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WO2024210295A1 - Dispositif d'échange automatique de matériaux de type film pour des batteries rechargeables - Google Patents

Dispositif d'échange automatique de matériaux de type film pour des batteries rechargeables Download PDF

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Publication number
WO2024210295A1
WO2024210295A1 PCT/KR2023/020054 KR2023020054W WO2024210295A1 WO 2024210295 A1 WO2024210295 A1 WO 2024210295A1 KR 2023020054 W KR2023020054 W KR 2023020054W WO 2024210295 A1 WO2024210295 A1 WO 2024210295A1
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WO
WIPO (PCT)
Prior art keywords
film
tape
label
roll
supply roll
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/KR2023/020054
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English (en)
Korean (ko)
Inventor
김태완
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Woowon Technology Co Ltd
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Woowon Technology Co Ltd
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Publication date
Application filed by Woowon Technology Co Ltd filed Critical Woowon Technology Co Ltd
Publication of WO2024210295A1 publication Critical patent/WO2024210295A1/fr
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present invention (Disclosure) relates to an automatic exchange device for a film-type material for a secondary battery.
  • a chemical battery is a battery that generates electrical energy using a chemical reaction.
  • Chemical batteries are divided into primary batteries that are used for disposable purposes and secondary batteries that can be recharged and used repeatedly.
  • lithium secondary batteries have a high energy density per unit weight, so they are widely used as power sources for electronic communication devices, high-power electric vehicles, and energy storage systems (ESS).
  • ESS energy storage systems
  • representative film-type materials used in secondary batteries include separators, positive and negative plates.
  • film-type materials are supplied in roll form, and when the film-type materials supplied during secondary battery manufacturing are about to run out, they are replaced with new film-type materials.
  • the present invention aims at providing an automatic film-type material exchange device for a secondary battery that can automatically exchange film-type materials without the intervention of an operator.
  • the present invention aims at providing an automatic film-type material exchange device for a secondary battery that can automatically connect the end of a film-type material that is about to be exhausted with the leading end of a new film-type material that has been exchanged.
  • an automatic exchange device for a film-like material for a secondary battery may include: a chucking unit for exchanging a supply roll of a film-like material supplied to a secondary battery manufacturing facility, which is about to run out, with a new roll; a cutting unit for cutting the film-like material by suction and suction when the film-like material supplied from the supply roll is about to run out so as to form a terminal portion, and for suction and suction-and-shrinking the cut film-like material of the supply roll having the terminal portion formed; an exchange unit for taking out the supply roll from which the film-like material has been cut by the cutting unit, and for introducing a new roll on which the film-like material is wound to be connected to the terminal portion of the film-like material of the supply roll suctioned and gripped by the cutting unit; and a connecting unit for guiding and connecting a leading portion of the film-like material of the new roll introduced to the terminal portion of the cut film-
  • a chucking unit may include: a chucking shaft that releases grip on a supply roll and grips a new roll so that the supply roll can be exchanged for a new roll; an upper roller and a lower roller that guide a film-type material of a supply roll unwound from the chucking shaft; and a chucking shaft forward-backward transport means that transports the chucking shaft so that the supply roll can be exchanged for a new roll and gripped.
  • an upper roller and a lower roller are installed spaced apart from each other on one lower side of a chucking shaft so as to be freely rotatable, and a film-type material unwound from the chucking shaft can be sequentially supplied to a secondary battery manufacturing facility via the upper roller and the lower roller.
  • the cutting unit may include a winding amount detection sensor that is installed at a distance from the other side of a chucking shaft and detects a winding amount of a film-type material wound on a supply roll gripped by the chucking shaft; and a material cutting means having a fixed upper suction part, a fixed lower suction part installed at a distance from the lower side of the fixed upper suction part, and a material cutting blade installed at the other side of the fixed upper suction part and the fixed lower suction part.
  • a material cutting means is installed between an upper roller and a lower roller, and when a fixed upper suction unit and a fixed lower suction unit determine that the film-type material wound on a supply roll is about to run out by a winding amount detection sensor, the fixed upper suction unit suctions the reverse side of the film-type material of the supply roll passing between the upper roller and the lower roller, and a material cutting blade cuts the film-type material of the supply roll while entering and exiting a first cutting hole formed between the fixed upper suction unit and the fixed lower suction unit, thereby forming a terminal portion of the cut film-type material.
  • upper adsorption holes and lower adsorption holes may be formed on one side of each of a fixed upper adsorption part and a fixed lower adsorption part.
  • an automatic exchange device for a film-type material for a secondary battery when cutting the film-type material of a supply roll by a material cutting blade, a surface of the film-type material is pressed by a rotating suction part of a jointer of a connecting unit, and a second cutting hole may be formed on one side of the rotating suction part, into which a tip of a material cutting blade penetrating the first cutting hole enters and exits.
  • one side of a rotating suction part may be formed of rubber so as to elastically pressurize the film-type material toward the fixed upper suction part and the fixed lower suction part.
  • the material cutting means further includes a material gripping unit installed to face the lower side of one side of a fixed lower suction unit with the film-type material passing between the upper roller and the lower roller, the material gripping unit is installed to be movable toward the fixed lower suction unit or away from the fixed lower suction unit, and when it is determined by a winding amount detection sensor that the film-type material wound on the supply roll is about to run out, the material gripping unit moves toward the fixed lower suction unit and grips the film-type material together with the fixed lower suction unit, and when the material gripping unit and the fixed lower suction unit grip the film-type material, the fixed upper suction unit and the fixed lower suction unit can adsorb the film-type material.
  • a pad having self-elasticity is attached to one side of a material gripping portion facing a surface of a film-type material, and the material gripping portion and a fixed lower suction portion suction-hold the film-type material having the formed end portion until a leading end of the film-type material wound on a new roll is connected to a leading end of a film-type material of a supply roll cut by a material cutting blade, and the fixed lower suction portion releases suction of the film-type material having the formed end portion when the leading end of the new roll is connected to the leading end of the cut film-type material of the supply roll, and the material gripping portion can move away from the fixed lower suction portion.
  • the exchange unit may include a pair of grippers for holding and releasing a supply roll from which a film-type material has been cut and a new roll; a first gripper horizontal transfer means, a gripper elevating means, and a second gripper horizontal transfer means for transferring the grippers so that the supply roll from which the film-type material has been cut and the new roll are taken out and brought in.
  • grippers are arranged to face both outer surfaces of a supply roll and a new roll from which a film-type material is cut, and one side of the grippers facing the outer surfaces of the supply roll and the new roll is formed to have a shape conforming to the outer surfaces of the supply roll and the new roll, and the other side of the grippers can be elastically supported by a gripper frame, respectively.
  • a chucking shaft of a chucking unit can rotate in reverse so that the film-type material of the supply roll remaining between the chucking unit and the cutting unit is wound.
  • a first gripper horizontal transport means moves the grippers toward each other or away from each other so that the grippers can grip a supply roll and a new roll or put down a gripped supply roll and a new roll
  • the first gripper horizontal transport means is mounted on an elevating slider
  • gripper frames are connected to the first gripper horizontal transport means
  • a roll detection sensor for detecting whether the supply roll and the new roll are gripped can be installed on the lower side of the elevating slider.
  • a gripper lifting means lifts the grippers so that the grippers can grip a supply roll and a new roll or put down a gripped supply roll and a new roll, wherein the gripper lifting means is mounted on a forward/backward slider that is spaced apart from the upper side of the lifting slider, and the gripper lifting means can be connected to the lifting slider.
  • a second gripper horizontal transport means transports the grippers so that the supply roll and new roll held by the grippers can be taken out and brought in, wherein the second gripper horizontal transport means is equipped with a forward/backward slider, and the second gripper horizontal transport means can transport the forward/backward slider to the front side of the chucking unit and the rear side of the chucking unit.
  • a new roll is placed along the longitudinal direction of a chucking shaft such that a label having an adhesive area formed on the back surface thereof for fixing a leading edge of a film-type material wound on a bobbin faces a connecting unit, and the label can be placed such that a non-adhesive area formed on the back surface thereof is positioned on the upper side of the label.
  • a connecting unit may include: a jointer which guides a leading end of a new roll introduced into a chucking shaft of a chucking unit toward a leading end of a supply roll and connects the leading end of the new roll and the leading end of the supply roll via a tape cut piece; a tape feeder which is installed spaced apart from the lower portion of the jointer and supplies a tape cut piece connecting the leading end of the new roll and the leading end of the supply roll to the jointer; a jointer lifting means which lifts and lowers the jointer toward the chucking unit, the cutting unit, and the tape feeder; and a jointer horizontal transport means which is mounted on the jointer lifting means and moves the jointer toward the chucking unit and the cutting unit or away from the chucking unit and the cutting unit.
  • the bonding device may include: a vision sensor module that aligns a label that fixes a leading edge of a film-type material of a new roll to a preset label removal position in conjunction with a chucking shaft; a label removal unit that removes a label in conjunction with the chucking shaft; and a rotating suction unit that adsorbs a leading edge of a new roll from which a label has been removed in conjunction with the chucking shaft and guides it to overlap with a leading edge of a supply roll that is adsorbed and gripped by a fixed lower suction unit of a cutting unit, and adsorbs a cut piece of tape supplied from a tape feeder and attaches it to the leading edge of the new roll and the leading edge of the supply roll to connect the leading edge of the new roll and the leading edge of the supply roll.
  • the bonding machine further includes a bonding machine frame mounted on a bonding machine horizontal transport means; and a vision sensor module, a label removing unit, and a rotating suction unit may be sequentially installed and supported from the upper side to the lower side on the bonding machine frame.
  • a vision sensor module may include: a light source that irradiates a light source toward a new roll held by a chucking shaft; and an image sensor that scans the new roll rotating forward and backward by the operation of the chucking shaft.
  • an image sensor scans a new roll by rising so that the center of the image sensor is horizontal to a rotational center axis of a chucking shaft, and when the center of a barcode printed on the surface of the label along the length direction of the label is aligned with the center of the image sensor, the image sensor determines that the label is aligned to a label removal position and stops the operation of the chucking shaft, and when the label is completely aligned to the label removal position, the image sensor stores position information on a leading end of the new roll in the scanned new roll image to set the position of the leading end.
  • a label removal unit may include: a label removal plate provided in a vertically extended plate shape with one side facing a label, and movable to move toward a label to be removed or away from a new roll so as to discharge a removed label; a label removal pusher installed in a bonding frame so as to move toward the other side of the label removal plate so as to grip a label spanned over the other side of the label removal plate or away from the other side of the label removal plate so as to discharge a removed label;
  • the label removal unit further includes a label detection sensor installed on a lower surface of a label removal pusher; wherein the lower surface of the label removal plate moves between the non-adhesive area and the film-type material wound on a new roll by passing an upper portion of a non-adhesive area formed on an upper side of the back surface of the label when the label is removed, and the non-adhesive area of the label is spanned by a counter-rotating chucking shaft on the other side of the label removal plate moved between the non-adhesive area and the film-type material wound on the new roll, and when the label detection sensor detects a label, the label removal pusher moves to the other side of the label removal plate to grip the label, and when the label removal pusher grips the label, the chucking shaft can rotate in reverse until the label is removed.
  • a label detection sensor installed on a lower surface of a label removal pusher
  • the label removal unit further includes a material pusher that prevents the leading end of a new roll from lifting along the label being removed when the label is removed; the material pusher is installed on both sides of the label removal plate and the label removal pusher, and the material pusher can be flexibly installed on a bonding frame so as to flexibly contact the film-type material wound on the new roll.
  • a label removal plate can be installed so as to be flexibly rotatable toward the upper side of the other side.
  • a rotating suction unit has suction holes formed on one side thereof, and the rotating suction unit sucks a leading edge of a new roll from which a label has been removed on one side thereof, guides the sucked leading edge of the new roll to overlap with an end edge of a supply roll that has been sucked and held by a cutting unit, and can be installed on a bonding frame so as to be able to rotate 90 degrees in the vertical direction so as to suck a tape cut piece supplied from a tape feeder and attach the sucked tape cut piece to the leading edge of the overlapping new roll and the end edge of the supply roll.
  • a rotating suction unit is formed to have a length shorter than a width of a film-type material so that one end and the other end of the film-type material extend outwardly at one end and the other end, one end and the other end of a tape cut piece are extended and absorbed to the one end and the other end of the rotating suction unit, and one end and the other end of the tape cut piece extended outwardly at one end and the other end of the rotating suction unit can be attached to a leading end of a new roll and a terminal end of a supply roll by pressure of air blown from an air blower for tape attachment installed at one end and the other end of the rotating suction unit.
  • a chucking shaft rotates forward when a leading end of a new roll is guided toward a distal end of a supply roll that is adsorbed and held by a cutting unit by a rotating suction unit, and when the leading end of the new roll is guided toward a distal end of the supply roll that is adsorbed and held by the cutting unit by the rotating suction unit, a fixed upper suction unit installed spaced apart from an upper portion of a fixed lower suction unit of the cutting unit can adsorb the leading end of the delivered new roll.
  • a tape feeder may include: an unwinding shaft for gripping and unwinding a roll-shaped tape having an adhesive layer formed on the back surface; a tape clamp for gripping an extended end side of a tape unwound from the unwinding shaft; a tape gripper for gripping an extended end of a tape gripped by the tape clamp and taking the tape to a preset length; a tape cutting blade that operates to elevate and is installed between the tape clamp and the tape gripper to cut the tape taken up by the tape gripper into tape cutters; and an unwinding guide roller for guiding the tape toward the tape clamp so that the adhesive layer on the back surface of the tape unwound from the unwinding shaft faces downward.
  • a tape clamp in an automatic exchange device for a film-type material for a secondary battery according to one aspect of the present invention, includes a movable clamp block and a fixed clamp block that grip a tape; and a movable clamp block lifting means that lifts and lowers the movable clamp block toward the fixed clamp block; wherein the movable clamp block and the fixed clamp block grip the tape such that an extended end of the tape is exposed toward a tape gripper, and when the tape gripper grips the extended end of the tape, the movable clamp block rises, and when the tape is cut by a tape cutting blade, the movable clamp descends to grip the extended end of the tape.
  • the exchange operation of film-type materials supplied to a secondary battery manufacturing process can be automated, it is possible to provide the effect of promoting an increase in production speed and a reduction in production costs.
  • the connection quality at the connection portion is the same, and thereby the reliability of the automatic exchange device for a film-type material for a secondary battery according to the present invention can be increased.
  • Figure 1 is a drawing schematically showing a film-type material for a secondary battery related to the present invention.
  • Figure 2 is a drawing schematically showing an automatic exchange device for a film-type material for a secondary battery according to the present invention.
  • Figure 3 is a schematic drawing of the cutting unit illustrated in Figure 2, showing a state in which a film-shaped material of a supply roll is cut.
  • FIG 4 is a schematic drawing of the exchange unit illustrated in Figure 2.
  • Fig. 5 is a schematic drawing showing a connector of the connecting unit illustrated in Fig. 2.
  • Figure 6 is a drawing schematically showing a state in which the label removal unit illustrated in Figure 5 removes a label.
  • Figure 7 is a schematic drawing showing a state in which the rotating suction part illustrated in Figure 5 connects the leading end of a new roll to the terminal end of a supply roll.
  • FIG. 8 is an enlarged drawing of the tape feeder illustrated in FIG. 2, schematically illustrating a state in which a connecting unit absorbs a tape cut piece and attaches the tape cut piece to the leading end of a new roll to the terminal end of a supply roll.
  • the intrinsic technical idea of the present invention is not limited in its possible implementation by the embodiments described below, and it is to be understood that it encompasses a range that can be easily proposed by a person skilled in the art by replacing or modifying the embodiments described below based on the intrinsic technical idea of the present invention.
  • FIG. 1 is a drawing schematically showing a film-type material for a secondary battery related to the present invention.
  • film-shaped materials (10) for secondary batteries are typically provided by being wound in a roll form multiple times on a bobbin (20), and the leading end (F) of the film-shaped material (10) wound on the bobbin (20) is fixed so as not to be unwound by a label (30).
  • the label (30) is attached so as to cross perpendicularly with the length direction of the leading end (F) of the rolled film-shaped material (10).
  • the back of the label (30) is divided into an adhesive area (32) that fixes the leading edge (F) of the film-like material (10) to the film-like material (10) exposed to the outside of the leading edge (F), and a non-adhesive area (34) that enables the label (30) to be removed, and the non-adhesive area (34) faces the inside of the leading edge (F) of the film-like material (10) so that the label (30) can be torn off to the outside of the leading edge (F) of the film-like material (10) (in the direction of the arrow in FIG. 1) when the label (30) is removed.
  • a barcode (36) that can identify the film-type material (10) is printed along the length direction of the label (30).
  • FIGS. 2 to 8 are drawings schematically showing an automatic exchange device for a film-type material for a secondary battery according to the present invention.
  • the automatic exchange device for a film-type material for a secondary battery supplies a film-type material (10) provided in a roll form to a secondary battery manufacturing facility as illustrated in FIG. 1.
  • the secondary battery manufacturing facility that receives the film-type material (10) may be a stack facility, and the secondary battery manufacturing facility is not limited to a stack facility.
  • the film-shaped material (10) may be a separator, a positive electrode plate, a negative electrode plate, etc., and in addition, the film-shaped material (10) may be any film-shaped material used in the manufacture of secondary batteries.
  • the automatic exchange device for a film-type material for a secondary battery can automatically exchange a supply roll (U) whose film-type material (10) is about to run out with a new roll (N) during the process of supplying the film-type material (10) to a secondary battery manufacturing facility, and can automatically connect the end portion (E) of the film-type material (10) of the supply roll (U) to the front end portion (F) of the film-type material (10) of the new roll (N) that has been exchanged.
  • the supply roll (U) and the new roll (N) include a bobbin (20) and a film-shaped material (10) wound in a roll shape on the bobbin (20), as illustrated in FIG. 1, respectively.
  • the film-shaped material (10) supplied to the secondary battery manufacturing facility is referred to as the supply roll (U)
  • the material exchanged with the supply roll (U) is referred to as the new roll (N).
  • the automatic exchange device for a film-type material for a secondary battery includes a chucking unit (100), a cutting unit (200), an exchange unit (300), and a connecting unit (400).
  • the chucking unit (100) grips a new roll (N) on which a film-like material (10) is wound on a bobbin (20), and unwinds the film-like material (10) so that it can be supplied to a secondary battery manufacturing facility.
  • the chucking unit (100) includes a chucking shaft (110) that grips a bobbin (20) on which a film-like material (10) is wound, and rotates the bobbin (20) to unwind the film-like material (10).
  • the chucking shaft (110) is inserted into the hollow portion of the bobbin (20) on which the film-like material (10) is wound, and grips the bobbin (20) or releases the grip on the bobbin (20).
  • the chucking shaft (110) is coupled to a separately provided motor or the like and receives rotational force to rotate the gripped bobbin (20) at a preset speed so that the wound film-like material (10) is unwound to the secondary battery manufacturing equipment.
  • the chucking shaft (110) may be a conventional air shaft that uses air pressure to grip or release the bobbin (20), as is well known to anyone, and the configuration and operation of the chucking shaft (100) provided as an air shaft are known techniques, so a detailed description thereof will be omitted.
  • the chucking unit (100) further includes an upper roller (120) and a lower roller (130) that guide a film-shaped material (10) discharged from a chucking shaft (110) to a secondary battery manufacturing facility, and a chucking shaft forward/backward transport means (140) that transports the chucking shaft (110) so that the supply roll (U) can be replaced with a new roll (N) and crushed.
  • the upper roller (120) and the lower roller (130) are installed at a predetermined interval on the lower side of one side of the chucking shaft (110) so as to be freely rotatable.
  • the upper roller (120) and the lower roller (130) extend horizontally along the length of the chucking shaft (110), and the film-like material (10) unwound from the chucking shaft (110) is sequentially supplied to the secondary battery manufacturing facility via the upper roller (120) and the lower roller (130).
  • the chucking shaft forward/backward transport means (140) is connected to the chucking shaft (110) so as not to interfere with the operation of the chucking shaft (110) described above, and selectively moves the chucking shaft (110) forward and backward along the longitudinal direction of the chucking shaft (110).
  • the chucking shaft forward/backward transport means (140) pulls out (backwards) the chucking shaft (110) from the hollow portion of the bobbin (20) of the supply roll (U) so that the exchange unit (300) can take out the supply roll (U) when exchanging the supply roll (U) with a new roll (N), and conversely, inserts (forwards) the chucking shaft (110) into the hollow portion of the bobbin (20) of the new roll (U) so that the new roll (N) introduced by the exchange unit (300) can be gripped.
  • the chucking shaft forward-backward transport means (140) is not particularly limited, but the chucking shaft forward-backward transport means (140) may be a typical orthogonal robot composed of a ball screw that converts rotational torque generated from a servo motor into linear motion, a ball screw nut, a carrier mounted on the ball screw nut, and a linear motion guide that is connected to the carrier and assists the movement of the carrier. Since connecting the chucking shaft forward-backward transport means (140) to the chucking shaft (110) so as not to interfere with the operation of the chucking shaft (110) is a known technology, a detailed description thereof will be omitted.
  • the cutting unit (200) cuts the reverse side of the film-shaped material (10) supplied to the secondary battery manufacturing facility when the film-shaped material (10) supplied from the supply roll (U) is about to run out, forms an end portion (E) to which the leading end (F) of the film-shaped material (10) wound on the bobbin (20) of the new roll (N) is connected to the film-shaped material (10) of the cut supply roll (U), and absorbs and holds the cut film-shaped material (10) of the supply roll (U) on which the end portion (E) is formed.
  • the cutting unit (200) includes a winding amount detection sensor (210) that detects the winding amount of a film-like material (10) wound on a bobbin (20) of a supply roll (U) that is gripped by a chucking shaft (110), and a material cutting means (220) that grips and cuts the reverse side of the film-like material (10) of the supply roll (U) that is supplied to a secondary battery manufacturing facility when the film-like material (10) wound on the bobbin (20) of the supply roll (U) is about to run out, and at the same time absorbs and grips the end portion (E) of the film-like material (10) cut from the supply roll (U).
  • a winding amount detection sensor that detects the winding amount of a film-like material (10) wound on a bobbin (20) of a supply roll (U) that is gripped by a chucking shaft (110)
  • a material cutting means (220) that grips and cuts the reverse side of the film-like material (10) of the supply roll (U
  • the winding amount detection sensor (210) is installed at a predetermined interval on the other side of the chucking shaft (110) so as not to interfere with the film-shaped material (10) supplied to the secondary battery manufacturing facility, and measures the thickness of the film-shaped material (10) wound on the bobbin (20) of the supply roll (U) in real time to detect the winding amount of the film-shaped material (10) wound on the bobbin (20) of the supply roll (U).
  • the winding amount detection sensor (210) detects the radius of the film-shaped material (10) wound on the bobbin (20) in real time by irradiating a laser or ultrasonic wave toward the supply roll (U).
  • the winding amount detection sensor (210) determines that the film-shaped material (10) wound on the bobbin (20) of the supply roll (U) is about to run out.
  • the material cutting means (220) includes a fixed upper suction part (230), a fixed lower suction part (240), a material cutting blade (270), and a material holding part (260) installed between the upper roller (120) and the lower roller (130) of the chucking unit (100).
  • the fixed upper suction part (230) and the fixed lower suction part (240) are installed vertically spaced apart from each other between the upper roller (120) and the lower roller (130), and extend along the longitudinal direction of the upper roller (120) and the lower roller (130).
  • a slit first cutting hole (250) through which a material cutting blade (270) enters and exits is formed between the fixed upper suction part (230) and the fixed lower suction part (240).
  • the fixed upper suction part (230) and the fixed lower suction part (240) determine that the film-like material (10) wound on the bobbin (20) of the supply roll (U) is about to run out by the winding amount detection sensor (210)
  • the fixed upper suction part (230) and the fixed lower suction part (240) suction the back surface of the film-like material (10) of the supply roll (U) passing between the upper roller (120) and the lower roller (130).
  • upper suction holes (232) and lower suction holes (242) are formed on one side of the fixed upper suction part (230) and the fixed lower suction part (240) facing the back surface of the film-like material (10), respectively.
  • the fixed upper suction part (230) and the fixed lower suction part (240) receive vacuum pressure and suction the back surface of the film-shaped material (10). Since the configuration and function of the fixed upper suction part (230) and the fixed lower suction part (240) are known techniques, a detailed description thereof will be omitted.
  • the fixed upper suction part (230) and the fixed lower suction part (240) are fixedly installed between the upper roller (120) and the lower roller (130) and therefore a detailed description thereof is omitted.
  • the material holding portion (260) extends along the length direction of the fixed lower suction portion (240) and is installed facing the lower side of one side of the fixed lower suction portion (240) with the film-shaped material (10) passing between the upper roller (120) and the lower roller (130) interposed therebetween.
  • the material gripping part (260) is installed so as to be able to move toward or away from the fixed lower suction part (240), and on one side of the material gripping part (260) facing the surface of the film-like material (10), a pad (262) having self-elasticity that enables the film-like material (10) to be gripped by pressing it toward the fixed lower suction part (240) is attached so as to extend along the length direction of the material gripping part (260).
  • the material gripping unit (260) installed in this manner moves toward the fixed lower suction unit (240) when it is determined by the winding amount detection sensor (210) that the film-shaped material (10) wound on the bobbin (20) of the supply roll (U) is about to run out, and thereby the film-shaped material (10) passing between the upper roller (120) and the lower roller (130) is gripped between the material gripping unit (260) and the fixed lower suction unit (240), and when the film-shaped material (10) is gripped between the material gripping unit (260) and the fixed lower suction unit (240), the fixed upper suction unit (230) and the fixed lower suction unit (240) adsorb the film-shaped material (10) as described above.
  • the fixed upper suction part (230) releases the suction on the film-like material (10) connected to the bobbin (20) of the supply roll (U) when connected to the end (E) of the film-like material (10) of the supply roll (U) cut by the material cutting blade (270), and the fixed lower suction part (240) suctions the cut film-like material (10) of the supply roll (U) until the leading end (F) of the film-like material (10) wound on the bobbin (20) of the new roll (N) is connected to the end end (E) of the film-like material (10) of the supply roll (U) cut by the material cutting blade (270), and releases the suction on the cut film-like material (10) of the supply roll (U) when the leading end (F) of the film-like material (10) of the new roll (N) is connected to the end end (E) of the cut film-like material (10) of the supply roll (U).
  • the material cutting blade (270) is installed on the other side of the fixed upper suction part (230) and the fixed lower suction part (240), and extends along the first cutting hole (250) formed by the fixed upper suction part (230) and the fixed lower suction part (240).
  • the material cutting blade (270) has a sharp tip so as to be able to cut the film-shaped material (10) of the supply roll (U) passing between the upper roller (120) and the lower roller (130), and the material cutting blade (270) is installed so as to be able to move back and forth so that the tip can enter and exit the first cutting hole (250).
  • the material gripping unit (260) and the fixed lower suction unit (240) grip the film-shaped material (10) of the supply roll (U), and at the same time, the fixed upper suction unit (230) and the fixed lower suction unit (240) absorb the film-shaped material (10) of the supply roll (U).
  • the tip of the material cutting blade (270) moves to penetrate the first cutting hole (250) and cuts the film-shaped material (10) of the supply roll (U), thereby forming an end portion (E) on the cut film-shaped material (10).
  • the tip of the material cutting blade (270) moves (returns) to the other side of the fixed upper suction portion (230) and the fixed lower suction portion (240) through the first cutting hole (250).
  • the surface of the film-shaped material (10) of the supply roll (U) is pressed by the rotating suction part (450) of the connection unit (400).
  • the material cutting blade (270) is installed on the other side of the fixed upper suction part (230) and the fixed lower suction part (240) so as to be movable and capable of cutting the film-shaped material (10) of the supply roll (U), which is a known technology, so a detailed description thereof is omitted.
  • the exchange unit (300) takes out a supply roll (U) from which a film-like material (10) has been cut by a cutting unit (200), and brings in a new roll (N) from which a film-like material (10) has been wound to be connected to the end (E) of the cut film-like material (10) of the supply roll (U).
  • the exchange unit (300) includes a pair of grippers (310a, 310b) that hold and release a supply roll (U) from which a film-like material (10) is cut and a new roll (N), and a first gripper horizontal transfer means (320), a gripper lifting means (330), and a second gripper horizontal transfer means (340) that transfer the grippers (310a, 310b) so that the supply roll (U) from which the film-like material (10) is cut and the new roll (N) are taken out and brought in.
  • the grippers (310a, 310b) are arranged to face both sides of the outer surface of the supply roll (U) and the new roll (N) from which the film-shaped material (10) is cut, and one side of the grippers (310a, 310b) facing the outer surface of the supply roll (U) and the new roll (N) is formed to have a shape that conforms to the outer surface of the supply roll (U) and the new roll (N).
  • the other side of the grippers (310a, 310b) is supported on a gripper frame (312a, 312b), respectively, and the grippers (310a, 310b) are elastically supported on the gripper frame (312a, 312b) so that the film-shaped material (10) wound on the bobbin (20) of the supply roll (U) and the new roll (N) is not damaged when the supply roll (U) and the new roll (N) are gripped.
  • the present invention does not specifically limit the configuration in which the grippers (310a, 310b) are elastically supported by the gripper frames (312a, 312b), but as an example, the grippers (310a, 310b) may be elastically supported by the gripper frames (312a, 312b) via a conventional spring or the like.
  • the first gripper horizontal transport means (320) moves the grippers (310a, 310b) toward each other or away from each other so that the grippers (310a, 310b) can grip the supply roll (U) and the new roll (N) or put down the gripped supply roll (U) and the new roll (N).
  • the first gripper horizontal transport means (320) is mounted on an elevating slider (322), and gripper frames (312a, 312b) that support grippers (310a, 310b) are connected to the first gripper horizontal transport means (320).
  • a roll detection sensor (324) is installed on the lower side of the lifting slider (322) to detect whether the supply roll (U) and new roll (N) are gripped without interference with the grippers (310a, 310b).
  • the first gripper horizontal transport means (320) is not specifically limited in the present invention, but the first gripper horizontal transport means (320) may be a typical orthogonal robot, and it is a well-known technology that the first gripper horizontal transport means (320) formed of a single orthogonal robot can simultaneously move two grippers (310a, 310b) in a direction approaching each other or moving away from each other, so a detailed description thereof is omitted.
  • the gripper lifting means (330) lifts the grippers (310a, 310b) so that the grippers (310a, 310b) can grip the supply roll (U) and the new roll (N) or put down the gripped supply roll (U) and the new roll (N).
  • the gripper lifting means (330) is mounted on a forward/backward slider (332) that is installed spaced apart from the upper side of the lifting slider (322), and the gripper lifting means (330) is connected to the lifting slider (322) so as not to interfere with the first gripper horizontal transport means (320) mounted on the lifting slider (322).
  • the gripper lifting means (330) is not specifically limited in the present invention, but the gripper lifting means (330) may be a typical orthogonal robot, and the connection relationship between the gripper lifting means (330) formed of the orthogonal robot and the forward/backward slider (332) and the lifting slider (322) is a well-known technology, so a detailed description thereof is omitted.
  • the second gripper horizontal transport means (340) transports the grippers (310a, 310b) so that the supply roll (U) and new roll (N) held by the grippers (310a, 310b) can be taken out and brought in.
  • a forward/backward slider (332) is mounted on the second gripper horizontal transport means (340), and the second gripper horizontal transport means (340) transports the forward/backward slider (332) to the front side (input) of the chucking unit (100) and the rear side (output) of the chucking unit (100).
  • the second gripper horizontal transport means (340) is not specifically limited in the present invention, but the second gripper horizontal transport means (340) may be a typical orthogonal robot, and the connection relationship between the second gripper horizontal transport means (340) formed of the orthogonal robot and the forward/backward slider (332) is a well-known technology, so a detailed description thereof is omitted.
  • the second gripper horizontal transfer means (340) of the exchange unit (300) transfers the grippers (310a, 310b) to the rear side of the chucking unit (100) where the new roll (N) is placed.
  • the new roll (N) is placed along the length direction of the chucking shaft (110) so that the label (30) faces the connecting unit (400), but the new roll (N) can be placed so that the non-adhesive area (34) formed on the back side of the label (30) is located on the upper side of the label (30).
  • the gripper lifting means (330) lowers the grippers (310a, 310b) toward the new roll (N), and the first gripper horizontal transfer means (320) moves the grippers (310a, 310b) in a direction approaching each other so that the grippers (310a, 310b) can grip the new roll (N).
  • the gripper lifting means (330) elevates the grippers (310a, 310b) gripping the new roll (N)
  • the second gripper horizontal transfer means (340) transfers the grippers (310a, 310b) gripping the new roll (N) to the front upper side of the chucking unit (100).
  • the chucking shaft (110) of the chucking unit (100) waits for the new roll (N) to be brought in by being moved backward in advance by the operation of the chucking shaft forward/backward movement means (140).
  • the grippers (310a, 310b) that have gripped the new roll (N) are transferred to the front upper side of the chucking unit (100), and the gripper lifting means (330) lowers the hollow portion of the bobbin (20) of the new roll (N) gripped by the grippers (310a, 310b) so that it faces the chucking shaft (110), and at the same time, the chucking shaft forward/backward transfer means (140) advances the chucking shaft (110) into the hollow portion of the bobbin (20) of the new roll (N).
  • the first gripper horizontal transport means (320) moves the grippers (310a, 310b) away from each other so that the grippers (310a, 310b) can put the new roll (N) down on the chucking shaft (110), and at the same time, the gripper lifting means (330) raises the grippers (310a, 310b).
  • the cutting unit (200) cuts the film-like material (10) that is unwound from the supply roll (U) and supplied to the secondary battery manufacturing facility, and when the cut film-like material (10) of the supply roll (U) with the end portion (E) formed is gripped and sucked, the chucking unit (100) first rotates the chucking shaft (110) in reverse to wind the film-like material (10) remaining between the chucking shaft (110) and the cutting unit (200) onto the bobbin (20) of the supply roll (U).
  • the gripper lifting means (330) of the exchange unit (300) lowers the grippers (310a, 310b) waiting on the front upper side of the chucking unit (100) toward the supply roll (U), and the first gripper horizontal transfer means (320) moves the grippers (310a, 310b) in a direction approaching each other so that the grippers (310a, 310b) can grip the supply roll (N).
  • the chucking shaft (110) releases the grip on the bobbin (20) of the supply roll (U), and the chucking shaft forward/backward transport means (140) moves the chucking shaft (110) backward so that the chucking shaft (110) is pulled out from the hollow portion of the supply roll (U).
  • the gripper lifting means (330) raises the grippers (310a, 310b) that have gripped the supply roll (U) to the front upper side of the chucking unit (100), and when the grippers (310a, 310b) that have gripped the supply roll (U) are raised, the second gripper horizontal transport means (340) transports the grippers (310a, 310b) that have gripped the supply roll (U) to the rear side of the chucking unit (100).
  • the gripper lifting means (330) lowers the grippers (310a, 310b) that have gripped the supply roll (U), and at the same time, the first gripper horizontal transfer means (320) moves the grippers (310a, 310b) away from each other so that the grippers (310a, 310b) can put down the supply roll (N).
  • the connecting unit (400) is installed facing the chucking unit (100) and the cutting unit (200), and connects the leading end (F) of the film-like material (10) of the new roll (N) fed into the chucking unit (100) to the distal end (E) of the cut film-like material (10) of the supply roll (U) that is adsorbed and held by the cutting unit (200) via the tape cutting piece (T).
  • the connecting unit (400) includes a jointer (410) that guides and connects the leading end (F) of the film-like material (10) of the new roll (N) that has been brought in to the distal end (E) of the cut film-like material (10) of the supply roll (U), and a tape feeder (460) that supplies a tape cut piece (T) that connects the leading end (F) of the film-like material (10) of the new roll (N) and the distal end (E) of the cut film-like material (10) of the supply roll (U) that has been adsorbed and held by the cutting unit (200) to the jointer (410).
  • a jointer (410) that guides and connects the leading end (F) of the film-like material (10) of the new roll (N) that has been brought in to the distal end (E) of the cut film-like material (10) of the supply roll (U)
  • a tape feeder (460) that supplies a tape cut piece (T) that connects the leading end (F) of the film-like material (
  • the connecting unit (400) further includes a jointer lifting means (not shown) for lifting and lowering the jointer (410), and a jointer horizontal moving means (not shown) for moving the jointer (410) toward the chucking unit (100) and cutting unit (200) or away from the chucking unit (100) and cutting unit (200).
  • joint lifting means and the joint horizontal transport means are not specifically limited in the present invention, but the joint lifting means and the joint horizontal transport means may be a typical orthogonal robot.
  • joint lifting means is equipped with a joint horizontal transport means. Since the connection relationship between the joint lifting means and the joint horizontal transport means is a well-known technology, a detailed description thereof is omitted.
  • the joint (410) includes a vision sensor module (430), a label removal unit (440), and a rotating suction unit (450).
  • the jointer (410) further includes a jointer frame (420) that supports a vision sensor module (430), a label removal unit (440), and a rotating suction unit (450).
  • the joint frame (420) supports the vision sensor module (430), the label remover (440) and the rotating suction unit (450) so that they face the label (30) of the new roll (N) gripped on the chucking shaft (110) of the chucking unit (100) and the leading edge (F) of the film-like material (10) of the new roll (N), and the vision sensor module (430), the label remover (440) and the rotating suction unit (450) are sequentially installed from the upper side to the lower side of the joint frame (420) so as not to interfere with each other.
  • the bonding frame (420) supporting the vision sensor module (430), the label removal unit (440) and the rotating suction unit (450) is mounted on the bonding horizontal transport means, and the connection relationship between the bonding frame (420) and the bonding horizontal transport means is a well-known technology, so a detailed description thereof is omitted.
  • the vision sensor module (430) aligns the label (30) that secures the tip (F) of the film-shaped material (10) of the new roll (N) held on the chucking shaft (110) to the preset label removal position in conjunction with the chucking shaft (110) of the chucking unit (100).
  • the vision sensor module (430) aligns the leading edge (F) of the film-shaped material (10) of the new roll (N) whose position is displaced when the label (30) is removed to a preset position in conjunction with the chucking shaft (110) of the chucking unit (100).
  • the vision sensor module (430) includes a light source (432) that irradiates a light source toward a new roll (N) attached to the chucking shaft (110), and an image sensor (434) that scans the new roll (N) that rotates forward and backward by the operation of the chucking shaft (110).
  • the light (432) and the image sensor (434) are raised by the joint lifting means so that the center of the image sensor (434) is horizontal to the rotational center axis of the chucking shaft (110) and the new roll (N) is irradiated with a light source and the new roll (N) is scanned.
  • the image sensor (434) determines that the label (30) is aligned to the label removal position when the center of the length direction of the label (30), preferably the center of the barcode (36) printed on the surface of the label (434) along the length direction of the label (434), coincides with the center of the image sensor (434) in the image of the new roll (N) being scanned, and stops the operation of the chucking shaft (110).
  • the image sensor (434) stores the position information for the leading edge (F) of the film-type material (10) of the new roll (N) in the image of the scanned new roll (N) to set the position of the leading edge (F).
  • the image sensor (434) is not specifically limited in the present invention, but the image sensor (434) may be a CCD sensor, a CMOS sensor, or a DVS sensor.
  • the label removal unit (440) is raised to the label removal position by the joint lifting means and removes the label (30) that secures the leading edge (F) of the film-shaped material (10) of the new roll (N) in conjunction with the chucking shaft (110).
  • the label removal unit (440) removes the label (30) by gripping the non-adhesive area (34) formed on the upper side of the adhesive area (32) of the label (30) that fixes the leading edge (F) of the film-shaped material (10) of the new roll (N) so that it does not come loose.
  • This label removal unit (440) includes a label removal plate (442) and a label removal pusher (444).
  • the label removal plate (442) is provided in a plate shape extending approximately vertically with one side facing the label (30).
  • label removal plate (442) is installed on the bonding machine frame (420) so as to be moved toward the label (30) to be removed or away from the new roll (N) so as to discharge the removed label (30).
  • the lower end of the label removal plate (442) moving toward the label (30) to be removed passes the upper end of the non-adhesive area (34) of the label (30) and moves between the non-adhesive area (34) and the film-like material (10) wound on the new roll (N), and when the lower end of the label removal plate (442) moves between the non-adhesive area (34) of the label (30) and the film-like material (10) wound on the new roll (N), the chucking shaft (110) of the chucking unit (100) reversely rotates the new roll (N) that has been gripped so that the non-adhesive area (34) of the label (30) hangs over the other side of the label removal plate (442).
  • the label removal plate (442) is installed elastically to be rotatable toward the upper side of the other side by means of a spring or the like so that the film-like material (10) wound on the bobbin (20) of the new roll (N) is not damaged even when colliding with the film-like material (10) when removing the label (30).
  • the label removal pusher (444) is installed so that one side faces the other side of the label removal plate (442).
  • the label removal pusher (444) is installed on the bonding frame (420) so as to be moved toward the other side of the label removal plate (442) to grip the label (30) hanging over the other side of the label removal plate (442) or moved away from the other side of the label removal plate (442) to discharge the removed label (30).
  • a label detection sensor (446) is installed on the lower surface of the label removal pusher (444).
  • the label detection sensor (446) detects a label (30) that is spread over the other side of the label removal plate (442).
  • the label detection sensor (446) detects a label (30) that is spread over the other side of the label removal plate (442)
  • the operation of the chucking shaft (110) is stopped and at the same time, the label removal pusher (444) moves toward the other side of the label removal plate (442) and grips the non-adhesive area (34) of the label (30) together with the label removal plate (442).
  • the chucking shaft (110) rotates the new roll (N) in reverse again until the label (30) is removed from the new roll (N), and when the label (30) is completely removed, the label removal plate (442) and the label removal pusher (444) are moved away from the new roll (N), and at the same time, the label removal pusher (444) is moved away from the other side of the label removal plate (442) so that the label (30) is discharged.
  • the chucking shaft (110) rotates the new roll (N) forward so that the tip (F) of the new roll (N) from which the label (30) has been removed is aligned to the new roll (N) tip (F) alignment position set by the vision sensor module (430).
  • the label removal unit (440) further includes a material pusher (448) that prevents the leading edge (F) of the film-shaped material (10) wound on the bobbin (20) to the new roll (N) from lifting along the removed label (30) when the label (30) is removed.
  • the material pusher (448) is installed on both sides of the label removal plate (442) and the label removal pusher (444), and the material pusher (448) is elastically installed on the joint frame (420) via a spring or the like so as to elastically contact the film-shaped material (10) wound on the bobbin (20) of the new roll (N).
  • the method of movably installing the label removal plate (442) and the label removal pusher (444) on the bonding machine frame (420) is a well-known technique, so a detailed description thereof is omitted.
  • the rotating suction unit (450) causes the film-like material (10) of the supply roll (U) that is suction-held by the cutting unit (200) to be cut, and guides the leading end (F) of the film-like material (10) of the new roll (N) from which the label (30) has been removed, in conjunction with the chucking shaft (110), to the distal end (E) of the cut film-like material (10) of the supply roll (U) that is suction-held by the cutting unit (200).
  • the rotating suction unit (450) absorbs a tape cut piece (T) supplied from a taper feeder (460), and attaches the absorbed tape cut piece (T) to the leading end (F) of the film-like material (10) of the new roll (N) and the distal end (E) of the cut film-like material (10) of the supply roll (U), thereby connecting the leading end (F) of the new roll (N) and the distal end (E) of the supply roll (U).
  • the rotating suction part (450) is formed to extend along the width direction of the film-shaped material (10), but the rotating suction part (450) is formed to have a length shorter than the width of the film-shaped material (10) so that one end and the other end of the film-shaped material (10) extend outward at one end and the other end.
  • the length of the rotating suction part (450) is formed to be shorter than the length of the film-shaped material (10) to avoid interference with the tape cutting blade (480) and tape gripper (474) constituting the taper feeder (460), thereby enabling the tape (T) to be cut to a length that matches the width of the film-shaped material (10).
  • the rotary suction part (450) is installed on the joint frame (420) so that it can rotate 90 degrees in the up-and-down direction by receiving rotational force by being connected to a separately provided motor or the like.
  • the rotating suction part (450) is installed on the jointer frame (420) so as to be rotatable 90 degrees in the vertical direction so that one side facing the chucking unit (100) and the cutting unit (200) faces the tape feeder (460) installed at the bottom of the jointer (410), or so that one side of the rotating suction part (450) facing the tape feeder (460) faces the chucking unit (100) and the cutting unit (200).
  • an adsorption hole (452) for adsorbing the leading edge (F) of the film-shaped material (10) of a new roll (N) from which the label (30) has been removed and the tape cut piece (T) supplied from the taper feeder (460) is formed on one side of the rotating adsorption part (450), and air blowers (454) for attaching the tape, which spray air toward one side of the rotating adsorption part (450), are installed on one end and the other end of the rotating adsorption part (450).
  • the rotary suction unit (450) receives vacuum pressure and suctions the tip (F) of the film-shaped material (10) of the new roll (N) and the tape cut piece (T) supplied from the taper feeder (460). Since the configuration and operation of this rotary suction unit (450) are known techniques, a detailed description thereof will be omitted.
  • a slit second cutting hole (456) is formed so as not to interfere with the suction holes (452) through which the tip of the material cutting blade (270) penetrating the first cutting hole (250) enters and exits when cutting the film-shaped material (10) of the supply roll (U) suctioned and held by the cutting unit (200).
  • one side of the rotating suction part (450) in which the suction holes (452) and the second cutting holes (456) are formed is formed of a conventional rubber or the like so that the film-like material (10) of the supply roll (U) suctioned and held by the cutting unit (200) can be elastically pressed toward the fixed upper suction part (230) and the fixed lower suction part (240) of the cutting unit (200) when the film-like material (10) of the supply roll (U) is cut.
  • one side of the rotating adsorption unit (450) rotates to face the fixed upper adsorption unit (230) and the fixed lower adsorption unit (240), and one side of the rotating adsorption unit (450) moves toward the fixed upper adsorption unit (230) and the fixed lower adsorption unit (240) by the operation of the jointer lifting means and the jointer horizontal transport means, thereby elastically pressurizing the film-shaped material (10) of the supply roll (U) adsorbed and gripped on the fixed upper adsorption unit (230) and the fixed lower adsorption unit (240) toward the fixed upper adsorption unit (230) and the fixed lower adsorption unit (240) so that slipping does not occur when cutting the film-shaped material (10) of the supply roll (U) by the material cutting blade (270).
  • one side of the rotating adsorption portion (450) is moved away from the cutting unit (200) by the operation of the jointer lifting means and the jointer horizontal transport means.
  • one side of the rotating suction unit (450) is rotated toward the tape feeder (460) so as not to interfere with the removal of the label (30), and when the leading end (F) of the new roll (N) from which the label (30) has been removed is guided to the end end (E) of the supply roll (U) that is adsorbed and gripped by the cutting unit (200), one side of the rotating suction unit (450) is rotated to face the leading end (F) of the film-like material (10) of the new roll (N), and one side of the rotating suction unit (450) is moved toward the leading end (F) of the film-like material (10) of the new roll (N) by the operation of the jointer lifting means and the jointer horizontal transport means to adsorb the leading end (F) of the film-like material (10) of the new roll (N).
  • the chucking shaft (110) unwinds the film-like material (10) of the new roll (N) so that the leading edge (F) of the film-like material (10) of the new roll (N) is guided to the end edge (E) of the film-like material (10) of the supply roll (U) adsorbed and held by the fixed lower suction part (240) of the cutting unit (200), and at the same time, by the operation of the jointer lifting means and the jointer horizontal transport means, one side of the rotating suction part (450) that adsorbs the leading edge (F) of the film-like material (10) of the new roll (N) is guided to the end edge (E) of the film-like material (10) of the supply roll (U) adsorbed and held by the fixed lower suction part (240) of the cutting unit (200). It is delivered so as to overlap with the end (E) of the material
  • the leading end (F) of the film-shaped material (10) of the new roll (N) is guided to the distal end (E) of the film-shaped material (10) of the supply roll (U), and at the same time, the fixed upper suction part (230) of the cutting unit (200) suctions the film-shaped material (10) of the new roll (N) that has been guided.
  • the rotational suction part (450) suctions the tape cut piece (T) and connects the tip end (F) of the new roll (N) and the tip end (E) of the supply roll (U), which will be explained later.
  • a tape feeder (460) includes an unwinding shaft (462) that grips and unwinds a roll-shaped tape (A) having an adhesive layer formed on the back surface, a tape clamp (468) that grips an extended end of the tape (A) unwound from the unwinding shaft (462), a tape gripper (474) that grips the extended end of the tape (A) gripped by the tape clamp (468) and takes the tape (A) to a preset length (the width length of the film-like material), and a tape cutting blade (480) that is installed between the tape clamp (468) and the tape gripper (474) and cuts the tape (A) taken up by the tape gripper (474) into a tape cutter (T).
  • an unwinding shaft 462 that grips and unwinds a roll-shaped tape (A) having an adhesive layer formed on the back surface
  • a tape clamp (468) that grips an extended end of the tape (A) unwound from the unwinding shaft (462
  • the tape feeder (460) further includes unwinding guide rollers (464) that guide the tape (A) toward the tape clamp (468) so that the adhesive layer on the back of the tape (A) unwound from the unwinding shaft (462) faces downward.
  • the unwinding shaft (462) and the unwinding guide rollers (464) are freely rotatably installed in the tape feeder frame (466), and a tape tube (C) on which a tape (T) is wound is inserted into the outer peripheral surface of the unwinding shaft (462), and the unwinding shaft (462) grips the tape tube (C).
  • the extension end of the tape (A) gripped on the unwinding shaft (462) is guided to the tape clamp (468) and gripped, and the unwinding shaft (462) unwinds the tape (A) by the operation of the tape gripper (474) that grips and takes in the extension end of the tape (A) gripped on the tape clamp (468).
  • the tape (A) unwound from the tape (A) is unwound via the unwound guide rollers (464), and the reverse side of the tape (A) unwound from the unwound shaft (462) is directed downward while passing through the unwound guide rollers (464), which is a well-known technique, so a detailed description thereof is omitted.
  • the ejection shaft (462) may be a typical air shaft or the like, and since the configuration and operation of the ejection shaft (462) provided as an air shaft are known techniques, a detailed description thereof will be omitted.
  • a tension control means (not shown) and a tension roller (not shown) that can automatically control the tension of the tape (A) being drawn are connected to the drawing shaft (462), and the tension control means may be a conventional powder brake (not shown) or powder clutch (not shown).
  • the tape clamp (468) includes a movable clamp block (470) that grips the tape (A), a fixed clamp block (472), and a movable clamp block lifting means (not shown) that lifts the movable clamp block (470) toward the fixed clamp block (472).
  • the movable clamp block (470) and the fixed clamp block (472) extend in the width direction of the tape (T) and pressurize and hold the surface and back surface of the tape (T) guided via the unwinding guide rollers (464).
  • tape clamps (468) are mounted on a tape gripper horizontal transport means (478) that moves the tape gripper (474) without interfering with the tape gripper (474).
  • the movable clamp block lifting means is not specifically limited in the present invention. In other words, as long as the movable clamp block lifting means can lift and lower the movable clamp block (470), the movable clamp block lifting means may have any configuration.
  • the tape (T) guided via the guide rollers (464) is guided between the movable clamp block (470) and the fixed clamp block (472), and the adjacent portion of the extended end of the tape (T) guided between the movable clamp block (470) and the fixed clamp block (472) is gripped or released by the movable clamp block (470) and the fixed clamp block (472) that are lifted by the operation of the movable clamp block lifting means.
  • the tape gripper (474) is provided as a conventional finger cylinder having two fingers (476) that pressurize and grip the back and surface of the extended end of the tape (A) gripped by the tape clamp (468).
  • the configuration and operation of the tape gripper (474) provided as a conventional finger cylinder are known techniques, so a detailed description thereof is omitted.
  • tape gripper (474) is mounted on the tape gripper horizontal transport means (478) so as not to interfere with the operation of the finger (476) and is moved toward the tape clamp (468) or away from the tape clamp (468).
  • the tape gripper horizontal transport means (478) is not specifically limited in the present invention, but the tape gripper horizontal transport means (478) may be a typical orthogonal robot, and the connection between the tape gripper horizontal transport means (478) and the tape gripper (474) formed of the orthogonal robot is a well-known technology, so a detailed description thereof is omitted.
  • the extension end of the tape (A) gripped by the tape clamp (468) is gripped so as to be exposed toward the tape gripper (474), and the extension end of the tape (T) gripped by the tape clamp (468) is gripped by the tape gripper (474) moving toward the tape clamp (468) by the tape gripper horizontal transport means (478), and when the extension end of the tape (A) gripped by the tape clamp (468) is gripped by the tape gripper (474), the tape clamp (468) raises the movable clamp block (470), and at the same time, the tape gripper horizontal transport means (478) moves the tape gripper (474) gripping the tape (A) away from the tape clamp (468) so that the tape (A) is pulled out to a preset length.
  • the tape cutting blade (480) cuts the tape (A) picked up by the tape gripper (474) into a tape cutting piece (T).
  • the tape cutting blade (480) extends in the width direction of the tape (A) so as to be able to cut the tape (A) and has a sharp tip so as to be able to cut the tape (A).
  • tape cutting blade (480) is installed so as to be able to be lifted on the tape gripper horizontal transport means (478) adjacent to the tape clamp (468) facing the tape gripper (474) without interfering with the tape gripper (474) so as to be able to cut the tape (A).
  • the tape clamp (468) lowers the movable clamp block (470) to grip the tape (A), and at the same time, one side of the rotary suction part (450) rotates toward the taper feeder (460).
  • the tape cutting blade (480) operates to rise and fall and cut the tape (A) to form a tape cut piece (T).
  • the tape gripper (474) releases the grip on the tape cut (T), and at the same time, one side of the rotary suction unit (450) that has absorbed the tape cut (T) is rotated to face the cutting unit (200) in which the leading end (F) of the new roll (N) and the distal end (E) of the supply roll (U) are overlapped and absorbed, and when one side of the rotary suction unit (450) that has absorbed the tape cut (T) faces the cutting unit (200), one side of the rotary suction unit (450) that has absorbed the tape cut (T) is brought into close contact with the connecting portion where the leading end (F) and the distal end (E) of the supply roll (U) overlap by the operation of the jointer lifting means and the jointer horizontal transport means, so that the leading end (F) of the new roll (N) and the distal end (E) of the supply roll (U) are connected to each other.
  • the ends (E) are connected to each other, and at the same time, air is blown from the air blower (454) for tape attachment, so that one end and the other end of the tape cut piece (T) extending outside one end and the other end of the rotary suction part (450) are attached to the connection part of the leading end (F) of the new roll (N) and the end end (E) of the supply roll (U).
  • a tape feeder (460) is provided with an air blower (482) for tape suction that sprays air onto the taken-up tape (A) by the tape gripper (474) so that the tape (A) can be easily sucked onto one side of the rotating suction part (450), and the air blower (482) for tape suction is installed on the tape gripper horizontal transfer means (478).
  • the automatic exchange device for a film-type material for a secondary battery according to the present invention formed in this manner can automate the exchange operation of a film-type material (10) supplied to a secondary battery manufacturing process, thereby enabling an increase in production speed and a reduction in production costs.
  • the automatic exchange device for a film-type material for a secondary battery according to the invention can automatically connect the distal end (E) of a film-type material (10) that is about to be exhausted and the leading end (F) of a new film-type material (10) that has been exchanged, the connection quality for the connection portion is the same, thereby increasing the reliability of the automatic exchange device for a film-type material for a secondary battery according to the invention.

Landscapes

  • Replacement Of Web Rolls (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)

Abstract

L'invention divulgue un dispositif d'échange automatique de matériaux de type film pour des batteries rechargeables, le dispositif comprenant : une unité de serrage pour échanger, avec un nouveau rouleau, un rouleau d'alimentation de matériau de type film qui est fourni à une installation de fabrication de batterie rechargeable et qui est sur le point de manquer, et pour maintenir le nouveau rouleau ; une unité de coupe qui saisit par aspiration le côté arrière d'un matériau de type film fourni par le rouleau d'alimentation lorsque le matériau de type film est sur le point de manquer, qui coupe le matériau pour former une partie d'extrémité distale, et qui saisit par aspiration le matériau de type film coupé dans lequel est formée la partie d'extrémité distale du rouleau d'alimentation ; une unité d'échange qui réalise le rouleau d'alimentation à partir duquel le matériau de type film a été coupé par l'unité de coupe et qui amène un nouveau rouleau sur lequel est enroulé un matériau de type film qui doit être raccordé à la partie d'extrémité distale du matériau de type film du rouleau d'alimentation, la partie d'extrémité distale étant saisie par aspiration par l'unité de coupe ; et une unité de raccordement qui guide et raccorde, par le biais d'une pièce de coupe de bande, une partie d'extrémité avant du matériau de type film du nouveau rouleau d'entrée à la partie d'extrémité distale du matériau de type film coupé du rouleau d'alimentation, la partie d'extrémité distale étant saisie par aspiration par l'unité de coupe.
PCT/KR2023/020054 2023-04-05 2023-12-07 Dispositif d'échange automatique de matériaux de type film pour des batteries rechargeables Pending WO2024210295A1 (fr)

Applications Claiming Priority (2)

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KR1020230044484A KR102579466B1 (ko) 2023-04-05 2023-04-05 이차전지용 필름형 자재 자동 교환장치
KR10-2023-0044484 2023-04-05

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WO2024210295A1 true WO2024210295A1 (fr) 2024-10-10

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KR102579466B1 (ko) * 2023-04-05 2023-09-15 주식회사 우원기술 이차전지용 필름형 자재 자동 교환장치
KR102594981B1 (ko) * 2023-07-21 2023-10-27 주식회사제이에스텍 이차전지 전극 제조공정용 언와인딩 장치
KR102738726B1 (ko) * 2023-12-13 2024-12-05 주식회사제이에스텍 이차전지 전극 제조공정용 언와인딩 장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101695650B1 (ko) * 2015-05-12 2017-01-12 주식회사 디에이테크놀로지 전극 필름 자동 교체 장치
KR102190264B1 (ko) * 2019-07-19 2020-12-11 (주)코윈테크 롤 자동 입출고장치
KR102269811B1 (ko) * 2019-09-06 2021-06-28 엘지전자 주식회사 이차 전지용 필름형 자재 자동 연결 장치
KR102477830B1 (ko) * 2022-01-10 2022-12-15 (주)대코 전극판 소재 릴의 자동 교체 시스템 및 이를 이용한 전극판 소재 릴 자동 교체 방법
KR102579466B1 (ko) * 2023-04-05 2023-09-15 주식회사 우원기술 이차전지용 필름형 자재 자동 교환장치

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101956930B1 (ko) 2013-02-25 2019-03-11 삼성에스디아이 주식회사 이차 전지용 권취 설비의 자재 자동 교환 장치
KR101873198B1 (ko) 2016-12-15 2018-08-02 (주)피토 2차전지 제조용 소재 연결장치
KR102425021B1 (ko) 2021-07-20 2022-07-27 (주)도원위즈테크 이차 전지 제조용 소재롤 자동 공급 및 교환장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101695650B1 (ko) * 2015-05-12 2017-01-12 주식회사 디에이테크놀로지 전극 필름 자동 교체 장치
KR102190264B1 (ko) * 2019-07-19 2020-12-11 (주)코윈테크 롤 자동 입출고장치
KR102269811B1 (ko) * 2019-09-06 2021-06-28 엘지전자 주식회사 이차 전지용 필름형 자재 자동 연결 장치
KR102477830B1 (ko) * 2022-01-10 2022-12-15 (주)대코 전극판 소재 릴의 자동 교체 시스템 및 이를 이용한 전극판 소재 릴 자동 교체 방법
KR102579466B1 (ko) * 2023-04-05 2023-09-15 주식회사 우원기술 이차전지용 필름형 자재 자동 교환장치

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