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WO2025033738A1 - Appareil d'alignement de fil - Google Patents

Appareil d'alignement de fil Download PDF

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Publication number
WO2025033738A1
WO2025033738A1 PCT/KR2024/009972 KR2024009972W WO2025033738A1 WO 2025033738 A1 WO2025033738 A1 WO 2025033738A1 KR 2024009972 W KR2024009972 W KR 2024009972W WO 2025033738 A1 WO2025033738 A1 WO 2025033738A1
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WO
WIPO (PCT)
Prior art keywords
alignment
wire
cell
unit
soldering
Prior art date
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/KR2024/009972
Other languages
English (en)
Korean (ko)
Inventor
이현승
김건우
송광영
김태윤
라주현
이성희
이원호
고명우
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hanwha Solutions Corp
Original Assignee
Hanwha Solutions Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hanwha Solutions Corp filed Critical Hanwha Solutions Corp
Publication of WO2025033738A1 publication Critical patent/WO2025033738A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F71/00—Manufacture or treatment of devices covered by this subclass
    • H10F71/137—Batch treatment of the devices
    • H10F71/1375—Apparatus for automatic interconnection of photovoltaic cells in a module
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K1/00—Soldering, e.g. brazing, or unsoldering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K1/00—Soldering, e.g. brazing, or unsoldering
    • B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
    • B23K1/0016—Brazing of electronic components

Definitions

  • the present invention relates to a wire alignment device, and more particularly, to a wire alignment device for aligning a wire coupled to one cell and a wire coupled to another cell in parallel in order to solder the wire coupled to one cell to another adjacent cell.
  • a solar panel is a flat-plate device that has integrated elements for converting light energy into electrical energy. These solar panels are usually manufactured in a modular form and installed in a designated location to produce electrical energy using sunlight shining on the ground.
  • solar panels are manufactured by joining together at least one cell assembly.
  • the cell assembly is composed of a plurality of unit cells (hereinafter referred to as cells) arranged in a predetermined manner and a plurality of wires for electrically connecting neighboring cells.
  • the cells are provided as flat-plate-shaped members, and the wires are joined to one side of the cells.
  • a soldering process is mainly used to connect the cells and wires of the cell assembly to each other.
  • a soldering part surrounding a part of the wire can be formed on one side of the cell. If necessary, a plurality of soldering parts can be provided along the wire on one side of the cell.
  • the defective cell is replaced with another good cell.
  • the repair process of the above cell assembly can be largely divided into four steps. First, the wire that electrically connects the defective cell to the neighboring cell is detached from the defective cell. Then, the wire that is separated from the defective cell is cut, and the defective cell is separated from the cell assembly. Next, the defective cell is removed, and another good cell is supplied in the place where the defective cell was. Finally, the replaced cell and the neighboring cell are electrically connected to each other using the wire.
  • a re-soldering process is generally performed to form a new soldering part surrounding the wire on one side of the cell in order to join the wire to the cell. Then, before performing the re-soldering process, a process is performed to align the wire of the replaced cell and the wire of the neighboring cell parallel to each other. This is to ensure that the two wires are closely aligned parallel to each other to form an appropriate soldering part, thereby ensuring that the electrical connection between the two cells is properly formed.
  • the present invention has been conceived in consideration of the above points, and an object of the present invention is to provide a wire alignment device capable of automatically aligning wires for electrically connecting neighboring cells.
  • Another object of the present invention is to provide a wire alignment device capable of quickly aligning multiple wires provided on one side of a cell.
  • Another object of the present invention is to provide a wire alignment device capable of accurately aligning wires with uniform quality.
  • a wire alignment device comprising: an alignment unit capable of aligning a first portion of a first wire electrically connected to a first cell and a second portion of a second wire electrically connected to a second cell in parallel on one surface of the second cell; a movement unit capable of moving the alignment unit onto the one surface of the second cell; and a controller for controlling the alignment unit and the movement unit.
  • a wire alignment device is configured such that a pair of grippers of an alignment unit move relatively toward each other and bring a first portion of a first wire and a second portion of a second wire placed therebetween into close contact with each other in a parallel manner, so that wires can be automatically aligned without requiring separate human labor.
  • a wire alignment device comprises an alignment unit including a plurality of pairs of grippers, each of the plurality of pairs of grippers being configured to align a pair of first wires and second wires in parallel with each other, so that a plurality of first and second wires placed on a cell can be aligned in parallel at one time, thereby enabling a plurality of wires to be aligned quickly.
  • a wire alignment device is configured such that an alignment unit and a moving unit for moving the same are systematically and uniformly controlled by a controller to align wires, so that a cell assembly can be repaired consistently with uniform quality.
  • a wire alignment device comprises a first alignment frame and a second alignment frame, the alignment unit being operated by an actuator, a plurality of first grippers protruding from the first alignment frame, and a second gripper protruding from the second alignment frame, so that a plurality of pairs of grippers can be operated with a small number of actuators, and therefore the structure is simple, maintenance is easy, and operation can be performed at a low cost.
  • an alignment frame of an alignment unit extends outward, and a plurality of grippers are provided along a peripheral portion of the alignment frame in the extension direction, so that when the peripheral portion of the alignment frame or the gripper touches a cell, the alignment frame can bend, thereby minimizing damage to the cell caused by the gripper or the alignment frame.
  • FIG. 1 and FIG. 2 are perspective views of a wire alignment-soldering system according to one embodiment of the present invention, viewed from different angles, installed next to a workbench on which a cell assembly is placed.
  • FIG. 3 is a schematic diagram of a wire alignment-soldering system according to one embodiment of the present invention.
  • Figure 4 is an enlarged drawing of part A of Figure 1.
  • FIG. 5 is a side view of a portion of a cell assembly that may be a workpiece of a wire alignment-soldering system according to one embodiment of the present invention.
  • FIGS. 6 and 7 are perspective views of the alignment unit of the wire alignment-soldering system according to one embodiment of the present invention viewed from different angles.
  • Figure 8 is an exploded perspective view of the alignment unit illustrated in Figure 7.
  • Fig. 9 is a cross-sectional view taken along line I-I of Fig. 6. At this time, cross-sections of a first portion of a first wire and a second portion of a second wire are shown together for the purpose of explaining the invention.
  • FIG. 10 is a drawing for explaining the process of aligning the first wire and the second wire as the pair of grippers illustrated in FIG. 9 are operated.
  • FIG. 11 is a drawing for explaining a modified example of a pair of grippers of a wire alignment-soldering system according to one embodiment of the present invention.
  • FIGS. 12 and 13 are perspective views of a soldering unit of a wire alignment-soldering system according to one embodiment of the present invention viewed from different angles.
  • FIG. 14 is a rear view of a soldering unit of a wire alignment-soldering system according to one embodiment of the present invention.
  • FIG. 15 is a flow chart of a wire alignment-soldering method according to one embodiment of the present invention.
  • Figure 16 is a flow chart detailing step S200 of Figure 15.
  • FIG. 17 and FIG. 18 are drawings for explaining a process in which an alignment unit of a wire alignment-soldering device according to one embodiment of the present invention is placed on one side of a cell.
  • FIG. 19 is a drawing for explaining a process in which a first wire and a second wire are aligned by an alignment unit of a wire alignment-soldering device according to one embodiment of the present invention.
  • Figure 20 is a flow chart detailing step S300 of Figure 15.
  • FIGS. 21 and 22 are drawings for explaining a process in which a soldering unit of a wire alignment-soldering device according to one embodiment of the present invention is arranged on one side of a cell so as to be able to solder either one of two unit groups.
  • FIGS. 23 and 24 are drawings for explaining the process in which the first wire and the second wire are pressed against the cell as the pressurizing frame of the soldering unit illustrated in FIG. 22 is operated.
  • FIG. 25 is a drawing for explaining a process in which a first wire and a second wire, which are in close contact with a cell, are soldered to the cell by a soldering device of the soldering unit illustrated in FIG. 22.
  • FIG. 26 is a drawing for explaining a process in which the soldering unit illustrated in FIG. 22 is placed on one side of a cell so that it can solder either of the remaining two unit groups.
  • FIG. 27 is a drawing for explaining a process in which the alignment unit illustrated in FIG. 17 and the soldering unit illustrated in FIG. 22 are placed on one side of another cell to solder other wires.
  • a wire alignment device comprising: an alignment unit capable of aligning a first portion of a first wire electrically connected to a first cell and a second portion of a second wire electrically connected to a second cell in parallel on one surface of the second cell; a movement unit capable of moving the alignment unit onto the one surface of the second cell; and a controller for controlling the alignment unit and the movement unit.
  • the alignment unit may include a support frame that can be moved by the movement unit; and a first gripper provided on one side of the support frame to be able to move in a direction parallel to one side of the second cell, and a second gripper spaced apart from one side of the first gripper, so as to include a pair of grippers configured to be relatively movable in a direction approaching each other.
  • the second gripper may be configured to be movable relative to the first gripper.
  • the alignment unit may include an actuator supported by the support frame to move the first gripper.
  • the first wire and the second wire are each provided in multiple numbers, and the pair of grippers are provided in multiple numbers, so that they can be configured to align a pair of the first and second wires that are adjacent to each other among the plurality of first and second wires.
  • the alignment unit includes a first alignment frame coupled to one side of the support frame so as to be movable in a direction parallel to one side of the second cell, and the plurality of first grippers can protrude from one side of the first alignment frame.
  • the plurality of first grippers can be spaced apart from each other along the direction in which the plurality of first wires are arranged.
  • the first alignment frame includes a first alignment coupling portion coupled to the support frame; and a first alignment extension portion connected to the first alignment coupling portion and extending in a direction away from the support frame, and the plurality of first grippers can be positioned on one surface of the outer surface of the first alignment extension portion facing the second cell.
  • the first alignment extension is provided in a flat shape parallel to the second cell, and the plurality of first grippers can be spaced apart from each other along the periphery of the first alignment extension.
  • the plurality of first grippers may be provided on a side of the first alignment extension portion facing the first alignment coupling portion.
  • the alignment unit includes a second alignment frame coupled to the other side of the support frame, and the plurality of second grippers can protrude from one side of the second alignment frame.
  • the second alignment frame includes a second alignment coupling portion coupled to the other side of the support frame; and a second alignment extension portion having a flat plate shape extended from the second alignment coupling portion so as to be parallel to the second cell and arranged on one surface of the first alignment extension portion, and the plurality of second grippers may be provided along the periphery of the second alignment extension portion.
  • the pair of grippers may have a thickness in a direction perpendicular to the second cell smaller than a diameter of at least one of the first portion and the second portion.
  • the first gripper includes a first alignment surface that can come into contact with at least one of the first portion and the second portion to align the first wire and the second wire, and the first alignment surface can be configured to be inclined in a direction away from the second gripper as it goes toward the second cell.
  • the first alignment surface can extend in a direction parallel to the second wire.
  • the second gripper may include a second alignment surface that can come into contact with at least one of the first portion and the second portion in order to align the first wire and the second wire, and the second alignment surface may be configured to be inclined in a direction away from the first gripper as it goes toward the second cell.
  • the moving unit can be configured to move the alignment unit in a direction in which the first cell and the second cell are arranged and in a direction perpendicular to the second cell.
  • FIG. 1 and FIG. 2 are perspective views of a wire alignment-soldering system according to an embodiment of the present invention, viewed from different angles, with the system installed next to a workbench on which a cell assembly is placed.
  • FIG. 3 is a schematic configuration diagram of a wire alignment-soldering system according to an embodiment of the present invention.
  • FIG. 4 is an enlarged view of A in FIG. 1.
  • FIG. 5 is a side view of a portion of a cell assembly that can be a work target of a wire alignment-soldering system according to an embodiment of the present invention.
  • a wire alignment-soldering system is a system for electrically and physically connecting one cell of a cell assembly to other neighboring cells by aligning and soldering wires on the cells.
  • FIGS. 1 to 5 Before describing a wire alignment-soldering system according to one embodiment of the present invention, a cell assembly and its components that can be a work target of the wire alignment-soldering system according to one embodiment of the present invention will be briefly described with reference to FIGS. 1 to 5.
  • a cell (P) means a flat-shaped member that performs a predetermined electrical function.
  • the cell (P) may be a PV cell that produces electrical energy using solar light energy incident on one side, but is not limited thereto.
  • a wire (W) means a conductive member that is thin and long in one direction.
  • the wire (W) may be a single metal wire having a predetermined conductivity, but is not limited thereto.
  • the wire (W) can electrically connect two neighboring cells (P) to each other.
  • one side and the other side of the wire (W) can be electrically coupled to two neighboring cells (P), respectively.
  • the wire (W) can be electrically connected to the cell (P) by a soldering portion (S) provided on one surface of the cell (P).
  • the soldering portion (S) is a lump formed by solidifying molten metal and can surround at least a portion of the wire (W).
  • the soldering portion (S) can be made of lead (Pb) or silver (Ag), but is not limited thereto.
  • a cell assembly (3) means an assembly composed of a plurality of cells (P) arranged in a predetermined manner and a plurality of wires (W) electrically connecting the plurality of cells (P) to each other.
  • the manner in which the plurality of cells (P) are arranged and connected in the cell assembly (3) is not particularly limited.
  • the plurality of cells (P) may be arranged in a parallel manner along the X-axis direction and connected in series by wires (W), but is not limited thereto, and the plurality of cells (P) may be arranged in a grid shape or connected in parallel by wires (W).
  • the 12 wires (W) connecting neighboring cells (P) may be spaced apart from each other along the Y-axis direction.
  • a process must be performed to electrically and physically connect one cell (P) to other cells (P).
  • An example of such a process may be a repair process of the cell assembly (3).
  • the cell assembly (3) When a defective cell is detected among the cells (P) of the cell assembly (3), the cell assembly (3) needs to be repaired. Generally, in order to repair the cell assembly (3), the defective cell is first removed and a good replacement cell is placed in its place.
  • the second cell (P) may be a good replacement cell. This replacement cell may still be electrically and physically separated from the other cells.
  • first wire (W1) coupled to the first cell (P1) and the second wire (W2) coupled to the second cell (P2) are separated from each other, and the first wire (W1) coupled to the second cell (P2) and the second wire (W2) coupled to the third cell (P3) are separated from each other, so that the first to third cells (P1 to P3) are not physically and electrically connected to each other.
  • the replacement cell can be physically and electrically connected to other neighboring cells (P).
  • the cell assembly (3) can be repaired, and the wire alignment-soldering system (1) according to one embodiment of the present invention can perform a process of physically and electrically connecting the second cell (P2), which is a replacement cell, with the neighboring first cell (P1) and third cell (P3).
  • the repair process of the cell assembly (3) described above is only an example of a process to which the wire alignment-soldering system (1) according to one embodiment of the present invention can be applied, and the process to which the wire alignment-soldering system (1) according to one embodiment of the present invention can be applied is not limited to the above-described process.
  • a wire alignment-soldering system (1) may include a wire alignment device (100), a soldering device (200), and a controller (300).
  • the wire alignment device (100) is a device for aligning the first part (WP1) of the first wire (W1) and the second part (WP2) of the second wire (W2), which are arranged misaligned from each other, adjacent and parallel, as shown in FIG. 4.
  • the first part (WP1) and the second part (WP2) will be described in detail later.
  • the soldering device (200) is a device for soldering a first portion (WP1) of a first wire (W1) and a second portion (WP2) of a second wire (W2) to a cell (P), as illustrated in FIG. 4. Accordingly, a first cell (P1) to which the first wire (W1) is connected can be electrically and physically connected to a second cell (P2).
  • the controller (300) is configured to control the wire alignment device (100) and the soldering device (200).
  • This controller (300) may be implemented using an electric circuit processed by hardware, or may be implemented by a processor, a central processing unit (CPU), a controller, an arithmetic logic unit, a computational logic circuit, a digital signal processing device, a microcomputer, an FPGA, a system on a chip (SoC), a programmable logic unit, a microprocessor, or any device capable of performing the functions described below.
  • the wire alignment-soldering system (1) can electrically and physically connect neighboring cells without inputting separate human labor since the wire alignment device (100) and the soldering device (200) automatically align and solder wires on the cells (P).
  • wire alignment-soldering system (1) since the wire alignment device (100) and the soldering device (200) are controlled systematically and consistently by the controller (300), the wire alignment and soldering process can be performed uniformly and accurately with high quality.
  • FIGS. 6 and 7 are perspective views of an alignment unit of a wire alignment-soldering system according to an embodiment of the present invention viewed from different angles.
  • FIG. 8 is an exploded perspective view of the alignment unit illustrated in FIG. 7.
  • FIG. 9 is a cross-sectional view taken along line I-I of FIG. 6. At this time, cross-sections of a first portion of a first wire and a second portion of a second wire are illustrated together for the purpose of explaining the invention.
  • FIG. 10 is a drawing for explaining a process in which a first wire and a second wire are aligned as a pair of grippers illustrated in FIG. 9 are operated.
  • FIG. 11 is a drawing for explaining a modified example of a pair of grippers of a wire alignment-soldering system according to an embodiment of the present invention.
  • a wire alignment device (100) may include a moving unit (110) for an alignment unit (hereinafter, referred to as a moving unit (110)).
  • the moving unit (110) may be configured to move an alignment unit (130) described below in the X-axis direction in which a plurality of cells (P) are arranged and the Z-axis direction which is a direction perpendicular to the cells (P).
  • the moving unit (110) can align all of the plurality of wires (W) placed on the cell (P) by moving only in the two directions described above without having to move the separation unit (50) in the three spatial coordinate axes (XYZ axes). Since this is an effect that is also related to the configuration of the alignment unit (130) according to the present embodiment, this will be described in detail later together with the alignment unit (130).
  • the moving unit (110) of the wire alignment device (100) may include a first base frame (111), a first motor (112), a first guide frame (113), and a first cable bearer (114) to move the alignment unit (130) in the X-axis direction.
  • the first base frame (111) may be arranged in a predetermined space where the wire alignment device (100) is installed and configured to support the first motor (112) to the first cable bearer (114) and the alignment unit (130) described below.
  • a first motor (112) may be provided on the side of the first base frame (111).
  • the first motor (112) may generate a driving force for moving the alignment unit (130) in the X-axis direction.
  • the first motor (112) may be, for example, an electric motor.
  • a first guide frame (113) may be placed on the upper side of the first base frame (111).
  • the first guide frame (113) may extend along the X-axis direction.
  • a first cable bearer (114) may be installed on the side of the first guide frame (113).
  • the first cable bear (114) can have one part bent or stretched in the X-axis direction by the power generated from the first motor (112). Accordingly, the second base frame (115) coupled to one side of the first cable bear (114) and the alignment unit (130) supported by the second base frame (115) can move in the X-axis direction.
  • the moving unit (110) of the wire alignment device (100) may include a second base frame (115), a second motor (116), a second guide frame (117), and a second cable bearer (118) to move the alignment unit (130) in the Z-axis direction.
  • the second base frame (115) may be configured to be coupled to one side of the first cable bearer (114) as described above and thereby moved in the X-axis direction. Then, the second base frame (115) may be configured to support the second motor (116) to the second guide frame (117) and the alignment unit (130) described below. At this time, the second base frame (115) may be slidably coupled to the first guide frame (113) so as to be smoothly guided in the X-axis direction.
  • a second motor (116) may be coupled to one side of the second base frame (115).
  • the second motor (116) may generate a driving force to move the alignment unit (130) along the Z-axis.
  • the second motor (116) may be an electric motor.
  • a second guide frame (117) extending in the Z-axis direction can be coupled to the second base frame (115), and a second cable bearer (118) can be installed on the side of the second guide frame (117).
  • the second cable bear (118) can have one part thereof stretched or bent in the Z-axis direction by the driving force of the second motor (116), and by this operation, the alignment unit (130) supported on one side of the second cable bear (118) can be moved in the Z-axis direction.
  • the moving unit (110) of the wire alignment device (100) can move the alignment unit (130) in two different directions (X-axis direction and Z-axis direction).
  • the configuration of the moving unit (110) is not limited to the configuration by the cable bearer and motor described above, and the configuration of the moving unit (110) is not particularly limited as long as it can move the alignment unit (130).
  • the wire alignment device (100) may further include a connecting frame (120) for an alignment unit (hereinafter, referred to as a connecting frame (120)).
  • the connecting frame (120) may connect the alignment unit (130) to the moving unit (110) so that the alignment unit (130) may be moved by the moving unit (110).
  • the connecting frame (120) may be provided as a plurality of frames that are provided separately. Accordingly, the relative position between the moving unit (110) and the alignment unit (130) may be adjusted, and further, a stable support structure of the alignment unit (130) may be implemented. Furthermore, the connecting frame (120) may be slidably coupled to the second guide frame (117) of the moving unit (110). Accordingly, the Z-axis movement of the alignment unit (130) may be stably guided.
  • the connecting frame (120) is provided separately, but in some cases, the connecting frame (120) may not be provided separately.
  • the alignment unit (130) is configured to be directly coupled to the moving unit (110), the connecting frame (120) may not need to be provided separately.
  • a wire alignment device (100) may include an alignment unit (130).
  • the alignment unit (130) may be configured to align wires that are twisted or inclined on a cell in parallel with each other.
  • a portion of the first wire (W1) coupled to the lower surface of the first cell (P1) may be extended and placed on the upper surface of the second cell (P2).
  • the portion may be referred to as the first portion (WP1).
  • a portion of the second wire (W2) coupled to the second cell (P2) may be extended freely toward the first cell (P1) on the upper surface of the second cell (P2).
  • the portion may be referred to as the second portion (WP2).
  • the first cell (P1) and the second cell (P2) can be electrically and physically connected to each other.
  • the alignment unit (130) of the wire alignment device (100) can align the first part (WP1) and the second part (WP2).
  • the alignment unit (130) of the wire alignment device (100) may include a support frame (140) for the alignment unit (hereinafter, referred to as a support frame (140)).
  • the support frame (140) may be provided as a frame extending in the vertical direction.
  • the upper part of the support frame (140) can be fixedly connected to the above-described connecting frame (120), and the lower part of the support frame (140) can face the cell assembly (3).
  • a gripper (180) described later can be provided at the lower part of the support frame (140), and by adjusting the upper and lower length (length in the Z-axis direction) of the support frame (140), the distance between the gripper (180) and the cell can be adjusted.
  • the alignment unit (130) of the wire alignment device (100) may include an actuator (150).
  • the actuator (150) is configured to provide a driving force for operating a gripper (180) described below.
  • the actuator (150) may be installed at the lower front of the support frame (140).
  • the actuator (150) is configured as a linear actuator and may implement linear movement of the gripper (180) described below.
  • the position where the actuator (150) is installed is not particularly limited, and the type of the actuator (150) may be appropriately selected depending on the operating method of the gripper (180).
  • the alignment unit (130) of the wire alignment device (100) may include a first alignment frame (160) and a second alignment frame (170).
  • the first alignment frame (160) and the second alignment frame (170) are configured to provide a base on which a gripper (180) described below is installed, while also transmitting the driving force of the actuator (150) to the gripper (180).
  • the first alignment frame (160) and the second alignment frame (170) may be movably coupled to the actuator (150) in the Y-axis direction, respectively. That is, the first alignment frame (160) and the second alignment frame (170) may be relatively moved along the Y-axis direction by the actuator (150) to move away from or closer to each other.
  • the first alignment frame (160) may include a first coupling portion (161) and a first extension portion (162).
  • the first coupling portion (161) may refer to a portion of the first alignment frame (160) that is coupled with the actuator (150).
  • the first coupling portion (161) may be coupled to a right portion of the actuator (150).
  • the first coupling portion (161) may be composed of multiple members. That is, the first coupling portion (161) may be composed of a first member directly coupled to the actuator (150) and a second member coupled to the first member, to which a first extension portion (162) described later is connected.
  • each member of the first coupling part (161) can be composed of different materials.
  • the first member directly coupled to the actuator (150) can be composed of a material having strong rigidity, such as a metal, so that the driving force can be fully transmitted while achieving a stable coupling structure.
  • the second member can be composed of a material different from the first member, such as rubber or plastic, in order to achieve a predetermined purpose.
  • the first coupling part (161) can also be provided as a single member.
  • a first extension portion (162) may be provided on one side of the first coupling portion (161).
  • the first extension portion (162) may function as a base on which a first gripper (181) described later is installed.
  • the first extension portion (162) may extend from the first coupling portion (161) along the positive direction of the X-axis.
  • the direction in which the first extension portion (162) extends is not particularly limited as long as it is in a direction away from the support frame (140).
  • the first gripper (181) described later may be provided at the end side of the extension direction of the first extension portion (162).
  • the first gripper (181) is provided at the end of the first extension portion (162) in this way, when the alignment unit (130) moves toward the cell side and the first gripper (181) or a part of the first extension portion (162) comes into contact with the upper surface of the cell, the first extension portion (162) may be bent.
  • the first extension (162) By the bending action of the first extension (162), the shock that may occur when the separation unit (130) and the cell collide can be alleviated, so that damage to the cell due to the operation of the alignment unit (130) can be prevented.
  • the first extension (162) can be made of a material having great flexibility, such as rubber or plastic.
  • the first extension portion (162) may be provided as a plate-shaped member parallel to the upper surface of the cell. At this time, the first extension portion (162) may have a rectangular shape extending in the negative direction of the Y-axis.
  • the Y-axis length of the first extension (162) may correspond to the Y-axis width of the cell. Accordingly, the first extension (162) may provide a base on which a plurality of first grippers (181) may be installed to align a plurality of wires, respectively.
  • the second alignment frame (170) of the wire alignment device (100) may include a second coupling portion (171) and a second extension portion (172).
  • the second coupling portion (171) and the second extension portion (172) may be formed symmetrically with the first coupling portion (161) and the first extension portion (162) described above.
  • the second coupling portion (171) has an overall similar shape to the first coupling portion (161), but can be coupled to the left portion of the actuator (150).
  • the second extension portion (172) has an overall similar shape to the first extension portion (162), but can have a rectangular flat plate shape extending in the positive direction of the Y-axis.
  • the second extension (172) can be arranged parallel to the lower side of the first extension (162).
  • the first extension (162) of the first alignment frame (160) and the second extension (172) of the second alignment frame (170) are provided as plates that are arranged to overlap each other, so that the alignment unit (130) can be provided compactly with a simpler structure.
  • the alignment unit (130) of the wire alignment device (100) may include a pair of grippers (180) consisting of a first gripper (181) and a second gripper (182).
  • a pair of grippers (180) may be configured to align a first portion (WP1) of a pair of adjacent first wires (W1) and a second portion (WP2) of a pair of adjacent second wires (W2) adjacent to each other and in parallel, as illustrated in FIG. 4.
  • the first gripper (181) may be provided as a member in the shape of a section protruding from the lower surface of the first extension portion (162) by a predetermined thickness.
  • the lower surface of the first extension portion (162) means a surface facing the upper surface of the cell.
  • the first gripper (181) protruding toward the cell (P) can be placed on the side of the wires (W1, W2) placed on the cell (P). Then, when the first alignment frame (160) is moved in the Y-axis direction by the actuator (150), the first gripper (181) provided on the first alignment frame (160) moves in the Y-axis direction and can align the wires (W1, W2) placed on the side.
  • the first gripper (181) may be provided on the side facing the support frame (140) of the first extension (162). More specifically, the first gripper (181) may be provided on the edge portion that is positioned on the positive direction end side of the X-axis of the first extension (162) and extends along the Y-axis direction. This configuration is to maximize the bending action of the first extension (162).
  • the first gripper (181) may be provided in multiple units so as to align multiple wires at once.
  • the first gripper (181) may be provided in 12 units.
  • a plurality of first grippers (181) are all connected (or coupled) to one first alignment frame (160). Therefore, all of the first grippers (181) can be operated by only one actuator (150) for operating one first alignment frame (160).
  • the alignment unit (130) according to this embodiment can be configured more simply and compactly.
  • the first gripper (181) is configured to be provided integrally with the first extension (162), but if necessary, the first gripper (181) may be provided as a separate member from the first extension (162) and then combined.
  • the second gripper (182) may be provided on the second extension (172) of the second alignment frame (170).
  • the second gripper (182) may be provided in multiple units corresponding to the plurality of first grippers (181).
  • the second gripper (182) can protrude in the positive direction of the X-axis from the periphery of the second extension (172). And, a plurality of second grippers (182) can be respectively arranged between a plurality of first grippers (181). Accordingly, adjacent first grippers (181) and second grippers (182) can form a pair of grippers (180).
  • the first and second grippers (181, 182) when the first and second alignment frames (160, 170) are moved closer to each other in the Y-axis direction by the actuator (150), the first and second grippers (181, 182) also become closer to each other as shown in FIGS. 9 and 10, and the wires (W1, W2) placed therebetween can be aligned.
  • the second gripper (182) may be provided as a member in the shape of a section having a predetermined thickness in the vertical direction. That is, the second gripper (182) may have an overall similar shape to the first gripper (181).
  • the first gripper (181) and the second gripper (182) may be provided in different shapes so that they can perform their own unique additional functions.
  • a plurality of second grippers (182) are all connected (or coupled) to one second alignment frame (170). Therefore, in this embodiment, all of the second grippers (182) can be operated by only one actuator (150) for operating one second alignment frame (170).
  • the alignment unit (130) according to this embodiment can be configured more simply and compactly.
  • the above-described configuration of the alignment unit (130) according to the present embodiment can contribute to simplifying the structure of the moving unit (110). This is because the alignment unit (130) according to the present embodiment can simultaneously align all of the plurality of wires (W) provided on one side of the cell (P), so the alignment unit (130) does not need to move in the Y-axis direction, which is the direction in which the plurality of wires (W) are arranged.
  • the controller (300) can control the moving unit (110) so that the alignment unit (130) is placed on the upper side of the cell (P). Accordingly, a pair of first parts (WP1) and second parts (WP2) can be placed between a pair of first grippers (181) and second grippers (182), respectively.
  • the controller (300) can control the alignment unit (130) to bring a pair of grippers (181, 182) closer to each other. Accordingly, the first gripper (181) and the second gripper (182) can come closer to each other, and the first part (WP1) and the second part (WP2) can be aligned adjacent to each other and in parallel.
  • the thickness (t) of the first gripper (181) protruding from the lower surface of the first extension (162) i.e., the thickness in the direction perpendicular to the cell (P) of the first gripper (181)
  • the thickness (t) in the direction perpendicular to the cell (P) of the second gripper (182) may be smaller than the diameter (d1) of the wire (W1, W2).
  • This configuration can allow the first and second parts (WP1, WP2) of the wires (W1, W2) to contact the upper surface of the cell (P) before the grippers (181, 182) when the alignment unit (130) moves toward the cell (P) to align the wires (W1, W2).
  • the force applied by the alignment unit (130) toward the cell (P) can act as a force that pushes the wires (W1, W2) toward the cell (P), and the first and second parts (WP1, WP2) of the wires (W1, W2) can be aligned in the Y-axis direction while being in close contact with the upper surface of the cell (P).
  • the first gripper (181') may have a first alignment surface (181a) on a side in a direction parallel to the cell (P).
  • the second gripper (182') may have a second alignment surface (182a) facing the first alignment surface (181a) on a side in a direction parallel to the cell (P).
  • the first alignment surface (181a) may be inclined in a direction (positive direction of the Y-axis) away from the second gripper (182) as it goes toward the cell (P) side (negative direction of the Z-axis).
  • the second alignment surface (182a) may be inclined in a direction (negative direction of the Y-axis) away from the first gripper (181) as it goes toward the cell (P) side (negative direction of the Z-axis).
  • the first and second portions located between the first alignment surface (181a) and the second alignment surface (182a) can receive a force in an inclined direction with respect to the cell (P).
  • the first and second portions can be aligned adjacent to each other and parallel by the grippers (181', 182') while being in close contact with the upper surface of the cell (P).
  • the first alignment surface (181a) and the second alignment surface (182a) can be extended along the X-axis direction, which is the extension direction of the wire. Accordingly, the first gripper (181') and the second gripper (182') can align the sides of the first and second parts by applying pressure to the entirety.
  • a wire alignment device (100) may be provided to include a controller (300) for controlling a moving unit (110) and an alignment unit (130) as one configuration.
  • FIGS. 12 and 13 are perspective views of a soldering unit of a wire alignment-soldering system according to one embodiment of the present invention viewed from different angles.
  • FIG. 14 is a rear view of a soldering unit of a wire alignment-soldering system according to one embodiment of the present invention.
  • a soldering device (200) may include a moving unit (210) for a soldering unit (hereinafter, referred to as a moving unit (210)).
  • the moving unit (210) may be configured to move a soldering unit (240) described below in an X-axis direction in which a plurality of cells (P) are arranged, a Y-axis direction in which a plurality of wires (W) provided in the cells (P) are arranged, and a Z-axis direction that is perpendicular to the cells (P).
  • the moving unit (210) of the soldering device (200) may include a first base frame (211), a first motor (212), a first guide frame (213), and a first cable bearer (214) to move the soldering unit (240) in the X-axis direction.
  • the first base frame (211) may be arranged in a predetermined space where the soldering device (200) is installed and configured to support the first motor (212) to the first cable bearer (214) and the soldering unit (240) described below.
  • a first motor (212) may be provided on the side of the first base frame (211).
  • the first motor (212) may generate a driving force for moving the soldering unit (240) in the X-axis direction.
  • the first motor (212) may be, for example, an electric motor.
  • a first guide frame (213) may be placed on the upper side of the first base frame (211).
  • the first guide frame (213) may extend along the X-axis direction.
  • a first cable bearer (214) may be installed on the side of the first guide frame (213).
  • the first cable bear (214) can have one part bent or stretched in the X-axis direction by the power generated from the first motor (212). Accordingly, the second base frame (215) coupled to one side of the first cable bear (214) and the soldering unit (240) supported by the second base frame (215) can move in the X-axis direction.
  • the moving unit (210) of the soldering device (200) may include a second base frame (215), a second motor (216), a second guide frame (217), and a second cable bearer (218) to move the soldering unit (240) in the Z-axis direction.
  • the second base frame (215) may be configured to be coupled to one side of the first cable bear (214) as described above and moved in the X-axis direction thereby. Then, the second base frame (215) may be configured to support the second motor (216) to the second cable bear (218) and the soldering unit (240) described below. At this time, the second base frame (215) may be slidably coupled to the first guide frame (213) so as to be smoothly guided in the X-axis direction.
  • a second motor (216) may be coupled to one side of the second base frame (215).
  • the second motor (216) may generate a driving force to move the soldering unit (240) along the Z-axis.
  • the second motor (216) may be an electric motor.
  • a second guide frame (217) extending in the Z-axis direction can be coupled to the second base frame (215), and a second cable bearer (218) can be installed on the side of the second guide frame (217).
  • the second cable bear (218) can have one part thereof stretched or bent in the Z-axis direction by the driving force of the second motor (216), and by this operation, the soldering unit (240) supported on one side of the second cable bear (218) can be moved in the Z-axis direction.
  • the moving unit (210) of the soldering device (200) may include a third base frame (219), a third motor (220), a third guide frame (221), and a third cable bearer (222) to move the soldering unit (240) in the Y-axis direction.
  • the third base frame (219) may be configured to be coupled to one side of the second cable bear (218) described above and moved in the Z-axis direction thereby. Then, the third base frame (219) may be configured to support the third motor (220) to the third cable bear (222) and the soldering unit (240) described below. At this time, the third base frame (219) may be slidably coupled to the second guide frame (217) so as to be smoothly guided in the Z-axis direction.
  • a third motor (220) may be coupled to one side of the third base frame (219).
  • the third motor (220) may generate a driving force to move the soldering unit (240) along the Y axis.
  • the third motor (220) may be an electric motor.
  • a third guide frame (221) extending in the Y-axis direction can be coupled to the third base frame (219), and a third cable bearer (222) can be installed on the side of the third guide frame (221).
  • a portion of the third cable bear (222) can be stretched or bent in the Y-axis direction by the driving force of the third motor (220), and by this operation, a soldering unit (240) supported on one side of the third cable bear (222) can be moved in the Y-axis direction.
  • the moving unit (210) of the soldering device (200) can move the soldering unit (240) in three axes (XYZ axes).
  • the configuration of the moving unit (210) is not limited to the configuration using the cable bearer and motor described above, and the configuration of the moving unit (210) is not particularly limited as long as it can move the soldering unit (240).
  • the soldering apparatus (200) may further include a connecting frame (230) for a soldering unit (hereinafter, referred to as a connecting frame (230)).
  • the connecting frame (230) may connect the soldering unit (240) to the moving unit (210) so that the soldering unit (240) may be moved by the moving unit (210).
  • the connecting frame (230) may be provided as a plurality of frames that are provided separately. Accordingly, the relative position between the moving unit (210) and the soldering unit (240) may be adjusted, and further, a stable support structure of the soldering unit (240) may be implemented. Furthermore, the connecting frame (230) may be slidably coupled to the third guide frame (221). Accordingly, the Z-axis movement of the soldering unit (240) may be stably guided.
  • the connecting frame (230) is provided separately, but in some cases, the connecting frame (230) may not be provided separately.
  • the connecting frame (230) may not need to be provided separately.
  • a soldering device (200) may include a soldering unit (240).
  • the soldering unit (240) may be configured to solder a wire on a cell to a cell.
  • the soldering unit (240) may include a support frame (250) for the soldering unit (hereinafter, referred to as a support frame (250)).
  • the support frame (250) may be provided as a frame extending in the vertical direction.
  • the upper part of the support frame (250) can be fixedly connected to the above-described connecting frame (230), and the lower part of the support frame (250) can face the cell assembly (3).
  • a soldering device (260) described later can be provided at the lower part of the support frame (250), and by adjusting the upper and lower length (length in the Z-axis direction) of the support frame (250), the distance between the soldering device (260) and the cell can be adjusted.
  • a flat-plate-shaped fixed frame (251) protruding in the X-axis direction may be provided at the lower portion of the support frame (250).
  • the fixed frame (251) is configured to support a soldering device (260) and a moving frame (270) described later.
  • the soldering unit (240) of the soldering apparatus may include a soldering device (260). As described above, the soldering device (260) may be installed in the fixed frame (251).
  • the soldering device (260) may include a device body (261) and a soldering operation unit (262) that performs soldering of a wire to a cell.
  • the device body (261) may be provided as a box-shaped device to assist the operation of the soldering operation unit (262).
  • a PCB or a power supply for controlling the soldering operation unit (262) may be built into the device body (261).
  • the soldering operating unit (262) may be installed on the lower side of the device main body (261). In addition, the end of the soldering operating unit (262) may face the cell side.
  • the soldering operating unit (262) may be formed of a high-frequency welder, a laser welder, or the like, but is not limited thereto.
  • the soldering operation unit (262) may be configured in multiple units so as to be able to solder multiple wires to the cell.
  • the multiple soldering operation units (262) may be spaced apart from each other along the Y-axis direction, which is the direction in which the multiple wires provided on one side of the cell are arranged. Accordingly, the multiple soldering operation units (262) can quickly solder multiple wires placed on one side of the cell at once.
  • the number of soldering operating parts (262) may be less than the number of adjacent pairs of first and second wires (W1, W2) placed on one side of the second cell (P2). This may be because a sufficient number of soldering operating parts (262) cannot be installed in the soldering unit (240) due to limitations such as the weight of the soldering device (260), the shape or structure of the soldering unit (240), etc.
  • the number of the first wire (W1) (or the number of the first and second wires (W1, W2) adjacent to each other) may be an integer multiple of the number of soldering operation parts (262).
  • the number of the first wire (W1) (or the number of the first and second wires (W1, W2) adjacent to each other) may be 12, and the number of the soldering operation parts (262) may be 6.
  • the soldering unit (240) can perform movement and soldering a number of times corresponding to the integer ratio, thereby soldering all wires without the soldering operating part (262) being wasted and unused in the process, thereby achieving structural and operational optimization of the soldering unit (240).
  • a movable frame (270) may be provided on the lower side of the fixed frame (251).
  • the movable frame (270) may be configured to move in an up-and-down direction perpendicular to the cell with respect to the fixed frame (251).
  • a separate actuator (not shown) for operating the movable frame (270) may be installed in the support frame (250).
  • the soldering operating part (262) of the soldering device (260) described above is positioned to penetrate the moving frame (270) in the vertical direction, and the lower part of the soldering operating part (262) can be exposed to the lower side of the moving frame (270). Accordingly, the soldering operating part (262) can perform soldering on the cell without interference from the moving frame (270).
  • a pressure frame (271) can be combined with the lower surface of the moving frame (270).
  • the pressure frame (271) is configured to improve soldering quality by pressing the wire on the cell toward the cell side.
  • This pressurizing frame (271) can be configured to move together with the moving frame (270). Accordingly, when the moving frame (270) moves up and down, the pressurizing frame (271) also moves together and can press the wire against the cell.
  • the pressurizing frame (271) can be extended in the Y-axis direction, which is the direction in which a plurality of soldering operating parts (262) are arranged. And, the side of the pressurizing frame (271) can be bent toward the lower side of the soldering operating part (262). At this time, the end of the bent portion can be positioned as close as possible to the soldering operating part (262).
  • all of the multiple wires soldered by the soldering operation unit (262) can be brought into close contact with the cell.
  • a specific portion of the wires soldered by the soldering operation unit (262) can be brought into close contact with the cell as closely as possible.
  • a guide bar (272) may be provided between the fixed frame (251) and the movable frame (270) to guide the up and down movement of the movable frame (270).
  • the guide bar (272) may have a rod shape extending in the up and down direction, and one end may be coupled to the fixed frame (251) and the other end may be coupled to the movable frame (270).
  • the guide bars (272) may be provided in multiple numbers and spaced apart from each other along the Y-axis direction so as to align the horizontality of the movable frame (270).
  • a buffer member (273) may be provided on each of the plurality of guide bars (272).
  • the buffer member (273) is configured to buffer the impact generated when the pressurizing frame (271) presses the wire, and may have a predetermined elasticity for this purpose.
  • the buffer member (273) is provided as a coil spring installed on the guide bar (272), but is not limited thereto. Accordingly, the impact that may be generated on the upper surface of the cell due to the operation of the pressurizing frame (271) may be minimized.
  • a soldering device (200) may be provided to include a controller (300) for controlling a moving unit (210) and a soldering unit (240) as one configuration.
  • Fig. 15 is a flowchart of a wire alignment-soldering method according to an embodiment of the present invention.
  • Fig. 16 is a flowchart illustrating step S200 of Fig. 15 in detail.
  • Figs. 17 and 18 are drawings for explaining a process in which an alignment unit of a wire alignment-soldering device according to an embodiment of the present invention is arranged on one side of a cell.
  • Fig. 19 is a drawing for explaining a process in which a first wire and a second wire are aligned by the alignment unit of the wire alignment-soldering device according to an embodiment of the present invention.
  • Fig. 19 is a drawing for explaining a process in which a first wire and a second wire are aligned by the alignment unit of the wire alignment-soldering device according to an embodiment of the present invention.
  • FIG. 20 is a flowchart illustrating step S300 of Fig. 15 in detail.
  • Figs. 21 and 22 are drawings for explaining a process in which a soldering unit of a wire alignment-soldering device according to an embodiment of the present invention is arranged on one side of a cell so as to be able to solder either one of two unit groups.
  • FIG. 23 and FIG. 24 are drawings for explaining a process in which a first wire and a second wire are brought into close contact with a cell as a pressurizing frame of the soldering unit illustrated in FIG. 22 is operated.
  • FIG. 21 and 22 are drawings for explaining a process in which a soldering unit of a wire alignment-soldering device according to an embodiment of the present invention is arranged on one side of a cell so as to be able to solder either one of two unit groups.
  • FIG. 23 and FIG. 24 are drawings for explaining a process in which a first wire and a second wire are brought into close contact with a cell as a pressur
  • FIG. 25 is a drawing for explaining a process in which a first wire and a second wire brought into close contact with a cell are soldered to the cell by a soldering device of the soldering unit illustrated in FIG. 22.
  • FIG. 26 is a drawing for explaining a process in which the soldering unit illustrated in FIG. 22 is arranged on one side of a cell so as to be able to solder one of the remaining two unit groups.
  • FIG. 27 is a drawing for explaining a process in which the alignment unit illustrated in FIG. 17 and the soldering unit illustrated in FIG. 22 are arranged on one side of another cell so as to solder other wires.
  • a wire alignment and soldering method according to one embodiment of the present invention can be implemented by the wire alignment-soldering system (1) according to one embodiment of the present invention described above.
  • each step of the method will be specifically described through a process in which the second cell (P2) illustrated in FIG. 4 is connected to the first and third cells (P1, P3) by the wire alignment-soldering method according to one embodiment of the present invention.
  • first to third cells are arranged in a parallel manner along the X-axis direction on a worktable (2) (S100), and a first portion (WP1) of a first wire (W1) connected to the first cell (P1) and a second portion (WP2) of a second wire (W2) connected to the second cell (P2) are aligned (S200).
  • step S200 the controller (300) controls the moving unit (110) for the alignment unit to place the alignment unit (130) above the second cell (P2) (S210).
  • a pair of adjacent first parts (WP1) and second parts (WP2) can be placed between a pair of grippers (180). If there are a plurality of pairs of first and second parts (WP1, WP2) and a plurality of pairs of grippers (180), as illustrated in FIG. 18, a pair of first and second parts (WP1, WP2) are placed between a pair of grippers (180).
  • step S200 the controller (300) controls the alignment unit (130) to align the first part (WP1) and the second part (WP2) so that they are adjacent to each other and parallel (S220).
  • step S220 the first gripper (181) and the second gripper (182) are moved closer to each other, and the sides of the first and second parts (WP1, WP2) placed therebetween are pressed. Accordingly, the first part (WP1) and the second part (WP2) placed on the upper surface of the second cell (P2) can be aligned adjacent to each other and in parallel.
  • the alignment unit (130) has a plurality of pairs of grippers (180), multiple pairs of first and second parts (WP1, WP2) are aligned uniformly at once, so that multiple wires (W1, W2) can be aligned quickly at once.
  • a first wire (W1) and a second wire (W2) are aligned (S200), and a first portion (WP1) of the aligned first wire (W1) and a second portion (WP2) of the second wire (W2) are soldered to an upper surface of a second cell (P2) (S300).
  • step S300 in step S300 according to one embodiment of the present invention, first, m*n (m and n are natural numbers) first wires (W1) placed on the upper surface of the second cell (P2) are set (or classified) into m unit groups, each of which is composed of n first wires (W1) adjacent to each other in the Y-axis direction (S310). At this time, n may be the number of soldering operating parts (262) of the soldering unit (240).
  • the first portion (WP1) of twelve first wires (W1) is placed on the upper surface of the second cell (P2), and since there are six soldering operating parts (262) of the soldering device (240), the twelve first wires (W1) can be set as two unit groups of six each.
  • the unit group located relatively in the positive direction of the Y-axis among the two unit groups is called the first unit group, and the unit group located on the opposite side is called the second unit group.
  • step S300 controls the moving unit (210) for the soldering unit to place the soldering unit (240) on the upper side of the second cell (P2) (S320).
  • the soldering unit (240) may be first placed on the upper side of the first unit group among the two unit groups as illustrated in Fig. 22.
  • the order of the two unit groups is not particularly limited.
  • step S320 the first portions (WP1) of the first wires (W1) belonging to the first unit group are arranged to face each other in the upper and lower directions with respect to the plurality of soldering operating parts (262).
  • the alignment unit (130) even if the first part (WP1) and the second part (WP2) are aligned parallel and adjacent in the Y-axis direction by the alignment unit (130), they may be spaced apart by a predetermined distance (d2) in the Z-axis direction. This may deteriorate the soldering quality of the soldering device (260).
  • step S300 in step S300 according to one embodiment of the present invention, as illustrated in FIG. 24, the pressurizing frame (271) is moved in the negative direction of the Z-axis to bring the first part (WP1) of the first wire (W1) and the second part (WP2) of the second wire (W2) into close contact with the upper surface of the second cell (P2) (S330). Accordingly, higher quality soldering can be implemented.
  • step S300 in step S300 according to one embodiment of the present invention, the first and second parts (WP1, WP2) are brought into close contact with the upper surface of the second cell (P2) (S330), and the controller (300) controls the soldering unit (240) to cause the soldering operation unit (262) to form a soldering part (S-l) surrounding the first and second parts (WP1, WP2) on the upper surface of the second cell (P2) (S340).
  • step S340 one soldering operating unit (262) operates on each of a pair of adjacent first and second parts (WP1, WP2), so that a soldering part (S-l) can be formed on each of a pair of first and second parts (WP1, WP2).
  • soldering for the first wires (W1) belonging to the first unit group can be completed.
  • step S300 it is determined whether the first wires (W1) of all unit groups placed on the upper surface of the second cell (P2) are soldered (S350).
  • steps S320 to S340 described above are performed for the unsoldered unit groups. In the present embodiment, since soldering has not yet been performed for the second unit group, steps S320 to S340 will be performed for the second unit group.
  • the controller (300) controls the moving unit (210) for the soldering unit to move the soldering unit (240) away from the second cell (P2) (S360).
  • multiple first wires (W1) can be quickly and automatically soldered to the second cell (P2) at one time, thereby minimizing human labor required for the repair process of the cell assembly and reducing manufacturing costs.
  • soldering unit (240) since the soldering unit (240) is controlled and performs soldering in a planned and consistent manner by the controller (300), high-quality soldering can be implemented uniformly and consistently.
  • the second cell (P2) which is a replacement cell, can be fully electrically and physically connected to the other cells (P) of the cell assembly (3).

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Abstract

L'invention concerne un appareil d'alignement de fil. L'appareil d'alignement de fil selon un aspect de la présente invention peut comprendre : une unité d'alignement, qui peut aligner une première partie d'un premier fil électriquement connecté à une première cellule, avec une seconde partie d'un second fil électriquement connecté à une seconde cellule, de manière à être parallèles sur une surface de la seconde cellule ; une unité de déplacement, qui peut déplacer l'unité d'alignement vers la surface de la seconde cellule ; et un dispositif de commande pour commander l'unité d'alignement et l'unité de déplacement.
PCT/KR2024/009972 2023-08-10 2024-07-11 Appareil d'alignement de fil Pending WO2025033738A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2023-0104747 2023-08-10
KR1020230104747A KR102852137B1 (ko) 2023-08-10 2023-08-10 와이어 정렬 장치

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