CN216186450U

CN216186450U - Bag supply mechanism and integrated automatic bag feeding type packaging machine

Info

Publication number: CN216186450U
Application number: CN202121931452.3U
Authority: CN
Inventors: 胡仲辉
Original assignee: Shenzhen Huirun Intelligent Equipment Manufacturing Co ltd
Current assignee: Shenzhen Huirun Intelligent Equipment Manufacturing Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-04-05
Anticipated expiration: 2031-08-17

Abstract

The utility model relates to the field of bag feeding type packaging machines, and discloses a bag supply mechanism and an integrated automatic bag feeding type packaging machine. The bag supply mechanism with a simple structure provided by the utility model moves a flat package bag from the bag placing area to the bag supply position and adjusts the flat package bag into a proper vertical state for transportation through lifting, sucking and turning actions, so that the subsequent bag opening and loading are facilitated. The integrated automatic bag feeding type packaging machine comprising the bag supply mechanism provided by the utility model has the advantages that the bag supply mechanism, the bag feeding mechanism, the bag clamping mechanism, the bag opening mechanism, the feeding mechanism and the sealing mechanism are integrated in a single station, all the mechanisms are independently arranged and act in sequence, the whole structure is compact, the mutual influence is small, and the machine is flexible.

Description

Bag supply mechanism and integrated automatic bag feeding type packaging machine

Technical Field

The utility model relates to the technical field of packaging machines, in particular to a bag supply mechanism and an integrated automatic bag supply type packaging machine.

Background

The bag feeding type packaging machine moves packages to a loading position in sequence, then the packaging bags are opened, materials are added into the bags, and finally the bag openings are closed to finish packaging. The traditional bag feeding type packaging machine is generally a rotary table, a plurality of stations for fixing the packaging bags are arranged on the rotary table, a bag feeding station, a feeding station and a bag falling station are arranged around the rotary table, the rotary table rotates to carry out bag feeding, feeding and bag falling, and all the procedures are linked and mutually influenced; the bag feeding device is characterized in that the bag feeding device comprises a bag placing area, a bag feeding area, a rotating disc, a bag opening area, a rotating disc, and a rotating disc, and a rotating disc, and a rotating disc, and a rotating disc, and a rotating disc, and a rotating disc, and a rotating disc, and a rotating disc, a rotating.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a bag supply mechanism with a simple structure, which moves a flat package bag from a bag placing area to a bag supply position through lifting, sucking and turning actions, adjusts the flat package bag into a proper vertical state for transportation, facilitates subsequent bag opening and loading, and has the advantages of simple and compact structure, high efficiency and smooth action. The utility model also aims to provide an integrated automatic bag feeding type packaging machine comprising the bag feeding mechanism, wherein the bag feeding mechanism, the bag clamping mechanism, the bag opening mechanism, the feeding mechanism and the sealing mechanism are integrated in a single station, and are independently arranged and act in sequence, so that the integrated automatic bag feeding type packaging machine is compact in overall structure, small in mutual influence and flexible in maneuvering.

In order to achieve the purpose, the bag supply mechanism provided by the utility model comprises a bag taking assembly, wherein the bag taking assembly comprises a first adsorption structure for absorbing a packaging bag, a first lifting structure for driving the first adsorption structure to lift, and a turnover structure for driving the first adsorption structure to turn over.

Preferably, the first adsorption structure comprises a first suction cup and first negative pressure power for providing negative pressure for the first suction cup, the first lifting structure comprises a bag taking cylinder which is connected with the first suction cup and drives the first suction cup to lift, and the overturning structure comprises an overturning shaft which is connected with the bag taking cylinder and overturning power for driving the overturning shaft to rotate.

Preferably, upset power sets up to the adjustment cylinder, flip structure still includes the articulated shaft, the piston rod slope of adjustment cylinder set up and with the one end of articulated shaft is articulated mutually, the other end of articulated shaft with the upset axle is articulated.

Preferably, the bag placing assembly comprises a bottom plate, two side plates arranged at intervals along the width direction of the bottom plate, a front plate and a rear plate arranged at intervals along the length direction of the bottom plate, a first adjusting structure for adjusting the distance between the two side plates and a second adjusting structure for adjusting the distance between the front plate and the rear plate.

Preferably, the bag pressing device further comprises a bag pressing plate arranged at an interval with the bottom plate along the vertical direction, and an adsorption opening is formed in the bag pressing plate.

The utility model also provides an integrated automatic bag feeding type packaging machine which comprises the bag feeding mechanism.

Preferably, the packaging bag opening and closing device further comprises a bag clamping mechanism for fixing the packaging bag, a bag opening mechanism for opening the packaging bag, a feeding mechanism for feeding the packaging bag, a bag conveying mechanism for moving the packaging bag from the bag supplying mechanism to the bag clamping mechanism, and a sealing mechanism for sealing the opening of the packaging bag.

Preferably, the bag conveying mechanism comprises a second adsorption structure and a first sliding structure for driving the second adsorption structure to slide; the bag clamping mechanism comprises two clamping jaws which are arranged at intervals and can be opened and closed, opening and closing power for driving the clamping jaws to be opened and closed, and a second sliding structure for driving the two clamping jaws to be close to or far away from each other; the bag opening mechanism comprises a right side telescopic structure for driving the second adsorption structure to stretch, a third adsorption structure arranged opposite to the second adsorption structure and a left side telescopic structure for driving the third adsorption structure to stretch.

Preferably, the feeding mechanism comprises a feeding hopper for accommodating materials and a second lifting structure for driving the feeding hopper to lift, the sealing mechanism comprises two oppositely arranged heat sealing plates and sealing power for driving the two heat sealing plates to be close to or far away, and electric heating elements are arranged on the two heat sealing plates.

Preferably, the heat sealing device further comprises a third lifting structure for driving the clamping jaw or the heat sealing plate to lift; the air pipe is inserted into the packaging bag, the telescopic power drives the air pipe to enter and exit the packaging bag is further included, and the other end of the air pipe is connected with an air exhaust device or an air inflation device.

The technical scheme provided by the application can comprise the following beneficial effects: among the technical scheme that this application provided, the bag of getting that supplies the bag mechanism supplies the bag action only through the first adsorption structure that is used for absorbing the wrapping bag, drive the first elevation structure that first adsorption structure goes up and down and drive the flip structure of first adsorption structure upset and realize, first adsorption structure rises to predetermineeing the position and rotate 90 degrees after absorbing the wrapping bag, can make the wrapping bag transfer into vertical state and be located and supply the bag position, it transports the wrapping bag to reinforced position to be convenient for follow-up treating the mechanism, be convenient for follow-up opening the bag and feed, this simple and convenient compactness of structure, the action is high-efficient smooth and easy.

The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the application are described in detail in the following.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of a bag supply mechanism according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a bag placing assembly according to an embodiment of the present invention;

fig. 3 is a general schematic view of an integrated automatic bag feeding type packaging machine according to an embodiment of the present invention;

FIG. 4 is a first angle view of the mechanisms of the integrated automatic bag feeding type packaging machine according to the embodiment of the present invention;

FIG. 5 is a second perspective view of the integrated bag feeding type automatic packaging machine according to an embodiment of the present invention;

FIG. 6 is a third schematic view of the mechanisms of the integrated automatic bag feeding type packaging machine according to the embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a bag feeding mechanism according to an embodiment of the present invention;

FIG. 8 is a schematic structural layout diagram of the clamping mechanism, the bag opening mechanism, the feeding mechanism and the sealing mechanism in the embodiment of the present invention;

FIG. 9 is a schematic structural view of a clamping mechanism and a bag opening mechanism according to an embodiment of the present invention;

fig. 10 is a schematic structural view of an air tube in an embodiment of the present invention.

In fig. 1-10:

1. a first suction cup; 2. a bag taking cylinder; 3. a turning shaft; 4. adjusting the cylinder; 5. hinging a shaft; 6. a base plate; 7. a side plate; 8. rotating the lead screw; 9. a hand wheel; 10. a front plate; 11. a back plate; 12. pressing a bag plate; 13. An adsorption opening; 14. connecting holes; 15. a fixing hole; 16. a second suction cup; 17. a bag opening cylinder; 18. a clamping jaw; 19. a clamping jaw cylinder; 20. a third suction cup; 21. a clamping jaw bag pulling cylinder; 22. jacking a cylinder; 23. a hopper; 24. a hopper cylinder; 25. heat-sealing the board; 26. heat-sealing the cylinder; 27. a first sliding structure; 28. an air tube; 29. an air pipe moving cylinder; 30. a discharge chute.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

The present invention provides a bag feeding mechanism with a simple structure, which moves a flat package bag from a bag placing area to a bag feeding position and adjusts the flat package bag to a proper vertical state for transportation by lifting, sucking and turning actions, so as to facilitate subsequent bag opening and loading. The integrated automatic bag feeding type packaging machine comprises the bag feeding mechanism, and the bag feeding mechanism, the bag clamping mechanism, the bag opening mechanism, the feeding mechanism and the sealing mechanism are integrated in a single station, and are independently arranged and sequentially act, so that the integrated automatic bag feeding type packaging machine is compact in overall structure, small in mutual influence and flexible.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. The embodiments described below do not limit the scope of the utility model described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the utility model described in the claims.

Referring to fig. 1-10, the bag supply mechanism provided in this embodiment includes, as shown in fig. 1, a bag taking assembly, where the bag taking assembly includes a first absorption structure for absorbing a packaging bag, a first lifting structure for driving the first absorption structure to lift, and a turning structure for driving the first absorption structure to turn. Get the bag and supply the bag action only through first adsorption structure, first elevation structure and flip structure realize, rise to predetermineeing the position and rotatory 90 degrees after first adsorption structure absorbs the wrapping bag, can realize taking out one by one putting the range upon range of tiling wrapping bag in bag district, transfer into vertical state and remove to the operation that supplies the bag position, it can to follow-up treat that the mechanism takes away the wrapping bag and transport to reinforced position, be convenient for follow-up operation such as opening the bag and feeding, the simple and convenient compactness of this structure, the action is high-efficient smooth and easy, compare in the manual work and get the bag on the bag, show and improve work efficiency, compare in using complicated manipulator to get the bag, the action such as upset and removal is accomplished and is got the bag and supply the bag, the bag structure that supplies of this embodiment, obvious structure is simple and convenient, spare part is few, small in size, small in space occupation is little, small and exquisite flexibility, and convenient use.

As shown in fig. 1, specifically, the first adsorption structure includes a first suction cup 1 and a first negative pressure power for providing negative pressure for the first suction cup 1, the first lifting structure includes a bag taking cylinder 2 connected with the first suction cup 1 and driving the first suction cup 1 to lift, and a piston rod of the bag taking cylinder 2 is vertically arranged and connected with the first suction cup 1. The first sucker 1 can be provided with a plurality of suckers which are all connected on a flat plate, and a piston rod of the bag taking cylinder 2 is connected with the flat plate. The first negative pressure power is set as a vacuum pump, an air suction pump, a blower and other air suction equipment in the prior art.

The overturning structure comprises an overturning shaft 3 connected with the cylinder body of the bag taking cylinder 2 and overturning power for driving the overturning shaft 3 to rotate. The turning shaft 3 is rotatably connected to the frame. The turning power can be a motor, and a power output shaft is in transmission connection with the turning shaft 3; or, upset power sets up to adjustment cylinder 4, and flip structure still includes articulated shaft 5, and adjustment cylinder 4's piston rod slope sets up and is articulated mutually with the one end of articulated shaft 5, and the other end of articulated shaft 5 is articulated mutually with trip shaft 3. The piston rod of the second cylinder stretches out and draws back along the oblique upward direction, and the articulated shaft 5 drives the trip shaft 3 to rotate in a reciprocating manner.

The bag feeding mechanism further comprises a bag feeding assembly, the bag feeding assembly comprises a bottom plate 6 connected with the rack, two side plates 7 arranged at intervals along the width direction of the bottom plate 6, a front plate 10 and a rear plate 11 arranged at intervals along the length direction of the bottom plate 6, a first adjusting structure for adjusting the distance between the two side plates 7 and a second adjusting structure for adjusting the distance between the front plate 10 and the rear plate 11. The bottom plate 6, the two side plates 7, the front plate 10 and the rear plate 11 enclose a bag placing area for the packaging bag to be horizontally placed inside. The distance between the two side plates 7 is matched with the width of the packaging bag, and the distance between the front plate 10 and the rear plate 11 is matched with the length of the packaging bag. The packaging bags are fixed in a surrounding mode through the four plates, so that the packaging bags can be prevented from moving in a staggered mode, stacked packaging bags can be located at the same position basically, and the first adsorption structure can be used for positioning and adsorbing conveniently.

As shown in fig. 2, the bottom plate 6 is provided with an insert plate protruding in the width direction, and the side plate 7 is provided with an insertion hole into which the insert plate is inserted. The insert plate is a clearance fit with the receptacle such that the side plate 7 can move relative to the base plate 6. First regulation structure includes the rotation lead screw 8 that sets up along 6 width direction of bottom plate, rotates lead screw 8 and is located bottom plate 6 below and rotationally is connected with bottom plate 6, rotates and overlaps at least on the lead screw 8 and is equipped with a nut, and this nut is connected with a curb plate 7. When the rotary screw 8 rotates, at least one side plate 7 moves along the inserting plate, and the distance between the two side plates 7 can be adjusted. In the preferred embodiment of this embodiment, the rotating screw 8 is provided with a right-handed thread and a left-handed thread along the axial direction, and the right-handed thread and the left-handed thread are arranged along the axial direction and can be located on the left half shaft and the right half shaft of the rotating screw 8, respectively. The left-handed thread is sleeved with a nut and connected with one side plate 7, and the right-handed thread is sleeved with a nut and connected with the other side plate 7. When the rotary screw 8 rotates, the two side plates 7 move away from or close to each other at the same time. One end of the rotary screw 8 may be provided with a hand wheel 9.

The second adjusting structure includes a plurality of connecting holes 14 arranged on the bottom plate 6 and arranged along the length direction, the rear plate 11 is provided with fixing holes 15 for screws or studs and other connecting members to pass through and align with the connecting holes 14, and the distance between the front plate 10 and the rear plate 11 can be adjusted by moving the rear plate 11 and selecting the connecting holes 14 at proper positions to fix the rear plate 11. Through first regulation structure and second regulation structure, can adjust respectively and put the width and the length of bag district, match the wrapping bag of different specifications. The sucking position of the first sucking disc 1 can be arranged between the front plate 10 and the back plate 11 and close to the front plate 10, so that the specification of the packaging bag is changed, the sucking and positioning position does not need to be adjusted repeatedly, and the sucking of the first sucking disc 1 is not influenced.

If the wrapping bag texture is soft, when the wrapping bag multilayer was stacked, the wrapping bag of below was influenced by suction that receives when the top wrapping bag was absorbed and frictional force when shifting out easily, and the skew leads to the location inaccurate gradually. Therefore, in this embodiment, the bag placing assembly further includes a bag pressing plate 12, and the bag pressing plate 12 and the bottom plate 6 are arranged at an interval in the vertical direction and above the bottom plate 6. The bag pressing plate 12 can be connected with the bottom plate 6 through a vertically arranged connecting column, and the bag pressing plate 12 and the connecting column can be fixedly connected or in threaded connection. In the vertical direction, the bag pressing plate 12 may be provided in plurality at intervals in sequence. Each bag pressing plate 12 can avoid the positioning and adsorbing position of the first suction cup 1. If the bag pressing plate 12 is close to the front plate 10, the bag pressing plate 12 is provided with a suction opening 13 for the first suction cup 1 to enter and exit. The soft packaging bags stacked to the first height can be pressed flatly through the bag pressing plate 12, and the phenomenon of dislocation and deviation is prevented.

The embodiment also provides an integrated automatic bag feeding type packaging machine, as shown in fig. 3-9, comprising a bag feeding mechanism as described in any one of the above embodiments. The integrated automatic bag feeding type packaging machine provided by the embodiment has the advantages of smooth and efficient action, simple and compact structure, small size, flexibility and convenience in use. The derivation process of the beneficial effect is substantially similar to the derivation process of the beneficial effect brought by the bag supply mechanism, and is not repeated herein.

The integrated automatic bag feeding type packaging machine further comprises a bag clamping mechanism for clamping the packaging bags, a bag opening mechanism for opening the packaging bags, a feeding mechanism for feeding the packaging bags, a bag feeding mechanism for moving the packaging bags from the bag feeding mechanism to the bag clamping mechanism, and a sealing mechanism for sealing the mouths of the packaging bags. The bag feeding mechanism takes out, rises and overturns the packing bags horizontally placed in the bag placing area to enable the packing bags to be vertically placed at the bag feeding position, the bag feeding mechanism moves the packing bags at the bag feeding position to the bag clamping mechanism, the bag clamping mechanism clamps the fixed packing bags, the bag opening mechanism opens the mouth of the packing bags, materials can be added into the bags through the feeding mechanism, and then the sealing mechanism seals the mouth of the packing bags to complete overall packing. The integrated automatic bag feeding and packaging machine can further comprise a controller and a control box 31 used for containing the controller, the controller is electrically connected with the power of each mechanism, and a parameter regulation and control screen is arranged, so that parameters such as working speed and the like can be automatically and integrally regulated and controlled. The controller may be a prior art PLC of the siemens smart-7 series.

By the arrangement, the whole packaging machine integrates all process actions of bag taking, bag feeding, bag filling and bag sealing, the actions are continuous and quick, and the completeness of the process can be ensured and the packaging speed can be improved; compared with a rotating disc type bag feeding and packaging machine, each mechanism is independently arranged, time among all working procedures can be mutually coordinated, mutual influence is small, the machine is flexible, the structure is compact, a plurality of linked working positions do not exist, the size is small, and the occupied space is small.

As shown in fig. 6 and 7, the bag feeding mechanism includes a second adsorption structure and a first sliding structure 27 for driving the second adsorption structure to slide. The bag clamping mechanism and the bag supplying mechanism are arranged along a certain direction like a first horizontal direction, the first sliding structure 27 comprises a moving track extending along the first horizontal direction and sliding power, and the second adsorption structure is arranged on the moving track and is driven by the sliding power to move along the first horizontal direction. The second suction structure comprises a second suction cup 16 and second negative pressure power for providing negative pressure for the second suction cup 16, the suction direction of the second suction cup 16 is arranged along a second horizontal direction perpendicular to the first horizontal direction and faces the bag supply mechanism, namely, the first suction cup 1 and the second suction cup 16 are arranged along the second horizontal direction. After the first sucking disc 1 absorbs the wrapping bag and overturn towards the direction of second sucking disc 16, the wrapping bag is vertical state, is located between first sucking disc 1 and the second sucking disc 16. The second suction cup 16 provides negative pressure to suck the other side of the packaging bag, the first suction cup 1 stops the negative pressure, and the packaging bag is separated from the first suction cup 1 and is sucked on the second suction cup 16. Then the packaging bag is horizontally moved to the bag clamping mechanism through the first sliding structure 27.

The first sliding structure 27 may be a screw rod disposed along the first horizontal direction and a nut sleeved on the screw rod. The second suction cup 16 is attached to the nut. Alternatively, the first sliding structure 27 comprises an air cylinder, a piston rod of the air cylinder extends and retracts along the first horizontal direction, and the second suction cup 16 is connected to the piston rod. The first sliding structure 27 may also be a belt including a motor and moving along the first horizontal direction, and the second suction cup 16 is supported by the light rail and connected with the belt.

The bag clamping mechanism comprises two clamping jaws 18 which are arranged at intervals and can be opened and closed, opening and closing power for driving the clamping jaws 18 to open and close, and a second sliding structure for driving the two clamping jaws 18 to be close to or far away from. The clamping jaw 18 can be composed of two clamping plates which are oppositely arranged along a second horizontal direction, the opening and closing power can be set to be a clamping jaw air cylinder 19, a piston rod of the clamping jaw air cylinder 19 is connected with one of the clamping plates, and the opening and closing of the clamping jaw 18 are realized by changing the distance between the two clamping plates in a telescopic mode. The two jaws 18 are opened and, at the same time, the distance between the two jaws 18 is expanded to the bag-taking width by means of the second sliding mechanism. When the second suction cup 16 moves the bag between the jaws 18, the jaws 18 close and grip the bag.

The second sliding structure can be a screw rod with positive and negative teeth and provided with positive and negative threads, and two nuts respectively sleeved on the positive and negative threads, wherein the motor, the screw rod with positive and negative teeth and the two nuts are arranged along the first horizontal direction, and the two clamping jaws 18 are respectively connected to the two nuts. Or, the second sliding structure includes that two relative and the clamping jaw that establishes draw bag cylinder 21 and set up the clamping jaw slide rail along first horizontal direction, and two clamping jaws draw the piston rod of bag cylinder 21 all to stretch out and draw back along first horizontal direction, and two clamping jaws 18 and the power that opens and shuts are connected on the clamping jaw slide rail through connecting seat slidable respectively, and two connecting seats are connected with two relative piston rods respectively.

The bag opening mechanism comprises a right side telescopic structure for driving the second adsorption structure to stretch, a third adsorption structure arranged opposite to the second adsorption structure and a left side telescopic structure for driving the third adsorption structure to stretch. Along the second horizontal direction, second adsorption structure and third adsorption structure are located the both sides of wrapping bag respectively. Through the right telescopic structure, the second suction cup 16 can horizontally send out the packaging bag to the space between the two clamping jaws 18 after the two clamping jaws 18 are opened. The third suction structure includes a third suction cup 20 and a third negative pressure power for providing a negative pressure to the third suction cup 20. After the two clamping jaws 18 are closed to clamp the packaging bag, the third sucker 20 extends out to adsorb the other side of the packaging bag, the second sucker 16 and the third sucker 20 retract simultaneously, the two sides of the packaging bag are stressed simultaneously, meanwhile, through the second sliding structure, the distance between the two clamping jaws 18 is reduced to the filling width, and the opening of the packaging bag is pulled open smoothly. The second negative pressure power and the third negative pressure power can be set as vacuum pumps, air pumps, blowers and other air suction devices in the prior art.

The left side telescopic structure and the right side telescopic structure can both comprise an air cylinder, as shown in fig. 7, the right side telescopic structure comprises a bag opening air cylinder 17 connected to the second sliding structure, and a piston rod of the bag opening air cylinder 17 is arranged along the second horizontal direction and is connected with the second suction cup 16.

The feeding mechanism comprises a feeding hopper 23 for accommodating materials and a second lifting structure for driving the feeding hopper 23 to lift. After the bag mouth is opened, the feeding hopper 23 descends through the second lifting structure, and the discharge hole of the feeding hopper 23 is aligned with or extends into the packaging bag to feed materials into the bag. After the feed is completed, the hopper 23 is raised and removed from the bag.

The sealing mechanism comprises two oppositely arranged heat sealing plates 25 and sealing power for driving the two heat sealing plates 25 to be close to or far away from, and electric heating elements are arranged on the two heat sealing plates 25. The two heat seal plates 25 are distributed in the second horizontal direction. After the feeding is finished, the negative pressure of the second suction cup 16 and the third suction cup 20 is stopped, the two clamping jaws 18 expand outwards and return to the bag taking width, the packaging bag is pulled flat, and the bag opening is closed. The sealing power is set as a heat-sealing cylinder 26, and the heat-sealing cylinder 26 is provided with two opposite heat-sealing cylinders and the piston rods are correspondingly connected with the two heat-sealing plates 25 one by one. The two piston rods retract, the two heat sealing plates 25 are pulled open to be respectively positioned at two sides of the packaging bag, the height positions of the heat sealing plates 25 are aligned with the bag opening area, and the two heat sealing plates 25 are closed through sealing power to finish sealing.

To ensure smooth operation, the heat sealing plate 25, the clamping jaw 18 and the second suction cup 16 may be distributed from high to low in sequence along the height direction; alternatively, the packaging machine further includes a third lifting mechanism for driving the jaws 18 or the heat sealing plate 25 to lift, as shown in fig. 8, in this embodiment, the third lifting mechanism drives the two jaws 18 to lift synchronously. The heat seal plate 25 is positioned above the second suction cup 16 and the third suction cup 20.

When the second suction cup 16 moves the packaging bag, the third lifting structure firstly drives the two clamping jaws 18 to rise to the clamping position, the clamping jaws 18 are opened, the second suction cup 16 extends out through the right telescopic structure, the packaging bag is sent between the two clamping jaws 18, and the clamping jaws 18 are closed. Then the second suction cup 16 and the third suction cup 20 retract synchronously, and simultaneously, the distance between the two clamping jaws 18 is reduced, and the bag opening is opened. After the loading is finished, the loading hopper 23 is lifted and separated, the third lifting structure displaces the clamping jaw 18 to the sealing height, so that the sealing position of the upper edge of the packaging bag is flush with the heat sealing plate 25, and the electric heating rod is embedded in the heat sealing plate 25 to enable the heat sealing plate 25 to reach the temperature required by sealing in advance. And the two heat sealing plates 25 are used for sealing, so that the bag opening of the packaging bag is sealed by heat fusion.

As shown in fig. 5, the frame of the packaging machine is further provided with a discharging chute 30, and an inlet of the discharging chute 30 is opposite to the feeding position of the packaging bag, is positioned below the feeding position, and is positioned below the second suction cup 16. The discharge chute 30 may be inclined with the other end extending outside the frame. After the package is sealed, the two clamping jaws 18 are loosened, and the package falls into the discharging slideway 30 and slides out of the machine frame along the inclined slideway under the action of gravity.

The second lifting structure can be a screw rod arranged along the vertical direction and a nut sleeved on the screw rod, wherein the motor is included, and the feeding hopper 23 is connected to the nut. Or the second lifting structure comprises a hopper cylinder 24, a piston rod of the hopper cylinder 24 extends and retracts in the vertical direction, and the feeding hopper 23 is connected to the piston rod. The second lifting structure may also be a belt including a motor and moving in a vertical direction, and the hopper 23 is supported by the light rail and connected to the belt.

The third lifting structure can be a screw rod arranged along the vertical direction and a nut sleeved on the screw rod, and the screw rod with positive and negative teeth or the clamping jaw slide rail is connected to the nut. Or, the third lifting structure comprises a jacking cylinder 22 and a vertically arranged slide rail, a piston rod of the jacking cylinder 22 extends and retracts in the vertical direction, and the positive and negative tooth lead screw or the clamping jaw slide rail is slidably connected to the vertical slide rail and connected with the piston rod. The third lifting structure can also be a belt which comprises a motor and moves along the vertical direction, and the positive and negative tooth lead screws or the clamping jaw slide rails are supported by the light rail and connected with the belt.

In some cases, the package bag needs to be inflated or vacuumized, so in this embodiment, the packaging machine further includes an air tube 28 for inserting into the package bag, and a telescopic power for driving the air tube 28 to enter and exit the package bag, and the other end of the air tube 28 is used for connecting with an air pumping device or an air inflating device. As shown in fig. 10, the telescopic power can be provided as an air tube moving cylinder 29, and after the packaging bag is opened, the air tube moving cylinder 29 drives the air tube 28 to extend into the packaging bag. When the air needs to be inflated, the air pipe 28 fills the required air into the packaging bag, and when negative pressure is required in the packaging bag, the air pipe 28 can pump out the air in the packaging bag, so that vacuum of a certain degree is realized. The air charging device can be an air pump, and the air pumping device can be a vacuum pump.

It should be noted that the terms "first," "second," and the like, as used herein, are not intended to limit the specific order, but merely to distinguish one element or function from another. The stated "horizontal", "vertical", "up", "down", "left" and "right" are the ones that refer to when the mechanisms are in the natural state of arrangement.

It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments. The multiple schemes provided by the utility model comprise basic schemes, are independent from each other and are not restricted with each other, but can be combined with each other under the condition of no conflict, so that multiple effects are realized together.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The bag supply mechanism is characterized by comprising a bag taking assembly, wherein the bag taking assembly comprises a first adsorption structure for absorbing a packaging bag, a first lifting structure for driving the first adsorption structure to lift and a turnover structure for driving the first adsorption structure to turn over;

the first adsorption structure comprises a first sucker (1) and first negative pressure power for providing negative pressure for the first sucker (1), the first lifting structure comprises a bag taking cylinder (2) which is connected with the first sucker (1) and drives the first sucker (1) to lift, and the overturning structure comprises an overturning shaft (3) which is connected with the bag taking cylinder (2) and drives the overturning shaft (3) to rotate.

2. The bag supply mechanism according to claim 1, wherein the turning power is provided as an adjusting cylinder (4), the turning structure further comprises a hinge shaft (5), a piston rod of the adjusting cylinder (4) is obliquely arranged and hinged to one end of the hinge shaft (5), and the other end of the hinge shaft (5) is hinged to the turning shaft (3).

3. The bag supply mechanism according to claim 1, further comprising a bag placing assembly, wherein the bag placing assembly comprises a bottom plate (6), two side plates (7) arranged at intervals along the width direction of the bottom plate (6), a front plate (10) and a rear plate (11) arranged at intervals along the length direction of the bottom plate (6), a first adjusting structure for adjusting the distance between the two side plates (7), and a second adjusting structure for adjusting the distance between the front plate (10) and the rear plate (11).

4. A bag supply mechanism as claimed in claim 3, further comprising a bag pressing plate (12) vertically spaced from said bottom plate (6), said bag pressing plate (12) being provided with a suction opening (13).

5. An integrated automatic bag feeding type packaging machine, characterized by comprising a bag feeding mechanism as claimed in any one of claims 1 to 4.

6. The integrated automatic bag feeding type packaging machine according to claim 5, further comprising a bag clamping mechanism for fixing the bag, a bag opening mechanism for opening the bag, a feeding mechanism for feeding the bag, a bag feeding mechanism for moving the bag from the bag feeding mechanism to the bag clamping mechanism, and a sealing mechanism for sealing the mouth of the bag.

7. The integrated automatic bag feeding type packaging machine according to claim 6, wherein said bag feeding mechanism comprises a second suction structure and a first sliding structure (27) for sliding said second suction structure; the bag clamping mechanism comprises two clamping jaws (18) which are arranged at intervals and can be opened and closed, opening and closing power for driving the clamping jaws (18) to be opened and closed, and a second sliding structure for driving the two clamping jaws (18) to be close to or far away from each other; the bag opening mechanism comprises a right side telescopic structure for driving the second adsorption structure to stretch, a third adsorption structure arranged opposite to the second adsorption structure and a left side telescopic structure for driving the third adsorption structure to stretch.

8. The integrated automatic bag feeding type packaging machine according to claim 7, wherein the feeding mechanism comprises a feeding hopper (23) for containing the material and a second lifting mechanism for driving the feeding hopper (23) to lift, the sealing mechanism comprises two oppositely arranged heat sealing plates (25) and a sealing power for driving the two heat sealing plates (25) to approach or separate, and the two heat sealing plates (25) are provided with electric heating elements.

9. The integrated automatic bag-feeding type packaging machine according to claim 8, further comprising a third elevating mechanism for elevating said gripping jaws (18) or said heat seal plate (25); the packaging bag is characterized by further comprising an air pipe (28) used for being inserted into the packaging bag and telescopic power for driving the air pipe (28) to enter and exit the packaging bag, and the other end of the air pipe (28) is used for being connected with an air suction device or an air inflation device.