CN116588410A

CN116588410A - Device suitable for pasting single-sided back rubber pad

Info

Publication number: CN116588410A
Application number: CN202310108368.9A
Authority: CN
Inventors: 林春; 胡登强; 李松林; 曹辉
Original assignee: Rept Battero Energy Co Ltd
Current assignee: Rept Battero Energy Co Ltd
Priority date: 2023-02-02
Filing date: 2023-02-02
Publication date: 2023-08-15

Abstract

The invention provides a device suitable for pasting a single-sided back rubber pad, which comprises: a first support frame; a workstation for grasping and attaching the cushion pad, slidably disposed on the first support frame and movable between a first position and a second position, having a slide support plate, a clamping mechanism disposed on the slide support plate, and an attaching mechanism disposed on the clamping mechanism; the storage bin mechanism is arranged below the second position and used for collecting and releasing the buffer cushion rolls, when the supporting frame moves to the second position, the pasting mechanism can paste the buffer cushion on the buffer cushion rolls and can drive the pasted buffer cushion to move to the first position along with the supporting frame so as to paste the buffer cushion on the battery cell positioned below the first position.

Description

Device suitable for pasting single-sided back rubber pad

Technical Field

The invention relates to the technical field of secondary batteries, in particular to a device suitable for pasting a single-sided back cushion.

Background

As one of the most central components of new energy automobiles, secondary batteries have the advantages of high energy density, long cycle life, safety, environmental protection and the like, and gradually become the main stream direction in the electric era. The voltage of the secondary battery is only 3.7V, and the driving voltage of the motor of the automobile is generally about 400V, so that the voltage of the secondary battery can not meet the requirement of driving the electric automobile. In order to meet the driving voltage requirement of an automobile motor, the prior art adopts the mode that single battery cores are connected in series so as to meet the voltage matching of a system and the motor voltage. The battery system is generally about 100 strings, a small number of single battery cells are required to be connected in series to form a module unit, and then the module unit is connected in series to reach the output voltage range of the system. The module assembly process comprises the steps of firstly arranging single battery cells, adding buffer pads among the single battery cells, and then connecting output poles of the single battery cells so as to realize electric connection in the module.

Most of the assembly of the cushion pad needs to be manually participated in firstly cutting the cushion pad into the regulated shape, and then the cushion pad is placed between the electric cores through a machine, so that the labor cost is increased, wherein the cushion pad is picked up by the cylinder in the step of tearing back glue of the cushion pad, then the back glue is torn by the other cylinder, and the operation still has the defects of being not torn down, being inapplicable in place and the like.

Therefore, in the prior art, the defects of low qualified rate and high labor cost of the cushion pad adhesion still exist in the operation process of placing the cushion pad between the battery cells, and a new structure is needed to be designed to solve the problems.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a device suitable for pasting a single-sided back cushion.

The device suitable for pasting the single-sided back rubber pad comprises:

a first support frame;

a workstation for grasping and attaching the cushion pad, slidably disposed on the first support frame and movable between a first position and a second position, having a slide support plate, a clamping mechanism disposed on the slide support plate, and an attaching mechanism disposed on the clamping mechanism;

the storage bin mechanism is arranged below the second position and used for collecting and releasing cushion rolls, when the sliding support plate moves to the second position, the pasting mechanism can grab cushion rolls and can drive the grabbed cushion to move to the first position along with the sliding support plate, and then the cushion is pasted on a battery cell positioned below the first position, wherein the clamping mechanism can divide a plurality of battery cells at equal intervals to match with the pasting action of the cushion and can combine a plurality of battery cells into a battery cell group.

Preferably, the first support frame is provided with a sliding rail, and the sliding support plate can move between a first position and a second position by means of the sliding rail through a first power mechanism.

Preferably, the clamping mechanism comprises a second supporting frame, a second power mechanism capable of driving the second supporting frame to move along the vertical direction, two clamping units respectively arranged at two sides of the second supporting frame, and a third power mechanism capable of driving the two clamping units to approach or separate;

the battery cell can be clamped by driving the two clamping units so as to match with the pasting action of the buffer pad.

Preferably, the clamping unit comprises a third supporting frame, a first backboard arranged at the lower part of the third supporting frame, a first upper silver wire rail arranged on the first backboard, a plurality of shaping blocks arranged on the first upper silver wire rail in a sliding manner, a first fork frame connected with the shaping blocks, and a fourth power mechanism capable of driving the first fork frame to stretch and retract;

the third power mechanism can drive the third supporting frames on two sides to be close to or far away from each other, and the fourth power mechanism can drive the first shearing fork to stretch out and draw back so as to adjust the distance between two adjacent shaping blocks to respond to the action of simultaneously clamping a plurality of electric cores and/or adjust the distance between the plurality of electric cores.

Preferably, the pasting mechanism comprises a fifth power mechanism arranged on the second supporting frame, a pasting unit arranged at the tail end of the fifth power mechanism, a sixth power mechanism arranged at the lower part of the pasting unit, a pasting arm arranged at the lower part of the sixth power mechanism and a vacuum chuck arranged on the pasting arm;

the fifth power mechanism can drive the pasting unit to move along the vertical direction, and the pasting unit can adjust the interval between two adjacent pasting arms;

the sixth power mechanism can drive the pasting arm to rotate so as to grasp the cushion pad on the cushion pad roll and drive the pasting arm to rotate for a set angle so as to be opposite to the battery cell to finish the pasting action of the cushion pad.

Preferably, the set angle is 90 °.

Preferably, the pasting arms are in a door-shaped structure, and a plurality of vacuum suckers are arranged on one pasting arm.

Preferably, the bin mechanism comprises a sixth support frame, a discharging bin, a collecting bin, a plurality of guide wheels, a driving wheel and a driving motor, wherein the discharging bin is arranged on the sixth support frame and is used for placing cushion rolls, the cushion rolls comprise bottom films and a plurality of cushions sequentially and equidistantly adhered to the bottom films, the bottom films of the cushion rolls are finally accommodated in the collecting bin after passing through the guide wheels and the driving wheel, the driving motor is in driving connection with the driving wheel and provides moving power for the collecting and releasing of the whole cushion rolls, and the cushion rolls moving from the discharging bin move to the position right below the second position, are in a plane towards one surface of the adhering mechanism, so that the plurality of vacuum chucks of the adhering mechanism can synchronously grasp the cushion with matched quantity.

Preferably, the cushion roll moving out of the unreeling bin moves from one end of the first support frame to the other end, and then returns to the starting end through the guide wheel, so that the movement track of the cushion roll surface is in a U-shaped track when seen from top in the second position.

Preferably, the power mechanism required is any of the following:

a motor;

a cylinder;

and (5) an oil cylinder.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, the high-efficiency action of the cushion pad pasting between the battery cells is realized through the matching of the pasting mechanism and the clamping mechanism, the one-time pasting qualification rate of the cushion pad is improved, the cushion pad can be synchronously pasted on a plurality of battery cells in the battery module, the assembly efficiency of the battery module is further improved, the cost is reduced, and the output is increased.

Drawings

Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic view of the structure of the present invention, wherein a sliding support plate is in a first position;

fig. 2 is a schematic view of the structure of the present invention, in which the state of the slide support plate in the first position (solid line portion) and moving to the second position (broken line portion) is shown;

FIG. 3 is a schematic view of a clamping mechanism according to the present invention;

FIG. 4 is a schematic diagram of a clamping mechanism and a pipeline according to the present invention;

FIG. 5 is a schematic view of a clamping unit according to the present invention;

FIG. 6 is a schematic view showing the structure of the pasting mechanism of the present invention;

FIG. 7 is a schematic view showing the structure of the attaching mechanism of the present invention when the cushion pad is caught;

FIG. 8 is a schematic view showing the structure of the vacuum chuck on the pasting arm in the present invention;

FIG. 9 is a schematic view of a vacuum chuck according to the present invention;

FIG. 10 is a schematic view of a bin mechanism and a first support frame according to the present invention;

FIG. 11 is a schematic view of a part of the structure of the bin mechanism according to the invention;

FIG. 12 is a schematic view showing the structure of the cushion pad on the base film according to the present invention;

FIG. 13 is a schematic view of the structure of the present invention when the attaching mechanism is not rotated after grasping the cushion pad;

fig. 14 is a schematic structural view of a fourth power mechanism according to the present invention, in which a power source is not shown, a shaping block connected to a toggle rod is not shown, and the shaping block connected to the toggle rod is connected to an end of a first scissor frame.

The figure shows:

first support 1

Slide rail 11

Workstation 2

Slide support plate 21

Second backboard 211

Second upper silver wire rail 212

Support block 213

Second scissors fork 214

Second coupling 215

Second support frame 22

Guide post 221

Third support frame 23

First upper silver wire rail 231

Shaping block 232

First scissors frame 233

First back plate 234

Vacuum chuck 24

Adhesive arm 25

Stock bin mechanism 3

Unreeling bin 31

Receiving roll bin 32

Guide wheel 33

Drive wheel 34

Cushion roll 35

Base film 351

Drive motor 36

Limiting plate 37

Sixth support frame 38

Cushion pad 101

Cell 102

Cell group 103

First power mechanism 201

Second power mechanism 202

Third power mechanism 203

First coupling 204

Drive input shaft 2041

Gear box 2042

Drive output shaft 2043

Toggle lever 2044

Fifth power mechanism 205

Sixth power mechanism 206

First position 301

Second location 302

Pipeline 401

Side-by-side feeding cell set 402

Fifth supporting frame 403

Detailed Description

The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications could be made by those skilled in the art without departing from the inventive concept. These are all within the scope of the present invention.

The invention provides a device suitable for pasting a single-sided back rubber pad, which comprises a first support frame 1, a work station 2 and a bin mechanism 3, wherein the first support frame 1 is a support structure of the device, the work station 2 is used for grabbing a buffer pad 101 and pasting the grabbed buffer pad 101 to the side surface of a battery cell 102 and combining a plurality of battery cells 102 into a battery cell group 103, the work station 2 is slidably arranged on the first support frame 1 and can move between a first position 301 and a second position 302, and the buffer pad 101 is the single-sided back rubber buffer pad.

Specifically, the workstation 2 includes a slide support plate 21, a clamping mechanism disposed on the slide support plate 21, and an adhering mechanism disposed on the clamping mechanism; the two ends of the first support frame 1 are preferably provided with sliding rails 11, the sliding support plate 21 can move between a first position 301 and a second position 302 by virtue of the first power mechanism 201, wherein the sliding rails 11 are arranged on two sides of the top end of the first support frame 1, the extending direction of the sliding rails 11 is the moving direction of the sliding support plate 21, and the first position 301 and the second position 302 can be respectively positioned between the opposite sliding rails at the two ends of the extending direction; the first power mechanism 201 preferably adopts an oil cylinder, the movement speed of the sliding support plate on the sliding rail is controlled by utilizing the oil cylinder, so that uniform movement is conveniently realized, the sliding support plate 21 can slide on the sliding rail 11 more stably under the driving of the oil cylinder, and the adjustment of the sliding support plate between the first position and the second position is realized.

The bin mechanism 3 is arranged below the second position 302 and is used for retracting the cushion coil, when the sliding support plate 21 moves to the second position 302, the pasting mechanism can grab the cushion pad 101 arranged on the cushion coil and can drive the grabbed cushion pad 101 to move to the first position 301 along with the sliding support plate 21, and further paste the cushion pad 101 to the battery cells 102 positioned below the first position 301, wherein the clamping mechanism can equidistantly separate the battery cells 102 to match with the pasting action of the cushion pad 101 and can drive the battery cells 102 to be close to be in contact with each other to be combined into the battery cell group 103 after the cushion pad 101 is pasted.

According to the invention, the electric cores 102 are transported to the lower part of the first position 301 through the assembly line 401 in the form of the side-by-side feeding electric core group 402, the side-by-side feeding electric core group 402 is used for equally dividing the electric cores 102 in the side-by-side feeding electric core group 402 through the clamping mechanism, so that gaps between every two adjacent electric cores 102 allow the pasting mechanism to paste the grabbed buffering cushion 101 to the side surface of the electric core 102, the electric cores 102 of the buffering cushion 101 are clamped through the clamping mechanism to form the electric core group 103, and the electric core group 103 is transported out through the assembly line 401 to enter the next assembly procedure. It should be noted that, the assembly line is preferably a conveyor belt, the bottom of the conveyor belt is provided with a fifth supporting frame 403, and the height of the conveyor belt is set according to the movement strokes of the clamping mechanism and the pasting mechanism, so as to meet the requirements of bonding and clamping operations.

It should be noted that the first position 301 and the second position 302 represent only two positions, and when the slide support plate 21 moves to the second position 302, it is just the position where the pasting mechanism can grasp the cushion pad 101 on the cushion roll; when the slide support plate 21 moves to the first position 301, it is just a position where the attaching mechanism can attach the grasped cushion 101 to the side of the cell 102.

As shown in fig. 1 and 3, the clamping mechanism includes a second support frame 22, a second power mechanism 202 capable of driving the second support frame 22 to move along a vertical direction, two clamping units respectively arranged at two sides of the second support frame 22, and a third power mechanism 203 capable of driving the two clamping units to approach or separate, wherein the second power mechanism 202 is preferably a detachable cylinder fixed on the sliding support plate 21, when the ejector rod of the cylinder stretches out or retracts, the second support frame 22 can be driven to move vertically downwards or upwards, a guide column 221 is arranged on the second support frame 22, and the guide column 221 can enable the second support frame 22 to move upwards or downwards more stably without shaking, thereby playing a role in guiding and limiting. The second power mechanism 202 can follow the sliding support plate 21 to move so as to drive the second support frame 22 to synchronously move, the number of the second power mechanisms 202 can be two, the two second power mechanisms 202 are symmetrically arranged on the sliding support plate 21, the synchronous movement of the two second power mechanisms 202 can enable the movement of the second support frame 22 to be more stable, the third power mechanism 203 is preferably detachably fixed at the bottom of the second support frame 22, two clamping units are respectively connected to two sides of the third power mechanism 203, a cylinder is preferably arranged, and ejector rods on two sides of the cylinder extend or retract to enable the two clamping units to be driven to move away from the second support frame 22 or move close to the second support frame 22.

As shown in fig. 4 and 5, the battery cells 102 can be clamped by the third power mechanism 203 by driving the two clamping units, and the sticking operation of the cushion pad 101 can be performed. The clamping unit comprises a third supporting frame 23, a first back plate 234 arranged at the lower part of the third supporting frame 23, a first upper silver wire rail 231 arranged on the first back plate 234, a plurality of shaping blocks 232 arranged on the first upper silver wire rail 231 in a sliding manner, a first shearing fork 233 connected with the plurality of shaping blocks 232 and a fourth power mechanism capable of driving the first shearing fork 233 to stretch and retract, wherein the third power mechanism 203 can drive the third supporting frames 23 at two sides to approach or depart from each other, and the fourth power mechanism can drive the first shearing fork 233 to stretch and retract through the first coupling 204 so as to adjust the distance between the two adjacent shaping blocks 232, so as to cooperate with actions of clamping a plurality of electric cores 102 simultaneously and adjusting the distance between the adjacent electric cores 102.

As shown in fig. 6, 7 and 9, the pasting mechanism includes a fifth power mechanism 205 disposed on the second support frame 22, a pasting unit disposed at the end of the fifth power mechanism 205, a sixth power mechanism 206 disposed at the lower part of the pasting unit, a pasting arm 25 disposed at the lower part of the sixth power mechanism 206, and a vacuum chuck 24 disposed on the pasting arm 25, the pasting arm 25 has a pasting position and a grabbing position, and is driven by the sixth power mechanism 206 to rotate by a set angle, preferably 90 °, during the action of pasting the cushion pad 101, the fifth power mechanism 205 can drive the pasting unit to move along the vertical direction so as to extend the vacuum chuck 24 between the two electric cores 102 or move above the electric cores 102, when the pasting action is required, the gap between the two electric cores 102 is firstly adjusted so as to allow the pasting arm 25 to enter, the gap between the two adjacent electric cores 102 is firstly adjusted to a position suitable for pasting by the clamping unit, the pasting arm 25 is driven by the sixth power mechanism 206 to rotate by 90 ° and then the pasting unit is driven by the fifth power mechanism 205 to move vertically so as to extend the vacuum chuck 24 between the two electric cores 102 to the clamping unit and the electric cores 102 to match with the side of the pasting action of the electric cores 101. It should be noted that, when the vacuum chuck 24 extends between the two electric cores 102, the slow moving pad 101 adsorbed on the vacuum chuck 24 may have a certain distance from the side surface of the electric core 102, at this time, the clamping unit may reduce the gap between the two adjacent electric cores 102, so that the side wall of the electric core 101 is attached to the cushion pad 101, at this time, after the vacuum chuck 24 is controlled to reduce the adsorption force, the cushion pad 101 is adhered to the electric core 102, and at the same time, after the adhering action is completed, the gap between the two adjacent electric cores 102 may be increased by the clamping unit in order that the adhering arm 25 can smoothly move upwards.

Further, during the action of grabbing the cushion pad 101, the fifth power mechanism 205 drives the pasting unit to move above the electric core 102, and then the sixth power mechanism 206 drives the pasting arm 25 to rotate 90 ° so that the vacuum chuck 24 on the pasting arm 25 faces the direction of grabbing the cushion pad 101 on the cushion pad roll, and at this time, the sliding support plate 21 can be driven to move from the first position 301 to the second position 302 to perform the pasting action of the cushion pad 101, in practical application, the pasting arm 25 has various practical structures, in one possible embodiment, the pasting arm 25 has a door-shaped structure and two legs, 4 vacuum chucks 24 are arranged on the side surface of the pasting arm 25 and 2 are arranged on one leg, as shown in fig. 8, which is a structure diagram when the vacuum chucks 24 are opposite to the cushion pad 101, and the adsorption surfaces of the four vacuum chucks 24 are parallel to the pasting surface of the electric core 102. In other possible embodiments, the number of the attaching arms and the positions and the number of the vacuum chucks can be adaptively adjusted according to practical situations, which is not limited by the present invention.

Still further, as shown in fig. 13, the pasting unit includes a second back plate 211, a second upper silver wire rail 212 disposed on the second back plate 211, a plurality of supporting blocks 213 slidably disposed on the second upper silver wire rail 212, a second scissor frame 214 connected to the plurality of supporting blocks 213, and a seventh power mechanism capable of driving the second scissor frame 214 to stretch and retract, the seventh power mechanism is connected to the second scissor frame 214 through a second coupling 215, and the seventh power mechanism can drive the plurality of supporting blocks 213 to move through the second scissor frame 214 so as to adjust the distance between two adjacent supporting blocks 213, thereby adjusting the distance between adjacent pasting arms 25 so as to match the distance between the battery cells 102, so as to complete the pasting action of the cushion pad 101.

It should be noted that, the action principle of the shaping block 232 of the clamping unit is the same as that of the supporting block 213 of the adhering unit, the adjustment of the distance between the adjacent shaping block 232 or the supporting block 213 is achieved by driving the scissor frame to act through the power mechanism, the action principle of the adjacent shaping block 232 is described below by taking the clamping unit as an example, in one possible embodiment, as shown in fig. 5 and 14, the fourth power mechanism includes a power source, a driving input shaft 2041, a gear box 2042, a driving output shaft 2043 and a toggle rod 2044, the power source is preferably connected with the driving input shaft 2041 by a motor, when the power source drives the driving input shaft 2041 to rotate, the driving output shaft 2043 can be driven to rotate so as to drive the toggle rod 2044 to swing, when the toggle rod 2044 swings towards one side of the first scissor frame 233, so as to drive the shaping block 232 at the end to slide on the first upper silver rail 231, as shown in fig. 14, the shaping block 232 on the gear box 2042 is not shown, the shaping block 232 is connected with one end of the first scissor frame 233, and when the other end of the first scissor frame 233 is driven to swing at the opposite side of the first end of the first scissor frame 2042 or the adjacent shaping block 232 is driven to swing, so as to achieve the two adjacent shaping blocks 232 to swing, and thus achieving the adjustment of the two adjacent shaping blocks. In another possible embodiment, the end of the driving input shaft 2041 away from the motor is a bidirectional screw, and the two shaping blocks 232 adjacent to the end are respectively arranged on different thread sections of the bidirectional screw, so that when the power source drives the driving input shaft 2041 to rotate, the two shaping blocks 232 can be driven to move close to or away from each other, and the adjustment of the distance between the shaping blocks 232 is realized. The working principle and structure of the sticking unit are similar to those of the clamping unit, and are not repeated here.

As shown in fig. 10, 11 and 12, the bin mechanism 3 includes a sixth support frame 38, an unwind bin 31, a receive bin 32, a plurality of guide wheels 33, a driving wheel 34 and a driving motor 36 which are arranged on the sixth support frame 38, the unwind bin 31 is used for placing cushion rolls 35, the cushion rolls 35 include a bottom film 351 and a plurality of cushions 101 which are sequentially stuck on the bottom film 351 at equal intervals, the bottom film 35 on the cushion rolls 35 is finally wound in the receive bin 32 after passing through the guide wheels 33 and the driving wheels 34, the driving motor 36 is in driving connection with the driving wheels 34, the driving motor 36 can drive the driving wheels 34 to rotate through a chain or a belt, power for moving is provided for winding and unwinding the whole cushion rolls 35, wherein, the part of the cushion rolls 35 moving from the unwind bin 31 moves to the position under the second position 302, the bottom film 351 stuck with the cushion rolls 101 faces to one plane of the sticking mechanism, and the sticking mechanism can synchronously grasp the quantity of the electric cores matched with the upper electric core groups 402 through the plurality of vacuum chucks 24, so that the shake of the cushion rolls 101 can be more successfully grabbed under the bottom film 35 by the position of the cushion rolls 101, and the shaking plate 37 can be more successfully set up to the position 3, and the shake of the cushion rolls can be more successfully restrained by the vacuum chuck mechanism 37, and the shake can be better controlled by the vacuum chuck mechanism to move under the position plate 37, and the position of the cushion rolls can be more successfully, and the shake down, and the position can be more easily moved under the position by the position, and shake.

It should be noted that, when the bottom film 351 is stopped below the second position, how to make the cushion pad 101 on the bottom film 351 face the vacuum chuck 24 for accurate gripping may be implemented by various structures in the prior art, for example, by providing MARK holes in the bottom film 351, for example, in the patent document CN212625735U, a MARK hole sensor and a MARK hole sensor cooperate to control the position and timing of stopping the movement of the bottom film 351, so that the bottom film 351 can be stopped at a desired position. Other manners of implementing the prior art may also be employed to achieve the effects of the present invention.

The cushion roll 35 moving from the unreeling bin 31 moves from one end to the other end of the first support frame 1, and returns to the starting end through the guide wheel 33, so that the movement track of the cushion roll surface is in a U-shaped track when seen from the top at the second position 302.

It should be noted that, the power mechanism required by the invention can select various power modes according to actual scenes, for example, select motor driving, and further, for example, an air cylinder or an oil cylinder can be adopted to realize the effects of the invention, and the power mechanism can be specifically and flexibly selected.

The working principle of the invention is as follows:

the first power mechanism 201 drives the sliding support plate 21 to move to the second position 302, the driving motor 36 drives the cushion rolls 35 in the discharging roll bin 31 to discharge and move to the position below the second position 302, at this time, the fifth power mechanism 205 drives the second backboard 211 to descend so that the pasting arm 25 and the bottom film 351 are at the same height, at this time, the seventh power mechanism drives the supporting blocks 213 to adjust the distance between the supporting blocks 213 so that the distance between two adjacent supporting blocks 213 is the same as the distance between two adjacent cushion pads 101, at this time, the vacuum chuck 24 is opposite to the cushion pads 101, after the vacuum chuck 24 is operated to grasp the cushion pads 101, the fifth power mechanism 205 drives the second backboard 211 to ascend to the original height, and at this time, the first power mechanism 201 drives the sliding support plate 21 to move to the first position 301.

At this time, the side-by-side feeding battery cell group 402 moves below the first position 301 through the assembly line 401, the second power mechanism 202 drives the second support frame 22 to descend until the shaping blocks 232 of the clamping units are at the same height as the side-by-side feeding battery cell group 402, the third power mechanism 203 drives the two side clamping units to approach and clamp each battery cell 102 through each opposite shaping block 232, at this time, the fourth power mechanism drives the shaping blocks 232 at the end to slide and drives the first shearing frame 233 to extend so that the gap between the two adjacent shaping blocks 232 is increased, when the set distance is reached, the fourth power mechanism stops acting, adjacent battery cells 102 in the side-by-side feeding battery cell group 402 are equally separated by adjusting the gap between the adjacent shaping blocks 232, at this time, the sixth power mechanism 206 drives the pasting arm 25 to rotate 90 °, then the fifth power mechanism 205 drives the second backboard 211 to descend so that the pasting arm 25 is at the same height as the battery cells 102, at this time, the vacuum chuck 24 faces the pasting surface of the battery cells 102, the fifth power mechanism 205 operates the vacuum chuck 24 to paste the battery cells 101 onto the battery cells 102, and the fifth power mechanism 205 drives the second backboard 25 to ascend so that the battery cells 25 leave the battery cells 102 above the pasting cushion pad 102.

At this time, the fourth power mechanism drives the shaping blocks 232 at the end to slide and drives the first shearing frame 233 to shorten, so that the gap between two adjacent shaping blocks 232 is reduced until the adjacent electric cores 102 are tightly attached together to form the electric core group 103, at this time, the third power mechanism 203 drives the two side clamping units to be far away, so that the state that the two shaping blocks 232 clamp the electric cores 102 is changed to be loosened, and the electric core group 103 is transported away through the assembly line 401 and is transported into the side plate welding station through other forms, so that the operation of the next procedure is performed.

In summary, in the embodiment of the invention, by matching the pasting mechanism and the clamping mechanism, not only can the efficient pasting action of the buffer pads between the battery cells be realized, the one-time pasting qualification rate of the buffer pads is improved, but also the synchronous pasting of the buffer pads to a plurality of battery cells in the battery module can be realized, then the next working procedure operation is carried out on the battery cell group after the buffer pad pasting action is completed, and the assembly efficiency of the battery module is further improved.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

The foregoing describes specific embodiments of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without affecting the spirit of the invention. The embodiments of the invention and the features of the embodiments may be combined with each other arbitrarily without conflict.

Claims

1. A device suitable for applying a single-sided backing pad, comprising:

a first support (1);

a workstation (2) for gripping and adhering a cushion pad (101), slidably arranged on the first support frame (1) and movable between a first position (301) and a second position (302), having a slide support plate (21), a clamping mechanism arranged on the slide support plate (21), and an adhering mechanism arranged on the clamping mechanism;

the bin mechanism (3) is arranged below the second position (302) and used for retracting the buffer cushion rolls, when the sliding support plate (21) moves to the second position (302), the pasting mechanism can grab the buffer cushion (101) on the buffer cushion rolls and can drive the grabbed buffer cushion (101) to move to the first position (301) along with the sliding support plate (21), and then the buffer cushion (101) is pasted on the battery cell (102) below the first position (301), wherein the clamping mechanism can equally divide a plurality of battery cells (102) to match with the pasting action of the buffer cushion (101) and can combine a plurality of battery cells (102) into a battery cell group (103).

2. The device for applying a single-sided backing pad according to claim 1, characterized in that the first support frame (1) is provided with a sliding rail (11), and the sliding support plate (21) can be moved between a first position (301) and a second position (302) by means of the sliding rail (11) by means of a first power mechanism (201).

3. The device for applying a single-sided back cushion according to claim 1, wherein the clamping mechanism comprises a second support frame (22), a second power mechanism (202) capable of driving the second support frame (22) to move along a vertical direction, two clamping units respectively arranged at two sides of the second support frame (22), and a third power mechanism (203) capable of driving the two clamping units to approach or separate;

the two clamping units are driven to clamp the battery cell (102) so as to match with the pasting action of the buffer pad (101).

4. A device for applying a single-sided backing pad according to claim 3, characterized in that the clamping unit comprises a third supporting frame (23), a first back plate (234) arranged at the lower part of the third supporting frame (23), a first upper silver wire rail (231) arranged on the first back plate (234), a plurality of shaping blocks (232) arranged on the first upper silver wire rail (231) in a sliding manner, a first fork (233) connected with the plurality of shaping blocks (232), and a fourth power mechanism capable of driving the first fork (233) to stretch;

the third power mechanism (203) can drive the third supporting frames (23) on two sides to be close to or far away from each other, and the fourth power mechanism can respond to the action of clamping a plurality of electric cores (102) at the same time and/or adjust the distance between the electric cores (102) by driving the first shearing fork frames (233) to stretch and retract so as to adjust the distance between the adjacent two shaping blocks (232).

5. The device for applying a single-sided backing pad according to claim 4, wherein the applying mechanism comprises a fifth power mechanism (205) disposed on the second support frame (22), an applying unit disposed at an end of the fifth power mechanism (205), a sixth power mechanism (206) disposed at a lower portion of the applying unit, an applying arm (25) disposed at a lower portion of the sixth power mechanism (206), and a vacuum chuck (24) disposed on the applying arm (25);

the fifth power mechanism (205) can drive the pasting unit to move along the vertical direction, and the pasting unit can adjust the interval between two adjacent pasting arms (25);

the sixth power mechanism (206) can drive the pasting arm (25) to rotate so as to grasp the cushion pad (101) on the cushion pad roll and drive the pasting arm (25) to rotate for a set angle so as to be opposite to the battery cell (102) to finish the pasting action of the cushion pad (101).

6. The device for applying a single sided cushion according to claim 5, wherein the set angle is 90 °.

7. The device for applying a single-sided backing pad according to claim 5, wherein the applying arms (25) are in a zig-zag configuration, and a plurality of vacuum suction cups (24) are arranged on one of the applying arms (25).

8. The device for applying a single-sided backing pad according to claim 1, wherein the bin mechanism (3) comprises a sixth support frame (38) and a discharging bin (31), a collecting bin (32), a plurality of guide wheels (33), a driving wheel (34) and a driving motor (36) which are arranged on the sixth support frame (38), the discharging bin (31) is used for placing a cushion roll (35), the cushion roll (35) comprises a bottom film (351) and a plurality of cushion pads (101) which are sequentially and equidistantly adhered on the bottom film (351), the bottom film (351) of the cushion roll (35) is finally accommodated in the collecting bin (32) after passing through the plurality of guide wheels (33) and the driving wheel (34), the driving motor (36) is in driving connection with the driving wheel (34) to provide moving power for collecting and releasing the whole cushion roll (35), a part of the cushion roll (35) which moves from the discharging bin (31) moves to the position (302) right below, and the cushion roll (35) has a plurality of cushion pads (101) which are adhered on a same plane as the bottom film (351) which is adhered on a plane surface of the cushion roll (101) by a plurality of vacuum chuck mechanism.

9. The device for applying a single-sided back cushion according to claim 8, wherein the cushion roll (35) moving from the unreeling bin (31) moves from one end of the first supporting frame (1) to the other end and returns to the starting end through the guide wheel (33) so that the movement track of the cushion roll surface is in a U-shaped track when seen in a plan view at the second position (302).

10. The device for applying a single-sided backing pad of claim 1 wherein the power mechanism is any of the following:

a motor;

a cylinder;

and (5) an oil cylinder.