CN114039100A

CN114039100A - Laminate polymer battery's assembly line

Info

Publication number: CN114039100A
Application number: CN202111309054.2A
Authority: CN
Inventors: 许礼建; 许祥麟; 胡希希
Original assignee: Hangzhou Binte Intelligent Equipment Co ltd
Current assignee: Hangzhou Binte Intelligent Equipment Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-02-11
Anticipated expiration: 2041-11-05
Also published as: CN114039100B

Abstract

The utility model relates to a laminate polymer battery's equipment production line, it includes the conveyer belt, still includes to place laminate polymer battery one by one to the loading attachment of conveyer belt, install in the utmost point ear trimming system of conveyer belt and will correspond the battery and carry out the turn-over device of turn-over, and wherein the end of conveyer belt is equipped with the transfer roller, the turn-over device is installed in the transfer roller, the transfer roller is equipped with the first count sensor that the record got into the transfer roller by the conveyer belt. The automation of the welding pre-process of the soft package lithium battery is realized, so that the soft package lithium battery can be quickly superposed according to the series requirement, and the tabs are welded or bonded.

Description

Laminate polymer battery's assembly line

Technical Field

The application relates to the field of automatic production lines, in particular to an assembly production line of a soft package battery.

Background

A lithium battery is a type of battery using a nonaqueous electrolyte solution, using lithium metal or a lithium alloy as a positive/negative electrode material. The energy-saving self-discharging energy-saving lamp has the advantages of high energy, long service life, low self-discharging rate, light weight and the like, and is widely applied in life.

Among them, the soft pack lithium battery appeared in recent years is a leap more on the basis of the isotropic performance of the conventional lithium battery. The body of soft packet of lithium cell is platelike, and the one end of body is equipped with two utmost point ears that represent positive negative pole, and soft packet of lithium cell bulk rigidity is not high, therefore automated production has certain difficulty.

In view of the above related technologies, the inventor thinks that in industrial application, the voltage or capacity of a single soft package lithium battery often cannot meet the requirements, and therefore, a plurality of soft package lithium batteries need to be connected in series, in parallel or in a combination of the two, and in order to realize the automatic assembly of the soft package lithium batteries, the automation of a pre-process of welding the soft package lithium batteries needs to be designed, so that the soft package batteries can be quickly stacked and tabs can be welded or bonded according to the series requirements.

Disclosure of Invention

In order to make laminate polymer battery can be quick stack according to the series demand for the convenience, this application provides laminate polymer battery's assembly line.

The application provides a laminate polymer battery's assembly line adopts following technical scheme:

the utility model provides a laminate polymer battery's equipment production line, includes the conveyer belt, still includes to place laminate polymer battery one by one to the loading attachment of conveyer belt, install in the utmost point ear trimming system of conveyer belt and will correspond the battery and carry out the turn-over device of turn-over, and wherein the end of conveyer belt is equipped with the transfer roller, turn-over device installs in the transfer roller, the transfer roller is equipped with the first count sensor that the record got into the transfer roller by the conveyer belt.

By adopting the technical scheme, the stacked soft package batteries are placed to the conveyor belt one by the feeding device, then the tabs are trimmed one by the tab trimming system along with the conveying of the conveyor belt, the tabs enter the conveyor roller after the trimming is finished, the soft package batteries are counted by the first counting sensor, and the turning device selects whether to turn over the soft package batteries or not according to the counting condition; use laminate polymer battery only to establish ties as an example, can set for and carry out the turn-over to the even number laminate polymer battery who passes through, no matter adopt manual or automatic mode behind the turn-over, all can be quick stack laminate polymer battery to make laminate polymer battery and adjacent laminate polymer battery just in time the negative pole correspond the positive pole, can reach the series connection after one of them group welding, so realized laminate polymer battery welded leading process's automation, so that make laminate polymer battery can be quick according to the series connection demand and carry out the welding or the bonding of utmost point ear.

Optionally, the feeding device includes a frame, a rack for stacking the pouch batteries, a lifting assembly for lifting the pouch batteries, and an adsorption assembly for adsorbing the pouch batteries, a translation assembly erected on the frame is disposed above the lifting assembly, the translation assembly includes a feeding slide rail and a translation module moving along the feeding slide rail, and the adsorption assembly is carried on the translation module of the translation assembly.

Through adopting above-mentioned technical scheme, the work or material rest can be in batches deposit laminate polymer battery so that be convenient for quick snatching, and adopt the lifting subassembly to carry out the lifting to the laminate polymer battery who stacks after a laminate polymer battery is snatched, then can reduce, cancel the range of lift of adsorption component after adsorbing laminate polymer battery even, so can effectively reduce the problem of avoiding laminate polymer battery to snatch the swell that the in-process produced even, avoid leading to the problem that laminate polymer battery performance reduces because excessive deformation, and the translation module then can be with laminate polymer battery horizontal transport to next station or conveyer belt, so can realize laminate polymer battery's material loading automation.

Optionally, the adsorption assembly includes a support plate and a plurality of adsorption heads penetrating through the support plate, the support plate is carried on the translation module, and the adsorption heads are externally connected and matched with an air suction source.

Through adopting above-mentioned technical scheme, the position that the support plate guaranteed the adsorption head as the reference surface of adsorption head is unanimous, and a plurality of adsorption heads form the multiple spot and snatch and can improve stability, reduce the soft empty drum condition of package.

Optionally, the work or material rest includes rotary driving piece and charging tray, the frame top is arranged in and is driven by rotary driving piece and rotate to the charging tray, the last fixed surface of charging tray has many pole settings, a plurality of the pole setting encloses to close and forms the material district of putting that supplies laminate polymer battery to stack, be provided with two at least material districts of putting on the charging tray.

Through adopting above-mentioned technical scheme, the material district of putting that can alternate work is formed, blowing that so can be incessant for laminate polymer battery's material loading operation can be continuous going on, improves the efficiency of automatic material loading, and the material district of putting that adopts many pole settings to enclose the mode formation of closing can reduce the restriction to laminate polymer battery week side, makes the convenience more of blowing and lifting, and is difficult to produce laminate polymer battery's distortion at this in-process.

Optionally, the tab trimming system includes a flattening mechanism for flattening the tab in an up-and-down pressing manner, a longitudinal blocking mechanism for blocking the pouch cell on the conveyor belt in a telescopic manner, a transverse positioning mechanism for pushing the pouch cell to a set position, and a trimming device for cutting the tab, wherein the flattening mechanism is located at the upstream of the transverse positioning mechanism relative to the conveying direction of the conveyor belt, the longitudinal blocking mechanism is located at the downstream of the transverse positioning mechanism relative to the conveying direction of the conveyor belt, and the transverse positioning mechanism can push the pouch cell blocked by the longitudinal blocking mechanism, and a first sensor for detecting whether the pouch cell is located in a pushing area of the transverse positioning mechanism is arranged between the longitudinal blocking mechanism and the transverse positioning mechanism.

Through adopting above-mentioned technical scheme, the conveyer belt carries out the transport of continuation to laminate polymer battery, when arriving the position that mechanism place flattens, mechanism flattens laminate polymer battery's utmost point ear, in order to avoid or reduce utmost point ear and lead to follow-up tailorring the production error because of the bending, later reachs first sensor position, the conveyer belt stops temporarily, later laminate polymer battery is stopped the mechanism and is blockked at the in-process that stops, then transverse positioning mechanism pushes laminate polymer battery to the assigned position, so can fix a position laminate polymer battery to suitable position of tailorring, later carry out tailorring of utmost point ear through side cut device, thereby realize the automation that laminate polymer battery utmost point ear was pruned.

Optionally, the conveyer belt includes the body and the conveyer belt of motion of stewing, one of them side interval of conveyer belt and the body of stewing is equipped with the flattening groove, the mechanism that flattens includes side seat, top board and holding down plate, the side seat is fixed with two cylinders that flatten that drive the top board lift respectively and the holding down plate lift, and wherein the flattening groove is worn to the lift route of holding down plate.

Through adopting above-mentioned technical scheme, can just pressing utmost point ear, utmost point ear generally is located laminate polymer battery's middle part, adopts the mode of upper and lower synchronous pressure, no matter utmost point ear originally be kickup or downwarping can all obtain good exhibition flat.

Optionally, the edge cutting device includes a conveying frame, a shearing mechanism for cutting the tab, and a conveying mechanism for driving the conveying frame to approach or be away from the shearing mechanism, the shearing mechanism is located on one side of the conveyor belt and is provided with a positioning block for abutting against the side end of the soft-package battery at the same side, a floating block capable of elastically floating in the direction approaching to or away from the shearing mechanism is arranged on the conveying frame, and a suction cup for adsorbing the soft-package battery is arranged at the bottom of the floating block.

By adopting the technical scheme, the sucker can grab the soft-package battery of the conveyor belt in an adsorption mode, then the soft-package battery is finally abutted against the positioning block through the movement of the carrying mechanism, and the tab reaches a proper cutting position and is cut by the cutting mechanism; in this in-process, the transport of conveyer belt, the position of snatching of sucking disc, the stroke error of transport mechanism etc. all can lead to laminate polymer battery relative positioning piece's position error, can lead to laminate polymer battery excessively to extrude or can't reach the predetermined position of leaning on, and adopt the unsteady mode of floating block just can compensate above-mentioned error, the floating block leans on when the locating piece at laminate polymer battery, still can offset transport mechanism's continuous displacement through the horizontally is floated, so set for well after the position, laminate polymer battery always supports to lean on to the locating piece and can not be oppressed crooked, so can be under the prerequisite of not destroying laminate polymer battery structural performance, realize the automatic pruning to laminate polymer battery utmost point ear, and the uniformity of pole ear length after having guaranteed the pruning.

Optionally, the moving frame is provided with a floating cavity in a hollow manner, at least two guide rods penetrating through the floating block are fixed in the floating cavity of the moving frame, and a floating spring is sleeved between the side end of the floating block and the inner wall of the moving frame of each guide rod.

By adopting the technical scheme, the guide rod provides support and guide, the floating block can only move along the set horizontal direction, the floating springs at the two ends can keep pre-pressure, namely the initial position has elasticity, the floating block can float left and right but is not easy to jump, and thus the soft package battery can be quickly placed in a resting position after reaching the final position.

Optionally, the carrying mechanism includes a support frame, a transverse slide rail mounted on the support frame, a transverse slide block slidably connected to the transverse slide rail, and a transverse driving member driving the transverse slide block to move, the carrying frame is carried on the transverse slide block, the conveyor belt includes a standing body and a moving conveyor belt, the support frame includes a base fixed to the standing body, a stand fixed to the base, and a carrier block mounted on the stand, the transverse slide rail is fixed to the carrier block, the number of the stand is at least two, a top plate is jointly fixed to the top of the stand, a screw rod rotatably connected to the top plate is arranged on the top plate in a penetrating manner, the screw rod is in threaded connection with the carrier block, and a rotating handle is fixed to the top of the screw rod.

Through adopting above-mentioned technical scheme, the accessible rotates the position that the relative base of screw rod change carrier block, so can carry out preconditioning to the initial position of sucking disc, make the sucking disc can and laminate polymer battery between keep good interval after dropping to the lowest position to better realization is snatched.

Optionally, the transfer roller includes roll stand and many roll bodys, and wherein the length of part roll body is in short in other roll bodys, and the roll stand is equipped with the returning face tank in the regional vacancy at shorter roll body place, turn-over mechanism still includes the centre gripping subassembly that falls into the returning face tank, drives centre gripping subassembly pivoted upset subassembly and drives the lifting unit that the upset subassembly goes up and down, lifting unit installs in the roll stand, one side that the centre gripping subassembly is close to the conveyer belt is located to first count sensor.

By adopting the technical scheme, the conveying belt conveys the soft-package batteries processed in the previous procedure to the conveying roller one by one, the first counting sensor counts the soft-package batteries, and when part of the surfaces of the soft-package batteries fall into the area where the turnover groove is located, the clamping assembly selects whether to clamp the soft-package batteries according to the counting condition; use laminate polymer battery only to establish ties as the example, every laminate polymer battery, this laminate polymer battery is just cliied to the centre gripping subassembly, then through lifting unit with centre gripping subassembly and laminate polymer battery lifting to noninterference rotatory position, drive the centre gripping subassembly by the upset subassembly again and rotate together with laminate polymer battery is whole, then put back the transfer roller with laminate polymer battery again, realize laminate polymer battery's turn-over automation.

In summary, the present application includes at least one of the following beneficial technical effects:

the feeding device places the stacked soft package batteries to the conveyor belt one by one, then the tabs are trimmed one by the tab trimming system along with the conveying of the conveyor belt, the stacked soft package batteries enter the conveyor belt after the trimming is finished, the first counting sensor counts the soft package batteries, and the turn-over device selects whether the soft package batteries need to be turned over or not according to the counting condition; the soft package battery is only connected in series, even number of soft package batteries which pass through can be turned, and the soft package batteries can be quickly stacked in a manual or automatic mode after being turned, so that the soft package batteries and adjacent soft package batteries just correspond to the anode, and one group of the soft package batteries and the adjacent soft package batteries are welded to form series connection, so that the automation of a pre-process of welding the soft package lithium batteries is realized, and the soft package batteries can be quickly stacked and welded or bonded with the tabs according to the series connection requirement;

the conveying belt continuously conveys the soft package battery, when the conveying belt reaches the position of the flattening mechanism, the flattening mechanism flattens the lug of the soft package battery so as to avoid or reduce errors caused by subsequent cutting due to bending of the lug, then the conveying belt temporarily stops when the lug reaches the position of the first sensor, the soft package battery is stopped by the blocking mechanism in the stopping process, then the transverse positioning mechanism pushes the soft package battery to a set position, so that the soft package battery can be positioned to a proper cutting position, and then the lug is cut by the edge cutting device, so that the automation of trimming the lug of the soft package battery is realized;

the floating design of crossing the kicking block fully compensaties laminate polymer battery's position error, and laminate polymer battery always supports to the locating piece and can not be by the oppression crooked, so effectively under the prerequisite of not destroying laminate polymer battery structural performance, realizes pruning the automation of laminate polymer battery utmost point ear to the uniformity of pruning back utmost point ear length has been guaranteed.

Drawings

Fig. 1 is an overall configuration diagram of an assembly line of embodiment 1.

Fig. 2 is an overall configuration diagram of the charging device of embodiment 1.

Fig. 3 is an exploded view of the stack and lift assembly of example 1.

Fig. 4 is an overall configuration diagram of a tab pretreatment system according to embodiment 1.

Fig. 5 is a structural diagram of the flattening mechanism in embodiment 1.

Fig. 6 is a structural view of the longitudinal blocking mechanism and the lateral positioning mechanism of embodiment 1.

Fig. 7 is a structural view of the tab trimming device at the upstream side of the conveyor belt in the embodiment 1.

FIG. 8 is a block diagram of the carrier block of embodiment 1.

Fig. 9 is a structural view of the lug trimming device at the downstream side of the conveyor belt in the embodiment 1.

FIG. 10 is an overall configuration diagram of the turn-over apparatus according to the embodiment 1.

Fig. 11 is an exploded view of the turn-over apparatus of example 1.

Fig. 12 is an overall configuration diagram of the charging device of embodiment 2.

Figure 13 is a block diagram of the lift assembly of embodiment 2.

Description of reference numerals: 1. a carrying mechanism; 11. a support frame; 111. a base; 112. a column; 113. a carrier block; 1131. a base; 1132. a cantilever; 114. a top plate; 115. perforating; 116. an elastic groove; 117. a screw; 118. rotating the handle; 119. hooping; 12. a transverse slide rail; 13. a transverse slide block; 14. a transverse drive; 141. a transverse screw rod; 142. a transverse motor; 15. a second sensor; 16. a gas spring;

2. a transfer rack; 21. an induction plate; 22. lifting the slide rail; 23. a second lifting slide block; 24. a lifting drive member;

3. a carrying frame; 31. a floating cavity; 32. a guide bar; 33. floating blocks; 331. a spring slot; 34. a floating spring; 35. a suction cup;

4. a trimming device; 41. a shearing mechanism; 411. a tool apron; 412. an upper cutter; 413. a shearing cylinder; 414. positioning blocks; 42. A flattening mechanism; 421. a side seat; 422. an upper pressure plate; 423. a lower pressing plate; 424. a flattening cylinder; 43. a longitudinal blocking mechanism; 431. a gantry; 432. a blocking cylinder; 433. a damming board; 434. a first sensor; 44. a transverse positioning mechanism; 441. positioning the air cylinder; 442. positioning a push plate;

5. a feeding device; 51. a frame; 511. a feeding slide rail; 52. a material rack; 521. a rotary drive member; 522. a material tray; 523. erecting a rod; 524. a material placing area; 525. a discharging groove; 526. a plate frame; 5261. an upper plate; 5262. a lower plate; 53. a lifting assembly; 531. ejecting the material and electrically operating the cylinder; 532. a headgear; 536. A lifting module; 5361. a lifting rail; 5362. a first lifting slider; 5363. a screw motor; 54. an adsorption component; 541. a carrier plate; 542. an adsorption head; 55. a translation assembly; 551. a feeding slide rail; 552. a translation module; 553. a first lifting cylinder;

6. a turn-over device; 61. a conveying roller; 611. a roller frame; 612. a roller body; 613. a turnover groove; 614. a first counting sensor; 615. a lifting cylinder; 616. a lifting baffle plate; 617. a second counting sensor; 62. a brush holder; 621. a brush; 63. a clamping assembly; 631. clamping the cylinder body; 632. a clamping jaw; 64. a turnover assembly; 641. a rotating cylinder; 642. a rotating frame; 65. a lifting assembly; 651. a third lifting cylinder; 652. a lifting frame; 6521. an upper base body; 6522. a bottom block;

9. a conveyor belt; 91. standing the body; 92. a conveyor belt; 93. flattening the groove; 94. a guide plate;

10. a pouch cell; 101. a tab trimming system; .

Detailed Description

The present application is described in further detail below with reference to figures 1-12.

The embodiment of the application discloses laminate polymer battery's assembly line.

Example 1:

referring to fig. 1, the assembly production line of the soft package battery comprises a conveyor belt 9, a feeding device 5, a tab trimming system 101 and a turning device 6, wherein the end of the conveyor belt 9 is provided with a conveying roller 61, the turning device 6 is installed on the conveying roller 61, and the conveying roller 61 is provided with a first counting sensor 614 for recording the fact that the conveyor belt 9 enters the conveying roller 61. During work, the feeding device 5 places the stacked soft package batteries 10 to the conveyor belt 9 one by one, then the stacked soft package batteries are arranged on the lug trimming system 101 of the conveyor belt 9 one by one along with the conveying of the conveyor belt 9 to trim lugs, the soft package batteries 10 enter the conveyor roller 61 after the trimming is finished, the first counting sensor 614 counts the soft package batteries 10, and the turning device 6 selects whether to turn over the soft package batteries 10 according to the counting condition; use laminate polymer battery 10 only to establish ties as an example, can set for and carry out the turn-over to the laminate polymer battery 10 of even number that passes through, no matter adopt manual or automatic mode behind the turn-over, all can be quick stack laminate polymer battery 10, thereby make laminate polymer battery 10 and adjacent laminate polymer battery 10 just in time the negative pole correspond the positive pole, can reach the series connection after one of them set of welding, so realized laminate polymer battery welded leading process's automation, so that make laminate polymer battery 10 can be quick according to the series connection demand and carry out the welding or the bonding of utmost point ear.

Referring to fig. 2 and 3, the feeding device 5 comprises a frame 51, a rack 52, a lifting assembly 53, an adsorption assembly 54 and a translation assembly 55, wherein the rack 52, the lifting assembly 53 and the translation assembly 55 are all mounted on the frame 51, the adsorption assembly 54 is mounted on the translation assembly 55, the rack 52 is used for stacking the pouch batteries 10, the adsorption assembly 54 adsorbs the pouch battery 10 stacked on the uppermost layer and moves to the next station or the subsequent conveyor belt 92 through the translation assembly 55, meanwhile, the lifting assembly 53 lifts the stacked pouch batteries 10, and then the adsorption and lifting actions are repeated, so that the automatic feeding of the pouch batteries 10 is completed.

For the material rack 52, the material rack 52 in this embodiment includes a rotary driving element 521 and a material tray 522, wherein the rotary driving element 521 is a rotary cylinder 641, a body of the rotary cylinder 641 is fixed to the frame 51, the material tray 522 is disposed above the frame 51 and fixed to an output end of the rotary cylinder 641, and the rotary driving element 521 can drive the material tray 522 to rotate. A plurality of upright rods 523 are fixed on the upper surface of the tray 522, every four upright rods 523 enclose a material placing area 524 for stacking the soft package battery 10, and at least two material placing areas 524 are arranged on the tray 522. In this embodiment, two material placing areas 524 are provided, and the corresponding rotary cylinder 641 can only drive the material tray 522 to rotate back and forth by an angle, so that alternate material loading can be rapidly realized, and the material loading operation is uninterrupted.

Referring to fig. 3, the lifting assembly 53 includes an ejecting electric cylinder 531 and a head sleeve 532, the head sleeve 532 may be plate-shaped or block-shaped, and in other embodiments, the head sleeve 532 may not be provided and the piston cylinder of the ejecting electric cylinder 531 directly contacts the pouch cell 10. The material tray 522 is provided with a material discharging groove 525 at the position of the material placing area 524, through which a piston rod of the material ejecting electric cylinder 531 and a head sleeve 532 penetrate.

Referring to fig. 2, the translation assembly 55 is suspended above the stack 52 by a frame, which in this embodiment is also considered to be part of the frame 51. Translation subassembly 55 is the sharp module in this implementation, and the power supply of sharp module area drive translation certainly. For convenience, the linear module in this embodiment includes a feeding rail 551 and a translation module 552 moving along the feeding rail 551, the feeding rail 551 is fixed to the frame 51, a first lifting cylinder 553 is fixed on a surface of the translation module 552, and in order to ensure stable lifting, the first lifting cylinder 553 is a double-cylinder in this embodiment.

The adsorption assembly 54 comprises a support plate 541 and a plurality of adsorption heads 542, and a piston rod of the first lifting cylinder 553 is fixed with the support plate 541, so that the adsorption assembly 54 can also lift a little to avoid the impact or friction of the single horizontal movement and the pouch batteries 10 with different thicknesses. The adsorption head 542 is worn to establish and is fixed in support plate 541, and the adsorption head 542 is four in this implementation, is the square and arranges, and the external matching of adsorption head 542 has the air supply, and this air supply can be the air pump, also can be other systems that possess the function of breathing in.

The loading device comprises the following loading working steps:

the pouch cells 10 are stacked in one of the loading areas 524 of the tray 522, and then the loading area 524 rotates with the tray 522 to below the adsorption assembly 54, after which the pouch cells 10 of the other loading area 524 start to be loaded.

At this time, the adsorption assembly 54 sucks the pouch cell 10 stacked on the uppermost layer, and moves to the next station or the subsequent conveyor belt 92 through the translation assembly 55, and meanwhile, the lifting assembly 53 lifts the stacked pouch cell 10, and then the sucking and lifting actions are repeated until the pouch cell 10 in the current material placing area 524 is completely transferred.

During the transfer of the last pouch cell 10, the carousel rotates the material loading area 524 filled with pouch cells 10 to below the adsorption assembly 54.

And repeating the steps to realize that the soft package batteries 10 are transferred to the conveyor belt 9 one by one.

Referring to fig. 4, the conveyor belt 9 of this embodiment is any belt-shaped conveyor belt 9, and for convenience of description, the conveyor belt 9 of this embodiment is split, the conveyor belt 9 includes a standing body 91 and a moving conveyor belt 92, a leveling groove 93 is provided between the conveyor belt 92 and one side edge of the standing body 91, and the pouch battery 10 is continuously conveyed by the conveyor belt 92.

Referring to fig. 1 and 4, the tab trimming system 101 includes a guide plate 94, a flattening mechanism 42, a longitudinal blocking mechanism 43, a transverse positioning mechanism 44, and a tab trimming device 4, which are sequentially disposed on a conveyor belt 9 according to a process, wherein the flattening mechanism 42 flattens the tabs in an up-and-down pressing manner. The longitudinal blocking mechanism 43 blocks the pouch batteries 10 on the conveyor belt 9 in a telescopic manner, and then the lateral positioning mechanism 44 pushes the pouch batteries 10 to a proper position, and then the pouch batteries are grabbed and cut by the edge cutting device 4.

Wherein, deflector 94 is located flattening mechanism 42's upstream for the direction of delivery of conveyer belt 9, and deflector 94 is located and is fixed in the body 91 that stews and keep away from one side of flattening groove 93, and laminate polymer battery 10 will be compelled to make flattening groove 93 place one side after contacting deflector 94 and remove, makes laminate polymer battery 10's utmost point ear fall on the position of flattening groove 93 place.

Referring to fig. 4 and 5, the flattening mechanism 42 includes a side seat 421, an upper pressing plate 422 and a lower pressing plate 423, the side seat 421 is fixed with two flattening cylinders 424 for driving the upper pressing plate 422 to move up and down and the lower pressing plate 423 to move up and down, respectively, wherein the lifting path of the lower pressing plate 423 passes through the flattening groove 93, and the upper pressing plate 422 is located above the flattening groove 93. When laminate polymer battery 10 arrived the position of flattening, upper press plate 422 and holding down plate 423 move in opposite directions to correct the utmost point ear of bending, upper press plate 422 and holding down plate 423 will finally stay and press utmost point ear to the level but incompletely press dead position in this implementation, with the aversion that reduces or avoids laminate polymer battery 10 to conveyer belt 92 production when flattening. In other embodiments, a second sensor 15 can be provided in the vicinity of the flattening mechanism 42 to stop the transport of the conveyor belt 9 when the flattening action is performed.

Referring to fig. 4 and 6, the flattening mechanism 42 is located upstream of the transverse positioning mechanism 44 relative to the conveying direction of the conveyor belt 9, the longitudinal blocking mechanism 43 is located downstream of the transverse positioning mechanism 44 relative to the conveying direction of the conveyor belt 9, and a first sensor 434 for detecting whether the soft package battery 10 exists in the pushing area of the transverse positioning mechanism 44 is arranged between the longitudinal blocking mechanism 43 and the transverse positioning mechanism 44. After the pouch battery 10 is flattened, the pouch battery 10 moves to the position of the transverse positioning mechanism 44 along with the conveyor belt 9, and at this time, the first sensor 434 receives the arrival of the pouch battery 10, and the longitudinal blocking mechanism 43 performs a blocking action.

The longitudinal blocking mechanism 43 includes a gantry 431, a blocking cylinder 432, and a blocking plate 433, wherein the gantry 431 is fixed to the stationary body 91, the body of the blocking cylinder 432 is fixed to the gantry 431, and the blocking plate 433 is fixed to a piston rod of the blocking cylinder 432. In this embodiment, the blocking cylinder 432 is located above the conveyor belt 92, and the blocking plate 433 is driven by the blocking cylinder 432 to lift, so as to block the pouch battery 10. In other embodiments, the blocking cylinder 432 may be fixed to one side of the gantry 431 to retract or block the gantry in a horizontally telescopic manner.

The pouch cell 10 is blocked and acted upon by the lateral positioning mechanism 44.

The transverse positioning mechanism 44 includes a positioning cylinder 441 and a positioning push plate 442, the positioning cylinder 441 is fixed on one side of the standing body 91 through a plate or a frame, and the positioning push plate 442 is fixed on a piston rod of the positioning cylinder 441. The piston rod of the positioning cylinder 441 extends and retracts in a direction perpendicular to the conveying direction of the conveyor belt 9. When the transverse positioning mechanism 44 performs the action, since the transverse position of the pouch battery 10 is already preliminarily adjusted in the flattening stage, the pushing of the transverse positioning mechanism 44 is only fine adjustment, and therefore, a blocking structure is not required to be arranged.

With reference to fig. 4 and 7, after positioning, the gripping and cutting work will be performed by the trimming means 4. The edge cutting device 4 comprises a conveying frame 3, a shearing mechanism 41 for shearing tabs and a conveying mechanism 1 for driving the conveying frame 3 to be close to or far away from the shearing mechanism 41, wherein the conveying frame 3 is matched with an adsorption structure and can absorb the soft-package battery 10.

Referring to fig. 7, the carrying mechanism 1 includes a supporting frame 11, a transverse slide rail 12 mounted on the supporting frame 11, a transverse slider 13 slidably connected to the transverse slide rail 12, and a transverse driving member 14 for driving the transverse slider 13 to move.

Referring to fig. 7 and 8, the supporting frame 11 includes a base 111, a pillar 112, and a carrier block 113, and both ends of the base 111 are fixed to the stationary body 91 and suspended above the conveyor belt 92. The two upright posts 112 are vertically fixed on the base 111, and the top of the upright posts 112 are jointly fixed with the top plate 114, so that the support frame 11 forms a portal 431 structure. The carrier block 113 is provided with a through hole 115 for the upright post 112 to pass through, and the carrier block 113 can slide up and down relative to the upright post 112. The top plate 114 is provided with a screw 117 rotatably connected with the top plate 114 in a penetrating manner, the screw 117 is in threaded connection with the carrier block 113, and a disc-shaped rotating handle 118 is fixed at the top of the screw 117, so that the height of the carrier block 113 can be adjusted by rotating the rotating handle 118.

For enhancing the stability, the through hole 115 is provided with an elastic groove 116 on the side wall of the region between the adjacent upright posts 112, the elastic groove 116 penetrates up and down and extends to the side wall of the carrier block 113 away from the transverse slide rail 12, the carrier block 113 is divided into a base 1131 and a cantilever 1132 by the elastic groove 116, and the cantilever 1132 is connected with the base 1131 through a bolt. When the bolts are loosened, the height of the carrier block 113 can be adjusted by the threaded rods 117, and when the bolts are tightened, the carrier block 113 is locked with respect to the posts 112. If necessary, an anchor ear 119 locked with the upright post 112 can be added below the carrying block 113.

Referring to fig. 7 and 9, for the transverse moving component, the transverse slide rail 12, the transverse slide block 13 and the transverse driving component 14 can be replaced by various linear modules capable of being accurately positioned. In this embodiment, the transverse slide rail 12 is fixed to the carrier block 113 through a bolt, the transverse driving member 14 includes a transverse screw rod 141 and a transverse motor 142, wherein the transverse screw rod 141 is rotatably connected to two ends of the transverse slide rail 12 through a bearing, the transverse slider 13 is in threaded connection with the transverse screw rod 141, the transverse motor 142 is fixed to one end of the transverse slide rail 12 through an external frame body, and a rotating shaft of the transverse motor 142 is connected to the transverse screw rod 141 through a coupling. In this way, the transverse motor 142 drives the transverse slide 13 to move horizontally along the transverse slide rail 12, and the movement is perpendicular to the conveying direction of the conveyor belt 9 in this embodiment.

One side of horizontal slider 13 is fixed with switching frame 2, one side that switching frame 2 is close to horizontal slide rail 12 is fixed with tablet 21, the lateral wall of horizontal slide rail 12 is equipped with two at least second sensors 15 with tablet 21 response complex along length direction, wherein the starting point and the terminal point of switching frame 2 displacement that tablet 21 corresponds are equipped with a second sensor 15 respectively, second sensor 15 in this embodiment is photoelectricity second sensor 15, tablet 21 can cut off the light of photoelectricity second sensor 15 when arriving the position at photoelectricity second sensor 15, backstage system can be according to the opening and shutting down of tablet 21 and the corresponding condition control horizontal motor 142 of second sensor 15.

In order to avoid stopping untimely, the gas springs 16 are respectively fixed at the starting point and the end point of the transverse slide rail 12, and the end portions of the gas springs 16 corresponding to the two positions face the adapter rack 2 and are located on the displacement path of the adapter rack 2.

One side of the switching frame 2, which is far away from the transverse sliding block 13, is fixed with a lifting sliding rail 22 distributed along the height direction, the lifting sliding rail 22 is connected with a second lifting sliding block 23 in a sliding manner, a lifting driving piece 24 is installed at the top of the switching frame 2, and the output end of the lifting driving piece 24 is fixedly connected with the conveying frame 3. The lifting drive member 24 is an air cylinder in this embodiment.

The carrier 3 is fixed to a side wall of the second lifting slider 23, the carrier 3 has a hollow floating cavity 31, and at least two guide rods 32, for example, two guide rods 32 are fixed to the carrier 3 in the floating cavity 31, and the length direction of the guide rods 32 coincides with the horizontal moving direction of the horizontal slider 13. The guide rods 32 are slidably connected with floating blocks 33, the two guide rods 32 are arranged through the floating blocks 33, and floating springs 34 are sleeved between the side ends of the floating blocks 33 and the inner wall of the conveying frame 3 of the guide rods 32. The floating block 33 has floating spring 34 grooves 331 for the floating springs 34 to be inserted into, and the floating spring 34 grooves 331 make the floating block 33 form a three-dimensional cross block shape.

The bottom of the floating block 33 is fixed with a sucker 35 for adsorbing the soft package battery 10, a pipeline of the sucker 35 penetrates through the floating block 33 and is externally connected with an air source (not shown in the figure), and the air source can be an air pump or other air pressure systems capable of generating adsorption pressure.

The shearing mechanism 41 includes a blade holder 411, an upper blade 412, and a shearing cylinder 413, and the blade holder 411 is fixed to one side of the stationary body 91. The upper cutter 412 is connected with the cutter holder 411 in a vertically sliding mode through an erected sliding rail, the bottom of the upper cutter 412 is a cutter head, the cutter head and the cutter holder 411 form a shearing structure, the body of the shearing cylinder 413 is fixed on the cutter holder 411, and a piston rod of the shearing cylinder 413 is fixed with the upper cutter 412 to achieve lifting of the upper cutter 412. A positioning block 414 is arranged on one side of the shearing mechanism 41, the positioning block 414 is provided with a kidney-shaped groove and is fixed on one side of the tool holder 411 through a bolt, and when the side end of the pouch battery 10 abuts against the positioning block 414, the tab of the pouch battery 10 just reaches the shearing position of the shearing mechanism 41.

The working mode of the tab trimming system is as follows:

the pouch cell 10 will be continuously transported by the transport belt 92. Laminate polymer battery 10 is at first through deflector 94, and laminate polymer battery 10 will be forced to flatten groove 93 place one side after contact deflector 94 and remove, makes laminate polymer battery 10's utmost point ear fall in the position that flattens groove 93 place.

The tab with the bend is then flattened by the flattening mechanism 42.

After the soft package battery 10 is flattened, the soft package battery 10 moves to the position where the transverse positioning mechanism 44 is located along with the conveyor belt 9, at this time, the first sensor 434 receives the arrival of the soft package battery 10, and the blocking mechanism executes a blocking action, so that the side wall of the soft package battery 10 abuts against the side face of the blocking plate 433.

After being blocked, the soft package battery 10 is pushed by the transverse positioning mechanism 44, so that the transverse position of the soft package battery 10 relative to the conveyor belt 9 is finely adjusted.

Transport mechanism 1 moves sucking disc 35 to the laminate polymer battery 10 top of conveyer belt 9, and lifting drive piece 24 descends sucking disc 35 to laminate polymer battery 10 place position and adsorbs laminate polymer battery 10, and later sucking disc 35 drives laminate polymer battery 10 and rises and move towards shearing mechanism 41, and until laminate polymer battery 10's side support to locating piece 414, horizontal migration stops, and the in-process flotation block 33 that stops slightly moves to the direction of keeping away from shearing mechanism 41 to make laminate polymer battery 10 keep supporting with locating piece 414 and can not bend.

And then the shearing mechanism 41 shears the tab, after the tab is sheared, the carrying mechanism 1 and the lifting driving piece 24 bring the suction disc 35 and the soft package battery 10 back to the original position of the conveyor belt 9, and the suction disc 35 releases the suction.

The suction cup 35 is then raised until the next pouch cell 10 reaches the suction position.

Referring to fig. 1 and 10, the cut pouch cells 10 are conveyed along with the conveyor belt 9. Conveyer belt 9 transfer speed is very fast relatively to transfer roller 61, and for making laminate polymer battery 10 get into transfer roller 61's linking from conveyer belt 9 more smooth and easy, the top of conveyer belt 92 is equipped with brush yoke 62 and brush 621, and brush yoke 62 is fixed in the body 91 that stews, and brush 621 is fixed in brush yoke 62 and with the brush hair towards conveyer belt 92, and when the process brush 621, laminate polymer battery 10 will be slowed down and corrected the position, reduces the condition that the position takes place to shake in the linking process.

Referring to fig. 10 and 11, the conveying roller 61 includes a roller frame 611 and a plurality of roller bodies 612, each roller body 612 is provided with a sprocket (not shown) on one side of the roller frame 611, and a motor (not shown) is installed inside the roller frame 611 and drives each roller body 612 by a chain connection. The length of part of the roller bodies 612 is shorter than that of the other roller bodies 612, the roll frame 611 is provided with the turning groove 613 in the area where the shorter roller body 612 is located, so that when the flexible packaging battery 10 moves to the position, part of the surface falls into the area where the turning groove 613 is located, and the rest of the surface is supported by the shorter roller bodies 612 and the longer roller bodies 612 together.

The soft-package battery 10 reaches the conveying roller 61 and is first detected by the first count sensor 614 fixed to the roller frame 611, and the emitting end and the receiving end of the first count sensor 614 are respectively positioned at the top of both sides of the roller frame 611.

A lifting cylinder 615 installed on the roller frame 611 is arranged below the roller body 612, a lifting baffle 616 is fixed at the output end of the lifting cylinder 615, the lifting baffle 616 can penetrate through the gap between the roller bodies 612, the lifting baffle 616 executes corresponding actions according to information fed back by the first counting sensor 614, and if the soft package battery 10 needing to be turned over passes through or is about to pass through, the lifting baffle 616 rises to form a barrier, so that the center of the soft package battery 10 stays in the area where the turning groove 613 is located. The pouch cell 10 that needs to be turned over may correspond to an even number of passing pouch cells 10 that are set as the counter record.

Turn-over device 6 includes centre gripping subassembly 63, upset subassembly 64 and lifting unit 65, and centre gripping subassembly 63 is located the region at upset groove 613 place, can carry out the centre gripping to laminate polymer battery 10, and lifting unit 65 can drive upset subassembly 64 and rise together with centre gripping subassembly 63, and upset subassembly 64 can drive centre gripping subassembly 63 and rotate, drives the decline by lifting unit 65 after the upset again.

The lifting assembly 65 comprises a third lifting cylinder 651 and a lifting frame 652, and the body of the third lifting cylinder 651 is fixed on one side of the roller frame 611. In this embodiment, the third lifting cylinder 651 is a double-rod cylinder. The crane 652 comprises an upper seat 6521 and a bottom block 6522, and the end parts of two piston rods of the double-rod cylinder are fixed with the bottom block 6522. The bottom of the upper seat body 6521 is provided with a bottom groove (not shown in the figure). The top of the bottom block 6522 is embedded in the bottom groove and can slide along the moving direction of the conveyor belt 9 relative to the bottom groove, the bottom block 6522 is connected with the upper seat 6521 through bolts, the upper seat 6521 is provided with a plurality of seat holes for threaded connection of the bolts, and therefore the relative position between the upper seat 6521 and the bottom block 6522 can be pre-adjusted to correspondingly adjust the positions of the overturning assembly 64 and the clamping assembly 63.

The flipping unit 64 includes a rotary cylinder 641 and a rotary frame 642, the rotary cylinder 641 is mounted on a sidewall of the upper seat 6521, the rotary frame 642 is fixed on an output end of the rotary cylinder 641, and the output end of the rotary cylinder 641 is a flange structure, and the flange structure penetrates through the upper seat 6521.

The clamping assembly 63 is a finger cylinder in this embodiment, and includes a clamping cylinder body 631 and a clamping jaw 632, wherein the clamping cylinder body 631 is fixed to the output end of the rotating cylinder 641, and a plate-shaped structure may be added between the clamping cylinder body 631 and the rotating cylinder body for transition connection, so as to enhance the convenience of installation.

After the overturning, the soft package battery 10 is placed to the roller body 612 again, and then the lifting baffle 616 descends, and the soft package battery 10 is conveyed by the conveying roller 61.

A second counting sensor 617 for installing the roller frame 611 is arranged between the lifting baffle 616 and the clamping assembly 63, so that whether the soft package battery 10 leaves the overturning range can be detected.

Example 2:

referring to fig. 12 and 13, the present embodiment is different from the embodiment in that the structures of the rack 52 and the lift assembly 53 are different.

The frame 51 is provided with a feeding slide rail 511 below the adsorption element 54, and at least one rack 52 is slidably connected to the feeding slide rail 511, in this embodiment, one rack 52 is taken as an example. The material rack 52 comprises a plate rack 526 and a plurality of upright rods 523 fixed on the upper surface of the plate rack 526, the plate rack 526 is mounted on the feeding slide rail 511, the plurality of upright rods 523 enclose a material placing area 524 for stacking the soft package battery 10, and at least two material placing areas 524 are arranged on the plate rack 526. In this embodiment, there is one rack 52, and each rack 52 has two material placing areas 524.

The plate frame 526 includes an upper plate 5261 and a lower plate 5262, the upper plate 5261 and the lower plate 5262 being spaced apart and secured at both ends and at a side remote from the lifting assembly 53 by a plate or block; the lifting assembly 53 comprises a lifting plate 534 and a lifting module 536, the lifting module 536 comprises a lifting rail 5361, a first lifting slider 5362 and a lead screw motor 5363, the lifting rail 5361 is fixed on the frame 51 and vertically penetrates through the frame 51, the lead screw motor 5363 is fixed at the bottom of the lifting rail 5361, a lead screw shaft of the lead screw motor 5363 is parallel to the lifting rail 5361, and the first lifting slider 5362 is connected to the lifting rail 5361 in a sliding manner and is in threaded connection with the lead screw shaft of the lead screw motor 5363. The lifting plate 534 is L-shaped, the L-shaped portion of the lifting plate 534 is fixed to the first lifting slider 5362, the other portion is embedded in the space between the upper plate 5261 and the lower plate 5262, and the upper plate 5261 is provided with a discharge chute 525 at the position of the material placement area 524, through which the lifting plate 534 passes.

The implementation principle of the embodiment is as follows:

filling stations are respectively arranged at the front and rear positions along the feeding slide rail 511, and when the pouch cells 10 in one material placing area 524 are transferred, the other material placing area 524 is synchronously filled. After the pouch cells 10 in one material loading area 524 are completely transferred, the lifting plate 534 is lowered to the area between the upper plate 5261 and the lower plate 5262, and then the rack 52 is horizontally moved to transfer the material loading area 524 filled with the pouch cells 10 to the corresponding material loading station.

In addition, in other embodiments, the above operation can be implemented by providing two or more stacks 52 instead of the material placing area 524.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a laminate polymer battery's assembly line, includes conveyer belt (9), its characterized in that: still include to place laminate polymer battery (10) one by one to loading attachment (5) of conveyer belt (9), install in utmost point ear trimming system (101) of conveyer belt (9) and will correspond the battery and carry out turn-over device (6) of turn-over, wherein the end of conveyer belt (9) is equipped with transfer roller (61), turn-over device (6) are installed in transfer roller (61), transfer roller (61) are equipped with the record and get into first count sensor (614) of transfer roller (61) by conveyer belt (9).

2. The assembly production line of the pouch battery according to claim 1, characterized in that: the feeding device (5) comprises a rack (51), a rack (52) used for stacking the soft-package batteries (10), a lifting assembly (53) used for lifting the soft-package batteries (10) and an adsorption assembly (54) used for adsorbing the soft-package batteries (10), wherein a translation assembly (55) erected on the rack (51) is arranged above the lifting assembly (53), the translation assembly (55) comprises a feeding slide rail (551) and a translation module (552) moving along the feeding slide rail (551), and the adsorption assembly (54) is carried on the translation module (552) of the translation assembly (55).

3. The assembly production line of the pouch battery according to claim 2, characterized in that: the adsorption component (54) comprises a carrier plate (541) and a plurality of adsorption heads (542) penetrating through the carrier plate (541), the carrier plate (541) is carried on the translation module (552), and an air suction source is matched with the adsorption heads (542) in an external connection mode.

4. The assembly production line of the pouch battery according to claim 2, characterized in that: the material rack (52) comprises a rotary driving part (521) and a material tray (522), wherein the material tray (522) is arranged above the rack (51) and is driven to rotate by the rotary driving part (521), a plurality of vertical rods (523) are fixed on the upper surface of the material tray (522), a plurality of vertical rods (523) are enclosed to form a material placing area (524) for stacking the soft-package batteries (10), and at least two material placing areas (524) are arranged on the material tray (522).

5. The assembly production line of the pouch battery according to claim 1, characterized in that: the tab trimming system (101) comprises a flattening mechanism (42) which flattens the tabs in a way of pressing up and down, a longitudinal blocking mechanism (43) which blocks the soft-package batteries (10) on the conveyor belt (9) in a telescopic way, a transverse positioning mechanism (44) which pushes the soft batteries to a set position, and a trimming device (4) which trims the tabs, the flattening mechanism (42) is located upstream of the transverse positioning mechanism (44) with respect to the conveying direction of the conveyor belt (9), the longitudinal arresting means (43) being located downstream of the transverse positioning means (44) with respect to the conveying direction of the conveyor belt (9), and the transverse positioning mechanism (44) can push the soft package battery (10) blocked by the longitudinal blocking mechanism (43), and a first sensor (434) for detecting whether the soft package battery (10) exists in the pushing area of the transverse positioning mechanism (44) is arranged between the longitudinal blocking mechanism (43) and the transverse positioning mechanism (44).

6. The assembly production line of the pouch battery according to claim 5, characterized in that: conveyer belt (9) are including body (91) and the conveyer belt (92) of motion of stewing, conveyer belt (92) are equipped with flattening groove (93) with one of them side interval of body (91) of stewing, mechanism (42) of flattening includes side seat (421), top board (422) and holding down plate (423), side seat (421) are fixed with two cylinders (424) that flatten that drive top board (422) lift and holding down plate (423) lift respectively, and flattening groove (93) are worn to wherein the lift route of holding down plate (423).

7. The assembly production line of the pouch battery according to claim 5, characterized in that: the trimming device (4) comprises a conveying frame (3), a shearing mechanism (41) for shearing tabs and a conveying mechanism (1) for driving the conveying frame (3) to be close to or far away from the shearing mechanism (41), wherein the shearing mechanism (41) is located on one side of a conveying belt (9) and is provided with a positioning block (414) for supporting the side end of the soft package battery (10) at the same side, a floating block (33) which can be close to or far away from the shearing mechanism (41) and is elastically floated is arranged on the conveying frame (3), and a sucking disc (35) for sucking the soft package battery (10) is arranged at the bottom of the floating block (33).

8. The assembly production line of the pouch battery according to claim 7, characterized in that: the conveying frame (3) is provided with a floating cavity (31) in a hollow mode, at least two guide rods (32) penetrating through the floating block (33) are fixed in the floating cavity (31) of the conveying frame (3), and floating springs (34) are sleeved between the side ends of the floating block (33) and the inner wall of the conveying frame (3) of the guide rods (32).

9. The assembly production line of the pouch battery according to claim 7, characterized in that: the conveying mechanism (1) comprises a support frame (11), a transverse slide rail (12) arranged on the support frame (11), a transverse slide block (13) connected to the transverse slide rail (12) in a sliding mode and a transverse driving piece (14) driving the transverse slide block (13) to move, the conveying frame (3) is carried on the transverse slide block (13), the conveying belt (9) comprises a standing body (91) and a moving conveying belt (92), the support frame (11) comprises a base (111) fixed on the standing body (91), upright columns (112) fixed on the base (111) and carrying blocks (113) arranged on the upright columns (112), the transverse slide rail (12) is fixed on the carrying blocks (113), at least two upright columns (112) are arranged, a top plate (114) is jointly fixed on the tops of the upright columns (112), and a screw rod (117) rotatably connected with the top plate (114) penetrates through the top plate (114), the screw rod (117) is in threaded connection with the carrying block (113), and a rotating handle (118) is fixed to the top of the screw rod (117).

10. The assembly production line of the pouch battery according to claim 1, characterized in that: conveying roller (61) are including roller frame (611) and many roll bodies (612), and wherein the length of part of roll body (612) is shorter than other roll bodies (612), and roller frame (611) are equipped with upset groove (613) in the regional vacancy at short roll body (612) place, turn-over mechanism is still including centre gripping subassembly (63), drive centre gripping subassembly (63) pivoted upset subassembly (64) and drive lifting unit (65) that upset subassembly (64) go up and down that fall into upset groove (613), lifting unit (65) are installed in roller frame (611), one side that centre gripping subassembly (63) are close to conveyer belt (9) is located in first count sensor (614).