CN216648395U

CN216648395U - Soft-packaged electrical core tool

Info

Publication number: CN216648395U
Application number: CN202123093136.6U
Authority: CN
Inventors: 黄向前; 陈冲; 谢斌
Original assignee: Wuxi Greenstone Technology Co ltd
Current assignee: Wuxi Greenstone Technology Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-05-31
Anticipated expiration: 2031-12-10

Abstract

The utility model discloses a soft-packaged battery cell jig which comprises a base, wherein four clamping plates used for positioning and clamping battery cells are arranged on the base, a clamping plate linkage device used for controlling the linkage of the four clamping plates is arranged on the base, the clamping plate linkage device can drive the four clamping plates to synchronously move through a power source (air cylinder), so that two clamping plates which are opposite to each other are synchronously opened, the power source is removed after the battery cells are put in, the four clamping plates can be reset by means of automatic resilience of springs, and the two battery cells can be accurately positioned and clamped synchronously. According to the utility model, the linkage of the four clamping plates is controlled by one power source, so that the power efficiency is improved, and the linear guide rail is utilized for conducting linkage, so that the friction force is small, and the uniformity of the clamping force of the four clamping plates to each battery cell can be ensured.

Description

Soft-packaged electrical core tool

Technical Field

The utility model relates to the field of mechanical automation, in particular to a soft-package battery cell jig.

Background

Mechanical automation is a very efficient production and processing mode, workpieces are processed and assembled step by utilizing an automatic assembly line, and finally finished products are produced and commonly used for processing and assembling electronic equipment. The battery is a common component of electronic equipment, the production of the battery is usually carried out through an automatic assembly line, the production process comprises a plurality of steps, firstly, a naked battery core is manufactured through a lamination process or a winding process, the manufactured naked battery core is wrapped with an aluminum plastic film for packaging, then, electrolyte is injected, and finally, the production and the manufacture of the battery are completed. In the encapsulation step, must carry out accurate location and centre gripping to naked electric core and plastic-aluminum membrane via the tool earlier, then carry out the heat-seal again. The existing battery soft package battery core jig can not adopt one power source to realize the clamping of a plurality of naked battery cores, has lower power efficiency, and can not be suitable for the clamping of naked battery cores with different sizes.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a soft-packaged battery cell jig which can realize synchronous clamping of two naked battery cells by adopting one power source and improve power efficiency.

In order to realize the purpose, the utility model adopts the technical scheme that:

a soft package battery cell jig comprises a base, clamping plates, a battery cell supporting block and a clamping plate linkage device, wherein the clamping plates comprise a first clamping plate and a second clamping plate which are positioned on the left side of the base, and a third clamping plate and a fourth clamping plate which are positioned on the right side of the base; the base is provided with an X-direction guide rail, and the bottoms of the first clamping plate base, the second clamping plate base, the third clamping plate base and the fourth clamping plate base are respectively provided with a sliding block capable of moving along the X-direction guide rail; the first clamping plate base, the second clamping plate base, the third clamping plate base and the fourth clamping plate base are all provided with a battery core supporting block; the clamping plate linkage device comprises a clamping opening action block, a clamping opening guide rod, a Y-direction guide rail, a wedge-shaped block, a spring, a first linkage plate, a second linkage plate, a first connecting plate, a second connecting plate, a third connecting plate and a fourth connecting plate, wherein two ends of the first connecting plate are respectively connected with a second clamping plate base and a fourth clamping plate base; the Y-shaped guide rail is arranged at the center of the base, the bottom of the wedge-shaped block is provided with a sliding block capable of moving along the Y-shaped guide rail, the wedge-shaped block is symmetrically provided with a left hole and a right hole which are inclined, and the left hole and the right hole are splayed; the first linkage plate is positioned on the left side of the second linkage plate, two ends of the first linkage plate are respectively connected with the second connecting plate and the fourth connecting plate, a first positioning column capable of moving in the left hole is arranged at the bottom of the first linkage plate, two ends of the second linkage plate are respectively connected with the first connecting plate and the third connecting plate, and a second positioning column capable of moving in the right hole is arranged at the bottom of the second linkage plate; the left end of the spring is fixed at the bottom of the first linkage plate, and the right end of the spring is fixed on the base on the right side of the second linkage plate; the left end of the clamp opening guide rod is fixed on the third clamping plate base through a connecting piece, and the right end of the clamp opening guide rod is fixedly connected with the clamp opening action block; the linkage process is as follows: the cylinder pushes the opening clamping action block to move leftwards, the opening clamping guide rod pushes the third clamping plate base to drive the third clamping plate to move leftwards along the X-direction guide rail, due to the connection action of the second connecting plate and the fourth connecting plate, the first clamping plate base drives the first clamping plate to move leftwards along the X-direction guide rail along the third clamping plate base synchronously, meanwhile, the second connecting plate and the fourth connecting plate drive the first linkage plate to move leftwards synchronously, the spring is stretched, the first positioning column moves from the right end of the left hole to the left end of the left hole, so that the wedge block moves forwards along the Y-direction guide rail, the second positioning column moves from the left end of the right hole to the right end of the right hole, the second linkage plate moves rightwards, the first connecting plate and the third connecting plate connected with the first positioning column move rightwards together, the second clamping plate base and the fourth clamping plate base are driven to move rightwards along the X-direction guide rail simultaneously, and the distance between the first clamping plate and the second clamping plate and the third clamping plate and the fourth clamping plate is increased, put into the electric core that has the plastic-aluminum membrane respectively between first splint and second splint and between third splint and fourth splint, hold electric core by electric core supporting shoe support, then the cylinder withdrawal, the automatic shrink of spring drives first linkage board and moves to the right, drive first splint base and the right side of third splint base that are connected with second connecting plate and fourth connecting plate from this and move, drive the wedge and move backward simultaneously, lead to the second linkage board to move to the left, drive second splint base and the left side of fourth splint base of being connected with first connecting plate and third connecting plate and move, make first splint and second splint and third splint and fourth splint centre gripping electric core respectively.

And one side of the top of each battery cell supporting block is a bevel edge which is inclined downwards, and the bevel edges of two adjacent battery cell supporting blocks are close to each other and used for supporting battery cells with different thicknesses.

The soft-packaged battery cell jig further comprises a battery cell supporting block lifting device, wherein the battery cell supporting block lifting device comprises a supporting block connecting plate, Z-direction guide rails, a supporting plate and a trapezoidal lead screw assembly, the Z-direction guide rails are arranged at two ends of the base, and two ends of the supporting plate are fixed on sliding blocks on the Z-direction guide rails; the trapezoidal lead screw assembly comprises a screw, a lead screw nut, a nut seat and a lead screw fixing seat, the lead screw fixing seat is fixed on the base, the bottom of the screw is inserted into the lead screw fixing seat, the lead screw nut is positioned on the screw and fixed in the nut seat, and the nut seat is connected with the supporting plate through a connecting piece; the battery cell support block comprises a first battery cell support block positioned at the bottom of the first clamping plate, a second battery cell support block positioned at the bottom of the second clamping plate, a third battery cell support block positioned at the bottom of the third clamping plate and a fourth battery cell support block positioned at the bottom of the fourth clamping plate, the bottoms of the first battery cell support block and the second battery cell support block are fixedly connected through a connecting piece, the bottoms of the third battery cell support block and the fourth battery cell support block are fixedly connected through a connecting piece, two ends of a support block connecting plate are respectively connected with the second battery cell support and the third battery cell support block, and the middle part of the support block connecting plate is fixedly connected with the support plate; the bottom of the clamping plate is provided with a hole for allowing the cell supporting block to move up and down; the top of the rotary screw rod enables the screw rod nut to move up and down along the screw rod, and the support plate is driven to move up and down, so that the support block connecting plate is driven to move up and down, the first battery cell support block, the second battery cell support block, the third battery cell support block and the fourth battery cell support block are driven to move up and down, and the support and the clamping of the battery cells with different heights are adapted.

The battery core supporting block is made of Teflon.

The soft package battery cell jig further comprises an air protection bag assembly, the air protection bag assembly comprises an air protection bag block used for clamping an aluminum plastic film and an air protection bag sheet metal part used for fixing the air protection bag block, the air protection bag sheet metal part comprises an upper sheet metal part, a lower sheet metal part and a sheet metal part fixing groove, the sheet metal part fixing groove is fixed on the back face of the clamping plate, the lower sheet metal part is fixed on the sheet metal part fixing groove through bolts, waist-shaped holes are formed in the bottom of the upper sheet metal part and the top of the lower sheet metal part, the bolts penetrate through the waist-shaped holes of the upper sheet metal part and the waist-shaped holes of the lower sheet metal part to connect the upper sheet metal part and the lower sheet metal part, and the air protection bag block is fixed on the top of the upper sheet metal part and faces the front face of the clamping plate.

The air protection bag block is made of Teflon.

Compared with the prior art, the utility model has the following beneficial effects:

the soft-package battery cell jig has the main functions that the battery cells are accurately positioned and clamped before the soft-package lithium battery is sealed, the clamping plate linkage device is ingeniously designed, the four clamping plates can be driven by one power source (air cylinder) to synchronously move, two clamping plates which are opposite in pairs are synchronously opened, the power source is removed after the battery cells are placed, the four clamping plates can be reset by means of automatic springback of the springs, and the two battery cells can be accurately positioned and clamped synchronously. According to the utility model, the linkage of the four clamping plates is controlled by one power source (air cylinder), so that the power efficiency is improved, the linear guide rail (X-direction guide rail) is used for conducting linkage, the friction force is small, and the uniformity of the clamping force of the four clamping plates to each battery cell can be ensured.

Furthermore, the soft-packaged battery cell jig can be compatible with battery cells with different heights and thickness sizes, the height of the battery cell supporting block can be adjusted through the battery cell supporting block lifting device to support the battery cells with different heights, the inclined plane of the battery cell supporting block can be adaptive to the battery cells with different thicknesses, the air protection bag block in the air protection bag component is used for clamping the aluminum plastic film exposed above the battery cells, the aluminum plastic film of the battery cells is prevented from deviating towards one direction, meanwhile, the aluminum plastic film outside a heat seal printing area is prevented from being crushed, and the distance between every two opposite air protection bag blocks can be adjusted through the waist-shaped hole to adapt to the battery cells and the aluminum plastic film with different thicknesses.

Further, the cell supporting block adopts the teflon material, can avoid electric core bottom to produce relative displacement to avoid causing bottom fish tail and secondary pollution, influence heat seal quality. The air protection bag block is made of Teflon materials, so that the aluminum plastic film can be prevented from being damaged.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a bottom view of FIG. 1 (bottom plate transparentized);

FIG. 3 is a front view of FIG. 1;

wherein: 1 is a base, 2 is an X-direction guide rail, 3 is an electric core, 4 is an aluminum plastic film, 5 is a Y-direction guide rail, 6 is a wedge-shaped block, 7 is a spring, 8 is a support block connecting plate, 9 is an airbag sheet metal part, 10 is a Z-direction guide rail, 11 is a support plate, 12 is a trapezoidal screw rod component, 31 is an opening clamping action block, 32 is an opening clamping guide rod, 41 is a first clamping plate, 42 is a second clamping plate, 43 is a third clamping plate, 44 is a fourth clamping plate, 51 is a first clamping plate base, 52 is a second clamping plate base, 53 is a third clamping plate base, 54 is a fourth clamping plate base, 61 is a first linkage plate, 62 is a second linkage plate, 71 is a first connecting plate, 72 is a second connecting plate, 73 is a third connecting plate, 74 is a fourth connecting plate, 81 is a first electric core, 82 is a second electric core, 83 is a third electric core support block, 84 is a fourth electric core, 91 is an airbag block, 92 is an upper airbag piece, A lower sheet metal part 93 and a sheet metal part fixing groove 94.

Detailed Description

The present invention will be described in further detail below with reference to the accompanying drawings.

Referring to fig. 1-3, the soft-packaged battery cell jig provided by the utility model comprises a base 1, a clamping plate linkage device, a battery cell supporting block lifting device and an air protection bag assembly.

The splint are four in number, are arranged in parallel in pairs, and have the length direction in the Y direction. The clamping plates comprise a first clamping plate 41 and a second clamping plate 42 which are positioned on the left side of the base 1, and a third clamping plate 43 and a fourth clamping plate 44 which are positioned on the right side of the base 1, wherein a first clamping plate base 51 is arranged at the bottom of the first clamping plate 41, a second clamping plate base 52 is arranged at the bottom of the second clamping plate 42, a third clamping plate base 53 is arranged at the bottom of the third clamping plate 43, and a fourth clamping plate base 54 is arranged at the bottom of the fourth clamping plate 44; be equipped with X on the base 1 to guide rail 2, the bottom of first splint base 51, second splint base 52, third splint base 53 and fourth splint base 54 all is equipped with the slider that can follow X and remove to guide rail 2 for four splint homoenergetic X is to removing.

The clamping plate linkage device comprises a clamping opening action block 31, a clamping opening guide rod 32, a Y-direction guide rail 5, a wedge block 6, a spring 7, a first linkage plate 61, a second linkage plate 62, a first connecting plate 71, a second connecting plate 72, a third connecting plate 73 and a fourth connecting plate 74, wherein two ends of the first connecting plate 71 and the third connecting plate 73 are respectively connected with a second clamping plate base 52 and a fourth clamping plate base 54, and two ends of the second connecting plate 72 and the fourth connecting plate 74 are respectively connected with a first clamping plate base 51 and a third clamping plate base 53; the Y-direction guide rail 5 is arranged at the center of the base 1, a sliding block capable of moving along the Y-direction guide rail 5 is arranged at the bottom of the wedge-shaped block 6, so that the wedge-shaped block 6 can move in the Y direction, inclined left holes and inclined right holes are symmetrically formed in the wedge-shaped block 6, and the left holes and the right holes are in a splayed shape; the first linkage plate 61 is positioned on the left side of the second linkage plate 62, two ends of the first linkage plate 61 are respectively connected with the second connecting plate 72 and the fourth connecting plate 74, the bottom of the first linkage plate 61 is provided with a first positioning column capable of moving in a left hole, two ends of the second linkage plate 62 are respectively connected with the first connecting plate 71 and the third connecting plate 73, and the bottom of the second linkage plate 62 is provided with a second positioning column capable of moving in a right hole; the left end of the spring 7 is fixed at the bottom of the first linkage plate 61, and the right end of the spring 7 is fixed on the base 1 on the right side of the second linkage plate 62; the left end of the clamp opening guide rod 32 is fixed on the third clamping plate base 53 through a connecting piece, and the right end of the clamp opening guide rod 32 is fixedly connected with the clamp opening action block 31.

The bottom of the clamping plate is provided with a hole allowing the cell support block to move up and down, the cell support block comprises a first cell support block 81 which is positioned above the first clamping plate base 51 and positioned in the hole at the bottom of the first clamping plate 41, a second cell support block 82 which is positioned above the second clamping plate base 52 and positioned in the hole at the bottom of the second clamping plate 42, a third cell support block 83 which is positioned above the third clamping plate base 53 and positioned in the hole at the bottom of the third clamping plate 43, and a fourth cell support block 84 which is positioned above the fourth clamping plate base 54 and positioned in the hole at the bottom of the fourth clamping plate 44, the material of the cell support block is teflon, one side of the top of the cell support block is a bevel edge which is inclined downwards, the bevel edges of the first cell support block 81 and the second cell support block 82 are close to each other, and the bevel edges of the third cell support block 83 and the fourth cell support block 84 are close to each other and are respectively used for supporting the cells 3 with different thicknesses. The bottoms of the first cell support block 81 and the second cell support block 82 are fixedly connected through a connecting piece, the bottoms of the third cell support block 83 and the fourth cell support block 84 are fixedly connected through a connecting piece, and the second cell support 82 and the third cell support block 83 are connected through a support block connecting plate 8.

The cell support block lifting device comprises a support block connecting plate 8, a Z-direction guide rail 10, a support plate 11 and a trapezoidal screw rod assembly 12, wherein the Z-direction guide rail 10 is arranged at two ends (namely the front end and the rear end) of the base 1 in the Y direction, and two ends of the support plate 11 are fixed on a slide block on the Z-direction guide rail 10, so that the support plate 11 can move along the Z direction (up and down); the trapezoidal lead screw component 12 comprises a screw, a lead screw nut, a nut seat and a lead screw fixing seat (bearing seat), the lead screw fixing seat is fixed on the base 1, the bottom of the screw is inserted into the lead screw fixing seat, the lead screw nut is positioned on the screw and fixed in the nut seat, the nut seat is connected with the support plate 11 through a connecting piece, and the middle part of the support block connecting plate 8 is fixedly connected with the support plate 11.

The air protection bag subassembly is including the air protection bag piece 91 that is used for centre gripping plastic-aluminum membrane 4 to and be used for the air protection bag sheet metal component 9 of fixed air protection bag piece 91, air protection bag sheet metal component 9 includes sheet metal component 92, lower sheet metal component 93 and sheet metal component fixed slot 94, sheet metal component fixed slot 94 is fixed at the back of splint (the positive centre gripping electricity core of splint), and lower sheet metal component 93 passes through the bolt fastening on sheet metal component fixed slot 94, and waist type hole has all been seted up at the bottom of last sheet metal component 92 and the top of lower sheet metal component 93, and the bolt passes the waist type hole of last sheet metal component 92 and lower sheet metal component 93 and connects the two, and air protection bag piece 91 is fixed at the top of last sheet metal component 92 and towards the front of splint, and the material of air protection bag piece 91 is the teflon.

The linkage process during operation is as follows: the cylinder pushes the opening clamping action block 31 to move leftwards, the opening clamping guide rod 32 pushes the third clamping plate base 53 to drive the third clamping plate 43 to move leftwards along the X-direction guide rail 2, due to the connection action of the second connecting plate 72 and the fourth connecting plate 74, the first clamping plate base 51 drives the first clamping plate 41 to move leftwards along the X-direction guide rail 2 along with the third clamping plate base 53, the second connecting plate 72 and the fourth connecting plate 74 drive the first linkage plate 61 to move leftwards synchronously, the spring 7 is stretched, the first positioning column is moved to the left end from the left end of the wedge-shaped block 6, so that the wedge-shaped block 6 moves forwards (positive Y direction in figure 2) along the Y-direction guide rail 5, thereby causing the second positioning column to move to the right end from the right end of the wedge-shaped block 6, the second linkage plate 62 moves rightwards, drives the first connecting plate 71 and the third connecting plate 73 connected with the first positioning column to move rightwards together, and drives the second clamping plate base 52 and the fourth clamping plate base 54 to drive the second clamping plate 42 and the fourth clamping plate 44 to move rightwards along the X-direction guide rail 2 and the second clamping plate 44 respectively The X-direction guide rail 2 moves rightwards, so that the space between the first clamping plate 41 and the second clamping plate 42 and the space between the third clamping plate 43 and the fourth clamping plate 44 are increased, that is, the clamping plates are opened, at this time, the cell 3 with the aluminum plastic film 4 can be respectively placed between the first clamping plate 41 and the second clamping plate 42 and between the third clamping plate 43 and the fourth clamping plate 44, the cell 3 is supported by the cell supporting block, then the air cylinder retracts, the spring 7 retracts automatically, the first linkage plate 61 moves rightwards, the first clamping plate base 51 and the third clamping plate base 53 connected with the second connecting plate 72 and the fourth connecting plate 74 are driven to move rightwards, and the wedge block 6 is driven to move backwards (in the negative Y direction in fig. 2), so that the second linkage plate 62 moves leftwards, the second clamping plate base 52 and the fourth clamping plate base 54 connected with the first connecting plate 71 and the third connecting plate 73 are driven to move leftwards, so that the first clamping plate 41 and the second clamping plate 42 and the third clamping plate 43 and the fourth clamping plate 44 are closed in pairs, and respectively clamping two battery cores 3.

When the battery cores with different heights need to be clamped, the top of the screw rod is manually rotated, so that the screw rod nut moves up and down along the screw rod to drive the supporting plate 11 connected with the screw rod to move up and down, and the supporting block connecting plate 8 is driven to move up and down, so that the first battery core supporting block 81, the second battery core supporting block 82, the third battery core supporting block 83 and the fourth battery core supporting block 84 are driven to move up and down to adapt to the supporting and clamping of the battery cores 3 with different heights.

When the electric core and the plastic-aluminum membrane of different thickness of centre gripping need, although the inclined plane of two liang of relative electric core supporting shoes can the self-adaptation support electric core of different thickness, but the electric core of different thickness leads to the interval of two liang of relative air bag pieces 91 to change after by the centre gripping, the interval is too big then can not be fine centre gripping plastic-aluminum membrane, consequently can be through adjusting the bolt on sheet metal component 92 and lower sheet metal component 93 waist type hole, change the fixed position of sheet metal component 92 on sheet metal component 93 down, thereby adjust the interval of two liang of relative air bag pieces 91, and can be through adjusting the fixing bolt of lower sheet metal component 93 on sheet metal component fixed slot 94, with air bag piece 91 along Y to removing different positions.

The soft-packaged battery cell jig provided by the utility model can realize linkage of four clamping plates by adopting one power source, so that synchronous clamping of two naked battery cells is realized, and the power efficiency is improved. Simultaneously through the regulation of electric core supporting shoe elevating gear and air bag subassembly, can compatible not unidimensional naked electric core of co-altitude and thickness dimension, can be applicable to the centre gripping of the naked electric core of multiple size difference, application scope is wide, reduces the manufacturing cost of enterprise.

The present invention has been described in further detail with reference to the embodiments, and it is not to be construed that the embodiments are limited thereto; for those skilled in the art to which the present invention pertains and related technologies, the extension, operation method and data replacement should fall within the protection scope of the present invention based on the technical solution of the present invention.

Claims

1. The utility model provides a soft-packaged electrical core tool which characterized in that: the clamping device comprises a base (1), clamping plates, a cell supporting block and a clamping plate linkage device, wherein the clamping plates comprise a first clamping plate (41) and a second clamping plate (42) which are positioned on the left side of the base (1), and a third clamping plate (43) and a fourth clamping plate (44) which are positioned on the right side of the base (1), a first clamping plate base (51) is arranged at the bottom of the first clamping plate (41), a second clamping plate base (52) is arranged at the bottom of the second clamping plate (42), a third clamping plate base (53) is arranged at the bottom of the third clamping plate (43), and a fourth clamping plate base (54) is arranged at the bottom of the fourth clamping plate (44); the X-direction guide rail (2) is arranged on the base (1), and sliding blocks capable of moving along the X-direction guide rail (2) are arranged at the bottoms of the first clamping plate base (51), the second clamping plate base (52), the third clamping plate base (53) and the fourth clamping plate base (54); the first splint base (51), the second splint base (52), the third splint base (53) and the fourth splint base (54) are all provided with a battery core supporting block; the clamping plate linkage device comprises a clamping opening action block (31), a clamping opening guide rod (32), a Y-direction guide rail (5), a wedge-shaped block (6), a spring (7), a first linkage plate (61), a second linkage plate (62), a first connecting plate (71), a second connecting plate (72), a third connecting plate (73) and a fourth connecting plate (74), wherein two ends of the first connecting plate (71) are respectively connected with a second clamping plate base (52) and a fourth clamping plate base (54), two ends of the second connecting plate (72) are respectively connected with a first clamping plate base (51) and a third clamping plate base (53), two ends of the third connecting plate (73) are respectively connected with the second clamping plate base (52) and the fourth clamping plate base (54), and two ends of the fourth connecting plate (74) are respectively connected with the first clamping plate base (51) and the third clamping plate base (53); the Y-direction guide rail (5) is arranged at the center of the base (1), a sliding block capable of moving along the Y-direction guide rail (5) is arranged at the bottom of the wedge-shaped block (6), the wedge-shaped block (6) is symmetrically provided with a left hole and a right hole which are inclined, and the left hole and the right hole are splayed; the first linkage plate (61) is located on the left side of the second linkage plate (62), two ends of the first linkage plate (61) are respectively connected with the second connecting plate (72) and the fourth connecting plate (74), the bottom of the first linkage plate (61) is provided with a first positioning column capable of moving in a left hole, two ends of the second linkage plate (62) are respectively connected with the first connecting plate (71) and the third connecting plate (73), and the bottom of the second linkage plate (62) is provided with a second positioning column capable of moving in a right hole; the left end of the spring (7) is fixed at the bottom of the first linkage plate (61), and the right end of the spring (7) is fixed on the base (1) on the right side of the second linkage plate (62); the left end of the clamp opening guide rod (32) is fixed on the third clamping plate base (53) through a connecting piece, and the right end of the clamp opening guide rod (32) is fixedly connected with the clamp opening action block (31).

2. The soft-package battery cell jig of claim 1, characterized in that: and one side of the top of each battery cell supporting block is a bevel edge which is inclined downwards, and the bevel edges of two adjacent battery cell supporting blocks are close to each other and used for supporting battery cells (3) with different thicknesses.

3. The soft-package battery cell jig according to claim 1 or 2, characterized in that: the battery cell supporting block lifting device comprises a supporting block connecting plate (8), Z-direction guide rails (10), a supporting plate (11) and a trapezoidal screw rod assembly (12), wherein the Z-direction guide rails (10) are arranged at two ends of the base (1), and two ends of the supporting plate (11) are fixed on sliding blocks on the Z-direction guide rails (10); the trapezoidal lead screw component (12) comprises a screw, a lead screw nut, a nut seat and a lead screw fixing seat, the lead screw fixing seat is fixed on the base (1), the bottom of the screw is inserted into the lead screw fixing seat, the lead screw nut is positioned on the screw and fixed in the nut seat, and the nut seat is connected with the support plate (11) through a connecting piece; the battery cell support block comprises a first battery cell support block (81) positioned at the bottom of a first clamping plate (41), a second battery cell support block (82) positioned at the bottom of a second clamping plate (42), a third battery cell support block (83) positioned at the bottom of a third clamping plate (43) and a fourth battery cell support block (84) positioned at the bottom of a fourth clamping plate (44), the bottoms of the first battery cell support block (81) and the second battery cell support block (82) are fixedly connected through a connecting piece, the bottoms of the third battery cell support block (83) and the fourth battery cell support block (84) are fixedly connected through a connecting piece, two ends of a support block connecting plate (8) are respectively connected with the second battery cell support and the third battery cell support block (83), and the middle part of the support block connecting plate (8) is fixedly connected with a support plate (11); the bottom of the clamping plate is provided with a hole for allowing the cell supporting block to move up and down; the top of the rotary screw rod enables a screw rod nut to move up and down along the screw rod, and the support plate (11) is driven to move up and down, so that the support block connecting plate (8) is driven to move up and down, and the first cell support block (81), the second cell support block (82), the third cell support block (83) and the fourth cell support block (84) are driven to move up and down to adapt to supporting and clamping of cells (3) with different heights.

4. The soft-package battery cell jig according to claim 1 or 2, characterized in that: the battery core supporting block is made of Teflon.

5. The soft-package battery cell jig according to claim 1 or 2, characterized in that: still include the air-protecting bag subassembly, the air-protecting bag subassembly is including air-protecting bag piece (91) that is used for centre gripping plastic-aluminum membrane (4) to and be used for air-protecting bag sheet metal component (9) of fixed air-protecting bag piece (91), air-protecting bag sheet metal component (9) include sheet metal component (92), lower sheet metal component (93) and sheet metal component fixed slot (94), sheet metal component fixed slot (94) are fixed at the back of splint, and sheet metal component (93) are fixed on sheet metal component fixed slot (94) through the bolt down, and the waist type hole has all been seted up to the bottom of going up sheet metal component (92) and the top of lower sheet metal component (93), and the bolt passes the waist type hole of sheet metal component (92) and lower sheet metal component (93) and connects the two, and air-protecting bag piece (91) are fixed at the top of last sheet metal component (92) and towards the front of splint.

6. The soft package cell jig of claim 5, wherein: the air protection bag block (91) is made of Teflon.