CN217641686U

CN217641686U - Soft-packaged electrical core utmost point ear cutting device

Info

Publication number: CN217641686U
Application number: CN202221648987.4U
Authority: CN
Inventors: 张军; 周长青; 刘云龙
Original assignee: Chuneng New Energy Co Ltd
Current assignee: Chuneng New Energy Co Ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-10-21
Anticipated expiration: 2032-06-28

Abstract

The utility model discloses a soft-packaged electrical core utmost point ear cutting device, including the work platen, open at the middle part of work platen has the hole to form and cuts the window, be provided with electric core locating plate on the work platen of cutting window one side, the electric core locating plate is close to and is provided with down cutter group on the side of cutting the window, the top of cutting the window is provided with the removal subassembly, the output of removing the subassembly is provided with last cutter group, the top surface both sides of electric core locating plate are provided with a spacing respectively, each spacing tip that is being close to and cuts the window extends to offside respectively and forms the convex shoulder, be provided with two at least first slotted holes on the spacing, spacing passes first slotted hole through the screw and screws up to fix on electric core locating plate. Through first slotted hole and screw fixed connection structure, realize spacing relative electric core locating plate fixed position's adjustable, and then realize that soft-packaged electrical core cuts the regulation of utmost point ear length, reduce frock change, regulation, be applicable to the production of small batch, many varieties's soft-packaged electrical core.

Description

Soft-packaged electrical core utmost point ear cutting device

Technical Field

The utility model relates to a soft-packaged electrical core production technical field, concretely relates to soft-packaged electrical core utmost point ear cutting device.

Background

Before the equipment of soft package module, cut soft-packaged electrical core utmost point ear to suitable length, be the important link of soft package module production. At present, soft package tab is cut, most of the special automation equipment is adopted to cut a certain specific battery core tab, the special battery core tab cutting machine is suitable for large-batch production, but for some small-batch and multi-variety orders, the cutting cost of the automation equipment is higher, and debugging and switching of production line tools are troublesome.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a soft-packaged electrical core utmost point ear cutting device, can realize cutting of multiple utmost point ear length size by quick adjustment, simple structure, operation debugging convenience, low cost.

In order to solve the technical problem, the utility model discloses a soft-packaged electrical core utmost point ear cutting device, including the work platen, open at the middle part of work platen has the hole to form and cuts the window, cut window one side be provided with the electric core locating plate on the work platen, the electric core locating plate is close to be provided with down cutter assembly on the side of cutting the window, the top of cutting the window is provided with the removal subassembly, the output of removal subassembly is provided with last cutter assembly, the top surface both sides of electric core locating plate are provided with a spacing respectively, two spacing edge the length direction parallel of soft-packaged electrical core sets up relatively, each spacing is being close to the tip of cutting the window extends to offside respectively and forms the convex shoulder, two the convex shoulder just is less than to the interval between setting up the width of soft-packaged electrical core, makes to put soft-packaged electrical core tip on the electric core locating plate with the convex shoulder contact offsets, just soft-packaged electrical core's utmost point ear stretches into cut the window top go up cutter assembly with between the lower cutter assembly, be provided with two at least first slotted holes on the spacing, the length direction in first locating plate is followed the length direction of spacing hole passes the screw bolt.

In above-mentioned soft-packaged electrical core utmost point ear cutting device, through first slotted hole and screw fixed connection structure, realize spacing adjustable relative electric core locating plate fixed position, and adjust the direction along soft-packaged electrical core's length direction, fix promptly and to remove spacing at the screw in first slotted hole through unscrewing, and then adjust the distance of convex shoulder for lower cutter unit, thereby it is adjustable to make the soft-packaged electrical core of putting on electric core locating plate stretch out lower cutter unit's utmost point ear length, realize soft-packaged electrical core and cut the regulation of utmost point ear length, be applicable to the minibatch, the production of the soft-packaged electrical core of many varieties, effectively reduce the frock switching, debug time, and whole simple structure, operation and debugging are convenient, therefore, the carrier wave prepaid electric machine is low in cost.

As an improvement of the utility model discloses soft-package battery core utmost point ear cutting device, the removal subassembly includes along the first cylinder and the second cylinder that soft-package battery core width direction interval set up side by side, go up cutter group including first go up cutter and the second go up the cutter, down cutter group include with the first lower cutter of first last cutter adaptation and with the second lower cutter of second go up the cutter adaptation, first cylinder drive the vertical removal of first last cutter, the second cylinder drive the vertical removal of second last cutter.

Furthermore, a transfer block is fixed to the bottom end of a push rod of the first cylinder, the transfer block is square, a right-angle notch is formed in the bottom of the side face, close to the electric core positioning plate, of the transfer block, the side face is of a step face structure, and the first upper cutter is embedded and fixed in the right-angle notch. Preferably, the structure of the second upper cutter driven by the second cylinder is the same as the structure of the first upper cutter driven by the first cylinder.

Furthermore, a sliding groove is formed in the side face, far away from the first upper cutter, of the transfer block, a sliding rail is arranged in the sliding groove in a sliding mode, and the sliding rail is vertically fixed on the working table plate.

Through the slide rail and the chute that mutually support, drive the vertical reciprocating motion of first last cutter to the coupling block and lead, make first last cutter keep vertical steady motion, guarantee utmost point ear cutting quality.

In the technical scheme of the first upper cutter, the first upper cutter is made of a ceramic material, the first upper cutter is provided with at least two second long circular holes, the length direction of the second long circular holes is along the width direction of the soft package battery cell, and the first upper cutter penetrates through the second long circular holes through screws to be screwed and fixed on the transfer block.

Furthermore, the cutting edges of the first upper cutter and the first lower cutter are both L-shaped, at least two third long circular holes are formed in the first lower cutter, the length direction of each third long circular hole is along the width direction of the soft package battery cell, and the first lower cutter penetrates through the third long circular holes through screws to be screwed and fixed on the battery cell positioning plate.

Generally, the upper and lower cutters of the tab are in the shape of a straight cutting edge, and the positive and negative tabs are cut into straight ends. But for the utmost point ear welding convenience when follow-up soft-packaged electrical core is established ties, need cut out a breach at a certain utmost point ear tip, reserve welding position, consequently set the blade of first lower cutter and first upper slitter to the L type, the L type indicates to project on the horizontal plane. Optionally, the cutting edges of the second upper cutter and the second lower cutter are both in a straight shape, and the cutting edges of the first upper cutter and the second upper cutter have a certain inclination angle in the vertical direction, so that the rapid cutting is facilitated.

Through second slotted hole and screw, fix first last cutter position adjustable on the switching piece, through third slotted hole and screw, fix first lower cutter position adjustable on electric core locating plate, and the width direction of soft-packaged electric core is all followed in the direction of regulation, can adapt to the electric core production demand of different positive negative pole ear intervals.

Furthermore, a step surface is arranged at the end part of the battery core positioning plate fixedly connected with the first lower cutter, the first lower cutter is fixed on the step surface, and the second long circular hole is formed in the top surface of the first lower cutter.

In the above technical scheme using the first lower cutter and the second lower cutter, two sides of the bottom surface of the working table plate are respectively provided with a side supporting plate, a drawer is arranged between the two side supporting plates, and the drawer is provided with two accommodating bins which are respectively opposite to the first lower cutter and the second lower cutter. The cutting waste materials of the positive and negative electrode lugs are respectively recovered through the two containing bins of the drawer for recycling.

In conclusion, the cutting length of the lug for cutting the soft-package battery cell can be quickly adjusted by adopting the cutting device for the lug of the soft-package battery cell, so that the cutting device is suitable for producing small-batch and various soft-package battery cells 9, and the tool switching and debugging time is effectively reduced; the whole structure is simple, the operation and debugging are convenient and fast, and the manufacturing cost is low.

Drawings

In the drawings:

fig. 1 is an overall structure diagram of the present invention.

Fig. 2 is a drawing of the split structure of the present invention.

Fig. 3 is a first cylinder driving connection structure diagram of the present invention.

Fig. 4 is the utility model discloses a structure diagram behind soft-packaged electric core is placed to electric core locating plate.

Fig. 5 is the utility model discloses a battery core locating plate step face structure chart.

Fig. 6 is the structure diagram of the soft package battery cell of the utility model.

Figure 7 is a structural diagram of the present invention with a cover plate

In the figure, 1, a worktable plate; 11. cutting a window; 12. side supporting plates; 2. a battery core positioning plate; 21. a limiting strip; 211. a first oblong hole; 22. a shoulder is formed; 23. a step surface; 3. a lower cutter set; 31. a first lower cutter; 311. a third slotted hole; 32. a second lower cutter; 4. a moving assembly; 41. a first cylinder; 42. a second cylinder; 5. an upper cutter set; 51. a first upper cutter; 511. a second oblong hole; 52. a second upper cutter; 6. a transfer block; 61. a right-angle notch; 62. a chute; 63. a slide rail; 64. a guide mounting plate; 65. a vertical plate; 66. a reinforcing rib plate; 7. a top mounting plate; 71. a side connection plate; 8. a drawer; 9. soft-packaged battery cell.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto.

Fig. 1-7 show the utility model relates to a soft-packaged electrical core utmost point ear cutting device. As shown in fig. 1 and fig. 2, the cutting device for the electrode tab of the soft-package battery cell comprises a working table plate 1, a hole is formed in the middle of the working table plate 1 to form a cutting window 11, a battery cell positioning plate 2 is arranged on the working table plate 1 at one side of the cutting window 11, a lower cutter group 3 is arranged on the side edge of the battery cell positioning plate 2 close to the cutting window 11, a moving assembly 4 is arranged at the top of the cutting window 11, an upper cutter group 5 is arranged at the output end of the moving assembly 4, two limiting strips 21 are respectively arranged on two sides of the top surface of the battery cell positioning plate 2, the two limiting strips 21 are oppositely arranged in parallel along the length direction of the soft-package battery cell 9, each spacing 21 is being close to the tip of cutting window 11 and is extending formation convex shoulder 22 to the offside respectively, two convex shoulders 22 just are less than the width of soft-packaged electrical core 9 to setting up and interval between them, make the soft-packaged electrical core 9 tip of putting on electric core locating plate 2 offset with convex shoulder 22 contact, and the utmost point ear of soft-packaged electrical core 9 stretches into between the last cutter unit 5 and the lower cutter unit 3 at 11 tops of cutting window, be provided with two at least first slotted holes 211 on the spacing 21, the length direction of first slotted hole 211 is along the length direction of spacing 21, spacing 21 passes first slotted hole 211 through the screw and screws up to fix on electric core locating plate 2.

Optionally, a top mounting plate 7 is disposed at the top of the working table 1, two sides of the bottom surface of the top mounting plate 7 are respectively provided with a side connecting plate 71, the bottom surfaces of the side connecting plates 71 are fixed at two sides of the working table 1, and a moving assembly 4 is disposed at the bottom of the top mounting plate 7.

As shown in fig. 2, the moving assembly 4 includes a first cylinder 41 and a second cylinder 42 which are arranged side by side at an interval along the width direction of the soft package battery cell 9, the upper cutter group 5 includes a first upper cutter 51 and a second upper cutter 52, the lower cutter group 3 includes a first lower cutter 31 adapted to the first upper cutter 51 and a second lower cutter 32 adapted to the second upper cutter 52, the first cylinder 41 drives the first upper cutter 51 to move vertically, and the second cylinder 42 drives the second upper cutter 52 to move vertically.

The bottom end of the push rod of the first cylinder 41 is fixed with a switching block 6, the switching block 6 is square, the bottom of the side surface of the switching block 6 close to the electric core positioning plate 2 is provided with a right-angle notch 61, the side surface is in a stepped surface structure, and the first upper cutter 51 is embedded and fixed in the right-angle notch 61. Alternatively, the structure of the second cylinder 42 driving the second upper cutter 52 is the same as the structure of the first cylinder 41 driving the first upper cutter 51.

As shown in fig. 3, a sliding groove 62 is provided on a side of the switching block 6 away from the first upper cutter 51, a sliding rail 63 is slidably provided in the sliding groove 62, and the sliding rail 63 is vertically fixed on the work bench 1. Through the slide rail 63 and the chute 62 which are matched with each other, the transfer block 6 drives the first upper cutter 51 to vertically reciprocate to guide, so that the first upper cutter 51 keeps vertical and stable motion, and the tab cutting quality is ensured.

Optionally, a guide mounting plate 64 is arranged on the working table 1 on the side of the cutting window 11 away from the electric core positioning plate 2, a vertical plate 65 is fixed on the guide mounting plate 64, a reinforcing rib plate 66 is arranged between the vertical plate 65 and the guide mounting plate 64, and the side surface of the vertical plate 65 is used for fixing the sliding rail 63.

The first upper cutter 51 is made of ceramic materials, so that insulation is guaranteed when the electrode lugs are cut, and conduction of the positive electrode lug and the negative electrode lug is avoided. As shown in fig. 4, the second lower cutter 32 is directly fixed on the end surface of the battery core positioning plate 2 by a screw, and the screw is horizontally arranged.

As shown in fig. 2, at least two second oblong holes 511 are formed in the first upper cutter 51, the length direction of the second oblong holes 511 is along the width direction of the soft package core 9, and the first upper cutter 51 is screwed and fixed on the transfer block 6 through screws passing through the second oblong holes 511. The cutting edges of the first upper cutter 51 and the first lower cutter 31 are both L-shaped, at least two third long circular holes 311 are formed in the first lower cutter 31, the length direction of the third long circular holes 311 is along the width direction of the soft package battery cell 9, and the first lower cutter 31 penetrates through the third long circular holes 311 through screws to be screwed and fixed on the battery cell positioning plate 2.

Generally, the upper and lower cutters of the tab are in the shape of a straight cutting edge, and the positive and negative tabs are cut into straight ends. However, for the convenience of tab welding when the following soft package battery cells 9 are connected in series, a notch needs to be cut at the end of a certain tab, and a welding position is reserved, so that the cutting edges of the first lower cutter 31 and the first upper cutter 51 are set to be L-shaped, and the L-shaped is projected onto a horizontal plane. Optionally, the cutting edges of the second upper cutter 52 and the second lower cutter 32 are both in a straight shape, and the cutting edges of the first upper cutter 51 and the second upper cutter 52 have a certain inclination angle in the vertical direction, so as to facilitate quick cutting.

Through second slotted hole 511 and screw, fix the adjustable position of first upper slitter 51 on the switching piece 6, through third slotted hole 311 and screw, fix the adjustable position of first lower slitter 31 on electric core locating plate 2, and the width direction of adjusting the direction all along soft-packaged electric core 9 can adapt to the electric core production demand of different positive negative ear intervals.

In order to adjust the first upper cutter 51 which is matched with the L-shaped cutting edge, as shown in fig. 5, a step surface 23 is provided at the end of the cell positioning plate 2 fixedly connected with the first lower cutter 31, the first lower cutter 31 is fixed on the step surface 23, and the second long circular hole 511 is provided on the top surface of the first lower cutter 31.

As shown in fig. 2, two side supporting plates 12 are respectively disposed on two sides of the bottom surface of the working table plate 1, a drawer 8 is disposed between the two side supporting plates 12, and the drawer 8 has two accommodating compartments, which are respectively opposite to the first lower cutter 31 and the second lower cutter 32. The waste materials of the anode and cathode ears are respectively recovered through the two containing bins of the drawer 8 for recycling.

Alternatively, as shown in fig. 7, a cover plate is disposed between the ends of the side connecting plates 71, and the side connecting plates 71, the cover plate and the top mounting plate 7 form a protective cover for shielding and protecting the moving assembly 4, the lower cutter set 3 and the upper cutter set 5.

During the use, put soft-packaged electrical core 9 between two spacing 21 of electric core locating plate 2 to promote soft-packaged electrical core 9 forward and make its main part and convex shoulder 22 offset spacing, at this moment, the positive negative pole ear of soft-packaged electrical core 9 moves respectively to first under cutter 31 and second under cutter 32 on; then, the first air cylinder 41 and the second air cylinder 42 are started, the transfer block 6 is pushed to move downwards along the slide rail 63, the first upper cutter 51 and the second upper cutter 52 cut the tab downwards, the tab waste materials which are cut off enter the accommodating bin corresponding to the drawer 8 from the cutting window 11, and the moving assembly 4 resets to finish one-time cutting. When the cutting length of the lug is required to be adjusted, the fastening screw of the first long circular hole 211 is unscrewed, the front and rear positions of the limiting strip 21 are adjusted, the screw is screwed, the cutting length of the lug of the soft-package battery cell 9 can be adjusted, and different lug lengths can be cut according to different projects. In addition, when the specification and the model of the soft package battery cell 9 are changed and the tab spacing is changed, the second upper cutter 52 is a straight cutting edge and has a longer length, so that the tab can be normally cut without adjustment; however, the first upper cutter 51 is an L-shaped cutting edge, and generally needs to be adjusted adaptively, and the screw in the third oblong hole 311 can be loosened to move the first lower cutter 31 left and right on the step surface 23 for adjustment. Compared with the prior art, the utility model has simple structure, convenient operation and debugging and low cost; for small-batch and multi-variety order structures, the method has important production practice significance.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the protection scope thereof, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: various changes, modifications and equivalents may occur to those skilled in the art upon reading the disclosure, which fall within the scope of the appended claims.

Claims

1. The cutting device for the soft package battery cell lug is characterized by comprising a working table plate (1), a hole is formed in the middle of the working table plate (1) to form a cutting window (11), a battery cell positioning plate (2) is arranged on the working table plate (1) on one side of the cutting window (11), a lower cutter set (3) is arranged on the side edge, close to the cutting window (11), of the battery cell positioning plate (2), a moving assembly (4) is arranged at the top of the cutting window (11), an upper cutter set (5) is arranged at the output end of the moving assembly (4), two limiting strips (21) are respectively arranged on two sides of the top surface of the battery cell positioning plate (2), the two limiting strips (21) are oppositely arranged in parallel along the length direction of the battery cell (9), each limiting strip (21) respectively extends towards the opposite side at the end part, close to the cutting window (11), to form a convex shoulder (22), the distance between the two convex shoulders (22) is smaller than the width of the soft package battery cell (9), so that the soft package battery cell (9) placed on the battery cell positioning plate (2) is in contact with the end part of the soft package battery cell (22), and at least one of the first limiting strip (21) is arranged between the upper cutter set and the upper cutter set of the upper cutter set (11), the length direction of the first long round hole (211) is along the length direction of the limiting strip (21), and the limiting strip (21) penetrates through the first long round hole (211) through a screw to be screwed and fixed on the battery core positioning plate (2).

2. The soft-package battery cell tab cutting device according to claim 1, wherein the moving assembly (4) comprises a first air cylinder (41) and a second air cylinder (42) which are arranged side by side at intervals in the width direction of the soft-package battery cell (9), the upper cutter group (5) comprises a first upper cutter (51) and a second upper cutter (52), the lower cutter group (3) comprises a first lower cutter (31) matched with the first upper cutter (51) and a second lower cutter (32) matched with the second upper cutter (52), the first air cylinder (41) drives the first upper cutter (51) to move vertically, and the second air cylinder (42) drives the second upper cutter (52) to move vertically.

3. The soft-package battery core tab cutting device according to claim 2, wherein a switching block (6) is fixed at the bottom end of the push rod of the first cylinder (41), the switching block (6) is square, the switching block (6) is close to the bottom of the side surface of the battery core positioning plate (2) and is provided with a right-angle notch (61), so that the side surface is of a stepped surface structure, and the first upper cutter (51) is embedded and fixed in the right-angle notch (61).

4. The soft package cell tab cutting device according to claim 3, wherein a sliding groove (62) is formed in a side surface of the transfer block (6) away from the first upper cutter (51), a sliding rail (63) is slidably arranged in the sliding groove (62), and the sliding rail (63) is vertically fixed on the working platen (1).

5. The soft-package cell tab cutting device according to claim 4, wherein a guide mounting plate (64) is disposed on the workbench plate (1) on a side of the cutting window (11) away from the cell positioning plate (2), a vertical plate (65) is fixed on the guide mounting plate (64), a reinforcing rib plate (66) is disposed between the vertical plate (65) and the guide mounting plate (64), and a side surface of the vertical plate (65) is used for fixing the slide rail (63).

6. The soft-package cell tab cutting device according to claim 3, wherein the first upper cutter (51) is made of a ceramic material, at least two second oblong holes (511) are formed in the first upper cutter (51), the length direction of the second oblong holes (511) is along the width direction of the soft-package cell (9), and the first upper cutter (51) is screwed and fixed on the adapter block (6) through a screw passing through the second oblong holes (511).

7. The soft-package battery cell tab cutting device according to claim 6, wherein the cutting edges of the first upper cutter (51) and the first lower cutter (31) are both L-shaped, the first lower cutter (31) is provided with at least two third long circular holes (311), the length direction of the third long circular holes (311) is along the width direction of the soft-package battery cell (9), and the first lower cutter (31) penetrates through the third long circular holes (311) through screws and is screwed and fixed on the battery cell positioning plate (2).

8. The soft-package battery cell tab cutting device according to claim 7, wherein a step surface (23) is arranged at the end of the battery cell positioning plate (2) fixedly connected with the first lower cutter (31), the first lower cutter (31) is fixed on the step surface (23), and the second long circular hole (511) is arranged on the top surface of the first lower cutter (31).

9. The soft package battery core tab cutting device according to claim 2, wherein two side support plates (12) are respectively disposed on two sides of the bottom surface of the working platen (1), a drawer (8) is disposed between the two side support plates (12), and the drawer (8) has two accommodating chambers, which are respectively opposite to the first lower cutter (31) and the second lower cutter (32).

10. The soft-package battery cell tab cutting device according to claim 1, wherein a top mounting plate (7) is arranged at the top of the working platen (1), one side connecting plate (71) is respectively arranged on two sides of the bottom surface of the top mounting plate (7), the bottom surfaces of the side connecting plates (71) are fixed on two sides of the working platen (1), and the moving assembly (4) is arranged at the bottom of the top mounting plate (7).