CN212366026U - Pole piece material-breaking butt joint device - Google Patents
Pole piece material-breaking butt joint device Download PDFInfo
- Publication number
- CN212366026U CN212366026U CN202021380925.0U CN202021380925U CN212366026U CN 212366026 U CN212366026 U CN 212366026U CN 202021380925 U CN202021380925 U CN 202021380925U CN 212366026 U CN212366026 U CN 212366026U
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- Prior art keywords
- electric telescopic
- telescopic rod
- output shaft
- transverse plate
- pole piece
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- 210000001503 joint Anatomy 0.000 title claims abstract description 25
- 238000005520 cutting process Methods 0.000 claims abstract description 31
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 abstract description 8
- 239000012634 fragment Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 238000004804 winding Methods 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model provides a pole piece material breakage butt joint device, which comprises a frame for conveying pole pieces through a stick, a transverse plate arranged at the top of the frame for conveying the pole pieces, and a butt joint module arranged on the transverse plate and matched with the pole pieces; the butt joint module comprises a first electric telescopic rod, a second electric telescopic rod, a third electric telescopic rod, a fourth electric telescopic rod, a first through hole, a second through hole, a third through hole, a fourth through hole which is arranged on the transverse plate and is matched with the output shaft of the fourth electric telescopic rod, a first limiting pressure rod arranged between the upper end of the output shaft of the first electric telescopic rod and the upper end of the output shaft of the second electric telescopic rod, a second limiting pressure rod arranged between the upper end of the output shaft of the third electric telescopic rod and the upper end of the output shaft of the fourth electric telescopic rod, and a cutting seam arranged on the transverse plate. Through, can dock extremely fragment material conveniently, high-efficiently.
Description
Technical Field
The utility model belongs to the technical field of lithium cell processing, in particular to pole piece expects interfacing apparatus absolutely.
Background
In production, the cathode sheet, the anode sheet and the isolating film of the soft package lithium battery are prepared by winding and forming. Because the volume of the winding machine is large, the transition interval from the pole piece preparation position to the battery winding position is long, and the pole pieces need to bypass a plurality of rollers in the long interval and finally are collected to the winding position. In the process of winding the battery, due to a plurality of factors such as overlarge tension, pole piece position deviation and the like, the pole piece is sometimes broken at the middle position of a certain roller, and once the pole piece is broken, great inconvenience is brought to production. Form two fragments after the pole piece disconnection, adopt artifical manual two fragments that come the butt joint disconnection pole piece at present completely, the workman need draw the broken head of two fragments to disconnection position reuse sticky tape butt joint, and this process is consuming time longer and inconvenient operation.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a to prior art's not enough, provide a pole piece disconnected material interfacing apparatus, can dock pole piece material conveniently, high-efficiently.
In order to solve the technical problem, the utility model discloses a technical scheme is: a pole piece material breaking butt joint device comprises a rack for conveying pole pieces through a stick, a transverse plate arranged at the top of the rack for conveying the pole pieces, and a butt joint module arranged on the transverse plate and matched with the pole pieces;
the butt joint module comprises a first electric telescopic rod arranged at the rear end of the left side of the bottom of the transverse plate, a second electric telescopic rod arranged at the front end of the left side of the bottom of the transverse plate, a third electric telescopic rod arranged at the rear end of the right side of the bottom of the transverse plate, a fourth electric telescopic rod arranged at the front end of the right side of the bottom of the transverse plate, a first through hole arranged on the transverse plate and matched with an output shaft of the first electric telescopic rod, a second through hole arranged on the transverse plate and matched with an output shaft of the second electric telescopic rod, a third through hole arranged on the transverse plate and matched with an output shaft of the third electric telescopic rod, a fourth through hole arranged on the transverse plate and matched with an output shaft of the fourth electric telescopic rod, a first limiting pressure rod arranged between the upper end of the output shaft of the first electric telescopic rod and the upper end of the output shaft of the second electric telescopic rod, a second limiting pressure rod arranged between the upper end of the output shaft of the third electric telescopic rod, And a cutting seam arranged on the transverse plate.
Furthermore, the cutting seams penetrate through the transverse plate up and down.
Further, a first rubber gasket for increasing friction force is further arranged at the bottom of the first limiting pressure rod; and a second rubber gasket used for increasing the friction force is also arranged at the bottom of the second limiting compression rod.
Furthermore, a first fixing frame used for fixing with the first electric telescopic rod, a second fixing frame used for fixing with the second electric telescopic rod, a third fixing frame used for fixing with the third electric telescopic rod and a fourth fixing frame used for fixing with the fourth electric telescopic rod are arranged at the bottom of the transverse plate.
Furthermore, the first electric telescopic rod is clamped with the first fixing frame, and the joint of the first electric telescopic rod and the first fixing frame is fixed through a screw; the second electric telescopic rod is clamped with the second fixing frame, and the joint of the second electric telescopic rod and the second fixing frame is fixed through a screw; the third electric telescopic rod is clamped with the third fixing frame, and the joint of the third electric telescopic rod and the third fixing frame is fixed through a screw; the fourth electric telescopic rod is connected with the fourth fixing frame in a clamping mode, and the joint of the fourth electric telescopic rod and the fourth fixing frame is fixed through screws.
Furthermore, four corners of the transverse plate are fixedly connected with the rack through inner hole bolts.
Furthermore, the bottom of the first limiting compression bar is provided with a first mounting hole matched with the output shaft of the first electric telescopic rod and a second mounting hole matched with the output shaft of the second electric telescopic rod, and the bottom of the second limiting compression bar is provided with a third mounting hole matched with the output shaft of the third electric telescopic rod and a fourth mounting hole matched with the output shaft of the fourth electric telescopic rod.
Further, an output shaft of the first electric telescopic rod is clamped with a first limiting pressure rod through a first mounting hole, an output shaft of the second electric telescopic rod is clamped with the first limiting pressure rod through a second mounting hole, an output shaft of the third electric telescopic rod is clamped with a second limiting pressure rod through a third mounting hole, an output shaft of the fourth electric telescopic rod is clamped with the second limiting pressure rod through a fourth mounting hole, and the end parts of the first limiting pressure rod and the second limiting pressure rod are respectively provided with an inner hole bolt; the hole bolt runs through the tip of first spacing depression bar and is connected and then with first electric telescopic handle's output shaft and is in the same place first spacing depression bar is fixed with first electric telescopic handle's output shaft, the hole bolt runs through the tip of first spacing depression bar and is connected and then is in the same place first spacing depression bar and second electric telescopic handle's output shaft with second electric telescopic handle's output shaft, the hole bolt runs through the tip of second spacing depression bar and is connected and then is in the same place second spacing depression bar and third electric telescopic handle's output shaft is fixed, the hole bolt runs through the tip of second spacing depression bar and is connected and then is in the same place second spacing depression bar and fourth electric telescopic handle's output shaft is fixed.
Compared with the prior art, the beneficial effects of the utility model are as follows: firstly, in the process of conveying the pole pieces, after the pole pieces become a first pole piece positioned on the left side of the cutting seam and a second pole piece positioned on the right side of the cutting seam due to fracture, the end parts of the first pole piece and the second pole piece positioned on the left side of the cutting seam can be pressed and fixed through the matching of a first electric telescopic rod, a second electric telescopic rod, a first limit pressure rod and a first rubber gasket, the end parts of the second pole piece positioned on the left side and the right side of the cutting seam can be pressed and fixed through the matching of a third electric telescopic rod, a fourth electric telescopic rod, a first limit pressure rod and a second rubber gasket, then the first pole piece or the second pole piece can be pressed and fixed without hands, a cutter is directly cut through the cutting seam to cut off the redundant parts of the first pole piece and the second pole piece, the new end parts of the first pole piece and the second pole piece can become parallel and level, and can be automatically aligned, and then, the redundant parts of the first pole piece and the second pole piece which are cut off are avoided, the new end parts of the first pole piece and the second pole piece are bonded and fixed by using an adhesive tape, so that how to realize butt joint and fixation of the broken materials of the pole pieces and the conveying of the pole pieces can be continued.
Secondly, if the cutting seam is of a non-penetrating structure, in order to avoid the damage of the cutting knife and the cutting seam caused by the contact of the cutting knife and the bottom of the cutting seam, the depth of the cutting knife inserted into the cutting seam must be controlled, or a corresponding blocking structure needs to be arranged on the cutting knife, so that the contact of the cutting knife and the bottom of the cutting seam caused by the over-depth insertion of the cutting knife into the cutting seam is avoided; in addition, the cutting seam is of a non-penetrating structure, and scraps generated in the process of cutting the pole piece can fall into the cutting seam, so that time and labor are wasted in the process of cleaning the scraps, and even if the scraps are cleaned in a mode of detaching the two transverse plates, part of the scraps still remain in the cutting seam and are difficult to clean; but the joint cutting process of the utility model can penetrate the transverse plate from top to bottom, thereby overcoming the defects.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a front sectional view of the present invention.
Fig. 2 is a schematic view of the rear sectional structure of the present invention.
Fig. 3 is a schematic top view of the present invention.
Fig. 4 is a schematic side view of the cross-sectional structure of the present invention.
Fig. 5 is a left side view schematic sectional structure of the present invention.
Fig. 6 is a schematic view of the right-side sectional structure of the present invention.
In the figure: 1. a frame; 2. a transverse plate; 3. a first electric telescopic rod; 4. a second electric telescopic rod; 5. a third electric telescopic rod; 6. a fourth electric telescopic rod; 7. a first through hole; 8. a second through hole; 9. a third through hole; 10. a fourth via hole; 11. a first limit pressure lever; 12. a second limiting pressure lever; 13. cutting gaps; 14. a first rubber gasket; 15. a second rubber gasket; 16. a first fixing frame; 17. a second fixing frame; 18. a third fixing frame; 19. a fourth fixing frame; 20. a first mounting hole; 21. a second mounting hole; 22. a third mounting hole; 23. a fourth mounting hole; 24. a first pole piece; 25. a second pole piece.
Detailed Description
For a better understanding of the present invention, the contents of the present invention will be further clarified below by referring to examples, but the present invention is not limited to the following examples. In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details.
As shown in fig. 1-6, a pole piece material breakage butt joint device comprises a frame 1 for conveying pole pieces through a stick, a transverse plate 2 arranged at the top of the frame 1 for conveying the pole pieces, and a butt joint module arranged on the transverse plate 2 and matched with the pole pieces;
the butt joint module comprises a first electric telescopic rod 3 arranged at the rear end of the left side of the bottom of a transverse plate 2, a second electric telescopic rod 4 arranged at the front end of the left side of the bottom of the transverse plate 2, a third electric telescopic rod 5 arranged at the rear end of the right side of the bottom of the transverse plate 2, a fourth electric telescopic rod 6 arranged at the front end of the right side of the bottom of the transverse plate 2, a first through hole 7 arranged on the transverse plate 2 and matched with an output shaft of the first electric telescopic rod 3, a second through hole 8 arranged on the transverse plate 2 and matched with an output shaft of the second electric telescopic rod 4, a third through hole 9 arranged on the transverse plate 2 and matched with an output shaft of the third electric telescopic rod 5, a fourth through hole 10 arranged on the transverse plate 2 and matched with an output shaft of the fourth electric telescopic rod 6, and a first limiting pressure rod 11 arranged between the upper end of the output shaft of the first electric telescopic rod 3 and the upper end of the output shaft of, The second limiting pressure rod 12 is arranged between the upper end of the output shaft of the third electric telescopic rod 5 and the upper end of the output shaft of the fourth electric telescopic rod 6, and the cutting seam 13 is arranged on the transverse plate.
The cutting slits 13 penetrate through the transverse plate 2 up and down.
The bottom of the first limiting compression bar 11 is also provided with a first rubber gasket 14 for increasing friction force; the bottom of the second limit pressure lever 12 is also provided with a second rubber gasket 15 for increasing the friction force.
The bottom of the transverse plate 2 is provided with a first fixing frame 16 for fixing with the first electric telescopic rod 3, a second fixing frame 17 for fixing with the second electric telescopic rod 4, a third fixing frame 18 for fixing with the third electric telescopic rod 5 and a fourth fixing frame 19 for fixing with the fourth electric telescopic rod 6.
The first electric telescopic rod 3 is clamped with the first fixing frame 16, and the joint of the first electric telescopic rod 3 and the first fixing frame 16 is fixed through a screw; the second electric telescopic rod 4 is clamped with the second fixing frame 17, and the joint of the second electric telescopic rod 4 and the second fixing frame 17 is fixed through a screw; the third electric telescopic rod 5 is clamped with the third fixing frame 18, and the joint of the third electric telescopic rod 5 and the third fixing frame 18 is fixed through a screw; the fourth electric telescopic rod 6 is connected with the fourth fixing frame 19 in a clamping mode, and the joint of the fourth electric telescopic rod 6 and the fourth fixing frame 19 is fixed through screws.
Four corners of the transverse plate 2 are fixedly connected with the rack 1 through inner hole bolts.
The bottom of the first limiting compression bar 11 is provided with a first mounting hole 20 matched with the output shaft of the first electric telescopic rod 3 and a second mounting hole 21 matched with the output shaft of the second electric telescopic rod 4, and the bottom of the second limiting compression bar 12 is provided with a third mounting hole 22 matched with the output shaft of the third electric telescopic rod 5 and a fourth mounting hole 23 matched with the output shaft of the fourth electric telescopic rod 6.
The output shaft of the first electric telescopic rod 3 is clamped with the first limiting pressure rod 11 through a first mounting hole 20, the output shaft of the second electric telescopic rod 4 is clamped with the first limiting pressure rod 11 through a second mounting hole 21, the output shaft of the third electric telescopic rod 5 is clamped with the second limiting pressure rod 12 through a third mounting hole 22, the output shaft of the fourth electric telescopic rod 6 is clamped with the second limiting pressure rod 12 through a fourth mounting hole 23, and the end parts of the first limiting pressure rod 11 and the second limiting pressure rod 12 are respectively provided with an inner hole bolt; the hole bolt runs through the tip of first spacing depression bar 11 and is connected and then fixed together with the output shaft of first electric telescopic handle 3 with the output shaft of first spacing depression bar 11 with first electric telescopic handle 3, the hole bolt runs through the tip of first spacing depression bar 11 and is connected and then is fixed together with the output shaft of second electric telescopic handle 4 with the output shaft of first spacing depression bar 11 with second electric telescopic handle 4, the hole bolt runs through the tip of second spacing depression bar 12 and is connected and then is fixed together with the output shaft of third electric telescopic handle 5 with the output shaft of second spacing depression bar 12 with third electric telescopic handle 5, the hole bolt runs through the tip of second spacing depression bar 12 and is connected and then is fixed together with the output shaft of fourth electric telescopic handle 6 with the output shaft of second spacing depression bar 12 with fourth electric telescopic handle 6.
Specifically, when the pole pieces are changed into the first pole piece 24 positioned on the left side of the slit and the second pole piece 25 positioned on the right side of the slit due to fracture in the conveying process, the roller is only required to pause working, namely, the conveying of the pole pieces is paused, and then, the first pole piece 24 and the second pole piece 25 are both pulled to the upper side of the transverse plate 2, the fracture of the first pole piece 24 rightwards crosses the slit 13 and moves to the lower side of the second limit pressure rod 12, so that the end part of the second pole piece 25 leftwards crosses the slit and moves to the lower side of the first limit pressure rod 11.
Subsequently, the output shafts of the first electric telescopic rod 3 and the second electric telescopic rod 4 are synchronously shortened by a certain length, so that the first limiting compression bar 11 and the first rubber gasket 14 move downwards, and the end part of the second pole piece 25 and the first pole piece 24 are pressed and fixed.
Make the output shaft of third electric telescopic handle 5, fourth electric telescopic handle 6 all shorten certain length for the equal downstream of second spacing depression bar 12, second rubber gasket 15, and then press fixedly first pole piece 24 tip, second pole piece 25.
Then, the cutting knife is inserted into the slit 13 and is cut from one side of the slit 13 to the other side, so that the redundant part of the second pole piece 25 crossing the slit 13 and crossing the first pole piece 24 can be cut off, and the new end part of the first pole piece 24 and the new end part of the second pole piece 25 can be automatically aligned at the slit.
Then, the excess parts of the first pole piece 24 and the second pole piece 25 which are cut off are avoided, new end parts of the first pole piece 24 and the second pole piece 25 are bonded and fixed by using an adhesive tape, the butt joint of pole piece material breakage can be realized, the excess parts of the first pole piece 24 and the second pole piece 25 which are cut off are removed after the first limiting pressure rod 11 and the second limiting pressure rod 12 are reset upwards, and finally, the pole pieces can be conveyed by using a roller continuously.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. The utility model provides a pole piece expects interfacing apparatus absolutely which characterized in that: the pole piece butt joint device comprises a rack for conveying pole pieces through a stick, a transverse plate arranged at the top of the rack and used for conveying the pole pieces, and a butt joint module arranged on the transverse plate and matched with the pole pieces;
the butt joint module comprises a first electric telescopic rod arranged at the rear end of the left side of the bottom of the transverse plate, a second electric telescopic rod arranged at the front end of the left side of the bottom of the transverse plate, a third electric telescopic rod arranged at the rear end of the right side of the bottom of the transverse plate, a fourth electric telescopic rod arranged at the front end of the right side of the bottom of the transverse plate, a first through hole arranged on the transverse plate and matched with an output shaft of the first electric telescopic rod, a second through hole arranged on the transverse plate and matched with an output shaft of the second electric telescopic rod, a third through hole arranged on the transverse plate and matched with an output shaft of the third electric telescopic rod, a fourth through hole arranged on the transverse plate and matched with an output shaft of the fourth electric telescopic rod, a first limiting pressure rod arranged between the upper end of the output shaft of the first electric telescopic rod and the upper end of the output shaft of the second electric telescopic rod, a second limiting pressure rod arranged between the upper end of the output shaft of the third electric telescopic rod, And a cutting seam arranged on the transverse plate.
2. The pole piece breakage butt joint device of claim 1, wherein: the cutting seam penetrates through the transverse plate up and down.
3. The pole piece breakage butt joint device of claim 2, wherein: the bottom of the first limiting compression bar is also provided with a first rubber gasket for increasing the friction force; and a second rubber gasket used for increasing the friction force is also arranged at the bottom of the second limiting compression rod.
4. The pole piece breakage butt joint device of claim 3, wherein: the bottom of the transverse plate is provided with a first fixing frame used for fixing with the first electric telescopic rod, a second fixing frame used for fixing with the second electric telescopic rod, a third fixing frame used for fixing with the third electric telescopic rod and a fourth fixing frame used for fixing with the fourth electric telescopic rod.
5. The pole piece breakage butt joint device of claim 4, wherein: the first electric telescopic rod is clamped with the first fixing frame, and the joint of the first electric telescopic rod and the first fixing frame is fixed through a screw; the second electric telescopic rod is clamped with the second fixing frame, and the joint of the second electric telescopic rod and the second fixing frame is fixed through a screw; the third electric telescopic rod is clamped with the third fixing frame, and the joint of the third electric telescopic rod and the third fixing frame is fixed through a screw; the fourth electric telescopic rod is connected with the fourth fixing frame in a clamping mode, and the joint of the fourth electric telescopic rod and the fourth fixing frame is fixed through screws.
6. The pole piece breakage butt joint device of claim 5, wherein: and four corners of the transverse plate are fixedly connected with the rack through inner hole bolts.
7. The pole piece breakage butt joint device of claim 6, wherein: the bottom of the first limiting compression bar is provided with a first mounting hole matched with the output shaft of the first electric telescopic rod and a second mounting hole matched with the output shaft of the second electric telescopic rod, and the bottom of the second limiting compression bar is provided with a third mounting hole matched with the output shaft of the third electric telescopic rod and a fourth mounting hole matched with the output shaft of the fourth electric telescopic rod.
8. The pole piece breakage butt joint device of claim 7, wherein: the output shaft of the first electric telescopic rod is clamped with the first limiting pressure rod through a first mounting hole, the output shaft of the second electric telescopic rod is clamped with the first limiting pressure rod through a second mounting hole, the output shaft of the third electric telescopic rod is clamped with the second limiting pressure rod through a third mounting hole, the output shaft of the fourth electric telescopic rod is clamped with the second limiting pressure rod through a fourth mounting hole, and the end parts of the first limiting pressure rod and the second limiting pressure rod are respectively provided with an inner hole bolt; the hole bolt runs through the tip of first spacing depression bar and is connected and then with first electric telescopic handle's output shaft and is in the same place first spacing depression bar is fixed with first electric telescopic handle's output shaft, the hole bolt runs through the tip of first spacing depression bar and is connected and then is in the same place first spacing depression bar and second electric telescopic handle's output shaft with second electric telescopic handle's output shaft, the hole bolt runs through the tip of second spacing depression bar and is connected and then is in the same place second spacing depression bar and third electric telescopic handle's output shaft is fixed, the hole bolt runs through the tip of second spacing depression bar and is connected and then is in the same place second spacing depression bar and fourth electric telescopic handle's output shaft is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021380925.0U CN212366026U (en) | 2020-07-14 | 2020-07-14 | Pole piece material-breaking butt joint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021380925.0U CN212366026U (en) | 2020-07-14 | 2020-07-14 | Pole piece material-breaking butt joint device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212366026U true CN212366026U (en) | 2021-01-15 |
Family
ID=74130842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021380925.0U Active CN212366026U (en) | 2020-07-14 | 2020-07-14 | Pole piece material-breaking butt joint device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212366026U (en) |
-
2020
- 2020-07-14 CN CN202021380925.0U patent/CN212366026U/en active Active
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A device for docking polar fragments Granted publication date: 20210115 Pledgee: Henan Dengzhou Rural Commercial Bank Co.,Ltd. Pledgor: Dengzhou Junda new energy Co.,Ltd. Registration number: Y2024980003955 |