CN115213982B - Lower die structure of battery pole piece cutting die with scraping-preventing device - Google Patents
Lower die structure of battery pole piece cutting die with scraping-preventing device Download PDFInfo
- Publication number
- CN115213982B CN115213982B CN202210932233.XA CN202210932233A CN115213982B CN 115213982 B CN115213982 B CN 115213982B CN 202210932233 A CN202210932233 A CN 202210932233A CN 115213982 B CN115213982 B CN 115213982B
- Authority
- CN
- China
- Prior art keywords
- lifting
- cutting die
- groove
- lower die
- prevention device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007790 scraping Methods 0.000 claims abstract description 35
- 230000002265 prevention Effects 0.000 claims abstract description 32
- 239000000428 dust Substances 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 18
- 230000003678 scratch resistant effect Effects 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052799 carbon Inorganic materials 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 1
- 238000009423 ventilation Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/44—Cutters therefor; Dies therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/18—Means for removing cut-out material or waste
- B26D7/1818—Means for removing cut-out material or waste by pushing out
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The application provides a battery pole piece cutting die's of device lower mould structure is prevented in area, including lower cutting die bottom plate, lower cutting die medium plate, lower cutting die board and prevent scraping the device, prevent scraping the device and include that at least one lifts material piece, installation strip, guide pillar, spring, stop bolt and fixed strip. This application is through setting up first mounting groove and second mounting groove on lower cutting die bottom plate, when dismantling the scraping prevention device and dismantle, need not to dismantle the cutting die, can directly dismantle the scraping prevention device from the bottom of cutting die bottom down, when dismantling, dismantle the fixed strip of scraping prevention device from the third mounting groove at first, thereby can be quick lift the piece with the piece of scraping prevention device, the mounting bar, the guide pillar, spring and stop bolt dismantle out through first mounting groove and second mounting groove, thereby great convenience the workman dismantle the scraping prevention device, need not dismantle the cutting die board down, after the carbon dust in scraping prevention device and the cutting die has been accomplished in the clearance, can be fast with scraping prevention device dress back mould, thereby workman's intensity of labour has been saved.
Description
Technical Field
The application relates to the field of battery pole piece cutting dies, in particular to a lower die structure of a battery pole piece cutting die with a scratch-resistant device.
Background
The utility model relates to a high-precision deviation rectifying and die cutting device for pole pieces, which has the following authorized bulletin number: CN210025528U, a forming die and a cutting die are respectively and transversely symmetrically provided with two lifting blocks, the lifting blocks are arranged to lift the pole piece, the notch of the pole piece after die cutting is prevented from being blocked into a knife edge, and the lifting blocks can compress a pressure spring to be received in the mounting groove when the forming die and the cutting die are pressed. When the battery pole piece is cut, carbon powder enters the lower cutting die through the grooves of the mounting lifting block and is attached to the lifting block in the grooves, so that the lifting block is easy to clamp and lift, when the carbon powder needs to be cleaned, the lower cutting die and the carbon powder on the lifting block can be cleaned after the lower cutting die is generally required to be disassembled, but when the lower cutting die is mounted, the carbon powder needs to be re-aligned with the upper cutting die, and the labor intensity of workers is greatly increased.
Disclosure of Invention
The utility model aims to provide a lower die structure of a battery pole piece cutting die with a scratch-resistant device, which can reduce the labor intensity of workers.
In order to achieve the above object, the present application provides the following technical solutions:
the lower die structure of the battery pole piece cutting die with the scraping prevention device comprises a lower die bottom plate, a lower die middle plate, a lower die plate and the scraping prevention device, wherein the lower die bottom plate, the lower die middle plate and the lower die plate are sequentially arranged from bottom to top, the scraping prevention device comprises at least one lifting block, a mounting strip, a guide post, a spring, a limit bolt and a fixing strip, the lifting block is mounted on the mounting strip, the lower end of the guide post is mounted on the fixing strip, the mounting strip is provided with a guide hole corresponding to the guide post, the mounting strip can do lifting motion along the guide post through the guide hole, the upper end of the spring is mounted at the bottom of the mounting strip, the lower end of the spring is mounted on the upper surface of the fixing strip, the lower end of the limit bolt is mounted on the fixing strip, the upper end of the limit bolt can limit the descending height of the mounting strip, the lower die plate is correspondingly provided with a first clearance groove, the lifting block can do lifting motion in the first clearance groove, the lower die plate is correspondingly provided with a second clearance groove, the lifting block can do lifting motion in the second clearance groove, the bottom of the lower die plate is also provided with a first mounting groove for accommodating the mounting strip, the upper surface of the lower die plate is correspondingly provided with a second mounting groove for accommodating the mounting strip, the mounting strip can do lifting motion in the first mounting groove and the second mounting groove, the bottom of the second mounting groove is provided with a third mounting groove for accommodating the fixing strip, the fixing strip is detachably mounted in the third mounting groove, and the first mounting groove, the second mounting groove and the third mounting groove are mutually communicated.
Further, a cutter groove is formed in the lower cutter template, a plurality of dust removing holes are formed in the surrounding of the cutter groove, and each dust removing hole is correspondingly communicated with a first dust removing channel.
Further, a first ventilation runner is arranged on the upper surface of the lower cutting die middle plate around the second clearance groove.
Further, a second ventilation flow passage is formed in the lower surface of the lower cutting die middle plate, and the second ventilation flow passage is communicated with the first ventilation flow passage.
The beneficial effects of this application are:
this application is through setting up first mounting groove and second mounting groove on lower cutting die bottom plate, when dismantling the scraping prevention device and dismantle, need not to dismantle the cutting die, can directly dismantle the scraping prevention device from the bottom of cutting die bottom down, when dismantling, dismantle the fixed strip of scraping prevention device from the third mounting groove at first, thereby can be quick lift the piece with the piece of scraping prevention device, the mounting bar, the guide pillar, spring and stop bolt dismantle out through first mounting groove and second mounting groove, thereby great convenience the workman dismantle the scraping prevention device, need not dismantle the cutting die board down, after the carbon dust in scraping prevention device and the cutting die has been accomplished in the clearance, can be fast with scraping prevention device dress back mould, thereby workman's intensity of labour has been saved.
Drawings
Fig. 1 is a schematic structural diagram of a lower die structure of a battery pole piece cutting die with a scratch-resistant device according to an embodiment of the present application;
fig. 2 is a top view of a lower die structure of a battery pole piece cutting die with a scratch-resistant device according to an embodiment of the present application;
FIG. 3 is a cross-sectional view at A-A of FIG. 2;
FIG. 4 is a cross-sectional view of FIG. 2 at B-B;
fig. 5 is a schematic perspective view of a scratch-proof device of a battery pole piece cutting die with a scratch-proof device according to an embodiment of the present application;
fig. 6 is a schematic perspective view of a block lifting structure of a scraping prevention device of a battery pole piece cutting die with a scraping prevention device according to an embodiment of the present application;
fig. 7 is a schematic perspective view of a lower blade template of a battery pole piece cutting die with a scratch-resistant device according to an embodiment of the present application;
fig. 8 is a schematic perspective view of a lower blade template of a battery pole piece cutting die with a scratch-resistant device according to an embodiment of the present application;
fig. 9 is a top view of a lower blade template of a battery pole piece cutting die with a scratch-resistant device according to an embodiment of the present application;
FIG. 10 is a cross-sectional view at C-C of FIG. 9;
FIG. 11 is a cross-sectional view of FIG. 9 at D-D;
fig. 12 is a schematic view of a front-up perspective structure of a lower die plate of a battery pole piece cutting die with a scratch-proof device according to an embodiment of the present disclosure;
fig. 13 is a schematic view of a front-up perspective structure of a lower die bottom plate of a battery pole piece cutting die with a scratch-resistant device according to an embodiment of the present disclosure;
reference numerals illustrate:
1. a lower cutting die bottom plate; 2. a lower cutting die middle plate; 3. a lower cutter template; 4. a scratch-resistant device;
41. lifting the material block; 42. a mounting bar; 43. a guide post; 44. a spring; 45. a limit bolt; 46. a fixing strip;
421. a guide hole;
31. a first clearance groove;
21. a second clearance groove; 22. a first mounting groove; 23. a first vent flow path; 24. a second ventilation flow path;
11. a second mounting groove; 12. a third mounting groove; 13. a cutter groove; 14. dust removal holes; 15. a first dust removal channel;
411. a material lifting part; 412. a vertical portion; 413. a first inclined surface; 414. a second inclined surface;
Detailed Description
The terminology used in the description of the embodiments of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application, as will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, a lower die structure of a battery pole piece cutting die with a scraping prevention device comprises a lower die bottom plate 1, a lower die middle plate 2, a lower die plate 3 and a scraping prevention device 4, wherein the lower die bottom plate 1, the lower die middle plate 2 and the lower die plate 3 are sequentially arranged from bottom to top.
As shown in fig. 3, 4 and 5, the scraping prevention device 4 comprises at least one lifting block 41, a mounting bar 42, a guide post 43, a spring 44, a limit bolt 45 and a fixing bar 46, wherein the lifting block 41 is transversely and equidistantly mounted on the mounting bar 42, the lower end of the guide post 43 is mounted on the fixing bar 46, the mounting bar 42 is provided with a guide hole 421 corresponding to the guide post 43, the mounting bar 42 can move up and down along the guide post 43 through the guide hole 421, the upper end of the spring 44 is mounted at the bottom of the mounting bar 42, the lower end of the spring 44 is mounted on the upper surface of the fixing bar 46, the lower end of the limit bolt 45 is mounted on the fixing bar 46, and the upper end of the limit bolt 45 can limit the descending height of the mounting bar 42.
As shown in fig. 4, the lower die plate 3 is correspondingly provided with a first avoidance groove 31 corresponding to the material lifting block 41, the material lifting block 41 can move up and down in the first avoidance groove 31, the lower die plate 2 is correspondingly provided with a second avoidance groove 21 corresponding to the material lifting block 41, the material lifting block 41 can move up and down in the second avoidance groove 21, the bottom of the lower die plate 2 is also provided with a first mounting groove 22 for accommodating a mounting bar 42, the upper surface of the lower die bottom plate 1 is provided with a second mounting groove 11 for accommodating the mounting bar 42 corresponding to the first mounting groove 22, the mounting bar 42 can move up and down in the first mounting groove 22 and the second mounting groove 11, the bottom of the second mounting groove 11 is provided with a third mounting groove 12 for accommodating a fixing bar 46, the fixing bar 46 is detachably mounted in the third mounting groove 12, and the first mounting groove 22, the second mounting groove 11 and the third mounting groove 12 are mutually communicated.
This application is through setting up first mounting groove 22 and second mounting groove 11 on lower cutting die bottom plate 1, when dismantling scraping prevention device 4, need not to dismantle the cutting die, can directly dismantle scraping prevention device 4 from the bottom of cutting die bottom down, when dismantling, first dismantle scraping prevention device 4's fixed strip 46 from third mounting groove 12, thereby can be quick lift the piece 41 of scraping prevention device 4, mounting strip 42, guide pillar 43, spring 44 and spacing bolt 45 come out through first mounting groove 22 and second mounting groove 11, thereby great convenience the workman to scraping prevention device 4's dismantlement, need not dismantle cutting die plate 3 down, after scraping prevention device 4 and the carbon dust in the cutting die down of clearance, can be fast with scraping prevention device 4 dress back in the mould, thereby workman's intensity of labour has been saved.
As shown in fig. 6, the material lifting block 41 in this embodiment is a mirror image 7-shaped overall, and includes a material lifting portion 411 and a vertical portion 412, the vertical portion 412 extends downward from a bottom surface of a right side of the material lifting portion 411, and an upper surface of the material lifting portion 411 includes a first inclined surface 413 and a second inclined surface 414.
As shown in fig. 6, the angle a between the first inclined surface 413 and the horizontal plane is 4 ° to 6 °, and the preferred embodiment is that the angle a between the first inclined surface 413 and the horizontal plane is 5 °. If the included angle a between the first inclined plane 413 and the horizontal plane is smaller than 4 degrees, the pole piece is easy to collide with the inner wall of the cutter groove 13 during forward feeding, so that the pole piece is clamped, and if the included angle a between the first inclined plane 413 and the horizontal plane is larger than 6 degrees, the pole piece cut by the cutter is easy to have larger error in size.
As shown in fig. 6, the second inclined plane 414 forms an angle b of 8 ° to 12 ° with respect to the horizontal plane, and the first inclined plane 413 forms an angle b of 10 ° with respect to the horizontal plane in the preferred embodiment.
As shown in fig. 6, if the included angle b between the second inclined plane 414 and the horizontal plane is smaller than 8 °, the pole piece is likely to collide with the first inclined plane 413 during forward feeding, resulting in jamming, and if the included angle b between the second inclined plane 414 and the horizontal plane is larger than 12 °, the pole piece cut by the cutter is likely to have a larger error in size.
As shown in fig. 7, 8, 9 and 10, in this embodiment, the lower blade template 3 is provided with a cutter slot 13, a plurality of dust removal holes 14 are provided around the cutter slot 13, each dust removal hole 14 is correspondingly communicated with a first dust removal channel 15, and in addition, the dust removal holes 14 are arranged obliquely downward, so that the blown dust removal wind is obliquely downward, and therefore, the carbon powder on the cutter and the pole piece can be blown downward rapidly.
As shown in fig. 10, the cross section of the dust removing hole 14 is elliptical, so that the intensity of the dust removing wind can be increased and the dust removing efficiency can be improved.
As shown in fig. 11, in the present embodiment, the upper surface of the lower die middle plate 2 is provided with the first ventilation flow passage 23 around the second clearance groove 21, and the flow passage width of the first ventilation flow passage 23 gradually becomes smaller from the air inlet to the air outlet, so that the pressure of the air pressure in the air outlet direction can be increased, and the dust removal air volume can be enhanced.
As shown in fig. 12, in the present embodiment, the lower surface of the lower die plate 2 is provided with a second vent passage 24, and the second vent passage 24 and the first vent passage 23 communicate with each other.
In the description of the embodiments of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, indirectly connected through an intermediary, or may be in communication with each other between two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the embodiments of the present application will be understood by those of ordinary skill in the art according to the specific circumstances.
The embodiments or implications herein must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the embodiments herein. In the description of the embodiments of the present application, the meaning of "a plurality" is two or more, unless specifically stated otherwise.
The terms first, second, third, fourth and the like in the description and in the claims of embodiments of the application and in the above-described figures, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be capable of implementation in sequences other than those illustrated or described herein, for example. Furthermore, the terms "may include" and "have," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing embodiments are merely illustrative of the technical solutions of the embodiments of the present application, and are not limiting thereof. Although embodiments of the present application have been described in detail with reference to the foregoing embodiments, it will be appreciated by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments may be modified or some or all of the technical features may be replaced with equivalents. Such modifications and substitutions do not depart from the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.
Claims (4)
1. The utility model provides a battery pole piece cuts lower mould structure of mould, its characterized in that are prevented scraping device in area: the scraper comprises a lower die bottom plate, a lower die middle plate, a lower die plate and a scraping prevention device, wherein the lower die bottom plate, the lower die middle plate and the lower die plate are sequentially arranged from bottom to top, the scraping prevention device comprises at least one lifting block, a mounting bar, a guide pillar, a spring, a limiting bolt and a fixing bar, the lifting block is mounted on the mounting bar, the lower end of the guide pillar is mounted on the fixing bar, the mounting bar is provided with a guide hole corresponding to the guide pillar, the mounting bar can do lifting motion along the guide pillar through the guide hole, the upper end of the spring is mounted at the bottom of the mounting bar, the lower end of the spring is mounted on the upper surface of the fixing bar, the lower end of the limiting bolt is mounted on the fixing bar, the upper end of the limiting bolt can limit the descending height of the mounting bar, the lower die plate is correspondingly provided with a first avoiding groove, the lifting block can do lifting motion in the first avoiding groove, the lower die is correspondingly provided with a second avoiding groove, the lifting block can do lifting motion in the second avoiding groove in the second, the lifting block can do lifting motion in the second avoiding groove along the guide pillar, the lifting block can do lifting motion along the guide pillar, the lifting motion can be mounted on the bottom of the second lifting groove, the second lifting groove is also be connected with the second lifting groove, the bottom of the second lifting bolt is provided with the second lifting groove, the lifting groove can be used for limiting the lifting bolt can be provided with a first material block and the lifting groove, and the second lifting groove can be correspondingly arranged on the lifting groove, and the second lifting material block can be correspondingly to the lifting block and the material block are provided with a second lifting block and second lifting material block can are correspondingly are provided with a second lifting material and second lifting material can are provided with a second lifting groove, and second lifting material and a second lifting can are, the included angle a between the first inclined plane and the horizontal plane is 4-6 degrees.
2. The lower die structure of a battery pole piece cutting die with a scratch-resistant device as set forth in claim 1, wherein: the lower cutter template is provided with a cutter groove, a plurality of dust removal holes are formed around the cutter groove, and each dust removal hole is correspondingly communicated with a first dust removal channel.
3. The lower die structure of a battery pole piece cutting die with a scratch-resistant device as claimed in claim 2, wherein: the upper surface of lower cutting die medium plate encircles the second and keeps away the position groove and is provided with first runner that ventilates.
4. The lower die structure of the battery pole piece cutting die with the scraping prevention device according to claim 3, wherein: the lower surface of lower cutting die medium plate is provided with the second runner that ventilates, second runner and first runner that ventilates intercommunication each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210932233.XA CN115213982B (en) | 2022-08-04 | 2022-08-04 | Lower die structure of battery pole piece cutting die with scraping-preventing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210932233.XA CN115213982B (en) | 2022-08-04 | 2022-08-04 | Lower die structure of battery pole piece cutting die with scraping-preventing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115213982A CN115213982A (en) | 2022-10-21 |
| CN115213982B true CN115213982B (en) | 2024-03-22 |
Family
ID=83615725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210932233.XA Active CN115213982B (en) | 2022-08-04 | 2022-08-04 | Lower die structure of battery pole piece cutting die with scraping-preventing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115213982B (en) |
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|---|---|---|---|---|
| JPH1133997A (en) * | 1997-07-18 | 1999-02-09 | U H T Kk | Punch die |
| US5907985A (en) * | 1997-07-22 | 1999-06-01 | International Business Machines Corporation | Punch apparatus with improved slug removal efficiency |
| CN101767154A (en) * | 2010-03-26 | 2010-07-07 | 北京三兴汽车有限公司 | Stepped cylindrical component die for medium plate |
| CN204604443U (en) * | 2015-02-10 | 2015-09-02 | 窦勇 | Shoe-pad cutting mould |
| CN210025528U (en) * | 2019-05-31 | 2020-02-07 | 珠海冠宇电池有限公司 | Pole piece high accuracy cutting device that rectifies |
| CN214313837U (en) * | 2021-01-25 | 2021-09-28 | 四川大千电子科技有限公司 | Material supporting bottom plate assembly suitable for automobile wire harness crimping die |
| CN214724854U (en) * | 2021-01-29 | 2021-11-16 | 东莞塔菲尔新能源科技有限公司 | Cutting die scraping prevention mechanism of tab die cutting machine and tab die cutting machine |
| CN114367574A (en) * | 2022-01-05 | 2022-04-19 | 广东日信高精密科技有限公司 | Battery pole piece die cutting device and die cutting method thereof |
| KR102402099B1 (en) * | 2021-10-15 | 2022-05-25 | (주)영인이엔지 | Mold device of condenser pipe for vehicle |
| CN216801306U (en) * | 2022-01-05 | 2022-06-24 | 广东日信高精密科技有限公司 | Pole piece dust collector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107891088A (en) * | 2017-12-18 | 2018-04-10 | 天津市北方高效石化设备制造有限公司 | Automatic tongue type float valve mould |
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2022
- 2022-08-04 CN CN202210932233.XA patent/CN115213982B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1133997A (en) * | 1997-07-18 | 1999-02-09 | U H T Kk | Punch die |
| US5907985A (en) * | 1997-07-22 | 1999-06-01 | International Business Machines Corporation | Punch apparatus with improved slug removal efficiency |
| CN101767154A (en) * | 2010-03-26 | 2010-07-07 | 北京三兴汽车有限公司 | Stepped cylindrical component die for medium plate |
| CN204604443U (en) * | 2015-02-10 | 2015-09-02 | 窦勇 | Shoe-pad cutting mould |
| CN210025528U (en) * | 2019-05-31 | 2020-02-07 | 珠海冠宇电池有限公司 | Pole piece high accuracy cutting device that rectifies |
| CN214313837U (en) * | 2021-01-25 | 2021-09-28 | 四川大千电子科技有限公司 | Material supporting bottom plate assembly suitable for automobile wire harness crimping die |
| CN214724854U (en) * | 2021-01-29 | 2021-11-16 | 东莞塔菲尔新能源科技有限公司 | Cutting die scraping prevention mechanism of tab die cutting machine and tab die cutting machine |
| KR102402099B1 (en) * | 2021-10-15 | 2022-05-25 | (주)영인이엔지 | Mold device of condenser pipe for vehicle |
| CN114367574A (en) * | 2022-01-05 | 2022-04-19 | 广东日信高精密科技有限公司 | Battery pole piece die cutting device and die cutting method thereof |
| CN216801306U (en) * | 2022-01-05 | 2022-06-24 | 广东日信高精密科技有限公司 | Pole piece dust collector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115213982A (en) | 2022-10-21 |
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