CN115213982A - Battery pole piece cutting die's of device is prevented scraping in area lower die structure - Google Patents
Battery pole piece cutting die's of device is prevented scraping in area lower die structure Download PDFInfo
- Publication number
- CN115213982A CN115213982A CN202210932233.XA CN202210932233A CN115213982A CN 115213982 A CN115213982 A CN 115213982A CN 202210932233 A CN202210932233 A CN 202210932233A CN 115213982 A CN115213982 A CN 115213982A
- Authority
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- China
- Prior art keywords
- cutting die
- scraping
- mounting groove
- lower cutting
- pole piece
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- 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.)
- Granted
Links
- 238000007790 scraping Methods 0.000 title claims abstract description 32
- 239000000428 dust Substances 0.000 claims abstract description 20
- 238000009423 ventilation Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 20
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052799 carbon Inorganic materials 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 4
- 230000003678 scratch resistant effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 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
Images
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
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- 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 sheet cutting die's of device is prevented scraping in area lower die structure, include lower cutting die bottom plate, lower cutting die medium plate, lower cutting die template and prevent scraping the device, prevent scraping the device and include that at least one lifts material piece, mounting bar, guide pillar, spring, spacing 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 and preventing scraping the device and dismantling, need not to dismantle down the cutting die, can be directly will prevent scraping the device and dismantle from the bottom of lower cutting die bottom, during the dismantlement, at first will prevent that the fixed strip of scraping the device dismantles from the third mounting groove, thereby can be quick will prevent that the piece of scraping the device lifts the piece, the mounting bar, the guide pillar, spring and spacing bolt are dismantled out through first mounting groove and second mounting groove, thereby great having made things convenient for the workman to preventing the dismantlement of scraping the device, need not dismantle the lower knife template, after clearing up the carbon dust in preventing scraping device and lower cutting die, can be fast with preventing scraping the device dress back in the 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 discloses in china, a pole piece high accuracy cutting device that rectifies, its mandate bulletin number is: CN 210025528U, forming die and cutting die transversely symmetry respectively install two and lift the material piece, lift the setting of material piece and raise the pole piece, avoid the pole piece breach card after the cross cutting to go into the edge of a knife, lift the compressible income mounting groove of material piece compression spring when forming die and cutting die pressfitting. When the battery pole piece is cut, carbon powder can enter the lower cutting die through the groove of the material lifting block and is attached to the material lifting block in the groove, so that the material lifting block is easy to block and lift, when the carbon powder needs to be cleaned, the carbon powder on the lower cutting die and the material lifting block can be cleaned after the lower cutting die is generally detached, but the carbon powder needs to be subjected to tool setting with the upper cutting die again when the lower cutting die is installed, and the labor intensity of workers is greatly increased.
Disclosure of Invention
The invention aims to provide a lower die structure of a battery pole piece cutting die with an anti-scraping 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 comprises a lower die bottom plate, a lower die middle plate, a lower die template and a scraping prevention device, wherein the lower die bottom plate, the lower die middle plate and the lower die template 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 perform 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 height of the mounting bar, the lower die template is correspondingly provided with a first avoiding groove corresponding to the lifting block, the lifting block can perform lifting motion in the first avoiding groove, the lower die bottom of the lifting block is provided with a second avoiding groove corresponding to a second mounting groove, the lifting block is arranged in the first avoiding groove, and the second mounting groove is arranged in a detachable manner that the first lifting block is arranged on the lower die bottom of the mounting bar, and the second mounting groove, the first avoiding groove, the second mounting groove is arranged on the second mounting groove, and the second mounting groove, the lifting block is arranged in a detachable fixed mounting groove, and the detachable mounting groove.
Furthermore, a cutter groove is formed in the lower cutter template, a plurality of dust removing holes are formed around the cutter groove, and each dust removing hole is correspondingly communicated with a first dust removing channel.
Furthermore, a first ventilation flow channel is arranged on the upper surface of the lower cutting die middle plate around the second avoiding groove.
Further, a second air channel is arranged on the lower surface of the middle plate of the lower cutting die and communicated with the first air channel.
The beneficial effect of this application does:
this application is through setting up first mounting groove and second mounting groove on lower cutting die bottom plate, when dismantling and preventing scraping the device and dismantling, need not to dismantle down the cutting die, can be directly will prevent scraping the device and dismantle from the bottom of lower cutting die bottom, during the dismantlement, at first will prevent that the fixed strip of scraping the device dismantles from the third mounting groove, thereby can be quick will prevent that the piece of scraping the device lifts the piece, the mounting bar, the guide pillar, spring and spacing bolt are dismantled out through first mounting groove and second mounting groove, thereby great having made things convenient for the workman to preventing the dismantlement of scraping the device, need not dismantle the lower knife template, after clearing up the carbon dust in preventing scraping device and lower cutting die, can be fast with preventing scraping the device dress back in the 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 prevention 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 prevention device according to an embodiment of the present disclosure;
FIG. 3 isbase:Sub>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 prevention device of a battery pole piece cutting die with the scratch prevention device according to an embodiment of the present application;
fig. 6 is a schematic perspective view of a material lifting block of a scratch prevention device of a battery pole piece cutting die with the scratch 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 prevention 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 prevention 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 an anti-scratch device according to an embodiment of the present disclosure;
FIG. 10 is a cross-sectional view at C-C of FIG. 9;
FIG. 11 is a cross-sectional view at D-D of FIG. 9;
fig. 12 is a schematic view of a front-side-up three-dimensional structure of a plate in a lower blade mold of a battery pole piece cutting mold with an anti-scratch device according to an embodiment of the present application;
fig. 13 is a schematic perspective view of a bottom plate of a lower die of a battery pole piece cutting die with a scratch prevention device according to an embodiment of the present application, with a front side facing upward;
description of the reference numerals:
1. a lower cutting die base plate; 2. a middle plate of a lower cutting die; 3. a lower cutter template; 4. a scratch-resistant device;
41. lifting a material block; 42. mounting a bar; 43. a guide post; 44. a spring; 45. a limit bolt; 46. a fixing strip;
421. a guide hole;
31. a first avoiding groove;
21. a second avoiding groove; 22. a first mounting groove; 23. a first vent flow passage; 24. a second air flow passage;
11. a second mounting groove; 12. a third mounting groove; 13. a cutter slot; 14. a dust removal hole; 15. a first dust removal channel;
411. a material lifting part; 412. a vertical portion; 413. a first inclined plane; 414. a second inclined plane;
Detailed Description
The terminology used in the description of the embodiments of the present application is for the purpose of describing particular embodiments of the present application only and is not intended to be limiting of the application, as the embodiments of the present application will be described in detail below 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 scratch-proof device includes a lower die base plate 1, a lower die middle plate 2, a lower die plate 3 and a scratch-proof device 4, wherein the lower die base 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 scratch preventing device 4 includes at least one material 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 material 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 blade form 3 is provided with a first avoiding groove 31 corresponding to a material lifting block 41, the material lifting block 41 can move up and down in the first avoiding groove 31, the lower blade form middle plate 2 is provided with a second avoiding groove 21 corresponding to the material lifting block 41, the material lifting block 41 can move up and down in the second avoiding groove 21, the lower blade form middle plate 2 is further provided with a first mounting groove 22 for accommodating a mounting bar 42 at the bottom, the lower blade form bottom plate 1 is provided with a second mounting groove 11 for accommodating the mounting bar 42 corresponding to the first mounting groove 22 at the upper surface, the mounting bar 42 can move up and down in the first mounting groove 22 and the second mounting groove 11, the second mounting groove 11 is provided with a third mounting groove 12 for accommodating a fixing bar 46 at the bottom, 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 communicated with each other.
This application is through setting up first mounting groove 22 and second mounting groove 11 on lower cutting die bottom plate 1, when dismantling and preventing scraping device 4 and dismantling, need not to dismantle lower cutting die, can directly dismantle from the bottom of lower cutting die bottom and prevent scraping device 4, when dismantling, at first dismantle from third mounting groove 12 with the fixed strip 46 of preventing scraping device 4, thereby can be quick will prevent scraping device 4's piece and lift material piece 41, mounting strip 42, guide pillar 43, spring 44 and limit bolt 45 are dismantled out through first mounting groove 22 and second mounting groove 11, thereby great having made things convenient for workman to the dismantlement of preventing scraping device 4, need not dismantle lower cutting die plate 3, after having cleared up the carbon dust in preventing scraping device 4 and the lower cutting die, can be fast with preventing scraping device 4 and back in the mould, thereby workman's intensity of labour has been saved.
As shown in fig. 6, the lifting block 41 in this embodiment has a shape of a mirror image 7, and includes a lifting portion 411 and a vertical portion 412, the vertical portion 412 extends downward from a bottom surface of a right side of the lifting portion 411, and an upper surface of the lifting portion 411 includes a first inclined surface 413 and a second inclined surface 414.
As shown in fig. 6, the included angle a between the first inclined surface 413 and the horizontal plane is 4 ° to 6 °, and in a preferred embodiment, the included 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 °, the pole piece is likely to collide with the inner wall of the cutter groove 13 during forward feeding, so that material clamping is caused, and if the included angle a between the first inclined plane 413 and the horizontal plane is larger than 6 °, the size of the pole piece cut by the cutter is likely to have a large error.
As shown in fig. 6, the included angle b between the second inclined surface 414 and the horizontal plane is 8-12 °, and in the preferred embodiment, the included angle b between the first inclined surface 413 and the horizontal plane is 10 °.
As shown in fig. 6, if the included angle b between the second inclined surface 414 and the horizontal plane is smaller than 8 °, the pole piece is likely to collide with the first inclined surface 413 when being fed forward, so as to cause material jamming, and if the included angle b between the second inclined surface 414 and the horizontal plane is larger than 12 °, the size of the pole piece cut by the cutter is likely to have a large error.
As shown in fig. 7, 8, 9 and 10, in this embodiment, a cutter slot 13 is provided on the lower blade template 3, a plurality of dust removing holes 14 are provided around the cutter slot 13, each dust removing hole 14 is correspondingly communicated with a first dust removing channel 15, and the dust removing holes 14 are arranged obliquely downward, so that the blown dust removing air is also obliquely downward, thereby quickly blowing out the carbon powder on the cutter and the pole piece downward.
As shown in fig. 10, the cross section of the dust removing hole 14 is elliptical, so that the strength of the dust removing wind can be increased, and the dust removing efficiency can be improved.
As shown in fig. 11, in this embodiment, the first ventilation flow channel 23 is disposed on the upper surface of the lower cutting die middle plate 2 around the second avoiding groove 21, and the flow channel width of the first ventilation flow channel 23 gradually decreases 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 increased.
As shown in fig. 12, in the present embodiment, the lower surface of the lower die middle plate 2 is provided with a second air flow passage 24, and the second air flow passage 24 and the first air flow passage 23 are communicated with each other.
In the description of the embodiments of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, an indirect connection through an intermediate medium, a connection between two elements, or an interaction between two elements. The specific meanings of the above terms in the embodiments of the present application can be understood by those of ordinary skill in the art according to specific situations.
Reference throughout this specification to apparatus or components, in embodiments or to components thereof, may be understood as not necessarily referring to the particular orientation, construction or operation as such. In the description of the embodiments of the present application, "a plurality" means two or more unless specifically stated otherwise.
The terms "first," "second," "third," "fourth," and the like in the description and claims of the embodiments of the application and in the drawings described above, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be implemented, for example, in sequences other than those illustrated or described herein. Furthermore, the terms "may include" and "have," as well as 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, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the embodiments of the present application, and are not limited thereto. Although the embodiments of the present application have been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: it is also possible to modify the solutions described in the previous embodiments or to substitute some or all of the technical features. And the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.
Claims (4)
1. The utility model provides a lower die structure of battery pole piece cutting die of device is prevented scraping in area which characterized in that: the lower cutting die bottom plate, the lower cutting die middle plate and the anti-scraping device are sequentially arranged from bottom to top, the anti-scraping 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 installed on the mounting bar, the lower end of the guide pillar is installed 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 installed at the bottom of the mounting bar, the lower end of the spring is installed on the upper surface of the fixing bar, the lower end of the limiting bolt is installed on the fixing bar, the upper end of the limiting bolt can limit the height of the mounting bar, the lower cutting die middle plate is correspondingly provided with a first avoiding groove, the lifting block can do lifting motion in the first avoiding groove, the lower cutting die lifting block is correspondingly provided with a second avoiding groove, the lifting block can do lifting motion in the second avoiding groove, the lower cutting die middle plate is also provided with a second avoiding groove, the lifting block is correspondingly provided with a second avoiding groove, and a second mounting groove which is used for accommodating the third mounting groove, and a second mounting groove which is communicated with the mounting bar and a detachable lower cutting die bottom of the mounting bar.
2. The lower die structure of the battery pole piece cutting die with the scratch-proof device according to claim 1, characterized in that: the lower cutter template is provided with a cutter groove, a plurality of dust removing holes are formed around the cutter groove, and each dust removing hole is correspondingly communicated with a first dust removing channel.
3. The lower die structure of the battery pole piece cutting die with the scratch-proof device according to claim 2, characterized in that: and a first ventilation flow channel is arranged on the upper surface of the middle plate of the lower cutting die around the second avoiding groove.
4. The lower die structure of the battery pole piece cutting die with the scratch-proof device according to claim 3, characterized in that: and a second air channel is arranged on the lower surface of the middle plate of the lower cutting die and is communicated with the first air channel.
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 true CN115213982A (en) | 2022-10-21 |
| CN115213982B CN115213982B (en) | 2024-03-22 |
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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 |
| 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 |
| 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 |
-
2022
- 2022-08-04 CN CN202210932233.XA patent/CN115213982B/en active Active
Patent Citations (11)
| 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 |
| 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 |
| 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 |
|---|---|
| CN115213982B (en) | 2024-03-22 |
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Address after: No. 16 Lianhu Road, Chang'an Town, Dongguan City, Guangdong Province, 523000 Patentee after: Guangdong Rixin High Precision Technology Co.,Ltd. Country or region after: China Address before: 523000 Room 102, No.16 Lianhu Road, Chang'an Town, Dongguan City, Guangdong Province Patentee before: Guangdong Rixin High Precision Technology Co.,Ltd. Country or region before: China |