CN202052837U - Cutting die mould structure for punching - Google Patents
Cutting die mould structure for punching Download PDFInfo
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- CN202052837U CN202052837U CN2010206351812U CN201020635181U CN202052837U CN 202052837 U CN202052837 U CN 202052837U CN 2010206351812 U CN2010206351812 U CN 2010206351812U CN 201020635181 U CN201020635181 U CN 201020635181U CN 202052837 U CN202052837 U CN 202052837U
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- die
- cut
- mould
- cutting die
- cutting
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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
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Abstract
The utility model discloses a cutting die mould structure for punching, which is used for punching electrode pole pieces of lithium ion batteries. Each electrode pole piece punched by a cutting die mould for punching mainly comprises a pole piece body and holding parts arranged on the pole piece body, wherein the holding parts are provided with locating holes in a through manner; the cutting die mould for punching is provided with a punching mould body used for punching the pole piece body; punching and extending bodies are respectively arranged on two punching edges adjacent to a punching edge of a pole lug of the pole piece body punched by the punching mould body, are used for punching the holding parts, and are provided with punching bodies used for punching the locating holes. By using the cutting die mould structure for punching, which is disclosed by the utility model, the electrode pole pieces provided with the corresponding locating holes can be punched, the punched pole pieces can be accurately carried out counterpoint when being overlaid, the occurrence of the phenomena of expansion and explosion caused by short circuit at the inner part of an electric core resulted from dislocated counterpoint of the pole pieces is avoided, and the safety performance is improved.
Description
Technical field
The utility model relates to mould applications, relates in particular to a kind of die-cut cutting die mould structure.
Background technology
The existing mould that is used for the electrode plates of die-cut lithium ion battery mainly contains three kinds, it is respectively the anodal die-cut cutting die mould 41 that is used for die-cut anode pole piece, the die-cut cutting die mould 43 of barrier film that is used for the die-cut cutting die mould 42 of negative pole of die-cut cathode pole piece and is used for die-cut diaphragm paper is shown in Fig. 1 a-Fig. 1 c.More than three kinds of moulds all roughly become rectangular shape, design the lug welding position respectively on anodal die-cut cutting die mould and the die-cut cutting die mould of negative pole.Through both positive and negative polarity pole piece 51 that above-mentioned three kinds of moulds punch out and 52 and diaphragm paper 53 superpose according to certain order and just formed electric core after the assembling, the both positive and negative polarity pole piece 51 that existing die-cut cutting die mould punches out and 52 and diaphragm paper 53 form in the processing step of electric core in stack, because pole piece 51,52 that die-cut cutting die mould punches out and diaphragm paper 53 are without any anchor point, need the artificial visual contraposition, and easily cause both positive and negative polarity to misplace, cause battery catching fire in charge and discharge process to be caused danger, have certain potential safety hazard.
In addition, because diaphragm paper is translucent, in the visual contraposition process, the operator need expend a large amount of energy and carry out contraposition, wastes time and energy.The mould of the existing electrode plates that is used for die-cut lithium ion battery is reasonable inadequately because of structural design, causes the contraposition effect not high, can not meet the needs of production.
The utility model content
Technical problem to be solved in the utility model is, a kind of die-cut cutting die mould structure is provided, can punch out electrode plates with corresponding locating hole, make the pole piece that punches out when lamination, can carry out accurate contraposition, the electric in-core portion short circuit of having avoided each pole piece to cause because of the contraposition dislocation causes the generation of expansions, the situation of exploding, and has improved security performance.
In order to solve the problems of the technologies described above, embodiment of the present utility model provides a kind of die-cut cutting die mould structure, comprise the electrode plates that is used for die-cut lithium ion battery, the die-cut described electrode plates of described die-cut cutting die mould mainly is made up of pole piece body and the holding parts that is arranged on the described pole piece body, and described holding parts connects locating hole is set; Described die-cut cutting die mould has the die cutting die body that is used for die-cut described pole piece body, the die-cut limit of the lug that has with the die-cut described pole piece body of described die cutting die body is provided with die-cut extension body respectively on the adjacent two die-cut limits, described die-cut extension body is used for die-cut described holding parts, and described die-cut extension body is provided for the die-cut body of die-cut described locating hole.
Preferably, described die-cut cutting die mould comprises any cutting die mould in anodal die-cut cutting die mould, the die-cut cutting die mould of negative pole or the die-cut cutting die mould of barrier film.
Described die-cut extension body is the die-cut structure that links to each other with described die cutting die body, and it is rectangular shape;
Described die-cut body is any in the rounded hole punching in rounded die-cut post in cross section or cross section.
The die-cut body of described die-cut extension body setting is four, is symmetricly set on the end of described die-cut extension body respectively, and described die-cut body can punch out the cross section and be circular hole punching.
Spacing between the described die-cut body on the spacing between the described die-cut body on the die-cut extension body that the die-cut cutting die mould of described negative pole both sides have and the die-cut extension body that the die-cut cutting die mould of described positive pole both sides have equates.
Die-cut cutting die mould of described positive pole and the die-cut cutting die mould of described negative pole can punch out the described locating hole of the corresponding described electrode plates in position respectively.
Spacing between the described die-cut body on the spacing between the described die-cut body on the die-cut extension body that the die-cut cutting die mould of described barrier film both sides have and the die-cut extension body that the die-cut cutting die mould of described negative pole both sides have equates.
Die-cut cutting die mould of described barrier film and the die-cut cutting die mould of described negative pole can punch out the described locating hole of the corresponding described electrode plates in position respectively.
Preferably, described die cutting die body wide 1-3mm on width that the described die cutting die body that the die-cut cutting die mould of described negative pole has has than described anodal die cutting die, wide 1-3mm on length;
Described die cutting die body wide 1-3mm on width that the described die cutting die body that the die-cut cutting die mould of described barrier film has has than described negative pole die cutting die, wide 1-3mm on length.
A kind of die-cut cutting die mould structure that the utility model embodiment is provided, the die-cut limit of the lug that has with the die-cut pole piece body of die cutting die body is provided with die-cut extension body respectively on the adjacent two die-cut limits, and on die-cut extension body, be provided for the die-cut body of die-cut locating hole, anodal die-cut cutting die mould, arbitrary cutting die mould in die-cut cutting die mould of negative pole or the die-cut cutting die mould of barrier film all can punch out the electrode plates with corresponding locating hole, make the pole piece that punches out when lamination, can carry out accurate contraposition, avoided each pole piece to cause expansion because of the electric in-core portion short circuit that the contraposition dislocation causes, the generation of blast situation has improved security performance.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 a is the structural representation of the anodal die cutting die of die-cut cutting die mould of the prior art;
Fig. 1 b is the structural representation of the negative pole die cutting die of die-cut cutting die mould of the prior art;
Fig. 1 c is the structural representation of the barrier film die cutting die of die-cut cutting die mould of the prior art;
Fig. 2 is the structural representation of the electric core that is assembled into of the electrode plates after die-cut cutting die mould is die-cut of the prior art;
Fig. 3 a is the structural representation of the anodal die cutting die of a kind of die-cut cutting die mould of the utility model embodiment;
Fig. 3 b is the structural representation of the negative pole die cutting die of a kind of die-cut cutting die mould of the utility model embodiment;
Fig. 3 c is the structural representation of the barrier film die cutting die of a kind of die-cut cutting die mould of the utility model embodiment;
Fig. 4 is the structural representation of lamination anchor clamps of the electrode plates assembling that punches out in order to auxiliary die-cut cutting die mould of the utility model embodiment;
Fig. 5 a is the structural representation that the electrode plates that punches out through die-cut cutting die mould of the utility model embodiment is assembled into the processing step one of electric core;
Fig. 5 b is the structural representation that the electrode plates that punches out through die-cut cutting die mould of the utility model embodiment is assembled into the processing step two of electric core;
Fig. 5 c is the structural representation that the electrode plates that punches out through die-cut cutting die mould of the utility model embodiment is assembled into the processing step three of electric core;
The electrode plates of the die-cut assembling of Fig. 6 the utility model embodiment forms the structural representation of electric core.
The specific embodiment
Below with reference to accompanying drawing preferred embodiment of the present utility model is described.
A kind of die-cut cutting die mould that the utility model embodiment is provided, the electrode plates 8 that is used for die-cut lithium ion battery, described die-cut cutting die mould 1 die-cut described electrode plates 8 mainly is made up of pole piece body 81 and the holding parts 82 that is arranged on the described pole piece body 81, and described holding parts 82 connects locating hole 822 is set;
Described die-cut cutting die mould 1 has the die cutting die body 11 that is used for die-cut described pole piece body 81, the die-cut limit of the lug 812 that has with described die cutting die body 1 die-cut described pole piece body 81 is provided with die-cut extension body 12 respectively on the adjacent two die-cut limits, described die-cut extension body 12 is used for die-cut described holding parts 82, and described die-cut extension body 12 is provided for the die-cut body 122 of die-cut described locating hole 822.
Preferably, described die-cut cutting die mould comprises any cutting die mould in anodal die-cut cutting die mould 101, the die-cut cutting die mould 102 of negative pole or the die-cut cutting die mould 103 of barrier film.
Die cutting die body 11 is the side's of being shape roughly, it is roughly the same with the shape that has the mould that is used for die-cut electrode plates in using now, in the implementation process, have lug 812 on the pole piece body 81 that anodal die-cut cutting die mould 101 and the die-cut cutting die mould 102 of negative pole are punched out, and the pole piece body 81 that does not have lug 812 that the die-cut cutting die mould 103 of barrier film punches out.
Die-cut extension body 12 is arranged on two relative die-cut limits of die cutting die body 11, during concrete enforcement, on two adjacent die-cut limits of the die-cut limit of the lug 812 that the die-cut cutting die mould 101 of positive pole and the die-cut cutting die mould 102 die-cut described pole piece bodies 81 of negative pole have, die-cut extension body 12 is set respectively, this die-cut extension body 12 is the die-cut structures that link to each other with die cutting die body 11, it roughly is rectangular shape, and die-cut body 122 is arranged on this die cutting die body 11, in the present embodiment, die-cut body 122 can be any in the rounded hole punching in rounded die-cut post in cross section or cross section, can on pole piece, punch out circular locating hole as long as satisfy it, certainly, this die-cut body 122 also can the side's of being shape, Common Shape such as triangular shape; Accordingly, when using die-cut cutting die mould die cutting die, also will punch out shape shape adapting on the pole piece with this die-cut body 122, when die-cut body 122 is that the cross section is that leg-of-mutton die-cut post or cross section are when being leg-of-mutton hole punching, then after this die-cut extension body 12 is die-cut, the leg-of-mutton locating hole of also corresponding formation on the pole piece; For another example, when die-cut body 122 is that the cross section is tetragonal die-cut post or cross section when being tetragonal hole punching, then after this die-cut extension body 12 is die-cut, the tetragonal locating hole of also corresponding formation on the pole piece.
Preferably, the die-cut body 122 that die-cut extension body 12 is provided with is four, is symmetricly set on the end of described die-cut extension body 12 respectively, and described die-cut body 122 can punch out the cross section and be circular hole punching.
During concrete enforcement, anodal die-cut cutting die mould 101 can punch out anode pole piece 801, shown in Fig. 3 a, structural representation for the anodal die cutting die of the die-cut cutting die mould of the utility model, wherein, die-cut extension body 12 is separately positioned on the relative both sides with long die-cut limit of die cutting die body 11 that are rectangular shape, is rectangular shape equally.Anodal die-cut cutting die mould 101 is provided with the die-cut position of lug, this die-cut cutting die mould can punch out the anode pole piece 801 with lug in use, the pole piece body 81 of the anode pole piece 801 that punches out and holding parts 82 with and on the locating hole 822 that has respectively by the die cutting die body 11 of the die-cut cutting die mould 101 of positive pole, die-cut extension body 12 and on die-cut body 122 die-cut drawing, locating hole 822 is the cross section and is circular aperture structure.
During concrete enforcement, the die-cut cutting die mould 102 of negative pole can punch out cathode pole piece 802, shown in Fig. 3 b, structural representation for the negative pole die cutting die of the die-cut cutting die mould of the utility model, wherein, die-cut extension body 12 is separately positioned on the relative both sides with long die-cut limit of die cutting die body 11 that are rectangular shape, is rectangular shape equally.The die-cut cutting die mould 102 of negative pole is provided with the die-cut position of lug, this die-cut cutting die mould can punch out the cathode pole piece 802 with lug in use, the pole piece body 81 of the cathode pole piece 802 that punches out and holding parts 82 with and on the locating hole 822 that has respectively by the die cutting die body 11 of the die-cut cutting die mould 102 of negative pole, die-cut extension body 12 and on die-cut body 122 die-cut drawing, locating hole 822 is the cross section and is circular aperture structure.
Preferably, die cutting die body 11 wide 1-3mm on width that the die cutting die body 11 that the die-cut cutting die mould 102 of negative pole has has than anodal die cutting die 101, wide 1-3mm on length.
Preferably, the spacing that die-cut body on the spacing that die-cut body on the die-cut extension body 12 that the die-cut cutting die mould of negative pole 102 both sides have is 122 and the die-cut extension body 12 that the die-cut cutting die mould of described positive pole 101 both sides have is 122 equates, that is to say that the position of the locating hole 822 of the electrode plates that anodal die-cut cutting die mould 101 and the die-cut cutting die mould 102 of negative pole punch out respectively is corresponding.
What deserves to be explained is, for satisfying above-mentioned implementation condition simultaneously, only need respectively on the die-cut cutting die mould 101 of positive pole, the die-cut cutting die mould 102 of negative pole correspondence position that die-cut body 122 is set and get final product, and the size of die cutting die body on the different cutting die mould and die-cut extension body is also incomplete same.
During concrete enforcement, the die-cut cutting die mould 103 of barrier film can punch out diaphragm paper 803, shown in Fig. 3 c, structural representation for the barrier film die cutting die of the die-cut cutting die mould of the utility model, wherein, die-cut extension body 12 is separately positioned on the relative both sides with long die-cut limit of die cutting die body 11 that are rectangular shape, is rectangular shape equally.The die-cut cutting die mould 103 of barrier film is not provided with the die-cut position of lug, this die-cut cutting die mould can punch out diaphragm paper 803 in use, the pole piece body 81 of the diaphragm paper 803 that punches out and holding parts 82 with and on the locating hole 822 that has respectively by the die cutting die body 11 of the die-cut cutting die mould 103 of barrier film, die-cut extension body 12 and on die-cut body 122 die-cut drawing, locating hole 822 is the cross section and is circular aperture structure.
Preferably, die cutting die body 11 wide 1-3mm on width that the die cutting die body 11 that the die-cut cutting die mould 103 of barrier film has has than negative pole die cutting die 102, wide 1-3mm on length.
Preferably, the spacing that die-cut body on the spacing that die-cut body on the die-cut extension body 12 that the die-cut cutting die mould of barrier film 103 both sides have is 122 and the die-cut extension body 12 that the die-cut cutting die mould of described negative pole 102 both sides have is 122 equates, that is to say that the die-cut cutting die mould 103 of barrier film is corresponding with the locating hole 822 of the electrode plates that the die-cut cutting die mould 102 of negative pole punches out respectively.
What deserves to be explained is, for satisfying above-mentioned implementation condition simultaneously, only need respectively on the die-cut cutting die mould 103 of barrier film, the die-cut cutting die mould 102 of negative pole correspondence position that die-cut body 122 is set and get final product, and the size of die cutting die body on the different cutting die mould and die-cut extension body is also incomplete same.
Die-cut through die-cut cutting die mould 1, can form anode pole piece respectively, cathode pole piece and diaphragm paper, each pole piece that punches out is compared with existing pole piece, when punching out pole piece body 81, punch out the holding parts 82 that is connected with described pole piece body 81 in the 81 relative both sides extensions of pole piece body, holding parts 82 is not the structure of final finished electrode pole piece, but the excessive structure in the processing technology, all will punch out position corresponding positioning hole 822 on the holding parts 82 of all electrode plates, when both having satisfied all shaped electrode pole piece stacks, the central axis of the locating hole 822 that punches out on the holding parts 82 is on same straight line.
The electrode plates that punches out through die-cut cutting die mould 1 can use the lamination anchor clamps with positioning guide column when assembling, as shown in Figure 4, structural representation for the lamination anchor clamps of the electrode plates assembling that punches out in order to auxiliary die-cut cutting die mould of the utility model embodiment, wherein, the guide pillar 21 vertical that lamination anchor clamps 2 have the plate body 20 of rectangular shape and are arranged on 20 4 jiaos of end edge of plate body with described plate body 20, the size of plate body is slightly larger than the size of electrode plates, and the position of the locating hole 822 that the position that guide pillar 21 is provided with and electrode plates have is corresponding, simultaneously, the aperture size of the sectional dimension of guide pillar 21 and locating hole 822 is roughly the same.That is to say, the electrode plates that punches out through die-cut cutting die mould 1 can be arranged on to tile on the guide pillar 21 and be arranged on the plate body of lamination anchor clamps 2 by locating hole 822 sockets, be understandable that the position of guide pillar setting can be adjusted according to the position of the locating hole 822 that punches out in the lump on the electrode plates that punches out.
Shown in Fig. 5 a-Fig. 5 c, be assembled into the processing step schematic diagram of electric core for the electrode plates that punches out through die-cut cutting die mould of the utility model embodiment.At first, to be seated on the lamination anchor clamps 2 through negative pole die cutting die 102 die-cut cathode pole pieces 802, because the position of guide pillar setting adapts with the position of the locating hole 822 that the electrode plates that punches out has, can realize promptly on the guide pillar 21 that cathode pole piece 802 is tiled on the lamination anchor clamps 2 as long as locating hole 822 on the cathode pole piece 802 is socketed in respectively, and then, to be socketed on the lamination anchor clamps 2 through the diaphragm paper 803 that the die-cut cutting die mould 103 of barrier film punches out, because the position that each die-cut cutting die mould is provided with die-cut body 122 is corresponding, therefore, the locating hole 822 of the electrode plates that punches out is corresponding, when diaphragm paper 803 was socketed on the lamination anchor clamps 2, its longitudinal center's axis just coincided with longitudinal center's axis of previous sheathed cathode pole piece 802.Shown in Fig. 5 c-Fig. 5 d, the anode pole piece 801 and the diaphragm paper 803 that punch out through anodal die cutting die 101 according to aforesaid operations process socket successively, so far, finished a circulation of electrode plates, after this, repeat above-mentioned circulation, socket according to cathode pole piece 802-diaphragm paper 803-anode pole piece 801-diaphragm paper 803 is assembled in proper order, until the pole piece quantity of finishing electric core needs, in the whole process, do not need artificial visual that pole piece is positioned, improved operating personnel's operating efficiency.
As shown in Figure 6, form the structural representation of electric core for the electrode plates of the die-cut assembling of the utility model embodiment, when all electrode plates are socketed on the lamination anchor clamps, the holding parts 82 that the electrode plates both sides are had cuts to form the electric core of standard, the electric core that the only remaining anode pole piece of laminar electrodes after cutting, cathode pole piece and diaphragm paper form is finished the assembling of electrode plates.
The die-cut cutting die mould of the utility model embodiment, the die-cut limit of the lug that has with the die-cut pole piece body of die cutting die body is provided with die-cut extension body respectively on the adjacent two die-cut limits, and on die-cut extension body, be provided for the die-cut body of die-cut locating hole, anodal die-cut cutting die mould, arbitrary cutting die mould in die-cut cutting die mould of negative pole or the die-cut cutting die mould of barrier film all can punch out the electrode plates with corresponding locating hole, make the pole piece that punches out when lamination, can carry out accurate contraposition, avoided each pole piece to cause expansion because of the electric in-core portion short circuit that the contraposition dislocation causes, the generation of blast situation has improved security performance.
Above disclosed only is the utility model preferred embodiment, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the scope that the utility model is contained.
Claims (9)
1. die-cut cutting die mould structure, the electrode plates that is used for die-cut lithium ion battery, it is characterized in that the die-cut described electrode plates of described die-cut cutting die mould mainly is made up of pole piece body and the holding parts that is arranged on the described pole piece body, described holding parts connects locating hole is set;
Described die-cut cutting die mould has the die cutting die body that is used for die-cut described pole piece body, the die-cut limit of the lug that has with the die-cut described pole piece body of described die cutting die body is provided with die-cut extension body respectively on the adjacent two die-cut limits, described die-cut extension body is used for die-cut described holding parts, and described die-cut extension body is provided for the die-cut body of die-cut described locating hole.
2. die-cut cutting die mould structure as claimed in claim 1 is characterized in that, described die-cut cutting die mould comprises any cutting die mould in anodal die-cut cutting die mould, the die-cut cutting die mould of negative pole or the die-cut cutting die mould of barrier film.
3. die-cut cutting die mould structure as claimed in claim 1 or 2 is characterized in that, described die-cut extension body is the die-cut structure that links to each other with described die cutting die body, and it is rectangular shape;
Described die-cut body is any in the rounded hole punching in rounded die-cut post in cross section or cross section.
4. die-cut cutting die mould structure as claimed in claim 3 is characterized in that the die-cut body of described die-cut extension body setting is four, is symmetricly set on the end of described die-cut extension body respectively, and described die-cut body can punch out the cross section and be circular hole punching.
5. die-cut cutting die mould structure as claimed in claim 2, it is characterized in that the spacing between the described die-cut body on the spacing between the described die-cut body on the die-cut extension body that the die-cut cutting die mould of described negative pole both sides have and the die-cut extension body that the die-cut cutting die mould of described positive pole both sides have equates.
6. die-cut cutting die mould structure as claimed in claim 5 is characterized in that, die-cut cutting die mould of described positive pole and the die-cut cutting die mould of described negative pole can punch out the described locating hole of the corresponding described electrode plates in position respectively.
7. die-cut cutting die mould structure as claimed in claim 2, it is characterized in that the spacing between the described die-cut body on the spacing between the described die-cut body on the die-cut extension body that the die-cut cutting die mould of described barrier film both sides have and the die-cut extension body that the die-cut cutting die mould of described negative pole both sides have equates.
8. die-cut cutting die mould structure as claimed in claim 7 is characterized in that, die-cut cutting die mould of described barrier film and the die-cut cutting die mould of described negative pole can punch out the described locating hole of the corresponding described electrode plates in position respectively.
9. as each described die-cut cutting die mould structure of claim 5-8, it is characterized in that, described die cutting die body wide 1-3mm on width that the described die cutting die body that the die-cut cutting die mould of described negative pole has has than described anodal die cutting die, wide 1-3mm on length;
Described die cutting die body wide 1-3mm on width that the described die cutting die body that the die-cut cutting die mould of described barrier film has has than described negative pole die cutting die, wide 1-3mm on length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206351812U CN202052837U (en) | 2010-11-30 | 2010-11-30 | Cutting die mould structure for punching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206351812U CN202052837U (en) | 2010-11-30 | 2010-11-30 | Cutting die mould structure for punching |
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| Publication Number | Publication Date |
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| CN202052837U true CN202052837U (en) | 2011-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206351812U Expired - Fee Related CN202052837U (en) | 2010-11-30 | 2010-11-30 | Cutting die mould structure for punching |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102476139A (en) * | 2010-11-30 | 2012-05-30 | 深圳市崧鼎实业有限公司 | Punching die structure |
| CN103101082A (en) * | 2013-02-05 | 2013-05-15 | 宏茂光电（苏州）有限公司 | Cutting knife mold group of optical sheet |
| CN115870560A (en) * | 2022-12-30 | 2023-03-31 | 重庆太蓝新能源有限公司 | Cutting mechanism and packaging method |
-
2010
- 2010-11-30 CN CN2010206351812U patent/CN202052837U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102476139A (en) * | 2010-11-30 | 2012-05-30 | 深圳市崧鼎实业有限公司 | Punching die structure |
| CN103101082A (en) * | 2013-02-05 | 2013-05-15 | 宏茂光电（苏州）有限公司 | Cutting knife mold group of optical sheet |
| CN115870560A (en) * | 2022-12-30 | 2023-03-31 | 重庆太蓝新能源有限公司 | Cutting mechanism and packaging method |
| CN115870560B (en) * | 2022-12-30 | 2024-01-26 | 重庆太蓝新能源有限公司 | Cutting mechanism and packaging method |
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