CN207680919U - It is coated with gasket and coating apparatus - Google Patents
It is coated with gasket and coating apparatus Download PDFInfo
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- CN207680919U CN207680919U CN201721801182.8U CN201721801182U CN207680919U CN 207680919 U CN207680919 U CN 207680919U CN 201721801182 U CN201721801182 U CN 201721801182U CN 207680919 U CN207680919 U CN 207680919U
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Abstract
This application involves energy storage device technical field more particularly to a kind of coating gasket and coating apparatus, which includes construction section and coating section, and mounting hole is provided on the construction section；Coating opening is formed in the coating section, wherein：The construction section connect the coating gasket to form closed hoop structure with the coating section, and the inner ring of the coating gasket is coating vessel, the coating vessel and the coating open communication.Coating gasket provided herein can form the smaller coating layer of thickness.
Description
Technical field
This application involves energy storage device technical field more particularly to a kind of coating gaskets, further relate to a kind of coating apparatus.
Background technology
In the processing of lithium ion battery, it is a particularly important process, pole to be coated to the surface of pole piece
The quality of piece Painting effect directly determines the complexity of lithium battery subsequent production technique, the quality of quality and production efficiency
Just.It is known that most common coating process is extrusion coated at present, the core component of extrusion coated is coating gasket, is led to
Normal coating gasket is arranged to open annular structure, and aforementioned opening is the outlet of coating, and by this mode of extrusion coated
The problem that relatively thin coating layer is shared in the industry is formed, and being coated with gasket integral thickness by reduction makes cutting for aforementioned opening
The mode that face area reduces then can cause coating gasket can not in extrusion chamber deformation since the thickness of coating gasket entirety is too small
It realizes, this makes the work of thin-layer coating be difficult to carry out.
Utility model content
This application provides a kind of coating gasket and coating apparatus, and the smaller painting of thickness can be formed using the coating gasket
Layer of cloth.
The first aspect of the application provides a kind of coating gasket comprising：
Construction section is provided with mounting hole on the construction section；
It is coated with section, coating opening is formed in the coating section, wherein：
The construction section connect the coating gasket to form closed hoop structure, the coating gasket with the coating section
Inner ring be coating vessel, the coating vessel and the coating open communication.
Preferably, the coating opening is formed in the side of the coating section.
Preferably, the side wall of the coating opening includes main paragraph and water conservancy diversion segmental arc,
The water conservancy diversion segmental arc is connect with the main paragraph, and the water conservancy diversion segmental arc is arranged in the main paragraph close to the coating
One end of vessel.
Preferably, the side wall of the coating opening further includes flaring straight section,
The flaring straight section is connect by the main paragraph with the water conservancy diversion segmental arc, and the flaring straight section is arranged in the master
The one end of body section far from the coating vessel.
Preferably, the thickness of the construction section is 0.6mm~2.0mm.
Preferably, along the thickness direction of the construction section, the size of the coating opening is 0.1mm~0.6mm.
Preferably, the thickness of the construction section is 0.6mm~1.0mm.
Preferably, along the thickness direction of the construction section, the size of the coating opening is 0.2mm~0.4mm.
Preferably, the construction section is integrally formed with the coating section, and the coating gasket uses stainless steel material system
At.
The application second aspect provides a kind of coating apparatus comprising the coating gasket that any of the above-described is provided.
Technical solution provided by the present application can reach following advantageous effect：
Coating gasket provided herein be applied to coating apparatus in, in coating process, coating can by with painting
The coating opening outflow for expecting vessel connection, to form coating layer on substrate layer.It, can be with shape since coating section is connect with construction section
At the coating gasket of closed hoop, thus the thickness for the construction section being coated in gasket can be relatively large, this can prevent from being coated with
Extruding force suffered by gasket is larger and deforms；Meanwhile compared to the coating gasket of open annular for, it is provided herein
The coating opening of coating gasket is formed in coating section, thus the area of section for being coated with opening can be designed to be relatively small,
This so that the relatively small coating layer of thickness can be formed by this coating gasket in coating process.
It should be understood that above general description and following detailed description is merely exemplary, this can not be limited
Application.
Description of the drawings
The structural schematic diagram for the coating gasket that Fig. 1 is provided by the embodiment of the present application；
The front view for the coating gasket that Fig. 2 is provided by the embodiment of the present application；
Fig. 3 is the coating gasket shown in Fig. 2 sectional view upward in A-A；
Fig. 4 is the enlarged drawing of local I in Fig. 2.
Reference numeral：
1- construction sections；
11- mounting holes；
2- is coated with section；
20- coating openings；
201- main paragraphs；
202- water conservancy diversion segmental arcs；
203- is flared straight section；
3- coating vessels.
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the application
Example, and the principle together with specification for explaining the application.
Specific implementation mode
It is described in further detail below by specific embodiment and in conjunction with attached drawing to the application.
As depicted in figs. 1 and 2, the embodiment of the present application provides a kind of coating gasket, which can be used for pole piece
Processing, aforementioned pole piece includes substrate layer and coating layer, this coating layer can be formed in by being coated with gasket on substrate layer, this painting
Cloth gasket may include construction section 1 and coating section 2, and mounting hole 11 can be provided on construction section 1, so that entirely coating gasket can
To be installed in coating apparatus in other structures by mounting hole 11；It can be provided with coating opening 20 in coating section 2, be coated with material
Material can be extruded by being coated at opening 20, to form coating layer on aforementioned substrates layer；Construction section 1 connects with coating section 2
It connects, the coating gasket of closed hoop structure can be formed, the inner ring of this coating gasket can be coating vessel 3, coating vessel 3
20 can be connected to coating opening, and coating gasket can be clamped upper die head in coating apparatus and lower die head it
Between, to allow coating material to be flowed at coating opening 20 by aforementioned coatings vessel 3, then again from coating opening 20
It is extruded, to form coating layer on substrate layer.
Specifically, the construction section 1 and coating section 2 in coating gasket can be separate structure, if construction section 1 can be everywhere
The equal metal sheet of thickness, corresponding to be coated with section 2 or metal sheet, the two can be connected to by welding
Together, and coating gasket can be made to be formed with two opposite smooth surfaces by way of grinding；Along the thickness of coating section 2
Direction is spent, coating opening 20 can be formed in the side of coating section 2, you can so that the thickness of coating section 2 is less than the thickness of construction section 1
Degree, and during connection, the side flush of coating section 2 and construction section 1 can be made, can thus coating be made to be open
20 are formed in the side of coating section 2；Coating opening 20 can also be formed in the middle position of coating section 2, can make coating section 2
It is equal with 1 thickness of construction section, it may then pass through the mode bored and processed and process coating opening in the middle position of coating section 2
20, those skilled in the art can be according to the width of substrate layer, the width of respective design coating opening 20, to use the painting
During cloth gasket forms coating layer, the width meet demand for being formed by coating layer can be made.Certainly, construction section 1 and painting
Cloth section 2 may be used integrally formed mode and be formed, and the mode that may then pass through Milling Process forms coating in coating section 2
Opening 20 can also form coating opening 20, it is preferred that be coated with by the way of boring processing in the middle position of coating section 2
Gasket can be formed by integrally formed mode, and entire coating gasket can be made up of stainless steel material, this can be carried
The corrosion resistance of height coating gasket, and then the service life of entire coating gasket can be promoted.
It is above-mentioned it is found that in coating gasket provided herein, construction section 1 and coating section 2, can be with shapes by being connected to each other
At the coating gasket of closed hoop, although and be coated with opening 20 be formed in coating section 2 on, be coated with section 2 on and coating opening 20
The part-structure of coating section 2 is still retained at corresponding position, this aforementioned part-structure can be with stop portions coating material from painting
It is extruded in cloth vessel, so that the size of entire coating opening 20 is relatively small, and then is using this coating gasket shape
During at coating layer, the relatively smaller coating layer of thickness can be formed.
Simplification for processing and machining accuracy problem consider, it is preferred that as shown in figure 3, coating opening 20 can be with
It is formed in the side of coating section 2.
Specifically, the coating gasket of integral type laminated structure can be formed by way of die casting, then art technology
Personnel can process coating opening 20 at the suitable position by way of milling in coating section 2, and staff can lead to
Precisely manipulation milling device is crossed, the precision for being formed by coating opening 20 is made further to be promoted；And compared in coated mat
The middle position of piece forms the mode of coating opening 20, it is clear that, directly coating opening 20 is formed in the side of coating gasket
More easily, and it is easy to process.
Further, it as shown in figure 4, the side wall of coating opening 20 may include main paragraph 201 and water conservancy diversion segmental arc 202, leads
Stream segmental arc 202 can be connect with main paragraph 201, and water conservancy diversion segmental arc 202 can be arranged in main paragraph 201 close to coating vessel 3
One end.
Specifically, since coating opening is formed in coating section 2, thus, the side wall of opening 20 is coated in coating section 2,
And along, by the outwardly directed direction in inside, the side wall of coating opening 20 may include master in the coating gasket of closed hoop structure
Body section 201 and water conservancy diversion segmental arc 202, water conservancy diversion segmental arc 202 is arranged relative to aforementioned direction in cambered surface, so that coating material holds from coating
When chamber 3 is flow at coating opening 20, water conservancy diversion segmental arc 202 can provide certain guiding role for coating material；Main paragraph 201
Can be linear side wall, it is of same size at most of position in 20 that the setting of main paragraph 201 can make coating be open, thus
The coating layer of required width can be obtained in coating process.
Since coating layer is formed by way of extrusion coated, if far from the painting in the side wall of coating opening 20
Expect vessel 3 one section is only the main paragraph 201 of linear structure, then is likely to occur coating material in coating process and is opened from coating
The problem of gap between the end and substrate layer of mouth 20 sputters away, thus it is preferred, as shown in figure 4, coating opening 20
Side wall can also include flaring straight section 203, and flaring straight section 203 can be connect with water conservancy diversion segmental arc 202 by main paragraph 201, is flared
Straight section 203 can be arranged in the one end of main paragraph 201 far from coating vessel 3.
Specifically, flaring straight section 203 can be made to be inclined outwardly with respect to main paragraph 201, and those skilled in the art can root
The angle of inclination between flaring straight section 203 and main paragraph 201 is determined according to actual conditions, to make coating material through main paragraph
During 201 enter flaring straight section 203, there are the processes that a pressure slightly reduces, to prevent from occurring in coating process
The problem of aforementioned coating material sputtering；It should be noted that because setting be flared straight section 203 due to make the width of coating layer increase compared with
It is few, thus straight section 203 is flared on being formed by the width of coating layer almost without influence.
A kind of specific preferred embodiment is that the thickness of construction section 1 can be 0.6mm~2.0mm, and along construction section 1
The size of thickness direction, coating opening 20 can be 0.1mm~0.6mm, and the thickness of construction section 1 is relatively large in this case,
It thereby may be ensured that entire coating gasket has larger structural strength, be not easy to become because the power that is squeezed is larger during the work time
Shape；Certainly, those skilled in the art can change the size of coating opening 20 in a certain range according to actual demand, so as to
To form the coating layer of required thickness on substrate layer.
Another specific preferred embodiment is that the thickness of construction section 1 can also be 0.6mm~1.0mm, and along construction section
The size of 1 thickness direction, coating opening 20 can be 0.2mm~0.4mm, and the thickness of this coating gasket is relatively thin, one
Aspect can save raw material, on the other hand, since the thickness for being entirely coated with gasket is relatively small, the elastic deformation having
Ability is stronger, thus in the installation process of coating apparatus, can be reached by improving the clamping force between upper die head and lower die head
To the effect for promoting the seal degree between coating gasket and upper die head and lower die head, and then entire coating apparatus can be improved
Reliability.
Based on the coating gasket that any of the above-described embodiment is provided, the application also provides a kind of coating apparatus, which lays
The standby coating gasket provided including any of the above-described embodiment, coating gasket can be installed in upper die head in coating apparatus with
Between lower die head.
The foregoing is merely the preferred embodiments of the application, are not intended to limit this application, for the skill of this field
For art personnel, the application can have various modifications and variations.Within the spirit and principles of this application, any made by repair
Change, equivalent replacement, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. a kind of coating gasket, which is characterized in that including：
Construction section is provided with mounting hole on the construction section；
It is coated with section, coating opening is formed in the coating section, wherein：
The construction section connect the coating gasket to form closed hoop structure with the coating section, described to be coated with the interior of gasket
Ring is coating vessel, the coating vessel and the coating open communication.
2. coating gasket according to claim 1, which is characterized in that the coating opening is formed in the one of the coating section
Side.
3. coating gasket according to claim 2, which is characterized in that the side wall of the coating opening includes main paragraph and leads
Segmental arc is flowed,
The water conservancy diversion segmental arc is connect with the main paragraph, and the water conservancy diversion segmental arc is arranged in the main paragraph close to the coating vessel
One end.
4. coating gasket according to claim 3, which is characterized in that the side wall of the coating opening further includes that flaring is straight
Section,
The flaring straight section is connect by the main paragraph with the water conservancy diversion segmental arc, and the flaring straight section is arranged in the main paragraph
One end far from the coating vessel.
5. coating gasket according to claim 1, which is characterized in that the thickness of the construction section is 0.6mm~2.0mm.
6. coating gasket according to claim 5, which is characterized in that along the thickness direction of the construction section, the coating
The size of opening is 0.1mm~0.6mm.
7. coating gasket according to claim 1, which is characterized in that the thickness of the construction section is 0.6mm~1.0mm.
8. coating gasket according to claim 7, which is characterized in that along the thickness direction of the construction section, the coating
The size of opening is 0.2mm~0.4mm.
9. coating gasket according to claim 1, which is characterized in that the construction section is integrally formed with the coating section,
And the coating gasket is made of stainless steel.
10. a kind of coating apparatus, which is characterized in that include the coating gasket as described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721801182.8U CN207680919U (en) | 2017-12-21 | 2017-12-21 | It is coated with gasket and coating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721801182.8U CN207680919U (en) | 2017-12-21 | 2017-12-21 | It is coated with gasket and coating apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207680919U true CN207680919U (en) | 2018-08-03 |
Family
ID=62994729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721801182.8U Active CN207680919U (en) | 2017-12-21 | 2017-12-21 | It is coated with gasket and coating apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207680919U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109876935A (en) * | 2019-03-26 | 2019-06-14 | 中天储能科技有限公司 | It is coated with gasket, coating machine and pole coating technique |
| CN113510044A (en) * | 2021-04-30 | 2021-10-19 | 西安瑟福能源科技有限公司 | Small-surface-density slit type coating gasket |
| CN115297982A (en) * | 2020-12-18 | 2022-11-04 | 株式会社Lg新能源 | Method for manufacturing gasket for die coater using milling process |
-
2017
- 2017-12-21 CN CN201721801182.8U patent/CN207680919U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109876935A (en) * | 2019-03-26 | 2019-06-14 | 中天储能科技有限公司 | It is coated with gasket, coating machine and pole coating technique |
| CN115297982A (en) * | 2020-12-18 | 2022-11-04 | 株式会社Lg新能源 | Method for manufacturing gasket for die coater using milling process |
| CN113510044A (en) * | 2021-04-30 | 2021-10-19 | 西安瑟福能源科技有限公司 | Small-surface-density slit type coating gasket |
| CN113510044B (en) * | 2021-04-30 | 2022-10-04 | 西安瑟福能源科技有限公司 | Small-surface-density slit type coating gasket |
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