CN205253457U - Coating apparatus - Google Patents
Coating apparatus Download PDFInfo
- Publication number
- CN205253457U CN205253457U CN201521141424.6U CN201521141424U CN205253457U CN 205253457 U CN205253457 U CN 205253457U CN 201521141424 U CN201521141424 U CN 201521141424U CN 205253457 U CN205253457 U CN 205253457U
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- CN
- China
- Prior art keywords
- die head
- guiding gutter
- lower die
- guiding
- water conservancy
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Abstract
The utility model provides a can avoid multiple material to cause simultaneously cross contamination's coating apparatus during the coating, including last die head, lower die head, extrusion cushion piece and water conservancy diversion bolt, lower die head and the cooperation of last die head, be equipped with first cavity in the die head down, first cavity is equipped with first feed inlet, the extrusion cushion piece sets up at last die head under and between the die head, the extrusion cushion piece is " E " font, is provided with pressure release groove, two first guiding gutters and four second guiding gutters on the extrusion cushion piece, and the pressure release groove communicates with each other with the second guiding gutter, going up die head, lower die head and extrusion cushion piece and passing through water conservancy diversion bolted connection, the water conservancy diversion bolt passes the second guiding gutter, is equipped with the second feed inlet on the water conservancy diversion bolt, and the second feed inlet communicates with each other with the second guiding gutter. The utility model has the advantages of the extrusion cushion piece is " E " font, is provided with first guiding gutter, second guiding gutter and pressure release groove on the extrusion cushion piece, provides a pressure release chamber when second guiding gutter pressure is too big, prevents the cross contamination of different materials.
Description
Technical field
The utility model relates to battery, specifically a kind of apparatus for coating.
Background technology
Lithium ion battery, as a kind of environmental protection battery, has high-energy-density, high working voltage, Gao AnThe advantages such as full performance and long life, therefore aobvious aspect portable electric appts, electric automobile and energy storageShow superior prospect. In order to improve the security performance of lithium ion battery, the current cathodic coating at lithium ion batterySheet edge-coating has auxiliary material coating layer, but the apparatus for coating of existing auxiliary material coating layer need to separately be establishedA set of glue spreading apparatus, after the active material layer of negative electrode diaphragm has been coated with, then assists at its edgeThe coating of material coating layer, and adopt this glue spreading apparatus to regulate difficulty, and can produce bulging limit, holiday, voidThe problem such as limit, uneven thickness, also cannot complete wide cut, many coatings simultaneously, has a strong impact on production capacity.
Application number is that 201410413350.0 patent of invention discloses a kind of apparatus for coating, comprise upper die head, underDie head and spacer, spacer is provided with first guiding gutter and two the second guiding gutters, the first guiding gutterForm the first coating layer, the second guiding gutter forms the second coating layer, although can realize many synchronous coatings,But in the time that coating speed is fast, the pressure of the second coating layer is excessive, easily causes cross pollution, simultaneously this isolationChip architecture can only arrange a guiding gutter and two the second guiding gutters, and coating efficiency is low.
Utility model content
Technical problem to be solved in the utility model is: while providing one can avoid multiple material to be coated with simultaneouslyCause the apparatus for coating of cross pollution.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of apparatus for coating,Comprise upper die head, lower die head, extruding pad and water conservancy diversion bolt, described lower die head coordinates with upper die head;
In described lower die head, be provided with the first cavity, described lower die head outer surface is provided with the first charging aperture, and describedOne cavity is by the first charging aperture and exterior;
Described extruding pad is arranged between upper die head and lower die head, shape between described lower die head and extruding padBecome coating slit;
Described extruding pad is " E " font, is provided with gas pressure relief slot, two the first water conservancy diversion on described extruding padGroove and four the second guiding gutters, the opening portion of described " E " font forms respectively described two the first guiding gutters,The entrance of described the first guiding gutter communicates with the first cavity, the outlet of described the first guiding gutter and coating slit phaseLogical, described the first charging aperture, the first cavity, the first guiding gutter and the first guiding gutter to go out interruption-forming first-classRoad; Article two, the second guiding gutter is separately positioned on the two ends of extruding pad, and another two the second guiding gutters are arranged on crowdedThe central authorities of pressure pad sheet, described gas pressure relief slot communicates with the second guiding gutter that is arranged on extruding pad central authorities, and described theThe outlet of the outlet of two guiding gutters and the first guiding gutter is positioned at the same side of extruding pad;
Described upper die head, lower die head and extruding pad are connected by water conservancy diversion bolt, and described water conservancy diversion bolt is through theTwo guiding gutters, described water conservancy diversion bolt is provided with the second charging aperture, described the second charging aperture and the second guiding gutter phaseLogical, described the second charging aperture, the second guiding gutter and the second guiding gutter go out interruption-forming second road.
Further, between described extruding pad and lower die head, be provided with back-up block.
Further, described back-up block comprises the first back-up block and the second back-up block, described the first back-up block withExtruding pad butt, described the second back-up block and lower die head butt, the material of described the first back-up block is foamOr silica gel, the material of described the second back-up block is acetal resin.
Further, described the second charging aperture is along the axis setting of water conservancy diversion bolt.
The beneficial effects of the utility model are: between upper die head and lower die head, be provided with extruding pad, extrudingPad is " E " font, first guiding gutter of extruding on pad and the second guiding gutter form respectively first flow andThe second runner, first flow is for being coated with the active material of battery pole piece, and the second runner is used for being coated with battery poleThe auxiliary material of sheet, extruding pad is provided with gas pressure relief slot, and gas pressure relief slot communicates with the second guiding gutter, leads when secondChute pressure provides an earth pressure release chamber when excessive, prevent the friendship of material in first flow and the second runnerFork pollutes; On extruding pad, be provided with two the first guiding gutters and four the second guiding gutters, can significantly improve paintingCloth efficiency.
Brief description of the drawings
Fig. 1 is the stereogram of the utility model embodiment apparatus for coating.
Fig. 2 is the top view of the extruding pad of the utility model embodiment apparatus for coating.
Label declaration:
1, upper die head; 2, lower die head; 21, the first cavity; 3, extruding pad; 31, pressure releaseGroove; 32, the first guiding gutter; 33, the second guiding gutter; 4, water conservancy diversion bolt; 41, the second chargingMouthful; 5, back-up block.
Detailed description of the invention
By describing technology contents of the present utility model in detail, being realized object and effect, below in conjunction with enforcement sideFormula also coordinates accompanying drawing to be explained.
The design of the utility model most critical is: extruding pad is " E " font, on extruding pad, is provided withThe first guiding gutter, the second guiding gutter and gas pressure relief slot, gas pressure relief slot communicates with the second guiding gutter, when the second guiding gutterAn earth pressure release chamber is provided when pressure is excessive, has prevented the cross pollution of different materials.
Please refer to Fig. 1 and Fig. 2, a kind of apparatus for coating, comprises upper die head 1, lower die head 2, extruding pad 3With water conservancy diversion bolt 4, described lower die head coordinates with upper die head;
In described lower die head, be provided with the first cavity 21, described lower die head outer surface is provided with the first charging aperture, described inThe first cavity is by the first charging aperture and exterior;
Described extruding pad is arranged between upper die head and lower die head, shape between described lower die head and extruding padBecome coating slit;
Described extruding pad is " E " font, is provided with gas pressure relief slot 31, two first and leads on described extruding padChute 32 and four the second guiding gutters 33, the opening portion of described " E " font forms respectively described two articleOne guiding gutter, the entrance of described the first guiding gutter communicates with the first cavity, the outlet of described the first guiding gutter withCoating slit communicates, the outlet of described the first charging aperture, the first cavity, the first guiding gutter and the first guiding gutterForm first flow; Article two, the second guiding gutter is separately positioned on the two ends of extruding pad, another two the second water conservancy diversionGroove is arranged on the central authorities of extruding pad, described gas pressure relief slot and the second guiding gutter phase that is arranged on extruding pad central authoritiesLogical, the outlet of the outlet of described the second guiding gutter and the first guiding gutter is positioned at the same side of extruding pad;
Described upper die head, lower die head and extruding pad are connected by water conservancy diversion bolt, and described water conservancy diversion bolt is through theTwo guiding gutters, described water conservancy diversion bolt is provided with the second charging aperture 41, described the second charging aperture and the second guiding gutterCommunicate, described the second charging aperture, the second guiding gutter and the second guiding gutter go out interruption-forming second road.
When the work of the utility model apparatus for coating, battery pole piece active material passes through by the first charging aperture, firstThe first flow that goes out interruption-forming of cavity and the first guiding gutter and the first guiding gutter is coated with, battery pole pieceAuxiliary material are by the second runner that goes out interruption-forming by the second charging aperture, the second guiding gutter and the second guiding gutterBe coated with, because first flow is provided with two, the second runner is provided with four, and six runners can synchronously carry outCoating.
From foregoing description, the beneficial effects of the utility model are: between upper die head and lower die head, arrangeHave extruding pad, extruding pad is " E " font, and the first guiding gutter and the second guiding gutter on extruding pad divideDo not form first flow and the second runner, first flow is for being coated with the active material of battery pole piece, secondRoad is for being coated with the auxiliary material of battery pole piece, and extruding pad is provided with gas pressure relief slot, gas pressure relief slot and the second water conservancy diversionGroove communicates, and when the second guiding gutter pressure provides an earth pressure release chamber when excessive, prevents first flow andThe cross pollution of material in two runners; On extruding pad, be provided with two the first guiding gutters and four the second water conservancy diversionGroove, can significantly improve coating efficiency.
Further, between described extruding pad and lower die head, be provided with back-up block 5.
Seen from the above description, between extruding pad and lower die head, be provided with back-up block, extruding pad is playedSupporting role, prevents the second runner material and the cross pollution of first flow material.
Further, described back-up block comprises the first back-up block and the second back-up block, described the first back-up block withExtruding pad butt, described the second back-up block and lower die head butt, the material of described the first back-up block is foamOr silica gel, the material of described the second back-up block is acetal resin.
Seen from the above description, the first back-up block and the second back-up block are played a supporting role to extruding pad, withTime foam or silica gel material the first back-up block also can play cushioning effect.
Further, described the second charging aperture is along the axis setting of water conservancy diversion bolt.
Please refer to Fig. 1 and Fig. 2, embodiment of the present utility model is: a kind of apparatus for coating, comprise upper die head 1,Lower die head 2, extruding pad 3 and water conservancy diversion bolt 4, described lower die head coordinates with upper die head; In described lower die headBe provided with the first cavity 21, described lower die head outer surface is provided with the first charging aperture, and described the first cavity is by firstCharging aperture and exterior; Described extruding pad is arranged between upper die head and lower die head, described lower die head andBetween extruding pad, form coating slit; Described extruding pad is " E " font, on described extruding pad, arrangesThere are gas pressure relief slot 31, two the first guiding gutters 32 and four the second guiding gutters 33, the opening of described " E " fontPart forms respectively described two the first guiding gutters, and the entrance of described the first guiding gutter communicates with the first cavity,The outlet of described the first guiding gutter communicates with coating slit, and described the first charging aperture, the first cavity, first are ledChute and the first guiding gutter go out interruption-forming first flow; Article two, the second guiding gutter is separately positioned on extruding padTwo ends, another two the second guiding gutters are arranged on the central authorities of extruding pad, described gas pressure relief slot be arranged on extrudingThe second guiding gutter of pad central authorities communicates, and the outlet of the outlet of described the second guiding gutter and the first guiding gutter is positioned atThe same side of extruding pad; Described upper die head, lower die head and extruding pad are connected by water conservancy diversion bolt, described inWater conservancy diversion bolt is through the second guiding gutter, and described water conservancy diversion bolt is provided with the second charging aperture 41, described the second chargingMouthful communicate with the second guiding gutter, described the second charging aperture, the second guiding gutter and the second guiding gutter go out interruption-formingThe second runner. Between upper die head and lower die head, be provided with extruding pad, extruding pad is " E " font, extrudingOn pad, be provided with two the first guiding gutters and four the second guiding gutters, first flow is used for being coated with battery pole pieceActive material, the second runner is for being coated with the auxiliary material of battery pole piece, described extruding pad and lower die headBetween be provided with back-up block 5. Described back-up block comprises the first back-up block and the second back-up block, described the first back-up blockWith extruding pad butt, described the second back-up block and lower die head butt, the material of described the first back-up block is bubbleCotton or silica gel, the material of described the second back-up block is acetal resin. Described the second charging aperture is along water conservancy diversion boltAxis setting.
The beneficial effect of the apparatus for coating that in sum, the utility model provides is: upper die head and lower die headBetween be provided with extruding pad, extruding pad is " E " font, first guiding gutter and second of extruding on padGuiding gutter forms respectively first flow and the second runner, and first flow is used for being coated with the active material of battery pole piece,The second runner is for being coated with the auxiliary material of battery pole piece, and extruding pad is provided with gas pressure relief slot, gas pressure relief slot and theTwo guiding gutters communicate, and when the second guiding gutter pressure provides an earth pressure release chamber when excessive, prevent first-classThe cross pollution of material in road and the second runner; Extruding is provided with two article of first guiding gutter and four articles the on padTwo guiding gutters, can significantly improve coating efficiency; The first back-up block and the second back-up block play and prop up extruding padSupport effect, the first back-up block of foam or silica gel material also can play cushioning effect simultaneously.
The foregoing is only embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model,Every equivalents of utilizing the utility model description and accompanying drawing content to do, or be directly or indirectly used inRelevant technical field, is all in like manner included in scope of patent protection of the present utility model.
Claims (4)
1. an apparatus for coating, is characterized in that: comprise upper die head, lower die head, extruding pad and water conservancy diversion spiral shellBolt, described lower die head coordinates with upper die head;
In described lower die head, be provided with the first cavity, described lower die head outer surface is provided with the first charging aperture, and describedOne cavity is by the first charging aperture and exterior;
Described extruding pad is arranged between upper die head and lower die head, shape between described lower die head and extruding padBecome coating slit;
Described extruding pad is " E " font, is provided with gas pressure relief slot, two the first water conservancy diversion on described extruding padGroove and four the second guiding gutters, the opening portion of described " E " font forms respectively described two the first guiding gutters,The entrance of described the first guiding gutter communicates with the first cavity, the outlet of described the first guiding gutter and coating slit phaseLogical, described the first charging aperture, the first cavity, the first guiding gutter and the first guiding gutter to go out interruption-forming first-classRoad; Article two, the second guiding gutter is separately positioned on the two ends of extruding pad, and another two the second guiding gutters are arranged on crowdedThe central authorities of pressure pad sheet, described gas pressure relief slot communicates with the second guiding gutter that is arranged on extruding pad central authorities, and described theThe outlet of the outlet of two guiding gutters and the first guiding gutter is positioned at the same side of extruding pad;
Described upper die head, lower die head and extruding pad are connected by water conservancy diversion bolt, and described water conservancy diversion bolt is through theTwo guiding gutters, described water conservancy diversion bolt is provided with the second charging aperture, described the second charging aperture and the second guiding gutter phaseLogical, described the second charging aperture, the second guiding gutter and the second guiding gutter go out interruption-forming second road.
2. apparatus for coating according to claim 1, is characterized in that: described extruding pad and lower die headBetween be provided with back-up block.
3. apparatus for coating according to claim 2, is characterized in that: described back-up block comprises firstBracer and the second back-up block, described the first back-up block and extruding pad butt, described the second back-up block and counterdieButt, the material of described the first back-up block is foam or silica gel, the material of described the second back-up block is poly-firstUrea formaldehyde.
4. apparatus for coating according to claim 1, is characterized in that: described the second charging aperture is along water conservancy diversionThe axis setting of bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521141424.6U CN205253457U (en) | 2015-12-31 | 2015-12-31 | Coating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521141424.6U CN205253457U (en) | 2015-12-31 | 2015-12-31 | Coating apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205253457U true CN205253457U (en) | 2016-05-25 |
Family
ID=55995008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521141424.6U Active CN205253457U (en) | 2015-12-31 | 2015-12-31 | Coating apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN205253457U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106000796A (en) * | 2016-07-01 | 2016-10-12 | 合肥国轩高科动力能源有限公司 | Slit type die head for coating lithium ion battery fluid |
| CN106216171A (en) * | 2016-08-31 | 2016-12-14 | 中航锂电（洛阳）有限公司 | A kind of extrusion coating machine die head pad, extrusion die and extrusion coating machine |
| CN107470095A (en) * | 2017-09-05 | 2017-12-15 | 苏州威格尔纳米科技有限公司 | A kind of platform for preventing substrate back solution from spreading |
| CN108480138A (en) * | 2018-05-29 | 2018-09-04 | 安徽力信能源科技有限责任公司 | It is a kind of to be coated with uniform extrusion coating machine die head gasket and die head |
| CN108816565A (en) * | 2018-06-28 | 2018-11-16 | 合肥国轩高科动力能源有限公司 | A kind of the dispensing ceramics apparatus for coating and method of anti-mixing |
| CN109065818A (en) * | 2018-06-28 | 2018-12-21 | 合肥国轩高科动力能源有限公司 | A kind of low short circuit ratio lithium ion power cell pole flakes and preparation method thereof |
| CN109225763A (en) * | 2018-10-30 | 2019-01-18 | 深圳市曼恩斯特科技有限公司 | Coating head, apparatus for coating and coating method |
| CN109482428A (en) * | 2018-12-05 | 2019-03-19 | 深圳市曼恩斯特科技有限公司 | Slot coated head |
| CN110404730A (en) * | 2019-07-02 | 2019-11-05 | 惠州锂威新能源科技有限公司 | A kind of extruding pad, coating machine and pole coating technique |
| WO2023136567A1 (en) * | 2022-01-11 | 2023-07-20 | 주식회사 엘지에너지솔루션 | Die coater for coating secondary battery current collector with active material |
| WO2023136568A1 (en) * | 2022-01-11 | 2023-07-20 | 주식회사 엘지에너지솔루션 | Die coater for coating active material of secondary battery current collector |
-
2015
- 2015-12-31 CN CN201521141424.6U patent/CN205253457U/en active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106000796A (en) * | 2016-07-01 | 2016-10-12 | 合肥国轩高科动力能源有限公司 | Slit type die head for coating lithium ion battery fluid |
| CN106216171A (en) * | 2016-08-31 | 2016-12-14 | 中航锂电（洛阳）有限公司 | A kind of extrusion coating machine die head pad, extrusion die and extrusion coating machine |
| CN107470095B (en) * | 2017-09-05 | 2019-07-16 | 苏州威格尔纳米科技有限公司 | A kind of platform for preventing substrate back solution from spreading |
| CN107470095A (en) * | 2017-09-05 | 2017-12-15 | 苏州威格尔纳米科技有限公司 | A kind of platform for preventing substrate back solution from spreading |
| CN108480138A (en) * | 2018-05-29 | 2018-09-04 | 安徽力信能源科技有限责任公司 | It is a kind of to be coated with uniform extrusion coating machine die head gasket and die head |
| CN108816565A (en) * | 2018-06-28 | 2018-11-16 | 合肥国轩高科动力能源有限公司 | A kind of the dispensing ceramics apparatus for coating and method of anti-mixing |
| CN109065818A (en) * | 2018-06-28 | 2018-12-21 | 合肥国轩高科动力能源有限公司 | A kind of low short circuit ratio lithium ion power cell pole flakes and preparation method thereof |
| CN109225763A (en) * | 2018-10-30 | 2019-01-18 | 深圳市曼恩斯特科技有限公司 | Coating head, apparatus for coating and coating method |
| CN109225763B (en) * | 2018-10-30 | 2024-05-03 | 深圳市曼恩斯特科技股份有限公司 | Coating head, coating device and coating method |
| CN109482428A (en) * | 2018-12-05 | 2019-03-19 | 深圳市曼恩斯特科技有限公司 | Slot coated head |
| CN110404730A (en) * | 2019-07-02 | 2019-11-05 | 惠州锂威新能源科技有限公司 | A kind of extruding pad, coating machine and pole coating technique |
| WO2023136567A1 (en) * | 2022-01-11 | 2023-07-20 | 주식회사 엘지에너지솔루션 | Die coater for coating secondary battery current collector with active material |
| WO2023136568A1 (en) * | 2022-01-11 | 2023-07-20 | 주식회사 엘지에너지솔루션 | Die coater for coating active material of secondary battery current collector |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |