CN202129186U - Extrusion type intermittent coating machine and coating device thereof - Google Patents
Extrusion type intermittent coating machine and coating device thereof Download PDFInfo
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- CN202129186U CN202129186U CN201120148464U CN201120148464U CN202129186U CN 202129186 U CN202129186 U CN 202129186U CN 201120148464 U CN201120148464 U CN 201120148464U CN 201120148464 U CN201120148464 U CN 201120148464U CN 202129186 U CN202129186 U CN 202129186U
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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 an extrusion type intermittent coating machine. The extrusion type intermittent coating machine comprises a feeding valve body, a material supply valve body, a backflow valve body, a backflow opening/closing gate, a material supply valve core, a material supply opening/closing gate, a backflow valve core, an extruding head, a first linear servo motor and a second linear servo motor, wherein a backflow port of the feeding valve body is connected with an inlet of the backflow valve body; a discharging port of the feeding valve body is connected with an inlet of the material supply valve body; an outlet of the material supply valve body is connected with the extruding head; the backflow valve core is connected with the backflow opening/closing gate; the backflow opening/closing gate and the pipe wall at the backflow port end of the feeding valve body form a matched piston structure; the material supply opening/closing gate is arranged in the material supply valve body; and the material supply valve core is connected with the material supply opening/closing gate. The extrusion type intermittent coating machine realizes intermittent coating through the operation of the backflow valve core and the material supply valve core. Opening and closing of the backflow valve core and the material supply valve core are driven by the linear servo motors, so that the on/off is realized quickly and accurately, repeating precision of the opening and closing actions of the piston is guaranteed, and the coating quality of the extrusion type coating machine is improved.
Description
Technical field
The utility model relates to the lithium battery manufacturing equipment, relates in particular to a kind of squash type intermittently coating machine and apparatus for coating thereof.
Background technology
Coating is a requisite operation in the lithium ion battery production process, also is the critical process that directly influences each item performances such as battery security, capacity, uniformity.Coating is exactly the pasty state viscous paste of making, and uniformly, continuously or being coated on the matrix (aluminium foil or Copper Foil) of being interrupted, guarantees the consistency of thickness of each coating position and coating thickness is controlled in the margin of tolerance of technological requirement.The present domestic two kinds of coating methods that have: transfer type and squash type.Transfer type is a kind of mature technique, but its complex structure, the equipment debugging trouble; Therefore and the slurry of transfer type coating machine is in naked state, size performance is had certain influence, the time slightly length will produce caking, can't apply.
Through experiment, the extrusion coater technology is increasingly mature, and its frame for movement is simple, and device miniaturization is saved the space, and debugging is convenient; Its coating extrusion head partly is closed, and slurry all is hedged off from the outer world between applying, and therefore can not make slurry rotten because of the reason of air.
The coating precision of extrusion coater is more high than transfer type coating machine.Present experimental result shows that the transfer type coating thickness limit is 50～200 μ m, and the squash type coating can reach 5～300 μ m, and is stronger to the adaptability of lithium battery technology.
Abroad; Extrusion coater can be realized intermittently coating through the high sensitivity control valve, but the high sensitivity control valve costs an arm and a leg, and does not also have technical capability to develop this kind control valve at home; Cause extrusion coater to cost an arm and a leg, considerably beyond the transfer type coating machine; Simultaneously, the complex structure of high sensitivity control valve should not be safeguarded, when the situation of slurry obstruction takes place, needs long clean and maintenance.On cost performance, can't compete mutually with the transfer type coating machine.
A kind of air-cylinder type control valve that the applicant invents is in earlier stage realized intermittently coating, and its price is more cheap, and is simple in structure.But because the unstability of air pressure; Long-term use and slurry infiltration cause the coefficient of friction of cylinder, sealing device to change; Make cylinder valve action error when opening and turn-off, occur, directly influence coating length dimension and intermittent lengths size cause the dimensional accuracy of extrusion coating machine to be had a greatly reduced quality.
The utility model content
The technical problem that the utility model mainly solves provides and a kind ofly can realize intermittently extrusion coated easily, and the squash type that can improve the coating dimensional accuracy again is coating machine and apparatus for coating thereof intermittently.
For solving the problems of the technologies described above; The technical scheme that the utility model adopts is: intermittently apparatus for coating of a kind of squash type is provided, comprises that charging valve body, feed valve body, backflow valve body, backflow open and close lock, feed spool, feed switching lock, backflow spool, extrusion head, the first orthoscopic servomotor and the second orthoscopic servomotor; Said charging valve body has charging aperture, refluxing opening and discharging opening, and said feed valve body and backflow valve body are two logical structures; The charging aperture of said charging valve body is the feed end of said apparatus for coating, and the refluxing opening of charging valve body is connected with the import of said backflow valve body, and the discharging opening of charging valve body is connected with the import of said feed valve body, and the outlet of said feed valve body connects said extrusion head; The tube wall that said backflow opens and closes lock and said charging valve body refluxing opening end forms adaptive piston structure, and said backflow spool one end connects said backflow and opens and closes lock, and the backflow spool other end is connected with the power output shaft of the said first orthoscopic servomotor; Said feed opens and closes lock and said feed valve body tube wall forms adaptive piston structure, and said feed spool one end connects said feed and opens and closes lock, and the feed spool other end is connected with the power output shaft of the said second orthoscopic servomotor.
Wherein, said apparatus for coating also comprises return valve, and said return valve is arranged on the said backflow valve body.
Wherein, said apparatus for coating also comprises feed pressure table and return pressure table, and said feed pressure table is arranged on the said extrusion head, and said return pressure table is arranged on the said backflow valve body.
Wherein, all be arranged with sealing ring on said charging spool and the backflow spool.
For solving the problems of the technologies described above; Another technical scheme that the utility model adopts is: intermittently coating machine of a kind of squash type is provided; Comprise slurry storage tank, feed pipe, reflux line and apparatus for coating, said apparatus for coating comprises charging valve body, feed valve body, backflow valve body, refluxing opens and closes lock, feed spool, feed switching lock, backflow spool, extrusion head, the first orthoscopic servomotor and the second orthoscopic servomotor; Said charging valve body has charging aperture, refluxing opening and discharging opening, and said feed valve body and backflow valve body are two logical structures; The charging aperture of said charging valve body is the feed end of said apparatus for coating; The refluxing opening of charging valve body is connected with the import of said backflow valve body; The discharging opening of charging valve body is connected with the import of said feed valve body, said feed valve body outlet connect said extrusion head; The charging aperture of said charging valve body connects said slurry storage tank through said feed pipe, and the outlet of said backflow valve body connects said slurry storage tank through said reflux line; The tube wall that said backflow opens and closes lock and said charging valve body refluxing opening end forms adaptive piston structure, and said backflow spool one end connects said backflow and opens and closes lock, and the backflow spool other end is connected with the power output shaft of the said first orthoscopic servomotor; Said feed opens and closes lock and said feed valve body tube wall forms adaptive piston structure, and said feed spool one end connects said feed and opens and closes lock, and the feed spool other end is connected with the power output shaft of the said second orthoscopic servomotor.
Wherein, said apparatus for coating also comprises return valve, and said return valve is arranged on the said backflow valve body.
Wherein, said apparatus for coating also comprises feed pressure table and return pressure table, and said feed pressure table is arranged on the said extrusion head, and said return pressure table is arranged on the said backflow valve body.
Wherein, all be arranged with sealing ring on said charging spool and the backflow spool.
The beneficial effect of the utility model is: the cylinder type control valve that is different from prior art is realized intermittently coating; Because the cylinder unstability causes coating machine dimensional accuracy defect of insufficient; The squash type coating machine at intermittence of the utility model is by the intermittently coating of work realization of backflow spool and feed spool, and the switching of backflow spool and feed spool realizes quick, accurate break-make by the orthoscopic driven by servomotor; Guarantee the repeatable accuracy of piston on-off action, improved the coating quality of extrusion coating machine.
Description of drawings
Fig. 1 is the intermittently external structure sketch map of apparatus for coating of the utility model squash type;
Fig. 2 is the intermittently internal structure sketch map of apparatus for coating of the utility model squash type;
Fig. 3 is the intermittently structural representation of coating machine of the utility model squash type.
Among the figure: 1, charging valve body; 101, charging aperture; 102, discharging opening; 103, refluxing opening; 2, feed valve body; 201, feed valve body import; 202, feed valve outlet; 3, backflow valve body; 301, backflow valve body import; 302, backflow valve outlet; 4, backflow opens and closes lock; 5, backflow spool; 6, feed opens and closes lock; 7, feed spool; 8, extrusion head; 9, the first orthoscopic servomotor; 10, the second orthoscopic servomotor; 11, return valve; 12, feed pressure table; 13, return pressure table; 14, sealing ring.
The specific embodiment
By the technology contents, the structural feature that specify the utility model, realized purpose and effect, know clearly below in conjunction with embodiment and conjunction with figs. and give explanation.
See also Fig. 1 to Fig. 3; The utility model provides a kind of squash type intermittently coating machine and apparatus for coating thereof; Said squash type intermittently coating machine comprises slurry storage tank 100, feed pipe 200, reflux line 300 and apparatus for coating 400, and said apparatus for coating 400 comprises charging valve body 1, feed valve body 2, backflow valve body 3, refluxing opens and closes lock 4, backflow spool 5, feed switching lock 6, feed spool 7, extrusion head 8, the first orthoscopic servomotor 9 and the second orthoscopic servomotor 10.
Said charging valve body 1 has charging aperture 101, refluxing opening 103 and discharging opening 102, and said feed valve body 2 is two logical structures with backflow valve body 3; The charging aperture 101 of said charging valve body 1 is the feed end of said apparatus for coating 400; The refluxing opening 103 of charging valve body 1 is connected with the import 301 of said backflow valve body 3; The discharging opening 102 of charging valve body 1 is connected 201 with the import of said feed valve body 2, said feed valve body 2 outlet 202 connect said extrusion head 8; The charging aperture 101 of said charging valve body 1 connects said slurry storage tank 100 through said feed pipe 200, and the outlet 302 of said backflow valve body 3 connects said slurry storage tank 100 through said reflux line 300.
The tube wall that said backflow opens and closes lock 4 and said charging valve body 1 refluxing opening 103 ends forms adaptive piston structure; Said backflow spool 5 one ends connect said backflow and open and close lock 4, and backflow spool 5 other ends stretch out outside the charging valve body 1 and with the power output shaft of the said first orthoscopic servomotor 9 and are connected.In the present embodiment, backflow spool 5 stretches out between an end and the charging valve body 1 of charging valve body 1 and is provided with sealing ring 14, prevents that the slurry in the charging valve body 1 from flowing out.
Said feed opens and closes lock 6 and forms adaptive piston structure with said feed valve body 2 tube walls; Said feed spool 7 one ends connect said feed and open and close lock 6, and feed spool 7 other ends stretch out outside the feed valve body 2 and with the power output shaft of the said second orthoscopic servomotor 10 and are connected.In the present embodiment, the feed spool stretches out between an end and the feed valve body 2 of feed valve body 2 and is provided with sealing ring 14, prevents that the slurries in the feed valve body 2 from flowing out.
When needs are coated with, the first orthoscopic servomotor 9 pulling backflow spools 5, making refluxes opens and closes the descend refluxing opening 103 of sealing charging valve bodies 1 of lock 4, the charging aperture 101 that makes charging valve body 1 only with discharging opening 102 conductings; The second orthoscopic servomotor 10 promotes feed spool 7 simultaneously, makes feed open and close lock 6 and rises, and makes the import 201 and outlet 202 conductings of feed valve body 2; Slurry gets into the charging aperture 101 of charging valve bodies 1 via feed pipe 200 from slurry storage tank 100; Flow into the import 201 of feed valve body 2 again from the discharging opening 102 of charging valve body 1; Outlet 202 from feed valve body 2 at last gets into extrusion head 8, and extrusion head 8 is coated in coating sizing-agent and accomplishes coating on the matrix.
When needs realization coating intermittently promptly was not coated with, the first orthoscopic servomotor 9 promoted backflow spools 5, the switching lock 4 that refluxes is risen open refluxing opening 103, made the refluxing opening 103 and charging aperture 101 conductings of charging valve body 1; The second orthoscopic servomotor, 10 pulling feed spools 7 make feed open and close the outlet 202 that feed valve body 2 is closed in lock 6 declines, the import 201 of feed valve body 2 and outlet 202 not conductings simultaneously; Slurry via the charging aperture 101 of feed pipe 200 entering charging valve bodies 1, gets in the backflow valve bodies 3 via refluxing opening 103 from slurry storage tank 100 again, flows back to slurry storage tank 100 through reflux line 300 at last; This moment, slurry can't arrive extrusion head 8 owing to the import 201 and outlet 202 not conductings of feed valve body 2, and extrusion head 8 does not have slurry to extrude, and realizes intermittently function.
Backflow spool 5 and feed spool 7 constantly alternating movement simultaneously as stated carry out the feed and the blocking-up control of slurry to extrusion head 8, reach and realize the intermittently purpose of extrusion coated.
The squash type coating machine at intermittence of the utility model is realized intermittently coating by the work of backflow spool and feed spool; The switching of said backflow spool and feed spool is by the orthoscopic driven by servomotor; Realize quick, accurate break-make, guarantee the repeatable accuracy of piston on-off action.Extrusion head directly is connected with the outlet of feed valve body, can shorten effective charging distance, makes apparatus for coating more directly perceived to the control of coating quality at intermittence, better effects if.Charging valve body and feed valve body are mechanical valve, and cavity size is invariable, can the size of feed rate not exerted an influence.Need not change valve body when changing type of stock, the valve body convenience for washing only needs to get final product through valve body with the cleaning fluid circular flow, does not need disassembly, cleaning, and is good to the Technological adaptability of lithium ion battery.The utility model adopts simple mechanical type control valve structure, has solved extrusion coating machine and has realized the intermittently problem of coating; Adopt the switching of linear servo-actuator control spool to realize intermittently being coated with function, guarantee the repeatable accuracy of piston on-off action, improve the coating quality of extrusion coating machine and to the lithium ion battery manufacturing process to suit property.
In one embodiment; Said apparatus for coating 400 also has return valve 11, and said return valve 11 is arranged on the backflow valve body 3, can regulate the slurry channel sized of backflow valve body 3; Change the flow velocity of slurry in the backflow valve body 3, and then regulate the pressure of the slurry that refluxes.
In the above-described embodiments, said apparatus for coating 400 also comprises feed pressure table 12 and return pressure table 13, and said feed pressure table 12 is arranged on the said extrusion head 8, and return pressure table 13 is arranged on the said backflow valve body 3; When extrusion head 8 coating, be installed in the feed pressure that feed pressure table 12 on the extrusion head 8 can show this moment, and in the backflow valve body 3 because there is not slurry to pass through, return pressure table 13 is shown as 0; When coating intermittently is an extrusion head 8 when not being coated with, slurry flows back to slurry storage tank 100 through backflow valve body 3, shows the return pressure of this moment on the return pressure table 13, and in the extrusion head 8 because there is not slurry, feed pressure table 12 is shown as 0.Through the setting pressure table, can react feed pressure and return pressure intuitively, the handled easily personnel regulate control to feed and backflow, and feed pressure and return pressure are met design requirement, and guarantee coating quality.Pass through to regulate the size of return valve in addition, can make return pressure consistent, guarantee that loine pressure is constant when coating and intermittence, make the loine pressure balance, guarantee that apparatus for coating is not hit with feed pressure.
The above is merely the embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.
Claims (8)
1. squash type apparatus for coating intermittently; It is characterized in that, comprise that charging valve body, feed valve body, backflow valve body, backflow open and close lock, feed spool, feed switching lock, backflow spool, extrusion head, the first orthoscopic servomotor and the second orthoscopic servomotor;
Said charging valve body has charging aperture, refluxing opening and discharging opening, and said feed valve body and backflow valve body are two logical structures;
The charging aperture of said charging valve body is the feed end of said apparatus for coating, and the refluxing opening of charging valve body is connected with the import of said backflow valve body, and the discharging opening of charging valve body is connected with the import of said feed valve body, and the outlet of said feed valve body connects said extrusion head;
The tube wall that said backflow opens and closes lock and said charging valve body refluxing opening end forms adaptive piston structure, and said backflow spool one end connects said backflow and opens and closes lock, and the backflow spool other end is connected with the power output shaft of the said first orthoscopic servomotor;
Said feed opens and closes lock and said feed valve body tube wall forms adaptive piston structure, and said feed spool one end connects said feed and opens and closes lock, and the feed spool other end is connected with the power output shaft of the said second orthoscopic servomotor.
2. squash type according to claim 1 is apparatus for coating intermittently, and it is characterized in that: said apparatus for coating also comprises return valve, and said return valve is arranged on the said backflow valve body.
3. squash type according to claim 2 is apparatus for coating intermittently; It is characterized in that: said apparatus for coating also comprises feed pressure table and return pressure table; Said feed pressure table is arranged on the said extrusion head, and said return pressure table is arranged on the said backflow valve body.
4. according to each described squash type apparatus for coating at intermittence of claim 1-3, it is characterized in that: all be arranged with sealing ring on said charging spool and the backflow spool.
5. squash type coating machine intermittently; Comprise slurry storage tank, feed pipe, reflux line and apparatus for coating; It is characterized in that said apparatus for coating comprises charging valve body, feed valve body, backflow valve body, refluxing opens and closes lock, feed spool, feed switching lock, backflow spool, extrusion head, the first orthoscopic servomotor and the second orthoscopic servomotor;
Said charging valve body has charging aperture, refluxing opening and discharging opening, and said feed valve body and backflow valve body are two logical structures;
The charging aperture of said charging valve body is the feed end of said apparatus for coating; The refluxing opening of charging valve body is connected with the import of said backflow valve body; The discharging opening of charging valve body is connected with the import of said feed valve body, said feed valve body outlet connect said extrusion head;
The charging aperture of said charging valve body connects said slurry storage tank through said feed pipe, and the outlet of said backflow valve body connects said slurry storage tank through said reflux line;
The tube wall that said backflow opens and closes lock and said charging valve body refluxing opening end forms adaptive piston structure, and said backflow spool one end connects said backflow and opens and closes lock, and the backflow spool other end is connected with the power output shaft of the said first orthoscopic servomotor;
Said feed opens and closes lock and said feed valve body tube wall forms adaptive piston structure, and said feed spool one end connects said feed and opens and closes lock, and the feed spool other end is connected with the power output shaft of the said second orthoscopic servomotor.
6. squash type according to claim 5 is coating machine intermittently, and it is characterized in that: said apparatus for coating also comprises return valve, and said return valve is arranged on the said backflow valve body.
7. squash type according to claim 6 is coating machine intermittently; It is characterized in that: said apparatus for coating also comprises feed pressure table and return pressure table; Said feed pressure table is arranged on the said extrusion head, and said return pressure table is arranged on the said backflow valve body.
8. according to each described squash type coating machine at intermittence of claim 5-7, it is characterized in that: all be arranged with sealing ring on said charging spool and the backflow spool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120148464U CN202129186U (en) | 2011-05-11 | 2011-05-11 | Extrusion type intermittent coating machine and coating device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120148464U CN202129186U (en) | 2011-05-11 | 2011-05-11 | Extrusion type intermittent coating machine and coating device thereof |
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| Publication Number | Publication Date |
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| CN202129186U true CN202129186U (en) | 2012-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201120148464U Expired - Lifetime CN202129186U (en) | 2011-05-11 | 2011-05-11 | Extrusion type intermittent coating machine and coating device thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103706527A (en) * | 2013-07-29 | 2014-04-09 | 深圳市信宇人科技有限公司 | Extrusion-type intermittent coating steady-pressure feeding method and system |
| JP2015062853A (en) * | 2013-09-24 | 2015-04-09 | 日本電気株式会社 | Intermittent coating apparatus and intermittent coating method |
| CN105470600A (en) * | 2015-03-18 | 2016-04-06 | 万向A一二三系统有限公司 | Recycling method for residual slurry for lithium battery |
| CN107725835A (en) * | 2017-11-16 | 2018-02-23 | 张世珍 | One kind coating valve |
| CN108999004A (en) * | 2018-08-22 | 2018-12-14 | 张文英 | A kind of load-bearing wirerope oils anti-corrosive apparatus |
| CN111093838A (en) * | 2017-11-17 | 2020-05-01 | 东丽工程株式会社 | Intermittent coating device |
| CN112963601A (en) * | 2021-01-29 | 2021-06-15 | 深圳市新嘉拓自动化技术有限公司 | Control method of servo valve and servo valve mechanism |
-
2011
- 2011-05-11 CN CN201120148464U patent/CN202129186U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103706527A (en) * | 2013-07-29 | 2014-04-09 | 深圳市信宇人科技有限公司 | Extrusion-type intermittent coating steady-pressure feeding method and system |
| JP2015062853A (en) * | 2013-09-24 | 2015-04-09 | 日本電気株式会社 | Intermittent coating apparatus and intermittent coating method |
| CN105470600A (en) * | 2015-03-18 | 2016-04-06 | 万向A一二三系统有限公司 | Recycling method for residual slurry for lithium battery |
| CN105470600B (en) * | 2015-03-18 | 2018-02-13 | 万向一二三股份公司 | A kind of recoverying and utilizing method for remaining lithium battery slurry |
| CN107725835A (en) * | 2017-11-16 | 2018-02-23 | 张世珍 | One kind coating valve |
| CN107725835B (en) * | 2017-11-16 | 2023-12-29 | 张世珍 | Coating valve |
| CN111093838A (en) * | 2017-11-17 | 2020-05-01 | 东丽工程株式会社 | Intermittent coating device |
| CN111093838B (en) * | 2017-11-17 | 2021-12-14 | 东丽工程株式会社 | Intermittent coating device |
| CN108999004A (en) * | 2018-08-22 | 2018-12-14 | 张文英 | A kind of load-bearing wirerope oils anti-corrosive apparatus |
| CN108999004B (en) * | 2018-08-22 | 2021-12-24 | 张文英 | Bearing steel cable oiling and corrosion preventing device |
| CN112963601A (en) * | 2021-01-29 | 2021-06-15 | 深圳市新嘉拓自动化技术有限公司 | Control method of servo valve and servo valve mechanism |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161209 Address after: 518000 Guangdong Province, Shenzhen city Longgang District Kengzi people's road Zhenxiong Industrial Park Building B Patentee after: Shenzhen Great Faculty Technology Co., Ltd. Address before: Tangxia Town, Guangdong city of Dongguan province 523726 Qing Lake Korea four Road No. 6 Patentee before: Dongguan Jiuzhouhaode New Energy Equipment Co., Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120201 |