CN209683127U - A kind of intaglio plate primary coat device preventing material leakage - Google Patents
A kind of intaglio plate primary coat device preventing material leakage Download PDFInfo
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- CN209683127U CN209683127U CN201822069906.5U CN201822069906U CN209683127U CN 209683127 U CN209683127 U CN 209683127U CN 201822069906 U CN201822069906 U CN 201822069906U CN 209683127 U CN209683127 U CN 209683127U
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- gravure roll
- material leakage
- scraper
- intaglio plate
- primary coat
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Abstract
The utility model belongs to lithium battery manufacturing technology field, more particularly to a kind of intaglio plate primary coat device for preventing material leakage, including hopper, gravure roll, scraper and back flow roll, the gravure roll is rotatably dispose in the top of the hopper, the blade of the scraper fits in the surface of the gravure roll, and the back flow roll is arranged in parallel with the gravure roll, and the gravure roll includes Printing Department and non-printing portion, the non-printing portion is located at the two sides of the Printing Department, and the non-printing portion is provided with the first carved region.Pass through the first carved region, the state in dry grinding between the blade of scraper two sides and non-printing portion is eliminated, avoids and generates dry particl because dry grinding fever, then jacking up scraper makes scraper be difficult to scrape slurry, it efficiently solves the problems, such as material leakage, improves the quality of battery core.
Description
Technical field
The utility model belongs to lithium battery manufacturing technology field, and in particular to a kind of intaglio plate primary coat device for preventing material leakage.
Background technique
Intaglio printing is that entire plate surface is made to fill ink, then with special ink wiping mechanism, the oil of blank parts
Ink removal is clean, remains in ink only among the ink cell of engraving part, under the effect of biggish pressure, by printing ink transfer to holding
Object surface is printed, printed matter is obtained.The engraving part of printing plate is concave, and sinking degree has the difference of the depth with the level of image, print
The blank parts protrusion of version, and in the same plane.Intaglio printing is widely used, in the intaglio plate primary coat of lithium ion battery production
This technology has equally also been used in process.Currently, the coating of consumer lithium battery pole slice is substantially and is applied using gap in industry
The design of cloth, by intaglio plate primary coat process, then by tab welding in the interstitial site of blank.But existing intaglio plate primary coat
It is easy to appear gap material leakage in process, will have a direct impact on the safety problem of welding sequence processing and battery core:
1. gap material leakage influences painting optic fibre induction, occur that pole piece size is bad, and the undesirable battery core of size will affect safety
And electrical property；
2. gap material leakage influences welding sequence and rolling step, soldering polar ear and winding are all by optical fiber inductive pole piece gap
It is long with film, it is easy to appear false sense and answers, welding dislocation and rosin joint influence battery core security performance.
And the reason of gap material leakage is: the gravure roll non-printing district of intaglio plate primary coat process is dry with face when scraper into contact
Mill state, dry grinding edge of a knife fever is fast, is easy to produce dry particl, and dry particl is easy to jack up scraper, causes the patch of scraper and gravure roll
It closes area to tail off, the slurry of interstitial area is difficult to scrape clean.
Based on this, it is necessary to improve to the case where gap material leakage.
Utility model content
The purpose of this utility model is that: in view of the deficiencies of the prior art, and a kind of intaglio plate bottom for preventing material leakage provided
Coating device, the device can prevent from generating dry particl because dry grinding fever, and then jacking up scraper makes scraper be difficult to scrape slurry, effectively
Ground solves the problems, such as material leakage, improves the quality of battery core.
In order to achieve the above object, the utility model uses following technical scheme:
A kind of intaglio plate primary coat device preventing material leakage, including hopper, gravure roll, scraper and back flow roll, the gravure roll rotation
It is set to the top of the hopper, the blade of the scraper fits in the surface of the gravure roll, the back flow roll and the intaglio plate
Roller is arranged in parallel, and the gravure roll includes Printing Department and non-printing portion, and the non-printing portion is located at the two sides of the Printing Department, institute
It states non-printing portion and is provided with the first carved region.
A kind of improvement of the intaglio plate primary coat device for preventing material leakage as the utility model, the Printing Department include the second carving
It carves area and is left white area, second carved region is left white area and is arranged alternately along the direction of the gravure roll radial rotating with described.
A kind of improvement of the intaglio plate primary coat device for preventing material leakage as the utility model, it is second carved region, described
It is left white between area and first carved region and is provided with gap.
A kind of improvement of the intaglio plate primary coat device for preventing material leakage as the utility model, the size in the gap are
0.1mm~1mm。
A kind of improvement of the intaglio plate primary coat device for preventing material leakage as the utility model, the blade of the scraper with it is described
The axis of gravure roll is parallel.Setting can make scraper be bonded with gravure roller surface more abundant in this way, so that scraper be made to scrape slurry
Scrape cleaner when material.
A kind of improvement of the intaglio plate primary coat device for preventing material leakage as the utility model, further included roller, described to cross roller
It is set to the top of the back flow roll, the roller of crossing is for assisting the gravure roll to pole piece coating slurry.
A kind of improvement of the intaglio plate primary coat device for preventing material leakage as the utility model, it is described cross roller axis with it is described
The axis of gravure roll is parallel.Setting can guarantee that pole piece tape transport is steady in this way, improve the stability of device.
A kind of improvement of the intaglio plate primary coat device for preventing material leakage as the utility model, first carved region are roll surface
Recessed ink cell or groove.Setting can eliminate the state in dry grinding between the blade of scraper two sides and non-printing portion in this way, from
And prevent the generation of dry particl.
A kind of improvement of the intaglio plate primary coat device for preventing material leakage as the utility model, the scraper with a thickness of
0.2mm~0.8mm.The thickness can make the cutter hub of scraper not be easy to cause damage because of excessively thin.
A kind of improvement of the intaglio plate primary coat device for preventing material leakage as the utility model, the diameter of the gravure roll are
10mm~100mm。
The utility model has the beneficial effects that: the utility model includes hopper, gravure roll, scraper and back flow roll, it is described recessed
Roller is rotatably dispose in the top of the hopper, and the blade of the scraper fits in the surface of the gravure roll, the back flow roll with
The gravure roll is arranged in parallel, and the gravure roll includes Printing Department and non-printing portion, and the non-printing portion is located at the Printing Department
Two sides, the non-printing portion is provided with the first carved region.By the first carved region, eliminate scraper two sides blade and non-print
State in dry grinding between brush portion, avoids and generates dry particl because dry grinding fever, and then jacking up scraper makes scraper be difficult to scrape
Clean plasm material, efficiently solves the problems, such as material leakage, improves the quality of battery core.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and constitutes one of the utility model
Point, the exemplary embodiment and its explanation of the utility model are not constituted for explaining the utility model to the utility model
Improper restriction.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the side view of the utility model；
Fig. 3 is the roll surface schematic diagram of gravure roll in the utility model；
Wherein, 1- hopper；2- gravure roll；21- Printing Department；The second carved region 211-；212- is left white area；The non-printing portion 22-；
The first carved region 221-；3- scraper；4- back flow roll；5- crosses roller.
Specific embodiment
As used some vocabulary to censure specific components in the specification and claims.Those skilled in the art answer
It is understood that hardware manufacturer may call the same component with different nouns.This specification and claims are not with name
The difference of title is as the mode for distinguishing component, but with the difference of component functionally as the criterion of differentiation.Such as logical
The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit
In "." substantially " refer within an acceptable error range, those skilled in the art can within a certain error range solve described in
Technical problem basically reaches the technical effect.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as level " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description originally
Utility model and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the present invention.
The utility model is described in further detail below in conjunction with attached drawing, but not as the restriction to the utility model.
Embodiment 1
As shown in Fig. 1 ~ 3, a kind of intaglio plate primary coat device preventing material leakage, including hopper 1, gravure roll 2, scraper 3 and back flow roll
4, gravure roll 2 is rotatably dispose in the top of hopper 1, and the blade of scraper 3 fits in the surface of gravure roll 2, by back flow roll 4 and gravure roll
2 are arranged in parallel, and gravure roll 2 includes Printing Department 21 and non-printing portion 22, and non-printing portion 22 is located at the two sides of Printing Department 21, non-printing
Portion 22 is provided with the first carved region 221, and in the present embodiment, the first carved region 221 is the recessed ink cell of roll surface, therefore, 3 liang of scraper
The blade of side with non-printing portion 22 when being bonded, and due to the effect of the first carved region 221, binding face will not generate dry grinding, from
And be effectively prevented and generate dry particl because dry grinding fever, scraper 3 is then jacked up, causes scraper 3 that cannot scrape slurry clean
Problem.
Preferably, Printing Department 21 includes the second carved region 211 and is left white area 212, the second carved region 211 be left white area 212
Direction along 2 radial rotating of gravure roll is arranged alternately, wherein the gap area that area 212 corresponds to pole piece blank is left white, for welding
Tab is connect, and the second carved region 211 corresponds to the region of pole piece coating slurry.
Preferably, the second carved region 211, be left white between area 212 and the first carved region 221 and be provided with gap, the gap
For manufacturing non-coating area for pole piece marginal portion, multi-layer welding is carried out as cell polar ear in subsequent technique.
Preferably, the size in gap is 0.1mm ~ 1mm.
Preferably, the blade of scraper 3 is parallel with the axis of gravure roll 2, can make scraper 3 and 2 surface of gravure roll abundant in this way
Fitting, so that scraper 3 be made to scrape cleaner.
Preferably, further included roller 5, and crossed the top that roller 5 is set to back flow roll 4, and crossed roller 5 for assisting gravure roll 2 to pole piece
Coating slurry plays the role of transmission and guiding to pole piece.
Preferably, the axis for crossing roller 5 is parallel with the axis of gravure roll 2, and setting in this way can guarantee the steady of pole piece tape transport, mentions
The stability of high device.
Preferably, scraper 3 with a thickness of 0.2mm ~ 0.8mm, the thickness range can make the cutter hub of scraper 3 be unlikely to it is excessively thin and
It is caused to be easy to cause damage when scraping slurry.
Preferably, the diameter of gravure roll 2 is 10mm ~ 100mm, and the gravure roll 2 of the diameter range can make the radial direction of roll surface long
It spends moderate, is unlikely to too long or too short and causes to coat ineffective.
Embodiment 2
As shown in Fig. 1 ~ 3, unlike the first embodiment, the first carved region 221 in the present embodiment is recessed to the present embodiment
Slot, so that between the blade of 3 two sides of scraper and non-printing portion 22 therefore dry grinding will not be generated, together in the non-state being bonded
Sample solves the problems, such as material leakage.
Other structures are same as Example 1, and which is not described herein again.
The working principle of the utility model are as follows: pole piece carries out tape transport, crosses roller 5 and plays the role of guiding, gravure roll 2 to pole piece
Rotation, contacts, 2 roll surface of gravure roll is stained with slurry, and scraper 3 is bonded with roll surface and will be left white in area 212 with the slurry in hopper 1
Slurry is scraped completely, finally accurately the slurry in the second carved region 211 is imprinted on pole piece under the cooperation of back flow roll 4, herein mistake
Cheng Zhong eliminates the dry grinding state between the blade and non-printing portion 22 of 3 two sides of scraper due to the effect of the first carved region 221,
Therefore dry particl will not be generated, it is therefore prevented that the possibility of material leakage.
Several preferred embodiments of the utility model have shown and described in above description, but as previously described, it should be understood that
The utility model is not limited to forms disclosed herein, and is not to be taken as the exclusion to other embodiments, and can be used for
Other combinations, modifications, and environments, and above-mentioned introduction or correlation can be passed through within the scope of the inventive concept described herein
The technology or knowledge in field are modified.And changes and modifications made by those skilled in the art do not depart from the spirit of the utility model
And range, then it all should be in the protection scope of the appended claims for the utility model.
Claims (10)
1. a kind of intaglio plate primary coat device for preventing material leakage, including hopper (1), gravure roll (2), scraper (3) and back flow roll (4), described
Gravure roll (2) is rotatably dispose in the top of the hopper (1), and the blade of the scraper (3) fits in the table of the gravure roll (2)
Face, the back flow roll (4) are arranged in parallel with the gravure roll (2), it is characterised in that: the gravure roll (2) includes Printing Department (21)
With non-printing portion (22), the non-printing portion (22) is located at the two sides of the Printing Department (21), non-printing portion (22) setting
There are the first carved region (221).
2. the intaglio plate primary coat device according to claim 1 for preventing material leakage, it is characterised in that: the Printing Department (21) includes
It second carved region (211) and is left white area (212), second carved region (211) and the area (212) that is left white are along the gravure roll
(2) direction of radial rotating is arranged alternately.
3. the intaglio plate primary coat device according to claim 2 for preventing material leakage, it is characterised in that: second carved region
(211), described be left white between area (212) and first carved region (221) is provided with gap.
4. the intaglio plate primary coat device according to claim 3 for preventing material leakage, it is characterised in that: the size in the gap is
0.1mm~1mm。
5. the intaglio plate primary coat device according to claim 1 for preventing material leakage, it is characterised in that: the blade of the scraper (3)
It is parallel with the axis of the gravure roll (2).
6. the intaglio plate primary coat device according to claim 1 for preventing material leakage, it is characterised in that: it further included roller (5), it is described
The top that roller (5) is set to the back flow roll (4) is crossed, described cross roller (5) are for assisting the gravure roll (2) to pole piece coating materials
Material.
7. the intaglio plate primary coat device according to claim 6 for preventing material leakage, it is characterised in that: the axis for crossing roller (5)
It is parallel with the axis of the gravure roll (2).
8. the intaglio plate primary coat device according to claim 1 for preventing material leakage, it is characterised in that: first carved region
(221) ink cell or groove recessed for roll surface.
9. the intaglio plate primary coat device according to claim 1 for preventing material leakage, it is characterised in that: the thickness of the scraper (3)
For 0.2mm ~ 0.8mm.
10. the intaglio plate primary coat device according to claim 1 for preventing material leakage, it is characterised in that: the gravure roll (2) it is straight
Diameter is 10mm ~ 100mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822069906.5U CN209683127U (en) | 2018-12-10 | 2018-12-10 | A kind of intaglio plate primary coat device preventing material leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822069906.5U CN209683127U (en) | 2018-12-10 | 2018-12-10 | A kind of intaglio plate primary coat device preventing material leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209683127U true CN209683127U (en) | 2019-11-26 |
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ID=68595896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822069906.5U Active CN209683127U (en) | 2018-12-10 | 2018-12-10 | A kind of intaglio plate primary coat device preventing material leakage |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112808514A (en) * | 2020-12-30 | 2021-05-18 | 珠海冠宇电池股份有限公司 | Gravure roller, gravure coating machine and preparation method of electrode plate |
| CN114472059A (en) * | 2022-02-10 | 2022-05-13 | 枣庄学院 | Device for preventing tiny foam in diaphragm coating process from generating |
| CN114571088A (en) * | 2022-02-28 | 2022-06-03 | 华鼎国联四川动力电池有限公司 | Micro-concave roller gap carving process |
| CN115443194A (en) * | 2020-04-07 | 2022-12-06 | 株式会社Lg化学 | Gravure coating machine testing device and gravure coating machine |
-
2018
- 2018-12-10 CN CN201822069906.5U patent/CN209683127U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115443194A (en) * | 2020-04-07 | 2022-12-06 | 株式会社Lg化学 | Gravure coating machine testing device and gravure coating machine |
| CN112808514A (en) * | 2020-12-30 | 2021-05-18 | 珠海冠宇电池股份有限公司 | Gravure roller, gravure coating machine and preparation method of electrode plate |
| CN114472059A (en) * | 2022-02-10 | 2022-05-13 | 枣庄学院 | Device for preventing tiny foam in diaphragm coating process from generating |
| CN114571088A (en) * | 2022-02-28 | 2022-06-03 | 华鼎国联四川动力电池有限公司 | Micro-concave roller gap carving process |
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