CN104148238A - Extrusion coating head and coating machine thereof - Google Patents
Extrusion coating head and coating machine thereof Download PDFInfo
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- CN104148238A CN104148238A CN201410376056.7A CN201410376056A CN104148238A CN 104148238 A CN104148238 A CN 104148238A CN 201410376056 A CN201410376056 A CN 201410376056A CN 104148238 A CN104148238 A CN 104148238A
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- extrusion
- passage
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- lower lip
- coating
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- 239000011248 coating agent Substances 0.000 title claims abstract description 40
- 238000000576 coating method Methods 0.000 title claims abstract description 40
- 238000007765 extrusion coating Methods 0.000 title abstract description 8
- 238000001125 extrusion Methods 0.000 claims abstract description 102
- 239000000463 material Substances 0.000 claims abstract description 86
- 238000007599 discharging Methods 0.000 claims abstract description 19
- 239000002002 slurry Substances 0.000 claims description 42
- 238000007670 refining Methods 0.000 claims description 15
- 230000007704 transition Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 230000008901 benefit Effects 0.000 abstract description 7
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- 238000004513 sizing Methods 0.000 abstract 2
- 239000011888 foil Substances 0.000 abstract 1
- YAFQFNOUYXZVPZ-UHFFFAOYSA-N liproxstatin-1 Chemical compound ClC1=CC=CC(CNC=2C3(CCNCC3)NC3=CC=CC=C3N=2)=C1 YAFQFNOUYXZVPZ-UHFFFAOYSA-N 0.000 description 11
- 230000006872 improvement Effects 0.000 description 8
- 230000007246 mechanism Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 238000010422 painting Methods 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
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- Coating Apparatus (AREA)
Abstract
The invention relates to an extrusion coating head and a coating machine thereof. The extrusion coating head comprises an upper lip of an extrusion head and a lower lip of the extrusion head, wherein an extrusion passage is arranged between the upper lip of the extrusion head and the lower lip of the extrusion head, the extrusion passage is communicated with a storage cavity which is arranged in the lower lip of the extrusion head, a feeding passage and a return passage are also arranged in the lower lip of the extrusion head, and the feeding passage and the return passage are respectively communicated with the storage cavity; when the extrusion coating head is in coating, the return passage is closed, an upper extrusion surface which is arranged on the upper lip of the extrusion head in the extrusion passage can be inclined upwards, and air in the extrusion passage is discharged from a discharging opening of the extrusion passage along the upper extrusion surface. The air in the extrusion passage is discharged from the discharging opening of the extrusion passage, and the area of the cross section of the storage cavity is gradually reduced from middle part to two ends, so that a sizing agent is prevented from being blocked in the storage cavity; the discharging end of the lower lip of the extrusion head is provided with a protrusion part, so that the sizing agent is facilitated to be adhered onto a base material. The extrusion coating head and the coating machine thereof have the advantages of uniformity in coating, no exposure of foil, good coating effect, high production efficiency, high product quality and the like.
Description
Technical field
the base material coating manufacturing equipment technical field that the invention belongs to lithium ion battery, relates in particular to a kind of extrusion coated head and coating machine thereof.
Background technology
In lithium ion battery production process, need to be by the pasty state viscous paste of making, evenly, be coated on base material continuously or discontinuously, and guarantee the consistency of thickness of each coating position.At present a lot of producers mainly adopt extrusion coating machine to be coated with, and extrusion coating machine mainly comprises discharge mechanism, dispense tip, apparatus for baking and receiving mechanism, and is provided with feed back passage on the dispense tip upper lip of dispense tip.At extrusion coating machine, not in coating, the slurry that continuously enters into dispense tip flows out by feed back passage, thereby makes the slurry that enters into dispense tip constantly in flow regime, prevents from that slurry is dry dispense tip is blocked.
Yet the dispense tip of existing this structure, in the process of coating, feed back passage can be plugged, and can there are some tiny bubbles in slurry, when slurry enters into after dispense tip, these bubbles, under the effect of gravity, will move up and rest on the feed back passage that is arranged in dispense tip upper lip, along with the increase of number of bubbles, the air in feed back passage will get more and more.Because the air in feed back passage has dilatancy and shrinkage, and can apply an active force to slurry, thereby be difficult to control the amount of slurry flowing out from the discharging opening of dispense tip, there is the inhomogeneous of coating in the slurry that makes to be coated on base material, some places are coated with thick, and some places are coated with thin, even can on base material, occur revealing paper tinsel, the slurry exposed section occurring on the base material after coating, and then affected the quality and the Painting effect that are coated with.
And the existing cross section that is arranged on the material stock chamber in dispense tip is general orthogonal and " people " font, the feeding-passage of dispense tip communicates with the middle part in material stock chamber, at slurry, enter into behind material stock chamber, the flowing velocity of slurry in material stock chamber and the length in material stock chamber are inversely proportional to, thereby the pulp flow speed that makes the middle part in material stock chamber is greater than the pulp flow speed at the two ends in material stock chamber, the volume at middle part, material stock chamber and the volume at two ends are the same large, therefore slurry is easy to the middle part in material stock chamber to block, the quality of impact coating and the effect of coating.And in existing dispense tip, the discharge end of dispense tip upper lip is the same with the size of the discharge end of dispense tip lower lip, in coating, on the surface due to base material, there is tension force, make after coating, to there will be shrinkage hole, and on base material, occur revealing paper tinsel.
Summary of the invention
In order to overcome the problems referred to above, the present invention provides a kind of to society and is coated with evenly, there will not be extrusion coated head and the coating machine thereof that reveals paper tinsel during coating.
A kind of technical scheme of the present invention is: a kind of extrusion coated head is provided, comprise extrusion head upper lip and extrusion head lower lip, between described extrusion head upper lip and described extrusion head lower lip, there is squeezing passage, described squeezing passage is communicated with the material stock chamber being arranged in described extrusion head lower lip, in described extrusion head lower lip, be also provided with feeding-passage and feed back passage, described feeding-passage and described feed back passage respectively with the chamber conducting of described material stock; During coating, close described feed back passage, the upper compressive plane being arranged on described extrusion head upper lip in described squeezing passage is inclined upwardly, the discharging opening of the gas in described squeezing passage along described upper compressive plane from described squeezing passage discharged.
As improvement of the present invention, the described extrusion coated head that tilts, is inclined upwardly described squeezing passage.
As improvement of the present invention, described upper compressive plane is acclivitous the first inclined-plane.
As improvement of the present invention, the lower compressive plane being arranged in described squeezing passage on described extrusion head lower lip is acclivitous the second inclined-plane.
As improvement of the present invention, position adjacent with described material stock chamber on described extrusion head lower lip is provided with refining chamber, and described refining chamber and described squeezing passage communicate, and the slurry in described feeding-passage flows to described refining chamber by described material stock chamber.
As improvement of the present invention, the joint face between described material stock chamber and described refining chamber is arcwall face.
As improvement of the present invention, the area of section in described material stock chamber reduces gradually from middle part to two ends, overlooks while observing, in relative both sides, described material stock chamber, wherein also linearly, the middle part of another side is to protruding away from described discharging opening direction for the direction of the close described discharging opening in one side.
As improvement of the present invention, the discharge end of described extrusion head lower lip extends and forms convex extension part to the direction near base material, and described convex extension part protrudes out described extrusion head upper lip.
As improvement of the present invention, between the inclined-plane of the close base material that the plane of the parallel base material in described convex extension part is adjacent, be provided with arc angle, and form the face of a plane, cambered surface and inclined-plane continuous transition.
Another kind of technical scheme of the present invention is: a kind of coating machine that comprises above-mentioned extrusion coated head is provided.
The present invention due to by feeding-passage and feed back channel setting in extrusion head lower lip, during coating, close feed back passage, and the upper compressive plane in squeezing passage is inclined upwardly, thereby gas in the squeezing passage discharging opening along upper compressive plane from squeezing passage is discharged; The area of section in material stock chamber reduces gradually from middle part to two ends, slurry can not stopped up in material stock chamber, and the discharge end at pressure head lower lip is provided with the convex extension part that protrudes out extrusion head upper lip, during coating, can there be an active force convex extension part to base material, the surface of base material is tightened, be conducive to slurry and stick on base material, after coating, can on base material, not occur shrinkage hole; In convex extension part, be also provided with cambered surface, so can scratch and damage base material, have cloth in uneven thickness, there will not be reveal paper tinsel, Painting effect good, improved the advantages such as product quality of production efficiency and production.
Accompanying drawing explanation
Fig. 1 is the perspective view of a kind of embodiment of the present invention.
Fig. 2 is embodiment in Fig. 1 part perspective and the cross-sectional schematic when coating.
Fig. 3 is the planar structure schematic diagram of the extrusion head lower lip in Fig. 1.
Fig. 4 is part perspective and the cross-sectional schematic of another kind of embodiment of the present invention when coating.
Fig. 5 is part perspective and the cross-sectional schematic of the third embodiment of the present invention when coating.
Wherein: 1. extrusion head upper lip; 11. skirt border structures; Compressive plane on 12.; 2. extrusion head lower lip; 21. material stock chambeies; 22. refining chambeies; 23. joint faces; 24. times compressive planes; 25. convex extension parts; 31. feeding-passages; 32. feed back passages; 33. squeezing passages; 34. discharging openings; 100. gasket seal; 200. slurry; 300. base material.
The specific embodiment
In description of the invention, it will be appreciated that, in term, orientation or the position relationship of the indication such as " " center ", " on ", D score, 'fornt', 'back', " left side ", " right side " be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; rather than the device of indication or hint indication or element must have specific orientation, with specific orientation structure and operation, so can not be interpreted as limitation of the present invention.In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " connection ", " being connected " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also that dismounting connects, or connect integratedly; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, can be to be also indirectly connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term at concrete meaning of the present invention.In addition,, in description of the invention, except as otherwise noted, " a plurality of ", " somes' " implication is two or more.
The invention provides a kind of extrusion coated head, refer to Fig. 1 to Fig. 3, that Fig. 1 to Fig. 3 discloses is a kind of embodiment of this extrusion coated head, comprise extrusion head upper lip 1 and extrusion head lower lip 2, described extrusion head upper lip 1 and described extrusion head lower lip 2 coordinate by gasket seal 100, between described extrusion head upper lip 1 and described extrusion head lower lip 2, have squeezing passage 33, described squeezing passage 33 is communicated with the material stock chamber 21 being arranged in described extrusion head lower lip 2.In described extrusion head lower lip 2, be also provided with feeding-passage 31 and feed back passage 32, described feeding-passage 31 and described feed back passage 32 respectively with 21 conductings of described material stock chamber.During coating, close described feed back passage 32, the upper compressive plane 12 being arranged on described extrusion head upper lip 1 in described squeezing passage 33 is inclined upwardly, and the discharging opening 34 of the gas in described squeezing passage 33 along described upper compressive plane 12 from described squeezing passage 33 discharged.Specifically, the upper compressive plane 12 in described squeezing passage 33 is arranged on described extrusion head upper lip 1, and described upper compressive plane 12 is inclined upwardly.The benefit of design is like this, in slurry 200, exist some tiny bubbles to enter between described extrusion head upper lip 1 and described extrusion head lower lip 2 with slurry 200, under the effect of gravity, the top that tiny bubble can be gathered in described squeezing passage 33 is on described upper compressive plane 12.Yet the described upper compressive plane 12 in described squeezing passage 33 is acclivitous, described upper compressive plane 12 is angle with the horizontal cross-section of described extrusion coated head, so bubble can slowly move up.Owing to entering into that the slurry 200 of described feeding-passage 31 can move up and flowing out from the discharge end of described extrusion coated head, therefore under the effect of slurry 200, bubble moves up together with slurry 200, finally from described discharging opening 34, flows out, thereby reaches the object of exhaust.
In the present embodiment, for described upper compressive plane 12 is inclined upwardly, the described extrusion coated head that tilts, is inclined upwardly described squeezing passage 33, and being slanted angle with the horizontal cross-section of described extrusion coated head, the scope of described slanted angle is being more than or equal to 5 degree and is being less than or equal between 90 degree.In described squeezing passage 33, also comprise the lower compressive plane 24 being arranged on described extrusion head lower lip 2, described upper compressive plane 12 and described lower compressive plane 24 are the horizontal planes that are parallel to each other.
In the present embodiment, described upper compressive plane 12 can be designed to acclivitous the first inclined-plane (referring to Fig. 4 and Fig. 5), when described upper compressive plane 12 is acclivitous the first inclined-plane, in the process of coating, both can make described extrusion coated head tilt, also the described extrusion coated head that can tilt, can reach equally from the object of described discharging opening 34 exhausts.When described upper compressive plane 12 is acclivitous the first inclined-plane, described lower compressive plane 24 can be horizontal plane (referring to Fig. 4), can be also acclivitous the second inclined-plane (referring to Fig. 5).
In the present embodiment, why described feed back passage 32 is arranged in described extrusion head lower lip 2, reason is in the process of coating, described feed back passage 32 need to be closed, slurry 200 can be filled full by described feed back passage 32, the bubble existing in slurry 200, under the effect of gravity, moves on described upper compressive plane 12, thereby can in described feed back passage 32, not retain bubble.
In the present embodiment, described feed back passage 32 communicates with the two ends in described material stock chamber 21, and described feed back passage 32 is located on the sidewall of described extrusion head lower lip 2 or on the bottom surface of described extrusion head lower lip 2.Described feeding-passage 31 is arranged on the medium position of described extrusion head lower lip 2, both can be on the medium position of described extrusion head lower lip 2 rear walls, also can be on the medium position of described extrusion head lower lip 2 bottom surfaces, that is to say that described feeding-passage 31 communicates with the middle part in described material stock chamber 21.On the rear wall of described extrusion head upper lip 1 and described extrusion head lower lip 2, be provided with pad, described pad is fixed together described extrusion head upper lip 1 and described extrusion head lower lip 2.
In the present embodiment, position adjacent with described material stock chamber 21 on described extrusion head lower lip 2 is provided with refining chamber 22, described refining chamber 22 and described squeezing passage 33 communicate, and the slurry 200 in described feeding-passage 31 flows to described refining chamber 22 by described material stock chamber 21.Joint face 23 between described material stock chamber 21 and described refining chamber 22 is arcwall faces.The benefit of design is like this, reduced the resistance between slurry 200 and described joint face 23, thereby reduced the flowing velocity that slurry 200 loses in described squeezing passage 33, can not make slurry 200 stop up in described material stock chamber 21, significantly improved coating efficiency.
In the present embodiment, the area of section in described material stock chamber 21 reduces gradually from middle part to two ends, and the middle part in described material stock chamber 21 is small in ends greatly.Overlook while observing, in relative both sides, described material stock chamber 21, wherein also linearly, the middle part of another side is to protruding away from described discharging opening 34 directions for the direction of the close described discharging opening 34 in one side, and the middle part in described material stock chamber 21 is to the direction projection away from described refining chamber 22.And described feeding-passage 31 is positioned at the middle part in described material stock chamber 21, that is to say that first the slurry 200 flowing out flows to the middle part in described material stock chamber 21 from described feeding-passage 31, and then from the middle part in described material stock chamber 21, flow to the two ends in described material stock chamber 21.When slurry 200 flows to the two ends in described material stock chamber 21, the flowing velocity of slurry 200 can be lost a part, be that the flowing velocity of slurry 200 at 21 middle parts, described material stock chamber is greater than slurry 200 in the flowing velocity at 21 two ends, described material stock chamber, because the middle part capacity in described material stock chamber 21 is large, the capacity at two ends is little, after slurry 200 flows in described material stock chamber 21, can not make slurry 200 stop up in described material stock chamber 21, slurry 200 can be flowed more smoothly in described material stock chamber 21, can not affect the charging of slurry 200.
In the present embodiment, on the discharge end of described extrusion head upper lip 1, be provided with a skirt border structure 11, the width of described skirt border structure 11 is less than or equal in the scope of 5mm being more than or equal to 4mm, and the height of described skirt border structure 11 is less than or equal in the scope of 5mm being more than or equal to 3mm.The discharge end of described extrusion head lower lip 2 extends and forms convex extension part 25 to the direction near base material 300, described convex extension part 25 protrudes out described extrusion head upper lip 1, and the height of the plane of the parallel base material 300 in described convex extension part 25 is less than or equal in the scope of 4mm being more than or equal to 2mm.The benefit of design is like this, and in the process of coating, described convex extension part 25 can contact with base material 300, and base material 300 is had to an active force, the state of the surface that makes base material 300 in tightening, after coating completes, can on the surface of base material 300, there is not shrinkage hole, there will not be dew paper tinsel yet.
In the present embodiment, between the inclined-plane of the close base material 300 that the plane of the parallel base material 300 in described convex extension part 25 is adjacent, be provided with arc angle, and form the face of a plane, cambered surface and inclined-plane continuous transition, in the plane of the parallel base material 300 in described convex extension part 25, be provided with wear-resistant material layer, described wear-resistant material layer is ceramic layer or silicon carbide layer.The object of design is like this, and cambered surface can prevent that described convex extension part 25 is by base material 300 scratches damage, and wear-resistant material layer is for preventing that, when using for a long time, described convex extension part 25 is because friction produces very sharp corner angle.But also improved the quality of production of product, do not need to regularly replace described extrusion coated head, have reduced production cost, improved production efficiency, the advantage such as cheap.
In the present embodiment, when not being coated with, the discharge end of described extrusion coated head is closed, and described feed back passage 32 is opened, and slurry 200 enters into described material stock chamber 21 from described feeding-passage 31, and then slurry 200 flows out by described feed back passage 32 again.When needs are coated with, described feed back passage 32 is closed, slurry 200 flows into described material stock chamber 21 and described refining chamber 22 successively from described feeding-passage 31, finally from the described discharging opening 34 of described squeezing passage 33, flows out, and then by described convex extension part 25, is coated on base material 300.In described extrusion head upper lip 1 and described extrusion head lower lip 2, the bubble that slurry 200 produces in described squeezing passage 33 is discharged from described discharging opening 34, and on described convex extension part 25, can further the bubble in slurry 200 be discharged.So just guaranteed the effect of coating and the quality of coating, on base material 300, there will not be and reveal paper tinsel and phenomenon in uneven thickness.
The present invention also provides a kind of coating machine that includes above-mentioned extrusion coated head.Described coating machine comprises discharge mechanism, above-mentioned extrusion coated head, apparatus for baking and receiving mechanism successively, have cloth in uneven thickness, there will not be reveal paper tinsel, Painting effect good, improved the advantages such as product quality of production efficiency and production.
Claims (10)
1. an extrusion coated head, comprise extrusion head upper lip and extrusion head lower lip, between described extrusion head upper lip and described extrusion head lower lip, there is squeezing passage, described squeezing passage is communicated with the material stock chamber being arranged in described extrusion head lower lip, it is characterized in that, in described extrusion head lower lip, be also provided with feeding-passage and feed back passage, described feeding-passage and described feed back passage respectively with the chamber conducting of described material stock; During coating, close described feed back passage, the upper compressive plane being arranged on described extrusion head upper lip in described squeezing passage is inclined upwardly, the discharging opening of the gas in described squeezing passage along described upper compressive plane from described squeezing passage discharged.
2. extrusion coated head according to claim 1, is characterized in that: the described extrusion coated head that tilts, is inclined upwardly described squeezing passage.
3. extrusion coated head according to claim 1 and 2, is characterized in that: described upper compressive plane is acclivitous the first inclined-plane.
4. the extrusion coated head of stating according to claim 3, is characterized in that: the lower compressive plane being arranged in described squeezing passage on described extrusion head lower lip is acclivitous the second inclined-plane.
5. extrusion coated head according to claim 1 and 2, it is characterized in that: position adjacent with described material stock chamber on described extrusion head lower lip is provided with refining chamber, described refining chamber and described squeezing passage communicate, and the slurry in described feeding-passage flows to described refining chamber by described material stock chamber.
6. extrusion coated head according to claim 5, is characterized in that: the joint face between described material stock chamber and described refining chamber is arcwall face.
7. extrusion coated head according to claim 1 and 2, it is characterized in that: the area of section in described material stock chamber reduces gradually from middle part to two ends, overlook while observing, in relative both sides, described material stock chamber, wherein also linearly, the middle part of another side is to protruding away from described discharging opening direction for the direction of the close described discharging opening in one side.
8. extrusion coated head according to claim 1 and 2, is characterized in that: the discharge end of described extrusion head lower lip extends and form convex extension part to the direction near base material, and described convex extension part protrudes out described extrusion head upper lip.
9. extrusion coated head according to claim 8, is characterized in that: between the inclined-plane of the close base material that the plane of the parallel base material in described convex extension part is adjacent, be provided with arc angle, and form the face of a plane, cambered surface and inclined-plane continuous transition.
10. a coating machine, comprises the extrusion coated head described in any one claim in claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410376056.7A CN104148238B (en) | 2014-08-02 | 2014-08-02 | Extrusion coated head and coating machine thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410376056.7A CN104148238B (en) | 2014-08-02 | 2014-08-02 | Extrusion coated head and coating machine thereof |
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| CN104148238A true CN104148238A (en) | 2014-11-19 |
| CN104148238B CN104148238B (en) | 2016-08-24 |
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| CN201410376056.7A Active CN104148238B (en) | 2014-08-02 | 2014-08-02 | Extrusion coated head and coating machine thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562290A (en) * | 2015-12-14 | 2016-05-11 | 武汉华星光电技术有限公司 | Curved surface coating head and coating method |
| 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 |
| WO2019227654A1 (en) * | 2018-05-26 | 2019-12-05 | 深圳市信宇人科技股份有限公司 | Curved-type press coating head |
| CN113058810A (en) * | 2021-03-26 | 2021-07-02 | 合肥国轩高科动力能源有限公司 | Lithium battery coating die head and cleaning method thereof |
| CN114453191A (en) * | 2021-12-23 | 2022-05-10 | 黄山金瑞泰科技股份有限公司 | Extrusion type coating section coating head in CTP plate production process |
| CN116273756A (en) * | 2023-03-13 | 2023-06-23 | 合肥三利谱光电科技有限公司 | Coating method of pressure-sensitive adhesive |
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| CN203343028U (en) * | 2013-07-04 | 2013-12-18 | 泉州新日成热熔胶设备有限公司 | Scratchless coating mould with adjustable glue discharging quantity |
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| US4675208A (en) * | 1983-12-29 | 1987-06-23 | Konishiroku Photo Industry Co., Ltd. | Coating method and apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562290A (en) * | 2015-12-14 | 2016-05-11 | 武汉华星光电技术有限公司 | Curved surface coating head and coating method |
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| 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 |
| WO2019227654A1 (en) * | 2018-05-26 | 2019-12-05 | 深圳市信宇人科技股份有限公司 | Curved-type press coating head |
| CN113058810A (en) * | 2021-03-26 | 2021-07-02 | 合肥国轩高科动力能源有限公司 | Lithium battery coating die head and cleaning method thereof |
| CN114453191A (en) * | 2021-12-23 | 2022-05-10 | 黄山金瑞泰科技股份有限公司 | Extrusion type coating section coating head in CTP plate production process |
| CN116273756A (en) * | 2023-03-13 | 2023-06-23 | 合肥三利谱光电科技有限公司 | Coating method of pressure-sensitive adhesive |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104148238B (en) | 2016-08-24 |
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Address after: Longgang District of Shenzhen City, Guangdong province 518000 Dragon Street Huilong Po community hoffen (Longgang) Industrial Area No. 2 plant floor, two floor, third floor, four floor Patentee after: Shenzhen xinyuren Polytron Technologies Inc Address before: Lu Hongfeng Industrial Zone No. 38 Hui Pu Cun Longgang District of Shenzhen City, Guangdong Province, No. 1 518000 Patentee before: Shenzhen Xinyuren Technology Co., Ltd. |
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Denomination of invention: Extrusion coating head and coating machine thereof Effective date of registration: 20190410 Granted publication date: 20160824 Pledgee: Bank of Beijing Limited by Share Ltd Shenzhen branch Pledgor: Shenzhen xinyuren Polytron Technologies Inc Registration number: 2019990000315 |
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Date of cancellation: 20200722 Granted publication date: 20160824 Pledgee: Bank of Beijing Limited by Share Ltd. Shenzhen branch Pledgor: SHENZHEN XINYUREN TECHNOLOGY Co.,Ltd. Registration number: 2019990000315 |