CN113680605A - Adjustable die head for gluing - Google Patents
Adjustable die head for gluing Download PDFInfo
- Publication number
- CN113680605A CN113680605A CN202111138441.4A CN202111138441A CN113680605A CN 113680605 A CN113680605 A CN 113680605A CN 202111138441 A CN202111138441 A CN 202111138441A CN 113680605 A CN113680605 A CN 113680605A
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- Prior art keywords
- die head
- gluing
- coating
- gasket
- lip
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/0254—Coating heads with slot-shaped outlet
- B05C5/0262—Coating heads with slot-shaped outlet adjustable in width, i.e. having lips movable relative to each other in order to modify the slot width, e.g. to close it
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/0254—Coating heads with slot-shaped outlet
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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 invention discloses an adjustable gluing die head which comprises an upper die head, a lower die head and a gasket, wherein the upper die head, the lower die head and the gasket are enclosed to form a slit, and a lip is formed on one side of a coating die head by the upper die head and the lower die head; a sizing agent distribution cavity and a sizing agent distribution cavity are arranged in the lower die head, the gasket is provided with a gluing opening, and a gumming channel is arranged on the gasket; and the upper die head is provided with a gluing thickness adjusting mechanism and a coating thickness adjusting mechanism. The gluing thickness adjusting mechanism and the coating thickness adjusting mechanism are respectively arranged on the upper die head, so that the position of the action end of the gluing thickness adjusting mechanism corresponds to the position of the glue flowing channel, and the size of the cross section area of the glue flowing channel can be adjusted; the action end of the coating thickness adjusting mechanism is positioned between the slurry distribution cavity and the lip mouth, the height of the slurry flowing out of the gap can be adjusted, and the coating thickness adjusting mechanism has the advantage of ensuring the uniformity of coating and coating.
Description
Technical Field
The invention relates to the technical field of coating die heads, in particular to an adjustable gluing die head.
Background
The existing extrusion coating technology is widely applied in the coating field, the active material coating edge gluing process can be completed through the existing coating die head, but the existing coating die head needs to change the thickness of the glued coating by replacing gaskets with different specifications, needs to stop when the gasket is replaced, opens the die head, replaces the gaskets, is complex in operation and long in replacement period, delays production and reduces production efficiency.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is that the thickness of the glue coated by the active substance in the prior art is inconvenient to adjust, thereby providing a glue coating adjustable die head.
In order to solve the technical problems, the technical scheme of the invention is as follows:
the adjustable gluing die head comprises an upper die head and a lower die head which are matched with each other, wherein a gasket is arranged between the upper die head and the lower die head, the upper die head, the lower die head and the gasket are enclosed to form a slit, and the upper die head and the lower die head form a lip for enabling slurry to flow out of the slit on one side of a coating die head;
a sizing material distribution cavity and a sizing material distribution cavity are arranged in the lower die head, the sizing material distribution cavity is positioned between the sizing material distribution cavity and the lip, a gummosis channel is arranged on the gasket and is communicated with the sizing material distribution cavity and the lip;
the sizing machine is characterized in that a gluing thickness adjusting mechanism and a coating thickness adjusting mechanism are arranged on the upper die head, the gluing thickness adjusting mechanism is used for adjusting the size of the cross section area of the glue flowing channel, and the coating thickness adjusting mechanism is used for adjusting the height of the slurry flowing gap.
Further, the coating thickness adjusting mechanism comprises a coating differential head arranged at the top of the upper die head, a coating connecting rod connected with the coating differential head, and an adjusting strip connected to the bottom end of the coating connecting rod; the coating differential head drives the adjusting strip to move vertically through the coating connecting rod, and the adjusting strip can extend into the slit to adjust the height of the slurry flowing out of the gap.
Further, the gluing thickness adjusting mechanism comprises a gluing differential head arranged at the top of the upper die head, a gluing connecting rod connected with the gluing differential head, and an adjusting block connected to the bottom end of the gluing connecting rod; the gluing differential head drives the adjusting block to move vertically through the gluing connecting rod, and the adjusting block can extend into the glue flowing channel to adjust the size of the cross section area of the glue flowing channel.
Furthermore, the coating thickness adjusting mechanism is arranged on the upper die head side by side along the length direction of the lip, and the adjusting strips are closely arranged along the length direction of the lip.
Furthermore, a plurality of extension sections extending towards the lip opening direction are connected to the side wall of the gasket far away from the lip opening, and the glue flowing channel is arranged on the side wall of the gasket and the extension sections.
The side wall of the gasket is provided with a gluing opening which is arranged corresponding to the position of the glue distribution cavity, and the glue flowing channel is communicated between the gluing opening and the lip.
Furthermore, an adjusting position is arranged on the glue flowing channel, and the shape of the adjusting position is matched with that of the adjusting block.
Furthermore, an annular groove is formed in the adjusting block, and a sealing element is arranged in the annular groove.
Further, a pressing plate is arranged in the slurry distribution cavity, and the upper plane of the pressing plate is flush with the upper plane of the lower die head; a gap for slurry to flow out is formed between one side of the slurry distribution cavity, which is close to the lip opening, and the pressing plate.
Furthermore, a positioning column is arranged on the pressing plate and fixedly connected with the gasket, and the positioning column and the pressing plate are integrally formed.
The technical scheme of the invention has the following advantages:
1. according to the gluing adjustable die head provided by the invention, the gluing thickness adjusting mechanism and the coating thickness adjusting mechanism are respectively arranged on the upper die head, the gumming channel is arranged on the gasket, and the gluing thickness adjusting mechanism can adjust the cross sectional area of the gumming channel; the coating thickness adjusting mechanism can adjust the height of the slurry flowing out of the gap, so that the coating and the gluing thickness can be respectively adjusted, and the uniformity of the gluing and the coating is ensured.
2. According to the gluing adjustable die head provided by the invention, the pressing plate is arranged in the slurry distribution cavity, and when the adjusting block at the bottom of the gluing connecting rod acts on the gasket, the pressing plate can support the gasket at the bottom of the gasket, so that the gasket can be prevented from deforming, and the phenomenon of material mixing is avoided.
3. According to the adjustable gluing die head, the sealing element is arranged in the ring groove on the adjusting block, so that the sealing element can prevent the glue in the glue flowing channel from leaking when the adjusting block cuts off the glue on the glue flowing channel, and the glue and the slurry are prevented from mixing.
4. According to the adjustable gluing die head, the positioning columns which are integrally formed are arranged on the pressing plate, so that the gasket can be positioned, and the gasket is prevented from displacing in the gluing and coating processes, so that the gluing and coating effects are not influenced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a perspective structural view of an adjustable gluing die provided by an embodiment of the invention;
FIG. 2 is an exploded view of an adjustable die for applying adhesive according to an embodiment of the present invention;
FIG. 3 is a top view of an adjustable die for applying adhesive according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3;
fig. 6 is a perspective view of a gasket according to an embodiment of the present invention.
Description of reference numerals: 1. an upper die head; 11. a slurry evacuation hole; 12. emptying holes of the rubber material; 2. a lower die head; 21. a slurry distribution chamber; 22. a sizing material distribution cavity; 3. a gasket; 31. a glue flow channel; 311. adjusting the position; 32. gluing and opening; 33. gluing ports; 4. a coating thickness adjusting mechanism; 41. coating differential head; 42. a paint connecting rod; 43. adjusting strips; 5. a gluing thickness adjusting mechanism; 51. gluing a differential head; 52. gluing a connecting rod; 53. an adjusting block; 54. a seal ring; 6. pressing a plate; 61. and a positioning column.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The adjustable gluing die head shown in fig. 1-6 comprises an upper die head 1 and a lower die head 2 which are matched with each other, a gasket 3 is arranged between the upper die head 1 and the lower die head 2, the upper die head 1, the lower die head 2 and the gasket 3 are enclosed to form a slit, and a lip for enabling slurry to flow out of the slit is formed on one side of the coating die head by the upper die head 1 and the lower die head 2. A sizing material distribution cavity 21 and a sizing material distribution cavity 22 are arranged in the lower die head 2, the sizing material distribution cavity 21 is positioned between the sizing material distribution cavity 22 and the lip, and a glue flowing channel 31 communicated with the lip is arranged on the upper surface of the gasket 3 facing the upper die head 1; the upper die head 1 is provided with a gluing thickness adjusting mechanism 5 and a coating thickness adjusting mechanism 4, the gluing thickness adjusting mechanism 5 is used for adjusting the size of the cross section area of the glue flowing channel 31, and the coating thickness adjusting mechanism 4 is used for adjusting the height of the slurry flowing gap.
According to the gluing adjustable die head, the gluing thickness adjusting mechanism 5 and the coating thickness adjusting mechanism 4 are respectively arranged on the upper die head 1, the gumming channel 31 is arranged on the gasket 3, and the cross sectional area of the gumming channel 31 can be adjusted by the gluing thickness adjusting mechanism 5; the coating thickness adjusting mechanism 4 can adjust the height of the slurry flowing out of the gap, so that the coating and the gluing thickness can be respectively adjusted, and the uniformity of the gluing and the coating can be ensured.
In this embodiment, a plurality of extension sections extending towards the lip direction are connected to the side wall of the gasket 3 away from the lip, the glue flowing channel 31 is arranged on the side wall and the extension sections of the gasket 3, and one end of the extension section close to the lip is provided with a glue coating port 33 communicated with the glue flowing channel 31. The side wall of the gasket 3 is provided with a glue coating opening 32 corresponding to the position of the glue distribution cavity 22, and the glue flowing channel 31 is communicated between the glue coating opening 32 and the lip.
In particular, the depth of the pulp distribution chamber 21 is greater than the size distribution chamber 22. And the slurry in the slurry distribution cavity 21 flows out from the lip opening through a slit formed by the upper die head 1, the lower die head 2 and the gasket 3 to finish the coating. The glue in the glue distribution chamber 22 flows out from the lip opening through the coating opening 32, the glue flowing channel 31 and the glue coating opening 33 on the gasket 3 in sequence, and the glue coating is completed.
In this embodiment, the lower die head 2 is provided with a plurality of coating thickness adjusting mechanisms 4 closely arranged along the length direction of the lip, and the coating thickness adjusting mechanisms 4 comprise a coating differential head 41 fixed on the top of the upper die head 1, a coating connecting rod 42 connected with the coating differential head 41, and an adjusting strip 43 connected to the bottom end of the coating connecting rod 42. Specifically, the adjusting bar 43 and the paint connecting rod 42 are integrally formed; the adjustment bar 43 is located between the slurry distribution chamber 21 and the lip, and the paint differential head 41 drives the adjustment bar 43 to move vertically through the paint connecting rod 42. The coating thickness adjusting mechanism 4 drives the adjusting strip 43 to move up and down through the coating differential head 41 to adjust the height of the slit through which the slurry passes, and further adjust the thickness of the coating.
In this embodiment, the lower die head 2 is provided with a plurality of glue thickness adjusting mechanisms 5 arranged side by side along the length direction of the lip, and each glue thickness adjusting mechanism 5 comprises a glue differential head 51 fixed at the top of the upper die head 1, a glue connecting rod 52 connected with the glue differential head 61, and an adjusting block 53 fixed at the bottom end of the glue connecting rod 52. Specifically, the adjusting block 53 and the gluing connecting rod 52 are integrally formed; the adjusting block 53 is arranged corresponding to the position of the glue flowing channel 31, and the gluing differential head 51 drives the adjusting block 53 to move vertically through the gluing connecting rod 52. The gluing thickness adjusting mechanism 5 drives the adjusting block 53 to move up and down through the gluing differential head 51 to change the size of the cross section area of the glue flowing channel 31 passing through the glue, and further adjusts the gluing thickness.
In this embodiment, the adjusting block 53 is provided with two ring grooves, the two ring grooves are all provided with sealing elements, the sealing elements are specifically sealing rings 54, so that when the adjusting block 53 blocks the rubber material on the rubber flowing channel 31, the rubber material in the rubber flowing channel 31 is prevented from leaking, and the rubber material and the slurry are prevented from mixing.
In this embodiment, the glue flowing channel 31 is provided with an adjusting position 311 matched with the shape of the adjusting block 53, specifically, the adjusting block 53 is set to be cylindrical, and the adjusting position 311 on the glue flowing channel 31 is a circular adjusting position 311 matched with the cylindrical adjusting block.
In this embodiment, the bottom of the lower die head 2 is provided with a feed inlet which is communicated with the slurry distribution cavity 21 and is used for slurry to pass through; and a glue inlet which is communicated with the glue distribution cavity 22 and used for passing the glue is formed in one side of the lower die head 2, which is far away from the lip.
In the embodiment, the pressure plate 6 is arranged in the slurry distribution cavity 21, the upper plane of the pressure plate 6 is flush with the upper plane of the lower die head 2, and the pressure plate 6 can support the gasket 3 to prevent the gasket 3 from deforming; the clamp plate 6 is embedded in the slurry distribution cavity 21 when in use, so that slurry can be intercepted, and mixing is avoided.
In the embodiment, the pressing plate 6 is provided with a plurality of positioning columns 61 which are integrally formed, the gasket 3 is provided with through holes, and the positioning columns 61 extend into the through holes of the gasket 3 to position the gasket 3, so that the gasket 3 is prevented from displacing in the gluing and coating processes, and the gluing and coating effects are prevented from being influenced; a gap through which the slurry flows out is formed between the pressure plate 6 and the side of the slurry distribution chamber 21 near the lip.
In the embodiment, the rubber material emptying holes 12 communicated with the rubber material distribution cavity 22 are formed in one surface of two ends of the top of the upper die head 1 close to the lip mouth, so that air in the rubber material can be emptied during rubber coating to ensure the uniformity of the rubber coating; two slurry emptying holes 11 which are communicated with the slurry distribution cavity 21 and are positioned right above the slurry distribution cavity 21 are formed in the top of the upper die head 1, so that air in the slurry can be emptied during coating, and the uniformity of the coating is ensured.
In summary, the upper die head 1 is respectively provided with the gluing thickness adjusting mechanism 5 and the coating thickness adjusting mechanism 4, the gasket 3 is provided with the gumming channel 31, the position of the adjusting block 53 of the gluing thickness adjusting mechanism 5 corresponds to the position of the gumming channel 31, and the size of the cross section area of the gumming channel 31 can be adjusted; the adjusting strip 43 of the coating thickness adjusting mechanism 4 is positioned between the slurry distribution cavity 21 and the lip mouth, and the height of the slurry flowing-out gap can be adjusted, so that the coating and the coating thickness can be respectively adjusted, and the uniformity of coating and coating is ensured.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. The gluing adjustable die head comprises an upper die head (1) and a lower die head (2) which are matched with each other, wherein a gasket (3) is arranged between the upper die head (1) and the lower die head (2), the upper die head (1), the lower die head (2) and the gasket (3) are enclosed to form a slit, and a lip for enabling slurry to flow out of the slit is formed on one side of a coating die head by the upper die head (1) and the lower die head (2);
the sizing agent distribution die is characterized in that a sizing agent distribution cavity (21) and a sizing agent distribution cavity (22) are arranged in the lower die head (2), the sizing agent distribution cavity (21) is located between the sizing agent distribution cavity (22) and the lip mouth, a glue flowing channel (31) is arranged on the gasket (3), and the glue flowing channel (31) is communicated with the sizing agent distribution cavity (22) and the lip mouth;
the upper die head (1) is provided with a gluing thickness adjusting mechanism (5) and a coating thickness adjusting mechanism (4), the gluing thickness adjusting mechanism (5) is used for adjusting the size of the cross section area of the glue flowing channel (31), and the coating thickness adjusting mechanism (4) is used for adjusting the height of a slurry flowing gap.
2. The gluing adjustable die head according to claim 1, wherein the coating thickness adjusting mechanism (4) comprises a coating differentiating head (41) fixed on the top of the upper die head (1), a coating connecting rod (42) connected with the coating differentiating head (41), and an adjusting strip (43) connected with the bottom end of the coating connecting rod (42); the coating differential head (41) drives the adjusting strip (43) to move vertically through the coating connecting rod (42), and the adjusting strip (43) can extend into the slit to adjust the height of the slurry flowing out of the gap.
3. The gluing adjustable die head according to claim 1, characterized in that the gluing thickness adjusting mechanism (5) comprises a gluing differential head (51) fixed on the top of the upper die head (1), a gluing connecting rod (52) connected with the gluing differential head (51), and an adjusting block (53) connected with the bottom end of the gluing connecting rod (52); the gluing differential head (51) drives the adjusting block (53) to move vertically through the gluing connecting rod (52), and the adjusting block (53) can extend into the glue flowing channel (31) to adjust the size of the cross section area of the glue flowing channel (31).
4. The gluing adjustable die head according to claim 2, wherein the coating thickness adjusting mechanism (4) is arranged in plurality on the upper die head (1) side by side along the length direction of the lip, and the plurality of adjusting strips (43) are closely arranged along the length direction of the lip.
5. The gluing adjustable die head according to claim 1, characterized in that the side wall of the gasket (3) far away from the lip is connected with a plurality of extension sections extending towards the lip, and the glue flowing channel (31) is arranged on the side wall of the gasket (3) and the extension sections.
6. The gluing adjustable die head according to claim 5, characterized in that the side wall of the shim (3) is provided with a gluing opening (32) corresponding to the position of the glue distribution chamber (22), and the glue flowing channel (31) is communicated between the gluing opening (32) and the lip.
7. The gluing adjustable die head according to claim 3, characterized in that the glue flow channel (31) is provided with an adjusting position (311), and the shape of the adjusting position (311) is matched with the shape of the adjusting block (53).
8. Gluing adjustable die according to claim 3, characterised in that the adjusting block (53) is provided with a ring groove in which a sealing element is arranged.
9. Gluing adjustable die according to claim 1, characterised in that a platen (6) is arranged inside the pulp distribution chamber (21), the upper plane of the platen (6) and the upper plane of the lower die (2) being flush; a gap for slurry to flow out is formed between one side of the slurry distribution cavity (21) close to the lip and the pressing plate (6).
10. The adjustable gluing die head according to claim 9, wherein the pressure plate (6) is provided with a positioning column (61), the positioning column (61) is fixedly connected with the gasket (3), and the positioning column (61) and the pressure plate (6) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111138441.4A CN113680605B (en) | 2021-09-27 | 2021-09-27 | Adjustable die head for gluing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111138441.4A CN113680605B (en) | 2021-09-27 | 2021-09-27 | Adjustable die head for gluing |
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| Publication Number | Publication Date |
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| CN113680605A true CN113680605A (en) | 2021-11-23 |
| CN113680605B CN113680605B (en) | 2022-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111138441.4A Active CN113680605B (en) | 2021-09-27 | 2021-09-27 | Adjustable die head for gluing |
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| CN114534993A (en) * | 2022-01-20 | 2022-05-27 | 安脉时代智能制造(宁德)有限公司 | Coating device with flow distribution structure |
| CN114669440A (en) * | 2022-03-16 | 2022-06-28 | 红云红河烟草(集团)有限责任公司 | Centerline glue multistage slit gluing device with self-cleaning function |
| CN114887829A (en) * | 2022-03-29 | 2022-08-12 | 深圳市曼恩斯特科技股份有限公司 | Coating gasket and coating die head |
| CN115213056A (en) * | 2022-06-10 | 2022-10-21 | 大连理工大学 | Slit coating groove die head with controllable coating number and width |
| WO2023159436A1 (en) * | 2022-02-24 | 2023-08-31 | 深圳市曼恩斯特科技股份有限公司 | Coating die and coating device |
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| WO2023159436A1 (en) * | 2022-02-24 | 2023-08-31 | 深圳市曼恩斯特科技股份有限公司 | Coating die and coating device |
| CN114669440A (en) * | 2022-03-16 | 2022-06-28 | 红云红河烟草(集团)有限责任公司 | Centerline glue multistage slit gluing device with self-cleaning function |
| CN114669440B (en) * | 2022-03-16 | 2023-09-01 | 红云红河烟草(集团)有限责任公司 | Multistage slit rubberizing device of central line glue with self-cleaning |
| CN114887829A (en) * | 2022-03-29 | 2022-08-12 | 深圳市曼恩斯特科技股份有限公司 | Coating gasket and coating die head |
| CN114887829B (en) * | 2022-03-29 | 2023-06-30 | 深圳市曼恩斯特科技股份有限公司 | Coating gasket and coating die head |
| CN115213056A (en) * | 2022-06-10 | 2022-10-21 | 大连理工大学 | Slit coating groove die head with controllable coating number and width |
| CN115213056B (en) * | 2022-06-10 | 2023-08-22 | 大连理工大学 | Slit coating slot die with controllable coating number and width |
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|---|---|
| CN113680605B (en) | 2022-09-09 |
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