CN221982916U - Anti-sedimentation die head for unilateral feeding - Google Patents
Anti-sedimentation die head for unilateral feeding Download PDFInfo
- Publication number
- CN221982916U CN221982916U CN202420014828.1U CN202420014828U CN221982916U CN 221982916 U CN221982916 U CN 221982916U CN 202420014828 U CN202420014828 U CN 202420014828U CN 221982916 U CN221982916 U CN 221982916U
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- China
- Prior art keywords
- cavity
- die head
- head piece
- gasket
- lower die
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- 238000004062 sedimentation Methods 0.000 title abstract description 10
- 239000002002 slurry Substances 0.000 claims abstract description 31
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000004458 analytical method Methods 0.000 abstract description 2
- 238000000576 coating method Methods 0.000 description 11
- 239000011248 coating agent Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 6
- 239000000758 substrate Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Moulds, Cores, Or Mandrels (AREA)
Abstract
The utility model discloses an anti-sedimentation die head with single-side feeding, which comprises: the upper die head piece is covered with the lower die head piece, and the gasket is arranged between the upper die head piece and the lower die head piece; the upper surface of the lower die head piece is provided with a first cavity and a second cavity which are spaced; the first cavity comprises a first end and a second end, and the volume of the first end is larger than that of the second end; a first hole communicated with the first cavity is formed in the first side surface of the lower die head piece, and the slurry enters the first cavity from the first hole; the gasket part is covered on the first cavity, and a first gap is arranged between the first cavity and the cover plate part. In the technology, the volume of the first end of the first cavity is larger than that of the second end, the slurry enters the first cavity from the first hole and flows out from the first gap, and the flow field analysis is simulated by using the model, so that the result shows that the flow velocity of the slurry in the first cavity is uniform, no obvious vortex phenomenon exists, and a better anti-sedimentation effect is achieved.
Description
Technical Field
The utility model relates to the technical field of coating machines, in particular to an anti-sedimentation die head with single-side feeding.
Background
The coating machine is mainly applied to the surface coating process production of films, paper, metal substrates and the like, and the slurry (such as glue, paint or ink) is coated on the surface of the substrate by adopting a special multifunctional coating head, and is cut or rolled after being dried. The existing coating machine generally coats slurry on the surfaces of films, papers and metal substrates through a die head assembly, and the slurry flows through the die head assembly and flows out to the surfaces of the substrates through the gap of the die head to finish the coating operation. However, in the prior art, the material cavity in the coating die head is a conventional material cavity, the internal space of the material cavity is a conventional cuboid space, when the flow rate of slurry at each position in the material cavity is uneven, the flow rates at the feed inlet and the discharge outlet are too fast, the flow rates at other positions are slower, slurry particles are easily accumulated and cause blocking, and the production yield is seriously affected. Therefore, the internal space of the material cavity in the coating die head in the prior art is a conventional cuboid space, and the technical defects of slurry particle accumulation and blockage are very easy to occur.
Disclosure of utility model
The utility model aims to provide a single-side feeding anti-sedimentation die head, and aims to solve the technical defect that the internal space of a material cavity in a coating die head in the prior art is a conventional cuboid space, so that slurry particles are easily accumulated and blocked.
To achieve the purpose, the utility model adopts the following technical scheme:
The utility model discloses an anti-sedimentation die head with single-side feeding, which comprises: the upper die head piece is covered with the lower die head piece, and the gasket is arranged between the upper die head piece and the lower die head piece; the upper surface of the lower die head piece is provided with a first cavity and a second cavity which are spaced; the first cavity comprises a first end and a second end, and the volume of the first end is larger than that of the second end; a first hole communicated with the first cavity is formed in the first side surface of the lower die head piece, the position of the first hole corresponds to the first end of the first cavity, and the slurry enters the first cavity from the first hole; the gasket part covers and establishes on first cavity, has first space between first cavity and the gasket.
The first cavity is internally provided with an inclined table so that the cavity volume of the first end of the first cavity is larger than that of the second end.
The included angle between the inclined table and the horizontal direction is 2-5 degrees, and the depth of the first end of the first cavity is 15-18mm; the depth of the second cavity is 7-15mm.
The gasket comprises a notch part and a cover plate part, wherein the notch part is covered on the second cavity, so that the second cavity is not covered and a notch is formed between the second cavity and the cover plate part, the cover plate part is partially covered on the first cavity, so that the first cavity is partially covered and a first gap is formed between the first cavity and the cover plate part, and the thickness of the gasket is 0.5-3mm.
The edge of the first end of the first cavity is an arc-shaped edge, the cover plate part of the gasket is covered on the arc-shaped edge, and the width of the first gap is 6-12mm.
The first hole is communicated with the first cavity through a first pore canal, the size of the first hole 4 is 25-35mm, the included angle between the first pore canal and the horizontal direction is 15-35 degrees, and the position of the first hole is 2-10mm lower than the bottom surface of the first end of the first cavity.
The width of the second cavity is smaller than that of the second end of the first cavity, the width of the second end of the first cavity is 23-28mm, and the width of the second cavity is 18-23mm.
The upper die head piece and the lower die head piece are in a quadrangular prism shape, the lengths of the upper die head piece and the lower die head piece are 800-1200mm, and the size of one side surface of the upper die head piece, the size of the gasket and the size of one side of the lower die head piece, which is covered by the upper die head piece, are matched so that the upper die head piece, the gasket and the lower die head piece are tightly covered.
In the technology, through setting up the sloping platform in first cavity, the volume of the first end of first cavity is greater than the second end, first hole is established on the first side of die head down with the corresponding position department of the first end of first cavity, gasket part lid is established on first cavity so that have first space between first cavity and the gasket, the thick liquids get into the one end of great volume in the first cavity by first hole to flow out by first space, the velocity of flow of thick liquids in the first cavity is more even, no obvious vortex phenomenon has better anti-settling effect.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is an external structural view of an anti-settling die disclosed in an embodiment of the utility model;
FIG. 2 is an exploded view of the structure of an anti-settling die disclosed in an embodiment of the utility model;
FIG. 3 is a cross-sectional view of an anti-settling die disclosed in an embodiment of the utility model;
Wherein: 1. an upper die member; 2. a lower die member; 201. an upper surface; 202. a first side; 21. a first cavity; 211. a first end; 212. a second end; 213. a ramp; 22. a second cavity; 3. a gasket; 31. a notch portion; 32. a cover plate portion; 4. a first hole; 41. a first duct;
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. 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 utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
The utility model discloses a single-side feeding anti-sedimentation die head, which is shown in figures 1-3 and comprises: an upper die head piece 1, a lower die head piece 2 and a gasket 3, wherein the upper die head piece 1 and the lower die head piece 2 are covered, and the gasket 3 is arranged between the upper die head piece 1 and the lower die head piece 2; the upper surface 201 of the lower die head piece 2 is provided with a first cavity 21 and a second cavity 22 which are spaced, and the first cavity 21 and the second cavity 22 are arranged side by side; the first cavity 21 comprises a first end 211 and a second end 212, and the volume of the first end 211 is larger than that of the second end 212; a first hole 4 communicated with the first cavity 21 is formed in the first side 202 of the lower die head piece 2, the position of the first hole 4 corresponds to the first end of the first cavity 21, and slurry enters the first cavity 21 from the first hole 4; the gasket 3 includes a notch portion 31 and a cover plate portion 32, the notch portion 31 is arranged on the second cavity 22 in a covering manner, so that the second cavity 22 is not covered and a notch is formed between the second cavity 22 and the cover plate portion 32, the cover plate portion 32 is arranged on the first cavity 21 in a covering manner, so that the first cavity 21 is partly covered and a first gap is formed between the first cavity 21 and the cover plate portion 32, the first gap is used as a discharge hole of slurry, the slurry in the first cavity 21 flows out from the first gap and flows through the second cavity 22, the second cavity 22 is used for buffering the slurry, and the thickness of the gasket is 1mm.
Wherein, the first cavity 21 is internally provided with the inclined stand 213, so that the cavity volume of the first end 211 of the first cavity 21 is larger than the cavity volume of the second end 212, the slurry enters the first cavity 21 from the first hole 4 and flows out from the first gap, the cavity volume of the second end 212 is smaller, and the condition that the slurry is settled at the second end 212 and cannot flow can be avoided.
Specifically, the included angle between the inclined stand 213 and the horizontal direction is 2-5 °, and the depth of the first end 211 of the first cavity 21 is 15-18mm; the depth of the second cavity 22 is 7-15mm, the slurry flows out of the first gap and flows through the second cavity 22, the depth of the second cavity 22 is smaller than that of the first cavity 21, the second cavity 22 is used for buffering the slurry, and the second cavity 22 can partially buffer the slurry to prevent the slurry from overflowing excessively if the slurry flow is overlarge.
Specifically, the edge of the first end 211 of the first cavity 21 is an arc edge, the arc edge can enable slurry in the first cavity 21 to flow better, the cover plate portion 32 of the gasket 3 is covered on the arc edge to prevent the slurry from being excessively large in discharge hole, the slurry flow is uncontrolled, the width of the first gap is 6-12mm, and the width of the discharge hole is suitable to ensure the discharge condition of the slurry effectively.
Specifically, the first hole 4 is communicated with the first cavity 21 through the first hole 41, in this embodiment, the size of the first hole 4 is 30mm, the first hole 41 is disposed in the lower die member, the included angle between the first hole 41 and the horizontal direction is 15-35 °, and the position of the first hole 4 is 2-10mm lower than the bottom surface of the first end 211 of the first cavity 21.
Specifically, the width of the second cavity 22 is smaller than the width of the second end 212 of the first cavity 21, specifically, the width of the second end 212 of the first cavity 21 is 23-28mm, and the width of the second cavity 22 is 18-23mm.
Specifically, the upper die head piece 1 and the lower die head piece 2 are in a quadrangular prism shape, the lengths of the upper die head piece 1 and the lower die head piece 2 are 1000mm, and the size of one side surface of the upper die head piece 1 covered by the lower die head piece 2, the size of the gasket 3 and the size of one surface of the lower die head piece 2 covered by the upper die head piece 1 are matched, so that the upper die head piece 1, the gasket 3 and the lower die head piece 2 are tightly covered.
In a specific embodiment, the anti-sedimentation die head is mounted on the coating machine, the upper die head piece 1 and the lower die head piece 2 are tightly covered, the gasket 3 is arranged between the upper die head piece 1 and the lower die head piece 2, the gasket 3 comprises a notch part 31 and a cover plate part 32, the notch part 31 is covered on the second cavity 22, so that the second cavity 22 is uncovered, a notch is arranged between the second cavity 22 and the cover plate part 32, the cover plate part 32 is partially covered on the first cavity 21, so that the first cavity 21 is partially covered, a first gap is arranged between the first cavity 21 and the cover plate part 32, the first gap is used as a discharge hole of the slurry, the slurry enters the first cavity from the first hole, and flows out from the first gap, so that the coating of the slurry on the substrate is realized.
The single side feeding prevent subsiding die head that this technical scheme discloses includes: the upper die head piece is covered with the lower die head piece, and the gasket is arranged between the upper die head piece and the lower die head piece; the upper surface of the lower die head piece is provided with a first cavity and a second cavity which are spaced; the first cavity comprises a first end and a second end, and the volume of the first end is larger than that of the second end; a first hole communicated with the first cavity is formed in the first side surface of the lower die head piece, the position of the first hole corresponds to the first end of the first cavity, and the slurry enters the first cavity from the first hole; the gasket comprises a notch part and a cover plate part, wherein the notch part is covered on the second cavity, so that the second cavity is not covered and a notch is formed between the second cavity and the cover plate part, and the cover plate part is partially covered on the first cavity, so that the first cavity part is covered and a first gap is formed between the first cavity and the cover plate part. In the technology, through setting up the sloping platform in first cavity, the volume of the first end of first cavity is greater than the second end, first hole is established on the first side of die head down with the corresponding position department of the first end of first cavity, gasket part lid is established on first cavity so that have first space between first cavity and the gasket, the thick liquids get into the one end of great volume in the first cavity by first hole to flow out by first space, carry out flow field simulation analysis to this model, the result shows that the velocity of flow of thick liquids is more even in the first cavity, there is not obvious vortex phenomenon, this technical structure is simple and have better anti-sedimentation effect.
The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will be apparent to those skilled in the art from consideration of this specification without undue burden.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420014828.1U CN221982916U (en) | 2024-01-04 | 2024-01-04 | Anti-sedimentation die head for unilateral feeding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420014828.1U CN221982916U (en) | 2024-01-04 | 2024-01-04 | Anti-sedimentation die head for unilateral feeding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221982916U true CN221982916U (en) | 2024-11-12 |
Family
ID=93338511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420014828.1U Active CN221982916U (en) | 2024-01-04 | 2024-01-04 | Anti-sedimentation die head for unilateral feeding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221982916U (en) |
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2024
- 2024-01-04 CN CN202420014828.1U patent/CN221982916U/en active Active
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| GR01 | Patent grant |