CN220004689U - Coating die head of mildew-proof pool cloth - Google Patents
Coating die head of mildew-proof pool cloth Download PDFInfo
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- CN220004689U CN220004689U CN202321696094.1U CN202321696094U CN220004689U CN 220004689 U CN220004689 U CN 220004689U CN 202321696094 U CN202321696094 U CN 202321696094U CN 220004689 U CN220004689 U CN 220004689U
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- coating
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- head body
- pushing roller
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Abstract
The utility model relates to a coating die head of mildew-proof pool cloth. The coating die head comprises a coating die head body, wherein the coating die head body comprises a first die and a second die which are mutually covered, and a distribution cavity, a plurality of sub-runners and a collection cavity are formed between the two dies; the coating die head body is provided with a material injection port, a material pushing roller is arranged in the distribution cavity, and spiral petals are arranged on the material pushing roller; the coating die head body is also provided with a driving mechanism for driving the pushing roller to rotate. The spiral flap on the pushing roller can generate the effect of pushing the paint to push along the axial direction under the rotating state, so that the paint can be pushed along the length direction of the distribution cavity, each diversion channel can distribute the paint which tends to be consistent, the paint can uniformly flow out of the opening of the collection cavity, the condition that the paint is wasted due to dripping from other parts can not occur, and the spraying rate of the opening of the collection cavity can be easily adjusted by improving the feeding pressure of the feeding hole.
Description
Technical Field
The utility model relates to coating equipment, in particular to a coating die head of mildew-proof pool cloth.
Background
The pool cloth is a composite fabric with waterproof effect, and comprises a base cloth and resin coatings (waterproof coatings) coated on one side or two sides of the base cloth, and the mildew resistance, the ageing resistance and other performances of the product can be improved by adding various chemical additives such as mildew inhibitors, ageing resistance and the like into the resin. The edge of the pool cloth can be spliced by heat seal, so that the water leakage caused by sewing pinholes is avoided.
In the production process of the pool cloth, the most critical is the coating procedure, and the coating quality directly determines the waterproof effect. The equipment commonly used for coating processing of pool cloth at present is roll coating type coating equipment, and the equipment is suitable for being used for coating a plane product, has the characteristics of high coating efficiency, but the phenomenon that coating is wasted or fabric is polluted easily occurs because the coating roll has the problem of coating dripping in the rotating process. Therefore, a coating device which can be used for high-efficiency coating and can avoid the problem of coating dripping is urgently needed by pool cloth production enterprises.
Disclosure of Invention
The utility model provides a coating die head of mildew-proof pool cloth; solves the problem that the rolling coating type coating equipment in the prior art is easy to produce coating dripping.
The technical problems of the utility model are mainly solved by the following technical proposal: the coating die head of the mildew-proof pool cloth comprises a coating die head body, wherein the coating die head body comprises a first die and a second die which are mutually covered, and a distribution cavity, a plurality of sub-runners and a collection cavity are formed between the two dies; the coating die head body is provided with a material injection port communicated with the middle part of the distribution cavity, a material pushing roller for pushing the coating in the middle part area to two sides is arranged in the distribution cavity, and spiral petals are arranged on the material pushing roller; the front end and the rear end of the sub-runner are respectively communicated with the distribution cavity and the collection cavity; in the front-to-back direction, the width of the flow dividing channel is gradually widened, the thickness of the flow dividing channel is gradually narrowed, and the cross-sectional areas of all parts of the flow dividing channel tend to be consistent or tend to be reduced as far as possible in the front-to-back direction, so that the air is not easy to be detained in the flow dividing channel; the thickness of the collecting cavity is consistent with the thickness of the rear end of the sub-runner; and the coating die head body is also provided with a driving mechanism for driving the pushing roller to rotate.
The material injection port is used for injecting the coating, after the coating enters the distribution cavity, the spiral valve on the material pushing roller can generate an effect of pushing the coating to axially push the coating in a rotating state, so that the coating can push the coating along the length direction of the distribution cavity, each shunt channel can distribute the coating which tends to be uniform, the coating flows to one side of the collection cavity in the shunt channel, the coating becomes thinner and wider under the shape constraint of the shunt channel and finally is collected into the collection cavity, the pressure of the coating in each position in the collection cavity tends to be uniform at the moment, and the coating can uniformly flow out of the opening of the collection cavity. The collecting cavity opening is the only paint discharge outlet, so that the condition that paint is dripped from other parts and wasted basically does not occur, and the spraying rate of the collecting cavity opening can be easily adjusted by improving the feeding pressure of the feeding hole.
Furthermore, the pushing roller is only provided with one, and the pushing roller is provided with a first spiral vane and a second spiral vane which are arranged in a mirror image mode, so that the paint injected from the middle area can be uniformly dispersed to two ends by the two spiral vanes, the structure of the utility model is simplified, and the volume is reduced.
Further, the coating die head body is provided with a circular arc-shaped coating head at the opening of the collecting cavity, and the coating head is divided into two halves by the opening of the collecting cavity. The coating head is arc-shaped, so that the coating can be reduced from being retained on the coating head.
Therefore, compared with the prior art, the utility model has the following characteristics: 1. the material injection port is used for injecting the coating, after the coating enters the distribution cavity, the spiral valve on the material pushing roller can generate the effect of pushing the coating to axially push in a rotating state, each diversion channel can distribute the coating which tends to be consistent, the coating flows to one side of the collection cavity in the diversion channel, and thus the coating can uniformly flow out of the opening of the collection cavity.
Drawings
FIG. 1 is a schematic illustration of a construction of the present utility model;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is an enlarged view of a portion B in fig. 1.
Detailed Description
The technical scheme of the utility model is further specifically described below through examples and with reference to the accompanying drawings.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element 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.
Example 1: referring to fig. 1, 2 and 3, a coating die of a mildew-proof pool cloth comprises a coating die body, wherein the coating die body comprises a first die 100 and a second die 200 which are mutually covered, and a distribution cavity 300, a plurality of sub-runners 400 and a collection cavity 500 are formed between the two dies; a material injection port 600 communicated with the middle part of the distribution cavity is arranged on the coating die head body, a material pushing roller 700 for pushing the coating in the middle part area to two sides is arranged in the distribution cavity, and spiral petals 710 are arranged on the material pushing roller; the front end and the rear end of the sub-runner are respectively communicated with the distribution cavity and the collection cavity; the width of the split flow channel is gradually widened in the front-to-back direction, the thickness of the split flow channel is gradually narrowed, and the cross-sectional areas of all parts of the split flow channel tend to be consistent or tend to be reduced in the front-to-back direction as far as possible, so that the split flow channel is designed to be difficult to retain air; the thickness of the collecting cavity is consistent with the thickness of the rear end of the sub-runner; the coating die head body is also provided with a driving mechanism 800 for driving the pushing roller to rotate, and the driving mechanism is a belt pulley transmission mechanism.
The material injection opening on the embodiment is used for injecting the coating, after the coating enters the distribution cavity, the spiral valve on the material pushing roller can generate an effect of pushing the coating to axially push the coating in a rotating state, so that the coating can push the coating along the length direction of the distribution cavity, each shunt channel can distribute the coating which tends to be uniform, the coating flows to one side of the collection cavity in the shunt channel, the coating becomes thinner and wider under the shape constraint of the shunt channel, finally the coating is collected into the collection cavity, the coating pressure in each part of the collection cavity tends to be uniform at the moment, and the coating can uniformly flow out of the opening of the collection cavity. The collecting cavity opening of the embodiment is the only paint discharge outlet, so that the condition that paint is dripped from other parts and wasted basically does not occur, and the spraying rate of the collecting cavity opening can be easily adjusted by improving the feeding pressure of the feeding hole.
See fig. 1, the pushing roller is provided with only one, and the pushing roller is provided with a first spiral vane 711 and a second spiral vane 712 which are arranged in a mirror image manner, so that the paint injected from the middle area can be uniformly dispersed to two ends by the two spiral vanes, the structure of the embodiment is simplified, and the volume is reduced.
Referring to fig. 3, two ends of the pushing roller are provided with polished rod segments 720 extending outwards, and the polished rod segments are arranged to penetrate through the coating die head body; two shaft sleeves 900 are arranged on the coating die head body, and a bearing 910 is connected between the shaft sleeves and the polished rod segments.
Referring to fig. 3, a sealing rubber ring 730 is provided on the coating die body, which is sleeved with the polish rod section.
Referring to fig. 3, the sealing rubber ring comprises an annular colloid 731 in direct contact with the polished rod section and annular limiting pieces 732 positioned on two sides of the annular colloid, a mounting groove 733 adapting to the annular limiting pieces is formed in the coating die head body, the annular limiting pieces are fixedly mounted in the mounting groove, and a plurality of tooth-shaped protruding rings 734 are arranged on the inner wall of the sealing rubber ring.
Referring to fig. 2, an arc-shaped coating head 10 is arranged on the coating die body and positioned at the opening of the collecting cavity, and the coating head is divided into two halves by the opening of the collecting cavity. The coating head is arc-shaped, so that the coating can be reduced from being retained on the coating head.
It will be obvious to those skilled in the art that the present utility model may be varied in a number of ways without departing from the scope of the utility model. All such modifications as would be obvious to one skilled in the art are intended to be included within the scope of this claims.
Claims (6)
1. The utility model provides a coating die head of mould proof pond cloth, includes coating die head body, its characterized in that: the coating die head body comprises a first die and a second die which are mutually covered, and a distribution cavity, a plurality of sub-runners and a collection cavity are formed between the two dies; the coating die head body is provided with a material injection port communicated with the middle part of the distribution cavity, a material pushing roller for pushing the coating in the middle part area to two sides is arranged in the distribution cavity, and spiral petals are arranged on the material pushing roller; the front end and the rear end of the sub-runner are respectively communicated with the distribution cavity and the collection cavity; in the front-to-back direction, the width of the sub-runner is gradually widened, and the thickness of the sub-runner is gradually narrowed; the thickness of the collecting cavity is consistent with the thickness of the rear end of the sub-runner; and the coating die head body is also provided with a driving mechanism for driving the pushing roller to rotate.
2. The coating die of the mildew-proof pond cloth according to claim 1, wherein: the pushing roller is provided with only one pushing roller, and the pushing roller is provided with a first spiral flap and a second spiral flap which are arranged in a mirror image mode.
3. A coating die for a mildew-proof pond cloth according to claim 1 or 2, wherein: the two ends of the pushing roller are outwards extended and provided with polished rod sections which are arranged to penetrate through the coating die head body; the coating die head body is provided with two shaft sleeves which are in segmented running fit with the polish rod.
4. A coating die for a mildew resistant pond fabric according to claim 3, wherein: the coating die head body is provided with a sealing rubber ring which is sleeved with the polish rod in a segmented mode.
5. The coating die of the mildew-proof pond cloth according to claim 4, wherein: the sealing rubber ring comprises an annular colloid in direct contact with the polished rod section and annular limiting plates positioned on two sides of the annular colloid, an installation groove which is matched with the annular limiting plates is formed in the coating die head body, the annular limiting plates are fixedly installed in the installation groove, and a plurality of tooth-shaped protruding rings are arranged on the inner wall of the sealing rubber ring.
6. The coating die of the mildew-proof pond cloth according to claim 1, wherein: the coating die head is characterized in that an arc-shaped coating head is arranged on the coating die head body and positioned at the opening of the collecting cavity, and the coating head is divided into two halves by the opening of the collecting cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321696094.1U CN220004689U (en) | 2023-06-29 | 2023-06-29 | Coating die head of mildew-proof pool cloth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321696094.1U CN220004689U (en) | 2023-06-29 | 2023-06-29 | Coating die head of mildew-proof pool cloth |
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| Publication Number | Publication Date |
|---|---|
| CN220004689U true CN220004689U (en) | 2023-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321696094.1U Active CN220004689U (en) | 2023-06-29 | 2023-06-29 | Coating die head of mildew-proof pool cloth |
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| CN (1) | CN220004689U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119518115A (en) * | 2025-01-20 | 2025-02-25 | 湖南省长城新能源科技有限公司 | A kind of power lithium battery production device and method |
-
2023
- 2023-06-29 CN CN202321696094.1U patent/CN220004689U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119518115A (en) * | 2025-01-20 | 2025-02-25 | 湖南省长城新能源科技有限公司 | A kind of power lithium battery production device and method |
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