CN114152064A - Method and equipment for coating ultrahigh molecular weight polyethylene fibers - Google Patents
Method and equipment for coating ultrahigh molecular weight polyethylene fibers Download PDFInfo
- Publication number
- CN114152064A CN114152064A CN202111486819.XA CN202111486819A CN114152064A CN 114152064 A CN114152064 A CN 114152064A CN 202111486819 A CN202111486819 A CN 202111486819A CN 114152064 A CN114152064 A CN 114152064A
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- Prior art keywords
- drying
- molecular weight
- weight polyethylene
- supporting
- coating
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- 239000000835 fiber Substances 0.000 title claims abstract description 56
- 238000000576 coating method Methods 0.000 title claims abstract description 31
- 239000011248 coating agent Substances 0.000 title claims abstract description 30
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 title claims abstract description 23
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 8
- 238000001035 drying Methods 0.000 claims abstract description 89
- 239000004698 Polyethylene Substances 0.000 claims abstract description 9
- -1 polyethylene Polymers 0.000 claims abstract description 9
- 229920000573 polyethylene Polymers 0.000 claims abstract description 9
- 238000005096 rolling process Methods 0.000 claims abstract description 7
- 238000002791 soaking Methods 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000001125 extrusion Methods 0.000 claims description 11
- 238000003825 pressing Methods 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 241001391944 Commicarpus scandens Species 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 abstract description 4
- 239000011527 polyurethane coating Substances 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009998 heat setting Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B13/00—Machines and apparatus for drying fabrics, fibres, yarns, or other materials in long lengths, with progressive movement
- F26B13/06—Machines and apparatus for drying fabrics, fibres, yarns, or other materials in long lengths, with progressive movement with movement in a sinuous or zig-zag path
- F26B13/08—Machines and apparatus for drying fabrics, fibres, yarns, or other materials in long lengths, with progressive movement with movement in a sinuous or zig-zag path using rollers
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B15/00—Removing liquids, gases or vapours from textile materials in association with treatment of the materials by liquids, gases or vapours
- D06B15/02—Removing liquids, gases or vapours from textile materials in association with treatment of the materials by liquids, gases or vapours by squeezing rollers
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/02—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fibres, slivers or rovings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B13/00—Machines and apparatus for drying fabrics, fibres, yarns, or other materials in long lengths, with progressive movement
- F26B13/10—Arrangements for feeding, heating or supporting materials; Controlling movement, tension or position of materials
- F26B13/14—Rollers, drums, cylinders; Arrangement of drives, supports, bearings, cleaning
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/20—Rollers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention discloses a method for coating ultrahigh molecular weight polyethylene fibers, which comprises the following steps: s1: soaking polyethylene fibers in the coating solution; s2: extruding polyethylene fibers; s3: drying for the first time at the drying temperature of 60-80 ℃; s4: drying for the second time at the drying temperature of 80-90 ℃; s5: drying for the third time at the drying temperature of 70-50 ℃; s6: and (6) rolling. And carrying out preheating treatment through primary drying. And then, carrying out secondary drying treatment and carrying out third gradual cooling and drying treatment. Compared with the prior art, the fiber coating is good in treatment effect and not easy to break.
Description
Technical Field
The invention relates to the technical field of polyethylene fiber processing, in particular to a method and equipment for coating ultrahigh molecular weight polyethylene fibers.
Background
The ultra-high molecular weight polyethylene fiber is also called high-strength high-modulus polyethylene fiber, and the molecular structure is regular and symmetrical, and the nonpolar chain structure and the extended chain structure ensure that the fiber has excellent chemical inertness, hydrophobicity and extremely high surface crystallinity. Therefore, the fiber is not easily reacted with other substances, and the dye cannot be colored inside the fiber.
In chinese patent application No.: CN201510858033.4 discloses a coating treatment method of an ultrahigh molecular weight polyethylene fiber grid mesh, which is characterized by comprising the following steps: (1) soaking, namely soaking the ultrahigh molecular weight polyethylene fiber grid net into a container filled with a polyurethane solution, and completely wrapping the outer surface of the ultrahigh molecular weight polyethylene fiber grid net with the polyurethane solution to form a polyurethane coating; (2) rolling, namely putting the grid net with the polyurethane coating into a rolling device for rolling to ensure that the thickness of the polyurethane coating on the outer surface of the grid net is uniform; (3) drying, namely putting the extruded grid mesh into a drying kiln for drying until the water content is less than 10%; (4) and (4) performing heat setting, namely performing weft straightening and tentering on the dried grid net in a heat cavity with the temperature not exceeding 80 ℃. According to the technical scheme, during drying treatment, preheating treatment is not carried out, so that the fiber treatment effect is not ideal. In view of this, the present application is proposed.
Disclosure of Invention
In order to solve at least one technical problem in the background art, the invention provides an ultrahigh molecular weight polyethylene fiber coating method and equipment.
The invention provides a method for coating ultrahigh molecular weight polyethylene fibers, which comprises the following steps:
s1: soaking polyethylene fibers in the coating solution;
s2: extruding polyethylene fibers;
s3: drying for the first time at the drying temperature of 60-80 ℃;
s4: drying for the second time at the drying temperature of 80-90 ℃;
s5: drying for the third time at the drying temperature of 70-50 ℃;
s6: and (6) rolling.
An ultra-high molecular weight polyethylene fiber coating apparatus, comprising:
a container for holding the coating solution;
the drying box is provided with an inlet at one end close to the container and an outlet at the other end, and is sequentially provided with an extrusion cavity, a first drying cavity, a second drying cavity and a third drying cavity from the inlet to the outlet;
the winding machine is arranged on one side of the outlet, which is far away from the inlet;
the extrusion assembly is arranged in the extrusion cavity;
a heat supply machine;
the first heating assembly is arranged in the first drying cavity and is communicated with the heat supply machine;
the second heating assembly is arranged in the second drying cavity and is communicated with the heat supply machine;
and the third heating assembly is arranged in the third drying cavity and is communicated with the heat supply machine.
Preferably, the apparatus further comprises:
a first support roller disposed within the container;
two second support rollers, parallel to the first support rollers, arranged above the container; wherein the container is open arranged.
Preferably, the press assembly comprises two oppositely arranged press rolls.
Preferably, the pressing assembly further comprises an adjusting unit for adjusting a distance between the two pressing rollers.
Preferably, the adjusting unit includes:
a supporting plate positioned above the extrusion roller;
the sliding rod is vertically connected with the supporting plate;
the sliding sleeve is connected with the sliding rod in a sliding manner; wherein, the squeeze roll that is located the top is connected with the sliding sleeve.
The adjusting unit further comprises a spring, the spring is arranged on the outer side of the sliding rod, one end of the spring is connected with the sliding sleeve, and the other end of the spring is connected with the supporting plate.
Preferably, the apparatus further comprises:
two third supporting rollers are arranged in the second drying cavity at intervals;
and the fourth supporting roller is arranged in the second drying cavity, is positioned between the two third supporting rollers and is positioned below the two third supporting rollers.
Preferably, the apparatus further comprises:
the two fifth supporting rollers are arranged in the third drying cavity at intervals;
the sixth supporting roller is arranged in the third drying cavity, is positioned between the two fifth supporting rollers and is positioned below the two fifth supporting rollers;
and the bottom end of the elastic rope is connected with the drying box, and the other end of the elastic rope is connected with the sixth supporting roll.
The beneficial effects brought by one aspect of the invention are as follows:
and carrying out preheating treatment through primary drying. And then, carrying out secondary drying treatment and carrying out third gradual cooling and drying treatment. Compared with the prior art, the fiber coating is good in treatment effect and not easy to break.
Drawings
FIG. 1 is a schematic structural view of one aspect of the present disclosure;
FIG. 2 is a right side view of the adjustment unit of the present disclosure;
fig. 3 is a right side view of a sixth support roller as disclosed in the present invention.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments in the present application may be combined with each other; the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 is to be understood that the terms "upper", "lower", "front", "rear", "left" and "right", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the positions or elements referred to must have specific orientations, be constructed in specific orientations, and be operated, and thus are not to be construed as limitations of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The invention provides a method for coating ultrahigh molecular weight polyethylene fibers, which comprises the following steps:
s1: soaking polyethylene fibers in the coating solution;
s2: extruding polyethylene fibers;
s3: drying for the first time at the drying temperature of 60-80 ℃;
s4: drying for the second time at the drying temperature of 80-90 ℃;
s5: drying for the third time at the drying temperature of 70-50 ℃;
s6: and (6) rolling.
And carrying out preheating treatment through primary drying. And then, carrying out secondary drying treatment and carrying out third gradual cooling and drying treatment. Compared with direct one-time drying treatment, the fiber coating treatment effect is good, and the fiber is not easy to break.
Referring to fig. 1 to 3, an ultra-high molecular weight polyethylene fiber coating apparatus includes:
a container 1 for holding the coating solution.
And one end of the drying box 2, which is close to the container 1, is provided with an inlet 201, the other end of the drying box is provided with an outlet 202, and the drying box 2 is sequentially provided with a squeezing cavity 203, a first drying cavity 204, a second drying cavity 205 and a third drying cavity 206 from the inlet 201 to the outlet 202.
A winder 207 disposed on a side of the outlet 202 away from the inlet 201; an extrusion assembly disposed within the extrusion chamber 203; a heat supply machine.
The first heating assembly is arranged in the first drying cavity 204 and is communicated with the heat supply machine; the second heating assembly is arranged in the second drying cavity 205 and is communicated with the heat supply machine; and the third heating assembly is arranged in the third drying cavity 206 and is communicated with the heat supply machine.
The coating solution is added to the vessel 1.
The fiber passes through the solution, the extrusion assembly, the first drying cavity 204, the second drying cavity 205 and the third drying cavity 206, and then is rolled.
The heat supply machine provides steam to first heating element, second heating element, third heating element, and then the blowout is dried the processing to the fibre.
And carrying out preheating treatment through primary drying. And then, carrying out secondary drying treatment and carrying out third gradual cooling and drying treatment. Compared with direct one-time drying treatment, the fiber coating treatment effect is good, and the fiber is not easy to break.
As a further refinement of the above embodiment, in one implementation, the apparatus further comprises:
a first support roller 8 arranged inside said container 1; two second support rollers 9, parallel to the first support rollers 8, arranged above the container 1; wherein the container 1 is open arranged. The fiber is passed over a second support roller 9, a first support roller 8, another second support roller 9, thus facilitating the wrapping of the solution by the fiber.
As a further improvement of the above described embodiment, in one embodiment the press assembly comprises two oppositely arranged press rolls 10. Excess solution is squeezed off the fibers using two squeeze rolls 10.
As a further improvement of the above described embodiment, in one embodiment, the press assembly further comprises an adjusting unit for adjusting the distance between the two press rolls 10. Different sizes of fibers can be accommodated.
As a further refinement of the above embodiment, in one embodiment the adjustment unit comprises:
a supporting plate 11 positioned above the squeeze roller 10; a sliding rod 12 vertically connected with the supporting plate 11; a sliding sleeve 13, which is connected with the sliding rod 12 in a sliding way; wherein the upper squeeze roll 10 is connected to the sliding sleeve 13.
The adjusting unit further comprises a spring 14, which is disposed outside the sliding rod 12, and one end of the spring is connected to the sliding sleeve 13, and the other end of the spring is connected to the supporting plate 11.
The fibres pass between two press rolls 10. The fibers are pressed by the upper pressing roll 10 and the spring 14, and excess solution is removed. And the subsequent drying is convenient.
The squeeze roll 10 above can flexibly lift to adapt to fibers with different sizes, excessive squeezing of the fibers is avoided, and the adaptability is good.
As a further refinement of the above embodiment, in one implementation, the apparatus further comprises:
two third supporting rollers 15 arranged at intervals in the second drying chamber 205; and a fourth supporting roller 16 disposed in the second drying chamber 205 between the two third supporting rollers 15 and below the two third supporting rollers 15. The fiber is passed over a third support roll 15, a fourth support roll 16, and another third support roll 15. The time of the fiber in the second drying chamber 205 is expanded, and the drying effect is improved.
As a further refinement of the above embodiment, in one implementation, the apparatus further comprises:
two fifth supporting rollers 17 arranged at intervals in the third drying chamber 206; a sixth supporting roller 18 disposed in the third drying chamber 206 between the two fifth supporting rollers 17 and below the two fifth supporting rollers 17; and the bottom end of the elastic rope 19 is connected with the drying box 2, and the other end of the elastic rope is connected with the sixth supporting roller 18.
The fiber is passed over a fifth support roll 17, a sixth support roll 18, and another fifth support roll 17. The time of the fiber in the third drying cavity 206 is prolonged, and the drying effect is improved. The elastic rope 19 is utilized to apply pulling force to the sixth supporting roller 18, so that the fiber is pulled, drying is facilitated, and collection by a subsequent winding machine 207 is facilitated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A method of coating ultra-high molecular weight polyethylene fibers, comprising:
s1: soaking polyethylene fibers in the coating solution;
s2: extruding polyethylene fibers;
s3: drying for the first time at the drying temperature of 60-80 ℃;
s4: drying for the second time at the drying temperature of 80-90 ℃;
s5: drying for the third time at the drying temperature of 70-50 ℃;
s6: and (6) rolling.
2. An ultra-high molecular weight polyethylene fiber coating apparatus, comprising:
a container for holding the coating solution;
the drying box is provided with an inlet at one end close to the container and an outlet at the other end, and is sequentially provided with an extrusion cavity, a first drying cavity, a second drying cavity and a third drying cavity from the inlet to the outlet;
the winding machine is arranged on one side of the outlet, which is far away from the inlet;
the extrusion assembly is arranged in the extrusion cavity;
a heat supply machine;
the first heating assembly is arranged in the first drying cavity and is communicated with the heat supply machine;
the second heating assembly is arranged in the second drying cavity and is communicated with the heat supply machine;
and the third heating assembly is arranged in the third drying cavity and is communicated with the heat supply machine.
3. The apparatus for coating ultra-high molecular weight polyethylene fibers as claimed in claim 2, further comprising:
a first support roller disposed within the container;
two second support rollers, parallel to the first support rollers, arranged above the container; wherein the container is open arranged.
4. The ultrahigh molecular weight polyethylene fiber coating apparatus of claim 2 wherein said pressing assembly comprises two oppositely disposed pressing rollers.
5. The apparatus for coating ultrahigh molecular weight polyethylene fiber according to claim 4, wherein the squeeze assembly further comprises an adjusting unit for adjusting a distance between the two squeeze rollers.
6. The ultra-high molecular weight polyethylene fiber coating apparatus of claim 5, wherein the adjusting unit comprises:
a supporting plate positioned above the extrusion roller;
the sliding rod is vertically connected with the supporting plate;
the sliding sleeve is connected with the sliding rod in a sliding manner; wherein, the squeeze roll that is located the top is connected with the sliding sleeve.
7. The apparatus for coating ultra-high molecular weight polyethylene fiber according to claim 6, wherein the adjusting unit further comprises a spring disposed outside the sliding rod, one end of which is connected to the sliding sleeve, and the other end of which is connected to the supporting plate.
8. The ultra high molecular weight polyethylene fiber coating apparatus of claim 1, further comprising:
two third supporting rollers are arranged in the second drying cavity at intervals;
and the fourth supporting roller is arranged in the second drying cavity, is positioned between the two third supporting rollers and is positioned below the two third supporting rollers.
9. The ultra high molecular weight polyethylene fiber coating apparatus of claim 1, further comprising:
the two fifth supporting rollers are arranged in the third drying cavity at intervals;
the sixth supporting roller is arranged in the third drying cavity, is positioned between the two fifth supporting rollers and is positioned below the two fifth supporting rollers;
and the bottom end of the elastic rope is connected with the drying box, and the other end of the elastic rope is connected with the sixth supporting roll.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111486819.XA CN114152064A (en) | 2021-12-07 | 2021-12-07 | Method and equipment for coating ultrahigh molecular weight polyethylene fibers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111486819.XA CN114152064A (en) | 2021-12-07 | 2021-12-07 | Method and equipment for coating ultrahigh molecular weight polyethylene fibers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114152064A true CN114152064A (en) | 2022-03-08 |
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ID=80453092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111486819.XA Pending CN114152064A (en) | 2021-12-07 | 2021-12-07 | Method and equipment for coating ultrahigh molecular weight polyethylene fibers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114152064A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108351168A (en) * | 2015-11-06 | 2018-07-31 | 泰尼杰特数码有限公司 | Device and method for handling fabric |
| CN211926410U (en) * | 2020-02-27 | 2020-11-13 | 浙江鸿燕新材料有限公司 | Quick drying device for environment-friendly glass fiber woven fabric |
| CN113551484A (en) * | 2021-07-29 | 2021-10-26 | 江苏陆亿纺织科技有限公司 | Textile fabric drying and forming system with automatic adjusting function |
-
2021
- 2021-12-07 CN CN202111486819.XA patent/CN114152064A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108351168A (en) * | 2015-11-06 | 2018-07-31 | 泰尼杰特数码有限公司 | Device and method for handling fabric |
| CN211926410U (en) * | 2020-02-27 | 2020-11-13 | 浙江鸿燕新材料有限公司 | Quick drying device for environment-friendly glass fiber woven fabric |
| CN113551484A (en) * | 2021-07-29 | 2021-10-26 | 江苏陆亿纺织科技有限公司 | Textile fabric drying and forming system with automatic adjusting function |
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Application publication date: 20220308 |
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