CN220239072U - PU dry method precision coating machine - Google Patents
PU dry method precision coating machine Download PDFInfo
- Publication number
- CN220239072U CN220239072U CN202321723508.5U CN202321723508U CN220239072U CN 220239072 U CN220239072 U CN 220239072U CN 202321723508 U CN202321723508 U CN 202321723508U CN 220239072 U CN220239072 U CN 220239072U
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- CN
- China
- Prior art keywords
- roller
- coating
- release paper
- scraper
- sol
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- 239000011248 coating agent Substances 0.000 title claims abstract description 63
- 238000000576 coating method Methods 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title abstract description 18
- 230000001681 protective effect Effects 0.000 claims abstract description 11
- 238000007790 scraping Methods 0.000 claims description 11
- 238000001035 drying Methods 0.000 claims 1
- 239000000853 adhesive Substances 0.000 abstract 1
- 230000001070 adhesive effect Effects 0.000 abstract 1
- 239000004814 polyurethane Substances 0.000 description 12
- 239000002649 leather substitute Substances 0.000 description 7
- 239000004744 fabric Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Coating Apparatus (AREA)
Abstract
The utility model discloses a PU dry-method precise coating machine which comprises an outer protective frame and a coating component, wherein the outer protective frame is arranged on a coating machine body, a driving roller is arranged in the coating machine body, a first guide roller is arranged on one side of the driving roller, a second guide roller is arranged on the other side of the driving roller, release paper is arranged on the driving roller, the first guide roller and the second guide roller, a coating roller is arranged between the driving roller and the second guide roller, the bottom of the coating roller is arranged in a sol box, and the bottom of the sol box is arranged on the coating machine body through a supporting frame. The PU dry method precision coating machine has the advantages that the coating roller rotates under the drive of the driving motor, so that the coating roller is adhered to the surface of the release paper along the trend after being coated with the adhesive, the sol coated on the surface of the release paper is uniformly smoothed under the working of the scraper, and in the subsequent processing process, the release paper and other layers can be uniformly pressed and fixedly connected.
Description
Technical Field
The utility model relates to the field of coating machines, in particular to a PU dry-method precise coating machine.
Background
The PU synthetic leather is also called polyurethane synthetic leather, the back of the PU synthetic leather is base cloth, the PU synthetic leather is easy to melt after burning, has a plurality of advantages which are incomparable with those of PVC synthetic leather, and is an ideal material for replacing natural leather.
The production method of PU synthetic leather can be divided into three methods of dry method, wet method and condensation Xu Fu method, wherein the dry method is to prepare PU resin into sol with certain solid content and certain viscosity, coat the sol on release paper serving as a carrier, pass through a baking oven, control certain technological conditions such as temperature, speed and the like, volatilize the solvent to form a film, then coat an adhesive layer on the film, then compound with base cloth, dry, solidify, cool and then strip the film from the release paper to obtain the dry method PU synthetic leather.
The coating machine feeding roller can only partially infiltrate the sol, the sol on the feeding roller adheres to the release paper, and the feeding roller cannot adhere the sol to the release paper with uniform thickness when feeding the release paper, so that the adhesion is not firm enough in the subsequent lamination adhesion process.
Disclosure of Invention
The utility model aims to provide a PU dry-method precise coating machine which is used for solving the defects in the background art.
In order to achieve the above purpose, the PU dry-method precision coating machine comprises an outer protective frame and a coating component, wherein the outer protective frame is arranged on a coating machine body, a driving roller is arranged in the coating machine body, a first guide roller is arranged on one side of the driving roller, a second guide roller is arranged on the other side of the driving roller, release paper is arranged on the driving roller, the first guide roller and the second guide roller, a coating roller is arranged between the driving roller and the second guide roller, the bottom of the coating roller is arranged in a sol box, and the bottom of the sol box is arranged on the coating machine body through a supporting frame;
the surface of the coating roller is contacted with the release paper, the coating component is arranged on the left side of the coating roller, the bottom of the scraper on the coating component is fixedly connected with the stud, and the stud passes through an opening on the fixing seat to be fixedly connected with the screw cap in a threaded manner.
Preferably, the rotating shaft of the coating roller is fixed with the output shaft of the driving motor, the driving motor is fixedly connected to the outer side of the outer protective frame in a threaded manner, and meanwhile, the lower part of the coating roller is immersed in sol contained in the sol box.
Preferably, the coating assembly comprises a scraper, an adjusting spring, a fixing seat, a screw cap, a stud and an outer frame, wherein the outer frame is in threaded connection with the support frame, and simultaneously both sides of the bottom of the fixing seat are welded with the support.
Preferably, the support is arranged in an S shape, and one end of the support, which is far away from the fixing seat, is in threaded connection with the support frame.
Preferably, the transverse section of the scraper is L-shaped, the length of the scraper is larger than the width of the release paper, meanwhile, the surface of the scraper is provided with a scraping surface, and the scraping surface is arranged in parallel with the release paper.
Preferably, the bottom of the scraper is welded with the guide rod, the guide rod is inserted into a guide hole formed in the fixing seat, the guide rod and the stud are arranged in parallel, and an adjusting spring is arranged on the outer side of the stud.
Compared with the prior art, the utility model has the beneficial effects that: the coating roller rotates under the drive of the driving motor, so that the coating roller is adhered to the surface of the release paper along the trend after being coated with the glue, the sol coated on the surface of the release paper is uniformly smoothed under the working of the scraper, and in the subsequent processing process, the release paper and other layers can be uniformly pressed and fixedly connected.
Drawings
FIG. 1 is a schematic elevational view of the structure of the present utility model;
FIG. 2 is a schematic illustration of a structural coating assembly of the present utility model;
FIG. 3 is a top view of the structure of FIG. 2 of the present utility model;
fig. 4 is a three-dimensional view of the structural spatula of the present utility model.
Reference numerals in the drawings: 1. an outer protective frame; 2. a first guide roller; 3. release paper; 4. a driving roller; 5. a driving motor; 6. a coating roller; 7. a sol box; 8. a support frame; 9. a second guide roller; 10. a coating assembly; 101. a scraper; 102. scraping the surface; 103. an adjusting spring; 104. a fixing seat; 105. a bracket; 106. a guide rod; 107. a screw cap; 108. a stud; 109. an outer frame; 11. a coater body.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Referring to fig. 1-4, the present utility model provides a PU dry method precision coater, including an outer protective frame 1 and a coating component 10, where the outer protective frame 1 is installed on a coater body 11, and the inside of the coater body 11 is provided with a driving roller 4, while one side of the driving roller 4 is provided with a first guiding roller 2, and the other side of the driving roller 4 is provided with a second guiding roller 9, and release paper 3 is disposed on each of the driving roller 4, the first guiding roller 2, and the second guiding roller 9, a coating roller 6 is disposed between the driving roller 4 and the second guiding roller 9, and the bottom of the coating roller 6 is disposed inside a sol box 7, while the bottom of the sol box 7 is installed on the coater body 11 through a supporting frame 8;
the surface of the coating roller 6 is contacted with the release paper 3, the coating component 10 is arranged on the left side of the coating roller 6, meanwhile, the bottom of the scraper 101 on the coating component 10 is fixedly connected with the stud 108, and the stud 108 passes through an opening on the fixing seat 104 to be fixedly connected with the nut 107 in a threaded manner.
Working principle: when the automatic laminating machine is used, release paper 3 is transported in the outer protective frame 1 through the first guide roller 2, the driving roller 4 and the second guide roller 9, and at the moment, the coating roller 6 rotates under the drive of the driving motor 5, so that the coating roller 6 is adhered to the surface of the release paper 3 along the trend after being coated with glue, sol coated on the surface of the release paper 3 is uniformly smoothed under the working of the scraper 101, and in the subsequent processing process, uniform lamination and fixedly connection work can be carried out between the release paper 3 and other layers.
As a preferred embodiment, the rotating shaft of the coating roller 6 is fixed with the output shaft of the driving motor 5, and the driving motor 5 is screwed and fixed on the outer side of the outer protective frame 1, and meanwhile, the lower part of the coating roller 6 is immersed in the sol contained in the sol box 7.
As shown in fig. 1: the lower part of the coating roller 6 is immersed in the sol contained in the sol box 7, and when the coating roller 6 rotates, the sol can be coated on the release paper 3 to finish the gluing work of the release paper 3.
As a preferred embodiment, the coating assembly 10 includes a doctor 101, an adjusting spring 103, a fixing base 104, a nut 107, a stud 108 and an outer frame 109, wherein the outer frame 109 is screwed on the support frame 8, and both sides of the bottom of the fixing base 104 are welded with brackets 105.
As shown in fig. 1-2: the coating assembly 10 can uniformly scrape the sol on the surface of the release paper 3, so that the thickness of the sol on the surface of the release paper 3 is consistent.
As a preferred embodiment, the bracket 105 is disposed in an "S" shape, and an end of the bracket 105 away from the fixing base 104 is screwed to the supporting frame 8.
As shown in fig. 2: the brackets 105 are arranged in an S shape, and the fixing base 104 is detachably arranged on the support frame 8 through two groups of brackets 105, so that the fixing base 104 can be conveniently detached.
As a preferred embodiment, the transverse section of the scraper 101 is in an L shape, and the length of the scraper 101 is greater than the width of the release paper 3, and the surface of the scraper 101 is provided with a scraping surface 102, and the scraping surface 102 is parallel to the release paper 3.
As shown in fig. 2: the scraping surface 102 is arranged in parallel with the release paper 3, the distance between the scraping surface 102 and the release paper 3 can be adjusted, and the thickness of sol on the surface of the release paper 3 can be adjusted by adjusting the distance between the scraping surface 102 and the release paper 3.
As a preferred embodiment, the bottom of the scraper 101 is welded with the guide rod 106, the guide rod 106 is inserted into a guide hole formed on the fixing seat 104, the guide rod 106 is parallel to the stud 108, and the adjusting spring 103 is installed on the outer side of the stud 108.
As shown in fig. 2: the distance between the scraping surface 102 and the release paper 3 is adjusted in the following way: the nut 107 is turned by a wrench, and the nut 107 is screwed on the stud 108, so that the scraper 101 moves downwards and the adjusting spring 103 compresses, thereby increasing the distance between the scraper 102 and the release paper 3, and vice versa.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a PU dry process precision coating machine, includes outer frame (1) and coating subassembly (10), and outer frame (1) are installed on coating machine body (11), and the internally mounted drive roller (4) of coating machine body (11), and first guide roll (2) are installed to one side of drive roller (4) simultaneously, and second guide roll (9) are installed to the opposite side of drive roller (4), and all set up release paper (3) on drive roller (4), first guide roll (2) and second guide roll (9), its characterized in that: a coating roller (6) is arranged between the driving roller (4) and the second guide roller (9), the bottom of the coating roller (6) is arranged in the sol box (7), and meanwhile, the bottom of the sol box (7) is arranged on the coater body (11) through a supporting frame (8);
the surface of the coating roller (6) is contacted with the release paper (3), the coating component (10) is arranged on the left side of the coating roller (6), meanwhile, the bottom of the scraper (101) on the coating component (10) is fixedly connected with the stud (108), and the stud (108) passes through an opening on the fixing seat (104) to be fixedly connected with the nut (107) in a threaded manner.
2. The PU dry precision coater according to claim 1, wherein: the rotating shaft of the coating roller (6) is fixed with the output shaft of the driving motor (5), the driving motor (5) is fixedly connected to the outer side of the outer protective frame (1) in a threaded mode, and meanwhile the lower portion of the coating roller (6) is immersed in sol contained in the sol box (7).
3. The PU dry precision coater according to claim 1, wherein: the coating assembly (10) comprises a scraper (101), an adjusting spring (103), a fixing seat (104), a screw cap (107), a stud (108) and an outer frame (109), wherein the outer frame (109) is in threaded connection with the supporting frame (8), and simultaneously both sides of the bottom of the fixing seat (104) are welded with the supporting frames (105).
4. A PU dry precision coater according to claim 3, wherein: the support (105) is arranged in an S shape, and one end of the support (105) far away from the fixing seat (104) is connected to the support frame (8) in a threaded manner.
5. The PU dry precision coater according to claim 1, wherein: the transverse section of the scraper (101) is L-shaped, the length of the scraper (101) is larger than the width of the release paper (3), meanwhile, the surface of the scraper (101) is provided with a scraping surface (102), and the scraping surface (102) is arranged in parallel with the release paper (3).
6. The PU dry precision coater according to claim 5, wherein: the bottom of the scraper (101) is welded with the guide rod (106), the guide rod (106) is inserted into a guide hole formed in the fixing seat (104), the guide rod (106) and the stud (108) are arranged in parallel, and an adjusting spring (103) is arranged on the outer side of the stud (108).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321723508.5U CN220239072U (en) | 2023-07-03 | 2023-07-03 | PU dry method precision coating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321723508.5U CN220239072U (en) | 2023-07-03 | 2023-07-03 | PU dry method precision coating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220239072U true CN220239072U (en) | 2023-12-26 |
Family
ID=89269456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321723508.5U Active CN220239072U (en) | 2023-07-03 | 2023-07-03 | PU dry method precision coating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220239072U (en) |
-
2023
- 2023-07-03 CN CN202321723508.5U patent/CN220239072U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |