CN115674859A - Composite leveling mechanism for synthetic leather fabric - Google Patents
Composite leveling mechanism for synthetic leather fabric Download PDFInfo
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- CN115674859A CN115674859A CN202211209905.0A CN202211209905A CN115674859A CN 115674859 A CN115674859 A CN 115674859A CN 202211209905 A CN202211209905 A CN 202211209905A CN 115674859 A CN115674859 A CN 115674859A
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Abstract
The invention discloses a composite leveling mechanism for synthetic leather fabric, which comprises: the device comprises an unwinding roller, a sizing roller and a composite pressing roller; the device also comprises a plurality of guide rollers for guiding the base cloth and the release paper; the tension mechanism is arranged on two sides of the composite pressing roller and comprises a chain type transmission roller set which is attached to one side of the base cloth and is not coated with glue, the chain type transmission roller set is rotatably connected with a plurality of rotatable pressing rollers, the chain type transmission roller set is rotated in a self chain type transmission mode, the pressing rollers below are attached to the base cloth and are arranged, the driving mechanism is arranged to rotate with soft extrusion and drive part of the pressing rollers, and the chain type transmission roller sets on the two sides are operated in a differential mode through the pressing rollers driven by the driving mechanism to form tension on the two sides of the composite position of the base cloth. According to the invention, the differential friction tensioning mechanisms attached to the base cloth are arranged on the two sides of the composite roller body to locally improve the tension on the two sides of the composite point of the base cloth, so that the fabric can be basically leveled, and the tensioning mechanisms are controlled to move horizontally to keep relatively static relative to the fabric, thereby reducing the abrasion on the fabric.
Description
Technical Field
The invention relates to the technical field of composite fabric processing, in particular to a composite leveling mechanism for synthetic leather fabric.
Background
For the composite lamination processing of synthetic leather, the prepared centrifugal paper of the synthetic leather is generally laminated on a base fabric coated with an adhesive layer (film) or glue solution for lamination, and the base fabric is generally made of a fabric with poor elasticity so as to ensure the width and stability of a composite back web, so that after lamination, the base fabric is easy to wrinkle, especially when the thickness of the composite raw material is relatively large.
In view of the above situation, the flatness of the raw base fabric is generally ensured by controlling the quality of the raw base fabric, but on one hand, the cost is undoubtedly increased depending on upstream manufacturers or additional leveling processes.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, one object of the present invention is to provide a composite leveling mechanism for synthetic leather fabric, in which differential friction tensioning mechanisms attached to a base fabric are disposed on two sides of a composite roller body to locally increase tension on two sides of a composite point of the base fabric, so that the fabric can be substantially leveled, and the tensioning mechanisms are controlled to translate to keep relatively static with respect to the fabric, thereby reducing wear to the fabric.
The technical scheme of the invention is as follows:
a compound leveling mechanism of synthetic leather surface fabric includes:
the unwinding roller is used for unwinding the leather release paper;
the gluing roller is used for gluing the conveyed base cloth;
the composite press roller is used for extruding the composite leather release paper and the base cloth;
the guide rollers are used for guiding the base cloth and the release paper;
the two sides of the composite press roller are provided with tensioning mechanisms, each tensioning mechanism comprises a chain type transmission roller set which is attached to one side of the base cloth and is not coated with glue, a plurality of rotatable press rollers are rotatably connected to the chain type transmission roller set, the chain type transmission roller set is rotated in a self chain type transmission mode, the press rollers below are attached to the base cloth and are arranged, the driving mechanisms are arranged to drive the partial press rollers to rotate in a soft extrusion mode, and the chain type transmission roller sets on the two sides are operated in a differential mode through the press rollers driven by the driving mechanisms, so that tension on the two sides of the composite position of the base cloth is formed.
Furthermore, the upper rubber roller is immersed in the rubber tank, a scraper is attached to the end side of the rubber roller, and the base cloth is attached to the surface of the rubber roller after the rubber is scraped.
Furthermore, a certain gap is formed between the base cloth after being glued and before being compounded with the release paper, so that the base cloth can be extruded by a compression roller conveniently.
Further, chain transmission roller set includes the conveying chain, and the conveying chain is roller conveying chain, and the conveying chain rotates through the sprocket drive of connecting motor, and the shaping of buckling has the backup pad on the link joint that leans on the interior of conveying chain, is fixed with the bearing frame in the backup pad for support compression roller, make it can be at the bearing frame internal rotation.
Further, the driving mechanism is a driving roller which is driven by contact friction.
Further, the surface of the driving roller is compounded with a soft rubber pad.
Furthermore, the surface of the press roller is also provided with a soft rubber cushion.
Furthermore, the driving roller is tightly attached to the surfaces of the three pressing rollers below the driving roller, the generated extrusion force can drive the pressing rollers below to rotate in a friction mode, the pressing rollers and the base cloth are subjected to friction acting force, meanwhile, certain tension is applied to the base cloth, and the attaching effect of the pressing rollers and the base cloth is guaranteed.
Furthermore, the sum of the rotating speed of the conveying chain and the rotating speed V1 of the driving roller on the front side of the composite cloth is basically consistent with the conveying speed of the base cloth, and the base cloth is guaranteed to be basically static relative to the base cloth.
Further, the rotation speed V2 of the driving roller on the post-compounding side is greater than the rotation speed V1 on the pre-compounding side.
The invention has the beneficial effects that: through control chain transmission roller set relative surface fabric keep static, keep laminating base cloth surface by actuating mechanism extrusion part compression roller simultaneously to relative base cloth rotates, the compression roller of both sides keeps the differential, with the tension of local promotion base cloth composite site both sides, makes the base cloth can keep tight state of rising in succession, can flare-out basically, simultaneously, can reducible wearing and tearing to the surface fabric.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of a composite leveling mechanism for synthetic leather fabric according to the present invention;
FIG. 2 is a schematic view of the tensioning mechanism of FIG. 1 (only a portion of the rollers and the driven sprocket are shown);
FIG. 3 is a schematic view of the chain transport nip set of FIG. 2;
fig. 4 is a schematic view of a conveyor chain link plate.
In the figure: 1, unwinding a roller; 2-gluing a rubber roller; 3-a composite compression roller; 4-a tensioning mechanism; 41-a conveying chain; 411-a support plate; 412-a bearing seat; 42-a press roll; 43-drive roller.
Detailed Description
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.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
Referring to fig. 1-3, a composite leveling mechanism for synthetic leather fabric comprises:
the unreeling roller 1 is used for unreeling leather release paper, and a leather coating is processed on the release paper, so that the conventional technology is not described again;
the gluing roller 2 is used for gluing the conveyed base cloth;
the composite press roller 3 is used for extruding the composite leather release paper and the base cloth;
and a plurality of guide rollers for guiding the base cloth and the release paper;
the two sides of the composite pressing roller 3 are provided with the tensioning mechanisms 4, each tensioning mechanism 4 comprises a chain type transmission roller set which is attached to the back side (the side without glue coated on the upper side) of the base cloth, the chain type transmission roller set is rotatably connected with a plurality of rotatable pressing rollers 42, the chain type transmission roller set is rotated in a self chain type transmission mode, the pressing rollers 42 below are attached to the base cloth, the driving mechanisms are arranged to rotate by soft extrusion and driving parts of the pressing rollers 42, and the chain type transmission roller sets on the two sides are in differential operation through the pressing rollers 42 driven by the driving mechanisms so as to form tension on the two sides of the composite position of the base cloth.
The upper rubber roller 2 is a conventional scraper type upper rubber roller mechanism, a rubber roller of the upper rubber roller is immersed in a rubber tank, a scraper is attached to the end side of the rubber roller, and a base cloth is attached to the surface of the rubber roller after rubber scraping.
After the base fabric is glued, a certain gap is formed between the base fabric and the release paper before the base fabric is compounded (after the base fabric is guided by the guide roller), so that the pressing roller 42 can extrude the base fabric to generate friction acting force.
The chain type transmission roller group is controlled to keep relatively static relative to the fabric, meanwhile, the pressing rollers 42 of the extrusion part of the driving mechanism keep being attached to the surface of the base cloth and rotate relative to the base cloth, the pressing rollers on the two sides keep differential speed, so that the tension on the two sides of the composite points of the base cloth is locally improved, the base cloth can continuously keep a tensioning state, the base cloth can be basically leveled, and meanwhile, the abrasion to the fabric can be reduced.
In particular, the method comprises the following steps of,
as shown in figures 3 and 4 of the drawings,
the chain type conveying roller group comprises a conveying chain 41, the conveying chain 41 is a conventional roller conveying chain, the conveying chain 41 is driven by a chain wheel connected with a motor to rotate, a supporting plate 411 is formed on an inner chain plate of the conveying chain 41 in a bending mode at 90 degrees, and a bearing seat 412 is fixed on the supporting plate 411 and used for supporting a press roller 42 to enable the press roller to rotate in the bearing seat 412.
In addition, in this embodiment, the driving mechanism is a driving roller 43, through contact friction transmission, a soft rubber pad is compounded on the surface of the driving roller 43, meanwhile, a soft rubber pad is also arranged on the surface of the pressing roller 42, the driving roller 43 is tightly attached to the surfaces of the three pressing rollers 42 below the driving roller 43, the generated extrusion force can be used for driving the pressing roller 42 below to rotate in a friction mode, a friction action force is applied to the pressing roller and the base cloth, meanwhile, a certain tension is applied to the base cloth, and the attaching effect of the pressing roller and the base cloth is ensured; because the linear speeds of the driving rollers 43 at the two sides are different, a speed difference is formed, and further a tension difference is generated, in the embodiment, the rotating speed V2 of the driving roller at the side after compounding is greater than the rotating speed V1 at the side before compounding; in view of reducing the abrasion to the base cloth, the sum of the rotating speed of the conveying chain 41 and the rotating speed V1 of the driving roller on the front compounding side is basically consistent with the conveying speed of the base cloth, and the base cloth is ensured to be basically static relative to the base cloth.
In the present application, the structures and the connection relations that are not described in detail are all the prior art, and the structures and the principles thereof are known in the prior art and are not described herein again.
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 as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (9)
1. A compound leveling mechanism of synthetic leather surface fabric includes:
the unwinding roller is used for unwinding the leather release paper;
the gluing roller is used for gluing the conveyed base cloth;
the composite press roller is used for extruding the composite leather release paper and the base cloth;
the guide rollers are used for guiding the base cloth and the release paper;
the two sides of the composite press roller are provided with tensioning mechanisms, which are characterized in that: the tensioning mechanism comprises a chain type transmission roller set which is attached to one side of the base cloth, glue is not coated on the base cloth, a plurality of compression rollers capable of rotating are rotatably connected to the chain type transmission roller set, the chain type transmission roller set is in chain transmission and rotates, the lower compression roller is attached to the base cloth, a driving mechanism is arranged to drive part of the compression rollers to rotate through soft extrusion, and the chain type transmission roller sets on the two sides are in differential operation through the compression rollers driven by the driving mechanism to form tension on the two sides of the composite position of the base cloth.
2. The composite leveling mechanism for synthetic leather plus material according to claim 1, characterized in that: the gluing roller is immersed in the rubber tank, the scraping plate is attached to the end side of the rubber roller, and the base cloth is attached to the surface of the rubber roller after the rubber is scraped.
3. The composite leveling mechanism for synthetic leather plus material according to claim 1, characterized in that: after the base cloth is glued, a certain gap is formed between the base cloth and the release paper before the base cloth and the release paper are compounded, so that the base cloth can be extruded by a compression roller conveniently.
4. The composite leveling mechanism for synthetic leather plus material according to claim 3, characterized in that: the chain type transmission roller set comprises a conveying chain, the conveying chain is a roller conveying chain, the conveying chain is driven by a chain wheel connected with a motor to rotate, a supporting plate is formed by bending the inner chain plate of the conveying chain at an angle, and a bearing seat is fixed on the supporting plate and used for supporting a compression roller so that the compression roller can rotate in the bearing seat.
5. A composite leveling mechanism for synthetic leather plus material according to claim 4, characterized in that: the driving mechanism is a driving roller and is in contact friction transmission.
6. The composite leveling mechanism for synthetic leather plus material according to claim 5, characterized in that: the surface of the driving roller is compounded with a soft rubber pad.
7. The composite leveling mechanism for synthetic leather plus material according to claim 5, characterized in that: the surface of the press roller is compounded with a soft rubber cushion.
8. The composite leveling mechanism for synthetic leather plus material according to any one of claims 5 to 7, characterized in that: the driving roller is tightly attached to the surfaces of the three pressing rollers below the driving roller, the generated extrusion force can drive the pressing rollers below to rotate in a friction mode, the pressing rollers and the base cloth are subjected to friction acting force, meanwhile, certain tension is applied to the base cloth, and the attaching effect of the pressing rollers and the base cloth is guaranteed.
9. The composite leveling mechanism for synthetic leather plus material according to claim 8, characterized in that: the sum of the rotating speed of the conveying chain and the rotating speed of the driving roller on the front side before compounding is basically consistent with the conveying speed of the base cloth, and the base cloth is guaranteed to be basically static relative to the base cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211209905.0A CN115674859A (en) | 2022-09-30 | 2022-09-30 | Composite leveling mechanism for synthetic leather fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211209905.0A CN115674859A (en) | 2022-09-30 | 2022-09-30 | Composite leveling mechanism for synthetic leather fabric |
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| Publication Number | Publication Date |
|---|---|
| CN115674859A true CN115674859A (en) | 2023-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211209905.0A Pending CN115674859A (en) | 2022-09-30 | 2022-09-30 | Composite leveling mechanism for synthetic leather fabric |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117681537A (en) * | 2024-02-04 | 2024-03-12 | 福建华夏合成革有限公司 | Preparation device and process of water-based bio-based synthetic leather |
-
2022
- 2022-09-30 CN CN202211209905.0A patent/CN115674859A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117681537A (en) * | 2024-02-04 | 2024-03-12 | 福建华夏合成革有限公司 | Preparation device and process of water-based bio-based synthetic leather |
| CN117681537B (en) * | 2024-02-04 | 2024-05-03 | 福建华夏合成革有限公司 | Preparation device and process of water-based bio-based synthetic leather |
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