Wet coating device for polyurethane

Abstract

The utility model provides a wet coating device for polyurethane, and relates to the field of base cloth coating, a main body of an air pipe is of an inclined structure and is connected with a fan fixedly connected to the top end surface of a bracket, and a through groove is formed in the right side of the air pipe and is used for discharging air. The problem that cloth is difficult to quickly immerse into a coating box for coating due to the influence of the gravity of the cloth, so that the coating efficiency is relatively low is solved by arranging a first connecting plate and a second connecting plate, and an upper pulling roller and a lower pressing roller are rotationally connected to the inner sides of the first connecting plate and the second connecting plate; and when the cloth is guided, the cloth can be accelerated to enter the interior of the coating through the arrangement of the upper pulling roller and the lower pressing roller to carry out automatic coating operation, so that the purpose of higher practicability is achieved.

Description

Technical Field

[0001] The utility model belongs to the field of base fabric coating, in particular to a polyurethane wet coating device. Background Art

[0002] Artificial leather base fabric is mainly used as synthetic leather substrate: after being impregnated with latex, it is coated and finished to become synthetic leather. The synthetic leather produced by this material has unique advantages. When it is used, wet coating is adopted, that is, the base fabric is immersed in the inside of the coating box for coating setting. When the existing coating device is used, due to its lack of effective fabric precipitation structure, the fabric is difficult to quickly immerse into the inside of the coating box for coating due to its own gravity, which leads to low coating efficiency.

[0003] Therefore, in view of the shortcomings of the above scheme in actual production and implementation, it is revised and improved. At the same time, in the spirit and concept of seeking excellence, with the assistance of professional knowledge and experience, and after many ingenuity and experiments, the utility model is created. A polyurethane wet coating device is provided to solve the problem that the existing method lacks an effective cloth sedimentation structure, making it difficult for the cloth to quickly immerse into the interior of the coating box for coating due to its own gravity, thus resulting in low coating efficiency. Utility Model Content

[0004] The utility model provides a polyurethane wet coating device, which solves the problem in the prior art that the cloth lacks an effective cloth settling structure, making it difficult for the cloth to quickly immerse into the interior of a coating box for coating due to its own gravity, thus resulting in low coating efficiency.

[0005] The technical solution of the utility model is implemented as follows: a polyurethane wet coating device includes a bracket, the bracket body is a U-shaped structure with a one-way opening at the bottom end, and the longitudinal members on the front and rear sides of the bracket are both hollow structures, and a fan is fixedly connected to the top surface of the cross member in the bracket, and a through slot for air intake is provided at the top of the fan, and an air duct is fixedly connected to the bottom end of the right end surface of the cross member in the bracket, the main body of the air duct is an inclined structure, and is connected to the fan fixedly connected to the top surface of the bracket, and a through slot is provided on the right side of the air duct, which is used for air outlet:

[0006] As a preferred embodiment, the bracket is fixedly connected to the left side of the top surface of the coating box, and the interior of the coating box is filled with coating, and a groove is opened at the top of the coating box, and a guide roller is rotatably connected to the interior of the groove.

[0007] As a preferred embodiment, the guide rollers are provided in two locations, and the two guide rollers are installed in a linear array at the left and right sides of the coating box, and cloth is wrapped around the outside of the two guide rollers. The coating box and the guide rollers together constitute a guiding structure for the cloth.

[0008] As a preferred embodiment, the main body of the moving seat is a rectangular structure, and a slider is fixedly connected to the outer side of the moving seat, and the slider is provided at four locations, wherein every two laterally adjacent sliders form a group, and the two groups of sliders are fixedly connected oppositely to the left and right side surfaces of the two moving seats.

[0009] As a preferred embodiment, a longitudinal groove is opened inside the coating box, an electric push rod is installed inside the longitudinal groove, and there are two electric push rods in total. The two electric push rods are fixedly connected to the front and rear sides of the coating box in opposite directions, and a movable seat is installed on the bottom end surface of the two electric push rods.

[0010] As a preferred embodiment, the outer side of the movable seat is fixedly connected with a first connecting plate and a second connecting plate, the first connecting plate and the second connecting plate are each provided at two locations, and the first connecting plate and the second connecting plate are staggered structures, and the inner sides of the two first connecting plates and the two second connecting plates are rotatably connected with an upper pulling roller and a lower pressing roller respectively, cloth also passes through the interior of the upper pulling roller and the lower pressing roller, and the lower pressing roller is used to press the cloth downward.

[0011] After using the above technical solution, the beneficial effects of the utility model are:

[0012] 1. In the utility model, a first connecting plate and a second connecting plate are provided, and an upper pulling roller and a lower pressing roller are rotatably connected to the inner sides of the first connecting plate and the second connecting plate, so that when the cloth is guiding, the upper pulling roller and the lower pressing roller can be provided to accelerate the cloth to enter the interior of the coating for automated coating operation, thereby achieving a more practical purpose.

[0013] 2. In the utility model, a bracket, a fan and an air duct are arranged on the top surface of the coating box, so that when the fan arranged on the top surface of the bracket supplies air to the inside of the air duct, the wind can enter the inside of the air duct to achieve a rapid spraying operation, and the spraying of the wind can reduce the contact with the cloth, thereby achieving a more practical purpose. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0015] Figure 1 It is a schematic diagram of the front and side view of a partially cutaway structure of the wet coating device of the utility model;

[0016] Figure 2 It is a schematic diagram of the combined structure of the wet coating device of the utility model;

[0017] Figure 3 It is a schematic diagram of the top view of the wet coating device of the utility model;

[0018] Figure 4 This is a schematic diagram of the combined structure of the support and the fan of the wet coating device of the utility model;

[0019] Figure 5 It is a schematic diagram of the front view of a partially cutaway structure of the wet coating device of the utility model;

[0020] Figure 6 It is a schematic diagram of the left side structure of a partially cut-away structure of the wet coating device of the utility model;

[0021] In the figure, 1, coating box; 101, guide roller; 102, cloth; 2, bracket; 201, fan; 202, air duct; 3, electric push rod; 301, moving seat; 302, slider; 303, first connecting plate; 304, second connecting plate; 305, upper pulling roller; 306, lower pressing roller. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] like Figure 1-Figure 6As shown, a polyurethane wet coating device includes: a bracket 2, the main body of the bracket 2 is a U-shaped structure with a one-way opening at the bottom, and the longitudinal members located at the front and rear sides of the bracket 2 are hollow structures, and a fan 201 is fixedly connected to the top surface of the cross member in the bracket 2, and a through groove for air intake is opened at the top of the fan 201, and a duct 202 is fixedly connected to the bottom of the right end surface of the cross member in the bracket 2, and the main body of the duct 202 is an inclined structure and is connected to the fan 201 fixedly connected to the top surface of the bracket 2, and the right side of the duct 202 A through slot is provided for air outlet, and the outer side of the movable seat 301 is fixedly connected with a first connecting plate 303 and a second connecting plate 304, and the first connecting plate 303 and the second connecting plate 304 are both provided at two locations, and the first connecting plate 303 and the second connecting plate 304 are of a staggered structure, and the inner sides of the two first connecting plates 303 and the two second connecting plates 304 are rotatably connected with an upper pulling roller 305 and a lower pressing roller 306, respectively, and the cloth 102 also passes through the interior of the upper pulling roller 305 and the lower pressing roller 306, and the lower pressing roller 306 is used to press the cloth 102 downward.

[0024] Among them, the bracket 2 is fixedly connected to the left side of the top surface of the coating box 1, and the interior of the coating box 1 is filled with coating, and a slot is opened at the top of the coating box 1, and a guide roller 101 is rotatably connected inside the slot. There are two guide rollers 101 in total, and the two guide rollers 101 are installed in a linear array on the left and right sides of the interior of the coating box 1, and the outer sides of the two guide rollers 101 are also wrapped with cloth 102. The coating box 1 and the guide rollers 101 together constitute a guiding structure for the cloth 102.

[0025] Among them, a longitudinal groove is opened inside the coating box 1, and an electric push rod 3 is installed inside the longitudinal groove, and there are two electric push rods 3 in total. The two electric push rods 3 are fixedly connected to the front and rear sides of the coating box 1 in opposite directions, and a moving seat 301 is installed on the bottom end surface of the two electric push rods 3. The main body of the moving seat 301 is a rectangular structure, and a slider 302 is fixedly connected to the outer side of the moving seat 301, and there are four sliders 302 in total, wherein every two laterally adjacent sliders 302 form a group, and the two groups of sliders 302 are fixedly connected to the left and right side positions of the two moving seats 301 in opposite directions.

[0026] When in use, when the cloth 102 (i.e., base cloth) needs to be wet coated, the coating raw material can be put in through the top opening of the coating box 1, and the cloth 102 to be coated can be led out through the guide roller 101 arranged in the coating box 1 and the upper pulling roller 305 and the lower pressing roller 306 installed in the first connecting plate 303 and the second connecting plate 304 fixedly connected to the outside of the two moving seats 301 in sequence;

[0027] When in use, the movable seat 301 can be pushed downward by starting the electric push rod 3 installed inside the longitudinal groove in the coating box 1, and when the movable seat 301 moves downward, the two sliders 302 fixedly connected to the outside of the movable seat 301 can be synchronously used to move along the longitudinal groove opened in the coating box 1 to realize the cloth 102 currently passing through the upper pull roller 305 and the lower pressure roller 306 to be quickly and actively immersed in the coating inside the coating box 1 to realize the rapid immersion operation of the cloth 102, thereby achieving a more practical purpose;

[0028] After the coating is applied, the coating remaining on the surface of the cloth 102 can be scraped off by utilizing the scrapers arranged in the two movable seats 301, and the fan 201 installed on the top surface of the bracket 2 can be synchronously started to supply air to the inside of the air duct 202 arranged on the inclined surface of the bottom end of the bracket 2. When the gas enters the inside of the air duct 202, the pressurized air flow can be blown toward the cloth 102 passing through the guide roller 101 through the rapid air outlet of the air duct 202 to realize the automatic removal of the coating remaining on the surface of the cloth 102, thereby achieving a more practical purpose.

Claims

1. A polyurethane wet coating device, characterized in that: The invention comprises a bracket (2), wherein the main body of the bracket (2) is a U-shaped structure with a one-way opening at the bottom end, and the longitudinal members located at the front and rear sides of the bracket (2) are both hollow structures, and a fan (201) is fixedly connected to the top end surface of the transverse member in the bracket (2), and a through slot for air intake is provided at the top end of the fan (201), and an air duct (202) is fixedly connected to the bottom end of the right end surface of the transverse member in the bracket (2), the main body of the air duct (202) is an inclined structure, and is connected to the fan (201) fixedly connected to the top end surface of the bracket (2), and a through slot is provided on the right side of the air duct (202), and the through slot is used for air outlet.

2. A polyurethane wet coating device according to claim 1, characterized in that: The bracket (2) is fixedly connected to the left side of the top surface of the coating box (1), and the coating box (1) is filled with coating. A notch is provided at the top of the coating box (1), and a guide roller (101) is rotatably connected to the inside of the notch.

3. A polyurethane wet coating device according to claim 2, characterized in that: The guide rollers (101) are provided at two locations in total, and the two guide rollers (101) are installed in a linear array at the left and right sides of the coating box (1), and the outer sides of the two guide rollers (101) are also wrapped with cloth (102), and the coating box (1) and the guide rollers (101) together form a guiding structure for the cloth (102).

4. A polyurethane wet coating device according to claim 3, characterized in that: A longitudinal groove is provided inside the coating box (1), and an electric push rod (3) is installed inside the longitudinal groove. The electric push rod (3) is provided at two locations in total. The two electric push rods (3) are fixedly connected to the front and rear sides of the coating box (1) in opposite directions, and a movable seat (301) is installed on the bottom end surfaces of the two electric push rods (3).

5. A polyurethane wet coating device according to claim 4, characterized in that: The main body of the movable seat (301) is a rectangular structure, and a slider (302) is fixedly connected to the outer side of the movable seat (301), and the sliders (302) are provided at four locations, wherein two sliders (302) adjacent to each other in the horizontal direction form a group, and the two groups of sliders (302) are fixedly connected to the left and right side surfaces of the two movable seats (301) in opposite directions.

6. A polyurethane wet coating device according to claim 5, characterized in that: The outer side of the movable seat (301) is fixedly connected with a first connecting plate (303) and a second connecting plate (304), and the first connecting plate (303) and the second connecting plate (304) are both provided at two locations, and the first connecting plate (303) and the second connecting plate (304) are of a staggered structure, and the inner sides of the two first connecting plates (303) and the two second connecting plates (304) are rotatably connected with an upper pulling roller (305) and a lower pressing roller (306), respectively, and the inner sides of the upper pulling roller (305) and the lower pressing roller (306) also pass the cloth (102), and the lower pressing roller (306) is used to press the cloth (102) downward.

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