Aluminum coil coating roller coating mechanism

Abstract

The utility model belongs to the technical field of aluminum coil coating, and discloses an aluminum coil coating roller coating mechanism which comprises a guide structure used for supporting and guiding aluminum coil roller coating feeding, and a roller coating structure used for roller coating of an aluminum coil after rotating paint taking is installed on the guide structure. The adjusting structure is arranged on one side of the guide structure and used for telescopically adjusting the scraping thickness, and a scraping structure which is used for obliquely scraping materials and guiding and collecting the materials is arranged at the bottom of the adjusting structure; the adjusting structure comprises an adjusting frame, and two limiting rods are symmetrically arranged on the adjusting frame in the front-back direction. According to the roller coating mechanism for coating the aluminum coil, paint on the surface of the aluminum coil subjected to roller coating is scraped to be flat through the arrangement of the scraper after roller coating, so that the uniformity of a paint coating is improved; through the arrangement of inclined material scraping and material guiding and collecting, the paint is prevented from being accumulated at the material scraping position, and meanwhile, the scraped paint is conveniently collected; and the scraping thickness is adjusted in a telescopic manner, so that paint coatings with different thicknesses are met.

Description

Technical Field

[0001] The utility model belongs to the technical field of aluminum coil coating, and particularly relates to a roll coating mechanism for aluminum coil coating. Background Art

[0002] An aluminum coil is a metal product that is rolled by a casting and rolling mill and processed by bending at the corner for flying shearing. Aluminum coils are widely used in electronics, packaging, construction, machinery, etc. Aluminum coil coating is a processing method in which the aluminum coil is surface-treated and then coated. Its working principle is to first process the aluminum coil through processes such as degreasing and etching, and then perform coating on a coating machine. After the coating is completed, it goes through processes such as drying and cooling, and finally forms a uniform and beautiful paint layer to protect the surface of the aluminum coil and enhance the corrosion resistance, wear resistance, and decoration of the aluminum coil.

[0003] Comparing with the Chinese patent with the authorization announcement number CN215612734U, it discloses an aluminum coil roll coater, which includes a paint box, a worm and screw lift, a worm, a support plate, a pick-up roll, 2 frames, a printing roll, a belt roll, a conveying roll, a worm and worm gear transmission device, and a paint feeding device; 2 of the worm and screw lifts are installed on the inner side of each of the 2 frames, and the 4 worm and screw lifts are connected by the worm; the top of the screw of the worm and screw lifts on both sides is fixed with the support plate respectively, and the paint box is placed on the support plate; the pick-up roll, the printing roll, the belt roll, and the conveying roll are all clamped on the inner side of the 2 frames in sequence; the worm and worm gear transmission devices are installed at both ends of the pick-up roll and the printing roll respectively.

[0004] The above patent only performs roll coating on the aluminum coil and cannot ensure the uniformity of the thickness of the paint coating on the aluminum coil. Therefore, a new device needs to be designed. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a roll coating mechanism for aluminum coil coating to solve the problems raised in the above background art.

[0006] To achieve the above purpose, the utility model provides the following technical solutions:

[0007] A roll coating mechanism for aluminum coil coating includes a guiding structure for supporting and guiding the roll coating feeding of the aluminum coil. A roll coating structure for rotating to pick up paint and then roll coating the aluminum coil is installed on the guiding structure. It also includes an adjusting structure for telescopic adjustment of the scraping thickness arranged on one side of the guiding structure, and a scraping structure for inclined scraping and guiding the flow for collection arranged at the bottom of the adjusting structure;

[0008] The adjusting structure includes an adjusting frame, two limiting rods are symmetrically arranged front and back on the adjusting frame, and an electric push rod is arranged between the two limiting rods. A fixed frame is installed at the extended end of the electric push rod;

[0009] The scraping structure includes a scraping plate which is arranged to be inclined upward from front to back. One side of the bottom of the scraping plate is provided with a tip, and a diversion groove is formed between the tip and the scraping plate. A collection box is installed in front of the scraping plate.

[0010] Furthermore: The guiding structure includes a support frame, on which two guiding rollers are rotatably installed. The two guiding rollers are distributed obliquely up and down. A guiding motor is installed in front of the guiding rollers, and a support roller is arranged below the upper guiding roller.

[0011] Furthermore: The roll coating structure includes a paint box, below which a material taking roller is provided. The bottom part of the material taking roller is immersed in the paint box. A material taking motor is installed in front of the material taking roller, and a coating roller is arranged on one side of the material taking roller. A coating motor is installed in front of the coating roller.

[0012] Furthermore: The limiting rod is a cylindrical rod, and the limiting rod is slidably connected with the adjusting frame.

[0013] Furthermore: The inclination angle of the scraping plate is 30 degrees, and the tip is integrally formed with the scraping plate.

[0014] Furthermore: The paint box is made of 304 stainless steel and has an isosceles trapezoid shape.

[0015] Compared with the prior art, the beneficial effects are as follows:

[0016] 1. Through the setting of scraping after roll coating, the paint on the surface of the aluminum coil after roll coating is scraped flat, improving the uniformity of the paint coating;

[0017] 2. Through the settings of inclined scraping and guiding and collecting, the accumulation of paint at the scraping position is avoided, and at the same time, the collection of the scraped paint is facilitated;

[0018] 3. Through the setting of adjusting the scraping thickness by telescoping, different thicknesses of paint coatings are satisfied. Description of the Drawings

[0019] Figure 1 is a schematic structural view of a roll coating mechanism for aluminum coil coating of the present utility model;

[0020] Figure 2 is a front view of the guiding structure of a roll coating mechanism for aluminum coil coating of the present utility model;

[0021] Figure 3 is a front view of the roll coating structure of a roll coating mechanism for aluminum coil coating of the present utility model;

[0022] Figure 4 is an axonometric view of the adjusting structure of a roll coating mechanism for aluminum coil coating of the present utility model;

[0023] Figure 5 is an axonometric view of the scraping structure of a roll coating mechanism for aluminum coils according to the present utility model;

[0024] Figure 6 is a front view of the scraping plate of the scraping structure of a roll coating mechanism for aluminum coils according to the present utility model.

[0025] In the attached drawing reference numerals: 101, support frame; 102, guide roller; 103, guide motor; 104, support roller; 201, paint box; 202, material taking roller; 203, material taking motor; 204, coating roller; 205, coating motor; 301, adjusting frame; 302, limiting rod; 303, electric push rod; 304, fixing frame; 401, scraping plate; 402, tip; 403, diversion groove; 404, collection box. Specific embodiments

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0027] Please refer to Figures 1-6 , a roll coating mechanism for aluminum coils, including a guiding structure for supporting and guiding the roll coating feeding of aluminum coils, a roll coating structure for rotating to pick up paint and then roll coating the aluminum coils is installed on the guiding structure, and an adjusting structure for telescopic adjustment of the scraping thickness is arranged on one side of the guiding structure, and a scraping structure for inclined scraping and diversion collection is arranged at the bottom of the adjusting structure.

[0028] In this embodiment: The guiding structure includes a support frame 101, two guide rollers 102 are rotatably installed on the support frame 101, the two guide rollers 102 are distributed obliquely up and down, a guide motor 103 is installed in front of the guide roller 102, and a support roller 104 is arranged below the upper guide roller 102, so that the aluminum plate passes from below the lower guide roller 102, above the upper guide roller 102 and past one side of the support roller 104, and the support frame 101 supports the guide motor 103 to drive the guide roller 102 to rotate to make the aluminum plate feed along the above path;

[0029] In this embodiment: The roll coating structure includes a paint box 201. Below the paint box 201, there is a material taking roll 202. The bottom part of the material taking roll 202 is immersed in the paint box 201. In front of the material taking roll 202, there is a material taking motor 203. On one side of the material taking roll 202, there is a coating roll 204. In front of the coating roll 204, there is a coating motor 205. The paint box 201 is made of 304 stainless steel and has an isosceles trapezoid shape. The material taking motor 203 drives the material taking roll 202 to rotate to pick up paint from the paint box 201 and transfer the paint to the coating roll 204. The coating motor 205 drives the coating roll 204 to rotate to coat the paint on the surface of the coil material;

[0030] In this embodiment: The adjusting structure includes an adjusting frame 301. On the adjusting frame 301, there are two limiting rods 302 symmetrically arranged in the front and back. Between the two limiting rods 302, there is an electric push rod 303. The extended end of the electric push rod 303 is installed with a fixing frame 304. The limiting rods 302 are cylindrical rods and are slidably connected to the adjusting frame 301. Before use, the adjusting frame 301 supports the telescopic movement of the electric push rod 303, and drives the scraping plate 401 to move along the limiting rods 302 through the fixing frame 304 to adjust the scraping thickness;

[0031] In this embodiment: The scraping structure includes a scraping plate 401. The scraping plate 401 is inclined upward from front to back. On one side of the bottom of the scraping plate 401, there is a tip 402. A diversion groove 403 is formed between the tip 402 and the scraping plate 401. In front of the scraping plate 401, there is a collection box 404. The inclination angle of the scraping plate 401 is 30 degrees. The tip 402 and the scraping plate 401 are integrally formed. When the coated aluminum plate moves to the position of the scraping plate 401, the tip 402 on one side of the scraping plate 401 scrapes off the paint on the aluminum plate that exceeds the coating thickness, flows into the diversion groove 403, and is introduced into the collection box 404 through the inclined diversion groove 403 for collection.

[0032] Working principle: Before use, the adjusting frame 301 supports the telescopic movement of the electric push rod 303. The fixed frame 304 drives the scraping plate 401 to move along the limiting rod 302, adjusting the distance between the tip 402 on one side of the scraping plate 401 and the surface of the aluminum plate to be the same as the thickness of the required coating, so as to adjust the scraping thickness; during use, the aluminum plate passes under the lower guiding roller 102, above the upper guiding roller 102 and past one side of the supporting roller 104 in a fitting manner. The supporting frame 101 supports the guiding motor 103 to drive the guiding roller 102 to rotate, so that the aluminum plate is fed along the above path; then the material taking motor 203 drives the material taking roller 202 to rotate to pick up paint from the paint box 201 and transfer the paint to the coating roller 204. The coating motor 205 drives the coating roller 204 to rotate to apply the coating on the surface of the coil; when the coated aluminum plate moves to the position of the scraping plate 401, the tip 402 on one side of the scraping plate 401 scrapes off the paint on the aluminum plate that exceeds the coating thickness, flows into the diversion groove 403, and is introduced into the collection box 404 through the inclined diversion groove 403 for collection.

[0033] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A roller coating mechanism for coating aluminum coils, comprising a guide structure for supporting and guiding the feeding of aluminum coils for roller coating, wherein a roller coating structure for rotating and coating the aluminum coils after taking out the paint is installed on the guide structure, characterized in that: It also includes an adjustment structure for telescopically adjusting the scraping material thickness, which is arranged on one side of the guide structure; and a scraping material structure for tilting the scraping material and guiding and collecting the scraping material is arranged at the bottom of the adjustment structure; The adjustment structure comprises an adjustment frame (301), two limiting rods (302) are symmetrically arranged on the adjustment frame (301), an electric push rod (303) is arranged between the two limiting rods (302), and a fixing frame (304) is installed on the extended end of the electric push rod (303); The scraper structure comprises a scraper plate (401), the scraper plate (401) is arranged to be tilted upward from front to back, a tip (402) is arranged on one side of the bottom of the scraper plate (401), a guide groove (403) is formed between the tip (402) and the scraper plate (401), and a collection box (404) is installed in front of the scraper plate (401).

2. The aluminum coil coating roller coating mechanism according to claim 1, characterized in that: The guide structure comprises a support frame (101), on which two guide rollers (102) are rotatably mounted, the two guide rollers (102) being tilted up and down, a guide motor (103) being mounted in front of the guide rollers (102), and a support roller (104) being arranged below the upper guide rollers (102).

3. The aluminum coil coating roller coating mechanism according to claim 1, characterized in that: The roller coating structure comprises a paint box (201), a material taking roller (202) is arranged below the paint box (201), the bottom part of the material taking roller (202) is immersed in the paint box (201), a material taking motor (203) is installed in front of the material taking roller (202), a coating roller (204) is arranged on one side of the material taking roller (202), and a coating motor (205) is installed in front of the coating roller (204).

4. The aluminum coil coating roller coating mechanism according to claim 1, characterized in that: The limiting rod (302) is a cylindrical rod, and the limiting rod (302) is slidably connected to the adjustment frame (301).

5. The aluminum coil coating roller coating mechanism according to claim 1, characterized in that: The scraper plate (401) has an inclination angle of thirty degrees, and the tip (402) and the scraper plate (401) are integrally formed.

6. The aluminum coil coating roller coating mechanism according to claim 3, characterized in that: The paint box (201) is made of 304 stainless steel and has an isosceles trapezoidal shape.

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