Double-side spraying and cleaning assembly for coating roller

Abstract

The utility model discloses a double-side spraying and cleaning assembly for a coating roller. The double-side spraying and cleaning assembly comprises an upper main water pipe, a lower main water pipe, an arc-shaped baffle and an elastic scraper, a plurality of upper water spraying branch pipes are connected to the upper main water pipe, and a plurality of first nozzles are mounted on the upper water spraying branch pipes; a plurality of lower water spraying branch pipes are installed on the lower main water pipe, the arc-shaped baffle is arranged beside the lower coating roller, an elastic scraper blade is fixedly installed on the arc-shaped baffle, and the tail end of the elastic scraper blade abuts against the roller surface of the lower coating roller; the upper coating roller and the lower coating roller are respectively sprayed and cleaned through the upper water spraying branch pipe and the lower water spraying branch pipe, so that the roller surfaces, which are not in contact with paper, on the coating rollers are kept clean; the coating liquid on the lower coating roller is prevented from splashing everywhere through the arc-shaped baffle, residual liquid on the sprayed lower coating roller is scraped away through the elastic scraper, the coating liquid can be prevented from splashing to paper, and the edge of the paper is prevented from cracking.

Description

Technical Field

[0001] The utility model relates to the field of paper coating equipment, in particular to a coating roller double-side spray cleaning component. Background Art

[0002] During the coating process, the paper web passes between the upper coating roller and the lower coating roller. The paper web is narrower than the coating roller. The coating liquid on the roller surface that extends out of the paper web will be thrown out as the roller rotates, causing cracks on the edge of the paper. At the same time, the coating liquid will also cause wear on both sides of the coating roller and cause cracks on the edge of the paper. In mild cases, paper defects will occur, and in severe cases, paper breaks will occur, affecting production quality. Utility Model Content

[0003] In view of this, the utility model aims to provide a coating roller double-sided spray cleaning component for solving the above-mentioned problems.

[0004] In order to solve the above technical problems, the technical solution of the utility model is: a double-sided spray cleaning assembly for a coating roller, comprising an upper main water pipe, a lower main water pipe, an arc-shaped baffle and an elastic scraper; the upper main water pipe is located on both ends of the upper coating roller, and a plurality of upper water spray branches are connected to the upper main water pipe, and a plurality of first nozzles are installed on the upper water spray branches; the first nozzles are all facing the roller surface of the upper coating roller; a plurality of lower water spray branches are installed on the lower main water pipe, and a plurality of second nozzles are arranged on the lower water spray branches, and the second nozzles are all facing the roller surface of the lower coating roller, the arc-shaped baffle is arranged on the side of the lower coating roller, and an elastic scraper is fixedly installed on the arc-shaped baffle, and the end of the elastic scraper abuts against the roller surface of the lower coating roller.

[0005] Preferably, the lower water spray branch pipe is located between the arc-shaped baffle and the lower coating roller.

[0006] Preferably, the arc-shaped baffle is fixedly mounted on a frame of the coating equipment.

[0007] Preferably, both sides of the upper water spray branch pipe are connected to end face branches, the end face branches extend to the end face of the upper coating roller, and a third nozzle is arranged on the end face branch pipe, the third nozzle faces the end face of the upper coating roller.

[0008] Preferably, the elastic scraper is a rubber scraper.

[0009] Preferably, the arc-shaped baffle is located on the side of the lower coating roller away from the coating liquid.

[0010] The technical effects of the utility model are mainly reflected in: the upper coating roller and the lower coating roller are sprayed and cleaned respectively through the upper water spray branch pipe and the lower water spray branch pipe, so that the roller surface of the coating roller that does not contact the paper is kept clean; the arc-shaped baffle plate is used to prevent the coating liquid on the lower coating roller from splashing everywhere, and the elastic scraper is used to scrape away the residual liquid on the lower coating roller after spraying, and the coating liquid is prevented from splashing onto the paper, thereby preventing cracks from occurring at the edge of the paper. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural diagram of the utility model.

[0012] The accompanying drawings are marked as: 1-upper main water pipe, 11-upper water spray branch pipe, 12-first nozzle, 13-end branch pipe, 14-third nozzle, 2-lower main water pipe, 21-lower water spray branch pipe, 22-second nozzle, 3-arc baffle, 4-elastic scraper, 5-upper coating roller, 6-lower coating roller. DETAILED DESCRIPTION

[0013] The specific implementation modes of the present invention are further described below in conjunction with the accompanying drawings to make the technical solutions of the present invention easier to understand and grasp.

[0014] In this embodiment, it should be understood that the terms "middle", "upper", "lower", "top", "right", "left end", "above", "back", "middle", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0015] In addition, in this specific embodiment, if the connection or fixing method between components is not specifically described, the connection or fixing method can be through bolt fixing or pin fixing, or pin shaft connection and the like commonly used in the prior art, and therefore, it will not be described in detail in this embodiment.

[0016] The utility model provides a coating roller double-sided spray cleaning component, such as Figure 1As shown, it includes an upper main water pipe 1, a lower main water pipe 2, an arc baffle 3 and an elastic scraper 4; the upper main water pipe 1 is located beside both ends of the upper coating roller 5, and a plurality of upper water spray branches 11 are connected to the upper main water pipe 1, and a plurality of first nozzles 12 are installed on the upper water spray branch 11; the first nozzles 12 are all facing the roller surface of the upper coating roller 5; a plurality of lower water spray branches 21 are installed on the lower water spray branch 21, and a plurality of second nozzles 22 are arranged on the lower main water pipe 2, and the second nozzles 22 are all facing the roller surface of the lower coating roller 6, and the arc baffle 3 is arranged On the side of the lower coating roller 6, an elastic scraper 4 is fixedly installed on the arc-shaped baffle plate 3, and the end of the elastic scraper plate 4 abuts against the roller surface of the lower coating roller 6. The upper coating roller 5 and the lower coating roller 6 are sprayed and cleaned respectively through the upper water spray branch pipe 11 and the lower water spray branch pipe 21, so that the roller surface of the coating roller that does not contact the paper is kept clean; the arc-shaped baffle plate 3 is also used to prevent the coating liquid on the lower coating roller 6 from splashing everywhere, and the elastic scraper plate 4 is used to scrape away the residual liquid on the lower coating roller 6 after spraying, and the coating liquid is prevented from splashing onto the paper, thereby preventing cracks from occurring at the edge of the paper.

[0017] Preferably, the lower water spray branch pipe 21 is located between the arc baffle plate 3 and the lower coating roller 6, so that the arc baffle plate 3 is used to shield the lower water spray branch pipe 21 to prevent the coating liquid dripping from the upper coating roller 5 from also spraying water onto the lower spray branch pipe, thereby causing blockage of the lower spray branch pipe.

[0018] Preferably, the arc-shaped baffle plate 3 is fixedly mounted on a frame of the coating equipment.

[0019] Preferably, both sides of the upper water spray branch pipe 11 are connected to end face branches 13, and the end face branches 13 extend to the end face of the upper coating roller 5. A third nozzle 14 is provided on the end face branch pipe 13, and the third nozzle 14 faces the end face of the upper coating roller 5, so that the end face branch pipe 13 is used to spray and clean the end face of the upper coating roller 5.

[0020] Preferably, the elastic scraper 4 is a rubber scraper.

[0021] Preferably, the arc-shaped baffle 3 is located on the side of the lower coating roller 6 away from the coating liquid.

[0022] The technical effects of the utility model are mainly reflected in: the upper coating roller and the lower coating roller are sprayed and cleaned respectively through the upper water spray branch pipe and the lower water spray branch pipe, so that the roller surface of the coating roller that does not contact the paper is kept clean; the arc-shaped baffle plate is used to prevent the coating liquid on the lower coating roller from splashing everywhere, and the elastic scraper is used to scrape away the residual liquid on the lower coating roller after spraying, and the coating liquid is prevented from splashing onto the paper, thereby preventing cracks from occurring at the edge of the paper.

[0023] Of course, the above are only typical examples of the present invention. In addition, the present invention may have many other specific implementations. Any technical solutions formed by equivalent replacement or equivalent transformation fall within the scope of protection required by the present invention.

Claims

1. A coating roller double-sided spray cleaning assembly, characterized in that: It includes an upper main water pipe, a lower main water pipe, an arc-shaped baffle and an elastic scraper; the upper main water pipe is located beside the two ends of the upper coating roller, and a plurality of upper water spray branches are connected to the upper main water pipe, and a plurality of first nozzles are installed on the upper water spray branches; the first nozzles are all facing the roller surface of the upper coating roller; the lower main water pipe is installed with a plurality of lower water spray branches, and a plurality of second nozzles are arranged on the lower water spray branches, and the second nozzles are all facing the roller surface of the lower coating roller, the arc-shaped baffle is arranged beside the lower coating roller, and an elastic scraper is fixedly installed on the arc-shaped baffle, and the end of the elastic scraper abuts against the roller surface of the lower coating roller.

2. A coating roller double-side spray cleaning assembly as claimed in claim 1, characterized in that: The lower water spray branch pipe is located between the arc-shaped baffle plate and the lower coating roller.

3. A coating roller double-side spray cleaning assembly as claimed in claim 1, characterized in that: The arc-shaped baffle is fixedly mounted on the frame of the coating equipment.

4. A coating roller double-side spray cleaning assembly as claimed in claim 1, characterized in that: Both sides of the upper water spray branch pipe are connected with end branch pipes, and the end branch pipes extend to the end surface of the upper coating roller. The end branch pipes are provided with a third nozzle, and the third nozzle faces the end surface of the upper coating roller.

5. A coating roller double-side spray cleaning assembly as claimed in claim 1, characterized in that: The elastic scraper is a rubber scraper.

6. A coating roller double-side spray cleaning assembly as claimed in claim 1, characterized in that: The arc-shaped baffle is located on the side of the lower coating roller away from the coating liquid.

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