Glue solution recycling and filtering device of glue applicator

Abstract

The utility model relates to a glue solution recycling and filtering device of a glue applicator. The glue solution recycling and filtering device comprises a recycling tank, an impurity filtering mechanism for filtering redundant glue liquid after spraying is mounted at the top of the recovery tank; the redundant glue solution can drop into the recovery tank to be collected and firstly fall on the filter plate to be treated, the motor is started to drive the disc body to rotate, and the convex block at the top of the disc body can drive the push rod to swing, so that the bottom of the cleaning brush plate scrapes a filter screen at the top of the filter plate, sundries accumulated on the filter screen are scraped, and the filter plate is prevented from being blocked.

Description

TECHNICAL FIELD

[0001] The utility model relates to glue spreading machine equipment technical field, concretely is a kind of glue spreading machine glue liquid recovery filtering device. BACKGROUND

[0002] Glue spreading machine plays a vital role in papermaking, printing, packaging and other industries, its main function is to carry out sizing treatment to paper, paperboard and other materials to improve its waterproof, moisture-proof, oil-proof and other performances, in prior art, when glue spreading machine cannot effectively recover glue liquid, unrecoverable glue liquid will directly lead to waste of glue liquid, increase production cost, long-term accumulation, this waste can significantly affect the economic benefit of enterprise, and lack filtering function for recovered glue liquid, leading to sundries recovery with glue liquid.

[0003] For example, the authorized patent document with application number CN201821210005.7 discloses a glue spreading machine, which comprises a paper feeding roller and a paper discharging roller arranged at intervals, characterized in that: a dust removal device is arranged between the paper feeding roller and the paper discharging roller, and a glue applying device is arranged on the dust removal device; the dust removal device comprises a dust removal box arranged between the paper feeding roller and the paper discharging roller and hollowed, and a high-vacuum air pump arranged on both sides of the dust removal box and communicated with the dust removal box, the outer walls on both sides of the dust removal box are recessed inward to form curved surfaces, the bottom end surface of the dust removal box is recessed from the edges on both sides to the middle, and the bottom end surface of the dust removal box is provided as a dust suction port, the inner walls on both sides of the bottom of the dust removal box are fixedly connected with dust isolation plates, the other ends of the dust isolation plates are extended to the top center of the dust removal box, and the dust removal box is divided into a dust suction channel communicated with the dust suction port and dust storage cavities distributed on both sides of the dust suction channel.

[0004] The above-mentioned patent lacks filtering function for recovered glue liquid, leading to sundries recovery with glue liquid, which damages the glue liquid conveying equipment, therefore, a glue spreading machine glue liquid recovery filtering device needs to be provided. SUMMARY

[0005] The utility model aims at providing a kind of glue spreading machine glue liquid recovery filtering device, solve the problem raised in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of glue spreading machine glue liquid recovery filtering device, comprising: frame, glue roller and press roll are rotatably installed in the frame inside transversely, glue roller is below press roll, recovery groove is provided below glue roller, the top of the recovery groove is equipped with sundry filtering mechanism for filtering excess glue liquid after spraying;The sundry filtering mechanism includes the filter frame that is clamped in the top of recovery groove, the protruding portion of the both sides of filter frame is clamped in the top of recovery groove, the both sides of filter frame are fixedly installed with auxiliary plate, filter screen is arranged in the filter frame, the top of recovery groove is equipped with pusher for preventing blockage on filter screen.

[0007] Preferably, the pushing member comprises a motor embedded in the auxiliary plate, an output end of the motor is provided with a disc body, the disc body is parallel to the surface of the filter screen and can rotate, an eccentric protrusion is fixedly arranged on the top surface of the disc body, one end of the protrusion is rotatably connected with a push rod, the other end of the push rod is hingedly connected with a cleaning brush plate, and the bottom surface of the cleaning brush plate is attached to the top surface of the filter screen.

[0008] Preferably, two slide rods are slidingly arranged on the two sides of the cleaning brush plate, and the two slide rods are fixedly arranged inside the filter frame.

[0009] Compared with the prior art, the application has the following beneficial effects:

[0010] When the glue applying machine runs, the glue liquid conveying mechanism pumps the glue liquid in the recovery tank to the surface of the glue applying roller to apply glue on paper, the excess glue liquid drops on the impurity filtering mechanism on the recovery tank to filter the recovered glue liquid and intercept impurities, meanwhile, the impurities on the filter screen can be pushed away by the back and forth scraping of the filter plate, so that the filter plate is not blocked by the impurities, and a better filtering effect is achieved. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 It is a structural perspective view of the application;

[0012] Fig. 2 It is a perspective view of the pushing member of the application. DETAILED DESCRIPTION

[0013] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments of the application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the application.

[0014] Please refer to Figs. 1-2 The application provides a technical solution: a glue liquid recovery and filtering device of a glue applying machine, comprising: a frame 4, a glue applying roller 5 and a compression roller 6 are horizontally rotatably arranged in the frame 4, the glue applying roller 5 is located below the compression roller 6, a paper web passes between the glue applying roller 5 and the compression roller 6, the glue applying roller 5 is used for coating glue liquid on the surface of the paper web, a recovery tank 1 is arranged below the glue applying roller 5, excess glue liquid on the glue applying roller 5 flows into the impurity filtering mechanism on the recovery tank to filter the recovered glue liquid and intercept impurities.

[0015] An impurity filtering mechanism 2 for filtering excess glue liquid after spraying is arranged on the top of the recovery tank 1;

[0016] The bottom of the recovery tank 1 is communicated with a glue solution conveying pipeline 3;

[0017] Specifically, the sundry filtering mechanism 2 comprises a filtering frame 21 clamped on the top of the recovery tank 1, protrusions on both sides of the filtering frame 21 clamped on the top of the recovery tank 1, auxiliary plates 22 fixedly installed on both sides of the filtering frame 21, and a filter screen 23 arranged in the filtering frame 21, which filters the recovered glue solution and intercepts sundries, and can scrape the filter screen 23 back and forth, and the recovery tank 1 is provided with a pushing piece 20 for preventing the filter screen 23 from being blocked, which pushes away the sundries on the filter screen to avoid blocking the filter screen 23, thereby achieving better filtering effect.

[0018] In the embodiment, the pushing piece 20 comprises a motor 201 embedded in the auxiliary plate 22, a disc body 202 installed at the output end of the motor 201, the disc body 202 parallel to the surface of the filter screen 23 and rotatable, an eccentric protrusion 203 fixedly installed on the top surface of the disc body 202, a push rod 204 rotatably connected to one end of the protrusion 203, and a cleaning brush plate 205 hinged to the other end of the push rod 204, the bottom surface of the cleaning brush plate 205 being in close contact with the top surface of the filter screen 23.

[0019] The excess glue solution flows back to the recovery tank 1 for collection, and is first treated on the filter screen 23, the motor 201 is started to drive the disc body 202 to rotate, the protrusion 203 on the top surface of the disc body 202 drives the push rod 204 to swing, and the bottom surface of the cleaning brush plate 205 scrapes the filter screen 23 to remove the sundries accumulated thereon, thereby avoiding blocking the filter screen 23.

[0020] Two slide rods 10 are slidingly installed on both sides of the cleaning brush plate 205, and the two slide rods 10 are fixedly installed inside the filtering frame 21.

[0021] The cleaning brush plate 205 can slide along the two slide rods 10, and the two slide rods 10 have a guiding effect on the movement of the cleaning brush plate 205.

[0022] Furthermore, an electric heating film is attached to the inner surface of the recovery tank 1, the electric heating film is electrically connected to a circuit board through wires, and the electric heating film heats and keeps warm the glue solution in the recovery tank 1, so that the glue solution maintains a liquefied state.

[0023] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A size press size solution recovery filtration apparatus comprising: Frame (4), the frame (4) inside transverse rotation installation with glue roller (5) and compression roller (6), glue roller (5) is located below compression roller (6), its characterized in that, glue roller (5) below is provided with recovery groove (1), the top of recovery groove (1) is equipped with the sundry filter mechanism (2) for spraying the filter of redundant glue solution, the sundry filter mechanism (2) includes the filter frame (21) of clamping in the top of recovery groove (1), the convex portion of both sides of filter frame (21) is clamped in the top of recovery groove (1), both sides of filter frame (21) are fixedly installed with auxiliary plate (22), filter screen (23) is provided in filter frame (21), the top of recovery groove (1) is equipped with the pushing element (20) for preventing the blockage of filter screen.

2. The size press size recovery filtration apparatus of claim 1 wherein: The pushing element (20) includes a motor (201) embedded in the auxiliary plate (22), the output end of the motor (201) is provided with a disc (202), the disc (202) is parallel to the surface of the filter screen (23) and can rotate, the top surface of the disc (202) is fixedly provided with an eccentrically arranged protrusion (203), the protrusion (203) is rotatably connected with one end of a push rod (204), the other end of the push rod (204) is hingedly provided with a cleaning brush plate (205), the bottom surface of the cleaning brush plate (205) is attached to the top surface of the filter frame (21). ​ 3. A size press size recovery filter apparatus as defined in claim 2, wherein: The both sides of the cleaning brush plate (205) are slidably provided with two slide rods (10), both the slide rods (10) are fixedly installed in the filter frame (21). ​

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