CN219168774U

CN219168774U - Glue coating device for adhesive tape processing

Info

Publication number: CN219168774U
Application number: CN202320021048.5U
Authority: CN
Inventors: 吴自德; 冯家贵; 孙鹏云
Original assignee: Qujing Hongcheng Industry & Trade Co ltd
Current assignee: Qujing Hongcheng Industry & Trade Co ltd
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-06-13
Anticipated expiration: 2033-01-05

Abstract

The utility model discloses a glue coating device for processing adhesive tapes, which comprises a shell and a coating roller arranged in the shell, wherein the shell is of a sealing structure with a cover at the upper end, a receiving groove is arranged below the coating roller, a glue discharging hole is processed at the bottom of the receiving groove, two ends of the receiving groove are respectively connected with the side wall of the shell through partition plates, the receiving groove and two partition plates divide the inner space of the shell into a coating cavity and a glue storage cavity, an auxiliary roller is arranged above the receiving groove, a feed inlet and a discharge outlet are respectively arranged on the side wall of the shell at two sides of a gap between the auxiliary roller and the coating roller, a glue distribution pipe is arranged in the shell below the feed inlet, a plurality of nozzles are uniformly arranged on the glue distribution pipe, a glue conveying pump is arranged on the outer side of the shell, the upper end of the glue conveying pipe is communicated with the glue distribution pipe, and the lower end of the glue conveying pipe is communicated with the bottom of the glue storage cavity. The utility model can avoid glue waste, has even glue spreading and good coating effect, and has obvious economic and social values.

Description

Glue coating device for adhesive tape processing

Technical Field

The utility model relates to the technical field of adhesive tape processing, in particular to a glue coating device for adhesive tape processing.

Background

The adhesive tape can be divided into a high-temperature adhesive tape, a double-sided adhesive tape, an insulating adhesive tape, a special adhesive tape, a pressure-sensitive adhesive tape, a die-cut adhesive tape and the like according to the effects, and different effects are suitable for different industry requirements. The surface of the adhesive tape is coated with an adhesive for sticking articles, the earliest adhesive being from animals and plants, the main component of which is rubber in the nineteenth century, and various polymers have been widely used in modern times. The coating device is used in the production process of the adhesive tape, and has the function of coating materials such as glue, paint or ink with specific functions on the adhesive tape base material, wherein the adhesive tape base material generally comprises materials such as plastic film, paper, cloth, leather and the like, the adhesive tape base material is dried after being coated, and then is rolled and packaged to finish the coating work of the adhesive tape.

The existing adhesive tape coating device has the following problems in the use process: firstly, the glue coating is uneven, the problems that the glue coating of partial areas is leaked and the glue coating of partial areas is excessive easily occur, and the quality of the adhesive tape is reduced; secondly, most coating devices are of an open structure, ash is easy to fall, the quality of glue is affected, and the quality of coating and adhesive tapes is further affected; thirdly, a lot of glue is often left at the bottom of the coating device and cannot contact with the coating roller, so that the waste of the glue is caused. Therefore, development of a glue coating device for processing the adhesive tape, which can avoid waste of glue, has uniform glue coating and good coating effect, is objectively required.

Disclosure of Invention

The utility model aims to provide a glue coating device for processing an adhesive tape, which can avoid glue waste, is uniform in glue coating and has a good coating effect.

The utility model aims at realizing the purposes by comprising a shell and a coating roller arranged in the shell, wherein the shell is of a sealing structure with a cover at the upper end, a receiving groove is arranged below the coating roller, the cross section of the receiving groove is arc-shaped, the receiving groove and the coating roller are concentrically arranged, a rubber discharging hole is processed at the bottom of the receiving groove, two ends of the receiving groove are respectively connected with the side wall of the shell through partition plates, the receiving groove and two partition plates divide the inner space of the shell into a coating cavity and a rubber storage cavity, an auxiliary roller is arranged above the coating roller, a feed inlet and a discharge outlet are respectively arranged on the side wall at two sides of the shell between the auxiliary roller and the coating roller, a rubber distribution pipe is arranged in the coating cavity below the feed inlet, a plurality of nozzles are uniformly arranged on the rubber distribution pipe, a rubber conveying pipe is arranged on the outer side of the shell, the upper end of the rubber conveying pipe is communicated with the rubber distribution pipe, and the lower end of the rubber conveying pipe is communicated with the bottom of the rubber storage cavity.

Further, a rubber scraping plate is arranged in the coating cavity between the rubber distribution pipe and the partition plate, and the rubber scraping end of the rubber scraping plate is propped against the surface of the coating roller.

Further, the other end of the rubber scraping plate is provided with a telescopic rod, a spring is arranged on the telescopic rod, and the end part of the telescopic rod is fixed on the side wall of the shell.

Further, a rubber baffle plate is arranged in the shell between the feed inlet and the rubber distribution pipe.

Further, the outside of discharge gate is provided with the stoving case, and the bottom of stoving case is provided with the intake pipe, and the top is provided with the blast pipe, processing has the trompil corresponding with the discharge gate on the lateral wall of stoving case.

Further, the vertical slide that is provided with on the casing lateral wall at auxiliary roller both ends is provided with the slider on the slide, and the both ends of auxiliary roller rotate with two sliders respectively and are connected, and the top of auxiliary roller is provided with the inverted U-shaped connecting rod, and the lower extreme of inverted U-shaped connecting rod is connected with two sliders respectively, and the cylinder is installed at the top of casing, and the piston rod tip of cylinder stretches into in the casing back and is connected with the inverted U-shaped connecting rod.

Further, the bottom of the glue storage cavity is obliquely arranged, and the lower end of the glue conveying pipe is communicated with the lower end of the bottom of the glue storage cavity.

When the adhesive tape coating device is operated, a proper amount of glue is injected into the adhesive storage cavity, the existing driving device is used for driving the coating roller to rotate, the adhesive tape substrate enters the coating cavity from the feeding hole and is positioned between the auxiliary roller and the coating roller, the auxiliary roller presses the adhesive tape substrate on the coating roller, so that the adhesive tape substrate can be fully contacted with the coating roller, the adhesive tape pump is started, the glue in the adhesive storage cavity enters the adhesive distribution pipe along the adhesive delivery pipe and is sprayed out from the nozzle, so that the glue is uniformly adhered to the surface of the coating roller, and then the glue is uniformly coated on the adhesive tape substrate when contacting with the adhesive tape substrate along with the rotation of the coating roller, so that a good coating effect is achieved, and the adhesive tape coated by the glue is discharged from the discharging hole. In the process of glue coating, part of the glue possibly drops to the receiving groove from the coating roller, then falls to the glue storage cavity from the glue discharging hole for recycling, the glue in the glue storage cavity is discharged from the bottom of the glue storage cavity and returns to the glue distribution pipe through the glue conveying pipe, so that the glue can be completely discharged and utilized, waste is avoided, in addition, the storage and coating of the glue are carried out in a sealed space, the glue is not polluted due to ash falling, and the quality of the glue is further ensured. The utility model can avoid glue waste, has even glue spreading and good coating effect, and has obvious economic and social values.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

fig. 2 is a schematic view of the structure of the auxiliary roller 8 in the present utility model;

in the figure: the device comprises a shell, a 2-coating roller, a 3-receiving groove, a 4-glue discharging hole, a 5-partition plate, a 6-coating cavity, a 7-glue storage cavity, an 8-auxiliary roller, a 9-feed inlet, a 10-discharge outlet, an 11-glue distribution pipe, a 12-nozzle, a 13-glue conveying pipe, a 14-glue pump, a 15-glue scraping plate, a 16-telescopic rod, a 17-glue blocking plate, a 18-drying box, a 19-air inlet pipe, a 20-exhaust pipe, a 21-slideway, a 22-slider, a 23-inverted U-shaped connecting rod and a 24-cylinder.

Detailed Description

The utility model is further described below with reference to the accompanying drawings, without limiting the utility model in any way, and any alterations or modifications based on the utility model are within the scope of the utility model.

As shown in fig. 1-2, the utility model comprises a shell 1 and a coating roller 2 arranged in the shell 1, wherein the coating roller 2 is of the prior art and is used for coating glue on a tape substrate, the shell 1 is of a sealing structure with a cover at the upper end, a receiving groove 3 is arranged below the coating roller 2, the cross section of the receiving groove 3 is of an arc shape with an upward opening, the receiving groove 3 and the coating roller 2 are concentrically arranged, a glue discharging hole 4 is processed at the bottom of the receiving groove 3, two ends of the receiving groove 3 are respectively connected with the side wall of the shell 1 through a partition plate 5, the receiving groove 3 and two partition plates 5 divide the inner space of the shell 1 into a coating cavity 6 and a glue storage cavity 7, an auxiliary roller 8 is arranged above the coating roller 2, a feed inlet 9 and a discharge outlet 10 are respectively arranged on two side walls of the shell 1 between the auxiliary roller 8 and the coating roller 2, a glue distribution pipe 11 is arranged in the coating cavity 6 below the feed inlet 9, a plurality of nozzles 12 are uniformly arranged on the glue distribution pipe 11, a glue conveying pipe 13 is arranged on the outer side of the shell 1, a glue conveying pump 14 is arranged on the glue conveying pipe 13, and the upper end of the glue distribution 13 is communicated with the bottom of the glue storage cavity 7.

When the utility model operates, a proper amount of glue is injected into the glue storage cavity 7, the existing driving device is used for driving the coating roller 2 to rotate, the adhesive tape base material enters the coating cavity 6 from the feed inlet 9 and is positioned between the auxiliary roller 8 and the coating roller 2, the auxiliary roller 8 presses the adhesive tape base material on the coating roller 2, so that the adhesive tape base material can be fully contacted with the coating roller 2, the glue pump 14 is started, the glue in the glue storage cavity 7 enters the glue distribution pipe 11 along the glue delivery pipe 13 and is sprayed out from the spray nozzle 12, so that the glue is uniformly adhered to the surface of the coating roller 2, and then the glue is uniformly coated on the adhesive tape base material when contacting with the adhesive tape base material along with the rotation of the coating roller 2, so that a good coating effect is achieved, and the adhesive tape after the glue coating is completed is discharged from the discharge outlet 10. In the process of coating the glue, part of the glue may drop to the receiving groove 3 from the coating roller 2, then drop to the glue storage cavity 7 from the glue discharging hole 4 for recycling, the glue in the glue storage cavity 7 is discharged from the bottom of the glue storage cavity, and returns to the glue distribution pipe 11 through the glue conveying pipe 13, so that the glue can be completely discharged and utilized, waste is avoided, in addition, the storage and coating of the glue are performed in a sealed space, the glue is not polluted due to ash dropping, and the quality of the glue is further ensured.

The glue scraping plate 15 is arranged in the coating cavity 6 between the glue distributing pipe 11 and the partition plate 5, the glue scraping end of the glue scraping plate 15 is propped against the surface of the coating roller 2, glue on the coating roller 2 is adhered to the adhesive tape base material at the contact part of the coating roller 2 and the auxiliary roller 8, but in the actual use process, a small amount of glue is found to remain on the coating roller 2, if the glue is not scraped off, a layer of glue is sprayed again on the residual glue, after the glue is coated, the thickness of the glue in the part area of the adhesive tape is thicker, and the problem of uneven glue coating is caused, so that the glue scraping plate 15 is arranged, the glue is scraped off before the glue is sprayed on the coating roller 2, and the uniformity of the subsequent glue coating is ensured.

The surface contact of scraping plate 15 and coating roller 2 constantly takes place the friction, in long-term use, because the friction probably leads to the tip of scraping plate 15 impaired can be worn off one section even, will influence the coating effect, and then influence subsequent coating quality, in order to prevent above-mentioned circumstances, the other end of scraping plate 15 is provided with telescopic link 16, be provided with the spring on the telescopic link 16, the tip of telescopic link 16 is fixed on the lateral wall of casing 1, in the in-service use, the spring is in the state of compression all the time for scraping plate 15 has the trend to coating roller 2 removal, then makes the scraping end of scraping plate 15 can support at the surface of coating roller 2 all the time, ensure the coating effect.

Be provided with the fender offset plate 17 in the coating chamber 6 between feed inlet 9 and the cloth rubber tube 11, glue spouts on coating roller 2 from nozzle 12, probably can cause certain glue to splash in this process, and keep off offset plate 17 and be located between feed inlet 9 and the cloth rubber tube 11, can prevent that the glue that splashes from adhering to the sticky tape substrate, and then prevent to influence the coating quality of substrate.

The outside of discharge gate 10 is provided with stoving case 18, and the bottom of stoving case 18 is provided with intake pipe 19, and the top is provided with blast pipe 20, and processing has the trompil corresponding with discharge gate 10 on the lateral wall of stoving case 18, and the sticky tape is after the coating treatment, send into stoving case 18, and at this moment, let in dry steam therein from intake pipe 19, utilize dry steam to dry glue for glue water content speed reaches the requirement, improves the production efficiency of sticky tape, and the gas that contains moisture is discharged from blast pipe 20.

The side wall of the shell 1 at two ends of the auxiliary roller 8 is vertically provided with a slideway 21, the slideway 21 is provided with a sliding block 22, two ends of the auxiliary roller 8 are respectively connected with the two sliding blocks 22 in a rotating way, an inverted U-shaped connecting rod 23 is arranged above the auxiliary roller 8, the lower ends of the inverted U-shaped connecting rods 23 are respectively connected with the two sliding blocks 22, an air cylinder 24 is arranged at the top of the shell 1, the end part of a piston rod of the air cylinder 24 stretches into the shell 1 and then is connected with the inverted U-shaped connecting rod 23, the air cylinder 24 is started, the piston rod of the air cylinder 24 drives the sliding blocks 22 to slide up and down on the slideway 21, and then the auxiliary roller 8 moves up and down, when the auxiliary roller 8 moves down, the distance between the auxiliary roller 8 and the coating roller 2 is reduced, otherwise, when the auxiliary roller 8 moves up, the distance between the auxiliary roller 8 and the coating roller 2 is increased, and the distance between the auxiliary roller 8 and the coating roller 2 is determined by the thickness of an adhesive tape, so that the device can adapt to the requirements of various adhesive tape thickness coating, and the adaptability of the device is improved.

The bottom slope setting of storing up gluey chamber 7, the lower extreme of defeated rubber tube 13 communicates with the lower end of storing up gluey chamber 7 bottom, and the bottom slope setting of storing up gluey chamber 7 can make glue discharge entirely, prevents that glue from accumulating and causes extravagant in the bottom of storing up gluey chamber 7.

Claims

1. The utility model provides a glue coating device for adhesive tape processing, includes casing (1) and coating roller (2) that set up in casing (1), wherein casing (1) is the seal structure of upper end area lid, the below of coating roller (2) is provided with and connects silo (3), connect the cross-sectional shape of silo (3) to be the arc of opening up, and connect silo (3) and coating roller (2) concentric setting, connect the bottom processing of silo (3) to have row's of glue hole (4), connect the both ends of silo (3) to be connected with casing (1) lateral wall through baffle (5) respectively, connect silo (3) and two baffles (5) to cut apart into coating chamber (6) and glue storage chamber (7) with the inner space of casing (1), the top of coating roller (2) is provided with auxiliary roller (8), be provided with feed inlet (9) and discharge gate (10) on the lateral wall of casing (1) both sides between auxiliary roller (8) and coating roller (2) respectively, the coating chamber (6) of feed inlet (9) below is provided with in cloth (6) lateral wall, be provided with glue delivery pipe (11) evenly, be provided with glue delivery pump (13) on the casing (13), the upper end of the rubber conveying pipe (13) is communicated with the rubber distributing pipe (11), and the lower end is communicated with the bottom of the rubber storage cavity (7).

2. The glue coating device for processing the adhesive tape according to claim 1, wherein a glue scraping plate (15) is arranged in the coating cavity (6) between the cloth rubber tube (11) and the partition plate (5), and the glue scraping end of the glue scraping plate (15) is abutted against the surface of the coating roller (2).

3. The glue coating device for processing the adhesive tape according to claim 2, wherein the other end of the scraping plate (15) is provided with a telescopic rod (16), a spring is arranged on the telescopic rod (16), and the end part of the telescopic rod (16) is fixed on the side wall of the shell (1).

4. The glue coating device for processing the adhesive tape according to claim 1, wherein a glue blocking plate (17) is arranged in the coating cavity (6) between the feeding hole (9) and the glue distribution pipe (11).

5. The glue coating device for processing the adhesive tape according to claim 1, wherein a drying box (18) is arranged on the outer side of the discharge hole (10), an air inlet pipe (19) is arranged at the bottom of the drying box (18), an air outlet pipe (20) is arranged at the top of the drying box, and an opening corresponding to the discharge hole (10) is formed in the side wall of the drying box (18).

6. The glue coating device for processing the adhesive tape according to claim 1, wherein a slide way (21) is vertically arranged on the side wall of the shell (1) at two ends of the auxiliary roller (8), sliding blocks (22) are arranged on the slide way (21), two ends of the auxiliary roller (8) are respectively connected with the two sliding blocks (22) in a rotating mode, an inverted U-shaped connecting rod (23) is arranged above the auxiliary roller (8), the lower end of the inverted U-shaped connecting rod (23) is respectively connected with the two sliding blocks (22), an air cylinder (24) is arranged at the top of the shell (1), and the end portion of a piston rod of the air cylinder (24) stretches into the shell (1) and then is connected with the inverted U-shaped connecting rod (23).

7. The glue coating device for processing the adhesive tape according to claim 1, wherein the bottom of the glue storage cavity (7) is obliquely arranged, and the lower end of the glue conveying pipe (13) is communicated with the lower end of the bottom of the glue storage cavity (7).