CN216910864U

CN216910864U - Adhesive label coating equipment

Info

Publication number: CN216910864U
Application number: CN202123290482.3U
Authority: CN
Inventors: 周发奇
Original assignee: Huizhou Yubang New Material Co ltd
Current assignee: Huizhou Yubang New Material Co ltd
Priority date: 2021-12-25
Filing date: 2021-12-25
Publication date: 2022-07-08
Anticipated expiration: 2031-12-25

Abstract

The utility model relates to the technical field of self-adhesive labels, in particular to self-adhesive label coating equipment. The adhesive label coating equipment comprises a material pool, a surface paper placing roller, a bottom paper placing roller and a winding roller; the two ends of the material pool are respectively arranged on the mounting frames, and the surface paper placing roller and the bottom paper placing roller are respectively connected to the mounting frames on the two sides of the material pool in a rotating mode; the winding roller is arranged above the base paper placing roller; a mechanism for gluing and coating the back surface of the surface paper, a mechanism for scraping redundant glue materials on the back surface of the surface paper and a mechanism for stirring and stirring the glue materials in the material pond are arranged in the material pond; the glue scraping mechanism is arranged on one side of the coating mechanism close to the base paper placing roller; the mounting bracket still is equipped with the drive the wind-up roll the coating mechanism reaches the driving piece of rabbling mechanism work. The utility model has the advantages that the thickness of the sizing material is accurately controlled, and the sizing material on the surface paper is uniformly coated.

Description

Adhesive label coating equipment

Technical Field

The utility model relates to the technical field of self-adhesive labels, in particular to self-adhesive label coating equipment.

Background

The self-adhesive label is a label which realizes the adhesion of paper, film or other materials through self-adhesive, compared with the traditional label, the self-adhesive label has the advantages of no need of brushing adhesive, no need of pasting, no pollution, convenience, rapidness and the like, and has a very wide application range.

The existing adhesive label coating equipment controls the coating thickness of the sizing material of the surface paper mostly by setting the distance between the paper pressing roller and the coating wheel on the coating device, and the design easily causes uneven coating of the sizing material on the surface paper, namely, the position where part of the sizing material is not coated exists, so that the adhesive force of the label is influenced, and the label is easy to fall off.

Therefore, it is necessary to provide a technical solution to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides adhesive label coating equipment, and aims to solve the problem that the existing adhesive label coating equipment is easy to fall off due to the fact that the adhesive coating thickness on the surface paper is uneven due to the fact that the adhesive coating thickness of the surface paper is controlled by adjusting the distance between a paper pressing roller and a coating wheel on a coating device, and the adhesive force of a label is influenced.

In order to achieve the purpose, the utility model provides adhesive label coating equipment which comprises a material pool, a surface paper placing roller, a bottom paper placing roller and a winding roller, wherein:

the two ends of the material pool are respectively arranged on the mounting frame, the surface paper placing roller and the bottom paper placing roller are respectively arranged on the two sides of the material pool, and the two ends of the surface paper placing roller and the bottom paper placing roller are respectively and rotatably connected onto the mounting frame; the winding roller is arranged above the base paper placing roller, and two ends of the winding roller are respectively and rotatably connected to the mounting frame; a coating mechanism, a glue scraping mechanism and a stirring mechanism are arranged in the material pool; the coating mechanism is arranged on the material pool and is used for gluing the back surface of the surface paper; the glue scraping mechanism is arranged on one side, close to the bottom paper placing roller, of the coating mechanism and is used for scraping off redundant glue on the back of the surface paper; the stirring mechanism is arranged in the middle of the material pool and is used for stirring the rubber material in the material pool; the mounting bracket still is equipped with the drive wind-up roll the coating mechanism and the driving piece of rabbling mechanism work.

More specifically, the coating mechanism comprises two first side plates, a coating wheel and a first paper pressing roller; the coating wheel is arranged in the material pool, and two ends of the coating wheel are respectively and rotatably connected to the material pool; the two first side plates are respectively arranged on two sides of the coating wheel and fixedly connected to the material pool; the first paper pressing roller is arranged above the coating wheel, and two ends of the first paper pressing roller are respectively and rotatably connected to the two first side plates; the driving piece is used for driving the coating wheel to rotate.

More specifically, a sliding hole is formed in the middle of the first side plate, and a sliding block is connected in the sliding hole in a sliding manner; two ends of the first paper pressing roller are respectively and rotatably connected to the two sliding blocks; the top of the first side plate is provided with a screw hole which is downwards communicated with the sliding hole, a screw rod is connected with the screw hole in an internal thread manner, and the bottom of the screw rod is rotationally connected with the sliding block; the top of the screw rod is provided with a control handle.

More specifically, the glue spreading mechanism comprises two second side plates, a second paper pressing roller, a fixed seat, a support and a glue spreading roller; the two second side plates are respectively arranged on one sides of the two first side plates, which are close to the bottom paper placing roller, and are fixedly connected to the material pool; two ends of the second paper pressing roller are rotatably connected to the two second side plates; the two fixing seats are respectively and fixedly connected to the two second side plates, and a vertically-arranged strip-shaped hole is formed in the middle of each fixing seat; a bolt is connected to the support in a threaded manner, the bolt penetrates through the strip-shaped hole, a nut is arranged on one side, away from the support, of the fixed seat of the bolt, and the bolt is matched with the nut to lock the support on the fixed seat; the rubber scraping roller is arranged below the second paper pressing roller, and two ends of the rubber scraping roller are fixedly connected to the two supports respectively.

More specifically, one side of the scraping rubber roll, which is close to the coating mechanism, is provided with a scraper which is obliquely arranged, the highest position of the scraper is lower than that of the scraping rubber roll, and the middle part of the scraper is provided with a plurality of rubber leakage holes.

More specifically, the stirring mechanism comprises a reinforcing plate and a rotating shaft; the reinforcing plate is fixedly connected in the material pool; the rotating shaft is vertically arranged, the bottom of the rotating shaft is rotatably connected to the material pool, the top of the rotating shaft is rotatably connected to the reinforcing plate, and a plurality of stirring blades which are circumferentially distributed are arranged at the bottom of the rotating shaft; the driving piece is used for driving the rotating shaft to rotate.

More specifically, the driving part comprises a third side plate, a transmission rod, a driving bevel gear, a driven bevel gear and a motor; the third side plate is provided with at least two blocks, is arranged at any end of the coating wheel and is fixedly connected to the material pool; the three driving bevel gears are respectively and fixedly connected to the transmission rod; the number of the driven bevel gears is three, and the three driven bevel gears are respectively and fixedly connected to one end, close to the transmission rod, of the coating wheel, the rotating shaft and one end, close to the transmission rod, of the winding roller; a first transmission piece is arranged on the outer side of the rotating shaft and comprises a first rotating rod and two first bevel gears, the first rotating rod is rotatably connected to the material pool, the two first bevel gears are respectively and fixedly connected to two ends of the first rotating rod, and the first bevel gears close to the rotating shaft are in transmission fit with the driven bevel gears which rotate; a second transmission part is arranged on one side, close to the transmission rod, of the winding roller and comprises a second rotating rod and second bevel gears, the second rotating rod is rotatably connected to the mounting frame, the two second bevel gears are fixedly connected to two ends of the second rotating rod respectively, and the second bevel gears close to the winding roller are in transmission fit with the driven bevel gears on the winding roller; a driven bevel gear, a first bevel gear far away from the rotating shaft and a second bevel gear far away from the winding roller on the coating wheel are respectively in transmission fit with the three driving bevel gears; the motor is fixedly connected to the mounting frame and used for starting the transmission rod to rotate.

The utility model relates to adhesive label coating equipment, which has the technical effects that:

1. this application adopts the design of scraping gluey mechanism, and the during operation makes the sizing material that the coating is higher than predetermined thickness on the facial tissue through adjustment coating mechanism earlier, and when the facial tissue was marchd forward afterwards, it makes the sizing material reach predetermined thickness to scrape unnecessary sizing material by scraping gluey mechanism, and the position to not scribbling the sizing material compensates when scraping unnecessary sizing material to scraping gluey mechanism, makes the sizing material coating on the facial tissue even, improves the degree of adhesion of facial tissue.

2. This application adopts the design of rabbling mechanism, then starts the rabbling mechanism simultaneously at the coating mechanism during operation, makes it stir the sizing material, reduces the bubble in the sizing material, improves the sizing material coating quality of facial tissue.

Drawings

FIG. 1 is a schematic structural view of a self-adhesive label coating device according to the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is an enlarged schematic view at B of FIG. 1;

FIG. 4 is a schematic structural view of another perspective of the self-adhesive label coating apparatus according to the present invention;

FIG. 5 is a partial schematic view of a glue spreading mechanism in the apparatus for applying self-adhesive labels according to the present invention;

FIG. 6 is another partial schematic view of a glue spreading mechanism in the apparatus for applying a self-adhesive label according to the present invention;

fig. 7 is a partial schematic view of a stirring mechanism in the self-adhesive label coating device according to the present invention.

The labels in the figure are:

1-a material pool; 2, a facial tissue placing roller; 3-a base paper placing roller; 4, a wind-up roll; 5, mounting a frame; 6-a coating mechanism; 7, a glue scraping mechanism; 8, a stirring mechanism; 9-a driving member;

61-a first side plate; 62-a coating wheel; 63-a first platen roller; 64-a slide hole; 65-a slide block; 66-screw rod; 67-control handle;

71-a second side plate; 72-a second platen roller; 73-a fixed seat; 731-bar hole; 74-a support; 741-bolt; 742-a nut; 75-a rubber scraping roller; 76-a scraper; 761-glue leakage hole;

81-reinforcing plate; 82, a rotating shaft; 83-stirring blade;

91 — a third side plate; 92-a transmission rod; 93-drive bevel gear; 94-driven bevel gear; 95-a motor; 96-a first transmission member; 961 — a first rotating bar; 962 — a first bevel gear; 97 — a second transmission member; 971 — second rotating bar; 972 — first bevel gear;

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the embodiments of the present invention, it should be understood that the directions or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the embodiments of the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

In order to more clearly illustrate the technical solution of the present invention, a preferred embodiment is provided below. With particular reference to fig. 1-4. The utility model provides a non-setting adhesive label coating equipment, includes that material pond 1, facial tissue place roller 2, base stock place roller 3 and wind-up roll 4, wherein:

two ends of the material pool 1 are respectively arranged on a mounting frame 5, the surface paper placing roller 2 and the bottom paper placing roller 3 are respectively arranged on two sides of the material pool 1, and two ends of the surface paper placing roller 2 and the bottom paper placing roller 3 are respectively and rotatably connected to the mounting frame 5; the winding roller 4 is arranged above the base paper placing roller 3, and two ends of the winding roller are respectively and rotatably connected to the mounting frame 5; a coating mechanism 6, a glue scraping mechanism 7 and a stirring mechanism 8 are arranged in the material pool 1; the coating mechanism 6 is arranged on the material pool 1 and is used for gluing the back surface of the surface paper; the glue scraping mechanism 7 is arranged on one side, close to the bottom paper placing roller 3, of the coating mechanism 6 and is used for scraping off redundant glue stock on the back of the surface paper; the stirring mechanism 8 is arranged in the middle of the material pool 1 and is used for stirring the rubber material in the material pool 1; the mounting bracket 5 is also provided with a driving piece 9 for driving the winding roller 4, the coating mechanism 6 and the stirring mechanism 8 to work.

The working process of the adhesive label coating equipment comprises the following steps: the surface paper and the bottom paper are placed on the surface paper placing roller 2 and the bottom paper placing roller 3 in advance, glue is placed inside the material pool 1, before the glue begins to work, the surface paper and the bottom paper are guided to the winding roller 4, then the driving piece 9 is started to enable the coating mechanism 6 to start working, glue with a thickness higher than a preset thickness is coated on the surface paper through adjustment of the coating mechanism 6, the winding roller 4 is controlled to rotate by the driving piece 9 to drive the surface paper to advance forwards at a constant speed, when the surface paper moves to the glue scraping mechanism 7, redundant glue is scraped by the glue scraping mechanism 7 to enable the glue to reach the preset thickness, the position where the glue is not coated is compensated while the redundant glue is scraped by the glue scraping mechanism 7, the glue on the surface paper is coated evenly, and the degree of adhesion of the surface paper is improved.

It should be noted that, when the coating mechanism 6 starts to work, the driving element 9 drives the stirring mechanism 8 to start synchronously, so that the stirring mechanism 8 stirs the glue, bubbles in the glue are reduced, and the glue coating quality of the facial tissue is improved.

As a preferable aspect of the present embodiment, the coating mechanism 6 includes two first side plates 61, a coating wheel 62, and a first platen roller 63; the coating wheel 62 is arranged inside the material pool 1, and two ends of the coating wheel are respectively and rotatably connected to the material pool 1; the two first side plates 61 are respectively arranged on two sides of the coating wheel 62 and fixedly connected to the material pool 1; the first paper pressing roller 63 is arranged above the coating wheel 62, and two ends of the first paper pressing roller are respectively connected to the two first side plates 61 in a rotating manner; the driving member 9 is used for driving the coating wheel 62 to rotate. When the paper pressing machine works, the driving piece 9 drives the coating wheel 62 to rotate, the coating wheel 62 continuously drives the glue inside the material pool 1 upwards, and when the facial paper passes through the first paper pressing roller 63 and the coating wheel 62, the back surface of the facial paper can be coated with the glue driven by the coating wheel 62.

As a preferable scheme of the present embodiment, a sliding hole 64 is provided in the middle of the first side plate 61, and a sliding block 65 is slidably connected in the sliding hole 64; two ends of the first platen 63 are respectively and rotatably connected to the two sliding blocks 65; the top of the first side plate 61 is provided with a screw hole which is downwards opened to be communicated with the sliding hole 64, a screw 66 is connected with the screw hole in an internal thread manner, and the bottom of the screw 66 is rotationally connected with the sliding block 65; the top of the screw 66 is provided with a control handle 67. The height adjustment of the first platen roller 63 is mainly used for enabling fabrics with different thicknesses to pass through, and meanwhile, the glue coating thickness on the surface paper is controlled. Specifically, in this embodiment, the control handles 67 on the two first side plates 61 are rotated to move the screw 66 up and down, so as to drive the slider 65 to slide up and down, thereby controlling the height of the first platen 63.

As a preferable scheme of this embodiment, the glue scraping mechanism 7 includes two second side plates 71, a second platen roller 72, a fixing seat 73, a support 74 and a glue scraping roller 75; the two second side plates 71 are respectively arranged on one sides of the two first side plates 61 close to the bottom paper placing rollers 3 and are fixedly connected to the material pool 1; the two ends of the second platen roller 72 are rotatably connected to the two second side plates 71; two fixing seats 73 are arranged and are respectively fixedly connected to the two second side plates 71, and a vertically-arranged strip-shaped hole 731 is formed in the middle of each fixing seat 73; a bolt 741 is connected to the support 74 through a thread, the bolt 741 passes through the strip-shaped hole 731, a nut 742 is disposed on one side of the fixed seat 73 away from the support 74, and the bolt 741 cooperates with the nut 742 to lock the support 74 to the fixed seat 73; the rubber scraping roller 75 is arranged below the second platen roller 72, and two ends of the rubber scraping roller are respectively and fixedly connected to the two supports 74. The height of the glue scraping roller 75 is adjusted according to the thickness of the pre-coated glue material on the surface paper, so that the glue thickness on the surface paper is accurately controlled, and the position of the surface paper where the glue material is not coated is compensated. Specifically, the nut 742 is rotated to loosen the connection between the support 74 and the fixed seat 73, and the bolt 741 can slide up and down along the strip-shaped hole 731 to adjust the height of the squeegee 75, and after the height of the squeegee 75 is determined, the nut 742 is rotated reversely to match the bolt head of the nut 742 and the bolt 741 to clamp the fixed seat 73, so that the positions of the support 74 and the fixed seat 73 are relatively fixed again.

As a preferable scheme of this embodiment, a scraper 76 that is obliquely disposed is disposed on one side of the squeegee roller 75 close to the coating mechanism 6, a highest position of the scraper 76 is lower than a highest position of the squeegee roller 75, and a plurality of glue leaking holes 761 are disposed in a middle portion of the scraper 76. The scraper 76 is arranged for scraping the sizing material on the facial tissue for the first time to scrape partial sizing material on the facial tissue in advance, the part of the facial tissue which is not coated with the sizing material is made up, then the precise sizing is carried out by the sizing wheel to ensure the control precision of the thickness of the sizing material, and the sizing material scraped by the sizing wheel leaks into the material pool 1 again along the glue leakage hole 761.

As a preferable solution of this embodiment, the stirring mechanism 8 includes a reinforcing plate 81 and a rotating shaft 82; the reinforcing plate 81 is fixedly connected in the material pool 1; the rotating shaft 82 is vertically arranged, the bottom of the rotating shaft is rotatably connected to the material pool 1, the top of the rotating shaft is rotatably connected to the reinforcing plate 81, and a plurality of stirring blades 83 distributed circumferentially are mounted at the bottom of the rotating shaft 82; the driving member 9 is used for driving the rotating shaft 82 to rotate.

As a preferable solution of the present embodiment, the driving member 9 includes a third side plate 91, a transmission rod 92, a drive bevel gear 93, a driven bevel gear 94, and a motor 95; the third side plate 91 is provided with at least two blocks, is arranged at any end of the coating wheel, and is fixedly connected to the material pool 1; the driving bevel gears 93 are fixedly connected to the driving rod 92; three driven bevel gears 94 are arranged and are fixedly connected to one end, close to the transmission rod 92, of the coating wheel, the rotating shaft 82 and one end, close to the transmission rod 92, of the take-up roll 4 respectively; a first transmission piece 96 is arranged outside the rotating shaft 82, the first transmission piece 96 comprises a first rotating rod 961 and two first bevel gears 962, the first rotating rod 961 is rotatably connected to the material pool 1, the two first bevel gears 962 are fixedly connected to two ends of the first rotating rod 961 respectively, and the first bevel gear 962 close to the rotating shaft 82 is in transmission fit with the driven bevel gear 94 on the rotating shaft; a second transmission member 97 is arranged on one side of the winding roller 4 close to the transmission rod 92, the second transmission member 97 comprises a second rotating rod 971 and second bevel gears 972, the second rotating rod 971 is rotatably connected to the mounting frame 5, the two second bevel gears 972 are fixedly connected to two ends of the second rotating rod 971 respectively, and the second bevel gear 972 close to the winding roller 4 is in transmission fit with the driven bevel gear 94 on the winding roller 4; a driven bevel gear 94 on the coating wheel, a first bevel gear 962 far away from the rotating shaft 82 and a second bevel gear 972 far away from the take-up roll 4 are in transmission fit with the three driving bevel gears 93 respectively; the motor 95 is fixedly connected to the mounting frame 5, and is used for starting the transmission rod 92 to rotate.

The working process of the driving part 9 related by the utility model is as follows: after the motor 95 is started, the driving rod 92 is driven to rotate, and then the three driving bevel gears 93 rotate along with the driving bevel gears, under the driving action, a driven bevel gear 94 on the coating wheel drives the coating wheel to rotate so as to drive the rubber, a first bevel gear 962 of the first rotating lever 961 at an end remote from the rotating shaft 82 is engaged with the drive bevel gear 93 to control the rotation of the other first bevel gear 962, under the driving action, the first bevel gear 962 drives the driven bevel gear 94 on the rotating shaft 82 to rotate, the rotating shaft 82 controls the stirring blade 83 to stir the rubber compound, the second rotating rod 971 far away from the second bevel gear 972 of the wind-up roll 4 cooperates with the driving bevel gear 93 to control the rotation of the other second bevel gear 972, under the driving action, the second bevel gear 972 drives the winding roller 4 to rotate so as to wind the attached surface paper and bottom paper.

Further, in this embodiment, two stirring mechanisms 8 are provided, two rotating shafts 82 are both provided with a driving wheel, a driving belt is installed between the two driving wheels, the second driving member 97 is used for driving the stirring mechanism 8 near one end of the driving rod 92 to work, and under the driving action of the driving wheels and the driving belt, the other stirring mechanism 8 realizes synchronous work.

The utility model relates to adhesive label coating equipment which solves the problem that the adhesive coating thickness of the facial tissue is easily uneven due to the design that the adhesive coating thickness of the facial tissue is controlled by adjusting the distance between a paper pressing roller and a coating wheel on a coating device, so that the adhesive force of a label is influenced, and the label is easy to fall off in the conventional adhesive label coating equipment through reasonable structure arrangement.

The above description is only exemplary of the present invention, and the structure is not limited to the above-mentioned shapes, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a non-setting adhesive label coating equipment which characterized in that: place roller, end paper including material pond, facial tissue and place roller and wind-up roll, wherein:

2. The sticker label coating apparatus according to claim 1, wherein: the coating mechanism comprises two first side plates, a coating wheel and a first paper pressing roller; the coating wheel is arranged in the material pool, and two ends of the coating wheel are respectively connected to the material pool in a rotating manner; the two first side plates are respectively arranged on two sides of the coating wheel and fixedly connected to the material pool; the first paper pressing roller is arranged above the coating wheel, and two ends of the first paper pressing roller are respectively and rotatably connected to the two first side plates; the driving piece is used for driving the coating wheel to rotate.

3. The sticker label coating apparatus according to claim 2, wherein: a sliding hole is formed in the middle of the first side plate, and a sliding block is connected in the sliding hole in a sliding mode; two ends of the first paper pressing roller are respectively and rotatably connected to the two sliding blocks; the top of the first side plate is provided with a screw hole which is downwards communicated with the sliding hole, a screw rod is connected with the screw hole in an internal thread manner, and the bottom of the screw rod is rotationally connected with the sliding block; the top of the screw rod is provided with a control handle.

4. The sticker label coating apparatus according to claim 2, wherein: the glue spreading mechanism comprises two second side plates, a second paper pressing roller, a fixed seat, a support and a glue spreading roller; the two second side plates are respectively arranged on one sides of the two first side plates, which are close to the bottom paper placing roller, and are fixedly connected to the material pool; two ends of the second paper pressing roller are rotatably connected to the two second side plates; the two fixing seats are respectively and fixedly connected to the two second side plates, and a vertically-arranged strip-shaped hole is formed in the middle of each fixing seat; a bolt is connected to the support in a threaded manner, penetrates through the strip-shaped hole, is provided with a nut on one side of the fixed seat far away from the support, and is matched with the nut to lock the support on the fixed seat; the rubber scraping roller is arranged below the second paper pressing roller, and two ends of the rubber scraping roller are fixedly connected to the two supports respectively.

5. The self-adhesive label coating apparatus according to claim 4, wherein: one side of the scraping rubber roll, which is close to the coating mechanism, is provided with a scraper which is obliquely arranged, the highest position of the scraper is lower than that of the scraping rubber roll, and the middle part of the scraper is provided with a plurality of rubber leakage holes.

6. The sticker label coating apparatus according to claim 4, wherein: the stirring mechanism comprises a reinforcing plate and a rotating shaft; the reinforcing plate is fixedly connected in the material pool; the rotating shaft is vertically arranged, the bottom of the rotating shaft is rotatably connected to the material pool, the top of the rotating shaft is rotatably connected to the reinforcing plate, and a plurality of stirring blades which are circumferentially distributed are arranged at the bottom of the rotating shaft; the driving piece is used for driving the rotating shaft to rotate.

7. The sticker label coating apparatus according to claim 6, wherein: the driving piece comprises a third side plate, a transmission rod, a driving bevel gear, a driven bevel gear and a motor; the third side plate is provided with at least two blocks, is arranged at any end of the coating wheel and is fixedly connected to the material pool; the three driving bevel gears are respectively and fixedly connected to the transmission rod; the number of the driven bevel gears is three, and the three driven bevel gears are respectively and fixedly connected to one end, close to the transmission rod, of the coating wheel, the rotating shaft and one end, close to the transmission rod, of the winding roller; a first transmission piece is arranged on the outer side of the rotating shaft and comprises a first rotating rod and two first bevel gears, the first rotating rod is rotatably connected to the material pool, the two first bevel gears are respectively and fixedly connected to two ends of the first rotating rod, and the first bevel gears close to the rotating shaft are in transmission fit with the driven bevel gears which rotate; a second transmission part is arranged on one side, close to the transmission rod, of the winding roller and comprises a second rotating rod and second bevel gears, the second rotating rod is rotatably connected to the mounting frame, the two second bevel gears are fixedly connected to two ends of the second rotating rod respectively, and the second bevel gears close to the winding roller are in transmission fit with the driven bevel gears on the winding roller; a driven bevel gear, a first bevel gear far away from the rotating shaft and a second bevel gear far away from the winding roller on the coating wheel are respectively in transmission fit with the three driving bevel gears; the motor is fixedly connected to the mounting frame and used for starting the transmission rod to rotate.