Self-adhesive protective film production equipment

Abstract

The utility model discloses production equipment for a self-adhesive protective film, relates to the technical field of production equipment, and aims to solve the problems that in the prior art, in the compounding process of the self-adhesive protective film, the compounding pressure cannot be adjusted, and the practicability is poor. A supporting roller is rotationally installed in the equipment shell, a pressing roller is arranged above the supporting roller, a roller frame is rotationally installed above the outer side of the pressing roller, a compression spring is fixedly installed above the roller frame, a lifting plate is installed above the compression spring, an electric cylinder is installed above the lifting plate, and a motor is installed above the electric cylinder. An electric cylinder is fixedly mounted on the equipment shell, a push rod end of the electric cylinder is fixedly connected with the lifting plate, a top plate is fixedly mounted above the electric cylinder, the top plate is fixedly connected with the equipment shell through screws, a cooling box is arranged in the equipment shell along one side of the compression roller, and an air bellow is fixedly mounted above the cooling box.

Description

Technical Field

[0001] The utility model relates to the technical field of production equipment, in particular to a self-adhesive protective film production device. Background Art

[0002] Self-adhesive protective film is a self-adhesive film composed of a base material and a pressure-sensitive adhesive. It is easy to apply and remove. It is mainly used to protect fragile or easily dirty surfaces to prevent them from being damaged or contaminated during transportation, assembly or processing.

[0003] For example, the authorized patent with publication number CN219256529U (a self-adhesive protective film production device) includes an outer frame, a first hot melt mechanism is mounted on one side of the outer frame, a top cover is provided directly above the outer frame, and a second hot melt mechanism is slidably connected to the bottom center of the top cover, and a first limiting roller is provided in the inner cavity of the outer frame near the first hot melt mechanism.

[0004] Although the above-mentioned existing technology optimizes the processing method for the adhesiveness of the protective film, it cannot adjust the pressure during the lamination process of the self-adhesive protective film, and its practicality is poor. Therefore, the market urgently needs to develop a self-adhesive protective film production equipment to help people solve the existing problems. Utility Model Content

[0005] The purpose of the utility model is to provide a self-adhesive protective film production device to solve the problem of poor practicality in the self-adhesive protective film lamination process, which is raised in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a self-adhesive protective film production equipment, comprising an equipment housing, a hot melting mechanism 1 and a hot melting mechanism 2, a support roller is rotatably installed inside the equipment housing, a pressure roller is provided above the support roller, a roller frame is rotatably installed above the outer side of the pressure roller, a compression spring is fixedly installed above the roller frame, a lifting plate is installed above the compression spring, an electric cylinder is installed above the lifting plate, the push rod end of the electric cylinder is fixedly connected to the lifting plate, a top plate is fixedly installed above the electric cylinder, and the top plate is fixedly connected to the equipment housing by screws.

[0007] Preferably, a cooling box is provided inside the device housing along one side of the pressure roller, a bellows is fixedly installed above the cooling box, a mounting plate is fixedly installed on one side of the bellows, and the mounting plate is fixedly connected to the device housing by screws.

[0008] Preferably, an equipment cavity is provided inside the bellows, a flow channel is provided inside the bellows along the top of the equipment cavity, a fan 1 is provided inside the equipment cavity, and the fan 1 is fixedly connected to the bellows by screws, and a filter plate is fixedly installed on one side of the bellows along one side of the flow channel.

[0009] Preferably, a semiconductor refrigeration plate is fixedly installed inside the cooling box, a second fan is fixedly installed inside the cooling box along the bottom of the semiconductor refrigeration plate, and side holes are symmetrically provided on both sides of the cooling box.

[0010] Preferably, an air inlet pipe is fixedly installed on one side of the cooling box, the end of the air inlet pipe away from the cooling box is fixedly connected to the wind box and communicated with the equipment cavity, an air outlet pipe is fixedly installed on the other side of the cooling box, and a partition is fixedly installed above the middle of the cooling box.

[0011] Preferably, roller body three is rotatably installed inside the device shell along one side of the pressure roller, roller body two is rotatably installed inside the device shell along the lower side of roller body three, and roller body one is rotatably installed inside the device shell along the lower side of roller body two.

[0012] Preferably, a guide roller is rotatably installed on one side of the interior of the device housing, and guide rods are symmetrically fixedly installed at the front and rear ends above the roller frame, and the upper ends of the guide rods pass through the lifting plate.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. The utility model arranges a compression spring above the roller frame of the pressure roller of the equipment housing, and the lifting plate above the compression spring is connected to the push rod end of the electric cylinder, so that the pressure roller can be driven to move up and down by starting the electric cylinder, and then during the production process of the self-adhesive protective film, the pressure roller can be driven downward by driving the telescopic rod of the electric cylinder to extend, which is convenient for the composite production of the self-adhesive protective film, and when the pressure roller is tightly pressed above the supporting roller, the compression degree of the compression spring can be changed by adjusting the extension distance of the push rod of the electric cylinder, and then the reaction force generated by the compression spring under different pressures can generate different pressures on the pressure roller, so that the downward pressure of the pressure roller can be adjusted, thereby realizing the ability to adjust the pressure during the composite process of the self-adhesive protective film, and increasing practicality.

[0015] 2. The utility model sets a cooling box inside the equipment shell, sets a semiconductor refrigeration plate inside the cooling box, and sets a second fan below the semiconductor refrigeration plate, so that after the self-adhesive protective film is composited and produced, low-temperature air can be generated below by energizing the semiconductor refrigeration plate, and through the operation of the second fan, cold air can be blown to the self-adhesive protective film transported below, thereby cooling the self-adhesive protective film, which is beneficial to the subsequent winding of the self-adhesive protective film.

[0016] 3. The utility model arranges a bellows above the cooling box so that the operation of the fan inside the bellows can draw in external air, and then transport it to the space above the cooling box through the air inlet pipe. Then, the air in the space above the cooling box is output through the air outlet pipe, thereby increasing the air circulation speed above the semiconductor refrigeration plate, which is beneficial to the heat dissipation of the heating surface of the semiconductor refrigeration plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of a self-adhesive protective film production device of the present invention;

[0018] Figure 2 It is a cross-sectional view of the device housing of the present utility model;

[0019] Figure 3 It is a cross-sectional view of the wind box and the cooling box of the present invention;

[0020] Figure 4 It is an enlarged schematic diagram of part A of the present invention.

[0021] In the figure: 1. Equipment housing; 2. Hot melting mechanism 1; 3. Hot melting mechanism 2; 4. Roller 1; 5. Roller 2; 6. Roller 3; 7. Support roller; 8. Export roller; 9. Press roller; 10. Electric cylinder; 11. Top plate; 12. Mounting plate; 13. Bellows; 1301. Flow channel; 1302. Equipment cavity; 14. Cooling box; 1401. Side hole; 15. Filter plate; 16. Fan 1; 17. Air inlet pipe; 18. Partition; 19. Semiconductor refrigeration plate; 20. Fan 2; 21. Air outlet pipe; 22. Lifting plate; 23. Compression spring; 24. Roller frame; 25. Guide rod. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0023] See also Figure 1-4, the utility model provides an embodiment: a self-adhesive protective film production equipment, including an equipment housing 1, a hot melting mechanism 2 and a hot melting mechanism 3, a support roller 7 is rotatably installed inside the equipment housing 1, a driving motor for the support roller 7 is provided at the front end of the equipment housing 1, a pressure roller 9 is provided above the support roller 7, a roller frame 24 is rotatably installed above the outer side of the pressure roller 9, a compression spring 23 is fixedly installed above the roller frame 24, a lifting plate 22 is installed above the compression spring 23, a groove is provided on the lower end surface of the lifting plate 22, a pressure sensor is provided inside the groove, and the measuring end of the pressure sensor is fixedly connected to the compression spring 23, the pressure sensor is electrically connected to the external control end of the self-adhesive protective film production equipment, which is conducive to accurately adjusting the pressure of the pressure roller 9, an electric cylinder 10 is installed above the lifting plate 22, the push rod end of the electric cylinder 10 is fixedly connected to the lifting plate 22, a top plate 11 is fixedly installed above the electric cylinder 10, and the top plate 11 is fixedly connected to the equipment housing 1 by screws.

[0024] When in use, during the production process of the self-adhesive protective film, the pressure roller 9 can be driven to move downward by extending the telescopic rod of the electric cylinder 10, which facilitates the composite production of the self-adhesive protective film, and when the pressure roller 9 is tightly pressed above the support roller 7, the compression degree of the compression spring 23 can be changed by adjusting the extension distance of the push rod of the electric cylinder 10, and then the reaction force generated by the compression spring 23 under different pressures can generate different pressures on the pressure roller 9, so that the downward pressure of the pressure roller 9 can be adjusted, thereby realizing the ability to adjust the pressure during the composite process of the self-adhesive protective film, thereby increasing practicality.

[0025] Furthermore, a cooling box 14 is provided inside the equipment housing 1 along one side of the pressure roller 9, a bellows 13 is fixedly installed above the cooling box 14, a mounting plate 12 is fixedly installed on one side of the bellows 13, the mounting plate 12 is fixedly connected to the equipment housing 1 by screws, an equipment cavity 1302 is provided inside the bellows 13, a flow channel 1301 is provided inside the bellows 13 along the top of the equipment cavity 1302, a fan 16 is provided inside the equipment cavity 1302 to facilitate the extraction of external air, and the fan 16 is fixedly connected to the bellows 13 by screws, a filter plate 15 is fixedly installed on one side of the flow channel 1301 on one side of the bellows 13 to filter the air flowing into the bellows 13.

[0026] Furthermore, a semiconductor refrigeration plate 19 is fixedly installed inside the cooling box 14, and the cooling surface of the semiconductor refrigeration plate 19 faces downward. A fan 20 is fixedly installed inside the cooling box 14 along the bottom of the semiconductor refrigeration plate 19. Side holes 1401 are symmetrically provided on both sides of the cooling box 14, so that after the self-adhesive protective film is composited, low-temperature air can be generated below by energizing the semiconductor refrigeration plate 19, and through the operation of the fan 2 20, cold air can be blown to the self-adhesive protective film transported downward, thereby cooling the self-adhesive protective film, which is beneficial to the subsequent winding of the self-adhesive protective film.

[0027] Furthermore, an air inlet pipe 17 is fixedly installed on one side of the cooling box 14, and the end of the air inlet pipe 17 away from the cooling box 14 is fixedly connected to the wind box 13 and communicated with the equipment cavity 1302. An air outlet pipe 21 is fixedly installed on the other side of the cooling box 14, and a partition 18 is fixedly installed above the middle of the cooling box 14, so that through the operation of the fan 16, external air can be drawn in and transported to the upper space inside the cooling box 14 through the air inlet pipe 17, thereby increasing the air circulation speed above the semiconductor refrigeration plate 19, which is beneficial to the heat dissipation of the heating surface of the semiconductor refrigeration plate 19.

[0028] Furthermore, a roller body three 6 is rotatably installed inside the equipment shell 1 along one side of the pressure roller 9, a roller body two 5 is rotatably installed inside the equipment shell 1 along the lower side of the side of the roller body three 6, and a roller body one 4 is rotatably installed inside the equipment shell 1 along the lower side of the side of the roller body two 5, which facilitates the transportation of the guiding film. A guide roller 8 is rotatably installed on one side of the interior of the equipment shell 1, and guide rods 25 are symmetrically fixedly installed at the front and rear ends above the roller frame 24. The upper ends of the guide rods 25 pass through the lifting plate 22. The provision of the guide rods 25 improves the stability of the elastic lifting and lowering movement of the roller frame 24.

[0029] Working principle: When in use, pour the raw material into the interior of the hot melting mechanism 2, melt the raw material through the hot melting mechanism 2, and then cool and extrude it into a film through the output port of the hot melting mechanism 2, so that it is respectively placed on the outer ring of the roller body 4 and the roller body 2 5, and then output between the support roller 7 and the pressure roller 9, and then add the viscosity-enhancing masterbatch to the hot melting mechanism 2 3, melt the masterbatch through the hot melting mechanism 2 3, and then cool and extrude it into a film through the output port, and then the personnel will pass the viscous material film from the bottom of the roller body 3 6 through the support roller 7 and the pressure roller 9 to overlap with the raw material film, and drive the telescopic rod of the electric cylinder 10 to extend and drive the pressure roller 9 to move downward, so that the two films are compounded into a self-adhesive protective film.

[0030] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A self-adhesive protective film production device, comprising a device housing (1), a first hot melt mechanism (2) and a second hot melt mechanism (3), characterized in that: A support roller (7) is rotatably mounted inside the device housing (1), a pressure roller (9) is provided above the support roller (7), a roller frame (24) is rotatably mounted above the outer side of the pressure roller (9), a compression spring (23) is fixedly mounted above the roller frame (24), a lifting plate (22) is mounted above the compression spring (23), an electric cylinder (10) is mounted above the lifting plate (22), a push rod end of the electric cylinder (10) is fixedly connected to the lifting plate (22), a top plate (11) is fixedly mounted above the electric cylinder (10), and the top plate (11) is fixedly connected to the device housing (1) by screws.

2. The self-adhesive protective film production equipment according to claim 1, characterized in that: A cooling box (14) is provided inside the device housing (1) along one side of the pressure roller (9); a bellows (13) is fixedly installed above the cooling box (14); a mounting plate (12) is fixedly installed on one side of the bellows (13); and the mounting plate (12) is fixedly connected to the device housing (1) by screws.

3. The self-adhesive protective film production equipment according to claim 2, characterized in that: An equipment cavity (1302) is provided inside the bellows (13), a flow channel (1301) is provided inside the bellows (13) along the upper side of the equipment cavity (1302), a fan (16) is provided inside the equipment cavity (1302), and the fan (16) is fixedly connected to the bellows (13) by screws, and a filter plate (15) is fixedly installed on one side of the bellows (13) along one side of the flow channel (1301).

4. The self-adhesive protective film production equipment according to claim 3, characterized in that: A semiconductor refrigeration plate (19) is fixedly installed inside the cooling box (14), a second fan (20) is fixedly installed inside the cooling box (14) along the bottom of the semiconductor refrigeration plate (19), and side holes (1401) are symmetrically provided on both sides of the cooling box (14).

5. The self-adhesive protective film production equipment according to claim 4, characterized in that: An air inlet pipe (17) is fixedly installed on one side of the cooling box (14), and the end of the air inlet pipe (17) away from the cooling box (14) is fixedly connected to the wind box (13) and communicated with the equipment cavity (1302). An air outlet pipe (21) is fixedly installed on the other side of the cooling box (14), and a partition (18) is fixedly installed above the middle of the cooling box (14).

6. The self-adhesive protective film production equipment according to claim 1, characterized in that: The interior of the device housing (1) is provided with a roller body three (6) rotatably mounted along one side of the pressure roller (9), the interior of the device housing (1) is provided with a roller body two (5) rotatably mounted below one side of the roller body three (6), and the interior of the device housing (1) is provided with a roller body one (4) rotatably mounted below one side of the roller body two (5).

7. The self-adhesive protective film production equipment according to claim 1, characterized in that: A guide roller (8) is rotatably mounted on one side of the interior of the device housing (1), and guide rods (25) are symmetrically fixedly mounted on the front and rear ends above the roller frame (24), and the upper ends of the guide rods (25) pass through the lifting plate (22).

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