Large panel surface coating device

Abstract

The utility model relates to the technical field of large panel coating, specifically a large panel surface coating device, including a base, the upper end face of the base is fixedly connected to a bracket, a coating mechanism is arranged below the bracket, the coating mechanism includes a protective film fixing frame, the left side of the protective film fixing frame is rotatably connected to a winding roller, the outer wall of the winding roller is provided with a protective film, two electromagnets are adsorbed with the inner bottom end of the locking frame, so that one side of the protective film is fixed inside the locking frame, and then the sliding rod can be pulled to the right by the handle, and the movement of the sliding rod drives the protective film to spread to the right, and the winding roller follows the rotation at this time, so as to unwind the protective film, and after the sliding rod moves to the rightmost side of the protective film fixing frame, the spreading of the protective film is completed. This structure makes the spreading and fixing of the protective film more convenient, simple to operate, saves time and effort, effectively improves the overall work efficiency, and reduces the labor degree of the staff at the same time.

Description

Technical Field

[0001] The utility model relates to the technical field of large panel coating, in particular to a large panel surface coating device. Background Art

[0002] The PVC panel is the outer cover of the electrical control panel. This type of large panel is usually equipped with buttons and display screens. In order to protect the buttons and display screens, a protective film can be attached to the outer surface of the PVC panel to prevent dust, oil and moisture.

[0003] Chinese patent (patent number: CN217293523U, discloses a large panel surface coating device), the large panel surface coating device has four limit rods welded on the base plate, which are used to limit the heating seat and the protective film positioning frame, which is convenient for disassembly and assembly, and the positioning template is installed on the base plate with a snap-on structure, which is convenient for replacement. The matching positioning template can be used according to the shape of the PVC panel. The entire coating device is easy to disassemble and assemble, with a simple structure, which is conducive to its maintenance, can reduce its loss, and greatly reduce the cost of use;

[0004] However, when the above device is actually used, after each panel lamination, a new protective film needs to be manually placed inside the protective film positioning frame, and then a series of adjustments and fixations are performed before the lamination operation can be performed. The operation is relatively cumbersome, and film replacement is inconvenient, which reduces the overall work efficiency. Utility Model Content

[0005] The utility model aims to provide a large panel surface coating device, which has the characteristics of simple operation, time and labor saving, effective improvement of overall work efficiency and reduction of the labor degree of the staff.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a large panel surface coating device, comprising a base, the upper end face of the base is fixedly connected with a bracket, and a coating mechanism is arranged under the bracket, and the coating mechanism comprises a protective film fixing frame, the left side of the protective film fixing frame is rotatably connected with a winding roller, the outer wall of the winding roller is provided with a protective film, and the front and rear sides of the protective film fixing frame are provided with sliding grooves, a sliding rod is slidably connected between the two sliding grooves, and a locking frame is fixedly connected to the side of the sliding rod close to the winding roller, and two electromagnets are arranged inside the locking frame, and springs are arranged between the two electromagnets and the inner top of the locking frame, the upper end face of the protective film fixing frame is fixedly connected with a gate frame, and two electric push rods are installed on the upper end face of the gate frame, and the output ends of the two electric push rods extend to the inner side of the gate frame and are fixedly connected with a hot pressing mold.

[0007] In order to facilitate the positioning and fixing of the panel, as a preferred large panel surface coating device of the utility model, the upper end surface of the base is fixedly connected with a support, the upper end surface of the support is fixedly connected with a positioning plate, and the upper end surface of the positioning plate is provided with a positioning frame.

[0008] In order to drive the entire laminating mechanism to move, as a preferred large panel surface laminating device of the utility model, a cylinder is installed at the top of the bracket, and the output end of the cylinder is fixedly connected to the upper end surface of the portal frame.

[0009] In order to facilitate the adsorption and fixation of the electromagnet, as a preferred large panel surface coating device of the utility model, the cross-section of the locking frame is a "C"-shaped structure and the inner bottom end is made of magnetic metal material.

[0010] In order to facilitate the sliding of the slide bar, as a preferred large panel surface coating device of the utility model, the front end of the slide bar extends to the front end of the protective film fixing frame and is fixedly connected with a handle.

[0011] In order to lock and fix the roller, as a preferred large panel surface coating device of the utility model, the outer wall of the roller is provided with a locking nut.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] When laminating a large panel, first place the large panel inside the positioning frame on the upper end of the positioning plate so that the large panel is placed stably and the upper end surface of the large panel protrudes from the positioning frame to facilitate subsequent lamination. Then, pull out one side of the protective film and place it inside the locking frame, start the two electromagnets, and the two electromagnets are adsorbed on the inner bottom end of the locking frame, thereby fixing one side of the protective film inside the locking frame. Then, the sliding bar can be pulled to the right by the handle, and the movement of the sliding bar drives the protective film to spread to the right. At this time, the winding roller follows the rotation to unwind the protective film. After the sliding bar moves to the rightmost side of the protective film fixing frame, the spreading of the protective film is completed. This structure makes the spreading and fixing of the protective film more convenient, simple to operate, saves time and effort, effectively improves the overall work efficiency, and reduces the labor intensity of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is the overall main structural diagram of the utility model;

[0015] Figure 2 It is a partial top view of the structure of the utility model;

[0016] Figure 3 This is a three-dimensional structural diagram of the locking frame of the utility model;

[0017] Figure 4 This is a top view of the positioning plate of the utility model.

[0018] In the figure: 1. base; 2. bracket; 3. laminating mechanism; 4. protective film fixing frame; 5. winding roller; 6. protective film; 7. slide groove; 8. slide rod; 9. locking frame; 10. electromagnet; 11. spring; 12. door frame; 13. electric push rod; 14. hot pressing mold; 15. support; 16. positioning plate; 17. positioning frame; 18. cylinder; 19. handle. DETAILED DESCRIPTION

[0019] See also Figures 1 to 4 A large panel surface coating device comprises a base 1, the upper end surface of the base 1 is fixedly connected with a bracket 2, a coating mechanism 3 is arranged below the bracket 2, the coating mechanism 3 comprises a protective film fixing frame 4, a roller 5 is rotatably connected to the left side of the protective film fixing frame 4, a protective film 6 is arranged on the outer wall of the roller 5, a slide groove 7 is provided on the front and rear sides of the protective film fixing frame 4, a slide rod 8 is slidably connected between the two slide grooves 7, a locking frame 9 is fixedly connected to the side of the slide rod 8 close to the roller 5, two electromagnets 10 are arranged inside the locking frame 9, springs 11 are arranged between the two electromagnets 10 and the inner top of the locking frame 9, a door frame 12 is fixedly connected to the upper end surface of the protective film fixing frame 4, two electric push rods 13 are installed on the upper end surface of the door frame 12, and the output ends of the two electric push rods 13 extend to the inner side of the door frame 12 and are fixedly connected with a hot pressing mold 14.

[0020] In this embodiment: when laminating a large panel, first place the large panel inside the positioning frame 17 at the upper end of the positioning plate 16, so that the large panel is placed stably, and the upper end surface of the large panel protrudes from the positioning frame 17, which is convenient for subsequent laminating, and then pull out one side of the protective film 6 and place it inside the locking frame 9, start the two electromagnets 10, and the two electromagnets 10 are adsorbed with the inner bottom end of the locking frame 9, so that one side of the protective film is fixed inside the locking frame 9, and then the sliding bar 8 can be pulled to the right by the handle 19, and the movement of the sliding bar 8 drives the protective film 6 to spread to the right, and the winding roller 5 at this time follows the rotation, so as to unwind the protective film 6, and after the sliding bar 8 moves to the rightmost side of the protective film fixing frame 4, the spreading of the protective film is completed, and this structure makes the spreading and fixing of the protective film 6 more convenient, simple to operate, saves time and effort, effectively improves the overall work efficiency, and reduces the labor degree of the staff;

[0021] The cylinder 18 is further started to drive the entire laminating mechanism 3 to move downward, so that the spread protective film 6 covers the upper surface of the large panel. At the same time, the two electric push rods 13 are started to drive the hot pressing mold 14 to move downward, so that the hot pressing mold 14 performs hot pressing from the upper surface of the protective film 6, thereby improving the firmness and flatness of the lamination, thereby completing the lamination work on the large panel.

[0022] As a technical optimization solution of the utility model, the upper end surface of the base 1 is fixedly connected with a support 15 , the upper end surface of the support 15 is fixedly connected with a positioning plate 16 , and the upper end surface of the positioning plate 16 is provided with a positioning frame 17 .

[0023] In this embodiment, a positioning frame 17 is provided on the upper end surface of the positioning plate 16. The positioning frame 17 matches the large panel to fix the large panel.

[0024] As a technical optimization solution of the utility model, a cylinder 18 is installed on the top of the bracket 2, and the output end of the cylinder 18 is fixedly connected to the upper end surface of the door frame 12.

[0025] In this embodiment, the output end of the cylinder 18 is fixedly connected to the upper end surface of the portal frame 12, so as to drive the entire laminating mechanism 3 to move downward to perform the laminating operation.

[0026] As a technical optimization solution of the present invention, the cross-section of the locking frame 9 is a "C"-shaped structure and the inner bottom is made of magnetic metal material.

[0027] In this embodiment, the cross section of the locking frame 9 is a "C"-shaped structure and the inner bottom is made of magnetic metal material, so as to facilitate the fixing of the protective film 6. When the two electromagnets 10 are closed, the electromagnets 10 are reset under the pulling force of the spring 11.

[0028] As a technical optimization solution of the present invention, the front end of the slide rod 8 extends to the front end of the protective film fixing frame 4 and is fixedly connected with a handle 19 .

[0029] In this embodiment, the handle 19 is convenient for the user to drive the slide bar 8 to move left and right, so as to adjust the position of the locking frame 9.

[0030] As a technical optimization solution of the present invention, a locking nut is provided on the outer wall of the winding roller 5 .

[0031] In this embodiment: a locking nut is provided on the outer wall of the winding roller 5 to facilitate locking and fixing the winding roller 5 to prevent it from rotating autonomously.

[0032] Working principle: When laminating a large panel, first place the large panel inside the positioning frame 17 at the upper end of the positioning plate 16, so that the large panel is placed stably, and the upper end surface of the large panel protrudes from the positioning frame 17, which is convenient for subsequent laminating. Then, pull out one side of the protective film 6 and place it inside the locking frame 9, start the two electromagnets 10, and the two electromagnets 10 are adsorbed with the inner bottom of the locking frame 9, so that one side of the protective film is fixed inside the locking frame 9, and then the handle 19 can be used to pull the slide bar 8 to the right, and the movement of the slide bar 8 drives The protective film 6 spreads to the right, and the winding roller 5 rotates accordingly at this time, thereby unwinding the protective film 6. After the slide bar 8 moves to the rightmost side of the protective film fixing frame 4, the spreading of the protective film is completed, and the cylinder 18 is further started to drive the entire laminating mechanism 3 to move downward, so that the spread protective film 6 covers the upper surface of the large panel, and at the same time, the two electric push rods 13 are started to drive the hot pressing mold 14 to move downward, so that the hot pressing mold 14 performs hot pressing from the upper surface of the protective film 6, thereby improving the firmness and flatness of the lamination, thereby completing the lamination work of the large panel.

[0033] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A large panel surface coating device, comprising a base (1), characterized in that: The upper end surface of the base (1) is fixedly connected to a bracket (2), a coating mechanism (3) is arranged below the bracket (2), the coating mechanism (3) comprises a protective film fixing frame (4), a roller (5) is rotatably connected to the left side of the protective film fixing frame (4), a protective film (6) is arranged on the outer wall of the roller (5), a slide groove (7) is provided on both the front and rear sides of the protective film fixing frame (4), a slide rod (8) is slidably connected between the two slide grooves (7), and the slide rod (8) is close to the roller (5). One side is fixedly connected to a locking frame (9), two electromagnets (10) are arranged inside the locking frame (9), and springs (11) are arranged between the two electromagnets (10) and the inner top of the locking frame (9). The upper end surface of the protective film fixing frame (4) is fixedly connected to a door frame (12), and the upper end surface of the door frame (12) is equipped with two electric push rods (13), and the output ends of the two electric push rods (13) extend to the inner side of the door frame (12) and are fixedly connected to a hot pressing mold (14).

2. A large panel surface coating device according to claim 1, characterized in that: The upper end surface of the base (1) is fixedly connected to a support (15), the upper end surface of the support (15) is fixedly connected to a positioning plate (16), and the upper end surface of the positioning plate (16) is provided with a positioning frame (17).

3. A large panel surface coating device according to claim 1, characterized in that: A cylinder (18) is installed at the top end of the bracket (2), and the output end of the cylinder (18) is fixedly connected to the upper end surface of the portal frame (12).

4. A large panel surface coating device according to claim 1, characterized in that: The cross section of the locking frame (9) is in a "C"-shaped structure and the inner bottom end is made of a magnetic metal material.

5. The large panel surface coating device according to claim 1, characterized in that: The front end of the sliding rod (8) extends to the front end of the protective film fixing frame (4) and is fixedly connected to a handle (19).

6. A large panel surface coating device according to claim 1, characterized in that: The outer wall of the winding roller (5) is provided with a locking nut.

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