PET release film recovery device

Abstract

The utility model belongs to the technical field of release films, and particularly relates to a PET (polyethylene terephthalate) release film recovery device which comprises a workbench, and a melting mechanism and a recovery mechanism are respectively arranged above the workbench; the melting mechanism is positioned above the recycling mechanism; the melting mechanism comprises an electric heating pipe, and the action that the electric heating pipe heats and melts the release film is achieved through the melting mechanism; and the recovery mechanism comprises a collecting box and realizes the action of collecting the molten release film by the collecting box. According to the PET release film recovery device, the melting mechanism and the recovery mechanism are arranged, used release films are melted and then filtered, non-quantitative metal impurities attached to the surfaces of the release films are separated out, then the release films are cooled and recycled, and the problems that after an existing device conducts crushing treatment, the impurities are crushed, and the service life of the release films is prolonged are solved. And the difficulty of filtering treatment is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of release films, in particular to a PET release film recovery device. Background Art

[0002] A release film waste recycling device (Announcement No.: CN216372937U) disclosed on a Chinese patent website solves the technical problem that the existing release film waste recycling device usually places the release film inside a box and does not have the function of breaking the release film to reduce the occupied space area, which reduces the use effect of the release film waste recycling device, but still has the following problems:

[0003] In actual use, an indefinite amount of metal impurities will adhere to the surface of the used PET release film, and the impurities will also be crushed after the crushing process, which increases the difficulty of filtering and is inconvenient to use. Utility Model Content

[0004] Based on the technical problem that impurities are also crushed after crushing treatment by existing devices, which increases the difficulty of filtering treatment, the utility model proposes a PET release film recovery device.

[0005] The utility model provides a PET release film recovery device, comprising a workbench, above which a melting mechanism and a recovery mechanism are respectively arranged;

[0006] The melting mechanism is located above the recovery mechanism;

[0007] The melting mechanism includes an electric heating tube, and the melting mechanism realizes the action of the electric heating tube heating and melting the release film;

[0008] The recycling mechanism comprises a collection box, and the recycling mechanism enables the collection box to collect the melted release film.

[0009] Preferably, the melting mechanism also includes a feed hopper, the surface of which is fixedly connected with a sealing cover and a temperature sensor, the surface of the sealing cover is fixedly connected with a stirring motor, the output shaft of the stirring motor is fixedly connected with a stirring rod via a coupling, and the surface of the stirring rod is rotatably connected to the surface of the sealing cover.

[0010] Preferably, a melting tube is fixedly connected to the surface of the feed hopper, a heat preservation plate is fixedly connected to the surface of the melting tube, the surface of the electric heating tube is fixedly connected to the surface of the heat preservation plate, the melting tube is located on the outside of the stirring rod, the electric heating tube is located on the outside of the melting tube, and the heat preservation plate is located on the outside of the electric heating tube.

[0011] Preferably, the recycling mechanism also includes a connecting box, a collecting port is opened on the surface of the connecting box, the surface of the connecting box is fixedly connected to the surface of the workbench, the connecting box is located above the collecting port, the collecting box is located below the collecting port, and a roller is fixedly connected to the surface of the collecting box.

[0012] Preferably, the surface of the connecting box is slidably connected to a guide rod, the surface of the guide rod is fixedly connected to a limiting block, the surface of the guide rod is slidably connected to a filter box, a return spring is provided on the outer side of the guide rod, the two ends of the return spring are respectively fixedly connected to the inner wall of the connecting box and the surface of the filter box, the two guide rods are symmetrically distributed with the axis of the connecting box as the center, and the surfaces of the two guide rods are fixedly connected to push plates.

[0013] Preferably, a mounting bracket is fixedly connected to the surface of the workbench, and two of the mounting brackets are respectively located on both sides of the connecting box. A hydraulic gate valve and a driving motor are respectively fixedly connected to the surfaces of the two mounting brackets. The inner walls of the hydraulic gate valve are respectively fixedly connected to the inner walls of the melting tube and the inner walls of the connecting box. The output shaft of the driving motor is fixedly connected to an impact block through a coupling, and the surface of the impact block is slidably connected to the surface of the push plate.

[0014] The beneficial effects of the utility model are:

[0015] By setting up a melting mechanism and a recycling mechanism, the used release film is melted and then filtered, and an indefinite amount of metal impurities attached to the surface of the release film are separated and then cooled for recycling, which solves the technical problem that the impurities are also crushed after the existing device is crushed, increasing the difficulty of filtering. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of a PET release film recovery device proposed by the utility model;

[0017] Figure 2 A three-dimensional diagram of the stirring rod structure of a PET release film recovery device proposed by the utility model;

[0018] Figure 3 This is a three-dimensional diagram of the filter box structure of a PET release film recovery device proposed by the utility model.

[0019] In the figure: 1. workbench; 2. electric heating tube; 3. collecting box; 201. feeding hopper; 202. sealing cover; 203. temperature sensor; 204. stirring motor; 205. stirring rod; 206. melting tube; 207. insulation board; 301. connecting box; 302. collecting port; 303. roller; 304. guide rod; 305. limit block; 306. filter box; 307. reset spring; 308. push plate; 309. mounting bracket; 310. hydraulic gate valve; 311. driving motor; 312. impact block. DETAILED DESCRIPTION

[0020] 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 of the embodiments.

[0021] Reference Figure 1-Figure 3 , a PET release film recovery device, comprising a workbench 1, above which a melting mechanism and a recovery mechanism are respectively arranged;

[0022] The melting mechanism is located above the recovery mechanism;

[0023] The melting mechanism includes an electric heating tube 2, and the melting mechanism realizes the action of heating the electric heating tube 2 to melt the release film;

[0024] The recycling mechanism comprises a collecting box 3 , and the recycling mechanism enables the collecting box 3 to collect the melted release film.

[0025] The melting mechanism also includes a feed hopper 201, the surfaces of which are fixedly connected with a sealing cover 202 and a temperature sensor 203, the surface of the sealing cover 202 is fixedly connected with a stirring motor 204, the output shaft of the stirring motor 204 is fixedly connected with a stirring rod 205 via a coupling, and the surface of the stirring rod 205 is rotatably connected with the surface of the sealing cover 202.

[0026] Furthermore, the temperature sensor 203 detects the heating temperature of the release film, and the stirring rod 205 accelerates the melting of the release film.

[0027] A melting tube 206 is fixedly connected to the surface of the feed hopper 201, a heat preservation plate 207 is fixedly connected to the surface of the melting tube 206, the surface of the electric heating tube 2 is fixedly connected to the surface of the heat preservation plate 207, the melting tube 206 is located on the outside of the stirring rod 205, the electric heating tube 2 is located on the outside of the melting tube 206, and the heat preservation plate 207 is located on the outside of the electric heating tube 2.

[0028] Furthermore, the heat preservation plate 207 reflects all the heat emitted by the electric heating tube 2 to heat the melting tube 206 .

[0029] The recycling mechanism also includes a connecting box 301, a collecting port 302 is provided on the surface of the connecting box 301, the surface of the connecting box 301 is fixedly connected to the surface of the workbench 1, the connecting box 301 is located above the collecting port 302, the collecting box 3 is located below the collecting port 302, and a roller 303 is fixedly connected to the surface of the collecting box 3.

[0030] Furthermore, the release film in the melting tube 206 passes through the connecting box 301 and falls into the collecting box 3 for recycling.

[0031] The surface of the connecting box 301 is slidably connected to a guide rod 304, the surface of the guide rod 304 is fixedly connected to a limit block 305, the surface of the guide rod 304 is slidably connected to a filter box 306, a return spring 307 is provided on the outer side of the guide rod 304, the two ends of the return spring 307 are respectively fixedly connected to the inner wall of the connecting box 301 and the surface of the filter box 306, the two guide rods 304 are symmetrically distributed with the axis of the connecting box 301 as the center, and the surfaces of the two guide rods 304 are fixedly connected to push plates 308.

[0032] Furthermore, the return spring 307 drives the filter box 306 to reciprocate along the axis direction of the guide rod 304 .

[0033] The surface of the workbench 1 is fixedly connected with a mounting bracket 309, and the two mounting brackets 309 are respectively located on both sides of the connection box 301. The surfaces of the two mounting brackets 309 are respectively fixedly connected with a hydraulic gate valve 310 and a drive motor 311. The inner wall of the hydraulic gate valve 310 is respectively fixedly connected with the inner wall of the melting tube 206 and the inner wall of the connection box 301. The output shaft of the drive motor 311 is fixedly connected with a collision block 312 through a coupling, and the surface of the collision block 312 is slidably connected with the surface of the push plate 308.

[0034] Furthermore, the hydraulic gate valve 310 controls the flow of the melted release film, and the driving motor 311 drives the impact block 312 to slide and connect with the push plate 308 to drive the filter box 306 to move.

[0035] By setting up a melting mechanism and a recycling mechanism, the used release film is melted and then filtered, and an indefinite amount of metal impurities attached to the surface of the release film are separated and then cooled for recycling, which solves the technical problem that the impurities are also crushed after the existing device is crushed, increasing the difficulty of filtering.

[0036] Working principle:

[0037] Before use, the stirring rod 205 is placed inside the melting tube 206, the release film is placed in the feed hopper 201, and the sealing cover 202 is covered to fix one end of the stirring rod 205 to the output shaft of the stirring motor 204. The electric heating tube 2 is started, and the heat preservation plate 207 reflects the heat emitted by the electric heating tube 2 to the melting tube 206 to improve the melting efficiency. The inner wall of the feed hopper 201 is installed with a temperature sensor 203. When the temperature reaches the melting point of the release film, the stirring motor 204 is driven to drive the stirring rod 205 to stir the release film to accelerate the melting of the release film. After the release film melts, the hydraulic gate valve 310 is opened to allow the release film to fall into the filter box 306 in the connection box 301, and the driving motor 311 is started to drive the impact block 312 to rotate. The surface of the impact block 312 contacts the surface of the push plate 308, driving the two guide rods 304 to slide on the surface of the connection box 301, and the limit block 305 on the surface of the guide rod 304 drives the filter box 306 to compress the reset spring 307. When the impact block 312 leaves the push plate 308, the reset spring 307 pushes the filter box 306 to reset. The melted release film is vibrated and filtered by the filter box 306 and then falls into the collection box 3 through the collection port 302. A plurality of rollers 303 are installed at the bottom of the collection box 3 for easy movement.

[0038] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A PET release film recovery device, comprising a workbench (1), characterized in that: A melting mechanism and a recovery mechanism are respectively arranged above the workbench (1); The melting mechanism is located above the recovery mechanism; The melting mechanism comprises an electric heating tube (2), and the melting mechanism realizes the action of the electric heating tube (2) heating and melting the release film; The recycling mechanism comprises a collection box (3), and the recycling mechanism enables the collection box (3) to collect the melted release film.

2. A PET release film recovery device according to claim 1, characterized in that: The melting mechanism further comprises a feed hopper (201), the surface of the feed hopper (201) being fixedly connected to a sealing cover (202) and a temperature sensor (203), the surface of the sealing cover (202) being fixedly connected to a stirring motor (204), the output shaft of the stirring motor (204) being fixedly connected to a stirring rod (205) via a coupling, and the surface of the stirring rod (205) being rotatably connected to the surface of the sealing cover (202).

3. A PET release film recovery device according to claim 2, characterized in that: The surface of the feed hopper (201) is fixedly connected to a melting tube (206), the surface of the melting tube (206) is fixedly connected to a heat preservation plate (207), the surface of the electric heating tube (2) is fixedly connected to the surface of the heat preservation plate (207), the melting tube (206) is located on the outside of the stirring rod (205), the electric heating tube (2) is located on the outside of the melting tube (206), and the heat preservation plate (207) is located on the outside of the electric heating tube (2).

4. A PET release film recovery device according to claim 3, characterized in that: The recycling mechanism further comprises a connection box (301), a collection port (302) being provided on the surface of the connection box (301), the surface of the connection box (301) being fixedly connected to the surface of the workbench (1), the connection box (301) being located above the collection port (302), the collection box (3) being located below the collection port (302), and a roller (303) being fixedly connected to the surface of the collection box (3).

5. A PET release film recovery device according to claim 4, characterized in that: The surface of the connection box (301) is slidably connected to a guide rod (304), the surface of the guide rod (304) is fixedly connected to a limit block (305), the surface of the guide rod (304) is slidably connected to a filter box (306), a return spring (307) is provided on the outer side of the guide rod (304), the two ends of the return spring (307) are respectively fixedly connected to the inner wall of the connection box (301) and the surface of the filter box (306), the two guide rods (304) are symmetrically distributed with the axis of the connection box (301) as the center, and the surfaces of the two guide rods (304) are fixedly connected to push plates (308).

6. A PET release film recovery device according to claim 5, characterized in that: The surface of the workbench (1) is fixedly connected with a mounting bracket (309), and the two mounting brackets (309) are respectively located on both sides of the connection box (301). The surfaces of the two mounting brackets (309) are respectively fixedly connected with a hydraulic gate valve (310) and a drive motor (311), and the inner wall of the hydraulic gate valve (310) is respectively fixedly connected with the inner wall of the melting tube (206) and the inner wall of the connection box (301), and the output shaft of the drive motor (311) is fixedly connected with an impact block (312) through a coupling, and the surface of the impact block (312) is slidably connected with the surface of the push plate (308).

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