PVC film waste recycling and crushing device

Abstract

The utility model discloses a PVC (polyvinyl chloride) film waste recycling and crushing device, which relates to the technical field of PVC film recycling and comprises a crushing box, a feeding cover is arranged at the upper end of the crushing box, a feeding port is arranged at the upper end of the feeding cover, and a conveyor belt mounting frame is connected to the left side of the crushing box. The left end of the conveying belt mounting frame is connected with a feeding assembly used for feeding PVC film materials to the crushing box, a crushing structure is arranged in the crushing box, a spraying unit used for removing static electricity of PVC film fragments in the crushing box is arranged at the front end of the crushing box, and the lower end of the crushing box is connected with a discharging port. According to the PVC film crushing device, PVC film materials to be crushed are continuously fed into the crushing box through the feeding assembly, the safety is guaranteed, meanwhile, the feeding efficiency is improved, static electricity generated when PVC film fragments are crushed is effectively removed through the spraying unit, static electricity generated when the PVC film fragments are crushed is effectively removed through the spraying unit, and the PVC film crushing device has the advantages of being simple in structure, convenient to operate and high in practicability. The crushing effect is improved, and the equipment is convenient to clean.

Description

Technical Field

[0001] The utility model relates to the technical field of PVC film recycling, in particular to a PVC film waste recycling and crushing device. Background Art

[0002] The side materials, head and tail materials and defective products generated during the production process of PCV film can be recycled and processed to make other PVC products such as PVC flooring. When recycling PVC film materials, they are generally crushed first. The PVC film recycling machine recorded in the patent announcement number CN220075254U has a feeding method of first putting the PVC film materials to be crushed into the hopper, and then operating the hopper to rise to the feed port to feed the PVC film materials into the machine. The feeding is intermittent and the feeding efficiency is low. The PVC film materials are prone to generate static electricity when crushed, resulting in static adsorption, which affects the crushing effect and is difficult to clean.

[0003] Based on this, a PVC film waste recycling and crushing device is now provided, which can eliminate the disadvantages of the existing devices. Utility Model Content

[0004] The utility model aims to provide a PVC film waste recycling and crushing device to solve the problems in the background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A PVC film waste recycling and crushing device comprises a crushing box, a feed cover is provided at the upper end of the crushing box, a feed port is provided at the upper end of the feed cover, a conveyor belt mounting frame is connected to the left side of the crushing box, the left end of the conveyor belt mounting frame is connected to a feeding component for feeding PVC film material to the crushing box, a crushing structure is provided in the crushing box, a spray unit for removing static electricity from PVC film fragments in the crushing box is provided at the front end of the crushing box, a discharge port is connected to the lower end of the crushing box, and a water filtering and feeding mechanism for recovering antistatic agent solution is connected to the rear end of the discharge port.

[0007] On the basis of the above technical solutions, the present invention also provides the following optional technical solutions:

[0008] In an optional scheme: the feeding assembly includes an upper conveying roller rotatably arranged at the upper end of a conveyor belt mounting frame and a lower conveying roller at the lower end, the upper conveying roller and the lower conveying roller are parallel to each other, a conveyor belt driving motor is connected to the position of the lower conveying roller at the rear end of the conveyor belt mounting frame, a power output shaft of the conveyor belt driving motor passes through the rear end of the conveyor belt mounting frame and is connected to the lower conveying roller, a conveyor belt is matched with the upper conveying roller and the lower conveying roller, and an auxiliary loading block is provided on the conveyor belt to prevent the PVC film from sliding down along the conveyor belt.

[0009] In an optional solution: the auxiliary loading block includes a plurality of anti-slip blocks arranged in parallel on the surface of the conveyor belt.

[0010] In an optional solution: the crushing structure includes two crushing rollers arranged in parallel inside the crushing box and rotatably connected to the crushing box, one end of the crushing roller passes through the crushing box and is connected to the power output shaft of the crushing motor, and the crushing motor is connected to the outer side wall of the crushing box.

[0011] In an optional scheme: the spray unit includes an antistatic agent solution circulation pool arranged on the ground below the discharge port, an infusion pump is provided in the antistatic agent solution circulation pool, antistatic agent solution is accumulated in the antistatic agent solution circulation pool, the output end of the infusion pump is connected to the liquid inlet end of the liquid delivery pipe, the liquid outlet end of the liquid delivery pipe is connected to the liquid spray head, and the liquid spray head is arranged on the feed cover.

[0012] In an optional scheme: the water filtering and feeding mechanism includes a conveying cylinder connected to the rear end face of the crushing box, the rear end of the conveying cylinder is higher than the front end of the conveying cylinder, the rear end of the conveying cylinder is connected to the auger driving motor, the power output shaft of the auger driving motor is connected to the feeding auger rotatably arranged in the conveying cylinder, and the lower part of the conveying cylinder near the rear end is provided with a conveying cylinder outlet for discharging, the upper part of the front end of the conveying cylinder is connected to the discharge collecting hopper, and the discharge collecting hopper is located directly below the discharge port, and the lower part of the front end of the conveying cylinder is provided with a leakage hole for filtering the antistatic agent solution.

[0013] In an optional solution: the auger drive motor is a motor-reducer integrated motor.

[0014] In an optional solution, the outer diameter of the conveying auger matches the inner diameter of the conveying cylinder.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0016] The utility model provides a feeding component to continuously feed the PVC film material to be crushed into the crushing box, thereby ensuring safety and improving the feeding efficiency. The utility model provides a spray unit to effectively remove the static electricity generated by the PVC film fragments during crushing, thereby improving the crushing effect and facilitating the cleaning of the equipment. The antistatic agent solution is recovered by providing a water filtering and feeding mechanism, thereby improving the utilization rate of the antistatic agent solution. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the upper structure of the left front end of the utility model.

[0018] Figure 2 It is a schematic diagram of the upper structure of the right rear end of the utility model.

[0019] Figure 3It is a schematic diagram of the cross-sectional structure of the utility model.

[0020] Figure 4 It is a partial enlarged view of A in the utility model 3.

[0021] Notes on figure numbers: 101, crushing box; 102, feed cover; 103, feed port; 104, discharge port; 105, crushing roller; 106, crushing motor; 201, conveyor belt mounting bracket; 202, upper conveyor roller; 203, lower conveyor roller; 204, conveyor belt; 205, anti-slip block; 206, conveyor belt drive motor; 301, discharge collection hopper; 302, conveying cylinder; 303, conveying auger; 304, auger drive motor; 305, conveying cylinder outlet; 306, leakage hole; 401, antistatic agent solution circulation pool; 402, infusion pump; 403, liquid delivery pipe; 404, liquid spray head. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments.

[0023] In one embodiment, Figure 1-Figure 4 As shown, a PVC film waste recycling and crushing device includes a crushing box 101.

[0024] In this embodiment, a feed cover 102 is provided at the upper end of the crushing box 101, and a feed port 103 is provided at the upper end of the feed cover 102. A conveyor belt mounting frame 201 is connected to the left side of the crushing box 101, and the left end of the conveyor belt mounting frame 201 is connected to a feeding assembly for feeding PVC film material to the crushing box 101. A crushing structure is provided in the crushing box 101, and a spray unit for removing static electricity from PVC film fragments in the crushing box 101 is provided at the front end of the crushing box 101. A discharge port 104 is connected to the lower end of the crushing box 101, and a water filtering and feeding mechanism for recovering antistatic solution is connected to the rear end of the discharge port 104. The PVC film to be crushed is first placed on the feeding assembly, and the feeding assembly feeds the PVC film to be crushed into the crushing box 101 to be crushed by the crushing structure. While being crushed, the PVC film is subjected to the antistatic removal effect of the spray unit, and the crushed PVC film passing through the discharge port 104 is drained of the antistatic solution under the action of the water filtering and feeding mechanism and then discharged.

[0025] In one embodiment, Figure 1 and Figure 2As shown, the feeding assembly includes an upper conveying roller 202 rotatably arranged at the upper end of a conveyor belt mounting frame 201 and a lower conveying roller 203 at the lower end, the upper conveying roller 202 and the lower conveying roller 203 are parallel to each other, a conveyor belt driving motor 206 is connected to the rear end of the conveyor belt mounting frame 201 corresponding to the position of the lower conveying roller 203, the power output shaft of the conveyor belt driving motor 206 passes through the rear end of the conveyor belt mounting frame 201 and is connected to the lower conveying roller 203, a conveyor belt 204 is matched with the upper conveying roller 202 and the lower conveying roller 203, and an auxiliary loading block is provided on the conveyor belt 204 to prevent the PVC film from sliding down along the conveyor belt 204.

[0026] In one embodiment, Figure 1 As shown, the auxiliary loading block includes a plurality of anti-slip blocks 205 arranged in parallel on the surface of the conveyor belt 204 , and the anti-slip blocks 205 can prevent the PVC film from sliding downward along the conveyor belt 204 .

[0027] In one embodiment, Figure 1 and Figure 3 As shown, the crushing structure includes two crushing rollers 105 arranged in parallel inside the crushing box 101 and rotatably connected to the crushing box 101. One end of the crushing roller 105 passes through the crushing box 101 and is connected to the power output shaft of the crushing motor 106. The crushing motor 106 is connected to the outer wall of the crushing box 101.

[0028] In one embodiment, Figure 1 and Figure 3 As shown, the spray unit includes an antistatic agent solution circulation pool 401 arranged on the ground below the discharge port 104, an infusion pump 402 is arranged in the antistatic agent solution circulation pool 401, and antistatic agent solution is accumulated in the antistatic agent solution circulation pool 401. The output end of the infusion pump 402 is connected to the liquid inlet end of the liquid delivery pipe 403, and the liquid outlet end of the liquid delivery pipe 403 is connected to the liquid spray head 404. The liquid spray head 404 is arranged on the feed cover 102, and the infusion pump 402 pumps the liquid to the liquid spray head 404 through the liquid delivery pipe 403. The liquid is sprayed out after reaching the liquid spray head 404.

[0029] In one embodiment, Figure 2-Figure 4As shown, the water filtering and feeding mechanism includes a conveying cylinder 302 connected to the rear end face of the crushing box 101, the rear end of the conveying cylinder 302 is higher than the front end of the conveying cylinder 302, the rear end of the conveying cylinder 302 is connected to an auger drive motor 304, the power output shaft of the auger drive motor 304 is connected to a feeding auger 303 rotatably arranged in the conveying cylinder 302, a conveying cylinder outlet 305 for discharging is provided at the lower part of the conveying cylinder 302 near the rear end, the upper part of the front end of the conveying cylinder 302 is connected to a discharge collecting hopper 301, and the discharge collecting hopper 301 is located directly below the discharge port 104, a leakage hole 306 for filtering the antistatic solution is provided at the lower part of the front end of the conveying cylinder 302, the auger drive motor 304 lifts the PVC film fragments in the discharge collecting hopper 301 to the conveying cylinder outlet 305 through the feeding auger 303 for discharge, and the antistatic solution mixed in the PVC fragments leaks downward through the leakage hole 306 and is recovered by the spray unit.

[0030] In one embodiment, Figure 3 As shown, the auger drive motor 304 is an integrated motor with a motor reducer, which outputs high torque at a low speed to prevent the feeding auger 303 from rotating too fast so that a large amount of antistatic solution and the broken PVC film are discharged from the conveying cylinder outlet 305.

[0031] In one embodiment, Figure 3 As shown, the outer diameter of the feeding auger 303 matches the inner diameter of the conveying cylinder 302. When the PVC film fragments are lifted by the feeding auger 303, the amount of the PVC film fragments leaking downward from the gap between the feeding auger 303 and the conveying cylinder 302 is reduced as much as possible, thereby improving the conveying efficiency.

[0032] The above embodiment discloses a PVC film waste recycling and crushing device, wherein the PVC film to be crushed is placed on the conveyor belt 204, and the conveyor belt driving motor 206 drives the conveyor belt 204 through the lower conveying roller 203, and the PVC film to be crushed is sent to the top of the feed inlet 103 by the conveyor belt 204 and then falls into the crushing box 101, and the crushing motor 106 drives the crushing roller 105 to crush the PVC film to be crushed, and at the same time, the infusion pump 402 pumps the antistatic agent solution in the antistatic agent solution circulation pool 401 into the liquid delivery pipe 403, and the antistatic agent solution The liquid flows along the liquid conveying pipe 403 to the liquid spraying head 404 and is sprayed out through the liquid spraying head 404 to remove the static electricity carried by the PVC film fragments inside the crushing box 101. The crushed PVC film mixed with the antistatic agent solution falls into the discharge collection bucket 301 through the discharge port 104. The antistatic agent solution in the discharge collection bucket 301 leaks downward into the antistatic agent solution circulation pool 401 through the leakage hole 306. The auger driving motor 304 drives the feeding auger 303 to lift the crushed PVC film in the discharge collection bucket 301 to the conveying cylinder outlet 305 for discharge.

[0033] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art who is familiar with the present technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A PVC film waste recycling and crushing device, comprising a crushing box (101); It is characterized in that The upper end of the crushing box (101) is provided with a feed cover (102), and the upper end of the feed cover (102) is provided with a feed port (103). The left side of the crushing box (101) is connected with a conveyor belt mounting frame (201), and the left end of the conveyor belt mounting frame (201) is connected with a feeding component for feeding PVC film material to the crushing box (101). The crushing box (101) is provided with a crushing structure, and the front end of the crushing box (101) is provided with a spray unit for removing static electricity from PVC film fragments in the crushing box (101). The lower end of the crushing box (101) is connected with a discharge port (104), and the rear end of the discharge port (104) is connected with a water filtering and feeding mechanism for recovering antistatic agent solution.

2. A PVC film waste recycling and crushing device according to claim 1, characterized in that: The feeding assembly comprises an upper conveying roller (202) rotatably arranged at the upper end of a conveyor belt mounting frame (201) and a lower conveying roller (203) at the lower end; the upper conveying roller (202) and the lower conveying roller (203) are parallel to each other; a conveyor belt driving motor (206) is connected to the rear end of the conveyor belt mounting frame (201) corresponding to the position of the lower conveying roller (203); a power output shaft of the conveyor belt driving motor (206) passes through the rear end of the conveyor belt mounting frame (201) and is connected to the lower conveying roller (203); a conveyor belt (204) is matched with the upper conveying roller (202) and the lower conveying roller (203); and an auxiliary loading block is provided on the conveyor belt (204) for preventing the PVC film from sliding down along the conveyor belt (204).

3. A PVC film waste recycling and crushing device according to claim 2, characterized in that: The auxiliary loading block comprises a plurality of anti-slip blocks (205) arranged in parallel on the surface of the conveyor belt (204).

4. A PVC film waste recycling and crushing device according to claim 1, characterized in that: The crushing structure comprises two crushing rollers (105) arranged in parallel inside the crushing box (101) and rotatably connected to the crushing box (101); one end of the crushing roller (105) passes through the crushing box (101) and is connected to the power output shaft of a crushing motor (106); and the crushing motor (106) is connected to the outer wall of the crushing box (101).

5. The PVC film waste recycling and crushing device according to claim 1, characterized in that: The spray unit comprises an antistatic agent solution circulation pool (401) arranged on the ground below the discharge port (104), an infusion pump (402) being arranged in the antistatic agent solution circulation pool (401), antistatic agent solution being stored in the antistatic agent solution circulation pool (401), an output end of the infusion pump (402) being connected to a liquid inlet end of a liquid delivery pipe (403), a liquid outlet end of the liquid delivery pipe (403) being connected to a liquid spray head (404), and the liquid spray head (404) being arranged through the feed cover (102).

6. A PVC film waste recycling and crushing device according to claim 1, characterized in that: The water filtering and feeding mechanism comprises a conveying cylinder (302) connected to the rear end face of the crushing box (101), the rear end of the conveying cylinder (302) is higher than the front end of the conveying cylinder (302), the rear end of the conveying cylinder (302) is connected to an auger driving motor (304), the power output shaft of the auger driving motor (304) is connected to a feeding auger (303) rotatably arranged in the conveying cylinder (302), a conveying cylinder outlet (305) for discharging is provided at the lower part of the conveying cylinder (302) near the rear end, the upper part of the front end of the conveying cylinder (302) is connected to a discharge collecting hopper (301), and the discharge collecting hopper (301) is located directly below the discharge port (104), and a leakage hole (306) for filtering the antistatic agent solution is provided at the lower part of the front end of the conveying cylinder (302).

7. A PVC film waste recycling and crushing device according to claim 6, characterized in that: The auger drive motor (304) is a motor integrated with a reducer.

8. The PVC film waste recycling and crushing device according to claim 6, characterized in that: The outer diameter of the conveying auger (303) matches the inner diameter of the conveying cylinder (302).

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