A logistics plastic pallet crushing device

By designing an automatic lifting and limiting crushing device for logistics plastic pallets, the problem of workers frequently bending over to lift them was solved, achieving automatic feeding and unloading, reducing labor intensity and safety risks.

CN122442846APending Publication Date: 2026-07-24JIANGSU BASCO NEW MATERIAL CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
JIANGSU BASCO NEW MATERIAL CO LTD
Filing Date
2026-05-28
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

Existing logistics plastic pallet crushing equipment requires workers to frequently bend over and lift pallets for loading, resulting in high workload and safety hazards.

Method used

A crushing device for logistics plastic pallets was designed. By setting up a moving frame and a push plate, it can realize automatic lifting and limiting functions, avoid manual feeding, and realize automatic unloading by gravity guidance, reducing manual operation.

Benefits of technology

This eliminates the need for manual handling and loading, reducing the labor intensity of workers, preventing safety accidents, and ensuring the stability of pallets during loading and unloading.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application belongs to the technical field of plastic pallet crushing, and particularly relates to a logistics plastic pallet crushing device, which comprises a crushing frame, a rotating rod rotatably connected in the crushing frame, a crushing roller fixedly connected to the surface of the rotating rod, a feeding port fixedly connected to the upper surface of the crushing frame, a supporting frame fixedly connected to one side of the feeding port, a lead screw rotatably connected in the supporting frame, a moving plate threadedly connected to the surface of the lead screw, a first moving rod slidingly connected in the moving plate, a moving frame fixedly connected to one end of the first moving rod, and a push plate rotatably connected in the moving frame. The device can automatically complete lifting and feeding, workers are not required to carry and feed, the labor intensity of workers is reduced, and workers are prevented from being close to the high feeding port to cause bumping and other safety accidents.
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Description

Technical Field

[0001] This invention belongs to the field of plastic pallet crushing, specifically a logistics plastic pallet crushing device. Background Technology

[0002] Plastic pallets are used for warehousing, handling, stacking and transportation. Large plastic pallets can be crushed by a logistics plastic pallet crushing device. The crushed recycled material can be used to produce new pallets, municipal pipes, injection molded parts, etc., realizing resource recycling.

[0003] When using existing logistics plastic pallet crushing equipment, workers typically manually move and lift the stacked plastic pallets one by one to the equipment's feed inlet, and then forcefully push them into the crushing chamber.

[0004] Currently, when the equipment is in use, the pallet is manually lifted for loading. Workers need to bend over and lift frequently, which increases the workload of high-wage workers. At the same time, workers are in close contact with the feed inlet, which makes them prone to collisions with the pallet and thus accidents.

[0005] Therefore, the present invention provides a plastic pallet crushing device for logistics. Summary of the Invention

[0006] In order to overcome the shortcomings of the prior art, at least one technical problem raised in the background art is solved.

[0007] The technical solution adopted by the present invention to solve its technical problem is as follows: The present invention provides a crushing device for plastic pallets, including a crushing frame, a rotating rod rotatably connected inside the crushing frame, a crushing roller fixedly connected to the surface of the rotating rod, a feed inlet fixedly connected to the upper surface of the crushing frame, a support frame fixedly connected to one side of the feed inlet, a lead screw rotatably connected inside the support frame, a moving plate threadedly connected to the surface of the lead screw, a first moving rod slidably connected inside the moving plate, a moving frame fixedly connected to one end of the first moving rod, and a push plate rotatably connected inside the moving frame.

[0008] Preferably, a first motor is fixedly connected to the upper surface of the crushing frame, the output end of the first motor is fixedly connected to one end of one of the rotating rods, crushing gears are fixedly connected to the surface of each rotating rod, the two crushing gears mesh with each other, and a filter frame is fixedly connected to the lower surface of the crushing frame.

[0009] Preferably, a second motor is fixedly connected to the upper surface of the support frame, and a first pulley is fixedly connected to the output end of the second motor and one end of the lead screw. The two first pulleys are connected by belt drive. A second pulley is fixedly connected to one end of the two lead screws. The two second pulleys are connected by belt drive. A limit rod is fixedly connected inside the support frame, and the limit rod is slidably connected to the inside of the moving plate.

[0010] Preferably, a first limiting frame is fixedly connected inside the support frame, and a first limiting groove is provided inside the first limiting frame. The inside of the first limiting groove is slidably connected to one end of the first moving rod. The first limiting frame includes a feeding section, and a reset section is provided on one side of the feeding section. A first spring is fixedly connected between the first moving rod and the moving frame. The groove depth of the feeding section is shallower than the groove depth of the reset section.

[0011] Preferably, a second moving rod is slidably connected inside the moving plate, and a second limiting frame is fixedly connected inside the support frame. A second limiting groove is provided inside the second limiting frame, and the inner wall of the second limiting groove is slidably connected to one end of the second moving rod.

[0012] Preferably, the second limiting groove includes a limiting section, and a feeding section is provided on one side of the limiting section. A second spring is fixedly connected between the second moving rod and the moving plate.

[0013] Preferably, a rack is slidably connected inside the movable frame, a pressure plate is fixedly connected to the upper surface of the rack, a first rotating shaft and a second rotating shaft are fixedly connected to the lower surface of the push plate, a first gear is fixedly connected to the surface of the first rotating shaft, and a second gear is fixedly connected to the surface of the second rotating shaft. Both the first gear and the second gear mesh with the rack.

[0014] Preferably, one end of the second moving rod is provided with a sliding groove, the interior of the sliding groove and the inner wall of the rack are slidably connected, the sliding groove includes a first rotating section, and a second rotating section is provided on one side of the first rotating section.

[0015] Preferably, a support block is fixedly connected inside the movable frame, and the first rotating shaft and the second rotating shaft are respectively slidably connected to the interior of the corresponding support frame.

[0016] Preferably, one side of the movable frame is provided with an inclined surface, and one side of the push plate is inclined.

[0017] The beneficial effects of this invention are as follows: 1. The logistics plastic pallet crushing device of the present invention is equipped with a movable frame and a push plate. When a plastic pallet needs to be loaded, the movable plate drives the movable frame and push plate to the plastic pallet. The first movable rod inside the movable plate drives the movable frame to move towards the bottom of the pallet. The movable frame contacts the pallet through an inclined surface, so that the pallet moves to the upper surface of the push plate through the inclined surface. Then, the movable plate is driven to rise, and the movable plate drives the movable frame and push plate to rise. The push plate can then lift the plastic pallet to the feed inlet, thus completing the loading operation. This device can automatically complete the lifting and feeding, eliminating the need for workers to handle and load materials, avoiding high labor intensity for workers, and preventing safety accidents such as collisions caused by workers approaching high feed inlets.

[0018] 2. The logistics plastic pallet crushing device of the present invention is equipped with a first rotating shaft, a first gear, a second rotating shaft, and a second gear. When the moving frame moves and performs a clamping and feeding operation on the plastic pallet, it drives two push plates to rotate, so that the left push plate rotates around the second rotating shaft and the right push plate rotates around the first rotating shaft, causing the two push plates to tilt and form a V-shape. At this time, the two sides of the plastic pallet can be limited, so that the plastic pallet cannot slip and fall during the feeding process. This device can drive the two push plates to rotate synchronously and form a V-shaped structure, and limit the lateral displacement of the pallet, so that the pallet remains stable throughout the feeding stroke and avoids the problem of slipping or falling.

[0019] 3. The logistics plastic pallet crushing device of the present invention is equipped with a first rotating shaft, a first gear, a second rotating shaft, and a second gear. When the plastic pallet moves to the feed inlet, it can drive the push plates to rotate. Both push plates rotate to an inclined position and keep parallel to the inclination angle of the feed inlet. This allows the plastic pallet above the push plates to slide automatically into the feed inlet through the combined action of the inclined surface and gravity, thus completing the unloading operation. This device achieves automatic unloading through gravity guidance, eliminating the need for manual pushing of the pallet into the feed inlet, reducing the workload of operators, and avoiding safety accidents caused by accidental collisions during pushing. Attached Figure Description

[0020] The invention will now be further described with reference to the accompanying drawings.

[0021] Figure 1 This is a schematic diagram of the overall structure of the present invention; Figure 2 This is a schematic diagram of the structure of the crushing gear of the present invention; Figure 3 This is a cross-sectional view of the internal structure of the crusher frame of the present invention; Figure 4 This is a schematic diagram of the support frame of the present invention; Figure 5 This is a schematic diagram of the structure of the movable plate of the present invention; Figure 6 This is a schematic diagram of the rack and push plate of the present invention; Figure 7 This is a schematic diagram of the structure of the second movable rod of the present invention; Figure 8 This is a schematic diagram of the rack structure of the present invention; Figure 9 This is a schematic diagram of the push plate of the present invention; Figure 10 This is a schematic diagram of the structure of the first limiting frame of the present invention; Figure 11 This is a schematic diagram of the structure of the second limiting frame of the present invention; Figure 12 This is a schematic diagram of the push plate structure during material feeding in this invention; In the diagram: 1. Crushing frame; 11. Rotating rod; 12. Crushing gear; 13. Crushing roller; 14. Filter frame; 15. Feeding frame; 16. First motor; 2. Support frame; 21. Lead screw; 22. Second motor; 221. First pulley; 222. Second pulley; 23. First limiting frame; 231. Feeding section; 232. Reset section; 24. Second limiting frame; 241. Limiting section; 242. Discharge section; 25. 251. Moving plate; 252. First moving rod; 253. First spring; 254. Second moving rod; 255. First rotating section; 256. Second spring; 26. Moving frame; 261. Inclined surface; 262. Rack; 263. Pressure plate; 264. Support block; 27. Push plate; 271. First rotating shaft; 272. First gear; 273. Second rotating shaft; 274. Second gear. Detailed Implementation

[0022] To make the technical means, creative features, objectives and effects of this invention easier to understand, the invention will be further described below in conjunction with specific embodiments.

[0023] Example 1: As Figures 1 to 12 As shown in the embodiment of the present invention, a logistics plastic pallet crushing device includes a crushing frame 1. A rotating rod 11 is rotatably connected inside the crushing frame 1. A crushing roller 13 is fixedly connected to the surface of the rotating rod 11. A feed inlet is fixedly connected to the upper surface of the crushing frame 1. A support frame 2 is fixedly connected to one side of the feed inlet. A lead screw 21 is rotatably connected inside the support frame 2. A moving plate 25 is threadedly connected to the surface of the lead screw 21. A first moving rod 251 is slidably connected inside the moving plate 25. A moving frame 26 is fixedly connected to one end of the first moving rod 251. A push plate 27 is rotatably connected inside the moving frame 26. An inclined surface 261 is provided on one side of the moving frame 26. One side of the push plate 27 is inclined.

[0024] Specifically, existing logistics plastic pallet crushing devices typically require workers to manually move and lift stacked plastic pallets one by one to the equipment's feed inlet before forcefully pushing them into the crushing chamber. This manual lifting of pallets for feeding requires workers to frequently bend over and lift, increasing the workload for high-wage workers. Furthermore, the close proximity of workers to the feed inlet increases the risk of collisions with the pallets, potentially leading to accidents.

[0025] To solve the above-mentioned technical problems, this device is used as follows: When feeding is required, the drive screw 21 is rotated, and the screw 21 drives the moving plate 25 to descend to the lowest position. After the moving plate 25 moves to the lowest position, the drive first moving rod 251 drives the moving frame 26 to approach the plastic tray. The plastic tray slides on the moving frame 26 via the inclined surface 261, so that the plastic tray moves onto the push plate 27. Then, the drive screw 21 is rotated and the moving plate 25 is driven to rise. The moving plate 25 drives the moving plate 25 and the push plate 27 to rise. The push plate 27 can then drive the plastic tray to the feed inlet. Then, the plastic tray is pushed into the interior of the crushing frame 1 through the feed inlet, and the crushing roller 13 crushes the plastic tray.

[0026] This device can automatically lift and feed materials, eliminating the need for workers to handle and load materials. This avoids high labor intensity for workers and prevents safety accidents such as collisions when workers are near the high feed inlet.

[0027] like Figures 1 to 3 As shown, a first motor 16 is fixedly connected to the upper surface of the crushing frame 1. The output end of the first motor 16 is fixedly connected to one end of one of the rotating rods 11. Crushing gears 12 are fixedly connected to the surface of each rotating rod 11. The two crushing gears 12 mesh with each other. A filter frame 14 is fixedly connected to the lower surface of the crushing frame 1.

[0028] Specifically, when it is necessary to crush the plastic pallet, the first motor 16 can be turned on. The first motor 16 drives the rotating rod 11 at its output end to rotate. The rotating rod 11 drives the crushing gear 12 on its surface to rotate. The two crushing gears 12 mesh, which drives the two rotating rods 11 to rotate. The two rotating rods 11 drive the crushing roller 13 to rotate, and the crushing roller 13 can crush the plastic pallet. The crushed plastic pallet can then be discharged through the filter frame 14.

[0029] like Figure 4As shown, a second motor 22 is fixedly connected to the upper surface of the support frame 2. The output end of the second motor 22 and one end of the lead screw 21 are both fixedly connected to a first pulley 221. The two first pulleys 221 are connected by belt drive. One end of the two lead screws 21 is fixedly connected to a second pulley 222. The two second pulleys 222 are connected by belt drive. A limit rod is fixedly connected inside the support frame 2. The limit rod is slidably connected to the inside of the moving plate 25.

[0030] Specifically, when a feeding operation is required, the second motor 22 can be turned on. The second motor 22 drives the first pulley 221 to rotate. The first pulley 221 drives the lead screw 21 to rotate through the belt. Under the transmission action of the second pulley 222 and the belt, the lead screw 21 can drive the two lead screws 21 to rotate synchronously. The rotation of the lead screw 21 drives the moving plate 25 to slide on the limit rod. The moving plate 25 drives the moving frame 26 to rise synchronously. The moving frame 26 can drive the push plate 27 to rise synchronously. The push plate 27 can drive the plastic pallet to rise and perform the feeding operation.

[0031] like Figure 5 and Figure 10 As shown, a first limiting frame 23 is fixedly connected inside the support frame 2. A first limiting groove is provided inside the first limiting frame 23. The inside of the first limiting groove is slidably connected to one end of the first moving rod 251. The first limiting frame 23 includes a feeding section 231. A reset section 232 is provided on one side of the feeding section 231. A first spring 252 is fixedly connected between the first moving rod 251 and the moving frame 26. The groove depth of the feeding section 231 is shallower than the groove depth of the reset section 232.

[0032] Specifically, in the initial state, the first moving rod 251 is located at the inclined interface between the reset section 232 and the feeding section. When a feeding operation is required, the moving plate 25 drives the first moving rod 251 to descend. The first moving rod 251 slides in the first limiting groove, so that one end of the first moving rod 251 slides from the reset section 232 to the feeding section. At the same time, the groove depth of the feeding section 231 is shallower than the groove depth of the reset section 232, so that the first moving rod 251 is squeezed. The first moving rod 251 drives the moving frame 26 to slide inside the moving plate 25 and stretch the first spring 252. The two moving plates 25 can then drive the push plate 27 to move closer to the plastic tray, so that the plastic tray slides above the push plate 27 through the inclined surface 261.

[0033] like Figure 5 and Figure 11As shown, a second moving rod 253 is slidably connected inside the moving plate 25, and a second limiting frame 24 is fixedly connected inside the support frame 2. A second limiting groove is provided inside the second limiting frame 24. The inner wall of the second limiting groove is slidably connected to one end of the second moving rod 253. The second limiting groove includes a limiting section 241. A feeding section 242 is provided on one side of the limiting section 241. A second spring 256 is fixedly connected between the second moving rod 253 and the moving plate 25.

[0034] Specifically, the push plate 27 used in the above device is horizontal. When the push plate 27 moves horizontally and vertically with the moving frame 26, the pallet is prone to lateral sliding due to equipment vibration and motion inertia, causing the plastic pallet to fall. The falling pallet will not only cause material damage and equipment impact failure, but may also endanger the safety of on-site personnel.

[0035] To solve the above-mentioned technical problems, this device uses the following method: When the plastic tray slides from the inclined surface 261 to above the push plate 27, the moving frame 26 drives the rack 262 to slide synchronously. The protrusion of the rack 262 slides in the groove. The protrusion moves from its initial position in the groove to the first rotating section 254, causing the rack 262 to be compressed. The two sets of racks 262 move synchronously and move away from each other. The second rotating shaft 273 of the left push plate 27 is limited by the pressure plate 263 on the left rack 262. Simultaneously, the rack... The second gear 274 on the second shaft 273 meshes with the second shaft 262, causing the left push plate 27 to rotate around the second shaft 273 and tilt. The first shaft 271 of the right push plate 27 is limited by the pressure plate 263 on the right rack 262. The rack 262 slides and meshes with the first gear 272 of the first shaft 271, causing the right push plate 27 to rotate around the first shaft 271 and tilt. The two sets of push plates 27 can form a V-shape and limit the operation of the plastic tray.

[0036] This device can drive two push plates 27 to rotate synchronously and form a V-shaped structure, and limit the lateral displacement of the pallet, so that the pallet remains stable throughout the entire feeding stroke and avoids slippage or falling.

[0037] Example 2: Figures 6 to 12As shown in the comparative embodiment one, another embodiment of the present invention is as follows: a rack 262 is slidably connected inside the movable frame 26, a pressure plate 263 is fixedly connected to the upper surface of the rack 262, a first rotating shaft 271 and a second rotating shaft 273 are fixedly connected to the lower surface of the push plate 27, a first gear 272 is fixedly connected to the surface of the first rotating shaft 271, and a second gear 274 is fixedly connected to the surface of the second rotating shaft 273. The first gear 272 and the second gear 274 both mesh with the rack 262. A sliding groove is provided at one end of the second movable rod 253. The interior of the sliding groove is slidably connected to the inner wall of the rack 262. The sliding groove includes a first rotating section 254, and a second rotating section 255 is provided on one side of the first rotating section 254. A support block 264 is fixedly connected inside the movable frame 26, and the first rotating shaft 271 and the second rotating shaft 273 are respectively slidably connected to the interior of the corresponding support frame 2.

[0038] Specifically, existing equipment typically requires manual pushing during material feeding, which necessitates operators being very close to the operating crushing chamber. This greatly increases the risk of accidental contact, collisions, or even being caught in the material, resulting in high safety risks. Furthermore, the continuous pushing of material also increases the labor intensity of the operation.

[0039] To avoid the aforementioned technical problems, this device operates as follows: when the push plate 27 moves the plastic tray to the inlet, the second moving rod 253 slides from the limiting section 241 to the unloading section 242, causing the second moving rod 253 to slide inside the moving plate 25. This causes the protrusion of the rack 262 to slide in the groove. The protrusion of the rack 262 slides from the first rotating section 254 to the second rotating section 255, which can then drive the rack 262 to slide again. The two racks 262 move away from each other, causing the pressure block on the left rack 262 to contact the first rotating shaft 2. 71 is pressed down, causing the left rack 262 to mesh with the first gear 272 on the first rotating shaft 271. The pressure block on the right rack 262 presses down on the second rotating shaft 273, causing the right rack 262 and the second gear 274 on the second rotating shaft 273 to mesh. This drives the two push plates 27 to rotate, and the two push plates 27 form an inverted V shape. The plastic tray can then automatically move into the inside of the feed inlet under the action of tilting and gravity. Then the first moving rod 251 moves to the reset section 232, and the push plates 27 reset to the plane to repeat the feeding operation.

[0040] This device achieves automatic material feeding through gravity guidance, eliminating the need for manual pushing of the pallet into the feed inlet, reducing the workload of operators, and preventing safety accidents caused by accidental collisions during material pushing.

[0041] Working principle: When a feeding operation is required, the second motor 22 can be turned on. The second motor 22 drives the first pulley 221 to rotate. The first pulley 221 drives the lead screw 21 to rotate through the belt. Under the transmission action of the second pulley 222 and the belt, the lead screw 21 can drive the two lead screws 21 to rotate synchronously. The rotation of the lead screw 21 drives the moving plate 25 to slide on the limit rod. The moving plate 25 drives the moving frame 26 to rise synchronously. The moving frame 26 can drive the push plate 27 to rise synchronously. The push plate 27 can drive the plastic pallet to rise and perform the feeding operation. In the initial state, the first moving rod 251 is located at the inclined interface between the reset section 232 and the feeding section. When feeding is required, the moving plate 25 drives the first moving rod 251 to descend. The first moving rod 251 slides in the first limiting groove, so that one end of the first moving rod 251 slides from the reset section 232 to the feeding section. At the same time, the groove depth of the feeding section 231 is shallower than the groove depth of the reset section 232, so that the first moving rod 251 is squeezed. The first moving rod 251 drives the moving frame 26 to slide inside the moving plate 25 and stretch the first spring 252. The two moving plates 25 can then drive the push plate 27 to approach the plastic pallet, so that the plastic pallet slides above the push plate 27 through the inclined surface 261. As the plastic pallet slides from the inclined surface 261 to above the push plate 27, the moving frame 26 drives the rack 262 to slide synchronously. The protrusion of the rack 262 slides in the groove. The protrusion moves from the initial position of the groove to the first rotating section 254, causing the rack 262 to be squeezed. The two sets of racks 262 move synchronously and move away from each other. The second rotating shaft 273 of the left push plate 27 is limited by the pressure plate 263 on the left rack 262. At the same time, the second gear 274 on the rack 262 and the second rotating shaft 273 mesh, causing the left push plate 27 to rotate around the second rotating shaft 273 and rotate to an inclined position. The first rotating shaft 271 of the right push plate 27 is limited by the pressure plate 263 on the right rack 262. The rack 262 slides and meshes with the first gear 272 of the first rotating shaft 271, causing the right push plate 27 to rotate around the first rotating shaft 271 and form an inclined state. The two sets of push plates 27 can form a V shape and perform a limiting operation on the plastic pallet. When the push plate 27 moves the plastic tray to the feed inlet, the second moving rod 253 slides from the limiting section 241 to the unloading section 242, causing the second moving rod 253 to slide inside the moving plate 25. This causes the protrusion of the rack 262 to slide in the groove. The protrusion of the rack 262 slides from the first rotating section 254 to the second rotating section 255, which can drive the rack 262 to slide again. The two racks 262 move away from each other, causing the pressure block on the left rack 262 to press down on the first rotating shaft 271. This causes the left rack 262 to mesh with the first gear 272 on the first rotating shaft 271, and the pressure block on the right rack 262 to press down on the second rotating shaft 273, causing the right rack 262 and the second gear 274 on the second rotating shaft 273 to mesh. This drives the two push plates 27 to rotate, and the two push plates 27 form an inverted V shape. The plastic tray can then automatically move into the inside of the feed inlet under the action of tilting and gravity. Subsequently, the first moving rod 251 moves to the reset section 232, and the push plates 27 are reset to the plane. When it is necessary to crush the plastic pallet, the first motor 16 can be turned on. The first motor 16 drives the rotating rod 11 at its output end to rotate. The rotating rod 11 drives the crushing gear 12 on its surface to rotate. The two crushing gears 12 mesh, which drives the two rotating rods 11 to rotate. The two rotating rods 11 drive the crushing roller 13 to rotate, and the crushing roller 13 can crush the plastic pallet. The crushed plastic pallet can then be discharged through the filter frame 14.

[0042] The foregoing has shown and described the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of the invention. Various changes and modifications can be made to the invention without departing from its spirit and scope, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of protection of the present invention is defined by the appended claims and their equivalents.

Claims

1. A plastic pallet crushing device for logistics, characterized in that: The device includes a crushing frame (1), a rotating rod (11) is rotatably connected inside the crushing frame (1), a crushing roller (13) is fixedly connected to the surface of the rotating rod (11), a feed inlet is fixedly connected to the upper surface of the crushing frame (1), a support frame (2) is fixedly connected to one side of the feed inlet, a lead screw (21) is rotatably connected inside the support frame (2), a moving plate (25) is threadedly connected to the surface of the lead screw (21), a first moving rod (251) is slidably connected inside the moving plate (25), a moving frame (26) is fixedly connected to one end of the first moving rod (251), and a push plate (27) is rotatably connected inside the moving frame (26).

2. The logistics plastic pallet crushing device according to claim 1, characterized in that: The upper surface of the crushing frame (1) is fixedly connected to a first motor (16), the output end of the first motor (16) is fixedly connected to one end of one of the rotating rods (11), the surface of the rotating rods (11) is fixedly connected to crushing gears (12), the two crushing gears (12) mesh with each other, and the lower surface of the crushing frame (1) is fixedly connected to a filter frame (14).

3. The logistics plastic pallet crushing device according to claim 2, characterized in that: A second motor (22) is fixedly connected to the upper surface of the support frame (2). The output end of the second motor (22) and one end of the lead screw (21) are both fixedly connected to a first pulley (221). The two first pulleys (221) are connected by belt drive. One end of the two lead screws (21) is fixedly connected to a second pulley (222). The two second pulleys (222) are connected by belt drive. A limit rod is fixedly connected inside the support frame (2). The limit rod and the moving plate (25) are slidably connected inside.

4. The logistics plastic pallet crushing device according to claim 3, characterized in that: The support frame (2) is fixedly connected to a first limiting frame (23). The first limiting frame (23) is provided with a first limiting groove. The first limiting groove is slidably connected to one end of the first moving rod (251). The first limiting frame (23) includes a feeding section (231). A reset section (232) is provided on one side of the feeding section (231). A first spring (252) is fixedly connected between the first moving rod (251) and the moving frame (26). The groove depth of the feeding section (231) is shallower than the groove depth of the reset section (232).

5. The logistics plastic pallet crushing device according to claim 4, characterized in that: The movable plate (25) is slidably connected to a second movable rod (253), and the support frame (2) is fixedly connected to a second limiting frame (24). The second limiting frame (24) is provided with a second limiting groove inside, and the inner wall of the second limiting groove is slidably connected to one end of the second movable rod (253).

6. The logistics plastic pallet crushing device according to claim 5, characterized in that: The second limiting groove includes a limiting section (241), and a feeding section (242) is provided on one side of the limiting section (241). A second spring (256) is fixedly connected between the second moving rod (253) and the moving plate (25).

7. The logistics plastic pallet crushing device according to claim 1, characterized in that: The movable frame (26) is internally slidably connected to a rack (262), and a pressure plate (263) is fixedly connected to the upper surface of the rack (262). The lower surface of the push plate (27) is fixedly connected to a first rotating shaft (271) and a second rotating shaft (273). A first gear (272) is fixedly connected to the surface of the first rotating shaft (271), and a second gear (274) is fixedly connected to the surface of the second rotating shaft (273). Both the first gear (272) and the second gear (274) mesh with the rack (262).

8. The logistics plastic pallet crushing device according to claim 5, characterized in that: The second moving rod (253) has a groove at one end, and the inside of the groove is slidably connected to the inner wall of the rack (262). The groove includes a first rotating section (254), and a second rotating section (255) is provided on one side of the first rotating section (254).

9. A logistics plastic pallet crushing device according to claim 7, characterized in that: The movable frame (26) is fixedly connected to a support block (264), and the first rotating shaft (271) and the second rotating shaft (273) are respectively slidably connected to the interior of the corresponding support frame (2).

10. A logistics plastic pallet crushing device according to claim 9, characterized in that: One side of the movable frame (26) is provided with an inclined surface (261), and one side of the push plate (27) is inclined.