Crushing and recycling device for ethylene-propylene-diene monomer foaming material

Abstract

The utility model discloses a crushing and recycling device for EPDM (Ethylene-Propylene-Diene Monomer) foaming materials, relates to the technical field of crushing and recycling devices, and aims to solve the problems that the existing sponge crushing and recycling device cleans and recycles crushed sponge through an arranged dust collector, but the capacity of the dust collector is limited, and the crushed sponge can be continuously recycled after the sucked material is poured out; the sponge crushing and recycling device comprises a device frame, a crushing bin is arranged at the upper end of the device frame, a feeding bin is arranged at the upper end of the crushing bin, and two crushing cutter wheels are arranged in the crushing bin; the hollow inner groove is formed in the device frame, a movable frame is movably arranged in the hollow inner groove in a penetrating connection mode, two containing grooves are formed in the movable frame, weighing sensors are arranged in the containing grooves, and a charging box is arranged at the upper ends of the weighing sensors; and the cutter frame is arranged on one side of the crushing bin, and the cutter frame and the device frame are of an integrated structure.

Description

Technical Field

[0001] The utility model relates to the technical field of crushing and recycling devices, in particular to a crushing and recycling device for EPDM foaming materials. Background Art

[0002] EPDM is a terpolymer of ethylene, propylene and non-conjugated dienes. It is a rubber foam sponge, a soft foam material. EPDM foam material needs to be crushed when recycled.

[0003] For example, the announcement number is: CN213081987U (named as a sponge scrap recycling and crushing device), which includes a cleaning box and a crushing box, the cleaning box is connected to the crushing box through a conveying channel, and the cleaning box is located on the left side of the crushing box, the cleaning box includes a feed port, a dust collector, a spiral propulsion agitator, a vibrating screen and a waste box, the feed port is located at the top of the cleaning box, the waste box is located at the bottom of the cleaning box, the vibrating screen is located directly above the waste box, and the vibrating screen is connected to a vibrator, the spiral propulsion agitator is located directly above the vibrating screen, and the spiral propulsion agitator is located directly above the vibrating screen. The left end of the spiral agitator is connected to a first motor, and the right end of the spiral agitator is located at the entrance of the conveying channel. The vacuum cleaner is located on the outer wall of the cleaning box, and the vacuum cleaner is connected to a dust hood, and the dust hood is located at the upper end of the inner wall of the cleaning box. The crushing box at least includes a first stirring shaft in the vertical direction and a second stirring shaft in the horizontal direction. The first stirring shaft is located in the middle of the crushing box, and the first stirring shaft is connected to a second motor. There are two second stirring shafts, which are respectively located on the left and right sides of the first stirring shaft, and the second stirring shaft is connected to a third motor.

[0004] The above-mentioned sponge crushing and recovery device cleans and recovers the crushed sponge through a vacuum cleaner, but the capacity of the vacuum cleaner is limited, and the suction material needs to be poured out before further recovery, which leads to the problem of affecting the sponge crushing and recovery efficiency. For this reason, we provide a crushing and recovery device for EPDM foaming material. Utility Model Content

[0005] The purpose of the utility model is to provide a crushing and recovery device for EPDM foaming materials, so as to solve the problem that the existing sponge crushing and recovery device proposed in the above background technology cleans and recovers the crushed sponge by setting a vacuum cleaner, but the capacity of the vacuum cleaner is limited, and the suction material needs to be poured out before it can be further recovered, which affects the efficiency of sponge crushing and recovery.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a crushing and recycling device for EPDM foaming material, comprising a device frame, a crushing bin is arranged at the upper end of the device frame, a feed bin is arranged at the upper end of the crushing bin, and two crushing cutter wheels are arranged inside the crushing bin;

[0007] Also includes:

[0008] A hollow inner tank is arranged inside the device frame, and a movable frame is movably connected inside the hollow inner tank, two placement slots are arranged inside the movable frame, weighing sensors are arranged inside the placement slots, and a loading box is placed on the upper end of the weighing sensor;

[0009] A cutter frame is arranged on one side of the crushing bin, the cutter frame and the device frame are an integrated structure, and a cutter slot is arranged inside the cutter frame, a cutter is arranged inside the cutter slot, and a handle is welded on the upper end of the cutter;

[0010] End blocks are welded and arranged at the two end positions of the device frame, two end blocks are arranged at the two ends respectively, and a supporting groove is arranged inside the end block, and a limit stopper is installed inside the supporting groove;

[0011] A positioning screw hole is arranged on the front end surface of the movable frame. The positioning screw hole and the movable frame are an integrated structure. There are four positioning screw holes, and two screw through holes are arranged on the front end surface of the device frame. The screw through holes are connected to the interior of the hollow inner groove.

[0012] Preferably, two roller grooves are arranged on the inner wall of the bottom of the hollow inner groove, and guide rollers are movably arranged inside the two roller grooves via connecting shafts and bearings.

[0013] Preferably, displays are provided at both ends of the movable frame, and the weighing sensors inside the two placement slots are electrically connected to the two displays respectively.

[0014] Preferably, two drive motors are arranged on the front end surface of the crushing bin, and the output shafts of the two drive motors are drivingly connected to the two crushing cutter wheels through a coupling mechanism.

[0015] Preferably, positioning screws are installed inside the positioning screw holes and the screw through holes, and the movable frame is positioned and connected to the device frame through the positioning screws.

[0016] Preferably, a handle plate is provided on the inner wall of the charging box, and the handle plate and the charging box are an integral structure.

[0017] Preferably, four supporting rods are welded to the bottom of the device frame.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] 1. The utility model takes out the positioning screw from the screw through hole and the positioning screw hole, thereby pushing the movable frame to move horizontally. After the movement, another empty loading box is moved to the bottom of the crushing bin to continue receiving materials, and finally the full loading box is taken out from the inside of the placement slot and the collected crushed sponge is poured out for collection, and then the loading box is reinstalled into the placement slot for the next material receiving, so that during the material unloading process, one loading box is always maintained to recover the crushed sponge, and there is no need to stop the crushing process, thereby improving the efficiency of crushing and recycling of EPDM foaming materials, and overcoming the problem that the existing sponge crushing and recycling device uses a vacuum cleaner to clean and recover the crushed sponge, but the capacity of the vacuum cleaner is limited, and the suction material needs to be poured out before it can be recycled, which affects the efficiency of sponge crushing and recycling.

[0020] 2. By installing the upper limit baffle between the two end blocks and abutting against the other end of the movable frame, it is convenient to reinstall the positioning screw for positioning, which improves the speed of aligning the threaded through hole with the positioning screw hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall structure of the crushing and recovery device for EPDM foaming materials of the utility model;

[0022] Figure 2 It is a schematic diagram of the movable frame structure of the utility model;

[0023] Figure 3 This is a schematic diagram of the internal structure of the device frame of the utility model;

[0024] Figure 4 This is a schematic diagram of the internal structure of the placement tank of the utility model;

[0025] In the figure: 1. Device frame; 2. Support rod; 3. Hollow inner groove; 4. Movable frame; 5. Placement groove; 6. Loading box; 7. Positioning screw hole; 8. Screw hole; 9. Positioning screw; 10. End block; 11. Limit baffle; 12. Display; 13. Cutter frame; 14. Cutter; 15. Cutter groove; 16. Carrying handle; 17. Crushing bin; 18. Feed bin; 19. Driving motor; 20. Handle plate; 21. Crushing wheel; 22. Drum groove; 23. Guide roller; 24. Support groove; 25. Weighing sensor. DETAILED DESCRIPTION

[0026] 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.

[0027] See also Figure 1-4The utility model provides an embodiment: a crushing and recycling device for EPDM foaming material, comprising a device frame 1, a crushing bin 17 is arranged at the upper end of the device frame 1, a feed bin 18 is arranged at the upper end of the crushing bin 17, and two crushing cutter wheels 21 are arranged inside the crushing bin 17;

[0028] Also includes:

[0029] A hollow inner tank 3 is arranged inside the device frame 1, and a movable frame 4 is movably connected inside the hollow inner tank 3, two placement slots 5 are arranged inside the movable frame 4, and a weighing sensor 25 is arranged inside the placement slot 5. A loading box 6 is placed on the upper end of the weighing sensor 25;

[0030] A cutter frame 13 is arranged on one side of the crushing bin 17. The cutter frame 13 and the device frame 1 are an integrated structure. A cutter slot 15 is arranged inside the cutter frame 13. A cutter 14 is arranged inside the cutter slot 15. A handle 16 is welded to the upper end of the cutter 14.

[0031] The end blocks 10 are welded and arranged at the two ends of the device frame 1. Two end blocks 10 are arranged at the two ends respectively, and a supporting groove 24 is arranged inside the end block 10. A limit stopper 11 is installed inside the supporting groove 24.

[0032] The positioning screw hole 7 is arranged on the front end surface of the movable frame 4. The positioning screw hole 7 and the movable frame 4 are an integrated structure. There are four positioning screw holes 7, and two screw through holes 8 are arranged on the front end surface of the device frame 1. The screw through holes 8 are connected to the interior of the hollow inner groove 3.

[0033] When in use, the positioning screw is taken out from the screw perforation and the positioning screw hole, so as to push the movable frame to move horizontally. After the movement, another empty loading box is moved to the bottom of the crushing bin to continue receiving materials. Finally, the full loading box is taken out from the inside of the placement slot and the collected crushed sponge is poured out for collection. Then the loading box is put back into the placement slot for the next material receiving. In this way, during the material unloading process, one loading box is always maintained to recycle the crushed sponge, and there is no need to stop the crushing process, thereby improving the efficiency of the crushing and recycling of EPDM foaming materials.

[0034] See also Figure 3 Two roller grooves 22 are arranged on the inner wall of the bottom of the hollow inner tank 3, and guide rollers 23 are movably arranged inside the two roller grooves 22 through connecting shafts and bearings. The two roller grooves 22 arranged on the inner wall of the bottom of the hollow inner tank 3 play the role of carrying the two guide rollers 23.

[0035] See also Figure 4Displays 12 are provided at both ends of the movable frame 4, and the weighing sensors 25 inside the two placement slots 5 are electrically connected to the two displays 12 respectively. The displays 12 provided at both ends of the movable frame 4 play a role in displaying the weighing values.

[0036] See also Figure 1 and Figure 3 Two drive motors 19 are arranged on the front end surface of the crushing bin 17, and the output shafts of the two drive motors 19 are transmission-connected with the two crushing blade wheels 21 through a coupling mechanism. The two drive motors 19 arranged on the front end surface of the crushing bin 17 play the role of driving the two crushing blade wheels 21 to rotate.

[0037] See also Figure 1 The positioning screw holes 7 and the screw through holes 8 are internally installed with positioning screws 9, and the movable frame 4 is positioned and connected to the device frame 1 through the positioning screws 9. The positioning screws 9 installed internally with the positioning screw holes 7 and the screw through holes 8 play a role in positioning the movable frame 4 and the device frame 1.

[0038] See also Figure 2 A handle plate 20 is provided on the inner wall of the charging box 6. The handle plate 20 and the charging box 6 are an integrated structure. The handle plate 20 provided on the inner wall of the charging box 6 serves to facilitate grabbing and lifting the charging box 6.

[0039] See also Figure 1 Four supporting rods 2 are welded at the bottom of the device frame 1 to support the device frame 1.

[0040] Working principle: When in use, hold the handle 16 to operate the cutting knife 14, cut the block-shaped EPDM foam material into small pieces through the cutting knife 14, and then throw it into the inside of the crushing bin 17 through the feeding bin 18. The two driving motors 19 drive the two crushing blade wheels 21 to rotate in opposite directions, so as to crush the EPDM foam material. The crushed sponge falls into the loading box 6 in the movable frame 4. The amount of collected crushed sponge is judged by observing the value of the display 12. When the collection is almost full, the positioning screw 9 is taken out from the screw perforation 8 and the positioning screw hole 7, so as to push the movable frame 4 to move horizontally. After the movement, another empty loading box 6 moves to the bottom of the crushing bin 17 to continue to receive the material. At this time An upper limit baffle 11 is installed between the two end blocks 10 on the outer wall on the other side, and is abutted against the other end of the movable frame 4 to facilitate reinstalling the positioning screw 9 for positioning. Finally, the filled loading box 6 is taken out from the inside of the placement groove 5 and the collected broken sponge is poured out for collection, and then the loading box 6 is reinstalled into the placement groove 5 for the next material receiving, so that during the material unloading process, a loading box 6 is always maintained to recycle the broken sponge, and there is no need to stop the crushing process, thereby improving the efficiency of crushing and recycling of EPDM foaming materials. The model of the weighing sensor is: LC304, and the model of the display 12 is: XK3150FM, completing the use of the crushing and recycling device for EPDM foaming materials.

[0041] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A crushing and recovery device for EPDM foaming material, comprising a device frame (1), a crushing bin (17) is arranged at the upper end of the device frame (1), a feed bin (18) is arranged at the upper end of the crushing bin (17), and two crushing blade wheels (21) are arranged inside the crushing bin (17); Features: Also includes: A hollow inner tank (3) is arranged inside the device frame (1), and a movable frame (4) is movably connected inside the hollow inner tank (3), two placement slots (5) are arranged inside the movable frame (4), a weighing sensor (25) is arranged inside the placement slot (5), and a loading box (6) is placed on the upper end of the weighing sensor (25); A cutting knife frame (13) is arranged on one side of the crushing bin (17); the cutting knife frame (13) and the device frame (1) are an integrated structure; a cutting knife slot (15) is arranged inside the cutting knife frame (13); a cutting knife (14) is arranged inside the cutting knife slot (15); and a handle (16) is welded to the upper end of the cutting knife (14); End blocks (10) are welded and arranged at the two end positions of the device frame (1), two end blocks (10) are arranged at the two ends respectively, and a supporting groove (24) is arranged inside the end block (10), and a limit stopper (11) is installed inside the supporting groove (24); A positioning screw hole (7) is arranged on the front end surface of the movable frame (4); the positioning screw hole (7) and the movable frame (4) are an integral structure; there are four positioning screw holes (7); and two screw through holes (8) are arranged on the front end surface of the device frame (1); the screw through holes (8) are connected to the interior of the hollow inner groove (3).

2. The crushing and recovery device for EPDM foaming material according to claim 1, characterized in that: Two roller grooves (22) are arranged on the inner wall of the bottom of the hollow inner groove (3), and guide rollers (23) are movably arranged inside the two roller grooves (22) via connecting shafts and bearings.

3. The crushing and recovery device for EPDM foaming material according to claim 1, characterized in that: Displays (12) are provided at both ends of the movable frame (4), and weighing sensors (25) inside the two placement slots (5) are electrically connected to the two displays (12) respectively.

4. The crushing and recovery device for EPDM foaming material according to claim 1, characterized in that: Two drive motors (19) are arranged on the front end surface of the crushing bin (17), and the output shafts of the two drive motors (19) are transmission-connected to the two crushing blade wheels (21) via a coupling mechanism.

5. The crushing and recovery device for EPDM foaming material according to claim 1, characterized in that: Positioning screws (9) are installed inside the positioning screw holes (7) and the screw through holes (8), and the movable frame (4) is positioned and connected to the device frame (1) via the positioning screws (9).

6. The crushing and recovery device for EPDM foaming material according to claim 1, characterized in that: A handle plate (20) is provided on the inner wall of the charging box (6), and the handle plate (20) and the charging box (6) are an integrated structure.

7. The crushing and recovery device for EPDM foaming material according to claim 1, characterized in that: Four supporting rods (2) are welded to the bottom of the device frame (1).

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