Regenerated rubber production equipment and method

Abstract

The invention discloses regenerated rubber production equipment and method, and belongs to the technical field of regenerated rubber production. The regenerated rubber production equipment comprises a treatment box, the upper end and the lower end of the treatment box are provided with a feeding port and a discharging port respectively, the regenerated rubber production equipment further comprises two symmetrically-arranged round holes and side walls arranged at the upper end of the treatment box, a left roll shaft and a right roll shaft are arranged in the two round holes in a sleeved mode respectively, and the left roll shaft and the right roll shaft are arranged on the left roll shaft and the right roll shaft respectively. Cutting teeth are fixedly arranged on the outer wall of the left roller shaft and the outer wall of the right roller shaft, and the two sets of cutting teeth are meshed with each other. The driving part is arranged on the outer wall of the treatment box, and the driving part is used for driving the left roll shaft and the right roll shaft to rotate and driving the left roll shaft to slide back and forth along the axis of the left roll shaft; the waste rubber crushing efficiency and effect of the left roller shaft and the right roller shaft are remarkably improved, and the quality of regenerated rubber is indirectly improved.

Description

Technical Field

[0001] The present invention relates to the technical field of recycled rubber production, and in particular to a recycled rubber production device and method. Background Art

[0002] Rubber is everywhere in work and life. my country's rubber resources are relatively scarce, so it is necessary to comprehensively utilize and regenerate waste rubber and waste tire resources. In order to recycle waste rubber, waste rubber crushing equipment is generally used to complete it.

[0003] At present, the commonly used rubber crusher is a roller-type rubber crusher, which has long grooves on its roller. During the crushing process of rubber blocks, due to the elasticity and tensile properties of rubber itself, it will be difficult for the roller to efficiently complete the crushing of waste rubber, and even a large amount of incompletely crushed waste rubber will remain, which will affect the quality of the recycled rubber powder. Summary of the invention

[0004] The purpose of the present invention is to solve the problem in the prior art that it is difficult to efficiently complete the crushing of waste rubber, and to propose a recycled rubber production device and method.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A recycled rubber production device comprises a processing box, wherein a feed port and a discharge port are respectively provided at the upper and lower ends of the processing box, and further comprises: two symmetrically arranged circular holes, which are arranged on the upper end side wall of the processing box, wherein a left roller shaft and a right roller shaft are respectively sleeved in the two circular holes, and cutting teeth are fixedly provided on the outer walls of the left roller shaft and the right roller shaft, and the two groups of cutting teeth are meshed with each other; a driving part, which is arranged on the outer wall of the processing box, wherein the driving part is used to drive the left roller shaft and the right roller shaft to rotate, and drive the left roller shaft to slide back and forth along its axis.

[0007] In order to facilitate the driving of the left roller shaft and the right roller shaft to rotate, preferably, the driving part includes a motor fixedly mounted on the outer wall of the processing box, and the output shaft of the motor is fixedly mounted with a first reciprocating screw, and the end of the first reciprocating screw is fixedly connected to the shaft end of the right roller shaft, wherein the shaft ends of the left roller shaft and the right roller shaft are both fixedly mounted with a first gear, and the two first gears are meshedly connected, and the outer wall of the first reciprocating screw is threadedly connected with a reciprocating push plate, and the shaft end of the left roller shaft is rotatably connected to the reciprocating push plate.

[0008] In order to facilitate the heat dissipation and flushing of the left roller and the right roller, preferably, the axial ends of the left roller and the right roller are fixedly connected with an inner tube, the outer wall of the inner tube is provided with a spray hole extending to the outer wall of the left roller and the right roller, and the spray hole is located in the tooth groove of the cutting tooth, the outer wall of the processing box is fixedly installed with a water tank, and the input end of the inner tube extends into the water tank.

[0009] In order to facilitate pressurizing the water tank, preferably, a first telescopic airbag is installed between the reciprocating push plate and the outer wall of the processing box, and a first intake pipe and a first exhaust pipe are fixedly connected to the first telescopic airbag. A one-way valve is fixedly installed in the first intake pipe and the first exhaust pipe, and the end of the first exhaust pipe extends into the water tank.

[0010] In order to facilitate the stirring and cleaning of rubber powder, preferably, the inner bottom of the processing box is rotatably connected to the middle roller shaft, the middle roller shaft and the right roller shaft are connected by a chain drive, the outer wall of the middle roller shaft is slidably connected to a plurality of circumferentially distributed telescopic rods, the lower end outer wall of the processing box is provided with a water hole, the lower end outer wall of the processing box is fixedly connected to a water collecting cover that blocks the water hole, wherein the telescopic rod is perpendicular to the axis of the middle roller shaft, the end of the telescopic rod is fixedly connected to an inner arc plate, the inner wall of the inner arc plate is fixedly connected to a pressure block, and the middle roller shaft is provided with an opening and closing part that drives the telescopic rod to slide back and forth.

[0011] In order to improve the cleaning effect of rubber powder, preferably, the opening and closing part includes a slide groove arranged in the middle roller shaft, the slide groove is rotatably connected with a second reciprocating screw, the outer wall of the second reciprocating screw is threadedly connected with a slide, and the telescopic rod is fixedly connected to the slide, wherein the axial end of the middle roller shaft is rotatably connected with a transverse axis, the transverse axis and the second reciprocating screw are connected by two second gears meshing with each other, the other end of the transverse axis is fixedly connected with a third gear, and the outer wall of the processing box is fixedly connected with a ring gear meshing with the third gear.

[0012] In order to prevent the rubber powder from getting stuck on the inner wall of the inner arc plate, preferably, the inner wall of the inner arc plate is provided with a plurality of evenly distributed air holes, and the slide groove is provided with an air supply portion for blowing air into the air holes.

[0013] In order to automatically supply air to the air hole, preferably, the air supply part includes a second telescopic airbag installed between the slide table and the inner wall of the slide groove, and the second telescopic airbag is fixedly connected to the second air suction pipe and the second exhaust pipe, wherein the second air suction pipe and the second exhaust pipe are fixedly installed with a one-way valve, the air hole is connected to the second exhaust pipe, the shaft end of the middle roller shaft is provided with a transverse hole, and the input end of the second air suction pipe extends into the transverse hole.

[0014] In order to automatically clear the water hole, further, the inner wall of the water collecting cover is fixedly connected with a guide rod, and the guide rod is slidably connected with an outer arc plate, wherein the inner wall of the outer arc plate is fixedly connected with an insertion rod facing the water hole, the outer arc plate and the inner wall of the water collecting cover are elastically connected by an elastic rope, and magnets that attract each other are fixedly installed in the inner arc plate and the outer arc plate.

[0015] A method for producing recycled rubber, the operating steps are as follows:

[0016] Step 1: Continuously transport the waste rubber into the processing box;

[0017] Step 2: Make the left roller and the right roller rotate continuously, and make the left roller slide back and forth along the axis;

[0018] Step 3: Rinse the tooth grooves of the left roller and the right roller with a cleaning fluid;

[0019] Step 4: Stir the crushed rubber powder and cleaning liquid;

[0020] Step 5: subjecting the rubber powder to reciprocating extrusion;

[0021] Step 6: Stop the supply of cleaning fluid and drain the rubber powder.

[0022] Compared with the prior art, the present invention provides a recycled rubber production equipment, which has the following beneficial effects:

[0023] 1. The recycled rubber production equipment drives the reciprocating push plate to slide back and forth through the first reciprocating screw, and the reciprocating push plate drives the left roller to slide back and forth along the axis, and the cutting teeth on the left roller and the right roller reciprocate to cut the waste rubber, which significantly improves the efficiency and effect of the left roller and the right roller in crushing the waste rubber, and indirectly improves the quality of the recycled rubber.

[0024] 2. The recycled rubber production equipment pressurizes the water tank through the first exhaust pipe, and the cleaning liquid in the water tank will enter the inner tube and finally be sprayed out from the spray hole. On the one hand, the rubber powder in the tooth groove of the cutting tooth can be flushed out to prevent clogging by the rubber powder. On the other hand, the cutting teeth can be cooled to ensure their cutting efficiency. On the other hand, the cutting teeth can be lubricated to reduce the wear on the cutting teeth. When the first telescopic airbag is stretched, air will be inhaled through the first intake pipe.

[0025] 3. The recycled rubber production equipment drives the third gear to roll along the teeth of the ring gear through the middle roller shaft, and the slide drives the inner arc plate to slide back and forth through the telescopic rod, thereby significantly improving the effect of the inner arc plate stirring the rubber powder and the cleaning liquid, thereby improving the cleaning effect of the rubber powder.

[0026] 4. The recycled rubber production equipment makes the inner arc plate fit onto the outer wall of the middle roller shaft. The inner arc plate and the pressure block will squeeze part of the rubber powder, so that the impurities stuck in the cracks of the rubber powder can be discharged, which can further improve the cleaning effect of the rubber powder and significantly improve the quality of the recycled rubber.

[0027] 5. The recycled rubber production equipment blows air toward the outer wall of the inner middle roller through the air holes, which can not only clean the rubber powder better, but also prevent the rubber powder from getting stuck on the inner wall of the inner arc plate.

[0028] 6. The recycled rubber production equipment makes the inner arc plate close to the inner wall of the processing box, and the outer arc plate will slide along the outer wall of the guide rod until the outer arc plate drives the insertion rod to be inserted into the water hole. The insertion rod can clear the water hole to prevent foreign matter from clogging the water hole and affecting the cleaning effect of rubber powder. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 This is an axonometric structural diagram of a regenerated rubber production equipment proposed by the present invention;

[0030] Figure 2 This is a partial axonometric structural schematic diagram of a recycled rubber production equipment proposed by the present invention;

[0031] Figure 3 This is a schematic diagram of the axonometric structure of a processing box of a regenerated rubber production equipment proposed by the present invention;

[0032] Figure 4 A schematic diagram of a partial axonometric section structure of a reclaimed rubber production device proposed by the present invention;

[0033] Figure 5 This is a schematic diagram of the isometric structure of the left roller and the right roller of a regenerated rubber production equipment proposed by the present invention;

[0034] Figure 6 This is a schematic diagram of the axonometric structure of a middle roller shaft of a reclaimed rubber production equipment proposed by the present invention;

[0035] Figure 7 This is a schematic diagram of the cross-sectional structure of a middle roller shaft of a regenerated rubber production equipment proposed by the present invention;

[0036] Figure 8 This is a schematic diagram of the axonometric structure of a second reciprocating screw of a regenerated rubber production device proposed by the present invention;

[0037] Fig. 9 This is a schematic diagram of the axonometric structure of a water collecting hood of a recycled rubber production equipment proposed by the present invention.

[0038] In the figure: 1, treatment box; 2, round hole; 3, right roller shaft; 4, left roller shaft; 5, cutting teeth; 6, motor; 7, first gear; 8, first reciprocating screw; 9, reciprocating push plate; 10, water tank; 11, spray hole; 12, inner tube; 13, first telescopic airbag; 14, first suction pipe; 15, first exhaust pipe; 16, middle roller shaft; 17, telescopic rod; 18, inner arc plate; 19, pressing block; 20, Chain drive; 21. slideway; 22. second reciprocating screw; 23. slide; 24. transverse axis; 25. second gear; 26. third gear; 27. ring gear; 28. air hole; 29. ​​second telescopic air bag; 30. second exhaust pipe; 31. second suction pipe; 32. transverse hole; 33. water collecting cover; 34. guide rod; 35. outer arc plate; 36. plug rod; 37. elastic rope; 38. water hole. DETAILED DESCRIPTION

[0039] 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 the embodiments.

[0040] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0041] Embodiment 1:

[0042] Reference Figure 1-Figure 9 A recycled rubber production equipment comprises a processing box 1 for processing waste rubber, wherein a feed port and a discharge port are respectively arranged at the upper and lower ends of the processing box 1, and a gate that can be opened and closed is installed in the feed port. The invention also comprises: two symmetrically arranged circular holes 2, which are arranged on the upper side wall of the processing box 1, wherein a left roller shaft 4 and a right roller shaft 3 are respectively sleeved in the two circular holes 2, and cutting teeth 5 are fixedly arranged on the outer walls of the left roller shaft 4 and the right roller shaft 3, and the cutting teeth 5 are used for crushing the waste rubber, and the two groups of cutting teeth 5 are meshed with each other; a driving part is arranged on the outer wall of the processing box 1, wherein the driving part is used for driving the left roller shaft 4 and the right roller shaft 3 to rotate, and driving the left roller shaft 4 to slide back and forth along its axis.

[0043] When in use, the waste rubber is continuously thrown into the inner top of the processing box 1, and then the left roller 4 and the right roller 3 are driven to rotate by the driving part, so that the left roller 4 and the right roller 3 can complete the crushing of the waste rubber through the cutting teeth 5 on the outer wall, and the rotating left roller 4 will also reciprocate along the axis, and the cutting teeth 5 on the left roller 4 and the right roller 3 will reciprocate and cut the waste rubber, which significantly improves the efficiency and effect of the left roller 4 and the right roller 3 in crushing the waste rubber, and indirectly improves the quality of the recycled rubber.

[0044] Embodiment 2:

[0045] Reference Figure 1-Figure 5 , which is basically the same as the first embodiment, and further discloses a specific implementation scheme of the driving unit.

[0046] The above-mentioned driving unit includes a motor 6 fixedly installed on the outer wall of the processing box 1, and the output shaft of the motor 6 is fixedly installed with a first reciprocating screw 8, and the end of the first reciprocating screw 8 is fixedly connected to the axial end of the right roller shaft 3, wherein the axial ends of the left roller shaft 4 and the right roller shaft 3 are both fixedly installed with first gears 7, and the two first gears 7 are meshingly connected, and the outer wall of the first reciprocating screw 8 is threadedly connected with a reciprocating push plate 9, and the axial end of the left roller shaft 4 is rotatably connected to the reciprocating push plate 9.

[0047] Specifically, when in use, the motor 6 will drive the right roller 3 to rotate through the first reciprocating screw 8, and the right roller 3 will drive the left roller 4 to rotate through two mutually meshing first gears 7, so that the left roller 4 and the right roller 3 can complete the crushing of the waste rubber through the cutting teeth 5 on the outer wall. During the rotation of the first reciprocating screw 8, the first reciprocating screw 8 will drive the reciprocating push plate 9 to slide back and forth, and the reciprocating push plate 9 will drive the left roller 4 to slide back and forth along the axis, and the cutting teeth 5 on the left roller 4 and the right roller 3 will perform a reciprocating cutting action on the waste rubber, which significantly improves the efficiency and effect of the left roller 4 and the right roller 3 in crushing the waste rubber, and indirectly improves the quality of the recycled rubber.

[0048] Embodiment three:

[0049] Reference Figure 1-Figure 5 , which is basically the same as the second embodiment, and further, a specific implementation scheme for heat dissipation and flushing of the left roller 4 and the right roller 3 is specifically added.

[0050] The shaft ends of the left roller shaft 4 and the right roller shaft 3 are fixedly connected with an inner tube 12, and the outer wall of the inner tube 12 is provided with a spray hole 11 extending to the outer wall of the left roller shaft 4 and the right roller shaft 3, and the spray hole 11 is located in the tooth groove of the cutting tooth 5, and the outer wall of the processing box 1 is fixedly installed with a water tank 10 for storing cleaning liquid, and the input end of the inner tube 12 extends into the water tank 10; a first telescopic airbag 13 is installed between the reciprocating push plate 9 and the outer wall of the processing box 1, and the first telescopic airbag 13 is fixedly connected with a first suction pipe 14 and a first exhaust pipe 15, and the first suction pipe 14 and the first exhaust pipe 15 are fixedly installed with a one-way valve, and the end of the first exhaust pipe 15 extends into the water tank 10.

[0051] When the reciprocating push plate 9 slides back and forth, the reciprocating push plate 9 will also indirectly stretch and compress the first telescopic airbag 13. When the first telescopic airbag 13 is compressed, the water tank 10 will be pressurized through the first exhaust pipe 15, and the cleaning liquid in the water tank 10 will enter the inner tube 12, and finally be sprayed out from the spray hole 11. On the one hand, the rubber powder in the tooth groove of the cutting tooth 5 can be flushed out to prevent it from being blocked by the rubber powder. On the other hand, the cutting tooth 5 can be cooled to ensure its cutting efficiency. On the other hand, the cutting tooth 5 can be lubricated to reduce the wear on the cutting tooth 5. When the first telescopic airbag 13 is stretched, air will be inhaled through the first intake pipe 14.

[0052] Embodiment 4:

[0053] Reference Figure 1-Figure 9 , which is basically the same as the third embodiment, and further, a specific implementation scheme for stirring the rubber powder and the cleaning liquid is specifically added.

[0054] The inner bottom of the above-mentioned processing box 1 is rotatably connected to the middle roller shaft 16, and the middle roller shaft 16 is connected to the right roller shaft 3 by a chain drive 20. The outer wall of the middle roller shaft 16 is slidably connected to multiple circumferentially distributed telescopic rods 17. The number of telescopic rods 17 is 4-8, and the preferred number in this application is 6. The lower end outer wall of the processing box 1 is provided with a water hole 38, and the lower end outer wall of the processing box 1 is fixedly connected to a water collecting cover 33 that blocks the water hole 38, wherein the telescopic rod 17 is perpendicular to the axis of the middle roller shaft 16, and the end of the telescopic rod 17 is fixedly connected to an inner arc plate 18, and the inner wall of the inner arc plate 18 is fixedly connected to a pressure block 19.

[0055] Specifically, after the waste rubber is crushed, the rubber powder and the cleaning liquid will fall to the inner bottom of the processing box 1. At this time, the right roller shaft 3 will drive the middle roller shaft 16 to rotate through the chain drive 20, and the middle roller shaft 16 will drive the inner arc plate 18 through the telescopic rod 17 to stir the rubber powder and the cleaning liquid in the processing box 1, thereby completing the efficient cleaning of the rubber powder. When the drain pipe on the water collecting cover 33 is opened, the sewage generated by cleaning will enter the water collecting cover 33 through the water hole 38, and then be discharged from the drain pipe of the water collecting cover 33.

[0056] The middle roller shaft 16 is provided with an opening and closing portion for driving the telescopic rod 17 to slide back and forth, and the opening and closing portion includes a slide groove 21 arranged in the middle roller shaft 16, and a second reciprocating screw 22 is rotatably connected in the slide groove 21, and the outer wall of the second reciprocating screw 22 is threadedly connected to a slide 23, and the telescopic rod 17 is fixedly connected to the slide 23, wherein the shaft end of the middle roller shaft 16 is rotatably connected to a transverse shaft 24, and the transverse shaft 24 is connected to the second reciprocating screw 22 by two second gears 25 that mesh with each other, and the other end of the transverse shaft 24 is fixedly connected to a third gear 26, and the outer wall of the processing box 1 is fixedly connected to a ring gear 27 that meshes with the third gear 26.

[0057] During the rotation of the middle roller shaft 16, the middle roller shaft 16 will drive the third gear 26 to roll along the gear teeth of the ring gear 27, and the third gear 26 will drive the horizontal shaft 24 to rotate. The horizontal shaft 24 will drive the second reciprocating screw 22 to rotate through two mutually meshing second gears 25. The second reciprocating screw 22 will drive the slide 23 to slide back and forth in the slide groove 21. The slide 23 will drive the inner arc plate 18 to slide back and forth through the telescopic rod 17, so that the effect of the inner arc plate 18 stirring the rubber powder and the cleaning liquid can be significantly improved, thereby improving the cleaning effect of the rubber powder. When the inner arc plate 18 is attached to the outer wall of the middle roller shaft 16, the inner arc plate 18 and the pressing block 19 will squeeze part of the rubber powder, so that impurities stuck in the cracks of the rubber powder can be discharged, which can further improve the cleaning effect of the rubber powder and significantly improve the quality of the recycled rubber.

[0058] The inner wall of the inner arc plate 18 is provided with a plurality of evenly distributed air holes 28, the number of the air holes 28 is 20-50, and the preferred number in the present application is 36. An air supply portion for blowing air to the air holes 28 is provided in the slide 21, and the air supply portion includes a second telescopic air bag 29 installed between the slide 23 and the inner wall of the slide 21, and a second air suction pipe 31 and a second exhaust pipe 30 are fixedly connected to the second telescopic air bag 29, wherein the second air suction pipe 31 and the second exhaust pipe 30 are fixedly installed with a one-way valve, the air hole 28 is connected to the second exhaust pipe 30, and a transverse hole 32 is provided at the axial end of the middle roller shaft 16, and the input end of the second air suction pipe 31 extends into the transverse hole 32.

[0059] Specifically, during the reciprocating sliding of the slide 23, the slide 23 will indirectly stretch and compress the second telescopic airbag 29. When the second telescopic airbag 29 is compressed, air will be blown to the air hole 28 through the second exhaust pipe 30, and the air hole 28 will blow air toward the outer wall of the inner middle roller shaft 16. On the one hand, the rubber powder can be better cleaned, and on the other hand, the rubber powder can be prevented from being stuck on the inner wall of the inner arc plate 18. When the second telescopic airbag 29 is stretched, air will be sucked into the transverse hole 32 through the second suction pipe 31, and the transverse hole 32 will absorb outside air.

[0060] Embodiment five:

[0061] Reference Fig. 9 , which is basically the same as the fourth embodiment, and further, a specific implementation scheme for clearing the water hole 38 is specifically added.

[0062] The inner wall of the water collecting cover 33 is fixedly connected to a guide rod 34, and an outer arc plate 35 is slidably connected to the guide rod 34, wherein the inner wall of the outer arc plate 35 is fixedly connected to an insertion rod 36 facing the water hole 38, and the outer arc plate 35 is elastically connected to the inner wall of the water collecting cover 33 by an elastic rope 37, and magnets that attract each other are fixedly installed in the inner arc plate 18 and the outer arc plate 35.

[0063] When the inner arc plate 18 is close to the inner wall of the processing box 1, the magnets on the inner arc plate 18 and the outer arc plate 35 will attract each other, and the outer arc plate 35 will slide along the outer wall of the guide rod 34 until the outer arc plate 35 drives the insertion rod 36 to be inserted into the water hole 38. The insertion rod 36 can clear the water hole 38 to prevent foreign matter from clogging the water hole 38 and affecting the cleaning effect of the rubber powder. When the inner arc plate 18 is away from the inner wall of the processing box 1, the elastic rope 37 will pull the outer arc plate 35 to slide toward the inner wall of the water collecting cover 33 to reset.

[0064] A method for producing recycled rubber, the operating steps are as follows:

[0065] Step 1: Continuously conveying the waste rubber into the processing box 1;

[0066] Step 2: Make the left roller 4 and the right roller 3 rotate continuously, and make the left roller 4 slide back and forth along the axis;

[0067] Step 3: flush the tooth grooves of the left roller 4 and the right roller 3 with a cleaning liquid;

[0068] Step 4: Stir the crushed rubber powder and cleaning liquid;

[0069] Step 5: subjecting the rubber powder to reciprocating extrusion;

[0070] Step 6: Stop the supply of cleaning fluid and drain the rubber powder.

[0071] When the recycled rubber production equipment is in use, the waste rubber is continuously thrown into the inner top of the processing box 1 and the motor 6 is started. The motor 6 will drive the right roller 3 to rotate through the first reciprocating screw 8, and the right roller 3 will drive the left roller 4 to rotate through two mutually meshing first gears 7, so that the left roller 4 and the right roller 3 can complete the crushing of the waste rubber through the cutting teeth 5 on the outer wall. During the rotation of the first reciprocating screw 8, the first reciprocating screw 8 will drive the reciprocating push plate 9 to slide back and forth, and the reciprocating push plate 9 will drive the left roller 4 to slide back and forth along the axis, and the cutting teeth 5 on the left roller 4 and the right roller 3 will perform a reciprocating cutting action on the waste rubber, which significantly improves the efficiency and effect of the left roller 4 and the right roller 3 in crushing the waste rubber, and indirectly improves the quality of the recycled rubber.

[0072] When the reciprocating push plate 9 slides back and forth, the reciprocating push plate 9 will also indirectly stretch and compress the first telescopic airbag 13. When the first telescopic airbag 13 is compressed, the water tank 10 will be pressurized through the first exhaust pipe 15, and the cleaning liquid in the water tank 10 will enter the inner tube 12, and finally be sprayed out from the spray hole 11. On the one hand, the rubber powder in the tooth groove of the cutting tooth 5 can be flushed out to prevent it from being blocked by the rubber powder. On the other hand, the cutting tooth 5 can be cooled to ensure its cutting efficiency. On the other hand, the cutting tooth 5 can be lubricated to reduce the wear on the cutting tooth 5. When the first telescopic airbag 13 is stretched, air will be inhaled through the first intake pipe 14.

[0073] After the waste rubber is crushed, the rubber powder and the cleaning liquid will fall to the inner bottom of the processing box 1. At this time, the right roller shaft 3 will drive the middle roller shaft 16 to rotate through the chain drive 20, and the middle roller shaft 16 will drive the inner arc plate 18 through the telescopic rod 17 to stir the rubber powder and the cleaning liquid in the processing box 1, thereby completing the efficient cleaning of the rubber powder. When the drain pipe on the water collecting cover 33 is opened, the sewage generated by cleaning will enter the water collecting cover 33 through the water hole 38, and then be discharged from the drain pipe of the water collecting cover 33.

[0074] During the rotation of the middle roller shaft 16, the middle roller shaft 16 will drive the third gear 26 to roll along the gear teeth of the ring gear 27, and the third gear 26 will drive the horizontal shaft 24 to rotate. The horizontal shaft 24 will drive the second reciprocating screw 22 to rotate through two mutually meshing second gears 25. The second reciprocating screw 22 will drive the slide 23 to slide back and forth in the slide groove 21, and the slide 23 will drive the inner arc plate 18 to slide back and forth through the telescopic rod 17, so that the effect of the inner arc plate 18 stirring the rubber powder and the cleaning liquid can be significantly improved, thereby improving the cleaning effect of the rubber powder. When the inner arc plate 18 is attached to the outer wall of the middle roller shaft 16, the inner arc plate 18 and the pressing block 19 will squeeze part of the rubber powder, so that impurities stuck in the cracks of the rubber powder can be discharged, which can further improve the cleaning effect of the rubber powder and significantly improve the quality of the recycled rubber.

[0075] 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 according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A reclaimed rubber production device, comprising a processing box (1), wherein the upper and lower ends of the processing box (1) are respectively provided with a feed inlet and a discharge outlet, characterized in that: Also includes: Two symmetrically arranged circular holes (2) are arranged on the upper side wall of the processing box (1). Wherein, a left roller shaft (4) and a right roller shaft (3) are respectively sleeved in the two circular holes (2), and cutting teeth (5) are fixedly provided on the outer walls of the left roller shaft (4) and the right roller shaft (3), and the two groups of cutting teeth (5) are meshed with each other; A driving unit is arranged on the outer wall of the processing box (1), The driving unit is used to drive the left roller (4) and the right roller (3) to rotate, and to drive the left roller (4) to slide back and forth along its axis.

2. A recycled rubber production equipment according to claim 1, characterized in that: The driving unit comprises a motor (6) fixedly mounted on the outer wall of the processing box (1), a first reciprocating screw (8) fixedly mounted on the output shaft of the motor (6), the end of the first reciprocating screw (8) being fixedly connected to the shaft end of the right roller shaft (3), The shaft ends of the left roller shaft (4) and the right roller shaft (3) are both fixedly mounted with a first gear (7), the two first gears (7) are meshingly connected, the outer wall of the first reciprocating screw (8) is threadedly connected with a reciprocating push plate (9), and the shaft end of the left roller shaft (4) is rotationally connected to the reciprocating push plate (9).

3. A reclaimed rubber production equipment according to claim 2, characterized in that: The shaft ends of the left roller shaft (4) and the right roller shaft (3) are fixedly connected to an inner tube (12); the outer wall of the inner tube (12) is provided with a liquid spray hole (11) extending to the outer wall of the left roller shaft (4) and the right roller shaft (3); and the liquid spray hole (11) is located in the tooth groove of the cutting tooth (5); the outer wall of the processing box (1) is fixedly mounted with a water tank (10); and the input end of the inner tube (12) extends into the water tank (10).

4. A reclaimed rubber production equipment according to claim 3, characterized in that: A first telescopic airbag (13) is installed between the reciprocating push plate (9) and the outer wall of the processing box (1); a first air intake pipe (14) and a first air exhaust pipe (15) are fixedly connected to the first telescopic airbag (13); a one-way valve is fixedly installed in the first air intake pipe (14) and the first air exhaust pipe (15); the end of the first air exhaust pipe (15) extends into the water tank (10).

5. The reclaimed rubber production equipment according to claim 2, characterized in that: The inner bottom of the processing box (1) is rotatably connected to a middle roller shaft (16), the middle roller shaft (16) is connected to the right roller shaft (3) via a chain drive (20), the outer wall of the middle roller shaft (16) is slidably connected to a plurality of circumferentially distributed telescopic rods (17), the lower outer wall of the processing box (1) is provided with a water hole (38), and the lower outer wall of the processing box (1) is fixedly connected to a water collecting cover (33) for shielding the water hole (38), The telescopic rod (17) is perpendicular to the axis of the middle roller shaft (16), the end of the telescopic rod (17) is fixedly connected to an inner arc plate (18), the inner wall of the inner arc plate (18) is fixedly connected to a pressure block (19), and an opening and closing portion for driving the telescopic rod (17) to slide back and forth is provided inside the middle roller shaft (16).

6. A reclaimed rubber production equipment according to claim 5, characterized in that: The opening and closing portion comprises a slide groove (21) arranged in the middle roller shaft (16), a second reciprocating screw (22) is rotatably connected in the slide groove (21), an outer wall of the second reciprocating screw (22) is threadedly connected to a slide table (23), and the telescopic rod (17) is fixedly connected to the slide table (23). The shaft end of the middle roller shaft (16) is rotatably connected to a transverse shaft (24), the transverse shaft (24) is connected to the second reciprocating screw (22) via two second gears (25) meshing with each other, the other end of the transverse shaft (24) is fixedly connected to a third gear (26), and the outer wall of the processing box (1) is fixedly connected to a ring gear (27) meshing with the third gear (26).

7. A reclaimed rubber production equipment according to claim 6, characterized in that: The inner wall of the inner arc-shaped plate (18) is provided with a plurality of evenly distributed air holes (28), and the slide groove (21) is provided with an air supply portion for blowing air into the air holes (28).

8. The reclaimed rubber production equipment according to claim 7, characterized in that: The air supply unit comprises a second telescopic airbag (29) installed between the slide table (23) and the inner wall of the slide groove (21), and a second air intake pipe (31) and a second air discharge pipe (30) are fixedly connected to the second telescopic airbag (29). Wherein, one-way valves are fixedly installed in the second air intake pipe (31) and the second air exhaust pipe (30), the air hole (28) is connected to the second air exhaust pipe (30), the shaft end of the middle roller shaft (16) is provided with a transverse hole (32), and the input end of the second air intake pipe (31) extends into the transverse hole (32).

9. The reclaimed rubber production equipment according to claim 6, characterized in that: The inner wall of the water collecting cover (33) is fixedly connected to a guide rod (34), and an outer arc-shaped plate (35) is slidably connected to the guide rod (34). The inner wall of the outer arc plate (35) is fixedly connected with an insertion rod (36) facing the water hole (38), the outer arc plate (35) is elastically connected to the inner wall of the water collecting cover (33) via an elastic rope (37), and magnets that attract each other are fixedly installed in the inner arc plate (18) and the outer arc plate (35).

10. A method for producing recycled rubber, comprising a recycled rubber production device according to any one of claims 1 to 9, characterized in that: The steps are as follows: Step 1: Continuously conveying the waste rubber into a processing box (1); Step 2: The left roller (4) and the right roller (3) are continuously rotated, and the left roller (4) is reciprocatedly slid along the axis; Step 3: flushing the tooth grooves of the left roller (4) and the right roller (3) with a cleaning liquid; Step 4: Stir the crushed rubber powder and cleaning liquid; Step 5: subjecting the rubber powder to reciprocating extrusion; Step 6: Stop the supply of cleaning fluid and drain the rubber powder.

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