CN116198060B - Crushing device with self-cleaning function for producing polyethylene child seat cushion - Google Patents

Abstract

The invention relates to the technical field of crushing equipment, in particular to a crushing device with a self-cleaning function for producing a polyethylene child seat cushion. The utility model provides a polyethylene children's cushion production is with breaker that has self-cleaning function, including broken subassembly, broken subassembly is including the second axis of rotation, and the equal rigid coupling of second axis of rotation and third axis of rotation has broken roller, and adjacent broken roller all rotates to be connected with the guide block of symmetric distribution, and the guide block is provided with the sliding tray, and adjacent broken roller all sliding connection has the push pedal that circumference equidistance distributes, and the guide block is provided with the sliding tray with push pedal sliding fit. According to the invention, the accumulated waste materials in the gaps of the crushing roller are directionally pushed out in the working process, so that the crushing effect of the crushing roller is kept stable, the working time of the crushing roller is prolonged, the working efficiency is improved, the accumulation of the waste materials on the surface of the device is prevented by removing static electricity carried by the waste materials, and the moving efficiency of the waste materials is improved.

Description

Crushing device with self-cleaning function for producing polyethylene child seat cushion

Technical Field

The invention relates to the technical field of crushing equipment, in particular to a crushing device with a self-cleaning function for producing a polyethylene child seat cushion.

Background

The cushion is a daily necessities for providing the travelling comfort, along with the promotion of living conditions, the classification of cushion is more and more refined, the attention degree of special cushion of children also promotes gradually, the material of cushion is many, wherein polyethylene is with nontoxic, tasteless and the good characteristics of compliance, the wide application is in the production and the manufacturing process of cushion, when producing polyethylene cushion, can use the polyethylene discarded object as the raw materials, through with waste material clearance, letter sorting, breakage, washing, dehydration, granulation, the final production processing becomes polyethylene cushion.

The crushing device is needed to be used in the process of crushing the waste, the existing crushing device is used for crushing the raw materials in a mode of crushing roller extrusion shearing, the waste can be clamped into gaps of the crushing roller in the extrusion shearing process, multiple cleaning is needed, the crushing effect and the working efficiency are affected, static electricity is generated by mutual friction among the waste in the extrusion crushing process, the waste is attached to the crushing device, and the use of the crushing device is affected.

Disclosure of Invention

In order to overcome the defects in the background art, the invention provides a crushing device with a self-cleaning function for producing a polyethylene child seat cushion.

The technical implementation scheme of the invention is as follows: the utility model provides a polyethylene children's cushion production is with breaker that has self-cleaning function, which comprises a housin, the casing is provided with electronic conveying piece, the rigid coupling has the shell of gathering together in the casing, the shell rigid coupling that gathers together has the flow distribution plate, first motor is installed to the casing, the casing rotates and is connected with first axis of rotation, first axis of rotation passes through gear drive with the output shaft of first motor, the casing is provided with the crushing subassembly that is used for broken waste material, the crushing subassembly is including the second axis of rotation, the second axis of rotation rotates and is connected in the casing, first axis of rotation passes through pulley belt drive with the second axis of rotation, the casing rigid coupling has the first fixed disk of symmetric distribution, the casing rotates and is connected with the third axis of rotation, second axis of rotation and third axis of rotation pass through the gear train drive, second axis of rotation and third axis of rotation all are connected with the guide block of symmetric distribution, the guide block and adjacent first fixed disk rigid coupling, the guide block is provided with the sliding tray, the crushing roller sliding connection has the push pedal of circumference equidistance distribution, push pedal and adjacent sliding fit, the second axis of rotation, the housing rigid coupling has the baffle of symmetric distribution, the second axis of rotation and third axis of rotation passes through the pulley belt drive with the first fixed disk of symmetric distribution, the first auxiliary material of blanking piece of the blanking piece of symmetric distribution, the blanking piece is provided with the blanking piece of symmetric distribution, the blanking piece of blanking piece, the blanking piece of the blanking piece is set up fixedly connected with the symmetric distribution.

Further, the whole sliding groove is annular, and the sliding groove protrudes to one side close to the blanking piece, so that waste in a gap of the crushing roller can be conveniently treated.

Further, the first fixed disk of symmetric distribution is all rotated and is connected with a rotating cylinder, the rotating cylinder of symmetric distribution is all fixedly connected with a first annular gear, the gathering shell is fixedly connected with a receiving net, the receiving net is positioned between the rotating cylinders of symmetric distribution, the receiving net is all rotated and connected with the rotating cylinder of symmetric distribution, the receiving net and the rotating cylinder of symmetric distribution are all provided with uniformly distributed through holes, the second rotating shaft is fixedly connected with a first gear meshed with the first annular gear, the rotating cylinders of symmetric distribution are all provided with circumferentially equidistant distributing stirring plates, and the stirring plates are used for driving waste materials to be crushed again.

Further, the stirring plate is rotationally connected with the adjacent rotating cylinder, a torsion spring is arranged between the stirring plate and the adjacent rotating cylinder, a limiting rod is fixedly connected with the material collecting net, and the limiting rod is matched with the adjacent stirring plate and used for shaking the stirring plate.

Further, the first auxiliary assembly comprises symmetrically distributed fixing plates fixedly connected to the adjacent first fixing plates, the symmetrically distributed fixing plates are rotationally connected with second fixing plates, circumferentially equidistant fixing rods are fixedly connected between the symmetrically distributed second fixing plates, a second inner gear ring is fixedly connected to a rotating cylinder on one side, and a second gear meshed with the second inner gear ring is fixedly connected to the second fixing plates on the same side of the rotating cylinder fixedly connected with the second inner gear ring.

Further, the first auxiliary assembly is located right above the blanking piece and used for improving the effect of auxiliary blanking.

Further, the pretreatment component comprises a rotating roller, the rotating roller is fixedly connected to the first rotating shaft, the rotating roller is positioned on the upper side of the gathering shell, and cutting blocks distributed at equal intervals in the circumferential direction are fixedly connected to the rotating roller.

Further, the device further comprises a second auxiliary assembly, the second auxiliary assembly is used for assisting feeding, the second auxiliary assembly comprises symmetrically distributed fixed baffles, the symmetrically distributed fixed baffles are fixedly connected to the shell, a second motor is installed on one side of each fixed baffle, a symmetrically distributed fourth rotating shaft is rotationally connected between the symmetrically distributed fixed baffles, the output end of each second motor is fixedly connected with the adjacent fourth rotating shaft, the symmetrically distributed fourth rotating shafts are in belt transmission through pulleys, a symmetrically distributed third fixed disc is fixedly connected with the fourth rotating shaft, and extruding rods distributed at equal intervals in the circumferential direction are arranged on the symmetrically distributed third fixed disc.

Further, the extrusion rod is in sliding connection with the adjacent third fixed disc, and a spring is arranged between the extrusion rod and the adjacent third fixed disc and is used for extruding waste materials.

Further, still including the blow-off subassembly, the blow-off subassembly sets up in the casing, and the blow-off subassembly is used for preventing that the waste material from piling up and blocking up, and the blow-off subassembly is including plasma fan, and plasma fan rigid coupling is in the casing, gathers together the shell rigid coupling and has the first tuber pipe that goes out with the plasma fan intercommunication, and the shielding plate rigid coupling of one side has the second tuber pipe that goes out with the plasma fan intercommunication, and the unloading piece rigid coupling has the third tuber pipe that goes out with the plasma fan intercommunication.

The beneficial effects of the invention are as follows: according to the invention, the waste in the gap of the crushing roller in the working process is directionally pushed out through the push plate, so that the service life of the crushing roller and the crushing effect on the waste are improved; through the cooperation of the rotating cylinder and the stirring plate, the waste which cannot pass through the material collecting net and the through hole of the rotating cylinder is crushed again, and the crushing effect of the device on the waste is improved; the accumulated and concentrated waste is blown away through the blowing-off assembly, so that the waste cannot be attached, the device is prevented from being blocked, and the working efficiency of the device is improved; the waste is extruded when the feeding is assisted by the second auxiliary assembly, so that the volume of the waste is reduced, and the waste is convenient to enter.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a rear view of the three-dimensional structure of the present invention.

Fig. 3 is a perspective view of the housing of the present invention.

Fig. 4 is a schematic perspective view of a crushing assembly according to the present invention.

Fig. 5 is a schematic perspective view of the blanking member, the plasma blower and other parts of the present invention.

FIG. 6 is a schematic view showing the connection relationship among the crushing cylinder, the sliding groove and the push plate.

Fig. 7 is a schematic perspective view of a guide block and a sliding groove according to the present invention.

Fig. 8 is a schematic perspective view of a push plate according to the present invention.

Fig. 9 is a perspective sectional view of a rotary drum and a receiving net of the present invention.

Fig. 10 is an enlarged perspective view of the present invention at a.

FIG. 11 is a schematic diagram of the connection between a kick-out plate and a rotatable drum according to the present invention.

Fig. 12 is a schematic perspective view of a first auxiliary assembly according to the present invention.

Fig. 13 is an enlarged perspective view of the present invention at B.

Fig. 14 is a schematic perspective view of a preprocessing component according to the present invention.

Fig. 15 is a schematic perspective view of a second auxiliary assembly according to the present invention.

Fig. 16 is a schematic partial perspective view of a second auxiliary assembly according to the present invention.

In the reference numerals: the device comprises a shell, a 2-electric conveying piece, a 3-gathering shell, a 301-splitter plate, a 4-first motor, a 6-first rotating shaft, a 801-first fixed disk, a 802-rotating cylinder, a 8021-first inner gear ring, a 8022-second inner gear ring, a 803-receiving net, a 804-second rotating shaft, a 8041-first gear, a 805-third rotating shaft, a 806-crushing roller, a 807-guide block, a 8071-sliding groove, a 808-push plate, a 809-blocking plate, a 810-stirring plate, a 811-limit rod, a 901-fixed plate, a 902-second fixed disk, a 903-fixed rod, a 904-second gear, a 1001-rotating roller, a 1002-cutting block, a 1101-plasma fan, a 1102-first air outlet pipe, a 1103-second air outlet pipe, a 1104-third air outlet pipe, a 1201-fixed baffle plate, a 1202-second motor, a 1203-fourth rotating shaft, a 1204-third fixed disk, 1205-extruding rod, a 13-blanking piece and a 14-blanking shell.

Description of the embodiments

The present invention will be described in detail with reference to the accompanying drawings.

Example 1: the utility model provides a crushing device with self-cleaning function is used in production of polyethylene children's cushion, as shown in fig. 1-11, including casing 1, casing 1 upper portion's left side is provided with electronic conveying piece 2, the rigid coupling has the shell 3 that gathers together in the casing 1, gather the shell 3 rigid coupling and have division board 301, division board 301 guides the waste material to the below of its front and back both sides, casing 1's internally mounted has first motor 4, the output shaft of first motor 4 runs through casing 1, casing 1 rotates and is connected with first axis of rotation 6, first axis of rotation 6 passes through gear drive with first motor 4 output, casing 1 is provided with crushing subassembly, crushing subassembly is broken the waste material through the mode of extrusion shearing, crushing subassembly includes second axis of rotation 804, second axis of rotation 804 rotation rotates and is connected to casing 1, first axis of rotation 6 and second axis of rotation 804 pass through the band pulley belt drive, casing 1 rigid coupling has symmetrical distribution's first fixed disk 801, the shell 1 is rotationally connected with a third rotating shaft 805, the second rotating shaft 804 and the third rotating shaft 805 are driven by a gear set, the number of teeth of the gears of the second rotating shaft 804 is larger than that of the gears of the third rotating shaft 805, the second rotating shaft 804 and the third rotating shaft 805 penetrate through symmetrically distributed first fixed discs 801, the second rotating shaft 804 and the third rotating shaft 805 are fixedly connected with crushing rollers 806, the crushing rollers 806 are rotationally connected with guide blocks 807 which are symmetrically distributed front and back, the guide blocks 807 are fixedly connected with adjacent first fixed discs 801, sliding grooves 8071 are arranged on the back side of the symmetrically distributed guide blocks 807, the whole sliding grooves 8071 are annular, the sliding grooves 8071 protrude downwards, the crushing rollers 806 are slidingly connected with pushing plates 808 which are circumferentially and equidistantly distributed, the pushing plates 808 are in sliding fit with the adjacent sliding grooves 8071, when the pushing plates 808 slide to the protruding positions of the sliding grooves 8071, the push plate 808 protrudes relative to the adjacent crushing roller 806, so as to facilitate the treatment of waste in the gap of the crushing roller 806, the symmetrically distributed first fixed discs 801 are rotationally connected with rotating drums 802, the symmetrically distributed rotating drums 802 are fixedly connected with first annular gears 8021, the gathering shell 3 is fixedly connected with a material collecting net 803, the material collecting net 803 is rotationally connected with the symmetrically distributed rotating drums 802, the material collecting net 803 is positioned between the symmetrically distributed rotating drums 802, the material collecting net 803 and the symmetrically distributed rotating drums 802 are respectively provided with uniformly distributed through holes for intercepting waste unqualified in crushing, the shell 1 is fixedly connected with a blanking member 13, the blanking member 13 is fixedly connected with a symmetrically distributed shielding plate 809, the blanking member 13 is provided with symmetrically distributed augers for concentrating the waste treated on the front side and the rear side of the blanking member 13 to the middle part thereof, the third rotating shaft 805 and the blanking member 13 are driven by a belt pulley, the shell 1 is fixedly connected with a blanking shell 14 communicated with the blanking piece 13, the second rotating shaft 804 is fixedly connected with a first gear 8041 meshed with a first inner gear ring 8021, the inner sides of the two rotating cylinders 802 are rotationally connected with circumferentially equidistant material stirring plates 810, torsion springs are arranged between the material stirring plates 810 and the adjacent rotating cylinders 802, the material stirring plates 810 are used for driving waste materials which cannot pass through holes of the material collecting net 803 and the rotating cylinders 802 to move to two crushing rollers 806 to crush the waste materials again, the material collecting net 803 is fixedly connected with a limit rod 811, the limit rod 811 is matched with the adjacent material stirring plates 810 and used for shaking the material stirring plates 810 to enable the waste materials attached to the material stirring plates 810 to fall down, the shell 1 is fixedly connected with shielding plates 809 which are symmetrically distributed, the symmetrically distributed first fixing plates 801 are provided with first auxiliary components which are used for pushing the material collecting net and the waste materials stacked on the lower side of the rotating cylinders 802 to assist the material stirring plates 803 to transport the waste materials, the shell 1 is provided with pretreatment assembly, and pretreatment assembly is used for carrying out the precutting to the waste material, promotes broken assembly's work efficiency.

As shown in fig. 12 and 13, the first auxiliary assembly includes symmetrically distributed fixing plates 901, the symmetrically distributed fixing plates 901 are fixedly connected to adjacent first fixing plates 801, the symmetrically distributed fixing plates 901 are rotationally connected with second fixing plates 902, six circumferentially equally distributed fixing rods 903 are fixedly connected between the symmetrically distributed second fixing plates 902, a second inner gear ring 8022 is fixedly connected to a rotating cylinder 802 at the rear side, a second gear 904 is fixedly connected to the second fixing plates 902 at the rear side, the second gear 904 is meshed with the second inner gear ring 8022, the fixing rods 903 squeeze waste materials to assist the waste materials to move, and the first auxiliary assembly is located right above a blanking member 13 and is used for improving the effect of auxiliary blanking.

As shown in fig. 3 and 14, the pretreatment assembly includes a rotating roller 1001, the rotating roller 1001 is fixedly connected to a first rotating shaft 6, the rotating roller 1001 is located at the upper side of the gathering shell 3, the rotating roller 1001 is fixedly connected with cutting blocks 1002 distributed circumferentially at equal intervals, and the cutting blocks 1002 pre-cut the waste materials, so that the working efficiency of the crushing step is improved.

When using this device broken waste material, the staff starts electronic conveying piece 2 and first motor 4 to place the waste material in electronic conveying piece 2, electronic conveying piece 2 is with the waste material transportation right, the output of first motor 4 passes through the gear and drives first axis of rotation 6 and rotate, first axis of rotation 6 drives the cutting block 1002 rotation that live roller 1001 and circumference equidistance distributed, cutting block 1002 that circumference equidistance distributed carries out the precut to the waste material that is brought by electronic conveying piece 2, make things convenient for going on of follow-up crushing process, the waste material that the precut accomplished gathers together through gathering shell 3, and shunts through flow distribution plate 301, make the waste material fall into in receipts material net 803 and the two rotation section of thick bamboo 802.

In the process of rotating the first rotating shaft 6, the first rotating shaft 6 drives the second rotating shaft 804 to rotate through a belt with a pulley, the second rotating shaft 804 drives the third rotating shaft 805 to rotate through a gear, the gear number of the gear of the second rotating shaft 804 is larger than that of the gear of the third rotating shaft 805, the second rotating shaft 804 and the third rotating shaft 805 form differential speed, the two crushing rollers 806 rotate reversely and simultaneously rotate in differential speed, the crushing effect of the two crushing rollers 806 on the waste materials is improved, the crushed waste materials fall to the inner sides of the material collecting net 803 and the two rotating drums 802, the waste materials which can pass through the through holes of the material collecting net 803 and the two rotating drums 802 move downwards to the blanking piece 13, the waste materials which cannot pass through the material collecting net 803 and the two rotating drums 802 move to the upper side of the rotating drums 802 along with the rotation of the two rotating drums 802 through the material stirring plate 810, when the material stirring plate 810 moves to be contacted with the limit rod 811, the limit rod 811 extrudes the adjacent material stirring plate 810, the torsion spring of the material stirring plate 810 rotates, the waste materials carried by the material stirring plate 810 drop downwards to the space between the two crushing rollers, the two crushing rollers 806 again break the waste materials until the waste materials pass through the material collecting net 803 and the two rotating drums 803 and pass through the rotating drums 803 and the two rotating drums 802 and move away from the limit rods 13.

In the process of crushing waste materials by the two crushing rollers 806, the crushing rollers 806 drive adjacent pushing plates 808 to slide along the adjacent sliding grooves 8071, when the pushing plates 808 move to the lower sides of the sliding grooves 8071, the pushing plates 808 downwards extend out along the sliding grooves 8071 to push out the waste materials in gaps of the adjacent crushing rollers 806, the service time of the crushing rollers 806 and the crushing effect on the waste materials are prolonged, the gaps of the crushing rollers 806 are prevented from being blocked, the pushing plates 808 downwards push out the waste materials in the gaps of the adjacent crushing rollers 806, and part of the waste materials clamped in the gaps of the crushing rollers 806 are conveniently discharged downwards through the through holes of the rotating cylinder 802 and the two material collecting nets 803.

When the two rotating drums 802 rotate, the rear rotating drum 802 drives the rear second fixed disc 902 to rotate through the engagement of the second inner gear ring 8022 and the second gear 904, the rear second fixed disc 902 drives the front second fixed disc 902 to rotate through the circumferentially equally distributed fixed rods 903, the circumferentially equally distributed fixed rods 903 assist in upward movement of waste materials which cannot pass through the material collecting net 803 and through holes of the two rotating drums 802 in a rotating mode to crush again, and meanwhile pass through waste materials are extruded to assist in discharging.

When the third rotating shaft 805 rotates, the third rotating shaft 805 drives the blanking member 13 to rotate through the belt wheel belt, the waste materials passing through the through holes of the material collecting net 803 and the two rotating drums 802 move to the blanking member 13, the blanking member 13 drives the processed waste materials to move towards the middle of the blanking member 13, and the processed waste materials are led out through the blanking shell 14, so that the whole process is completed, and when the device is used, the electric conveying member 2 and the first motor 4 are closed by workers.

In embodiment 2, as shown in fig. 15 and 16, on the basis of embodiment 1, a second auxiliary assembly is further included, the second auxiliary assembly is used for pushing waste into the shell 1 and simultaneously extruding the waste, space occupied by the waste is reduced, the waste is convenient to enter the shell 1, the second auxiliary assembly comprises symmetrically distributed fixing baffles 1201, the symmetrically distributed fixing baffles 1201 are fixedly connected to the shell 1, a second motor 1202 is installed on the rear side of the fixing baffles 1201, symmetrically distributed fourth rotating shafts 1203 are rotationally connected between the symmetrically distributed fixing baffles 1201, the output end of the second motor 1202 is fixedly connected with the left side fourth rotating shafts 1203, adjacent fourth rotating shafts 1203 are driven by a belt wheel belt, adjacent fourth rotating shafts 1203 are fixedly connected with front-rear symmetrically distributed third fixing discs 1204, the symmetrically distributed third fixing discs 1204 are all slidably provided with circumferentially equidistant extruding rods 1205, springs are arranged between the extruding rods 1205 and the adjacent third fixing discs 1204 and are used for assisting in feeding and simultaneously extruding the waste, and the feeding efficiency is improved.

When the electric conveying member 2 is started, a worker starts the second motor 1202 at the same time, the output end of the second motor 1202 drives the left fourth rotating shaft 1203 to rotate, the left fourth rotating shaft 1203 rotates the right fourth rotating shaft 1203 through the belt, the fourth rotating shaft 1203 drives the symmetrical third fixing plate 1204 to rotate, the symmetrical third fixing plate 1204 drives the extrusion rod 1205 to rotate, when the electric conveying member 2 feeds into the shell 1, the extrusion rod 1205 stirs waste materials to assist feeding, when encountering waste materials with larger volume, the extrusion rod 1205 slides along the adjacent two third fixing plates 1204 to extrude the springs of the third fixing plates 1204, extrusion force is provided by the springs of the extrusion rod 1205, and the extrusion of the larger waste materials is convenient to carry out.

Embodiment 3, on the basis of embodiment 2, as shown in fig. 3-5 and 14, the device further comprises a blow-off assembly, wherein the blow-off assembly is arranged on the shell 1, the blow-off assembly is used for removing static electricity of waste, the waste is prevented from being adsorbed on the gathering shell 3, the shielding plate 809 and the blanking piece 13, movement and discharge of the waste are affected, the blow-off assembly comprises a plasma fan 1101, the plasma fan 1101 is fixedly connected to the inner side of the shell 1, the gathering shell 3 is fixedly connected with a first air outlet pipe 1102, the first air outlet pipe 1102 is communicated with the plasma fan 1101 through a communicating pipe, the shielding plate 809 on the right side is fixedly connected with a second air outlet pipe 1103, the second air outlet pipe 1103 is communicated with the plasma fan 1101 through a communicating pipe, the blanking piece 13 is fixedly connected with a third air outlet pipe 1104, and the third air outlet pipe 1104 is communicated with the plasma fan 1101 through a communicating pipe.

When the device works, a worker starts the plasma fan 1101, the plasma fan 1101 blows plasma air to the first air outlet pipe 1102, the second air outlet pipe 1103 and the third air outlet pipe 1104, the first air outlet pipe 1102 blows the plasma air to the gathering shell 3, the second air outlet pipe 1103 blows the plasma air to the two rotating drums 802 and the material collecting net 803, the third air outlet pipe 1104 blows the plasma air to the blanking member 13, static electricity carried by waste materials is removed, the waste materials are prevented from blocking the device due to electrostatic adsorption, and the working efficiency of the device is improved.

While the present invention has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art from this disclosure that various changes or modifications can be made therein without departing from the spirit and scope of the invention as defined in the following claims. Accordingly, the detailed description of the disclosed embodiments is to be taken only by way of illustration and not by way of limitation, and the scope of protection is defined by the content of the claims.

Claims (9)

1. The utility model provides a breaker with self-cleaning function is used in production of polyethylene children's cushion, including casing (1), casing (1) are provided with electronic conveying piece (2), and the rigid coupling has in casing (1) to gather together shell (3), gathers together shell (3) rigid coupling and has flow distribution plate (301), and first motor (4) are installed in casing (1), and casing (1) rotate and are connected with first axis of rotation (6), and first axis of rotation (6) pass through gear with the output shaft of first motor (4), characterized by: the crushing assembly is arranged on the shell (1), the crushing assembly comprises a second rotating shaft (804), the second rotating shaft (804) is rotationally connected with the shell (1), the first rotating shaft (6) and the second rotating shaft (804) are driven by a belt pulley, the shell (1) is fixedly connected with a first symmetrically distributed fixed disc (801), the shell (1) is rotationally connected with a third rotating shaft (805), the second rotating shaft (804) and the third rotating shaft (805) are driven by a gear set, the second rotating shaft (804) and the third rotating shaft (805) penetrate through a first symmetrically distributed fixed disc (801), the second rotating shaft (804) and the third rotating shaft (805) are fixedly connected with crushing rollers (806), the crushing rollers (806) are rotationally connected with symmetrically distributed guide blocks (807), the guide blocks (807) are fixedly connected with adjacent first fixed discs (801), the guide blocks (807) are provided with sliding grooves (8071), the pushing plates (808) which are circumferentially equidistant and are slidingly matched with the adjacent sliding grooves (8071), the shell (809) is fixedly connected with a baffle plate (13) which is symmetrically distributed on the shell (1), the third rotating shaft (805) and the blanking member (13) are driven by a belt wheel belt, a blanking shell (14) communicated with the blanking member (13) is fixedly connected with the shell (1), first auxiliary components for assisting blanking are arranged on symmetrically distributed first fixing plates (801), and a pretreatment component for pre-crushing waste is arranged on the shell (1);

the sliding groove (8071) is annular as a whole, and the sliding groove (8071) protrudes to one side close to the blanking piece (13), so that waste in a gap of the crushing roller (806) can be conveniently treated.

2. A crushing device with self-cleaning function for producing a polyethylene child seat cushion as claimed in claim 1, wherein: the first fixed disk (801) of symmetric distribution is all rotated and is connected with a rotary drum (802), the rotary drum (802) of symmetric distribution is all fixedly connected with a first annular gear (8021), gather shell (3) rigid coupling and have receipts material net (803), receipts material net (803) are located between the rotary drum (802) of symmetric distribution, receipts material net (803) are all rotated with the rotary drum (802) of symmetric distribution and are connected, receipts material net (803) and rotary drum (802) of symmetric distribution all are provided with evenly distributed's through-hole, second axis of rotation (804) rigid coupling have with first gear (8041) of first annular gear (8021) meshing, rotary drum (802) of symmetric distribution all are provided with circumferentially equidistant stirring board (810) of distributing, stirring board (810) are used for driving the waste material and break once more.

3. A crushing device with self-cleaning function for producing a polyethylene child seat cushion as claimed in claim 2, characterized in that: the stirring plate (810) is rotationally connected with the adjacent rotating cylinder (802), a torsion spring is arranged between the stirring plate (810) and the adjacent rotating cylinder (802), a limiting rod (811) is fixedly connected with the material collecting net (803), and the limiting rod (811) is matched with the adjacent stirring plate (810) and used for shaking the stirring plate (810).

4. A crushing device with self-cleaning function for producing a polyethylene child seat cushion as claimed in claim 1, wherein: the first auxiliary assembly comprises symmetrically distributed fixing plates (901), wherein the symmetrically distributed fixing plates (901) are fixedly connected to adjacent first fixing plates (801), the symmetrically distributed fixing plates (901) are rotationally connected with second fixing plates (902), fixing rods (903) which are circumferentially equidistantly distributed are fixedly connected between the symmetrically distributed second fixing plates (902), a rotating cylinder (802) on one side is fixedly connected with a second inner gear ring (8022), and a second gear (904) meshed with the second inner gear ring (8022) is fixedly connected with the second fixing plates (902) on the same side of the rotating cylinder (802) fixedly connected with the second inner gear ring (8022).

5. The crushing device with a self-cleaning function for producing the polyethylene child seat cushion as claimed in claim 4, wherein the crushing device is characterized in that: the first auxiliary assembly is located right above the blanking piece (13) and used for improving the effect of auxiliary blanking.

6. A crushing device with self-cleaning function for producing a polyethylene child seat cushion as claimed in claim 1, wherein: the pretreatment component comprises a rotating roller (1001), the rotating roller (1001) is fixedly connected to a first rotating shaft (6), the rotating roller (1001) is positioned on the upper side of the gathering shell (3), and cutting blocks (1002) distributed circumferentially at equal intervals are fixedly connected to the rotating roller (1001).

7. A crushing device with self-cleaning function for producing a polyethylene child seat cushion as claimed in claim 1, wherein: the novel rotary extrusion device is characterized by further comprising a second auxiliary assembly, wherein the second auxiliary assembly is used for auxiliary feeding, the second auxiliary assembly comprises symmetrically distributed fixing baffles (1201), the symmetrically distributed fixing baffles (1201) are fixedly connected to the shell (1), a second motor (1202) is installed on one side of each fixing baffle (1201), a symmetrically distributed fourth rotating shaft (1203) is rotationally connected between the symmetrically distributed fixing baffles (1201), the output end of each second motor (1202) is fixedly connected with the adjacent fourth rotating shaft (1203), the symmetrically distributed fourth rotating shafts (1203) are in belt transmission through pulleys, the symmetrically distributed third rotating shafts (1204) are fixedly connected with symmetrically distributed third fixing plates (1204), and the symmetrically distributed third fixing plates (1204) are all provided with extrusion rods (1205) which are circumferentially equidistantly distributed.

8. A crushing device with self-cleaning function for producing a polyethylene child seat cushion as defined in claim 7, wherein: the extrusion rod (1205) is in sliding connection with the adjacent third fixed disc (1204), and a spring is arranged between the extrusion rod (1205) and the adjacent third fixed disc (1204) and is used for extruding waste materials.

9. A crushing device with self-cleaning function for producing a polyethylene child seat cushion as claimed in claim 1, wherein: still including blow-off subassembly, blow-off subassembly sets up in casing (1), blow-off subassembly is used for preventing that the waste material from piling up and blocking, blow-off subassembly is including plasma fan (1101), plasma fan (1101) rigid coupling is in casing (1), gather together shell (3) rigid coupling have with first tuber pipe (1102) of plasma fan (1101) intercommunication, shielding plate (809) rigid coupling of one side have with second tuber pipe (1103) of plasma fan (1101) intercommunication, unloading piece (13) rigid coupling have with third tuber pipe (1104) of plasma fan (1101) intercommunication.