CN216172728U

CN216172728U - Dustproof device of plastic crusher

Info

Publication number: CN216172728U
Application number: CN202122719654.8U
Authority: CN
Inventors: 李小龙; 葛迎雪; 王兴全
Original assignee: Zhangjiagang Huixing Machinery Co ltd
Current assignee: Zhangjiagang Huixing Machinery Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-04-05
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses a dustproof device of a plastic crusher, which comprises a dustproof mechanism and a plugging mechanism, the dustproof mechanism is arranged at the top of the crusher box, the first transmission motor and the bevel gear set are arranged, the transmission effect on the transmission rod is improved, the transmission rod and the crushing cutter are arranged, the primary crushing effect on plastics is improved, the first filter pipe and the first guide fan are arranged, the guide effect on airflow is improved, the second filter pipe and the second guide fan are arranged, the secondary guide effect on the airflow is improved, the auxiliary mechanism is arranged at the right end of the crusher box, the liquid storage box and the electromagnetic flow valve are arranged, the quantitative water supplementing effect on the atomizer is improved, through having set up the shutoff mechanism at broken quick-witted roof portion, set up second drive motor and two-way screw rod, be favorable to improving the drive effect to the connecting piece, set up movable plate and sealed piece, be favorable to improving and carry out the shutoff effect to the feed inlet.

Description

Dustproof device of plastic crusher

Technical Field

The utility model relates to the field of dustproof equipment, in particular to a dustproof device of a plastic crusher.

Background

The plastic is a high molecular compound which is polymerized by addition polymerization or polycondensation reaction by taking a monomer as a raw material, has moderate deformation resistance and is between fibers and rubber, and consists of synthetic resin, fillers, plasticizers, stabilizers, lubricants, pigments and other additives; the crusher is a crushing machine with the particle size of more than three millimeters accounting for more than 50 percent of the total discharge amount in the discharged materials; the crushing operation is divided into coarse crushing, medium crushing and fine crushing according to the granularity of feeding and discharging; the dust-proof device refers to dust removing equipment adopting air filtration, liquid filtration, biological filtration and the like.

Most of the existing devices adopt a fan to guide and filter dust airflow generated during crushing, and the mode is difficult to blow off all dust from non-completely crushed plastics, so that the phenomenon of dust raising is easy to occur again in subsequent processing, and simultaneously, the dust in the crusher is difficult to be led out completely, so that the phenomenon of dust precipitation with larger particles is easy to occur; most of the material inlet and outlet of the existing device are open, so that the dust generated by crushing is easy to overflow, and the phenomenon of environmental pollution is caused.

SUMMERY OF THE UTILITY MODEL

Accordingly, in order to solve the above-mentioned disadvantages, the present invention provides a dust-proof device for a plastic crusher.

The utility model is realized in such a way that a dustproof device of a plastic crusher is constructed, the device comprises a crusher box, a maintenance window, a material taking window, a feed inlet, a dustproof mechanism, a plugging mechanism, a crushing motor, a control panel, an electric wire, a discharge valve, a crushing roller, a vibrating screen, an electric push rod and a storage bin, wherein the top side of the front end of the crusher box is hinged with the maintenance window, the bottom side of the front end of the crusher box is hinged with the material taking window, the left side of the top of the crusher box is fixedly connected with the feed inlet, the rear end of the crusher box is connected with the crushing motor through a bolt, the bottom of the front end of the maintenance window is connected with the control panel through a bolt, the left end of the control panel is fixedly connected with the electric wire, a connecting block inside the crusher box is connected with the discharge valve through a pipeline, the inner wall of the crusher box is rotatably connected with the crushing roller, the dynamic end of the crusher motor is coaxially rotated with the crushing roller, a groove of the connecting block inside the crusher box is slidably connected with the vibrating screen, the inner wall of the crusher box is connected with an electric push rod through a bolt, the dustproof mechanism is arranged at the top of the crusher box and comprises a first transmission motor, a bevel gear set, a fixed box, a transmission rod, an exhaust hole, an auxiliary mechanism, a crushing cutter, a first filter pipe, a first flow guide fan, a dust collection box, a second filter pipe, a second flow guide fan and a programmable controller, the middle side of the top of the crusher box is connected with the first transmission motor through a bolt, the driving end of the first transmission motor is coaxially rotated with a middle side gear of the bevel gear set, a middle side gear rotating shaft of the bevel gear set is rotatably connected with the bottom inside the fixed box, the top of the fixed box is connected with the inner top of the first transmission motor through a bolt, the centers of circles of the left and right side gears of the bevel gear set are fixedly connected with the transmission rod, the exhaust hole is arranged on the outer side surface of the transmission rod, the auxiliary mechanism is arranged at the top of the transmission rod, and the outer side surface of the crushing cutter is connected with the bolt, the inner groove of the connecting block on the inner side of the crushing case is connected with a first filtering pipe through a bolt, the inner wall of the first filtering pipe is connected with a first flow guide fan through a bolt, the first filtering pipe is connected with a left air inlet pipeline at the top of a dust collection box, a left air inlet at the bottom of the dust collection box is connected with a second filtering pipe through a pipeline, the inner wall of the second filtering pipe is connected with a second flow guide fan through a bolt, the top of the dust collection box is connected with a programmable controller through a bolt, the first transmission motor, the first flow guide fan and the second flow guide fan are all in electrical signal connection with the programmable controller, the first transmission motor, the first flow guide fan, the second flow guide fan and the programmable controller are all in electrical connection with a control panel, and the blocking mechanism is arranged on the top of the crushing case.

Preferably, the auxiliary mechanism comprises a liquid storage tank, an electromagnetic flow valve, an atomizer, a return pipe, a connecting pipe and a rotary joint, the top of the right end of the crusher box is connected with the liquid storage tank through a bolt, a water outlet at the bottom of the liquid storage tank is connected with an electromagnetic flow valve pipeline, a water outlet at the bottom of the electromagnetic flow valve is connected with an atomizer pipeline, the left end of the atomizer is connected with the right end of the crusher box through a bolt, an air outlet at the right end of the atomizer is connected with a return pipe pipeline, the bottom of the return pipe is connected with an air inlet pipeline at the right side of the top of the dust collection box, the return pipe is connected with a pipeline at the top of the connecting pipe, the bottom of the connecting pipe is connected with a rotary joint pipeline, an inner groove of the rotary joint is connected with an air inlet pipeline at the top of a transmission rod, the bottom of the rotary joint is rotatably connected with the top of the crusher box, and the electromagnetic flow valve and the atomizer are both electrically connected with a programmable controller, and the electromagnetic flow valve and the atomizer are electrically connected with the control panel.

Preferably, the plugging mechanism comprises a second transmission motor, a mounting seat, a bidirectional screw, a connecting piece, a moving plate, a limiting guide rail and a sealing block, the left front side of the top of the crusher box is connected with a second transmission motor through a bolt, the left front side of the top of the crusher box is connected with a mounting seat through a bolt, the moving end of the second transmission motor coaxially rotates with a bidirectional screw rod which is rotationally connected with a through hole of an inner groove of the mounting seat, the bidirectional screw rod is in threaded connection with a thread groove at the center of the connecting piece, the left end of the connecting piece is in bolted connection with the movable plate, the groove at the bottom of the movable plate is connected with a limit guide rail in a sliding way, the bottom of the limit guide rail is connected with the top of the crusher box through a bolt, the rear end of the moving plate is fixedly connected with the sealing block, the second transmission motor is in electrical signal connection with the programmable controller, and the second transmission motor is electrically connected with the control panel.

Preferably, electric putter right-hand member push rod and vibration net bolted connection, the bottom is equipped with the storage silo in the breaker machine case, broken motor, electric wire, discharge valve and electric putter all are connected with control panel electricity.

Preferably, the outer side surfaces of the transmission rods on the left side and the right side of the bottom of the fixed box are respectively provided with five groups of crushing cutters, and the crushing cutters of the two groups of transmission rods are distributed in a staggered mode with the distance of 2 cm.

Preferably, an interlayer is arranged on the middle side of the filter element in the dust collection box, and the first filter pipe and the second filter pipe on the upper side and the lower side of the left side of the dust collection box are symmetrically distributed.

Preferably, the maximum displacement length of the connecting piece and the moving plate is 10 cm, and a sponge sliding layer with the thickness of 2 cm is arranged at the bottom of the moving plate.

Preferably, two groups of connecting pieces and moving plates are arranged on the left side of the bidirectional screw, and the thicknesses of the two groups of moving plates and the sealing blocks are the same as the diameter and the length of the feed inlet.

Preferably, the bevel gear set is made of steel.

Preferably, the connecting pipe is made of plastic.

The utility model has the following advantages: the utility model provides a dust-proof device of a plastic crusher through improvement, compared with the same type of equipment, the dust-proof device comprises the following improvements:

according to the dustproof device of the plastic crusher, the dustproof mechanism is arranged at the top of the crusher case, the first transmission motor and the bevel gear set are arranged, so that the transmission effect on the transmission rod is improved, the transmission rod and the crushing cutter are arranged, the primary crushing effect on plastics is improved, the first filter pipe and the first flow guide fan are arranged, the flow guide effect on air flow is improved, and the second filter pipe and the second flow guide fan are arranged, so that the secondary flow guide effect on air flow is improved.

According to the dustproof device of the plastic crusher, the auxiliary mechanism is arranged at the right end of the crusher case, the liquid storage tank and the electromagnetic flow valve are arranged, so that the quantitative water replenishing effect on the atomizer is improved, and the atomizer and the return pipe are arranged, so that the flow guiding effect on moist airflow is improved.

According to the dustproof device of the plastic crusher, the blocking mechanism is arranged at the top of the crusher case, the second transmission motor and the bidirectional screw rod are arranged, so that the driving effect of a connecting piece is favorably improved, and the movable plate and the sealing block are arranged, so that the blocking effect of a feeding hole is favorably improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the dust prevention mechanism and the internal structure of the crusher housing of the present invention;

FIG. 3 is an enlarged schematic view of the utility model at A in FIG. 2;

FIG. 4 is a schematic view of the auxiliary mechanism of the present invention;

fig. 5 is a schematic top view of the occlusion mechanism of the present invention.

Wherein: a crushing case-1, a maintenance window-2, a material taking window-3, a material inlet-4, a dustproof mechanism-5, a plugging mechanism-6, a crushing motor-7, a control panel-8, a wire-9, a discharge valve-10, a crushing roller-11, a vibrating screen-12, an electric push rod-13, a storage bin-14, a first transmission motor-51, a bevel gear set-52, a fixed box-53, a transmission rod-54, an exhaust hole-55, an auxiliary mechanism-56, a crushing knife-57, a first filter pipe-58, a first guide fan-59, a dust collecting box-510, a second filter pipe-511, a second guide fan-512, a programmable controller-513, a liquid storage box-561, an electromagnetic flow valve-562, a magnetic flow valve-562, Atomizer-563, reflux pipe-564, connecting pipe-565, rotary joint-566, second transmission motor-61, mounting seat-62, bidirectional screw-63, connecting piece-64, moving plate-65, limit guide rail-66 and sealing block-67.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the dust-proof device of a plastic crusher of the present invention comprises a crusher case 1, a maintenance window 2, a material taking window 3, a material inlet 4, a dust-proof mechanism 5, a plugging mechanism 6, a crushing motor 7, a control panel 8, an electric wire 9, a discharge valve 10, a crushing roller 11, a vibrating screen 12, an electric push rod 13 and a storage bin 14, wherein the top side of the front end of the crusher case 1 is hinged with the maintenance window 2, the bottom side of the front end of the crusher case 1 is hinged with the material taking window 3, the left side of the top of the crusher case 1 is fixedly connected with the material inlet 4, the rear end of the crusher case 1 is bolted with the crushing motor 7, the bottom of the front end of the maintenance window 2 is bolted with the control panel 8, the left end of the control panel 8 is fixedly connected with the electric wire 9, a connecting block inside the crusher case 1 is connected with the discharge valve 10 through a pipeline, the inner wall of the crusher case 1 is rotatably connected with the crushing roller 11, the axial end of the crushing motor 7 and the crushing roller 11 coaxially rotate, the groove of the connecting block on the inner side of the crushing case 1 is connected with the vibrating screen 12 in a sliding manner, the inner wall of the crushing case 1 is connected with the electric push rod 13 through a bolt, the push rod at the right end of the electric push rod 13 is connected with the vibrating screen 12 through a bolt, the storage bin 14 is arranged at the bottom in the crushing case 1, and the crushing motor 7, the electric wire 9, the discharge valve 10 and the electric push rod 13 are all electrically connected with the control panel 8.

Referring to fig. 2, 3 and 4, in the dust-proof device of a plastic crusher of the present invention, a dust-proof mechanism 5 is disposed at the top of a crusher case 1 to improve a dust-proof effect, the dust-proof mechanism 5 includes a first transmission motor 51, a bevel gear set 52, a fixed case 53, a transmission rod 54, an exhaust hole 55, an auxiliary mechanism 56, a crushing knife 57, a first filter pipe 58, a first guiding fan 59, a dust collecting box 510, a second filter pipe 511, a second guiding fan 512 and a programmable controller 513, the top of the crusher case 1 is bolted to the first transmission motor 51 to improve the fixing effect of the first transmission motor 51, the driving end of the first transmission motor 51 rotates coaxially with the middle gear of the bevel gear set 52 to improve the driving effect of the first transmission motor 51, the rotating shaft of the middle gear of the bevel gear set 52 is rotatably connected to the bottom of the fixed case 53 to improve the rotating effect of the bevel gear set 52, the top of the fixed case 53 is bolted to the top of the first transmission motor 51, the fixing effect of the fixing box 53 is improved, the centers of circles of the left and right side gears of the bevel gear set 52 are fixedly connected with the transmission rod 54, the transmission effect of the transmission rod 54 is improved, the exhaust hole 55 is arranged on the outer side surface of the transmission rod 54, the exhaust effect is improved, the auxiliary mechanism 56 is arranged on the top of the transmission rod 54, the dustproof effect is improved, the outer side surface of the transmission rod 54 is in bolted connection with the crushing cutter 57, the fixing effect of the crushing cutter 57 is improved, the inner groove of the connecting block inside the crushing box 1 is in bolted connection with the first filter pipe 58, the fixing effect of the first filter pipe 58 is improved, the inner wall of the first filter pipe 58 is in bolted connection with the first guide fan 59, the fixing effect of the first guide fan 59 is improved, the first filter pipe 58 is in pipeline connection with the left air inlet on the top of the dust collection box 510, the air inlet effect of the dust collection box 510 is improved, the left air inlet on the bottom of the dust collection box 510 is in pipeline connection with the second filter pipe 511, the air inlet effect of the dust collection box 510 is improved, the inner wall of the second filter pipe 511 is connected with the second diversion fan 512 through bolts, so that the fixing effect of the second diversion fan 512 is improved, the top of the dust collection box 510 is connected with the programmable controller 513 through bolts, the fixing effect of the programmable controller 513 is improved, the first transmission motor 51, the first diversion fan 59 and the second diversion fan 512 are all in electrical signal connection with the programmable controller 513, so that the control effect of the programmable controller 513 is improved, the first transmission motor 51, the first diversion fan 59, the second diversion fan 512 and the programmable controller 513 are all in electrical connection with the control panel 8, the plugging mechanism 6 is arranged at the top of the crushing box 1 to improve the plugging effect, the auxiliary mechanism 56 comprises a liquid storage box 561, an electromagnetic flow valve 562, an atomizer 563, a backflow pipe 564, a connecting pipe 565 and a rotary joint 566, the top of the right end of the crushing box 1 is connected with the liquid storage box 561 through bolts, so that the fixing effect of the liquid storage box 561 is improved, the bottom water outlet of the liquid storage box 561 is connected with the electromagnetic flow valve 562 through a pipeline, the control effect of the electromagnetic flow valve 562 is improved, the bottom water outlet of the electromagnetic flow valve 562 is connected with the atomizer 563 through a pipeline, the flow guiding effect of the electromagnetic flow valve 562 is improved, the left end of the atomizer 563 is connected with the right end of the crusher box 1 through a bolt, the fixing effect of the atomizer 563 is improved, the right air outlet of the atomizer 563 is connected with the return pipe 564 through a pipeline, the flow guiding effect of the return pipe 564 is improved, the bottom of the return pipe 564 is connected with the right air inlet pipeline at the top of the dust collection box 510, the air intake effect of the return pipe 564 is improved, the return pipe 564 is connected with the top pipeline of the connecting pipe 565, the flow guiding effect of the return pipe 564 is improved, the bottom of the connecting pipe 565 is connected with the rotating joint 566 through a pipeline, the inner groove of the rotating joint 566 is connected with the top air inlet pipeline at the top of the transmission rod 54, and the flow guiding effect of the rotating joint 566 is improved, the bottom of the rotary joint 566 is rotatably connected with the top of the crushing case 1, the rotating effect of the rotary joint 566 is improved, the electromagnetic flow valve 562 and the atomizer 563 are electrically connected with the programmable controller 513, the electromagnetic flow valve 562 and the atomizer 563 are electrically connected with the control panel 8, five groups of crushing knives 57 are arranged on the outer side surfaces of the transmission rods 54 on the left side and the right side of the bottom of the fixed case 53, the crushing knives 57 of the two groups of transmission rods 54 are in staggered distribution with a distance of 2 cm, the crushing effect of the crushing knives 57 is improved, an interlayer is arranged on the middle side of a filter core inside the dust collection case 510, and the first filter pipes 58 and the second filter pipes 511 on the upper side and the lower side of the left side of the dust collection case 510 are symmetrically distributed, so that the filtering effect of the dust collection case 510 is improved.

Referring to fig. 5, the plugging mechanism 6 of the dust-proof device of a plastic crusher of the present invention comprises a second transmission motor 61, a mounting seat 62, a bidirectional screw 63, a connecting member 64, a moving plate 65, a limit guide rail 66 and a sealing block 67, wherein the left front side of the top of the crusher case 1 is bolted to the second transmission motor 61 to improve the fixing effect of the second transmission motor 61, the left front side of the top of the crusher case 1 is bolted to the mounting seat 62 to improve the fixing effect of the mounting seat 62, the axial moving end of the second transmission motor 61 rotates coaxially with the bidirectional screw 63 to improve the driving effect of the second transmission motor 61, the bidirectional screw 63 rotates with an inner groove through hole of the mounting seat 62 to improve the rotating effect of the bidirectional screw 63, the bidirectional screw 63 is in threaded connection with a thread groove of the connecting member 64, the driving effect of the bidirectional screw 63 is improved, the left end of the connecting member 64 is bolted to the moving plate 65, the driving effect of the connecting piece 64 is improved, the groove at the bottom of the moving plate 65 is in sliding connection with the limiting guide rail 66, the moving effect of the moving plate 65 is improved, the bottom of the limiting guide rail 66 is in bolt connection with the top of the crusher case 1, the fixing effect of the limiting guide rail 66 is improved, the rear end of the moving plate 65 is fixedly connected with the sealing block 67, the fixing effect of the sealing block 67 is improved, the second transmission motor 61 is in electrical signal connection with the programmable controller 513, the second transmission motor 61 is electrically connected with the control panel 8, the maximum displacement length of the connecting piece 64 and the moving plate 65 is 10 cm, and the bottom of the moving plate 65 is provided with a sponge sliding layer with the thickness of 2 cm, so that the moving effect of the moving plate 65 is improved, the left side of the bidirectional screw 63 is provided with two groups of connecting pieces 64 and the moving plate 65, and the thickness of the two groups of moving plates 65 and the sealing blocks 67 is the same as the diameter and the length of the feed port 4, so that the plugging effect of the moving plates 65 is improved.

The utility model provides a dustproof device of a plastic crusher through improvement, and the working principle is as follows;

firstly, when the equipment is used, the equipment is placed in a working area, and then the device is connected with an external power supply, so that the power supply required by the work of the equipment can be provided;

secondly, the worker firstly programs the programmable controller 513 through an external computer, then sends the plastic into the crusher case 1 through the feeding port 4 through an external instrument, and then controls the second transmission motor 61 to work through the control panel 8, so that the second transmission motor 61 drives the bidirectional screw 63 to rotate, and the moving plate 65 and the sealing block 67 are driven by the connecting piece 64 to slide back and forth on the inner rail of the limiting guide rail 66, so that the moving plate 65 and the sealing block 67 seal the feeding port 4, and the influence of the dust airflow caused by crushing on the working environment is favorably avoided;

thirdly, the programmable controller 513 is controlled by the control panel 8 to perform the crushing and dust removing processes, the programmable controller 513 controls the first driving motor 51 to work, so that the first driving motor 51 drives the driving rods 54 at the left and right sides of the bottom of the fixed box 53 to rotate under the driving of the bevel gear set 52, at this time, the driving rods 54 rotate through the rotating effect of the rotating joint 566, the driving rods 54 drive the crushing cutter 57 to rotate to perform the preliminary crushing action on the plastics, at this time, the first diversion fan 59 is controlled to work, the first diversion fan 59 sends the air at the top in the crushing box 1 into the dust collection box 510 through the first filtering pipe 58 for filtering, and then the filtered air flows to the connecting pipe 565 through the return pipe 564;

fourthly, simultaneously, the purified water in the liquid storage box 561 is sent into the atomizer 563 by controlling the electromagnetic flow valve 562, and the water mist is discharged into the return pipe 564 after the atomization work of the atomizer 563, so that the air flow in the return pipe 564 drives the water mist to flow into the connecting pipe 565, and the water mist is sent into the transmission rod 54 by the rotating joint 566, and then the crushed plastic is blown by the exhaust hole 55, which is beneficial to the dust removal of the primarily crushed plastic, and then the plastic drops on the crushing roller 11 when the discharge valve 10 is opened, the crushing roller 11 is driven to perform the secondary crushing action by controlling the crushing motor 7, and then the crushed plastic drops above the vibrating screen 11, at this time, the dust generated by the secondary crushing is guided by the second guide fan 59 and sent into the dust collection box 510 for filtering, which is beneficial to improving the multiple guide effect of the plastic, thereby the dust is driven and concentrated and accomodate, improves dustproof effect.

The utility model provides a dustproof device of a plastic crusher through improvement, which is provided with a first transmission motor 51 and a bevel gear group 52, improves the transmission effect on a transmission rod 54, is provided with the transmission rod 54 and a crushing cutter 57, improves the primary crushing effect on plastics, is provided with a first filter pipe 58 and a first guide fan 59, improves the guide effect on airflow, is provided with a second filter pipe 511 and a second guide fan 512, improves the secondary guide effect on airflow, is provided with a liquid storage tank 561 and an electromagnetic flow valve 562, improves the quantitative water replenishing effect on an atomizer 563, is provided with an atomizer 563 and a return pipe 564, improves the guide effect on humid airflow, is provided with a second transmission motor 61 and a bidirectional screw 63, is favorable for improving the driving effect on a connecting piece 64, and is provided with a movable plate 65 and a sealing block 67, and is favorable for improving the plugging effect on a feed inlet 4.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A dustproof device of a plastic crusher comprises a crushing case (1) and a storage bin (14), wherein the top side of the front end of the crushing case (1) is hinged with a maintenance window (2), the bottom side of the front end of the crushing case (1) is hinged with a material taking window (3), the left side of the top of the crushing case (1) is fixedly connected with a feeding port (4), the rear end of the crushing case (1) is connected with a crushing motor (7) through a bolt, the bottom of the front end of the maintenance window (2) is connected with a control panel (8) through a bolt, the left end of the control panel (8) is fixedly connected with an electric wire (9), an inner side connecting block of the crushing case (1) is connected with a discharge valve (10) through a pipeline, the inner wall of the crushing case (1) is rotationally connected with a crushing roller (11), the axial moving end of the crushing motor (7) coaxially rotates with the crushing roller (11), a groove of the inner side connecting block of the crushing case (1) is slidably connected with a vibrating screen (12), the inner wall of the crushing case (1) is connected with an electric push rod (13) through bolts;

the method is characterized in that: the crusher also comprises a dustproof mechanism (5) and a plugging mechanism (6), wherein the dustproof mechanism (5) is arranged at the top of the crusher box (1), the dustproof mechanism (5) comprises a first transmission motor (51), a bevel gear set (52), a fixed box (53), a transmission rod (54), an exhaust hole (55), an auxiliary mechanism (56), a crushing knife (57), a first filter pipe (58), a first flow guide fan (59), a dust collection box (510), a second filter pipe (511), a second flow guide fan (512) and a programmable controller (513), the middle side of the top of the crusher box (1) is in bolted connection with the first transmission motor (51), the axial dynamic end of the first transmission motor (51) coaxially rotates with the middle side gear of the bevel gear set (52), the middle side gear rotating shaft of the bevel gear set (52) is rotationally connected with the bottom of the fixed box (53), the top of the fixed box (53) is in bolted connection with the top of the first transmission motor (51), the centers of circles of gears on the left side and the right side of the bevel gear set (52) are fixedly connected with a transmission rod (54), an exhaust hole (55) is formed in the outer side surface of the transmission rod (54), an auxiliary mechanism (56) is arranged at the top of the transmission rod (54), the outer side surface of the transmission rod (54) is in bolted connection with a crushing cutter (57), an inner groove of a connecting block on the inner side of the crushing case (1) is in bolted connection with a first filter pipe (58), the inner wall of the first filter pipe (58) is in bolted connection with a first flow guide fan (59), the first filter pipe (58) is in pipeline connection with a gas inlet on the left side of the top of a dust collection case (510), a gas inlet on the left side of the bottom of the dust collection case (510) is in pipeline connection with a second filter pipe (511), the inner wall of the second filter pipe (511) is in bolted connection with a second flow guide fan (512), and the top of the dust collection case (510) is in bolted connection with a programmable controller (513), the first transmission motor (51), the first flow guide fan (59) and the second flow guide fan (512) are all in electrical signal connection with the programmable controller (513), the first transmission motor (51), the first flow guide fan (59), the second flow guide fan (512) and the programmable controller (513) are all in electrical connection with the control panel (8), and the plugging mechanism (6) is arranged at the top of the crushing case (1).

2. The dust-proof device of a plastic crusher according to claim 1, characterized in that: the auxiliary mechanism (56) comprises a liquid storage box (561), an electromagnetic flow valve (562), an atomizer (563), a return pipe (564), a connecting pipe (565) and a rotating joint (566), the top of the right end of the crushing case (1) is in bolted connection with the liquid storage box (561), a water outlet at the bottom of the liquid storage box (561) is in pipe connection with the electromagnetic flow valve (562), a water outlet at the bottom of the electromagnetic flow valve (562) is in pipe connection with the atomizer (563), the left end of the atomizer (563) is in bolted connection with the right end of the crushing case (1), a gas outlet at the right end of the atomizer (563) is in pipe connection with the return pipe (564), the bottom of the return pipe (564) is in pipe connection with a gas inlet at the right side of the top of the dust collection case (510), the return pipe (564) is in pipe connection with the top of the connecting pipe (565), and the bottom of the connecting pipe (565) is in pipe connection with the rotating joint (566), the rotary joint (566) inner groove is connected with the air inlet pipeline at the top of the transmission rod (54), the bottom of the rotary joint (566) is rotatably connected with the top of the crusher box (1), the electromagnetic flow valve (562) and the atomizer (563) are both connected with an electric signal of the programmable controller (513), and the electromagnetic flow valve (562) and the atomizer (563) are both electrically connected with the control panel (8).

3. The dust-proof device of a plastic crusher according to claim 1, characterized in that: the plugging mechanism (6) comprises a second transmission motor (61), a mounting seat (62), a two-way screw (63), a connecting piece (64), a moving plate (65), a limiting guide rail (66) and a sealing block (67), the left front side of the top of the crushing case (1) is in bolted connection with the second transmission motor (61), the left front side of the top of the crushing case (1) is in bolted connection with the mounting seat (62), the axial moving end of the second transmission motor (61) and the two-way screw (63) coaxially rotate, the two-way screw (63) is in rotational connection with an inner groove through hole of the mounting seat (62), the two-way screw (63) is in threaded connection with a circle center threaded groove of the connecting piece (64), the left end of the connecting piece (64) is in bolted connection with the moving plate (65), a groove at the bottom of the moving plate (65) is in sliding connection with the limiting guide rail (66), and the bottom of the limiting guide rail (66) is in bolted connection with the top of the crushing case (1), the rear end of the moving plate (65) is fixedly connected with the sealing block (67), the second transmission motor (61) is in electrical signal connection with the programmable controller (513), and the second transmission motor (61) is electrically connected with the control panel (8).

4. The dust-proof device of a plastic crusher according to claim 1, characterized in that: electric putter (13) right-hand member push rod and vibration net (12) bolted connection, bottom is equipped with storage silo (14) in broken quick-witted case (1), broken motor (7), electric wire (9), discharge valve (10) and electric putter (13) all are connected with control panel (8) electricity.

5. The dust-proof device of a plastic crusher according to claim 1, characterized in that: five groups of crushing knives (57) are arranged on the outer side surfaces of the transmission rods (54) on the left side and the right side of the bottom of the fixed box (53), and the crushing knives (57) of the two groups of transmission rods (54) are distributed in a staggered mode with the distance of 2 centimeters.

6. The dust-proof device of a plastic crusher according to claim 1, characterized in that: an interlayer is arranged on the middle side of the filter core in the dust collection box (510), and the first filter pipe (58) and the second filter pipe (511) on the upper side and the lower side of the left side of the dust collection box (510) are symmetrically distributed.

7. The dust-proof device of a plastic crusher according to claim 3, characterized in that: the maximum displacement length of the connecting piece (64) and the moving plate (65) is 10 cm, and a sponge sliding layer with the thickness of 2 cm is arranged at the bottom of the moving plate (65).

8. The dust-proof device of a plastic crusher according to claim 3, characterized in that: the left side of the bidirectional screw (63) is provided with two groups of connecting pieces (64) and moving plates (65), and the thicknesses of the two groups of moving plates (65) and the sealing blocks (67) are the same as the diameter and the length of the feed port (4).