CN215242195U

CN215242195U - Working of plastics rubbing crusher

Info

Publication number: CN215242195U
Application number: CN202121477883.7U
Authority: CN
Inventors: 杨怀江; 黄艳
Original assignee: Nan'an Fatai Machinery Manufacturing Co ltd
Current assignee: Nan'an Fatai Machinery Manufacturing Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-12-21
Anticipated expiration: 2031-06-30

Abstract

The utility model provides a feeding box which is made of steel plates and does not need to be disassembled from a crushing box when a maintainer needs to maintain the inner part of the crushing box, moreover, a maintainer does not need to maintain the inside of the crushing box at the narrow opening at the upper end of the crushing box, and the operation of the plastic part crusher is more convenient, and the plastic part crusher comprises a rack, a crushing box, a rotary device and a feeding box, wherein the upper end of the crushing box is used for feeding plastic parts, the lower end of the crushing box is used for discharging crushed plastic parts, the rotary device is arranged in the crushing box and is matched with the crushing device for crushing the plastic parts, the lower end of the crushing box is communicated with the feeding box, the upper end of the crushing box is used for feeding the plastic parts, the feeding box is rotatably arranged above the crushing box, the maintainer can maintain the inside of the crushing box conveniently, and the feeding box is used for driving the maintenance driving device to rotate.

Description

Working of plastics rubbing crusher

Technical Field

The utility model relates to a working of plastics rubbing crusher technical field, concretely relates to working of plastics rubbing crusher.

Background

The plastic part is mainly made of polyethylene or polypropylene and the like, and is added with a plurality of organic solvents. The plastic part is a plastic container which is widely made of Polyester (PET), Polyethylene (PE) and polypropylene (PP) as raw materials, is heated at high temperature after being added with corresponding organic solvents, and is subjected to blow molding, extrusion blowing or injection molding through a plastic mold. The packaging container is mainly used for liquid or solid disposable plastic packaging containers of beverages, foods, pickles, honey, dried fruits, edible oil, agricultural and veterinary medicines and the like. The plastic part has the characteristics of low possibility of being broken, low cost, high transparency, food-grade raw materials and the like. At present, a plurality of plastic parts can be recycled, and crushing procedures are needed during recycling, but the crushing stability of a plurality of crushing devices is not high, blanking is inconvenient, the structure is complex, and the manufacturing cost is high.

Chinese patent number is CN201920532453.7 discloses a be used for quick broken high-efficient reducing mechanism of plastic bottle, including bottom sprag frame, broken case, driving motor and unloading mechanism, bottom sprag frame includes chassis, bracing piece and roof-rack, the vertical support of bracing piece is fixed on the chassis, roof-rack fixed mounting is in the bracing piece upper end, the inside cavity of bottom sprag frame, broken case fixed mounting just inside has broken mechanism on the roof-rack, broken case upper portion is the opening, driving motor is connected and drives broken mechanism operation with the transmission of broken mechanism, unloading mechanism arranges in the bottom sprag frame of broken case below. Preferably, the crushing box comprises an upper box body, a lower box body and a bottom plate which are connected up and down, a crushing space for the operation of the crushing mechanism is enclosed by the upper box body and the bottom plate, the lower box body is fixed below the upper box body, the lower part of the lower box body is fixedly connected with a horizontal rod on the top frame, an edge plate body of the bottom plate is fixedly connected with the inner wall of the lower box body, and a plurality of discharging holes are formed in the bottom plate. Preferably, an opening at the upper part of the upper box body is connected with a feeding device for waste bottles to enter. Preferably, the feeding device comprises a feeding cylinder and a horn-shaped feeding hole connected to the upper end of the feeding cylinder, and the lower end of the feeding cylinder is connected to an opening at the upper part of the upper box body.

Preferably, the crushing mechanism comprises a main shaft and a cutter set fixed on the main shaft, the cutter set is arranged into a plurality of groups and fixed on the main shaft according to intervals, the cutter set comprises a plurality of blades and fixed blades, the main shaft penetrates through the center of the fixed block, clamping grooves of the three fixed blades are formed in the outer end face of the fixed block, the number of the blades is three, the blades are fixed in the clamping grooves along the axial direction of the main shaft, and the cutting edges are arranged outwards. Preferably, the discharging mechanism is provided as a dustpan-shaped discharging hopper, and the discharging hopper is obliquely arranged at the lower part of the crushing box. Preferably, the lower part of the lower box body is connected with a funnel-shaped protective cover cylinder, the edge of a lower cylinder opening of the protective cover cylinder is fixedly connected with a horizontal rod body on the top frame, and the cylinder opening faces to a feeding hole of the lower hopper. Preferably, two ends of the main shaft are fixed on the walls of the box body at two sides of the crushing box through bearings and are in transmission connection with a rotating shaft of the driving motor through a belt. Preferably, a base plate for fixing the driving motor is arranged on the top frame.

Compared with the prior art, the utility model discloses an useful part is: a high-efficient reducing mechanism overall structure for quick broken plastic bottle is simple, installation preparation and operation convenient to use, and its rubbing crusher constructs simple structure and crushing effect is good, and later maintenance is convenient, and the security is high moreover, and the unloading is convenient, therefore the practicality is high.

Although the above patent can solve the corresponding technical problems, there still exist certain drawbacks:

when the inside of smashing the case needs to be maintained to the maintainer, need dismantle the batch charging case from smashing the case, the batch charging case is made by the steel sheet, and the weight is extremely heavy be unfavorable for loading and unloading, and the inside of smashing the case in the narrow and small opening maintenance of crushing case upper end is extremely inconvenient moreover to the maintainer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a when the maintainer need maintain the inside of smashing the case, need not to dismantle the batch charging case that the steel sheet was made from smashing the case when defect and not enough to prior art, the maintainer need not to operate a more convenient working of plastics rubbing crusher in the inside of smashing the case in the narrow and small opening maintenance of crushing case upper end moreover.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a working of plastics rubbing crusher, includes the frame, set up in the frame upper end be used for the working of plastics feeding lower extreme be used for the crushing case of the working of plastics ejection of compact after smashing, rotatable set up in crushing incasement be used for with crushing device, the lower extreme intercommunication of crushing case cooperation crushing working of plastics set up in crushing case upper end and upper end are used for the feeding case that the working of plastics drops into, still including rotatable set up in crushing incasement convenient maintenance person maintains crushing incasement portion at least one maintenance device, set up in be used for the drive on the feeding case maintenance drive arrangement pivoted.

The further improvement is that: the maintenance device comprises a maintenance window arranged above the crushing box and used for facilitating maintenance of a maintenance person inside the crushing box, and a sealing plate rotatably arranged on the crushing box and used for sealing the maintenance window.

The further improvement is that: the maintenance driving device comprises a maintenance rotating motor fixedly arranged on the feeding box, a maintenance driving chain wheel fixedly arranged at the rotating end of the maintenance rotating motor, a maintenance driven chain wheel fixedly arranged on the maintenance device, and a maintenance transmission chain for connecting the maintenance driving chain wheel with the maintenance driven chain wheel.

The further improvement is that: the feeding box is provided with a floating prevention device for preventing plastic pieces from floating when the crushing device crushes the plastic pieces fed from the upper end of the feeding box.

The further improvement is that: the anti-floating device comprises at least one spiral stirring rod and an anti-floating driving piece, wherein the spiral stirring rod is rotatably arranged in the feeding box and used for preventing plastic pieces from floating when the crushing device crushes the plastic pieces fed from the upper end of the feeding box, and the anti-floating driving piece is arranged on the feeding box and used for driving each spiral stirring rod simultaneously.

The further improvement is that: the anti-floating driving piece is at least one anti-floating rotating motor matched with the number of the spiral stirring rods, and the rotating end of the anti-floating rotating motor is in transmission connection with the spiral stirring rods.

The further improvement is that: when the number of the spiral stirring rods is two, the anti-floating driving piece comprises an anti-floating rotating motor and a linkage piece, wherein the anti-floating rotating motor is arranged on the feeding box and is in transmission connection with one of the spiral stirring rods, and the linkage piece is in transmission connection with the two spiral stirring rods.

The further improvement is that: the linkage piece comprises a linkage driving chain wheel fixedly arranged between one of the spiral stirring rods and the anti-floating rotating motor, a linkage driven chain wheel fixedly arranged on the other spiral stirring rod, and a linkage transmission chain for connecting the linkage driving chain wheel and the linkage driven chain wheel.

The further improvement is that: the feeding box is internally provided with a collecting device used for collecting the broken plastic pieces fed from the upper end of the feeding box to the anti-floating device.

The further improvement is that: the collecting device is a collecting plate which is obliquely and downwards arranged in the feeding box and is positioned below the upper end of the feeding box and used for collecting the plastic pieces fed from the upper end of the feeding box to the anti-floating device.

The further improvement is that: the collection plate and the ground form an included angle of more than or equal to 60 degrees and less than 90 degrees, and the collection plate and the ground form an included angle of 60 degrees.

The further improvement is that: the smashing device comprises a rotating shaft, a smashing device, a first side smashing device and a second side smashing device, wherein the rotating shaft is rotatably arranged in the smashing box, the smashing device is arranged on the rotating shaft and is located right below the upper end of the smashing box and used for gradually transmitting plastic parts at the position to two ends of the rotating shaft and smashing the plastic parts in the transmission process, the smashing device is arranged on the rotating shaft and is located on one side of the smashing device and used for gradually transmitting the plastic parts at the position away from the smashing device, the first side smashing device is arranged on the rotating shaft and is located on the other side of the smashing device and used for gradually transmitting the plastic parts at the position away from the smashing device and smashing the second side smashing device in the transmission process.

The further improvement is that: pass the reducing mechanism including set up in be located in the axis of rotation the crushing seat of biography under crushing case upper end, can dismantle set up in pass the last even number of crushing seat be used for with the working of plastics of this position department to first side reducing mechanism direction progressively transmits and carries out kibbling first garrulous sword in transmission process, can dismantle set up in pass the even number of on the crushing seat be used for with the working of plastics of this position department to second side reducing mechanism direction progressively transmits and carries out kibbling second in transmission process and pass the garrulous sword, first garrulous sword with the second passes the crisscross setting of garrulous sword.

The further improvement is that: the crushing transmission seat is positioned between the first crushing cutter and the second crushing cutter, and a crushing transmission and collection arc part used for collecting plastic pieces before crushing the plastic pieces is formed.

The further improvement is that: first side garrulous device including set up in be located in the axis of rotation pass the garrulous seat in first side of garrulous device one side, can dismantle set up in at least two on the garrulous seat in first side are used for with the working of plastics of this position department to keeping away from pass the garrulous device direction of device and progressively transmit and carry out kibbling first side garrulous sword in transmission process.

The further improvement is that: the first side crushing seat is positioned between two adjacent first side crushing knives and is provided with a first side crushing and collecting arc part for collecting plastic parts before the plastic parts are crushed.

The further improvement is that: the second side crushing device comprises a second side crushing seat arranged on the other side of the transmission crushing device on the rotating shaft, and at least two second side crushing knives detachably arranged on the second side crushing seat and used for gradually transmitting the plastic parts at the position far away from the direction of the transmission crushing device and crushing the plastic parts in the transmission process.

The further improvement is that: and a second side crushing and collecting arc part used for collecting the plastic pieces before crushing the plastic pieces is formed between two adjacent second side crushing knives on the second side crushing seat.

The further improvement is that: the transmission crushing seat comprises at least two transmission crushing sub-seats and transmission crushing channels, wherein the transmission crushing sub-seats are arranged on the rotating shaft and are positioned right below the upper end of the crushing box, and the transmission crushing channels are formed between every two adjacent transmission crushing sub-seats and are used for enabling the crushed plastic pieces to pass through.

The further improvement is that: the garrulous seat in first side is including setting up in be located in the axis of rotation pass at least two garrulous branch seats in first side of garrulous device one side, be formed at adjacent two the garrulous passageway in first side that is used for the working of plastics after smashing to pass through between the garrulous seat in first side.

The further improvement is that: the second side crushing seat comprises at least two second side crushing seats arranged on the rotating shaft and located on the other side of the transmission crushing device and a second side crushing channel formed between every two adjacent second side crushing seats and used for enabling the crushed plastic pieces to pass through.

The further improvement is that: the two ends of the rotating shaft are connected with the crushing box through bearing seats, and the inner surfaces of the bearing seats are located outside the rotating shaft and provided with scraping prevention devices which prevent uncrushed plastic parts from scraping the inner surfaces of the bearing seats when the crushing devices crush the plastic parts.

The further improvement is that: prevent scraping and draw the device including set up in the bearing frame internal surface is located the axis of rotation outside is used for when the reducing mechanism smashes the working of plastics will not kibbling working of plastics bounce-back extremely smash incasement bounce-back layer, set up in the bearing frame with between the bounce-back layer prevent after the bounce-back layer damages that unkibbling working of plastics are scraped the abrasionproof of bearing frame internal surface decreases the layer, the bounce-back layer can dismantle set up in on the abrasionproof decreases the layer.

The further improvement is that: the abrasionproof decreases the layer and is close to rebound layer that terminal surface is provided with several joint groove, rebound layer is close to abrasionproof decreases layer that terminal surface be provided with joint groove complex elastic joint piece.

The further improvement is that: the rebound layer is a wear-resistant rubber rebound layer with buffering and wear-resistant functions.

The further improvement is that: the anti-abrasion layer is a high manganese steel layer.

The further improvement is that: the wear-resistant rubber rebound layer is far away from the end face of the wear-resistant layer is provided with a plurality of elastic increasing rings which are arranged in a circle shape by taking the circle center of the end face of the wear-resistant rubber rebound layer as the center.

The further improvement is that: the crushing device comprises a frame, a crushing driving device and a belt transmission mechanism, wherein the frame is provided with the crushing driving device used for driving the crushing device to rotate, and the crushing driving device comprises a crushing rotating motor and a belt transmission mechanism, wherein the crushing rotating motor and the belt transmission mechanism are arranged on the frame, and the belt transmission mechanism is connected with the rotating end of the crushing rotating motor and the belt transmission mechanism of the crushing device in a transmission manner.

After the technical scheme is adopted, the utility model discloses beneficial effect does: when the inside of smashing the case needs to be maintained at the maintainer, drive maintenance drive arrangement, maintenance drive arrangement drives at least one maintenance device and opens, makes things convenient for the maintainer to maintain and smashes incasement portion, need not to dismantle the feeding case that the steel sheet was made from smashing the case, and the maintainer need not to smash the inside of case at the narrow and small opening maintenance of crushing case upper end moreover, and it is more convenient to operate.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural diagram of embodiment 1 of the present invention;

fig. 3 is a partial sectional view of embodiment 1 of the present invention;

fig. 4 is a schematic structural diagram of embodiment 2 of the present invention;

fig. 5 is a partial sectional view of embodiment 2 of the present invention;

FIG. 6 is a schematic structural view of the crushing apparatus of the present invention;

FIG. 7 is a schematic view of another embodiment of the crushing device of the present invention;

FIG. 8 is a side view of the crushing apparatus of the present invention;

fig. 9 is a schematic structural view of the scratch prevention device of the present invention;

fig. 10 is a schematic structural view of the middle rebound layer and the spring increasing ring of the present invention.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and specific embodiments.

As shown in example 1, fig. 1 to 3, and fig. 6 to 10, the technical solution adopted in the present embodiment is:

the utility model provides a working of plastics rubbing crusher, includes frame 1, set up in frame 1 upper end be used for working of plastics feeding lower extreme be used for the crushing case 2 of the ejection of compact of the post-crushing working of plastics of working of plastics ejection of compact, rotatable set up in crushing incasement 2 be used for with crushing case 2 cooperation crushing device of crushing working of plastics, set up in be used for the drive in the frame crushing drive arrangement of crushing device pivoted, lower extreme intercommunication set up in crushing case 2 upper end and upper end are used for the throwing workbin 3 that the working of plastics drops into, still including rotatable set up in crushing case 2 top is convenient for the maintainer to maintain crushing case 2 inside at least one maintenance device, set up in be used for the drive on the throwing workbin 3 maintenance drive arrangement pivoted maintenance drive arrangement.

The maintenance device comprises a maintenance window 4 arranged above the crushing box 2 and used for a maintenance person to maintain the inside of the crushing box 2, and a sealing plate 5 which is rotatably arranged on the crushing box 2 and used for sealing the maintenance window 4. Two maintenance bearing seats 6 are arranged at the maintenance window 4 on the crushing box 2, a maintenance rotating shaft 7 is rotatably arranged between the two maintenance bearing seats 6, and the sealing plate 5 is fixedly arranged outside the maintenance rotating shaft 7.

The maintenance driving device comprises a maintenance rotating motor 8 fixedly arranged on the feeding box 3, a maintenance driving chain wheel (not shown in the figure) fixedly arranged at the rotating end of the maintenance rotating motor 8, a maintenance driven chain wheel (not shown in the figure) fixedly arranged on the maintenance device, and a maintenance transmission chain 9 connecting the maintenance driving chain wheel (not shown in the figure) and the maintenance driven chain wheel (not shown in the figure). A reducer 10 is connected to the charging box 3 between the maintenance rotating motor 8 and a maintenance driving chain wheel (not shown).

The feeding box 3 is provided with a float-preventing device for preventing plastic pieces from floating when the crushing device crushes the plastic pieces fed from the upper end of the feeding box 3.

The anti-floating device comprises at least one spiral stirring rod 11 which is rotatably arranged in the feeding box 3 and is used for preventing plastic pieces from floating when the crushing device crushes the plastic pieces fed from the upper end of the feeding box 3, and an anti-floating driving piece which is arranged on the feeding box 3 and is used for driving each spiral stirring rod 11 simultaneously.

The anti-floating driving piece is at least one anti-floating rotating motor 12 matched with the spiral stirring rods 11 in number, and the rotating end of the anti-floating rotating motor 12 is in transmission connection with the spiral stirring rods 11.

The feeding box 3 is internally provided with a collecting device used for collecting broken plastic pieces fed from the upper end of the feeding box 3 to the anti-floating device.

The collecting device is a collecting plate 13 which is obliquely and downwards arranged in the feeding box 3 and is positioned below the upper end of the feeding box 3 and used for collecting the plastic pieces fed from the upper end of the feeding box 3 to the anti-floating device.

The included angle formed by the collecting plate 13 and the ground is more than or equal to 60 degrees and less than 90 degrees, and the included angle formed by the collecting plate 13 and the ground is 60 degrees.

The smashing device comprises a rotating shaft 14, a smashing device, a first side smashing device and a second side smashing device, wherein the rotating shaft 14 is rotatably arranged in the smashing box 2, the smashing device is arranged on the rotating shaft 14 and is positioned under the upper end of the smashing box 2 and used for gradually transmitting plastic pieces at the position to two ends of the rotating shaft 14 and smashing the plastic pieces in the transmission process, the first side smashing device is arranged on the rotating shaft 14 and is used for gradually transmitting the plastic pieces at the position to a direction away from the smashing device and smashing the plastic pieces in the transmission process, and the second side smashing device is arranged on the rotating shaft 14 and is positioned on the other side of the smashing device and used for gradually transmitting the plastic pieces at the position to a direction away from the smashing device and smashing the plastic pieces in the transmission process.

Pass the reducing mechanism including set up in on the axis of rotation 14 be located smash the case 2 upper end under the biography garrulous seat, can dismantle set up in pass on the garrulous seat even number be used for with the working of plastics of this position department to first side reducing mechanism direction progressively transmits and carries out kibbling first garrulous sword 15 in transmission process, can dismantle set up in pass on the garrulous seat even number be used for with the working of plastics of this position department to second side reducing mechanism direction progressively transmits and carries out kibbling second in transmission process and pass garrulous sword 16, first garrulous sword 15 with the second passes the crisscross setting of garrulous sword 16.

A crushing and gathering arc part 17 for gathering plastic pieces before crushing the plastic pieces is formed between the first crushing knife 15 and the second crushing knife 16 on the crushing seat.

The first side crushing device comprises a first side crushing seat arranged on the rotating shaft 14 and positioned on one side of the crushing device, and at least two first side crushing blades 18 which are detachably arranged on the first side crushing seat and used for gradually conveying plastic parts at the position far away from the crushing device and crushing the plastic parts in the conveying process.

A first side crushing and collecting arc part 19 for collecting the plastic pieces before crushing the plastic pieces is formed between two adjacent first side crushing blades 18 on the first side crushing seat.

The second side crushing device comprises a second side crushing seat arranged on the other side of the transmission crushing device on the rotating shaft, and at least two second side crushing knives 20 detachably arranged on the second side crushing seat and used for gradually transmitting plastic parts at the position far away from the direction of the transmission crushing device and crushing the plastic parts in the transmission process.

The second side crushing seat is provided with a second side crushing gathering arc part 21 which is formed between two adjacent second side crushing knives 20 and is used for gathering plastic pieces before the plastic pieces are crushed.

The crushing transmission seat comprises at least two crushing transmission sub-seats 22 which are arranged on the rotating shaft 14 and are positioned right below the upper end of the crushing box 2, and a crushing transmission channel 23 which is formed between every two adjacent crushing transmission sub-seats 22 and is used for the crushed plastic pieces to pass through.

The first side crushing seat comprises at least two first side crushing seats 24 arranged on the rotating shaft 14 and positioned on one side of the crushing device, and a first side crushing channel 25 formed between every two adjacent first side crushing seats 24 and used for enabling crushed plastic pieces to pass through.

The second side crushing seat comprises at least two second side crushing seats 26 which are arranged on the rotating shaft 14 and located on the other side of the crushing device, and a second side crushing channel 27 which is formed between every two adjacent second side crushing seats 26 and used for enabling crushed plastic pieces to pass through.

The two ends of the rotating shaft 14 are connected with the crushing box 2 through bearing seats 28, and the inner surface of each bearing seat 2 is positioned outside the rotating shaft 14 and is provided with a scratch-proof device which is used for preventing uncrushed plastic pieces from scratching the inner surface of each bearing seat 28 when the crushing device crushes the plastic pieces.

Prevent scraping device including set up in 28 internal surfaces of bearing frame are located 14 external use of axis of rotation is in when the reducing mechanism is smashed the working of plastics will not kibbling working of plastics bounce-back 29 in crushing case 2, set up in bearing frame 28 with between the rebound layer 29 prevent after the rebound layer 29 damages that not kibbling working of plastics are scraped the abrasionproof loss layer 30 of 28 internal surfaces of bearing frame, rebound layer 29 can dismantle set up in on the abrasionproof loss layer 30.

The abrasionproof decreases layer 30 and is close to rebound layer 29 that terminal surface is provided with several joint groove 31, rebound layer 29 is close to 30 that terminal surface of abrasionproof decreases layer be provided with joint groove 31 complex elasticity joint piece 32.

The rebound layer 29 is a wear-resistant rubber rebound layer with buffering and wear-resistant functions.

The wear protection layer 30 is a high manganese steel layer.

The wear-resistant rubber rebound layer is far away from the end face of the wear-resistant layer, and a plurality of elastic increasing rings 33 are arranged in a circle shape by taking the circle center of the end face of the wear-resistant rubber rebound layer as the center.

The crushing driving device comprises a crushing rotating motor 34 arranged on the frame 1 and a belt transmission mechanism (not shown in the figure) in transmission connection with the rotating end of the crushing rotating motor 34 and the crushing device.

The utility model discloses a theory of operation: the crushing rotating motor 34 is driven, the crushing rotating motor 34 drives the rotating shaft 14 to rotate through a belt transmission mechanism (not shown in the figure), the rotating shaft 14 simultaneously drives the crushing sub-seat 22, the first side crushing sub-seat 24 and the second side crushing sub-seat 26 to rotate, the crushing sub-seat 22 drives the first crushing cutter 15 and the second crushing cutter 16 to simultaneously rotate, the first side crushing sub-seat 24 and the second side crushing sub-seat 26 respectively drive the first side crushing cutter 18 and the second side crushing cutter 20 to rotate, plastic pieces are put into the crushing box 2 from the upper end of the crushing box 3, fall into the feeding box 3 from the upper end of the feeding box 3 and are crushed through the first crushing cutter 15 and the second crushing cutter 16, the plastic pieces at the position are gradually transmitted to the first side crushing device by the first crushing cutter 15 and are crushed in the transmission process, the second crushing cutter 16 gradually transmits the plastic pieces at the position to the second side crushing device and is crushed in the transmission process, the first side crushing blade 18 gradually transports the plastic pieces away from the crushing device and crushes the plastic pieces during transportation, and the second side crushing blade 20 gradually transports the plastic pieces away from the crushing device and crushes the plastic pieces during transportation. Pass garrulous gathering arc 17 and be used for gathering the working of plastics before first crushing sword 15, second passes garrulous sword 16 crushing working of plastics, first side garrulous gathering arc 19 is used for gathering the working of plastics before first side garrulous sword 18 crushing working of plastics, second side garrulous gathering arc 21 is used for gathering the working of plastics before second side garrulous sword 20 crushing working of plastics, pass garrulous passageway 23, first side garrulous passageway 25, second side garrulous passageway 27 all is used for the working of plastics after smashing to pass through, when the working of plastics is smashed in crushing case 2, rebound layer 29 rebounds kibbling working of plastics to crushing case 2 is interior, abrasionproof layer 30 is in prevent that uncrushed working of plastics from scraping after rebound layer 29 damages the internal surface of bearing frame 28, rebound layer 29 passes through joint groove 31, elastic joint piece 32 can load and unload in abrasionproof layer 30, increase the effect that the working of plastics rebounded to crushing case 2 of ring 33 increase, the working of plastics can float in crushing case 2 crushing process, the anti-floating rotating motor 12 is driven, the anti-floating rotating motor 12 drives the spiral stirring rod 11 to rotate, the spiral stirring rod 11 extrudes the plastic parts to the inside of the crushing box 2, before the plastic parts enter the crushing box 2 from the feeding box 3, the plastic parts fed from the upper end of the feeding box 3 are collected to the spiral stirring rod 11 by the collecting plate 13, when a maintenance person needs to maintain the inside of the crushing box 2, the maintenance rotating motor 8 is driven, the maintenance rotating motor 8 drives the speed reducer 10, the speed reducer 10 drives the maintenance driving sprocket (not shown in the figure), the maintenance driving sprocket (not shown in the figure) drives the maintenance driving chain 9, the maintenance driving chain 9 drives the maintenance driven sprocket (not shown in the figure) to rotate, the maintenance driven sprocket (not shown in the figure) drives the maintenance rotating shaft 7 to rotate, the maintenance rotating shaft 7 drives the sealing plate 5 to rotate, the sealing plate 5 is opened, the sealing plate 5 is not in the sealing maintenance window 4, make things convenient for inside the maintainer maintenance crushing case 2, need not to dismantle the feeding box 3 that the steel sheet was made from crushing case 2, the maintainer need not in addition to smash the inside of case 2 is smashed in the narrow and small opening maintenance in 2 upper ends of case, and it is more convenient to operate.

Example 2, referring to fig. 1, fig. 4 to fig. 10, the technical solution adopted by the present embodiment is:

When the number of the spiral stirring rods 11 is two, the anti-floating driving piece comprises an anti-floating rotating motor 12 and a linkage piece, wherein the anti-floating rotating motor 12 is arranged on the feeding box 3 and is in transmission connection with one of the spiral stirring rods 11, and the linkage piece is in transmission connection with the two spiral stirring rods.

The linkage piece comprises a linkage driving chain wheel 35 fixedly arranged between one of the spiral stirring rods 11 and the anti-floating rotating motor 12, a linkage driven chain wheel 36 fixedly arranged on the other spiral stirring rod 11, and a linkage transmission chain 37 connecting the linkage driving chain wheel 35 and the linkage driven chain wheel 36.

Prevent scraping device including set up in 28 internal surfaces of bearing frame are located 14 external use of axis of rotation is in when the reducing mechanism smashes the working of plastics will not kibbling working of plastics bounce-back layer 29 in crushing case 2, set up in bearing frame 28 with between the rebound layer 29 prevent after the rebound layer damages that not kibbling working of plastics are scraped the abrasionproof of 28 internal surfaces of bearing frame decreases layer 30, rebound layer 29 can dismantle set up in on the abrasionproof decreases layer 30.

The wear protection layer 30 is a high manganese steel layer.

The utility model discloses a theory of operation: the crushing rotating motor 34 is driven, the crushing rotating motor 34 drives the rotating shaft 14 to rotate through a belt transmission mechanism (not shown in the figure), the rotating shaft 14 simultaneously drives the crushing sub-seat 22, the first side crushing sub-seat 24 and the second side crushing sub-seat 26 to rotate, the crushing sub-seat 22 drives the first crushing cutter 15 and the second crushing cutter 16 to simultaneously rotate, the first side crushing sub-seat 24 and the second side crushing sub-seat 26 respectively drive the first side crushing cutter 18 and the second side crushing cutter 20 to rotate, plastic pieces are put into the crushing box 2 from the upper end of the crushing box 3, fall into the feeding box 3 from the upper end of the feeding box 3 and are crushed through the first crushing cutter 15 and the second crushing cutter 16, the plastic pieces at the position are gradually transmitted to the first side crushing device by the first crushing cutter 15 and are crushed in the transmission process, the second crushing cutter 16 gradually transmits the plastic pieces at the position to the second side crushing device and is crushed in the transmission process, the first side crushing blade 18 gradually transports the plastic pieces away from the crushing device and crushes the plastic pieces during transportation, and the second side crushing blade 20 gradually transports the plastic pieces away from the crushing device and crushes the plastic pieces during transportation. Pass garrulous gathering arc 17 and be used for gathering the working of plastics before first crushing sword 15, second passes garrulous sword 16 crushing working of plastics, first side garrulous gathering arc 19 is used for gathering the working of plastics before first side garrulous sword 18 crushing working of plastics, second side garrulous gathering arc 21 is used for gathering the working of plastics before second side garrulous sword 20 crushing working of plastics, pass garrulous passageway 23, first side garrulous passageway 25, second side garrulous passageway 27 all is used for the working of plastics after smashing to pass through, when the working of plastics is smashed in crushing case 2, rebound layer 29 rebounds kibbling working of plastics to crushing case 2 is interior, abrasionproof layer 30 is in prevent that uncrushed working of plastics from scraping after rebound layer 29 damages the internal surface of bearing frame 28, rebound layer 29 passes through joint groove 31, elastic joint piece 32 can load and unload in abrasionproof layer 30, increase the effect that the working of plastics rebounded to crushing case 2 of ring 33 increase, the working of plastics can float in crushing case 2 crushing process, the anti-floating rotating motor 12 is driven, the anti-floating rotating motor 12 drives one of the spiral stirring rods 11 to rotate, one of the spiral stirring rods 11 drives the linkage driving sprocket 35 thereon to rotate, the linkage driving sprocket 35 drives the linkage driving chain 37 to rotate, the linkage driving chain 37 drives the linkage driven sprocket 36 to rotate, the linkage driven sprocket 36 drives the other spiral stirring rod 11 to rotate, the spiral stirring rods 11 extrude plastic pieces into the crushing box 2, before the plastic pieces enter the crushing box 2 from the feeding box 3, the collecting plate 13 collects the plastic pieces thrown in from the upper end of the feeding box 3 to the spiral stirring rods 11, when a maintenance person needs to maintain the interior of the crushing box 2, the maintenance rotating motor 8 is driven, the maintenance rotating motor 8 drives the speed reducer 10, the speed reducer 10 drives the maintenance driving sprocket (not shown in the figure), the maintenance driving sprocket (not shown in the figure) drives the maintenance driving chain 9, maintenance drive chain 9 drives maintenance driven sprocket (not shown in the figure) and rotates, maintenance driven sprocket (not shown in the figure) drives maintenance pivot 7 and rotates, maintenance pivot 7 drives closing plate 5 and rotates, closing plate 5 is opened, closing plate 5 is not at sealed maintenance window 4, make things convenient for the maintainer to maintain inside crushing case 2, the feeding box 3 that need not to make the steel sheet is dismantled from crushing case 2, and the maintainer need not to maintain the inside of crushing case 2 at the narrow and small opening in crushing case 2 upper end, it is more convenient to operate.

The utility model discloses what protect is the structure of product, and the model of each component is not the content of the utility model protection, also is the well-known technique, as long as can realize on the market the component of the above-mentioned function of the utility model all can regard as a selection to use. Therefore, the present invention will not be described in detail.

Having shown and described the basic principles and essential features of the invention and its advantages, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims and their equivalents. The details of the present invention are well known to those skilled in the art.

Claims

1. The utility model provides a working of plastics rubbing crusher, include the frame, set up in the frame upper end is used for the working of plastics feeding lower extreme to be used for the crushing case of the working of plastics ejection of compact after smashing, rotatable set up in crushing incasement be used for with crushing device, the lower extreme intercommunication that crushing case cooperation smashed the working of plastics set up in crushing case upper end and upper end are used for the feeding case that the working of plastics drops into, its characterized in that: still including rotatable set up in smash the case top and make things convenient for the maintainer to maintain smash incasement portion at least one maintenance device, set up in be used for the drive on the feed box maintenance drive arrangement pivoted.

2. A plastic article shredder according to claim 1, wherein: the maintenance device comprises a maintenance window arranged above the crushing box and used for facilitating maintenance of a maintenance person inside the crushing box, and a sealing plate rotatably arranged on the crushing box and used for sealing the maintenance window.

3. A plastic article shredder according to claim 1, wherein: the maintenance driving device comprises a maintenance rotating motor fixedly arranged on the feeding box, a maintenance driving chain wheel fixedly arranged at the rotating end of the maintenance rotating motor, a maintenance driven chain wheel fixedly arranged on the maintenance device, and a maintenance transmission chain for connecting the maintenance driving chain wheel with the maintenance driven chain wheel.

4. A plastic article shredder according to claim 1, wherein: the feeding box is provided with a floating prevention device for preventing plastic pieces from floating when the crushing device crushes the plastic pieces fed from the upper end of the feeding box.

5. The plastic article shredder of claim 4, wherein: the anti-floating device comprises at least one spiral stirring rod and an anti-floating driving piece, wherein the spiral stirring rod is rotatably arranged in the feeding box and used for preventing plastic pieces from floating when the crushing device crushes the plastic pieces fed from the upper end of the feeding box, and the anti-floating driving piece is arranged on the feeding box and used for driving each spiral stirring rod simultaneously.

6. The plastic article shredder of claim 5, wherein: the anti-floating driving piece is at least one anti-floating rotating motor matched with the number of the spiral stirring rods, and the rotating end of the anti-floating rotating motor is in transmission connection with the spiral stirring rods.

7. The plastic article shredder of claim 5, wherein: when the number of the spiral stirring rods is two, the anti-floating driving piece comprises an anti-floating rotating motor and a linkage piece, wherein the anti-floating rotating motor is arranged on the feeding box and is in transmission connection with one of the spiral stirring rods, and the linkage piece is in transmission connection with the two spiral stirring rods.

8. The plastic article shredder of claim 7, wherein: the linkage piece comprises a linkage driving chain wheel fixedly arranged between one of the spiral stirring rods and the anti-floating rotating motor, a linkage driven chain wheel fixedly arranged on the other spiral stirring rod, and a linkage transmission chain for connecting the linkage driving chain wheel and the linkage driven chain wheel.

9. The plastic article shredder of claim 4, wherein: the feeding box is internally provided with a collecting device used for collecting the broken plastic pieces fed from the upper end of the feeding box to the anti-floating device.

10. The plastic article shredder of claim 9, wherein: the collecting device is a collecting plate which is obliquely and downwards arranged in the feeding box and is positioned below the upper end of the feeding box and used for collecting the plastic pieces fed from the upper end of the feeding box to the anti-floating device.

11. The plastic article shredder of claim 10, wherein: the collection plate and the ground form an included angle of more than or equal to 60 degrees and less than 90 degrees, and the collection plate and the ground form an included angle of 60 degrees.

12. A plastic article shredder according to claim 1, wherein: the smashing device comprises a rotating shaft, a smashing device, a first side smashing device and a second side smashing device, wherein the rotating shaft is rotatably arranged in the smashing box, the smashing device is arranged on the rotating shaft and is located right below the upper end of the smashing box and used for gradually transmitting plastic parts at the position to two ends of the rotating shaft and smashing the plastic parts in the transmission process, the smashing device is arranged on the rotating shaft and is located on one side of the smashing device and used for gradually transmitting the plastic parts at the position away from the smashing device, the first side smashing device is arranged on the rotating shaft and is located on the other side of the smashing device and used for gradually transmitting the plastic parts at the position away from the smashing device and smashing the second side smashing device in the transmission process.

13. The plastic article shredder of claim 12, wherein: pass the reducing mechanism including set up in be located in the axis of rotation the crushing seat of biography under crushing case upper end, can dismantle set up in pass the last even number of crushing seat be used for with the working of plastics of this position department to first side reducing mechanism direction progressively transmits and carries out kibbling first garrulous sword in transmission process, can dismantle set up in pass the even number of on the crushing seat be used for with the working of plastics of this position department to second side reducing mechanism direction progressively transmits and carries out kibbling second in transmission process and pass the garrulous sword, first garrulous sword with the second passes the crisscross setting of garrulous sword.

14. The plastic article shredder of claim 13, wherein: the crushing transmission seat is positioned between the first crushing cutter and the second crushing cutter, and a crushing transmission and collection arc part used for collecting plastic pieces before crushing the plastic pieces is formed.

15. The plastic article shredder of claim 12, wherein: first side garrulous device including set up in be located in the axis of rotation pass the garrulous seat in first side of garrulous device one side, can dismantle set up in at least two on the garrulous seat in first side are used for with the working of plastics of this position department to keeping away from pass the garrulous device direction of device and progressively transmit and carry out kibbling first side garrulous sword in transmission process.

16. The plastic article shredder of claim 15, wherein: the first side crushing seat is positioned between two adjacent first side crushing knives and is provided with a first side crushing and collecting arc part for collecting plastic parts before the plastic parts are crushed.

17. The plastic article shredder of claim 12, wherein: the second side crushing device comprises a second side crushing seat arranged on the other side of the transmission crushing device on the rotating shaft, and at least two second side crushing knives detachably arranged on the second side crushing seat and used for gradually transmitting the plastic parts at the position far away from the direction of the transmission crushing device and crushing the plastic parts in the transmission process.

18. The plastic article shredder of claim 17, wherein: and a second side crushing and collecting arc part used for collecting the plastic pieces before crushing the plastic pieces is formed between two adjacent second side crushing knives on the second side crushing seat.

19. The plastic article shredder of claim 13, wherein: the transmission crushing seat comprises at least two transmission crushing sub-seats and transmission crushing channels, wherein the transmission crushing sub-seats are arranged on the rotating shaft and are positioned right below the upper end of the crushing box, and the transmission crushing channels are formed between every two adjacent transmission crushing sub-seats and are used for enabling the crushed plastic pieces to pass through.

20. The plastic article shredder of claim 15, wherein: the garrulous seat in first side is including setting up in be located in the axis of rotation pass at least two garrulous branch seats in first side of garrulous device one side, be formed at adjacent two the garrulous passageway in first side that is used for the working of plastics after smashing to pass through between the garrulous seat in first side.

21. The plastic article shredder of claim 17, wherein: the second side crushing seat comprises at least two second side crushing seats arranged on the rotating shaft and located on the other side of the transmission crushing device and a second side crushing channel formed between every two adjacent second side crushing seats and used for enabling the crushed plastic pieces to pass through.

22. The plastic article shredder of claim 12, wherein: the two ends of the rotating shaft are connected with the crushing box through bearing seats, and the inner surfaces of the bearing seats are located outside the rotating shaft and provided with scraping prevention devices which prevent uncrushed plastic parts from scraping the inner surfaces of the bearing seats when the crushing devices crush the plastic parts.

23. The plastic article shredder of claim 22, wherein: prevent scraping and draw the device including set up in the bearing frame internal surface is located the axis of rotation outside is used for when the reducing mechanism smashes the working of plastics will not kibbling working of plastics bounce-back extremely smash incasement bounce-back layer, set up in the bearing frame with between the bounce-back layer prevent after the bounce-back layer damages that unkibbling working of plastics are scraped the abrasionproof of bearing frame internal surface decreases the layer, the bounce-back layer can dismantle set up in on the abrasionproof decreases the layer.

24. The plastic article shredder of claim 23, wherein: the abrasionproof decreases the layer and is close to rebound layer that terminal surface is provided with several joint groove, rebound layer is close to abrasionproof decreases layer that terminal surface be provided with joint groove complex elastic joint piece.

25. The plastic article shredder of claim 23, wherein: the rebound layer is a wear-resistant rubber rebound layer with buffering and wear-resistant functions.

26. The plastic article shredder of claim 23, wherein: the anti-abrasion layer is a high manganese steel layer.

27. The plastic article shredder of claim 25, wherein: the wear-resistant rubber rebound layer is far away from the end face of the wear-resistant layer is provided with a plurality of elastic increasing rings which are arranged in a circle shape by taking the circle center of the end face of the wear-resistant rubber rebound layer as the center.

28. A plastic article shredder according to claim 2, wherein: the crushing device comprises a frame, a crushing driving device and a belt transmission mechanism, wherein the frame is provided with the crushing driving device used for driving the crushing device to rotate, and the crushing driving device comprises a crushing rotating motor and a belt transmission mechanism, wherein the crushing rotating motor and the belt transmission mechanism are arranged on the frame, and the belt transmission mechanism is connected with the rotating end of the crushing rotating motor and the belt transmission mechanism of the crushing device in a transmission manner.