CN115318403B

CN115318403B - Plastic crushing equipment and method with cyclic crushing function

Info

Publication number: CN115318403B
Application number: CN202210973014.6A
Authority: CN
Inventors: 崔轩
Original assignee: Jiangsu Guangchuang Environmental Protection Technology Co ltd
Current assignee: Jiangsu Guangchuang Environmental Protection Technology Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2023-11-14
Anticipated expiration: 2042-08-15
Also published as: CN115318403A

Abstract

The application relates to the technical field of plastic recycling and processing, in particular to plastic crushing equipment and a method with a circulating crushing function, comprising a box body, a crushing unit and a circulating assembly, wherein the crushing unit is arranged in the box body, the box body is provided with a feeding port and a discharging port, the circulating assembly comprises a plurality of screw machines, a plurality of moving plates, two transportation boxes, two filter plates, two supports and two fixing units, the two supports are fixedly connected with the box body and are sequentially positioned in the box body, plastic is placed in the box body from the feeding port, the crushing unit is used for crushing, the crushed plastic falls down onto the transportation boxes, the crushed plastic is filtered by the filter plates and is discharged from the discharging port, the two transportation boxes are driven by the screw machines to move around the crushing unit, and the transportation boxes are moved to the position above the crushing unit and then discharged for circulating crushing, so that local blockage is not caused, the failure rate of the equipment is effectively reduced, and the equipment is more suitable for circulating crushing and using of the plastic.

Description

Plastic crushing equipment and method with cyclic crushing function

Technical Field

The application relates to the technical field of plastic recycling treatment, in particular to plastic crushing equipment and method with a cyclic crushing function.

Background

In the recovery of plastics, need use plastics crushing apparatus to smash it, smash it into tiny granule or powder and carry out the processing of follow-up recovery processing after, but at present crushing apparatus can't once only fully smash plastics, need the staff to put into crushing apparatus with the fragment plastics secondary that smash and smash repeatedly, increased staff's work load.

In prior art, set up the swash plate, the fragment that first crushing was accomplished drops on the swash plate, and the landing is to returning in the feed bin, then by returning the upward transportation of the screw conveyer that sets up perpendicularly in the feed bin, finally make it get into from crushing apparatus top again, and then accomplish the circulation and smash, need not staff's manual operation, improved crushing efficiency simultaneously.

However, in the above-mentioned prior art, if the fragments after the first crushing have larger fragments, the screw conveyor cannot rapidly convey the large fragments in the return bin upwards, and as a result, the fragments may be blocked in the return bin, thereby seriously affecting the crushing process.

Disclosure of Invention

The application aims to provide plastic crushing equipment with a circulating crushing function and a method thereof, which solve the problems that if larger fragments exist in fragments after first crushing in the prior art, a screw conveyor cannot quickly convey the large fragments in a feed back bin upwards, and the large fragments are possibly blocked in the feed back bin along with accumulation of time, so that the crushing process is seriously influenced.

In order to achieve the above purpose, the application provides plastic crushing equipment with a circulating crushing function, which comprises a box body, a crushing unit and a circulating assembly, wherein the crushing unit is arranged in the box body, and the box body is provided with a feed inlet and a discharge outlet;

the circulation assembly comprises a plurality of screw machines, a plurality of movable plates, two transport boxes, two filter plates, two supports and two fixing units, wherein a plurality of screw machines are sequentially arranged in the box body, the movable plates are respectively matched with the corresponding screw machines, the two movable plates are respectively fixedly connected with the box body and are sequentially positioned in the box body, the crushing units are arranged between the two supports, the two transport boxes are respectively matched with any support, the two filter plates are respectively connected with the corresponding transport boxes in a rotating mode under the transport boxes, and the two fixing units are respectively arranged on the corresponding transport boxes.

The circulating assembly further comprises a plurality of moving wheels, and the moving wheels are sequentially arranged below the corresponding transport boxes and are mutually matched with any support.

The fixing unit comprises a fixing block, a plurality of telescopic rods, a plurality of springs and a clamping block, wherein the fixing block is fixedly connected with the transport case and is positioned below the transport case, two ends of the telescopic rods are fixedly connected with one side of the fixing block and one side of the clamping block respectively, two ends of the springs are movably connected with one side of the fixing block and one side of the clamping block respectively, each spring is sleeved outside the corresponding telescopic rod, the clamping block is provided with a clamping groove, and one end of the clamping block, which is far away from the telescopic rod, is mutually matched with the clamping groove.

The fixing unit further comprises a shifting block, wherein the shifting block is fixedly connected with the clamping block and is located below the clamping block.

Wherein, plastics crushing apparatus with circulation crushing function still includes collection subassembly, collection subassembly set up in on the box.

The collecting assembly comprises two sliding blocks, a collecting box and a handle, the box body is further provided with two sliding grooves, the two sliding blocks are respectively matched with the corresponding sliding grooves, the collecting box is fixedly connected with the two sliding blocks and located below the two sliding blocks, the handle is fixedly connected with the collecting box and located on one side of the collecting box, and the collecting box is communicated with the discharge hole.

The crushing unit comprises a channel, two first motors, two first rotating shafts and a plurality of crushing blades, wherein the channel is fixedly connected with the box body and is positioned in the box body, the channel is arranged between the two brackets, the two first motors are fixedly connected with the box body and are sequentially positioned on one side of the box body, one ends of the two first rotating shafts are respectively fixedly connected with the corresponding output ends of the first motors, the other ends of the two first rotating shafts sequentially penetrate through the box body and the channel and are rotatably connected with the inner side walls of the channel, and the crushing blades are respectively fixedly connected with the corresponding first rotating shafts and sequentially encircle the outer parts of the corresponding first rotating shafts.

The plastic crushing equipment with the circulating crushing function further comprises a door plate and four supporting legs, the box body is further provided with an opening, the door plate is connected with the box body in a rotating mode and is mutually matched with the opening, and the four supporting legs are fixedly connected with the box body and are sequentially located below the box body.

The application also provides a plastic crushing method, which adopts the plastic crushing equipment with the circulating crushing function and comprises the following steps:

placing plastic into the box body from the feeding port above and entering the channel;

starting two first motors to drive the corresponding first rotating shafts and the crushing blades to crush;

the crushed small plastic falls down into the transport case on the bracket and is filtered by the filter plate;

starting the screw machine which is positioned on the same horizontal plane with the transport case, driving the moving plate to move, and then starting the screw machine which is vertically arranged, and driving the transport case to move upwards;

starting the screw machine of the inner top wall of the box body, and pushing the transport box onto the bracket above the channel;

toggle the shifting block, the filter rotates, will plastics in the transport case is the blowing down, accomplishes the circulation and smashes.

According to the plastic crushing equipment with the circulating crushing function, plastic is placed into the feeding hole, the crushing unit is started to crush, the crushed plastic falls down onto the conveying box, after being filtered by the filter plate, the plastic is discharged from the discharging hole, the plurality of screw machines drive the plurality of moving plates to enable the two conveying boxes to move around the crushing unit, the conveying boxes which are finally filled with the plastic move to the position above the crushing unit, then the fixing unit contacts with the filter plate to fix the filter plate, the filter plate rotates downwards to discharge, the plastic is subjected to circulating crushing, the crushed plastic is collected in a concentrated mode through the structure, and finally the plastic fragments which do not meet the size are uniformly conveyed through the conveying boxes to finish circulating crushing, so that local blockage is avoided, the failure rate of the equipment is effectively reduced, and the plastic crushing equipment is more suitable for circulating crushing of the plastic.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is a schematic overall structure of a first embodiment of the present application.

Fig. 2 is an overall cross-sectional view of a first embodiment of the present application.

Fig. 3 is a cross-sectional view taken along line A-A of fig. 2 in accordance with the present application.

Fig. 4 is an enlarged view of the partial structure at B of fig. 3 according to the present application.

Fig. 5 is a schematic overall structure of a second embodiment of the present application.

Fig. 6 is an overall cross-sectional view of a second embodiment of the present application.

Fig. 7 is a cross-sectional view taken along line C-C of fig. 6 in accordance with the present application.

Fig. 8 is an overall cross-sectional view of a third embodiment of the present application.

Fig. 9 is a sectional view taken along line D-D of fig. 8 in accordance with the present application.

Fig. 10 is an enlarged view of a partial structure at E of fig. 9 according to the present application.

Fig. 11 is an enlarged view of the partial structure at F of fig. 9 according to the present application.

Fig. 12 is a flow chart of the steps of the plastic crushing method of the present application.

101-box body, 102-feed inlet, 103-discharge outlet, 104-screw machine, 105-movable plate, 106-transport box, 107-filter plate, 108-bracket, 109-movable wheel, 110-fixed block, 111-telescopic rod, 112-spring, 113-fixture block, 114-clamping groove, 115-shifting block, 116-channel, 117-first motor, 118-first rotating shaft, 119-crushing blade, 120-door plate, 121-supporting leg, 122-opening, 201-sliding block, 202-collecting box, 203-handle, 204-sliding groove, 301-cylinder, 302-supporting block, 303-second motor, 304-second rotating shaft, 305-rotating block and 306-reinforcing block.

Detailed Description

The following detailed description of embodiments of the application, examples of which are illustrated in the accompanying drawings and, by way of example, are intended to be illustrative, and not to be construed as limiting, of the application.

First embodiment:

referring to fig. 1 to 4, in which fig. 1 is a schematic overall structure view of a first embodiment of the present application, fig. 2 is a sectional overall view of the first embodiment of the present application, fig. 3 is a sectional view of A-A line of fig. 2, fig. 4 is an enlarged view of a partial structure of fig. 3 of the present application, the present application provides a plastic pulverizing apparatus having a circulation pulverizing function, including a case 101 having a feed port 102 and a discharge port 103, a pulverizing unit, including a plurality of screw machines 104, a plurality of moving plates 105, two transport tanks 106, two filter plates 107, two brackets 108, two fixing units including a fixing block 110, a plurality of telescopic rods 111, a plurality of springs 112, a clamping block 113, and a pulling block 115, a pulverizing unit, including a channel 116, two first motors 117, two first rotating shafts 118, and a plurality of pulverizing blades 119, and a case body having an opening 122, and four legs 121.

For this embodiment, firstly, two transport cases 106 are moved to the inner bottom wall of the case 101, then plastics are put into the case from the feed inlet 102, the plastics enter the channel 116, meanwhile, the crushing unit is started to crush, the crushed plastics drop down to the transport case 106, the plastics are filtered by the filter plate 107, at this time, the screw machines 104 which are on the same horizontal line with the two transport cases 106 are started, the corresponding moving plates 105 are driven to move, the two transport cases 106 are further driven to move to the right side, then the screw machines 104 on the right side of the bracket 108 are started, the transport cases 106 are driven to move upwards until the screw machines 104 on the inner top wall of the case 101 are started to move to the upper side of the bracket 108, finally, the poking block 115 is poked, the filter plate 107 is not limited any more, the filter plate 107 rotates downwards, the plastics in the transport case 106 drop down, and then the plastics are discharged to enter the channel 116 again for crushing.

The crushing unit is arranged in the box 101, the box 101 is provided with a feed inlet 102 and a discharge outlet 103, a plurality of screw machines 104 are sequentially arranged in the box 101, a plurality of moving plates 105 are respectively matched with the corresponding screw machines 104, two supports 108 are fixedly connected with the box 101 and are sequentially arranged in the box 101, the crushing unit is arranged between the two supports 108, two transport boxes 106 are respectively matched with any support 108, two filter plates 107 are respectively connected with the corresponding transport boxes 106 in a rotating manner under the transport boxes 106, and two fixing units are respectively arranged on the corresponding transport boxes 106. Through the box 101, right circulation subassembly has the effect of bearing, smash the unit smashes plastics, and a plurality of screw rod machine 104 drive corresponds movable plate 105, eventually can drive transport case 106 is around the passageway 116 removes, filter plate 107 filters the plastics after smashing, fixed unit is right filter plate 107 is fixed spacing, makes it unable rotate.

Next, a plurality of moving wheels 109 are sequentially disposed below the corresponding transport boxes 106 and are mutually matched with any one of the brackets 108. The moving wheels 109 move the transport case 106 more smoothly, reducing friction.

Meanwhile, the fixing block 110 is fixedly connected with the transport case 106 and is located below the transport case 106, two ends of the telescopic rods 111 are fixedly connected with one side of the fixing block 110 and one side of the clamping block 113 respectively, two ends of the springs 112 are movably connected with one side of the fixing block 110 and one side of the clamping block 113 respectively, each spring 112 is sleeved outside the corresponding telescopic rod 111, the filter plate 107 is provided with a clamping groove 114, one end of the clamping block 113 away from the telescopic rod 111 is mutually matched with the clamping groove 114, and the shifting block 115 is fixedly connected with the clamping block 113 and located below the clamping block 113. The fixed block 110 supports the telescopic rod 111 and the spring 112, the spring 112 can drive the clamping block 113 to rebound, the telescopic rod 111 increases the stability of movement, and the shifting block 115 facilitates shifting the clamping block 113 to be separated from the clamping groove 114.

In addition, the channel 116 is fixedly connected to the casing 101 and is located inside the casing 101, the channel 116 is disposed between the two brackets 108, the two first motors 117 are fixedly connected to the casing 101 and sequentially located at one side of the casing 101, one ends of the two first rotating shafts 118 are respectively fixedly connected to the corresponding output ends of the first motors 117, the other ends of the two first rotating shafts 118 sequentially penetrate through the casing 101 and the channel 116 and are rotatably connected to the inner side walls of the channel 116, and the plurality of crushing blades 119 are respectively fixedly connected to the corresponding first rotating shafts 118 and sequentially encircle the outsides of the corresponding first rotating shafts 118. When the plastic enters the channel 116 for crushing, and further, the fragments are prevented from splashing everywhere, the first motor 117 drives the first rotating shaft 118 to rotate, and further drives the corresponding crushing blades 119, and further, the plastic is crushed.

Finally, the box 101 further has an opening 122, the door plate 120 is rotatably connected with the box 101 and is mutually matched with the opening 122, and the four supporting legs 121 are fixedly connected with the box 101 and are sequentially located below the box 101. Opening the door panel 120 can facilitate the staff to check the internal components, and simultaneously manually toggle the toggle block 115 to rotate the filter plate 107, and the four support legs 121 have supporting effects on the overall structure of the plastic crushing device with the circulation crushing function.

When the plastic crushing equipment with the circulating crushing function is used, firstly, two conveying boxes 106 are moved to the inner bottom wall of the box body 101, then plastic is put into the conveying boxes 106 from the feed inlet 102, the plastic enters the channel 116, meanwhile, the first motor 117 is started to drive the first rotating shaft 118 and the crushing blades 119 to crush, the crushed plastic falls down onto the conveying boxes 106 on the support 108, then the plastic meeting the crushing condition is filtered by the filter plates 107, passes through the filter plates 107 and the discharge holes 103, so that the inside of the box body 101 is discharged, the plastic not meeting the condition remains in the conveying boxes 106, at the moment, the screw machine 104 which is on the same horizontal line with the two conveying boxes 106 is started to drive the corresponding moving plates 105 to move, and then pushing the two transport cases 106 to the right, and finally moving the transport cases 106 on the brackets 108 to the moving plate 105 on the right side of the brackets 108, and the other empty transport case 106 is located on the brackets 108 below the channels 116, continuing to collect plastic, then starting the screw machine 104 on the right side of the brackets 108, driving the transport case 106 filled with plastic to move upwards, until the screw machine 104 on the inner top wall of the case 101 is started when the screw machine is parallel to the brackets 108 above the channels 116, pushing the transport case 106 to move above the brackets 108 through the corresponding moving plate 105, at this time, the staff opens the door plate 120, dials the dial block 115, no longer limiting the filter plate 107, the filter plate 107 rotates downwards, the plastic inside the transport case 106 drops downwards, the plastic is discharged and then enters the channel 116 again to be circularly crushed, the filter plate 107 is rotated upwards after the discharge is finished, meanwhile, under the action of the telescopic rod 111 and the spring 112, the clamping block 113 is returned to the initial position, but as one end of the clamping block 113, which is far away from the fixed block 110, is obliquely arranged, when the filter plate 107 is rotated upwards to be in contact with the clamping block 113, the clamping block 113 is shrunk and rebounded, and enters the clamping groove 114 again to finish the fixation of the filter plate 107, finally, the transport case 106 is moved to the inner bottom wall of the case body 101 through the corresponding screw machine 104 to continuously collect the plastic, so that the cyclic crushing operation is performed, the crushed plastic is collected intensively and filtered, and finally, the plastic fragments which do not accord with the size are uniformly transported through the transport case 106 to finish the cyclic crushing, so that the failure rate of the equipment is not caused, and the cyclic crushing operation of the equipment is more suitable for the plastic.

Second embodiment:

on the basis of the first embodiment, please refer to fig. 5 to 7, wherein fig. 5 is an overall schematic structural diagram of the second embodiment of the present application, fig. 6 is an overall sectional view of the second embodiment of the present application, fig. 7 is a sectional view of line C-C of fig. 6 of the present application, the present application provides a plastic crushing apparatus with a circulation crushing function, further comprising a collecting assembly, the collecting assembly comprises two sliding blocks 201, a collecting box 202 and a handle 203, and the box 101 further comprises two sliding grooves 204.

For this embodiment, after the plastic is filtered by the filter plate 107, the plastic falls down through the discharge hole 103 and enters the collecting box 202 to collect, after the collecting box 202 is fully collected, the handle 203 is pulled, under the action of the two sliding blocks 201 and the sliding groove 204, the collecting box 202 is taken down, and then the plastic qualified for crushing is moved to the next processing area to be further processed.

Wherein the collection assembly is disposed on the housing 101. The collection assembly collects the crushed plastic.

Secondly, the box body 101 further has two sliding grooves 204, the two sliding blocks 201 are respectively matched with the corresponding sliding grooves 204, the collecting box 202 is fixedly connected with the two sliding blocks 201 and is located below the two sliding blocks 201, the handle 203 is fixedly connected with the collecting box 202 and is located at one side of the collecting box 202, and the collecting box 202 is communicated with the discharge hole 103. After the plastic is filtered by the filter plate 107, the plastic passes through the discharge hole 103 downwards and enters the collecting box 202 to be collected, the handle 203 is pulled, and meanwhile, the two sliding blocks 201 slide in the two sliding grooves 204, so that the collecting box 202 is brought out.

When the plastic crushing equipment with the circulation crushing function is used, after the plastic is filtered by the filter plate 107, the plastic falls downwards and passes through the discharge hole 103 and enters the collecting box 202 to be collected, after the collecting box 202 is fully collected, the handle 203 is pulled, under the action of the two sliding blocks 201 and the sliding grooves 204, the collecting box 202 is taken down, and then the crushed plastic is moved to a next processing area to be further processed, and through the arrangement of the structure, the crushed plastic is collected, and the plastic is conveniently and quickly taken out by a worker to be moved.

Third embodiment:

the plastic crushing equipment with the circulating crushing function further comprises a discharging assembly, and the discharging assembly is arranged on the channel 116. The discharging assembly comprises an air cylinder 301, a supporting block 302, a second motor 303, a second rotating shaft 304 and a rotating block 305, wherein the air cylinder 301 is fixedly connected with the channel 116 and is positioned on the inner side wall of the channel 116, the supporting block 302 is rotatably connected with the output end of the air cylinder 301, the supporting block 302 is mutually propped against the lower part of the corresponding filter plate 107, the second motor 303 is fixedly connected with the bracket 108 far away from the collecting box 202 and is positioned on one side of the bracket 108, one end of the second rotating shaft 304 is fixedly connected with the output end of the second motor 303, the other end of the second rotating shaft 304 is rotatably connected with the other side of the bracket 108, the rotating block 305 is fixedly connected with the second rotating shaft 304 and is positioned on the outer part of the second rotating shaft 304, and the rotating block 305 is contacted with one side of the poking block 115. The discharging assembly further comprises a reinforcing block 306, one end of the reinforcing block 306 is fixedly connected with the channel 116, is located on the inner side wall of the channel 116 and above the air cylinder 301, and the reinforcing block 306 is sleeved outside the air cylinder 301 and is fixedly connected with the air cylinder 301.

On the basis of the first embodiment, please refer to fig. 8 to 11, wherein fig. 8 is an overall cross-sectional view of a third embodiment of the present application, fig. 9 is a D-D line cross-sectional view of fig. 8, fig. 10 is an enlarged view of a partial structure of fig. 9 of the present application, fig. 11 is an enlarged view of a partial structure of fig. 9 of the present application, and the present application provides a plastic pulverizing apparatus having a circulation pulverizing function, further comprising a discharging assembly including a cylinder 301, a supporting block 302, a second motor 303, a second rotating shaft 304, a rotating block 305, and a reinforcing block 306.

For this embodiment, the cylinder 301 is started first, the output end of the cylinder 301 extends, drives the supporting block 302 to contact with the lower part of the filter plate 107, further supports the filter plate, then starts the second motor 303, drives the second rotating shaft 304 to rotate, finally makes the rotating block 305 rotate, and drives the shifting block 115 to move, so that the clamping block 113 is separated from the clamping groove 114, the filter plate 107 is not fixed, at this time, the output end of the cylinder 301 contracts, the filter plate 107 rotates downwards, meanwhile, the supporting block 302 continuously rotates, always contacts with the filter plate 107, further supports the filter plate, prevents the rotating speed from being too fast, finally completes the discharging operation, then the second motor 303 continues to drive the second rotating shaft 304 to rotate, the rotating block 305 completely passes through the shifting block 115, does not contact with the shifting block 115, at this time, under the action of the telescopic rod 111 and the spring 112, the clamping block 113 rebounds, at the same time, the output end of the filter plate 301 continuously rotates continuously, always contacts with the filter plate 107, further contacts with the filter plate 107 again, and the telescopic rod 113 extends upwards, and finally contacts with the clamping block 113, and the clamping block 113 rotates upwards, and the clamping block 113 moves upwards, and the telescopic rod 113 again contacts with the inclined surface 107.

Wherein the discharge assembly is disposed on the channel 116. The discharging assembly is used for discharging the transport case 106 by poking the poking block 115 instead of a worker.

Secondly, the cylinder 301 is fixedly connected to the channel 116 and is located on an inner side wall of the channel 116, the supporting block 302 is rotatably connected to an output end of the cylinder 301, the supporting block 302 is abutted to a lower portion of the corresponding filter plate 107, the second motor 303 is fixedly connected to the support 108 far away from the collecting box 202 and is located on one side of the support 108, one end of the second rotating shaft 304 is fixedly connected to an output end of the second motor 303, the other end of the second rotating shaft 304 is rotatably connected to the other side of the support 108, the rotating block 305 is fixedly connected to the second rotating shaft 304 and is located outside the second rotating shaft 304, and the rotating block 305 is in contact with one side of the shifting block 115. The cylinder 301 drives the supporting block 302 to support the filter plate 107, and the second motor 303 drives the second rotating shaft 304, so as to drive the rotating block 305 to move the shifting block 115, so that the clamping block 113 is separated from the clamping groove 114.

Meanwhile, one end of the reinforcing block 306 is fixedly connected with the channel 116, is located on the inner side wall of the channel 116 and above the cylinder 301, and the reinforcing block 306 is sleeved outside the cylinder 301 and is fixedly connected with the cylinder 301. The reinforcement block 306 has a reinforcement supporting function on the cylinder 301.

When the plastic crushing equipment with the circulation crushing function is used, when the transport box 106 filled with plastic needs to stir the shifting block 115, firstly, the air cylinder 301 is started, the output end of the air cylinder 301 stretches to drive the supporting block 302 to be in contact with the lower part of the filter plate 107, then the supporting block is supported, then the second motor 303 is started to drive the second rotating shaft 304 to rotate, finally, the rotating block 305 is enabled to rotate, and the shifting block 115 is driven to move, so that the clamping block 113 is separated from the clamping groove 114 and is not fixed to the filter plate 107 any more, at the moment, the output end of the air cylinder 301 is contracted, the filter plate 107 rotates downwards, meanwhile, the supporting block 302 continuously rotates and is always in contact with the filter plate 107, further, the supporting block is supported, the rotating speed is prevented from being too fast, the discharging speed is finally completed, then, the second motor 303 continues to drive the second rotating shaft 304 to rotate, the rotating block is enabled to completely pass through the shifting block 115, the shifting block 115 and then does not contact with the filter plate 115, the expansion and contraction rod 111 is not needed to be in contact with the filter plate 107, the expansion and contraction rod 113 is arranged at the end of the top of the air cylinder 107, the expansion and contraction rod 107 can be controlled, the expansion rod 113 is arranged at the moment, the top of the expansion rod 107 is in contact with the expansion rod 107, and the expansion rod 107 is in the expansion rod is controlled to rotate, and the expansion rod 107, and the expansion rod is moved by the expansion rod 113, and the expansion rod is contacted with the expansion rod 107, and the expansion rod is contacted with the expansion rod and the expansion rod 107, and then the speed of blowing has been controlled, prevents that the blowing speed from being too fast, leads to circulation crushing insufficient.

Referring to fig. 12, the present application further provides a plastic crushing method, which includes the following steps:

s1: placing plastic into the box body 101 from the feeding port 102 above and into the channel 116;

s2: starting two first motors 117 to drive the corresponding first rotating shafts 118 and the crushing blades 119 to crush;

s3: the crushed small plastic falls down into the transport box 106 on the bracket 108 and is filtered by the filter plate 107;

s4: starting the screw machine 104 which is positioned on the same horizontal plane with the transport case 106, driving the moving plate 105 to move, and then starting the screw machine 104 which is vertically arranged, and driving the transport case 106 to move upwards;

s5: activating the screw machine 104 of the inner top wall of the box body 101, and pushing the transport box 106 onto the support 108 above the channel 116;

s6: the poking block 115 is poked, the filter plate 107 rotates to discharge the plastic in the transport case 106 downwards, and the circular crushing is completed.

Firstly, plastics are put into the box 101 from the upper feed inlet 102 and enter the channel 116, then two first motors 117 are started to drive the corresponding first rotating shafts 118 and the crushing blades 119 to crush, the crushed small plastics drop down into the transport box 106 on the support 108, the small plastics are filtered through the filter plate 107, the qualified plastics enter the collecting box 202 through the filter plate 107 and the discharge outlet 103 to be collected, the screw machine 104 which is positioned on the same horizontal plane with the transport box 106 is started to drive the moving plate 105 to move, then the transport box 106 is pushed to the moving plate 105 of the screw machine 104 which moves vertically, then the transport box 106 is driven to move upwards, the screw machine 104 on the top wall in the box 101 is started, the transport box 106 which moves upwards is pushed again to the support 108 above the channel 116, meanwhile, the other transport box 106 is pushed again to the support 108 under the plurality of the filter plates 104, and the screw machine 106 is pushed again to enter the channel 116 again, and the screw machine 106 is pushed again to rotate downwards, and the plastic is conveyed to the channel 116 again, and the plastic is crushed by the rotating plate 116.

The foregoing disclosure is only illustrative of one or more preferred embodiments of the present application, and it is not intended to limit the scope of the claims hereof, as persons of ordinary skill in the art will understand that all or part of the processes for practicing the embodiments described herein may be practiced with equivalent variations in the claims, which are within the scope of the application.

Claims

1. The plastic crushing equipment with the circulating crushing function comprises a box body and a crushing unit, wherein the crushing unit is arranged in the box body, the box body is provided with a feed inlet and a discharge outlet, and is characterized in that,

also comprises a circulation assembly;

the circulating assembly comprises a plurality of screw machines, a plurality of moving plates, two transportation boxes, two filter plates, two supports and two fixing units, wherein the screw machines are sequentially arranged in the box body, the moving plates are respectively matched with the corresponding screw machines, the two supports are fixedly connected with the box body and are sequentially positioned in the box body, the crushing units are arranged between the two supports, the two transportation boxes are respectively matched with any support, the two filter plates are respectively connected with the lower parts of the corresponding transportation boxes in a rotating manner, and the two fixing units are respectively arranged on the corresponding transportation boxes;

the circulating assembly further comprises a plurality of moving wheels, and the moving wheels are sequentially arranged below the corresponding transport boxes and are mutually matched with any support;

the fixing unit comprises a fixing block, a plurality of telescopic rods, a plurality of springs and a clamping block, wherein the fixing block is fixedly connected with the transport box and is positioned below the transport box, two ends of the telescopic rods are fixedly connected with one side of the fixing block and one side of the clamping block respectively, two ends of the springs are movably connected with one side of the fixing block and one side of the clamping block respectively, each spring is sleeved outside the corresponding telescopic rod, the clamping block is far away from one end of the telescopic rod, and the clamping block is mutually matched with the clamping groove.

2. A plastic pulverizing apparatus having a circulation pulverizing function as defined in claim 1,

the fixing unit further comprises a shifting block, wherein the shifting block is fixedly connected with the clamping block and is positioned below the clamping block.

3. A plastic pulverizing apparatus having a circulation pulverizing function as defined in claim 2,

the plastic crushing equipment with the circulating crushing function further comprises a collecting assembly, and the collecting assembly is arranged on the box body.

4. A plastic pulverizing apparatus having a circulation pulverizing function as defined in claim 3,

the collecting assembly comprises two sliding blocks, a collecting box and a handle, the box body is further provided with two sliding grooves, the two sliding blocks are respectively matched with the corresponding sliding grooves, the collecting box is fixedly connected with the two sliding blocks and is located below the two sliding blocks, the handle is fixedly connected with the collecting box and located on one side of the collecting box, and the collecting box is communicated with the discharge port.

5. A plastic pulverizing apparatus having a circulation pulverizing function as defined in claim 4,

the crushing unit comprises a channel, two first motors, two first rotating shafts and a plurality of crushing blades, wherein the channel is fixedly connected with the box body and is positioned in the box body, the channel is arranged between the two supports, the two first motors are fixedly connected with the box body and are sequentially positioned on one side of the box body, one ends of the two first rotating shafts are respectively fixedly connected with the corresponding output ends of the first motors, the other ends of the two first rotating shafts sequentially penetrate through the box body and the channel and are rotationally connected with the inner side walls of the channel, and the crushing blades are respectively fixedly connected with the corresponding first rotating shafts and sequentially encircle the outer parts of the corresponding first rotating shafts.

6. A plastic pulverizing apparatus having a circulation pulverizing function as defined in claim 4,

the plastic crushing equipment with the circulation crushing function further comprises a door plate and four supporting legs, the box body is further provided with an opening, the door plate is rotationally connected with the box body and mutually matched with the opening, and the four supporting legs are fixedly connected with the box body and are sequentially located below the box body.

7. A plastic pulverizing method using the plastic pulverizing apparatus having a circulation pulverizing function as defined in claim 5, comprising the steps of: