CN113799292A

CN113799292A - Compression device for waste plastic recycling

Info

Publication number: CN113799292A
Application number: CN202111118760.9A
Authority: CN
Inventors: 杨德笋; 李玉竹; 肖丰柱; 吴玉璋; 吴联坤
Original assignee: Hunan Jiali Plastics Co ltd
Current assignee: Hunan Jiali Plastics Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2021-12-17

Abstract

The invention discloses a compression device for waste plastic recovery processing, which belongs to the technical field of waste plastic processing and comprises a recovery box, a crushing mechanism, a recovery mechanism and a compression mechanism, wherein a mounting frame is arranged beside the recovery box, the crushing mechanism is arranged at the top of the mounting frame, the crushing mechanism is communicated with the recovery box, the recovery mechanism is positioned in the recovery box, the recovery mechanism comprises a back-and-forth turning component and a vibration component, the back-and-forth turning component is positioned on the recovery box, the vibration component is in sliding fit with the recovery box, and the compression mechanism is positioned beside the recovery box and is communicated with the recovery box. The invention can crush the plastic by adjusting the distance between the two crushing rollers, so as to meet different use requirements.

Description

Compression device for waste plastic recycling

Technical Field

The invention relates to the technical field of waste plastic processing, in particular to a compression device for waste plastic recovery processing.

Background

Along with the improvement of the living standard of people, the requirement on the environment is increasingly improved, and because the natural degradation time of common plastic garbage is very long and a large amount of harmful substances such as methane and the like are generated in the degradation process, the plastic garbage is the best method for solving the problem of the plastic garbage at present for recycling plastic products. The waste plastics need utilize compression device to carry out compression treatment when retrieving.

For example, a patent with a publication number of CN213732835U relates to a compression device for recycling waste plastics, and relates to the technical field of waste plastic compression. The utility model provides a waste plastic retrieves and uses compressor arrangement, includes the box, bottom half fixedly connected with fixed bolster, the fixedly connected with spliced pole between the fixed bolster, the first slider of box one side inner wall fixedly connected with, be provided with the cavity in the first slider, the first fixed square of box one side outer wall fixedly connected with, first hydraulic telescoping rod has been cup jointed to first fixed square near the top position, first hydraulic telescoping rod runs through box one side inner wall and cavity fixedly connected with baffle respectively, box opposite side middle part inner wall fixedly connected with second slider. The utility model discloses a through the box that adds, realize that waste plastic can realize the integration through the box when the compression, avoided traditional machinery to make a round trip to shift plastics when compressing waste plastic and consumed a large amount of time.

However, the above-mentioned device has problems that firstly, when the plastic is crushed, the size of the crushed plastic cannot be adjusted according to the compression requirement, and secondly, the crushed plastic cannot be cleaned before compression, so that the plastic has peculiar smell and residues when being crushed, and the subsequent compression is influenced.

Disclosure of Invention

The embodiment of the invention provides a compression device for recycling and processing waste plastics, which aims to solve the problems in the prior art.

The embodiment of the invention adopts the following technical scheme: the utility model provides a waste plastic retrieves processing and uses compressor arrangement, includes collection box, broken mechanism, recovery mechanism and compression mechanism, the side of collection box is equipped with the mounting bracket, broken mechanism sets up the top at the mounting bracket, broken mechanism communicates with the collection box mutually, recovery mechanism is located the collection box, recovery mechanism is including making a round trip to turn the subassembly and shaking the subassembly, the subassembly that makes a round trip to turn is located the collection box, it is located the collection box to shake the subassembly, shake subassembly and collection box sliding fit, compression mechanism is located the side of collection box and communicates mutually with the collection box.

Further, the subassembly that turns back and forth includes the turning plate, two slip tables and a plurality of turning rod, two the slip table symmetry sets up the top at the collection box, the both ends of turning plate are connected with the removal end of two slip tables respectively, and are a plurality of turning rod equidistant setting is in the bottom of turning plate, two the bottom of slip table is equipped with towards the spray pipe in the collection box.

Further, the vibrations subassembly is including rotating motor, dwang, connecting rod, reciprocating sieve screen and four vibrating spring, four vibrating spring is the bottom that the rectangle set up at reciprocating sieve screen, reciprocating sieve screen and collection box fixed connection, reciprocating sieve screen and collection box sliding fit, the rotation motor is located the collection box, the both ends of dwang are rotated and are connected on the collection box, the dwang is connected with the main shaft that rotates the motor, the intermediate position of dwang is one section knee, the bottom and the knee fixed connection of connecting rod, the top of connecting rod is rotated with reciprocating sieve screen's bottom and is connected.

Furthermore, a water outlet plate which is obliquely arranged is arranged in the recycling box, and a water outlet pipe is arranged on the recycling box.

Further, be equipped with the removal electric jar on the collection box, the flexible end of removing the electric jar is served and is equipped with the movable plate, the movable plate is located the bottom of reciprocating sieve screen, the movable plate is located the below of a plurality of turnover poles, be equipped with two carriage bars on the movable plate, carriage bar and collection box sliding fit.

Further, compressing mechanism includes compression case, compression hydro-cylinder, compression board and discharge door, the compression case is located the side of collection box, the compression case communicates with the collection box mutually, the compression hydro-cylinder is located the top of compression case, compression board and compression case sliding fit, the compression board is connected with the flexible end of compression hydro-cylinder, the discharge door is articulated with the compression case, be equipped with the drain pipe on the compression case.

Further, crushing mechanism is including smashing the case, smashing regulating part and crushing piece, it is located the top of mounting bracket to smash the case, smash the setting of piece on smashing the case and smash piece and smash case sliding fit, it is located crushing case to smash the regulating part, it is connected with crushing piece to smash the regulating part, the bottom of smashing the case is equipped with the discharging pipe that extends to the collection box.

Further, the rubbing crusher includes first slider, second slider, two crushing motors and two crushing rollers, be equipped with on the crushing case and supply two sliding tray that smash roller sliding fit, two crushing roller symmetry sets up on crushing case, the both ends of smashing the roller are rotated and are connected in the sliding tray, two crushing motor is connected with the one end transmission of two crushing rollers respectively, crushing motor and the lateral wall sliding fit who smashes the case, first slider and second slider rotate with two crushing rollers respectively and are connected, first slider and second slider all with the lateral wall sliding fit who smashes the case.

Further, smash the regulating part and include motor cabinet, accommodate motor, adjusting gear, first pinion rack and second pinion rack, motor cabinet fixed connection is on smashing the case, accommodate motor is located the motor cabinet, the main shaft of accommodate gear and accommodate motor is connected, the bottom fixed connection of first pinion rack and first slider, first pinion rack and second slider sliding fit, the bottom fixed connection of second pinion rack and second slider, second pinion rack and first slider sliding fit, first pinion rack and second pinion rack and adjusting gear meshing.

The embodiment of the invention adopts at least one technical scheme which can achieve the following beneficial effects:

firstly, when the waste plastic is crushed, the two crushing motors work to drive the two crushing rollers to rotate to crush the plastic in the crushing box, when the size of the crushed plastic needs to be adjusted, the adjusting motors work to drive the adjusting gears, the adjusting gears rotate to drive the first toothed plate and the second toothed plate to move relatively or oppositely, the first toothed plate and the second toothed plate move to drive the first sliding block and the second sliding block to move, the first sliding block and the second sliding block move to drive the positions of the two crushing rollers to move, and the distance between the two crushing rollers is adjusted to crush the plastic so as to meet different use requirements.

Secondly, when the plastic is cleaned, the rotating motor works to drive the rotating rod to rotate, the rotating rod rotates to drive the connecting rod to rotate through the rotation of the bent pipe, the connecting rod rotates to drive the vibration screening net to vibrate through the four vibration springs, moisture on the plastic on the vibration screening net in the recovery box is screened and shaken, the residual water in the cleaning process is shaken out horizontally, the moisture is shaken to the water outlet plate through the vibration screening net, the water outlet plate recovers and concentrates the water to be discharged outwards through the water outlet pipe, after the moisture in the plastic is shaken, the telescopic end of the movable electric cylinder moves to drive the movable plate to move, the movable plate moves in the recovery box through the two moving rods, and the movable plate moves to move the plastic on the vibration screening net into the compression box so as to facilitate the compression operation of the plastic.

Thirdly, after the plastic is crushed and moved into the recycling bin, the cleaning water is sprayed into the plastic in the recycling bin through the water spraying pipe to clean the plastic, the two sliding tables work to drive the turning plate to move during cleaning, the turning plate moves to drive the turning rods to move so as to turn the plastic in the recycling bin, so that the plastic can be cleaned in all directions, the plastic can be compressed after being cleaned, and the subsequent use of the waste plastic is prevented from being influenced by peculiar smell.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic perspective view of the flipping assembly of the present invention;

FIG. 4 is a partial perspective view of the present invention;

FIG. 5 is a schematic perspective view of the compression mechanism of the present invention;

FIG. 6 is a schematic perspective view of the crushing mechanism of the present invention;

FIG. 7 is an enlarged view taken at A in FIG. 6;

reference numerals: the recycling bin 1, the crushing mechanism 2, the crushing bin 21, the crushing adjusting part 22, the motor base 221, the adjusting motor 222, the adjusting gear 223, the first toothed plate 224, the second toothed plate 225, the crushing part 23, the first sliding block 231, the second sliding block 232, the crushing motor 233, the crushing roller 234, the recycling mechanism 3, the back-and-forth flipping component 31, the flipping plate 311, the sliding table 312, the flipping rod 313, the water spray pipe 314, the vibration component 32, the rotating motor 321, the rotating rod 322, the connecting rod 323, the vibration screening net 324, the vibration spring 325, the compression mechanism 4, the compression bin 41, the compression oil cylinder 42, the compression plate 43, the discharge door 44, the water discharge pipe 45, the mounting frame 5, the water outlet plate 6, the water outlet pipe 61, the movable electric cylinder 7, the movable plate 71 and the movable rod 72.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 7, an embodiment of the present invention provides a compression device for waste plastic recovery processing, including a recycling bin 1, a crushing mechanism 2, a recycling mechanism 3, and a compression mechanism 4, wherein an installation frame 5 is disposed beside the recycling bin 1, the crushing mechanism 2 is disposed at the top of the installation frame 5, the crushing mechanism 2 is communicated with the recycling bin 1, the recycling mechanism 3 is located in the recycling bin 1, the recycling mechanism 3 includes a back-and-forth turning component 31 and a vibration component 32, the back-and-forth turning component 31 is located on the recycling bin 1, the vibration component 32 is in sliding fit with the recycling bin 1, and the compression mechanism 4 is located beside the recycling bin 1 and is communicated with the recycling bin 1.

Specifically, the subassembly 31 that turns over back and forth includes turnover plate 311, two slip tables 312 and a plurality of turnover pole 313, two the slip table 312 symmetry sets up the top at collection box 1, the both ends of turnover plate 311 are connected with the removal end of two slip tables 312 respectively, and are a plurality of the equidistant setting of turnover pole 313 is in the bottom of turnover plate 311, two the bottom of slip table 312 is equipped with towards the spray pipe 314 in the collection box 1. After plastics are smashed and moved into the recycling bin 1, cleaning water is sprayed into the plastics in the recycling bin 1 through the water spraying pipe 314, the plastics are cleaned, the two sliding tables 312 work to drive the turning plate 311 to move during cleaning, the turning plate 311 moves to drive the turning rods 313 to move, and turning of the plastics in the recycling bin 1 can be achieved, so that all-around cleaning operation is conducted on the plastics, the plastics are compressed after cleaning, and subsequent use of odor influence in waste plastics is prevented.

Specifically, the vibration assembly 32 comprises a rotating motor 321, a rotating rod 322, a connecting rod 323, a vibration screening net 324 and four vibration springs 325, wherein the four vibration springs 325 are arranged at the bottom of the vibration screening net 324 in a rectangular shape, the vibration screening net 324 is fixedly connected with the recycling box 1, the vibration screening net 324 is in sliding fit with the recycling box 1, the rotating motor 321 is located on the recycling box 1, two ends of the rotating rod 322 are rotatably connected to the recycling box 1, the rotating rod 322 is connected with a main shaft of the rotating motor 321, the middle position of the rotating rod 322 is a section of bent rod, the bottom of the connecting rod 323 is fixedly connected with the bent rod, and the top of the connecting rod 323 is rotatably connected with the bottom of the vibration screening net 324; the recycling bin is characterized in that a water outlet plate 6 obliquely arranged is arranged in the recycling bin 1, a water outlet pipe 61 is arranged on the recycling bin 1, a movable electric cylinder 7 is arranged on the recycling bin 1, a movable plate 71 is arranged at the telescopic end of the movable electric cylinder 7, the movable plate 71 is positioned at the bottom of a vibrating screening net 324, the movable plate 71 is positioned below a plurality of turning rods 313, two movable rods 72 are arranged on the movable plate 71, and the movable rods 72 are in sliding fit with the recycling bin 1. When plastics are cleaned, the rotating motor 321 works to drive the rotating rod 322 to rotate, the rotating rod 322 rotates through the elbow pipe to drive the connecting rod 323 to rotate, the connecting rod 323 rotates to drive the vibration screening net 324 to vibrate through the four vibration springs 325, moisture on the plastics on the vibration screening net 324 in the recycling box 1 is screened and shaken, the residual horizontal vibration during cleaning is shaken out, the moisture is shaken to the water outlet plate 6 through the vibration screening net 324, the water outlet plate 6 recycles and concentrates water to be discharged outwards through the water outlet pipe 61, after the water in the plastic is shaken, the telescopic end of the movable electric cylinder 7 moves to drive the moving plate 71 to move, the moving plate 71 moves in the recycling box 1 through the two moving rods 72, and the moving plate 71 moves to move the plastic on the vibrating screening net 324 into the compression box 41 so as to compress the plastic.

Specifically, compressing mechanism 4 includes compression case 41, compression cylinder 42, compression board 43 and ejection of compact door 44, compression case 41 is located the side of collection box 1, compression case 41 is linked together with collection box 1, compression cylinder 42 is located the top of compression case 41, compression board 43 and compression case 41 sliding fit, compression board 43 is connected with compression cylinder 42's flexible end, ejection of compact door 44 is articulated with compression case 41, be equipped with drain pipe 45 on the compression case 41. When plastics are compressed, the telescopic end of the compression oil cylinder 42 moves to drive the compression plate 43 to move downwards, the compression plate 43 downwards performs compaction and compression operations on the plastics conveyed to the compression box 41, the plastics are compacted, the compacted plastics are discharged outwards through the discharge door 44 after the compaction is completed, and water remaining in the plastics is discharged outwards through the discharge pipe 45 in the compression process.

Specifically, crushing mechanism 2 is including smashing case 21, crushing regulating part 22 and rubbing crusher 23, it is located the top of mounting bracket 5 to smash case 21, rubbing crusher 23 sets up on smashing case 21 and rubbing crusher 23 and smashes case 21 sliding fit, it is located on smashing case 21 to smash regulating part 22, it is connected with rubbing crusher 23 to smash regulating part 22, the bottom of smashing case 21 is equipped with the discharging pipe that extends to collection box 1. The discharge pipe conveys the crushed plastic from the crushing tank 21 to the recovery tank 1.

Specifically, the crushing member 23 includes a first slider 231, a second slider 232, two crushing motors 233 and two crushing rollers 234, a sliding groove for the two crushing rollers 234 to slide is formed in the crushing box 21, the two crushing rollers 234 are symmetrically arranged on the crushing box 21, two ends of each crushing roller 234 are rotatably connected in the sliding groove, the two crushing motors 233 are respectively in transmission connection with one ends of the two crushing rollers 234, the crushing motors 233 are in sliding fit with the side wall of the crushing box 21, the first slider 231 and the second slider 232 are respectively in rotating connection with the two crushing rollers 234, and the first slider 231 and the second slider 232 are both in sliding fit with the side wall of the crushing box 21; the pulverizing adjustment member 22 includes a motor base 221, an adjustment motor 222, an adjustment gear 223, a first toothed plate 224 and a second toothed plate 225, the motor base 221 is fixedly connected to the pulverizing box 21, the adjustment motor 222 is located on the motor base 221, the adjustment gear 223 is connected to a spindle of the adjustment motor 222, the first toothed plate 224 is fixedly connected to the bottom of the first sliding block 231, the first toothed plate 224 is in sliding fit with the second sliding block 232, the second toothed plate 225 is fixedly connected to the bottom of the second sliding block 232, the second toothed plate 225 is in sliding fit with the first sliding block 231, and the first toothed plate 224 and the second toothed plate 225 are engaged with the adjustment gear 223. When smashing waste plastic, two crushing motor 233 work drive two crushing roller 234 rotate and smash the operation to the plastics in smashing case 21, will need to adjust the kibbling size of plastics, adjusting motor 222 work drives adjusting gear 223 this moment, adjusting gear 223 rotates and drives first pinion rack 224 and second pinion rack 225 relative or move in opposite directions, thereby first pinion rack 224 and second pinion rack 225 move and drive first slider 231 and second slider 232 and move, thereby first slider 231 and second slider 232 move and drive the position of two crushing roller 234 and remove, thereby adjust the distance between two crushing roller 234 and smash the operation to plastics, so as to satisfy different use needs.

The working principle of the invention is as follows: when the plastic crusher is used, the two crushing motors 233 work to drive the two crushing rollers 234 to rotate to crush plastic in the crushing box 21, when the size of crushed plastic needs to be adjusted, at the moment, the adjusting motor 222 works to drive the adjusting gear 223, the adjusting gear 223 rotates to drive the first toothed plate 224 and the second toothed plate 225 to move relatively or oppositely, the first toothed plate 224 and the second toothed plate 225 move to drive the first sliding block 231 and the second sliding block 232 to move, the first sliding block 231 and the second sliding block 232 move to drive the positions of the two crushing rollers 234 to move, the distance between the two crushing rollers 234 is adjusted to crush the plastic, the discharge pipe conveys the crushed plastic from the crushing box 21 to the recovery box 1, the spray pipe 314 sprays clean water into the plastic in the recovery box 1 to clean the plastic, the plastic is cleaned, the two sliding tables 312 work to drive the turnover plate 311 to move while the plastic is cleaned, the turning plate 311 moves to drive the turning rods 313 to move so as to turn the plastics in the recycling bin 1, so that the plastics can be cleaned in all directions, the plastics can be compressed after cleaning, the influence of peculiar smell in the waste plastics on subsequent use can be prevented, the rotating motor 321 works to drive the rotating rod 322 to rotate, the rotating rod 322 rotates through a bent pipe so as to drive the connecting rod 323 to rotate, the connecting rod 323 rotates to drive the vibrating screen 324 to vibrate through the four vibrating springs 325, the moisture on the plastics on the vibrating screen 324 in the recycling bin 1 is screened and shaken, the residual horizontal shake during cleaning is shaken out, the moisture is shaken to the water outlet plate 6 through the vibrating screen 324, the water outlet plate 6 recovers and concentrates the water to be discharged outwards through the water outlet pipe 61, after the moisture in the plastics is shaken, the telescopic end of the movable electric cylinder 7 moves to drive the moving plate 71 to move, the movable plate 71 moves in the recycling box 1 through the two movable rods 72, the movable plate 71 moves to move the plastic on the vibrating screening net 324 into the compression box 41, the telescopic end of the compression oil cylinder 42 moves to drive the compression plate 43 to move downwards, the compression plate 43 downwards performs compaction and compression operations on the plastic conveyed to the compression box 41, the plastic is compacted, the compacted plastic is discharged outwards through the discharge door 44 after compaction is completed, and water remaining in the plastic in the compression process is discharged outwards through the drain pipe 45.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A compression device for recycling and processing waste plastics is characterized by comprising a recycling tank (1), a crushing mechanism (2), a recycling mechanism (3) and a compression mechanism (4), an installation frame (5) is arranged beside the recovery box (1), the crushing mechanism (2) is arranged at the top of the installation frame (5), the crushing mechanism (2) is communicated with the recovery box (1), the recovery mechanism (3) is positioned in the recovery box (1), the recovery mechanism (3) comprises a back-and-forth turning component (31) and a vibration component (32), the back-and-forth turning component (31) is positioned on the recycling box (1), the vibration component (32) is positioned on the recycling box (1), the vibration component (32) is in sliding fit with the recycling box (1), and the compression mechanism (4) is located beside the recycling box (1) and communicated with the recycling box (1).

2. The compression device for recycling and processing waste plastics as claimed in claim 1, wherein: the subassembly (31) that turns over back and forth includes turnover board (311), two slip tables (312) and a plurality of turnover pole (313), two slip table (312) symmetry sets up the top at collection box (1), the both ends of turnover board (311) are connected with the removal end of two slip tables (312) respectively, and are a plurality of turnover pole (313) equidistant setting is in the bottom of turnover board (311), two the bottom of slip table (312) is equipped with spray pipe (314) towards in collection box (1).

3. The compression device for recycling and processing waste plastics as claimed in claim 2, wherein: the vibration component (32) comprises a rotating motor (321), a rotating rod (322), a connecting rod (323), a vibration screening net (324) and four vibration springs (325), wherein the four vibration springs (325) are arranged at the bottom of the vibration screening net (324) in a rectangular shape, the vibrating screen (324) is fixedly connected with the recovery box (1), the vibrating screen (324) is in sliding fit with the recovery box (1), the rotating motor (321) is positioned on the recycling tank (1), two ends of the rotating rod (322) are rotatably connected to the recycling tank (1), the rotating rod (322) is connected with the main shaft of the rotating motor (321), the middle position of the rotating rod (322) is a section of bent rod, the bottom of the connecting rod (323) is fixedly connected with the bent rod, and the top of the connecting rod (323) is rotatably connected with the bottom of the vibrating screening net (324).

4. The compression device for recycling and processing waste plastics as claimed in claim 1, wherein: the water outlet plate (6) is obliquely arranged in the recovery box (1), and a water outlet pipe (61) is arranged on the recovery box (1).

5. The compression device for recycling and processing waste plastics as claimed in claim 3, wherein: be equipped with on collection box (1) and remove electric jar (7), the flexible end of removing electric jar (7) is served and is equipped with movable plate (71), movable plate (71) are located the bottom of reciprocating sieve net (324), movable plate (71) are located the below of a plurality of stirring pole (313), be equipped with two carriage release levers (72) on movable plate (71), carriage release lever (72) and collection box (1) sliding fit.

6. The compression device for recycling and processing waste plastics as claimed in claim 1, wherein: compressing mechanism (4) are including compression case (41), compression hydro-cylinder (42), compression board (43) and discharge door (44), compression case (41) are located the side of collection box (1), compression case (41) are linked together with collection box (1), compression hydro-cylinder (42) are located the top of compression case (41), compression board (43) and compression case (41) sliding fit, compression board (43) are connected with the flexible end of compression hydro-cylinder (42), discharge door (44) are articulated with compression case (41), be equipped with drain pipe (45) on compression case (41).

7. The compression device for recycling and processing waste plastics as claimed in claim 1, wherein: crushing mechanism (2) is including smashing case (21), smashing regulating part (22) and rubbing crusher (23), smash case (21) and be located the top of mounting bracket (5), smash piece (23) set up on smashing case (21) and smash piece (23) and smash case (21) sliding fit, smash regulating part (22) and be located smash case (21), it is connected with rubbing crusher (23) to smash regulating part (22), the bottom of smashing case (21) is equipped with the discharging pipe that extends to collection box (1).

8. The compression device for recycling and processing waste plastics as claimed in claim 7, wherein: smashing piece (23) including first slider (231), second slider (232), two crushing motor (233) and two crushing roller (234), be equipped with on crushing case (21) and supply two crushing roller (234) sliding fit's sliding tray, two crushing roller (234) symmetry sets up on crushing case (21), the both ends of crushing roller (234) are rotated and are connected in the sliding tray, two crushing motor (233) are connected with the one end transmission of two crushing roller (234) respectively, the lateral wall sliding fit of crushing motor (233) and crushing case (21), first slider (231) and second slider (232) rotate with two crushing roller (234) respectively and are connected, first slider (231) and second slider (232) all with the lateral wall sliding fit of crushing case (21).

9. The compression device for recycling and processing waste plastics as claimed in claim 8, wherein: the grinding adjusting piece (22) comprises a motor base (221), an adjusting motor (222), an adjusting gear (223), a first toothed plate (224) and a second toothed plate (225), the motor base (221) is fixedly connected to the grinding box (21), the adjusting motor (222) is located on the motor base (221), the adjusting gear (223) is connected with a main shaft of the adjusting motor (222), the first toothed plate (224) is fixedly connected with the bottom of a first sliding block (231), the first toothed plate (224) is in sliding fit with a second sliding block (232), the second toothed plate (225) is fixedly connected with the bottom of a second sliding block (232), the second toothed plate (225) is in sliding fit with the first sliding block (231), and the first toothed plate (224) and the second toothed plate (225) are meshed with the adjusting gear (223).