Multi-stage crushing treatment equipment based on regenerated plastic particle processing

Abstract

The invention belongs to the technical field of recycled plastic equipment, and particularly relates to recycled plastic particle processing-based multi-stage crushing treatment equipment which comprises a supporting column and a mounting seat, the supporting column is fixedly connected with the lower surface of the mounting seat, a crushing box is fixedly mounted on the upper surface of the mounting seat, and a feeding hopper is fixedly mounted on the upper surface of the crushing box; a screening mechanism is arranged on one side of the mounting base; multi-stage smashing is achieved through the smashing box, the roller and the smashing machine, it is ensured that plastic chippings are fully smashed, it is ensured that the plastic chippings reach the needed particle size, particle size distribution is more uniform, the product quality and consistency are improved, the roller is formed by splicing arc-shaped net plates with different hole diameters, the screening hole diameter can be adjusted according to requirements, and the screening efficiency is improved. Fine screening of the plastic chippings with different granularities is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of recycled plastic equipment, in particular to multi-stage crushing and processing equipment based on recycled plastic particle processing. Background Art

[0002] Recycled plastic is the reuse of plastic. After the mechanical blade crushing operation, the plastic is reused. In the recycled plastic production line, the crushing efficiency of the plastic raw materials directly affects the efficiency of the entire plastic recycling process. Therefore, the crushing of the recycled plastic raw materials is the first step in the plastic recycling process, and the working efficiency of the recycled plastic crushing equipment is crucial;

[0003] The traditional recycled plastic crushing and processing device has certain defects in actual operation, which makes it difficult to ensure that the plastic debris is fully crushed, resulting in the plastic debris failing to reach the required particle size, affecting the crushing efficiency;

[0004] In view of the above-mentioned technical defects, a solution is now proposed. Summary of the invention

[0005] The purpose of the present invention is to provide a multi-stage crushing and processing equipment based on recycled plastic particle processing. By setting a screening mechanism, it is ensured that the plastic debris is fully crushed, the plastic debris reaches the required particle size, and the particle size distribution is more uniform, thereby improving the quality and consistency of the product, so as to solve the problems raised by the background technology.

[0006] The object of the present invention can be achieved by the following technical scheme: a multi-stage crushing and processing equipment based on recycled plastic particle processing, comprising a support column and a mounting seat, wherein the support column is fixedly connected to the lower surface of the mounting seat, a crushing box is fixedly mounted on the upper surface of the mounting seat, an upper hopper is fixedly mounted on the upper surface of the crushing box, and a screening mechanism is arranged on one side of the bottom of the mounting seat;

[0007] The screening mechanism includes two symmetrically arranged limit seats located on one side of the bottom of the mounting seat, a roller is rotatably connected between the two limit seats, and filtering holes are opened on the surface of the roller. A feed pipe that penetrates the mounting seat and extends into the feed pipe is fixedly connected to the bottom end of the crushing box, and a connecting cover is provided at one end of the roller away from the feed pipe. A crusher is provided on one side of the bottom of the connecting cover, and a grinding wheel is provided in the crusher.

[0008] Preferably, a drum cover sleeved on the drum is fixedly connected between the two limit seats, a lower hopper is fixedly connected to the bottom end of the drum cover, and the drum is formed by splicing three arc-shaped mesh plates, and the mesh plates of the drum have different apertures.

[0009] Preferably, the outer wall of the roller near one end of the discharge pipe is fixedly connected with a gear ring, the surface of the limit seat is fixedly rotatably connected with a gear 2 that meshes with the gear ring, the surface of the gear ring is provided with a positioning hole corresponding to the arc-shaped mesh plate, and the surface of the limit seat is provided with a positioning groove that cooperates with the positioning hole.

[0010] Preferably, the connecting cover is fixedly connected to a limit seat away from one end of the discharge pipe, a motor is installed on the surface of the connecting cover, an output end of the motor passes through the connecting cover, extends into the drum and is fixedly connected to a connecting shaft, and a spiral blade is fixedly connected to the outer contour of the connecting shaft.

[0011] Preferably, there are four support columns, and the four support columns are arranged in a rectangular shape. A connecting plate is connected between two support columns, and two symmetrically arranged connecting sleeves 1 are fixedly connected to the upper surface of the connecting plate. Connecting sleeves 2 corresponding to the connecting sleeves 1 are fixedly connected on both sides of the limit seat, and a spring is arranged between the connecting sleeves 2 and 1.

[0012] Preferably, two crushing rollers are rotatably connected in the upper hopper, the axial ends of the two crushing rollers pass through the upper hopper and are fixedly connected to gear one, the two gears are meshed with each other, and a discharge pipe is fixedly connected to the lower surface of the mounting seat, and the discharge pipe is bent and extends into the drum.

[0013] Preferably, a fixing frame is fixedly connected to the surface of the support column, the grinder passes through the fixing frame and is fixedly connected to the fixing frame, a cloth bag is arranged between the grinder and the connecting shaft, and the discharge port at the bottom end of the connecting cover is connected to the top opening of the grinder through the cloth bag.

[0014] Beneficial effects of the present invention:

[0015] (1) The present invention realizes multi-stage crushing through a screening mechanism, a crushing box, a drum and a crusher, thereby ensuring that the plastic debris is fully crushed, ensuring that the plastic debris reaches the required particle size, and the particle size distribution is more uniform, thereby improving the quality and consistency of the product. The drum is spliced ​​with arc-shaped mesh plates with different apertures, and the screening aperture can be adjusted according to demand to achieve fine screening of plastic debris with different particle sizes;

[0016] (2) The present invention not only realizes the automatic transportation of plastic debris through the spiral blades in the drum, but also realizes the automatic screening function by cooperating with the filter holes on the outer wall of the drum, thereby simplifying the operation process and improving work efficiency. The crushing roller in the upper hopper pre-processes and crushes the recycled plastic, reducing the burden on the subsequent crusher, extending the service life of the equipment, and improving the overall crushing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention will be further described below in conjunction with the accompanying drawings;

[0018] Figure 1 The overall structure of the present invention is three-dimensional Figure 1 ;

[0019] Figure 2 The overall structure of the present invention is three-dimensional Figure 2 ;

[0020] Figure 3 It is a schematic diagram of the top view of the structure of the present invention;

[0021] Figure 4 It is a side view structural schematic diagram of the present invention;

[0022] Figure 5 It is a schematic diagram of the drum structure of the present invention;

[0023] Figure 6 It is a schematic cross-sectional view of part of the structure of the present invention;

[0024] Figure 7 It is a schematic diagram of the gear ring structure of the present invention.

[0025] Legend: 1. Support column; 2. Mounting seat; 3. Crushing box; 4. Upper hopper; 5. Discharge pipe; 6. Crushing roller; 7. Drum; 8. Connecting cover; 9. Fixed frame; 10. Crusher; 11. Connecting plate; 12. Limiting seat; 13. Gear ring; 14. Gear one; 15. Discharge hopper; 16. Cylinder cover; 17. Cloth bag; 18. Connecting shaft; 19. Spiral blade; 20. Gear two; 21. Grinding wheel; 22. Connecting sleeve one; 23. Connecting sleeve two; 24. Spring; 25. Motor one. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] Example 1: Please refer to Figure 1-Figure 7 As shown, this embodiment is a multi-stage crushing and processing equipment based on recycled plastic particles processing, including a support column 1 and a mounting seat 2, the support column 1 is fixedly connected to the lower surface of the mounting seat 2, a crushing box 3 is fixedly installed on the upper surface of the mounting seat 2, an upper hopper 4 is fixedly installed on the upper surface of the crushing box 3, and a screening mechanism is arranged on one side of the bottom of the mounting seat 2;

[0028] The screening mechanism includes two symmetrically arranged limit seats 12 located at one side of the bottom of the mounting seat 2, a roller 7 is rotatably connected between the two limit seats 12, and a filter hole is opened on the surface of the roller 7. A feed pipe 5 that penetrates the mounting seat 2 and extends into the feed pipe 5 is fixedly connected to the bottom end of the crushing box 3, and a connecting cover 8 is arranged at one end of the roller 7 away from the feed pipe 5. A crusher 10 is arranged at one side of the bottom of the connecting cover 8, and a grinding wheel 21 is arranged in the crusher 10;

[0029] The plastic is preliminarily crushed by the crushing box 3, and the preliminarily crushed plastic debris is conveyed to the drum 7. The plastic debris is preliminarily filtered and screened through the filter holes on the surface of the drum 7. The drum 7 continues to convey the plastic debris, and the screened plastic debris is conveyed to the crusher 10 through the connecting cover 8. The grinding wheel 21 in the crusher 10 further crushes the plastic debris. The plastic debris is fully crushed through multi-stage crushing to achieve the desired particle size of the plastic debris.

[0030] A drum cover 16 sleeved on the drum 7 is fixedly connected between the two limit seats 12, and a lower hopper 15 is fixedly connected to the bottom end of the drum cover 16. The drum 7 is composed of three arc-shaped mesh plates. The mesh plates of the drum 7 have different apertures. When the drum 7 rotates, the aperture position on the outer contour of the mounting seat 2 is switched, so that plastic debris with different apertures can be screened. The lower hopper 15 cooperates with the drum cover 16 to prevent debris from splashing during screening.

[0031] A gear ring 13 is fixedly connected to the outer wall of the drum 7 near one end of the discharge pipe 5, and a gear 20 meshing with the gear ring 13 is rotatably connected to the surface of the limit seat 12. A positioning hole corresponding to the arc-shaped mesh plate is provided on the surface of the gear ring 13, and a positioning groove matching the positioning hole is provided on the surface of the limit seat 12. The drum 7 can be rotated by rotating the handle fixedly connected to the gear 20, and the positions of different apertures on the drum 7 can be adjusted and selected. Then, a screw is inserted into the positioning hole on the gear ring 13 and the positioning groove on the limit seat 12 to lock the position of the drum 7.

[0032] The connecting cover 8 is fixedly connected to the limit seat 12 away from one end of the discharge pipe 5. A motor 25 is installed on the surface of the connecting cover 8. The output end of the motor 25 passes through the connecting cover 8 and extends into the drum 7 and is fixedly connected to the connecting shaft 18. A spiral blade 19 is fixedly connected to the outer contour of the connecting shaft 18. When the motor 25 is started, the motor 25 drives the connecting shaft 18 to rotate in the drum 7. The spiral blade 19 fixedly connected to the connecting shaft 18 can transport the debris in the drum 7 to the crusher 10, and automatically screen it through the filter holes opened on the outer wall of the drum 7.

[0033] Four support columns 1 are provided, and the four support columns 1 are arranged in a rectangular shape. A connecting plate 11 is connected between two support columns 1. Two symmetrically arranged connecting sleeves 22 are fixedly connected to the upper surface of the connecting plate 11. Connecting sleeves 23 corresponding to the connecting sleeves 22 are fixedly connected on both sides of the limiting seat 12. A spring 24 is arranged between the connecting sleeves 23 and the connecting sleeves 22. A vibration motor is fixedly installed on one side of the outer wall of the limiting seat 12. Starting the vibration motor can make the two limiting seats 12 and the drum 7 vibrate, thereby screening the plastic debris in the drum 7.

[0034] Example 2: Please refer to Figure 1-Figure 7 As shown, in the multi-stage crushing processing equipment based on recycled plastic particles processing of this embodiment, the connecting cover 8 is fixedly connected to the limit seat 12 away from one end of the feeding pipe 5, and a motor 25 is installed on the surface of the connecting cover 8. The output end of the motor 25 passes through the connecting cover 8 and extends into the drum 7 and is fixedly connected to the connecting shaft 18. The outer contour of the connecting shaft 18 is fixedly connected to the spiral blade 19;

[0035] The starting motor 25 drives the connecting shaft 18 to rotate in the drum 7. The spiral blade 19 fixedly connected to the connecting shaft 18 can transport the debris in the drum 7 to the crusher 10, and automatically screen it through the filter holes opened on the outer wall of the drum 7.

[0036] There are two pulverizing rollers 6 rotatably connected in the upper hopper 4, the axial ends of the two pulverizing rollers 6 pass through the upper hopper 4 and are fixedly connected to a gear 14, the two gears 14 mesh with each other, a discharge pipe 5 is fixedly connected to the lower surface of the mounting seat 2, the discharge pipe 5 is bent and extends into the drum 7, a motor 2 is fixedly installed on the upper surface of the support column 1, and the output end of the motor 2 is connected to the gear 14 through a reducer. When recycled plastic is added into the upper hopper 4, the motor 2 is started, and the motor 2 drives the pulverizing rollers 6 in the upper hopper 4 to rotate through the reducer, and the pulverizing rollers 6 rotate in the upper hopper 4 to pulverize the recycled plastic.

[0037] A fixing frame 9 is fixedly connected to the surface of the support column 1, and a grinder 10 passes through the fixing frame 9 and is fixedly connected to the fixing frame 9. A cloth bag 17 is arranged between the grinder 10 and the connecting shaft 18. The discharge port at the bottom end of the connecting cover 8 is connected to the top opening of the grinder 10 through the cloth bag 17. The grinder 10 is an existing conical grinder, which is mainly composed of a casing, a grinding wheel 21, an eccentric shaft, a bearing, an adjustment sleeve, a locking nut, and a sealing device. When the grinding wheel 21 rotates, the material enters from the top of the grinder 10, is impacted, squeezed and sheared by the grinding wheel 21, and is gradually crushed or ground.

[0038] In combination with Example 1 and Example 2, it can be known that multi-stage crushing is achieved through the crushing box 3, drum 7 and crusher 10 to ensure the full crushing of plastic debris, ensure that the plastic debris reaches the required particle size, and the particle size distribution is more uniform, thereby improving the quality and consistency of the product. The drum 7 is spliced ​​with arc-shaped mesh plates of different apertures, and the screening aperture can be adjusted according to needs to achieve fine screening of plastic debris of different particle sizes. The spiral blades 19 in the drum 7 not only realize the automatic transportation of plastic debris, but also cooperate with the filter holes on the outer wall of the drum 7 to realize the automatic screening function, simplify the operating process, and improve work efficiency.

[0039] like Figure 1-Figure 7 As shown, the working process and principle of the present invention are as follows:

[0040] Step 1, start motor 2, motor 2 drives the crushing roller 6 in the upper hopper 4 to rotate through the reducer, the crushing roller 6 rotates in the upper hopper 4 to crush the recycled plastic, the crushed plastic debris enters the drum 7 through the discharge pipe 5, the vibration motor is started, the two limit seats 12 and the drum 7 can be vibrated, the filter holes on the outer wall of the drum 7 are automatically screened, the motor 1 25 located on the connecting cover 8 is started, the motor 1 25 drives the connecting shaft 18 to rotate in the drum 7, the spiral blade 19 fixedly connected to the connecting shaft 18 can transport the debris in the drum 7 to the crusher 10, the screened debris in the connecting cover 8 enters the crusher 10 through the cloth bag 17, is impacted, squeezed and sheared by the grinding wheel 21, and is gradually crushed or ground;

[0041] Step two, turn the handle fixedly connected to gear 20 to rotate the drum 7, adjust and select the position of different apertures on the drum 7, and then insert the screw into the positioning hole on the gear ring 13 and the positioning groove on the limit seat 12 to lock the position of the drum 7. The screening aperture can be adjusted as needed to achieve fine screening of plastic debris of different particle sizes.

[0042] The preferred embodiments of the present invention disclosed above are only used to help explain the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to specific implementation methods. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A multi-stage crushing and processing device based on recycled plastic particles, comprising a support column (1) and a mounting seat (2), characterized in that: The support column (1) is fixedly connected to the lower surface of the mounting seat (2); a crushing box (3) is fixedly mounted on the upper surface of the mounting seat (2); an upper hopper (4) is fixedly mounted on the upper surface of the crushing box (3); and a screening mechanism is arranged on one side of the bottom of the mounting seat (2); The screening mechanism comprises two symmetrically arranged limit seats (12) located at one side of the bottom of the mounting seat (2); a roller (7) is rotatably connected between the two limit seats (12); a surface of the roller (7) is provided with filtering holes; a feed pipe (5) penetrating the mounting seat (2) and extending into the feed pipe (5) is fixedly connected at the bottom end of the crushing box (3); a connecting cover (8) is provided at one end of the roller (7) away from the feed pipe (5); a crusher (10) is provided at one side of the bottom of the connecting cover (8); a grinding wheel (21) is provided in the crusher (10).

2. The multi-stage crushing and processing equipment based on recycled plastic particles processing according to claim 1 is characterized in that: A drum cover (16) sleeved on the drum (7) is fixedly connected between the two limit seats (12), and a lower hopper (15) is fixedly connected to the bottom end of the drum cover (16). The drum (7) is formed by splicing three arc-shaped mesh plates, and the mesh plates of the drum (7) have different apertures.

3. The multi-stage crushing and processing equipment based on recycled plastic particles processing according to claim 2 is characterized in that: The outer wall of the roller (7) near one end of the discharge pipe (5) is fixedly connected to a gear ring (13); the surface of the limit seat (12) is rotatably connected to a gear 2 (20) meshing with the gear ring (13); the surface of the gear ring (13) is provided with a positioning hole corresponding to the arc-shaped mesh plate; the surface of the limit seat (12) is provided with a positioning groove matching the positioning hole.

4. The multi-stage crushing and processing equipment based on recycled plastic particles processing according to claim 1 is characterized in that: The connecting cover (8) is fixedly connected to a limit seat (12) at one end away from the discharge pipe (5); a motor 1 (25) is mounted on the surface of the connecting cover (8); an output end of the motor 1 (25) passes through the connecting cover (8) and extends into the drum (7) and is fixedly connected to a connecting shaft (18); a spiral blade (19) is fixedly connected to the outer contour of the connecting shaft (18).

5. The multi-stage crushing and processing equipment based on recycled plastic particles processing according to claim 1 is characterized in that: Four support columns (1) are provided, and the four support columns (1) are arranged in a rectangular shape. A connecting plate (11) is connected between two support columns (1), and two symmetrically arranged connecting sleeves (22) are fixedly connected to the upper surface of the connecting plate (11). Connecting sleeves (23) corresponding to the connecting sleeves (22) are fixedly connected to both sides of the limiting seat (12), and a spring (24) is arranged between the connecting sleeves (23) and the connecting sleeves (22).

6. The multi-stage crushing and processing equipment based on recycled plastic particles processing according to claim 1 is characterized in that: Two crushing rollers (6) are rotatably connected in the upper hopper (4), the shaft ends of the two crushing rollers (6) pass through the upper hopper (4) and are fixedly connected to a gear one (14), the two gears one (14) are meshed with each other, and a discharge pipe (5) is fixedly connected to the lower surface of the mounting seat (2), and the discharge pipe (5) is bent and extends into the drum (7).

7. The multi-stage crushing and processing equipment based on recycled plastic particles processing according to claim 1 is characterized in that: A fixing frame (9) is fixedly connected to the surface of the support column (1); the pulverizer (10) passes through the fixing frame (9) and is fixedly connected to the fixing frame (9); a cloth bag (17) is arranged between the pulverizer (10) and the connecting shaft (18); and the discharge port at the bottom end of the connecting cover (8) is connected to the top opening of the pulverizer (10) through the cloth bag (17).

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