Processing technology and equipment for waste plastic tray

Abstract

The invention provides a waste plastic tray processing technology and equipment, the waste plastic tray processing equipment comprises a rotary crushing structure, the rotary crushing structure comprises a rotary ring and a driving motor, third crushing grooves are formed in the interior and the outer wall of the rotary ring, and the third crushing grooves in the inner side of the rotary ring are matched with second crushing strips; and the third crushing grooves in the outer side of the rotating ring are matched with the first crushing strips. The waste plastic tray crushing device is reasonable in design, the rotary crushing structure rotating independently is arranged, the rotary crushing structure and a first crushing strip are matched with each other, the rotary crushing structure and a second crushing strip are matched with each other, the crushed waste plastic trays can be crushed twice, and the crushed waste plastic trays are similar in particle size; and the waste plastic tray particles can be secondarily utilized and processed subsequently, the occupied area of processing equipment is reduced, and the utilization rate of the equipment is increased.

Description

Technical Field

[0001] The present invention mainly relates to the field of waste plastic pallets, and in particular to a processing technology and equipment for waste plastic pallets. Background Art

[0002] ‌Waste plastic pallets‌ refer to plastic pallets that are discarded during use. These pallets are usually made of thermoplastics such as polyethylene (PE) and polypropylene (PP), and processed through injection molding, blow molding and other processes. Waste plastic pallets may be discarded during use due to aging, damage or no longer meeting the use requirements; The recycled waste plastic pallets can be reused through cleaning, crushing, melting and injection molding.

[0003] The inventor discovered the following defects during the operation of the specific embodiment: When the waste plastic pallet is crushed, the material of the waste plastic pallet is relatively hard, and a single crushing cannot make the particles of the waste plastic pallet uniform in size. Multiple crushings require the use of different types of crushing devices, so that the waste plastic pallet particles need to be transported between multiple crushing devices, affecting the crushing efficiency of the waste plastic pallet.

[0004] It should be noted that the above contents belong to the technical cognition scope of the inventor. Since the technical contents in this field are vast and too complicated, the above contents of this application do not necessarily constitute prior art. Summary of the invention

[0005] 1. Technical problems to be solved by the invention: The present invention provides a processing technology and equipment for waste plastic pallets, which are used to solve the technical problems existing in the above-mentioned background technology.

[0006] 2. Technical solution: To achieve the above-mentioned purpose, the technical solution provided by the present invention is as follows: a processing technology and equipment for a waste plastic pallet, comprising a base, a shell is arranged on the top of the base, a first crushing strip is arranged on the inner side of the shell, an inner fixed shell is arranged inside the shell, a second crushing strip is arranged on the outer wall of the inner fixed shell, a rotating crushing structure is arranged between the inner fixed shell and the shell, and an auxiliary plate is arranged on the top of the shell; The rotary crushing structure comprises a rotary ring and a driving motor. The inner and outer walls of the rotary ring are provided with third crushing grooves. The third crushing groove inside the rotary ring cooperates with the second crushing bar, and the third crushing groove outside the rotary ring cooperates with the first crushing bar.

[0007] Furthermore, a connecting tube is provided on the outer wall of the base, a guide strip is provided on one end of the connecting tube, a guide groove is provided on the bottom of the inner wall of the base, and a mounting groove is provided inside the guide groove.

[0008] Furthermore, the guide groove is configured to be conical, the interior of the mounting groove is rotatably connected to a first feeding screw, one end of the first feeding screw is disposed inside a connecting tube, and the other end of the first feeding screw is provided with a meshing bevel gear.

[0009] Furthermore, a discharge pipe is provided at one end of the guide bar, one end of the discharge pipe is connected to the inner fixed shell, a feeding trough is provided in the middle of the inner fixed shell, and a fitting tube is provided at the bottom of the inner fixed shell.

[0010] Furthermore, the laminating tube, the inner fixed shell and the discharge tube are rotatably connected to a second feeding screw, and the second feeding screw is connected to the rotating crushing structure.

[0011] Furthermore, a storage bin is provided at the bottom of the rotating ring, an inner wall of the storage bin is connected to the second feeding screw, and a guide ring is provided at the top of the rotating ring.

[0012] Furthermore, the driving motor is arranged at the bottom of the base, the output end of the driving motor is provided with a driving bevel gear, the top of the driving bevel gear is provided with a connecting shaft, and the connecting shaft is connected to the storage bin.

[0013] Furthermore, the number of the first feeding screws is set to be multiple, and the multiple first feeding screws are arranged in a circular array on the inner wall of the base, and the meshing bevel gear at one end of the first feeding screw is meshed with the active bevel gear.

[0014] A processing device for waste plastic pallets, comprising: S1: First, the recycled waste plastic pallets are crushed and placed between the first crushing bar and the third crushing groove on the outer wall of the rotating ring for preliminary crushing, and then the waste plastic pallet particles are transported by the first feeding screw; S2: The transported waste plastic pallet particles enter the third crushing groove and the second crushing bar on the inner side of the rotating ring for secondary crushing. The crushed waste plastic pallet particles enter the storage bin for collection and are discharged through the second feeding screw.

[0015] 3. Beneficial effects: Compared with the prior art, the technical solution provided by the present invention has the following beneficial effects: The present invention provides a separately rotating rotary crushing structure, so that the rotary crushing structure and the first crushing bar, the rotary crushing structure and the second crushing bar cooperate with each other to crush the waste plastic pallet twice, so that the particles of the waste plastic pallet after crushing are similar in size, which is convenient for subsequent secondary utilization of the waste plastic pallet particles, reduces the area occupied by the processing equipment, and improves the utilization rate of the equipment; After the waste plastic pallet particles are crushed for the first time, they are transported for a second crushing through the first feeding screw. After the second crushing, the waste plastic pallet particles are transported and discharged through the second feeding screw, thereby realizing the feeding and discharging of the waste plastic pallet particles. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 It is a schematic diagram of a three-dimensional cross-sectional structure of the present invention; Figure 3 It is a schematic diagram of the three-dimensional cross-sectional structure of the base of the present invention; Figure 4 It is a schematic diagram of the three-dimensional structure of the rotary crushing structure of the present invention.

[0017] Figure 5 For the present invention Figure 2 A partial enlarged schematic diagram in the middle.

[0018] Reference numerals: 1. Base; 2. Shell; 3. Connecting pipe; 4. Guide groove; 5. Mounting groove; 6. First feeding screw; 7. First crushing bar; 8. Guide bar; 9. Discharging pipe; 10. Inner fixed shell; 11. Feeding trough; 12. Second feeding screw; 13. Meshing bevel gear; 14. Second crushing bar; 15. Fitting pipe; 16. Rotating crushing structure; 1601. Rotating ring; 1602. Guide ring; 1603. Third crushing trough; 1604. Storage bin; 1605. Driving motor; 1606. Active bevel gear; 1607. Connecting shaft; 17. Auxiliary plate. DETAILED DESCRIPTION

[0019] To facilitate understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are shown in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0020] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "page", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicating orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0021] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0022] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed", "provided with", "provided on" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. Example

[0023] See attached Figure 1-5 A processing technology and equipment for waste plastic pallets, comprising a base 1, a shell 2 is arranged on the top of the base 1, a first crushing bar 7 is arranged on the inner side of the shell 2, an inner fixed shell 10 is arranged inside the shell 2, a second crushing bar 14 is arranged on the outer wall of the inner fixed shell 10, a rotating crushing structure 16 is arranged between the inner fixed shell 10 and the shell 2, and an auxiliary plate 17 is arranged on the top of the shell 2; The rotating crushing structure 16 includes a rotating ring 1601 and a driving motor 1605. The inner and outer walls of the rotating ring 1601 are provided with a third crushing groove 1603. The third crushing groove 1603 on the inner side of the rotating ring 1601 cooperates with the second crushing bar 14, and the third crushing groove 1603 on the outer side of the rotating ring 1601 cooperates with the first crushing bar 7.

[0024] Furthermore, a connecting tube 3 is provided on the outer wall of the base 1, a guide strip 8 is provided on one end of the connecting tube 3, a guide groove 4 is provided on the bottom of the inner wall of the base 1, and a mounting groove 5 is provided inside the guide groove 4. First, the crushed waste plastic pallet particles are placed between the shell 2 and the rotating ring 1601 through the auxiliary plate 17, and the rotating ring 1601 rotates to drive the third crushing groove 1603 on the outer wall to rotate. The third crushing groove 1603 cooperates with the first crushing strip 7 to crush the waste plastic pallet particles for the first time, and the waste plastic pallet particles enter the interior of the base 1 for storage.

[0025] Furthermore, the guide groove 4 is configured to be conical, and the interior of the mounting groove 5 is rotatably connected with a first feeding screw 6, one end of the first feeding screw 6 is configured inside the connecting tube 3, and the other end of the first feeding screw 6 is configured with an engaging bevel gear 13, which enters the waste plastic tray shell inside the base 1 and is transported by the first feeding screw 6. The rotation of the first feeding screw 6 drives the waste plastic tray particles inside the base 1 to enter the interior of the connecting tube 3, and the subsequent waste plastic tray particles squeeze the waste plastic tray particles inside the connecting tube 3, so that the waste plastic tray particles enter between the guide ring 1602 and the inner fixed shell 10, and the third crushing groove 1603 and the second crushing strip 14 inside the rotating ring 1601 cooperate with each other to perform secondary crushing on the waste plastic tray particles, and the crushed waste plastic tray particles are stirred into the storage bin 1604 for storage.

[0026] Furthermore, a discharge pipe 9 is provided at one end of the guide bar 8, one end of the discharge pipe 9 is connected to the inner fixed shell 10, a feeding trough 11 is opened in the middle of the inner fixed shell 10, and a fitting tube 15 is provided at the bottom of the inner fixed shell 10. The fitting tube 15, the inner fixed shell 10 and the discharge pipe 9 are internally rotatably connected with a second feeding screw 12, and the second feeding screw 12 is connected to a rotating crushing structure 16. The rotating crushing structure 16 drives the second feeding screw 12 to rotate during its rotation. The second feeding screw 12 drives the waste plastic pallet particles in the storage bin 1604 to enter the feeding trough 11 and be discharged through the discharge pipe 9, so as to avoid the waste plastic pallet particles from accumulating inside the storage bin 1604.

[0027] Furthermore, a storage bin 1604 is provided at the bottom of the rotating ring 1601, and the inner wall of the storage bin 1604 is connected to the second feeding screw 12. A guide ring 1602 is provided at the top of the rotating ring 1601. The driving motor 1605 is provided at the bottom of the base 1, and an active bevel gear 1606 is provided at the output end of the driving motor 1605. A connecting shaft 1607 is provided at the top of the active bevel gear 1606, and the connecting shaft 1607 is connected to the storage bin 1604. The number of the first feeding screws 6 is set to be multiple, and the multiple first feeding screws 6 are arranged in a circular array on the inner wall of the base 1. The meshing bevel gear 13 at one end of the first feeding screw 6 is meshed with the active bevel gear 1606, and the driving motor 1605 is started. The driving motor 1605 drives the active bevel gear 1606 to rotate, and the active bevel gear 1606 drives the meshing bevel gear 13 to rotate, and the meshing bevel gear 13 drives the first feeding screw 6 to rotate, and the first feeding screw 6 feeds the first crushed waste plastic pallet particles inside the base 1 into between the rotating ring 1601 and the inner fixed shell 10. At the same time, the driving motor 1605 drives the rotating ring 1601 to rotate, and the third crushing groove 1603 inside and on the outer wall of the rotating ring 1601 rotates accordingly, so that the third crushing groove 1603 cooperates with the first crushing bar 7 and the second crushing bar 14 to crush the waste plastic pallet particles. The device only needs to rotate the internal rotating crushing structure 16 to crush the waste plastic pallet particles twice, thereby improving the crushing efficiency of the waste plastic pallet particles.

[0028] A processing device for waste plastic pallets, comprising: S1: First, the recycled waste plastic pallet is crushed and placed between the first crushing bar 7 and the third crushing groove 1603 on the outer wall of the rotating ring 1601 for preliminary crushing, and then the waste plastic pallet particles are transported by the first feeding screw 6; S2: The transported waste plastic pallet particles enter the third crushing groove 1603 and the second crushing bar 14 on the inner side of the rotating ring 1601 for a second crushing. The crushed waste plastic pallet particles enter the storage bin 1604 for collection and are discharged through the second feeding screw 12.

[0029] The above-described embodiments only express a certain implementation mode of the present invention, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the patent scope of the present invention. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be based on the attached claims.

Claims

1. A processing device for waste plastic pallets, characterized by: include A base (1), wherein a shell (2) is arranged on the top of the base (1), a first crushing bar (7) is arranged on the inner side of the shell (2), an inner fixed shell (10) is arranged inside the shell (2), a second crushing bar (14) is arranged on the outer wall of the inner fixed shell (10), a rotating crushing structure (16) is arranged between the inner fixed shell (10) and the shell (2), and an auxiliary plate (17) is arranged on the top of the shell (2); A rotating pulverizing structure (16) comprises a rotating ring (1601) and a driving motor (1605); the inner and outer walls of the rotating ring (1601) are provided with third pulverizing grooves (1603); the third pulverizing grooves (1603) on the inner side of the rotating ring (1601) cooperate with the second pulverizing strip (14); and the third pulverizing grooves (1603) on the outer side of the rotating ring (1601) cooperate with the first pulverizing strip (7).

2. The waste plastic pallet processing equipment according to claim 1 is characterized in that: The outer wall of the base (1) is provided with a connecting pipe (3), one end of the connecting pipe (3) is provided with a guide strip (8), the bottom of the inner wall of the base (1) is provided with a guiding groove (4), and the inside of the guiding groove (4) is provided with a mounting groove (5).

3. The waste plastic pallet processing equipment according to claim 2 is characterized in that: The guide groove (4) is configured to be conical, and a first feeding screw (6) is rotatably connected inside the mounting groove (5), one end of the first feeding screw (6) is disposed inside the connecting tube (3), and the other end of the first feeding screw (6) is provided with a meshing bevel gear (13).

4. The waste plastic pallet processing equipment according to claim 2 is characterized in that: A discharge pipe (9) is provided at one end of the guide bar (8), one end of the discharge pipe (9) is connected to the inner fixed shell (10), a feeding trough (11) is provided in the middle of the inner fixed shell (10), and a fitting pipe (15) is provided at the bottom of the inner fixed shell (10).

5. The waste plastic pallet processing equipment according to claim 4 is characterized in that: The laminating tube (15), the inner fixed shell (10) and the discharge tube (9) are rotatably connected to a second feeding screw (12), and the second feeding screw (12) is connected to a rotating crushing structure (16).

6. The waste plastic pallet processing equipment according to claim 1 is characterized by: A storage bin (1604) is provided at the bottom of the rotating ring (1601), the inner wall of the storage bin (1604) is connected to the second feeding screw (12), and a guide ring (1602) is provided at the top of the rotating ring (1601).

7. The waste plastic pallet processing equipment according to claim 1 is characterized by: The driving motor (1605) is arranged at the bottom of the base (1), and an active bevel gear (1606) is arranged at the output end of the driving motor (1605). A connecting shaft (1607) is arranged at the top of the active bevel gear (1606), and the connecting shaft (1607) is connected to the storage bin (1604).

8. The waste plastic pallet processing equipment according to claim 1 is characterized by: The number of the first feeding screws (6) is set to be multiple, and the multiple first feeding screws (6) are arranged in a circular array on the inner wall of the base (1), and the meshing bevel gear (13) at one end of the first feeding screw (6) meshes with the driving bevel gear (1606).

9. A processing device for waste plastic pallets, characterized by: include: S1: First, the recycled waste plastic pallets are crushed and placed between the first crushing bar (7) and the third crushing groove (1603) on the outer wall of the rotating ring (1601) for preliminary crushing, and then the waste plastic pallet particles are transported through the first feeding screw (6); S2: The transported waste plastic pallet particles enter the third crushing groove (1603) on the inner side of the rotating ring (1601) and the second crushing bar (14) for secondary crushing. The crushed waste plastic pallet particles enter the storage bin (1604) for collection and are discharged through the second feeding screw (12).

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