Plastic granulation device with screening function
By designing a plastic granulation device with screening function and automatically layered screening using the screening mechanism, the problem of inconsistent size of plastic particles is solved and the work efficiency is improved.
Patent Information
- Application Number
- CN202420334247.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-23
- Publication Date
- 2025-03-07
- Estimated Expiration
- 2034-02-23
AI Technical Summary
After the granulation of existing plastic granulation devices is completed, it is difficult to ensure the consistency of the granulation size of the plastic particles, resulting in a mixing phenomenon of different particle sizes, affecting working efficiency.
A plastic granulation device with screening function is designed, including a workbench, a screw extruder, a pelletizing mechanism and a screening mechanism. The screening mechanism consists of an inclined conveyor plate, a first screen plate and a second screen plate. The push plate is driven by the second driving mechanism to push the plastic particles toward the second screen plate. Smaller particles fall from the first screen plate, and larger particles fall from the second screen plate, and fall to different storage spaces respectively, realizing automatic layered screening.
Through automatic layered screening, the problem of inconsistent size of plastic particles is solved, the manual screening step is eliminated, and the working efficiency of the plastic granulation device is improved.
Smart Images
Figure CN222571321U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a plastic granulating device, in particular to a plastic granulating device with a screening function. Background Art
[0002] Plastic granulation is a process of plastic mechanical processing. In the process of plastic granulation, we must explore according to the performance of the machine and practice, master the skills, and continuously improve the quality and process of plastic products. Plastic waste is everywhere in life, and it can be recycled and reused to make granules. Recycled plastic granules have a wide range of applications. In daily life, recycled granules can be used to make various plastic bags, buckets, basins, toys, furniture, stationery and other daily necessities and various plastic products. In the clothing industry, it can be used to make clothing, ties, buttons, zippers, and in building materials, the derivative plastic wood profiles of recycled plastic granules are used to make various building components and plastic doors and windows.
[0003] After the existing plastic granulation device completes granulation, it is difficult to ensure the consistency of the granulation size of the plastic particles due to the different feed positions and discharge speeds of the cutter, which can easily lead to the phenomenon of mixing of plastic particles of different sizes after granulation, thereby affecting the working efficiency of the entire plastic granulation device; therefore, it does not meet the existing needs, and we have proposed a plastic granulation device with a screening function. Summary of the invention
[0004] In view of the above situation, in order to solve the technical problems of the prior art, the utility model provides a plastic granulating device with a screening function.
[0005] The utility model solves the above technical problems through the following technical solutions: a plastic granulating device with screening function, characterized in that it comprises: a workbench, a screw extruder is arranged on the top of the workbench, an extrusion screw with spiral blades is arranged inside the screw extruder, a feed barrel is arranged on the screw extruder, and a plurality of discharge holes are arranged at one end of the screw extruder; a pelletizing mechanism, the pelletizing mechanism comprises a bracket, a first driving mechanism, and a cutting knife, the bracket is fixed on one end of the screw extruder, the first driving mechanism is installed on the bracket, and one end of the first driving mechanism is connected to the cutting knife; a screening mechanism, the screening mechanism comprises an inclined conveying plate, The second driving mechanism, the push plate, the frame, the first sieve plate, the second sieve plate, the partition plate, the inclined conveying plate is connected between one end of the screw extruder and the first sieve plate, the second driving mechanism is installed on one end of the workbench, one end of the second driving mechanism is connected to the push plate, the first sieve plate and the second sieve plate are both located on the top of the frame, the partition plate is located in the frame and divides the frame into a first storage space and a second storage space, the first storage space and the second storage space are respectively located below the first sieve plate and below the second sieve plate, the first sieve plate is provided with a plurality of first through holes, the second sieve plate is provided with a plurality of second through holes, the aperture of the first through hole is smaller than the aperture of the second through hole.
[0006] Preferably, a first collection box is provided in the first storage space, a second collection box is provided in the second storage space, and both the first collection box and the second collection box are provided with a handle.
[0007] Preferably, the first driving mechanism and the second driving mechanism are both electric push rods.
[0008] Preferably, the first driving mechanism and the second driving mechanism both adopt a combined structure of a gas rod and a piston rod.
[0009] Preferably, the screw extruder and the second driving mechanism are supported by a plurality of supports.
[0010] Preferably, the bracket is in a bent shape, and a fan is provided at the bottom of one end of the bracket, and the fan is located above the inclined conveying plate.
[0011] Preferably, a first baffle is provided on both sides of the inclined conveying plate, and a plurality of second baffles are provided around the first collecting box and around the second collecting box.
[0012] Preferably, a heating rod is provided in the feed barrel, the feed barrel is connected to a feed pipe, a filter plate is provided in the middle of the feed barrel, and the filter plate is located below the heating rod.
[0013] The positive progressive effect of the utility model is that the utility model is provided with a first sieve plate, a second sieve plate, a push plate, etc. The second driving mechanism drives the push plate to push the plastic particles toward the second sieve plate. The smaller plastic particles will fall from the first sieve plate first, while the larger plastic particles will fall from the second sieve plate. The two sizes of plastic particles will fall into the first storage space and the second storage space respectively, thereby automatically screening the plasticized particles in layers, eliminating the steps of manual screening and improving the working efficiency of the plastic granulation device. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of one side of the plastic granulating device with screening function of the utility model.
[0015] Figure 2 It is a schematic diagram of the three-dimensional structure of the other side of the plastic granulating device with screening function of the utility model.
[0016] Figure 3 It is a schematic diagram of the structure of the feed barrel, heating rod and other components in the utility model. DETAILED DESCRIPTION
[0017] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.
[0018] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.
[0019] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.
[0020] like Figure 1 and Figure 2As shown, the utility model has a screening function of the plastic granulating device comprising: a workbench 1, a screw extruder 2 is arranged on the top of the workbench 1, an extrusion screw with a spiral blade is arranged inside the screw extruder 2, a feed barrel 3 is arranged on the screw extruder 2, and a plurality of discharge holes 4 are arranged at one end of the screw extruder 2; a pelletizing mechanism, the pelletizing mechanism comprises a bracket 5, a first driving mechanism 6, and a cutting knife 7, the bracket 5 is fixed on one end of the screw extruder 2, the first driving mechanism 6 is installed on the bracket 5, and one end of the first driving mechanism 6 is connected to the cutting knife 7; a screening mechanism, the screening mechanism comprises an inclined conveying plate 8, a second driving mechanism 9, a push plate 10, a frame 11, a first sieve plate 12, a second sieve Plate 13, partition 14, the inclined conveying plate 8 is connected between one end of the screw extruder 2 and the first sieve plate 12, the second driving mechanism 9 is installed on one end of the workbench 1, one end of the second driving mechanism 9 is connected to the push plate 10, the first sieve plate 12 and the second sieve plate 13 are both located on the top of the frame 11, the partition 14 is located in the frame 11 and divides the frame 11 into a first storage space and a second storage space, the first storage space and the second storage space are respectively located below the first sieve plate 12 and below the second sieve plate 13, the first sieve plate 12 is provided with a plurality of first through holes 15, the second sieve plate 13 is provided with a plurality of second through holes 16, the aperture of the first through hole 15 is smaller than the aperture of the second through hole 16.
[0021] In this embodiment, a first collecting box 17 is provided in the first storage space, and a second collecting box 18 is provided in the second storage space. Both the first collecting box 17 and the second collecting box 18 are provided with a handle 19. The first collecting box 17 and the second collecting box 18 respectively collect plastic particles of different sizes screened by the first sieve plate 12 and the second sieve plate 13. The handle 19 facilitates pulling the first collecting box 17 and the second collecting box 18 out of or pushing them into the first storage space and the second storage space, respectively, for easy use.
[0022] The first drive mechanism 6 and the second drive mechanism 9 can both be electric push rods, which are simple in structure and easy to use. The first drive mechanism 6 and the second drive mechanism 9 can both adopt a combination structure of a gas rod and a piston rod, which are simple in structure and easy to use. The screw extruder 2 and the second drive mechanism 9 are supported by multiple supports 20 to increase stability.
[0023] Furthermore, the shape of the bracket 5 is bent, and a fan 21 is provided at the bottom of one end of the bracket 5. The fan 21 is located above the inclined conveying plate 8. The fan 21 cools the plastic particles cut by the pelletizing mechanism to prevent the plastic particles from sticking.
[0024] Specifically, a first baffle 22 is provided on both sides of the inclined conveying plate 8, and multiple second baffles 23 are provided around the first collecting box 17 and the second collecting box 18. The first baffle 22 and the second baffle 23 can prevent plastic particles from falling out, thereby causing losses and polluting the environment.
[0025] like Figure 3 As shown, a heating rod 24 is provided in the feed barrel 3, and the feed barrel 3 is connected to a feed pipe 25. A filter plate 26 is provided in the middle of the feed barrel 3, and the filter plate 26 is located below the heating rod 24. The feed pipe 25 passes plastic raw materials, the heating rod 24 heats the plastic raw materials, and the filter plate 26 filters the plastic raw materials to prevent impurities from entering, thereby ensuring the quality of subsequent products.
[0026] The working principle of the utility model is as follows: each component of the utility model is a universal standard part or a part known to the technicians in the field, and its structure and principle can be known by the technicians in the field through the technical manual or through conventional experimental methods. When in use, the plastic raw material enters the screw extruder 2 through the feed barrel 3, the screw extruder 2 extrudes the plastic through the discharge hole 4, the first drive mechanism 6 drives the cutting knife 7 to pelletize the plastic extruded from the discharge hole 4 to form plastic particles, and the plastic particles fall onto the inclined conveying plate 8, and the plastic particles slide onto the first screen plate 12 through the inclined conveying plate 8, and the second drive mechanism 9 drives the push plate 10 to push the plastic particles toward the second screen plate 13, and the smaller plastic particles will fall from the first screen plate 12 first, and the larger plastic particles will fall from the second screen plate 13, and the two sizes of plastic particles will fall into the first storage space and the second storage space respectively, so as to automatically screen the plasticized particles in layers, eliminating the steps of manual screening and improving the working efficiency of the plastic granulation device.
[0027] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is defined by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.
[0028] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.
Claims
1. A plastic granulation device with screening function, characterized in that: The invention comprises: a workbench (1), a screw extruder (2) is arranged on the top of the workbench (1), an extrusion screw with spiral blades is arranged inside the screw extruder (2), a feed barrel (3) is arranged on the screw extruder (2), and a plurality of discharge holes (4) are arranged at one end of the screw extruder (2); a pelletizing mechanism, the pelletizing mechanism comprises a bracket (5), a first drive mechanism (6), and a cutting knife (7), the bracket (5) is fixed on one end of the screw extruder (2), the first drive mechanism (6) is installed on the bracket (5), and one end of the first drive mechanism (6) is connected to the cutting knife (7); a screening mechanism, the screening mechanism comprises an inclined conveying plate (8), a second drive mechanism (9), a push plate (10), a frame (11), a first screen plate (12), a second screen plate (13), a partition plate (14) ), an inclined conveying plate (8) is connected between one end of the screw extruder (2) and the first screen plate (12), a second driving mechanism (9) is installed on one end of the workbench (1), one end of the second driving mechanism (9) is connected to the push plate (10), the first screen plate (12) and the second screen plate (13) are both located on the top of the frame (11), a partition plate (14) is located in the frame (11) and divides the frame (11) into a first storage space and a second storage space, the first storage space and the second storage space are respectively located below the first screen plate (12) and below the second screen plate (13), the first screen plate (12) is provided with a plurality of first through holes (15), the second screen plate (13) is provided with a plurality of second through holes (16), the aperture of the first through hole (15) is smaller than the aperture of the second through hole (16).
2. The plastic granulating device with screening function according to claim 1, characterized in that: A first collection box (17) is provided in the first storage space, and a second collection box (18) is provided in the second storage space. Both the first collection box (17) and the second collection box (18) are provided with a handle (19).
3. The plastic granulating device with screening function according to claim 1, characterized in that: The first driving mechanism (6) and the second driving mechanism (9) are both electric push rods.
4. The plastic granulating device with screening function according to claim 1, characterized in that: The first drive mechanism (6) and the second drive mechanism (9) both adopt a combined structure of a gas rod and a piston rod.
5. The plastic granulating device with screening function as claimed in claim 4, characterized in that: The screw extruder (2) and the second driving mechanism (9) are supported by a plurality of supports (20).
6. The plastic granulating device with screening function as claimed in claim 1, characterized in that: The bracket (5) is in a bent shape, and a fan (21) is provided at the bottom of one end of the bracket (5), and the fan (21) is located above the inclined conveying plate (8).
7. The plastic granulating device with screening function as claimed in claim 1, characterized in that: A first baffle (22) is respectively provided on both sides of the inclined conveying plate (8), and a plurality of second baffles (23) are provided around the first collecting box (17) and around the second collecting box (18).
8. The plastic granulating device with screening function as claimed in claim 1, characterized in that: A heating rod (24) is provided in the feed barrel (3), the feed barrel (3) is connected to a feed pipe (25), a filter plate (26) is provided in the middle of the feed barrel (3), and the filter plate (26) is located below the heating rod (24).