Raw material cutting device for plastic particle production

Abstract

The utility model relates to the technical field of plastic particles, and provides a raw material cutting device for plastic particle production, which comprises a bottom plate and a movable frame, the axis of the movable frame is rotatably connected with a rotating rod, the bottom end of the rotating rod is fixedly connected with an air cylinder, the lower surface of the air cylinder is fixedly connected with a mounting block, and an output shaft of the air cylinder is in transmission connection with a blade. The adjusting assembly is arranged to clean and scrape different blade oblique angles, the output shaft of the air cylinder drives the blade to slide in the inner cavity of the mounting block, the blade moves upwards or downwards and drives the cleaning blocks on the two sides to move outwards at the same time, the cleaning blocks drive second springs to be compressed through connecting rods, and therefore the blade can be cleaned and scraped. And meanwhile, a connecting rod compresses a first spring through a movable plate, the bevel angle of a cleaning block is tightly attached to the surface of the bevel angle of the blade under the dual resilience force of the first spring and a second spring, a tool bit and the surface of the blade are cleaned under pushing of an output shaft of an air cylinder, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic particles, in particular to a raw material cutting device for producing plastic particles. Background Art

[0002] Plastic particles refer to granules made of plastic, which are widely used in industrial and agricultural fields such as chemistry and prevention. Their materials are generally polyethylene, polystyrene and polypropylene.

[0003] For example, publication number CN215241235U discloses a plastic cutting device for producing plastic particles, including a cutting machine body, a machine unit installed on the top of the cutting machine body, a cutting knife installed on the bottom wall of the machine unit, a moving component connected to the side wall of the machine unit, the moving component including a connecting cylinder, a motor installed on the inner wall of the connecting cylinder, a lead screw rotatably connected to the output end of the motor, a sleeve sleeved on the circumferential wall of the lead screw, an adjustment component arranged below the sleeve, the adjustment component including a U-shaped block, and specifically relates to the technical field of plastic particle production. The plastic cutting device for producing plastic particles is provided with a scraping component, and the angle of the cutting knife can be adjusted by a hinge, so that the molten plastic particle raw materials or those with low hardness adhered to the surface wall of the cutting knife can be scraped off, thereby maintaining the use function of the cutting device and solving the problem of increased manufacturing costs due to the need to replace the blade.

[0004] However, in the prior art, due to the presence of a certain bevel angle of the blade, the conventional scraping assembly cannot clean the plastic particle residues at the bevel angle of the blade, which affects the subsequent cutting effect, thereby limiting the practicality of the device to a certain extent. Utility Model Content

[0005] The utility model aims to solve the problem in the prior art that the blade has a certain bevel angle, and the conventional scraping component cannot clean the plastic particle residue at the bevel angle of the blade, thus affecting the subsequent cutting effect.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a raw material cutting device for plastic particle production, comprising a base plate and a movable frame, the movable frame is rotatably connected with a rotating rod at the axis center, the bottom end of the rotating rod is fixedly connected with a cylinder, the lower surface of the cylinder is fixedly connected with a mounting block, the output shaft of the cylinder is transmission-connected with a blade, and the output shaft of the cylinder extends through the inner cavity of the mounting block, and the lower position of both sides of the mounting block is fixedly connected with an adjusting component, the adjusting component comprises a fixed block, the inner side wall of the fixed block is fixedly connected with a first spring, one end of the first spring is fixedly connected with a movable plate, the side of the movable plate away from the first spring is fixedly connected with a connecting rod, one end of the connecting rod is fixedly connected with a cleaning block, and one end of the connecting rod extends through the inner cavity of the mounting block, and the inner edge of the connecting rod is fixedly connected to the inner side wall of the mounting block through a second spring.

[0007] As a preferred embodiment, four corners of the upper surface of the base plate are fixedly connected with support rods, and the upper surfaces of two adjacent groups of support rods are fixedly connected via a mounting frame.

[0008] As a preferred embodiment, a first connecting frame and a second connecting member are fixedly connected between the two mounting frames, and a guide rod is fixedly connected to the inner cavity of the second connecting member.

[0009] As a preferred embodiment, the outer side wall of the mounting frame is fixedly connected to a first motor, the output shaft of the first motor is drivingly connected to a threaded rod, and the threaded rod passes through the mounting frame and extends to the inner cavity of the first connecting frame.

[0010] As a preferred embodiment, a rotating assembly is fixedly connected to one side of the upper surface of the movable frame, and the rotating assembly includes a second motor, and the output shaft of the second motor is drivingly connected to a bevel gear A.

[0011] As a preferred implementation, a bevel gear B is fixedly connected to the upper surface of the rotating rod, and the bevel gear B and the bevel gear A are meshed with each other.

[0012] As a preferred implementation, one end of the middle portion of the threaded rod is threadedly connected to a movable frame, and the other end of the movable frame slides in the guide rod.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] 1. The utility model arranges an adjustment component to clean and scrape different blade bevels. The output shaft of the cylinder drives the blade to slide in the inner cavity of the mounting block. When the blade moves up or down, it drives the cleaning blocks on both sides to move outward. The cleaning block drives the second spring to be compressed through the connecting rod. At the same time, the connecting rod compresses the first spring through the movable plate. Under the dual rebound force of the first spring and the second spring, the bevel of the cleaning block is closely attached to the surface of the bevel of the blade. The blade head and the surface are cleaned under the push of the cylinder output shaft, thereby improving the practicability of the device.

[0015] 2. The utility model sets a rotating component to adjust the position of the mounting block. The output shaft of the second motor drives the bevel gear B to rotate through the bevel gear A, and the bevel gear B drives the cylinder to rotate through the rotating rod, so that plastic particles with different slopes can be cut, further improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the three-dimensional structure of a raw material cutting device for plastic particle production provided by the utility model;

[0017] Figure 2 A top view schematic diagram of the three-dimensional structure of a raw material cutting device for plastic particle production provided by the utility model;

[0018] Figure 3 A schematic diagram of the structure of an adjustment component of a raw material cutting device for plastic particle production provided by the utility model;

[0019] Figure 4 A raw material cutting device for plastic particle production provided by the utility model Figure 3 A schematic diagram of the structure enlargement in the middle;

[0020] Legend:

[0021] 1. Base plate; 2. Support rod; 3. Mounting frame; 4. First connecting frame; 5. Second connecting piece; 6. First motor; 7. Threaded rod; 8. Movable frame; 9. Guide rod; 10. Second motor; 11. Bevel gear A; 12. Rotating rod; 13. Bevel gear B; 14. Cylinder; 15. Mounting block; 16. Fixed block; 17. Blade; 18. First spring; 19. Movable plate; 20. Connecting rod; 21. Second spring; 22. Cleaning block. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 The utility model provides a technical solution: a raw material cutting device for plastic particle production, comprising a bottom plate 1 and a movable frame 8, a rotating rod 12 is rotatably connected to the axis of the movable frame 8, a cylinder 14 is fixedly connected to the bottom end of the rotating rod 12, a mounting block 15 is fixedly connected to the lower surface of the cylinder 14, a blade 17 is transmission-connected to the output shaft of the cylinder 14, and the output shaft of the cylinder 14 extends through the inner cavity of the mounting block 15, and an adjusting component is fixedly connected to the lower position of both sides of the mounting block 15, and the adjusting component comprises a fixed block 16, a first spring 18 is fixedly connected to the inner side wall of the fixed block 16, a movable plate 19 is fixedly connected to one end of the first spring 18, a connecting rod 20 is fixedly connected to the side of the movable plate 19 away from the first spring 18, a cleaning block 22 is fixedly connected to one end of the connecting rod 20, and the connecting rod 20 is fixedly connected to the cleaning block 22. One end of the connecting rod 20 extends through the inner cavity of the mounting block 15, and the inner edge of the connecting rod 20 is fixedly connected to the inner side wall of the mounting block 15 through the second spring 21. The output shaft of the cylinder 14 drives the blade 17 to slide in the inner cavity of the mounting block 15, and the blade 17 moves up or down while driving the cleaning blocks 22 on both sides to move outward. The cleaning block 22 drives the second spring 21 to be compressed through the connecting rod 20. At the same time, the connecting rod 20 compresses the first spring 18 through the movable plate 19, and under the dual rebound force of the first spring 18 and the second spring 21, the bevel of the cleaning block 22 is closely attached to the bevel surface of the blade 17, and the cutter head and surface of the blade 17 are cleaned under the push of the output shaft of the cylinder 14, so as to clean and scrape different blade bevels, and the cleaning and scraping effect of blades 17 of different sizes is better.

[0024] like Figure 1-4 As shown, the four corners of the upper surface of the base plate 1 are fixedly connected with support rods 2, the upper surfaces of two adjacent groups of support rods 2 are fixedly connected through a mounting frame 3, the first connecting frame 4 and the second connecting member 5 are respectively fixedly connected between the two mounting frames 3, the inner cavity of the second connecting member 5 is fixedly connected with a guide rod 9, the support rods 2 support the mounting frame 3, and the guide rods 9 can provide stable support for the movable frame 8 to ensure the smooth movement of the movable frame 8.

[0025] like Figure 1-4As shown, the outer wall of the mounting frame 3 is fixedly connected with the first motor 6, the output shaft of the first motor 6 is transmission-connected with the threaded rod 7, and the threaded rod 7 passes through the mounting frame 3 and extends to the inner cavity of the first connecting frame 4, one end of the middle part of the threaded rod 7 is threadedly connected with the movable frame 8, and the other end of the movable frame 8 slides in the guide rod 9, the output shaft of the first motor 6 drives the threaded rod 7 to rotate, one end of the movable frame 8 moves horizontally in the threaded rod 7, and the other end of the movable frame 8 slides in the guide rod 9, so as to cut plastic particles of different degrees according to actual needs, which is more convenient in actual use.

[0026] like Figure 1-4 As shown, a rotating assembly is fixedly connected to one side of the upper surface of the movable frame 8, and the rotating assembly includes a second motor 10. The output shaft of the second motor 10 is transmission-connected to a bevel gear A11. The upper surface of the rotating rod 12 is fixedly connected to a bevel gear B13, and the bevel gear B13 and the bevel gear A11 are meshed with each other. The output shaft of the second motor 10 drives the bevel gear B13 to rotate through the bevel gear A11, and the bevel gear B13 drives the cylinder 14 to rotate through the rotating rod 12, so that plastic particles with different inclinations can be cut, and the practicality of the device is further improved.

[0027] Working principle:

[0028] When in use, firstly, plastic particles are placed on the surface of the bottom plate 1, and the output shaft of the first motor 6 drives the threaded rod 7 to rotate, and one end of the movable frame 8 moves horizontally in the threaded rod 7, and the other end of the movable frame 8 slides in the guide rod 9 to ensure the stability of the movable frame 8 when moving, so as to cut the plastic particles into different lengths according to actual needs, and the output shaft of the second motor 10 drives the bevel gear B13 to rotate through the bevel gear A11, and the bevel gear B13 drives the cylinder 14 to rotate through the rotating rod 12, so as to be able to cut plastic particles of different inclinations, and the output shaft of the cylinder 14 drives the blade 17 to move downward to cut the plastic particles;

[0029] During cleaning, since the blade 17 cuts the plastic particles, a certain amount of plastic particle residue will adhere to the blade head and surface of the blade 17, and the output shaft of the cylinder 14 drives the blade 17 to slide in the inner cavity of the mounting block 15, and the blade 17 moves up or down while driving the cleaning blocks 22 on both sides to move outward, and the cleaning blocks 22 drive the second spring 21 to be compressed through the connecting rod 20, and at the same time, the connecting rod 20 compresses the first spring 18 through the movable plate 19, and under the dual rebound force of the first spring 18 and the second spring 21, the bevel of the cleaning block 22 is closely attached to the bevel surface of the blade 17, and the blade head and surface are cleaned under the push of the output shaft of the cylinder 14, so as to clean and scrape different blade bevels, and the actual cleaning effect is better.

[0030] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A raw material cutting device for producing plastic particles, comprising a base plate (1) and a movable frame (8), characterized in that: The movable frame (8) is rotatably connected to a rotating rod (12) at the axis center, the bottom end of the rotating rod (12) is fixedly connected to a cylinder (14), the lower surface of the cylinder (14) is fixedly connected to a mounting block (15), the output shaft of the cylinder (14) is drivingly connected to a blade (17), and the output shaft of the cylinder (14) extends through the inner cavity of the mounting block (15), and the lower positions on both sides of the mounting block (15) are fixedly connected to adjustment components, and the adjustment components include fixed blocks (16), and the fixed blocks (16) are fixedly connected to the inner cavity of the mounting block (15). 6), an inner wall of the mounting block (15) is fixedly connected to a first spring (18), one end of the first spring (18) is fixedly connected to a movable plate (19), a side of the movable plate (19) away from the first spring (18) is fixedly connected to a connecting rod (20), one end of the connecting rod (20) is fixedly connected to a cleaning block (22), and one end of the connecting rod (20) extends through the inner cavity of the mounting block (15), and the inner edge of the connecting rod (20) is fixedly connected to the inner wall of the mounting block (15) through a second spring (21).

2. A raw material cutting device for plastic particle production according to claim 1, characterized in that: The four corners of the upper surface of the base plate (1) are fixedly connected to support rods (2), and the upper surfaces of two adjacent groups of support rods (2) are fixedly connected via a mounting frame (3).

3. A raw material cutting device for producing plastic particles according to claim 2, characterized in that: A first connecting frame (4) and a second connecting member (5) are respectively fixedly connected between the two mounting frames (3), and a guide rod (9) is fixedly connected to the inner cavity of the second connecting member (5).

4. A raw material cutting device for producing plastic particles according to claim 3, characterized in that: The outer wall of the mounting frame (3) is fixedly connected to a first motor (6), the output shaft of the first motor (6) is drivingly connected to a threaded rod (7), and the threaded rod (7) passes through the mounting frame (3) and extends to the inner cavity of the first connecting frame (4).

5. A raw material cutting device for producing plastic particles according to claim 4, characterized in that: A rotating assembly is fixedly connected to one side of the upper surface of the movable frame (8), and the rotating assembly comprises a second motor (10). The output shaft of the second motor (10) is drivingly connected to a bevel gear A (11).

6. A raw material cutting device for producing plastic particles according to claim 1, characterized in that: A bevel gear B (13) is fixedly connected to the upper surface of the rotating rod (12), and the bevel gear B (13) and the bevel gear A (11) are meshed with each other.

7. A raw material cutting device for producing plastic particles according to claim 4, characterized in that: One end of the middle part of the threaded rod (7) is threadedly connected to a movable frame (8), and the other end of the movable frame (8) slides in the guide rod (9).

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