Cutting device for engineering plastic processing

Abstract

The utility model relates to a cutting device, belongs to the technical field of plastic processing, in particular to a cutting device for engineering plastic processing, which comprises a cutting box, a feeding port is arranged at the top of the cutting box, a support is fixedly connected to the inner wall of the cutting box, and a cutting motor is fixedly connected to the lower surface of the support. The output end of the cutting motor penetrates through the support and is coaxially and fixedly connected with a cutting knife, the inner wall of the cutting box is slidably connected with a separation net, and a separation assembly is arranged in the cutting box and connected with the separation net. According to the utility model, strip-shaped raw materials can be cut more uniformly by utilizing the cutting knife, and meanwhile, the separation net arranged in the cutting box can be used for screening cut particles, so that non-uniform particles can be reserved for secondary cutting processing or recycling, and the problems of non-uniform granulation, high efficiency and the like of the existing granulation equipment are solved. And the granulation effect is not good.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of plastics processing, especially a cutting device for engineering plastics processing. BACKGROUND

[0002] When plastics are processed, the general processing procedure is to extrude the raw material in a molten state into a strip through an extruder, and then cut the strip-shaped raw material, that is, the granulation of plastic particles, and a cutting device is needed in this process.

[0003] In the prior art, a cutting device for engineering plastics processing is disclosed in Chinese Patent No. CN210256817U, which includes a cutting device main body, an inlet is formed in the upper end of the cutting device main body, a V-shaped connecting plate is arranged below the inlet, a second spring is arranged at the lower end of the V-shaped connecting plate, a first spring is fixedly connected to the upper end of the V-shaped connecting plate, discs are arranged on both sides of the V-shaped connecting plate, a first motor is arranged inside the disc, a connecting button is fixedly installed on the outer surface of the disc, a transmission rod is fixedly connected to the outer surface of the connecting button, a first fixed block is fixedly connected to the left end of the first motor, a first baffle is fixedly installed on the first motor, and a second baffle is fixedly installed below the first baffle. The cutting device for engineering plastics processing disclosed in the patent has a filtering, processing, and conveying structure, improves the practicality and convenience of the cutting device, and brings better use prospects.

[0004] However, the patent still has some shortcomings. The patent forms particles by condensing raw materials, but this method can easily cause uneven particle size, which cannot guarantee the granulation effect. Therefore, a cutting device for engineering plastics processing is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] To solve the above technical problems, the utility model provides a cutting device for engineering plastics processing, which can cut the strip-shaped raw material more uniformly by using a cutting knife, and the separation net arranged in the cutting box can screen the cut particles, so that uneven particles can be retained for secondary cutting processing or recycling.

[0006] The technical solution for achieving the purpose of the utility model is as follows: a cutting device for engineering plastics processing, which includes a cutting box, an inlet is arranged on the top of the cutting box, a support is fixedly connected to the inner wall of the cutting box, a cutting motor is fixedly connected to the lower surface of the support, a cutting knife is coaxially fixedly connected to the output end of the cutting motor and penetrates through the support, a separation net is slidably connected to the inner wall of the cutting box, a separation assembly is arranged in the cutting box, and the separation assembly is connected to the separation net.

[0007] In some embodiments, the inlet is detachably connected with the cutting box, the cutting knife is composed of two groups of position-crossing blades, the inner wall of the cutting box is fixedly connected with a blocking plate, the blocking plate is located at the front side of the cutting knife, and the front side of the cutting box is provided with a box door.

[0008] In some embodiments, one side of the cutting box is provided with a sliding groove, one side of the separation net is fixedly connected with a sliding block, the sliding block is in sliding connection with the inner wall of the sliding groove, and one side of the sliding block is rotationally connected with a connecting rod.

[0009] In some embodiments, one side of the connecting rod is rotationally connected with a driving disc, the driving disc is eccentrically connected with the connecting rod, one side of the cutting box is fixedly connected with a mounting bin, one side of the mounting bin is fixedly connected with a separation motor, and the output end of the separation motor penetrates into the mounting bin and is fixedly connected with the driving disc in a same shaft.

[0010] In some embodiments, the front side of the cutting box is provided with a discharge port, the inner wall of the cutting box is fixedly connected with a discharge inclined plate, the discharge inclined plate is located below the separation net, and the discharge inclined plate extends to the outside of the discharge port.

[0011] Compared with the prior art, the utility model has the following remarkable advantages:

[0012] The utility model discloses a separation assembly is set up, starts separation motor when using, and separation motor drives driving disc rotation, and driving disc rotation makes connecting rod rotate, and connecting rod drives sliding block reciprocating motion left and right, thereby with separation net whole reciprocating motion left and right, and the screening effect is caused to the plastic particle falling on separation net, and after screening, the particle of the size of the mesh of the load separation net will fall on the discharge inclined plate and be collected by staff, and the particle that cannot fall will remain on separation net, after cutting all raw materials, the user can open the box door, unload the inlet, take out the residual big particle on separation net, and the recycling or secondary cutting is carried out, so as to guarantee the effect of cutting and granulating and reduce the waste of raw material resources.

[0013] The utility model discloses a separation assembly is set up, starts separation motor when using, and separation motor drives driving disc rotation, and driving disc rotation makes connecting rod rotate, and connecting rod drives sliding block reciprocating motion left and right, thereby with separation net whole reciprocating motion left and right, and the screening effect is caused to the plastic particle falling on separation net, and after screening, the particle of the size of the mesh of the load separation net will fall on the discharge inclined plate and be collected by staff, and the particle that cannot fall will remain on separation net, after cutting all raw materials, the user can open the box door, unload the inlet, take out the residual big particle on separation net, and the recycling or secondary cutting is carried out, so as to guarantee the effect of cutting and granulating and reduce the waste of raw material resources. ACCURATE DRAWINGS

[0014] The utility model makes further explanation as follows by combining with the drawings and examples:

[0015] Figure 1 It is the front view structure schematic diagram provided in an embodiment of the utility model;

[0016] Figure 2 It is the cutting box inside (sectional view) structure schematic diagram provided in an embodiment of the utility model;

[0017] Figure 3 is a partial separation assembly (explosion) structure schematic diagram provided by the utility model in an embodiment;

[0018] Figure 4 is a separation net connecting structure (sectional view) schematic diagram provided by the utility model in an embodiment.

[0019] Mark explanation:

[0020] 1, cutting box; 2, feed inlet; 3, support; 4, cutting motor; 5, cutting knife; 6, separation net; 7, separation assembly; 701, sliding block; 702, connecting rod; 703, driving disc; 704, mounting bin; 705, separation motor; 8, baffle; 9, box door; 10, discharge inclined plate. Specific implementation

[0021] The utility model will be explained in detail below, and the technical scheme in the embodiment of the utility model is clearly and completely described. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0022] The utility model improves a kind of cutting device for engineering plastics processing provided herein, and the technical scheme of the utility model is:

[0023] As shown in Figure 1 A kind of cutting device for engineering plastics processing, including cutting box 1, the top of cutting box 1 is provided with feed inlet 2, the inside of feed inlet 2 is polymerization, can let strip raw material better with cutting knife 5 contact, the inner wall of cutting box 1 is fixedly connected with support 3, support 3 is cross-shaped, effectively area of cutting knife 5 cutting is increased as far as possible, the lower surface of support 3 is fixedly connected with cutting motor 4, the output end of cutting motor 4 penetrates support 3 and is coaxially fixedly connected with cutting knife 5, the inner wall of cutting box 1 is slidably connected with separation net 6, separation assembly 7 is provided in cutting box 1, separation assembly 7 is connected with separation net 6.

[0024] As shown in Figure 2 In an embodiment, feed inlet 2 is detachably connected with cutting box 1, can be directly disassembled when cleaning in cutting box 1 later period, facilitate cleaning, cutting knife 5 is composed of two groups of position intersecting blades, the initial position of blade is different, can guarantee the efficiency of cutting and the effect of cutting, the inner wall of cutting box 1 is fixedly connected with baffle 8, baffle 8 is located in the front side position of cutting knife 5, baffle 8 can prevent cutting particle from flying out of separation net 6 range, the front side of cutting box 1 is provided with box door 9, and box door 9 is hingedly connected with cutting box 1.

[0025] As Figure 3 And Figure 4 As shown in the drawings, in an embodiment, a sliding groove is arranged on one side of the cutting box 1, a sliding block 701 is fixedly connected to one side of the separating screen 6, when the separating screen 6 is in the middle, the initial position of the sliding block 701 is located in the middle section of the sliding groove, the two sides of the cutting box 1 are also adapted in shape for the separating screen 6, the sliding block 701 is in sliding connection with the inner wall of the sliding groove, a connecting rod 702 is rotatably connected to one side of the sliding block 701, and the initial position of the connecting rod 702 is located at the middle end of the sliding block 701.

[0026] In an embodiment, a driving disc 703 is rotatably connected to one side of the connecting rod 702, the driving disc 703 is eccentrically connected with the connecting rod 702, when the driving disc 703 rotates, one end of the connecting rod 702 located on the driving disc 703 will make a circular motion around the center of the driving disc 703, an installation bin 704 is fixedly connected to one side of the cutting box 1, a separating motor 705 is fixedly connected to one side of the installation bin 704, and the output end of the separating motor 705 penetrates into the installation bin 704 and is fixed coaxially with the driving disc 703.

[0027] In an embodiment, a discharge port is arranged on the front side of the cutting box 1, a discharge inclined plate 10 is fixedly connected to the inner wall of the cutting box 1, the discharge inclined plate 10 is located below the separating screen 6, the discharge inclined plate 10 extends to the outside of the discharge port, and the qualified particles will directly fall from the inclined plate for collection.

[0028] The specific working method is: when the cutting device for engineering plastic processing is used, first, the plastic particle raw materials in strip shape are put into from the feeding port 2, the cutting motor 4 is started, the cutting motor 4 drives the cutting knife 5 to rotate, the put-in raw materials can be cut, the preliminarily cut plastic particles fall onto the separating screen 6, at this time, the separating motor 705 is started, the separating motor 705 drives the driving disc 703 to rotate, the driving disc 703 rotates to drive the connecting rod 702 to reciprocate left and right, thereby driving the separating screen 6 to reciprocate left and right, so as to have a screening effect on the plastic particles falling on the separating screen 6, after screening, the particles with a size equal to the mesh size of the separating screen 6 fall onto the discharge inclined plate 10 and are collected by the staff, and the particles that cannot fall remain on the separating screen 6, after the cutting of all the raw materials is completed, the user can open the box door 9, remove the feeding port 2, take out the residual large particles on the separating screen 6, and recycle or secondarily cut, so as to ensure the cutting and granulating effect and reduce the waste of raw material resources.

[0029] The technical means disclosed in the utility model scheme is not limited to the technical means disclosed in the above technical means, and also includes technical solutions composed of equivalent replacement of the above technical features. The unfinished matters of the utility model belong to the common knowledge of those skilled in the art.

Claims

1. A cutting device for engineering plastic processing, comprising a cutting box (1), characterized in that: The top of the cutting box (1) is provided with a feeding port (2), the inner wall of the cutting box (1) is fixedly connected with a support (3), the lower surface of the support (3) is fixedly connected with a cutting motor (4), the output end of the cutting motor (4) penetrates through the support (3) and is coaxially fixedly connected with a cutting knife (5), the inner wall of the cutting box (1) is slidingly connected with a separation net (6), the cutting box (1) is provided with a separation assembly (7), and the separation assembly (7) is connected with the separation net (6).

2. A cutting device for processing engineering plastics according to claim 1, characterized in that: The feeding port (2) is detachably connected with the cutting box (1), the cutting knife (5) is composed of two groups of position-crossing blades, the inner wall of the cutting box (1) is fixedly connected with a baffle (8), the baffle (8) is located at the front side of the cutting knife (5), and the front side of the cutting box (1) is provided with a box door (9).

3. The cutting device for engineering plastic processing according to claim 1, characterized in that: The cutting box (1) is provided with a sliding groove on one side, the separation net (6) is fixedly connected with a sliding block (701) on one side, the sliding block (701) is slidingly connected with the inner wall of the sliding groove, and the sliding block (701) is rotatably connected with a connecting rod (702) on one side.

4. The cutting device for processing engineering plastics according to claim 3, characterized in that: The connecting rod (702) is rotatably connected with a driving disc (703) on one side, the driving disc (703) is eccentrically connected with the connecting rod (702), one side of the cutting box (1) is fixedly connected with a mounting bin (704), the mounting bin (704) is fixedly connected with a separation motor (705) on one side, and the output end of the separation motor (705) penetrates into the mounting bin (704) and is coaxially fixed with the driving disc (703).

5. The cutting device for processing engineering plastics according to claim 1, characterized in that: The front side of the cutting box (1) is provided with a discharge port, the inner wall of the cutting box (1) is fixedly connected with a discharge inclined plate (10), the discharge inclined plate (10) is located below the separation net (6), and the discharge inclined plate (10) extends to the outside of the discharge port.

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