Extruder for molding powder processing

Abstract

The utility model discloses an extruder for molding powder processing, which comprises a working table, a first foot stool arranged at the bottom end of the working table, a roller type conveyor arranged on one side of the working table, a second foot stool arranged at the bottom end of the roller type conveyor, a bearing seat arranged in the center of the top end of the working table, and a case arranged on one side of the top end of the bearing seat. A control panel is mounted at one end of the surface of the case, a reduction gearbox is arranged at the top end of a bearing seat on one side of the case, a first rotary driving part is mounted at the top end of the reduction gearbox, the input end of the first rotary driving part is electrically connected with the output end of a single chip microcomputer in the control panel, and an extruder body is arranged on the outer wall of the side, away from the reduction gearbox, of the case. An extrusion opening is formed in the end, away from the case, of the extruder body, and a spiral roller is rotationally connected into the extruder body. According to the plastic powder extrusion device, the extrusion effect of the extruder on the plastic powder is guaranteed, the extruded plastic powder material can be automatically discharged conveniently, and the purpose of automatically extruding the plastic powder material is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic powder processing, in particular to an extruder for plastic powder processing. Background Technique

[0002] Plastic powder coating is a formulated material based on synthetic resin, with pigments and fillers added, and has the characteristics of low pollution, energy saving, high performance, high efficiency, etc. When producing and processing plastic powder, it needs to be extruded into a corresponding mold for subsequent process treatment, so a corresponding extruder is required.

[0003] An extruder for plastic powder processing with the reference publication number of CN212422114U includes an extruder body. A heating device is provided on the surface of the body of the extruder body. A feeding hopper is provided at the upper end of the extruder body, and a vibration motor is provided at the upper end of the feeding hopper. A first heat insulation layer is fixed on the surface of the heating device, a support block is fixed on the surface of the first heat insulation layer, the other end of the support block is fixed with a second heat insulation layer, and a protective layer is fixed on the surface of the second heat insulation layer. A first chamber is enclosed by the first heat insulation layer and the second heat insulation layer. By setting the first heat insulation layer, the support block, the second heat insulation layer, the protective layer and the first chamber, it can effectively prevent the heating device from directly contacting the external environment and ensure the safety of the operator. By setting the support plate, the connecting rod, the chute, the first through hole, the limiting plate, the push rod, the fixing piece and the spring, it can provide effective support for the vibration motor to ensure its normal use and ensure the long-term stable use of the feeding hopper. According to the above, although this extruder can be well applied to extrude plastic powder, it is usually not convenient to crush the injected plastic powder material, so that some plastic powder is easily in a coagulated state, which in turn affects the extrusion effect of the plastic powder. Moreover, it is not convenient to receive and transport the extruded plastic powder material, and it is difficult to perform automatic blanking treatment on the received material, which often troubles people. Content of the Utility Model

[0004] The purpose of the utility model is to provide an extruder for plastic powder processing to solve the problems put forward in the above background technique that although the extruder can be well applied to extrude plastic powder, it is usually not convenient to crush the injected plastic powder material, so that some plastic powder is easily in a coagulated state, which in turn affects the extrusion effect of the plastic powder. Moreover, it is not convenient to receive and transport the extruded plastic powder material, and it is difficult to perform automatic blanking treatment on the received material.

[0005] To achieve the above object, the utility model provides the following technical solution: An extruder for plastic powder processing, including a workbench, a first footrest is provided at the bottom end of the workbench, a roller conveyor is provided on one side of the workbench, a second footrest is provided at the bottom end of the roller conveyor, a bearing seat is provided at the center position of the top end of the workbench, a machine box is provided on one side of the top end of the bearing seat, a control panel is installed at one end of the surface of the machine box, a speed reducer is provided on the top end of the bearing seat on one side of the machine box, a first rotary drive is installed at the top end of the speed reducer, the input end of the first rotary drive is electrically connected to the output end of the single-chip microcomputer inside the control panel, an extrusion body is provided on the outer wall of the machine box away from the speed reducer, an extrusion port is installed at one end of the extrusion body away from the machine box, a spiral roller is rotatably connected inside the extrusion body, and one end of the spiral roller is connected to one end of the speed reducer through a guide shaft.

[0006] Preferably, heating wires are provided on the inner walls on both sides of the extrusion body, and the input ends of the heating wires are electrically connected to the output end of the single-chip microcomputer inside the control panel. Through the setting of the heating wires, the plastic powder raw material can be heated.

[0007] Preferably, a feeding box is provided on one side of the top end of the extrusion body, and the bottom end of the feeding box is communicated with the top end of the extrusion body. Through the setting of the feeding box, the plastic powder material can be fed.

[0008] Preferably, auxiliary crushing cutter rollers are provided on the inner walls on both sides of the feeding box, and a first crushing roller and a second crushing roller are respectively rotatably installed inside the feeding box between the auxiliary crushing cutter rollers. Through the setting of the first crushing roller and the second crushing roller, the plastic powder material can be crushed.

[0009] Preferably, a driven gear is rotatably connected to the outer wall of the feeding box away from the machine box, and one end of the driven gear is fixedly connected to one end of the second crushing roller through a guide shaft. Through the setting of the driven gear, the second crushing roller can be driven to rotate when the driven gear rotates.

[0010] Preferably, a receiving box is placed on the top end of the roller conveyor, retaining bars are provided above the roller conveyor on both sides of the receiving box, positioning seats are provided at equal intervals on the outer walls of the retaining bars, and the bottom ends of the positioning seats are connected to the top end of the roller conveyor. Through the setting of the retaining bars, the retaining bars during transportation can be limited.

[0011] Preferably, a driving gear is rotatably connected to the outer wall of the feeding box on one side of the driven gear, one end of the driving gear is fixedly connected to one end of the first crushing roller through a guide shaft, and the driving gear meshes with the driven gear. Through the meshing of the driving gear and the driven gear, the driven gear can be driven to rotate when the driving gear rotates.

[0012] Preferably, an L-shaped base is provided on the outer wall of the material injection box below the driving gear. A second rotary driving member is installed on the inner wall of the L-shaped base. One end of the second rotary driving member is fixedly connected to the outer wall of the driving gear. The input end of the second rotary driving member is electrically connected to the output end of the single-chip microcomputer inside the control panel. By turning on the second rotary driving member, the driving gear is driven to rotate.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows: The extruder for plastic powder processing not only ensures the extrusion effect of the plastic powder by the extruder, but also facilitates the automatic feeding of the extruded plastic powder material, and achieves the purpose of automatically extruding the plastic powder material.

[0014] (1) The second rotary driving member drives the driving gear to rotate counterclockwise, so that the driving gear drives the first crushing roller to rotate synchronously, and the driving gear drives the second crushing roller to rotate clockwise through the driven gear. When the plastic powder material is injected into the interior of the material injection box, the first crushing roller and the second crushing roller cooperate with the two groups of auxiliary crushing cutter rollers to crush the plastic powder material, so as to reduce the plastic powder material in a coagulated state, thereby ensuring the extrusion effect of the extruder on the plastic powder.

[0015] (2) The material extruded through the extrusion port falls into the receiving box. When the roller conveyor is driven to operate, the receiving box can be transported. The multiple positioning seats can arrange the stop bars on both sides above the roller conveyor, so that the stop bars limit and protect the receiving box, thereby reducing the phenomenon of displacement generated during the transmission of the receiving box, and thus facilitating the automatic feeding of the extruded plastic powder material.

[0016] (3) The first rotary driving member drives the reduction box to move, so that the reduction box drives the spiral roller to rotate inside the extrusion body through the guide shaft. When the plastic powder material falls into the interior of the extrusion body, the spiral roller can extrude the plastic powder material spirally to the left, and the heating wire heats and dehumidifies the plastic powder material, thereby achieving the purpose of automatically extruding the plastic powder material. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a top three-dimensional structural schematic diagram of the present utility model;

[0018] Figure 2 is a partial cross-sectional structural schematic diagram of the extrusion body of the present utility model;

[0019] Figure 3 is the present utility model Figure 1 The enlarged structural schematic diagram at A in;

[0020] Figure 4 is a top cross-sectional structural schematic diagram of the material injection box of the present utility model.

[0021] In the figure: 1, workbench; 2, bearing seat; 3, first rotary drive; 4, reduction gearbox; 5, chassis; 6, control panel; 7, material injection box; 8, extrusion body; 801, heating wire; 9, extrusion port; 10, roller conveyor; 11, receiving box; 12, spiral roller; 13, positioning seat; 14, retaining bar; 15, second support; 16, first support; 17, first crushing roller; 18, second crushing roller; 19, auxiliary crushing cutter roller; 20, driving gear; 21, driven gear; 22, L-shaped base; 23, second rotary drive. Specific embodiments

[0022] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present invention.

[0023] Please refer to Figures 1-4 , an embodiment provided by the present invention: an extruder for plastic powder processing, including a workbench 1, a first support 16 is provided at the bottom of the workbench 1, a roller conveyor 10 is provided on one side of the workbench 1, a receiving box 11 is placed on the top of the roller conveyor 10, retaining bars 14 are provided above the roller conveyor 10 on both sides of the receiving box 11, and equidistant positioning seats 13 are provided on the outer wall of the retaining bar 14, and the bottom end of the positioning seat 13 is connected to the top end of the roller conveyor 10;

[0024] During use, through the setting of the retaining bar 14, the retaining bar 14 during transportation can be limited.

[0025] A second support 15 is provided at the bottom of the roller conveyor 10, a bearing seat 2 is provided at the center position of the top of the workbench 1, a chassis 5 is provided on one side of the top of the bearing seat 2, a control panel 6 is installed at one end of the surface of the chassis 5, a reduction gearbox 4 is provided at the top of the bearing seat 2 on one side of the chassis 5, a first rotary drive 3 is installed at the top of the reduction gearbox 4, and the input end of the first rotary drive 3 is electrically connected to the output end of the single-chip microcomputer inside the control panel 6. An extrusion body 8 is provided on the outer wall of the chassis 5 away from the reduction gearbox 4, and heating wires 801 are provided on both inner walls of the extrusion body 8, and the input end of the heating wire 801 is electrically connected to the output end of the single-chip microcomputer inside the control panel 6;

[0026] During use, through the setting of the heating wire 801, the plastic powder raw material can be heated.

[0027] A material injection box 7 is provided on one side of the top of the extrusion body 8, and the bottom end of the material injection box 7 is communicated with the top end of the extrusion body 8;

[0028] During use, through the setting of the material injection box 7, the plastic powder material can be injected;

[0029] On the inner walls on both sides of the material injection box 7, auxiliary crushing cutter rolls 19 are provided. Inside the material injection box 7 between the auxiliary crushing cutter rolls 19, a first crushing roll 17 and a second crushing roll 18 are respectively rotatably installed;

[0030] During use, through the setting of the first crushing roll 17 and the second crushing roll 18, the plastic powder material can be crushed;

[0031] On the outer wall of the material injection box 7 away from the machine box 5, a driven gear 21 is rotatably connected. One end of the driven gear 21 is fixedly connected to one end of the second crushing roll 18 through a guide shaft;

[0032] During use, through the setting of the driven gear 21, when the driven gear 21 rotates, it drives the second crushing roll 18 to rotate;

[0033] On the outer wall of the material injection box 7 on one side of the driven gear 21, a driving gear 20 is rotatably connected. One end of the driving gear 20 is fixedly connected to one end of the first crushing roll 17 through a guide shaft. The driving gear 20 and the driven gear 21 are meshed with each other;

[0034] During use, through the mutual meshing of the driving gear 20 and the driven gear 21, when the driving gear 20 rotates, it drives the driven gear 21 to rotate;

[0035] On the outer wall of the material injection box 7 below the driving gear 20, an L-shaped base 22 is provided. Inside the L-shaped base 22, a second rotation driving member 23 is installed. One end of the second rotation driving member 23 is fixedly connected to the outer wall of the driving gear 20. The input end of the second rotation driving member 23 is electrically connected to the output end of the single-chip microcomputer inside the control panel 6;

[0036] During use, by turning on the second rotation driving member 23, the driving gear 20 is driven to rotate;

[0037] At one end of the extrusion body 8 away from the machine box 5, an extrusion port 9 is installed. Inside the extrusion body 8, a spiral roll 12 is rotatably connected. One end of the spiral roll 12 is connected to one end of the reduction box 4 through a guide shaft.

[0038] When the embodiment of the present application is in use, first, the plastic powder material is injected through the opening at the top of the feeding box 7. The second rotation driving member 23 drives the driving gear 20 to rotate counterclockwise, so that the driving gear 20 drives the first crushing roller 17 to rotate synchronously, and the driving gear 20 drives the second crushing roller 18 to rotate clockwise through the driven gear 21. When the plastic powder material is injected into the interior of the feeding box 7, the first crushing roller 17 and the second crushing roller 18 cooperate with the two groups of auxiliary crushing cutter rollers 19 to crush the plastic powder material to reduce the plastic powder material in a coagulated state. Subsequently, the plastic powder material falls into the extrusion body 8 for subsequent extrusion operation of the plastic powder material. Then, the first rotation driving member 3 drives the reduction box 4 to move, so that the reduction box 4 drives the spiral roller 12 to rotate inside the extrusion body 8 through the guide shaft, and the plastic powder material can be spirally extruded to the left by the spiral roller 12, and the plastic powder material is heated and dehumidified by the heating wire 801 to automatically extrude the plastic powder material. Finally, the material extruded through the extrusion port 9 falls into the receiving box 11, and the roller conveyor 10 conveys the receiving box 11 to the left. The multiple positioning seats 13 can arrange the blocking rods 14 on both sides above the roller conveyor 10 to limit and protect the receiving box 11, so as to reduce the phenomenon of displacement generated during the transmission of the receiving box 11, and achieve the purpose of automatically and stably discharging the plastic powder material, thereby completing the use of the extruder.

Claims

1. An extruder for plastic powder processing, characterized in that: The invention comprises a workbench (1), wherein a first footrest (16) is provided at the bottom end of the workbench (1), a roller conveyor (10) is provided on one side of the workbench (1), a second footrest (15) is provided at the bottom end of the roller conveyor (10), a bearing seat (2) is provided at the center position of the top end of the workbench (1), a machine case (5) is provided on one side of the top end of the bearing seat (2), a control panel (6) is installed on one end of the surface of the machine case (5), a reduction box (4) is provided at the top end of the bearing seat (2) on one side of the machine case (5), A first rotating drive member (3) is installed at the top of the reduction box (4), and the input end of the first rotating drive member (3) is electrically connected to the output end of the single chip microcomputer inside the control panel (6). An extruder body (8) is provided on the outer wall of the chassis (5) on the side away from the reduction box (4), and an extrusion port (9) is installed at the end of the extruder body (8) away from the chassis (5). A spiral roller (12) is rotatably connected inside the extruder body (8), and one end of the spiral roller (12) is connected to one end of the reduction box (4) through a guide shaft.

2. The extruder for plastic powder processing according to claim 1, characterized in that: Heating wires (801) are provided on the inner walls of both sides of the extruder body (8), and the input end of the heating wire (801) is electrically connected to the output end of the single chip microcomputer inside the control panel (6).

3. The extruder for plastic powder processing according to claim 1, characterized in that: A material injection box (7) is provided on one side of the top end of the extruder body (8), and the bottom end of the material injection box (7) is connected to the top end of the extruder body (8).

4. The extruder for plastic powder processing according to claim 3, characterized in that: Auxiliary crushing rollers (19) are provided on the inner walls of both sides of the injection box (7), and a first crushing roller (17) and a second crushing roller (18) are rotatably installed inside the injection box (7) between the auxiliary crushing rollers (19).

5. The extruder for plastic powder processing according to claim 4, characterized in that: A driven gear (21) is rotatably connected to the outer wall of the injection box (7) on the side away from the machine box (5), and one end of the driven gear (21) is fixedly connected to one end of the second crushing roller (18) via a guide shaft.

6. The extruder for plastic powder processing according to claim 1, characterized in that: A material receiving box (11) is placed at the top of the roller conveyor (10), and blocking rods (14) are provided above the roller conveyors (10) on both sides of the material receiving box (11). Positioning seats (13) with equal spacing are provided on the outer wall of the blocking rods (14), and the bottom end of the positioning seat (13) is connected to the top of the roller conveyor (10).

7. The extruder for plastic powder processing according to claim 5, characterized in that: A driving gear (20) is rotatably connected to the outer wall of the injection box (7) on one side of the driven gear (21), one end of the driving gear (20) is fixedly connected to one end of the first crushing roller (17) via a guide shaft, and the driving gear (20) and the driven gear (21) are meshed with each other.

8. The extruder for plastic powder processing according to claim 7, characterized in that: An L-shaped base (22) is provided on the outer wall of the injection box (7) below the driving gear (20), and a second rotary drive member (23) is installed on the inner wall of the L-shaped base (22), one end of the second rotary drive member (23) is fixedly connected to the outer wall of the driving gear (20), and the input end of the second rotary drive member (23) is electrically connected to the output end of the single chip microcomputer inside the control panel (6).

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