CN221834926U - Plastic extruder with efficient anti-blocking function - Google Patents

Abstract

The utility model discloses a plastic extruder with an efficient anti-blocking function, which comprises an extruder body, wherein the top of the extruder body is communicated with a feeding pipe, the left side of the feeding pipe is fixedly connected with a protective box, the inner cavity of the protective box is fixedly connected with a servo motor, the output shaft of the servo motor is fixedly connected with a cam, and the inner cavity of the protective box is provided with a machine box. According to the utility model, through the cooperation of the servo motor, the cam, the case, the driving motor, the transmission mechanism, the rotating shaft, the crushing rod, the filter screen and the feed returning box, the output shaft of the servo motor drives the cam to rotate, the cam drives the case to move, the output shaft of the driving motor drives the crushing rod to rotate through the transmission mechanism and the rotating shaft, the filter screen intercepts materials, and the materials which do not meet the standard enter the feed pipe again through the feed returning box to be crushed for the second time, so that the efficient anti-blocking effect is achieved, and the problem that the conventional device does not have the efficient anti-blocking function is solved.

Description

A plastic extruder with high-efficiency anti-clogging function

Technical Field

The utility model relates to the technical field of extruders, in particular to a plastic extruder with a high-efficiency anti-blocking function.

Background Art

Plastic extruder is a common plastic production equipment with a simple structure. It is suitable for soft polyvinyl chloride, polystyrene, ABS and other profiles. It can process a variety of plastic products, such as film blowing, tube extrusion, pressing plates and belt pulling, etc. It can also be used for melt granulation. Its working principle is: the screw rotates in the barrel, and the material is continuously pushed and compacted. Under the action of strong shear, friction and external heater, it gradually melts and exits the machine at a certain pressure and flow rate. However, the existing plastic extruder does not have an anti-blocking function. When there are impurities in the plastic, it is easy to cause the feed port to be blocked, thereby reducing production efficiency.

Utility Model Content

The utility model aims to provide a plastic extruder with a high-efficiency anti-blocking function, which has the advantage of a high-efficiency anti-blocking function and solves the problem that the existing device does not have a high-efficiency anti-blocking function.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a plastic extruder with high-efficiency anti-blocking function, comprising an extruder body, the top of the extruder body is connected to a feed pipe, the left side of the feed pipe is fixedly connected to a protective box, the inner cavity of the protective box is fixedly connected to a servo motor, the output shaft of the servo motor is fixedly connected to a cam, the inner cavity of the protective box is provided with a chassis, the inner cavity of the chassis is fixedly connected to a drive motor, the surface of the output shaft of the drive motor is provided with a transmission mechanism, the transmission mechanism comprises an active bevel gear and a driven bevel gear, the axis of the driven bevel gear is fixedly connected to a rotating shaft, the surface of the rotating shaft is fixedly connected to a crushing rod, the inner cavity of the feed pipe is provided with a filter screen, and the right side of the feed pipe is provided with a return box.

Preferably, the top and the bottom of the chassis are both fixedly connected to a limiting block, the other side of the limiting block is slidably connected to a limiting slot, and the inner cavity of the limiting slot is fixedly connected to a return spring.

Preferably, the filter screen is inclined at a certain angle to the horizontal plane, and the inclination angle is between thirty and fifty degrees.

Preferably, a rotating motor is fixedly connected to the bottom of the return box, and a conveying roller is fixedly connected to the output shaft of the rotating motor.

Preferably, the inner cavity of the feed pipe is provided with a return port, and the inner cavity of the return port is movably connected with a baffle.

Preferably, a control panel is provided on the front of the protective box, and a feeding funnel is provided on the top of the feeding pipe.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. The utility model cooperates with a servo motor, a cam, a chassis, a drive motor, a transmission mechanism, a rotating shaft, a crushing rod, a filter screen and a return box. The output shaft of the servo motor drives the cam to rotate, and the cam drives the chassis to move. The output shaft of the drive motor drives the crushing rod to rotate through the transmission mechanism and the rotating shaft, and the filter screen intercepts the material. The material that does not meet the standards enters the feed pipe again through the return box for secondary crushing, thereby achieving the effect of efficient anti-blocking, and solving the problem that the existing device does not have the efficient anti-blocking function.

2. The utility model facilitates resetting of the limit block by cooperating with the limit block, the limit groove and the reset spring, and facilitates guiding of the material by designing the filter screen to be inclined at a certain angle to the horizontal plane. The output shaft of the rotating motor drives the conveying roller to rotate by cooperating with the conveying roller, so as to facilitate conveying of materials.

BRIEF DESCRIPTION OF THE DRAWINGS

Fig. 1 is a schematic diagram of the structure of the utility model;

FIG2 is a partial enlarged view of point A in FIG1 of the present utility model;

FIG3 is a front cross-sectional view of the protective box structure of the utility model.

In the figure: 1. Extruder body; 2. Feed pipe; 3. Protection box; 4. Servo motor; 5. Cam; 6. Chassis; 7. Drive motor; 8. Transmission mechanism; 81. Active bevel gear; 82. Driven bevel gear; 9. Rotating shaft; 10. Crushing rod; 11. Filter screen; 12. Return box; 13. Limit block; 14. Limit groove; 15. Reset spring; 16. Rotating motor; 17. Conveyor roller; 18. Return port; 19. Baffle; 20. Control panel; 21. Feeding hopper.

DETAILED DESCRIPTION

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.

Please refer to Figures 1-3, a plastic extruder with high-efficiency anti-blocking function, including an extruder body 1, a feed pipe 2 is connected to the top of the extruder body 1, a return port 18 is provided in the inner cavity of the feed port 18, a baffle 19 is movably connected to the inner cavity of the return port 18, through the cooperation of the limit block 13, the limit groove 14 and the reset spring 15, the limit block 13 is reset by the reset spring 15, the filter screen 11 is designed to be inclined at a certain angle to the horizontal plane, so as to facilitate the guidance of the material, and through the cooperation of the rotating motor 16 and the conveying roller 17, the rotating motor The output shaft of 16 drives the conveying roller 17 to rotate, which is convenient for conveying materials. The left side of the feed pipe 2 is fixedly connected with a protective box 3, and a control panel 20 is arranged on the front of the protective box 3. A feeding funnel 21 is arranged on the top of the feed pipe 2. The inner cavity of the protective box 3 is fixedly connected with a servo motor 4, and the output shaft of the servo motor 4 is fixedly connected with a cam 5. The inner cavity of the protective box 3 is provided with a chassis 6, and the top and bottom of the chassis 6 are fixedly connected with a limiting block 13, and the other side of the limiting block 13 is slidably connected with a limiting groove 14, and the inner cavity of the limiting groove 14 is fixedly connected with a reset spring 15, and the inner cavity of the chassis 6 is fixed. A driving motor 7 is connected, and a transmission mechanism 8 is arranged on the surface of the output shaft of the driving motor 7. The transmission mechanism 8 includes an active bevel gear 81 and a driven bevel gear 82. A rotating shaft 9 is fixedly connected to the axis of the driven bevel gear 82, and a crushing rod 10 is fixedly connected to the surface of the rotating shaft 9. A filter screen 11 is arranged in the inner cavity of the feed pipe 2, and the filter screen 11 is inclined at a certain angle to the horizontal plane, and the inclination angle is between thirty and fifty degrees. A return box 12 is arranged on the right side of the feed pipe 2, and a rotating motor 16 is fixedly connected to the bottom of the return box 12, and a conveying roller is fixedly connected to the output shaft of the rotating motor 16 17. Through the cooperation of the servo motor 4, the cam 5, the chassis 6, the drive motor 7, the transmission mechanism 8, the rotating shaft 9, the crushing rod 10, the filter screen 11 and the return box 12, the output shaft of the servo motor 4 drives the cam 5 to rotate, the cam 5 drives the chassis 6 to move, the output shaft of the drive motor 7 drives the crushing rod 10 to rotate through the transmission mechanism 8 and the rotating shaft 9, the filter screen 11 intercepts the material, and the material that does not meet the standards enters the feed pipe 2 again through the return box 12 for secondary crushing, thereby achieving the effect of efficient anti-blocking, solving the problem that the existing device does not have the efficient anti-blocking function.

When in use, the output shaft of the servo motor 4 drives the cam 5 to rotate, the cam 5 drives the chassis 6 to move, and the output shaft of the drive motor 7 drives the crushing rod 10 to rotate through the transmission mechanism 8 and the rotating shaft 9. The filter screen 11 intercepts the material, and the material that does not meet the standards enters the feed pipe 2 again through the return box 12 for secondary crushing, thereby achieving an efficient anti-blocking effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a plastics extruder with high-efficient anti-blocking function, includes extruder body (1), its characterized in that: the utility model discloses a feeding mechanism for extruder, including extruder body (1), feed pipe (2) are connected with at the top of extruder body (1), left side fixedly connected with protective housing (3) of feed pipe (2), the inner chamber fixedly connected with servo motor (4) of protective housing (3), the output shaft fixedly connected with cam (5) of servo motor (4), the inner chamber of protective housing (3) is provided with machine case (6), the inner chamber fixedly connected with driving motor (7) of machine case (6), the surface of driving motor (7) output shaft is provided with drive mechanism (8), drive mechanism (8) include initiative bevel gear (81) and driven bevel gear (82), the axle center department fixedly connected with pivot (9) of driven bevel gear (82), the surface fixedly connected with crushing rod (10) of pivot (9), the inner chamber of feed pipe (2) is provided with filter screen (11), the right side of feed pipe (2) is provided with feed back case (12).

2. The plastic extruder with efficient anti-blocking function according to claim 1, wherein: the top and the bottom of machine case (6) are all fixedly connected with stopper (13), the opposite side sliding connection of stopper (13) has spacing groove (14), the inner chamber fixedly connected with reset spring (15) of spacing groove (14).

3. The plastic extruder with efficient anti-blocking function according to claim 1, wherein: the filter screen (11) is inclined at an angle with the horizontal plane, and the inclination angle is between thirty and fifty degrees.

4. The plastic extruder with efficient anti-blocking function according to claim 1, wherein: the bottom of the feed back box (12) is fixedly connected with a rotary motor (16), and an output shaft of the rotary motor (16) is fixedly connected with a conveying roller (17).

5. The plastic extruder with efficient anti-blocking function according to claim 1, wherein: the inner cavity of the feeding pipe (2) is provided with a feed back opening (18), and the inner cavity of the feed back opening (18) is movably connected with a baffle plate (19).

6. The plastic extruder with efficient anti-blocking function according to claim 1, wherein: the front of the protective box (3) is provided with a control panel (20), and the top of the feeding pipe (2) is provided with a discharging funnel (21).