CN214448373U

CN214448373U - Feeding anti-blocking device of double-screw extruder

Info

Publication number: CN214448373U
Application number: CN202120509610.XU
Authority: CN
Inventors: 张伟
Original assignee: Baoding Sanjun Liantong Plastic Co ltd
Current assignee: Baoding Sanjun Liantong Plastic Co ltd
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2021-10-22
Anticipated expiration: 2031-03-10

Abstract

The utility model discloses a double screw extruder's feeding anti-clogging device, comprising a frame body, including a motor, an end cap, a controller, and a cover plate, rotation axis and rotating blade, rotating blade cover is located on the rotation axis, the rotation axis sets up on the motor, the motor sets up on the support body, the rear end of support body is provided with strutting arrangement, the front end of support body is provided with the cylinder, the front end of cylinder is provided with the feed inlet, the cylinder all is provided with the extruder body with the lower extreme of support body, strutting arrangement includes first backup pad and second backup pad, the lower extreme of second backup pad sets up on the extruder body, the upper end of second backup pad sets up on first backup pad, the side of first backup pad sets up on the support body. The utility model adopts the above device a double screw extruder's feeding anti-clogging device need not artifical mediation feed inlet, simple structure, and work efficiency is high.

Description

Feeding anti-blocking device of double-screw extruder

Technical Field

The utility model belongs to the technical field of double screw extruder technique and specifically relates to a double screw extruder's feeding anti-clogging device is related to.

Background

The double-screw extruder is developed on the basis of a single-screw extruder, and has the characteristics of good feeding performance, mixing and plasticizing performance, exhaust performance, extrusion stability and the like, so that the double-screw extruder is widely applied to molding and processing of extruded products at present.

The double-screw extruder among the prior art appears the condition of jam easily when the feeding, needs artifical mediation, wastes time and energy, and work efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a double screw extruder's feeding anti-clogging device need not artifical mediation feed inlet, simple structure, and work efficiency is high.

In order to achieve the purpose, the utility model provides a feeding anti-blocking device of a double-screw extruder, which comprises a frame body, a motor, a rotating shaft and rotating blades, wherein the rotating blades are sleeved on the rotating shaft, the rotating shaft is arranged on the motor, the motor is arranged on the frame body, the rear end of the frame body is provided with a supporting device, the front end of the frame body is provided with a cylinder, the front end of the cylinder is provided with a feeding hole, and the feeding hole, the cylinder and the lower end of the frame body are all provided with an extruder body;

the support device comprises a first support plate and a second support plate, the lower end of the second support plate is arranged on the extruder body, the upper end of the second support plate is arranged on the first support plate, and the side end of the first support plate is arranged on the frame body.

Preferably, the rack body is of an L-shaped structure.

Preferably, a plurality of bumps are arranged on the first supporting plate, and the height of the first supporting plate is higher than that of the frame body.

Preferably, be provided with a plurality of recesses in the second backup pad, the bottom of recess is provided with the fixed plate, the upper end of fixed plate is provided with the spring, the upper end of spring is provided with outside bellied buffering lid, the both sides end of buffering lid all set up in on the recess, the buffering lid is the rubber material, the second backup pad with first backup pad is through the round pin hub connection.

Preferably, be provided with first installation piece on the cylinder, the upper end of first installation piece is provided with first connecting rod, the upper end of first connecting rod articulates there is the second connecting rod, the upper end of second connecting rod is provided with second installation piece, second installation piece set up in on the support body.

Preferably, a first bevel gear is arranged on the motor, a second bevel gear is arranged on the first bevel gear, and the second bevel gear is sleeved on the rotating shaft.

Therefore, the utility model adopts the above device a double screw extruder's feeding anti-clogging device need not artifical mediation feed inlet, simple structure, and work efficiency is high.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

FIG. 1 is a schematic structural view of an embodiment of a device for preventing the blockage of the feeding material of a twin-screw extruder according to the present invention;

FIG. 2 is a schematic view of the inside of a groove of an embodiment of a device for preventing the clogging of the feed of a twin-screw extruder according to the present invention;

FIG. 3 is a schematic view A of an embodiment of the feeding anti-clogging device of the twin-screw extruder of the present invention;

wherein 1, a frame body; 2. a motor; 3. a rotating shaft; 4. a rotating blade; 5. a cylinder; 6. a feed inlet; 7. an extruder body; 8. a first support plate; 9. a second support plate; 10. a first bevel gear; 11. a second bevel gear; 12. a first mounting block; 13. a first link; 14. a second link; 15. a bump; 16. a groove; 17. a fixing plate; 18. a spring; 19. a buffer cover; 20. and (7) a pin shaft.

Detailed Description

The technical solution of the present invention is further explained by the accompanying drawings and examples.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Examples

Referring to fig. 1-3, the utility model provides a double screw extruder's feeding anti-clogging device, including support body 1, motor 2, rotation axis 3 and rotating vane 4, rotating vane 4 cover is located on rotation axis 3, and rotation axis 3 sets up on motor 2, and motor 2 sets up on support body 1, and support body 1's rear end is provided with strutting arrangement, and support body 1's front end is provided with cylinder 5, and cylinder 5's front end is provided with feed inlet 6, and feed inlet 6, cylinder 5 all are provided with extruder body 7 with support body 1's lower extreme. The supporting device comprises a first supporting plate 8 and a second supporting plate 9, the lower end of the second supporting plate 9 is arranged on the extruder body 7, the upper end of the second supporting plate 9 is arranged on the first supporting plate 8, the side end of the first supporting plate 8 is arranged on the frame body 1, a first bevel gear 10 is arranged on the motor 2, a second bevel gear 11 is arranged on the first bevel gear 10, the second bevel gear 11 is sleeved on the rotating shaft 3, the gear transmission operation is stable, and the control is convenient. When the feed port 6 is blocked, the motor 2 is started, the motor 2 drives the first bevel gear 10 to rotate, the first bevel gear 10 drives the second bevel gear 11 to rotate, the second bevel gear 11 drives the rotating shaft 3 to rotate, and the rotating shaft 3 drives the rotating blades 4 to rotate to stir the blocked materials, so that the feed port 6 is dredged. This example compares in the stirring apparatus that relapses among the other technologies can not remain the material on rotating blade 4 when mediation feed inlet 6, practices thrift the material, and the practicality is high.

Be provided with first installation piece 12 on the cylinder 5, the upper end of first installation piece 12 is provided with first connecting rod 13, the upper end of first connecting rod 13 articulates there is second connecting rod 14, the upper end of second connecting rod 14 is provided with second installation piece, second installation piece sets up on support body 1, during the motion of cylinder 5, cylinder 5 drives first connecting rod 13 motion, first connecting rod 13 drives second connecting rod 14 motion, second connecting rod 14 can drive support body 1 and empty to the rear end, take out feed inlet 6 with rotation axis 3, increase the space of feeding.

Support body 1 is L type structure, and easy to assemble motor 2 and rotation axis 3 increase installation intensity. Be provided with a plurality of lugs 15 on first backup pad 8, first backup pad 8 highly is higher than the height of support body 1, when upwards overturning support body 1, can manually push and pull first backup pad 8, with support body 1 push-off, also can pull up support body 1 through cylinder 5, and both types are all can. The second supporting plate 9 is provided with a plurality of grooves 16, the bottom ends of the grooves 16 are provided with fixing plates 17, the upper ends of the fixing plates 17 are provided with springs 18, the springs 18 have a buffering effect, impact is reduced, and meanwhile the upward force of the first supporting plate 8 can be increased when the first supporting plate is turned upwards. The upper end of spring 18 is provided with outside bellied buffering lid 19, reduces the impact force to second backup pad 9 when first backup pad 8 pushes down, and the both sides end of buffering lid 19 all sets up on recess 16, and buffering lid 19 is the rubber material, prevents to wear and tear first backup pad 8, and second backup pad 9 is connected through round pin axle 20 with first backup pad 8. When support body 1 emptys backward, support body 1 drives first backup pad 8 and reverses to second backup pad 9 backward, simultaneously lug 15 push down buffering lid 19 and spring 18 until enter into recess 16 in fixed can, if need dredge feed inlet 6 once more, then through opening cylinder 5, cylinder 5 upwards overturns support body 1, makes rotation axis 3 playback, rotates rotation axis 3 and rotating vane 4 through motor 2 again, does the mediation work.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that: the technical solution of the present invention can still be modified or replaced by other equivalent means, and the modified technical solution can not be separated from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a double screw extruder's feeding anti-clogging device which characterized in that:

the extruder comprises a frame body, a motor, a rotating shaft and rotating blades, wherein the rotating blades are sleeved on the rotating shaft, the rotating shaft is arranged on the motor, the motor is arranged on the frame body, a supporting device is arranged at the rear end of the frame body, an air cylinder is arranged at the front end of the frame body, a feeding hole is formed in the front end of the air cylinder, and extruder bodies are arranged at the lower ends of the feeding hole, the air cylinder and the frame body;

2. The feeding anti-blocking device of the twin-screw extruder in claim 1, which is characterized in that: the support body is L type structure.

3. The feeding anti-blocking device of the twin-screw extruder in claim 2, which is characterized in that: the first supporting plate is provided with a plurality of convex blocks, and the height of the first supporting plate is higher than that of the frame body.

4. The feeding anti-blocking device of the twin-screw extruder in claim 3, wherein: the improved buffer structure is characterized in that a plurality of grooves are formed in the second supporting plate, a fixing plate is arranged at the bottom end of each groove, a spring is arranged at the upper end of each fixing plate, a buffer cover protruding outwards is arranged at the upper end of each spring, two side ends of each buffer cover are arranged on the corresponding groove, each buffer cover is made of rubber, and the second supporting plate is connected with the first supporting plate through a pin shaft.

5. The feeding anti-blocking device of the twin-screw extruder in claim 1, which is characterized in that: the air cylinder is provided with a first installation block, the upper end of the first installation block is provided with a first connecting rod, the upper end of the first connecting rod is hinged with a second connecting rod, the upper end of the second connecting rod is provided with a second installation block, and the second installation block is arranged on the frame body.

6. The feeding anti-blocking device of the twin-screw extruder in claim 1, which is characterized in that: the motor is provided with a first bevel gear, the first bevel gear is provided with a second bevel gear, and the second bevel gear is sleeved on the rotating shaft.