CN215434916U

CN215434916U - Novel double-screw extruder

Info

Publication number: CN215434916U
Application number: CN202120445530.2U
Authority: CN
Inventors: 郭洪乔; 邹磊
Original assignee: Qingdao Shuotai Plastic Products Co ltd
Current assignee: Qingdao Shuotai Plastic Products Co ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2022-01-07
Anticipated expiration: 2031-03-02

Abstract

The utility model discloses a novel double-screw extruder which comprises a base and a barrel body arranged at the top of the base, wherein a driving motor is arranged at the middle position of one side of the base, a driving wheel is arranged on the outer wall of an output shaft of the driving motor, a feeding pipeline is arranged at one side of the top of the barrel body, feeding holes are formed in two sides of the top of the feeding pipeline, a material guiding roller shaft is arranged at the middle position inside the feeding pipeline, and material guiding blades are arranged on the outer wall of the material guiding roller shaft. When the material guide device is used, the material guide blades on the outer wall of the material guide roll shaft can be driven to guide materials by opening the driving motor, so that smoothness of use of a feeding pipeline and material descending speed can be guaranteed, working efficiency of use of the device is guaranteed, influence of vibration on use of the driving motor can be avoided by arranging the driving motor, the shock absorption pad and the shock absorption assembly, and stability of the driving motor in the use process can be guaranteed.

Description

Novel double-screw extruder

Technical Field

The utility model relates to the technical field of extruders, in particular to a novel double-screw extruder.

Background

The screw extruder depends on pressure and shearing force generated by screw rotation, can fully plasticize and uniformly mix materials, and then realizes the production of particles through the die forming, wherein the extruder can be divided into a double-screw extruder, a single-screw extruder, a multi-screw extruder and a non-screw extruder, and the double-screw extruder 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 more widely applied.

The defects of the prior art are as follows: the inside guide work that realizes the material through setting up single guide plate of twin-screw extruder charge-in pipeline at present stage, and then lead to the inside material rate of decline of charge-in pipeline slower to lead to the material to jam in the gathering of charge-in pipeline bottom easily, thereby influence the work efficiency of device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel double-screw extruder, which solves the problems that the material is guided by arranging a single guide plate in a feeding pipeline of the double-screw extruder at the present stage, so that the material in the feeding pipeline is reduced at a low speed, the material is easy to gather and block at the bottom of the feeding pipeline, and the working efficiency of the device is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel double-screw extruder comprises a base and a barrel arranged at the top of the base, wherein a driving motor is arranged at the middle position of one side of the base, a driving wheel is arranged on the outer wall of an output shaft of the driving motor, a feeding pipeline is arranged at one side of the top of the barrel, feed inlets are formed in two sides of the top of the feeding pipeline, a guide roller shaft is arranged at the middle position inside the feeding pipeline, guide blades are arranged on the outer wall of the guide roller shaft, a rotating shaft is connected to the top of the guide roller shaft, the top of the rotating shaft is connected with the inner wall of the top of the feeding pipeline through a bearing, a first bevel gear is arranged on the outer wall of the bottom of the rotating shaft, a second bevel gear is meshed and connected to one side of the first bevel gear, a driving shaft is arranged at the middle position of the second bevel gear, one end of the driving shaft penetrates through the outer wall of one side of the feeding pipeline, and a first synchronizing wheel is arranged on the outer wall of the driving shaft, which is far away from the feeding pipeline, the inside roller of extruding that is provided with of barrel, just barrel one side outer wall is provided with gear motor, gear motor is close to barrel one side and is provided with the connector, gear motor one side through the connector with extrude the roller transmission and connect, just gear motor keeps away from barrel one side and is provided with the connecting axle, connecting axle one side outer wall is provided with from the driving wheel, connecting axle opposite side outer wall is provided with the second synchronizing wheel, the second synchronizing wheel outer wall is provided with first hold-in range, just the second synchronizing wheel through first hold-in range with first synchronizing wheel transmission is connected.

Preferably, the outer wall of the driving wheel is provided with a second synchronous belt, and the driving wheel is in transmission connection with the driven wheel through the second synchronous belt.

Preferably, one side of the bottom of the cylinder body is provided with a supporting leg, and the bottom of the cylinder body is fixedly connected with the bottom of the base through the supporting leg.

Preferably, the top of the speed reducing motor is provided with a support frame, the top of the support frame is fixedly connected with a limiting block, and a through hole is formed in the middle of the inside of the limiting block.

Preferably, a bearing is arranged in the through hole, and the through hole is connected with the outer wall of the driving shaft through the bearing.

Preferably, a fixing seat is arranged at the bottom of the driving motor, one end of the fixing seat is fixedly connected with the outer wall of one side of the base, a shock pad is arranged at the top of the fixing seat, and the top of the shock pad is connected with the bottom of the driving motor.

Preferably, driving motor top is provided with damper, damper comprises limiting plate and damping spring, the limiting plate sets up at the driving motor top, limiting plate one end with base one side outer wall fixed connection, just damping spring set up in the limiting plate bottom with between the driving motor top.

The utility model provides a novel double-screw extruder which has the following beneficial effects:

(1) according to the utility model, by arranging the feeding pipeline, the feeding hole, the guide roll shaft, the guide blades, the first bevel gear, the second bevel gear, the rotating shaft, the first synchronous wheel, the connecting shaft, the second synchronous wheel, the first synchronous belt, the driven wheel, the driving motor, the driving wheel and the second synchronous belt, when a user puts materials into the feeding pipeline through the feeding hole, the guide blades on the outer wall of the guide roll shaft can pre-mix and guide the materials by opening the driving motor, so that the descending speed of the materials can be accelerated under the action of the guide blades, the situation that the materials are gathered and blocked at the bottom of the feeding pipeline is avoided, the smoothness of the use of the feeding pipeline can be further ensured, and the working efficiency of the device is ensured.

(2) According to the utility model, by arranging the driving motor, the shock pad and the shock absorption assembly, in the using process of the device, the shock generated by the driving motor can be effectively relieved through the shock pad and the shock absorption spring in the shock absorption assembly, so that the influence of the shock on the use of the driving motor is avoided, and the stability of the driving motor in the using process can be further ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the feed pipe of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 1 at A in accordance with the present invention;

fig. 4 is a schematic view of the stop block structure of the present invention.

In the figure: 1. a base; 2. a barrel; 3. a drive motor; 4. a drive wheel; 5. a feed conduit; 6. a feed inlet; 7. a material guiding roll shaft; 8. a material guide blade; 9. a rotating shaft; 10. a first bevel gear; 11. a second bevel gear; 12. a drive shaft; 13. a first synchronizing wheel; 14. an extrusion roller; 15. a reduction motor; 16. a connector; 17. a connecting shaft; 18. a driven wheel; 19. a second synchronizing wheel; 20. a first synchronization belt; 21. a second synchronous belt; 22. supporting legs; 23. a support frame; 24. a limiting block; 25. a fixed seat; 26. a shock pad; 27. a limiting plate; 28. a shock absorbing spring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1 to 4, the present invention provides a technical solution: a novel double-screw extruder comprises a base 1 and a barrel 2 arranged at the top of the base 1, wherein a driving motor 3 is arranged at the middle position of one side of the base 1, a driving wheel 4 is arranged on the outer wall of an output shaft of the driving motor 3, a feeding pipeline 5 is arranged at one side of the top of the barrel 2, feed inlets 6 are respectively arranged at two sides of the top of the feeding pipeline 5, a material guiding roller shaft 7 is arranged at the middle position inside the feeding pipeline 5, material guiding blades 8 are arranged on the outer wall of the material guiding roller shaft 7, a rotating shaft 9 is connected to the top of the material guiding roller shaft 7, the top of the rotating shaft 9 is connected with the inner wall of the top of the feeding pipeline 5 through a bearing, a first bevel gear 10 is arranged on the outer wall of the bottom of the rotating shaft 9, a second bevel gear 11 is meshed and connected to one side of the first bevel gear 10, a driving shaft 12 is arranged at the middle position of the second bevel gear 11, one end of the driving shaft 12 penetrates through the outer wall of one side of the feeding pipeline 5, a first synchronizing wheel 13 is arranged on the outer wall of one end, away from the feeding pipeline 5, of the driving shaft 12, an extrusion roller 14 is arranged inside the cylinder 2, a speed reducing motor 15 is arranged on the outer wall of one side of the cylinder 2, a connector 16 is arranged on one side, close to the cylinder 2, of the speed reducing motor 15, the connector 16 is composed of a first mounting shaft, a second mounting shaft, a first gear and a second gear, one end of the first mounting shaft is connected with an output shaft of the speed reducing motor 15 through a coupler, the first gear is arranged on the outer wall of the first mounting shaft, the second gear is arranged on the outer wall of the second mounting shaft, the first gear is connected with the second gear in a meshing manner, one end, away from the speed reducing motor 15, of the first mounting shaft and one end, away from the speed reducing motor 15, of the second mounting shaft respectively penetrate through the cylinder 2 and are connected with the extrusion roller 14 in a one-to-one correspondence manner, and a connecting shaft 17 is arranged on one side, away from the cylinder body 2, of the speed reducing motor 15, a driven wheel 18 is arranged on the outer wall of one side of the connecting shaft 17, a second synchronizing wheel 19 is arranged on the outer wall of the other side of the connecting shaft 17, a first synchronizing belt 20 is arranged on the outer wall of the second synchronizing wheel 19, and the second synchronizing wheel 19 is in transmission connection with the first synchronizing wheel 13 through the first synchronizing belt 20.

Further, 4 outer walls of drive wheel are provided with second hold-in range 21, just drive wheel 4 through second hold-in range 21 with from driving wheel 18 transmission connection, through setting up second hold-in range 21, and then made things convenient for from the use of driving wheel 18.

Further, a supporting leg 22 is arranged on one side of the bottom of the cylinder body 2, and the bottom of the cylinder body 2 is fixedly connected with the bottom of the base 1 through the supporting leg 22.

Further, the support frame 23 is arranged at the top of the speed reducing motor 15, the limit block 24 is fixedly connected to the top of the support frame 23, the through hole is formed in the middle of the inside of the limit block 24, the support of the drive shaft 12 can be limited by the support frame 23 and the limit block 24, and the stability of the drive shaft 12 in the using process can be guaranteed.

Further, a bearing is arranged in the through hole, and the through hole is connected with the outer wall of the driving shaft 12 through the bearing.

Further, 3 bottoms of driving motor are provided with fixing base 25, fixing base 25 one end with 1 one side outer wall fixed connection of base, just fixing base 25 top is provided with shock pad 26, just the shock pad 26 top with 3 bottoms of driving motor are connected, through the shock pad 26 that sets up, and then can weaken the driving motor 3 and produce vibrations in the use to the stability in the driving motor 3 use has been guaranteed.

Further, driving motor 3 top is provided with damper, damper comprises limiting plate 27 and damping spring 28, limiting plate 27 sets up at driving motor 3 top, limiting plate 27 one end with 1 one side outer wall fixed connection of base, just damping spring 28 set up limiting plate 27 bottom with between the driving motor 3 top, through the damper who sets up, and then further weaken the vibrations in the motor use to further guarantee the stability of driving motor 3 in the use.

The working principle is as follows: when the device is used, after a user puts in materials through the feeding hole 6, the driving motor 3 can be opened, so that the driving motor 3 can drive the driving wheel 4 to rotate through the output shaft, the driven wheel 18 can drive the connecting shaft 17 to rotate under the driving action of the second synchronous belt 21 on the outer wall of the driving wheel 4, the second synchronous wheel 19 can drive the first synchronous wheel 13 to rotate through the first synchronous belt 20 under the driving action of the connecting shaft 17, so that the driving shaft 12 can drive the second bevel gear 11 to rotate under the rotating action of the first synchronous wheel 13, the rotating shaft 9 in the middle of the first bevel gear 10 can be driven to rotate in the rotating process of the second bevel gear 11, the guide blades 8 on the outer wall of the guide roller shaft 7 can pre-mix and guide the materials under the driving action of the rotating shaft 9, and the descending speed of the materials can be accelerated under the action of the guide blades 8, so that the smoothness of use of the feed conduit 5 can be ensured.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel double screw extruder, includes base (1) and sets up barrel (2) at base (1) top, its characterized in that: the device is characterized in that a driving motor (3) is arranged in the middle of one side of the base (1), a driving wheel (4) is arranged on the outer wall of an output shaft of the driving motor (3), a feeding pipeline (5) is arranged on one side of the top of the barrel body (2), feeding holes (6) are formed in two sides of the top of the feeding pipeline (5), a material guiding roller shaft (7) is arranged in the middle of the interior of the feeding pipeline (5), material guiding blades (8) are arranged on the outer wall of the material guiding roller shaft (7), a rotating shaft (9) is connected to the top of the material guiding roller shaft (7), the top of the rotating shaft (9) is connected with the inner wall of the top of the feeding pipeline (5) through a bearing, a first bevel gear (10) is arranged on the outer wall of the bottom of the rotating shaft (9), a second bevel gear (11) is meshed with one side of the first bevel gear (10), a driving shaft (12) is arranged in the middle of the second bevel gear (11), one end of the driving shaft (12) penetrates through the outer wall of one side of the feeding pipeline (5), a first synchronizing wheel (13) is arranged on the outer wall of one end, far away from the feeding pipeline (5), of the driving shaft (12), an extrusion roller (14) is arranged inside the barrel body (2), a speed reduction motor (15) is arranged on the outer wall of one side of the barrel body (2), a connector (16) is arranged on one side, close to the barrel body (2), of the speed reduction motor (15), one side of the speed reduction motor (15) is in transmission connection with the extrusion roller (14) through the connector (16), a connecting shaft (17) is arranged on one side, far away from the barrel body (2), of the speed reduction motor (15), a driven wheel (18) is arranged on the outer wall of one side of the connecting shaft (17), a second synchronizing wheel (19) is arranged on the outer wall of the other side of the connecting shaft (17), a first synchronizing belt (20) is arranged on the outer wall of the second synchronizing wheel (19), and the second synchronous wheel (19) is in transmission connection with the first synchronous wheel (13) through a first synchronous belt (20).

2. The novel twin-screw extruder according to claim 1, characterized in that: the outer wall of the driving wheel (4) is provided with a second synchronous belt (21), and the driving wheel (4) is in transmission connection with the driven wheel (18) through the second synchronous belt (21).

3. The novel twin-screw extruder according to claim 1, characterized in that: the support leg (22) is arranged on one side of the bottom of the barrel body (2), and the bottom of the barrel body (2) is fixedly connected with the bottom of the base (1) through the support leg (22).

4. The novel twin-screw extruder according to claim 1, characterized in that: support frame (23) are provided with at gear motor (15) top, support frame (23) top fixedly connected with stopper (24), just the through-hole has been seted up to stopper (24) inside intermediate position.

5. The novel twin-screw extruder according to claim 4, characterized in that: the through hole is internally provided with a bearing and is connected with the outer wall of the driving shaft (12) through the bearing.

6. The novel twin-screw extruder according to claim 1, characterized in that: the bottom of the driving motor (3) is provided with a fixed seat (25), one end of the fixed seat (25) is fixedly connected with the outer wall of one side of the base (1), a shock pad (26) is arranged at the top of the fixed seat (25), and the top of the shock pad (26) is connected with the bottom of the driving motor (3).

7. The novel twin-screw extruder according to claim 1, characterized in that: driving motor (3) top is provided with damper, damper comprises limiting plate (27) and damping spring (28), limiting plate (27) set up at driving motor (3) top, limiting plate (27) one end with base (1) one side outer wall fixed connection, just damping spring (28) set up limiting plate (27) bottom with between driving motor (3) top.