CN216329933U

CN216329933U - Universal type pipe extruder's of easily producing and processing hybrid screw rod

Info

Publication number: CN216329933U
Application number: CN202122714954.7U
Authority: CN
Inventors: 陈厚忠
Original assignee: Wuhan Kingbull Economic Development Co Ltd
Current assignee: Wuhan Kingbull Economic Development Co Ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-04-19
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses a hybrid screw of a general pipe extruder easy to produce and process, belonging to the technical field of pipe processing. This general type tubular product extruder's of easily producing and processing hybrid screw rod, through setting up the pin, a piston cylinder, the piston plate, the piston movable plate, the gag lever post, piston assembly and draw-in groove, thereby make the streamline rearrangement, the mixed degree has been improved, thereby reach the mixing effect of ideal, just the temperature of material fuse-element is even, the colour distributes evenly, be difficult for causing long-pending material, and adopt piston assembly and draw-in groove to realize assembling pin and linkage segment, can dismantle the equipment equally between linkage segment and the screw thread section, can dismantle the change to the structure of corresponding damage, guarantee the life of this device, reduce the production and processing cost.

Description

Universal type pipe extruder's of easily producing and processing hybrid screw rod

Technical Field

The utility model belongs to the technical field of pipe processing, and particularly relates to a hybrid screw of a general pipe extruder easy to produce and process.

Background

With the rapid development of polymer material industry in the plastic pipeline processing industry, a single-screw extruder is widely used as mixing equipment in pipe extrusion, and mainly has the advantages of simple structure, low cost and convenient maintenance. For an ordinary extruder with three sections of screws, the shearing stress in the screw grooves is quite low, and the extruder is not suitable for distribution mixing and dispersion mixing, so that screw material accumulation is easily generated when a pipe is extruded, and the screw grooves on the surfaces of partial screws are possibly worn due to the pressure of materials on the screws when the extruder is used, and the existing screws need to be integrally replaced, so that the problem is solved by the mixed screw of the universal pipe extruder easy to produce and process.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects in the prior art, the utility model provides the hybrid screw of the general pipe extruder, which is easy to produce and process, and solves the problems that the screw accumulation is easy to generate when a pipe is extruded, part of screw grooves on the surface of the screw are possibly worn due to the pressure of the material on the screw when the hybrid screw is used, and the conventional screw needs to be integrally replaced.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an easily produce general type tubular product extruder's hybrid screw rod of processing, includes mixed section and second connecting pipe, the positive one end of mixed section and the one end overlap joint at the linkage segment back, the positive one end of linkage segment and the back overlap joint of screw thread section, the inner wall threaded connection of screw thread section has the screw thread knob, the back of screw thread knob is provided with the connecting rod, the back of connecting rod is provided with the piston plate, the piston plate sets up at first piston barrel inner wall, the surface and the screw thread section inner wall fixed connection of first piston barrel.

The back of the first piston cylinder is communicated with the front end of the first connecting pipe, one ends of the back of the second connecting pipe and the back of the first connecting pipe are respectively provided with a first rubber ring, the back of the first rubber ring is in lap joint with the front of the second rubber ring, the second rubber ring is arranged on the front of the second piston cylinder, the front side of the second piston cylinder is communicated with the front end of the second connecting pipe, and four connecting holes are formed in the outer surface of the second piston cylinder.

The utility model discloses a piston assembly, including connecting hole inner wall and piston movable plate, the outer surface overlap joint of connecting hole inner wall and piston movable plate, four the one side that the piston movable plate kept away from each other all is provided with the gag lever post, the gag lever post sets up at screw thread section inner wall, the surface of linkage segment is provided with the pin, the draw-in groove has been seted up in the front of pin, the draw-in groove inner wall is provided with piston assembly, piston assembly's the front is linked together with the surface of second connecting pipe.

As a further scheme of the utility model: the piston assembly is arranged on the inner wall of the connecting section, the outer surface of the second piston cylinder is in lap joint with the inner wall of the positioning frame, and the outer surface of the positioning frame is fixedly connected with the inner wall of the threaded section.

As a further scheme of the utility model: the outer surfaces of the first connecting pipe and the second connecting pipe are respectively clamped with support rings, and the outer surfaces of the two support rings are respectively fixedly connected with the inner wall of the threaded section and the inner wall of the connecting section.

As a further scheme of the utility model: the outer surface of the threaded section is provided with a threaded sheet, and the size and the position of the first rubber ring correspond to the size and the position of the second rubber ring respectively.

As a further scheme of the utility model: the outer surface of the piston moving plate is provided with a sealing ring, the front side is in lap joint with the inner wall of the thread section on the outer surface of the positioning frame, the front side is in fixed connection with the inner wall of the connecting section on the outer surface of the positioning frame, the rear side is in lap joint with the inner wall of the connecting section on the outer surface of the positioning frame, and the rear side is in fixed connection with the inner wall of the mixing section on the outer surface of the positioning frame.

As a further scheme of the utility model: the support ring sets up to ring shape, first connecting pipe and second connecting pipe all set up to the hard tube.

As a further scheme of the utility model: the size of the second piston cylinder corresponds to the size of the inner wall of the positioning frame, and the pins are arranged into a plurality of pins.

(III) advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

1. this general type tubular product extruder's of easy production and processing hybrid screw rod, through setting up the pin, a piston cylinder, the piston plate, the piston movable plate, the gag lever post, piston assembly and draw-in groove, the disturbance material stream is realized to the pin, promote solid particle to melt, and can cut apart the material stream, increase the interface, change the flow direction, thereby make the streamline rearrangement, the mixed degree has been improved, thereby reach the mixing effect of ideal, just the temperature of material fuse-element is even, color distribution is even, be difficult for causing long-pending material, and adopt piston assembly and draw-in groove to realize pin and linkage segment equipment, can dismantle the equipment equally between linkage segment and the screw thread section, can dismantle the change to the structure of corresponding damage, guarantee the life of this device, reduce the production and processing cost.

2. This general type tubular product extruder's of easy production and processing hybrid screw rod, through setting up the screw thread knob, the screw thread knob screw thread sets up at the screw thread section inner wall, steerable piston plate backward movement when the screw thread knob rotates backward movement, realize controlling the inside gaseous transfer of first piston section of thick bamboo, can play the positioning action to the piston plate simultaneously, guarantee the inside high pressure environment that keeps of first piston section of thick bamboo, avoid gag lever post and piston assembly to move at will, seal the screw thread section front end simultaneously.

3. This general type tubular product extruder's of easy production and processing hybrid screw rod, through setting up support ring, first rubber circle and second rubber circle, the support ring guarantees the stable placing of first connecting pipe and second connecting pipe, and first rubber circle and second rubber circle can guarantee the gas tightness between first connecting pipe and second connecting pipe and the second piston section of thick bamboo, guarantee the gas tightness after the equipment when guaranteeing first connecting pipe and second connecting pipe detachable.

Drawings

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

FIG. 2 is a schematic three-dimensional cross-sectional view of a threaded segment according to the present invention;

FIG. 3 is a schematic perspective view of a first piston cylinder according to the present invention;

FIG. 4 is a schematic perspective view of a second piston cylinder according to the present invention;

FIG. 5 is a schematic perspective sectional view of a second piston cylinder according to the present invention;

FIG. 6 is a perspective structural view of the pin of the present invention;

in the figure: 1. a mixing section; 2. a connecting section; 3. a threaded segment; 4. a threaded sheet; 5. a threaded knob; 6. a connecting rod; 7. a piston plate; 8. a first piston cylinder; 9. a first connecting pipe; 10. a support ring; 11. A first rubber ring; 12. a second rubber ring; 13. a second piston cylinder; 14. a positioning frame; 15. a pin; 16. a piston moving plate; 17. a limiting rod; 18. connecting holes; 19. a second connecting pipe; 20. a piston assembly; 21. a clamping groove.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 6, the present invention provides a technical solution: a hybrid screw of a general pipe extruder easy to produce and process comprises a hybrid section 1 and a second connecting pipe 19, wherein one end of the front surface of the hybrid section 1 is lapped with one end of the back surface of a connecting section 2, one end of the front surface of the connecting section 2 is lapped with the back surface of a thread section 3, the inner wall of the thread section 3 is in threaded connection with a thread knob 5, the thread knob 5 can rotate to screw into the inner wall of the thread section 3 by setting the thread knob 5, the backward moving process of a piston plate 7 can be controlled while the connection between the thread knob 5 and the thread section 3 is realized, a connecting rod 6 is arranged on the back surface of the thread knob 5, a piston plate 7 is arranged on the back surface of the connecting rod 6, the piston plate 7 is arranged on the inner wall of a first piston cylinder 8, the outer surface of the first piston cylinder 8 is fixedly connected with the inner wall of the thread section 3, and by setting the first piston cylinder 8, the piston plate 7, the second piston cylinder 13, a limiting rod 17 and a piston assembly 20, when the piston plate 7 moves backwards to extrude the gas in the first piston cylinder 8 into the second piston cylinder 13 and the piston assembly 20, the action process of the limiting rod 17 and the piston assembly 20 can be smoothly controlled.

The back of first piston cylinder 8 is linked together with the positive one end of first connecting pipe 9, the one end at the back of second connecting pipe 19 and first connecting pipe 9 all is provided with first rubber circle 11, through setting up first rubber circle 11 and second rubber circle 12, the leakproofness is better between first rubber circle 11 and the second rubber circle 12, guarantee that the gas tightness of first connecting pipe 9 and second piston cylinder 13 junction is more ideal, the back of first rubber circle 11 and the positive overlap joint of second rubber circle 12, second rubber circle 12 sets up in the front of second piston cylinder 13, the back of front side second piston cylinder 13 is linked together with the positive one end of second connecting pipe 19, four connecting holes 18 have been seted up to the surface of second piston cylinder 13.

The inner wall of the connecting hole 18 is in lap joint with the outer surface of the piston moving plate 16, one side, far away from each other, of the four piston moving plates 16 is provided with a limiting rod 17, through the arrangement of the limiting rod 17, when the limiting rod 17 is moved to be clamped into the inner wall of the connecting section 2, the assembly connection of the positioning frame 14 and the connecting section 2 is realized, the situation that the threaded section 3 and the connecting section 2 are shaken back and forth at will is avoided, the limiting rod 17 is arranged on the inner wall of the threaded section 3, the outer surface of the connecting section 2 is provided with a pin 15, the front surface of the pin 15 is provided with a clamping groove 21, through the arrangement of the clamping groove 21 and the piston assembly 20, when the piston assembly 20 is clamped into the clamping groove 21, the positioning assembly of the pin 15 is realized, after the piston assembly 20 is separated from the clamping groove 21, the pin 15 can be smoothly taken down and replaced, the inner wall of the clamping groove 21 is provided with the piston assembly 20, and the front surface of the piston assembly 20 is communicated with the outer surface of the second connecting pipe 19.

Specifically, as shown in fig. 2, the piston assembly 20 is disposed on the inner wall of the connecting section 2, the outer surface of the second piston cylinder 13 overlaps the inner wall of the positioning frame 14, and the outer surface of the positioning frame 14 is fixedly connected to the inner wall of the threaded section 3.

Specifically, as shown in fig. 2 and 3, the support rings 10 are clamped on the outer surfaces of the first connecting pipe 9 and the second connecting pipe 19, the outer surfaces of the two support rings 10 are fixedly connected with the inner wall of the threaded section 3 and the inner wall of the connecting section 2, and the first connecting pipe 9 and the second connecting pipe 19 are arranged to communicate the two second piston cylinders 13 and the first piston cylinder 8, so that smooth gas circulation is ensured.

Specifically, as shown in fig. 1 and 3, the threaded section 3 is provided with a threaded piece 4 on the outer surface, and the size and the position of the first rubber ring 11 correspond to the size and the position of the second rubber ring 12, respectively.

Specifically, as shown in fig. 3 and 5, a sealing ring is disposed on an outer surface of the piston moving plate 16, an outer surface of the front positioning frame 14 is overlapped with an inner wall of the threaded section 3, an outer surface of the front positioning frame 14 is fixedly connected with an inner wall of the connecting section 2, an outer surface of the rear positioning frame 14 is overlapped with an inner wall of the connecting section 2, and an outer surface of the rear positioning frame 14 is fixedly connected with an inner wall of the mixing section 1.

Specifically, as shown in fig. 3, the support ring 10 is annular, the first connection pipe 9 and the second connection pipe 19 are both hard pipes, and by providing the support ring 10, the support ring 10 can support and position the first connection pipe 9 and the second connection pipe 19, thereby preventing the first connection pipe 9 and the second connection pipe 19 from shaking and being separated from the second piston cylinder 13.

Specifically, as shown in fig. 1 and 2, the size of the second piston cylinder 13 corresponds to the size of the inner wall of the positioning frame 14, the pins 15 are provided in a plurality of numbers, and by providing the positioning frame 14, the positioning frame 14 supports the adjacent connecting section 2 and the threaded section 3, thereby avoiding the situation that the threaded section 3 is dislocated or inclined relative to the connecting section 2.

The working principle of the utility model is as follows:

s1, when the connecting section 2 needs to be replaced, the thread knob 5 is directly rotated, the thread knob 5 drives the piston plate 7 to move forwards, meanwhile, air in the second piston cylinder 13 and the piston assembly 20 is extracted into the first piston cylinder 8, the limiting rod 17 moves towards the second piston cylinder 13, when the limiting rod 17 is separated from the connecting section 2 and the thread section 3 and the piston assembly 20 is separated from the clamping groove 21, the thread section 3 and the connecting section 2 are directly taken down, then the proper connecting section 2 is selected, and the connecting section 2 is placed at the position corresponding to the mixing section 1 and the thread section 3;

s2, controlling the first connecting pipe 9 and the second connecting pipe 19 to be communicated with the second piston cylinder 13, controlling the thread knob 5 to rotate to the inner wall of the thread section 3, and extruding the gas in the first piston cylinder 8 into the second piston cylinder 13 and the piston assembly 20 by the piston plate 7;

s3, the four piston moving plates 16 in the second piston cylinder 13 drive the limiting rods 17 to be clamped into the inner walls of the connecting section 2 and the threaded section 3, and meanwhile, the piston assembly 20 moves into the clamping groove 21, and the connecting section 2 is replaced at the moment.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A mixing screw of a general pipe extruder easy to produce and process, comprising a mixing section (1) and a second connecting pipe (19), characterized in that: the front end of the mixing section (1) is in lap joint with the back end of the connecting section (2), the front end of the connecting section (2) is in lap joint with the back of the threaded section (3), the inner wall of the threaded section (3) is in threaded connection with a threaded knob (5), the back of the threaded knob (5) is provided with a connecting rod (6), the back of the connecting rod (6) is provided with a piston plate (7), the piston plate (7) is arranged on the inner wall of a first piston cylinder (8), and the outer surface of the first piston cylinder (8) is fixedly connected with the inner wall of the threaded section (3);

the back surface of the first piston cylinder (8) is communicated with one end of the front surface of the first connecting pipe (9), one ends of the back surfaces of the second connecting pipe (19) and the first connecting pipe (9) are respectively provided with a first rubber ring (11), the back surface of the first rubber ring (11) is lapped with the front surface of a second rubber ring (12), the second rubber ring (12) is arranged on the front surface of the second piston cylinder (13), the back surface of the second piston cylinder (13) on the front side is communicated with one end of the front surface of the second connecting pipe (19), and the outer surface of the second piston cylinder (13) is provided with four connecting holes (18);

connecting hole (18) inner wall and the outer surface overlap joint of piston movable plate (16), four the one side that piston movable plate (16) kept away from each other all is provided with gag lever post (17), gag lever post (17) set up at screw thread section (3) inner wall, the surface of linkage segment (2) is provided with pin (15), draw-in groove (21) have been seted up in the front of pin (15), draw-in groove (21) inner wall is provided with piston assembly (20), the front of piston assembly (20) is linked together with the surface of second connecting pipe (19).

2. A mixing screw of a general type pipe extruder easy to manufacture and process according to claim 1, wherein: the piston assembly (20) is arranged on the inner wall of the connecting section (2), the outer surface of the second piston cylinder (13) is in lap joint with the inner wall of the positioning frame (14), and the outer surface of the positioning frame (14) is fixedly connected with the inner wall of the thread section (3).

3. A mixing screw of a general type pipe extruder easy to manufacture and process according to claim 1, wherein: the outer surfaces of the first connecting pipe (9) and the second connecting pipe (19) are respectively clamped with a support ring (10), and the outer surfaces of the support rings (10) are fixedly connected with the inner wall of the threaded section (3) and the inner wall of the connecting section (2) respectively.

4. A mixing screw of a general type pipe extruder easy to manufacture and process according to claim 1, wherein: the outer surface of the threaded section (3) is provided with a threaded sheet (4), and the size and the position of the first rubber ring (11) correspond to the size and the position of the second rubber ring (12) respectively.

5. A mixing screw of a general type pipe extruder easy to manufacture and process according to claim 2, wherein: the outer surface of piston moving plate (16) is provided with the sealing washer, the front side the surface and screw thread section (3) inner wall overlap joint of location frame (14), the front side the surface and linkage segment (2) inner wall fixed connection of location frame (14), the rear side the surface and linkage segment (2) inner wall overlap joint of location frame (14), the rear side the surface and mixed section (1) inner wall fixed connection of location frame (14).

6. A mixing screw of a general type pipe extruder easy to manufacture and process according to claim 3, wherein: the support ring (10) is arranged to be circular, and the first connecting pipe (9) and the second connecting pipe (19) are both arranged to be hard pipes.

7. A mixing screw of a general type pipe extruder easy to manufacture and process according to claim 1, wherein: the size of the second piston cylinder (13) corresponds to the size of the inner wall of the positioning frame (14), and the pins (15) are arranged into a plurality of parts.