CN216152999U

CN216152999U - Double-screw extruder with prevent blockking up feed function

Info

Publication number: CN216152999U
Application number: CN202121765576.9U
Authority: CN
Inventors: 陈乔健
Original assignee: Nantong Deyi New Material Co ltd
Current assignee: Nantong Deyi New Material Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-04-01
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a double-screw extruder with an anti-blocking feeding function, which comprises a double-screw extruder body, wherein a machine table is arranged on the double-screw extruder body, an extrusion bin is arranged above the machine table, two extrusion screws are symmetrically arranged inside the extrusion bin, a driving motor is arranged on a driving motor mounting bracket at one end of the extrusion bin, a gear on a rotating shaft of the driving motor is mutually meshed with a gear at one end of each extrusion screw, a bracket is arranged at the top of the extrusion bin close to one end, a material picking rod is directly arranged on the inner side of the extrusion bin, a hydraulic oil cylinder is arranged at the top of the bracket, a rotating motor mounting base block is arranged on a pushing shaft of the hydraulic oil cylinder, a rotating motor is arranged inside the rotating motor mounting base block, a spiral lower pressing rod is arranged on the rotating shaft of the rotating motor, the material picking rod and the spiral lower pressing rod are installed in a matched mode, the double-screw extruder body is designed, the material extruding efficiency is effectively improved, meanwhile, the feeding mechanism of the device effectively avoids material blockage.

Description

Double-screw extruder with prevent blockking up feed function

Technical Field

The utility model relates to the technical field of screw extruders, in particular to a double-screw extruder with an anti-blocking feeding function.

Background

The extruder can divide the machine head into a right-angle machine head, an oblique-angle machine head and the like according to the material flow direction of the machine head and the included angle of the central line of the screw.

The screw extruder depends on the pressure and the shearing force generated by the rotation of the screw, so that materials can be fully plasticized and uniformly mixed and are molded through a neck mold. Plastics extruders can be largely classified into twin-screw extruders, single-screw extruders and, less frequently, multi-screw extruders and also screwless extruders. At present, a plurality of steel slag conveying devices adopt conveying belts or a forklift for feeding materials directly, other feeding devices are used for feeding materials, rotating shafts for feeding materials are worn greatly after being used for a long time, and some devices are used for feeding materials and are blocked frequently.

At present, screw extruders are generally used in industrial production, but the existing screw extruders have a problem that the situation of material blockage and material plugging can occur after long-time use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-screw extruder which is provided with a machine table on a double-screw extruder body, wherein an extrusion bin is arranged above the machine table, two extrusion screws are symmetrically arranged inside the extrusion bin, a driving motor is arranged on a driving motor mounting bracket at one end of the extrusion bin, a gear on a rotating shaft of the driving motor is mutually meshed with a gear at one end of each extrusion screw, a bracket is arranged at the top of one end, close to one end, of the extrusion bin, a material picking rod is directly arranged on the inner side of the extrusion bin, a hydraulic oil cylinder is arranged at the top of the bracket, a rotating motor mounting base block is arranged on a push shaft of the hydraulic oil cylinder, a rotating motor is arranged inside the rotating motor mounting base block, a spiral lower pressing rod is arranged on a rotating shaft of the rotating motor, and the material picking rod and the spiral lower pressing rod are matched and mounted to achieve the anti-blockage feeding function.

In order to achieve the purpose, the utility model provides the following technical scheme: a double-screw extruder with an anti-blocking feeding function comprises a double-screw extruder body, wherein a machine table is arranged on the double-screw extruder body, an extrusion bin is arranged above the machine table, the extrusion bin and the machine table are fixedly installed, a driving motor installing support is arranged at one end of the extrusion bin, a driving motor is arranged on the driving motor installing support, a feeding mechanism is arranged above one end, close to one end, of the extrusion bin, a support is arranged on the feeding mechanism, the support is connected with the extrusion bin support in a welding mode, a hydraulic oil cylinder is arranged at the top of the support, a pushing shaft of the hydraulic oil cylinder is installed downwards, a rotating motor installing base block is arranged on a pushing shaft of the hydraulic oil cylinder, the rotating motor installing base block is fixedly connected with the pushing shaft of the hydraulic oil cylinder, a rotating motor is arranged inside the rotating motor installing base block, and a rotating lower screw pressing rod is arranged on a rotating shaft of the rotating motor, the screw lower pressing rod is fixedly connected with a rotating shaft of the rotating motor, a blanking baffle is arranged at the end head of the right end of the extrusion bin, and one side edge of the blanking baffle is connected with the upper edge of the extrusion bin through a hinge.

Preferably, two extrusion screws are symmetrically arranged inside the extrusion bin, one ends of the extrusion screws and one end of the extrusion bin are installed in a matched mode through annular bearings, a gear is arranged at the end head of the other end of each extrusion screw, and a discharging groove is formed in the top, close to the left end, of the extrusion bin.

Preferably, the support is in a shape of a Chinese character 'men', limiting slide rails are symmetrically arranged in the centers of the side walls of the two sides of the support, the limiting slide rails and the support are of an integrated structure, the side wall of the inner side of the support is provided with a material rejecting rod, and the material rejecting rod and the spiral pressing rod are installed in a matched mode.

Preferably, a material receiving groove is formed in the end socket at one end of the machine table and is connected with the extrusion bin in a matched mode.

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

(1) the material picking rod is arranged on the side wall of the inner side of the support, the material picking rod and the spiral pressing rod are installed in a matched mode, the support is connected with the extrusion bin support in a welding mode, the material picking rod timely removes residual materials in a rotating blade of the spiral pressing rod in the material extruding process of the spiral pressing rod, material residues are avoided, materials on the spiral pressing rod are timely cleaned, and material blockage is effectively avoided;

(2) the hydraulic cylinder drives the rotating motor to push materials back and forth up and down in the vertical direction, and the rotating motor drives the spiral lower pressing rod to press materials downwards through the pushing of the materials, so that the feeding speed is greatly improved, and simultaneously material plugging is effectively avoided;

(3) the inside of this double screw extruder body adopts the double screw design, effectively improves the efficiency of extruding the material, and the device's feed mechanism effectively avoids the plug material simultaneously.

Drawings

FIG. 1 is a schematic structural view of a twin-screw extruder body according to the present invention;

FIG. 2 is a schematic view of a cutting mechanism according to the present invention;

in the figure: 1. a twin screw extruder body; 2. an extrusion chamber; 3. a drive motor mounting bracket; 4. A drive motor; 5. a machine platform; 6. a support; 7. a hydraulic cylinder; 8. a blanking baffle; 9. material picking rods; 10. the rotating motor is provided with a base block; 11. a rotating electric machine; 12. a screw lower compression bar; 13. a limiting slide rail; 14. a feeding mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a double-screw extruder with an anti-blocking feeding function comprises a double-screw extruder body 1, a machine table 5 is arranged on the double-screw extruder body 1, an extrusion bin 2 is arranged above the machine table 5, two extrusion screws are symmetrically arranged inside the extrusion bin 2, one end of each extrusion screw and one end of the corresponding extrusion bin 2 are installed in a matched mode through an annular bearing, a gear is arranged at the end of the other end of each extrusion screw, a discharging groove is formed in the top, close to the left end, of each extrusion bin 2, the extrusion bin 2 and the machine table 5 are fixedly installed, a material receiving groove is arranged inside one end of the machine table 5 and connected with the extrusion bins 2 in a matched mode,

the end of one end of the extrusion bin 2 is provided with a driving motor mounting support 3, the driving motor mounting support 3 is provided with a driving motor 4, the extrusion bin 2 is provided with a feeding mechanism 14 above one end, the feeding mechanism 14 is provided with a support 6, the support 6 is in a door shape, the two side walls of the support 6 are symmetrically provided with limiting slide rails 13, the limiting slide rails 13 and the support 6 are of an integrated structure, the inner side wall of the support 6 is provided with a material picking rod 9, the material picking rod 9 and the spiral lower pressing rod 12 are installed in a matched mode, the support 6 is connected with the extrusion bin support 6 in a welded mode, the material picking rod 9 timely picks residual materials in the rotary leaves of the spiral lower pressing rod 12 in the extrusion process of the spiral lower pressing rod 12, material residue is avoided, materials on the spiral lower pressing rod 12 are timely cleaned, and material blockage is effectively avoided.

The top of support 6 is equipped with hydraulic cylinder 7, hydraulic cylinder 7 pushes away the axle and installs downwards, hydraulic cylinder 7 pushes away epaxial rotating electrical machines and installs base block 10 that is equipped with, rotating electrical machines installs base block 10 and hydraulic cylinder 7's the axle fixed connection that pushes away, the inside of rotating electrical machines installation base block 10 is equipped with rotating electrical machines 11, be equipped with spiral depression bar 12 down in the pivot of rotating electrical machines 11, spiral depression bar 12 and rotating electrical machines 11's pivot fixed connection, the right-hand member end of extruding storehouse 2 is equipped with unloading baffle 8, adopt hinged joint between the edge of unloading baffle 8 and the top edge of extruding storehouse 2, hydraulic cylinder 7 drive rotating electrical machines 11 makes a round trip to push away the material from top to bottom in vertical direction, press the material downwards through pushing away material and rotating electrical machines 11 drive spiral depression bar 12, greatly improve feed speed, effectively avoid the jam material simultaneously.

This double screw extruder body 1's inside adopts the double screw design, effectively improves the efficiency of extruding the material, and the device's feed mechanism effectively avoids the plug material simultaneously.

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 twin-screw extruder with prevent blockking up feed function, includes twin-screw extruder body (1), its characterized in that: a machine table (5) is arranged on the double-screw extruder body (1), an extrusion bin (2) is arranged above the machine table (5), the extrusion bin (2) and the machine table (5) are fixedly installed, a driving motor installing support (3) is arranged at one end of the extrusion bin (2), a driving motor (4) is arranged on the driving motor installing support (3), a feeding mechanism (14) is arranged above one end, close to the extrusion bin (2), of the extrusion bin (2), a support (6) is arranged on the feeding mechanism (14), the support (6) is welded with the extrusion bin support (6), a hydraulic oil cylinder (7) is arranged at the top of the support (6), a pushing shaft of the hydraulic oil cylinder (7) is installed downwards, a rotating motor installing base block (10) is arranged on the pushing shaft of the hydraulic oil cylinder (7), and the rotating motor installing base block (10) is fixedly connected with the pushing shaft of the hydraulic oil cylinder (7), the inside of rotating electrical machines installation base block (10) is equipped with rotating electrical machines (11), is equipped with spiral depression bar (12) down in the pivot of rotating electrical machines (11), the pivot fixed connection of spiral depression bar (12) and rotating electrical machines (11) down, the right-hand member end in extrusion storehouse (2) is equipped with unloading baffle (8), adopts hinged joint between the top edge in the one side reason in unloading baffle (8) and extrusion storehouse (2).

2. The twin-screw extruder with the anti-clogging feeding function according to claim 1 is characterized in that: the inside symmetry of extruding storehouse (2) is equipped with two and extrudes the screw rod, adopts annular bearing cooperation installation between the one end of extruding the screw rod and the one end of extruding storehouse (2), and the other end of extruding the screw rod is equipped with the gear, the top that extrudes storehouse (2) and is close to the left end is equipped with down the silo.

3. The twin-screw extruder with the anti-clogging feeding function according to claim 1 is characterized in that: the support (6) becomes the door style of calligraphy, and the both sides lateral wall central symmetry of support (6) is equipped with spacing slide rail (13), spacing slide rail (13) and support (6) structure as an organic whole, the inboard lateral wall of support (6) is equipped with picks material pole (9), picks material pole (9) and spiral and pushes down the cooperation installation between pole (12).

4. The twin-screw extruder with the anti-clogging feeding function according to claim 1 is characterized in that: the inside material receiving groove that is equipped with of one end of board (5) connects between material receiving groove and the storehouse (2) of extruding the cooperation and is connected.