CN216100313U

CN216100313U - Anti-blocking mechanism suitable for plastic extruding machine

Info

Publication number: CN216100313U
Application number: CN202122399312.2U
Authority: CN
Inventors: 史云峰
Original assignee: Tianjin Goody New Material Technology Co ltd
Current assignee: Tianjin Goody New Material Technology Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-03-22
Anticipated expiration: 2031-09-30

Abstract

The application provides an anti-blocking mechanism for an extruder, comprising a housing; a screening component is arranged in the box body; the screening component comprises a screening plate and a screening roller; the sieve plate is provided with sieve holes which are uniformly distributed, and the surface of the sieve plate is arc-shaped; the material screening roller is coaxial with the material screening plate, and a scraping plate and a pressing block are arranged corresponding to the material screening holes; the scraping plate is tangent to the material sieving plate and is used for cutting off the blocking materials in the material sieving holes; one end of the pressing block, which is far away from the material sieving roller, is an inclined plane; the two sides of the material sieving hole are provided with corresponding chutes corresponding to the pressing blocks. According to the technical scheme provided by the embodiment of the application, the screen plate is arranged in the box body, so that overlarge raw materials can be screened out, the discharge port is prevented from being blocked, and the raw materials blocked in the screen holes can be periodically cut by matching with the scraper plate on the screen roller, so that the throwing standard is met; still be equipped with the briquetting on the sieve material roller, the cooperation chute can still fall meeting the standard nevertheless because of the raw materials pressure of various reasons card in the sieve material hole, prevents that the raw materials from blockking up on the sieve flitch.

Description

Anti-blocking mechanism suitable for plastic extruding machine

Technical Field

The application relates to the technical field of extrusion molding, in particular to an anti-blocking mechanism suitable for an extruding machine.

Background

The extrusion molding carries out high temperature operation to the raw materials through the conveying pipeline, melts the raw materials for gluing thick state, carries the raw materials to the export through the feeding screw in the conveying pipeline, makes the raw materials discharged with certain shape, and extrusion molding feedway makes extrusion molding equipment's important part, but the extrusion molding feedway who uses at present still exists not enoughly.

The feeding device of the existing plastic extruding machine is easy to cause pipeline blockage in the raw material conveying process due to different raw material particles in the working process, so that the raw material conveying is not in place, and the working efficiency of the plastic extruding machine is reduced.

Disclosure of Invention

In view of the above-described deficiencies or inadequacies in the prior art, it would be desirable to provide an anti-blocking mechanism for an extruder.

The application provides an anti-blocking mechanism for an extruder, comprising a housing; a screening component is arranged in the box body; the screening component comprises a screening plate and a screening roller; the screening plate is provided with evenly distributed screening holes, and the surface of the screening plate is arc-shaped; the material screening roller is coaxial with the material screening plate, and a scraping plate and a pressing block are arranged corresponding to the material screening holes; the scraping plate is tangent to the material sieving plate and used for cutting off the blocking materials in the material sieving holes; one end of the pressing block, which is far away from the material screening roller, is an inclined plane; and two sides of the material sieving hole are provided with corresponding chutes corresponding to the pressing blocks.

Further, the bottom of the box body is in an inverted bell mouth shape, and a discharge hole is formed in the bottom end of the box body corresponding to the plastic extruding machine; and a flange plate used for being connected with the extruding machine is arranged on the discharge port.

Furthermore, a magnetic suction frame is also arranged in the box body; the magnetic suction frame is positioned below the sieve plate and used for adsorbing metal impurities in blanking.

Further, the magnetic suction rack comprises a rack body connected with the box body; the rack body is provided with magnetic stripes which are uniformly distributed.

Furthermore, one side of the box body is provided with a dismounting opening corresponding to the magnetic suction frame; and a sealing door is arranged on the dismounting opening.

Furthermore, a sliding groove is formed in the box body corresponding to the magnetic suction frame; the sliding grooves are positioned on two sides of the dismounting opening.

Further, a feed inlet is formed in the top of the box body; the feed inlet is provided with a valve plate capable of sliding relatively; two stations are arranged on the valve plate corresponding to the feed inlet; and a through hole for feeding is arranged on any station.

The application has the advantages and positive effects that:

according to the technical scheme, the screen plate is arranged in the box body, so that overlarge raw materials can be screened out, the discharge port is prevented from being blocked, and the raw materials blocked in the screen holes can be periodically cut by matching with the scraper plate on the screen roller, so that the feeding standard is met; still be equipped with the briquetting on the sieve material roller, the cooperation chute can still fall meeting the standard nevertheless because of the raw materials pressure of various reasons card in the sieve material hole, prevents that the raw materials from blockking up on the sieve flitch.

Drawings

FIG. 1 is a schematic diagram of an anti-blocking mechanism for an extruder provided in an embodiment of the present application;

FIG. 2 is a schematic diagram of a screen plate for an anti-blocking mechanism of an extruder according to an embodiment of the present application;

FIG. 3 is a schematic diagram of a screen roller of an anti-blocking mechanism for an extruder according to an embodiment of the present application.

The text labels in the figures are represented as: 100-a box body; 110-a sieve plate; 111-sieve holes; 120-a screen roller; 121-a scraper; 122-briquetting; 130-flange plate; 140-magnetic rack; 150-valve plate.

Detailed Description

The following detailed description of the present application is given for the purpose of enabling those skilled in the art to better understand the technical solutions of the present application, and the description in this section is only exemplary and explanatory, and should not be taken as limiting the scope of the present application in any way.

Referring to fig. 1-3, the present embodiment provides an anti-blocking mechanism for an extruder, including a housing 100; the box body 100 is arranged between the plastic extruding machine and the feeding barrel, and a material sieving component is arranged in the box body; the screening assembly is located in the middle of the box 100 and used for controlling the size of the blanking and crushing larger raw materials.

In a preferred embodiment, the sifting assembly includes a sifting plate 110 and sifting rollers 120; the sieve flitch 110 is the arc, with box 100 fixed connection, still is equipped with the sieve material hole 111 of evenly arranging on it, and the size of throwing the material of extrusion molding is decided to the diameter in sieve material hole 111.

Preferably, the material sieving roller 120 is rotatably mounted on the box 100, is coaxial with the material sieving plate 110, and is provided with a scraping plate 121 and a pressing block 122; the scraping plates 121 and the pressing blocks 122 are arranged intermittently along the circumferential direction of the screening roller 120; the scraper 121 is used for cutting the large materials entering the screening holes 111 to make the large materials meet the throwing standard; the pressing block 122 is used for pressing the materials clamped in the material sieving holes 111 to prevent the materials from being blocked.

Preferably, the scraping plate 121 is fixedly installed on the material sieving roller 120, has a length corresponding to the length of the material sieving roller 120 and a width corresponding to the distance between the material sieving roller 120 and the material sieving plate 110, and is tangent to the material sieving plate 110 when rotating, so as to shear the larger material entering the material sieving holes 111.

Preferably, the pressing blocks 122 are vertically installed on the material sieving roller 120, and are uniformly arranged along the length direction of the material sieving roller 120, and correspond to the intervals of the material sieving holes 111; the end of the pressing block 122 away from the material sieving roller 120 is an inclined surface, and is used for pushing the material in the material sieving hole 111 out of the material sieving hole 111.

Preferably, the two sides of the material sieving hole 111 are respectively provided with a chute corresponding to the pressing block 122, so as to ensure that the pressing block 122 can pass through smoothly.

Preferably, the box 100 is further provided with a servo motor, and the servo motor is fixedly installed at one side of the box 100 and is used for driving the material sieving roller 120 to rotate relative to the box 100.

In a preferred embodiment, a magnetic rack 140 is further disposed in the box 100; the magnetic suction frame 140 is located below the sieving plate 110 and used for adsorbing metal impurities in the blanking, and the product quality is improved.

Preferably, a dismounting opening is formed in one side of the box body 100 corresponding to the magnetic rack 140, so that the magnetic rack 140 can be conveniently replaced and cleaned; the disassembly and assembly port is also provided with a sealing door, and the magnetic suction frame 140 can be plugged through the sealing door after being replaced, so that raw materials are prevented from leaking.

Preferably, the internal winning magnetic rack 140 of the box 100 is provided with a chute; the sliding grooves are located on two sides of the dismounting opening, and the magnetic suction frame 140 can be replaced more conveniently through the sliding connecting structure.

In a preferred embodiment, the bottom of the box 100 is in an inverted bell mouth shape, and the bottom end is provided with a discharge hole corresponding to the extruder; the discharge port is provided with a flange 130 for connection with an extruder.

In a preferred embodiment, the top of the box 100 is provided with a feed inlet; a valve plate 150 which can slide relatively is arranged on the feed inlet; two stations are arranged on the valve plate 150 corresponding to the feed inlet; a through hole for feeding is arranged on any station.

The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention in other contexts without modification may be viewed as within the scope of the present application.

Claims

1. An anti-clogging mechanism for an extruder, characterized by comprising a housing (100); a screening component is arranged in the box body (100); the screening component comprises a screening plate (110) and a screening roller (120); the screening plate (110) is provided with screening holes (111) which are uniformly distributed, and the surface of the screening plate is arc-shaped; the screening roller (120) is coaxial with the screening plate (110), and a scraping plate (121) and a pressing block (122) are arranged corresponding to the screening hole (111); the scraping plate (121) is tangent to the material sieving plate (110) and is used for cutting off the blockage in the material sieving hole (111); one end of the pressing block (122) far away from the screening roller (120) is inclined; and two sides of the material sieving hole (111) are provided with corresponding chutes corresponding to the pressing block (122).

2. The anti-clogging mechanism for an extruder according to claim 1, wherein the bottom of said housing (100) is in the shape of an inverted bell-mouth, and the bottom end is provided with a discharge outlet corresponding to the extruder; and a flange plate (130) used for being connected with the extruding machine is arranged on the discharge hole.

3. The anti-clogging mechanism for an extruder according to claim 1, wherein a magnetic rack (140) is further provided in said housing (100); the magnetic suction frame (140) is located below the screening plate (110) and used for adsorbing metal impurities in blanking.

4. The anti-clogging mechanism for an extruder according to claim 3, wherein said magnetic rack (140) comprises a rack body connected to said case (100); the rack body is provided with magnetic stripes which are uniformly distributed.

5. The anti-clogging mechanism for an extruder according to claim 3, wherein a side of said case (100) is provided with a mounting/dismounting opening corresponding to said magnetic rack (140); and a sealing door is arranged on the dismounting opening.

6. The anti-clogging mechanism for an extruder according to claim 5, wherein a chute is provided in said case (100) corresponding to said magnetic rack (140); the sliding grooves are positioned on two sides of the dismounting opening.

7. The anti-clogging mechanism for an extruder according to claim 1, characterized in that the top of said box (100) is provided with a feed inlet; a valve plate (150) capable of sliding relatively is arranged on the feed inlet; two stations are arranged on the valve plate (150) corresponding to the feed inlet; and a through hole for feeding is arranged on any station.