CN216032379U

CN216032379U - Novel double-screw rubber filtering extruder

Info

Publication number: CN216032379U
Application number: CN202122254157.5U
Authority: CN
Inventors: 朱耀存; 王桂丽
Original assignee: Shandong Suoxiang Plastic Co ltd
Current assignee: Shandong Suoxiang Plastic Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-03-15
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a novel double-screw rubber filtering extruder, which relates to the technical field of rubber processing, and aims to solve the problems that when the existing rubber is extruded and processed, the extrusion efficiency is low, the effect is poor and even the feeding is easy to block because the redundant air in the extruder cannot be discharged. The rubber extruder disclosed by the utility model is novel in structure, has a function of regulating and controlling the feeding speed, improves the rubber extrusion efficiency and effect, and is suitable for popularization.

Description

Novel double-screw rubber filtering extruder

Technical Field

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

Background

The molecular chain of the rubber can be crosslinked, and the crosslinked rubber has the capability of rapid recovery when deformed under the action of external force, and has good physical and mechanical properties and chemical stability. Rubber is a basic raw material in the rubber industry and is widely used for manufacturing tires, rubber tubes, adhesive tapes, cables and other various rubber products.

The extrusion device aims at the problems that when the existing rubber is extruded and processed, the excessive air in the extruder cannot be discharged, so that the extrusion efficiency is low, the effect is poor, and even feeding blockage is easily caused. Therefore, in order to solve such problems, we propose a novel twin-screw rubber filtration extruder.

SUMMERY OF THE UTILITY MODEL

The novel double-screw rubber filtering extruder provided by the utility model solves the problems that the extrusion efficiency is low, the effect is poor and even the feeding is easily blocked because redundant air in the extruder cannot be discharged when the conventional rubber is extruded.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a novel double-screw rubber filtering extruder comprises a supporting table and an extrusion box, wherein the top end of the supporting table is fixedly provided with the extrusion box, the extrusion mechanism is arranged between the supporting table and the extrusion box and comprises a driving motor, a threaded rod and a gear, the top end of the supporting table is fixedly provided with the driving motor, the extrusion box is internally and rotatably provided with two threaded rods which are in clearance fit with each other, the threaded rod is fixedly sleeved with the gear, one end of the supporting table, which is close to the driving motor, is fixedly provided with a fixed box, the top end of the extrusion box is fixedly provided with an inlet pipe which is in communicated arrangement, the top end of the extrusion box is fixedly provided with a supporting block, the top end of the supporting block is fixedly provided with a hydraulic cylinder, the top end of the supporting block is slidably provided with a limiting plate, and a piston rod of the hydraulic cylinder is fixedly connected with the limiting plate, the limiting plate is sliding connection with the inlet pipe and sets up, the bottom fixed mounting of extruding the case has the fixed block, the fixed block has seted up extrusion groove jointly with extruding the case, the top of extruding the case is provided with exhaust subassembly.

Preferably, the cross section of the cavity of the extrusion box is in a round-corner rectangular arrangement.

Preferably, the two gears are arranged in a meshing manner.

Preferably, the fixed box and the threaded rod are arranged in a penetrating mode, and the gear is located inside the fixed box.

Preferably, the side wall of the feeding pipe is provided with a sliding chute matched with the limiting plate.

Preferably, the exhaust assembly includes venthole and filter pulp, a plurality of ventholes that are the array and distribute are seted up on the top of extrusion case, the fixed filter pulp of inlaying of installing of the top inner wall of extrusion case, filter pulp is the vertical distribution with the venthole.

The utility model has the beneficial effects that:

1. through the cooperation installation to extruding means and inlet pipe, the pneumatic cylinder drives the limiting plate and slides at the inlet pipe, regulates and control the raw materials velocity of flow, avoids the extruder to take place to block up, and driving motor drives two threaded rod clearance fit transmissions, carries out extrusion moulding to the raw materials of extruding the incasement, has improved extrusion efficiency.

2. Through the installation to exhaust assembly, the raw materials extrudes the incasement unnecessary air and passes the filter pulp under the squeezing action of threaded rod, flows from the venthole, has improved rubber and has extruded efficiency and effect.

In conclusion, the rubber extruder disclosed by the utility model not only has a function of regulating and controlling the feeding speed, but also improves the rubber extrusion efficiency and effect, solves the problems that the extrusion efficiency is low and the effect is poor, even the feeding is easily blocked, because redundant air in the extruder cannot be discharged during the extrusion processing of the existing rubber, and is suitable for popularization.

Drawings

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

FIG. 2 is a view showing an installation structure of an extruding mechanism of the present invention;

FIG. 3 is a structural view of the installation of a limiting plate and a feeding pipe of the utility model;

FIG. 4 is a cross-sectional view of an exhaust assembly of the present invention.

Reference numbers in the figures: 1. a support table; 2. an extrusion box; 3. a drive motor; 4. a threaded rod; 5. a gear; 6. a fixed box; 7. a feed pipe; 8. a support block; 9. a hydraulic cylinder; 10. a limiting plate; 11. a fixed block; 12. an extrusion groove; 13. an air outlet; 14. and (5) filtering cotton.

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.

Referring to fig. 1-4, a novel double-screw rubber filtering extruder comprises a supporting table 1 and an extrusion box 2, wherein the extrusion box 2 is fixedly installed at the top end of the supporting table 1, the cross section of a cavity of the extrusion box 2 is arranged in a round rectangle, the extruding supporting function is achieved, an extruding mechanism is installed between the supporting table 1 and the extrusion box 2, the extruding function for rubber is achieved, the extruding mechanism comprises a driving motor 3, a threaded rod 4 and a gear 5, the driving motor 3 is fixedly installed at the top end of the supporting table 1, the extruding mechanism is provided with a power source, two threaded rods 4 which are in clearance fit with each other are rotatably installed in the extrusion box 2, the gear 5 is fixedly sleeved on the threaded rod 4, the two gears 5 are in meshing arrangement, the threaded rod 4 is in clearance fit transmission, and a fixed box 6 is fixedly installed at one end, close to the driving motor 3, of the supporting table 1, the fixed box 6 and the threaded rod 4 are arranged in a penetrating way, the gear 5 is positioned inside the fixed box 6 and plays a role in protecting the gear 5, a feeding pipe 7 which is arranged in a communicating way is fixedly installed at the top end of the extrusion box 2 to form a feeding channel, a supporting block 8 is fixedly installed at the top end of the extrusion box 2, a hydraulic cylinder 9 is fixedly installed at the top end of the supporting block 8 and is provided with a driving source for limiting raw materials, a limiting plate 10 is slidably installed at the top end of the supporting block 8 and is fixedly connected with a piston rod of the hydraulic cylinder 9 and the limiting plate 10, so that the limiting plate 10 can slide back and forth, the limiting plate 10 and the feeding pipe 7 are arranged in a sliding connection way, a chute matched with the limiting plate 10 is arranged on the side wall of the feeding pipe 7, the feeding speed regulation and sealing functions are achieved, a fixed block 11 is fixedly installed at the bottom of the extrusion box 2, and an extrusion groove 12 is arranged between the fixed block 11 and the extrusion box 2, so that the rubber is extruded in strips.

Referring to fig. 3 and 4, through set up exhaust assembly at the top of extruding case 2, improve and extrude efficiency and effect, exhaust assembly includes venthole 13 and filter pulp 14, and a plurality of ventholes 13 that are the array distribution are seted up through the top of extruding case 2, form exhaust passage, through the fixed installation filter pulp 14 of inlaying of top inner wall extruding case 2, and make filter pulp 14 be vertical distribution with venthole 13, have to the air-out function.

The working principle is as follows: this rubber filter extruder is when using, at first will open driving motor 3, meshing effect through two gears 5, drive the transmission of 4 clearance fit of two threaded rods, fixed case 6 protects gear 5, pour the raw materials into inlet pipe 7 after that, set for the velocity of flow according to raw materials granule size, adjust hydraulic pressure in the pneumatic cylinder 9, adjustment limiting plate 10 is position in inlet pipe 7, avoid blockking up, the raw materials is under the extrusion of threaded rod 4, unnecessary air passes filter pulp 14, flow from venthole 13, the raw materials is after extruding case 2 internal forming, extrude through extrusion groove 12 in succession after that.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A novel double-screw rubber filtering extruder comprises a supporting table (1) and an extrusion box (2), and is characterized in that the extrusion box (2) is fixedly mounted at the top end of the supporting table (1), an extrusion mechanism is mounted between the supporting table (1) and the extrusion box (2), the extrusion mechanism comprises a driving motor (3), a threaded rod (4) and a gear (5), the driving motor (3) is fixedly mounted at the top end of the supporting table (1), two threaded rods (4) which are in clearance fit with each other are rotatably mounted in the extrusion box (2), the gear (5) is fixedly sleeved on the threaded rod (4), a fixed box (6) is fixedly mounted at one end, close to the driving motor (3), of the supporting table (1), an inlet pipe (7) which is communicated is fixedly mounted at the top end of the extrusion box (2), and a supporting block (8) is fixedly mounted at the top end of the extrusion box (2), the utility model discloses a hydraulic support for extrusion case, including supporting shoe (8), the top fixed mounting of supporting shoe (8) has pneumatic cylinder (9), the top slidable mounting of supporting shoe (8) has limiting plate (10), the piston rod of pneumatic cylinder (9) is the fixed connection setting with limiting plate (10), limiting plate (10) are the slidable connection setting with inlet pipe (7), the bottom fixed mounting of extrusion case (2) has fixed block (11), fixed block (11) have seted up extrusion groove (12) jointly with extrusion case (2), the top of extrusion case (2) is provided with exhaust assembly.

2. A novel twin-screw rubber filtering extruder as claimed in claim 1, characterised in that the cross section of the cavity of the extrusion box (2) is in the form of a rounded rectangle.

3. A new twin-screw rubber-filtering extruder as claimed in claim 1, characterised in that the two toothed wheels (5) are arranged in meshing engagement.

4. A new twin-screw rubber filtering extruder as claimed in claim 1, characterised in that the fixed box (6) is provided with a threaded rod (4) and the gear (5) is located inside the fixed box (6).

5. The novel double-screw rubber filtering extruder as claimed in claim 1, wherein the side wall of the feeding pipe (7) is provided with a chute matched with the limiting plate (10).

6. The novel twin-screw rubber filtering extruder as claimed in claim 1, wherein the exhaust assembly comprises air outlet holes (13) and filter cotton (14), the top end of the extrusion box (2) is provided with a plurality of air outlet holes (13) distributed in an array, the filter cotton (14) is fixedly embedded and installed on the inner wall of the top of the extrusion box (2), and the filter cotton (14) and the air outlet holes (13) are vertically distributed.