CN215970026U

CN215970026U - Cooling mechanism of extruder

Info

Publication number: CN215970026U
Application number: CN202121756409.8U
Authority: CN
Inventors: 程杰; 申慧刚
Original assignee: Sichuan Zhongde Plastic Steel Profiles Co ltd
Current assignee: Sichuan Zhongde Plastic Steel Profiles Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-03-08
Anticipated expiration: 2031-07-29

Abstract

The utility model discloses a cooling mechanism of an extruder, which relates to the technical field of extruders and comprises a water tank for containing cooling water, wherein a material guide mechanism with the upper end lower than the water surface is arranged in the water tank, a water outlet pipe is arranged at the lower end of the water tank, the lower end of the water outlet pipe is detachably communicated with a filter box, the lower end of the filter box is detachably communicated with a return pipe, the end part of the return pipe is communicated with the water tank, a cooling assembly and a return water pump are arranged on the return pipe, and the filter box can be detached so as to be convenient for cleaning slag in the filter box.

Description

Cooling mechanism of extruder

Technical Field

The utility model relates to the technical field of extruders, in particular to a cooling mechanism of an extruder.

Background

An extruder is a machine used for plastic processing, so that materials can be fully plasticized and uniformly mixed.

When producing plastic material, the plastic material that extrudes from the bush department of extruder need just can carry out processing on next step through the cooling, and present cooling method mainly carries out with water-cooling mode, and is concrete, has placed the cooling water in the cooling trough, and plastic material is through the water in cooling trough to realize the cooling, but, plastic material and cooling water contact in-process, can produce the material sediment of certain quantity, and the material sediment can deposit in the cooling trough bottom, the clearance of not being convenient for.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: the utility model provides a cooling mechanism of an extruder, aiming at solving the problem that slag which is difficult to clean is generated in the cooling process of a plastic profile.

The utility model specifically adopts the following technical scheme for realizing the purpose:

the cooling mechanism of the extruder comprises a water tank containing cooling water, wherein a material guide mechanism with the upper end lower than the water surface is arranged in the water tank, a water outlet pipe is arranged at the lower end of the water tank, the lower end of the water outlet pipe is detachably communicated with a filter box, the lower end of the filter box is detachably communicated with a return pipe, the end part of the return pipe is communicated with the water tank, and a cooling assembly and a return water pump are arranged on the return pipe.

Further, the rose box includes upper end open-ended box, be equipped with the screen cloth in the box, it has the case lid to articulate on the box, the connection can be dismantled with the outlet pipe in case lid upper end, the connection can be dismantled to box lower extreme and back flow.

Furthermore, the water outlet pipe is in threaded connection with the box cover, and the lower end of the box body is in threaded connection with the return pipe.

Further, the cooling assembly comprises a heat exchanger provided on the return pipe.

Further, the material guiding mechanism comprises two outer material guiding rollers, two ends of each outer material guiding roller are rotatably connected with the water tank, a plurality of inner material guiding rollers are arranged between the two outer material guiding rollers, two ends of each inner material guiding roller are rotatably connected with the water tank, and the upper end of each inner material guiding roller is lower than the lower end of each outer material guiding roller.

Furthermore, one end of the water tank is close to a die of the extruder, the other end of the water tank is provided with a collecting tank, and the collecting tank is provided with a discharging guide mechanism.

Further, the discharging guide mechanism comprises a lower support rod arranged in the collecting tank, a lower guide roller is rotatably arranged on the lower support rod, an upper guide roller is arranged above the lower guide roller, a space for plastic profiles to pass through is formed between the lower guide roller and the upper guide roller, an upper support rod is rotatably arranged on the upper guide roller, and the upper support rod is fixedly arranged on the top of a workshop or on the rack.

Furthermore, a valve is arranged on the water outlet pipe.

The utility model has the following beneficial effects:

(1) the material slag generated in the contact process of the plastic section and the cooling water can be filtered by adopting a filter box, and the filter box can be detached, so that the material slag in the filter box can be conveniently cleaned;

(2) the guide mechanism wraps the outer guide roller, the plastic section passes through the lower part of the outer guide roller, then passes through the upper part of the inner guide roller, passes through the lower part of the other guide roller, and then penetrates out of the water tank, and the plastic section moves in the space between the outer guide roller and the inner guide roller, so that the plastic section is guided.

Drawings

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

reference numerals: 1-a reflux water pump, 2-a heat exchanger, 3-a box body, 4-a screen, 5-a box cover, 6-a water outlet pipe, 7-a valve, 8-a mouth mold, 9-a plastic section, 10-an outer guide roller, 11-an inner guide roller, 12-an upper guide roller, 13-an upper support rod, 14-a lower guide roller, 15-a lower support rod, 16-a collecting tank, 17-a water tank and 18-a reflux pipe.

Detailed Description

Example 1

Referring to fig. 1, the cooling mechanism of the extruder provided in the present embodiment includes a water tank 17 for containing cooling water, a material guiding mechanism with an upper end lower than a water surface is arranged in the water tank 17, a water outlet pipe 6 is arranged at a lower end of the water tank 17, a filter box is detachably communicated with a lower end of the water outlet pipe 6, a return pipe 18 is detachably communicated with a lower end of the filter box, an end of the return pipe 18 is communicated with the water tank 17, and a cooling module and a return water pump 1 are arranged on the return pipe 18.

The working principle is as follows: the material sediment that produces in 9 and the cooling water contact process of plastic material can adopt the rose box to filter, and the rose box can be dismantled, is convenient for clear up the material sediment in the rose box.

Example 2

Referring to fig. 1, the present embodiment is further improved on the basis of embodiment 1, specifically, the filter box includes a box body 3 with an opening at an upper end, a screen 4 is disposed in the box body 3, a box cover 5 is hinged to the box body 3, the upper end of the box cover 5 is detachably connected to a water outlet pipe 6, and the lower end of the box body 3 is detachably connected to a return pipe 18.

Example 3

Referring to fig. 1, the present embodiment is further improved on the basis of embodiment 2, specifically, the water outlet pipe 6 is in threaded connection with the tank cover 5, and the lower end of the tank 3 is in threaded connection with the return pipe 18.

Example 4

Referring to fig. 1, the present embodiment is further improved on the basis of embodiment 1, and specifically, the cooling module includes a heat exchanger 2 disposed on a return pipe 18.

Example 5

Referring to fig. 1, the embodiment is further improved on the basis of embodiment 1, and specifically, the material guiding mechanism includes two outer material guiding rollers 10, two ends of each outer material guiding roller 10 are rotatably connected to a water tank 17, a plurality of inner material guiding rollers 11 are disposed between the two outer material guiding rollers 10, two ends of each inner material guiding roller 11 are rotatably connected to the water tank 17, and an upper end of each inner material guiding roller 11 is lower than a lower end of each outer material guiding roller 10.

Example 6

Referring to fig. 1, in this embodiment, a further improvement is made on the basis of embodiment 1, specifically, one end of the water tank 17 is disposed near the die 8 of the extruder, and the other end is provided with a collecting tank 16, and the collecting tank 16 is provided with a discharging guide mechanism.

Example 7

Referring to fig. 1, the present embodiment is further improved on the basis of embodiment 6, specifically, the discharging guide mechanism includes a lower support rod 15 disposed in a collecting tank 16, a lower guide roller 14 is rotatably disposed on the lower support rod 15, an upper guide roller 12 is disposed above the lower guide roller 14, a space through which the plastic profile 9 passes is formed between the lower guide roller 14 and the upper guide roller 12, an upper support rod 13 is rotatably disposed on the upper guide roller 12, and the upper support rod 13 is fixedly disposed at the top of the plant.

Example 8

Referring to fig. 1, the present embodiment is further improved on the basis of embodiment 1, specifically, a valve 7 is disposed on the water outlet pipe 6, and after the water inlet pipe is closed, the filter box is convenient to detach.

Claims

1. The cooling mechanism of the extruder is characterized by comprising a water tank (17) containing cooling water, wherein a material guide mechanism with the upper end lower than the water surface is arranged in the water tank (17), a water outlet pipe (6) is arranged at the lower end of the water tank (17), the lower end of the water outlet pipe (6) is detachably communicated with a filter box, the lower end of the filter box is detachably communicated with a return pipe (18), the end part of the return pipe (18) is communicated with the water tank (17), and a cooling assembly and a return water pump (1) are arranged on the return pipe (18).

2. The cooling mechanism of the extruder according to claim 1, wherein the filter box comprises a box body (3) with an open upper end, a screen (4) is arranged in the box body (3), a box cover (5) is hinged on the box body (3), the upper end of the box cover (5) is detachably connected with the water outlet pipe (6), and the lower end of the box body (3) is detachably connected with the return pipe (18).

3. A cooling mechanism of an extruder according to claim 2, wherein the outlet pipe (6) is in threaded connection with the box cover (5), and the lower end of the box body (3) is in threaded connection with the return pipe (18).

4. A cooling mechanism of an extruder according to any one of claims 1-3, wherein the cooling unit comprises a heat exchanger (2) provided on the return pipe (18).

5. The cooling mechanism of an extruder according to any one of claims 1 to 3, wherein the material guiding mechanism comprises two outer material guiding rollers (10), two ends of the outer material guiding rollers (10) are rotatably connected with the water tank (17), a plurality of inner material guiding rollers (11) are arranged between the two outer material guiding rollers (10), two ends of the inner material guiding rollers (11) are rotatably connected with the water tank (17), and the upper ends of the inner material guiding rollers (11) are lower than the lower ends of the outer material guiding rollers (10).

6. A cooling mechanism for an extruder according to any one of claims 1 to 3, wherein the water trough (17) is provided at one end adjacent to the die (8) of the extruder and at the other end with a collecting trough (16), and wherein the collecting trough (16) is provided with a discharge guide mechanism.

7. The cooling mechanism of an extruder according to claim 6, wherein the discharging guide mechanism comprises a lower support rod (15) arranged in a collecting tank (16), a lower guide roller (14) is arranged on the lower support rod (15) in a rotating manner, an upper guide roller (12) is arranged above the lower guide roller (14), a space for the plastic profile (9) to pass through is formed between the lower guide roller (14) and the upper guide roller (12), an upper support rod (13) is arranged on the upper guide roller (12) in a rotating manner, and the upper support rod (13) is fixedly arranged on the top of a workshop or on a machine frame.

8. A cooling mechanism of an extruder according to any one of claims 1-3, wherein the outlet pipe (6) is provided with a valve (7).