CN209937639U

CN209937639U - Double-vacuum exhaust device of screw extruder for injection molding

Info

Publication number: CN209937639U
Application number: CN201920660991.4U
Authority: CN
Inventors: 宋钦兰
Original assignee: QINGDAO WEDONK POLYMER MATERIAL CO Ltd
Current assignee: QINGDAO WEDONK POLYMER MATERIAL CO Ltd
Priority date: 2019-05-09
Filing date: 2019-05-09
Publication date: 2020-01-14
Anticipated expiration: 2029-05-09

Abstract

The utility model discloses a mould plastics with two vacuum exhaust apparatus of screw extruder, including screw extruder outlet duct, inlet tube and atomizer, the top surface of screw extruder outlet duct is provided with the packing ring, and the packing ring installs the surface in pipeline left end bottom to pipeline's the outside is provided with connecting sleeve, pipeline's right-hand member fixed mounting has the filtration box, and filters the left side of box and seted up the inlet port, the inside of the outer frame of left end of filtering the box is provided with accomodates the groove, and accomodates the internally mounted in groove has the filter. This mould plastics with two vacuum exhaust apparatus of screw extruder, the staff makes the connecting sleeve screw thread rotate and carry out fixed work on the screw extruder outlet duct through the rotation to connecting sleeve, is convenient for carry out fixed work to pipeline, and the packing ring avoids gaseous junction from screw extruder outlet duct and pipeline to reveal simultaneously.

Description

Double-vacuum exhaust device of screw extruder for injection molding

Technical Field

The utility model relates to a screw extruder technical field specifically is a mould plastics with two vacuum exhaust apparatus of screw extruder.

Background

The screw extruder is a device for plasticizing and mixing materials by pressure and shearing force generated when a screw rotates, is convenient for processing and forming the materials, and needs to be assisted by a belt exhaust device during the operation of the screw extruder.

Common two vacuum exhaust apparatus of screw extruder in the existing market, in the work of carrying out injection moulding processing to the material, the in-process filter effect that discharges gas is more weak, and it is convenient inadequately to the work of taking out of the inside filter equipment of this exhaust apparatus simultaneously, can't be quick take out filter equipment back and clear up, to above-mentioned problem, carry out the innovative design on original two vacuum exhaust apparatus of screw extruder's basis.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould plastics with two vacuum exhaust apparatus of screw extruder to solve the two vacuum exhaust apparatus of common screw extruder on the existing market that provide in the above-mentioned background art, in the work of carrying out injection moulding processing to the material, the in-process filter effect that discharges is carried out to gas is more weak, and it is convenient inadequately to the work of taking out of the inside filter equipment of this exhaust apparatus simultaneously, can't be quick take out the problem of clearing up with filter equipment after.

In order to achieve the above object, the utility model provides a following technical scheme: a double-vacuum exhaust device of a screw extruder for injection molding comprises a screw extruder outlet pipe, a water inlet pipe and an atomizing nozzle, wherein a gasket is arranged on the top surface of the screw extruder outlet pipe, the gasket is arranged on the outer surface of the bottom of the left end of a conveying pipeline, a connecting sleeve is arranged on the outer side of the conveying pipeline, a filtering box body is fixedly arranged at the right end of the conveying pipeline, an air inlet hole is formed in the left side of the filtering box body, a containing groove is formed in the inner part of a left end outer frame of the filtering box body, a filtering plate is arranged in the containing groove, activated carbon is filled in the filtering plate, a filtering net is arranged on the outer surface of the filtering plate, a sealing plate is arranged in the top end of the filtering plate and is arranged on the bottom surface of a limiting plate, a limiting hole is formed in the limiting plate, connecting spring is installed in the outside of gag lever post, and inside connecting spring was located the outer frame of filtering the box, the inlet tube is installed in the inside of filtering the box, and the inlet tube passes and filters the box to atomizer is installed to the bottom of inlet tube.

Preferably, the connecting sleeve and the conveying pipeline form a sliding structure, and the connecting sleeve is in threaded connection with the air outlet pipe of the screw extruder.

Preferably, the limiting plate is connected with the filter plate in a clamping manner through the sealing plate, and the filter plate and the filter box body form a sliding structure through the accommodating groove.

Preferably, the limiting rod and the filtering box body form a telescopic structure through a connecting spring, and the limiting rod is connected with the limiting hole in a clamping manner.

Preferably, the number of the limiting rods is 2, and the 2 limiting rods are symmetrically distributed around the longitudinal center line of the filtering box body.

Preferably, the inlet tube and the filtering box body are of an integrated structure, and the outer side of the bottom end in the filtering box body is of an inclined structure.

Compared with the prior art, the beneficial effects of the utility model are that: the double-vacuum exhaust device of the screw extruder for injection molding,

1. the worker rotates the connecting sleeve to enable the connecting sleeve to rotate to the air outlet pipe of the screw extruder to perform fixing work through rotating the connecting sleeve, so that the conveying pipeline can be conveniently fixed, and meanwhile, the gasket prevents gas from leaking from the connecting part of the air outlet pipe of the screw extruder and the conveying pipeline;

2. the filter plate is slidably arranged inside the filter box body through the accommodating groove, so that the subsequent taking-out and cleaning work of the filter plate is facilitated, and meanwhile, the gas can be filtered through the active carbon and the filter screen in the filter plate;

3. the filter is installed and is accomodate the inside back in groove, and the gag lever post is connected the position that makes the limiting plate with the block in spacing hole and is fixed to carry out the fixed work through the limiting plate to the position of filter, the fixed work in position is relieved in the pulling of accessible gag lever post simultaneously.

Drawings

FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of a side-view connection structure of the filter plate and the filter screen according to the present invention;

fig. 4 is a schematic view of the side view section connecting structure of the filtering plate and the filtering box of the present invention.

In the figure: 1. an air outlet pipe of the screw extruder; 2. a gasket; 3. a delivery conduit; 4. a connecting sleeve; 5. a filter box body; 6. an air inlet; 7. a receiving groove; 8. a filter plate; 9. activated carbon; 10. a filter screen; 11. a sealing plate; 12. a limiting plate; 13. a limiting hole; 14. a limiting rod; 15. a connecting spring; 16. a water inlet pipe; 17. an atomizing spray head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a double-vacuum exhaust device of a screw extruder for injection molding comprises a screw extruder air outlet pipe 1, a water inlet pipe 16 and an atomizing spray head 17, wherein a gasket 2 is arranged on the top surface of the screw extruder air outlet pipe 1, the gasket 2 is arranged on the outer surface of the bottom of the left end of a conveying pipeline 3, a connecting sleeve 4 is arranged on the outer side of the conveying pipeline 3, a filtering box body 5 is fixedly arranged at the right end of the conveying pipeline 3, an air inlet hole 6 is formed in the left side of the filtering box body 5, an accommodating groove 7 is formed in the outer frame of the left end of the filtering box body 5, a filtering plate 8 is arranged in the accommodating groove 7, activated carbon 9 is filled in the filtering plate 8, a filtering net 10 is arranged on the outer surface of the filtering plate 8, a sealing plate 11 is arranged in the top end of the filtering plate 8, the sealing plate 11 is arranged on the bottom surface of, the limiting rod 14 is installed on the filtering box body 5, the connecting spring 15 is installed on the outer side of the limiting rod 14, the connecting spring 15 is located inside the outer frame of the filtering box body 5, the water inlet pipe 16 is installed inside the filtering box body 5, the water inlet pipe 16 penetrates through the filtering box body 5, and the bottom of the water inlet pipe 16 is provided with the atomizing nozzle 17;

the connecting sleeve 4 and the conveying pipeline 3 form a sliding structure, and the connecting sleeve 4 is in threaded connection with the air outlet pipe 1 of the screw extruder, so that a worker can fixedly install the conveying pipeline 3 on the top surface of the air outlet pipe 1 of the screw extruder by the connecting sleeve 4 through rotating the connecting sleeve 4;

the limiting plate 12 is connected with the filter plate 8 in a clamping manner through the sealing plate 11, and the filter plate 8 and the filter box body 5 form a sliding structure through the accommodating groove 7, so that the inside of the filter plate 8 can be conveniently sealed, and meanwhile, the filter plate 8 can be taken out or mounted in a sliding manner through the accommodating groove 7;

the limiting rod 14 and the filtering box body 5 form a telescopic structure through a connecting spring 15, the connecting mode of the limiting rod 14 and the limiting hole 13 is clamping connection, the position of the limiting plate 12 is fixed through clamping of the limiting rod 14 and the limiting hole 13, and therefore the position of the filtering plate 8 in the accommodating groove 7 is fixed through the limiting plate 12;

the number of the limiting rods 14 is 2, and the 2 limiting rods 14 are symmetrically distributed about the longitudinal center line of the filtering box body 5, so that the stability of fixing the limiting plate 12 is improved, and the phenomenon that the limiting plate 12 is loosened is prevented;

the water inlet pipe 16 and the filtering box body 5 are of an integrated structure, the outer side of the bottom end inside the filtering box body 5 is of an inclined structure, the stability of the water inlet pipe 16 is improved, and meanwhile water mist sprayed by the atomizing nozzle 17 is convenient to discharge.

The working principle is as follows: according to the figure 1, firstly, a gasket 2 on the bottom surface of the left end of a conveying pipeline 3 is attached and connected with the top surface of an air outlet pipe 1 of a screw extruder, then a connecting sleeve 4 is rotated to enable the connecting sleeve 4 to be in threaded connection with the air outlet pipe 1 of the screw extruder, so that the top surface inside the connecting sleeve 4 is attached and connected with the gasket 2 to be in threaded fixing operation, meanwhile, the connecting sleeve 4 slides on the conveying pipeline 3, then a water inlet pipe 16 is in threaded connection with a water conveying pipe, water enters the inside of the water inlet pipe 16 through the water conveying pipe and is sprayed out through an atomizing nozzle 17, and the sprayed water flow is discharged through an outlet at the bottom of a filtering box body 5 and a pipeline;

according to the figures 1-4, the gas in the screw extruder is discharged through the outlet pipe 1 of the screw extruder, so that the gas enters the conveying pipe 3, then the gas in the conveying pipe 3 flows into the inlet hole 6, the gas passes through the filter plate 8 through the filter screen 10 and the activated carbon 9 and enters the filtering box 5, so that the gas is filtered through the water mist sprayed by the atomizing nozzle 17, and then the filtered gas is discharged through the outlet on the right side of the filtering box 5 and the pipeline;

according to fig. 4, when the filter plate 8 needs to be taken out and cleaned, the limiting rod 14 is manually pulled to slide the limiting rod 14 outwards on the filter box body 5, so that the limiting rod 14 is separated from the limiting hole 13, then the limiting plate 12 is pulled to drive the filter plate 8 to slide and take out from the accommodating groove 7 through the sealing plate 11, and the filter plate 8 is taken out, so that the working process of the whole device is completed.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mould plastics with two vacuum exhaust apparatus of screw extruder, includes screw extruder outlet duct (1), inlet tube (16) and atomizer (17), its characterized in that: the top surface of the air outlet pipe (1) of the screw extruder is provided with a gasket (2), the gasket (2) is arranged on the outer surface of the bottom of the left end of the conveying pipeline (3), the outer side of the conveying pipeline (3) is provided with a connecting sleeve (4), the right end of the conveying pipeline (3) is fixedly provided with a filtering box body (5), the left side of the filtering box body (5) is provided with an air inlet (6), the inside of the left end outer frame of the filtering box body (5) is provided with a containing groove (7), the inside of the containing groove (7) is provided with a filtering plate (8), the inside of the filtering plate (8) is filled with active carbon (9), the outer surface of the filtering plate (8) is provided with a filtering net (10), the top end of the filtering plate (8) is internally provided with a sealing plate (11), the sealing plate (11) is arranged on the bottom surface of a, and spacing hole (13) and gag lever post (14) interconnect to gag lever post (14) are installed on filtering box (5), coupling spring (15) are installed in the outside of gag lever post (14), and inside coupling spring (15) are located the outer frame of filtering box (5), inlet tube (16) are installed in the inside of filtering box (5), and inlet tube (16) pass filtering box (5) to atomizer (17) are installed to the bottom of inlet tube (16).

2. The double-vacuum exhaust device of the screw extruder for injection molding according to claim 1, wherein: the connecting sleeve (4) and the conveying pipeline (3) form a sliding structure, and the connecting sleeve (4) is in threaded connection with the air outlet pipe (1) of the screw extruder.

3. The double-vacuum exhaust device of the screw extruder for injection molding according to claim 1, wherein: the limiting plate (12) is connected with the filter plate (8) in a clamping manner through the sealing plate (11), and the filter plate (8) and the filter box body (5) form a sliding structure through the accommodating groove (7).

4. The double-vacuum exhaust device of the screw extruder for injection molding according to claim 1, wherein: the limiting rod (14) and the filtering box body (5) form a telescopic structure through a connecting spring (15), and the limiting rod (14) is connected with the limiting hole (13) in a clamping mode.

5. The double-vacuum exhaust device of the screw extruder for injection molding according to claim 1, wherein: the number of the limiting rods (14) is 2, and the 2 limiting rods (14) are symmetrically distributed about the longitudinal central line of the filtering box body (5).

6. The double-vacuum exhaust device of the screw extruder for injection molding according to claim 1, wherein: the water inlet pipe (16) and the filtering box body (5) are of an integrated structure, and the outer side of the bottom end in the filtering box body (5) is of an inclined structure.