CN216993008U

CN216993008U - Barrel structure of screw extruder

Info

Publication number: CN216993008U
Application number: CN202220597827.5U
Authority: CN
Inventors: 严钧
Original assignee: Kunshan Yunrong New Material Technology Co ltd
Current assignee: Kunshan Yunrong New Material Technology Co ltd
Priority date: 2022-03-19
Filing date: 2022-03-19
Publication date: 2022-07-19
Anticipated expiration: 2032-03-19

Abstract

The utility model discloses a machine barrel structure of a screw extruder, which comprises an extrusion barrel body, wherein one end of the extrusion barrel body is provided with an extrusion head, the upper side of one end of the extrusion barrel body is provided with a feed inlet, the inside of the extrusion barrel body is provided with an insertion groove, the extrusion barrel body at one end of the insertion groove is provided with an insertion port, the insertion port and the insertion groove are internally inserted with an inner barrel body in a sliding way, the inside of the extrusion barrel body is provided with a transmission shaft, the outer side of the transmission shaft is provided with a spiral conveying blade, one end of the transmission shaft is connected with a motor in a transmission way, and the lower side of one end of the extrusion barrel body is provided with a slag cleaning port. Is convenient for slag removal and slag discharge treatment.

Description

Barrel structure of screw extruder

Technical Field

The utility model relates to the technical field of extruders, in particular to a barrel structure of a screw extruder.

Background

Extruders belong to one of the classes of plastic machines, originating from the 18 th century. 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. Among the extruders, in general, the most basic and most common is the single screw extruder. It mainly comprises: the device comprises six parts, namely a transmission part, a feeding device, a charging barrel, a screw, a machine head, a die and the like.

The double screw extruder processing technology field that application number is CN202022428173.7 among the prior art, specifically speaking relates to an improved generation double screw extruder barrel structure, including the extruder shell, the extruder shell includes magazine, casing, ejection of compact body, the top intercommunication of casing has the magazine, one side of casing is connected with the material body of appearing, the internally mounted of casing has double screw equipment, double screw equipment includes connecting device, the body of rod, double screw cup joints device, motor, connecting device is connected with the body of rod, the body of rod is installed the double screw cup joints the device, install in the connecting device the motor. The double-screw extruder barrel structure has the advantages that the double-screw working device in the double-screw extruder barrel structure is detachable, and the later-stage device is convenient to overhaul and maintain. However, the maintenance or cleaning of the interior of the extruder housing is inconvenient, and the barrel is inconvenient to assemble and disassemble.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a machine barrel structure of a screw extruder, which aims to solve the problems that the inside of an extruder shell is inconvenient to overhaul, maintain or clean in the prior art, and the disassembly and assembly operation of a barrel is inconvenient.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a screw extruder's barrel structure, is including extruding the barrel, extrude barrel one end and install and extrude the head, extrude barrel one end upside and install the feed inlet, extrude the inside inserting groove of having seted up of barrel, the interface has been seted up on the barrel of extruding of inserting groove one end, it is equipped with interior barrel to slide to insert in interface and the inserting groove, it has the transmission shaft to extrude barrel internally mounted, the auger delivery blade is installed in the transmission shaft outside, transmission shaft one end transmission is connected with the motor, extrude barrel one end downside and install the scarfing cinder mouth.

Furthermore, extrude first one end and extrude barrel one end threaded connection, extrude first one end inside and seted up the extrusion mouth.

Furthermore, one end of the inner cylinder body is in an opening shape, and the inner cylinder body is made of stainless steel materials.

Furthermore, a first slide hole is formed in the lower side of the inner cylinder, a second slide hole is formed in the upper side of the inner cylinder, and the first slide hole and the second slide hole are connected with the insertion port of the side wall of the extrusion cylinder in a sliding mode.

Furthermore, a sealing gasket is arranged on the inner wall of the plug interface and adopts a rubber gasket.

Further, a handle is installed at one end of the inner cylinder, and a valve is installed on the slag removing opening.

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

1. according to the utility model, the insertion groove is formed in the extrusion cylinder body, the insertion port is formed in the extrusion cylinder body at one end of the insertion groove, the inner cylinder body is inserted in the insertion port and the insertion groove in a sliding manner, and the handle is arranged at one end of the inner cylinder body, so that the inner cylinder body can be horizontally pushed and pulled out through the handle, the inner cylinder body can be conveniently maintained or cleaned, and the inner cylinder body is convenient and quick to disassemble and assemble.

2. In the utility model, the lower side of one end of the extrusion cylinder body is provided with the slag removing port, so that slag removing and slag discharging treatment can be conveniently carried out on the inner part of one end of the extrusion cylinder body, and the slag removing port is provided with the valve, so that the opening and closing of the slag removing port can be conveniently controlled.

3. According to the utility model, the sealing gasket is arranged on the inner wall of the insertion opening, and the sealing gasket is made of the rubber gasket, so that the sealing performance of the sliding insertion of the insertion opening of the inner cylinder body and the extrusion cylinder body is improved conveniently, and the sealing effect is better.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a main sectional view of the overall structure of the present invention;

FIG. 2 is a left side view of the extrusion barrel construction of the present invention;

fig. 3 is a schematic view of the structure of the inner cylinder body of the utility model.

In the figure: 1. extruding the cylinder; 2. an extrusion head; 3. an extrusion nozzle; 4. an interface; 5. an inner cylinder; 6. a drive shaft; 7. a screw conveying blade; 8. a motor; 9. a first slide hole; 10. a second slide hole; 11. a handle; 12. a slag removal port; 13. a valve; 14. a feed inlet; 15. inserting grooves; 16. and a gasket.

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 and 3, in an embodiment of the present invention, a barrel structure of a screw extruder includes an extrusion barrel 1, an extrusion head 2 is installed at one end of the extrusion barrel 1, a feed inlet 14 is installed at an upper side of one end of the extrusion barrel 1, an insertion groove 15 is formed inside the extrusion barrel 1, an insertion port 4 is formed on the extrusion barrel 1 at one end of the insertion groove 15, an inner barrel 5 is slidably inserted in the insertion port 4 and the insertion groove 15, so that the inner barrel 5 and the extrusion barrel 1 can be horizontally pushed and pulled out through a handle 11, thereby facilitating maintenance or cleaning of the inner barrel, the inner barrel 5 is conveniently and quickly disassembled and assembled, a transmission shaft 6 is installed inside the extrusion barrel 1, a screw conveying blade 7 is installed outside the transmission shaft 6, a motor 8 is connected to one end of the transmission shaft 6, and the motor 8 can drive the transmission shaft 6 and the screw conveying blade 7 to rotate at a high speed to perform extrusion material processing, the lower side of one end of the extrusion cylinder body 1 is provided with a slag removal port 12, which is convenient for slag removal and slag removal treatment of the interior of one end of the extrusion cylinder body 1.

Preferably, extrude 2 one ends of head and extrude 1 one end threaded connection of barrel, extrude 2 inside extrusion nozzle 3 of having seted up in one end of head, be convenient for extrude of material.

Preferably, 5 one end of interior barrel is the opening form, and interior barrel 5 adopts stainless steel material structure, and structural strength is high, is convenient for improve the life of interior barrel 5.

Preferably, the lower side of the inner cylinder body 5 is provided with a first slide hole 9, the upper side of the inner cylinder body 5 is provided with a second slide hole 10, the first slide hole 9 and the second slide hole 10 are in sliding connection with the insertion port 4 on the side wall of the extrusion cylinder body 1, the lower part of the feed inlet 14 is arranged in a manner of sliding to penetrate through the first slide hole 9, and the feed inlet 14, the second slide hole 10, the first slide hole 9 and the slag removal port 12 are arranged on the same longitudinal axis, so that the feeding and discharging treatment is facilitated.

Preferably, the inner wall of the socket 4 is provided with a sealing gasket 16, and the sealing gasket 16 is made of a rubber gasket, so that the sealing performance of the sliding insertion of the inner cylinder 5 and the socket 4 of the extrusion cylinder 1 is improved, and the sealing effect is good.

Preferably, one end of the inner cylinder 5 is provided with a handle 11, which is convenient for the horizontal push-pull movement of the inner cylinder 5 for use and treatment, and the slag removing opening 12 is provided with a valve 13, which is convenient for controlling the opening and closing of the slag removing opening 12.

The working principle and the using process of the utility model are as follows: the inserting groove 15 is formed in the extruding cylinder body 1, the inserting port 4 is formed in the extruding cylinder body 1 at one end of the inserting groove 15, the inner cylinder body 5 is inserted in the inserting port 4 and the inserting groove 15 in a sliding mode, the handle 11 is installed at one end of the inner cylinder body 5, the inner cylinder body 5 and the extruding cylinder body 1 can be horizontally pushed and pulled out through the handle 11, accordingly, overhauling, maintenance or cleaning treatment can be conveniently conducted on the inner cylinder body 5, and the inner cylinder body 5 is convenient and rapid to disassemble and assemble; and through the slag removal port 12 that is installed to extrude barrel 1 one end downside, be convenient for to extrude barrel 1 one end inside carry out the slagging-off and arrange the sediment and handle, install valve 13 on the slag removal port 12 in addition, be convenient for control the switching of slag removal port 12.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a barrel structure of screw extruder, includes and extrudes barrel (1), its characterized in that: extrude barrel (1) one end and install extrusion head (2), extrude barrel (1) one end upside and install feed inlet (14), extrude barrel (1) inside and seted up inserting groove (15), inserting groove (15) one end extrude and seted up interface (4) on barrel (1), slide in inserting and be equipped with interior barrel (5) in inserting groove (4) and inserting groove (15), extrude barrel (1) internally mounted and have transmission shaft (6), spiral delivery blade (7) are installed in transmission shaft (6) outside, transmission shaft (6) one end transmission is connected with motor (8), extrude barrel (1) one end downside and install slag removal mouth (12).

2. The barrel structure of a screw extruder according to claim 1, wherein: extrude first (2) one end and extrude barrel (1) one end threaded connection, extrude first (2) one end inside and seted up extrusion nozzle (3).

3. The barrel structure of a screw extruder according to claim 1, wherein: one end of the inner cylinder body (5) is in an open shape, and the inner cylinder body (5) is made of stainless steel materials.

4. The barrel structure of a screw extruder according to claim 1, wherein: a first sliding hole (9) is formed in the lower side of the inner barrel (5), a second sliding hole (10) is formed in the upper side of the inner barrel (5), and the first sliding hole (9) and the second sliding hole (10) are connected with the inserting port (4) in the side wall of the extrusion barrel (1) in a sliding mode.

5. The barrel structure of a screw extruder according to claim 1, wherein: a sealing gasket (16) is installed on the inner wall of the inserting port (4), and the sealing gasket (16) is a rubber gasket.

6. The barrel structure of a screw extruder according to claim 1, wherein: a handle (11) is installed at one end of the inner cylinder body (5), and a valve (13) is installed on the slag removing opening (12).