CN215750656U

CN215750656U - Feeding device for PC single-screw extruder

Info

Publication number: CN215750656U
Application number: CN202122375135.4U
Authority: CN
Inventors: 何海潮; 师少江
Original assignee: Suzhou Jwell Machinery Co Ltd
Current assignee: Suzhou Jwell Machinery Co Ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-02-08
Anticipated expiration: 2031-09-29

Abstract

The application discloses a feeding device for PC single screw extruder, feeding device includes: the extruder comprises a hopper seat arranged on the extruder, a main feeding system, a side feeding system and a color master feeding system, wherein the main feeding system, the side feeding system and the color master feeding system are arranged on the hopper seat; the hopper seat is provided with a feeding hole and a discharging hole which are communicated with each other, and the discharging hole is communicated with a machine barrel of the extruder; the main feeding system comprises a main feeding hopper, and the main feeding hopper is communicated with the feeding hole; the side feeding system comprises a first machine cylinder communicated with the hopper seat and a side feeding hopper communicated with the first machine cylinder; the color master batch feeding system comprises a second machine barrel communicated with the hopper seat and a color master batch feeding hopper communicated with the second machine barrel; according to the feeding device, the hopper seat is connected with the main feeding system, the side feeding system and the color master feeding system, so that the feeding device can convey various materials to the extruder, and the use of a stirrer is omitted; the feeding device has the advantages of simple structure, small occupied area, convenient operation and low production cost.

Description

Feeding device for PC single-screw extruder

Technical Field

The application relates to the technical field of plastic production, in particular to a feeding device for a PC single-screw extruder.

Background

The extruder is widely used in related industries such as papermaking, plastic extrusion and the like, and with the development of science and technology and the improvement of market demands, the comprehensive performance of products is improved and the market demands are met by matching and making up various materials with different properties. At present, traditional setting is all through the mixer compounding, and the mixer structure is complicated, and is bulky, and area is big, has the residue of material in the mixer after the compounding, causes the waste of raw and other materials, and manufacturing cost is high.

Disclosure of Invention

The application aims to solve the problems of complex structure, large volume and high production cost in the prior art.

In order to achieve the purpose, the technical scheme is as follows: a feeding device for a PC single screw extruder, said feeding device comprising:

the hopper seat is arranged on the extruder and is provided with a feeding hole and a discharging hole which are communicated with each other, and the discharging hole is communicated with a machine barrel of the extruder;

the main feeding system comprises a main feeding hopper arranged on the hopper seat, and the main feeding hopper is communicated with the feeding hole;

the side feeding system comprises a first machine cylinder communicated with the hopper seat and a side feeding hopper arranged on the first machine cylinder, and the side feeding hopper is communicated with the first machine cylinder; and the number of the first and second groups,

the color master batch feeding system comprises a second machine barrel communicated with the hopper seat and a color master batch feeding hopper arranged on the second machine barrel, and the color master batch feeding hopper is communicated with the second machine barrel.

In the above technical solution, it is further preferable that a magnetic frame is provided in the hopper seat, the magnetic frame is provided at the discharge port, and the magnetic frame is used for adsorbing iron impurities in the material conveyed by each hopper.

In the above technical solution, it is further preferred that the main feeding system further includes a first adjusting assembly disposed between the main feeding hopper and the hopper seat, the first adjusting assembly includes a first guide rail and a first inserting plate, the first inserting plate can move back and forth between the main feeding hopper and the hopper seat along the first guide rail, and the first adjusting assembly is configured to adjust the flow rate of the material in the main feeding hopper into the hopper seat through the movement of the first inserting plate.

In the above technical solution, it is further preferred that the side feeding system further includes a second adjusting assembly disposed between the side feeding hopper and the first barrel, the second adjusting assembly includes a second guide rail and a second inserting plate, the second inserting plate can move back and forth between the side feeding hopper and the first barrel along the second guide rail, and the second adjusting assembly is configured to adjust a flow rate of the material in the side feeding hopper entering the first barrel through the movement of the second inserting plate.

In the above technical solution, it is further preferred that the color masterbatch feeding system further includes a third adjusting assembly disposed between the color masterbatch feeding hopper and the second cylinder, where the third adjusting assembly includes a third guide rail and a third inserting plate, the third inserting plate can move back and forth between the color masterbatch feeding hopper and the second cylinder along the third guide rail, and the third adjusting assembly is configured to adjust the flow rate of the material in the color masterbatch feeding hopper entering the second cylinder through the movement of the third inserting plate.

In the above technical solution, it is further preferable that the first barrel is connected with a first driving member in a transmission manner, and the first driving member drives the first screw rod in the first barrel to rotate around its own axis.

In the above technical solution, it is further preferable that the first driving member is a driving motor.

In the above technical solution, it is further preferable that a second driving member is connected to the second cylinder in a transmission manner, and the second driving member drives a second screw rod in the second cylinder to rotate around its own axis.

In the above technical solution, it is further preferable that the second driving member is a driving motor.

Compared with the prior art, the application has the following beneficial effects:

according to the feeding device, the hopper seat is connected with the main feeding system, the side feeding system and the color master feeding system, so that the feeding device can convey various materials to the extruder, and the use of a stirrer is omitted; the feeding device has the advantages of simple structure, small occupied area, convenient operation and low production cost.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a left side view of FIG. 1;

FIG. 4 is a cross-sectional view taken along A-A of FIG. 3;

fig. 5 is a schematic perspective view of the feeding device of fig. 1 mounted on an extruder.

Wherein: 1. a hopper base; 101. a feed inlet; 102. a discharge port; 11. a feed pipe; 12. a magnetic frame; 2. a main feeding system; 21. a main feeding hopper; 22. a first adjustment assembly; 221. a first guide rail; 222. a first board insert; 3. a side feeding system; 31. a side feeding hopper; 32. a second adjustment assembly; 321. a second guide rail; 322. a second board plug; 33. a first barrel; 331. a first screw; 34. a first driving member; 4. a color masterbatch feeding system; 41. a color master batch feeding hopper; 42. a third adjustment assembly; 421. a third guide rail; 422. a third board plug; 43. a second barrel; 431. a second screw; 44. a second driving member; 5. a support frame; 6. an extruder.

Detailed Description

To explain the technical content, the structural features, the achieved objects and the functions of the application in detail, the technical solutions in the embodiments of the application will be described below with reference to the drawings in the embodiments of the application, and it is obvious that the described embodiments are only a part of the embodiments of the application, and not all embodiments. In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a detailed description of various exemplary embodiments or implementations of the invention. However, various exemplary embodiments may be practiced without these specific details or with one or more equivalent arrangements. Moreover, the various exemplary embodiments may be different, but are not necessarily exclusive. For example, the particular shapes, configurations and characteristics of the exemplary embodiments may be used or implemented in another exemplary embodiment without departing from the inventive concept.

In the following, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

Further, spatially relative terms such as "under … …," "below," "over … …," "up," "over … …," "upper," "side" (e.g., as in "side wall"), and the like, in this application, thus describe one element's relationship to another (other) element as illustrated in the figures. Spatially relative terms are intended to encompass different orientations of the device in use, operation, and/or manufacture in addition to the orientation depicted in the figures.

The up-down direction in the embodiment of the present application is shown in fig. 2.

In the present application, unless expressly stated or limited otherwise, the term "coupled" is to be construed broadly, e.g., "coupled" may be a fixed connection, a removable connection, or an integral part; may be directly connected or indirectly connected through an intermediate.

The application provides a feeding device for a PC single-screw extruder, which is arranged on an extruder 6, is connected with a machine barrel of the extruder 6 and conveys materials into the machine barrel; as shown in fig. 1 to 5, the feeding device includes a hopper base 1, a main feeding system 2, a side feeding system 3, and a color masterbatch feeding system 4.

As shown in fig. 1, 3 and 4, the hopper base 1 includes a feeding pipe 11 and a magnetic frame 12 disposed inside the feeding pipe 11, the feeding pipe 11 has a feeding port 101 and a discharging port 102 communicated with each other, and the magnetic frame 12 is disposed at the discharging port 102; the hopper base 1 is arranged on a machine barrel of the extruder 6, and the discharge port 102 is communicated with the machine barrel.

As shown in fig. 1, 3 and 4, the main feeding system 2 comprises a main feeding hopper 21 and a first adjusting assembly 22, the main feeding hopper 21 is arranged on the hopper seat 1, and the first adjusting assembly 22 is arranged between the main feeding hopper 21 and the hopper seat 1; the first adjusting assembly 22 comprises a first guide rail 221 and a first inserting plate 222, the first guide rail 221 is connected with the first inserting plate 222 in a matching mode, the first inserting plate 222 can move back and forth along the first guide rail 221, when the first inserting plate 222 is completely blocked between the main feeding hopper 21 and the hopper seat 1, materials are retained in the main feeding hopper 21 under the prevention of the first inserting plate 222, when the first inserting plate 222 is removed from between the main feeding hopper 21 and the hopper seat 1, the main feeding hopper 21 is communicated with the feeding hole 101 of the feeding seat 1, and the materials are conveyed to the hopper seat 1 from the main feeding hopper 21. The first regulating assembly 22 regulates the flow of material from the main feed hopper 21 into the hopper base 1 by moving the first inserting plate 222 between the main feed hopper 21 and the hopper base 1.

As shown in fig. 1-3, the side feeding system 3 comprises a side feeding hopper 31, a second adjusting assembly 32 and a first cylinder 33, one end of the first cylinder 33 is communicated with the feeding pipe 11 of the hopper base 1, the other end is provided with a first driving member 34, the first driving member 34 is in transmission connection with a first screw 331 in the first cylinder 33, and the first driving member 34 drives the first screw 331 to rotate around its axis. The side feed hopper 31 is disposed on the first barrel 33, and the second regulating assembly 32 is disposed between the side feed hopper 31 and the first barrel 33. The second adjusting assembly 32 comprises a second guide rail 321 and a second inserting plate 322, the second inserting plate 322 is connected with the second guide rail 321 in a matching way, the second inserting plate 322 can move back and forth along the second guide rail 321, when the second inserting plate 322 is completely blocked between the side feeding hopper 31 and the first barrel 33, materials are detained in the side feeding hopper 31 under the prevention of the second inserting plate 322, when the second inserting plate 322 is removed from between the side feeding hopper 31 and the first barrel 33, the side feeding hopper 31 is communicated with the first barrel 33, the materials are conveyed into the first barrel 33 from the side feeding hopper 31, and the first screw 331 in the first barrel 33 rotates and conveys the materials into the hopper seat 1. The second regulating assembly 32 regulates the amount of flow of material from the side feed hopper 31 into the first barrel 33 by movement of the second gate plate between the side feed hopper 31 and the first barrel 33.

As shown in fig. 1-4, the color masterbatch feeding system 4 comprises a color masterbatch hopper 41, a third adjusting assembly 42 and a second cylinder 43, one end of the second cylinder 43 is communicated with the feeding pipe 11 of the hopper base 1, the other end is provided with a second driving member 44, the second driving member 44 is in transmission connection with a second screw 431 in the second cylinder 43, and the second driving member 44 drives the second screw 431 to rotate around the axis of the second driving member 431. The color masterbatch hopper 41 is disposed on the second barrel 43, and the third regulating member 42 is disposed between the color masterbatch hopper 41 and the second barrel 43. The third adjusting assembly 42 comprises a third guide rail 421 and a third inserting plate 422, the third inserting plate 422 and the third guide rail 421 are connected in a matching manner, the third inserting plate 422 can move back and forth along the third guide rail 421, when the third inserting plate 422 is completely blocked between the color master feeding hopper 41 and the second cylinder 43, the materials are retained in the color master feeding hopper 41 under the blocking of the third inserting plate 422, when the third inserting plate 422 is removed from between the color master feeding hopper 41 and the second cylinder 43, the color master feeding hopper 41 is communicated with the second cylinder 43, the materials are conveyed into the second cylinder 43 from the color master feeding hopper 41, and the second screw 431 in the second cylinder 43 rotates and conveys the materials into the hopper seat 1. The third gate 422 adjusts the amount of material flow from the color concentrate feed hopper 41 to the second barrel 43 by moving the third gate 422 between the color concentrate feed hopper 41 and the second barrel 43.

The first barrel 33 and the second barrel 43 are both attached to the side wall of the feed tube member 11 and communicate with the interior of the feed tube member 11. The first barrel 33 and the second barrel 43 are also at a 90 ° angle to ensure that the first screw 331 and the second screw 431 do not collide during feeding.

As shown in fig. 1, 2, 3 and 5, the feeding device further includes a support bracket 5 disposed below the side feeding system 3, the support bracket 5 being attached to the lower side of the first barrel 33 for maintaining the balance of the feeding device when the feeding device is mounted to the extruder 6.

In this embodiment, the first drive 34 and the second drive 44 are both drive motors that drive the screws within the corresponding barrels to rotate to agitate and convey the material into the hopper base 1.

Different materials are respectively put into the main feeding hopper 21, the side feeding hopper 31 and the color master feeding hopper 41, the first adjusting component 22, the second adjusting component 32 and the third adjusting component 42 are respectively adjusted to control the flow of the materials in the three hoppers into the hopper seat 1, the magnetic frame 12 in the hopper seat 1 adsorbs iron impurities in the materials conveyed by the three hoppers, and the clean materials with the impurities removed are conveyed to a machine barrel of the extruder 6 from the hopper seat 1.

According to the feeding device, the hopper seat 1 is connected with the main feeding system 2, the side feeding system 3 and the color master feeding system 4, so that the feeding device can convey various materials to an extruder, and a stirrer is omitted; the feeding device has the advantages of simple structure, small occupied area, convenient operation and low production cost.

The foregoing shows and describes the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are presented solely for purposes of illustrating the principles of the application, and that various changes and modifications may be made without departing from the spirit and scope of the application, which is defined by the appended claims, the specification, and equivalents thereof.

Claims

1. A feeding device for a PC single-screw extruder is characterized by comprising:

the hopper seat (1) is arranged on the extruder (6), the hopper seat (1) is provided with a feeding hole (101) and a discharging hole (102) which are communicated with each other, and the discharging hole (102) is communicated with a machine barrel of the extruder (6);

the main feeding system (2) comprises a main feeding hopper (21) arranged on the hopper seat (1), and the main feeding hopper (21) is communicated with the feeding hole (101);

a side feeding system (3) which comprises a first cylinder (33) communicated with the hopper seat (1) and a side feeding hopper (31) arranged on the first cylinder (33), wherein the side feeding hopper (31) is communicated with the first cylinder (33); and the number of the first and second groups,

the color master batch feeding system (4) comprises a second machine barrel (43) communicated with the hopper seat (1) and a color master batch feeding hopper (41) arranged on the second machine barrel (43), wherein the color master batch feeding hopper (41) is communicated with the second machine barrel (43).

2. A feeding device for PC single screw extruder as claimed in claim 1, wherein said hopper base (1) is provided with a magnetic frame (12), said magnetic frame (12) is provided at said discharge port (102), said magnetic frame (12) is used for adsorbing iron impurities in the material transported by each hopper.

3. A feeding device for a PC single screw extruder according to claim 1, wherein said main feeding system (2) further comprises a first regulating assembly (22) disposed between said main feeding hopper (21) and said hopper seat (1), said first regulating assembly (22) comprising a first guide rail (221) and a first insert plate (222), said first insert plate (222) being movable back and forth along said first guide rail (221) between said main feeding hopper (21) and said hopper seat (1), said first regulating assembly (22) being configured to regulate the flow rate of material in said main feeding hopper (21) into said hopper seat (1) by the movement of said first insert plate (222).

4. A feeding device for a PC single screw extruder according to claim 1, wherein said side feeding system (3) further comprises a second regulating assembly (32) disposed between said side feeding hopper (31) and said first barrel (33), said second regulating assembly (32) comprising a second guide rail (321) and a second insert plate (322), said second insert plate (322) being movable back and forth along said second guide rail (321) between said side feeding hopper (31) and said first barrel (33), said second regulating assembly (32) being configured to regulate the amount of flow of material in said side feeding hopper (31) into said first barrel (33) by the movement of said second insert plate (322).

5. A feeding device for PC single screw extruder as claimed in claim 1, wherein said color masterbatch feeding system (4) further comprises a third adjusting assembly (42) disposed between said color masterbatch hopper (41) and said second barrel (43), said third adjusting assembly (42) comprising a third guide rail (421) and a third insert plate (422), said third insert plate (422) being movable back and forth along said third guide rail (421) between said color masterbatch hopper (41) and said second barrel (43), said third adjusting assembly (42) being configured to adjust the amount of flow of material in said color masterbatch hopper (41) into said second barrel (43) by the movement of said third insert plate (422).

6. A feeding device for PC single screw extruder as claimed in claim 1, wherein a first driving member (34) is connected to the first barrel (33) in a transmission manner, and the first driving member (34) drives the first screw (331) in the first barrel (33) to rotate around its axis.

7. A feeding device for PC single-screw extruder according to claim 6, wherein said first driving member (34) is a driving motor.

8. A feeding device for PC single screw extruder as claimed in claim 1, wherein a second driving member (44) is connected to the second barrel (43) in a transmission manner, and the second driving member (44) drives the second screw (431) in the second barrel (43) to rotate around its axis.

9. A feeding device for PC single-screw extruder as claimed in claim 8, wherein said second driving member (44) is a driving motor.