CN210552885U

CN210552885U - Novel reciprocating type single screw extruder

Info

Publication number: CN210552885U
Application number: CN202020472448.4U
Authority: CN
Inventors: 张志胜; 张志强
Original assignee: Weifang Shengda Pipe Co ltd
Current assignee: Weifang Shengda Pipe Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-05-19
Anticipated expiration: 2030-04-03

Abstract

The utility model discloses a novel reciprocating single screw extruder, which comprises a machine body, wherein a fixed plate is fixedly connected with the bottom end of one side of the machine body, a motor is fixedly connected with the upper end of the fixed plate, a driving shaft is fixedly connected with the driving end of the motor, a rolling bearing is fixedly connected with the middle part of one side of the machine body, which is close to the motor, a screw is fixedly connected with the middle part of the rolling bearing, a discharge port is fixedly connected with the other end of the machine body, a feed inlet is arranged at the position, which is close to the motor, of the upper end of the machine body, a threaded rod is respectively and rotatably connected with the upper side and the lower side of the machine body, the utility model is provided with structural components, such as a motor, a threaded rod, a scraping plate, a threaded sleeve, a connecting rod, a groove, the cleaning difficulty of the device is reduced, and the working efficiency is improved.

Description

Novel reciprocating type single screw extruder

Technical Field

The utility model relates to a single screw extruder field especially relates to a novel reciprocating type single screw extruder.

Background

With the rapid development of polymer material industry in plastic processing industry, the development and application of reciprocating single-screw extruders are attracting attention. The performances of single-screw and double-screw extruders which are dominant in the extrusion industry cannot meet the requirements of modification such as blending, filling, reinforcing, toughening and the like. The use of reciprocating single screw extruders for the production of high technical content, high value added products is becoming a trend. The reciprocating single-screw intensive mixer has the characteristics of uniform shearing, high dispersion, high filling, melt stretching and the like. The single and double screw extruder has the advantages of wide application range, and the material may be mixed, plasticized, dispersed, sheared, stretched, degassed and pelletized in one machine with interface area greater than that of common shearing flow.

The traditional reciprocating single-screw extruder has a simple structure, cannot be automatically cleaned, and processed raw materials can be attached to the inner side wall of the extruder body, so that the working efficiency is gradually reduced along with time, and the discharge bin is easily blocked, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a novel reciprocating single-screw extruder.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel reciprocating single-screw extruder comprises a extruder body, wherein a fixed plate is fixedly connected to the bottom end of one side of the extruder body, an electric motor is fixedly connected to the upper end of the fixed plate, a driving shaft is fixedly connected to the driving end of the electric motor, a rotary bearing is fixedly connected to the middle portion of one side of the extruder body, which is close to the electric motor, a screw rod is fixedly connected to the middle portion of the rotary bearing, a discharge port is fixedly connected to the other end of the extruder body, a feed inlet is formed in the upper end of the extruder body, which is close to the electric motor, threaded rods are respectively rotatably connected to the upper side and the lower side of the extruder body, a motor is fixedly connected to the upper side of the discharge port on the surface of the extruder body, a scraping plate is contacted to the surface of the inner side, the upper side and the lower side of the surface of one side, close to the scraping plate, of the threaded sleeve are fixedly connected with connecting rods respectively, the other end of each connecting rod is fixedly connected with the surface of the scraping plate, a sliding block is fixedly connected to one side, close to the machine body, of the threaded sleeve, and supporting legs are fixedly connected to two sides of the bottom end of the machine body respectively.

As a further description of the above technical solution:

the other end of the driving shaft is fixedly connected with the screw rod.

As a further description of the above technical solution:

the diameter size of the through hole is larger than that of the threaded rod.

As a further description of the above technical solution:

the upper side and the lower side of the inner side wall of the machine body are respectively provided with a groove, and one end of the sliding block is embedded into the grooves.

As a further description of the above technical solution:

the output end of the motor is fixedly connected with the threaded rod.

As a further description of the above technical solution:

the motor and the motor are electrically connected with a power supply and a switch respectively.

The utility model discloses following beneficial effect has:

the utility model discloses a set up motor, threaded rod, scrape flitch, thread bush, connecting rod, recess and slider isotructure component, made the thread bush remove on the threaded rod surface through rotating the threaded rod, the drive is scraped the flitch and is removed on the inside wall surface of organism to scrape the organism inside wall attachment, reduce the washing degree of difficulty of device, improve work efficiency.

Drawings

FIG. 1 is a side view of a novel reciprocating single screw extruder provided by the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a schematic view of a scraper plate of a novel reciprocating single screw extruder provided by the present invention;

FIG. 4 is a cross-sectional view of the body of a novel reciprocating single screw extruder provided by the present invention;

fig. 5 is an enlarged view at B in fig. 4.

Illustration of the drawings:

1. a body; 2. a screw; 3. a fixing plate; 4. an electric motor; 5. a drive shaft; 6. a rotating bearing; 7. a feed inlet; 8. a threaded rod; 9. a motor; 10. a discharge port; 11. a support leg; 12. a scraping plate; 13. a connecting rod; 14. a groove; 15. a threaded sleeve; 16. a slider; 17. and a through hole.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides an embodiment: a novel reciprocating single-screw extruder comprises a machine body 1, a fixed plate 3 is fixedly connected to the bottom end of one side of the machine body 1 and used for fixing a motor 4, the upper end of the fixed plate 3 is fixedly connected with the motor 4 and outputs power for rotating a screw rod 2, a driving end of the motor 4 is fixedly connected with a driving shaft 5 and transmits power, a rotating bearing 6 is fixedly connected to the middle of one side of the machine body 1 close to the motor 4 to realize the rotation of the screw rod 2, the screw rod 2 is fixedly connected to the middle of the rotating bearing 6, a discharging port 10 is fixedly connected to the other end of the machine body 1, a feeding port 7 is arranged at the position, close to the motor 4, of the upper end of the machine body 1, threaded rods 8 are respectively and rotatably connected to the upper side and the lower side of the machine body 1, the movement of a threaded, the surface of the inner side wall of the machine body 1 is contacted with a scraping plate 12 and used for cleaning attachments on the inner side wall of the machine body 1, through holes 17 are respectively formed in the upper end and the lower end of the scraping plate 12, a threaded rod 8 penetrates through the through holes 17 to realize the free movement of the scraping plate 12, a threaded sleeve 15 is in threaded connection with one side of the scraping plate 12 on the surface of the threaded rod 8, the threaded sleeve 15 moves back and forth through the rotation of the threaded rod 8, connecting rods 13 are respectively and fixedly connected with the upper side and the lower side of one side surface of the threaded sleeve 15 close to the scraping plate 12, the other end of the connecting rod 13 is fixedly connected with the surface of the scraping plate 12, the scraping plate 12 is driven to move through the threaded sleeve 15, a sliding block 16 is fixedly connected with one side of the threaded sleeve 15 close to the machine body 1, the movement direction of the threaded sleeve 15 can be limited through a, supporting the device.

The other end of the driving shaft 5 is fixedly connected with the screw rod 2 to transmit power. The diameter of the through hole 17 is larger than that of the threaded rod 8, so that the scraping plate 12 is prevented from rubbing the threaded rod 8 in the movement process. The upper side and the lower side of the inner side wall of the machine body 1 are respectively provided with a groove 14, and one end of a sliding block 16 is embedded into the groove 14 to limit the movement direction of a threaded sleeve 15. The output end of the motor 9 is fixedly connected with the threaded rod 8 to transmit power. The motor 4 and the motor 9 are electrically connected with a power supply and a switch respectively to realize the control of the device.

The working principle is as follows: when the cleaning machine needs to be cleaned, the motor 9 is driven, the threaded rod 8 rotates, the groove 14 limits the moving direction of the sliding block 16, the sliding block 16 is fixedly connected with the threaded sleeve 15, the threaded sleeve 15 is in threaded connection with the threaded rod 8, the threaded sleeve 15 moves along the direction of the threaded rod 8 along with the rotation of the threaded rod 8, the connecting rod 13 is fixedly connected with the scraping plate 12 and the threaded sleeve 15, the scraping plate 12 moves along with the threaded sleeve 15, the attachments on the inner side wall of the machine body 1 are scraped, and meanwhile, the threaded sleeve 15 on the lower side is driven to move together in the moving process of the scraping plate 12, so that the threaded rod 8 on the lower side is driven.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a novel reciprocating type single screw extruder, includes organism (1), its characterized in that: a fixed plate (3) is fixedly connected to the bottom end of one side of the machine body (1), a motor (4) is fixedly connected to the upper end of the fixed plate (3), a driving shaft (5) is fixedly connected to the driving end of the motor (4), a rotary bearing (6) is fixedly connected to the middle of one side of the machine body (1) close to the motor (4), a screw rod (2) is fixedly connected to the middle of the rotary bearing (6), a discharge port (10) is fixedly connected to the other end of the machine body (1), a feed port (7) is formed in the position of the upper end of the machine body (1) close to the motor (4), threaded rods (8) are respectively and rotatably connected to the upper side and the lower side of the machine body (1), a motor (9) is fixedly connected to the upper side of the discharge port (10) on the surface of the machine body, the scraper is characterized in that through holes (17) are respectively formed in the upper end and the lower end of the scraper plate (12), the threaded rod (8) penetrates through the through holes (17), one side of the threaded rod (8) is located on the surface of the scraper plate (12) and is in threaded connection with a threaded sleeve (15), the threaded sleeve (15) is close to one side of the surface of the scraper plate (12), two sides of the upper side and the lower side of the surface of the lower side of the threaded sleeve are respectively and fixedly connected with a connecting rod (13), the other end of the connecting rod (13) is fixedly connected with the surface of the scraper plate (12), one side of the threaded sleeve (15) is close to a sliding block (16) fixedly connected with.

2. The novel reciprocating single screw extruder of claim 1, wherein: the other end of the driving shaft (5) is fixedly connected with the screw rod (2).

3. The novel reciprocating single screw extruder of claim 1, wherein: the diameter of the through hole (17) is larger than that of the threaded rod (8).

4. The novel reciprocating single screw extruder of claim 1, wherein: grooves (14) are formed in the upper side and the lower side of the inner side wall of the machine body (1), and one end of the sliding block (16) is embedded into the grooves (14).

5. The novel reciprocating single screw extruder of claim 1, wherein: the output end of the motor (9) is fixedly connected with the threaded rod (8).

6. The novel reciprocating single screw extruder of claim 1, wherein: the motor (4) and the motor (9) are respectively electrically connected with a power supply and a switch.