CN216068577U

CN216068577U - Novel screw element for extruder

Info

Publication number: CN216068577U
Application number: CN202122269447.7U
Authority: CN
Inventors: 黄平
Original assignee: Nanjing Tongye Mechanical Equipment Co ltd
Current assignee: Nanjing Tongye Mechanical Equipment Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-03-18
Anticipated expiration: 2031-09-18

Abstract

The utility model discloses a novel threaded element for an extruder, which comprises a first threaded element and a second threaded element, wherein one side of the first threaded element and one side of the second threaded element are both fixedly connected with an installation seat, the other side of the first threaded element and the other side of the second threaded element are both fixedly connected with butt-joint blocks, the surfaces of the butt-joint blocks are provided with butt-joint holes, the top of the installation seat is slidably connected with a pull rod, one end of the pull rod is fixedly connected with a movable plate, the bottom of the movable plate is fixedly connected with a butt-joint rod, the butt-joint rod is matched with the inner wall of the butt-joint hole in size, and the surface of the pull rod is sleeved with an extrusion spring. According to the utility model, through the matching of the mounting seat, the butt joint block, the butt joint hole, the pull rod, the movable plate and the butt joint rod, a plurality of threaded elements can be spliced and combined for use, so that the problem that the threaded elements cannot be replaced when damaged is effectively avoided, and the later maintenance cost is greatly saved.

Description

Novel screw element for extruder

Technical Field

The utility model relates to the technical field of thread elements, in particular to a novel thread element for an extruder.

Background

The screw extruder is a mechanical production device widely applied to industries such as plastic, food and feed processing, and the like, and the working principle of the screw extruder is that pressure and shearing force are generated through rotation of a screw, so that materials are subjected to physical or chemical changes after the actions of mixing, extruding, shearing and the like, and finally, a finished product is extruded at the terminal of the device.

However, the prior art has the following disadvantages:

1. most of the existing threaded elements are independent and can not be disassembled, so that the threaded elements are inconvenient to splice and combine for use, and therefore the threaded elements can not be replaced in time when damaged, and the later maintenance cost is greatly increased;

2. the phenomenon that the threaded element loosens when working at high strength is caused after the threaded element and the threaded element are spliced in the prior art, so that the safety in use is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel thread element for an extruder, which aims to solve the problems that the thread element is inconvenient to splice and combine and the thread element is loosened during high-strength work.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a novel screw element for extruder, includes first screw element and second screw element, the equal fixedly connected with mount pad in one side of first screw element and second screw element, the equal fixedly connected with butt joint piece of opposite side of first screw element and second screw element, the butt joint hole has been seted up on the surface of butt joint piece, the top sliding connection of mount pad has the pull rod, the one end fixedly connected with movable plate of pull rod, the bottom fixedly connected with butt joint rod of movable plate, butt joint rod and butt joint hole's inner wall size looks adaptation, the extrusion spring has been cup jointed on the surface of pull rod, the both ends difference fixed connection movable plate and the mount pad of extrusion spring, the mounting groove has been seted up to first screw element's inner wall, the guide way has been seted up to the inner wall of mounting groove.

Furthermore, the inner wall sliding connection of mounting groove has the connection pivot, the fixed surface who connects the pivot is connected with the guide block.

Furthermore, the surface of the connecting rotating shaft is sleeved with a limiting sleeve, and the surface of the limiting sleeve is connected with a fixing bolt through threads.

Furthermore, the surface of the connecting rotating shaft is provided with a threaded hole, and the size of the inner wall of the threaded hole is matched with that of the fixing bolt.

Furthermore, one end of the pull rod is fixedly connected with a pull seat, and the pull seat is disc-shaped.

Further, the inner diameter of mounting groove size is greater than the diameter of connecting the pivot, the inner wall size looks adaptation of guide block and mounting groove.

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

(1) according to the utility model, through the matching of the mounting seat, the butt joint block, the butt joint hole, the pull rod, the movable plate and the butt joint rod, a plurality of threaded elements can be spliced and combined for use, so that the problem that the threaded elements cannot be replaced when damaged is effectively avoided, and the later maintenance cost is greatly saved.

(2) According to the utility model, the plurality of threaded elements can be limited and fixed by matching the mounting groove, the guide groove, the connecting rotating shaft and the guide block, so that the connection between the first threaded element and the second threaded element is firmer, and the safety in use is effectively improved.

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 schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection structure of the mounting seat and the docking hole of the present invention;

FIG. 3 is a schematic illustration of a split structure of the present invention;

fig. 4 is an enlarged schematic view of the utility model at a in fig. 3.

In the figure: 1. a first threaded element; 2. a second threaded element; 3. a mounting seat; 4. a butt joint block; 5. a butt joint hole; 6. a pull rod; 7. moving the plate; 8. a docking rod; 9. a compression spring; 10. pulling a base; 11. mounting grooves; 12. a guide groove; 13. connecting the rotating shaft; 14. a guide block; 15. a limiting sleeve; 16. fixing the bolt; 17. a threaded bore.

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. 1-4, the present invention provides the following technical solutions: the utility model provides a novel screw element for extruder, including first screw element 1 and second screw element 2, the equal fixedly connected with mount pad 3 in one side of first screw element 1 and second screw element 2, the equal fixedly connected with butt joint piece 4 of the opposite side of first screw element 1 and second screw element 2, butt joint hole 5 has been seted up on the surface of butt joint piece 4, the top sliding connection of mount pad 3 has pull rod 6, the one end fixedly connected with movable plate 7 of pull rod 6, the bottom fixedly connected with butt joint pole 8 of movable plate 7, butt joint pole 8 and the inner wall size looks adaptation of butt joint hole 5, extrusion spring 9 has been cup jointed on the surface of pull rod 6, the both ends of extrusion spring 9 are fixed connection movable plate 7 and mount pad 3 respectively, mounting groove 11 has been seted up to the inner wall of first screw element 1, guide way 12 has been seted up to the inner wall of mounting groove 11, through mount pad 3, butt joint piece 4, butt joint hole 5, Under the cooperation between pull rod 6, movable plate 7 and the butt joint pole 8 for can use a plurality of screwed element's concatenation combination, thereby the effectual problem of can't changing when having avoided screwed element to take place to damage, and then practice thrift the maintenance cost in later stage greatly.

Specifically, the inner wall sliding connection of mounting groove 11 has connection pivot 13, connects pivot 13's fixed surface and is connected with guide block 14, through guide block 14's setting to the feasible joint effect that plays between mounting groove 11 and the connection pivot 13.

Specifically, the surface of the connecting rotating shaft 13 is sleeved with a limiting sleeve 15, and the surface of the limiting sleeve 15 is connected with a fixing bolt 16 through threads, so that the first threaded element 1 and the connecting rotating shaft 13 are conveniently limited.

Specifically, a threaded hole 17 is formed in the surface of the connecting rotating shaft 13, and the inner wall of the threaded hole 17 is matched with the fixing bolt 16 in size, so that the connecting rotating shaft 13 and the limiting sleeve 15 are conveniently limited and fixed.

Specifically, one end of the pull rod 6 is fixedly connected with a pull seat 10, and the pull seat 10 is disc-shaped, so that the pull rod 6 can be easily pulled.

Specifically, the inner diameter of the mounting groove 11 is larger than the diameter of the connecting rotary shaft 13, and the guide block 14 is matched with the inner wall of the mounting groove 11, so that the connecting rotary shaft 13 is conveniently mounted in the mounting groove 11.

The working principle of the utility model is as follows: when the device is used, a plurality of splicing combinations can be carried out through the first threaded element 1 and the second threaded element 2, one end of the butt joint block 4 is inserted into the mounting seat 3, the movable plate 7 drives the butt joint rod 8 to move by pulling the pull rod 6 during the insertion, so that the butt joint block 4 is conveniently inserted into the mounting seat 3, after the insertion is finished, the butt joint rod 8 is automatically inserted into the butt joint hole 5 under the action of the rebounding force of the extrusion spring 9 by releasing the pull rod 6, the limit between the first threaded element 1 and the second threaded element 2 is further completed, when the first threaded element 1 and the second threaded element 2 are fixed, the connecting rotating shaft 13 can be butted through the arrangement of the mounting groove 11, the limit guide function is realized through the arrangement of the guide groove 12 and the guide block 14, and the limit fixing can be carried out on a plurality of threaded elements, thereby further improve first screw element 1 and the second screw element 2 is connected more firmly, then again through with spacing sleeve 15 with connect pivot 13 butt joint, rethread fixing bolt 16 fixes in screw hole 17 to make and to fix between mounting groove 11 and first screw element 1 and the second screw element 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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. A novel screw element for an extruder is characterized in that: the welding device comprises a first threaded element (1) and a second threaded element (2), wherein a mounting seat (3) is fixedly connected to one side of the first threaded element (1) and one side of the second threaded element (2), a butt joint block (4) is fixedly connected to the other side of the first threaded element (1) and the other side of the second threaded element (2), a butt joint hole (5) is formed in the surface of the butt joint block (4), a pull rod (6) is connected to the top of the mounting seat (3) in a sliding mode, a movable plate (7) is fixedly connected to one end of the pull rod (6), a butt joint rod (8) is fixedly connected to the bottom of the movable plate (7), the butt joint rod (8) is matched with the size of the inner wall of the butt joint hole (5), an extrusion spring (9) is sleeved on the surface of the pull rod (6), and the two ends of the extrusion spring (9) are fixedly connected with the movable plate (7) and the mounting seat (3) respectively, the inner wall of the first threaded element (1) is provided with a mounting groove (11), and the inner wall of the mounting groove (11) is provided with a guide groove (12).

2. A novel screw element for an extruder according to claim 1, wherein: the inner wall sliding connection of mounting groove (11) has connection pivot (13), the fixed surface of connecting pivot (13) is connected with guide block (14).

3. A novel screw element for an extruder according to claim 2, wherein: the surface of the connecting rotating shaft (13) is sleeved with a limiting sleeve (15), and the surface of the limiting sleeve (15) is connected with a fixing bolt (16) through threads.

4. A novel screw element for an extruder according to claim 2, wherein: the surface of the connecting rotating shaft (13) is provided with a threaded hole (17), and the size of the inner wall of the threaded hole (17) is matched with that of the fixing bolt (16).

5. A novel screw element for an extruder according to claim 1, wherein: one end of the pull rod (6) is fixedly connected with a pull seat (10), and the pull seat (10) is disc-shaped.

6. A novel screw element for an extruder according to claim 2, wherein: the inner diameter size of mounting groove (11) is greater than the diameter of connecting pivot (13), guide block (14) and the inner wall size looks adaptation of mounting groove (11).