CN219076463U

CN219076463U - Screw extruder for preventing feeding from being blocked

Info

Publication number: CN219076463U
Application number: CN202222904907.3U
Authority: CN
Inventors: 吴丹; 蔡璐; 殷晓飞; 李智
Original assignee: Changzhou Houde Renewable Resources Technology Co ltd
Current assignee: Changzhou Houde Renewable Resources Technology Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-05-26
Anticipated expiration: 2032-11-02

Abstract

The utility model discloses a screw extruder for preventing feeding from being blocked, which comprises a bottom plate, wherein the upper surface of the bottom plate is fixedly connected with a connecting plate, one side of the connecting plate is fixedly connected with a gear motor, one end of an output shaft of the gear motor penetrates through the connecting plate and is fixedly connected with a cam, the upper surface of the bottom plate is fixedly connected with a supporting frame, one side of the supporting frame is fixedly connected with a connecting block, the upper surface of the connecting block is movably connected with a sliding rod, the sliding rod can be contacted with the cam, the circumferential outer wall of the sliding rod is movably connected with a first spring, and two ends of the first spring are respectively fixed with the connecting block and the sliding rod. The utility model can not only avoid the raw materials from being blocked by the cooperation of the cam and the knocking head, but also extrude the heated raw materials by the cooperation of the extrusion rod and the extrusion blade, thereby providing the using effect of the device, and can also enable the raw materials to fall into the extrusion cylinder more in a lump by the cooperation of the rack and the stirring rod, thereby improving the practicability of the device.

Description

Screw extruder for preventing feeding from being blocked

Technical Field

The utility model relates to the technical field of extruders, in particular to a screw extruder for preventing feeding from being blocked.

Background

The extruder is also called a screw extruder, belongs to one type of plastic machinery, and can fully plasticize and uniformly mix materials by means of pressure and shearing force generated by screw rotation, and can be basically classified into a double-screw extruder, a single-screw extruder, a few multi-screw extruders and a screw-free extruder by die forming.

At present, practical use of an extruder is widely achieved, and a practical extruder is generally required for processing and manufacturing plastics, and raw materials are usually fed into an extrusion barrel manually through a feed pipe during processing, however, sometimes the feed pipe is easily blocked due to excessive raw materials, and further extrusion efficiency is affected, so that it is very necessary to provide a screw extruder for preventing feeding from being blocked.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a screw extruder for preventing feeding from being blocked.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a screw extruder for feeding anti-clogging, includes the bottom plate, the upper surface fixedly connected with connecting plate of bottom plate, one side fixedly connected with gear motor of connecting plate, the one end of gear motor output shaft passes connecting plate and fixedly connected with cam, the upper surface fixedly connected with carriage on bottom plate, carriage one side fixedly connected with connecting block, the upper surface swing joint of connecting block has the slide bar, and slide bar and cam contactable, the circumference outer wall swing joint of slide bar has first spring, and the both ends of first spring are fixed with connecting block and slide bar respectively, the top fixedly connected with wedge of slide bar, one side swing joint of carriage has the inserted bar, and the inserted bar contacts with the wedge, the circumference outer wall swing joint of inserted bar has the second spring, and the both ends of second spring are fixed with carriage and inserted bar respectively, the one end fixedly connected with of inserted bar beats the head, the upper surface fixedly connected with two backing plates of bottom plate, the upper surface fixedly connected with extrusion barrel of backing plate, the upper surface of extrusion barrel has seted up the feed inlet, fixedly connected with in the feed inlet and knocks the inlet pipe contactable.

As a still further scheme of the utility model, the upper surface of the inserted link is fixedly connected with a fixed link, the top end of the fixed link is fixedly connected with a rack, the top of the supporting frame is movably connected with a rotating rod, the circumferential outer wall of the rotating rod is fixedly connected with a gear, the gear is contacted with the rack, the circumferential outer wall of the rotating rod is fixedly connected with a plurality of stirring rods, and the stirring rods are positioned in the feeding pipe.

As a still further scheme of the utility model, one end of the output shaft of the gear motor penetrates through the supporting frame and the extrusion cylinder and is fixedly connected with an extrusion rod, and the circumferential outer wall of the extrusion rod is fixedly connected with extrusion blades.

As a still further scheme of the utility model, the inner walls of the two sides of the extrusion cylinder are provided with heating plates which are symmetrically distributed.

As a still further scheme of the utility model, a discharge hole is formed in one side of the extrusion cylinder.

As a still further proposal of the utility model, the circumferential outer wall of the rotating rod is fixedly connected with a rotating sheet which is positioned in the feeding pipe.

As a still further scheme of the utility model, one side of the supporting frame is fixedly connected with a control panel, and the control panel is electrically connected with the gear motor.

The beneficial effects of the utility model are as follows:

1. through the cam and the cooperation of beating the head use, gear motor drives the cam rotation in the pivoted, when the cam rotates to contact and produce the extrusion to the slide bar with the slide bar, this moment first spring shrink, and then make the slide bar drive wedge and upwards move along the connecting block, the wedge removes and makes the inserted bar remove to one side along the carriage, the second spring extension this moment, the inserted bar removes and drives and beat the head and remove, when beating the head and remove to contact with the inlet pipe, and then beat the inlet pipe, avoid the raw materials adhesion to take place to block at the inlet pipe inner wall, when the cam rotates to break away from with the slide bar, make under the reset action of first spring and second spring to beat the head and break away from and reset to the original place with the inlet pipe, the effect of beating of device has been improved.

2. Through the cooperation use of extrusion pole and extrusion blade, when needs carry out extrusion molding to the raw materials, the staff enters into the inside of extruding the section of thick bamboo through the inlet pipe with plastic raw materials, and the hot plate heats and plasticizes raw materials surface, starts gear motor, and gear motor rotates and makes the extrusion pole rotate, and the extrusion pole rotates and makes extrusion blade extrude the raw materials after the heating, and the raw materials after plasticization extrude fashioned raw materials through the discharge gate, has provided the result of use of device.

3. Through the cooperation use of rack and puddler, the dead lever that drives when the inserted bar removes, and the dead lever removes and makes the rack remove along the gear, and then makes the gear drive bull stick rotate, and the bull stick rotates and drives the puddler and rotate, and the puddler rotates and stirs the raw materials, and then makes the raw materials more blocky in falling into the extrusion section of thick bamboo, has improved the practicality of device.

Drawings

FIG. 1 is a schematic view of the front side of a screw extruder for preventing clogging in a feed according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a screw extruder for preventing clogging of a feed material according to the present utility model;

fig. 3 is a schematic diagram showing a rear cross-sectional structure of a screw extruder for preventing clogging of a feed material according to the present utility model.

In the figure: 1. a bottom plate; 2. an extrusion barrel; 3. a support frame; 4. a connecting plate; 5. a cam; 6. a slide bar; 7. a first spring; 8. a connecting block; 9. wedge blocks; 10. a rod; 11. a second spring; 12. knocking a head; 13. a feed pipe; 14. extruding the blade; 15. a heating plate; 16. extruding a rod; 17. a stirring rod; 18. a fixed rod; 19. a rotary vane; 20. a rack; 21. a gear; 22. a rotating rod; 23. a discharge port; 24. a backing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. It should be noted that the terms "mounted," "connected," and "disposed" are to be construed broadly, unless explicitly stated or defined otherwise, and that the particular meaning of such terms in this patent will be understood by those of ordinary skill in the art, as appropriate.

Referring to fig. 1-3, a screw extruder for preventing blocking of feeding comprises a base plate 1, wherein a connecting plate 4 is fixed on the upper surface of the base plate 1 through bolts, a gear motor is fixed on one side of the connecting plate 4 through bolts, one end of an output shaft of the gear motor passes through the connecting plate 4 and is connected with a cam 5 through keys, a supporting frame 3 is fixed on the upper surface of the base plate 1 through bolts, a connecting block 8 is fixed on one side of the supporting frame 3 through bolts, a sliding rod 6 is inserted on the upper surface of the connecting block 8, the sliding rod 6 can be contacted with the cam 5, a first spring 7 is sleeved on the circumferential outer wall of the sliding rod 6, two ends of the first spring 7 are respectively fixed with the connecting block 8 and the sliding rod 6, a wedge 9 is fixed on the top end of the sliding rod 6 through bolts, a plug rod 10 is inserted on one side of the supporting frame 3, the plug rod 10 is contacted with the wedge 9, a second spring 11 is sleeved on the circumferential outer wall of the plug rod 10, and two ends of the second spring 11 are respectively fixed with the supporting frame 3 and the inserted link 10, one end of the inserted link 10 is fixed with the beating head 12 through bolts, the upper surface of the bottom plate 1 is fixed with two backing plates 24 through bolts, the upper surface of the backing plate 24 is fixed with the extrusion cylinder 2 through bolts, the upper surface of the extrusion cylinder 2 is provided with a feed inlet, a feed pipe 13 is fixed in the feed inlet through bolts, the feed pipe 13 and the beating head 12 can be contacted, the gear motor rotates and drives the cam 5 to rotate, when the cam 5 rotates to be contacted with the slide bar 6 and extrudes the slide bar 6, the first spring 7 is contracted at the moment, the slide bar 6 drives the wedge 9 to move upwards along the connecting block 8, the wedge 9 moves to enable the inserted link 10 to move to one side along the supporting frame 3, at the moment, the second spring 11 is extended, the inserted link 10 moves to drive the beating head 12 to move, when the beating head 12 moves to be contacted with the feed pipe 13, and then strike inlet pipe 13, avoid the raw materials adhesion to the inlet pipe 13 inner wall and take place to block up, when cam 5 rotates to break away from with slide bar 6, make beating head 12 and inlet pipe 13 break away from and reset to original place under the reset action of first spring 7 and second spring 11.

In the utility model, a fixed rod 18 is fixed on the upper surface of the inserted rod 10 through a bolt, a rack 20 is fixed on the top end of the fixed rod 18 through a bolt, a rotating rod 22 is rotatably connected to the top of the supporting frame 3, a gear 21 is connected to the peripheral outer wall of the rotating rod 22 through a key, the gear 21 is contacted with the rack 20, a plurality of stirring rods 17 are fixed on the peripheral outer wall of the rotating rod 22 through bolts, the stirring rods 17 are positioned in the feeding pipe 13, the fixed rod 18 is driven to move while the inserted rod 10 moves, the rack 20 moves along the gear 21, the gear 21 drives the rotating rod 22 to rotate, the stirring rod 17 rotates to stir raw materials, the raw materials fall into the extruding cylinder 2 in a lump, one end of an output shaft of a speed reducing motor passes through the supporting frame 3 and the extruding cylinder 2 and is fixed with the extruding rod 16 through a bolt, the circumference outer wall of the extrusion rod 16 is fixedly provided with the extrusion blades 14 through bolts, the heating plates 15 are arranged on the inner walls of the two sides of the extrusion cylinder 2, the heating plates 15 are symmetrically distributed, one side of the extrusion cylinder 2 is provided with the discharge hole 23, when raw materials are required to be extruded and molded, a worker enters the inside of the extrusion cylinder 2 through the plastic raw material feeding pipe 13, the heating plates 15 heat and plasticize the raw material surface, the gear motor is started, the gear motor rotates to enable the extrusion rod 16 to rotate, the extrusion rod 16 rotates to enable the extrusion blades 14 to extrude the heated raw materials, the plasticized raw materials extrude the molded raw materials through the discharge hole 23, the circumference outer wall of the rotary rod 22 is fixedly provided with the rotary plates 19 through bolts, the rotary plates 19 are positioned in the feeding pipe 13, the rotary rods 22 rotate to drive the rotary plates 19 to rotate, and then the raw materials in the feeding pipe 13 are cut into a plurality of fragments, so that the raw materials are more convenient to extrude and mold, one side of the supporting frame 3 is fixedly provided with a control panel through bolts, the control panel is electrically connected with the gear motor, and the control panel can facilitate a worker to control the rotating speed of the gear motor.

Working principle: when needs use the extruder, the staff is through entering into the inside of extrusion section of thick bamboo 2 with plastics raw materials inlet pipe 13, the hot plate 15 heats and plasticizes the raw materials surface, start gear motor, gear motor rotates and makes extrusion rod 16 rotate, extrusion rod 16 rotates and makes extrusion blade 14 extrude the raw materials after heating, the raw materials after plasticization extrude fashioned raw materials through discharge gate 23, gear motor rotates drives cam 5 rotation simultaneously, when cam 5 rotates to with slide bar 6 contact and produce the extrusion to slide bar 6, first spring 7 shrink this moment, and then make slide bar 6 drive wedge 9 upwards move along connecting block 8, wedge 9 removes and makes inserted bar 10 remove to one side along supporting frame 3, at this moment second spring 11 extends, the inserted bar 10 removes and drives and beat first 12 and remove, when beating first 12 moves to and inlet pipe 13 contacts, and then beat 13, avoid the raw materials adhesion to take place the jam at inlet pipe 13 inner wall, when cam 5 rotates to break away from with slide bar 6, make beating 12 and 13 break away from and reset to the original place under the reset action of first spring 7 and second spring 11, then make slide bar 6 drive wedge 9 and upwards move along connecting block 8, the fixed bar 18 moves down along the connecting rod 21, and then drive the fixed bar 21 and make the rotation of the fixed pinion 21 moves along the connecting rod 17, and then drives the raw materials and rotates and drives the stirring rod 17 and makes the stirring rod 17 and rotates, and then moves into rotating and drives the stirring rod 17 and moves.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a screw extruder for feeding anti-clogging, includes bottom plate (1), its characterized in that, the last fixedly connected with connecting plate (4) of bottom plate (1), one side fixedly connected with gear motor of connecting plate (4), the one end of gear motor output shaft passes connecting plate (4) and fixedly connected with cam (5), the last fixedly connected with braced frame (3) of bottom plate (1), braced frame (3) one side fixedly connected with connecting block (8), the upper surface swing joint of connecting block (8) has slide bar (6), and slide bar (6) and cam (5) contactable, the circumference outer wall swing joint of slide bar (6) has first spring (7), and the both ends of first spring (7) are fixed with connecting block (8) and slide bar (6) respectively, the top fixedly connected with wedge (9) of slide bar (6), one side swing joint of braced frame (3) has insert bar (10), and insert bar (10) and wedge (9) contact, the circumference outer wall swing joint of insert bar (10) has second spring (11), and two ends of insert bar (10) are fixed with one end (12) of beating respectively, the upper surface fixedly connected with two backing plates (24) of bottom plate (1), the upper surface fixedly connected with extrusion tube (2) of backing plate (24), the feed inlet has been seted up to the upper surface of extrusion tube (2), fixedly connected with inlet pipe (13) in the feed inlet, and inlet pipe (13) and beat head (12) contactable.

2. The feeding anti-blocking screw extruder according to claim 1, wherein a fixed rod (18) is fixedly connected to the upper surface of the inserted rod (10), a rack (20) is fixedly connected to the top end of the fixed rod (18), a rotating rod (22) is movably connected to the top of the supporting frame (3), a gear (21) is fixedly connected to the circumferential outer wall of the rotating rod (22), the gear (21) is in contact with the rack (20), a plurality of stirring rods (17) are fixedly connected to the circumferential outer wall of the rotating rod (22), and the stirring rods (17) are located in the feeding pipe (13).

3. The screw extruder for preventing feeding blockage according to claim 1, wherein one end of the output shaft of the gear motor penetrates through the supporting frame (3) and the extrusion cylinder (2) and is fixedly connected with an extrusion rod (16), and the circumferential outer wall of the extrusion rod (16) is fixedly connected with extrusion blades (14).

4. Screw extruder for preventing blockage of feeding according to claim 1, wherein heating plates (15) are arranged on the inner walls of the two sides of the extrusion cylinder (2), and the heating plates (15) are symmetrically distributed.

5. Screw extruder for preventing clogging in feed according to claim 1, characterized by, that a discharge port (23) is opened at one side of the extrusion cylinder (2).

6. Screw extruder for preventing blockage of feeding according to claim 2, characterized in that the circumferential outer wall of the rotating rod (22) is fixedly connected with a rotary blade (19), and the rotary blade (19) is positioned in the feeding pipe (13).

7. The screw extruder for preventing feeding blockage according to claim 1, wherein a control panel is fixedly connected to one side of the supporting frame (3), and the control panel is electrically connected with a speed reducing motor.