CN221187453U - Polymer plastic double-screw extruder - Google Patents
Polymer plastic double-screw extruder Download PDFInfo
- Publication number
- CN221187453U CN221187453U CN202323004425.3U CN202323004425U CN221187453U CN 221187453 U CN221187453 U CN 221187453U CN 202323004425 U CN202323004425 U CN 202323004425U CN 221187453 U CN221187453 U CN 221187453U
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- China
- Prior art keywords
- belt pulley
- feed inlet
- screw
- polymer plastic
- reciprocating screw
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- 229920003023 plastic Polymers 0.000 title claims abstract description 46
- 239000004033 plastic Substances 0.000 title claims abstract description 46
- 229920000642 polymer Polymers 0.000 title claims abstract description 35
- 230000006978 adaptation Effects 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 12
- 238000007790 scraping Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of double-screw extruders and discloses a high polymer plastic double-screw extruder, which comprises an operation table, wherein a shell is arranged at the upper part of the operation table, a first screw and a second screw are arranged in the shell, a feed inlet is arranged at the upper part of the shell, a filter plate is arranged in the feed inlet, a scraping plate is arranged at the upper part of the filter plate, a fixed plate is arranged in the feed inlet, and a movable plate is arranged at the lower part of the fixed plate. According to the utility model, the movable plate moves along the first reciprocating screw rod, so that quantitative feeding of the high polymer plastic is realized, the high polymer plastic can be prevented from completely entering the channel of the extruder, the channel is prevented from being blocked, and the working efficiency is improved; the macromolecular plastic can reject the impurity through the filter, avoids impurity entering extruder in with macromolecular plastic mixed processing, guarantees product quality, and the scraper blade removes along the reciprocal lead screw of second, clears up the filter surface, avoids impurity to block up the filter, improves reinforced efficiency.
Description
Technical Field
The utility model belongs to the technical field of double-screw extruders, and particularly relates to a high polymer plastic double-screw extruder.
Background
The double screw extruder is a device for processing various materials, and is widely applied in the plastic processing industry, two screws rotating in parallel are adopted, the materials are processed and molded by conveying the materials from a feed inlet to a discharge outlet and through continuous plasticizing, mixing and extruding processes, and the prior modified plastic double screw extruder (publication number: CN 217622096U) has at least the following defects in use:
First, current device is directly put into the feed inlet of twin-screw extruder with polymer plastics in, because polymer plastics has stickness, and polymer plastics is whole to be put into the extruder in, probably leads to the extruder passageway to block up, needs dredge the extruder pipeline, increases work load, reduces work efficiency.
Secondly, when carrying out the material input to the twin-screw extruder, the feed inlet of extruder is in open state, probably has impurity to get into the extruder together along with polymer plastics in for there is impurity adhesion in the product after the processing, influences the quality of product.
The present utility model has been made in view of this.
Disclosure of utility model
Therefore, the utility model aims to provide a high polymer plastic double-screw extruder, which solves the problems that high polymer plastic has viscosity, the high polymer plastic is completely put into the extruder, the channel of the extruder is possibly blocked, the pipeline of the extruder is required to be dredged, the workload is increased, the working efficiency is reduced, and impurities possibly enter the extruder along with the high polymer plastic, so that impurities are adhered in a processed product, and the quality of the product is affected.
Based on the above purpose, the utility model provides a high polymer plastic double-screw extruder.
The utility model provides a high polymer plastic twin-screw extruder, includes the operation panel, the casing is installed on operation panel upper portion, installs first screw rod, second screw rod in the casing, and the motor is installed on operation panel upper portion, and first pivot is installed to the motor output, first screw rod one end is installed in first pivot, and the second pivot is installed to second screw rod one end, and first pivot one end fixed cover is equipped with first belt pulley, and the fixed cover of second pivot one end is equipped with the second belt pulley, the cover is equipped with same first belt on first belt pulley and the second belt pulley, installs the feed inlet on casing upper portion, installs the filter in the feed inlet, and filter upper portion is equipped with the scraper blade, installs the fixed plate in the feed inlet, and the fixed plate lower part is equipped with the movable plate, fixed plate and movable plate looks adaptation.
As a preferred embodiment of the utility model, a first reciprocating screw rod is arranged in the feed inlet, two ends of the first reciprocating screw rod penetrate through the feed inlet and are rotationally connected with the feed inlet, one side of the moving plate is fixedly connected with a first fixing block, one end of the first reciprocating screw rod penetrates through the first fixing block and is in threaded connection with the first fixing block, a third belt pulley is fixedly sleeved at one end of the first rotating shaft, a fourth belt pulley is fixedly sleeved at one end of the first reciprocating screw rod, and the same second belt is fixedly sleeved on the third belt pulley and the fourth belt pulley.
As a preferred embodiment of the utility model, one side of the moving plate is fixedly connected with a second fixed block, a first guide rod is fixedly connected in the feed inlet, and one end of the first guide rod penetrates through the second fixed block and is in sliding connection with the second fixed block.
As a preferred implementation mode of the utility model, a second reciprocating screw rod is arranged in the feed inlet, two ends of the second reciprocating screw rod penetrate through the feed inlet and are in rotary connection with the feed inlet, and one end of the second reciprocating screw rod penetrates through the scraping plate and is in threaded connection with the scraping plate.
As a preferred embodiment of the utility model, a fifth belt pulley is fixedly sleeved on the first reciprocating screw rod, one end of the second reciprocating screw rod is fixedly connected with a third rotating shaft, a sixth belt pulley is fixedly sleeved on the third rotating shaft, and the fifth belt pulley and the sixth belt pulley are sleeved with the same third belt.
As a preferred embodiment of the utility model, a second guide rod is fixedly connected in the feeding hole, and one end of the second guide rod penetrates through the scraping plate and is connected with the scraping plate in a sliding manner.
In a preferred embodiment of the present utility model, a plurality of brackets are mounted on the lower portion of the console, and a cushion pad is mounted on one end of each of the plurality of brackets.
Compared with the prior art, the utility model has the following beneficial effects:
According to the utility model, the motor is started, the first rotating shaft drives the third belt pulley to rotate, the fourth belt pulley drives the first reciprocating screw rod to rotate through the transmission of the second belt, so that the moving plate moves along the first reciprocating screw rod, the first reciprocating screw rod can repeatedly open or close the channels on two sides of the fixed plate, quantitative feeding of high polymer plastics is realized, the high polymer plastics can be prevented from completely entering the channels of the extruder, channel blockage is prevented, and working efficiency is improved.
According to the utility model, the high polymer plastic can remove impurities through the filter plate, so that the impurities are prevented from entering the extruder to be mixed with the high polymer plastic for processing, the product quality is ensured, the first reciprocating screw rod drives the fifth belt pulley to rotate, the sixth belt pulley drives the second reciprocating screw rod to rotate through the transmission of the third belt, the scraper plate moves along the second reciprocating screw rod, the surface of the filter plate is cleaned, the filter plate is prevented from being blocked by the impurities, and the feeding efficiency is improved.
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.
Drawings
In the drawings:
FIG. 1 is a schematic diagram of a three-dimensional structure of a polymer plastic twin-screw extruder according to the present utility model;
Fig. 2 is a schematic diagram of a first screw of a double screw extruder for high molecular plastics according to the present utility model;
FIG. 3 is a schematic perspective view of a fixing plate of a polymer plastic twin-screw extruder according to the present utility model;
FIG. 4 is a schematic view of a cross-sectional structure of a feed inlet of a polymer plastic twin-screw extruder according to the present utility model;
FIG. 5 is a schematic diagram showing the three-dimensional structure of a moving plate of a double screw extruder for high molecular plastics according to the present utility model;
Fig. 6 is a schematic diagram of a three-dimensional structure of a filter plate of a high polymer plastic double-screw extruder according to the present utility model.
In the figure: 1. an operation table; 2. a housing; 3. a feed inlet; 4. a bracket; 5. a motor; 6. a first screw; 7. a second screw; 8. a first rotating shaft; 9. a second rotating shaft; 10. a first pulley; 11. a second pulley; 12. a first belt; 13. a second belt; 14. a filter plate; 15. a scraper; 16. a fixing plate; 17. a moving plate; 18. a third pulley; 19. a fourth pulley; 20. a first reciprocating screw rod; 21. a first fixed block; 22. a second fixed block; 23. a first guide bar; 24. a fifth pulley; 25. a third belt; 26. a third rotating shaft; 27. a sixth pulley; 28. a second reciprocating screw rod; 29. and a second guide bar.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model.
As shown in fig. 1 to 6, a high polymer plastic double screw extruder comprises an operation table 1, a shell 2 is arranged at the upper part of the operation table 1, a first screw 6 and a second screw 7 are arranged in the shell 2, a motor 5 is arranged at the upper part of the operation table 1, a first rotating shaft 8 is arranged at the output end of the motor 5, one end of the first screw 6 is arranged on the first rotating shaft 8, a second rotating shaft 9 is arranged at one end of the second screw 7, a first belt pulley 10 is fixedly sleeved at one end of the first rotating shaft 8, a second belt pulley 11 is fixedly sleeved at one end of the second rotating shaft 9, the first belt pulley 10 and the second belt pulley 11 are sleeved with the same first belt 12, the first rotating shaft 8 rotates together with the second rotating shaft 9 through the transmission of the first belt 12, the first screw 6 and the second screw 7 synchronously rotate, a feed inlet 3 is arranged at the upper part of the shell 2, a fixed plate 16 is arranged in the feed inlet 3, the lower part of the fixed plate 16 is provided with a movable plate 17, the fixed plate 16 is matched with the movable plate 17, a channel is arranged between the two sides of the fixed plate 16 and the feeding hole 3, high polymer plastic enters the extruder from the channel, a first reciprocating screw rod 20 is arranged in the feeding hole 3, the two ends of the first reciprocating screw rod 20 penetrate through the feeding hole 3 and are rotationally connected with the feeding hole, one side of the movable plate 17 is fixedly connected with a first fixed block 21, one end of the first reciprocating screw rod 20 penetrates through the first fixed block 21 and is in threaded connection with the first fixed block, one end of a first rotating shaft 8 is fixedly sleeved with a third belt pulley 18, one end of the first reciprocating screw rod 20 is fixedly sleeved with a fourth belt pulley 19, the third belt pulley 18 and the fourth belt pulley 19 are fixedly sleeved with the same second belt 13, the first rotating shaft 8 drives the third belt pulley 18 to rotate, the fourth belt pulley 19 is driven by the second belt 13 to rotate, make movable plate 17 remove, can open repeatedly or close the passageway of fixed plate 16 both sides, realize putting in to polymer plastics's ration, movable plate 17 one side fixedly connected with second fixed block 22, fixedly connected with first guide bar 23 in the feed inlet 3, first guide bar 23 one end runs through second fixed block 22 and rather than sliding connection, spacing through first guide bar 23 for movable plate 17 stable movement, a plurality of supports 4 are installed to operation panel 1 lower part, the blotter is all installed to a plurality of support 4 one ends.
The filter plate 14 is installed in the feed inlet 3, the scraper 15 is arranged on the upper portion of the filter plate 14, the second reciprocating screw rod 28 is installed in the feed inlet 3, two ends of the second reciprocating screw rod 28 penetrate through the feed inlet 3 and are in rotary connection with the feed inlet, one end of the second reciprocating screw rod 28 penetrates through the scraper 15 and is in threaded connection with the scraper, a fifth belt pulley 24 is fixedly sleeved on the first reciprocating screw rod 20, a third rotating shaft 26 is fixedly connected with one end of the second reciprocating screw rod 28, a sixth belt pulley 27 is fixedly sleeved on the third rotating shaft 26, the same third belt 25 is sleeved on the fifth belt pulley 24 and the sixth belt pulley 27, the first reciprocating screw rod 20 drives the fifth belt pulley 24 to rotate, the sixth belt pulley 27 drives the third rotating shaft 26 to rotate through the transmission of the third belt 25, the second reciprocating screw rod 28 rotates, the scraper 15 moves along the second reciprocating screw rod 28, the surface of the filter plate 14 is cleaned, a second guide rod 29 is fixedly connected in the feed inlet 3, one end of the second guide rod 29 penetrates through the scraper 15 and is in sliding connection with the third belt pulley, and the second guide rod 29 is limited by the second guide rod 29.
The implementation principle of the high polymer plastic double-screw extruder in the embodiment is as follows:
during the use, pour into polymer plastics in feed inlet 3 upper portion, plastics pass through filter 14 and reject impurity, install fixed plate 16 in the feed inlet 3, be equipped with the passageway between fixed plate 16 both sides and the feed inlet 3, the plastics after filtering drops in casing 2 from the passageway, starter motor 5, first pivot 8 drives first screw rod 6 and rotates, first belt pulley 10 is followed the rotation, through the transmission of first belt 12, second belt pulley 11 is followed second pivot 9 and is rotated together for second screw rod 7 is followed the rotation, first screw rod 6 and second screw rod 7 rotate and process plastics, first pivot 8 is followed third belt pulley 18 and is rotated, through the transmission of second belt pulley 13, fourth belt pulley 19 is followed first reciprocating screw rod 20 and is rotated together, make movable plate 17 follow first reciprocating screw rod 20 and move, movable plate 17 is in fixed plate 16 lower part reciprocating motion, can put in the passageway of fixed plate 16 both sides and open repeatedly or close, realize the ration to plastics, first reciprocating screw rod 20 is followed fifth belt pulley 24 and is rotated, through third belt pulley 25, third belt pulley 27 is followed third belt pulley 18 is rotated, second filter plate 28 is followed the rotation, the filter plate is avoided reciprocating screw rod 28 is followed to the rotation of second belt pulley 28, the impurity is removed along the rotation of second filter plate 28, the filter plate is avoided to be blocked up by the second reciprocating screw rod 14.
Claims (7)
1. The utility model provides a high molecular plastic twin-screw extruder, includes operation panel (1), a serial communication port, casing (2) are installed on operation panel (1) upper portion, install first screw rod (6), second screw rod (7) in casing (2), motor (5) are installed on operation panel (1) upper portion, and first pivot (8) are installed to motor (5) output, install second pivot (9) on first pivot (8) one end second screw rod (7) one end, and first pivot (8) one end fixed cover is equipped with first belt pulley (10), and second pivot (9) one end fixed cover is equipped with second belt pulley (11), first belt pulley (10) are equipped with same first belt (12) with second belt pulley (11) upper cover, and feed inlet (3) are installed on casing (2) upper portion, install filter (14) in feed inlet (3), and filter (14) upper portion is equipped with scraper blade (15), installs fixed plate (16) in feed inlet (3), and fixed plate (16) one end fixed cover is equipped with first belt pulley (10), fixed plate (17) and fixed plate (17) looks adaptation.
2. The high polymer plastic double-screw extruder according to claim 1, wherein a first reciprocating screw (20) is installed in the feed inlet (3), two ends of the first reciprocating screw (20) penetrate through the feed inlet (3) and are rotationally connected with the feed inlet, a first fixing block (21) is fixedly connected to one side of the moving plate (17), one end of the first reciprocating screw (20) penetrates through the first fixing block (21) and is in threaded connection with the first fixing block, a third belt pulley (18) is fixedly sleeved at one end of the first rotating shaft (8), a fourth belt pulley (19) is fixedly sleeved at one end of the first reciprocating screw (20), and the same second belt (13) is fixedly sleeved on the third belt pulley (18) and the fourth belt pulley (19).
3. The high polymer plastic double-screw extruder according to claim 2, wherein a second fixed block (22) is fixedly connected to one side of the moving plate (17), a first guide rod (23) is fixedly connected to the inside of the feed inlet (3), and one end of the first guide rod (23) penetrates through the second fixed block (22) and is in sliding connection with the second fixed block.
4. A polymer plastic twin-screw extruder according to claim 3, wherein a second reciprocating screw (28) is installed in the feed inlet (3), both ends of the second reciprocating screw (28) penetrate through the feed inlet (3) and are rotationally connected with the feed inlet, and one end of the second reciprocating screw (28) penetrates through the scraper (15) and is in threaded connection with the scraper.
5. The high polymer plastic double-screw extruder according to claim 4, wherein a fifth belt pulley (24) is fixedly sleeved on the first reciprocating screw (20), a third rotating shaft (26) is fixedly connected to one end of the second reciprocating screw (28), a sixth belt pulley (27) is fixedly sleeved on the third rotating shaft (26), and the same third belt (25) is sleeved on the fifth belt pulley (24) and the sixth belt pulley (27).
6. The high polymer plastic double-screw extruder according to claim 5, wherein a second guide rod (29) is fixedly connected in the feeding port (3), and one end of the second guide rod (29) penetrates through the scraper (15) and is in sliding connection with the scraper.
7. The high polymer plastic double-screw extruder according to claim 1, wherein a plurality of brackets (4) are arranged at the lower part of the operating table (1), and buffer cushions are arranged at one ends of the brackets (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323004425.3U CN221187453U (en) | 2023-11-08 | 2023-11-08 | Polymer plastic double-screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323004425.3U CN221187453U (en) | 2023-11-08 | 2023-11-08 | Polymer plastic double-screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221187453U true CN221187453U (en) | 2024-06-21 |
Family
ID=91521141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323004425.3U Active CN221187453U (en) | 2023-11-08 | 2023-11-08 | Polymer plastic double-screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221187453U (en) |
-
2023
- 2023-11-08 CN CN202323004425.3U patent/CN221187453U/en active Active
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| GR01 | Patent grant |