CN207772381U - A kind of mixing rotor element and screw combinations for double screw extruder - Google Patents
A kind of mixing rotor element and screw combinations for double screw extruder Download PDFInfo
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- CN207772381U CN207772381U CN201820077640.6U CN201820077640U CN207772381U CN 207772381 U CN207772381 U CN 207772381U CN 201820077640 U CN201820077640 U CN 201820077640U CN 207772381 U CN207772381 U CN 207772381U
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- screw rod
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- axle sleeve
- combinations
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Abstract
The utility model discloses a kind of mixing rotor elements and screw combinations for double screw extruder, including screw rod A, screw rod B and mixing rotor, the mixing rotor is located at screw rod A and the one end screw rod B, and screw rod B is located at the sides screw rod A, the mixing rotor inner cavity is provided with axle sleeve screw hole, and screw rod A and screw rod B are connected by axle sleeve screw hole with mixing rotor, the axle sleeve screw hole interior wall is provided with venthole, and venthole side is provided with heat dissipation cavity, it is installed with cooling piece inside the heat dissipation cavity, and heat dissipation cavity is connected by cooling piece with the venthole of axle sleeve screw hole madial wall.The utility model is simple in structure, and staff is facilitated to install, and can effectively reduce the heat that the friction between mixing rotor and screw rod generates, it advantageously ensures that mixing rotor works normally, ensures material forming effect, and there is good degassing function, and then screw rod using effect is improved, it is easy to operate.
Description
Technical field
The utility model is related to a kind of twin-screw extrusion field of machining technology, more particularly to a kind of to be used for twin-screw extrusion
The mixing rotor element and screw combinations of machine.
Background technology
Double screw extruder grows up on the basis of single screw extrusion machine, due to good charging performance,
It is kneaded plasticizing capacity, exhaust performance, squeezes out the features such as stability, have been widely used for the processing and forming of extruded product at present,
Screw rod and mixing rotor are wherein protected, and screw rod is arranged inside mixing rotor.
Twin-screw skill goes out the mixing rotor that machine uses at present, due to generating larger friction between screw rod, so that
Mixing rotor internal temperature increases, and to influence extruder processing effect, influences the using effect of mixing rotor and screw rod.For
This, it is proposed that a kind of mixing rotor element and screw combinations for double screw extruder.
Utility model content
The main purpose of the utility model is to provide a kind of mixing rotor elements and screw rod for double screw extruder
Combination, it is simple in structure, facilitate staff to install, can effectively reduce the heat that the friction between mixing rotor and screw rod generates
Amount advantageously ensures that mixing rotor works normally, and ensures material forming effect, and have good degassing function, and then improve
Screw rod using effect, it is easy to operate, it can effectively solve the problems in background technology.
To achieve the above object, the technical solution that the utility model is taken is：
A kind of mixing rotor element and screw combinations for double screw extruder, including screw rod A, screw rod B and mixing turn
Son, the mixing rotor is located at screw rod A and the one end screw rod B, and screw rod B is located at the sides screw rod A, the mixing rotor inner cavity
It is provided with axle sleeve screw hole, and screw rod A and screw rod B are connected by axle sleeve screw hole with mixing rotor, inside the axle sleeve screw hole
Wall is provided with venthole, and venthole side is provided with heat dissipation cavity, cooling piece is installed with inside the heat dissipation cavity, and radiate
Chamber is connected by cooling piece with the venthole of axle sleeve screw hole madial wall.
Further, described mixing rotor one end is provided with fixed seat, and is fixedly installed between mixing rotor and fixed seat
There is guide shaft.
Further, the mixing rotor side is provided with engagement fluted shaft, and screw rod A and screw rod B by mixing rotor with
Engagement fluted shaft is fixedly connected.
Further, the screw rod A and the screw rod B other ends are installed with bearing, and setting on the outside of screw rod A and screw rod B
There are screw tube, the bearing setting to face the wall and meditate on the inside of screw tube.
Further, the screw tube internal layer is provided with hollow cavity, and hollow cavity top is installed with gas vent, described
Gas vent is connected by the hollow cavity of screw tube internal layer with screw rod A and screw rod B.
Compared with prior art, the utility model has the advantages that：
1, it is used by using the axle sleeve screw hole inside screw rod A and screw rod B cooperation mixing rotors, and then by screw rod and mixing
Rotor is fixed, and since venthole is arranged in axle sleeve screw hole madial wall, is convenient for frictional rotation between mixing rotor and screw rod
The heat of generation imports mixing rotor inner cavity, in combination with the cooling piece of mixing rotor inner cavity setting, Neng Gouyou through venthole
Effect absorbs the heat inside mixing rotor, to reduce the temperature of mixing rotor inside and screw surface, is conducive to improve spiral shell
Bar processing effect, effectively avoids material from influencing using effect in the case of a high temperature.
2, hollow cavity is set by using the screw tube internal layer on the outside of screw rod A and screw rod B, convenient for will be generated inside screw tube
Gas be discharged by the gas vent on hollow cavity top, and then reduce inside screw pressure, screw extruding effect be effectively ensured, has
Conducive to raising working efficiency.
Description of the drawings
Fig. 1 is the utility model for the mixing rotor element of double screw extruder and the overall structure signal of screw combinations
Figure.
Fig. 2 is the utility model for the mixing rotor element of double screw extruder and the mixing rotor structure of screw combinations
Schematic diagram.
Fig. 3 is the utility model for the mixing rotor element of double screw extruder and the axle sleeve Screw hole structure of screw combinations
Schematic diagram.
In figure：1, screw tube；2, bearing；3, screw rod A；4, screw rod B；5, cooling piece；6, guide shaft；7, hollow cavity；8, it is vented
Hole；9, mixing rotor；10, fluted shaft is engaged；11, heat dissipation cavity；12, axle sleeve screw hole；13, venthole；14, fixed seat.
Specific implementation mode
To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below
In conjunction with specific implementation mode, the utility model is expanded on further.
As shown in Figs. 1-3, a kind of mixing rotor element and screw combinations for double screw extruder, including screw rod A3,
Screw rod B4 and mixing rotor 9, the mixing rotor 9 is located at screw rod A3 and the one end screw rod B4, and screw rod B4 is located at screw rod A3
Side, 9 inner cavity of the mixing rotor is provided with axle sleeve screw hole 12, and screw rod A3 and screw rod B4 pass through axle sleeve screw hole 12 and mixing
Rotor 9 is connected, and 12 interior wall of axle sleeve screw hole is provided with venthole 13, and 13 side of venthole is provided with heat dissipation cavity 11,
It is installed with cooling piece 5 inside the heat dissipation cavity 11, and heat dissipation cavity 11 passes through the logical of cooling piece 5 and 12 madial wall of axle sleeve screw hole
Stomata 13 is connected.
Wherein, 9 one end of the mixing rotor is provided with fixed seat 14, and fixation is set between mixing rotor 9 and fixed seat 14
It is equipped with guide shaft 6.
Wherein, 9 side of the mixing rotor is provided with engagement fluted shaft 10, and screw rod A3 and screw rod B4 pass through mixing rotor 9
It is fixedly connected with fluted shaft 10 is engaged.
Wherein, the screw rod A3 and the screw rod B4 other ends are installed with bearing 2, and setting on the outside of screw rod A3 and screw rod B4
There are screw tube 1, the setting of the bearing 2 to face the wall and meditate in 1 inside of screw tube.
Wherein, 1 internal layer of the screw tube is provided with hollow cavity 7, and 7 top of hollow cavity is installed with gas vent 8, described
Gas vent 8 is connected by the hollow cavity 7 of 1 internal layer of screw tube with screw rod A3 and screw rod B4.
It should be noted that the utility model is a kind of mixing rotor element and screw rod group for double screw extruder
It closes, when work, screw rod A3 and the one end screw rod B4 is inserted into inside the axle sleeve screw hole 12 inside mixing rotor 9, and utilize screw thread company
It connects, and then screw rod and mixing rotor 9 is fixed, since venthole 13 is arranged in 12 madial wall of axle sleeve screw hole, being convenient for will be close
The heat that frictional rotation generates between rotor 9 and screw rod is refined, 9 inner cavity of mixing rotor is imported through venthole 13, in combination with close
The cooling piece 5 for refining the setting of 9 inner cavity of rotor, can effectively absorb the heat inside mixing rotor 9, to reduce in mixing rotor 9
The temperature of portion and screw surface is conducive to improve screw rod processing effect, and effectively avoiding material in the case of a high temperature influences to use
Effect, and fixed seat 14 is set in 9 other end of mixing rotor, convenient for mixing rotor 9 is fixed on 10 surface of engagement fluted shaft, in turn
Facilitate and screw rod is driven to be rotated, it is easy to operate, greatly improve working efficiency, and the screw tube on the outside of screw rod A3 and screw rod B4
Hollow cavity 7 is arranged in 1 internal layer, and the gas convenient for generating 1 inside of screw tube is discharged by the gas vent 8 on 7 top of hollow cavity, in turn
Inside screw pressure is reduced, screw extruding effect is effectively ensured.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of mixing rotor element and screw combinations for double screw extruder, including screw rod A（3）, screw rod B（4）With it is close
Refine rotor（9）, the mixing rotor（9）It is located at screw rod A（3）With screw rod B（4）One end, and screw rod B（4）Positioned at screw rod A
（3）Side, it is characterised in that：The mixing rotor（9）Inner cavity is provided with axle sleeve screw hole（12）, and screw rod A（3）With screw rod B（4）
Pass through axle sleeve screw hole（12）With mixing rotor（9）It is connected, the axle sleeve screw hole（12）Interior wall is provided with venthole（13）,
And venthole（13）Side is provided with heat dissipation cavity（11）, the heat dissipation cavity（11）Inside is installed with cooling piece（5）, and radiate
Chamber（11）Pass through cooling piece（5）With axle sleeve screw hole（12）The venthole of madial wall（13）It is connected.
2. a kind of mixing rotor element and screw combinations for double screw extruder according to claim 1, feature
It is：The mixing rotor（9）One end is provided with fixed seat（14）, and mixing rotor（9）And fixed seat（14）Between fixation set
It is equipped with guide shaft（6）.
3. a kind of mixing rotor element and screw combinations for double screw extruder according to claim 1, feature
It is：The mixing rotor（9）Side is provided with engagement fluted shaft（10）, and screw rod A（3）With screw rod B（4）Pass through mixing rotor
（9）With engage fluted shaft（10）It is fixedly connected.
4. a kind of mixing rotor element and screw combinations for double screw extruder according to claim 1, feature
It is：The screw rod A（3）With screw rod B（4）The other end is installed with bearing（2）, and screw rod A（3）With screw rod B（4）Outside is set
It is equipped with screw tube（1）, the bearing（2）It is arranged in screw tube（1）It faces the wall and meditates inside.
5. a kind of mixing rotor element and screw combinations for double screw extruder according to claim 4, feature
It is：The screw tube（1）Internal layer is provided with hollow cavity（7）, and hollow cavity（7）Top is installed with gas vent（8）, described
Gas vent（8）Pass through screw tube（1）The hollow cavity of internal layer（7）With screw rod A（3）With screw rod B（4）It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820077640.6U CN207772381U (en) | 2018-01-17 | 2018-01-17 | A kind of mixing rotor element and screw combinations for double screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820077640.6U CN207772381U (en) | 2018-01-17 | 2018-01-17 | A kind of mixing rotor element and screw combinations for double screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207772381U true CN207772381U (en) | 2018-08-28 |
Family
ID=63213321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820077640.6U Active CN207772381U (en) | 2018-01-17 | 2018-01-17 | A kind of mixing rotor element and screw combinations for double screw extruder |
Country Status (1)
| Country | Link |
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| CN (1) | CN207772381U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115302650A (en) * | 2022-08-30 | 2022-11-08 | 承德石油高等专科学校 | Rubber banburying processing equipment based on green |
| CN115302650B (en) * | 2022-08-30 | 2024-05-24 | 承德石油高等专科学校 | Green environment-friendly rubber banburying processing equipment |
-
2018
- 2018-01-17 CN CN201820077640.6U patent/CN207772381U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115302650A (en) * | 2022-08-30 | 2022-11-08 | 承德石油高等专科学校 | Rubber banburying processing equipment based on green |
| CN115302650B (en) * | 2022-08-30 | 2024-05-24 | 承德石油高等专科学校 | Green environment-friendly rubber banburying processing equipment |
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