CN101934560B - Rotor flashboard type rubber continuous banburying extrusion method and device - Google Patents
Rotor flashboard type rubber continuous banburying extrusion method and device Download PDFInfo
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- CN101934560B CN101934560B CN201010226516XA CN201010226516A CN101934560B CN 101934560 B CN101934560 B CN 101934560B CN 201010226516X A CN201010226516X A CN 201010226516XA CN 201010226516 A CN201010226516 A CN 201010226516A CN 101934560 B CN101934560 B CN 101934560B
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- rotor
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- flashboard
- banburying
- striker plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/635—Eccentrically rotating screws; Screws revolving around an axis other than their central axis
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to rotor flashboard type rubber continuous banburying extrusion method and device. A rubber material is plastified and mixed by rolling and grinding an eccentric rotor on the inner wall surface of a stator cylinder, a flashboard restricted by the stator and floating along with the rotor blocks the flowing of the rubber material along the peripheral direction of the rotor in a gap between the rotor and the stator and drives the rubber material to flow along the axis direction of the rotor, and the continuous banburying extrusion of the rubber material is realized. A flashboard type banburying unit comprises the stator with a cylindrical cavity, the eccentric rotor arranged in the cavity of the stator, the flashboard arranged in the radius direction of the stator and restricted by the stator and material barrier discs arranged on both sides of the rotor. A plurality of flashboard type banburying units can be combined to form a rubber continuous banburying extrusion machine. The invention has the characteristics of short heating mechanical action range of the rubber material, good mixing effect and little fluctuation, low equipment operating power consumption, small size and the like.
Description
Technical field
The present invention relates to the compounding rubber process and apparatus, specifically refer to rotor flashboard type rubber continuous banburying extrusion method and equipment.
Technical background
Along with the development of macromolecular material subject, rubber is widely used in many-side.The used sizing material of tradition rubber industry all is batch melting, and the factory owner will be take mixer mixing as main at present.Banbury is an important achievement of rubber mixing machine tool, still become so far plasticate and mixing in exemplary apparatus, according to foreign data statistics, in rubber industry, have 88% sizing material to be made by banbury.In the banbury process, sizing material mainly is by between banburying chamber's rotor, between rotor and the locular wall and the shearing between rotor and floating weight and the Dump gate and immixture and obtain mixing.Banbury is to the mixing batch (-type) that is of sizing material, these equipment belong to the batch melting machine, and namely sizing material is must be at the last consignment of rubber compounding complete and empty banburying chamber and just can carry out the next group mixed refining process, and it is short that banbury has mixing time, operate simple and easyly, raw material need not the characteristics such as specially treated.But because energy balance, flow behavior in the mixing roll and the mass discrepancy between a collection of and another batch sizing material and so that the raising of sizing material quality be restricted, and the development of auto industry is had higher requirement for rubber accessory quality of item, as guarantee durable in use, also need reduce cost under the prerequisite of smooth surface quality, traditional banbury exists production efficiency low simultaneously, energy consumption is high, production equipment is complicated, the inherent shortcomings such as the product quality fluctuation is large, so traditional batch banburying equipment has run into the bottleneck of development, also limited greatly simultaneously the development of rubber processing industry, the rubber processing industry is demanded technical new breakthrough urgently.
In order to reduce the rubber internal mixing energy consumption, improve the banburying quality of item, processing has begun the optimization research from technique to equipment to rubber internal mixing, such as to the research of compounding rubber prescription and to the research of the mixing rotor of new type rubber or screw rod, these researchs improved to a certain extent quality of item all once, production efficiency has also obtained certain lifting, but its adaptability to material is relatively poor, power consumption of polymer processing does not obviously reduce simultaneously, is difficult to reach obvious energy-efficient effect.
Summary of the invention
The object of the present invention is to provide a kind of rotor flashboard type rubber continuous banburying extrusion method, long with the heat engine tool course that solves material experience in the rubber internal mixing process, energy consumption is high, efficient is low, to problems such as material bad adaptability.
The present invention also aims to provide a kind of rotor gate type rubber continuous mixing extrusion equipment of realizing described method.
A kind of rotor flashboard type rubber continuous banburying extrusion method of the present invention, utilize eccentric rotor rolling compaction on stator cylindrical cavity wall that the sizing material plasticizing is mixed, while one is subjected to the stator constraint and with the flashboard that rotor surface floats sizing material is blocked and mobile along the rotor axis direction in rotor and stator gap along the mobile of rotor circumference direction, and realization sizing material continuous mixing is extruded.
Shown in Fig. 1-5, a kind of rotor gate type rubber continuous mixing extrusion equipment, consisted of by one or more flashboard type banburying unit combination, described flashboard type banburying unit is mainly by the hollow stator 1 with cylindrical cavity, cylindrical rotor 2, backgauge dish 3, flashboard 4, backgauge dish 5 consists of, its rotor 2 places inner chamber and stator 1 off-centre of stator 1, rotor 2 outer surfaces and stator 1 surface of internal cavity are tangent, be arranged in the stator radial direction and be subjected to the flashboard 4 of stator constraint to place stator 1 radial direction square-section through hole, and be subjected to two ends backgauge dish 3,5 surperficial annular groove constraints are floated with rotor 2 outer surfaces, and backgauge dish 3 and backgauge dish 5 are located at respectively stator 1 both sides.
Flashboard 4 is arranged on stator 1 radius, the height of flashboard 4 is poor greater than stator 1 cylindrical cavity diameter and rotor 2 cylinder apparent diameters, during rotor 2 eccentric rotary, flashboard 4 is subjected to stator 1 two ends striker plate 3 and striker plate 5 surperficial annular groove constraints and tangent with rotor 2 outer surfaces, fluctuates in the through hole of the radially square-section of stator 1.
Be subjected to stator 1 constraint and make sizing material in rotor 2 and stator 1 gap, be blocked and flow out along rotor 2 axial direction discharge breach B along rotor 2 circumferencial directions mobile with the flashboards 4 that float in rotor 2 surfaces, realize that the sizing material continuous mixing extrudes.
On stator 1 both ends of the surface, be positioned at the relative side of square-section through hole and offer respectively charging breach A and discharging breach B.
The stackable rubber continuous mixing extruder that is combined in a plurality of flashboard type banburyings unit.
During work, along with rotor eccentricity rotates, material is squeezed into flashboard type banburying unit from the charging breach, and eccentric rotor makes the sizing material plastifying fusion mix under the external heat booster action of rolling compaction effect and stator on the stator cylindrical cavity wall simultaneously; And be subjected to stator constraint and with the flashboard that rotor surface floats, sizing material is flowed out along rotor axial discharging breach along mobile being blocked of rotor circumference direction in rotor and stator gap, thereby realization sizing material continuous mixing is extruded.
Rotor gate type rubber continuous mixing transportation method and equipment that the present invention adopts are compared with traditional rubber plasticizing banburying technology and equipment, have following advantage:
1, finish the heat engine tool course that mixing transport process experiences and greatly shorten, plasticizing transports Energy Intensity Reduction;
2, material mixing degree is highly stable, improving productivity, and goods disperse mixing quality to improve, and can directly extrude calendering.
3, mixing transport process is finished in very short heat engine tool course, plastifies accordingly the conveying equipment volume-diminished;
4, mixing transport capability does not rely on the physical characteristic of material, and plasticizing transports stability and improves, and material adaptability is improved.
Description of drawings
Fig. 1 is the present invention includes material in from the stator side breach flashboard type banburying cellular construction schematic diagram;
Fig. 2 is for including the A-A cutaway view of the flashboard type banburying unit of material in from the stator side breach;
Fig. 3 is for including the flashboard banburying cellular construction schematic diagram of material in from stator top breach;
Fig. 4 is for including the B-B cutaway view of the flashboard banburying unit of material in from stator top breach;
Fig. 5 is rotor gate type rubber continuous mixing extruder structure schematic diagram.
The specific embodiment
With reference to figure 1, Fig. 2, flashboard type banburying unit mainly by the hollow stator 1 with cylindrical cavity, place stator 1 inner chamber and stator 1 eccentric and form with tangent cylindrical rotor 2, the flashboard 4 that is arranged in the radial direction square-section through hole of stator 1, the backgauge dish 3 that is arranged in the rotor both sides and the backgauge dish 5 etc. of stator 1 inner chamber.Rotor 2 off-centre are installed in the hollow stator 1, and tangent with stator 1 surface of internal cavity, and flashboard 4 is installed in the radial direction square-section through hole of stator 1 and retrained by backgauge dish 3 and backgauge dish 5 surface grooves, and tangent with rotor 2 outer surfaces.When rotor 2 rotates clockwise, because flashboard 4 and stator 1 inner chamber and rotor 2 outer surfaces and two side shields 3, the 5 enclosure space D volumes that form increase, material is squeezed into flashboard type banburying unit from charging breach A, and eccentric rotor 2 makes the sizing material plastifying fusion mix under the external heat booster action of rolling compaction effect and stator 1 on the stator 1 cylindrical cavity wall simultaneously; And be subjected to stator 1 constraint and the flashboards 4 that float with rotor 2 surfaces, make sizing material in rotor 2 and stator 1 clearance C along mobile being blocked of rotor 2 circumferencial directions and along rotor 2 axial direction discharge breach B, flow out every the gap of dish 5 every dish 6 and backgauge by stator, thereby realization sizing material continuous mixing is extruded.
With reference to figure 3 and Fig. 4, material is included material in from stator 1 top breach AA, be subjected on the stator 1 cylindrical cavity wall that rotor 2 rolling compaction effects are polished, compacting, plastifying fusion under from the external heat booster action of stator simultaneously, and discharged by the discharging breach B on the stator 1.
With reference to figure 5, the rotor gate type rubber continuous mixing extruder mainly is comprised of parts such as flashboard type banburying unit I, II, III and hopper 1, driving shaft core 2, current divider 3, spacer shells 4.Flashboard type banburying unit I, II, III overlapped in series are installed.Driving shaft core 2 and flashboard banburying unit I, II, III stator 1 are concentric and eccentricly cooperate and connect with the spline form with rotor 2 and baffle plate 3,5..Stator 6 places between flashboard banburying unit I, II, the III every dish, and with stator 1 concentric being fixedly connected with, backgauge dish 3,5 places stator every dish 6 inner chambers.The stator 1 of flashboard banburying unit I is opposite with respect to the eccentric direction of rotor 2 with the stator 1 of flashboard banburying unit II with respect to the eccentric direction of rotor 2, the stator 1 of flashboard banburying unit III is opposite with respect to the eccentric direction of rotor 2 with the stator 1 of flashboard banburying unit II with respect to the eccentric direction of rotor 2, driving shaft core 2 and stator 1 concentric, but with flashboard banburying unit I, II, rotor 2 off-centre of III are fixedly connected with, and driving shaft core 3 is with respect to flashboard banburying unit I, rotor 2 eccentric directions of III are opposite with respect to rotor 2 eccentric directions of flashboard banburying unit II with driving shaft core 2.Current divider 3 be placed in the cylindrical cavity of spacer shell 4 and with driving shaft core 2 coaxial being fixedly connected with.Hopper 1 is fixedly installed on the stator 1 of flashboard banburying unit I.Discharging breach B on the stator 1 of flashboard banburying unit I is connected with charging breach A on the stator 1 of flashboard banburying unit II, and the discharging breach B on the stator 1 of flashboard banburying unit II is connected with charging breach A on the stator 1 of flashboard banburying unit III.When driving shaft core 2 drives rotor 2 rotation of flashboard banburying unit I, II, III, be included into the flashboard banburying from the material of hopper 1 and transport unit I, after plasticizing, enter successively among flashboard banburying unit II, the III and be further plasticized and homogenizing, extrude through being connected to mould on the spacer shell 4 again, cool off, finalizing the design obtains goods.
Claims (6)
1. rotor flashboard type rubber continuous banburying extrusion method, it is characterized in that utilizing eccentric rotor rolling compaction on stator cylindrical cavity wall that the sizing material plasticizing is mixed, while one is subjected to the stator constraint and with the flashboard that rotor surface floats sizing material is blocked and mobile along the rotor axis direction in rotor and stator gap along the mobile of rotor circumference direction, and realization sizing material continuous mixing is extruded;
The equipment of realizing described method is made of one or more flashboard type banburying unit combination, described flashboard type banburying unit is mainly by the hollow stator with cylindrical cavity (1), cylindrical rotor (2), striker plate (3), flashboard (4), another striker plate (5) consists of, its rotor (2) places inner chamber and stator (1) off-centre of stator (1), rotor (2) outer surface and stator (1) surface of internal cavity are tangent, be arranged in the stator radial direction and be subjected to the flashboard (4) of stator constraint to place stator (1) radial direction square-section through hole, and floated with rotor (2) outer surface by the surperficial annular groove constraint of striker plate (3) and another striker plate (5), striker plate (3) and another striker plate (5) are located at respectively stator (1) both sides.
2. method according to claim 1 is characterized in that rotor (2) and the offset (e) of stator (1) equal the poor of stator (1) radius and rotor (2) radius.
3. method according to claim 2, it is characterized in that flashboard (4) is arranged on stator (1) radius, the height of flashboard (4) is poor greater than stator (1) cylindrical cavity diameter and rotor (2) cylinder apparent diameter, during rotor (2) eccentric rotary, flashboard (4) is subjected to stator (1) two ends striker plates (3) and the surperficial annular groove constraint of another striker plate (5) and tangent with rotor (2) outer surface, fluctuates in the through hole of the radially square-section of stator (1).
4. method according to claim 2, be subjected to stator (1) constraint and make sizing material in rotor (2) and stator (1) gap, be blocked and flow out along rotor (2) axial direction discharge breach (B) along rotor (2) circumferencial direction mobile with the flashboard (4) that floats in rotor (2) surface, realize that the sizing material continuous mixing extrudes.
5. method according to claim 2 is characterized in that on stator (1) both ends of the surface, is positioned at the relative side of square-section through hole and offers respectively charging breach (A) and discharging breach (B).
6. method according to claim 2 is characterized in that the stackable rubber continuous mixing extruder that is combined in a plurality of flashboard type banburyings unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010226516XA CN101934560B (en) | 2010-07-13 | 2010-07-13 | Rotor flashboard type rubber continuous banburying extrusion method and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010226516XA CN101934560B (en) | 2010-07-13 | 2010-07-13 | Rotor flashboard type rubber continuous banburying extrusion method and device |
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| Publication Number | Publication Date |
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| CN101934560A CN101934560A (en) | 2011-01-05 |
| CN101934560B true CN101934560B (en) | 2013-01-02 |
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| CN201010226516XA Expired - Fee Related CN101934560B (en) | 2010-07-13 | 2010-07-13 | Rotor flashboard type rubber continuous banburying extrusion method and device |
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| JP5631263B2 (en) * | 2011-05-25 | 2014-11-26 | 株式会社神戸製鋼所 | Continuous kneader |
| FR3034703B1 (en) * | 2015-04-10 | 2017-03-24 | Michelin & Cie | REMOVAL OF CONTAMINANTS IN WET NATURAL RUBBER |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1731040A2 (en) * | 2005-06-08 | 2006-12-13 | Tetra Laval Holdings & Finance S.A. | Arrangement and method for the mix of particulate filling into consumer ice mass |
| CN100496927C (en) * | 2008-01-25 | 2009-06-10 | 华南理工大学 | Polymer material plasticizing and transporting method and apparatus based on draft flowing deformation |
| CN201760979U (en) * | 2010-07-13 | 2011-03-16 | 华南理工大学 | Rotor gate type rubber continuous mixing extrusion equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62147069A (en) * | 1985-12-20 | 1987-07-01 | Akira Suzuki | Movable vane type pump device with opposed vanes axially connected to each other |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1731040A2 (en) * | 2005-06-08 | 2006-12-13 | Tetra Laval Holdings & Finance S.A. | Arrangement and method for the mix of particulate filling into consumer ice mass |
| CN100496927C (en) * | 2008-01-25 | 2009-06-10 | 华南理工大学 | Polymer material plasticizing and transporting method and apparatus based on draft flowing deformation |
| CN201760979U (en) * | 2010-07-13 | 2011-03-16 | 华南理工大学 | Rotor gate type rubber continuous mixing extrusion equipment |
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