CN203863962U - Eccentric rotor volume impulse deformation plasticization transportation device - Google Patents
Eccentric rotor volume impulse deformation plasticization transportation device Download PDFInfo
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- CN203863962U CN203863962U CN201420250412.6U CN201420250412U CN203863962U CN 203863962 U CN203863962 U CN 203863962U CN 201420250412 U CN201420250412 U CN 201420250412U CN 203863962 U CN203863962 U CN 203863962U
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Abstract
The utility model discloses an eccentric rotor volume impulse deformation plasticization transportation device. Rotor eccentric helical sections and rotor eccentric straight line sections are alternately arranged in the inner cavities of a rotor and a stator respectively, the transportation volume of material makes axial and radial alternate and periodic changes along the rotor, volume impulse deformation fusion plasticization transportation is achieved, and axial pressure generated by the material is borne via a swing component. The device comprises the stator, the rotor and the swing component, the rotor is arranged in the inner cavity of the stator, and the swing component is arranged at one end of the rotor; the rotor comprises a plurality of rotor eccentric helical sections and a plurality of rotor eccentric straight line sections which are alternately connected, and a plurality of stator helical sections and a plurality of stator straight line sections which are alternately connected are arranged in the inner cavity of the stator; the rotor eccentric helical sections are in one-to-one correspondence with the stator helical sections, and the rotor eccentric straight line sections also are in one-to-one correspondence with the stator straight line sections. The eccentric rotor volume impulse deformation plasticization transportation device enhances the effects of mass transfer and heat transfer in a polymer plasticization transportation process, and facilitates shortening thermomechanical course and lowering energy consumption.
Description
Technical field
The utility model relates to the plasticizing processing technique field of macromolecular material, particularly a kind of eccentric rotor volume fluctuation deformation plasticizing feeding device.
Background technology
In Polymer Processing forming process, polymer all will form goods through plastifying the plastifying fusion of feeding device and being transported in the mould with given shape.On the one hand, polymer plasticizing transport process has occupied most energy consumptions of Polymer Processing forming process, on the other hand, can be by dissimilar inorganic filler and various string be filled in polymeric matrix in polymer plasticizing transport process, or different types of polymer is carried out to the polymer composites that blend processing obtains excellent performance, to meet the demand of contemporary industry development.Polymer plasticizing transport process plays conclusive impact for reducing energy consumption, raising polymer mixed melting effect and enhancing product performance.Therefore, by the plasticizing changing in polymer processing, transport the growth requirement that can meet Polymer Processing forming technique.
At present, it is mainly to take screw rod as core component and characteristics of principle that the polymer plasticizing of extensive use both at home and abroad transports technology and equipment, but due to the shearing towing process principle of screw rod, the equipment ubiquity power consumption of polymer processing of this structure is high, dispersion mixing is poor, thermomechanical course is long, device structure is huge, be difficult for the defects such as processing complex contour material.
And blade polymer based on draft flowing deformation plasticizing transportation method is to force material fusion plastification and mixed milling by the cyclically-varying of materiel machining volume, the flowing and be out of shape main Tensile stress domination of material, principal velocity gradient is consistent with the direction of its main flow and distortion, show draft flowing deformation behavior, thereby solved the problem that screw rod processing equipment plasticizing capacity mainly relies on material external friction power and internal friction.Compare with spiro rod plasticizing transportation method, blade plasticizing transportation method has the advantages such as energy consumption is low, thermomechanical course is short, high to material adaptability, dispersion mixing is good.But in blade plasticizing transport process, polymer transport passage blunt form, there is dead angle in runner, is unfavorable for processing the plasticizing of thermosensitive type polymer and mixed and modified.
As can be seen here, the problem existing for current plasticizing transport process, develop a kind of advantages such as energy consumption is low, thermomechanical course is short, high to material adaptability, dispersion mixing is good that have, it is streamlined, significant to Polymer Processing forming device without novel plasticizing transportation method and the device of dead angle, easily exhaust that transfer passage variation is simultaneously.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of eccentric rotor volume fluctuation deformation plasticizing feeding device is provided, and to solve, the thermomechanical course that in forming polymer process, material experiences is long, energy consumption is high, runner has the problems such as dead angle.
The technical solution of the utility model is: a kind of eccentric rotor volume fluctuation deformation plasticizing feeding device, comprise stator, rotor and wobble component, and rotor is located in bore of stator, and rotor one end arranges wobble component; Rotor comprises a plurality of rotor eccentricity spiral sections and a plurality of rotor eccentricity straightway, and rotor eccentricity spiral section is alternately connected with rotor eccentricity straightway; Bore of stator is also provided with a plurality of stator spiral sections and a plurality of linear stator section, and stator spiral section is alternately connected with linear stator section; Each rotor eccentricity spiral section is corresponding one by one with each stator spiral section, and each rotor eccentricity straightway is corresponding one by one with each linear stator section.
On described rotor, along the throughput direction of material, pitch and the axial length of each rotor eccentricity spiral section all reduce gradually, and the axial length of each rotor eccentricity straightway reduces gradually;
On stator, along the throughput direction of material, pitch and the axial length of each stator spiral section all reduce gradually, and the axial length of each linear stator section reduces gradually.
Between described rotor eccentricity spiral section and stator spiral section, form eccentric spiral cavity, between rotor eccentricity straightway and linear stator section, form eccentric straight-line cavity; The eccentric radial section of spiral cavity and the radial section of eccentric straight-line cavity are slotted hole shape.In eccentric spiral cavity, rotor is when rotor axis rotates, also around the axis of stator, in the inner chamber at stator, roll, in the sealed chamber that material forms between stator and rotor with spiral fashion, advance, meanwhile, the polymer that in progradation, material forms is realized the processes such as compacting, exhaust, melting, melt conveying, mixing.In eccentric straight-line cavity, rotor is when rotor axis rotates, and also along bore of stator scroll-up/down, material advances in closed chamber in linear mode.
In described eccentric spiral cavity, rotor eccentricity spiral section and stator spiral section are connected with a joggle, and on the radial section of eccentric spiral cavity, the movement travel of rotor in bore of stator is the twice of rotor maximum eccentricity.
In described eccentric straight-line cavity, rotor eccentricity straightway and linear stator section are connected with a joggle, and on the radial section of eccentric straight-line cavity, the movement travel of rotor in bore of stator is the twice of rotor maximum eccentricity.
Described wobble component comprises universal joint, power transmission shaft and rotor connection, and rotor connection is hinged by the first cross jaw and power transmission shaft, and power transmission shaft is by the second cross jaw and universal joint articulated.The setting of wobble component makes rotor realize revolution (being that rotor rolls or scroll-up/down in bore of stator around axis stator) and rotation (being that rotor is around the axial-rotation of himself) simultaneously, when rotor motion arrives maximum eccentricity, power transmission shaft can contact with universal joint and form Contact Pair, by Contact Pair, bears the axial compressive force that polymer melting plasticization transport process produces.
The eccentric rotor volume fluctuation deformation plasticizing feeding device of said structure can use as extruder separately, also can be combined into all types of injecting units injector and use.
When above-mentioned eccentric rotor volume fluctuation deformation plasticizing feeding device is combined into injector use with injection device, the output of described stator is by the cylinder body of the external injection device of connector, bore of stator communicates with the injection flow passage in cylinder body, is provided with plunger in injection flow passage.
By said apparatus, can realize a kind of eccentric rotor volume fluctuation deformation plasticizing transportation method, by be arranged alternately rotor eccentricity spiral section and rotor eccentricity straightway on rotor, on the inner chamber of stator, be arranged alternately corresponding stator spiral section and linear stator section, the volume that transports of material is carried out axially and the cyclically-varying of radially alternating along rotor, realize volume fluctuation deformation fusion plastification and transport; In material transport process, by wobble component, bear the axial compressive force that material produces.
In material conveying process, in eccentric spiral cavity, described rotor, when rotor axis rotates, also rolls in the inner chamber at stator around the axis of stator; In eccentric straight-line cavity, described rotor is when rotor axis rotates, also along bore of stator scroll-up/down.
The utility model, with respect to prior art, has following beneficial effect:
1, by changing the structure of rotor and bore of stator, that has realized material transports volume respectively along the cyclically-varying of rotor axial and radially alternating, strengthened the mass-and heat-transfer effect in polymer plasticizing transport process, be conducive to shortening heat machinery course, reduce energy consumption, improve dispersion mixing simultaneously.
2, in plasticizing transport process, can realize runner be streamlined, without dead angle, be conducive to process the plasticizing of thermosensitive type polymer and mixed and modified.Meanwhile, by controlling the fit clearance of rotor and stator, can effectively control the exhaust capacity of plasticizing transport process.
3, this eccentric rotor volume fluctuation deformation plasticizing feeding device is simple in structure, is conducive to mounting or dismounting, can as extruder, use separately, also can be combined into all types of injecting units injector and use, and its range of application is wider.
Accompanying drawing explanation
Fig. 1 is the structural representation of this eccentric rotor volume fluctuation deformation plasticizing feeding device.
Fig. 2 is that in Fig. 1, power transmission shaft contacts the structural representation while forming Contact Pair with universal joint.
Fig. 3 is the A-A cross sectional view of Fig. 1.
Fig. 4 is the B-B cross sectional view of Fig. 1.
Fig. 5 is the C-C cross sectional view of Fig. 1.
Fig. 6 is the motion state schematic diagram of C-C cross section upper rotor part in bore of stator in Fig. 1.
Fig. 7 is the motion state schematic diagram of D-D cross section upper rotor part in bore of stator in Fig. 1.
Structural representation when Fig. 8 is combined into injector for this eccentric rotor volume fluctuation deformation plasticizing feeding device and injection device.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment 1
The eccentric rotor volume fluctuation deformation plasticizing feeding device of the present embodiment uses as extruder separately.
As shown in Figure 1, this eccentric rotor volume fluctuation deformation plasticizing feeding device, comprises stator 3, rotor 4 and wobble component, and rotor is located in bore of stator, and rotor one end arranges wobble component; Rotor comprises a plurality of rotor eccentricity spiral sections and a plurality of rotor eccentricity straightway, and rotor eccentricity spiral section is alternately connected with rotor eccentricity straightway; Bore of stator is also provided with a plurality of stator spiral sections and a plurality of linear stator section, and stator spiral section is alternately connected with linear stator section; Each rotor eccentricity spiral section is corresponding one by one with each stator spiral section, and each rotor eccentricity straightway is corresponding one by one with each linear stator section.When wherein, rotor eccentricity spiral section is connected with stator spiral section, the variation of different cross section is as shown in Fig. 3, Fig. 4 or Fig. 5.
On rotor, along the throughput direction of material, pitch and the axial length of each rotor eccentricity spiral section all reduce gradually, and the axial length of each rotor eccentricity straightway reduces gradually;
On stator, along the throughput direction of material, pitch and the axial length of each stator spiral section all reduce gradually, and the axial length of each linear stator section reduces gradually.
In said structure, between rotor eccentricity spiral section and stator spiral section, form eccentric spiral cavity, between rotor eccentricity straightway and linear stator section, form eccentric straight-line cavity; The eccentric radial section of spiral cavity and the radial section of eccentric straight-line cavity are slotted hole shape.As shown in Figure 6, in eccentric spiral cavity, rotor is when rotor axis rotates, also around the axis of stator, in the inner chamber at stator, roll, in the sealed chamber that material forms between stator and rotor with spiral fashion, advance, meanwhile, the polymer that in progradation, material forms is realized the processes such as compacting, exhaust, melting, melt conveying, mixing.As shown in Figure 7, in eccentric straight-line cavity, rotor is when rotor axis rotates, and also along bore of stator scroll-up/down, material advances in closed chamber in linear mode.
In eccentric spiral cavity, rotor eccentricity spiral section and stator spiral section are connected with a joggle, and on the radial section of eccentric spiral cavity, the movement travel of rotor in bore of stator is the twice of rotor maximum eccentricity.
In eccentric straight-line cavity, rotor eccentricity straightway and linear stator section are connected with a joggle, and on the radial section of eccentric straight-line cavity, the movement travel of rotor in bore of stator is the twice of rotor maximum eccentricity.
Wobble component comprises universal joint 1, power transmission shaft 2 and rotor connection 7, and rotor connection is hinged with power transmission shaft by the first cross jaw 5, and power transmission shaft is by the second cross jaw 6 and universal joint articulated.The setting of wobble component makes rotor realize revolution (being that rotor rolls or scroll-up/down in bore of stator around axis stator) and rotation (being that rotor is around the axial-rotation of himself) simultaneously, when rotor motion arrives maximum eccentricity, power transmission shaft can contact with universal joint and form Contact Pair, as shown in Figure 2, by Contact Pair, bear the axial compressive force that polymer melt plasticizing transport process produces.
The present embodiment can be realized a kind of eccentric rotor volume fluctuation deformation plasticizing transportation method by said apparatus, by be arranged alternately rotor eccentricity spiral section and rotor eccentricity straightway on rotor, on the inner chamber of stator, be arranged alternately corresponding stator spiral section and linear stator section, the volume that transports of material is carried out axially and the cyclically-varying of radially alternating along rotor, realize volume fluctuation deformation fusion plastification and transport; In material transport process, by wobble component, bear the axial compressive force that material produces.
In material conveying process, in eccentric spiral cavity, described rotor, when rotor axis rotates, also rolls in the inner chamber at stator around the axis of stator; In eccentric straight-line cavity, described rotor is when rotor axis rotates, also along bore of stator scroll-up/down.
Embodiment 2
The eccentric rotor volume fluctuation deformation plasticizing feeding device of the present embodiment and injection device are combined into injector and use.
Compare with embodiment 1, its difference is, as shown in Figure 8, the output of stator is by the cylinder body 9 of connector 8 external injection devices, and bore of stator communicates with the injection flow passage in cylinder body, is provided with plunger 10 in injection flow passage.
During use, the deformation of this eccentric rotor volume fluctuation plastifies feeding device by material plasticizing melting, and delivers in the injection flow passage of cylinder body, and plunger constantly retreats simultaneously.When the polymer melt storing amount in cylinder body reaches the variable of injected articles requirement, eccentric rotor volume fluctuation deformation plasticizing feeding device stops plastifying fusion, and the plasticizing measurement process of injector finishes.Machine to be injected completes after mold filling, pressurize operation, and at goods cooling stage, eccentric rotor volume fluctuation deformation plasticizing transports own device and starts to plastify and transport, and injector starts the new one-period of product molding.
As mentioned above, just can realize preferably the utility model, above-described embodiment is only preferred embodiment of the present utility model, is not used for limiting practical range of the present utility model; Be that all equalizations of doing according to the utility model content change and modify, all by the utility model claim scope required for protection, contained.
Claims (7)
1. an eccentric rotor volume fluctuation deformation plasticizing feeding device, is characterized in that, comprise stator, rotor and wobble component, rotor is located in bore of stator, and rotor one end arranges wobble component; Rotor comprises a plurality of rotor eccentricity spiral sections and a plurality of rotor eccentricity straightway, and rotor eccentricity spiral section is alternately connected with rotor eccentricity straightway; Bore of stator is also provided with a plurality of stator spiral sections and a plurality of linear stator section, and stator spiral section is alternately connected with linear stator section; Each rotor eccentricity spiral section is corresponding one by one with each stator spiral section, and each rotor eccentricity straightway is corresponding one by one with each linear stator section.
2. a kind of eccentric rotor volume fluctuation deformation plastifies feeding device according to claim 1, it is characterized in that, on described rotor, along the throughput direction of material, pitch and the axial length of each rotor eccentricity spiral section all reduce gradually, and the axial length of each rotor eccentricity straightway reduces gradually;
On stator, along the throughput direction of material, pitch and the axial length of each stator spiral section all reduce gradually, and the axial length of each linear stator section reduces gradually.
3. a kind of eccentric rotor volume fluctuation deformation plastifies feeding device according to claim 1, it is characterized in that, between described rotor eccentricity spiral section and stator spiral section, form eccentric spiral cavity, between rotor eccentricity straightway and linear stator section, form eccentric straight-line cavity; The eccentric radial section of spiral cavity and the radial section of eccentric straight-line cavity are slotted hole shape.
4. a kind of eccentric rotor volume fluctuation deformation plastifies feeding device according to claim 3, it is characterized in that, in described eccentric spiral cavity, rotor eccentricity spiral section and stator spiral section are connected with a joggle, on the radial section of eccentric spiral cavity, the movement travel of rotor in bore of stator is the twice of rotor maximum eccentricity.
5. a kind of eccentric rotor volume fluctuation deformation plastifies feeding device according to claim 3, it is characterized in that, in described eccentric straight-line cavity, rotor eccentricity straightway and linear stator section are connected with a joggle, on the radial section of eccentric straight-line cavity, the movement travel of rotor in bore of stator is the twice of rotor maximum eccentricity.
6. a kind of eccentric rotor volume fluctuation deformation plastifies feeding device according to claim 1, it is characterized in that, described wobble component comprises universal joint, power transmission shaft and rotor connection, rotor connection is hinged by the first cross jaw and power transmission shaft, and power transmission shaft is by the second cross jaw and universal joint articulated.
7. a kind of eccentric rotor volume fluctuation deformation plastifies feeding device according to claim 1, it is characterized in that, the output of described stator is by the cylinder body of the external injection device of connector, and bore of stator communicates with the injection flow passage in cylinder body, is provided with plunger in injection flow passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420250412.6U CN203863962U (en) | 2014-05-15 | 2014-05-15 | Eccentric rotor volume impulse deformation plasticization transportation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420250412.6U CN203863962U (en) | 2014-05-15 | 2014-05-15 | Eccentric rotor volume impulse deformation plasticization transportation device |
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| Publication Number | Publication Date |
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| CN203863962U true CN203863962U (en) | 2014-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420250412.6U Withdrawn - After Issue CN203863962U (en) | 2014-05-15 | 2014-05-15 | Eccentric rotor volume impulse deformation plasticization transportation device |
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| Country | Link |
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| CN (1) | CN203863962U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104002447A (en) * | 2014-05-15 | 2014-08-27 | 华南理工大学 | Eccentric rotor volume pulsation deformation plasticizing transport method and device |
| CN108016018A (en) * | 2018-01-04 | 2018-05-11 | 武军 | A kind of pulsation plasticizing screw rod based on volume deformation |
-
2014
- 2014-05-15 CN CN201420250412.6U patent/CN203863962U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104002447A (en) * | 2014-05-15 | 2014-08-27 | 华南理工大学 | Eccentric rotor volume pulsation deformation plasticizing transport method and device |
| CN104002447B (en) * | 2014-05-15 | 2015-10-28 | 华南理工大学 | A kind of eccentric rotor volume fluctuation deformation plasticizing transportation method and device |
| WO2015172751A1 (en) * | 2014-05-15 | 2015-11-19 | 华南理工大学 | Plasticizing delivery method and device using eccentric rotor and having pulsed volume deformation |
| CN108016018A (en) * | 2018-01-04 | 2018-05-11 | 武军 | A kind of pulsation plasticizing screw rod based on volume deformation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141008 Effective date of abandoning: 20151028 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |