CN203974037U - A kind of plasticizing machine that de-connects of scrap rubber serialization regeneration - Google Patents
A kind of plasticizing machine that de-connects of scrap rubber serialization regeneration Download PDFInfo
- Publication number
- CN203974037U CN203974037U CN201420394363.3U CN201420394363U CN203974037U CN 203974037 U CN203974037 U CN 203974037U CN 201420394363 U CN201420394363 U CN 201420394363U CN 203974037 U CN203974037 U CN 203974037U
- Authority
- CN
- China
- Prior art keywords
- connects
- screw
- plasticizing machine
- plasticizing
- plasticized screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229920001971 elastomer Polymers 0.000 title claims abstract description 26
- 238000011069 regeneration method Methods 0.000 title claims abstract description 19
- 230000008929 regeneration Effects 0.000 title claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000004513 sizing Methods 0.000 claims abstract description 22
- 238000007493 shaping process Methods 0.000 claims abstract description 5
- 238000010008 shearing Methods 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 16
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 7
- 239000002699 waste material Substances 0.000 description 6
- 238000002156 mixing Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 230000001172 regenerating effect Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000013040 rubber vulcanization Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model relates to the plasticizing machine that de-connects of a kind of scrap rubber serialization regeneration, de-connects plasticizing machine and comprises the feeding pressure mechanism of realizing continuous flow rate that connects successively, for machinery, de-connects and chemistry de-connects de-connects mechanism and realize the shaping mechanism that regeneration film molds sheet; De-connecting mechanism comprises plasticizing machine barrel, is placed in plasticizing and realizes the plasticized screw that sizing material de-connects, the driving mechanism that drives plasticized screw to rotate in machine barrel; Plasticized screw is incongruous double screw structure, and the section of de-connecting of plasticized screw mainly consists of rotor set, sound dish group and bevel gear set, and rotor set is near the feeding section of plasticized screw; The beneficial effects of the utility model are that scrap rubber machinery is de-connected to effect by force, and favorable regeneration effect realizes serialization and produces, and production efficiency is high, and regeneration temperature is low, energy-saving environment-friendly zero-emission.
Description
Technical field
The invention belongs to scrap rubber regeneration field, relate in particular to a kind of plasticizing machine that de-connects of scrap rubber serialization regeneration.
Background technology
At present, China is the rubber-consumer big country of first place, the world, but domestic rubber sources is very deficient, more than 70% natural rubber dependence on import, the recycling utilization of waste old is significant to filling up the scarcity of rubber sources.Screw extrusion method is a kind of Novel waste rubber regeneration method, utilize screw extruder to make rubber powder through the comprehensive function of mechanical shearing, regenerative agent, activator, obtain at short notice higher plasticity, thereby make scrap rubber regeneration, its production technology is simple, do not produce new pollution, be easy to realize industrialization, and regenerating waste or used rubber effect is better.
In Chinese patent literature, publication number is that CN103770312A, name are called a kind of reducing and etc. in the document of the series connected type grinding disc extruder of gap screw channel volume-variation, do not disclose a kind of scheme (particular content referring to description in full), comprise that feeding section, mill mixing section I, packing section, mill mixing section II, exhaust section and extruding zone connect successively, material A enters from feeding section, material B enters from packing section, and in mill mixing section II and material A, carrying out mixingly, it is consistent with the variation of material melting process specific volume that feeding section to extruding zone forms the variation of each screw channel volume.Scheme in the document is only applicable to single screw extrusion machine, and effect original paper is single, to scrap rubber to de-connect regeneration effect general, production efficiency is low, device structure is complicated.
In addition, in Chinese patent literature, publication No. is that CN102911399A, name are called in a kind of document of the method that adopts counter rotation twin screw extruder reproducing waste rubber and disclose a kind of scheme (particular content referring to description in full), comprise and will after shoddy and regenerative agent stirring, add incorgruous screw extruder, control the bringing-up section temperature of extruder at 150 ℃～220 ℃, conversion zone temperature is at 220 ℃～320 ℃, cooling section temperature is at 80 ℃～220 ℃, after reaction 1～10min, by extruder, extruded refining slice after cooling device secondary is cooled to below 80 ℃; Screw element comprises mixing of screwing element, gear block and profile of tooth.Scheme in the document has adopted double screw extruder, but that machinery de-connects effect is general, de-connects temperature high, and the difficult quality of reclaimed rubber is guaranteed.
Summary of the invention
What the technical problem that the utility model solves was to provide a kind of scrap rubber serialization regeneration de-connects plasticizing machine and process, and object is to strengthen machinery to de-connect effect, has improved production effect, low-temperature environment-friendly and the operation that simplifies the operation.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is the plasticizing machine that de-connects of a kind of scrap rubber serialization regeneration, comprises the feeding pressure mechanism of realizing continuous flow rate that connects successively, for machinery, de-connects and chemistry de-connects de-connects mechanism and realize the shaping mechanism that regeneration film molds sheet; De-connecting mechanism comprises plasticizing machine barrel, is placed in plasticizing and realizes the plasticized screw that sizing material de-connects and the driving mechanism that drives plasticized screw to rotate in machine barrel; Described plasticized screw is incongruous double screw structure, and the section of de-connecting of plasticized screw mainly consists of rotor set, sound dish group and bevel gear set, and rotor set is near the feeding section of plasticized screw.
Compared to the prior art, this programme, based on improving the mechanical design that de-connects effect, improves existing double-screw structure, has designed the screw rod with various structures, and they are combined and are arranged on screw rod; This programme de-connects in order to improve machinery, has chosen rotor set, sound dish group and bevel gear set; Rotor set has good mixing to rubber powder, for preliminary plasticizing, therefore, the more approaching sizing material input that de-connects mechanism of rotor set; Sound dish group and bevel gear set have strong shear extrusion effect to rubber powder, impel the bond fission of scrap rubber vulcanization crosslinking; This programme has strengthened on the whole sizing material and has de-connected effect, and regeneration temperature is low, and reclaimed rubber physical and mechanical properties is higher.
Based on such scheme, the utility model has also been done following improvement:
Sound dish group comprises and is arranged on the quiet dish of plasticizing on machine barrel, and is interspersed and is located at the Moving plate on plasticized screw in quiet dish both sides, Moving plate with the helicitic texture cooperation on relative screw rod; Sound dish group at least comprises three groups, on the screw rod between adjacent set, is provided with helicitic texture.In this improvement project, at twin-screw, de-connect in mechanism and be provided with sound dish group, twin-screw centre-to-centre spacing is less, if the Moving plate of two screw rods is kneading type, the contact area of Moving plate and quiet dish can reduce, and shear action slackens with regard to corresponding; In order to overcome this problem, this programme is provided with the Moving plate being interspersed on two screw rods, mediates the plasticized screw place coordinating be provided with helicitic texture with Moving plate, realizes the conveying of sizing material, avoids stopping up at Jing Panchu; The plasticized screw of quiet dish parcel is provided with helicitic texture, prevents that sizing material is detained at Jing Panchu; In order to guarantee shear effect, 3 groups of sound dish structures are at least set on screw rod.
On sound dish, being equipped with the groove with shear action, is gradual change gap and increasing gradually along sizing material flow direction between sound dish; Groove in this improvement project on sound dish, has increased the shear action to sizing material, and the gradual change gap between sound dish is conducive to the timely discharge of sizing material, prevents the delay of sizing material.
Bevel gear set comprises and is located at the helical gear each other on two screw rods with engagement, and the rotation direction of beveled gear teeth is consistent with the rotation direction of place screw rod.This improvement project is that bevel gear set is not limited to one group in order further to improve the shear extrusion effect to sizing material, when being provided with many group helical gears, between group and group, is provided with helicitic texture, and sizing material is played to conveying effect, avoids stopping up.
Rotor set at least comprises a kind of in shearing-type and meshing rotor structure; When rotor set comprises shearing-type and meshing rotor structure, the feeding section of the position more close plasticized screw of shearing rotor structure on plasticized screw; In this improvement project, rotor set has good shear-mixed effect to sizing material, and shearing rotor structure is mainly used in sizing material tentatively mixes, and preferably, shearing rotor structure is arranged on to the approaching structure feeding mouth place that de-connects.
The feeding section of plasticized screw is gaining twist; In this improvement project, the design of gaining twist is for ease of material feeding, increasing compression ratio, and the fltting speed of quickening sizing material, flight pitch is along with the conveying flight pitch of material diminishes.
Feeding pressure mechanism comprises circular cone screw rod conveyor and is arranged on the hopper that de-connects plasticizing machine feeding mouth; In this improvement project, the basic circle size of circular cone screw rod is constant, along with mass transport pitch and spiral groove depth constantly diminish, forms conical screw rod, and the screw rod of this structure improves the conveying capacity to rubber powder; Profiled section comprises head and roller, realizes the extrusion molding slice of reclaimed rubber.
Accompanying drawing explanation
Fig. 1 is the structural representation that plastifies machine in the utility model;
Fig. 2 is the structural representation of plasticized screw in the utility model;
Fig. 3 is the structural representation of sound dish group in the utility model;
Fig. 4 is the end face structure schematic diagram of Moving plate in the utility model;
Fig. 5 is that the utility model is in the cross-sectional view at Fig. 4 A-A place;
Fig. 6 is the structural representation of quiet dish in the utility model;
Fig. 7 is the structural representation of bevel gear set in the utility model.
The specific embodiment
The utility model de-connects intensity and regeneration effect in order to improve to the machinery of waste old, realizing low temperature serialization produces, its total design is such: in conjunction with waste rubber regenerating process feature, the double-screw structure de-connecting is improved to combination, by by the functional structure of above-mentioned technique with de-connect mechanism and assemble, optimize its combination, finally realize the present invention.
Below in conjunction with specific embodiments and the drawings, the utility model is elaborated.
Embodiment
As shown in Figure 1, the utility model comprises successively the feeding pressure mechanism of realizing continuous flow rate that connects, for machinery, de-connects and chemistry de-connects de-connects mechanism and realize the shaping mechanism that regeneration film molds sheet; Feeding pressure mechanism comprises circular cone screw rod conveyor and is arranged on the hopper of circular cone screw rod conveyor feeding mouth; De-connecting mechanism comprises plasticizing machine barrel 6, is placed in that plasticizing machine barrel 6 is interior realizes the plasticized screw that sizing material de-connects and the driving mechanism that drives plasticized screw to rotate; Shaping mechanism comprises head 8 and roller 7, realizes the extrusion molding slice of reclaimed rubber.
As shown in Figure 2, plasticized screw is incongruous double screw structure, and plasticized screw is divided into feeding section III, the section of de-connecting II and extruding zone I; Feeding section III is provided with gaining twist, and screw thread is larger the closer to feeding mouth spacing, and the draw ratio L/D of whole screw rod is 30～35.
The section of the de-connecting II of plasticized screw consists of the rotor set connecting successively, sound dish group and bevel gear set, and rotor set is near feeding mouth; Rotor set comprises shearing rotor 1 and meshing rotor 2 structures, the more close feeding mouth in shearing rotor position.
As shown in Figures 2 to 4, sound dish group comprises three groups, sound dish group comprises the quiet dish 4 being arranged on plasticizing machine barrel 6, and be interspersed and be located at the Moving plate 3 on plasticized screw in quiet dish 4 both sides, Moving plate 3 with the helicitic texture on relative screw rod coordinate, on the plasticized screw of quiet dish 4 parcels, be provided with the helicitic texture for delivery of sizing material; On Moving plate 3, being evenly provided with the groove radially broadening gradually, being also evenly provided with for shearing the groove of sizing material on quiet dish 4, is gradual change gap and increasing gradually along sizing material flow direction between sound dish.
As shown in Figure 5, bevel gear set comprises and is located at the helical gear 5 each other on two screw rods with engagement, and the rotation direction of beveled gear teeth is consistent with the rotation direction of place screw rod; Bevel gear set is also three groups, is also provided with the helicitic texture for transmitting on the screw rod between adjacent set.
Plasticizing machine barrel is corresponding with plasticized screw, is also divided into three sections, is all provided with cooling duct on every section, and every section plastifies machine barrel and has control device.
Claims (9)
1. the plasticizing machine that de-connects of scrap rubber serialization regeneration, comprises the feeding pressure mechanism of realizing continuous flow rate that connects successively, for machinery, de-connects and chemistry de-connects de-connects mechanism and realize the shaping mechanism that regeneration film molds sheet; De-connecting mechanism comprises plasticizing machine barrel, is placed in plasticizing and realizes the plasticized screw that sizing material de-connects, the driving mechanism that drives plasticized screw to rotate in machine barrel; It is characterized in that: described plasticized screw is incongruous double screw structure, the section of de-connecting of plasticized screw mainly consists of rotor set, sound dish group and bevel gear set, and rotor set is near the feeding section of plasticized screw.
2. the plasticizing machine that de-connects according to claim 1, it is characterized in that: sound dish group comprises the quiet dish being arranged on plasticizing machine barrel, and be interspersed and be located at the Moving plate on plasticized screw in quiet dish both sides, Moving plate with the helicitic texture on relative screw rod coordinate, on the plasticized screw of quiet dish parcel, be provided with the helicitic texture for delivery of sizing material.
3. the plasticizing machine that de-connects according to claim 2, is characterized in that: on sound dish, be equipped with the groove with shear action, between sound dish for gradual change gap and increase gradually along sizing material flow direction.
4. the plasticizing machine that de-connects according to claim 1 and 2, is characterized in that: bevel gear set comprises and be located at the helical gear each other on two screw rods with engagement, and the rotation direction of beveled gear teeth is consistent with the rotation direction of place screw rod.
5. the plasticizing machine that de-connects according to claim 1 and 2, is characterized in that: rotor set at least comprises a kind of in shearing-type and meshing rotor structure.
6. the plasticizing machine that de-connects according to claim 4, is characterized in that: when rotor set comprises shearing-type and meshing rotor structure, and the feeding section of the position more close plasticized screw of shearing rotor structure on plasticized screw.
7. the plasticizing machine that de-connects according to claim 1 and 2, is characterized in that: the feeding section of plasticized screw is gaining twist, and flight pitch constantly diminishes with mass transport.
8. the plasticizing machine that de-connects according to claim 1 and 2, is characterized in that: feeding pressure mechanism comprises circular cone screw rod conveyor and is arranged on the hopper that de-connects plasticizing machine feeding mouth.
9. the plasticizing machine that de-connects according to claim 1 and 2, is characterized in that: profiled section comprises head and roller, realizes the extrusion molding slice of reclaimed rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420394363.3U CN203974037U (en) | 2014-07-17 | 2014-07-17 | A kind of plasticizing machine that de-connects of scrap rubber serialization regeneration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420394363.3U CN203974037U (en) | 2014-07-17 | 2014-07-17 | A kind of plasticizing machine that de-connects of scrap rubber serialization regeneration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203974037U true CN203974037U (en) | 2014-12-03 |
Family
ID=51971518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420394363.3U Expired - Fee Related CN203974037U (en) | 2014-07-17 | 2014-07-17 | A kind of plasticizing machine that de-connects of scrap rubber serialization regeneration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203974037U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104129057A (en) * | 2014-07-17 | 2014-11-05 | 青岛科技大学 | Decrosslinking plasticator for continuous regeneration of rubber waste and processing method thereof |
| CN115073807A (en) * | 2022-07-08 | 2022-09-20 | 青岛科技大学 | Regeneration process and regeneration device for waste rubber |
-
2014
- 2014-07-17 CN CN201420394363.3U patent/CN203974037U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104129057A (en) * | 2014-07-17 | 2014-11-05 | 青岛科技大学 | Decrosslinking plasticator for continuous regeneration of rubber waste and processing method thereof |
| CN104129057B (en) * | 2014-07-17 | 2016-10-05 | 青岛科技大学 | What a kind of scrap rubber serialization regenerated de-connects Plasticator and process |
| CN115073807A (en) * | 2022-07-08 | 2022-09-20 | 青岛科技大学 | Regeneration process and regeneration device for waste rubber |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102166794B (en) | Rubber continuous mixing dual-rotor structure and mixing equipment adopting same | |
| CN203580087U (en) | Twin-screw extruder for differential nano material | |
| CN201664991U (en) | Combined unit integrating internal mixing, feeding and extruding function wholly | |
| CN100558537C (en) | Hot melt rubber stick extrusion machine | |
| CN204354342U (en) | Two continuously mixing feeding units of a kind of automobile-used waste and old GMT material recovery granulation | |
| CN201183312Y (en) | Hypercone type double-screw plastic extrusion machine | |
| CN203974037U (en) | A kind of plasticizing machine that de-connects of scrap rubber serialization regeneration | |
| CN202264376U (en) | Dual-cone feeding device for granulator | |
| CN1775506A (en) | Planetary screw chaos trigger extruding method and apparatus | |
| CN104004222A (en) | Waste rubber low-temperature continuous regeneration device and process method | |
| CN104129057B (en) | What a kind of scrap rubber serialization regenerated de-connects Plasticator and process | |
| CN205614984U (en) | Rubber extruder feed system | |
| CN201960728U (en) | Double screw extruder | |
| CN201619234U (en) | Conical double-screw feeder | |
| CN206465437U (en) | A kind of combined threaded rod of double screw extruder | |
| CN202079749U (en) | Differential three-screw extruder with straightly-arranged screws | |
| CN202623253U (en) | Plastic extrusion machine | |
| CN201082578Y (en) | Feeding device of extruding machine | |
| CN210969871U (en) | Production of beer bottle lid gasket is with raw and other materials double screw extruder conveyor | |
| CN201979625U (en) | Double rotor structure for continuously mixing and mixing equipment adopting same | |
| CN201158137Y (en) | Double-screw plastic extrusion machine | |
| CN202114827U (en) | Double-rotor structure for continuous plastication and plasticating equipment utilizing same | |
| CN206967915U (en) | Twin-screw extrusion pusher side feeding mechanism | |
| CN202088433U (en) | Differential three-screw extruder with triangularly arranged screws | |
| CN202037745U (en) | Double-screw internal mixing discharge machine set |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20150717 |
|
| EXPY | Termination of patent right or utility model |