CN102875838A - Conveying roller and screw rod of high temperature desulfurization unit - Google Patents
Conveying roller and screw rod of high temperature desulfurization unit Download PDFInfo
- Publication number
- CN102875838A CN102875838A CN2012103966043A CN201210396604A CN102875838A CN 102875838 A CN102875838 A CN 102875838A CN 2012103966043 A CN2012103966043 A CN 2012103966043A CN 201210396604 A CN201210396604 A CN 201210396604A CN 102875838 A CN102875838 A CN 102875838A
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- CN
- China
- Prior art keywords
- screw rod
- high temperature
- blade
- rubber powder
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/02—Feeding devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/22—Feed or discharge means
- B02C18/2225—Feed means
- B02C18/2258—Feed means of screw type
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a screw rod of a high temperature desulfurization unit. The screw rod is used for pushing rubber powders; the reactions of the rubber powders during the conveying procedure are corresponding to positions of the screw rod, so that the crew rod is segmented into a feeding section, a plastifying section, a thinning section and a forming section according to the segment design, wherein the rubber powders are not chemically reacted at the feeding section. By the reasonable design, the reaction time of different stages and the amount of the rubber powders in the conveying procedure are adjusted, so that the time and conveying amount of the screw rod to convey the rubber powders are matched with processing requirements, the coking problem of the rubber powders in the heating conveying procedure is solved, and the quality of the final product is improved. The invention also discloses a conveying roller used on the screw rod.
Description
Technical field
The present invention relates to the regenerated rubber processing technique field, more particularly, relate to a kind of screw rod of high temperature desulfurizing unit.
Background technology
Regenerated rubber is that the leftover bits that vulcanized in rubber item production are Raw material processing rubber that become, that certain plasticity-is arranged and can reuse.In the processing of regenerated rubber preparation, the rubber that has vulcanized is carried out desulfurization process that to make it recover plasticity-be comparatively crucial procedure of processing.
In the structure design of high temperature desulfurizing unit, the normal operation screw rod cooperates to reach the purpose of carrying rubber powder with the machine barrel that is set in the screw rod outside, employed screw rod comprises that rotating shaft and edge circumferentially are arranged at the helical fin in the rotating shaft in the prior art, carry out in the course of conveying of rubber powder, drive shaft is rotated, the rubber powder that continuous helical fin drive machine barrel inside on it is positioned at the helical fin gap moves, and finally reaches the purpose of carrying rubber powder.
In the high temperature desulfurizing unit, the chemical reaction final molding occurs in rubber powder in the process of transmitting.Yet the different steps in this process has certain requirement to what of the amount of reaction times and rubber powder.The transport tube of high temperature desulfurizing unit in the prior art, it from first to last all is the structure of homogeneous, the time of screw rod transmission rubber powder and operational throughput and processing request are not complementary, and cause rubber powder to have the problem of coking in the heating course of conveying, and then have influence on the quality of final product.
In sum, how solving the problem of rubber powder coking in the heating course of conveying, is present those skilled in the art's urgent problem.
Summary of the invention
In view of this, first purpose of the present invention is to provide a kind of screw rod of high temperature desulfurizing unit, solves rubber powder coking problem in the heating course of conveying.
Second purpose of the present invention provides a kind of transport tube that comprises above-mentioned screw rod.
In order to reach above-mentioned first purpose, the invention provides following technical scheme:
A kind of screw rod of high temperature desulfurizing unit, be used for advancing rubber powder, comprise: rotating shaft and be arranged in the described rotating shaft screw-blade that is used for advancing rubber powder, described screw rod comprises feed zone, fluxing zone, thin-pass section and the profiled section that sets gradually, the spacing of described the above screw-blade of feed zone is 300mm, the spacing of described the above screw-blade of fluxing zone is 200mm-250mm, the spacing of described the above screw-blade of thin-pass section is 100mm-150mm, and the spacing of described the above screw-blade of profiled section is 100mm.
Preferably, the inside of described rotating shaft is provided with the cooling hole of arranging vertically.
Preferably, described screw rod is the aluminium alloy screw rod.
Preferably, the hardness of described screw rod is HRC62 degree-65 degree.
Preferably, the length-to-diameter ratio of described screw rod is 1:3-1:5.
In order to reach above-mentioned second purpose, the present invention also provides a kind of transport tube of high temperature desulfurizing unit, for delivery of rubber powder, comprising: screw rod and the machine barrel that is set in described screw rod outside, described screw rod is above-mentioned screw rod.
Preferably, the outermost of the screw-blade of described screw rod is 0.3mm apart from the distance between the described machine tube inner wall.
The screw rod of high temperature desulfurizing unit provided by the invention, corresponding with the position of screw rod according to the reaction that rubber powder occurs in the process of carrying, adopt step-by-step design, screw rod is divided into feed zone, fluxing zone, thin-pass section and profiled section (wherein at the feed zone rubber powder chemical reaction not occuring).By such appropriate design, regulate the reaction times of different steps in the course of conveying and the amount of rubber powder, time of screw rod transmission rubber powder and operational throughput and processing request are complementary, avoid rubber powder coking problem in the heating course of conveying, and then improved the quality of final product.
On the basis of above-mentioned screw rod, the present invention also provides a kind of transport tube of high temperature desulfurizing unit.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The screw-rod structure synoptic diagram of the high temperature desulfurizing unit that Fig. 1 provides for the embodiment of the invention.
Mark is as follows in the accompanying drawing:
1-rotating shaft, 2-screw-blade, A-feed zone, B-fluxing zone, C, thin-pass section, D-profiled section.
Embodiment
Core of the present invention has been to disclose a kind of screw rod of high temperature desulfurizing unit, solves rubber powder coking problem in the heating course of conveying.
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
See also Fig. 1, the screw-rod structure synoptic diagram of the high temperature desulfurizing unit that Fig. 1 provides for the embodiment of the invention.
The embodiment of the invention provides a kind of screw rod of high temperature desulfurizing unit, be used for advancing rubber powder, comprise: rotating shaft 1 and be arranged at the screw-blade 2 that is used for advancing rubber powder in the rotating shaft 1, its core inventive point is, screw rod comprises the feed zone A that sets gradually, fluxing zone B, thin-pass section C and profiled section D, its structure as shown in Figure 1, these segmentations are arranged from left to right, wherein the spacing of the upper screw-blade 2 of feed zone A is 300mm, the spacing of the upper screw-blade 2 of fluxing zone B is 200mm-250mm, the spacing of the upper screw-blade 2 of thin-pass section C is 100mm-150mm, and the spacing of the upper screw-blade 2 of profiled section D is 100mm.
The screw rod of the high temperature desulfurizing unit that the embodiment of the invention provides, corresponding with the position of screw rod according to the reaction that rubber powder occurs in the process that heating is carried, adopt step-by-step design, screw rod is divided into feed zone A, fluxing zone B, thin-pass section C and profiled section D(wherein at feed zone A rubber powder chemical reaction does not occur).By such appropriate design, regulate the reaction times of different steps in the course of conveying and the amount of rubber powder, time of screw rod transmission rubber powder and operational throughput and processing request are complementary, avoid rubber powder coking problem in the heating course of conveying, and then improved the quality of final product.
In order further to optimize above-mentioned technical scheme, the inside of rotating shaft 1 is provided with the cooling hole of arranging vertically, for the cooling medium flowing, to regulate the temperature of reaction of rubber powder.Here, heat-eliminating medium is specifically as follows water.
In embodiments of the present invention, the screw rod of high temperature desulfurizing unit is preferably alloy material, specifically can be the aluminium alloy screw rod.Aluminum alloy materials is as industrial widely used a kind of alloy material, and density is low, but strength ratio is higher, approach or surpass the high-quality steel, plasticity is good, can be processed into the section bar of different shape, have good electroconductibility, thermal conductivity and corrosion stability, guaranteed the reliability of whole device.
As preferably, the hardness of screw rod is HRC62 degree-65 degree, has guaranteed the working strength in the course of processing, and difficult the wearing and tearing has long work-ing life.
In order further to optimize above-mentioned technical scheme, the length-to-diameter ratio of screw rod is 1:3-1:5, to satisfy the process requirements of rubber powder under the different situations.
Certainly, the situation of rubber powder in the time of can also using according to reality, the details such as the specification of above-mentioned screw rod and material are adjusted accordingly, multiple modification to these embodiment will be apparent concerning those skilled in the art, General Principle as defined herein can in the situation that does not break away from the spirit or scope of the present invention, realize in other embodiments.
In sum.The screw rod of the high temperature desulfurizing unit that the embodiment of the invention provides, the reaction that in the process that heating is carried, occurs according to rubber powder and the corresponding relation of screw position, adopt step-by-step design, screw rod is divided into feed zone A, fluxing zone B, thin-pass section C and profiled section D, time of screw rod transmission rubber powder and operational throughput and processing request are complementary, avoid rubber powder coking problem in the heating course of conveying, and then improved the quality of final product.
Based on the screw rod that provides in above-described embodiment, the embodiment of the invention also provides a kind of transport tube of high temperature desulfurizing unit, for delivery of rubber powder, comprising: screw rod and the machine barrel that is set in the screw rod outside, its core improvement is that screw rod is above-mentioned screw rod.
Because this transport tube has adopted the screw rod in above-described embodiment, so the beneficial effect of this transport tube please refer to above-described embodiment.
In order further to optimize above-mentioned technical scheme, the outermost of the screw-blade 2 of screw rod is 0.3mm apart from the distance between the machine tube inner wall, has guaranteed rubber powder better effect of carrying in machine barrel.
Each embodiment adopts the mode of going forward one by one to describe in this specification sheets, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. the screw rod of a high temperature desulfurizing unit, be used for advancing rubber powder, comprise: rotating shaft (1) and be arranged at the upper screw-blade (2) that is used for advancing rubber powder of described rotating shaft (1), it is characterized in that, described screw rod comprises the feed zone that sets gradually, fluxing zone, thin-pass section and profiled section, the spacing of the above screw-blade of described feed zone (2) is 300mm, the spacing of the above screw-blade of described fluxing zone (2) is 200mm-250mm, the spacing (2) of described the above screw-blade of thin-pass section is 100mm-150mm, and the spacing of the above screw-blade of described profiled section (2) is 100mm.
2. the screw rod of high temperature desulfurizing unit according to claim 1 is characterized in that, the inside of described rotating shaft (1) is provided with the cooling hole of arranging vertically.
3. the screw rod of high temperature desulfurizing unit according to claim 1 is characterized in that, described screw rod is the aluminium alloy screw rod.
4. the screw rod of high temperature desulfurizing unit according to claim 3 is characterized in that, the hardness of described screw rod is HRC62 degree-65 degree.
5. the screw rod of high temperature desulfurizing unit according to claim 1 is characterized in that, the length-to-diameter ratio of described screw rod is 1:3-1:5.
6. the transport tube of a high temperature desulfurizing unit for delivery of rubber powder, comprising: screw rod and be set in the machine barrel of described screw rod outside is characterized in that described screw rod is each described screw rod among the claim 1-5.
7. the transport tube of high temperature desulfurizing unit according to claim 6 is characterized in that, the outermost of the screw-blade of described screw rod (2) is 0.3mm apart from the distance between the described machine tube inner wall.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210396604.3A CN102875838B (en) | 2012-10-16 | 2012-10-16 | Conveying roller and screw rod of high temperature desulfurization unit |
| PCT/CN2012/084583 WO2014059715A1 (en) | 2012-10-16 | 2012-11-14 | Delivery cylinder and screw for high temperature desulphurization unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210396604.3A CN102875838B (en) | 2012-10-16 | 2012-10-16 | Conveying roller and screw rod of high temperature desulfurization unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102875838A true CN102875838A (en) | 2013-01-16 |
| CN102875838B CN102875838B (en) | 2014-11-05 |
Family
ID=47477378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210396604.3A Expired - Fee Related CN102875838B (en) | 2012-10-16 | 2012-10-16 | Conveying roller and screw rod of high temperature desulfurization unit |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102875838B (en) |
| WO (1) | WO2014059715A1 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2059872U (en) * | 1989-10-25 | 1990-08-01 | 沈阳市食品酿造机械厂沈阳化工学院 | Rubber desulfurization extruder |
| CN102250381A (en) * | 2011-07-22 | 2011-11-23 | 常州大学 | Twin-screw device and method for rubber desulfurization |
| CN202881155U (en) * | 2012-10-16 | 2013-04-17 | 河南新艾卡橡胶工业有限公司 | Conveying cylinder and screw rod of high-temperature desulfurizer set |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5822042B2 (en) * | 1979-01-16 | 1983-05-06 | ジェイエスアール株式会社 | Method for manufacturing rubber melt |
| DK0855954T3 (en) * | 1996-10-21 | 2000-05-22 | Gefinex Jackon Gmbh | Plastic Text Glazing |
| CN2334574Y (en) * | 1998-10-15 | 1999-08-25 | 北京化工大学 | Four-section type reaction extrusion screw bolt |
| CN102464379A (en) * | 2010-10-31 | 2012-05-23 | 江苏清溢环保设备有限公司 | Drum type grid integral conveying and pressing machine |
| CN202155248U (en) * | 2011-06-30 | 2012-03-07 | 陈观元 | Feed mechanism of rubber flour mill |
-
2012
- 2012-10-16 CN CN201210396604.3A patent/CN102875838B/en not_active Expired - Fee Related
- 2012-11-14 WO PCT/CN2012/084583 patent/WO2014059715A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2059872U (en) * | 1989-10-25 | 1990-08-01 | 沈阳市食品酿造机械厂沈阳化工学院 | Rubber desulfurization extruder |
| CN102250381A (en) * | 2011-07-22 | 2011-11-23 | 常州大学 | Twin-screw device and method for rubber desulfurization |
| CN202881155U (en) * | 2012-10-16 | 2013-04-17 | 河南新艾卡橡胶工业有限公司 | Conveying cylinder and screw rod of high-temperature desulfurizer set |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014059715A1 (en) | 2014-04-24 |
| CN102875838B (en) | 2014-11-05 |
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