CN103692734A - Jointless annular conveying belt and preparation method thereof - Google Patents
Jointless annular conveying belt and preparation method thereof Download PDFInfo
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- CN103692734A CN103692734A CN201310747306.9A CN201310747306A CN103692734A CN 103692734 A CN103692734 A CN 103692734A CN 201310747306 A CN201310747306 A CN 201310747306A CN 103692734 A CN103692734 A CN 103692734A
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- glue layer
- covering glue
- cycloconveyor belt
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Abstract
The invention provides a jointless annular conveying belt and a preparation method thereof, and can solve the problems that the joint of the conventional annular conveying belt has low strength and the whole strength of the annular belt is influenced. The jointless annular conveying belt comprises an annular upper covering adhesive layer, an annular lower covering adhesive layer and an annular middle skeleton layer, wherein the upper covering adhesive layer, the lower covering adhesive layer and the middle skeleton layer are vulcanized into a whole; the middle skeleton layer is a rope which is spirally wound on the lower covering adhesive layer. The jointless annular conveying belt provided by the invention directly forms an annular structure after being formed; raw adhesive joints before vulcanization exist only when the upper covering adhesive layer and the lower covering adhesive layer are formed; the middle skeleton layer has no joint; the respective joints of the upper covering adhesive layer and the lower covering adhesive layer are crosslinked into a whole through chemical reaction when being vulcanized, heated and crosslinked, so that the whole annular conveying belt has no joint, the whole strength of the conveying belt is consistent and the strong force is greatly enhanced.
Description
Technical field
The present invention relates to cycloconveyor belt, be specifically related to jointless cycloconveyor belt and preparation method thereof.
Background technology
Existing cycloconveyor belt (abbreviation endless belt) is all that belt strip forms ring-type by engaged at end, belt strip is normally wrapped on roller, approximately 200m/ rolls up, and the endless belt of how many girths of needs just cuts the belt strip of corresponding length, then carries out joint joining process and forms cycloconveyor belt.The joint of joint area adopts the modes such as mechanical splice, cold glue joint, vulcanized joint conventionally, and the casing play of conveyer belt is mainly wire rope skeleton layer, joint casing play cannot be realized splicing, making the intensity of joint is only the 70%-80% of casing play intensity, greatly reduces the bulk strength of endless belt.
Summary of the invention
The invention provides a kind of non junction cycloconveyor belt and preparation method thereof, the joint intensity that can solve existing cycloconveyor belt is low, affects the problem of endless belt bulk strength.
For reaching above-mentioned technical purpose, non junction cycloconveyor belt proposed by the invention is achieved by the following technical solutions: a kind of non junction cycloconveyor belt, the upper covering glue layer, lower covering glue layer and the intermedium rack-layer that comprise annular, upper covering glue layer, lower covering glue layer and the sulfuration of intermedium rack-layer are integrated, and described intermedium rack-layer is the cotton rope being spirally wound on described lower covering glue layer.
The spiral winding pitch of described cotton rope is 1-5mm.
Described cotton rope is chemical fibre or steel wire rope.
The present invention also provides the preparation method of non junction cycloconveyor belt, comprises the steps:
1), under room temperature, on a pair of drive roll and driven voller, be wound around bar shaped film, and bar shaped film weld place is bonding, the lower covering glue layer of formation cycloconveyor belt;
2) by tensioner traction cotton rope, the exit of cotton rope is fixed on one end of lower covering glue layer width;
3) drive roll rotates, and cotton rope is spirally wound on to the other end by one end on the annular surface of lower covering glue layer along the width of lower covering glue layer, forms intermedium rack-layer;
4) in intermedium rack-layer, paste bar shaped film, and bar shaped film weld place is bonding, the upper covering glue layer of formation cycloconveyor belt;
5) integral body of lower covering glue layer, intermedium rack-layer and upper covering glue layer is vulcanized, formed described non junction cycloconveyor belt.
During cotton rope spiral winding, initial segment is wound around for accelerating, and interlude, for being at the uniform velocity wound around, is finally wound around for slowing down until speed of wrap is zero.
When cotton rope is at the uniform velocity wound around, speed of wrap is 2-6m/s.
In step 5), curing temperature is 151-168 ℃, and cure time is that 20-40min, surface pressing are 10-20MPa.
Compared with prior art, it after non junction cycloconveyor belt of the present invention moulding, is directly a loop configuration, only on forming, there is sulfuration cemented joint in previous existence when covering glue layer and lower covering glue layer, intermedium rack-layer non junction, and upper covering glue layer, lower covering glue layer joint are separately cross-linked and are integrated by chemical reaction when sulfuration heat cross-linking, thereby integral ring-shaped conveyer belt does not have joint, thereby make conveyer belt bulk strength unanimously and greatly strengthen its brute force.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment of the present invention non junction cycloconveyor belt;
Fig. 2 omits the structural representation after upper covering glue layer in the non junction cycloconveyor belt most preferred embodiment of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
Shown in seeing figures.1.and.2, the present embodiment non junction cycloconveyor belt, the upper covering glue layer 1, lower covering glue layer 2 and the intermedium rack-layer 3 that comprise annular, upper covering glue layer 1, lower covering glue layer 2 and 3 sulfurations of intermedium rack-layer are integrated, and intermedium rack-layer 3 is for being spirally wound on the cotton rope on lower covering glue layer 2.
During cotton rope spiral winding, pitch P is 1-5mm, according to the concrete instructions for use of cycloconveyor belt, determines, and pitch is less, and cotton rope is wound around closeer, and intensity is larger.
Strand materials can be chemical fibre or steel wire rope, when for chemical fibre, can select nylon, polyester or aramid fiber etc., and intensity is high, thereby guarantees the high-tenacity of conveyer belt.
The present embodiment has also proposed a kind of preparation method of non junction cycloconveyor belt, and moulding embodiment of the present invention non junction cycloconveyor belt, comprises the steps:
1), under room temperature, on a pair of drive roll and driven voller, be wound around bar shaped film, and bar shaped film weld place is bonding, the lower covering glue layer 1 of formation cycloconveyor belt;
2) by tensioner traction cotton rope, the exit of cotton rope is fixed on one end A of lower covering glue layer 2 widths;
3) drive roll rotates, and cotton rope is spirally wound on to other end B by one end A on the annular surface of lower covering glue layer along the width of lower covering glue layer 1, forms intermedium rack-layer 3;
4) in intermedium rack-layer 3, paste bar shaped film, and bar shaped film weld place is bonding, the upper covering glue layer 1 of formation cycloconveyor belt;
5) integral body of lower covering glue layer 2, intermedium rack-layer 3 and upper covering glue layer 1 is vulcanized, formed described non junction cycloconveyor belt.
Owing to forming the bar shaped film of lower covering glue layer 2 and upper covering glue layer 1, it at room temperature itself just has certain viscosity, the bonding viscosity by itself of joint described in step 1) and step 4) is carried out bonding, finally by the sulfuration process described in step 5), making joint generation chemical reaction be cross-linked to vulcanize is integrated, guarantees the intensity of joint.Integrally formed cycloconveyor belt, owing to there is no the processing of joint after moulding, has improved its intensity greatly, therefore becomes high-tenacity non junction cycloconveyor belt.
Concrete, during cotton rope spiral, speed of wrap adopts the mode of acceleration-at the uniform velocity-deceleration, until final speed of wrap is zero, guarantees the tension force of cotton rope, and while being at the uniform velocity wound around, speed of wrap can be selected within the scope of 2-6m/s.
In step 5), sulfuration process is identical with existing conveyer belt sulfuration process, and curing temperature is 151-168 ℃, and cure time is that 20-40min, surface pressing (being pressure) are 10-20MPa.
The above, be only preferred embodiment of the present invention, is not the present invention to be done to the restriction of other form, and any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solution of the present invention content that do not depart from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (7)
1. a non junction cycloconveyor belt, the upper covering glue layer, lower covering glue layer and the intermedium rack-layer that comprise annular, upper covering glue layer, lower covering glue layer and the sulfuration of intermedium rack-layer are integrated, and it is characterized in that: described intermedium rack-layer is the cotton rope being spirally wound on described lower covering glue layer.
2. non junction cycloconveyor belt according to claim 1, is characterized in that: the spiral winding pitch of described cotton rope is 1-5mm.
3. non junction cycloconveyor belt according to claim 1, is characterized in that: described cotton rope is chemical fibre or steel wire rope.
4. a preparation method for non junction cycloconveyor belt, is characterized in that: comprise the steps:
1), under room temperature, on a pair of drive roll and driven voller, be wound around bar shaped film, and bar shaped film weld place is bonding, the lower covering glue layer of formation cycloconveyor belt;
2) by tensioner traction cotton rope, the exit of cotton rope is fixed on one end of lower covering glue layer width;
3) drive roll rotates, and cotton rope is spirally wound on to the other end by one end on the annular surface of lower covering glue layer along the width of lower covering glue layer, forms intermedium rack-layer;
4) in intermedium rack-layer, paste bar shaped film, and bar shaped film weld place is bonding, the upper covering glue layer of formation cycloconveyor belt;
5) integral body of lower covering glue layer, intermedium rack-layer and upper covering glue layer is vulcanized, formed described non junction cycloconveyor belt.
5. the preparation method of non junction cycloconveyor belt according to claim 4, is characterized in that: during cotton rope spiral winding, initial segment is wound around for accelerating, and interlude, for being at the uniform velocity wound around, is finally wound around for slowing down until speed of wrap is zero.
6. the preparation method of non junction cycloconveyor belt according to claim 5, is characterized in that: when cotton rope is at the uniform velocity wound around, speed of wrap is 2-6m/s.
7. the preparation method of non junction cycloconveyor belt according to claim 4, is characterized in that: in step 5), curing temperature is 151-168 ℃, and cure time is that 20-40min, surface pressing are 10-20MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310747306.9A CN103692734B (en) | 2013-12-31 | 2013-12-31 | Non junction cycloconveyor belt and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310747306.9A CN103692734B (en) | 2013-12-31 | 2013-12-31 | Non junction cycloconveyor belt and preparation method thereof |
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| Publication Number | Publication Date |
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| CN103692734A true CN103692734A (en) | 2014-04-02 |
| CN103692734B CN103692734B (en) | 2016-01-06 |
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| CN201310747306.9A Active CN103692734B (en) | 2013-12-31 | 2013-12-31 | Non junction cycloconveyor belt and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104139947A (en) * | 2014-07-01 | 2014-11-12 | 常熟市奥顿传动件有限公司 | Joint-free tangential belt and production method thereof |
| CN106629184A (en) * | 2017-02-09 | 2017-05-10 | 威海丰泰新材料科技股份有限公司 | Arc-shaped roller at high linear speed |
| CN109048344A (en) * | 2018-08-06 | 2018-12-21 | 盐城捷纳福传动科技有限公司 | A kind of conveyer belt polishing welding recyclable device |
| CN111016238A (en) * | 2019-12-11 | 2020-04-17 | 浙江威格尔传动股份有限公司 | Manufacturing method of mute belt |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4019399A (en) * | 1976-01-21 | 1977-04-26 | Dayco Corporation | Endless power transmission belt |
| CN1903544A (en) * | 2006-08-03 | 2007-01-31 | 任志权 | Method for producing joint-free conveyer belt |
| CN101214879A (en) * | 2007-12-27 | 2008-07-09 | 乔焦立 | Annular jointless conveyer belt |
| CN203888309U (en) * | 2013-12-31 | 2014-10-22 | 青岛华夏橡胶工业有限公司 | Endless cycloconveyor belt |
-
2013
- 2013-12-31 CN CN201310747306.9A patent/CN103692734B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4019399A (en) * | 1976-01-21 | 1977-04-26 | Dayco Corporation | Endless power transmission belt |
| CN1903544A (en) * | 2006-08-03 | 2007-01-31 | 任志权 | Method for producing joint-free conveyer belt |
| CN101214879A (en) * | 2007-12-27 | 2008-07-09 | 乔焦立 | Annular jointless conveyer belt |
| CN203888309U (en) * | 2013-12-31 | 2014-10-22 | 青岛华夏橡胶工业有限公司 | Endless cycloconveyor belt |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104139947A (en) * | 2014-07-01 | 2014-11-12 | 常熟市奥顿传动件有限公司 | Joint-free tangential belt and production method thereof |
| CN106629184A (en) * | 2017-02-09 | 2017-05-10 | 威海丰泰新材料科技股份有限公司 | Arc-shaped roller at high linear speed |
| CN109048344A (en) * | 2018-08-06 | 2018-12-21 | 盐城捷纳福传动科技有限公司 | A kind of conveyer belt polishing welding recyclable device |
| CN109048344B (en) * | 2018-08-06 | 2020-05-12 | 盐城捷纳福传动科技有限公司 | Conveyer belt polishing welding recovery unit |
| CN111016238A (en) * | 2019-12-11 | 2020-04-17 | 浙江威格尔传动股份有限公司 | Manufacturing method of mute belt |
| CN111016238B (en) * | 2019-12-11 | 2021-10-08 | 浙江威格尔传动股份有限公司 | Manufacturing method of mute belt |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103692734B (en) | 2016-01-06 |
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