CN103407180A - Polyester conveyor belt thermal cementation connection method - Google Patents
Polyester conveyor belt thermal cementation connection method Download PDFInfo
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- CN103407180A CN103407180A CN201310339240XA CN201310339240A CN103407180A CN 103407180 A CN103407180 A CN 103407180A CN 201310339240X A CN201310339240X A CN 201310339240XA CN 201310339240 A CN201310339240 A CN 201310339240A CN 103407180 A CN103407180 A CN 103407180A
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- conveyer belt
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Abstract
The invention relates to the field of conveyor belts, in particular to a polyester conveyor belt thermal cementation connection method. The method comprises the following steps: 1) a polyester conveyor belt is placed on a vulcanization plate of a vulcanizer, and glue slurry is coated on the connection part of a cut polyester conveyor belt head; 2) the polyester conveyor belt head coated with glue slurry is adhered with a core glue, the upper faces and the lower faces of the polyester conveyor belt head and the other symmetrical polyester conveyor belt head which is processed via the step 1 and the step 2 in the inverse direction are inversely fit and coated with the glue slurry, and sulfurization is performed; 3), the conveyor belt sulfurized and connected in the step 2 is kept at a sulfurization temperature for more 45 min to obtain the connected polyester. The method realizes the cementation of the polyester conveyor belt, the service life of the agglutinated belt is prolonged greatly and is nearly the same with those of the agglutinated conveyor belt heads, and the agglutinated head strength can reach about 90 percent of that of the conventional conveyor belt.
Description
Technical field
The present invention relates to the conveyer belt field, particularly, the present invention relates to a kind of polyester conveyer belt thermosetting sulfuration method of attachment.
Background technology
Belt conveyor is mainly used in the transportation of the required raw material of sintering, finished product, and its effect is carried and transported material and transmitting tractive power.Common belt material has three kinds, nylon core, polyester and cotton sail core.The characteristics of belt feeder are that individual transport distance, conveying capacity are large.Therefore the quality of belt feeder working order directly affects normal production.Belt feeder tends to be subject to the interference of various factors in operation process, thereby causes the belt fault, when serious, causes equipment downtime.Particularly the cementing place of belt, be the belt weakest link, if the improper meeting of cementation process causes the frequent appearance of belt fault.
Summary of the invention
The objective of the invention is, for the cementing place of polyester conveyer belt, easily resistance to wear poor, the problems such as easy fracture, provide a kind of polyester conveyer belt thermosetting sulfuration method of attachment.
Polyester conveyer belt thermosetting sulfuration method of attachment of the present invention comprises the following steps:
1, a kind of polyester conveyer belt thermosetting sulfuration method of attachment comprises the following steps:
1) by the upper covering glue layer otch of polyester conveyer belt, cut out, take off and catch joint;
2) the polyester conveyer belt is put on the vulcanizing board of vulcanizer, starches at the joint brush coating of taking the lead of cutting out;
The polyester conveyer belt that 3) will brush rubber cement is taken the lead after joint pastes core glue, and through step 1)-2) the polyester conveyer belt of another reverse symmetry of processing takes the lead oppositely brush finish glue after laminating of joint top and bottom, then vulcanizes;
When taking the lead thickness while being less than 25mm, cure time is 14+0.7P+1.6 * (upper covering glue layer thickness+lower covering glue layer thickness), and unit be minute that wherein P is that the conveyer belt line is several layer by layer;
When taking the lead thickness while being greater than 25mm, cure time is 17+0.7P+2 * (upper covering glue layer thickness+lower covering glue layer thickness), and unit be minute that wherein P is that the conveyer belt line is several layer by layer;
While 4) the conveyer belt constant temperature after step 3) sulfuration connection being kept to sulfuration, temperature, more than 45 minutes, obtains the polyester conveyer belt connected.
According to polyester conveyer belt thermosetting of the present invention sulfuration method of attachment, the described otch of step 1), cut out, take off the method that catches joint and be:
The upper covering glue layer of polyester conveyer belt is being carried out to otch, wherein L=(Z-1 apart from band cephalic par L mm place) S+30, Z is that the conveyer belt line is counted layer by layer, and S is the length that every layer of conveyer belt line layer retains, and S is 200-250mm;
From incision, cut out and pull down all upper covering glue layers to taking the lead end direction, the ground floor conveyer belt line layer that then will expose is pulled down remainder after retaining 30mm; From second layer conveyer belt line layer, every layer retains 200-250mm, pulls down remainder;
After pulling down conveyer belt line layer, apart from last one deck conveyer belt line layer 30mm place, remove lower covering glue layer, obtain joint.
According to polyester conveyer belt thermosetting sulfuration method of attachment of the present invention, described otch or cutting are 45° angle.
According to polyester conveyer belt thermosetting of the present invention sulfuration method of attachment, step 2) brush at least rubber cement, step 2 twice) described thick core glue thickness is less than or equal to 1mm.
According to polyester conveyer belt thermosetting sulfuration method of attachment of the present invention, the crimping mode is adopted in the described laminating of step 3), and up 15mm takes the lead to misplace on upper strata.
According to polyester conveyer belt thermosetting sulfuration method of attachment of the present invention, during the described laminating of step 3), pierce through bubbling, compacting after exhaust.
According to polyester conveyer belt thermosetting of the present invention sulfuration method of attachment, before the described sulfuration of step 3), on take the lead, add plank, under described plank thickness in conveyer belt thickness 1mm.
According to polyester conveyer belt thermosetting sulfuration method of attachment of the present invention, the described curing temperature of step 3) is 145 ± 5 ℃.
According to polyester conveyer belt thermosetting sulfuration method of attachment of the present invention, during the described sulfuration of step 3), be pressurized to rapidly 1.5-2MP.
By this method, the polyester conveyer belt is carried out to cementing, cementing belt life and greatly improve, the cementing leather belt head life-span is almost identical with the life-span of belt, cementing intensity can reach 90% left and right of former belt, and be difficult for peeling, maintenance construction is fast, can bring good benefit to enterprise.
The accompanying drawing explanation
Fig. 1 is that the polyester conveyer belt after cutting of the present invention is taken the lead the joint schematic diagram.
Fig. 2 is that the polyester conveyer belt after cutting of the present invention is taken the lead the joint top view.
Fig. 3 for cutting of the present invention after the polyester conveyer belt take the lead another of joint reverse symmetry and take the lead the joint schematic diagram.
Reference numeral
1, upper covering glue layer 2, conveyer belt line layer 3, lower covering glue layer
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
One, leather belt head cutting out and removing
The line otch, according to the length of the size decision leather belt head at width, the line number of plies of the cementing belt of institute, material loading amount, inclination angle.For length and the easy operation that reduces belt faying face gap, take straight peen cementing, length is calculated as follows: L=(Z-1) S+30
L in formula---cementing institute's lap of splice (namely apart from the distance of the otch with cephalic par) (mm), count layer by layer, S---step length (mm) by Z---conveyer belt line.Generally get S=200-250mm.For high strength leather belt S, get large value.(or by the requirement of belt producer)
According to Fig. 1-2, carry out the cutting to belt and take the face glue at working face and non-working surface place off.
Concrete operations are: from incision, cut out and pull down all upper covering glue layers 1 to taking the lead end direction, pull down remainder after the ground floor conveyer belt line layer 2 that then will expose retains 30mm; From second layer conveyer belt line layer 2, every layer retains 200-250mm, pulls down remainder;
After pulling down conveyer belt line layer, apart from last one deck conveyer belt line layer 30mm place, remove covering glue layer 3, obtain taking the lead joint.
Note the face glue edge of a knife that working face and non-working surface are taken off, certain shovel cuts and will present 45 ° of left and right, wants SC to note to ladder cloth, and the accidental injury of lower floor's cloth must not, over 1/6, must not accidentally injure and surpass 1/10 step length.After having taken off, will clear up with the glue that knife is being bowed surface, with polishing, take off polishing after cleaning, during polishing, making sure to keep in mind firmly must be light, avoids occurring the bright polishing of sassafras or produces incipient scorch phenomenon (surperficial micro-band glue-line, polishing is not gone).After taking off, can not make moist.
Two, sizing material is selected
The cementing main materials of belt are rubber cement, face glue and core glue.Confirm whether the right high temperature modification vulcanizate of the same trade mark: BD878 resistance supports the use with BD878 sulfuration rubber cement for rubber cement and rubberizing, in BD858 resistance so, warm type film and BD858 hinder right type and vulcanize rubber cement and support the use; Necessarily by the material of adhesive tape, determine glue oar face glue and core glue in use, can not use expired can not using with.Core glue thickness can not surpass 1mm, and rubber cement and lid glue can not be expired.(can adopt experimental method: get two lid glue, be combined after scouring, whether have certain viscosity, general three months expired).
Three, the cementation process process of sulfuration
According to above-mentioned cut out and remove process another polyester conveyer belt and take the lead joint, make itself and upper one process take the lead joint reverse symmetry (as shown in Figure 3), the two leather belt head joints of cutting are compared together, checked whether each size is correct, will repair if incorrect.Rear adhesive tape is fixed on vulcanizing board having tried, takes the lead the about 100mm of joint anomaly panel edges left and right, take the lead separation layer on underneath, taking the lead joint with 120
#Gasoline is wiped clean after gasoline is dry, drives brush coating oar (2 times).Brush coating twice, after first pass parches, then brush rubber cement second time: the thick 0.5mm of first pass glue-line, brush second time second time thick 0.3mm of glue-line after to be dried again; After pasting the thick core glue of 1mm, oppositely fitted in two polyester conveyer belt top and bottom, according to the thickness of working face, fill top and bottom 30cm indentation, there with face glue.After the laminating brush coating finishes, put separation layer above taking the lead, add plank after putting well, add plank thickness than the slightly thin 1mm of belt left and right.After being pulled tight, vulcanizer starts sulfuration.
When taking the lead thickness while being less than 25mm, cure time is 14+0.7P+1.6 * (upper covering glue layer thickness+lower covering glue layer thickness), and unit be minute that wherein P is that the conveyer belt line is several layer by layer;
When taking the lead thickness while being greater than 25mm, cure time is 17+0.7P+2 * (upper covering glue layer thickness+lower covering glue layer thickness), and unit be minute that wherein P is that the conveyer belt line is several layer by layer.
Common belt curing temperature general control is 145 ± 5 ℃ of left and right, and is pressurized to rapidly the 1.5-2MP left and right. and during to 145 ℃, require constant temperature, constant temperature time is greatly about about 45 minutes.The complete after cure process of constant temperature finishes, when being reduced to 90 ℃ the hydraulic pressure plate step-down.Points for attention in cementing process: 1, rubberizing only covers wired place; 2, both sides rubber cover (rubberizing is different from rubber cover intensity); 3, tape splice changes docking mode in the past, adopts crimping, i.e. the up 15mm of upper strata belt dislocation, and to gain in strength, gluing should be even, must guard against and cause local starved or pore.If bubbling during laminating, occurs, it should be pierced through to compacting after exhaust.4, during fastening vulcanizer, tight simultaneously by two people two sides, first intermediate and then both sides, firmly uniformity; 5, pressurization is rear if needed ftercompction, adopts secondary to suppress mode and carries out ftercompction, starts hydraulic press and suppresses 8kg/cm
2, when temperature to 80 ℃-100 ℃, suppress 15kg/cm
2, for preventing that hydraulic pressure plate is because leaking decompression, ftercompction at any time, to be cooledly stop ftercompction during to 100 ℃; 6, heating and temperature control is at 145 ℃, constant temperature 45 minutes; Can not surpass 150 ℃ (easily making the belt embrittlement); While 7, being cooled to below 70 ℃, open cull; 8, the omnidistance monitoring of people to be arranged in sulfidation, go wrong and process in time until cooling finishes.
It should be noted last that, above embodiment is only unrestricted in order to technical scheme of the present invention to be described.Although with reference to embodiment, the present invention is had been described in detail, those of ordinary skill in the art is to be understood that, technical scheme of the present invention is modified or is equal to replacement, do not break away from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (9)
1. polyester conveyer belt thermosetting sulfuration method of attachment comprises the following steps:
1) by the upper covering glue layer otch of polyester conveyer belt, cut out, take off and catch joint;
2) the polyester conveyer belt is put on the vulcanizing board of vulcanizer, starches at the joint brush coating of taking the lead of cutting out;
The polyester conveyer belt that 3) will brush rubber cement is taken the lead after joint pastes core glue, and through step 1)-2) the polyester conveyer belt of another reverse symmetry of processing takes the lead oppositely brush finish glue after laminating of joint top and bottom, then vulcanizes;
When taking the lead thickness while being less than 25mm, cure time is 14+0.7P+1.6 * (upper covering glue layer thickness+lower covering glue layer thickness), and unit be minute that wherein P is that the conveyer belt line is several layer by layer;
When taking the lead thickness while being greater than 25mm, cure time is 17+0.7P+2 * (upper covering glue layer thickness+lower covering glue layer thickness), and unit be minute that wherein P is that the conveyer belt line is several layer by layer;
While 4) the conveyer belt constant temperature after step 3) sulfuration connection being kept to sulfuration, temperature, more than 45 minutes, obtains the polyester conveyer belt connected.
2. polyester conveyer belt thermosetting according to claim 1 sulfuration method of attachment, is characterized in that, the described otch of step 1), cuts out, takes off the method that catches joint and be:
The upper covering glue layer of polyester conveyer belt is being carried out to otch, wherein L=(Z-1 apart from band cephalic par L mm place) S+30, Z is that the conveyer belt line is counted layer by layer, and S is the length that every layer of conveyer belt line layer retains, and S is 200-250mm;
From incision, cut out and pull down all upper covering glue layers to taking the lead end direction, the ground floor conveyer belt line layer that then will expose is pulled down remainder after retaining 30mm; From second layer conveyer belt line layer, every layer retains 200-250mm, pulls down remainder;
After pulling down conveyer belt line layer, apart from last one deck conveyer belt line layer 30mm place, remove lower covering glue layer, obtain joint.
3. polyester conveyer belt thermosetting sulfuration method of attachment according to claim 2, is characterized in that, described otch or cutting are 45° angle.
4. polyester conveyer belt thermosetting according to claim 1 sulfuration method of attachment, is characterized in that step 2) described thick core glue thickness is less than or equal to 1mm.
5. polyester conveyer belt thermosetting sulfuration method of attachment according to claim 1, is characterized in that, the crimping mode is adopted in the described laminating of step 3), and up 15mm takes the lead to misplace on upper strata.
6. polyester conveyer belt thermosetting sulfuration method of attachment according to claim 1, is characterized in that, during the described laminating of step 3), pierces through bubbling, compacting after exhaust.
7. polyester conveyer belt thermosetting according to claim 1 sulfuration method of attachment, is characterized in that, before the described sulfuration of step 3), on take the lead, adds plank, under described plank thickness in conveyer belt thickness 1mm.
8. polyester conveyer belt thermosetting sulfuration method of attachment according to claim 1, is characterized in that, the described curing temperature of step 3) is 145 ± 5 ℃.
9. polyester conveyer belt thermosetting sulfuration method of attachment according to claim 1, is characterized in that, during the described sulfuration of step 3), is pressurized to rapidly 1.5-2MP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310339240.XA CN103407180B (en) | 2013-08-06 | 2013-08-06 | A kind of Polyester conveyor belt thermal cementation connection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310339240.XA CN103407180B (en) | 2013-08-06 | 2013-08-06 | A kind of Polyester conveyor belt thermal cementation connection method |
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| Publication Number | Publication Date |
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| CN103407180A true CN103407180A (en) | 2013-11-27 |
| CN103407180B CN103407180B (en) | 2016-04-20 |
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| CN201310339240.XA Expired - Fee Related CN103407180B (en) | 2013-08-06 | 2013-08-06 | A kind of Polyester conveyor belt thermal cementation connection method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104943206A (en) * | 2014-03-25 | 2015-09-30 | 五冶集团上海有限公司 | Steel wire rope core conveyer belt vulcanization connection method |
| 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 |
| CN110856982A (en) * | 2018-08-25 | 2020-03-03 | 河南天工科技股份有限公司 | Joint method of aromatic wheel core conveying belt |
| CN114536783A (en) * | 2022-01-06 | 2022-05-27 | 中国化学工程第三建设有限公司 | Method for bonding belt of belt conveyor |
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| JPH04277111A (en) * | 1991-03-05 | 1992-10-02 | Bando Chem Ind Ltd | Method for exposing tensile resistant body of conveyer belt |
| JPH10217348A (en) * | 1997-02-07 | 1998-08-18 | Unon Giken:Kk | Belt and its production |
| CN102179933A (en) * | 2011-02-16 | 2011-09-14 | 天津津滨石化设备有限公司 | Vulcanization bonding process by template method for conveying belt |
| CN102582077A (en) * | 2012-02-17 | 2012-07-18 | 洛阳栾川钼业集团股份有限公司 | Method for adhering joint of transport belt |
-
2013
- 2013-08-06 CN CN201310339240.XA patent/CN103407180B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04277111A (en) * | 1991-03-05 | 1992-10-02 | Bando Chem Ind Ltd | Method for exposing tensile resistant body of conveyer belt |
| JPH10217348A (en) * | 1997-02-07 | 1998-08-18 | Unon Giken:Kk | Belt and its production |
| CN102179933A (en) * | 2011-02-16 | 2011-09-14 | 天津津滨石化设备有限公司 | Vulcanization bonding process by template method for conveying belt |
| CN102582077A (en) * | 2012-02-17 | 2012-07-18 | 洛阳栾川钼业集团股份有限公司 | Method for adhering joint of transport belt |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104943206A (en) * | 2014-03-25 | 2015-09-30 | 五冶集团上海有限公司 | Steel wire rope core conveyer belt vulcanization connection method |
| 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 |
| CN110856982A (en) * | 2018-08-25 | 2020-03-03 | 河南天工科技股份有限公司 | Joint method of aromatic wheel core conveying belt |
| CN114536783A (en) * | 2022-01-06 | 2022-05-27 | 中国化学工程第三建设有限公司 | Method for bonding belt of belt conveyor |
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| Publication number | Publication date |
|---|---|
| CN103407180B (en) | 2016-04-20 |
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Granted publication date: 20160420 Termination date: 20180806 |