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CN1112152A - Hinged rubber concertina walls for carriage and making technique thereof - Google Patents

Hinged rubber concertina walls for carriage and making technique thereof Download PDF

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Publication number
CN1112152A
CN1112152A CN 94112647 CN94112647A CN1112152A CN 1112152 A CN1112152 A CN 1112152A CN 94112647 CN94112647 CN 94112647 CN 94112647 A CN94112647 A CN 94112647A CN 1112152 A CN1112152 A CN 1112152A
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rubber
roll
glue
cloth
temperature
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CN1054815C (en
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崔玉勤
赵殿武
李剑飞
于波
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TONGDA RUBBER-PLASTIC Co Ltd SIPING CITY
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TONGDA RUBBER-PLASTIC Co Ltd SIPING CITY
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Abstract

The hinged concertina rubber wall for connection between carriages is made up using vinylon cloth steeped with rubber or canvas as its skeleton material through sticking rubber on both surfaces of said skeleton, cutting according to required sizes and stacking with mould and sealing edge.

Description

Hinged rubber concertina walls for carriage and making technique thereof
The present invention relates to flexible joint part between a kind of railway carriage of channel-type passenger vehicle, particularly a kind of rubber telescopic tarpaulin.
The employed telescopic tarpaulin of original passage type passenger vehicle adopts soft fabric (canvas, fabricate-leather etc.) to make and forms, and there are a lot of shortcomings in this telescopic tarpaulin, and the one, windproof, dustproof, rainproof, cold protective performance is bad; The 2nd, tear strength is low; The 3rd, safety coefficient is little; The 4th, support strength is poor, outward appearance is not attractive in appearance; The 5th, easily aging, be full of cracks, work-ing life are short.So just do not guarantee the normal operation in articulated bus spring, summer, autumn, the four seasons in winter.
According to textual criticism, domestic at that time just do not have a rubber telescopic tarpaulin at all, the rubber telescopic tarpaulin is abroad also seldom arranged, just a few countries such as Hungary has similar telescopic tarpaulin, the eighties initial stage, China is rubber telescopic tarpaulins from a collection of 280 type articulated coachs of Hungary's import, but it is totally enclosed, though this telescopic tarpaulin anti-dust performance is good, but because dust, sanitary fill bottom all the year round, cause the paulin bottom attached down and damage, for this reason, we have developed this semiclosed rubber telescopic tarpaulin according to the practical situation of China, have overcome above-mentioned shortcoming.
The objective of the invention is to provide a kind of articulated bus railway carriage room machine coupling device and manufacturing process thereof, it can guarantee that articulated bus is windproof, and dustproof, rainproof, winter protection, support strength height, safety and comfort are attractive and durable.
The object of the present invention is achieved like this: this rubber telescopic tarpaulin is to adopt polyvinyl impregnated fabric or canvas to do framework material, by rolling press with the framework material double spreading, again with the specification of film according to telescopic tarpaulin, be cut into particular geometric shapes, afterwards on mould by chip, edge sealing and moulding is subsided in order to prevent Peng Ding, add flat wire at the paulin top, to be surrounded by wireline in the support strength that improves telescopic tarpaulin, the telescopic tarpaulin both sides pleat, be connected with railway carriage in order to fixing.
For the protective layer rubberizing according to following scheme implementation:
First concrete scheme of protective layer rubberizing of the present invention is with natural gum; butadiene-styrene rubber; reclaimed rubber; Sulfur; promotor; zinc oxide; stearic acid; anti-aging agent; carbon black; potter's clay; machine oil; ancient Malong; Stockholm tar; fine particle calcium carbonate is that raw material is made; its proportioning is (ratio of weight and number): natural gum 20~30; butadiene-styrene rubber 80~70; reclaimed rubber 30~60; Sulfur 2~3; promotor (M; D; DM and with) 2~4, zinc oxide 5; stearic acid 3; anti-aging agent (A; D; DFC-34 Dan Bingjun can) 2; carbon black 20~40; potter's clay 20~50; machine oil 15~20; ancient Malong 3~8; Stockholm tar 3~8; fine particle calcium carbonate 50~100.
Another specific embodiments of protective layer rubberizing of the present invention is by styrene-butadiene rubber(SBR), reclaimed rubber, Sulfur, promotor, zinc oxide, stearic acid, anti-aging agent, carbon black, potter's clay, machine oil, ancient Malong, Stockholm tar, fine particle calcium carbonate is that raw material is made, and its proportioning is: butadiene-styrene rubber 100, reclaimed rubber 50~70, Sulfur 2~3, promotor (M, D, DM also uses) 2~4, zinc oxide 5, stearic acid 3, anti-aging agent (A, D, DFC-34 Dan Bingjun can) 2, carbon black (high abrasion) 20~40, potter's clay 20~50, machine oil 15~20, ancient Malong 3~8, Stockholm tar 3~8, fine particle calcium carbonate 50~100.
The another specific embodiments of protective layer rubberizing of the present invention is by natural gum; butadiene-styrene rubber; PVC reclaimed rubber; sulphur; promotor; zinc oxide; stearic acid; anti-aging agent; carbon black; potter's clay; machine oil; Stockholm tar; fine particle calcium carbonate is that raw material is made, and its proportioning is: natural gum 20~30; butadiene-styrene rubber 80~70; PVC10~30; reclaimed rubber 20~30; Sulfur 2~3; promotor (M; D; DM and with) 2~5; zinc oxide 5; stearic acid 3; anti-aging agent (A; D; DFC-34 Dan Bingjun can) 2; carbon black 20~40; potter's clay 30~40; machine oil 5~10; Stockholm tar 5~10; fine particle calcium carbonate 10~70.
Its processing step is finished by drying glue → cut glue → cooperate → plasticate → mixing → heat refining → calendering → severing → moulding → sulfuration → inspection packing.
Concrete processing step is as follows:
One, drying glue is generally by stipulating drying glue time and temperature season.Generally all take room temperature the season in 5-10 month, rubber must enter hot room the time used according to the rules November-season in April, the temperature 60-70 of hot room ℃, the natural gum drying glue time is 36-72 hour, synthetical glue reclaimed rubber room temperature natural heating gets final product, but must guarantee that rubber baking is soft, baking is saturating, do not have sandwich phenomenon.Various rubbers can be processed after requiring sandy soil, stone, foreign material and the packing material on surface to clean out, and when cleaning as need, water temperature is cleaned and wanted clean below 60 ℃, treats can deposit behind the surperficial airing, and the inaccurate way of separant that adopts is removed moisture content.During drying glue, should leave the gap between glue and the glue, blob of viscose is forbidden the direct contact heat source, guarantees that blob of viscose and thermal source are apart from more than the 50mm.
At first will remove outer packaging when two, cutting glue, blob of viscose weight and size will be grasped flexibly according to the prescription consumption, but every glue weight must not surpass 15kg.
Three, the employing opening rubber mixing machine of plasticating, 45 ± 5 ℃ of preceding roll temperatures, 55 ± 5 ℃ of back roll temperatures.The capacity of plasticating is decided by the mill specification.The mill roll spacing is put into 4-5mm, rubber is added successively by big gear wheel one end, by twice.Again roll spacing is put into 1-2mm, will carries out thin-pass behind the glue laminated control surface sky eyelet, the roll spacing of thin-pass is 0.5-1mm, when thin-pass is plasticated, and natural rule, the volume of not packing is so that speed is cold.Afterwards roll spacing is put into 10-12mm, smashes about constantly and cut, make the plasticity number uniformity.Sheet under the gradation then.Broken-(down)rubber must be plasticated in accordance with regulations in gradation more than two sections, can not once mould, and must divide more than six sections and plasticate for three times, must reach 2-4 hour cooling time at interval.Various broken-(down)rubbers must be parked more than 8 hours.Forbidden to land in order to avoid be infected with sandy soil and foreign material, storage temperature is 20 ± 5 ℃.
Four, the weighing-appliance of Pei Heing is accurate, various Synergist S-421 95s will with special-purpose spoon and tuft, will be when the pulvis raw material is deposited apart from ground 10 ± 2cm, want strict sealing after the material of Yi Chaojie, easy-weathering uses up, inflammable substance, the inaccurate high temperature place of placing of fluent material.Will meet prescription during cooperation, dosage is wanted accurately, and the weighing permissible error is a thousandth.The hop count of sizing material, medicine kind must be correct, must not sneak into impurity, dust in the medicine.
Five, mixing employing opening rubber mixing machine, preceding roll temperature is 45 ± 5 ℃, and back roll temperature is 50 ± 5 ℃, and capacity is decided according to the mill specification, and mixing time is 25-30 minute.Broken-(down)rubber is added by big gear wheel one end, be pressed into surperficial atresia eye, roll spacing is 3-4mm, when adding PVC (as, PVC is evenly added mixing 3-5 minute) places 3-6mm with roll spacing again, slowly add promotor, about smash and cut, zinc oxide, stearic acid, anti-aging agent etc. are slowly added, after glue is taken out on both sides, about smash and cut, again roll spacing is put into 10-12mm, gradation alternately adds each big medicine, tenderizer, glue is taken out on both sides, and the centre is cutter not.Disperse to add Sulfur at last, on one side a cutter, two big bags played.Roll spacing is put back into 2-3mm, puts roll spacing 8-10mm after beating three guarantees two volume, about smash and cut.Descend at last the sheet specification to be long 1500-1600mm, wide 600-700mm, thick 8-10mm.The rubber unvulcanizate storage period that crosses after the water cooling is 8-14 hour, and the assurance time can use.The sizing material storage temperature is 15 ± 5 ℃.
Six, heat refining adopts opening rubber mixing machine, at first slightly refines roll spacing 8-10mm, 40 ± 5 ℃ of roller temperature, earlier with film by big gear wheel one end input, mixing glue laminated is got on the bus three times after soft, smash about simultaneously and cut back sheet down, storage period is inaccurate above 1 hour, prevents that sizing material from shrinking, to treat thin refining.Thin refining roll spacing is 8-10mm, and 45 ± 5 ℃ of roller temperature are depressed into atresia after will slightly refining the film top roll, and get on the bus after the softness three times, make thin refining film smooth surface, and no water wave does not have ripe glue.Following sheet will keep depositing on the roller certain spacer gel (can wrap roller gets final product), but too much unsuitable.Following sheet thickness 10-15mm.
Seven, before the calendering polyvinyl cloth or chafer duck are sent into the loft drier drying, eliminate moisture content in the cloth, loft drier vapour pressure 0.3-0.4MPa, 8-24 hour time of drying; As using roller dryer roll temperature, eliminate till the moisture content more than 80 ℃.Calendering is by rolling press polyvinyl cloth or chafer duck two sides to be sticked glue-line, going up roll temperature 80-85 ℃, central roll 65-70 ℃, lower roll 55-60 ℃, the two two outside rubberizing bed thickness that paste large stretch of thickness 1.8 ± 0.1mm(individual layer cloth during rubberizing is 0.4mm, and intermediate gelatine layer and individual layer cloth are thick to be 1mm; Two outside rubberizing bed thickness of layer cloth are 0.4mm, and intermediate gelatine layer and two layers of cloth are thick to be 1mm), strip of paper used for sealing cloth adopts the white plain cloth of polyvinyl, the necessary two sides rubber of strip of paper used for sealing, 80-85 ℃ of central roll 60-65 ℃ of rubber roller temperature top roll, lower roll 65-70 ℃.The thickness of two sides rubber does not allow to surpass 0.5mm, and the cloth after the rubber is wanted single topping, and strip of paper used for sealing cloth thickness should be less than or equal to 0.6mm after the rubberizing.
Eight, severing is that the film of calendering rubberizing is cut out according to the specification model according to the rules of telescopic tarpaulin.Large stretch of and wireline sheet is cut out by model.Large stretch of and wireline sheet is as the criterion with model, and error is ± 0.5mm.Filler strip width 15 ± 0.5mm, strip of paper used for sealing width 40 ± 1mm, it is 1-1.2mm that dustproof slotting envelope is used single face sheet, thickness.
Nine, moulding is to cut out good film manual assembly on mould, when moulding mould and partition being coated the surplus rope capacity that goes out in separant (silicone oil) wireline sheet both sides is 500mm, clip will be beaten by arc place, garden during the bag wireline, wireline must descend in the groove equal with mould, guarantees half-finished geometrical dimension.Each pleat of chip all will align with mould, must not come and go.Paste large stretch of, seal bar and paste filler strip, all to be coated with swabbing (slurry is in natural gum 100: sulphur 2: promotor 1.5: carbon black 1: the ratio of gasoline 330 is formulated) during last flat wire equably, and use the pony roll pressing, guarantee good bonding, put into partition then, every yard one deck all will be put into one deck partition, partition must fit with steady brace, must not be gapped.Flat wire is placed on each pleat outside, top, is placed on the filler strip position, wants compacting to flatten during the seal bar, mustn't the delamination separation phenomenon be arranged with sheet, and mitered is wanted in the strip of paper used for sealing joint.The dustproof envelope of inserting will be filled up glassine paper with large stretch of junction.When covering template, wireline is pressed in the groove, must not departs from, around wanting during tight screw evenly, degree of tightness changes.
Ten, sulfuration is to be vulcanizing boiler to be preheating to 100 ℃ go into jar with mold with the work in-process process that vulcanizing boiler heats of packing into, curing temperature 142-145 ℃, the vapour curing time is 3-4 hour indirectly, and directly the vapour curing time is 1.5-2.5 hour, electrically heated sulfuration 1.5-3 hour.Sulfuration is last procedure of telescopic tarpaulin, when opening jar as finding that owing the sulphur phenomenon can depending on the seriousness of the case carry out post cure.
The present invention is owing to adopt the polyvinyl impregnated fabric to do framework material, simultaneously adopt flat wire to do support again, rubber and plastics are done protective layer, handle through special process again, so that the rubber telescopic tarpaulin of producing has is windproof, dustproof, rainproof, winter protection, support strength height, each pleat does not subside, safety and comfort, elegant in appearance, advantage such as product is difficult for wearing out, do not chap, tension fatigue is good.
Describe specific embodiments of the invention in detail below in conjunction with accompanying drawing;
Fig. 1 is the hinged rubber concertina walls for carriage perspective view;
Fig. 2 is the hinged rubber concertina walls for carriage manufacturing process flow diagram;
Fig. 3 is each pleat sectional drawing of hinged rubber concertina walls for carriage;
Fig. 4 is a hinged rubber concertina walls for carriage strip of paper used for sealing structure cut-away view;
Fig. 5 is a hinged rubber concertina walls for carriage rubberizing chip architecture cut-away view;
Embodiment 1:
Take by weighing natural gum 12.6kg by formulation ratio; Butadiene-styrene rubber 29.4kg; Reclaimed rubber 21kg; Sulfur 1.05kg; Captax O.42kg; Diphenylguanidine 0.42kg; Altax 0.42kg; Zinc oxide 2.1kg; Stearic acid 1.26kg; Antioxidant D FC-34 0.84kg; High wear-resistant carbon black 12.6kg; Potter's clay 12.6kg; Machine oil 7.56kg; Ancient Malong 2.1kg; Pine tar 2.1kg; Fine particle calcium carbonate 29.4kg; Finish according to following process steps; Above medicine of working good is mixing in mill; The broken-down rubber that at first will plasticate drops in the mill by big gear wheel one end; Be depressed into the no eyelet in surface; Roll spacing is put into 3-6mm; Slowly add afterwards promoter (M; D; DM) smash about and cut; Again with zinc oxide; Stearic acid; Age resistor etc. slowly add; Smash about both sides are taken out behind the glue and cut; Again roll spacing is put into 10-12mm; Gradation alternately adds carbon black; Potter's clay; Fine particle calcium carbonate; Machine oil; Ancient Malong; Pine tar; Add rear both sides and take out glue; The centre is cutter not; After big medicine is all mixed; Disperse at last to add sulphur; One side one cutter; After playing two big bags; 2-3mm is put back in roll spacing; About smash cut beat again three guarantees two volume for three times after; Put roll spacing 8-10mm; About smash and cut; Mixing evenly rear lower sheet is crossed water cooling, parks and hands over the heat refining operation to use after 14 hours.
Heat refining divides thickness refining two processes, and thick refining is that rubber unvulcanizate is put to 8-10mm in the mill roll spacing, gets on the bus during 40 ± 5 ℃ of roller temperature that it is soft to press, and smashes about simultaneously and cuts, and carefully refines after making the glue face not have mesh.Thin refining roll spacing is 8-10mm, and 45 ± 5 ℃ of roller temperature make thick refining film reach no eyelet, smooth surface, no water wave, does not have after the ripe glue down sheet and delivers to the rolling press use.To remove the cloth double spreading of moisture content during calendering, rubberizing thickness is: 1.8 ± 1mm, strip of paper used for sealing cloth wipe the thickness≤0.6mm of rubberizing, and the top roll temperature is 80-85 ℃ during rubberizing, central roll 65-70 ℃, lower roll 55-60 ℃.The sheet and the strip of paper used for sealing that post are handed over the severing operation.Be cut into certain geometrical shape according to telescopic tarpaulin different size model according to model, 14 layers of product small pieces are cut out 104,104 of large stretch of sanctions, dustproof 56 of envelopes, the strip of paper used for sealing 40 * 3000mm112 bar inserted, it is wide that filler strip is determined 15mm with the remaining scrap stock of sanction big or small slice, rectangular the getting final product that length 〉=500mm is above.Hand over to molding procedure cutting out good film.
Moulding is to be made of two-layer polyvinyl impregnated fabric 5 and three layers of glue-line 4 cutting out good rubberizing sheet 2 manual bonding rubberizing sheet 2 on the mould of regulation.At first the wireline 1 with specified length wraps in 2 li on the good film of sanction, be placed in the mould steel wire rope groove, clip is beaten at arc place, garden, after the Minifilm that clip is used and clip is identical shaped is mended and is put down, outer plate is wrapped with strip of paper used for sealing 3, and strip of paper used for sealing 3 is to have a rubber face 6 by one side, and another side has that the polyvinyl base cloth 5 of rubberizing face 4 constitutes, and then sign indicating number one deck film, filler strip on the pad of abutting edge pushes up flat wire 7 on the outer filler strip place sign indicating number at paulin, and the adhesive cement brushing is even, wrap inside and outside strip of paper used for sealing, the bonding width of every pleat is 15-17mm, puts into partition then, by bonding successively 14 layers of this way, (or the number of plies is finished on request) is in accordance with regulations behind intact 14 layers of the sign indicating number, cover mould again,, firmly want evenly with the tight good mould of screw, the degree of tightness unanimity is sent into sulfurizing pot vulcanization then.
Sulfuration is that the product of moulding is delivered in the vulcanizing boiler together with mould, and temperature is at 142-145 ℃ in jar, and product goes out jar after 3 hours, and the mould partition is opened out, and product hands over controlling unit to check, pack.
Embodiment 2:
Take by weighing butadiene-styrene rubber 42kg, reclaimed rubber 21kg, sulphur 1.05kg, vulkacit D 0.63kg, altax 0.63kg, zinc oxide 2.1kg, stearic acid 1.26kg, antioxidant A 0.42kg, antioxidant D 0.4kg, high wear-resistant carbon black 4.2kg, semi-reinforcing hydrocarbon black 8.4kg, potter's clay 12.6kg, machine oil 7.56kg, ancient Malong 2.1kg, Stockholm tar 2.1kg, fine particle calcium carbonate 2.9kg by formulation ratio, the processing step of manufacturing is with embodiment 1.
Embodiment 3:
Take by weighing natural gum 8.7kg, butadiene-styrene rubber 34.8kg, PVC8.7kg, reclaimed rubber 13.05kg, sulphur 1.09kg, captax 0.22Kg, vulkacit D 0.44kg, altax 0.44kg, zinc oxide 2.175kg, stearic acid 1.305kg, antioxidant D FC-34 0.87kg, high wear-resistant carbon black 13.05kg, potter's clay 17.4kg, machine oil 4.35kg, Stockholm tar 4.35kg, fine particle calcium carbonate 24kg by formulation ratio.
The processing step of making is with embodiment 1, and just the PVC feeding sequence is added in after the broken-(down)rubber when mixing, and broken-(down)rubber evenly adds PVC when being depressed into the no mesh in surface, slowly adds promotor after all adding in mixing 3-5 minute again.

Claims (10)

1, a kind of articulated bus telescopic tarpaulin; This rubber telescopic tarpaulin is to adopt polyvinyl impregnated fabric or canvas to do framework material, by rolling press the framework material double spreading is cut into particular geometric shapes with film according to the specification of telescopic tarpaulin again, afterwards on mould by chip, edge sealing and moulding is characterized in that:
A, the protective layer rubberizing is with natural gum; butadiene-styrene rubber; reclaimed rubber; sulphur; promotor; zinc oxide; stearic acid; anti-aging agent; carbon black; potter's clay; machine oil; ancient Malong; Stockholm tar; fine particle calcium carbonate is that raw material is made; its proportioning is (ratio of weight and number): natural gum 20~30; butadiene-styrene rubber 80~70; reclaimed rubber 30~60; sulphur 2~3; promotor (M; D; DM and with) 2~4, zinc oxide 5; stearic acid 3; anti-aging agent (A; D; DFC-34 Dan Bingjun can) 2; carbon black 20~40; potter's clay 20~50; machine oil 15~20; ancient Malong 3~8; Stockholm tar 3~8; fine particle calcium carbonate 50~100.
B, protective layer rubberizing are that raw material is made by styrene-butadiene rubber(SBR), reclaimed rubber, sulphur, promotor, zinc oxide, stearic acid, anti-aging agent, carbon black, potter's clay, machine oil, ancient Malong, Stockholm tar, fine particle calcium carbonate, and its proportioning is: butadiene-styrene rubber 100, reclaimed rubber 50~70, sulphur 2~3, promotor (M, D, DM and with) 2~4, zinc oxide 5, stearic acid 3, anti-aging agent (A, D, DFC-34 Dan Bingjun can) 2, carbon black (high abrasion) 20~40, potter's clay 20~50, machine oil 15~20, ancient Malong 3~8, Stockholm tar 3~8, fine particle calcium carbonate 50~100.
C, protective layer rubberizing are that raw material is made by natural gum, butadiene-styrene rubber, PVC reclaimed rubber, sulphur, promotor, zinc oxide, stearic acid, anti-aging agent, carbon black, potter's clay, machine oil, Stockholm tar, fine particle calcium carbonate, and its proportioning is: natural gum 20~30, butadiene-styrene rubber 80~70, PVC10~30, reclaimed rubber 20~30, sulphur 2~3, promotor (M, D, DM and with) 2~5, zinc oxide 5, stearic acid 3, anti-aging agent (A, D, DFC-34 Dan Bingjun can) 2, carbon black 20~40, potter's clay 30~40, machine oil 5~10, Stockholm tar 5~10, fine particle calcium carbonate 10~70.
2, a kind of manufacturing process of hinged rubber concertina walls for carriage is characterized in that: this processing step is by drying glue, cuts glue, cooperates, and plasticates, and is mixing, calendering, and severing, moulding, sulfuration is checked what packing was finished.
3, a kind of hinged rubber telescopic tarpaulin manufacturing process according to claim 2, it is characterized in that: the drying glue process is generally by generally all taking room temperature the season in regulation drying glue time in season and temperature 5-10 month, rubber must enter hot room the time used according to the rules November-season in April, the temperature 60-70 of hot room ℃, the natural gum drying glue time is 36-72 hour, synthetical glue reclaimed rubber room temperature natural heating gets final product, but must guarantee that the rubber baking is soft, baking is saturating, there is not sandwich phenomenon, at first to remove outer packaging when cutting glue, blob of viscose weight and size will be grasped flexibly according to the prescription consumption, but every glue weight must not surpass 15kg.
4, the manufacturing process of a kind of hinged rubber telescopic tarpaulin according to claim 2 is characterized in that: the process of plasticating adopts opening rubber mixing machine, 45 ± 5 ℃ of preceding roll temperatures, 55 ± 5 ℃ of back roll temperatures.The capacity of plasticating is decided by the mill specification.The mill roll spacing is put into 4-5mm, rubber is added successively by big gear wheel one end, by twice.Again roll spacing is put into 1-2mm, the glue laminated control surface is not had the laggard capable thin-pass of eyelet, the roll spacing of thin-pass is 0.5-1mm, when thin-pass is plasticated, and natural rule, the volume of not packing is so that speed is cold.Afterwards roll spacing is put into 10-12mm, smashes about constantly and cut, make the plasticity number uniformity.Sheet under the gradation then.Broken-(down)rubber must be plasticated in accordance with regulations in gradation more than two sections, can not once mould, and must divide more than six sections and plasticate for three times, must reach 2-4 hour cooling time at interval.Various broken-(down)rubbers must be parked more than 8 hours.Forbidden to land in order to avoid be infected with sandy soil and foreign material, storage temperature is 20 ± 5 ℃.
5, a kind of hinged rubber concertina walls for carriage according to claim 2, it is characterized in that: mixing process adopts opening rubber mixing machine, and preceding roll temperature is 45 ± 5 ℃, and back roll temperature is 50 ± 5 ℃, capacity is decided according to the mill specification, and mixing time is 25-30 minute.Broken-(down)rubber is added by big gear wheel one end, be depressed into the no eyelet in surface, roll spacing is 3-4mm, when adding PVC (as, PVC is evenly added mixing 3-5 minute) places 3-6mm with roll spacing again, slowly add promotor, about smash and cut, zinc oxide, stearic acid, anti-aging agent etc. are slowly added, after glue is taken out on both sides, about smash and cut, again roll spacing is put into 10-12mm, gradation alternately adds each big medicine, tenderizer, glue is taken out on both sides, and the centre is cutter not.Disperse to add sulphur at last, on one side a cutter, two big bags played.Roll spacing is put back into 2-3mm, puts roll spacing 8-10mm after beating three guarantees two volume, about smash and cut.Descend at last the sheet specification to be long 1500-1600mm, wide 600-700mm, thick 8-10mm.Spending the water-cooled rubber unvulcanizate storage period is 8-14 hour, and the assurance time can use.The sizing material storage temperature is 15 ± 5 ℃.
6, a kind of hinged rubber concertina walls for carriage according to claim 2, it is characterized in that: the heat refining process adopts opening rubber mixing machine, at first slightly refine roll spacing 8-10mm, 40 ± 5 ℃ of roller temperature, earlier film is leaned on big gear wheel one end input, mixing glue laminated is got on the bus three times after soft, smash about simultaneously and cut back sheet down, the storage period is inaccurate above 1 hour, prevent that sizing material from shrinking, to treat thin refining.Thin refining roll spacing is 8-10mm, and 45 ± 5 ℃ of roller temperature are depressed into atresia after will slightly refining the film top roll, and get on the bus after the softness three times, make thin refining film smooth surface, and no water wave does not have ripe glue.Following sheet will keep depositing on the roller certain spacer gel (can wrap roller gets final product), but too much unsuitable.Following sheet thickness 10-15mm.
7, a kind of hinged rubber concertina walls for carriage according to claim 2 is characterized in that: calender line is earlier polyvinyl cloth or chafer duck to be sent into the loft drier drying, eliminates moisture content in the cloth, loft drier vapour pressure 0.3-0.4MPa, 8-24 hour time of drying; As using roller dryer roll temperature, eliminate till the moisture content more than 80 ℃.Calendering is by rolling press polyvinyl cloth or chafer duck two sides to be sticked glue-line, going up roll temperature 80-85 ℃, central roll 65-70 ℃, lower roll 55-60 ℃, the two two outside rubberizing bed thickness that paste large stretch of thickness 1.8 ± 0.1mm(individual layer cloth during rubberizing is 0.4mm, intermediate gelatine layer and individual layer cloth are thick to be 1mm, two outside rubberizing 0.4mm of layer cloth, intermediate gelatine layer and two layers of cloth are thick to be 1mm).Strip of paper used for sealing cloth adopts polyvinyl from plain cloth, the necessary two sides rubber of strip of paper used for sealing, 80-85 ℃ of central roll 60-65 ℃ of rubber roller temperature top roll, lower roll 65-70 ℃.The thickness of two sides rubber does not allow to surpass 0.5mm, and the cloth after the rubber is wanted single topping, and strip of paper used for sealing cloth thickness should be less than or equal to 0.6mm after the rubberizing.
8, a kind of hinged rubber concertina walls for carriage according to claim 2 is characterized in that: the severing process is that the film of calendering rubberizing is cut out according to the specification model according to the rules of telescopic tarpaulin, and large stretch of and wireline sheet is cut out by model.Large stretch of and wireline sheet is as the criterion with model, and error be ± 0.5mm, filler strip width 15 ± 0.5mm, and strip of paper used for sealing width 40 ± 1mm, dustproof slotting the envelope with the single face slab thicknesses is 1-1.2mm.
9, a kind of hinged rubber concertina walls for carriage according to claim 2, it is characterized in that: moulding process is to cut out good film manual assembly on mould, when moulding mould and partition being coated the surplus rope capacity that goes out in separant (silicone oil) wireline sheet both sides is 500mm, clip will be beaten by arc place, garden during the bag wireline, wireline must descend in the groove equal with mould, guarantees half-finished geometrical dimension.Each pleat of chip all will align with mould, must not come and go.Paste large stretch ofly, seal bar and paste filler strip, all will be coated with swabbing equably, and use the pony roll pressing during last flat wire, guarantee good bonding, put into partition then, every yard one deck all will be put into one deck partition, and partition must fit with steady brace, must not be gapped.Flat wire is placed on each pleat outside, top, is placed on the filler strip position, wants compacting to flatten during the seal bar, mustn't the delamination separation phenomenon be arranged with sheet, and mitered is wanted in the strip of paper used for sealing joint.The dustproof envelope of inserting will be filled up glassine paper with large stretch of junction.When covering template, wireline is pressed in the mould, must not departs from, around wanting during tight screw evenly, degree of tightness is consistent.
10, a kind of hinged rubber concertina walls for carriage according to claim 2, it is characterized in that: sulfidation is to be vulcanizing boiler to be preheating to 100 ℃ go into jar with mold with the work in-process process that vulcanizing boiler heats of packing into, curing temperature 142-145 ℃, the vapour curing time is 3-4 hour indirectly, directly the vapour curing time is 1.5-2.5 hour, electrically heated sulfuration 1.5-3 hour.Sulfuration is last procedure of telescopic tarpaulin, when opening jar as finding that owing the sulphur phenomenon can depending on the seriousness of the case carry out post cure.
CN94112647A 1994-11-29 1994-11-29 Hinged rubber concertina walls for carriage and making technique thereof Expired - Fee Related CN1054815C (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1314769C (en) * 2005-12-19 2007-05-09 辽宁广兴聚酯材料有限公司 Polyester sheet base rubber adhesive
CN102166927A (en) * 2011-03-30 2011-08-31 伊卡路斯(苏州)车辆系统有限公司 Vestibule diaphragm for transition part of articulated vehicle and manufacture method thereof
CN103781592A (en) * 2011-06-06 2014-05-07 通快激光与系统工程有限公司 Bellows
CN105171476A (en) * 2015-10-22 2015-12-23 中信重工机械股份有限公司 Processing method of rubber parts
CN105542268A (en) * 2016-01-29 2016-05-04 山西建筑工程(集团)总公司 Building template having reclaimed rubber surface and manufacturing method of building template
CN106628830A (en) * 2016-12-21 2017-05-10 齐齐哈尔大学 Method for preparing triangular belt with woven fabric

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1314769C (en) * 2005-12-19 2007-05-09 辽宁广兴聚酯材料有限公司 Polyester sheet base rubber adhesive
CN102166927A (en) * 2011-03-30 2011-08-31 伊卡路斯(苏州)车辆系统有限公司 Vestibule diaphragm for transition part of articulated vehicle and manufacture method thereof
CN102166927B (en) * 2011-03-30 2013-11-13 伊卡路斯(苏州)车辆系统有限公司 Vestibule diaphragm for transition part of articulated vehicle and manufacture method thereof
CN103781592A (en) * 2011-06-06 2014-05-07 通快激光与系统工程有限公司 Bellows
CN103781592B (en) * 2011-06-06 2016-10-19 通快激光与系统工程有限公司 Telescopic bellows
CN105171476A (en) * 2015-10-22 2015-12-23 中信重工机械股份有限公司 Processing method of rubber parts
CN105542268A (en) * 2016-01-29 2016-05-04 山西建筑工程(集团)总公司 Building template having reclaimed rubber surface and manufacturing method of building template
CN106628830A (en) * 2016-12-21 2017-05-10 齐齐哈尔大学 Method for preparing triangular belt with woven fabric
CN106628830B (en) * 2016-12-21 2019-11-08 齐齐哈尔大学 A kind of preparation method of sandwich fabric triangle belt

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