CN101804677B - One-time forming and vulcanizing device for connector-free rubber caterpillar - Google Patents
One-time forming and vulcanizing device for connector-free rubber caterpillar Download PDFInfo
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- CN101804677B CN101804677B CN2010101423630A CN201010142363A CN101804677B CN 101804677 B CN101804677 B CN 101804677B CN 2010101423630 A CN2010101423630 A CN 2010101423630A CN 201010142363 A CN201010142363 A CN 201010142363A CN 101804677 B CN101804677 B CN 101804677B
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Abstract
The invention provides a one-time forming and vulcanizing device for a connector-free rubber caterpillar, which consists of first, second, and third internal mold contraction-tension slide blocks, upper and lower internal molds, an internal mold through-steam heating flat plate, contraction-tension mechanisms, a positioning hinge, and upper and lower external molds. The upper and lower external molds are arranged on the upper and lower parts of the forming and vulcanizing device symmetrically; the first, second and third internal mold contraction-tension slide blocks are arranged at left and right ends in the upper and lower external molds from top to bottom respectively; the upper internal mold is arranged between the first internal mold contraction-tension slide blocks at the left and right ends through the positioning hinge; the lower internal mold is arranged between the third internal mold contraction-tension slide blocks at the left and right ends through the positioning hinge; the internal mold through-steam heating flat plate is arranged between the upper internal mold and the lower internal mold; the contraction-tension mechanisms are connected to the middle part of the external surfaces of the second internal mold contraction-tension slide blocks front and back respectively. When the device of the invention is applied, the production of products can be completed by forming and vulcanizing an entire product of the connector-free rubber caterpillar at one time.
Description
Technical field
The present invention relates to motor vehicle, be meant a kind of one-time forming and vulcanizing device for connector-free rubber caterpillar of installing and using in engineering machinery excavator, loading machine and agricultural machinery harvester and the engineering automobiles that is applicable to especially.
Background technology
Rubber belt track be mounted on the running gears such as engineering machinery and agricultural machinery in the running with the contacted important crawler belt parts in ground, rubber belt track mainly plays a part protection ground, reduces noise pollution and improve to drive comfort level.The production of existing non junction rubber belt track is mostly adopted and is divided two half cycles to carry out the technology of molding sulfuration respectively on the ring-shaped rubber crawler belt; Article one, the non junction rubber belt track need pass through the molding sulfuration work that the post forming sulfuration can be accomplished rubber belt track; Wherein the first time during molding sulfuration in order to guarantee the adhesive strength of post-cure at two half cycle joint area sizing materials; Both mold ends must be led to cooling water and cooled off during sulfuration; In case the two ends rubber vulcanization is ripe, thereby increased the difficulty that production process is controlled.Because a slat gum crawler belt all must divide two half cycles to carry out the moulding sulfidation respectively, not only operating procedure is loaded down with trivial details, has also increased labour intensity and resource consumption simultaneously.
Summary of the invention
Technical problem to be solved by this invention just is the defective to existing non junction rubber belt track production molding sulfuration process; The internal mold that provides a kind of employing setting to stretch shrinks the tensioning slide block structure, makes the rubber belt track molding sulfuration process by dividing two half cycles to carry out the non junction rubber belt track one-shot forming apparatus that molding sulfuration changes Integratively formed sulfuration into respectively.
One-time forming and vulcanizing device for connector-free rubber caterpillar of the present invention is shunk that tensioning slide block, second internal mold shrink that tensioning slide block, the 3rd internal mold shrink the tensioning slide block, go up inner mold, core insert tool, the logical vapour heated plate of internal mold, is shunk strainer, locating hinge, goes up outer mold and following outer mold constitutes by first internal mold; Last outer mold is symmetricly set on molding sulfuration device upper and lower with following outer mold; Last outer mold is respectively arranged with first internal mold contraction tensioning slide block from top to bottom with interior left end and the right-hand member of following outer mold, second internal mold shrinks the tensioning slide block and the 3rd internal mold shrinks the tensioning slide block; Last inner mold shrinks between the tensioning slide block through first internal mold that locating hinge is installed on right ends; The core insert tool shrinks between the tensioning slide block through the 3rd internal mold that locating hinge is installed on right ends; The logical vapour heated plate of internal mold is arranged between inner mold and the core insert tool, shrinks strainer and divides front and back to be connected the middle part that second internal mold shrinks tensioning slide block outer surface separately.In order to prevent to misplace about the excessive or mould of mould tensioning; The parting Surface Design of first internal mold being shunk tensioning slide block, second internal mold contraction tensioning slide block and the 3rd internal mold contraction tensioning slide block has a certain degree; It is outer little interior big to make second internal mold shrink the tensioning slide block; The scope of angle is 5～15 °, and angle generally commonly used is 10 °; Shrink the tensioning slide block at second internal mold simultaneously and be respectively arranged with locating piece with first internal mold contraction tensioning slide block and the 3rd internal mold contraction tensioning slide block junction up and down.Can move simultaneously with second internal mold contraction tensioning slide block on flexibility and reliability ground for the ease of first internal mold contraction tensioning slide block and the 3rd internal mold contraction tensioning slide block; Shrinking the tensioning slide block at second internal mold shrinks outside the locating piece of tensioning slide block and the 3rd internal mold contraction tensioning slide block junction with first internal mold up and down; Also be provided with the connection slide plate; The junction that wherein connects the slide plate and second internal mold contraction tensioning slide block is a stiff end, and shrinking tensioning slide block junction with first internal mold contraction tensioning slide block and the 3rd internal mold is sliding end.Shrink strainer and make slide block tensioning or contraction through oil pump pressurization or pressure release by piston and oil cylinder.
Its technical performance indications of one-time forming and vulcanizing device for connector-free rubber caterpillar are following: outer mold and following outer mold specification are gone up in (1): long 1000～3000mm, wide 300～800mm; (2) internal mold shrinks the tensioning control gauge pressure of tensioning slide block: more than the 5MPa; Internal mold shrinks tensioning slide block tensioning retraction stroke: more than the 300mm; (3) board sulfuration pressurized control gauge pressure is: 8～12MPa; (4) logical vapour heated plate steam pressure: the 0.5～0.6MPa of internal mold.
As long as one-time forming and vulcanizing device for connector-free rubber caterpillar of the present invention is through accomplishing the production operation process of whole product once secondary mould one-shot forming, sulfuration.During production operation; At first inwardly shrink through second internal mold contraction tensioning slide block of contraction strainer with two ends; Simultaneously through manually or through connecting slide plate driving and make first internal mold shrink tensioning slide block and the 3rd internal mold to shrink the tensioning slide block and inwardly rotate around locating hinge; Slide block is shunk to put in place; Then with the wirecord fabric that winds around putting on last inner mold and core insert tool; Through shrinking strainer second internal mold is shunk the outside tensioning of tensioning slide block again after accessory and sizing material dress mould is complete, through manually or through connecting slide plate driving first internal mold and shrink tensioning slide block and the 3rd internal mold and shrink the tensioning slide block and put in place until tensioning to inner rotary, can carry out the extrusion forming sulfuration in the outer mold up and down after above-mentioned previous work is accomplished simultaneously around locating hinge.After sulfuration finishes; Open outer mold up and down; Inwardly shrink through second internal mold contraction tensioning slide block of contraction strainer again two ends; Simultaneously through manually or through connecting slide plate driving and make first internal mold shrink tensioning slide block and the 3rd internal mold to shrink the tensioning slide block and inwardly rotate, slide block is shunk put in place, just can product stripping be taken out completion non junction rubber belt track one-shot forming sulfuration work around locating hinge.
Advantage of the present invention just has been to adopt the internal mold that can stretch to shrink the tensioning slide block structure; Inner mold is connected as a single entity up and down;, internal mold contraction tensioning slide block can carry out moulding or demoulding work when being in contraction;, internal mold contraction tensioning slide block can carry out press cure work when being in tensioning; Only need carry out one-shot forming, vulcanisation operation to whole piece non junction rubber belt track product and just can accomplish production operation, solve the problem that a slat gum crawler belt product all the time must could be accomplished production through post forming, sulfuration, avoid and eliminated the defective that product repetition sulfide site and sizing material joint possibly occur; Improve product percent of pass greatly, guaranteed the product quality of non junction rubber belt track.Use one-time forming and vulcanizing device for connector-free rubber caterpillar of the present invention further to improve production efficiency, shortened cure time, reduced production cost, improved product quality.Therefore one-time forming and vulcanizing device for connector-free rubber caterpillar of the present invention has broad prospect for its application.
Description of drawings
Below in conjunction with accompanying drawing the present invention is done further explanation;
Fig. 1 is an one-time forming and vulcanizing device for connector-free rubber caterpillar internal structure sketch map of the present invention;
Fig. 2 is an one-time forming and vulcanizing device for connector-free rubber caterpillar overall structure sketch map of the present invention;
Fig. 3 is the schematic perspective view of one-time forming and vulcanizing device for connector-free rubber caterpillar internal structure of the present invention;
Fig. 4 is the local enlarged diagram of die joint angle that one-time forming and vulcanizing device for connector-free rubber caterpillar internal mold of the present invention shrinks the tensioning slide block;
Fig. 5 is the local enlarged diagram of connection slide plate part that one-time forming and vulcanizing device for connector-free rubber caterpillar internal mold of the present invention shrinks the tensioning slide block.
With reference to accompanying drawing, as scheming: 1, first internal mold shrinks the tensioning slide block, and 2, second internal mold shrinks the tensioning slide block, and the 3, the 3rd internal mold shrinks the tensioning slide block; 4, go up inner mold, 5, the core insert tool, 6, the logical vapour heated plate of internal mold, 7, shrink strainer; 8, wirecord fabric, 9, locating hinge, 10, go up outer mold, 11, outer mold down; 12, die joint, 13, locating piece, 14, connect slide plate.Among Fig. 1 alphabetical A, B represent respectively internal mold shrink the die joint angle of tensioning slide block local with is connected slide plate part part.Alphabetical α representes the angle of die joint among Fig. 4.
The specific embodiment
Below be embodiments of the invention, the actual use of the present invention is not limited to embodiment.
Adopt the one-time forming and vulcanizing device for connector-free rubber caterpillar of structure of the present invention.Consult accompanying drawing; One-time forming and vulcanizing device for connector-free rubber caterpillar is shunk that tensioning slide block 1, second internal mold shrink that tensioning slide block 2, the 3rd internal mold shrink tensioning slide block 3, go up inner mold 4, core insert tool 5, the logical vapour heated plate 6 of internal mold, is shunk strainer 7, locating hinge 9, goes up outer mold 10 and following outer mold 11 constitutes by first internal mold; Last outer mold 10 is symmetricly set on molding sulfuration device upper and lower with following outer mold 11; Last outer mold is respectively arranged with first internal mold contraction tensioning slide block 1 from top to bottom with interior left end and the right-hand member of following outer mold, second internal mold shrinks tensioning slide block 2 and the 3rd internal mold shrinks tensioning slide block 3; Last inner mold 4 shrinks between the tensioning slide block through first internal mold that locating hinge 9 is installed on right ends; Core insert tool 5 shrinks between the tensioning slide block through the 3rd internal mold that locating hinge 9 is installed on right ends; The logical vapour heated plate 6 of internal mold is arranged between inner mold 4 and the core insert tool 5, shrinks 7 fens front and back of strainer and is connected the middle part that second internal mold shrinks tensioning slide block 2 outer surfaces separately.Wherein die joint 12 angles of first internal mold contraction tensioning slide block 1, second internal mold contraction tensioning slide block 2 and the 3rd internal mold contraction tensioning slide block 3 are 10 °; Shrink the tensioning slide block at second internal mold simultaneously and be respectively arranged with locating piece 13 with first internal mold contraction tensioning slide block 1 and the 3rd internal mold contraction tensioning slide block 3 junctions about in the of 2.Can shrink tensioning slide block 2 action simultaneously with second internal mold in flexibility and reliability ground for the ease of first internal mold contraction tensioning slide block 1 and the 3rd internal mold contraction tensioning slide block 3; Shrink the tensioning slide block at second internal mold and shrink outside the locating piece 13 of tensioning slide block 1 and the 3rd internal mold contraction tensioning slide block 3 junctions with first internal mold about in the of 2, also be provided with connection slide plate 14.Like Fig. 5; The junction that connects the slide plate 14 and second internal mold contraction tensioning slide block 2 is a stiff end; Connect slide plate 14 and first internal mold and shrink tensioning slide block 1 and shrink tensioning slide block 3 junctions with the 3rd internal mold and be provided with chute, the slip through traveller makes second internal mold shrink tensioning slide block 2 and drives respectively that first internal mold shrinks tensioning slide block 1 and the 3rd internal mold contraction tensioning slide block 3 moves simultaneously.Shrink strainer 7 and make slide block tensioning or contraction through oil pump pressurization or pressure release by piston and oil cylinder.
Use the non junction rubber belt track of one-time forming and vulcanizing device for connector-free rubber caterpillar production and processing K400 (wide) * 90 (pitch) * 42 (joint number) specification, one-time forming and vulcanizing device for connector-free rubber caterpillar its technical performance indications are following: outer mold and following outer mold specification are gone up in (1): long 1500mm * wide 600mm; (2) wirecord fabric girth 3780mm; (3) internal mold shrinks tensioning control gauge pressure: the 5MPa of tensioning slide block; Internal mold shrinks tensioning slide block tensioning retraction stroke: 400mm; (3) board sulfuration pressurized control gauge pressure is: 8MPa; (4) logical vapour heated plate steam pressure: the 0.5MPa of internal mold; Cure time: 60 minutes.
Before using molding sulfuration device of the present invention, all be to use traditional non junction rubber belt track molding sulfuration device; Tradition molding sulfuration device is not provided with internal mold and shrinks the tensioning slide block; Can not whole rubber belt track molding sulfuration and must divide two half cycles to carry out molding sulfuration respectively simultaneously; For the first time molding sulfuration just is placed on the ring like steel wire cord spool that winds up and down on the inner mold; After inserting enough sizing materials in the mould, be about to the tensioning of ring like steel wire cord, the circular arc position of both sides is exposed to outer do not get into die cavity, press cure then.In order to guarantee post-cure joint area sizing material adhesive strength, both mold ends must be led to cooling water during primary vulcanization, in case the two ends rubber vulcanization.After sulfuration was accomplished, the ring like steel wire cord at circular arc position was turned to up and down on the inner mold during with first time moulding, and both mold ends also must be put into the position that has vulcanizated of certain-length, to guarantee the product size of post-cure.Insert the moulding that sizing material carries out other half cycle once more, press cure again could be accomplished whole formed product sulfuration at last.Tradition molding sulfuration method makes the sizing material joint area probably have defective owing to need logical cooling water and exist secondary to repeat sulfide site, influences the service life of product.In fact use the non junction rubber belt track of produced in conventional processes, just inner steel wire twines non junction, and still there is the joint problem in sizing material.
One-time forming and vulcanizing device for connector-free rubber caterpillar of the present invention is exactly the production operation process that will accomplish whole product through a secondary mould one-shot forming, sulfuration.Consult Fig. 1; During production operation; At first shrink inwardly contraction of tensioning slide block 2 with shrinking second internal mold of strainer 7 with two ends; Through connecting the slide plate drive first internal mold contraction tensioning slide block 1 and the 3rd internal mold contraction tensioning slide block 3 are inwardly rotated around locating hinge 9 simultaneously; Slide block is shunk shown in Fig. 1 dotted portion puts in place, then with the wirecord fabric that winds 8 around putting on last inner mold 4 and core insert tool 5, with shrinking strainer 7 second internal mold is shunk the 2 outside tensionings of tensioning slide block again after accessory and sizing material dress mould are complete; Simultaneously through connect slide plate drive first internal mold shrink tensioning slide block 1 and the 3rd internal mold shrink tensioning slide block 3 around locating hinge 9 to inner rotary until being tensioned to position shown in Fig. 1 solid line part, can in outer mold up and down, carry out extrusion forming after above-mentioned previous work is accomplished and vulcanize.After sulfuration finishes; Outer mold 10, following outer mold 11 in the unlatching; Shrink inwardly contraction of tensioning slide block 2 with shrinking second internal mold of strainer 7 again with two ends; Through connecting the slide plate drive first internal mold contraction tensioning slide block 1 and the 3rd internal mold contraction tensioning slide block 3 are inwardly rotated around locating hinge 9 simultaneously, slide block is shunk shown in Fig. 1 dotted portion put in place, just can product stripping be taken out completion non junction rubber belt track one-shot forming sulfuration work.
Compare with the traditional non junction rubber belt track molding sulfuration device of use; Non junction rubber belt track molding sulfuration device of the present invention has adopted the internal mold that can stretch to shrink the tensioning slide block structure; Inner mold is connected as a single entity up and down;, internal mold contraction tensioning slide block can carry out moulding or demoulding work when being in contraction; Shrink at internal mold and can carry out press cure work when the tensioning slide block is in tensioning, only need carry out one-shot forming, vulcanisation operation to whole piece non junction rubber belt track product and just can accomplish production work, having solved all the time a product must be through post forming, vulcanize the problem that could accomplish production; Avoid and eliminated the defective that product repetition sulfide site and sizing material joint possibly occur; Article one, the sulfidation of crawler belt has shortened half the time at least, has improved product percent of pass greatly, has guaranteed the product quality of non junction rubber belt track.Use one-time forming and vulcanizing device for connector-free rubber caterpillar of the present invention further to improve production efficiency, reduced production cost, improved product quality.Operating position is good.
Claims (4)
1. one-time forming and vulcanizing device for connector-free rubber caterpillar; It is characterized in that shrinking that tensioning slide block, second internal mold shrink that tensioning slide block, the 3rd internal mold shrink the tensioning slide block, go up inner mold, core insert tool, the logical vapour heated plate of internal mold, shrinking strainer, locating hinge, go up outer mold and following outer mold constitutes by first internal mold; Last outer mold is symmetricly set on molding sulfuration device upper and lower with following outer mold; Last outer mold is respectively arranged with first internal mold contraction tensioning slide block from top to bottom with interior left end and the right-hand member of following outer mold, second internal mold shrinks the tensioning slide block and the 3rd internal mold shrinks the tensioning slide block; Last inner mold shrinks between the tensioning slide block through first internal mold that locating hinge is installed on right ends; The core insert tool shrinks between the tensioning slide block through the 3rd internal mold that locating hinge is installed on right ends; The logical vapour heated plate of internal mold is arranged between inner mold and the core insert tool, shrinks strainer and divides front and back to be connected the middle part that second internal mold shrinks tensioning slide block outer surface separately; Shrink the tensioning slide block at second internal mold and also be respectively arranged with locating piece with first internal mold contraction tensioning slide block and the 3rd internal mold contraction tensioning slide block junction up and down.
2. one-time forming and vulcanizing device for connector-free rubber caterpillar according to claim 1; It is characterized in that shrinking the tensioning slide block at second internal mold shrinks outside the locating piece of tensioning slide block and the 3rd internal mold contraction tensioning slide block junction with first internal mold up and down; Be provided with the connection slide plate; The junction that wherein connects the slide plate and second internal mold contraction tensioning slide block is a stiff end, and shrinking tensioning slide block junction with first internal mold contraction tensioning slide block and the 3rd internal mold is sliding end.
3. one-time forming and vulcanizing device for connector-free rubber caterpillar according to claim 1; Its technical performance indications that it is characterized in that one-time forming and vulcanizing device for connector-free rubber caterpillar are following: outer mold and following outer mold specification are gone up in (1): long 1000～3000mm, wide 300～800mm; (2) internal mold shrinks the tensioning control gauge pressure of tensioning slide block: more than the 5MPa; Internal mold shrinks tensioning slide block tensioning retraction stroke: more than the 300mm; (3) board sulfuration pressurized control gauge pressure is: 8～12MPa; (4) logical vapour heated plate steam pressure: the 0.5～0.6MPa of internal mold.
4. according to claim 1 or 3 described one-time forming and vulcanizing device for connector-free rubber caterpillar, it is characterized in that one-time forming and vulcanizing device for connector-free rubber caterpillar its technical performance indications are following: outer mold and following outer mold specification are gone up in (1): long 1500mm * wide 600mm; (2) wirecord fabric girth 3780mm; (3) internal mold shrinks tensioning control gauge pressure: the 5MPa of tensioning slide block; Internal mold shrinks tensioning slide block tensioning retraction stroke: 400mm; (3) board sulfuration pressurized control gauge pressure is: 8MPa; (4) logical vapour heated plate steam pressure: the 0.5MPa of internal mold; Cure time: 60 minutes.
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| CN2010101423630A CN101804677B (en) | 2010-04-09 | 2010-04-09 | One-time forming and vulcanizing device for connector-free rubber caterpillar |
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| CN2010101423630A CN101804677B (en) | 2010-04-09 | 2010-04-09 | One-time forming and vulcanizing device for connector-free rubber caterpillar |
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| CN101804677B true CN101804677B (en) | 2012-04-25 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102785306B (en) * | 2012-08-27 | 2016-04-27 | 镇江同立橡胶有限公司 | A kind of press injecting type non junction rubber belt track one-shot forming sulfurizing mould |
| CN107379352B (en) * | 2017-08-09 | 2024-02-09 | 山东豪迈机械科技股份有限公司 | External mold, internal mold of vulcanizing device, vulcanizing device and multi-station vulcanizing device |
| CN109049440A (en) * | 2018-09-05 | 2018-12-21 | 上海华向橡胶履带有限公司 | Rubber belt track once vulcanizes automatic demoulding molding die |
| WO2024103249A1 (en) * | 2022-11-15 | 2024-05-23 | 岳阳瑞森达橡塑工业有限公司 | Variable-size rapid vulcanization mold for wrapped banded belts and vulcanization method |
| CN117507204B (en) * | 2023-12-20 | 2024-05-17 | 环球履带（扬州）有限公司 | Rubber track one-step vulcanization molding device and process thereof |
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| JP4073781B2 (en) * | 2001-12-28 | 2008-04-09 | 三ツ星ベルト株式会社 | Transmission belt manufacturing method and transmission belt manufacturing apparatus |
| US20040051211A1 (en) * | 2002-09-12 | 2004-03-18 | Xerox Corporation | Production of seamless belts and seamless belt products |
| CN200981307Y (en) * | 2006-12-18 | 2007-11-28 | 上海华向橡胶履带有限公司 | Special-purpose device for vulcanizing mechanical transmission non-joint rubber pedrail |
| CN101121301A (en) * | 2007-09-14 | 2008-02-13 | 王永杰 | Equipment and method for manufacturing ring seamless synchronous belt |
| CN201633159U (en) * | 2010-04-09 | 2010-11-17 | 镇江同立橡胶有限公司 | One-step forming and vulcanizing device for non-connector rubber tracks |
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