CN103552175B - Tyre vulcanization inner mold - Google Patents
Tyre vulcanization inner mold Download PDFInfo
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- CN103552175B CN103552175B CN201310575159.1A CN201310575159A CN103552175B CN 103552175 B CN103552175 B CN 103552175B CN 201310575159 A CN201310575159 A CN 201310575159A CN 103552175 B CN103552175 B CN 103552175B
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Abstract
The present invention relates to a kind of tyre vulcanization inner mold, belong to tyre production equipment field. piston rod is fixedly connected with pedestal, on the lozenges of pedestal, be mounted alternately with narrow watt of side guide and wide watt of side guide, narrow watt of side guide coordinates with the narrow watt of side slide block being fixed on narrow drum watt support, wide watt of side guide coordinates with the wide watt of side slide block being fixed on wide drum watt support, upper cover of piston rod is equipped with position-arresting disk, on position-arresting disk upper side is circumferential, narrow watt of base slider and wide watt of base slider are alternately housed, narrow watt of base slider and wide watt of base slider coordinate with the narrow watt of bottom guide track and the wide watt of bottom guide track that are fixed on narrow drum watt support and wide drum watt support respectively. the present invention adopts mechanical mechanism to realize radially breathing of mould, structure precision is high, can fundamentally solve capsule in existing sulfuration process expands not thorough, the problems such as structure is asymmetric, can significantly improve sulfide stress, can carry out for a long time tyre vulcanization manufacture, solve in original technique the capsule life-span short, must the frequent problem of changing.
Description
Technical field
The present invention relates to tyre production equipment field, particularly a kind of tyre vulcanization inner mold.
Background technology
As everyone knows, the current technology method of tyre vulcanization is to adopt capsule to coordinate jointly tire base is imposed to high-intensity sulfide stress with outer mold, rely on the high-temperature steam (or superheated water) of capsule and mould inside to tire base transferring heat simultaneously, under this high thermal pressure effect, between tire base internal sizes and vulcanizing agent, there is chemical crosslink reaction, finally give mechanical property and decorative pattern outward appearance that finished tire is good. Tire forming vulcanizer is exactly the tyre vulcanization special equipment generally being adopted based on this process at present.
There is certain defect in existing bladder curing technique, on the one hand capsule in use can occur expanding thoroughly or the problem such as after expanding structure is asymmetric because of reasons such as viscose glue, size design are unreasonable, quality is inhomogeneous everywhere to cause finished tire, and tire base is affected by semi-finished product glue component machining accuracy and formed precision and causes Mass Distribution inequality own on the other hand. Curing bag belongs to flexible body, and the pressure that it can provide is lower, cannot force sizing material to realize quality under molten condition by sulfurization and again be uniformly distributed. Quality inequality has a strong impact on dynamic balance and the uniformity of tire, thereby greatly reduces performance and the life-span of tire, therefore, adopts the tire of existing vulcanization process made mostly need to do counterweight.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of tyre vulcanization inner mold, substitute the curing bag on tire shaping vulcanizing machine central mechanism, the problems such as in the original technique of basic solution, capsule expands thoroughly, structure is asymmetric, and can significantly improve sulfide stress, improve the distribution under tyre stock molten condition, thereby improve dynamic balancing and the uniformity of finished tire.
The technical solution adopted for the present invention to solve the technical problems is: a kind of tyre vulcanization inner mold, it is characterized in that, comprise telescoping mechanism and transmission mechanism, wherein, telescoping mechanism is mainly made up of narrow drum watt telescoping mechanism and a wide drum watt telescoping mechanism, and a narrow drum watt telescoping mechanism comprises: narrow drum watt, narrow drum watt support, a wide drum watt telescoping mechanism comprises: Kuan Guwa, wide drum watt support, transmission mechanism comprises: piston rod, end cap, clamp ring, pedestal, position-arresting disk, narrow watt of side slide block, narrow watt of side guide, wide watt of side slide block, wide watt of side guide, wide watt of base slider, wide watt of bottom guide track, narrow watt of base slider, narrow watt of bottom guide track, end cap and pedestal one end are fixed, and be fixedly connected with piston rod with connecting bolt by clamp ring, on the lozenges of pedestal, be mounted alternately with narrow watt of side guide and wide watt of side guide, narrow watt of side guide coordinates with the narrow watt of side slide block being fixed on narrow drum watt support, wide watt of side guide coordinates with the wide watt of side slide block being fixed on wide drum watt support, upper cover of piston rod is equipped with position-arresting disk, on position-arresting disk upper side is circumferential, narrow watt of base slider and wide watt of base slider are alternately housed, narrow watt of base slider and wide watt of base slider coordinate with the narrow watt of bottom guide track and the wide watt of bottom guide track that are fixed on narrow drum watt support and wide drum watt support respectively.
The present invention also can be achieved by the following measures: wide drum watt and the circumferential alternative arrangement in narrow drum watt edge, and when all drums are watt in distending position, the overall diameter of inner mold equals outline diameter in finished tire, and its outline curve is consistent with finished tire inner profile curve.
The invention has the beneficial effects as follows: adopt mechanical mechanism to realize radially breathing of mould, structure precision is high, can fundamentally solve in existing sulfuration process capsule expand not thorough, the problem such as structure is asymmetric, can significantly improve sulfide stress, improve the flow distribution of sizing material under molten condition, and then improve uniformity and the dynamic balance of finished tire, stabilized structure, intensity is high, can carry out for a long time tyre vulcanization manufacture, solve in original technique the capsule life-span short, must the frequent problem of changing.
Brief description of the drawings
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the cutaway view under tyre vulcanization inner mold distending state of the present invention.
Fig. 2 is the cutaway view under tyre vulcanization inner mold contraction state of the present invention.
Fig. 3 is the outside drawing under tyre vulcanization inner mold distending state of the present invention.
Fig. 4 is the matched moulds schematic diagram while adopting tyre vulcanization inner mold vulcanized tyre of the present invention.
1. wide drum watt, 2. wide watt of side slide block, 3. wide watt of side guide, 4. clamp ring, 5. connecting bolt, 6. end cap, 7. narrow watt of side guide, 8. narrow watt of side slide block, 9. narrow drum watt support, 10. narrow drum watt, 11. narrow watts of bottom guide tracks, 12. narrow watts of base slider, 13. pedestals, 14. piston rods, 15. position-arresting disks, 16. wide watts of base slider, 17. wide watts of bottom guide tracks, 18. wide drum watt supports, 19. tire bases, 20. bases, 21. lower steel rings, 22. upper covers, 23. outer molds.
Detailed description of the invention
In Fig. 1, Fig. 2, Fig. 3, Fig. 4, the present invention includes telescoping mechanism and transmission mechanism, wherein, telescoping mechanism is mainly made up of narrow drum watt telescoping mechanism and a wide drum watt telescoping mechanism. A narrow drum watt telescoping mechanism comprises: narrow drum watts 10, narrow drum watt support 9; A wide drum watt telescoping mechanism comprises: wide drum watt 1, wide drum watt support 18. Transmission mechanism comprises: piston rod 14, end cap 6, clamp ring 4, pedestal 13, position-arresting disk 15, narrow watt of side slide block 8, narrow watt of side guide 7, wide watt of side slide block 2, wide watt of side guide 3, wide watt of base slider 16, wide watt of bottom guide track 17, narrow watt of base slider 12, narrow watt of bottom guide track 11. End cap 6 is fixed with pedestal 13 one end, and be fixedly connected with piston rod 14 with connecting bolt 5 by clamp ring 4, on the lozenges of pedestal 13, be mounted alternately with narrow watt of side guide 7 and wide watt of side guide 3, narrow watt of side guide 7 coordinates with the narrow watt of side slide block 8 being fixed on narrow drum watt support 9, and wide watt of side guide 3 coordinates with the wide watt of side slide block 2 being fixed on wide drum watt support 18.
When piston rod 14 vertical lifts, pedestal 13 is with piston rod 14 motions, and by guide rail and coordinating of slide block driving radially breathing of telescoping mechanism, on piston rod 14, be set with position-arresting disk 15, position-arresting disk 15 and the fixing assembling of central authority base 20, on position-arresting disk 15 upper sides are circumferential, narrow watt of base slider 12 and wide watt of base slider 16 are alternately housed, coordinate with the narrow watt of bottom guide track 11 and the wide watt of bottom guide track 17 that are fixed on narrow drum watt support 9 and wide drum watt support 18 respectively, prevent that axial displacement from appearring in drum watt in telescopic process.
As shown in Figure 3, tyre vulcanization inner mold of the present invention, wide drum watt 1 and narrow drum watts 10 be along circumferential alternative arrangements, when all drums are watt in distending position, the overall diameter of inner mold equals outline diameter in finished tire, and its outline curve is consistent with finished tire inner profile curve.
As shown in Figure 4, the curing bag on tire shaping vulcanizing machine central mechanism is replaced with to tyre vulcanization inner mold of the present invention, under the driving of central authority piston rod 14, inner mold can be realized flexible. When vulcanizer is during in matched moulds state, inner mould presents distending form and coordinates with outer mold 23 fetus 19 is imposed to the required high pressure of sulfuration.
Adopt the tire curing concrete steps of the present invention:
1) dress tire: position-arresting disk 15 is apart from lower steel ring 21 certain altitudes, drum watt bottom does not interfere with lower steel ring 21 when ensureing mould breathing, and inner mold of the present invention, in contraction state, will treat that cured tire base 19 is placed on sulfuration board simultaneously.
2) sizing: position-arresting disk 15 keeps motionless with central authority base 20, central authority piston rod 14 declines, pedestal 13 is with piston rod 14 motions, and by guide rail and coordinating of slide block driving radially distending of telescoping mechanism, in the time that opening completely, wide drum watt 1 and narrow drum watts 10 stop action, now tire base 19 is propped up fixingly by drum watt, and central authority moves down subsequently, and inner mold is placed on lower steel ring 21 together with tire base 19.
3) matched moulds: as shown in Figure 4, vaporium closure, now outer mold upper cover 22 is pushed down clamp ring 4 upper surfaces, and centring machine structure carries out spacing, prevents between curing time that drum watt surface pressing is excessive and causes piston rod 14 to go up.
4) unload tire: vaporium is opened, cured tire is followed central authority and is moved on the whole, in the time that departing from lower steel ring 21 completely, lower sidewall stops action, then position-arresting disk 15 keeps motionless with central authority base 20, on central authority piston rod 14, move, by driving guide rail and coordinating of slide block wide drum watt 1 and narrow drum watts 10 to be contracted in tyre bead diameter, now tire is taken off smoothly.
Claims (1)
1. a tyre vulcanization inner mold, is characterized in that: comprise telescoping mechanism and transmission mechanism, wherein, telescoping mechanism is mainly made up of narrow drum watt telescoping mechanism and a wide drum watt telescoping mechanism, and a narrow drum watt telescoping mechanism comprises: narrow drum watt, narrow drum watt support, a wide drum watt telescoping mechanism comprises: Kuan Guwa, wide drum watt support, transmission mechanism comprises: piston rod, end cap, clamp ring, pedestal, position-arresting disk, narrow watt of side slide block, narrow watt of side guide, wide watt of side slide block, wide watt of side guide, wide watt of base slider, wide watt of bottom guide track, narrow watt of base slider, narrow watt of bottom guide track, end cap and pedestal one end are fixed, and be fixedly connected with piston rod with connecting bolt by clamp ring, on the lozenges of pedestal, be mounted alternately with narrow watt of side guide and wide watt of side guide, narrow watt of side guide coordinates with the narrow watt of side slide block being fixed on narrow drum watt support, wide watt of side guide coordinates with the wide watt of side slide block being fixed on wide drum watt support, upper cover of piston rod is equipped with position-arresting disk, on position-arresting disk upper side is circumferential, narrow watt of base slider and wide watt of base slider are alternately housed, narrow watt of base slider and wide watt of base slider coordinate with the narrow watt of bottom guide track and the wide watt of bottom guide track that are fixed on narrow drum watt support and wide drum watt support respectively, described wide drum watt and the circumferential alternative arrangement in narrow drum watt edge, when all drums are watt in distending position, the overall diameter of inner mold equals outline diameter in finished tire, and its outline curve is consistent with finished tire inner profile curve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310575159.1A CN103552175B (en) | 2013-11-18 | 2013-11-18 | Tyre vulcanization inner mold |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310575159.1A CN103552175B (en) | 2013-11-18 | 2013-11-18 | Tyre vulcanization inner mold |
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| CN103552175A CN103552175A (en) | 2014-02-05 |
| CN103552175B true CN103552175B (en) | 2016-05-11 |
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| CN201310575159.1A Active CN103552175B (en) | 2013-11-18 | 2013-11-18 | Tyre vulcanization inner mold |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309029B (en) * | 2014-11-20 | 2015-12-30 | 三角轮胎股份有限公司 | There is the tire vertical compression mould of limit function |
| CN106945317B (en) * | 2017-03-27 | 2023-08-15 | 青岛海琅智能装备有限公司 | Rigid internal mold for tire vulcanization shaping |
| CN106863666B (en) * | 2017-04-13 | 2022-11-08 | 青岛海琅智能装备有限公司 | Rigid internal mold of tire vulcanizer |
| CN109383056B (en) * | 2018-11-22 | 2024-01-09 | 三角（威海）华盛轮胎有限公司 | Direct-pressure vulcanizing inner die for asynchronous expansion and shrinkage tire |
| CN113211685A (en) * | 2021-04-08 | 2021-08-06 | 华南理工大学 | Metal internal mold electric heating device for tire direct-pressure vulcanization |
| CN115091797A (en) * | 2022-06-17 | 2022-09-23 | 北京化工大学 | Outward type tire toe opening sealing structure and vulcanization molding equipment thereof |
| CN115091798B (en) * | 2022-06-17 | 2023-06-27 | 北京化工大学 | Tire 3D copying capsule-free vulcanization shaping process and device |
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| CN102615748A (en) * | 2012-03-29 | 2012-08-01 | 广东巨轮模具股份有限公司 | Mechanical shaping method for automobile tire vulcanization molding |
| CN103286885A (en) * | 2013-05-28 | 2013-09-11 | 三角轮胎股份有限公司 | Inner mould of tire vertical compression vulcanizing machine |
| CN103286893A (en) * | 2013-05-28 | 2013-09-11 | 三角轮胎股份有限公司 | Vertical compression tire forming electromagnetic induction heating vulcanizing method and special internal mold thereof |
| CN203542913U (en) * | 2013-11-18 | 2014-04-16 | 三角（威海）华盛轮胎有限公司 | Inner mold for vulcanizing tyre |
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- 2013-11-18 CN CN201310575159.1A patent/CN103552175B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102615748A (en) * | 2012-03-29 | 2012-08-01 | 广东巨轮模具股份有限公司 | Mechanical shaping method for automobile tire vulcanization molding |
| CN103286885A (en) * | 2013-05-28 | 2013-09-11 | 三角轮胎股份有限公司 | Inner mould of tire vertical compression vulcanizing machine |
| CN103286893A (en) * | 2013-05-28 | 2013-09-11 | 三角轮胎股份有限公司 | Vertical compression tire forming electromagnetic induction heating vulcanizing method and special internal mold thereof |
| CN203542913U (en) * | 2013-11-18 | 2014-04-16 | 三角（威海）华盛轮胎有限公司 | Inner mold for vulcanizing tyre |
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| CN103552175A (en) | 2014-02-05 |
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