CN203697498U - Sealing structure of vacuum segment mold for processing rubber tires - Google Patents
Sealing structure of vacuum segment mold for processing rubber tires Download PDFInfo
- Publication number
- CN203697498U CN203697498U CN201420028698.3U CN201420028698U CN203697498U CN 203697498 U CN203697498 U CN 203697498U CN 201420028698 U CN201420028698 U CN 201420028698U CN 203697498 U CN203697498 U CN 203697498U
- Authority
- CN
- China
- Prior art keywords
- upper cover
- pressing plate
- screw
- convex pressing
- adapter sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 25
- 230000003213 activating effect Effects 0.000 claims description 24
- 238000010276 construction Methods 0.000 claims description 12
- 235000019994 cava Nutrition 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 230000002452 interceptive effect Effects 0.000 description 3
- 238000005987 sulfurization reaction Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
A sealing structure of a vacuum segment mold for processing rubber tires comprises an upper cover of a vacuumized segment mold, and a connecting sleeve connected with the piston rod of a water tank of a vulcanizing machine, wherein the upper cover is connected with the connecting sleeve through first screws; the first screws are arranged on the inner side of the upper cover, and distributed in the circumferential direction; a convex press plate is arranged on the inner side of the upper cover, covers the connecting parts of all the first screws and the inner side of the upper cover and is fixed on the inner side surface of the upper cover through second screws; a seal ring is arranged between the convex press plate and the upper cover, and positioned between the distribution circumference of the connecting parts of the first screws and the inner side of the upper cover, and the second screws; the lower side surface of the middle of the convex press plate is sunken towards the connecting sleeve. The convex press plate and the seal ring can prevent the leakage of connecting parts of the connecting bolts of the connecting sleeve and the upper cover. According to the utility model, the connection mode of the mold and the vulcanizing machine, and the initiative air exhaust function of the vacuumized mold are not required to be changed, the sealing of the inner chamber of the mold is realized, and defects on the appearances of the vulcanized tires are eliminated.
Description
Technical field
The utility model relates to mechanical field, relates in particular to the hermetically-sealed construction of the vacuum activating mold of vacuum activating mold and the vulcanizer of processing rubber tire, particularly a kind of processing rubber tire.
Background technology
Vacuumize activating mold and be widely used in rubber tyre processing industry.Vacuumize the open defect rate that activating mold can reduce tire, promote the aesthetics of decorative pattern corner, reduce mould gas hole number, reduce labor strength.In prior art, the upper cover that vacuumizes activating mold is connected with the bucket rod of vulcanizer by adapter sleeve, adapter sleeve and upper cover are connected by screw, its connecting portion exists and leaks, in the initiative exhaust process that vacuumizes activating mold, gas residue has little time at rubber surface to get rid of, and causes sulfuration tire appearance defectiveness out.If change the connected mode that vacuumizes activating mold and vulcanizer, need equipment to carry out material alteration, cannot popularization and application.
Summary of the invention:
The purpose of this utility model is the hermetically-sealed construction of the vacuum activating mold that a kind of processing rubber tire is provided, and the hermetically-sealed construction of the vacuum activating mold of described this processing rubber tire will solve and in prior art, vacuumize activating mold gas residue in the time of initiative exhaust and cause tire appearance after sulfuration to have the technical problem of defect.
The hermetically-sealed construction of the vacuum activating mold of this processing rubber tire of the present utility model, comprise a upper cover and an adapter sleeve being connected with vulcanizer bucket rod that vacuumizes activating mold, described adapter sleeve is arranged on the outside of described upper cover, the end in opposite directions of adapter sleeve and upper cover is provided with flange arrangement, upper cover is connected with adapter sleeve by the first screw of more than three number, the first described screw is arranged on the inner side of upper cover and along circumferential distribution, wherein, the inner side of described upper cover is provided with a convex pressing plate, the diameter of the distribution circumference of connecting portion inside the first screw described in the diameter of described convex pressing plate is greater than and upper cover, convex pressing plate covers the connecting portion of all the first screws and upper cover inner side, convex pressing plate is fixed on the medial surface of upper cover by the second screw of more than three number, between convex pressing plate and upper cover, be provided with a sealing ring, the diameter of described sealing ring is greater than the diameter of the distribution circumference of connecting portion inside the first screw and upper cover, between the distribution circumference of sealing ring connecting portion inside the first screw and upper cover and the second described screw, the middle part of convex pressing plate is provided with a variant part to adapter sleeve direction projection, the downside of described variant part caves in to adapter sleeve direction.
Further, the second described screw is distributed on convex pressing plate along circumferential.
Further, described convex pressing plate is rounded.
Further, be provided with a first ring connected in star in the upper side of convex pressing plate, the bottom of described sealing ring is arranged in described first ring connected in star.
Further, be provided with second annular groove in the medial surface of upper cover, the top of described sealing ring is arranged in the second described annular groove.
Operation principle of the present utility model is: adapter sleeve is connected with the bucket rod of vulcanizer, axially-movable by water vat realizes the die sinking, the mould assembling action that vacuumize activating mold, and adapter sleeve is fixed from the inner side of mould upper cover and the adapter sleeve flange in outside by the first screw.Convex pressing plate covers the first screw at the whole connecting portions from mould upper cover inner side in the inner side of mould upper cover, can prevent the leakage between the first screw and the connecting portion of upper cover.Convex pressing plate coordinates with sealing ring, can improve sealing property.The middle part, bottom surface of convex pressing plate is recessed to adapter sleeve direction, can avoid interfering with the nut of upper cover central authority.
Compared with the prior art, its effect is actively with obvious to the utility model.The utility model is being provided with a convex pressing plate in the inner side of mould upper cover, utilize convex pressing plate to cover the whole connecting portions of adapter sleeve attachment screw at mould upper cover, can prevent the leakage between adapter sleeve attachment screw and the connecting portion of upper cover.Recycling sealing ring improves sealing property.The middle part, bottom surface of convex pressing plate is recessed to adapter sleeve direction, can avoid interfering with the nut of upper cover central authority.The utility model need not change the connected mode of mould and vulcanizer, need not change the initiative exhaust function that vacuumizes mould, has realized the sealing of dies cavity, has avoided gas residue, has eliminated the tire appearance defect after sulfuration.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the hermetically-sealed construction of the vacuum activating mold of processing rubber tire of the present utility model.
The specific embodiment
Embodiment 1
As shown in Figure 1, the hermetically-sealed construction of the vacuum activating mold of processing rubber tire of the present utility model, comprise a upper cover 1 and an adapter sleeve 2 being connected with vulcanizer bucket rod that vacuumizes activating mold, described adapter sleeve 2 is arranged on the outside of described upper cover 1, adapter sleeve 2 is provided with flange arrangement with the end in opposite directions of upper cover 1, upper cover 1 is connected with adapter sleeve 2 by the first screw 3 of more than three number, the first described screw 3 is arranged on the inner side of upper cover 1 and along circumferential distribution, wherein, the inner side of described upper cover 1 is provided with a convex pressing plate 4, the diameter of described convex pressing plate 4 is greater than the first described screw 3 and the diameter of the distribution circumference of upper cover 1 inner side connecting portion, convex pressing plate 4 covers the connecting portion of all the first screws 3 and upper cover 1 inner side, convex pressing plate 4 is fixed on the medial surface of upper cover 1 by the second screw 5 of more than three number, between convex pressing plate 4 and upper cover 1, be provided with a sealing ring 6, the diameter of described sealing ring 6 is greater than the diameter of the distribution circumference of the first screw 3 and upper cover 1 inner side connecting portion, sealing ring 6 is between the distribution circumference of the first screw 3 and upper cover 1 inner side connecting portion and described the second screw 5, the middle part of convex pressing plate 4 is provided with a variant part to adapter sleeve 2 direction projections, the downside of described variant part is to adapter sleeve 2 direction depressions.
Further, the second described screw 5 is distributed on convex pressing plate 4 along circumferential.
Further, described convex pressing plate 4 is rounded.
Further, be provided with a first ring connected in star (not shown) in the upper side of convex pressing plate 4, the bottom of described sealing ring 6 is arranged in described first ring connected in star.
Further, be provided with a second annular groove (not shown) in the medial surface of upper cover 1, the top of described sealing ring 6 is arranged in the second described annular groove.
The operation principle of the present embodiment is: adapter sleeve 2 is connected with the bucket rod of vulcanizer, axially-movable by water vat realizes the die sinking, the mould assembling action that vacuumize activating mold, and adapter sleeve 2 is fixed from the inner side of mould upper cover 1 and the adapter sleeve in outside 2 flanges by the first screw 3.Convex pressing plate 4 covers the first screw 3 at the whole connecting portions from mould upper cover 1 inner side in the inner side of mould upper cover 1, can prevent the leakage between the first screw 3 and the connecting portion of upper cover 1.Convex pressing plate 4 coordinates with sealing ring 6, can improve sealing property.The middle part, bottom surface of convex pressing plate 4 is recessed to adapter sleeve 2 directions, can avoid interfering with the nut (not shown) of upper cover 1 central authority.
Claims (5)
1. the hermetically-sealed construction of the vacuum activating mold of a processing rubber tire, comprise a upper cover and an adapter sleeve being connected with vulcanizer bucket rod that vacuumizes activating mold, described adapter sleeve is arranged on the outside of described upper cover, the end in opposite directions of adapter sleeve and upper cover is provided with flange arrangement, upper cover is connected with adapter sleeve by the first screw of more than three number, the first described screw is arranged on the inner side of upper cover and along circumferential distribution, it is characterized in that: the inner side of described upper cover is provided with a convex pressing plate, the diameter of the distribution circumference of connecting portion inside the first screw described in the diameter of described convex pressing plate is greater than and upper cover, convex pressing plate covers the connecting portion of all the first screws and upper cover inner side, convex pressing plate is fixed on the medial surface of upper cover by the second screw of more than three number, between convex pressing plate and upper cover, be provided with a sealing ring, the diameter of described sealing ring is greater than the diameter of the distribution circumference of connecting portion inside the first screw and upper cover, between the distribution circumference of sealing ring connecting portion inside the first screw and upper cover and the second described screw, the middle part of convex pressing plate is provided with a variant part to adapter sleeve direction projection, the downside of described variant part caves in to adapter sleeve direction.
2. the hermetically-sealed construction of the vacuum activating mold of processing rubber tire as claimed in claim 1, is characterized in that: the second described screw is distributed on convex pressing plate along circumferential.
3. the hermetically-sealed construction of the vacuum activating mold of processing rubber tire as claimed in claim 1, is characterized in that: described convex pressing plate is rounded.
4. the hermetically-sealed construction of the vacuum activating mold of processing rubber tire as claimed in claim 1, is characterized in that: in the upper side of convex pressing plate, be provided with a first ring connected in star, the bottom of described sealing ring is arranged in described first ring connected in star.
5. the hermetically-sealed construction of the vacuum activating mold of processing rubber tire as claimed in claim 1, is characterized in that: in the medial surface of upper cover, be provided with second annular groove, the top of described sealing ring is arranged in the second described annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420028698.3U CN203697498U (en) | 2014-01-17 | 2014-01-17 | Sealing structure of vacuum segment mold for processing rubber tires |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420028698.3U CN203697498U (en) | 2014-01-17 | 2014-01-17 | Sealing structure of vacuum segment mold for processing rubber tires |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203697498U true CN203697498U (en) | 2014-07-09 |
Family
ID=51047992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420028698.3U Expired - Lifetime CN203697498U (en) | 2014-01-17 | 2014-01-17 | Sealing structure of vacuum segment mold for processing rubber tires |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203697498U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103737754A (en) * | 2014-01-17 | 2014-04-23 | 上海轮胎橡胶（集团）股份有限公司轮胎研究所 | Sealing method and structure for vacuum segment mold for processing rubber tire |
| EP3517285A1 (en) * | 2018-01-24 | 2019-07-31 | Nexen Tire Corporation | Vacuum container for curing tyre |
-
2014
- 2014-01-17 CN CN201420028698.3U patent/CN203697498U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103737754A (en) * | 2014-01-17 | 2014-04-23 | 上海轮胎橡胶（集团）股份有限公司轮胎研究所 | Sealing method and structure for vacuum segment mold for processing rubber tire |
| CN103737754B (en) * | 2014-01-17 | 2016-04-13 | 上海轮胎橡胶（集团）股份有限公司轮胎研究所 | A kind of encapsulating method of vacuum segment mold of processing rubber tire and structure |
| EP3517285A1 (en) * | 2018-01-24 | 2019-07-31 | Nexen Tire Corporation | Vacuum container for curing tyre |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |