CN104494025A - Hot plate type inclined plane guide segmented mold for preparing all steel radial tire and method for preparing tire with mould - Google Patents
Hot plate type inclined plane guide segmented mold for preparing all steel radial tire and method for preparing tire with mould Download PDFInfo
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- CN104494025A CN104494025A CN201410706642.3A CN201410706642A CN104494025A CN 104494025 A CN104494025 A CN 104494025A CN 201410706642 A CN201410706642 A CN 201410706642A CN 104494025 A CN104494025 A CN 104494025A
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Abstract
The invention provides a hot plate type inclined plane guide segmented mould for preparing an all steel radial tire. The hot plate type inclined plane guide segmented mould comprises an upper tire side plate, a lower tire side plate and a pattern block which is positioned between the upper tire side plate and the lower tire side plate, is positioned at the same side of the upper tire side plate and the lower tire side plate, and is capable of forming a ring-shaped chamber with three closed surfaces and one open surface together with the upper tire side plate and the lower tire side plate; and a glue overflowing slot is formed in a fitted part between the upper tie side plate and the pattern block or/and the lower tire side plate and the pattern block. According to the hot plate type inclined plane guide segmented mold for preparing the all steel radial tire disclosed by the invention, the defects of a glue pressing side of a tire shoulder are obviously lowered, the labor intensity of a worker is relieved, the safety of operation staff is improved, the rubber side produced in a tire vulcanization process can be guided to the side edges of mould side plates, so that the clearing is easy, and the number of defective tires is reduced; meanwhile, the inherent quality of the tire is improved, the product qualified rate and the product quality are improved, and the dynamic balance yield is relatively high.
Description
Technical field
The present invention relates to Design of Dies and tire manufacturing art, particularly relate to a kind of hot plate type tapered plane for the preparation of all-steel radial tire guiding activating mold and utilize this mould to prepare the method for tire.
Background technology
Along with the fast development of China's highway, radial in fuel-economizing, the accreditation that wear-resisting, distance travelled is high, speed is fast, superiority in safety and comfort etc. progressively obtains market, activating mold requirement on machining accuracy is very high, die joint local gap≤0.1mm.In sulfuration matched moulds die sinking process, due to the flowing of sizing material, form little glue limit between side plate and pattern block, thickness, at 0.1-0.2mm, is very easily brought between secter pat.Curing cycle terminates, and when segmented mold is opened, can move to vulcanizer rear portion or top along with middle cover and upper cover, and sulfurizing mould temperature is at about 150 DEG C, labor cleaning has certain danger, and little glue limit is not easy to clear.At next curing cycle, can be pressed in tire shoulder place by the glue limit cleared out, cause tire shoulder moulding limit open defect, according to statistics, tire shoulder moulding limit defect accounts for about 15% of tire appearance defect, becomes particularly outstanding in summer.
Summary of the invention
The technical problem to be solved in the present invention is for the weak point existing for prior art, a kind of all-steel radial tire is provided and prepares this radial-ply tyre hot plate type tapered plane guiding activating mold, tire shoulder moulding limit defect obviously reduces, alleviate labor strength, improve the peaceful property of operating personnel, the glue limit produced in tire vulcanization process can be directed to die side plate side, easy cleaning, reduce the generation of tire substandard products, also make tire inherent quality get a promotion simultaneously, improve product percent of pass and product quality, dynamic balancing qualification rate is higher.
Technical solution of the present invention is, provides following a kind of all-steel radial tire:
A kind of guiding of the hot plate type tapered plane for the preparation of steel radial tyre activating mold, comprise upper sidewall plate, lower fetal pleuron and pattern block, described pattern block is between upper sidewall plate and lower fetal pleuron, and be positioned at the homonymy of upper and lower sidewall plate, and form the annular compartment of one three closed openings with upper and lower sidewall plate.
As preferably, the side that described pattern block is provided with decorative pattern side is provided with two annular boss, and two annular boss are be positioned at the convex platform of this pattern block top edge and be positioned at the lower convex platform of this pattern block lower limb respectively.
As preferably, described upper sidewall plate coordinates with convex platform, and the cooperation place of described upper sidewall plate and convex platform is provided with the first boss, first boss bottom is provided with the first groove, first groove comprise vertically arrange ringwise and contact with convex platform upper facade and horizontally disposed upper seal face ringwise, described lower fetal pleuron coordinates with lower convex platform, and the cooperation place of lower fetal pleuron and lower convex platform is provided with the second boss, second boss bottom is provided with the second groove, second groove comprises ringwise vertically setting and the lower facade contacted with lower convex platform and ringwise horizontally disposed lower seal face.
As preferably, or/and the cooperation place between lower fetal pleuron and pattern block is provided with excessive glue groove between described upper sidewall plate and pattern block.
As preferably, described excessive glue slot is in upper facade or/and on lower facade.
As preferably, described excessive glue groove is several, and described excessive glue groove is vertically arranged on facade or/and on lower facade, and described excessive glue groove is evenly arranged in facade ringwise or/and on lower facade.
As preferably, also comprise the slide block be arranged on outside pattern block, described slide block is provided with the inclined plane for mould open/close away from the side of pattern block, and described inclined plane is provided with gib block, and described gib block coordinates and is provided with middle die sleeve, middle die sleeve is provided with pressed on ring.
As preferably, base is provided with bottom described lower fetal pleuron, base is provided with anti-attrition block near the side being provided with pattern block between slide block and base, described upper sidewall plate is provided with upper cover, cover on described and be provided with lift block, described gib block and lift block place are also provided with anti-attrition block, the opening part top edge of described chamber is provided with steel ring, upper steel ring is provided with conical disc, conical disc is positioned at the right positions of steel ring away from plate side, upper sidewall, upper steel ring is also connected to chuck on capsule by screw, the opening part lower edge of described chamber is provided with lower steel ring, lower steel ring is connected to chuck under capsule by screw.
The method that the hot plate type tapered plane guiding activating mold that steel radial tyre is prepared in utilization prepares tire comprises die sinking, dress tire, matched moulds, sulfuration and a die sinking step, specific as follows:
(1) die sinking: when sulfuration starts, mould is in deployed position, is vacuumized by capsule, makes capsule be in stretching contraction state;
(2) fill tire: load fetus with manipulator, make capsule pierce fetus gently along tyre bead portion, through crystallization operation, be filled with the superheated water of uniform temperature, pressure in capsule, then segmented mold shrinks;
(3) matched moulds: mould closes, and completes die closing operation, inside and outside temperature rises, and enters sulfided state;
(4) sulfuration: in interior temperature: 155 ~ 185 DEG C, interior pressure: 2.3 ~ 3.2MPa, outer temperature: 145 ~ 154 DEG C, external pressure: under 0.2 ~ 0.4MPa acting in conjunction, cure time: 50 ~ 60 minutes, fetus sizing material starts flowing, chemical reaction occurs simultaneously, produce crosslinked between rubber molecule, what finally obtain technical requirement on design has certain physical mechanical strength and outer profile size tire;
(5) die sinking: after sulfuration to stipulated time, segmented mold opens, capsule shrinks, and is taken out by finished tire.
Adopt the beneficial effect that brings of the present invention: the radial direction increasing some is overflow after glue groove, the glue limit produced due to sizing material flowing, can go out along the glue concentrated flow that overflows, finished product tire not leave glue limit, does not therefore need deburring, avoid deburring irregular, improve the uniformity of product, the glue limit produced is directed to die side plate side, easily clears up in tire vulcanization process, reduce the generation of tire substandard products, also make tire inherent quality get a promotion simultaneously.Tire shoulder moulding limit defect obviously reduces, and improves the peaceful property of operating personnel, improves product percent of pass.
Increasing the radial direction of some overflows after glue groove, and the glue limit produced in tire vulcanization process is directed to die side plate side, easily clears up, reduce the generation of tire moulding limit substandard products, moulding limit defect rate drops to about 0.5% by original 15%.Meanwhile, because glue limit is easy to cleaning, also labor strength is greatly reduced.
The dynamic balance performance that the glue groove mould that overflows produces tire is greatly improved, and dynamic balancing qualification rate reaches more than 90%, the inherent quality of the tire of raising.
Accompanying drawing explanation
Fig. 1 is the structural representation of activating mold.
Fig. 2 is that pattern block and upper and lower sidewall plate assemble schematic diagram.
Fig. 3 is that side plate overflows glue groove position view.
Shown in figure: 1, upper sidewall plate, 1.1, first boss, 1.2, first groove, 1.3, upper seal face, 2, lower fetal pleuron, 2.1, second boss, 2.2, second groove, 2.3, lower seal face, 3, pattern block, 3.1, convex platform, 3.2, lower convex platform, 4, chamber, 5, overflow glue groove, 6, upper facade, 7, lower facade, 8, gib block, 9, middle die sleeve, 10, pressed on ring, 11, base, 12, anti-attrition block, 13, upper cover, 14, lift block, 15, upper steel ring, 16, conical disc, 17, chuck on capsule, 18, lower steel ring, 19, chuck under capsule, 20, slide block.
Detailed description of the invention
For ease of illustrating, below in conjunction with accompanying drawing, the all-steel radial tire preparation hot plate type tapered plane guiding activating mold of invention is elaborated.
As shown in Figure 1 to Figure 3: a kind of guiding of the hot plate type tapered plane for the preparation of steel radial tyre activating mold, comprise upper sidewall plate 1, lower fetal pleuron 2 and pattern block 3, described pattern block 3 is between upper sidewall plate 1 and lower fetal pleuron 2, and be positioned at the homonymy of upper and lower sidewall plate, and form the annular compartment 4 of one three closed openings with upper and lower sidewall plate, the side that described pattern block 3 is provided with decorative pattern side is provided with two annular boss, and two annular boss are be positioned at the convex platform 3.1 of this pattern block 3 top edge and be positioned at the lower convex platform 3.2 of this pattern block 3 lower limb respectively, described upper sidewall plate 1 coordinates with convex platform 3.1, and upper sidewall plate 1 is provided with the first boss 1.1 with the cooperation place of convex platform 3.1, the first groove 1.2 is provided with bottom first boss 1.1, first groove 1.2 comprise vertically arrange ringwise and contact with convex platform 3.1 upper facade 6 and horizontally disposed upper seal face 1.3 ringwise, described lower fetal pleuron 2 coordinates with lower convex platform 3.2, and lower fetal pleuron 2 is provided with the second boss 2.1 with the cooperation place of lower convex platform 3.2, the second groove 2.2 is provided with bottom second boss 2.1, second groove 2.2 comprises ringwise vertically setting and the lower facade 7 contacted with lower convex platform 3.2 and ringwise horizontally disposed lower seal face 2.3, cooperation place between described upper sidewall plate 1 and pattern block 3 and between lower fetal pleuron 2 and pattern block 3 is provided with excessive glue groove 5, described excessive glue groove 5 is positioned on facade 6 and lower facade 7, described excessive glue groove is several, and described excessive glue groove is vertically arranged on facade 6 or/and on lower facade 7, and described excessive glue groove is evenly arranged on facade 6 and lower facade 7 ringwise, also comprise the slide block 20 be arranged on outside pattern block 3, described slide block 20 is provided with the inclined plane for mould open/close away from the side of pattern block 3, and described inclined plane is provided with gib block 8, and described gib block 8 coordinates and is provided with middle die sleeve 9, middle die sleeve 9 is provided with pressed on ring 10, base 11 is provided with bottom described lower fetal pleuron 2, base 11 is provided with anti-attrition block 12 near the side being provided with pattern block 3 between slide block 20 and base 11, described upper sidewall plate 1 is provided with upper cover 13, described upper cover 13 is provided with lift block 14, described gib block 8 and lift block 14 place are also provided with anti-attrition block 12, the opening part top edge of described chamber 4 is provided with steel ring 15, upper steel ring 15 is provided with conical disc 16, conical disc 16 is positioned at the right positions of steel ring 15 away from upper sidewall plate 1 side, upper steel ring 15 is also connected to chuck 17 on capsule by screw, the opening part lower edge of described chamber 4 is provided with lower steel ring 18, lower steel ring 18 is connected to chuck 19 under capsule by screw.
The hot plate type tapered plane guiding activating mold that steel radial tyre is prepared in utilization prepares the method for tire, it is characterized in that: comprise die sinking, dress tire, matched moulds, sulfuration and die sinking step, specific as follows:
(1) die sinking: when sulfuration starts, mould is in deployed position, is vacuumized by capsule, makes capsule be in stretching contraction state;
(2) fill tire: load fetus with manipulator, make capsule pierce fetus gently along tyre bead portion, through crystallization operation, be filled with the superheated water of uniform temperature, pressure in capsule, then segmented mold shrinks;
(3) matched moulds: mould closes, and completes die closing operation, inside and outside temperature rises, and enters sulfided state;
(4) sulfuration: in interior temperature: 155 ~ 185 DEG C, interior pressure: 2.3 ~ 3.2MPa, outer temperature: 145 ~ 154 DEG C, external pressure: under 0.2 ~ 0.4MPa acting in conjunction, cure time: 50 ~ 60 minutes, fetus sizing material starts flowing, chemical reaction occurs simultaneously, produce crosslinked between rubber molecule, what finally obtain technical requirement on design has certain physical mechanical strength and outer profile size tire;
(5) die sinking: after sulfuration to stipulated time, segmented mold opens, capsule shrinks, and is taken out by finished tire.
In sulfidation, by upper, lower steel ring chuck, curing bag is installed, sizing is played in sulfidation, transmit the effect of temperature and pressure, under interior external pressure effect, fetus is affixed in mold process completely, the sizing material of fetus can flow, pattern block with on, lower side panel junction, sizing material flows out along this gap, die joint gap≤0.1mm herein, form thickness on the little glue limit of 0.1-0.2mm, a part stays tire die joint place, a part stays side plate and pattern block edge, after increasing the glue groove that overflows, sizing material goes out along this concentrated flow, form strip glue limit, stay, lower side panel edge, be easy to cleaning.
Utilize transmission mould and utilize of the present invention with side plate overflow glue groove all-steel radial tire preparation hot plate type tapered plane guiding activating mold carry out production tire, then checked by the tire that two kinds of moulds are produced separately, and compare, check result is as follows.
Table 1 original mould produces tire dynamic and balance data statistics
Table 2 produces tire dynamic and balance data statistics with there being excessive glue groove mould
Found out by data, the dynamic balance performance using excessive glue groove mould to produce tire is greatly improved, the inherent quality of the tire of raising.
Increasing the radial direction of some overflows after glue groove, and the glue limit produced in tire vulcanization process is directed to die side plate side, easily clears up, reduce the generation of tire moulding limit substandard products, moulding limit defect rate drops to about 0.5% by original 15%.Meanwhile, because glue limit is easy to cleaning, also labor strength is greatly reduced.
In the above-described embodiments, preferred forms of the present invention is described, obviously, under inventive concept of the present invention, still can make a lot of change.At this, should illustrate, any change made under inventive concept of the present invention all will fall within the scope of protection of the present invention.
Claims (10)
1. the guiding of the hot plate type tapered plane for the preparation of a steel radial tyre activating mold, comprise upper sidewall plate (1), lower fetal pleuron (2) and pattern block (3), it is characterized in that: described pattern block (3) is positioned between upper sidewall plate (1) and lower fetal pleuron (2), and be positioned at the homonymy of upper and lower sidewall plate, and form the annular compartment (4) of one three closed openings with upper and lower sidewall plate.
2. all-steel radial tire preparation hot plate type tapered plane guiding activating mold according to claim 1, it is characterized in that: the side that described pattern block (3) is provided with decorative pattern side is provided with two annular boss, two annular boss are be positioned at the convex platform (3.1) of this pattern block (3) top edge and be positioned at the lower convex platform (3.2) of this pattern block (3) lower limb respectively.
3. all-steel radial tire preparation hot plate type tapered plane guiding activating mold according to claim 2, it is characterized in that: described upper sidewall plate (1) coordinates with convex platform (3.1), and upper sidewall plate (1) is provided with the first boss (1.1) with the cooperation place of convex platform (3.1), first boss (1.1) bottom is provided with the first groove (1.2), first groove (1.2) comprise vertically arrange ringwise and contact with convex platform (3.1) upper facade (6) and horizontally disposed upper seal face (1.3) ringwise, described lower fetal pleuron (2) coordinates with lower convex platform (3.2), and lower fetal pleuron (2) is provided with the second boss (2.1) with the cooperation place of lower convex platform (3.2), second boss (2.1) bottom is provided with the second groove (2.2), second groove (2.2) comprises ringwise vertically setting and the lower facade (7) contacted with lower convex platform (3.2) and ringwise horizontally disposed lower seal face (2.3).
4. all-steel radial tire preparation hot plate type tapered plane guiding activating mold according to claim 3, is characterized in that: or/and the cooperation place between lower fetal pleuron (2) and pattern block (3) is provided with excessive glue groove (5) between described upper sidewall plate (1) and pattern block (3).
5. all-steel radial tire preparation hot plate type tapered plane guiding activating mold according to claim 4, is characterized in that: described excessive glue groove (5) is positioned at facade (6) or/and on lower facade (7).
6. all-steel radial tire preparation hot plate type tapered plane guiding activating mold according to claim 5, it is characterized in that: described excessive glue groove is several, described excessive glue groove is vertically arranged on facade (6) or/and on lower facade (7), and described excessive glue groove is evenly arranged in facade (6) ringwise or/and on lower facade (7).
7. all-steel radial tire preparation hot plate type tapered plane guiding activating mold according to claim 6, it is characterized in that: also comprise the slide block (20) being arranged on pattern block (3) outside, described slide block (20) is provided with the inclined plane for mould open/close away from the side of pattern block (3), described inclined plane is provided with gib block (8), the upper cooperation of described gib block (8) is provided with middle die sleeve (9), and middle die sleeve (9) is provided with pressed on ring (10).
8. all-steel radial tire preparation hot plate type tapered plane guiding activating mold according to claim 5, it is characterized in that: described lower fetal pleuron (2) bottom is provided with base (11), the upper side near being provided with pattern block (3) of base (11) is provided with anti-attrition block (12) between slide block (20) and base (11), described upper sidewall plate (1) is provided with upper cover (13), described upper cover (13) is provided with lift block (14), described gib block (8) and lift block (14) place are also provided with anti-attrition block (12), the opening part top edge of described chamber (4) is provided with steel ring (15), upper steel ring (15) is provided with conical disc (16), conical disc (16) is positioned at the right positions of steel ring (15) away from upper sidewall plate (1) side, upper steel ring (15) is also connected to chuck on capsule (17) by screw, the opening part lower edge of described chamber (4) is provided with lower steel ring (18), lower steel ring (18) is connected to chuck (19) under capsule by screw.
9. the hot plate type tapered plane guiding activating mold that steel radial tyre is prepared in utilization prepares the method for tire, it is characterized in that: comprise die sinking, dress tire, matched moulds, sulfuration and die sinking step.
10. the hot plate type tapered plane guiding activating mold that steel radial tyre is prepared in utilization prepares the method for tire, it is characterized in that:
(1) die sinking: when sulfuration starts, mould is in deployed position, is vacuumized by capsule, makes capsule be in stretching contraction state;
(2) fill tire: load fetus with manipulator, make capsule pierce fetus gently along tyre bead portion, through crystallization operation, be filled with the superheated water of uniform temperature, pressure in capsule, then segmented mold shrinks;
(3) matched moulds: mould closes, and completes die closing operation, inside and outside temperature rises, and enters sulfided state;
(4) sulfuration: in interior temperature: 155 ~ 185 DEG C, interior pressure: 2.3 ~ 3.2MPa, outer temperature: 145 ~ 154 DEG C, external pressure: under 0.2 ~ 0.4MPa acting in conjunction, cure time: 50 ~ 60 minutes, fetus sizing material starts flowing, chemical reaction occurs simultaneously, produce crosslinked between rubber molecule, what finally obtain technical requirement on design has certain physical mechanical strength and outer profile size tire;
(5) die sinking: after sulfuration to stipulated time, segmented mold opens, capsule shrinks, and is taken out by finished tire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410706642.3A CN104494025A (en) | 2014-12-01 | 2014-12-01 | Hot plate type inclined plane guide segmented mold for preparing all steel radial tire and method for preparing tire with mould |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410706642.3A CN104494025A (en) | 2014-12-01 | 2014-12-01 | Hot plate type inclined plane guide segmented mold for preparing all steel radial tire and method for preparing tire with mould |
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| CN104494025A true CN104494025A (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410706642.3A Pending CN104494025A (en) | 2014-12-01 | 2014-12-01 | Hot plate type inclined plane guide segmented mold for preparing all steel radial tire and method for preparing tire with mould |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105108937A (en) * | 2015-09-24 | 2015-12-02 | 双钱集团（江苏）轮胎有限公司 | Tire mould provided with flow guide grooves and method for preparing tire by utilizing tire mould |
| CN105856971A (en) * | 2016-04-11 | 2016-08-17 | 山东玲珑轮胎股份有限公司 | Non-pneumatic tire |
| CN109278481A (en) * | 2018-09-04 | 2019-01-29 | 潍坊市跃龙橡胶有限公司 | A kind of the tyre bead protection mechanism and its installation method of vacuum rubber tire |
| CN109703082A (en) * | 2019-02-28 | 2019-05-03 | 青岛双星橡塑机械有限公司 | A kind of radial direction adding pressure type kiss-coating bogie wheel sulfurizing mould |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1820923A (en) * | 2005-11-12 | 2006-08-23 | 东营金泰橡胶机械厂 | Full steel wire heavy load radial tire movable mould |
| CN2895010Y (en) * | 2006-03-27 | 2007-05-02 | 汕头天阳模具有限公司 | Fin-trimming-free tyre segmented mould |
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2014
- 2014-12-01 CN CN201410706642.3A patent/CN104494025A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1820923A (en) * | 2005-11-12 | 2006-08-23 | 东营金泰橡胶机械厂 | Full steel wire heavy load radial tire movable mould |
| CN2895010Y (en) * | 2006-03-27 | 2007-05-02 | 汕头天阳模具有限公司 | Fin-trimming-free tyre segmented mould |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105108937A (en) * | 2015-09-24 | 2015-12-02 | 双钱集团（江苏）轮胎有限公司 | Tire mould provided with flow guide grooves and method for preparing tire by utilizing tire mould |
| CN105856971A (en) * | 2016-04-11 | 2016-08-17 | 山东玲珑轮胎股份有限公司 | Non-pneumatic tire |
| CN109278481A (en) * | 2018-09-04 | 2019-01-29 | 潍坊市跃龙橡胶有限公司 | A kind of the tyre bead protection mechanism and its installation method of vacuum rubber tire |
| CN109703082A (en) * | 2019-02-28 | 2019-05-03 | 青岛双星橡塑机械有限公司 | A kind of radial direction adding pressure type kiss-coating bogie wheel sulfurizing mould |
| CN109703082B (en) * | 2019-02-28 | 2024-01-09 | 青岛海琅智能装备有限公司 | Radial pressurization formula rubberizing bogie wheel vulcanization mould utensil |
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Application publication date: 20150408 |