CN107719029A - The all steel tubeless meridian tire and its manufacture method of a kind of high-load performance - Google Patents
The all steel tubeless meridian tire and its manufacture method of a kind of high-load performance Download PDFInfo
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- CN107719029A CN107719029A CN201611133918.9A CN201611133918A CN107719029A CN 107719029 A CN107719029 A CN 107719029A CN 201611133918 A CN201611133918 A CN 201611133918A CN 107719029 A CN107719029 A CN 107719029A
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- tire
- steel wire
- carcass ply
- enhancement layer
- wire loop
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 92
- 239000010959 steel Substances 0.000 title claims abstract description 92
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000003292 glue Substances 0.000 claims abstract description 47
- 239000011324 bead Substances 0.000 claims abstract description 31
- 238000013461 design Methods 0.000 claims abstract description 27
- 239000002131 composite material Substances 0.000 claims abstract description 25
- 238000011049 filling Methods 0.000 claims abstract description 21
- 238000004513 sizing Methods 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 11
- 238000002955 isolation Methods 0.000 claims abstract description 4
- 238000004804 winding Methods 0.000 claims description 17
- 239000011265 semifinished product Substances 0.000 claims description 10
- 239000011159 matrix material Substances 0.000 claims description 9
- 239000004677 Nylon Substances 0.000 claims description 8
- 229920001778 nylon Polymers 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 6
- 238000003491 array Methods 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 4
- 230000008719 thickening Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 1
- 230000003139 buffering effect Effects 0.000 abstract 1
- 230000002787 reinforcement Effects 0.000 description 8
- 238000010276 construction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000000605 extraction Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000011068 loading method Methods 0.000 description 3
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/04—Bead cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/04—Resilient fillings for rubber tyres; Filling tyres therewith
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/06—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead
- B60C15/0628—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/04—Bead cores
- B60C2015/044—Bead cores characterised by a wrapping layer
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
- Tyre Moulding (AREA)
Abstract
The invention discloses all steel tubeless meridian tire and its manufacture method of a kind of high-load performance, clad steel wire ring is internally provided with rectangle steel wire ring, tire bead bottom profile curve uses one section of design angle, tire heel contour curve uses tangent line design angle, tire heel thickens with wheel rim contact position sizing material, carcass ply and enhancement layer cord two-end-point are provided with bound edge film, the turn-up section of bound edge film is highly arranged near trunnion axis height H1, upper filling glue is disposed between carcass ply turn-up section and carcass from top to bottom and lower filling glue is isolated, one layer of U-shaped enhancement layer cord is applied in carcass ply outer layer, the interior outside of enhancement layer cord is respectively arranged with inner liner and sidewall composite members.Wire loop stable configuration is high without deformation, rate of utilization of strength during stress；Wire loop bottom is that face contacts with wheel rim, uniform force, and load resistant power improves, and the stress between isolation film buffering carcass and carcass ply anti-package, enhancement layer cord improves load performance.
Description
Technical field
The invention belongs to all steel tubeless meridian tire production technical field, and in particular to a kind of high-load performance it is complete
Steel tubeless meridian tire and its manufacture method.
Background technology
Radial tubeless ratio more and more higher, existing all steel tubeless meridian tire are most only suitable
For gauge load or underloading again lower use, but domestic short-distance sand material and other items transport overload condition is serious, it is necessary to higher
The full-steel radial ply tubeless tyre of load performance.
Tubeless tyre wire loop uses a section to be formed for the glue steel wire winding that covers of circle more；Tyre contour outline curve
Designed with wheel rim contact site using two sections of different angles in circle portion；Tire calls in person position using the design of anti-arc.
Improve load performance, have using the enhancing of U-shaped enhancement layer cord, have using one layer of U-shaped enhancement layer cord outer patch or
What two layers of fiber infantees was strengthened, have what is strengthened using I type enhancement layers cord.No new scheme is split for tire heel, wire loop is more
Formed using section circle steel wire winding.
1st kind of reinforcement, as shown in figure 1, applying one layer of enhancement layer cord in carcass ply outer layer, encase circle portion carcass
Cord, formation is U-shaped, and enhancement layer can buffer the stress between wheel rim and carcass ply, and adds strong circle portion, improves circle portion rigidity,
Deformation is reduced, protects carcass ply, this structure is applied to gauge load situation.High capacity hour circle portion is because of enhancement layer protective effect
Deformation point is caused to move up, carcass ply endpoint location is higher than enhancement layer, and the deformation increase of cord end points, cord end points is in tire running
During repeated deformation produce fine cracks, crackle gradually increases, and forms carcass and enhancement layer or disengages to form circle with glue component
Sky, crackle increase may also lead to glue component and split in endpoint location tear type lopping, produce earlier period damage.
2nd kind of reinforcement, as shown in Fig. 2 strengthened using one layer of U-shaped enhancement layer cord outer patch or two layers of fiber infantees,
Fiber infantees protects the end points part of carcass ply and steel wire infantees, improves circle portion rigidity, can reduce under load condition two
The deformation of end points, this structure are applied to light load condition.Fibercord is relatively soft, and self-deformation is larger during high capacity, to two
The protection of individual end points can reduce.
3rd kind of reinforcement, as shown in figure 3, strengthened using I type enhancement layers cord, enhancement layer the outer end point is higher than or low
In carcass ply end points, and only circle portion part carcass ply is protected, tyre bead integral rigidity is not big enough, and this structure is applicable
In gauge load situation.
Existing wire loop manufacture craft, as shown in figure 4, existing wire loop uses a section to be twined for the glue steel wire that covers of circle
Around into profile is hexagonal, is point contact between steel wire, stress concentration, and configuration is unstable between steel wire, steel under loading condition
The rubber stress in silk table face can deform, and reduce the bulk strength of wire loop；Wire loop semi-finished product are in tire manufacturing process
Because stress can deform, irregular hexagon is formed；Every steel wire and the wheel rim of wire loop bottom are that point contacts, and are contacted
Pressure is uneven, and deformation is big；Wire loop after winding is directly combined clad steel wire ring with filling glue, and clad steel wire ring is used again
In shaping, steel wire, which covers sizing material, has the elasticity of very big mobility and very little, and wire loop holds in subsequent tyre manufacturing process
It is yielding.
As shown in Figure 5 and Figure 6, the circle portion of existing tyre contour outline curve is set with wheel rim contact site using two sections of different angles
Meter, tyre bead and wheel rim contact are uneven；For the upper position of tire heel using the anti-arc designs of 12-, the upper position sizing material of tire heel is thin, negative in height
In the case of load, sizing material deformation is big, low intensity, repeatedly stress deformation product fatigue break, forms tire heel and splits.
Existing carcass anti-package is all low anti-package, and anti-extraction ability is relatively low, is not suitable for high capacity.In addition, existing all steel
The tubeless meridian tire overwhelming majority is only applicable to the lower use again of gauge load or underloading, and when loading high, deformation increase, raw
Heat increases, and in the case of high temperature and repeated deformation, earlier period damage, especially circle portion occur sizing material for hydraulic performance decline, and circle sky, circle occurs
Split, reel off raw silk from cocoons it is quick-fried.Circle is empty to be occurred between carcass ply and enhancement layer cord, between carcass ply and glue component, enhancement layer and glue
Between part；Circle, which splits, betides carcass ply end points, enhancement layer end points, tyre heel arc position；Circle is empty, circle splits and continues development and can cause
Carcass ply reels off raw silk from cocoons and blown out, that is, reels off raw silk from cocoons quick-fried.
The content of the invention
Causing circle portion to occur for tyre load poor-performing present in prior art, circle is empty, circle splits, quick-fried skill of reeling off raw silk from cocoons
Art problem, it is an object of the invention to provide all steel tubeless meridian tire and its manufacture method of a kind of high-load performance,
The tire higher applied to load performance, that is, strengthen the ability that tire is capable of bearing load normally travel, using brand-new structure
And manufacturing process.
The technical scheme that the present invention takes is：
A kind of all steel tubeless meridian tire of high-load performance, including clad steel wire ring, tire bead bottom profile
Curve, tire heel contour curve, carcass ply, enhancement layer cord, the clad steel wire ring are internally provided with rectangle steel wire ring,
Rectangle steel wire ring is formed using the steel wire winding of rectangular cross-section and four rounding of angle arcs, and tire bead bottom profile curve uses one
Section design angle, the tire heel contour curve use tangent line design angle, and tire heel thickens 0.7 with wheel rim contact position sizing material
~1.0mm, the carcass ply two-end-point are provided with bound edge film, and the turn-up section of bound edge film is highly disposed proximate to level
Axle height H1 positions, between carcass ply turn-up section and carcass from top to bottom be disposed with filling glue and it is lower filling glue every
From in carcass ply outer layer one layer of U-shaped enhancement layer cord of application, enhancement layer cord two-end-point is provided with bound edge film, strengthened
The interior outside of layer cord is respectively arranged with inner liner and sidewall composite members.
Further, it by section is corner in the rectangular wire 8~9 of rounding arc in parallel tight that the rectangle steel wire ring, which is,
It is close to rearrange a row, if load capacity as needed winds dried layer around winding disc.
Further, the clad steel wire ring viscosifies film, rectangle to wind one layer outside rectangle steel wire ring after winding
Wire loop top and bottom respectively one piece of semi-circular glue of bonding, then in outer one layer of nylon infantees permanent moment shape wire loop of surface wrap, is obtained
Wire loop semi-finished product, be sent into vulcanizing tank carry out the integrated structure of presulfurization clad steel wire ring.
Further, the nylon infantees can be replaced fibercord, and nylon infantees is consistent with the radian of semi-circular glue.
Further, the steel wire in the rectangle steel wire ring uses surface not cover the steel wire of glue and is made.
Further, the integral installation angle of the rectangle steel wire ring and wheel rim identical, rectangular wire of conjunction position angle
The steel wire arranging angle of circle horizontal by 15 ° of angles, conjunction position angular standard and be defined as 15 ° by wheel rim.
Further, the sidewall composite members are respectively arranged with sidewall rubber and wear-resisting glue from top to bottom, sidewall rubber and wear-resisting
The lap position fitting film of glue.
A kind of manufacture method of all steel tubeless meridian tire of high-load performance, specifically comprises the following steps：
A, the making of rectangle steel wire ring：
It is that corner is in a row in parallel close-packed arrays group in the rectangular wire 8~9 of rounding arc by section, as needed
One layer of thickening film is wound if load capacity winds dried layer around winding disc, outside the wire loop after winding, wire loop top and bottom are each viscous
Unify the semi-circular glue of block, then wire loop is fixed in outer one layer of fibercord of surface wrap, wire loop semi-finished product are sent into vulcanizing tank
Presulfurization is integrally prepared into clad steel wire ring at the temperature, pressure and time of setting；
B, the making of tyre bead composite members：
The clad steel wire ring progress of the composite members and presulfurization of lower filling glue and upper filling glue is compound, it is compound that tyre bead is made
Part；
C, carcass ply and enhancement layer cord distinguish advance bound edge, and bound edge film is respectively coated by carcass ply and reinforcement
The both ends of layer cord；
D, tire bead bottom profile curve, tire bead bottom use one section of design angle α=21.5 °, tire heel
Contour curve uses tangent line design angle β=54 °~62 °；
E, tire base moulding process：
E1, first by sidewall composite members and inner liner are pre-composite, fixed length, severing, around assembly drum application and joint compacting；
E2, secondly by enhancement layer cord fixed length, severing, applied around assembly drum and be compacted joint；
E3, again by carcass ply fixed length, severing, applied around assembly drum and be compacted joint；
E4, upper tyre bead composite members form matrix body tube；
E5, retainer, matrix body tube is transferred to setting drum；
E6, the fitting of belt drum assembly, setting drum is transferred to after posting；
E7, matrix body tube and belt drum assembly centering sizing, press crown, and carcass shaping production terminates.
Beneficial effects of the present invention are：
Rectangle steel wire ring, Steel Wire Surface do not cover glue, without deformation during stress；Contacted after the rounding of angle arc of steel wire four with carcass ply
Stress concentration can be avoided；Contacted between steel wire and steel wire for face, wire loop stable configuration；, wire loop semi-finished product feeding vulcanizing tank
Presulfurization is integrally prepared into clad steel wire ring at the temperature, pressure and time of setting.Wire loop semi-finished product make in tire
During will not deform, wire loop rate of utilization of strength is high；Wire loop bottom is that face contacts with wheel rim, uniform force.
Tire bead bottom profile curve, tire bead bottom use one section of angle design, and wire loop bottom and wheel rim are equal
Contacted for face, wire loop and wheel rim contact are uniform.
Tire is called in person contour curve, and tire heel position is designed using tangent line, and tire is called in person and wheel rim contact position sizing material is more existing sets
Meter thickens 0.7~1.0mm, and load resistant power improves.
Carcass ply, widen carcass ply, the design of superelevation carcass anti-package, carcass ply end points uses bound edge film protection,
Bound edge film uses and steel wire bond properties is good, sizing material of Gao Dingshen, greatly improves carcass turn up height, reaches trunnion axis height
Spend near H1, more than conventional design, increase the anti-extraction ability of carcass, upper filling is used between carcass ply turn-up section and carcass
Glue and lower filling glue isolation, upper filling glue and lower filling glue can isolate two layers of carcass, avoid rubbing between carcass.
Enhancement layer cord, set up in carcass ply outer layer, enhancement layer the outer end point is less than carcass ply end points but is higher than wheel rim
5~10mm of flange height, end points forms big U bags around wire loop and higher than 5~10mm of the outer end point in enhancement layer, and raising circle portion is firm
Property, enhancement layer can buffer the stress between wheel rim and carcass ply, and add strong circle portion, improve circle portion rigidity, reduce deformation, protect
Protect carcass ply.
Brief description of the drawings
Fig. 1 is the tire construction schematic diagram of the first reinforcement of prior art in background of invention.
Fig. 2 is the tire construction schematic diagram of second of reinforcement of prior art in background of invention.
Fig. 3 is the tire construction schematic diagram of the third reinforcement of prior art in background of invention.
Fig. 4 is the flow chart of existing wire loop manufacture craft in background of invention.
Fig. 5 is the structural representation a of existing tyre contour outline curve in background of invention.
Fig. 6 is the structural representation b of existing tyre contour outline curve in background of invention.
Fig. 7 is the overall structure diagram of tire in the present invention.
Fig. 8 is the fabrication processing figure a of rectangle steel wire ring in the present invention.
Fig. 9 is the fabrication processing figure b of rectangle steel wire ring in the present invention.
Figure 10 conjunction position angle schematic diagram for wheel rim in the present invention.
Figure 11 is the structural representation of tyre bead composite members in the present invention.
Figure 12 is the structural representation that carcass ply uses the advance bound edge of bound edge film in the present invention.
Figure 13 is the structural representation that enhancement layer cord uses the advance bound edge of bound edge film in the present invention.
Wherein, 1, hexagonal bead；2nd, rectangle steel wire ring；3rd, enhancement layer cord；4th, carcass ply；5th, sidewall is compound
Part；6th, glue is filled；7th, lower filling glue；8th, upper filling glue；9th, wire loop arrangement angle；10th, two sections of design angles；11st, one section sets
Count angle；12nd, anti-arc design；13rd, tangent line designs；14th, trunnion axis height H1；15th, clad steel wire ring；16th, inner liner；17th, wrap
Side film；18th, tyre bead composite members.
Embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings.
The present invention design principle be：
Tire can bearing load normally travel, be one of basic function of tire, the size of bearing load is also known as negative
Carry performance.The load performance of every kind of specification tyre is related to air pressure, such as the load of common British system specification calculates：
L=K × 0.425 × (P-15)0.585×S0.625 1.39×(Dr+S0.625)
Wherein L is single tire load (kg), and P is air pressure (kPa)
Calculate to obtain according to standard pressure is standard list tire load, the use load of tire should single tire load it
Under.
According to GB/T 2977, the use load of tire is also related to operating speed, and under low speed use condition, tire is born
Load can improve, can be higher by 25% than standard list tire load under 40km/h.Speed is lower, and load performance is higher.
Present invention design is a kind of in the case where loading higher use condition, improves circle portion intensity, rigidity and the anti-extraction energy of carcass
Power, reduce the deformation of wheel bead part, the construction design method and manufacturing process that reduce circle portion heat, avoid tire earlier period damage.
The present invention studies a kind of all steel tubeless meridian tire construction of high-load performance, and enhancing wheel bead part is rigid,
Carcass ply is protected, using the wire loop structure of stable configuration, and the circle contouring Curve Design of optimization, makes tire and wheel rim
Contact is more reasonable, reduces the section load deformation of wheel tyre bead, improves the load capacity of tire.
Embodiment 1
As shown in fig. 7, a kind of all steel tubeless meridian tire of high-load performance, including clad steel wire ring, tire
Bottom profile curve, tire heel contour curve, carcass ply, enhancement layer cord are enclosed, the clad steel wire ring is internally provided with
Rectangle steel wire ring, rectangle steel wire ring use section to be entwined for the rectangular wire that four drift angles are rounding arc, tire bead bottom
Contouring curve uses one section of design angle, and the tire heel contour curve uses tangent line design angle, and tire heel connects with wheel rim
Touch position sizing material and thicken 0.7~1.0mm compared with existing design, the carcass ply two-end-point is provided with bound edge film, edge-wrapping adhesive
The turn-up section of piece is highly arranged near trunnion axis height H1, is set gradually from top to bottom between carcass ply turn-up section and carcass
There are upper filling glue and lower filling glue isolation, one layer of U-shaped enhancement layer cord, enhancement layer cord two-end-point are applied in carcass ply outer layer
Bound edge film is provided with, the interior outside of enhancement layer cord is respectively arranged with inner liner and sidewall composite members.
It by section is corner in the rectangular wire 8~9 of rounding arc in parallel close-packed arrays composition one that rectangle steel wire ring, which is,
Row, if load capacity as needed winds dried layer around winding disc.
Clad steel wire ring viscosifies film to wind one layer outside rectangle steel wire ring after winding, and rectangle steel wire ring top and bottom are each
One piece of semi-circular glue is bonded, then in outer one layer of nylon infantees permanent moment shape wire loop of surface wrap, obtained wire loop semi-finished product,
Wire loop semi-finished product are sent into vulcanizing tank presulfurization at the temperature, pressure and time of setting and are integrally prepared into clad steel wire ring.
Nylon infantees can be replaced fibercord, and nylon infantees is consistent with the radian of semi-circular glue.
Steel Wire Surface in rectangle steel wire ring does not cover glue.
Sidewall composite members are respectively arranged with the lap position patch of sidewall rubber and wear-resisting glue, sidewall rubber and wear-resisting glue from top to bottom
Rubber alloy piece.
As shown in Figure 10, the integral installation angle of rectangle steel wire ring and wheel rim identical, rectangle steel wire ring of conjunction position angle
Steel wire arranging angle horizontal by 15 ° of angles, wheel rim conjunction position angular standard and is defined as 15 °.
Embodiment 2
On the basis of embodiment 1, different from embodiment 1, shown in Fig. 8, Fig. 9, Figure 11 and Figure 12, a kind of high-load performance
All steel tubeless meridian tire manufacture method, specifically comprise the following steps：
A, the making of rectangle steel wire ring：
It is that corner is in a row in parallel close-packed arrays group in the rectangular wire 8~9 of rounding arc by section, as needed
One layer of thickening film is wound if load capacity winds dried layer around winding disc, outside the wire loop after winding, wire loop top and bottom are each viscous
Unify the semi-circular glue of block, then wire loop is fixed in outer one layer of fibercord of surface wrap, wire loop semi-finished product are sent into vulcanizing tank
Presulfurization is integrally prepared into clad steel wire ring at the temperature, pressure and time of setting；
B, the making of tyre bead composite members：
The clad steel wire ring progress of the composite members and presulfurization of lower filling glue and upper filling glue is compound, it is compound that tyre bead is made
Part；
C, carcass ply and enhancement layer cord distinguish advance bound edge, and bound edge film is respectively coated by carcass ply and reinforcement
The both ends of layer cord；
D, tire bead bottom profile curve, wheel bead part bottom use one section of design angle α=21.5 °, tire heel
Contour curve uses tangent line design angle β=54 °~62 °；
E, tire base moulding process：
E1, first by sidewall composite members and inner liner are pre-composite, fixed length, severing, around assembly drum application and joint compacting；
E2, secondly by enhancement layer cord fixed length, severing, applied around assembly drum and be compacted joint；
E3, again by carcass ply fixed length, severing, applied around assembly drum and be compacted joint；
E4, upper tyre bead composite members form matrix body tube；
E5, retainer, matrix body tube is transferred to setting drum；
E6, the fitting of belt drum assembly, setting drum is transferred to after posting；
E7, matrix body tube and belt drum assembly centering sizing, press crown, and carcass shaping production terminates.
Described above is not limitation of the present invention, it should be pointed out that：Come for those skilled in the art
Say, on the premise of essential scope of the present invention is not departed from, some variations, modifications, additions or substitutions can also be made, these improvement
Protection scope of the present invention is also should be regarded as with retouching.
Claims (8)
1. all steel tubeless meridian tire of a kind of high-load performance, it is characterised in that including clad steel wire ring, tire bead
Bottom profile curve, tire heel contour curve, carcass ply, enhancement layer cord, the clad steel wire ring are internally provided with square
Shape wire loop, rectangle steel wire ring are formed using the steel wire winding of rectangular cross-section and four rounding of angle arcs, tire bead bottom profile
Curve uses one section of design angle, and the tire heel contour curve uses tangent line design angle, tire heel and wheel rim contact position
Sizing material thickens 0.7~1.0mm, and the carcass ply two-end-point is provided with bound edge film, and the turn-up section of bound edge film is highly set
Be set to close to trunnion axis height H1 positions, be disposed with from top to bottom between carcass ply turn-up section and carcass filling glue and
Lower filling glue isolation, applies one layer of U-shaped enhancement layer cord, enhancement layer cord two-end-point is provided with bound edge in carcass ply outer layer
Film, the interior outside of enhancement layer cord are respectively arranged with inner liner and sidewall composite members.
A kind of 2. all steel tubeless meridian tire of high-load performance according to claim 1, it is characterised in that the square
Shape wire loop is, and by section to be corner in a row in parallel close-packed arrays group in the rectangular wire 8~9 of rounding arc, as needed
If load capacity around winding disc wind dried layer.
3. all steel tubeless meridian tire of a kind of high-load performance according to claim 1, it is characterised in that described multiple
Wire loop is closed to wind one layer of thickening film, the respectively bonding one and half of rectangle steel wire ring top and bottom outside rectangle steel wire ring after winding
Round glue, then in outer one layer of nylon infantees permanent moment shape wire loop of surface wrap, obtained wire loop semi-finished product, feeding vulcanizing tank
Carry out the clad steel wire ring of the integrated structure of presulfurization.
A kind of 4. all steel tubeless meridian tire of high-load performance according to claim 3, it is characterised in that the Buddhist nun
Imperial infantees can be replaced fibercord, and nylon infantees is consistent with the radian of semi-circular glue.
A kind of 5. all steel tubeless meridian tire of high-load performance according to claim 1, it is characterised in that the square
The steel wire that steel wire in shape wire loop does not cover glue using surface is made.
A kind of 6. all steel tubeless meridian tire of high-load performance according to claim 1, it is characterised in that the square
Integral installation angle and the wheel rim of shape wire loop that conjunction position angle is identical, the steel wire arranging angle and horizontal plane of rectangle steel wire ring
In 15 ° of angles, wheel rim conjunction position angular standard and is defined as 15 °.
A kind of 7. all steel tubeless meridian tire of high-load performance according to claim 1, it is characterised in that the tire
Side composite members are respectively arranged with the lap position fitting film of sidewall rubber and wear-resisting glue, sidewall rubber and wear-resisting glue from top to bottom.
8. the manufacture method of all steel tubeless meridian tire of a kind of high-load performance, it is characterised in that specifically include as follows
Step：
A, the making of rectangle steel wire ring：
It is that the rectangular wire 8~9 that corner is in rounding arc is in the load in a row, as needed of parallel close-packed arrays group by section
One layer of thickening film, the respectively bonding one of wire loop top and bottom are wound if ability winds dried layer around winding disc, outside the wire loop after winding
The semi-circular glue of block, then wire loop is fixed in outer one layer of fibercord of surface wrap, wire loop semi-finished product are sent into vulcanizing tank and set
Fixed temperature, pressure and under the time presulfurization be integrally prepared into clad steel wire ring；
B, the making of tyre bead composite members：
The clad steel wire ring progress of the composite members and presulfurization of lower filling glue and upper filling glue is compound, tyre bead composite members are made；
C, carcass ply and enhancement layer cord distinguish advance bound edge, and bound edge film is respectively coated by carcass ply and enhancement layer curtain
The both ends of cloth；
D, tire bead bottom profile curve, tire bead bottom use one section of design angle α=21.5 °, tire heel profile
Curve uses tangent line design angle β=54 °~62 °；
E, tire base moulding process：
E1, first by sidewall composite members and inner liner are pre-composite, fixed length, severing, around assembly drum application and joint compacting；
E2, secondly by enhancement layer cord fixed length, severing, applied around assembly drum and be compacted joint；
E3, again by carcass ply fixed length, severing, applied around assembly drum and be compacted joint；
E4, upper tyre bead composite members form matrix body tube；
E5, retainer, matrix body tube is transferred to setting drum；
E6, the fitting of belt drum assembly, setting drum is transferred to after posting；
E7, matrix body tube and belt drum assembly centering sizing, press crown, and carcass shaping production terminates.
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| CN201611133918.9A CN107719029A (en) | 2016-12-10 | 2016-12-10 | The all steel tubeless meridian tire and its manufacture method of a kind of high-load performance |
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| CN201611133918.9A CN107719029A (en) | 2016-12-10 | 2016-12-10 | The all steel tubeless meridian tire and its manufacture method of a kind of high-load performance |
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| CN107719029A true CN107719029A (en) | 2018-02-23 |
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| CN201611133918.9A Pending CN107719029A (en) | 2016-12-10 | 2016-12-10 | The all steel tubeless meridian tire and its manufacture method of a kind of high-load performance |
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| CN108437702A (en) * | 2018-04-27 | 2018-08-24 | 山东玲珑轮胎股份有限公司 | All-steel tire for vehicle |
| CN110001303A (en) * | 2019-05-07 | 2019-07-12 | 江苏通用科技股份有限公司 | The strengthening course end construction of all-steel load-bearing radial tire |
| CN110194028A (en) * | 2019-06-26 | 2019-09-03 | 青岛双星轮胎工业有限公司 | Steel wire carcass UHP tire and its manufacturing process |
| CN110843426A (en) * | 2019-11-29 | 2020-02-28 | 安徽佳通乘用子午线轮胎有限公司 | High-load all-steel radial tire |
| CN110901301A (en) * | 2019-12-17 | 2020-03-24 | 江苏三元轮胎有限公司 | Bicycle vacuum tire, wheel and bicycle thereof |
| CN111098537A (en) * | 2018-10-26 | 2020-05-05 | 通伊欧轮胎株式会社 | Method for manufacturing pneumatic tire and holder for housing bead member |
| CN113524750A (en) * | 2021-09-16 | 2021-10-22 | 天津赛象科技股份有限公司 | Method for measuring service length of steel wire ring wrapping cloth and method for wrapping steel wire ring |
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| CN113524750A (en) * | 2021-09-16 | 2021-10-22 | 天津赛象科技股份有限公司 | Method for measuring service length of steel wire ring wrapping cloth and method for wrapping steel wire ring |
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Address after: 266000 Maoshan Road 588, Huangdao District, Qingdao City, Shandong Province Applicant after: Sailun Group Co.,Ltd. Address before: 266000 Maoshan Road 588, Huangdao District, Qingdao City, Shandong Province Applicant before: Sailun Group Co.,Ltd. |
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Application publication date: 20180223 |