CN108215261A - The tire moulding method of tyre building machine - Google Patents
The tire moulding method of tyre building machine Download PDFInfo
- Publication number
- CN108215261A CN108215261A CN201711481152.8A CN201711481152A CN108215261A CN 108215261 A CN108215261 A CN 108215261A CN 201711481152 A CN201711481152 A CN 201711481152A CN 108215261 A CN108215261 A CN 108215261A
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- China
- Prior art keywords
- drum
- carcass
- tyre
- bead
- package
- 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.)
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Classifications
-
- 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
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/08—Building tyres
- B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
- B29D30/24—Drums
-
- 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
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/08—Building tyres
- B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
- B29D30/24—Drums
- B29D30/26—Accessories or details, e.g. membranes, transfer rings
-
- 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
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/08—Building tyres
- B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
- B29D30/28—Rolling-down or pressing-down the layers in the building process
-
- 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
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/08—Building tyres
- B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
- B29D30/30—Applying the layers; Guiding or stretching the layers during application
-
- 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
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/08—Building tyres
- B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
- B29D30/24—Drums
- B29D30/26—Accessories or details, e.g. membranes, transfer rings
- B29D2030/2628—Bladders for shaping the inner parts of the tyre beads or sidewalls
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tyre Moulding (AREA)
Abstract
The invention discloses a kind of tire moulding methods of tyre building machine, include the following steps：Step 1, middle drum is in contraction state, and assembly drum rotates to batch carcass material；Step 2, middle bulging radial dilatation, assistant formation unit assistant formation drum enter tyre bead anti-package in carcass material；Step 3, middle drum is in expansion state, and sidewall is bonded in the both sides for the carcass material for being surrounded by tyre bead, and sidewall is just being packed in carcass material and is forming carcass component by assistant formation unit assistant formation drum；Step 4, middle drum is in expansion state, bead support unit radial is expanded with circumferential locked bead, assembly drum driving box inflates carcass component, and the axially opposing movements of two half drums and it is embedded coordinate so that the inner peripheral surface of the tread package is bonded just with the outer circumference surface of carcass component, assistant formation unit and set composite assistant formation drum roll tread package and carcass component compound to form fetus.The present invention can a wide sidewall of automatic moulding fetus, and fetus formed precision is high.
Description
Technical field
Technical field more particularly to a kind of tire moulding method of tyre building machine the present invention relates to tire building.
Background technology
There are mainly two types of forms for existing tire building technology：The post forming of method moulding process and one-stage building process twice
One-pass molding.
Method moulding process post forming twice is that the molding of carcass component is realized by carcass drum, and tire is realized by tread drum
Then the molding of face component is transmitted to tread package and carcass component the forming action that tire is realized on setting drum.Due to
Carcass drum cannot carry out shaping process to carcass component, can only complete sizing step sequence by setting drum, therefore in carcass drum to fixed
Carcass component needs are moved to from carcass drum on setting drum during type drum transition, and the tyre bead of carcass component needs carry out two
Secondary positioning so as to which tyre bead generates offset deviation, influences fetus and makes precision, tire quality is caused to be affected.
One-stage building process is that tread package realizes assembly on tread drum, and carcass component is realized on assembly drum
Then assembly is transmitted to tread package on assembly drum and realizes tire building action, since tire is one-pass molding, tire
Tyre bead does not move, therefore manual intervention is few in tire manufacturing process, and precision controlling is high；But this moulding process can not meet width
The production of the tire on sidewall.
In general the tire on wide sidewall is arranged in secondary method moulding process equipment and produced, but method former twice
Precision there is no the precision of once-through method former high, so as to influence tire quality.
Invention content
With the fetus on the wide sidewall of one-pass molding and it can ensure the tire of formed precision the purpose of the present invention is to provide a kind of
The tire moulding method of molding machine.
To reach this purpose, the present invention uses following technical scheme：
A kind of tire moulding method of tyre building machine, tread drum of the tyre building machine including molding tread package,
Assembly drum, assistant formation unit, set composite, tread drum driving box and the assembly drum driving box of shaped carcass component, it is described
Tread drum driving box controls the tread drum rotation or mobile, described assembly drum driving box controls the assembly drum rotation or moves
Dynamic, the assembly drum includes two symmetrically arranged side drums and the middle drum between two side drums, the middle bulge
Include can axial mutually embedded cooperation two and half drums, the side drum and the half drum connection can simultaneously relatively move, and the middle drum exists
Radially there is contraction state and expansion state, two side drums are equipped with bead support unit and anti-package unit, the tyre bead
Support unit can radial contraction or expansion, the method for the forming tire includes the following steps：
Step 1, the middle drum is in contraction state, and the assembly drum rotates to batch carcass material；
Step 2, the middle drum is in expansion state, and the assistant formation unit assists the assembly drum to enter tyre bead anti-package
In carcass material；
Step 3, the middle drum is in expansion state, and sidewall is bonded in the both sides for the carcass material for being surrounded by the tyre bead, described
Assistant formation unit assists the assembly drum that sidewall is just being packed in carcass material and forms carcass component；
Step 4, the middle drum is in expansion state, and the bead support unit radial expansion locks the tire with circumferential
Circle, the assembly drum driving box inflate carcass component, and two axially opposing movements of half drum and embedded cooperation are so that institute
The inner peripheral surface for stating tread package is bonded just with the outer circumference surface of carcass component, the assistant formation unit and the compound dress
Put the auxiliary assembly drum tread package and the rolling of carcass component is compound to form fetus.
Further, the tyre building machine further includes at least one tyre bead positioning device being axially movable, the step
Rapid 2 further include：
Two the tyre bead positioning device carrying, positioning tyre beads, and move axially to the designated position of the assembly drum.
Further, one end of the close middle drum of two side drums is equipped with bead support unit and anti-package list
Member, the bead support unit can radial contraction or expansion, the step 2 further includes：
When tyre bead is moved to the designated position of the assembly drum (1) by the tyre bead positioning device, the bead support
Unit radial expansion can circumferential locked bead.
Further, the assistant formation unit further includes pressure roller, and the step 3 further includes：
The side drum is mobile with a space of stepping down out axially away from the middle drum, and the pressure roller is movable to the space
It is interior, and carcass material will be bonded to beyond the part sidewall at carcass material edge.
Further, the step 4 further includes：
Before bead support unit radial expansion, axially opposing movement is roused until the tyre bead branch in two sides
Support unit is located at the lower section of tyre bead.
Further, while the step 1 to step 3 either step carries out, the tire of the tyre building machine into
Type method further includes：
The tread package being disposed thereon is transferred in the set composite by the tread drum.
Further, the tread package further includes before being compounded to form fetus with the rolling of carcass component：
The set composite movement with by the position of carcass component in tread package correspondence to the assembly drum or it is described into
Type drum is mobile with by the tread package in carcass component correspondence to the set composite.
Further, when the tread package on the assembly drum is corresponding with the carcass module position in the set composite
Afterwards, axially opposing movements of two half drums and insertion specifically includes：
Two axially opposing movements of the partly drum are simultaneously mutually embedded up to the distance between two tyre beads meet tire technique
Overdetermination offset.
Further, the set composite includes center pressure roller and shoulder pressure roller, and the step 4 further includes：
After the inner peripheral surface of the tread package is bonded just with the outer circumference surface of carcass component, the assembly drum rotation
Turn, the center pressure roller and the joint place of the shoulder pressure roller rolling tread package and the carcass component so that the two is close
It is bonded to form fetus.
Further, the set composite further includes handgrip, and the step 4 further includes：
After the shoulder pressure roller rolls the tire shoulder of the fetus, the circumferentially fixed fetus of handgrip, the middle bulging diameter
To retracted for clearance, the assembly drum driving box carries out vacuumizing step sequence to the carcass component of inflation.
Beneficial effects of the present invention：After the completion of assembly drum coiled strip, by middle bulging radial dilatation, it can meet in anti-package process
Tyre bead positioning function；Further through moving towards for side drum and half drum so that side it is bulging half rouse between step down out a space for
Molding machine carries out positive closure rolling action；And partly drum and side drum connection, then two and half can be driven to rouse simultaneously and axially opposing shifting is roused in side
It is dynamic, realize that green tyres put down the variation of wide numerical value, so as to complete aeration settling step；Further, set composite can with into
Type drum cooperation, completion tread package is compound with carcass component, so as to fulfill one-pass molding green tyres.Relative to existing skill
Art, forming method of the invention can an automatic moulding green tyres, do not need to manually or mechanically assist removing in carcass drum
Carcass component be placed on aeration settling on setting drum, the secondary movement of tyre bead of carcass component is avoided, so as to improve tire
Quality.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and forms the part of the present invention, this hair
Bright illustrative embodiments and their description do not constitute improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is for the three-dimensional assembly diagram of the tire assembly drum of the tyre building machine of forming tire fetus.
Fig. 2 is the sectional view of tire assembly drum.
Fig. 3 is that the partial schematic diagram after carcass material is placed outside tire assembly drum shown in Fig. 2.
Fig. 4 is that positioning device is placed in assembly drum described in Fig. 3 and the schematic diagram of carcass material periphery together with tyre bead.
Fig. 5 is the schematic diagram after the middle drum expansion of tire assembly drum shown in Fig. 4.
Fig. 6 is after the bead support unit of tire assembly drum shown in Fig. 5 is expanded and positioning device laterally abuts showing for middle drum
It is intended to.
Fig. 7 is the schematic diagram after the capsule inflation anti-package of tire assembly drum shown in Fig. 6.
Fig. 8 is that the outer schematic diagram of tire assembly drum is affixed on after capsule shown in Fig. 7 is deflated.
Fig. 9 is that a part of carcass material of anti-package tyre bead on the pressure roller of tire assembly drum anti-package shown in Fig. 8 is rolled by anti-package pressure roller
Schematic diagram.
Two sidewalls are positioned over the schematic diagram of carcass material both sides as shown in Figure 9 by Figure 10.
Figure 11 is the schematic diagram that the sidewall on the pressure roller of tire assembly drum positive closure shown in Figure 10 is rolled by positive closure pressure roller.
Figure 12 is the schematic diagram that the aeration settling of carcass component shown in Figure 11 and tread package are located at carcass component periphery.
Figure 13 is the schematic diagram that center pressure roller rolls the compound place of tread package and carcass component.
Figure 14 is the first state schematic diagram that shoulder pressure roller rolls shoulder region.
Figure 15 is the second status diagram that shoulder pressure roller rolls shoulder region.
It is vacuumized when Figure 16 is the handgrip crawl fetus of set composite, in green tyre and the signal of middle drum retraction
Figure.
Figure 17 is the schematic diagram of bead support unit retraction.
Figure 18 is the partial schematic diagram of tire assembly drum after the completion of unloading tire.
Specific embodiment
The embodiment of the present invention is described below in detail, the example of embodiment is shown in the drawings, wherein identical from beginning to end
Or similar label represents same or similar element or the element with same or like function.It is retouched below with reference to attached drawing
The embodiment stated is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
Technical solution to further illustrate the present invention below with reference to the accompanying drawings and specific embodiments.
As shown in Fig. 1 to Figure 18, the present invention provides a kind of tyre building machine (not shown), for forming tire fetus,
Including assembly drum 1, tread drum (not shown), set composite, assembly drum driving box (not shown), tread drum driving box (not shown)
With assistant formation unit.Wherein, assembly drum driving box can drive assembly drum 1 to rotate or move, and tread drum driving box can drive tire
Face drum rotation or mobile, assistant formation unit can coordinate 1 shaped carcass component of assembly drum, and cooperation tread drum is molded tread package 7,
Set composite can receive the tread package 7 on tread drum, and coordinate with assembly drum 1 tread package 7 and carcass component is compound
Into green tyres.Further, assembly drum driving box is equipped with drum axis 3 and screw (not shown), and screw is located in drum axis 3, into
Type drum 1 is fixed on bulging axis 3.
As depicted in figs. 1 and 2, assembly drum 1 includes two symmetrically arranged side drums 10 and between two side drum 10
Middle drum 11, middle drum 11 radially have shrink and expansion two states.Further, middle drum 11 include can axially mutually it is embedding
Enter two and half drums 110 of cooperation, each side drum 10 can connect with half drum 110 of adjacent side and opposite can move therebetween
It is dynamic.Side drum 10 is equipped with anti-package unit 101 and bead support unit 102 close to one end of middle drum 11.Wherein, bead support unit
102 can radial contraction or expansion, in the present embodiment, anti-package unit 101 can be inflatable capsule.Wherein, assembly drum drives
Dynamic case can control bulging axis 3 to rotate, and so as to drive the rotation of side drum 10 and middle drum 11, the rotation of assembly drum driving box control screw can be with
Two side drums 10 is driven to be axially towards one another or be moved away from, so as to drive anti-package unit 101 and the bead support on side drum 10
Unit 102 moves axially.
As shown in Fig. 4 to Figure 17, assistant formation unit includes the tyre bead positioning device 20 being axially movable and anti-package unit
Boosting disk 21, anti-package pressure roller 22 and the positive closure pressure roller 23 of 101 cooperations.Tyre bead positioning device 20 can carry, position tyre bead 4, and
It can be moved axially along assembly drum 1, so as to which tyre bead 4 can carry the axial specific bit to assembly drum 1 with comforter batt ring positioning unit 20
It puts.Boosting disk 21 can push anti-package unit 101 (capsule of inflation) to carry out anti-package to tyre bead 4.
Set composite includes center pressure roller 24, shoulder pressure roller 25 and handgrip 26.Center pressure roller 24 can roll green tyres
Tread area is so that tread package 7 bonds substantially with carcass component.Shoulder pressure roller 25 be two symmetrically arranged idler wheels, two shoulder pressures
Roller 25 can be moved up and down, moves left and right, be rotated respectively, therefore shoulder pressure roller 25 can roll shoulder zone and the sidewall of green tyres
Region, so that it is guaranteed that tire component 7 and the complete composite molding of carcass component.Handgrip 26 can circumferentially catch green tyres, consequently facilitating
Unload tire.
The invention discloses a kind of tire moulding methods of above-mentioned tyre building machine, include the following steps：
Step 1, middle drum 11 is in contraction state, and assembly drum 1 rotates to batch carcass material 6.As shown in figure 3, middle drum 11
Two and half drums 110 are contraction state, and assembly drum 1 is in flat drum type state, and assembly drum 1 has completed the coiled strip of carcass material 6 at this time.It needs
It should be noted that the carcass material 6 shown in Fig. 3, can include at least liner layer and the first casing ply from the inside to the outside.Certainly, root
According to the molding different needs of green tyres, carcass material can also include heel fabric and the second casing ply, wherein the second cord
Layer can also carry out coiled strip again after the completion of anti-package tyre bead process.
Step 2, the tyre bead positioning device 20 of tyre bead 4 to move axially there are two carrying respectively, and tyre bead 4 is moved to molding
The axial designated position of drum 1.As shown in figure 4, tyre bead 4 is moved to bead support unit 102, carcass by tyre bead positioning device 20
The radial outer periphery of material 6, at this point, carcass material 6 is divided for the first carcass material 6a positioned at both sides and positioned at intermediate the by two tyre beads 4
Two carcass material 6b.Further, as shown in Figures 5 and 6, middle 11 radial dilatation of drum is to tighten carcass material 6, tyre bead positioning device 20
At carrying tyre bead 4 is moved axially until tyre bead 4 axially against the drum shoulder of middle drum 11, so as to further tighten carcass material 6.
Step 2 can also include step 2-1, and 102 radial dilatation of bead support unit is with circumferential locked bead 4.In Fig. 6
Shown, the end face of tyre bead 4 is against middle drum 11, and the radially inner side of tyre bead 4 is locked by tyre bead support unit 102, therefore tyre bead 4 is in axis
It will not be moved to radial direction relative to assembly drum 1, so as to which tyre bead 4 can be positioned on assembly drum 1.
Step 3, assistant formation unit assistant formation drum 1 enters 4 anti-package of tyre bead in carcass material 6.Specifically, referring to Fig. 6 extremely
Shown in Fig. 8, the radial outside of the first carcass material 6a fitting anti-package units 101 (unaerated), and tyre bead 4 is by tyre bead support unit
102 lockings, therefore when the anti-package unit 101 on two side drums 10 is inflated simultaneously, the first carcass material 6a is with anti-package unit 101
Heave and jacked up.Further, the drum 11 in of boosting disk 21 is moved to squeeze two anti-package units 101, so that two are filled
The anti-package unit 101 of gas is tightly attached to the both sides (peripheries of 11 both sides of end face and middle drum including middle drum 11) of middle drum 11 respectively,
So as to which the first carcass material 6a is rolled, it is laminated on the second carcass material 6b, and then tyre bead 4 is closely wrapped in carcass material 6.
After the completion of the anti-package process of step 3, carcass material 6 is cylindrical in shape, and is fitted tightly on the outer circumference surface of middle drum 11, is helped
Push-plate 21 exits, and bead support unit 102 keeps the state of locked bead 4, and two and half drums 110 of middle drum 11 are always expansion shape
State.The boosting disk 21 of the tyre building machine of the present invention can be moved relative to assembly drum 1, and apply one to the anti-package unit 101 of inflation
A axial thrust, so as to carry out anti-package to the first carcass material 6a being located on anti-package unit 101.
Step 4, the both sides of the cylindrical carcass material 6 in 22 rolling step 3 of anti-package pressure roller, so that the first carcass material 6a is closely pasted
Together on the second carcass material 6b, so as to which tyre bead 4 is tightly wrapped in carcass material 6.Specifically, as shown in figure 9, anti-package pressure roller 22
It is moved at the drum shoulder of drum 11 in, the first carcass material 6a being laminated on after anti-package on the second carcass material 6b is further pressed.
In this process, bead support unit 102 keeps the state of locked bead 4, and two and half drums 110 of middle drum 11 are always expansion shape
State.
Step 5, the second casing ply, third casing ply, sidewall 5 are further bonded on the cylindrical carcass material 6 completed in step 4
Or further it is bonded third casing ply, sidewall 5.Specifically, as shown in Figure 10, third casing ply, sidewall 5 have been bonded
Finish.Sidewall 5 is located at the both sides of carcass material 6, and more than an edge part for cylindrical carcass material 6.In this process, bead support list
Member 102 keeps the state of locked bead 4, and two and half drums 110 of middle drum 11 are expansion state.The tyre building machine of the present invention leads to
Overmolding drum driving box control assembly drum 1 rotates, so as to complete the process on automatic attaching sidewall 5.
Step 6, sidewall 5 is bonded to cylindrical carcass material by positive closure pressure roller 23 beyond the part at 6 edge of cylindrical carcass material
6.Further, step 6-1,102 radial contraction of bead support unit, side drum 10 and 102 direction of bead support unit are further included
Direction far from middle drum 11 is moved axially with a space of stepping down out, and positive closure pressure roller 23 can carry out rolling work in the space
Sequence.As shown in figure 11, positive closure pressure roller 23 acts on the both sides of cylindrical carcass material 6, and the curved portion of positive closure pressure roller 23 ensures sidewall 4
Edge can be completely fitted at the arc structure of carcass material 6.After the completion of positive closure rolling, side drum 10 and bead support unit 102
It is moved axially towards close to the direction of middle drum 11 to reset, wherein bead support unit 102 is resetted in the lower section of tyre bead 4.Herein
In process, two and half drums 110 of middle drum 11 are always expansion state.The side drum 10 of the present invention axial with respect to half drum 110 can move
It is dynamic, therefore one can be formed and allow bit space.
Step 7, assembly drum driving box inflates carcass component, two and half drums, 110 axially opposing movement and embedded cooperation with
The inner peripheral surface of tread package 7 is made to be bonded just with the outer circumference surface of carcass component, set composite assistant formation drum 1 is by tyre surface group
The rolling of part 7 and carcass component is compound to form fetus.As shown in figure 12,102 radial dilatation of bead support unit is with locked bead
4, two and half drums 110 are always expansion state, and one end of tyre bead 4 abuts the side of half drum 110, so as to ensure tread package 7
It is not moved radially, axially with carcass component rolling compound tense tyre bead 4, ensure that the quality of production of tire.
As shown in Figure 12 to Figure 13, assembly drum driving box persistently inflates carcass component, has received the compound of tread package 7
The corresponding region that device is moved to assembly drum 1 (certainly in other alternative embodiments, can also automatically will by molding 1
Tread package 7 in carcass component correspondence to set composite), two and half drums, 110 axially opposing movement is simultaneously mutually embedded, until two
The distance between a tyre bead 4 meets the overdetermination offset of tire technique, at this time 7 inner peripheral surface of tread package and carcass member perimeter week
Face is bonded just.When assembly drum 1 is in assembly drum driving box when being rotated by, center pressure roller 24 can roll tread package 7 with
At carcass component joint so that 7 inner peripheral surface of tread package and carcass member perimeter circumferential surface close adhesion, so as to form fetus young bird
Shape.
Step 7 further includes step 7-1, and shoulder pressure roller 25 is rolled at tire shoulder and the sidewall of aforementioned fetus so that tread package 7
Both sides fit closely carcass component.As shown in Figure 14 to Figure 15, when assembly drum 1 rotates, two idler wheels of shoulder pressure roller 25 are opposite
From movement, so as to roll the shoulder regions of fetus blank；Two idler wheels are moved down while are rotated, so that the rolling that idler wheel applies
Pressure perpendicular is in sidewall surface, so that the both sides of tread package 7 can fit in carcass component completely to form fetus.
In the process of step 7, locked bead 4, middle drum 11 are always expansion state to bead support unit 102 always, are begun in carcass component
Inflated condition is kept eventually.
The present invention can be automatically performed fixating shape step, compound tread package 7 and the carcass component of carcass component by step 7
Step, therefore do not need to remove carcass component and put to shaping on other setting drum, the secondary movement of tyre bead is avoided,
Improve the formed precision of green tyres.
Step 8,102 radial contraction of middle drum 11 and bead support unit, tyre building machine carry out unloading tire.Such as Figure 16 and Figure 17
Shown, after tire base completes, assembly drum driving box is evacuated carcass component, and middle 11 radial contraction of drum is to reset, bead support
Unit 102 is shunk to reset, so as to which tyre bead 4 is not locked.Due to the circumferentially fixed fetus of the handgrip of set composite, work as fetus
Be detached from assembly drum 1 after, assembly drum 1 moves or set composite is moved to and unloads tire station, manipulator crawl fetus, and placed to
Tyre blank storage region.
Step 8 further includes step 8-1, and two middle drums 110 are mutually moved away from, and assembly drum 1 reverts to flat drum and treats coiled strip shape
State.As shown in figure 18, after the completion of unloading tire, half drum 110 of side drum 10 and middle drum 11 is axially away from each other mobile to reset, assembly drum 1
Restore flat drum type state, the production green tyres that can continue so as to tyre building machine.
The beneficial effects of the invention are as follows：After the completion of 1 coiled strip of assembly drum, by middle 11 radial direction harmomegathus of drum, in anti-package process
4 positioning function of tyre bead can be met；Further through moving towards for side drum 10 and half drum 110 so that allowed between 10 and half drum 110 of side drum
Position goes out a space and carries out positive closure rolling action for molding machine；And half drum 110 and side drum 10 connect, then can drive two simultaneously
The 10 axially opposing movement of half drum 110 and side drum realizes that green tyres put down the variation of wide numerical value, so as to complete aeration settling step；
Further, set composite can coordinate with assembly drum 1, and completion tread package 7 is compound with carcass component, so as to fulfill primary
Forming tire fetus.Relative to the prior art, forming method of the invention can an automatic moulding green tyres, be not required to very important person
The carcass component that work or mechanical-assisted are removed in carcass drum is placed on aeration settling on setting drum, avoids the tyre bead of carcass component
4 movements, so as to improve the quality of tire.
In the description of specific embodiment, the property discussed term " in the present embodiment ", " in one embodiment ", " specific reality
Apply in example " etc. descriptions mean combine the embodiment description specific features or feature be contained at least one embodiment of the present invention
In.And identical embodiment in a specific embodiment, is not necessarily referring to the schematic representation of above-mentioned term.Moreover,
The specific features or point of description can in an appropriate manner combine in any one or more embodiments.
Obviously, the above embodiment of the present invention is just for the sake of clearly illustrating example of the present invention, and it is pair to be not
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
All any modification, equivalent and improvement made within the spirit and principle of invention etc., should be included in the claims in the present invention
Protection domain within.
Claims (10)
1. a kind of tire moulding method of tyre building machine, which is characterized in that the tyre building machine includes molding tread package
(7) tread drum, the assembly drum (1) of shaped carcass component, assistant formation unit, set composite, tread drum driving box and into
Type rouses driving box, and the tread drum driving box is controlled described in the tread drum rotation or mobile, described assembly drum driving box control
Assembly drum (1) rotates or movement, and the assembly drum (1) is including two symmetrically arranged sides drums (10) and positioned at two sides
Middle drum (11) between bulging (10), two and half drums (110) of the middle drum (11) including axially can mutually be embedded in cooperation, the side
Drum (10) connect and can relatively move with half drum (110), and the middle drum (11) has contraction state and expansion shape in radial direction
State, two side drums (10) are equipped with bead support unit (102) and anti-package unit (101), the bead support unit
(102) can radial contraction or expansion, the method for the forming tire includes the following steps：
Step 1, in contraction state, the assembly drum (1) rotates to batch carcass material (6) the middle drum (11)；
Step 2, for the middle drum (11) in expansion state, the assistant formation unit assists the assembly drum (1) by tyre bead (4)
Anti-package enters in carcass material (6)；
Step 3, the middle drum (11) is bonded sidewall in expansion state in the both sides for the carcass material (6) for being surrounded by the tyre bead
(5), the assistant formation unit assists the assembly drum (1) that sidewall (5) are just being packed in carcass material (6) and forms carcass component；
Step 4, the middle drum (11) locks institute in expansion state, bead support unit (102) radial dilatation with circumferential
State tyre bead (4), the assembly drum driving box inflates carcass component, and axially opposing movements of two half drums (110) and embedding
Enter to coordinate so that the inner peripheral surface of the tread package (7) is bonded just with the outer circumference surface of carcass component, the set composite
Assist the assembly drum (1) that tread package (7) and the rolling of carcass component is compound to form fetus.
2. the tire moulding method of tyre building machine as described in claim 1, which is characterized in that the tyre building machine also wraps
At least one tyre bead positioning device (20) being axially movable is included, the step 2 further includes：
The assembly drum (1) is assisted to enter tyre bead (4) anti-package in carcass material (6) in the assistant formation unit, the tyre bead is determined
Position device (20) carries, two tyre beads (4) of positioning, and moves axially to the designated position of the assembly drum (1).
3. the tire moulding method of tyre building machine as claimed in claim 2, which is characterized in that the step 2 further includes：
When tyre bead (4) is moved to the designated position of the assembly drum (1) by the tyre bead positioning device (20), the tyre bead branch
Supportting unit (102) radial dilatation can circumferential locked bead (4).
4. the tire moulding method of tyre building machine as described in claim 1, which is characterized in that the assistant formation unit is also
Including positive closure pressure roller (23), the step 3 further includes：
The side drum (10) is mobile with a space of stepping down out axially away from the middle drum (11), and the positive closure pressure roller (23) moves
In to the space, and carcass material (6) will be bonded to beyond the part sidewall (5) at carcass material (6) edge.
5. the tire moulding method of tyre building machine as claimed in claim 4, which is characterized in that the step 4 further includes：
Before bead support unit (102) radial dilatation, two described side drum (10) axially opposing movements are until described
Bead support unit (102) is positioned at the lower section of tyre bead (4).
6. the tire moulding method of tyre building machine as described in claim 1, which is characterized in that in the step 1 to step 3
While either step carries out, the tire moulding method of the tyre building machine further includes：
The tread package being disposed thereon (7) is transferred in the set composite by the tread drum.
7. the tire moulding method of tyre building machine as claimed in claim 6, which is characterized in that the tread package (7) with
Carcass component further includes before being combined into fetus：
The set composite movement is with corresponding to the position of carcass component on the assembly drum (1) or described by tread package (7)
Assembly drum (1) is mobile with by the tread package (7) in carcass component correspondence to the set composite.
8. the tire moulding method of tyre building machine as claimed in claim 7, which is characterized in that when on the assembly drum (1)
Tread package (7) it is corresponding with the carcass module position in the set composite after, two described half drum (110) axially opposing shiftings
It moves and is embedded in and specifically include：
Two axially opposing movements of the partly drum (110) are simultaneously mutually embedded up to the distance between two tyre beads (4) meet tire
The overdetermination offset of technique.
9. the tire moulding method of tyre building machine as claimed in claim 8, which is characterized in that during the set composite includes
Heart pressure roller (24) and shoulder pressure roller (25), the step 4 further include：
After the inner peripheral surface of the tread package (7) is bonded just with the outer circumference surface of the carcass component, the assembly drum
(1) it rotates, the center pressure roller (24) and the shoulder pressure roller (25) roll the tread package (7) and the patch of the carcass component
The two is caused to fit closely to form fetus at conjunction.
10. the tire moulding method of tyre building machine as claimed in claim 9, which is characterized in that the set composite also wraps
Handgrip (26) is included, the step 4 further includes：
After the shoulder pressure roller (25) rolls the tire shoulder of the fetus, the circumferentially fixed fetus of handgrip (26), in described
Drum (11) radial contraction resets, and the assembly drum driving box carries out vacuumizing step sequence to the carcass component of inflation.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711481152.8A CN108215261B (en) | 2017-12-29 | 2017-12-29 | The tire moulding method of tyre building machine |
| PCT/CN2018/112607 WO2019085885A1 (en) | 2017-10-30 | 2018-10-30 | Building drum, tire building machine and tire building method thereof |
| KR1020207013254A KR102263087B1 (en) | 2017-10-30 | 2018-10-30 | Forming drum, tire forming machine and tire forming method of tire forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201711481152.8A CN108215261B (en) | 2017-12-29 | 2017-12-29 | The tire moulding method of tyre building machine |
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| Publication Number | Publication Date |
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| CN108215261A true CN108215261A (en) | 2018-06-29 |
| CN108215261B CN108215261B (en) | 2019-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711481152.8A Active CN108215261B (en) | 2017-10-30 | 2017-12-29 | The tire moulding method of tyre building machine |
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| CN (1) | CN108215261B (en) |
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| CN109291482A (en) * | 2018-12-03 | 2019-02-01 | 萨驰华辰机械(苏州)有限公司 | A kind of tire assembly drum |
| CN109383057A (en) * | 2018-10-12 | 2019-02-26 | 萨驰华辰机械(苏州)有限公司 | A kind of tire assembly drum |
| CN109501346A (en) * | 2018-12-30 | 2019-03-22 | 萨驰华辰机械(苏州)有限公司 | A kind of assembly drum and tyre building machine |
| CN109501345A (en) * | 2018-12-30 | 2019-03-22 | 萨驰华辰机械(苏州)有限公司 | A kind of forming method of tyre building machine |
| CN109624367A (en) * | 2018-11-30 | 2019-04-16 | 萨驰华辰机械(苏州)有限公司 | A kind of tire assembly drum |
| WO2019085885A1 (en) * | 2017-10-30 | 2019-05-09 | 萨驰华辰机械(苏州)有限公司 | Building drum, tire building machine and tire building method thereof |
| CN109733128A (en) * | 2019-01-17 | 2019-05-10 | 宁夏神州轮胎有限公司 | Be all-trans pack arrangement on a kind of all steel tire sidewall |
| CN110509585A (en) * | 2019-08-30 | 2019-11-29 | 萨驰华辰机械(苏州)有限公司 | The tire moulding method of tyre building machine |
| CN114228213A (en) * | 2022-02-25 | 2022-03-25 | 赛轮(东营)轮胎股份有限公司 | Production process for preparing high-turn-up specification tire by using semi-steel one-step method mechanical drum |
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| CN1792622A (en) * | 2004-12-23 | 2006-06-28 | 固特异轮胎和橡胶公司 | Method of making a tire using a high crown single-stage tire-building drum |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2019085885A1 (en) * | 2017-10-30 | 2019-05-09 | 萨驰华辰机械(苏州)有限公司 | Building drum, tire building machine and tire building method thereof |
| CN109383057A (en) * | 2018-10-12 | 2019-02-26 | 萨驰华辰机械(苏州)有限公司 | A kind of tire assembly drum |
| CN109624367A (en) * | 2018-11-30 | 2019-04-16 | 萨驰华辰机械(苏州)有限公司 | A kind of tire assembly drum |
| CN109291482A (en) * | 2018-12-03 | 2019-02-01 | 萨驰华辰机械(苏州)有限公司 | A kind of tire assembly drum |
| CN109501346A (en) * | 2018-12-30 | 2019-03-22 | 萨驰华辰机械(苏州)有限公司 | A kind of assembly drum and tyre building machine |
| CN109501345A (en) * | 2018-12-30 | 2019-03-22 | 萨驰华辰机械(苏州)有限公司 | A kind of forming method of tyre building machine |
| CN109733128A (en) * | 2019-01-17 | 2019-05-10 | 宁夏神州轮胎有限公司 | Be all-trans pack arrangement on a kind of all steel tire sidewall |
| CN110509585A (en) * | 2019-08-30 | 2019-11-29 | 萨驰华辰机械(苏州)有限公司 | The tire moulding method of tyre building machine |
| CN114228213A (en) * | 2022-02-25 | 2022-03-25 | 赛轮(东营)轮胎股份有限公司 | Production process for preparing high-turn-up specification tire by using semi-steel one-step method mechanical drum |
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| CN108215261B (en) | 2019-10-15 |
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Address after: No.111 hengchangjing Road, Zhoushi Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Sachi Intelligent Equipment Co.,Ltd. Address before: No.12 Xinzhen Road, Zhoushi Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: Sachi Intelligent Equipment Co.,Ltd. |