CN109501346A - A kind of assembly drum and tyre building machine - Google Patents
A kind of assembly drum and tyre building machine Download PDFInfo
- Publication number
- CN109501346A CN109501346A CN201811648589.0A CN201811648589A CN109501346A CN 109501346 A CN109501346 A CN 109501346A CN 201811648589 A CN201811648589 A CN 201811648589A CN 109501346 A CN109501346 A CN 109501346A
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- Prior art keywords
- drum
- watt
- assembly
- cover board
- radially
- Prior art date
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- 150000001875 compounds Chemical class 0.000 claims abstract description 11
- 230000008602 contraction Effects 0.000 claims abstract description 11
- 239000002131 composite material Substances 0.000 claims description 14
- 239000011324 bead Substances 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000000465 moulding Methods 0.000 abstract description 27
- 238000000034 method Methods 0.000 abstract description 24
- 230000007547 defect Effects 0.000 abstract description 3
- 230000000630 rising effect Effects 0.000 description 8
- 238000005273 aeration Methods 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 5
- 239000002775 capsule Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 230000004323 axial length Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 210000001161 mammalian embryo Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
-
- 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
- B29D30/24—Drums
- B29D30/26—Accessories or details, e.g. membranes, transfer rings
- B29D2030/2635—Central bladder, e.g. elastic membrane, sleeve, envelope, diaphragm, which covers the central portion of the drum, e.g. covering the toroidally expandable rigid segments
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tyre Moulding (AREA)
Abstract
The present invention provides a kind of assembly drum, including drum axis, the two sides drum being arranged on the bulging axis and positioned at the middle drum of described two sides drum axially inner side, the side drum can relatively it is described it is middle drum axial movement, the middle drum is radially distensible or shrinks, the axial width of the middle drum is alterable, the middle drum has circumferential surface, and for the middle drum under expansion or contraction state, the circumferential surface is continuous closed surface.The present invention also provides a kind of tyre building machines with the assembly drum, so as to carry out one-through tire molding using the moulding process of secondary method, without carrying out the final compound of tread package and carcass component in the carcass component manual handling to setting drum after the completion of forming, improve tire building quality, tyre building machine with assembly drum of the invention can also overcome one-stage building process that cannot form the defect of maximum section of passenger flow tire, and one-through tire moulding process is enabled to form maximum section of passenger flow tire.
Description
Technical field
The present invention relates to tire building technical field more particularly to a kind of assembly drum and with the tire building of the assembly drum
Machine.
Background technique
The existing tyre forming machine of the wheel of the law twice needs carcass drum, setting drum, the common cooperation of banding drum to realize tire
The molding of embryo.Specifically, the forming step of green tyres includes: carcass drum shaped carcass component, banding drum forms tread package,
Manually or mechanically auxiliary is removed carcass component and is placed on setting drum, setting drum to carcass component aeration settling and on molding machine
Press roll component cooperates to complete the compound of carcass component and tread package jointly.Wherein, carcass drum shaped carcass component process walks
Suddenly it is completed on one-section shaping apparatus, banding drum forms tread package, to carcass component aeration settling, the tyre surface moved on setting drum
The composite steps of component and carcass component are generally completed on second stage building machine.
One-section shaping apparatus includes the mechanisms such as finger-type piece, reverse-wrapped capsule, reverse-wrapped capsule boosting disk and bead ring.On bead ring
After being manually arranged tyre bead, after finger-type piece presses carcass component two sides, bead ring is moved to outside carcass component two sides, anti-package
Capsule boosting disk boosting reverse-wrapped capsule carries out anti-package movement to carcass component.After the completion of anti-package, side wall portion is fitted in carcass
The pressure roller progress positive closure movement of the axial sides of component, one-section shaping apparatus is compound by carcass component and sidewall, to complete tubular
The molding of carcass component.The carcass component completed in carcass drum is manually or mechanically assisted to the supreme second stage building of installation in next step
On the setting drum designated position of machine, and tread package is moved at the periphery of setting drum carcass component, setting drum cooperates two sections
The rolling that molding machine completes the aeration settling of carcass component, tread package and carcass component is compound and unload movement of the foetus work, to complete
The entire moulding process of green tyres.Due in carcass drum to the needs of green tyres during setting drum transition from carcass drum
On be moved on setting drum, to influence the proper alignment of two tyre beads in carcass component, and then influence green tyres formed precision,
Tire quality is caused to be affected.
One-through tire molding machine is that tread package realizes that assembly, carcass component are real on assembly drum on banding drum
Then existing assembly is transmitted to tread package on assembly drum and realizes tire building movement, since tire is one-pass molding, wheel
Tire tyre bead does not move, therefore manual intervention is few in tire building process, and precision controlling is high；But this moulding process is unable to satisfy
Wide sidewall, maximum section of passenger flow tire production.
In view of this, it is necessary to provide a kind of improved assembly drum and the tyre building machine with the assembly drum is to solve
The above problem.
Summary of the invention
The purpose of the present invention is to provide a kind of moulding process using secondary method to carry out the molding molding of one-through tire
Bulging and tyre building machine.
To achieve the above object, the present invention provides a kind of assembly drum, including rousing axis, two sides being arranged on the bulging axis
Drum and positioned at described two sides drum axially inner side middle drum, the side drum can relatively it is described it is middle drum axial movement, the middle drum
The axial width of radially distensible or contraction, the middle drum is alterable, and the middle drum has circumferential surface, and the middle drum is expanding
Or contraction state under, the circumferential surface is substantially closed surface.
Further, the middle drum include the middle part being fixed at the bulging diameter of axle outward and be located at the middle part axis
To two shoulders of two sides, described two shoulders can be axially facing or away from middle part movement, so that the axis of the middle drum
To variable-width, the middle part and described two shoulders synchronize move radially.
Further, the middle part further includes multiple cover boards positioned at the middle part outermost radial outside, the multiple cover board
Axially extend to the radial outside of described two shoulders.
Further, the middle part further includes the first driving device being set on the bulging axis, is connected to described first
Multiple middle parts drum watt of the radial outside of driving device, the multiple cover board, which respectively corresponds, is set to the multiple middle part drum watt
Outer surface.
Further, the multiple middle part drum watt includes circumferentially spaced multiple first middle parts drum watt and multiple the
Two middle part drums watt, when the middle drum is in expansion state, second middle part drum watt is located in two adjacent described first
It is in same radial height between portion's drum watt and with first middle part drum watt, it is described when the middle drum is in contraction state
Multiple first middle parts drum watt is adjacent two-by-two, and the diameter that the multiple second middle part drum watt is located at the multiple first middle part drum watt is inside
Side.
Further, the multiple cover board includes first be correspondingly arranged on the first middle part drum watt radially-outer surface
Cover board and the second cover board being correspondingly arranged on the second middle part drum watt radially-outer surface, when the middle drum is in expansion shape
When state, the multiple second cover board and the multiple first cover board radial height having the same, so that middle drum has continuous envelope
The circumferential surface closed, when the middle drum is in contraction state, the multiple second cover board is located at the multiple first cover board diameter
Inwardly, the multiple first cover board has substantially closed circumferential surface.
Further, the shoulder includes the ontology being set on the bulging axis, is circumferentially spaced apart from each other setting at described
Multiple first support bars and multiple second support bars on body, the first side drum watt for being fixedly connected on the first support bar upper end
And it is fixedly connected on second side drum watt of the second support bar upper end, the first support bar and second support bar can be in diameters
It is flexible upwards.
Further, the middle drum further includes the synchronizing bar extended from the on both sides of the middle, and the synchronizing bar extends to
Inside the shoulder.
Further, the synchronizing bar includes extending axially outward and extending into described from the first middle part drum watt two sides
It the first synchronizing bar in the drum watt of first side and is extended axially outward from the second middle part drum watt two sides and extends into described the
The second synchronizing bar in the drum watt of two sides.
Further, when the middle drum is in expansion state, the multiple second cover board and the multiple first cover board
Radial height having the same, the first side drum watt and second side drum watt height having the same, the multiple second cover board
The base is formed with the peripheral surface of the peripheral surface of the multiple first cover board and first side drum watt and second side drum watt
Closed surface in sheet；When the middle drum is in contraction state, the peripheral surface of the multiple first cover board and the multiple
The peripheral surface of first side drum watt forms the substantially closed surface.
Further, the assembly drum further includes that described two sides drum can be driven axial synchronous towards or away from mobile the
Two driving devices.
Further, the assembly drum further includes the axis being set between the bulging axis and each side drum radially
Set, described axle sleeve one end are connected with side drum, and the other end is connected with the shoulder, so that the side is bulging and the shoulder is in institute
It states and is axially relatively or contrarily moved jointly under the driving of the second driving device.
Further, the side drum includes the cylinder assembly being set on the axle sleeve and is arranged in the cylinder assembly
On anti-package unit and bead support unit.
Assembly drum provided by the invention is by being arranged to substantially closed surface for the circumferential surface of middle drum, in this way, will wheel
Tire component is fitted on middle drum and can be avoided after being rolled the generation marking, improves tire building quality.In addition, side drum can phase
Centering drum axial movement, so that space of stepping down out between side drum and middle drum carries out positive closure rolling movement for molding machine, again
The axial width of middle drum is alterable, thus achievable aeration settling step, and then assembly drum can realize high quality carcass component
Molding.
The present invention also provides a kind of tyre building machine, including for forming tread package banding drum, be used for shaped carcass
The assembly drum as described above of component is respectively used to two feeding machanisms being fed to banding drum and assembly drum and for multiple
Close the set composite of tread package, carcass component.
Tyre building machine provided by the invention can carry out a wheel of the law using the moulding process of secondary method on assembly drum
Tire molding, without carrying out tread package and carcass component most in the carcass component manual handling to setting drum after the completion of forming
Whole is compound, improves tire building quality.Assembly drum tyre building machine provided by the invention can also overcome once-through method to form
Technique cannot form the defect of maximum section of passenger flow tire, enable and form maximum section of passenger flow tire using one-through tire moulding process, real
Supplement of the existing one-through tire moulding process to molding maximum section of passenger flow tire product.
Detailed description of the invention
Fig. 1 is the schematic top plan view of tyre building machine of the present invention.
Fig. 2 is the perspective view of assembly drum of the present invention in a contracted state.
Fig. 3 is the main view of assembly drum in Fig. 2.
The cross-sectional view of Fig. 4 line C-C along Fig. 3.
Fig. 5 is the enlarged drawing in Fig. 3 at A.
Fig. 6 is perspective view of the assembly drum in side drum under open configuration in Fig. 2.
Fig. 7 is perspective view of the assembly drum of the present invention under rising state.
Fig. 8 is the main view of assembly drum in Fig. 7.
Fig. 9 is perspective view of the assembly drum in side drum under open configuration in Fig. 7.
Figure 10 is the cross-sectional view of the F-F line along Fig. 9.
Figure 11 is the cross-sectional view that Figure 10 moves to middle part radially inner side in shoulder.
Figure 12 is the partial enlarged view in Figure 10 at E.
Figure 13 is the cross-sectional view of middle drum in a contracted state.
Figure 14 is cross-sectional view of the middle drum under half rising state.
Figure 15 is cross-sectional view of the middle drum under whole rising states.
Figure 16 is middle drum in the partial perspective view under rising state.
Figure 17 is the partial perspective view of the middle drum shown in Figure 16.
Figure 18 is side view of the middle part drum watt of middle drum under rising state.
Figure 19 is the side view of the middle part drum watt of middle drum in a contracted state.
Figure 20 is the schematic diagram that carcass component aeration settling and tread package are located at carcass component periphery.
Figure 21 is the schematic diagram that center pressure roller rolls the compound place of tread package and carcass component.
Specific embodiment
Hereinafter, the present invention will be described in detail with reference to various embodiments shown in the accompanying drawings, below in conjunction with attached drawing to this hair
It is bright to be described.
Shown in as shown in Figure 1, Figure 20 and Figure 21, the present invention discloses a kind of tire assembly drum 100 applied to tyre building machine, should
Tyre building machine further include banding drum 210, set composite 220, assembly drum driving box 230, banding drum driving box 240 and auxiliary at
Type unit.Wherein, assembly drum driving box 230 can drive the rotation of assembly drum 100 or mobile, and banding drum driving box 240 can drive band
The rotation of beam drum 210 is mobile.Assistant formation unit includes lower compression roller and positive closure pressure roller, and assistant formation unit can cooperate assembly drum
100 shaped carcass components 6.Set composite can receive the tread package 5 on banding drum, and cooperate with assembly drum 100 by tyre surface
Component 5 and carcass component 6 are combined into green tyres.Set composite 220 is designed to fixed in the embodiment shown in fig. 1,
Assembly drum 100 is axially movable to the radially inner side of set composite 220.However alternatively, which can also be by
It is designed to that moveable and assembly drum 100 is tread package fixed, that set composite 220 is axially movable will form
5 are transferred to 100 radial outside of assembly drum, with compound for carrying out tread package 5 and carcass component 6.
It refers to shown in Figure 20 and Figure 21, tread package 5 includes belt, the string of a hat being successively molded on banding drum 210
Layer and tread ply.Belt, band and tread ply are successively transferred to banding drum by feeding machanism, and mutually compound to shape
At tread package 5.Forming the tread package 5 completed can be transferred in set composite by banding drum.
Referring to Figure 1, shown in Figure 20 and Figure 21, carcass component 6 include successively on assembly drum 100 molding liner layer,
Casing ply, tyre bead and sidewall.Liner layer, casing ply, tyre bead and sidewall are successively transferred to assembly drum 100 by feeding machanism, and
It is mutual compound to form carcass component 6.Carcass component 6 is transferred in set composite by assembly drum 100.It should be noted that
In the forming process of carcass component 6, before the step of being bonded sidewall, needs to be inflated anti-package step, tyre bead is set
In in the composite layer being collectively formed by liner layer and casing ply.
Set composite 220 includes the rolling mechanism for transmitting ring and being installed on transmitting ring.Tread package 5 and carcass component
The 6 composite molding process on set composite can join following explanation.
Firstly, tread package 5 is transferred in transmitting ring and is circumferentially located in transmitting ring by banding drum；
Then, carcass component 6 is transferred in tread package 5 by assembly drum 100, while carcass component 6 is inflated sizing, directly
The inside of tread package 5 is bonded to carcass component 6.
Finally, rolling mechanism rolling tread package 5 and carcass component 6, so that carcass component 6 and tread package 5 are closely viscous
It closes to form complete green tyres.
As shown in Fig. 2 to Fig. 9, assembly drum 100 of the present invention includes drum axis 1, two side drums 2 being arranged on drum axis 1, is located at
The middle drum 3 and two side drums 2 of driving of two 2 axially inner sides of side drum be axially opposing or the second driving device 4 for being moved away from.Two
A side drum 2 is symmetricly set on the axially external of middle drum 3.Assembly drum 100 further include two be set to radially respectively bulging axis 1 with
Axle sleeve 21 between side drum 2, two axle sleeves 21 are arranged at axially spaced intervals in the two sides of middle drum 3.Wherein, 2 last points of side drum can phase
Axle sleeve 21 is moved axially, another part on side drum 2 cannot be moved axially with respect to axle sleeve 21.Specifically, the axial direction of axle sleeve 21
One end is connect with middle drum 3, and the axial other end of axle sleeve 21 is connect with another part on side drum 2.
As shown in figure 4, drum axis 1 is in hollow setting, and is respectively equipped with the matching hole axially extended on drum axis 1 and axle sleeve 21
(not shown), matching hole have certain axial length.Second driving device 4 include be arranged in drum axis 1 inside lead screw 41, and
Two slipping blocks 42 that lead screw 41 is threadedly engaged and spaced are separately positioned on two slipping blocks 42 and rouse with respective side
Two connecting rods 43 of 2 connections.Wherein, each connecting rod 43 sequentially passes through two matching holes and and consolidates with a part of side drum 2
Fixed connection.
As shown in figure 4, side drum 2 includes being set in the periphery of axle sleeve 21 and the cylinder assembly 22 that is connected with connecting rod 43 and setting
Set anti-package unit 23 and bead support unit 24 on cylinder assembly 22.In the present embodiment, anti-package unit 23 is air bag.
As shown in Fig. 3, Fig. 4 and Figure 12, cylinder assembly 22 includes outer cylinder body 221, inner cylinder body 222 and is placed in inner cylinder body
Piston 223 between 222 and outer cylinder body 221.Wherein, inner cavity 224 is formed between inner cylinder body 222 and outer cylinder body 221.Piston 223
One end extend into interior intracavitary, and inner cavity 224 is separated into the first chamber and the second chamber being spaced apart from each other.In addition, piston 223 is fixed
Connecting bushing 21 and connecting rod 43, inner cylinder body 222 is against axle sleeve 21 and is fixedly attached to outer cylinder body 221, inner cylinder body 222 and outer shell
Body 221 can opposing pistons 223, the sliding of axle sleeve 21.
When supplying simultaneously to the first chamber of cylinder assembly 22, inner cylinder body 222 and outer cylinder body 221 can be together along drum axis
1 movement of drum 3 in of opposing pistons 223 on axle sleeve 21, while driving anti-package unit 23 and bead support unit 24 axis together
To movement.When being inflated simultaneously to the second chamber of cylinder assembly 22 in two side drums 2, it can be achieved that two side drums 2 are remote simultaneously
It is mobile from middle drum 3.
As shown in Fig. 2 to Fig. 4 and Figure 16, middle drum 3 includes middle part 31 and is located at 31 axial sides of middle part and can be opposite
Two shoulders 32 that middle part 31 moves axially.Wherein, middle part 31 and two shoulders 32 are respectively sleeved on bulging axis 1, each shoulder
32 connect with corresponding axle sleeve 21 respectively.The specific structure of following centering drum 3 is described in detail.
Middle part 31 includes the first driving device 311 being set on bulging axis 1, the radial direction for being connected to first driving device 311
Multiple middle parts drum watt in outside, multiple synchronizing bars for being installed on multiple middle parts drum watt two sides and respectively corresponding are installed on described more
Multiple cover boards of the outer surface of a middle part drum watt.
As shown in Fig. 2 to Fig. 4 and Figure 16 to Figure 18, multiple middle part drums watt can be in the driving of first driving device 311
Lower radial expansion.Multiple middle parts drum watt includes the multiple first middle parts drum watt 312 being spaced apart in a circumferential direction, circumferentially-spaced
Multiple second middle parts drum watt 313 between two neighboring first middle part drum watt 312 is set.
Multiple synchronizing bars include the first synchronizing bar 314 and the fixed setting for being fixed at the first middle part drum watt 312 two sides
The second synchronizing bar 315 in the second middle part drum watt 313 two sides.
Multiple cover boards include the first cover board 316 and right being correspondingly arranged on the first middle part drum watt 312 radially-outer surfaces
The second cover board 317 on second middle part drum watt 313 radially-outer surfaces should be set.It should be noted that the first cover board 316 and
The axial length of two cover boards 317 is identical, the radial appearance for axially extending to shoulder 32 of the first cover board 316 and the second cover board 317
Face.
As shown in Figure 10 to Figure 19, first driving device 311 can drive the first middle part drum watt 312 and the second middle part drum watt
313 move radially.Specifically, first driving device 311 includes the pedestal 3112 being set on bulging axis 1, is arranged in pedestal 3112
It is interior and be axially movable first wedge-shaped part part 3111, radially movable multiple connections under the driving of first wedge-shaped part part 3111
Component 3113, multiple connecting components 3113 include multiple first connecting portion part 3113a and multiple second connecting portion part 3113b.
Multiple first connecting portion part 3113a and multiple second connecting portion part 3113b are sequentially arranged at intervals in a circumferential direction.First middle part
Drum watt 312 is fixedly connected on the upper end of first connecting portion part 3113a, and the second middle part drum watt 313 is fixedly connected on second connecting portion
The upper end of part 3113b.
As shown in Figure 16 to Figure 19, be equipped at intervals on 3111 outer surface of first wedge-shaped part part multiple first skewed slot 3111c and
Second skewed slot 3111d.Wherein, the first skewed slot 3111c and the second skewed slot 3111d are spaced apart from each other setting.First connecting portion part 3113a
Lower end it is oblique, can be slidably matched with the first skewed slot 3111c, the lower end of second connecting portion part 3113b is also oblique,
It can be slidably matched with the second skewed slot 3111d.When first wedge-shaped part part 3111 moves axially, first connecting portion part can be pushed simultaneously
3113a and second connecting portion part 3113b are moved radially outward, and then drive the first middle part drum watt 312 and the second middle part drum watt 313
It synchronizes and is moved radially outward.
As shown in FIG. 13 to 15, specifically, in pedestal 3112 includes the inner cylinder body 3112b being set on bulging axis 1, is located at
The first side wall 3114 of cylinder body 3112b axial direction side, the second sidewall 3115 positioned at the inner cylinder body 3112b axial direction other side.Inner casing
Body 3112b, the first side wall 3114, second sidewall 3115, which are enclosed, is set as a semi-enclosed cavity with opening 3117a.First wedge shape
In a ring, and the cavity between the first side wall 3114 and second sidewall 3115 is arranged in first wedge-shaped part part 3111 to component 3111
It is interior, and be axially movable.
As shown in FIG. 13 to 15, connecting component 3113 is slidably matched with first wedge-shaped part part 3111, and can be in first wedge
Radial expansion under the axial movement of shape component 3111.And connecting component 3113 in the axial direction with the first side wall 3114 and second sidewall
3115 contacts and sealed opening 3117a.
As shown in FIG. 13 to 15, connecting component 3113, the first side wall 3114, second sidewall 3115, inner cylinder body 3112b it
Between formed a seal chamber 3110, connecting component 3113 by the seal chamber 3110 be separated into first annular seal space 3116 and second sealing
3,117 two parts of chamber.
As shown in Figure 13 to Figure 19, first driving device 311 further includes towards first annular seal space 3116 and the second seal chamber
3117 compressed gas sources (not shown) blown, to drive first wedge-shaped part part 3116 to move up in the axis of drum axis 1.Specifically,
By being connected with pipeline in the hollow portion of drum axis 1, the opening of pipeline respectively with 3117 phase of first annular seal space 3116 and the second seal chamber
Even.When compression is ventilated towards first annular seal space 3116, first wedge-shaped part part 3111 is pushed to be axially facing first annular seal space 3116
It is mobile, meanwhile, first connecting portion part 3113a and second connecting portion part 3113b are radially jacked up, and then drives in first
Portion's drum watt 312 and the second middle part drum watt 313 risings.When compressed gas source is mobile towards the second seal chamber 3117, first wedge is pushed
Shape component 3111 is mobile axially away from first annular seal space 3116, drives first connecting portion part 3113a and second connecting portion part 3113b
It is radially contracted, and then drive the first middle part drum watt 312 and the second middle part drum watt 313 radially contracted.
As shown in Figure 13 to Figure 19, the first skewed slot 3111c has tilt angle A (as shown in figure 15), the second skewed slot 3111d
With tilt angle B (as shown in figure 15), tilt angle A is less than tilt angle B.When first wedge-shaped part part 3111 moves axially one
It is fixed apart from when, first connecting portion part 3113a can slide along the first skewed slot 3111c and move radially a distance, second
Connecting component 3113b is slided along the second skewed slot 3111d and is moved a distance, the diameter of first connecting portion part 3113a radially
Distance is moved radially less than second connecting portion part 3113b to moving distance.
As shown in Fig. 2 to Fig. 3 and Figure 16 to Figure 19, two shoulders 32 are symmetrically disposed on 31 two sides of middle part, and can divide
Not under the driving of two side drums 2 towards or away from axial movement.Specifically, each shoulder 32 includes being set on bulging axis 1
Ontology 321, the multiple first support bars 322 being provided at circumferentially spaced on ontology 321, be provided at circumferentially spaced on ontology 321
Multiple second support bars 323, be fixedly connected on the first side drum watts 324 of 322 upper end of first support bar and be fixedly connected on
Second side drum watt 325 of 323 upper end of second support bar.Wherein, first support bar 322 and second support bar 323 can be moved radially
It is dynamic.It should be noted that the first side drum watt 324 and the first middle part drum watt 312 are located at same axis, and outer surface is having the same
Radian, so that the first side drum watt 324 axially can dock to form monoblock type with the first middle part drum watt 312, the first synchronizing bar 314 extends
The the first side drum watt 324 for entering shoulder 32, by the first synchronizing bar 314, the first side drum watt 324 and the first middle part drum watt 312 can diameters
To synchronizing moving.Second side drum watt 325 and the second middle part drum watt 313 are located at same axis, and outer surface radian having the same,
Second synchronizing bar 315 extends into second side drum watts 325 of shoulder 32, by the second synchronizing bar 314, second side drum watt 325 and the
Two middle part drums watt 313 can radial synchronizing moving.
As shown in Figures 3 to 5, the radial distance D1 of distance drum 1 central axis of axis of two the first side drums watt 324 is less than first
The radial distance D2 of central axis of the cover board 316 apart from drum axis 1.First side drum watt 324 can be in the driving of above-mentioned second driving device 4
Under be axially facing that the first cover board 316 is mobile so that the radially inner side for being partially located at the first cover board 316 of the first side drum watt 324, from
And in capable of adjusting drum 3 axial width, to carry out shaping width to carcass portion.
It should be noted that the first middle part drum watt 312 is shunk in the second middle part drum when middle drum 3 is in contraction state
Watt 313 radial outsides, multiple second cover boards 317 are located at multiple first cover board, 316 radially inner sides, multiple first cover boards 316 it is outer
Perimeter surface and the peripheral surface of multiple first sides drum watt 324 form substantially closed circumferential surface.In the rising process of middle drum 3
In, since the distance that moves radially of the first middle part drum watt 312 moves radially distance less than the second middle part drum watt 313,
After the complete rising of middle drum 3, the second middle part drum watt 313 and the first middle part drum watt 312 radial heights having the same, multiple second lids
Plate 317 and the radial height having the same of multiple first cover boards 316, the first side drum watt 324 and second side drum watt 325 have identical
Height, the peripheral surface of multiple second cover boards 317 and multiple first cover boards 316 and the first side drum watt 324 and second side drum watt
325 peripheral surface forms substantially closed surface, can avoid tyre element in fitting on middle drum 3 and the generation print when being pressurized
Note.
As shown in Figure 13 to Figure 15 and Figure 16 to Figure 19, since the first cover board 316 is mounted on the outer of the first middle part drum watt 312
Surface, the second cover board 317 are mounted on the outer surface of the second middle part drum watt 313.When middle part 31 is in expansion state, multiple first
The outer surface of cover board 316 and multiple second cover boards 317 forms substantially closed circle, the first cover board 316 and the second cover board 317
Axial sides respectively extend from two shoulders 32, wherein the axial sides of the first cover board 316 extend respectively to the first side drum watt
On 324, the axial sides of the second cover board 317 are extended respectively on second side drum watt 325.When middle part 31 is in contraction state,
Multiple first cover boards 316 are capable of forming substantially closed circle.It, can due to the setting of the first cover board 316 and the second cover board 317
So that shape is integral in the axial direction at middle part 31, and when on the carcass material after the completion of sidewall component is fitted in positive closure, lower compression roller
Roll-in can be carried out to the sidewall component being fitted on carcass material, sidewall component and carcass material are preferably bonded.
As shown in Figures 3 to 5, specifically, one end of above-mentioned axle sleeve 21 and ontology 321 are fixedly installed, and lead screw 41 includes
Two threaded portion (not labeled) positioned at two sides, the thread rotary orientation of two threaded portions is on the contrary, above-mentioned two slipping block 42 is set respectively
It sets on two threaded portions, and is respectively equipped with and cooperates with two threaded portions.When driving source driving lead screw 41 rotates, due to
Two slipping blocks 42 are separately positioned on two oppositely oriented threaded portions, aloow two slipping blocks 42 synchronize it is opposite or
It is moved away from, so that axle sleeve 21 be driven to move axially, drives two shoulders 32 synchronous along drum axis 1 is axially opposing or opposite shifting
It is dynamic, so in capable of adjusting drum 3 axial width, to carry out shaping width to carcass component.
In conclusion tyre building machine provided by the invention can be carried out on assembly drum using the moulding process of secondary method
One-through tire molding, without carrying out tread package and carcass in the carcass component manual handling to setting drum after the completion of forming
Component it is final compound, improve tire building quality, reduce cost of labor；Tire with assembly drum of the invention at
Type machine can also overcome one-stage building process that cannot form the defect of maximum section of passenger flow tire, so that forming work using one-through tire
Artistic skill enough forms maximum section of passenger flow tire, realizes one-through tire moulding process to the supplement of molding maximum section of passenger flow tire product.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiments of understanding.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention
Or change should all be included in the protection scope of the present invention.
Claims (14)
1. a kind of assembly drum, which is characterized in that including drum axis, the two sides drum being arranged on the bulging axis and positioned at described two
The middle drum of a side drum axially inner side, the side drum can the relatively described middle drum axial movement, the middle drum is radially distensible or receives
Contracting, the axial width of the middle drum is alterable, and the middle drum has circumferential surface, the middle drum under expansion or contraction state,
The circumferential surface is substantially closed surface.
2. assembly drum according to claim 1, it is characterised in that: the middle drum includes being fixed at the bulging axis radial direction
The middle part in outside and two shoulders positioned at the middle part axial sides, described two shoulders can be axially facing or away from described
Middle part is mobile so that the axial width of the middle drum is alterable, the middle part and described two shoulders synchronize move radially.
3. assembly drum according to claim 2, it is characterised in that: the middle part further includes being located at the middle part radially
Multiple cover boards of side, the multiple cover board axially extend to the radial outside of described two shoulders.
4. assembly drum according to claim 3, it is characterised in that: the middle part further includes be set on the bulging axis
Bulging watt of multiple middle parts of one driving device, the radial outside for being connected to the first driving device, the multiple cover board is right respectively
The outer surface of the multiple middle part drum watt should be set to.
5. assembly drum according to claim 4, it is characterised in that: the multiple middle part drum watt includes circumferentially spaced
Multiple first middle parts drum watt and multiple second middle parts drum watt, when the middle drum is in expansion state, second middle part drum
Watt be located at it is two adjacent it is described first middle part drum watt between and with it is described first middle part drum watt be in same radial height, work as institute
When stating middle drum and being in contraction state, the multiple first middle part drum watt is adjacent two-by-two, and the multiple second middle part drum watt is located at institute
State the radially inner side of multiple first middle parts drum watt.
6. assembly drum according to claim 5, it is characterised in that: the multiple cover board includes being correspondingly arranged at described first
The first cover board on the drum watt radially-outer surface of middle part and be correspondingly arranged on the second middle part drum watt radially-outer surface the
Two cover boards.
7. assembly drum according to claim 6, it is characterised in that: the shoulder includes the sheet being set on the bulging axis
Body circumferential be spaced apart from each other setting multiple first support bars on the body and multiple second support bars, be fixedly connected on institute
It states the first side drum watt of first support bar upper end and is fixedly connected on second side drum watt of the second support bar upper end, it is described
First support bar and second support bar can stretch radially.
8. assembly drum according to claim 7, it is characterised in that: the middle drum further includes extending from the on both sides of the middle
Synchronizing bar, the synchronizing bar extends to inside the shoulder.
9. assembly drum according to claim 8, it is characterised in that: the synchronizing bar includes from first middle part drum watt two
Side extends axially outward and extends into the first synchronizing bar in the first side drum watt and the drum watt two sides from the middle part of described second
It extends axially outward and extends into the second synchronizing bar in second side drum watt.
10. assembly drum according to claim 7, it is characterised in that: the multiple when the middle drum is in expansion state
Second cover board and the multiple first cover board radial height having the same, the first side drum watt and second side drum watt have phase
The peripheral surface of same height, the multiple second cover board and the multiple first cover board and first side drum watt and second side
The peripheral surface of drum watt forms the substantially closed surface；When the middle drum is in contraction state, the multiple first
The peripheral surface of cover board and the peripheral surface of the multiple first side drum watt form the substantially closed surface.
11. assembly drum according to claim 1, it is characterised in that: the assembly drum further includes that can drive described two sides
Drum is axial synchronous towards or away from the second mobile driving device.
12. assembly drum according to claim 2, it is characterised in that: the assembly drum further includes being set to institute radially
The axle sleeve between bulging axis and each side drum is stated, described axle sleeve one end is connected with side drum, the other end and the shoulder phase
Even, so that the side is bulging and the shoulder axially relatively or contrarily moves jointly under the driving of second driving device.
13. assembly drum according to claim 1, it is characterised in that: the side drum includes the gas being set on the axle sleeve
Cylinder component and the anti-package unit and bead support unit being arranged on the cylinder assembly.
14. a kind of tyre building machine, which is characterized in that including for forming tread package banding drum, be used for shaped carcass group
The assembly drum as described in any one of claim 1-13 of part is respectively used to two confessions being fed to banding drum and assembly drum
Expect mechanism and for compound tread package, the set composite of carcass component.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811648589.0A CN109501346B (en) | 2018-12-30 | 2018-12-30 | Forming drum and tire forming machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811648589.0A CN109501346B (en) | 2018-12-30 | 2018-12-30 | Forming drum and tire forming machine |
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| CN109501346B CN109501346B (en) | 2024-08-20 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112373757A (en) * | 2020-11-04 | 2021-02-19 | 常州嘉业智能装备科技有限公司 | Prevent leaking powder ration partial shipment equipment |
| WO2021083254A1 (en) * | 2019-11-01 | 2021-05-06 | 萨驰华辰机械(苏州)有限公司 | Tire building drum |
| WO2021129249A1 (en) * | 2019-12-27 | 2021-07-01 | 萨驰华辰机械(苏州)有限公司 | Tyre building drum |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060137806A1 (en) * | 2004-12-23 | 2006-06-29 | Roedseth John K | Method of making a tire using a high crown uni-stage tire building drum |
| CN201102312Y (en) * | 2007-08-24 | 2008-08-20 | 青岛高校软控股份有限公司 | Three-drum shaping apparatus for producing tire blank |
| CN103660336A (en) * | 2012-08-15 | 2014-03-26 | 固特异轮胎和橡胶公司 | Sleeveless tire building drum with interchangeable width elements |
| CN104416935A (en) * | 2013-08-29 | 2015-03-18 | 固特异轮胎和橡胶公司 | Tire building drum |
| US20160176138A1 (en) * | 2014-12-23 | 2016-06-23 | The Goodyear Tire & Rubber Company | Sleeveless tire building drum |
| CN107584786A (en) * | 2017-10-30 | 2018-01-16 | 萨驰华辰机械(苏州)有限公司 | Assembly drum and tyre building machine |
| CN108215261A (en) * | 2017-12-29 | 2018-06-29 | 萨驰华辰机械(苏州)有限公司 | The tire moulding method of tyre building machine |
| CN207697100U (en) * | 2017-10-30 | 2018-08-07 | 萨驰华辰机械(苏州)有限公司 | Assembly drum |
| CN209666336U (en) * | 2018-12-30 | 2019-11-22 | 萨驰华辰机械(苏州)有限公司 | A kind of assembly drum and tyre building machine |
-
2018
- 2018-12-30 CN CN201811648589.0A patent/CN109501346B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060137806A1 (en) * | 2004-12-23 | 2006-06-29 | Roedseth John K | Method of making a tire using a high crown uni-stage tire building drum |
| CN201102312Y (en) * | 2007-08-24 | 2008-08-20 | 青岛高校软控股份有限公司 | Three-drum shaping apparatus for producing tire blank |
| CN103660336A (en) * | 2012-08-15 | 2014-03-26 | 固特异轮胎和橡胶公司 | Sleeveless tire building drum with interchangeable width elements |
| CN104416935A (en) * | 2013-08-29 | 2015-03-18 | 固特异轮胎和橡胶公司 | Tire building drum |
| US20160176138A1 (en) * | 2014-12-23 | 2016-06-23 | The Goodyear Tire & Rubber Company | Sleeveless tire building drum |
| CN107584786A (en) * | 2017-10-30 | 2018-01-16 | 萨驰华辰机械(苏州)有限公司 | Assembly drum and tyre building machine |
| CN207697100U (en) * | 2017-10-30 | 2018-08-07 | 萨驰华辰机械(苏州)有限公司 | Assembly drum |
| CN108215261A (en) * | 2017-12-29 | 2018-06-29 | 萨驰华辰机械(苏州)有限公司 | The tire moulding method of tyre building machine |
| CN209666336U (en) * | 2018-12-30 | 2019-11-22 | 萨驰华辰机械(苏州)有限公司 | A kind of assembly drum and tyre building machine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021083254A1 (en) * | 2019-11-01 | 2021-05-06 | 萨驰华辰机械(苏州)有限公司 | Tire building drum |
| WO2021129249A1 (en) * | 2019-12-27 | 2021-07-01 | 萨驰华辰机械(苏州)有限公司 | Tyre building drum |
| CN112373757A (en) * | 2020-11-04 | 2021-02-19 | 常州嘉业智能装备科技有限公司 | Prevent leaking powder ration partial shipment equipment |
| CN112373757B (en) * | 2020-11-04 | 2022-03-11 | 常州嘉业智能装备科技有限公司 | Prevent leaking powder ration partial shipment equipment |
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|---|---|
| CN109501346B (en) | 2024-08-20 |
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