CN107856333A - Tire assembly drum - Google Patents
Tire assembly drum Download PDFInfo
- Publication number
- CN107856333A CN107856333A CN201711037369.XA CN201711037369A CN107856333A CN 107856333 A CN107856333 A CN 107856333A CN 201711037369 A CN201711037369 A CN 201711037369A CN 107856333 A CN107856333 A CN 107856333A
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- CN
- China
- Prior art keywords
- drum
- watt
- drums
- tire assembly
- connecting rod
- 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
- B29D30/244—Drums for manufacturing substantially cylindrical tyre components with cores or beads, e.g. carcasses
- B29D30/246—Drums for the multiple stage building process, i.e. the building-up of the cylindrical carcass is realised on one drum and the toroidal expansion is realised after transferring on another drum
-
- 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
- B29D30/0061—Accessories, details or auxiliary operations not otherwise provided for
- B29D2030/0066—Tyre quality control during manufacturing
-
- 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
- B29D2030/2664—Accessories or details, e.g. membranes, transfer rings the drum comprising at least two portions that are axially separable, e.g. the portions being supported by different shafts, e.g. in order to facilitate the insertion of the beads
-
- 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
- B29D30/32—Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
- B29D2030/3207—Positioning the beads
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Tyre Moulding (AREA)
Abstract
The invention discloses a kind of tire assembly drum, including：Drum axle and the molding assembly being installed on bulging axle, molding assembly includes two side drums and the middle drum between two sides drums, the middle drum includes can axially mutually embedded two and half drums coordinated and the synchronization units for connecting two half drums respectively, each half drum includes some the first circumferentially distributed drums watt and the second drum watt and driving first drum watt and the described second drum watt drive component moved radially, and the synchronization unit is used to control the drum watt radial direction of two half drums synchronously to move radially.
Description
Technical field
The present invention relates to the technical field of tyre building machine, more particularly to a kind of tire applied on tyre building machine into
Type rouses.
Background technology
In the upper tyre bead step sequence of existing tyre forming process, tyre bead is set in tire building by the transmission ring for being loaded with tyre bead
Specified location on drum on carcass material, the bead support unit of tire assembly drum need circumferentially fixed tyre bead so that tire into
Tyre bead is further wrapped in carcass material by the anti-package unit of type drum.Occur partially in order to avoid walking the position of tyre bead in sequence in anti-package
Move, can be given by the expansion of the drum watt of middle drum tyre bead end face it is certain against power.The drum watt expansion of drum relies on cylinder at present
Drive link mechanism rouses a watt radially lifting to drive.Because the initial angle of each connecting rod is consistent, and in order to ensure that drum watt exists
A seamless periphery is formed under contraction state and is used for coiled strip, therefore drum watt must have gap under expansion state between drum watt,
Particularly end position of the drum watt close to tyre bead.During building green tyre, middle drum is at the gap of the end position of tyre bead
It is different to the extruding force of sizing material with drum watt, thus the risk that bubble or impression on the inside of tyre rim be present is caused, cause to take turns
Tire quality accident.In addition, drum watt elevating mechanism can divide or so two parts, driven by the way of cylinder driving, so as to left and right
Side drum watt can single movement.Because gas imports from side and left and right sides drum watt individually can control lifting action by cylinder, simultaneously
Gas possesses certain compressibility, causes left and right sides drum watt that the inconsistent phenomenon of speed occurs during rising.Thus rise
Playing fast side drum watt by sizing material band-offset, can cause the asymmetry of sizing material, cause tire quality accident.
The content of the invention
It is an object of the invention to provide a kind of seamless tire assembly drum of circumference and end face under drum watt stretching state,
And the left and right sides drum watt of the tire assembly drum can be with synchronization lifting.
To reach this purpose, the present invention uses following technical scheme：
A kind of tire assembly drum, including：
Drum axle and the molding assembly being installed on the bulging axle, the molding assembly include two side drums and positioned at two
Middle drum between the side drum, the middle drum includes can axially mutually embedded two and half drums coordinated and connection two described half
Bulging synchronization unit, each half drum include several circumferentially distributed first drums watt and second and rouse watt and drive described the
One drum watt and the described second drum watt drive component for being radially expanded or shrinking, the synchronization unit control the drum of two half drums
Watt radial direction synchronizing moving, first drum watt and the described second drum watt include body, and several described first are roused watt and institute
State the spaced arrangement of the body of the second drum watt and the annulus of a closing can be collectively forming..
Further, the synchronization unit include the racks being oppositely arranged on two half drums and respectively with two
The rack meshed gears, the radially fixed connection bulging axle of gear.
Further, each described rack one end is fixed on one of them described half drum, and the other end is free end.
Further, the middle drum has contraction state and an expansion state, the middle drum in a contracted state, described first
Drum watt is positioned at a radial outside for the second drum watt, and the middle drum is in expansion state, and first drum watt and the second drum watt are in same circle
On side face.
Further, the drive component include be respectively fixedly connected with side drum the first support member and the second support member and
The first sliding part and some second sliding parts being slidably connected respectively with first support member and second support member, it is described
Drive component also includes some connecting rods for being pivotally connected first sliding part and some second sliding parts, and described some second slide
Moving part connects the body.
Further, several for being circumferentially equidistantly fixed with to be pivotally connected with the connecting rod on first sliding part are solid
Determine block.
Further, the connecting rod includes first connecting rod and second connecting rod, and the first connecting rod passes through corresponding described
One sliding part connection, first drum watt, the second connecting rod connect second drum by corresponding first sliding part
Watt.
Further, the first connecting rod and the angle of axial direction are less than the second connecting rod and the angle of axial direction.
Further, first drum watt is big drum watt, and second drum watt is side drum tilt, and first drum watt is radially
On stroke be less than the stroke of the described second drum watt diametrically.
Further, first drum watt and the described second drum watt are also included from the plug division of body side extension, institute
Stating plug division includes at least one long and narrow finger, and the interlaced cooperation of the finger of two half drums makes two institutes
State the axially mutually embedded cooperation of middle drum.
Further, some bodies enclose seamless on the lateral surface and outer circumference surface of the annulus set.
Beneficial effects of the present invention：The first drum watt, the second drum watt radial expansion are driven by retraction assemblies, when drum watt expansion
During to extreme position, two end faces that middle drum rouses close to side and circumferential no gap, then against tyre bead when avoid gap
Impression is produced to sizing material, while by the synchronization lifting of the drum drum watt of synchronization unit control two and half, so that will not be by carcass material
Band-offset, the asymmetry of carcass material is avoided, improve the quality of tire.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the present invention, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the first viewing angle constructions schematic diagram of tire assembly drum.
Fig. 2 is the second viewing angle constructions schematic diagram of tire assembly drum.
Fig. 3 is the 3rd viewing angle constructions schematic diagram of tire assembly drum.
Fig. 4 is the sectional view of tire assembly drum.
Fig. 5 is the structural representation of the middle drum of tire assembly drum.
Fig. 6 is the partial enlarged drawing of sectional view shown in Fig. 5.
Fig. 7 is the structural representation at the first visual angle of synchronization unit.
Fig. 8 is the partial structural diagram of tire assembly drum.
Fig. 9 is the schematic perspective view of the first drum watt of tire assembly drum.
Figure 10 is the side view of the drum watt expansion state of middle drum.
Figure 11 is the side view of the drum watt contraction state of middle drum.
Embodiment
Embodiments of the invention are 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.Retouched below with reference to accompanying drawing
The embodiment stated is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
Further illustrate technical scheme below in conjunction with the accompanying drawings and by embodiment.
As shown in Figures 1 to 4, the invention discloses a kind of tire assembly drum 100, the tire assembly drum tire assembly drum
100 include drum axle 1, the molding assembly 2 being arranged on bulging axle 1 and drive device 3.
As shown in Figure 3 to Figure 4, molding assembly 2 include symmetrically arranged two side drums 20 and positioned at two side drums 20 it
Between middle drum 21.Wherein, middle drum 21 includes mutually embedded two and half drums 210 coordinated, two and half drums 210 symmetrically setting vertically
Put.Each side drum 20 is connected to half drum 210 of corresponding side, and a part for each side drum 20 can be by driving and away from corresponding half
Drum 210.Two side drums 20 are respectively fixedly connected with drive device 3, in this way, side drum 20 can be driven together with half drum 210 of corresponding connection
Dynamic device 3 drives and moved axially along drum axle 1.Specifically, positioned at the drum 210 of side drum 20 and half and opposite side of drum axle 1 side
The drum 210 of side drum 20 and half synchronous can be moved relatively or contrarily.Due to can phase between two and half drums 210 in molding assembly 2
Mutually embedded to coordinate, therefore, molding assembly 2 can realize the larger range of wide size of sizing, so as to be molded more size rule
The tire of lattice.
As shown in figure 4, each side drum 20 is provided with anti-package unit 22 and bead support unit 23.Tire assembly drum 100 is used
In shaped carcass component (not shown), when carcass material is advanced and is conformed on molding assembly 2, drum axle 1 rotates, driving shaping
Component 2, which rotates, make it that carcass material is end to end circularizes, then by anti-package unit 22, bead support unit 23 by bead material
Wrap into carcass material.Each side drum 20 also includes the axle sleeve 24 being set on bulging axle 1 and is set in the outer circumference surface of axle sleeve 24
On side drum housing assembly 25.Wherein, anti-package unit 22 and bead support unit 23 are arranged at leaning on for side drum housing assembly 25
One end of drum 21 near.
As shown in figure 4, drive device 3 is a screw mandrel, it can the rotation under the control of external control device (not shown).Drive
Dynamic device 3 is connected to axle sleeve 24 by a connector (not shown) and rouses housing assembly 25, one end of connector and driving with side
Device 3 is threadedly coupled, and such drive device 3 can drive connector to move axially in the state of rotation, and then propeller shaft sleeve
24 move axially along drum axle 1.
As shown in figure 4, the operation principle of side drum housing assembly 25 is similar to cylinder, it includes side drum outer cylinder body 251, side drum
Inner cylinder body 252 and the side drum piston 253 being placed between side drum inner cylinder body 252 and side drum outer cylinder body 251.Wherein, side drum inner casing
Inner chamber (not indicating) is formed between body 252 and side drum outer cylinder body 251, one end of side drum piston 253 extends into interior intracavitary.In addition,
Side drum piston 253 is fixedly connected with axle sleeve 24 and connector, and side drum inner cylinder body 252 is against axle sleeve 24 and is fixedly attached to side drum outer shell
Body 251, side rouses inner cylinder body 252 and side drum inner cylinder body 251 can piston 253 be roused in opposite side, axle sleeve 24 slides.Further, such as Fig. 4
Shown, the axial cross section of side drum inner cylinder body 252 is generally T-shaped, including the orthogonal Part I 252a that is fixedly connected and
Part II 252b.Wherein, Part I 252a is axially extending and is sheathed on outside axle sleeve 25, and Part II 252b is radially extended
And side is fixedly connected with by bolt (not shown) and rouses outer cylinder body 251 perpendicular to axle sleeve 25, Part II 252b.Therefore, when to side
During the inner chamber supply of drum housing assembly 25, side drum inner cylinder body 252 and side drum outer cylinder body 251 can be together along drum axle 1 in axle sleeves
Opposite side drum piston 253 moves back and forth on 24, while drives anti-package unit 22 and bead support unit 23 to move axially together.Cause
This, a part for side drum 20, i.e. side drum inner cylinder body 252 and side drum outer cylinder body 251 can opposite side drum 20 axle sleeve 24 and side drum live
Plug 253 moves away from corresponding half drum 210.When a part and the separation of half drum 210 of side drum 20, one is formed between the two
Space so that other station apparatus can be moved in the space processing step for carrying out carcass material positive closure, so as to incite somebody to action
Sidewall it is compound on carcass material to form carcass component.After carcass material positive closure, the part of side drum 20 move close to
Half drum 210, then, make the two close to each other, chimeric to complete carcass by the driving of drive device 3 between two and half drums 210
The aeration settling step of component.
As shown in Figures 2 to 6, middle drum 21 also includes the synchronization unit 211 of two and half drums 210 of connection, the synchronization unit 211
The drums watt (label) of two and half drums 210 radially synchronizing moving can be controlled.Two and half drums 210 of middle drum 21 connect two respectively
The axle sleeve 24 of side drum 20, in this way, each side drum 20 just may be connected to half drum 210 of corresponding side.
As shown in Figure 5 to Figure 6, each half drum 210 is in contraction state, i.e. original state in coiled strip, now, middle drum 21
With first external diameter size.When carrying out tyre bead anti-package, half drum 210 expands outwardly and is ultimately at expansion state, now, middle drum
21 have second external diameter size.Wherein, second external diameter size is more than first external diameter size.Each half drum 210 includes circumferentially disposed
Some drums watt 213 of first drum watt 212, second and be fixedly connected with the drive component 214 of the axle sleeve 24 of side drum 20.Wherein, drive
Component 214 can drive the first drum watt 212, second drum watt 213 to move radially to be had (away from or close to drum axle 1) with drum in realization 21
Two kinds of different outside dimensions.
As shown in Figures 5 and 6, drive component 214 includes the first support member for being respectively fixedly connected with the axle sleeve 24 of side drum 20
2142 and second support member 2145, the first sliding part for being slidably connected respectively with the first support member 2142 and the second support member 2145
2143 and some second sliding parts 2144, and both ends are pivotally connected the first sliding part 2413 and some second sliding parts respectively
2144 some connecting rods 2146.Wherein, the first support member 2142 is horizontal-extending and annular in shape, is sheathed on that bulging axle 1 is outer and and axle sleeve
24 axially connections.Second support member 2145 is annular in shape, and is set in the peripheral and radially connected with axle sleeve 24 of the end of axle sleeve 24.By
The first sliding part 2413 and the second sliding part 2144 are pivotally connected to respectively in the both ends of each connecting rod 2146, and therefore, first slides
The axial movement of moving part 2143 can drive moving radially for the second sliding part 2144, in this way, the first drum watt can be further driven to
212nd, the second drum watt 213 move radially.
Because the first support member 2142, the second support member 2145 are fixedly connected with axle sleeve 24, therefore when axle sleeve 24 is relative
When the axial location of drum axle 1 is constant, the first support member 2142, the second support member 2145 are constant also relative to drum axle 1 position, then
Axial displacement will not also be occurred relative to drum axle 1 by radially sliding the second sliding part 2144 being arranged on the second support member 2145.
Such as Fig. 5, Fig. 6 and with reference to shown in Fig. 4, Figure 10 to Figure 11, the first sliding part 2143 is moved axially inward, and is driven some
One end that the first sliding part 2143 is articulated on connecting rod 2146 is also moved axially inward, and is driven and be articulated on some connecting rods 2146
The other end of second sliding part 2144 moves radially inwardly, so as to which some second sliding parts 2144 are also along moving radially with close
Drum axle 1, at the same some first drums watt 212, second be connected with some second sliding parts 2144 rouse watts 213 along move radially with
Close to drum axle 1, and then several the first drum watt the 212, second drum watt diameters corresponding to 213 diminish, the receipts of drum 21 in so far completing
Contracting.
In embodiment disclosed by the invention, some drums watt 213 of first drum watts 212 and second are respectively with corresponding the
Two sliding parts 2144 connect.Herein it should be noted that the first drum watt 212 is big drum watt, the second drum watt 213 is side drum tilt,
And first rouses watt 212 stroke diametrically less than the second drum watt 213 stroke diametrically.
As shown in Figure 5, Figure 6, several fixed blocks 2147 are circumferentially equidistantly fixed with the first sliding part 2143, to
Some connecting rods 2146 are pivotally connected.Connecting rod 2146 includes first connecting rod 2146a and second connecting rod 2146b, and it is right that first connecting rod 2146a passes through
The drum watts 212 of the first sliding part 2143 pivot joint first answered, second connecting rod 2146b pass through corresponding first sliding part 2143 pivot joint the
Two drums watt 213.As shown in fig. 6, C is a line segment parallel with drum axle, first connecting rod 2146a and second connecting rod 2146b and C lines
The angle of section is respectively α, β.In order to realize that the first drum watt 212 and the second drum watt 213 are different in radial stroke, α is less than β.Therefore,
When first the 212, second drum watt 213 of drum watt is moved radially to extreme position (outermost), first the 212, second drum watt 213 of drum watt
On same periphery, that is, the extreme position point expanded is identical in radial dimension.When the drum watt of the driving of drive component 214 first
212nd, the second drum watt 213 footpaths are from expansion state to during contraction state transition, because first drum watt 212 stroke diametrically is less than
Second drum watt 213 stroke diametrically, then during the first drum watt 212 rows to itself shrinkage limit position, the second drum watt 213 is still
It can so continue often to shrink until reaching the shrinkage limit position of itself, then the second drum watt 213 is positioned at the interior of the first drum watt 212
Side, i.e., the second drum watt radial dimension corresponding to 213 are less than the first drum watt radial dimension corresponding to 212.
Certainly in other alternative embodiments, in order to ensure the first drum watt 212 and the second drum watt 213 in radial stroke
Difference, can be by changing first connecting rod 2146a, second connecting rod 2146b length, or changes first connecting rod 2146a two respectively
Pivoting point is held in radial and axial position, or second connecting rod 2146b both ends pivoting points are in radial and axial position, specific knot
Here is omitted for structure.
It refer to shown in Fig. 4 to Fig. 9, the structure of first the 212, second drum watt 213 of drum watt is similar, includes being fixedly connected on
The body 2120 of second sliding part 2233 and the plug division 2121 extended from the side of body 2120.Several first drums watt
212 and second the body 2120 of drum watts 213 spaced arrangement and be collectively forming closing under drum watt expansion state
Annulus.Particularly, the side end face of the annulus and outer circumference surface are seamless, i.e., the adjacent first drum watt 212 and the second drum watt 213
Body 2120 closely connect, as in Fig. 6 drum watt A place with B shown in.Therefore, in anti-package process, two and half drums 210
Several drums watt 213 of the first drum watt 212, second under expansion state, body 2120 can give the end face of tyre bead provide against
Power, but it is also seamless on the circumferential surface of the annulus of the formation of body 2120, thus can be avoided two and half in turn-up process
The body 2120 of drum 210 produces impression to tire material, so as to avoid the wind of bubble or impression on the inside of fetus rim of the mouth being present
Danger.
Further, as shown in Figure 8 and Figure 9, the plug division 2121 of first the 212, second drum watt 213 of drum watt is included at least
One long and narrow finger 2105, wherein finger 2105 of the finger 2105 of the first drum watt 212 more than the second drum watt 213.
Two and half drums 210 realize the mutual embedding of the axial direction of two and half drum 210 by the interlaced design of the finger 2105 being oppositely arranged
Enter to coordinate.
Because the plug division 2121 of the drum watt 213 of the drum watt of the present invention first 212, second is indirectly secured to drive component 214, and
Drive component is fixed on axle sleeve 24, therefore plug division 2121 can be moved axially by axle sleeve 24 with mutual embedded cooperation, so as to
Plug division 2121 can be utilized to change the drum shoulder breadth degree between two and half drums 210, and then the inflation that can complete carcass component is determined
Type step.
As shown in figs. 4 and 7, synchronization unit 211 includes rack 2111 and the position that both ends connect two and half drums 210 respectively
Between two racks 211 and respectively with two meshed gears 2112 of rack 2111.One end of each rack 2111 is fixed on
On first sliding part 2143 of one of them half drum 210, the other end freely extends vertically.Gear 2112 is positioned at two and half drums
210 axial centre position, and radially fixed connection drum axle 1.When the drive component 214 of two and half drums 210 controls accordingly respectively
The axial movement of the first sliding part 2143 when, the rack 2111 that is fixed on the first sliding part 2143 of two and half drums 210 also axle
To movement.Because gear 2112 engages with two racks 2111 respectively, in this way, the translational speed of two racks should be identical
's.Therefore, even if because the reasons such as gas path failure cause the translational speed of the first sliding part 2143 of one of them half drum 210 excessively slow
Or when immovable, due to the presence of gear 2112, the first sliding part 2143 of second half drum 210 is also corresponding mobile slow
Or do not move.So as to cause be pivotally connected the first sliding part 2143 connecting rod 2146 also do not move, and then the second sliding part 2144 and
First the 212, second drum watt 213 of drum watt also no longer moves radially, therefore the synchronization unit 211 of the present invention can control two and half drums
210 some drum watt radial direction synchronizing movings, avoid both sides drum watt stretching speed inconsistent, and then avoid and rise fast side drum
Watt by sizing material drive offset, cause the asymmetry of carcass material, cause tire quality accident.
The beneficial effects of the invention are as follows：First drum watt the 212, second drum watt 213 radial directions are driven to stretch by retraction assemblies 214
Contracting, it is arranged to different further through by the radial stroke of first the 212, second drum watt 213 of drum watt so that in the extreme position of expansion
First the 212, second drum watt 213 of drum watt is located at same periphery, and in the extreme position of contraction, the second drum watt 213 can shrink
Enclosed to the first drum watt 212 in the annulus being set as；When first the 212, second drum watt 213 of drum watt is expanded to extreme position, middle drum
21 close to two end faces of side drum 20 and circumferential no gap, then against tyre bead when avoid gap impression produced to sizing material,
The synchronization lifting of two and half drums 210 drum watt is controlled by synchronization unit 211 simultaneously, so as to which carcass material band-offset will not be avoided
The asymmetry of carcass material, improve the quality of tire.
In the description of embodiment, the property discussed term " in the present embodiment ", " in one embodiment ", " specific reality
Apply in example " etc. description mean combine the embodiment description specific features or feature be contained in the present invention at least one embodiment
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 combine in an appropriate manner 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 field, may be used also on the basis of the above description
To make other changes in different forms.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 (11)
- A kind of 1. tire assembly drum, it is characterised in that including：Drum axle (1) and the molding assembly being installed on the bulging axle (1) (2), the molding assembly (2) includes two sides drums (20) and the middle drum (21) between two sides drums (20), institute Stating middle drum (21) includes that axially mutually embedded two and half drums (210) coordinated and two half drums (210) can be connected respectively Synchronization unit (211), each half drum (210) includes some the first circumferentially distributed drums watt (212) and second and rouses watt (213) and driving first drum watt (212) and described second rouses the drive component (214) that watt (213) move radially, described Synchronization unit (211) is used to control the drum watt radial direction of two half drums (210) synchronously to move radially, first drum watt (212) and second drum watt (213) includes body (2120), several described first drums watt (212) and described second The spaced annulus arranged and a closing can be collectively forming of some bodies (2120) of drum watt (213).
- 2. tire assembly drum as claimed in claim 1, it is characterised in that the synchronization unit (211) includes being oppositely arranged on Racks (2111) on two half drums (210) and respectively with two rack (2111) meshed gears (2112), The radially fixed connection bulging axle (1) of gear (2112).
- 3. tire assembly drum as claimed in claim 2, it is characterised in that each described rack (2111) one end is fixedly connected on On one of them described half drum (210), the other end is a free end.
- 4. tire assembly drum as claimed in claim 1, it is characterised in that the middle drum (21) has contraction state and expansion shape State, in a contracted state, first drum watt (212) is described positioned at the second radial outside for rousing watt (213) for the middle drum (21) For middle drum (21) in expansion state, described first rouses watt (212) and the second drum watt (213) on same periphery.
- 5. tire assembly drum as claimed in claim 4, it is characterised in that the drive component (214) includes fixed respectively connect Connect side drum (20) the first support member (2142) and the second support member (2145), respectively with first support member (2142) and institute State the first sliding part (2143) and some second sliding parts (2144) and the both ends point that the second support member (2145) is slidably connected Some connecting rods (2146) of first sliding part (2143) and some second sliding parts (2144) are not pivotally connected, it is described some Second sliding part (2144) connects the body (2120).
- 6. tire assembly drum as claimed in claim 5, it is characterised in that circumferentially equidistant on first sliding part (2143) It is fixed with several fixed blocks (2147) to be pivotally connected with the connecting rod (2146).
- 7. the tire assembly drum as described in any one of claim 6, it is characterised in that some connecting rods (2146) include some First connecting rod (2146a) and some second connecting rods (2146b), the first connecting rod (2146a) slide by corresponding described first Moving part (2143) connection first drum watt (212), the second connecting rod (2146b) pass through corresponding first sliding part (2143) second drum watt (213) is connected.
- 8. tire assembly drum as claimed in claim 7, it is characterised in that the first connecting rod (2146a) and the angle of axial direction Less than the second connecting rod (2146b) and the angle of axial direction.
- 9. tire assembly drum as claimed in claim 1, it is characterised in that first drum watt (212) is big drum watt, described the Two drums watt (213) are side drum tilt, and the described first drum watt stroke of (212) diametrically is less than the described second drum watt (213) in footpath Upward stroke.
- 10. tire assembly drum as claimed in claim 1, it is characterised in that first drum watt (212) and second drum watt (213) also include including at least one from the plug division (2121) of body (2120) side extension, the plug division (2121) Long and narrow finger (2105), the interlaced cooperation of the finger (2105) of two half drums (210) is so that two institutes State middle drum (21) axially mutually embedded cooperation.
- 11. tire assembly drum as claimed in claim 1, it is characterised in that some bodies (2120) enclose set it is described It is seamless on the lateral surface and outer circumference surface of annulus.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711037369.XA CN107856333B (en) | 2017-10-30 | 2017-10-30 | Tyre building drum |
| KR1020207013253A KR102135730B1 (en) | 2017-10-30 | 2018-10-30 | Tire forming drum |
| PCT/CN2018/112609 WO2019085886A1 (en) | 2017-10-30 | 2018-10-30 | Tire building drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711037369.XA CN107856333B (en) | 2017-10-30 | 2017-10-30 | Tyre building drum |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107856333A true CN107856333A (en) | 2018-03-30 |
| CN107856333B CN107856333B (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711037369.XA Active CN107856333B (en) | 2017-10-30 | 2017-10-30 | Tyre building drum |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR102135730B1 (en) |
| CN (1) | CN107856333B (en) |
| WO (1) | WO2019085886A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| WO2019085886A1 (en) * | 2017-10-30 | 2019-05-09 | 萨驰华辰机械(苏州)有限公司 | Tire building drum |
| WO2022143791A1 (en) * | 2020-12-31 | 2022-07-07 | 软控股份有限公司 | Method and device for adjusting axial size of middle drum assembly, and forming drum |
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| US3867231A (en) * | 1972-06-28 | 1975-02-18 | Goodyear Tire & Rubber | Tire building machine |
| CA2188639C (en) * | 1995-10-24 | 2005-05-24 | Mark S. Byerley | Apparatus with adjustable circumference |
| CN1681642A (en) * | 2002-08-05 | 2005-10-12 | 株式会社普利司通 | Tire molding drum and tire molding method |
| CN1792623A (en) * | 2004-12-23 | 2006-06-28 | 固特异轮胎和橡胶公司 | High crown uni-stage tire building drum |
| CN101439589A (en) * | 2008-12-24 | 2009-05-27 | 昊华南方(桂林)橡胶有限责任公司 | Assembly drum of all-steel meridian large tyre-forming machine |
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| CN106696319A (en) * | 2015-07-22 | 2017-05-24 | 青岛软控机电工程有限公司 | Tire forming drum |
| CN107856333B (en) * | 2017-10-30 | 2020-04-17 | 萨驰华辰机械(苏州)有限公司 | Tyre building drum |
| CN207697100U (en) * | 2017-10-30 | 2018-08-07 | 萨驰华辰机械(苏州)有限公司 | Assembly drum |
-
2017
- 2017-10-30 CN CN201711037369.XA patent/CN107856333B/en active Active
-
2018
- 2018-10-30 KR KR1020207013253A patent/KR102135730B1/en active IP Right Grant
- 2018-10-30 WO PCT/CN2018/112609 patent/WO2019085886A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US3867231A (en) * | 1972-06-28 | 1975-02-18 | Goodyear Tire & Rubber | Tire building machine |
| CA2188639C (en) * | 1995-10-24 | 2005-05-24 | Mark S. Byerley | Apparatus with adjustable circumference |
| CN1681642A (en) * | 2002-08-05 | 2005-10-12 | 株式会社普利司通 | Tire molding drum and tire molding method |
| CN1792623A (en) * | 2004-12-23 | 2006-06-28 | 固特异轮胎和橡胶公司 | High crown uni-stage tire building drum |
| CN101439589A (en) * | 2008-12-24 | 2009-05-27 | 昊华南方(桂林)橡胶有限责任公司 | Assembly drum of all-steel meridian large tyre-forming machine |
| CN102774024A (en) * | 2011-05-12 | 2012-11-14 | 住友橡胶工业株式会社 | Run-flat tire forming device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019085886A1 (en) * | 2017-10-30 | 2019-05-09 | 萨驰华辰机械(苏州)有限公司 | Tire building 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 |
| WO2022143791A1 (en) * | 2020-12-31 | 2022-07-07 | 软控股份有限公司 | Method and device for adjusting axial size of middle drum assembly, and forming drum |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20200067865A (en) | 2020-06-12 |
| WO2019085886A1 (en) | 2019-05-09 |
| CN107856333B (en) | 2020-04-17 |
| KR102135730B1 (en) | 2020-07-20 |
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