CN103085301A - Tire building machine belt layer drum and radial expansion and contraction method thereof - Google Patents
Tire building machine belt layer drum and radial expansion and contraction method thereof Download PDFInfo
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- CN103085301A CN103085301A CN2011103399838A CN201110339983A CN103085301A CN 103085301 A CN103085301 A CN 103085301A CN 2011103399838 A CN2011103399838 A CN 2011103399838A CN 201110339983 A CN201110339983 A CN 201110339983A CN 103085301 A CN103085301 A CN 103085301A
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Abstract
The invention relates to a tire building machine belt layer drum and a radial expansion and contraction method thereof. A servo motor is adopted as an axial driving device; with motion mode conversion, drum tile radial expansion and contraction changes are caused with a mechanical transmission mode, such that the radial expansion and contraction distance of each drum tile can be precisely controlled. Therefore, belt layer drum diameter range adjustment precision can be improved. The belt layer drum radial expansion and contraction method comprises the steps that: at least a set of drum tiles which can be radially expanded and contracted, and a conical sleeve which can be subjected to synchronous axial rotation with the drum tiles are radially sleeved on a main shaft of the belt layer drum. A thrust device driven by the servo motor is axially arranged along the main shaft. The thrust device comprises a first push rod laterally connected with the conical sleeve. The first push rod rotates synchronically under the driving of the conical sleeve, such that the first push rod can push and pull the conical sleeve along an axial direction, and drum tile radial expansion and contraction can be realized.
Description
Technical field
The present invention relates to a kind of shaping machine breaker ply drum for preparing rubber tyre and hypertonic method radially thereof, belong to the rubber manufacturing machinery field.
Background technology
Preparation technology based on existing rubber tyre, the forming machine of completing fetus processing need be provided for separately preparing the belt drum of belt-tread package usually, the parts such as belt and/or tread rubber are made the overall structure that is shaped as annulus, then by the belt transmission ring, it is delivered to and carries out subsequent handling on assembly drum.
In preparation belt-tread package process, composite members in turn is superimposed on the drum watt surface of belt drum, changes so that composite members is fitted by bulging watt of hypertonic diametrically.
As formerly applying for a patent of following content disclosed, application number 200580015705.X, name is called tyre belt drum, its scheme is that drum 1 can rotate around a center line S, drum comprises a plurality of support members 2 with rigid support face T, this supporting surface is used for the parts of tire, and is positioned on the circumference of drum.Wherein the mid portion of support member 2 utilizes the first mobile device to move between a primary importance and at least one second place.On described primary importance, each support member has formed the supporting surface that is parallel to center line S, on the described second place, formed the supporting surface v of basic projection by support member separately, wherein said the first mobile device partly is connected with intermediate supports, thereby can make at least intermediate supports partly keep parallel with center line at least one second place.The first mobile device comprises the first conical part 4a, 4b and the second conical part 5a, 5b.It is inner that the first conical part radially is arranged on the second conical part, and move along the direction that is parallel to center line together with a directed element, thereby the second conical part is produced to be moved radially, wherein said support member is connected generation motion whereby with the second conical part, wherein the first conical part is removable according to the direction that is parallel to center line.
Can see from Fig. 1, Fig. 3, bar 35 stretches out from conical part 4b vertically, in the end of bar 35 with stop part 37.Bar 31 left vertically stretches out from conical ring 11, has stop part 33 in the end of bar.The motion of conical ring 11 on the c direction is to be realized by the pneumatic cylinder 53 that is connected with compressed air source by pipeline 52.
By the such scheme introduction, conical ring 11 provides compressed air to drive to realize pneumatic type by pneumatic cylinder 53, thereby completes the hypertonic control that support member 2 is radially gone up, and then completes the applying of belt-tread package.Owing to adopting the pneumatic type drive unit, just be difficult to accurately control the process distance that compressed air produces, namely be difficult to accurately control support member 2 and move radially distance, usually cause problems more to have conspicuousness because the gas circuit sealing property descends after long-time the use.
And, the pressure gap of Local Contraction air also can directly cause the radially drop between several support members 2, have influence on the profile pattern of its so-called rigid support face T, easily produce air entrapment when belt-tread package is fitted and have influence on follow-up fetus Forming Quality, bring potential safety hazard for the actual use of tire.
In addition, the end of bar 35, bar 31 etc. is with stop part, though can play the axial location effect for conical part etc., use with above-mentioned pneumatic type combination of drive means, cause the drum internal structure too complicated, installation and debugging are all comparatively loaded down with trivial details with maintenance.
Because the special present patent application that proposes.
Summary of the invention
Tyre shaping machine breaker ply of the present invention drum and hypertonic method radially thereof, its purpose is to solve the defective of prior art existence and takes servomotor as axial drive means, change with the machine driving pattern by motion mode and cause that drum watt changes in the radial direction hypertonic, thereby realize accurately controlling watt radially distance of hypertonic of each piece drum, and the degree of regulation that improves belt drum diameter range.
Another goal of the invention is, can effectively guarantee watt radially uniformity in the hypertonic action of several piece drum, and the surface smoothness when avoiding having influence on the belt drum and fitting because of drop radially makes belt rouse outer surface and forms unified cylindrical support surface.
Goal of the invention also is, further simplifies belt drum internal drive and drive disk assembly structure, facilitates installation and debugging and maintenance.
For achieving the above object, the bulging radially hypertonic method of described tyre shaping machine breaker ply is:
Along the main shaft diameter of belt drum to be arranged with at least one group radially hypertonic drum watt and watt can synchronize the taper sheath of axial-rotation with drum.The difference with the prior art part is,
The thrust device of one driven by servomotor axially is set along main shaft, thrust device comprises that a side direction connects the first push rod of taper sheath, the first push rod is synchronously rotation under taper sheath drives, thus the first push rod vertically the push-and-pull taper sheath to complete the radially hypertonic of drum watt.
As above-mentioned basic scheme, the inclined contact surface between taper sheath and drum watt provides watt radially guiding thrust of hypertonic of drum.Servomotor provides driving force to originate, and makes the first push rod to produce axial pushing effect for taper sheath, and this moment, the axial force of servomotor was converted to the hypertonic power that watt footpath makes progress of rousing.
Due to when the bulging outer surface of belt carries out the composite members applying, bulging watt is axial-rotation, namely drives the first push rod by taper sheath and synchronously is rotated, and should possess the conversion regime of the motion mode of axial linear movement and axial-rotation to this thrust device.
Axially straight line with one of conversion regime that rotatablely moves is, thrust device comprises the second push rod that axially arranges along main shaft, be connected a thrust conversion equipment between the second push rod and the first push rod, thereby the second push rod is vertically when push-and-pull the first push rod, and the first push rod can be along the end that connects the thrust conversion equipment and taper sheath axial-rotation synchronously.
Another axial straight line and the conversion regime that rotatablely moves be, thrust device comprises a thrust conversion equipment that is connected between the first push rod and taper sheath, thus the first push rod vertically during the push-and-pull taper sheath, and taper sheath can axially rotate around the thrust conversion equipment.
For improving the several piece drum watt synchronous uniformity when the hypertonic radially, and prevent from occuring because of the situation that drum watt excessive hypertonic causes axial dipole field occuring, can not normally resetting, the corrective measure that can take is:
Along main shaft diameter to a sheathed bracing frame, drum watt connects a guide rod that radially inserts bracing frame, thereby guide rod provides watt radially guiding during hypertonic of drum.
Based on design concept of the present invention and the above-mentioned belt drum of employing control method, realize simultaneously the architecture advances of following tyre shaping machine breaker ply drum.Particularly,
The belt drum mainly includes a main shaft, along main shaft diameter to be arranged with at least one group radially hypertonic drum watt and watt can synchronize the taper sheath of axial-rotation with drum.The difference with the prior art part is,
The thrust device of one driven by servomotor axially is set along main shaft, and thrust device comprises distolateral first push rod to being fixed in taper sheath, and the other end of the first push rod connects the changeover panel of a suit rolling bearing, and rolling bearing is fixed in the second push rod.
Be similar to and meet monistic tyre shaping machine breaker ply drum with above-mentioned improvement organization plan and include:
One main shaft, along main shaft diameter to be arranged with at least one group radially hypertonic drum watt and watt can synchronize the taper sheath of axial-rotation with drum;
The thrust device of one driven by servomotor axially is set along main shaft, and thrust device comprises distolateral first push rod to connecting servomotor, and the other end of the first push rod connects a rolling bearing, and taper sheath is set in rolling bearing by changeover panel.
In addition, along main shaft diameter to a sheathed bracing frame, drum watt connects a guide rod that radially inserts bracing frame, thereby guide rod provides watt radially guiding during hypertonic of drum.
Content to sum up, tyre shaping machine breaker ply drum of the present invention and radially the advantage that has of hypertonic method have:
1, take servomotor as axial drive means, cause that with the machine driving pattern hypertonic that makes progress of drum watt footpath changes, thereby can accurately control watt radially distance of hypertonic of each piece drum, be easier to realize the control of belt drum.
2, can regulate easily the diameter range of belt drum according to the variation of tire specification model, regulating measure is simple, precision is higher.
3, effectively guarantee watt radially uniformity in the hypertonic action of several piece drum, realize that really belt drum outer surface forms unified cylindrical support surface, be conducive to improve composite members applying quality and reduce bubble between composite bed.
4, belt drum internal drive and drive disk assembly structure are simplified, and facilitate installation and debugging and maintenance.
Description of drawings
Now the present invention is described further by reference to the accompanying drawings,
Fig. 1 is the cut-away section schematic diagram of tyre shaping machine breaker ply drum of the present invention;
Fig. 2 is watt radially schematic diagram of Zhang Qihou of the drum corresponding with Fig. 1;
Fig. 3 is the tympanic part minute generalized section of another embodiment;
As shown in Figure 1 to Figure 3, the second push rod 1, Connection Block 2, rolling bearing 3, changeover panel 4, the first push rods 5, taper sheath 6, bulging watt 7, guide rod 8, bolt 9, main shaft 10, bracing frame 11.
The specific embodiment
Embodiment 1, and as depicted in figs. 1 and 2, described tyre shaping machine breaker ply drum mainly includes:
One main shaft 10;
Radially be arranged with 2 groups of radially drum watts 7 and the taper sheaths 6 of axial-rotation of synchronizeing with drum watts 7 of hypertonic along main shaft 10;
The medial extremity that the second push rod 1, the second push rod 1 of one servomotor (not shown) driving axially is set along main shaft 10 is installed several rolling bearings 3 by Connection Block 2;
The first push rod 5 one distolateral to being fixed in taper sheath 6, its other end connects a changeover panel 4 that is set in simultaneously on several rolling bearings 3.Be changeover panel 4 in a winding number rolling bearing 3 axial-rotations, drive the rotation of synchronizeing between the first push rod 5 and taper sheath 6;
Along the radially sheathed bracing frame 11 of main shaft 10, drum watts 7 connects a guide rod 8 that radially inserts bracing frame 11 by bolt 9, thereby guide rod 8 provides the radially guiding during hypertonic of drum watts 7.
The radially hypertonic method that realizes based on above-mentioned belt drum is, along the main shaft 10 of belt drum radially be arranged with at least one group radially hypertonic drum watts 7 and can synchronize the taper sheath 6 of axial-rotation with drum watts 7.
When belt drum outer surface applying composite members, the main body of main shaft 10 drive drums is carried out axial-rotation, and this moment, drum watts 7, taper sheath 6 synchronously rotates, this moment the first push rod 5 under taper sheath 6 drives also with rouse watts 7, taper sheath 6 synchronously rotates.
The second push rod 1 that axially arranges along main shaft 10 is under the driving of servomotor, by changeover panel 4 push-and-pull the first push rod 5 axially, because the inclined plane between taper sheath 6 and drum watts 7 forms guiding thrust, therefore the first push rod 5 can radially apply for drum watts 7 active force of hypertonic radially.
Namely the first push rod 5 is in axial-rotation, and axially push-and-pull taper sheath 6 is also realized the radially hypertonic of bulging watt 7.
Embodiment 2, and as shown in Figure 3, described tyre shaping machine breaker ply drum mainly includes:
One main shaft 10;
Radially be arranged with 2 groups of radially drum watts 7 and the taper sheaths 6 of axial-rotation of synchronizeing with drum watts 7 of hypertonic along main shaft 10;
Along main shaft 10, a servomotor (not shown) is set axially and drives described the first push rod 5 of connection by changeover panel 4, the other end of the first push rod 5 connects Connection Block 2 and one group of rolling bearing 3 of an annular, and the outboard end of taper sheath 6 hangs, is set in rolling bearing 3 accordingly;
The outboard end of taper sheath 6 can be carried out axial-rotation around rolling bearing 3, and the first push rod 5, changeover panel 4, Connection Block 2 all do not carry out axial-rotation, only the axial driving force with servomotor is passed to taper sheath 6, make taper sheath 6 can axially move in axial-rotation, and then realize the radially hypertonic of bulging watt 7.
Along the radially sheathed bracing frame 11 of main shaft 10, drum watts 7 connects a guide rod 8 that radially inserts bracing frame 11 by bolt 9, thereby guide rod 8 provides the radially guiding during hypertonic of drum watts 7.
The radially hypertonic method that realizes based on above-mentioned belt drum is, when belt drum outer surface applying composite members, the main body of main shaft 10 drive drums is carried out axial-rotation, and this moment, drum watts 7, taper sheath 6 synchronously rotated.
The first push rod 5 that axially arranges along main shaft 10 is under the driving of servomotor, by Connection Block 2 push-and-pull taper sheath 6 axially, be that the outboard end of taper sheath 6 is in the time of rolling bearing 3 axial-rotation that hangs with it, be set with, transmit guiding thrusts to drum watts 7 vertically, thereby cause the radially hypertonic of drum watts 7.
As mentioned above, the present embodiment only is described with regard to the preferred embodiments of the present invention by reference to the accompanying drawings.Can take a hint accordingly for one of ordinary skill in the art, and direct derivation goes out to meet other alternative structure of design concept of the present invention, other architectural features that obtain thus also should belong to scheme scope of the present invention.
Claims (7)
1. tyre shaping machine breaker ply drum hypertonic method radially, along the main shaft (10) of belt drum radially be arranged with at least one group radially hypertonic drum watt (7) and can synchronize the taper sheath (6) of axial-rotation with drum watt (7),
It is characterized in that: the thrust device that a driven by servomotor axially is set along main shaft (10), thrust device comprises that a side direction connects first push rod (5) of taper sheath (6), the first push rod (5) is synchronously rotation under taper sheath (6) drives, thus the first push rod (5) vertically push-and-pull taper sheath (6) to complete the radially hypertonic of drum watt (7).
2. tyre shaping machine breaker ply according to claim 1 rouses radially hypertonic method, it is characterized in that: thrust device comprises the second push rod (1) that axially arranges along main shaft (10), be connected a thrust conversion equipment between the second push rod (1) and the first push rod (5), thereby in the time of the second push rod (1) the first push rod of push-and-pull vertically (5), the first push rod (5) can be along the end that connects the thrust conversion equipment and taper sheath (6) axial-rotation synchronously.
3. tyre shaping machine breaker ply according to claim 1 rouses radially hypertonic method, it is characterized in that: thrust device comprises a thrust conversion equipment that is connected between the first push rod (5) and taper sheath (6), during push-and-pull taper sheath (6), thereby taper sheath (6) can axially rotate around the thrust conversion equipment the first push rod (5) vertically.
4. according to claim 2 or 3 described tyre shaping machine breaker plies rouse radially hypertonic method, it is characterized in that: along the radially sheathed bracing frame of main shaft (10) (11), drum watt (7) connects one and radially inserts the guide rod (8) of bracing frame (11), thereby guide rod (8) provides the radially guiding during hypertonic of drum watt (7).
5. tyre shaping machine breaker ply drum, include a main shaft (10), along main shaft (10) radially be arranged with at least one group radially hypertonic drum watt (7) and can synchronize the taper sheath (6) of axial-rotation with drum watt (7),
It is characterized in that: the thrust device that a driven by servomotor axially is set along main shaft (10), thrust device comprises distolateral first push rod (5) to being fixed in taper sheath (6), the other end of the first push rod (5) connects the changeover panel (4) of a suit rolling bearing (3), and rolling bearing (3) is fixed in the second push rod (1).
6. tyre shaping machine breaker ply drum, include a main shaft (10), along main shaft (10) radially be arranged with at least one group radially hypertonic drum watt (7) and can synchronize the taper sheath (6) of axial-rotation with drum watt (7),
It is characterized in that: the thrust device that a driven by servomotor axially is set along main shaft (10), thrust device comprises distolateral first push rod (5) to connecting servomotor, the other end of the first push rod (5) connects one group of rolling bearing (3), and taper sheath (6) is set in rolling bearing (3) by changeover panel (4).
7. according to claim 5 or 6 described tyre shaping machine breaker plies rouse, it is characterized in that: along the radially sheathed bracing frame of main shaft (10) (11), drum watt (7) connects one and radially inserts the guide rod (8) of bracing frame (11), thereby guide rod (8) provides the radially guiding during hypertonic of drum watt (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011103399838A CN103085301A (en) | 2011-10-27 | 2011-10-27 | Tire building machine belt layer drum and radial expansion and contraction method thereof |
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| CN2011103399838A CN103085301A (en) | 2011-10-27 | 2011-10-27 | Tire building machine belt layer drum and radial expansion and contraction method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015101200A1 (en) * | 2013-12-30 | 2015-07-09 | 软控股份有限公司 | Flat drum bonding device |
| CN106584897A (en) * | 2016-12-26 | 2017-04-26 | 桂林橡胶机械有限公司 | Spindle drive device of tyre forming machine |
| CN112721261A (en) * | 2020-12-14 | 2021-04-30 | 浦林成山（山东）轮胎有限公司 | Tire building machine |
| CN113878913A (en) * | 2021-10-12 | 2022-01-04 | 天津赛象科技股份有限公司 | Child embryo section of thick bamboo forming device |
| CN114148007A (en) * | 2022-01-19 | 2022-03-08 | 北京智思迪科技有限公司 | Belt drum assembly of agricultural radial tire forming machine and belt layer attaching method |
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| EP0511818A2 (en) * | 1991-04-30 | 1992-11-04 | Sumitomo Rubber Industries Limited | Apparatus for forming annular product |
| CN101152768A (en) * | 2007-08-24 | 2008-04-02 | 杨建忠 | Drum tile telescoping mechanism of tyre building machine |
| EP2008798A1 (en) * | 2007-06-27 | 2008-12-31 | Bridgestone Corporation | Tyre building drum |
| CN202412721U (en) * | 2011-10-27 | 2012-09-05 | 软控股份有限公司 | Belted layer drum of tire molding machine |
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2011
- 2011-10-27 CN CN2011103399838A patent/CN103085301A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0511818A2 (en) * | 1991-04-30 | 1992-11-04 | Sumitomo Rubber Industries Limited | Apparatus for forming annular product |
| EP2008798A1 (en) * | 2007-06-27 | 2008-12-31 | Bridgestone Corporation | Tyre building drum |
| CN101152768A (en) * | 2007-08-24 | 2008-04-02 | 杨建忠 | Drum tile telescoping mechanism of tyre building machine |
| CN202412721U (en) * | 2011-10-27 | 2012-09-05 | 软控股份有限公司 | Belted layer drum of tire molding machine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015101200A1 (en) * | 2013-12-30 | 2015-07-09 | 软控股份有限公司 | Flat drum bonding device |
| CN106584897A (en) * | 2016-12-26 | 2017-04-26 | 桂林橡胶机械有限公司 | Spindle drive device of tyre forming machine |
| CN112721261A (en) * | 2020-12-14 | 2021-04-30 | 浦林成山（山东）轮胎有限公司 | Tire building machine |
| CN113878913A (en) * | 2021-10-12 | 2022-01-04 | 天津赛象科技股份有限公司 | Child embryo section of thick bamboo forming device |
| CN114148007A (en) * | 2022-01-19 | 2022-03-08 | 北京智思迪科技有限公司 | Belt drum assembly of agricultural radial tire forming machine and belt layer attaching method |
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Application publication date: 20130508 |