Summary of the invention
The object of the invention is the technological deficiency for existing in prior art, and a kind of transmission ring device that effectively can improve shaping movement and pressing is provided.
The technical scheme adopted for realizing object of the present invention is:
A kind of transmission ring with roll extrusion function, comprising can by the ring body driven along rail moving, be arranged on the grip block on ring body inner periphery, its also comprise to be fixedly installed on ring body and can to sidewall carry out roll extrusion sidewall rolling device, to be fixedly installed on ring body and can the tire shoulder rolling device of roll extrusion to be carried out to tire shoulder and be fixedly installed on ring body and the tyre surface rolling device of roll extrusion can be carried out tyre surface.
Described sidewall rolling device comprises pedestal and is arranged on the sidewall rolling mechanism on pedestal, described pedestal comprises the rotating shaft that axially be arranged in parallel with ring body and is arranged on rotating shaft terminal and to the support arm of downward-extension, the cylinder that drivable shaft frame swings is provided with between described support arm and ring body, described sidewall rolling mechanism comprises can by first support platform of driving along described support arm movement, being arranged on also can by driving compression or the sidewall rolling wheel loading plate away from sidewall in the first described support platform, and the sidewall rolling wheel be arranged on described rolling wheel loading plate.
Described sidewall rolling wheel is fixedly connected with sidewall rolling wheel loading plate by connecting plate, described connecting plate or sidewall rolling wheel loading plate offers accordingly and organizes fixing hole more.
Described tyre surface rolling device comprises the second support platform be fixedly connected with described ring body, being arranged on also can by driving relative second support platform along the axial synchronously forward and reverse two pieces of mobile platforms moved of ring body on the second described support platform, be arranged on described mobile platform and also by driving compression or the tyre surface rolling wheel support plate away from tyre surface, and the tyre surface rolling wheel of described tyre surface rolling wheel support plate front end can be arranged on.
Described tyre surface rolling wheel support plate is rotatably provided with turning arm, and described tyre surface rolling wheel is fixed on turning arm top, is provided with the cylinder that turning arm can be driven to rotate between described turning arm and tyre surface rolling wheel support plate.
Described tire shoulder rolling device comprises the 3rd support platform be fixedly connected with described ring body, being arranged on also can by driving relative 3rd support platform along the axial synchronously forward and reverse two pieces of mobile platforms moved of ring body on the 3rd support platform, to be arranged on mobile platform and can to compress or away from the tire shoulder rolling wheel support plate of tire shoulder by driving, and being arranged on the tire shoulder rolling wheel of tire shoulder rolling wheel support plate front end.
It is the domatic of two different angles that the wheel body cylindrical of described tire shoulder rolling wheel is formed with two with tire shoulder rolling wheel axis, outer side slope and tire shoulder cylindrical contact with predetermined pressure and are compressed, and the interior side slope of wheel body and the lateral surface of tire shoulder contact with predetermined pressure and compressed, on described outer side slope, compartment of terrain is provided with multiple groove.
Described ring body is divided into the ring body structurc of two parts be up and down fixedly connected with, and described tyre surface rolling device and tire shoulder rolling device are fixedly installed on the two ends of Lower Half ring body.
Also be provided with pre-pressing device in the ring week center of ring body, it comprises and to be fixedly connected with ring body and the axis of guide be disposed radially, to mate the pre-pressing rolling wheel loading plate be set on the axis of guide and the pre-pressing rolling wheel arranging its underpart.
Also be provided with center chalker in the ring week center of ring body, it comprises and to be fixedly connected with ring body and the guide rail be disposed radially, to mate the center stitch marker loading plate be set on guide rail and the center stitch marker arranging its underpart.
Compared with prior art, the invention has the beneficial effects as follows:
The transmission ring of tyre building machine and rolling device are synthesized a transmission ring by the present invention, the composite members clamping that the belt that band bundle drum has twined and tyre surface post is delivered to shaping station by the grip block of transmission ring, after transmitting, transmission ring no longer moves, after fetus is shaping, each position of four cover rolling devices difference roll extrusion fetuses in transmission ring, once mobile whole work that just can complete transmission and shaping roll extrusion, shorten traveling time, increase work efficiency.And transmission ring of the present invention changes with the labyrinth of front and back pressure roller, because used many covers pressure roller to carry out roll extrusion work, the working position often overlapping pressure roller during roll extrusion is different, non-interference, the same time can complete the roll extrusion at each position, improves operating efficiency, and new construction makes the simple of the action change of often overlapping pressure roller, the quality of roll extrusion also just improves, and again because be many cover pressure roller combined roller fetus different parts, the total quality of the shaping roll extrusion of fetus is improved.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As shown in Figure 1, the transmission ring with roll extrusion function of the present invention comprises and by the ring body 1 driven along rail moving, can be arranged on the grip block 11 on ring body 1 inner periphery, and it also comprises sidewall rolling device 2, tire shoulder rolling device 3 and tyre surface rolling device 4.Wherein, described ring body and existing transmission ring structure substantially similar, the center forms cavity in order to hold cylindrical shell or fetus 9, and on ring body inner ring side face, compartment of terrain is provided with grip block, and this does not launch to describe at this similarly to the prior art.
Specifically, as shown in Figure 2, the sidewall rolling mechanism that described sidewall rolling device 2 comprises pedestal 21 and is arranged on pedestal 21, described pedestal 21 comprises the rotating shaft that axially be arranged in parallel with ring body and is fixedly installed on rotating shaft homonymy two ends and to the support arm 29 of downward-extension, the cylinder 22 that support arm 29 can be driven to swing is fixedly installed between described support arm 29 and ring body 1, described cylinder block afterbody and ring body hinged, the support arm 29 of piston rod rod end and pedestal 21 is hinged.Because the rotating shaft of pedestal is parallel with ring body, and the roll extrusion operating position of sidewall rolling device should in the left and right sides of fetus 9, so enter transmission ring for ease of cylindrical shell, described sidewall rolling device should have two stations, wait for station and work station, that can avoid cylindrical shell when waiting for station enters route, and is namely in fetus both sides at work station, can carry out effective roll extrusion to sidewall, and the present invention promotes it by cylinder just swings the switching realized between station around axle.Described sidewall rolling mechanism comprises can along described support arm by first support platform 23 of driving movement, the first described support platform 23 is provided with and along ring body axially by the sidewall rolling wheel loading plate 24 driving movement, described rolling wheel loading plate can be provided with sidewall rolling wheel 25, specifically, described support arm 29 is provided with guide rail along ring body radial direction, described sidewall rolling wheel loading plate 24 passes through guide rail slide block vibrational power flow on the first support platform 23, simultaneously for the first support platform described in control is also provided with the first support platform drives structure relative to the movement of support arm 29, the first described support platform drives structure comprises feed screw nut and servomotor 26, described nut is fixedly connected with the first support platform, described servomotor to be fixedly installed on pedestal and can be in transmission connection with leading screw, the first support platform moving up and down along guide rail can be realized by driven by servomotor screw turns.The first described support platform is provided with the guide rail axially arranged along ring body, described sidewall rolling wheel loading plate passes through guide rail slide block vibrational power flow on the first described support platform, move relative to the first support platform 23 for controlling described sidewall rolling wheel loading plate 24, the first described support platform is also hinged with cylinder 27, tailpiece of the piston rod and the sidewall rolling wheel loading plate 24 of described cylinder 27 are hinged, can realize sidewall rolling wheel loading plate 24 move relative to the first the controlled of support platform 23 by cylinder 27.
When carrying out sidewall roll extrusion, first cylinder 22 promotes pedestal and falls, sidewall rolling wheel penetrates fetus triangle rubber root by predetermined angle, by root compacting, then servomotor 26 drives raising screw-nut structure to drive sidewall rolling wheel to move up and down at support arm, roll extrusion triangle rubber and sidewall, when sidewall rolling wheel is moving radially simultaneously, cylinder 27 can move axially along ring body by follow procedure control sidewall rolling wheel 25, the superposition of two motions, can ensure that sidewall rolling wheel changes with fetus external form, retreat with type and remain predetermined pressure, compacting triangle rubber and sidewall.
For improving the sidewall roll extrusion effect to different model, described sidewall rolling wheel 25 is fixedly connected with described sidewall rolling wheel loading plate 23 through connecting plate 28, described connecting plate offers and organizes fixing hole more, fix by selecting different fixing hole, the angle of sidewall rolling wheel can be changed, improve the roll extrusion effect to different types of tyres.
As shown in Figure 3,4, described tyre surface rolling device 4 comprises the second support platform 40 be fixedly connected with described ring body 1, to be arranged on the second described support platform and can relative second support platform 40 along two pieces of mobile platforms 41 of ring body axially-movable, be arranged on the tyre surface rolling wheel support plate 42 that also can move radially along ring body on described mobile platform, and be arranged on the rolling wheel 43 of described tyre surface rolling wheel wheel load front edge of board.Wherein, arrange for ease of installing, described tyre surface rolling device is arranged on the horizontal central plane of ring body, correspondingly, described ring body is the semi-loop of two parts be up and down fixedly connected with, described tyre surface rolling device and tire shoulder rolling device described are below separately positioned on the both sides horizontal stand of lower hemizonid, adopt two parts semi-loop, and the installation and maintenance being convenient to tyre surface rolling device and tire shoulder rolling device uses.
For realizing two pieces of relative second support platforms 40 of mobile platform 41 along the controlled axially-movable of ring body, the second described support platform is provided with the guide rail axially arranged along ring body, described mobile platform, by guide rail slide block vibrational power flow, it arranges screw-nut structure between, described leading screw is left-right turning screw rod, and it can drive two mobile platforms to move along the synchronously forward and reverse of ring body axis under the driving of servomotor.
Described tyre surface rolling wheel support plate 42 can be arranged on described mobile platform by guide rail slide block structure with moving radially, simultaneously also hingedly on described mobile platform be provided with cylinder 46, piston rod end and the tyre surface rolling wheel support plate of described cylinder 46 are hinged, when cylinder 46 action, tyre surface rolling wheel support plate can be promoted and compress tyre surface near tyre surface to make tyre surface rolling wheel along the axis of guide.
Because the tyre surface of tire is not flat surface, especially tyre surface is to the shoulder portions of sidewall transition, for improving tyre surface rolling wheel to the roll extrusion effect at tire shoulder place, described tyre surface rolling wheel support plate is provided with rotatable turning arm 44, described tyre surface rolling wheel 43 can be rotatably set in turning arm top, on tyre surface rolling wheel support plate, the hinged turning arm that is provided with drives cylinder 45, piston rod end and the turning arm of described turning arm driving cylinder 45 are hinged, when turning arm drives Telescopic-cylinder, turning arm can be driven to rotate around its axle, nationality is to change the contact angle at tyre surface rolling wheel and tire shoulder place, improve its roll extrusion effect to tire shoulder place.
As shown in Figure 5,6, described tire shoulder rolling device 3 comprises the 3rd support platform 30 be fixedly connected with described ring body, to be arranged on the 3rd support platform 30 and can relative 3rd support platform along two pieces of mobile platforms 31 of ring body axially-movable, be arranged on the tire shoulder rolling wheel support plate 32 that also can move radially along ring body on mobile platform, and be arranged on the tire shoulder rolling wheel 33 of tire shoulder rolling wheel support plate front end.
For realizing two pieces of relative 3rd support platforms 30 of mobile platform 31 along the controlled axially-movable of ring body, the 3rd described support platform is provided with the guide rail axially arranged along ring body, described mobile platform, by guide rail slide block vibrational power flow, it arranges screw-nut structure between, described leading screw is left-right turning screw rod, and it can drive two mobile platforms to move along the synchronously forward and reverse of ring body axis under the driving of servomotor.
Described tire shoulder rolling wheel support plate 32 can be arranged on described mobile platform by guide rail slide block structure with moving radially, simultaneously also hingedly on described mobile platform be provided with cylinder 34, piston rod end and the tire shoulder rolling wheel loading plate of described cylinder 34 are hinged, when cylinder 34 action, tire shoulder rolling wheel loading plate can be promoted and compress tire shoulder near tyre surface to make tire shoulder rolling wheel along guide rail.And the rolling wheel direction of motion is not vertical with ring axis but at an angle, like this when cylinder 34 promotes rolling wheel work, outside and the cylindrical of the domatic pressing tire shoulder respectively in the medial and lateral of rolling wheel can be made.
Simultaneously because tire shoulder place often stacked and herein each layer bend herein, easily produce stacking phenomenon when roll extrusion and form wrinkle, as shown in Figure 6, it is the domatic of two different angles that the wheel body cylindrical of described tire shoulder rolling wheel is formed with two with tire shoulder rolling wheel axis, outer side slope 33-2 and tire shoulder cylindrical contact with predetermined pressure and are compressed, and the interior side slope 33-1 of wheel body and the lateral surface of tire shoulder contact with predetermined pressure and are compressed, on described outer side slope, compartment of terrain is provided with multiple groove, the axis of described groove bearing of trend and tire shoulder rolling wheel is same.Specifically, described tire shoulder rolling wheel wheel body cylindrical is not an annulus, but be made up of two round table surface, high and the structure of two side slopes in the middle of tire shoulder rolling wheel wheel body is formed, can carry out roll extrusion with a wheel body to two places, improves the adaptability to the bending of tire shoulder place, utilize the throughput prediction being formed in groove on outer side slope to produce simultaneously and similarly pinch pleat effect, pinch pleat process as steamed stuffed bun, effectively by the fetus homogenising at tire shoulder place, can ensure that pressing curve is smooth and easy round and smooth.
Further, after tyre surface and belt are fitted, a precompressed and action is had before transmission ring transmission, in order to by each layer pre-pressing, for the centrality improving each rolling device is also convenient to installation and maintenance simultaneously, described pre-pressing device 6 is also fixedly installed on ring body, described pre-pressing device is arranged on the center of ring body, and it comprises and to be fixedly connected with ring body and the axis of guide be disposed radially, to mate the pre-pressing rolling wheel loading plate be set on guide rail and the pre-pressing rolling wheel arranging its underpart.After the laminating completing tyre surface and belt, transmission ring enters clamping station, pre-pressing device on transmission ring can carry out preliminary pressing to it, this device is incorporated on transmission ring, reduce the complexity of feeding rack for building tyre structure and control, by various rolling operation integration, raise the efficiency.
Preferably, the center on described ring body is also provided with center chalker 7, the line of fetus center can realize in subsequent operation fast fixed in, raising operating efficiency.Described center chalker comprises and to be fixedly connected with ring body and the guide rail be disposed radially, to mate the center stitch marker loading plate be set on guide rail and the center stitch marker arranging its underpart.After fetus is shaping, control center chalker on transmission ring can to the tyre surface circle center line of fetus in case follow-up fixed in, this device is incorporated on transmission ring, decreases the stand-by period of this step, raise the efficiency.
It is to be noted, the ring body mentioned in foregoing description axially and ring body is radial or axis, radial direction, be all to be advisable with the axis of ring body or radial parallel or less parallel except particularly pointing out, its need meet and rolling wheel can be moved to matched position and do not interfere with miscellaneous part.Above-mentioned drives structure is also not limited to guide rail slide block and screw-nut structure simultaneously, can adopt the type of drive such as guide rod, Timing Belt tooth bar, chain, be not repeated herein.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.