JP3032620U - Molding material supply device for tire molding machine - Google Patents

Abstract

(57) [Abstract] [PROBLEMS] To improve a molding work efficiency by supplying a tire molding material to a molding drum without replacement. SOLUTION: An inner liner supply means 1, a carcass supply means 2, and left and right sidetlet supply means 4 are attached to a guide rail 7 so as to correspond to a first molding drum 5 via a power transmission mechanism 19 by driving a motor 18. Move along. The belt forming means 3 for the inner and outer layers is connected to the second forming drum 8.
And fix it. It is possible to supply the inner liner, the carcass, the belts of the inner and outer layers, and the left and right side treads to the forming drum by each supplying means 1 to 4 without replacing them.

Description

[Detailed description of the device]

[0001]

[Technical field to which the device belongs]

 The present invention relates to a molding material supply device for a tire molding machine that automatically supplies a tire molding material such as an inner liner, a carcass, belts of inner and outer layers, and left and right side treads to a molding drum of a tire molding machine.

[0002]

[Prior art]

 Conventionally, in order to supply tire molding materials such as inner liner, carcass, belts for inner and outer layers, left and right side treads, etc. to a molding drum of a tire molding machine, the tire molding materials are sequentially exchanged and loaded into a supply means. It was supplied to the forming drum.

[0003]

[Problems to be solved by the device]

 However, in the conventional tire molding material supply system as described above, there is a problem that the tire molding material replacement work requires time and labor, and the tire molding work efficiency is poor.

The present invention solves the above-mentioned conventional problems, and can supply the tire molding material to the forming drum without exchanging the tire molding material, thus improving the tire forming work efficiency. It is an object of the present invention to provide a molding material supply device for a tire molding machine, which is made possible.

[0005]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, a molding material supply device for a tire molding machine of the present invention comprises a first conveying means for conveying a long material constituting a tire molding material, and a long material conveyed by this conveying means. A plurality of types of tire molding materials having a cutting means for cutting the tire molding material of a required length into a tire molding material and a second conveying means for supplying the tire molding material cut by the cutting means to the molding drum of the tire molding machine. A plurality of supplying means for supplying the forming drum to the forming drum, and a traveling means for selectively laterally moving at least a plurality of supplying means of the plurality of supplying means so as to correspond to the forming drum. A driving means for selectively laterally moving the laterally movable supply means by the traveling means so as to correspond to the forming drum.

In the above structure, the tire molding material is the inner liner, the carcass, the belts of the inner and outer layers, and the left and right side treads. The inner liner, the carcass, the left and right side treads are supplied to the first molding drum. The belt feeding means for the inner and outer layers can be fixed corresponding to the second forming drum.

As means for supplying the inner and outer layer belts, a first conveying means, a cutting means, and a second conveying means are arranged in upper and lower two stages, and the supply side of each of the second conveying means is the second. The belt of the inner and outer layers can be selectively brought close to the forming drum so that the belt can be selectively supplied to the second forming drum.

As the left and right side tread supplying means, a first conveying means, a cutting means, and a second conveying means are arranged in upper and lower two stages, and the supply side of each of the second conveying means is a first side. One side of the forming drum can be selectively brought close to the first forming drum, and the left and right side treads can be selectively supplied to the first forming drum.

According to the present invention configured as described above, when the tire molding material can be supplied to the molding drum by each supply means, a plurality of types of tire molding materials can be supplied to one molding drum. In addition, each supply means can be laterally moved selectively by the driving means and the traveling means to correspond to the forming drum. In this way, the tire molding material can be supplied to the molding drum without replacement.

[0010]

[Embodiment of device]

 An embodiment of the present invention will be described below with reference to the drawings. 1 to 3 show a molding material supply device for a tire molding machine according to an embodiment of the present invention, FIG. 1 is a schematic plan view of the whole, FIG. 2 is a front view of an inner liner and a carcass supply means, and FIG. [FIG. 4] is a front view of a supplying means for the inner and outer layer belts.

As shown in FIGS. 1 to 3, inner liner supply means 1, carcass supply means 2, inner and outer layer belt supply means 3, and left and right side tread supply means 4 are used. . A pair of guide rails 7 on the base 6 so that the inner liner supply means 1, the carcass supply means 2, and the left and right side tread supply means 4 can selectively correspond to the first forming drum 5. It is provided so that it can be moved laterally along. The belt supplying means 3 for the inner and outer layers are positioned and fixed by the positioning means 10 on the base 9 so as to correspond to the second forming drum 8.

As shown in FIG. 1 and FIG. 2, the inner liner supply means 1 and the carcass supply means 2 are sequentially provided on the base frame 11 from the rear side to the front side (first molding drum 5 side) in order of reel supporting portions. 12, a first carrying means 13, a cutting means 14, and a second carrying means 15 are provided. As shown in FIGS. 1 and 3, the belt feeding means 3 and the side tread feeding means 4 are provided on the base frame 16 from the rear side to the front side (the first molding drum 5 or the second molding drum 8 side). A reel support portion 12, a first transfer means 13, a cutting means 14, and a second transfer means 15 are sequentially provided in upper and lower two stages.

In the inner liner supply means 1 and the carcass supply means 2, a pair of traveling wheels 17 are rotatably supported on both lower side portions of the base frame 11 and engaged so as to be able to travel along the guide rails 7. There is. Similarly, the side tread supply means 4 is also rotatably supported by running wheels (not shown) on both lower sides of the base frame 16 and is engaged so as to be able to run along the guide rails 7 (the lower part of FIG. 3). In the above, only the case where the belt feeding means 3 is used in a fixed state is shown, but the parts above it are common to the side tread feeding means 4.) The inner liner supply means 1, the carcass supply means 2 and the side tread supply means 4 have base frames 11 and 16 integrated with each other, and are driven by a motor 18 to laterally move through a power transmission mechanism 19 such as a pinion and a rack for selective operation. It is adapted to the first molding drum 5.

In the inner liner supply means 1, a reel 21 on which a long inner liner A with a liner a is wound up so as to be able to be paid out is rotatably supported by a reel supporting portion 12. In the carcass supply means 2, a reel 22 on which a long carcass B with a liner b is wound so that it can be paid out is rotatably and rotatably supported by a reel supporting portion 12. In the belt supply means 3, the reels 24 and 25, in which the belt C of the inner and outer layers with the liner c is wound up so as to be able to be paid out, are rotatably and rotatably supported by the upper and lower reel supporting portions 12, respectively. In the side tread supplying means 4, reels 26 and 27 in which left and right side treads D with a liner d are longly wound around the upper and lower reel supporting portions 12 so as to be unwound, are rotatably supported in a detachable manner ( In FIG. 1, the positions of the reels 24 and 25 and the reels 26 and 27 are shown shifted in the front-rear direction for easy understanding.

An example of the first conveying means 13 in each of the supplying means 1 to 4 will be described. An inner liner A with a liner a or the like is sequentially fed out from a reel 21 or the like and guided by a plurality of guide rollers 28. The inner liner A and the like are separated from the liner a and the like on the way, and the liner a and the like are guided to the winding roller 29. On the other hand, the inner liner A and the like are guided between the feed roller 30 and the pressing roller 32 rotatably supported by the tip end of the swing arm 31, and subsequently, can be rotated by the tip end of the swing arm 33. It is guided to the supported pinch roller 34 and then to the transport conveyor 35. The take-up roller 29 and the feed roller 30 are rotated by the drive of motors 36 and 37 via power transmission mechanisms 38 and 39 such as belts, and the conveyer conveyor 35 is driven by a motor 40 having a built-in clutch and brake to drive a belt or the like. It is adapted to be driven via the power transmission mechanism 41. The swing arm 33 and the pinch roller 34 are biased by a tension spring 42 in a direction to apply tension to the inner liner A, etc., and the swing position of the swing arm 33 is detected by the micro switches 43 and 44. There is.

The inner liner A and the like with the liner a fed from the reel 12 and the like is guided by the guide roller 28 and peeled off in the middle thereof, and the liner a and the like are wound by the drive of the motor 36. The inner liner A and the like are wound by 29 and are sent by a feed roller 30 which is rotated by the drive of a motor 37 through a pinch roller 34 to a conveyer conveyor 35 which is driven by a drive of a motor 40. Are transported forward by.

The cutting means 14 in each of the supplying means 1 to 4 cuts the inner liner A and the like conveyed by the conveying conveyor 35 into required lengths. As one example, it is configured to cut the end portion in an inclined state with respect to the transport direction.

An example of the second conveying means 15 in the inner liner supplying means 1 and the carcass supplying means 2 will be described. The inner liner A and the like cut into a desired length by the cutting means 14 are guided to the conveying conveyor 45. The transfer conveyor 45 is supported together with the transfer conveyor 35 of the first transfer stage 13 on a support base 46 in the base frame 11 so as to be swingable in the vertical direction about a support shaft 47 as a fulcrum. The transfer conveyor 45 is driven by the drive of the motor 40 via a power transmission mechanism 48 such as a belt. The transfer conveyors 35 and 45 are swung by the expansion and contraction of a hydraulic cylinder device 49 connected to the base frame 11. A pair of front and rear support members 51, 52 are attached to a frame 50 of the transfer conveyor 45. An intermediate portion of a swing arm 53 is swingably supported by the support member 52 in the vertical direction, and a pressing roller 54 is rotatably supported at the tip of the swing arm 53. A hydraulic cylinder device 55 is connected between the support member 51 and the base of the swing arm 53.

Then, the operation of the hydraulic cylinder device 49 keeps the conveyor 45 in the horizontal direction, and the extension of the hydraulic cylinder device 55 causes the pressing roller 54 to approach the first forming drum 5. In this state, the inner liner A etc. cut by the cutting means 14 is conveyed by the conveyer conveyor 45 driven by the drive of the motor 40, and is pressed against the first molding drum 5 by the pressing roller 54, thereby The liner A and the like can be supplied to the first molding drum 5. At this time, the transfer conveyor 45 is received by the shock absorber 56 provided on the support base 46 to prevent the pressing roller 54 from colliding with the first molding drum 6. The supplied inner liner A and the like are wound up by a tensile force caused by the rotation of the first molding drum 5. At this time, the driving of the transport conveyors 35 and 45 is stopped by the clutch operation of the motor 40 so as to be in a neutral state so that the winding operation by the rotation of the first molding drum 5 is not hindered.

When the inner liner A or the like is not supplied to the first molding drum 5, the hydraulic cylinder device 55 is contracted to rotate the swing arm 53 so that the tip end side thereof is located above, and the press roller 54. Is separated from the first forming drum 5 as shown by the chain line, and further, the hydraulic cylinder device 49 is extended to rotate the transport conveyors 35, 45 so that the front ends thereof are located upward as shown by the chain line. Return to the supply start state.

Explaining an example of the lower second conveying means 15 in the belt supplying means 3 and the side tread supplying means 4, the belt C and the like cut into a desired length by the cutting means 14 are guided to the conveying conveyor 57. The carrier conveyor 57 includes a carrier shaft 59 mounted on the frame 58 together with the carrier conveyor 35 of the first carrier means 13, and a support shaft horizontally mounted in the front-rear direction on a carrier plate 61 on a support base 60 in the base frame 16. 62 is supported by a bearing 63 so as to be movable in the front-rear direction. The transport conveyor 57 is driven by the drive of the motor 40 via a power transmission mechanism 64 such as a belt. The transfer conveyors 35 and 57 are moved in the front-rear direction by the expansion and contraction of the hydraulic cylinder device 65 connected between the support plate 61 and the support plate 59 on the support base 60. A pair of front and rear support members 66 and 67 are attached to the frame 58 of the transfer conveyor 57. An intermediate portion of the swing arm 68 is swingably supported by the support member 67 in the vertical direction, and a pressing roller 69 is rotatably supported at the tip of the swing arm 68. A hydraulic cylinder device 70 is connected between the support member 66 and the base of the swing arm 68.

Then, by extending the hydraulic cylinder device 65, the transport conveyors 35 and 57 are advanced, and by extending the hydraulic cylinder device 70, the pressing roller 69 is brought closer to the second forming drum 8. In this state, the belt C cut by the cutting means 14 is conveyed by the conveyer conveyor 57 driven by the drive of the motor 40, and the pressing roller 69 presses the belt C against the second molding drum 8 to make the belt C. Etc. can be supplied to the second molding drum 8. The supplied belt C and the like are wound up by a tensile force accompanying the rotation of the second forming drum 8. At this time, the drive of the conveyors 35, 57 is stopped by the operation of the clutch of the motor 40 so as to be in a neutral state so that the winding operation due to the rotation of the second molding drum 8 is not hindered.

When the belt C and the like are not supplied to the second forming drum 8, the hydraulic cylinder device 70 is contracted to rotate the swing arm 68 so that its tip end side is located above, and the pressing roller 69 is held. Is separated from the second forming drum 8 as shown by the solid line, and the hydraulic cylinder device 65 is further contracted to move the transport conveyors 35 and 57 rearward as shown by the solid line to return to the supply start state.

An example of the upper second conveying means 15 in the belt supplying means 3 and the side tread supplying means 4 will be described. The belt C and the like cut into a desired length by the cutting means 14 are guided to the conveying conveyors 71 and 72. . The rear side transfer conveyor 71 is horizontally supported by a support base 73 in the base frame 16 together with the transfer conveyor 35 of the first transfer means 13. A rear side of the transport conveyor 72 on the front side is supported by the base frame 16 so as to be vertically rotatable. The conveyors 71, 72 are driven by the drive of the motor 40 via a power transmission mechanism 74 such as a belt. The transfer conveyor 72 is rotated by the expansion and contraction of a hydraulic cylinder device 77 connected between its frame 75 and the frame 76 of the transfer conveyor 71. A pair of front and rear support members 78 and 79 are attached to the frame 75 of the transfer conveyor 72. An intermediate portion of a swing arm 80 is swingably supported by the support member 79 in the vertical direction, and a pressing roller 81 is rotatably supported at the tip of the swing arm 80. A hydraulic cylinder device 82 is connected between the support member 78 and the base of the swing arm 80.

Then, the hydraulic cylinder device 77 is contracted to incline the transfer conveyor 72 downward, and the hydraulic cylinder device 82 is extended to bring the pressing roller 81 close to the second forming drum 8. In this state, the belt C cut by the cutting means 14 is conveyed by the conveyer conveyors 71 and 72 driven by the drive of the motor 40, and is pressed against the second molding drum 8 by the pressing roller 81. The belt C and the like can be supplied to the second forming drum 8. The supplied belt C and the like are wound up by a tensile force caused by the rotation of the second molding drum 8. At this time, the operation of the clutch of the motor 40 stops the driving of the transport conveyors 35, 71, 72 to make it neutral, so that the winding operation by the rotation of the second molding drum 8 is not hindered.

When the belt C or the like is not supplied to the second forming drum 8, the hydraulic cylinder device 82 is contracted to rotate the swing arm 80 so that its tip end side is located above, and the pressing roller 81 is provided. Is separated from the second molding drum 8 as shown by the chain line, and further the hydraulic cylinder device 77 is extended to rotate the transport conveyor 72 so that its front end side is located at the upper side as shown by the chain line. Return to the start state.

The operation of the above configuration will be described below. First, the inner liner supply means 1, the carcass supply means 2 and the side tread supply means 4 are laterally moved along the guide rail 7 by driving the motor 18 via the power transmission mechanism 19 to move the inner liner supply means 1 to the first position. It corresponds to the molding drum 5 of. Then, the inner liner supply means 1 is operated as described above by the winding start signal of the first molding drum 5. As a result, the long inner liner A with the liner a wound on the reel 21 is peeled off while being sequentially fed out by the first conveying means 13, and the inner liner A is cut by the cutting means 14 at a required length. Then, the cut inner liner A is supplied to the first forming drum 5 by the second conveying means 15 and wound by the first forming drum 5. After winding, the operation of the inner liner supply means 1 is stopped, and the second conveying means 45 is returned to the supply start state.

Next, the inner liner supply means 1, the carcass supply means 2 and the side tread supply means 4 are laterally moved along the guide rail 7 via the power transmission mechanism 19 by driving the motor 18, and the carcass supply means 2 is moved. Correspond to the first molding drum 5. Then, the carcass supplying means 2 is operated as described above by the winding start signal of the second forming drum 5. As a result, the long carcass B with the liner b wound on the reel 22 is peeled off while being sequentially fed out by the first conveying means 13, and the carcass B is cut into the required length by the cutting means 14 and cut. The carcass B thus formed is supplied to the first forming drum 5 by the second conveying means 15 and wound up by the first forming drum 5. After winding, the operation of the carcass supply means 2 is stopped and the second transport means 45 is returned to the supply start state.

Next, the inner liner A and the carcass B of the required length wound on the first forming drum 5 are transferred to the second forming drum 8. Then, the belt supply means 3 is operated as described above by the winding start signal of the second forming drum 8. First, the long continuous belt C with the liner c wound on the upper reel 24 is peeled off while being sequentially paid out by the first conveying means 13, and the inner belt C is cut by the cutting means 14 at every required length. The belt C of the inner layer thus cut is supplied to the second forming drum 8 by the second conveying means 15 and wound by the second forming drum 8. After winding, the second conveying means 45 is returned to the supply start state. Then, the belt C of the outer layer having a long liner c and wound on the reel 25 in the lower stage is peeled off while being sequentially fed out by the first conveying means 13 by the winding start signal of the second forming drum 8, The outer layer belt C is cut to a required length by the cutting means 14, and the cut outer layer belt C is supplied to the second forming drum 8 by the second conveying means 15 and wound by the second forming drum 8. take. After winding, the operation of the belt feeding means 3 is stopped and the second feeding means 45 is returned to the feeding start state.

Next, the inner liner A, the carcass B, and the inner and outer belts C, which have a required length and are wound around the second forming drum 8, are transferred to the first forming drum 5. Next, the inner liner supply means 1, the carcass supply means 2 and the side tread supply means 4 are laterally moved along the guide rails 7 via the power transmission mechanism 19 by driving the motor 18, and the upper stage of the side tread supply means 4 is moved. Correspond to the first molding drum 5. Then, the side tread supply means 4 is operated as described above by the winding start signal of the first forming drum 5. As a result, the left side (or right) side tread D with the liner d wound on the upper reel 26 is peeled off while being sequentially fed out by the first transport means 13, and the left side tread D is removed. Is cut into required lengths by the cutting means 14, and the cut left side tread D is supplied to the first forming drum 5 by the second conveying means 15 and wound by the first forming drum 5. After winding, the second carrying means 45 is returned to the supply start state.

Next, the long (on the left side) side tread D with a long liner d wound around the lower reel 27 is sequentially fed out by the first transfer means 13 and peeled off. The side tread D of No. 1 is cut by the cutting means 14 to the required length, and the cut right side tread D is supplied to the first forming drum 5 by the second conveying means 15, and is cut by the first forming drum 5. Wind up. After winding, the operation of the side tread supply means 4 is stopped, and the second transport means 45 is returned to the supply start state.

The tire molding material can be changed according to the tire configuration. Further, the feeding means for moving laterally can be changed according to the winding system for the forming drum, and all feeding means can also be moved laterally. In addition, the present invention can be variously modified in design without departing from the basic technical idea.

[0033]

[Effect of device]

 As described above, according to the present invention, the tire molding material can be supplied to the molding drum by each supply means, and when plural kinds of tire molding materials are supplied to one molding drum, each supply means is used. Can be laterally moved selectively by the driving means and the traveling means to correspond to the forming drum. In this way, the tire molding material can be supplied to the molding drum without replacement, so that the tire molding work efficiency can be improved.

[Brief description of drawings]

FIG. 1 is an overall schematic plan view showing a molding material supply device for a tire molding machine according to an embodiment of the present invention.

FIG. 2 is a front view showing an inner liner and a carcass feeding means in the feeding device.

FIG. 3 is a front view showing a supplying means for the inner and outer layer belts in the supplying device.

[Explanation of symbols]

 1 Inner Liner Supplying Means 2 Carcass Supplying Means 3 Inner / Outer Layer Belt Supplying Means 4 Left and Right Side Tread Supplying Means 5 First Forming Drum 7 Guide Rail 8 Second Forming Drum 12 Reel Support 13 First Conveying Means 14 Cutting Means 15 Second Conveying Means

Claims (4)

[Scope of utility model registration request] 1. A first conveying means for conveying a long product constituting a tire molding material, a cutting means for cutting the long product conveyed by the conveying means into tire molding materials of a required length, and this cutting means. A plurality of supply means for supplying a plurality of types of tire molding materials to the molding drum, and a second conveying means for supplying the tire molding material cut by the above to the molding drum of the tire molding machine. A traveling means for selectively laterally moving at least a plurality of the supplying means of the table to correspond to the forming drum, and a traveling means for the laterally movable supplying means to correspond to the forming drum. A device for supplying a molding material for a tire molding machine, comprising: a driving unit that selectively laterally moves by means. 2. The tire molding material is an inner liner,
The carcass, the belt for the inner and outer layers, and the left and right side treads. The inner liner, the carcass, the means for supplying the left and right side treads are configured to be able to move laterally in correspondence with the first forming drum, and The molding material supply device for a tire molding machine according to claim 1, wherein the supply means is fixed corresponding to the second molding drum. 3. A belt feeding means for the inner and outer layers has a first carrying means, a cutting means, and a second carrying means arranged in upper and lower two stages,
3. A structure in which the supply side of each of the second conveying means is selectively brought close to the second forming drum so that the inner and outer belts can be selectively supplied to the second forming drum. Molding material supply device for tire molding machines. 4. The left and right side tread supply means arranges a first conveying means, a cutting means, and a second conveying means in upper and lower two stages, and a supply side of each of the second conveying means is a first side. The molding material supply device for a tire molding machine according to claim 2 or 3, wherein the molding material supply device for a tire molding machine is configured so as to be selectively brought close to a molding drum so that the left and right side treads can be selectively supplied to the first molding drum.