JP2821776B2 - Tire component sequential winding device - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for winding various tire components to be sequentially supplied to a molding machine in a reverse order of pasting the tire components on the molding machine in advance.

2. Description of the Related Art By previously winding various tire components in reverse order, the operation of sequentially supplying the tire components to the molding machine can be performed smoothly and efficiently.

This sequential winding device is a device that appropriately presets various members supplied to a transport line from a plurality of supply units to form a tire component and winds it in order. Was provided with one turn winding device.

Problems to be Solved Therefore, when winding various tire components in order, when the tire components having the length of one tire to be wound first have been supplied, the next different types of tire components are supplied. In order to do so, it is necessary to perform operations such as replacement of various members supplied to the supply line, guidance of the leading end, and setting of a fixed position.

A series of operations such as replacement of this member is a work that must be performed every time a new tire component is wound up,
It takes time and effort, and it is troublesome to repeat this operation for each tire of each tire component.
Production efficiency was reduced.

Means for Solving the Problems and Action The present invention has been made in view of the above point, and an object thereof is to enable a plurality of winding devices to be switched and mounted on a line for supplying a tire constituent member. Another advantage of the present invention is to provide a sequential winding device capable of improving production efficiency.

That is, the present invention relates to an apparatus for winding a tire component formed by appropriately presetting various members supplied by a plurality of supply means in a reverse order to an order sequentially supplied to a tire building drum, A turntable arranged downstream of the conveying means, and a plurality of winding means for winding the tire constituent members provided and supplied on the turntable together with a liner on a winding roller at a winding position, A tire component sequential winding device, comprising: switching means for rotating the turntable to sequentially switch and mount the plurality of winding means to a winding position.

Tire component members formed by the delivery of various members set to a plurality of supply means are supplied to the winding position,
The tire component is wound up by the winding roller of the winding means which is sequentially switched to the winding position by the switching means.

Therefore, once various members are set in the supply means,
Since the same number of tire components as the number of winding units can be continuously supplied and wound by a plurality of winding units, the frequency of setting various members on the supply unit can be greatly reduced. And increase production efficiency.

In this way, since the tire components are wound on the winding roller of the winding means via the liner in the reverse order of the order in which they are sequentially supplied to the tire building drum, one winding is performed on the tire building drum. The rollers can sequentially supply the tire constituent members in a corresponding manner, and a supply source is not required for each tire constituent member, so that the equipment cost can be reduced and the installation space can be reduced.

Example In this example, an example relating to a belt member in a tire component will be described.

Other components can be implemented in the same manner.

An embodiment according to the present invention shown in FIGS. 1 to 3 will be described below.

FIG. 1 is a plan view of the entire belt preset sequential winding apparatus in all steps from supply of the belt to interlocking, and FIG. 2 is a side view of the same.

The apparatus generally comprises five steps: a belt supply step, a cushion supply preset step, a rubber sheet supply preset step, a fixed length cutting step, and a winding step.

First, the belt supply device 10 located at the most upstream side is a bogie.
Rollers are rotatably mounted up and down on a pair of right and left columns 12 erected on the upper side 11, and the belt 1 is wound around the lower belt winding rotor 13 together with the liner 15. The roller 14 winds the liner 15.

A belt unwinding drive drum 17 is provided at the upper end of a column 16 erected on the downstream side of the belt supply device 10, and a swing arm 18 is pivotally supported. 19 are provided.

The belt unwinding drive drum 17 and the touch roller 19 are connected and driven by a chain at the same surface speed, and the touch roller 19 at the tip of the swing arm 18 is wound around the liner winding roller 14. The liner 15 is pressed so as to press the liner 15 from above.

The belt 1 wound around the belt winding rotor 13 is unwound and guided at the leading end, and approximately 3
The liner 15 is wound about one-half turn, hangs down, and then goes downstream. The liner 15 wound around the belt winding rotor 13 is unwound and wound around the liner winding roller 14.

Therefore, the belt 1 and the liner 15 wound around the belt winding rotor 13 by the rotation of the belt unwinding drive drum 17 are driven.
At the same time, the liner 15 is wound around the liner winding roller 14 at the same speed as the belt 1 by the rotation of the touch roller 19.

Next, the belt 1 that has advanced to the downstream side reaches the cushion supply device 20 and is placed on the feed conveyor 21.

Above the feed conveyor 21, a cushion winding roller 22 and a liner winding roller 23 are located below the cushion winding roller 22, and a touch roller 26 is attached to the tip of a swing arm 25 pivotally supported by a support post 24 downstream thereof. The swing arm 25 is urged upward by a cylinder 28 so that the touch roller 26 is constantly pressed by the liner 27 wound by the liner winding roller 23.

An unwinding drive drum 29 is provided at the upper end of the support column 24, and a roller 30 for forming a festoon is located downstream of the unwinding drive drum 29, and a pressing roller 32 is provided below the roller 30 and close to the roller 31 of the feed conveyor 21. Is arranged.

The cushion 2 unwound from the cushion winding roller 22 is guided at the tip and wound around the unwinding drive drum 29 to form a festoon, and then wound around the roller 30 so that the roller 31 and the pressing roller 32 face downward. The belt 1 is pinched together with the belt 1 already interposed therebetween, and turns in the horizontal direction at right angles to the downstream.

Accordingly, by driving the unwinding drive drum 29 and the touch roller 26, the cushion 2 is driven by the unwinding drive drum 29 and the roller.
30, travels downstream via the pressing roller 32, and the cushion 2 is preset on the belt 1 on the way due to the pressure between the roller 31 and the pressing roller 32.

The unwrapped liner 27 is a liner take-up roller
It is wound around 23.

Next, the belt 1 with the preset cushion 2 reaches the rubber sheet supply device 40.

In the rubber sheet supply device 40, a support member 42 is provided vertically below a beam of a long frame body 41 on the left and right, a rubber sheet winding roller 43 is provided at a lower end of the support member 42, and a swing arm 44 is provided. A pivoting pivot arm 44 is provided at the tip thereof with a box roll 45 for winding the liner and for presetting.

The swing arm 44 is constantly urged downward by the cylinder 46 so that the box roll 45 can press the rubber sheet 3 together with the belt 1 and the cushion 2 between the box roll 45 and the feed conveyor 47.

The rubber sheet 3 and the liner 48 unwound from the rubber sheet winding roller 43 are both wound around a box roll 45, and the liner 48 is wound as it is on a box roll 45.
And it is pressed by the cushion 2 and preset.

In this way, the belt 1 is preset with the cushion 2 and the rubber sheet 3 and reaches the long feeding conveyor 50 of the fixed length cutting process.

The feed conveyer 50 is divided into an upstream fixed-length feed portion 50a and a downstream tip-end conveyer portion 50b, and the fixed length cut portion is cut at a joint between the two.

The downstream end of the front end conveyor 50b can swing upward.

The belt 1, which has the cushion 2 and the rubber sheet 3 preset and cut to a fixed length, is sent to the sequential winding device 60 and wound.

In the sequential winding device 60, four winding carts 80 are mounted on a turntable 61.

The turntable 61 is a circular table whose center is hollowed out in a circular shape, the center of which is slightly shifted from the feed direction of the belt, and wheels 63 arranged concentrically on the bottom surface of the turntable 61 are laid on the floor surface. It is mounted on an annular rail 64 and is rotatably supported (see FIG. 3).

Then, a motor 67 is fixed on a support base 66 attached to a base 65 provided in a central hollow portion of the turntable 61,
A sprocket 68 is fitted on a drive shaft projecting below the motor 67.

Chain around the entire circumference of the inner surface of the turntable 61
The sprocket 68 is engaged with the chain 69.

Therefore, the turntable 61 is rotated via the chain 69 by the driving of the motor 67.

A cylinder 70 is provided near the outer periphery of the turntable 61, and a cylinder rod projects from the turntable 61.
The turntable 61
Can be fixed in place.

On the turntable 61, four guide rails 71 for guiding the carriage are laid in an arrangement parallel to the radial direction and orthogonal to each other, and at the end of the guide rail 71, a stopper 72 for positioning the carriage and a carriage are fixed. A hook 73 is provided, and a liner pass device 74 is provided along each guide rail 71.
Is installed.

The liner pass device 74 is provided with two guide rollers 75 and 76 parallel to the guide rail 71 and a reversing roller 77 for reversing the liner.

On the other hand, a roller for winding the belt and a roller for supplying the liner are mounted on a carriage 80.

The bogie 80 is a pair of front and rear A-shaped supports on a bottom plate 81.
A belt winding roller 83 and a liner winding roller 84 are provided between the two supports 82 so as to be rotatable up and down.

Wheels 85 are provided at the four corners below the bottom plate 81,
A guide member 86 is provided vertically downward at the center.

Therefore, the carriage 80 moves onto the turntable 61, and the guide member 86 is fitted to the guide rail 71 so that the guide rail 71
And is stopped at a predetermined position by a stopper 72 and fixed by a hook 73 (see FIG. 3).

In this way, the four carts 80 can be stopped and fixed at predetermined positions on the turntable 61.

The take-up roller 83 and the liner winding roller 84 of each carriage 80 are parallel to and have a predetermined positional relationship with the corresponding guide rollers 75 and 76 and the reversing roller 77 of the liner pass device 74 (second line).
See figure).

On the other hand, the base provided in the hollow portion of the turntable 61
A rail 90 is laid on 65 in a direction parallel to the direction in which the belt is sent, and a moving base 92 is supported via a sliding portion 91.

At the end of the moving base 92, a support frame 93 is erected, and the rotating shafts 94 and 95 are provided on the support frame 93 in a direction perpendicular to the direction in which the belt is fed. Have been.

Each of the rotating shafts 94 and 95 has an extendable connecting portion 96 and 97 at its end.
Are provided, and the connecting portions 96 and 97 can be extended and contracted via the arms 100 and 101 which are swung by the cylinders 98 and 99.

The other end of the upper rotation shaft 94 is connected to a drive shaft of a motor 103 supported by a bracket 102 projecting from a support frame 93.

The sequential winding device 60 is configured as described above, and the operation procedure will be described. First, the moving base 92 is moved to support the frame.
93 is retracted toward the center, the turntable 61 is made rotatable and fixed at a predetermined position by a stopper 72, and the bogie 80 is turned from the direction shown by the arrow in FIG.
To be mounted on the predetermined position.

The turntable 61 is rotated, and the four carts 80 are sequentially mounted at predetermined positions in the same manner.

And the liner from the liner winding roller 84 of each carriage 80
The unwinding roller 104 passes over the guide rollers 75 and 76 of the liner pass device 74 as shown in FIG.
7 and then around the take-up roller 83.

Then, the carriage 80 to be wound is transferred to the feed conveyor.
The turntable 61 is rotated and fixed so that the turntable 61 is placed laterally on the end of the support frame 50.
93, and drive the cylinders 98 and 99 to rotate the shaft 9
When the connecting portions 96 and 97 of 4,95 are extended, the connecting portions 96 and 97 are connected to the winding roller 83 and the liner winding roller 84 on the carriage 80 side.

Therefore, when the motor 103 is driven, the rotating shaft 94 and the connecting portion 9
The take-up roller 83 rotates via 6 to take up the liner 104.

On the other hand, as described above, the belt 1 in which the cushion 2 and the rubber sheet 3 have been preset is cut to a fixed length and fed to the conveyor.
From 50, it is supplied to the sequential winding device 60.

As shown in FIG. 2, the preset belt 1 is supplied onto the liner 104 which is centered by the cross guider 110 and pulled from the reversing roller 77 to the winding roller 83.

Therefore, the belt 1 is guided by the liner 104,
It is wound up by the winding roller 83 together with the liner 104.

A certain kind of belt for one tire is thus one
When it is wound on the winding roller 83 of the carriage 80, the connecting portion 9
6, 97, the moving base 92 is moved, the support frame 93 is retracted to the center, the stopper 72 is released, the turn table 61 is rotated, the next carriage 80 is fed sideways on the conveyor 50, and the same operation is performed again. Work is performed, and the same type of belt is wound around the winding roller 83 of the carriage 80.

When the winding of the belt of this type is completed for all the four carts 80 in this way, each of the belt feeding devices 10, the cushion feeding devices 20,
The belt 1, the cushion 2, and the rubber sheet 3 are replaced in the rubber sheet supply device 40.

Then, in the same manner as described above, the next-stage belt is wound around each carriage 80.

The order of the belt wound around the winding roller 83 is opposite to the order wound around the tire molding machine, and the belt is later supplied to the molding machine in order from the belt wound around the winding roller 83.

In the belt supply device 10, the cushion supply device 20, and the rubber sheet supply device 40, the operation of exchanging the belt 1, the cushion 2, and the rubber sheet 3 involves not only exchanging the members, but also guiding the leading ends of the members and setting them at fixed positions. Yes, it takes time and effort.

Therefore, the frequency of such work is preferably as small as possible. In the case of the present embodiment, the members may be replaced each time winding of four tires is performed on various belts.
Compared with the conventional method of replacing each piece, time and labor can be greatly reduced, and productivity can be improved.

In this embodiment, four trolleys 80 can be mounted on the turntable 61. However, the number of trolleys can be further increased.

In addition to the rotating system such as a turntable, the carriage may be moved linearly so that the carriage can be sequentially laid on the feed conveyor 50.

Advantageous Effects of the Invention According to the present invention, the frequency of replacing various members can be significantly reduced, labor can be reduced, and production efficiency can be improved.

[Brief description of the drawings]

FIG. 1 is a plan view of the entire belt preset sequential winding device,
FIG. 2 is a side view, and FIG. 3 is a sectional view taken along the line III-III of FIG. DESCRIPTION OF SYMBOLS 1 ... Belt, 2 ... Cushion, 3 ... Rubber sheet, 10 ... Belt supply device, 11 ... Dolly, 12 ... Post, 13 ...
… Belt winding roller, 14 …… Liner winding roller, 15
…… Liner, 16… Prop, 17… Belt unwind drive drum, 18… Swing arm, 19… Touch roller, 20… Cushion feeder, 21… Feed conveyor, 22…
… Cushion winding roller, 23 …… Liner winding roller,
24 ... post, 25 ... swing arm, 26 ... touch roller,
27 ... Liner, 28 ... Cylinder, 29 ... Unwind drive drum, 30,31 ... Roller, 32 ... Press roller, 40 ... Rubber sheet supply device, 41 ... Frame body, 42 ... Support member , 43 …… Rubber sheet winding roller, 44 …… Swing arm,
45 …… Box roll, 46 …… Cylinder, 47 …… Feed conveyor, 48 …… Liner, 50 …… Feed conveyor, 60 …… Sequential winding device, 61 …… Turntable, 63 …… Wheel, 64 …… Rail , 65 …… Base, 66 …… Support, 67 ……
Motor, 68 sprocket, 69 chain, 70
Cylinder, 71 …… Guide rail, 72 …… Stopper,
73 ... hook, 74 ... liner pass device, 75, 76 ... guide roller, 77 ... reversing roller, 80 ... trolley, 81 ... bottom plate, 82 ... column, 83 ... winding roller, 84 ... … Liner winding roller, 85 …… Wheel, 86 ……
Guide member, 90… rail, 91… sliding part, 92… moving base, 93…
Support frame, 94,95 ... Rotary shaft, 96,97 ... Connecting part, 98,99
... cylinder, 100, 101 ... arm, 102 ... bracket, 103 ... motor, 104 ... liner, 110 ... cross guider.

──────────────────────────────────────────────────続 き Continued on the front page (58) Fields surveyed (Int. Cl. ⁶ , DB name) B29D 30/08-30/50 B65H 75/00-75/50 B29K 21:00

Claims (1)

(57) [Claims] An apparatus for winding a tire component formed by appropriately presetting various members supplied by a plurality of supply means in an order reverse to the order in which the components are sequentially supplied to a tire building drum. A turntable arranged downstream of the conveying means, and a plurality of winding means for winding the tire component provided and provided on the turntable together with a liner around a winding roller at a winding position, Switching means for rotating the turntable to sequentially switch the plurality of winding means to the winding position and mounting the winding means.