JP2002321288A - Method for replacing drum, method for replacing pallet, and method for replacing drum-pallet in tire production system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a method for replacing a drum in a production system in which a drum replacement action can be done easily by a simple apparatus. SOLUTION: The first and second guide rails 53 and 54 are installed in the dolly main body 52 of the first conveyance dolly 16, and the first drum support dolly 55 and the first pallet support dolly 56 are set. A drum stockroom 58 is installed corresponding to band molding drums 36A and 36B fitted to the drum main shafts 32a and 32b of the second drum driving box 32. The dolly main body 52 is reciprocated along a conveyance rail 51, the first drum support dolly 55 is moved along the first guide rail 53, the drum 36A is detached to be received by the support dolly 55. After that, the support dolly 55 and the drum 36A are transferred onto a guide rail 61 which is an empty space of the drum stockroom 58, a drum 36C is received with a support dolly 62, and the drum 36C is fitted to the drum main shaft 32a of the driving box 32.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for exchanging drums, a method for exchanging pallets, and a method for exchanging drums and pallets in a tire production system.

[0002]

2. Description of the Related Art In a tire production system, a body ply is formed by a body ply forming drum at a body ply station, and an inner liner is closely attached to an inner periphery of the body ply at a band station to form a band. . On the other hand, at the belt tread station, the tread is closely attached to the outer periphery of the belt to form the belt tread. Further, a green tire is formed by a green tire forming drum using the band conveyed from the band station and the belt tread conveyed from the belt tread station. Finally,
The green tires are transported to a vulcanizer to be finished tires.

When changing the tire size at each station, an operator removes a drum to be replaced mounted on a drum main shaft of a drum drive box by a lift car, transports the drum to a stock position and stocks it. After placing the replacement drum on the lift car, the replacement drum is moved to the drum main shaft side to mount the drum.

On the other hand, transport lines for transporting tire parts are provided between the stations, respectively.
A transport vehicle is arranged along this transport line so as to be able to reciprocate, and the pallets provided on the transport vehicle transport tire components to the next step.

When changing the tire size at each station, an operator removes a pallet to be replaced by a lift car, transports the pallet to a stock position, stocks the pallet, places the replacement pallet on the lift car, and places the pallet on the lift car. It moves to the mounting position and mounts the pallet.

[0006]

In the conventional tire production system, there is a problem that the operation of changing the drum and the pallet is time-consuming and very troublesome. Since the transport trolley was used only for transporting the tire parts, there was a problem that the transport trolley could not be used effectively. For this reason, there has been a problem that the switching time becomes long and it is not possible to improve the tire production efficiency.

A first object of the present invention is to provide a method of exchanging drums in a tire production system which simplifies the configuration of a drum exchanging device and can quickly exchange drums.

A second object of the present invention is to provide a method of exchanging pallets in a tire production system capable of simplifying the configuration of a pallet exchanging device and quickly exchanging pallets.

A third object of the present invention is to provide a drum and pallet replacement method which simplifies the structure of a drum and pallet replacement device and can quickly perform a drum and pallet replacement operation. .

[0010]

According to a first aspect of the present invention, a band is formed by closely attaching an inner liner to an inner periphery of a body ply and attaching a bead to an outer periphery of the body ply. A band station with a band forming drum, a belt tread station with a belt tread forming drum that forms a belt tread by closely attaching a cap tread to the outer periphery of the belt, and a belt tread on the outer periphery of the band to form a green tire And a shaping station having a shaping drum that is capable of moving tire components from an upstream station to a downstream station by using a self-propelled transfer carriage that can move on a transfer line passing through the respective stations. In a tire production system, A transfer drum at least one of a band forming drum, a shaping drum, and a belt tread forming drum stored in a drum stocker installed at a position where the replacement drum is mounted on a station to which the replacement drum is attached. The gist is that they are used and exchanged.

The gist of the invention described in claim 2 is that, in claim 1, a ply station including a body ply forming drum for forming a body ply is disposed upstream of the band station.

[0012] The invention described in claim 3 is the invention according to claim 1 or 2.
In the present invention, one transport trolley is arranged between two adjacent stations, and the one transport trolley performs a drum changing operation with respect to both upstream and downstream stations.

According to a fourth aspect of the present invention, in any one of the first to third aspects, the drum supporting truck supported by the transporting truck corresponds to a drum to be replaced mounted on a drum drive box of the station. To transfer the exchanged drum to the empty space of the drum stocker after the above-described process, transferring the exchanged drum to the empty space of the drum stocker together with the drum support cart, and after the above-described process, Moving along the transfer line, receiving the replacement drum and the drum support trolley waiting on the drum stocker on the transfer trolley, and after the above-described step, moving the transfer trolley closer to the drum drive box of the station. And attaching a replacement drum on the drum support trolley.

According to a fifth aspect of the present invention, in any one of the first to third aspects, the exchanged drum is supported on each of two drum main shafts of a drum drive box, and the drum stocker has a pair of exchange drums. A drum support truck that supports the pallet is held, and an empty space is provided for stocking a drum to be replaced. Further, the transport truck is equipped with a pallet support truck supporting a pallet and an empty drum support truck. The gist of the invention is that the two drums are exchanged sequentially using the transporting cart, the empty drum supporting cart and the empty space.

According to a sixth aspect of the present invention, in any one of the first to third aspects, the exchanged drum is supported on each of two drum main shafts of a drum drive box, and the drum stocker has a pair of exchange drums. A drum support truck that supports the pallet is held, and in addition to the pallet support truck that supports the pallet, an empty drum support cart is mounted on the transport cart, and the transport cart and the pallet support cart are located at other positions from the transport cart. And the replacement operation of the two drums is performed sequentially using the empty space.

According to a seventh aspect of the present invention, in any one of the first to third aspects, the exchanged drum is supported on each of two drum main shafts of a drum drive box, and the drum stocker has a pair of exchange drums. A drum support cart that supports the pallet is held, and the transport cart is equipped with an empty drum support cart in addition to the pallet support cart that supports the pallet, and the transport line is provided with at least one drum temporary placing and lifting mechanism. The gist is that the transfer operation of the two drums is performed sequentially by using the transporting trolley, the empty drum supporting trolley, and the drum temporary placing and lowering mechanism.

[0018] The invention according to claim 8 is a band station having a band forming drum for forming a band by attaching an inner liner to the inner periphery of the body ply and attaching a bead to the outer periphery, and a cap tread on the outer periphery of the belt. A belt tread station including a belt tread forming drum for forming a belt tread by closely contacting
A shaping station having a shaping drum for forming a green tire by joining a belt tread to the outer periphery of the band, and using a self-propelled carrier that can move on a carrier line passing through each station, an upstream station. From a ply pallet, a band pallet, or a belt tread pallet stored in a pallet stocker installed along a transport line in a tire production system configured to transport tire parts from a station to a downstream station Using the transfer trolley, the pallet and the pallet to be replaced on the station to which this replacement pallet is attached,
The gist is that they are exchanged.

According to a ninth aspect of the present invention, in accordance with the eighth aspect, an empty drum supporting truck is mounted on the transporting truck in addition to a pallet supporting truck supporting a pallet, and a replacement pallet is mounted on the pallet stocker. A pallet support cart supporting the pallet is provided, and an empty space is provided, and the empty drum support cart moves to another location and uses the empty space and the empty space on the transport cart that has become empty. The gist is that the pallet replacement operation is performed in such a manner.

According to a tenth aspect of the present invention, in the eighth aspect, an empty drum supporting cart is mounted on the conveying cart in addition to a pallet supporting cart supporting a pallet, and at least one of the transporting carts is provided on the conveying line. A pallet temporary placing / lifting mechanism is provided, and an empty drum support truck is moved to another location, and a pallet exchange operation is performed using the empty space on the empty transporting truck and the drum temporary placing / lifting mechanism. The gist of the present invention is that it is performed.

The invention according to claim 11 is the invention according to claims 8 to 1.
0, the gist is that a ply station including a body ply forming drum for forming a body ply is disposed upstream of the band station.

The twelfth aspect of the present invention provides the first to seventh aspects.
A method for replacing a drum according to any one of claims 1 to 5, and claims 8 to
A gist of the present invention is to combine the pallet changing method described in any one of the eleventh and eleventh aspects.

According to a thirteenth aspect of the present invention, in the twelfth aspect, the carrier and the pallet are exchanged using a common guide rail capable of supporting the drum supporting pallet or the pallet supporting trolley. The gist is that it was done.

[0023]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, one embodiment of the present invention will be described.
This will be described in detail with reference to FIGS. FIG. 2 schematically shows a pneumatic radial tire production system according to this embodiment. A ply station 12 for molding a body ply and a band station 13 for molding a band from a rubber chaher, a body ply and a bead are provided on one side of a transfer line 11 linearly extended on the floor of a factory.
And a shaping station 14 for forming a green tire from the body ply and the belt tread, and a belt tread station 15 for forming the belt tread are arranged in this order.

On one end side of the transfer line 11, a first transfer cart 16 for transferring the body ply from the ply station 12 to the band station 13 is movably supported. In the center on the transport line 11,
A bead is set in the band station 13 and the shaping station 1 is moved from the band station 13.
A second transporting trolley 17 for transporting the band 4 is supported movably by itself. On the other end side of the transport line 11, a third transport cart 18 for transporting the belt tread from the belt tread station 15 to the shaping station 14 is movably supported.

A vulcanizing station 20 comprising a plurality of vulcanizers 21 is provided on the other side of the transfer line 11. Between the conveying line 11 and the vulcanizing station 20, a transfer device 22 is provided at a position corresponding to the shaping station 14, and a transfer device 23 is provided at a position corresponding to the vulcanizing station 20. It is arranged movably along. And
After the green tire molded at the shaping station 14 is transferred to the transfer device 22, the green tire is transferred to the transfer device 23 via an anti-adhesive coating device (not shown), and the transfer device 23 performs the vulcanization station. The vulcanizers 20 are transferred to each vulcanizer 21.

The ply station 12, the band station 13, the shaping station 14, and the belt tread station 15 are provided with first to fourth drum drive boxes 31 to 34, respectively.
4 drum main shafts 31a, 32a, 32b, 33a, 33
A body ply forming drum 35A, a pair of band forming drums 36A and 36B, a pair of green tire forming drums 37A and 37B, and a pair of belt tread forming drums 38A and 38B are mounted on b, 34a and 34b.

As shown in FIG. 2, the band forming drums 36A and 36A correspond to the band station 13.
B and the first pallet 57 mounted on the first carrier 16
Drum / pallet changer 41 that automatically changes A
Are arranged. Similarly, they are mounted on the green tire forming drums 37A and 37B and the belt tread forming drums 38A and 38B and the second and third transport trucks 17 and 18 corresponding to the shaping station 14 and the belt tread station 15, respectively. Drum / pallet changing devices 42 and 43 for automatically changing pallets are provided. A drum exchanging device 44 for automatically exchanging the body ply forming drum 35A is provided in correspondence with the ply station 12.

The drum / pallet changing devices 41 to 43
Are configured in the same way, the following describes the drum / pallet changing device 41 and the drum changing device 44. (Drum / pallet changing device 41 and drum changing device 4
4) On the transport rail 51 laid along the transport line 11, a bogie main body 52 constituting the first transport bogie 16 is supported so as to be able to reciprocate in a linear direction as shown in FIGS. A first guide rail 5 is provided on the upper surface of the carriage body 52.
The third and second guide rails 54 are supported in a direction orthogonal to the laying direction of the transport rails 51 and in parallel with each other. On the first guide rail 53, a first drum support cart 55 is supported. Also, the second guide rail 54
Supports a first pallet supporting trolley 56, and the first pallet supporting trolley 56 supports a first pallet 57A. The first pallet 57A has a function of gripping the body ply formed by the body ply forming drum 35A and transferring the body ply to the band forming drum 36A mounted on the drum main shaft 32a of the second drum drive box 32. are doing. The band forming drums 36A, 36
A drum stocker 58 is provided so as to face B and sandwich the transport rail 51. Drum stocker 58
, Guide rails 59, 60, 61 are laid in parallel with each other and perpendicular to the transport rail 51.

The guide rails 59, 60 are provided with second and third drum supporting carriages 62, 63 so as to be able to reciprocate and run independently. The replacement band forming drums 36C having different dimensions from the band forming drums 36A, 36B. , 36D. The guide rail 61 is used for the exchanged drum 36.
It is an empty space to accommodate A or 36B.

The first to third drum supporting carts 55, 62 and 63 are guided from the cart main body 52 to the second drum driving box 32 side corresponding to the band forming drums 36A and 36B of the second drum driving box 32. Guide rail 6
5,67 are laid. Elevating mechanisms 66, 68 for raising and lowering the truck are provided on both guide rails 65, 67.

A first pallet support carriage 56 and a pallet 5 are provided on both sides of the transport rail 51 so as to be located between the ply station 12 and the band station 13.
A first pallet temporary placing / raising / lowering mechanism 71 (hereinafter, simply referred to as a first temporary placing mechanism) for temporarily holding 7A is provided. Further, a second pallet temporary placement for temporarily holding a second pallet support cart 77 and a second pallet 57B for replacement, which will be described later, is located at a position separated from the first temporary placement mechanism 71 by a predetermined distance in the transport line direction. An elevating mechanism 72 (hereinafter simply referred to as a second temporary placing mechanism) is provided.

A pallet stocker 75 is disposed on one side of the transport rail 51 so as to be located between the first and second temporary placing mechanisms 71 and 72, and a guide rail 76 is provided on the upper surface thereof. It is laid in the direction perpendicular to the direction. The guide rail 76 has a second pallet support cart 77
Are reciprocally supported, and hold the second pallet 57B.

The spare trolley 19 is composed of a trolley body 81 reciprocated along the transport rail 51, and guide rails 82 laid in a direction perpendicular to the transport rail 51 on the upper surface of the trolley body 81 and parallel to each other. And a drum support cart 83 supported reciprocally by both guide rails 82. The exchange drum 35A is received by the drum support cart 83.

A drum stocker 84 for stocking a replacement body ply forming drum 35B is disposed on the other side of the transport rail 51 so as to be located between the ply station 12 and the first temporary placing mechanism 71. Has been established. A guide rail 8 is provided on the upper surface of the drum stocker 84.
5 and 86 are laid in parallel with each other and in a direction perpendicular to the transport rail 51. A drum support cart 87 is supported on the guide rail 85 so as to be able to reciprocate, and a replacement drum 35B is supported on the upper surface of the drum support cart 87.

The body ply forming drum 35A mounted on the drum main shaft 31a of the first drum drive box 31
Corresponding to, a guide rail 69 for guiding the drum support cart 83 or 87 from the cart body 81 to the first drum drive box 31 is laid. The guide rail 69 is provided with an elevating mechanism 70 for elevating the carriage.

Next, in the tire production system configured as described above, the exchanged drums 36A, 3 mounted on the drum main shafts 32a, 32b of the second drum drive box 32.
6B is replaced with the replacement drums 36C and 36D held by the drum stocker 58, and the first pallet 57A supported by the first transport carriage 16 is replaced with the pallet stocker 7
The operation of exchanging with the second pallet 57B supported by the fifth pallet 5 will be sequentially described. (Replacement operation of exchanged drums 36A and 36B and exchange drums 36C and 36D) In this embodiment, in order to exchange the drum and the pallet fully automatically, the drum and the pallet are self-propelled by well-known sequence control incorporated in a control device (not shown). The position control of the transport vehicles 16, 17, 18, the drum support vehicles 55, 62, 63, 83, 87, the pallet support vehicles 56, 77, and the like is automatically performed.
When the drum is replaced, the attachment and detachment of the drum spindle of the drum drive box of each station and the arbor on the drum side are performed in the same manner as, for example, a well-known mechanism for attaching and detaching a cutting spindle between a tool drum spindle and a cutting tool in a machine tool.

In FIGS. 1 and 2, the carriage main body 52 of the first carrier 16 is moved leftward along the carrier rail 51, and the first pallet support carriage 56 and the first pallet 57A are moved.
Is stopped at a position corresponding to the first temporary placement mechanism 71 as shown in FIG. In this state, the first temporary placing mechanism 71 is operated, and the first pallet supporting cart 56 and the first pallet 57
A is raised, and the first pallet supporting cart 56 and the first pallet 57A are temporarily placed on the first temporary placing mechanism 71, and then the carriage main body 52 is moved rightward.

The first pallet support carriage 56 can be detachably attached to the second guide rail 54 of the carriage main body 52 from above and below so that the above-mentioned temporary placing operation can be performed, and the mounting state can be locked by a lock mechanism. The lock can be released according to the condition.

Next, the carriage main body 52 is moved to move the first drum supporting carriage 55 to a position corresponding to the band forming drum 36A as shown in FIG. In this state, the first drum support cart 55 is advanced along the first guide rails 53 and 65 and stopped at a position close to the band forming drum 36A. After that, the first drum support cart 55 is raised by the lifting mechanism 66. Then, the band forming drum 36 </ b> A is removed from the drum main shaft 32 a of the second drum drive box 32 and is received on the first drum support cart 55. Thereafter, the lifting mechanism 66 is actuated to lower the first drum supporting cart 55 and the band forming drum 36A, and then retreats onto the bogie main body 52 as shown in FIG. Move 36A.
Next, as shown in FIG. 6, the carriage main body 52 is moved rightward so that the band forming drum 36A corresponds to the empty guide rail 61 of the drum stocker 58. In this state the first
The drum support cart 55 is moved to the guide rail 61 side together with the band forming drum 36A.

After the band forming drum 36A has been moved to the drum stocker 58 side, as shown in FIG.
2 is moved to the left, and the first guide rail 53 is stopped at a position corresponding to the guide rail 59 of the drum stocker 58. In this state, the second drum supporting carriage 62 is transferred together with the band forming drum 36C to the first guide rail 53 side of the carriage main body 52, and further advanced toward the second drum drive box 32 to move the band forming drum 36C to FIG. As shown, it is attached to the drum main shaft 32a of the second drum drive box 32.

The mounting operation of the band forming drum 36C is performed in a manner reverse to the operation of removing the band forming drum 36A described above. Next, as shown in FIG. 8, the carriage main body 52 is moved rightward by a predetermined distance, and the second drum supporting carriage 62 is made to correspond to the band forming drum 36B.
Then, the second drum supporting cart 62 is attached to the band forming drum 3.
6B, the band forming drum 36
A and the band forming drum 36B
Is removed from the drum main shaft 32b of the second drum drive box 32. Thereafter, the band forming drum 36B is moved back onto the bogie main body 52 as shown in FIG.

Thereafter, the carriage main body 52 is moved to the left as shown in FIG. 10, and the band forming drum 36B is moved together with the second drum support carriage 62 on the empty guide rail 59 and accommodated in the empty space. Further, the bogie main body 52 is moved to the right by a predetermined distance as shown in FIG. 11 to stop at the position where the first guide rail 53 and the guide rail 60 correspond. In this state, the band forming drum 36D supported by the third drum support truck 63 is moved to the first guide rail 53 side together with the third drum support truck 63, and then moved to the second drum drive box 32 side to move the band forming drum. 36D is mounted on the drum main shaft 32b of the second drum drive box 32.

The exchanged drums 36A,
The exchange operation of the exchange drum 36C and the exchange drums 36C and 36D is completed. (Replacement Operation of First Pallet 57A and Second Pallet 57B) FIGS. 12 to 14 show a pallet replacement operation.

As shown in FIG. 12, the carriage main body 52 is moved to the left by a predetermined distance to stop the second guide rail 54 and the guide rail 76 of the pallet stocker 75 at the corresponding positions. In this state, the second pallet support cart 77 of the pallet stocker 75 is moved together with the second pallet 57B to the second pallet 57B.
Transfer to the guide rail 54 side.

As shown in FIG. 13, the carriage main body 52 is moved rightward, and the second pallet 57B is moved to the second temporary placing mechanism 72.
Stop at the position corresponding to. Then, the second pallet supporting carriage 77 and the second pallet 57B are moved to the second temporary placing mechanism 7.
After the second pallet support cart 77 and the second pallet 57B are temporarily placed on the second temporary placement mechanism 72 by operating the second carriage 2, the carriage body 52 is moved to the left.

The second pallet support carriage 77 is configured to be detachable from the second temporary placement mechanism 72 from above and below so that the above-mentioned temporary placement operation can be performed. Next, the carriage main body 52 is moved to the position indicated by the two-dot chain line in FIG. 13 and stopped at the position where the first temporary placing mechanism 71 and the second guide rail 54 correspond. In this state, the first pallet support trolley 56 and the first pallet 57A, which have been temporarily placed, are received on the second guide rail 54 by operating the first temporary placement mechanism 71 to be lowered. Then, the carriage main body 52 is moved rightward and stopped at the position where the pallet stocker 75 and the first pallet 57A correspond as shown by the solid line in FIG. Thereafter, the first pallet support cart 56 and the first pallet 57A are moved to the guide rail 7 of the pallet stocker 75.
6 and the carriage body 52 as shown by a chain line in FIG.
Is further moved to the second temporary placing mechanism 72 side, and the second pallet support cart 77 and the second pallet 5 temporarily placed are placed in a state where the second guide rail 54 and the second temporary placing mechanism 72 correspond to each other.
7B is received on the second guide rail 54.

Thus, the first pallet 57A and the second pallet 57A
The exchange with the pallet 57B is completed. (Replacement operation of the body ply forming drums 35A and 35B)
Next, an exchange operation of the body ply forming drums 35A and 35B will be described with reference to FIGS.

As shown in FIG. 15, a drum support trolley 83 is supported on the trolley main body 81 of the spare trolley 19. The carriage body 81 is moved rightward as shown in FIG. 16 to stop the drum support carriage 83 and the body ply forming drum 35A at the corresponding positions. In this state, the drum support cart 83 is advanced along the guide rails 82 and 69, and the body ply forming drum 35A is removed from the drum main shaft 31a of the first drum drive box 31 in the same manner as the above-described operation of removing the drum 36A. Thereafter, as shown in FIG. 17, the body ply forming drum 35A
Transfer.

Next, as shown in FIG. 18, the carriage body 81 is moved rightward to move the guide rail 86 of the drum stocker 84.
And the guide rail 82 is stopped at the corresponding position. In this state, the drum support cart 83 is
A is transferred to the guide rail 86 side together with A, and the body ply forming drum 35A is stocked as shown by a chain line in FIG.

Next, as shown in FIG.
Is moved to the left by a predetermined distance, and stopped at a position where the guide rails 85 and 82 correspond to each other. In this state, the drum supporting cart 87 is moved together with the body ply forming drum 35B and is transferred to the cart main body 81 side.

Next, the carriage body 81 is moved to the left by a predetermined distance, the drum support carriage 87 is advanced toward the first drum drive box 31, and the body ply forming drum 35B is moved to the first drum as shown in FIG. It is mounted on the drum main shaft 31a of the drive box 31. Thereafter, the carriage body 81 is moved leftward by a predetermined distance to return to the standby position.

With the above, the body ply forming drums 35A, 35A
The exchange operation of 5B ends. Next, the effects of the method for replacing the drum and the pallet of the tire production system configured as described above will be described.

(1) In the above embodiment, the first carrier 1
6 via a first guide rail 53 on a bogie body 52
The drum support cart 55 is supported. On the other hand, the transport rail 51
A drum stocker 58 is disposed on the side of the drum so as to correspond to the band forming drums 36A and 36B. Cart body 52
The band forming drums 36A and 36B are sequentially replaced with the band forming drums 36C and 36D by the position switching operation and the operation of the first drum support cart 55. For this reason, the drum exchange operation can be quickly performed by using the first transport carriage 16 on which the first pallet 57A is mounted, and the configuration and the manufacturing and installation work can be easily performed.

(2) In the above embodiment, the transport rail 51
In addition to the first and second temporary placing mechanisms 71 and 72, a pallet stocker 75 is provided on the side of the transfer rail 51, and a first pallet 57A and a second pallet 57 are provided.
The exchange operation of B was performed. Therefore, the first pallet 57A and the second pallet 57B can be automatically exchanged using the bogie main body 52, the pallet stocker 75, and the two temporary placing mechanisms 71, 72, and the exchange operation can be performed efficiently. . Further, since the bogie main body 52 is used for the replacement work, the configuration of the replacement device can be simplified accordingly.

(3) In the above embodiment, the first and second guide rails 53 and 54 are provided on the carriage main body 52, and the first drum support carriage 55 and the empty first pallet support carriage 56 are supported by them. I did it. For this reason, the exchange of the drum and the pallet can be performed efficiently by using the first transport carriage 16.

(4) In the above embodiment, the transport rail 51
The spare trolley 19 is provided at the end of the body ply, and the body ply forming drums 35A and 35B are replaced. Therefore, the body ply forming drums 35A and 35B can be automatically and efficiently replaced.

The second and third carriages 17 and 18
The operation of replacing the drum and the pallet by the band forming drums 36A and 36B and the band forming drum 36 described above.
Exchange operation of C and 36D and first and second pallets 57
The operation is substantially the same as the exchange operation of A and 57B, and the description is omitted.

The above embodiment can be modified and embodied as follows. As shown in FIG. 21, the first guide rail 53 and the first drum support cart 55 on the cart main body 52 may be omitted, and an empty drum support cart 83 may stand by on the guide rail 61.

In this case, the first pallet supporting carriage 56 and the first pallet 57A supported by the second guide rail 54 are transferred to the first temporary placing mechanism 71 when the drum and the pallet are exchanged.

Next, the drum supporting cart 83 is moved onto the first transporting cart 16, and the band forming drum 36A is received by the drum supporting cart 83. The band forming drum 36A received together with the drum support cart 83 is guided by the guide rail 6.
Store on top.

After that, the second drum supporting cart 62 and the band forming drum 36C are received by the first carrier 16 and the band forming drum 36C is mounted on the drum main shaft 32a of the second drum drive box 32. Further, the band forming drum 36B is received by the second drum supporting cart 62, and the second drum supporting cart 62 and the band forming drum 36B are received.
Is stored on the empty guide rail 59.

Further, the third drum supporting carriage 63 and the band forming drum 36D are connected to the second guide rail 5 of the carriage main body 52.
4, the band forming drum 36D is mounted on the drum main shaft 32b of the empty second drum drive box 32, and the empty third drum support truck 63 is moved to the guide rail 6
Store on 0.

Next, the carriage body 52 is moved to the pallet stocker 75 side to receive the second pallet support carriage 77 and the second pallet 57B on the second guide rail 54, and temporarily place them on the second temporary placement mechanism 72. . After that, the first pallet support cart 56 and the first pallet 57A temporarily placed on the first temporary placement mechanism 71 are received and stored on the guide rails 76 of the empty pallet stocker 75. Finally, the second pallet support cart 77 and the second pallet 57B of the second temporary placing mechanism 72 are received on the second guide rail 54 of the cart main body 52, and the pallet exchange is completed.

In this alternative example, the first guide rail 53 and the first drum support truck 5 are placed on the carriage main body 52 of the first carrier 16.
5 does not need to be mounted, so that the configuration of the first transport vehicle 16 can be simplified and the power required for traveling thereof can be reduced.

In FIG. 21, the drum stocker 5
8, the guide rail 61 and the drum support cart 83 may be omitted. In this case, the drum can be replaced by arranging one drum temporary placing / lifting mechanism (not shown) for temporarily placing the band forming drum 36A alone as a unit along the transport line 11. Further, the drum temporary placing / lifting mechanism can be configured to also serve the functions of the pallet temporary placing / lifting mechanisms 71 and 72 described above, and in this case, the installation space of the temporary placing / lifting mechanism can be reduced. it can.

The guide rail 86 of the drum stocker 84 may be omitted as shown in FIG. Also in this case, the drum support truck 83 and the body ply forming drum 35A
The drum can be exchanged by arranging a drum temporary placing / lifting mechanism for temporarily placing along the transport line 11.

As shown in FIG. 22, the guide rail 61 of the drum stocker 58 is omitted, and the first guide rail 53 and the second guide rail 54 have the same structure, and the first and second guide rails 53 and 54 are used for both drum replacement and pallet replacement. Second
Both guide rails 53 and 54 can be used.
That is, after temporarily placing the first pallet support carriage 56 on the first temporary placement mechanism 71, the drum support carriage 55 receives the exchanged drum 36A. Next, the drum stocker 58
The second drum supporting carriage 62 supporting the exchange drum 36C on the second guide rail 54 is taken in from the drum main shaft 32.
The replacement drum 36C is attached to a. Thereafter, the exchanged drum 36A is stored on the guide rail 59 of the drum stocker 58. The exchange operation between the drum 36B and the drum 36D is performed in substantially the same manner.

In this alternative example, the equipment can be simplified, the cost can be reduced, and the drum replacement time can be shortened. Also, in FIG.
The following can be considered as a method of replacing with 6C. Before the exchange drum 36A is received by the drum support cart 55 on the first guide rail 53, the exchange drum 36C is taken from the drum stocker 58 onto the empty second guide rail 54. After this loading, the first drum support cart 55
, The exchanged drum 36A is received, and after this reception, the exchanged drum 36C is attached. Thereafter, the exchanged drum 36A is stored in the drum stocker 58. Exchange of the drums 36B and 36D can be achieved in substantially the same manner.

The following method is used to replace the pallet 57A with the pallet 57B. In the state of FIG. 12, the drum support truck 63 is connected to the guide rail 6 of the drum stocker 58.
0 and the first guide rail 53 is made empty.
Thereafter, the pallet support cart 77 on which the second pallet 57B is mounted is moved from the pallet stocker 75 to the first guide rail 5
Take on 3. Thereafter, the first temporary placing mechanism 71
The pallet supporting carriage 56 on which the pallet 57A is mounted is
It is taken on the guide rail 54 and stored in the pallet stocker 75. Further, the second pallet support cart 77 on the first guide rail 53 is transferred to the second guide rail 54 by using the temporary placing mechanism 71. After that, the third drum support truck 63 on the guide rail 60 of the drum stocker 58 is transferred onto the first guide rail 53.

In this alternative example, the second temporary placing mechanism 72 can be omitted. The guide rail 61 of the drum stocker 58 is omitted as shown in FIG.
Is provided with an empty guide rail 78. In addition, the two temporary placing mechanisms 71 and 72 are made into one, and the structure can be used as the temporary placing of the drum and the pallet. Further, each of the guide rails 53, 54, 76, 78 is configured to be able to be used also as the drum and pallet support carts 55, 56, 77. The drum and pallet can be exchanged using this device.

That is, when replacing the drum, the first
The band forming drum 36 </ b> A is received by the drum support cart 55 and is temporarily stored in the guide rail 78. Next, the band forming drum 36C on the second drum support truck 62 is moved to the drum main shaft 32a using the first guide rail 53 in an empty state.
Attach to. After that, the band forming drum 36 </ b> B is removed, and the second drum supporting cart 62 is accommodated in the guide rail 59. Further, the band forming drum 36D on the third drum support truck 63 is transferred to the drum main shaft 32b. In this state, the guide rail 60 is empty, and the third drum support truck 63 remains on the first guide rail 53 in an empty state.

Further, in FIG. 23, the band forming drum 36A is received on the first drum supporting carriage 55, and the band forming drum 36C on the second drum supporting carriage 62 is temporarily placed on the temporary placing mechanism 71. Attached to the drum spindle 32a. Next, the drum 36B and the drum 36D are exchanged using the first guide rail 53, the second drum support truck 62, and the third drum support truck 63. Further, the band forming drum 36 </ b> A on the temporary placing mechanism 71 may be housed in the guide rail 60, and the empty third drum support truck 63 may be transferred to the first guide rail 53.

On the other hand, when the pallet is replaced, the first pallet 57A is moved from the second guide rail 54 to the guide rail 78.
After that, the second pallet 57B is moved to the guide rail 76.
From the second guide rail 54.

When the temporary placing mechanism 71 is used,
The first pallet 57A is temporarily placed on the temporary placement mechanism 71,
The pallet 57B is moved from the guide rail 76 to the second guide rail 5
Transfer to 4. After that, the first drum support cart 55 is transferred from the first guide rail 53 to the guide rail 78,
The first pallet 57A may be received on the guide rail 53 and then stored in the empty guide rail 76.

The following steps may be included as a drum replacement method. A process of moving the drum support cart 55 supported by the first transport cart 16 to a position corresponding to the exchanged drum (band forming drum 36A) and receiving the band forming drum 36A on the drum support cart 55; A step of temporarily placing the drum support trolley and the drum on the drum temporary placing and lifting mechanism disposed along the transport line. After the above-described step, the first transport trolley 16 is moved along the transport line, and the drum stocker 58 is moved. Receiving the replacement drum (band forming drum 36C) and the drum support truck 62 on the first transport truck 16 which have been waiting for the first transport truck 16. After the above process, the first transport truck 16 is moved closer to the drum drive box and A process of attaching the band forming drum 36C on the support carriage 62 to the drum main shaft, after the above-described process, the band forming drum 36C is supported by the drum temporary placing and lifting mechanism Stroke to receive the drum support carriage and drum have on the transport carriage, after the above step, to move to a position corresponding to the transport carriage and drum stocker 58, and passes the drum support carriage and the replacement drum drum stocker stroke.

In the above embodiment, the exchange operation of one or two drums has been described. However, the technical idea of the present invention can be applied to the exchange operation of three or more drums. ○ One transport trolley 1 between two adjacent stations
Nos. 6 to 18 may be provided, and the one carrier may perform the drum changing operation for both the upstream and downstream stations.

In FIG. 1, the spare trolley 19 is omitted, and the replacement of the body ply forming drums 35A and 35B is
Using the first guide rail 53 and the first drum support cart 55 of the first transport cart 16, the band forming drum 36A,
You may make it perform similarly to the replacement | exchange operation of 36C.

The exchange operation of any one of the above-described embodiments of the drum exchange operation and the exchange operation of any one of the above-described pallet exchange operations are performed in a possible combination. You may.

(Definition) In this specification, it is preferable that the shorter the moving distance of the transport vehicle is, the higher the efficiency of the exchange operation of the drum and the pallet is.
From this viewpoint, the definition of movement includes zero.

(Technical idea 1) The drum support cart (55) according to claim 5, which is supported by the transport cart (16).
Is moved to a position corresponding to one of the exchanged drums (36A), and the exchanged drum (36A) is moved to the drum supporting cart (5).
5) a process of receiving one of the exchanged drums (36A) together with the drum support trolley (55) to an empty space (61) of the drum stocker (58) after the above process; One of the replacement drum (36C) and the drum support truck (62), which moves the transport truck along the transport line and waits in the drum stocker.
Receiving the pallet on the transport trolley (16), and after the above-described step, the transport trolley is moved closer to the one drum main shaft (32a) of the one drum drive box (32) to replace it on the drum support trolley (62). And a drum supporting cart (62) after the step of mounting the drum (36C) and after the above step.
Is moved to a position corresponding to the other exchanged drum (36B) to receive the exchanged drum, and after the above-mentioned step, the other exchanged drum (36B) is newly formed in the empty space (59). And after the above-described process, the transporting trolley is moved to a position corresponding to the other replacement drum (36D) and the drum supporting trolley (63) of the drum stocker (58). , The replacement drum (36D) and the drum support cart (6
3) and after the above steps, the carriage is moved closer to the other drum main shaft (32b) of the other drum drive box (32) and the other exchange drum (36) is moved.
D) a method of replacing a drum in a tire production system, the method including:

(Technical idea 2) The drum support cart (55) according to claim 7, which is supported by the transport cart (16).
To a position corresponding to the exchanged drum (36A) to receive the exchanged drum (36A) on the drum support trolley (55); and a drum arranged along the transfer line after the above-described operation. A step of temporarily placing the drum support cart (55) and the exchanged drum (36A) on the temporary placing elevating mechanism (71, 72); and after the above-described step, the transport cart (16) is moved along the transport line, and Stocker (58)
Receiving the replacement drum (36C) and the drum support trolley (62) waiting on the transport trolley (16);
After the above-described process, the transport vehicle (16) is moved closer to the drum main shaft of the drum drive box, and the drum support vehicle (62) is moved.
A step of mounting the upper replacement drum (36C) and, after the above-described step, a step of receiving the drum supporting cart and the exchanged drum (36A) supported by the drum temporary placing and lowering mechanism on the transporting cart; A method of replacing the drum with a drum stocker (58), and transferring the drum support cart and the drum to be exchanged to the drum stocker.

(Technical idea 3) In claim 10, the pallet to be replaced (57A) and the pallet support trolley (56) mounted on the transport trolleys (16, 17, 18) are arranged along the transfer line. A step of moving to the first pallet temporary placing / lifting mechanism (71) and transferring it to the first pallet temporary placing / lifting mechanism (71); and, after the above-mentioned step, moving the transport trolley to the stock position of the pallet stocker (75). Receiving a replacement pallet (57B) and a pallet support cart (77) from the pallet stocker (75); and, after the above-described steps, a second temporary pallet placing a transport cart along the transport line. The pallet for replacement (57B) and the pallet support cart (77) are moved to the lifting / lowering mechanism (72), and the second pallet temporary placing / lowering mechanism (72).
And after the above-mentioned steps,
A process of moving to the pallet temporary placing / lifting mechanism (71) to receive the pallet to be replaced (57A) and the pallet support cart (56); and, after the process described above, moving the carrier to the stock position of the pallet stocker (75). To the pallet stocker (75).
A) and a process of delivering the pallet support cart (77);
After the above-described process, the transporting trolley is moved to the second pallet temporary placing / lifting mechanism (72), and the pallet for replacement (57B) is moved.
Pallet changing method in a tire production system, including a step of receiving a pallet on a transport trolley.

[0083]

As described in detail above, the inventions according to claims 1 to 7 can simplify the structure of the drum changing device and can quickly perform the drum changing operation.

According to the eighth to eleventh aspects of the present invention, the structure of the pallet changing device can be simplified, and the pallet changing operation can be performed quickly. According to the twelfth and thirteenth aspects, the structure of the drum and pallet changing device can be simplified, and the drum and pallet changing operation can be performed quickly.

[Brief description of the drawings]

FIG. 1 is a simplified plan view showing a drum and pallet replacement device in a tire production system embodying the present invention.

FIG. 2 is a plan view schematically showing the entire production system.

FIG. 3 is a plan view illustrating a drum replacement operation.

FIG. 4 is a plan view illustrating a drum replacement operation.

FIG. 5 is a plan view illustrating a drum replacement operation.

FIG. 6 is a plan view illustrating a drum replacement operation.

FIG. 7 is a plan view illustrating a drum replacement operation.

FIG. 8 is a plan view illustrating a drum replacement operation.

FIG. 9 is a plan view illustrating a drum replacement operation.

FIG. 10 is a plan view illustrating a drum replacement operation.

FIG. 11 is a plan view illustrating a drum replacement operation.

FIG. 12 is a plan view illustrating a pallet replacement operation.

FIG. 13 is a plan view for explaining a pallet replacement operation.

FIG. 14 is a plan view for explaining a pallet replacement operation.

FIG. 15 is a plan view for explaining an exchange operation of the body ply forming drum.

FIG. 16 is a plan view for explaining an exchange operation of the body ply forming drum.

FIG. 17 is a plan view for explaining an exchange operation of the body ply forming drum.

FIG. 18 is a plan view for explaining an exchange operation of the body ply forming drum.

FIG. 19 is a plan view for explaining the replacement operation of the body ply forming drum.

FIG. 20 is a plan view for explaining the replacement operation of the body ply forming drum.

FIG. 21 is a simplified plan view showing another example of the production system of the present invention.

FIG. 22 is a simplified plan view showing another example of the production system of the present invention.

FIG. 23 is a simplified plan view showing another example of the production system of the present invention.

[Explanation of symbols]

16, 17, 18: transporting cart, 32: drum drive box, 35A: body ply forming drum, 36A: band forming drum as a drum to be replaced, 36B: band forming drum as a drum to be replaced, 36C, 36D: replacement Drums, 37A, 37B ... shaping drums, 38
A, 38B: belt tread forming drum, 55, 62,
63: drum support trolley, 57A: pallet to be replaced, 57
B: replacement pallet, 58: drum stocker, 59,
61, 76: space; 71, 72: first and second pallet temporary placing / lowering mechanisms; 75: pallet stocker.

Claims (13)

[Claims] 1. A band station (13) including a band forming drum (36A, 36B) for forming a band by attaching an inner liner to an inner periphery of a body ply and attaching a bead to an outer periphery, and a cap on an outer periphery of a belt. Belt tread forming drum (38A, 3)
8B) Belt tread station (15)
And a shaping drum (37A, 37A) for forming a green tire by joining a belt tread to the outer periphery of the band.
B) and a shaping station (14) having a self-propelled carrier (16-18) that can move on a carrier line (11) passing through each station. In a tire production system configured to be able to transport tire parts, a drum stocker (84,
58) (36A, 36).
B), at least one of the shaping drums (37A, 37B) and the belt tread forming drums (38A, 38B), and a drum to be replaced on a station to which the replacement drum is attached, by the carrier cart ( 16. A drum replacement method in a tire production system, wherein the drum replacement method is performed using the method described in (16) to (18). 2. The tire production system according to claim 1, wherein a ply station (12) including a body ply forming drum (35A) for forming a body ply is disposed upstream of the band station (13). Drum replacement method. 3. The transporting vehicle according to claim 1, wherein one transporting vehicle is disposed between two adjacent stations, and the one transporting vehicle is a drum for both upstream and downstream stations. A drum replacement method in a tire production system that performs a replacement operation. 4. The method according to claim 1, wherein
A drum support trolley (5) supported by the transport trolley (16)
5) to a position corresponding to the exchanged drum (36A) mounted on the drum drive box of the station to receive the exchanged drum (36A) on the drum support trolley (55); ), The transfer of the exchanged drum (36A) to the empty space (61) together with the drum support cart (55), the transfer cart (16) is moved along the transfer line, and stands by in the drum stocker (58). Replacement drum (36
C) and the step of receiving the drum support trolley (62) onto the transport trolley (16); and moving the transport trolley (16) closer to the drum drive box of the station to replace the replacement drum ( 36C). A method for exchanging a drum in a tire production system, the method including: 5. The method according to claim 1, wherein
The exchanged drums (36A, 36B) are supported by the two drum main shafts (32a, 32b) of the drum drive box (32), respectively, and the drum stocker (58) supports a pair of exchange drums (36C, 36D). Drum support carts (62, 63) are held, and empty space (6) for storing exchanged drums (36A, 36B).
1) is further provided, and the transport trolley (16) further comprises:
An empty drum support cart (55) is mounted in addition to the pallet support cart (56) supporting the pallet, and the transfer cart (16), the empty drum support cart (55) and the empty space (61) are used. A drum replacement method in a tire production system in which replacement operations of two drums are sequentially performed. 6. The method according to claim 1, wherein
The exchanged drums (36A, 36B) are supported by the two drum main shafts (32a, 32b) of the drum drive box (32), respectively, and the drum stocker (58) supports a pair of exchange drums (36C, 36D). A drum support cart (62, 63) is held, and an empty drum support cart (55) is mounted on the transport cart (16) in addition to a pallet support cart (56) supporting a pallet. 16) A tire in which the pallet support cart (56) is moved from the transport cart (16) to another position, and the two drums are exchanged sequentially using the empty space (54). Drum replacement method in production system. 7. The method according to claim 1, wherein
The exchanged drums (36A, 36B) are supported by the two drum main shafts (32a, 32b) of the drum drive box (32), respectively, and the drum stocker (58) supports a pair of exchange drums (36C, 36D). Drum support carts (62, 63) are held, and an empty drum support cart (55) is mounted on the transfer cart (16) in addition to a pallet support cart (56) supporting a pallet, and is attached to the conveyance line. Is at least one drum temporary placing and lifting mechanism (7
1, 72) are arranged, and the two drums are exchanged sequentially by using the transport trolley (16), the empty drum support trolley (55), and the drum temporary placing and lowering mechanism (71, 72). Drum replacement method in the tire production system described above. 8. A band station (13) including band forming drums (36A, 36B) for forming a band by attaching an inner liner to the inner periphery of the body ply and attaching beads to the outer periphery, and a cap on the outer periphery of the belt. Belt tread forming drum (38A, 3)
8B) Belt tread station (15)
And a shaping drum (37A, 37A) for forming a green tire by joining a belt tread to the outer periphery of the band.
B) and a shaping station (14) having a self-propelled carrier (16-18) that can move on a carrier line (11) passing through each station. In a tire production system configured to transport tire parts to pallets, a pallet stocker (7
Among the ply pallets, band pallets, and belt tread pallets stored in 5), at least one replacement pallet and a pallet to be replaced on a station to which the replacement pallet is to be mounted are transported by the transport vehicles (16 to 1).
A pallet replacement method in a tire production system, wherein the pallet is replaced by using the method described in 8). 9. The transport vehicle according to claim 8, wherein
An empty drum support truck (55) is mounted on the pallet supporter (56) supporting the pallet (57A), and a replacement pallet (57B) is supported on the pallet stocker (75). A pallet support cart (77) is provided, and an empty space (78) is provided. The empty drum support cart (55) moves to another location and becomes empty on the transport cart (16). A pallet replacement method in a tire production system in which a pallet (57A, 57B) replacement operation is performed using the empty space (53) and the empty space (78). 10. The transportation vehicle according to claim 8, wherein
6), an empty drum support cart (55) is mounted in addition to the pallet support cart (56) supporting the pallet (57A), and at least one pallet temporary placing / lifting mechanism (71, 72) is mounted on the transfer line. ) Is disposed, and the empty drum support cart (55) is moved to another place, and the empty space (53) on the empty carrier cart and the drum temporary placing / lifting mechanism (71, 72) are removed. A drum replacement method in a tire production system in which a pallet replacement operation is performed using the pallet replacement operation. 11. A body ply forming drum (35A) according to claim 8, wherein a body ply is formed upstream of the band station (13).
A pallet changing method in a tire production system provided with a ply station (12) including: 12. Tire production characterized by combining the drum replacement method according to any one of claims 1 to 7 and the pallet replacement method according to any one of claims 8 to 11. How to change drums and pallets in the system. 13. A guide rail (53, 54) according to claim 12, wherein said transport trolley (16) can support a drum support trolley (55, 62, 63) or a pallet support trolley (56, 77). A drum and pallet exchange method in a tire production system in which a drum and a pallet are exchanged by utilizing the method.