JPH08281655A - Tire vulcanization equipment - Google Patents

Abstract

PURPOSE: To shorten a time necessary for returning a tire mold assembly to a tire vulcanization station by installing a mold opening/closing station which takes out the assembly from the vulcanization station and conducts opening/ closing the assembly, removing a vulcanized tire, and carrying an unvulcanized tire into the vulcanization station. CONSTITUTION: The actions of the first and second vulcanization stations 100L, 100R are the same. When the vulcanization of tires comes close to the end in the tire mold assemblies ML1 -ML9 of the first vulcanization station 100L, a mold opening/closing station revolves to move toward the tire mold assembly to be connected with the lower part, and for example, the tire mold assembly ML1 is mounted on a mold transport truck 110L and fixed. Next, the truck 110L moves to a tire mold opening/closing position of the mold opening/closing station and is fixed, a mold opening/closing machine opens an upper mold, a vulcanized tire on the part of a lower mold is taken out, and an unvulcanized tire is set. Next, the assembly is closed by the upper mold and transferred to the vulcanization station 100L by the truck 110L.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tire vulcanizing facility.

[0002]

2. Description of the Related Art In a conventional tire vulcanizing press, a vulcanization reaction time, which is carried out by introducing a heating and pressurizing medium into the tire with the tire mold assembly closed, and carrying in and shaping an unvulcanized tire , And the work time for removing the vulcanized tire, the latter work time is much shorter, so a tire mold opening / closing device for opening / closing the tire mold assembly for loading / unloading tires, etc. The operating rate of the tire loading / unloading device is poor.

In view of this point, the applicant of the present application has shown the type shown in FIG.
I have already proposed an ear vulcanization facility. This tire vulcanization equipment
Vulcanizing station a₁, A₂And the mold opening / closing station
b₁, B₂And the tire mold carrier c₁, C₂And Thailand
YA rails for die carrier truck and die stand e₁~ E₃And
Ear mold opening / closing device f₁, F₂And unloader g ₁, G₂
And loader h₁, H₂And a vulcanized tire conveyor
i₁, I₂And a rack for unvulcanized tires j₁, J₂And money
Mold change table (tires due to changes in specifications of vulcanized tires)
Interchange of tread type, sidewall type, etc. in the mold assembly M
Mold replacement table for replacement and replacement of consumable bladder
Le) k and.

A plurality of tire mold assemblies M being vulcanized
Receive finished tire mold M of vulcanized tire mold carrier truck c ₁ from the vulcanizing station a ₁ having an array of (or a _2), transported to the mold opening and closing station b _1. After binding the same mold closing station b tire mold assembly M which is conveyed into _a tire mold opening and closing device f _1, opened by the tire mold opening and closing device f _1, it was included in the tire mold opening and closing device f ₁ Carry out the vulcanized tire with the unloader g ₁ .
The unvulcanized tire is carried into the tire mold assembly M, which has carried out the vulcanized tire by the loader h ₁ attached to the tire mold opening and closing device f ₁ , and the tire is shaped during the tire mold closing process. After the tire mold assembly M is closed, the heating and pressurizing medium is introduced into the inside of the tire and sealed, and the tire vulcanizing step is started.

Then, the tire mold assembly M, which has started vulcanization, and the tire mold opening / closing device f ₁ are uncoupled from each other, mounted again on the tire mold carrier c ₁ and transported to the vulcanization station a ₁ . return.

[0006]

When the tire vulcanization equipment is to be applied to tire production equipment having a short vulcanization time of, for example, 8 to 10 minutes, the following is required. (1) Until the mold carrier receives the tire mold at the vulcanization station, finishes the work at the mold opening / closing station, transports the closed tire mold assembly again, and returns it to the vulcanization station. You need to make the time as short as possible. The reason is that it is not possible to increase the number of tire molds that compose the tire vulcanization facility, which reduces the economic efficiency. (2) Also, in terms of operation management when carrying out a tire mold assembly that has been used up during production operation or interrupting a system operation with a new tire mold assembly instead of the carried tire mold. Therefore, it is desirable that the transportation time of each of the tire mold assemblies provided in plural sets be averaged. That is, it is desirable that the tire mold assembly near the mold opening / closing station and the tire mold assembly far from the mold opening / closing station have substantially the same transportation time. (3) Also, after closing the mold at the mold opening / closing station, the heating / pressurizing medium introduced inside the tire is temporarily enclosed in the tire mold assembly during transportation and reaches the vulcanization station. Again, the heating and pressurizing medium is supplied, but from the viewpoint of tire quality control, it is desirable that this temporary enclosing time be short.

The present invention is proposed in view of the above problems, and an object of the present invention is to shorten the time until the tire mold assembly is returned to the vulcanization station, so that each tire mold assembly can be shortened. It is an object of the present invention to provide a tire vulcanizing equipment which can make the transportation time of the tires substantially the same and shorten the time of temporarily enclosing the heating and pressurizing medium in the tire mold assembly.

[0008]

In order to achieve the above object, the tire vulcanizing equipment of the present invention comprises a vulcanizing station in which a plurality of sets of tire mold assemblies are arranged in a circle, and There is provided a mold opening / closing station for taking out the tire mold assembly and opening / closing the tire mold assembly, carrying out the vulcanized tire and carrying in the unvulcanized tire (claim 1).

In the tire vulcanizing equipment, an inner mold opening / closing station is arranged in an inner region of the vulcanizing station, and an outer mold communicating station of the inner mold opening / closing station is provided in an outer region of the vulcanizing station. A mold opening / closing station may be arranged (claim 2). In the tire vulcanizing equipment, first and second vulcanizing stations having vulcanizing stations arranged side by side are arranged, and an inner mold opening / closing station is arranged in an inner region of each of the vulcanizing stations.
An outer mold opening / closing station that can communicate with each of the mold opening / closing stations may be arranged outside the vulcanization stations (claim 3).

In the tire vulcanizing equipment, the vulcanizing station is composed of a first vulcanizing station and a second vulcanizing station arranged concentrically around the outer periphery of the first vulcanizing station. A mold opening / closing station having a circular track and a mold carrier may be arranged between the stations (claim 4). In the tire vulcanization facility, a part of the vulcanization station may be used as a payout stand for a used tire mold assembly, a stand-by stand for an unused tire mold assembly, a bladder replacement stand, etc. Item 5).

[0011]

In the tire vulcanizing equipment of the present invention, a plurality of tire mold assemblies are arranged in a circle in the vulcanizing station as described above, while each tire mold assembly of the vulcanizing station is connected to the mold opening / closing station. Then, the tire mold assembly is opened and closed, the vulcanized tire is unloaded, and the unvulcanized tire is loaded, and the tire is returned to the vulcanization station.

[0012]

【Example】

(First Embodiment) Next, the tire vulcanizing equipment of the present invention will be described with reference to the first embodiment shown in FIGS. 100L is the first vulcanizing station, 100R is the second vulcanizing station,
The first and second vulcanization stations 100L and 100R are
A plurality of sets of tire mold assemblies M (in FIGS. 1 and 2, the first vulcanization station 100L includes nine tire mold assemblies M _L1 to
M _L9 , the second vulcanization station 100R has nine tire mold assemblies M _{R1 to} M _R9 , and the mold assemblies M _L5 and M _R5 are operated by respective mold opening / closing devices. And the above tire mold assembly M _{L1 to} M _L9.
101L for installing the mold and the above-mentioned mold assemblies M _{R1 to} M
Mold stand 101R where _R9 is installed, internal pressure supply devices (heating / pressurizing medium supply devices inside the tires) 102L and 102R provided at appropriate places on the mold stand, and external pressure supply devices (heating around the outer periphery of the tire mold). Medium supply device) 103L, 103R. These internal pressure supply devices 102
L, 102R and external pressure supply devices 103L, 103R are
Illustration is simplified.

The tire mold assemblies M _{L1 to} M _L9 , M _R1 to
M _R9 and the respective mold stands 101L and 101R are arranged in a circle. There are mold opening / closing station bases 104L and 104R in the inner region between the first vulcanization station 100L and the second vulcanization station 100R.
In the center of the upper surface of the bases 104L and 104R, the turning shafts 105L and 105R and the turning shafts 105L and 105R are provided.
There are circular orbits 106L and 106R laid around the center.

A plurality of sets of rollers 108L and 108R are provided on the lower surfaces of the tables 107L and 107R,
The rollers 108L and 108R are the above 106L and 106R.
Is in rolling contact with. Also, the above table 107
The frames 109L and 109R are provided on the upper surfaces of the L and 107R.
Is erected. Also, the tables 107L and 107R
On the upper surface of, the carriage moving linear tracks 111L and 111R are laid, and the mold transport carts 110L and 110R are located on the linear tracks 111L and 111R.

Roller groups 112L and 112R for sliding the tire mold assembly M are provided on the upper surfaces of the mold carriages 110L and 110R. This roller group 1
12L and 112R levels, and roller groups 113L and 113 on each mold base 101L and 101R of the vulcanization station.
It matches the R level. The die carrier truck 11
The 0L and 110R have known mold take-up arms (not shown) for retracting the tire mold assembly on each mold base 101L, 101R and pushing it back to the original position.

Vertical guide rails 114L and 114R are provided on the vertical surfaces of the frames 109L and 109R, and upper movable plates 115L and 115R are mounted on the guide rails 114L and 114R by brackets 116L and 116R.
It is guided by R and goes up and down. Reference numerals 117L and 117R are lifting cylinders, one ends of the lifting cylinders 117L and 117R are connected to the frames 109L and 109R, and the other ends (rod side) are connected to the upper movable plates 115L and 115R.

Well-known split mold operating cylinders 118L and 118R are attached to the central portions of the upper movable plates 115L and 115R, and a mold connecting device (not shown) is provided on the outer peripheral portions of the upper movable plates 115L and 115R. ). 119L, 11
9R is a tire loader, and the same tire loader 119L, 11
9R has gripping devices 120L and 120R that can be opened and closed, and can be moved in and out of the mold opening and closing device, and can be moved up and down.
Take out vulcanized tires and carry in unvulcanized tires.

The lifting guides 121L and 121R of the tire loaders 119L and 119R are the frames 109L and 121L, respectively.
09R is fixed in place, table 107L, 1
When 07R is turned by a turning drive device (not shown), the entire table 107L, 107R is rotated by the shaft 105L,
It turns around 105R. The vulcanized tire T and the unvulcanized tire GT are placed on the tire stands 123L and 123R on the upper surfaces of the second floors 122L and 122R supported by the columns (not shown). The 123R is also arranged in a circular shape like the vulcanization station.

Next, the first and second vulcanization stations 10 are described.
A mold opening / closing station commonly used for 0L and 100R will be specifically described. 124 is a base, and both ends of the base 125 are the first and second vulcanizing stations 100L, 10L.
Of the mold stands 101L and 101R of 0R, they are fitted between one mold stand 101L and 101R.

On the upper surface of the base 124, the straight track 12
5 is laid, and a mold carrier 110M similar to the mold carriers 110L and 110R is movably supported by the same straight track 125. Also, on the upper surface of the base 125,
A frame 126 is erected. The other portions are the same as the respective portions 114L, 114R to 120L, 120R of the first and second vulcanizing stations 100L, 100R, so only M after the numbers 114M, 115M to 120M will be given, and a detailed description will be given. Omit it. The tire loader is not shown.

Next, the operation in the case where tires are continuously produced by the tire vulcanizing equipment shown in FIGS. 1 and 2 will be specifically described. The action is the same as the first vulcanization station 100L
The same applies to the vulcanization station 100R. (1) Tire mold assembly M for the vulcanization station 100L
When the tire vulcanization is almost completed, the mold opening / closing station 400L turns and stops at a position suitable for taking out the tire mold assembly M. (2) The mold carrier 110L moves toward the tire mold assembly M and stops, and then the vulcanization station 100L.
While the connection between the internal pressure supply device and the external pressure supply device is released, the mold take-up arm of the mold carrier 110L extends toward the vulcanization station 100L and is connected to the lower part of the tire mold assembly M. . (3) The mold take-up arm retracts, and the tire mold assembly M guides the guide roller 113L of the vulcanization station 100L.
Slide over the group, then slide over guide rollers 112L on the die carrier truck 110L, and move over the die carrier truck 110L.
It is transferred to L and fixed on the mold carrier 110L. (4) The mold carrier 110L is the mold opening / closing station 4
The tire is moved to the 00L tire mold open / close position and fixed. At this time, the upper movable plate 115L of the mold opening / closing station 400L descends to a position slightly higher than the tire mold assembly M, and stands by. (5) When the tire mold assembly M stops, the upper movable plate 115L of the tire mold opening / closing device descends to move the upper movable plate 1
The die connecting device on 15L and the split die operating device at the center of the movable plate are connected, and the upper movable plate 115L starts to rise, and the split die operating device operates to move the upper die. Start opening.

The upper movable plate 115L continues to rise,
The upper mold is completely opened, and the upper limit position is reached. The vulcanized tire remains on the lower mold part, and the bladder operating mechanism provided in the center of the lower part of the mold opening / closing device operates to separate the bladder from the inside of the tire. (6) The unloader enters and descends at an appropriate time to grip the upper bead portion of the vulcanized tire on the lower mold part,
Ascend and the vulcanized tire is delivered. The vulcanized tires carried out are set on a tire stand. (7) At an appropriate time, the loader grips the unvulcanized tire, enters and descends, the unvulcanized tire is installed on the lower mold part, the bladder operating mechanism operates, and the bladder is unvulcanized. It is inserted into the vulcanized tire. (8) At an appropriate time, the loader disperses the grip of the unvulcanized tire, moves up, retreats, then the upper movable plate 115L moves down, and the opened upper mold part moves to the closed position. . (9) When the upper mold part moves to the closed position, the connection between the upper movable plate 115L and the tire mold assembly M is released, and the upper movable plate 115L rises to a height that allows the tire mold assembly M to pass through. On the other hand, the bladder operation mechanism has a mold carrier 1
10 L is retreated downward so as not to hinder the movement, and the mold carrier 110 L moves to the vulcanization station 100 L side and stops. (10) The mold take-up arm on the mold carrier 110L now pushes to return the tire mold assembly M to the original position of the vulcanization station 100L, and the mold take-up arm. And the tire mold assembly M are released, and the mold take-up arm is returned to the mold carrier 110L. (11) The inner pressure supply device and the outer pressure supply device are connected to the tire mold assembly M of the vulcanization station 100L to start vulcanization, while the mold opening / closing station (tire mold opening / closing device) 400L is next Move to the front of the tire mold assembly M to be operated.

Next, the operation of the tire vulcanizing equipment shown in FIGS. 1 and 2 at the time of mold replacement or bladder replacement will be specifically described. (A) When the vulcanized tire is carried out by the steps (1) to (6), the upper movable plate 115L of the tire mold opening / closing device is lowered without supplying the unvulcanized tire to the tire metal. The mold assembly M is closed. (B) When the tire mold assembly M is closed, the connection between the upper movable plate 115L and the tire mold assembly M is released, and the upper movable plate 115L rises to a height allowing the tire mold assembly M to pass. On the other hand, the bladder operation mechanism retracts downward, and the mold carrier 110L starts moving. (C) The mold opening / closing station 400L is rotated at an appropriate timing of the above operation and stopped so as to coincide with the mold passage of the vulcanization station 100L. A second mold carrier 110M is on standby in the mold passage,
The mold take-up arm of the mold carrier 110L of FIG. 1 acts to push it out, the tire mold assembly M is transferred onto the second mold carrier 110M, and the mold opening / closing station (second The mold opening / closing device) is moved to the position of 400M. (D) Mold opening / closing station (second mold opening / closing device) 40
0M is a mold opening / closing station (mold opening / closing device) 400
Since it has the same function as L, the tire mold assembly M is opened, and the bladder of the lower mold part or the mold is replaced. Since the procedure of bladder replacement and mold replacement is the same as the conventional one, detailed description thereof will be omitted. After the replacement work is completed, the mold is opened and closed and the unvulcanized tire is loaded at an appropriate time thereafter, and the unvulcanized tire is returned to its original position in the vulcanizing station to continue production.

The operations (a) to (d) are the same in the second vulcanization station 100R, but it is necessary to shift the loading time to the mold opening / closing station 400M. When replacing the tire mold assembly M, the following actions can be performed. That is, after the actions of (a) and (b) above, (e) the used tire mold assembly M is returned to the original position of the vulcanization station, and a forklift truck or the like is approached from the outer region of the vulcanization station. Then, the tire mold assembly M is taken out by a conventionally known procedure, replaced with a new tire mold assembly M, and transferred to the mold opening / closing station at an appropriate time. (F) The mold is opened at the mold opening / closing station, the operations (7) to (11) are performed, and tire production is continued.

(Second Embodiment) FIG. 3 shows a second embodiment. Only parts different from the first embodiment will be described. The difference from the first embodiment is that the first vulcanization station 1
The tire mold assemblies M _L10 and M _R10 are added in that the number of positions of 00L and the second vulcanization station 100R is one more.

In the outer regions of the first vulcanizing station 100L and the second vulcanizing station 100R, circular orbits 200L, 20 are formed along the vulcanizing stations 100L, 100R.
0R is laid, and the mold carrier vehicles 201L and 201R move on the circular tracks 200L and 200R. On the upper surfaces of the mold transport carriages 201L and 201R, mold assembly sliding roller groups 202L and 202R are provided, and in addition, mold take-up arms and the like (not shown) are provided.

Reference numeral 203 denotes the first and second vulcanization stations 10.
The base 203 of the mold opening / closing station installed between 0L and 100R is the base 12 of the first embodiment.
The mold opening / closing station is similar to the mold opening / closing station of the first embodiment except that it is shorter than 4.
Next, the operation of the tire vulcanizing equipment shown in FIG. 3 will be specifically described.

The operation during tire production, including taking out the vulcanized tire and carrying in the unvulcanized tire, is exactly the same as the operations (1) to (10) of the first embodiment, and therefore the description thereof is omitted and the mold is replaced. The operation at the time of replacement or bladder replacement will be described. (1) When tire vulcanization is about to be completed in the tire mold assembly M scheduled for mold replacement or bladder replacement, the mold carrier truck 201L arranged in the outer region of the vulcanization station 100L is used as described above. It has moved to the tire mold assembly M position and is on standby. (2) While the connection between the internal pressure supply device and the external pressure supply device at the vulcanization station 100L is released, the mold carrier 2
The 01L mold take-up arm is extended toward the vulcanization station and connected to the lower part of the tire mold assembly M. (3) The mold take-up arm is retracted, the tire mold assembly M slides on the guide roller group of the vulcanization station, and then transfers to the guide roller group on the mold carrier 201L,
It slides and stops when it reaches a predetermined position. (4) When the tire mold assembly M stops, the mold carriage 201L starts moving, and when it reaches the front of the mold opening / closing station (second mold opening / closing device) 400M, it stops and the tire mold The assembly M is transferred to the mold opening / closing station (second mold opening / closing device) 400M. At this time, the upper movable plate of the mold opening / closing station (second mold opening / closing device) 400M descends to a position slightly higher than the tire mold assembly M so as not to hinder the movement of the mold, and waits. There is. (5) When the tire mold assembly M is stopped, the lower mold part of the tire mold assembly M is fixed, while the upper movable plate of the mold opening / closing station (second mold opening / closing device) 400M is lowered. And is connected to the upper mold part of the tire mold assembly M. (6) As the upper movable plate starts to rise, the split mold device operates and the upper mold starts to open. The upper movable plate is
Ascending continues until the upper mold is completely opened and the upper limit position is reached. The vulcanized tire remains on the lower mold part, and the bladder operating mechanism provided at the center of the second mold opening / closing device operates to separate the bladder from the inside of the tire. (7) The unloader enters and descends at an appropriate time to grip the upper bead portion of the vulcanized tire on the lower mold part,
Ascend and the vulcanized tire is delivered. The vulcanized tires carried out are installed on a tire stand. (8) When replacing the bladder, continue to replace the bladder with a new bladder in the same procedure as the conventional vulcanizing press, and the loader grips the unvulcanized tire at an appropriate time and enters it to unvulcanize the lower mold part. The tire is installed and the bladder is inserted into the unvulcanized tire. After that, the mold is closed by the action opposite to the above,
After the connection is released, it is transferred to a mold carrier,
Returned to original vulcanization station position. (9) When exchanging the mold, following the procedure of (7), the mold is once closed and the connection with the upper movable plate is released, and then the conventional vulcanizing press is used. The tire mold assembly M is removed and replaced with a new tire mold assembly M in the same procedure as above, and the mold is opened / closed and unvulcanized tires are carried in at an appropriate time. Return to position and continue production.

The above operation is the same in the vulcanization station 100R, but it is necessary to shift the loading time to the mold opening / closing station 400M. (Third Embodiment) FIG. 4 shows a third embodiment. 30
0 is a first vulcanizing station, and the first vulcanizing station 300 is a plurality of sets of tire mold assemblies M (in FIG.
0 sets of tire mold assemblies MM _{1 to} M ₁₀ ) and a mold base 301 on which these tire mold assemblies M _{1 to} M ₁₀ are installed,
The tire internal heating / pressurizing medium supplying device and the tire mold external part heating medium supplying device (neither shown) provided in each of the mold bases 301 and the first vulcanizing station 300 were laid in the outer region. Circular orbit 302 and circular orbit 30
2, the mold opening / closing device 303 that moves on the top of the mold 2 and the circular orbit 30
Second vulcanization station 3 arranged in a circle in the outer region of 2
And 04.

Since the diameter of the circular arrangement of the second vulcanization station 304 is larger than that of the first vulcanization station 300, more mold assemblies and mold pedestals can be provided, all of which can be provided. It may be used as a vulcanizing station, and as shown in FIG. 4, 305 is a mold stand on which the tire mold assemblies M _{11 to} M ₂₀ used in production are installed.
The stationary mold base 306 may be used as a discharge place of a used tire mold assembly or may be used as a preparation mold for a new mold.

The tire mold opening / closing device 303 of the tire mold opening / closing station, except for moving on the circular track 302,
Since it is similar to that of the first and second embodiments, detailed description will be omitted. In this embodiment, a second mold opening / closing device 307 may be added as shown in the figure, or the mold carrier 201 of the second embodiment may be added.

Next, the operation of the tire vulcanizing equipment shown in FIG. 4 will be specifically described. In this tire vulcanizing facility, the mold opening / closing device 30 of the mold opening / closing station 400 is provided between the first vulcanizing station 300 and the second vulcanizing station 304.
3 is different from the above-mentioned embodiments in that it is adapted to circulate. However, the operations including the normal removal of the vulcanized tire and the loading of the unvulcanized tire are the same as those in (1) to
Since this is the same as the operation described in (10), this operation will be omitted and the operation at the time of mold replacement or bladder replacement will be described.

[When Replacing Bladder] Vulcanizing Station 30
The tire mold assembly M transferred from 0, 304 to the mold opening / closing device 303 carries out the vulcanized tire in the same manner as described above, and then the lower mold part of the tire mold assembly M is subjected to the second molding. It moves to the exchange table provided in the proper place of the vulcanization station 304, the old and new bladders are exchanged at this place, the lower mold part equipped with the new bladder is moved to the mold opening / closing device, and the unvulcanized tire is installed. Then, the tire mold assembly M is closed.

The closed tire mold assembly M is returned to the original vulcanization station. [During Mold Replacement] The tire mold assembly transferred from the vulcanization station to the mold opening / closing device carries out the vulcanized tire in the same manner as described above, and then the tire mold assembly M is closed,
The connection with the upper movable plate is released, and the upper movable plate is moved to the exchange table in the outer region of the mold opening / closing device. Once the move is complete,
The mold opening / closing device moves to receive a new mold on the mold storage table arranged adjacent to the exchange table, open the mold, carry in the unvulcanized tire, close the mold, and close the tire mold. Return the mold assembly to its original vulcanization station to continue production. Tire mold assembly M waiting on the mold storage table
Is in a state in which preheating is completed, so that vulcanization is immediately performed by supplying an unvulcanized tire.

In order to prevent the bladder replacement and the mold replacement from interfering with the production of the tire even if it is overlapped with the tire production work, another mold opening / closing device may be provided on the circular track 302, or a metal mold may be provided. It is good to have a model carrier.

[0036]

As described above, in the tire vulcanizing equipment of the present invention, a plurality of sets of tire mold assemblies are arranged in a circle in the vulcanizing station, while each tire mold assembly of the vulcanizing station is molded into a mold. Since it is taken out by the mold carrier of the opening / closing station, the tire mold assembly is opened / closed, the vulcanized tire is carried out, and the unvulcanized tire is carried in, and then returned to the vulcanization station. The time required to return the mold assembly to the vulcanization station can be shortened. (2) The transportation time between the mold opening / closing station and each tire mold assembly of the vulcanization station can be made substantially the same. (3) The time for temporarily enclosing the heating / pressurizing medium in the tire mold assembly can be shortened and the tire quality can be easily controlled.

[Brief description of drawings]

FIG. 1 is a plan view showing a first embodiment of a tire vulcanizing facility of the present invention.

FIG. 2 is a front view showing the tire vulcanizing equipment.

FIG. 3 is a plan view showing a second embodiment of the tire vulcanizing equipment of the present invention.

FIG. 4 is a plan view showing a third embodiment of the tire vulcanizing equipment of the present invention.

FIG. 5 is a plan view showing a conventional tire vulcanizing facility.

[Explanation of symbols]

100L 1st vulcanization station 100R 2nd vulcanization station 101L 1st vulcanization station 100L mold stand 101R 2nd vulcanization station 100R mold stand 110L mold opening / closing station 400L mold carrier 110R mold opening / closing station 400R mold carrier 110M mold opening / closing station 400M mold carrier 400L 1st vulcanizing station 100L inner mold opening / closing station 400R second vulcanizing station 100R inner mold opening / closing station 400M outside Area mold opening / closing station ML _{1 to} ML ₉ tire mold assembly of first vulcanizing station 100L MR _{1 to} MR ₉ tire mold assembly of second vulcanizing station 100R

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁶ Identification code Internal reference number FI technical display location B29L 30:00

Claims (5)

[Claims] 1. A vulcanization station in which a plurality of tire mold assemblies are arranged in a circle, and the tire mold assembly is taken out from the vulcanization station to open and close the tire mold assembly and vulcanized tires. A tire vulcanization facility comprising a mold opening / closing station for carrying out uncured tires and carrying in unvulcanized tires. 2. An outer mold opening / closing station, wherein an inner mold opening / closing station is arranged in an inner area of the vulcanizing station, and an outer mold opening / closing station is communicable with the inner mold opening / closing station in an outer area of the vulcanizing station. The tire vulcanization facility according to claim 1, wherein 3. The vulcanization station is composed of first and second vulcanization stations arranged side by side, and an inner mold opening / closing station is arranged in an inner region of each vulcanization station. The tire vulcanization facility according to claim 1, wherein an outer mold opening / closing station that can communicate with each of the mold opening / closing stations is arranged in an outer region of the station. 4. The vulcanizing station comprises a first vulcanizing station and a second vulcanizing station concentrically arranged on an outer peripheral portion of the first vulcanizing station, and between the vulcanizing stations. The tire vulcanization facility according to claim 1, wherein a mold opening / closing station having a circular track and a mold carrier is arranged. 5. The tire vulcanization according to claim 1, wherein a part of the vulcanization station is used as a payout stand for a used tire mold assembly, a stand-by stand for an unused tire mold assembly, a bladder replacement stand, and the like. Facility.