JP2002011722A - Method and apparatus for vulcanizing tire - Google Patents
Method and apparatus for vulcanizing tireInfo
- Publication number
- JP2002011722A JP2002011722A JP2000196671A JP2000196671A JP2002011722A JP 2002011722 A JP2002011722 A JP 2002011722A JP 2000196671 A JP2000196671 A JP 2000196671A JP 2000196671 A JP2000196671 A JP 2000196671A JP 2002011722 A JP2002011722 A JP 2002011722A
- Authority
- JP
- Japan
- Prior art keywords
- fluid
- tire
- heating
- bladder
- vulcanizing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/0601—Vulcanising tyres; Vulcanising presses for tyres
- B29D30/0662—Accessories, details or auxiliary operations
- B29D2030/0666—Heating by using fluids
- B29D2030/0667—Circulating the fluids, e.g. introducing and removing them into and from the moulds; devices therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/0601—Vulcanising tyres; Vulcanising presses for tyres
- B29D30/0662—Accessories, details or auxiliary operations
- B29D2030/0666—Heating by using fluids
- B29D2030/0667—Circulating the fluids, e.g. introducing and removing them into and from the moulds; devices therefor
- B29D2030/067—Circulating the fluids, e.g. introducing and removing them into and from the moulds; devices therefor the vulcanizing fluids being gases or vapours
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、タイヤ加硫方法
及びその装置にかかわり、更に詳しくはセクショナルモ
ールドの中心部に設置されたブラダー内に、電磁誘導加
熱装置により加熱された蒸気や不活性ガス等の加圧流体
を導入して加硫を行うタイヤ加硫方法及びその装置に関
するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and an apparatus for vulcanizing a tire, and more particularly, to a steam or an inert gas heated by an electromagnetic induction heating device in a bladder installed at the center of a sectional mold. The present invention relates to a tire vulcanizing method and an apparatus for vulcanizing by introducing a pressurized fluid such as the above.
【０００２】[0002]
【従来の技術】従来、セクショナルモールド等を使用し
た加硫装置において、タイヤの加硫を行う場合、セクシ
ョナルモールドの中心部に設置されたブラダーに加熱・
加圧蒸気を導入して加硫を行っていた。2. Description of the Related Art Conventionally, in a vulcanizing apparatus using a sectional mold or the like, when vulcanizing a tire, a bladder installed in the center of the sectional mold is heated and heated.
Vulcanization was performed by introducing pressurized steam.
【０００３】[0003]
【発明が解決しようとする課題】加熱源として蒸気を使
用する加硫方法は、装置が大型である上に、構造も複雑
であり、また蒸気を加硫温度に維持させるためには、相
当なエネルギーが必要であり、またタイヤ加硫時間を短
縮して行うことは難しいと言う問題があった。The vulcanization method using steam as a heating source has a large apparatus and a complicated structure, and requires a considerable amount of time to maintain the steam at the vulcanization temperature. There is a problem in that energy is required and it is difficult to shorten the tire vulcanization time.
【０００４】この発明の目的は、装置全体の構成を簡略
化することが出来ると共に、コンパクトに構成出来、ま
たタイヤ加硫時間を短縮化させてタイヤの生産性を向上
させることが出来るタイヤ加硫方法及びその装置を提供
することにある。SUMMARY OF THE INVENTION It is an object of the present invention to provide a tire vulcanizer that can simplify the configuration of the entire apparatus, can be configured compactly, and can improve tire productivity by shortening the tire vulcanization time. It is an object of the present invention to provide a method and an apparatus therefor.
【０００５】[0005]
【課題を解決するための手段】この発明は、上記目的を
達成するため、この発明のタイヤ加硫方法は、セクショ
ナルモールドの中心部に設置されたブラダー内に、電磁
誘導加熱により所定温度に加熱した流体を圧入してタイ
ヤを加硫することを要旨とするものである。In order to achieve the above object, the present invention provides a tire vulcanizing method according to the present invention, in which a bladder installed at the center of a sectional mold is heated to a predetermined temperature by electromagnetic induction heating. The purpose is to vulcanize the tire by press-fitting the fluid.
【０００６】前記電磁誘導加熱により加熱する流体とし
ては、蒸気または不活性ガス発生装置から供給される圧
縮された蒸気及び不活性ガスを使用し、またブラダー内
には、流体の温度と圧力をコントロールしながら圧入さ
せるものである。As the fluid to be heated by the electromagnetic induction heating, steam or compressed steam and an inert gas supplied from an inert gas generator are used, and the temperature and pressure of the fluid are controlled in the bladder. Press-fitting is performed.
【０００７】また、この発明のタイヤ加硫装置は、セク
ショナルモールドのブラダー中心機構に、流体加圧供給
装置に接続した加熱流体の供給管と、排気手段に接続す
る排気管とを着脱可能に接続し、前記加熱流体の供給管
の途中に、前記加熱流体を設定温度にコントロールしな
がら加熱する電磁誘導加熱装置を備えた制御回路装置を
設置したことを要旨とするものである。In the tire vulcanizing apparatus according to the present invention, a heating fluid supply pipe connected to a fluid pressurizing supply apparatus and an exhaust pipe connected to an exhaust means are detachably connected to a bladder center mechanism of the sectional mold. A gist of the invention is that a control circuit device having an electromagnetic induction heating device for heating the heating fluid while controlling it at a set temperature is provided in the middle of the heating fluid supply pipe.
【０００８】前記流体加圧供給装置が、蒸気発生装置ま
たは不活性ガス発生装置であり、またブラダー中心機構
と電磁誘導加熱装置との間の供給管及びブラダー中心機
構と排気手段との間の排気管に、ノンリークバルブを着
脱可能に設けるものである。The fluid pressurizing and supplying device is a steam generating device or an inert gas generating device, and a supply pipe between a bladder central mechanism and an electromagnetic induction heating device and an exhaust between a bladder central mechanism and exhaust means. The pipe is provided with a non-leak valve detachably.
【０００９】更に、前記電磁誘導加熱装置は、非磁性材
料で成形された中空状のパイプ内に、内壁から所定の間
隔を隔てて金属製の発熱体を配設し、前記パイプの外周
面に高周波電源と接続するワークコイルを巻付けて構成
するものである。また流体加圧供給装置は、常圧流体供
給装置と、高圧流体供給装置とで構成することが好まし
い。Further, in the electromagnetic induction heating apparatus, a metal heating element is disposed at a predetermined distance from an inner wall in a hollow pipe formed of a non-magnetic material, and is provided on an outer peripheral surface of the pipe. It is configured by winding a work coil connected to a high frequency power supply. Further, it is preferable that the fluid pressurized supply device is constituted by a normal pressure fluid supply device and a high pressure fluid supply device.
【００１０】この発明は、上記のように構成され、セク
ショナルモールドの中心部に設置されたブラダー内に、
電磁誘導加熱により所定温度に加熱した流体を圧入して
タイヤを加硫することで、装置全体の構成を簡略化する
ことが出来ると共に、コンパクトに構成出来、またタイ
ヤ加硫時間を短縮化させてタイヤの生産性を向上させる
ことが出来るものである。According to the present invention, a bladder configured as described above and installed at the center of a sectional mold includes:
By injecting a fluid heated to a predetermined temperature by electromagnetic induction heating and vulcanizing the tire, it is possible to simplify the configuration of the entire device, to make it compact, and to shorten the tire vulcanization time. The tire productivity can be improved.
【００１１】[0011]
【発明の実施の形態】以下、添付図面に基づきこの発明
の実施の形態を説明する。Embodiments of the present invention will be described below with reference to the accompanying drawings.
【００１２】図１は、この発明の第１実施形態における
タイヤ加硫方法を実施するための加硫装置の概略構成図
を示し、前記加硫装置のタイヤ加硫用コンテナ１は、中
心部に昇降可能なブラダー中心機構２を備え、かつ上面
に下モールド３を備えた下部サイドプレート４と、下面
に上モールド５を備えた昇降可能な上部サイドプレート
６と、前記上下モールド５，３の間で周方向に複数に分
割され、かつ上部サイドプレート６の昇降作動に伴って
前記下部サイドプレート４上を中心方向（法線方向）に
向かって拡縮移動する分割型のセクターモールド７とか
ら構成される。FIG. 1 is a schematic structural view of a vulcanizing apparatus for carrying out a method for vulcanizing a tire according to a first embodiment of the present invention. A lower side plate 4 having a vertically movable bladder center mechanism 2 and a lower mold 3 on the upper surface, an upper and lower movable side plate 6 having an upper mold 5 on the lower surface, and the upper and lower molds 5 and 3 And a divided sector mold 7 which is divided into a plurality in the circumferential direction and moves on the lower side plate 4 in the center direction (normal direction) as the upper side plate 6 moves up and down. You.
【００１３】前記下部サイドプレート４は、ベースプレ
ート８上に移動可能に載置され、また上モールド５を備
えた昇降可能な上部サイドプレート６は、図示しないト
ッププレート上に載置された油圧シリンダー等の昇降装
置を介して昇降するように構成されている。The lower side plate 4 is movably mounted on a base plate 8, and the upper and lower movable upper side plate 6 having an upper mold 5 is a hydraulic cylinder or the like mounted on a top plate (not shown). Is configured to move up and down through the elevating device.
【００１４】前記セクターモールド７は、タイヤプロフ
ァイル面を備えた各セクターピース９をそれぞれ着脱可
能に取付けるバックセグメント１０と、この各バックセ
グメント１０の背面側に形成された所定の傾斜角度の傾
斜面１１を摺動するガイドセグメント１３とから構成さ
れている。The sector mold 7 includes a back segment 10 for detachably mounting each sector piece 9 having a tire profile surface, and an inclined surface 11 having a predetermined inclination angle formed on the back side of each back segment 10. And a guide segment 13 that slides on the guide segment 13.
【００１５】そして、前記ガイドセグメント１３が昇降
すると、傾斜面１１を介してバックセグメント１０が水
平方向に摺動し、バックセグメント１０に取付けられて
いる各セクターピース９を、下部サイドプレート４上の
中心に向かって拡縮作動させるように構成されている。When the guide segment 13 moves up and down, the back segment 10 slides in the horizontal direction via the inclined surface 11, and the sector pieces 9 attached to the back segment 10 are moved to the lower side plate 4 on the lower side plate 4. It is configured to perform the expansion and contraction operation toward the center.
【００１６】即ち、ガイドセグメント１３が下降する場
合には、バックセグメント１０の傾斜面１１を介して各
セクターピース９が下部サイドプレート４上の中心に向
かって同時に収縮作動し、またガイドセグメント１３が
上昇する場合には、傾斜面１１を介して各セクターピー
ス９が下部サイドプレート４上を放射方向に同時に拡開
作動する。従って、各セクターピース９は、ガイドセグ
メント１３の昇降作動により、自動的に開閉作動が円滑
に行われるものである。That is, when the guide segment 13 descends, each sector piece 9 simultaneously contracts toward the center on the lower side plate 4 via the inclined surface 11 of the back segment 10, and the guide segment 13 moves. When ascending, the sector pieces 9 are simultaneously spread radially on the lower side plate 4 via the inclined surface 11. Therefore, the opening and closing operations of each sector piece 9 are automatically performed smoothly by the elevating operation of the guide segment 13.
【００１７】前記セクショナルモールド７のブラダー１
４を内装したブラダー中心機構２の下部には、蒸気また
は不活性ガス（例えば、窒素ガスや酸素濃度の低いガ
ス）等の加熱流体Ｇの供給管１５と、バキュームポンプ
等の排気手段１６にバルブ１７を介して接続する排気管
１８とがノンリークバルブ１９ａ，１９ｂを介して着脱
可能に接続されている。The bladder 1 of the sectional mold 7
In the lower part of the bladder center mechanism 2 in which the heating fluid G is provided, a supply pipe 15 for a heating fluid G such as steam or an inert gas (for example, a nitrogen gas or a gas having a low oxygen concentration), and a valve for an exhaust means 16 such as a vacuum pump An exhaust pipe 18 connected via the valve 17 is detachably connected via non-leak valves 19a and 19b.
【００１８】前記供給管１５に接続する配管１５ａに
は、バルブ２０を備えた分岐管１５ｂを介して図示しな
い圧縮装置を備えた蒸気または不活性ガス発生装置等の
高圧流体加圧供給装置２１と、バルブ２２ａ，２２ｂ，
２２ｃを備え、かつ電磁誘導加熱装置２３を備えたルー
プ状の制御回路装置２４を介して圧縮装置を備えた蒸気
または不活性ガス発生装置等の常圧流体加圧供給装置２
５とが接続されている。A pipe 15a connected to the supply pipe 15 is connected to a high-pressure fluid pressurized supply apparatus 21 such as a steam or inert gas generator equipped with a compression device (not shown) through a branch pipe 15b provided with a valve 20. , Valves 22a, 22b,
22c and a normal pressure fluid pressurizing / supplying device 2 such as a steam or inert gas generating device equipped with a compression device via a loop control circuit device 24 provided with an electromagnetic induction heating device 23
5 are connected.
【００１９】前記電磁誘導加熱装置２３を備えたループ
状の制御回路装置２４には、電磁誘導加熱装置２３で加
熱された流体を保持させるサブタンク２６と、サブタン
ク２６からの流体温度を検出する温度センサー２７と、
制御回路内の流体を循環させるファン２８とが設置さ
れ、ブラダー１４内に供給する流体の温度をコントロー
ルしている。The loop-shaped control circuit device 24 having the electromagnetic induction heating device 23 includes a sub-tank 26 for holding the fluid heated by the electromagnetic induction heating device 23, and a temperature sensor for detecting the temperature of the fluid from the sub-tank 26. 27,
A fan 28 for circulating the fluid in the control circuit is provided to control the temperature of the fluid supplied into the bladder 14.
【００２０】前記電磁誘導加熱制御装置２３は、セラミ
ックまたは樹脂材料等の非磁性材料で成形された中空状
のパイプ２９内に、内壁から所定の間隔を隔ててステン
レス等の金属製の発熱体３０が配設してあり、前記パイ
プ２９の外周面には、高周波電源３１と接続するワーク
コイル３２が巻付けてある。The electromagnetic induction heating control device 23 includes a metal heating element 30 made of stainless steel or the like at a predetermined distance from an inner wall in a hollow pipe 29 formed of a nonmagnetic material such as ceramic or resin material. A work coil 32 connected to a high-frequency power supply 31 is wound around the outer peripheral surface of the pipe 29.
【００２１】前記電磁誘導加熱装置２３は、金属製の発
熱体３０に高周波電源３１と接続するワークコイル３２
で発生する高周波磁束を通過させると、金属製の発熱体
３０の内部に渦電流が発生し、この渦電流と金属製の発
熱体３０の固有抵抗によってジュール熱が発生する。そ
の結果、金属製の発熱体３０のみが発熱し、発熱体３０
及び発熱体３０とパイプ２９との間の間隙を通過する加
熱流体Ｇ（この実施形態では窒素ガス）を瞬間的に加熱
することが出来る。The electromagnetic induction heating device 23 comprises a work coil 32 connected to a metal heating element 30 and a high frequency power supply 31.
When the high-frequency magnetic flux generated in step (1) is passed, an eddy current is generated inside the metal heating element 30, and Joule heat is generated by the eddy current and the specific resistance of the metal heating element 30. As a result, only the metal heating element 30 generates heat, and the heating element 30
Further, the heating fluid G (nitrogen gas in this embodiment) passing through the gap between the heating element 30 and the pipe 29 can be instantaneously heated.
【００２２】ここで金属製の発熱体３０は、ステンレス
の場合には常温〜５００℃であり、またカーボンセラッ
ミクスの場合には、５００℃以上の高温に加熱され、目
的にあったものを選択して使用される。なお、この発明
では、タイヤを加硫する温度、例えば、１５０℃〜２０
０℃程度で良いため、ステンレス製の発熱体３０を使用
し、窒素ガスの温度を加硫に必要な温度に瞬時に加熱さ
せてブラダー１４に導入するものである。Here, the heating element 30 made of metal is at room temperature to 500 ° C. in the case of stainless steel, and is heated to a high temperature of 500 ° C. or more in the case of carbon ceramics. Used as In the present invention, the temperature at which the tire is vulcanized, for example, 150 ° C. to 20 ° C.
Since the temperature may be about 0 ° C., the heating element 30 made of stainless steel is used, and the temperature of the nitrogen gas is instantaneously heated to a temperature required for vulcanization and introduced into the bladder 14.
【００２３】なお、この発明では、加熱流体Ｇとして窒
素ガスを使用しているが、蒸気発生装置で発生させた蒸
気や、その他の不活性ガスを使用することも可能であ
る。Although nitrogen gas is used as the heating fluid G in the present invention, it is also possible to use steam generated by a steam generator or other inert gas.
【００２４】この発明の第１実施形態では、セクショナ
ルモールドの中心部に設置されたブラダー１４内に、電
磁誘導加熱装置２３により所定温度に加熱した窒素ガス
から成る加熱流体Ｇを圧入してタイヤを加硫する場合
に、常圧流体加圧供給装置２５から供給される加熱流体
Ｇを、電磁誘導加熱装置２３を備えたループ状の制御回
路装置２４で設定温度になるまで温度センサー２７で検
出しながら昇温させてブラダー１４に導入し、ブラダー
１４の圧力を除々に設定圧力に近付けるるようにし、そ
してタイヤ加硫時の最終圧力としては、高圧流体加圧供
給装置２１から高圧流体を若干送り込んで設定圧に制御
して、加硫を行うようにしたものである。In the first embodiment of the present invention, a heating fluid G made of nitrogen gas heated to a predetermined temperature by an electromagnetic induction heating device 23 is press-fitted into a bladder 14 installed at a central portion of a sectional mold to mount a tire. In the case of vulcanization, a heating fluid G supplied from a normal-pressure fluid pressurizing and supplying device 25 is detected by a temperature sensor 27 until a set temperature is reached by a loop-shaped control circuit device 24 having an electromagnetic induction heating device 23. The pressure of the bladder 14 was gradually increased to approach the set pressure, and the high pressure fluid was slightly fed from the high pressure fluid pressurizing and supplying device 21 as the final pressure at the time of vulcanizing the tire. The vulcanization is performed by controlling the pressure to a set pressure.
【００２５】そして、加硫完了後には、ノンリークバル
ブ１９ｂを開き、バキュームポンプ等の排気手段１６で
ブラダー１４内の加熱流体Ｇを排気させる。After completion of the vulcanization, the non-leak valve 19b is opened, and the heating fluid G in the bladder 14 is exhausted by the exhaust means 16 such as a vacuum pump.
【００２６】次に、図２はタイヤ加硫方法を実施するた
めの加硫装置の第２実施形態の概略構成図を示し、この
実施形態は、加熱流体Ｇの供給管１５と排気管１８とを
接続してループ状の循環回路３３を構成し、排気管１８
には回路内の流体を循環させるファン２８を設け、また
供給管１５に接続する配管１５ａには、上記第１実施形
態と同様な電磁誘導加熱装置２３が設けてある。Next, FIG. 2 shows a schematic configuration diagram of a second embodiment of a vulcanizing apparatus for carrying out a tire vulcanizing method. In this embodiment, a supply pipe 15 and a discharge pipe 18 for a heating fluid G are provided. To form a loop-shaped circulation circuit 33, and the exhaust pipe 18
Is provided with a fan 28 for circulating fluid in the circuit, and a pipe 15a connected to the supply pipe 15 is provided with an electromagnetic induction heating device 23 similar to the first embodiment.
【００２７】更に、配管１５ａの電磁誘導加熱装置２３
の下流側には、バルブ３４ａを備えた分岐管１５ｃを介
して高圧流体加圧供給装置２１が接続され、また配管１
５ａの電磁誘導加熱装置２３の上流側には、バルブ３４
ｂを備えた分岐管１５ｄを介して常圧流体加圧供給装置
２５が接続されている。Further, the electromagnetic induction heating device 23 for the pipe 15a
Is connected to a high-pressure fluid pressurizing / supplying device 21 via a branch pipe 15c provided with a valve 34a.
A valve 34 is provided upstream of the electromagnetic induction heating device 23 of FIG.
The normal-pressure fluid pressurizing / supplying device 25 is connected via a branch pipe 15d provided with a b.
【００２８】従って、この実施形態の場合にも、通常状
態の場合には、常圧流体加圧供給装置２５から供給した
加熱流体Ｇ（窒素ガス）を、電磁誘導加熱装置２３で加
硫に必要な設定温度に達するまで加熱してブラダー１４
内に供給すると共に循環回路３３を介して循環させ、設
定圧力が不足するような場合には、高圧流体加圧供給装
置２１から高圧の加熱流体Ｇを若干補給して、設定圧力
となるようにコントロールしながら加硫を行うものであ
る。Therefore, also in this embodiment, in the normal state, the heating fluid G (nitrogen gas) supplied from the normal-pressure fluid pressurizing and supplying device 25 is required for vulcanization by the electromagnetic induction heating device 23. Heat until reaching the desired set temperature and bladder 14
When the set pressure is insufficient, the high-pressure heating fluid G is supplied from the high-pressure fluid pressurizing / supplying device 21 so that the pressure becomes equal to the set pressure. Vulcanization is performed while controlling.
【００２９】なお、その他の構成及び作用は上記第１実
施形態と同様なので同一符号を付して説明は省略する。The other constructions and operations are the same as those of the first embodiment, and therefore the same reference numerals are given and the explanation is omitted.
【００３０】以上のように、この発明の各実施形態で
は、従来の加硫装置に比べて装置全体の構成を簡略化す
ることが出来ると共に、コンパクトに構成出来、また加
熱流体Ｇは、瞬時に加硫温度に制御出来るのでタイヤ加
硫時間を短縮化させてタイヤの生産性を向上させること
が出来る。As described above, in each of the embodiments of the present invention, the configuration of the entire apparatus can be simplified as compared with the conventional vulcanizing apparatus, the apparatus can be made compact, and the heating fluid G can be instantaneously supplied. Since the vulcanization temperature can be controlled, the tire vulcanization time can be shortened and the productivity of the tire can be improved.
【００３１】[0031]
【発明の効果】この発明は、上記のようにセクショナル
モールドのブラダー中心機構に、流体加圧供給装置に接
続した加熱流体の供給管と、排気手段に接続する排気管
とを着脱可能に接続し、前記加熱流体の供給管の途中
に、前記加熱流体を設定温度にコントロールしながら加
熱する電磁誘導加熱装置を備えた制御回路装置を設置
し、セクショナルモールドの中心部に設置されたブラダ
ー内に、電磁誘導加熱により所定温度に加熱した流体を
圧入してタイヤを加硫するので、装置全体の構成を簡略
化することが出来ると共に、コンパクトに構成出来、ま
たタイヤ加硫時間を短縮化させてタイヤの生産性を向上
させることが出来る効果がある。According to the present invention, as described above, the heating fluid supply pipe connected to the fluid pressurizing supply device and the exhaust pipe connected to the exhaust means are detachably connected to the central bladder mechanism of the sectional mold. In the middle of the heating fluid supply pipe, a control circuit device equipped with an electromagnetic induction heating device that heats the heating fluid while controlling it at a set temperature is installed.In a bladder installed in the center of the sectional mold, Since the tire is vulcanized by injecting a fluid heated to a predetermined temperature by electromagnetic induction heating, the structure of the entire apparatus can be simplified, the structure can be made compact, and the tire vulcanization time can be shortened. This has the effect of improving the productivity of the device.
【図１】この発明の第１実施形態におけるタイヤ加硫方
法を実施するための加硫装置の概略構成図である。FIG. 1 is a schematic configuration diagram of a vulcanizing apparatus for performing a tire vulcanizing method according to a first embodiment of the present invention.
【図２】この発明の第２実施形態におけるタイヤ加硫方
法を実施するための加硫装置の概略構成図である。FIG. 2 is a schematic configuration diagram of a vulcanizing apparatus for performing a tire vulcanizing method according to a second embodiment of the present invention.
１ タイヤ加硫用コンテナ ２ ブラダー中
心機構 ３ 下モールド ４ 下部サイド
プレート ５ 上モールド ６ 上部サイド
プレート ７ 分割型のセクターモールド ８ ベースプレ
ート ９ セクターピース １０ バックセグ
メント １１ 傾斜面 １３ ガイドセ
グメント １４ ブラダー １５ 供給管 １５ａ 配管 １５ｂ〜１５ｄ 分岐管 １６ 排気手段 １７ バルブ １８ 排気管 １９ａ，１９ｂ ノンリー
クバルブ ２０ バルブ ２１ 高圧流体
加圧供給装置 ２２ａ，２２ｂ，２２ｃ バルブ ２３ 電磁誘導加熱装置 ２４ ループ状
の制御回路装置 ２５ 常圧流体加圧供給装置 ２６ サブタン
ク ２７ 温度センサー ２８ ファン ２９ パイプ ３０ 発熱体 ３１ 高周波電源 ３２ ワークコ
イル Ｇ 加熱流体（蒸気，不活性ガス等）REFERENCE SIGNS LIST 1 tire vulcanizing container 2 bladder center mechanism 3 lower mold 4 lower side plate 5 upper mold 6 upper side plate 7 split mold 8 base plate 9 sector piece 10 back segment 11 slope 13 guide segment 14 bladder 15 supply pipe 15a Piping 15b to 15d Branch pipe 16 Exhaust means 17 Valve 18 Exhaust pipe 19a, 19b Non-leak valve 20 Valve 21 High-pressure fluid pressurized supply device 22a, 22b, 22c Valve 23 Electromagnetic induction heating device 24 Loop control circuit device 25 Normal pressure Fluid pressurization supply device 26 Subtank 27 Temperature sensor 28 Fan 29 Pipe 30 Heating element 31 High frequency power supply 32 Work coil G Heating fluid (steam, inert gas, etc.)
───────────────────────────────────────────────────── フロントページの続き Ｆターム(参考） 4F202 AH20 AK01 AK11 AR02 AR06 CT01 CU01 CU12 CY02 CY04 CY10 CY22 CY30 4F203 AH20 AK01 AK11 AR02 AR06 DA11 DA12 DB01 DC03 DC04 DC15 DC25 DD10 DK01 DK07 DL14 DL19 DM02 DM04 DM09 DM10 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 4F202 AH20 AK01 AK11 AR02 AR06 CT01 CU01 CU12 CY02 CY04 CY10 CY22 CY30 4F203 AH20 AK01 AK11 AR02 AR06 DA11 DA12 DB01 DC03 DC04 DC15 DC25 DD10 DK01 DK07 DM14 DM19 DM02 DM04
Claims (8)
れたブラダー内に、電磁誘導加熱により所定温度に加熱
した流体を圧入してタイヤを加硫するタイヤ加硫方法。1. A tire vulcanizing method for vulcanizing a tire by pressing a fluid heated to a predetermined temperature by electromagnetic induction heating into a bladder installed at a central portion of a sectional mold.
して、蒸気または不活性ガス発生装置から供給される圧
縮された不活性ガスを使用する請求項１に記載のタイヤ
加硫方法。2. The tire vulcanizing method according to claim 1, wherein the fluid heated by the electromagnetic induction heating is steam or a compressed inert gas supplied from an inert gas generator.
圧力をコントロールしながら供給する請求項１または２
に記載のタイヤ加硫方法。3. The method according to claim 1, wherein a temperature and a pressure of the fluid to be pressed into the bladder are controlled and supplied.
The method for vulcanizing a tire according to claim 1.
に、流体加圧供給装置に接続した加熱流体の供給管と、
排気手段に接続する排気管とを着脱可能に接続し、前記
加熱流体の供給管の途中に、前記加熱流体を設定温度に
コントロールしながら加熱する電磁誘導加熱装置を備え
た制御回路装置を設置して成るタイヤ加硫装置。4. A heating fluid supply pipe connected to a fluid pressurizing supply device, the bladder center mechanism of the sectional mold,
An exhaust pipe connected to an exhaust unit is detachably connected, and a control circuit device having an electromagnetic induction heating device for heating the heating fluid while controlling the heating fluid at a set temperature is installed in the middle of the heating fluid supply pipe. Tire vulcanizing device.
または不活性ガス発生装置である請求項４に記載のタイ
ヤ加硫装置。5. The tire vulcanizing device according to claim 4, wherein the fluid pressurizing and supplying device is a steam generating device or an inert gas generating device.
の間の供給管及びブラダー中心機構と排気手段との間の
排気管に、ノンリークバルブを着脱可能に設けた請求項
４または５に記載のタイヤ加硫装置。6. The non-leak valve is detachably provided in a supply pipe between the bladder center mechanism and the control circuit device and an exhaust pipe between the bladder center mechanism and an exhaust means. Tire vulcanizing equipment.
成形された中空状のパイプ内に、内壁から所定の間隔を
隔てて金属製の発熱体を配設し、前記パイプの外周面に
高周波電源と接続するワークコイルを巻付けて成る請求
項４，または６に記載のタイヤ加硫装置。7. The electromagnetic induction heating device includes: a metal heating element disposed at a predetermined distance from an inner wall in a hollow pipe formed of a non-magnetic material; 7. The tire vulcanizing apparatus according to claim 4, wherein a work coil connected to a high-frequency power supply is wound.
装置と、高圧流体供給装置とで構成した請求項４，５，
６または７に記載のタイヤ加硫装置。8. The fluid pressure supply device according to claim 4, wherein the fluid pressure supply device comprises a normal pressure fluid supply device and a high pressure fluid supply device.
The tire vulcanizing apparatus according to 6 or 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000196671A JP2002011722A (en) | 2000-06-29 | 2000-06-29 | Method and apparatus for vulcanizing tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000196671A JP2002011722A (en) | 2000-06-29 | 2000-06-29 | Method and apparatus for vulcanizing tire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002011722A true JP2002011722A (en) | 2002-01-15 |
Family
ID=18695122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000196671A Pending JP2002011722A (en) | 2000-06-29 | 2000-06-29 | Method and apparatus for vulcanizing tire |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002011722A (en) |
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