JPH08169018A - Central mechanism of tire vulcanizer - Google Patents
Central mechanism of tire vulcanizerInfo
- Publication number
- JPH08169018A JPH08169018A JP22969194A JP22969194A JPH08169018A JP H08169018 A JPH08169018 A JP H08169018A JP 22969194 A JP22969194 A JP 22969194A JP 22969194 A JP22969194 A JP 22969194A JP H08169018 A JPH08169018 A JP H08169018A
- Authority
- JP
- Japan
- Prior art keywords
- tire
- vulcanized tire
- mold
- top mold
- upper mold
- 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.)
- Withdrawn
Links
- 230000009956 central mechanism Effects 0.000 title claims description 12
- 239000011324 bead Substances 0.000 claims abstract description 14
- 238000004073 vulcanization Methods 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 abstract 1
- 239000006082 mold release agent Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、タイヤ加硫機の中心機
構に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a central mechanism of a tire vulcanizer.
【０００２】[0002]
【従来の技術】従来は、上金型に離型剤を噴霧し、また
中心機構に取付けたブラダに加硫済タイヤを引っ掛ける
ことにより、加硫済タイヤの上金型への付着を起こりに
くくしていた。またそれでも付着する場合には、作業員
が上金型から加硫済タイヤを取り外していた。2. Description of the Related Art Conventionally, a mold release agent is sprayed onto an upper mold, and a vulcanized tire is hooked on a bladder attached to a central mechanism to prevent the vulcanized tire from adhering to the upper mold. Was. If it still adheres, the worker had to remove the vulcanized tire from the upper mold.
【０００３】[0003]
【発明が解決しようとする課題】加硫終了後、加硫済タ
イヤが下金型に留まらず、上金型に付着したまま上金型
が開いてしまう場合には、タイヤ加硫機の自動運転が止
まってしまって、生産性が低下する。また上金型に付着
した加硫済タイヤを取り外す作業は、非常に危険であ
る。When the vulcanized tire does not stay in the lower mold after the vulcanization and the upper mold opens while being attached to the upper mold, the automatic tire vulcanizer is automatically operated. If you stop driving, productivity will drop. Further, the work of removing the vulcanized tire attached to the upper mold is extremely dangerous.
【０００４】本発明は前記の問題点に鑑み提案するもの
であり、その目的とする処は、タイヤ加硫機の自動運
転を止めることがなくて、生産性を向上でき、加硫済
タイヤの上金型からの取り外し作業を不要にできて、安
全性を確保できるタイヤ加硫機の中心機構を提供しよう
とする点にある。The present invention is proposed in view of the above problems, and an object thereof is to improve productivity without stopping the automatic operation of the tire vulcanizer and to improve the vulcanized tire. The point is to provide a central mechanism of a tire vulcanizer that can ensure safety by removing the work of removing from the upper mold.
【０００５】[0005]
【課題を解決するための手段】上記の目的を達成するた
めに、本発明のタイヤ加硫機の中心機構は、加硫終了後
の上金型の開型時に加硫済タイヤの下ビード部を押さえ
て同加硫済タイヤの上金型への付着を防止する押さえ機
構を具えている。In order to achieve the above object, the central mechanism of the tire vulcanizer of the present invention comprises a lower bead portion of a vulcanized tire when the upper die is opened after vulcanization. It is equipped with a pressing mechanism that presses against the vulcanized tire to prevent it from adhering to the upper mold.
【０００６】[0006]
【作用】本発明のタイヤ加硫機の中心機構は前記のよう
に構成されており、タイヤの加硫を終了して、上金型を
開くとき、その直前に押さえ機構を作動させて、加硫済
タイヤの下ビード部を押さえ、その後の上金型上昇時に
加硫済タイヤを上金型から引き剥がして、加硫済タイヤ
を下金型に留める。The central mechanism of the tire vulcanizer of the present invention is constructed as described above, and when vulcanization of the tire is completed and the upper mold is opened, the pressing mechanism is operated immediately before the opening of the upper mold to cure the tire. The lower bead portion of the vulcanized tire is pressed, the vulcanized tire is peeled off from the upper mold when the upper mold subsequently rises, and the vulcanized tire is fixed to the lower mold.
【０００７】[0007]
【実施例】次に本発明のタイヤ加硫機の中心機構を図１
〜図４に示す一実施例により説明すると、図１の１０が
上金型、１３が下金型、１２がブラダ下クランプ部、１
１ａ、１１ｂが油圧シリンダ、１４が下金型１３のビー
ドリング、１５が加硫済タイヤの下ビード部である。EXAMPLE Next, the central mechanism of the tire vulcanizer of the present invention is shown in FIG.
4 will be described with reference to FIG. 4, 10 is an upper mold, 13 is a lower mold, 12 is a lower bladder clamp part, and 1 is a lower mold.
1a and 11b are hydraulic cylinders, 14 is a bead ring of the lower mold 13, and 15 is a lower bead portion of the vulcanized tire.
【０００８】図４の２ａ、２ｂ、２ｃがブラダ下クラン
プ部１２に設けたガイド溝、図２の１ａ、１ｂ、１ｃが
ガイド溝２ａ、２ｂ、２ｃに嵌挿したチャック、４ａ、
４ｂ、４ｃがチャック１ａ、１ｂ、１ｃの内端部に取付
けたスライドシヤフト、図１〜図３の３がブラダ下クラ
ンプ部１２と同心のガイドリング、図３の５ａ、５ｂ、
５ｃがガイドリング３に設けた長孔で、ガイドリング３
の下面がチャック１ａ、１ｂ、１ｃの上面に摺動自在に
接触して、チャック１ａ、１ｂ、１ｃのスライドシヤフ
ト４ａ、４ｂ、４ｃがガイドリング３の長孔５ａ、５
ｂ、５ｃに摺動自在に嵌挿されている。Reference numerals 2a, 2b and 2c in FIG. 4 are guide grooves provided in the lower bladder clamp portion 12, and reference numerals 1a, 1b and 1c in FIG. 2 are chucks 4a which are fitted into the guide grooves 2a, 2b and 2c, respectively.
4b and 4c are slide shafts attached to the inner ends of the chucks 1a, 1b and 1c, 3 in FIGS. 1 to 3 is a guide ring concentric with the bladder lower clamp portion 12, 5a and 5b in FIG.
5c is a long hole provided in the guide ring 3
Lower surface of the chuck 1a, 1b, 1c slidably contacts the upper surfaces of the chucks 1a, 1b, 1c, so that the slide shafts 4a, 4b, 4c of the chucks 1a, 1b, 1c are elongated holes 5a, 5 of the guide ring 3.
It is slidably fitted in b and 5c.
【０００９】図３の６がガイドリング３の内周面に設け
た内歯歯車、９が内歯歯車６に噛合した小歯車、８が小
歯車９の駆動軸、７が駆動軸８を介して小歯車９を回転
させるエア・ロータリ・アクチュエータである。次に前
記図１〜図４に示すタイヤ加硫機の中心機構の作用を具
体的に説明する。タイヤの加硫を終了して、上金型１０
を開くとき、その直前に油圧シリンダ１１ａ、１１ｂを
作動して、ブラダ下クランプ部１２を一定高さまで上昇
させる一方、エア・ロータリ・アクチュエータ７を作動
し、その回転を駆動軸８と小歯車９とを介してガイドリ
ング３に伝え、同ガイドリング３を回転させて、同ガイ
ドリング３の長孔５ａ、５ｂ、５ｃとチャック１ａ、１
ｂ、１ｃのスライドシヤフト４ａ、４ｂ、４ｃとによ
り、チャック１ａ、１ｂ、１ｃを下金型１３のビードリ
ング１４の直上でブラダ下クランプ部１２のガイド溝２
ａ、２ｂ、２ｃに沿って外方へ移動させて、これらのチ
ャック１ａ、１ｂ、１ｃにより、加硫済タイヤの下ビー
ド部１５を押さえる。In FIG. 3, 6 is an internal gear provided on the inner peripheral surface of the guide ring 3, 9 is a small gear meshing with the internal gear 6, 8 is a drive shaft of the small gear 9, and 7 is a drive shaft 8. It is an air rotary actuator that rotates the pinion gear 9. Next, the operation of the central mechanism of the tire vulcanizer shown in FIGS. 1 to 4 will be specifically described. After the tire vulcanization is completed, the upper mold 10
Immediately before opening the bladder, the hydraulic cylinders 11a and 11b are actuated to raise the bladder lower clamp portion 12 to a certain height, while the air rotary actuator 7 is actuated to rotate the drive shaft 8 and pinion 9 To the guide ring 3, and the guide ring 3 is rotated so that the elongated holes 5a, 5b, 5c of the guide ring 3 and the chucks 1a, 1
The slide shafts 4a, 4b, 4c of b, 1c are used to move the chucks 1a, 1b, 1c directly above the bead ring 14 of the lower mold 13 to the guide groove 2 of the lower bladder clamp portion 12.
The lower bead portion 15 of the vulcanized tire is pressed by these chucks 1a, 1b, 1c by moving them outward along a, 2b, 2c.
【００１０】そのため、上金型１０を上昇させるとき
に、加硫済タイヤを上金型１０から引き剥がして、加硫
済タイヤを下金型１３に留める。上金型１０が一定高さ
まで上昇したら、エア・ロータリ・アクチュエータ７を
逆方向に作動し、その回転を駆動軸８と小歯車９とを介
してガイドリング３に伝え、同ガイドリング３を逆回転
させて、同ガイドリング３の長孔５ａ、５ｂ、５ｃとチ
ャック１ａ、１ｂ、１ｃのスライドシヤフト４ａ、４
ｂ、４ｃとにより、チャック１ａ、１ｂ、１ｃを下金型
１３のビードリング１４の直上でブラダ下クランプ部１
２のガイド溝２ａ、２ｂ、２ｃに沿って内方へ移動させ
て、これらのチャック１ａ、１ｂ、１ｃをブラダ下クラ
ンプ部１２のガイド溝２ａ、２ｂ、２ｃ内に退没させ
る。Therefore, when the upper mold 10 is raised, the vulcanized tire is peeled off from the upper mold 10 and the vulcanized tire is fastened to the lower mold 13. When the upper die 10 rises to a certain height, the air rotary actuator 7 is operated in the opposite direction, the rotation thereof is transmitted to the guide ring 3 via the drive shaft 8 and the pinion 9, and the guide ring 3 is reversed. When rotated, the long holes 5a, 5b, 5c of the guide ring 3 and the slide shafts 4a, 4 of the chucks 1a, 1b, 1c are rotated.
b, 4c, the chucks 1a, 1b, 1c are directly above the bead ring 14 of the lower mold 13 and the bladder lower clamp portion 1
The chucks 1a, 1b, and 1c are moved inward along the two guide grooves 2a, 2b, and 2c to retract into the guide grooves 2a, 2b, and 2c of the lower bladder clamp portion 12.
【００１１】[0011]
【発明の効果】本発明のタイヤ加硫機の中心機構は前記
のようにタイヤの加硫を終了して、上金型を開くとき、
その直前に押さえ機構を作動させて、加硫済タイヤの下
ビード部を押さえ、その後の上金型上昇時に加硫済タイ
ヤを上金型から引き剥がして、加硫済タイヤを下金型に
留めるので、加硫済タイヤを上金型に付着させたまま上
昇させることがなく、タイヤ加硫機の自動運転を止める
ことがなくて、生産性を向上できる。また加硫済タイヤ
の上金型からの取り外し作業を不要にできて、安全性を
確保できる。The central mechanism of the tire vulcanizer of the present invention, when the vulcanization of the tire is completed and the upper mold is opened as described above,
Immediately before that, the pressing mechanism is operated to press the lower bead part of the vulcanized tire, and when the upper mold rises thereafter, the vulcanized tire is peeled from the upper mold, and the vulcanized tire is used as the lower mold. Since it is fastened, the vulcanized tire is not raised while being attached to the upper mold, and the automatic operation of the tire vulcanizer is not stopped, so that the productivity can be improved. In addition, the work of removing the vulcanized tire from the upper mold is unnecessary, and safety can be secured.
【図１】本発明のタイヤ加硫機の中心機構の一実施例を
示す縦断側面図である。FIG. 1 is a vertical sectional side view showing an embodiment of a central mechanism of a tire vulcanizer of the present invention.
【図２】図１の矢視Ａ−Ａ線に沿う横断平面図である。2 is a cross-sectional plan view taken along the line AA of FIG.
【図３】同中心機構のスライドシヤフトを示す平面図で
ある。FIG. 3 is a plan view showing a slide shaft of the central mechanism.
【図４】図１の矢視Ｂ−Ｂ線に沿う横断平面図である。FIG. 4 is a cross-sectional plan view taken along the line BB of FIG.
１ａ〜１ｃ チャック ２ａ〜２ｃ ガイド溝 ３ ガイドリング ４ａ〜４ｃ スライドシヤフト ５ａ〜５ｃ 長孔 ６ 内歯歯車 ７ エア・ロータリ・アクチュエータ ８ 駆動軸 ９ 小歯車 １０ 上金型 １１ａ、１１ｂ 油圧シリンダ １２ ブラダ下クランプ部 １３ 下金型 １４ 下金型１３のビードリング １５ 加硫済タイヤの下ビード部 1a to 1c Chuck 2a to 2c Guide groove 3 Guide ring 4a to 4c Slide shaft 5a to 5c Long hole 6 Internal gear 7 Air rotary actuator 8 Drive shaft 9 Small gear 10 Upper mold 11a, 11b Hydraulic cylinder 12 Bladder lower Clamp part 13 Lower mold 14 Bead ring of lower mold 13 15 Lower bead part of vulcanized tire
フロントページの続き (51)Int.Cl.6 識別記号 庁内整理番号 ＦＩ 技術表示箇所 Ｂ２９Ｌ 30:00 Continuation of front page (51) Int.Cl. 6 Identification number Office reference number FI technical display area B29L 30:00
Claims (1)
イヤの下ビード部を押さえて同加硫済タイヤの上金型へ
の付着を防止する押さえ機構を具えていることを特徴と
したタイヤ加硫機の中心機構。1. A pressing mechanism for pressing the lower bead portion of the vulcanized tire to prevent the vulcanized tire from adhering to the upper mold when the upper mold is opened after vulcanization is completed. The central mechanism of the tire vulcanizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22969194A JPH08169018A (en) | 1994-09-26 | 1994-09-26 | Central mechanism of tire vulcanizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22969194A JPH08169018A (en) | 1994-09-26 | 1994-09-26 | Central mechanism of tire vulcanizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH08169018A true JPH08169018A (en) | 1996-07-02 |
Family
ID=16896196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22969194A Withdrawn JPH08169018A (en) | 1994-09-26 | 1994-09-26 | Central mechanism of tire vulcanizer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH08169018A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111571887A (en) * | 2020-06-23 | 2020-08-25 | 三角轮胎股份有限公司 | Method for preventing twins from being generated for tire vulcanizer |
-
1994
- 1994-09-26 JP JP22969194A patent/JPH08169018A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111571887A (en) * | 2020-06-23 | 2020-08-25 | 三角轮胎股份有限公司 | Method for preventing twins from being generated for tire vulcanizer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A300 | Withdrawal of application because of no request for examination |
Free format text: JAPANESE INTERMEDIATE CODE: A300 Effective date: 20020115 |