JP4546742B2 - 環状トレッドを成型するモールド - Google Patents
環状トレッドを成型するモールド Download PDFInfo
- Publication number
- JP4546742B2 JP4546742B2 JP2004031488A JP2004031488A JP4546742B2 JP 4546742 B2 JP4546742 B2 JP 4546742B2 JP 2004031488 A JP2004031488 A JP 2004031488A JP 2004031488 A JP2004031488 A JP 2004031488A JP 4546742 B2 JP4546742 B2 JP 4546742B2
- Authority
- JP
- Japan
- Prior art keywords
- mold
- tread
- segments
- segment
- forming
- 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.)
- Expired - Fee Related
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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
-
- 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)
- B29D30/52—Unvulcanised treads, e.g. on used tyres; Retreading
- B29D30/54—Retreading
- B29D30/56—Retreading with prevulcanised tread
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Description
109、111 グルーブ形成用のリブ
120A、120B 内側セグメント
121、122 当接縁部
128 加熱流路
130 外側のセグメント
131 上部プレート
132 底部プレート
135、136 端面
135A、136A 縁部
138、139 面取り部
155 リブ
Claims (4)
- 軸と、円周面中央において前記軸と垂直な中央面とを有する環状セグメントのモールドであって、
トレッド(2)の内側表面を成形する複数の内側セグメント(120A,120B)と、
各々が前記モールドの軸に対して1対の鈍角の夾角αと1対の鋭角の夾角βとを有する円弧状に湾曲した平行四辺形であり、閉じたときに円弧状に隣接する複数の平行四辺形からなる環状リングを形成する、トレッド成形用の、径方向に可動の複数の外側セグメント(130)と、を有するモールド。 - 各々の前記外側セグメント(130)に、前記中央面に沿った周方向に互いにずれて位置する複数のトレッドラグ成形用凹部が形成され、かつ、軸方向に対して傾いた表面(136A,135A)が、前記周方向に互いにずれて位置する前記トレッドラグ成形用凹部を横切って、直線的に、かつモールドの前記軸に対して非平行に延びている、請求項1に記載のモールド。
- 前記トレッドラグ成形用凹部は、前記モールドの側方縁部(131,132)からトレッドの中心線に向けて軸方向内側に延びている、請求項2に記載のモールド。
- 前記外側セグメント(130)の各々は、閉じたモールド位置にあるときには、少なくとも2つの半径方向内側セグメント(120A,120B)に渡って広がっている、請求項1から請求項3までのいずれかに記載のモールド。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/365,375 US7001163B2 (en) | 2003-02-11 | 2003-02-11 | Mold and method of molding annular tread |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004243768A JP2004243768A (ja) | 2004-09-02 |
JP4546742B2 true JP4546742B2 (ja) | 2010-09-15 |
Family
ID=32681713
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004031488A Expired - Fee Related JP4546742B2 (ja) | 2003-02-11 | 2004-02-09 | 環状トレッドを成型するモールド |
Country Status (5)
Country | Link |
---|---|
US (1) | US7001163B2 (ja) |
EP (1) | EP1447197B1 (ja) |
JP (1) | JP4546742B2 (ja) |
BR (1) | BRPI0400212A (ja) |
DE (1) | DE602004006784T2 (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1629952B1 (en) * | 2003-05-13 | 2014-01-22 | Bridgestone Corporation | Tire vulcanizing mold and process of vulcanizing a tire using this mold |
US7513762B2 (en) * | 2004-11-29 | 2009-04-07 | The Goodyear Tire & Rubber Company | Molding a tread belt for a two-piece tire |
JP4667198B2 (ja) * | 2005-10-13 | 2011-04-06 | 株式会社ブリヂストン | 円環状中空体の加硫方法および加硫モールド |
JP4667199B2 (ja) * | 2005-10-13 | 2011-04-06 | 株式会社ブリヂストン | 安全タイヤ用空気のうの加硫方法および加硫モールド |
US8597017B2 (en) * | 2009-12-18 | 2013-12-03 | Anderson Corporation | Lineally adjustable molds, molding methods, and products therefrom |
CN102666051B (zh) * | 2009-12-24 | 2015-07-15 | 不二商事株式会社 | 轮胎硫化设备 |
CN102695592B (zh) | 2010-01-08 | 2014-11-05 | 不二商事株式会社 | 轮胎硫化装置 |
US8731871B2 (en) | 2010-09-22 | 2014-05-20 | Bridgestone Americas Tire Operations, Llc | Tire mold design method to minimize unique annular mold parts |
US8714513B2 (en) * | 2010-10-07 | 2014-05-06 | GM Global Technology Operations LLC | Mold insert assembly and method of use |
EP2704894B1 (en) | 2011-04-30 | 2018-03-28 | Compagnie Générale des Etablissements Michelin | Methods and apparatus for joining treads |
BR112013033157A2 (pt) | 2011-06-30 | 2017-01-31 | Michelin & Cie | métodos e aparelhos para a instalação de um anel de banda de rodagem e uma carcaça de pneu |
GB201116476D0 (en) * | 2011-09-26 | 2011-11-09 | Rolls Royce Plc | Mandrel for forming a component |
US10562250B2 (en) * | 2017-07-17 | 2020-02-18 | American Kenda Rubber Industrial Co., Ltd. | Non-pneumatic tire tread layer mold and molding process |
JP2020082380A (ja) * | 2018-11-16 | 2020-06-04 | 住友ゴム工業株式会社 | タイヤ用モールド |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50102978U (ja) * | 1974-02-01 | 1975-08-25 | ||
JPS5311978A (en) * | 1976-07-16 | 1978-02-02 | Caterpillar Tractor Co | Vulcanization method and apparatus for exchangeable tread surfaced and band belt |
JPS5658817A (en) * | 1979-10-18 | 1981-05-22 | Bridgestone Corp | Dividing method of ring shaped metal mold and cutting apparatus therefor |
JPH04341806A (ja) * | 1991-05-17 | 1992-11-27 | Bridgestone Corp | タイヤ加硫用金型及びその製作方法 |
JPH0820026A (ja) * | 1994-03-31 | 1996-01-23 | Ngk Insulators Ltd | タイヤ成形用金型 |
JPH1058913A (ja) * | 1996-08-20 | 1998-03-03 | Sumitomo Rubber Ind Ltd | ラジアルタイヤの製造方法 |
JP2002225034A (ja) * | 2001-02-06 | 2002-08-14 | Sumitomo Rubber Ind Ltd | タイヤ成形金型及びそれによって生産されたタイヤ |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2381395A (en) | 1943-07-08 | 1945-08-07 | Firestone Tire & Rubber Co | Vulcanizing mold |
CH399734A (it) * | 1963-07-27 | 1965-09-30 | Pirelli | Procedimento per stampare un disegno a rilievo lungo la fascia perimetrale, allo stato plastico, di un anello flessibile e dispositivo per l'attuazione di tale procedimento |
US3791897A (en) | 1971-06-16 | 1974-02-12 | Bombardier Ltd | Method and apparatus for making endless belts |
IT1010109B (it) | 1974-04-26 | 1977-01-10 | Pirelli | Stampo per la fabbricazione di cinghie dentate a doppia denta tura e cinghe dentate cosi ot tenute |
CA1039467A (en) * | 1975-12-24 | 1978-10-03 | Cedric W. Mcleod | Moulding press |
US4207052A (en) | 1976-07-16 | 1980-06-10 | Caterpillar Tractor Co. | Curing mold for curing replaceable tread and track belts |
JPS58163638A (ja) | 1982-03-25 | 1983-09-28 | Mitsuboshi Belting Ltd | ゴム製歯付ベルトの製造用組立モ−ルド |
IT1234666B (it) | 1989-09-21 | 1992-05-26 | Mai Spa | Procedimento per la realizzazione di cingoli in gomma e cingolo cosi' realizzato |
US5066448A (en) * | 1990-10-03 | 1991-11-19 | The Goodyear Tire & Rubber Company | Tread removal method and apparatus |
US6086811A (en) | 1998-04-29 | 2000-07-11 | The Goodyear Tire & Rubber Company | Molding system for rubber tractor tracks |
US6521071B2 (en) | 2001-05-17 | 2003-02-18 | The Goodyear Tire & Rubber Company | Tread application apparatus with automated tread centering feature |
US6769468B2 (en) | 2001-09-21 | 2004-08-03 | The Goodyear Tire & Rubber Company | Tire building drum having expandable center section and independently expandable bead lock assemblies in the end sections |
-
2003
- 2003-02-11 US US10/365,375 patent/US7001163B2/en not_active Expired - Fee Related
-
2004
- 2004-02-02 BR BR0400212-1A patent/BRPI0400212A/pt not_active IP Right Cessation
- 2004-02-05 DE DE602004006784T patent/DE602004006784T2/de not_active Expired - Lifetime
- 2004-02-05 EP EP04002544A patent/EP1447197B1/en not_active Expired - Fee Related
- 2004-02-09 JP JP2004031488A patent/JP4546742B2/ja not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50102978U (ja) * | 1974-02-01 | 1975-08-25 | ||
JPS5311978A (en) * | 1976-07-16 | 1978-02-02 | Caterpillar Tractor Co | Vulcanization method and apparatus for exchangeable tread surfaced and band belt |
JPS5658817A (en) * | 1979-10-18 | 1981-05-22 | Bridgestone Corp | Dividing method of ring shaped metal mold and cutting apparatus therefor |
JPH04341806A (ja) * | 1991-05-17 | 1992-11-27 | Bridgestone Corp | タイヤ加硫用金型及びその製作方法 |
JPH0820026A (ja) * | 1994-03-31 | 1996-01-23 | Ngk Insulators Ltd | タイヤ成形用金型 |
JPH1058913A (ja) * | 1996-08-20 | 1998-03-03 | Sumitomo Rubber Ind Ltd | ラジアルタイヤの製造方法 |
JP2002225034A (ja) * | 2001-02-06 | 2002-08-14 | Sumitomo Rubber Ind Ltd | タイヤ成形金型及びそれによって生産されたタイヤ |
Also Published As
Publication number | Publication date |
---|---|
BRPI0400212A (pt) | 2005-05-24 |
DE602004006784T2 (de) | 2008-02-07 |
EP1447197A2 (en) | 2004-08-18 |
US20040156936A1 (en) | 2004-08-12 |
DE602004006784D1 (de) | 2007-07-19 |
EP1447197A3 (en) | 2005-10-05 |
EP1447197B1 (en) | 2007-06-06 |
US7001163B2 (en) | 2006-02-21 |
JP2004243768A (ja) | 2004-09-02 |
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