WO2006054680A1 - 空気入りタイヤの製造装置及び製造方法 - Google Patents
空気入りタイヤの製造装置及び製造方法 Download PDFInfo
- Publication number
- WO2006054680A1 WO2006054680A1 PCT/JP2005/021211 JP2005021211W WO2006054680A1 WO 2006054680 A1 WO2006054680 A1 WO 2006054680A1 JP 2005021211 W JP2005021211 W JP 2005021211W WO 2006054680 A1 WO2006054680 A1 WO 2006054680A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cord
- core
- tire
- tension
- meridian
- 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.)
- Ceased
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)
- B29D30/08—Building tyres
- B29D30/10—Building tyres on round cores, i.e. the shape of the core is approximately identical with the shape of the completed tyre
- B29D30/16—Applying the layers; Guiding or stretching the layers during application
- B29D30/165—Applying the layers; Guiding or stretching the layers during application by feeding cut-to-length pieces in a direction parallel to the core axis and placing the pieces side-by-side to form an annular element
Definitions
- the present invention relates to an apparatus and method for manufacturing a pneumatic tire, and in particular, a tire construction cord cut to a predetermined length is attached to the surface of a rigid core having an outer surface shape corresponding to the inner surface shape of a product tire.
- the present invention relates to an apparatus and a method.
- a method for manufacturing a pneumatic tire includes a step of forming an inner liner, a ply and the like on a flat drum to form a cylindrical band, and a side rubber and a stiffener on the band folded at the bead portion.
- a process comprising: forming a green tire by attaching a belt-tread laminate to a green case and integrally forming the green tire; and vulcanizing the green tire; A tire component such as a carcass ply is directly pasted on a rigid core having an outer shape corresponding to the inner shape of the green tire to form a green tire. After, the green tire and a method of vulcanization with a rigid core.
- Patent Document 1 a carcass cord is passed through a wallet fixed to a chain mounted on a pulley surrounding a rigid core, and this eyelet is reciprocated in the meridian direction on the outer peripheral surface of the core.
- a pressing device including a fork member and a hammer.
- An apparatus is disclosed.
- Patent Document 2 discloses a device using a reciprocating arm instead of the chain in the device described in Patent Document 1.
- Patent Document 1 Japanese Patent Laid-Open No. 6-155628
- Patent Document 2 JP 2001-260245 A
- the devices disclosed in Patent Documents 1 and 2 are configured to reciprocate and paste the kers cord supplied with the reel force in the meridian direction of the core.
- a complicated mechanism such as a mechanism consisting of a chain and a pulley and a reciprocating arm is necessary, and there is a problem that the sticking operation time is long.
- the amount of the carcass cord to be supplied is adjusted by the tension adjuster that prohibits the carcass cord from reversing and the flexibility of the rod disposed downstream thereof, so accurate tension control is difficult. is there.
- the present invention has been made to solve such problems, and a first object thereof is to paste a tire construction cord on a core having an outer surface shape corresponding to the inner surface shape of a product tire.
- the second purpose is to shorten the time of the sticking operation, and the third purpose is to facilitate accurate tension control.
- the invention according to claim 1 is an apparatus for sticking a tire constituting cord in a meridian direction of an outer surface of a core having an outer surface shape corresponding to an inner surface shape of a product tire, the tire being cut to a certain length
- the cord holding means for holding the both ends of the structural cord and applying a tension in the longitudinal direction thereof, and the cord applied with the tension by the cord holding means abut on the meridian direction of the outer surface of the core.
- a pneumatic tire manufacturing apparatus comprising: a moving means for moving the cord holding means in a radial inner side and an axial inner side of the core in correspondence with an outer surface shape of the core.
- the invention according to claim 2 is the pneumatic tire manufacturing apparatus according to claim 1, wherein the moving means simultaneously moves both ends of the cord holding means.
- the invention according to claim 3 is the pneumatic tire manufacturing apparatus according to claim 1, further comprising means for pressing both ends of the tire constituting cord against the core. Device.
- the invention according to claim 4 includes a step of holding both ends of the tire constituting cord cut to a predetermined length, a step of applying tension in the longitudinal direction from the held partial force, and a state in which the tension is applied.
- both end portions of a tire constituting cord cut to a certain length are held, and both ends are applied to the outer surface shape corresponding to the inner shape of the product tire while tension is applied in the longitudinal direction.
- the core is arranged along the meridian from the tread molding portion to the bead molding portion.
- the mechanism for supplying the tire constituting cord to the outer peripheral surface of the reel force core is unnecessary, the construction of the apparatus is simplified.
- the time for the pasting operation can be shortened by simultaneously pasting the tire construction cord from the tread molding portion to the pair of bead molding portions.
- both ends of the tire constituting cord cut to a certain length are held, tension control becomes easy.
- FIG. 1 is a plan view of a cord sticking apparatus according to an embodiment of the present invention.
- FIG. 2 is a diagram showing an operation of the cord applying device according to the embodiment of the present invention.
- FIG. 3 is a flowchart showing a code sticking procedure of the cord sticking apparatus according to the embodiment of the present invention.
- FIG. 1 is a plan view of a tire construction cord applicator (hereinafter referred to as a cord applicator) according to an embodiment of the present invention.
- the cord sticking device 1 includes a frame 2, a motor 3 provided at one end of the frame 2, a pair of manipulators 4A and 4B attached to the frame 2, and the manipulators 4A and 4B opposite to the frame 2.
- the movable mechanism 5 is arranged and can move the frame 2 back and forth in a direction perpendicular to the longitudinal direction.
- the movable mechanism 5 includes a support 51, a guide member 52, and an air cylinder 54 having one end fixed to the support 51 and a piston rod 53 that moves forward and backward from the other end fixed to the side surface of the frame 2. By moving the piston rod 53 left and right, the frame 2 is advanced and retracted in a direction perpendicular to the longitudinal direction.
- a movable mechanism is constituted by a motor and a ball screw.
- a ball screw having a left ball screw 31A and a right ball screw 31B formed with grooves that rotate in the opposite directions with a central portion interposed therebetween is arranged to be rotated forward and backward by the motor 3
- the sliders 32A and 32B each having a ball nut are attached to each of them. Since the manipulators 4A and 4B have base end fixing portions 41A and 41B fixed to the sliders 32A and 32B, respectively, the ball screw is rotated forward and reverse by the motor 3 so that they approach each other in the longitudinal direction of the frame 2. And can be separated.
- the manipulators 4A and 4B have the same configuration but are opposite to each other.
- the pressing members 11A and 11B are moved forward and backward by piston rods such as 10A and 10B and air cylinders.
- the first arms 6A and 6B are attached at one end to fixing portions 41A and 41B fixed to the sliders 32A and 32B, respectively, and at the other end, the second arms 8A and 8B are rotated via rotating shafts 14A and 14B. It is mounted so that it can roll freely.
- Air cylinders 7A and 7B are attached to fixed parts 41A and 41B, one end of which is fixed to sliders 32A and 32B, respectively, and the other end is piston rod 12A, Second arms 8A and 8B are rotatably attached to the tip of 12B via rotary shafts 13A and 13B.
- One end of the hands 9A, 9B is rotatably attached to the second arms 8A, 8B via the rotary shafts 15A, 15B, and finger chucks 10A, 10B and pressing members 11A, 11B are attached to the other ends of the hands 9A, 9B.
- the first arms 6A and 6B, the air cylinders 7A and 7B, and the second arms 8A and 8B constitute a pair of link mechanisms.
- the second arm 8A rotates clockwise or counterclockwise in the figure about the rotating shaft 13A, and expands and contracts the piston rod 12B of the air cylinder 7B.
- the second arm 8B rotates counterclockwise or clockwise in the figure symmetrically with the second arm 8A with respect to the straight line P passing through the center in the longitudinal direction of the frame 2 around the rotation axis 13A.
- the distance between the distal ends (rotating shafts 15A and 15B) of the second arms 8A and 8B can be approached or separated.
- Each hand 9A has a built-in air cylinder (not shown) for opening / closing the finger chuck 1OA and moving the pressing member 11A forward / backward, and each hand 9B opens / closes the finger chuck 10B.
- An air cylinder (not shown) for advancing and retracting the pressing member 11B is incorporated.
- a controller is provided that causes the motor 3, the movable mechanism 5, the air cylinders 7A and 7B, and the air cylinders in the hands 9A and 9B to perform related operations at preset timings.
- FIG. 2 is a diagram showing the operation in which the cord applicator 1 affixes a tire configuration code (hereinafter referred to as a cord) to a core having an outer shape corresponding to the inner shape of the product tire. It is a flow chart shown.
- FIG. 2 shows a cross section of the core 21, a portion on the right side from the frame 2 of the cord applicator 1, and a cord C gripped by the finger chucks 10A and 10B of the hands 9A and 9B.
- the cord C is a steel cord covered with rubber, and is previously cut into a certain length corresponding to the size of the core 21 by a device not shown.
- the straight line P passing through the longitudinal center of the frame 2 of the code applicator 1 and the equator E of the core 21 are arranged to coincide with each other.
- the position of the movable mechanism 5 is set, the code pasting device 1 is placed at a predetermined position (step S1), and then the motor 3 is operated to operate the manipulators 4A and 4B.
- the interval is set to an interval corresponding to the length of code C (step S2).
- a single cord C cut to a certain length is received from a cord C supply device (not shown), and is held by being gripped by the finger chucks 10A and 10B (step S3).
- a predetermined tension is applied to the cord C by adjusting the air pressure supplied to the air cylinders 7A and 7B (step S4).
- the cord C is adhered and held on the outer peripheral surface of the core 21 in the order of the tread molding portion 22, the side molding portion 23, and the bead molding portion 24 due to the stickiness of the raw rubber covering the surface of the cord C.
- the finger chucks 10A and 10B are opened to release the cord C, and at the same time, the pressing members 11A and 11B are advanced so that both ends of the cord C are connected to the core 21. Press against bead 24 (step S6).
- the cord sticking device 1 holds the both ends of the cord C cut to a certain length and applies tension to the cord C in the state where the outer peripheral surface of the core 21 is applied. Since it is attached to both sides of the equator at the same time, the mechanism for supplying the cord C to the outer peripheral surface of the reel force core is unnecessary, and the configuration of the device is simplified. In addition, since both ends of the cord C cut to a certain length are held, tension control becomes easy. Furthermore, since it is applied at the same time from the center of Code C to both ends, it can be applied at a higher speed than when reciprocating.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tyre Moulding (AREA)
Abstract
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP05806620A EP1820627A4 (en) | 2004-11-19 | 2005-11-18 | APPARATUS AND METHOD FOR MANUFACTURING A TIRE |
| US11/791,087 US20080000575A1 (en) | 2004-11-19 | 2005-11-18 | Manufacturing Device and Manufacturing Method of Pneumatic Tire |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004-336449 | 2004-11-19 | ||
| JP2004336449A JP4540452B2 (ja) | 2004-11-19 | 2004-11-19 | 空気入りタイヤの製造装置及び製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006054680A1 true WO2006054680A1 (ja) | 2006-05-26 |
Family
ID=36407216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/021211 Ceased WO2006054680A1 (ja) | 2004-11-19 | 2005-11-18 | 空気入りタイヤの製造装置及び製造方法 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20080000575A1 (ja) |
| EP (1) | EP1820627A4 (ja) |
| JP (1) | JP4540452B2 (ja) |
| WO (1) | WO2006054680A1 (ja) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008284835A (ja) * | 2007-05-21 | 2008-11-27 | Bridgestone Corp | タイヤ製造装置及び製造方法 |
| WO2008155952A1 (ja) * | 2007-06-19 | 2008-12-24 | Bridgestone Corporation | タイヤ構成部材の製造装置及び同製造方法 |
| WO2010004869A1 (ja) * | 2008-07-10 | 2010-01-14 | 株式会社ブリヂストン | タイヤ補強部材の製造装置及び製造方法 |
| JP4938854B2 (ja) * | 2007-08-21 | 2012-05-23 | 東洋ゴム工業株式会社 | ベルト材の製造方法及び装置 |
| CN104385503A (zh) * | 2014-11-21 | 2015-03-04 | 桂林橡胶机械厂 | 轮胎定型硫化机机械手触胎器装置 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5028156B2 (ja) * | 2007-06-26 | 2012-09-19 | 株式会社ブリヂストン | タイヤ構成用コードの移送装置およびタイヤ構成用コードの移送方法 |
| JP5300042B2 (ja) * | 2007-11-12 | 2013-09-25 | 株式会社ブリヂストン | 線状部材の取り扱い装置 |
| CN107283886A (zh) * | 2016-04-13 | 2017-10-24 | 福建建阳龙翔科技开发有限公司 | 多扣圈快卸定位装置 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50128779A (ja) | 1974-04-01 | 1975-10-11 | ||
| JPH01110941A (ja) | 1986-04-25 | 1989-04-27 | Michelin & Cie | タイヤ補強材の製造方法及び製造装置 |
| JPH07215006A (ja) | 1994-01-21 | 1995-08-15 | Sedepro | タイヤカーカス固定法 |
| JPH11254906A (ja) | 1997-12-30 | 1999-09-21 | Pirelli Pneumatici Spa | 車両の車輪用タイヤ |
| JPH11314284A (ja) | 1997-12-30 | 1999-11-16 | Pirelli Pneumatici Spa | タイヤの製造方法 |
| US6328084B1 (en) | 1997-12-30 | 2001-12-11 | Pirelli Pneumatici S.P.A. | Vehicle tire with a particular carcass ply and/or a particular circumferentially inextensible annular structure |
| JP2004098826A (ja) | 2002-09-09 | 2004-04-02 | Bridgestone Corp | 空気入りラジアルタイヤ及びその製造方法 |
| EP1447209A2 (en) | 2003-02-11 | 2004-08-18 | The Goodyear Tire & Rubber Company | A method and an apparatus for manufacturing carcass plies for a tire |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1728957A (en) * | 1923-03-16 | 1929-09-24 | Dickinson Cord Tire Corp | Cord-tire-making machine |
| FR1114372A (fr) * | 1953-10-23 | 1956-04-11 | Continental Gummi Werke Ag | Procédé et machine pour fabrication des armatures de pneumatiques d'automobiles |
| FR2677577A1 (fr) * | 1991-06-17 | 1992-12-18 | Sedepro | Procede de fabrication d'un pneumatique, et appareils pour la mise en óoeuvre de ce procede. |
| US6457504B1 (en) * | 1998-07-31 | 2002-10-01 | Pirelli Pneumatici S.P.A. | Carcass structure for vehicle tires |
| JP4261937B2 (ja) * | 2003-02-18 | 2009-05-13 | 住友ゴム工業株式会社 | 空気入りタイヤの製造方法及びその装置 |
-
2004
- 2004-11-19 JP JP2004336449A patent/JP4540452B2/ja not_active Expired - Fee Related
-
2005
- 2005-11-18 US US11/791,087 patent/US20080000575A1/en not_active Abandoned
- 2005-11-18 WO PCT/JP2005/021211 patent/WO2006054680A1/ja not_active Ceased
- 2005-11-18 EP EP05806620A patent/EP1820627A4/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50128779A (ja) | 1974-04-01 | 1975-10-11 | ||
| JPH01110941A (ja) | 1986-04-25 | 1989-04-27 | Michelin & Cie | タイヤ補強材の製造方法及び製造装置 |
| JPH07215006A (ja) | 1994-01-21 | 1995-08-15 | Sedepro | タイヤカーカス固定法 |
| JPH11254906A (ja) | 1997-12-30 | 1999-09-21 | Pirelli Pneumatici Spa | 車両の車輪用タイヤ |
| JPH11314284A (ja) | 1997-12-30 | 1999-11-16 | Pirelli Pneumatici Spa | タイヤの製造方法 |
| US6328084B1 (en) | 1997-12-30 | 2001-12-11 | Pirelli Pneumatici S.P.A. | Vehicle tire with a particular carcass ply and/or a particular circumferentially inextensible annular structure |
| JP2004098826A (ja) | 2002-09-09 | 2004-04-02 | Bridgestone Corp | 空気入りラジアルタイヤ及びその製造方法 |
| EP1447209A2 (en) | 2003-02-11 | 2004-08-18 | The Goodyear Tire & Rubber Company | A method and an apparatus for manufacturing carcass plies for a tire |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP1820627A4 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008284835A (ja) * | 2007-05-21 | 2008-11-27 | Bridgestone Corp | タイヤ製造装置及び製造方法 |
| WO2008142939A1 (ja) * | 2007-05-21 | 2008-11-27 | Bridgestone Corporation | タイヤ製造装置及び製造方法 |
| WO2008155952A1 (ja) * | 2007-06-19 | 2008-12-24 | Bridgestone Corporation | タイヤ構成部材の製造装置及び同製造方法 |
| JP2009000823A (ja) * | 2007-06-19 | 2009-01-08 | Bridgestone Corp | タイヤ構成部材の製造装置及び同製造方法 |
| JP4938854B2 (ja) * | 2007-08-21 | 2012-05-23 | 東洋ゴム工業株式会社 | ベルト材の製造方法及び装置 |
| WO2010004869A1 (ja) * | 2008-07-10 | 2010-01-14 | 株式会社ブリヂストン | タイヤ補強部材の製造装置及び製造方法 |
| JP2010017927A (ja) * | 2008-07-10 | 2010-01-28 | Bridgestone Corp | タイヤ補強部材の製造装置及び製造方法 |
| CN104385503A (zh) * | 2014-11-21 | 2015-03-04 | 桂林橡胶机械厂 | 轮胎定型硫化机机械手触胎器装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4540452B2 (ja) | 2010-09-08 |
| EP1820627A1 (en) | 2007-08-22 |
| EP1820627A4 (en) | 2008-12-17 |
| JP2006142669A (ja) | 2006-06-08 |
| US20080000575A1 (en) | 2008-01-03 |
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