WO2004101250A1 - タイヤ加硫機におけるモールド着脱装置 - Google Patents
タイヤ加硫機におけるモールド着脱装置 Download PDFInfo
- Publication number
- WO2004101250A1 WO2004101250A1 PCT/JP2004/006040 JP2004006040W WO2004101250A1 WO 2004101250 A1 WO2004101250 A1 WO 2004101250A1 JP 2004006040 W JP2004006040 W JP 2004006040W WO 2004101250 A1 WO2004101250 A1 WO 2004101250A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- mold
- plate
- top plate
- engaging
- segmental
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
-
- 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
- B29D30/0606—Vulcanising moulds not integral with vulcanising presses
- B29D30/0629—Vulcanising moulds not integral with vulcanising presses with radially movable sectors
-
- 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)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/30—Mounting, exchanging or centering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/30—Mounting, exchanging or centering
- B29C33/305—Mounting of moulds or mould support plates
-
- 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
- B29D30/065—Tyre-vulcanising presses with two or more moulds, e.g. stacked upon each other
- B29D2030/0653—Exchanging moulds in the presses
Definitions
- the present invention relates to a mold attaching / detaching device in a tire vulcanizer.
- the mainstream of tire vulcanizer molds has shifted from two-piece molds, which are divided into upper and lower parts, to segmental molds as tires become wider.
- This segmental mold has an upper container plate, a lower container plate, and segments that are divided into a plurality of portions and expand and contract in the radial direction.
- a telescopic device for expanding and contracting the segment is provided on the top plate of the tire vulcanizer, and the segment is expanded and contracted by the telescopic operation of the telescopic device and the internal structure of the segmental mold.
- an engaging / disengaging means is provided between the expansion device and the upper container plate of the segmental mold. ing.
- the engagement / disengagement means using the bayonet mechanism has a bayonet lock provided on the upper container plate and a bayonet claw provided on the extension device, and is configured to engage and disengage the bayonet claw with the bayonet lock.
- the function of the telescopic device is to expand and contract the segment of the segmental mold by its telescopic operation. It is necessary to assemble the rotating mechanism of the above with the telescopic device.
- the configuration in which the rotating mechanism is assembled to the telescopic device has a problem that the structure becomes more complicated and the rotating operation is required for engaging and disengaging, so that the engaging and disengaging operation is also complicated.
- the present invention has been made to solve the above-mentioned conventional problems, and the engaging and disengaging means is engaged by utilizing the relative movement of a top plate and a bottom plate of a tire vulcanizer in a horizontal direction. It is an object of the present invention to provide a mold attaching / detaching device in a tire vulcanizer that is configured to be detachable, thereby simplifying the structure and operation of the engaging / disengaging means, and being inexpensive. Disclosure of the invention
- a mold attaching / detaching device (claim 1) in a tire vulcanizer of the present invention comprises:
- a top plate and a pottom plate that move relatively in the horizontal direction and move vertically in the vulcanization position
- a telescopic device attached to the top plate, for expanding and contracting the segment of the segmental mold
- the disengaging means engages in a state where the center of the top plate and the center of the bottom plate are aligned at the vulcanization position by the relative movement of the top plate and the potom plate in the horizontal direction, and the top plate or the bottom plate is vulcanized. It is configured so that it is separated from the position at the offset position shifted in the horizontal direction.
- the mold removing device in the tire vulcanizer of the present invention (claim 2) is the mold removing device in the tire vulcanizer according to claim 1, wherein the engaging and disengaging means is a locking piece provided on a telescopic device. And a receiving piece provided on the upper mold of the segmental mold. In the vulcanization position, the locking piece moves horizontally below the receiving piece and engages, and in the offset position, the locking piece is below the receiving piece. It is configured to move horizontally and to be separated from.
- FIG. 1 is a schematic sectional view showing an embodiment of a mold attaching / detaching apparatus in a tire vulcanizer.
- FIG. 2 is a sectional view taken along line AA of FIG.
- FIG. 3 is an explanatory view of the operation of the engaging / disengaging means provided in the mold attaching / detaching device.
- FIG. 4 is an explanatory view of the operation of the engaging and disengaging means provided in the mold attaching / detaching device.
- FIG. 5 is an explanatory view of the operation of the engaging / disengaging means provided in the mold attaching / detaching device.
- FIG. 6 is an explanatory view of the operation of the engaging / disengaging means provided in the mold attaching / detaching device.
- Fig. 1 is a schematic sectional view showing an embodiment of a mold attaching / detaching device in a tire vulcanizer
- Fig. 2 is a sectional view taken along line A-A of Fig. 1, and Figs. FIG.
- 1 is a top plate
- 2 is a bottom plate
- the top plate 1 and the bottom plate 2 are supported so as to relatively move in the horizontal direction and also to relatively move in the vulcanization position M in the vertical direction. I have.
- the top plate 1 is attached to a main body cylinder (not shown), and at a vulcanization position M, an ascending position X (position in FIG. 3) separated from the segmental mold 3 and a segmental mold 3
- the vertical position is raised and lowered between the open position Y (position in FIGS. 4 and 5) to open the position and the closed position Z (position in FIG. 6) to close the segmental mold 3.
- the bottom plate 2 is mounted on a trolley (not shown), and the vulcanization position M (the position in FIGS. 5 and 6) and the position immediately before the vulcanization position M are set with the segmental mold 3 placed thereon.
- the vulcanization position M and the offset position N positions in Figs. 3 and 4
- a mold exchange position (not shown). Move sideways.
- An upper platen 11 is attached to the lower surface of the top plate 1 via an upper heat insulating plate 10, and a lower platen 21 is attached to the upper surface of the bottom plate 2 via a lower heat insulating plate 20.
- the bottom plate 2 incorporates a donut plate-shaped pressure cylinder 22.
- the segmental mold 3 includes an upper container plate 30 having an upper sidewall mold (not shown) attached to a lower surface thereof, and a lower container plate 31 having a lower sidewall mold (not shown) attached to an upper surface thereof.
- a tread mold (not shown) is attached to the inner surface and divided into multiple It has a segment 32 that expands and contracts.
- a container ring 33 having a tapered inner surface is fixed to the outer periphery of the upper container plate 30, and the segment 32 slides with respect to the container ring 33 and the upper container plate 30. It is supported by the upper container plate 30 so as to be mounted.
- the segment 32 is expanded and contracted by a telescopic device 4 attached to the top plate 1.
- a hydraulic cylinder hydraulic cylinder
- segment 32 opens and closes.
- engaging and disengaging means is provided between the telescopic device 4 and the upper container plate 30. Have been.
- the engaging / disengaging means includes a locking piece 50 formed to protrude outward from the end of the cylinder rod 40 of the telescopic device 4, and a receiving block 60 attached to the upper surface of the upper container plate 30. And the receiving piece 61 formed on the base.
- the receiving block 60 is formed with a long hole 62 long in the moving direction of the potato plate 2, and a receiving piece 61 is formed at an upper edge on one end side of the long hole 62 so as to protrude in an inward semicircular arc shape.
- the locking piece 50 is formed so as to engage with the receiving piece 61 at the vulcanizing position M and to be separated at the offset position N.
- the top plate 1 is in the ascending position X as shown in Fig. 3.
- the bottom plate 2 on which the segmental mold 3 is placed Is the mold replacement position To the offset position N.
- the top plate 1 descends to the open position Y together with the hydraulic cylinder which is the telescopic device 4, and at this time, the distal end of the cylinder rod 40 has a long hole in the receiving block 60. 6 Inserted into 2. In this state, the locking piece 50 as the engaging and disengaging means and the receiving piece 61 are not engaged.
- the bottom plate 2 moves from the offset position N to the vulcanization position M, and the center of the top plate 1 and the center of the potom plate 2 coincide at the vulcanization position M.
- the locking piece 50 moves horizontally below the receiving piece 61 in the elongated hole 62 and engages.
- the top plate 1 connected to the upper container plate 30 descends from the open position Y to the closed position Z at the vulcanization position M, and the top plate 1 and the potom plate 2 are vulcanized.
- the segmental mold 3 is A bladder (not shown) that expands and contracts by supplying and discharging the heating fluid is provided inside, and the bladder expanded by the supply of the heating fluid is pressed against the inner surface of the raw tire set inside the segmental mold 3, and The vulcanization molding is performed by heating with the lower platen 11 and the lower platen 21.
- the top plate 1 When the tire is taken in and out of the segmental mold 3, the top plate 1 is moved between the open position Y and the closed position Z while the locking piece 50 and the receiving piece 61, which are the engaging and disengaging means, are engaged.
- the telescopic device 4 By moving the telescopic device 4 up and down, and by expanding and contracting the segment 32, the segmental mold 3 is opened and closed.
- the top plate and the bottom plate need only be able to move relative to each other in the horizontal direction and at the vulcanization position in the vertical direction.
- the top plate and the bottom plate are moved horizontally. May be raised and lowered.
- a hydraulic cylinder or an electric cylinder is usually used as the telescopic device.
- the present invention is not limited to such a cylinder, and any telescopic device can be used as the telescopic device.
- the engaging means is not limited to the locking piece and the receiving piece as in the embodiment, but the top plate and the pottom plate are engaged in the same position at the vulcanization position, and the top plate or the bottom plate is pressed. What is necessary is just to be formed so that it may be separated at the offset position shifted from the sulfuration position in the horizontal direction.
- the engagement / disengagement is performed by using the relative movement of the top plate and the bottom plate of the tire vulcanizer in the horizontal direction. Since the engaging means is configured, unlike the disengagement means using the conventional bayonet mechanism, the rotating mechanism is Therefore, the structure and operation of the engaging / disengaging means can be simplified and the structure can be reduced in cost.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04729544A EP1637304B1 (en) | 2003-04-25 | 2004-04-26 | Mold-attaching/detaching device in tire-vulcanizing machine |
DE602004018314T DE602004018314D1 (de) | 2003-04-25 | 2004-04-26 | Formbefestigungs-/-trennvorrichtung in reifenvulkanisiermaschine |
US10/554,465 US7371060B2 (en) | 2003-04-25 | 2004-04-26 | Mold-attaching/detaching device in tire-vulcanizing machine |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003/121408 | 2003-04-25 | ||
JP2003121408A JP4291612B2 (ja) | 2003-04-25 | 2003-04-25 | タイヤ加硫機におけるモールド着脱装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004101250A1 true WO2004101250A1 (ja) | 2004-11-25 |
Family
ID=33447087
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/006040 WO2004101250A1 (ja) | 2003-04-25 | 2004-04-26 | タイヤ加硫機におけるモールド着脱装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7371060B2 (ja) |
EP (1) | EP1637304B1 (ja) |
JP (1) | JP4291612B2 (ja) |
KR (1) | KR100674346B1 (ja) |
CN (1) | CN100496935C (ja) |
DE (1) | DE602004018314D1 (ja) |
WO (1) | WO2004101250A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
PT2254738E (pt) | 2008-03-04 | 2012-02-14 | Harburg Freudenberger Maschb Gmbh | Processo e dispositivo para a fixação de moldes |
FR2951401B1 (fr) * | 2009-10-20 | 2016-12-30 | Soc De Tech Michelin | Presse de vulcanisation |
FR2966075B1 (fr) * | 2010-10-19 | 2012-12-14 | Michelin Soc Tech | Dispositif de vulcanisation d'un pneumatique comportant une enceinte de reprise interne |
KR101329215B1 (ko) * | 2011-12-16 | 2013-11-14 | 한국타이어 주식회사 | 타이어 가류 컨테이너 |
JP5705762B2 (ja) | 2012-02-03 | 2015-04-22 | 三菱重工マシナリーテクノロジー株式会社 | タイヤ加硫機、および、タイヤ加硫設備 |
US9346228B2 (en) * | 2014-07-09 | 2016-05-24 | Mcneil & Nrm, Inc. | Segmented mold operator |
CN105563713B (zh) * | 2016-02-26 | 2017-12-19 | 浙江荣升机械有限公司 | 一种用于轮胎硫化机的上模托板导向装置 |
US20190358861A1 (en) * | 2016-12-12 | 2019-11-28 | Ichimaru-Giken Co., Ltd. | Insulating plate, insulating structure for tire vulcanizers, and method of vulcanizing green tires |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56118019U (ja) * | 1980-02-09 | 1981-09-09 | ||
JPH01178919U (ja) * | 1988-06-09 | 1989-12-21 | ||
JPH0381715U (ja) * | 1989-12-08 | 1991-08-21 | ||
JPH0629815U (ja) * | 1992-09-25 | 1994-04-19 | 株式会社神戸製鋼所 | タイヤ加硫機のモールドクランプ装置 |
JP2000000825A (ja) * | 1998-04-17 | 2000-01-07 | Bridgestone Corp | タイヤ加硫装置およびその金型交換方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1176523B (it) * | 1984-08-01 | 1987-08-18 | Pirelli | Perfezionamenti nelle presse per la vulcanizzazione |
JPH0847928A (ja) * | 1994-06-03 | 1996-02-20 | Mitsubishi Heavy Ind Ltd | タイヤ加硫用割金型装置 |
EP0712704A3 (en) * | 1994-11-16 | 1996-11-13 | Mitsubishi Heavy Ind Ltd | Tire vulcanization mold assembly |
US6292993B1 (en) * | 1998-04-17 | 2001-09-25 | Bridgestone Corporation | Vulcanizing machine with segmented mold |
-
2003
- 2003-04-25 JP JP2003121408A patent/JP4291612B2/ja not_active Expired - Fee Related
-
2004
- 2004-04-26 CN CNB2004800104749A patent/CN100496935C/zh not_active Expired - Fee Related
- 2004-04-26 US US10/554,465 patent/US7371060B2/en active Active
- 2004-04-26 EP EP04729544A patent/EP1637304B1/en not_active Expired - Lifetime
- 2004-04-26 DE DE602004018314T patent/DE602004018314D1/de not_active Expired - Fee Related
- 2004-04-26 WO PCT/JP2004/006040 patent/WO2004101250A1/ja active Search and Examination
- 2004-04-26 KR KR1020057019686A patent/KR100674346B1/ko active IP Right Grant
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56118019U (ja) * | 1980-02-09 | 1981-09-09 | ||
JPH01178919U (ja) * | 1988-06-09 | 1989-12-21 | ||
JPH0381715U (ja) * | 1989-12-08 | 1991-08-21 | ||
JPH0629815U (ja) * | 1992-09-25 | 1994-04-19 | 株式会社神戸製鋼所 | タイヤ加硫機のモールドクランプ装置 |
JP2000000825A (ja) * | 1998-04-17 | 2000-01-07 | Bridgestone Corp | タイヤ加硫装置およびその金型交換方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1637304A4 * |
Also Published As
Publication number | Publication date |
---|---|
DE602004018314D1 (de) | 2009-01-22 |
EP1637304B1 (en) | 2008-12-10 |
CN100496935C (zh) | 2009-06-10 |
JP2004345086A (ja) | 2004-12-09 |
US7371060B2 (en) | 2008-05-13 |
US20070009624A1 (en) | 2007-01-11 |
KR20060003018A (ko) | 2006-01-09 |
EP1637304A4 (en) | 2007-05-30 |
JP4291612B2 (ja) | 2009-07-08 |
KR100674346B1 (ko) | 2007-01-24 |
EP1637304A1 (en) | 2006-03-22 |
CN1832837A (zh) | 2006-09-13 |
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