JP2006015728A5 - - Google Patents
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- JP2006015728A5 JP2006015728A5 JP2005078240A JP2005078240A JP2006015728A5 JP 2006015728 A5 JP2006015728 A5 JP 2006015728A5 JP 2005078240 A JP2005078240 A JP 2005078240A JP 2005078240 A JP2005078240 A JP 2005078240A JP 2006015728 A5 JP2006015728 A5 JP 2006015728A5
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- support
- parison
- diameter side
- fitted
- wall
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Claims (5)
前記大径側取付部の製品形状をなす第１部分と、前記小径側取付部の製品形状をなす第２部分と、これら第１部分と第２部分を連結する第３部分と、を備える筒状のパリソンを成形材料で射出成形し、
前記パリソンの冷却後、前記第１部分が支持体の下側嵌合部に同芯状に外嵌し、前記第２部分が支持体の上側嵌合部に同芯状に外嵌し、前記第３部分が前記支持体の上下中間部を同芯状に囲んだ状態になるように、前記パリソンを前記支持体に支持させて、前記第１部分と前記第２部分と前記第３部分のうち、前記第３部分だけを径方向外方側から加熱装置で設定温度に加熱し、
前記加熱が完了した後、前記パリソンを前記支持体に支持させたまま、周方向に複数に分割可能な外型で前記パリソンを覆い、ここで、前記外型が、前記支持体の下端部側の柱状の支持台部を同芯状に外嵌する嵌合型部を備え、前記支持台部の外周面には周方向に延びる凸条が全周にわたって設けられるとともに、前記嵌合型部の内周面には前記凸条が嵌り込む凹溝が設けられ、前記凸条の上下面の少なくとも一方が前記支持体の軸直角方向に対して傾斜したテーパー面状に形成されるとともに、対応する前記凹溝の上下面の少なくとも一方が同様のテーパー面状に形成されており、前記パリソンを前記外型で覆う際に、前記嵌合型部を前記支持台部に対して径方向外方側から型閉めして、前記凹溝の上下面間に前記凸条の上下面を隙間なく当接させ、
上記により前記パリソンの前記第３部分を前記外型で覆った後、前記支持体に設けた噴射口から前記第３部分の内周面に気体を噴射し、前記外型に前記第３部分を押し付けて前記蛇腹部を成形するジョイントブーツの製造方法。 A plurality of convex portions projecting from the inner peripheral portion are fitted to a concave portion of the outer case and attached to a cylindrical large-diameter side attaching portion, and a cylindrical small-diameter side attaching portion attached to the shaft is connected to these. A method of manufacturing a joint boot comprising a bellows part,
A cylinder provided with a first part forming the product shape of the large-diameter side mounting portion, a second part forming the product shape of the small-diameter side mounting portion, and a third portion connecting the first part and the second part. The parison is injection-molded with a molding material,
After cooling the parison, the first part is fitted concentrically to the lower fitting part of the support, the second part is fitted concentrically to the upper fitting part of the support, The parison is supported by the support so that the third part is concentrically surrounding the upper and lower intermediate parts of the support, and the first part, the second part, and the third part are supported . Among them, only the third part is heated to the set temperature with a heating device from the radially outer side,
After the heating is completed, the parison is covered with an outer mold that can be divided into a plurality of circumferential directions while the parison is supported by the support, where the outer mold is on the lower end side of the support The columnar support base part is provided with a fitting mold part that fits concentrically, and the outer peripheral surface of the support base part is provided with ridges extending in the circumferential direction on the entire circumference. The inner circumferential surface is provided with a concave groove into which the ridge is fitted, and at least one of the upper and lower surfaces of the ridge is formed in a tapered surface inclined with respect to the direction perpendicular to the axis of the support, and correspondingly. At least one of the upper and lower surfaces of the concave groove is formed in a similar tapered surface shape, and when the parison is covered with the outer mold, the fitting mold portion is radially outward with respect to the support base portion. The mold is closed, and the upper and lower surfaces of the ridge are not spaced between the upper and lower surfaces of the groove. To contact,
After Tsu covering the third portion of the parison in the outer mold by the said gas injected from the injection port provided on the support on the inner peripheral surface of said third portion, said third portion to said outer die The joint boot manufacturing method which shape | molds the said bellows part by pressing.
前記大径側取付部の製品形状をなす第１部分と、前記小径側取付部の製品形状をなす第２部分と、これら第１部分と第２部分を連結する第３部分と、を備える筒状のパリソンを成形材料で射出成形し、
前記パリソンの冷却後、前記第１部分が支持体の下側嵌合部に同芯状に外嵌し、前記第２部分が支持体の上側嵌合部に同芯状に外嵌し、前記第３部分が前記支持体の上下中間部に同芯状に外嵌した状態になるように、前記パリソンを前記支持体に支持させるとともに、前記第１部分の外周を取り囲む筒状の第１カバー部と、前記第２部分の外周を取り囲む筒状の第２カバー部とを備え、これらの第１カバー部と第２カバー部が連結部によって連結されて前記第３部分に相当する箇所に加熱用の開口部が設けられたカバー部材を、前記パリソンに被せて、前記第１部分と前記第２部分と前記第３部分のうち、前記第３部分だけを径方向外方側から加熱装置で設定温度に加熱し、
その後に、前記第３部分を外型で覆い、前記第３部分の内周面に気体を噴射し、前記外型に前記第３部分を押し付けて前記蛇腹部を成形するジョイントブーツの製造方法。 A plurality of convex portions projecting from the inner peripheral portion are fitted to a concave portion of the outer case and attached to a cylindrical large-diameter side attaching portion, and a cylindrical small-diameter side attaching portion attached to the shaft is connected to these. A method of manufacturing a joint boot comprising a bellows part,
A cylinder provided with a first part forming the product shape of the large-diameter side mounting portion, a second part forming the product shape of the small-diameter side mounting portion, and a third portion connecting the first part and the second part. The parison is injection-molded with a molding material,
After cooling the parison, the first part is fitted concentrically to the lower fitting part of the support, the second part is fitted concentrically to the upper fitting part of the support, A cylindrical first cover that surrounds the outer periphery of the first part while supporting the parison on the support so that the third part is in a state of being concentrically fitted to the upper and lower intermediate parts of the support. And a cylindrical second cover part surrounding the outer periphery of the second part, and the first cover part and the second cover part are connected by a connecting part and heated to a place corresponding to the third part. A cover member provided with an opening for the cover is placed on the parison, and only the third portion of the first portion, the second portion, and the third portion is heated from the radially outer side by a heating device. Heat to set temperature,
Thereafter, the third part is covered with an outer mold, gas is injected onto the inner peripheral surface of the third part, and the third part is pressed against the outer mold to form the bellows part.
前記複数の支持体に前記パリソンを順次支持させ、前記カバー部材を前記昇降機構により下降させて各パリソンに被せ、前記上側コンベアと下側コンベアを搬送駆動させるとともに、各支持体を前記回転駆動機構により回転させながら、前記ヒータで各パリソンの前記第３部分を順次加熱する請求項２記載のジョイントブーツの製造方法。 A plurality of the support bodies are arranged on the lower conveyor at intervals in the transport direction, and a rotation drive mechanism is provided between each support body and the lower conveyor to rotate the support bodies around the axis. A plurality of the cover members are supported on the upper conveyor facing the lower conveyor, and are suspended and supported at intervals in the conveying direction, and an elevating mechanism for raising and lowering the cover member between each cover member and the upper conveyor is provided, A heater is arranged on both lateral outer sides between the lower conveyor and the upper conveyor,
The parison is sequentially supported by the plurality of supports, the cover member is lowered by the elevating mechanism, and the parison is covered, and the upper conveyor and the lower conveyor are transported and driven. The manufacturing method of the joint boot of Claim 2 which heats the said 3rd part of each parison sequentially with the said heater, rotating by.
前記大径側取付部の製品形状をなす第１部分と、前記小径側取付部の製品形状をなす第２部分と、これら第１部分と第２部分を連結する第３部分と、を備える筒状のパリソンを成形材料で射出成形し、
前記パリソンの冷却後、前記第１部分と前記第２部分と前記第３部分のうち、前記第３部分だけを径方向外方側から加熱装置で設定温度に加熱し、
その後に、前記第３部分を外型で覆い、前記第３部分の内周面に気体を噴射し、前記外型に前記第３部分を押し付けて前記蛇腹部を成形するジョイントブーツの製造方法。 A plurality of convex portions projecting from the inner peripheral portion are fitted into the concave portion of the outer case and attached to the cylindrical large-diameter side attaching portion, and the cylindrical small-diameter side attaching portion attached to the shaft is connected to these. A joint boot comprising a bellows portion , wherein the convex portion has a large-diameter side mounting portion that projects inwardly in the radial direction and forms a part of the outer peripheral surface of the large-diameter side mounting portion. A circular arc-shaped outer wall portion, a radially extending central support wall connecting the inner wall portion and the outer wall portion at the center in the circumferential direction thereof, and the inner wall portion and the outer wall portion on both sides of the central support wall. A joint boot that includes left and right side support walls that are connected to each other, and the side support walls are inclined so as to approach the central support wall toward the outside ,
A cylinder provided with a first part forming the product shape of the large-diameter side mounting portion, a second part forming the product shape of the small-diameter side mounting portion, and a third portion connecting the first part and the second part. The parison is injection-molded with a molding material,
After cooling the parison, of the first part, the second part, and the third part, only the third part is heated to a set temperature with a heating device from the radially outer side,
Thereafter, the third part is covered with an outer mold, gas is injected onto the inner peripheral surface of the third part, and the third part is pressed against the outer mold to form the bellows part.
The joint boot according to claim 4 , wherein the side support wall is coupled to the inner wall portion at an intermediate position between a connection portion of the inner wall portion with the central support wall and a base portion to the outer wall portion. Manufacturing method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005078240A JP3844000B2 (en) | 2004-06-03 | 2005-03-17 | Joint boot manufacturing method |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004165698 | 2004-06-03 | ||
| PCT/JP2004/015795 WO2005118256A1 (en) | 2004-06-03 | 2004-10-25 | Joint boot producing method and heating device using this method |
| JP2005078240A JP3844000B2 (en) | 2004-06-03 | 2005-03-17 | Joint boot manufacturing method |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2006015728A JP2006015728A (en) | 2006-01-19 |
| JP2006015728A5 true JP2006015728A5 (en) | 2006-08-10 |
| JP3844000B2 JP3844000B2 (en) | 2006-11-08 |
Family
ID=35790379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005078240A Expired - Fee Related JP3844000B2 (en) | 2004-06-03 | 2005-03-17 | Joint boot manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3844000B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6013699B2 (en) * | 2010-05-29 | 2016-10-25 | 東洋科学株式会社 | Container and manufacturing method thereof |
| CN111263691B (en) | 2017-09-08 | 2022-04-01 | 日精Asb机械株式会社 | Die set |
| CN110076963B (en) * | 2019-05-30 | 2024-03-08 | 潘美祥 | Manufacturing die for cylindrical storage box |
-
2005
- 2005-03-17 JP JP2005078240A patent/JP3844000B2/en not_active Expired - Fee Related
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