JPS61119336A - Rotary forming device for cylindrical body - Google Patents
Rotary forming device for cylindrical bodyInfo
- Publication number
- JPS61119336A JPS61119336A JP59241450A JP24145084A JPS61119336A JP S61119336 A JPS61119336 A JP S61119336A JP 59241450 A JP59241450 A JP 59241450A JP 24145084 A JP24145084 A JP 24145084A JP S61119336 A JPS61119336 A JP S61119336A
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical body
- spatula
- forming
- hole
- molding
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/14—Spinning
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は、円筒体または成形用へらを回転させてこの
円筒体の端部を成形する、円筒体用回転成形装置に関す
る。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a rotational molding apparatus for a cylindrical body, which rotates a cylindrical body or a shaping spatula to shape the end of the cylindrical body.
円筒体の回転成形を成形用へらを用いて連続的に行うと
、円筒体の成形表面が荒れることがある。When rotary molding of a cylindrical body is continuously performed using a molding spatula, the molding surface of the cylindrical body may become rough.
発明者はこの原因を鋭意研究した。The inventor conducted extensive research into the cause of this.
そして、円筒体の回転成形を連続的に行うと、成形用へ
らの表面に円筒体の溶解物が点状に固着し、この溶解物
が円筒体の成形表面に当接して成形表面が荒れることに
気が付いた。When rotary molding of a cylindrical body is performed continuously, the melted material of the cylindrical body sticks to the surface of the molding spatula in dots, and this melted material comes into contact with the molding surface of the cylindrical body, causing the molding surface to become rough. I noticed that.
発明者はかかる発見事項に基づいて、この発明を完成し
た。The inventor completed this invention based on such discoveries.
この発明の目的は、円筒体を回転成形する際に成形表面
が荒れないようにした円筒体用回転成形装置に関する。An object of the present invention is to relate to a rotation molding apparatus for a cylindrical body that prevents the molding surface from becoming rough when rotomolding the cylindrical body.
そして、この目的は、円筒体と成形用へらとを備え、前
記円筒体又は前記成形用へらを回転させると共に前記円
筒体に前記成形用へらを接触させることにより前記円筒
体の端部を成形する円筒体用回転成形装置において、前
記成形用へらに冷却手段を設けることにより達成された
。The purpose is to include a cylindrical body and a shaping spatula, and to shape the end portion of the cylindrical body by rotating the cylindrical body or the shaping spatula and bringing the shaping spatula into contact with the cylindrical body. This was achieved by providing a cooling means to the molding spatula in a rotary molding apparatus for cylindrical bodies.
以下、第１図および第２図に基づいてこの発明の詳細な
説明する。Hereinafter, the present invention will be explained in detail based on FIGS. 1 and 2.
図において、１１は円筒体用回転成形装置、１３はワー
クに相当する円筒体、１５は成形用へらである。In the figure, 11 is a rotary molding device for cylindrical bodies, 13 is a cylindrical body corresponding to a workpiece, and 15 is a molding spatula.
円筒体１３は軸芯を中心として適宜回転手段（図示せず
）により回転される。又、成形用へら１５は適宜手段（
図示せず）によって円筒体１３の端部に当接され、かか
る端部を回転成形する。The cylindrical body 13 is rotated about the axis by an appropriate rotation means (not shown). In addition, the forming spatula 15 can be used with appropriate means (
(not shown) abuts against the end of the cylindrical body 13, and rotomolds the end.
次に、第２図に基づいて、前記成形用へら１５を詳述す
る。Next, the forming spatula 15 will be described in detail based on FIG.
図において、１７はＶ状の貫通孔であり、成形用へら１
５に穿たれている。この貫通孔１７には冷却ガス、冷却
水等の冷却媒体が通過する。１９および２１は取りつけ
具であり、貫通孔１７の開口２３．２５に螺着されてい
る。この取りつけ具１９．２１は、ゴム製の導管２７．
２９を貫通孔１７につなぐためのものである。なお、前
記貫通孔１７およびこの貫通孔１７を通過する冷却媒体
はこの発明における冷却手段に相当する。In the figure, 17 is a V-shaped through hole, and the forming spatula 1
5 is worn. A cooling medium such as cooling gas or cooling water passes through the through hole 17 . Reference numerals 19 and 21 are attachments, which are screwed into the openings 23 and 25 of the through hole 17. This fitting 19.21 is fitted with a rubber conduit 27.21.
29 to the through hole 17. Note that the through hole 17 and the cooling medium passing through the through hole 17 correspond to cooling means in the present invention.
また、成形用へら１５において、３１は湾曲状の成形部
、３３はならい成形および溶断に使用される突出部であ
る。Further, in the forming spatula 15, 31 is a curved forming part, and 33 is a protruding part used for profile forming and fusing.
（発明の効果〕
この発明に係る円筒体用回転成形装置は、円筒体と成形
用へらとを備え、前記円筒体又は前記成形用へらを回転
させると共に前記円筒体に前記成形用へらを接触させる
ことにより前記円筒体の端部を成形する円筒体用回転成
形装置において、前記成形用へらに冷却手段が設けられ
ている。(Effects of the Invention) The rotational molding device for cylindrical bodies according to the present invention includes a cylindrical body and a shaping spatula, and rotates the cylindrical body or the shaping spatula and brings the shaping spatula into contact with the cylindrical body. In the rotary molding apparatus for cylindrical bodies for shaping the ends of the cylindrical bodies, the shaping spatula is provided with cooling means.
よって、円筒体の回転成形を連続的に行っても、成形用
へらば加熱することがないため、成形用へらに円筒体の
溶解物が固着せず、この結果、円筒体の成形表面が荒れ
ることはない。Therefore, even if the cylindrical body is rotationally molded continuously, the molding spatula is not heated, so the melted material of the cylindrical body does not stick to the molding spatula, and as a result, the molding surface of the cylindrical body becomes rough. Never.
なお、冷却手段として、成形用へらに貫通孔を設け、こ
の貫通孔に冷却媒体を通過させれば、極めて容易に成形
用へらを冷却できる。Note that, as a cooling means, if a through hole is provided in the molding spatula and a cooling medium is passed through the through hole, the molding spatula can be cooled very easily.
第１図はこの発明に係る円筒体用回転成形装置の実施例
の正面図、第２図は第１図における■部拡大断面図であ
る。
１１ ・・・ 円筒体用回転成形装置１３ ・・・
円筒体
１５ ・・・ 成形用へら
１７ ・・・ 冷却手段（貫通孔）
特 許 出 願 人 旭可鍛鉄株式会社代理人 弁
理士 野 末 祐 司 嘩
第１図FIG. 1 is a front view of an embodiment of the rotary molding apparatus for cylindrical bodies according to the present invention, and FIG. 2 is an enlarged sectional view of the section ``■'' in FIG. 11... Rotational molding device for cylindrical body 13...
Cylindrical body 15 ... Forming spatula 17 ... Cooling means (through hole) Patent applicant Asahi Malleable Iron Co., Ltd. Agent Patent attorney Yuji Nosue Figure 1
Claims (2)
記成形用へらを回転させると共に前記円筒体に前記成形
用へらを接触させることにより前記円筒体の端部を成形
する円筒体用回転成形装置において、前記成形用へらに
冷却手段を設けたことを特徴とする円筒体用回転成形装
置。(1) For a cylindrical body comprising a cylindrical body and a forming spatula, and forming an end portion of the cylindrical body by rotating the cylindrical body or the forming spatula and bringing the forming spatula into contact with the cylindrical body. A rotational molding apparatus for a cylindrical body, characterized in that the molding spatula is provided with a cooling means.
、この貫通孔に冷却媒体を通過させることを特徴とする
特許請求の範囲第１項記載の円筒体用回転成形装置。(2) The rotary molding apparatus for cylindrical bodies according to claim 1, wherein the cooling means is provided with a through hole in the molding spatula, and a cooling medium is passed through the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59241450A JPS61119336A (en) | 1984-11-15 | 1984-11-15 | Rotary forming device for cylindrical body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59241450A JPS61119336A (en) | 1984-11-15 | 1984-11-15 | Rotary forming device for cylindrical body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61119336A true JPS61119336A (en) | 1986-06-06 |
| JPH0513016B2 JPH0513016B2 (en) | 1993-02-19 |
Family
ID=17074484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59241450A Granted JPS61119336A (en) | 1984-11-15 | 1984-11-15 | Rotary forming device for cylindrical body |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61119336A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003334626A (en) * | 2002-05-17 | 2003-11-25 | Jfe Steel Kk | Method and apparatus for rotary molding of metal tube |
| JP2009269052A (en) * | 2008-05-07 | 2009-11-19 | Kobe Steel Ltd | Method for manufacturing narrow-mouthed shell |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4941U (en) * | 1972-04-07 | 1974-01-05 | ||
| JPS4945124U (en) * | 1972-07-22 | 1974-04-20 | ||
| JPS5260270A (en) * | 1975-11-12 | 1977-05-18 | Chiyouken Kougiyou Kk | Metal drawing machine |
| JPS5622305A (en) * | 1979-08-01 | 1981-03-02 | Chisso Corp | Monomer removal from vinyl chloride resin slurry by steaming and apparatus therefor |
-
1984
- 1984-11-15 JP JP59241450A patent/JPS61119336A/en active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4941U (en) * | 1972-04-07 | 1974-01-05 | ||
| JPS4945124U (en) * | 1972-07-22 | 1974-04-20 | ||
| JPS5260270A (en) * | 1975-11-12 | 1977-05-18 | Chiyouken Kougiyou Kk | Metal drawing machine |
| JPS5622305A (en) * | 1979-08-01 | 1981-03-02 | Chisso Corp | Monomer removal from vinyl chloride resin slurry by steaming and apparatus therefor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003334626A (en) * | 2002-05-17 | 2003-11-25 | Jfe Steel Kk | Method and apparatus for rotary molding of metal tube |
| JP2009269052A (en) * | 2008-05-07 | 2009-11-19 | Kobe Steel Ltd | Method for manufacturing narrow-mouthed shell |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0513016B2 (en) | 1993-02-19 |
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