FR2361169A1 - Procede et dispositif de faconnage de fonds de recipients bombes - Google Patents
Procede et dispositif de faconnage de fonds de recipients bombesInfo
- Publication number
- FR2361169A1 FR2361169A1 FR7724482A FR7724482A FR2361169A1 FR 2361169 A1 FR2361169 A1 FR 2361169A1 FR 7724482 A FR7724482 A FR 7724482A FR 7724482 A FR7724482 A FR 7724482A FR 2361169 A1 FR2361169 A1 FR 2361169A1
- Authority
- FR
- France
- Prior art keywords
- sheet
- forming machine
- support
- pressure rollers
- curved path
- 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
- B21D22/18—Spinning using tools guided to produce the required profile
- B21D22/185—Spinning using tools guided to produce the required profile making domed objects
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
Procédé de fabrication de fonds de récipients bombés, caractérisé par les opérations suivantes : disposant d'une feuille d'ébauche avec laquelle un fond de récipient bombé doit être fabriqué, monter cette feuille de façon qu'elle puisse tourner autour d'un axe transversal, prévoir que l'axe de rotation soit déplaçable, faire tourner la feuille autour de l'axe de rotation, déplacer la feuille de façon que l'axe de rotation soit déplacé, et déformer la feuille pour lui donner une forme bombée pendant qu'elle tourne autour de l'axe de rotation.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA00764762A ZA764762B (en) | 1976-08-09 | 1976-08-09 | Manufacture of dished vessel ends |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2361169A1 true FR2361169A1 (fr) | 1978-03-10 |
FR2361169B3 FR2361169B3 (fr) | 1980-07-11 |
Family
ID=25570602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7724482A Granted FR2361169A1 (fr) | 1976-08-09 | 1977-08-09 | Procede et dispositif de faconnage de fonds de recipients bombes |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5330671A (fr) |
BE (1) | BE857599A (fr) |
DE (2) | DE7724624U1 (fr) |
FR (1) | FR2361169A1 (fr) |
ZA (1) | ZA764762B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5434567A (en) * | 1977-08-24 | 1979-03-14 | Mitsubishi Heavy Ind Ltd | Method of treating exhaust gas from crematory |
US4543113A (en) * | 1984-08-10 | 1985-09-24 | Minnesota Mining And Manufacturing Company | Uniform minimum-permeability woven fabric, filter, and process therefor |
CN102259142A (zh) * | 2010-05-26 | 2011-11-30 | 陈万忠 | 一种生产大型、超厚封头的方法及设备 |
CN104550395A (zh) * | 2015-01-09 | 2015-04-29 | 浙江章达轻工机械厂 | 封头旋边机以及采用封头旋边机旋压封头的方法 |
JP6896224B2 (ja) * | 2017-05-24 | 2021-06-30 | 日産自動車株式会社 | 逐次成形方法及び逐次成形装置 |
-
1976
- 1976-08-09 ZA ZA00764762A patent/ZA764762B/xx unknown
-
1977
- 1977-08-08 DE DE19777724624U patent/DE7724624U1/de not_active Expired
- 1977-08-08 DE DE19772735662 patent/DE2735662A1/de active Pending
- 1977-08-09 JP JP9471277A patent/JPS5330671A/ja active Pending
- 1977-08-09 FR FR7724482A patent/FR2361169A1/fr active Granted
- 1977-08-09 BE BE180004A patent/BE857599A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
ZA764762B (en) | 1978-01-25 |
DE2735662A1 (de) | 1978-02-16 |
FR2361169B3 (fr) | 1980-07-11 |
BE857599A (fr) | 1978-02-09 |
DE7724624U1 (de) | 1978-06-08 |
JPS5330671A (en) | 1978-03-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |