BR9802590A - Unidades de posicionamento de mandril e de carro de contraste - Google Patents
Unidades de posicionamento de mandril e de carro de contrasteInfo
- Publication number
- BR9802590A BR9802590A BR9802590-2A BR9802590A BR9802590A BR 9802590 A BR9802590 A BR 9802590A BR 9802590 A BR9802590 A BR 9802590A BR 9802590 A BR9802590 A BR 9802590A
- Authority
- BR
- Brazil
- Prior art keywords
- mandrel
- chuck
- contrast
- positioning units
- bending
- Prior art date
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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
-
- 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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
"UNIDADES DE POSICIONAMENTO DE MANDRIL E DE CARRO DE CONTRASTE". Uma unidade espaçadora de mandril particularmente para máquinas de curvar tubos e similares, compreende um mandril (1) para fixar uma parte a ser usinada contra um cunho (6) de uma cabeça de curvar de uma máquina de curvar tubos, o cunho (6) sendo suportado sobre um braço de curvar (3) da cabeça de curvar, e um acionamento cinemático (10, 12) adaptado para mover o mandril (1) para a posição de fixação, a unidade compreendendo ainda um espaçador (7) para o mandril (1), o qual é intercambiável de acordo com a seção transversal da parte a ser usinada e é acionado pelo acionamento cinemático por um curso constante.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT97MI001786 IT1293792B1 (it) | 1997-07-25 | 1997-07-25 | Gruppo di posizionamento di morsa serrapezzo e di carro di contrasto, particolarmente, per macchine curvatubi |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9802590A true BR9802590A (pt) | 2000-12-19 |
Family
ID=11377639
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9802590-2A BR9802590A (pt) | 1997-07-25 | 1998-06-23 | Unidades de posicionamento de mandril e de carro de contraste |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0899032A1 (pt) |
BR (1) | BR9802590A (pt) |
IT (1) | IT1293792B1 (pt) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104399790A (zh) * | 2014-11-26 | 2015-03-11 | 成都群侠科技有限公司 | 一种半自动厚壁弯管装置 |
CN105583266B (zh) * | 2016-01-14 | 2018-02-16 | 张家港市台和机械制造有限公司 | 弯管机中的弯管角度控制装置 |
CN105499343B (zh) * | 2016-01-14 | 2017-12-08 | 张家港市台和机械制造有限公司 | 弯管机中的弯管装置 |
CN113857313A (zh) * | 2021-08-03 | 2021-12-31 | 重庆数码模车身模具有限公司 | 一种汽车下横梁零件模内气动抽蕊退料及成型方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2810422A (en) * | 1954-04-07 | 1957-10-22 | Pines Engineering Co Inc | Tube bending machine with mechanism for control of wall thickness actuated by the rotatable bending die in accordance with its speed of rotation |
FR1538262A (fr) * | 1967-09-29 | 1968-08-30 | Hilgers Masch & App Bauanstalt | Dispositif presseur servant à pousser la portion de tube non cintrée dans une cintreuse à tubes |
US4870849A (en) * | 1987-09-25 | 1989-10-03 | Eaton Leonard Technologies, Inc. | Method for tube bending with controlled clamp die arrangement |
GB2293784B (en) * | 1994-10-05 | 1997-07-02 | Eurobend Ltd | Bending apparatus |
-
1997
- 1997-07-25 IT IT97MI001786 patent/IT1293792B1/it active IP Right Grant
-
1998
- 1998-06-23 BR BR9802590-2A patent/BR9802590A/pt not_active Application Discontinuation
- 1998-07-01 EP EP98112158A patent/EP0899032A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP0899032A1 (en) | 1999-03-03 |
IT1293792B1 (it) | 1999-03-10 |
ITMI971786A1 (it) | 1999-01-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FA10 | Dismissal: dismissal - article 33 of industrial property law |