CS64392A3 - Process for producing a bend and apparatus for making the same - Google Patents
Process for producing a bend and apparatus for making the same Download PDFInfo
- Publication number
- CS64392A3 CS64392A3 CS92643A CS64392A CS64392A3 CS 64392 A3 CS64392 A3 CS 64392A3 CS 92643 A CS92643 A CS 92643A CS 64392 A CS64392 A CS 64392A CS 64392 A3 CS64392 A3 CS 64392A3
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- tubular piece
- hydraulic
- guide
- reciprocating
- forming
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 21
- 230000008569 process Effects 0.000 title claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 45
- 238000000465 moulding Methods 0.000 claims description 16
- 239000000725 suspension Substances 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 4
- 230000000750 progressive effect Effects 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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
- B21D9/00—Bending tubes using mandrels or the like
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
-
- 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
- B21D9/00—Bending tubes using mandrels or the like
- B21D9/08—Bending tubes using mandrels or the like in press brakes or between rams and anvils or abutments; Pliers with forming dies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Metal Extraction Processes (AREA)
- Automatic Assembly (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4106886 | 1991-03-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS64392A3 true CS64392A3 (en) | 1992-09-16 |
Family
ID=6426452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS92643A CS64392A3 (en) | 1991-03-05 | 1992-03-04 | Process for producing a bend and apparatus for making the same |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US5257524A (ja) |
| EP (1) | EP0502817A1 (ja) |
| JP (1) | JPH0576946A (ja) |
| KR (1) | KR920017736A (ja) |
| CN (1) | CN1064631A (ja) |
| AU (1) | AU1140592A (ja) |
| BR (1) | BR9200739A (ja) |
| CA (1) | CA2061711A1 (ja) |
| CS (1) | CS64392A3 (ja) |
| FI (1) | FI920961A7 (ja) |
| MX (1) | MX9200951A (ja) |
| NO (1) | NO920861L (ja) |
| ZA (1) | ZA921364B (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5724849A (en) * | 1996-10-31 | 1998-03-10 | Tanneco Automotive Inc. | Process for forming a tube for use in a sound attenuating muffler |
| CN101934313A (zh) * | 2010-09-09 | 2011-01-05 | 吉林麦达斯铝业有限公司 | 轨道列车用大型铝型材数控拉伸弯曲成型机 |
| CN109967583B (zh) * | 2019-04-05 | 2024-02-20 | 宁波世辰汽车部件有限公司 | 小弯头成型专机 |
| TWI850058B (zh) * | 2023-08-08 | 2024-07-21 | 和和機械股份有限公司 | 管件上料裝置及其控制方法 |
| CN120421384B (zh) * | 2025-07-07 | 2026-01-23 | 成都工业职业技术学院 | 一种钢结构加工用弯折装置 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1010733A (en) * | 1906-01-18 | 1911-12-05 | Adolph Dieckmann | Mechanism for forming sheet-metal elbows. |
| US3017915A (en) * | 1956-04-30 | 1962-01-23 | Bethlehem Steel Corp | Beam bending machine |
| FR1356948A (fr) * | 1962-12-12 | 1964-04-03 | Lorraine Escaut Sa | Tubes notamment pour la réalisation de charpentes tubulaires |
| US4178790A (en) * | 1978-05-22 | 1979-12-18 | Ex-Cell-O Corporation | Roll-through cold forming apparatus |
| DE2943960C2 (de) * | 1979-10-31 | 1985-03-21 | Christian Zürich Ragettli | Einrichtung zum Herstellen eines Rohrbogens |
| US4798076A (en) * | 1988-02-26 | 1989-01-17 | Benteler Industries, Inc. | Nipple forming apparatus |
-
1992
- 1992-02-18 EP EP92810109A patent/EP0502817A1/de not_active Withdrawn
- 1992-02-24 CA CA002061711A patent/CA2061711A1/en not_active Abandoned
- 1992-02-25 ZA ZA921364A patent/ZA921364B/xx unknown
- 1992-02-28 US US07/843,579 patent/US5257524A/en not_active Expired - Fee Related
- 1992-03-04 CS CS92643A patent/CS64392A3/cs unknown
- 1992-03-04 NO NO92920861A patent/NO920861L/no unknown
- 1992-03-04 BR BR929200739A patent/BR9200739A/pt not_active Application Discontinuation
- 1992-03-04 MX MX9200951A patent/MX9200951A/es unknown
- 1992-03-04 KR KR1019920003550A patent/KR920017736A/ko not_active Withdrawn
- 1992-03-04 CN CN92101511A patent/CN1064631A/zh active Pending
- 1992-03-04 AU AU11405/92A patent/AU1140592A/en not_active Abandoned
- 1992-03-04 FI FI920961A patent/FI920961A7/fi not_active Application Discontinuation
- 1992-03-05 JP JP4048847A patent/JPH0576946A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US5257524A (en) | 1993-11-02 |
| CN1064631A (zh) | 1992-09-23 |
| EP0502817A1 (de) | 1992-09-09 |
| CA2061711A1 (en) | 1992-09-06 |
| NO920861D0 (no) | 1992-03-04 |
| NO920861L (no) | 1992-09-07 |
| KR920017736A (ko) | 1992-10-21 |
| AU1140592A (en) | 1992-09-10 |
| FI920961A7 (fi) | 1992-09-06 |
| ZA921364B (en) | 1992-11-25 |
| JPH0576946A (ja) | 1993-03-30 |
| MX9200951A (es) | 1992-09-01 |
| FI920961A0 (fi) | 1992-03-04 |
| BR9200739A (pt) | 1992-11-10 |
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