GB1055201A - Improvements relating to piercing and drawing - Google Patents
Improvements relating to piercing and drawingInfo
- Publication number
- GB1055201A GB1055201A GB306963A GB306963A GB1055201A GB 1055201 A GB1055201 A GB 1055201A GB 306963 A GB306963 A GB 306963A GB 306963 A GB306963 A GB 306963A GB 1055201 A GB1055201 A GB 1055201A
- Authority
- GB
- United Kingdom
- Prior art keywords
- punch
- die
- piercing
- sheet
- jan
- 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.)
- Expired
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
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
-
- 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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
1,055,201. Stamping. COPPERAD Ltd. Jan. 24, 1964 [Jan. 24, 1963], No. 3069/63. Heading B3Q. A die-set for drawing and piercing sheet metal 12, Figs. 2 and 2A (not shown), to form a flange 18 surrounding a hole 17 comprises a piercing punch 1 surrounded by a drawing die 5, and a combined piercing die and drawing punch 8, 9 surrounded by a pressure pad 14, the punch 1 being set back in relation to the die 5 so that the sheet 12 is cupped over the punch 9 before being pierced by the punch 1, the sheet then being further drawn to the form shown in broken lines in Fig. 2a. Spring-loaded pressure plates 3, 6 are located internally and externally of the die 5.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB306963A GB1055201A (en) | 1963-01-24 | 1963-01-24 | Improvements relating to piercing and drawing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB306963A GB1055201A (en) | 1963-01-24 | 1963-01-24 | Improvements relating to piercing and drawing |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1055201A true GB1055201A (en) | 1967-01-18 |
Family
ID=9751416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB306963A Expired GB1055201A (en) | 1963-01-24 | 1963-01-24 | Improvements relating to piercing and drawing |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1055201A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994001233A1 (en) * | 1992-07-10 | 1994-01-20 | Bodnar Ernest R | Two stage die set |
EP0618660A1 (en) * | 1993-03-29 | 1994-10-05 | Canon Seiki Kabushiki Kaisha | Method of manufacturing stator for stepping motor |
CN102836922A (en) * | 2012-09-29 | 2012-12-26 | 无锡市亚青机械厂 | Die for punching and flanging loader oil shield |
CN103465024A (en) * | 2013-09-13 | 2013-12-25 | 茂森精艺金属(苏州)有限公司 | Multi-step extrusion molding method |
CN114226552A (en) * | 2021-12-30 | 2022-03-25 | 天津市津兆机电开发有限公司 | Thick plate punching and flanging processing method |
-
1963
- 1963-01-24 GB GB306963A patent/GB1055201A/en not_active Expired
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994001233A1 (en) * | 1992-07-10 | 1994-01-20 | Bodnar Ernest R | Two stage die set |
US5722280A (en) * | 1992-07-10 | 1998-03-03 | Bodnar; Ernest Robert | Two stage die set |
EP0618660A1 (en) * | 1993-03-29 | 1994-10-05 | Canon Seiki Kabushiki Kaisha | Method of manufacturing stator for stepping motor |
US5548885A (en) * | 1993-03-29 | 1996-08-27 | Canon Seiki Kabushiki Kaisha | Method of manufacturing stator for stepping motor |
CN102836922A (en) * | 2012-09-29 | 2012-12-26 | 无锡市亚青机械厂 | Die for punching and flanging loader oil shield |
CN102836922B (en) * | 2012-09-29 | 2016-05-25 | 无锡市亚青机械厂 | A kind of machine oil cover piercing and flanging mould that loads |
CN103465024A (en) * | 2013-09-13 | 2013-12-25 | 茂森精艺金属(苏州)有限公司 | Multi-step extrusion molding method |
CN114226552A (en) * | 2021-12-30 | 2022-03-25 | 天津市津兆机电开发有限公司 | Thick plate punching and flanging processing method |
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