JPH0375247B2 - - Google Patents
Info
- Publication number
- JPH0375247B2 JPH0375247B2 JP60124959A JP12495985A JPH0375247B2 JP H0375247 B2 JPH0375247 B2 JP H0375247B2 JP 60124959 A JP60124959 A JP 60124959A JP 12495985 A JP12495985 A JP 12495985A JP H0375247 B2 JPH0375247 B2 JP H0375247B2
- Authority
- JP
- Japan
- Prior art keywords
- workpiece
- punch
- hole
- mold
- punching
- 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 - Lifetime
Links
- 238000004080 punching Methods 0.000 claims description 22
- 238000005520 cutting process Methods 0.000 claims description 19
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 6
- 230000000630 rising effect Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 229920006311 Urethane elastomer Polymers 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 26
- 230000008569 process Effects 0.000 description 26
- 238000005452 bending Methods 0.000 description 5
- 238000005553 drilling Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 230000037303 wrinkles Effects 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/32—Perforating, i.e. punching holes in other articles of special shape
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60124959A JPS617024A (ja) | 1985-06-08 | 1985-06-08 | 自動車のフロントピラー等の製造方法およびその装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60124959A JPS617024A (ja) | 1985-06-08 | 1985-06-08 | 自動車のフロントピラー等の製造方法およびその装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS617024A JPS617024A (ja) | 1986-01-13 |
JPH0375247B2 true JPH0375247B2 (ko) | 1991-11-29 |
Family
ID=14898452
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60124959A Granted JPS617024A (ja) | 1985-06-08 | 1985-06-08 | 自動車のフロントピラー等の製造方法およびその装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS617024A (ko) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69018082T2 (de) * | 1990-11-09 | 1995-09-28 | Umix Co Ltd | Gesenk mit Führungsschlitten. |
JP2546762Y2 (ja) * | 1991-05-31 | 1997-09-03 | 三菱農機株式会社 | 穀稈結束装置における紐収納ケース |
US5307715A (en) * | 1992-08-31 | 1994-05-03 | Caterpillar Inc. | Angle punching die arrangement |
JP2002316223A (ja) * | 2001-04-18 | 2002-10-29 | Umix Co Ltd | プレス装置 |
JP2005144493A (ja) * | 2003-11-14 | 2005-06-09 | Umix Co Ltd | 複動カム型 |
CN103157721A (zh) * | 2011-12-13 | 2013-06-19 | 奇昊汽车系统(苏州)有限公司 | 自驱动斜锲模具 |
CN103433361B (zh) * | 2013-07-19 | 2017-08-25 | 亿森(上海)模具有限公司 | 一种冲压用旋转拉冲机构 |
CN104289596B (zh) * | 2014-09-16 | 2016-04-27 | 瑞鹄汽车模具股份有限公司 | 一种拉修模具 |
US10478884B2 (en) * | 2015-07-15 | 2019-11-19 | Heinrich Daniel Dechamps | Method and device for forming from a flat sheet material a corner bounded by three sides |
CN106583533A (zh) * | 2016-12-13 | 2017-04-26 | 华南理工大学 | 一种拉弯成形在线冲孔过程中使用的斜刃凸模及方法 |
CN106944541A (zh) * | 2017-03-02 | 2017-07-14 | 宁波双林汽车部件股份有限公司 | 一种能够快速更换的冲压模具斜冲装置 |
CN109967610A (zh) * | 2017-12-28 | 2019-07-05 | 上海众大汽车配件有限公司 | 一种汽车车顶加强板用组合模具 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS584234B2 (ja) * | 1975-10-01 | 1983-01-25 | 日東電工株式会社 | ハツポウセイネツシユウシユクチユ−ブ |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS584234U (ja) * | 1981-07-01 | 1983-01-12 | 日産自動車株式会社 | プレス型 |
-
1985
- 1985-06-08 JP JP60124959A patent/JPS617024A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS584234B2 (ja) * | 1975-10-01 | 1983-01-25 | 日東電工株式会社 | ハツポウセイネツシユウシユクチユ−ブ |
Also Published As
Publication number | Publication date |
---|---|
JPS617024A (ja) | 1986-01-13 |
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