CN104785703B - Logical liftout attachment after cold-heading - Google Patents
Logical liftout attachment after cold-heading Download PDFInfo
- Publication number
- CN104785703B CN104785703B CN201510196500.1A CN201510196500A CN104785703B CN 104785703 B CN104785703 B CN 104785703B CN 201510196500 A CN201510196500 A CN 201510196500A CN 104785703 B CN104785703 B CN 104785703B
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- CN
- China
- Prior art keywords
- push rod
- cold
- bed die
- workpiece
- heading
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
- B21J13/14—Ejecting devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510196500.1A CN104785703B (en) | 2015-04-24 | 2015-04-24 | Logical liftout attachment after cold-heading |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510196500.1A CN104785703B (en) | 2015-04-24 | 2015-04-24 | Logical liftout attachment after cold-heading |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104785703A CN104785703A (en) | 2015-07-22 |
CN104785703B true CN104785703B (en) | 2016-08-24 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510196500.1A Active CN104785703B (en) | 2015-04-24 | 2015-04-24 | Logical liftout attachment after cold-heading |
Country Status (1)
Country | Link |
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CN (1) | CN104785703B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105921668B (en) * | 2016-07-01 | 2018-01-02 | 宁波天相机械制造有限公司 | A kind of rear passing out set of cold header |
CN107008843B (en) * | 2017-05-16 | 2018-08-24 | 浙江东瑞机械工业有限公司 | Rod end open slot cold upsetting die of car |
CN115609038B (en) * | 2022-12-15 | 2023-04-11 | 河北安丰重工机械股份有限公司 | Automatic round steel blank drilling machine of location |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4011451B2 (en) * | 2002-10-02 | 2007-11-21 | 清 阿南 | Backward extrusion method and backward extrusion device |
CN201969804U (en) * | 2010-12-20 | 2011-09-14 | 中国华录·松下电子信息有限公司 | Stage ejection mechanism for stamped workpieces |
CN202052894U (en) * | 2011-04-15 | 2011-11-30 | 罗能强 | Automatic cold heading machine of tail hole |
CN102274918A (en) * | 2011-05-24 | 2011-12-14 | 浙江东瑞机械工业有限公司 | Rear pass mechanism for cold upsetting forming machine |
CN103111579A (en) * | 2013-02-06 | 2013-05-22 | 宁波海星机械制造有限公司 | Multistage cold former idler wheel type back through ejector rod device |
CN204603186U (en) * | 2015-04-24 | 2015-09-02 | 浙江东瑞机械工业有限公司 | Logical liftout attachment after cold-heading |
-
2015
- 2015-04-24 CN CN201510196500.1A patent/CN104785703B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4011451B2 (en) * | 2002-10-02 | 2007-11-21 | 清 阿南 | Backward extrusion method and backward extrusion device |
CN201969804U (en) * | 2010-12-20 | 2011-09-14 | 中国华录·松下电子信息有限公司 | Stage ejection mechanism for stamped workpieces |
CN202052894U (en) * | 2011-04-15 | 2011-11-30 | 罗能强 | Automatic cold heading machine of tail hole |
CN102274918A (en) * | 2011-05-24 | 2011-12-14 | 浙江东瑞机械工业有限公司 | Rear pass mechanism for cold upsetting forming machine |
CN103111579A (en) * | 2013-02-06 | 2013-05-22 | 宁波海星机械制造有限公司 | Multistage cold former idler wheel type back through ejector rod device |
CN204603186U (en) * | 2015-04-24 | 2015-09-02 | 浙江东瑞机械工业有限公司 | Logical liftout attachment after cold-heading |
Also Published As
Publication number | Publication date |
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CN104785703A (en) | 2015-07-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
EXSB | Decision made by sipo to initiate substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Through ejection device after cold heading Effective date of registration: 20220119 Granted publication date: 20160824 Pledgee: Wenzhou Financing Guarantee Co.,Ltd. Pledgor: ZHEJIANG DONGRUI MACHINERY INDUSTRY Co.,Ltd. Registration number: Y2022990000043 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230130 Granted publication date: 20160824 Pledgee: Wenzhou Financing Guarantee Co.,Ltd. Pledgor: ZHEJIANG DONGRUI MACHINERY INDUSTRY Co.,Ltd. Registration number: Y2022990000043 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |