CN203076512U - Die for forming shaft workpiece in cold heading manner - Google Patents
Die for forming shaft workpiece in cold heading manner Download PDFInfo
- Publication number
- CN203076512U CN203076512U CN 201320107601 CN201320107601U CN203076512U CN 203076512 U CN203076512 U CN 203076512U CN 201320107601 CN201320107601 CN 201320107601 CN 201320107601 U CN201320107601 U CN 201320107601U CN 203076512 U CN203076512 U CN 203076512U
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- Prior art keywords
- die
- die cap
- workpiece
- main mould
- mould
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Abstract
The utility model provides a die for forming a shaft workpiece in a cold heading manner, aiming to the defects that a cold heading die in prior art only can be used for machining the workpiece with low machining precision in the heading manner. With the adoption of the structure of the die for forming the shaft workpiece in the cold heading manner provided by the utility model, a die cover is arranged below a die sleeve, a die cover plug of the die cover is arranged inside the die cover, and a split die core is accurately positioned, so that the workpiece with high requirement on machining precision can be obtained.
Description
Technical field
Used mould when the utility model relates to a kind of shaft-like workpiece cold-heading.
?
Background technology
Existing mould comprises punch die and main mould, its main mould is made up of core and die sleeve that split is provided with, core is arranged in the die sleeve, and be integral by die sleeve is fixedly connected, in punch die, workpiece is carried out prelocalization when upsetting system by the preceding rod of beating, by after play rod workpiece carried out back location, above-mentioned mould can only be upset and be made the low workpiece of requirement on machining accuracy, can not get the high workpiece of requirement on machining accuracy.
The utility model content
The purpose of this utility model is, at can only the upset deficiency of the low workpiece of system requirement on machining accuracy of prior art cold-heading mould, provides a kind of used mould of shaft-like workpiece cold-heading of the high workpiece of system machining accuracy of upsetting.
The purpose of this utility model is achieved through the following technical solutions:
The used mould of a kind of shaft-like workpiece cold-heading molding, comprise punch die and main mould, described main mould below is provided with die cap, described die cap is made up of die cap plug and die cap seat, described main mould below is provided with main mould mating holes, the length H2 of described die cap plug is greater than the length H1 of described main mould mating holes, and described die cap and described main mould are connected by described die cap plug and described main mould mating holes;
The top of described main mould mating holes is provided with stepped hole in the main mould, and the root of described die cap plug is provided with the outer step of die cap.
Adopt the used mould of shaft-like workpiece cold-heading molding of the utility model structure, owing to below die sleeve, be provided with die cap, and the die cap plug of die cap is arranged in the die cap, and the core rod of split is accurately located, so can obtain the high workpiece of requirement on machining accuracy.
Description of drawings
Fig. 1 is the used mould example structure schematic diagram of the utility model shaft-like workpiece cold-heading molding;
Fig. 2 is the partial enlarged drawing of i among Fig. 1;
Fig. 3 is the partial enlarged drawing of j among Fig. 1.
Description of reference numerals
Beat before the 410-punch die 411-punch die die cavity 413-and beat 450-die cap 451-die cap plug 452-die cap seat 453-die cap outer step in 444-master cast chamber, excellent hole in the 440-master's mould 441-master mould of excellent hole behind the stepped hole 442-
The specific embodiment
The utility model will be further described below in conjunction with drawings and Examples:
As shown in Figure 1, the used mould of axial workpiece cold-heading of the present utility model comprises punch die 410, main mould 440 and die cap 450.
In punch die 410, be provided with punch die die cavity 411, and beat excellent pass preceding before the confession that is connected with punch die die cavity 411 and beat excellent hole 413;
In main mould 440, be provided with master cast chamber 444, this lower end, master cast chamber with after beat 442 coaxial being connected of excellent hole;
Die cap 450 is provided with die cap plug 451 and die cap seat 452, and die cap plug 451 is arranged on die cap seat top, makes die cap constitute convex, is provided with the main mould mating holes that stretches into for die cap plug 451 in main mould 440 lower ends.The root of die cap plug 451 is provided with the outer step 453 of die cap, be provided with stepped hole 441 in the main mould in main mould mating holes upper end, the length H2 of die cap plug 451 is greater than the length H1 of main die head mating holes, be provided with like this, help die cap plug 451 and hold out against die sleeve 443, thereby guarantee the machining accuracy of whole shaft-like workpiece by its top.In die cap 450, be provided with and beat excellent pass back for the back and beat excellent hole 442.Extend in the main mould mating holes by the die cap plug.
When upsetting system, workpiece setting is in master cast chamber 444, and the back is beaten and beaten in the excellent hole after rod is arranged on, and workpiece is carried out the location, back, and preceding beating beaten in the excellent hole before rod is arranged on, and by punch die workpiece impacted, and finishes the system of rammer.
Claims (2)
1. mould that the shaft-like workpiece cold-heading molding is used, comprise punch die and main mould, it is characterized in that, described main mould (440) below is provided with die cap (450), described die cap is made up of die cap plug (451) and die cap seat (452), described main mould below is provided with main mould mating holes, and the length H2 of described die cap plug (451) is greater than the length H1 of described main mould mating holes, and described die cap and described main mould are connected by described die cap plug and described main mould mating holes.
2. mould as claimed in claim 1 is characterized in that, the top of described main mould mating holes is provided with stepped hole (441) in the main mould, and the root of described die cap plug is provided with the outer step (453) of die cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320107601 CN203076512U (en) | 2013-03-11 | 2013-03-11 | Die for forming shaft workpiece in cold heading manner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320107601 CN203076512U (en) | 2013-03-11 | 2013-03-11 | Die for forming shaft workpiece in cold heading manner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203076512U true CN203076512U (en) | 2013-07-24 |
Family
ID=48822390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320107601 Expired - Fee Related CN203076512U (en) | 2013-03-11 | 2013-03-11 | Die for forming shaft workpiece in cold heading manner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203076512U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014003A (en) * | 2018-09-27 | 2018-12-18 | 舟山市7412工厂 | A kind of production method of cold upsetting die of car |
-
2013
- 2013-03-11 CN CN 201320107601 patent/CN203076512U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014003A (en) * | 2018-09-27 | 2018-12-18 | 舟山市7412工厂 | A kind of production method of cold upsetting die of car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170527 Address after: 314300 Jiaxing, Haiyan County Economic Development Zone, Zhejiang Bridge New District, building 12 Patentee after: Zhejiang Dingsheng automobile Fastener Co., Ltd. Address before: 314305 Jiaxing Haiyan Economic Development Zone Bridge New District, Zhejiang Patentee before: Zhejiang New Oriental Fastener Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130724 Termination date: 20190311 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |