CN206168960U - Cold extrusion device of piston pin - Google Patents
Cold extrusion device of piston pin Download PDFInfo
- Publication number
- CN206168960U CN206168960U CN201621192542.4U CN201621192542U CN206168960U CN 206168960 U CN206168960 U CN 206168960U CN 201621192542 U CN201621192542 U CN 201621192542U CN 206168960 U CN206168960 U CN 206168960U
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- China
- Prior art keywords
- die
- hole
- diameter
- drift
- sleeve
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Abstract
The utility model relates to a piston pin processing technology field discloses a cold extrusion device of piston pin, wherein, goes up the lower extreme that the cope match -plate pattern was located to the die crushion, and the lower extreme of die crushion is located to the drift, and the punch sleeve cover is established in the outside of drift, goes up the die sleeve cover and establishes in punch sleeve's the outside, and the upper end of cope match -plate pattern is located to the die shank, the upper end of lower bolster is located to the lower mould backing plate, and the upper end of lower bolster is located to the lower bolster, and the lower bolster passes through the pull rod to be connected with the bottom end rail, and the upper end of lower mould backing plate is located to the lower mould cushion, and the upper end of lower mould cushion is located to lower mold core, and lower die insert locates down the inboard of mold core, the height that highly is greater than lower die insert of lower mold core, and lower mold sleeve locates down the outside of mold core. The utility model has the advantages of processing is simple and efficient.
Description
Technical field
This utility model is related to piston pin processing technique field, in particular, more particularly to a kind of cold-extruded of piston pin
Pressing molding device.
Background technology
Piston pin of the prior art is typically processed using method for turning, and it is present, and efficiency is low, difficulty of processing
Big shortcoming.For this reason, it is necessary to design a kind of cold extruding and forming device of piston pin.
Utility model content
The purpose of this utility model is to provide a kind of processing simply and the cold extruding and forming device of the piston pin of efficiency high.
In order to solve posed problems above, the technical solution adopted in the utility model is：
The cold extruding and forming device of piston pin, including upper die plate, lower template, sill, die shank, upper die-cushion, drift set, on
Die sleeve, drift set, drift, lower mold core, lower die-sleeve, lower mould insert, lower die-cushion block, Xia Dingchong, lower mold backing plate, lower bolster, pull bar
And material jacking mechanism；
The upper die-cushion is set in located at the lower end of upper die plate, the drift located at the lower end of upper die-cushion, the drift set
The outside of drift, the Upper Die-sleeve is set in the outside of drift set, and the die shank is located at the upper end of upper die plate；
The lower mold backing plate is led to located at the upper end of lower bolster, the lower bolster located at the upper end of lower template, the lower template
Cross pull bar to be connected with sill, the lower die-cushion block is located at the upper end of lower mold backing plate, and the lower mold core is upper located at lower die-cushion block
End, located at the inner side of lower mold core, the height of the lower mold core is more than the height of lower mould insert, the lower die-sleeve to the lower mould insert
Located at the outside of lower mold core, the upper end of drift set is connected through Upper Die-sleeve with the lower end of lower template, the drift set through
Lower die-sleeve is connected with the upper end of lower mold backing plate, and the lower die-cushion block is provided with first through hole, and the lower mold backing plate is provided with second
Through hole, the diameter of the first through hole is less than the diameter of the second through hole, and the lower top punching is upper end diameter less than lower end diameter
Hierarchic structure, through being placed in lower mould insert after first through hole, the lower end of the lower top punching is placed in for the upper end of the lower top punching
In two through holes, the material jacking mechanism is installed on sill.
Further, the ejector beam of the material jacking mechanism including hierarchic structure, the third through-hole on lower bolster, and
Fourth hole in lower template, the diameter of the third through-hole less than the second through hole diameter, the fourth hole it is straight
More than the diameter of third through-hole, less than its lower end diameter, the upper end of the ejector beam is successively for the upper end diameter of the ejector beam in footpath
Inconsistent with the lower end of lower top punching through after fourth hole, third through-hole, the lower end diameter of the ejector beam is less than fourth hole
Diameter, and the lower end diameter of ejector beam more than third through-hole diameter.
Further, the lower die-sleeve includes lower mould overcoat and lower mould inner sleeve, the lower mould inner sleeve be set in lower mold core, under
The outside of die-cushion block, the lower mould overcoat is set in the outside of lower mould inner sleeve, and the lower mould overcoat and lower mould inner sleeve are located at
In lower mold backing plate.
Compared with prior art, the beneficial effects of the utility model are：This utility model is adding man-hour, and raw material is placed in
In lower mold core, by driving upper die plate descending, extrusion molding is carried out to raw material in the presence of drift, by top after machining
The ejection of material mechanism, using cold extruding and forming device of the present utility model, has the advantages that processing simply and efficiency high.
Description of the drawings
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative work
Under, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is the structural representation of the cold extruding and forming device of piston pin of the present utility model.
Description of reference numerals：1st, upper die plate, 2, lower template, 3, sill, 4, die shank, 5, upper die-cushion, 6, drift set, 7, on
Die sleeve, 8, drift set, 9, drift, 10, lower mold core, 11, lower mould overcoat, 12, lower mould insert, 13, lower mould inner sleeve, 14, lower die-cushion
Block, 15, Xia Dingchong, 16, lower mold backing plate, 17, lower bolster, 18, pull bar, 19, ejector beam.
Specific embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that advantage of the present utility model
Can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to make to protection domain of the present utility model
Define.
Refering to shown in Fig. 1, this utility model provides a kind of cold extruding and forming device of piston pin, including upper die plate 1, lower mould
Plate 2, sill 3, die shank 4, upper die-cushion 5, drift set 6, Upper Die-sleeve 7, drift set 8, drift 9, lower mold core 10, lower die-sleeve, lower mould
Insert 12, lower die-cushion block 14, lower top punching 15, lower mold backing plate 16, lower bolster 17, pull bar 18 and material jacking mechanism.
The upper die-cushion 5 covers 6 sets located at the lower end of upper die plate 1, the drift 9 located at the lower end of upper die-cushion 5, the drift
The outside of drift 9 is located at, the Upper Die-sleeve 7 is set in the outside of drift set 6, and the die shank 4 is located at the upper end of upper die plate 1.
The lower mold backing plate 16 located at lower bolster 17 upper end, the lower bolster 17 located at lower template 2 upper end, it is described under
Template 2 is connected by pull bar 18 with sill 3, and the lower die-cushion block 14 is located at the upper end of lower mold backing plate 16, the lower mold core 10
Located at the upper end of lower die-cushion block 14, the lower mould insert 12 is more than located at the inner side of lower mold core 10, the height of the lower mold core 10
The height of lower mould insert 12, the lower die-sleeve located at the outside of lower mold core 10, the upper end of drift set 8 through Upper Die-sleeve 7 with
The lower end connection of lower template 1, the drift set 8 is connected through lower die-sleeve with the upper end of lower mold backing plate 16.
The lower die-cushion block 14 is provided with first through hole, and the lower mold backing plate 16 is provided with the second through hole, and described first leads to
The diameter in hole is less than the diameter of the second through hole, and the lower top punching 15 is hierarchic structure of the upper end diameter less than lower end diameter, described
The upper end of lower top punching 15 is placed in lower mould insert 12 through after first through hole, and the lower end of the lower top punching 15 is placed in the second through hole
Interior, the material jacking mechanism is installed on sill 3.Using this structure, can avoid material jacking mechanism that lower top is rushed into 15 and push up completely
Go out, serve spacing effect.
The material jacking mechanism includes the ejector beam 19 of hierarchic structure, the third through-hole on lower bolster 17, and is located at
Fourth hole in lower template 2, the diameter of the third through-hole is less than the diameter of the second through hole, and the diameter of the fourth hole is big
In the diameter of third through-hole, the upper end diameter of the ejector beam 19 is less than its lower end diameter, and the upper end of the ejector beam 19 is successively
Inconsistent with the lower end of lower top punching 15 through after fourth hole, third through-hole, the lower end diameter of the ejector beam 19 is less than the 4th
The diameter of through hole, and the lower end diameter of ejector beam 19 is more than the diameter of third through-hole.
Specifically, the lower die-sleeve includes lower mould overcoat 11 and lower mould inner sleeve 13, and the lower mould inner sleeve 13 is set in lower mould
The outside of core 10, lower die-cushion block 14, the lower mould overcoat 11 is set in the outside of lower mould inner sleeve 13, and the lower He of mould overcoat 11
Lower mould inner sleeve 13 is in lower mold backing plate 16.
The operation principle of the cold extruding and forming device of piston pin of the present utility model is：When in use, raw material is placed in down
In core rod 10, upper die plate 1 is driven to move down by forcing press, now the extruding raw material of drift 9 so as to form the rank of middle through-hole
Ladder-shaper structure, after processing is completed, ejector beam 19 is up, and top punching 15, in the presence of Xia Dingchong 15 part is ejected under jack-up.
It is overall to there is processing simply and efficiency high after cold extruding and forming device of the present utility model is employed.
Above-described embodiment is this utility model preferably embodiment, but embodiment of the present utility model is not by above-mentioned
The restriction of embodiment, it is other it is any without departing from the change made under spirit of the present utility model and principle, modify, replace
Generation, combination, simplification, should be equivalent substitute mode, be included within protection domain of the present utility model.
Claims (3)
1. the cold extruding and forming device of piston pin, it is characterised in that：Including upper die plate, lower template, sill, die shank, upper die-cushion,
Drift set, Upper Die-sleeve, drift set, drift, lower mold core, lower die-sleeve, lower mould insert, lower die-cushion block, Xia Dingchong, lower mold backing plate, under
Backing plate, pull bar and material jacking mechanism；
The upper die-cushion is set in drift located at the lower end of upper die plate, the drift located at the lower end of upper die-cushion, the drift set
Outside, the Upper Die-sleeve be set in drift set outside, the die shank located at upper die plate upper end；
, located at the upper end of lower bolster, located at the upper end of lower template, the lower template is by drawing for the lower bolster for the lower mold backing plate
Bar is connected with sill, and, located at the upper end of lower mold backing plate, the lower mold core is located at the upper end of lower die-cushion block, institute for the lower die-cushion block
Lower mould insert is stated located at the inner side of lower mold core, the height of the lower mold core is more than the height of lower mould insert, the lower die-sleeve is located at
The outside of lower mold core, the upper end of the drift set is connected through Upper Die-sleeve with the lower end of lower template, and the drift set is through lower mould
Set is connected with the upper end of lower mold backing plate, and the lower die-cushion block is provided with first through hole, and the lower mold backing plate is provided with the second through hole,
Less than the diameter of the second through hole, the lower top punching is that upper end diameter is tied less than the ladder of lower end diameter to the diameter of the first through hole
Structure, the upper end of the lower top punching is placed in lower mould insert through after first through hole, and the lower end of the lower top punching is placed in the second through hole
Interior, the material jacking mechanism is installed on sill.
2. the cold extruding and forming device of piston pin according to claim 1, it is characterised in that：The material jacking mechanism includes rank
The ejector beam of terraced structure, the third through-hole on lower bolster, and the fourth hole in lower template, the third through-hole
Diameter less than the second through hole diameter, the diameter with diameter greater than third through-hole of the fourth hole, the ejector beam it is upper
End diameter is less than its lower end diameter, and the upper end of the ejector beam is sequentially passed through under rushing with lower top after fourth hole, third through-hole
End is inconsistent, and the lower end diameter of the ejector beam is less than the diameter of fourth hole, and the lower end diameter of ejector beam is more than threeway
The diameter in hole.
3. the cold extruding and forming device of piston pin according to claim 1, it is characterised in that：The lower die-sleeve includes lower mould
Overcoat and lower mould inner sleeve, the lower mould inner sleeve is set in lower mold core, the outside of lower die-cushion block, and the lower mould overcoat is set in lower mould
The outside of inner sleeve, and the lower mould overcoat and lower mould inner sleeve are in lower mold backing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621192542.4U CN206168960U (en) | 2016-11-06 | 2016-11-06 | Cold extrusion device of piston pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621192542.4U CN206168960U (en) | 2016-11-06 | 2016-11-06 | Cold extrusion device of piston pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206168960U true CN206168960U (en) | 2017-05-17 |
Family
ID=58682073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621192542.4U Expired - Fee Related CN206168960U (en) | 2016-11-06 | 2016-11-06 | Cold extrusion device of piston pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206168960U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108356208A (en) * | 2018-04-26 | 2018-08-03 | 中铁隆昌铁路器材有限公司 | Numerical-control electric screw press screw spike forming frock |
-
2016
- 2016-11-06 CN CN201621192542.4U patent/CN206168960U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108356208A (en) * | 2018-04-26 | 2018-08-03 | 中铁隆昌铁路器材有限公司 | Numerical-control electric screw press screw spike forming frock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20171106 |