CN204093963U - A kind of production mould of automobile exhaust recirculating system needle - Google Patents
A kind of production mould of automobile exhaust recirculating system needle Download PDFInfo
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- CN204093963U CN204093963U CN201420604783.XU CN201420604783U CN204093963U CN 204093963 U CN204093963 U CN 204093963U CN 201420604783 U CN201420604783 U CN 201420604783U CN 204093963 U CN204093963 U CN 204093963U
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Abstract
The utility model patent relates to the production mould providing a kind of automobile exhaust recirculating system needle, comprises 5 finishing dies, after blank 5 shaping moulds are shaping, makes needle basis shaping, facilitate follow-up grinding and roll tooth processing carrying out.This mould had both met the requirement of product design, in turn ensure that working (machining) efficiency and precision, was applicable to this automobile exhaust recirculating system needle and produced in enormous quantities.
Description
Technical field
The utility model patent relates to a kind of production mould of automobile exhaust recirculating system needle, belongs to machining articles for use field.
Background technology
At present, a kind of novel automobile exhaust recirculating system needle design, brings new challenge to existing production technology.The non-return biconvex point of its shoulder block position, requires that accurate directionality is located, adds stainless material, bring great difficulty to shaping, and adopt milling process not only consumptive material but also time-consuming, production efficiency is low.Its trapezoidal thread driving end is in order to coordinate the directionality of point of no return, and the starting point that double thread is shaping and reach require strict, and traditional turning process exists the time-consuming problem of consumptive material equally.In addition, needle is in order to assembly precision-fit such as pistons and guarantee air-tightness, and it is thorough also must to consider the fabrication design of size, roughness.
Summary of the invention
The utility model patent, for solving above-mentioned Problems existing, provides a kind of mould of automobile exhaust recirculating system needle, ensure that working (machining) efficiency and precision, is applicable to this automobile exhaust recirculating system needle and produces in enormous quantities.
Main technical schemes is as follows:
Automobile exhaust recycles a production mould for male needle, it is characterized in that, comprises
-the first shaping mould, described first shaping mould comprises the first main mould and the first punch die, and described first main mould comprises the first main die cavity, and described first main die cavity is provided with the first necking down position near front end place, and described first punch die is provided with the first die cavity; Described first die cavity can coordinate Raw material processing shaping with the first main die cavity;
-the second shaping mould, described second shaping mould comprises the second main mould and the second punch die, and described second main mould comprises the second main die cavity, described second main die cavity and described first main die cavity suitable; Second punch die is provided with the second die cavity; Described second die cavity is provided with the second necking down position; Described second die cavity can coordinate Raw material processing shaping with the second main die cavity;
-three shaping mould, described 3rd shaping mould comprises the 3rd main mould and the 3rd punch die, and described 3rd main mould comprises the 3rd main die cavity, and described 3rd main mold cavity interlude is provided with arc-shaped projection; Described arc-shaped is protruding corresponding with the front end of the first main die cavity first necking down position; Described 3rd punch die is provided with the 3rd die cavity; Described 3rd die cavity can coordinate Raw material processing shaping with the 3rd main die cavity;
-four shaping mould, described 4th shaping mould comprises the 4th main mould and the 4th punch die, and described 4th main mould comprises the 4th main die cavity, described 4th main die cavity and the 3rd main die cavity suitable; Described 4th main die cavity accent is provided with the shaping recess of arc steps; Described 4th punch die comprises the 4th die cavity, and described 4th die cavity accent is provided with another corresponding shaping recess of cavity forming recess main with the 4th; Described 4th die cavity can coordinate Raw material processing shaping with the 4th main die cavity;
-fifty percent pattern, described fifty percentth pattern comprises the 5th main mould and the 5th punch die, described 5th main mould comprises the 5th main die cavity, described 5th main die cavity and the 4th main die cavity suitable, described 5th punch die comprises the 5th and rushes chamber, described 5th to rush front end, chamber smooth, and be provided with two symmetrical wedge-shaped impressions.
Traditional cold headers arrange this mould, and the STAINLESS STEEL WIRE selecting trade mark SUSXM7 is raw material, is cut into blank, sends in the main die cavity of the first mould by pulling-in dog, then under the extruding of the first punch die, undergauge position moulding under, formed one mould base nail.
Afterwards, as long as by an above-mentioned mould base nail, put into the second master cast chamber, then under the extruding of the second punch die, other end one end undergauge that a mould base is followed closely by the second die cavity, forms two mould base nails.
Afterwards, by above-mentioned two mould bases nail feeding the 3rd main die cavitys, then under the extruding of the 3rd punch die, middle circle arcuation projection moulding under, form three mould bases nails, make three mould bases nails in the front end of the necking down position of the first main die cavity, form a circular arc type groove.
Afterwards, by the main die cavity of above-mentioned three mould base nail feeding the 4th, then under the extruding of the 4th punch die, form the shoulder block portion of fillet, thus form four mould base nails.
Afterwards, by the main die cavity of four mould base nail feedings the 5th, under the extruding of the 5th punch die, middle apron shoulder portion forms smooth platform-like, and it is protruding to form two symmetrical wedge shapes on the platform of middle apron shoulder, thus form five mould bases nails, i.e. the needle blank that completes of final cold-heading
Further, described first main mould, the second main mould, the 3rd main mould, the 4th main mould and the 5th main mould are equipped with thimble; Described first main die cavity, the second main die cavity, the main die cavity of the 3rd main die cavity the 4th, the 5th main die cavity tail end are provided with the through hole suitable with thimble; Described through hole is connected with the first main die cavity, the second main die cavity, the main die cavity of the 3rd main die cavity the 4th, the 5th main die cavity.
Thimble may be used for being exited after base nail is shaping in main die cavity.
Further, described first punch die, the second punch die, the 3rd punch die, the 4th punch die and the 5th punch die are equipped with red needle; Cushion block is provided with bottom described first punch die, the second punch die, the 3rd punch die, the 4th punch die and the 5th punch die; Each die cavity is stretched in described red needle one end, and the other end and cushion block offset.
The beneficial effects of the utility model are: provide the mould that a kind of five moulds five rush, solve the directionality location that automobile exhaust recirculating system needle structure requires, and the one-time formed difficult problem of point of no return, make needle basis shaping, facilitate follow-up grinding and roll tooth processing carrying out.This mould had both met the requirement of product design, in turn ensure that working (machining) efficiency and precision, was applicable to this automobile exhaust recirculating system needle and produced in enormous quantities.
Accompanying drawing explanation
Fig. 1 first shaping mould schematic diagram;
Fig. 2 second shaping mould schematic diagram;
Fig. 3 the 3rd shaping mould schematic diagram;
Fig. 4 the 4th shaping mould schematic diagram;
Fig. 5 the fifty percentth pattern schematic diagram;
The change in shape schematic diagram of Fig. 6 needle forming process.
Detailed description of the invention
As Figure 1-Figure 5, the utility model provides a kind of automobile exhaust to recycle the production mould of male needle, comprise the first shaping mould 1, described first shaping mould 1 comprises the first main mould 11 and the first punch die 12, described first main mould 11 comprises the first main die cavity 111, described first main die cavity 111 is provided with the first necking down position 1111 near front end place, and described first punch die 12 is provided with the first die cavity 121; Described first die cavity 121 can coordinate Raw material processing shaping with the first main die cavity 111;
Second shaping mould 2, described second shaping mould 2 comprises the second main mould 21 and the second punch die 22, and described second main mould 21 comprises the second main die cavity 211, and described second main die cavity 211 is suitable with described first main die cavity 111; Second punch die 22 is provided with the second die cavity 221; Described second die cavity 221 is provided with the second necking down position 222; Described second die cavity 221 can coordinate Raw material processing shaping with the second main die cavity 211;
3rd shaping mould 3, described 3rd shaping mould 3 comprises the 3rd main mould 31 and the 3rd punch die 32, and described 3rd main mould 31 comprises the 3rd main die cavity 311, and described 3rd main die cavity 311 bosom section is provided with arc-shaped projection 3111; Described arc-shaped convex 3111 corresponding with the leading portion of the first main die cavity necking down position 1111; Described 3rd punch die 32 is provided with the 3rd die cavity 321; Described 3rd die cavity 321 can coordinate Raw material processing shaping with the 3rd main die cavity 311;
4th shaping mould 4, described 4th shaping mould 4 comprises the 4th main mould 41 and the 4th punch die 42, and described 4th main mould 41 comprises the 4th main die cavity 411, described 4th main die cavity 411 and the 3rd main die cavity 311 suitable; Described 4th main die cavity 411 accent is provided with the shaping recess 4111 of arc steps; Described 4th punch die 42 comprises the 4th die cavity 421, and described 4th die cavity accent is provided with another corresponding shaping recess 4211 of cavity forming recess main with the 4th; ; Described 4th die cavity 421 can coordinate Raw material processing shaping with the 4th main die cavity 411;
Fifty percentth pattern 5, described fifty percentth pattern 5 comprises the 5th main mould 51 and the 5th punch die 52, described 5th main mould comprises the 5th main die cavity 511, described 5th main die cavity 511 and the 4th main die cavity 411 suitable, described 5th punch die 52 comprises the 5th and rushes chamber 521, described 5th rushes front end, chamber 521 smooth 5211, and is provided with two symmetrical wedge-shaped impressions 5212.
The main mould 21 of described first main mould 11, second, the 3rd main mould 31, the 4th main mould 41 and the 5th main mould 51 are equipped with thimble 112,212,312,412,512; Described first main die cavity, the second main die cavity, the main die cavity of the 3rd main die cavity the 4th, the 5th main die cavity tail end are provided with the through hole 1112,2112,3112,4112,5112 suitable with thimble; Described through hole is connected with the first main die cavity, the second main die cavity, the main die cavity of the 3rd main die cavity the 4th, the 5th main die cavity.
Described first punch die 12, second punch die 22, the 3rd punch die 32, the 4th punch die 42 and the 5th punch die 52 are equipped with red needle 122,222,322,422,522; Cushion block 123,223,323,423,523 is provided with bottom described first punch die 12, second punch die 22, the 3rd punch die 32, the 4th punch die 42 and the 5th punch die 52; Each die cavity is stretched in described red needle one end, and the other end and cushion block offset.
As shown in Figure 6, send in the main die cavity 111 of the first mould, then under the extruding of the first punch die 12 at pulling-in dog, undergauge position 111 moulding under, form a mould base nail, a shaping mould base nail, the step 1a of the first necking down is formed at base nail middle part, suitable with the necking down position in the first main die cavity 111.
By an above-mentioned mould base nail, put into the second master cast chamber, then under the extruding of the second punch die, the other end undergauge that one mould base is followed closely by the second die cavity, forms two mould base nails, two shaping mould base nails, at the middle part of a mould base nail, form the second necking down step 2a corresponding with the first necking down step 1a; Corresponding with the necking down position in the second die cavity.
By in the main die cavity of above-mentioned two mould base nail feeding the 3rd, then under the extruding of the 3rd punch die, middle circle arcuation projection moulding under, form three mould base nails, make three mould base nails in the front end of the necking down position of the first main die cavity, form a circular arc type groove, three shaping mould base nails, part between two necking down steps 1a, 2a, produces a corresponding circular groove 3a protruding with the 3rd main die cavity inner circle arcuation.
By in above-mentioned three mould bases nail feeding the 4th main die cavitys, then the 4th punch die and the 4th main die cavity moulding under, form the shoulder block portion 4a of fillet, thus form four mould bases nails.
Afterwards, by the main die cavity of four mould base nail feedings the 5th, under the extruding of the 5th punch die, one end of middle apron shoulder portion 4a forms smooth platform 5a, and the protruding 5b of the wedge shape that formation two is symmetrical on the platform 5a of middle apron shoulder, thus form five mould bases nails, i.e. the needle blank that completes of final cold-heading.The protruding 5b of described wedge shape and wedge-shaped impression 5212 suitable.
Being provided with thimble and red needle, is all to facilitate base to follow closely shaping retrogressing mould.
Claims (3)
1. a production mould for automobile exhaust recirculating system needle, is characterized in that, comprise
-the first shaping mould, described first shaping mould comprises the first main mould and the first punch die, and described first main mould comprises the first main die cavity, and described first main die cavity is provided with the first necking down position near front end place, and described first punch die is provided with the first die cavity; Described first die cavity can coordinate Raw material processing shaping with the first main die cavity;
-the second shaping mould, described second shaping mould comprises the second main mould and the second punch die, and described second main mould comprises the second main die cavity, described second main die cavity and described first main die cavity suitable; Second punch die is provided with the second die cavity; Described second die cavity is provided with the second necking down position; Described second die cavity can coordinate Raw material processing shaping with the second main die cavity;
-three shaping mould, described 3rd shaping mould comprises the 3rd main mould and the 3rd punch die, and described 3rd main mould comprises the 3rd main die cavity, and described 3rd main mold cavity interlude is provided with arc-shaped projection; Described arc-shaped is protruding corresponding with the leading portion of the first main die cavity necking down position; Described 3rd punch die is provided with the 3rd die cavity; Described 3rd die cavity can coordinate Raw material processing shaping with the 3rd main die cavity;
-four shaping mould, described 4th shaping mould comprises the 4th main mould and the 4th punch die, and described 4th main mould comprises the 4th main die cavity, described 4th main die cavity and the 3rd main die cavity suitable; Described 4th main die cavity accent is provided with the shaping recess of arc steps; Described 4th punch die comprises the 4th die cavity, and described 4th die cavity accent is provided with another corresponding shaping recess of cavity forming recess main with the 4th; Described 4th die cavity can coordinate Raw material processing shaping with the 4th main die cavity;
-fifty percent pattern, described fifty percentth pattern comprises the 5th main mould and the 5th punch die, described 5th main mould comprises the 5th main die cavity, described 5th main die cavity and the 4th main die cavity suitable, described 5th punch die comprises the 5th and rushes chamber, described 5th to rush front end, chamber smooth, and be provided with two symmetrical wedge-shaped impressions.
2. production mould according to claim 1, it is characterized in that, described first main mould, the second main mould, the 3rd main mould, the 4th main mould and the 5th main mould are equipped with thimble; Described first main die cavity, the second main die cavity, the main die cavity of the 3rd main die cavity the 4th, the 5th main die cavity tail end are provided with the through hole suitable with thimble; Described through hole is connected with the first main die cavity, the second main die cavity, the main die cavity of the 3rd main die cavity the 4th, the 5th main die cavity.
3. production mould according to claim 1, it is characterized in that, the first punch die, the second punch die, the 3rd punch die, the 4th punch die and the 5th punch die are equipped with red needle; Cushion block is provided with bottom described first punch die, the second punch die, the 3rd punch die, the 4th punch die and the 5th punch die; Each die cavity is stretched in described red needle one end, and the other end and cushion block offset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420604783.XU CN204093963U (en) | 2014-10-20 | 2014-10-20 | A kind of production mould of automobile exhaust recirculating system needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420604783.XU CN204093963U (en) | 2014-10-20 | 2014-10-20 | A kind of production mould of automobile exhaust recirculating system needle |
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| Publication Number | Publication Date |
|---|---|
| CN204093963U true CN204093963U (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420604783.XU Expired - Fee Related CN204093963U (en) | 2014-10-20 | 2014-10-20 | A kind of production mould of automobile exhaust recirculating system needle |
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| CN (1) | CN204093963U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114074164A (en) * | 2020-08-11 | 2022-02-22 | 深圳市大富方圆成型技术有限公司 | Electron cigarette part and electron cigarette cold-heading forming die |
-
2014
- 2014-10-20 CN CN201420604783.XU patent/CN204093963U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114074164A (en) * | 2020-08-11 | 2022-02-22 | 深圳市大富方圆成型技术有限公司 | Electron cigarette part and electron cigarette cold-heading forming die |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20171020 |
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| CF01 | Termination of patent right due to non-payment of annual fee |