CN202539637U - Positioning device for drilling of three-mould exhaust manifold air inflow flange - Google Patents
Positioning device for drilling of three-mould exhaust manifold air inflow flange Download PDFInfo
- Publication number
- CN202539637U CN202539637U CN2012201653497U CN201220165349U CN202539637U CN 202539637 U CN202539637 U CN 202539637U CN 2012201653497 U CN2012201653497 U CN 2012201653497U CN 201220165349 U CN201220165349 U CN 201220165349U CN 202539637 U CN202539637 U CN 202539637U
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- Prior art keywords
- exhaust manifold
- air inflow
- drilling
- inlet flange
- positioning
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- Expired - Fee Related
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Abstract
The utility model discloses a positioning device for drilling of a three-mould exhaust manifold air inflow flange. The positioning device for the drilling of the three-mould exhaust manifold air inflow flange comprises a fixture body, wherein a drill jig hole, a plurality of drilling positioning moulds and at least two sets of workpiece clamping mechanisms are arranged on a top plate of the fixture body, and a positioning plane used for positioning of an exhaust manifold base plane is arranged on a drill jig plate. According to the positioning device for the drilling of the three-mould exhaust manifold air inflow flange, three air inflow holes of the exhaust manifold are used as positioning reference, two-point positioning is respectively adopted among the three air inflow holes, and therefore precise positioning of the exhaust manifold air inflow flange can be achieved, drilling quality is guaranteed, and large-scale production of drilling process of various exhaust manifold air inflow flanges can be achieved through the comparatively simple positioning device. In addition, the positioning device for the drilling of the three-mould exhaust manifold air inflow flange has the advantages of being simple in structure, low in manufacturing cost, convenient to operate and the like.
Description
Technical field
The utility model belongs to the automobile engine production technical field, particularly a kind of triplet exhaust manifold inlet flange boring positioner.
Background technology
Exhaust manifold is the important supporting member of automobile engine exhaust system; Its structure has the air inlet air flue corresponding with the automobile engine cylinder exhaust outlet usually; Its air inlet position is provided with inlet flange, and each inlet flange is connected with engine cylinder-body through connecting bolt; The gas outlet is connected with booster through the flange of giving vent to anger, the external exhaust main of booster.It is with as far as possible little exhaust resistance and noise that the major function of this gas extraction system requires, and waste gas in the cylinder is discharged in the atmosphere through exhaust manifold, exhaust main, catalyst, silencer.Therefore, have the higher body precision except requiring the inner exhaust passage of exhaust manifold, the quality quality that exhaust manifold is connected with engine can influence the performance and the exhaust emission standard of engine too.And; Automobile engine is generally multi-cylinder parallel; Its exhaust manifold promptly have a plurality of inlet flanges respectively with the corresponding connection of each cylinder steam vent of engine; And the accuracy that the exhaust manifold exhaust passage is communicated with the cylinder steam vent depends on the Working position precision of connecting through hole on the exhaust manifold inlet flange fully, and sizable difficulty is brought in the processing of connecting through hole location on the supply and exhaust manifold inlet flange thus.Said connecting through hole traditional processing localization method is employed in the mode of ruling on the platform usually, boring one by one on drilling machine then.This processing positioning method is inefficiency not only, can't adapt to the needs of exhaust manifold large-scale industrial production, and the bore position precision is often because of drill bit swing is difficult to guarantee that error is big, and qualification rate is low.At present, though high efficiency Digit Control Machine Tool or machining center are arranged, this type process equipment not only self costs an arm and a leg, and necessary configuration rates causes increasing of processing cost at tens0000 yuan import laser scanning device.
The utility model content
The purpose of the utility model provides a kind of large-scale production that is applicable to various exhaust manifold inlet flange boring processing; The location is accurate, and drilling quality is reliable, and production efficiency is high; And triplet exhaust manifold inlet flange boring positioner simple in structure, cheap.
The technical scheme that the purpose of realization the utility model is taked is: a kind of triplet exhaust manifold inlet flange boring positioner; Has a clamp body; Drill jig hole, a plurality of boring positioning clamping fixture and at least 2 cover workpiece clamping mechanism are set on the top board of clamp body, are provided for the plane of orientation of exhaust manifold datum level location on the bushing plate.
Said positioning clamping fixture has the core carcass of a T shape; The top of this core carcass is set with gland through centre bolt; Between said gland and the core carcass holddown spring is set, the sidepiece of said core carcass is provided with limit sliding chutes, the position-limitting pin that the sidepiece setting of gland cooperates with said limit sliding chutes; The bottom of said core carcass is provided with locating detent, said bolt and locating detent respectively with said bushing plate on the through hole that is provided with install and be connected.
Said workpiece clamping mechanism is formed by clamping fluid cylinder and briquetting, wherein, clamps fluid cylinder and is connected with the top board of clamp body through connecting pedestal, and briquetting is installed in the flexible end that clamps fluid cylinder through connecting support plate.
Said boring positioning clamping fixture is separately positioned on and exhaust manifold two ends and the middle corresponding position of air flue air admission hole, and wherein the locating detent Y reference axis of the positioning clamping fixture at two ends is to setting, and the locating detent coordinate X axis of middle positioning clamping fixture is provided with.
The quantity of said boring positioning clamping fixture is 3.
The arranged outside inclined-plane of said locating detent.
The triplet exhaust manifold inlet flange boring positioner of the utility model; Two air admission holes with the exhaust manifold two ends are positioning reference with middle air admission hole; Can realize the accurate location of exhaust manifold inlet flange; Guarantee drilling quality reliably, and realize the large-scale production of various exhaust manifold inlet flange boring processing with comparatively simple positioner.Compared with prior art, the boring positioner of the utility model has advantages such as simple in structure, cheap, easy to operate.This positioner is specially adapted to the boring processing of the circular air flue exhaust manifold of four/six cylinder engine inlet flange.
Description of drawings
Fig. 1 is the structural representation of triplet exhaust manifold inlet flange boring positioner in the utility model;
Fig. 2 is the structural representation of positioning clamping fixture among Fig. 1.
The specific embodiment
Referring to Fig. 1, Fig. 2, the triplet exhaust manifold inlet flange of the utility model boring positioner has a clamp body 1.According to the project organization of exhaust manifold, clamp body 1 top board 2 is provided with the drill jig hole 3 corresponding with the inlet flange connecting through hole.The top board 2 of clamp body 1 is provided with 3 boring positioning clamping fixtures 4 and workpiece clamping mechanism; Wherein 3 positioning clamping fixtures 4 are separately positioned on and exhaust manifold two ends and the middle corresponding position of air flue air inlet; Wherein the locating detent Y of the positioning clamping fixture at two ends axially is provided with; The locating detent X axis of middle positioning clamping fixture is provided with, and is respectively applied for the X axis location and the Y axial location of exhaust manifold air inlet.The upper surface of top board 2 is used for the exhaust manifold positioning reference plane as the plane of orientation 2-1 of exhaust manifold datum level location---the Z axial location of inlet flange end face.
Said positioning clamping fixture 4 has the core carcass 11 of a T shape, and the top of this core carcass 11 is set with gland 12 through centre bolt 10, and core carcass 11 is slidingly matched with gland 12, between gland 12 and the core carcass 11 holddown spring 13 is set.The sidepiece of gland 12 is provided with position-limitting pin 15, and the sidepiece of said core carcass 11 is provided with the limit sliding chutes 14 that cooperates with said position-limitting pin 15, to prevent the rotation of core carcass 11.The bottom of core carcass 11 is provided with two point location pawls 9, is respectively arranged with 3 through holes at the bushing plate 2 of corresponding installing and locating mold 4, and said bolt 10 and locating detent 9 install with through hole that said bushing plate 2 is provided with respectively and be connected.Like this, said positioning clamping fixture 4 is fixedly mounted on the bushing plate 2, and makes said core carcass 11 be in the elastic compression state all the time through bolt 10.Said workpiece clamping mechanism is formed with briquetting 5 by clamping fluid cylinder 7; Wherein, Clamping fluid cylinder 7 is connected with the top board of clamp body 1 through connecting pedestal 6; Briquetting 5 is installed in the flexible end that clamps fluid cylinder 7 through connecting support plate 8, when carrying out inlet flange boring, can exhaust manifold bored be pressed on the clamp body 1 by briquetting 5.The arranged outside inclined-plane of said locating detent 9.Being easy to get into the exhaust manifold air inlet, and under the pressure of said compression spring 13, closely cooperate with the exhaust manifold air inlet.The exhaust manifold inlet flange boring positioner of the utility model is specially adapted to 4 cylinders or 6 Cylinder engine air flues are located for the clamping of circular exhaust manifold inlet flange boring.
The utility model is that two air admission holes with the exhaust manifold two ends are positioning reference with a middle air admission hole in use, and three air admission holes all adopt two point locations.Concrete grammar is: said clamp body is fixed on the workbench of radial drilling machine or machining center, exhaust manifold inlet flange end face that again will be to be holed is adjacent to down on the plane of orientation of said bushing plate, realizes the Z reference axis location of exhaust manifold with this.Simultaneously, the air admission hole that makes the exhaust manifold two ends and middle air admission hole respectively with said locating detent corresponding matching, each inlet flange of exhaust manifold is accurately located thus.Then, start said clamping fluid cylinder, exhaust manifold is compressed, can utilize said drill jig hole to carry out the boring of inlet flange by conventional method through said briquetting.
Claims (6)
1. triplet exhaust manifold inlet flange boring positioner; It is characterized in that: it has a clamp body; Drill jig hole, a plurality of boring positioning clamping fixture and at least 2 cover workpiece clamping mechanism are set on the top board of clamp body, are provided for the plane of orientation of exhaust manifold datum level location on the bushing plate.
2. triplet exhaust manifold inlet flange boring positioner as claimed in claim 1; It is characterized in that: said positioning clamping fixture has the core carcass of a T shape; The top of this core carcass is set with gland through centre bolt; Between said gland and the core carcass holddown spring is set, the sidepiece of said core carcass is provided with limit sliding chutes, the position-limitting pin that the sidepiece setting of gland cooperates with said limit sliding chutes; The bottom of said core carcass is provided with locating detent, said bolt and locating detent respectively with said bushing plate on the through hole that is provided with install and be connected.
3. triplet exhaust manifold inlet flange boring positioner as claimed in claim 1; It is characterized in that: said workpiece clamping mechanism is formed by clamping fluid cylinder and briquetting; Wherein, Clamp fluid cylinder and be connected with the top board of clamp body through connecting pedestal, briquetting is installed in the flexible end that clamps fluid cylinder through connecting support plate.
4. triplet exhaust manifold inlet flange boring positioner as claimed in claim 1; It is characterized in that: said boring positioning clamping fixture is separately positioned on and exhaust manifold two ends and the middle corresponding position of air flue air admission hole; Wherein the locating detent Y reference axis of the positioning clamping fixture at two ends is to setting, and the locating detent coordinate X axis of middle positioning clamping fixture is provided with.
5. triplet exhaust manifold inlet flange boring positioner as claimed in claim 1, it is characterized in that: the quantity of said boring positioning clamping fixture is 3.
6. triplet exhaust manifold inlet flange boring positioner as claimed in claim 2 is characterized in that: the arranged outside inclined-plane of said locating detent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201653497U CN202539637U (en) | 2012-04-18 | 2012-04-18 | Positioning device for drilling of three-mould exhaust manifold air inflow flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201653497U CN202539637U (en) | 2012-04-18 | 2012-04-18 | Positioning device for drilling of three-mould exhaust manifold air inflow flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202539637U true CN202539637U (en) | 2012-11-21 |
Family
ID=47160327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201653497U Expired - Fee Related CN202539637U (en) | 2012-04-18 | 2012-04-18 | Positioning device for drilling of three-mould exhaust manifold air inflow flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202539637U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102653010A (en) * | 2012-04-18 | 2012-09-05 | 河南省西峡汽车水泵股份有限公司 | Drilling positioning device and drilling positioning method for gas inlet flange of three-mold exhaust manifold |
| CN103817552A (en) * | 2014-02-21 | 2014-05-28 | 无锡瑞真精密机械有限公司 | Two-sided milling fixture for blank forming molds |
| CN103934712A (en) * | 2014-04-28 | 2014-07-23 | 成都陵川特种工业有限责任公司 | Drilling locating device for exhaust manifold air intake flange communication hole |
-
2012
- 2012-04-18 CN CN2012201653497U patent/CN202539637U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102653010A (en) * | 2012-04-18 | 2012-09-05 | 河南省西峡汽车水泵股份有限公司 | Drilling positioning device and drilling positioning method for gas inlet flange of three-mold exhaust manifold |
| CN102653010B (en) * | 2012-04-18 | 2015-04-22 | 河南省西峡汽车水泵股份有限公司 | Drilling positioning device and drilling positioning method for gas inlet flange of three-mold exhaust manifold |
| CN103817552A (en) * | 2014-02-21 | 2014-05-28 | 无锡瑞真精密机械有限公司 | Two-sided milling fixture for blank forming molds |
| CN103934712A (en) * | 2014-04-28 | 2014-07-23 | 成都陵川特种工业有限责任公司 | Drilling locating device for exhaust manifold air intake flange communication hole |
| CN103934712B (en) * | 2014-04-28 | 2016-03-23 | 成都陵川特种工业有限责任公司 | For the drilling-hole positioning device of exhaust manifold inlet flange intercommunicating pore |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20200418 |