CN202539636U - Drilling location device for intake flanges of dual exhaust manifolds - Google Patents
Drilling location device for intake flanges of dual exhaust manifolds Download PDFInfo
- Publication number
- CN202539636U CN202539636U CN201220165343XU CN201220165343U CN202539636U CN 202539636 U CN202539636 U CN 202539636U CN 201220165343X U CN201220165343X U CN 201220165343XU CN 201220165343 U CN201220165343 U CN 201220165343U CN 202539636 U CN202539636 U CN 202539636U
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- exhaust manifold
- location
- top board
- locating detent
- core
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Abstract
The utility model discloses a drilling location device for the intake flanges of dual exhaust manifolds, which is provided with a clamp body, a location drill plate is arranged on the top of the clamp body, a location plane used for locating the reference surfaces of the exhaust manifolds is arranged on the bottom of the location drill plate, a drilling location jig and a drill hole are arranged on the location drill plate, and at least two workpiece clamping mechanisms are arranged below the location drill plate. The drilling location device takes the two intake holes of the exhaust manifolds as location references, one intake hole is located by four points, and the other intake hole is located by two points. The drilling location device can be used for realizing accurate location for the intake flanges of the exhaust manifolds, reliably ensuring the drilling quality, and realizing the large-scale production of drilling machining for the intake flanges of various exhaust manifolds by virtue of a simple location device. The drilling location device has the advantages of being simple in structure, low in cost, convenient in operation, etc.
Description
Technical field
The utility model belongs to the automobile engine production technical field, particularly a kind of twins 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 twins 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 twins exhaust manifold inlet flange boring positioner; Has a clamp body; The top board bottom of clamp body is provided for the plane of orientation of exhaust manifold datum level location; Boring positioning clamping fixture and drill jig hole are set on the top board, and the top board below is provided with at least 2 cover workpiece clamping mechanism.
Said positioning clamping fixture is formed by installing the 4 point location core tires and the 2 point location core tires that are connected with said top board respectively; Said 4 point location core molds have the X axis locating detent and the Y axial location pawl of Π font structure; And be installed on the guide post successively; The top of guide post is provided with pressure cap through nut, is respectively equipped with the compression spring between pressure cap and X axis locating detent and the Y axial location pawl, said guide post, X axis locating detent and Y axial location pawl respectively with said top board on the through hole that is provided with install and be connected; Said X axis locating detent and Y axial location pawl all stretch out outside the top board, and cooperate with the exhaust manifold air inlet; Said 2 point location core molds have the core carcass of the shape of falling a Т structure, and the top of this core carcass is coated with gland, and the both sides, bottom are provided for the locating detent of Y axial location; The centre installs by connecting bolt; This connecting bolt is threaded with said gland, between said core carcass and the gland holddown spring is set, and the sidepiece of said central shaft is provided with limit sliding chutes; The position-limitting pin that the sidepiece setting of gland cooperates with said limit sliding chutes; Said bolt and locating detent respectively with said top board on the through hole that is provided with install and be connected, said locating detent stretches out outside the top board, and cooperates with the exhaust manifold air inlet.
Said workpiece clamping mechanism is formed by clamping fluid cylinder and briquetting, wherein, clamps fluid cylinder and is connected with top board through connecting pedestal, and briquetting is installed in the flexible end that clamps fluid cylinder through connecting support plate.
The arranged outside inclined-plane of said X axis locating detent, Y axial location pawl and locating piece.
Said 4 point location core tires and 2 point location core tires are separately positioned on and the corresponding position of air flue air inlet, exhaust manifold two ends.
The twins exhaust manifold inlet flange boring positioner of the utility model; Two air admission holes with the exhaust manifold two ends are positioning reference; 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 4 cylinders or the circular air flue exhaust manifold of 6 Cylinder engines inlet flange.
Description of drawings
Fig. 1 is the structural representation of twins exhaust manifold inlet flange boring positioner in the utility model;
Fig. 2 is the structural representation of 4 point location core tires among Fig. 1;
Fig. 3 is the structural representation of 2 point location core tires among Fig. 1.
The specific embodiment
Referring to Fig. 1, Fig. 2, Fig. 3; The twins twins exhaust manifold inlet flange boring positioner of the utility model; Has a clamp body 1; Top board 2 bottoms of clamp body 1 are provided for the plane of orientation 2-1 of exhaust manifold datum level location, are used for the exhaust manifold positioning reference plane---and the Z of inlet flange end face is to the location.According to waiting that the model specification that bores exhaust manifold is provided with boring positioning clamping fixture and drill jig hole 9, be respectively applied for the location of exhaust manifold inlet flange and each connecting through hole thereof on the top board 2, the below of top board 2 is provided with at least 2 cover workpiece clamping mechanism.
Said positioning clamping fixture is formed by installing the 4 point location core tires 3 and the 2 point location core tires 4 that are connected with said top board 2 respectively; Said 4 point location core tires 3 have X axis locating detent 11 and Y axial location pawl 10; Two locating detents are Π font structure; Be installed on successively on the guide post 14, and can slide along guide post 14 easy on and off.Pressure cap 15 is equipped with through nut 16 in the top of guide post 14, is respectively equipped with compression spring 18,17 between pressure cap 15 and X axis locating detent 11 and the Y axial location pawl 10, with X axis locating detent 11 and Y axial location pawl 10 elastic compressions.Said guide post 14, X axis locating detent 11 and Y axial location pawl 10 respectively with said top board 2 on the through hole that is provided with install and be connected, through guide post 14 4 point location core tires 3 are fixed on the top board 2.Said X axis locating detent 11 all stretches out outside the top board 2 with Y axial location pawl 10, and cooperates with the exhaust manifold air inlet, implements two reference axis location of exhaust manifold air inlet.The lower outside of said X axis locating detent 11 and Y axial location pawl 10 adopts ramp structure, so that get into the air inlet of exhaust manifold.
The core carcass 21 that said 2 point location core tires 4 have the shape of falling a Т structure, the top of this core carcass 21 is coated with gland 22, and the both sides, bottom are provided for the locating detent 19 of Y axial location; The centre is coated with connecting bolt 20; This connecting bolt 20 is threaded with said gland 22, between said core carcass 21 and the gland 22 holddown spring 23 is set, and the sidepiece of said core carcass 21 is provided with limit sliding chutes 24; The position-limitting pin 25 that the sidepiece setting of gland 22 cooperates with said limit sliding chutes 24; Said bolt 20 and locating detent 19 respectively with said top board 2 on the through hole that is provided with install and be connected, said locating detent 19 stretches out outside the top board 2, and cooperates with the exhaust manifold air inlet; Implement the Y axial location of exhaust manifold air inlet, prevent the rotation of exhaust manifold in boring procedure.The outside of said locating detent 19 is a ramp structure, being easy to get into the exhaust manifold air inlet, and under the pressure of said holddown spring 23, closely cooperates with the exhaust manifold air inlet.
Said 4 point location core tires 3 and 2 point location core tires 4 are separately positioned on and the corresponding position of air flue air inlet, exhaust manifold two ends, have orientation distance far away, so that the rotation of exhaust manifold when preventing drilling.
Said workpiece clamping mechanism is positioned at the bottom of said top board 2, forms with briquetting 5 by clamping fluid cylinder 7, wherein, clamps fluid cylinder 7 and is connected with top board 2 through connecting pedestal 6, and briquetting 5 is installed in the flexible end that clamps fluid cylinder 7 through connecting support plate 8.The utility model twins exhaust manifold inlet flange boring positioner and drilling equipment are specially adapted to the clamping location of the supporting exhaust manifold inlet flange boring of 4/6 Cylinder engine.
The utility model is that two air admission holes with the exhaust manifold two ends are positioning reference in use, and one of them air admission hole adopts four point locations, and another air admission hole adopts 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 up on said plane of orientation, realizes the Z reference axis location of exhaust manifold with this.Simultaneously, the air inlet of exhaust manifold one end is cooperated respectively with said X axis locating detent, Y axial location pawl, 4 anchor points of X axis locating detent and Y axial location pawl lay respectively on the X reference axis and Y reference axis of exhaust manifold; The air inlet of the other end cooperates with the axial locating detent of the said 2 point location core tire Y of address respectively, and 2 anchor points of locating detent are positioned on the Y reference axis of exhaust manifold; 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 (5)
1. twins exhaust manifold inlet flange boring positioner; Has a clamp body; The top board bottom of clamp body is provided for the plane of orientation of exhaust manifold datum level location, and boring positioning clamping fixture and drill jig hole are set on the top board, and the top board below is provided with at least 2 cover workpiece clamping mechanism.
2. twins exhaust manifold inlet flange boring positioner as claimed in claim 1; It is characterized in that: said positioning clamping fixture is formed by installing the 4 point location core tires and the 2 point location core tires that are connected with said top board respectively; Said 4 point location core molds have the X axis locating detent and the Y axial location pawl of Π font structure; And be installed on the guide post successively; The top of guide post is provided with pressure cap through nut, is respectively equipped with the compression spring between pressure cap and X axis locating detent and the Y axial location pawl, said guide post, X axis locating detent and Y axial location pawl respectively with said top board on the through hole that is provided with install and be connected; Said X axis locating detent and Y axial location pawl all stretch out outside the top board, and cooperate with the exhaust manifold air inlet; Said 2 point location core molds have the core carcass of the shape of falling a Т structure, and the top of this core carcass is coated with gland, and the both sides, bottom are provided for the locating detent of Y axial location; The centre installs by connecting bolt; This connecting bolt is threaded with said gland, between said core carcass and the gland holddown spring is set, and 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; Said bolt and locating detent respectively with said top board on the through hole that is provided with install and be connected, said locating detent stretches out outside the top board, and cooperates with the exhaust manifold air inlet.
3. twins 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 top board through connecting pedestal, briquetting is installed in the flexible end that clamps fluid cylinder through connecting support plate.
4. twins exhaust manifold inlet flange boring positioner as claimed in claim 2 is characterized in that: the arranged outside inclined-plane of said X axis locating detent, Y axial location pawl and locating piece.
5. twins exhaust manifold inlet flange boring positioner as claimed in claim 2, it is characterized in that: said 4 point location core tires and 2 point location core tires are separately positioned on and the corresponding position of air flue air inlet, exhaust manifold two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220165343XU CN202539636U (en) | 2012-04-18 | 2012-04-18 | Drilling location device for intake flanges of dual exhaust manifolds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220165343XU CN202539636U (en) | 2012-04-18 | 2012-04-18 | Drilling location device for intake flanges of dual exhaust manifolds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202539636U true CN202539636U (en) | 2012-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220165343XU Expired - Fee Related CN202539636U (en) | 2012-04-18 | 2012-04-18 | Drilling location device for intake flanges of dual exhaust manifolds |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202539636U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102649172A (en) * | 2012-04-18 | 2012-08-29 | 河南省西峡汽车水泵股份有限公司 | Drilling positioning device and drilling positioning method of double-tire exhaust manifold air inlet flange |
| CN103252666A (en) * | 2013-05-19 | 2013-08-21 | 河南省西峡汽车水泵股份有限公司 | Novel connecting hole positioning device and drilling hole positioning method for boosting flange of exhaust manifold |
-
2012
- 2012-04-18 CN CN201220165343XU patent/CN202539636U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102649172A (en) * | 2012-04-18 | 2012-08-29 | 河南省西峡汽车水泵股份有限公司 | Drilling positioning device and drilling positioning method of double-tire exhaust manifold air inlet flange |
| CN102649172B (en) * | 2012-04-18 | 2014-07-02 | 河南省西峡汽车水泵股份有限公司 | Drilling positioning device and drilling positioning method of double-tire exhaust manifold air inlet flange |
| CN103252666A (en) * | 2013-05-19 | 2013-08-21 | 河南省西峡汽车水泵股份有限公司 | Novel connecting hole positioning device and drilling hole positioning method for boosting flange of exhaust manifold |
| CN103252666B (en) * | 2013-05-19 | 2016-04-20 | 河南省西峡汽车水泵股份有限公司 | Novel exhaust manifold supercharging flange connecting hole positioner and drilling and positioning method |
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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: 20121121 Termination date: 20200418 |
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| CF01 | Termination of patent right due to non-payment of annual fee |