CN202517089U - Drilling positioning device for air inlet flange of four-hole type exhaust manifold - Google Patents
Drilling positioning device for air inlet flange of four-hole type exhaust manifold Download PDFInfo
- Publication number
- CN202517089U CN202517089U CN2012201653514U CN201220165351U CN202517089U CN 202517089 U CN202517089 U CN 202517089U CN 2012201653514 U CN2012201653514 U CN 2012201653514U CN 201220165351 U CN201220165351 U CN 201220165351U CN 202517089 U CN202517089 U CN 202517089U
- Authority
- CN
- China
- Prior art keywords
- exhaust manifold
- inlet flange
- positioning
- hole
- drilling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Drilling And Boring (AREA)
Abstract
The utility model discloses a drilling positioning device for an air inlet flange of a four-hole type exhaust manifold. The drilling positioning device comprises a clamp body, wherein a positioning plane for positioning a reference surface of the exhaust manifold is arranged at the bottom of a top plate of the clamp body, two single-hole positioning molds, a double-hole positioning mold and a plurality of through holes are arranged on the top plate, the through holes are respectively matched with the single-hole positioning molds and the double-hole positioning mold, a drilling jig hole for guiding a drilling bit is further arranged, and at least two sets of workpiece clamping mechanisms are arranged below the top plate; and a drilling positioning method is performed by taking four air inlet holes of the exhaust manifold as the positioning reference. The drilling positioning device disclosed by the utility model can realize precise positioning of the air inlet flange of the exhaust manifold, reliably ensure the drilling quality and realize the large-scale production of drilling processing of the air inlet flanges of various exhaust manifolds by the simple positioning device. The drilling positioning device has the advantages of simple structure, low cost and convenience in operation.
Description
Technical field
The utility model belongs to the automobile engine production technical field, particularly a kind of quadrifora 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 quadrifora 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 quadrifora exhaust manifold inlet flange boring positioner; Has a clamp body; The clamp body top is provided with the spitting drill template; The bottom of spitting drill template is provided for the plane of orientation of exhaust manifold datum level location; The a plurality of through holes that 2 single hole positioning clamping fixtures, a diplopore positioning clamping fixture are set on the spitting drill template and cooperate with single hole positioning clamping fixture, diplopore positioning clamping fixture respectively, and be provided with the drill jig hole that is used for the drill bit guiding, spitting drill template below is provided with at least 2 cover workpiece clamping mechanism.
Said single hole 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 axially 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 Y axial location pawl, and said bolt installs with said through hole respectively with Y axial location pawl and is connected.
Said diplopore positioning clamping fixture have one long-armed; Long-armed middle part is integrally formed with bearing pin, and two ends are provided with the X axis locating detent, and bearing pin is set with gland through centre bolt; The compression spring is set between gland and the bearing pin; The sidepiece of said bearing pin is provided with axial slide, and the position-limitting pin that the sidepiece setting of gland cooperates with said limit sliding chutes, said centre bolt install with said through hole respectively with the X axis locating detent 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 X axis locating detent and Y axial location pawl respectively with the air admission hole corresponding matching at exhaust manifold two ends, on X axis locating detent and the Y axial location pawl inclined-plane is set all.
The quadrifora exhaust manifold inlet flange boring positioner of the utility model; Two air admission holes with the exhaust manifold two ends are positioning reference with two middle air admission holes; 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 non-circular air flue exhaust manifold of 6 Cylinder engines inlet flange.
Description of drawings
Fig. 1 is the structural representation of quadrifora exhaust manifold inlet flange boring positioner in the utility model;
Fig. 2 is the structural representation of single hole positioning clamping fixture among Fig. 1;
Fig. 3 is the structural representation of diplopore positioning clamping fixture among Fig. 1.
The specific embodiment
Referring to Fig. 1, Fig. 2, Fig. 3; The quadrifora exhaust manifold inlet flange boring positioner of the utility model; Have a clamp body 1, top board 3 bottoms of clamp body 1 are provided with plane of orientation 3-1, are used for the exhaust manifold positioning reference plane---the Z axial location of inlet flange end face.The a plurality of through holes that 2 single hole positioning clamping fixtures 9, a diplopore positioning clamping fixture 8 are set on the top board 3 and cooperate with single hole positioning clamping fixture 9, diplopore positioning clamping fixture 8 respectively; And being provided with the drill jig hole 3-1 that is used for the drill bit guiding, top board 3 belows are provided with the workpiece clamping mechanism that is fixedly clamped that at least 2 covers are used to treat driller's part.
Said single hole positioning clamping fixture 9 has the core carcass 20 of a T shape, and the top of this core carcass 20 is set with gland 21 through centre bolt 19, and core carcass 20 is slidingly matched with gland 21, between said gland 21 and the core carcass 20 holddown spring 22 is set.The sidepiece of said core carcass 20 is axially arranged with limit sliding chutes 23, the position-limitting pin 24 that the sidepiece setting of gland 21 cooperates with said limit sliding chutes 23, and like this, gland 21 can move to axial with core carcass 20, and can not relatively rotate.The bottom of said core carcass 20 is provided with Y axial location pawl 18, and said bolt 19 installs with said top board 3 respectively with Y axial location pawl 18 and is connected, and said Y axial location pawl 18 stretches out outside the top board 3, and cooperates with the air admission hole at exhaust manifold two ends respectively.Like this, said single hole positioning clamping fixture 9 is fixedly mounted on the top board 3, and makes said core carcass 20 be in the elastic compression state all the time through bolt 19.
Said diplopore location tire 8 tools be used to wait the to hole X axis location of exhaust manifold, it have one long-armed 11, long-armed 11 middle part is integrally formed with bearing pin 15, two ends are provided with X axis locating detent 10.Bearing pin 15 is set with gland 16 through centre bolt 17, and compression spring 14 is set between gland 16 and the bearing pin 15.The sidepiece of said bearing pin 15 is axially arranged with chute 13; The position-limitting pin 12 that the sidepiece setting of gland 16 cooperates with said chute 13; Gland 16 can move up and down with bearing pin 15 relatively, but can not rotate, and is positioned at all the time on the axis of exhaust manifold air admission hole with two pawls that keep X axis locating detent 10.Said centre bolt 17 installs with said top board 3 respectively with X axis locating detent 10 and is connected, and through centre bolt 17 X axis positioning clamping fixture 8 is fixedly connected on the top board 3.The X axis locating detent 10 at two ends stretches out outside the top board 3, and respectively with exhaust manifold in the middle of adjacent two air admission hole corresponding matching, be used for the X axis location of exhaust manifold air admission hole.The arranged outside inclined-plane of said X axis locating detent 10 and Y axial location pawl 18 being easy to get into the exhaust manifold air inlet, and closely cooperates with the exhaust manifold air inlet, is used for the Y axial location of exhaust manifold air admission hole.
Said workpiece clamping mechanism be used to wait the to hole clamping of exhaust manifold is fixed; It is formed with briquetting 4 by clamping fluid cylinder 6; Wherein, clamp fluid cylinder 6 and be connected with the top board of clamp body 1 through connecting pedestal 7, briquetting 4 is installed in the flexible end that clamps fluid cylinder 6 through connecting support plate 5.
The utility model is that 4 air admission holes with exhaust manifold are positioning reference in use, and wherein 2 air admission holes adopt two point locations, and 2 air admission holes adopt a point location in addition.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 admission hole at exhaust manifold two ends is cooperated with said single hole positioning clamping fixture respectively, and locating detent is positioned on the Y reference axis of exhaust manifold; 2 middle air admission holes cooperate with said diplopore positioning clamping fixture, and locating detent is positioned on the X reference axis of exhaust manifold, and each inlet flange of exhaust manifold is accurately located thus.Then, start said clamping fluid cylinder, exhaust manifold is compressed, just can utilize said drill jig hole to carry out the boring of inlet flange by conventional method through said exhaust manifold briquetting.
Claims (5)
1. quadrifora exhaust manifold inlet flange boring positioner; It is characterized in that: it has a clamp body; The top board bottom of clamp body is provided for the plane of orientation of exhaust manifold datum level location; The a plurality of through holes that 2 single hole positioning clamping fixtures, a diplopore positioning clamping fixture are set on the top board and cooperate with single hole positioning clamping fixture, diplopore positioning clamping fixture respectively, and be provided with the drill jig hole that is used for the drill bit guiding, the top board below is provided with at least 2 cover workpiece clamping mechanism.
2. quadrifora exhaust manifold inlet flange boring positioner as claimed in claim 1; It is characterized in that: said single hole 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 axially 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 Y axial location pawl, and said bolt installs with said through hole respectively with Y axial location pawl and is connected.
3. quadrifora exhaust manifold inlet flange boring positioner as claimed in claim 1; It is characterized in that: said diplopore positioning clamping fixture have one long-armed; Long-armed middle part is integrally formed with bearing pin, and two ends are provided with the X axis locating detent, and bearing pin is set with gland through centre bolt; The compression spring is set between gland and the bearing pin; The sidepiece of said bearing pin is provided with axial slide, and the position-limitting pin that the sidepiece setting of gland cooperates with said limit sliding chutes, said centre bolt install with said through hole respectively with the X axis locating detent and be connected.
4. quadrifora 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.
5. like claim 2 or 3 described quadrifora exhaust manifold inlet flange boring positioners; It is characterized in that: said X axis locating detent and Y axial location pawl respectively with the air admission hole corresponding matching at exhaust manifold two ends, on X axis locating detent and the Y axial location pawl inclined-plane is set all.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201653514U CN202517089U (en) | 2012-04-18 | 2012-04-18 | Drilling positioning device for air inlet flange of four-hole type exhaust manifold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201653514U CN202517089U (en) | 2012-04-18 | 2012-04-18 | Drilling positioning device for air inlet flange of four-hole type exhaust manifold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202517089U true CN202517089U (en) | 2012-11-07 |
Family
ID=47100057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201653514U Withdrawn - After Issue CN202517089U (en) | 2012-04-18 | 2012-04-18 | Drilling positioning device for air inlet flange of four-hole type exhaust manifold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202517089U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102649170A (en) * | 2012-04-18 | 2012-08-29 | 河南省西峡汽车水泵股份有限公司 | Drilling and positioning device of air inlet flange of four-hole type exhaust manifold and drilling and positioning method |
-
2012
- 2012-04-18 CN CN2012201653514U patent/CN202517089U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102649170A (en) * | 2012-04-18 | 2012-08-29 | 河南省西峡汽车水泵股份有限公司 | Drilling and positioning device of air inlet flange of four-hole type exhaust manifold and drilling and positioning method |
| CN102649170B (en) * | 2012-04-18 | 2014-01-15 | 河南省西峡汽车水泵股份有限公司 | Drilling and positioning device of air inlet flange of four-hole type exhaust manifold and drilling and positioning method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201304576Y (en) | Drill press principal shaft boring apparatus | |
| CN102649171B (en) | Adjustable drill hole positioning device and drill hole positioning method for air inlet flange of exhaust manifold | |
| CN103252666B (en) | Novel exhaust manifold supercharging flange connecting hole positioner and drilling and positioning method | |
| CN103252660B (en) | Exhaust manifold supercharging flange connecting hole positioner and drilling and positioning method | |
| CN203003529U (en) | Clamp for machining of keyway of camshaft | |
| CN106002405A (en) | Hydraulic clamp achieving quick clamping | |
| CN201279688Y (en) | Bidirectionary movable, rotatable fixture of drilling machine | |
| CN202556109U (en) | Drill hole positioning device of gas inlet flange of exhaust manifold | |
| CN202539637U (en) | Positioning device for drilling of three-mould exhaust manifold air inflow flange | |
| CN202639927U (en) | Adjustable boring positioning device for exhaust manifold inlet flange | |
| CN203390581U (en) | Connecting hole positioning device of supercharging flange of exhaust manifold | |
| CN204018781U (en) | A kind of multistation valve flange drilling equipment | |
| CN102653061A (en) | Drilling positioning device and drilling positioning method for gas inlet flange of exhaust manifold | |
| CN203292886U (en) | Novel exhaust manifold pressurization flange connecting hole locating device | |
| CN202539636U (en) | Drilling location device for intake flanges of dual exhaust manifolds | |
| CN202517089U (en) | Drilling positioning device for air inlet flange of four-hole type exhaust manifold | |
| CN105458798B (en) | A kind of flexible core tire automatic positioning equipment | |
| CN102649172B (en) | Drilling positioning device and drilling positioning method of double-tire exhaust manifold air inlet flange | |
| CN201856076U (en) | Valve lock clamp pressing device | |
| CN202556110U (en) | Drilling and locating device for exhaust manifold air-inlet flange | |
| CN102649170B (en) | Drilling and positioning device of air inlet flange of four-hole type exhaust manifold and drilling and positioning method | |
| CN102653009B (en) | Fixed-type exhaust manifold intake flange drilling and positioning device and drilling and positioning method | |
| CN102653010B (en) | Drilling positioning device and drilling positioning method for gas inlet flange of three-mold exhaust manifold | |
| CN102689184A (en) | Machine tool for simultaneously machining threaded holes on air inlet side and air outlet side of cylinder | |
| CN205166476U (en) | Big hole machining anchor clamps of connecting rod |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121107 Effective date of abandoning: 20140115 |
|
| RGAV | Abandon patent right to avoid regrant |