CN103252660A - Exhaust manifold pressurization flange connecting hole locating device and hole drilling locating method - Google Patents

Exhaust manifold pressurization flange connecting hole locating device and hole drilling locating method Download PDF

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Publication number
CN103252660A
CN103252660A CN2013101841743A CN201310184174A CN103252660A CN 103252660 A CN103252660 A CN 103252660A CN 2013101841743 A CN2013101841743 A CN 2013101841743A CN 201310184174 A CN201310184174 A CN 201310184174A CN 103252660 A CN103252660 A CN 103252660A
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China
Prior art keywords
exhaust manifold
flange
supercharging
hole
locating
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CN2013101841743A
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Chinese (zh)
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CN103252660B (en
Inventor
冯长虹
李振河
骞晓娜
陈旭
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Feilong Automotive Parts Co., Ltd.
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Henan Province Xixia Automobile Water Pump Co Ltd
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Priority to CN201310184174.3A priority Critical patent/CN103252660B/en
Publication of CN103252660A publication Critical patent/CN103252660A/en
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Publication of CN103252660B publication Critical patent/CN103252660B/en
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Abstract

The invention discloses an exhaust manifold pressurization flange connecting hole locating device which comprises a clamp body. A fixed type elastic core tire body is arranged on a base plate of the clamp body, and the base plate is connected with a workpiece clamping plate through a three-shaft moving mechanism. According to the exhaust manifold pressurization flange connecting hole locating device, a locating pin is used for carrying out initial reference locating, the workpiece clamping plate and an exhaust manifold are lifted in the Z direction through a lifting construction member, sliding guide rails on a Y guide rail shaft and an X shaft carry out forced movement, the position of an air outlet of the exhaust manifold is corrected, the exhaust manifold continues to be lifted to an upper press plate to be attached to a pressurization flange face and be hovered, the fact that the exhaust manifold pressurization flange face is level is achieved, locking of the exhaust manifold pressurization flange face in the Z direction is ensured, three-direction locating locking of the pressurization flange face is finally achieved, hole drilling of a pressurization flange connecting hole is lastly achieved, and chamfering and tapping are carried out. Due to the adoption of the technical scheme, location precision and quality of hole drilling are reliably ensured, and large-scale production of hole drilling machining of all kinds of exhaust manifold pressurization flanges is convenient to achieve.

Description

Exhaust manifold supercharging flange connecting hole positioner and drilling and positioning method
Technical field
The invention belongs to the automobile engine production technical field, particularly a kind of exhaust manifold supercharging flange connecting hole positioner and drilling and positioning method.
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 by connecting bolt; The gas outlet is connected with booster by 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 by exhaust manifold, exhaust main, catalyst, silencer.Therefore, except the exhaust passage that requires exhaust manifold inside had higher body precision, the quality quality that supercharging flange in exhaust manifold outlet side is connected with booster can influence performance and the exhaust emission standard of engine too.If the supercharging flange is connected defective tightness with booster, all can fall the task of improving its combination on the sealing mat to a great extent, even the connecting bolt reinforcing is big again, also can't resolve the objective problem that rigid contact does not closely bring, and during normal use will soon produce the baneful influence that exhaust noise is big, engine is unable.So when producing exhaust manifold, will the connection hole location of exhaust manifold supercharging flange be detected, whether compares when namely the physical location of supercharging flange connecting hole and size are with design in the deviation range of permission, particularly the center of its boring.But testing result is often disappointing, trace it to its cause serves as the localization method poor reliability that the location benchmark is implemented to hole with the parallel some flange faces of the inlet end of exhaust manifold exactly, cause the supercharging flange connecting hole and the drawing different design that process, influence engine performance.At present, though high efficiency Digit Control Machine Tool or machining center are arranged, this class process equipment does not still possess suitable matched clamp, realizes fast, precisely locatees, if the employing configuration rates will inevitably cause increasing of processing cost at tens0000 yuan import laser scanning device.Therefore, the utmost point is necessary to design a kind of novel exhaust manifold supercharging flange connecting hole positioner and explores its drilling and positioning method, solves the difficult problem of this permanent puzzlement producer, the difficult step of stepping out technological innovation.
Summary of the invention
The objective of the invention is to address the above problem; a kind of large-scale production that is applicable to various exhaust manifold supercharging flange drilling processing is provided; the location accurately, drilling quality is reliable, production efficiency is high, and simple and practical exhaust manifold supercharging flange connecting hole positioner and drilling and positioning method.
Realize that the technical scheme that purpose of the present invention is taked is: a kind of exhaust manifold supercharging flange connecting hole positioner, comprise clamp body, fixed core tire detent mechanism is set on the base plate of described clamp body, and described base plate connects the clamping workpiece plate by three travel mechanisms.
Be provided for locating the plane of orientation of exhaust manifold inlet flange on the described clamping workpiece plate away from described fixed core tire detent mechanism one side.
Two or three alignment pins that are used for initial alignment exhaust manifold air inlet are set on the described plane of orientation.
Described three travel mechanisms comprise the lift component that is arranged at described clamping workpiece plate bottom, described lift component top X-axis and with described X-axis orthogonal Y axis of guide in horizontal plane.
Described lift component is set to elevating lever or hydraulic elevating platform, and described lift component is established the locking control.
On the described X-axis rail plate is set, described rail plate is set to spherical guide or feather key guide rail or mandrel slide block guide rail.
The described Y axis of guide comprises at least two parallel leads, and described lead passes lining.
Described fixed core tire detent mechanism has a fixed core tire arm, the front end of described core tire arm is connected with the core carcass by bolt, described core tire arm is connected with described base plate by firm banking, described core carcass comprises successively and installs upper fixed seat and the movable gland that is connected with described bolt, the all sides of described gland arrange locating piece, between described movable gland and locating piece and the described upper fixed seat compression spring is set respectively, described core tire arm front portion arranges the top board of location supercharging end face of flange, and the locating piece gap of described top board and free state is less than described holddown spring stroke.
Described locating piece front portion arranges lead-in chamfered.
On the described locating piece guide post is set.
On the described clamp body base plate Y-direction retaining mechanism is set.
Described Y-direction retaining mechanism comprises that at least three groups that both sides, described clamping workpiece plate front and back arrange support locking member.
Described Y-direction retaining mechanism comprises Y-direction push rod or jackscrew and at least two group hydraulic pressure or the pneumatic type telescopic lever that arranges on the described clamp body base plate.
Described Y-direction retaining mechanism comprises some locating holes and the supporting tight fixed bolt securing member that arranges on the described clamp body base plate.
On the described clamp body base plate X-direction retaining mechanism is set, described X-direction retaining mechanism comprises that at least two groups that the described clamping workpiece plate left and right sides arranges support locking member.
A kind of method of using above-mentioned exhaust manifold supercharging flange connecting hole positioner to carry out exhaust manifold supercharging flange connection connecting hole boring location may further comprise the steps:
Plane of orientation with exhaust manifold inlet flange face is located benchmark as first, and described exhaust manifold is abutted against on the described plane of orientation, carries out the initial reference location by described alignment pin;
By described lift component described clamping workpiece plate is risen together with described exhaust manifold Z-direction, the rail plate that arranges on the axis of guide of Y described in the lifting process and the described X-axis is done diriven motion, proofread and correct position, described exhaust manifold gas outlet, realize X, the Y-direction location of described exhaust manifold supercharging end face of flange;
Continue to promote described clamping workpiece plate together with described exhaust manifold, top board applying supercharging end face of flange by described core tire arm front portion also hovers, guarantee described exhaust manifold supercharging end face of flange level, and realize the Z-direction locking of described exhaust manifold supercharging end face of flange;
Realize X, the Y-direction locking of described exhaust manifold by described X-direction retaining mechanism and Y-direction retaining mechanism, finish the three-dimensional positioning and locking of described supercharging end face of flange;
Finish the boring of described supercharging end face of flange connecting hole, and chamfering, tapping.
Exhaust manifold supercharging flange connecting hole positioner of the present invention and drilling and positioning method, locate benchmark with some end face of flange that the exhaust manifold inlet end is parallel as first, described exhaust manifold is abutted against on the described plane of orientation, carry out the initial reference location by described alignment pin, described alignment pin size is significantly less than the size of described air inlet, this moment, described exhaust manifold flange had the trend that necessarily leans forward, the design of the design consideration workpiece of clamp body supercharging flange endface position own, carry out behind the initial alignment at X, Y, the distance that the Z three-dimensional moves freely remains in the very little scope, reduced to adjust the activity time of location on a large scale, by described lift component described clamping workpiece plate is risen together with described exhaust manifold Z-direction then, described locating piece forces the rail plate that arranges on the described Y axis of guide and the described X-axis to do diriven motion, proofread and correct position, described exhaust manifold gas outlet, continue to promote described clamping workpiece plate together with described exhaust manifold, top board applying supercharging end face of flange by described core tire arm front portion also hovers, realize described exhaust manifold supercharging end face of flange level, unsettled under the described alignment pin normal condition at this moment, being in the state of not stressing does not stress, and the Z-direction that guarantees described exhaust manifold supercharging end face of flange is locked, realize the X of described exhaust manifold by described X-direction retaining mechanism and Y-direction retaining mechanism, Y-direction locking, realize the X of described exhaust manifold supercharging end face of flange, the Y-direction location, finally finish the three-dimensional positioning and locking of described supercharging end face of flange, finish the boring of described supercharging end face of flange connecting hole at last, and chamfering, tapping.Adopt exhaust manifold supercharging flange connecting hole positioner of the present invention and drilling and positioning method, guarantee positional precision and the quality of boring reliably, be convenient to realize the large-scale production of various exhaust manifold supercharging flange drilling processing.
Advantages such as compared with prior art, exhaust manifold supercharging flange connecting hole positioner of the present invention has simple in structure, cheap, easy to operate, and adaptability is strong.This positioner and boring method go for various engine exhaust ports and are the boring processing of connecting hole on the exhaust manifold supercharging end face of flange of circular or oval air flue.
Description of drawings
Fig. 1 is the structural representation of exhaust manifold supercharging flange connecting hole positioner among the present invention
Fig. 2 is the left view of the described exhaust manifold supercharging of Fig. 1 of the present invention flange connecting hole positioner;
Fig. 3 is the structural representation of flexible core tire among Fig. 1 of the present invention.
The specific embodiment
Specific embodiment one
As Fig. 1, Fig. 2 and shown in Figure 3, a kind of exhaust manifold supercharging flange connecting hole positioner comprises clamp body, and fixed core tire detent mechanism is set on the described clamp body base plate 1, and described clamp body base plate 1 connects clamping workpiece plate 2 by three travel mechanisms.
Be provided for locating the plane of orientation 3 of exhaust manifold inlet flange on the described clamping workpiece plate 2 away from described fixed core tire detent mechanism one side, two or three alignment pins 4 that are used for initial alignment exhaust manifold air inlet are set on the described plane of orientation 3.
Described three travel mechanisms comprise the lift component 7 that is arranged at described clamping workpiece plate bottom, described lift component 7 tops X-axis and with described X-axis orthogonal Y axis of guide in horizontal plane.
Described lift component 7 is set to elevating lever or hydraulic elevating platform, and motion is steadily reliable, and can certainly derive is motion pneumatic type lift component, and described lift component 7 is established the locking control.
Rail plate 8 is set on the described X-axis, and described rail plate is set to spherical guide or feather key guide rail or mandrel slide block guide rail, and resistance is very little in the diriven motion process, is convenient to accurate location.
The described Y axis of guide comprises at least two parallel leads 9, and described lead 9 passes lining 10.
Described fixed core tire detent mechanism has a fixed core tire arm 11, the front end of described core tire arm 11 is connected with the core carcass by bolt 12, described core tire arm 11 is connected with described base plate 1 by firm banking, described core carcass comprises successively and installs upper fixed seat and the movable gland 13 that is connected with described bolt 12, described movable gland 13 all sides arrange locating piece 15, compression spring 14 is set respectively between described movable gland 13 and locating piece 15 and the described upper fixed seat, described core tire arm 11 front portions arrange the top board 16 of location supercharging end face of flange, and the locating piece gap of described top board 16 and free state is less than described holddown spring stroke.
Described locating piece 15 front portions arrange lead-in chamfered, are convenient in the process of pressing down workpiece progressively be proofreaied and correct, and rise can not produce interference in making.
On the described locating piece 15 guide post 17 is set, described guide post 17 passes the slide opening that described core tire arm 11 sidepieces arrange, prevent described locating piece 7 in motion process, twist, unsceptered.
On the described clamp body base plate 1 the Y-direction retaining mechanism is set, it is obvious to compress effect, keeps its position degree constant in the process of location and processing work.
Described Y-direction retaining mechanism comprises that at least three groups that both sides, described clamping workpiece plate front and back arrange support locking member.
Described Y-direction retaining mechanism comprises the pull bar 6 that the Y-direction push rod that arranges on the described clamp body base plate or jackscrew 18 and at least two group hydraulic pressure or cylinder 5 drive.
On the described clamp body base plate 1 the X-direction retaining mechanism is set, described X-direction retaining mechanism comprises that at least two groups that the described clamping workpiece plate left and right sides arranges support locking member 19.
A kind of method of using above-mentioned exhaust manifold supercharging flange connecting hole positioner to carry out exhaust manifold supercharging flange connecting hole location may further comprise the steps:
Plane of orientation 3 with exhaust manifold inlet flange face is located benchmark as first, and described exhaust manifold is abutted against on the described plane of orientation 3, carries out the initial reference location by described alignment pin 4;
By described lift component 7 described clamping workpiece plate 2 is risen together with described exhaust manifold Z-direction, the rail plate that arranges on the axis of guide of Y described in the lifting process and the described X-axis is done diriven motion, proofread and correct position, described exhaust manifold gas outlet, realize X, the Y-direction location of described exhaust manifold supercharging end face of flange;
Continue to promote described clamping workpiece plate 2 together with described exhaust manifold, top board 16 applying supercharging end face of flange by described core tire arm 11 front portions also hover, guarantee described exhaust manifold supercharging end face of flange level, and realize the Z-direction locking of described exhaust manifold supercharging end face of flange;
Realize X, the Y-direction locking of described exhaust manifold by described X-direction retaining mechanism and Y-direction retaining mechanism, finish the three-dimensional positioning and locking of described supercharging end face of flange;
Finish the boring of described supercharging end face of flange connecting hole, and chamfering, tapping.
Specific embodiment two
Be with specific embodiment one difference part: described Y-direction retaining mechanism comprises some locating holes and the supporting tight fixed bolt securing member that arranges on the described clamp body base plate.
Specific embodiment three
Be with specific embodiment one or two difference parts: X-direction retaining mechanism and Y-direction retaining mechanism are set to three groups, four groups respectively.
In above-described embodiment, exhaust manifold supercharging flange connecting hole positioner of the present invention and drilling and positioning method, plane of orientation with the parallel some flange faces of exhaust manifold inlet end is located benchmark as first, described exhaust manifold is abutted against on the described plane of orientation, carry out the initial reference location by described alignment pin, described alignment pin size is significantly less than the size of described air inlet, this moment, described exhaust manifold flange had the trend that necessarily leans forward, the design of the design consideration workpiece of clamp body supercharging flange endface position own, carry out behind the initial alignment at X, Y, the distance that the Z three-dimensional moves freely remains in the very little scope, reduced to adjust the activity time of location on a large scale, by described lift component described clamping workpiece plate is risen together with described exhaust manifold Z-direction then, described locating piece forces the rail plate that arranges on the described Y axis of guide and the described X-axis to do diriven motion, proofread and correct position, described exhaust manifold gas outlet, continue to promote described clamping workpiece plate together with described exhaust manifold, top board applying supercharging end face of flange by described core tire arm front portion also hovers, realize described exhaust manifold supercharging end face of flange level, unsettled under the described alignment pin normal condition at this moment, being in the state of not stressing does not stress, and the Z-direction that guarantees described exhaust manifold supercharging end face of flange is locked, realize the X of described exhaust manifold by described X-direction retaining mechanism and Y-direction retaining mechanism, Y-direction locking, realize the X of described exhaust manifold supercharging end face of flange, the Y-direction location, finally finish the three-dimensional positioning and locking of described supercharging end face of flange, finish the boring of described supercharging end face of flange connecting hole at last, and chamfering, tapping.Adopt exhaust manifold supercharging flange connecting hole positioner of the present invention and drilling and positioning method, guarantee positional precision and the quality of boring reliably, be convenient to realize the large-scale production of various exhaust manifold supercharging flange drilling processing.
Advantages such as compared with prior art, exhaust manifold supercharging flange connecting hole positioner of the present invention has simple in structure, cheap, easy to operate, and adaptability is strong.This positioner and boring method go for various engine exhaust ports and are the boring processing of connecting hole on the exhaust manifold supercharging end face of flange of circular or oval air flue.

Claims (10)

1. an exhaust manifold supercharging flange connecting hole positioner comprises clamp body, it is characterized in that: fixed core tire detent mechanism is set on the base plate of described clamp body, and described base plate connects the clamping workpiece plate by three travel mechanisms.
2. exhaust manifold supercharging flange connecting hole positioner according to claim 1, it is characterized in that: be provided for locating the plane of orientation of exhaust manifold inlet flange on the described clamping workpiece plate away from described fixed core tire detent mechanism one side, two or three alignment pins that are used for initial alignment exhaust manifold air inlet are set on the described plane of orientation.
3. exhaust manifold supercharging flange connecting hole positioner according to claim 1 is characterized in that: described three travel mechanisms comprise the lift component that is arranged at described clamping workpiece plate bottom, described lift component top X-axis and with described X-axis orthogonal Y axis of guide in horizontal plane.
4. as exhaust manifold supercharging flange connecting hole positioner as described in the claim 3, it is characterized in that: described lift component is set to elevating lever or hydraulic elevating platform, and described lift component is established the locking control.
5. exhaust manifold supercharging flange connecting hole positioner according to claim 1, it is characterized in that: on the described X-axis rail plate is set, described rail plate is set to spherical guide or feather key guide rail or mandrel slide block guide rail.
6. as exhaust manifold supercharging flange connecting hole positioner as described in the claim 3, it is characterized in that: the described Y axis of guide comprises at least two parallel leads, and described lead passes lining.
7. exhaust manifold supercharging flange connecting hole positioner as claimed in claim 1 or 2, it is characterized in that: described fixed core tire detent mechanism has a fixed core tire arm, the front end of described core tire arm is connected with the core carcass by bolt, described core tire arm is connected with described base plate by firm banking, described core carcass comprises successively and installs upper fixed seat and the movable gland that is connected with described bolt, the all sides of described gland arrange locating piece, between described movable gland and locating piece and the described upper fixed seat compression spring is set respectively, on the described locating piece guide post is set, described core tire arm front portion arranges the top board of location supercharging end face of flange, and the locating piece gap of described top board and free state is less than described holddown spring stroke.
8. as claim 1-7 exhaust manifold supercharging flange connecting hole positioner as described in each, it is characterized in that: on the described clamp body base plate Y-direction retaining mechanism is set.
9. as claim 1-7 exhaust manifold supercharging flange connecting hole positioner as described in each, it is characterized in that: on the described clamp body base plate X-direction retaining mechanism is set, described X-direction retaining mechanism comprises that at least two groups that the described clamping workpiece plate left and right sides arranges support locking member.
A use as claim 8 or 9 as described in each exhaust manifold supercharging flange connecting hole positioner carry out the method that exhaust manifold supercharging flange connects connecting hole boring location, it is characterized in that: may further comprise the steps:
Plane of orientation with exhaust manifold inlet flange face is located benchmark as first, and described exhaust manifold is abutted against on the described plane of orientation, carries out the initial reference location by described alignment pin;
By described lift component described clamping workpiece plate is risen together with described exhaust manifold Z-direction, the rail plate that arranges on the axis of guide of Y described in the lifting process and the described X-axis is done diriven motion, proofread and correct position, described exhaust manifold gas outlet, realize X, the Y-direction location of described exhaust manifold supercharging end face of flange;
Continue to promote described clamping workpiece plate together with described exhaust manifold, top board applying supercharging end face of flange by described core tire arm front portion also hovers, guarantee described exhaust manifold supercharging end face of flange level, and realize the Z-direction locking of described exhaust manifold supercharging end face of flange;
Realize X, the Y-direction locking of described exhaust manifold by described X-direction retaining mechanism and Y-direction retaining mechanism, finish the three-dimensional positioning and locking of described supercharging end face of flange;
Finish the boring of described supercharging end face of flange connecting hole, and chamfering, tapping.
CN201310184174.3A 2013-05-19 2013-05-19 Exhaust manifold supercharging flange connecting hole positioner and drilling and positioning method Active CN103252660B (en)

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Cited By (6)

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CN103612131A (en) * 2013-11-29 2014-03-05 芜湖通和汽车管路系统有限公司 Cutting tool of oil suction pipe of engine sump
CN106239216A (en) * 2016-08-27 2016-12-21 河南飞龙(芜湖)汽车零部件有限公司 One is used for processing air discharging manifold flange hole fixture
CN106271743A (en) * 2016-09-05 2017-01-04 福建南铝车辆零部件有限公司 A kind of aluminium section bar Rapid clamping positioning device
CN106312177A (en) * 2016-08-27 2017-01-11 河南飞龙(芜湖)汽车零部件有限公司 Fixture for sawing groove in large surface of exhaust manifold
CN106799576A (en) * 2017-02-14 2017-06-06 无锡威孚力达催化净化器有限责任公司 Upper and lower manifold component decorates fixture
CN109483263A (en) * 2018-12-06 2019-03-19 南阳飞龙汽车零部件有限公司 Core tire positioning device and core tire localization method

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Publication number Priority date Publication date Assignee Title
CN103612131A (en) * 2013-11-29 2014-03-05 芜湖通和汽车管路系统有限公司 Cutting tool of oil suction pipe of engine sump
CN103612131B (en) * 2013-11-29 2016-06-08 芜湖通和汽车管路系统股份有限公司 A kind of engine sump tank oil suction pipe cutting tool
CN106239216A (en) * 2016-08-27 2016-12-21 河南飞龙(芜湖)汽车零部件有限公司 One is used for processing air discharging manifold flange hole fixture
CN106312177A (en) * 2016-08-27 2017-01-11 河南飞龙(芜湖)汽车零部件有限公司 Fixture for sawing groove in large surface of exhaust manifold
CN106312177B (en) * 2016-08-27 2018-06-22 河南飞龙(芜湖)汽车零部件有限公司 A kind of big face kerf fixture of exhaust manifold
CN106271743A (en) * 2016-09-05 2017-01-04 福建南铝车辆零部件有限公司 A kind of aluminium section bar Rapid clamping positioning device
CN106799576A (en) * 2017-02-14 2017-06-06 无锡威孚力达催化净化器有限责任公司 Upper and lower manifold component decorates fixture
CN109483263A (en) * 2018-12-06 2019-03-19 南阳飞龙汽车零部件有限公司 Core tire positioning device and core tire localization method

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