CN105215397A - The little head end bore process of automobile gas exhausting manifold branch - Google Patents
The little head end bore process of automobile gas exhausting manifold branch Download PDFInfo
- Publication number
- CN105215397A CN105215397A CN201510617760.1A CN201510617760A CN105215397A CN 105215397 A CN105215397 A CN 105215397A CN 201510617760 A CN201510617760 A CN 201510617760A CN 105215397 A CN105215397 A CN 105215397A
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- Prior art keywords
- exhaust manifold
- positioning seat
- cylinder
- drill bit
- face
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
- B23B39/161—Drilling machines with a plurality of working-spindles; Drilling automatons with parallel work spindles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
- B23B49/02—Boring templates or bushings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The present invention discloses the little head end bore process of a kind of automobile gas exhausting manifold branch, and the left part of horizonal base plate is provided with sliding bottom and promotes cylinder; Sliding bottom end face is installed with motor and drill bit guide holder, and the right side of motor is fixed with a connecting box; The active gear wheel of the output shaft right-hand member of motor often engages with 3 driven pinion, and these 3 driven pinion are solidly set on a corresponding driving shaft respectively; The right-hand member of every root driving shaft is coaxially connected with the afterbody of a drill bit by a drill bit coupling assembling; The left rear vertical of exhaust manifold positioning seat end face is provided with the first locating dowel, and the right front vertical of exhaust manifold positioning seat end face is provided with the second locating dowel; Exhaust manifold positioning seat left front is provided with the first cylinder, and exhaust manifold positioning seat right front is provided with the second cylinder, and exhaust manifold positioning seat right back is provided with the 3rd cylinder.The present invention can bore 3 installing holes on exhaust manifold simultaneously, so just can ensure the position degree requirement of 3 installing holes well.
Description
Technical field
The invention belongs to automobile gas exhausting manifold branch manufacture field, particularly relate to the little head end bore process of a kind of automobile gas exhausting manifold branch.
Background technology
Exhaust manifold is the vitals of automobile engine exhaust system, and its little head end has 4 installing holes, and the axial line of these 3 installing holes parallels, and position is close.Current processing method is holed one by one, and such processing mode not only working (machining) efficiency is low, and the position degree in 3 holes cannot Reliable guarantee, for this reason above-mentioned technical barrier of urgent need solution.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of automobile gas exhausting manifold branch little head end bore process, for boring 3 installing holes at little head end simultaneously.
Technical scheme of the present invention is as follows: the little head end bore process of a kind of automobile gas exhausting manifold branch, is characterized in that comprising the steps:
Step a a: rig is set on pedestal, this rig comprises horizonal base plate (1) and exhaust manifold positioning seat (13), wherein horizonal base plate (1) is rectangular slab, and this horizonal base plate is bolted on pedestal by T-shaped; The left part of described horizonal base plate (1) is provided with a sliding bottom (2) and promotion cylinder (3), the piston rod right-hand member and sliding bottom (2) left end that wherein promote cylinder (3) are fixed, this sliding bottom and described horizonal base plate (1) are slidably matched, and can horizontally slip under the effect promoting cylinder (3); Described sliding bottom (2) end face is installed with a motor (4) and drill bit guide holder (5), wherein motor (4) is positioned at drill bit guide holder (5) left side, the right side of this motor is fixed with a connecting box (6), and the right side of connecting box (6) is installed with a taper connection bucket (7); The output shaft right-hand member of described motor (4) is installed with an initiatively gear wheel (8), this active gear wheel often engages with 3 driven pinion (9), these 3 driven pinion are solidly set on a corresponding driving shaft (10) respectively, the left end of these 3 driving shafts and right part respectively by bearings on the boxboard that described connecting box (6) is corresponding; The right-hand member of driving shaft (10) described in every root is coaxially connected with the afterbody of a drill bit (11) by a drill bit coupling assembling, and this drill bit coupling assembling is arranged on described taper connection bucket (7) right-hand member; Be separately installed with a drill bushing (12) in 3 installing holes on described drill bit guide holder (5), 3 described drill bits (11) are each passed through the centre bore of corresponding drill bushing (12);
Described exhaust manifold positioning seat (13) is fixedly located at the right part of horizonal base plate (1) end face, and the end face of this exhaust manifold positioning seat is left low right high inclined-plane; The left rear vertical of described exhaust manifold positioning seat (13) end face is provided with the first locating dowel (14), the right front vertical of this exhaust manifold positioning seat end face is provided with the second locating dowel (30), the diameter of these two locating dowels is identical, and either flush, and with exhaust manifold positioning seat (13) top surface being parallel; The right of described first locating dowel (14) has 2 prelocalization pins (15) from left to right side by side, alignment pin (16) after having 2 side by side about described second locating dowel (30) left, the equal diameters of these alignment pins, and be less than the diameter of described first locating dowel (14), and the either flush of all alignment pins, and with the top surface being parallel of described exhaust manifold positioning seat (13), and lower than the end face of the first locating dowel (14);
Described exhaust manifold positioning seat (13) left front is provided with the first cylinder (17), this exhaust manifold positioning seat right front is provided with the second cylinder (18), exhaust manifold positioning seat (13) right back is provided with the 3rd cylinder (19), these three cylinders are all vertically located on the end face of described horizonal base plate (1), and the piston rod upper end of first, second and third cylinder (17,18,19) is all fixed with one piece of horizontal pressure foot (20), these three pieces of horizontal pressure foots are used for exhaust manifold to be pressed on exhaust manifold positioning seat (13);
Step b: be first positioned on exhaust manifold positioning seat (13) by exhaust manifold by first and second locating dowel described (14,30) and forward and backward alignment pin (15,16), is restarted described first, second and third cylinder (17,18,19) and is pressed on by exhaust manifold on exhaust manifold positioning seat (13); Secondly, start described motor (4) and promote cylinder (3), to hole on exhaust manifold, after boring puts in place, control motor (4) reversion, and the piston rod promoting cylinder (3) is retracted, and then controls first, second and third cylinder (17,18,19) and is unclamped by exhaust manifold, finally taken off from exhaust manifold positioning seat (13) by exhaust manifold.
In technique scheme, exhaust manifold is positioned on exhaust manifold positioning seat (13) by the first locating dowel (14), the second locating dowel (30), prelocalization pin (15) and rear alignment pin (16), and is compressed by three pieces of horizontal pressure foots (20).During boring, the power of motor (4) is delivered on 3 driving shafts (10) by power transmission shaft (7), thus drives 3 drill bit synchronous axial system.Meanwhile, promote cylinder (3) promotion sliding bottom (2) and move right, thus drive 3 drill bit axial feeds, and then realize boring.
Adopt above technical scheme, the present invention can bore 3 installing holes on exhaust manifold simultaneously, fixed by the relative distance between 3 drill bits, also without repeated clamping exhaust manifold and location drill bit, so just can ensure the position degree requirement of 3 installing holes well, the defect of holing one by one before avoiding well, and the rig structure that this bore process adopts is simple, easy to implement.Further, drill bit guide holder (5) and drill bit synchronously move right, and so just can ensure that, well to drill bit right-hand member location, when so just can more effectively prevent the head of drill bit from holing, generation is acutely shaken, thus ensures borehole accuracy further.
As preferably, described drill bit coupling assembling comprises interior adapter sleeve (21) and clamping screw (24), wherein the centre bore of interior adapter sleeve (21) is flat hole, flat side's section tight fit of this flat hole and described driving shaft (10) right-hand member and drill bit (11) afterbody; Described interior adapter sleeve (21) is arranged on by bearing in the centre bore of outer adapter sleeve (22), the outer wall of this outer adapter sleeve is installed with a radial block (23), radial block has a bar hole (23a) along its length; Described clamping screw (24), through after the bar hole (23a) on the bolt through-hole on taper connection bucket (7) and radial block (23), is set with a clamp nut (25).
Adopt above structure, so just effectively can connect driving shaft (10) and drill bit (11), to ensure the reliable of transmission, and can ensure that drill bit freely rotates, and this modular construction is simple, easy to implement.In addition, the drill bit after can also better wearing and tearing quickly and easily is time saving and energy saving.
Beneficial effect: the present invention can bore 3 installing holes on exhaust manifold simultaneously, fixed by the relative distance between 3 drill bits, so just can ensure the position degree requirement of 3 installing holes well, the defect of holing one by one before avoiding well, and this bore process to adopt the drill bit of rig to connect reliable, convenient to disassembly; In addition, drill bit guide holder and drill bit synchronously move right, and so just can ensure that, well to drill bit right-hand member location, when so just can more effectively prevent the head of drill bit from holing, generation is acutely shaken, thus ensures borehole accuracy further.
Accompanying drawing explanation
Fig. 1 adopts by the present invention the structural representation of rig.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the partial enlarged drawing of part A in Fig. 1.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described:
The little head end bore process of a kind of automobile gas exhausting manifold branch, is characterized in that comprising the steps:
Step a a: rig is set on pedestal, as Fig. 1,2,3 can find out, this rig is primarily of the formation such as horizonal base plate 1, sliding bottom 2, promotion cylinder 3, motor 4, drill bit guide holder 5, connecting box 6, taper connection bucket 7, initiatively gear wheel 8, driven pinion 9, driving shaft 10, drill bit 11 and drill bushing 12.Wherein, horizonal base plate 1 is rectangular slab, and this horizonal base plate 1 is bolted on pedestal by T-shaped.Be provided with a sliding bottom 2 and a promotion cylinder 3 at the left part of horizonal base plate 1, the piston rod right-hand member and sliding bottom 2 left end that wherein promote cylinder 3 are fixed.Sliding bottom 2 is coordinated with slide by chute with horizonal base plate 1, and can horizontally slip under the effect promoting cylinder 3.Sliding bottom 2 end face is installed with a motor 4 and drill bit guide holder 5, wherein motor 4 is positioned at drill bit guide holder 5 left side, the right side of this motor 4 is fixed with a connecting box 6, and the right side of connecting box 6 is installed with a taper connection bucket 7, and design can ensure that power reliably transmits like this.
The output shaft right-hand member of motor 4 is installed with an initiatively gear wheel 8, this active gear wheel 8 often engages with 3 driven pinion 9, these 3 driven pinion 9 are solidly set on a corresponding driving shaft 10 respectively, the left end of these 3 driving shafts 10 and right part respectively by bearings on the boxboard of connecting box 6 correspondence.The right-hand member of every root driving shaft 10 is coaxially connected with the afterbody of a drill bit 11 by a drill bit coupling assembling, and this drill bit coupling assembling is arranged on taper connection bucket 7 right-hand member, and the axial line of the axial line of driving shaft 10 and taper connection bucket 7 is on same straight line.Be separately installed with a drill bushing 12 in 3 installing holes on drill bit guide holder 5, the bigger diameter end of this drill bushing 12 right-hand member exceedes the right side of drill bit guide holder 5, and 3 drill bits 11 are each passed through the centre bore of corresponding drill bushing 12.
Drill bit coupling assembling comprises interior adapter sleeve 21 and clamping screw 24, and wherein, the centre bore of adapter sleeve 21 is flat hole, flat side's section tight fit of this flat hole and driving shaft 10 right-hand member and drill bit 11 afterbody.Interior adapter sleeve 21 is arranged in the centre bore of outer adapter sleeve 22 by bearing, the outer wall of this outer adapter sleeve is installed with a radial block 23, radial block has a bar hole 23a along its length.Clamping screw 24, through after the bolt through-hole on taper connection bucket 7 and the bar hole 23a on radial block 23, is set with a clamp nut 25.
As shown in Figure 1, 2, exhaust manifold positioning seat 13 is fixedly located at the right part of horizonal base plate 1 end face, and the end face of this exhaust manifold positioning seat 13 is left low right high inclined-plane.The left rear vertical of exhaust manifold positioning seat 13 end face is provided with the first locating dowel 14, the right front vertical of this exhaust manifold positioning seat 13 end face is provided with the second locating dowel 30, the diameter of these two locating dowels is identical, and either flush, and with exhaust manifold positioning seat 13 top surface being parallel.The right of the first locating dowel 14 has 2 prelocalization pins 15 from left to right side by side, alignment pin 16 after having 2 side by side about the second locating dowel 30 left, the equal diameters of these alignment pins, and be less than the diameter of the first locating dowel 14, and the either flush of all alignment pins, and with the top surface being parallel of exhaust manifold positioning seat 13, and lower than the end face of the first locating dowel 14.
Exhaust manifold positioning seat 13 left front is provided with the first cylinder 17, and this exhaust manifold positioning seat right front is provided with the second cylinder 18, and exhaust manifold positioning seat 13 right back is provided with the 3rd cylinder 19, and these three cylinders are all vertically located on the end face of horizonal base plate 1.The piston rod upper end of the first cylinder 17, second cylinder 18 and the 3rd cylinder 19 is all fixed with one piece of horizontal pressure foot 20, and these three pieces of horizontal pressure foots are used for exhaust manifold to be pressed on exhaust manifold positioning seat 13, so just can ensure reliably to compress.
Step b: first by described first locating dowel 14, second locating dowel 30, prelocalization pin 15, rear alignment pin 16, exhaust manifold is positioned on exhaust manifold positioning seat 13, restarts the first cylinder 17, second cylinder 18, exhaust manifold is pressed on exhaust manifold positioning seat 13 by the 3rd cylinder 19; Secondly, starter motor 4 and promotion cylinder 3, to hole on exhaust manifold, after boring puts in place.Control motor 4 to reverse, and the piston rod promoting cylinder 3 is retracted, and then controls the first cylinder 17, second cylinder 18, exhaust manifold unclamps by the 3rd cylinder 19, is finally taken off from exhaust manifold positioning seat 13 by exhaust manifold.In stepb, the macroscopic mode of Main Basis sees that the drilling depth of drill bit judges whether boring puts in place.
The foregoing is only preferred embodiment of the present invention, is not restriction with the present invention, and all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. the little head end bore process of automobile gas exhausting manifold branch, is characterized in that comprising the steps:
Step a a: rig is set on pedestal, this rig comprises horizonal base plate (1) and exhaust manifold positioning seat (13), wherein horizonal base plate (1) is rectangular slab, and this horizonal base plate is bolted on pedestal by T-shaped; The left part of described horizonal base plate (1) is provided with a sliding bottom (2) and promotion cylinder (3), the piston rod right-hand member and sliding bottom (2) left end that wherein promote cylinder (3) are fixed, this sliding bottom and described horizonal base plate (1) are slidably matched, and can horizontally slip under the effect promoting cylinder (3); Described sliding bottom (2) end face is installed with a motor (4) and drill bit guide holder (5), wherein motor (4) is positioned at drill bit guide holder (5) left side, the right side of this motor is fixed with a connecting box (6), and the right side of connecting box (6) is installed with a taper connection bucket (7); The output shaft right-hand member of described motor (4) is installed with an initiatively gear wheel (8), this active gear wheel often engages with 3 driven pinion (9), these 3 driven pinion are solidly set on a corresponding driving shaft (10) respectively, the left end of these 3 driving shafts and right part respectively by bearings on the boxboard that described connecting box (6) is corresponding; The right-hand member of driving shaft (10) described in every root is coaxially connected with the afterbody of a drill bit (11) by a drill bit coupling assembling, and this drill bit coupling assembling is arranged on described taper connection bucket (7) right-hand member; Be separately installed with a drill bushing (12) in 3 installing holes on described drill bit guide holder (5), 3 described drill bits (11) are each passed through the centre bore of corresponding drill bushing (12);
Described exhaust manifold positioning seat (13) is fixedly located at the right part of horizonal base plate (1) end face, and the end face of this exhaust manifold positioning seat is left low right high inclined-plane; The left rear vertical of described exhaust manifold positioning seat (13) end face is provided with the first locating dowel (14), the right front vertical of this exhaust manifold positioning seat end face is provided with the second locating dowel (30), the diameter of these two locating dowels is identical, and either flush, and with exhaust manifold positioning seat (13) top surface being parallel; The right of described first locating dowel (14) has 2 prelocalization pins (15) from left to right side by side, alignment pin (16) after having 2 side by side about described second locating dowel (30) left, the equal diameters of these alignment pins, and be less than the diameter of described first locating dowel (14), and the either flush of all alignment pins, and with the top surface being parallel of described exhaust manifold positioning seat (13), and lower than the end face of the first locating dowel (14);
Described exhaust manifold positioning seat (13) left front is provided with the first cylinder (17), this exhaust manifold positioning seat right front is provided with the second cylinder (18), exhaust manifold positioning seat (13) right back is provided with the 3rd cylinder (19), these three cylinders are all vertically located on the end face of described horizonal base plate (1), and the piston rod upper end of first, second and third cylinder (17,18,19) is all fixed with one piece of horizontal pressure foot (20), these three pieces of horizontal pressure foots are used for exhaust manifold to be pressed on exhaust manifold positioning seat (13);
Step b: be first positioned on exhaust manifold positioning seat (13) by exhaust manifold by first and second locating dowel described (14,30) and forward and backward alignment pin (15,16), is restarted described first, second and third cylinder (17,18,19) and is pressed on by exhaust manifold on exhaust manifold positioning seat (13); Secondly, start described motor (4) and promote cylinder (3), to hole on exhaust manifold, after boring puts in place, control motor (4) reversion, and the piston rod promoting cylinder (3) is retracted, and then controls first, second and third cylinder (17,18,19) and is unclamped by exhaust manifold, finally taken off from exhaust manifold positioning seat (13) by exhaust manifold.
2. the little head end bore process of automobile gas exhausting manifold branch according to claim 1, it is characterized in that: described drill bit coupling assembling comprises interior adapter sleeve (21) and clamping screw (24), wherein the centre bore of interior adapter sleeve (21) is flat hole, flat side's section tight fit of this flat hole and described driving shaft (10) right-hand member and drill bit (11) afterbody; Described interior adapter sleeve (21) is arranged on by bearing in the centre bore of outer adapter sleeve (22), the outer wall of this outer adapter sleeve is installed with a radial block (23), radial block has a bar hole (23a) along its length; Described clamping screw (24), through after the bar hole (23a) on the bolt through-hole on taper connection bucket (7) and radial block (23), is set with a clamp nut (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510617760.1A CN105215397B (en) | 2015-09-24 | 2015-09-24 | The small head end bore process of automobile gas exhausting manifold branch |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510617760.1A CN105215397B (en) | 2015-09-24 | 2015-09-24 | The small head end bore process of automobile gas exhausting manifold branch |
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| Publication Number | Publication Date |
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| CN105215397A true CN105215397A (en) | 2016-01-06 |
| CN105215397B CN105215397B (en) | 2018-01-02 |
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| CN201510617760.1A Active CN105215397B (en) | 2015-09-24 | 2015-09-24 | The small head end bore process of automobile gas exhausting manifold branch |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116422931A (en) * | 2023-04-26 | 2023-07-14 | 绍兴上虞中隧风机有限公司 | Automatic perforating device of blade tip of axial fan impeller |
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2015
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997010914A1 (en) * | 1995-09-19 | 1997-03-27 | Fabor S.R.L. | Glass plate automatic drilling and milling machine |
| CN1995688A (en) * | 2006-01-05 | 2007-07-11 | 孙孝庆 | Oscillatory auger hole and dredging device |
| CN201483025U (en) * | 2009-09-10 | 2010-05-26 | 大连亚明汽车部件股份有限公司 | Double-drilling special equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116422931A (en) * | 2023-04-26 | 2023-07-14 | 绍兴上虞中隧风机有限公司 | Automatic perforating device of blade tip of axial fan impeller |
| CN116422931B (en) * | 2023-04-26 | 2024-04-16 | 绍兴上虞中隧风机有限公司 | Automatic perforating device of blade tip of axial fan impeller |
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| CN105215397B (en) | 2018-01-02 |
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Effective date of registration: 20171206 Address after: China town of Jiangyan District of Jiangsu Province, Taizhou Yue drum road 225516 No. 1 Applicant after: Feichuan Co., Ltd., Jiangsu Address before: 402764 Chongqing city Bishan County Dingjia Town Economic Development Zone in the sand Applicant before: Chongqing Minfa Automobile Fittings Co., Ltd. |
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