CN105149649A - Small-head end drilling method for automobile exhaust manifold - Google Patents
Small-head end drilling method for automobile exhaust manifold Download PDFInfo
- Publication number
- CN105149649A CN105149649A CN201510618061.9A CN201510618061A CN105149649A CN 105149649 A CN105149649 A CN 105149649A CN 201510618061 A CN201510618061 A CN 201510618061A CN 105149649 A CN105149649 A CN 105149649A
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- Prior art keywords
- exhaust manifold
- positioning seat
- drill bit
- face
- locating dowel
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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
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
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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
- B23B39/162—Drilling machines with a plurality of working-spindles; Drilling automatons with parallel work spindles having gear transmissions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
- B23B47/30—Additional gear with one or more working-spindles attachable to the main working-spindle and mounting the additional gear
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- 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
- B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/04—Work clamping means using fluid means or a vacuum
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a small-head end drilling method for an automobile exhaust manifold. The small-head end drilling method is characterized by comprising the following steps: step a, a drilling device is arranged on a base, wherein a transmission box is fixedly arranged on the left part of the top surface of a horizontal bottom plate in the drilling device, and a motor is mounted in the transmission box; a drive big gear is fixedly arranged at the right end of a transmission shaft in a sleeving mode, wherein the drive big gear is constantly meshed with three driven small gears which are fixed on a corresponding drive shaft in the sleeveing mode respectively; a slide base is arranged at the right side of a connecting box, and the bottom of the slide base is in sliding fit with a guide rail on the top surface of the horizontal bottom plate, and the slide base can slide left and right under the driving of a pushing motor; an exhaust manifold positioning base is mounted on the top surface of the slide base; a first air cylinder is arranged at the left front side of the exhaust manifold positioning base; a second air cylinder is arranged at the right rear side of the exhaust manifold positioning base; and the two air cylinders are vertically arranged on the top surface of the slide base. The small-head end drilling method can be used for simultaneously drilling three mounting holes in the exhaust manifold, so that the position requirements of the three mounting holes can be guaranteed very well.
Description
Technical field
The invention belongs to automobile gas exhausting manifold branch manufacture field, particularly relate to the little head end boring method 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 boring method, for boring 3 installing holes at little head end simultaneously.
Technical scheme of the present invention is as follows: the little head end boring method of a kind of automobile gas exhausting manifold branch, is characterized in that comprising the steps:
Step a a: drilling equipment is set on pedestal, this drilling equipment comprises horizonal base plate (1) and sliding seat (30), and 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) end face is installed with a transmission case (3), at transmission case, motor (5) is installed, the driving pulley of this motor output shaft left end is connected with the driven pulley on power transmission shaft (7) by driving-belt (6), and the left part of this power transmission shaft and middle part are by the installing hole of bearings on transmission case (3); Described power transmission shaft (7) right-hand member reaches in connecting box (8), and this connecting box is located at described transmission case (3) the right, and is fixed with this transmission case by the level connection joint post (9) circumferentially arranged; The right-hand member of described power transmission shaft (7) is installed with an initiatively gear wheel (10), this active gear wheel often engages with 3 driven pinion (11), these 3 driven pinion are solidly set on a corresponding driving shaft (12) respectively, the left end of these 3 driving shafts and right part respectively by bearings on the boxboard that described connecting box (8) is corresponding; The right-hand member of driving shaft (12) described in every root is coaxially connected with the afterbody of a drill bit (13) by a drill bit coupling assembling, this drill bit coupling assembling is arranged on taper connection bucket (14) right-hand member, and taper connection bucket (14) left end is fixedly connected with described connecting box (8) right-hand member;
Described sliding seat (30) is located at connecting box (8) front-right, coordinate with the slide of horizonal base plate (1) end face bottom it, and sliding seat (30) is connected with the pushing motor (32) of horizonal base plate (1) end face by feed screw nut's assembly (31), and can horizontally slip under the drive of this pushing motor; Described sliding seat (30) end face is provided with an exhaust manifold positioning seat (15), 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 (15) end face is provided with the first locating dowel (16), the right front vertical of this exhaust manifold positioning seat end face is provided with the second locating dowel (17), the diameter of these two locating dowels is identical, and either flush, the first locating dowel (16) end face is positioned at the below of a bottom described drill bit (13); The right of described first locating dowel (16) has 3 prelocalization pins (18) from left to right side by side, described second locating dowel (17) left from the right side turn left have 3 side by side after alignment pin (19), the equal diameters of these alignment pins, and be less than the diameter of described first locating dowel (16), and the either flush of all alignment pins, and lower than the end face of the first locating dowel (16);
Described exhaust manifold positioning seat (15) left front is provided with the first cylinder (20), this exhaust manifold positioning seat right back is provided with the second cylinder (21), these two cylinders are all vertically located on the end face of described sliding seat (30), and the piston rod upper end of first and second cylinder (20,21) is all fixed with one piece of horizontal pressure foot (22), these two pieces of horizontal pressure foots are used for exhaust manifold to be pressed on exhaust manifold positioning seat (15);
Step b: be first positioned on exhaust manifold positioning seat (15) by exhaust manifold by first and second locating dowel described (16,17) and forward and backward alignment pin (18,19), is restarted described first and second cylinder (20,21) and exhaust manifold is pressed on exhaust manifold positioning seat (15); Secondly, start described motor (5) and pushing motor (32), to make described drill bit (13) hole, and exhaust manifold is moved to the left, to hole on exhaust manifold; After boring puts in place, control motor (5) and pushing motor (32) reversion, then control first and second cylinder (20,21) exhaust manifold is unclamped, finally exhaust manifold is taken off from exhaust manifold positioning seat (15).
In technique scheme, exhaust manifold is positioned on exhaust manifold positioning seat (15) by the first locating dowel (16), the second locating dowel (17), prelocalization pin (18) and rear alignment pin (19), and is compressed by two pieces of horizontal pressure foots (22).During boring, the power of motor (5) is delivered on 3 driving shafts (12) by power transmission shaft (7), thus drives 3 drill bit synchronous axial system.Pushing motor (32) promotion sliding seat (30) is moved to the left simultaneously, thus promotion exhaust manifold is moved to the left, and realizes axial feed, and then realizes boring.Further, this case adopts the mode of drill bit rotational, workpiece feeding, so just can ensure precision during bit bore further, thus ensures the borehole accuracy of exhaust manifold further, and such bore mode also rotates with axial feed borehole accuracy higher than drill bit simultaneously.
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, the position degree requirement of 3 installing holes can so just be ensured well, the defect of holing one by one before avoiding well, this case simultaneously adopts drill bit rotational, the bore mode of exhaust manifold axial feed more can ensure borehole accuracy, and the structure of this method drilling tool used is simple, easy to implement.
As preferably, described drill bit coupling assembling comprises interior adapter sleeve (23) and clamping screw (26), wherein the centre bore of interior adapter sleeve (23) is flat hole, flat side's section tight fit of this flat hole and described driving shaft (12) right-hand member and drill bit (13) afterbody; Described interior adapter sleeve (23) is arranged on by bearing in the centre bore of outer adapter sleeve (24), the outer wall of this outer adapter sleeve is installed with a radial block (25), radial block has a bar hole (25a) along its length; Described clamping screw (26), through after the bar hole (25a) on the bolt through-hole on taper connection bucket (14) and radial block (25), is set with a clamp nut (27).
Adopt above structure, so just effectively can connect driving shaft (12) and drill bit (13), 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.
In the present case, a drill bit positioning seat (28) is provided with in the middle of described connecting box (8) and exhaust manifold positioning seat (15), this drill bit positioning seat is fixed on the end face of described sliding seat (30), and being separately installed with a drill bushing (29) in 3 installing holes on drill bit positioning seat, 3 described drill bits (13) are each passed through the centre bore of corresponding drill bushing (29).
Adopt above structure, so just more effectively can prevent from, during the head boring of drill bit, violent shake occurs, thus effectively ensure borehole accuracy.
In order to more effectively realize location and support, 3 described prelocalization pins (18) and rear alignment pin (19) equidistantly arrange by spy.
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, this case simultaneously adopts drill bit rotational, the bore mode of exhaust manifold axial feed more can ensure borehole accuracy, and the drill bit of this method drilling equipment used connects reliable, convenient to disassembly.
Accompanying drawing explanation
Fig. 1 adopts by the present invention the structural representation of drilling equipment.
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 boring method of a kind of automobile gas exhausting manifold branch, is characterized in that comprising the steps:
Step a a: drilling equipment is set on pedestal, as shown in Figure 1, 2, 3, this drilling equipment is primarily of the formation such as horizonal base plate 1, transmission case 3, motor 5, driving-belt 6, power transmission shaft 7, connecting box 8, level connection joint post 9, initiatively gear wheel 10, driven pinion 11, driving shaft 12, drill bit 13 and taper connection bucket 14.Wherein, horizonal base plate 1 is rectangular slab, and this horizonal base plate 1 is fixed on pedestal (not shown in FIG.) by tommyhead bolt.Be installed with a transmission case 3 at the left part of horizonal base plate 1 end face, at transmission case 3 end face, motor 5 be installed.The driving pulley of this motor 5 output shaft left end is connected with the driven pulley on power transmission shaft 7 by driving-belt 6, and the left part of this power transmission shaft 7 and middle part are by the installing hole of bearings on transmission case 3.
As shown in Figure 1, 2, power transmission shaft 7 right-hand member reaches in connecting box 8, and this connecting box 8 is located at the right of transmission case 3, and is fixed by 8 level connection joint posts circumferentially arranged 9 and this transmission case 8.The right-hand member of power transmission shaft 7 is installed with an initiatively gear wheel 10, this active gear wheel often engages with 3 driven pinion 11, these 3 driven pinion 11 are solidly set on a corresponding driving shaft 12 respectively, the left end of these 3 driving shafts 12 and right part respectively by bearings on the boxboard of connecting box 8 correspondence.The right-hand member of every root driving shaft 12 is coaxially connected with the afterbody of a drill bit 13 by a drill bit coupling assembling, and this drill bit coupling assembling is arranged on taper connection bucket 14 right-hand member, and taper connection bucket 14 left end is fixedly connected with connecting box 8 right-hand member.
Drill bit coupling assembling is made up of interior adapter sleeve 23, outer adapter sleeve 24, radial block 25, clamping screw 26 and clamp nut 27, wherein the centre bore of interior adapter sleeve 23 is the combination bore of being small at both ends and big in the middle, and two is flat hole, the flat hole on the left side and flat side's section tight fit of driving shaft 12 right-hand member, flat side's section tight fit of the flat hole on the right of interior adapter sleeve 23 centre bore and drill bit 13 afterbody.Interior adapter sleeve 23 is arranged in the centre bore of outer adapter sleeve 24 by bearing, the outer wall of this outer adapter sleeve 24 is installed with a radial block 25, radial block has a bar hole 25a along its length.Clamping screw 26, through after the bolt through-hole on taper connection bucket 14 and the bar hole 25a on radial block 25, is set with a clamp nut 27.
Also can find out from Fig. 1,2, sliding seat 30 is located at the front-right of connecting box 8, coordinate with the slide of horizonal base plate 1 end face bottom it, and sliding seat 30 is connected with the pushing motor 32 of horizonal base plate 1 end face by feed screw nut's assembly 31, and can horizontally slips under the drive of this pushing motor 32.Sliding seat 30 end face is provided with an exhaust manifold positioning seat 15, and the end face of this exhaust manifold positioning seat 15 is left low right high inclined-plane.The left rear vertical of exhaust manifold positioning seat 15 end face is provided with the first locating dowel 16, the right front vertical of this exhaust manifold positioning seat 15 end face is provided with the second locating dowel 17, the diameter of these two locating dowels is identical, and either flush, and the end face of the second locating dowel 17 and the top surface being parallel of exhaust manifold positioning seat 15.Further, the first locating dowel 16 end face is positioned at the below of a bottom drill bit 13.The right of the first locating dowel 16 has 3 prelocalization pins 18 from left to right side by side, second locating dowel 17 left from the right side turn left have 3 side by side after alignment pin 19, the equal diameters of these alignment pins, and be less than the diameter of the first locating dowel 16, and the either flush of all alignment pins, and with the top surface being parallel of exhaust manifold positioning seat 15.Further, the end face of prelocalization pin 18 and rear alignment pin 19 is lower than the end face of the first locating dowel 16.Meanwhile, 3 prelocalization pins 18 and rear alignment pin 19 are equidistantly arranged.
Exhaust manifold positioning seat 15 left front is provided with the first cylinder 20, the right back of this exhaust manifold positioning seat 15 is provided with the second cylinder 21, these two cylinders are all vertically located on the end face of sliding seat 30, and the piston rod upper end of the first cylinder 20 and the second cylinder 21 is all fixed with one piece of horizontal pressure foot 22, these two pieces of horizontal pressure foots 22 are for being pressed on exhaust manifold positioning seat 15 by exhaust manifold.Be provided with a drill bit positioning seat 28 in the middle of connecting box 8 and exhaust manifold positioning seat 15, this drill bit positioning seat 28 is fixed on the end face of sliding seat 30.Be separately installed with a drill bushing 29 in 3 installing holes on drill bit positioning seat 28, the large footpath section of this drill bushing 29 right-hand member exposes the right surface of drill bit positioning seat 28, and 3 drill bits 13 are each passed through the centre bore of corresponding drill bushing 29.
Step b: be first positioned on exhaust manifold positioning seat 15 by exhaust manifold by described first locating dowel 16, second locating dowel 17, prelocalization pin 18, rear alignment pin 19, is restarted the first cylinder 20, second cylinder 21 and is pressed on exhaust manifold positioning seat 15 by exhaust manifold.Secondly, starter motor 5 and pushing motor 32, to make described drill bit 13 hole, and exhaust manifold is moved to the left, to hole on exhaust manifold.After boring puts in place, control motor 5 and pushing motor 32 reverse, and then control the first cylinder 20, second cylinder 21 and are unclamped by exhaust manifold, finally taken off from exhaust manifold positioning seat 15 by exhaust manifold.
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 (4)
1. the little head end boring method of automobile gas exhausting manifold branch, is characterized in that comprising the steps:
Step a a: drilling equipment is set on pedestal, this drilling equipment comprises horizonal base plate (1) and sliding seat (30), and 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) end face is installed with a transmission case (3), at transmission case, motor (5) is installed, the driving pulley of this motor output shaft left end is connected with the driven pulley on power transmission shaft (7) by driving-belt (6), and the left part of this power transmission shaft and middle part are by the installing hole of bearings on transmission case (3); Described power transmission shaft (7) right-hand member reaches in connecting box (8), and this connecting box is located at described transmission case (3) the right, and is fixed with this transmission case by the level connection joint post (9) circumferentially arranged; The right-hand member of described power transmission shaft (7) is installed with an initiatively gear wheel (10), this active gear wheel often engages with 3 driven pinion (11), these 3 driven pinion are solidly set on a corresponding driving shaft (12) respectively, the left end of these 3 driving shafts and right part respectively by bearings on the boxboard that described connecting box (8) is corresponding; The right-hand member of driving shaft (12) described in every root is coaxially connected with the afterbody of a drill bit (13) by a drill bit coupling assembling, this drill bit coupling assembling is arranged on taper connection bucket (14) right-hand member, and taper connection bucket (14) left end is fixedly connected with described connecting box (8) right-hand member;
Described sliding seat (30) is located at connecting box (8) front-right, coordinate with the slide of horizonal base plate (1) end face bottom it, and sliding seat (30) is connected with the pushing motor (32) of horizonal base plate (1) end face by feed screw nut's assembly (31), and can horizontally slip under the drive of this pushing motor; Described sliding seat (30) end face is provided with an exhaust manifold positioning seat (15), 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 (15) end face is provided with the first locating dowel (16), the right front vertical of this exhaust manifold positioning seat end face is provided with the second locating dowel (17), the diameter of these two locating dowels is identical, and either flush, the first locating dowel (16) end face is positioned at the below of a bottom described drill bit (13); The right of described first locating dowel (16) has 3 prelocalization pins (18) from left to right side by side, described second locating dowel (17) left from the right side turn left have 3 side by side after alignment pin (19), the equal diameters of these alignment pins, and be less than the diameter of described first locating dowel (16), and the either flush of all alignment pins, and lower than the end face of the first locating dowel (16);
Described exhaust manifold positioning seat (15) left front is provided with the first cylinder (20), this exhaust manifold positioning seat right back is provided with the second cylinder (21), these two cylinders are all vertically located on the end face of described sliding seat (30), and the piston rod upper end of first and second cylinder (20,21) is all fixed with one piece of horizontal pressure foot (22), these two pieces of horizontal pressure foots are used for exhaust manifold to be pressed on exhaust manifold positioning seat (15);
Step b: be first positioned on exhaust manifold positioning seat (15) by exhaust manifold by first and second locating dowel described (16,17) and forward and backward alignment pin (18,19), is restarted described first and second cylinder (20,21) and exhaust manifold is pressed on exhaust manifold positioning seat (15); Secondly, start described motor (5) and pushing motor (32), to make described drill bit (13) hole, and exhaust manifold is moved to the left, to hole on exhaust manifold; After boring puts in place, control motor (5) and pushing motor (32) reversion, then control first and second cylinder (20,21) exhaust manifold is unclamped, finally exhaust manifold is taken off from exhaust manifold positioning seat (15).
2. the little head end boring method of automobile gas exhausting manifold branch according to claim 1, it is characterized in that: described drill bit coupling assembling comprises interior adapter sleeve (23) and clamping screw (26), wherein the centre bore of interior adapter sleeve (23) is flat hole, flat side's section tight fit of this flat hole and described driving shaft (12) right-hand member and drill bit (13) afterbody; Described interior adapter sleeve (23) is arranged on by bearing in the centre bore of outer adapter sleeve (24), the outer wall of this outer adapter sleeve is installed with a radial block (25), radial block has a bar hole (25a) along its length; Described clamping screw (26), through after the bar hole (25a) on the bolt through-hole on taper connection bucket (14) and radial block (25), is set with a clamp nut (27).
3. the little head end boring method of automobile gas exhausting manifold branch according to claim 1, it is characterized in that: in the middle of described connecting box (8) and exhaust manifold positioning seat (15), be provided with a drill bit positioning seat (28), this drill bit positioning seat is fixed on the end face of described sliding seat (30), and being separately installed with a drill bushing (29) in 3 installing holes on drill bit positioning seat, 3 described drill bits (13) are each passed through the centre bore of corresponding drill bushing (29).
4. the little head end boring method of automobile gas exhausting manifold branch according to claim 1, is characterized in that: 3 described prelocalization pins (18) and rear alignment pin (19) are equidistantly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510618061.9A CN105149649B (en) | 2015-09-24 | 2015-09-24 | A kind of small head end boring method of automobile gas exhausting manifold branch |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510618061.9A CN105149649B (en) | 2015-09-24 | 2015-09-24 | A kind of small head end boring method of automobile gas exhausting manifold branch |
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| CN105149649A true CN105149649A (en) | 2015-12-16 |
| CN105149649B CN105149649B (en) | 2017-08-25 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108098425A (en) * | 2018-01-30 | 2018-06-01 | 南京信息职业技术学院 | Cylinder body class inner walls of deep holes radial bore equipment |
| CN112108682A (en) * | 2020-09-21 | 2020-12-22 | 戴思聪 | Drilling system and drilling method for spindle box of numerical control machine tool |
| CN108098425B (en) * | 2018-01-30 | 2024-05-03 | 南京信息职业技术学院 | Radial drilling equipment for inner wall of cylinder body type deep hole |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108098425A (en) * | 2018-01-30 | 2018-06-01 | 南京信息职业技术学院 | Cylinder body class inner walls of deep holes radial bore equipment |
| CN108098425B (en) * | 2018-01-30 | 2024-05-03 | 南京信息职业技术学院 | Radial drilling equipment for inner wall of cylinder body type deep hole |
| CN112108682A (en) * | 2020-09-21 | 2020-12-22 | 戴思聪 | Drilling system and drilling method for spindle box of numerical control machine tool |
| CN112108682B (en) * | 2020-09-21 | 2022-01-18 | 东莞市健科机电科技有限公司 | Drilling system and drilling method for spindle box of numerical control machine tool |
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| CN105149649B (en) | 2017-08-25 |
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