CN102862051B - Full-automatic machining tool for drive axle of automobile - Google Patents
Full-automatic machining tool for drive axle of automobile Download PDFInfo
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- CN102862051B CN102862051B CN201210368974.6A CN201210368974A CN102862051B CN 102862051 B CN102862051 B CN 102862051B CN 201210368974 A CN201210368974 A CN 201210368974A CN 102862051 B CN102862051 B CN 102862051B
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Abstract
The invention discloses a full-automatic machining tool for a drive axle of an automobile. The full-automatic machining tool comprises a stand, wherein the stand is provided with a workpiece feeding conveyer and is also provided with a device for milling the two end planes of a workpiece, a rough turning device applied to the inner and outer circular edges of the two round end heads of the workpiece, an upper workpiece plane milling device, a fine turning device applied to the inner and outer circular edges of the two round end heads of the workpiece, an upper workpiece plane drilling device, and a device for turning the inner circular plane and the outer circular plane of the front round opening of the workpiece, which are arranged in sequence along the workpiece feeding conveyer. The full-automatic machining tool disclosed by the invention changes that situation that the drive axle of the automobile needs to be machined on various machine tools and by various operators in the prior art, simplifies the work steps, largely improves the work efficiency, and has the beneficial effects that the machining precision is high and the operation and machining time is short.
Description
Technical field
The present invention relates to a kind of Transmission Bridge machining tool.
Background technology
Vehicle transmission bridge is that the tradition of general rear drive lorry must be used parts, and its effect is that the power of engine is passed through to power transmission shaft, is changed, by power distribution to a two automobile rear drive sprocket by Transmission Bridge travel direction.The manufacture process of vehicle transmission bridge is first according to bridge construction molding, then casting, and the blank of having cast could be assembled use by the fine finishining of milling machine, lathe, drilling machine again on automobile.
Blank finishing step after casting mainly comprises that two ends milling is flat, the car of two ends round end endoporus and cylindrical is flat, on two ends flat, the bridge center circle of plane milling inner circle car and outer disk car is flat, plane boring etc. on two ends.Prior art adds man-hour requirement at various lathe carrying out vehicle transmission bridge, is processed respectively by operative employee, and operation is loaded down with trivial details, inefficiency.
Summary of the invention
Technical problem to be solved by this invention be to provide a kind of can effectively increase work efficiency, improve machining accuracy, shorten operation process time the full-automatic machining tool of vehicle transmission bridge.
For solving the problems of the technologies described above, technical scheme of the present invention is: the full-automatic machining tool of vehicle transmission bridge, comprise frame, described frame is provided with Workpiece feeding-conveying device, in described frame, is provided with successively on workpiece end flat milling leveling device, workpiece two ends round end internal circle and the rough turn device of outer circumferential edge, milling workpiece on plane device, workpiece two ends round end internal circle and outer circumferential edge finish turning device, workpiece before plane drilling equipment, turner part disk and cylindrical plane device in round mouth along described Workpiece feeding-conveying device.
As preferred technical scheme, before described turner part, the interior disk of round mouth and cylindrical plane device comprise circular tool wheel, described circular tool wheel comprises break bar procapsid, in described break bar procapsid, be provided with two feed screws along the diametric(al) of described break bar procapsid, on described break bar procapsid, be also provided with the drive bevel gear that drives feed screw to rotate, the end that described in two, feed screw is relative is respectively equipped with the driven wheel of differential coordinating with described drive bevel gear, on described feed screw, be respectively equipped with outer disk lathe tool, described drive bevel gear is arranged on one end of bevel gear shaft, the other end of described bevel gear shaft is provided with central gear, described central gear is provided with planetary gear outward, described spider gear external toothing has control gear ring, on described break bar procapsid, be installed with the power input gear ring engaging with described planetary gear, described control gear ring is provided with outward controls gear ring arrangement of clutch, described control gear ring arrangement of clutch comprises the clutch for clutch control piece being located at outside described control gear ring, described clutch for clutch control piece is connected with clutch driving unit, on described break bar procapsid, be also provided with outer disk lathe tool guider.
As preferred technical scheme, described outer disk lathe tool guider is included in the gathering sill radially extending on described break bar procapsid, and described outer disk lathe tool is slidably mounted in described gathering sill.
As preferred technical scheme, described Workpiece feeding-conveying device comprises leading screw, and described leading screw is connected with drive unit, and the workpiece car of carrying workpiece is installed on described leading screw.
As preferred technical scheme, described workpiece end flat milling leveling device comprises the end mill head that is located at respectively described leading screw both sides, and described end mill head power is connected with end mill head motor.
As preferred technical scheme, described workpiece two ends round end internal circle and the rough turn device of outer circumferential edge comprise the rough turn head that is located at respectively described leading screw both sides, described rough turn power is connected with rough turn motor, described rough turn head and described rough turn motor are arranged on rough turn feeding seat, described rough turn feeding seat is located in rough turn feeding guide rail, between described rough turn feeding seat and described rough turn feeding guide rail, is provided with rough turn feed drive unit.
As preferred technical scheme, on described milling workpiece, plane device comprises the plane milling head that is located at described leading screw both sides, and described plane milling head power is connected with plane milling head motor.
As preferred technical scheme, workpiece two ends round end internal circle and outer circumferential edge finish turning device comprise the finish turning head that is located at respectively described leading screw both sides, described finish turning head power is connected with finish turning head motor, described finish turning head and described finish turning head motor are arranged on finish turning feeding seat, described finish turning feeding seat is located in finish turning feeding guide rail, between described finish turning feeding seat and described finish turning feeding guide rail, is provided with finish turning feed drive unit.
As preferred technical scheme, on described workpiece, plane drilling equipment comprises lifting drill bit frame, and described lifting drill bit frame is connected with lifting drive, and described lifting drill bit frame is provided with multiple drill bits.
Owing to having adopted technique scheme, the full-automatic machining tool of vehicle transmission bridge, comprise frame, described frame is provided with Workpiece feeding-conveying device, in described frame, is provided with successively on workpiece end flat milling leveling device, workpiece two ends round end internal circle and the rough turn device of outer circumferential edge, milling workpiece on plane device, workpiece two ends round end internal circle and outer circumferential edge finish turning device, workpiece before plane drilling equipment, turner part disk and cylindrical plane device in round mouth along described Workpiece feeding-conveying device; Compact conformation, has simplified operation, can automatically carry out the processing of each manufacturing procedure, greatly improved operating efficiency, and machining accuracy is high, and operation is short process time.
brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the structural representation of disk and cylindrical plane device in round mouth before turner part in the embodiment of the present invention;
Fig. 3 is the cutaway view of Fig. 2;
Fig. 4 is Fig. 2 rearview;
In figure: 1-frame; 2-workpiece end flat milling leveling device; 3-workpiece two ends round end internal circle and the rough turn device of outer circumferential edge; Plane device on 4-milling workpiece; 5-workpiece two ends round end internal circle and outer circumferential edge finish turning device; The interior disk of round mouth and cylindrical plane device before 6-turner part; Plane drilling equipment on 7-workpiece; 8-leading screw; 9-workpiece car; 10-workpiece; 21-end mill head; 22-end mill head motor; The rough turn head of 31-; Rough turn motor of 32-; The rough turn feeding seat of 33-; The rough turn feeding guide rail of 34-; The rough turn mobile motor of 35-; 41-plane milling head; 42-plane milling head motor; 51-finish turning head; 52-finish turning head motor; 53-finish turning feeding seat; 54-finish turning feeding guide rail; 55-finish turning mobile motor; 61-circular tool wheel; 62-break bar procapsid; 63-power input gear ring; 64-feed screw; 65-drive bevel gear; 66-driven wheel of differential; The outer disk lathe tool of 67-; 68-bevel gear shaft; 69-central gear; 70-gathering sill; 71-planetary gear; 72-drill bit; 73-clutch for clutch control piece; 74-lifting drill bit frame; 75-leading screw drive motors; 76-break bar drive motors; 77-internal turning tool; 78-circle car reset motor; 79-controls gear ring.
Detailed description of the invention
As depicted in figs. 1 and 2, the full-automatic machining tool of vehicle transmission bridge, comprise frame 1, described frame 1 is provided with Workpiece feeding-conveying device, in described frame 1, is provided with successively on workpiece end flat milling leveling device 2, workpiece two ends round end internal circle and the rough turn device 3 of outer circumferential edge, milling workpiece on plane device 4, workpiece two ends round end internal circle and outer circumferential edge finish turning device 5, workpiece before plane drilling equipment 7, turner part disk and cylindrical plane device 6 in round mouth along described Workpiece feeding-conveying device.
Described Workpiece feeding-conveying device comprises leading screw 8, and described leading screw 8 is connected with drive unit, and the workpiece car 9 of carrying workpiece is installed on described leading screw, and described drive unit comprises leading screw drive motors 75.
Described workpiece end flat milling leveling device 2 comprises the end mill head 21 that is located at respectively described leading screw 8 both sides, and described end mill head 21 power are connected with end mill head motor 22.
The rough turn device 3 of described workpiece two ends round end internal circle and outer circumferential edge comprises and is located at respectively rough turn 31 of described leading screw 8 both sides, described rough turn 31 power are connected with rough turn motor 32, described rough turn 31 and described rough turn motor 32 are arranged on rough turn feeding seat 33, described rough turn feeding seat 33 is located in rough turn feeding guide rail 34, between described rough turn feeding seat 33 and described rough turn feeding guide rail 34, be provided with rough turn feed drive unit, described rough turn feed drive unit comprises rough turn mobile motor 35.
On described milling workpiece, plane device 4 comprises the plane milling head 41 that is located at described leading screw 8 both sides, and described plane milling head 41 power are connected with plane milling head motor 42.
Workpiece two ends round end internal circle and outer circumferential edge finish turning device 5 comprise the finish turning head 51 that is located at respectively described leading screw 8 both sides, described finish turning head 51 power are connected with finish turning head motor 52, described finish turning head 51 and described finish turning head motor 52 are arranged on finish turning feeding seat 53, described finish turning feeding seat 53 is located in finish turning feeding guide rail 54, between described finish turning feeding seat 53 and described finish turning feeding guide rail 54, be provided with finish turning feed drive unit, described finish turning feed drive unit comprises finish turning mobile motor 55.
As Fig. 2, shown in Fig. 3 and Fig. 4, before described turner part, the interior disk of round mouth and cylindrical plane device 6 comprise circular tool wheel 61, described circular tool wheel is connected with break bar drive unit, described break bar drive unit comprises break bar drive motors 76, described circular tool wheel 61 comprises break bar procapsid 62, on described circular tool wheel 61, be installed with internal turning tool 77, the interior diametric(al) along described break bar procapsid 62 of described break bar procapsid 62 is provided with two feed screws 64, on described break bar procapsid 62, be also provided with the drive bevel gear 65 that drives feed screw 64 to rotate, the end that described in two, feed screw 64 is relative is respectively equipped with the driven wheel of differential 66 coordinating with described drive bevel gear 65, on described feed screw 64, be respectively equipped with outer disk lathe tool 67, described drive bevel gear 65 is arranged on one end of bevel gear shaft 68, the other end of described bevel gear shaft 68 is provided with central gear 69, the outer planetary gear 71 that is provided with of described central gear 69, described spider gear 71 external toothings have the gear ring 79 of control, on described break bar procapsid 62, be installed with the power input gear ring 63 engaging with described planetary gear 71, outer being provided with of described control gear ring 79 controlled gear ring arrangement of clutch, described control gear ring arrangement of clutch comprises the clutch for clutch control piece 73 being located at outside described control gear ring 79, described clutch for clutch control piece 73 is connected with clutch driving unit, described clutch driving unit comprises driving cylinder, described driving cylinder is not shown.On described break bar procapsid 62, be also provided with outer disk lathe tool guider, described circular tool wheel is also connected with round car reset motor 78, carries out the reset of circular tool wheel 61 after processing at one time.
Described outer disk lathe tool guider is included in the gathering sill 70 radially extending on described break bar procapsid 62, and described outer disk lathe tool 67 is slidably mounted in described gathering sill 70.
On described workpiece, plane drilling equipment 7 comprises lifting drill bit frame 74, described lifting drill bit frame 74 is connected with lifting drive, described lifting drill bit frame 74 is provided with eight drill bits 72, and described lifting drive is that those of ordinary skill in the art are known, does not repeat them here.
Workpiece 10 is placed on workpiece car 9 and is fixed, operating personnel press leading screw drive motors 75 quick rotation after start button, leading screw 8 rotates, workpiece 10 moves forward rapidly with workpiece car 9, and when workpiece 10 front ends move to the position of A shown in figure, leading screw drive motors 75 speed reduce rapidly (being reduced to the speed that end mill head 21 adapts to), end mill head motor 22 starts at full speed, drive end mill head 21 High Rotation Speeds, when now workpiece 10 slowly passes through the position of end mill head 21 with workpiece car 9, workpiece 10 end flat k millings are flat.End mill is complete, workpiece 10 moves forward rapidly with workpiece car 9, when workpiece 10 front ends move to the position of B shown in figure, align with the center of circle of rough turn 31 in workpiece 10 centers of circle, two ends, workpiece car 9 stops, rough turn motor 32 starts, rotate for rough turn 31, then rough turn mobile motor 35 starts, drive rough turn feeding seat 33 to move, move to workpiece 10 near-ends along rough turn feeding guide rail 34 for rough turn 31, lathe tool on rough turn 31 is by the internal circle of workpiece 10 two ends round ends, outer circumferential edge i carries out rough turn, rough turn complete, rough turn mobile motor 35 rotates backward, under driving, rough turn feeding seat 33 returns to initial point along rough turn feeding guide rail 34 for rough turn 31, rough turn motor 32 stops.Workpiece 10 moves forward rapidly with workpiece car 9 subsequently, when workpiece 10 front ends move to the position of C shown in figure, leading screw drive motors 75 speed reduce rapidly (being reduced to the speed that plane milling head 41 adapts to), plane milling head motor 42 starts, plane milling head 41 rotates, start plane j on milling workpiece 10, workpiece 10 moves out after plane milling head 41 scopes, upper plane j milling reef knot bundle, workpiece 10 moves forward rapidly with workpiece car 9 subsequently, when workpiece 10 front ends move to the position of D shown in figure, align with the center of circle of finish turning head 51 in workpiece 10 centers of circle, two ends, workpiece car 9 stops, finish turning head motor 52 starts, finish turning head 51 rotates, then finish turning mobile motor 55 starts, finish turning feeding seat 53 moves to workpiece near-end along finish turning feeding guide rail 54, lathe tool on finish turning head 51 is by the internal circle of workpiece 10 two ends round ends, outer circumferential edge i carries out finish turning, make the internal circle of workpiece 10 two ends round ends, outer circumferential edge i luminosity reaches requirement, finish turning is complete, finish turning mobile motor 55 rotates backward, finish turning head 51 returns to initial point along finish turning feeding guide rail 54 under the carrying of finish turning feeding seat 53, finish turning head motor 52 stops.
Finish turning finishes, when workpiece 10 moves forward to rapidly E position with workpiece car 9, workpiece 10 slows down translational speed with workpiece car 9, break bar drive motors 76 starts, drive circular tool wheel 61 to rotate, internal turning tool 77 starts disk h in the front round mouth of turner part 10, in the time that workpiece 10 front ends move to F position, disk h car reef knot bundle in the front round mouth of workpiece 10, now workpiece 10 stops moving forward, on workpiece, plane drilling equipment 7 starts, 8 72 whiles of drill bit, plane j on workpiece 10 holed, described in clutch driving unit control, clutch for clutch control piece 73 switches simultaneously, internal turning tool 77 on circular tool wheel 61 quits work, circular tool wheel 61 is rotated further, outer disk lathe tool 67 is started slowly outwards mobile by initial position on circular tool wheel 61, until the outer disk g of the front round mouth of the flat workpiece 10 of car, after certain hour, on workpiece, 7 borings of plane drilling equipment finish, outer disk g car reef knot bundle, break bar drive motors 76 and circular tool wheel 61 stop operating, on workpiece, plane drilling equipment 7 restPoses, leading screw drive motors 75 and leading screw 8 rotate backward, workpiece 10 moves to starting position backward with workpiece car 9, circle car reset motor 78 starts circular tool wheel 61 is only reset to original state, use in order to lower task.So far a blank workpiece process finishing, whole process time is not more than 20 minutes.
Illustrate the course of work of the interior disk of the front round mouth of turner part and cylindrical plane device 6:
(1) two outer disk lathe tool 67 is located on feed screw 64, the end that described in two, feed screw 64 is relative is respectively equipped with the driven wheel of differential 66 coordinating with described drive bevel gear 65, in the time that bevel gear shaft 68 rotates, can drive feed screw 64 to rotate, due to the effect of screw thread pair between feed screw 64 and outer disk lathe tool 67, two outer disk lathe tools 67 are outwards moved by the nearly home position of circular tool wheel 61.
(2) described drive bevel gear 65 is arranged on one end of bevel gear shaft 68, the other end of described bevel gear shaft 68 is provided with central gear 69, the outer planetary gear 71 that is provided with of described central gear 69, described spider gear 71 external toothings have the gear ring 79 of control, on described break bar procapsid 62, be installed with the power input gear ring 63 engaging with described planetary gear 71, outer being provided with of described control gear ring 79 controlled gear ring arrangement of clutch, described control gear ring 79 is identical with described power input gear ring 63 diameters, and concentric is installed.
(3) before car in round mouth when disk h, circular tool wheel 61 rotates, clutch for clutch control piece 73 separates with control gear ring 79, power input gear ring 63, control gear ring 79 rotate with circular tool wheel 61 simultaneously, planetary gear 71, bevel gear shaft 68 are taken turns 61 static with respect to circular tool, so outer disk lathe tool 67 does not move.After the interior disk h car reef knot bundle of front round mouth, workpiece movable also stops, now control by PLC, clutch for clutch control piece 73 compresses controls gear ring 79, making to control gear ring 79 cannot rotate, and at this moment, under the driving of power input gear ring 63, planetary gear 71 also rotates around bevel gear shaft 68 when self rotates, also drive bevel gear shaft 68 to rotate, thereby outer disk lathe tool 67 is moved simultaneously.
By clutch for clutch control piece 73, to controlling, gear ring 79 acts on and power is inputted gear ring 63, planetary gear 71, central gear 69 and controls the cooperation between gear ring 79, realize the switching of the turner part interior disk of front round mouth and outer disk, compact conformation, operating efficiency is high.
This lathe action control uses PLC and man-machine interface, controls flexibly, simple to operate.For maintain higher machining accuracy in process, this machine tooling location all adopts motor servo system.Compact conformation, has simplified operation, can automatically carry out the processing of each manufacturing procedure, greatly improved operating efficiency, and machining accuracy is high, and operation is short process time.
More than show and described general principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (1)
1. the full-automatic machining tool of vehicle transmission bridge, comprise frame, it is characterized in that: described frame is provided with Workpiece feeding-conveying device, in described frame, be provided with successively workpiece end flat milling leveling device along described Workpiece feeding-conveying device, workpiece two ends round end internal circle and the rough turn device of outer circumferential edge, plane device on milling workpiece, workpiece two ends round end internal circle and outer circumferential edge finish turning device, plane drilling equipment on workpiece, the interior disk of round mouth and cylindrical plane device before turner part, before described turner part, the interior disk of round mouth and cylindrical plane device comprise circular tool wheel, described circular tool wheel comprises break bar procapsid, in described break bar procapsid, be provided with two feed screws along the diametric(al) of described break bar procapsid, on described break bar procapsid, be also provided with the drive bevel gear that drives feed screw to rotate, the end that described in two, feed screw is relative is respectively equipped with the driven wheel of differential coordinating with described drive bevel gear, on described feed screw, be respectively equipped with outer disk lathe tool, described drive bevel gear is arranged on one end of bevel gear shaft, the other end of described bevel gear shaft is provided with central gear, described central gear is provided with planetary gear outward, described spider gear external toothing has control gear ring, on described break bar procapsid, be installed with the power input gear ring engaging with described planetary gear, described control gear ring is provided with outward controls gear ring arrangement of clutch, described control gear ring arrangement of clutch comprises the clutch for clutch control piece being located at outside described control gear ring, described clutch for clutch control piece is connected with clutch driving unit, on described break bar procapsid, be also provided with outer disk lathe tool guider.
2. the full-automatic machining tool of vehicle transmission bridge as claimed in claim 1, it is characterized in that: described outer disk lathe tool guider is included in the gathering sill radially extending on described break bar procapsid, and described outer disk lathe tool is slidably mounted in described gathering sill.
3. the full-automatic machining tool of vehicle transmission bridge as claimed in claim 1, is characterized in that: described Workpiece feeding-conveying device comprises leading screw, described leading screw is connected with drive unit, and the workpiece car of carrying workpiece is installed on described leading screw.
4. the full-automatic machining tool of vehicle transmission bridge as claimed in claim 1, is characterized in that: described workpiece end flat milling leveling device comprises the end mill head that is located at respectively described leading screw both sides, and described end mill head power is connected with end mill head motor.
5. the full-automatic machining tool of vehicle transmission bridge as claimed in claim 1, it is characterized in that: described workpiece two ends round end internal circle and the rough turn device of outer circumferential edge comprise the rough turn head that is located at respectively described leading screw both sides, described rough turn power is connected with rough turn motor, described rough turn head and described rough turn motor are arranged on rough turn feeding seat, described rough turn feeding seat is located in rough turn feeding guide rail, between described rough turn feeding seat and described rough turn feeding guide rail, is provided with rough turn feed drive unit.
6. the full-automatic machining tool of vehicle transmission bridge as claimed in claim 1, is characterized in that: on described milling workpiece, plane device comprises the plane milling head that is located at described leading screw both sides, and described plane milling head power is connected with plane milling head motor.
7. the full-automatic machining tool of vehicle transmission bridge as claimed in claim 1, it is characterized in that: workpiece two ends round end internal circle and outer circumferential edge finish turning device comprise the finish turning head that is located at respectively described leading screw both sides, described finish turning head power is connected with finish turning head motor, described finish turning head and described finish turning head motor are arranged on finish turning feeding seat, described finish turning feeding seat is located in finish turning feeding guide rail, between described finish turning feeding seat and described finish turning feeding guide rail, is provided with finish turning feed drive unit.
8. the full-automatic machining tool of vehicle transmission bridge as described in claim as arbitrary in claim 1 to 7, it is characterized in that: on described workpiece, plane drilling equipment comprises lifting drill bit frame, described lifting drill bit frame is connected with lifting drive, and described lifting drill bit frame is provided with multiple drill bits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210368974.6A CN102862051B (en) | 2012-09-27 | 2012-09-27 | Full-automatic machining tool for drive axle of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210368974.6A CN102862051B (en) | 2012-09-27 | 2012-09-27 | Full-automatic machining tool for drive axle of automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102862051A CN102862051A (en) | 2013-01-09 |
| CN102862051B true CN102862051B (en) | 2014-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210368974.6A Expired - Fee Related CN102862051B (en) | 2012-09-27 | 2012-09-27 | Full-automatic machining tool for drive axle of automobile |
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| CN (1) | CN102862051B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104015054B (en) * | 2014-04-24 | 2016-08-24 | 浙江万丰科技开发股份有限公司 | One is rubbed and is taken turns full-automatic rough machining method and system of processing |
| CN115338639B (en) * | 2022-09-01 | 2023-05-26 | 中山精航智能科技有限公司 | Automatic production line for crankshaft of air conditioner compressor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01252330A (en) * | 1988-04-01 | 1989-10-09 | Mitsubishi Electric Corp | Automatic machining method for material test piece |
| CN1373059A (en) * | 2002-04-04 | 2002-10-09 | 十堰市路神车桥有限公司 | Rear axle shell for (10-13)-ton truck and its manufacture technology |
| JP4939853B2 (en) * | 2006-06-26 | 2012-05-30 | 住友ゴム工業株式会社 | Holing equipment |
| CN102049661A (en) * | 2009-11-05 | 2011-05-11 | 陆铭 | Processing technology of drive axle body of tractor |
| CN201881141U (en) * | 2010-11-11 | 2011-06-29 | 河南森茂机械有限公司 | Horizontal double-faced dual-station combined machine tool for boring hole, turning end surface and chamfering |
| CN202934334U (en) * | 2012-09-27 | 2013-05-15 | 日照光慧机械设备有限公司 | Full-automatic processing machine tool of automobile transmission bridge |
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- 2012-09-27 CN CN201210368974.6A patent/CN102862051B/en not_active Expired - Fee Related
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