CN1817561A - Longitudinal movable leading screw grinder with digital control of bistrique rack - Google Patents
Longitudinal movable leading screw grinder with digital control of bistrique rack Download PDFInfo
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- CN1817561A CN1817561A CN 200610017567 CN200610017567A CN1817561A CN 1817561 A CN1817561 A CN 1817561A CN 200610017567 CN200610017567 CN 200610017567 CN 200610017567 A CN200610017567 A CN 200610017567A CN 1817561 A CN1817561 A CN 1817561A
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Abstract
A numerally controlled grinder with longitudinally movable grinding head holder for machining the leading screw is composed of base, mainshaft, tail stock, central rest, longitudinal guide tracks with slide carriage and nut driven by the motor to rotate, longitudinal leading screw engaged with said nut, transverse guide track on said slide carriage, slide plate on transverse guide track and with arc top surface, abrasive disc and its holder on said arc surface.
Description
Affiliated technical field
The present invention relates to a kind of longitudinal movable leading screw grinder with digital control of bistrique rack, 9 meters of this lathe maximum length of workpiece, effectively grinding reach maximum can reach 8.8 meters, is suitable for the grinding of precision ball screw raceway and cylindrical.
Technical background
At present, domestic similar lathe effective thread grinding length is 5 meters to the maximum, and its type is many to be improved from traditional regular screw threads grinding machine basis.Its primary structure is that workpiece is installed between work spindle and the tailstock, moves with workbench, realizes circumference and axial feed, and grinding carriage is fixedly mounted on the lathe base, only does radial feed.On this architecture basics, realize that the effective thread grinding length is reached for 9 meters, its platen base length will be above 18 meters, and manufacture difficulty is very big.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art and a kind of longitudinal movable leading screw grinder with digital control of bistrique rack that can satisfy accurate thread grinding demand more than 5 meters is provided, this lathe effective thread grinding length is 1000-8800mm, maximum grinding work piece diameter 200mm, by changing emery wheel, can finish the grinding of excircle of workpiece and raceway.
The object of the present invention is achieved like this: comprise lathe base, be installed on the lathe base by motor-driven work spindle, with the tailstock of work spindle fixation workpiece, play the centre frame of supporting workpiece effect; Corresponding workpiece fixedly mounts longitudinal rail and longitudinal leadscrew on lathe base, be movably installed with slide on longitudinal rail, and slide rotates by the motor-driven slide nut on it, and the slide nut is meshed with longitudinal leadscrew, drives slide guide rail movement longitudinally; Cross slide way is installed on slide, is movably installed with slide plate on cross slide way, slide plate moves along cross slide way by sled drive mechanism; The top of slide plate is arc surface, is movably installed with grinding carriage on arc surface, is installed with on grinding carriage by motor-driven grinding head grinding wheel, and the grinding carriage on the slide plate arc surface swings along arc surface and adjusts the angle of inclination of grinding head grinding wheel.
Be installed with straight line longitudinal rail slide block below slide, slide slides on longitudinal rail by straight line longitudinal rail slide block.
Described sled drive mechanism is meant and is installed with motor on slide, motor output shaft is connected with horizontal leading screw by shaft coupling, laterally leading screw rotates on slide under the driving of motor, be installed with the feed screw nut that is meshed with horizontal leading screw on slide plate, laterally leading screw rotates and drives the slide plate that is fixed with feed screw nut and move along cross slide way.
On the inclined plane of grinding carriage, be fixed with grinding carriage inclined plane guide rail, on the guide rail of grinding carriage inclined plane, slide unit is installed, on the inclined plane of grinding carriage, fixedly mount motor, motor output shaft is connected with the slide unit leading screw by shaft coupling, the slide unit leading screw is rotating on the inclined plane at grinding carriage under the driving of motor, on slide unit, be installed with the slide unit nut that is meshed with the slide unit leading screw, the slide unit leading screw rotates and drives the slide unit that is fixed with the slide unit nut along moving on the guide rail of grinding carriage inclined plane, diamond roller trimming device is installed on slide unit, the emery wheel wheel dresser comprises electric main shaft, be installed in the emery wheel on the electric main shaft, during the finishing grinding head grinding wheel, emery wheel is along the grinding head grinding wheel radial feed.
The centre frame that plays the supporting workpiece effect comprises the center support body, on the support body of center, respectively be hinged with lower platen down, the head of last lower platen contacts with workpiece, the afterbody of last lower platen contacts with handle, handle promotes to go up the rich center of lower platen support body pin joint and does lever motion, last lower platen compresses workpiece up and down, horizontal pressure foot is installed at middle part at the center support body, the head of horizontal pressure foot contacts with workpiece, afterbody contacts with handle, handle is the level of compression pressing plate in the horizontal direction, and lower platen and horizontal pressure foot locking nut in the locking are installed between last lower platen and horizontal pressure foot and center support body.
The longitudinal leadscrew two ends that are installed on the lathe base are fixed, and the midfeather certain distance is by the hydraulic pressure support unit supports.Each feeding motor of lathe is servomotor, configuration high-resolution circle grating on the work spindle, and axial feed direction configuration linear grating chi can be realized the full cut-off ring control of thread grinding thus.
Advantage of the present invention is as follows:
1, the lathe maximum length of workpiece is 9 meters, and effectively grinding reach maximum can reach 8.8 meters.
2, owing to adopt full cut-off ring control technology, grinding ball-screw helical pitch precision can reach more than the ISO3 level.
3, by changing emery wheel, can realize the grinding that No. a time clamping is finished excircle of workpiece and raceway.
Description of drawings
Fig. 1 is a structural front view of the present invention.
Fig. 2 is a structure vertical view of the present invention.
Fig. 3 is a structure rearview of the present invention.
Fig. 4 is a structure left view of the present invention.
Fig. 5 is a structure right view of the present invention.
Fig. 6 is a centre frame structural representation of the present invention.
Fig. 7 is a centre frame side view of the present invention.
The specific embodiment
Shown in Fig. 1,2,3,4,5, the present invention includes lathe base 1, be installed on the lathe base 1, play the centre frame 3 of supporting workpiece effect by motor-driven work spindle 2, with the tailstock 4 of work spindle fixation workpiece, workpiece is installed between work spindle 2 and the tailstock 4, by top the holding out against on main shaft 2 and the tailstock 4, the claw driving lever by main shaft drives workpiece and rotates with main shaft 2.Workpiece is a kind of elongated workpiece.
Corresponding workpiece fixedly mounts longitudinal rail 6 and longitudinal leadscrew 7 on lathe base 1, longitudinal rail 6 is that two secured in parallel are installed in the guide rail on the plane on the lathe base 1.In the groove of the lathe base 1 of longitudinal leadscrew 7 between two longitudinal rails 6, this groove low with lathe base on the plane.Be movably installed with slide 8 on two longitudinal rails 6, promptly be installed with straight line longitudinal rail slide block 16 below slide 8, slide 8 slides on longitudinal rail 6 by straight line longitudinal rail slide block.Servomotor 9 is installed on slide 8, and in output shaft drive slide nut 10 rotations of servomotor 9, slide nut 10 is fixed on the slide 8, and the output shaft of servomotor 9 and slide nut 10 can be gear drives, also can be the band transmissions.Therefore slide 8 drives 10 rotations of slide nut by the servomotor on it 9, slide nut 10 is meshed with the longitudinal leadscrew 7 that two ends are fixedly mounted on the lathe base 1, thereby slide nut 10 rotates and drives slide 8 guide rail 6 motions longitudinally, realizes that abrasive grinding wheel moves to grinding and feeding along workpiece spindle.
The top of slide plate 12 is arc surface, is movably installed with grinding carriage 5 on arc surface, and the following of grinding carriage 5 also is arc surface, so grinding carriage 5 is landed on the arc surface of slide plate 12.On grinding carriage 5, be installed with by motor-driven grinding head grinding wheel, grinding carriage 5 on the slide plate arc surface can swing along arc surface and adjust the angle of inclination of grinding head grinding wheel 15, be about to grinding carriage 5 after rotating an angle on the slide plate arc surface, grinding head grinding wheel 15 promptly not on vertical plane and shape at a tilt angle, promptly with vertical vertical plane shape at an angle, thereby realize the leading screw of different helical angles is processed, to satisfy the needs of different lead thread grinding.Grinding carriage 5 remains unchanged its fixed-site by holding screw after rotating an angle on the slide plate arc surface on the slide plate arc surface.
On the inclined plane of grinding carriage 5, be fixed with grinding carriage inclined plane guide rail, on the guide rail of grinding carriage inclined plane, slide unit 18 is installed, on the inclined plane of grinding carriage 5, fixedly mount motor, motor output shaft is connected with slide unit leading screw 19 by shaft coupling, slide unit leading screw 19 is rotating on the inclined plane of grinding carriage 5 under the driving of motor, on slide unit 18, be installed with the slide unit nut that is meshed with slide unit leading screw 19, slide unit leading screw 19 rotates and drives the slide unit 18 that is fixed with the slide unit nut and move on the guide rail of grinding carriage inclined plane, on slide unit 18, diamond roller trimming device is installed, the emery wheel wheel dresser comprises electric main shaft, be installed in the emery wheel on the electric main shaft, during finishing grinding head grinding wheel 15, emery wheel is along grinding head grinding wheel 15 radial feeds, thereby realization is to the finishing of grinding head grinding wheel.
As Fig. 6, shown in 7, the centre frame 3 that plays the supporting workpiece effect comprises center support body 20, on center support body 20, respectively be hinged with lower platen 21 down, the head of last lower platen 21 contacts with workpiece, the afterbody of last lower platen 21 contacts with handle, handle promotes to go up lower platen 21 rich center support body pin joints and does lever motion, last lower platen 21 compresses workpiece up and down, horizontal pressure foot 22 is installed at middle part at center support body 20, the head of horizontal pressure foot 22 contacts with workpiece, afterbody contacts with handle, and handle is level of compression pressing plate 22 in the horizontal direction, and lower platen and horizontal pressure foot locking nut in the locking are installed between last lower platen and horizontal pressure foot and center support body.Can manually adjust three pressing plates, realize adjusting the linearity that workpiece is installed, but manual locking after each pressing plate is adjusted.
Each feeding motor of lathe is servomotor, configuration high-resolution circle grating on the work spindle, and axial feed direction configuration linear grating chi can be realized the full cut-off ring control of thread grinding thus.
Claims (6)
1, a kind of longitudinal movable leading screw grinder with digital control of bistrique rack, comprise lathe base (1), be installed on the lathe base (1) by motor-driven work spindle (2), with the tailstock (4) of work spindle fixation workpiece, play the centre frame (3) of supporting workpiece effect, it is characterized in that:
A, corresponding workpiece fixedly mount longitudinal rail (6) and longitudinal leadscrew (7) on lathe base, on longitudinal rail (6), be movably installed with slide (8), slide (8) drives slide nut (10) by the motor (9) on it and rotates, slide nut (10) is meshed with longitudinal leadscrew (7), drive slide (8) guide rail (6) motion longitudinally
B, cross slide way (11) is installed on slide (8), on cross slide way (11), is movably installed with slide plate (12), slide plate (12) by sled drive mechanism along cross slide way (11) motion,
The top of c, slide plate (12) is arc surface, on arc surface, be movably installed with grinding carriage (5), be installed with by motor-driven grinding head grinding wheel on grinding carriage (5), the grinding carriage on the slide plate arc surface (5) swings along arc surface and adjusts the angle of inclination of grinding head grinding wheel (15).
2, a kind of longitudinal movable leading screw grinder with digital control of bistrique rack according to claim 1, it is characterized in that: be installed with straight line longitudinal rail slide block (16) below slide (8), slide (8) is gone up at longitudinal rail (6) by straight line longitudinal rail slide block and is slided.
3, a kind of longitudinal movable leading screw grinder with digital control of bistrique rack according to claim 1, it is characterized in that: described sled drive mechanism is meant and is installed with motor (17) on slide (8), motor output shaft is connected with horizontal leading screw (14) by shaft coupling, laterally leading screw (14) is gone up rotation at slide (8) under the driving of motor, be installed with the feed screw nut (13) that is meshed with horizontal leading screw (14) on slide plate, laterally leading screw (14) rotates and drives the slide plate (12) that is fixed with feed screw nut and move along cross slide way (11).
4, a kind of longitudinal movable leading screw grinder with digital control of bistrique rack according to claim 1, it is characterized in that: on the inclined plane of grinding carriage (5), be fixed with grinding carriage inclined plane guide rail, slide unit (18) is installed on the guide rail of grinding carriage inclined plane, on the inclined plane of grinding carriage (5), fixedly mount motor, motor output shaft is connected with slide unit leading screw (19) by shaft coupling, slide unit leading screw (19) is rotating on the inclined plane of grinding carriage (5) under the driving of motor, on slide unit (18), be installed with the slide unit nut that is meshed with slide unit leading screw (19), slide unit leading screw (19) rotates and drives the slide unit (18) that is fixed with the slide unit nut and move on the guide rail of grinding carriage inclined plane, on slide unit (18), diamond roller trimming device is installed, the emery wheel wheel dresser comprises electric main shaft, be installed in the emery wheel on the electric main shaft, during finishing grinding head grinding wheel (15), emery wheel is along grinding head grinding wheel (15) radial feed.
5, a kind of longitudinal movable leading screw grinder with digital control of bistrique rack according to claim 1, it is characterized in that: the centre frame (3) that plays the supporting workpiece effect comprises center support body (20), on center support body (20), respectively be hinged with lower platen (21) down, the head of last lower platen (21) contacts with workpiece, the afterbody of last lower platen (21) contacts with handle, handle promotes to go up the rich center of lower platen (21) support body pin joint and does lever motion, last lower platen (21) compresses workpiece up and down, horizontal pressure foot (22) is installed at middle part at center support body (20), the head of horizontal pressure foot (22) contacts with workpiece, afterbody contacts with handle, handle is level of compression pressing plate (22) in the horizontal direction, and lower platen and horizontal pressure foot locking nut in the locking are installed between last lower platen and horizontal pressure foot and center support body.
6, a kind of longitudinal movable leading screw grinder with digital control of bistrique rack according to claim 1, it is characterized in that: each feeding motor of lathe is servomotor, configuration high-resolution circle grating on the work spindle, axial feed direction configuration linear grating chi can be realized the full cut-off ring control of thread grinding thus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100175675A CN100515676C (en) | 2006-03-27 | 2006-03-27 | Longitudinal movable leading screw grinder with digital control of bistrique rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100175675A CN100515676C (en) | 2006-03-27 | 2006-03-27 | Longitudinal movable leading screw grinder with digital control of bistrique rack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1817561A true CN1817561A (en) | 2006-08-16 |
| CN100515676C CN100515676C (en) | 2009-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100175675A Expired - Fee Related CN100515676C (en) | 2006-03-27 | 2006-03-27 | Longitudinal movable leading screw grinder with digital control of bistrique rack |
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| CN (1) | CN100515676C (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101941174A (en) * | 2010-09-21 | 2011-01-12 | 无锡中盈实业有限公司 | Grinder with removable grinding tool |
| CN107175558A (en) * | 2016-03-10 | 2017-09-19 | 上海上机精密量仪有限公司 | Sphere grinding machine |
| CN113245972A (en) * | 2021-06-11 | 2021-08-13 | 四川航天长征装备制造有限公司 | Core needle grinding device |
| CN113579933A (en) * | 2021-08-19 | 2021-11-02 | 山东大学 | Ball screw raceway grinding test device and method |
| CN113664715A (en) * | 2021-08-30 | 2021-11-19 | 兰州兰石能源装备工程研究院有限公司 | Driving feeding device for magnetic grinding machine production line |
| CN114473658A (en) * | 2021-12-24 | 2022-05-13 | 大连德迈仕精密科技股份有限公司 | Rotor shaft polishing device and polishing method thereof |
| CN115284175A (en) * | 2022-08-24 | 2022-11-04 | 广东豪特曼智能机器有限公司 | Arc feeding device for grinding machine and mounting method thereof |
-
2006
- 2006-03-27 CN CNB2006100175675A patent/CN100515676C/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101941174A (en) * | 2010-09-21 | 2011-01-12 | 无锡中盈实业有限公司 | Grinder with removable grinding tool |
| CN101941174B (en) * | 2010-09-21 | 2012-07-04 | 无锡中盈实业有限公司 | Grinder with removable grinding tool |
| CN107175558A (en) * | 2016-03-10 | 2017-09-19 | 上海上机精密量仪有限公司 | Sphere grinding machine |
| CN113245972A (en) * | 2021-06-11 | 2021-08-13 | 四川航天长征装备制造有限公司 | Core needle grinding device |
| CN113579933A (en) * | 2021-08-19 | 2021-11-02 | 山东大学 | Ball screw raceway grinding test device and method |
| CN113664715A (en) * | 2021-08-30 | 2021-11-19 | 兰州兰石能源装备工程研究院有限公司 | Driving feeding device for magnetic grinding machine production line |
| CN114473658A (en) * | 2021-12-24 | 2022-05-13 | 大连德迈仕精密科技股份有限公司 | Rotor shaft polishing device and polishing method thereof |
| CN115284175A (en) * | 2022-08-24 | 2022-11-04 | 广东豪特曼智能机器有限公司 | Arc feeding device for grinding machine and mounting method thereof |
| CN115284175B (en) * | 2022-08-24 | 2023-07-21 | 广东豪特曼机床股份有限公司 | Arc feeding device for grinding bed and installation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100515676C (en) | 2009-07-22 |
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