CN205497223U - Power position coupling fine motion precision polishing device - Google Patents
Power position coupling fine motion precision polishing device Download PDFInfo
- Publication number
- CN205497223U CN205497223U CN201620230920.7U CN201620230920U CN205497223U CN 205497223 U CN205497223 U CN 205497223U CN 201620230920 U CN201620230920 U CN 201620230920U CN 205497223 U CN205497223 U CN 205497223U
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- CN
- China
- Prior art keywords
- guide rail
- fine motion
- position coupling
- axis guide
- axle guide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model relates to a power position coupling fine motion precision polishing device and online power detect and control method, belong to the machine -building field. X axle guide rail fixed mounting is on the lathe bed, and the Y axle guide rail is installed on the X axle guide rail on the carriage apron, carriage apron and Y axle guide rail sliding connection on the Y axle guide rail, fine motion polishing tool ystem installation on the Y axle guide rail on the carriage apron, Z axle guide rail fixed mounting on the lathe bed, Z axle guide rail carriage apron and Z axle guide rail sliding connection, the work piece holder is fixed on Z axle guide rail carriage apron. The advantage lies in: novel structure possesses three -dimensional the removal and two rotational degrees of freedom, can adapt to complicated work piece finished surface, realizes that cutter and work piece contact force are invariable, instrument head radial axle promotes to flexible construction to the cylinder, can avoid contact force increase suddenly arouses in the course of working the cutter and the damage of work piece.
Description
Technical field
This utility model belongs to mechanical manufacturing field, refers in particular to a kind of power position coupling fine motion edge precise polishing device.
Background technology
Precision Machining and Ultraprecision Machining are that the important foundation of development national defence sophisticated technology ensures, are to have war
The slightly important technology of meaning.But precise polished platform will be inevitably present the problem such as deformation, mechanical movement instability.
Common burnishing machine main shaft is rigidly connected with cutter, is not only difficult in adapt to the change of free form surface, and surface roughness
It is difficult to control to.Add and generally cannot obtain cutter and the dynamic change of absorption surface power in the course of processing man-hour, it is impossible to carry out
Corresponding feedback regulation, runs into the emergency case such as trajectory planning mistake and causes cutter to increase severely with workpiece contact forces, cause
Cutter or the damage of workpiece.Existing power control burnishing machine for implementation tool head along point contact method to feeding, need extremely
Few 4 axle linkage machine tools, cost is high and complicated against solving, it is impossible to take into account positional precision and power control accuracy.This reality
Simplify motion structure with novel, solved the contradiction of power and position by fine motion tool system normal direction feeding well,
Improve machining accuracy, reduce cost.
Summary of the invention
This utility model provides a kind of power position coupling fine motion edge precise polishing device, it is therefore an objective to provide one to have on-line checking
Cutter and absorption surface power size also can realize the polishing platform that contact force is controlled, are mainly directed towards complex-curved throwing
Light, it is achieved realize the accurate control of cutter and absorption surface power while ensureing positional precision in the course of processing, thus carry
The precision of workpiece and yields in the high-accuracy course of processing.
This utility model adopts the technical scheme that: X-axis guide rail is fixedly mounted on lathe bed, and Y-axis guide rails assembling is at X
On axis rail on slide carriage, on Y-axis guide rail, slide carriage is connected with Y-axis slide, and fine motion polishing tool system is arranged on Y
On axis rail on slide carriage, Z axis guide rail is fixedly mounted on lathe bed, and Z axis guide rail slide carriage is connected with Z axis slide,
Work piece holder is fixed on Z axis guide rail slide carriage.
Fine motion polishing tool system described in the utility model is by connecting plate, main shaft pedestal, axial force position coupling unit, ball
Cage shaft coupling, ball spline, fixed support, electro spindle, three groups of radial force position coupling units compositions, fixed support with
Connecting plate is fixing to be connected, and three groups of power position coupling units are connected to electricity by two ends oscillating bearing one, oscillating bearing two
On main shaft and fixed support, these three groups of power position coupling units are generally aligned in the same plane interior and are mutually 120 degree of angles, axially
It is composed in series by connector with ball spline, power position coupling unit, cage shaft coupling by electro spindle, described ball flower
Key splined shaft left end and main shaft back seat be fixing to be connected, right-hand member is connected with the left rod end of force transducer, and axle sleeve is connected with link,
Link is connected with cage shaft coupling one end, and the cage shaft coupling other end is fixedly connected with the base, and described connecting plate is fixed on Y
On axis rail on slide carriage.
Radial force position described in the utility model coupling unit bar length direction by oscillating bearing, force transducer one, cylinder one,
Oscillating bearing is composed in series by connector, and connector and force transducer left end bar phase are passed through in one end of displacement transducer one
Even, the other end is fixed seat with cylinder and is connected.
Axial force position described in the utility model coupling unit bar length direction is passed through connector by force transducer two, cylinder two
Being composed in series, cylinder two base is fixing with link to be connected, and connector and force transducer are passed through in displacement transducer two one end
Left end bar is connected, and the other end is fixed seat with cylinder and is connected.
This utility model provides three-dimensional mobile by lathe, and can to carry out axial-radial micro-for fine motion polishing tool system simultaneously
Dynamic regulation, can meet the processing on complex part surface, keeps main shaft initial position constant, Ke Yi in the course of processing
Line detects the relation between cutter and absorption surface power size, and then convenient research contact force and workpiece processing quality；
Fine motion polishing tool system can realize cutter and the control of absorption surface power in polishing process simultaneously, such as at accurate grinding
Time need bistrique and workpiece constant contact force, apply this fine motion polishing tool system to realize, improve processing
Precision.
The utility model has the advantage of: novel structure possess three-dimensional mobile and two rotational freedoms, be adapted to
Complicated workpiece machining surface；By controlling on fine motion polishing tool system four expansion link, force transducer can be with on-line checking
Workpiece changes with tool contact power；Cutter can be realized by tool system expansion link closed loop control micro-positioning regulators normal direction feeding
Have constant with absorption surface power；It is flexible structure that tool heads radial-axial cylinder promotes, and can avoid connecing in the course of processing
Touch increases suddenly the damage of cutter and the workpiece caused.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of this utility model fine motion polishing tool system
Fig. 3 is the structural representation of radial force position coupling unit in this utility model fine motion polishing tool system；
Fig. 4 is the structural representation of axial force position coupling unit in this utility model fine motion polishing tool system；
Fig. 5 is the structural representation of ball spline in this utility model fine motion polishing tool system；
Wherein: slide carriage on 1.X axis rail, slide carriage on 2.Y axis rail, 3. fine motion polishing tool system, 4.Z axis rail
Slide carriage, 5. work piece holder, 6. workpiece, 7. lathe bed, 8.X axis rail, 9.Y axis rail, 10.Z axis rail, 301.
Connecting plate, 302. main shaft pedestals, 303. axial force position coupling units, 304. cage shaft couplings, 305. ball splines, 306.
Fixed support, 307. electro spindle, 308. radial force position coupling units, 30801. oscillating bearings two, 30802. cylinders one,
30803. displacement transducers one, 30804. oscillating bearings one, 30805. force transducers one, 30301. cylinders two, 30302.
Displacement transducer two, 30303. force transducers two, 30304. links.
Detailed description of the invention
X-axis guide rail 8 is fixedly mounted on lathe bed 7, Y-axis guide rails assembling on X-axis guide rail on slide carriage 1, Y-axis
On guide rail, slide carriage 2 is slidably connected with Y-axis guide rail 9, and fine motion polishing tool system 3 is arranged on slide carriage on Y-axis guide rail
On 2, Z axis guide rail 10 is fixedly mounted on lathe bed 7, and Z axis guide rail slide carriage 4 is connected with Z axis slide, workpiece
Fixture 5 is fixed on Z axis guide rail slide carriage 4；
Described fine motion polishing tool system 3 by connecting plate 301, main shaft pedestal 302, axial force position coupling unit 303,
Cage shaft coupling 304, ball spline 305, fixed support 306,307, three groups of radial force position coupling units of electro spindle
308 compositions, fixed support 306 is fixing with connecting plate 301 to be connected, and three groups of power position coupling units 308 are closed by two ends
Bearings 1, oscillating bearing 2 30801 are connected on electro spindle 307 and fixed support 306, and these are three years old
Group power position coupling unit 308 is generally aligned in the same plane interior and is mutually 120 degree of angles, it is achieved main shaft radial motion；Axially
Connected by connector with ball spline 305, power position coupling unit 303, cage shaft coupling 304 by electro spindle 307
Composition, described ball spline 305 splined shaft 30502 left end and main shaft 307 back seat be fixing to be connected, right-hand member and power sensing
The left rod end of device 30303 is connected, and axle sleeve 30501 is connected with link 30304, link 30304 and cage shaft coupling
304 one end are connected, and cage shaft coupling 304 other end is connected with pedestal 302, axial force position coupling unit 303, rolling
Spline 305 is realized main shaft 307 axially-movable and is transmitted by link 30304, cage shaft coupling 304 by moment of torsion
On pedestal 302；Described connecting plate 301 is fixed on Y-axis guide rail and carries out Y-direction on slide carriage 2 and move, and can realize
The axially and radially micro-positioning regulators of major axes orientation；
Described radial force position coupling unit 308 bar length direction by oscillating bearing 30804, force transducer 1,
Cylinder 1, oscillating bearing 30801 are composed in series by connector, and displacement transducer 1 one end is passed through
Connector is connected with force transducer 30805 left end bar, and the other end is fixed seat with cylinder 30802 and is connected.
Described axial force position coupling unit 303 bar length direction is passed through by force transducer 2 30303, cylinder 2 30301
Connector is composed in series, and cylinder 2 30301 base is connected with link 30304, displacement transducer 2 30302 one end
Being connected with force transducer 30805 left end bar by connector, the other end is fixed seat with cylinder 30802 and is connected.
Operation principle: workpiece to be machined 6 is fixed on work piece holder 5, carries out vertical direction by Z axis guide rail slide carriage
Mobile, on X-axis guide rail, on slide carriage 1 and Y-axis guide rail, slide carriage 2 drives fine motion polishing tool system to carry out horizontal direction
Two dimensional motion, fine motion polishing tool system is radially by the three groups of footpaths being mutually 120 degree of angles in initial position same plane
Clamping electro spindle 307 to power position coupling unit 308, wherein coupling unit 308 two ends, three groups of radial force positions are by two passes
Bearings connects main shaft 307 and fixed support 306 respectively, it is ensured that radial force position coupling unit 308 is only along Telescopic-cylinder
Direction stress, displacement transducer 1 monitoring radial force position coupling unit collapsing length, force transducer one in real time
30805 monitorings in real time are along telescopic direction thrust；Fine motion polishing tool system axial is by electro spindle 307 and ball spline
305, axial force position coupling unit 303, cage shaft coupling 304 are composed in series, ball spline 305 and cage shaft coupling
Device 304 guarantees that electro spindle 307 moment of torsion is delivered on pedestal 302, and axial thrust monitored in real time by force transducer 2 30303,
Displacement transducer 2 30302 monitoring axial force position coupling unit collapsing length in real time；Three groups of force transducers in work process
One 30805 make a concerted effort to obtain tool heads with absorption surface power along main shaft 307 axis direction with axial force transducer 2 30303
Component, obtains actual contact force F according to main shaft 307 axis direction and absorption surface point normal direction angleN, by FN
With expectation contact force FrCompare, by difference EFIt is input in the impedance model of position obtain position, contact normal direction
Moving correction E, then reverse carries out fine motion adjustment to the stroke of each power displacement coupling unit, it is achieved contact force
Closed loop control.
Claims (4)
1. a power position coupling fine motion edge precise polishing device, it is characterised in that: X-axis guide rail is fixedly mounted on lathe bed,
Y-axis guide rails assembling is on X-axis guide rail on slide carriage, and on Y-axis guide rail, slide carriage is connected with Y-axis slide, and fine motion is thrown
Optical tool system is arranged on Y-axis guide rail on slide carriage, and Z axis guide rail is fixedly mounted on lathe bed, Z axis guide rail slide carriage with
Z axis slide connects, and work piece holder is fixed on Z axis guide rail slide carriage.
A kind of power position coupling fine motion edge precise polishing device the most according to claim 1, it is characterised in that: described
Fine motion polishing tool system by connecting plate, main shaft pedestal, axial force position coupling unit, cage shaft coupling, ball spline,
Fixed support, electro spindle, three groups of radial force position coupling unit compositions, fixed support is fixing with connecting plate to be connected, three groups
Power position coupling unit is connected on electro spindle and fixed support by two ends oscillating bearing one, oscillating bearing two, should
Three groups of power position coupling units are generally aligned in the same plane interior and are mutually 120 degree of angles, axially by electro spindle and ball spline,
Power position coupling unit, cage shaft coupling are composed in series by connector, after described ball spline splined shaft left end and main shaft
The fixing connection of seat, right-hand member are connected with the left rod end of force transducer, and axle sleeve is connected with link, link and cage shaft coupling
One end is connected, and the cage shaft coupling other end is fixedly connected with the base, and described connecting plate is fixed on Y-axis guide rail on slide carriage.
A kind of power position coupling fine motion edge precise polishing device the most according to claim 2, it is characterised in that: described
Radial force position coupling unit bar length direction by oscillating bearing, force transducer one, cylinder one, oscillating bearing by connect
Part is composed in series, and one end of displacement transducer one is connected with force transducer left end bar by connector, the other end and cylinder
Fixing seat is connected.
A kind of power position coupling fine motion edge precise polishing device the most according to claim 2, it is characterised in that: described
Axial force position coupling unit bar length direction be composed in series by connector by force transducer two, cylinder two, cylinder two end
Seat is fixing with link to be connected, and displacement transducer two one end is connected with force transducer left end bar by connector, the other end
Fix seat with cylinder to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620230920.7U CN205497223U (en) | 2016-03-23 | 2016-03-23 | Power position coupling fine motion precision polishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620230920.7U CN205497223U (en) | 2016-03-23 | 2016-03-23 | Power position coupling fine motion precision polishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205497223U true CN205497223U (en) | 2016-08-24 |
Family
ID=56732823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620230920.7U Withdrawn - After Issue CN205497223U (en) | 2016-03-23 | 2016-03-23 | Power position coupling fine motion precision polishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205497223U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105729305A (en) * | 2016-03-23 | 2016-07-06 | 吉林大学 | Force position coupling micro-motion precise polishing device and online force detection and control method |
| CN108340168A (en) * | 2018-04-10 | 2018-07-31 | 宁波辛迪自动化科技有限公司 | A kind of cutter general flexible floating installation |
-
2016
- 2016-03-23 CN CN201620230920.7U patent/CN205497223U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105729305A (en) * | 2016-03-23 | 2016-07-06 | 吉林大学 | Force position coupling micro-motion precise polishing device and online force detection and control method |
| CN105729305B (en) * | 2016-03-23 | 2017-11-14 | 吉林大学 | Power position couples fine motion edge precise polishing device and online power Detection ＆ Controling method |
| CN108340168A (en) * | 2018-04-10 | 2018-07-31 | 宁波辛迪自动化科技有限公司 | A kind of cutter general flexible floating installation |
| CN108340168B (en) * | 2018-04-10 | 2023-12-26 | 深圳市永翔精密工具有限公司 | Universal flexible floating device for cutter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160824 Effective date of abandoning: 20171114 |