CN102785063A - High-precision machining method of precision centrifuge measuring plane - Google Patents
High-precision machining method of precision centrifuge measuring plane Download PDFInfo
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- CN102785063A CN102785063A CN2012103212559A CN201210321255A CN102785063A CN 102785063 A CN102785063 A CN 102785063A CN 2012103212559 A CN2012103212559 A CN 2012103212559A CN 201210321255 A CN201210321255 A CN 201210321255A CN 102785063 A CN102785063 A CN 102785063A
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Abstract
The invention discloses a high-precision machining method of a precision centrifuge measuring plane. The high-precision machining method comprises the following steps: mounting the precision centrifuge measuring plane on a precision centrifuge in a machine room; mounting a radial machining tool in the machine room; starting the precision centrifuge and machining a radial measuring plane of the precision centrifuge; and taking out of the radial machining tool, and turning off the precision centrifuge; mounting an axial l machining tool in the machine room; starting the precision centrifuge, machining an axial measuring plane of the precision centrifuge; taking out of the axial machining tool, turning off the precision centrifuge and finishing the whole machining of the precision centrifuge measuring plane. According to the high-precision machining method of the precision centrifuge measuring plane, the precision centrifuge measuring plane is machined on the precision centrifuge which is directly arranged in the machine room with high-precision environmental parameters, so that the influences of many negative factors such as precision, assembling and regulating technologies and environment and the like to the traditional machine tool equipment can be avoided, the machining precision can be remarkably improved, the machining cost is reduced, and the measuring precisions of dynamic radius and dynamic loss angle of the precision centrifuge can be improved remarkably.
Description
Technical field
The present invention relates to a kind of precision centrifuge and measure the processing method of face, relate in particular to a kind of high-precision processing method of directly utilizing precision centrifuge to measure face as the precision centrifuge of rotating carrier.
Background technology
Precision centrifuge usually adopts outer reference measurement method that Dynamic Radius and dynamic misalignment angle are measured, and the machining accuracy of precision centrifuge measurement face just becomes influences the key factor that Dynamic Radius and dynamic misalignment angle are carried out certainty of measurement.
The processing method that existing precision centrifuge is measured face is: on high precision machine tool, accomplish the processing that precision centrifuge is measured face, and again through the adjustment of the installation between the precision centrifuge mechanical part, the final measurement face that forms with definite shape and site error.Since receive influence of various factors such as machine tool precision, integration techno logy, environmental difference, not high enough through the precision centrifuge measurement surface accuracy that this conventional method obtains, but can't realize big raising with regard to present technological level.So it is imperative to seek the processing method of new precision centrifuge measurement face.
Summary of the invention
The object of the invention provides a kind of high-precision processing method of directly utilizing precision centrifuge to measure face as the precision centrifuge of rotating carrier with regard to being in order to address the above problem.
In order to achieve the above object, the present invention has adopted following technical scheme:
The present invention includes following steps: (1) is installed on said precision centrifuge measurement face on the precision centrifuge in the unit room; (2) radially process tool is installed in said unit room; (3) start said precision centrifuge, carry out the processing of precision centrifuge radial measurement face; (4) withdraw from said radially process tool, close said precision centrifuge, accomplish the processing of said precision centrifuge radial measurement face; (5) in said unit room installation shaft to process tool; (6) start said precision centrifuge, carry out the processing that precision centrifuge is axially measured face; (7) withdraw from said axial process tool, close said precision centrifuge, accomplish the integral body processing that said precision centrifuge is measured face.
Through directly on the precision centrifuge that places unit room with high accuracy ambient parameter the processing precise centrifuge measure face, can avoid traditional machine tool equipment precision, integration techno logy, environment etc. many in the influence of negative factors.This is a core thinking of the present invention.
Particularly, said unit room meets the following conditions: said unit room is provided with the vibration insulating foundation that is used to install said precision centrifuge, and the natural frequency of vibration of said vibration insulating foundation is not more than 2Hz, and level is disturbed less than 1 * 10
-6M/s vertically disturbs less than 2 * 10
-6M/s, disturbance angle velocity is not more than 1 * 10
-8Rad/s; Temperature in the said unit room is 20 ℃ ± 0.5 ℃, and humidity is not more than 50%, and air velocity is not more than 2m/s.Because it is very high that precision centrifuge is measured the required precision of face; So humiture and air velocity in process in its vibration of foundation frequency, interference coefficient, interference angle and the unit room all can have bigger influence, and these conditions can't satisfy in traditional machine tool processing.
The body of wall of said unit room is a hollow cylindrical structure, and the wall outer side of said unit room is provided with heat-insulation layer and temperature and humidity control device.The body of wall of hollow cylindrical structure can reduce processing and the influence of running environment condition difference to the measurement surface accuracy.
Further; The main shaft verticality of the air bearing of said precision centrifuge is not more than 3 "; the levelness of the turntable of said precision centrifuge is not more than 5 ", the residue unbalancing value of said precision centrifuge is not more than 0.02kgm, and the rotating accuracy of said air bearing is not more than 0.5um.Such required precision also can't realize in traditional machine tool.
Further, in said step (3) and the said step (6), the rotating speed of said precision centrifuge is not more than 9rad/s.
As preferably, in said step (3) and the said step (4), monitor the circle of said precision centrifuge radial measurement face through capacitance gage radially and beat, when radial run-out during, withdraw from cutter less than 4um; In said step (6) and the said step (7), monitor the ending pulsation that said precision centrifuge is axially measured face,, withdraw from cutter when ending pulsation during less than 4um through axial capacitance gage.
Beneficial effect of the present invention is:
The present invention through directly on the precision centrifuge that places unit room with high accuracy ambient parameter the processing precise centrifuge measure face; Can avoid the influence of many middle negative factors such as traditional machine tool equipment precision, integration techno logy, environment; Can realize simultaneously that sufficiently high ambient parameter requires and the requirement of equipment operational factor; Significantly improved machining accuracy, reduced processing cost, to the precision centrifuge Dynamic Radius, dynamically to lose the raising effect of angular measurement precision obvious.
Description of drawings
Accompanying drawing is the structural representation that precision centrifuge according to the invention is measured the high-precision processing equipment that method adopts of face.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is made further specific descriptions:
As shown in Figure 1; Institute of the present invention employing equipment comprise precision centrifuge 4, Temperature and Humidity Control equipment 3, radially process tool 7, axially process tool 10, precision centrifuge radial measurement face 12, precision centrifuge are axially measured face 13, radially capacitance gage 9 and axial capacitance gage 11; Precision centrifuge 4 comprises motor 8, turntable 6 and air bearing 5; The main shaft verticality of the air bearing 5 of precision centrifuge 4 is not more than 3 "; the rotating accuracy of air bearing 5 is not more than 0.5um, and the levelness of the turntable 6 of precision centrifuge 4 is not more than 5 ", the residue unbalancing value of precision centrifuge 4 is not more than 0.02kgm; The body of wall of unit room 2 is a hollow cylindrical structure, and the wall outer side of unit room 2 is provided with heat-insulation layer; Temperature and Humidity Control equipment 3 adopts conventional equipment and is installed on the wall outer side of unit room 2; Miscellaneous equipment is installed in the unit room 2; Be provided with the vibration insulating foundation 1 that is used to install precision centrifuge 4 in the unit room 2, the natural frequency of vibration of vibration insulating foundation 1 is not more than 2Hz, and level is disturbed less than 1 * 10
-6M/s vertically disturbs less than 2 * 10
-6M/s, disturbance angle velocity is not more than 1 * 10
-8Rad/s; Temperature in the unit room 2 is 20 ℃ ± 0.5 ℃, and humidity is not more than 50%, and air velocity is not more than 2m/s.
In conjunction with Fig. 1, the present invention includes following steps: (1) is installed on precision centrifuge measurement face on the precision centrifuge in the unit room, and said precision centrifuge measurement face comprises that precision centrifuge radial measurement face 12 and precision centrifuge axially measure face 13; (2) radially process tool 7 is installed in unit room 2; (3) start the motor 8 of precision centrifuge 4, carry out the processing of precision centrifuge radial measurement face 12, the rotating speed of motor 8 is not more than 9rad/s, in the process, beats through the circle of capacitance gage 9 monitoring precision centrifuge radial measurement faces 12 radially; (4) when radial run-out during, withdraw from radially process tool 7, close the motor 8 of precision centrifuge 4, accomplish the processing of precision centrifuge radial measurement face 12 less than 4um; (5) in unit room 2 installation shaft to process tool 10; (6) motor 8 of startup precision centrifuge 4 carries out the processing that precision centrifuge is axially measured face 13, and the rotating speed of motor 8 is not more than 9rad/s, in the process, axially measures the ending pulsation of face 13 through axial capacitance gage 11 monitoring precision centrifuges; (7) when longitudinal end is beated less than 4um, withdraw from axial process tool 10, close the motor 8 of precision centrifuge 4, accomplish the integral body processing that said precision centrifuge is measured face.
Shown in accompanying drawing, the vibration isolating effect of vibration insulating foundation 1 is much better than the ground of traditional precision machine tool, greatly reduces the influence of foundation vibration to machining accuracy; The actual motion environment that the processing that precision centrifuge is measured face is placed on the precision centrifuge 4 of strictnesses controls such as humiture, flow perturbation is to carry out in the unit room 2; The control of 2 pairs of temperature of unit room, wind speed requires the job shop far above precision machine tool, greatly reduces processing and the influence of running environment condition difference to the measurement surface accuracy; Utilize the high accuracy rotation of the air bearing 5 self of precision centrifuge 4 to support; The precision of the mechanical part of accomplishing precision centrifuge 4 debug regulate with dynamic balancing after; Carry out precision centrifuge and measure the field machining of face; The rotating accuracy of air bearing 5 is than high one or two magnitude of the rotating accuracy of standard machinery bearing process equipment, and the field machining method successfully avoided debuging error to measuring the influence of face machining accuracy, improved precision centrifuge largely and measured the face machining accuracy; Precision centrifuge is measured the processing of face by radially capacitance gage 9 and axially capacitance gage 11 monitorings, and monitoring accuracy is a submicron order, according to monitoring situation adjustment machined parameters, to realize the high-precision processing of measurement face.
In sum, the present invention has thoroughly changed the processing method that traditional precision centrifuge is measured face, and machining accuracy is improved greatly, and high precision machine tool that need not be traditional, provides cost savings.
Claims (6)
1. a precision centrifuge is measured the high-precision processing method of face, and it is characterized in that: may further comprise the steps: (1) is installed on said precision centrifuge measurement face on the precision centrifuge in the unit room; (2) radially process tool is installed in said unit room; (3) start said precision centrifuge, carry out the processing of precision centrifuge radial measurement face; (4) withdraw from said radially process tool, close said precision centrifuge, accomplish the processing of said precision centrifuge radial measurement face; (5) in said unit room installation shaft to process tool; (6) start said precision centrifuge, carry out the processing that precision centrifuge is axially measured face; (7) withdraw from said axial process tool, close said precision centrifuge, accomplish the integral body processing that said precision centrifuge is measured face.
2. precision centrifuge according to claim 1 is measured the high-precision processing method of face; It is characterized in that: said unit room meets the following conditions: said unit room is provided with the vibration insulating foundation that is used to install said precision centrifuge; The natural frequency of vibration of said vibration insulating foundation is not more than 2Hz, and level is disturbed less than 1 * 10
-6M/s vertically disturbs less than 2 * 10
-6M/s, disturbance angle velocity is not more than 1 * 10
-8Rad/s; Temperature in the said unit room is 20 ℃ ± 0.5 ℃, and humidity is not more than 50%, and air velocity is not more than 2m/s.
3. precision centrifuge according to claim 1 and 2 is measured the high-precision processing method of face, and it is characterized in that: the body of wall of said unit room is a hollow cylindrical structure, and the wall outer side of said unit room is provided with heat-insulation layer and temperature and humidity control device.
4. precision centrifuge according to claim 1 is measured the high-precision processing method of face; It is characterized in that: the main shaft verticality of the air bearing of said precision centrifuge is not more than 3 "; the levelness of the turntable of said precision centrifuge is not more than 5 "; The residue unbalancing value of said precision centrifuge is not more than 0.02kgm, and the rotating accuracy of said air bearing is not more than 0.5um.
5. precision centrifuge according to claim 1 is measured the high-precision processing method of face, and it is characterized in that: in said step (3) and the said step (6), the rotating speed of said precision centrifuge is not more than 9rad/s.
6. precision centrifuge according to claim 1 is measured the high-precision processing method of face; It is characterized in that: in said step (3) and the said step (4); Monitor the circle of said precision centrifuge radial measurement face beats through capacitance gage radially; When radial run-out during, withdraw from cutter less than 4um; In said step (6) and the said step (7), monitor the longitudinal end of said precision centrifuge measurement face through axial capacitance gage and beat, when longitudinal end is beated less than 4um, withdraw from cutter.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210321255.9A CN102785063B (en) | 2012-09-03 | 2012-09-03 | High-precision machining method of precision centrifuge measuring plane |
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|---|---|---|---|
| CN201210321255.9A CN102785063B (en) | 2012-09-03 | 2012-09-03 | High-precision machining method of precision centrifuge measuring plane |
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| CN102785063A true CN102785063A (en) | 2012-11-21 |
| CN102785063B CN102785063B (en) | 2014-04-02 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107179051A (en) * | 2017-06-27 | 2017-09-19 | 中国航空工业集团公司北京长城航空测控技术研究所 | A kind of big angle of visual field 3 D measuring instrument |
| CN108145532A (en) * | 2018-02-08 | 2018-06-12 | 盐城工业职业技术学院 | A kind of electronic detecting device and its system for lathe |
| CN108168487A (en) * | 2017-12-29 | 2018-06-15 | 哈尔滨工大航博科技有限公司 | A kind of arm-type precision centrifuge Dynamic Radius measuring mechanism |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0055423B1 (en) * | 1980-12-27 | 1985-09-11 | Toyoda Koki Kabushiki Kaisha | Boring tool holder with probes for measuring bore |
| JP2006255826A (en) * | 2005-03-16 | 2006-09-28 | Toguchi Seisakusho:Kk | Measuring head and machine tool |
| CN101639337A (en) * | 2009-09-07 | 2010-02-03 | 北京航天控制仪器研究所 | Real-time measurement method of dynamic radius and dynamic misalignment angle of precision centrifuge and device thereof |
| CN101980789A (en) * | 2008-03-28 | 2011-02-23 | 安德里兹分离有限公司 | Screen bowl centrifuge |
| CN102192331A (en) * | 2010-03-16 | 2011-09-21 | 上海市离心机械研究所有限公司 | Axial and radial combined sealing device and assembling method thereof |
| CN102268624A (en) * | 2011-05-10 | 2011-12-07 | 徐秉章 | Special centrifuge for hot galvanizing standard component |
| CN102615591A (en) * | 2012-04-29 | 2012-08-01 | 田建国 | Frame of tyre grinding machine |
-
2012
- 2012-09-03 CN CN201210321255.9A patent/CN102785063B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0055423B1 (en) * | 1980-12-27 | 1985-09-11 | Toyoda Koki Kabushiki Kaisha | Boring tool holder with probes for measuring bore |
| JP2006255826A (en) * | 2005-03-16 | 2006-09-28 | Toguchi Seisakusho:Kk | Measuring head and machine tool |
| CN101980789A (en) * | 2008-03-28 | 2011-02-23 | 安德里兹分离有限公司 | Screen bowl centrifuge |
| CN101639337A (en) * | 2009-09-07 | 2010-02-03 | 北京航天控制仪器研究所 | Real-time measurement method of dynamic radius and dynamic misalignment angle of precision centrifuge and device thereof |
| CN102192331A (en) * | 2010-03-16 | 2011-09-21 | 上海市离心机械研究所有限公司 | Axial and radial combined sealing device and assembling method thereof |
| CN102268624A (en) * | 2011-05-10 | 2011-12-07 | 徐秉章 | Special centrifuge for hot galvanizing standard component |
| CN102615591A (en) * | 2012-04-29 | 2012-08-01 | 田建国 | Frame of tyre grinding machine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107179051A (en) * | 2017-06-27 | 2017-09-19 | 中国航空工业集团公司北京长城航空测控技术研究所 | A kind of big angle of visual field 3 D measuring instrument |
| CN108168487A (en) * | 2017-12-29 | 2018-06-15 | 哈尔滨工大航博科技有限公司 | A kind of arm-type precision centrifuge Dynamic Radius measuring mechanism |
| CN108168487B (en) * | 2017-12-29 | 2021-06-29 | 哈尔滨工大航博科技有限公司 | Dynamic radius measuring mechanism of arm type precision centrifuge |
| CN108145532A (en) * | 2018-02-08 | 2018-06-12 | 盐城工业职业技术学院 | A kind of electronic detecting device and its system for lathe |
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|---|---|
| CN102785063B (en) | 2014-04-02 |
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