CN102607588A - Calibration device for two-degree-of-freedom rotary table - Google Patents
Calibration device for two-degree-of-freedom rotary table Download PDFInfo
- Publication number
- CN102607588A CN102607588A CN2012100146729A CN201210014672A CN102607588A CN 102607588 A CN102607588 A CN 102607588A CN 2012100146729 A CN2012100146729 A CN 2012100146729A CN 201210014672 A CN201210014672 A CN 201210014672A CN 102607588 A CN102607588 A CN 102607588A
- Authority
- CN
- China
- Prior art keywords
- groove
- inverted
- measuring equipment
- angle measuring
- degrees
- 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.)
- Pending
Links
Images
Abstract
The invention discloses a calibration device for a two-degree-of-freedom rotary table. The calibration device comprises a calibration fixture and angle measurement equipment which is fixedly arranged on the calibration fixture and used for performing calibration measurement, wherein the calibration fixture comprises a positioning block, a first fixing and a second fixing mechanism, wherein the positioning block is provided with a first surface leaning on the two-degree-of-freedom rotary table and a second surface which is opposite to the first surface and provided with an X-direction groove and a Y-direction groove, the first fixing mechanism is used for fixing the angle measurement equipment in the X-direction groove or the Y-direction groove of the positioning block, and the second fixing mechanism is used for fixing the positioning block on the two-degree-of-freedom rotary table. The calibration device for the two-degree-of-freedom rotary table can be used for accurately calibrating the rotary table.
Description
Technical field
The present invention relates generally to aeronautical specialized equipment measurement and calibration field, more specifically, relates to a kind of calibrating installation of two degrees of freedom turntable.
Background technology
The two degrees of freedom turntable is a kind of aviation test Angle Measuring Equipment.During civil aircraft flight control system function test, must use the two degrees of freedom turntable to make an experiment.And, for ensureing the reliability of aircraft function test, must be to the periodic calibration of two degrees of freedom turntable.Therefore, research and design one cover measurement and calibration method is very urgent with corresponding calibrating installation.
Owing to do not have draw-in groove usually on the rotary test flat board of two degrees of freedom turntable; Mounting bracket on the test Rotating Plates also is difficult to reach the requirement of standardization; The Angle Measuring Equipment that is used to test can't be fixing by exactly, can't be that the two degrees of freedom turntable firmly is connected to realize calibration with equipment under test just also therefore.
Summary of the invention
The objective of the invention is to solve the above-mentioned defective in the existing two degrees of freedom turntable calibration; A kind of calibrating installation of novel two degrees of freedom turntable is provided; It can satisfy under the prerequisite that standardization requires, and effectively realizes being connected of two degrees of freedom turntable and Angle Measuring Equipment.
Invention is according to a kind of embodiment; The calibrating installation of two degrees of freedom turntable of the present invention; Comprise the calibration frock and be fixedly installed in the Angle Measuring Equipment that is used for calibration measurement on the calibration frock; The calibration frock comprises: locating piece, its have the first surface that leans on the two degrees of freedom turntable and with the first surface opposing second surface, second surface have X to groove and Y to groove; First fixed mechanism, the X that is used for Angle Measuring Equipment is fixed on locating piece to groove or Y in groove; Second fixed mechanism is used for locating piece is fixed to the two degrees of freedom turntable.
According to a preferred implementation, X is cruciform to groove and Y to groove, and criss-cross intersection point is positioned on the central point of X axle and Y axle of two degrees of freedom turntable.
According to another preferred implementation, the bottom of Angle Measuring Equipment has recess, and X is provided with the teat that cooperates with the recess of the bottom of Angle Measuring Equipment in groove to groove and/or Y.
Particularly; First fixed mechanism comprises inverted U-shaped pressing plate and inverted U-shaped pressing plate is fixed to the securing member on the locating piece; The leg that inverted U-shaped pressing plate has inverted U-shaped main part and is positioned at inverted U-shaped main part two ends; Top and the sidepiece that inverted U-shaped main part fastens Angle Measuring Equipment with the X that Angle Measuring Equipment is fixed on locating piece to groove or Y in groove, inverted U-shaped pressing plate is fixed on the locating piece through leg.
More specifically, the inverted U-shaped pressing plate leg that has inverted U-shaped main part and be positioned at inverted U-shaped main part two ends.Wherein, this second fixed mechanism is a threaded fastener.Particularly, this threaded fastener is a bolt.
Further, Angle Measuring Equipment is the high accuracy number protractor.Wherein, the precision of said high accuracy number protractor is ± 5 "+0.07%.
It is understandable that; Through utilizing the calibrating installation of two degrees of freedom turntable of the present invention; Can guarantee that two degrees of freedom turntable each item performance specification reaches requirement, guarantees under the intact prerequisite of turntable that the realization Angle Measuring Equipment is connected with the two degrees of freedom turntable, and then has realized the accurate calibration to the two degrees of freedom turntable; And this calibrating installation precision is high, good stability, can guarantee accuracy and reliability to the Equipment Alignment data.
Description of drawings
More characteristics of the present invention and advantage will be through coming better to understand below in conjunction with the further explain of accompanying drawing to preferred implementation.Wherein:
Fig. 1 is the stereographic map of two degrees of freedom turntable that the calibrating installation of one embodiment of the present invention is installed;
Fig. 2 is the synoptic diagram according to the calibration frock of the calibrating installation of two degrees of freedom turntable of the present invention.
Embodiment
Be elaborated below in conjunction with the structure of accompanying drawing to the calibrating installation of two degrees of freedom turntable of the present invention.
To preferred implementation shown in Figure 2, the calibrating installation of two degrees of freedom turntable of the present invention comprises calibration frock 100 and is fixedly installed in the Angle Measuring Equipment 200 that is used for calibration measurement on the calibration frock 100 at Fig. 1.Wherein, this Angle Measuring Equipment 200 can be high-precision digital quantity hornwork, and in order to realize the object of the invention, the precision of this digital quantity hornwork is ± 5 " the+0.07%, more excellent.Calibration frock 100 comprises locating piece 102, first fixed mechanism 104 and second fixed mechanism 106.Wherein, locating piece 102 have the first surface 108 that can rest on the two degrees of freedom turntable 20 and with first surface 108 opposing second surface 110, second surface 110 have X to groove 112 and Y to groove 114, wherein, X is perpendicular to one another to groove with Y to groove.The X that first fixed mechanism 104 is used for Angle Measuring Equipment 200 is fixed on locating piece 102 to groove 112 or Y in groove 114.Particularly, because Angle Measuring Equipment 200 is square basically, so in a preferred embodiment of the invention this first fixed mechanism 104 is a pair of inverted U-shaped pressing plate 104a and inverted U-shaped pressing plate 104a is locked to the securing member on the locating piece 102; Wherein, each of this a pair of inverted U-shaped pressing plate 104a has the inverted U-shaped main part and the leg that is positioned at two ends in the middle of being positioned at, and leg is provided with through hole; Above-mentioned securing member is bolt 104b, this bolt 104b can pass on the leg of inverted U-shaped pressing plate 104a through hole and with to be arranged in X symmetrically suitable to the threaded hole of groove 114 both sides with Y to groove 112; So the configuration back just can be fixed on this inverted U-shaped pressing plate 104a on the locating piece 102 and makes inverted U-shaped pressing plate 104a fasten the top and the sidepiece of Angle Measuring Equipment 200.The substituting embodiment that those skilled in the art is easy to expect first fixed mechanism 104 is to realize fixing between Angle Measuring Equipment 200 and the locating piece 102, and these substituting schemes all fall into scope of the present invention under the prerequisite that does not break away from essence of the present invention.The number that also is appreciated that inverted U-shaped pressing plate 104 might not be two, and in fact, an inverted U-shaped briquetting 104 or more a plurality of inverted U-shaped briquettings also can be realized fixing between Angle Measuring Equipment 200 and the locating piece 102.Second fixed mechanism 106 is used for locating piece 102 is fixed to two degrees of freedom turntable 20.Particularly; This second fixed mechanism 106 comprises four threaded fasteners; This threaded fastener is a bolt; These four bolts are separately positioned on four bights of locating piece 102, and the corresponding position of locating piece 102 and two degrees of freedom turntable 20 all pre-sets pilot hole, thereby through bolt locating piece 102 and two degrees of freedom turntable 20 is fixed together.Those skilled in the art is easy to be appreciated that second fixed mechanism 106 has a lot of modification, because the alternative of these modification belongs to prior art, so repeat no more at this.
As shown in the figure, X is cruciform with Y to groove 114 to groove 112.The X axle that this criss-cross intersection point is a two degrees of freedom turntable 20 and the central point of Y axle.In order to fix better, the bottom of Angle Measuring Equipment 200 has the recess (not shown), and simultaneously, X is provided with the teat 116 that cooperates with the recess of the bottom of Angle Measuring Equipment 200 in groove 114 to groove 112 and/or Y.At this, teat is a strip, and in fact, this teat can have various variations according to the modification of the shape of the recess of the bottom of Angle Measuring Equipment 200, like circle, and waveform etc.
Below brief description is carried out in the application of calibrating installation of the present invention.
1, elder generation is placed into the locating piece 102 of the calibration frock 100 of calibrating installation on the two degrees of freedom turntable 20; The X that (at this, this second fixed mechanism comprises four bolts) locating piece 102 is fixed to the second surface 110 that makes locating piece 102 on the two degrees of freedom turntable 20 with second fixed mechanism 106 is positioned to the cruciform intersection point of groove 114 to groove 112 and Y on the central point of X axle and Y axle of two degrees of freedom turntable 20 just;
2, the X of second surface 110 that again Angle Measuring Equipment 200 is placed into locating piece 102 to groove 112 or Y on groove 114; And the recess of Angle Measuring Equipment 200 bottoms and X are cooperatively interacted to groove 112 or the teat 116 of Y in groove 114; Move left and right is carried out the position adjustment; X to or Y upwards Angle Measuring Equipment 200 is moved to its left and right sides along X to groove 112 and Y on the position that the right-angled intersection point that groove 114 forms is mutually symmetrical; Use first fixed mechanism 104 (at this, this first fixed mechanism comprises inverted U-shaped pressing plate 104a and bolt 104b) that Angle Measuring Equipment 200 is fixed on the locating piece 102.
For accomplishing calibration operation; Those skilled in the art is to be understood that; Also need following step, for example: to the counterweight of two degrees of freedom turntable 20 belows regulate so that Angle Measuring Equipment 200 in certain inclination angle scope of the X of two degrees of freedom turntable 20, Y direction as all can reach actionless step in ± 30 degree; Zeroing step to the control panel of two degrees of freedom turntable 20; And to step of the leveling of two degrees of freedom turntable 20 or the like; Yet these contents are all irrelevant with flesh and blood of the present invention, so repeat no more at this.
Technology contents of the present invention and technical characterstic disclose as above, yet are appreciated that under creative ideas of the present invention, those skilled in the art can make various changes and modifications to said structure, but all belongs to protection scope of the present invention.The description of the foregoing description is exemplary rather than restrictive, and protection scope of the present invention is confirmed by claim.
Claims (9)
1. the calibrating installation of a two degrees of freedom turntable comprises the calibration frock and is fixedly installed in the Angle Measuring Equipment that is used for calibration measurement on the said calibration frock, and said calibration frock comprises:
Locating piece, its have the first surface that leans on said two degrees of freedom turntable and with said first surface opposing second surface, said second surface have X to groove and Y to groove;
First fixed mechanism, the X that is used for said Angle Measuring Equipment is fixed on said locating piece to groove or Y in groove;
Second fixed mechanism is used for said locating piece is fixed to said two degrees of freedom turntable.
2. calibrating installation according to claim 1 is characterized in that, said X is cruciform to groove and said Y to groove, and said criss-cross intersection point is positioned on the central point of X axle and Y axle of said two degrees of freedom turntable.
3. calibrating installation according to claim 1 and 2 is characterized in that the bottom of said Angle Measuring Equipment has recess, and said X is provided with the teat that cooperates with the recess of the bottom of said Angle Measuring Equipment in groove to groove and/or said Y.
4. calibrating installation according to claim 1; It is characterized in that; Said first fixed mechanism comprises inverted U-shaped pressing plate and said inverted U-shaped pressing plate is fixed to the securing member on the said locating piece; The leg that said inverted U-shaped pressing plate has inverted U-shaped main part and is positioned at said inverted U-shaped main part two ends; Top and the sidepiece that said inverted U-shaped main part fastens said Angle Measuring Equipment with the X that said Angle Measuring Equipment is fixed on said locating piece to groove or Y in groove, said inverted U-shaped pressing plate is fixed on the said locating piece through said leg.
5. calibrating installation according to claim 4 is characterized in that, the leg that said inverted U-shaped pressing plate has inverted U-shaped main part and is positioned at said inverted U-shaped main part two ends.
6. calibrating installation according to claim 1 is characterized in that, said second fixed mechanism is a threaded fastener.
7. calibrating installation according to claim 6 is characterized in that, said threaded fastener is a bolt.
8. calibrating installation according to claim 1 is characterized in that, said Angle Measuring Equipment is the high accuracy number protractor.
9. calibrating installation according to claim 8 is characterized in that, the precision of said high accuracy number protractor is ± 5 "+0.07%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100146729A CN102607588A (en) | 2012-01-18 | 2012-01-18 | Calibration device for two-degree-of-freedom rotary table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100146729A CN102607588A (en) | 2012-01-18 | 2012-01-18 | Calibration device for two-degree-of-freedom rotary table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102607588A true CN102607588A (en) | 2012-07-25 |
Family
ID=46525180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100146729A Pending CN102607588A (en) | 2012-01-18 | 2012-01-18 | Calibration device for two-degree-of-freedom rotary table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102607588A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1851469A (en) * | 2006-06-12 | 2006-10-25 | 中国航空工业第一集团公司北京长城计量测试技术研究所 | Low speed measuring-correcting instrument and ocrrecting method |
| US20110202300A1 (en) * | 2008-11-13 | 2011-08-18 | Epson Toyocom Corporation | Method for creating correction parameter for posture detecting device, device for creating correction parameter for posture detecting device, and posture detecting device |
| CN202221532U (en) * | 2011-08-02 | 2012-05-16 | 中国商用飞机有限责任公司 | Navigation attitude computer two-degree-freedom turntable calibration device |
-
2012
- 2012-01-18 CN CN2012100146729A patent/CN102607588A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1851469A (en) * | 2006-06-12 | 2006-10-25 | 中国航空工业第一集团公司北京长城计量测试技术研究所 | Low speed measuring-correcting instrument and ocrrecting method |
| US20110202300A1 (en) * | 2008-11-13 | 2011-08-18 | Epson Toyocom Corporation | Method for creating correction parameter for posture detecting device, device for creating correction parameter for posture detecting device, and posture detecting device |
| CN202221532U (en) * | 2011-08-02 | 2012-05-16 | 中国商用飞机有限责任公司 | Navigation attitude computer two-degree-freedom turntable calibration device |
Non-Patent Citations (1)
| Title |
|---|
| 张华峰，李涛，董其义: "一种三轴转台角位置定位校准装置的实现方法", 《现代科学仪器》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103292748B (en) | A kind of split of many substrates based on laser measurement detection method | |
| CN104344804B (en) | Satellite Simulation zero-g state unit pointing accuracy measuring method | |
| CN102997846A (en) | Full-airplane horizontal measurement method based on work space measurement location system | |
| CN104251695B (en) | System and centering measurement method thereof are measured in a kind of laser alignment | |
| CN106705991B (en) | Strapdown is used to group and aims prism installation error test equipment | |
| CN102749068B (en) | Installation precision detection method for planar array antenna surface | |
| CN103278146B (en) | Measurement and mounting method of target spots on plane calibration target plate | |
| CN105203008A (en) | Method for detecting flatness of planar antennas and fast adjustable tool thereof | |
| CN206488758U (en) | High accuracy positioning adjusting apparatus is used in a kind of hole location measurement | |
| CN104197839A (en) | Compensation method for spacecraft assembly accuracy influenced by gravity and temperature | |
| CN109238308A (en) | A kind of the high-accuracy modal test system and test method of metal tubular resonant gyroscope | |
| CN102607588A (en) | Calibration device for two-degree-of-freedom rotary table | |
| CN202221532U (en) | Navigation attitude computer two-degree-freedom turntable calibration device | |
| CN104567785A (en) | Profile detection tool | |
| CN102556367B (en) | Method for assembling structures of light product platforms | |
| CN205449367U (en) | Testbed measures rack | |
| CN109540386A (en) | A kind of calibrating installation and method of center mass measuring device | |
| CN110864706B (en) | Method and system for testing locking precision of biaxial rotation frame inertial measurement unit | |
| CN202048863U (en) | Instrument panel assembled block assembly detector | |
| CN205175891U (en) | Low temperature cohesiveness test device of pitch and building stones | |
| CN203519019U (en) | Detection mechanism of tilt angle sensor | |
| CN110803298A (en) | Device and method for determining neutral position of control surface of airplane | |
| CN208579982U (en) | A kind of concrete test block elastic modulus tester with automatic centering function | |
| CN203236155U (en) | Plane square with scales | |
| CN206192366U (en) | Box -shaped inclinometer test fixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120725 |