CN109870121A - Angular displacement sensor angle detecting method based on program-controlled multiteeth indexing table - Google Patents
Angular displacement sensor angle detecting method based on program-controlled multiteeth indexing table Download PDFInfo
- Publication number
- CN109870121A CN109870121A CN201910256084.8A CN201910256084A CN109870121A CN 109870121 A CN109870121 A CN 109870121A CN 201910256084 A CN201910256084 A CN 201910256084A CN 109870121 A CN109870121 A CN 109870121A
- Authority
- CN
- China
- Prior art keywords
- rotating platform
- rotor
- program
- controlled
- stator
- 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.)
- Granted
Links
Abstract
The invention discloses a kind of angular displacement sensor angle detecting methods based on program-controlled multiteeth indexing table, optical electric axial angle encoder main shaft to be checked is fixedly connected with interior rotating platform stator and outer rotating platform rotor coaxial simultaneously, optical electric axial angle encoder shell to be checked is fixedly connected with outer rotating platform stator, interior rotating platform rotor is fixed on live spindle periphery, program-controlled multiteeth indexing table is fixedly connected on live spindle lower end, and reflecting mirror is mounted in live spindle and the light pipe center of reflecting mirror and photoelectric auto-collimator is located along the same line；It is generated by corner, accuracy detection, delivers reciprocal, gamut detection four steps completion photoelectricity angular transducer accuracy detection.The high-precision intelligent detection to different measurement accuracy optical electric axial angle encoders may be implemented in the present invention.
Description
Technical field
The present invention relates to accurate axis angle measurement accuracy detection technical field more particularly to a kind of shaft-position encoder accuracy detections
Method belongs to technical field of angle detection.
Background technique
Angle measurement accuracy is one of important technology index of shaft-position encoder, is commonly used now to optical electric axial angle encoder precision
Detection method is: polygon is carried out to coaxially connected, rotary encoder progress angle measurement with tested optical electric axial angle encoder
Record, carries out the measurement of same rotation angle by autocollimator to polygon, and with optical electric axial angle encoder the data obtained
It is compared and obtains error amount.There is detection using this detection method, complicated operation, detection cycle is longer, gained detects
The defects of point negligible amounts, how to carry out the emphasis side that more efficient shaft-position encoder accuracy detection is always correlative technology field
To there are two types of more typical optical electric axial angle encoder accuracy detecting device and methods in prior art.
" encoder angle measurement accuracy detection device and method " [Chinese invention patent: ZL201110391655.2], this method
On the basis of the high-precision encoder for being higher by the above precision of encoder three times to be checked, dynamic motor of overdriving make reference encoders with to
Inspection encoder does moved in coaxial, the accuracy value that obtained output valve is obtained tested encoder using the method that makes the difference.This method is not
Foot place is that the overall precision of detection device is determined by reference encoders precision used, reference encoders and tested volume
Code its bigger testing result accuracy of device precision difference is higher, and in high-precision encoder detection technique field, this method is simultaneously uncomfortable
With.
" the precision check method and device of small-medium size high-precision encoder " [Chinese invention patent:
ZL201210313096.8], this method converts optical path difference by optical principle for the corner that photoelectric encoder generates, using double
Frequency laser interferometer acquires the corner accuracy of photoelectric encoder by dedicated mathematical algorithm as benchmark, utilizes this method energy
It is enough that the photoelectric encoder precision of degree of precision is detected.The disadvantage of this method is that inspection vehicle device needed for cost compared with
High, early period optics debugging difficulty it is big, stringent to environmental requirement, the accuracy detection period is long, for the technical requirements height of operator,
It can not be suitable for efficient industrial site.
Summary of the invention
For the prior art to the shortcoming of optical electric axial angle encoder accuracy detecting device, the present invention provides a kind of bases
In the angular displacement sensor angle detecting method of program-controlled multiteeth indexing table, may be implemented to different measurement accuracy photoelectric axial angle encoders
The high-precision intelligent of device detects.
The technical solution adopted by the present invention are as follows:
A kind of angular displacement sensor angle detecting method based on program-controlled multiteeth indexing table, optical electric axial angle encoder master to be checked
Axis is fixedly connected with interior rotating platform stator and outer rotating platform rotor coaxial simultaneously, optical electric axial angle encoder shell to be checked and outer
Rotating platform stator is fixedly connected, and interior rotating platform rotor is fixed on live spindle periphery, and program-controlled multiteeth indexing table is fixedly connected
In live spindle lower end, reflecting mirror is mounted in live spindle and the light pipe center of reflecting mirror and photoelectric auto-collimator is positioned at same
On straight line；
Gamut accuracy detection is carried out to shaft-position encoder to be checked by following steps:
Step 1, corner generate:
Rotating platform rotor and interior rotating platform stator relative position form a fixed connection in locking, and rotate outer rotating platform
Rotor makes the live spindle of optical electric axial angle encoder to be checked, interior rotating platform stator, multiple tooth point program-controlled by rotating force
Degree platform generates the corner being no more than in photoelectric auto-collimator range ability with outer rotating platform rotor together；
Step 2, accuracy detection:
Using the reflecting mirror being fixed in live spindle, pass through corner conduct produced by photoelectric auto-collimator measuring process one
Benchmark corner using program-controlled multiteeth indexing table the data obtained as error correction corner, and records optical electric axial angle encoder to be checked and exists
Step 1 output valve obtains optical electric axial angle encoder to be checked in the accuracy value of the corner by making the difference method；
Step 3, corner are reciprocal:
The fixed relationship of rotating platform stator and interior rotating platform rotor in unlocking, locks outer rotating platform stator and outward turning
Turn platform rotor relative position to form a fixed connection, and rotate interior rotating platform rotor, makes live spindle, program-controlled multiteeth indexing table
It is inversely measured with photoelectric auto-collimator in the direction rotation step 2 of rotating platform rotor outside step 1 with interior rotating platform rotor
References angle；
Step 4, gamut detection:
Outer rotating platform stator and outer rotating platform rotor fixed relationship are unlocked, interior rotating platform stator and interior rotation are locked
Platform rotor relative position forms a fixed connection, and rotates outer rotating platform rotor, makes the main shaft, interior of optical electric axial angle encoder to be checked
Rotating platform stator, live spindle, program-controlled multiteeth indexing table generate a corner in the same direction with outer rotating platform rotor simultaneously, synchronous
Rapid one and be no more than photoelectric auto-collimator range；
Step 1 is repeated to step 4, until completing the detection to optical electric axial angle encoder to be checked.
A kind of angular displacement sensor angle detecting method based on program-controlled multiteeth indexing table, interior rotating platform stator
When being in the lock state with interior rotating platform rotor relative position, outer rotating platform stator and outer rotating platform rotor relative position
In free state；Interior rotating platform stator and interior rotating platform rotor relative position in a free state, outer rotating platform
Stator locking opposite with outer rotating platform rotor.
A kind of angular displacement sensor angle detecting method based on program-controlled multiteeth indexing table, interior rotating platform rotor
It is that timesharing is reversely operated with outer rotating platform working rotor state.
A kind of angular displacement sensor angle detecting method based on program-controlled multiteeth indexing table, program-controlled multiteeth indexing table
By PC control, program-controlled multiteeth indexing table is fixedly connected with live spindle, when interior rotating platform stator and interior rotating platform turn
Sub- relative position in a free state, rotates program-controlled multiteeth indexing table and does rotation-limited, rotate outer rotating platform rotor, make to put down
Platform corner is within autocollimator range ability.
The angular displacement sensor angle detecting method based on program-controlled multiteeth indexing table of the present invention may be implemented to different surveys
The high-precision of accuracy of measurement optical electric axial angle encoder, intelligent measurement have detection accuracy high, measuring speed compared with prior art
Fastly, measurement cost is low, and the high structure of repeatable accuracy is simple, the obvious advantages such as industrial site ambient adaptability height.
Detailed description of the invention
Attached drawing 1 is the angular displacement sensor angle detecting method schematic diagram the present invention is based on program-controlled multiteeth indexing table.
In figure: 1- optical electric axial angle encoder to be checked, rotating platform rotor in 2-, rotating platform stator in 3- rotate outside 4-
Platform rotor, 5- turntable cover, 6- live spindle, 7- rotary table base, the program-controlled multiteeth indexing table of 8-, 9- light hole, 10- reflection
Mirror, the outer rotating platform stator of 11-, 12- turntable gland, 13- connector, 14- autocollimator.
Specific embodiment
With reference to the accompanying drawing 1 and embodiment the present invention will be further described.
Firstly, a kind of angular displacement sensor angle detection device based on program-controlled multiteeth indexing table is provided, as shown in Figure 1,
Mainly by optical electric axial angle encoder 1 to be checked, interior rotating platform rotor 2, interior rotating platform stator 3, outer rotating platform rotor 4 turns
Platform cover 5, live spindle 6, rotary table base 7, program-controlled multiteeth indexing table 8, light hole 9, reflecting mirror 10, outer rotating platform stator
11, turntable gland 12, connector 13, the composition of photoelectric auto-collimator 14.
Interior rotating platform rotor 2 is fixedly connected on 6 periphery of live spindle；Program-controlled multiteeth indexing table 8 is fixedly connected on rotation
6 lower end of main shaft；The shell of optical electric axial angle encoder 1 to be checked is threadedly secured on turntable cover 5；Interior rotating platform stator 3
It is fixedly and coaxially connected simultaneously with the main shaft of optical electric axial angle encoder 1 to be checked by connector 13 with outer rotating platform rotor 4, inward turning
Turn platform stator 3 and interior rotating platform rotor 2 in outer rotating platform rotor 4；Outer rotating platform stator 11 is fixed on turntable
On cover 5；Reflecting mirror 10 is mounted in live spindle 6, and light hole 9, reflecting mirror are equipped between turntable cover 5 and rotary table base 7
10 and the center of light hole 9 and the light pipe center of photoelectric auto-collimator 14 be located along the same line；Turntable cover 5 by screw thread with
Rotary table base 7 connects, and turntable gland 12 and turntable cover 5 are fixed.
Angular displacement sensor angle detecting method based on program-controlled multiteeth indexing table is realized by following steps to axis to be checked
The gamut accuracy detection of angular encoder:
Step 1, corner generate:
Rotating platform rotor 2 and interior 3 relative position of rotating platform stator form a fixed connection in locking, and rotate outer rotary flat
Platform rotor 4 makes the live spindle 6 of optical electric axial angle encoder 1 to be checked, interior rotating platform stator 3, program-controlled by rotating force
Multiteeth indexing table 8 generates the corner being no more than in 14 range ability of autocollimator with outer rotating platform rotor 4 together；
Step 2, accuracy detection:
Using the reflecting mirror being fixed in live spindle, made by corner produced by 14 measuring process one of photoelectric auto-collimator
For benchmark corner, using program-controlled 8 the data obtained of multiteeth indexing table as error correction corner, and optical electric axial angle encoder to be checked is recorded
1 obtains optical electric axial angle encoder to be checked in the accuracy value of the corner in step 1 output valve, by making the difference method；
Step 3, corner are reciprocal:
The fixed relationship of rotating platform stator 3 and interior rotating platform rotor 2 in unlocking, lock outer rotating platform stator 11 and
Outer 4 relative position of rotating platform rotor forms a fixed connection, and rotating platform rotor 2 in rotating, and makes live spindle 6, program-controlled more
Tooth circular dividing table 8 inversely rotates autocollimator in step 2 with the direction of the outer rotating platform rotor of step 1 with interior rotating platform rotor 2
14 references angles measured；
Step 4, gamut detection:
Outer rotating platform stator and outer rotating platform rotor fixed relationship are unlocked, interior rotating platform stator and interior rotation are locked
Platform rotor relative position forms a fixed connection, and rotates outer rotating platform rotor, make optical electric axial angle encoder 1 to be checked main shaft,
Interior rotating platform stator, live spindle 6, program-controlled multiteeth indexing table 8 generate one with outer rotating platform rotor 11 simultaneously and turn in the same direction
Angle with step 1 and is no more than 14 range of photoelectric auto-collimator.
Step 1 is repeated to step 4, until completing the detection to optical electric axial angle encoder 1 to be checked.
When interior rotating platform stator 3 is in the lock state with interior 2 relative position of rotating platform rotor, outer rotating platform is fixed
Son 11 is in free state, interior rotating platform stator 3 and interior 2 phase of rotating platform rotor with outer 4 relative position of rotating platform rotor
In a free state to position, outer rotating platform stator 11 and the opposite locking of outer rotating platform rotor 4.
Program-controlled multiteeth indexing table 8 by PC control, program-controlled multiteeth indexing table 8 with live spindle 6 at being fixedly connected, when interior
Rotating platform stator 3 and interior 2 relative position of rotating platform rotor in a free state, rotate program-controlled multiteeth indexing table and limit
Rotation rotates outer rotating platform rotor 4, makes platform corner within autocollimator range ability.
Interior rotating platform rotor 2 is that timesharing is reversely operated with outer 4 working condition of rotating platform rotor.
The above is only one of presently preferred embodiments of the present invention, is not intended to limiting the scope of protection of the present invention.It is all
It is the embodiment substantially made according to the method for the present invention, still falls in technical solution of the present invention protection scope.
Claims (4)
1. a kind of angular displacement sensor angle detecting method based on program-controlled multiteeth indexing table, which is characterized in that photo electric axis to be checked
Angular encoder main shaft is fixedly connected with interior rotating platform stator and outer rotating platform rotor coaxial simultaneously, photoelectric axial angle encoder to be checked
Device shell is fixedly connected with outer rotating platform stator, and interior rotating platform rotor is fixed on live spindle periphery, program-controlled multiple tooth indexing
Platform is fixedly connected on live spindle lower end, and reflecting mirror is mounted in live spindle and in the light pipe of reflecting mirror and photoelectric auto-collimator
The heart is located along the same line；
Gamut accuracy detection is carried out to shaft-position encoder to be checked by following steps:
Step 1, corner generate:
Rotating platform rotor and interior rotating platform stator relative position form a fixed connection in locking, and rotate outer rotating platform and turn
Son makes live spindle, the interior rotating platform stator, program-controlled multiple tooth indexing of optical electric axial angle encoder to be checked by rotating force
Platform generates the corner being no more than in photoelectric auto-collimator range ability with outer rotating platform rotor together；
Step 2, accuracy detection:
Using the reflecting mirror being fixed in live spindle, by corner produced by photoelectric auto-collimator measuring process one as benchmark
Corner using program-controlled multiteeth indexing table the data obtained as error correction corner, and records optical electric axial angle encoder to be checked in step
One output valve obtains optical electric axial angle encoder to be checked in the accuracy value of the corner by making the difference method；
Step 3, corner are reciprocal:
The fixed relationship of rotating platform stator and interior rotating platform rotor in unlocking, locks outer rotating platform stator and outer rotary flat
Platform rotor relative position forms a fixed connection, and rotates interior rotating platform rotor, makes live spindle, program-controlled multiteeth indexing table with interior
The base that rotating platform rotor is inversely measured with photoelectric auto-collimator in the direction rotation step 2 of rotating platform rotor outside step 1
Quasi- angle；
Step 4, gamut detection:
Outer rotating platform stator and outer rotating platform rotor fixed relationship are unlocked, interior rotating platform stator and interior rotating platform are locked
Rotor relative position forms a fixed connection, and rotates outer rotating platform rotor, makes the main shaft of optical electric axial angle encoder to be checked, interior rotation
Platform stator, live spindle, program-controlled multiteeth indexing table generate a corner in the same direction, same step 1 with outer rotating platform rotor simultaneously
And it is no more than photoelectric auto-collimator range；
Step 1 is repeated to step 4, until completing the detection to optical electric axial angle encoder to be checked.
2. a kind of angular displacement sensor angle detecting method based on program-controlled multiteeth indexing table as described in claim 1, special
Sign is, when the interior rotating platform stator and interior rotating platform rotor relative position are in the lock state, outer rotating platform is fixed
It is sub to be in free state with outer rotating platform rotor relative position；Interior rotating platform stator and interior rotating platform rotor relative position
In a free state, outer rotating platform stator locking opposite with outer rotating platform rotor.
3. a kind of angular displacement sensor angle detecting method based on program-controlled multiteeth indexing table as described in claim 1, special
Sign is that the interior rotating platform rotor is that timesharing is reversely operated with outer rotating platform working rotor state.
4. a kind of angular displacement sensor angle detecting method based on program-controlled multiteeth indexing table as described in claim 1, special
Sign is that the program-controlled multiteeth indexing table is fixedly connected by PC control, program-controlled multiteeth indexing table with live spindle, works as inward turning
Turn platform stator and interior rotating platform rotor relative position in a free state, rotates program-controlled multiteeth indexing table and do limit turn
It is dynamic, outer rotating platform rotor is rotated, makes platform corner within autocollimator range ability.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910256084.8A CN109870121B (en) | 2019-04-01 | 2019-04-01 | Angular displacement sensor angle detection method based on program-controlled multi-tooth dividing table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910256084.8A CN109870121B (en) | 2019-04-01 | 2019-04-01 | Angular displacement sensor angle detection method based on program-controlled multi-tooth dividing table |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109870121A true CN109870121A (en) | 2019-06-11 |
| CN109870121B CN109870121B (en) | 2021-01-08 |
Family
ID=66921835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910256084.8A Active CN109870121B (en) | 2019-04-01 | 2019-04-01 | Angular displacement sensor angle detection method based on program-controlled multi-tooth dividing table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109870121B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112129635A (en) * | 2020-10-15 | 2020-12-25 | 山东建筑大学 | Rib body drawing test system and method |
| CN114264267A (en) * | 2021-12-16 | 2022-04-01 | 北京航天控制仪器研究所 | Circumferential angle detection system of ultra-precise angle sensor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101339011A (en) * | 2008-08-07 | 2009-01-07 | 北京空间机电研究所 | High precision angle-measuring method |
| CN102128645A (en) * | 2010-12-13 | 2011-07-20 | 中国科学院光电技术研究所 | Dynamic angle measurement error detector used in photo-electric axial angle encoder |
| CN102914260A (en) * | 2012-09-27 | 2013-02-06 | 天津大学 | Two-axis photoelectric collimator based rotary table division error detection method |
| JP2013122037A (en) * | 2011-11-10 | 2013-06-20 | Sekisui Chem Co Ltd | Curable composition for optical semiconductor device, and optical semiconductor device |
| CN204479056U (en) * | 2015-04-08 | 2015-07-15 | 江苏省计量科学研究院 | A kind of calibrating device for angular displacement sensor |
| CN105026885A (en) * | 2013-01-09 | 2015-11-04 | 卡尔蔡司工业测量技术有限公司 | Test body for determining rotation errors of a rotating apparatus |
| CN108151786A (en) * | 2018-02-13 | 2018-06-12 | 吉林宇恒光电仪器有限责任公司 | Photoelectric encoder angular error automatic checkout system and systematic features method |
-
2019
- 2019-04-01 CN CN201910256084.8A patent/CN109870121B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101339011A (en) * | 2008-08-07 | 2009-01-07 | 北京空间机电研究所 | High precision angle-measuring method |
| CN102128645A (en) * | 2010-12-13 | 2011-07-20 | 中国科学院光电技术研究所 | Dynamic angle measurement error detector used in photo-electric axial angle encoder |
| JP2013122037A (en) * | 2011-11-10 | 2013-06-20 | Sekisui Chem Co Ltd | Curable composition for optical semiconductor device, and optical semiconductor device |
| CN102914260A (en) * | 2012-09-27 | 2013-02-06 | 天津大学 | Two-axis photoelectric collimator based rotary table division error detection method |
| CN105026885A (en) * | 2013-01-09 | 2015-11-04 | 卡尔蔡司工业测量技术有限公司 | Test body for determining rotation errors of a rotating apparatus |
| CN204479056U (en) * | 2015-04-08 | 2015-07-15 | 江苏省计量科学研究院 | A kind of calibrating device for angular displacement sensor |
| CN108151786A (en) * | 2018-02-13 | 2018-06-12 | 吉林宇恒光电仪器有限责任公司 | Photoelectric encoder angular error automatic checkout system and systematic features method |
Non-Patent Citations (1)
| Title |
|---|
| 韦湘宜 等: ""光电编码器检测技术的研究现状及发展趋势"", 《电子科技》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112129635A (en) * | 2020-10-15 | 2020-12-25 | 山东建筑大学 | Rib body drawing test system and method |
| CN114264267A (en) * | 2021-12-16 | 2022-04-01 | 北京航天控制仪器研究所 | Circumferential angle detection system of ultra-precise angle sensor |
| CN114264267B (en) * | 2021-12-16 | 2023-10-13 | 北京航天控制仪器研究所 | Ultra-precise angle sensor circumference angle detection system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109870121B (en) | 2021-01-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107063158B (en) | Elongated bore diameter and cylindricity measuring method based on dual sensor error separate | |
| CN105229424B (en) | Method for self-calibrating a rotary encoder | |
| CN101797702B (en) | Device for measuring position precision of digital control turntable by using laser angle interferometer and measuring method | |
| CN106706012B (en) | Coding disk, photoelectric measuring angular encoder and its working method using the coding disk | |
| CN103063189B (en) | Goniometer verification method based on optical lever | |
| CN107144248B (en) | A kind of scaling method of numerically-controlled machine tool turntable error | |
| CN103499365A (en) | Rotary transformer static and dynamic angle measuring accuracy calibration device and method | |
| CN202382724U (en) | Angle measuring instrument | |
| CN104236903B (en) | A kind of calibrating installation of gear drive error testing equipment | |
| CN109870121A (en) | Angular displacement sensor angle detecting method based on program-controlled multiteeth indexing table | |
| CN108759694A (en) | A kind of bearing size detecting system of quick large redundancy | |
| CN213411920U (en) | Double-encoder type dynamic angle generation rotary table | |
| CN100559114C (en) | A kind of high precision angle-measuring method | |
| CN110514141B (en) | Harmonic reducer rigid gear tooth form detecting system | |
| CN109186502A (en) | Circle high accuracy positioning rotary table and method based on photoelectric auto-collimator | |
| CN108180823A (en) | A kind of two-stage type magnetic absolute angle encoder | |
| CN110031024A (en) | A kind of incremental encoder | |
| CN106123809A (en) | A kind of sub-rad level angle-measuring equipment | |
| Lou et al. | A self-calibration method for rotary tables’ five degrees-of-freedom error motions | |
| CN112729172A (en) | Encoder code wheel eccentricity detection device and eccentricity adjustment method | |
| CN109798927B (en) | Full-range precision detection device of shaft angle encoder based on rotation angle reciprocal | |
| CN109870122A (en) | Angular displacement sensor angle detection device based on program-controlled multiteeth indexing table | |
| CN103954204A (en) | Static roundness measurement device and method | |
| CN207881630U (en) | A kind of two-stage type magnetic absolute angle encoder | |
| CN205879132U (en) | Inferior rad level angle measurement device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |