CN103727918B - A kind of method that interior angle high precision test and perpendicularity judge - Google Patents
A kind of method that interior angle high precision test and perpendicularity judge Download PDFInfo
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- CN103727918B CN103727918B CN201310749325.5A CN201310749325A CN103727918B CN 103727918 B CN103727918 B CN 103727918B CN 201310749325 A CN201310749325 A CN 201310749325A CN 103727918 B CN103727918 B CN 103727918B
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Abstract
The present invention relates to a kind of method that interior angle high precision test and perpendicularity judge, comprise the following steps: surveys one numerical value, rotate an angle and survey another numerical value, measure rotational angle, the number of degrees of geometrical calculation interior angle, detection qualification rate, judgement perpendicularity, error analysis.The invention have the benefit that the introducing by geometrical calculation step, enormously simplify equipment or method that in prior art, interior angle high precision test and perpendicularity judge the most complicated, reduce cost.Non-contact measurement, will not injure product surface；Applied widely, easily operate, safety is high；Accuracy of detection is high, and efficiency is high.
Description
Technical field
The present invention relates to interior angle detection and perpendicularity decision technology field, be specifically related to a kind of interior angle high precision test and the method for perpendicularity judgement.
Background technology
During interior angle detection and perpendicularity decision technology are widely used in processing spare and accessory parts and installing spare and accessory parts.The interior angle of two planes of processing spare and accessory parts detects main angel measuring instrument, universal protractor and the equipment such as angular templet or standard component and measures, and the judgement of the perpendicularity of two planes mainly judges with equipment such as knife edge angle square and marble square chi.The equipment that the detection of existing interior angle and perpendicularity judge is excessively simple, and measurement error is big, judges to carry out high precision test interior angle and perpendicularity, the detection equipment or the method that use are the most complicated, expensive, contact type measurement, injury spare and accessory parts, cause nonstandard spare and accessory parts again to occur.
Summary of the invention
It is an object of the invention to provide a kind of interior angle high precision test and the method for perpendicularity judgement, to overcome currently available technology above shortcomings.
It is an object of the invention to be achieved through the following technical solutions:
A kind of method that interior angle high precision test and perpendicularity judge, comprises the following steps:
1) measurement apparatus put in interior angle to be measured and lean on the left surface of interior angle to be measured；Described measurement apparatus includes that four measurement sensors, described four measurement sensors are installed in same rotary shaft, and described four measurement sensors arrange in the same plane and are mutually perpendicular to；Analyze according to measuring sensor Cleaning Principle, when only one of which measurement sensor is vertical with a face, just can measure numerical value, if without display numerical value, the motor being then provided with angular transducer drives rotary shaft to rotate an angle, until display numerical value, observed and recorded measures the measurement numerical value X of sensor1；
2) motor being provided with angular transducer drives rotary shaft to turn over a low-angle, analyze according to measuring sensor Cleaning Principle, during rotating low-angle, do not measure sensor and measure numerical value, until observing next display numerical value, stopping operating, observed and recorded measures the measurement numerical value X of sensor2；Measured display numerical value and second time display numerical value for the first time by angular transducer and turn over the number of degrees α of angle；
3) twice measured value, X are compared2＞ X1, turning over angle counterclockwise is α2, draw according to geometrical calculation method, the angle [alpha] that rotary shaft turns over2Equal with internal angle beta to be measured, i.e. β=α2；Turning over angle clockwise is α1Draw according to geometrical calculation step, the angle [alpha] that rotary shaft turns over1Remaining mutually with internal angle beta to be measured, i.e. β=900-α1；X2＜ X1, turning over angle counterclockwise is α1, draw according to geometrical calculation method, the angle [alpha] that rotary shaft turns over1Remaining mutually with internal angle beta to be measured, i.e. β=900-α1；Turning over angle clockwise is α2, draw according to geometrical calculation method, the angle [alpha] that rotary shaft turns over2Equal with internal angle beta to be measured, i.e. β=α2。
4) repeat step 1), 2) and 3), calculate the to be measured interior angle value of different tested point, calculating meansigma methods；
5) measured value and design load are compared analysis, calculate error, according to error size, determine conforming product rate；And judge that producing error exists ground and analyze producing cause；
6) recording interior angle number to be measured is 900, i.e. the plane at two angles is mutually perpendicular to, it is determined that perpendicularity.
Preferably, in step 1), described measurement sensor is laser range sensor.
Preferably, step 2) in, described angular transducer is high-precision angle sensor.
Further, the installation accuracy error of four measurement sensors, rotation precision error, angular transducer certainty of measurement error, three comprehensively for detection error, step 2), 3) and 4) calculating in, according to the detection error size last numerical value of judgement and perpendicularity.
Further, in step 5), measured value is contrasted with design load, obtains conforming product rate.
The invention have the benefit that the introducing by geometrical calculation step, enormously simplify equipment or method that in prior art, interior angle high precision test and perpendicularity judge the most complicated, reduce cost.Non-contact measurement, will not injure product surface；Applied widely, easily operate, safety is high；Accuracy of detection is high, and efficiency is high.
Accompanying drawing explanation
Below according to accompanying drawing, the present invention is described in further detail.
Fig. 1 is the geometric representation of the interior angle high-precision detecting method described in the embodiment of the present invention.
In figure: O1It it is the probe position including four measurement sensors；O is the summit of interior angle to be measured；α2The angle turned over counterclockwise for rotary shaft；α1The angle turned over clockwise for rotary shaft；β is interior angle to be measured.
Detailed description of the invention
A kind of interior angle high precision test described in the embodiment of the present invention and the method for perpendicularity judgement, comprise the following steps:
1) measurement apparatus put in interior angle to be measured and lean on the left surface of interior angle to be measured；Described measurement apparatus includes that four measurement sensors, described four measurement sensors are installed in same rotary shaft, and described four measurement sensors arrange in the same plane and are mutually perpendicular to；Analyze according to measuring sensor Cleaning Principle, when only one of which measurement sensor is vertical with a face, just can measure numerical value, if without display numerical value, the motor being then provided with angular transducer drives rotary shaft to rotate an angle, until display numerical value, observed and recorded measures the measurement numerical value X of sensor1；
2) motor being provided with angular transducer drives rotary shaft to turn over a low-angle, analyze according to measuring sensor Cleaning Principle, during rotating low-angle, do not measure sensor and measure numerical value, until observing next display numerical value, stopping operating, observed and recorded measures the measurement numerical value X of sensor2.Measured display numerical value and second time display numerical value for the first time by angular transducer and turn over the number of degrees α of angle；
3) as it is shown in figure 1, O in figure1Being the probe position including four measurement sensors, O is the summit of interior angle to be measured, compares twice measured value, X2＞ X1, turning over angle counterclockwise is α2, draw according to geometrical calculation method, the angle [alpha] that rotary shaft turns over2Equal with internal angle beta to be measured, i.e. β=α2；Turning over angle clockwise is α1Draw according to geometrical calculation method, the angle [alpha] that rotary shaft turns over1Remaining mutually with internal angle beta to be measured, i.e. β=900-α1。X2＜ X1, turning over angle counterclockwise is α1, draw according to geometrical calculation method, the angle [alpha] that rotary shaft turns over1Remaining mutually with internal angle beta to be measured, i.e. β=900-α1；Turning over angle clockwise is α2, draw according to geometrical calculation method, the angle [alpha] that rotary shaft turns over2Equal with internal angle beta to be measured, i.e. β=α2；
4) repeat step 1), 2) and 3), as shown in table 1, calculate the to be measured interior angle value of different tested point, calculating meansigma methods；
5) detection qualification rate, as shown in table 1, compares analysis by measured value and design load (meansigma methods), calculates error, according to error size, determine conforming product rate；And judge that producing error exists ground and analyze producing cause；
6) recording interior angle number to be measured is 900, i.e. the plane at two angles is mutually perpendicular to, it is determined that perpendicularity.
Table 1 this method is 30 to interior angle0Carry out the numerical tabular of high precision test
The present invention is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under the enlightenment of the present invention; though but in its shape or structure, make any change, every have same as the present application or akin technical scheme, within all falling within protection scope of the present invention.
Claims (4)
1. the method that an interior angle high precision test and perpendicularity judge, it is characterised in that comprise the following steps:
1) measurement apparatus put in interior angle to be measured and lean on the left surface of interior angle to be measured；Described measurement apparatus includes that four measurement sensors, described four measurement sensors are installed in same rotary shaft, and described four measurement sensors arrange in the same plane and are mutually perpendicular to；Analyze according to measuring sensor Cleaning Principle, when only one of which measurement sensor is vertical with a face, just can measure numerical value, if without display numerical value, the motor being then provided with angular transducer drives rotary shaft to rotate an angle, until display numerical value, observed and recorded measures the measurement numerical value X of sensor1；
2) motor being provided with angular transducer drives rotary shaft to turn over a low-angle, analyze according to measuring sensor Cleaning Principle, during rotating low-angle, do not measure sensor and measure numerical value, until observing next display numerical value, stopping operating, observed and recorded measures the measurement numerical value X of sensor2；Measured display numerical value and second time display numerical value for the first time by angular transducer and turn over the number of degrees α of angle；
3) twice measured value, X are compared2＞ X1, turning over angle counterclockwise is α2, draw according to geometrical calculation method, the angle [alpha] that rotary shaft turns over2Equal with internal angle beta to be measured, i.e. β=α2；Turning over angle clockwise is α1, draw according to geometrical calculation method, the angle [alpha] that rotary shaft turns over1Remaining mutually with internal angle beta to be measured, i.e. β=900-α1；X2＜ X1, turning over angle counterclockwise is α1, draw according to geometrical calculation step, the angle [alpha] that rotary shaft turns over1Remaining mutually with internal angle beta to be measured, i.e. β=900-α1；Turning over angle clockwise is α2, draw according to geometrical calculation method, the angle [alpha] that rotary shaft turns over2Equal with internal angle beta to be measured, i.e. β=α2；
4) repeat step 1), 2) and 3), calculate the to be measured interior angle value of different tested point, calculating meansigma methods；
5) detection qualification rate, compares analysis by measured value and design load, calculates error, according to error size, determines conforming product rate；And judge that producing error exists ground and analyze producing cause；And
6) recording interior angle number to be measured is 900, i.e. the plane at two angles is mutually perpendicular to, it is determined that perpendicularity.
The method that interior angle high precision test the most according to claim 1 and perpendicularity judge, it is characterised in that: described measurement sensor is laser range sensor, and described angular transducer is high-precision angle sensor.
The method that interior angle high precision test the most according to claim 2 and perpendicularity judge, it is characterized in that: described step 2), 3) and 4) geometrical calculation in, judging last numerical value according to detection error size, described detection error is to measure the installation accuracy error of sensor, rotation precision error and three synthetic error of angular transducer certainty of measurement error.
The method that interior angle high precision test the most according to claim 3 and perpendicularity judge, it is characterised in that: in described step 5), actual measured value is contrasted with design load, obtains conforming product rate.
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| CN104132636B (en) * | 2014-07-02 | 2017-02-15 | 丽水职业技术学院 | Linearity detection and judgment method for linear guide rail |
| CN105466381A (en) * | 2015-12-16 | 2016-04-06 | 丽水职业技术学院 | Concave arc radius detection and arc degree determination apparatus and method |
| CN105509686B (en) * | 2016-01-12 | 2018-11-06 | 丽水职业技术学院 | A kind of difference dome arc radius detection and circular arc degree decision maker and method |
| CN116399284B (en) * | 2023-06-08 | 2023-08-22 | 山东科技大学 | Device and method for measuring perpendicularity error and error direction angle of surface of part with hole |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101387501A (en) * | 2008-10-06 | 2009-03-18 | 天津大学 | Ultra-large workpiece circular section shape and azimuthal measurement apparatus and method |
| CN201436555U (en) * | 2009-07-22 | 2010-04-07 | 宝山钢铁股份有限公司 | Digital display type V angle measurement tool for welding pipe |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS63177011A (en) * | 1987-01-19 | 1988-07-21 | Kawasaki Steel Corp | Method for measuring squareness of flange of h-shaped material |
| JP2008281468A (en) * | 2007-05-11 | 2008-11-20 | Tokyo Seimitsu Co Ltd | Angle indexing accuracy measuring device and method |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101387501A (en) * | 2008-10-06 | 2009-03-18 | 天津大学 | Ultra-large workpiece circular section shape and azimuthal measurement apparatus and method |
| CN201436555U (en) * | 2009-07-22 | 2010-04-07 | 宝山钢铁股份有限公司 | Digital display type V angle measurement tool for welding pipe |
Non-Patent Citations (1)
| Title |
|---|
| 采用倾角传感器实现空间旋转角度测量的解析方法研究;曹建安等;《西安交通大学学报》;20131031;第47卷(第10期);第109-114页 * |
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Effective date of registration: 20221117 Address after: No. 290, Shiniu Road, Shuige Industrial Zone, Liandu District, Lishui, Zhejiang 323000 Patentee after: Lishui Hongxin Bearing Co.,Ltd. Address before: 323000 No. 2, five house bottom, north section of Zhongshan street, Liandu District, Lishui, Zhejiang. Patentee before: Gao Ye |
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