CN102032890B - Measuring equipment of radial runout of wind power bearing gear and measuring method thereof - Google Patents
Measuring equipment of radial runout of wind power bearing gear and measuring method thereof Download PDFInfo
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- CN102032890B CN102032890B CN 200910196635 CN200910196635A CN102032890B CN 102032890 B CN102032890 B CN 102032890B CN 200910196635 CN200910196635 CN 200910196635 CN 200910196635 A CN200910196635 A CN 200910196635A CN 102032890 B CN102032890 B CN 102032890B
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Abstract
The invention discloses measuring equipment of the radial runout of a wind power bearing gear. The measuring equipment comprises a cylindrical measuring stick, a gear motor, a support, a sensor and a signaling device, wherein the gear motor is arranged on a test desk, the output shaft of the gear motor is connected with a driving gear; the support contains a horizontal bar and two vertical bars arranged on the horizontal bar; the lower end of one vertical bar is connected with a magnetic block; the sensor and the signaling device are both arranged on the lower part of the other vertical bar on the support; and the signaling device is electrically connected with the sensor. The invention also discloses a measuring method of the radial runout of the wind power bearing gear and the method can effectively complete the measurement of the radial runout of the wind power bearing gear and ensure the quality of the bearing. The method provided by the invention has the following advantages: the measurement reliability can be increased, the human factors can be eliminated, the labor intensity can be reduced and the judgment of the product quality is intuitive.
Description
Technical field
The present invention relates to a kind of testing apparatus, be specifically related to measuring equipment and the measuring method thereof of a kind of wind power bearing gear diameter run-out.
Background technology
China is marching this piece of wind-power electricity generation brand-new " pollution-free industry ", and in the domestic market, accurate large size bearing is mainly take import as main, and industry downstream client's development in recent years of large-scale precision bearing is rapid, and supply falls short of demand to cause above-mentioned precision bearing.Render a service in order to make aerogenerator promote generating, increase generated output, the size at the positions such as the length of blade, main shaft, speed-increasing gear, generator is also in continuous expansion, but also gradually increase of the loading that the while bearing is born, this technical requirement to wind power bearing is very high.Aerogenerator is unusually strict to the technical requirement of its core component bearing, and each wind power bearing all must be tested its diameter run-out after installing.The measuring method of prior art is to adopt hand-kept data and whether qualified by the human factor judgement.Therefore developing a kind of wind power bearing radial pulsation measurement equipment is the task of top priority that sets foot in wind power equipment manufacturing enterprise.
Summary of the invention
The objective of the invention is provides measuring equipment and the measuring method thereof of a kind of wind power bearing gear diameter run-out in order to overcome the deficiencies in the prior art, and whether the diameter run-out that it can measure wind power bearing accurately, has reliably reached standard.
A kind of technical scheme that realizes above-mentioned purpose is: the measuring equipment of a kind of wind power bearing gear diameter run-out, described wind power bearing is all to establish cogged pivoting support bearing on the outer peripheral face with mounting hole and inner ring inner peripheral surface or outer ring on the end face of inside and outside circle, described testing apparatus comprises a cylindrical measuring stick, a reducing motor, one support, one sensor, one signal transmitter
Described reducing motor is installed on the test board, and its output shaft connects a driving gear;
Described support comprises a horizon bar and two vertical rods that are installed on the horizon bar, and wherein the lower end of a vertical rod connects a magnetic block;
Described sensor and signal transmitter are installed in the bottom of another root vertical rod of support, and signal transmitter is connected with sensor electrical.
The measuring equipment of above-mentioned wind power bearing gear diameter run-out, wherein, described sensor is touch displacement transducer.
The measuring equipment of above-mentioned wind power bearing gear diameter run-out, wherein, described signal transmitter is the PLC controller, it also connects a display screen.
The another kind of technical scheme that realizes above-mentioned purpose is: the measuring method of a kind of wind power bearing gear diameter run-out, be executed in above-mentioned measuring equipment, and described measuring method comprises the following steps:
A. the step of solid bearing: bearing is placed on the test board, on the inner ring that magnetic block on the support is placed on be not with gear or the end face of outer ring, and makes gear and the engagement of described driving gear on outer ring or the inner ring;
B. install and measure the step of rod: measuring stick is placed in gear grooved, the outside surface of measuring stick is contacted with the two sides of gear grooved are stable;
C. the measuring head of regulating sensor is to the step of minimum measurement point: the measuring head of sensor is touched the minimum measurement point of the outside surface of measuring stick in the mode vertical with the bottom surface of gear grooved, the data that this moment, sensor read send signal transmitter to as the radix first time;
D. the measuring process of the maximum radial jitter values of a gear grooved: start reducing motor and make driving gear drive toothed inner ring or outer ring rotating, an effective angle will be rotated in toothed inner ring or outer ring, the measuring head that makes sensor moves through highest measurement point again to minimum measurement point from the minimum measurement point of measuring stick outside surface, the continuous data measured of sensor and send signal transmitter to during this time, signal transmitter then successively will after the data once obtained keep large data with front data comparison of once obtaining, the data that keep in the signal transmitter at this moment are exactly the maximum radial jitter values of this gear grooved;
E. measure the maximum radial jitter values of all the other gear grooveds: a gear grooved maximum radial of every measurement jitter values is repeating step b, step c and steps d successively;
F. judge whether qualified step of measured bearing gear diameter run-out: the maximum radial jitter values of each gear grooved that will record is made a circle, makes comparisons with standard round again.
Adopted the measuring equipment of wind power bearing gear of the present invention diameter run-out and the technical scheme of measuring method thereof, effectively solved the measurement of wind power bearing diameter run-out, guaranteed the quality of bearing, had the following advantages:
1. improve and measure reliability, get rid of human factor;
2. reduce labor intensity;
3. judge whether directly perceived qualified product is.
Description of drawings
Fig. 1 is the structural representation of the measuring equipment of wind power bearing gear of the present invention diameter run-out;
Fig. 2 is the measuring principle figure of the measuring equipment of wind power bearing gear of the present invention diameter run-out.
Embodiment
In order to understand technical scheme of the present invention better, below by embodiment particularly and be described in detail by reference to the accompanying drawings:
See also Fig. 1, wind power bearing 1 is pivoting support bearing, and it comprises inner ring 11, outer ring 12, steel ball 13 and retainer 14, on inside and outside circle 11,12 the end face all the outer peripheral face with mounting hole and inner ring 11 inner peripheral surfaces or outer ring 12 be provided with gear.
The measuring equipment of wind power bearing gear of the present invention diameter run-out comprises a cylindrical measuring stick 2, reducing motor 3, one supports, 4, one sensors 5 and a signal transmitter 6, wherein,
Reducing motor 3 is installed on the test board 7, and its output shaft connects a driving gear 8;
Support 4 comprises a horizon bar 41 and two vertical rods 42,43 that are installed on the horizon bar 41, and wherein the lower end of a vertical rod 42 connects a magnetic block 9;
Sensor 5 and signal transmitter 6 are installed in the bottom of another root vertical rod 43 of support 4, and signal transmitter 6 is electrically connected with sensor 5;
Signal transmitter 6 is the PLC controller, and it also connects a display screen.
Sensor 5 is touch displacement transducer.
See also Fig. 2, the measuring method of wind power bearing gear of the present invention diameter run-out is executed in the measuring equipment of the invention described above again, and this measuring method comprises the following steps:
A. the step of solid bearing: bearing 1 is placed on the test board 7, the magnetic block 9 on the support 4 is placed on the end face of the inner ring 11 of not being with gear, and make gear and driving gear 8 engagements on the outer ring 12;
B. install and measure the step of rod: measuring stick 2 is placed in two adjacent gear grooveds 10, the outside surface of measuring stick 2 is stablized with the two sides of gear grooved 10 contacted;
C. the measuring head of regulating sensor is to the step of minimum measurement point: the measuring head of sensor 5 is touched the minimum measurement point A of the outside surface of measuring stick 2 in the mode vertical with the bottom surface of gear grooved 10, the data that this moment, sensor 5 read send signal transmitter 6 to as radixes for the first time;
D. the measuring process of the maximum radial jitter values of a gear grooved: start reducing motor 3 and make driving gear 8 drive toothed outer ring 12 to rotate, an effective angle will be rotated in toothed outer ring 12, the measuring head that makes sensor 5 moves through highest measurement point B again to minimum measurement point A from the minimum measurement point A of measuring stick 2 outside surfaces, sensor 5 continuous data measureds and send signal transmitter 6 to during this time, 6 of signal transmitters successively will after the data once obtained keep large data with front data comparison of once obtaining, the data of reservation are exactly the maximum radial jitter values of this gear grooved 10 in this moment signal transmitter 6;
E. measure the maximum radial jitter values of all the other gear grooveds: gear grooved of every measurement 10 maximum radial jitter values are repeating step b, step c and steps d successively;
F. judge whether qualified step of measured bearing gear diameter run-out: the maximum radial jitter values of each gear grooved 10 that will record is made a circle, makes comparisons with standard round again.
Standard round is stored in the signal transmitter, and circle and the judged result done with the maximum radial jitter values of each gear grooved 10 will show screen display.
Adopt measuring equipment and the measuring method thereof of wind power bearing gear of the present invention diameter run-out, effectively solved the measurement of wind power bearing diameter run-out, guaranteed the quality of bearing.Improve and measure reliability, get rid of human factor; Reduce labor intensity; Judge whether directly perceived qualified product is.
Those of ordinary skill in the art will be appreciated that, above embodiment illustrates the present invention, and be not to be used as limitation of the invention, as long as in connotation scope of the present invention, all will drop in claims scope of the present invention variation, the modification of the above embodiment.
Claims (4)
1. the measuring equipment of wind power bearing gear diameter run-out, described wind power bearing is all to establish cogged pivoting support bearing on the outer peripheral face with mounting hole and inner ring inner peripheral surface or outer ring on the end face of inside and outside circle, it is characterized in that, described measuring equipment comprises a cylindrical measuring stick, a reducing motor, one support, one sensor, a signal transmitter
Described reducing motor is installed on the test board, and its output shaft connects a driving gear;
Described support comprises a horizon bar and two vertical rods that are installed on the horizon bar, and wherein the lower end of a vertical rod connects a magnetic block;
Described sensor and signal transmitter are installed in the bottom of another root vertical rod of support, and signal transmitter is connected with sensor electrical.
2. the measuring equipment of wind power bearing gear according to claim 1 diameter run-out is characterized in that, described sensor is touch displacement transducer.
3. the measuring equipment of wind power bearing gear according to claim 1 diameter run-out is characterized in that, described signal transmitter is the PLC controller, and it also connects a display screen.
4. the measuring method of wind power bearing gear diameter run-out is executed in the claims 1 described measuring equipment, it is characterized in that, described measuring method comprises the following steps:
A. the step of solid bearing: bearing is placed on the test board, on the inner ring that magnetic block on the support is placed on be not with gear or the end face of outer ring, and makes gear and the engagement of described driving gear on outer ring or the inner ring;
B. install and measure the step of rod: measuring stick is placed in gear grooved, the outside surface of measuring stick is contacted with the two sides of gear grooved are stable;
C. the measuring head of regulating sensor is to the step of minimum measurement point: the measuring head of sensor is touched the minimum measurement point of the outside surface of measuring stick in the mode vertical with the bottom surface of gear grooved, the data that this moment, sensor read send signal transmitter to as the radix first time;
D. the measuring process of the maximum radial jitter values of a gear grooved: start reducing motor and make driving gear drive toothed inner ring or outer ring rotating, an effective angle will be rotated in toothed inner ring or outer ring, the measuring head that makes sensor moves through highest measurement point again to minimum measurement point from the minimum measurement point of measuring stick outside surface, the continuous data measured of sensor and send signal transmitter to during this time, signal transmitter then successively will after the data once obtained keep large data with front data comparison of once obtaining, the data that keep in the signal transmitter at this moment are exactly the maximum radial jitter values of this gear grooved;
E. measure the maximum radial jitter values of all the other gear grooveds: a gear grooved maximum radial of every measurement jitter values is repeating step b, step c and steps d successively;
F. judge whether qualified step of measured bearing gear diameter run-out: the maximum radial jitter values of each gear grooved that will record is made a circle, makes comparisons with standard round again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910196635 CN102032890B (en) | 2009-09-28 | 2009-09-28 | Measuring equipment of radial runout of wind power bearing gear and measuring method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910196635 CN102032890B (en) | 2009-09-28 | 2009-09-28 | Measuring equipment of radial runout of wind power bearing gear and measuring method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102032890A CN102032890A (en) | 2011-04-27 |
| CN102032890B true CN102032890B (en) | 2013-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200910196635 Expired - Fee Related CN102032890B (en) | 2009-09-28 | 2009-09-28 | Measuring equipment of radial runout of wind power bearing gear and measuring method thereof |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102809482A (en) * | 2012-08-02 | 2012-12-05 | 龙工（上海）挖掘机制造有限公司 | Method for testing preassembling of rotary support of excavating machine |
| CN106323218B (en) * | 2015-06-26 | 2018-10-09 | 鞍钢股份有限公司 | A kind of supporting roller bearing measuring device and method |
| CN116124067B (en) * | 2023-04-04 | 2023-07-07 | 山东大学 | Multi-sensor wheel diameter measuring instrument and measuring method |
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