The design and analysis of single flank transmission error tester for loaded gears
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The design and analysis of single flank transmission error tester for loaded gears

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Published by National Aeronautics and Space Administration, For sale by the National Technical Information Service in [Cleveland, Ohio], [Springfield, Va .
Written in English

Subjects:

  • Gearing -- Mathematical models.

Book details:

Edition Notes

StatementDuane E. Bassett and Donald R. Houser ; prepared for Lewis Research Center under grant NAG3-541.
SeriesNASA contractor report -- 179621., NASA contractor report -- NASA CR-179621.
ContributionsHouser, Donald R., Lewis Research Center.
The Physical Object
FormatMicroform
Pagination1 v.
ID Numbers
Open LibraryOL18067400M

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A dual input, dual output control system will regulate the speed and torque of the system. This control system's accuracy and dynamic response were analyzed and it was determined that proportional plus derivative speed control is needed in order to provide the precisely constant torque necessary for error-free measurementAuthor: Donald R. Houser and Duane E. Bassett. AIREX: The design and analysis of single flank transmission error testor for loaded gears Due to geometrical imperfections in gears and finite tooth stiffnesses, the motion transmitted from an input gear shaft to an output gear shaft will not have conjugate action. TRANSMISSION The principle of the single-flank gear testing is presented in the Fig. 2. The distance between the axes of the cooperating gears is constant, as it is in real work conditions of a transmission. During the measurement, one of gears is driven while the other is slightly braked in order to ensure constant contact between the. A tester for measuring face gears' transmission error was developed based on single-flank rolling principle. The mechanical host was of hybrid configuration of the vertical and horizontal.

A normal unitary load is applied on each node of the tooth flank. For each loaded position, the normal displacement of all the other nodes is calculated after substracting the local deformation. When performing single flank testing with the RAS each single graduation line on the encoders is evaluated and an exact reproduction of tooth meshing patterns results. Since order analysis of all data is possible, accurate correlation between, for example, noise levels and tooth meshing may be made. [1,2]. encoders attached to both the gears in mesh. The analysis technique benefits from demodulation of a phase-modulated signal. The theory is illustrated by experiments with a car gearbox and measurement errors are discussed. Key words: gears, transmission error, measurement, Fourier transform, Hilbert transform, Hilbert transformer, analytic signal.   Contact & Support +1 (United States) +1 (International) Hours: am to pm PST. Help | Contact Us.

where φ 1 is the rotation angle of the gear pinion, φ 2 – the rotation angle of the gear, z 1 – the number of teeth of the pinion, z 2 the number of teeth of the driven gear, and r 2 is the radius of the gear pith circle. Using this equation, the measured signals of the input and output shafts rotation angle were processed. Due to the cost-efficient injection molding process and its high degree of freedom in design injection molded gears are widely used in actuating drives. One important functional requirement is the. 'cmmal of Sound and Vibration () (1), DYNAMIC ANALYSIS OF HIGH SPEED GEARS BY USING. LOADED STATIC TRANSMISSION ERROR H. NE-_vzAT OzcuvfNt AM) D. R. HOLM It G. On Single Flank Gear Rolling Test of Spur Gears at High Rotational Speed. Iwao It is tried to use the S 2 type of gear rolling tester at the high rotational speed where the meshing frequency is about 1/ times as large as the natural frequency of a pair of gears. it is found that the gear rolling tester can measure the dynamic.