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Face gear set, manufacture of face gear wheel, and machining device thereof

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TLDR
In this article, a milling cutter has been used to adjust the angle of a C1 axis according to the positions of the Z-axis to reduce the cost of a speed change device of high speed and high load.
Abstract
PROBLEM TO BE SOLVED: To reduce cost of a speed change device of high speed and high load by executing topological cutting while adjusting so that face gear wheel pressure angle becomes a correct value, by the use of a milling cutter having tooth profile of straight line or similar to a straight line. SOLUTION: In a face gear, a straight tooth profile changing pressure angle at respective positions in the radial direction, a small bow shaped curved tooth profile, or a curved tooth profile curved inside and outside against a reference straight line is formed by topological cutting. When the straight tooth profile or the tooth profile similar to a straight line is manufactured by a face gear machining device 10, a milling cutter having the straight tooth profile or the tooth profile similar to a straight line is used, and cutting is executed so that the pressure angle of the face gear wheel becomes a correct value by adjusting the angle of a C1 axis according to the respective positions of the Z-axis. COPYRIGHT: (C)2000,JPO

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