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Manufacture of rotor spider

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专利汇可以提供Manufacture of rotor spider专利检索,专利查询,专利分析的服务。并且PURPOSE: To facilitate the machining of an oblique groove for engaging a core with the rotor spider of a heavy rotary electric machine and enable the tight lamination of a dovetail in the rotor spider, by making a provisional groove in the first process and making a dovetail groove in the second process.
CONSTITUTION: In the first process, a provisional square groove 2 is provided on the peripheral surface of a rotor spider workpiece 1a secured on a rotary shaft 1, so that an inclination angle α is defined between the axis of the shaft 1 and the center line of the groove 2. In the second groove, a guide 8 reciprocates along the provisional groove 2 on the reciprocating table of a shaper and a dovetail groove 10 is cut by a tool 9a mounted on a tool rest 9. A spiral oblique groove can be easily machined even if the rotor spider is large.
COPYRIGHT: (C)1981,JPO&Japio,下面是Manufacture of rotor spider专利的具体信息内容。

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