Machining process method for complex support parts

The invention relates to a machining process method for complex support parts. Two large technical bosses are additionally arranged in two large through cavities in the middle of a web. Two technical holes are additionally formed and used for clamping countersunk bolts. Meanwhile, two positioning ho...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LI CHAO, LU BIN, YU YINHE, GENG LIANCHANG, ZHANG LINGFENG
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The invention relates to a machining process method for complex support parts. Two large technical bosses are additionally arranged in two large through cavities in the middle of a web. Two technical holes are additionally formed and used for clamping countersunk bolts. Meanwhile, two positioning holes are additionally formed in the web for positioning parts. Outline cut-off in a pressure plate clamping manner is omitted, and only three technical holes are additionally formed in the outer portion and used for clamping countersunk bolts. The function of rough machining of two surfaces is added. By means of the machining method, dimensional tolerances of the machined parts are within the required dimensional tolerance of a drawing, first pass yield of the parts is effectively ensured, and the part scrap rate is zero. Meanwhile, the machining efficiency of the parts is remarkably improved.