The invention discloses a processing technique for a rear axle housing axle tube of an automobile. The processing technique for the rear axle housing axle tube of the automobile includes the processing technique that A, blanking a seamless steel pipe, wherein the diameter of the outer circle of the seamless steel pipe is 80, the wall thickness is 5 millimeters, the length is 393 to 417 millimeters, and the material is 16 Mn or 20# steel; B, processing one end of the axle tube, to be specific, cutting interior angle, wherein the interior hole is 70*15 in diameter, and the length is 391 to 415 millimeters; C, placing the unprocessed end of the tube in a broaching die to perform broaching forming; D, processing the broached end of the axle tube as required, wherein the size is 389 to 413.5 millimeters, and the concentricity of the two ends is 0.1 millimeters. The processing technique for the rear axle housing axle tube of the automobile is capable of effectively improving the product precision, the concentricity of the two ends is good, the production cost is low, the applicability is strong, and the production efficiency is high.
Processing technique for rear axle housing axle tube of automobile
2015-08-26
Patent
Electronic Resource
English
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