Use a CNC lathe to process the simple sleeve part as shown in the figure below. The workpiece length is 46mm; the outer circle size is 64mm, and the roughness requirement is Ra1.6, which requires finishing; Inner hole: The left end is a leng....
Figure 1-1 (a) parts drawing (b) Analysis of Parts Drawings The surface of the part is composed of a cylinder, a straight arc, an inverse arc, a cone, a groove, a thread, a hole, and the like. The dimensioning is complete. The blank is 45#....
3.1 Reasonable selection of machine tools CNC machine tools are usually best suited for machining parts with the following characteristics: (1) Parts for multi-variety, low-volume production, or trial production of new products. (2) Parts w....
1. The characteristics of CNC machine tools CNC machine tools are a type of processing equipment that uses digital signals to control the movement of a machine tool and its machining process. The modern CNC machine tool is a typical process....
Hex nut is classified into I type, II type and thin type according to the nominal thickness. Nuts of class 8 or higher are type I and type II. The type I Hex nut is the most widely used, and the I nut is divided into A, B, and C grades. The....
1. Overtravel : Software overtravel and hardware overtravel and emergency stop protection. 2. Overload : When the load of the feed motion is too large, it moves forward and backward frequently. In addition, when the feed lubrication status a....
Abstract: Deep hole machining technology has always been a key technology in the machinery manufacturing industry. Among them, high-efficient scraps discharge in the machining process is a particularly important part of the deep hole machini....
CNC machining center can be divided into vertical, horizontal and composite machining centers from the appearance. The spindle of the vertical machining center is perpendicular to the workbench, and is mainly applicable to the processing of....
CNC standards are a trend in the development of manufacturing informatization. In the 50 years after the CNC lathe machining CNC technology was born, information exchange was based on the ISO 6983 standard. That is, using the G and M codes t....