【Abstract】The correct operation and maintenance of CNC equipment can prevent the abnormal wear of the machine tool and avoid sudden failure of the machine tool. The meticulous maintenance of the machine tool can maintain the long-term st....
Develop an industry, love an industry, drill an industry, a fine industry, This is the professional concept of Dongguan Yongding Metal Technology Co., Ltd. CNC squad leader Meng Yongjun. 19 years of work, he insisted on a full attendance, f....
1.1 Introduction to Auto CAD Drafting Software The most widely used computer graphics software, Auto CAD, is a general-purpose computer-aided drawing and design software developed by Autodesk of the United States. Auto CAD is mainly equippe....
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....
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....