As the process of market economic integration is gradually accelerated, mechanical products are experiencing unprecedented development and reform. And gradually integrated into the various industries of social production to go. The range of use is wide. At the same time, the demand is large, so many mechanical products are implemented in large quantities of workshop production. In this way, the quality management of mechanical products has increased the difficulty. Therefore, only better quality control measures can better meet the needs of the market. Promote social and economic development. At present, to achieve high quality, high efficiency, low consumption is the only way to the development of enterprises, with high product quality and low consumption cost to meet the status quo.