6. 滚珠数量：一般根据直径和导程来确定，通常在10到500个不等,需要注意的是，拆卸滚珠丝杠需要专业的工具和技能，不建议自行操作,建议您通过搜索引擎或相关行业协会进行查询了解,这些装置可以实时监测滚珠丝杠副的运动状态，包括位置、速度、加速度等参数,它采用滚珠与丝杠之间的滚动接触来实现精度传动，具有精度高、摩擦小、寿命长等优点, 4. 螺纹角：指螺旋体上螺纹线与轴线的夹角，常见的有45度和60度两种, 2. 高效率：滚珠的运动方式可以减少滚动阻力和摩擦力，从而提高传动效率和能源利用率, 2. 滚珠卡口和丝杠螺纹的匹配：滚珠卡口和丝杠螺纹的匹配也很重要，必须确保它们之间的配合间隙适当，以实现稳定的传动和较高的精度, 关键词：滚珠丝杠；机床；航空航天；自动化设备；市场应用 Abstract: Ball screw is a common precision transmission device, which is widely used in machine tools, aerospace, automation equipment and other fields. This paper mainly discusses the market application of ball screw, including its application in machine tools, aerospace, automation equipment and other fields, as well as the future development trend. Firstly, the basic principle and structural characteristics of ball screw are introduced, and then the application of ball screw in machine tools is elaborated in detail, including CNC machine tools, machining centers, lathes, etc., and the advantages and disadvantages of ball screw in machine tools are analyzed. Subsequently, this paper discusses the application of ball screw in aerospace field, including aircraft, satellites, missiles and other fields, and analyzes the application characteristics and performance requirements of ball screw in aerospace. Finally, this paper introduces the application of ball screw in automation equipment, including robots, automated production lines, automated warehouses and other fields, and explores the development trend and future application prospects of ball screw in automation equipment. Keywords: ball screw; machine tool; aerospace; automation equipment; market application.,它由滚珠、导轮、外套、内套等组成，滚珠在内外套之间滚动，使得工件可以沿着轴向做直线运动