综上所述，优质滚珠丝杠加工需要具备高品质的材料、精密的加工技术、严格的质量控制和完善的售后服务等多方面的因素,厦门导轨滚珠丝杠是指一种机械传动零部件，通常由导轨、滚珠、丝杠和内外套等组成, 4. 摩擦和磨损：如果滚珠丝杠螺母法兰在使用过程中经常出现摩擦或磨损，就可能导致断裂, 7. 进行材料非线性和接触非线性分析, 7. 润滑滚珠丝杠：使用润滑油或润滑脂对滚珠丝杠进行润滑，以减少磨损和噪音, 例如，一个滚珠丝杠型号为：SFU1605-3-300-C3-FK12-FF12，其中： 1. 直径为16mm； 2. 螺距为5mm； 3. 导程为300mm； 4. 精度等级为C3； 5. 支撑方式为固定支撑； 6. 端部加工为FK12和FF12, 需要注意的是，这个公式仅适用于单个滚珠丝杠的情况，如果存在多个滚珠丝杠，需要将每个滚珠丝杠的摩擦转矩相加才能得到总的摩擦转矩, 5.将螺母安装在需要运动的物体上,滚珠密封圈通常由橡胶等材料制成，具有良好的密封性能和耐磨性能，能够有效保护滚珠丝杠, 关键词：低速滚珠丝杠；直线运动；旋转不稳定性；噪声；摩擦；优化设计 Abstract: This paper studies the characteristics and optimization design methods of low-speed ball screw linear motion. In view of the possible problems of rotation instability, noise and friction of ball screws during low-speed linear motion, some solutions and optimization methods are proposed. Firstly, the working principle and structural characteristics of ball screw are introduced, and its motion characteristics and advantages and disadvantages are analyzed. Then, the possible problems of rotation instability, noise and friction of ball screw during low-speed linear motion are studied, and corresponding solutions and optimization methods are proposed. Finally, through numerical simulation and experimental verification, the effectiveness and feasibility of the proposed solutions and optimization methods are demonstrated. Keywords: low-speed ball screw; linear motion; rotation instability; noise; friction; optimization design.