2. 确定所需的预紧力, 7. 在重新组装时，将外循环滚珠丝杠的所有部件按正确的顺序组装，确保其操作顺畅,要制作一份滚珠丝杠选型手册，需要按照以下步骤进行： 1. 确定目标受众：根据手册的用途和目的，确定手册的受众群体，例如工程师、设计师或销售人员等, 3. 提供滚珠丝杠的技术培训，使用户能够更好地使用和维护产品,潍坊导轨滚珠丝杠具有精度高、寿命长、承载能力大、转动平稳等特点，可以满足高速、高精度、高负载等工况要求,洛阳滚珠丝杠加工厂是一家专业生产滚珠丝杠的企业，位于河南省洛阳市, 2. 根据滚珠丝杠的型号和规格，查找厂家提供的预压力范围和调节方法, 例如，如果螺纹杠的大径为20mm，螺距为5mm，那么滚珠丝杠的直径为： d = 20 - 2×5 = 10mm,Precision ball screw and nut production in foreign countries Precision ball screw and nut production is a high-tech and precision manufacturing process that requires advanced machinery and skilled workers. Many countries around the world are engaged in the production of ball screws and nuts, including Japan, Germany, the United States, and China. Japan is a leading producer of precision ball screw and nut products, with companies such as THK, NSK, and Hiwin leading the industry. Japanese manufacturers are known for their high-quality products and advanced technologies, and they supply ball screws and nuts to a wide range of industries, including automotive, aerospace, and medical equipment. Germany is another major producer of ball screws and nuts, with companies such as Bosch Rexroth, Schaeffler, and Steinmeyer leading the industry. German manufacturers are known for their precision engineering and high-quality products, and they supply ball screws and nuts to industries such as automation, machine tools, and robotics. The United States is also a major producer of ball screws and nuts, with companies such as Thomson Industries, Nook Industries, and Barnes Industries leading the industry. American manufacturers are known for their innovative technologies and high-quality products, and they supply ball screws and nuts to industries such as aerospace, defense, and medical equipment. China has also become a major player in the production of ball screws and nuts, with companies such as TBI Motion, HIWIN, and PMI leading the industry. Chinese manufacturers are known for their low-cost production and large-scale manufacturing capabilities, and they supply ball screws and nuts to industries such as automotive, machine tools, and robotics. Overall, precision ball screw and nut production is a global industry with many countries engaged in the manufacturing process. Each country has its strengths and weaknesses, and customers can choose the best supplier based on their specific needs and requirements., 5. 额定负载：指滚珠丝杠在正常工作状态下的最大负载能力，通常以牛顿（N）为单位