滚珠丝杠副是数控机床进给系统的核心部件，采用它是提高进给系统灵敏度、定位精度和防止爬行的有效措施。
Ball screw unit is the key part of NC machines, and its adoption is an effective measure of improving sensitivity, positioning accuracy and prevention crawl.
本文较详细地介绍了数控机床伺服进给系统中滚珠丝杠副的选择与计算。
Selection and calculation of ball-screw pairs in the design of feed system in CNC machine tools was introduced.
它的精度和各项性能直接影响数控机床的定位精度和重复定位精度，特别是滚珠丝杠的导程误差对机床定位精度的影响最为明显。
The precision and performance index of ball screw unit determine the positioning accuracy and the resetting accuracy of nc machines, especially its lead error.
精密滚珠丝杠副是数控机床的关键功能部件，研究高精度的丝杠螺距精度动态测量方法和仪器组成具有重要的理论意义和实际应用价值。
Studying the means and the apparatus composing in high precise dynamic measure of screw-pitch error have important academic meaning and practical applied value.
进口滚珠丝杠及直线导轨确保了机床的重复定位精度。
Imported ball bearing leas screw and linear guide rail have ensured a repeated positioning precision of the machine tool.
介绍并联机床单支路的结构与设计，并对滚珠丝杠进行计算。
The article introduces structure and design of parallel connected machine tool single spur track, and calculation of ballscrew.
精密滚珠丝杠副是数控机床的关键功能部件，其制造水平的高低在很大程度上决定了数控机床的精度高低。
Precision ball screw unit is the key part of NC machine, and its manufacturing level determines the precision level of NC machine to great extent.
机床的进给系统通常是通过交流伺服电机驱动的驱动滚珠丝杠饲料，简化结构，实现。
Machine tool feed system is usually driven by ac servo motor ball screw feed drive to achieve, to simplify the structure.
介绍了北京机床研究所高速滚珠丝杠副的结构设计及其需注意的事项。
Research process of high speed ball screw units of Beijing Machine Tool Research Institute and points for paying attention on its design of structure are introduced.
高精度的滚珠丝杠价格较高，因保证加工精度而在普通的数控机床中使用高精度的丝杠会增加生产成本。
The price of ball-screw with high accuracy is very high. Using high accuracy lead-screw in the common NC machine tool to ensure the processing-accuracy will increase operating costs.
高精度的滚珠丝杠价格较高，因保证加工精度而在普通的数控机床中使用高精度的丝杠会增加生产成本。
The price of ball-screw with high accuracy is very high. Using high accuracy lead-screw in the common NC machine tool to ensure the processing-accuracy will increase operating costs.
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