基于MATLAB优化工具箱的机床主轴优化设计

基于现代机械优化设计理论,建立了以数控机床主轴的体积最小为目标函数的优化数学模型。运用MATLAB优化工具箱对机床主轴进行优化设计,使主轴的设计在保证其强度、刚度的前提下达到体积最小的优化要求。缩短了机床主轴的设计周期,提高了设计效率,从而降低了主轴生产成本。通过对优化结果的研究和分析,表明该设计方法简单、实用、效率高,机床主轴参数优化的结果合理、可靠。

Optimal design of main axle of machine tool based on MATLAB optimization toolbox

The design set up a theoptimal mathematical model to machine spindle of NC machine tool on volume minimum as objective function based on the modern theory of mechanical optimization design.MATLAB optimization toolbox is used for optimal design of NC machine tool spindle.It makes the main spindle smallest on the premise of guarantee the strength and stiffness.At the same time,the design cycle of the machine tool spindle is shortened,and the efficiency of the spindle design is improved,thus it achieves the goal of reducing the cost of the spindle.The research and analysis of the optimization results,suggest that the design method is simple,practical,highly efficient and spindle parameters optimization result is reasonable and reliable.