基于蛙跳式坐标变换原理的火炮零部件变形量测量技术

Measurement Technology for the Artillery Components Deformation Based on Coordinate Conversion Principle of Leap-frog Ball

针对火炮零部件变形量进行测量时存在着结构复杂、几何尺寸范围大等特点,基于蛙跳式坐标变换原理、柔性三坐标测量原理、移动式测量基座技术和计算机实时控制与数据处理技术,提出了一种用于火炮零部件变形量测量的方法,并研制了测量系统.还建立了相应的数学模型,通过实际测量对测量系统的精度进行了验证.测量结果表明,测量系统精度能够满足火炮零部件变形量的测量精度要求,该测量方法是切实可行的.

Based the leap-frog ball coordinate conversion principle flexible three coordinates measuring, portable -type measuring basement and computer real -time manipulation and data processing technology, this paper researched the measuring method for deformation quantity of artillery components and developed the measuring system. The artillery components have complex construction and large extent physical dimensions. The constitute and overall structure of system are also described in this paper. The accuracy and feasibility of measuring system are verified by experiments. The experimental results show that the accuracy of measuring system can satisfy the measuring accuracy demand for the deformation quantity of artillery componentsand and the measuring method is applicable.