Device and method for finely measuring deformation field of composite propeller blade

The invention provides a device and a method for finely measuring a deformation field of a composite propeller blade. The device comprises a height-adjustable horizontal measurement and control table, a horizontal plate, a paddle loading point fixing device, a plurality of length-adjustable displacement calibration probes, an electronic vernier caliper, a base device and the like. According to the measurement method provided by the invention, the blade deformation field of the composite material propeller is measured finely, and the tiny deformation amplitude of the composite material propeller can be measured accurately, stably, efficiently and at low cost, so that accurate test data support is provided for simulation calculation; and the method is suitable for deformation measurement of composite propellers with different models and different scales. 本发明提供了一种精细化测量复合材料螺旋桨叶片变形场的装置及方法。该装置包括可调节高度的水平测控台、水平板、桨叶加载点固定装置、若干个可调节长度的位移标定探针、电子游标卡尺及基座装置等结构。本发明提供的测量方法实现精细化测量复合材料螺旋桨的叶片变形场，能够精确、稳定、高效、低成本地测量复合材料螺旋桨的微小变形幅值，从而