General Gear Visualization Design with the VBA Development Platform

In order to obtain required special gear design analysis software, using the characteristic function of general software AutoCAD built-in VBA. Research mainly includes two parts, the design process of complex calculation and graph drawing, finally, it will obtain the friendly interface development system through the corresponding parameter input, the background design and calculation. The software after debugging and running and the corresponding test and analysis, has reached the expected requirements of design, and has good human-machine interface, and stable running.