This paper presents a geometric model description methods of the cone gear for final driver of automobile driving axle system based on STEP, and establishes application protocol (ZCAP).
Step Four: along the dotted lines of paper mask edges with a small cone or a thumb tack in the pumpkin skin delineate Facebook. Completed, remove the paper mask.
步骤四：沿纸脸谱的虚线边，用小锥或者图钉在南瓜皮上描出脸谱。完成之后，撕下纸脸谱。
3
Taking cone gear as example, this paper presents the design guidance of cone gear and emphasizes that it is the key step to match the most similar gear in standardized gear parts base.