As the material of camlobe and shaft is established, camlobe-tube connection strength will increase with the choice of knurling form, augment of magnitude of interference or knurling width.

• 并且在凸轮与轴体材料一定的条件下，选用合理的滚花齿形、增大装配过盈量和连接区长度，都可提高连接强度。