鼓形凸轮的英文

• barrel cam
• cam drum
• cylindrical cam
• drum cam

• 鼓形:    cydariform; drum type
• 凸轮:    cam
• 送料鼓形凸轮:    drum cam for feeding stock
• 凹形凸轮:    concave cam
• 板形凸轮:    plate cam