Can magnify cartoon robot of mouth

Can magnify cartoon robot of mouth, two upper and lower partial shell of robot pretext component, upper and lower shell backend is together articulated, and lower casing is equipped with the motor, and motor accessible gear train or rocker or ejector pin drive are gone up the casing rotation and are made the action of magnifying the mouth. Having eyes pattern or eyes trompil on going up the casing, being equipped with mobilizable eyeball or eyes piece in the eyes trompil, the robot can make the change of eyes when opening one's mouth. 可以张大嘴的卡通机器人，机器人头由上、下两部分壳体组成，上、下壳体后端铰接在起，下壳体设有电机，电机可通过齿轮系或摇杆或顶杆驱动上壳体转动做出张大嘴的动作。上壳体上有眼睛图案或眼睛开孔，眼睛开孔里设有可活动的眼球或眼睛片，机器人在张嘴的同时可以做出眼睛的变化。