National Junior Robot Technology Level Examination Model of first-order barbecue grill Practical construction drawings   A simple question about barbecue grill 1.What is the name of the work in the picture and what is its use?Answer: Barbecue grill is a kind of mechanical equipment for barbecuing food. Its main function is to make various barbecue products. It is mainly used in barbecue shops, mobile barbecue, etc. 2.What principles are used in this work?Answer: Mainly used the gear transmission deceleration principle, as well as the beam right angle connection and the wheel axle principle. 3.What is the function of multiple gears?Answer: To transfer power over a long distance, the barbecue machine rotates several axes together.And through the gear group deceleration principle to reduce the rotation speed of the shaft. So as to achieve the barbecue effect. 4.Please describe the process of building this work?Answer: First build the gear set, then install the bracket for reinforcement.