digging rover

this rover consist digging machine and storage. digging machine consist of digging unit and moving units. one moving unit can move the digging unit upside and downside. other moving unit can rotate the the digging unit in y- axis. there are two part rotating each two side in the digging unit. cylindrical part in the digging unit rotate one side slowly and middle digger rotates other side fastly. excavating regolith come upside and. from the opening it go outside and collect to storage. the digger machine can fold by moving upside and moving up side vertically along y- axis. then the rover can also move front. digger machine consist of electric motors each other parts. middle digger connect with a supper conduct motor which has high efficiency. due to low temperature, it can work properly. the tips of the digging machine consist with diamond.