Panetary Gearbox 6:1

thingiverse

6V motor; 200mA; 4200 rpm; At the output of the gearbox (6: 1) - 700 rpm; Additionally you need: 2x screw M2x4 1x screw M3x20 ... n 3x screw M3x16 1x nut M3 1x bearing 3x8x4mm I use thick silicone grease. z1 = 60; z2 = 24 (3x); z3 = 12; U = 1 + ( (z2*z1) / (z3*z1) ) = 1 + (60 / 12) = 6;