Milking machine is used to extract milk from dairy cattle i.e., cows, sheeps, goats. Milking is done with the help of motor. The vacuum pump produces a suction which is transmitted by a pipeline to the milking unit.
https://www.kisankraft.com/milking-machine-dairy-farming-equipment/
https://www.kisankraft.com/chaff-cutter-kk-fmc-500/