Equipment used for crushing fluorite tailings, crushing method and fluorite flotation method

The invention provides equipment used for crushing fluorite tailings and a crushing method. The equipment comprises a tailing receiver and a first stirrer, wherein a first vibrating screen is connected above the first stirrer, a fist collector is arranged below the first vibrating screen, the first vibrating screen is connected with a second stirrer which is connected with a second vibrating screen, a second collector is arranged below the second vibrating screen, the second vibrating screen is connected with a third stirrer which is connected with a third vibrating screen, and a third collector is arranged below the third vibrating screen; the third vibrating screen is also connected with a material collector; the first collector, the second collector and the third collector are all connected with a fourth collector. The invention also provides the method for using the equipment and a fluorite flotation method. The invention has the beneficial effects that the fluorite concentrate obtained by flotation has good quality, is high in recovery and low in cost, and is suitable for being applied in various fluorite flotation factories.