Automatic picking and collecting device for pineapples

The invention discloses an automatic picking and collecting device for pineapples. The device comprises a picking part, a conveying part, an elevating part, a power driving part and a warehousing part. The picking part comprises main blades, cutting blades, a knife rest seat, baffle boards and shifting blades. The shifting blades push the cutting blades to finish separation between pineapples fruits and pineapple stems. The conveying part comprises a conveyor belt, separation boards of the conveyor belt and a roller of the conveyor belt and is used for conveying pineapples from the picking part to a warehouse. The elevating part comprises electric push rods and installation seats which are used for adjusting the height of a knife rest in order to accommodate the height changes of differentvarieties of pineapples. The power driving part comprises a direct-current motor, chain wheels and supporting chains and provides power to the conveyor belt and a picking knife rest. The operation speed of the device can be