Mounting mechanism of bed with automatic memory function

The utility model discloses an installation mechanism of a bed with an automatic memory function, which comprises a bed board, a mattress and a driving mechanism for driving the angle of the bed board to change, the bed board is provided with a plurality of installation grooves which are sequentially arranged along the length direction of the bed, and the bottom of the mattress is fixedly provided with a positioning block. A limiting piece adjusted in the width direction of the bed is arranged at the bottom of the positioning block and comprises a limiting plate extending into the mounting groove, a gap allowing the mattress to slide in the length direction of the bed is reserved between the side wall of the limiting plate and the side wall of the mounting groove, and a positioning mechanism capable of fixing the limiting piece in the left-right direction is arranged in the mounting groove; gaps are reserved between the front and rear walls of the limiting plate and the front and rear walls of the mounting gr