A powder vibrating screen for ore extraction, comprising a base (1), a cylinder device (2), a lower frame body (3), an upper frame body (4), a feeding device (5), a material pushing device (6), a mesh device (7), a screening device (8), and a pushing device (9); the base (1) being provided thereon with a first bracket (11), a second bracket (12), a third bracket (13), a first support pillar (14), and a second support pillar (15); the cylinder device (2) comprising a first cylinder (21), a first pushing rod (22), a fourth bracket (23), and a fifth bracket (24); the lower frame body (3) being provided thereon with a first support rod (30), a discharging frame (31), a first slant plate (32), a closing block (33), a second slant plate (34), a first filter plate (35), a first curved rod (36), a baffle (38), and a material receiving box (39); the upper frame body (4) being provided thereon with a second curved rod (41), a third cross rod (42), a first connection rod (43), and a first fixing frame (44); the feeding
