Spring supporting device of vibrating screen

The utility model discloses a spring supporting device of a vibrating screen. The device structurally comprises a first mounting hole, a first fixing cap, a second mounting hole, a spring, a second fixing cap, a second fixing column, a first movable screw, a second movable screw, a supporting device, a first fixing column and a third movable screw; the first fixing cap is mounted at the upper endof the first fixing column; the second mounting hole and the supporting device are of an integrated structure; the first mounting holes are fixed by screws; the position of the first connecting plateis not changed any more; stretching second connecting plate, under the action of the first movable screw, the second movable screw and the third movable screw; the first movable rod and the second movable rod move with the first connecting plate and the movable block as supporting points, the springs installed on the first connecting plate and the movable block are also moved, the second installing holes can be used for fi