Screen machine in the vibration process problems and solutions?

　　The vibration of the screen box is too large

　　Different eccentricity

　　Find the balance of the sieve

　　The screen is not sound properly when it is running

　　(1)Bearing wear

　　Bearing change

　　(2)The screen is not tightened

　　Tighten the screen

　　(3)Loose bolts for fixed bearings

　　Tighten the bolt

　　(4)Spring damage

　　Change spring