Bed frame fix,anet A8, Prusa I3

i have an acrylic bed frame and it is a pain, it will bend when it get hot and mess with the level, to make things worst the frame warp so much than it will touch the frame of the printer.
i have tried making new holes for add an extra bearing to fix it and at same time make an stable bed, but i mess up and make the holes in the wrong plase for less than one MM causing pression on the bearing and the bed frame.
without any other option i have to print my way out. so i designed a long bearing c