K40 Laser Cutter Adjustable Height Bed

Adjustable height holder for a 300x200mm honeycomb bed.This is intended to be used in a K40 laser cutter to provide an adjustable work bench Required Items300 x 200mm laser cutter honeycomb bed5x 100mm M8 threaded rod4x 608ZZ bearings8x M8 nuts8x M8 square nuts or half height locking nuts2x M8 nylock locking nuts8x M8 washers4x GT2 drive pulleys with 8mm center2x GT2 idler wheels with 3mm center1x GT2 6mm timing belt 1250mm2x M3 bolts 20mm4x M3 washers2x M3 nylock nuts19mm x 19mm x 1.6mm aluminium square tubing2x 300mm length2x 200mm length2x 280mm length2x 180mm lengthAssembly Instructions Use the two 280 and 180mm tubes to form the upper frame along with the corner pieces with the longer arms and an m8 nut hole facing downwards, and the 300 and 200mm tubes to form the base with the four bottom corners that have a bearing hole facing upwards. The four threaded rods have a square locking nut at the bottom, a washer, a bearing, a GT2 gear, then an M8 nut, tighten the nuts at both ends a