A track type supporting mechanism for supporting at least one machine is disclosed in the present invention. The track type supporting mechanism includes a base, at least one linear guideway disposed on the base, at least one sliding block slidably disposed on the at least one linear guideway, and at least one supporting platform disposed on the at least one sliding block for supporting the at least one machine, so that the at least one machine slides relative to the base via the at least one linear guideway and the at least one sliding block.