Linear module with a support device

A linear module with a support device comprising:

• a base;
• two pivot seats fixed on the base in a spaced apart manner;
• a screw disposed between the two pivot seats;
• at least one rail fixed to the base and located at one side of the screw;
• a movable platform sleeved onto the screw and movable along the rail;
• two support members sleeved onto the screw and movable along the rail, and located at two opposite ends of the movable platform;
• a wheel rotatably disposed on the movable platform and including at least one first wheel portion, and a second wheel portion with a diameter smaller than a diameter of the first wheel portion;
• a connecting member including two connecting ends fixed to the support members, and a connecting bottom surface which comes into contact with and is driven to move by the second wheel portion;
• and
• a cover including two cover ends fixed to the two pivot seats, and a cover bottom surface which comes into contact with the first wheel portion.