Torch Table Specifications

General

• Consists largely of off-shelf components and stock steel profiles for structure
• Materials cost of $1500
• 1/16" accuracy over 8 feet
• 1/50" resolution
• 30 pounds of force on x and y axis
• Single side drive
• Simplest possible design for fabrication optimization

Images

X Axis Detail

Note a 1 1/4 inch square cold-rolled rail, to which a gear rack is attached. A small angle holds the roller cam on top of the cold-rolled rail.

Gear rack is attached to cold rolled rail. Spring tensioning of stepper motor plate is used. Stepper motor plate is attached to the gantry through a bearing to allow rotation, for spring tensioning .