Although he certainly achieves that, more or less, automating the classic toy is just the hook for a thorough lesson in CNC machine building ... like how relays work and why you might need to ...

Fresh virgin materials are often easier to work ... axis CNC router with one axis wrapped into a cylinder. The pipe is slipped around a sacrificial mandrel and loaded into the machine, where ...

Above: An adaptable CNC work-holding fixture utilizing ferrofluid and a magnetic array to hold a thin-walled part for precision machining. One challenge facing the manufacturing industry is the time ...