When it comes to the bulk production of goods, automation is the only sensible manner in which to proceed. Most contemporary factories tend to rely on CNC — Computer Numeric Controlled — machines to perform this service. A traditional lathe, mill, or grinder are all ideal in the dexterous crafting of goods, but in the traditional sense, must be manually operated and guided through each step, incurring huge losses in the form of high workforce and time requirements. Even simple things like drilling holes require several steps and careful attention, or high skill levels.
Now, anyone can design the object to be crafted through user-friendly CAD (computer-aided design) programs. Every aspect of the object through three dimensions can be defined right down to fine levels. Following the design, the instructions that are extracted are fed into the CNC machine.
Modern CNC machines can perform a wide range of processes, including and not limited to welding, flame and plasma cutting, laser cutting. However, being blind to results, the machine must be constantly attuned and calibrated with respect to position, and accuracy itself is highly reliant on the kind of motors being used. A trial run is usually called for to make sure the tools, process, and everything is in order.
Besides the obvious boost in speed and reduced labor requirements, especially when it comes to bulk production, CNC machines are favored over manual machines because of how the goods produced can be intricate and complex, in a way that is often impossible with manual machining. Mishaps owing to human error and fallibility can be eliminated completely, and any relatively unskilled person can participate fully and satisfactorily design any good without having to consult experts.