|5919015||Mechanical drive for a blind spline broaching machine|
A mechanical drive linkage for a blind spline broaching machine wherein a rotary motion provided by a servo driven helical ball or roller screw is converted to a linear reciprocal motion of a ram through the use of a kite link and a pivot link that as a p...
|4477215||Broaching machine safety|
An automatic machine tool having a tool holder for moving a plurality of tools into working relation to a plurality of work parts, and mechanically actuated means effective to terminate machine operation if any one tool is missing from the tool holder....
|4260305||Device for preventing tool breakage in tool machines|
An accessory for tool machines is provided comprising a tool holder isolatedly carried on bar springs to effect a floating mount. The holder yields in response to selective load stress during cutting and is restricted to a linear force path to relieve str...