摘要 |
A multiple spindle automatic screw machine wherein in order to work small-diameter and relatively lengthy rods with high accuracy, the rods to be worked are supported by guide bushes incorporated integral with working tools into tool brackets in a working position with a tooling column held close to a spindle column, the tooling column being provided with a working tool drive mechanism for allowing the working tools to effect their working operation, the working tools each being provided with a working tool adjusting mechanism. |