Tool magazine apparatus

A tool magazine apparatus comprising:

• a tool magazine in which a plurality of tool racks are arranged, each tool rack being configured to store tools in a direction orthogonal to an axial direction of a tool in a row;
• a tool transfer device configured to transfer a tool inside the tool magazine to a required position;
• and a tool replacement device configured to replace an old tool inside the tool magazine with a new tool outside the tool magazine, wherein
• the tool replacement device includes a fixed frame installed in an opening portion provided at a predetermined position of the tool magazine, a swivel frame disposed inside the fixed frame so as to be rotatable about a swivel axis extending in a vertical direction, and a tool replacement rack fixed to the swivel frame, and
• the swivel frame is rotated to a deliverable position at which the tool replacement rack is parallel to the tool rack inside the tool magazine to enable a tool to be delivered between the tool replacement rack and the tool transfer device, and to a replaceable position at which the tool replacement rack is located outside the tool magazine to enable replacement of old and new tools.