Cnc technologies offers magpro brand auto tool changer [atc] manufactured by ganghao machinery co ltd, taiwan. This can be retrofitted for c-frame structure vertical machining centres [vmc] with different supporting brackets. These atcs are available in different models for carrousel type and arm type .The typical toll - to-tool change time for carrousel type is 4 sec and for arm type is 2 see. The tool changer supports # 40 and # 50 taper tool holders. The typical tool weight for # 40 taper for carrousel type is 6 kg and for arm type is 8 kg. Maximum tool weight for # 50 taper is 20 kg. Tool disc rotation is driven by 1:1 ratio gear set. The transmission is effectively reached without any loss of motion. Transmission gear set consists of two sets of spur gears. The one-piece-formed tool-changing arm also features high strength and high accuracy. High-precision aluminium alloy tool discs are lightweight, decreasing the deformation rate of the columns on the machine. Tool pocket up/down cylinder combined with transmission spur gear enhances the capacity of heavy loading.
