自动换刀装置

zì dòng huàn dāo zhuāng zhì

automatic tool changer (ATC)

(bound form) self; oneself

dòng

(of sth) to move

huàn

to exchange

dāo

knife; blade; single-edged sword; cutlass (CL:把[ba3])

zhuāng

adornment

zhì

to install