| 摘要 |
An automatic door driving device for an automatic pallet changer is provided to open/close two doors through one cylinder by using a first link unit mounted at the end of a piston rod and second and third link units interlocked with the first link unit. An automatic door driving device for an automatic pallet changer includes a cylinder(2) arranged on an automatic door(1) of a tool machine; a piston rod arranged in the cylinder; a first link unit(3), one end of which is coupled to one side of the piston rod through a first joint member; a second link unit(4a,4b), one end of which is coupled to the other end of the first link unit through a second joint member; a third link unit(5a,5b), one end of which is coupled to the other end of the second link unit through a third joint member; and a guide(11) arranged beneath the second joint member. |
