Swing/sliding door device for vehicle

A swing and sliding door apparatus provided at a lateral side of a chassis cab of a vehicle to selectively swing or slide and configured to open or close an opening formed in the chassis cab, the swing and sliding door apparatus comprising:

• a first door hingedly and rotatably connected to a cab frame provided on a first side portion of the chassis cab, the first door being connected to be slidable along sliding rails provided on upper and lower portions of the chassis cab;
• a second door hingedly and rotatably connected to a cab frame provided on a second side portion of the chassis cab, the second door being connected to be slidable along sliding rails provided on the upper and lower portions of the chassis cab;
• door strikers provided on door frames provided at positions corresponding to the cab frames;
• door latches provided at positions corresponding to the door strikers and provided on the first and second doors, the door latches being coupled to or decoupled from the door strikers;
• door arm sliding assemblies provided on the upper or lower portion of the chassis cab and configured to be coupled to or decoupled from the first and second doors, the door arm sliding assemblies being provided to be slidable along the sliding rails;
• and
• door fixing bars configured to move in a longitudinal direction of a vehicle body so that the first and second doors are fixed to or released from the door arm sliding assemblies,
• wherein each cab frame includes a door hinge connected to a corresponding door frame, and
• wherein each door frame hingedly rotates relative to a corresponding cab frame by the door hinge.