Towing device of automatic guided vehicle and automatic guided vehicle having the same

A towing device of an automatic guided vehicle, the towing device mounted on the automatic guided vehicle for towing a cart, the towing device comprising:

• a hook member that is engageable with a cart and is configured to be engaged with the cart in an elastically biased state at least when towing the cart;
• and
• a driving device for driving the hook member, the driving device including:
• a motor having a rotating shaft;
• a moving member that reciprocates in a vertical direction based on a rotating motion of the rotating shaft;
• and
• a spring member for biasing the moving member vertically upward,
• the spring member is capable of applying a spring force to the hook member through the moving member,
• the hook member is configured to enter either an engageable state in which the hook member is capable of engaging with the cart based on a reciprocating motion in the vertical direction of the moving member or a non-engageable state in which the hook member is not engaged with the cart, the hook member is integral with the moving member and reciprocates in the vertical direction as the moving member reciprocates in the vertical direction, and
• the hook member is configured to be engaged with the cart with the hook member being biased with the spring force when the hook member is in the engageable state.