Radio-controlled seed planter

A radio-controlled seed planter comprising:

• a radio-controlled (RC) truck including a remote control module to cause the RC truck to be controlled remotely by a radio control unit;
• and
• a seeding unit coupled and installed in the RC truck to perform seeding work;
• wherein the RC truck comprises:
• a main frame;
• a subframe formed to be spaced apart from the main frame;
• an engine installed on the main frame;
• a battery installed on the subframe, the battery being charged by power of the engine;
• driving units disposed on front and rear sides on both sides of the subframe, respectively, to drive wheels with electric power of the battery so as to produce driving power;
• and
• damper units installed between the main frame and the subframe to dampen impact;
• wherein the damper unit comprises:
• a damping rod protruding vertically upward from a top surface of the main frame and having an engagement ledge formed on a top end thereof;
• a guide bushing provided to the subframe in such a manner that the damping rod penetrates through the guide bushing;
• and
• a spring mounted between the engagement ledge formed on the top end of the damping rod and an upper end of the guide bushing to support a load to be applied to the main frame and to dampen vibration of the main frame when the RC truck travels.