Car rear seat back skeleton angle adjustment mechanism

The utility model relates to a car rear seat back skeleton angle adjustment mechanism belongs to the automobile parts field. An automobile body left side, right side linking bridge, motor assembly fixed bolster respectively with vehicle body floor fixed connection, the motor assembly is connected with screw welding stent, drive screw welding stent reciprocating motion, screw welding stent passes through connecting axle welding stent and is connected with the connecting axle, screw welding stent drives connecting axle welding stent makes the connecting axle produce rotary motion, the both endsof connecting axle are connected with the connecting rod through epaxial welding side link respectively, drive connecting rod produces rotary motion, the connecting rod is through pipe frame welding stent and backrest pipe frame fixed connection, drive the backrest pipe frame around an automobile body left side, rotary motion is to right side linking bridge's rotation axis. The advantage lies in:the design is novel, simpl