Longhorn beetle oviposition nidus collecting device

The invention discloses a longhorn beetle oviposition nidus collecting device. The device comprises a placement frame and a bolt cap plate, a branch frame is connected to the middle of the interior ofthe placement frame, a branch pressing frame is arranged at the top end of the branch frame, a connecting plate is installed at the top of the branch pressing frame, a main frame is arranged at a topend of the connecting plate, and a protection plate is fixed to a top end of the main frame; an adjusting frame is connected to a top end of the protection plate, a laser edge fixing frame is arranged in the middle of the adjusting frame, a clamping column is installed at the top end of the laser edge fixing frame, a sliding chute plate is arranged in the middle of the bottom of the laser edge fixing frame, supporting frames are fixed to two sides of the sliding chute plate, and a support plate is connected to a bottom end of the laser edge fixing frame. According to the longhorn beetle oviposition nidus collecting de