Connecting device with adjustable posture

The utility model provides a posture-adjustable connecting device, which comprises a base, a dip angle adjusting plate, a mounting flange and a connecting plate, the dip angle adjusting plate is movably connected with the base through a rotating shaft, a first adjusting screw rod is screwed on the base, and the dip angle of the dip angle adjusting plate can be adjusted by adjusting the embedding depth of the first adjusting screw rod relative to the base; the mounting flange is rotationally and movably arranged in the dip angle adjusting plate, and the connecting plate is connected with the mounting flange, so that the dip angle of the connecting plate is consistent with that of the dip angle adjusting plate; a rotation angle adjusting mechanism is arranged on the peripheral side of the inclination angle adjusting plate, and the installation flange is driven to rotate through a second adjusting screw rod and a deflector rod to achieve adjustment of the rotation angle. According to the connecting device with t