Deflection instrument capable of being quickly disassembled and assembled

The utility model discloses a deflection instrument capable of being quickly assembled and disassembled, which comprises a detection base, a first bearing seat, a second bearing seat, a telescopic driving assembly, a lifting driving assembly and a detector, a linear guide rail is arranged on the upper surface of the detection base along the length direction of the detection base, and the first bearing seat is fixedly arranged at one end of the linear guide rail; the second bearing seat is arranged on the linear guide rail in a relatively sliding mode, a first tip is rotationally arranged in the first bearing seat, a second tip is rotationally arranged in the second bearing seat, and a driving motor is arranged on the lower portion of the second bearing seat and connected with the first tip through a transmission belt. According to the deflection instrument provided by the utility model, parts can be quickly disassembled and assembled, the automation degree is relatively high, and compared with the prior art,