Variable pump oil outlet connecting pipe assembling device

The utility model discloses a variable pump oil outlet connecting pipe assembling device which comprises a base, a supporting frame and an air pump, the supporting frame is fixedly installed on one side of the upper portion of the base, the air pump is fixedly installed at the upper end of the supporting frame, and a plurality of sliding plates are installed on the base in a sliding mode and arranged in parallel. A plurality of positioning telescopic rod pieces used for supporting the variable pump are installed on the sliding plate, and a fastening mechanism used for fixing the sliding plate is installed on the front side of the supporting frame. The sliding plates are arranged on the base in a sliding mode, the positioning telescopic rod pieces used for positioning and supporting the variable pumps are installed on the sliding plates, and the positions of the sliding plates can be adjusted, so that the variable pumps of different sizes can be supported and positioned, and applicability is improved; the heig