Hydraulic hose insertion depth marking device

The utility model discloses a hydraulic hose insertion depth marking device, and relates to the technical field of hydraulic pipe installation. The device comprises a mounting bracket and a mounting plate, the upper end of the mounting bracket is fixedly connected with a fixing shaft through a first fixing screw; the tail end of the fixing shaft is rotationally connected with a rotary bearing sleeve, the right end of the rotary bearing sleeve is fixedly connected with an installation plate, the right side face of the installation plate is evenly connected with marking spacer sleeves, hose insertion depth observation holes are formed in the ends, close to the installation plate, of the marking spacer sleeves, and hose insertion core molds are fixedly connected into the marking spacer sleeves. According to the utility model, the plurality of scribing spacer sleeves are arranged on the mounting plate; the insertion depth of the hose and the hose connector can be controlled when the hose is connected with the hos