The utility model relates to the technical field of roller
engraving machine accessories, in particular to an end supporting device for
engraving of a roller
engraving machine, which comprises a base, a connecting
pipe, a supporting knob, an adjusting device and a limiting device, the connecting
pipe is fixedly arranged on the upper surface of the base, the supporting knob is arranged outside the connecting
pipe, and the adjusting device is arranged on the connecting pipe. The adjusting device is arranged on the inner side of the top of the connecting pipe in a clamped mode, the limiting device is arranged on the outer side of the top of the adjusting device, and the adjusting device comprises a telescopic rod, a clamping strip, a supporting ring, a mounting base, a supporting rod and a supporting wheel. The bottom of the clamped
knurling roller is effectively supported, so that the pressure on the three-jaw chuck is reduced, the
knurling roller is prevented from falling to affect the
machining quality, the supporting height of the supporting device can be adjusted according to the
diameter of a roller body, the opening angle of the supporting wheel is adjusted according to the
diameter of the roller body, and the contact effect and the supporting effect are guaranteed.