The invention discloses a slide touch type phase position indication device. The slide touch type phase position indication device comprises a plate cover, a clamping block and a slide crown, wherein a window-shaped hole for the journal of a crank to penetrate through is formed in the plate cover, a flat key matched with a key groove of the crank is arranged over the window-shaped hole, a guide groove is formed in the portion, located on the lower side of the window-shaped hole, of the plate cover, a slide groove is formed in the top end of the disc plate, a V-shaped groove is formed in the upper end of the clamping block, the clamping block is arranged in the guide groove in a telescopic mode, the clamping block is used for holding the crank in the window-shaped hole, a scale groove is formed in the top wall of the slide crown, scale marks are distributed on the two sides of the scale groove, the slide crown is arranged in the slide groove in a vertically-slidable mode, and the vertical central lines of the flat key, the V-shaped groove and the scale groove are located in the same central face. The slide touch type phase position indication device is small in phase position indication distortion and high in resolution accuracy.