Hole is cooled down with fixed subassembly to processing uide bushing

The utility model discloses a hole is cooled down with fixed subassembly to processing uide bushing, solid fixed cylinder including open -top, gu be equipped with a fixation clamp section of thick bamboo with the axle sleeve in the fixed cylinder, place the district gu form the uide bushing between fixed cylinder's inner wall and the fixation clamp section of thick bamboo outer wall, the degree ofdepth in district and the height dimensions phase -match of uide bushing are placed to the uide bushing, gu evenly be provided with the rubber clamping strip of vertical setting on fixed cylinder's inner wall and the fixation clamp section of thick bamboo outer wall along the circumferencial direction, gu be equipped with the nib of cooling down that is used for processing on fixed cylinder's thelateral wall, also be equipped with the nib of cooling down on the lateral wall of a fixation clamp section of thick bamboo, gu be equipped with spacing of a plurality of arcs on fixed cylinder's thetop surface, spacing and a