A interior cold subassembly for machine tool accessory

The utility model provides an interior cold subassembly for machine tool accessory, include: machine tool accessory, interior cold coupling hose, cylinder body and interior cryoprobe utensil, machinetool accessory includes: the rotation axis, the rotation axis along the horizontal direction set up in machine tool accessory's inside, just the tail end of rotation axis extends to machine tool accessory outside with the cylinder body links to each other, the middle part of rotation axis is equipped with along the through -hole of axial setting, the tail end of rotation axis radially be equippedwith two with the water injection hole that the through -hole is linked together, interior cold coupling hose one end with the apopore of lathe main shaft links to each other, the other end with the cylinder body is linked together, makes to follow the apopore exhaust cutting fluid of lathe main shaft gets into in the water injection hole. The utility model discloses a cold function in machine tool accessory increases, acc