Bearing block turning technology and tool clamp thereof

The invention relates to the technical field of machining, in particular to a bearing block turning technology and a tool clamp thereof. The invention discloses the bearing block turning technology, and the turning technology comprises the following steps that a bearing block inner hole and a bearing inner mounting end face which are formed in one end of a bearing block are machined by turning; and then the bearing block is clamped and positioned on a lathe, then turning machining is carried out, and the reference of clamping and positioning is the bearing inner circle and the bearing inner mounting end face after the turning is carried out. The invention further discloses the tool clamp, the tool clamp comprises a positioning base and a tight clamping device, wherein the positioning baseis used for aligning the tool clamp with the bearing block inner hole and the bearing inner mounting end face, and the tight clamping device is used for tightly compressing the positioning base and the bearing inner mounting