Clamp

The utility model relates to the field of tools. The utility model provides a clamp which is used for clamping a pipe fitting and comprises a left clamping assembly and a right clamping assembly arranged in a mirror image mode with the left clamping assembly. The driving part is used for driving the left clamping assembly and the right clamping assembly to move oppositely; wherein the left clamping assembly comprises a clamping part and a fixing part connected to the executing end of the driving part, a pin column is connected to the lower surface of the clamping part, a containing hole is formed in the upper surface of the fixing part, and the pin column is inserted into the containing hole; and the abutting piece is arranged on the outer wall face of the fixing part, and the free end of the abutting piece abuts against the peripheral wall of the pin column. 本实用新型设计工装领域。本申请提供的一种夹具，用于夹持管件，包括：左夹持组件及与所述左夹持组件镜像设置的右夹持组件；驱动件，所述驱动件用于驱动所述左夹持组件和右夹持组件相向运动；其中，所述左夹持组件包括夹持部及连接于所述驱动件执行端的固定部，所述夹持部的下表面连接有销柱，所述固定部的上表面开设有容置孔，