本发明公开一种用于铝合金车身的夹持工装，包括固定座、活动座、卡持件以及传动机构，所述固定座用于伸入至待测孔段内，所述活动座沿上下向活动安装在所述固定座的下方，卡持件沿横向可伸缩地安装在所述固定座的一侧部上，传动机构设于所述固定座，所述传动机构连接所述活动座和所述卡持件，以将所述活动座的沿上下向活动转换为所述卡持件的沿横向伸缩。本发明公开的一种用于铝合金车身的夹持工装，相对于现有技术，可以直观的观察夹持状态，夹持效果好，结构简单，操作方便。

The invention discloses a clamping tool for an aluminum alloy car body, which comprises a fixed seat, a movable seat, a clamping part and a transmission mechanism. It is movably installed below the fixed seat, the clamping member is telescopically installed on one side of the fixed seat along the transverse direction, the transmission mechanism is arranged on the fixed seat, and the transmission mechanism connects the movable seat and The clamping member converts the vertical movement of the movable seat into the horizontal expansion and contraction of the clamping member. Compared with the prior art, the clamping tool disclosed by the present invention can be used to observe the clamping state intuitively, the clamping effect is good, the structure is simple, and the operation is convenient.