Door thin-wall part side face machining clamp

The invention discloses a door thin-wall part side face machining clamp. The clamp comprises a guide rail, wherein a fixing clamping plate, a movable clamping plate, a first mounting end plate, a supporting plate and a second mounting end plate are sequentially arranged on the guide rail and can slide on the guide rail, a lockable shifting device is arranged between the supporting plate and the guide rail, a connecting rod and a pedal which are used for coarse adjustment are arranged between the movable clamping plate and the second mounting end plate, the pedal connecting rod is connected with the pedal through a hinge pin, a threaded push rod used for fine adjustment is arranged between the supporting plate and the second mounting end plate, a support rod is included, the two ends of thesupport rod are fixed to the first mounting end plate and the second mounting end plate correspondingly, the support rod penetrates through the supporting plate, a cam and a cam shifting rod mechanism are arranged on one sid