Anti-shaking limiting tool for mechanical precision machining

The anti-shaking limiting tool for mechanical precision machining comprises a machining table, a linear groove is formed in the center line of the upper end face of the machining table, arc-shaped grooves are symmetrically formed in the two sides of the linear groove, movable tables are symmetrically installed in the linear groove, and a driving assembly for moving the movable tables is installed at the lower end of the machining table. A main pressing frame is slidably mounted in the middle of the movable table, an air cylinder for driving the main pressing frame to move is fixedly mounted on the upper end face of the movable table, a movable seat is mounted in the arc-shaped groove, an auxiliary pressing frame is slidably mounted in the movable seat, and a locking bolt for fixing the auxiliary pressing frame is mounted on the upper end face of the movable seat. According to the device, the purpose of conveniently clamping and fixing a workpiece from different angles is achieved, the workpiece is more stable