The utility model discloses a batch pine clamp device of dial plate work piece is uploaded to assembly line for the batch pine of being carried the work piece of dial plate clamping on the assembly line is pressed from both sides, the device is including lift cylinder, flat push cylinder, roof, link mechanism, ejector pad, position detector and industry control PLC, link mechanism is parallelogram link, and the connecting rod links to each other with the flat push cylinder and by its drive, on link mechanism is located to the ejector pad, on flat push cylinder and link mechanism all locate the roof, roof connection to the cylinder that goes up and down, vertical lift under the drive of lift cylinder, position detector links to each other with industry control PLC, industry control PLC still is connected to the lift cylinder and the flat push cylinder is controlled it, when the assembly line transmits to this device with year dial plate clamping work piece, link mechanism is under the drive of lift cylinder and flat push cylinder to the last fixed ejector pad of link mechanism carries out the batch pine to the clamp splice that carries the dial plate and presss from both sides the operation. The utility model provides efficiency is pressed from both sides to loosening of work piece on having risen the bosch assembly line.