Testboard and fixing device thereof

The utility model provides a testboard and fixing device thereof, the testboard is including being used for placing the supporting device who is the piece platform, fixing device includes: the mobiledevice, the vacuum adsorption device is located on the mobile device, connecting device, respectively with vacuum adsorption device, supporting device mechanical connection, the vacuum tube, with vacuum adsorption device mechanical connection for when the vacuum tube communicates with peripheral hardware vacuum source, the order the vacuum adsorption device holds the mobile device is with fixed supporting device to and in the disconnection of vacuum tube and peripheral hardware vacuum source and when communicate with the atmosphere, make the vacuum adsorption device with the restriction is notgone in the mobile device separation supporting device removes. 本实用新型提出种测试台及其固定装置，所述测试台包括用于放置呈片台的承托装置，所述固定装置包括：移动装置；真空吸附装置，设于所述移动装置上；连接装置，分别与所述真空吸附装置、承托装置机械连接；真空管，与所述真空吸附装置机械连接，用于在真空管与外设真空源连通时，令所述真空吸附装置吸住所述移动装置，以固定所述承托装置，以及在真