Three -dimensional sub - detection device of digital circuit that joins of rail

The utility model discloses a three -dimensional sub - detection device of digital circuit that joins of rail, comprises a workbench, the platform is placed in the wall installation on the workstation, place a pair of fixed plate of bench wall installation, place the bench wall and be located the first mounting bracket of a pair of fixed plate rear installation, the wall is opened under the firstmounting bracket has the standing groove, installation cylinder mount pad in the standing groove, the decurrent first pneumatic cylinder of the flexible end of installation in the cylinder mount pad,the flexible end erection joint board of first pneumatic cylinder, connecting plate both sides wall is opened there is first cylinder mounting groove, the installation is flexible in the first cylinder mounting groove holds to the second pneumatic cylinder of horizontal direction, the flexible end installation splint of second pneumatic cylinder. The utility model discloses on putting into this device with the sample rail,