Circuit board voltage testing device and method for testing voltage of circuit board

The invention discloses a circuit board voltage testing device and method, and the device comprises a free positioning module which comprises a plurality of testing modules which are arranged in a first direction and can move, the testing modules comprise a plurality of sub-testing modules which are arranged in a second direction and can move, the second direction is perpendicular to the first direction, and the first direction is perpendicular to the second direction; the sub-test module comprises at least one test probe capable of moving along a first direction; and the ADU test control module is electrically connected with the free positioning module and is used for collecting the voltage of the test point through the test probe. In this way, the adaptability of the circuit board voltage testing device can be improved. 本申请公开了一种电路板电压测试装置及测试电路板电压的方法，包括：自由定位模块，包括沿第一方向排列且可移动的多个测试模块，测试模块包括沿第二方向排列且可移动的多个子测试模块，第二方向垂直于第一方向，子测试模块包括至少一个可沿第一方向移动的测试探针；ADU测试控制模块，与自由定位模块电连接，并用于通过测试探针采集测试点的电压。通过上述方式，本申请能够提高电路板电压测试装置的适配性。