Circuit board bending performance testing device and method thereof

The invention discloses a circuit board bending performance testing device and method, and relates to the technical field of circuit board testing. According to the circuit board bending performance testing device and method, the circuit board body can be conveniently clamped and fixed in the middle, electronic elements and the like on the circuit board body can be avoided, it is guaranteed that the circuit board body is pressed, damage can be avoided, the clamping effect is guaranteed, and then the subsequent testing effect is guaranteed; the bending and twisting performance of the circuit board body can be conveniently tested, the test device does not need to be replaced, the bending performance of the circuit board body can be more conveniently and quickly tested, and the test efficiency is improved; according to the invention, the visual sensor is arranged on the surface of the circuit board body, so that abnormal conditions such as cracks and cracks on the surface of the circuit board body can be conveni