Ultrasonic knife clamping force testing device and testing system thereof

The utility model relates to the technical field of medical instruments, and particularly discloses an ultrasonic knife clamping force testing device and a testing system thereof, comprising a clamping force testing tool and a strain gauge, the clamping force testing tool is provided with an upper part structure and a lower part structure; the upper structure is provided with a fixing part and a deformable cantilever beam, and a tong head placing position is arranged in the middle of the tilting end of the cantilever beam; the lower structure is provided with a supporting base, and the supporting base is provided with a tool nose placing position along the lower portion of the tong head placing position. The first group of strain gauges is arranged along the middle part of the tail end of the cantilever beam, and the second group of strain gauges is arranged along the top end of the fixed part. The strain gauges are electrically connected with the data processing module and used for transmitting and convertin