Device for testing scratch and wear of inner wall of pipeline in pipe cleaning process

The invention discloses a pipeline inner wall scratch wear testing device in a pipe cleaning process, which comprises an arc-shaped pipeline test piece, a base, a fixing assembly, a testing assembly and a moving assembly, and is characterized in that the fixing assembly is fixedly connected with the base, and the arc-shaped pipeline test piece is connected with the fixing assembly; the test assembly is attached to the inner side surface of the arc-shaped pipeline test piece; the moving assembly is fixedly connected with the base, and the moving end of the moving assembly is fixedly connected with the testing assembly and drives the testing assembly to reciprocate along the center line of the arc-shaped pipeline test piece; according to the device, the arc-shaped pipeline test piece is arranged and fixed, and then the test assembly is moved on the arc-shaped pipeline test piece through the moving assembly to simulate the work of the pipe cleaner, so that the abrasion condition of the oil and gas pipeline when