2.5-degree bending resistance test tool for epoxy coating

The utility model relates to the technical field of bending resistance detection of a steel-plastic conversion epoxy coating, in particular to a 2.5-degree bending resistance test tool for an epoxy coating, which enables a test piece to be fixed more conveniently, is more convenient to operate, effectively improves the test efficiency of the test piece and reduces the use limitation. Comprising a lower pressing plate, two sets of sliding shaft sleeves, an upper pressing plate, two sets of supporting seats and a bending mandrel, the two sets of sliding shaft sleeves are symmetrically and fixedly installed at the top end of the lower pressing plate, the two sets of sliding shaft sleeves are each sleeved with a reset spring, and the bottom ends and the top ends of the two sets of reset springs are connected with the top end of the lower pressing plate and the bottom end of the upper pressing plate correspondingly; the two sets of supporting seats are fixedly installed at the top end of the lower pressing plate i