Starting motor brake durability test apparatus

The utility model discloses a brake durability testing device for a starter motor, comprising a brake bracket, a ratchet shaft, a brake gear meshed with a drive gear of the starter motor to be tested, a brake ratchet, a brake pawl and a drive system for controlling the brake pawl to touch or disconnect the brake ratchet. The ratchet shaft is fixed on the brake bracket; the brake ratchet is integrally connected with the brake gear and arranged on the ratchet shaft through a bearing; the brake pawl is dynamically connected with the drive system. The starter motor brake durability testing device of the utility model can substitute for starter motor comprehensive performance testing equipment to carry out the durability test of the starter motor and has the advantages of simple structure and low manufacturing and maintenance cost, which reduces the production cost and improves the testing efficiency.