BRECOtimingbelttimingbelttimingbeltpulleysdrivefeatures:1)PUtimingbelttimingbeltwheeldrive,pilotgeartran***ission,thevalueforhelicalgears,cannotbeusedforspurgears.2)therelativeradiusofcurvaturethantheinvolutecontactstrengththantheinvolute.3)thesensitivityofthecenterdistancechangesinvolute.Cuttingdepthrequirementsforhigherprocessingdoesnotallowradialdeformationcutting,andcarefulcontroloftheassemblyerror.BRECO同步带PU同步带同步带轮传动的特点介绍BRECO同步带PU同步带同步带轮传动的特点：1)PU同步带同步带轮传动试点啮合传动，值适用于斜齿轮，不能用于直齿轮。2)相对曲率半径比渐开线大，接触强度比渐开线高。3)对中心距变动的敏***比渐开线大。加工时，对切齿深度要求较高，不允许径向变位切削，并严格控制装配误差。)