A novel reinforcing bar hoop bending design scheme is proposed to improve the automatic bending precision and efficiency of reinforcing bars by the introducing of profiling shaping method.Corrernsponding mathematical models are established based on the theory of elastic-plastic deformation, giving the function relationship of the bending force, bending hoop wheel torque and power with steel bars bending angle in the process of steel bars bending to deduce calculating formulas of system7 s bending moments.Each parameter of the system is analyzed in detail and the methods identifying each parameter are presented.%为有效提高钢筋自动弯曲成形精度和效率,引入靠模成型设计方法,提出了一种新型的箍筋模钢筋弯箍设计方案.基于弹塑性变形理论,建立了钢筋弯曲过程中弯箍转盘转角与钢筋弯曲成形角度之间的数模方程,推导了钢筋弯曲过程中弯曲力以及弯箍转盘的转矩和功率与钢筋弯曲角度的函数关系式,并详细分析了它们随弯曲角度的变化规律,较为详细的研究分析了系统的各个参数,提出了确定各系统参数的方法.结果表明,该机构设计合理,满足使用要求,便于实现自动控制.
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