【摘要】 针对传统的杠杆式力标准机,其自动化程度低、可靠性差、操作不便等局限性,提出了一种基于虚拟仪器技术的自动控制系统。分析了杠杆式力标准机的机械结构、工作原理和控制要求,并详细阐述了控制系统硬件结构的组成及软件实现流程。试验结果表明该控制系统可以实现力标准机力值计量的自动化,提高检定数据的准确性和降低操作人员的劳动强度,可推广应用于其它力标准机以及试验机的自动控制。更多还原

【Abstract】 Aiming at the limitations of traditional lever type force standard machines,i.e.,low level of automation,poor reliability and inconvenience in operation,an automatic control system based on virtual instrument technology is proposed.The mechanical structure,operational principle and control requirements of lever type force standard machine are analyzed and the hardware structure of control system and software implementing flowchart are expounded in detail.The results of test indicate that the control system is able to implement automation of force measurement for force standard machine,it enhances the precision of calibrated data and reduces the labor intensity of operators;it can be also applied in automatic control for other force standard machines and testers.更多还原