本发明涉及一种粉末松装密度及超声振实密度测定装置及测定方法,包括工作台、支撑装置、输料机构、承接机构、超声振动头、控制系统和刮平机构。所述输料机构固定在所述支撑装置上端；所述承接机构用于测量所承载粉末的质量,所述承接机构包含容量筒和质量传感器,所述承接机构位于所述输料机构正下方；所述控制系统控制输料机构及刮平机构的启动和停止；所述刮平机构包括滑动螺母和螺杆,螺杆的一侧连接在微型电机的输出轴上,滑动螺母上设有一立杆,立杆上连接一刮板；所述超声振动头固定于所述容量筒的两侧；本发明结构简单紧凑,将原有的天平功能集合在整个实验装置内,通过超声振动将粉末振实从而测得振实密度,通过控制系统自动控制整个测量过程,通过合理的结构设计克服现有的堆积密度测量存在的缺陷,提高检测精度,测定方便、精准度高、操作简单。

The invention relates to a powder bulk density and ultrasonic tap density measuring device and a measuring method, including a worktable, a supporting device, a conveying mechanism, a receiving mechanism, an ultrasonic vibration head, a control system and a leveling mechanism. The feeding mechanism is fixed at the upper end of the supporting device; the receiving mechanism is used to measure the quality of the powder carried, the receiving mechanism includes a volumetric cylinder and a quality sensor, and the receiving mechanism is located directly below the feeding mechanism; the control system controls the start and stop of the feeding mechanism and the leveling mechanism; the leveling mechanism includes a sliding nut and a screw, one side of the screw is connected to the output shaft of the micro motor, and a vertical rod is arranged on the sliding nut. A scraper is connected to the rod; the ultrasonic vibration head is fixed on both sides of the volume cylinder; the structure of the present invention is simple and compact, the original balance function is integrated in the entire experimental device, and the powder is vibrated by ultrasonic vibration to measure to obtain the tap density, the entire measurement process is automatically controlled through the control system, and the defects of the existing bulk density measurement are overcome through a reasonable structure design, and the detection accuracy is improved, the measurement is convenient, the accuracy is high, and the operation is simple.