全自动维卡仪原理及关键技术

对现有的手动式维卡仪和自动维卡仪的工作原理和性能特点进行了对比分析，指出了其存在的缺陷和急需解决的问题。在此基础上，采用机电一体化技术和现代传感技术，研制开发了一种能完全满足水泥凝结时间测定国家标准、操作方便、测试精度高、测试结果能自动分析计算的全自动维卡仪。介绍了所研制的全自动维卡仪的工作原理、性能特点、技术关键以及应用前景。

Principle and Key Technology of Full Automatic Vicat Apparatus

In this paper the working principle and performance character of both the manual and automatic Vicat apparatuses in existence are compared and analyzed,and their existing weakness and the urgent problem to be solved are pointed out.On this basis,adopting the technology of mechatronics and modern sensors,a new sort of full automatic Vicat apparatus that can fully satisfy the national standard in testing the setting time of the cement has been developed.This apparatus can be operated expediently with high precision,the test results are to be analyzed and computed automatically.This paper presents the working principle,performance character,key technology and prospect of application for the full automatic Vicat apparatus.