齿轴自动双啮合测量仪的研制

发布时间：2018-07-18 17:05

【摘要】：齿轮双啮合测量是一种简单的、被广泛使用的、能够满足生产现场快速进行检测的齿轮测量技术。然而对于变速器的齿轴零件,因其有多个齿轮需要同时测量,国内外没有现成的自动双啮合测量仪器可以直接采用。而自行研制齿轴自动双啮合测量仪器,是较为可行的一种解决方案。本文以开发齿轴自动双啮合测量仪立项项目为契机,系统研究齿轮双啮合测量的基本原理和相关实现技术,并开发出具有自主知识产权、符合测量工艺要求的齿轴自动双啮合测量仪,主要研究内容如下:1.完成齿轴自动双啮合测量仪的总体设计和主要机械系统设计。结合被测齿轴零件工艺要求,确定齿轴自动双啮合测量仪的关键静态特性指标和工作带宽;确定了可换型测量仪器逻辑结构;并根据仪器测量带宽,分析并确定了测量齿轮滑座机构的弹簧参数,然后完成仪器的机械部件设计。2.完成齿轴自动双啮合测量仪测控系统设计。分析仪器测控系统的基本要求,确定了仪器测控系统。研究并确定了采用脉冲位置控制策略控制齿轴驱动伺服电机,提出了了基于数据采集的可编程控制器(PLC)触发控制技术;根据测量系统要求,确定了电感式位移传感器的型号,并设计了相应的信号调理及数据采集系统。3.完成齿轴自动双啮合测量仪测量软件开发。定义了软件的基本功能,确定软件环境;进行了软件的系统设计,包括数据流程分析、数据库结构等。以流程图的方法整理了软件的关键的计算和标定数据处理方法,并完成软件程序设计。4.对齿轴自动双啮合测量仪开展了实验研究。包括静态几何精度检验,及测量系统线性精度检验、伺服电机对测量系统的影响检查。并在仪器上对标准齿轴进行测量,获得测量重复性能力指数。此外,还将本文仪器对工件的测量结果与其他仪器测量结果进行对比,以验证本仪器测量准确性。基于以上研究内容,最终完成了符合工艺要求的齿轴自动双啮合测量仪。实验结果表明,本文研制的齿轴双啮合自动测量仪各项精度指标和功能均达到了设计要求,并且在平均M值测量方面,有很好的重复性精度和准确性。
[Abstract]:Gear double meshing measurement is a simple and widely used gear measurement technology which can meet the needs of rapid detection in production site. However, for the gear shaft parts of transmission, there are many gears need to be measured simultaneously, so there are no ready-made automatic double meshing measuring instruments to be used directly at home and abroad. It is a feasible solution to develop self-developed automatic double-meshing measuring instrument for tooth shaft. In this paper, based on the project of developing automatic double meshing measuring instrument for gear shaft, the basic principle and related realization technology of gear double meshing measurement are systematically studied, and the independent intellectual property right is developed. The automatic double meshing measuring instrument of tooth shaft meets the requirement of measuring technology. The main research contents are as follows: 1. Complete the overall design of the gear shaft automatic double meshing measuring instrument and the main mechanical system design. The key static characteristic index and working bandwidth of the tooth shaft automatic double meshing measuring instrument are determined, the logical structure of the interchangeable measuring instrument is determined, and according to the measuring bandwidth of the instrument, the key static characteristic index and the working bandwidth of the measuring instrument are determined according to the technological requirements of the measured tooth shaft parts. The spring parameters of measuring gear slider mechanism are analyzed and determined, and then the mechanical component design of the instrument is completed. Complete the design of measuring and controlling system of tooth shaft automatic double meshing measuring instrument. The basic requirements of the instrument measurement and control system are analyzed, and the instrument measurement and control system is determined. This paper studies and determines the use of pulse position control strategy to control the tooth shaft drive servo motor, proposes a programmable controller (PLC) trigger control technology based on data acquisition, determines the type of inductive displacement sensor according to the requirements of the measurement system. And designed the corresponding signal conditioning and data acquisition system. Complete the development of the measuring software of the tooth shaft automatic double meshing measuring instrument. The basic functions of the software are defined, the software environment is determined, and the software system is designed, including data flow analysis, database structure and so on. The key calculation and calibration data processing methods of the software are arranged by flow chart, and the software program design. 4. An experimental study was carried out on an automatic double meshing measuring instrument for tooth shafts. It includes static geometric precision test, linear precision test of measuring system and the influence of servo motor on measurement system. The measuring repeatability index was obtained by measuring the standard tooth shaft on the instrument. In addition, the measuring results of the workpiece are compared with those of other instruments to verify the accuracy of the instrument. Based on the above research content, the automatic double meshing measuring instrument of tooth shaft is finished. The experimental results show that the precision index and function of the automatic measuring instrument for tooth shaft double meshing are up to the design requirements, and it has good repeatability and accuracy in the measurement of average M value.
【学位授予单位】：上海交通大学
【学位级别】：硕士
【学位授予年份】：2014
【分类号】：TG86

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