双腔吸排气装置及其检测系统设计+cad

摘  要
本设计主要是针对自控自吸式水泵上使用的吸排气装置的排气量进行的实验台装置设计。不同的水泵上使用的排气量参数是不同的，而哪一种参数的吸排气装置是最佳的，在本实验台设计之前是无法确定的。
随着科学技术的发展，机械领域也正向电子化、智能化、多样化的方向发展，应用液体或气体作为工作介质的液压气压传动也越来越多。由气体作为工作介质进行能量传递的传动方式称为气压传动。气压传动利用压缩气体的压力来实现能量的传递的一种传动方式，其介质主要是空气。在本次设计中的吸真空装置就主要是利用这种传动方式所产生的气体压力差来完成工作的。
本设计内容主要包括实验台的结构及传动设计，参数检测系统设计。前者又包括偏心量可调机构设计、离合机构设计、传动链设计等；后者又包括液位传感器选择设计、转速传感器选择设计、A/D转换及单片机技术应用等内容。
测量内容显示为：体积（升）、时间（分•秒）、转速（转/分）、排气量（升/秒）。
设计中应用Pro/E软件进行了整体结构的三维造型设计，Pro/E软件不仅具有强大的实体造型、曲面造型、虚拟装配和生成工程图的模块功能，还可以在设计过程中进行有限元分析、动力学分析和仿真模拟，提高了设计的可靠性。同时它还可以通过对三维模型直接生成数控代码，并应用于产品的加工。同时还可以应用Pro/E软件进行相应的动态仿真分析。

关键词  排气量；参数检测；Pro/E

Dual-chamber inspiratory and exhaust system and detection system design
Abstract
This design mainly is aim at from control a pump to use up from the absorb type water of absorb the row spirit device of the row tolerance carry on of the on trial set equip a design. The row tolerance parameter of the usage is different on the different water pump, but which kind of parameter absorbs the row spirit device is the best, at the origin experiments set a design before can't be certain.
Along with science's and technology's development, the mechanical domain to the computerization, intellectualized, the diverse direction is also developing, takes the actuating medium using the liquid or the gas the hydraulic pressure pneumatic actuator to be also getting more and more. Carries on the energy transfer by the gas as the actuating medium the type of drive to be called the pneumatic actuator. The pneumatic actuator realizes the energy transmission one type of drive using pressure gas's pressure, its medium is mainly the air. Attracts the vacuum plant in this design mainly to use the gas-pressure loss which this type of drive produces to complete the work.
This design contents mainly includes the structure of the on trial pedestal and spreads to move a design, the parameter examination system design. The former includes to become again soon the design of the organization and lacks of impartiality adjustable organization of quantity a design, leave to match an organization design and spreads to move chain design etc.; The latter includes the liquid to spread the feeling machine choice design and turns again to spread the feeling machine choice design soon, the A/D convert and single slice the machine technique application etc. contents.
The manifestation of measure the contents is: the Physical volume (rise), time (the cent or the second), the turn soon (turn/cent) and line up tolerance (Rise/turn • the second).
Design medium application the Pro/E software carried on the 3D shape design of the whole structure, the Pro/E software not only had a strong entity shape, curved face shape, conjecture to assemble with the mold piece of the born engineering diagram function, but also canned carry on a limited dollar analysis during the period of design, the dynamics analyze with imitate true emulation, raise a design of credibility. It can also pass a directly born number to control a code to the 3D model in the meantime, and apply to process in the product. The dynamic state that still applied the Pro/E software to carry on corresponding in the meantime imitates true analysis.

Keywords  stroke volume ;  parameter test ; Pro/E

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