1、 小型压力机的液压系统设计小型压力机的液压系统设计 摘要摘要 作为现代机械设备实现传动与控制的重要技术手段,液压技术在国民经济各领域得 到了广泛的应用。与其他传动控制技术相比,液压技术具有能量密度高配置灵活方便 调速范围大工作平稳且快速性好易于控制并过载保护易于实现自动化和机电 液一体化整合系统设计制造和使用维护方便等多种显著的技术优势,因而使其成为现 代机械工程的基本技术构成和现代控制工程的基本技术要素。 液压压力机是压缩成型和压注成型的主要设备,适用于可塑性材料的压制工艺。如 冲压、弯曲、翻边、薄板拉伸等。也可以从事校正、压装、砂轮成型、冷挤金属零件成 型、塑料制品及粉末制品的压制成型。本
2、文根据小型压力机的用途特点和要求,利用 液压传动的基本原理,拟定出合理的液压系统图,再经过必要的计算来确定液压系统的 参数,然后按照这些参数来选用液压元件的规格和进行系统的结构设计。小型压力机的 液压系统呈长方形布置,外形新颖美观,动力系统采用液压系统,结构简单、紧凑、动 作灵敏可靠。该机并设有脚踏开关,可实现半自动工艺动作的循环。 关键词:液压系统; 过载保护; 机电液一体化 Hydraulic system design of small presses ABSTRACTABSTRACT As one of the modern machinery equipment transmiss
3、ion and control important technical means, hydraulic technology in the field of national economy has been widely used. Compared with other transmission control technology, hydraulic technology has high energy density, flexible and convenient configuration, large speed range, rapid and smooth work ab
4、ility, easy to be controlled and overload protection, easily realized automation and electromechanical integration ,system integration design ,easy maintenance in manufacturing operation and other significant advantages in technology , which make it become the basic technology of modern mechanical engineering and the basic technology of modern control engineering. The hydraulic press and pressure machine is the main equipment for molding plastic injecti