disassembly机械组件的装配.pptVIP

机械拆卸 MECHANICAL DISASSEMBLY 机械拆卸 * * WHY DO WE HAVE DISASSEMBLYIN THE MECHANICS TRAINING? 为何我们在技工培训中会有拆卸的内容 The mechanic is regularly involved with disassembly activities in his -normal activities. 技工在其日常的工作活动中，时常会牵涉到拆卸工作。 Because disassembly requires a different approach and way of thinking, plus other specific disassembly tools and arrangements. 因为拆卸要求的是一种不同的工作途径和思考方式，加上另外的特定拆卸工具和配备。 PURPOSE OF THE DISASSEMBLY 拆卸的目的 The purpose of disassembly is to disconnect assembled parts, such that we again have separate subassemblies or loose parts. 拆卸的目的就是要拆下装配好的零部件，使我们重新获得分开的组件或零散的零件。 ? REASONS FOR DISASSEMBLY CAN BE: 拆卸的原因会有： 1.Preventive maintenance, 预防性维修保养， to prevent faults. 为的是防止故障。 For example, a periodic check on the functioning or wear, or to replace parts according to plan. 例如：定期检查机器的运行和磨损情况，或根据计划来更换零件。 2. Corrective maintenance, 排除故障的维修， to detect faults and correct them. 为的是查出故障并排除它们。 For example, to repair and/or replace parts. 例如：修理和/或更换零件。 3.?Disassembly with new building work 为新的工地工程而拆卸，to facilitate the transport of a machine or a piece of equipment. 以方便机器和设备的运输。 Here, the machine or equipment will be partly disassembled with the purpose of building it up again somewhere else in the building. 这里，机器或设备会被部分拆卸下来，为的是在工地的其它地方再组装 起来。 WORKING METHOD FOR DISASSEMBLY OF MACHINE OR EQUIPMENT 拆卸机器和设备的工作法 The machine or equipment can be divided into subassemblies and parts. 机器或设备可以被分成为组件和零件。 MACHINE or EQUIPMENT 机器或设备 Subassembly 组件 1 Subassembly 组件 2 etc. Manufactured part 1 制作零件 1 Manufactured part 2 制作零件 2 etc. Standard article 1 标准件 1 Standard article 2 etc. 标准件 2 Bought-in part 1 采购零件 1 Bought-in part 2 etc. 采购零件 2 DISASSEMBLY STEPS CAN BE DIVIDED INTO: 拆卸步骤可被分为: preparatory and 准备 步骤 executive steps 实施 步骤 PREPARATORY DISASSEMBLY STEPS ARE: 拆卸的准备步骤是： 1.Reading assembly drawings, disassembly instructions etc. 阅读装配图纸、拆卸说明等。 2.Analysis and