汇交力系 平面力系平行力系 一般力系 力系 汇交力系 空间力系平行力系 一般力系

一、轴的用途与分类 1、功用: （1)支承回转零件; （2)传递运动和动力 2、分类: 按承载情况分:转轴扭矩和弯矩

一、滚动轴承的构造 内、外圈、滚动体、保持架

一、弹簧的功用 (1)控制机构的位置和运动 (2)缓冲及吸振 (3)储存能量 (4)测量力和力矩

复习思考题 1、试述构件和零件的区别与联系? 2、何谓机架、原动件和从动件?

轮系:用一系列互相啮合的齿轮将主动轴和从动轴连接起来,这种多齿轮的传动装置称为轮系

摩擦:内摩擦、外摩擦静摩擦、动摩擦

content Introduction The Packaging Line Line Organization Packaging Materials Machine Capabilities Line Balancing Material and Container Characteristics Personnel

Automated Production Today, automated production is essential. Neither volume nor product consistency can be achieved in any other way. Increasing production in a cost-effective manner is a difficult and complex undertaking. The project engineer overseeing such a project must have strong support from management

Test Method for Product Fragility A shock machine is used to generate a damage boundary curve A vibration system is used to map out the natural frequencies of a product