在高中物理学习阶段,摩擦力是极为重要的知识点。传统实验讲解方法存在一定的弊端和不足,自制滑动摩擦力演示仪有助于保障数据观察的准确性和稳定性,从而提升物理实验的科学性。本文着重探讨演示仪自制的思路和原理,以期帮助学生更好地掌握这一知识点的原理及规律。 In high school physics learning stage, friction is a very important point of knowledge. There are some drawbacks and shortcomings of the traditional experimental methods, self-made sliding friction demonstrator helps to ensure the accuracy and stability of data observation, so as to enhance the scientific nature of the physics experiment. This article focuses on the presentation of self-made ideas and principles, with a view to helping students better grasp the principle of this knowledge and rules.