Arm tongs is used in teaching

The utility model provides an arm tongs is used in teaching, includes the first motor that tongs body, drive tongs body opened and shut and the second motor of this trunk circling of drive tongs, the tongs body is formed by the acrylic transparent board assembly, and it includes mounting panel, left arm lock and right arm lock. The tongs body that has complicated transmission relation is formed by the acrylic transparent board assembly, and the student can directly perceivedly see the transmission relation of tongs, study mechanical transmission principle that can be better, simultaneously the utility model discloses can not take place between the compact structure of arm tongs and the part to interfere, be suitable for in industrial production yet. 种教学用机械臂抓手，包括抓手本体、驱动抓手本体开合的第电机和驱动抓手本体旋转的第二电机，所述抓手本体由亚克力透明板组装而成，其包括安装板、左夹臂和右夹臂。具有复杂传动关系的抓手本体由亚克力透明板组装而成，学生能够直观看到抓手的传动关系，能够更好的学习机械传动原理；同时本实用新型机械臂抓手的结构紧凑且部件之间不会发生干涉，也适用在工业生产中。