Chap.6 intermittent mechanisms Chap.6.1 Ratchet mechanisms Chap.6.2 Geneva mechanisms Chap.6.3 Cam-type index mechanisms Chap.6.4 Intermittent gearset
Chap.6 intermittent mechanisms Chap.6.1 Ratchet mechanisms Chap.6.2 Geneva mechanisms Chap.6.3 Cam-type index mechanisms Chap.6.4 Intermittent gearset
Chap.6.1 Ratchet mechanisms Driving pawl Working principle: Holding pawl 主动棘爪 止回棘爪 机架 Driven Frame ratchet 棘轮 弹簧
Chap.6.1 Ratchet mechanisms Working principle: Driving pawl Holding pawl Driven ratchet Frame
Type of the ratchet mechanisms Externally meshed Internally meshed Ratchet rack Tooth ratchet mechanisms Fixed direction Single function Changeable direction1,2 Double function External Silent ratchet mechanisms Internal
Type of the ratchet mechanisms Silent ratchet mechanisms Externally meshed Internally meshed Ratchet rack Fixed direction Changeable direction1,2 Single function Double function External Internal Tooth ratchet mechanisms
Externally meshed Internally meshed Ratchet rack Double function Silent ratchet mechanisms
Internally meshed Ratchet rack Externally meshed Double function Silent ratchet mechanisms
Application 1. Intermittent motion(牛头刨床的间歇送进机构) 2.Safety lifting mecjanism（卷扬机制动机 构) ·3.转位、分度（手枪盘分度机构) ·4.Clutch超越离合（钻床的自动进给机构） 卷筒 弹簧 杆2 蜗轮 手柄 皮带导板 导轨 棘爪2 滑块 外环 手枪盘 棘轮 杆1 皮带 棘爪1 棘轮 主动蜗杆 A
Application ◼ 1．Intermittent motion（牛头刨床的间歇送进机构） ◼ 2．Safety lifting mecjanism（卷扬机制动机 构） ◼ 3．转位、分度（手枪盘分度机构） ◼ 4．Clutch 超越离合（钻床的自动进给机构）