Speed reduction tool for achieving large transmission ratio through harmonic gear
A technology of harmonic gear and large transmission ratio, applied in the direction of transmission, transmission parts, fluid transmission, etc., can solve the problem of small transmission ratio of worm gear reducer, reduce speed, improve drilling efficiency, and reduce vibration impact Effect
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[0013] The present invention will be further described below in conjunction with accompanying drawing:
[0014] See attached figure 1 , using harmonic gears to achieve a large transmission ratio reduction tool, fixedly installed on the upper part of the drill bit through threaded connection, which includes turbine assembly, harmonic gear assembly, cardan shaft assembly and shock absorption assembly, in the harmonic gear assembly The front end of the cardan shaft assembly is connected to the cardan shaft assembly, the front end of the cardan shaft assembly is connected to the shock absorber assembly, and the rear end of the harmonic gear is connected to the turbine assembly; the turbine assembly includes an upper joint 1, an anti-drop cap 2, an anti-drop Joint 3, supporting ring 4, positioning sleeve a5, upper cock 6, turbine shaft 7, round head flat key 8, turbine stator 9, turbine rotor 10, lower cock 11, turbine housing 12, duplex joint a13, sealing cock 14 , Install the su...
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