A novel screw driving device and a preparation method thereof
A screw drive, screw technology, applied in the direction of electromechanical devices, electric components, control mechanical energy, etc., can solve the problems of the nut being easily worn by eccentric force, the limited application of screw ladder, and the large space occupied, so as to avoid the force wear of the nut, Improve lifespan and save space
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[0020] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.
[0021] figure 1 It is a front view of a novel screw driving device of the present invention.
[0022] figure 2 for figure 1 A-A cutaway view.
[0023] Such as figure 1 and figure 2 As shown, the novel screw driving device in this embodiment includes a motor assembly, a screw 1 , an upper nut 2 , an upper nut connecting plate 3 , a lower nut 11 , a lower nut connecting plate 10 and a car connecting plate 18 .
[0024] The motor assembly includes: a motor casing, a motor stator 12, a magnetic steel 13, a motor rotor 14, a screw motor shaft 8, two ball bearings 6, a rotary encoder 4, and a junction box 7. In this embodiment, the motor casing includes: a motor casing 16 , a motor upper cover 6 and a motor lower cover 9 .
[0025] The screw motor shaft 8 is a hollow structure and is sleeved on the outside of the screw rod 1 . The motor rot...
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