Pretightening-force-adjustable nut automatic installing and detaching device
An automatic device and pre-tightening force technology, applied in laying tracks, roads, tracks, etc., can solve problems such as time-consuming and laborious, low work efficiency, and sleeper damage.
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[0057] see figure 1 Shown, the present invention is made up of self-propelled track car 1, four nut synchronous assembly and disassembly multifunctional devices 6, rechargeable battery pack and inverter 18 and hydraulic system and control system box 19, rechargeable battery pack and inverter 18 are oil pumps and the control system provide power, and the hydraulic system and the control system box 19 are provided with an oil tank, an oil pump, a hydraulic control system and an automatic control system;
[0058] see figure 1 and image 3 As shown, the self-propelled rail car 1 is made up of a first driving device 10, a driven wheel assembly 11, a vehicle frame 13 and six equal-strength cantilever beams 16, and the vehicle frame 13 is provided with a first crossbeam 131 and a second crossbeam 132 And two longitudinal beams 133, rechargeable battery pack and inverter 18 and hydraulic system and control system box 19 are arranged on the two longitudinal beams 133 of rail car;
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