Polygonal crankshaft of metering pump
A metering pump and polygon technology, applied in crankshafts, pumps, liquid variable capacity machinery, etc., can solve the problems of lower crankshaft accuracy, more time consumption, and processing difficulties.
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[0013] As shown in Figure 1, the metering pump is equipped with two worm gears 2, 2-1 and worm gear sleeves 2' on both sides of the worm 1. The worm gears are respectively connected to the Z-shaped crankshaft 3, and the Z-shaped crankshaft is matched with the inclined block 4. Connect, and then connect the connecting rod 5, the connecting rod is connected to the pump fluid end connector 10, the pump fluid end connector is connected to the pump head 11; the lower end of the Z-shaped crankshaft is connected to the bearing seat 6, the bearing seat is connected to the adjusting nut 8, and the adjusting nut is connected to the wire Rod 7, screw mandrel connection adjustment handwheel 9.
[0014] As shown in Fig. 2, Fig. 3 and Fig. 4, it is the Z-type crankshaft 3 of the metering pump, the Z-type crankshaft is connected with the bearing gear 6', and the cross section of the Z-type crankshaft is a square.
[0015] As shown in FIG. 5 , it is a slanting block 4 that is provided with a ...
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