Assembly order of impurity pump

(1) before the assembly of the pump, the size accuracy of all parts and the defects that have no influence on the assembly are first checked and cleaned, so they can be assembled.

(2) to put all kinds of connecting bolts, plugs are tightened on the corresponding parts.

(3) heat the rolling bearing in the hot oil to 85~100 C and take out the axle shoulder at both ends of the shaft. The order is to install deep groove ball bearings, bearing rings and angular contact bearings at the end of the coupling, and deep groove ball bearings, bearing rings and angular contact bearings are mounted on the impeller ends.

(4) the axial pressure with bearing is installed in the suspension.

(5) put the paper pad on the two bearing end cover, set up the suspension on the shaft and fasten it with the bolt. Pay attention to the adjustment of the gap between the bearing and the bearing end cover by using the paper pad, that is, the shaft runs in the suspension (0.2~0.3) millimeter in the suspension.

(6) the anti rotation pin installed in the static ring seat, followed by “ O” type of mechanical seal ring, static ring into the static ring seat, the seal pressed into the gland, and then put on the sleeve, and mounted on a shaft mounted on the ring mechanical seal, &ldquo installed in the machine the sealing ring opening; O & rdquo; then, the sleeve wear into the gland, and then loaded into the machine sealing chamber, with bolts, installed on the static ring seat, and bolted.

(7) on the shaft sleeve on the retaining ring, “ O” ring, then the sealing chamber is fixed on the suspension.

(8) the rear guard plate is put on &ldquo, O&rdquo, type ring, and then the rear panel is installed on the sealing room.

Assembly order of impurity pump

(9) inlaid on the axis, the impeller and the impeller gear are in turn on the axis, and then the impeller is tightened with the round nut and the nut (the impeller nut).

(10) the suspension body, the bearing chamber and the rear panel are installed on the pump body to be fastened with the nut.

(11) “ O” type trap on the front panel, and then mounted on the pump body.

(12) put the blade on the suction tube and fasten it on the pump body with the nut.

(13) the pump support is fixed to the suspension with a bolt and a spring washer.

(14) inlay the key and install the pump coupling.

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