Manufacture of rotor of small-size rotary vacuum pump

Manufacture of rotor of small-size rotary vacuum pump

The method for manufacturing small rotating type rotor of vacuum pump includes such steps as using powder metallurgy to mould, press and sinter, pull extrusion, grinding excircle, and grinding end face. It features high utilization rate of raw materials up to 82%, high precision, low cost and long s...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LIU KEJIAN, WANG SHOULI, ZHOU CUNLIANG
Format: Patent
Sprache:eng
Schlagworte:
BLASTING
CASTING
HEATING
LIGHTING
MAKING METALLIC POWDER
MANUFACTURE OF ARTICLES FROM METALLIC POWDER
MECHANICAL ENGINEERING
NON-POSITIVE DISPLACEMENT PUMPS
PERFORMING OPERATIONS
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
POWDER METALLURGY
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
TRANSPORTING
WEAPONS
WORKING METALLIC POWDER
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Beschreibung
Zusammenfassung:The method for manufacturing small rotating type rotor of vacuum pump includes such steps as using powder metallurgy to mould, press and sinter, pull extrusion, grinding excircle, and grinding end face. It features high utilization rate of raw materials up to 82%, high precision, low cost and long service lie of vacuum pump.