Lapping compound supply system for a gear finishing machine

Abrading – Machine – By use of plural work holders – without tool

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451 28, 451 60, B24B 1500

Patent

active

055384625

ABSTRACT:
A lapping compound mixing and supply system wherein lapping compound is recirculated to the mixing vessel when not supplied to the lapping chamber of a machine tool such as a gear lapping machine. Lapping compound is pumped at about a first range of pump speeds to the lapping chamber, however, when no lapping is being performed, lapping compound is pumped at about a second, decreased range of pump speeds through a recirculating conduit and introduced into the mixing vessel along the conical bottom surface of the vessel. The introduction of lapping compound in this manner, along with the action of an rotating impeller in the vessel, provides improved mixing of the lapping compound and homogenizes the temperature thereof.

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