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US 5,846,125 AGranted
Truing wheel with incorporated cooling
AssigneeSociete Nationale d'Etude et de Construction de Moteurs d'Aviation "S.N.E.C.M.A."
InventorHenri Jean Denis Robichon
Life of this patent
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Abstract
The grinding wheel has its cooling fluid supply system through its own body (1). It has central bores (4) that each open into a side chamber (2) and distribution holes (3) opening out into grooves (11) made in the abrasive deposit (10), preferably alternately inclined. Application to truing wheels made in cubic boron nitride.
Claims6
A truing wheel comprising:
- a body in the shape of a disc defining a central axis;
- an abrasive deposit stuck to the peripheral surface of the body;
- a cooling fluid supply conduit inside the body that comes out into the abrasive deposit by means of several distribution channels that open into a lateral annular chamber and into the abrasive deposit to lubricate the cutting area and cool the wheel,
- wherein the cooling fluid supply conduit includes
- two lateral annular chambers;
- at least two central channels that open into a central chamber and into at least one of said lateral annular chambers;
- two opposing sealing covers which define the lateral annular chambers.
4 more elements
Dependencies are inferred from the claim text.