Disc grinding wheel with integrated mounting plate
AssigneeSaint-Gobain Abrasives Technology Company
InventorsMichael J. Lemberger, Alan R. Balding
Life of this patent
Estimating the term…
Abstract
A bonded abrasive grinding wheel is provided with a bonded abrasive disc including abrasive grain disposed within a bond matrix, and a mounting plate integrally fastened to the disc. In various embodiments, the mounting plate has a plurality of non-metallic first threaded fastener portions disposed in a predetermined pattern therein, and is fabricated from a composition including a polymeric material. The non-metallic first threaded fastener portions are each configured for respective engagement with a plurality of second threaded fastener portions disposed along a face plate of a grinding machine.
Claims44
A bonded abrasive grinding wheel, comprising:
- a bonded abrasive disc including abrasive grain disposed within a bond matrix;
- a mounting plate integrally fastened to said disc;
- said mounting plate having a plurality of non-metallic first threaded fastener portions disposed in a predetermined pattern therein;
- said mounting plate fabricated from a composition including a polymeric material;
- said plurality of non-metallic first threaded fastener portions each configured for respective engagement with a plurality of second threaded fastener portions disposed along a face plate of a grinding machine.
A method of fabricating a grinding wheel, the method comprising:
- (a) forming a mounting plate from a composition comprising a polymeric material;
- (b) disposing a plurality of non-metallic first threaded fastener portions in a predetermined pattern along the mounting plate, the first threaded fastener portions each being configured for respective engagement with a plurality of second threaded fastener portions disposed along a face plate of a grinding machine;
- (c) forming a bonded abrasive disc;
- and
- (d) integrally fastening the plate to the abrasive disc.
A bonded abrasive grinding wheel, comprising:
- a bonded abrasive disc including abrasive grain disposed within a bond matrix;
- a mounting plate fabricated from a composition comprising a polymeric material and integrally fastened to said abrasive disc;
- said mounting plate having a plurality of non-metallic first threaded fastener portions machined in a predetermined pattern therein, each of said fastener portions configured for respective engagement with a plurality of second threaded fastener portions disposed along a face plate of a grinding machine;
- said disc having a diameter ranging from:
- about 5 inches (13 cm);
- to
- about 44 inches (112 cm);
- said mounting plate having a yield strength of at least 40 MPa;
- said plurality of first threaded fastener portions each having a pullout strength of at least 500 pounds (2224 Newtons);
- and
- said grinding wheel having a burst strength of at least 10560 surface feet per minute (3219 surface meters per minute).
Dependencies are inferred from the claim text.