Sand-blasting machine for castings

Details Sand-blasting machine for castings Sand-blasting machine for castings

1976-07-14

1977-09-20

Smith, Al Lawrence

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51423, B24C 300

Patent

active

040487580

ABSTRACT:
A machine for blasting workpieces (castings) comprises an arcuate cabin with successive working stations within it. Two conveying systems are provided -- a central turntable with workpiece carriers which are rotatable about horizontal axes and extend into the cabin through a horizontal slot, and an overhead conveyor with workpiece reception hooks which extend through a slot in the roof of the cabin. The axes of the workpiece carriers on the turntable may be made capable of swivelling in a vertical plane. Various drive arrangements are described, including control by limit switches and a timing relay. Entry and exit lock chambers and door arrangements are described.

REFERENCES:
patent: 1949991 (1934-03-01), Challinor
patent: 2250500 (1941-07-01), Rosenberger

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