From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Specification sheet for Long Bed and Short Bed Deep Hole Reaming Machines from Builders Iron Foundry.
| Identifier | ExFiles\Box 176\3\ img167 | |
| Date | 9th October 1940 guessed | |
| SPECIFICATIONS RANGE Long Bed Machine Short Bed Machine Reaming capacity length 50" 19" Reaming capacity diameter .875" .875" Diameter of hole through Chuck 1/2" 1/2" Maximum diameter of supports 2-7/16" 2-7/16" Swing over bed 4-3/4" 4-3/4" SPEEDS AND FEEDS Number of Spindles Two Two Number of Spindle Speeds Three Three Spindle Speeds in RPM 107 - 122 - 154 107 - 122 - 154 Travel of Table per Revolution of Spindle .024 to .135 with 10 intermediate feeds .024 to .135 with 10 intermediate feeds DRIVE Main drive for Spindle and Feed 3 Vee Belts 3 Vee Belts Auxiliary drive to Pump 1 Vee Belt 1 Vee Belt MOTOR Recommended One 5 HP 1200 RPM One 5 HP 1200 RPM DIMENSIONS AND WEIGHTS Dimensions 156 x 36 x 56 81 x 36 x 56 Net Weight 3,200 lbs. 2,300 lbs. Gross Weight 4,500 lbs. 3,250 lbs. Tare Weight 1,300 lbs. 950 lbs. STANDARD EQUIPMENT The Builders Deep Hole Reaming Machine arranged for motor drive, with adjustable motor base, belts, drive pulley and three sizes motor pulleys, guards, pump and piping, conduit and wiring. BUILDERS IRON FOUNDRY, PROVIDENCE, R.{Sir Henry Royce} I. PRINTED IN U. S. A.{Mr Adams} | ||