Acra 1440GWI Operation Manual
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3Specifications:Series Number .................................................................................................................Capacities:Swing Over Bed ...........................................................................................................356mm(14〃)Swing Over Cross Slide ..........................................................................................210mm（8-1/4〃）Swing Through Gap ...................................................................................................506mm（20〃）Length of Gap....................................................................................................….238mm（9-3/8〃）Distance between Centers.....................................................................….................1000mm（40〃）Headstock:Hole through Spindle.............................................................................................φ 40mm (1-1/2〃)Spindle Nose............................................................................................................................... D1-4Spindle Taper Nose.................................................................................................................... MT-5Spindle Taper Adapter................................................................................................................ MT-3Spindle Bearing Type .........................................................................................Taper Roller BearingNumber of Spindle Speeds ............................................................................................................ 12Range of Spindle Speeds............................................................................................ 40-1800 RAMGearbox:Number of Longitudinal and Cross Feeds .......................................................................................40Range of Longitudinal Feeds..........................................0.43-0.653mm/rev (0.0011‖-0.0271‖in/rev)Range of Cross Feeds.......................................................0.015-0.220mm/rev(0.0003‖-0.01‖ in/rev)Number of inch Threads …............................................................................................................. 28Rang of inch Threads ............................................................................................................4-56T.P.INumber of Metric Threads ............................................................................................................. 37Rang of Metric Threads .................................................................................................. 0.45-7.0mmLead screw........................................................................... φ 22mm x 1258mm (7/8〃x45-3/5〃)Feed Rod Diameter ....................................................................................................φ 19mm(3/4〃)Compound and carriage:Tool post Type.......................................................................................................................... 4-WayMaximum Tool Size...................................................................................16mm x 16mm( 1〃x1〃)Maximum Compound Slide Travel............................................................................90mm( 3-1/2〃)Maximum Cross Slide Travel..........................................................................................152mm(6〃)Maximum Carriage Travel ..........................................................................................946mm( 37〃)Tailstock:Tailstock Spindle Travel………...............................................................................120mm (4-5/4〃)Diameter of Tailstock Spindle..............................................................................φ 45mm (1-7/10〃)Taper in Tailstock Spindle......................................................................................................... MT-3 |
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