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ACRA MODEL 8VL HEAVY DUTY BED TYPE VERTICAL BORING & MILLING MACHINE • Full Geared Drive Spindle with 2-ranges variable speed, powerful and easy operating• Table Feeding System equipped with precision ball screws and powerful servo motor ensure the table movement smoothly. • The X, Y, & Z Axis equipped with pneumatic clamp device. • The X-Axis could be extended up to 2500 mm with 2 sub-slide way on request. Table & Saddle: • The Table and Saddle are made of high-quality cast iron which has been carefully stress relieved. • Way surfaces are hand scraped and finished Feed Box: • Table and Saddle feed can be driven by power or manual operation, and is easy to change speeds and to operate. • Because of the large range of speeds, it is simple to go from low speed heavy cutting to high speed finishing cutting. Backlash Eliminator: • Table feed system is equipped with easy adjustable backlash eliminator to increase operating stability and cutting efficiency. • Large supporting surface and narrow square guide ways provide stable and smooth sliding. Accuracy of Table & Saddle: • Table and saddle are made of high quality cast iron, treated through stress relieving. • The sliding surfaces are scrapped and finished. • The upper, rear and front reference surfaces are ground, T-slots are correctly machined. So that the flatness, parallelism and squareness all meet the requirements of operation and are convenient in setup the work pieces. Specifications: Table Travel X (Longitudinal): 78.74” Table Travel Y (Cross): 31.5” Vertical Spindle Head Travel (Vertical): 27.56” Vertical Spindle Nose to Tabletop: 2.75” ~ 30.3” Vertical Spindle Center to Column Front: 31.5” Table Working Area: 29.5” x 106.3” T slot (Wide x No. x Pitch): 0.7” x 5 x 5.9” Tabletop to Floor: 35.43” Spindle Nose: ISO R297 No.50 Vertical Spindle Speeds: 45-1,500 Infinitely Variable Z-Axis Feeds (Vertical Spindle): 0.12 ~ 11.81”/min Rapid Traverse (Longitudinal & Cross): 122”/min Feed Rates (Longitudinal & Cross): 1.1” ~ 39.37”/min Change of Feeds: Infinitely Variable Motors: Vertical Spindle: AC 20 HP Feed: Servo Motors, X & Y-Axis: 4.7 HP, Z-Axis: 1.75 HP Lubrication: AC 3.5W-2P Cutting fluid: AC 1/6 HP-2P Voltage: 220V AC~3 PH Weight 26,000 lbs Dimensions 225 × 121 × 115 in
Standard Equipment: • Coolant System. • Auto Lubrication System. • Draw Bar. • Leveling Blocks. • Automatic Table Feeds with Rapid Traverse. • Tools and Toolbox. • Hardened & Ground Box ways. |
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