6.4 Swing Capacity 700mm diameter 6.5 Working Load Capacity (Radial) ≥ 85 Kg 6.6 Axial Stiffness ≥ 228 N/μm 6.7 Radial Stiffness (at spindle nose) ≥ 98 N/μm 6.8 Drive System Brushless motor 6.9 Motion Accuracy Axial/Radial: ≤ 50 nm CAM software package: It should generate part program for ultra-precision machining of 2D and 3D optical surfaces using X, Z, C, B machine axes. It shall have provision for corrective feedback functionality. 7 Software This software shall also support CNC programming for aspheric, diffractive and freeform surfaces and shall have provision for various inputs like importing of CAD files (STEP and IGES). Balancing system ( both hardware and software) for 8 Work piece Balancing system balancing of work spindle, mounting fixture and work piece Floor standing system with flexible machine attachment. It shall be attached to machine 9 Air Temperature Control System enclosure. It shall maintains air temperature to ± 0.1 °C Camera ( with zoom lens) with magnetic base and on 10 Optical Observation system screen display. LVDT probe to measure and locate work piece 11 LVDT Probe position. LVDT shall have fixture to mount it on the Z slide or B tabletop. Utility cabinet with required Hydraulics, Pneumatics, 12 Utility cabinet and Electrical systems to operate machine 13 Hydraulic system Hydrostatic pump unit with oil reservoir tank 14 Electrical cabinet CE certified cabinet to house electrical system
6.4 Swing Capacity 700mm diameter 6.5 Working Load Capacity (Radial) ≥ 85 Kg 6.6 Axial Stiffness ≥ 228 N/μm 6.7 Radial Stiffness (at spindle nose) ≥ 98 N/μm 6.8 Drive System Brushless motor 6.9 Motion Accuracy Axial/Radial: ≤ 50 nm 7 Software CAM software package: It should generate part program for ultra-precision machining of 2D and 3D optical surfaces using X, Z, C, B machine axes. It shall have provision for corrective feedback functionality. This software shall also support CNC programming for aspheric, diffractive and freeform surfaces and shall have provision for various inputs like importing of CAD files (STEP and IGES). 8 Work piece Balancing system Balancing system ( both hardware and software) for balancing of work spindle, mounting fixture and work piece 9 Air Temperature Control System Floor standing system with flexible machine attachment. It shall be attached to machine enclosure. It shall maintains air temperature to ± 0.1 °C 10 Optical Observation system Camera ( with zoom lens) with magnetic base and on screen display. 11 LVDT Probe LVDT probe to measure and locate work piece position. LVDT shall have fixture to mount it on the Z slide or B tabletop. 12 Utility cabinet Utility cabinet with required Hydraulics, Pneumatics, and Electrical systems to operate machine 13 Hydraulic system Hydrostatic pump unit with oil reservoir tank 14 Electrical cabinet CE certified cabinet to house electrical system
IDT00276900000000000isro05401.docx