Mitsui Seiki
Mitsui Seiki (Franklin Lakes, NJ) announced its J350G jig grinder, which offers a combination of application flexibility, accuracy, reliability and operator-friendly operation.
Features:
- U-axis range of -3mm to +50mm relative to spindle center
- Fanuc 31i-B control has 15" touch panel LCD screen and is preloaded with G-MAPS conversational-style programming software
- Ability to grind variety of features automatically without changing wheels
- X- and Y-axes that are hand scraped and incorporate needle roller bearings
- V-F flat shaped left and right slide ways
- V-V shaped Y-axis (spindle head motion)
- Thick, highly rigid casting supported by three level points
- Built-in, custom-designed Heidenhain scales that contribute to +/- 0.0007mm accuracy on the X-, Y- and Z-axes
- Table longitudinal travel (X-axis): 500mm
- Transverse travel (Y-axis): 300mm
- Quill travel (Z-axis): 100mm
- Maximum distance from table surface to grinding spindle nose: 450mm
- Work surface: 700mm x 350mm
- Permissible table load: 300kg
- Table and saddle maximum rapid feed rates: 2,000 mm/min
- Grinding feed rates: variable from 0.1mm/min to 2,000 mm/min
- Standard high-frequency spindle motor operates from 9,000 rpm – 45,000 rpm
- Variety of spindle motor options that include air-turbine motor with 75,000 rpm capability
- 2,220mm x 2,610mm footprint
