johansson 3U-a universal cylindrical grinding machine 1

JOHANSSON GRINDING MACHINES 3U-a JOHANSSON UNIVERSAL PRODUCTION CYLINDRICAL GRINDING MACHINE UA

Main Data, basic performance: Grinding Length = Center distance Center height Grinding wheel Grinding wheel motor Workhead motor Weight of workpiece on centers Max weight of workpiece out Net-weight of

Extra, inquire with the factory: Center height Grinding wheel Grinding wheel motor

Description BEIL, extra heavy with two rigidly assembled castings, wheelhead base and bed with built-in leveling screws. Longitudinal in the table section. Separate compartment for lubrication tank and pump.

WHEEL SLIDE, with a single, P-300, hydraulic rapid 100 mm and to face swiveling.

WHEELHEAD, with nitrided spindle journaled in live surface bearings. Automatic lubricant circulating system separate pump, oil, and safety

WORKHEAD, not swiveling with dead spindle only. Variable speed with jog button. Speed I in RPM. Pneumatic lift to raise the table.

Screw operated, with adjustable barrel bearings and oil and pressure on Pneumatic. to facilitate moving the workpiece.

JOHANSSON GRINDING MACHINES TABLE, and swiveling with scale and handwheels for accurate adjustment. Reversing dogs with adjustment screws.

SLEAD INFEED, hydraulic, variable. Contains for plunging grinding or in steps at one or reversing points. Manual feed handwheel and push button.

HYDRAULIC MOTOR FOR POSITIONING OF THE WHEELHEAD for varying workpiece diameters. Automatic disengaging of handwheel.

TABLE MOVEMENT, hydraulic, infinitely variable with adjustable dwell at one or both reversing points. Also separate, hydraulic rapid traverse and manual feed with handwheel which is automatically disengaged when power movement operating.

SINGLE LEVER CONTROL, start and stop of wheelhead infeed, pump with one lever only.

HYDRAULIC DRIVE UNIT, separate unit with tank, variable displacement pump, and full-flow filter.

LUBRICATION SYSTEM, automatic for table and wheelhead With individually adjustable flow to each lubrication point pump.

COOLANT SYSTEM, complete with movable tank, pump, motor, and flow and nozzle.

ELECTRICAL EQUIPMENT, with separate cabinet, complete or direct to 220, 380, or 500 V, 50 cycles, 3 phases supply. Control voltage 220 V on request.

PAINT, synthetic cutting fluids and oils, in grey shade to RAL 1015.

STANDARD EQUIPMENT: Grinding wheel guard for 102 mm wheel Wheel mounting for 76-203 mm wide wheel Screws for 102 mm wheel Coolant nozzle for 102 mm wheel width Pin for the wheel mounts Centers Dressing on tailstock diamond excluded 3-Point-tipped centers, one half-center Service Splash guards A more detailed machine description is in the catalog; for specific...

In addition to the above STANDARD EQUIPMENT, the extra requirements to operate the Grinding wheel, diamond coolant, lubricant, and according to our recommendations, carriers balancer stand.