Cylindrical Grinding Machine - Universal

KELLENBERGER KEL-VARIA UR175-1000 BEMA 12-3

grinding diameter 350 mm
grinding length 1000 mm
centre height 175 mm
dimensions of the machine ca. 3,6/3,5 m
Photos of identical machine with centre height 225mm

Base:
Kellenberger Kel-Varia UR175-1000 Kelco 120


Grinding head UR with T1-T2-T3

Basic equipment:

-T1 500mm grinding disc diameter
-T2 400mm grinding wheel diameter
-Infinitely variable, high-resolution axis
-Marposs measuring device for tool measurement
-Active longitudinal positioning
-GAP on T1 and T2 from ELASO contactless integrated in the control interface
Semi-automatic balancing from ELASO integrated into the control interface
-Tailstock with manual retraction
-MK5 workpiece headstock with short taper DIN 55026
Belt-driven internal grinding device


Options at an extra charge:

- New high-precision workhead with torque drive
- Internal grinding device for high-frequency spindles diameter 120mm
-HF internal grinding spindle Fischer MFM-1224/42/31
D-21
-HF spindle with HSK holder 24,000 rpm with
integrated GAP sensor. (delivery time)
-CNC-controlled C-axis
non-circular grinding
-hydrostatic threaded spindle in x
-new hydrostatic unit with only 1 pump and pressure accumulator
thus better energy efficiency.
-monitoring of the water content in the hydrostatic system
-Suction system


Further options available on request

Mechanical overhaul:

-Complete machine overhauled according to Kellenberger measurement protocol
-New service-friendly cab
-repainting

Electrical overhaul:

-New modern CNC CIRCULAR GRINDING MACHINE control with
BEMA rough grinding surface
-New control cabinet
-New drive technology
-Replacement of all electrical cables Berus pressure switches etc.
-New absolute glass scales in x and z
-New absolute rotary encoder (for B-axis)

Control system:

The grinding software consists of a basic licence and various options that are
possible depending
depending on the equipment of the machine.
Basic software
- External and internal pendulum grinding
- External and internal plunge-cut grinding
- External and internal pendulum grinding
- External and internal plunge-cut grinding
- External and internal taper pendulum grinding
- External and internal radius grinding, radius dressed on disc
- Semi-automatic pendulum grinding
- Workpiece zeroing
- Grinding wheel zeroing
- Measuring the dressing diamonds
- 2 moulding diamonds
- 1 shaped diamond or dressing roll (dressing roll required)
- Moulding roller (dressing roller required)
- 3 Flat dresser
- Corrections
- Z-position measurement (probe required)
- GAP probing (grinding device required)

OPTIONS at an extra charge:

Software profile plunge-cut grinding:
- External and internal profile plunge-cut grinding with profile disc

Profile grinding software:
- External and internal profile grinding with straight disc

Software thread grinding:
- Single and multi-start external and internal thread grinding with thread on
the disc
disc
Dressing. Dressing of single and multi-groove discs. Flank angle freely
selectable.

Trapezoidal thread grinding software:
- Additional dressing of trapezoidal threads possible


Bdsdpfx Aouxfucel Usg

External and internal non-circular plunge-cut grinding:
- External and internal non-circular plunge-cut grinding

Non-circular grinding software:

A prerequisite for non-circular grinding is that the workpiece axis is equipped
with a high-resolution rotary encoder so th...