Description

Landis 4RH CNC Cylindrical Grinding Machine

SPECIFICATIONS:
Nominal Work Swing…………18″
Swing over Table – Maximum…………19-15/32″
Swing with Full Size Standard Grinding Wheel…………18″
Distance Between Centers – Maximum…………120″
Work Carriage:
– Traverse Speed…………2 – 144 IPM
– Traverse Speed per Turn of Handwheel…………0.100″ (slow) & 0.500″ (fast)
– Work Rest Capacity…………0.5″ – 7″
Wheelhead and Wheelfeed:
– Grinding Wheel Size – Standard…………36″ x 3″ x 12″
– Grinding Wheel Width – Maximum…………8″
– Grinding Wheel Speeds…………668/1003 RPM
– Minimum Diameter of Worn Grinding Wheel…………20″
– Hydraulic Rapid Infeed…………3.5″ (Max) 1.625″ (Min)
Ranges:
– Total Feed…………0.001″ on diameters 0 – 0.999″
– Fast Feed…………0.001″ on diameters 0 – 0.999″
– Medium Feed…………0.001″ on diameters 0 – 0.099″
– Microfeed…………0.001″ on diameters 0 – 0.009″
Rates:
– Fast Feed…………0.0001 ips on diameters 0 – 0.0099″
– Medium Feed…………0.0001 ips on diameters 0 – 0.0099″
– Microfeed…………0.00001 ips on diameters 0 – 0.00099″
Traverse Grinding:
– Increments at Table Reversal…………0.0001″ at diameters 0 – 0.0099
– Number of Sparkout Traverses…………0 – 9
Headstock and Tailstock:
– Work Centers…………#14 Jarno
– Tailstock Center Movement…………Lever and Handwheel
– Work Speeds (dead spindle)…………30 – 48 – 75 – 150 RPM
Swivel Table:
– Graduated Inches per Foot…………2.25″
– Degrees…………10°
Electric Motors:
– Wheel Drive…………20 HP
– Wheel Spindle Lubrication Pump…………1/4 HP
– Work Drive…………5 HP
– Hydraulic Pump and Lubricating Drive…………3 HP
– Coolant Pump…………1/3 HP
Coolant Tank Capacity…………55 Gallons
Hydrualic tank Capacity…………22.5 Gallons
Weight – Approximate…………23,700 Lbs.

EQUIPPED WITH:
Heidenhain ND 780 CNC control
Versagrind Belt Attachment
Swivel Table and Carriage
Headstock – dead spindle
Tailstock
Large Landis Cylindrical Grinding Wheel Hub
PRAB Model PFA-240 Coolant Filtration System
SBS Blancing Grind Wheel System Model SB-5500