KNUTH CYLINDRICAL GRINDER

KNUTH CYLINDRICAL GRINDER

PRICE:  Loaded on Truck, Our Warehouse, York, PA …..… $52,500.00

HMC Stock # 24008

Machine Serial No.:  4568

Machine Model No.:  RSM 1500C

New Date: 2019

Conventional Cylindrical Machine

High-Precision Cylindrical Grinding Machine for ID/OD Grinding

*Large Machine Bed in a Heavy Design Accommodates Workpieces with Lengths Up to 59" and Diameters Up to 12"

*Wide, Precision-Ground Guideways Ensure Maximum Accuracy Across the Entire Workpiece Length and Accommodate High Workpiece Weights

*The Table Features Large Dimensions and Swivels in Two Directions – Table Movement via Hand-Wheel or Automatically via Linear Hydraulic Feed

*The Robust Feed Valve Allows Very Precise Micro-Feed Control on the X Axis, Including a User-Adjustable Dwell Time at the End of the Longitudinal Table Travel

*Hydraulic Ratchet Feed Simplifies Exact X Axis Positioning, Limited by an Adjustable Zero Stop, and Repeated Feeds by the Push of a Button

*The Adjustable Grinding Spindle Features Superior Bearings and Provides for Maximum Precision and Surface Quality, Plus Extraordinary Tool Life and Rigidity

*The Grinding Spindle Motor Provides p to 7 HP Power and is Designed for Continuous Operation

*The Heavy-Duty Spindle Head Swivels 30° to the Left and to the Right; the Work Spindle Head Swivels 45°

*Standard Inside Grinder for Grinding Parts with Diameters Up to 4"

*Integrated Rapid Feed on Z Axis with Manual Return

WORKING AREA:

Center Height:  7"

Grinding Length:  59"

Grinding Diameter:  0.3" to 12.6"

With Steady Rest:  2"

Maximum Workpiece Weight Between Centers:  330 Lbs.

Grinding Head Travel:  12"

Chuck Diameter:  8"

Inside Grinding Diameter with Rest:  1.4" to 3.9"

Inside Grinding Diameter without Rest:  1.2" to 3.9"

Inside Grinding Depth:  4.9"

Maximum Table Swivel Range:  -3° / +6°

Minimum Grinding Wheel Feed:  0.0001"

Wheel Speeds:  0 to 1670 RPM

Work Spindle Speeds:  30 to 264 RPM

HEADSTOCK:

Working Headstock Swivel Range:  0 to 45°

Working Spindle Taper:  MK 4/MT4

FEED:

Table Feed, Infinitely Variable:  3.9" to 156" Per Minute

Feed per Hand-Wheel Rotation X-Axis:  0.0394"

Feed per Scale Division X-Axis:  0.000098"

TAILSTOCK:

Tailstock Quill Stroke:  1"

ACCURACIES:

Cylindrical Deviation:  0.00031"

Roughness:  <=0,32 µm Ra

DRIVE CAPACITY:

Motor Rating Main Drive:  11.9 HP

Motor Rating Grinding:  7.4 HP

Motor Rating Inside Grinding:  1.5 HP

Motor Rating Working Spindle:  2 HP

Motor Rating Hydraulic Pump:  1 HP

Motor Rating Coolant Pump:  0.2 HP

Wired 3 Phase, 60 Cycle, 480 Volts

GRINDING HEADSTOCK:

Grinding Spindle Speed:  0 to 1670 RPM

Grinding Headstock Swivel Range (Right & Left):  30°

Grinding Wheels Dimensions:  16" x 2" x 8"

Maximum Grindstone Dimensions, Inside Grinding:  2" x 1" x 0.5"

Minimum Grindstone Dimensions, Inside Grinding:  0.7" x 0.8" x 0.2"

EQUIPPED WITH:

2-Axis Position Indicator

Internal Grinding Equipment

Open Rest

Closed Rest

3-Jaw Chuck Ø 8"

Grinding Wheel Dresser

Balancing Mandrel

Grinding Wheel Flange

Front and Rear Splatter Guard

Operator Manual (Hard Copy and CD)

Coolant Tank with Magnetic Separator and Paper Filtration

   31 Gallon Tank

   40 Liter per Minute Flow Rate

   1/8 HP Pump

   Auto Paper Feed

Arnold Gauge and Assorted Associated Tools

OVERALL SIZES:

Overall Machine Size:  181" x 71" x 60" x 9,460 Lbs.

Coolant System:  66" x 43" x 30"