Affiliated Companies: Excel Industries, Inc. and H.K. Holdings, Inc.

Grinder, Cylindrical, Herkules, 25" x 135"

Ref # 9797

YEAR: 1997


Herkules WS 450-8L x 3500 CNC Cylindrical Grinder

Machine just out of service from Major Aerospace Facility.

Grinding Diameter: 25"
Maximum Swing: 48"
Center Distance: 135"

Weights of Machine Parts (Approx. Weights)

Grinding Carriage Bed: 10 T 22,000 lbs.
Grinding Carriage: 5,9 T 13,000 lbs.
Roll Bed: 7,7 T 17,000 lbs.
Headstock: 4,5 T 10,000 lbs.
Tailstock: 1,4 T 3,000 lbs.
Switchbox, Each 1,5 T 3,300 lbs.

Main Dimensions:

Floor Space Required: 13,7 x 4,1 m 540" x 275"
Center Distance: 3500 mm 135"
Grinding Length: 3500 mm 135"
Grinding Dia, Max (New Wheel) 635 mm 25"
Grinding Dia, Min.: 0 mm 0"
Max. Swing Over Bed: 1220 mm 48"
Range of Grinding Head (X-Axis): 400 mm 15.7"
Max. Workpiece Weight to be permitted:
? Between Centers: 8,500 lbs.

Grinding Wheel:

Dimensions, Max.: 762 x 75 x 203 mm 30" x 3" x 8"
Speeds: 400 - 1200 RPM
Interval: Amplitude 0 - 15%
Interval: Period 20 - 60
Driving Power, Max.: 20,4 KW

Grinding Spindle Bearings:

Radial Play, Grinding Wheel Side: 0,04 mm 0,0015"
Radial Play, Belt Side: 0,04 mm 0,0015"
Axial Play, Min.: 0,03 mm 0,011"
Measure "A": 84 mm 3.30"

Headstock:

Speeds: 10 - 100 RPM
Driving Momentum: Approx. 85 Nm

Oscillation of Speed:

Interval Amplitude: 0 - 15%
Interval Period: 20 - 60 Sec.
Type of Drive: V-Belt Drive

Tailstock:

Adjustment of Center Shaft: 150 mm 6"
Accommodation hole for center: 63,5 mm 2,5"
Accommodation hole for dresser: Cyl. 9,5 mm 0.375"
Motorical movement center shaft: 10 - 140 mm/min. 0,39 - 5,55 in/min.

Grinding Carriage Movements (Z-Axis):

Feeds: 5 - 3000 mm/Min. 0,2 - 188 in/min.
Rapid Motion: 3000 mm/Min. 118 in/min.
Slow Motion: 100 mm/Min. 4 in/min.

Infeeds of Grinding Head (X-Axis):

Automatic Infeed on carriage reverse: 0,01 - 0,09 mm 0,0004" - 0,0035"
Continuous Infeed: 0,01 - 0,2 mm/Min. 0,0004" - 0,008"

Infeed Speed for automaitc approach: 1 mm / Min. 0,04 in/min.

Rapid Motion: 750 mm/Min. 29,5 in/min.

Slow Motion: 5 mm/Min. 0,2"

Infeed with Elect. Handwheel: 1 Stroke 0,0001 mm 0,000004"
1 Revol. 0,01 mm 0,0004"

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