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KEARNEY & TRECKER MODEL 307S-12 PLAIN HORIZONTAL

Vertical Machining Centers CNC
Manufacturer:
GIDDINGS & LEWIS
Model:
307S-12
Year:
1970
Stock #:
4940
KEARNEY & TRECKER MODEL 307S-12 PLAIN HORIZONTAL

Table working surface 12" x 62-1/2" with 3 t-slots
Power feed range
Longitudinal 34"
Cross 12"
Vertical knee 18"
Feeds (16)
Range - longitudinal & cross 1/4 to 32 IPM
Vertical 1/8 to 16 IPM
Rapid traverse (6 way)
Longitudinal & cross 150
Vertical 75
Spindle taper National Standard No. 50
Spindle speeds range (24) 25 to 2000 RPM
Overall dimensions 79-1/2" x 70-1/2" x 68" High
Approximate weight 6,000 lbs.

MOTOR SPECIFICATIONS

7-1/2 HP 3/60/220/440 Spindle drive motor with full electric control
s
1-1/2 HP Feed drive motor
1/4 HP Coolant pump motor

Vertical head attachment
Monolever autocycle table control
Electro-hydraulic automatic cycle control
Automatic backlash eliminator
Coolant system
Arbor support
Automatic spindle brake

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