42" KING VERTICAL BORING MILL

Max. swing without side head 49"
Max. swing with side head 46"
Height under rail 37"
Face of column to center line of table 16"
Number of table speeds 16
Regular range of table speeds in geometric progression 4.1 to 125
High range of table speeds in geometric progression 6.7 to 200
Speed changes in primary drive mechanism 4
Speed changes in main drive mechanism 4
Regular range of table speeds 2.9 to 135 RPM
High range of table speeds 4.4 to 200 RPM
Speed changes in main drive mechanism 4
Number of feeds 16
Feed per revolution of table .0025" to .500"
Rapid traverse speed, feet per minute - 60 cycle current 10
Rapid traverse speed, feet per minute - 50 cycle current 8.3
Diameter of table 42"
Depth of table 7-3/8"
Outside diameter of upper bearing 19"
Inside diameter of upper bearing 13"
Outside diameter of lower bearing 16"
Inside diameter of lower bearing 10-3/4"
Depth of column 35-7/8"
Width of rail bearing on column 6"
Front width of rail 21-1/4"
Rear width of rail 19-1/2"
Length of saddle bearings on rail 24-1/2"
Length of ram bearing in swivel 30"
Diameter of cross feed screw 1-1/4"
Diameter of down feed rod 1-1/2"
Height under ram tool holder 35-3/4"
Travel of ram-75% length of swivel bearing for ram (up) 33"
Ram extends below rail-100% bearing in swivel 25-1/2"
Swivel of ram (either side of vertical) 60 deg.
Minimum distance between center line of R.H. and L.H.
ram heads 14-1/2"
Smallest diameter hole that ram will enter 9"
Dimension of ram 7-1/2" x 6-9/16"
Size of tool in ram tool holder 1-1/4"x 1-1/4"
From table to bottom of turret block when the turret
slide is in its highest position 43"
Height under turret tool holder 38-1/2"
Travel of turret slide-75% length of swivel bearing
for slide 37"
Swivel of turret slide (either side of vertical) 30 deg.
Minimum distance between center line of R.H. swivel
turret and L.H. ram head 19-3/4"
Size of tool in turret tool holder 1-1/4"x 1-1/4"
From table to bottom of side head tool block when the
side head is in its highest position 26"
Travel (vertical) of side head 31"
Travel of side head ram with full length of bearing
of 20" in the side head 22"
Dimensions of side head ram 5-1/2"x 5-1/2"
Dimensions of tool block 6-1/2"x 6-1/2"
Size of head tool 1-1/4"x 1-1/4"
Length of side head bearing on front of housing 25"
Page 3 of 3
Width of side head bearing on front of housing 9-3/8"
Approximate floor space
Parallel to the rail with one head on rail 139"
At right angle to the rail 114"
Height overall 121"
Approximate weight
One head on rail, with side head 30,000 lbs.
Two heads on rail, with side head 34,000 lbs.
One head on rail, without side head 24,500 lbs.
Two heads on rail, without side head 28,500 lbs.

MOTOR SPECIFICATIONS

Speed in RPM, A.C. constance speed motor drive 1200
Horse power of main drive motor 30
Speed in RPM, constant speed elevating and rapid
traverse motor 1750
Horse power of elevating & rapid traverse motor 3