Ottomatics Inc. Machine List

Specifications

Used Citizen Model L20 Type Viii (720)
Swiss Style Cnc Lathe
With Mitsubishi Cincom M7 Control
Maximum Machining Diameter: .79"
Maximum Machining Length: 7.87" Per Chucking
Maximum Front Drilling Diameter: .39"
Maximum Front Tapping Diameter (Tap & Die):M8 (Tap) & M6 (Die)
Spindle Through Hole Diameter: .94"
Maximum Main Spindle Speed: 10,000 Rpm
Spindle Speed Change Steps: Stepless
Spindle Indexing: 1 Degree
Maximum Chuck Diameter of the Back Spindle: .79"
Maximum Front Protrusion Length of Back-
Machined Work Piece: 3.15"
Maximum Protrusion Length of Back Spindle
Work Piece: 1.18"
Maximum Drilling Diameter in the Back
Machining Process: .31"
Maximum Tapping Diameter in the Back
Machining Process: M6
Maximum Back Spindle Speed: 8,000 Rpm
Back Spindle Speed Change Steps: Stepless
Rotary Tool Spindle for Cross Machining
Maximum Drilling Diameter: .31"
Maximum Tapping Diameter: M6
Spindle Speed: 20 - 4,500 Rpm
Spindle Speed Change Steps: Stepless
Number of Tools to Be Mounted
Turning Tools on the Gang Tool Post: 5
Rotary Tools for Cross Machining: 5
Front Drilling Tool: 3
Back Drilling Tool: 3
Ottomatics Inc
Att: John Otto (John@Ottomatics.Com)
Tooling Size
Tool Bit: .47" X .47" X 5.12"
Sleeve .75"
Maximum Diameter of Tool Mounted
in the Rotary Tool Holder of Tool Post: .28"
Rapid Feed Rates
X1 Axis: 32 M/Min
Y1 Axis: 32 M/Min
Z1 Axis: 32 M/Min
X2 Axis: 32 M/Mim
Z2 Axis: 32 M/Min
Axis Strokes
X1 Axis: 3.76"
Y1 Axis: 11.93"
Z1 Axis: 8.07"
X2 Axis: 12.44"
Z2 Axis: 7.09"
General
Bar Length: 98.43"
Center Height: 41.34"
Motors for Main Spindle Drive (Cont/15 Min):3 Hp / 5 Hp
Input Power Capacity: 8 Kva
Coolant Tank Capacity: 39.6 Gallons
Size: 42.72" (D) X 83.07" (W) X 69.69" (H)
Weight: 4,631 Lbs