Liberty III

UNIVERSAL CNC ID/OD GRINDER

The Liberty III Universal Grinder is the next generation in our established line of Liberty CNC OD/ID grinders. The Liberty III was designed and built with a focus on heavy duty construction, higher horse power, and up to three spindle mounting locations. The CNC controlled wheel head with the large variety of spindle options available make the Liberty III a true universal grinder that can take on the most challenging grinding applications.

Specification SheetBrochure
  • General Specifications
  • Table Axis
  • Power
  • Crossfeed Axis
  • CNC Control / Programming
  • Workhead Spindle
GENERAL SPECIFICATIONS
Overall Dimensions (W x D x H)
120in x 130in x 80in
* HEIGHT WITH MIST COLLECTOR OPTION
105 IN (2670 MM)
MACHINE WEIGHT (NET)
15000 LBS (33069.3 KG)
MAX PART DIAMETER
14 IN (355.6 MM)
DISTANCE BETWEEN CENTERS
10 IN (254 MM)
WORKTABLE SIZE
7.25 IN X 38 IN (184.15 MM X 965.2 MM)
SERVO MOTOR DRIVEN BALLSCREW
HAND SCRAPED TURCITE COATED VEE & FLAT WAY SYSTEM
CLOSED LOOP HEIDENHAIN ABSOLUTE LINEAR GLASS SCALE FEEDBACK
SERVO POWER RATING
2.28 HP
TOTAL TRAVEL
13 IN
POWER REQUIREMENT
208, 230, OR 480 VAC – 60 HZ
POWER CONSUMPTION
39.5 KVA
MAX. CURRENT
100 A
SERVO MOTOR DRIVEN BALLSCREW
PRECISION ROLLING ELEMENT LINEAR MOTION BEARING
CLOSED LOOP POSITIONING WITH HEIDENHAIN GLASS SCALE FEEDBACK
SERVO POWER RATING
2.28 HP
TOTAL TRAVEL
13 IN
SIEMENS 840D SOLUTION LINE
INPUT FORMAT
ETHERNET OR USB
POSITION COMMAND
INCREMENTAL AND ABSOLUTE
PROGRAMMING FORMAT
INCH OR METRIC
MINIMUM PROGRAM INCREMENT
0.00001 IN (0.0001 MM)
HANDWHEEL CONTROL
REMOTE HANDHELD PENDANT
SPEED
0-1000 RPM
SPINDLE NOSE
A2-5 AND 5C COLLETS
TORQUE RATING
40 FT LBS NM (55 NM )
MANUALLY PIVOTING WORKHEAD (B-AXIS) – ACCURACY 0.0005°
SUPER PRECISION 15° ANGULAR CONTACT BEARINGS
Liberty III

The benefits built into every one of our CNC Grinding Machines

Hand Scraped Ways

Hand Scraped Ways

The human touch in a high precision machine. Hand scraping provides a more accurate surface for more accurate part production.
Cast Iron Bases

Cast Iron Bases

All of our cnc grinding machines utilize cast iron bases due to its high compressive strength and excellent vibration damping capacity.
Preprogrammed Cycles

Preprogrammed Cycles

Simplify the programming process by automating repetitive tasks such as drilling, boring, threading, and pocketing​.

REQUEST QUOTE

Review and Select Your Options
Machines must pass rigorous test grinding and verification to .00005” (.00127mm) or less

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GRINDING SPINDLES
SPINDLE NOSE (T.I.R.) 0.00005 IN (0.0013 MM)
OPTIONS
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