ACRA MACHINERY 

13173 Arrow Route, Rancho Cucamonga, CA 91739

TEL: (909) 899-3000 Fax: (909) 899-8188

E-Mail: info@acramachinery.com


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AM4 SERIES

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FEATURES:
  • Class 7 Angular Contact Bearings
  • Certified Meehanite Casting
  • Ram Locking System U.S. Patent #4990039 Utilizing 6 T-Bolts
  • #40 NST STD. w/ Erickson Thread
  • Hand Scraped Turret-Column Ways
  • Square Y & Z Ways
  • Dust Cover For Knee And Crossfeed Ways
  • Precision Hardened And Ground Table With Turcite
  • Double Wall Column
  • Built-In Coolant Tank In Base

STANDARD EQUIPMENT:

  • Hardened & Ground Table & Ways
  • Double Wall Construction
  • TURCITE On The X & Y Axis
  • Quill Heat Treat Hardened & Chromed

MADE IN TAIWAN

STOCK# MODEL NET WEIGHT
AMKM7 10X54 AM4V Variable Speed 3,520 LBS
AMKM8 10X54 AM4AC AC Inverter Drive 3,520 LBS
  AC 440 Volts  

CONSTRUCTION:

   
DOUBLE-LOCK-DEVICES                

The Knee, Arm, Table & Saddle Are Each Equipped With A Pair of Locks To Firmly Clamp Each Axis And To Eliminate The Possibility of Lateral Movement.

  BACKLASH ADJUSTMENT

The Double Nut Arrangement Utilized On The Table And Saddle Allows Backlash To Be Nearly Eliminated And Can Be Adjusted In A Matter Of Minutes.

  PRECISION HAND SCRAPING

The Upper & Lower Surface Of The Saddle Are Laminated With TURCITE-B And Precisely Hand Scrapped To Provide A Smooth, Accurate And Wear Resistant Slideway Surface.

         
   
MEEHANITE CAST IRON

All Essential Castings Are Made Of High Grade Meehanite Cast Iron Which Has Been Stress Relieved To Provide A Rigid Machine Structure.

  LOW VIBRATION VARIOUS SPEED HEAD

The Quietest Head You Ever Used, With Dynamically Balanced Pulleys And Chrome-Plated Motor Shaft For Smooth Speed Changing Free Of Noise And Vibration.

  SOLID QUILL-FEED

The Quill-Feed Mechanism Utilizes A One-Piece Pinion Gear And Shaft As Well As A One-Piece Worm And Wormshaft Both Providing Strength, Rigidity And Less Maintenance.

         
HIGH PRECISION SPINDLE

The Spindle Is Supported By Super Precision Class 7 (P4) Angular Contact Ball Bearings Which Have Been Accurately Measured, Selected And Preloaded, Then Assembled In A Temperature Controlled Room To Ensure Accuracy And Rigidity Throughout The Full RPM Range.

  ACCURATELY GROUND QUILL & HOUSING

Hardened And Ground Spindle Back-Gears. The Hard Chromed Quill Is Ground To Mirror Finish And Fitted To The Quill Housing To Ensure Smooth Movement, Excellent Rigidity And Offers Extreme High Spindle Accuracy.

         

[ AM4 Series Specs | Brochure | Mills Models ]

 


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