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Used Internal Grinding Machines

  • Heald Red Head Spindles

    Heald Red Head Spindles

    • Manufacturer: Heald

    Heald Red Head Internal Grinding Spindle (1) 44″ Quill Length (1) 70″ Quill Length

    Romeo, MI
  • Trusted Seller
    2014 Okuma GI-20N II

    2014 Okuma GI-20N II

    • Manufacturer: Okuma
    • Model: GI20NII

    * CNC Control OSP U20G. * Marposs Gauging * Rotary Dresser * 30,000 RPM High Frequency Spindle * Chiller * Coolant System * Grinding Time: 3,789 * All Available Disks and Manuals

    Hampshire, IL
  • Okamoto Micro Processor Controlled IGM-2M

    Okamoto Micro Processor Controlled IGM-2M Internal ID Grinding Machine

    • Manufacturer: Okamoto
    • Model: IGM-2M

    Stantec Sales & Services is Offering the Following Equipment: Okamoto Micro Processor IGM-2M ID Grinding Machine Test Okamoto Micro Processor Controlled IGM-2M Internal ID Grinding Machine OKAMOTO IGM-2M Micro Pr...

    $20,000 USD
    Lenapah, OK
  • Trusted Seller
    1970 Cincinnati-Heald 274 UNIVERSAL WITH

    1970 Cincinnati-Heald 274 UNIVERSAL WITH LONG BASE

    • Manufacturer: Cincinnati

    CINCINNATI-MILACRON HEALD MODEL No. 274 UNIVERSAL "LARGE CAPACITY - LONG BASE INTERNAL GRINDER" MODEL: No. 274 S/N: 40414 NEW: 1976 SPECIAL NOTE: MACHINE WAYS HAVE BEEN REDONE BY THE REKNOWNED MACHINE ...

    Harrison, NJ
  • Trusted Seller
    1986 Voumard 5A/1500, NEW 1986,

    1986 Voumard 5A/1500, NEW 1986, MADE IN SWITZERLAND

    • Manufacturer: Voumard

    VOUMARD "MADE IN SWITZERLAND" HIGH-PRECISION" UNIVERSAL INTERNAL GRINDING MACHINE WITH EXTENDED LENGTH OF 1500mm MODEL: #5A/1500 S/N:052395 NEW: 1986 GRINDING DIAMETER ......................... 0.20" TO...

    Harrison, NJ
  • Trusted Seller
    1975 Cincinnati-Heald 273A, 1975, UNIVERSAL,

    1975 Cincinnati-Heald 273A, 1975, UNIVERSAL,

    • Manufacturer: Cincinnati
    • Model: 273A

    #273A CINCINNATI MILACRON - HEALD "HIGH-PRECISION" UNIVERSAL INTERNAL GRINDING MACHINE MODEL: 273A S/N: 47101 NEW: 1974 MAXIMUM SWING OVER TABLE EXTENSION, WORKHEAD PARALLEL TO TABLE WITHOUT CHUCK GUARD,...

    Harrison, NJ
  • Trusted Seller
    2006 Weldon UGC, Two Spindle,

    2006 Weldon UGC, Two Spindle, Fanuc 21i-TB CNC, Robot

    • Manufacturer: Fanuc

    Weldon Model UGC Small Capacity CNC I.D. Grinder ** Fanuc 21i-TB CNC Control ** ** Epson Robot Loader ** New: 2006 Comments from the former owner": " Machine while running in our shop, production holding +/- .000...

    Harrison, NJ
  • Trusted Seller
    1981 Cincinnati-Heald 273A, 1981, EXTRA

    1981 Cincinnati-Heald 273A, 1981, EXTRA SWING, EXTENDED BASE

    • Manufacturer: Cincinnati
    • Model: 273A

    CINCINNATI MILACRON-HEALD "HIGH-PRECISION" UNIVERSAL INTERNAL GRINDING MACHINE, WITH EXTENDED BASE OPTION (12" EXTRA) & LARGE SWING OPTION (32.5" SWING) *** THIS MACHINE WAS MADE IN THE USA *** MODEL: #273A ...

    Harrison, NJ
  • Trusted Seller
    1954 Heald #74 Planetary Grinder

    1954 Heald #74 Planetary Grinder #019374

    • Manufacturer: Heald
    • Model: 74

    Specifications Equipped With Heald #74 Planetary Grinder Specifications: Swing Diameter:

    Houston, TX
  • Heald 273A

    Heald 273A

    • Manufacturer: Heald
    • Model: 273A

    Internal Cylindrical Grinder Maximum swing inside table way guard: 24-1/2" | Swing of workhead at 90°: 13" | Swing inside chuck guard: 20" | Workhead positioning slide travel: 17-1/2" | Maximum table travel: 20" ...

    Town of Rockingham, VT
  • Heald 72-A

    Heald 72-A

    • Manufacturer: Heald
    • Model: 72A

    Cylindrical ID Grinder Cross Feed Dial Graduation on Diameter of Work: 001"

    Town of Rockingham, VT
  • 1989 Heald 1CF91

    1989 Heald 1CF91

    • Manufacturer: Heald
    • Model: 1CF-91

    Manual Cylindrical ID Grinder *THIS IS A HEALD REBUILT MACHINE* **GAMFIOR HI-FREQUENCY WHEELHEAD SPINDLE NOT INCLUDED** ***CF-PART LOAD CHUTE NOT INCLUDED***

    Town of Rockingham, VT
  • Dumore Tool Post Grinder #7-011,

    Dumore Tool Post Grinder #7-011, Internal/External Spindles, Case & Accessories

    • Manufacturer: Dumore

    Dumore Tool Post Grinder Model #: 7-011 S/N: 8073-2019 Motor: 3/4 Hp, 115 Volt, 1 ph, 60 Hz. Internal/External Spindles, Case & Accessories. NOTE!! ONLY ONE (1) Internal Spindle is Included with Grinder Full Load...

    $1,000 USD
    United States
  • Trusted Seller
    HEALD 172

    HEALD 172

    • Manufacturer: Heald
    • Model: 172

    80” Swing 78” Face Plate with 8-T-Slots Dresser Power Table Feed, Std. Heald Way, Moves the I.D. Spindle to the Face Plate & Back No Power Cross Feed of the I.D. Spindle Coolant System Coolant thru the Workhead S...

    Houston, TX
  • BRYANT 1416

    BRYANT 1416

    • Manufacturer: Bryant

    Bryant 1416 Internal Grinder Weight: 10,000 LBS | Equipped with: Acu-Rite Digital Readout Dresser **BUYER RESPONSIBLE FOR VERIFYING SPECIFICATIONS & OPTIONS** | Swing: 15.74 in | Max grinding bore: 0.375 in | St...

    Phoenix, AZ
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Overview

Internal grinding machines are specialized tools designed for precision grinding of the internal diameters of cylindrical parts. These machines are crucial in producing components with high accuracy and fine surface finishes, commonly used in industries like automotive, aerospace, and manufacturing for creating bearings, bushings, and other precision components.

FAQ

What factors should I consider when purchasing an internal grinding machine?

Consider the machine's accuracy, spindle speed, grinding capacity, and compatibility with the types of materials you will be working with. Additionally, evaluate the machine's ease of use, maintenance requirements, and available support or service options.

How can I safely ship an internal grinding machine?

Use a specialized machinery transport service to handle the shipment. Ensure the machine is properly secured, protected from dust and moisture, and clearly labeled for handling instructions during transit.

What is the maintenance schedule for an internal grinding machine?

Regular maintenance includes checking and lubricating moving parts, inspecting grinding wheels for wear, and ensuring proper alignment and calibration. Refer to the manufacturer's manual for specific maintenance intervals and procedures.