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  • Offer Profile
  • Okamoto Machine Tool Works Ltd. Japan has been the world‘s leading manufacturer of high-quality grinding machines and equipment since 1926.

    The intense collaborations between Okamoto Machine Tool Works Ltd. Japan and Okamoto Machine Tool Europe GmbH guarantees the development
    and manufacture of innovative grinding machines with the very highest precision. In our actions, we aspire to respond positively to
    the market and make use of investments for future growth for the overall success of our company.

Product Portfolio
  • MACHINES

      • SURFACE AND PROFILE GRINDING MACHINES

          • LINEAR 350 B

          • Manual precision surface grinding machine

            With a grinding length of 350 mm and a cross travel of 150 mm the Linear 350B is ideally suited for the toolroom. It features a high level of standard equipment to ensure easy handling and the manual control allows quick and precise small part production.

            • Machine base made of cast iron
            • Vibration -reducing construction
            • Table slideway with linear rollers

            Additional equipment
            • Electro-magnetic chuck
            • Balancing unit with arbour
            • Wheel flange
          • ACC DX

          • Precision surface grinding machine

            With a grinding length of 500 – 1000 mm and a cross travel of 200 –500 mm the Okamoto DX Series is ideally suited for the toolroom.
            It features a high level of standard equipment to ensure easy handling, quick and precise small part production. The robust cast iron construction and double-V slideways in both table and crossfeed ensure long term precision.

            • Hydraulic surface grinder with automatic feed
            • Moving saddle design
            • Double-V slideways longitudinal and cross
            • PLC controller with proven reliability

            Additional equipment
            • Electro-permanent magnetic chuck
            • Wheel head mounted Hydraulic dresser
            • Paper band filter with coolant system
            • Cross-feed digital readout
            • Spindle speed inverter
          • ACC SA

          • Precision surface grinding machine

            With a grinding length of 500 – 600 mm and a cross travel of 200 – 300 mm the Okamoto SA Series is ideally suited for the toolroom. It features a high level of standard equipment to ensure easy handling, quick and precise small part production. The robust cast iron construction and double-V slideways in both table and crossfeed ensure long term precision. The intuitive operation of the controls simplifies usage and increases productivity considerably.

            • Reinforced machine construction
            • Automatic grinding cycles
            • Double-V table and cross slideways
            • Table dresser option

            Additional equipment
            • Electro-(permanent) magnetic chuck 500 mm x 200 mm / 600 mm x 300 mm
            • Paper band filter coolant system
            • Temperature stabilized wheelhead
            • Fully automated balancing system
            • Wheel flange
          • ACC 42 SAIQ

          • Precision surface and profile grinding machine

            With a grinding length of 400 mm and a cross travel of 200 mm the Okamoto ACC-42SAiQ is ideally suited for the toolroom. It features a high level of standard equipment to ensure easy handling, quick and precise small part production. The robust cast iron construction and double-V slideways in both table and crossfeed ensure long term precision. The intuitive graphical user interface of the colour touch screen control simplifies usage and increases productivity considerably.

            • Reinforced machine construction
            • Automatic grinding cycles
            • Double-V table and cross slideways
            • 3-point dresser

            Additional equipment
            • Electro-(permanent) magnetic chuck 400 mm x 200 mm
            • Paper band filter coolant system
            • ISO profile-making software
            • Okamoto-I-CAM, CAD/CAM software
          • ACC CA/CAIQ

          • Precision surface and profile grinding machine

            With a grinding length of 600 – 1000 mm and a cross travel of 400 – 600 mm the Okamoto ACC-CA/CAiQ is ideally suited for the toolroom. It features a high level of standard equipment to ensure easy handling, quick and precise small part production. The robust cast iron construction and double-V slideways in the table ensure long term precision. The intuitive operation of the controls simplifies usage and increases productivity considerably.

            • Surface and profile grinding machine
            • Choice of touch screen control or simple PLC controller
            • Moving column design
            • Magnetic chuck sizes from 600 x 400 to 1000 x 600 mm

            Additional equipment
            • Electro-(permanent) magnetic chuck
            • Hydraulic overhead dresser with compensation
            • Paper band filter coolant system
          • ACC CA2/CA3

          • Precision surface grinding machine

            With a grinding length of 600 – 1000 mm and a cross travel of 400 – 600mm the Okamoto ACC-CA2/CA3 is ideally suited for the toolroom. It features a high level of standard equipment to ensure easy handling, quick and precise small part production. The robust cast iron construction and double-V table slideways (CA2) ensure long term precision. The intuitive operation of the controls simplifies usage and increases productivity considerably.

            • CNC surface & profile grinding machine
            • e.g. 3 axes simultaneously
            • Column feed for cross movement
            • Dialogue input system

            Additional equipment
            • Hydraulic oil temperature controller
            • Wheel flange
            • Balancing unit with arbour
            • Electromagnetic chuck
            • Coolant systems
          • ACC CHNC

          • Double column surface and profile grinding machine

            With a grinding length of 2000 – 4000 mm and a cross travel of 1050 – 2050 mm the Okamoto ACC-CHNC Series is ideally suited for both toolroom and production use. It features a high level of standard equipment to ensure easy handling, quick and precise
            part production. The robust cast iron construction and double-V table slideways together with gantry cross slide ensure long term precision. The intuitive operation of the controls simplifies usage and increases productivity considerably.

            • Double column machine
            • Robust construction for the very highest geometry requirements
            • Precision surface processing
            • Conversation software

            Additional equipment
            • Electro-(permanent) magnetic chuck
            • Paper band filter coolant system
            • Hydraulic overhead dresser with compensation
          • UPZ NC II

          • NC-controlled surface & profile grinding machine

            With a grinding length of 400 – 500 mm and a cross travel of 200 – 250 mm the Okamoto UPZ NCII Series is ideally suited for the toolroom. It features a high level of standard equipment to ensure easy handling, quick and precise small part production. The robust cast iron construction and double-V slideways in both table and crossfeed ensure long term precision. The intuitive operation of the controls simplifies usage and increases productivity considerably.

            • FANUC 0i control
            • „Teach-in process“
            • Scale-Feed-Back for the Z axis
            • Temperature-stabilized grinding spindle head

            Additional equipment
            • Electro-(permanent) magnetic chuck
            • Paper band filter coolant system
            • Precision static balancing unit
            • Diamond roll / disk dressing unit
            • Temperature stabilized wheelhead
        • CYLINDRICAL GRINDING

            • UGMSV

            • Precision vertical universal cylindrical grinding machine with B axis

              With the introduction of this new universal series of vertical and internal grinding machines, Okamoto combines its extensive know-how in the field of internal and external grinding in an entirely new design.

              • CNC universal vertical grinding machine
              • Pivoting wheel head (B axis)
              • Automatic Tool Changer for 4 wheels
              • Roundness 0.9 μm

              Additional equipment
              • 3-jaw chuck 500mm diameter manual
              • wheel mounts / holder with clamping cone BT40
              • coolant system with paper belt filter SBF 60
              • coolant system with magnet separator and temperature controller
            • OGM 250 UDX

            • Universal cylindrical grinding machine

              A Universal cylindrical grinding machine having a diameter capacity of 200 mm and with 500 mm between centres, the OGM 250 UDXB is ideally suited for toolroom small batch production. it is delivered with a comprehensive level of standard equipment to suit toolroom production and allows quick and easy setup. The
              stable design of the spindle head together with double-V table slideways provides for a robust machine with long-term precision. The intuitive operation of the controls simplifies usage and increases productivity considerably.

              • Proven PLC type Okamoto DX control
              • With internal grinding unit in the standard equipment
              • AC motor ball screw table drive mounted on a T-shaped cast iron machine bed

              Additional equipment
              • Set of 6 Automatic driving dogs Φ5-80 mm capacity
              • Static Balancing unit with arbour
              • Table angle measuring system
              • Internal grinding unit
              • Self-centring chuck
              • Manual type 2- and 3-point steady rests
            • OGM 350 NCIII

            • Precision cylindrical grinding machine

              Standard software with 10-step grinding program. Software for profile grinding optionally available. Entry of grinding data via touchscreen. Wheel and work spindles driven by Fanuc AC servomotors. Shoulder locator and gap eliminator are
              included in the standard equipment.

              • External / universal cylindrical grinding machine
              • FANUC touchscreen control featuring easy to use software
              • Sizes from 500 mm to 1500 mm between centres

              Additional equipment
              • Self centring 3-jaw chuck with adaptor Ø 200 mm
              • Paper filter coolant system with 120 litre tank
              • Work light LED
            • UGM 360 NC

            • Precision cylindrical grinding machine with B-axis

              Standard software with 10-step grinding program. Software for profile grinding optionally available. Entry of grinding data via touchscreen. Wheel and work spindles driven by Fanuc AC servomotors. A swing down wheel dressing device for internal grinding is included in the standard equipment.

              • Double V table slideways
              • T-shaped machine bed
              • Temperature-stabilized spindles
              • Low-maintenance B-axis motor with direct drive
              • Directly powered ball screws

              Additional equipment
              • Motor-powered tailstock
              • Roll dresser
              • Gap Elimination
              • Programming software iCAM / EDELAC Win
            • IGM 15 NCIII/NCIII-2

            • Internal grinding machine with single or twin spindles

              Standard software with 10-step grinding program Software for plain bore, taper and contour grinding with 2-axis control. Entry of grinding data via touchscreen with easy to use software. Wheel and workhead spindles are driven by AC servomotors. High precision is further optimized via thermally stabilized infeed ball screw.

              • Internal cylindrical grinding machine for bore lengths up to 150 mm
              • FANUC touchscreen with easy to use software input
              • Single spindle or Twin spindle model with high frequence motor-driven spindles

              Additional equipment
              • 3-jaw chuck
              • Selection of internal spindles with quill
              • Coolant system with paper belt filter
              • Coolant system with magnetic separator and temperature controller
          • ROTARY TABLE GRINDING

              • PRG DXNC

              • Precision rotary table grinding machine

                Horizontal spindle CNC rotary table grinding machine. This machine has a portal design, with moving column crossfeed. The table is in constant rotary motion, which adapts automatically to the changing grinding diameter. Furthermore, the table can be pivoted ± 3° for calibration.

                • Rotary table grinding machine with horizontal spindle
                • Variable table speed with constant cutting speed
                • Portal design with cast iron construction
                • FANUC control

                Additional equipment
                • Variable speed control for the grinding wheel
                • Work light LED LED
                • Oil mist extraction
                • Coolant system with paper filter and magnet separator
              • UPR-NC

              • High precision rotary table grinding machine

                High precision rotary table grinding machine with hydrostatic guide ways and air cushion for the rotary table.
                 
                • IN-SITU measuring system
                • Dialogue or ISO programming
            • POLISHING MACHINES

                  • AERO LAP

                  • Finishing system for polishing/lapping irregular profiles

                    For extremely fine lapping of irregular profiles, AERO LAP is also equipped for small tools and parts. The special suspension multicone enables an automated lapping process without changing the geometry of the components to be worked. Multicone is a special elastic carrier medium to which diamond powder has been added. The media is directed onto the workpiece via a nozzle from a special turbine.
                     
                    • Easy lapping of irregular profiles
                    • Improves tool life of all tools (drills, milling cutters, form punches, etc.)
                    • Suitable for PVD/CVD coating (pre/mirror-gloss lapping)
                    • Negligible production of dust and odour
              • SEMICONDUCTOR EQUIPMENT

                  • LAPPING

                  • The OKAMOTO Product range contains machine for the abrasive
                    process for semiconductor materials.
                    From slicing the Ingots to the final device, our target is the best
                    quality and highest precision.
                    Our products are one step further in the direction of minimising and flexibility.
                  • ECONOMICAL POLISHING AND LAPPING

                  • OKAMOTO is the only manufacturer to offer a total abrasive technology solution world wide. Not only grinding but also lapping and polishing equipment and process development.
                    For further information please contact Okamoto Europe.

                    Final Polishing
                    OKAMOTO is the only manufacturer to offer a total abrasive solution
                    lapping and polishing equipment.