CINCINNATI MILACRON Shoe Centerless Grinder
Extended Range Micro-Centric Bearing Race Grinder – Year 2015
| EXTENDED RANGE MICRO-CENTRIC SPECIFICATIONS | ||
|---|---|---|
| Line | Description | Specification |
| 1 | Capacity – Part diameter | 101–254 mm (4″–12″) diameter |
| 2 | Part Length | 25–304 mm (1″–12″) length |
| 3 | Wheel specification | 609 OD × 304 ID × 304 Width mm (24″ × 12″ × 12″) |
| 4 | Grinding Wheel Motor | 22 kW (30 HP) variable speed servo motor |
| 5 | Grinding Wheel Spindle | Hydro-dynamic (Filmatic) |
| 6 | Grinding wheel balancer | Automatic |
| 7 | Workhead motor | 2.2 kW (3 HP) variable speed |
| 8 | Dresser | a. 2-Axis CNC control b. Glass scale positioning feedback c. Single point diamond d. 76 mm variable speed diamond roll cutter (fits on quill for blending radius) e. Ballscrews on diamond compensation and dresser traverse |
| 9 | Chuck | Expanding Arbor – parts locate on ID of cylinder liner (Current tooling: 254 mm (10″) multi-pole magnetic chuck) |
| 10 | Base | Epoxy granite for thermal stability and machine damping |
| 11 | Ways | Anti-friction linear ways |
| 12 | Infeed system | a. Heavy-duty infeed bracket b. 63 mm ballscrew (2.48″) c. Servo infeed motor & drive system |
| 13 | Electrics | a. Siemens 840D CNC controller b. Software & screens c. Complete documentation |
| 14 | Pneumatic | New |
| 15 | Hydraulics | New stand-alone unit for grinding wheel spindle |
| 16 | Gage | In-process gage |
| 17 | Guarding | Totally enclosed, with lighting and safety interlocks |
| 18 | Price – Estimate | Dependent on programming, tooling, etc. |
| 19 | Availability | In stock, under power |
| BUILDING OF EQUIPMENT | |
|---|---|
| The headstock grinder is equipped with a magnetic chuck (to be removed and replaced with an expanding arbor locating on the ID of the cylinder liner).
• Parts are fed via a walking beam system |
|
| MACHINE BED | |
| • Epoxy granite bed for superior thermal stability • Anti-friction linear guideways for headstock movement • Servo-driven infeed system |
|
| ARBOR SUPPORT | |
| • Expanding arbor clamps internally on part ID • Outboard support provides additional stiffness • In-process gaging system for ID clamping and grinding measurement |
|
| 2-AXIS CNC DRESSER | |
| • 2-Axis CNC controlled dresser with glass scale feedback • Single point diamond or rotary diamond cutter • Mounted on quill for radius blending capability |
|
| GRINDING WHEEL SPINDLE | |
| Grinding Wheel Size | 304 mm Width (12″) |
| • Hydro-dynamic spindle design • Dual-side support for maximum rigidity • Constant surface speed during grinding • Servo motor with variable speed drive |
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