Top Hat Burnishing – Gearbox Drive Shaft
Challenge Details Surface finish of 16Ra microinch (0.4Ra) or better required Currently transferring shafts to another machine to grind down material Objective Propose a consistent
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Challenge Details Surface finish of 16Ra microinch (0.4Ra) or better required Currently transferring shafts to another machine to grind down material Objective Propose a consistent
Summary Of Results Replaced hand polishing with burnishing 22 minutes saved per part 0.2Ra surface finish achieved (Even better than required😉) Safer process THE CHALLENGE
Summary Of Results 8 to 12 Ra microinch (0.2-0.3 Ra) surface finish achieved $47 saved per part! Eliminated outsourcing & brought the entire process in-house
| Tool Number | Shank Size (Square) | Left/Right Hand | Roll Radius (in) | Roll Radius (mm) |
|---|---|---|---|---|
| S2075-00 | 1" | LH | 0.032" | 0.787mm |
| S2121-00 | 1" | RH | 0.032" | 0.787mm |
| S2548-00 | 1" | LH | 0.062" | 1.57mm |
| S2549-00 | 1" | RH | 0.062" | 1.57mm |
| S2327-00 | 1" | RH | 0.093" | 2.36mm |
| S2233-00 | 1" | LH | 0.093" | 2.36mm |
| 5900-100-80477 | 1" | LH | 0.125" | 3.175mm |
| 5900-100-80558 | 1" | RH | 0.125" | 3.175mm |
| S2302-00 | 3/4" | LH | 0.032" | 0.787mm |
| S2306-00 | 3/4" | RH | 0.032" | 0.787mm |
| S2427-00 | 3/4" | LH | 0.093" | 2.36mm |
| S2488-00 | 3/4" | RH | 0.093" | 2.36mm |
| S2313-00 | 1-1/4" | LH | 0.032" | 0.787mm |
| S2384-00 | 1-1/4" | RH | 0.032" | 0.787mm |
| CB356-00 | 1" | -- | 0.032" | 0.787mm |
| Tool Number | Shank Size (Square) | Left/Right Hand | Roll Radius (in) | Roll Radius (mm) |
|---|---|---|---|---|
| S2075-00M | 25mm | LH | 0.032" | 0.787mm |
| S2121-00M | 25mm | RH | 0.032" | 0.787mm |
| S2548-00M | 25mm | LH | 0.062" | 1.57mm |
| S2549-00M | 25mm | RH | 0.062" | 1.57mm |
| S2327-00M | 25mm | RH | 0.093" | 2.36mm |
| S2233-00M | 25mm | LH | 0.093" | 2.36mm |
| 5900-100-80477M | 25mm | LH | 0.125" | 3.175mm |
| 5900-100-80558M | 25mm | RH | 0.125" | 3.175mm |
| CB356-00M | 25mm | -- | 0.032" | 0.787mm |
The OD carbide roll burnishing tool can be used to burnish ODs, flat face surfaces, and shallow ID parts (Up to 1.000″ deep).
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