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Recent content by GageDr

  1. GageDr

    Time for part temperature to normalize to ambient

    Grant, Just a thought. Have you ever considered Temp Comp Gages? There are quality system that not only check the temp of the part, but also of the gage checking the part, as well as the part master. This process that is widely used in the aluminum piston manufacturing, as well as the rail...
  2. GageDr

    Spindle Run-out Inspection Rig

    Marco, I apologize for a possible miss statement I may have made in the previous post. I said, "...it is probably more cost effective to locate the part between centers...". Locating between centers may not be an option. How you locate the part depends on the datums specified on the drawing...
  3. GageDr

    Cutting holes in a cavity

    The key is to locate positionally on a couple of dowel pins, and leave clearance around the the screw holes. This allows the fasteners to be used as just that, fasteners not locators.
  4. GageDr

    Spindle Run-out Inspection Rig

    Marco, I am currently working on a project like this for a customer that machines shafts, pinions, and side gears. If you are only inspecting one or two items per part, it is probably more cost effective to locate the part between centers and use dial or electronic indicators. If you are...
  5. GageDr

    Cutting holes in a cavity

    If you are going to put in a couple of dowels, I would not use the the threaded fasteners for locating. If you have a problem finding someone to jig bore 50 microns or less, I would find someone to jig grind the holes. A good jig grind hand can hold both size and location too 2.5 microns...
  6. GageDr

    Portable gage/fixture for Runout measurements??

    I would suggest a fixture gage that would locate on the datums that must be on location with the bore. You also add a precision bushing to the fixture that is located where the true position of the hole should be. Apply a custom made sweep unit to the bushing and the indicator located on the...
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