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Recent content by chrisr1980
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Datums and MMC question
pmarc, We are well aware of this and believe it will be the next discussion point with our end customer. Our plan is to draw the gage to nominal and overlay a dxf of the dimensions taken from our measurement system. Based on initial testing we have found that parts that would be out of...- chrisr1980
- Post #14
- Forum: Drafting Standards, GD&T & Tolerance Analysis
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Datums and MMC question
pmarc, I have checked the tool and it does have the .002 added for the perpendicularity. Belanger, I agree with you on this point as well. Our supplier of this part has not been able to hold a proper CpK when taking variable data so we have switched to 100% inspection on these features...- chrisr1980
- Post #10
- Forum: Drafting Standards, GD&T & Tolerance Analysis
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Datums and MMC question
Attached is a sketch of the part. Our functional gage in this case is 1.002 to contain the OD, with a .141 pin located at the basic dimension for datum C and a .134 pin located at the basic dimensions .200...- chrisr1980
- Post #6
- Forum: Drafting Standards, GD&T & Tolerance Analysis
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Datums and MMC question
Hello, I am new to this site and I hope I can explain my question clearly. I have a cylinder that has 2 holes on a surface. Datum A is my plane, Datum B is the outer diameter of the cylinder, and datum C is the diameter of one of the holes. I have a true position callout on Datum C to...- chrisr1980
- Thread
- Replies: 17
- Forum: Drafting Standards, GD&T & Tolerance Analysis
