Homework 8

# Homework 8 - 123 ME Name: _ Section: AA AB AC AD AE AF AG...

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ME 123 HW8 Name: ________________________________ Section: AA AB AC AD AE AF AG ZN Visualization and CAD // Spring ‘10 // Due: 5/26 by 5 p.m. / 1. Write your name and circle your section in the space provided above. I hereby give permission for my papers to be returned in MEB 231 ____ 2. When the shaft is installed in the bearing as shown below it is never to protrude left of the bearing. What is the maximum common fractional value that can appear at “A”? ____ What is the minimum clearance between the shaft and the hole? ____________ What is the maximum clearance between the shaft and the hole? ____________ What is the tolerance of the hole? _______________ What type of fit is this? __________________ 3. The basic dimension of the slot is 3 ½”. The fit is an LC2. Please give the dimensions for the slot and the key in limit form. Also please determine the allowance, maximum clearance and type of fit. Allowance: Maximum Clearance: Type of Fit: .500” .490” 2 7/8”

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4. Dimension the part shown below using Geometric Dimension and Tolerance procedure so that the following functional requirement are met: a. Indicate the datum surfaces A, B and C. b. Surface D is flat to within 0.05 mm at maximum material condition. c. Surface D is parallel to surface A to within 0.10 mm regardless of feature size. d. The 20 and 50 for the location of the shaft are true-position dimensions. e. The shaft has a tolerance of ± 0.05mm. f. The shaft axis must lie within a tolerance zone of 0.20 mm in diameter regardless of feature size. g.
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## Homework 8 - 123 ME Name: _ Section: AA AB AC AD AE AF AG...

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