Windshield wiper assembly 2

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Revision as of 19:51, 30 January 2011

Contents

Report 1 - Product Analysis: Competitor Study

Executive Summary

Major Post-Production Stakeholders

Product Usability Study

Assembly

Product Operation

Bill of Materials

Part Number Sub-Assembly Part Name Quantity Weight (in g) Function Manufacturing Process Material Image
Base Structure


1 Driver Side Wiper Casing 1 111 Protect Arm 3 (driver side) wiper mount linkage Cast Aluminum Image:.jpg


2 Passenger Side Wiper Casing 1 212 Protect Arm 3 (passenger side) wiper mount linkage Cast Aluminum Image:.jpg
3 U-Shaped Connection Bar 1 259 Connect driver and passenger side wiper mount casings Stamping Steel Image:.jpg
Vibration Mount (large)
4 Metal Grommet Insert (large) 2 Stabilizes vibration mount by holding onto chassis Extended and expanded Steel Image:.jpg
5 Rubber Mount (large) 2 Vibration dampening Molding Rubber Image:.jpg
Vibration Mount (small)


6 Metal Grommet Insert (small) 1 Stabilizes vibration mount by holding onto chassis Extended and expanded Steel Image:.jpg


7 Rubber Mount (small) 1 Vibration dampening Molding Rubber Image:.jpg


Arm 1


8 Arm 1 Linkage (w/ plastic ball-in-socket joint) 1 53 Transfers drivetrain's rotational motion 90 degrees to linkage mechanism's plane Steel tube crushed and welded. Hole drilled, ball-in-socket joint stamped in. Steel Image:.jpg


9 Lock Washer 1 2 Distribute nut pressure Steel Image:.jpg


10 Nut 1 3 Attach Arm 1 to drivetrain Tapping Steel Image:.jpg


Arm 2
11 Arm 2 Linkage (w/ plastic ball-in-socket joint) 1 149 Transfer motion Steel tube crushed and welded. Hole drilled, ball-in-socket joint stamped in. Steel Image:.jpg


Arm 3


12 Arm 3 linkage (w/ plastic ball-in-socket-joint) 2 Transfer motion Steel Image:.jpg
13 Wiper Mount Pin 2 Transfer motion Steel Image:.jpg


14 Plastic Cover 2 2 Prevent fluid from seeping into linkage area Injection Mold Plastic Image:.jpg


15 Screw-On Cap 2 11 Protect Wiper Mount Pin Cast and Threaded Die Steel Image:.jpg


Arm 4


16 Arm 4 linkage [Length: 20.5" (52 cm) 1 177 Transfer motion Image:.jpg


Other


17 Top Washer 1 1 Steel Image:.jpg


Gear Casing


18 Gear Casing Cover Screws 4 <1 Attach cover to casing Die Steel Image:.jpg


19 Drivetrain Mounting Bolts 3 5 Mount drivetrain to base Die Steel Image:.jpg
Motor


20 Motor Mounting Bolts (w/ Lock Washer) 4 5 Mount motor to base Die Steel Image:.jpg


21 Motor Mounting Nuts 4 3 Mount motor to base Tapping Steel Image:.jpg


22 Motor 1 Convert electric current via EMF to rotation of a linear worm gear Standard purchased part Image:.jpg


Windshield Wiper


23 Wiper 2 Rotate about pin and sweep across windshield Plastic Image:.jpg


24 Blade 2 Remove water or other debris from windshield Rubber Image:.jpg

DFMA

FMEA

DFE

Team Member Roles (Report I)

References

Retrieved from "https://wiki.ece.cmu.edu/ddl/index.php/Windshield_wiper_assembly_2"
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