Windshield wiper assembly 2

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{|class="wikitable" border ="1" cellspacing="0" align="center" style="text-align:center"
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! style="background:#efefef;" | Part Number
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! style="background:#efefef;" | Sub-Assembly
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! style="background:#efefef;" | Part Name
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! style="background:#efefef;" | Quantity
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! style="background:#efefef;" | Weight (in g)
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! style="background:#efefef;" | Function
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! style="background:#efefef;" | Manufacturing Process
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! style="background:#efefef;" | Material
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! style="background:#efefef;" | Image
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|-
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| Base Structure
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|-
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! Column 1 heading
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| 1
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!Part #
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!Sub-Assembly
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| Driver Side Wiper Casing
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!Part Name
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| 1
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!Quantity
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|111
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!Weight (in g)
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|Protect Arm 3 (driver side) wiper mount linkage
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!Function
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|Cast
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!Manufacturing Process
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|Aluminum
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!Material
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|
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!Image
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|-
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| 2
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|
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| Passenger Side Wiper Casing
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| 1
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| 212
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| Protect Arm 3 (passenger side) wiper mount linkage
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| Cast
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| Aluminum
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|
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|-
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| Row 1, column 1
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|3
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| Row 1, column 2
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| Row 1, column 3
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|
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| U-Shaped Connection Bar
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| 1
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| 259
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| Connect driver and passenger side wiper mount casings
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| Stamping
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| Steel
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|
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|-
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|
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| Vibration Mount (large)
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| Row 2, column 1
 
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| Row 2, column 2
 
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| Row 2, column 3
 
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|-
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| 4
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|
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| Metal Grommet Insert (large)
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| 2
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|
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| Stabilizes vibration mount by holding onto chassis
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| Extended and expanded
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| Steel
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|
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|-
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| 5
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|
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| Rubber Mount (large)
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| 2
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|
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| Vibration dampening
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| Molding
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| Rubber
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|
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|-
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|
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| Vibration Mount (small)
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|
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|
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|-
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| 6
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|
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| Metal Grommet Insert (small)
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| 1
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|
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| Stabilizes vibration mount by holding onto chassis
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| Extended and expanded
 +
| Steel
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|
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|-
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| 7
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|
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| Rubber Mount (small)
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| 1
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|
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| Vibration dampening
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| Molding
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| Rubber
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|
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|-
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|
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| Arm 1
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|
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|
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|-
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| 8
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|
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| Arm 1 Linkage (w/ plastic ball-in-socket joint)
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| 1
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| 53
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| Transfers drivetrain's rotational motion 90 degrees to linkage mechanism's plane
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| Steel tube crushed and welded. Hole drilled, ball-in-socket joint stamped in.
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| Steel
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|
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|-
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| 9
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|
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| Lock Washer
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| 1
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| 2
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| Distribute nut pressure
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|
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| Steel
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|
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|-
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| 10
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|
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| Nut
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| 1
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| 3
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| Attach Arm 1 to drivetrain
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| Tapping
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| Steel
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|
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|-
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| Arm 2
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|
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|
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|-
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| 11
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|
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| Arm 2 Linkage (w/ plastic ball-in-socket joint)
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| 1
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| 149
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| Transfer motion
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| Steel tube crushed and welded. Hole drilled, ball-in-socket joint stamped in.
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| Steel
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|
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|-
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|
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| Arm 3
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|
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|
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|
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|
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|
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|-
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| 12
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|
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| Arm 3 linkage (w/ plastic ball-in-socket-joint)
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| 2
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|
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| Transfer motion
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|
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| Steel
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|
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|-
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| 13
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|
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| Wiper Mount Pin
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| 2
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|
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| Transfer motion
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|
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| Steel
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|
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|-
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| 14
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|
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| Plastic Cover
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| 2
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| 2
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| Prevent fluid from seeping into linkage area
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| Injection Mold
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| Plastic
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|
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|-
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| 15
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|
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| Screw-On Cap
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| 2
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| 11
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| Protect Wiper Mount Pin
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| Cast and Threaded Die
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| Steel
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|
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|-
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|
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| Arm 4
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|
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|-
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| 16
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|
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| Arm 4 linkage [Length: 20.5" (52 cm)
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| 1
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| 177
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| Transfer motion
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|
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|
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|-
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| Other
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|
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|
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|-
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| 17
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|
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| Top Washer
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| 1
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| 1
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|
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|
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| Steel
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|
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|-
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|
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| Gear Casing
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|
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|
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|-
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| 18
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|
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| Gear Casing Cover Screws
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| 4
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| <1
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| Attach cover to casing
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| Die
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| Steel
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|
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|-
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| 19
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|
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| Drivetrain Mounting Bolts
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| 3
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| 5
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| Mount drivetrain to base
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| Die
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| Steel
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|
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|-
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|
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| Motor
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|
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|
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|
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|-
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| 20
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|
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| Motor Mounting Bolts (w/ Lock Washer)
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| 4
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| 5
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| Mount motor to base
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| Die
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| Steel
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|
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|-
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| 21
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|
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| Motor Mounting Nuts
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| 4
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| 3
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| Mount motor to base
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| Tapping
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| Steel
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|
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|-
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| 22
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|
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| Motor
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| 1
 +
|
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| Convert electric current via EMF to rotation of a linear worm gear
 +
| Standard purchased part
 +
|
 +
|
 +
 
 +
 
 +
|-
 +
|
 +
| Windshield Wiper
 +
|
 +
|
 +
|
 +
|
 +
|
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|
 +
|
 +
 
 +
 
 +
|-
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| 23
 +
|
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| Wiper
 +
| 2
 +
|
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| Rotate about pin and sweep across windshield
 +
|
 +
| Plastic
 +
|
 +
 
 +
 
 +
|-
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| 24
 +
|
 +
| Blade
 +
| 2
 +
|
 +
| Remove water or other debris from windshield
 +
|
 +
| Rubber
 +
|
 +
 
 +
|-
 +
 
 +
}
== DFMA ==
== DFMA ==

Revision as of 19:12, 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

}

DFMA

FMEA

DFE

Team Member Roles (Report I)

References

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


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


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


7 Rubber Mount (small) 1 Vibration dampening Molding Rubber


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


9 Lock Washer 1 2 Distribute nut pressure Steel


10 Nut 1 3 Attach Arm 1 to drivetrain Tapping Steel


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


Arm 3


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


14 Plastic Cover 2 2 Prevent fluid from seeping into linkage area Injection Mold Plastic


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


Arm 4


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


Other


17 Top Washer 1 1 Steel


Gear Casing


18 Gear Casing Cover Screws 4 <1 Attach cover to casing Die Steel


19 Drivetrain Mounting Bolts 3 5 Mount drivetrain to base Die Steel
Motor


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


21 Motor Mounting Nuts 4 3 Mount motor to base Tapping Steel


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


Windshield Wiper


23 Wiper 2 Rotate about pin and sweep across windshield Plastic


24 Blade 2 Remove water or other debris from windshield Rubber
Retrieved from "https://wiki.ece.cmu.edu/ddl/index.php/Windshield_wiper_assembly_2"
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