Microphone stand
From DDL Wiki
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== Customer Needs == | == Customer Needs == | ||
| - | + | - Precision positioning device that can move in any direction. Multi-degrees of freedom. | |
| + | -Hands-free device | ||
| + | -Portability | ||
| + | -Small Footprint | ||
| + | -Small overall size | ||
| + | -Inexpensive | ||
| + | -Durable/Reusable | ||
== Product Dissection == | == Product Dissection == | ||
Revision as of 16:22, 19 September 2007
This page was compiled as a project for the 24-441 Engineering Design Course at Carnegie Mellon University.
Executive Summary
Customer Needs
- Precision positioning device that can move in any direction. Multi-degrees of freedom. -Hands-free device -Portability -Small Footprint -Small overall size -Inexpensive -Durable/Reusable
Product Dissection
| Part # | Part Name | Qty. | Function | Weight (g) | Material | Manufacturing Process | Photo |
|---|---|---|---|---|---|---|---|
| 01 | Knurled knob | 1 | Friction knob to hold microphone in place | 6 | Plastic | Injection molding | |
| 02 | Lock washer (small) | 2 | Spacer between bolt and surface | 0.15 | Steel | Casting | |
| 03 | Headless bolt | 1 | Holds microphone attachment in place | 2 | Steel | Casting | |
| 04 | Microphone attachment | 1 | Holds microphone by threaded rod | 47 | Steel | Casting | |
| 05 | Grasping clamp | 2 | Clamps microphone attachment in place | 13 | Steel | Casting | |
| 06 | Grasping pin | 1 | Aligns grasping clamps | 0.5 | Brass | Extrusion | |
| 07 | Lock washer (large) | 1 | Spacer between bolt and surface | 0.2 | Steel | Casting | |
| 08 | Bolt | 4 | Holds upper angled plate sub-assembly | 2.5 | Steel | Casting | |
| 09 | Angled plate - bent | 2 | Holds frame to attachment | 11 | Sheet metal | Stamping/bending | |
| 10 | Upper spring | 2 | Counteracts weight of microphone | 53 | Steel | Wrapped wire extrusion | |
| 11 | Upper spring attachment | 4 | Holds spring in place | 2 | Steel | Casting/turning | |
| 12 | Threaded rod | 2 | Holds attachments together | 4 | Steel | Casting | |
| 13 | Bar linkage | 5 | Linkage, houses XLR cable | 94 | Sheet metal | Extrusion | |
| 14 | End fitting cap | 4 | Upper linkage cap, guides XLR cable | (n/a) | Plastic | Injection Molding | |
| 15 | Lock washer (medium) | 2 | Spacer between bolt and surface | 0.2 | Steel | Casting | |
| 16 | Nut | 3 | Tightens fixture | 0.5 | Steel | Casting | |
| 17 | Headless 1/2-threaded rod | 1 | Connects lower and upper sections | 4 | Steel | Casting | |
| 18 | Spacer (medium) | 2 | Spacer for central sub-assembly | 0.5 | Steel | Casting | |
| 19 | Spacer washer | 1 | Holds central sub-assembly | 0.2 | Steel | Casting | |
| 20 | Washer (medium) | 1 | Holds central sub-assembly | 0.2 | Steel | Casting | |
| 21 | Tightening cap | 1 | Tightens upper to lower section connection, secures joint angle | 3 | Plastic | Injection molding | |
| 22 | Angled plate - flat | 2 | Base for upper to lower connection | 10 | Sheet metal | Stamping | |
| 23 | End fitting cap (flat) | 2 | Upper linkage cap | (n/a) | Plastic | Injection molding | |
| 24 | Spacer (large) | 3 | Spacer for lower sub-assembly | 2 | Steel | Casting | |
| 25 | Long 1/4-threaded rod | 1 | Holds lower sub-assembly | 5 | Steel | Casting | |
| 26 | Spacing bolt/rod | 1 | Spaces and holds lower springs | 2 | Steel | Turning | |
| 27 | Lower spring | 2 | Counteracts weight of microphone | 35 | Steel | Wrapped wire extrusion | |
| 28 | Lower spring attachment | 2 | Holds spring in place | 2 | Steel | Turning | |
| 29 | Base bracket | 1 | Connects frame to mounting section | 47 | Sheet metal | Stamping/bending | |
| 30 | White bushing | 1 | Protects and guides XLR cable | 0.5 | Plastic | Injection molding | |
| 31 | XLR cable | 1 | Carries signal to microphone | 50 | Various | Electric |
