Product Engineering: Imp. Drvr Ideas for Next Semester

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Discussion Overview

The discussion revolves around ideas for improving a cordless impact driver as part of a Product Engineering and Manufacturing course. Participants explore potential modifications, enhancements, and features that could be implemented on the tool, considering both mechanical and electronic aspects. The scope includes brainstorming, technical suggestions, and considerations for practical applications in product design.

Discussion Character

  • Exploratory
  • Technical explanation
  • Conceptual clarification
  • Debate/contested
  • Homework-related

Main Points Raised

  • One participant suggests redesigning the impact driver for aesthetic appeal with multiple color options.
  • Another proposes adding an ambidextrous side handle and an on-board torque meter, while also questioning the necessity of a clutch mechanism.
  • A different participant mentions the potential for a programmable clutch similar to that found in electric screwdrivers.
  • There is a suggestion to explore warranty and repair data from DeWalt to identify common failure points for improvement.
  • Some participants express uncertainty about the guidance available from DeWalt engineers and the need for proactive communication.
  • One participant humorously suggests extreme modifications for increased power, such as larger batteries or a "nitro hemi option."
  • Another participant discusses the idea of using a torsionally flexible bar to limit torque without complex mechanisms.
  • Concerns are raised about the workload and complexity of the project, with one participant expressing that it may be a challenging course.

Areas of Agreement / Disagreement

Participants do not reach a consensus on specific improvements or modifications for the impact driver. Multiple competing ideas and suggestions are presented, reflecting a range of perspectives and uncertainties about the best approach.

Contextual Notes

Participants note that the project does not have to be limited to mechanical improvements, allowing for electronic modifications as well. There is also mention of the need for effective communication with industry contacts to gather useful information.

Who May Find This Useful

This discussion may be of interest to students in engineering or product design courses, professionals in product development, and hobbyists looking to enhance tool functionality.

  • #31
cyrusabdollahi said:
more ideas :devil:
One more idea. Instead of one switch for direction of rotation and a separate trigger, install a rocker trigger with two curved recesses for the index finger. Upper recess tightens, lower one loosens (my preference). If they make pre-production samples, send me one. Make sure the trigger recesses are large enough to be felt easily, and groove one of them so that they can be discerned by feel. Are you feeling rich yet?
 
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  • #32
cyrusabdollahi said:
But, you would get free tools.

Okay then... I'm in. :biggrin:

Good idea about the recesses, Turbo. I had one of those useless little B & D cordless drill/drivers, and my finger kept slipping from one end of the rocker to the other. Very irritating.
I might suggest further that the switch be long enough to be used easily with heavy gloves on. That was impossible with the B & D thing.
 
  • #33
Danger said:
Okay then... I'm in. :biggrin:

Good idea about the recesses, Turbo. I had one of those useless little B & D cordless drill/drivers, and my finger kept slipping from one end of the rocker to the other. Very irritating.
I might suggest further that the switch be long enough to be used easily with heavy gloves on. That was impossible with the B & D thing.
The grooves in one recess would be useful for a rocker trigger that is relatively small and actuated by moving your index finder up and down a bit. A larger rocker trigger could be big enough to accommodate gloved fingers and the tighten-loosen selection could be made by squeezing with either the index finder or the middle finger. Cyrus, I want modest royalties, or at least some free tools. :biggrin:
 
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  • #34
These are good ideas, but I don't know if I will be able to do them! It would mean making a model of the drill in Pro-E, and that's NOOOO EASY task. I would have to redesign the entire plastic housing...yikes. The problem is DeWalt uses another program, NOT pro-E. So I can't use their models in pro-E to make modifications.
 
  • #35
cyrusabdollahi said:
These are good ideas, but I don't know if I will be able to do them! It would mean making a model of the drill in Pro-E, and that's NOOOO EASY task. I would have to redesign the entire plastic housing...yikes. The problem is DeWalt uses another program, NOT pro-E. So I can't use their models in pro-E to make modifications.
Wahh! These ideas are too hard for me! :cry: :cry: :cry: :cry: Do you want to make a fortune or merely coast through your courses and earn a grade?
 
  • #36
Im not going to make a penny off of this design. DeWalt might, I wont. The point of that class isn't to be a master at Pro-E. Do you know how much *time* it would suck up to redesign the entire case of a drill?!

I have three other *real* courses on controls and dynamics to spend than making drill parts. Its all going to depend on how much time I have and what is a realistic task. Redesigning an entire drill in one semester is not realistic, on top of which is a 50-100 page report.
 
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  • #37
brewnog said:
A pink one for girls?

Already covered by MIH in the marketing dept (see first page). :smile:
 
  • #38
Oh yeah, and by the way...waaaaaaaa :cry: :cry: :cry:
 
  • #39
cyrusabdollahi said:
Oh yeah, and by the way...waaaaaaaa :cry: :cry: :cry:

Just remember -- Nobody does it half as good as you. Baby, you're the best.:smile:
 

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