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Recent content by AaronH

  1. AaronH

    Questions about old thread engagement thread

    Also, the U of T-M link seems to be broken from Mr. Fox's post. Anyone know if this information is duplicated elsewhere? I'd like to read it and gain more insight. Thanks, Aaron
  2. AaronH

    Questions about old thread engagement thread

    All, While researching thread engagement I ran across this old thread: http://www.eng-tips.com/viewthread.cfm?qid=254805 Mr. Fox eludes to an error in Machinery's handbook. I have been searching the past threads to see if I could find where he spoke more about it in a previous thread, but so...
  3. AaronH

    Any information available on Yamaguchi vertical machining centers?

    Thanks all for the replies. I have finally cracked the case. I found a machine shop that has a similar model machine. The maintenance guy was kind enough to send me an extra copy of the operation manual that they had. One of the pages listed Yamaguchi Machinery Co. Nagoya, Japan as well as...
  4. AaronH

    Machining center with onboard CMM

    How about this? Link
  5. AaronH

    Any information available on Yamaguchi vertical machining centers?

    Looks like that's a fabrication shop. About the only info I can dig up is that the name of the company in Japan may have been Yamaguchi Ironworks, but any search of that name hasn't produced a company that builds/built CNC machines. It's very likely they've been out of business for several...
  6. AaronH

    Any information available on Yamaguchi vertical machining centers?

    All, I have been searching the net for information on Yamaguchi vertical machining centers. So far, I have found almost nothing except a few for sale listings. What happened to the company, were they bought by someone or did they just fold altogether? Where can I find technical specs for the...
  7. AaronH

    Need help finding 3D model for AT10 x 50mm wide 42 tooth pulley

    All, About a month ago I needed a 3D model of an AT10 45 tooth pulley for 50mm wide belt. 45 tooth is not standard for most vendors. I managed to locate a vendor/website that had a lot more tooth options than most vendors and downloaded the 45 tooth pulley model. Today, I need a 42 tooth...
  8. AaronH

    Black metric dowel pins

    Juergen, I think you've got the right idea. They probably are Form B dowels. I grabbed one from the shop to take a closer look at it. According to my calipers they measure about 5.01mm. This likely is h8 tolerance and not m6, which would rule out Form A. For whatever reason these pins always...
  9. AaronH

    Black metric dowel pins

    All, I have seen (and used) metric dowel pins that are black. These pins have had much smaller corner breaks and lead in chamfers than the average dowel. If you've ever seen the ones I am talking about you'll know because they stand out as being quite different than most pins. They're almost...
  10. AaronH

    Error when attemting to create assembly sequence in Motion

    All, I have been using Motion to simulate the mechanical functions of my design. With some trial and error I have got it working pretty decent. Now I want to create an assembly sequence using my animation results from my Motion study. When I try to export the sequence I get the following...
  11. AaronH

    Simulate motion of a bearing block on a closed loop track

    I am finally making some progress. Up until now, my results have been very erratic. Simply adjusting the solution time would generate vastly different results. Sometimes the bearing would only travel part way though the path and stop with an error. I could vary settings, but it seemed to stop at...
  12. AaronH

    Simulate motion of a bearing block on a closed loop track

    When I added the "point on curve" constraint I believe it did that for me. When I double click those constraints it shows only one curve selected and then click on "select curve" it highlights one continuous curve.
  13. AaronH

    Simulate motion of a bearing block on a closed loop track

    All, I want to simulate part of a machine I am developing. The basis of it is a bearing block that is mounted to a track that has a series of straight and curved sections that form a closed loop. Can someone recommend the proper joints, constraints, and driver(s) necessary to demonstrate a...
  14. AaronH

    How to define a pinch hazard?

    All, I have a design I am working on where a moving object is going to come close to a fixed object. At this point in the design I can control how close the two objects can get. I need to get them as close as I can but avoid a pinch hazard as well. Unfortunately, the issue cannot be designed...
  15. AaronH

    Grub screw blanking.

    Can you get around the patent by adjusting your design slightly and using something other than the screws? Let's say rivits? They're cheap, easy to install, and can be flush. Another thought would be to mechanically stake the two tubes together. Similar to riviting, but without actually using a...

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