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  1. LECmeasurement

    Drafting Copiers

    Honestly, who uses a blueprint machine anymore? I believe I have seen one or two blueprints from customers in the past few years. We usually laugh and wonder what sort of cave man sent them to us. Like the "ditto" machines that were used before photocopiers. Once photocopiers were widely...
  2. LECmeasurement

    Computer Reboots when Plotting - Acad 2000

    re-install and update your printer/plotter driver. Won't hurt, and might solve the problem. Regards, Ross Evans www.lecmeasurement.com
  3. LECmeasurement

    thread start position

    First of all, I don't think this is a very accurate way to locate a part. When you tighten the part, there will be at least 1/4 rotation between tight and very tight. Using some sort of torque wrench might make that situation better, however I doubt you are going to get a very accurate...
  4. LECmeasurement

    CMM and GD&T

    You can use a CMM holding fixture... Other than that any points on the datum surface will work to establish a datum. As long as the surface itself is within tolerance (i.e. flatness). The variance between the high and low points on the surface all fall in the tolerance range. The GD&T callout...
  5. LECmeasurement

    Blocking a layout?

    Delete the information that you do not want him to have, save it as a different file name. Easy as that... If you don't want him to have the model, then .pdf export the layouts. Go to download.com find a .pdf virtual printer driver, and your done. Regards, Ross
  6. LECmeasurement

    Supermax mill quality???

    Used machines are sold for a reason, usually because they are worn out. The question you should be asking, is what shape is this machine in? Supermax is a good make, and I have one of their machines here in my shop. However, a beaten up worn out Supermax is not any better than the cheapest mill...
  7. LECmeasurement

    about inspection fixture

    Dear Connery, You best bet is to find a company that can design and manufacture the fixtures for you. Designing an effective fixture is not a simple job, which you can learn from a website or a book. A fixture is only as good as the design. A poor choice of datums can result in a fixture that...

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