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  • Users: DavidLeech
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  1. DavidLeech

    How to determine angle of twist for open form section

    I am trying to find the angle of twist of a thin walled open form cold rolled steel section. The application is a roof member torsionally restrained at either end and subject to a uniformly distributed torque. I have section properties including Torsion Coefficient (J), Warping Coefficient (Cw)...
  2. DavidLeech

    Clinching Sheet Metal

    I am looking for a system of seam joining 2 layers of Mild Steel(each layer 1mm thick). Currently this is done with a "Tox" portable clincher but as the length of the joint is 6 metres, (18 feet approx)and the machine only does one clinch at a time, the time involved is excessive. For various...
  3. DavidLeech

    3D Sketching in SE

    Dear all, My new employer uses SE, I'm an experienced Solidworks user. Much of the work I will be doing in my new role is similiar to what I've accomplished in SWX using the 3D Sketching functionality (complex sweeps etc.). I've been looing through an academic version (V12) of SolidEdge and...
  4. DavidLeech

    Metal Folding Software

    My employer manufactures folded sheet metal products for the roofing and cladding industry. The material is typically less than 2mm (1/16") thick mild steel and product lengths are 8mtrs max. The pressings are simple 2D profiles and high levels of accuracy is not critical. At the mment all...
  5. DavidLeech

    Pro Photorender ?, Photoworks?, 3dmax ? etc.

    I am trying to decide on a rendering pakage to learn and am wondering if any comparisons exist between any of the above or other rendering packages which might help in deciding on which option is best. The models wil probably be native ProE but can be exported if necessary. I am looking for ease...
  6. DavidLeech

    Invalid References

    I have been receiving the message below in Assembly mode "Invalid reference to segment object used" with the message title "Update Component". Can anyone tell me what this means and what to do to get around it as there is nothing I can do in the assembly without this message appearing.
  7. DavidLeech

    Invalid References

    Can anyone tell me what the message "Invalid References to assembly object" means. I have started getting this in an assembly when I try to carry out any function at all. I have had this before and I had to rebuild the entire assembly from start.
  8. DavidLeech

    Scotch Yoke Modification

    Can anyone suggest a modification to the Scotch Yoke Mechanism which will produce a uniform rate of motion of the reciprocating slider as the crank rotates. A standard Scotch Yoke does not produce a uniform movement.

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