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  • Users: var10
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  1. var10

    Batch No and Retail Price Printer attachment for an existing packing machine

    Hi We have a very old packing machine (form filling machine) to fill 5gms sachets. We purchased this second hand. We need an attachment kind of a thing which can be welded or bolted on to the machine so when the 5gms sachets are packed and exit the machine I want another process where the batch...
  2. var10

    Failure Load Calculations

    Hi Everyone, I am trying to validate the design by verifying that the design will withstand the applied load. Just want to know what will be right to use interms of figuring out failure load. Yield stress or tensile stress? The ultimate yield only gives you the Force where it starts to deform...
  3. var10

    Zn Plate coatings and touch ups

    Hi I have a Mild steel plate which on the drawing says the Finish is "Zn Plate & Passivated (Clear)". I noticed a problem with the C/bore holes and therefore I need to make it deeper which will remove the coating. To re-apply the coating can I just get zinc gal bottles? or Zinc brush plating...
  4. var10

    EMC coatings on plastic

    Anyone with any suggestions on EMC coat that can be used on plastic parts. Each can is $50 and we use 2.5 cans for every unit. The goal is to achieve electrical conduction and shielding inside our molded plastic part. The stuff that we use is very harmful and its expensive. The molded...
  5. var10

    Automation Scope Table

    Hello, I want to make a movement table for a scope. I basically just want two axis movements, one in Z (vertically) and one in Y (Horizontally perpendicular to the user), don't need X movement. Z movement = 80mm so 40mm up & 40mm down. Y Movement = 40mm so 20 left & 20 right. Just wondering...
  6. var10

    Silicon Wafers

    We are trying to calibrate our low light emitting equipment at the moment. We have an inhouse calibrated LMT L1003 to measure and calibrate and it only does till 0.0001 cd/m2. So we just check till this but our equipment can go even finer. Just wondering if silicon wafers can do even finer...
  7. var10

    ABS painting

    Hello all, I have an ABS bowl that needs to be flat black painted for functional applications. The bowl has more than 100 holes where we have small LEDs. So obviously we paint it before Leds go in. Unfortunately we have to ream the holes to fit the LED modules due to tolerances and this ream...
  8. var10

    Horizontal "X" direction and Vertical "Z" direction movement

    Hi All, I have a very weird shaped static part at the moment which I am going to try to make one part to move in two axis "X" and "Z". Basically lets just say my design is an L shaped one. I am thinking of either making one of them move in two directions while the other stays the same. Can...
  9. var10

    Cup noodles containers manufacturers?

    Hello everyone, We need cup noodles containers for our food products. After spending hours researching on google, I still can't find someone that manufacturers cups similar to mi-goreng or maggi or top ramen. Most online search results are crap or not the shape and size I want to see. Also...
  10. var10

    tut help please!

    Hello everyone, Can anyone help me out with downloading solidworks 2015 tutorials? I have basically used solidworks 2008 and 2012 for nearly 8 years. Now moving on to Solidworks 2015 I thought I will further my skills in the following, 2015 Sheetmetal 2015 Weldments 2015 Advanced Assemblies...
  11. var10

    Symmetrical Note on the drawing

    In our manufacturing drawings we usually have the practice of putting centre line symbol on the view and leaving a note on the drawing saying the part is symmetrical about the vertical centre line or horizontal centre line or both. Sometimes we also say that the part is symmetrical about...
  12. var10

    Best material to make a punch for cutting

    Hi, I am trying to make a punch to cut gasket foam material such as the A910 acrylic foam or AGP200. Still not decided on the foam. But thickness is around 1-1.5mm. Instead of sending them out to a supplier to precut the foam, I am planning just to make a cutting punch. Are there any...
  13. var10

    Heat/Cooling load calculations

    Hello everyone, I need some help understanding this formula. qc = Hc/(p*Cp*(t0-tr)) qc Volume of air for Cooling m3/s Hc Cooling load W t0 Outlet Temperature C tr Room or housing Temperature C cp Specific heat capacity of air J/kg. K p density of air kg/m3 My scenario - I am basically trying...
  14. var10

    Materials Touch Temperature

    Good morning everyone, I was researching on some materials that can be easily touched at 400deg C. Presently I have some aluminium jigs that go through the oven for 4 minutes but due to the very obvious reason of high thermal mass of aluminium they are too hot to be touched by bare hands of our...
  15. var10

    Nickel coated Aluminium blackening issue!

    We have a d38999/20ff35sa connector - http://www.digikey.com/product-detail/en/D38999%2F20FF35SA/AD38999%2F20FF35SA-ND/2063569 that fits in our anodized aluminium enclosure. The PCB sits inside the enclosure and the inside is epoxy'd. We epoxy it by placing the enclosure upside down with the...
  16. var10

    Difference between orange peel and ripple finish?

    Hi, Can someone please explain if there is any difference between orange peel effect and ripple effect? My understanding was that they call it differently in different countries? Am I right? Here in Australia I have heard about ripple finish powder coating but never really heard anything about...
  17. var10

    Metallic Ink Spray for Shielding!

    Hi, I am trying to stop emi losses by upgrading the current design of our product. And I came across metallic ink that can be sprayed or just painted. Just wondering if this is better than conventional ways meaning using finger stock gaskets, conductive seals, conductive tapes etc? Curious to...
  18. var10

    Drilling 0.8mm Brass

    Hello All, I have to drill a 0.33mm hole through a 0.8mm thick sheet of Brass. Any suggestions on how to do it. I have basically tried it with a 0.4mm 118deg angle high speed steel. Not even a noticeable scratch. Also tried it with 0.5mm and 0.6mm bits. Its a higly tedious process to go through...
  19. var10

    Height Adjustable Stand shelf

    Hello All, I am quickly trying to make this into a height adjustable stand refer image. With barely any time and very little money and only this 30x60mm aluminium extrusions stand we need the top shelf to move up and down (not much may be just 150mm up and 150 mm down). Since there is barely...
  20. var10

    End Radius!

    Hi All, First and foremost, I am trying to make a dimple on a brass sheet that is 0.8mm thick. The standard to which I am making these dimples say "Deep Dimple made with a 4.8mm rod with a 5mm end radius". Can anyone explain what your understanding of this is? Maybe my understanding of End...

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