اصنع مولد من موتور

اصنع مولد من موتور

اصنع مضخة من حقنة

اصنع مضخة من حقنة 

Syringe Bottle Pump

تحقيق التوازن

تحقيق التوازن

Balancing Act

اصنع ماكينة لحام 2

ماكينة لحام 2

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Removing the secondary windings

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  Image Notes

  1. secondary windings
  2. Recover both parts of this connector
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  Image Notes

  1. sawn off with iron saw
  2. 10mm bit
  3. iron core
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  Image Notes

  1. magnetic shunt - remove!

• connector

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    Image Notes

    1. Make sure it has a ground connection!!!
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  • 

    Image Notes

    1. If you want to add a switch to switch the welder on and off, then don't add this connector yet!

  The pictures should explain everything.

  Step 4: Grounding the iron core

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    Image Notes

    1. ground connection!
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    Image Notes

    1. 
       
    2. 
       

    3. windings

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    4. !

Woodworking

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  Image Notes

  1. 20cm long
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  Image Notes

  1. Drill a hole that is just bigger than the bolt so that it can rotate easily, and insert the bolt.
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  Image Notes

  1. Cut a piece of wood like this
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  Image Notes

  1. Add a washer
  2. Drill a hole that is a little smaller than the bolt.
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  Image Notes

  1. Connect everything.
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  Image Notes

  1. invent something like this :P
  2. Copper electrodes actually work better but I didn't have those.
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  Image Notes

  1. This actually comes out of a circuit breaker. Just use whatever you can find to fasten the wires.
  2. Everything is tightened with this screw.

Just follow the pictures ;)

Step 7: Adding the secondary windings

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• 

  Image Notes

  1. Add some screws here (from the bottom of the shelf)
  2. and some screws here
  3. Secure the wire here
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  Image Notes

  1. MOT connected to the shelf.
  2. Insert the new windings just like this.
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  Image Notes

  1. 2 windings
  2. to be clear: this is One wire/winding.

- connect the wooden piece and the MOT to the shelf (picture 1 and 2)
- make 2 windings with the thick wire, where the old secondary windings were. (picture 3 and 4)

Step 8: Adding a switch (not required)

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  Image Notes

  1. remove these and solder the new wire on to here.
  2. remove these and solder the new wire on to here.
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woodworking

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  Image Notes

  1. Cut out a piece of wood like this
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  Image Notes

  1. Drill a hole that is just smaller than the bolt and screw it in.
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  Image Notes

  1. Cut the wires at length and screw everything together.
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  Image Notes

  1. automatically springs back to this position :)
  2. Connect to the shelf like in step 7.
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  Image Notes

  1. perfect line-up
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  Image Notes

  1. We'll cut this off here
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  Image Notes

  1. Looking good right? :D
  2. You could cut away this part of the shelf if you'd like to. It might be easier for welding larger objects.
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  Image Notes

  1. [Overview] This is what you should have by now.

Again follow the steps in the images.

big test!

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Step 10: The big test!

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http://m.instructables.com/id/MOT-spot-welder/?ALLSTEPS