Homemade Quadcopter

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Introduction: Homemade Quadcopter

    If you want to make a quadcopter for the first time, that is 100% yours and you don't have a 3D printer then this instructable is for you! One of the main reasons I put this instructable together is so that you guys don't have to go through the same frustrating experiences I went through in building my first quadcopter. I spent weeks and weeks on it because I didn't have much to go with then. First I didn't order the right parts, then my charger malfunctioned and caused my battery to puff up, I went through about 7 different kinds of drone frames, each one taking me a couple of days to weeks to make. Thankfully, as you can see, I finally perfected it and the end result is very satisfying!

    Supplies

    These are all the parts you will need for this project...

    1. Plywood, 7mm thick and about 30 x 22cm (A4 paper size) (found at your local hardware store)

    2. Aluminium square tubing 1m long and 2.5cm square (found at your local hardware store)

    3. Props x 4 (propellers) size 1045 (https://ebay.to/33S6EOV)

    4. Receiver & controller (https://bit.ly/2KW0L8I)

    5. Motors and ESCs x 4 (https://urlzs.com/g1nPR) (this link for a pack of 4)

    6. Insulating coverings or electrical tape (found at your local hobby shop)

    7. Flight control board (https://bit.ly/2KQLFEE)

    8. Bolts,nuts,and washers x5 and some small panel pins/nails (found at your local hardware store)

    9. Screws, some small long ones and some small short ones (found at your local hardware store)

    10. Lipo Battery (https://bit.ly/2ZmOamf)

    11. Lipo charger (https://bit.ly/2gC64vR)

    12. A power supply for the battery charger (I found an old car battery charger that does well)

    13. Lead extension wire (https://ebay.to/2PauP85)

    14. Thread locker (found at your local hobby shop)

    15. Wire and solder (found at your local hardware store)

    16. XT60 connectors (https://bit.ly/2hvMxlU)

    Step 1: Collect Your Supplies

    Step 2: Making the Pod

    Print off the PDF that is in this section and glue it onto your plywood, cut out and drill all the holes that are on the plan and then cut some thin strips of plywood to use on the base to hold the battery in place. Note: you can cut the sides of the pod narrower or wider depending on the battery size.

    Find the center of balance by balancing your battery on the base plate and draw a line at the end. Glue the small strips of plywood onto the platform so that the battery is stiff to push in.

    Then you've finished Step Two!

    Step 3: Making the Aluminium Frame

    Cut your aluminium tube into two 50cm lengths, cut notches the width of the tube (2.5cm) half way along each piece of tube up to half the depth, then drill and bolt the two pieces together so that it forms a perfect X.

    Now use a motor mount that comes with your motors to draw where the holes need to be drilled on the ends of the X. Drill the holes.Then tape the pod to the frame and drill the eight holes that are on the base, also make sure to file off the sharp bits around the drill holes or they will rip your ESCs later.

    Glue the sides to the base and put some panel pins in to strengthen it just in case it crashes. :)

    Now you've finished Step Three!

    Step 4: Mounting the Motors and Pod

    Now it's time to screw your motors to the frame, this is where your thread locker comes in handy, if you don't use it there is a high chance you will loose one of your motors while flying, and that's probably not what you want!

    Connect/Solder your ESC's(electric speed controllers) to your motors so that the top left motor spins clockwise, the top right motor spins anti-clockwise, the bottom right motor spins clockwise and the bottom left motor spins anti-clockwise. To change the direction of the motors, change any two of the three wires on your ESC around and the motor will spin the opposite direction. When that's done insulate your connections/joins.

    Pull your ESC's through the aluminium tube and use tweezers to pull the wires through the holes. Line up your pod on top and pull the wires through that too before bolting it onto the frame.

    And then you've finished Step Four!

    Step 5: Soldering the Wires and Mounting the Kk2.1.5 Flight Controller

    Solder all the black(-) wires together and all the red(+) wires together, also solder two wires to an XT60 clip (a red one and a black one). Attach the receiver onto the front end of the pod with some 'blue tac' (or you could use a zippy tie.)

    Thread the lead wires from the ESCs and the Receiver through the holes in the pod lid then screw on the lid. Next screw the kk2.1.5 flight controller onto the lid. Connect the lead wires from the ESCs into the right hand side of the kk2.1.5 flight control board and the leads from the receiver on the left side.

    You've now finished Step Five!

    Step 6: Setting Up the KK2.1.5 Flight Controler

    Plug in your battery and your kk2 flight controller should boot up, it should be displaying an Error message, ignore that and press the menu button, scroll down to the bottom and click on the 'factory reset'. It should then pop up with a menu for choosing which drone frame you want, scroll down until you get to Quadcopter X mode, click 'accept', and then click back and back again, go back to the menu and scroll down to the 'acc calibration'. Place your drone on a flat surface and click 'calibrate'. When that's done scroll up to the mode settings and change auto level from 'AUX' to 'Always'.

    Unplug your battery, turn on your controller, and then plug in the battery again. The kk2 flight controller should power on and now be displaying SAFE, bring the left hand joy-stick of the controller down to the left hand corner and the display should change from SAFE to ARMED,

    You have now finished Step Six

    Step 7: Adding Props

    Take your four props and lay them out, place the plastic washers, that come with the props, in the centers to get the right fit for the motors. Place the props on the motor stems and screw on the bullet-shaped tops.

    Congratulations! You have now finished the last step of setting up your quadcopter! Go fly!

    Step 8: Tips and Tricks

    You may find the quadcopter very touchy to begin with. The best way to start flying is to just go about 1 meter above the ground and fly back and forth, left and right, and then start flying the quadcopter in circles. It does not like 'jerky' flying, so learn to keep your control movements as smooth as possible

    Tip no.1: Have different coloured props on the front than the back

    Tip no.2: When you begin to fly keep the back of the drone facing you so you always know which is left and right

    Tip no 3: Buying carbon fibre props might be a good investment if you crash your quadcopter a lot (like me :) )

    Tip no 4: Find a cover of some sort for the flight controller (eg a shallow plastic lid)

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      13 Comments

      0
      EthanY03
      EthanY03

      Question 1 year ago on Step 8

      Hi Josthebos, I'm a big fan of your Homemade Quadcopter!
      I have made a cheap replica of your Quadcopter and made some other adjustments to it for other uses. But I come to realise that the Quadcopter I made wasn't taking off steadily and kept on crashing/ disabling mid-air. I can't afford to make it crash much more or less I might need to build a new one (which is totally out of my budget).
      Is there anything I should be more cautious about? or is there anything I can do to prevent it from happening?
      #The great news is that it was capable of flying But it just immediately took off 10feet and started losing control when I move the joystick a bit, slowly.

      I hope you could help me out with this disaster, will Appreciate it!

      191762346_1135371936983382_4502757943616010929_n.jpg223339509_1005775133590840_6264071339957544627_n.jpgWhatsApp Image 2021-08-07 at 21.44.28 (2).jpegWhatsApp Image 2021-08-07 at 21.44.28.jpeg
      0
      josthebos
      josthebos

      Answer 1 year ago

      Hi Ethan, this is looking very impressive!!
      I am very sorry to hear that its not working for you.

      have you made sure to double checked your parameters on the flight control board? It might pay to do a factory reset and reenter the parameters.
      Also if it is cutting out during flight it could be an issue with your controller not having the range?
      Also make sure you have secured that flight control board securally to the frame of the quad? I cannot emphasize this enough, those flight control boards are pretty fussy and the smallest amount of vibration sends those puppies into spasms.

      I hope this information can help you, let me know if it doesn't and I'll have another think about it and maybe come up with a few more ideas.

      Also I'd be keen to know if you get it it going.

      Good luck!


      0
      TheSahil
      TheSahil

      Question 3 years ago on Step 8

      What will be the over all cost

      0
      josthebos
      josthebos

      Answer 3 years ago

      Hi, it should cost you about $290 NZ dollars but you can reduce that by getting a cheaper battery(https://bit.ly/2M3qcZW) this battery will last about the same distance as the other one but probably won't let you go as fast.

      0
      TheSahil
      TheSahil

      Reply 3 years ago

      thnx

      1
      inespg18
      inespg18

      3 years ago

      where are pdf?

      0
      josthebos
      josthebos

      Reply 3 years ago

      Sorry I just sore that the PDFs are not working I will try to get them working fore you
      Cheers

      0
      josthebos
      josthebos

      Reply 3 years ago

      Hi, you should be able to find the PDF above Step 3 or if it's not there it's at the start of the instructable Cheers

      0
      IgorF2
      IgorF2

      Tip 3 years ago

      Good job! You should add a video of it! :D

      0
      Biplabahgem
      Biplabahgem

      3 years ago

      Could you please give the motor & ESC link again. The old link isn't working.

      0
      josthebos
      josthebos

      Reply 3 years ago

      Hi thanks for notifying me about the faulty link, I've updated the link on site :)
      here is a replacement link https://urlzs.com/g1nPR

      0
      seamster
      seamster

      3 years ago

      Very nice, looks good!!

      0
      josthebos
      josthebos

      Reply 3 years ago

      Thanks