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How to make a slingshot crossbow


30-07-2015, 00:30. Author: AlexGyver

Body of slingshot crossbow


  • Step 1

    Body is made of two wooden bars. The design includes handle
    How to make a slingshot crossbow

  • Trigger system


  • Step 2

    The trigger mechanism is of a slightly modified classic scheme "nut".
    How to make a slingshot crossbow


    Trigger parts are cut of plywood
    How to make a slingshot crossbow

  • Step 3

    In the body make a hole for trigger system
    How to make a slingshot crossbow

    How to make a slingshot crossbow

  • Step 4

    Assemble a trigger system. Axises are bolts, fix them with glue
    How to make a slingshot crossbow

  • Step 5

    Glue spring to the trigger
    How to make a slingshot crossbow

  • Step 6

    Free end of the spring will fixed in wooden part. Make a hole in it so that the spring will not moved
    How to make a slingshot crossbow

  • Step 7

    Assembled trigger system
    How to make a slingshot crossbow

  • Bowstring


  • Step 8

    Bowstring is a catheter is purchased at a pharmacy for 150 p. The two tubes are connected in the center with fabric. Fabric forms a loop which will be attached in trigger system (like a bowstring in an ordinary crossbow)
    Slingshot crossbow will shoot steel balls (like slingshot, yes), so fix the magnet inside fabric. You can see it at the next photo

    How to make a slingshot crossbow

  • Step 9

    Fix rubber to the body by a rope
    How to make a slingshot crossbow

  • Mistake

    The first version of slingshot crossbow was not powerful enough, so it was necessary to extend the body.
    Advice: make a long body first, then cut extra after few tests of rubber

    How to make a slingshot crossbow

    How to make a slingshot crossbow

  • Step 10

    The ends of the rubbers bundles are bonded with rope, which is threaded into a hole in the front end of the body.
    Also you can see steel ball on magnet

    How to make a slingshot crossbow

  • Step 11

    This is how rubber fixed on the trigger system by fabric loop
    How to make a slingshot crossbow

    How to make a slingshot crossbow

  • The end

    How to make a slingshot crossbow

    Author: дождь

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