Semi Automatic Knex Pistol
Intro: Semi Automatic Knex Pistol
this is it! the first ever true trigger semi automatic bottom loading magazine pistol.i was playing around with different mechanisims of how to make a semi auto like having the trigger pull back the ram but this did not work so i moved on to a multiple rubberband system and how a rbg could be adapted and this is what i found...
STEP 1: What You Will Need...
this is what you will need...
STEP 2: Start Building With the Handle
we will start at the back of the gun and work to the front :)
1:make 2 of these
2:make this
3-5:connect them together
1:make 2 of these
2:make this
3-5:connect them together
STEP 3: Make the Rubberband Mech
1:build 1 of these (they are A)
2:build 2 of these (this is part B)
3:build 1 of these (this is part E)
4:build 3 of these (this is part C)
5:build this(this is part D)
6:take 1 part C and do this
7:take part B and connect it to part D like this
8:take another part B and attach it to part B-D-C like this
9:finish it off
10:take another part C and do this
11:put it through there and through part B
12: then put it through part E
13: do this to another part C
14:put it through here
15:add part A and the spacers done!
2:build 2 of these (this is part B)
3:build 1 of these (this is part E)
4:build 3 of these (this is part C)
5:build this(this is part D)
6:take 1 part C and do this
7:take part B and connect it to part D like this
8:take another part B and attach it to part B-D-C like this
9:finish it off
10:take another part C and do this
11:put it through there and through part B
12: then put it through part E
13: do this to another part C
14:put it through here
15:add part A and the spacers done!
STEP 4: Attach Handle and Start on Magazine Mech
now attach the handle and build the magazine mech
1-2: attach handle like this
3:build these
4:grab these parts
5:attach them like so
6:add it to the rubberband mech
7:make this
8:add these
9:add these
10:add this to the top
11:add a stub on a white rod to the top
1-2: attach handle like this
3:build these
4:grab these parts
5:attach them like so
6:add it to the rubberband mech
7:make this
8:add these
9:add these
10:add this to the top
11:add a stub on a white rod to the top
STEP 5: Attach the Mini Scope and Start on the Forward Barrel
1-2:connect the magazine to the handle and rubberband mech like this
3:build these
4:connect them together with 2 yellow rods
5:connect that to the magazine with 2 green rods like this(note:black rods are also green rods :))
6:build these
7:connect them together
8-9:add these
10:connect to the top of the magazine
11:add side panels
12:connect 6 blue rods evenly
13:build these
14:connect them like this
15:build these
16:connect them like this
17:add this part
18:build these
19:add them like so
20:add this part to finish :D
3:build these
4:connect them together with 2 yellow rods
5:connect that to the magazine with 2 green rods like this(note:black rods are also green rods :))
6:build these
7:connect them together
8-9:add these
10:connect to the top of the magazine
11:add side panels
12:connect 6 blue rods evenly
13:build these
14:connect them like this
15:build these
16:connect them like this
17:add this part
18:build these
19:add them like so
20:add this part to finish :D
STEP 6: How to Prime the Gun and Firing
1:build this and insert it into the bottom of the magazine(it is the multirod)
2:attach rubberband from here
3:to here!
4:grab the 7 rubberbands
5:clip them into here
6:grab your ammo! (7 green rods)
7-9:grab your multirod and pullback each band with it,thread it under the scope and hook it on the toothed wheel at the back of the gun
10:all rubberbands cocked
11:pop the multirod into this stub(sorry i didnt include the stub earlier add it now) and pop the rubberband back on it
12:push the scope down
13:load the ammo
14:replace the multirod
15:pull the scope back up
16:happy shooting i hope you enjoyed this instructable and will have fun with this gun goodbye!
2:attach rubberband from here
3:to here!
4:grab the 7 rubberbands
5:clip them into here
6:grab your ammo! (7 green rods)
7-9:grab your multirod and pullback each band with it,thread it under the scope and hook it on the toothed wheel at the back of the gun
10:all rubberbands cocked
11:pop the multirod into this stub(sorry i didnt include the stub earlier add it now) and pop the rubberband back on it
12:push the scope down
13:load the ammo
14:replace the multirod
15:pull the scope back up
16:happy shooting i hope you enjoyed this instructable and will have fun with this gun goodbye!
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