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Thread: Wanted Help With Robot

  1. #11

  2. #12
    Its a similar design to the UK champions so I reckon it has been proven fairly well. Nice and simple to put together too.

  3. #13
    Thank you for your help do you have any idea what it would cost if it could be as cheap as possible?

  4. #14
    Also do you guys think it would work if I made the sides flippers?

  5. #15
    Hello mate,

    For how much it would cost, I often do the same, as little as possible is best. Do you have any bits such as radio gear, that is one of the more expensive bits really, but a lot less than it used to be I am sure. Also, depends what you would like to make it from, for example wood would be cheap and fairly easy to get hold of and work with. Plastic is also fairly easy to work with but a bit more expensive then metals would start costing you more and of course the stronger the metal you use, the harder is it is work with (in general).

    For the flippers part, what I would suggest is maybe doing it without the flippers then maybe add them later when you've been to a few events/got a bit more experience? Maybe then if you attend a few events you could have a talk with some of the other guys who run featherweight flippers.

    Personally, I always prefer to see things working in the flesh so maybe getting a push/ram bot working and going to some events would be good? If you're not too bothered about seeing it work, there are guys on here who could help you with the pneumatics part, sadly, I am not one of them.

  6. #16
    Thank you and I currently have no parts and is my first robot so i will stick to the ramming element. I also would like to use some sort of cheap plastic as I soul be able to use equiptment at my school so tools should be fine but I would like to ge my own I'd possible

  7. #17

  8. #18
    Not a problem mate, a few months ago I was asking the same questions as you. Good to keep it simple on a first build.

    If you're just using plastics theres no real specialised tools, just a hand drill and jigsaw with a plastic or metal bit.

    For plastics, the one we're building now is RG1000 (some people prefer Nylon) for the main structure and HDPE for the armour from directplasticsonline.co.uk.

    Radio gear, the radio I started using was Planet 5 which is about £45, may be cheaper in certain stores. Or alternatively look in the wanted section for other roboteers selling second hand gear.

    Motors, I use drills from Argos, as many people on here do and recommend http://www.argos.co.uk/static/Product/p ... EDRILL.htm and there are a few ways of modifying them kicking about on here, if you decide to go that way I will post how its done for you, just let me know.

    Wheels, www.robochallenge.co.uk wheels fit right on to the end of the drill thread once the drill part is removed and it makes life much easier for you.

    Speed Controllers (ESC's) are possibly one of the more expensive things you would need. I usually use electronize ones, but there are a variety of them out there that I will write about when I am not about to fall asleep... if no one beats me to it that is.

    Hopefully that will get you started anyway . Don't be afraid to give me a shout if you want to ask anything else.

    Tony

  9. #19
    Quote Originally Posted by Anttazz
    Not a problem mate, a few months ago I was asking the same questions as you. Good to keep it simple on a first build.

    If you're just using plastics theres no real specialised tools, just a hand drill and jigsaw with a plastic or metal bit.

    okay

    For plastics, the one we're building now is RG1000 (some people prefer Nylon) for the main structure and HDPE for the armour from directplasticsonline.co.uk.

    How thick should it be?

    Radio gear, the radio I started using was Planet 5 which is about £45, may be cheaper in certain stores. Or alternatively look in the wanted section for other roboteers selling second hand gear.

    Would it be okay to take the radio gear from my remote control car?

    Motors, I use drills from Argos, as many people on here do and recommend http://www.argos.co.uk/static/Product/p ... EDRILL.htm and there are a few ways of modifying them kicking about on here, if you decide to go that way I will post how its done for you, just let me know.

    will do

    Wheels, http://www.robochallenge.co.uk wheels fit right on to the end of the drill thread once the drill part is removed and it makes life much easier for you.

    Should i get the wheels with a plain bore or nut insert?

    Speed Controllers (ESC's) are possibly one of the more expensive things you would need. I usually use electronize ones, but there are a variety of them out there that I will write about when I am not about to fall asleep... if no one beats me to it that is.


    Hopefully that will get you started anyway . Don't be afraid to give me a shout if you want to ask anything else.

    Thank you very much for your help

    Tony

  10. #20
    For the main structure RG1000 probably 15mm-ish much less than than and it wont really stand up to anything. For the HDPE something like 6-8mm should do it.

    Remote control cars tend to use something like 27MHz - 40MHz which isn't going to be allowed (I think i'm right in saying) pretty soon. 2.4GHz will make life a lot simpler for you I would suggest.

    Sorry I thought I put the bit about the wheels in, must've deleted it for some reason. Its the one with nut inserts, which diameter will depend on your design and also larger wheels will increase speed and decrease control, in general, but you don't want to buy a set of wheels that don't touch the ground.

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