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Sheepo

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Everything posted by Sheepo

  1. This model is a direct copy of my MOC, he only changes the wheelbase and add a roof. But I don't know what I can do to avoid this... any idea??
  2. I saw it some days ago... for me this is not a version, it is only a COPY with roof...
  3. If you look closely the video, at time 3:46 only works the rear brakes and it keeps on, and just after all brakes work again for disconect the parking brake.
  4. It is similar to this, but I used a shock absorber, not a rubber bands, to keep the force always constant along the time. Thanks for your comments guys!!!
  5. After many delay, now I present my new big MOC, It was in LFW in Skaerbaek. Since I was a child I has been a fan of big trucks, and specially of American style trucks(in Spain is strange to see trucks with long noise). For this MOC I have chosen one of the most charismatic and representative models of these trucks: a Peterbilt 379. Also I have endeavored to put a version of CAT C15 engine (I'm also a fan of the brand CAT). This MOC is made in a 1/10.2 scale, giving a final size of 31 studs width, 99 length and 40 high. Here you can see some pictures taken in Skaerbaek where you can appreciate the size, there are: this Pete, the Crow's Vampire GT(scale 1:10 too...), the Nathaniel's Supercar and my Veyron. The total weight is 5.5kg, and has been one of the main problems I've had. Front axles deforms and look like the wheels has huge camber angle. This is a esthetic defect which I hate, but it has not solution if I want to keep all functions and therefore the weight of the truck. I will try to fix it comming soon. The electric system is huge, and it has: - 2 AA PF battery boxes - 4 PF IR recievers - 5 PF XL motors - 5 PF M motors - 1 PF switch - 3 PF large extension wires (50cm) Probably, the most “wanted” picture for Lego Technic followers: CAT C15 Engine Under the hood you can find a replica of the CAT C15 engine, with its 6-cylinder in line. The engine doesn't have the sides covered to appreciate that the cylinders are located in the same order as the real engine, with 120 ° intervals between them. Getting those 120 º between cylinders was very complicated but I thought it was necessary to be more faithful to the original. The engine also has a motor M to rotate it, which is connected directly to a battery. Between the engine and the M motor there are a differential, which is also connected to the drive motors, so that the engine is always at idling, but when you starts the drive motors the C15 accelerate adding both speeds. The rotation speeds grow up from 250 rpm up to 700 rpm aprox. Pneumatic system After almost 10 years without using pneumatics in any of my MOCs, I decided this was the perfect model to use it. The pneumatic system the truck runs along the complete truck, mainly controlling the suspension and brakes on all axles. The pneumatic system is composed mainly: - 2 Small pumps (6L) - 1 Large pump (for emergencies). - 2 Air tanks - 7 Small cylinders - 8 Large cylinders - 7 Valves - 1 Manometer (LEGO part n.64065) - 22 T connectors - And about 5 meters of pneumatic tube in 3 colors: blue, black and light gray. All pneumatic control is located on the right side of the truck inside the fuel tank. Also in the cab, between the seats, there is a manometer to measure the system pressure, it is very useful to know how much air have you at any moment. Axles As the real truck it has live axles. Both rear axles are driven without differential between them. In each axle between the differential and the wheel the axls has gear ratio 12/20 to reduce necessary torque in the differential and protect bevel gears. The front axles uses the same steering system as the real Pete, of course the steering wheel turns too, also it turns 4 laps, again as the real Pete - Suspension The suspension is fully pneumatic in all axes, and it doesn't use any spring to help. The front axle has 4 big cylinder and each rear axle 2. - Brakes The brakes as the real truck are drum brakes, there are a drum on each side of each axle, all of them controlled by a small pneumatic cylinder. The control of these pistons are made through two valves, one for the front axle and one for the rear axles. For normal braking the brakes operate all at the same time, but only while you are keeping push the brakes botton. But you have also parking brake mode, if you push the brakes botton in the opposite direction only rear brakes works, and they will not disabled if you stop pressing botton. To remove the parking brake you only need use the normal brakes. - Auxiliar output Behind the cabin there is an auxiliar pneumatic output(blue connector), where you can connect anything you want. The valve to activate it is located before the rear-right wheel Transmission The transmission is the biggest mechanism of the truck, and it has an approximate size of 25x7x45 studs. It uses 4 XL motors for drive. The transmission has 18+2R speeds(this is true, is not a joke...). The transmission is divided in two parts: the main gearbox with 9+R speeds with automatic clutch(this gearbox is based on the LR Defender), and a transfer case with 2 speed (H and L) Joint both gearboxes the result is this: RL-1:0.261 RH-1:0.29 1L (1) - 1:0.324 1H (2) - 1:0.36 2L (3) - 1:0.432 2H (4) - 1:0.48 3L (5) - 1:0.54 3H (6) - 1:0.6 4L (7) - 1:0.72 4H (8) - 1:0.8 5L (9) - 1:0.9 5H (10) - 1:1 6L (11) - 1:1.2 6H (12) - 1:1.33 7L (13) - 1: 1.5 7H (14) - 1:1.67 8L (15) - 1:2 8H (16) - 1:2.22 9L (17) - 1:2.5 9H (18) - 1:2.78 Auxiliar electric output As I said before, the truck has an auxiliar pneumatic output, but also it has an auxiliar electric output too. There you can connect anything you want, and control it with the remote controller. To avoid leaving this connetor without any use I have added a fifth wheel(trailer connector). - Fifth wheel Note: right now I don't have intention to do a complete trailer. It is very simple and effective. The kingpin diameter is 1 stud. Finally as always, you can see a complete video with all features showed: For more detalied information visit sheepo.es I hope you like it!!
  6. Fantastic Jurgen!! I am happy that my mps has inspired you to make this beautiful car!
  7. That tires are fantastic!!! :drool: I have one question... Can slide the tire over the rim?? as the 94.8x44 tires...
  8. Thanks to post that here!! :thumbup: Also, the next month it will appear in three magazines: "Land Mag" in France, "Land-Rover Owner International" in UK, and "Autobild" in Spainsh edition. In cuusso it already has 567 votes! Thanks to everyone again!!!(I can't say more than that :cry_happy: )
  9. After two days waiting, now it is avaiable to vote in cuusoo!!! http://lego.cuusoo.com/ideas/view/16894 Thanks to all again for your comments!!!
  10. Thanks to all for your comments!!! :sweet: My next big MOC will be even better :thumbup: hahaha
  11. Fixed :blush: My english is not very good, and sometimes I make mistakes like that
  12. That would be fantastic news!! A Vampire GT with PF :drool: hahaha
  13. This is my new MOC. It is a Land-rover Defender 110 in scale 1:8.5. The final size is 65x28x29 studs, and the weight is 3.1kg. It have 5+R speeds secuential gearbox, with auto clutch. The mechanism disconnect the clutch, change the speed and connect it again, pushing only once the controller. I know this is not realistic, but I you want to control the gearbox remotely, this is the only way to do it. The speeds ratio R - 2.08:1 1 - 1.67:1 2 - 1.25:1 3 - 1:1 4 - 1:1.25 5 - 1:1.67 Also it has 2-speeds transfer case: High range - 1:1 Low range - 3:1 Finally it has RWD and AWD modes The maximal speed in high range 5th speed is around 4 kph(2.5mph) The steering system is based in the real live axles system, it not uses the typical rack. It has disc brakes in all wheels. They are very powerfull, enought to stop the transmision. Also you can disasembly the bodywork removing only 4 pins and the steering wheel, do it is very fast. Finally a video, it is a little bit long, but in it you will see all features and it running cross-country As always, you can find mode info and pistures in my website: sheepo.es
  14. Oooook, now I've written here hahaha As jorge said, meet with others AFOLs is a fantastic expercience and very usefull. In Spain the technic AFOLs are now starting(3 years ago I was nearly alone...) but growing!!!
  15. I fotgot post this axles here... Rear axles III: Double wishbone with Lego hub It uses Lego hub (x873c01 ), I don't really like but I know that many people do.
  16. Unfortunately for me not ... I'm just an amateur mechanic with too much free time :laugh: , and I want to do things that nobody else does. Also, I want say that you have not seen more than 10% of what MPS will be in a few months... :devil:
  17. When I said multilink, I said real multilink :wink: Now I am testing some differents configurations with 4 and 5 links
  18. Yes, I have plans to make some gearboxes, but this is very difficult, and now I don't have much time... I don't have intentions tu build any car using this platform, because right now I have 5 big mocs not finished yet... all of them started before this MPS... My favourite combination with axles posted is the pic posted by Blakbird: F.BD.1.1 + C.A.1 + R.AD.1.1B. Now I am working with multilink rear axles... when they are published the combo maybe changes...
  19. Blakbird thanks for the renders!!!! In the first one I can see until the sterring angle formed by the caster angle!!! With the first configuration you can build for example a Lambo Aventador And the pic posted by DLuders is an 5th gen. Ford Mustang :laugh: Also two more McPherson axles: http://www.sheepo.es/2012/02/mps-front-axles-iii-mcpherson-ii.html They are very similar to the previous axles, but with different steering configuration.
  20. All MPS`s axles and chassis have been built with real parts and thoroughly tested. I don't have pictures of all them, but here some examples... The last one has not posted yet...
  21. Thanks to all for your interest and work . I am not very goob using CAD programs Along the next weeks I will add more than 30 new axles... and some others still under development :laugh:
  22. No, R8 is AWD... OK, step by step... - Rear wheel drive - 7 speeds gearbox - Front engine - Not american - V8 engine - Not a Veyron or BMW I say... maybe Mercedes-Benz SLS(AMG)??
  23. I wrote that because I want to build a "Hall of Fame" gallery with all(or as many as possible) cars built using this MPS Many thanks for your work blakbird, the renders are fantastic!!! :thumbup: Please, can you make a pair of renders with this configurations? F.BD.1.1 + C.A.1 + R.AD.1.1B and F.A.1 + C.A.1 + R.CD.1 Thanks
  24. Ok, I will be a good boy... :devil: If I am not mistaken today only exist one car with 7 speeds manual gearbox... but this moc can not be that because the gearbox position are not correct... Ignoring the gearbox type, and looking the gearbox shifter position, it has front engine, and also probably rear wheel drive because I don't see the gearbox connected to front wheels. With this configutation I know a lot of cars, and I can't choose one... with more info and pictures maybe...
  25. Fantastic!! Thanks!! Yes, I have. But this is not the time for that This system is for 1/10 scale. The total width is 25 studs, this is 20cm(8 in.) applying scale it is 200cm(80 in.) and this is more or less standard width for a supercars ;), as Lambos, Ferraris, etc... But of course if you want to built a "normal" car usisng this system the scale is not the same... for exmple my Mini Cooper was made in 1/8 scale but it has only 23 studs width...
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