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Everything posted by SNIPE
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[HELP] Gear Ratios
SNIPE replied to SNIPE's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
I see now, yea, shame lego don't make other size idlers with clutch teeth as I'm stuck with the 18 tooth idler. -
[HELP] Gear Ratios
SNIPE replied to SNIPE's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
If I add a gear to the idler and one to the 12 tooth gear their ratios should be different even if its the same gear being added. -
[HELP] Gear Ratios
SNIPE replied to SNIPE's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
So for the second image the ratio is 1.6:1 right? Or 1.6:1-1:1 if you wanna include the ratios that are the same The idler doesn't have to be the same as the gear under it such as in the first image, that should be 1:1-1:3 Take a look at the below diagram then picture the yellow gear as an idler, now you can have one axle along the top instead having it split, this means less space used up as there's only two axles that need supporting and the gears can be right up against each other as pairs. http://www.cdxetextb...poundgears.html -
[HELP] Gear Ratios
SNIPE replied to SNIPE's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
Idler gears can change the rotation and speed aswell as mechanical advantage if you add different sizes so they do have a ratio but if its say 1.1 it has little effect other than friction and their weight. The idler gear is the output in both of my examples. -
[HELP] Gear Ratios
SNIPE replied to SNIPE's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
I actually use a 12 tooth clutch gear with the spring plates removed, makes a good 24 tooth idler however this would add more confusion and it was catching on the liftarm -
[HELP] Gear Ratios
SNIPE replied to SNIPE's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
No, the other half of the diff is not used at all there is two images for two examples each uses 1 idler gear. -
Hi I am working on gear pairs meshed directly together, in a 2 by 2 arrangement. Two gears on each of the two axles - However one gear is an idler gear which is driven by the other gears instead of with the same rotation speed as the motor. However I'm not sure if the ratio for the idler gear will be 1:1 since there is two 16 tooth gear gears in either example I don't think it is 1:1 though it should be what the other two gears are, so say 3:1 or 1.6:1 but I'm unsure as it's hard to tell. The yellow axle joiner goes to the motor, I'm using a differential to replicate a single 24 tooth idler in the first image. Obviously the dark grey gears are the idlers. Any ideas what it could be. More gears can be used with studed beams and plates such as 16 tooth +12 tooth or 20 + 20 or 16 + 20 etc. Regards, S
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Studded is generally better if you want to connect say a 24 tooth to a 20 tooth because you can put 5 or 6 lego plates between the two studded beams, it is great as you can combine any gear with any other gear, also if you need lots of holes in a small space it can be good because it uses studs not pins to stack them along side or above one another. Studded can be plugged together sideways and offset using jumpers, or the half stud clutch under the beams but if its below it has to be shorter, and if its above, it has to be wider than the target beam. Studded is more compatible with lego SYSTEM also However studless can make it easier to have longer beams or holes close together as there is a 0L gap between having two aside or end to end where as studded have a overhang on the bottom and on each end. Also the studs kinda count to because they might get in the way with other parts. there are all sorts of bent beams and connectors for adding more pin/axle holes into small spaces with studless. Studded brings back memories when I was a kid and even sets like 8463, 8448, 8880,8479, and 8462 seemed huge and way cooler, and more complex but everything is cooler as a child. so they both have their flaws and drag backs depending on the application.
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I got a lego 8070 supercar for the PF and steering elements mainly
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Hi When I went to reply to a topic it said 'your post has been saved' however I dont know where to find it, I dont think I was logged in at the time yet it still gave the reply box, whats the deal here?
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[REVIEW] 42023 - Construction Crew
SNIPE replied to Jim's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
OMG!! I love the new parts!! -
Ideas for new part designs
SNIPE replied to Nachapon Bricks's topic in Digital LEGO: Tools, Techniques, and Projects
The problem is if you do it with that brick you'd need to push the two bevel gears into the 8 tooth gear and that will leave a small gap behind each bevel gear so my bracket idea eliminates that (that's the idea anyway) it also allows the brackets and the 8 tooth gear to line up with holes on beams by moving the hole for the bevel gears so they are in the right place to connect to the 8 tooth gear without need some odd spacing or needing to cut the gears. maybe your idea could work with an un- cut 8 tooth gear, and a 12 tooth bevel gear with a washer behind it. -
Ideas for new part designs
SNIPE replied to Nachapon Bricks's topic in Digital LEGO: Tools, Techniques, and Projects
Hi I'd like a guide bracket/connector that enables the new 8 tooth gear to be used with double or single bevel gears There would be one either side and one would be flipped horizontally to allow the bevel gear to fit in right: if its being used with a double bevel gear you simply move each bracket outwards by 0.5L as it equals 1L which is how thick double bevel gears are The 8 tooth gear has some of the axle sticking out to allow it to drop down for the smaller side bevel gear however it needs to have a spacer too but is flush with the tops of the brackets. The brackets have end holes too so you can add more support beside the axle on the 8 tooth gear. the total dimensions of the brackets excluding the bevel gear is 3x3L which is quite compact, each bracket is 1x1x3 so its like a 3L liftarm. You can probably using the large side bevel gear too if you add some spacing between the brackets and your model but I wouldn't recommend putting high load onto it incase you break the 8 tooth gear, I'm doubtful that the old 14 tooth gear would work especially since its a stupid thickness. The sides of the brackets have 1 or 2 pinholes (undecided) This idea would make it possible to have a simple way to use the new 8 tooth gear in situations where you need a new gear ratio or where there is little space -
Hi Does anybody know how long in studs one of the horizon express carriage/cars are? Is having an 8l wide train okay for using on electric track or is that too wide? I don't want it to collide with another train at a corner of the track :P I'm working on a train of my own, the best thing about it is that the windows are pillar-less and it has double glazing ,kinda like on a coach I can slide the panes put and add different tints, more features should be added too such as opening doors, lights, motorization etc, the outer design is nice so far, I need to do the interior and maybe make the body lower down, The carriage is 42 studs long but I'm concerned about the dimensions so I'm using other official train sets to give me a guide. Regards, Snipe
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Monster Race Buggy
SNIPE replied to clarkdef's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
Wow that is unbelivably strong and fast What motors and power pack does it use? -
Shapeways Custom Lego Parts
SNIPE replied to TasV's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
hi, you can make a 24 tooth idler gear by removing the metal spring plates inside a white lego 24 tooth clutch gear. I like the bitbar as its dimentions allows holes to be connected with technic and system but it would be a whole lot better if the dimensions were 7.8mm x 7.8mm as but then old technic beams and lego system would need to be the same too which it inst. So exactually the same as a stud less beam but with holes in the top and bottom faces. -
Larger Pneumatics
SNIPE replied to Lakop's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
you can connect two large phumatics hoses together with the two yellow lego brackets Or maybe this could give you some ideas: http://www.eurobricks.com/forum/index.php?showtopic=81513&hl= -
The clutch/gearbox parts can be used to make complicated stuff as the clutch gears can have a split axle or the clutch can not mesh with the axle but mesh when its put into a gear, custom clutches using the clutch extenders etc etc But yes different sized clutch gears mean you don't need to add more under the current ones, engineers only uses as many gears as needed.
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Custom parts
SNIPE replied to AKM_76's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
I would like one of these but with the cross hole made a pin hole and moved out of alignment with the other pin hole by half a stud. -
Favorite Technic Parts ?
SNIPE replied to DrJB's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
Probably this for connectors: for wheels, the power puller rims with the Michelin tyres. I also like And this mainly for steering/supervention Also these two -
New Technic Part
SNIPE replied to nychase's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
Maybe a wing mirror or put with a connector where you need two holes and something on a 22.5 degree angle. -
Idler gear sliding about?
SNIPE replied to SNIPE's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
The gear meshes with it and the gear lever pushes it into the gear along with the axle, there's another dog clutch and gear on the other side of the gear lever too. -
Idler gear sliding about?
SNIPE replied to SNIPE's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
it has a half bush inside of it which is a little tight so it meshes the clutch with the axle, the gear lever moves it The gears don't really keep the lift-arms spaced apart the rest of the gearbox does.