Milford instruments make a cheap low tech 3-axis milling machine, that might be of interest to this thread. url attached. It would nice to see what accuracy...
22256
saggi_sage
Feb 1, 2002 1:02 pm
hi there i would like to know if you people can suggest some suitable and viable application in any field for the following robots 1. The Beetle 2. The Light...
22257
laminar gerbil
laminargerbil@...
Feb 1, 2002 3:37 pm
Ha Ha Ha! You made my day! God bless you! Live long and bot build John S. ... _________________________________________________________________ Send and...
22258
Bergerson, Steven E.
stevenb345
Feb 1, 2002 3:46 pm
Where can I buy an Armstrong milling machine? ... From: laminar gerbil [mailto:laminargerbil@...] Sent: Friday, February 01, 2002 10:38 AM To:...
22259
laminar gerbil
laminargerbil@...
Feb 1, 2002 3:54 pm
Like how for instance? I know they are not good for x-core apps. due to feedback problems but is that what you mean? John S. ... ...
22260
Sathe Dilip
sathe_dilip@...
Feb 1, 2002 4:05 pm
If you don't let the shaft rotate, it will only measure the starting/stall torque. This may not give you the correct information for when the shaft is...
22261
Mister Fraser
unknown0071111
Feb 1, 2002 4:52 pm
Is there any way to make a pager motor move back and forth instead of just spinning? I'd like to try making a walker with two pager motors but I'm wondering if...
22262
laminar gerbil
laminargerbil@...
Feb 1, 2002 5:07 pm
Can't wait to see it. John S. ... _________________________________________________________________ Get your FREE download of...
22263
Luther Burrell
knabo99
Feb 1, 2002 5:38 pm
Pager motors have very little torque so without a gearbox the pager motors are almost useless in a walker. You can make them move back and forth though, they...
22264
Ori
beamrobotician
Feb 1, 2002 5:47 pm
Ok... So has anyone made their own gearmotors, out of pagers or something? Where can I find out more about making gears on lathes? Ori ... From: "David...
22265
Mister Fraser
unknown0071111
Feb 1, 2002 5:47 pm
I've noticed the drawbacks to servos, too. They're useless for very small walkers. OK, so how do I make the pager motors go back and forth? Do I have to build...
22266
Ori
beamrobotician
Feb 1, 2002 5:53 pm
You rip out the circuitry in a servo when making a walker (Don't jump on this, guys, I know that there are some designs where you leave the electronics in :)....
22267
Mister Fraser
unknown0071111
Feb 1, 2002 6:03 pm
Thanks for all the help here guys. What I wanted to do was make a walker with four pager motors. (just to see if I could do it) Basically, all it's got to pack...
22268
David
dsg123456789
Feb 1, 2002 6:08 pm
I built this scematic attached and I can't get my photovore to pop. Its a dual mse engine. I'm onna try again today, but if you have any ideas on how to fix...
22269
graybeard2ca
grayed@...
Feb 1, 2002 6:25 pm
Saggi wants applications. Any of the bots he mentioned have educational applications... 1. Beetle a) Interesting cat toy, sturdy and cheap enough that you...
22270
Pat Nicklas
pn0853
Feb 1, 2002 6:41 pm
David, DUCK! First of all, I'd like to take this opportunity to make all the newbies aware of the need to limit file attachments. I figure if I don't, ...
22271
Luther Burrell
knabo99
Feb 1, 2002 6:44 pm
... I don't know why you are quizzing us. Applications are not hard to find... Fron the current issue of Popluar science: Tiny robotic bulldozers may soon be...
22272
Pat Nicklas
pn0853
Feb 1, 2002 6:51 pm
David, After looking at your diagram a little closer and comparing it with the Miller schematic, it looks like your problem would be solved if you simply ...
22273
Luca Crisi
klaus@...
Feb 1, 2002 7:09 pm
... For the big cap, I'll probably use a smaller sized 0.047uF And the R1 resistor... is it really needed? -- I'll be back. Luca...
22274
Dave Hrynkiw
dave_hrynkiw
Feb 1, 2002 7:30 pm
... You mean 0.047F, right? Ok. You might also want to use a bit larger C2 cap, say of 0.22 or 0.47. The R1 resistor isn't *absolutely* needed, but it'll raise...
22275
lanlite
Feb 1, 2002 7:40 pm
A co-worker just sent this out and I haven't checked it out but I thought I would pass it along... dave. ... I don't need a flatbed scanner, but I am told that...
22276
Wilf Rigter
wilf_nv
Feb 1, 2002 8:17 pm
Another way to provide dynamic loading is to couple the motor under test to a second motor (shaft to shaft) used as a generator (dynamometer). By changing the...
22277
Holy Mega Crap
holymegacrap@...
Feb 1, 2002 9:10 pm
Yes but afaik this is only helpful if you know the efficiency of the motor
you are using as a generator :(
Without this information you will get a number that...
22278
John A. deVries II
ztfreep
Feb 1, 2002 9:29 pm
... Which (and may the Conan forgive me!) is a far better test of _efficiency_ than what is currently on solarbotics.net. If you characterize the second motor...
22279
lanlite
Feb 1, 2002 10:20 pm
The minimum voltage that the motor will consistently turn over with and the current consumption at 2, 3, 4, 5, and 6v is usually all I'm interested in. Torque...
22280
conan_the_librarian_2...
conan_the_li...
Feb 1, 2002 10:51 pm
Zoz, ... under test to ... By ... can adjust ... _efficiency_ ... second ... loads, ... generated and ... power ... definition of ... I agree with you 100%...
22281
Bryan Yeung
ba_alazmon
Feb 1, 2002 11:16 pm
Okay, the motors are stepper motors and this is my first experience with them. Is there any place in BEAM for stepper motors? Is there anyway to modify them,...
22282
saggi_sage
Feb 1, 2002 11:43 pm
hi there i know the normal useses of these robots i was jus looking for some creative waus in which it can be used and thus was asking you people no other...
22283
Bryan Yeung
ba_alazmon
Feb 2, 2002 12:02 am
But why not perl? :) Bryan ... http://hotwired.lycos.com/webmonkey/00/44/index4a_page9.html? ... __________________________________________________ Do You...
22284
Ori
beamrobotician
Feb 2, 2002 12:41 am
Hi everyone! I've got a polarity sensitive cap that I need to use without polarity sensitivity... Can I do something like this? Lead 1 ... Lead 2 Is this...
