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Search took 0.01 seconds; generated 44148 minute(s) ago. Search: Posts Made By: crusher
Forum: Construction Equipment 05-19-2016, 01:43 AM
Replies: 2
Views: 2,174
Posted By crusher
Re: cat 330b

Thanks for the reply Rakthi, the info is well documented but I need the cab measurements to figure where to place the boom mounts and boom cyl mounts.
Terry
Forum: Construction Equipment 05-18-2016, 08:11 PM
Replies: 2
Views: 2,174
Posted By crusher
cat 330b

Hi can anyone give me the height, width etc. of a 1/14 scale cab for these excavators, I am trying to scratch build one but cannot find the size to scale to.
Thanks
Terry
Forum: Construction Equipment Tech 05-18-2016, 03:52 PM
Replies: 4
Views: 1,329
Posted By crusher
Re: radio antenna

Thanks rct.
Forum: Construction Equipment Tech 05-17-2016, 02:56 PM
Replies: 4
Views: 1,329
Posted By crusher
Re: radio antenna

OK thanks for the insight Rimrock.
Forum: Construction Equipment Tech 05-17-2016, 12:50 AM
Replies: 4
Views: 1,329
Posted By crusher
radio antenna

Hi, curious what you guys are using for your radio receiver antenna. My gear is from previous hobby ( model aircraft ) the receivers have a long thin wire, I know your not suppost to cut them....
Forum: Construction Equipment 05-08-2016, 01:15 PM
Replies: 164
Views: 142,032
Posted By crusher
Re: 90 ton 1/14 metal excavator scratch build w/embedded PC

Thank you very much for your reply re swing gears, much appreciated.
Terry
Forum: Construction Equipment 05-07-2016, 09:11 PM
Replies: 164
Views: 142,032
Posted By crusher
Re: 90 ton 1/14 metal excavator scratch build w/embedded PC

As I have written before your build is great , ton of info for us beginners, can I ask a couple of questions, what DP or MOD did you base your swing gears on, I am trying to cut a pair but cannot...
Forum: Construction Equipment Tech 05-02-2016, 02:52 PM
Replies: 8
Views: 1,774
Posted By crusher
Re: Need help with gear ratios

Thank you for your reply Rimrock, the ratio thing is slowly sinking into this old head.
Terry
Forum: Construction Equipment Tech 04-25-2016, 11:17 PM
Replies: 8
Views: 1,774
Posted By crusher
Re: Need help with gear ratios

Thanks very much for taking the time to send the info, just what I need to carry on.
I have cut a 12 tooth gear and will tackle the other tomorrow, I also ordered a motor today.
Much appreciated...
Forum: Construction Equipment Tech 04-25-2016, 06:05 PM
Replies: 8
Views: 1,774
Posted By crusher
Re: Need help with gear ratios

Thank you, that would be a big help. This my first build so am learning slowly.
Terry
Forum: Construction Equipment Tech 04-25-2016, 01:10 PM
Replies: 8
Views: 1,774
Posted By crusher
Re: Need help with gear ratios

Thanks for the reply, I guess what I really need to know is what would the 1/14 scale rpm of the swing be on a cat 320b, from that I can work out the gears needed.
Thanks
Terry
Forum: Construction Equipment Tech 04-24-2016, 02:54 PM
Replies: 8
Views: 1,774
Posted By crusher
Need help with gear ratios

Hi, I am cutting gears for a scratch built excavator and cannot seem to wrap this old brain around gear rations. I have a motor that turns 15rpm, I have a driven gear with 44 teeth Dp12 I need to...
Forum: Construction Equipment Tech 04-07-2016, 12:55 PM
Replies: 4
Views: 1,666
Posted By crusher
Re: hyd pump question

Thank you guys for your insight on my hyd questions, I think I will take your advice and wait till I can afford larger setup.
Terry
Forum: Construction Equipment Tech 04-07-2016, 12:08 AM
Replies: 4
Views: 1,666
Posted By crusher
Question hyd pump question

Hi I am looking at the Magom pump and motor for the hyd to use on a cat 320b excavator I am building approx. 10% scale. The pump number is MG-503053 advertised to put out 18bars pressure. I am...
Forum: Construction Equipment Tech 04-05-2016, 08:44 PM
Replies: 4
Views: 1,926
Posted By crusher
Re: esc amps?

Thanks for the reply Joe and the sources for parts.
Terry
Forum: Construction Equipment Tech 04-05-2016, 01:24 PM
Replies: 4
Views: 1,926
Posted By crusher
Re: esc amps?

Thanks very much for the info, as this is my first build the help is very much appreciated.
Terry
Forum: Construction Equipment Tech 04-04-2016, 07:12 PM
Replies: 4
Views: 1,926
Posted By crusher
esc amps?

Hi can anyone give me an idea of the size or amps needed for speed controls? I am scratch building a Cat 230b excavator around 10% scale, undercarriage steel, rest of build aluminum.
Appreciate any...
Forum: Construction Equipment Tech 04-04-2016, 12:49 AM
Replies: 1
Views: 1,347
Posted By crusher
Re: looking for help cat 930 build

After posting the above I found the help I was looking for in the tech help section. I am still open to suggestions on types of electrical units (esp, bec etc.)
Thanks again
Terry
Forum: Construction Equipment Tech 04-04-2016, 12:43 AM
Replies: 1
Views: 1,347
Posted By crusher
looking for help cat 930 build

Hi, I have been lurking around this forum for some time, I have started a scratch build of a cat excavator, it is not true scale but something close to 10%. I am looking for help as to the electrics...
Forum: Construction Equipment 10-25-2015, 06:30 PM
Replies: 164
Views: 142,032
Posted By crusher
Re: 90 ton 1/14 metal excavator scratch build w/embedded PC

Thank you for your reply and help, I will give it another try. As I said earlier I am not good at using the computer so appreciate your help.
Terry
Forum: Construction Equipment 10-24-2015, 08:45 PM
Replies: 164
Views: 142,032
Posted By crusher
Re: 90 ton 1/14 metal excavator scratch build w/embedded PC

Thank you for your offer re plans, I have downloaded Autodesk Fusion 360, now have to figure out how to download your drawings, not very computer literate. The pictures of your turntable look great....
Forum: Construction Equipment 10-24-2015, 03:01 PM
Replies: 164
Views: 142,032
Posted By crusher
Re: 90 ton 1/14 metal excavator scratch build w/embedded PC

Probably the best presentation of a build I have ever seen, also great work on the project, have you considered drawing up plans for your build and selling them? I for one would definitely be...
Forum: Construction Equipment 07-09-2012, 06:30 PM
Replies: 100
Views: 52,343
Posted By crusher
Re: 1/14 Grader Caterpillar 12F

Thank you for the reply.
Terry
Forum: Construction Equipment Tech 07-09-2012, 02:00 PM
Replies: 0
Views: 1,320
Posted By crusher
Bucket dimensions

Hi, I have started a build on a Cat 330b. I am trying to locate bucket dimensions for a general purpose bucket (48") I have the parts book, but it just lists width and capacity. I am using 1:14...
Forum: Construction Equipment 07-05-2012, 04:38 PM
Replies: 100
Views: 52,343
Posted By crusher
Re: 1/14 Grader Caterpillar 12F

Absolutely great precision work, you are a talented man. I really like your cnc build also, did you build it from a plan, if so I would love to know where I can get a copy.
Thanks
Terry
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