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Satellite Dish Mount Experiment | Laser Engraving 

Machining and Microwaves
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Satellite and microwave dish mounts often don't allow smooth and precise azimuth rotation. This is my attempt to machine sturdy and precise rotary microwave and satellite antenna dish mount with taper roller bearings, accurate degree scale and pointer, using a desktop laser engraver, multi-color 3D printer and a manual lathe and mill.
This video covers the machining, fixture-making and testing of the mount, plus an overview of making the scales and pointer. I've made a separate deep dive video into how I used Lightburn and the Creality Falcon2 desktop laser to design and make five different types of engraved and laser-marked metal degree rings.
If you buy a Creality Falcon2 40W from my affiliate link at ZBANX, I'll get a small commission at no cost to you s.zbanx.com/r/0DgzYmGyWlq0
*** use discount code FALCON to get additional savings ***
I like the look of the new enclosed Pro version!
Bambu Lab link for the X1C and X1 Carbon Combo: shareasale.com/r.cfm?b=228215...
Toolage: Colchester 1800 lathe, Bridgeport mill, Creality Falcon2 40 watt diode laser, Bambu X1 Carbon Combo 3D printer with AMS filament autochanger, ultrasonic cleaner.
For clarity, I received no payment for making this video, but Creality and Bambu Lab provided equipment and materials at no cost to me.
BUY ME A COFFEE? ko-fi.com/machiningandmicrowaves
MY PATREON PAGE: / machiningandmicrowaves
Chapters:
00:00 Why are we here?
00:39 Mast Tube
02:12 CA Glue Fixture
04:23 Main Disk
06:08 Collar
08:40 Shaft
12:10 Shrink Fit
13:29 Locknuts
16:18 Peg Spanner
19:46 Pitch Circle
22:10 Lasering Rings
24:56 Testing

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15 июн 2024

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Комментарии : 57   
@jamespray
@jamespray 3 месяца назад
That power nibbler is just BEGGING for some googly eyes and a set of faux upper teeth!!
@MachiningandMicrowaves
@MachiningandMicrowaves 3 месяца назад
You, Sir have won the internet for today. Superb suggestion and I shall be implementing this major technical upgrade forthwith!
@jamespray
@jamespray 3 месяца назад
@@MachiningandMicrowaves YAY! I await the results on tenterhooks, sir, TENTERHOOKS!
@jamespray
@jamespray 3 месяца назад
@@MachiningandMicrowavesYAY! I shall await the results on tenterhooks, sir, tenterhooks!
@James-wb1iq
@James-wb1iq 3 месяца назад
Machining purists should be baited, not discouraged. Feeds the algorithm.
@1010tesla
@1010tesla 3 месяца назад
you made a beautiful azimuth ring with a mark for each degree but the pointer line doesn't do it justice. the pointer should be fine enough to split each degree. yes, I know it doesn't matter but its principal! amazing work. its easy for me to poke fun from this keyboard.
@MachiningandMicrowaves
@MachiningandMicrowaves 3 месяца назад
The original plan was to make a stainless pointer and engrave a 0.2 degree incremental Vernier scale and magnifier. That will be a future upgrade, but it needs a bit of care about dealing with grit, water and oil. Soon as my CNC machine is up and running, I'll be able to do that much more easily. Also I need to do a detailed calibration of the scale to make sure there aren't any weird inconsistencies. ALso the pointer needs to be flush with the ring. I did consider using an engraved and filled 0.1 mm line on the underside of a clear plate, and I might just try that. In reality though, those dishes have a 3 degree beamwidth at X band, so any more than "about a degree" precision is a bit pointless. The next iteration is for much higher frequencies, and will have a remotely operated geared adjustment for fine tuning once locked. That will be for dishes 250 mm diameter at 134 GHz, which need a much more precise pointing. This is great for testing thermal noise from the Sun in the 5 to 30 GHz range or my outdoor antenna range when I'm characterising antenna feeds
@notamouse5630
@notamouse5630 3 месяца назад
Lasers used to bleach dyes definitely make sense as it is the problem that most dye lasers have when pumped at high powers. Cool to see this used for a useful purpose.
@jongmassey
@jongmassey 2 месяца назад
Good to see you back, hope you've shaken the dreaded lurgy!
@SirHackaL0t.
@SirHackaL0t. 3 месяца назад
Most weird! I was thinking that I hadn’t seen a video from you last night. No idea why but here you are with a new one. Cheers!
@swirlius
@swirlius 3 месяца назад
Glad to see you (and Aimee) back!
@jonnyfatboy7563
@jonnyfatboy7563 3 месяца назад
its like poetry in motion 👍 I'm envious of your tools and craftsmanship 👊
@PhilG0BVD
@PhilG0BVD 3 месяца назад
Amazing engineering a joy to watch. I recently picked up a surveyors tripod for a portable stand for a HF vertical
@MachiningandMicrowaves
@MachiningandMicrowaves 3 месяца назад
I bought a batch of five brand new ones for £21 each. Impressive value
@ehamster
@ehamster 3 месяца назад
I can recommend the Hemingway knurler kit based on a Marlco design. I love mine.
@fletcherreder6091
@fletcherreder6091 3 месяца назад
You're really getting mileage out of that laser! Looking forward to seeing the new toy
@MachiningandMicrowaves
@MachiningandMicrowaves 3 месяца назад
I've surprised myself about what it can be used for. Simple things like laying out a sheet metal cutting/banding pattern to make a standard-gain horn, or a conical horn are just so easy now
@genericdynamics6618
@genericdynamics6618 3 месяца назад
Glad to see one of your videos again sir, very interesting project
@yuglesstube
@yuglesstube 3 месяца назад
This is so cool!
@drewcagno
@drewcagno 2 месяца назад
Missed you bud! Glad you're back and doing well.
@MachiningandMicrowaves
@MachiningandMicrowaves 2 месяца назад
I'm on a steep learning curve with my new SYIL X5 CNC, making the first parts now, so hope to get a few vids out soon showing the staggering depths of my incompetence and the fumbling inadequacies of my Fusion360 CAM work. Should be hilarious.
@drewcagno
@drewcagno 2 месяца назад
I learned on BobCAD, it was quite the learning curve for me as well.
@christophef1jky112
@christophef1jky112 3 месяца назад
wonderful work ! 👍
@Paul-pl4vy
@Paul-pl4vy 3 месяца назад
The brass reminds me of Christmas.
@youtube_username_
@youtube_username_ 3 месяца назад
Oh no, I was 8 minutes in before I realized I might want to be wearing eye protection while watching this video.
@MachiningandMicrowaves
@MachiningandMicrowaves 3 месяца назад
Oooh! I should have put an AvE content warning on it. "Engage Safety Squints!"
@ke9tv
@ke9tv 2 месяца назад
I'm mot going to have hysterics over counterboring with an end mill, since I'm the sort of Philistine who occasionally does it with a Pilot-Point drill bit. 😜
@MachiningandMicrowaves
@MachiningandMicrowaves 2 месяца назад
Well played Sir!
@MartinMaynard
@MartinMaynard 3 месяца назад
Love it
@GermanMythbuster
@GermanMythbuster 3 месяца назад
algorithm food, yummy ❤
@MachiningandMicrowaves
@MachiningandMicrowaves 3 месяца назад
My favourite
@ehamster
@ehamster 3 месяца назад
I thought Amy had been laid to rest under the patio, then she appeared 12 minutes in.
@jimsvideos7201
@jimsvideos7201 2 месяца назад
Out of curiosity, did you type the subtitles or are they automatically generated? Korloy is in there - correctly - and I'd be impressed if the automatic caption system recognized that somewhat niche term.
@MachiningandMicrowaves
@MachiningandMicrowaves 2 месяца назад
I generated them in Davinci Resolve, then did a manual edit to remove some awkward line splits. It generated Corloy and Hawley instead of Korloy and Horley, and made a mess of a few other phrases, but it's remarkably good compared with the YT cloud service
@ollysworkshop
@ollysworkshop 3 месяца назад
Nice work, er, circling the square? That doesn't sound right somehow!🤣
@MachiningandMicrowaves
@MachiningandMicrowaves 3 месяца назад
Ah, the endless and unfruitful task faced by Geometers since Time Immemorial... Which is September 3rd 1189 in UK law. Richard the Lionheart's reign. So actually very recent in geometry.
@BuckCalabro
@BuckCalabro 2 месяца назад
I ain't bovvered!
@occasionalmachinist
@occasionalmachinist 3 месяца назад
Any reason you went for rolling element bearings rather than bushes and thrust washers from a bearing plastic (or my favourites, teflon sintered bushes)? Hardly a high speed rotation, and not even full rotations at that...
@MachiningandMicrowaves
@MachiningandMicrowaves 3 месяца назад
Purely because it was originally going to be an an offcuts build, made from odds and sods. The bearings were in a box of donated bits, I was going to use a rusty old 3/4 inch threaded bar from a field gate hinge as the shaft, and a bit of aluminium plate with odd holes in that I recovered from an old amplifier, but it turned out to be too narrow, so that ended up as the polishing mandrel. For a production version, I'd use bushes for certain. Maybe stainless on UHMWPE, or indeed some fancy sintered bushes and thrust washers
@occasionalmachinist
@occasionalmachinist 3 месяца назад
@@MachiningandMicrowavesAh! The famous "I think I have something that will do over here" build. Been there too.
@gorak9000
@gorak9000 3 месяца назад
What's the purpose of the multiple scale rings? Just to try out different materials, or are the scales actually different somehow?
@MachiningandMicrowaves
@MachiningandMicrowaves 3 месяца назад
Yes, this little project was so I could try multiple different processes to make marked metal rings. That is for a sponsored video I'm making for Creality about their desktop lasers. The rings all use the same design, but show different techniques and materials.
@AlessioSangalli
@AlessioSangalli 2 месяца назад
Miss Amy did not read your Community posts?
@MachiningandMicrowaves
@MachiningandMicrowaves 2 месяца назад
I have firewalls. Have to keep some things secret!
@jimsvideos7201
@jimsvideos7201 2 месяца назад
The endmills in chucks debate usually lacks the nuance of what you're doing with it; straight down into aluminum is much different to cutting sideways, in tougher materials or both.
@MachiningandMicrowaves
@MachiningandMicrowaves 2 месяца назад
Also it makes a difference if the chuck has a drawbar and if there's a Jacobs taper or something solid. I wouldn't try it with a 3/4" end mill in a drill press with a Morse taper and no drawbar. Although it might make for a decent video
@joell439
@joell439 2 месяца назад
👍👍😎👍👍
@fredfrancisjr3261
@fredfrancisjr3261 3 месяца назад
I would love to see you make type N connectors.
@MachiningandMicrowaves
@MachiningandMicrowaves 3 месяца назад
N-types are certainly fun to make,, but a bigger challenge is making a high performance PL-259! I'll have a think!
@gonzo_the_great1675
@gonzo_the_great1675 3 месяца назад
@@MachiningandMicrowavesHigh performance and PL259 was something I didn't think I'd ever hear in the same breath. (Unless talking to the HF wallahs... But we don't talk to them!)
@MachiningandMicrowaves
@MachiningandMicrowaves 3 месяца назад
@@gonzo_the_great1675 I tend to think of radio from VLF to UHF as slowly-varying DC that you can watch on a basic oscilloscope. Shielded banana plugs like the PL-259 are pretty decent at DC apart from the weird connection of the shield. Now if they had a consistent three-point tapered connection and a proper nut that you could torque up to get a really nice gas-tight non-rocking connection, that might be quite decent, but a DIN connector has that completely solved. Still might be fun to try though
@daretodreamtofly3288
@daretodreamtofly3288 3 месяца назад
Finding it funny, even when you use the French system of measurements, it's still SAE just in decimal wrong
@LongnoseRob
@LongnoseRob 3 месяца назад
What happened to your lovely Assistant? Is she on spring-break or prepping for the AI-uprising?😊
@MachiningandMicrowaves
@MachiningandMicrowaves 3 месяца назад
Someone has been skipping past Aimee's "helpful interventions"! There are several brief apparitions during the video, honest Guv!
@alexengineering3754
@alexengineering3754 3 месяца назад
Nibbler Power! 😂 #Futurama
@orca984
@orca984 3 месяца назад
Can you sell me one?
@MachiningandMicrowaves
@MachiningandMicrowaves 3 месяца назад
It needs a lot of development before there will be any for sale. i need to get the braking/lock mechanism sorted out for example
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