Complicated Cross Head | CNC Machining |

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  • Опубликовано: 1 окт 2024

Комментарии • 127

  • @talktojerm
    @talktojerm 2 года назад +22

    Those are beautiful finishes, your speeds and feeds are superb! People don't give this trade enough credit, this is as much art as it is science.

  • @robertoswalt319
    @robertoswalt319 2 года назад +20

    I really wish that more people would watch videos like this so that they can see what goes into making the products that are used on a regular basis. But, then again, people like to whine and armchair quarterback and think that this is too much effort and that there ought to be better or faster ways to do things.
    I appreciate your letting us tag along with you as you work so that we can see the incredible things that you, and so many other skilled craftsmen do on a regular basis.

  • @carldaniel6510
    @carldaniel6510 2 года назад +15

    Truly some master level 4-jaw indicating there! Nice work!

    • @ChrisMaj
      @ChrisMaj  2 года назад +5

      I consider myself to be pretty good at indicating 4-jaw chuck, but this was challenging.

    • @jay_bro8113
      @jay_bro8113 Год назад +1

      It's all master cam.....try conversation

  • @thedutchgamerguy8580
    @thedutchgamerguy8580 2 года назад +4

    Not trying to be a keyboard warrior here, but the (im assuming) high feed mill is feeding quite slow. Yeah, its a decent diameter but still it seems slow for a HF mill 🤔

    • @ChrisMaj
      @ChrisMaj  2 года назад +4

      That was a 2" cutter with 1/2" round inserts. Yeah, he probably could have bump up the feed a little. That's not my department so I don't want to shove my nose in their business.

  • @TheBonnetq
    @TheBonnetq 2 года назад +7

    That pallet picture of all four. That's a lot of dialing in!!

    • @ChrisMaj
      @ChrisMaj  2 года назад +2

      First one took the longest, then I got the hang of it.

  • @CncFrezar
    @CncFrezar 2 года назад +5

    Idealne wideo👍

  • @madaxe79
    @madaxe79 2 года назад +7

    Fantastic work, that would have been a nightmare to dial in... looks awesome... great job

  • @thebrozz7343
    @thebrozz7343 2 года назад +6

    I would consider it a nice/ extrem complicated pice, which combinats with a lot of fun and LEARING process. Would love to do something like that im my career once. Great work man always learning something from you on the way

  • @ПоповАрт-ъ5з
    @ПоповАрт-ъ5з Год назад +1

    Вполне сложная деталь для изготовления ,наверняка долго отлаживали перед пуском в серию.

  • @andrewtetley3883
    @andrewtetley3883 2 года назад +6

    Chris that is SERIOUSLY IMPRESSIVE WORK!!! Very well done my friend!! How long did it take you to get those four pieces done start to finish??? By the way I would have loved to be a fly on the wall to hear you you swearing in Polish that would have taken me back to my machine shop days 🤣🤣🤣🤣

    • @ChrisMaj
      @ChrisMaj  2 года назад +2

      If you asked my boss, he would say "why it took so long ", but he's not the one 🤬🤬🤬 making it. 🤣

    • @andrewtetley3883
      @andrewtetley3883 2 года назад

      @@ChrisMaj 🤣🤣🤣🤣 sounds like most bosses

    • @MrKotBonifacy
      @MrKotBonifacy Год назад +2

      In case Chris is too busy to swear at the job in Polish I can fill in ;-)

  • @nickj2508
    @nickj2508 2 года назад +3

    At first I thought: why are they using such a small cnc machine to make an automotive u-joint? Then I looked at the dimensions at the beginning of the video 😀. World's 🌎 largest truck 🚚 maybe?

    • @ChrisMaj
      @ChrisMaj  2 года назад +4

      CAT 797 😉

    • @larrykeenan598
      @larrykeenan598 2 года назад +2

      @@ChrisMaj Cat 797, a 400-ton mine haul truck.

  • @kevind1865
    @kevind1865 2 года назад +4

    Dear God I hope you got a solid model for that, and some poor soul didn't have to hand code it from the drawing...
    Great video as always.

    • @ChrisMaj
      @ChrisMaj  2 года назад +9

      The drawing you see at the beginning of the video ,that's all we got. Mastercam for milling, hand programed for turning.

  • @frezistta
    @frezistta 2 года назад +5

    Ув. Крис, восхитительная работа! Сложная, пространственная деталь, виработаная по требованиям и чертежа и естетики, кроме полезной является и очень красивой!

  • @brianorosco5628
    @brianorosco5628 Год назад +1

    All that beautiful work, and it's placed on a raw pallet???

  • @policebox1092
    @policebox1092 Год назад +2

    Awesome
    So Awesome

  • @dawszelka5461
    @dawszelka5461 2 года назад +3

    Ja jak mierze żeby oprawka była w osi to dostaje Joba a co dopiero ty musiałeś tam przeżywać jak na dwa zegary ustawiales hehe :D Szacunek :D detal wygląda świetnie :) Pozdro mistrzu :D

    • @ChrisMaj
      @ChrisMaj  2 года назад +3

      Uważam się za dosyć dobrego w ustawianiu detali w 4-szczekowym uchwycie, ale te cztery sztuki trochę dały popalić.

  • @johnlawler1626
    @johnlawler1626 2 года назад +4

    Great video mate, lovely bit of turning, love the whistling in the background, we machinist are a happy lot when it all goes to plan 😀 👍 thanks for sharing 👍

    • @ChrisMaj
      @ChrisMaj  2 года назад +2

      Yeah, we do have good days and not so good days.

    • @johnlawler1626
      @johnlawler1626 2 года назад

      Same with everything in life mate 👍

  • @shripadma3747
    @shripadma3747 7 месяцев назад +1

    really good.. thanks your video

  • @eugeniopizzorni
    @eugeniopizzorni 2 года назад +1

    Buongiorno MAESTRO CHRIS. Un UOMO SENZA LIMITI. Complimenti per il tuo LAVORO. ARTISTA della MECCANICA 🔝🔝🔝🔝🔝🔝🔝🔝🔝👏👏👏👏👏👏👏👏👏🤗🤗🤗🙋‍♂️🙋‍♂️🙋‍♂️

  • @GordonBennett-o3s
    @GordonBennett-o3s Год назад +1

    Watching this, thinking, what's going on here?
    I don't know this guy so definitely didn't train him.
    Yet he's doing everything as I would and to the same standard.
    At 70 yrs young, watching this makes me smile.

  • @jimsvideos7201
    @jimsvideos7201 2 года назад +2

    Beautiful piece of work! If you gave me that print it would definitely be half an hour and a coffee spent thinking it through, and I'd be tempted to make a 1/4-scale trial piece out of aluminium just to be sure.

  • @465maltbie
    @465maltbie 2 года назад +2

    That would be a scary place to be. All that mass spinning with so little to hold on to and an open machine. Thanks for sharing. Charles

  • @ShainAndrews
    @ShainAndrews 2 года назад +1

    Some guys are not content making a cube with a lathe. They have to make crosses for the "views". I mean what is anybody going to do with a cross?
    Really nice work Chris. How many times did you have to measure and remeasure before you convinced yourself you were not manipulating the results in your favor?

    • @ChrisMaj
      @ChrisMaj  2 года назад +1

      Me manipulating the results?🤭🤫 Nooooo🤣

  • @AtillaTeknikEgitim_
    @AtillaTeknikEgitim_ 2 года назад +2

    You are a very talented machinist. Thanks for video.

  • @paulmace7910
    @paulmace7910 2 года назад +2

    How old was the print? Can you imagine doing that part before CNC? The milling would have taken forever.

    • @ChrisMaj
      @ChrisMaj  2 года назад +2

      It says 2012 on the print, so not that old compared to what I'm used to. Sometimes I'm looking at the old drawings and thinking, how the hell did they do that with only manual machines, but they did it. It might have taken a little longer, but they got the job done.

    • @shawnhuk
      @shawnhuk Год назад +1

      @@ChrisMaj rotary table and lots and lots of math…

    • @robwalker8317
      @robwalker8317 10 месяцев назад

      And bad language 😂

  • @BruceBoschek
    @BruceBoschek 2 года назад +1

    Jewelry for an Amazon! What gorgeous work you do. Thank you for sharing this. Wishing you a restful and pleasant Sunday.

  • @NickRno77
    @NickRno77 2 года назад +1

    Scary stuff, incredible skills Chris 😅

  • @steelwheelsminnesota
    @steelwheelsminnesota Год назад +1

    That indicating reminds me of a part I used to cut on the boring mill. Flimsy 3 sided box with tight geometric tolerances milled on the "wings"
    8 indicators, 4 under to monitor clamping distortion and 2 on the face of each wing to keep them from flaring out. Rough, release and reclamation. Took 5 minutes just to set the indicators up

  • @TheTrex600ESP
    @TheTrex600ESP 2 года назад +1

    Impressive. Some expensive parts :)

  • @ipadize
    @ipadize 2 года назад +2

    is it for a rotorhead of a helicopter?

  • @purerhodium
    @purerhodium 2 года назад +2

    What was the hardness/tensile strength of the material, and cutting parameters for the roughing? Looked like pretty tough stuff. Another job that Pete's Mazak would have been perfect for, I reckon.

    • @ChrisMaj
      @ChrisMaj  2 года назад +2

      4340 forging, 300/340 BHN. I wrote the parameters somewhere when I was recording, but when I started editing the video I couldn't find it.

  • @MrKotBonifacy
    @MrKotBonifacy Год назад +2

    Pretty cool machining, if you ask me... : ) Ale tak właściwie, co to za ustrojstwo, if I may ask?

    • @ChrisMaj
      @ChrisMaj  Год назад +1

      Nie mam pojęcia. Rysunek był tylko na te cztery sztuki

    • @MrKotBonifacy
      @MrKotBonifacy Год назад

      @@ChrisMaj Ah, top secret stuff, then... ;-)

  • @richgage6510
    @richgage6510 2 года назад +1

    Chris! That's another excellent video and workmanship! Thanks for sharing.

  • @bhekidlamini51
    @bhekidlamini51 Месяц назад

    Sometimes with jobs like this setting up is more challenging than the actual machining. Well done, those parts look Beautiful!

  • @frankd3024
    @frankd3024 Год назад +1

    patience game 😊

  • @reinierwelgemoed8171
    @reinierwelgemoed8171 Год назад +1

    serious parts. Serious workmanship. Awesome job man.

  • @deadaccount6135
    @deadaccount6135 2 года назад +1

    @Chris Maj What was your tolerance on critical dimensions, one thousands?

    • @ChrisMaj
      @ChrisMaj  2 года назад

      16:00 0.001", 0:01 0.002"

  • @localele1
    @localele1 2 года назад +1

    "Spot -on" is close enough for most of this work.Nicely done.

  • @paulbennett6379
    @paulbennett6379 2 года назад +1

    Unbelievably good part there Chris As always

  • @Jk1978-1
    @Jk1978-1 11 месяцев назад +1

    How many hours just in mill time?

    • @ChrisMaj
      @ChrisMaj  11 месяцев назад

      O man, I don't remember. It's been over a year.

  • @michaelkoch2109
    @michaelkoch2109 2 года назад +1

    Eine großartige Arbeit an einem ziemlich anspruchsvollen Teil! - Sehr gut! 👍👍👍😎
    PS.: Was kostet so ein Teil? Billig wird es nicht sein.

    • @ChrisMaj
      @ChrisMaj  2 года назад +1

      Finanzen sind nicht meine Abteilung.

  • @mftmachining
    @mftmachining 2 года назад +1

    You Guys did an excellent job. Hats off.

  • @4418CARLOU
    @4418CARLOU 10 месяцев назад +1

    Quality work and programming.

  • @ЕвгенийШатый
    @ЕвгенийШатый Год назад

    maybe it's better to give the part to a control and measuring machine, otherwise a lot of time is spent on measurements?)

  • @shortribslongbow5312
    @shortribslongbow5312 2 года назад +1

    Very nice video thanks for sharing. :o)

  • @jimhal5553
    @jimhal5553 2 года назад +1

    You sure do mighty purdyfull work.

  • @ЕвгенийРаськин
    @ЕвгенийРаськин Год назад

    У всех нормальных стран всё в миллиметрах, и только у американцев в дюймах.

  • @babooXX
    @babooXX 8 месяцев назад

    11:00 The ID and face ware still too rough to indicate on..?

  • @ilyafilru
    @ilyafilru 4 месяца назад

    How does the machine "know" the position of each tool when you change them?

  • @死狗-s9y
    @死狗-s9y 2 года назад +1

    噢耶

  • @ExploreTechniques95
    @ExploreTechniques95 2 месяца назад

    It's very interesting to see but I don't know what it's for

  • @alluAA1
    @alluAA1 2 года назад +1

    Hi. did u attach the part into an angle plate for the 3rd op?

  • @NJUSAWEST
    @NJUSAWEST 2 года назад +1

    Nice job, i like your job👍👍👍.

  • @Toqueville2023
    @Toqueville2023 6 месяцев назад +1

    Coming from a background of the drawing side, I never tired of watching machinists

    • @ChrisMaj
      @ChrisMaj  6 месяцев назад

      You'll find a lot of old drawings in my videos.

  • @rextransformation7418
    @rextransformation7418 Год назад

    What's the cutting depth and speed in F please, during the first phase?

  • @fredericcavelier9575
    @fredericcavelier9575 2 года назад +1

    I follow you since long time and i think its the most beautiful parts you ve ever made

    • @ChrisMaj
      @ChrisMaj  2 года назад +1

      O stop it, I've done nicer things 😉

  • @williamhoward8319
    @williamhoward8319 Год назад

    never seen soft jaws held on with duct tape but if it works great

  • @FrankSurateau-h4y
    @FrankSurateau-h4y 5 месяцев назад +1

    Prise de tête le réglage, bravo mr Chris

  • @fpoastro
    @fpoastro 6 месяцев назад

    Cant even imagine the hours in one much less 4. Amazing

  • @aggrievedcookie3273
    @aggrievedcookie3273 2 года назад +2

    Chris, love your work both on RUclips and Reddit, just curious, was there a reason the counterbores were cut radially instead of axial? Keep up the great work, you do in my eyes some high level work!

    • @madaxe79
      @madaxe79 2 года назад +2

      I was wondering the same thing, why a g72 instead of a g71... but then I realised it gave him a better g70 finish pass at the end... I sometimes do things like that, it might be slower because you can’t take big cuts using just the point of the tool, but it gives you a better finish by running the tool over the whole profile from inside to out. If you did a g71 instead of a g72, you would either be stuck with a bas finish, or you would have to write a separate finish pass.

    • @qualified_monkey8813
      @qualified_monkey8813 2 года назад +1

      Boring bar looks oversize to fit the hole. He probably was taking depths equal to clearance angle between the part face and insert wall so the bar wouldn't rub the shank on the ID.

    • @ChrisMaj
      @ChrisMaj  2 года назад +7

      Actually the first piece I started cutting in Z-AXIS (axial) but after few cuts I've noticed that the part is moving a little. I slapped the indicator on it and yes, the indicator was moving over 0.010". I think what it was is that I didn't go crazy tight on the jaws, but then if I did get them really tight I couldn't get both indicators to run true.

  • @duwahnsenichaa4096
    @duwahnsenichaa4096 2 года назад +1

    Very skilled. Much respect.

  • @grahambird1570
    @grahambird1570 Год назад +1

    Outstanding Work !

  • @differentialshop231
    @differentialshop231 2 года назад +1

    Very amazing work love it

  • @thomaskramer2266
    @thomaskramer2266 Год назад

    10:00 why didnt you do an MDI program with spindle orientation? would have been a lot quicker...

  • @jimp.4531
    @jimp.4531 2 года назад +1

    Outstanding job.👍

  • @langgangbang
    @langgangbang Год назад +1

    awesome job. well done

  • @BIGOS-CNC
    @BIGOS-CNC 2 года назад +1

    👍

  • @briangarland9883
    @briangarland9883 2 года назад +1

    Top notch work sir!

  • @eznodimix
    @eznodimix 2 года назад +1

    베리 굿!!!

  • @juliusmilo5959
    @juliusmilo5959 2 года назад +1

    Wery nice job...

  • @AMJcookie2015
    @AMJcookie2015 Год назад +1

    Amazing work 👏

  • @RAT7163
    @RAT7163 Год назад

    What kind of machine is this lathe? Its CNC but no turret.

  • @StanislavPacourek
    @StanislavPacourek 2 года назад +1

    Perfect centering.

  • @gertkristensen6451
    @gertkristensen6451 Год назад

    it is really well made 👍👍👍👍

  • @Mrthecrux1
    @Mrthecrux1 Год назад

    Hi Chris im a little late watching this video, nice work as always! I have a similar job to do in a couple of weeks do you remember what tooling you used to do the roughing?

  • @buyamerican3191
    @buyamerican3191 2 года назад +1

    Awesome!!!

  • @chatnik78
    @chatnik78 2 года назад +1

    Perfect 👍

  • @mer9706
    @mer9706 2 года назад +1

    Epic!

  • @maquinasyherramientasindus3226
    @maquinasyherramientasindus3226 2 года назад

    What machine do U use? And tool ....

    • @ChrisMaj
      @ChrisMaj  2 года назад

      FemTek vertical machining center and Hankook PROTEC-9NC

  • @NTGInnovations
    @NTGInnovations 6 месяцев назад

    stunning!!!

  • @desalmaovikingo3796
    @desalmaovikingo3796 2 года назад +1

    😁👍👍👍👍👍👍👍

  • @robertlevine2152
    @robertlevine2152 Год назад

    Beautiful! It would be nice to see the part during and after installation.
    Bob

  • @a-fl-man640
    @a-fl-man640 6 месяцев назад

    7:30 scared me

  • @ratnakardhamanikar6365
    @ratnakardhamanikar6365 Год назад

    GREAT 👍

  • @fokusano
    @fokusano Год назад

    Mistrzostwo Panie Krzysztofie :) Dokladnosc z jaka Pan ustawia "to cos" jest spektakularna :D
    Przepraszam za wscibskosc, ale czy moglby Pan powiedziec czy sam Pan planowal kolejnosc wykonywanych operacji? Bo w tym przypadku, jak dla mnie, to mistrzostwo logistyczne :) Pozdrawiam

    • @ChrisMaj
      @ChrisMaj  Год назад +1

      Jeśli chodzi o tokarkę, to raczej nie mam się kogo poradzić, muszę sobie sam radzić. Na frezarkach bardzo rzadko teraz pracuję.

    • @fokusano
      @fokusano Год назад

      @@ChrisMaj To co Pan wyczynial na tokarce wlasnie... :) moze jeszcze za mlody jestem, ale zanim doszedl bym jak to zrobic to 1 sztuka byla by na zlom... :(
      Szczerze to przez podgladanie Pana sporo sie nauczylem :) dziekuje i pozdrawiam
      Ps.: Nie wiem jak u Pana ale u nas jest straszne cisnienie ze jak maszyna stoi to przynosi straty... I generalnie mam gora 30min na przeczytanie rysunku i zaplanowanie dzialania... 5 frezarek w gniezdzie i sam na zmianie... :(

  • @어빙신
    @어빙신 Год назад

    Great engineer! Where arr you from?

  • @z-5589
    @z-5589 2 года назад

    Мне показалось-?там допуск был плюс минус МИКРОН-?😮

    • @ChrisMaj
      @ChrisMaj  2 года назад

      Это было 0,001 дюйма (0,0254 мм).

  • @connoreverly8496
    @connoreverly8496 2 года назад

    What coolant does your shop use?

  • @semperfidelis8386
    @semperfidelis8386 7 месяцев назад

    We're not seeing a lot of what goes on her, right? You're running NC programs for each dimension, right? You don't have an NC program start to finish....can't do that with a manual toolpost. You gotta put up your tool...touch it off.....run a cut....measure.....put in an offset....and run to the finish dimension of that tool, right? You have to do that for every tool...roughing...finishing...right? Doing a production run for a part like this must take forever.

  • @JeffBlack1968
    @JeffBlack1968 2 года назад +1

    Very impressive. Love your videos.

  • @Freser-qp5zc
    @Freser-qp5zc 2 года назад +1

    👍👍👍