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APguy1

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Posts posted by APguy1

  1. I was thinking of making my own pocket watch case or something and get a Mini lathe too. Convert that to CNC and I'm off :D 

     

    One concern is when you use a CNC machine in industry the tools are pre set in the tool holder so the tool is extended a certain amount so the machine know how far to move before the tool is in contact with the material. 

     

    When changing the tool in the machine I'm getting, it uses a collet chuck which every time you change a tool it will stick out at different lengths every time. Unless there is a stop that the tool hits against ?  

     

    In the program it tells you the length of the end of the tool from the Arbor for each tool number. 

  2. Hi fellas,

    I've come to the conclusion that I want to start making some parts on a milling machine but I do not own one at the moment hence this thread. I've got over 500 hours using a milling machine and have covered all forms of milling such as the following:

    Climb Milling

    Conventional Milling

    Rotary Table

    Deviding Head ( Indexed )

    Face Milling

    End Milling

    Universal Vice milling

    Horizontal milling (-45-+45 Deg)

    I plan on using it to make model boat parts but I would like to offer a service to you the members. I know that people have always struggled with the AP internal Bezel Screws and I could easily make and sell a few of those if it was an interest to you'll.

    Also I could machine case parts down to size for say an AP. shave the Case back etc..

    So the purpose of this thread is if anyone has any ideas on what I could make for them put it in a post below.

    I plan on getting a Mini Milling machine and converting it to a 3 Axis CNC ( Computer Numerical Control ) milling machine. Simple conversion but it depends on weather it is worth doing if I will be manufacturing the same part over and over again. I do have a CAM program ( Computer Aided Manufacture ) I use at work so I would not have to manually enter the G codes :D

    I've got a full Solidworks 2014 professional CAD System ( Computer Aided Design ) also if any one would like something prototyping and machining at a later stage.

    Please let me know your thoughts.

  3. Hi there,

    I have been an unfortunate one that has encounter a problem that has cost me a large sum of money because the person who built my planet ocean did not install the stem/crown/tube correctly.

    Let me explain.

    My Franken Planet Ocean is a 90% genuine watch with the following upgrades:

    Gen bezel assembly

    Gen dial

    Gen hands

    Gen eta 2824-2 movement

    Gen end links

    Gen bracelet sections

    Gen clasp

    Gen crown and tube

    Gen DWO

    So as you can see I have spent an awful lot on this watch !! Roughly £850

    The issue that led to a vast sum of money is this:

    The so called watchmaker that assembled the watch installed the tube too deep into the case which meant that the crown only screwed down 2 turns.

    That was very difficult to screw down the crown.

    This was was pressure tested to 50ATM

    The stem was installed too long which put too much pressure on the crown when it was being screwed down. This also forced the stem into the movement.

    You can probably see where I'm going with this now;

    Last week I wen to set the time on my watch and the crown and tube stripped it's self and the stem snapped inside this Swiss ETA movement!!!!!!!!

    My heart sank,

    I did not have this watch made for me the person I purchased the watch have it to his "watchmaker" to build. This watchmaker is not on the rep boards so this is a safe thing.

    I however am a training watchmaker and I know how to work on watches like these so I did not have to send it away to be fixed which saved a lot of money.

    I had to replace the following:

    Stem

    Crown

    Tube

    Swiss movement

    All in total it cost me £220. All because the crown and tube was installed incorrectly.

    Please be warned people, if your watch has the following symptoms get it checked out.

    Some May question why I didn't just repair the movement that was already in it, I dissembles the movement to find parts in the keyless bent and buckled. It would have a knock on affect on the whole movement hence it was replaced.

    Here are some pictures for you to see:

    uqe4aveq.jpgzetyrady.jpgnaqy5u9e.jpgazave8ap.jpgmugebe5a.jpg

    Thanks,

    Olly

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