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  1. Those blanks are hobbed If it is a standard M2...

    Those blanks are hobbed If it is a standard M2 rack the 12 teeth gear will fittAlso it is a horizontal adjustment Weight is not a issue Peter
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    Ucimu is a italian producers association ...

    Ucimu is a italian producers association
    Quality machines mainly

    Peter
  3. Oke Now I see Not much torc then and no chance...

    Oke Now I see
    Not much torc then and no chance in a catastrofic failure
    Buy the gears then and connect these to a shaft

    Peter
  4. If I would decide to go this route I would buy 2...

    If I would decide to go this route I would buy 2 of those gears and mount them back to back to get the hight of gear you need Problem I see is howto connect the gears to the shaft strong enough to...
  5. I found a picture of a PA20dgr M2 Z12 gear I...

    I found a picture of a PA20dgr M2 Z12 gear
    I see no undercut 332518


    But then gear needed by the OP can be a stub gear also
    With gears one can do so many different things So you never know...
  6. The system of cutting with a single profile gear...

    The system of cutting with a single profile gear cutter in a disk form will not allow any undercut Physically impossible
    Simple

    The specs say what they say So probably the undercut is not...
  7. You cannot undercut when using a dividing head...

    You cannot undercut when using a dividing head and a single profile gear cutter
    You automaticly do it with a generating proces Yes But not with a gear cutter and dividing head Impossible through...
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    Hard to get on this side of the pond Best...

    Hard to get on this side of the pond
    Best chance is the UK perhaps
    I found this one pretty quick
    Mild Steel Square Tube S235/S275 | Metal Supermarkets UK
  9. To eliminate undercut you can make the pressure...

    To eliminate undercut you can make the pressure angle bigger
    One of the reassons industrie went from 15 dgr to 20 dgr To be able to make smaller gears
    If you ever opened up a electric handdrill...
  10. You did your calculation perfectly In spite of...

    You did your calculation perfectly In spite of all the nonsence comments on going DP first and then convert
    12 Teeth Mod 2 will give you a OD of the gear of (12+2)x2=28mm
    So order the Mod 2...
  11. To determen the modul of the gear devide the...

    To determen the modul of the gear devide the pitch of the rack in mm by 3.14
    That is usefull information when ordering the tool
    A usefull formula is OD of the gear in mm = Modul× (Z+2)
    Z=number...
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    Indeed And then a 5axes machine The software...

    Indeed And then a 5axes machine The software from klingelnberg and go at it
    peter
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    On automotive gears it is not unusual to have...

    On automotive gears it is not unusual to have specific pressure anglesIts not like you buy a 20dgr hob and machine away If you do not have the specifics of the gear you always have to make at least a...
  14. MAny variables YOu came up with the idea So let...

    MAny variables
    YOu came up with the idea So let us knowhow it works out

    Peter
  15. Thats a drill press not a milling machine Not...

    Thats a drill press not a milling machine Not gonna work if you cannot push or pull the morsetaper in its cone
    You cannot tighten the collet and with a ER colletsystem the sideloads will get it...
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    I hope you have a manual for it A Mikron 102.5...

    I hope you have a manual for it
    A Mikron 102.5 needs a differential to cut helical gears
    That differential is in a housing behind the left door And you have 2 different housings which can be...
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    If you have no experience in machining every...

    If you have no experience in machining every machine that can cut metal looks impressive
    So a hobbyist telling me any of those cheap machines(Made in China or anywhere else) are good I would not...
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    Drive dog is easy to make yourself As you seem...

    Drive dog is easy to make yourself
    As you seem to use the Din 2080 tooling or US equivalent you need a 1mm shim with 2 notches on the inside and then 2 drive dogs also with a notch each
    Looks...
  19. All depends on what load the pivot point sees and...

    All depends on what load the pivot point sees and dimensions
    You gave us no indication so far

    peter
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    I could not find it for the TNC111 eighter ...

    I could not find it for the TNC111 eighter
    Here is a link to the simular TNC113 service manual https://product.heidenhain.de/JPBC/image/HWP.DE/hlr-system/599239-00-a-02.pdf
    Perhaps it helps
    ...
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    On the dokumentpage on heidenhain.de or com you...

    On the dokumentpage on heidenhain.de or com you find the usersmanual and more I only have my phone at hand now and that makes searchi g harder as at the laptop or computer

    Peter
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    First of all download and read trough the manual...

    First of all download and read trough the manual from heidenhein.de

    Peter
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    Try it and report back :D Peter

    Try it and report back :D

    Peter
  24. Thinking out loud First plate the bores Then...

    Thinking out loud
    First plate the bores
    Then you have sufficient stock
    After honing one should end with all the plating removed
    The oversized bit is the problem
    Is plating allowed ????...
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    Limits are only known after a crash Peter

    Limits are only known after a crash

    Peter
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