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  1. Replies
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    I have a two axis SM. The local sales rep...

    I have a two axis SM. The local sales rep estimated that it cost $7000 for a 3 axis upgrade.

    Tom
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    188

    There are pushbutton stations where the contact...

    There are pushbutton stations where the contact block is fastened to the back of the enclosure and the operator to the front. It's not GE but its the same as the GE CR2943 PB stations.

    Tom
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    Keep in mind that one of the goals of electronic...

    Keep in mind that one of the goals of electronic OL relays is simulate a hot motor. This is simple with thermal relays because the OL gets hot just like the motor and takes time to cool down. With...
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    Did this lathe come from a facility with true 3...

    Did this lathe come from a facility with true 3 phase power? What might be happening is that the OL is sensing an unbalance which would be normal during starting. The relay does have a memory...
  5. We have all said our piece. Now just go build...

    We have all said our piece. Now just go build this machine and tell us how it works and at what cost. We will be happy as clams.

    Tom
  6. A lightning system is not intended to conduct a...

    A lightning system is not intended to conduct a lightning bolt to ground. The power of the bolt would explode the conductors. Its intended to discharge the space around the rod.

    Tom
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    As I said, "Unless you have no other options,". ...

    As I said, "Unless you have no other options,".

    Tom
  8. And the number is?.... Tom

    And the number is?....

    Tom
  9. It is unfortunate that you said this. If someone...

    It is unfortunate that you said this. If someone get hurt and the attorneys find this, you will be strung out and left to dry. What you have said here is that you have no interest in the safety of...
  10. A few pictures of your equipment and type of work...

    A few pictures of your equipment and type of work might help.

    Tom
  11. An average duration of time for a stroke of...

    An average duration of time for a stroke of lightning is about 30 microseconds. The average peak power of a stroke of lightning is about 10^12 watts. That's .33 Kw-Hr.

    Tom
  12. Replies
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    You want/need a watch, get a pocket watch with a...

    You want/need a watch, get a pocket watch with a cover. Read my comments in post #10. If what is being worn can be caught or hooked its dangerous, whether it is rubber or whatever. This is for...
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    From one that been through the whole sequence,...

    From one that been through the whole sequence, from college freshman, to mechanical engineering masters, to design, leadership and semi retirement, (I am 78), not a lot of the mathematics and...
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    Unless you have no other options, I would forget...

    Unless you have no other options, I would forget about collets on a 12CK. Spindle rpm just too low.

    Tom
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    The biggest problem I see other than heat damaged...

    The biggest problem I see other than heat damaged insulation or calibration is that the smoke would allow tracking to occur. Tracking is the breakdown in electrical insulation do to carbonaceous...
  16. Don't forget silent chain and if you go with...

    Don't forget silent chain and if you go with gears, they should be helical.

    Tom
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    Or make your own. Tom

    Or make your own.

    Tom
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    458

    People that have bought from them should chime...

    People that have bought from them should chime in, but as I understand them, they purchase stuff, price it and put on the floor. They do no more than take photos and gather nameplate data. They do...
  19. I think you are deceiving yourself re the safety...

    I think you are deceiving yourself re the safety aspect. You have two potential problems. OSHA and the person that gets hurt. That is assuming someone does get hurt. There was a post here a few...
  20. Do a search using HUANYANG as the search item. ...

    Do a search using HUANYANG as the search item. There will be a number of returns. Read what others have said about said drive.

    Tom
  21. Replies
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    In poor condition a South Bend is still better...

    In poor condition a South Bend is still better than a new Chinese mini lathe.


    Tom
  22. Not from me. Post a question in the transformers...

    Not from me. Post a question in the transformers area. Also send a post to JST, he either builds them or certainly knows a lot about them.

    Tom
  23. Just a word of caution, the HUANYANG drive has...

    Just a word of caution, the HUANYANG drive has rated so bad by the people here that discussion of it has been banned.

    How do you control the rotation angle of the table?

    Tom
  24. Replies
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    113 Year Old Machine Shop

    Abom79 takes a tour of 113 year old machine shop. Old machines of course and some for sale, but the mess is unbelievable.

    YouTube

    "While in Georgia we visited a very old machine shop and the...
  25. Holes have to be concentric within .001 and hole...

    Holes have to be concentric within .001 and hole size is .196 through with a .206 to .800 deep on 3 sides.

    With only two drills you will have all four holes at .196 and without the .206 to .800...
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