• Scam Alert. Members are reminded to NOT send money to buy anything. Don't buy things remote and have it shipped - go get it yourself, pay in person, and take your equipment with you. Scammers have burned people on this forum. Urgency, secrecy, excuses, selling for friend, newish members, FUD, are RED FLAGS. A video conference call is not adequate assurance. Face to face interactions are required. Please report suspicions to the forum admins. Stay Safe - anyone can get scammed.
  • Several Regions have held meetups already, but others are being planned or are evaluating the interest. The Ontario GTA West area meetup is planned for Saturday April 26th at Greasemonkeys shop in Aylmer Ontario. If you are interested and haven’t signed up yet, click here! Arbutus has also explored interest in a Fraser Valley meetup but it seems members either missed his thread or had other plans. Let him know if you are interested in a meetup later in the year by posting here! Slowpoke is trying to pull together an Ottawa area meetup later this summer. No date has been selected yet, so let him know if you are interested here! We are not aware of any other meetups being planned this year. If you are interested in doing something in your area, let everyone know and make it happen! Meetups are a great way to make new machining friends and get hands on help in your area. Don’t be shy, sign up and come, or plan your own meetup!

Search results

  1. Johnwa

    Rotary encoders

    About a year ago I was testing the positional accuracy of micro stepping stepper motors. For the first test I used a magnetic encoder with a magnet glued to the end of the motor shaft to measure the step position. The results weren’t great but then I wondered whether it was the stepper and/or...
  2. Johnwa

    All Kennedys are now onsite !

    @ChazzC @Dabbler Thanks for the info. Now I have a better idea of what to look for. i do have a brown/bare metal Kennedy box and yes it is filled with various measuring stuff.
  3. Johnwa

    All Kennedys are now onsite !

    Ok, I have to ask. Where does Kennedy rank amongst boxes?
  4. Johnwa

    SM change gears - Imperial 1120 for metric gears

    For low tooth count gears it isn’t bad but after cranking the mill back and forth for an hour and getting 99 ½ teeth the fun dissapears.
  5. Johnwa

    SM change gears - Imperial 1120 for metric gears

    I don’t know if you could make these work but the prices aren’t bad. I’ve ordered from RDGtools and was happy with them. https://www.arceurotrade.co.uk/Catalogue/Machine-Spares/SC4-Lathe-Spares/SC4-CG127-Change-Gear-127T...
  6. Johnwa

    Adding An Encoder To A Dividing Head?

    it would be a fairly simple standalone project. This video shows how to interface a linear scale. The rotary encoder should have the same signals.
  7. Johnwa

    Round column mill Calgary $1300

    https://www.facebook.com/marketplace/item/368695322719770/
  8. Johnwa

    Raglan lathe Calgary $1,750

    https://www.facebook.com/marketplace/item/684220217062827/
Back
Top