Search:

Type: Posts; User: BaronJ

Page 1 of 88 1 2 3 4

Search: Search took 0.20 seconds.

  1. Replies
    66
    Views
    2,347

    Hi Guys, I have just received the Thyristors...

    Hi Guys,

    I have just received the Thyristors that I ordered this morning. Originally supposed to be coming from the foundry in Italy, but they were actually dispatched from Hong Kong on the 16th...
  2. Thread: winch motor

    by BaronJ
    Replies
    20
    Views
    354

    Hi John, Guys, A lot of the car recovery...

    Hi John, Guys,

    A lot of the car recovery trucks use very similar winches to the one in your pictures, they don't use anything to guide the cable onto the spool relying on the load to make the...
  3. Replies
    9
    Views
    569

    Ahh, now that makes sense ! :B I knew that you...

    Ahh, now that makes sense ! :B

    I knew that you wouldn't do something that daft. :)
  4. Replies
    9
    Views
    569

    Hi John, Looking good ! Though I'm not sure...

    Hi John,

    Looking good ! Though I'm not sure about the friction on the cable, not having rollers where the cable direction changes.
  5. I originally learnt about CAD at Uni way back,...

    I originally learnt about CAD at Uni way back, then I was taught Autocad, which was OK. Then like you I started looking for software that I could use and understand, that was where Turbocad came in....
  6. Thread: winch motor

    by BaronJ
    Replies
    20
    Views
    354

    Your maths is probably better than mine :U ...

    Your maths is probably better than mine :U



    The motor load going down by a half but the motor current might only go down by a third at any given load.
  7. Thread: Trolly Jack Mod

    by BaronJ
    Replies
    6
    Views
    256

    Hi Steve, Guys, Just about every trolley jack...

    Hi Steve, Guys,

    Just about every trolley jack I've seen or used seems to have an oil leak :) I wonder if that is how they lubricate the pump shaft :o

    I bought a new Hydraulic bottle jack from...
  8. Thread: winch motor

    by BaronJ
    Replies
    20
    Views
    354

    Hi John, The motor current draw when spooling...

    Hi John,

    The motor current draw when spooling out will always be less than the current when pulling a load ! You can't change that !

    I my opinion you have gone in the right direction by...
  9. Replies
    110
    Views
    8,317

    Hi Guys, I ordered a DRO on the 20/01/21. ...

    Hi Guys,

    I ordered a DRO on the 20/01/21. Waiting for dispatch.

    I'll post when it arrives !
  10. Replies
    5
    Views
    296

    Hi Guys, Useful for an extended reach air blow...

    Hi Guys,

    Useful for an extended reach air blow gun nozzle. :)
  11. Replies
    2
    Views
    151

    Hi, I've been doing a similar thing with those...

    Hi, I've been doing a similar thing with those cheap 125 mm TCT saw blade out of Aldi and Lidl ! Very good value. I've found that the blades are quite well centred and don't wobble up and down...
  12. Replies
    16
    Views
    581

    Hi Greg, Thanks for that info ! It will be...

    Hi Greg,

    Thanks for that info ! It will be interesting to see how I get on with them. I didn't know about the length though.

    I just measured the bed lengths, so it will be interesting to see...
  13. Replies
    66
    Views
    2,347

    Hi Guys, Whilst waiting for the Thyristors...

    Hi Guys,

    Whilst waiting for the Thyristors that I've ordered to turn up, I have been doing a lot of testing and analysis of circuit variations and the few different motors that I have available to...
  14. Hi Joe, Guys, Many years ago I had a stamp...

    Hi Joe, Guys,

    Many years ago I had a stamp made from lead type by a friend of mine that had a printing business. He made the lead type on his "Linotype" machine. I used it for stamping the...
  15. Replies
    16
    Views
    581

    Hi Greg, I've just ordered one of those for...

    Hi Greg,

    I've just ordered one of those for the mill !
    What do you think about it ?
  16. Thread: File sets

    by BaronJ
    Replies
    3
    Views
    215

    Hi Guys, Whilst I do have various files, I...

    Hi Guys,

    Whilst I do have various files, I tend to use some 80 grit emery cloth glued to a block of wood for general deburring of edges. Its kept in the mill drip tray and much handier than...
  17. Replies
    14
    Views
    373

    A 30 mm diameter hole ! That's enormous. I have...

    A 30 mm diameter hole ! That's enormous. I have a very old 1/2" square forged boring bar that would do that easily. It will just fit into a 20 mm hole.

    390461 390462

    A 30 mm hole in 1" inch...
  18. Hi John, No ! It was made in the fifties...

    Hi John,

    No ! It was made in the fifties early sixties, it looked reminiscent of a VW Beetle. It was at least ten or more years old when I got it. The Beetle was posh by comparison !

    That...
  19. Replies
    5
    Views
    137

    Hi John, Guys, Its likely that the worm on the...

    Hi John, Guys,

    Its likely that the worm on the spindle is just flat tape wound on and can expand slightly causing the random stopping applying gentle pressure will cause the turns to close up...
  20. Replies
    14
    Views
    373

    Hi Chris, Guys, That is why I mentioned "D"...

    Hi Chris, Guys,

    That is why I mentioned "D" bits. In fact when I saw your first picture, I thought it was a "D" bit.
  21. Replies
    14
    Views
    373

    Hi Edd, Yes I agree ! Either way the drill...

    Hi Edd,

    Yes I agree ! Either way the drill can still grab !
  22. Hi Guys, Talking about variators, I used to...

    Hi Guys,

    Talking about variators, I used to have a car, can't remember the name, but it didn't have gears as such, you released the brake and pressed the accelerator to set off and the speed...
  23. Replies
    26
    Views
    868

    Hi Guys, The old Hoover Junior could do as...

    Hi Guys,

    The old Hoover Junior could do as well as that ! 325 Watt motor at 22K rpm with a four and a quarter inch fan, and it drove the beater/brush roller at that !

    The Hoover Senior with...
  24. Replies
    14
    Views
    373

    Hi J3d, Guys, The big problem with making an...

    Hi J3d, Guys,

    The big problem with making an all HSS boring bar is the amount of material that you are going to loose, unless it only a very small one. I've made small boring bars out of HSS rod...
  25. Thread: Cheap lathe

    by BaronJ
    Replies
    6
    Views
    484

    Hi Guys, Has anyone noticed that the site was...

    Hi Guys,

    Has anyone noticed that the site was only registered on 16/12/2020 !
    No contact phone No:
    Email contact to a different address.
    Registrant details withheld.

    Very dodgy to me.
  26. Replies
    16
    Views
    393

    Hi Guys, I think we need more information ! ...

    Hi Guys,

    I think we need more information !

    Thanks Waxen !
  27. Replies
    16
    Views
    393

    Hi Waxen, Thank you for the pictures, but it...

    Hi Waxen,

    Thank you for the pictures, but it doesn't really help, the angle doesn't allow the wiring to be identified.

    However do you have four or five wires on yours, and is it a dual voltage...
  28. Replies
    16
    Views
    393

    Hi Guys, Looking at the motor wiring the right...

    Hi Guys,

    Looking at the motor wiring the right hand picture, the mains input live wire, appears to be connected to the end of two windings, the ones coloured red and white.

    The mains neutral...
  29. Replies
    7
    Views
    450

    Hi Dave, Guys, The number of times that has...

    Hi Dave, Guys,

    The number of times that has happened to me over the years !

    Unless you have the money to sue, its not worth the bother. You may have noticed that on all my drawings I have the...
  30. Replies
    26
    Views
    868

    Hi Guys, I made a magnetic pickup wand using a...

    Hi Guys,

    I made a magnetic pickup wand using a couple of salvaged hard disc drive magnets. A bit like an oversize bike pump made from 20 mm and 40 mm diameter plastic water pipes with a...
  31. Replies
    26
    Views
    868

    Hi Guys, I made a magnetic pickup wand using a...

    Hi Guys,

    I made a magnetic pickup wand using a couple of salvaged hard disc drive magnets. A bit like an oversize bike pump made from 20 mm and 40 mm diameter plastic water pipes with a blanking...
  32. Replies
    16
    Views
    393

    Hi Guys, Motors that small don't usually have...

    Hi Guys,

    Motors that small don't usually have a centrifugal switch !

    The windings usually have one end commoned to the neutral wire and the capacitor connected between the other ends. The live...
  33. Replies
    3
    Views
    177

    Hello Mark, Guys, Nice work on those stops ! ...

    Hello Mark, Guys,

    Nice work on those stops !

    As far as grinding dust filling the recesses, cut a couple of strips of silicon baking sheet and use double sided tape to attach it to the very top...
  34. Replies
    843
    Views
    168,088

    Ouch !

    Ouch !
  35. Replies
    6
    Views
    330

    Hi Brett, Re your pictures not being the right...

    Hi Brett,

    Re your pictures not being the right way up !

    The camera stores the orientation information with the picture in what are called "EXIF" data.

    https://en.wikipedia.org/wiki/Exif.
    ...
  36. Replies
    13
    Views
    369

    Hi Guys, Apart from being very deaf, I'm also...

    Hi Guys,

    Apart from being very deaf, I'm also struggling with cataracts. So sorry about the multiple edits !

    One last thought. Its likely that the horn bodies are one of the two terminals, so...
  37. Replies
    13
    Views
    369

    Hi Bob, Yes it will work ! Although your...

    Hi Bob,

    Yes it will work ! Although your resistor will need to be able to handle 12 Watts as heat.

    V squared divide by R

    6 X 6 = 36 / 3 = 12

    So I would use a 15 or 20 watt rated resistor...
  38. Replies
    2
    Views
    132

    Hi Ian, Does this help ? 390372

    Hi Ian,

    Does this help ?

    390372
  39. Replies
    60
    Views
    2,045

    Hi Mike Guys, Import duty used to be on...

    Hi Mike Guys,

    Import duty used to be on amounts above 1000. Duty is 20% and so is VAT. Unless I'm mistaken, and I probably am, the so called free trade only applies to food. There are other...
  40. Replies
    66
    Views
    2,347

    Testing !

    Hi Guys,

    I've been playing around a little with feeding the 1 Hp motor I have on the bench, with DC using just a 1N5406 3 amp rectifier in place of the Thyristor. Depending on the value of "R...
  41. Replies
    60
    Views
    2,045

    Hi Mike, Guys, That looks like a very nice...

    Hi Mike, Guys,

    That looks like a very nice piece of kit !

    As far as importing yourself, it might pay you to check the rules in AU. With the advent of Brexit, we now have to pay import duty...
  42. Replies
    34
    Views
    1,592

    Hi Guys, Supposed to be "Myford" green, but...

    Hi Guys,

    Supposed to be "Myford" green, but yes, nearer BRG ! :)
  43. Replies
    34
    Views
    1,592

    Hi Jayne, Guys, Its always handy to have some...

    Hi Jayne, Guys,

    Its always handy to have some storage space under the lathe ! I keep my chucks and various lathe keys and other tools under mine. I also made a drawer to keep things like...
  44. Replies
    66
    Views
    2,347

    New Circuit !

    Hi Chris, Guys,

    As promised a new updated circuit !

    I've made several changes including a snubber capacitor across the Thyristor and a protection diode for the gate terminal. The snubber...
  45. Thread: Steam cleaner

    by BaronJ
    Replies
    16
    Views
    431

    Hi China, Guys, I was rooting through some...

    Hi China, Guys,

    I was rooting through some boxes looking for some parts and found this water/steam pump from a steam mop that packed in a year or two back. The usual thing, the thermal fuse had...
  46. Replies
    66
    Views
    2,347

    Hi Chris. Thank you for your post. Yes you...

    Hi Chris. Thank you for your post.

    Yes you are quite right ! the bottom of the capacitor should go to the neutral connection.

    Thank you for spotting that error, its nice that someone...
  47. Thread: Steam cleaner

    by BaronJ
    Replies
    16
    Views
    431

    Hi China, Guys, Usually it is the thermal fuse...

    Hi China, Guys,

    Usually it is the thermal fuse that dies in coffee machines. Of course they are welded rather than crimped into the circuit to discourage you from repairing them, but a ceramic...
  48. Replies
    4
    Views
    233

    Hi Nev, Guys, I've used hypo and catheter...

    Hi Nev, Guys,

    I've used hypo and catheter needles for making pin extractors !

    Although I've found that the female pins removed from a plug can also be pressed into service, particularly the...
  49. Replies
    66
    Views
    2,347

    Collecting Parts !

    Hi Guys,

    Just an update ! I have been doing some playing about with the circuit and collecting some parts for making up a test unit. I've also modified the circuit a little and done a new...
  50. Replies
    6
    Views
    165

    Tim, It seems that you posted the answer to my...

    Tim, It seems that you posted the answer to my question whilst I was still typing :)

    In that case the first step is to examine the carbon brushes and replace them if the are worn.
Results 1 to 50 of 4387
Page 1 of 88 1 2 3 4