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Type: Posts; User: RJT

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  1. Replies
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    1,273

    I like this solution the best. Won't have to fish...

    I like this solution the best. Won't have to fish around in the chip to find parts.
  2. Replies
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    1,273

    How to avoid this machine crash

    Turning a simple part in a CNC lathe, face, turn, thread, groove and cut off, 30 part run, the back side will be done in a second op. On the 21st part, at cutoff the part flips into the counter bore...
  3. Thread: Doosan

    by RJT
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    2,848

    Thanks, firm believer in keeping things neat and...

    Thanks, firm believer in keeping things neat and organized pays for itself. Especially since we do a lot of quick turnaround precision work.

    Sent from my moto z3 using Tapatalk
  4. Thread: Doosan

    by RJT
    Replies
    28
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    2,848

    Samchully 8 inch, we use it mostly for indexing,...

    Samchully 8 inch, we use it mostly for indexing, haven't done much contouring, but so far it works great. Only had it about 9 months.

    Sent from my moto z3 using Tapatalk
  5. Thread: Doosan

    by RJT
    Replies
    28
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    2,848

    We have several, lathes, mills, and mill / turn....

    We have several, lathes, mills, and mill / turn. Been very happy with performance and reliability. We don't run production, strictly tool room work, so lots of setup and short run parts. Lots of...
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    453

    Time for a thorough cleaning? How can you even...

    Time for a thorough cleaning? How can you even start cutting when you have a contact alarm? Look carefully inside the lower housing that secures the power contactor. Any suspicious erosion inside...
  7. What makes Ingersol Rand Ultra coolant worth $148.00 for 5 liters?

    What is this stuff made of ? I was shocked by the price. This is coolant / lube for screw compressors.
  8. Replies
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    789

    Don't know anyone out your way, but turn down the...

    Don't know anyone out your way, but turn down the damaged part, press on a hard sleeve (assuming this part is heat treated), grind at assembly seems like a pretty ordinary repair that lots of shops...
  9. We have Bott/Kennedy and Stor - Loc. Both are...

    We have Bott/Kennedy and Stor - Loc. Both are great, I thing the Stor - Loc was less expensive and more flexible with drawer combinations.
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    I would consider the proximity of applications...

    I would consider the proximity of applications and training support from your distributor as a factor. Any of the choices except ONA (don't know much about them) will do what you need. Not sure how...
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    I always assumed they were just centerless ground.

    I always assumed they were just centerless ground.
  12. Replies
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    Don't know where you are in North Carolina, but...

    Don't know where you are in North Carolina, but Monarch Group in Kernersville get a lot of my business. Great pricing compared to McMaster.
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    You should be safe for months with new batteries....

    You should be safe for months with new batteries. Be aware there may be more than one battery per machine.
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    We make a lot of circular print dies and use...

    We make a lot of circular print dies and use graphite exclusively. Depending on the level of detail (we use .005" diameter 10 or 20 degree engraving tools) and are milling .025 deep and burning .020"...
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    28,522

    11 years old, you may not get much response.

    11 years old, you may not get much response.
  16. Replies
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    714

    In plastic, heat is your enemy. I have used 6"...

    In plastic, heat is your enemy. I have used 6" diameter slitting saws with R8, 3/16? wide. A spray mist helps. Better to have a key way with all the slop taken out of it and a direct (not climb) cut.
  17. Replies
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    Thanks. I have some of your stuff in the shop too.

    Thanks. I have some of your stuff in the shop too.
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    I would love to hear how you re grooved your...

    I would love to hear how you re grooved your wedges. What shape was your turning tool,narrow finger that went in the groove or V shaped that scored the edges?
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    35 years ago I was 30 years old and was an...

    35 years ago I was 30 years old and was an experienced toolmaker, had $20k in cash savings. Bought new Alliant mill, used Cincinnati lathe, new Harig grinder, and put them in the basement on a...
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    I would be up front with them and say something...

    I would be up front with them and say something like, "I don't mind subcontracting to you under the original conditions, but I'm not interested in having to justify all my decisions, I don't need the...
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    Does the same apply for polycarbonate? Is it made...

    Does the same apply for polycarbonate? Is it made in cast and extruded?
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    We have a whole shelf full of fixtures we have...

    We have a whole shelf full of fixtures we have made over the years. Even made some vises fashioned after 3R when times were slow. If you are going keep it and use it , make it from 440C stainless,...
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    I have 5 seats of Mastercam 2018 mill, mill 3d,...

    I have 5 seats of Mastercam 2018 mill, mill 3d, lathe multi axis multi spindle, and wire EDM. I got all my guys trained [10 employees] and after 1 year didn't buy the maintenance any more. It does...
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    How are you aligning the reader head to the...

    How are you aligning the reader head to the scale? Are there temporary brackets for installation? All the glass scales I have installed (dozens) have had alignment brackets to put the reader head...
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    Machining acrylic, cast versus extruded

    We machine some covers for assemblies we make out of 3/16 thick acrylic. The last batch we made machined like a dream. I'm trying to figure out if the YG-1 cutter (hi polish made for aluminium) made...
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