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Jeremiah Baker
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From woodworking to aerospace, 30+ years of hands-on experience—sharing lessons, skills, and shop insights.

Ahhh... yes! The riddle of the vernier!

Truth is, every-time I use one... I stare at it for awhile.

"How does this thing work again."

Or... learned anything!

nostr:note10avdhr6y50p9ppa5szd750zk23nngm86tqedk4umg959tjzqwgjq8nnz2s

Transform micrometer dread into expertise: an easy-to-follow guide to precision and confidence.

Take your newfound skills to the workshop or lab and watch as accurate measurements become second nature - nothing to fear.

Leave behind any apprehensions and follow this guide to the essential steps of becoming a proficient user of the vernier micrometer.

1. Select Measurement Unit:

- Choose the appropriate unit of measurement, either metric or imperial, based on your requirements.

2. Choose Measurement Range:

- Select the micrometer size suitable for the range of your measurement. Micrometers will often come in 0"-1", 1"-2", 2"-3", etc.

3. Get Acquainted with the Micrometer:

- Familiarize yourself with the main components of the micrometer, consisting of the fixed main scale and the sliding vernier scale.

4. Clean the Anvils:

- Before measurements, ensure the anvils (the measuring surfaces) are clean. Use a lint-free cloth or special cleaning tool to remove any debris that could affect accuracy.

5. Zero Adjustment:

- Ensure accurate measurements by zeroing the micrometer. Close the jaws and confirm that the zero on both the main and vernier scales align.

6. Open the Jaws:

- Use the thimble or the ratchet knob to gently open the jaws of the micrometer. Position the object to be measured between the jaws.

7. Gently Close the Jaws:

- Close the jaws gently until they make contact with the object, avoiding excessive force.

8. Read the Main Scale:

- Observe the whole number measurement on the main scale aligned with the thimble or sleeve edge.

9. Read the Vernier Scale:

- Examine the vernier scale to identify the line that best aligns with a main scale line. The number on the vernier scale corresponding to a main scale line indicates the fraction of the smallest division.

10. Combine Readings:

- Combine the whole number measurement from the main scale with the fraction from the vernier scale to obtain the precise measurement.

11. Utilize the Ratchet Knob:

- If your micrometer features a ratchet knob, use it to apply a consistent and controlled force when closing the jaws. This helps prevent over-tightening and ensures accuracy in measurements.

12. Record the Measurement:

- Record the measurement, including both the whole number and the fraction obtained from the main and vernier scales.

13. Thimble Lock (Optional):

- Some micrometers include a thimble lock, allowing you to temporarily secure the measurement. Use this feature when you need to record the measurement without maintaining constant pressure on the micrometer.

NOTE: Several repeated measurements in a row ensure that you are taking a good accurate reading.

Precision is paramount when using a vernier micrometer, so handle the instrument delicately, employ the ratchet knob judiciously, and follow the appropriate procedures for accurate measurements.

#grownostr #diy #machining #engineeringnostr

Yes, you are very correct. The United States is in dire need of foundries. They are closing at an alarming rate. In the world of aviation repair it is critical. You can no longer find foundries to cast vital military aircraft parts.

The difference between a journeyman and a master craftsman is…

a master can fix their mistakes.

#grownostr #quotes

Replying to Avatar Jeremiah Baker

This one should be good. nostr:npub1rxysxnjkhrmqd3ey73dp9n5y5yvyzcs64acc9g0k2epcpwwyya4spvhnp8 has been close to the Canadian trucker situation. I have heard him talk about it on other podcasts briefly. However, this one seems to be a full summation.

Cheers!

Dang! I forgot to put the link! Sorry about that.

https://youtu.be/IGnOz7KlUbg?si=9b8AIivBZsf3tRkR

Replying to Avatar Dr. Hax

Having said that, if people were willing to hire a CAD modeler to make a part for them, it could potentially work around this issue. The problem is it can be difficult to get the tolerances just right on the first attempt. So unless the modeler has the exact make and model of thr thing the part is going to fit into (dishwasher, vacuum, or whatever), it's unlikely to work out well for anyone. Changing THAT would require major changes in the way things are made and, honestly, probably the entire way our #economy functions.

We would want open designs and published CAD models for entire products. This would allow anyone to manufacture the open product. Right now, the only way the product designer is going to be able to get paid is by intellectual property laws. Nobody can legally manufacture the product without paying a royalty. But the law isn't enough, which is why the licensed models are not released.

If someone devised a mechanism for designers to get paid for their work, or some other mechanism to ensure designers have what they need to do this work (food, water, shelter, electricity, internet, etc.), it would truely change the world.

Open designs would take over. Consumers would prefer them because they can have the product made by a manufacturer of their choice. Maybe it's their makerspace, a library, a machine shop, or their own home. They could hire a designer to make add-ons for things they already own. Not being able to get replacement parts, or being price gouged for them, would be a thing of the past.

The fight for the right to repair would be won forever.

Consumers could decide how durable of matetials things should be made from.

This could be achieved by a sufficient Universal Basic Income, a market incentive to design open parts, or just some rich person who decided that they were going to pay people to initially do this work and once everyone is hooked on open products, they can cut off the funding. Once the demand is there, designers can croudsource things they want to make and publish to the world. Consumers could offer bounties on things they want. It would be a far greater revolution than anyone promoting 3D printing has suggested. That's because it would not be a revolution of 3D printing, it'd be a revolution of manufacturing.

#3DPrinting #Manufacturing #Capitalism #AntiCapitalism #OpenSource #OpenDesign

Thank you very much for your thoughtful responses. Plastic is where 3D Printing really excels. Metals are definitely the harder nut to crack.

Cheers!

Calling all industrial enthusiasts! Let's talk about a shift in the engineering landscape.

In the dynamic world of technology, we've witnessed a shift from traditional skills to high-tech solutions in aviation Maintenance, Repair and Overhaul (MRO).

However, there's a crucial gap emerging as experienced craftsmen retire without successors stepping in. This vacuum is leading to the over-reliance on technology as a quick fix, particularly in processes like 3-D printing.

But here's the catch - these solutions often become costly crutches, leaving us with idle machines and a workforce lacking essential skills to do repairs.

So, what's the key? It's time to bridge the gap and equip the next generation with the right skills to ensure a seamless transition.

Let's move beyond the temporary allure of technology and focus on building a workforce that can sustain and

- Long-Term Vision: Instead of quick fixes, let's plan for the future. Prioritize skill development over temporary technological band-aids.

Let's build a future where technology complements, not replaces, the craftsmanship that has defined industries for decades.

elevate industrial practices.

Imagine a future where technology is an asset, not a crutch, and where skilled workers drive innovation forward.

Here are some things that we can do:

- Skill Up: Young engineers, invest in your craft! Hone those traditional skills that form the backbone of industrial expertise.

- Mentorship Matters: Seasoned professionals, share your knowledge. Mentorship is the bridge between experience and innovation.

- Holistic Approach: Industries, let's invest in comprehensive training programs. Ensure that the workforce is well-rounded and adaptable to evolving technologies.

#grownostr #engineernostr