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ENGINEER.48

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Active mechanical designer / Mechanical design experience [20 years] I provide design know-how cultivated through practical experience and real information that is not found in textbooks and is useful in the field.

Calculation method and concept of gripping force for lathe chuck pressure

Calculation method and concept of gripping force for lathe chuck pressure

2020/8/21    

  Today's note is on "How to calculate and think about the gripping force for lathe chuck pressure". I believe it is important to assume chuck pressure, especially when lathing delicate materials. In the past, I have been working on a product turning ...

Summary of cutting tool life3

A story about how it turned out to be quite difficult to calculate the life of cutting tools.

2023/11/30    

  Today, I would like to talk about the fact that it is quite difficult to calculate the life of a cutting tool. I think that the life expectancy of a cutting tool is the result of its function declining as the damage to the cutting tool increases.

Basic actions that can be done with IAI's RoboCylinder

Summary of basic actions that can be performed with IAI's RoboCylinder

  Today's note is about "basic operations that can be done with IAI's robo-cylinders". I mainly design production equipment (manufacturing and assembly lines) and specialized processing machines, both of which are IAI's ...

Conversion and calculation formulas for the nomenclature of angles "degrees, minutes, and seconds

Conversion and calculation formulas for the nomenclature of angles "degrees, minutes, and seconds

2025/11/13    

Today's note is on "Angle Conversion and Formulas for Degrees, Minutes, and Seconds". In mechanical design, "degrees, minutes, and seconds" are used for backlash of rotating structures, etc. Also, backlash of a machine is expressed in "degrees".

How to become a freelancer in mechanical design and if you do.

How to become a freelancer in mechanical design and if you do.

2025/11/13    

  Today's story is about how to become a freelancer in mechanical design and if you do. *This article is always rewritten with the latest information. (Please check the update date for the rewrite date.) ...

A must-read for those who are just starting to learn about drawing. There is a book where you can learn everything about drawing inspection.

Inspection Drawings are not just drawings. A book to learn all aspects of drawing inspection [for managers].

2025/10/13    

  Here is a note on "Inspection Drawings are not just drawings. A book to learn all about drawing inspection," a memo of information I would love for managers to know.  This manufacturing industry we work in has, in the last few years, had no one to inspect drawings in the first place ...

Why 80% of drawings are printed on paper and only 20% are paperless

About 80% of drawings are printed on paper and only 20% are paperless.

2025/10/13    

Today's note is about "Paper output group is about 80% for drawing inspection and only 20% for paperless". I am a freelance designer, so basically, I am the only one who inspects drawings by myself, and I do not use paper output, but paperless ...

Difference between a robotic cylinder and a single-axis robot

Difference between a robotic cylinder and a single-axis robot

  Today's note is about the difference between RoboCylinders and single-axis robots. I think it is better to clearly understand the difference between RoboCylinder and Single Axis Robot. Because, single axis ...

What is cutting temperature? Summary of what you can do to lower the cutting temperature.

What is cutting temperature? Summary of what you can do to lower the cutting temperature.

2025/9/5    

  Today's note is on "What is cutting temperature? Today's topic is "What is Cutting Temperature and What Can Be Done to Reduce It? Recently, I have been designing more and more machining-specific machines, and I have been wondering about the cutting temperature ...

From TamaDic's Ten Design Principles: Ten Tips for Mechanical Designers

From TamaDic's Ten Design Principles: Ten Tips for Mechanical Designers

2025/10/19    

  Today's note is on "From TamaDic's Ten Lessons in Design: Ten Tips for Mechanical Designers". How should we designers be? I see this and am usually aware of it, but the words ...