Notes from a Mechanical Designer - Page 2 of 42 - A site for disseminating know-how and information learned in mechanical design

: Documentation to check air circuit connections

2025/3/23 Air circuit

Today's note is about "materials for checking air circuit connections. The work of "connection confirmation" is very difficult both in selecting air circuit equipment and in drawing air circuit diagrams. Today, I would like to share with you a very useful document that I created to improve this process.

: The hardest part of my job as a mechanical designer.

2023/12/3 The story of machine design

Today's note is about "the hardest part of my job as a mechanical designer". Today, I would like to write about the things that I feel every day in my job as a mechanical designer that I think are hard ...

: It's a common story that if you divert drawings, you divert trouble.

2023/12/3 The story of machine design

Today's note is about the "common story that when drawings are diverted, problems are also diverted. I would like to talk about the importance of feedback, which is a common practice in mechanical design. Drawing ...

: Calculation method for crushing allowance, crushing ratio, and filling ratio of O-rings in flat fixation such as flanges

2020/9/9 O-ring

Today's note is about "Calculation of crushing allowance, crushing ratio, and filling ratio of O-rings (flange fixation, external pressure, internal pressure)". Today's article is about the calculation of crushing allowance, crushing ratio, and filling ratio of O-rings in flat fixation such as flange ...

: Mechanical Design Job Description - Manufacturing Equipment

2020/9/20 The story of machine design

Today's note is about "Job Description for Mechanical Designers - Manufacturing Equipment". Job Description of Mechanical Design for Manufacturing Equipment Entrance to Mechanical Designer If you want to become a manufacturing equipment designer, you should be aware of these things ...

: List of RS chain pitches and allowable tension

2025/11/21 Chain

Here is a note on "RS Chain Pitch and Allowable Tension Table," which is a key point for selection in design using chains. I recently worked on a design project for a device using multiple RS chains ...

: The Mechanical Design Handbook definitely supports the study and improvement of skills in mechanical design.

2025/10/19 The story of machine design

Here is a note about the Mechanical Design Handbook, which is introduced in the Mechanical Drafting article, and which supports the study and improvement of your mechanical design skills. The scope of mechanical design is so broad that it is difficult to know how to study ...

: How to use inspection drawings to train designers

2025/10/13 Method of drawing

Today's note is about "how to use inspection drawings for training designers". Recently, young designers have grown up and I have started assigning them the task of "inspecting drawings". I noticed something while having them do the "inspection".

: How to determine the length of cable bearers, number of links, and the dimensions of a clean installation, and the size of the opening

2026/3/26 Cable bear

Today's note is about "how to determine the length, number of links, and crisp installation dimensions of cable bearers and aperture size.　There are two basic things that the mechanical design side should pay attention to when selecting and installing cable bearers. &n ...

: （I survived the biggest challenge of my design life (at this point).

2023/11/30 Past events

Today's article is about "I survived the biggest challenge of my design life (at this point). It has been a real long time, everyone. Today I would like to leave a record of my unforgettable extreme situation here. Please laugh at me ...

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