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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.

Image of SUS304 sheet material

List of SUS stainless steel types|Complete guide to selecting stainless steel by features, applications, and comparison

2025/10/13    

  Here are some notes on "SUS (Stainless Steel) materials" used as mechanical materials, which are useful for mechanical design. Among the many materials available in the field of mechanical design, selecting the optimal stainless steel (SU

Image of mechanical drafting in CAD

Introduction to Mechanical Drawing

2025/8/21    

  Here, I would like to leave a note as an introduction to mechanical drawing, "Thorough Explanation from Basic Rules to Drawing Methods". In mechanical drafting, I have been wondering if I can really convey the ...

Image of two overlapping metal plates

List of Coefficients of Friction by Material|Basics and Knowledge for Machine Design

2025/11/16    

  ここでは 「機械設計に役立つ摩擦係数の考え」 をメモしています。   機械設計に携わる中で、「この材料の摩擦係数はいくつだろう?」と疑問に思う事が多々あるかと思います。  特に ...

細かい傷がついているアルミプレート

クランプの傷防止、完全ガイド!設計者が知るべき全知識

2025/10/19    ,

  ここでは 「クランプの傷防止」 の完全ガイドとして設計者が知るべき全知識をメモしています。   機械設計に携わる中で、 ワークのクランプ は、切削加工から精密な組立まで、あらゆ ...

トグルクランプでワークをクランプしている様子

治具設計のクランプ完全ガイド|種類・使い方から選び方まで

2026/1/29    

  ここでは、 「治具などに使われるクランプの種類と使い方」 についてメモしています。   治具設計 において、ワーク(加工対象物)を固定する治具クランプは製品の品質を左右する非常 ...

CAD screen showing jig design

Textbook of Jig Design: Principles and Practical Tips from the Basics

2025/10/13    

  ここでは治具設計の教科書として 「治具の基礎から学ぶ原理原則と実践のコツ」 をメモしています。   治具の設計は、ものづくりの品質と効率を左右する、機械設計者にとって極めて重要 ...

Industrial sponge (NBR sponge) on the work table

Types and Selection of Industrial Sponges|Thorough Comparison of Materials, Uses, and Processing

2025/10/13    

  Here we note "Types and Selection of Industrial Sponges|Thorough Comparison of Materials, Uses, and Processing. The characteristics of industrial sponges vary greatly depending on their materials and structures, and it is important to select a sponge that is not suitable for your application.

Image of the part to be measured being positioned and measured.

The Complete Guide to Positioning in Mechanical Design

2025/11/13    

  This section notes the principles of positioning in machine design and how to position parts according to their accuracy. In mechanical design, positioning, which means "where and how" to place a part, is ...

The Complete Guide to Air Circuit Design|Thorough explanation from basics to practice

The Complete Guide to Air Circuit Design|Thorough explanation from basics to practice

  Here we note "A Complete Guide to Air Circuit Design, from Basics to Practice." Air circuit design is one of the most important skills for mechanical designers. In practice, however, it is not always easy to design to a schematic ...

タイミングベルトの種類と選び方【設計者向け完全ガイド】

2025/8/1    

  ここでは 「タイミングベルトの種類と選び方」 についてメモしています。   タイミングベルトの選定は、機械設計における重要なプロセスの一つです。 しかし、多岐にわたる歯形や材質 ...