• 1.Design technology
    • 1-1.The story of machine design
    • 1-2.About Automation
    • 1-3.Factory System
      • Clean Room
      • Nut Runner
      • Stack transport
      • Galvano Scanner
      • About contamination
      • Forklift related
      • Crane related
      • About Factory power supply
    • Mechanical Design｜Basics
    • Trestle design
    • Jig design
    • Positioning foundation
    • Tolerance design
    • Input design
    • Welding knowledge
    • Analytical Strength｜CAE
    • Safety design
    • Explosion-proof design
    • Thermal measures
    • Air circuit
    • Production Technology/Manufacturing technology
    • Processing｜Foundation
    • CAD｜General
  • 2.Design calculations
    • Surface roughness ・ Surface roughness table
    • Cycle calculation
    • Habitual sex moments
    • Strength calculation
    • Basic calculation (Other)
  • 3.Mechanical elements
    • Motor
    • Air cylinder
    • Security
    • Electric Cylinder / Single Axis Robot
    • Index table
    • Linear Guide Shaft
    • Ball screw
    • Robot
    • Conveyor
    • Bearings ・ Bearings
    • Oiles Bush
    • Cable bear
    • Spring design
    • Shock absorbers
    • Chain
    • Sensor
    • Light curtain
    • Toggle clamp
    • Other Mechanical elements
  • 4. Table of various dimensions
    • Hex Socket Head cap Bolt
      • Screw-Zagli dimensions
      • Screw head dimensions
      • Trash-avoiding caps
    • Screw and tap materials
      • Screw Pitch Lead
      • Tap hole under dimension
      • In Helisat downhole
    • Dish fir dimensions
    • Spring/ Flat washer
      • Flat washer dimensions (New JIS, Old JIS)
      • Applications of flat washers
      • Application of Spring washer
    • Nuts
      • Hex Nut Dimensions
      • Types of nuts
    • Key-Keyway
      • Keyway dimension table
    • Parallel Pin-Knock pin
    • Piping screw
    • Tool dimensions
  • 5. Material Characteristics/Dimensions
    • Physical characteristics
    • Aluminum
    • Stainless steel
    • Resin
    • Rubber/Sponge
    • Flat bar
      • About Flat Bar
      • About Black Skin
      • SS400-FB
      • SUS304-FB
      • SUS303-FB
      • SUS316-FB
    • Round and square bars
      • Polished steel bar
      • Centerless round bar
    • Square pipe
      • SS400（STKR）
    • Equilateral angle iron (Angle)
      • SS400
    • Steel plate and wire mesh
      • Expanded metal
      • How to call Jishaku
    • Plumbing
    • Types of steel
  • 6.Heat treatment/surface treatment
    • 6-1. Surface treatment
    • 6-2.Heat treatment
    • 6-3.Painting
  • 7.Drafting knowledge
    • 7-1.What is mechanical Drawing?
    • 7-2. How to write a drawing
    • 7-3.How to do a drawing inspection

Know-how learned in machine design - Information dissemination site

Machine Designer's Note

  • 1.Design technology
    • 1-1.The story of machine design
    • 1-2.About Automation
    • 1-3.Factory System
      • Clean Room
      • Nut Runner
      • Stack transport
      • Galvano Scanner
      • About contamination
      • Forklift related
      • Crane related
      • About Factory power supply
    • Mechanical Design｜Basics
    • Trestle design
    • Jig design
    • Positioning foundation
    • Tolerance design
    • Input design
    • Welding knowledge
    • Analytical Strength｜CAE
    • Safety design
    • Explosion-proof design
    • Thermal measures
    • Air circuit
    • Production Technology/Manufacturing technology
    • Processing｜Foundation
    • CAD｜General
  • 2.Design calculations
    • Surface roughness ・ Surface roughness table
    • Cycle calculation
    • Habitual sex moments
    • Strength calculation
    • Basic calculation (Other)
  • 3.Mechanical elements
    • Motor
    • Air cylinder
    • Security
    • Electric Cylinder / Single Axis Robot
    • Index table
    • Linear Guide Shaft
    • Ball screw
    • Robot
    • Conveyor
    • Bearings ・ Bearings
    • Oiles Bush
    • Cable bear
    • Spring design
    • Shock absorbers
    • Chain
    • Sensor
    • Light curtain
    • Toggle clamp
    • Other Mechanical elements
  • 4. Table of various dimensions
    • Hex Socket Head cap Bolt
      • Screw-Zagli dimensions
      • Screw head dimensions
      • Trash-avoiding caps
    • Screw and tap materials
      • Screw Pitch Lead
      • Tap hole under dimension
      • In Helisat downhole
    • Dish fir dimensions
    • Spring/ Flat washer
      • Flat washer dimensions (New JIS, Old JIS)
      • Applications of flat washers
      • Application of Spring washer
    • Nuts
      • Hex Nut Dimensions
      • Types of nuts
    • Key-Keyway
      • Keyway dimension table
    • Parallel Pin-Knock pin
    • Piping screw
    • Tool dimensions
  • 5. Material Characteristics/Dimensions
    • Physical characteristics
    • Aluminum
    • Stainless steel
    • Resin
    • Rubber/Sponge
    • Flat bar
      • About Flat Bar
      • About Black Skin
      • SS400-FB
      • SUS304-FB
      • SUS303-FB
      • SUS316-FB
    • Round and square bars
      • Polished steel bar
      • Centerless round bar
    • Square pipe
      • SS400（STKR）
    • Equilateral angle iron (Angle)
      • SS400
    • Steel plate and wire mesh
      • Expanded metal
      • How to call Jishaku
    • Plumbing
    • Types of steel
  • 6.Heat treatment/surface treatment
    • 6-1. Surface treatment
    • 6-2.Heat treatment
    • 6-3.Painting
  • 7.Drafting knowledge
    • 7-1.What is mechanical Drawing?
    • 7-2. How to write a drawing
    • 7-3.How to do a drawing inspection
material properties

About POM, Duracon, Delrin, Celcon, Iupital, Tenac

2025/10/13    Resin

  今日は「POM・ジュラコン・デルリン・セルコン・ユピタール・テナック」についてのメモです。機械設計をしていると図面の材質指定にPOMなどの記載がありますが、何種類か見る事があるので以下の ...

糸面取りの一般的な解釈と目安寸法

糸面取りの一般的な解釈と目安寸法

2025/8/15    Drawing/Writing

  ここで　機械製図　における注記の一つ　「糸面取りの一般的な解釈と目安寸法」についてメモしておきます。　機械設計初心者の方でも解りやすいように、少し丁寧に説明しています。 糸面取り 図面の ...

Advantages of Articulated Robots

Structural advantages of partial use of articulated robots

2023/12/6    Robot

  今日は、最近僕が感じている「多関節ロボットを部分的に利用する事の構造的メリット」についてのメモです。 多関節ロボット導入の設備の構造的メリット 先日、こんな呟きをしました。   ...

Surface roughness and surface roughness obtained by different machining methods

Surface roughness and surface roughness obtained by different machining methods

2025/8/15    Machining/ Foundation, Drawing/Writing

  ここでは「加工方法別に得られる面粗度・面粗さ」についてのメモをしています。 加工方法別に得られる面粗度・面粗さ 機械図面　に記載する面の粗さ（面粗度）を把握するには、加工方法によってどれ ...

Problem_Resolution_of_Contradiction_40_Principles_of_Invention

40 Inventive Principles of TRIZ methods that can solve problems and contradictions

2025/10/19    TRIZ, The story of machine design

  今日は「問題・矛盾解決が出来るTRIZ（トゥリーズ）の手法40の発明原理」のメモです。   40の発明原理は　「技術的な矛盾」を解決する具体的な方法　であり、これらの内容は　膨 ...

機械化,自動化

これが解れば手作業を機械化・自動化が高い確率で出来ると思う話

2025/11/13    Mechanization/automation

  今日は「これが解れば手作業を機械化・自動化が高い確率で出来ると思う話」をしたいと思います。ここ数年、自動機械を設計してきた中で解ったことのメモです。   手作業の機械化・自動化 ...

窒化処理の種類と特徴（要点だけメモ）

2026/1/31    Surface treatment

  ここでは　焼き入れ方法　の一つである　「窒化処理」　についてのメモをしています。   一言に窒化（チッカ・ちっか）といっても、　焼き入れは種類が豊富　なので、ここでは数多くある ...

How to use knock pins and parallel pins and reference design methods such as hole tolerances1

Design method for using knock pins and parallel pins as positioning

2025/10/19    Knock pin/Parallel pin, Method of positioning, Design method

  ここでは　位置決め完全ガイド　で触れている　「ノックピン・平行ピンを位置決めとして使う場合の設計方法」についてのメモです。   まず、機械部品などの位置決めには大きく分けて2つ ...

Wind pressure/pushing force is obtained from wind velocity

Calculation to determine wind pressure (how much force is being pushed per area) from wind speed

2025/11/13    Basic calculations

今日は風速の目安が解らなかったので、「風速から風圧（面積あたりどれくらい押される力があるのか）求める計算」についてのメモを残しておきます。特に難しいことはありません。風速が面積あたりどれくらい押す力を ...

Consideration and load calculation of cross roller rings

Consideration and load calculation of cross roller rings

2025/10/19    Bearing

今日は「クロスローラーリングの検討･荷重計算」についてのメモです。THK製のクロスローラリングの計算はメーカーサイトに無い（と思われる）ので、カタログの情報を元に計算書を作り、クロスローラリングの事に ...

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Engineer 48

  Active mechanical designer in Japan. I have been a mechanical designer for [21 years]. Currently. S-TEC It is a sole proprietor who works on various designs based on FA (Factory Automation) automatic machines under the shop name of "Factory Automation".

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  • 1] About Mechanical Design (71)
    • 　　[1-2] Design Methods/Design Techniques (25)
  • 【2】Machine calculation/ Strength calculation / Others (16)
  • [3] Tolerance design (4)
  • 4] Usage of Machine Elements/Calculations (145)
  • 【5】2DCAD／3DCAD／CAE (31)
  • 【6】 Material/ Material/ Processing/ Characteristics (63)
  • [7] Assembly drawing/ parts drawing/ writing (29)
  • [8] Production/Manufacturing/ Automation/ Mechanization (27)
  • [9] Processing related (12)
  • [A] JIS/Standard/Reference standard (13)
  • [B] Other Miscellaneous Notes (15)

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Machine Designer's Note

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