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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.

図面に使われる部品表の参考

2025/8/15    

  ここでは 機械製図 における 「部品表の参考」 についてのメモです。   図面に使われる部品表は各社様々ですが、ここでは基本的な部品表とその説明をメモしておきます。これから部品 ...

Basic knowledge when replacing or comparing air cylinders with electric cylinders

  Today's note is about "basic knowledge when replacing/comparing air cylinders with electric cylinders". When designing a machine, it is often necessary to compare air cylinders and electric cylinders for simple movements.

Formula for finding the arc length (Finding the angle from the radian. (How to find radian from angle)

2025/11/13    

Today's note on "Finding Angles from Radians. How to Find Radians from Angles" note. Radian of Arc Degree Method Definition of radian The value of the angle formed by two radii that cut an arc of the same length as the radius of that circle on the circumference of the circle and ...

Information on anodizing film thickness and density

2025/10/19    ,

Today's note is on "Anodizing Thickness/Density Information". It is very difficult to find information on anodizing thickness and density, but there are some processors who can provide us ...

Basic knowledge of selecting roller conveyors for transporting heavy loads

2025/7/25    

  Here are some notes on "Basic Knowledge for Selecting a Roller Conveyor for Conveying Heavy Workpieces. Roller conveyors are used in a variety of locations, but if you want to convey heavy workpieces, choose a roller conveyor ...

Drawing scales recommended by JIS and practical drawing scales

2025/8/15    

  This section notes "drawing scales recommended by JIS and practical drawing scales" in mechanical drawing. The scale is the length dimension of the object shown in the original drawing relative to the actual length dimension of the object....

Tolerance Design Basics and Concepts

2025/11/13    

  Here are some notes on the "Basics and Concepts of Tolerance Design". We have heard that tolerance design technology supported Japanese manufacturing. Recently, it has also ...

Sales Methods for Mechanical Design Freelancers

2025/11/13    

Here we discuss "How to do business as a mechanical design freelancer." We freelancers have waves of work. Here are some sales methods that I and other freelancers are using to reduce those waves as much as possible.

Yamaha Linear Motor Single Axis Robot Feature Memo

  Today's memo is about "Yamaha Linear Motor Single Axis Robot Feature Memo". I often handle pulse motors and servo motor electric cylinders, but I have never seen a linear actuator single-axis ro ...

Why SolidWorks installation was interrupted or rewound and how to resolve it

2023/11/9    

  Today's note is about "Why my SolidWorks installation was interrupted or rewound and how to resolve it." I replaced my computer and re-installed CAD, but SolidWorks ...