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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.

Torque Calculation for Stepping Motors

2025/5/4    

Here are some notes on "Torque Calculation for Stepping Motors". Unfortunately, the torque calculation for stepping motors is more complicated than for DC motors, and there are several ...

About Polyethylene Polymer Material (Ultra High Molecular Weight PE)

2025/10/13    

  Here is a note on "Polyethylene material (Ultrahigh-molecular-weight PE)". Overview of Polyethylene Polyethylene is composed of a very long chain of molecules (polymers) with a large number of ethylene ...

Consider the difference between MISUMI and Makers and how it is used.

Today, I would like to discuss the difference between MISUMI and Makers and how to use them. For those who know about MISUMI but do not know about Makers, or for those who, like me, do not know the difference between the two, I have researched both MISUMI and Makers, and I hope you will find this information useful.

Basic Knowledge of Explosion-Proof Design

2025/11/13    

  This section notes "Basic Knowledge of Explosion-Proof Design". This section summarizes the basic knowledge that serves as an entry point for those who are going to learn about explosion-proof design. Please refer to it. Explosion-proof design (1) Basic knowledge of explosion-proof design Machinery ...

Calculation method to convert dm3/min (ANR) or L/min (ANR) to dm3/(s-bar)

2025/11/13    

  Here is a note on how to calculate the conversion of dm3/min (ANR) or L/min (ANR) to dm3/(s-bar). Conversion of flow rate units dm3/min (ANR) = L/min (ANR) d ...

How to calculate tension by suspension angle

2025/11/13    

  This section notes "How to Calculate Tension by Hanging Angle". This calculation can be applied to tension force on wires when suspending heavy objects with eyebolts, etc. Calculation of Tension by Suspension Angle The object to be lifted ...

Key and keyway dimensions

2025/4/12    

  Key and keyway dimensions" are noted here. Key and keyway dimensions Current JIS standard (JIS B 1301-1996) These are the dimensions of the current JIS standard in operation. &nbsp ...

Movement of electric cylinder (video)

Here is a video note on the "movement of the electric cylinder".  The video posted here was displayed at IAI's booth at the exhibition. Movement of an electric cylinder The following video shows an electric cylinder made by IAI ...

How to use the toggle clamp

2025/3/2    

  This section notes "How to use toggle clamps and what to look for when using them in design. This section summarizes the prerequisite knowledge for designers to use toggle clamps and what they should know about them in design. Toggle Clamps ...

Sanitary Pipe and Ferrule Joint Dimensions

  Here is a note on "Sanitary Pipe and Ferrule (Herring) Joint Dimension Table". Sanitary pipe is defined in JIS G 3447 as "stainless steel sanitary pipe used in the dairy and food industries ...