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Couplings

Advancements in Servomotor Coupling Technology

Various flexible coupling types have been developed based on application demands.

Jul. 31. 2020

The Anti-Vibration Coupling with High Rigidity

High rigidity disk couplings with vibration absorption function.

Jul. 31. 2020

Plastic and Rubber

This page describes "Plastics and Rubbers" such as ABS, FRP, polycarbonate, polypropylene, silicone rubber and butyl rubber.

May. 10. 2016

Surface Treatment

This page describes "Surface Treatments" such as thermal spraying, induction hardening, nitriding, electroplating, chemical conversion treatment and anodic oxidation.

May. 10. 2016

Aluminum Alloy

This page describes "Aluminum Alloys" such as A5052, A2017, A6063 and A7075.

May. 10. 2016

Steel

This page describes "Steels" such as SS400, SPCC, SPHC, SUJ2 and FC200.

May. 10. 2016

Stainless Steel

This page describes "Stainless Steels" such as SUS304, SUS316, SUS430, SUS316L, SUS303, SUS440C and SUS403.

May. 10. 2016

Comparison Table of Material

This page describes "Comparison table of material".

May. 10. 2016

Geometrical Tolerancing

This page describes JIS B 0021 "Geometrical tolerancing−Tolerancing of form, orientation, location and run-out".

Jun. 18. 2015

Second Moment of Area, Section Modulus, and Turning Radius of Cross Section

This page describes "Cross Section's Area Second Moment, Section Modulus, Rotation Radius".

Jun. 18. 2015

International System of Units

This page describes JIS Z 8203 "International System of Units (SI)".

Jun. 18. 2015

Unit Symbols and Volume Fomula

This page describes "Unit Symbol and Volume Calculation".

Jun. 18. 2015

GD²

This page describes the moment of inertia "GD2".

Jun. 18. 2015

General Tolerances

This page describes JIS B 0405 / JIS B 0419 "General tolerances".

Jun. 18. 2015

Key and Their Corresponding Keyways

This page describes JIS B 1301 "Keys and their corresponding keyways".

Jun. 18. 2015

ISO General Purpose Metric Screw Threads

This page describes JIS B 0205-2/4 / JIS B 0205 (old standard) / JIS B 0207 (old standard) "General purpose metric screw threads".

All you need to know about the roles and types of washers!

What are clamp levers? Here we explain the characteristics and usage methods that help streamline screw tightening!

No. ９: Increasing Throughput

No. 8: Preventing Part Fall-out

No. 7: SEMI Standards

Flexus【Muilti-Functional Machined Slotted Springs】

Designs and Examples of What NBK Can Create

Ball Rollers : Characteristics

Custom made

Special specifications

Couplings Bore and Keyway Additional Modification Service

Laser engraving service

Coupling Stainless Steel Screw Alteration Service

Handle Shaft Hole Processing Service

Scale Plate・Scale Sticker Cutting Service

No. 7: SEMI Standards

No. 6: Thermal Cycling

No. 5: Solving common problems inside equipment

Screws that will not affect communication are required 【Safety Measures/Precautionary Measures】

Tools that can be used even in locations where magnetization must be avoided are required【Workability/Maintenance】

Hexalobular Internal Driving Feature for Bolts and Screws

Plastic Screw Property

Property of Special Material Screws

Advancements in Servomotor Coupling Technology

The Anti-Vibration Coupling with High Rigidity

Hints for correctly using NBK products: Quick Positioning Brackets

Auto-Positioning Units Frequently Asked Questions (FAQ)

Hints for correctly using NBK products: Retractable revolving grip

Hints for correctly using NBK products: Set Collars

Hints for correctly using NBK products: Captive Series (relief-cut thread)

Choosing the most suitable coupling

Choosing the most suitable coupling

Procedure of Selection

Procedure of Selection (Actuator)

Procedure of Selection

What are clamp levers? Here we explain the characteristics and usage methods that help streamline screw tightening!

No. ９: Increasing Throughput

No. 8: Preventing Part Fall-out

No. 6: Thermal Cycling

No. 5: Solving common problems inside equipment

No. 7: SEMI Standards

Screws that will not affect communication are required 【Safety Measures/Precautionary Measures】

No. 2: Vacuum environments

Hints for correctly using NBK products: Retractable revolving grip

Countermeasures for screw loosening are required 【Safety / precautionary measures】

Machining marks must be prevented 【Energy-saving / reduced work-hours】

Screws must be protected from chemicals 【Energy-saving / reduced work-hours】

Improvement points for FA Devices【Control Design】

Solving common issues with Machine Tools（Machining Center）

Improvement points for FA Devices【Unit Design】

Collaboration Webinar: The Best Solutions for Shortening a Positioning Time by Using NBK's Couplings and SANYO DENKI's Servo Motors

The Optimized Coupling ”XG Family"（Teaser ver.）

Raising/lowering shaft vibration must be suppressed 【Improved Productivity】

Webinar: How can we speed up and reduce the cost of the Motion Control System with Shaft Couplings?

Flexus【Muilti-Functional Machined Slotted Springs】

What are clamp levers? Here we explain the characteristics and usage methods that help streamline screw tightening!

No. ９: Increasing Throughput

No. 6: Thermal Cycling

Miniature Screws/Precision Screws Lineup List

No. 5: Solving common problems inside equipment

Flexus【Muilti-Functional Machined Slotted Springs】

NBK SPECIAL SCREWS

Designs and Examples of What NBK Can Create

Ball Rollers : Characteristics

Custom made

No. 6: Thermal Cycling

No. 5: Solving common problems inside equipment

Collaboration Webinar: The Best Solutions for Shortening a Positioning Time by Using NBK's Couplings and SANYO DENKI's Servo Motors

The Optimized Coupling ”XG Family"（Teaser ver.）

Webinar: How can we speed up and reduce the cost of the Motion Control System with Shaft Couplings?

All you need to know about the roles and types of washers!

What are clamp levers? Here we explain the characteristics and usage methods that help streamline screw tightening!

Jaw Type Couplings Lineup List

Miniature Screws/Precision Screws Lineup List

Collaboration Webinar: The Best Solutions for Shortening a Positioning Time by Using NBK's Couplings and SANYO DENKI's Servo Motors

All you need to know about the roles and types of washers!

What are clamp levers? Here we explain the characteristics and usage methods that help streamline screw tightening!

No. ９: Increasing Throughput

No. 8: Preventing Part Fall-out

No. 7: SEMI Standards

Vol.1　Thinking about "Galling and Seizing"

Vol.2　Explaining the Vocabulary of Screws

Vol.3　Functional Screw Surface Treatments Are Not Just for Corrosion Resistance

Vol.4　What are washers used for?

Vol.5　Varieties of SUS Screws