B1016E Products for Machine Tools

Product catalog summary

Introduction
This document provides an overview of Jtekt's products for machine tools, focusing on the evolution of spindle technologies and bearings in response to market needs. It highlights the advancements in bearings for lathes and machining centers, emphasizing high-speed performance, rigidity, and reliability.

Spindle Technologies and Market Trends
The document outlines the historical development of spindle technologies from 1960 to 2020, noting trends such as mass production, high-mix low-volume manufacturing, and the demand for high functionality and quality. It describes the transition from standard lathes to CNC and ultra-precision lathes, and the evolution of bearings to meet these needs.

Bearings for Lathes
Key advancements in bearings for lathe spindles include the development of high-rigidity, high-speed angular contact ball bearings, and cylindrical roller bearings with lightweight resin cages. These innovations aim to enhance performance by reducing noise and increasing speed and rigidity.

Bearings for Machining Centers
The document details the evolution of bearings for machining centers, focusing on high-speed rotation, rapid acceleration/deceleration, and IoT responsiveness. It highlights the use of ceramic balls and optimized internal specifications to improve speed, rigidity, and heat resistance.

High-Performance Bearings
Jtekt introduces various high-performance bearings, including ultrahigh-speed angular contact ball bearings and cylindrical roller bearings. These products are designed to offer improved speed, reduced temperature increase, and enhanced service life.

Product Line-Up
The document provides a comprehensive product line-up for machining centers and lathes, emphasizing high rigidity, precision, and minimal temperature increase. It also includes information on ball screw support bearings and spindle unit products.

Conclusion
Jtekt's range of products for machine tools demonstrates a commitment to supporting high-performance and reliable machine operations. The document underscores the importance of continuous innovation in bearing technology to meet evolving market demands.

Catalog excerpts

Products for Machine Tools Products for Machine Tools

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Together with Our Customers, Our Bearing Business Continues to Evolve Changes in Spindle Technologies in Response to Market Needs 1960 Society/Machine tool manufacturer trends Mass production, improved productivity ○ Double○ Five-axis ● Seizure (faster machine tools) ● Rapid acceleration/deceleration ○ Large MCs ● Low noise (versus environment) ● Chatter measures 7000-series High-speed rotation/ Lightweight resin cage 7000Low-noise resin World’s ﬁrst application of ceramic ball bearings series polyamide cage ACH-series high-speed angular contact ball bearings R/C/D/F high-ability series Ultrahigh-speed...

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Machinig centers Products for Machine Tools High-ability Extremely Ultrahigh-speed Angular Contact Ball Bearings High-ability Ultrahigh-speed Cylindrical Roller Bearings Four million of value dmn is realized by oii-and-air lubrication NewSeries Three million Of value dmn is realized by steel rollers and oil-and-air lubrication Temperature increase of outer ring,°C Four million of value dmn Enhanced performance by optimized designs of cage and bearing rings Enhanced performance by optimized cage design High-speed performance 40% DOWN 35% DOWN 03 Jtekt Machinig centers Bearings for ultrafast spindles...

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Bearings for lathe spindle Examples of bearing arrangements For machining centers High Bearing type Angular contact ball bearings Cross-section Bearing series lUghf-Ulty tmjunEstmiagiHsms With seal N-series single-row cylindrical roller bearings Contact angle Bearing type NN-series double-row cylindrical roller bearings NNU-series double-row cylindrical roller bearings Double-direction angular contact thrust ball bearings Cross-section Bearing series Contact angle Matched pair angular contact ball bearings + Double-row cylindrical roller bearings Matched pair angular contact ball bearings + Single-row...

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High-performance, Reliable Products Supporting Machine Tools Ball screw related products Ball screw External ball circulation (standard) Ball screw shaft dia. Internal ball circulation Limiting ： 6,000~ speed 11,000 min-1 Lubrication ： Grease or oil-air method Drive ： Belt or built-in method Limiting ： 16,000min-1 speed Lubrication ： Grease method Drive ： Belt method Limiting ： 10,000~ speed 16,000min-1 Lubrication ： Grease or oil-air method Drive ： Belt or built-in method Ball screw shaft dia. (compact/high load/high lead) Ball screw shaft dia. Return-block type Products for Machine Tools The...

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High-performance, Reliable Products Support ing Machine Tools Product line-up for machining centers Products for Machine Tools Product line-up for lathes Spindle unit Spindle bearings ・High reliability ・Clean environment High speed ・ High precision ・ Minimal temperature increase ・ High speed ・ High precision ・ Minimal temperature increase ・ Motor bearings Ball screw support bearings High speed ・ Minimal ・ temperature increase Clean ・ environment High rigidity ・ High precision ・ Long Life ・ Slowing rim bearings for table Ball screw support bearing unit Spindle unit Ultrahigh rigidity ・ High precision...

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Products for Machine Toolswww.jtekt.co.jpOFFICES KOYO CANADA INC. 3800A Laird Road, Units 4&5 Mississauga, Ontario L5L 0B2, CANADA TEL : 1-905-820-2090 FAX: 1-905-820-2015 JTEKT NORTH AMERICA CORPORATION -Main Office-47771 Halyard Drive, Plymouth, Ml 48170, U.S.A. TEL : 1-734-454-1500 FAX : 1-734-454-7059 -Cleveland Office-29570 Clemens Road, P.O.Box 45028, Westlake, OH 44145, U.S.A. TEL : 1-440-835-1000 FAX : 1-440-835-9347 -Chicago Office-316 W University Dr., Arlington Heights, IL 60004, U.S.A. TEL : 1-847-253-0340 FAX: 1-847-253-0540 KOYO MEXICANA, S.A. DE C.V. Av. Insurgentes Sur 2376-505,...

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