Development of High-Reliability Inverter-Based Welding Power Supplies
First written in FY2018. 4 of 5 entries say "Advanced", first in FY2021. Latest entry: FY2024.
1 other company's latest entry also says "Advanced".
- FY2024AdvancedAnnual report
「To meet demand for high-output joining required to produce xEV electrical components and for improved productivity and quality, the company developed the ultrasonic oscillator “SW-D10KH-20,” press machine “SH-H10K” and harness joining machine “SE-10K,” incorporating the following distinctive functions.」
For xEVs, the company developed an ultrasonic oscillator, press machine and harness joining machine, incorporating 10,000 W output, joining for large-diameter 120 SQ harnesses and storage of joining results. - FY2023AdvancedAnnual report
「To meet demand for high-current welding required to produce large motors and in-vehicle electrical components, as well as for improved productivity and quality, the company group developed the highly reliable inverter resistance welder “NRW-IN900P” and the high-efficiency transformer “NT-IN32K444.”」
The company expanded its highly reliable inverter welding technology for large motors and in-vehicle electrical components and developed the NRW-IN900P, with output of up to 32,000 A, and a high-efficiency transformer. - FY2022AdvancedAnnual report
「As vehicle electrification has progressed in recent years and the market for in-vehicle motors, batteries and precision components has expanded, demand has grown for compact, high-performance welding heads. To meet these needs, the company developed a new welding head.」
The company continued developing highly reliable welding technology and developed a compact, high-performance welding head for motors, batteries and precision components related to vehicle electrification, with a configurable design and capability for installation in automated machinery. - FY2021AdvancedAnnual report
「To meet these needs, the company developed the highly reliable inverter welding power source “NRW-IN400PA.”」
The company developed the highly reliable inverter welding power source NRW-IN400PA, incorporating selectable frequencies of 2,000 Hz, 4,000 Hz and 5,000 Hz, welding-condition correction and quality-control functions. - FY2018First statedAnnual report
「By increasing the switching frequency to 2.5 times the conventional level (5 kHz, 8,000 A), the company halved welding-current ripple and enabled more reliable welding.」
For automotive parts, the company developed a highly reliable inverter welding power source that halves ripple by increasing the welding-current frequency.