Suzhou DongFeng Fineblanking Engineering Co., Ltd.
Suzhou DongFeng Fineblanking Engineering Co.,Ltd (hereinafter DFFB) is founded in 1999, jointed by DongFeng Electronic Technology Co., LTD. and SuZhou Chuangyuan Group.
DFFB has main products: Shifting mechanism, Park lock, Electronic shifting system, Electronic disconnecting clutch, Fineblanking parts, Bipolar plate, and EDC. With reliable technology and stable quality, DFFB has serviced well-known customers, such as Nissan, Magna, DongFeng, GWM, Geely, and etc., and won market trust.
Product 1
Development technology/material/manufacturing process nameCV Shifting Actuator
Innovation HighlightsKey innovation: Replacing conventional shifting structures with motor-driven ball screw assemblies simplifies the transmission architecture and control logic, enabling modular design.
Performance improvement: Gear shift response time ≤150ms, space reduced by 30%, weight reduced by 20%, and maximum cost reduction by 20%.
Vehicle value: Reduces overall vehicle weight and energy consumption, increases range by approximately 5%–10%, balances power performance and driving comfort, offers strong multi-platform compatibility, and ensures high reliability.
Development phase 工装样件测试阶段
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Product 1
Development technology/material/manufacturing process name2000Nm high-torque AWD electromagnetic disconnecting mechanism
Innovation HighlightsKey innovation: Adopting electromagnetic execution instead of motor / hydraulic structure, a coaxial nested modular integrated design, and equipped with a dual-stable magnetic control algorithm, simplifies the transmission architecture and control logic.
Performance improvement: Response time ≤ 100ms, space occupation reduced by 20%, weight reduced by 15%, and cost reduced by up to 30%.
Vehicle value: Reduces vehicle energy consumption, increases range by approximately 10%, balances power performance and driving comfort, has strong multi-platform compatibility and high reliability.
ApplicationsHybrid drive,electric drive
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Product 1
Development technology/material/manufacturing process nameIntelligent & efficient disconnecting mechanism
Innovation HighlightsInnovatively adopts low-loss motor actuation mechanisms combined with shift forks and sliding sleeves to achieve rapid engagement/disengagement within milliseconds (≤ 200ms), which is used to cut off power during sliding/braking, intelligently adjust torque, optimize energy consumption management, and increase range (by more than 3%), supporting high efficient, low NVH smooth drive switching, enhancing stability in complex road conditions, adapting to main platform architectures, and meeting the requirements for multi-platform mass production.
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