Shanghai Tuozhi NVH Technology Co., Ltd.
Shanghai Tuozhi Huasheng Technology Co., Ltd. is a globally leading high-tech service enterprise in the field of noise and vibration engineering, integrating design and research & development, simulation verification, testing and analysis, and integration of instrumentation and equipment systems. It mainly focuses on NVH off-line testing and rotating machinery fault diagnosis, providing customers with reliable and efficient solutions.
The team has participated in the development of dozens of types of transmission boxes, electric drives, and reduction gearboxes, and has taken the lead in solving many major NVH problems. It has a complete set of experience and understanding of the entire life cycle of the NVH attributes of drive products, ranging from pre-research, concept prototypes, hand-made prototypes, tooling prototypes, small-batch production to large-scale mass production. It has rich experience in the construction and implementation of the product off-line testing, analysis, management, and evaluation systems. It also has a profound understanding and awareness of the NVH design and development, simulation development, experimental development, and the establishment of the capability system for drive products.
Product 1
Development technology/material/manufacturing process nameVTAS AI+ NVH Test System
Innovation HighlightsTuozhi Huasheng VTAS AI+ System: An All-in-One Sensing, Storage, Analysis and Management Solution for NVH Quality Control.
This system is designed for end-of-line (EOL) NVH quality inspection and fault diagnosis of automotive components including motors, internal combustion engines, transmissions, oil pumps, electric drive assemblies, axle assemblies, and more.
By combining classic rotating machinery fault diagnosis with AI deep mining algorithms, the system effectively improves identification accuracy while ensuring the completeness of the system, the comprehensiveness of the evaluation framework, and the user-friendliness of the operation interface.
Applications electric drives, transmissions, reducers, etc.
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Product 1
Development technology/material/manufacturing process nameEOL Bench Host Computer Software System
Innovation Highlights The EOL bench upper computer software system is an intelligent station-level NVH quality control system for automotive rotating components such as engines, gearboxes and motors. It covers the entire end-of-line final inspection process, realizes closed-loop management ranging from signal acquisition, analysis & judgment to process optimization, and helps automobile manufacturers build zero-defect powertrains.
Applications NVH Quality Control of Rotating Machinery
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Product 1
Development technology/material/manufacturing process nameJoint Module EOL Test Bench
Innovation Highlights It is specially designed for the R&D, production line end-of-line inspection and quality testing of humanoid robot joint modules.
This equipment integrates high-precision testing functions including torque & speed, positioning accuracy, dynamic response, backlash, temperature rise as well as NVH noise and vibration. It can simulate actual working conditions such as walking, flexion & extension and load bearing.
Compatible with full-range joints of 2–500N·m, it supports EtherCAT and CANOpen protocols with millisecond-level response, and achieves a testing cycle of 10–20 JPH.Backed by 15 years of accumulated acoustic and vibration technology experience, our equipment has been adopted by leading domestic humanoid robot enterprises. It helps customers unify testing standards, shorten R&D cycles, ensure mass production quality and provide full-lifecycle data support.
Applications EOL Testing for Humanoid Robot Joint Modules
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