AUTOMOBILE Automobile

NZSB | Silver-ball Technology

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Power and Auxiliary Devices

The power system includes drive motor differential, water pump, fan, etc. It requires the bearing to boast a long life and high reliability, and withstand the working conditions with high operating temperature and speed.
NZSB could provide technical solutions to meet the needs of various working conditions.

Application:
Oil pump, heat pump, silicon oil fan, starting motor, throttle, tensioner, water pump

Safety Auxiliary System

Electrical-Park-Brake( EPB ): The EPB responds to the request of the ignition key and the P-gear parking signal to achieve functions of automatic parking and release. After detecting the starting intention, the EPB system can assist the driver in starting. It serves as the dual functions of  thermogravimetric clamp and roll-away reclamp to prevent the vehicle from sliding.
Anti-lock Brake System (ABS) is used to automatically control the force of the brake when the car is braking, so that the wheels will be immobilized and prevented from rolling and sliding to ensure the maximum adhesion between the wheels and the ground.

Application:
EPB、ESC、ABS

Automobile Body Electronic Convenience

The vehicle assist system includes air suspension motor, wiper motor, seat adjustment motor, window regulator motor and other auxiliary facilities to improve the practicability and comfort of the car.
NZSB can offer technical solutions to meet the needs of dissimilar working conditions.

Application:
Air suspension motor, wiper motor, window regulator system, electric seat, tailgate motor of central control system

New Energy Vehicle

unconventional fuels as the power (or using conventional vehicle fuels in the new power units) to integrate the advanced technologies into vehicle’s power control and drive.
New energy automobiles encompass pure electric vehicles, incremental electric vehicles, hybrid electric vehicles, fuel-cell electric vehicles, hydrogen powered vehicle, etc.
In the field of new energy vehicles, NZSB has devoted itself to the research of laser radar motor bearing solutions, which has been put into mass production.

Application:
Drive motor (EV), scroll compressor, laser radar

Steering System

Steering system is a series of devices used to change or maintain the direction of driving or reversing. The function of the system is to control the direction of the automobile at the will of the driver. Steering system is of great significance to the safety of driving automobiles.
Electric power steering (EPS), which takes electric motor as the energy source, can effectively reduce energy consumption, so it is increasingly employed in engine-driven hydraulic pump power steering gear.
EPS bears the following features: compact structure, convenient installation and little space usage of installation; light steering at low speed, stable handling at high speed and excellent return performance; high reliability and maintenance-free. In addition, it is blessed with the functions of self-diagnosis and safety control.
The four point contact ball bearing and deep groove ball bearing manufactured by NZSB have achieved mature application in the steering system.

Application:
EPS, steering wheel, steering pump, steering column, steering gear
Professional

Electric Power Steering Pump Shaft Bearings Manufacturers

Welcome learn more
about NZSB ™

Ningbo Silver-ball Technology Co., Ltd., founded in 1995, is professional China electric power steering pump shaft bearings manufacturers and custom bearing for new energy electric vehicle suppliers; and it’s noted for the brand NZSB. The headquarter takes up approximately 42.5 acres, owns 2 production bases in Ningbo(, Zhejiang) and Anhui and 4 production factories, and boasts 468 high-end automated production lines with an annual bearing productivity of 1 billion sets. Complied by “rotating with the world”, our company manufactures products featuring low noise, long lifespan, high speed and extreme precision. Besides,as famous OEM/ODM bearing for new energy electric vehicle factory, our products have been applied in a hybrid of fields like appliances, automobiles, industrial motors, textile machinery, high-speed vacuums, and exported to over 20 countries or regions as America, Germany, Japan, Singapore, etc.
Our company has worked diligently on precision bearing for over 20 years and fulfilled an increasing comprehensive strength. Capitalizing on advanced technology, product quality, production scale and fast response, we have been recognized by countless premium customers and built a friendly cooperative relationship with them in a long run. In appliances, we’ve established a long-lasting cooperative tie with well-known enterprises such as Midea Group, Gree Group, Dyson, Wolong Electric Group, Tongde Electric. In automobiles, we are one of the important suppliers of global renowned enterprises such as Nidec and Panasonic Group. According to Top 20 enterprises in the bearing industry by main business income in 2021 released by China Bearing Industry Association(CBIA), we ranked 14th , being one of the few enterprises mainly producing micro and small precision bearings in the list.

Industry Knowledge Extension

An electric power steering (EPS) pump shaft bearing is a type of bearing that is used in electric power steering systems. It is designed to support the rotating shaft of the electric power steering pump and reduce friction and wear between the shaft and the surrounding components.
The EPS pump shaft bearing is typically made of high-quality steel and is designed to withstand the high speeds and loads that are common in electric power steering systems. It is often lubricated with oil or grease to ensure smooth and reliable operation.
Over time, the EPS pump shaft bearing may wear out or become damaged due to normal wear and tear or other factors such as contamination or overheating. When this occurs, it can cause a range of issues such as increased noise and vibration, reduced steering performance, and even complete failure of the EPS system.
If you suspect that your EPS pump shaft bearing is damaged or worn out, it is important to have it inspected and replaced as soon as possible by a qualified mechanic to avoid further damage and ensure the safety and reliability of your vehicle.

Bearings for new energy electric vehicles (NEEVs) need to have certain features to meet the unique requirements of these vehicles. Here are some of the key features of bearings for NEEVs:
1. High reliability: NEEVs rely heavily on their electric motors to operate, so the bearings used in these motors must be highly reliable and durable.
2. Low friction: The bearings used in NEEVs should have low friction to maximize the efficiency of the electric motor and help improve the vehicle's overall range.
3. High speed: NEEVs typically have high-speed electric motors, so the bearings used in these motors must be able to handle the high rotational speeds.
4. High temperature resistance: Electric motors generate heat, and the bearings used in NEEVs must be able to withstand the high temperatures generated by these motors.
5. Low noise: NEEVs are often designed to be quiet, and the bearings used in these vehicles should be as quiet as possible to minimize noise and vibration.
6. Low maintenance: NEEVs are designed to be low maintenance, so the bearings used in these vehicles should be long-lasting and require minimal maintenance.
7. Environmentally friendly: Many NEEVs are designed to be environmentally friendly, so the bearings used in these vehicles should be made from sustainable materials and be recyclable or biodegradable.
Overall, the bearings used in NEEVs need to be reliable, efficient, and designed to meet the unique requirements of these vehicles.

An EPB motor bearing is a type of bearing that is used in electric parking brake (EPB) systems in automobiles. The EPB system replaces the traditional hand-operated parking brake with an electronic control system that uses a motor to actuate the brake.
The EPB motor bearing is typically a high-quality steel bearing that is designed to support the rotating shaft of the EPB motor. It is engineered to withstand the high speeds, loads, and temperatures that are typical in EPB systems.
The EPB motor bearing is typically lubricated with oil or grease to ensure smooth and reliable operation. Over time, the EPB motor bearing may wear out or become damaged due to normal wear and tear or other factors such as contamination or overheating.
If the EPB motor bearing becomes damaged or worn out, it can cause a range of issues such as increased noise and vibration, reduced performance of the EPB system, and even complete failure of the EPB system.
It is important to have the EPB motor bearing inspected and replaced by a qualified mechanic as soon as possible if you suspect that it is damaged or worn out, to ensure the safety and reliability of your vehicle.