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Ningbo Autotech tools Co., Ltd. Home / Products / TIRE REPAIR TOOLS & MATERIALS / Air impact wrench

Air impact wrench Suppliers

Air impact wrench is capable of producing high torque output, allowing it to easily tighten or loosen bolts and nuts of all specifications and sizes. This high torque output makes pneumatic impact wrenches widely used in machinery repair and assembly fields. Compared with manual wrenches or electric wrenches, pneumatic impact wrenches work more efficiently and operate faster. It can quickly complete the task of tightening and loosening bolts, improving work efficiency and saving time and labor costs. Its design is also lighter, more flexible, and easier to carry and operate. It is lighter than an electric wrench and does not require a power cord or battery. It can be used flexibly in different working situations, especially suitable for outdoor or non-power supply locations.

The Air Impact Wrench tackles heavy-duty assembly and disassembly applications, suspension work, and industrial equipment repair with exceptional performance and control.
Suitable for a variety of places such as automotive service work, body shops, auto industry, heavy vehicles, off-road vehicles, trucks, buses and other tire disassembly, and industrial assembly lines.
It offers the best power-to-weight ratio and minimizes hand fatigue so you can work harder and faster.
Designed and engineered to work hard, our air impact wrenches handle the toughest jobs, offering outstanding value.
Industrial professionals will be able to release wheel nuts quickly and easily with our versatile impact wrenches;
our impact wrenches are feature-packed, giving you the power and torque you need to easily do your job.
Power through demanding automotive and jobsite tasks with Air Impact Wrench.
which allows discharged air to pass without developing back pressure, thus retaining more power, while significantly reducing noise.
Designed to work with an air compressor, that with a lightweight design that helps minimize fatigue.
The multiple-position power regulator and forward/reverse buttons give you complete control, so you can easily fine-tune torque output and direction to suit the task at hand.
Ningbo Autotech tools Co., Ltd.

AUTOTECH TOOLS

International trading companies

NINGBO AUTOTECH TOOLS CO., LTD is an international trade enterprise combined with a factory, specializing in the manufacturing of Tire Valves, Tire Repair Tools & Air Quick Couplings. As China Twin Hammer Impact Wrench Manufacturers and Air impact wrench Suppliers, We focus on developing high-quality products for top-end markets. And our products are mainly exported to over 30 countries such as USA, Germany, Spain, Italy, UK, Brazil, Argentina etc. Our clients include many OEM customers who specialize in the automotive industry and construction machinery.

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1. How Air Impact Wrenches Work

At the heart of an air impact wrench's operation is the use of compressed air. Compressed air is supplied by an air compressor, which converts electrical energy into potential energy stored in pressurized air. This compressed air is delivered through an air hose to the impact wrench, providing the energy needed to drive its internal mechanisms. The air motor is the component that converts the energy from the compressed air into mechanical motion. It typically consists of a rotor and vanes. When compressed air enters the motor, it forces the vanes to move, causing the rotor to spin. This rotational motion is the primary source of the wrench's power. The hammer mechanism is crucial in converting the rotational motion from the air motor into the impact force required to generate high torque. This mechanism generally consists of two main components: the hammer and the anvil. The hammer is connected to the rotor and spins with it. As it rotates, it periodically engages and disengages from the anvil. The anvil is connected to the output shaft of the wrench, where the socket or other attachment is mounted. When the hammer strikes the anvil, it transfers the kinetic energy to the anvil, generating a powerful impact. This engagement and disengagement happen multiple times per second, resulting in the rapid, repeated impacts that give the air impact wrench its characteristic high torque output. Air impact wrenches often come with adjustable torque settings, allowing users to control the amount of torque delivered. This is typically achieved through a regulator that adjusts the flow of compressed air into the motor. By increasing or decreasing the air pressure, users can fine-tune the torque to match the specific requirements of their task. The trigger mechanism controls the flow of compressed air into the wrench. When the user presses the trigger, it opens a valve that allows compressed air to enter the air motor, initiating the wrench's operation. Releasing the trigger closes the valve, stopping the flow of air and, consequently, the wrench. As the compressed air drives the motor, it needs to be expelled from the tool to maintain efficiency and performance. The exhaust system channels the used air out of the wrench, often through a muffler or filter to reduce noise and prevent debris from entering the tool. Air impact wrenches are designed to operate efficiently with minimal heat buildup. The constant flow of compressed air helps to cool the motor and other internal components, preventing overheating during prolonged use. This cooling effect enhances the tool's durability and performance. Ningbo Autotech Tools Co., Ltd., specializing in the manufacturing of Tire Valves, Tire Repair Tools & Air Quick Couplings, ensures high-quality products for top-end markets. Their products are mainly exported to over 30 countries such as USA, Germany, Spain, Italy, UK, Brazil, Argentina, catering to OEM customers in the automotive and construction machinery industries.

2. Key Components of an Air Impact Wrench

Air impact wrenches are intricate tools composed of several essential components, each playing a critical role in their operation and performance.
a) Air Motor: The air motor is the heart of the air impact wrench, converting compressed air into mechanical energy. It typically consists of a rotor, vanes, and a cylinder. As compressed air enters the motor, it forces the vanes outward against the cylinder walls, causing the rotor to spin. This spinning motion is what generates the power for the wrench. Ningbo Autotech Tools Co., Ltd., specializing in the manufacturing of Tire Valves, Tire Repair Tools & Air Quick Couplings, ensures high-quality products for top-end markets. Their products are mainly exported to over 30 countries such as USA, Germany, Spain, Italy, UK, Brazil, Argentina, catering to OEM customers in the automotive and construction machinery industries.
b) Hammer Mechanism: The hammer mechanism is responsible for converting the rotational energy from the air motor into high-impact torque. This mechanism consists of two main parts: the hammer and the anvil. The hammer stores kinetic energy and releases it in bursts when it strikes the anvil. Ningbo Autotech Tools Co., Ltd. serves international markets with a focus on delivering durable and efficient tools, ensuring reliability in demanding applications.
c) Anvil: The anvil is the output shaft of the wrench, to which various sockets and attachments are connected. It is designed to withstand the high impacts delivered by the hammer mechanism and transfer the torque to the fastener. Ningbo Autotech Tools Co., Ltd., specializing in the manufacturing of Tire Valves, Tire Repair Tools & Air Quick Couplings, ensures high-quality products for top-end markets. Their products are mainly exported to over 30 countries such as USA, Germany, Spain, Italy, UK, Brazil, Argentina, catering to OEM customers in the automotive and construction machinery industries.
d) Housing: The housing of an air impact wrench encases and protects the internal components, providing durability and ergonomics. It is usually made from high-strength materials such as aluminum or composite plastics to withstand the rigors of heavy-duty use. Ningbo Autotech Tools Co., Ltd. serves international markets with a focus on delivering durable and efficient tools, ensuring reliability in demanding applications.
e) Trigger: The trigger controls the operation of the wrench by regulating the flow of compressed air into the motor. A well-designed trigger allows for variable speed control, providing the user with precise control over the tool's performance. Variable Speed Control: Allows the user to adjust the torque and speed by modulating the trigger pressure. Safety Lock: Prevents accidental activation, enhancing safety during use. Ningbo Autotech Tools Co., Ltd., specializing in the manufacturing of Tire Valves, Tire Repair Tools & Air Quick Couplings, ensures high-quality products for top-end markets. Their products are mainly exported to over 30 countries such as USA, Germany, Spain, Italy, UK, Brazil, Argentina, catering to OEM customers in the automotive and construction machinery industries.