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Double Shield Tunnel Boring Machine Torque Cylinder

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Hydraulic Cylinders

A double shield tunnel boring machine (TBM) torque cylinder is a hydraulic cylinder that is used to transmit torque from the tunnel boring machine's cutterhead drive to the cutterhead itself. The torque cylinder is typically mounted on the front shield of the tunnel boring machine and is connected to the cutterhead drive by a pinion and ring gear.

The torque cylinder is a critical component of the double shield tunnel boring machine, as it is responsible for generating the power required to rotate the cutterhead and break up the rock or soil ahead of the machine. The torque cylinder must be able to withstand the high loads and harsh environmental conditions that are typical of tunneling operations.

Double shield tunnel boring machines are used to excavate tunnels in a variety of ground conditions, including hard rock, soft rock, and mixed ground. The torque cylinder must be able to adapt to these different ground conditions and must be able to deliver the required torque to the cutterhead regardless of the type of material being excavated.

Double shield tunnel boring machine torque cylinders are typically designed and manufactured by specialized companies that have experience in the tunneling industry. The torque cylinders are made from high-strength materials and are subjected to rigorous testing to ensure that they can meet the demanding requirements of tunneling operations.

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Double Shield Tunnel Boring Machine Torque Cylinder Specifications:

Product Name Double Shield Tunnel Boring Machine Torque Cylinder
Features: Transmit the torque of the cutter head
Specification: Various structures and specifications of torque cylinders can be designed and produced according to customer requirements
Pressure: up to 25MPa
Special requirements up to 35MPa
Applications: Double Shield Tunnel Boring Machine

Double Shield Tunnel Boring Machine Torque Cylinder Advantages:

Double shield tunnel boring machine (TBM) torque cylinders have a number of advantages over other types of torque cylinders, including:

  • High torque capacity: Double shield tunnel boring machine torque cylinders are designed to withstand the high torque demands of tunneling in hard rock conditions. They are typically made from high-strength materials and have large bore diameters.
  • Long service life: Double shield tunnel boring machine torque cylinders are designed to last for many years of continuous operation. They are built with high-quality components and are subjected to rigorous testing before they are shipped.
  • Reliability: Double shield tunnel boring machine torque cylinders are highly reliable and require minimal maintenance. They are designed to operate in harsh environments and can withstand extreme temperatures and pressures.
  • Safety: Double shield tunnel boring machine torque cylinders are designed with safety in mind. They are equipped with a number of safety features, such as pressure relief valves and overload protection.

In addition to these general advantages, double shield tunnel boring machine torque cylinders also offer a number of specific benefits for tunneling applications, including:

  • Ability to operate in confined spaces: Double shield tunnel boring machine torque cylinders are relatively compact in size, which allows them to be used in confined spaces such as tunnel bores.
  • Ability to withstand high vibration: Double shield tunnel boring machine torque cylinders are designed to withstand the high vibration levels that are common in tunneling applications.
  • Ability to operate in wet and dirty conditions: Double shield tunnel boring machine torque cylinders are sealed to prevent the ingress of water and dirt, which allows them to operate in wet and dirty conditions.

Overall, double shield tunnel boring machine torque cylinders are highly reliable and durable hydraulic cylinders that are well-suited for the demanding conditions of tunneling applications.

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Applications of Double Shield Tunnel Boring Machine Torque Cylinder:

The torque cylinder is one of the most important components of a double shield tunnel boring machine (TBM). It is responsible for transmitting the torque from the tunnel boring machine's drive motor to the cutterhead, which rotates the cutting tools to excavate the tunnel.

Double shield tunnel boring machines are used in a variety of ground conditions, including hard rock, soft rock, and mixed ground. They are particularly well-suited for long tunnels in hard rock, where they can achieve high tunneling speeds.

The torque cylinder is essential for the successful operation of a double shield tunnel boring machine in all ground conditions. It must be able to withstand the high loads and torques that are generated during tunneling.

Here are some specific applications of double shield tunnel boring machine torque cylinders:

  • Excavating tunnels in hard rock: Double shield tunnel boring machines are often used to excavate tunnels through hard rock formations, such as granite and basalt. The torque cylinder plays a vital role in this process by providing the power needed to rotate the cutterhead and break through the rock.
  • Constructing tunnels in mixed ground: Double shield tunnel boring machines can also be used to construct tunnels in mixed ground conditions, where there is a combination of hard and soft rock. The torque cylinder allows the tunnel boring machine to adapt to the changing ground conditions and maintain a consistent tunneling speed.
  • Boring tunnels in unstable ground: Double shield tunnel boring machines are also used to bore tunnels in unstable ground conditions, such as sand and gravel. The torque cylinder helps to stabilize the tunnel boring machine and prevent it from sinking or collapsing.

In addition to these specific applications, double shield tunnel boring machine torque cylinders are also used in a variety of other tunneling projects, such as:

  • Constructing railway tunnels
  • Building highway tunnels
  • Boring utility tunnels
  • Excavating wastewater tunnels
  • Creating hydropower tunnels

Double shield tunnel boring machine torque cylinders are essential components of these complex machines. They play a vital role in the successful construction of tunnels in a variety of ground conditions.

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Tunnel Boring Machine Hydraulic Cylinder Manufacturers

HZPT has been developing and producing tunnel boring machine cylinders since 2005, has successfully exported them all over the world, and has a leading global market share. For example, in the Bertha tunnel boring machine in Seattle, the entire set of high-pressure hydraulic cylinders is from HZPT. Even though the equipment was constructed underground for two years, HZPT's hydraulic cylinders did not suffer from corrosion and seal aging. We customized solutions for customers to fully meet the needs of complex working conditions such as high frequency, high load, vibration, and pollution during underground construction. HZPT uses its strength to build a comprehensive service brand for hydraulic transmission and control systems in the field of tunnel boring equipment.

In addition, we not only provide shield machine cylinders. We also supply a diverse range of hydraulic cylinders, including industrial vehicle hydraulic cylinders, aerial work vehicle cylinders, mobile machinery cylinders, industrial engineering cylinders, construction machinery cylinders, forklift hydraulic cylinders, agricultural machinery cylinders, crane hydraulic cylinders, sanitation machinery cylinders, excavator hydraulic cylinders, offshore hydraulic cylinders, energy technology cylinders, tunnel boring machine cylinders, and more. Our extensive product lineup caters to various industries and applications, providing solutions for your hydraulic needs.

We are one of the best hydraulic cylinders manufacturers. We have exported our products to clients around the world and earned a good reputation because of our superior product quality and after-sales service. We warmly welcome customers both at home and abroad to contact us to negotiate business, exchange information, and cooperate with us!

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