Hydraulic turning cylinder A rotary hydraulic cylinder is a key component of a hydraulic system, responsible for rotating working mechanisms, components, or the entire structure in the desired direction. It is widely used in construction, agricultural, forestry, and industrial equipment. In this article, we'll examine how a rotary hydraulic cylinder works, its uses, and what to consider when choosing one.

🔧 What is a hydraulic swing cylinder?

A rotary cylinder is a linear actuator that converts hydraulic pressure into rotational or arcing motionUnlike conventional rod cylinders, the purpose of this element is to create torque and ensure controlled turning.

It can operate in one or both directions, depending on the design and the required rotation range (from 30° to 180° or more).

⚙ Design of the hydraulic turning cylinder

Main elements:

Frame - a steel cylinder that can withstand high pressure.
Piston and rod — move under liquid pressure.
Splines, lever or crank — transform translational motion into rotary motion.
Seals - prevent oil leakage.
Flanges and fasteners — for installation on equipment.

Some models use tandem or telescopic design, as well as built-in dampers for smooth movement.

🏗 Where is a hydraulic turning cylinder used?

Industry	Application examples
🚜 Agriculture	Rotation of mounted implements, plows, and reapers
🏗 Construction equipment	Excavators, loaders, bulldozers
🌲 Logging	Manipulators, harvesters, forwarders
🛠 Industry	Automated rotary tables and grippers
🛻 Municipal equipment	Brushes, blades, garbage manipulators
🚛 Special equipment	Manipulators, truck cranes, timber trucks

✅ Advantages of rotary hydraulic cylinders

🔄 Compact steering control
Allows smooth adjustment of the rotation angle without bulky mechanical components.
💪 High torque
Ensures efficient rotation of even heavy components and assemblies.
⚙ Simplicity of design
Reliable and easy to maintain when used correctly.
🛡 Overload protection
Modern models are equipped with dampers and pressure relief valves.
🔧 Easy installation
Universal mounting options are suitable for different types of equipment.

⚠ Features of operation and selection

When selecting a hydraulic turning cylinder, it is necessary to consider:

Angle of rotation — from 30° to 180° (standard) or more (special order)
Working pressure — usually from 160 to 320 bar
Force and torque — depending on the mass of the rotating unit
Oil type and temperature range - especially important for outdoor and winter work
Mounting type — eye, flange, fork, support platform
Availability of high-class seals - for durability

💡 It's also important to consider the cyclical nature of the operation. For heavy-duty applications, it's best to choose cylinders with chrome-plated piston rods and reinforced seals.

🛠 Custom made to order

Company Art-Metal manufactures hydraulic turning cylinders made to order according to the client's technical specifications, including:

according to drawings or sample
with a rotation angle from 45° to 360°
double or single acting
with various mounting options
with chrome-plated rods and precision tubes
with quality certificates, tests and documents for legal entities with VAT

🏭 Why choose Art-Metal?

✅ Own production in Ukraine
✅ Individual approach — from a single order to a serial one
✅ We work with VAT — a full package of accounting documents
✅ Quality assurance and technical support
✅ Delivery throughout Ukraine and abroad

📞 Ready to discuss your order?

Contact our managers – we will help you calculate the parameters, select the right design, and manufacture a reliable rotary hydraulic cylinder that will last a long time and deliver effective performance.