Marshal Hydromovers Submitted 2018-05-25 09:53:19 A hydraulic cylinder is a linear mechanical actuator used to push or pull a load Cheap Hockey Jerseys , or selectively resist motion under load by the means of fluid pressure. In other words a hydraulic cylinder converts the energy stored in the hydraulic fluid into a force used to move the cylinder in a linear direction. The hydraulic pressure in these cylinders is from the pressurized hydraulic fluid which is typically a dense oil. In a typical hydraulic cylinder the energy stored in these hydraulic fluids or oils is converted into motion. The oil flow in the hydraulic system is regulated by a pump which is a part of the generator of a hydraulic system. The pressure of the oil is initiated by the hydraulic cylinders and this pressure on the oil cannot be more than that required by the load.
A hydraulic cylinder consists of the following parts :-
飪?Cylinder Barrel- A cylinder barrel is mostly made from a seamless tube and its main function is to cylinder pressure. The piston reciprocates in the cylinder.
飪?Cylinder Base or Cap- Cylinder bases or caps are used to enclose the pressure chamber at one end. It is connected to the body by means of welding, threading, bolts or nuts. Size of the cap is determined based on the bending stress and an elastomer O- Ring is used between the barrel and the cap.
飪?Piston- The pressure zones inside the barrel are separated by the use of a piston which is a moving component contained by a cylinder and is made oil and gas-tight by the help of piston rings. The piston is attached with the piston rod by means of threads, bolts or nuts, so that it can transfer the linear motion. The pressure difference between the two sides of the piston causes the cylinder to extend and react.
飪?Piston rods- It attaches to the piston and extends from the cylinder through the rod and the head. It is typically a hard chrome plated piece of cold rolled steel. Its main function is to connect the hydraulic cylinder to the machine component doing the work. Piston rods are made highly polished and ground to provide a reliable seal and prevent leakage.
飪?Seals- These are elastomers made from nitrile rubber, polyurethane and other materials and are best for functioning in low temperature environments. These seals are designed as per the working pressure of the cylinders, its speed, operating temperature, application and working medium. Seals for functioning in high temperatures are made up of Fluorocarbon Vitron.
飪?Other parts that make up the internal structure of a hydraulic cylinder are as follows -:
鈥?Cylinder base connection 鈥?Cushions 鈥?Internal threaded ductile heads 鈥?Head glands 鈥?Cylinder head caps 鈥?Butt plates 鈥?Eye brackets 鈥?Pivot pins 鈥?Ports and fittings 鈥?Polypak pistons 鈥?Alignment couplers 鈥?Spherical ball bushings
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