05-09-2015, 08:50 PM
regarding manufacturing method or process of cotter joint
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ppt on selection of manufacturing methods for parts of cotter joints
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regarding manufacturing method or process of cotter joint
08-03-2017, 03:26 PM
A hinge is a flat wedge-shaped steel piece of rectangular cross-section which is inserted through the rods at a high angle with respect to its axes. It is uniform in thickness, but narrows in width, usually on only one side. The taper is generally 1 in 30. When a special arrangement such as a set screw is provided to prevent the cotter from loosening, its taper may be as large as 1 in 7. The end of the cotter is narrow Facilitate hammering for fastening and disassembly. The key-joints are generally used to rigidly fix two rods that are subjected to tensile or compression stresses along their axes. This union is used to connect two circular bars. This joint is not suitable when the member is rotated. Therefore, they differ from the key joints that are used to fix the shaft and the cubes subjected to stresses: The Cotter joint assembly consists of the following main components: 1.Socket. 2. Spigot 3.cotter The construction of a key joint used to connect two rods. Considers the rod A & B. The rod A is provided with a plug end while the rod B is provided with a spigot end and Inserted into a socket. The socket and the spigot are provided with a narrow rectangular groove with the cone on one side and a key is tightly fitted into the grooves. A key is a wedge-shaped part made of a steel plate having rectangular c / s with its conical width on one side to match the taper in the slots provided in the socket and the spigot. . Exploded view of the throttle splicing Mainly the sluice joint is manufacturing by the process of deformation of a metal is hot or cold, it is deformed plastically into the desire form. Forging, lamination, extrusion, press work are examples of the deformation process All the parts of the key way board are manufacturing by forging process In forging the metal is in the plastic stage, rather Which in the molten stage is force to flow in the desired shape .
Manufactured by cold forging Application:
1. Connect the piston rod and the cross head of the steam engine
2.to spindle of the joint and fork of the valve mechanism.
3.to seal the piston rod and the tail of the pump bar.
The forging process is used The fiber lines of forged components can be arranged in a predetermined manner to suit the direction of the external forces that will act on the component when in service. Forged components therefore have strength Inherent and are ideal for applications such as connection Rods and crankshafts Forged components can be supplied with a thin section without reducing the resistance. This results in lightweight construction. Key forging as a separate part provides greater flexibility in the selection of forging techniques and also provides a smaller part for machining and drilling operations.
Manufactured by cold forging Application:
1. Connect the piston rod and the cross head of the steam engine
2.to spindle of the joint and fork of the valve mechanism.
3.to seal the piston rod and the tail of the pump bar.
The forging process is used The fiber lines of forged components can be arranged in a predetermined manner to suit the direction of the external forces that will act on the component when in service. Forged components therefore have strength Inherent and are ideal for applications such as connection Rods and crankshafts Forged components can be supplied with a thin section without reducing the resistance. This results in lightweight construction. Key forging as a separate part provides greater flexibility in the selection of forging techniques and also provides a smaller part for machining and drilling operations.
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