ICF BOGIE PDF

Published by on January 15, 2022
Categories: Education

Bogie Bolster Suspension: The bolster rests on the bolster coil .. 2 nos. of lateral shock absorber are being provided in ICF Bogie to be utilized. Roll and it’s Prevention. ❑ Effect of roll on human body. ❖ Type of roll: UCR and LCR. ❑ Prevention not available in ICF bogie. ❑ Anti-Roll bar mechanism in LHB . ICF Bogie – Free download as Powerpoint Presentation .ppt), PDF File .pdf), Text File .txt) or view presentation slides online.

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The lower spring beam is a fabricated structure made of steel plates. Protective Tube Upper Rubber Washer. Main sub-assemblies of bogie frame viz.

ICF coaches – Wikipedia

The lower spring seat plays the role of a cylinder in the dashpot arrangement and is filled with oil. In the dashpot arrangement, the top portion is called the axle box guide.

The protective tube has a circular ring over it called the dust shield which prevents the ingress of the dust in the cylinder piston arrangement of the dashpot. It allows for rotation of the bogie when the coach is moving on the curves. The brake head in turn receives the brake block. The axle box guide, which is welded to the bogie frame has a polymer washer homopolymer acetal guide bush fixed at the head. A homopolymer acetyle washer is placed on the lower end of the axle box guide.

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The front cover for the axle box is placed on a housing which closes the axle box. The reason was the axle box wing cracks.

The roller bearing is pressed after the retraining bbogie. It couples to the bogie frame at each end using the secondary suspension system typically coil springs and spring plank.

ICF coaches

They are 13 ton bogie frame and 16 ton bogie frame. The inner section of the lower spring beam is connected to the bogie bolster with the help of an equalizing stay rod. The sub assemblies are fabricated from flanges, webs, channels and Ribs by welding process.

Modify the dust shield ring by incorporating a rubber component in it in such a manner that it also acts as an oil seal.

The downward movement of the Axle box guide puts pressure on the oil in the lower spring seat. A rubber or a Hytrel washer is placed below the lower spring seat for cushioning effect.

Rail Maniac: ICF BOGIE ( DETAILED )

The bogie bolster is not bolted or welded anywhere to the bogie frame. As described above, the rubber washers sit directly on the axle box spring sitting area.

It is attached to the bogie frame through the anchor link. Views Read Edit View history. The end portion of the axle box guide is covered with a guide cap, which has holes in it. These wheels and axles are machined in the various railway workshops in the wheels shops and pressed together.

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Provide a conical arrangement above the rim of the lower spring seat up to half the height of the dashpot cover.

The bolster springs are supported on a lower spring beam. The wheel set assembly consists of two pairs of wheels and axle.

The top end of the hanger also has a similar arrangement. Moreover, the load deflection characteristic of the washers were also not found to be in line with the desired specification.

In one of the grooves, a nitrile rubber sealing ring is placed.

However, the mass scale replacement of the rubber washers by Hytrel washers without adequate trials lead to massive failure of the axle Box housing. The retaining ring is made of steel and is a press fit. A rubber washer is placed at the grooved section.

The bottom of idf axle box guide has a guide cap with perforations so that during the downward movement of the axle guide in the lower spring seat, the boogie in the dashpot rushes in the axle box guide.

The frame of the ICF coach is a fabricated structure made up of mild steel. November Learn how and when to remove this template message. Moreover, the provision of the liners below the Hytrel washers will not stop the damage to the lower spring seat and the protective tube.