Cam and Followers
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Transcript of Cam and Followers
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Cam and Followers
Compiled ByMd. Isarot HossanID: 142014001Department of Textile EngineeringGreen University of Bangladesh
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Cam & Follower
A cam is a rotating machine element which gives reciprocating or oscillating motion to another element known as follower.
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Classification of Cam
Though the cams may be classified in many ways, among them we can classified:1. Radial or disc cam.2. Cylindrical cam.
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Radial or disc cam.
In radial cams, the follower reciprocates or oscillates in a direction perpendicular to the cam axis. The cams as shown in Fig. are all radial cams. Fig. : Radial or disc cam.
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Cylindrical cam.
In cylindrical cams, the follower reciprocates or oscillates in a direction parallel to the cam axis. The follower rides in a groove at its cylindrical surface. A cylindrical grooved cam with a reciprocating and an oscillating follower is shown in Fig.
Fig. : Cylindrical cam.
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Classification of Followers
Knife edge follower: When the contacting end of the follower has a sharp knife edge, it is called a knife edge follower, as shown in Fig. Fig. : Cam with knife edge
follower.
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Classification of Followers
Roller follower: When the contacting end of the follower is a roller, it is called a roller follower, as shown in Fig.
Fig. : Cam with Roller follower.
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Classification of Followers
Flat faced follower: When the contacting end of the follower is perfectly Flat faced, it is called a Flat faced follower, as shown in Fig.
Fig. : Cam with Flat faced follower.
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Classification of Followers
Spherical faced follower: When the contacting end of the follower is of spherical shape, it is called a spherical faced follower, as shown in Fig.
Fig. : Cam with Spherical faced follower.
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Classification of Followers
off-set follower: When the motion of the follower is along an axis away from the axis of the cam centre, it is called off-set follower.
Fig. : Cam with off-set follower.
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Thank you all