MANF 361 Couplings 28 February, 2011

Prof. Samy J. Ebeid ١

SJE Part 04 Couplings ١

CouplingsPart 04 - MANF 361

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Function of a Coupling

C

SJE Part 04 Couplings

MANF 361 Couplings 28 February, 2011

Prof. Samy J. Ebeid ٢

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Function of a Coupling

C

1 = Driving Member

2 = Driven Member

Speeds

Driving

Member

Driven

Member

The Driving and Driven Members rotate in the same sense of rotation.

1. Rigid Couplings

Couplings are classified into two main categories:

2. Flexible Couplings

SJE Part 04 Couplings

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Rigid Couplings

Shaft

Bolt

Driven

MemberDriving

Member

Feather

SJE Part 04 Couplings

MANF 361 Couplings 28 February, 2011

Prof. Samy J. Ebeid ٣

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Rigid Couplings

SJE Part 04 Couplings

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Rigid Couplings

SJE Part 04 Couplings

MANF 361 Couplings 28 February, 2011

Prof. Samy J. Ebeid ٤

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Rigid Couplings

1 = Driving Member

2 = Driven Member

3A = Intermediate Plate

3B = Intermediate Plate

SJE Part 04 Couplings

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Safety Coupling

Rigid Couplings

1 Driving hub

2 Flange on driver side

3 Flange on driven side

4 Friction disk

(fixed with part 1)

5 Bolt

6 Spring

SJE Part 04 Couplings

MANF 361 Couplings 28 February, 2011

Prof. Samy J. Ebeid ٥

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Safety Coupling

Rigid Couplings

1 Driving hub

2 Flange on driver side

3 Flange on driven side

4 Friction disk

5 Bolt

6 Spring

7 Bolt head

8 Nut

SJE Part 04 Couplings

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Safety Coupling

Rigid Couplings

1 Driving hub

2 Flange on driver side

3 Flange on driven side

4 Friction disk

5 Bolt

6 Spring

7 Bolt head

8 Nut

SJE Part 04 Couplings

MANF 361 Couplings 28 February, 2011

Prof. Samy J. Ebeid ٦

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Flexible Couplings

Problems of Shaft Deviations

SJE Part 04 Couplings

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Flexible Couplings

SJE Part 04 Couplings

MANF 361 Couplings 28 February, 2011

Prof. Samy J. Ebeid ٧

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Flexible Couplings

SJE Part 04 Couplings

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Flexible Couplings

SJE Part 04 Couplings

MANF 361 Couplings 28 February, 2011

Prof. Samy J. Ebeid ٨

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Ex 04-1: Rubber Tire Coupling

SJE Part 04 Couplings

١٦SJE Part 04 Couplings

Ex 04-1

MANF 361 Couplings 28 February, 2011

Prof. Samy J. Ebeid ٩

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Rubber Tire subjected to Tension

Rubber Tire Analysis

Power = 30kwN = 2000 rpm

SJE Part 04 Couplings

Ex 04-1

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Rubber Tire subjected to Tension

SJE Part 04 Couplings

Ex 04-1

MANF 361 Couplings 28 February, 2011

Prof. Samy J. Ebeid ١٠

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Rubber Tire subjected to Shear

SJE Part 04 Couplings

Ex 04-1

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Rubber Tire subjected to Shear

SJE Part 04 Couplings

Ex 04-1

MANF 361 Couplings 28 February, 2011

Prof. Samy J. Ebeid ١١

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Torque Transmission

SJE Part 04 Couplings

Ex 04-1