Which one of the following mechanisms represents an inversion of the ...
Inversion of single slider crank chain are
(i) Engine/compressor
(ii) Whitworth Quick Return Mech/ Rotary cylinder engine
(iii) Slotted lever type/oscillating cylinder type
(iv) Hand pump mechanism
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Which one of the following mechanisms represents an inversion of the ...
Inversion of Single Slider Crank Chain
Single Slider Crank Chain is a mechanism that converts rotary motion into reciprocating motion. It consists of a crank, a connecting rod, and a slider. The crank rotates and the connecting rod moves back and forth, which causes the slider to move along a straight line.
The inversion of a mechanism refers to the reversal of the input and output motions. In other words, when the output motion becomes the input and vice versa.
Whitworth Quick Return Mechanism
Whitworth Quick Return Mechanism is an inversion of the Single Slider Crank Chain. It is a mechanism that converts rotary motion into reciprocating motion with a quick return stroke. It is commonly used in shaping machines and slotting machines.
Working of Whitworth Quick Return Mechanism
The mechanism consists of a crank, a connecting rod, a slider, and a slotted lever. The crank rotates and the connecting rod moves back and forth, which causes the slider to move along a straight line. The slider is attached to the slotted lever, which pivots around a fixed point. The slotted lever also has a weight attached to it.
During the forward stroke, the slider moves slowly towards the workpiece. During the return stroke, the slider moves quickly away from the workpiece. This is because the slotted lever rotates at a faster rate during the return stroke due to the weight attached to it.
Conclusion
Thus, the Whitworth Quick Return Mechanism represents an inversion of the Single Slider Crank Chain. It is used in machines where a quick return stroke is required.
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