Question

The mechanism given below;
1) Find the Degree of Freedom
2) Indicate Sudden Turning Centers (Figure is not to scale and according to the given values)
will be drawn and fixed)
3) Is the Mechanism Grashof Mechanism? If it's the Grashof mechanism
Please indicate the type together.

D y 6 5 A 0 9 = 50° S4= 35 S5= 65° A. 3 2 C A, A=20 mm AC=65 mm A,B= 80 mm B, B= 70 mm BC= 40 mm CD= 60 mm 1 SS Во 4 B S4 X

Answer 1

DOMS Page No. Date 7 6 Do of links =D=6 no.of binany points 22 5 3 no of higher parts had 1 Ao B D.Oif. 3(1-1) - 23- 3(6-1) -2 (6) -1 = 15-12-1=2 D.O.F. = 2 -4 Bo Sudden turning centres. A and c a anda because cutting stooke ar forcuard stoto is slower than returning stroke / backward stroke so at centre A and c it is suddenly changes the stroke form for guard to Backward BB0=70 four bar mechanism Ao Bo = 80 AC = 65 to A = 20 B C = 40 CD=60. Aoc - AO ATAC=85 (P) BD = BC + CD = 100 longest, (l P A Bo-80 caj BOB = 70 shortest (5)

DOMS" Page No. Date Stl = 100+70 = 170 Ptq = 165 St17 Ptq Do mechanism is a double rocker.