Page 37 - 6742

Appendix B

Task № 6
Mechanism of serve of pipes

Input data
Variables Variants
designation 1 2 3 4 5 6 7 8 9 10
а, m 0,350 0,460 0,500 0,400 0,650 0,380 0,300 0,320 0,280 0,550
b, m 0,120 0,200 0,250 0,150 0,300 0,350 0,210 0,180 0,220 0,280
с, m 0,220 0,350 0,425 0,500 0,550 0,350 0,250 0,280 0,300 0,480
l , m 0,140 0,150 0,080 0,090 0,070 0,085 0,100 0,075 0,060 0,175
OA
l , m 0,370 0,470 0,510 0,440 0,690 0,460 0,300 0,305 0,280 0,540
AB
l BC , m 0,360 0,425 0,300 0,400 0,300 0,350 0,250 0,225 0,180 0,525
l СD , m 0,400 0,565 0,500 0,650 0,550 0,480 0,300 0,350 0,320 0,725
l DЕ , m 0,625 0,700 0,350 0,500 0,400 0,450 0,380 0,520 0,420 0,800
n ,rpm 25 30 35 40 50 30 40 60 65 70
1
G 5 , N 160 180 150 140 200 210 240 260 280 200
F, kN 150 200 250 300 350 180 280 320 120 100
2
J O , kgm 25 45 60 75 90 40 45 80 30 21
Centers of masses for links 1, 2, 3 and 4 lie at half of their length. Masses of
simple links is determined by the formula - m  10 l i  . J O – equivalent mass
kg
i
moment of inertia for group of links that were joined to crank with constant
transmission ratio.

36