4. How to Select Chains
M : Mass of the conveyed object in conveying section (kg/m). f 1 : Coefficient of friction between the chain and the guide rail when conveying. f 2 : Coefficient of friction between the chain and the conveyed objects in the accumulating section.
4.2.8.1 Horizontal Conveyor
Figure 4.19 Horizontal Conveyor
g
T 1 = 1.35 3 m 3 L 1 3
(kN)
1,000
g
T 2 = ( L - L 1 ) 3 m 3 f 1 3
+ T 1 (kN)
1,000
T 3 = 1.1 3 T 2 (kN)
g
T max = ( M + m ) 3 L 3 f 1 3
+ T 3 (kN)
1,000
4.2.8.2 Free Flow Conveyor
Accumulating Portion Conveying Portion
Figure 4.20 Free Flow Conveyor
g
T max = 2.1 3 m 3 ( L 1 + L 2 ) 3 f 1 3
+ M 3 L 1 3 f 1
1,000
g
g
+ M 1 3 L 2 3 f 2 3
(kN)
3
1,000 1,000 L 1 : Length of conveying portion (m). L 2 : Length of accumulating portion (m). M 1 : Weight of conveyed objects in accumulating portion (kg/m). Table 4.5 shows the allowable carrying load for each size of large pitch conveyor chain when it is used in horizontal conveyance.
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