要清楚 负载的大小 7 s8 |0 b& ]! W/ L4 {8 U' dand then choose an actuator or pistion - S1 j' K5 J6 \$ L 2 p s$ C+ w* A Oestablish the flow and pressure profile % W; x! R2 g& H x1 Y/ _- s& O- r) \" O/ v
find out the horsepower you need $ {/ A. |6 C. I, j' J3 k/ [- f) p# _* I# I. S
be careful about the acceleration and deceleration period: V3 v9 i8 q8 d* ?% u4 ^* j& K9 i
5 o7 ]/ f. c% L; K* \/ }/ {) J
quite agree with #2