液壓式傳動，有機動滑塊行程調(diào)節(jié)結(jié)構(gòu)和機動后擋料調(diào)節(jié)機構(gòu)，帶手動微調(diào)器，并有計數(shù)器顯示數(shù)值，在上模上方裝有斜楔式精度調(diào)整機構(gòu)，以保證工作加工精度。

They adopt the hydraulic downstroke driving mechanism , and eauip with power adjusting devices for the ram stroke and the back gauge with a manual fineadjusting mechanism and a counterdisplaying the position of the siop . An adjusting device of wedge type s fixed on the top of upper tool to ensure precise bending work .