Ort one sliding head two - roll hydraulic thread and profile rollers are fitted with electro - hydraulic spindle clutches to facilitate rapid pitch alignment of the rolls during set - up ; and automatic self - compensating spindles to maintain alignment whilst in production Ort的单滑动头两辊液压滚丝机配有电动液压心轴离合器用来促进辊子在设定中快速对齐以及自动补偿心轴使其在加工过程中保持对齐。