從cong結jie構gou設she計ji來lai看kan
，這zhe類lei設she備bei通tong常chang配pei備bei重zhong型xing鑄zhu鐵tie床chuang身shen以yi吸xi收shou振zhen動dong
，切qie削xue單dan元yuan采cai用yong耐nai磨mo合he金jin刀dao片pian並bing帶dai有you自zi動dong補bu償chang功gong能neng。雙shuang主zhu軸zhou驅qu動dong係xi統tong通tong過guo中zhong央yang控kong製zhi係xi統tong實shi現xian轉zhuan速su與yu進jin給gei的de精jing準zhun匹pi配pei，即ji使shi處chu理li高gao硬ying度du合he金jin材cai料liao時shi也ye能neng保bao持chi穩wen定ding的de切qie削xue力li。防fang護hu裝zhuang置zhi全quan麵mian覆fu蓋gai運yun動dong部bu件jian，符fu合he重zhong型xing機ji械xie安an全quan規gui範fan標biao準zhun。