廊(Lang)坊(Fang)机(Ji)械(Xie)加(Jia)工(Gong)

数(Shu)控(Kong)机(Ji)床(Chuang)的(De)基(Ji)本(Ben)构(Gou)成(Cheng)

    数(Shu)控(Kong)装(Zhuang)置(Zhi)，(?)在(Zai)七(Qi)十(Shi)年(Nian)代(Dai)之(Zhi)前(Qian)，(?)是(Shi)专(Zhuan)用(Yong)的(De)电(Dian)子(Zi)计(Ji)算(Suan)装(Zhuang)置(Zhi)，(?)七(Qi)十(Shi)年(Nian)代(Dai)后(Hou)，(?)逐(Zhu)渐(Jian)为(Wei)小(Xiao)型(Xing)电(Dian)子(Zi)计(Ji)算(Suan)机(Ji)和(He)微(Wei)处(Chu)理(Li)机(Ji)所(Suo)代(Dai)替(Ti)。(?)机(Ji)床(Chuang)本(Ben)体(Ti)在(Zai)基(Ji)本(Ben)组(Zu)成(Cheng)上(Shang)和(He)一(Yi)般(Ban)机(Ji)床(Chuang)一(Yi)样(Yang)，(?)也(Ye)是(Shi)由(You)主(Zhu)运(Yun)动(Dong)系(Xi)统(Tong)、(?)进(Jin)给(Gei)运(Yun)动(Dong)系(Xi)统(Tong)和(He)支(Zhi)承(Cheng)件(Jian)等(Deng)几(Ji)个(Ge)主(Zhu)要(Yao)部(Bu)分(Fen)组(Zu)成(Cheng)的(De)。(?)

支(Zhi)承(Cheng)件(Jian)及(Ji)主(Zhu)运(Yun)动(Dong)系(Xi)统(Tong)与(Yu)各(Ge)种(Zhong)精(Jing)密(Mi)自(Zi)动(Dong)化(Hua)机(Ji)床(Chuang)一(Yi)样(Yang)，(?)除(Chu)要(Yao)求(Qiu)刚(Gang)性(Xing)好(Hao)、(?)热(Re)变(Bian)形(Xing)小(Xiao)、(?)能(Neng)自(Zi)动(Dong)变(Bian)速(Su)之(Zhi)外(Wai)，(?)与(Yu)一(Yi)般(Ban)机(Ji)床(Chuang)没(Mei)有(You)重(Zhong)大(Da)区(Qu)别(Bie)；(?)而(?)进(Jin)给(Gei)系(Xi)统(Tong)与(Yu)一(Yi)般(Ban)机(Ji)床(Chuang)显(Xian)著(Zhu)不(Bu)同(Tong)。(?)数(Shu)控(Kong)机(Ji)床(Chuang)的(De)进(Jin)给(Gei)系(Xi)统(Tong)，(?)是(Shi)由(You)数(Shu)控(Kong)装(Zhuang)置(Zhi)控(Kong)制(Zhi)的(De)伺(Si)服(Fu)进(Jin)给(Gei)系(Xi)统(Tong)。(?)它(Ta)能(Neng)按(An)照(Zhao)数(Shu)控(Kong)装(Zhuang)置(Zhi)发(Fa)出(Chu)的(De)指(Zhi)令(Ling)，(?)实(Shi)现(Xian)随(Sui)动(Dong)进(Jin)给(Gei)，(?)可(Ke)以(Yi)便(Bian)刀(Dao)具(Ju)(或(Huo)工(Gong)件(Jian))在(Zai)空(Kong)间(Jian)按(An)任(Ren)意(Yi)给(Gei)定(Ding)的(De)轨(Gui)迹(Ji)运(Yun)动(Dong)。(?)

• 上(Shang)一(Yi)条(Tiao)：(?)电(Dian)火(Huo)花(Hua)机(Ji)械(Xie)加(Jia)工(Gong)的(De)工(Gong)艺(Yi)与(Yu)相(Xiang)关(Guan)参(Can)数(Shu)
• 下(Xia)一(Yi)条(Tiao)：(?)毛(Mao)坯(Pi)加(Jia)工(Gong)方(Fang)法(Fa)的(De)选(Xuan)择(Ze)