CRRC Hangzhou Digital Technology Co., Ltd is a technology-based subsidiary of CRRC group,which have a professional team of rail transit vehicles, electromechanical, photoelectric, algorithm, IT ..etc. We have set up operation center and R & D center in Qianjiang New City and Qiantang New District of Hangzhou.
Headstock spindle adopts high accuracy hydrostatic bearing at radial direction with load relief hydrostatic support; high accuracy double row thrust roller bearing at axial direction. Two step mechanic speed change, DC motor drive. Milling gearbox with double servo motor could be adopted for milling feeding and indexing.
Tailstock adopts self-adapt mechanism of workpiece thermal extension, load cell and teeth plate stop mechanism.Lengthwise and crosswise guideway of tool carriage adopts closed type hyd rostatic guideway with constant flow. Lengthwise transmission adopts double rack and pinion mechanism for clearance elimination; crosswise transmission adopts double nut clearance elimination mechanism and ballscrew. Toolholder with KENNA heavy cutting interface is adopted at front of carriage. Standard toolbar or quick change tool bit could be mounted on the toolholder.
Optional attachments: Milling tool carriage, end-face tool carriage for boring and turning, grinding head, deep-hole boring system with large diameter, deep-hole boring system with small diameter, etc.CNC system as per selection: SIEMENS, FANUC, REXROTH etc.