1. Max. blank dia: 28mm; 2. Max. blank length: 60mm; 3. Productivity:70-100pcs/min

  Roller Automatic Cold Heading Machine

BDZ31 series	unit	BDZ31-13	BDZ31-25	BDZA31-25
Max diameter of roller	mm	φ13	φ25	φ28
Max diameter of roughcast	mm	φ12	φ24.3	φ24.3
Max cutting length of roughcast	mm	40	60	60
Ram travel	mm	146		260
Productivity	piece/min	100	70	70
Electric power	KW	18.5	37	45
Motor rotate speed	min-1	730	975	975
Weight	t	8.66	23.74	29.75
Machine tool dimension L W H	mm	4000 2540 1715	5190 2975 1570	5190 2975 1570
Work precision:two parts of work piece mutual excursion accept tolerance	mm	0.1	0.1	0.1

Machine tool applications and structure feature

1)       The series roller(steel ball) automatic applies all kinds of roller rough cast used in cold header rolling bearing, like as cylinder, taper, sphere surface.

2)       Material of product adopt cool draw bearing steel line or bar stock, its strength limit is 75kg/mm2, line material shouldn’t have air hole, fold, crackle and oxide layer.

3)       The product layout reasonable, compact structure, stable run, easy to operation and maintain. High precision and productivity, applies to mass production bearing industry.

Roller Automatic Cold Heading Machine