Bolt and nut Making Machine

Product Overview

Description

High speed Automatic Bolt and Nut Making Machine

To produce bolt, two machines are necessary--Cold-heading Machine and Thread Rolling Machine:

1. Cold-heading Machine

To cut raw material wire according to length of finished bolt and form bolt head.

 

Main Technical Parameter: 

Model No	Dia. of Nail(mm)	Length of Nail(mm)
Z12-3	1.2-3	2-16
Z12-4	2-4	6-48
Z12-5	2-5	6-60
Z12-8	4-8	10-100
Z12-10	6-10	20-120
Z12-16	10-16	25-150

 

2.  Thread Rolling Machine

To roll thread on blank shank of bolt after being cold-headed.

Main Technical Parameter: 

Model	Dia. of Threading(mm)	Length of Threading(mm)	Length of Screw(mm)
Z25-4	2-4	6-25	6-25
Z25-5	2-5	6-50	6-50
Z25-6	2-6	6-60	6-80
Z25-6L	2-6	6-60	6-100

 

Besides the above two machines, another machine is optional---Edge Trimming Machine

 

3.   Edge Trimming Machine

To make Hex. head after being cold headed.