Copper Wire Drawing Machine

 The feature of the machine:

- Ahorizontal and tandem construction driven by double motors to achieve fast die change.

- A helical gear with high accuracy to ensure high efficiency and low noise.

- An immersion lubricating and cooling system to ensure better quality .

Technical specification:

1. Drawing machine:

Inlet wire diameter                          2.6-3.5mm

Outlet wire diameter                       0.4-1.2mm

 Max. Line speed                            35 m/s

Max. Drawing passes                    17

Diameter of finish capstan             250 mm

Speed ratio between capstans      1.265

Max. Size of dies                            25x10 mm

Speed ratio among:                        1.25 , 1st~16th dies;  

                                                       1.186, 17th die

Power of main motor                      55kw; AC

Total install power                          300KVA

2. Online annealer:

Rated DC Annealing Current          2000A

Maximum DC Annealing Voltage    60 V

Annealing Capacity                         170KVA

Protection                                        by steam

Weight                                             About 1800 kgs

Drive                    by the flat belt from the finished capstan 

Compressed Air:

Working pressure                           0.6 ~ 0.7Mpa

Fluctuating value                            ±0.02Mpa

Dew point                                       -25°C

Flow rate                                        50L/min

Water quality:

Pressure                                          0.2~0.4Mpa

Temperature                                    ≤25°C

Hardness of Water for Steam Generator  Max 5 dH

Hardness of Water for Annealer      Max 12 dH

3. Spooler:

Max rotate Speed                              1800 r/min

Max. movable distance of the shaft   150 mm                     

Max. travel distance of bobbin lifter   150mm

Spooling motor                                   11kW;1500r/min

Traverse motor                                  servomotor 1KW  3000r/min

Bobbins                                              DIN 630

Brake                                                hydraulic type, emergency stop within 5 seconds;

Bobbin loading and unloading           by hydraulic liftor;

Wire traverse speed                         automatically detect the changes of the speed