Tip Dresser; Introduction - ABB IRB 6620 Product Specification

2.8 Tip Dresser

2.8.1 Introduction

General
The Tip Dresser is intended to restore the original shape of the welding electrodes
after deformation that occurs after a period of use.
The Tip Dresser is controlled by the robot controller. The unit is mounted onto the
base of the manipulator and is connected to the robot.
The Tip Dresser unit
The ABB Tip Dresser, which is integrated to the robot consists of the following
modules (see Figure 70).
Figure 70 The robot integrated Tip Dresser.
Pos
A
B
C
D
3HAC 025861-001
Name
Adjustable stand
Z-Equalizer
a
Cutting unit
Electrical motor
a. No cutting blades are supplied. For more details see Product Manual - DressPack/
SpotPack for IRB 6620, 3HAC027309-001.
Rev.E
2 DressPack and SpotPack
Description
Vertical adjustment: 230 mm
Horizontal adjustment: 180 mm
Z-directions movements: ± 8 mm
Speed: 200 rpm
Rec. sharpening pressure: 1.0 - 1.5 kN in 1- 3 s
Type: ABB 71B-2
Voltage and power: 380-420 V, 50 Hz and 0.55 kW
440-480 V, 60 Hz and 0.65 kW
2.8.1 Introduction
105