KE-2050/KE-2060, KE-2050R/2055R/KE-2060R Maintenance Manual
i
Rev. 2.1
Contents
For the Safe Operation of Machinery!.................................................................. I
[1] X-Y UNIT..................................................................................................1-1
1-1. Replacing the Timing Belt and Adjusting the Belt Tension .......................................1-1
1-1-1. Timing Belt XM..................................................................................................................... 1-1
1-1-2. Timing Belt XB ..................................................................................................................... 1-3
1-1-3. Timing Belt YM..................................................................................................................... 1-6
1-1-4. Timing Belt YB ..................................................................................................................... 1-7
1-2. Replacing the Pulleys.............................................................................................1-10
1-3. Replacing the Servomotors ....................................................................................1-11
1-4. Replacing the Magnescale .....................................................................................1-12
1-4-1. Magnescale Affixing Position ............................................................................................. 1-12
1-4-2. Clearance of the Magnescale ............................................................................................ 1-14
1-4-3. Clearance between the Sensor Head and the Y-axis Linear Way (for Y-axis only) ........... 1-15
1-5. Replacing the Limit Sensor and the X-Axis Home Position Sensor........................1-16
1-5-1. Replacing the X-Axis Limit Sensor and the X-Axis Home Position Sensor ........................ 1-16
1-5-2. Replacing the Y-Axis Limit Sensor..................................................................................... 1-17
1-6. Replacing the Home Position Sensor.....................................................................1-18
1-6-1. X-Axis ................................................................................................................................ 1-18
1-6-2. Y-Axis ................................................................................................................................ 1-18
1-7. Replacing the Plastic Rail.......................................................................................1-19
1-7-1. Replacing the X-Axis Plastic Rail....................................................................................... 1-19
1-7-2. Replacing the Y-Axis Plastic Rail....................................................................................... 1-20
1-8. Replacing the Cables in the X/Y Cable Bearers.....................................................1-21
1-8-1. Removing the X Cable ....................................................................................................... 1-21
1-8-2. Placing a Mark on the Cable (X) ........................................................................................ 1-23
1-8-3. Assembling the Cable ........................................................................................................ 1-24
1-8-4. Separating the Fusion-bonded Parts of the Cables ........................................................... 1-26
1-8-5. Removing the Y Bear Cable............................................................................................... 1-27
1-8-6. Placing Marks on the Y Cable Bearer ................................................................................ 1-27
1-8-7. Assembling the Y Cable Bearer ......................................................................................... 1-28
1-8-8. Wiring around the Head ..................................................................................................... 1-33
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