User Manuals: mori seiki NL2500S/1250 CNC Lathe

Manuals and User Guides for mori seiki NL2500S/1250 CNC Lathe. We have 1 mori seiki NL2500S/1250 CNC Lathe manual available for free PDF download: Maintenance Manual

mori seiki NL2500S/1250 Maintenance Manual

mori seiki NL2500S/1250 Maintenance Manual (246 pages)

Brand: mori seiki | Category: Lathe | Size: 7 MB

Table of Contents

About the Machine
5
Basis
5
Materials
5
Tools
5
Signal Word Definition
7
Table of Contents
11


19
For Safe Machine Operation

19
- For Users and Supervisors 2
  20
- Precautions for Operators 3
  20
- Fire Prevention and Countermeasure
  20
- Safety Devices
  20
- Caution Labels
  20
  - Precautions for Operators
    22
  - Fire Prevention and Countermeasure
    23
  - When Machining Using Coolant
    23
  - When Machining Using Flammable Coolant
    23
  - When Machining Without Using Coolant
    23
  - Before Starting Automatic Operation
    24
  - If a Fire Breaks out
    24
  - Safety Devices
    26
  - Warning
    26
  - Safety Precautions
    27
  - Bar Stock
    28
    
    Electric Shock/Entanglement
    28
    
    Machine Malfunction
    28
  - Turning ON/OFF Power
    28
  - Door Interlock Function
    29
  - Safety During Machine Operation
    30
  - Spindle Speed and Chucking
    31
  - Spindle Speed and Gripping Force
    32
  - Chip Conveyor (Chip Conveyor Specifications)
    33
  - Locked-In Prevention Key
    33
  - Legal Obligation
    34
- Working Environment
  35
  - Machine Operation
    36
  - Spindle Rotation
    38
  - Workpiece Ejection
    38
  - Entanglement/Injury
    38
  - Chucks
    39
  - Lifting Workpiece
    40
  - Accident
    40
  - Dropped Workpiece
    40
- Machine Operation
  40
  - O Prevent Turret Head Indexing
    41
  - Safety Practices During Setup
    41
  - To Prevent Spindle Rotation Start
    41
  - Programming 7-2
    43
  - Touch Panel
    43
  - Data
    44
  - Interlock
    44
  - Industrial Robot Specifications
    45
  - Precautions When Operating Special Specification Machines
    45
    
    Electric Shock
    46
    
    Locked/Injury
    46
    
    Maintenance and Inspection
    46
- Maintenance and Inspection
  48
- Disposition of Machines
  49
  - Electronic Device
    49
  - Machinery Parts
    49
  - Refrigerant
    49
1 

51
Regular Maintenance

51
- Importance of Inspections
  52
- Regular Inspection List
  55
- Maintenance Route Map
  57
- Limit Switch/Solenoid Valve Installation Positions
  62
- Nl1500, Nl2000, Nl2500, Nl3000/700, Nl3000/1250
  62
  - Limit Switch/Solenoid Valve List
    63
- Nl3000/2000, Nl3000/3000
  63
- Preparation for Machine Operation after Prolonged Idle Period
  69
  - Forced Lubrication
    69
  - Full Stroke Travel of All Axes
    69
- Machining Chamber
  71
  - Replacing Machining Chamber Observation Window
    71
  - Cleaning Inside Machine
    72
    
    Cleaning Spindle Drain Hole
    73
    
    Cleaning Tailstock Spindle Drain Hole
    73
    
    Cleaning Slideway (Ball Screw) Protective Covers
    73
    
    Cleaning Cylinder Rear Section
    74
  - Cleaning Chuck
    74
    
    Inspection and Replacement of Slide Seals
    75
    
    Replacing Machine Light
    77
    
    Cleaning Operation Panel
    80
    
    Spindle Warm-Up
    81
    
    Daily Spindle Warm-Up
    81
    
    Spindle Warm-Up after Extended Idle Period
    82
    
    Precautions When Selecting Coolant
    84
    
    Replenishing Coolant
    85
  - Nl1500, Nl2000 Nl2500/700
    85
  - Nl2500/1250
    85
  - Nl3000/700
    85
  - Nl3000/1250
    85
    
    Cleaning Coolant Tank and Filter
    86
    
    Turn off the Main Power
    86
    
    Adjusting Coolant Discharge Rate
    89
    
    Coolant Pump
    89
    
    Adjusting Oil Skimmer Separation Tank Drain (Option)
    90
  - Nl3000/2000 Nl3000/3000
    90
    
    Flow of Coolant and Positions Where Used
    91
    
    Coolant Gun (Option)
    92
    
    How to Use the Coolant Gun
    92
    
    Cleaning Coolant Gun
    92
    
    Hydraulic Unit
    94
    
    Precautions When Performing Maintenance Work
    94
    
    Checking Oil Level/Replenishing Oil
    94
    
    Replacing Oil
    94
    
    Checking Pressure Gage
    95
    
    Cleaning Radiator
    96
    
    Cleaning Suction Strainer and Tank
    96
    
    Filter Element Replacement of Line Filter
    98
    
    Necessary Parts
    99
    
    Flow of Hydraulic Oil and Positions Where Used
    100
    
    Hydraulic Circuit Diagram
    102
  - Replenishing Lubricant
    129
  - Cleaning Line Filter
    129
  - Lubricating Unit 12-1
    129
  - Cleaning Lubricant Tank, Suction Filter and Fill Port Filter
    130
  - Flow of Lubricant and Positions Where Used (Standard Specifications)
    131
  - Flow of Lubricant and Positions Where Used (Y-Axis Specifications)
    132
  - Cleaning Air Filter and Condenser
    133
  - Oil Temperature Controller 13-1
    133
  - Replacing Cooling Oil
    134
  - Nl1500, Nl2000, Nl2500/700, Nl3000/700, Nl3000/2000, Nl3000/3000
    135
  - 2000, Nl3000/3000)
    135
  - Nl2500/1250, Nl3000/1250
    136
    
    Coolant Cooling Unit (Option)
    138
    
    Precautions When Using Coolant Cooling Unit
    138
    
    Semi Dry-Cut System (Option)
    140
    
    Adjusting Oil Supply Quantity
    140
    
    Oil Consumption with Oil Regulating Knob at “2”
    140
  - Replenishing Oil
    140
  - Pneumatic Devices 16-1
    142
  - Precautions When Performing Maintenance Work on Pneumatic Devices 16-2
    142
  - Air Pressure Inspection and Adjustment 16-3
    142
  - Manual Draining from Air Filter 16-4
    143
  - Air Filter Inspection and Element Replacement 16-5
    143
  - Flow of Compressed Air and Positions Where Used
    144
  - Nl1500, Nl2000, Nl2500, Nl3000/700, Nl3000/1250
    145
  - Air Circuit Diagram (NL1500, NL2000, NL2500, NL3000/700, NL3000/1250)
    145
  - Nl3000/2000, Nl3000/3000
    149
  - Air Circuit Diagram (NL3000/2000, NL3000/3000)
    149
  - Precautions When Opening/Closing Electrical Cabinet Door
    152
  - Electrical Cabinet View 17-2
    152
  - Nl1500, Nl2000
    152
    
    Closing Electrical Cabinet Door with Main Power on
    154
    
    Opening Electrical Cabinet Door with Main Power on
    155
  - Cleaning Electrical Cabinet Fan 17-4
    156
  - Replacing Batteries
    157
  - Chip Conveyor (Option) 18-1
    159
  - Precautions When Using Chip Conveyor 18-2
    159
  - Operating Chip Conveyor 18-3
    159
  - Cleaning Chip Conveyor 18-4
    159
  - Entanglement of Hands or Feet/Serious Injury
    160
  - Adjusting Chip Conveyor Belt
    161
    
    High Pressure Coolant Unit (Option)
    163
    
    Suction Pressure Inspection and Adjustment
    163
    
    Cleaning Notch Clean Filter
    164
    
    Replenishing Coolant to Clean Tank
    164
    
    Cleaning Coolant Tank
    165
    
    High Pressure Pump Oil Replacement and V-Belt Inspection
    166
    
    Troubleshooting
    167
    
    Alarm Message
    169
    
    NC Alarm
    169
    
    PLC Alarm (Alarm Starting with “EX”)
    169
    
    Input/Output Signal Confirmation Procedure
    170
    
    Diagnostic Screen Display Procedure
    170
    
    Meaning of Signals
    170
    
    Malfunctions at Main Power on
    171
    
    Screen Not Displayed When Power Turned on
    171
    
    Screen Displayed but Cannot Advance When [OK] Soft-Key Pushed
    171
    
    When EX0451 or EX0457 Are Displayed
    172
    
    LED Alarm Displays
    173
    
    Ex0069 ‘Door Lock Time Over’
    173
    
    When Battery Replacement Requested
    175
    
    Message Requesting Battery Replacement
    175
    
    Battery Low Voltage Alarms
    176
    
    NC Memory Back-Up Battery
    176
    
    SERVO Absolute Position Sensing Battery
    176
    
    Procedures to Replace Batteries
    177
    
    Procedures to Clear Alarms
    178
    
    Tailstock Spindle/Headstock 2
    182
    
    Soft-Overtravel Alarm
    184
    
    To Cancel the Alarm State
    184
    
    Coolant Unit Problems
    185
    
    Coolant Flow too Low
    185
    
    Coolant Oil Level Low
    185
    
    When Coolant Spills on the Floor
    185
    
    Coolant Pump Operation Check
    186
    
    Coolant Level Check
    186
    
    Coolant Pump Strainer Clogging
    186
    
    Turret (Tool Holder) Coolant Nozzle Clogging
    187
    
    When the Coolant Pump Is Not Operating
    189
    
    Pump Motor Not Rotating
    190
    
    Abnormal Sounds Emitted from Coolant Pump
    190
    
    Hydraulic Unit Alarms
    192
    
    Alarm Not Triggered but Hydraulic Unit Operation Abnormal
    193
    
    Lubricating Unit Alarms
    195
    
    Lubricant Pressure Low
    195
    
    Checking Lubricating Unit Operation
    197
    
    Lubricating Unit Air Removal
    197
    
    Lubricating Unit Relief Valve Disassembly/Cleaning
    197
    
    Lubricating Unit Relief Valve Adjustment
    199
    
    Lubricating Unit Lubricant Leakage Check
    199
    
    Oil Temperature Controller Errors
    201
    
    Alarm Related to Turret
    203
    
    Turret Index Time over
    203
    
    Display Diagnostic Screen
    204
    
    When Sub-Standard Machining Occurs
    205
    
    Adjusting Machine Level
    205
    
    Backlash Check
    205
    
    Headstock Inclination Adjustment
    206
    
    Necessary Tools
    206
    
    Turret Inclination Adjustment
    208
    
    Turret Center-Height Adjustment
    212
    
    Tailstock Center Adjustment
    215
    
    Headstock 2 Center Adjustment
    218
    
    Tool Presetter Stylus Break Stem Replacement
    226
    
    Adjusting Stylus
    227
    
    Removing Chips Entangled in Workpiece
    230
    
    Index
    237

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