Mitsubishi Electric LT-3020 Instruction Manual download pdf (Page 26)

Outline for MDS-DM Series

Instruction Manual (IB-1500893-D)

1 Installation

1-1 Installation of servomotor

1-1-1 Environmental conditions

1-1-2 Quakeproof level

1-1-3 Cautions for mounting load (prevention of impact

on shaft)

1-1-4 Installation direction

1-1-5 Shaft characteristics

1-1-6 Machine accuracy

1-1-7 Coupling with the load

1-1-8 Oil/water standards

1-1-9 Installation of servomotor

1-1-10 Cable stress

1-2 Installation of spindle motor

1-2-1 Environmental conditions

1-2-2 Cautions for mounting fittings

1-2-3 Shaft characteristics

1-2-4 Machine accuracy

1-2-5 Coupling with the fittings

1-2-6 Ambient environment

1-2-7 Installation of spindle motor

1-2-8 Connection

1-2-9 Cable stress

1-3 Installation of the drive unit

1-3-1 Environmental conditions

1-3-2 Installation direction and clearance

1-3-3 Prevention of entering of foreign matter

1-3-4 Panel installation hole work drawings (Panel cut

drawings)

1-3-5 Heating value

1-3-6 Heat radiation countermeasures

1-4 Installation of the spindle detector

1-4-1 Spindle side ABZ pulse output detector (OSE-

1024 Series)

1-4-2 Spindle side PLG serial output detector (TS5690,

MU1606 Series)

1-4-3 Installation accuracy diagnosis for spindle side

PLG detector

1-5 Noise measures

2 Wiring and Connection

2-1 Part system connection diagram

2-2 Main circuit terminal block/control circuit connector

2-2-1 Names and applications of main circuit terminal

block signals and control circuit connectors

2-2-2 Connector pin assignment

2-3 NC and drive unit connection

2-4 Connecting with optical communication repeater unit

2-5 Motor and detector connection

2-5-1 Connection of the servomotor

2-5-2 Connection of the full-closed loop system (Only

MDS-DM-SPV2F/SPV3F)

2-5-3 Connection of the spindle motor

2-6 Connection of power supply

2-6-1 Power supply input connection

2-6-2 Connecting the grounding cable

2-7 Wiring of the motor brake

2-7-1 Wiring of the motor magnetic brake

2-8 Peripheral control wiring

2-8-1 Input/output circuit wiring

2-8-2 Wiring of an external emergency stop

2-8-3 Safety observation function

2-8-4 Specified speed output

2-8-5 Spindle coil changeover (MDS-DM-SPV Series)

2-8-6 Proximity switch orientation

3 Setup

3-1 Initial setup

3-1-1 Setting the rotary switch

3-1-2 Setting DIP switch

3-1-3 Transition of LED display after power is turned

3-2 Setting the initial parameters for the servo drive unit

3-2-1 Setting of servo specification parameters

3-2-2 Setting of machine side detector

3-2-3 List of standard parameters for each servomotor

3-2-4 Servo parameters

3-3 Setting the initial parameters for the spindle drive unit

3-3-1 Setting of parameters related to the spindle

3-3-2 List of standard parameters for each spindle mo-

tor

3-3-3 Spindle parameters

4 Servo Adjustment

4-1 D/A output specifications for servo drive unit

4-1-1 D/A output specifications

4-1-2 Output data settings

4-1-3 Setting the output magnification

4-2 Servo adjustment procedure

4-3 Gain adjustment

4-3-1 Current loop gain

4-3-2 Speed loop gain

4-3-3 Position loop gain

4-4 Characteristics improvement

4-4-1 Optimal adjustment of cycle time

4-4-2 Vibration suppression measures

4-4-3 Improving the cutting surface precision

4-4-4 Improvement of characteristics during accelera-

tion/deceleration

4-4-5 Improvement of protrusion at quadrant change-

over

4-4-6 Improvement of overshooting

4-4-7 Improvement of the interpolation control path

4-5 Adjustment during full closed loop control

4-5-1 Outline

4-5-2 Speed loop delay compensation

4-6 Settings for emergency stop

4-6-1 Deceleration control

4-6-2 Vertical axis drop prevention control

4-6-3 Vertical axis pull-up control

4-7 Protective functions

4-7-1 Overload detection

4-7-2 Excessive error detection

4-7-3 Collision detection function

4-8 Servo control signal

4-8-1 Servo control input (NC to Servo)

4-8-2 Servo control output (Servo to NC)

5 Spindle Adjustment

5-1 D/A output specifications for spindle drive unit

5-1-1 D/A output specifications

5-1-2 Setting the output data

5-1-3 Setting the output magnification

5-2 Adjustment procedures for each control

5-2-1 Basic adjustments

5-2-2 Gain adjustment

5-2-3 Adjusting the acceleration/deceleration operation

5-2-4 Orientation adjustment

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Mitsubishi Electric LT-3020 Instruction Manual Page 26

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