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5. Unrolling
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|5. Unrolling
Tension control is required at a constant level during unrolling.
< Example of tension control during rolling and unrolling >
Electric Actuator/Slider Type, Ball Screw Drive 11-LEFS
Electric Actuators/Cylinders » EnvironmentClean Series/Low-Particle Generation » Electric Actuators
Clean Series
LEFS Series Step Motor (Servo/24 VDC), Servo Motor (24 VDC)
・Max. work load: 60 kg
・Positioning repeatability: ±0.02 mm
LEFS Series AC Servo Motor
・High output motor (100/200/400 W)
・Improved high speed transfer ability
・High acceleration/deceleration (20000 mm/s2)
・Pulse input type
・With internal absolute encoder
・Positioning repeatability: ±0.02 mm
・Motorless specification is available. Click here for details
Safety Instructions
Electric Actuators/Precautions
Auto Switches/Precautions
Features
Series Variations
Simplified Selection Flow Chart
Green Procurement (RoHS)
CE/UL-compliance List
| Specification | Model | Stroke (mm) |
Work load (kg) Horizontal |
Speed (mm/s) |
Screw lead (mm) |
|---|---|---|---|---|---|
| Step motor (Servo/24 VDC) |
11-LEFS16 | 50 to 500 | Max. 14 | Max. 500 | 5，10 |
| Step motor (Servo/24 VDC) |
11-LEFS25 | 50 to 600 | Max. 25 | Max. 500 | 6，12 |
| Step motor (Servo/24 VDC) |
11-LEFS32 | 50 to 800 | Max. 45 | Max. 500 | 8，16 |
| Step motor (Servo/24 VDC) |
11-LEFS40 | 150 to 1000 | Max. 55 | Max. 500 | 10，20 |
| Servo motor (24 VDC) |
11-LEFS16A | 50 to 500 | Max. 10 | Max. 500 | 5，10 |
| Servo motor (24 VDC) |
11-LEFS25A | 50 to 600 | Max. 18 | Max. 500 | 6，12 |
| AC servo motor (100/200/400 W) |
11-LEFS25S | 50 to 600 | Max. 20 | Max. 900 | 6，12 |
| AC servo motor (100/200/400 W) |
11-LEFS32S | 50 to 800 | Max. 45 | Max. 1000 | 8，16 |
| AC servo motor (100/200/400 W) |
11-LEFS40S | 150 to 1000 | Max. 60 | Max. 1000 | 10，20 |
Electric Actuator/LEF Series Support Guide 11-LEFG
Electric Actuators/Cylinders » EnvironmentClean Series/Low-Particle Generation » Electric Actuators
Clean Series
・A support guide that is designed to support work pieces with significant overhang
・Easy installation with the same outer dimensions as the LEF series body,
Contributes to the reduction of design and assembly labor
・The standardly equipped sealing band prevents the scattering of grease and the entry of foreign matter from outside.
Safety Instructions
Electric Actuators/Precautions
Features
Series Variations
Simplified Selection Flow Chart
Green Procurement (RoHS)
| Drive method | Model | Stroke (mm) |
|---|---|---|
| Ball screw drive/S | 11-LEFG16-S | 50 to 500 |
| Ball screw drive/S | 11-LEFG25-S | 50 to 600 |
| Ball screw drive/S | 11-LEFG32-S | 50 to 800 |
| Ball screw drive/S | 11-LEFG40-S | 150 to 1000 |
Electric Actuator/High Rigidity Slider Type, Ball Screw Drive 11-LEJS
Electric Actuators/Cylinders » EnvironmentClean Series/Low-Particle Generation » Electric Actuators
Clean Series
・Low profile/Low center of gravity: Height reduced by approx. 36% (Reduced by 32 mm)
・Max. work load: 85 kg
・Positioning repeatability: ±0.02 mm
・Max. acceleration/deceleration: 20000 mm/s2
・Clean room specification
・Motorless specification is available. Click here for details
Safety Instructions
Electric Actuators/Precautions
Auto Switches/Precautions
Features
Series Variations
Simplified Selection Flow Chart
Green Procurement (RoHS)
CE/UL-compliance List
| Specification | Model | Stroke (mm) |
Work load (kg) Horizontal |
Speed (mm/s) |
Screw lead (mm) |
|---|---|---|---|---|---|
| AC servo motor | 11-LEJS40 | 200 to 1200 | Max. 55 | Max. 1200 | 8，16 |
| AC servo motor | 11-LEJS63 | 300 to 1500 | Max. 85 | Max. 1200 | 10，20 |
