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LES 5 Heavy Duty Ball Screw Actuator

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  • LES 5 Heavy Duty Ball Screw Actuator
  • LES 5 Ball Screw Actuator Dimensioned Drawing
  • LES5 linear actuator with positive air pressure fittings
Click image to enlarge
Features of the LES 5 Heavy Duty Ball Screw Actuator
  • Play free accurate motion
  • Long life, nothing to adjust
  • Travels from 5" up to 107.2"
  • Wide base -225mm- ideal for large cantilevered loads
  • Built in limit switches at both ends of travel
    • Optional external mounted/adjustable limit switches available
  • Available with internal and external motor mounts
  • Available as single axis or XY or XYZ configurations
  • Motor options include stepper or brushless servo with or without failsafe brake
  • ALSO available with NO motor or NEMA 23 or NEMA 34 motor mounts
  • Optional positive air pressure fittings to keep dust and dirt out
XY Example with LES 5 slildes and internal motors
  • Ball screw pitch of 2.5mm, 5mm, 10mm or 20mm for fine resolution or high speed
  • Custom motor mounts can be provided
  • Sealed against dust and swarf - WITHOUT BELLOWS - so there is no loss of travel
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Click on the following dimensioned drawing of LES 5 actuator to enlarge:

Click on dimensioned drawing of LES 5 Heavy Duty actuator to enlarge or the following links for We also offer a complete automation package with compatible single axis stepper controllers and single axis servo controllers as well as multi-axis stepper controllers and multi-axis servo controllers.
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Features
  • Max Load 449 lbs.
  • Limit Switches at both ends of travel are included
  • One piece body protects internal parts from dust and dirt
  • Features precision rolled ball screw and patented antibacklash ballnut for precise play-free positioning
  • Speed up to 20 in/sec
  • 225 mm wide base good for cantilevered loads
  • 16 standard travels from 4.8" to 107.2" CAD drawings available for download
  • Options available to create motorized linear slides
  • NEMA 23 and 34 motor mounts available or custom motor mounts can be provided
  • Linear Slides can be configured as XY slides or XYZ slide configurations
  • Complete Electronics Package Available to Complete your Application
  • Screw leads of 2.5mm, 5mm, 10mm & 20mm for fine resolution or high speed
  • Repeatability : ± 0.01 mm (± .0004 in)
  • Accuracy : ± 0.1 mm / 300 mm (± .004 in / 12 in)
  • Optional positive air pressure fittings to keep dust and dirt out
cad

Extra Images

 
 
LES 5
Aluminium profile LES 5   No load torques (Ncm)   LES 5 with two WS 5/70   LES 5 with four WS 5/70
Moment of inertia Ix  2,361.654 cm4   Speed (rpm) Spindle pitch   C0 5,153.30 N   C0 6,606 N
Moment of inertia Iy  298.925 cm4   2.5 4 5 10 20   C 2,319.41 N   C 3,746 N
*Centre of gravity see dimensioned drawing 33.39 mm   500 15 15 16 17 18   F1 static 4,401.33 N   F1 static 5,642 N
Cross-sectional area  42.49 cm2   1500 19 19 19 20 21   F1 dynamic 1,980.96 N   F1 dynamic 3,198 N
Material  AIMgSiO, 5F22   3000 23 24 24 25 26   F2 static 5,153.30 N   F2 static 6,606 N
Anodising  E6/EV1                 F2 dynamic 2,319.14 N   F2 dynamic 3,746 N
Weight with steel shafts  13.8 kg/m                 Mx static 376.59 Nm   Mx static 423.15 Nm
Weight with steel shafts and spindles 15.2 kg/m                 My static 164.31 Nm   My static 366.73 Nm
                    Mz static 192.39 Nm   Mz static 429.39 Nm
LES 4 / 5 / 6  Spindle pitch [mm]  2.5 4 5 10 20       Mx dynamic 169.49 Nm   Mx dynamic 239.85 Nm
Profile length L [mm]  max. permissible feed speed [rpm]  max. permissible feed speed v permissible [mm/s]       My dynamic 73.95 Nm   My dynamic 207.87 Nm
490 4000 167 267 333 667 1333       Mz dynamic 86.59 Nm   Mz dynamic 243.49 Nm
990 3000 125 200 250 500 1000                
1390 1500 63 100 125 250 500    

Process travel

at 2xWS 5/70 = L1 -150 mm

at 4xWS 5/70 = L1 -280 mm

      
1490 *  3000 125 200 250 500 500        
1990 *  1650 69 110 138 275 550        
2490 *  1050 44 70 88 175 350        
2990 *  750 31 50 63 125 250        
* with spindle support                    
 
Linear unit  LES 5 
Aluminium profile WxH (mm)  225 x 75 
Guide weight (kg/m)  13.8
Moment of inertia Ix (cm4)  299
Moment of inertia Iy (cm4)  2362
Weight with spindle (kg/m)  15.2
Guide slides  2x WS 5-70
4x WS 5-70
Slide weight (kg)  0.68 / 1.36
Spindle pitch (mm)  2.5 / 4 / 5 / 10 / 20
Max. permissible feed force (N)  2626 / 3450 / 3450 / 3150 / 1425
Repeat accuracy (mm)  ± 0.02
Process path (mm)  L 1 - 150 / L 1 - 280
Noise level (dBA)  < 85
Storage temperature range (°C)  0 – 40
Operating temperature range (°C)  0 – 60 (80)
Relative air humidity (%)  < 90

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