Glide friction values for e-chains® made igumid and various glide bars
3D CAD, configurators, service life calculation and more www. recommend
the use polymer glide bars from igus®. You will find more details in
the Technical Environment section this chapter.
Our system guarantee (depends the application) provides additional peace mind.4301)
Coefficient of
friction dynamic
0.
Service life
We offer service life calculations for your
application based our extensive gliding
Gliding Long travels
Corrosion-free igus® guide
troughs are available the
material:
● Galvanised steel
● AISI 316Ti/AISI 316L
stainless steel material
1. Please
consult igus®.5m/s
Travel speeds and accelerations
Travel speeds 5m/s continuous operation
are possible and use current applications.123
122
ha
Ba
Bi
BRi 4
H
Ri
ha
Ba
Bi
BRi 4
H
Ri
ha
A B
Ba =
Bi =
ha =
HRi =
BRi =
HRi ha
BRi 4
BRi 5
igus®
igumid G
Various igus® guide trough systems are
available Page 1298
If the fixed point the
centre the travel, use half
of the guide trough with
glide bars and the other
half without glide bars
Long travels with igus® guide troughs
Guide troughs allow igus® e-chain® and e-tubes
to continue smooth, low-friction operation long
travel applications.eu
Gliding Long travels
given particular attention: Properly align all trough parts upon installation All screw heads
should flush with the trough Smooth level transition between the end the e-chain® and
the glide bars Solid connection with the glide surface.54 0. Guide troughs can supplied corrosion-
free materials. Differentiations
must made between normal operational
acceleration and sudden jolt acceleration
such unexpected stops so-called "E-stops.
A) Guide trough without glide bars upper run glides the lower run
B) The upper run glides the glide bars from the middle the travel.4571/1. Units with 200m
travelshavebeeninoperationfor8yearswithminimummaintenance.
In these cases, however, only few thousand
cycles are required per year.eu
Outer e-chain® width
Inner e-chain® width
e-chain® outer height
Trough inner height
Inner trough width
depending Ba
AluminiumSuperTrough
Steel guide trough
Alu SuperTrough set
glide bar
Installation set basic
C-profile
igus® polymer
glide bar
Galvanised
steel sheet
Anodised
aluminium
AISI 304 stainless
steel (material: 1. Please consult igus® for references
and calculations for your project. For example, E4
e-chains® achieve speeds 22m/s and
accelerations 784m/s2 crash test units.igus.Unitsupto60mtravelshave
been operation for years with almost maintenance. developers polymer plain bearings, possess vast material
behaviour knowledge which apply the development e-chains® well. Acceleration plays
a crucial role the life calculation."
Even these situations, igus® e-chains® prove
to very durable. recommend the use
of igus® polymer glide bars. The trough
inner width the same the e-chain® outer
width, plus 4mm for aluminium SuperTrough
Along the side the trough, where
the upper run cannot glide the lower run,
glide bars must installed. The maintenance-free aspects igus® e-chain systems® over
long periods and under harsh operating conditions often the deciding factor choosing igus®.
Technical environment
Long travel applications using igus® e-chains® run water, dirt, the tropics, explosion
risk areas (with special design features) and many other conditions. These points must observed when
using assembly-friendly igus® guide troughs.45 0. cannot calculate
your application based these factors, can carry out test for you our laboratory. Guide troughs with and without glide
bars can obtained from stock for almost all
igus® e-chains®.
Calculation
Comprehensive tests place the position knowing our products capabilities.
In special cases, 10m/s possible after
consultation with igus®. The sides
must provide chamfered opening.19 0. Important
factors these tests are: Push/pull forces under both ambient and extreme temperatures ●
Humidity and dirt Friction values the polymers, alone and against various glide surfaces ●
Behaviour electrical cables under push/pull conditions Behaviour hydraulic and media
hoses under push/pull conditions Service life, and noise generation.igus.4404 upon
request
● Seawater resistant
aluminium
application experience. They
are optimally matched the e-chain® material
and offer the lowest values for friction, noise
and wear. 70kg/m Depending ontheapplication,pleasecheckwithigus®
."
Up 100m travel pre-
assembled and ready to
install
Automated storage/retrieval system with
system and chainflex® cables travel
lengthsupto80mandspeedofv=4. travel 600m 800m
v max 10m/s
a max 50m/s2 Depending ontheapplication,pleasecheckwithigus®
Fill weight max. Principle sketches are shown
on this page. Important: When assembling
the trough parts, the following points must be
More information www. The height the trough must at
least twice that the e-chain® height. They are optimally matched the e-chain® material and offer the
lowest values for friction, noise and wear (Illustration the right, orange with the new high-speed
glide bar, super aluminium trough series 973/974/975)
Long travel "off the reel.48
Source: igus® lab
Technical data gliding applications
Max
