16
The device is built according to current state-of-
the-art technology and applicable regulations. The
device complies with the EU machinery directive,
harmonized standards, European standards
or the applicable national standards. This is
confirmed with a manufacturer’s declaration.
Relevant accident prevention regulations, generally accepted
safety-related rules, EU guidelines, other applicable standards
and country-specific regulations are also applicable.
Because linear units can be used in such a wide range of
applications, the ultimate responsibility and liability for appropriate
use lies with the end user.
This device creates an unavoidable residual risk for personal
injury and material damage. For this reason, every individual who
works on this device associated with the transport, assembly,
operating, maintenance and repair of the device, must receive
instruction and understand the potential dangers. The information
about mounting, start-up, maintenance and lubrication must be
understood and observed.
In addition, operating equipment poses a risk of injury due
to rotating or otherwise moving components. Due to moving
carriages, operational Linear Axis particularly pose an increased
crushing hazard, especially in connection with end position
dampers and limit switches. The user must carry out a detailed
machinery risk assessment to identify hazards to all operators with
signs or written codes of conduct which are compliant with any
local regulations. Alternatively, the user may eliminate or exclude
these residual risks to the greatest extent possible by employing
appropriate constructive measures.
The noise level can increase at high speeds, special applications
and at accumulation of more noise sources. The user must take
the appropriate protective measures.
Linear Axis start-up is prohibited until it can be established that
the machine or system in which it is mounted conforms to EU
machinery directives, harmonized standards, European standards
or applicable national standards.
NTN-SNR - Linear Axis and NTN-SNR- Linear tables are
fundamentally designated for linear movement as occurs during
positioning, synchronization, transport, palletizing, loading,
unloading, clamping, tightening, testing, measuring, handling
and manipulating components or tools. Type-specific load data
from the relevant catalogue documentation and/or NTN-SNR
supplementary technical calculations must be observed.
Furthermore, an operating temperature between –10°C to +75°C
must be adhered to.
Alternative or excessive use is considered improper use.
The manufacturer assumes no liability for resulting damages.
The user bears sole responsibility for all risks.
The Linear Axis may only be operated and serviced by individuals
familiar with the axis and who have been instructed in the dangers.
Special provisions can be made for applications (as example
food industry, clean room etc.) which deviate from the standard
modifications.
2.5
Coordinate system
The Linear Axis can be loaded by forces or torques.
The coordinate system (Figure 2.1) shows the forces acting in
the main load directions, the torques as well as the six degrees
of freedom.
Forces in the main load directions:
FX Movement force (X-direction)
FY Tangential load (Y-direction)
FZ Radial load (Z-direction)
Moments:
MX Torque in roll direction (rotation around the X-axis)
MY Torque in pitch direction (rotation around the Y-axis)
MZ Torque in yaw direction (rotation around the Z-axis)
2.3
Safety instructions
2.4
Intended use
Figure 2.1 ___ Coordinate system
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Страница 118: ...116 AXBG20__A AXBG20__B AXBG20__A AXBG20__B with cover plate on both sides Grease nipple on both sides Lubrication hole ...
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