The Effect of Non-Measured Points on the Accuracy of the Surface Topography Assessment of Elements 3D Printed Using Selected Additive Technologies
Materials,
Journal Year:
2023,
Volume and Issue:
16(1), P. 460 - 460
Published: Jan. 3, 2023
The
paper
presents
the
results
of
research
aimed
at
evaluating
surface
topography
including
analysis
number
unmeasured
points
samples
3D
printed
using
four
additive
technologies
(i.e.,
PolyJet
Matrix,
fused
deposition
modeling,
selective
laser
sintering,
and
melting).
were
made
in
three
variants
location
on
printing
platform
printers.
Measurements
samples’
carried
out
a
Talysurf
CCI
Lite
optical
profilometer
PGI
1230
contact
profilometer.
percentage
non-measured
for
each
sample
parameters
determined.
Then,
complemented
corrected
recalculated.
In
addition,
to
perform
comparative
measurements,
was
measured
1230.
Preliminary
showed
that
measurement
sintering
technology
with
Taysurf
measuring
system
is
very
unreliable,
as
analyzed
higher
than
98%.
highest
accuracy
obtained
PJM
printer.
Language: Английский
Resolving Selected Problems in Surface Topography Analysis by Application of the Autocorrelation Function
Coatings,
Journal Year:
2022,
Volume and Issue:
13(1), P. 74 - 74
Published: Dec. 31, 2022
In
this
paper,
the
validity
of
application
an
autocorrelation
function
for
resolving
some
surface
topography
measurement
problems
was
presented.
Various
types
surfaces
were
considered:
plateau-honed,
honed
with
burnished
dimples,
ground,
turned,
milled,
laser-textured,
or
isotropic.
They
measured
stylus
and
non-contact
(optical)
methods.
Extraction
selected
features,
such
as
form
waviness
(defined
L-surface)
high-frequency
noise
(S-surface)
from
raw
data,
supported
function.
It
proposed
to
select
analysis
procedures
both
profile
(2D)
areal
(3D)
analysis.
Moreover,
applications
various
regular
(available
in
commercial
software)
methods,
least-square-fitted
polynomial
planes,
Gaussian
(regression
robust)
functions,
median
filter,
spline
approach,
fast
Fourier
transform
scheme,
evaluation
parameters
ISO
25178
standards.
Language: Английский