Rapid Prototyping Journal,
Journal Year:
2024,
Volume and Issue:
31(11), P. 13 - 39
Published: Dec. 10, 2024
Purpose
This
paper
aims
to
investigate
how
the
build
orientation
simultaneously
affects
tensile
properties,
geometrical
measurements
and
surface
roughness
in
material
extrusion
(MEX)
produced
parts.
Design/methodology/approach
An
extensive
experimental
campaign
was
designed
carried
out
elucidate
relationship
between
rotation
angles
(input),
defining
part
within
volume,
(output)
variables
measured
by
using
3D
models
reconstruction,
tester
testing
machine.
Response
methodology
is
used
capture
trend
of
each
output
relative
input,
while
principal
component
analysis
identify
relationships
among
outputs,
providing
a
holistic
understanding
influences
mechanical
characteristics.
Findings
The
study
reveals
that
significantly
nearly
all
variables,
with
pronounced
dependency
on
out-of-plane
angle.
A
key
finding
inverse
correlation
strength
both
roughness.
indicates
optimizing
can
enhance
minimizing
defects.
Originality/value
research,
newer
addition
existing
literature,
contributes
field
additive
manufacturing
(AM)
offering
an
innovative
interaction
geometric
precision
relation
orientation.
It
enhances
MEX
processes
provides
valuable
insights
into
orientation,
thereby
improving
competitiveness
AM
over
traditional
production
methods.
Decision Making Advances,
Journal Year:
2024,
Volume and Issue:
2(1), P. 32 - 47
Published: Jan. 5, 2024
The
advent
of
Industry
4.0
has
triggered
a
profound
transformation
in
manufacturing
and
supply
chain
management,
necessitating
the
adaptation
supplier
selection
processes
to
this
evolving
technological
landscape.
This
comprehensive
review
paper
places
significant
focus
on
role
multi-criteria
decision-making
(MCDM)
methodologies
emerging
trends
context
within
4.0.
It
underscores
critical
importance
effective
achieving
operational
excellence
bolstering
resilience
new
era,
exploring
challenges
opportunities
presented
by
advances
such
as
Internet
Things,
big
data
analytics,
artificial
intelligence,
advanced
techniques.
looks
into
theoretical
underpinnings
MCDM
techniques,
highlighting
their
suitability
for
addressing
complex,
multi-dimensional
criteria
associated
with
selection.
As
valuable
resource,
study
caters
researchers,
practitioners,
decision-makers
navigating
intricate
landscape
dynamic
area
4.0,
emphasizing
pivotal
ever-evolving
dynamics
shaping
digital
age.
Journal of Materials Research and Technology,
Journal Year:
2024,
Volume and Issue:
30, P. 672 - 684
Published: March 21, 2024
The
advantages
of
field-assisted
laser
additive
manufacturing
in
optimizing
microstructure
and
performance
are
increasingly
recognized.
Recently,
we
investigated
the
effects
acoustic
field
(AF)
assisted
powder
bed
fusion
(LPBF)
on
mechanical
properties
316L
stainless
steel
(SS)
SS/WC
composite
materials.
Due
to
streaming
cavitation,
LPBF
achieved
optimized
properties.
Building
our
previous
research
AF-assisted
LPBF,
introduced
magnetic
(MF)
compound
(MF+AF)
study
their
SS,
1
wt%
3
WC/316L
SS.
Application
MF
induces
induced
currents
melt
pool
due
Thomson-Seebek
effect.
interaction
between
generates
thermoelectric
force
(TEMF)
convection
(TEMC),
which
inhibit
growth
columnar
grains
enhance
mass
heat
transfer
pool.
Compound
reduced
dislocation
density
refined
grain
size,
alleviated
concentration
distribution
orientation,
ultimate
tensile
strength
samples
reached
777
MPa
elongation
at
break
57.5%.
Interestingly,
for
both
resulted
a
decrease
performance,
with
strengths
as
low
677
elongations
25.1%.
This
is
because
affects
uniform
WC
particles,
causing
significant
agglomeration
severe
unmelted
defects
material,
leading
performance.
Journal of Manufacturing Technology Management,
Journal Year:
2025,
Volume and Issue:
36(9), P. 134 - 153
Published: March 4, 2025
Purpose
Manufacturing
companies
still
struggle
to
integrate
additive
manufacturing
(AM)
technologies
with
existing
traditional
technologies.
This
paper
explores
AM
technology
integration
into
a
global
company
from
an
operational
capability
perspective.
Design/methodology/approach
The
research
was
conducted
using
single
case
study
in
collaboration
heavy-duty
vehicle
manufacturer.
Data
were
collected
through
focus
group
and
interviews
representing
management
engineering
roles.
Additional
data
meetings,
documents,
field
notes
observations.
Subsequently,
the
analyzed
thematically.
Findings
findings
reveal
that,
despite
embarking
on
its
journey,
it
encountered
challenges,
including
cognitive
fixation,
situational
awareness,
ambiguous
ownership
make-or-buy
dilemma.
Furthermore,
showed
that
developed
capabilities
–
such
as
developing
proficiency
know-how,
continuous
use
of
technology,
practices
for
cross-collaboration
initiatives
business
cases
address
these
challenges.
A
facilitation
model
developed,
outlining
essential
actions
prioritized
short-term,
mid-term
long-term.
These
leverage
challenges
integration.
Originality/value
offers
in-depth
exploration
It
introduces
novel
application
theory
proposes
managers
academics
pursuit
achieving
