Results 31 to 40 of about 16,149 (200)

Measurement and Modeling of Spindle Thermal Error of Fiveaxis CNC Machine Tool with Double Turntable

open access: yesJournal of Harbin University of Science and Technology, 2019
In order to measure the thermal error of the spindle in the actual cutting process of CNC machine tools and optimize the output of the thermal error model, a method of measuring the thermal error of the spindle of machine tools by using the thermal test ...
LIU Xianli   +5 more
doaj   +1 more source

Fabrication of Edge Rounded Polylactic Acid Biomedical Stents by the Multi-Axis Micro-Milling Process

open access: yesApplied Sciences, 2020
This paper presents the first try to fabricate degradable polylactic acid (PLA) biomedical stents with round edges by the multi-axis micro-milling process. Conventionally biomedical stents are produced by laser processing.
Fuh-Yu Chang   +3 more
doaj   +1 more source

Tool Orientation Smooth Interpolation Algorithm for Five-axis CNC Machining

open access: yesJournal of Mechanical Engineering, 2013
Currently existing tool posture control methods can't ensure the smooth motion of tool orientation,which may result in discontinuity of velocity and acceleration of rotation axes and may bring about problems of low accuracy and rough surface.In order to solve these problems,a tool orientation smooth interpolation algorithm that can make velocity and ...
openaire   +1 more source

Improving the Dynamic Performance of Five-Axis CNC Machine Tool by using the Software-in-the-Loop (SIL) Platform [PDF]

open access: yes, 2015
The paper presents the development and implementation of a Software-in-the-loop (SIL) platform allowing the real-time simulation of the hybrid model of five-axis CNC machine tool which is implemented in SIMULINK.
Papananias, M.   +2 more
core  

Design methodology for smart actuator services for machine tool and machining control and monitoring [PDF]

open access: yes, 2011
This paper presents a methodology to design the services of smart actuators for machine tools. The smart actuators aim at replacing the traditional drives (spindles and feed-drives) and enable to add data processing abilities to implement monitoring and ...
Archimède, Bernard   +2 more
core   +3 more sources

Adaptive Positioning Repair Method for Aero-Engine Blades by Using Speckle Vision Measurement

open access: yesIEEE Access, 2020
The repair of damaged aero-engine blades has an extremely high economic value. Due to the complexity of the blade surface and various kinds of deformation during the lifetime, blade positioning in the repair process has always been one of the key ...
Jun Wu   +6 more
doaj   +1 more source

Design of a five-axis ultra-precision micro-milling machine—UltraMill. Part 1: Holistic design approach, design considerations and specifications [PDF]

open access: yes, 2009
High-accuracy three-dimensional miniature components and microstructures are increasingly in demand in the sector of electro-optics, automotive, biotechnology, aerospace and information-technology industries.
B Denkena   +25 more
core   +1 more source

Development and Validation of a Five-Axis CNC Machine Tool for Orthosis Mold Manufacturing

open access: yesЖурнал інженерних наук
This study aims to improve orthosis manufacturing by developing and validating a five-axis computer numerical control (CNC) machine tool to produce orthosis molds.
Obrovac K.   +3 more
doaj   +1 more source

A comparative study of using spindle motor power and eddy current for the detection of tool conditions in milling processes [PDF]

open access: yes, 2015
This paper investigates the use of the power of the driving motor of a CNC spindle in comparison to two perpendicular eddy current sensors for the detection of tool wear in milling processes. Monitoring the power through the current profile is a low cost
Abbass, JK, Al-Habaibeh, A
core   +1 more source

Optimization of roughing operations in cnc machining for rapid manufacturing processes [PDF]

open access: yes, 2013
This paper presents a method for optimizing roughing operations in CNC machining particularly for parts production through a subtractive rapid manufacturing process. The roughing operation in machining is primarily used to remove the bulk of the material
Case, Keith   +2 more
core  

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