Tool path
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Path, feedrate and trajectory planning for free-form surface machining: A state-of-the-art review Open
Nowadays, free-form surfaces have been widely used in various industrial fields. They are usually machined by CNC machine tools, but recently have also begun to be manufactured by industrial robotic arm manipulators, thanks to low cost, la…
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Tool path pattern and feed direction selection in robotic milling for increased chatter-free material removal rate Open
Robotic milling becomes increasingly relevant to large-scale part manufacturing industries thanks to its cost-effective and portable manufacturing concept compared to large-scale CNC machine tools. Integration of milling processes with ind…
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Comparison of tool feed influence in CNC polishing between a novel circular-random path and other pseudo-random paths Open
A new category of circular pseudo-random paths is proposed in order to suppress repetitive patterns and improve surface waviness on ultra-precision polished surfaces. Random paths in prior research had many corners, therefore deceleration …
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Multi-Response Optimization of Face Milling Performance Considering Tool Path Strategies in Machining of Al-2024 Open
It is hypothesized that the orientation of tool maneuvering in the milling process defines the quality of machining. In that respect, here, the influence of different path strategies of the tool in face milling is investigated, and subsequ…
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Effects of the tool path strategies on incremental sheet metal forming process Open
This paper presents a numerical simulation of the incremental sheet metal forming (ISF) process, type single point incremental forming (SPIF). A finite element model (FEM) is developed by using the commercial FE code ABAQUS. An elasto-plas…
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Process Planning for the Fuse Deposition Modeling of Ankle-Foot-Othoses Open
Ankle-foot-orthosis (AFO) is a common assistive device orthoses to provide the support of the foot for users who have the drop foot syndrome. Custom AFOs offer better fit, comfort and functional performance than pre-fabricated ones. The 3D…
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Investigation of Thickness Variation in Single Point Incremental Forming Open
Incremental forming has great potential in manufacturing low volume, complex shapes. The process results in high local strains that are applied to the metal sheet, often exceeding the conventional formability limit. This paper is focused o…
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A Novel Slicing Strategy to Print Overhangs without Support Material Open
Fused deposition modeling (FDM) 3D printers commonly need support material to print overhangs. A previously developed 4-axis printing process based on an orthogonal kinematic, an additional rotational axis around the z-axis and a 45° tilte…
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Efficiency of Tool Path Optimization Using Genetic Algorithm in Relation to the Optimization Achieved with the CAM Software Open
The production efficiency has an important role for each manufacturing process, especially in the process of drilling a large number of holes, where production depends on the time required for drilling. The tool path optimization during th…
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Introducing a novel mesh following technique for approximation-free robotic tool path trajectories Open
Modern tools for designing and manufacturing of large components with complex geometries allow more flexible production with reduced cycle times. This is achieved through a combination of traditional subtractive approaches and new additive…
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Theoretical and Experimental Investigation of Surface Topography Generation in Slow Tool Servo Ultra-Precision Machining of Freeform Surfaces Open
Freeform surfaces are featured with superior optical and physical properties and are widely adopted in advanced optical systems. Slow tool servo (STS) ultra-precision machining is an enabling manufacturing technology for fabrication of non…
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Cutting force and machine kinematics constrained cutter location planning for five-axis flank milling of ruled surfaces Open
Five-axis flank milling has been commonly used in the manufacturing of complex workpieces because of its greater productivity than that of three-axis or five-axis end milling. The advantage of this milling operation largely depends on effe…
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Effects of cutting parameters and tool-path strategies on tool acceleration in ball-end milling Open
The determination of the cutting-parameter values that cause increases in vibration values is important to minimize the errors that can occur.Thus, the first aim of this study was to investigate the optimum cutting-parameter values and too…
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Tool path planning of hole-making operations in ejector plate of injection mould using modified shuffled frog leaping algorithm Open
Optimization of hole-making operations in manufacturing industry plays a vital role. Tool travel and tool switch planning are the two major issues in hole-making operations. Many industrial applications such as moulds, dies, engine block, …
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Investigation of Chip Thickness and Force Modelling of Trochoidal Milling Open
With the ever increasing pressure to reduce processing time and cost, researchers in machining have begun to develop a body of work centered around increasing the throughput of machining operations. While standard toolpaths exist, such as …
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Numerical Control Machine Optimization Technologies through Analysis of Machining History Data Using Digital Twin Open
In numerical control (NC)-based machining, NC data-based tool paths affect both quality and productivity. NC data are generated according to cutting conditions. However, NC data causing excessive cutting load can accelerate tool wear and e…
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Accuracy and Surface Quality Improvements in the Manufacturing of Ti-6Al-4V Parts Using Hot Single Point Incremental Forming Open
The present work focuses on the manufacturing of Ti-6Al-4V parts using hot single point incremental forming (SPIF), a non-conventional forming technology mainly oriented toward the fabrication of prototypes, spare parts, or very low volume…
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Multi-bead Overlapping Models for Tool Path Generation in Wire-Arc Additive Manufacturing Processes Open
Wire-arc additive manufacturing (WAAM) has received substantial attention in recent years due to the very high build rates. When bulky structures are generated using standard layer-by-layer tool paths, the build rate in the outer contour o…
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Observations on Heat Generated in Single Point Incremental Forming Open
The forming tool in single point incremental forming (SPIF) follows a path prescribed by CAM software. As the tool follows this path, thereby deforming the sheet, both friction and deformation occur generating heat. The effect of increasin…
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Effect of Tool-Path on Morphology and Mechanical Properties of Ti-6Al-4V Fabricated by Wire and Arc Additive Manufacturing Open
\nTi-6Al-4V components are widely used in aerospace industry. However, it’s not economic to manufacture them in traditional subtractive methods. Wire and arc additive manufacturing (WAAM) is a promising alternative technology for fabricati…
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Tool path generation of ultra-precision diamond turning: A state-of-the-art review Open
With the increasing market demand for optical complex surface parts, the application of multi-axis ultra-precision single-point diamond turning is increasing. A tool path generation method is very important to decrease manufacturing time, …
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A tool path patching strategy around singular point in 5-axis ball-end milling Open
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Iso-Planar Feed Vector-Fields-Based Streamline Tool Path Generation for Five-Axis Compound Surface Machining With Torus-End Cutters Open
This paper presents a new vector-field-based streamline smoothing method in the parametric space and a tool orientation optimization technique for five-axis machining of complex compound surfaces with torus-end cutters. Iso-planar tool pat…
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Turning-angle optimized printing path of continuous carbon fiber for cellular structures Open
This paper presents an algorithm to compute optimized toolpaths to print thin-walled cellular structures with continuous carbon fiber. The input cellular structure is usually represented by a graph G, and the requirements to ensure high qu…
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Minimizing airtime by optimizing tool path in computer numerical control machine tools with application of A* and genetic algorithms Open
Research on tool path planning has been limited to minimize airtime by optimizing tool travel path in one machining plane without obstacles. To address this limitation, a method for tool path optimization that exploits A* and genetic algor…
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Integrating a New Software Tool Used for Tool Path Generation in the Numerical Simulation of Incremental Forming Processes Open
In the incremental sheet forming simulation, finite element modelling typically was used to anticipate material behaviour, predict deformation forces, thickness reduction or to identify other information.Because the forming tool motions ar…
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Optimisation of tool path shape in trochoidal milling using B-spline curves Open
In recent years, trochoidal milling has become greatly widespread since it provides high productivity and long tool life, especially when cutting difficult-to-machine materials. Numerous studies have dealt with the analytical description a…
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Automated Process Planning System for End-Milling Operation by CAD Model in STL Format Open
A method for extracting the machining region from a 3D CAD model in Standard Triangulated Language (STL) format and automatically generating a tool path is proposed. First, a method is proposed for extracting the machining region and obtai…
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General Model of Tool Path Problem for the CNC Sheet Cutting Machines Open
The formalization of the tool path problem for the CNC sheet metal/material cutting equipment is considered. General model of tool path problem for laser/plasma/gas/water-jet machines is offered. Model uses the term “the basic cutting segm…
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An Analytical Approach to Cutter Edge Temperature Prediction in Milling and Its Application to Trochoidal Milling Open
Cutter edge temperature in milling is an important factor to cutter life. With high cutting speed and feedrate, the cutting efficiency is high; however, the cutter edge temperature is high, shortening the cutter life. Therefore, it is nece…