Search
Search Results
-
Experimental and numerical analysis on bulge forming process of GH4738 thick-walled ring
Ring rolling technology is widely used in the production of GH4738 aerospace rings, but the ring produced by ring rolling often has the phenomenon of...
-
Vector fields for five-axis machining. A survey
Toolpath generation (TPG) for multi-axis milling machines using vector fields (VF) and vector field analysis (VFA) is becoming increasingly popular...
-
Analytical modeling of machining-induced residual stresses in milling of complex surface
The distribution of residual stresses has a significant effect on fatigue life in milling process. In previous works, the predicted model of residual...
-
Clean-up tool path generation for combinatorial surfaces based on cutter center point of fillet boundary
The fillet is a typical transitional form for a region with a common edge between combinatorial surfaces of blisk parts, and the processing quality...
-
Generation of Envelo** Surfaces: General Consideration
General consideration of generation of envelo** surface is presented in this chapter of the book. The consideration begins with the analysis of...
-
Geometry of Life
Large animals have greater total metabolic activity than small animals, but the specific metabolic rate (i.e., the metabolic rate per unit mass) is...
-
A novel convex hull method for optimum multi-point 5-axis tool positioning for machining of complex sculptured surfaces
The Point-In-Convex-Hull-Control (PICHC) method is presented for the calculation of the optimum tool orientation during the 5-axis simultaneous CNC...
-
An efficient multipoint 5-axis tool positioning method for tensor product surfaces
In this work, a robust tool-drop algorithm coupled with the bisection method is used to speed up the computations in the drop and tilt method (DTM),...
-
The Second Scientific Age: From Galileo to Today
In this chapter, the initially slow and then increasingly rapid awakening of the second scientific age, which goes from Galileo to the present day,...
-
-
Worm Gears
In this chapter, the geometry of the various types of worms and corresponding worm wheelsWorm wheel(s) or wormwheel(s) is first described and short...
-
Sliding bifurcation research of a horizontal–torsional coupled main drive system of rolling mill
Sliding bifurcation of a horizontal–torsional coupled main drive system of rolling mill along with the change of mixed friction coefficient under the...
-
Numerical implementation of drop and tilt method of five-axis tool positioning for tensor product surfaces
The Drop and Tilt tool position method for five-axis machining positions a toroidal tool to have two points of contact with a tensor product Bézier...
-
Drop and tilt method of five-axis tool positioning for tensor product surfaces
The drop and tilt tool positioning method for five-axis machining with a toroidal tool positions the toroidal tool to have two points of contact with...
-
Intelligent Dual Curve-Driven Tool Path Optimization and Virtual CMM Inspection for Sculptured Surface CNC Machining
This paper investigates the profitability of a dual-curve driven surface finish tool path under the concept of optimizing crucial machining...
-
The edge–torus tangency problem in multipoint machining of triangulated surface models
This paper presents a method for computing the tangency between an edge and a torus. This tangency is used in positioning a toroidal tool on an edge...
-
Tool positioning method for achieving double-point contact in flank milling of a concave surface with a barrel cutter
This paper presents a novel tool positioning method for flank milling with a barrel cutter. It can be used to compute the tool position, at which the...
-
An approach on wheel position and orientation calculation for helical broaching tool sharpening
Helical chip gullets play a crucial role in the performance of broaching tool. Well-sharpened helical rake flanks, which require accuracy of rake...
-
An improved positioning method for flank milling of S-shaped test piece
Accuracy detection for five-axis numerical control (NC) machine tools that can truly reflect their practical machining precision is of crucial...
-
Longitudinal bending deformation analysis of sheet metal in continuous roll forming process
Development of flexible forming is crucial for manufacturing three-dimensional sheet metal parts. In this paper, continuous roll forming (CRF) is...