scholarly journals Milling Machine Error Modelling and Analysis in the Machining of Circular-Arc-Tooth-Trace Cylindrical Gears

2020 ◽  
Vol 44 (4) ◽  
Author(s):  
Yang Wu ◽  
Li Hou ◽  
Dengqiu Ma ◽  
Yongqiao Wei ◽  
Lan Luo
2010 ◽  
Vol 37-38 ◽  
pp. 623-627 ◽  
Author(s):  
Jin Zhan Su ◽  
Zong De Fang

A fourth order transmission error was employed to improve the stability and tooth strength of circular-arc curvilinear cylindrical gears. The coefficient of fourth order polynomial curve was determined, the imaginary rack cutter which formed by the rotation of a head cutter and the imaginary pinion were introduced to determine the pinion and gear tooth surfaces, respectively. The numerical simulation of meshing shows: 1) the fourth order transmission error can be achieved by the proposed method; 2) the stability transmission can be performed by increasing the angle of the transfer point of the cycle of meshing; 3) the tooth fillet strength can be enhanced.


1966 ◽  
Vol 9 (33) ◽  
pp. 200-208 ◽  
Author(s):  
Akira ISHIBASHI

2007 ◽  
Vol 359-360 ◽  
pp. 554-558 ◽  
Author(s):  
Zi Qiang Zhang ◽  
Yong Chao Ge ◽  
Zhi Dan Zheng ◽  
Shao Bo Chen

In grinding of grooved cam, the programming for NC machining can’t directly be accomplished according to track curve of roller center in working drawing because the diameter of wheel becomes smaller than diameter of cam’s follower roller after wheel dressing. Track curves of wheel center are equidistant curves of the track curve of roller center and they can be gained by equidistant offset. But track curves of wheel center can’t be gained by equidistant offset for grooved cam with discretional plane curve profile, due to the profile including aspheric curves whose equations are usually unknown. To solve above problem, circular arc approximation for the aspheric curve part was realized by using Approximate Double Circular Arc Interpolated Method (ADCAIM), then equidistant offset of circular arcs was carried out by “offset” way, and consequently track curves designed for wheel center of any diameter can expediently be gained on AutoCAD platform. Validation experiment of simulation grinding was fulfilled on a NC milling machine. The experiment results indicate: it is feasible to NC grind grooved cam with discretional plane curve profile using the method introduced in this paper for the example.


2016 ◽  
Vol 40 (4) ◽  
pp. 11-24 ◽  
Author(s):  
Qi Zhang ◽  
Li Hou ◽  
Rui Tang ◽  
Guang Wen

2011 ◽  
Vol 383-390 ◽  
pp. 1304-1309
Author(s):  
Cheng Jun Zhu ◽  
Qi Shu Qin ◽  
Peng Er Bao

CNC machine, especially CNC milling machine, is the main production equipment in the industries of machinery, iron and steel, automobile manufacturing and so on. However, the errors are the main constraints to the processing quality and the precision measurement of CNC machine. Based on the multi-body system theory, the article models the error of Siemens CNC milling machine. In terms of the analysis of the error model, it is argued that the processing precision of CNC milling machine can be improved through controlling and compensating the error in the process of installation and manufacturing.


2012 ◽  
Vol 433-440 ◽  
pp. 444-449
Author(s):  
Cheng Jun Zhu ◽  
Qi Shu Qin ◽  
Peng Er Bao

CNC machine, especially CNC milling machine, is the main production equipment in the industries of machinery, iron and steel, automobile manufacturing and so on. However, the errors are the main constraints to the processing quality and the precision measurement of CNC machine. Based on the multi-body system theory, the article models the error of Siemens CNC milling machine. In terms of the analysis of the error model, it is argued that the processing precision of CNC milling machine can be improved through controlling and compensating the error in the process of installation and manufacturing.


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