Results 21 to 30 of about 913,825 (275)

Sub-surface damage issues for effective fabrication of large optics [PDF]

open access: yes, 2008
A new ultra precision large optics grinding machine, BoX®has been developed at Cranfield University. BoX®islocated at the UK's Ultra Precision Surfaces laboratory at the OpTIC Technium.
P. Morantz   +13 more
core   +1 more source

Grinding metre scale mirror segments for the E-ELT ground based telescope [PDF]

open access: yes, 2011
The next generation of ground based telescopes require many hundreds of metre scale off-axis mirrors. In this paper the grinding of a 1.45m scale Zerodur® mirror segment for the European Extremely Large Telescope (E-ELT) is introduced.
P. Shore   +7 more
core   +1 more source

Interference analysis and ultra-precision grinding technology of hemispherical resonator curved surface machining

open access: yesJin'gangshi yu moliao moju gongcheng, 2022
As the core device of the hemispherical resonator gyroscope (HRG), the processing accuracy and the surface quality of hemispherical resonator directly affect the working accuracy and the service life of HRG.
Henan LIU   +4 more
doaj   +3 more sources

Factors Affecting Plunge Grinding Force [PDF]

open access: yes, 1980
Grinding force has a close relation to grinding inputs such as grinding wheel, work material, interference condition, grinding speed, grinding fluid and machine condition, and therefore varies widely with grinding inputs.
Nakajima, Toshikatsu, Uno, Yoshiyuki
core   +1 more source

Quantitative correction method for the grinding errors of cycloidal gears in precision reducer

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2020
The motion accuracy of a precision reducer mainly depends on the transmission quality of the cycloid-pin gear, which is determined by the grinding accuracy of the cycloidal gear. The poor meshing characteristics caused by grinding errors in the cycloidal
Tianxing LI   +4 more
doaj   +1 more source

Precision grinding technology of diamond abrasive tools based on grinding method

open access: yesJin'gangshi yu moliao moju gongcheng, 2021
In this experiment, the technology of grinding diamond abrasive tool with complex profile by grinding method is studied. The typical complex diamond tools are grinded by the method of combination of shape and surface with the optical image grinder.
CUI Zhongming   +4 more
doaj  

CVD matching analysis of worm grinding and dressing roller based on sector concentric-ring model

open access: yesJin'gangshi yu moliao moju gongcheng
Objectives: As the core component of major equipment, the tooth surface accuracy of gears is ultimately guaranteed by the gear grinding process. The electroplated worm grinding roller is an indispensable precision machining tool for dressing worm ...
Laigui LEI   +7 more
doaj   +1 more source

Adaptive belt precision grinding for the weak rigidity deformation of blisk leading and trailing edge

open access: yesAdvances in Mechanical Engineering, 2017
Blisk is an important component for the aero-engine, whose surface quality plays a significant role in its performance. So it is necessary to develop a novel and viable method to improve the blisk leading and trailing edge profile shape precision and ...
Guijian Xiao, Yun Huang
doaj   +1 more source

Soft Compensation for CNC Crankshaft Grinding Machine Tool

open access: yesAdvances in Mechanical Engineering, 2013
Wear and deformation CNC grinding machine tool, will be aggravated over time ofwhich will influence the manufacturing precision. To reduce the effect, the soft compensation method by modifying NC instruction was put forward to maintain the manufacturing ...
Yongjun Liu, Jinwei Fan, Wei Miao
doaj   +1 more source

Review of Research on Tooth Surface Error Control of Large CNC Gear Form Grinding

open access: yesJixie chuandong, 2022
Compared with the worm wheel gear grinding,gear form grinding is suitable for high efficiency grinding of large diameter and large modulus gears,despite difficulties concerning with grinding precision control,precise modification of tooth profile and ...
Zhiwei Chen   +3 more
doaj  

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