Lapping of ultra precision ball surfaces Part I Concentric V
DOI / Corpus ID 109170443; Lapping of ultra precision ball surfaces Part I Concentric V groove lapping system article{Lee2006LappingOU title={Lapping of ultra precision ball surfaces
DOI / Corpus ID 109170443; Lapping of ultra precision ball surfaces Part I Concentric V groove lapping system article{Lee2006LappingOU title={Lapping of ultra precision ball surfaces
To study the lapping process and sphere shaping mechanism of ceramic ball under Dual Rotating Plates DRP lapping mode and reduce the experiment trails a simulation method utilising the section dividing conception that special surface is divided into zones by latitude circles and longitude circles with certain step lengths and the lapping process is
Yuan J Chen L Zhao P Study on sphere shaping mechanism of ceramic ball for lapping process Key Engineering Materials 2004 259 260 195 200 [13] Umehara N Kato K Magnetic fluid grinding of advanced ceramic balls Wear 1996 200 1 2 148 153
Residual tensile stress is present in the surface of silicon nitride ceramic balls after lapping; the larger is the load that is impressed on a single ball the larger is the amplitude of the residual tensile stress and the smaller is the abrasive particle the stronger is the trend of plastic deformation and the larger is the amplitude of the
The top plate which has a flat lapping surface is stationary Ceramic balls are lapped between the top plate and the V groove of lower plate Fig 2 Because of the eccentricity between the centre of circular V groove and the rotational axis
To study the lapping process and sphere shaping mechanism of ceramic ball under DRP lapping mode and reduce the experiment trails a simulation method utilising the section dividing conception that special surface is divided into zones by latitude circles and longitude circles with certain step lengths is used To study the lapping process and sphere
The method of lapping precision ball with variable radius groove is developed in recent years An experimental study on lapping ceramic balls with variable radius groove was carried out
3 Spherical Lapping & Ball Polishing The existing methods for polishing spherical balls and cups may compromise their roundness Machines currently employed for this purpose exhibit a failure rate ranging from 10% to 20% Ceramic and Cobalt Chrome simple fixture designs accommodating various product styles critical parts made from
Theoretical and experimental study of ceramic balls lapping with eccentric plates and eccentric V groove MR Darmiyani H Amirabadi M Khosravi The International Journal of Advanced Manufacturing Technology 116 3417 3430 2021 2 2021 Employing Nelder
between the balls and lapping plates and the ball spin angle will change all the time Fig 2 Schematic of experimental lapping apparatus 1 DC motor and gearbox combination 2 Pulleys and belt 3 Flange shaft 4 Lower lapping plate 5 Ceramic ball being lapped 6 Top lapping plate 7 Lapping fluid collection tank 8 Lapping fluid tray 9 Magnetic stirrer
1 The polishing process of advanced ceramic balls using a novel eccentric lapping machine J Kang a M Hadfield b aSchool of Engineering and Design Brunel University UK b School of Design Engineering & Computing Bournemouth University UK Abstract The finishing process of advanced ceramic balls can be divided into two steps The first step is
A study on the lapping of ceramic ball In Surpace Treatment IV—Computer Methods and Experimental Measurements Assisi Italy 1999 pp 389 398 Computational Mechanics Publications Southampton
This paper aims to obtain the best shape accuracy evaluation algorithm for silicon nitride ceramic balls after lapping and to extract the initial signal of the ball surface to improve the accuracy and reliability of the algorithm The research methods of this paper are as follows Firstly an analysis of the uniform envelope of the lapping trajectory of ceramic balls is
Silicon nitride ceramic balls are the key basic components of bearings in major equipment Their key performance indices are accuracy and batch consistency A grinding method with the most appropriate comprehensive performance is the basis and guarantee for optimizing these performance indices In this study an accurate wear model was established
4 The Kemet Spherical Lapping Machine laps and polishes pre machined spherical balls and cups to a mirror finish with the capability of achieving roundness better than below 3 microns Features & Benefits 6 motors all with independent variable speed to provide complete control; Size 1600 W x 820 D x 2500 H mm
Kurobe T Kakuta H Onada M Spin angle control lapping of balls 1 st report J Japan Soc Precis Eng 1996; 62 1773 1777 [5] Kurobe T Kakuta H Onada M Spin angle control lapping of balls 2 nd report J Japan Soc Precis Eng 1997; 63 726 730 [6] Kang J Hadfield M A novel eccentric lapping machine for finishing advanced ceramic balls
In order to improve the lapping precision and efficiency of ceramic balls researchers have developed a series of lapping methods such as magnetic fluid MF grinding [3 4] magnetic fluid
The method of lapping precision ball with variable radius groove is developed in recent years An experimental study on lapping ceramic balls with variable radius groove was carried out Taguchi method was used to design the orthogonal experiment of rough lapping and the material removal rate MRR and the roundness were selected as evaluation indicators
Yuan J Chen L Zhao P Chang M Xing T Lv B 2004 Study on sphere shaping mechanism of ceramic ball for lapping process Key Eng Mater 259 260 195 200 Article Google Scholar Zhao P Guo W Feng M Lyu B 2013 A novel lapping method for high precision balls based on variable radius V groove
DOI /S0007 8506 07 62476 7 Corpus ID 109997599; Proposal of New Lapping Method for Ceramic Balls article{Ichikawa1993ProposalON title={Proposal of New Lapping Method for Ceramic Balls} author={Shigeki Ichikawa and Hiroshi Ona and Isamu Yoshimoto and Akira Kobayashi} journal={Cirp Annals manufacturing Technology} year={1993} volume={42}
