www.public4you.fora.pl
Forum gazetki blogowej The Public.
FAQ
Szukaj
Użytkownicy
Grupy
Galerie
Rejestracja
Profil
Zaloguj
Forum www.public4you.fora.pl Strona Główna
->
More about us
Napisz odpowiedź
Użytkownik
Temat
Treść wiadomości
Emotikony
Więcej Ikon
Kolor:
Domyślny
Ciemnoczerwony
Czerwony
Pomarańćzowy
Brązowy
Żółty
Zielony
Oliwkowy
Błękitny
Niebieski
Ciemnoniebieski
Purpurowy
Fioletowy
Biały
Czarny
Rozmiar:
Minimalny
Mały
Normalny
Duży
Ogromny
Zamknij Tagi
Opcje
HTML:
TAK
BBCode
:
TAK
Uśmieszki:
TAK
Wyłącz HTML w tym poście
Wyłącz BBCode w tym poście
Wyłącz Uśmieszki w tym poście
Kod potwierdzający: *
Wszystkie czasy w strefie EET (Europa)
Skocz do:
Wybierz forum
O FORUM
----------------
Statute
Notices
Problem
FORUMOWICZE
----------------
I'm new!
More about us
BLOGGOWANIE
----------------
Our blogs
Favorites
News and gossips
Your notice
The best blogs!
Your opinion
The Web
Quickly!
Competitions
News
Questions
GAZETA THE PUBLIC
----------------
Questions to redactors
Ideas
Actions The Public
News- The Public
Articles- your idea
Questionnaire
NASZE ŻYCIE
----------------
My problem- girls
My problem- boys
Life- problems
My talents
All about me
WRZUĆ NA LUZ
----------------
Graphic
Play with us!
Offtopic
Old propositions
Reading and watching
Humor
ShoutBox
----------------
ShoutBox
Przegląd tematu
Autor
Wiadomość
njlpkhgea
Wysłany: Czw 6:52, 07 Kwi 2011
Temat postu: Dynamic test _530 Spindle Error
Dynamic test Spindle Error
flcos7 + acosasinY equation ( 6 ) into two parts :, 5,,,, D + ten w ¹是,, SSooCC mouth one by one 6 )) is是,, Z 2 Liang Shuqing . Such as : dynamic test Spindle Error 23 , () a , . (+) A, 1 ():: 6A, sin (wA +) (7) c ,
mbt laarzen
, ( ) a (A, a 2, .) (kff +) A, 2 () a O (8) (7) is the eccentric exercise (8) as an error of movement. Measuring eccentricity e and a straight ball movement amplitude errors were : P a 6A, a ,, oi-a-D, / n + b2-2abIsin (a one LU ) I returned xoy coordinate system, measuring the eccentricity of the ball movement As : z () a ecos (kW +),+)( 9) Y () a esin (kW +),+) time error motion is: 5'1 () a lcosTcos (kW +) (10) 5'1 () A 5'1sinYcos (kW +) is subtracted from the measured signal the eccentric exercise can be an error motion contains a complete axis including the error motion : a z fifteen (I o, 1, ..., N a 1) ( 11) () a) I ( ) 4 experimental test of the flotation test system using the three speed shaft to the radial error of the test , the test results shown in Table 1 ( pressure of 0.35MPa, record laps 4 laps). The results in Table 1 Experiment 2 Experiment 3 Experiment 1 a 450. N a 256 a 700. N = 280 for a 1100. N a 290 error number error number error number AlumAlumA/pm10.3185610.3102410.2902820.3210120.3054620.2983530.3180030.3061830.2898240.3246840.3112O40.2905650.3158250.3065650.29012 Note: For speed ( r / min); N is the number of sampling points . 5 Conclusion successfully through the fitting accuracy of the data processing of the spindle , eliminating the eccentric at the same time , retained the spindle error motion and speed of movement with the frequency of an error , can reflect the spindle error motion . Experimental verification , the text of the test system can accurately measure the spindle rotating accuracy , which is to improve machine tool accuracy, and ensure the quality of mechanical products with practical significance.
fora.pl
- załóż własne forum dyskusyjne za darmo
Powered by
phpBB
© 2001, 2005 phpBB Group
deoxGreen v1.2 // Theme created by
Sopel stylerbb.net
&
programosy.pl
Regulamin