Arthro_CMM
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Transcript of Arthro_CMM
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(CMM) ,
(CoordinateMeasuring Machines) CMM , 40 , .
, CMM : ,
- (scanning) CAD /
(reverse engineering), - - . , CMM.
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, , , , CMM . , :
. , 0,5 x 0,5 x 0,7 CMM Lockheed Martin o 40 x 6 x 3,5 .
. (bridge type) (. 1), gantry, , (single, dual horizontal arm), (articulating arm) ..
. (contact measurement) (touch trigger probe) (laser probes, video probes .) (non contact measurement). , CMM , .. (DCC Direct
Computer Control), ...
1. CMM (bridg CMM 1, CMM.
e type)
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. , . --, (displacement transducers)
(optical linear scales) (tip) . (pitch & roll angles)
(jog box) / . , (, , ) . , . / , , . (3D CAD model) , ( .. iges, step ) . CMM (measuring accuracy) (m) ISO 10360 2 . U = A + L / B, , L mm, .. 1, 0,7 x 0,7 x 0,5 : U (m) = 3 + L (mm) / 250. , .. CMM
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CMM . :
, ANSI / ASME Y 14.5 M(Geometric Dimensioning and Tolerancing, GD&T)
, .
CAD (Statistic Process Control, InProcess measurement )
, CMM : , CMM .
, :
(70 90 %) (
)
( , ),
(.. roundness, runout ), CMM
(, ) Go No Go (gages)
. CMM .
, QControl
Sakis YannelisStamp
Sakis YannelisStamp
Sakis YannelisStamp
Sakis YannelisStamp