语句：lipo -create "真机IJKMediaFramework路径" "模拟器IJKMediaFramework路径" "存放路径合并后的名字" 

例子：合并IJKMediaFramework 

lipo -create "/Users/Apple/Library/Developer/Xcode/DerivedData/IJKMediaPlayer-fhpjoitxsryvbuckkvsrdmmdliqc/Build/Products/Release-iphoneos/IJKMediaFramework.framework/IJKMediaFramework" "/Users/Apple/Library/Developer/Xcode/DerivedData/IJKMediaPlayer-fhpjoitxsryvbuckkvsrdmmdliqc/Build/Products/Release-iphonesimulator/IJKMediaFramework.framework/IJKMediaFramework" -output "/Users/Apple/Library/Developer/Xcode/DerivedData/IJKMediaPlayer-fhpjoitxsryvbuckkvsrdmmdliqc/Build/Products/IJKMediaFramework"

亲测可以合并，祝君成功。