VIM use the lower right 4 keys

#IfWinActive ahk_class Vim CapsLock::send {
    F7}
RAlt::NumpadAdd
RWin::NumpadSub
AppsKey::NumpadMult
RCtrl::NumpadDiv
; Targeted only vim key , With the help of the keypad , To control 
;<kPlus><kMinus><kMultiply><kDivide>
; then vim These can be used to map .
#IfWinActive

vim You can use it <kPlus> When the mapping comes !
perfect !