Существует, но в Visual Studio: MSMASK32.OCX.
Для переносимости приложения целесообразнее обрабатывать событие Change, при возникновении которого проверять введенный текст на IsDate:
MSDNIsDate Function

Returns a Boolean value indicating whether anexpression can be converted to a date.

Syntax

IsDate(expression)

The required expressionargument is aVariant containing adate expression orstring expression recognizable as a date or time.

Remarks

IsDate returns True if the expression is a date or is recognizable as a valid date; otherwise, it returns False. In Microsoft Windows, the range of valid dates is January 1, 100 A.D. through December 31, 9999 A.D.; the ranges vary among operating systems.