I found that this reads, Nai An Si Qin. It is part of a verse in old Chinese which is difficult to understand in modern Chinese. As far as I get it means about: this is for lying down.
No, there is no date or anything. With beds or furniture there is nothing such, usually.
Feb 03, 2012
... by: Margarida Dias
The problem is there no more characters. Is a pannel on a Ancient Chinese Bed. Does any character mean a date or a year?