This rare kanji has no clear standalone meaning. Treat its meaning as uncertain.
The exact historical development of 臵 is uncertain. It combines 至 and 各, but the original semantic and phonetic roles are unclear.
With 至 (arrive) and 各 (each), imagine each arrival being uncertain, reflecting the lack of a clear meaning.
For カク, picture a confused person arriving at each gate (各) and knocking: knock -> カク, but the meaning remains unclear.