Workshop dust removal system

The invention provides a workshop dust removal system which comprises a box body, an installation partition plate is fixedly installed in the box body to divide the box body into an upper cavity and a lower cavity, an inner supporting cylinder is installed on the installation partition plate, the upper end of the inner supporting cylinder communicates with the upper cavity, and a plurality of communicating holes communicating with the lower cavity are further formed in the inner supporting cylinder; the dust removal cloth bag detachably surrounds the inner supporting cylinder and covers all the communicating holes; the dust hopper is fixedly connected with the box body and is communicated with the lower chamber, and the lower end of the dust collecting bag extends into the dust hopper; the dust shaking assembly comprises a driving motor and a knocking block which runs along with the driving motor and is used for knocking the end part, positioned in the dust hopper, of the dust removal cloth bag; the leading-i