The utility model discloses a gravity separation and beneficiation device for a seaside titanium-zirconium placer shaking table. Bearing plate, the front surface of the bearing plate is fixedly connected with a primary shaking table; the top of the first-stage shaking table is communicated with a raw material feeding pipe, a second-stage shaking table is arranged on the front face of the bearing plate and located at the bottom of the first-stage shaking table, a first pipeline is arranged between the first-stage shaking table and the second-stage shaking table, the right side of the second-stage shaking table is communicated with a second pipeline, and the right side of the second pipeline is fixedly connected with a first sleeve. According to the utility model, the bearing plate, the first-stage shaking table, the raw material feeding pipe, the first pipeline, the second-stage shaking table, the second pipeline, the first sleeve, the third pipeline, the fourth pipeline, the third-stage shaking table, the concentrate discharging pipe, the fifth pipeline, the second sleeve, the sixth pipeline, the seventh pipeline, the fourth-stage shaking table and the tailing discharging pipe arematched for use; the problem that an existing ore dressing device is high in use cost is solved.