Seed metering device for direct seeding of rice

The utility model belongs to the technical field of rice seeding, and particularly relates to a rice direct seeding seed metering device which comprises a main support, a plurality of rice seed boxes are fixedly connected to the main support, a seeding assembly is installed below the rice seed boxes and comprises a plurality of worm wheels, the tops of the worm wheels are rotationally connected with a connecting support, and the connecting support is connected with the main support. The two ends of the connecting support are fixedly connected with the main support. According to the utility model, through the matching of the worm gear and the worm, the seeding ports are sequentially rotated to the lower part of the rice seed box for seeding, so that the seeds can be relatively equivalently seeded, and the discharged seeds accurately fall to the ground through the threaded telescopic material guide pipe. 本实用新型属于水稻播种技术领域，具体的说是一种水稻直播排种器，包括总支架，所述总支架上固定连接有若干个稻种箱，所述稻种箱的下方安装有播种组件，所述播种组件包括若干个蜗轮，所述蜗轮的顶部转动连接有连接支架，所述连接支架