The utility model provides a sewing machine needle joint and belongs to the technical field of machines. According to the sewing machine needle joint, the problem that for an existing sewing machine needle joint, a machine needle is inconvenient to replace is solved. The sewing machine needle joint includes a joint body. The joint body comprises a connecting rod and a connecting base. A connecting part is arranged on the upper end face of the connecting base. A limiting block is inserted in the inner side of the connecting part, and the outer end of the limiting block extends out of the connecting part. A threaded hole is formed in the inner end face of the limiting block. An annular retaining shoulder is arranged on the outer side wall of the outer end of the limiting block, abuts against one end face of the connecting part and is fixedly connected with the connecting part through a plurality of screws. A cylindrical positioning sleeve is fixedly connected detachably to the outer side of the connecting part. The positioning sleeve and the connecting part are coaxially arranged. An annular retaining edge is arranged on the inner side of the positioning sleeve. The retaining shoulder is located between the retaining edge and the connecting part, and a plurality of springs enabling the positioning sleeve to have an upward movement trend are arranged between the retaining shoulder and the retaining edge. The sewing machine needle joint has the advantages that a machine needle is convenient to replace, and working is stable.