Rotating shuttle positioning hook adjusting and positioning device and sewing machine

• Main Authors: LIU ZHENGYU, OKU SATOSHI, XU LINRONG, HONG ZHIMIN, LI JIAHAO, LIN JIANGANG, LI BAOQING
• Format: Patent
• Language: Chinese; English
• Published: 25.07.2023
• Subjects: EMBROIDERING; SEWING; TEXTILES; TUFTING

The utility model provides a rotating shuttle positioning hook adjusting and positioning device which is characterized in that an inner shuttle frame is provided with an adjusting and positioning groove and a needle falling groove, the left side wall and/or the right side wall of the needle falling groove are/is provided with a needle protecting surface, and the needle protecting surface is provided with an inclined section; the adjusting and positioning device comprises a connecting part and an adjusting part, the connecting part is movably connected into the sewing machine and can move in the front-back direction, and a positioning hook clamped with the adjusting and positioning groove is arranged on the connecting part; the adjusting part is used for accurately determining the position of the positioning hook and adjusting the left-right width of the working gap located under the machine needle. The utility model further provides the sewing machine which comprises the adjusting and positioning device. The