Auxiliary thread clamping mechanism of sewing machine

Abstract

The invention discloses an auxiliary thread clamping mechanism of a sewing machine. The auxiliary thread clamping mechanism comprises a mounting structure, an auxiliary thread clamping structure and athread roller structure. The mounting structure comprises a mounting plate, a first fixing structure is arranged on the mounting plate, a U-shaped sliding groove is fixedly formed at the bottom sideof the mounting plate, a sliding plate is slidably connected to the interior of the U-shaped sliding groove, a supporting plate is fixedly arranged at the bottom side of the sliding plate, and a limiting structure is arranged at the position, located at the left of the sliding plate, of the bottom side of the mounting plate; and the auxiliary thread clamping structure comprises a first installation column, a baffle ring is fixedly arranged on the side face of the first installation column, a thread limiting structure is arranged on the side face of the baffle ring, and a thread clamping blockis connected to the position, located on the outer side of the baffle ring, of the side face of the first installation column through a bearing. The auxiliary thread clamping mechanism of the sewing machine is simple in structure, the clamping force of the thread clamping mechanism can be adjusted, use is convenient, in addition, the wire clamping mechanism can be rapidly installed, and disassembly and maintenance are facilitated.

Description

technical field [0001] The invention relates to the technical field of sewing machine auxiliary thread clamping, in particular to a sewing machine auxiliary thread clamping mechanism. Background technique [0002] A sewing machine is a machine that uses one or more sewing threads to form one or more stitches on the sewing material to interweave or sew one or more layers of sewing materials. The sewing machine can sew cotton, hemp, silk, wool , artificial fiber and other fabrics and leather, plastic, paper and other products, the stitches are neat and beautiful, flat and firm, the sewing speed is fast, and it is easy to use, and it is derived from art forms such as hand-push embroidery and computer embroidery. , there are certain requirements for the tension of the wire, but the existing wire clamping device has a complicated structure, and the clamping force cannot be adjusted, so it is inconvenient to use, and cannot be installed quickly, and is not convenient for maintenan...

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Problems solved by technology

[0002] A sewing machine is a machine that uses one or more sewing threads to form one or more stitches on the sewing material to interweave or sew one or more layers of sewing materials. The sewing machine can sew cotton, hemp, silk, wool , artificial fiber and other fabrics and leather, plastic, paper and other products, the stitches are neat and beautiful, flat and firm, the sewing speed is fast, and it is easy to use, and it is derived from art forms such as hand-push embroidery and computer embroidery. , there are certain requirements for the tension of the thread, but the structure of the existing thread clamping device is complicated, and the clamping force cannot be adjusted, so it is inconvenient to use, and it cannot be installed quickly, and it is not easy to maintain

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