Wrapped foot nail button sewing machine

Abstract

A sewing machine 1 with wind thread enabling button is provided with a needle vertical movement mechanism 10 vertically driving a needlebar 9 provided with a sewing needle 5 on a lower end part by an almost horizontally installed main shaft 7, a needle swing mechanism 11 swinging the needlebar in an X direction, a lower Y feed mechanism 50 driving a lower plate 56 to almost horizontally mount a lower button and a sewing material on an upper surface in a Y direction orthogonal to the X direction, an upper Y feed mechanism 30 driving a chuck part 90 holding an upper button in the Y direction, a button differential mechanism 70 driving an upper button holding part in a direction parallel to the X direction and a CPU 102 controlling the respective driving means. By the sewing machine 1, the upper button and the cloth (lower button) are respectively independently driven in the X and Y directions, which is capable of separately carrying a button and a cloth and coping with various kinds of sewing.

Description

technical field [0001] The invention relates to a thread-wound foot button sewing machine. Background technique [0002] In the past, the thread-winding foot button sewing machine that automatically sews buttons on the clothing material (hereinafter referred to as the button), and then wraps the sewing thread around the sewing thread (hereinafter referred to as the root thread) between the button and the clothing material is known to everyone. of. In the past sewing machine with thread-winding feet and buttons, an XY feed device was installed on the table and other parts. The XY feed device conveyed the cloth and the upper button together, while the up and down movement of the needle bar and the pocket opening inside the table Under the coordinated movement of the machine, buttons are nailed to the material. In addition, as another example, for example, the needle bar swings in the X direction, while the clothing material and buttons are fed in the Y direction, so that the...

AI Technical Summary

Problems solved by technology

Therefore, when sewing a set of clothes, each kind of button must take off the clothing material, go up to a special machine, and perform these operations repeatedly. The operator has a lot of manual operations, and the work efficiency is low.

In addition, for each type of fastening, a corresponding special machine is purchased, which requires a large investment in equipment

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