Position fixing apparatus of stitch control dial

摘要

The present invention relates to a position fixing device of the stitch number adjusting dial. More specifically, the stitch number adjusting dial rotates during sewing operation, and thus the stitch number having a simple structure can be prevented in advance due to the stitch number defect. The position control device of the control dial.;The position fixing device of the stitch number adjusting dial of the present invention, the shaft member having a thread portion for adjusting the stitch number at the bottom, and a dial including a dial member fixed to the upper portion of the shaft member is installed through one side of the sewing machine body is rotated by the rotation of the dial. A dialing device for adjusting the number of stitches, the dial comprising: a fixing bushing including a fixing piece formed around the upper end portion of the shaft member in a circumferential direction and having a bushing screw portion formed at an outer side thereof, and a supporting piece extending from the lower portion of the fixing piece; And a lock nut formed on an inner side of the fixing member so as to be coupled to the bushing screw portion of the fixing bushing.;According to the present invention, the shaft member of the dial is fixed in the state where the number of stitches is set, thus preventing the dial from undesirably malfunctioning in the direction of increasing the number of stitches due to vibrations acting during the sewing operation. In addition, the position of the dial can be easily fixed even in a narrow space between the sewing machine main body and the dial, thereby providing an easy operation.;Dial, position, fixed, device, stitch