Sewing machine
A sewing machine and sewing needle technology, which is applied in the direction of sewing machine components, sewing machine thread take-up devices, sewing equipment, etc., to improve reliability and achieve the effect of operating efficiency
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[0028] Hereinafter, the embodiments of the present invention will be described in detail based on FIGS. 1 to 11.
[0029] In the present embodiment, as a sewing machine, a comprehensive feed sewing machine will be described as an example. The integrated feed sewing machine is, for example, a sewing machine as follows: In order to prevent the sewing material from shifting along with the feeding action, the needle up and down movement generated by the needle up and down movement mechanism, the needle swing generated by the needle swing mechanism, And the feeding action generated by the upper feeding mechanism and the lower feeding mechanism is synchronized, and the sewing needle is pierced into a thicker object to be sewn (for example, leather goods). Here, in the following description, the direction along the feed direction (arrow F) is defined as the X-axis direction (front-rear direction), and the longitudinal direction of the sewing machine arm 8 orthogonal to the X-axis directi...
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