Sewing machine
A technology for sewing machines and casings, which is applied to sewing machine components, sewing machine control devices, sewing equipment, etc., which can solve the problems of large structural changes, installation of reverse sewing drive and presser foot lift drive, complex structure, etc., and achieve improved transmission. The effect of improving efficiency, eliminating fit clearance, and simplifying transmission structure
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[0023] The following are specific embodiments of the present invention and in conjunction with the accompanying drawings, the technical solutions of the present invention are further described, but the present invention is not limited to these embodiments.
[0024] Such as Figure 1-4 Shown, this sewing machine comprises casing 1, automatic feeding mechanism and automatic presser foot lifting mechanism. The automatic reverse feeding mechanism includes a reverse feeding electromagnet 2 and a swing seat 3. The swing seat 3 is swingably connected to the casing 1 through a rotating shaft 4. The automatic presser foot lifting mechanism includes a presser foot lifting electromagnet 5, a presser foot lifting crank 6 and a lifter The presser foot lifting assembly 7 of the presser foot pull rod 7a, the reverse feeding electromagnet 2 and the presser foot lifting electromagnet 5 are all fixed in the casing 1 .
[0025] The reverse feed electromagnet 2 is vertically arranged and the iro...
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