Flat seaming machine for sewing felt blanket cloth

By designing a stable base and disassembly mechanism in the seam stretching machine, combined with the adjustment function of the tensioning device, the problem of discomfort in the tilt and sewing line tension of the seam stretching machine is solved, and the linearity of the blanket edge and the stability of the sewing effect are achieved.

CN222648321UActive Publication Date: 2025-03-21NANTONG HUAGE AUTO PARTS CO LTD
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Patent Information

Application Number
CN202420869913.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-25
Publication Date
2025-03-21
Estimated Expiration
2034-04-25

AI Technical Summary

Technical Problem

The existing seam stretching machines are prone to tilt during use, resulting in the line not straight when wrapping the blanket, which affects the appearance.

Method used

A seam stretcher including a base, a disassembly mechanism and a tensioning device is designed to achieve stable fixation and rapid disassembly of the seam stretcher through a return spring and a sliding connection, and adjust the tension force of the sewing line through an adjustment nut and a guide wheel.

Benefits of technology

The sewing machine is stable and fixed, avoids the tilt problem, ensures the linearity of the blanket edge line, improves the aesthetics, and avoids sewing thread breakage and winding by adjusting the tension.

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Abstract

The utility model discloses a flat seaming machine for sewing felt blanket cloth, which comprises a flat seaming machine body, the lower end of the flat seaming machine body is fixedly connected with a base, four dismounting mechanisms are fixedly mounted at the bottom inside the base, each dismounting mechanism comprises a dismounting box, one side of each dismounting box is provided with a mounting groove in a penetrating manner, and the mounting grooves are fixedly connected with the base. A second reset spring is fixedly mounted on one side of the inner wall of the mounting groove. According to the flat seaming machine, the lifting plate is lifted upwards, the first reset springs are extruded and deformed, the protruding blocks of the four first fixing rods abut against all the special-shaped fixing blocks, the special-shaped fixing blocks move in the mounting grooves, limitation of the four second fixing rods is relieved, then the flat seaming machine body is lifted upwards, and therefore the flat seaming machine body is detached from the workbench; the special-shaped fixing block, the second fixing rod and the first fixing rod are matched in structure, the flat seaming machine body can be rapidly detached from the workbench, and the situation of inclination is avoided when the flat seaming machine is used.
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