Twist-shaped cushion strip sewing machine and cushion produced by same
A twist-shaped seat cushion strip sewing machine and a seat cushion produced by the same relate to the technical field of seat cushion processing, and comprise a core-wrapping strip sewing needle which reciprocatingly ascends and descends along the vertical direction, and a drag hook plate which sli...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | A twist-shaped seat cushion strip sewing machine and a seat cushion produced by the same relate to the technical field of seat cushion processing, and comprise a core-wrapping strip sewing needle which reciprocatingly ascends and descends along the vertical direction, and a drag hook plate which slides in a reciprocating manner along the feeding direction of a bottom cushion below the core-wrapping strip sewing needle, when the core-wrapping strip sewing needle ascends, the drag hook plate moves forwards to the position below the core-wrapping strip sewing needle, and the core-wrapping strip sewing needle moves forwards to the position below the drag hook plate. After the core wrapping strip is deflected towards one side, the core wrapping strip is pulled to move backwards, and the movement area of the core wrapping strip sewing needle is withdrawn. The cushion solves the problems that in a cushion in the prior art, due to the fact that the diameter of a core wrapping strip is large, an existing device can on |
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