JPH043673U

JPH043673U -

Info

Publication number: JPH043673U
Application number: JP4267690U
Authority: JP
Priority date: 1990-04-21
Filing date: 1990-04-21
Publication date: 1992-01-14

Description

[Brief explanation of drawings]

第１図〜第６図は本考案の実施例を示し、第１
図はミシンヘツドの縦断面図、第２図は第１図の
平面図、第３図は同じく第１図の正面図、第４図
は針棒が下死点に達した状態を第１図の一部と対
応させて表した断面図、第５図は第２実施例を第
１図と対応させて表した断面図、第６図は第５図
の平面図である。第７図は従来のミシンヘツドを
第１図と対応させて表した断面図である。１４……針棒支持体（針棒ケース）、１８……
針棒、３２……縫い針、４２……針棒駆動部材、
５０……ミシン主軸、７０，７１……磁石。 Figures 1 to 6 show embodiments of the present invention;
The figure is a longitudinal cross-sectional view of the sewing machine head, Figure 2 is a plan view of Figure 1, Figure 3 is a front view of Figure 1, and Figure 4 shows the state in which the needle bar has reached the bottom dead center of Figure 1. 5 is a sectional view showing the second embodiment in correspondence with FIG. 1, and FIG. 6 is a plan view of FIG. 5. FIG. 7 is a sectional view of a conventional sewing machine head corresponding to FIG. 1. 14...Needle bar support (needle bar case), 18...
Needle bar, 32...Sewing needle, 42...Needle bar drive member,
50... Sewing machine main shaft, 70, 71... Magnet.

Claims

[Scope of Claim for Utility Model Registration] A needle bar equipped with a sewing needle at the lower end is provided so as to be movable up and down with respect to the needle bar support part, and a needle bar drive member that moves up and down in conjunction with the rotation of the main shaft of the sewing machine In an embroidery sewing machine of the type in which the needle bar is moved up and down and the power transmission from the needle bar drive member to the needle bar is released during jumping, the needle bar is fixed to the needle bar supporting portion and at least moves the needle bar in the radial direction during jumping. An embroidery sewing machine equipped with a magnet that forms an attractive magnetic field.