JPH037373U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の一実施例を示す斜視図、第
２図は第１図に示したものの一部縦断側面図、第
３図ａは第２図に示した連結部材を示す斜視図、
同図ｂは第１図に示した布搬送筒を示す斜視図、
第４図は同実施例における布セツト作業時の状態
を示す斜視図、第５図は同実施例により布をフア
スナーに縫着した状態を示す正面図、第６図は従
来の筒状縫いミシンの布送り装置を示す斜視図で
ある。 ６……案内筒、６ａ……針落孔、７……布搬送
筒、８……タイミングベルト（回転体）、７ａ_１
……開口部、９，１０……連結部材、１１……ボ
ールねじ軸、１４……スプライン軸、１５……第
１のモータ、１７……第２のモータ、Ｎ……針、
Ｗ……布。 FIG. 1 is a perspective view showing an embodiment of the invention, FIG. 2 is a partially vertical side view of the device shown in FIG. 1, and FIG. 3a is a perspective view showing the connecting member shown in FIG. 2.
Figure b is a perspective view showing the fabric conveying cylinder shown in Figure 1;
Fig. 4 is a perspective view showing the state during fabric setting work in the same embodiment, Fig. 5 is a front view showing the state in which the fabric is sewn to the fastener in the same embodiment, and Fig. 6 is a conventional tubular stitch sewing machine. FIG. 3 is a perspective view showing the cloth feeding device of FIG. 6... Guide tube, 6a... Needle drop hole, 7... Cloth conveyance tube, 8... Timing belt (rotating body), 7a ₁
... opening, 9, 10 ... connection member, 11 ... ball screw shaft, 14 ... spline shaft, 15 ... first motor, 17 ... second motor, N ... needle,
W...cloth.

Claims (1)

【実用新案登録請求の範囲】 上下動する針を挿通させる針落孔を有すると共
に内部にミシン釜及びその回転機構を内蔵して成
る中空円筒状の案内筒と、 この案内筒の外周面に直線移動及び回動可能に
嵌挿させる開口部を備えた布搬送筒と、この布搬
送筒の外周面に沿つて布を保持させる布固定部材
と、 前記布搬送筒に回動可能に嵌合しかつ、布搬送
筒と一体に直線移動する連結部材と、 前記案内筒と平行に支持され、前記連結部材に
螺合するボールねじ軸と、 このボールねじ軸を回転させる第１のモータと
、 前記ボールねじ軸と並行に支持され、所定の回
転体を介して前記外筒に連結されるスプライン軸
と、 このスプライン軸を回転させる第２のモータと
を備え、 前記第１、第２のモータを一針毎に適宜独立に
作動させることにより前記外筒と共に布を直線移
動及び回転させるようにしたことを特徴とする筒
状縫いミシンの布送り装置。[Scope of Claim for Utility Model Registration] A hollow cylindrical guide tube having a needle hole through which a vertically moving needle is inserted, and a sewing machine hook and its rotation mechanism built therein; A cloth conveying tube having an opening into which the cloth conveying tube is fitted so as to be movable and rotatable; a cloth fixing member which holds the cloth along the outer circumferential surface of the cloth conveying tube; and a cloth fixing member rotatably fitted into the cloth conveying tube. and a connecting member that linearly moves integrally with the cloth conveying tube; a ball screw shaft supported in parallel with the guide tube and screwed into the connecting member; a first motor that rotates the ball screw shaft; A spline shaft supported in parallel with the ball screw shaft and connected to the outer cylinder via a predetermined rotating body, and a second motor that rotates the spline shaft, the first and second motors being connected to the spline shaft. A cloth feeding device for a tubular stitch sewing machine, characterized in that the cloth is linearly moved and rotated together with the outer cylinder by operating suitably and independently for each stitch.