JPS59178974U

JPS59178974U - Looper threading device in sewing machine

Info

Publication number: JPS59178974U
Application number: JP7410283U
Authority: JP
Inventors: 塩見　賢吾; 田口　克彦
Original assignee: ジューキ株式会社
Priority date: 1983-05-18
Filing date: 1983-05-18
Publication date: 1984-11-29
Also published as: JPS6112056Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例装置の斜視図、第２図〜第
３図は第１図に示す装置の作動状態を示す側面図、第４
図〜第７図は下ルーパーへルーパー糸が挿通する状態を
示す要部斜視図、第８図、第９図は被覆板と鉤針の要部
正面図、第１０図は規制部材の他の実施例を示す要部斜
視図、第１１図はプーリーと係止腕との係合状態を示す
要部斜視図である。１・・・ルーパー腕、２・・・下ルーパ−，２Ａ・・・
第２糸穴、２Ｂ・・・第１糸穴、３・・・移動軸、５・
・・可動板、１８・・・糸掛上腕、２０・・・案内部材
、２１・・・鉤針、２１Ａ・・・フック、２１ａ・・・
導入口、２１ｂ・・・先端部、２３・・・規制部材、２
５・・・被覆板、２７・・・係止片、２８・・・主軸、
２９・・・プーリー、２９Ａ・・・係合部、３０・・・
係止腕、３１・・・上ルーパー、３２・・・カッタＯオ　４　旧ｌｄ　　１３FIG. 1 is a perspective view of an embodiment of the device of this invention, FIGS. 2 and 3 are side views showing the operating state of the device shown in FIG.
Figures to Figures 7 are perspective views of the main parts showing the state in which the looper thread is inserted into the lower looper, Figures 8 and 9 are front views of the main parts of the cover plate and hook, and Figure 10 is another implementation of the regulating member. FIG. 11 is a perspective view of the main part showing an example, and FIG. 11 is a perspective view of the main part showing the engaged state of the pulley and the locking arm. 1... Looper arm, 2... Lower looper, 2A...
2nd thread hole, 2B... 1st thread hole, 3... moving axis, 5...
...Movable plate, 18... Thread hook upper arm, 20... Guide member, 21... Hook, 21A... Hook, 21a...
Inlet port, 21b... tip, 23... regulating member, 2
5... Covering plate, 27... Locking piece, 28... Main shaft,
29...Pulley, 29A...Engaging portion, 30...
Locking arm, 31... Upper looper, 32... Cutter O 4 Old ld 13

Claims

[Scope of Claim for Utility Model Registration] A moving shaft supported on a machine frame so as to be movable and rotatable in parallel to the center line of a first thread hole opened at the tip of a looper stopped at a specific position; A hook provided with an upward hook that moves in conjunction with the axial movement between a position away from one side of the thread hole of the looper and a position where the thread passes through the thread hole of the looper and exits to the other side of the thread hole. , has a hooking part at the tip to catch the looper thread inserted into the second thread hole at the proximal end of the looper, and the hooking part moves between the position away from the hook of the crochet hook and the hooking part in conjunction with the rotation of the moving shaft. A looper equipped with a thread hooking upper arm that is movable between a position above the hook of a crochet needle that guides the looper thread latched to the stop part to the other side of the first thread size, and guides and latches the looper thread to the hook of the crochet needle that comes out. In the threading device of
A thread of a looper in a sewing machine, comprising a cover plate arranged to cover a thread inlet of a loop of a hook of a hook in relation to movement of the hook needle to a position away from one side of the thread hole of the looper. Threading device.