JPS6376276U - - Google Patents

Info

Publication number
JPS6376276U
JPS6376276U JP16826086U JP16826086U JPS6376276U JP S6376276 U JPS6376276 U JP S6376276U JP 16826086 U JP16826086 U JP 16826086U JP 16826086 U JP16826086 U JP 16826086U JP S6376276 U JPS6376276 U JP S6376276U
Authority
JP
Japan
Prior art keywords
thread
motor
interlocking
return
tension
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP16826086U
Other languages
Japanese (ja)
Other versions
JPH0718386Y2 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1986168260U priority Critical patent/JPH0718386Y2/en
Publication of JPS6376276U publication Critical patent/JPS6376276U/ja
Application granted granted Critical
Publication of JPH0718386Y2 publication Critical patent/JPH0718386Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

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

第１図は始動停止位置と糸緩め制御装置との関
係を示す要部の正面図、第２図は第１図の一部分
の右側面図、第３図は第１図の斜視図、第４図は
停止カムの斜視図、第５図は糸調子器と糸緩め機
構との関係を示す断面図である。 Fig. 1 is a front view of the main parts showing the relationship between the start/stop position and the thread loosening control device, Fig. 2 is a right side view of a portion of Fig. 1, Fig. 3 is a perspective view of Fig. 1, and Fig. 4 is a perspective view of Fig. 1. This figure is a perspective view of the stop cam, and FIG. 5 is a sectional view showing the relationship between the thread tension device and the thread loosening mechanism.

Claims (1)

【実用新案登録請求の範囲】 電磁式クラツチ手段を内臓したモータと、 始動操作により一方向へ移動して拘束され一定
数の縫目形成後に前記拘束が解除されて逆方向へ
自由復帰可能な連動体４と、 モータをして、連動体の一方向移動に関連して
始動し逆方向復帰に関連して主軸の所定回転位相
で停止するようモータを制御する始動・停止手段
３０，３１と、 上糸に張体を付与する糸調子器４２，４３，４
４，４６と、 縫製サイクルの最終縫目の糸締め終了後に作動
して糸調子器による上糸張力を解放する糸緩め機
構４５，４７，４８を備えたサイクルミシンにお
いて、 連動体の自由復帰動作を制御するためのカム部
を形成した停止カム２０を設け、前記糸緩め機構
を停止カムに連動する連動体の自由復帰により作
動させることを特徴とするサイクルミシンの糸緩
め制御装置。[Claims for Utility Model Registration] A motor with a built-in electromagnetic clutch means, and an interlocking mechanism that can move and be restrained in one direction by a starting operation, and after a certain number of stitches have been formed, the restraint can be released and the motor can freely return in the opposite direction. body 4; starting/stopping means 30, 31 for controlling the motor so that the motor is started in relation to the movement of the interlocking member in one direction and stopped at a predetermined rotational phase of the main shaft in relation to return in the reverse direction; Thread tension devices 42, 43, 4 that apply tension to the upper thread
4, 46, and a thread loosening mechanism 45, 47, 48 that operates after thread tightening of the final stitch of the sewing cycle to release the needle thread tension caused by the thread tension device, the free return movement of the interlocking body. A thread loosening control device for a cycle sewing machine, characterized in that a stop cam 20 is provided with a cam portion for controlling the thread loosening mechanism, and the thread loosening mechanism is operated by free return of an interlocking body interlocked with the stop cam.
JP1986168260U 1986-10-31 1986-10-31 Button loosening cycle sewing machine thread loosening control device Expired - Lifetime JPH0718386Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986168260U JPH0718386Y2 (en) 1986-10-31 1986-10-31 Button loosening cycle sewing machine thread loosening control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986168260U JPH0718386Y2 (en) 1986-10-31 1986-10-31 Button loosening cycle sewing machine thread loosening control device

Publications (2)

Publication Number Publication Date
JPS6376276U true JPS6376276U (en) 1988-05-20
JPH0718386Y2 JPH0718386Y2 (en) 1995-05-01

Family

ID=31100973

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986168260U Expired - Lifetime JPH0718386Y2 (en) 1986-10-31 1986-10-31 Button loosening cycle sewing machine thread loosening control device

Country Status (1)

Country Link
JP (1) JPH0718386Y2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS48101866U (en) * 1972-03-01 1973-11-30
JPS61100292A (en) * 1984-10-23 1986-05-19 アイシン精機株式会社 Yarn loosening machanism of cycle sewing machine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS48101866U (en) * 1972-03-01 1973-11-30
JPS61100292A (en) * 1984-10-23 1986-05-19 アイシン精機株式会社 Yarn loosening machanism of cycle sewing machine

Also Published As

Publication number Publication date
JPH0718386Y2 (en) 1995-05-01

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