JPH01111582U - - Google Patents

Info

Publication number
JPH01111582U
JPH01111582U JP752288U JP752288U JPH01111582U JP H01111582 U JPH01111582 U JP H01111582U JP 752288 U JP752288 U JP 752288U JP 752288 U JP752288 U JP 752288U JP H01111582 U JPH01111582 U JP H01111582U
Authority
JP
Japan
Prior art keywords
looper
cam
cam follower
drive device
cam groove
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.)
Pending
Application number
JP752288U
Other languages
Japanese (ja)
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 JP752288U priority Critical patent/JPH01111582U/ja
Publication of JPH01111582U publication Critical patent/JPH01111582U/ja
Pending legal-status Critical Current

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  • Sewing Machines And Sewing (AREA)

Description

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

第１図ａは、本考案の１実施例のルーパー駆動
装置の一部の側面図、第１図ｂは第１図ａの要部
断面図、第２図は従来のルーパー駆動装置の正面
図、第３図は第２図のルーパーカム及び摺動軸部
分の断面図である。 １……ルーパーリンク、１０……主軸、１１…
…ルーパーカム、１２……カム溝、１３……摺動
コロ、１４……摺動軸、１５……摺動軸ホルダー
、１６……ねじ。 FIG. 1a is a side view of a part of a looper drive device according to an embodiment of the present invention, FIG. 1b is a sectional view of a main part of FIG. 1a, and FIG. 2 is a front view of a conventional looper drive device. , FIG. 3 is a sectional view of the looper cam and sliding shaft portion of FIG. 2. 1... Looper link, 10... Main shaft, 11...
... Looper cam, 12 ... Cam groove, 13 ... Sliding roller, 14 ... Sliding shaft, 15 ... Sliding shaft holder, 16 ... Screw.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 針とルーパーにより縁かがり縫いをするために
、支点軸に一端が支持されたルーパリンクに設け
たカムフオロアーをルーパーカムのカム溝に係合
させ、前記ルーパーリンクの他端をルーパーロツ
ド及びルーパー駆動腕を介してルーパー軸に連結
してなるルーパー駆動装置において、前記ルーパ
ーカムのカム溝の側面を傾斜させ、前記カムフオ
ロアーの接触面をテーパー形状に構成し、かつカ
ムフオロアーを前記カム溝方向に摺動位置決めす
るように構成したことを特徴とするルーパー駆動
装置。 In order to overlock with a needle and a looper, a cam follower provided on a looper link, one end of which is supported on a fulcrum shaft, is engaged with a cam groove of the looper cam, and the other end of the looper link is connected via a looper rod and a looper drive arm. In the looper drive device connected to the looper shaft, the side surface of the cam groove of the looper cam is inclined, the contact surface of the cam follower is configured in a tapered shape, and the cam follower is slidably positioned in the direction of the cam groove. A looper drive device characterized by comprising:
JP752288U 1988-01-22 1988-01-22 Pending JPH01111582U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP752288U JPH01111582U (en) 1988-01-22 1988-01-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP752288U JPH01111582U (en) 1988-01-22 1988-01-22

Publications (1)

Publication Number Publication Date
JPH01111582U true JPH01111582U (en) 1989-07-27

Family

ID=31212598

Family Applications (1)

Application Number Title Priority Date Filing Date
JP752288U Pending JPH01111582U (en) 1988-01-22 1988-01-22

Country Status (1)

Country Link
JP (1) JPH01111582U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5436856A (en) * 1977-08-24 1979-03-17 Suzuki Mfg Method of driving looper of hem darning sewing machine and looper driving gear

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5436856A (en) * 1977-08-24 1979-03-17 Suzuki Mfg Method of driving looper of hem darning sewing machine and looper driving gear

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