JPH01101496U - - Google Patents
Info
- Publication number
- JPH01101496U JPH01101496U JP19809787U JP19809787U JPH01101496U JP H01101496 U JPH01101496 U JP H01101496U JP 19809787 U JP19809787 U JP 19809787U JP 19809787 U JP19809787 U JP 19809787U JP H01101496 U JPH01101496 U JP H01101496U
- 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
Links
Landscapes
- Sewing Machines And Sewing (AREA)
Description
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)
、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:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19809787U JPH01101496U (en) | 1987-12-26 | 1987-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19809787U JPH01101496U (en) | 1987-12-26 | 1987-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01101496U true JPH01101496U (en) | 1989-07-07 |
Family
ID=31488621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19809787U Pending JPH01101496U (en) | 1987-12-26 | 1987-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01101496U (en) |
-
1987
- 1987-12-26 JP JP19809787U patent/JPH01101496U/ja active Pending
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