JPS62139480U - - Google Patents
Info
- Publication number
- JPS62139480U JPS62139480U JP2892986U JP2892986U JPS62139480U JP S62139480 U JPS62139480 U JP S62139480U JP 2892986 U JP2892986 U JP 2892986U JP 2892986 U JP2892986 U JP 2892986U JP S62139480 U JPS62139480 U JP S62139480U
- Authority
- JP
- Japan
- Prior art keywords
- upper shaft
- switching
- speed drive
- cloth cutting
- cutting knife
- 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
Links
- 239000004744 fabric Substances 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 3
- 230000003213 activating effect Effects 0.000 claims 1
- 238000009958 sewing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図はこの考案の一実施例を示す図、第２図
は第１図に示す歯車群の要部斜視図、第３図は動
作フローチヤートである。
図において、１……上軸、７……速度切り換え
カム、１１……遮断レバー、２１……スイツチ押
板、２２……減速検知スイツチ、２３……停止検
知スイツチ、２４……フツク引き外しレバー、２
６……カムフオロワー、２７……鉤部、２８……
係合突起部、３１……ポールチエンジモータ、３
３……電磁開閉器切り換えリレー、３４，３５…
…電磁開閉器、４０……布切りメス、４１……布
切りメス駆動手段、４２……メス棒、４９……マ
イクロコンピユータ（作動手段）、５０……電磁
弁、である。
FIG. 1 is a diagram showing an embodiment of this invention, FIG. 2 is a perspective view of essential parts of the gear group shown in FIG. 1, and FIG. 3 is an operation flowchart. In the figure, 1...Upper shaft, 7...Speed switching cam, 11...Shutoff lever, 21...Switch push plate, 22...Deceleration detection switch, 23...Stop detection switch, 24...Hook removal lever ,2
6... Cam follower, 27... Hook part, 28...
Engagement protrusion, 31... Pole change motor, 3
3...Electromagnetic switch switching relay, 34, 35...
. . . electromagnetic switch, 40 . . . cloth cutting knife, 41 . . . cloth cutting knife driving means, 42 . . . scalpel rod, 49 . . . microcomputer (operating means), 50 .
Claims (1)
置に停止させる停止手段と上軸を停止手段による
停止前に高速駆動から低速駆動に切り換える速度
切り換え手段と、低速駆動に切り換えたのち上軸
の停止を検知する回転停止検知手段と、布切りメ
スを駆動する布切りメス駆動手段と、この布切り
メス駆動手段を上軸の停止検知後に作動させる作
動手段とを備えたことを特徴とするボタン孔かが
りミシンの布切り装置。 A stopping means for stopping the upper shaft at a fixed position after forming a preset number of stitches, a speed switching means for switching the upper shaft from high speed drive to low speed drive before the upper shaft is stopped by the stopping means, and a speed switching means for switching the upper shaft from high speed drive to low speed drive after switching to low speed drive. The invention is characterized by comprising a rotation stop detection means for detecting the stoppage of the upper shaft, a cloth cutting knife driving means for driving the cloth cutting knife, and an actuating means for activating the cloth cutting knife driving means after detecting the stoppage of the upper shaft. Cloth cutting device for buttonhole sewing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2892986U JPH0238699Y2 (en) | 1986-02-28 | 1986-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2892986U JPH0238699Y2 (en) | 1986-02-28 | 1986-02-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62139480U true JPS62139480U (en) | 1987-09-02 |
| JPH0238699Y2 JPH0238699Y2 (en) | 1990-10-18 |
Family
ID=30832345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2892986U Expired JPH0238699Y2 (en) | 1986-02-28 | 1986-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0238699Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0222780U (en) * | 1988-07-26 | 1990-02-15 | ||
| JP2003010576A (en) * | 2001-07-04 | 2003-01-14 | Juki Corp | Sewing machine for buttonhole sewing |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4564373B2 (en) * | 2005-02-14 | 2010-10-20 | Ｊｕｋｉ株式会社 | sewing machine |
-
1986
- 1986-02-28 JP JP2892986U patent/JPH0238699Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0222780U (en) * | 1988-07-26 | 1990-02-15 | ||
| JP2003010576A (en) * | 2001-07-04 | 2003-01-14 | Juki Corp | Sewing machine for buttonhole sewing |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0238699Y2 (en) | 1990-10-18 |
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