JPH028377U - - Google Patents
Info
- Publication number
- JPH028377U JPH028377U JP8731488U JP8731488U JPH028377U JP H028377 U JPH028377 U JP H028377U JP 8731488 U JP8731488 U JP 8731488U JP 8731488 U JP8731488 U JP 8731488U JP H028377 U JPH028377 U JP H028377U
- Authority
- JP
- Japan
- Prior art keywords
- movable plate
- fabric
- sewing
- sewing machine
- piece
- 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 10
- 238000009958 sewing Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Sewing Machines And Sewing (AREA)
Description
第１図はこの考案の実施例を示す説明図、第２
図は第１図の装置の平面図、第３図は第１図の糸
切れ検出機構の拡大図、第４図は第３図の布地に
対する可動プレートおよびガイドプレートの関係
を示す断面図、第５図は第３図のガイドプレート
を回転運動させる状態を示す説明図、第６図は第
３図の可動プレートが回転運動する状態を示す説
明図である。
１……ミシン、４……可動プレート、７……ス
プリング、８……光電スイツチ。
Figure 1 is an explanatory diagram showing an embodiment of this invention, Figure 2
3 is an enlarged view of the thread breakage detection mechanism shown in FIG. 1; FIG. 4 is a sectional view showing the relationship between the movable plate and the guide plate with respect to the fabric shown in FIG. 3; FIG. 5 is an explanatory view showing a state in which the guide plate shown in FIG. 3 is rotated, and FIG. 6 is an explanatory view showing a state in which the movable plate shown in FIG. 3 is rotated. 1... Sewing machine, 4... Movable plate, 7... Spring, 8... Photoelectric switch.
Claims (1)
ミシンに向かつて送り、前記ミシンの上糸と下糸
によつて前記各布地を縫合するようにした布地縫
合装置において、前記ミシンの後方に可動プレー
トを設け、前記可動プレートを前記布地と同一の
面内に配置し、前記可動プレートを前記面と直角
の中心軸のまわりに回転運動可能に支持し、スプ
リングによつて前記可動プレートをその回転運動
方向に弾性付勢するとともに、前記可動プレート
を前記各布地間に挿入し、前記スプリングによつ
て前記可動プレートを前記各布地を縫合している
糸に押し付け、光電スイツチなどのセンサによつ
て前記可動プレートの回転位置を検出するように
したことを特徴とする糸切れ検出機構。 A fabric sewing device that overlaps two pieces of fabric, feeds each piece of fabric toward a sewing machine, and sews each piece of fabric together using an upper thread and a lower thread of the sewing machine, the fabric sewing device including a fabric sewing device that is movable behind the sewing machine. a plate is provided, the movable plate is disposed in the same plane as the cloth, the movable plate is supported so as to be rotatable about a central axis perpendicular to the plane, and a spring allows the movable plate to rotate. While being elastically biased in the movement direction, the movable plate is inserted between the respective fabrics, the movable plate is pressed by the spring against the threads sewing the respective fabrics, and a sensor such as a photoelectric switch is activated. A thread breakage detection mechanism, characterized in that the rotational position of the movable plate is detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8731488U JPH0310942Y2 (en) | 1988-06-30 | 1988-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8731488U JPH0310942Y2 (en) | 1988-06-30 | 1988-06-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH028377U true JPH028377U (en) | 1990-01-19 |
| JPH0310942Y2 JPH0310942Y2 (en) | 1991-03-18 |
Family
ID=31311930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8731488U Expired JPH0310942Y2 (en) | 1988-06-30 | 1988-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0310942Y2 (en) |
-
1988
- 1988-06-30 JP JP8731488U patent/JPH0310942Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0310942Y2 (en) | 1991-03-18 |