JPS60140577U - Sewing machine needle thread supply device - Google Patents
Sewing machine needle thread supply deviceInfo
- Publication number
- JPS60140577U JPS60140577U JP2982484U JP2982484U JPS60140577U JP S60140577 U JPS60140577 U JP S60140577U JP 2982484 U JP2982484 U JP 2982484U JP 2982484 U JP2982484 U JP 2982484U JP S60140577 U JPS60140577 U JP S60140577U
- Authority
- JP
- Japan
- Prior art keywords
- presser foot
- thread
- sewing machine
- supply device
- needle thread
- 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
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はミシン頭部の部分斜視図、第２図は針糸供給装
置の斜視図、第３図は針糸供給装置の部分正面図、第４
図は電気回路のブロック図、第５図は設定装置の一例を
示したブロック図、第６図はタイムチャート、第７図は
押え圧調節装置の正面図である。
４０・・・・・・位置検出装置、４１・・・・・・鞘厚
検出装置、４２．４３．４４・・・・・・制御装置、４
９・・・・・・糸量算出装置、６１・・・・・・判別装
置、６２・・・・・・表示装置。Fig. 1 is a partial perspective view of the sewing machine head, Fig. 2 is a perspective view of the needle thread supply device, Fig. 3 is a partial front view of the needle thread supply device, and Fig. 4 is a partial perspective view of the sewing machine head.
5 is a block diagram of an electric circuit, FIG. 5 is a block diagram showing an example of a setting device, FIG. 6 is a time chart, and FIG. 7 is a front view of the presser foot pressure adjusting device. 40...Position detection device, 41...Sheath thickness detection device, 42.43.44...Control device, 4
9... Yarn amount calculation device, 61... Discrimination device, 62... Display device.
Claims (1)
縫目情報及び布押えのベッド上面からの位置に対応した
布厚情報から得られる糸量情報に基づいて縫目形成に必
要な糸量を一縫目形成毎に供給源から繰出して天秤へ供
給する針糸供給装置と、常にはベッド上面に向う弾性力
を有し上下動可能とした布押えと、布押えの弾性力を変
更可能にした押え圧調節装置とを備えたミシンにおいて
、布押えの弾性力に対応して布厚情報を補正する補正装
置６３．６４を設けたことを特徴とするミシンの針糸供
給装置。The thread required for seam formation is calculated based on the thread amount information obtained from the seam information corresponding to the displacement of the seam forming mechanism having a needle bar and feed dog, and the cloth thickness information corresponding to the position of the presser foot from the top of the bed. The needle thread supply device feeds the amount of thread from the supply source to the thread take-up each time a stitch is formed, the presser foot has an elastic force that always points toward the top of the bed and can move up and down, and the elastic force of the presser foot has been changed. 1. A needle thread supply device for a sewing machine, characterized in that the sewing machine is equipped with a presser foot pressure adjustment device and is provided with correction devices 63 and 64 for correcting cloth thickness information in accordance with the elastic force of the presser foot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2982484U JPS60140577U (en) | 1984-02-29 | 1984-02-29 | Sewing machine needle thread supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2982484U JPS60140577U (en) | 1984-02-29 | 1984-02-29 | Sewing machine needle thread supply device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60140577U true JPS60140577U (en) | 1985-09-18 |
| JPH0415180Y2 JPH0415180Y2 (en) | 1992-04-06 |
Family
ID=30528976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2982484U Granted JPS60140577U (en) | 1984-02-29 | 1984-02-29 | Sewing machine needle thread supply device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60140577U (en) |
-
1984
- 1984-02-29 JP JP2982484U patent/JPS60140577U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0415180Y2 (en) | 1992-04-06 |
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