JPS61165097U - - Google Patents
Info
- Publication number
- JPS61165097U JPS61165097U JP1985047279U JP4727985U JPS61165097U JP S61165097 U JPS61165097 U JP S61165097U JP 1985047279 U JP1985047279 U JP 1985047279U JP 4727985 U JP4727985 U JP 4727985U JP S61165097 U JPS61165097 U JP S61165097U
- Authority
- JP
- Japan
- Prior art keywords
- sewing machine
- speed command
- circuit
- needle
- main shaft
- 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
- 238000009958 sewing Methods 0.000 claims description 14
- 239000004744 fabric Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Electric Motors In General (AREA)
- Sewing Machines And Sewing (AREA)
Description
第１図ａはこの考案を具体化したミシンの正面
図、第１図ｂはミシン制御用のブロツク図、第２
図はフイルタ回路の一例を示す回路図、第３図は
速度指令電圧の変動状態を示すグラフである。
図において、２はミシン主軸、４はミシンモー
タ、８は針、９は針とともにミシン本体を構成す
る送り装置、１０は足踏ペダル、１１は速度指令
回路、１２はフイルタ回路、１３は駆動回路。
Figure 1a is a front view of a sewing machine that embodies this invention, Figure 1b is a block diagram for controlling the sewing machine, and Figure 2
The figure is a circuit diagram showing an example of a filter circuit, and FIG. 3 is a graph showing the fluctuation state of the speed command voltage. In the figure, 2 is the main shaft of the sewing machine, 4 is the sewing machine motor, 8 is the needle, 9 is the feeder that constitutes the sewing machine body together with the needle, 10 is the foot pedal, 11 is the speed command circuit, 12 is the filter circuit, and 13 is the drive circuit. .
Claims (1)
８及びその針８と調時して加工布に送りを付与す
る送り装置９を含むミシン本体と、 前記ミシン主軸２に作動連結されたミシンモー
タ４と、 足踏みペダル１０の踏込み量に応じた速度指令
電圧を出力する速度指令回路１１と、 その速度指令回路１１からの速度指令電圧に応
じて前記ミシンモータ４の回転速度を制御する駆
動回路１３と を備えたミシンにおいて、 前記速度指令回路１１と駆動回路１３との間に
、ミシンの運転に伴つて発生する振動に起因した
速度指令電圧の変動をカツトするフイルタ回路１
２を設けたことを特徴とするミシンの駆動制御装
置。[Claims for Utility Model Registration] A sewing machine body including a needle 8 that moves up and down in conjunction with the rotation of the main shaft 2 of the sewing machine, and a feeding device 9 that feeds the work cloth in synchronization with the needle 8; and the sewing machine. A sewing machine motor 4 operably connected to the main shaft 2; a speed command circuit 11 that outputs a speed command voltage according to the amount of depression of the foot pedal 10; In a sewing machine equipped with a drive circuit 13 for controlling the rotational speed of the sewing machine, there is provided a sewing machine between the speed command circuit 11 and the drive circuit 13, which reduces fluctuations in the speed command voltage caused by vibrations generated during operation of the sewing machine. Filter circuit 1
1. A drive control device for a sewing machine, characterized by comprising: 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985047279U JPS61165097U (en) | 1985-03-30 | 1985-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985047279U JPS61165097U (en) | 1985-03-30 | 1985-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61165097U true JPS61165097U (en) | 1986-10-13 |
Family
ID=30562454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985047279U Pending JPS61165097U (en) | 1985-03-30 | 1985-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61165097U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57193987A (en) * | 1981-05-22 | 1982-11-29 | Nippon Reliance Kk | Speed controller for electric motor |
-
1985
- 1985-03-30 JP JP1985047279U patent/JPS61165097U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57193987A (en) * | 1981-05-22 | 1982-11-29 | Nippon Reliance Kk | Speed controller for electric motor |
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