JPS6442822U - - Google Patents
Info
- Publication number
- JPS6442822U JPS6442822U JP13865187U JP13865187U JPS6442822U JP S6442822 U JPS6442822 U JP S6442822U JP 13865187 U JP13865187 U JP 13865187U JP 13865187 U JP13865187 U JP 13865187U JP S6442822 U JPS6442822 U JP S6442822U
- Authority
- JP
- Japan
- Prior art keywords
- brake
- cutting
- diagram showing
- power
- detector
- 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
- 230000007423 decrease Effects 0.000 claims 1
- 230000002265 prevention Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 5
Landscapes
- Sawing (AREA)
Description
第１図は本考案の駆動系統を示す図、第２図は
ブレーキ力制御線図、第３図は電力変換回路、電
流・電圧変換回路における消費電力と変換した検
出電圧との関係図、第４図は電圧変換回路におけ
る検出電圧と変換電圧との関係図、第５図は同じ
く変換電圧と消費電力との関係図、第６図は電磁
比例弁駆動用増幅器における変換電圧と増幅電流
との関係図、第７図は同じく消費電力と増幅電流
との関係図、第８図は電磁比例弁で制御された増
幅電流とブレーキ力との関係図、第９図は同じく
消費電力とブレーキ力との関係図、第１０図は丸
材切削時の消費電力とブレーキ力との関係図、第
１１図は丸材の切削に関与する刃を示す図、第１
２図は切削関与刃数の１以下での回転トルク変動
を示す図、第１３図は丸材切削中の切削関与刃数
と振動を表す図、第１４図はアウタモジユレーシ
ヨンとインナモジユレーシヨンと切削厚みの変化
の関係を示す図である。
２……モータ、１０……主軸、１２……丸鋸、
１５……ブレーキデイスク、１７……デイスクブ
レーキ、２１……電力変換器、２２……電流電圧
変換回路、２３……電圧変換回路、２４……電磁
比例弁駆動用増幅器、２５……電磁比例弁、２６
……アンド回路。
Fig. 1 is a diagram showing the drive system of the present invention, Fig. 2 is a brake force control diagram, Fig. 3 is a diagram of the relationship between power consumption and converted detected voltage in the power conversion circuit and current/voltage conversion circuit, and Fig. 2 is a diagram showing the brake force control diagram. Figure 4 shows the relationship between the detected voltage and the converted voltage in the voltage conversion circuit, Figure 5 shows the relationship between the converted voltage and power consumption, and Figure 6 shows the relationship between the converted voltage and amplified current in the electromagnetic proportional valve driving amplifier. Figure 7 is a diagram showing the relationship between power consumption and amplified current, Figure 8 is a diagram showing the relationship between brake force and amplified current controlled by the electromagnetic proportional valve, and Figure 9 is a diagram showing the relationship between power consumption and brake force. Figure 10 is a diagram showing the relationship between power consumption and braking force when cutting round materials. Figure 11 is a diagram showing the blades involved in cutting round materials.
Figure 2 is a diagram showing the rotational torque fluctuation when the number of teeth involved in cutting is 1 or less, Figure 13 is a diagram showing the number of teeth involved in cutting and vibration during cutting of round materials, and Figure 14 is a diagram showing the outer module and inner module. FIG. 3 is a diagram showing the relationship between the ration and the change in cutting thickness. 2...Motor, 10...Main shaft, 12...Circular saw,
15... Brake disk, 17... Disc brake, 21... Power converter, 22... Current voltage conversion circuit, 23... Voltage conversion circuit, 24... Electromagnetic proportional valve driving amplifier, 25... Electromagnetic proportional valve , 26
...AND circuit.
Claims (1)
クと、該ブレーキデイスクにブレーキ作用をさせ
るブレーキ部材と、回転刃の切削時の動力変化を
検出する検出器と、該検出器の出力の大きさにも
とづき少なくとも回転刃の切始め部分と切終わり
部分の切削関与刃数が少ないときに消費電力の増
大に伴い減少するブレーキ力をまた切始め部分と
切終わり部分との中間部分の切削時には所定値以
上のブレーキ力を働かせるブレーキ作用手段とを
含んでなることを特徴とする回転刃のびびり振動
防止装置。 A brake disc that rotates in conjunction with the rotation of the main shaft, a brake member that applies a braking action to the brake disc, a detector that detects changes in power of the rotary blade during cutting, and a sensor that detects power changes based on the magnitude of the output of the detector. At least when the number of cutting blades involved in cutting between the start and end of the cut is small, the braking force decreases due to the increase in power consumption. A chatter vibration prevention device for a rotary blade, comprising: a brake action means for applying a brake force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987138651U JPH0748339Y2 (en) | 1987-09-10 | 1987-09-10 | Chatter cutting machine vibration suppression device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987138651U JPH0748339Y2 (en) | 1987-09-10 | 1987-09-10 | Chatter cutting machine vibration suppression device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6442822U true JPS6442822U (en) | 1989-03-14 |
| JPH0748339Y2 JPH0748339Y2 (en) | 1995-11-08 |
Family
ID=31401184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987138651U Expired - Lifetime JPH0748339Y2 (en) | 1987-09-10 | 1987-09-10 | Chatter cutting machine vibration suppression device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0748339Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1008410A4 (en) * | 1998-05-30 | 2007-05-02 | Kanefusa Knife & Saw | Circular saw cutting machine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6228334U (en) * | 1985-08-03 | 1987-02-20 | ||
| JPS6250014U (en) * | 1985-09-19 | 1987-03-27 |
-
1987
- 1987-09-10 JP JP1987138651U patent/JPH0748339Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6228334U (en) * | 1985-08-03 | 1987-02-20 | ||
| JPS6250014U (en) * | 1985-09-19 | 1987-03-27 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0748339Y2 (en) | 1995-11-08 |