JPH0473420U - - Google Patents
Info
- Publication number
- JPH0473420U JPH0473420U JP11474390U JP11474390U JPH0473420U JP H0473420 U JPH0473420 U JP H0473420U JP 11474390 U JP11474390 U JP 11474390U JP 11474390 U JP11474390 U JP 11474390U JP H0473420 U JPH0473420 U JP H0473420U
- Authority
- JP
- Japan
- Prior art keywords
- band saw
- periodicity
- detection
- alarm device
- detecting
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Sawing (AREA)
Description
図面は本考案の実施例を示すものであつて、第
１図は構成図、第２図は帯鋸機の側面図、第３図
及び第４図は別実施例の構成図である。
１……帯鋸機、２，３……鋸車、４……帯鋸、
５……割れ検出装置、６……磁石、７……磁電変
換素子、１２……警報装置、１３……周期性検出
回路。
The drawings show an embodiment of the present invention, in which FIG. 1 is a configuration diagram, FIG. 2 is a side view of a band saw, and FIGS. 3 and 4 are configuration diagrams of another embodiment. 1... Band saw machine, 2, 3... Saw wheel, 4... Band saw,
5... Crack detection device, 6... Magnet, 7... Magnetoelectric conversion element, 12... Alarm device, 13... Periodicity detection circuit.
Claims (1)
方に所要間隔をおいて割れを検出する装置を設け
、この検出装置の出力によつて警報装置が作動し
得るようにしてなる帯鋸機の安全装置。 ２ 前記検出装置が磁石及び磁電変換素子よりな
り、且つこの検出装置を帯鋸を挟むようにして対
設すると共に、その磁石は異なる磁極同士が帯鋸
を介して対向するようにしてなる請求項１記載の
帯鋸機の安全装置。 ３ 検出装置と警報装置との間に周期性検出回路
を設けて検出信号の周期性を検出し、周期性が確
認された場合にのみ警報装置が作動し得るように
してなる請求項１又は２記載の帯鋸機の安全装置
。[Scope of Claim for Utility Model Registration] 1. A device for detecting cracks is provided at a required interval on the side of an endless band saw that runs between saw wheels, and an alarm device is activated by the output of this detection device. Band saw machine safety device. 2. The band saw according to claim 1, wherein the detecting device comprises a magnet and a magneto-electric conversion element, and the detecting devices are arranged opposite to each other so as to sandwich the band saw, and the magnets have different magnetic poles facing each other with the band saw interposed therebetween. Machine safety equipment. 3. Claim 1 or 2, wherein a periodicity detection circuit is provided between the detection device and the alarm device to detect the periodicity of the detection signal, and the alarm device can be activated only when periodicity is confirmed. Band saw safety equipment listed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990114743U JP2548629Y2 (en) | 1990-11-02 | 1990-11-02 | Safety device for band saw machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990114743U JP2548629Y2 (en) | 1990-11-02 | 1990-11-02 | Safety device for band saw machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0473420U true JPH0473420U (en) | 1992-06-26 |
| JP2548629Y2 JP2548629Y2 (en) | 1997-09-24 |
Family
ID=31862454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990114743U Expired - Lifetime JP2548629Y2 (en) | 1990-11-02 | 1990-11-02 | Safety device for band saw machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2548629Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023515591A (en) * | 2020-02-27 | 2023-04-13 | ゲブリューダー リンク マシーネンファブリーク “ガッターリンク” ゲーエムベーハー ウント コー．カーゲー | Devices for predicting blade failure of bandsaw blades in band saws |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5986915U (en) * | 1982-11-30 | 1984-06-12 | 三菱電機株式会社 | Saw blade damage detection device |
-
1990
- 1990-11-02 JP JP1990114743U patent/JP2548629Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5986915U (en) * | 1982-11-30 | 1984-06-12 | 三菱電機株式会社 | Saw blade damage detection device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023515591A (en) * | 2020-02-27 | 2023-04-13 | ゲブリューダー リンク マシーネンファブリーク “ガッターリンク” ゲーエムベーハー ウント コー．カーゲー | Devices for predicting blade failure of bandsaw blades in band saws |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2548629Y2 (en) | 1997-09-24 |