JPH02117850U - - Google Patents

Info

Publication number
JPH02117850U
JPH02117850U JP2680889U JP2680889U JPH02117850U JP H02117850 U JPH02117850 U JP H02117850U JP 2680889 U JP2680889 U JP 2680889U JP 2680889 U JP2680889 U JP 2680889U JP H02117850 U JPH02117850 U JP H02117850U
Authority
JP
Japan
Prior art keywords
rotation speed
detection means
detecting
detected
abnormality
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
Application number
JP2680889U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP2680889U priority Critical patent/JPH02117850U/ja
Publication of JPH02117850U publication Critical patent/JPH02117850U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は、本考案に係る回転工具の異常検出装
置を示したブロツク図、第2図は、回転工具にお
ける切削抵抗とこの回転工具を駆動するアクチユ
エータの回転数との関係を表した図である。 1……アクチユエータ、4…回転工具、6…回
転数検出手段、10……比較検知手段、Nr……
基準回転数。

Claims (1)

  1. 【実用新案登録請求の範囲】 回転工具を駆動するアクチユエータの回転数を
    検出する回転数検出手段と、 上記回転数検出手段の検出した回転数と予設定
    された基準回転数とを比較して異常を検知する比
    較検知手段と を備えたことを特徴とする回転工具の異常検出
    装置。
JP2680889U 1989-03-09 1989-03-09 Pending JPH02117850U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2680889U JPH02117850U (ja) 1989-03-09 1989-03-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2680889U JPH02117850U (ja) 1989-03-09 1989-03-09

Publications (1)

Publication Number Publication Date
JPH02117850U true JPH02117850U (ja) 1990-09-20

Family

ID=31248768

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2680889U Pending JPH02117850U (ja) 1989-03-09 1989-03-09

Country Status (1)

Country Link
JP (1) JPH02117850U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018176329A (ja) * 2017-04-10 2018-11-15 株式会社Subaru ドリル異常検知システム、ドリル異常検知方法、穿孔システム及び被穿孔品の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018176329A (ja) * 2017-04-10 2018-11-15 株式会社Subaru ドリル異常検知システム、ドリル異常検知方法、穿孔システム及び被穿孔品の製造方法

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