JPH03126512U - - Google Patents

Info

Publication number
JPH03126512U
JPH03126512U JP1990006333U JP633390U JPH03126512U JP H03126512 U JPH03126512 U JP H03126512U JP 1990006333 U JP1990006333 U JP 1990006333U JP 633390 U JP633390 U JP 633390U JP H03126512 U JPH03126512 U JP H03126512U
Authority
JP
Japan
Prior art keywords
electromagnet
base
drill
hall element
drill device
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
Application number
JP1990006333U
Other languages
English (en)
Other versions
JP2510451Y2 (ja
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 JP1990006333U priority Critical patent/JP2510451Y2/ja
Priority to KR2019900015710U priority patent/KR930002172Y1/ko
Priority to US07/644,573 priority patent/US5096339A/en
Priority to GB9101568A priority patent/GB2241618B/en
Priority to AU69938/91A priority patent/AU617261B2/en
Priority to DE4102201A priority patent/DE4102201C2/de
Priority to ITMI910182A priority patent/IT1245497B/it
Publication of JPH03126512U publication Critical patent/JPH03126512U/ja
Application granted granted Critical
Publication of JP2510451Y2 publication Critical patent/JP2510451Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/0021—Stands, supports or guiding devices for positioning portable tools or for securing them to the work
    • B25H1/0057—Devices for securing hand tools to the work
    • B25H1/0064—Stands attached to the workpiece
    • B25H1/0071—Stands attached to the workpiece by magnetic means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/20—Electromagnets; Actuators including electromagnets without armatures
    • H01F7/206—Electromagnets for lifting, handling or transporting of magnetic pieces or material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/13—Cutting by use of rotating axially moving tool with randomly-actuated stopping means
    • Y10T408/14—Responsive to condition of Tool or tool-drive
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/55—Cutting by use of rotating axially moving tool with work-engaging structure other than Tool or tool-support
    • Y10T408/554—Magnetic or suction means

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Drilling And Boring (AREA)

Description

【図面の簡単な説明】
第１図は第２安全回路の一例を詳細に示す回路
図である。第２図は本考案の一実施例のブロツク
図である。第３図は本考案の一実施例の側面図で
ある。第４図はホール電圧Ｖｈとホール素子を通
過する磁束との関係を示すグラフである。第５図
は作動増幅回路６５の出力電圧Ｖとホール素子を
通過する磁束との関係を示すグラフである。第６
図は電磁石ベースの全下面が被加工物に吸着され
たときの磁束の状態を示す図である。第７図は電
磁石ベースの前部が被加工物から浮上したときの
磁束の状態を示す図である。第８図は本考案の他
の実施例の側面図である。第９図は同実施例で電
磁石ベースの全下面が被加工物に吸着されたとき
の磁束の状態を示す図である。第１０図は同実施
例で電磁石ベースの前部が被加工物から浮上した
ときの磁束の状態を示す図である。第１１図は第
２安全回路の変形例を示すブロツク図である。 ５……電磁石、７……ドリルモータ、１２……
送りモータ、１４……送りモータ制御回路、１５
……全停止回路、１９……メインリレー駆動保持
回路、２０……リレー、５１……トランジスタ、
５２，８５……第２安全回路、６１……ホール素
子、６５……作動増幅回路、６６〜６９，８１，
８２……抵抗、７０，７１……比較器、９９……
被加工物、１００……商用交流電源。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 電気ドリルを下向きに備えたドリル装置を
    被加工物上に吸着するための電磁石を有する電磁
    石ベースを備えた電磁石ベース付ドリル装置にお
    いて、 前記電磁石ベースに配置されたホール素子と、
    前記ホール素子より出力されるホール電圧を所定
    電圧と比較する比較手段と、 前記比較手段の出力に応じて、前記ドリルモー
    タを停止する安全回路とを具備したことを特徴と
    する電磁石ベース付ドリル装置。 (2) 電気ドリルを下向きに備えたドリル装置、
    電気ドリルを昇降動させる送りモータ、及び当該
    ドリル装置を被加工物上に吸着するための電磁石
    を有する電磁石ベースを備えた電磁石ベース付ド
    リル装置において、 前記電磁石ベースに配置されたホール素子と、
    前記ホール素子より出力されるホール電圧を所定
    電圧と比較する比較手段と、 前記比較手段の出力に応じて、前記ドリルモー
    タ及び送りモータの通電を停止する安全回路とを
    具備したことを特徴とする電磁石ベース付ドリル
    装置。 (3) 前記ホール素子は、電磁石ベースが被加工
    物を吸着した場合において、電磁石より発生する
    磁束が該ホール素子を通過するように、前記電磁
    石ベースに配置されたことを特徴とする請求項１
    または２記載の電磁石ベース付ドリル装置。 (4) 前記ホール素子は、電磁石ベースが被加工
    物を吸着した場合において、電磁石より発生する
    磁束が該ホール素子を通過しないように、前記電
    磁石ベースに配置されたことを特徴とする請求項
    １または２記載の電磁石ベース付ドリル装置。
JP1990006333U 1990-01-26 1990-01-26 電磁石ベ―ス付ドリル装置 Expired - Lifetime JP2510451Y2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP1990006333U JP2510451Y2 (ja) 1990-01-26 1990-01-26 電磁石ベ―ス付ドリル装置
KR2019900015710U KR930002172Y1 (ko) 1990-01-26 1990-10-15 전자석 베이스 부설 드릴장치
US07/644,573 US5096339A (en) 1990-01-26 1991-01-23 Electromagnetic base drill with antifloating control means
AU69938/91A AU617261B2 (en) 1990-01-26 1991-01-24 Drill apparatus provided with electromagnet base and having function of stopping drilling in response to detection of floating of the electromagnetic base
GB9101568A GB2241618B (en) 1990-01-26 1991-01-24 Drill apparatus provided with electromagnet base and having function of stopping drilling in response to detection of floating of the electromagnetic base
DE4102201A DE4102201C2 (de) 1990-01-26 1991-01-25 Bohrmaschine mit einem einen Elektromagneten aufweisenden elektromagnetischen Fuß
ITMI910182A IT1245497B (it) 1990-01-26 1991-01-25 Apparecchio di foratura con base portapezzo elettromagnetica

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990006333U JP2510451Y2 (ja) 1990-01-26 1990-01-26 電磁石ベ―ス付ドリル装置

Publications (2)

Publication Number Publication Date
JPH03126512U true JPH03126512U (ja) 1991-12-19
JP2510451Y2 JP2510451Y2 (ja) 1996-09-11

Family

ID=11635439

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990006333U Expired - Lifetime JP2510451Y2 (ja) 1990-01-26 1990-01-26 電磁石ベ―ス付ドリル装置

Country Status (7)

Country Link
US (1) US5096339A (ja)
JP (1) JP2510451Y2 (ja)
KR (1) KR930002172Y1 (ja)
AU (1) AU617261B2 (ja)
DE (1) DE4102201C2 (ja)
GB (1) GB2241618B (ja)
IT (1) IT1245497B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021039186A1 (ja) * 2019-08-28 2021-03-04 日東工器株式会社 可搬型工作機

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0777687B2 (ja) * 1990-01-26 1995-08-23 日東工器株式会社 ドリル装置
GB2276246B (en) * 1990-10-27 1995-03-15 Birt Electronic Systems Limite Hall effect sensors
AU6735296A (en) * 1995-07-24 1997-02-18 Railfix N.V. System for manoeuvring a magnetic load, in particular a ferromagnetic load
AU6735396A (en) * 1995-07-24 1997-02-18 Railfix N.V. Electrical permanent-magnet system for manoeuvring a magnetic, particularly a ferromagnetic, load
JP3027538B2 (ja) * 1996-05-28 2000-04-04 日東工器株式会社 穿孔機制御装置
US6874980B1 (en) * 2002-10-25 2005-04-05 Controller for the electric motor of a high-speed spindle attachment used with computer-controlled milling machines
US20050286182A1 (en) * 2004-06-09 2005-12-29 Jackson Russell J Safety switch
US7677844B2 (en) * 2005-04-19 2010-03-16 Black & Decker Inc. Electronic clutch for tool chuck with power take off and dead spindle features
US8376667B2 (en) * 2007-07-27 2013-02-19 Milwaukee Electric Tool Corporation AC/DC magnetic drill press
US20090065225A1 (en) * 2007-09-07 2009-03-12 Black & Decker Inc. Switchable anti-lock control
US7735575B2 (en) 2007-11-21 2010-06-15 Black & Decker Inc. Hammer drill with hard hammer support structure
US7798245B2 (en) 2007-11-21 2010-09-21 Black & Decker Inc. Multi-mode drill with an electronic switching arrangement
US7762349B2 (en) * 2007-11-21 2010-07-27 Black & Decker Inc. Multi-speed drill and transmission with low gear only clutch
US7717192B2 (en) 2007-11-21 2010-05-18 Black & Decker Inc. Multi-mode drill with mode collar
US7770660B2 (en) 2007-11-21 2010-08-10 Black & Decker Inc. Mid-handle drill construction and assembly process
US7854274B2 (en) * 2007-11-21 2010-12-21 Black & Decker Inc. Multi-mode drill and transmission sub-assembly including a gear case cover supporting biasing
US7717191B2 (en) * 2007-11-21 2010-05-18 Black & Decker Inc. Multi-mode hammer drill with shift lock
DE102008035308A1 (de) * 2008-07-23 2010-01-28 C. & E. Fein Gmbh Bohrmaschine, insbesondere Kernlochbohrmaschine, sowie Verfahren zum Steuern einer solchen
DE102009022333A1 (de) * 2009-05-13 2010-11-18 C. & E. Fein Gmbh Magnetbohrständer mit Überwachung der Haltekraft
US20130287508A1 (en) 2012-04-25 2013-10-31 Milwaukee Electric Tool Corporation Magnetic drill press
DE112013004264B4 (de) 2012-08-31 2023-03-09 Uttam Sarda Elektropermanentmagnetische Haltevorrichtung mit Magnetflusssensor
WO2014169297A1 (en) * 2013-03-15 2014-10-16 Milwaukee Electric Tool Corporation Magnetic drill press
US9242367B2 (en) 2013-04-19 2016-01-26 Milwaukee Electric Tool Corporation Magnetic drill press
DE102013213120A1 (de) * 2013-07-04 2015-01-08 Metabowerke Gmbh Werkzeuggerät mit Abhebeerkennung
US9764438B2 (en) 2014-03-07 2017-09-19 Milwaukee Electric Tool Corporation Electromagnetic base for magnetic drill press
US9561568B2 (en) 2014-04-25 2017-02-07 Black & Decker Inc. Magnetic drill press with alternate power source
US9453769B2 (en) 2014-08-25 2016-09-27 Maglogix, Llc Method for developing a sensing system to measure the attractive force between a magnetic structure and its target by quantifying the opposing residual magnetic field (ORMF)
US10195707B2 (en) 2014-11-14 2019-02-05 Rolls-Royce Corporation Milling system
EP3109008B1 (en) * 2015-06-24 2018-08-15 Black & Decker Inc. Magnetic drill press with alternate power source
EP3411173B1 (en) * 2016-02-01 2022-11-16 Milwaukee Electric Tool Corporation Holding force detection for magnetic drill press
CN108555332A (zh) * 2018-07-17 2018-09-21 蚌埠市鸿鹄精工机械有限公司 一种钻床

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57102709A (en) * 1980-12-12 1982-06-25 Hitachi Koki Co Ltd Magnetic boring machine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU540768B2 (en) * 1979-04-05 1984-12-06 Everett Douglas Hougen Magnetic base drill
US4278371A (en) * 1980-02-29 1981-07-14 Milwaukee Electric Tool Corporation Safety interlock for electro-magnetic drill stand
KR860000144B1 (ko) * 1981-11-20 1986-02-27 도시오 미끼야 전자(電磁)베이스를 갖춘 드릴링 머어신
CH655455B (ja) * 1982-02-26 1986-04-30
US4639170A (en) * 1985-04-08 1987-01-27 Milwaukee Electric Tool Corporation Magnetic base for portable tools
JPH078444B2 (ja) * 1986-11-28 1995-02-01 日東工器株式会社 穿孔機
JPH0777687B2 (ja) * 1990-01-26 1995-08-23 日東工器株式会社 ドリル装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57102709A (en) * 1980-12-12 1982-06-25 Hitachi Koki Co Ltd Magnetic boring machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021039186A1 (ja) * 2019-08-28 2021-03-04 日東工器株式会社 可搬型工作機
JPWO2021039186A1 (ja) * 2019-08-28 2021-03-04
GB2600572B (en) * 2019-08-28 2023-03-29 Nitto Kohki Co Portable machine tool

Also Published As

Publication number Publication date
GB9101568D0 (en) 1991-03-06
US5096339A (en) 1992-03-17
GB2241618A (en) 1991-09-04
AU6993891A (en) 1991-08-01
ITMI910182A0 (it) 1991-01-25
DE4102201A1 (de) 1991-10-31
ITMI910182A1 (it) 1992-07-25
AU617261B2 (en) 1991-11-21
DE4102201C2 (de) 1997-02-27
IT1245497B (it) 1994-09-27
JP2510451Y2 (ja) 1996-09-11
GB2241618B (en) 1994-01-05
KR930002172Y1 (ko) 1993-04-26
KR910014034U (ko) 1991-08-30

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