JPS5939116U - Magnetic drilling machine overload protection device - Google Patents

Magnetic drilling machine overload protection device

Info

Publication number
JPS5939116U
JPS5939116U JP13449782U JP13449782U JPS5939116U JP S5939116 U JPS5939116 U JP S5939116U JP 13449782 U JP13449782 U JP 13449782U JP 13449782 U JP13449782 U JP 13449782U JP S5939116 U JPS5939116 U JP S5939116U
Authority
JP
Japan
Prior art keywords
drill
drilling machine
protection device
overload protection
magnet
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
JP13449782U
Other languages
Japanese (ja)
Inventor
茂 長野
伊藤　政徳
Original Assignee
日立工機株式会社
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 by 日立工機株式会社 filed Critical 日立工機株式会社
Priority to JP13449782U priority Critical patent/JPS5939116U/en
Publication of JPS5939116U publication Critical patent/JPS5939116U/en
Pending legal-status Critical Current

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  • Drilling And Boring (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来の磁気ボール盤の構造を示す一部縦断正面
図、第２図は第１図の側面図、第３図は本考案のスリッ
プ機構の縦断側面図、第４図は本考案のスリップ機構の
拡大正面図、第５図は送りハンドルと錐推力の関係図で
ある。 １・・・ｌ、ドリル、２・・・ボディ、５・・・ビニオ
ン、６・・・ハンドルシャフト、７・・・送りハンドル
、９・・・マグネット、１０・・・錐、１１・・・鋼板
。Fig. 1 is a partially longitudinal front view showing the structure of a conventional magnetic drilling machine, Fig. 2 is a side view of Fig. 1, Fig. 3 is a longitudinal sectional side view of the slip mechanism of the present invention, and Fig. 4 is a longitudinal sectional view of the slip mechanism of the present invention. FIG. 5, an enlarged front view of the slip mechanism, is a diagram showing the relationship between the feed handle and the drill thrust. 1...L, Drill, 2...Body, 5...Binion, 6...Handle shaft, 7...Feed handle, 9...Magnet, 10...Awl, 11... steel plate.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 鉄心にマグネットコイルが巻装されたマグネットと、該
マグネットの上部に取付けられたボディと、該ボディと
上下動可能に取付けられた電気ドリルと、該電気ドリル
の上下動を行う送りハンドル、ハンドルシャフト、ピニ
オン等により構成され、前記マグネットを鋼板などの被
削材に吸着させて、前記電気ドリル先端に取付けた錐に
、前記送りハンドルの荷重により錐推力を与えて被削材
に穴あけを行う磁気ボール盤において、前記錐推、力を
設定荷重でスリップさせるスリップ機構を設けたことを
特徴とする磁気ボール盤の過負荷保護装置。A magnet in which a magnetic coil is wound around an iron core, a body attached to the upper part of the magnet, an electric drill attached to the body so as to be able to move up and down, and a feed handle and a handle shaft for moving the electric drill up and down. , pinion, etc., the magnet is attracted to a work material such as a steel plate, and the load of the feed handle applies a drill thrust to a drill attached to the tip of the electric drill to drill a hole in the work material. An overload protection device for a magnetic drilling machine, characterized in that the drilling machine is provided with a slip mechanism that causes the drill thrust to slip at a set load.
JP13449782U 1982-09-03 1982-09-03 Magnetic drilling machine overload protection device Pending JPS5939116U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13449782U JPS5939116U (en) 1982-09-03 1982-09-03 Magnetic drilling machine overload protection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13449782U JPS5939116U (en) 1982-09-03 1982-09-03 Magnetic drilling machine overload protection device

Publications (1)

Publication Number Publication Date
JPS5939116U true JPS5939116U (en) 1984-03-13

Family

ID=30303036

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13449782U Pending JPS5939116U (en) 1982-09-03 1982-09-03 Magnetic drilling machine overload protection device

Country Status (1)

Country Link
JP (1) JPS5939116U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS546102A (en) * 1977-06-16 1979-01-18 Caterpillar Tractor Co Control apparatus for regulating drain of pump driven by prime mover

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS546102A (en) * 1977-06-16 1979-01-18 Caterpillar Tractor Co Control apparatus for regulating drain of pump driven by prime mover

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