GB1005458A - Improvements in or relating to the electrolytic removal of material from the surfaceof an elongated body - Google Patents

Improvements in or relating to the electrolytic removal of material from the surfaceof an elongated body

Info

Publication number
GB1005458A
GB1005458A GB30964A GB30964A GB1005458A GB 1005458 A GB1005458 A GB 1005458A GB 30964 A GB30964 A GB 30964A GB 30964 A GB30964 A GB 30964A GB 1005458 A GB1005458 A GB 1005458A
Authority
GB
United Kingdom
Prior art keywords
bar
stock
die
space
electrolyte
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.)
Expired
Application number
GB30964A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ateliers des Charmilles SA
Original Assignee
Ateliers des Charmilles SA
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 Ateliers des Charmilles SA filed Critical Ateliers des Charmilles SA
Publication of GB1005458A publication Critical patent/GB1005458A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23HWORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H9/00Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
    • B23H9/005Machining elongated bodies, e.g. rods

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Metal Extraction Processes (AREA)

Abstract

<PICT:1005458/C6-C7/1> Elongated bodies, e.g. bars of metal, or wire, are de-scaled and machined to size by passing the bar through a die-stock 2 provided with electrodes e.g. annular discs 3a-3d the internal faces of whichare parallel to the bar, and forcing electrolyte in the narrow inter-space, preferably flowing in the opposite direction to the travel of the bar. The die stock is of conical section. Electrolyte, e.g. aqueous NaCl, is forced by a pump 8 to chambers 11 at each end of the treating inter-space and is evacuated from a space 14 to the tank 10 via a filter 17. A valve 16 maintains a high counter-pressure on the flowing electrolyte. The rounded entry at 20 prevents turbulent flow. The bars when of circular cross-section, may be rotated while moving through the dies, which may also be rotated. In modifications, (1) the annular discs 3a forming the die-stock may be separated by insulating members, and the dies connected to alternate positive and negative poles, whereby grooves are formed in the bar, (2) three-phase current supply is connected to three such mutually insulated discs, (3) I-section material is formed.
GB30964A 1963-09-04 1964-01-03 Improvements in or relating to the electrolytic removal of material from the surfaceof an elongated body Expired GB1005458A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1096163A CH414033A (en) 1963-09-04 1963-09-04 Method of electrolytically removing material from the surface of an elongated body, and apparatus for carrying out this method

Publications (1)

Publication Number Publication Date
GB1005458A true GB1005458A (en) 1965-09-22

Family

ID=4368624

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30964A Expired GB1005458A (en) 1963-09-04 1964-01-03 Improvements in or relating to the electrolytic removal of material from the surfaceof an elongated body

Country Status (4)

Country Link
CH (1) CH414033A (en)
DE (1) DE1294794B (en)
FR (1) FR1377086A (en)
GB (1) GB1005458A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3414501A (en) * 1964-12-21 1968-12-03 Philip Morris Inc Method and apparatus for shaping, sharpening and polishing razor blades
US3658684A (en) * 1969-10-13 1972-04-25 Electrogenics Inc Electrochemical machining apparatus
US4160314A (en) * 1978-04-28 1979-07-10 The United States Of America As Represented By The Secretary Of The Navy Degraining, a three step process to obtain propellant samples from case bonded motors
EP1349693A2 (en) * 2000-11-27 2003-10-08 Lehr Precision Inc. Fluted electrochemical machining
WO2012149382A1 (en) * 2011-04-29 2012-11-01 General Electric Company Apparatus and method for reducing outer shells of metal or metal composition wires

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3058895A (en) * 1958-11-10 1962-10-16 Anocut Eng Co Electrolytic shaping
NL291574A (en) * 1962-04-16

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3414501A (en) * 1964-12-21 1968-12-03 Philip Morris Inc Method and apparatus for shaping, sharpening and polishing razor blades
US3658684A (en) * 1969-10-13 1972-04-25 Electrogenics Inc Electrochemical machining apparatus
US4160314A (en) * 1978-04-28 1979-07-10 The United States Of America As Represented By The Secretary Of The Navy Degraining, a three step process to obtain propellant samples from case bonded motors
EP1349693A2 (en) * 2000-11-27 2003-10-08 Lehr Precision Inc. Fluted electrochemical machining
EP1349693A4 (en) * 2000-11-27 2005-01-12 Lehr Prec Inc Fluted electrochemical machining
WO2012149382A1 (en) * 2011-04-29 2012-11-01 General Electric Company Apparatus and method for reducing outer shells of metal or metal composition wires

Also Published As

Publication number Publication date
FR1377086A (en) 1964-10-31
CH414033A (en) 1966-05-31
DE1294794B (en) 1969-05-08

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