WO2009043206A1 - Procédé de production de lime et dispositif correspondant - Google Patents

Procédé de production de lime et dispositif correspondant Download PDF

Info

Publication number
WO2009043206A1
WO2009043206A1 PCT/CN2007/003331 CN2007003331W WO2009043206A1 WO 2009043206 A1 WO2009043206 A1 WO 2009043206A1 CN 2007003331 W CN2007003331 W CN 2007003331W WO 2009043206 A1 WO2009043206 A1 WO 2009043206A1
Authority
WO
WIPO (PCT)
Prior art keywords
metal plate
electrolyte
electrolytic
manufacturing
window
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.)
Ceased
Application number
PCT/CN2007/003331
Other languages
English (en)
Chinese (zh)
Inventor
Qitian Lin
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of WO2009043206A1 publication Critical patent/WO2009043206A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J43/00—Implements for preparing or holding food, not provided for in other groups of this subclass
    • A47J43/25—Devices for grating
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J27/00—Cooking-vessels
    • A47J27/002—Construction of cooking-vessels; Methods or processes of manufacturing specially adapted for cooking-vessels
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F3/00—Electrolytic etching or polishing
    • C25F3/02—Etching
    • C25F3/14—Etching locally

Definitions

  • the present invention relates to a method of making a plurality of scraping edges on a thin metal sheet and apparatus therefor. Background technique
  • the scraping knife is a thin metal plate that protrudes from multiple edges and will be scraped, for example The radish and the like are rubbed and rubbed in the direction of the front surface of the metal plate, and the protruding edge on the surface of the metal plate is cut into a wire and a piece by the scraping material, and is discharged from the rear surface of the metal plate.
  • the conventional method of making a scraping blade is to stamp a thin metal plate to form a plurality of protruding edges.
  • the edge formed by stamping cannot form a sharp edge, and there are metal burrs on the edge of the edge. It is difficult for such a blade to continuously obtain a well-formed wire or piece, and it is easy to cause the blade to be clogged.
  • the scraping knife is now mostly made of a thin stainless steel material, and the stainless steel has good toughness, and the stamping and forming process is difficult.
  • the existing chemical etching method produces a scraping knife, which is covered with a corrosion-resistant protective layer on a thin metal plate.
  • the protective layer has a plurality of windows of a desired blade shape, and the metal etching plate is used to rinse or soak the metal plate, and the exposed metal is opened.
  • the etched liquid is corroded to form a desired blade shape, and then the punch is protruded to make the blade protrude from the flat plate to become a scraping blade.
  • the chemical etching solution reacts with the metal with a highly corrosive and volatile acidic liquid. The reaction is intense and a large amount of heat is released. The whole process is difficult to control, and it is difficult to control the processing precision, and it is difficult to form a smooth and sharp blade.
  • Another highly corrosive, volatile acidic liquid is harmful to people who work in this environment for a long time and can cause environmental pollution. Summary of the invention
  • the manufacturing method of the scraping blade provided by the present invention comprises the following steps: a. covering the anti-electrolytic protective layer on the thin metal plate, and opening a corresponding electrolysis window on the protective layer according to the desired blade shape;
  • the apparatus used in the above method comprises an electrolytic cell, a plurality of roller sets supporting and transporting workpieces (metal plates), and an electrolyte nozzle on one side or both sides of the roller set, wherein the electrolyte nozzles are arranged
  • a valve is disposed on the liquid supply pipe, and the two poles of the voltage-adjustable DC power source are electrically connected to the electrolyte and the workpiece, respectively.
  • the metal plate is electrolytically electrolyzed to form more than one desired blade shape on the surface of the plate.
  • the entire process can be controlled by adjusting the electrolysis voltage or (and) the electrolyte concentration or the flow rate of the electrolyte to make the machining accuracy easier to control, resulting in a smooth and sharp surface.
  • the electrolyte used in electrolytic electrolysis is a commonly used non-toxic inorganic salt electrolyte. It does not use volatile and highly corrosive acidic liquids, and it does not cause harm to the human body and does not cause environmental pollution.
  • the apparatus used in the method for manufacturing a scraping blade according to the present invention can move the electrolyzed metal plate along the roller set, and the electrolyte nozzle disposed on one side or both sides of the roller can be immersed in the electrolytic cell at the same time or only on one side.
  • the workpiece in the liquid ejects the electrolyte, so that the electrolyte having a large ion concentration close to the workpiece is washed away, thereby increasing the electrolysis strength.
  • Figure 1 is a schematic view showing a method of manufacturing a scraping blade according to Embodiment 1;
  • Figure 2 is a schematic view showing the shape of the product obtained in the manner of Figure 1;
  • Figure 3 is a partial enlarged view of the blade edge portion of Figure 2;
  • Figure 4 is a schematic view of the apparatus used in the method of manufacturing a scraping blade according to Embodiment 1;
  • Figure 5 is a schematic illustration of the apparatus used in the method of making a doctor blade of Example 2. detailed description
  • the method for manufacturing a scraping blade provided in this embodiment includes the following steps: a. covering the electrolytic protective layer on the thin metal plate, printing the ordinary ink used in the conventional printing on the front surface 2 and the rear surface 3 of the metal plate 1 by using a printing machine, thereby forming an electrolytic protective layer, and the metal plate 1 during the printing process
  • the front and rear surface protective layers 4, 5 respectively have an electrolytic window 4a, an electrolytic window 5a (ie, a notch of the protective layer), and the front and rear surface electrolytic windows 4a, 5a of the metal plate are misaligned with each other, that is, the rear surface of the scraping blade is ensured.
  • Electrolytic window 5 a compared to the electrolytic window 4 a of the front surface of the scraping blade, widened by the root of the root (the root of the protruding blade) 10 0;
  • the metal plate is placed in the electrolytic cell, the positive electrode of the direct current power source is connected with the metal plate (the metal plate is used as the electrolytic anode), and the negative electrode is connected with the electrode of the electrolytic solution which is another electrolytic cathode, and the electrolyte is impacted through the nozzle at the electrolysis window of the rear surface.
  • the randomly flowing electrolyte infiltrates the bare metal in the front surface window under no pressure, and the exposed metal plate is electrolyzed to form the shape of the knife;
  • the anti-electrolytic protective layer having the electrolytic window on the front and rear surfaces of the metal plate can also be formed by the "silk printing, exposure, and development" process in the anti-corrosion protective layer laying method of the conventional chemical etching technique.
  • the electrolyte is impacted under pressure in the electrolysis process.
  • the metal exposed to the rear window allows the back surface to be electrolyzed faster, while the front surface is electrolyzed by the non-pressure corrosive solution and is electrolyzed slowly.
  • a sharp and smooth surface is formed near the front surface of the metal section.
  • the cutting edge, the cutting edge to the front surface has an inclination angle 9 (the inclination angle is about 0.03 hidden), and the wire, the piece and the body which are easy to cut are separated.
  • planing knives manufactured by the present invention have sharp blade edges, are labor-saving and smooth, and can be continuously cut into well-formed wires or sheets.
  • the entire manufacturing process of the scraping blade of this embodiment can control the electrolysis intensity by adjusting the electrolysis voltage or (and) the concentration of the electrolyte or the flow rate of the electrolyte, making the processing precision easier to control.
  • the electrolyte is a non-toxic inorganic salt electrolyte commonly used in conventional electrolysis, such as NaCl, KC1, NaS04, etc.
  • the electrolyte can also only immerse the metal plate and expose the exposed metal at the electrolysis window. Electrolysis, due to the misalignment structure of the front and rear surface protection windows, can also form a sharp and smooth surface of the blade and a knife base that is long and smooth in the direction of the discharge.
  • the equipment used in the method of manufacturing the scraping knife as shown in FIG.
  • a plurality of rollers 103 supporting and transporting the workpiece (metal plate with electrolytic window) 102 are disposed, and an electrolyte nozzle 104 is disposed on one side of the roller, and the electrolyte nozzle is provided with a switch or flow for controlling the liquid supply pipe
  • the valve 102 is connected to the positive pole of the DC power supply, and the electrolyte is electrically connected to the negative pole of the DC power supply.
  • the apparatus used in the manufacturing method of the scraping blade of the embodiment can move the electrolyzed workpiece 102 (metal plate) along the roller set, and the electrolyte nozzle on the roller side can be applied to the rear surface of the workpiece immersed in the electrolytic cell.
  • the electrolyte is sprayed, and the electrolyte having a large ion concentration close to the workpiece is washed away, thereby increasing the electrolytic strength.
  • the apparatus used in the method of manufacturing the scraping blade has two partitions 105 in the electrolytic cell 101 to divide the electrolytic cell and the electrolyte nozzle into three compartments 106, and each of the partitions 105 has a passage 107 through which the workpiece and the roller set pass, in each compartment, the workpiece (metal plate with an electrolytic window) 102 and the electrolyte can be electrically connected to respective independent DC power sources for electrolysis thereof, and the power supply voltage can be
  • a set of independent electrolyte nozzles are respectively arranged on both sides of the roller, and each set of independent nozzles has its corresponding liquid supply pipe, and correspondingly controls the electrolyte switch and the flow rate on the respective pipes.
  • the door is wide and the rest is the same as the device described in Embodiment 1.
  • the workpiece is sequentially electrolyzed from the first and second compartments along the roller.
  • the electrolysis strength of each compartment can be controlled by adjusting the power supply voltage and electrolyte flow rate of each compartment and the electrolysis time.
  • the electrolysis voltage and the electrolyte impact velocity of the first compartment can be adjusted to be larger, and the remaining compartments are sequentially reduced, and the workpiece is driven by the roller, firstly subjected to electrolysis with high strength through the first compartment, and then through the partition opening.
  • the second and third compartments are further electrolyzed at a lower intensity, and the electrolysis of each compartment repairs the unevenness of the blade formed by the electrolysis of the previous compartment, so that the blade and its periphery are smoother.
  • each compartment can control the electrolysis voltage according to the requirements.
  • the electrolyte flow rate and flow rate, as well as the electrolysis time in each compartment in turn control the electrolysis strength to obtain a scraping blade of the desired machining accuracy.

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Electrolytic Production Of Metals (AREA)

Abstract

Cette invention concerne un procédé permettant de produire une lime, lequel procédé consiste à déposer les couches résistantes à l'électrolyse (4, 5) sur les surfaces avant et arrière d'une plaque métallique (1), à ménager des ouvertures (4a, 5a) dans ces couches (4, 5) déposées sur les surfaces avant et arrière selon une forme de découpe, l'ouverture (5a) ménagée sur la surface arrière étant plus grande que l'ouverture (4a) ménagée sur la surface avant, à plonger la plaque métallique (1) dans un bain électrolytique (101), deux électrodes de courant continu reliées à la plaque métallique (1) et à l'électrolyte, lequel électrolyte attaque la zone exposée sur la plaque métallique (1) ce qui permet de former la forme de découpe. Un dispositif de production de lime comprend un bain électrolytique (101), des roulements (103) permettant de transférer une pièce à usiner (102) et placés dans le bain électrolytique (101) et des tuyères qui sont placées sur au moins un côté des roulements (103), deux électrodes de courant continu sont reliées à la pièce à usiner (102) et à l'électrolyte. Le procédé et le dispositif susmentionnés permettent d'améliorer la précision des arêtes.
PCT/CN2007/003331 2007-09-30 2007-11-26 Procédé de production de lime et dispositif correspondant Ceased WO2009043206A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200710030683.5 2007-09-30
CN2007100306835A CN101219492B (zh) 2007-09-30 2007-09-30 一种制造刮削刀的方法及其设备

Publications (1)

Publication Number Publication Date
WO2009043206A1 true WO2009043206A1 (fr) 2009-04-09

Family

ID=39629707

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2007/003331 Ceased WO2009043206A1 (fr) 2007-09-30 2007-11-26 Procédé de production de lime et dispositif correspondant

Country Status (2)

Country Link
CN (1) CN101219492B (fr)
WO (1) WO2009043206A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4013498A (en) * 1974-07-11 1977-03-22 Buckbee-Mears Company Etching apparatus for accurately making small holes in thick materials
US5100506A (en) * 1990-12-04 1992-03-31 Grace Manufacturing Inc. Chemically machined sheet metal cutting tools and method
CN1054330C (zh) * 1994-04-18 2000-07-12 布劳恩股份有限公司 用于电动剃须装置或割须装置的切刀装置的切刀
US20030035693A1 (en) * 2001-08-20 2003-02-20 Louis Chalfant Ribbon tooth cutting tool and method
CN1570221A (zh) * 2003-07-18 2005-01-26 中芯国际集成电路制造(上海)有限公司 电解式掩膜铬膜的蚀刻制程方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4013498A (en) * 1974-07-11 1977-03-22 Buckbee-Mears Company Etching apparatus for accurately making small holes in thick materials
US5100506A (en) * 1990-12-04 1992-03-31 Grace Manufacturing Inc. Chemically machined sheet metal cutting tools and method
CN1054330C (zh) * 1994-04-18 2000-07-12 布劳恩股份有限公司 用于电动剃须装置或割须装置的切刀装置的切刀
US20030035693A1 (en) * 2001-08-20 2003-02-20 Louis Chalfant Ribbon tooth cutting tool and method
CN1570221A (zh) * 2003-07-18 2005-01-26 中芯国际集成电路制造(上海)有限公司 电解式掩膜铬膜的蚀刻制程方法

Also Published As

Publication number Publication date
CN101219492A (zh) 2008-07-16
CN101219492B (zh) 2011-10-19

Similar Documents

Publication Publication Date Title
US5700366A (en) Electrolytic process for cleaning and coating electrically conducting surfaces
Datta Fabrication of an array of precision nozzles by through‐mask electrochemical micromachining
CN109570666A (zh) 电解线切割加工用双极性工具电极及制作与加工方法
CN107338469B (zh) 一种铁件表面锌层及铬钝化层电解退镀的方法
CN104647880B (zh) 一种激光版脱脂方法
CN109457270A (zh) 一种钛基涂层钛阳极的制备方法
CN103320831A (zh) 金属工件的阳极氧化染色方法
WO2003085174A2 (fr) Dispositif et procede de retrait de zones de surface d'un composant
CN103522732B (zh) 一种半浸式腐蚀激光制版方法
CN105112983A (zh) 不锈钢板表面着色加工方法
Kunar et al. Influence of various pulse waveforms during fabrication of micro rectangular pattern by masked tool using electrochemical micromachining
JP2002015752A (ja) 燃料電池セパレータの製造方法および製造装置
CN101532164A (zh) 彩色不锈钢板表面装饰图文的高频脉冲静液电解蚀刻方法
CN1780939B (zh) 用于制造阴极板的方法和装置
CN117597475A (zh) 用于通过电解质射流对工件的导电表面进行等离子体电解加工的设备和方法
CN104342739A (zh) 一种导电基材之表面处理方法
US10497945B2 (en) Process for producing a distributor plate for an electrochemical system and distributor plate for an electrochemical system
WO2009043207A1 (fr) Procédé permettant de fabriquer une lime
CN101767281B (zh) 散热板制作方法
CN101219492B (zh) 一种制造刮削刀的方法及其设备
US20140054178A1 (en) Electrode mask for electrowinning a metal
Coleman et al. Electrodeposition of copper patterns using EnFACE technique under ultrasonic agitation
CN204503477U (zh) 一种具有磨损自动报警开关的涂布刮刀
KR20010073546A (ko) 전해 제련용 음극판
CN210104101U (zh) 点镀电极模组

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 07845703

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 2007845703

Country of ref document: EP

122 Ep: pct application non-entry in european phase

Ref document number: 07845703

Country of ref document: EP

Kind code of ref document: A1