CN106392385B - Welding rod stainless steel wire production technology - Google Patents

Welding rod stainless steel wire production technology Download PDF

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Publication number
CN106392385B
CN106392385B CN201611069338.8A CN201611069338A CN106392385B CN 106392385 B CN106392385 B CN 106392385B CN 201611069338 A CN201611069338 A CN 201611069338A CN 106392385 B CN106392385 B CN 106392385B
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China
Prior art keywords
wire rod
stainless steel
wire
boiler tube
central shaft
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CN201611069338.8A
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CN106392385A (en
Inventor
胡建祥
徐建华
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Xiangrui Stainless Steel Precision Wire Jingjiang Co ltd
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JIANGYIN XIANGRUI STAINLESS STEEL FINE WIRE CO Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/40Making wire or rods for soldering or welding

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wire Processing (AREA)

Abstract

A kind of welding rod stainless steel wire production technology of the present invention, includes following steps:Step 1, the drying of online epithelium;Wire rod derived from paying out machine coats film agent after constant tension device keeps constant tension, in wire surface, then carries out being dried in 120 ~ 140 DEG C of baking oven;Step 2, multi pass drawing;Wire rod after epithelium drying in step 1 is imported into continuous drawing 5 ~ 6 times on straight drawing machine;Wire rod after step 3, drawing carries out surface cathodic pickling;Step 4, surface-brightening processing;Wire rod after cathodic pickling in step 3 is imported and carries out surface-brightening heat treatment in heat-treatment furnace;Wire rod after heat treatment is carried out water cooling, washes and dry by step 5;Step 6, powder are drawn;Wire rod is subjected to single pass drawing by entering after powder box in mold.A kind of welding rod stainless steel wire production technology of the present invention, coating and stainless steel wire are tightly combined securely.

Description

Welding rod stainless steel wire production technology
Technical field
The present invention relates to a kind of stainless steel wire production technology, more particularly, to a kind of production technology of welding rod stainless steel wire, Belong to stainless steel wire technical field.
Background technology
Welding rod is most conventional welding materials, and conventional welding rod is made of core wire and coating two parts --- outside metal core wire Coating (coating) is wrapped, welding rod type is different, and core wire is also different;The ingredient of the metal core of core wire, that is, welding rod, core wire is straight The ingredient and performance for affecting weld metal are connect, core wire is usually a steel wire with certain length and diameter.
When welding, there are two effects for core wire:First, conduction welding current, generates electric arc and converts electrical current into thermal energy, second is that Core wire fusing itself fuses to form weld seam as filling metal with liquid base metals;When welding rod welds, core wire metal becomes whole A part for a weld metal, so the chemical composition of core wire, directly affects the quality of weld seam.
Stainless steel electrode can be divided into straight-chromiun stainless steel welding rod and chromium nickel stainless steel welding rod, and straight-chromiun stainless steel has centainly anti-corrosion (Oxidizing acid, organic acid, cavitation erosion)Heat-resisting and corrosion resisting property is typically chosen as the equipment and materials such as power station, chemical industry, oil.But chromium Solderability is poor under normal circumstances for stainless steel, it should be noted that welding procedure, heat treatment condition and the suitable welding rod of selection.Chromium nickel is not The steel electrode that becomes rusty has good corrosion resistance and inoxidizability, is widely used in chemical industry, chemical fertilizer, oil, medical machinery manufacture.It is anti- It only being generated due to heating and is corroded between eyeball, welding current should not be too big, and more less than carbon steel 20% or so, electric arc should not mistake Long, interlayer rapid cooling is advisable with string(er) bead.
Since the resistance value of the core wire of stainless steel electrode is bigger than carbon steel, thermal conductivity is poorer than carbon steel, and the table of stainless steel molten drop Face tension is big, thus its molten drop is based on bulky grain short circuiting transfer, so with the extension of weld interval in the welding process It is increased with temperature, it is not ideal enough just to will produce welding technological properties;General stainless steel electrode in the welding process, electrode coating Rubescent, the burn-off rate of welding rod becomes faster suddenly, and the droplet transfer is not easy to control, and electric arc moves swiftly, and appearance of weld is deteriorated;Rubescent welding rod Coating cracks after cooling, causes welding rod that can not be continuing with and causes very big waste, and stainless steel electrode higher price, therefore reduces Its higher operating costs;
Therefore it needs to produce the covered electrode with high adhesion, in order to enable coating is preferably bonded in stainless steel wire On, other than improving the composition of coating, it is also necessary in the preparation process of stainless steel wire stainless steel wire drawing is more uniformly distributed, Surface consistent degree is more uniformly distributed, so that it can be more closely when being combined with coating;But conventional stainless steel wire production Apply in the process due to lacking constant tension, by it is different pull will cause after power whole steel wire various pieces by Power is inconsistent, causes its uniformity poor, influences the consistency after it is combined with coating.
Invention content
The purpose of the present invention is to overcome the above shortcomings and to provide a kind of coatings and stainless steel wire to be tightly combined firm welding rod Stainless steel wire production technology.
The object of the present invention is achieved like this:
A kind of welding rod stainless steel wire production technology, the technique include following steps:
Step 1, the drying of online epithelium;
Wire rod derived from paying out machine coats film agent after constant tension device keeps constant tension, in wire surface, then Dried in 120 ~ 140 DEG C of baking oven;
Step 2, multi pass drawing;
Wire rod after epithelium drying in step 1 is imported into continuous drawing 5 ~ 6 times on straight drawing machine;
Wire rod after step 3, drawing carries out surface cathodic pickling;
Step 4, surface-brightening processing;
Wire rod after cathodic pickling in step 3 is imported and carries out surface-brightening heat treatment in heat-treatment furnace;
Wire rod after heat treatment is carried out water cooling, washes and dry by step 5;
Step 6, powder are drawn;
Wire rod is subjected to single pass drawing by entering after powder box in mold;
Powder in powder box be odium stearate, calcium stearate and barium stearate mixture;Core surface in diaphragm capsule It is densely covered with particles of silicon carbide, to provide its wearability, the draft of drawing is 8 ~ 10%;
Constant tension device in step 1 includes bottom plate, and the bottom plate center is equipped with a central shaft vertically upward, described It is fixed with a reel on the bottom surface of bottom plate, a friction plate is fixed on the top surface of the bottom plate, the friction plate is set in center On axis, there is a supporting plate to be set on central shaft, and supporting plate activity is positioned on friction plate, above-mentioned supporting plate and central shaft it Between be provided with bearing, and the bearing holder (housing, cover), loaded on central shaft, a pressing plate is pressed on the bearing;It is equipped at the top of the central shaft One cover board, is set with spring on the central shaft, and central shaft is between pressing plate and cover board, two on the side wall of the supporting plate Be connected to oblique connection strap, outlet board be installed on the oblique connection strap, wire rod on reel after pass through wearing on outlet board It draws in hole;
Heat-treatment furnace in step 4 includes more boiler tubes being connected in heating device, and boiler tube is held on heating dress In the arc groove of refractory brick top surface in setting, the heating tube being arranged in the heating device is located at the top of boiler tube;Intermediate gas tank It is connected with ammonia destruction furnace, and intermediate gas tank is connected with every boiler tube respectively by more branch pipes;Thus will be in ammonia destruction furnace The nitrogen and hydrogen of generation import in boiler tube, and nitrogen is inert gas, serve as protective gas, hydrogen the open end of boiler tube with Extraneous oxygen combustion, to stop that oxygen is carried out as in boiler tube, external screw thread, resistance to mill tube are provided on the outer wall of the open end of boiler tube Inner wall be provided with internal thread, resistance to mill tube is spun on by inside spin on the external screw thread of boiler tube, and the center of resistance to mill tube be provided with it is logical Cross the perforation of wire rod.
Compared with prior art, the beneficial effects of the invention are as follows:
Using after constant tension device in the preceding road unwrapping wire process of the present invention, stainless steel wire obtains constant in process of production Tension, therefore it no matter in drawing or other processes, stress is more uniformly distributed, and ensure that the consistency of stainless steel wire so that It, which is subsequently combined with coating, is more uniformly distributed reliably;Meanwhile in heat treatment procedure by ammonolysis craft gas to stainless in boiler tube Steel wire is protected, and the generation of deposit is avoided, and improves the treatment effect of stainless steel wire.
Description of the drawings
Fig. 1 is the structural schematic diagram of the constant tension device in a kind of welding rod stainless steel wire production technology of the present invention.
Fig. 2 is the structural schematic diagram of the heat-treatment furnace in a kind of welding rod stainless steel wire production technology of the present invention.
Wherein:
Bottom plate 101, central shaft 102, reel 103, friction plate 104, supporting plate 105, pressing plate 106, bearing 107, cover board 108, spring 109, oblique connection strap 110, outlet board 111;
Boiler tube 1, heating device 2, solution heat treatment slot 3, intermediate gas tank 4;
Heating tube 2.1.
Specific implementation mode
Referring to Fig. 1, a kind of welding rod stainless steel wire production technology of the present invention, the technique includes following steps:
Step 1, the drying of online epithelium;
Wire rod derived from paying out machine coats film agent after constant tension device keeps constant tension, in wire surface, then Dried in 120 ~ 140 DEG C of baking oven;
Step 2, multi pass drawing;
Wire rod after epithelium drying in step 1 is imported into continuous drawing 5 ~ 6 times on straight drawing machine;
Wire rod after step 3, drawing carries out surface cathodic pickling;
Step 4, surface-brightening processing;
Wire rod after cathodic pickling in step 3 is imported and carries out surface-brightening heat treatment in heat-treatment furnace;
Wire rod after heat treatment is carried out water cooling, washes and dry by step 5;
Step 6, powder are drawn;
Wire rod is subjected to single pass drawing by entering after powder box in mold;
Powder in powder box be odium stearate, calcium stearate and barium stearate mixture;Core surface in diaphragm capsule It is densely covered with particles of silicon carbide, to provide its wearability, the draft of drawing is 8 ~ 10%;
Using the mixed powder of above-mentioned three kinds of materials as powdered lubricant after, after enabling to its drawing densification be attached to steel wire The surface of wire rod, without floating powder, ensure welding rod production process in without dust pollution, ensure tangential velocity while, coating with it is stainless High adhesion between steel electrode.
Constant tension device in step 1 includes bottom plate 101, and 101 center of the bottom plate is equipped with a center vertically upward Axis 102 is fixed with a reel 103 on the bottom surface of the bottom plate 101, a friction plate is fixed on the top surface of the bottom plate 101 104, the friction plate 104 is set on central shaft 102, has a supporting plate 105 to be set on central shaft 102, and supporting plate 105 Activity is positioned on friction plate 104, and bearing 107, and 107 sets of the bearing are provided between above-mentioned supporting plate 105 and central shaft 102 Loaded on central shaft 102, a pressing plate 106 is pressed on the bearing 107;102 top of the central shaft is equipped with a cover board 108, It is set with spring 109 on the central shaft 102, and central shaft 102 is between pressing plate 106 and cover board 108, the supporting plate Two are connected to oblique connection strap 110 on 105 side wall, and outlet board 111, stainless steel wire winding are equipped on the oblique connection strap 110 It is drawn by the perforation on outlet board 111 after on reel 103;
In use, supporting plate 105 is pressed together on friction plate 104 by the elastic force provided by spring 109, due to spring 109 The elastic constant of offer, therefore the frictional force between supporting plate 105 and friction plate 104 is constant, and when stainless steel wire is pullled, Power balances each other with frictional force, therefore its constant tension, is conducive to the progress of subsequent technique, ensures the quality of production.
Heat-treatment furnace in step 4 includes more boiler tubes 1 being connected in heating device 2, and boiler tube 1 is held on heating In the arc groove of refractory brick top surface in device 2, the heating tube 2.1 being arranged in the heating device 2 is located at the top of boiler tube 1; Intermediate gas tank 4 is connected with ammonia destruction furnace, and intermediate gas tank 4 is connected with every boiler tube 1 respectively by more branch pipes;Thus will The nitrogen and hydrogen generated in ammonia destruction furnace imports in boiler tube 1, and nitrogen is inert gas, serves as protective gas, hydrogen is in stove The open end of pipe 1 and extraneous oxygen combustion, to stop that oxygen carries out in such as boiler tube 1, therefore ensure that the stainless steel in boiler tube 1 Silk will not be in contact during brightness heat treatment with oxygen, ensure that treatment effect and the participation of no oxygen also subtracts significantly The generation for having lacked impurity avoids the generation of deposit on 1 inner wall of boiler tube;
Further, anti-deposit coating is coated on the inner wall of the boiler tube 1, to ensure to be that convenient deposit generates, It will not be adhered with the inner wall of boiler tube 1, easy cleaning is safeguarded;
Further, external screw thread is provided on the outer wall of the open end of boiler tube 1, the inner wall of resistance to mill tube is provided with internal thread, Resistance to mill tube is spun on by inside spin on the external screw thread of boiler tube 1, and the center of resistance to mill tube is provided with the perforation by stainless steel wire, should Resistance to mill tube is made of wear-resistant material, passes through resistance to mill tube so that by 1 both ends of boiler tube stainless steel wire can smooth centering, avoid Its friction caused by inclination with boiler tube inner wall;
Further, the boiler tube 1 is inserted in solution heat treatment slot 3, after heating device 2 is heated, by solid Coolant liquid in molten heat treatment groove 3 carries out solution annealing processing(A kind of water-cooling pattern i.e. in step 5), further help in and carry The treatment effect of high stainless steel wire;
In addition:It should be noted that above-mentioned specific implementation mode is only a prioritization scheme of this patent, the skill of this field Any change or improvement that art personnel are done according to above-mentioned design, within the protection domain of this patent..

Claims (1)

1. a kind of welding rod stainless steel wire production technology, it is characterised in that:The technique includes following steps:
Step 1, the drying of online epithelium;
Wire rod derived from paying out machine coats film agent after constant tension device keeps constant tension, in wire surface, then 120 It is dried in ~ 140 DEG C of baking oven;
Step 2, multi pass drawing;
Wire rod after epithelium drying in step 1 is imported into continuous drawing 5 ~ 6 times on straight drawing machine;
Wire rod after step 3, drawing carries out surface cathodic pickling;
Step 4, surface-brightening processing;
Wire rod after cathodic pickling in step 3 is imported and carries out surface-brightening heat treatment in heat-treatment furnace;
Wire rod after heat treatment is carried out water cooling, washes and dry by step 5;
Step 6, powder are drawn;
Wire rod is subjected to single pass drawing by entering after powder box in mold;
Powder in powder box be odium stearate, calcium stearate and barium stearate mixture;Core surface in diaphragm capsule is gathered There is particles of silicon carbide, to provide its wearability, the draft of drawing is 8 ~ 10%;
Constant tension device in step 1 includes bottom plate(101), the bottom plate(101)Center is equipped with a center vertically upward Axis(102), the bottom plate(101)Bottom surface on be fixed with a reel(103), the bottom plate(101)Top surface on be fixed with one Friction plate(104), the friction plate(104)It is set in central shaft(102)On, there is a supporting plate(105)It is set in central shaft (102)On, and supporting plate(105)Activity is positioned over friction plate(104)On, above-mentioned supporting plate(105)With central shaft(102)Between It is provided with bearing(107), and the bearing(107)It is set in central shaft(102)On, a pressing plate(106)It is pressed on the bearing(107) On;The central shaft(102)Top is equipped with a cover board(108), the central shaft(102)On be set with spring(109), and in Mandrel(102)Positioned at pressing plate(106)And cover board(108)Between, the supporting plate(105)Side wall on be connected with oblique connection strap (110), the oblique connection strap(110)On outlet board is installed(111), wire rod is wound on reel(103)Pass through outlet board after upper (111)On perforation draw;
Heat-treatment furnace in step 4 includes to be connected to heating device(2)More interior boiler tubes(1), and boiler tube(1)It is held on and adds Thermal(2)In the arc groove of interior refractory brick top surface, the heating device(2)The heating tube of interior setting(2.1)Positioned at boiler tube (1)Top;Intermediate gas tank(4)It is connected with ammonia destruction furnace, and intermediate gas tank(4)By more branch pipes respectively with every boiler tube (1)It is connected;To which the nitrogen and hydrogen that are generated in ammonia destruction furnace are imported boiler tube(1)Interior, nitrogen is inert gas, serves as guarantor Shield property gas, hydrogen is in boiler tube(1)Open end and extraneous oxygen combustion, to stop that oxygen enters boiler tube(1)It is interior, boiler tube (1)Open end outer wall on be provided with external screw thread, the inner wall of resistance to mill tube is provided with internal thread, and resistance to mill tube is set by inside spin line In boiler tube(1)External screw thread on, and the center of resistance to mill tube is provided with the perforation by wire rod.
CN201611069338.8A 2016-11-29 2016-11-29 Welding rod stainless steel wire production technology Active CN106392385B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108326473B (en) * 2017-07-31 2021-07-23 江西金世纪特种焊接材料有限公司 Surface treatment process of phosphorus-copper brazing material
CN109261731B (en) * 2018-08-24 2020-09-22 江阴康瑞成型技术科技有限公司 Production process of corrosion-resistant anti-loosening stainless steel house nail line

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63235095A (en) * 1987-03-24 1988-09-30 Nippon Steel Weld Prod & Eng Co Ltd Instrument for continuously and automatically measuring filling ratio of flux
JPH0557482A (en) * 1991-09-03 1993-03-09 Soltec Kk Method for drawing flux-cored solder wire
CN102139426A (en) * 2010-11-24 2011-08-03 天津三英焊业股份有限公司 Flux-cored wire forming unit and production method for flux-cored wires
CN102166693A (en) * 2010-02-26 2011-08-31 宝山钢铁股份有限公司 Antirust method for cold drawing production of high-strength alloy welding wire
CN102528336A (en) * 2011-12-13 2012-07-04 浙江亚通焊材有限公司 Method for preparing high-plasticity welding wire by use of brittle Sn-Bi alloy
CN103537820A (en) * 2012-07-12 2014-01-29 上海大西洋焊接材料有限责任公司 Stainless steel argon arc welding wire and manufacturing method thereof
CN104148828A (en) * 2014-05-28 2014-11-19 无锡兴澄华新钢材有限公司 Processing technology of stainless steel welding wire
CN105772992A (en) * 2016-03-18 2016-07-20 中国兵器工业第五二研究所 Novel aluminum alloy welding wire preparation method

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63235095A (en) * 1987-03-24 1988-09-30 Nippon Steel Weld Prod & Eng Co Ltd Instrument for continuously and automatically measuring filling ratio of flux
JPH0557482A (en) * 1991-09-03 1993-03-09 Soltec Kk Method for drawing flux-cored solder wire
CN102166693A (en) * 2010-02-26 2011-08-31 宝山钢铁股份有限公司 Antirust method for cold drawing production of high-strength alloy welding wire
CN102139426A (en) * 2010-11-24 2011-08-03 天津三英焊业股份有限公司 Flux-cored wire forming unit and production method for flux-cored wires
CN102528336A (en) * 2011-12-13 2012-07-04 浙江亚通焊材有限公司 Method for preparing high-plasticity welding wire by use of brittle Sn-Bi alloy
CN103537820A (en) * 2012-07-12 2014-01-29 上海大西洋焊接材料有限责任公司 Stainless steel argon arc welding wire and manufacturing method thereof
CN104148828A (en) * 2014-05-28 2014-11-19 无锡兴澄华新钢材有限公司 Processing technology of stainless steel welding wire
CN105772992A (en) * 2016-03-18 2016-07-20 中国兵器工业第五二研究所 Novel aluminum alloy welding wire preparation method

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Effective date of registration: 20240220

Address after: No. 18-8 Sunong Road, Jingjiang Economic and Technological Development Zone, Taizhou City, Jiangsu Province, 214500

Patentee after: Xiangrui Stainless Steel Precision Wire (Jingjiang) Co.,Ltd.

Country or region after: China

Address before: No. 6, Zone C, Industrial Park, Yunting Street, Jiangyin City, Wuxi City, Jiangsu Province, 214422

Patentee before: SHIKAREE STAINLESS STEEL SEISEN CO.,LTD.

Country or region before: China