CN103464936A - Surfacing electrode manufacturing method - Google Patents
Surfacing electrode manufacturing method Download PDFInfo
- Publication number
- CN103464936A CN103464936A CN 201310459354 CN201310459354A CN103464936A CN 103464936 A CN103464936 A CN 103464936A CN 201310459354 CN201310459354 CN 201310459354 CN 201310459354 A CN201310459354 A CN 201310459354A CN 103464936 A CN103464936 A CN 103464936A
- Authority
- CN
- China
- Prior art keywords
- waterglass
- carry out
- coating
- electrode
- afterwards
- 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.)
- Withdrawn
Links
Landscapes
- Nonmetallic Welding Materials (AREA)
Abstract
The invention discloses a surfacing electrode manufacturing method. Electrodes have complex models and varieties, various standards and sizes and strict quality demands, and have the defects of long production period and unsuitability for continuous operation, so right selecting of raw materials as well as a corresponding manufacturing process, corresponding equipment and a strict examination test means are needed for producing a superior electrode. The surfacing electrode manufacturing method comprises the steps of firstly performing derusting, drawing, straightening and cutting on a core wire, then preparing an electrode covering raw materials, preparing sodium silicate, preparing an electrode coating, press-coating and molding the electrode, drying and packing the electrode and detecting the finished electrode product, wherein the sodium silicate is prepared by reacting white carbon black and caustic potash with water and heating by steam, the electrode coating step is subjected to powder preparing and mixing, and the press-coating and molding step is subjected to powder feeding, powder coating, head grinding, tail grinding and printing. The surfacing electrode manufacturing method is used for surfacing.
Description
technical field:
the present invention relates to a kind of surfacing welding manufacture method.
background technology:
the surfacing welding manufacturing process is exactly that designing requirement by welding rod prescription prepares coating and core wire, and coating is applied on core wire, makes it to reach shape, the size of regulation.Yet welding rod kind model complexity, specification is many, quality requirement is tight, it is long to have the production cycle on manufacturing, be not suitable for continuous production process, thus to produce a kind of good welding rod, except best welding rod prescription design is arranged, correct selects outside raw material, and manufacturing process, equipment and narrow examination means of testing correspondingly also must be arranged.
summary of the invention:
the purpose of this invention is to provide a kind of surfacing welding manufacture method.
above-mentioned purpose realizes by following technical scheme:
a kind of surfacing welding manufacture method, at first carry out the derusting of core wire, drawing and core vertical cut disconnected, carry out afterwards the preparation of electrode coating raw material, carry out afterwards the preparation of waterglass, carry out afterwards the preparation of electrode coating, carry out afterwards the extrusion moulding of welding rod, carry out afterwards welding rod drying and packing, carry out afterwards the check of welding rod finished product; Wherein, described waterglass is reacted with water by white carbon, caustic potash, then the reaction of logical Steam Heating makes, and described electrode coating is through joining powder and breading process, and described extrusion moulding is through wire feed, dusting, bistrique, mill tail, Printing process.
described surfacing welding manufacture method, in the preparation process of described electrode coating raw material, when the ferroalloy in electrode coating and waterglass generation chemical reaction, for the measure of avoiding foaming to take is, at first, the ferroalloy easily reacted is carried out to Passivation Treatment, and guarantee the passivation quality; The second, reduce the powder content in ferroalloy; The 3rd, under possible condition, make coating dry as far as possible; The 4th, timely extrusion, the resting period of minimizing coating; The 5th, the modulus of raising waterglass, reduce concentration; The 6th, the welding rod drying condition of improvement ventilation and humidity discharging.
described surfacing welding manufacture method, described waterglass is high concentration, low modulus potassium sodium type waterglass, the ratio of SiO2 content and alkali metal R2O content wherein, that is: M=SiO2/R2O*K, in formula, K is coefficient, sodium silicate is K=1.0323; KP1 is K=1.5666 SiO2%, and R2O is SiO in waterglass
2
determining the adhesive property of waterglass with the percetage by weight modulus of oxide.
described surfacing welding manufacture method, welding rod is 2.8 ~ 3.0 with the modulus of waterglass, the modulus of potassium-sodium water glass is 2.5 ~ 2.7 or 2.8 ~ 3.0.
described surfacing welding manufacture method, in deployed waterglass, also add the potassium permanganate that adds 0.25% ~ 0.5% by liquid soluble glass weight, after adding afterwards hot water or boiling and make it fully be dissolved into solution, then adds in waterglass.
described surfacing welding manufacture method, the operation of joining powder of described electrode coating process is that the calibration pound claims, carry out afterwards the inspection of raw and process materials, carry out afterwards material conveying, unpacked afterwards, sieved afterwards, carry out afterwards the ingredient storage conveying, weighed afterwards and joined powder, tested afterwards, carry out afterwards blanking and enter mixer.
described surfacing welding manufacture method, the bistrique of described extrusion forming process, mill tail process are to utilize special top and end grinding machine to complete welding rod bistrique, mill tail, the coating chamfering of striking end or wear into arc, expose core wire and be about the termination of 0.5mm, be convenient to striking, and the mill tail is the coating that removes the bare terminal end 15 ~ 30mm of welding rod, be convenient to clamping and conduction.
described surfacing welding manufacture method, described welding rod drying comprises and drying or low temperature drying and high temperature cure process; Described dry or the low temperature drying process to be the wet welding bar be not less than under the room temperature of 15 ℃, relative humidity is 50%~55%, through 8~18h, dries; The described high temperature process of curing is after low temperature drying is qualified, to proceed at 40~60 ℃ of temperature, through 4~8h artificial drying; The described high temperature process of curing is through low temperature, middle temperature, high temperature and is incubated certain hour, more cooling process of coming out of the stove in time below 100 ℃.
beneficial effect:
1. the present invention is in electrode coating extrusion forming process, employing be that the electrode coating prepared is applied on the core wire of having processed, make it to become the technical process of welding rod.It is the critical process during welding rod is produced, and the Yield and quality of welding rod, consumption of raw materials etc. are all played to critical effect.The method that electrode coating is shaped is a lot, as manual, twist, dip-coating, the regular production that the present invention utilizes the mechanical high-speed extruding to coat generally is extrusion method, not only production efficiency is high, speed is fast to make it, and there is coating even thickness, smooth, closely knit, stay-in-grade advantage, also can make extrusion, transmission, bistrique, mill tail, the lettering of welding rod.
2. the present invention has increased the dope layer tight ness rating in the process that forms thick dope layer, can stop like this coating to flow backward, has obtained good extrusion effect; The coating that simultaneously guarantees the head feed bin has enough elasticity and large as far as possible mobility.The coating of dope layer has that intensity is large like this, elasticity is strong and mobility is wanted little design feature; Obtain good extrusion effect, reach higher electrode coating surface quality and want.
the specific embodiment:
embodiment 1:
a kind of surfacing welding manufacture method, at first carry out the derusting of core wire, drawing and core vertical cut disconnected, carry out afterwards the preparation of electrode coating raw material, carry out afterwards the preparation of waterglass, carry out afterwards the preparation of electrode coating, carry out afterwards the extrusion moulding of welding rod, carry out afterwards welding rod drying and packing, carry out afterwards the check of welding rod finished product; Wherein, described waterglass is reacted with water by white carbon, caustic potash, then the reaction of logical Steam Heating makes, and described electrode coating is through joining powder and breading process, and described extrusion moulding is through wire feed, dusting, bistrique, mill tail, Printing process.
embodiment 2:
the described surfacing welding manufacture method of embodiment 1, in the preparation process of described electrode coating raw material, ferroalloy in electrode coating such as ferrosilicon, rare earth silicon, ferromanganese etc., during with waterglass generation chemical reaction, for the measure of avoiding foaming to take is, at first, the ferroalloy easily reacted is carried out to Passivation Treatment, and guarantee the passivation quality; The second, reduce the powder content in ferroalloy; The 3rd, under possible condition, make coating dry as far as possible; The 4th, timely extrusion, the resting period of minimizing coating; The 5th, the modulus of raising waterglass, reduce concentration, and the factory recently had selects M3.2 ~ 3.4, and the high mode of 41 ~ 44 ° of B é of concentration, low concentration of water glass have been obtained good extrusion effect and good coating cracking resistance energy is arranged; The 6th, the welding rod drying condition of improvement ventilation and humidity discharging.
embodiment 3:
the described surfacing welding manufacture method of embodiment 1, described waterglass is high concentration, low modulus potassium sodium type waterglass, the ratio of SiO2 content and alkali metal R2O content wherein, that is: M=SiO2/R2O*K, in formula, K is coefficient, sodium silicate is K=1.0323; KP1 is K=1.5666 SiO2%, and R2O is SiO in waterglass
2
determining the adhesive property of waterglass with the percetage by weight modulus of oxide.
embodiment 4:
the described surfacing welding manufacture method of embodiment 1 or 2, welding rod is 2.8 ~ 3.0 with the modulus of waterglass, the modulus of potassium-sodium water glass is 2.5 ~ 2.7 or 2.8 ~ 3.0.
embodiment 5:
the described surfacing welding manufacture method of embodiment 1 or 2, in deployed waterglass, also add the potassium permanganate that adds 0.25% ~ 0.5% by liquid soluble glass weight, after adding afterwards hot water or boiling and make it fully be dissolved into solution, then adds in waterglass.
embodiment 6:
the described surfacing welding manufacture method of embodiment 1 or 2, the operation of joining powder of described electrode coating process is that the calibration pound claims, carry out afterwards the inspection of raw and process materials, carry out afterwards material conveying, unpacked afterwards, sieved afterwards, carry out afterwards the ingredient storage conveying, weighed afterwards and joined powder, tested afterwards, carry out afterwards blanking and enter mixer.
embodiment 7:
the described surfacing welding manufacture method of embodiment 1 or 2, the bistrique of described extrusion forming process, mill tail process are to utilize special top and end grinding machine to complete welding rod bistrique, mill tail, the coating chamfering of striking end or wear into arc, expose core wire and be about the termination of 0.5mm, be convenient to striking, and the mill tail is the coating that removes the bare terminal end 15 ~ 30mm of welding rod, be convenient to clamping and conduction.
embodiment 8:
the described surfacing welding manufacture method of embodiment 1 or 2, described welding rod drying comprises and drying or low temperature drying and high temperature cure process; Described dry or the low temperature drying process to be the wet welding bar be not less than under the room temperature of 15 ℃, relative humidity is 50%~55%, through 8~18h, dries; The described high temperature process of curing is after low temperature drying is qualified, to proceed at 40~60 ℃ of temperature, through 4~8h artificial drying; The described high temperature process of curing is through low temperature, middle temperature, high temperature and is incubated certain hour, more cooling process of coming out of the stove in time below 100 ℃.
Claims (8)
1. a surfacing welding manufacture method, it is characterized in that: it is disconnected at first to carry out the derusting of core wire, drawing and core vertical cut, carry out afterwards the preparation of electrode coating raw material, carry out afterwards the preparation of waterglass, carry out afterwards the preparation of electrode coating, carry out afterwards the extrusion moulding of welding rod, carry out afterwards welding rod drying and packing, carry out afterwards the check of welding rod finished product; Wherein, described waterglass is reacted with water by white carbon, caustic potash, then the reaction of logical Steam Heating makes, and described electrode coating is through joining powder and breading process, and described extrusion moulding is through wire feed, dusting, bistrique, mill tail, Printing process.
2. surfacing welding manufacture method according to claim 1, it is characterized in that: in the preparation process of described electrode coating raw material, when the ferroalloy in electrode coating and waterglass generation chemical reaction, for the measure of avoiding foaming to take is, at first, the ferroalloy easily reacted is carried out to Passivation Treatment, and guarantee the passivation quality; The second, reduce the powder content in ferroalloy; The 3rd, under possible condition, make coating dry as far as possible; The 4th, timely extrusion, the resting period of minimizing coating; The 5th, the modulus of raising waterglass, reduce concentration; The 6th, the welding rod drying condition of improvement ventilation and humidity discharging.
3. surfacing welding manufacture method according to claim 1, it is characterized in that: described waterglass is high concentration, low modulus potassium sodium type waterglass, wherein the ratio of SiO2 content and alkali metal R2O content, that is: M=SiO2/R2O*K, in formula, K is coefficient, and sodium silicate is K=1.0323; KP1 is K=1.5666 SiO2%, and R2O is SiO in waterglass
2determining the adhesive property of waterglass with the percetage by weight modulus of oxide.
4. surfacing welding manufacture method according to claim 1 and 2, it is characterized in that: welding rod is 2.8 ~ 3.0 with the modulus of waterglass, and the modulus of potassium-sodium water glass is 2.5 ~ 2.7 or 2.8 ~ 3.0.
5. surfacing welding manufacture method according to claim 1 and 2, it is characterized in that: in deployed waterglass, also add the potassium permanganate that adds 0.25% ~ 0.5% by liquid soluble glass weight, after adding afterwards hot water or boiling and make it fully be dissolved into solution, then add in waterglass.
6. surfacing welding manufacture method according to claim 1 and 2, it is characterized in that: the operation of joining powder of described electrode coating process is that the calibration pound claims, carry out afterwards the inspection of raw and process materials, carry out afterwards material conveying, unpacked afterwards, sieved afterwards, carry out afterwards the ingredient storage conveying, weighed afterwards and joined powder, tested afterwards, carry out afterwards blanking and enter mixer.
7. surfacing welding manufacture method according to claim 1 and 2, it is characterized in that: the bistrique of described extrusion forming process, mill tail process are to utilize special top and end grinding machine to complete welding rod bistrique, mill tail, the coating chamfering of striking end or wear into arc, expose core wire and be about the termination of 0.5mm, be convenient to striking, and the mill tail is the coating that removes the bare terminal end 15 ~ 30mm of welding rod, be convenient to clamping and conduction.
8. surfacing welding manufacture method according to claim 1 and 2 is characterized in that: described welding rod drying comprises and drying or low temperature drying and high temperature cure process; Described dry or the low temperature drying process to be the wet welding bar be not less than under the room temperature of 15 ℃, relative humidity is 50%~55%, through 8~18h, dries; The described high temperature process of curing is after low temperature drying is qualified, to proceed at 40~60 ℃ of temperature, through 4~8h artificial drying; The described high temperature process of curing is through low temperature, middle temperature, high temperature and is incubated certain hour, more cooling process of coming out of the stove in time below 100 ℃.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201310459354 CN103464936A (en) | 2013-10-02 | 2013-10-02 | Surfacing electrode manufacturing method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201310459354 CN103464936A (en) | 2013-10-02 | 2013-10-02 | Surfacing electrode manufacturing method |
Publications (1)
Publication Number | Publication Date |
---|---|
CN103464936A true CN103464936A (en) | 2013-12-25 |
Family
ID=49790100
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201310459354 Withdrawn CN103464936A (en) | 2013-10-02 | 2013-10-02 | Surfacing electrode manufacturing method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103464936A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106181133A (en) * | 2016-08-05 | 2016-12-07 | 雷春生 | A kind of preparation method of high-hardness wear-resisting bead welding rod |
CN106312297A (en) * | 2016-09-30 | 2017-01-11 | 徐州市浩泰特种焊接材料厂 | Melting nozzle and preparing method thereof |
CN108044260A (en) * | 2017-12-11 | 2018-05-18 | 安徽宝辰机电设备科技有限公司 | A kind of preparation method of surfacing welding |
CN110877170A (en) * | 2019-12-04 | 2020-03-13 | 河海大学常州校区 | Surfacing electrode, preparation method and dredging reamer abrasion repair surfacing method |
-
2013
- 2013-10-02 CN CN 201310459354 patent/CN103464936A/en not_active Withdrawn
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106181133A (en) * | 2016-08-05 | 2016-12-07 | 雷春生 | A kind of preparation method of high-hardness wear-resisting bead welding rod |
CN106312297A (en) * | 2016-09-30 | 2017-01-11 | 徐州市浩泰特种焊接材料厂 | Melting nozzle and preparing method thereof |
CN108044260A (en) * | 2017-12-11 | 2018-05-18 | 安徽宝辰机电设备科技有限公司 | A kind of preparation method of surfacing welding |
CN108044260B (en) * | 2017-12-11 | 2021-08-24 | 江苏九洲新材料科技有限公司 | Preparation method of surfacing welding electrode |
CN110877170A (en) * | 2019-12-04 | 2020-03-13 | 河海大学常州校区 | Surfacing electrode, preparation method and dredging reamer abrasion repair surfacing method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103464936A (en) | Surfacing electrode manufacturing method | |
CN104368761B (en) | A kind of heat preservation riser buss | |
CN108441006A (en) | A kind of high conversion black body radiation coating | |
CN103286847B (en) | One-time forming method and special mold for graphite insulation barrel | |
CN102360687A (en) | Electromagnetic coil for air conditioning four-way valve and manufacturing method for electromagnetic coil | |
CN106317567A (en) | Modified polyethylene corrugated pipe and preparing method thereof | |
CN104817271B (en) | A kind of preparation method of enamel electrostatic powdered frit and its enamel electrostatic powdered frit | |
CN101424103A (en) | Building thermal insulation material and production method thereof | |
CN103555268B (en) | A kind of Asphalt waterproof sealant | |
CN103302730B (en) | Once shaping method for graphite heating element and special mold thereof | |
CN104944977A (en) | Production method of flame-retardant fiber board | |
CN102568803B (en) | SMD transformer dosing technology improves | |
CN101575197B (en) | Production method for moisture proof ardealite cavity block | |
CN107244891A (en) | It is a kind of to repair the production method of surface scratch exterior wall tile automatically | |
CN106853562A (en) | A kind of chemical coating of welding electrode and preparation method thereof | |
CN102328073B (en) | Ratchet pin of box joint type water pump pliers and manufacture method of ratchet pin | |
CN101650986B (en) | Modified polyurethane flat enamelled copper wire and method of producing same | |
CN104944886A (en) | Production method of refractory plate | |
CN105965710A (en) | Preparation method and application of resin plate for diamond wire cutting of silicon bar | |
CN103693940A (en) | Formula of wet-method high-strength electrical porcelain blank | |
CN102250496B (en) | Preparation method of rubber active agent | |
CN103265856B (en) | A kind of insulating mold coating containing vinyl versatate copolymer | |
CN108485453A (en) | A kind of leaching mould plate, the manufacturing process and its manufacturing equipment of the leaching mould plate | |
CN103788484A (en) | High-heat-resistance polypropylene composite material for automobile lamp holder and preparation method thereof | |
CN102205642A (en) | Technology for manufacturing rubber floor covering |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C04 | Withdrawal of patent application after publication (patent law 2001) | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20131225 |