CN100564572C - Metal parts surface defects is repaired and antiseptic method - Google Patents
Metal parts surface defects is repaired and antiseptic method Download PDFInfo
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- CN100564572C CN100564572C CNB2007100126207A CN200710012620A CN100564572C CN 100564572 C CN100564572 C CN 100564572C CN B2007100126207 A CNB2007100126207 A CN B2007100126207A CN 200710012620 A CN200710012620 A CN 200710012620A CN 100564572 C CN100564572 C CN 100564572C
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Abstract
The present invention relates to a kind of metal parts surface defects reparation and antiseptic method, it is characterized in that: follow these steps to carry out: rejected region is chosen in the supplied materials sorting; Cleaning and pre-treatment are cleaned the surface of workpiece and are covered, and only expose rejected region; Adopt shot-peening, spraying and secondary shot-peening three combined techniqueses to carry out the reparation and the rotproofing of surface imperfection.Metal parts surface defects of the present invention is repaired and antiseptic method, the surface imperfection that has solved casting and forged processing work, surface imperfection as automotive wheel wheel hub, big bike hub for vehicle wheel, repair as the reparation of cinder hole, pin hole, cut, hot spot, shrinkage porosite and wound with to copper axle, brasses wearing and tearing, can also be widely used in to the iron and steel processing parts as, rotproofing is carried out on the top layer of gas storage tank, boiler part.Have that complete processing is simple, expense is low, the time is short, performance and the measured characteristics of matter.
Description
Technical field
The present invention relates to a kind of method of metal finishing, refer in particular to surface imperfection to casting and forging processing work, as the surface imperfection of automotive wheel wheel hub, big bike hub for vehicle wheel, as the reparation of cinder hole, pin hole, cut, hot spot, shrinkage porosite and wound; Copper axle, brasses wearing and tearing are repaired; To the iron and steel processing parts as, rotproofing is carried out on the top layer of gas storage tank, boiler part, particularly a kind of metal parts surface defects reparation and antiseptic method.
Background technology
At present, at home and abroad metal parts surface defects rebuild part surface imperfection is repaired, particularly to casting and the surface imperfection of forging processing work as, casting sand hole, cinder hole, pin hole, cut, hot spot, shrinkage porosite and wound, in traditional production process, to the less sand holes of a spot of diameter, cinder hole, pin hole etc., the mode that adopts iron hammer to beat is carried out sealing treatment, will carry out repairing with rivet sealing treatment or employing welding after the reaming to the bigger sand holes of diameter.When the sand holes quantity on the workpiece is too much, will scrap the processing mode of melting down, and therefore cause the scrap rate of production very high, waste a large amount of funds, cause a large amount of financial losses.At present, to the surface imperfection of casting and forging processing work, also do not have better solution both at home and abroad, can only adopt and scrap the processing mode of melting down.The disclosed metal surface treating method of publication number CN1827839A by retrieval; its step comprises: with metal works after the coating of traditional priming paint; importing by the vacuum plating processing procedure again; the coating metal film layer; then impose the technical scheme of clear hard sprayed protection again, reach the texture of magnesium alloy application product and the effect of product value added.
Summary of the invention
The present invention has overcome the defective of above-mentioned existence, and purpose is for the surface imperfection that solves casting and forge processing work, as the surface imperfection of automotive wheel wheel hub, big bike hub for vehicle wheel, as the reparation of cinder hole, pin hole, cut, hot spot, shrinkage porosite and wound; Copper axle, brasses wearing and tearing are repaired; To the iron and steel processing parts as, rotproofing is carried out on the top layer of gas storage tank, boiler part, and a kind of metal parts surface defects reparation and antiseptic method are provided.
Metal parts surface defects of the present invention is repaired and antiseptic method content Description:
Metal parts surface defects of the present invention is repaired and antiseptic method, it is characterized in that: can be casting and the surface imperfection of forging processing work, as the surface imperfection of automotive wheel wheel hub, big bike hub for vehicle wheel, as the reparation of cinder hole, pin hole, cut, hot spot, shrinkage porosite and wound; Copper axle, brasses wearing and tearing are repaired; To the iron and steel processing parts as, rotproofing is carried out on the top layer of gas storage tank, boiler part;
The reparation of the surface imperfection of casting and forging workpiece follows these steps to carry out:
(1), supplied materials sorting: choose rejected region, as cinder hole, pin hole, cut, hot spot, shrinkage porosite and outer injury;
(2), cleaning and pre-treatment: after adopting gasoline that the surface of workpiece is cleaned, to covering on the surface of workpiece, only expose rejected region with adhesive tape, coating, metal sheet, anchor clamps etc.;
(3), adopt shot-peening, spraying and secondary shot-peening three combined techniqueses to carry out the reparation of surface imperfection:
A shot-peening: blaster adopt to be gone up the DT steel 1212P shot sandblast machine of marine products, is the shot of 1.2mm～1.5mm with diameter, and the gas velocity by 600 meter per seconds is sprayed onto the fault location that needs to repair, and to spray Feng Huazhu real;
Spraying: spraying equipment is the HAS-01 type high speed arc pistol that armored force engineering college produces, adopt metallic substance with the identical material of metal works of repairing, metallic substance is made the wire that diameter is 2mm, form with composite wire is passed through the high speed arc pistol, composite wire produces atomizing through the high speed arc pistol, the diameter of atomization particle is 15 μ m, with atomizing pressure is that the angle of 0.7～0.8MPa, atomization particle is: 70 °～90 ° spray to the fault locations that need to repair and spray, spray distance is controlled at 100cm～110cm, and bonding strength reaches 40MPa;
Secondary shot-peening: the DT steel 1212P shot sandblast machine of marine products in the employing, with diameter is the shot of 0.1mm～0.4mm, by high pressure spraying with shot-peening pressure be: 0.7MPa～0.8MPa, shot angle are: 70 °～90 ° to the spraying after the repair place carry out the secondary shot-peening, make its surface closely knit smooth.
Metal parts surface defects of the present invention is repaired and antiseptic method, the surface imperfection that has solved casting and forged processing work, surface imperfection as automotive wheel wheel hub, big bike hub for vehicle wheel, repair as the reparation of cinder hole, pin hole, cut, hot spot, shrinkage porosite and wound with to copper axle, brasses wearing and tearing, can also be widely used in to the iron and steel processing parts as, rotproofing is carried out on the top layer of gas storage tank, boiler part.Have that complete processing is simple, expense is low, the time is short, performance and the measured characteristics of matter.
Embodiment
Metal parts surface defects reparation of the present invention and antiseptic method are to realize like this.Metal parts surface defects is repaired and antiseptic method, is meant the surface imperfection to casting and forging processing work, as the reparation of cinder hole, pin hole, cut, hot spot, shrinkage porosite and wound; Copper axle, brasses wearing and tearing are repaired; To the iron and steel processing parts as, rotproofing is carried out on the top layer of gas storage tank, boiler part.
Casting and the surface imperfection of forging workpiece, as the reparation of the surface imperfection of automotive wheel wheel hub, big bike hub for vehicle wheel:
Supplied materials sorting: choose rejected region, as cinder hole, pin hole, cut, hot spot, shrinkage porosite and outer injury;
Clean and pre-treatment: adopt gasoline the surface of workpiece to be cleaned oil removing, rust cleaning, paint removal, the removal of impurity; To covering on the surface of workpiece, only expose rejected region with adhesive tape, coating, metal sheet, anchor clamps etc.; Rejected region is carried out surface coarsening handles, adopt sandblast, electrical spark roughening treatment or by open channels, perforating, bury processing such as nail;
Adopt shot-peening, spraying and secondary shot-peening three combined techniqueses to carry out the reparation of surface imperfection:
(1), shot-peening: blaster adopt to be gone up the DT steel 1212P shot sandblast machine of marine products, is the shot of 1.2mm～1.5mm with diameter, and the gas velocity by 600 meter per seconds is sprayed onto the fault location that needs to repair, and to spray Feng Huazhu real;
(2), spraying: spraying equipment is the HAS-01 type high speed arc pistol that armored force engineering college produces, adopt metallic substance with the identical material of metal works of repairing, metallic substance is made the wire that diameter is 2mm, form with composite wire is passed through the high speed arc pistol, composite wire produces atomizing through the high speed arc pistol, the diameter of atomization particle is 15 μ m, with atomizing pressure is 0.7～0.8MPa, the angle of atomization particle is: 70 °～90 ° spray to the fault location that needs to repair and spray, spray distance is controlled at 100cm～110cm, and bonding strength reaches 40MPa;
(3), secondary shot-peening: the DT steel 1212P shot sandblast machine of marine products in the employing, with diameter is the shot of 0.1mm～0.4mm, by high pressure spraying with shot-peening pressure be: 0.7MPa～0.8MPa, shot angle are: 70 °～90 ° to the spraying after the repair place carry out the secondary shot-peening, make its surface closely knit smooth.
Copper axle, brasses wearing and tearing are repaired;
Clean oil removing, rust cleaning, paint removal, the removal of impurity with the wear surface of gasoline to copper axle, brasses; To covering on the surface of workpiece, only expose rejected region with adhesive tape, coating, metal sheet, anchor clamps etc.; Rejected region is carried out surface coarsening handles, adopt sandblast, electrical spark roughening treatment or by open channels, perforating, bury processing such as nail;
Shot-peening: with diameter is the shot of 1.2mm～1.5mm, and the gas velocity by 600 meter per seconds is sprayed onto the fault location that needs to repair, and to spray Feng Huazhu real;
Spraying: adopt metal material of copper to make the copper wire that diameter is 2mm, form with two copper wires is passed through the high speed arc pistol, two copper wires produce atomizing through the high speed arc pistol, the diameter of the copper particle of atomizing is 15 μ m, with atomizing pressure is that the angle of 0.7～0.8MPa, atomizing copper particle is: 70 °～90 ° spray to the fault locations of need repairing and spray, spray distance is controlled at 100cm～110cm, and bonding strength reaches 40MPa;
The secondary shot-peening: with diameter is the shot of 0.1mm～0.4mm, by high pressure spraying with shot-peening pressure is: 0.7MPa～0.8MPa, shot angle are: 70 °～90 ° to the spraying after the repair place carry out the secondary shot-peening, make its surface closely knit smooth.
The iron and steel processing parts as, rotproofing is carried out on the top layer of gas storage tank, boiler part:
Top layer at gas storage tank, boiler part needs rotproofing place, adopt shot-peening, spraying and secondary shot-peening three combined techniqueses to carry out rotproofing, shot-peening: with diameter is the shot of 1.2mm～1.5mm, and the top layer that the gas velocity by 600 meter per seconds is sprayed onto gas storage tank, boiler part sprays; Spraying: the metallic substance of employing and gas storage tank, the identical material of boiler part, make the wire that diameter is 2mm, form with composite wire is passed through the high speed arc pistol, composite wire produces atomizing through the high speed arc pistol, the diameter of atomization particle is 15 μ m, with atomizing pressure is that the angle of 0.7～0.8MPa, atomization particle is: 70 °～90 ° spray to gas storage tank, the boiler piece surface sprays, spray distance is controlled at 100cm～110cm, bonding strength reaches 40MPa;
The secondary shot-peening: with diameter is the shot of 0.1mm～0.4mm, by high pressure spraying with shot-peening pressure be: 0.7MPa～0.8MPa, shot angle are: 70 °～90 ° are carried out the secondary shot-peening to gas storage tank, the boiler piece surface after the spraying, make its surperficial acid-and base-resisting corrosion.
Claims (4)
1, a kind of metal parts surface defects reparation and antiseptic method is characterized in that: can repair the surface imperfection of casting and forging processing work; Copper axle, brasses wearing and tearing are repaired; Rotproofing is carried out on top layer to the iron and steel processing parts;
The reparation of the surface imperfection of casting and forging workpiece follows these steps to carry out:
(1), supplied materials sorting: choose rejected region;
(2), cleaning and pre-treatment: after adopting gasoline that the surface of workpiece is cleaned, the surface of workpiece is covered, only expose rejected region with adhesive tape, coating, metal sheet, anchor clamps;
(3), adopt shot-peening, spraying and secondary shot-peening three combined techniqueses to carry out the reparation of surface imperfection:
A shot-peening: blaster adopt to be gone up the DT steel 1212P shot sandblast machine of marine products, is the shot of 1.2mm～1.5mm with diameter, and the gas velocity by 600 meter per seconds is sprayed onto the fault location that needs to repair, and to spray Feng Huazhu real;
Spraying: spraying equipment is the HAS-01 type high speed arc pistol that armored force engineering college produces, adopt metallic substance with the identical material of metal works of repairing, metallic substance is made the wire that diameter is 2mm, form with composite wire is passed through the high speed arc pistol, composite wire produces atomizing through the high speed arc pistol, the diameter of atomization particle is 15 μ m, with atomizing pressure is that the angle of 0.7～0.8MPa, atomization particle is: 70 °～90 ° spray to the fault locations that need to repair and spray, spray distance is controlled at 100cm～110cm, and bonding strength reaches 40MPa;
Secondary shot-peening: the DT steel 1212P shot sandblast machine of marine products in the employing, with diameter is the shot of 0.1mm～0.4mm, by high pressure spraying with shot-peening pressure be: 0.7MPa～0.8MPa, shot angle are: 70 °～90 ° to the spraying after the repair place carry out the secondary shot-peening, make its surface closely knit smooth;
Copper axle, brasses wearing and tearing are repaired, follow these steps to carry out:
(1), adopt gasoline that the wear surface of copper axle, brasses is cleaned oil removing, rust cleaning, paint removal, the removal of impurity;
(2), the surface of workpiece is covered, only expose rejected region with adhesive tape, coating, metal sheet, anchor clamps;
(3), rejected region being carried out surface coarsening handles: adopt sandblast, electrical spark roughening treatment or by open channels, perforating, bury nail processing;
(4), shot-peening: with diameter is the shot of 1.2mm～1.5mm, and the gas velocity by 600 meter per seconds is sprayed onto the fault location that needs to repair, and to spray Feng Huazhu real;
(5), spraying: adopting diameter is the copper wire of 2mm, form with two copper wires is passed through the high speed arc pistol, two copper wires produce atomizing through the high speed arc pistol, the diameter of the copper particle of atomizing is 15 μ m, with atomizing pressure is that the angle of 0.7～0.8MPa, atomizing copper particle is: 70 °～90 ° spray to the fault locations of need repairing and spray, spray distance is controlled at 100cm～110cm, and bonding strength reaches 40MPa;
(6), the secondary shot-peening: with diameter is the shot of 0.1mm～0.4mm, by high pressure spraying with shot-peening pressure is: 0.7MPa～0.8MPa, shot angle are: 70 °～90 ° to the spraying after the repair place carry out the secondary shot-peening, make its surface closely knit smooth;
Rotproofing is carried out on top layer to the iron and steel processing parts, adopt shot-peening, spraying and secondary shot-peening three combined techniqueses to carry out, shot-peening: with diameter is the shot of 1.2mm～1.5mm, and the top layer that the gas velocity by 600 meter per seconds is sprayed onto the iron and steel processing parts sprays; Spraying: adopting diameter is steel wire or the iron wire of 2mm, form with two steel wires or two iron wires is passed through the high speed arc pistol, two steel wires or two iron wire produce atomizing through the high speed arc pistol, the diameter of atomization particle is 15 μ m, with atomizing pressure is that the angle of 0.7～0.8MPa, atomization particle is: 70 °～90 ° surfaces that spray to the iron and steel processing parts spray, spray distance is controlled at 100cm～110cm, and bonding strength reaches 40MPa; The secondary shot-peening: with diameter is the shot of 0.1mm～0.4mm, by high pressure spraying with shot-peening pressure is: 0.7MPa～0.8MPa, shot angle are: 70 °～90 ° to the spraying after the iron and steel the treatment of surfaces of components carry out the secondary shot-peening.
2, metal parts surface defects reparation according to claim 1 and antiseptic method is characterized in that: described casting and forging processing work are automotive wheel wheel hub, big bike hub for vehicle wheel.
3, metal parts surface defects reparation according to claim 1 and antiseptic method is characterized in that: described iron and steel processing parts is gas storage tank, boiler part.
4, metal parts surface defects reparation according to claim 1 and antiseptic method is characterized in that: described casting and forging processing work surface imperfection are cinder hole, pin hole, cut, hot spot, shrinkage porosite and wound.
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| CNB2007100126207A CN100564572C (en) | 2007-08-29 | 2007-08-29 | Metal parts surface defects is repaired and antiseptic method |
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| CNB2007100126207A CN100564572C (en) | 2007-08-29 | 2007-08-29 | Metal parts surface defects is repaired and antiseptic method |
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| CN100564572C true CN100564572C (en) | 2009-12-02 |
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| CN201295754Y (en) * | 2008-03-31 | 2009-08-26 | 杨云峰 | Precision spray forming - layer-by-layer rolling repair and manufacturing equipment |
| CN102167014B (en) * | 2011-01-18 | 2015-12-02 | 涂绍华 | Coating process repaired by automotive rim |
| CN102190138A (en) * | 2011-06-09 | 2011-09-21 | 李彩琴 | Buried double-layer storage tank |
| CN102490095A (en) * | 2011-11-30 | 2012-06-13 | 中信戴卡轮毂制造股份有限公司 | Aluminum wheel surface treatment process |
| CN104004984B (en) * | 2014-05-30 | 2017-03-29 | 西安热工研究院有限公司 | A kind of method for improving boiler heating surface coating wear-and corrosion-resistant performance |
| CN106737212A (en) * | 2016-12-02 | 2017-05-31 | 江苏毅合捷汽车科技股份有限公司 | A kind of automobile turbocharger of high-efficiency environment friendly remanufactures blasting craft |
| CN106947932B (en) * | 2017-04-18 | 2019-12-13 | 东莞华晶粉末冶金有限公司 | Method and equipment for repairing sand holes on surface of zirconia ceramic plate |
| CN108034915B (en) * | 2017-12-19 | 2020-02-21 | 浙江威肯特智能机械有限公司 | Preparation method of abrasion-resistant coating on surface of grinding disc for grinding machine |
| CN109594110A (en) * | 2018-12-13 | 2019-04-09 | 江苏师范大学 | A kind of localization repairs the device and method of high-speed blanking press Large Copper Screw Nut abrasion |
| CN111687587B (en) * | 2020-05-31 | 2021-08-13 | 西安交通大学 | Blunt circle repairing method for sharp damage of blade pits of blade disc of engine |
| CN114633218B (en) * | 2022-03-04 | 2023-09-19 | 贵州捷盛钻具股份有限公司 | Surface treatment method and device for drill rod and drill rod manufacturing method |
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| 机组枢轴-铜瓦摩擦副磨损特性及维修方案探讨. 卢进玉，高万振，李健，胡晓忠.水力发电，第2002年第6期. 2002 |
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Effective date of registration: 20101119 Address after: 114216 small town, Haicheng City, Liaoning, Anshan Patentee after: Haicheng Suprasuny Pump Co., Ltd. Address before: 114011, No. 3, 56, 5, 53, three street, Tiexi District, Anshan, Liaoning, Tiexi Patentee before: Ling Tianyu |