CN108034905A - A kind of production technology of automobile using bolt - Google Patents
A kind of production technology of automobile using bolt Download PDFInfo
- Publication number
- CN108034905A CN108034905A CN201711359720.7A CN201711359720A CN108034905A CN 108034905 A CN108034905 A CN 108034905A CN 201711359720 A CN201711359720 A CN 201711359720A CN 108034905 A CN108034905 A CN 108034905A
- Authority
- CN
- China
- Prior art keywords
- bolt
- screw head
- spraying
- automobile
- coating
- 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.)
- Pending
Links
- 238000005516 engineering process Methods 0.000 title claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 239000007921 spray Substances 0.000 claims abstract description 16
- 238000005260 corrosion Methods 0.000 claims abstract description 13
- 229910052751 metal Inorganic materials 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims abstract description 11
- 230000007797 corrosion Effects 0.000 claims abstract description 10
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 5
- 238000005507 spraying Methods 0.000 claims description 28
- 239000011248 coating agent Substances 0.000 claims description 25
- 238000000576 coating method Methods 0.000 claims description 25
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 12
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 12
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 12
- 229910052782 aluminium Inorganic materials 0.000 claims description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 239000011247 coating layer Substances 0.000 claims description 6
- 238000010891 electric arc Methods 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 238000005488 sandblasting Methods 0.000 claims description 6
- 229910052684 Cerium Inorganic materials 0.000 claims description 3
- 229910052693 Europium Inorganic materials 0.000 claims description 3
- 229910052765 Lutetium Inorganic materials 0.000 claims description 3
- 229910052779 Neodymium Inorganic materials 0.000 claims description 3
- 244000137852 Petrea volubilis Species 0.000 claims description 3
- 238000005524 ceramic coating Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000010285 flame spraying Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 238000010422 painting Methods 0.000 claims description 3
- 229910052763 palladium Inorganic materials 0.000 claims description 3
- 238000007750 plasma spraying Methods 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 229910052702 rhenium Inorganic materials 0.000 claims description 3
- 238000007788 roughening Methods 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 abstract description 2
- 230000007774 longterm Effects 0.000 abstract description 2
- 229910052761 rare earth metal Inorganic materials 0.000 abstract description 2
- 150000002910 rare earth metals Chemical class 0.000 abstract description 2
- 238000004381 surface treatment Methods 0.000 abstract description 2
- 229910052719 titanium Inorganic materials 0.000 abstract description 2
- 150000002739 metals Chemical class 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 2
- 238000005275 alloying Methods 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/06—Metallic material
- C23C4/073—Metallic material containing MCrAl or MCrAlY alloys, where M is nickel, cobalt or iron, with or without non-metal elements
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/06—Metallic material
- C23C4/08—Metallic material containing only metal elements
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
- C23C4/11—Oxides
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/129—Flame spraying
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/131—Wire arc spraying
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/134—Plasma spraying
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B33/00—Features common to bolt and nut
- F16B33/008—Corrosion preventing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B33/00—Features common to bolt and nut
- F16B33/06—Surface treatment of parts furnished with screw-thread, e.g. for preventing seizure or fretting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
- F16B35/007—Removing paint or dirt layers covering the threaded part of nut-like members
Abstract
The present invention relates to a kind of production technology of automobile using bolt, belong to fastening or fixing component technical field.The production technology of the automobile using bolt, comprises the following steps：(i) dispensing；(ii) cylindrical blank is prepared；(iii) cold-heading；(iv) threading；(v) bolt is heat-treated；(vi) the screw head of bolt is surface-treated；(vii) spray.The production technology of the automobile using bolt of the present invention is in dispensing by adding other metals such as a variety of rare earth metals and Fe, Zn, Ti so that quality that bolt itself had not only mitigated but also has enough intensity and heat and corrosion resistant performance.By surface treatment in the production technology of the automobile using bolt of the present invention, the corrosion resistance of screw head is substantially increased, is prevented since the long-term of screw head exposed causes corrosion impact to fasten and dismounting.
Description
Technical field
The present invention relates to a kind of production technology of automobile using bolt, belong to fastening or fixing component technical field.
Background technology
Fastener is to fasten two or more parts（Or component）It is fastenedly connected used when becoming an entirety
The general name of a kind of machine components, is widely used in various machineries, equipment, vehicle, ship, railway, bridge, building, structure, work
Above, its feature is that description is various, and performance purposes is different for tool, instrument, chemical industry, instrument and articles for use etc., and standardize,
Seriation, unitized degree are also high.
Bolt is a kind of most common fastening part, using object inclined-plane circular rotating and frictional force physics and
Mathematical principle, the instrument of incremental fastening implements parts；In the Assembling Production of automobile, bolt is also frequently used, special
Be not in enging cabin, for components such as stationary engines, due in enging cabin in use often in the condition of high temperature,
Bolt is often subject to high temperature and moist overcast and rainy invasion and attack wherein, tends to be corroded and gets rusty.
The content of the invention
The technical problem to be solved in the present invention is in view of the shortcomings of the prior art, proposing a kind of service life length, be not easy rotten
The production technology of the automobile using bolt of erosion.
The present invention is to solve the technical solution that above-mentioned technical problem proposes to be：A kind of production technology of automobile using bolt, bag
Include following steps：
(i) dispensing：The mass percent of each component is in the automobile using bolt：C：0.05-0.08%, Al:3.55-4.87%,
Zn:0.12-0.34%,Mn：0.55-0.74%, Pd：0.33-0.48%,Nd：0.04-0.12%,Ce：0.11-0.14%,Eu：
0.03-0.14%,Lu:0.01-0.02%, Re：0.05-0.13%, surplus Fe；
(ii) cylindrical blank is prepared：Using step, (i) metal wire rod is made by melting as raw material in middle dispensing, unidirectional by moveable scissor
Metal wire rod is blocked in movement, and cylindrical blank is made；
(iii) cold-heading：The cylindrical blank is subjected to cold-heading molding using cold-heading equipment, is molded the screw head to form bolt
And screw rod；
(iv) threading：Screw thread is rubbed on the screw rod of bolt using threading equipment；
(v) bolt is heat-treated；
(vi) the screw head of bolt is surface-treated；
Pretreatment stage：
Polished screw head, then the surface of the screw head after polishing cleaned with acetone, then naturally dry with sand paper,
Sandblasting roughening treatment is carried out to the surface of screw head after drying, injection processing, Ran Houzai are carried out to screw head with compressed air after sandblasting
The secondary surface that screw head is cleaned with acetone, is heated to screw head after naturally dry 100-115 DEG C, insulation 20min is stand-by；
Spraying stage：
A. NiCrAlY bond coating bottoming is first sprayed in flame-spraying on screw head surface, the distance for controlling spraying is 50-
60mm, the angle of spraying is 50-55 °, and powder feeding throughput is 0.8-0.9m3/ h, the thickness of bond coating is 45-65 μ after spraying
m；
B. 15-18min, plasma flame flow axis and the angle for being sprayed-on screw head surface are preheated with plasma flame flow on bond coating
Spend for 45-60 °, then plasma spraying working lining ZrO2/TiO2/Y2O3Coating, spray distance 100-120mm, spray angle
For 50-60 °, powder feeding throughput is 0.6-0.8 m3/ h, the coating layer thickness of spraying is 200-300 μm；
C. in working lining ZrO2/TiO2/Y2O3The anti-corrosion painting of NiCrAl metal corrosion resistants is made using electric arc spraying process on ceramic coating
Layer, the coating of spraying is 250-320 μm, and the technological parameter of electric arc spraying is：Voltage 28-30V, air pressure 0.5-0.6MPa,
Spray distance is 110-150mm, and spray angle is 80-90 °；
(vii) spray：Using Ultrasonic Arc Sprayed in the surface spraying pure aluminum coating of bolt, obtained automobile using bolt, pure aluminum coating
Coating thickness is 80 ± 15 μm.
It is of the invention to be using the beneficial effect of above-mentioned technical proposal：
（1）The present invention automobile using bolt production technology in dispensing by add a variety of rare earth metals and Fe, Zn, Ti etc. its
His metal so that quality that bolt itself had not only mitigated but also have enough intensity and heat and corrosion resistant performance；
（2）In the production technology of the automobile using bolt of the present invention, revolution can be made on the premise of proof strength by carrying out heat treatment
Austenite is enriched with enough alloying element, makes few net carbide, is more uniformly distributed tissue, can holding structure stablize, into
One step strengthens contact fatigue strength and impact flexibility；
（3）By surface treatment in the production technology of the automobile using bolt of the present invention, the corrosion resistance of screw head is substantially increased,
Prevent due to screw head it is long-term it is exposed cause corrosion impact fasten and dismounting；
（4）By spraying pure aluminum coating in the production technology of the automobile using bolt of the present invention, the corrosion resistance of bolt is improved,
Extend service life.
Embodiment
Embodiment
The production technology of the automobile using bolt of the present embodiment, comprises the following steps：
A kind of production technology of automobile using bolt, comprises the following steps：
(i) dispensing：The mass percent of each component is in the automobile using bolt：C：0.05%, Al:3.55%,Zn:0.12%,Mn：
0.55%, Pd：0.33%,Nd：0.04%,Ce：0.11%,Eu：0.03%,Lu:0.01%, Re：0.05%, surplus Fe；
(ii) cylindrical blank is prepared：Using step, (i) metal wire rod is made by melting as raw material in middle dispensing, unidirectional by moveable scissor
Metal wire rod is blocked in movement, and cylindrical blank is made；
(iii) cold-heading：The cylindrical blank is subjected to cold-heading molding using cold-heading equipment, is molded the screw head to form bolt
And screw rod；
(iv) threading：Screw thread is rubbed on the screw rod of bolt using threading equipment；
(v) bolt is heat-treated；
(vi) the screw head of bolt is surface-treated；
Pretreatment stage：
Polished screw head, then the surface of the screw head after polishing cleaned with acetone, then naturally dry with sand paper,
Sandblasting roughening treatment is carried out to the surface of screw head after drying, injection processing, Ran Houzai are carried out to screw head with compressed air after sandblasting
The secondary surface that screw head is cleaned with acetone, is heated to screw head after naturally dry 100 DEG C, insulation 20min is stand-by；
Spraying stage：
A. NiCrAlY bond coating bottoming is first sprayed in flame-spraying on screw head surface, the distance for controlling spraying is 50-
60mm, the angle of spraying is 50 °, and powder feeding throughput is 0.8m3/ h, the thickness of bond coating is 45 μm after spraying；
B. 15-18min, plasma flame flow axis and the angle for being sprayed-on screw head surface are preheated with plasma flame flow on bond coating
Spend for 60 °, then plasma spraying working lining ZrO2/TiO2/Y2O3Coating, spray distance 120mm, spray angle are 50 °,
Powder feeding throughput is 0.8 m3/ h, the coating layer thickness of spraying is 300 μm；
C. in working lining ZrO2/TiO2/Y2O3The anti-corrosion painting of NiCrAl metal corrosion resistants is made using electric arc spraying process on ceramic coating
Layer, the coating of spraying is 250 μm, and the technological parameter of electric arc spraying is：Voltage 30V, air pressure 0.6MPa, spray distance are
150mm, spray angle are 90 °；
(vii) spray：Using Ultrasonic Arc Sprayed in the surface spraying pure aluminum coating of bolt, obtained automobile using bolt, pure aluminum coating
Coating thickness is 80 ± 15 μm.
The present invention is not limited to above-described embodiment.All technical solutions formed using equivalent substitution, all falling within the present invention will
The protection domain asked.
Claims (1)
- A kind of 1. production technology of automobile using bolt, it is characterised in that：Comprise the following steps：(i) dispensing：The mass percent of each component is in the automobile using bolt：C：0.05-0.08%, Al:3.55-4.87%, Zn:0.12-0.34%,Mn：0.55-0.74%, Pd：0.33-0.48%,Nd：0.04-0.12%,Ce：0.11-0.14%,Eu： 0.03-0.14%,Lu:0.01-0.02%, Re：0.05-0.13%, surplus Fe；(ii) cylindrical blank is prepared：Using step, (i) metal wire rod is made by melting as raw material in middle dispensing, unidirectional by moveable scissor Metal wire rod is blocked in movement, and cylindrical blank is made；(iii) cold-heading：The cylindrical blank is subjected to cold-heading molding using cold-heading equipment, is molded the screw head to form bolt And screw rod；(iv) threading：Screw thread is rubbed on the screw rod of bolt using threading equipment；(v) bolt is heat-treated；(vi) the screw head of bolt is surface-treated；Pretreatment stage：Polished screw head, then the surface of the screw head after polishing cleaned with acetone, then naturally dry with sand paper, Sandblasting roughening treatment is carried out to the surface of screw head after drying, injection processing, Ran Houzai are carried out to screw head with compressed air after sandblasting The secondary surface that screw head is cleaned with acetone, is heated to screw head after naturally dry 100-115 DEG C, insulation 20min is stand-by；Spraying stage：A. NiCrAlY bond coating bottoming is first sprayed in flame-spraying on screw head surface, the distance for controlling spraying is 50- 60mm, the angle of spraying is 50-55 °, and powder feeding throughput is 0.8-0.9m3/ h, the thickness of bond coating is 45-65 μ after spraying m；B. 15-18min, plasma flame flow axis and the angle for being sprayed-on screw head surface are preheated with plasma flame flow on bond coating Spend for 45-60 °, then plasma spraying working lining ZrO2/TiO2/Y2O3Coating, spray distance 100-120mm, spray angle For 50-60 °, powder feeding throughput is 0.6-0.8 m3/ h, the coating layer thickness of spraying is 200-300 μm；C. in working lining ZrO2/TiO2/Y2O3The anti-corrosion painting of NiCrAl metal corrosion resistants is made using electric arc spraying process on ceramic coating Layer, the coating of spraying is 250-320 μm, and the technological parameter of electric arc spraying is：Voltage 28-30V, air pressure 0.5-0.6MPa, Spray distance is 110-150mm, and spray angle is 80-90 °；(vii) spray：Using Ultrasonic Arc Sprayed in the surface spraying pure aluminum coating of bolt, obtained automobile using bolt, pure aluminum coating Coating thickness is 80 ± 15 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711359720.7A CN108034905A (en) | 2017-12-17 | 2017-12-17 | A kind of production technology of automobile using bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711359720.7A CN108034905A (en) | 2017-12-17 | 2017-12-17 | A kind of production technology of automobile using bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108034905A true CN108034905A (en) | 2018-05-15 |
Family
ID=62099513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711359720.7A Pending CN108034905A (en) | 2017-12-17 | 2017-12-17 | A kind of production technology of automobile using bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108034905A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108890292A (en) * | 2018-05-24 | 2018-11-27 | 浙江摩根兄弟科技有限公司 | A kind of assembly line producing bolt |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104805345A (en) * | 2015-04-30 | 2015-07-29 | 苏州统明机械有限公司 | Magnesium alloy surface treatment method |
| CN107023555A (en) * | 2017-04-07 | 2017-08-08 | 江苏固德建筑机械有限公司 | A kind of hexagonal washer Self Drilling Screws and its production technology |
-
2017
- 2017-12-17 CN CN201711359720.7A patent/CN108034905A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104805345A (en) * | 2015-04-30 | 2015-07-29 | 苏州统明机械有限公司 | Magnesium alloy surface treatment method |
| CN107023555A (en) * | 2017-04-07 | 2017-08-08 | 江苏固德建筑机械有限公司 | A kind of hexagonal washer Self Drilling Screws and its production technology |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108890292A (en) * | 2018-05-24 | 2018-11-27 | 浙江摩根兄弟科技有限公司 | A kind of assembly line producing bolt |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106756712B (en) | A kind of abrasion-resistant metal corrosion-inhibiting coating and its electric arc spraying process | |
| CA2560030A1 (en) | A thermal spraying material, a thermally sprayed coating, a thermal spraying method an also a thermally coated workpiece | |
| US20110256389A1 (en) | Compressor Anti-Corrosion Protection Coating | |
| CN106148876B (en) | A kind of novel aluminum alloy die-casting die surface peening coating and preparation method thereof | |
| CN102650029A (en) | Preparation method for nanometer ceramic composite coating material on surface of hot work die steel | |
| CN103695834B (en) | Method for spraying titanium coating on substrate | |
| US20130143037A1 (en) | Thermally sprayed completely amorphic oxide coating | |
| Li et al. | Effect of deposition temperature on the mechanical, corrosive and tribological properties of mullite coatings | |
| CN107937830A (en) | A kind of production technology of corrosion-resistant bolt | |
| CN108034905A (en) | A kind of production technology of automobile using bolt | |
| CN106046868A (en) | Falling-off-preventing metal coating and preparation method thereof | |
| CN103611668A (en) | Process for treating non-stick coatings for working surfaces of nylon product forming molds | |
| CN107419213A (en) | A kind of surface anticorrosion method of metallic matrix | |
| CN104846307A (en) | High-temperature resistant ceramic coating for metal based hot spraying and spraying method of coating | |
| CN103014590A (en) | Method for thermally spraying monel metal coating on surface of stainless steel | |
| CN101709162A (en) | Coating for GH907 products under ocean environment and preparation and use methods thereof | |
| CN1225568C (en) | Technique for preparing metal-base ceramic composite coating by electric are spraying | |
| CN106567027A (en) | Metal pipeline nickel-based composite corrosion-resistant coating and preparation method thereof | |
| CN106319420A (en) | Method for improving bonding strength of thermal spraying ceramic coating on 7075 aluminum alloy surface | |
| CN105132853A (en) | Hard high-damping coating preparation process used for surface of high-temperature damping part | |
| CN103343313A (en) | Method for improving abrasive resistance of overhang hardware fittings of power transmission line | |
| Shelare et al. | Critical Review of Cold Spraying Coating Techniques | |
| CN108950534A (en) | A kind of preparation method of corrosion resistant type alloy coat | |
| CN110331359A (en) | A kind of surface treatment method for thermal spraying inorganic coating | |
| CN104195500A (en) | Novel automobile electric arc spraying method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180515 |
|
| RJ01 | Rejection of invention patent application after publication |