CN115418601A - High-frequency induction heating heavy fusible link and method for preparing anti-explosion coating of anti-explosion forklift fork - Google Patents
High-frequency induction heating heavy fusible link and method for preparing anti-explosion coating of anti-explosion forklift fork Download PDFInfo
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- CN115418601A CN115418601A CN202211031007.0A CN202211031007A CN115418601A CN 115418601 A CN115418601 A CN 115418601A CN 202211031007 A CN202211031007 A CN 202211031007A CN 115418601 A CN115418601 A CN 115418601A
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- explosion
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- 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
-
- 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
- C23C4/18—After-treatment
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
The invention discloses a high-frequency induction heating remelting line and a method for preparing an explosion-proof coating of an explosion-proof forklift fork, wherein the high-frequency induction heating remelting line comprises a conveying mesh belt, a plasma spraying device and an induction heating remelting device which are distributed along the conveying mesh belt, a control module, a 3D scanning image recognition device and an adjustable air cooling device which are distributed along the conveying mesh belt, and the 3D scanning image recognition device, the plasma spraying device, the induction heating remelting device and the adjustable air cooling device are sequentially distributed along the conveying mesh belt; the 3D scanning image recognition device is connected with the input end of the control module, and the plasma spraying device is connected with the output end of the control module. The preparation method can accurately prepare the explosion-proof coating of the pallet fork of the explosion-proof forklift with the preset thickness, and can quickly repair the coating after the coating is worn.
Description
Technical Field
The invention relates to a high-frequency induction heating heavy melting wire and a method for preparing an anti-explosion coating of an anti-explosion forklift fork.
Background
Under normal operating conditions, the parts of the explosion-proof industrial vehicle which can rub and collide with the outside cannot be iron, and the parts are coated by a material which does not generate mechanical sparks during rubbing and collision. For example, copper-zinc alloys, copper-beryllium alloys, stainless steel, etc. may be used to prevent mechanical sparking, and therefore brass or stainless steel may be used to coat the forks of a forklift.
The process that movable parts such as the preposed fork of the explosion-proof forklift are wrapped by copper plates or stainless steel materials is characterized in that a copper sleeve or a stainless steel sleeve made of the copper plates or the stainless steel plates wraps the fork, but the process has the following problems: the repair is not easy after damage or abrasion; a certain gap is formed between the wrapped pallet and the main body fork, so that internal abrasion or falling-off is easily caused after long-time work; the copper plate or the stainless steel plate sleeve is complex in manufacturing process and high in cost. At present, the technology of preparing the explosion-proof coating by adopting a plasma spraying method and an induction heating remelting method is available, but the thickness of the coating cannot be accurately controlled, and the thickness of the coating cannot be adjusted according to the difference of the abrasion degree of the coating.
Disclosure of Invention
In order to solve the problems, the invention provides a high-frequency induction heating heavy fusible link and a method for preparing an anti-explosion coating of an anti-explosion forklift fork.
The high-frequency induction heating heavy fusible link comprises a conveying mesh belt, a plasma spraying device and an induction heating remelting device which are distributed along the conveying mesh belt, a control module, a 3D scanning image recognition device and an adjustable air cooling device which are distributed along the conveying mesh belt, wherein the 3D scanning image recognition device, the plasma spraying device, the induction heating remelting device and the adjustable air cooling device are sequentially distributed along the conveying mesh belt; the 3D scanning image recognition device is connected with the input end of the control module, and the plasma spraying device is connected with the output end of the control module.
The control module adopts a chip with the model number of XCZU4EV-1SFVC 784I.
The invention also provides a method for preparing the anti-explosion coating of the pallet fork of the anti-explosion forklift, which comprises the following steps:
1) Carrying out sand blasting and roughening treatment on the outer surface of the pallet fork of the explosion-proof forklift;
2) Clamping the anti-explosion forklift fork on the conveying mesh belt by using the high-frequency induction heating heavy fusible line, and starting the conveying mesh belt to convey the anti-explosion forklift fork;
3) The 3D scanning image recognition device carries out three-dimensional scanning surveying and mapping on the conveyed explosion-proof forklift fork, records model parameter data and sends a data signal to the control module;
4) The control module sends a control signal to the plasma spraying device after receiving the data signal, and controls the plasma spraying device to carry out plasma spraying on the surface of the fork of the explosion-proof forklift;
5) Conveying the explosion-proof forklift pallet fork coated with the nano coating to an induction heating remelting device through a conveying mesh belt, and carrying out induction heating melting on the nano coating through the induction heating remelting device;
6) Carrying out air cooling treatment on the explosion-proof forklift fork subjected to induction heating by an adjustable air cooling device to accelerate cooling;
7) Repeating the steps 2) to 6) for n times (n is more than or equal to 0) to obtain the compound.
In the step 1), the sand blasting coarsening treatment is performed by using an automatic sand blasting machine.
In the step 4), during plasma spraying, the plasma gas adopts argon (Ar) as the main gas and hydrogen (H) 2 ) As auxiliary gas, the ratio of argon flow to hydrogen flow is 2 -1 The spraying angle is 90 degrees, and the thickness of a sprayed layer is more than 3 mm.
The invention also provides an explosion-proof coating of the pallet fork of the explosion-proof forklift, which is prepared by using the method for preparing the explosion-proof coating of the pallet fork of the explosion-proof forklift.
Has the advantages that: according to the invention, the explosion-proof coating with a preset thickness can be accurately formed on the surface of the pallet fork by adopting the high-frequency induction heating heavy fusible link; the thickness of the anti-explosion coating can be customized according to the field requirements (for example, the upper and lower surfaces of the pallet fork and the easily worn parts of the pallet fork head can be correspondingly sprayed with thick points, the other parts which are not easily contacted can be sprayed with thin points, the customized data is input into the control module, and the control module controls the spraying thickness); the invention can quickly repair the pallet fork after the pallet fork is worn and abraded, and has low repair cost.
Drawings
FIG. 1 is a schematic perspective view of a high-frequency induction heating fusible link according to the present invention;
FIG. 2 is a schematic plan view of a high frequency induction heating fusible link according to the present invention;
in the figure, 1, a conveying mesh belt; 2. 3D scanning image recognition device; 3. a plasma spraying device; 4. an induction heating remelting device; 5. an air cooling device can be adjusted.
Detailed Description
The technical solution of the present invention is described in detail by the following examples, but the scope of the present invention is not limited to the examples.
A high-frequency induction heating remelting line comprises a conveying mesh belt 1 (made of SUS314 and resistant to high temperature of over 1200 ℃), plasma spraying devices 3 and induction heating remelting devices 4 which are distributed along the conveying mesh belt 1, a control module (not shown) adopting a chip with the model of XCZU4EV-1SFVC784I, 3D scanning image recognition devices 2 ((automatic three-dimensional online detection system, hualang three-dimensional)) and adjustable air cooling devices 5 (adjustable air cooling, shandong Zhongke energy) which are distributed along the conveying mesh belt 1 in sequence, wherein the 3D scanning image recognition devices 2, the plasma spraying devices 3, the induction heating remelting devices 4 and the adjustable air cooling devices 5 are formed in a vortex mode and are sequentially distributed along the conveying mesh belt 1; the 3D scanning image recognition device 2 is connected with the input end of the control module, and the plasma spraying device 3 is connected with the output end of the control module. The plasma spraying apparatus 3 and the induction heating remelting apparatus 4 can be used according to the prior art.
A method for preparing an anti-explosion coating of an anti-explosion forklift pallet fork comprises the following steps.
1) And (3) carrying out sand blasting and coarsening treatment on the outer surface of the fork of the explosion-proof forklift by adopting an automatic roller bed type sand blasting machine (Changzhou Su polymer mechanical equipment Co., ltd.).
2) The high-frequency induction heating heavy fuse wire is used for clamping the fork of the explosion-proof forklift on the conveying mesh belt 1, and the conveying mesh belt 1 is started to convey the fork of the explosion-proof forklift.
3) The 3D scanning image recognition device 2 carries out three-dimensional scanning mapping on the conveyed explosion-proof forklift pallet fork, records model parameter data and sends a data signal to the control module; the model parameter data is convenient for calculating the subsequent spraying powder amount and comparing the model values in the subsequent repairing process (areas which are easy to wear and areas which are difficult to wear can be distinguished).
4) And the control module sends a control signal to the plasma spraying device 3 after receiving the data signal, and controls the plasma spraying device 3 to perform plasma spraying of the nano coating on the surface of the fork of the explosion-proof forklift.
In the plasma spraying, the plasma gas uses argon (Ar) as a main gas and hydrogen (H) gas 2 ) As auxiliary gas, the ratio of argon flow to hydrogen flow is 2 -1 The spraying angle is 90 degrees, and the thickness of a sprayed layer is more than 3 mm.
5) The conveying mesh belt 1 conveys the explosion-proof forklift fork coated with the nano coating to an induction heating remelting device 4, and the induction heating remelting device 4 carries out induction heating melting on the nano coating; the heating temperature reaches over 1000 ℃, the defects of air holes and the like are eliminated, and the tissue nonuniformity is improved.
6) The explosion-proof forklift fork after induction heating is subjected to air cooling treatment by the adjustable air cooling device 5 to accelerate cooling, crystal grains can be further refined, the hardness is improved, and the wear resistance of a coating is enhanced.
7) And (3) repeating the steps 2) to 6) according to requirements to obtain the anti-explosion coating of the fork of the anti-explosion forklift.
In practical use, when the step 2) is repeated, the pallet fork is not required to be detached and clamped on the conveying mesh belt 1 on the high-frequency induction heating fusible link again, and the conveying mesh belt 1 is only required to be conveyed to the 3D scanning image recognition device 2 reversely. When the explosion-proof coating is worn, plasma spraying and induction heating remelting can be conveniently carried out again for repairing.
The above-mentioned techniques not specifically mentioned are referred to the prior art.
As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited to the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. A high-frequency induction heating heavy fusible link comprises a conveying mesh belt, a plasma spraying device and an induction heating remelting device, and is characterized by further comprising a control module, a 3D scanning image recognition device and an adjustable air cooling device, wherein the 3D scanning image recognition device, the plasma spraying device, the induction heating remelting device and the adjustable air cooling device are sequentially distributed along the conveying mesh belt; the 3D scanning image recognition device is connected with the input end of the control module, and the plasma spraying device is connected with the output end of the control module.
2. The high-frequency induction heating fusible link as claimed in claim 1, wherein the control module is a chip of type XCZU4EV-1SFVC 784I.
3. A method for preparing an explosion-proof coating of an explosion-proof forklift fork is characterized by comprising the following steps:
1) Carrying out sand blasting and roughening treatment on the outer surface of the pallet fork of the explosion-proof forklift;
2) Clamping the anti-explosion forklift fork on the conveying mesh belt by using the high-frequency induction heating fusible link as claimed in claim 1 or 2, and starting the conveying mesh belt to convey the anti-explosion forklift fork;
3) The 3D scanning image recognition device carries out three-dimensional scanning and mapping on the conveyed goods fork of the explosion-proof forklift, records model parameter data and sends a data signal to the control module;
4) The control module sends a control signal to the plasma spraying device after receiving the data signal, and controls the plasma spraying device to carry out plasma spraying on the surface of the fork of the explosion-proof forklift;
5) Conveying the explosion-proof forklift fork coated with the nano coating to an induction heating remelting device through a conveying mesh belt, and carrying out induction heating melting on the nano coating through the induction heating remelting device;
6) Carrying out air cooling treatment on the explosion-proof forklift fork subjected to induction heating by an adjustable air cooling device to accelerate cooling;
7) Repeating the steps 2) to 6) for n times (n is more than or equal to 0), and obtaining the product.
4. The method for preparing the explosion-proof coating of the fork of the explosion-proof forklift as claimed in claim 3, wherein in the step 1), the sand blasting coarsening treatment is performed by using an automatic sand blasting machine.
5. The method for preparing the explosion-proof coating of the fork of the explosion-proof forklift as claimed in claim 3, wherein in the step 4), during the plasma spraying, argon gas is adopted as a main gas and hydrogen gas is adopted as an auxiliary gas, the ratio of the flow rate of the argon gas to the flow rate of the hydrogen gas is 2 -1 The spraying angle is 90 degrees, and the thickness of a sprayed layer is more than 3 mm.
6. An explosion-proof coating for the fork of an explosion-proof forklift, which is obtained by using the method for preparing the explosion-proof coating for the fork of the explosion-proof forklift as claimed in any one of claims 3 to 5.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211031007.0A CN115418601A (en) | 2022-08-26 | 2022-08-26 | High-frequency induction heating heavy fusible link and method for preparing anti-explosion coating of anti-explosion forklift fork |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211031007.0A CN115418601A (en) | 2022-08-26 | 2022-08-26 | High-frequency induction heating heavy fusible link and method for preparing anti-explosion coating of anti-explosion forklift fork |
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| CN115418601A true CN115418601A (en) | 2022-12-02 |
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| CN202211031007.0A Pending CN115418601A (en) | 2022-08-26 | 2022-08-26 | High-frequency induction heating heavy fusible link and method for preparing anti-explosion coating of anti-explosion forklift fork |
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Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0412510A1 (en) * | 1989-08-10 | 1991-02-13 | Linde Aktiengesellschaft | Process and apparatus for the automatic melting of thermally sprayed surfaces |
| JPH11209865A (en) * | 1998-01-21 | 1999-08-03 | Dai Ichi High Frequency Co Ltd | Formation of metal coating layer |
| CN101100745A (en) * | 2007-06-18 | 2008-01-09 | 南京航空航天大学 | Nano-ceramic coating processing method and constant temperature control system based on substrate constant temperature control |
| CN101186999A (en) * | 2007-12-07 | 2008-05-28 | 华北电力大学 | A method for preparing cladding layer of ceramic-metal composite material |
| CN201183816Y (en) * | 2008-04-15 | 2009-01-21 | 山东金圣隆机械有限公司 | Spraying parts remelting automatic control device |
| CN101586237A (en) * | 2008-05-23 | 2009-11-25 | 安东石油技术（集团）有限公司 | Hot spray processing technique for alloy coating of AOF bidirectional protecting oil pump plunger |
| CN202155653U (en) * | 2011-06-27 | 2012-03-07 | 徐州工程学院 | Supporting wheel repair device based on combined machining of plasma spraying and laser remelting |
| CN203096155U (en) * | 2013-01-31 | 2013-07-31 | 杭州五源科技实业有限公司 | Plasma and thermal-spraying composite repair device |
| CN203091979U (en) * | 2013-01-24 | 2013-07-31 | 上海开维喜阀门集团有限公司 | Integrated control spray welding device of metal sealing ball valve ball body |
| US20140302247A1 (en) * | 2011-11-02 | 2014-10-09 | Tocalo Co., Ltd. | Method of forming densified layer in spray coating, and spray coating covering member |
| CN106868443A (en) * | 2017-02-24 | 2017-06-20 | 中国人民解放军装甲兵工程学院 | A kind of Supersonic Plasma Spraying technique applies layer optimizing method |
| CN107937906A (en) * | 2017-11-27 | 2018-04-20 | 常州大学 | A kind of method that laser melting coating of the online powder feeding of argon gas prepares Cr Ni coatings |
| CN109504964A (en) * | 2018-10-12 | 2019-03-22 | 翟长生 | A kind of bearing ring complex intensifying intelligence production line |
| CN110983236A (en) * | 2019-12-31 | 2020-04-10 | 北京金业隆诚科技有限公司 | Remelting method for boiler membrane wall anticorrosive coating in vacuum furnace |
| CN111455306A (en) * | 2020-05-07 | 2020-07-28 | 超达阀门集团股份有限公司 | Manufacturing process of nickel-based tungsten carbide wear-resistant coating of metal hard sealing ball valve |
| CN111495635A (en) * | 2020-04-23 | 2020-08-07 | 佛山科学技术学院 | An adaptive spraying method |
| CN111621782A (en) * | 2020-06-29 | 2020-09-04 | 江苏科环新材料有限公司 | Method for preparing protective coating by high-frequency induction heating and then powder feeding reciprocating forming-remelting |
| CN111979542A (en) * | 2020-08-06 | 2020-11-24 | 江苏科环新材料有限公司 | High-frequency remelting coating preparation device for boiler pipe of garbage power station under composite motion condition |
-
2022
- 2022-08-26 CN CN202211031007.0A patent/CN115418601A/en active Pending
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0412510A1 (en) * | 1989-08-10 | 1991-02-13 | Linde Aktiengesellschaft | Process and apparatus for the automatic melting of thermally sprayed surfaces |
| JPH11209865A (en) * | 1998-01-21 | 1999-08-03 | Dai Ichi High Frequency Co Ltd | Formation of metal coating layer |
| CN101100745A (en) * | 2007-06-18 | 2008-01-09 | 南京航空航天大学 | Nano-ceramic coating processing method and constant temperature control system based on substrate constant temperature control |
| CN101186999A (en) * | 2007-12-07 | 2008-05-28 | 华北电力大学 | A method for preparing cladding layer of ceramic-metal composite material |
| CN201183816Y (en) * | 2008-04-15 | 2009-01-21 | 山东金圣隆机械有限公司 | Spraying parts remelting automatic control device |
| CN101586237A (en) * | 2008-05-23 | 2009-11-25 | 安东石油技术（集团）有限公司 | Hot spray processing technique for alloy coating of AOF bidirectional protecting oil pump plunger |
| CN202155653U (en) * | 2011-06-27 | 2012-03-07 | 徐州工程学院 | Supporting wheel repair device based on combined machining of plasma spraying and laser remelting |
| US20140302247A1 (en) * | 2011-11-02 | 2014-10-09 | Tocalo Co., Ltd. | Method of forming densified layer in spray coating, and spray coating covering member |
| CN203091979U (en) * | 2013-01-24 | 2013-07-31 | 上海开维喜阀门集团有限公司 | Integrated control spray welding device of metal sealing ball valve ball body |
| CN203096155U (en) * | 2013-01-31 | 2013-07-31 | 杭州五源科技实业有限公司 | Plasma and thermal-spraying composite repair device |
| CN106868443A (en) * | 2017-02-24 | 2017-06-20 | 中国人民解放军装甲兵工程学院 | A kind of Supersonic Plasma Spraying technique applies layer optimizing method |
| CN107937906A (en) * | 2017-11-27 | 2018-04-20 | 常州大学 | A kind of method that laser melting coating of the online powder feeding of argon gas prepares Cr Ni coatings |
| CN109504964A (en) * | 2018-10-12 | 2019-03-22 | 翟长生 | A kind of bearing ring complex intensifying intelligence production line |
| CN110983236A (en) * | 2019-12-31 | 2020-04-10 | 北京金业隆诚科技有限公司 | Remelting method for boiler membrane wall anticorrosive coating in vacuum furnace |
| CN111495635A (en) * | 2020-04-23 | 2020-08-07 | 佛山科学技术学院 | An adaptive spraying method |
| CN111455306A (en) * | 2020-05-07 | 2020-07-28 | 超达阀门集团股份有限公司 | Manufacturing process of nickel-based tungsten carbide wear-resistant coating of metal hard sealing ball valve |
| CN111621782A (en) * | 2020-06-29 | 2020-09-04 | 江苏科环新材料有限公司 | Method for preparing protective coating by high-frequency induction heating and then powder feeding reciprocating forming-remelting |
| CN111979542A (en) * | 2020-08-06 | 2020-11-24 | 江苏科环新材料有限公司 | High-frequency remelting coating preparation device for boiler pipe of garbage power station under composite motion condition |
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Application publication date: 20221202 |
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