CN101633112A - Method for manufacturing wear-resistant coating composite board - Google Patents
Method for manufacturing wear-resistant coating composite board Download PDFInfo
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- CN101633112A CN101633112A CN200810134516A CN200810134516A CN101633112A CN 101633112 A CN101633112 A CN 101633112A CN 200810134516 A CN200810134516 A CN 200810134516A CN 200810134516 A CN200810134516 A CN 200810134516A CN 101633112 A CN101633112 A CN 101633112A
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- coating
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- cast iron
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- 238000000576 coating method Methods 0.000 title claims abstract description 69
- 239000011248 coating agent Substances 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000002131 composite material Substances 0.000 title claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 238000003466 welding Methods 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims abstract description 37
- 238000005520 cutting process Methods 0.000 claims abstract description 8
- 238000007688 edging Methods 0.000 claims abstract description 7
- 230000008439 repair process Effects 0.000 claims abstract description 7
- 238000007493 shaping process Methods 0.000 claims abstract description 7
- 229910052804 chromium Inorganic materials 0.000 claims description 32
- 239000011651 chromium Substances 0.000 claims description 32
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 30
- 229910001018 Cast iron Inorganic materials 0.000 claims description 26
- 239000002893 slag Substances 0.000 claims description 25
- 238000011438 discrete method Methods 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims description 6
- 238000004080 punching Methods 0.000 claims description 6
- 239000010410 layer Substances 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 5
- 239000011247 coating layer Substances 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 claims description 2
- 238000003763 carbonization Methods 0.000 claims description 2
- 238000009826 distribution Methods 0.000 claims description 2
- 229910000734 martensite Inorganic materials 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims 1
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 229910045601 alloy Inorganic materials 0.000 abstract description 3
- 239000000956 alloy Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000003475 lamination Methods 0.000 abstract 1
- 239000003082 abrasive agent Substances 0.000 description 4
- 230000035939 shock Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000010431 corundum Substances 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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- Laminated Bodies (AREA)
Abstract
The invention relates to a method for manufacturing a composite plate with a wear-resistant coating, which comprises the steps of clamping a base material, selecting coating process parameters, coating, repair welding, cutting, edging, perforating, deburring and shaping in sequence, wherein the coating is a segmented lamination method, the composite plate with the wear-resistant coating produced by the method has the characteristics of high hardness, good wear resistance, light weight, corrosion resistance, high temperature resistance, impact resistance and the like, is suitable for various parts of a material conveying system, the base material has better impact resistance, the alloy coating has extremely high wear resistance which is 8 times of that of the existing commonly-adopted wear-resistant material, the coating has transverse cracks, is beneficial to stress release, can be bent, cut, welded and the like, can be used for installing various parts by being processed into various shapes, has higher corrosion resistance and high-temperature red hardness, and can resist the high temperature of more than 500 ℃, moderate cost, wide practicability and obvious comprehensive advantages.
Description
Technical field
The present invention relates to a kind of preparation method of high-abrasive material, particularly a kind of manufacture method that forms the wearable coating composite board of an alloy high antifriction layer on the ordinary carbon steel surface.
Background technology
The liner parts of goods and materials transporting equipments such as domestic coal, cement, ore mostly adopt pottery, rubber, quartz, corundum, nylon etc. to make as raw material, poor-performing such as wear-resistant, shock-resistant, high temperature resistant, change frequent, install again inconvenient, influence manufacturing schedule, so seek a kind of high-strength abrasion-proof, shock resistance, high temperature resistant, easy for installation, the substitute material of long service life is pressing for of relevant industries.
At present, the wearable coating composite board that obtains the rich chromium cast iron wear-resistant coating on low carbon steel plate becomes a kind of new product, but the development of this product is still immature, the manufacture method complexity, thereby the properties of product of producing are uneven.
Summary of the invention
The objective of the invention is the deficiency at existing high-abrasive material existence, providing a kind of is the manufacture method of the composite plate of wear-resistant coating with the rich chromium cast iron.
Technical scheme of the present invention is: a kind of manufacture method of wearable coating composite board, be followed successively by base material clamping, select coating process parameter, coating, repair welding, cutting, edging, punching, remove deburring, shaping, it is characterized in that: described coating is the segmented layer platen press.
Preferably: described wear-resistant coating is a rich chromium cast iron, and wherein the content of chromium surpasses 12%, be with (Cr, Fe) the 7C3 type is main carbide; The metallographic structure of wear-resistant coating is a hypereutectic, and high abrasion carbonization thing in the metallographic structure (Cr, Fe) 7C3 is fibrous distribution, and machine direction is vertical with the surface, and case hardness can reach HRC53-63 °.
Preferably: described base material is selected martensite for use, and the clamping of base material reaches periphery and is not more than fastening apart from compressing with wide pressing plate of 300mm around base material.
Preferably: described coating process parameter is: coating layer thickness is 2mm～4mm, and gage of wire is ∮ 3.2mm, and voltage is 38V～40V, and electric current is 420A～450A, and the powder feeding rate is 1: 4, and weldering speed is 0.4m/min～0.8m/min.
Preferably: described segmented layer platen press is divided into discrete method and laminating.
Discrete method is the rich chromium cast iron of elder generation with built-up welding strip on the base material, and then the rich chromium cast iron of the identical strip of interval built-up welding is to base material, and then the built-up welding that the rich chromium cast iron of identical strip is parallel is to the interval, and with former coating the boundary of 5mm, complete base material of built-up welding successively arranged.
Laminating is the first rich chromium cast iron of built-up welding strip on base material, and then the rich chromium cast iron of the identical strip of built-up welding is to base material, and with former rich chromium cast iron coating the boundary of 5mm, complete base material of built-up welding is successively arranged.
Preferably: must take off slag before the adjacent coating built-up welding, the temperature that coating such as palpus is cooled to easily to take off slag before the slag hitting is carried out slag hitting again, continues coating working face to be cleaned out fully, after whole substrate coating finished and cooled off fully, welding slag is cleaned out.
Preferably: described coating has pore, leaks weldering and slag inclusion, selects for use surfacing welding to carry out repair welding, size and dimension cutting on request, edging, punching, removes deburring, shaping.
Beneficial effect of the present invention is: the wearable coating composite board of producing with this kind method has the hardness height, anti-wear performance is good, in light weight, corrosion-resistant, high temperature resistant, characteristics such as shock-resistant, it is applicable to the various parts of material-transporting system, base material has impact resistance preferably, alloy coat has high wearability, be present 8 times of generally adopting high-abrasive material, coating becomes transversal crack, helps the release of stress, so can carry out bending, cutting, processing such as welding, can install and use in various position by the parts that are processed into different shape, and have higher corrosion resistance and high temperature red hardness, can be high temperature resistant more than 500 ℃, applied widely, do not worry the problem of coming off in the use, overcome other high-abrasive materials and be afraid of weldering, frangible, come off, fall the slag phenomenon, from properties of product, price and security etc. are many-sided considers that cost is moderate, practicality is wide, and comprehensive advantage is obvious.Production process does not have waste water,waste gas and industrial residue and produces, and is pollution-free, do not worry ambient influnence.
Description of drawings
Fig. 1 is the schematic diagram of discrete method coating of the present invention
Fig. 2 is the schematic diagram of laminating coating of the present invention
The specific embodiment
Specific embodiments of the invention are as follows:
Specific embodiment 1:
Base material 1 is placed on put on the platform of cleaning out just sturdy, around base material 1, reach periphery by being not more than fastening of 300mm apart from compressing with wide pressing plate, the rich chromium cast iron wear-resistant coating selects for use chrome content to surpass 12% rich chromium cast iron, solder flux is selected the HJ130 of oven dry for use, each firing switch of checkout facility, adjusting knob, after running position sensitivity is reliable, utilize discrete method to carry out coating, the coating order: elder generation is with the rich chromium cast iron 2 of built-up welding strip on the base material 1, and then the rich chromium cast iron 4 of the identical strip of interval built-up welding is to base material, and then the built-up welding that the rich chromium cast iron 3 of identical strip is parallel are to the interval, and the boundary 5 and 6 of 5mm, complete base material of built-up welding are successively arranged with former coating.
Wherein coating layer thickness is 2mm, and gage of wire is ∮ 3.2mm, and voltage is selected 38V for use, and electric current is 420A, and the powder feeding rate is 1: 4, and weldering speed is 0.8m/min.Must take off slag before the adjacent coating built-up welding, the temperature that coating such as palpus is cooled to easily to take off slag before the slag hitting is carried out slag hitting again, continues coating working face to be cleaned out fully, after whole substrate coating finished and cooled off fully, welding slag is cleaned out.Bigger pore is arranged, leak weldering and slag inclusion if find coating, should select for use EDZCr type surfacing welding to carry out repair welding.Size and dimension cutting on request, edging, punching, remove deburring, shaping.
Specific embodiment 2:
Base material 1 is placed on put on the platform of cleaning out just sturdy, around base material 1, reach periphery by being not more than fastening of 300mm apart from compressing with wide pressing plate, the rich chromium cast iron wear-resistant coating selects for use chrome content to surpass 12% rich chromium cast iron, solder flux is selected the HJ130 of oven dry for use, each firing switch of checkout facility, adjusting knob, after running position sensitivity is reliable, utilize laminating to carry out coating, coating order: the rich chromium cast iron 2 of elder generation's built-up welding strip on base material 1, and then the rich chromium cast iron 3 of the identical strip of built-up welding is to base material, and the boundary 4 of 5mm, complete base material of built-up welding are successively arranged with former rich chromium cast iron coating.
Wherein coating layer thickness is 4mm, and gage of wire is ∮ 3.2mm, and voltage is selected 40V for use, and electric current is 450A, and the powder feeding rate is 1: 4, and weldering speed is 0.4m/min.Must take off slag before the adjacent coating built-up welding, the temperature that coating such as palpus is cooled to easily to take off slag before the slag hitting is carried out slag hitting again, continues coating working face to be cleaned out fully, after whole substrate coating finished and cooled off fully, welding slag is cleaned out.Bigger pore is arranged, leak weldering and slag inclusion if find coating, should select for use EDZCr type surfacing welding to carry out repair welding.Size and dimension cutting on request, edging, punching, remove deburring, shaping.
Claims (7)
1, a kind of manufacture method of wearable coating composite board, be followed successively by base material clamping, select coating process parameter, coating, repair welding, cutting, edging, punching, remove deburring, shaping, it is characterized in that: described coating is the segmented layer platen press.
2, the manufacture method of wearable coating composite board as claimed in claim 1 is characterized in that: described wear-resistant coating is a rich chromium cast iron, and wherein the content of chromium surpasses 12%, be with (Cr, Fe) the 7C3 type is main carbide; The metallographic structure of wear-resistant coating is a hypereutectic, and high abrasion carbonization thing in the metallographic structure (Cr, Fe) 7C3 is fibrous distribution, and machine direction is vertical with the surface, and case hardness can reach HRC53-63 °.
3, the manufacture method of wearable coating composite board as claimed in claim 1 is characterized in that: described base material is selected martensite for use, and the clamping of base material reaches periphery and is not more than fastening apart from compressing with wide pressing plate of 300mm around base material.
4, the manufacture method of wearable coating composite board as claimed in claim 1, it is characterized in that: described coating process parameter is: coating layer thickness is 2mm～4mm, gage of wire is ∮ 3.2mm, voltage is 38V～40V, electric current is 420A～450A, the powder feeding rate is 1: 4, and weldering speed is 0.4m/min～0.8m/min.
5, the manufacture method of wearable coating composite board as claimed in claim 1 is characterized in that: described segmented layer platen press is divided into discrete method and laminating.
Discrete method is the rich chromium cast iron of elder generation with built-up welding strip on the base material, and then the rich chromium cast iron of the identical strip of interval built-up welding is to base material, and then the built-up welding that the rich chromium cast iron of identical strip is parallel is to the interval, and with former coating the boundary of 5mm, complete base material of built-up welding successively arranged.
Laminating is the first rich chromium cast iron of built-up welding strip on base material, and then the rich chromium cast iron of the identical strip of built-up welding is to base material, and with former rich chromium cast iron coating the boundary of 5mm, complete base material of built-up welding is successively arranged.
6, the manufacture method of wearable coating composite board as claimed in claim 5, it is characterized in that: must take off slag before the adjacent coating built-up welding, the temperature that coating such as palpus is cooled to easily to take off slag before the slag hitting is carried out slag hitting again, continuing coating must clean out working face fully, whole substrate coating finished and fully after the cooling, welding slag cleaned out.
7, the manufacture method of wearable coating composite board as claimed in claim 1 is characterized in that: described coating has pore, leaks weldering and slag inclusion, selects for use surfacing welding to carry out repair welding, size and dimension cutting on request, edging, punching, removes deburring, shaping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810134516A CN101633112B (en) | 2008-07-25 | 2008-07-25 | Method for manufacturing wearable coating composite board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810134516A CN101633112B (en) | 2008-07-25 | 2008-07-25 | Method for manufacturing wearable coating composite board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101633112A true CN101633112A (en) | 2010-01-27 |
| CN101633112B CN101633112B (en) | 2012-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810134516A Expired - Fee Related CN101633112B (en) | 2008-07-25 | 2008-07-25 | Method for manufacturing wearable coating composite board |
Country Status (1)
| Country | Link |
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| CN (1) | CN101633112B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101922465A (en) * | 2010-03-24 | 2010-12-22 | 南通大通宝富风机有限公司 | Wear-resistant temperature-resistant centrifugal blower impeller |
| CN104690396A (en) * | 2015-01-20 | 2015-06-10 | 云南机电职业技术学院 | Grinding roller surfacing technology for high-chromium wear-resistant material |
| CN104999728A (en) * | 2015-07-02 | 2015-10-28 | 西安工程大学 | High-chromium cast iron-low-carbon steel double-metal plate composite material, and preparation method thereof |
| CN109693026A (en) * | 2018-12-27 | 2019-04-30 | 浙江富春江水电设备有限公司 | A kind of combination overlaying method for outer circle large area stellite hardfacing |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1106457C (en) * | 1997-12-25 | 2003-04-23 | 中国科学院兰州化学物理研究所 | Preparation technology of wear-resisting coating for surface of carbon steel |
| JP2000203588A (en) * | 1998-10-19 | 2000-07-25 | Nisshin Steel Co Ltd | A1-plated steel sheet for fuel tank and production of fuel tank using the same |
| CN1483536A (en) * | 2003-08-12 | 2004-03-24 | 陈振华 | Technology for producing wear-resisting compound material |
| CN1231319C (en) * | 2003-10-28 | 2005-12-14 | 华南理工大学 | Method for producing bearing shell material of Nano clad aluminium base |
| CN1844452A (en) * | 2006-04-28 | 2006-10-11 | 北京科技大学 | Method for spreading wearable anti-corrosion coating on surface of carbon steel |
| CN1995755A (en) * | 2006-12-26 | 2007-07-11 | 三一重工股份有限公司 | Wearable shockproof cutting ring and method for making same |
-
2008
- 2008-07-25 CN CN200810134516A patent/CN101633112B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101922465A (en) * | 2010-03-24 | 2010-12-22 | 南通大通宝富风机有限公司 | Wear-resistant temperature-resistant centrifugal blower impeller |
| CN104690396A (en) * | 2015-01-20 | 2015-06-10 | 云南机电职业技术学院 | Grinding roller surfacing technology for high-chromium wear-resistant material |
| CN104999728A (en) * | 2015-07-02 | 2015-10-28 | 西安工程大学 | High-chromium cast iron-low-carbon steel double-metal plate composite material, and preparation method thereof |
| CN109693026A (en) * | 2018-12-27 | 2019-04-30 | 浙江富春江水电设备有限公司 | A kind of combination overlaying method for outer circle large area stellite hardfacing |
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| Publication number | Publication date |
|---|---|
| CN101633112B (en) | 2012-09-26 |
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