CN109590451B - Layered composite plate for vibration reduction and preparation method thereof - Google Patents
Layered composite plate for vibration reduction and preparation method thereof Download PDFInfo
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- CN109590451B CN109590451B CN201811590604.0A CN201811590604A CN109590451B CN 109590451 B CN109590451 B CN 109590451B CN 201811590604 A CN201811590604 A CN 201811590604A CN 109590451 B CN109590451 B CN 109590451B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/16—Casting in, on, or around objects which form part of the product for making compound objects cast of two or more different metals, e.g. for making rolls for rolling mills
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/08—Casting in, on, or around objects which form part of the product for building-up linings or coverings, e.g. of anti-frictional metal
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C18/00—Alloys based on zinc
- C22C18/04—Alloys based on zinc with aluminium as the next major constituent
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
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Abstract
The invention provides a layered composite plate for vibration reduction and a preparation method thereof, wherein the layered composite plate comprises a plate I, a plate II and a plate III, the plate I, the plate II and the plate III are sequentially arranged from top to bottom, the plate II is a steel plate, and raw materials for preparing the plate I and the plate III are respectively composed of the following components in parts by mass: 26-28 parts of Al and 72-74 parts of Zn, the layered composite plate prepared by the method solves the problem of single performance of the traditional vibration damping plate, and the interface metallurgically bonded Zn-Al/steel/Zn-Al layered composite plate is prepared by liquid-solid-liquid compounding of a liquid Zn-Al alloy and a steel plate subjected to surface treatment, has high rigidity, high strength and high elastoplasticity, can effectively play a role in vibration damping, reduces the situations of structural damage and functional failure, and realizes the complementary of excellent performances of two metal materials; the preparation method provided by the invention is used for preparing the Zn-Al/steel/Zn-Al layered composite board by liquid-solid-liquid compounding, can effectively promote metallurgical bonding, and has the advantages of simple operation, energy conservation and obvious economic effect.
Description
Technical Field
The invention relates to the field of processing and manufacturing of layered composite materials, in particular to a layered composite plate for vibration reduction and a preparation method thereof.
Background
The damping plate has remarkable silencing and damping effects, and the excellent characteristics of the damping plate are widely applied to the aspects of automobile manufacturing industry, building industry, electric appliances and the like. The steel has excellent characteristics of high strength, high rigidity and the like, but the vibration damping performance is weaker; the zinc-aluminum alloy has light weight and better vibration reduction and wear resistance, but has insufficient strength and bearing capacity under the condition of strong load. In order to solve the problems of damage and failure of a steel structure caused by vibration and working environment, a multi-component material is required to be introduced to improve the service life and damping performance of the damping plate. The Zn-Al/steel/Zn-Al layered composite plate is prepared by compounding the zinc-aluminum alloy and the steel, can form a composite structure material with high rigidity and large viscoelasticity, can be used as a vibration damping plate to improve the bearing capacity and damping performance of the structure, and can change the basic vibration period of the structure.
The preparation process adopts a liquid-solid-liquid compounding method to compound two or two metal materials with different properties into a complete casting or casting blank in liquid and solid states, ensures the mutual diffusion of atoms in a solid-liquid interface layer by utilizing the high temperature of liquid alloy, and forms metallurgical bonding. The process is relatively simple and stable, the equipment cost is low, the efficiency is high and the like.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a layered composite plate for vibration reduction and a preparation method thereof.
The technical scheme adopted by the invention for solving the technical problems is as follows: the layered composite plate for vibration reduction comprises a plate I, a plate II and a plate III, wherein the plate I, the plate II and the plate III are sequentially arranged from top to bottom, the plate II is a steel plate, and raw materials for preparing the plate I and the plate III are respectively composed of the following components in parts by mass: 26-28 parts of Al and 72-74 parts of Zn.
Further, panel i: and (3) a plate II: the thickness ratio of the plate III is 1:1: 1-2: 1.5: 2.
Further, the plate II is made of one of carbon steel, alloy steel or spring steel.
Further, the surface roughness Ra of the plate II is 8-15.
A preparation method of a layered composite plate for vibration reduction comprises the following steps:
1) pretreating the outer surface of the plate II, wherein the pretreatment comprises the steps of pickling the outer surface of the plate II, then putting the plate II into deionized water for washing, and then drying the washed plate II for later use;
2) weighing 26-28 parts of Al and 72-74 parts of Zn, smelting in a medium-frequency induction smelting furnace, heating the temperature in the smelting furnace to 630-660 ℃ after all Al and Zn are molten, keeping the temperature for 5-7 min, homogenizing each element, refining, degassing, filtering and standing to obtain a casting solution;
3) coating a release agent on the inner surface of a cavity of a mold, placing a plate II treated in the step 1) in the cavity of the mold, dividing the cavity of the mold into a cavity I and a cavity II by the plate II, and preheating the mold for 1-2 hours at the temperature of 230-300 ℃ for later use;
4) pouring the pouring liquid prepared in the step 2) into the cavity I and the cavity II, and removing the mold after the pouring liquid is solidified to obtain the layered composite plate.
Further, the cavity I and the cavity II in the step 3) are symmetrically arranged relative to the plate II.
The beneficial effects of the invention are mainly shown in the following aspects: the layered composite plate prepared by the invention changes the problem of single performance of the traditional vibration damping plate, and the Zn-Al/steel/Zn-Al layered composite plate with the metallurgically bonded interface is prepared by carrying out liquid-solid-liquid compounding on the liquid Zn-Al alloy and the steel plate with the surface treated, so that the layered composite plate has high rigidity, high strength and high elastoplasticity, can effectively play a vibration damping role, reduces the conditions of structural damage and functional failure, and realizes the complementation of excellent performances of two metal materials; the preparation method provided by the invention is used for preparing the Zn-Al/steel/Zn-Al layered composite board by liquid-solid-liquid compounding, can effectively promote metallurgical bonding, and has the advantages of simple operation, energy conservation and obvious economic effect.
Detailed Description
The technical solutions of the present invention are clearly and completely described in conjunction with the examples, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any creative effort, shall fall within the protection scope of the present invention.
The layered composite plate for vibration reduction comprises a plate I, a plate II and a plate III, wherein the plate I, the plate II and the plate III are sequentially arranged from top to bottom, the plate II is a steel plate, and raw materials for preparing the plate I and the plate III are respectively composed of the following components in parts by mass: 26-28 parts of Al, 72-74 parts of Zn, and the weight ratio of a plate I: and (3) a plate II: the thickness ratio of the plate III is 1:1: 1-2: 1.5:2, and the plate II can be made of one of carbon steel, alloy steel or spring steel according to the use working condition.
Furthermore, the surface roughness Ra of the plate II is 8-15, the increase of the surface roughness of the plate II is beneficial to the diffusion of Zn-Al alloy atoms and the mutual embedding of tissue structures,
a preparation method of a layered composite plate for vibration reduction comprises the following steps:
1) pretreating the outer surface of the plate II, wherein the pretreatment comprises the steps of pickling the outer surface of the plate II, then putting the plate II into deionized water for washing, and then drying the washed plate II for later use;
2) weighing 26-28 parts of Al and 72-74 parts of Zn, smelting in a medium-frequency induction smelting furnace, heating the temperature in the smelting furnace to 630-660 ℃ after all Al and Zn are molten, keeping the temperature for 5-7 min, homogenizing each element, refining, degassing, filtering and standing to obtain a casting solution;
3) coating a release agent on the inner surface of a cavity of a mold, placing a plate II treated in the step 1) in the cavity of the mold, dividing the cavity of the mold into a cavity I and a cavity II by the plate II, symmetrically arranging the cavity I and the cavity II relative to the plate II, enabling the width of the cavity I and the width of the cavity II to be the same as the thickness of a steel plate, and preheating the mold for 1-2 hours at the temperature of 230-300 ℃ for later use;
4) pouring the pouring liquid prepared in the step 2) into the cavity I and the cavity II, removing the mold after the pouring liquid is solidified to obtain the Zn-Al/steel/Zn-Al laminated composite board, wherein the length, the width and the height of the board I, the board II and the board III are the same, and the laminated composite board is prepared by the following steps: the thickness ratio of the plate II is more than or equal to 3:1, and the reason is that: the multilayer composite plate is mainly used for vibration reduction, and if the volume fraction of the steel plate is more than 33%, the high damping property of the Zn-Al alloy can not be fully exerted.
Example 2
Because the aluminum is fused with zinc in a certain proportion, the fluidity can be obviously improved, the crystal grain structure of a casting is refined, and the mechanical property is improved, the smelted Zn-Al alloy consists of the following components in parts by mass: 26-28 parts of Al and 72-74 parts of Zn; because the steel substrate needs to provide rigidity and strength and ensure elasticity as much as possible at the same time, the steel substrate, namely the substrate II, in the laminated composite material is 60Si2Mn steel.
A preparation method of a layered composite plate for vibration reduction comprises the following steps:
1) pretreating the outer surface of the plate II, wherein the pretreatment comprises the steps of pickling the outer surface of the plate II, then putting the plate II into deionized water for washing, and then drying the washed plate II for later use;
2) weighing 26-28 parts of Al and 72-74 parts of Zn, smelting in a medium-frequency induction smelting furnace, heating the temperature in the smelting furnace to 630-660 ℃ after all Al and Zn are molten, keeping the temperature for 5-7 min, homogenizing each element, refining, degassing, filtering and standing to obtain a casting solution;
3) coating a release agent on the inner surface of a cavity of a mold, placing a plate II processed in the step 1) in the cavity of the mold, dividing the cavity of the mold into a cavity I and a cavity II by the plate II, symmetrically arranging the cavity I and the cavity II relative to a steel plate, enabling the width of the cavity I and the width of the cavity II to be the same as the thickness of the steel plate, and preheating the mold for 1-2 hours at the temperature of 230-300 ℃ for later use;
4) pouring the casting liquid prepared in the step 2) into the cavity I and the cavity II, and removing the mold after the casting liquid is solidified to obtain the layered composite board, wherein the length, the width and the height of the board I, the board II and the board III are the same, and the layered composite board is prepared by the following steps: the thickness ratio of the plate II needs to be more than or equal to 3:1 because: the multilayer composite plate is mainly used for vibration reduction, and if the volume fraction of the steel plate is more than 33%, the high damping property of the Zn-Al alloy can not be fully exerted.
The technical solutions and embodiments of the present invention are not limited, and the same solutions or effects as those of the technical solutions and embodiments of the present invention are within the scope of the present invention. It is further noted that relational terms such as i, ii, and iii may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Claims (1)
1. The layered composite board for vibration reduction comprises a board I, a board II and a board III, wherein the board I, the board II and the board III are sequentially arranged from top to bottom, and the layered composite board is characterized in that: the plate II is a steel plate, and the raw materials for preparing the plate I and the plate III are respectively composed of the following components in parts by mass: 26-28 parts of Al and 72-74 parts of Zn;
the preparation method of the composite board comprises the following steps:
1) pretreating the outer surface of the plate II, wherein the pretreatment comprises the steps of pickling the outer surface of the plate II, then putting the plate II into deionized water for washing, and then drying the washed plate II for later use;
2) weighing 26-28 parts of Al and 72-74 parts of Zn, smelting in a medium-frequency induction smelting furnace, heating the temperature in the smelting furnace to 630-660 ℃ after all Al and Zn are molten, keeping the temperature for 5-7 min, homogenizing each element, refining, degassing, filtering and standing to obtain a casting solution;
3) coating a release agent on the inner surface of a cavity of a mold, and placing a plate II processed in the step 1) in the cavity of the mold, wherein the plate II divides the cavity of the mold into a cavity I and a cavity II, and the cavity I and the cavity II are symmetrically arranged relative to the plate II; then preheating the die for 1-2 hours at the temperature of 230-300 ℃ for later use;
4) pouring the pouring liquid prepared in the step 2) into the cavity I and the cavity II, and removing the mold after the pouring liquid is solidified to obtain a layered composite plate; the plate II is one of carbon steel, alloy steel or spring steel; the surface roughness Ra of the plate II is 8-15; plate I: and (3) a plate II: the thickness ratio of the plate III is 1:1: 1-2: 1.5: 2.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811590604.0A CN109590451B (en) | 2018-12-25 | 2018-12-25 | Layered composite plate for vibration reduction and preparation method thereof |
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| CN201811590604.0A CN109590451B (en) | 2018-12-25 | 2018-12-25 | Layered composite plate for vibration reduction and preparation method thereof |
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| CN109590451B true CN109590451B (en) | 2021-07-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US179212A (en) * | 1876-06-27 | Improvement in the manufacture of metallic i-ngots and plates | ||
| US927062A (en) * | 1909-07-06 | Duplex Metals Company | Process of making compound metal objects. | |
| JP2926228B1 (en) * | 1998-04-27 | 1999-07-28 | アオキ工業株式会社 | Method for producing double-layer titanium clad steel sheet by casting method |
| CN1768980A (en) * | 2004-11-01 | 2006-05-10 | 韩冬 | Equipment and method for casting bimetal composite steel plate |
| CN100571928C (en) * | 2006-07-26 | 2009-12-23 | 李正鼎 | The production technology of clad steel plate |
| CN101011734B (en) * | 2007-01-16 | 2012-12-05 | 李正鼎 | Mould for manufacturing clad steel and clad plate and casting process |
| CN104354383A (en) * | 2014-10-19 | 2015-02-18 | 无锡美誉金属复合新材料有限公司 | Aluminum steel composite plate |
| CN106399755B (en) * | 2016-12-12 | 2018-05-04 | 福州大学 | A kind of environment-friendly type zinc-aluminium damping alloy and preparation method thereof |
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