CN105371703A - Novel lightweight and high-strength protective armor plate - Google Patents
Novel lightweight and high-strength protective armor plate Download PDFInfo
- Publication number
- CN105371703A CN105371703A CN201510696811.4A CN201510696811A CN105371703A CN 105371703 A CN105371703 A CN 105371703A CN 201510696811 A CN201510696811 A CN 201510696811A CN 105371703 A CN105371703 A CN 105371703A
- Authority
- CN
- China
- Prior art keywords
- armor plate
- protective armor
- strength protective
- novel light
- light high
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
- F41H5/00—Armour; Armour plates
- F41H5/02—Plate construction
- F41H5/04—Plate construction composed of more than one layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
- C22C21/08—Alloys based on aluminium with magnesium as the next major constituent with silicon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/558—Impact strength, toughness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/718—Weight, e.g. weight per square meter
Abstract
The invention provides a novel lightweight and high-strength protective armor plate which is of a laminated sandwich composed structure. A bulletproof sandwich layer in the middle of the composite structure is connected with unilateral interlayer metal plates of different materials and thicknesses through thermal diffusion. A manufacturing method of the armor plate includes the steps that (1) raw materials are mixed; (2) a bag for containing powder is made; (3) the sample mixed powder is injected into the made bag; and (4) powder physical sintering and thermal diffusion connection of the metal plates are performed. The novel lightweight and high-strength protective armor plate is suitable for bulletproof armor layers adopted by lightweight armored cars and armed helicopters to resist attack of small weapons and anti-equipment weapons, and is also suitable for manufacturing the bulletproof armor layers.
Description
Technical field
The present invention relates to a kind of bulletproof equipment plate, be specifically related to a kind of Novel light high-strength Protective armor plate.
Background technology
China's LAV adopts steel bulletproof armour always, and gunship adopts titanium alloy bulletproof armour.But future war all proposes more and more higher requirement to the long-range delivery ability of ground force, the payload capability of gunship, this just proposes rigors to equipment weight, and the steel armor used before making and titanium alloy armor can not meet the needs of following Weapon Development.Therefore need to provide that a kind of density is low, bulletproof effect good, anti-strike, cost is low, easily produce in batches, be applicable to the technical scheme that the armour plate of small arms and anti-equipment weapon attacking resisted by LAV and armed helicopter.
Summary of the invention
The object of the invention is: propose a kind of high-strength light Protective armor plate, make it be applicable to LAV and armed helicopter and resist small arms and anti-equipment weapon attacking, to meet the requirement of growing military equipment.
Realize the object of the invention technical scheme as follows:
A kind of Novel light high-strength Protective armor plate, described armour plate is laminated composite structure, shellproof sandwich of layers external application thermal diffusion in the middle of described composite construction is connected with the monolateral interlayer metallic plate of unlike material and thickness, its improvements are, described shellproof sandwich of layers comprises: graphene oxide, SiC particle and aluminium alloy; Described aluminium alloy is containing following component by mass percentage: Cu, 0.1%; Mg, 4.0 ~ 4.9%; Si, 0.4%; Ti, 0.15%; Fe, 0.4%; Zn, 0.25%; Mn, 0.40 ~ 1.0%; Cr, 0.05 ~ 0.25%; All the other are Al.
In first optimal technical scheme of the present invention, graphene oxide 0.5% ~ 3% by mass percentage and SiC particle 35% ~ 55%.
In second optimal technical scheme of the present invention, the graphene oxide of 1.5% ~ 2.0% and 35% ~ 55%SiC particle.
In 3rd optimal technical scheme of the present invention, the SiC particle of 45% ~ 55%.
In 4th optimal technical scheme of the present invention, the graphene oxide of 2.0% and the SiC particle of 40%.
In 5th optimal technical scheme of the present invention, the thickness proportion of shellproof sandwich of layers thickness and monolateral interlayer metallic plate is 3:1 ~ 6:1.
In 6th optimal technical scheme of the present invention, the thickness proportion of shellproof sandwich of layers thickness and monolateral interlayer metallic plate is 3:1 ~ 4:1.
In 7th optimal technical scheme of the present invention, described monolateral interlayer metallic plate is one or both clad metal sheet.
In 8th optimal technical scheme of the present invention, SiC particle is the SiC particle of D50=3 ~ 20 μm.
The preparation method of high-strength light Protective armor plate provided by the invention comprises the steps: 1) mixed material; 2) preparation dress powder jacket; 3) sample mix powder is loaded in the jacket prepared; 4) powder physics sintering and sheet metal expansion heat are fallen apart and are connected.
Further, in the V-type mixing equipment filling graphene oxide, SiC and described Al alloy powder, the ratio being 10:1 in the volume ratio of described mixed-powder adds ethanol; Under 10 ~ 30 revs/min of rotating speeds, mix 4 ~ 14 hours obtain mixed-powder material;
After drying described powder, in V-type mixing equipment, within 4 ~ 14 hours, obtain mixed-powder with the rotating speed of 10 ~ 30 revs/min mixing.
In second method for optimizing of preparation method provided by the invention, the length of described dress powder jacket and width comparatively final products large 5%, the thickness of jacket metal and the ratio of middle cavity thickness are 3:1 ~ 6:1.
In 3rd method for optimizing of preparation method provided by the invention, gained powder tap density to 2.0 ~ 2.4g/cm
3.
In 4th method for optimizing of preparation method provided by the invention, described thermal diffusion condition: pressure 90MPa ~ 300MPa, temperature 400 DEG C ~ 500 DEG C, 30 minutes ~ 2 hours time.
With immediate prior art ratio, technical scheme provided by the invention has following excellent effect:
1, density is low, and protection effect is good.Bulletproof armour plate density prepared by the present invention is lower than 3.1g/cm
3, be only 1/3rd of armour plate, 2/3rds of shellproof titanium alloy sheet.Through actual test of practicing shooting, Protective armor plate prepared by the present invention, its bulletproof effect and anti-repeatedly striking capabilities, significantly better than the shellproof titanium alloy sheet of condition of equivalent thickness, are also better than the armour plate of condition of equivalent thickness.
2. often use the bulletproof armour plate that 1 kilogram involved in the present invention, compared to the old material of use, LAV and armed helicopter loss of weight 0.5 ~ 1.5 kilogram can be made, clearly, for promoting the long-range delivery ability of China's Light armoured vehicle, lifting gunship payload makes favorable attributes to weight loss effect.
3, production cost is low, easily realizes preparation of industrialization, and operating procedure is easy simultaneously, is beneficial to production control.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail.
A kind of Novel light high-strength Protective armor plate, mixed oxidization Graphene, SiC and Al alloy powder, again through the superhard shellproof sandwich of layers of ermal physics sintering preparation high damping, and adopt two-layer or four layers of different-thickness and material metal to carry out thermal diffusion with this shellproof sandwich of layers to be connected, the Sandwich biscuit type composite construction of final formation three layers or five layers, obtains density lower than 3.1g/cm
3high-strength light Protective armor plate.
Preparation process is as follows:
(1) in 10 ~ 30 revs/min of rotating speeds, the graphene oxide that mass percent is 0.5% ~ 3% is housed, the SiC of 35% ~ 55%, and in the V-type mixing equipment of the Al alloy powder of residual mass mark, the ratio being 10:1 in long-pending ratio adds ethanolic solution, carry out wet-mixing, mix 4 ~ 14 hours; Subsequently dry mixed-powder prepared by wet-mixing, after bone dry, carry out dry mixed in V-type mixing equipment, mix 4 ~ 14 hours, rotating speed is 10 ~ 30 revs/min.
(2) powder mixed is loaded in aluminium alloy jacket, to powder tap density to 2.0 ~ 2.4g/cm
3.
(3) at 90MPa ~ 300Mpa pressure and 400 DEG C ~ 500 DEG C, process 30 minutes ~ 2 hours, synchronously complete powder physics sintering and be connected with sheet metal diffusion.
Embodiment 1: adopt the superhard shellproof sandwich of layers of the 4mm thick high damping of thick LF21 aluminium alloy-12mm, double-layer structure, the thickness proportion of the superhard shellproof sandwich of layers thickness of high damping and monolateral interlayer metallic plate is 3:1;
Embodiment 2: adopt the superhard shellproof sandwich of layers of the 4mm thick high damping of thick LF21 aluminium alloy-16mm, double-layer structure, the thickness proportion of the superhard shellproof sandwich of layers thickness of high damping and monolateral interlayer metallic plate is 4:1;
Embodiment 3: adopt the superhard shellproof sandwich of layers of the 4mm thick high damping of thick LF21 aluminium alloy-24mm, double-layer structure, the thickness proportion of the superhard shellproof sandwich of layers thickness of high damping and monolateral interlayer metallic plate is 6:1;
The shellproofization effect of heterogeneity bottom plating plate is in Table; In table, percentage composition is mass fraction.
Table 1 heterogeneity armour bulletproof effect contrasts
(note: one deck sandwich of layers and the monolateral layer of one deck; Sandwich of layers thickness: monolateral layer thickness=3:1)
Table 2 heterogeneity armour bulletproof effect contrasts
(note: one deck sandwich of layers and the monolateral layer of one deck; Sandwich of layers thickness: monolateral layer thickness=4:1)
Table 3 heterogeneity armour bulletproof effect contrasts
(note: one deck sandwich of layers and the monolateral layer of one deck; Sandwich of layers thickness: monolateral layer thickness=6:1)
By the data of table 1, table 2 and table 3, when armour only has one deck sandwich of layers and monolateral layer, when sandwich of layers thickness: during monolateral layer thickness=3:1, the different probe type of different bullet calibre, in most cases, the Be very effective of the plate of bulletproof armour of the present invention, along with the thickness of sandwich of layers increases, bulletproof effect is more excellent, illustrates that the bulletproof armour plate of technical scheme provided by the invention possesses the low-density effect shellproof with excellent effect.
Above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; those of ordinary skill in the field are to be understood that; can modify to the specific embodiment of the present invention with reference to above-described embodiment or equivalent to replace, these do not depart from any amendment of spirit and scope of the invention or equivalently to replace within the claims that all awaits the reply in application.
Claims (9)
1. a Novel light high-strength Protective armor plate, described armour plate is laminated composite structure, shellproof sandwich of layers external application thermal diffusion in the middle of described composite construction is connected with the monolateral interlayer metallic plate of unlike material and thickness, it is characterized in that, described shellproof sandwich of layers comprises: graphene oxide, SiC particle and aluminium alloy; Described aluminium alloy is containing following component by mass percentage: Cu, 0.1%; Mg, 4.0 ~ 4.9%; Si, 0.4%; Ti, 0.15%; Fe, 0.4%; Zn, 0.25%; Mn, 0.40 ~ 1.0%; Cr, 0.05 ~ 0.25%; All the other are Al.
2. a kind of Novel light high-strength Protective armor plate according to claim 1: it is characterized in that, graphene oxide 0.5% ~ 3% by mass percentage and SiC particle 35% ~ 55%.
3. a kind of Novel light high-strength Protective armor plate according to claim 2: it is characterized in that, the graphene oxide of 1.5% ~ 2.0% and 35% ~ 55%SiC particle.
4. a kind of Novel light high-strength Protective armor plate according to claim 2: it is characterized in that, the SiC particle of 45% ~ 55%.
5. a kind of Novel light high-strength Protective armor plate according to claim 2: it is characterized in that, the graphene oxide of 2.0% and the SiC particle of 40%.
6. a kind of Novel light high-strength Protective armor plate according to claim 1: it is characterized in that, the thickness proportion of shellproof sandwich of layers thickness and monolateral interlayer metallic plate is 3:1 ~ 6:1.
7. a kind of Novel light high-strength Protective armor plate material according to claim 1: it is characterized in that, the thickness proportion of shellproof sandwich of layers thickness and monolateral interlayer metallic plate is 3:1 ~ 4:1.
8. a kind of Novel light high-strength Protective armor plate material according to claim 1: it is characterized in that, described monolateral interlayer metallic plate is one or both clad metal sheet.
9. according to the arbitrary described a kind of Novel light high-strength Protective armor plate of claim 1-5, it is characterized in that, SiC particle is the SiC particle of D50=3 ~ 20 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510696811.4A CN105371703A (en) | 2015-10-23 | 2015-10-23 | Novel lightweight and high-strength protective armor plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510696811.4A CN105371703A (en) | 2015-10-23 | 2015-10-23 | Novel lightweight and high-strength protective armor plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105371703A true CN105371703A (en) | 2016-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510696811.4A Pending CN105371703A (en) | 2015-10-23 | 2015-10-23 | Novel lightweight and high-strength protective armor plate |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108251716A (en) * | 2017-12-29 | 2018-07-06 | 重庆全茂合渝科技有限公司 | A kind of processing technology of motorcycle engine casing |
| CN108981470A (en) * | 2018-08-16 | 2018-12-11 | 北京汽车研究总院有限公司 | A kind of composite armor panel and the panzer with it |
| CN109207832A (en) * | 2017-06-30 | 2019-01-15 | 宜兴市韦德同机械科技有限公司 | A kind of particle emission device connection shaft material |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1623770A (en) * | 2004-12-17 | 2005-06-08 | 清华大学 | Metal/ceramic laminated composite material prevention plate |
| US8365649B1 (en) * | 2008-02-13 | 2013-02-05 | Andrews Mark D | Multi-layered composite belly plate and method of making and using |
| CN104848748A (en) * | 2015-05-15 | 2015-08-19 | 中国航空工业集团公司北京航空材料研究院 | Light armored armor and preparation method thereof |
-
2015
- 2015-10-23 CN CN201510696811.4A patent/CN105371703A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1623770A (en) * | 2004-12-17 | 2005-06-08 | 清华大学 | Metal/ceramic laminated composite material prevention plate |
| US8365649B1 (en) * | 2008-02-13 | 2013-02-05 | Andrews Mark D | Multi-layered composite belly plate and method of making and using |
| CN104848748A (en) * | 2015-05-15 | 2015-08-19 | 中国航空工业集团公司北京航空材料研究院 | Light armored armor and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109207832A (en) * | 2017-06-30 | 2019-01-15 | 宜兴市韦德同机械科技有限公司 | A kind of particle emission device connection shaft material |
| CN108251716A (en) * | 2017-12-29 | 2018-07-06 | 重庆全茂合渝科技有限公司 | A kind of processing technology of motorcycle engine casing |
| CN108981470A (en) * | 2018-08-16 | 2018-12-11 | 北京汽车研究总院有限公司 | A kind of composite armor panel and the panzer with it |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160302 |
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