CN104911412B - A kind of road bumper post - Google Patents

A kind of road bumper post Download PDF

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Publication number
CN104911412B
CN104911412B CN201510410967.1A CN201510410967A CN104911412B CN 104911412 B CN104911412 B CN 104911412B CN 201510410967 A CN201510410967 A CN 201510410967A CN 104911412 B CN104911412 B CN 104911412B
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bumper post
barrel body
add
incubated
titanium alloy
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CN104911412A (en
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王文秀
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Guangdong Gaohang Intellectual Property Operation Co ltd
Wang Wenxiu
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Individual
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Priority to CN201610442927.XA priority Critical patent/CN106350693A/en
Priority to CN201510410967.1A priority patent/CN104911412B/en
Priority to CN201610442999.4A priority patent/CN106350704B/en
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    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/08—Alloys with open or closed pores
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/02—Making non-ferrous alloys by melting
    • C22C1/026—Alloys based on aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/02—Making non-ferrous alloys by melting
    • C22C1/03—Making non-ferrous alloys by melting using master alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/08—Alloys with open or closed pores
    • C22C1/083—Foaming process in molten metal other than by powder metallurgy
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C14/00—Alloys based on titanium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • C22C32/0005—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with at least one oxide and at least one of carbides, nitrides, borides or silicides as the main non-metallic constituents
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
    • C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
    • C22C32/0036—Matrix based on Al, Mg, Be or alloys thereof
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • C22C32/0047—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents
    • C22C32/0052—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only carbides
    • C22C32/0063—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only carbides based on SiC
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
    • C22F1/18—High-melting or refractory metals or alloys based thereon
    • C22F1/183—High-melting or refractory metals or alloys based thereon of titanium or alloys based thereon
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
    • E01F15/003—Individual devices arranged in spaced relationship, e.g. buffer bollards
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
    • E01F15/14—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact specially adapted for local protection, e.g. for bridge piers, for traffic islands
    • E01F15/145—Means for vehicle stopping using impact energy absorbers
    • E01F15/146—Means for vehicle stopping using impact energy absorbers fixed arrangements

Abstract

A kind of road bumper post, bumper post is column type, bumper post core is particle reinforced aluminum foam matrix composite material, core periphery parcel elastomeric layer, it it is titanium alloy barrel body outside elastomeric layer, foamed substrate acieral preferably ensure that product has more preferable impulse-durability effect, reduces product quality simultaneously；Particle reinforced aluminum foam matrix composite material can preferably absorb impact energy.

Description

A kind of road bumper post
Technical field
The present invention relates to a kind of road bumper post, belongs to anti-striker technical field.
Background technology
Bumper post is mainly disposed on highway and urban road to be susceptible to what automobile and fixation means in road collided Position, such as: the turning on road, the import and export of sentry box, charge station and viaduct in road, parking lot, community, garden, gas station etc. Deng, play cushioning effect, when automobile collides with this equipment, can effectively reduce impulsive force, slow down impact energy, accordingly, it is capable to aobvious Write ground and reduce car and the damage of people ground.Prior art buffers poor, cost is high, the life-span is short, safety is relatively low.
Summary of the invention
A kind of road bumper post, bumper post is column type, and bumper post core is particle reinforced aluminum foam matrix composite material, Core periphery parcel elastomeric layer, is titanium alloy barrel body outside elastomeric layer, it is characterised in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Preparing aluminium alloy ingots, its Ingredient percent is: Cr 3-4, Ni 1-2, Mo 0.7-0.8, Mg 0.1-0.2, Zn 0.1-0.2, Fe 0.07-0.08, Ce 0.03-0.04, Nb 0.01-0.02, surplus is Al；
Above-mentioned aluminum alloy melting is warming up to 700 DEG C～760 DEG C, is passed through protection Ar gas refine and is incubated 10 minutes；
Add and account for the thickening agent of total melt weight 6-7% and add carborundum and/or the oxygen accounting for melt quality mark 10-12% Change alumina particles, the speed stirring molten metal with 500～800rpm 2-3 minute, then divide with the speed stirring 1-2 of 1200-1400rpm Clock, making viscosity is 2～2.3mPa .s；
Add foaming agent, foaming agent consist of calcium carbonate 40-45%, brium carbonate 5-6%, calcium sulfate 3-4%, potassium carbonate 7- 9%, manganese ore 2-5%, coke 8-10%, surplus is quick lime；It is 20-65 μm through the foaming agent particle diameter of pelletize. make foaming agent molten Mix homogeneously in body, the time of stirring foaming is 1-1.5 minute, mixing speed 1500rpm～2000rpm.
Step 4) gained melt is cooled down after 3-5 minute 770 DEG C-800 DEG C insulations, obtains after the solidification of this melt Grain strengthens foamed aluminium radical composite material；
Described elastomeric material takes following preparation method to prepare:
Elastomeric material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate；Its ratio is asphalt mixtures modified by epoxy resin Fat: polyetheramine: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5；
Titanium alloy barrel body is elementary composition is: chemical composition is (percentage by weight): Ni:2-3, Mg:1-2, Zn:1- 2, Ca:0.8-0.9, Cu: 0.7-0.8, Sn:0.5-0.6, Bi:0.3-0.4, Cr:0.2-0.3, Mo: 0.08-0.09, W:0.06-0.07, Y:0.02-0.03, surplus is Ti and inevitable impurity；
The preparation method of titanium alloy barrel body: comprise the following steps: according to the elementary composition dispensing of above-mentioned titanium alloy barrel body, first will Fine copper joins in smelting furnace, and Control for Kiln Temperature is at 1750 DEG C, and after pure titanium melts, furnace temperature drops to 1740 DEG C and adds conjunction in the middle of NiTi Gold, after furnace temperature be reduced to 1730 DEG C add magnesium titanium intermediate alloys；After furnace temperature be reduced to 1720 DEG C add zinc titanium intermediate alloys； After furnace temperature be reduced to 1710 DEG C add other alloying elements, rear furnace temperature is increased to 1730 DEG C, stirs 10 minutes, stands 20 points Clock, skims, and adds coverture afterwards, again skims, afterwards to pouring into a mould after standing 30 minutes；Pouring temperature is 1700 DEG C；? To cylinder carry out heat treatment: first carrying out being heated to 1000 DEG C by cylinder, heating rate 130 DEG C/h, insulation is 6 little Time, carrying out Quenching Treatment afterwards, hardening media is water, after quenching, from room temperature, cylinder is heated to 800 DEG C, heating rate 100 DEG C/ Hour, be incubated 2 hours, after be cooled to 600 DEG C, rate of temperature fall 50 DEG C/h, be incubated 2 hours, after be again cooled to 400 DEG C, fall Temperature speed 90 DEG C/h, is incubated 6 hours, and rear air cooling to room temperature obtains final titanium alloy barrel body.
Described a kind of road bumper post, aluminium alloy ingots Ingredient percent is: Cr 3, Ni 1, Mo 0.7, Mg 0.1, Zn 0.1, Fe 0.07, Ce 0.03, Nb 0.01, surplus is Al.
Described a kind of road bumper post, aluminium alloy ingots Ingredient percent is: Cr 4, Ni 2, Mo 0.8, Mg 0.2, Zn 0.2, Fe 0.08, Ce 0.04, Nb 0.02, surplus is Al.
Described a kind of road bumper post, aluminium alloy ingots Ingredient percent is: Cr 3.5, Ni 1.5, Mo 0.75, Mg 0.15, Zn 0.15, Fe 0.075, Ce 0.035, Nb 0.015, surplus is Al.
Described a kind of road bumper post, titanium alloy barrel body is elementary composition is: chemical composition is (percentage by weight): Ni:2, Mg:1, Zn:1, Ca:0.8, Cu: 0.7, Sn:0.5, Bi:0.3, Cr:0.2, Mo: 0.08, W:0.06, Y:0.02, surplus is Ti and inevitable impurity.
Described a kind of road bumper post, titanium alloy barrel body is elementary composition is: chemical composition is (percentage by weight): Ni:3, Mg:2, Zn:2, Ca:0.9, Cu: 0.8, Sn:0.6, Bi:0.4, Cr:0.3, Mo:0.09, W:0.07, Y:0.03, surplus is Ti and inevitable impurity.
Described a kind of road bumper post, titanium alloy barrel body is elementary composition is: chemical composition is (percentage by weight): Ni:2.5, Mg:1.5, Zn:1.5, Ca:0.85, Cu: 0.75, Sn:0.55, Bi:0.35, Cr: 0.25, Mo:0.085, W:0.065, Y:0.025, surplus is Ti and inevitable impurity.
Described a kind of road bumper post, foaming agent consist of calcium carbonate 40%, brium carbonate 5%, calcium sulfate 3%, carbonic acid Potassium 7%, manganese ore 2%, coke 8%, surplus is quick lime.
Described a kind of road bumper post, foaming agent consist of calcium carbonate 45%, brium carbonate 6%, calcium sulfate 4%, carbonic acid Potassium 9%, manganese ore 5%, coke 10%, surplus is quick lime.
Described a kind of road bumper post, foaming agent consist of calcium carbonate 43%, brium carbonate 5.5%, calcium sulfate 3.5%, Potassium carbonate 8%, manganese ore 4%, coke 9%, surplus is quick lime.
The preparation method of a kind of road bumper post, bumper post is column type, and bumper post core is particle reinforced aluminum foam Based composites, core periphery parcel elastomeric layer, is titanium alloy barrel body outside elastomeric layer, it is characterised in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Preparing aluminium alloy ingots, its Ingredient percent is: Cr 3-4, Ni 1-2, Mo 0.7-0.8, Mg 0.1-0.2, Zn 0.1-0.2, Fe 0.07-0.08, Ce 0.03-0.04, Nb 0.01-0.02, surplus is Al；
Above-mentioned aluminum alloy melting is warming up to 700 DEG C～760 DEG C, is passed through protection Ar gas refine and is incubated 10 minutes；
Add and account for the thickening agent of total melt weight 6-7% and add carborundum and/or the oxygen accounting for melt quality mark 10-12% Change alumina particles, the speed stirring molten metal with 500～800rpm 2-3 minute, then divide with the speed stirring 1-2 of 1200-1400rpm Clock, making viscosity is 2～2.3mPa .s；
Add foaming agent, foaming agent consist of calcium carbonate 40-45%, brium carbonate 5-6%, calcium sulfate 3-4%, potassium carbonate 7- 9%, manganese ore 2-5%, coke 8-10%, surplus is quick lime；It is 20-65 μm through the foaming agent particle diameter of pelletize. make foaming agent molten Mix homogeneously in body, the time of stirring foaming is 1-1.5 minute, mixing speed 1500rpm～2000rpm.
Step 4) gained melt is cooled down after 3-5 minute 770 DEG C-800 DEG C insulations, obtains after the solidification of this melt Grain strengthens foamed aluminium radical composite material；
Described elastomeric material takes following preparation method to prepare:
Elastomeric material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate；Its ratio is asphalt mixtures modified by epoxy resin Fat: polyetheramine: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5；
Titanium alloy barrel body is elementary composition is: chemical composition is (percentage by weight): Ni:2-3, Mg:1-2, Zn:1- 2, Ca:0.8-0.9, Cu: 0.7-0.8, Sn:0.5-0.6, Bi:0.3-0.4, Cr:0.2-0.3, Mo: 0.08-0.09, W:0.06-0.07, Y:0.02-0.03, surplus is Ti and inevitable impurity；
The preparation method of titanium alloy barrel body: comprise the following steps: according to the elementary composition dispensing of above-mentioned titanium alloy barrel body, first will Fine copper joins in smelting furnace, and Control for Kiln Temperature is at 1750 DEG C, and after pure titanium melts, furnace temperature drops to 1740 DEG C and adds conjunction in the middle of NiTi Gold, after furnace temperature be reduced to 1730 DEG C add magnesium titanium intermediate alloys；After furnace temperature be reduced to 1720 DEG C add zinc titanium intermediate alloys； After furnace temperature be reduced to 1710 DEG C add other alloying elements, rear furnace temperature is increased to 1730 DEG C, stirs 10 minutes, stands 20 points Clock, skims, and adds coverture afterwards, again skims, afterwards to pouring into a mould after standing 30 minutes；Pouring temperature is 1700 DEG C；? To cylinder carry out heat treatment: first carrying out being heated to 1000 DEG C by cylinder, heating rate 130 DEG C/h, insulation is 6 little Time, carrying out Quenching Treatment afterwards, hardening media is water, after quenching, from room temperature, cylinder is heated to 800 DEG C, heating rate 100 DEG C/ Hour, be incubated 2 hours, after be cooled to 600 DEG C, rate of temperature fall 50 DEG C/h, be incubated 2 hours, after be again cooled to 400 DEG C, fall Temperature speed 90 DEG C/h, is incubated 6 hours, and rear air cooling to room temperature obtains final titanium alloy barrel body.
By the way of molding, elastomeric material enwrapped granule is strengthened around foamed aluminium radical composite material, wrap up elastomeric material It is attached in nested fashion with titanium alloy barrel body afterwards, after nesting, is equipped with base and cover body to buffering.
Foregoing invention content having the beneficial effects that relative to prior art: 1) shell titanium-based alloy material of the present invention is abundant Meet the external intensity requirement of product of the present invention；2) elastomeric material can be effectively improved collision thing resilience effect alleviate impact cutting Bad；3) carry out strengthening by carborundum and/or alumina particle and acieral is fully foamed and to obtain by composite foamable agent Particle reinforced aluminum foam matrix composite material；4) foamed substrate acieral preferably ensure that product has more preferable impact resistance effect Really, reduce product quality simultaneously；5) particle reinforced aluminum foam matrix composite material can preferably absorb impact energy.
Accompanying drawing explanation
Fig. 1 is bumper post overall schematic；
Fig. 2 is bumper post schematic cross-section.
Detailed description of the invention
In order to the technical characteristic of the present invention, purpose and effect are more clearly understood from, now describe the present invention's in detail Detailed description of the invention.
A kind of road bumper post 4 as depicted in figs. 1 and 2, bumper post is column type, and bumper post core is that granule strengthens bubble Foam aluminum matrix composite 1, core periphery parcel elastomeric layer 2, is titanium alloy barrel body 3 outside elastomeric layer.
Embodiment 1
A kind of road bumper post, bumper post is column type, and bumper post core is particle reinforced aluminum foam matrix composite material, Core periphery parcel elastomeric layer, is titanium alloy barrel body outside elastomeric layer, it is characterised in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Preparing aluminium alloy ingots, its percentage composition is: Cr 3, Ni 1, Mo 0.7, Mg 0.1, Zn 0.1, Fe 0.07, Ce 0.03, Nb 0.01, surplus is Al；
Above-mentioned aluminum alloy melting is warming up to 700 DEG C～760 DEG C, is passed through protection Ar gas refine and is incubated 10 minutes；
Add and account for the thickening agent of total melt weight 6-7% and add carborundum and/or the oxygen accounting for melt quality mark 10-12% Change alumina particles, the speed stirring molten metal with 500～800rpm 2-3 minute, then divide with the speed stirring 1-2 of 1200-1400rpm Clock, making viscosity is 2～2.3mPa .s；
Add foaming agent, foaming agent consist of calcium carbonate 40%, brium carbonate 5%, calcium sulfate 3%, potassium carbonate 7%, manganese ore 2%, Coke 8%, surplus is quick lime；It is 20-65 μm through the foaming agent particle diameter of pelletize. make foaming agent mix homogeneously in the melt, stir The time mixing foaming is 1-1.5 minute, mixing speed 1500rpm～2000rpm.
Step 4) gained melt is cooled down after 3-5 minute 770 DEG C-800 DEG C insulations, obtains after the solidification of this melt Grain strengthens foamed aluminium radical composite material；
Described elastomeric material takes following preparation method to prepare:
Elastomeric material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate；Its ratio is asphalt mixtures modified by epoxy resin Fat: polyetheramine: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5；
Titanium alloy barrel body is elementary composition is: chemical composition is (percentage by weight): Ni:2, Mg:1, Zn:1, Ca: 0.8, Cu: 0.7, Sn:0.5, Bi:0.3, Cr:0.2, Mo:0.08, W:0.06, Y:0.02, surplus is Ti and inevitably impurity；
The preparation method of titanium alloy barrel body: comprise the following steps: according to the elementary composition dispensing of above-mentioned titanium alloy barrel body, first will Fine copper joins in smelting furnace, and Control for Kiln Temperature is at 1750 DEG C, and after pure titanium melts, furnace temperature drops to 1740 DEG C and adds conjunction in the middle of NiTi Gold, after furnace temperature be reduced to 1730 DEG C add magnesium titanium intermediate alloys；After furnace temperature be reduced to 1720 DEG C add zinc titanium intermediate alloys； After furnace temperature be reduced to 1710 DEG C add other alloying elements, rear furnace temperature is increased to 1730 DEG C, stirs 10 minutes, stands 20 points Clock, skims, and adds coverture afterwards, again skims, afterwards to pouring into a mould after standing 30 minutes；Pouring temperature is 1700 DEG C；? To cylinder carry out heat treatment: first carrying out being heated to 1000 DEG C by cylinder, heating rate 130 DEG C/h, insulation is 6 little Time, carrying out Quenching Treatment afterwards, hardening media is water, after quenching, from room temperature, cylinder is heated to 800 DEG C, heating rate 100 DEG C/ Hour, be incubated 2 hours, after be cooled to 600 DEG C, rate of temperature fall 50 DEG C/h, be incubated 2 hours, after be again cooled to 400 DEG C, fall Temperature speed 90 DEG C/h, is incubated 6 hours, and rear air cooling to room temperature obtains final titanium alloy barrel body.
Embodiment 2
A kind of road bumper post, bumper post is column type, and bumper post core is particle reinforced aluminum foam matrix composite material, Core periphery parcel elastomeric layer, is titanium alloy barrel body outside elastomeric layer, it is characterised in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Preparing aluminium alloy ingots, its percentage composition is: Cr 4, Ni 2, Mo 0.8, Mg 0.2, Zn 0.2, Fe 0.08, Ce 0.04, Nb 0.02, surplus is Al；
Above-mentioned aluminum alloy melting is warming up to 700 DEG C～760 DEG C, is passed through protection Ar gas refine and is incubated 10 minutes；
Add and account for the thickening agent of total melt weight 6-7% and add carborundum and/or the oxygen accounting for melt quality mark 10-12% Change alumina particles, the speed stirring molten metal with 500～800rpm 2-3 minute, then divide with the speed stirring 1-2 of 1200-1400rpm Clock, making viscosity is 2～2.3mPa .s；
Add foaming agent, foaming agent consist of calcium carbonate 45%, brium carbonate 6%, calcium sulfate 4%, potassium carbonate 9%, manganese ore 5%, Coke 10%, surplus is quick lime；It is 20-65 μm through the foaming agent particle diameter of pelletize. make foaming agent mix homogeneously in the melt, stir The time mixing foaming is 1-1.5 minute, mixing speed 1500rpm～2000rpm.
Step 4) gained melt is cooled down after 3-5 minute 770 DEG C-800 DEG C insulations, obtains after the solidification of this melt Grain strengthens foamed aluminium radical composite material；
Described elastomeric material takes following preparation method to prepare:
Elastomeric material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate；Its ratio is asphalt mixtures modified by epoxy resin Fat: polyetheramine: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5；
Titanium alloy barrel body is elementary composition is: chemical composition is (percentage by weight): Ni:3, Mg:2, Zn:2, Ca:0.9, Cu: 0.8, Sn:0.6, Bi:0.4, Cr:0.3, Mo:0.09, W:0.07, Y: 0.03, surplus is Ti and inevitable impurity；
The preparation method of titanium alloy barrel body: comprise the following steps: according to the elementary composition dispensing of above-mentioned titanium alloy barrel body, first will Fine copper joins in smelting furnace, and Control for Kiln Temperature is at 1750 DEG C, and after pure titanium melts, furnace temperature drops to 1740 DEG C and adds conjunction in the middle of NiTi Gold, after furnace temperature be reduced to 1730 DEG C add magnesium titanium intermediate alloys；After furnace temperature be reduced to 1720 DEG C add zinc titanium intermediate alloys； After furnace temperature be reduced to 1710 DEG C add other alloying elements, rear furnace temperature is increased to 1730 DEG C, stirs 10 minutes, stands 20 points Clock, skims, and adds coverture afterwards, again skims, afterwards to pouring into a mould after standing 30 minutes；Pouring temperature is 1700 DEG C；? To cylinder carry out heat treatment: first carrying out being heated to 1000 DEG C by cylinder, heating rate 130 DEG C/h, insulation is 6 little Time, carrying out Quenching Treatment afterwards, hardening media is water, after quenching, from room temperature, cylinder is heated to 800 DEG C, heating rate 100 DEG C/ Hour, be incubated 2 hours, after be cooled to 600 DEG C, rate of temperature fall 50 DEG C/h, be incubated 2 hours, after be again cooled to 400 DEG C, fall Temperature speed 90 DEG C/h, is incubated 6 hours, and rear air cooling to room temperature obtains final titanium alloy barrel body.
Embodiment 3
A kind of road bumper post, bumper post is column type, and bumper post core is particle reinforced aluminum foam matrix composite material, Core periphery parcel elastomeric layer, is titanium alloy barrel body outside elastomeric layer, it is characterised in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Preparing aluminium alloy ingots, its percentage composition is: Cr 3.5, Ni 1.5, Mo 0.75, Mg 0.15, Zn 0.15, Fe 0.075, Ce 0.035, Nb 0.015, surplus is Al；
Above-mentioned aluminum alloy melting is warming up to 700 DEG C～760 DEG C, is passed through protection Ar gas refine and is incubated 10 minutes；
Add and account for the thickening agent of total melt weight 6-7% and add carborundum and/or the oxygen accounting for melt quality mark 10-12% Change alumina particles, the speed stirring molten metal with 500～800rpm 2-3 minute, then divide with the speed stirring 1-2 of 1200-1400rpm Clock, making viscosity is 2～2.3mPa .s；
Add foaming agent, foaming agent consist of calcium carbonate 43%, brium carbonate 5.5%, calcium sulfate 3.5%, potassium carbonate 8%, manganese Ore deposit 3%, coke 9%, surplus is quick lime；It is 20-65 μm through the foaming agent particle diameter of pelletize. make foaming agent mix in the melt all Even, the time of stirring foaming is 1-1.5 minute, mixing speed 1500rpm～2000rpm.
Step 4) gained melt is cooled down after 3-5 minute 770 DEG C-800 DEG C insulations, obtains after the solidification of this melt Grain strengthens foamed aluminium radical composite material；
Described elastomeric material takes following preparation method to prepare:
Elastomeric material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate；Its ratio is asphalt mixtures modified by epoxy resin Fat: polyetheramine: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5；
Titanium alloy barrel body is elementary composition is: chemical composition is (percentage by weight): Ni:2.5, Mg:1.5, Zn: 1.5, Ca:0.85, Cu: 0.75, Sn:0.55, Bi:0.35, Cr:0.25, Mo:0.085, W: 0.065, Y:0.025, surplus is Ti and inevitable impurity；
The preparation method of titanium alloy barrel body: comprise the following steps: according to the elementary composition dispensing of above-mentioned titanium alloy barrel body, first will Fine copper joins in smelting furnace, and Control for Kiln Temperature is at 1750 DEG C, and after pure titanium melts, furnace temperature drops to 1740 DEG C and adds conjunction in the middle of NiTi Gold, after furnace temperature be reduced to 1730 DEG C add magnesium titanium intermediate alloys；After furnace temperature be reduced to 1720 DEG C add zinc titanium intermediate alloys； After furnace temperature be reduced to 1710 DEG C add other alloying elements, rear furnace temperature is increased to 1730 DEG C, stirs 10 minutes, stands 20 points Clock, skims, and adds coverture afterwards, again skims, afterwards to pouring into a mould after standing 30 minutes；Pouring temperature is 1700 DEG C；? To cylinder carry out heat treatment: first carrying out being heated to 1000 DEG C by cylinder, heating rate 130 DEG C/h, insulation is 6 little Time, carrying out Quenching Treatment afterwards, hardening media is water, after quenching, from room temperature, cylinder is heated to 800 DEG C, heating rate 100 DEG C/ Hour, be incubated 2 hours, after be cooled to 600 DEG C, rate of temperature fall 50 DEG C/h, be incubated 2 hours, after be again cooled to 400 DEG C, fall Temperature speed 90 DEG C/h, is incubated 6 hours, and rear air cooling to room temperature obtains final titanium alloy barrel body.
Embodiment 4
A kind of road bumper post, bumper post is column type, and bumper post core is particle reinforced aluminum foam matrix composite material, Core periphery parcel elastomeric layer, is titanium alloy barrel body outside elastomeric layer, it is characterised in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Preparing aluminium alloy ingots, its percentage composition is: Cr 3.3, Ni 1.2, Mo 0.71, Mg 0.12, Zn 0.13, Fe 0.074, Ce 0.034, Nb 0.012, surplus is Al；
Above-mentioned aluminum alloy melting is warming up to 700 DEG C～760 DEG C, is passed through protection Ar gas refine and is incubated 10 minutes；
Add and account for the thickening agent of total melt weight 6-7% and add carborundum and/or the oxygen accounting for melt quality mark 10-12% Change alumina particles, the speed stirring molten metal with 500～800rpm 2-3 minute, then divide with the speed stirring 1-2 of 1200-1400rpm Clock, making viscosity is 2～2.3mPa .s；
Add foaming agent, foaming agent consist of calcium carbonate 41%, brium carbonate 5.1%, calcium sulfate 3.2%, potassium carbonate 7.2%, Manganese ore 2.4%, coke 8.1%, surplus is quick lime；It is 20-65 μm through the foaming agent particle diameter of pelletize. make foaming agent in the melt Mix homogeneously, the time of stirring foaming is 1-1.5 minute, mixing speed 1500rpm～2000rpm.
Step 4) gained melt is cooled down after 3-5 minute 770 DEG C-800 DEG C insulations, obtains after the solidification of this melt Grain strengthens foamed aluminium radical composite material；
Described elastomeric material takes following preparation method to prepare:
Elastomeric material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate；Its ratio is asphalt mixtures modified by epoxy resin Fat: polyetheramine: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5；
Titanium alloy barrel body is elementary composition is: chemical composition is (percentage by weight): Ni:2.1, Mg:1.2, Zn: 1.2, Ca:0.84, Cu: 0.73, Sn:0.52, Bi:0.33, Cr:0.23, Mo:0.082, W: 0.064, Y:0.023, surplus is Ti and inevitable impurity；
The preparation method of titanium alloy barrel body: comprise the following steps: according to the elementary composition dispensing of above-mentioned titanium alloy barrel body, first will Fine copper joins in smelting furnace, and Control for Kiln Temperature is at 1750 DEG C, and after pure titanium melts, furnace temperature drops to 1740 DEG C and adds conjunction in the middle of NiTi Gold, after furnace temperature be reduced to 1730 DEG C add magnesium titanium intermediate alloys；After furnace temperature be reduced to 1720 DEG C add zinc titanium intermediate alloys； After furnace temperature be reduced to 1710 DEG C add other alloying elements, rear furnace temperature is increased to 1730 DEG C, stirs 10 minutes, stands 20 points Clock, skims, and adds coverture afterwards, again skims, afterwards to pouring into a mould after standing 30 minutes；Pouring temperature is 1700 DEG C；? To cylinder carry out heat treatment: first carrying out being heated to 1000 DEG C by cylinder, heating rate 130 DEG C/h, insulation is 6 little Time, carrying out Quenching Treatment afterwards, hardening media is water, after quenching, from room temperature, cylinder is heated to 800 DEG C, heating rate 100 DEG C/ Hour, be incubated 2 hours, after be cooled to 600 DEG C, rate of temperature fall 50 DEG C/h, be incubated 2 hours, after be again cooled to 400 DEG C, fall Temperature speed 90 DEG C/h, is incubated 6 hours, and rear air cooling to room temperature obtains final titanium alloy barrel body.
Embodiment 5
A kind of road bumper post, bumper post is column type, and bumper post core is particle reinforced aluminum foam matrix composite material, Core periphery parcel elastomeric layer, is titanium alloy barrel body outside elastomeric layer, it is characterised in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Preparing aluminium alloy ingots, its percentage composition is: Cr 3.6, Ni 1.7, Mo 0.78, Mg 0.16, Zn 0.18, Fe 0.079, Ce 0.039, Nb 0.018, surplus is Al；
Above-mentioned aluminum alloy melting is warming up to 700 DEG C～760 DEG C, is passed through protection Ar gas refine and is incubated 10 minutes；
Add and account for the thickening agent of total melt weight 6-7% and add carborundum and/or the oxygen accounting for melt quality mark 10-12% Change alumina particles, the speed stirring molten metal with 500～800rpm 2-3 minute, then divide with the speed stirring 1-2 of 1200-1400rpm Clock, making viscosity is 2～2.3mPa .s；
Add foaming agent, foaming agent consist of calcium carbonate 44%, brium carbonate 5.6%, calcium sulfate 3.7%, potassium carbonate 8.6%, Manganese ore 4.6%, coke 9.7%, surplus is quick lime；It is 20-65 μm through the foaming agent particle diameter of pelletize. make foaming agent in the melt Mix homogeneously, the time of stirring foaming is 1-1.5 minute, mixing speed 1500rpm～2000rpm.
Step 4) gained melt is cooled down after 3-5 minute 770 DEG C-800 DEG C insulations, obtains after the solidification of this melt Grain strengthens foamed aluminium radical composite material；
Described elastomeric material takes following preparation method to prepare:
Elastomeric material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate；Its ratio is asphalt mixtures modified by epoxy resin Fat: polyetheramine: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5；
Titanium alloy barrel body is elementary composition is: chemical composition is (percentage by weight): Ni:2.6, Mg:1.7, Zn: 1.6, Ca:0.88, Cu: 0.79, Sn:0.59, Bi:0.38, Cr:0.27, Mo:0.086, W: 0.066, Y:0.028, surplus is Ti and inevitable impurity；
The preparation method of titanium alloy barrel body: comprise the following steps: according to the elementary composition dispensing of above-mentioned titanium alloy barrel body, first will Fine copper joins in smelting furnace, and Control for Kiln Temperature is at 1750 DEG C, and after pure titanium melts, furnace temperature drops to 1740 DEG C and adds conjunction in the middle of NiTi Gold, after furnace temperature be reduced to 1730 DEG C add magnesium titanium intermediate alloys；After furnace temperature be reduced to 1720 DEG C add zinc titanium intermediate alloys； After furnace temperature be reduced to 1710 DEG C add other alloying elements, rear furnace temperature is increased to 1730 DEG C, stirs 10 minutes, stands 20 points Clock, skims, and adds coverture afterwards, again skims, afterwards to pouring into a mould after standing 30 minutes；Pouring temperature is 1700 DEG C；? To cylinder carry out heat treatment: first carrying out being heated to 1000 DEG C by cylinder, heating rate 130 DEG C/h, insulation is 6 little Time, carrying out Quenching Treatment afterwards, hardening media is water, after quenching, from room temperature, cylinder is heated to 800 DEG C, heating rate 100 DEG C/ Hour, be incubated 2 hours, after be cooled to 600 DEG C, rate of temperature fall 50 DEG C/h, be incubated 2 hours, after be again cooled to 400 DEG C, fall Temperature speed 90 DEG C/h, is incubated 6 hours, and rear air cooling to room temperature obtains final titanium alloy barrel body.

Claims (2)

1. a road bumper post, bumper post is column type, and bumper post core is particle reinforced aluminum foam matrix composite material, core Periphery, portion parcel elastomeric layer, is titanium alloy barrel body outside elastomeric layer, it is characterised in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Preparing aluminium alloy ingots, its Ingredient percent is: Cr 3-4, Ni 1-2, Mo 0.7-0.8, Mg 0.1- 0.2, Zn 0.1-0.2, Fe 0.07-0.08, Ce 0.03-0.04, Nb 0.01-0.02, surplus is Al；
Above-mentioned aluminum alloy melting is warming up to 700 DEG C～760 DEG C, is passed through protection Ar gas refine and is incubated 10 minutes；
Add and account for the thickening agent of total melt weight 6-7% and add carborundum and/or the aluminium oxide accounting for melt quality mark 10-12% Granule, the speed stirring molten metal with 500～800rpm 2-3 minute, then stir 1-2 minute with the speed of 1200-1400rpm, Making viscosity is 2～2.3mPa .s；
Add foaming agent, foaming agent consist of calcium carbonate 40-45%, brium carbonate 5-6%, calcium sulfate 3-4%, potassium carbonate 7-9%, manganese Ore deposit 2-5%, coke 8-10%, surplus is quick lime；It is 20-65 μm for the particle diameter obtained through pelletize, makes foaming agent in the melt Mix homogeneously, the time of stirring foaming is 1-1.5 minute, mixing speed 1500rpm～2000rpm,
Gained melt cools down after being incubated 3-5 minute at 770 DEG C-800 DEG C, obtains particle reinforced aluminum foam after the solidification of this melt Based composites；
Described elastomeric material takes following preparation method to prepare:
Elastomeric material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate；Its ratio is epoxy resin: poly- Ether amines: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5；
Titanium alloy barrel body is elementary composition is: chemistry percentage by weight consists of: Ni:2-3, Mg:1-2, Zn:1-2, Ca: 0.8-0.9, Cu: 0.7-0.8, Sn:0.5-0.6, Bi:0.3-0.4, Cr:0.2-0.3, Mo:0.08- 0.09, W:0.06-0.07, Y:0.02-0.03, surplus is Ti and inevitable impurity；
The preparation method of titanium alloy barrel body: comprise the following steps: according to the elementary composition dispensing of above-mentioned titanium alloy barrel body, first by fine copper Joining in smelting furnace, Control for Kiln Temperature is at 1750 DEG C；After pure titanium melts, furnace temperature drops to 1740 DEG C and adds NiTi intermediate alloy, After furnace temperature be reduced to 1730 DEG C add magnesium titanium intermediate alloys；After furnace temperature be reduced to 1720 DEG C add zinc titanium intermediate alloys；After Furnace temperature being reduced to 1710 DEG C and adds other alloying elements, rear furnace temperature is increased to 1730 DEG C, stirs 10 minutes, stands 20 minutes, Skim, add coverture afterwards, again skim, afterwards to pouring into a mould after standing 30 minutes；Pouring temperature is 1700 DEG C；Obtain Cylinder carries out heat treatment: first carry out being heated to 1000 DEG C by cylinder, heating rate 130 DEG C/h, is incubated 6 hours, it After carry out Quenching Treatment, hardening media is water, after quenching, from room temperature, cylinder is heated to 800 DEG C, heating rate 100 DEG C/h, Be incubated 2 hours, after be cooled to 600 DEG C, rate of temperature fall 50 DEG C/h, be incubated 2 hours, after be again cooled to 400 DEG C, cooling speed Rate 90 DEG C/h, is incubated 6 hours, and rear air cooling to room temperature obtains final titanium alloy barrel body.
2. a kind of road bumper post as claimed in claim 1, aluminium alloy ingots Ingredient percent is: Cr 3, Ni 1, Mo 0.7, Mg 0.1, Zn 0.1, Fe 0.07, Ce 0.03, Nb 0.01, surplus is Al.
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