CN104946946A - Impact resistance anti-collision bucket - Google Patents
Impact resistance anti-collision bucket Download PDFInfo
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- CN104946946A CN104946946A CN201510429699.8A CN201510429699A CN104946946A CN 104946946 A CN104946946 A CN 104946946A CN 201510429699 A CN201510429699 A CN 201510429699A CN 104946946 A CN104946946 A CN 104946946A
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Abstract
The invention discloses an impact resistance anti-collision bucket. The anti-collision bucket is cylindrical, the core portion of the anti-collision bucket is made of a particle reinforcement foam aluminum matrix composite material, the periphery of the core portion of the anti-collision bucket is wrapped with an elastic material layer, the elastic material layer is a copper alloy barrel, the particle reinforcement foam aluminum matrix composite material can better absorb impact energy, the elastic material can effectively improve the springback effect of collision objects, and impact failure is reduced.
Description
Technical field
The present invention relates to a kind of shock-resistant Anti-collision barrel, belongs to road and bridge safety member technical field.
Background technology
Anti-collision barrel is mainly arranged on highway and urban road and easily the position that in automobile and road, fixation means collides occurs, as: the turning on road, the import and export of sentry box in road, charge station and viaduct, parking lot, community, garden, service station etc., play buffer action, when automobile and this equipment collide, effectively can reduce surging force, therefore, damage while car and people can be reduced significantly.In prior art, Anti-collision barrel impact is poor, cost is high, the life-span is short, security is lower.
Summary of the invention
A kind of shock-resistant Anti-collision barrel, Anti-collision barrel is cylinder shape, and Anti-collision barrel core is particle reinforced aluminum foam matrix composite material, core periphery parcel elastomeric layer, and elastomeric layer is copper alloy cylindrical shell outward, it is characterized in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Prepare aluminum alloy ingot, its Ingredient percent is: Cu 8-9 ﹪, Zn 2-3 ﹪, Fe 0.4-0.5 ﹪, Co 0.3-0.4 ﹪, Ni 0.1-0.2 ﹪, Ti 0.05-0.06 ﹪, Y 0.02-0.03 ﹪, Ag 0.01-0.02 ﹪, and surplus is Al;
Above-mentioned aluminum alloy melting is warming up to 700 DEG C ~ 760 DEG C, passes into the refining of protection Ar gas and be incubated 10 minutes;
Add the thickening material that accounts for total melt weight 6-7% and add the silicon carbide and/or alumina particle that account for melt quality mark 10-12%, with the speed stirring molten metal 2-3 minute of 500 ~ 800rpm, stir 1-2 minute with the speed of 1200-1400rpm again, make viscosity be 2 ~ 2.3mPa .s;
Add whipping agent, whipping agent consist of calcium carbonate 40-45%, barium carbonate 5-6%, calcium sulfate 3-4%, salt of wormwood 7-9%, manganese ore 2-5%, coke 8-10%, surplus is unslaked lime; Whipping agent particle diameter through granulation is 20-65 μm. whipping agent is mixed in the melt, and the time of stirring foaming is 1-1.5 minute, stirring velocity 1500rpm ~ 2000rpm.
Step 4) gained melt is cooled after 3-5 minute 770 DEG C-800 DEG C insulations, after this melt solidifying, obtains particle reinforced aluminum foam matrix composite material;
Described resilient material takes following preparation method to prepare:
Resilient material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate; Its ratio is epoxy resin: polyetheramine: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5;
Copper alloy cylindrical shell is elementary composition is: chemical constitution is (weight percent): Mg:6-7 ﹪, Al:5-6 ﹪, Si:1-2 ﹪, Cr:1-2 ﹪, Nb: 0.8-0.9 ﹪, Ti:0.5-0.6 ﹪, Bi:0.2-0.3 ﹪, Co:0.1-0.2 ﹪, C:0.07-0.08 ﹪, B:0.05-0.06 ﹪, V:0.02-0.03 ﹪, Ni:0.01-0.02 ﹪, surplus is Cu and inevitable impurity;
The preparation method of copper alloy cylindrical shell: comprise the following steps: according to the elementary composition batching of above-mentioned copper alloy cylindrical shell, first fine copper is joined in smelting furnace, Control for Kiln Temperature is at 1250 DEG C, after fine copper fusing, furnace temperature drops to 1240 DEG C and adds magnesium copper master alloy, after furnace temperature be reduced to 1230 DEG C add aluminum bronze intermediate alloy; After furnace temperature be reduced to 1220 DEG C add silicone master alloy; After furnace temperature be reduced to 1210 DEG C add other alloying elements, rear furnace temperature is elevated to 1230 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.8% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1200 DEG C; The cylindrical shell obtained is heat-treated: first carried out being heated to 800 DEG C by cylindrical shell, temperature rise rate 50 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, cylindrical shell is heated to 600 DEG C from room temperature, temperature rise rate 70 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 80 DEG C/h, is incubated 6 hours, after be again cooled to 200 DEG C, rate of temperature fall 40 DEG C/h, be incubated 7 hours, rear air cooling, to room temperature, obtains final copper alloy cylindrical shell.
The shock-resistant Anti-collision barrel of described one, aluminum alloy ingot Ingredient percent is: Cu 8 ﹪, Zn 2 ﹪, Fe 0.4 ﹪, Co 0.3 ﹪, Ni 0.1 ﹪, Ti 0.05 ﹪, and Y 0.02 ﹪, Ag 0.01 ﹪, surplus is Al.
The shock-resistant Anti-collision barrel of described one, aluminum alloy ingot Ingredient percent is: Cu 9 ﹪, Zn 3 ﹪, Fe 0.5 ﹪, Co 0.4 ﹪, Ni 0.2 ﹪, Ti 0.06 ﹪, and Y 0.03 ﹪, Ag 0.02 ﹪, surplus is Al.
The shock-resistant Anti-collision barrel of described one, aluminum alloy ingot Ingredient percent is: Cu 8.5 ﹪, Zn 2.5 ﹪, Fe 0.45 ﹪, Co 0.35 ﹪, Ni 0.15 ﹪, Ti 0.055 ﹪, and Y 0.025 ﹪, Ag 0.015 ﹪, surplus is Al.
The shock-resistant Anti-collision barrel of described one, whipping agent consist of calcium carbonate 40%, barium carbonate 5%, calcium sulfate 3%, salt of wormwood 7%, manganese ore 2%, coke 8%, surplus is unslaked lime.
The shock-resistant Anti-collision barrel of described one, whipping agent consist of calcium carbonate 45%, barium carbonate 6%, calcium sulfate 4%, salt of wormwood 9%, manganese ore 5%, coke 10%, surplus is unslaked lime.
The shock-resistant Anti-collision barrel of described one, whipping agent consist of calcium carbonate 43%, barium carbonate 5.5%, calcium sulfate 3.5%, salt of wormwood 8%, manganese ore 3%, coke 9%, surplus is unslaked lime.
The shock-resistant Anti-collision barrel of described one, copper alloy cylindrical shell is elementary composition is: chemical constitution is (weight percent): Mg:6 ﹪, Al:5 ﹪, Si:1 ﹪, Cr:1 ﹪, Nb: 0.8 ﹪, Ti:0.5 ﹪, Bi:0.2 ﹪, Co:0.1 ﹪, C:0.07 ﹪, B:0.05 ﹪, V:0.02 ﹪, Ni:0.01 ﹪, surplus is Cu and inevitable impurity.
The shock-resistant Anti-collision barrel of described one, copper alloy cylindrical shell is elementary composition is: chemical constitution is (weight percent): Mg:7 ﹪, Al:6 ﹪, Si:2 ﹪, Cr:2 ﹪, Nb: 0.9 ﹪, Ti:0.6 ﹪, Bi:0.3 ﹪, Co:0.2 ﹪, C:0.08 ﹪, B:0.06 ﹪, V:0.03 ﹪, Ni:0.02 ﹪, surplus is Cu and inevitable impurity.
The shock-resistant Anti-collision barrel of described one, copper alloy cylindrical shell is elementary composition is: chemical constitution is (weight percent): Mg:6.5 ﹪, Al:5.5 ﹪, Si:1.5 ﹪, Cr:1.5 ﹪, Nb: 0.85 ﹪, Ti:0.55 ﹪, Bi:0.25 ﹪, Co:0.15 ﹪, C:0.075 ﹪, B:0.055 ﹪, V:0.025 ﹪, Ni:0.015 ﹪, surplus is Cu and inevitable impurity.
A manufacture method for shock-resistant Anti-collision barrel, Anti-collision barrel is cylinder shape, and Anti-collision barrel core is particle reinforced aluminum foam matrix composite material, core periphery parcel elastomeric layer, and elastomeric layer is copper alloy cylindrical shell outward, it is characterized in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Prepare aluminum alloy ingot, its Ingredient percent is: Cu 8-9 ﹪, Zn 2-3 ﹪, Fe 0.4-0.5 ﹪, Co 0.3-0.4 ﹪, Ni 0.1-0.2 ﹪, Ti 0.05-0.06 ﹪, Y 0.02-0.03 ﹪, Ag 0.01-0.02 ﹪, and surplus is Al;
Above-mentioned aluminum alloy melting is warming up to 700 DEG C ~ 760 DEG C, passes into the refining of protection Ar gas and be incubated 10 minutes;
Add the thickening material that accounts for total melt weight 6-7% and add the silicon carbide and/or alumina particle that account for melt quality mark 10-12%, with the speed stirring molten metal 2-3 minute of 500 ~ 800rpm, stir 1-2 minute with the speed of 1200-1400rpm again, make viscosity be 2 ~ 2.3mPa .s;
Add whipping agent, whipping agent consist of calcium carbonate 40-45%, barium carbonate 5-6%, calcium sulfate 3-4%, salt of wormwood 7-9%, manganese ore 2-5%, coke 8-10%, surplus is unslaked lime; Whipping agent particle diameter through granulation is 20-65 μm. whipping agent is mixed in the melt, and the time of stirring foaming is 1-1.5 minute, stirring velocity 1500rpm ~ 2000rpm.
Step 4) gained melt is cooled after 3-5 minute 770 DEG C-800 DEG C insulations, after this melt solidifying, obtains particle reinforced aluminum foam matrix composite material;
Described resilient material takes following preparation method to prepare:
Resilient material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate; Its ratio is epoxy resin: polyetheramine: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5;
Copper alloy cylindrical shell is elementary composition is: chemical constitution is (weight percent): Mg:6-7 ﹪, Al:5-6 ﹪, Si:1-2 ﹪, Cr:1-2 ﹪, Nb: 0.8-0.9 ﹪, Ti:0.5-0.6 ﹪, Bi:0.2-0.3 ﹪, Co:0.1-0.2 ﹪, C:0.07-0.08 ﹪, B:0.05-0.06 ﹪, V:0.02-0.03 ﹪, Ni:0.01-0.02 ﹪, surplus is Cu and inevitable impurity;
The preparation method of copper alloy cylindrical shell: comprise the following steps: according to the elementary composition batching of above-mentioned copper alloy cylindrical shell, first fine copper is joined in smelting furnace, Control for Kiln Temperature is at 1250 DEG C, after fine copper fusing, furnace temperature drops to 1240 DEG C and adds magnesium copper master alloy, after furnace temperature be reduced to 1230 DEG C add aluminum bronze intermediate alloy; After furnace temperature be reduced to 1220 DEG C add silicone master alloy; After furnace temperature be reduced to 1210 DEG C add other alloying elements, rear furnace temperature is elevated to 1230 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.8% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1200 DEG C; The cylindrical shell obtained is heat-treated: first carried out being heated to 800 DEG C by cylindrical shell, temperature rise rate 50 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, cylindrical shell is heated to 600 DEG C from room temperature, temperature rise rate 70 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 80 DEG C/h, is incubated 6 hours, after be again cooled to 200 DEG C, rate of temperature fall 40 DEG C/h, be incubated 7 hours, rear air cooling, to room temperature, obtains final copper alloy cylindrical shell.
By the mode of die casting by around resilient material enwrapped granule reinforced foam aluminum matrix composite, be connected in nested fashion with cylindrical shell after parcel resilient material, seal to after nested Anti-collision barrel mounting seat and upper cover.
Foregoing invention content is relative to the beneficial effect of prior art: 1) copper-based alloy material of the present invention fully meets the external intensity requirement of product of the present invention; 2) carry out enhancing and composite foamable agent by silicon carbide and/or alumina particle to carry out fully foaming to aluminum base alloy and obtain particle reinforced aluminum foam matrix composite material; 3) aluminum base alloy better ensure that product has better impulse-durability effect, reduces quality product, 4 simultaneously) particle reinforced aluminum foam matrix composite material better can absorb striking energy.5) resilient material effectively can improve collision thing resilience effect and alleviate impact fracture.
Accompanying drawing explanation
Fig. 1 is Anti-collision barrel overall schematic;
Fig. 2 is Anti-collision barrel schematic cross-section.
Embodiment
In order to there be understanding clearly to technical characteristic of the present invention, object and effect, now describe the specific embodiment of the present invention in detail.
A kind of shock-resistant Anti-collision barrel 4 as depicted in figs. 1 and 2, Anti-collision barrel is cylinder shape, and Anti-collision barrel core is particle reinforced aluminum foam matrix composite material 1, and core periphery parcel elastomeric layer 2, elastomeric layer is outward copper alloy cylindrical shell 3.
Embodiment 1
A kind of shock-resistant Anti-collision barrel, Anti-collision barrel is cylinder shape, and Anti-collision barrel core is particle reinforced aluminum foam matrix composite material, core periphery parcel elastomeric layer, and elastomeric layer is copper alloy cylindrical shell outward, it is characterized in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Prepare aluminum alloy ingot, its percentage composition is: Cu 8 ﹪, Zn 2 ﹪, Fe 0.4 ﹪, Co 0.3 ﹪, Ni 0.1 ﹪, Ti 0.05 ﹪, Y 0.02 ﹪, Ag 0.01 ﹪, and surplus is Al;
Above-mentioned aluminum alloy melting is warming up to 700 DEG C ~ 760 DEG C, passes into the refining of protection Ar gas and be incubated 10 minutes;
Add the thickening material that accounts for total melt weight 6-7% and add the silicon carbide and/or alumina particle that account for melt quality mark 10-12%, with the speed stirring molten metal 2-3 minute of 500 ~ 800rpm, stir 1-2 minute with the speed of 1200-1400rpm again, make viscosity be 2 ~ 2.3mPa .s;
Add whipping agent, whipping agent consist of calcium carbonate 40%, barium carbonate 5%, calcium sulfate 3%, salt of wormwood 7%, manganese ore 2%, coke 8%, surplus is unslaked lime; Whipping agent particle diameter through granulation is 20-65 μm. whipping agent is mixed in the melt, and the time of stirring foaming is 1-1.5 minute, stirring velocity 1500rpm ~ 2000rpm.
Step 4) gained melt is cooled after 3-5 minute 770 DEG C-800 DEG C insulations, after this melt solidifying, obtains particle reinforced aluminum foam matrix composite material;
Described resilient material takes following preparation method to prepare:
Resilient material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate; Its ratio is epoxy resin: polyetheramine: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5;
Copper alloy cylindrical shell is elementary composition is: chemical constitution is (weight percent): Mg:6 ﹪, Al:5 ﹪, Si:1 ﹪, Cr:1 ﹪, Nb: 0.8 ﹪, Ti:0.5 ﹪, Bi:0.2 ﹪, Co:0.1 ﹪, C:0.07 ﹪, B:0.05 ﹪, V:0.02 ﹪, Ni:0.01 ﹪, surplus is Cu and inevitable impurity;
The preparation method of copper alloy cylindrical shell: comprise the following steps: according to the elementary composition batching of above-mentioned copper alloy cylindrical shell, first fine copper is joined in smelting furnace, Control for Kiln Temperature is at 1250 DEG C, after fine copper fusing, furnace temperature drops to 1240 DEG C and adds magnesium copper master alloy, after furnace temperature be reduced to 1230 DEG C add aluminum bronze intermediate alloy; After furnace temperature be reduced to 1220 DEG C add silicone master alloy; After furnace temperature be reduced to 1210 DEG C add other alloying elements, rear furnace temperature is elevated to 1230 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.8% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1200 DEG C; The cylindrical shell obtained is heat-treated: first carried out being heated to 800 DEG C by cylindrical shell, temperature rise rate 50 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, cylindrical shell is heated to 600 DEG C from room temperature, temperature rise rate 70 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 80 DEG C/h, is incubated 6 hours, after be again cooled to 200 DEG C, rate of temperature fall 40 DEG C/h, be incubated 7 hours, rear air cooling, to room temperature, obtains final copper alloy cylindrical shell.
Embodiment 2
A kind of shock-resistant Anti-collision barrel, Anti-collision barrel is cylinder shape, and Anti-collision barrel core is particle reinforced aluminum foam matrix composite material, core periphery parcel elastomeric layer, and elastomeric layer is copper alloy cylindrical shell outward, it is characterized in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Prepare aluminum alloy ingot, its percentage composition is: Cu 9 ﹪, Zn 3 ﹪, Fe 0.5 ﹪, Co 0.4 ﹪, Ni 0.2 ﹪, Ti 0.06 ﹪, Y 0.03 ﹪, Ag 0.02 ﹪, and surplus is Al;
Above-mentioned aluminum alloy melting is warming up to 700 DEG C ~ 760 DEG C, passes into the refining of protection Ar gas and be incubated 10 minutes;
Add the thickening material that accounts for total melt weight 6-7% and add the silicon carbide and/or alumina particle that account for melt quality mark 10-12%, with the speed stirring molten metal 2-3 minute of 500 ~ 800rpm, stir 1-2 minute with the speed of 1200-1400rpm again, make viscosity be 2 ~ 2.3mPa .s;
Add whipping agent, whipping agent consist of calcium carbonate 45%, barium carbonate 6%, calcium sulfate 4%, salt of wormwood 9%, manganese ore 5%, coke 10%, surplus is unslaked lime; Whipping agent particle diameter through granulation is 20-65 μm. whipping agent is mixed in the melt, and the time of stirring foaming is 1-1.5 minute, stirring velocity 1500rpm ~ 2000rpm.
Step 4) gained melt is cooled after 3-5 minute 770 DEG C-800 DEG C insulations, after this melt solidifying, obtains particle reinforced aluminum foam matrix composite material;
Described resilient material takes following preparation method to prepare:
Resilient material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate; Its ratio is epoxy resin: polyetheramine: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5;
Copper alloy cylindrical shell is elementary composition is: chemical constitution is (weight percent): Mg:7 ﹪, Al:6 ﹪, Si:2 ﹪, Cr:2 ﹪, Nb: 0.9 ﹪, Ti:0.6 ﹪, Bi:0.3 ﹪, Co:0.2 ﹪, C:0.08 ﹪, B:0.06 ﹪, V:0.03 ﹪, Ni:0.02 ﹪, surplus is Cu and inevitable impurity;
The preparation method of copper alloy cylindrical shell: comprise the following steps: according to the elementary composition batching of above-mentioned copper alloy cylindrical shell, first fine copper is joined in smelting furnace, Control for Kiln Temperature is at 1250 DEG C, after fine copper fusing, furnace temperature drops to 1240 DEG C and adds magnesium copper master alloy, after furnace temperature be reduced to 1230 DEG C add aluminum bronze intermediate alloy; After furnace temperature be reduced to 1220 DEG C add silicone master alloy; After furnace temperature be reduced to 1210 DEG C add other alloying elements, rear furnace temperature is elevated to 1230 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.8% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1200 DEG C; The cylindrical shell obtained is heat-treated: first carried out being heated to 800 DEG C by cylindrical shell, temperature rise rate 50 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, cylindrical shell is heated to 600 DEG C from room temperature, temperature rise rate 70 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 80 DEG C/h, is incubated 6 hours, after be again cooled to 200 DEG C, rate of temperature fall 40 DEG C/h, be incubated 7 hours, rear air cooling, to room temperature, obtains final copper alloy cylindrical shell.
Embodiment 3
A kind of shock-resistant Anti-collision barrel, Anti-collision barrel is cylinder shape, and Anti-collision barrel core is particle reinforced aluminum foam matrix composite material, core periphery parcel elastomeric layer, and elastomeric layer is copper alloy cylindrical shell outward, it is characterized in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Prepare aluminum alloy ingot, its percentage composition is: Cu 8.5 ﹪, Zn 2.5 ﹪, Fe 0.45 ﹪, Co 0.35 ﹪, Ni 0.15 ﹪, Ti 0.055 ﹪, Y 0.025 ﹪, Ag 0.015 ﹪, and surplus is Al;
Above-mentioned aluminum alloy melting is warming up to 700 DEG C ~ 760 DEG C, passes into the refining of protection Ar gas and be incubated 10 minutes;
Add the thickening material that accounts for total melt weight 6-7% and add the silicon carbide and/or alumina particle that account for melt quality mark 10-12%, with the speed stirring molten metal 2-3 minute of 500 ~ 800rpm, stir 1-2 minute with the speed of 1200-1400rpm again, make viscosity be 2 ~ 2.3mPa .s;
Add whipping agent, whipping agent consist of calcium carbonate 43%, barium carbonate 5.5%, calcium sulfate 3.5%, salt of wormwood 8%, manganese ore 3%, coke 9%, surplus is unslaked lime; Whipping agent particle diameter through granulation is 20-65 μm. whipping agent is mixed in the melt, and the time of stirring foaming is 1-1.5 minute, stirring velocity 1500rpm ~ 2000rpm.
Step 4) gained melt is cooled after 3-5 minute 770 DEG C-800 DEG C insulations, after this melt solidifying, obtains particle reinforced aluminum foam matrix composite material;
Described resilient material takes following preparation method to prepare:
Resilient material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate; Its ratio is epoxy resin: polyetheramine: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5;
Copper alloy cylindrical shell is elementary composition is: chemical constitution is (weight percent): Mg:6.5 ﹪, Al:5.5 ﹪, Si:1.5 ﹪, Cr:1.5 ﹪, Nb: 0.85 ﹪, Ti:0.55 ﹪, Bi:0.25 ﹪, Co:0.15 ﹪, C:0.075 ﹪, B:0.055 ﹪, V:0.025 ﹪, Ni:0.015 ﹪, surplus is Cu and inevitable impurity;
The preparation method of copper alloy cylindrical shell: comprise the following steps: according to the elementary composition batching of above-mentioned copper alloy cylindrical shell, first fine copper is joined in smelting furnace, Control for Kiln Temperature is at 1250 DEG C, after fine copper fusing, furnace temperature drops to 1240 DEG C and adds magnesium copper master alloy, after furnace temperature be reduced to 1230 DEG C add aluminum bronze intermediate alloy; After furnace temperature be reduced to 1220 DEG C add silicone master alloy; After furnace temperature be reduced to 1210 DEG C add other alloying elements, rear furnace temperature is elevated to 1230 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.8% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1200 DEG C; The cylindrical shell obtained is heat-treated: first carried out being heated to 800 DEG C by cylindrical shell, temperature rise rate 50 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, cylindrical shell is heated to 600 DEG C from room temperature, temperature rise rate 70 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 80 DEG C/h, is incubated 6 hours, after be again cooled to 200 DEG C, rate of temperature fall 40 DEG C/h, be incubated 7 hours, rear air cooling, to room temperature, obtains final copper alloy cylindrical shell.
Embodiment 4
A kind of shock-resistant Anti-collision barrel, Anti-collision barrel is cylinder shape, and Anti-collision barrel core is particle reinforced aluminum foam matrix composite material, core periphery parcel elastomeric layer, and elastomeric layer is copper alloy cylindrical shell outward, it is characterized in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Prepare aluminum alloy ingot, its percentage composition is: Cu 8.2 ﹪, Zn 2.3 ﹪, Fe 0.41 ﹪, Co 0.33 ﹪, Ni 0.14 ﹪, Ti 0.053 ﹪, Y 0.022 ﹪, Ag 0.014 ﹪, and surplus is Al;
Above-mentioned aluminum alloy melting is warming up to 700 DEG C ~ 760 DEG C, passes into the refining of protection Ar gas and be incubated 10 minutes;
Add the thickening material that accounts for total melt weight 6-7% and add the silicon carbide and/or alumina particle that account for melt quality mark 10-12%, with the speed stirring molten metal 2-3 minute of 500 ~ 800rpm, stir 1-2 minute with the speed of 1200-1400rpm again, make viscosity be 2 ~ 2.3mPa .s;
Add whipping agent, whipping agent consist of calcium carbonate 41%, barium carbonate 5.2%, calcium sulfate 3.1%, salt of wormwood 7.4%, manganese ore 2.4%, coke 8.1%, surplus is unslaked lime; Whipping agent particle diameter through granulation is 20-65 μm. whipping agent is mixed in the melt, and the time of stirring foaming is 1-1.5 minute, stirring velocity 1500rpm ~ 2000rpm.
Step 4) gained melt is cooled after 3-5 minute 770 DEG C-800 DEG C insulations, after this melt solidifying, obtains particle reinforced aluminum foam matrix composite material;
Described resilient material takes following preparation method to prepare:
Resilient material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate; Its ratio is epoxy resin: polyetheramine: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5;
Copper alloy cylindrical shell is elementary composition is: chemical constitution is (weight percent): Mg:6.3 ﹪, Al:5.4 ﹪, Si:1.1 ﹪, Cr:1.1 ﹪, Nb: 0.83 ﹪, Ti:0.53 ﹪, Bi:0.22 ﹪, Co:0.11 ﹪, C:0.071 ﹪, B:0.053 ﹪, V:0.023 ﹪, Ni:0.014 ﹪, surplus is Cu and inevitable impurity;
The preparation method of copper alloy cylindrical shell: comprise the following steps: according to the elementary composition batching of above-mentioned copper alloy cylindrical shell, first fine copper is joined in smelting furnace, Control for Kiln Temperature is at 1250 DEG C, after fine copper fusing, furnace temperature drops to 1240 DEG C and adds magnesium copper master alloy, after furnace temperature be reduced to 1230 DEG C add aluminum bronze intermediate alloy; After furnace temperature be reduced to 1220 DEG C add silicone master alloy; After furnace temperature be reduced to 1210 DEG C add other alloying elements, rear furnace temperature is elevated to 1230 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.8% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1200 DEG C; The cylindrical shell obtained is heat-treated: first carried out being heated to 800 DEG C by cylindrical shell, temperature rise rate 50 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, cylindrical shell is heated to 600 DEG C from room temperature, temperature rise rate 70 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 80 DEG C/h, is incubated 6 hours, after be again cooled to 200 DEG C, rate of temperature fall 40 DEG C/h, be incubated 7 hours, rear air cooling, to room temperature, obtains final copper alloy cylindrical shell.
Embodiment 5
A kind of shock-resistant Anti-collision barrel, Anti-collision barrel is cylinder shape, and Anti-collision barrel core is particle reinforced aluminum foam matrix composite material, core periphery parcel elastomeric layer, and elastomeric layer is copper alloy cylindrical shell outward, it is characterized in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Prepare aluminum alloy ingot, its percentage composition is: Cu 8.7 ﹪, Zn 2.7 ﹪, Fe 0.46 ﹪, Co 0.38 ﹪, Ni 0.19 ﹪, Ti 0.059 ﹪, Y 0.029 ﹪, Ag 0.018 ﹪, and surplus is Al;
Above-mentioned aluminum alloy melting is warming up to 700 DEG C ~ 760 DEG C, passes into the refining of protection Ar gas and be incubated 10 minutes;
Add the thickening material that accounts for total melt weight 6-7% and add the silicon carbide and/or alumina particle that account for melt quality mark 10-12%, with the speed stirring molten metal 2-3 minute of 500 ~ 800rpm, stir 1-2 minute with the speed of 1200-1400rpm again, make viscosity be 2 ~ 2.3mPa .s;
Add whipping agent, whipping agent consist of calcium carbonate 44%, barium carbonate 5.7%, calcium sulfate 3.8%, salt of wormwood 8.7%, manganese ore 4.7%, coke 9.7%, surplus is unslaked lime; Whipping agent particle diameter through granulation is 20-65 μm. whipping agent is mixed in the melt, and the time of stirring foaming is 1-1.5 minute, stirring velocity 1500rpm ~ 2000rpm.
Step 4) gained melt is cooled after 3-5 minute 770 DEG C-800 DEG C insulations, after this melt solidifying, obtains particle reinforced aluminum foam matrix composite material;
Described resilient material takes following preparation method to prepare:
Resilient material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate; Its ratio is epoxy resin: polyetheramine: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5;
Copper alloy cylindrical shell is elementary composition is: chemical constitution is (weight percent): Mg:6.7 ﹪, Al:5.6 ﹪, Si:1.9 ﹪, Cr:1.7 ﹪, Nb: 0.86 ﹪, Ti:0.57 ﹪, Bi:0.27 ﹪, Co:0.18 ﹪, C:0.079 ﹪, B:0.058 ﹪, V:0.027 ﹪, Ni:0.016 ﹪, surplus is Cu and inevitable impurity;
The preparation method of copper alloy cylindrical shell: comprise the following steps: according to the elementary composition batching of above-mentioned copper alloy cylindrical shell, first fine copper is joined in smelting furnace, Control for Kiln Temperature is at 1250 DEG C, after fine copper fusing, furnace temperature drops to 1240 DEG C and adds magnesium copper master alloy, after furnace temperature be reduced to 1230 DEG C add aluminum bronze intermediate alloy; After furnace temperature be reduced to 1220 DEG C add silicone master alloy; After furnace temperature be reduced to 1210 DEG C add other alloying elements, rear furnace temperature is elevated to 1230 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.8% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1200 DEG C; The cylindrical shell obtained is heat-treated: first carried out being heated to 800 DEG C by cylindrical shell, temperature rise rate 50 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, cylindrical shell is heated to 600 DEG C from room temperature, temperature rise rate 70 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 80 DEG C/h, is incubated 6 hours, after be again cooled to 200 DEG C, rate of temperature fall 40 DEG C/h, be incubated 7 hours, rear air cooling, to room temperature, obtains final copper alloy cylindrical shell.
Claims (10)
1. a shock-resistant Anti-collision barrel, Anti-collision barrel is cylinder shape, and Anti-collision barrel core is particle reinforced aluminum foam matrix composite material, core periphery parcel elastomeric layer, and elastomeric layer is copper alloy cylindrical shell outward, it is characterized in that:
Described particle reinforced aluminum foam matrix composite material takes following preparation method to prepare:
Prepare aluminum alloy ingot, its Ingredient percent is: Cu 8-9 ﹪, Zn 2-3 ﹪, Fe 0.4-0.5 ﹪, Co 0.3-0.4 ﹪, Ni 0.1-0.2 ﹪, Ti 0.05-0.06 ﹪, Y 0.02-0.03 ﹪, Ag 0.01-0.02 ﹪, and surplus is Al;
Above-mentioned aluminum alloy melting is warming up to 700 DEG C ~ 760 DEG C, passes into the refining of protection Ar gas and be incubated 10 minutes;
Add the thickening material that accounts for total melt weight 6-7% and add the silicon carbide and/or alumina particle that account for melt quality mark 10-12%, with the speed stirring molten metal 2-3 minute of 500 ~ 800rpm, stir 1-2 minute with the speed of 1200-1400rpm again, make viscosity be 2 ~ 2.3mPa .s;
Add whipping agent, whipping agent consist of calcium carbonate 40-45%, barium carbonate 5-6%, calcium sulfate 3-4%, salt of wormwood 7-9%, manganese ore 2-5%, coke 8-10%, surplus is unslaked lime; Whipping agent particle diameter through granulation is 20-65 μm. whipping agent is mixed in the melt, and the time of stirring foaming is 1-1.5 minute, stirring velocity 1500rpm ~ 2000rpm.
Step 4) gained melt is cooled after 3-5 minute 770 DEG C-800 DEG C insulations, after this melt solidifying, obtains particle reinforced aluminum foam matrix composite material;
Described resilient material takes following preparation method to prepare:
Resilient material is made up of epoxy resin, polyetheramine, triethylene tetramine, iron powder and calcium carbonate; Its ratio is epoxy resin: polyetheramine: triethylene tetramine: iron powder: calcium carbonate=65:10.5:7:12:5.5;
Copper alloy cylindrical shell is elementary composition is: chemical constitution is (weight percent): Mg:6-7 ﹪, Al:5-6 ﹪, Si:1-2 ﹪, Cr:1-2 ﹪, Nb: 0.8-0.9 ﹪, Ti:0.5-0.6 ﹪, Bi:0.2-0.3 ﹪, Co:0.1-0.2 ﹪, C:0.07-0.08 ﹪, B:0.05-0.06 ﹪, V:0.02-0.03 ﹪, Ni:0.01-0.02 ﹪, surplus is Cu and inevitable impurity;
The preparation method of copper alloy cylindrical shell: comprise the following steps: according to the elementary composition batching of above-mentioned copper alloy cylindrical shell, first fine copper is joined in smelting furnace, Control for Kiln Temperature is at 1250 DEG C, after fine copper fusing, furnace temperature drops to 1240 DEG C and adds magnesium copper master alloy, after furnace temperature be reduced to 1230 DEG C add aluminum bronze intermediate alloy; After furnace temperature be reduced to 1220 DEG C add silicone master alloy; After furnace temperature be reduced to 1210 DEG C add other alloying elements, rear furnace temperature is elevated to 1230 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.8% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1200 DEG C; The cylindrical shell obtained is heat-treated: first carried out being heated to 800 DEG C by cylindrical shell, temperature rise rate 50 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, cylindrical shell is heated to 600 DEG C from room temperature, temperature rise rate 70 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 80 DEG C/h, is incubated 6 hours, after be again cooled to 200 DEG C, rate of temperature fall 40 DEG C/h, be incubated 7 hours, rear air cooling, to room temperature, obtains final copper alloy cylindrical shell.
2. a kind of shock-resistant Anti-collision barrel as claimed in claim 1, aluminum alloy ingot Ingredient percent is: Cu 8 ﹪, Zn 2 ﹪, Fe 0.4 ﹪, Co 0.3 ﹪, Ni 0.1 ﹪, Ti 0.05 ﹪, and Y 0.02 ﹪, Ag 0.01 ﹪, surplus is Al.
3. a kind of shock-resistant Anti-collision barrel as claimed in claim 1, aluminum alloy ingot Ingredient percent is: Cu 9 ﹪, Zn 3 ﹪, Fe 0.5 ﹪, Co 0.4 ﹪, Ni 0.2 ﹪, Ti 0.06 ﹪, and Y 0.03 ﹪, Ag 0.02 ﹪, surplus is Al.
4. a kind of shock-resistant Anti-collision barrel as claimed in claim 1, aluminum alloy ingot Ingredient percent is: Cu 8.5 ﹪, Zn 2.5 ﹪, Fe 0.45 ﹪, Co 0.35 ﹪, Ni 0.15 ﹪, Ti 0.055 ﹪, and Y 0.025 ﹪, Ag 0.015 ﹪, surplus is Al.
5. a kind of shock-resistant Anti-collision barrel as claimed in claim 1, whipping agent consist of calcium carbonate 40%, barium carbonate 5%, calcium sulfate 3%, salt of wormwood 7%, manganese ore 2%, coke 8%, surplus is unslaked lime.
6. a kind of shock-resistant Anti-collision barrel as claimed in claim 1, whipping agent consist of calcium carbonate 45%, barium carbonate 6%, calcium sulfate 4%, salt of wormwood 9%, manganese ore 5%, coke 10%, surplus is unslaked lime.
7. a kind of shock-resistant Anti-collision barrel as claimed in claim 1, whipping agent consist of calcium carbonate 43%, barium carbonate 5.5%, calcium sulfate 3.5%, salt of wormwood 8%, manganese ore 3%, coke 9%, surplus is unslaked lime.
8. the shock-resistant Anti-collision barrel of the one as described in claim 1-5, copper alloy cylindrical shell is elementary composition is: chemical constitution is (weight percent): Mg:6 ﹪, Al:5 ﹪, Si:1 ﹪, Cr:1 ﹪, Nb: 0.8 ﹪, Ti:0.5 ﹪, Bi:0.2 ﹪, Co:0.1 ﹪, C:0.07 ﹪, B:0.05 ﹪, V:0.02 ﹪, Ni:0.01 ﹪, surplus is Cu and inevitable impurity.
9. a kind of shock-resistant Anti-collision barrel as claimed in claim 1, copper alloy cylindrical shell is elementary composition is: chemical constitution is (weight percent): Mg:7 ﹪, Al:6 ﹪, Si:2 ﹪, Cr:2 ﹪, Nb: 0.9 ﹪, Ti:0.6 ﹪, Bi:0.3 ﹪, Co:0.2 ﹪, C:0.08 ﹪, B:0.06 ﹪, V:0.03 ﹪, Ni:0.02 ﹪, surplus is Cu and inevitable impurity.
10. a kind of shock-resistant Anti-collision barrel as claimed in claim 1, copper alloy cylindrical shell is elementary composition is: chemical constitution is (weight percent): Mg:6.5 ﹪, Al:5.5 ﹪, Si:1.5 ﹪, Cr:1.5 ﹪, Nb: 0.85 ﹪, Ti:0.55 ﹪, Bi:0.25 ﹪, Co:0.15 ﹪, C:0.075 ﹪, B:0.055 ﹪, V:0.025 ﹪, Ni:0.015 ﹪, surplus is Cu and inevitable impurity.
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