CN108405646A - A kind of extruding die for aluminum shaped material and its processing technology - Google Patents

A kind of extruding die for aluminum shaped material and its processing technology Download PDF

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Publication number
CN108405646A
CN108405646A CN201711344200.9A CN201711344200A CN108405646A CN 108405646 A CN108405646 A CN 108405646A CN 201711344200 A CN201711344200 A CN 201711344200A CN 108405646 A CN108405646 A CN 108405646A
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CN
China
Prior art keywords
layer
main body
die main
imbibition component
imbibition
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Granted
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CN201711344200.9A
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Chinese (zh)
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CN108405646B (en
Inventor
黄秀华
黄奋
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Fen An Aluminum Co.,Ltd.
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FUJIAN FENAN ALUMINUM Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C25/00—Profiling tools for metal extruding
    • B21C25/02—Dies
    • B21C25/025—Selection of materials therefor
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • C21D1/60—Aqueous agents
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/24—Nitriding
    • C23C8/26—Nitriding of ferrous surfaces
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/60—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using solids, e.g. powders, pastes
    • C23C8/62—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using solids, e.g. powders, pastes only one element being applied
    • C23C8/64—Carburising
    • C23C8/66—Carburising of ferrous surfaces

Abstract

The present invention proposes a kind of extruding die for aluminum shaped material, and the impact strength, high-temperature capability, wear-resistant strength of die main body and corrosion resistance gradually significantly increase from outside to inside；The impact strength of die main body from the inside to the outside, high-temperature capability, wear-resistant strength and corrosion resistance gradually die down, but plastically deformed performance gradually significantly increases, outer ring can internally enclose stress deformation supporting role, during carrying out extrusion forming to aluminium section bar, it ensure that die main body is in direct contact the impact strength at position with aluminium stream, high-temperature capability, on the basis of wear-resistant strength and corrosion resistance, also assure the plastically deformed performance that die main body gradually increases from the inside to the outside, especially the maximum die main body outer surface of amplitude of deformation is not easy to crack because expanded by heating etc. deforms, slight crack is even broken, to extend the service life of die main body.The present invention also proposes a kind of processing technology of extruding die for aluminum shaped material.

Description

A kind of extruding die for aluminum shaped material and its processing technology
Technical field
The present invention relates to mold and its technology fields, and in particular to a kind of extruding die for aluminum shaped material and its processing Technique.
Background technology
There are aluminum products a series of good characteristics to be often used to make such as the features such as intensity is good, against weather is good, density is small Make heat sink part or external ornament.Currently, in the production process of aluminium section bar, need to carry out aluminium section bar using extrusion die Plastotype, when in use, the stock mould heat of extrusion die distribute slowly, and heat dissipation effect is poor, for a long time using easily causing burn failure. A kind of profile extrusion die, including stock mould, the cooling jacket for being connected to stock mould both sides are disclosed in the prior art, The outside of one of described cooling jacket is equipped with cooling water intake, goes out equipped with cooling water on the outside of another cooling jacket The mouth of a river is communicated with multiple tracks between the cooling water intake and cooling water outlet and extends through stock mould from cooling jacket Extend to the bending cooling-water duct of another cooling jacket.Its production of this manufacture technology is complicated, and production cost is higher, and The intensity of die main body, quenching degree, wearability and resistance to corrosion are inadequate, and prolonged use may make the production of die main body Raw crackle is even broken, to make the service life of die main body reduce.
In consideration of it, inventor furthers investigate the above problem, there is this case generation then.
Invention content
The one of the present invention is designed to provide a kind of die main body impact strength from outside to inside, high-temperature capability, resistance to Mill intensity and corrosion resistance gradually significantly increase, and are ensureing that it is high with high intensity that die main body and aluminium stream are in direct contact position On the basis of performance, plastically deformed performance from the inside to the outside gradually significantly increases, and the surface of die main body is not easy because of expanded by heating Deng deformation and crack, slight crack even be broken, to extend die main body service life extruding die for aluminum shaped material.
The present invention secondly purpose is to solve can not produce the Extrusion Process of Aluminum Alloy Profile with foregoing advantages in the prior art The defect of mold, with succinctly efficient, the at low cost effect of step.
In order to achieve the above object, the present invention uses such technical solution：
A kind of extruding die for aluminum shaped material, including die main body；Include elemental carbon according to weight percent in the die main body 0.25-0.45%, boron 0.0015-0.003%, molybdenum 0.6-0.65%, manganese 0.25-0.35%, chromium 9-12%, vanadium 0.6-0.8%, Titanium 0.04-0.15%, nickel 3-4%, aluminium 0.06-0.2%, tungsten 1.5-1.8%, silicon 0.25-0.3%, nitrogen 0.12-0.18%, remaining For iron；
The die main body radially from the inside to the outside successively include first layer, the second layer, third layer, the 4th layer, layer 5, the 6th Layer, layer 7, the 8th layer, the 9th layer, the tenth layer, eleventh floor and Floor 12；The first layer, the second layer, third layer, Four layers, layer 5, layer 6, layer 7, the 8th layer, the 9th layer, the tenth layer, eleventh floor and Floor 12 are integrally formed one It rises；The first layer includes mainly iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium, tungsten and element silicon, and the second layer is main Including iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium and wolfram element, the third layer include mainly iron, carbon, boron, molybdenum, manganese, Chromium, vanadium, titanium, nickel and aluminium element, described 4th layer includes mainly iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium and nickel element, and described the Five layers include mainly iron, carbon, boron, molybdenum, manganese, chromium, vanadium and titanium elements, and the layer 6 includes mainly iron, carbon, boron, molybdenum, manganese, chromium And v element, the layer 7 mainly include iron, carbon, boron, molybdenum, manganese and chromium, described 8th layer mainly comprising iron, carbon, boron, Molybdenum and manganese element, described 9th layer includes mainly iron, carbon, boron and molybdenum element, and the described ten layer mainly comprising iron, carbon and boron member Element, the eleventh floor include mainly iron and carbon, and the Floor 12 includes mainly ferro element.
The first layer only includes nitrogen, iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium, tungsten and silicon member in addition to iron and impurity Element, the second layer in addition to iron and impurity only include nitrogen, iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium and wolfram element, it is described Third layer only includes nitrogen, iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel and aluminium element in addition to iron and impurity, and described 4th layer is removed iron Only include nitrogen, iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium and nickel element outside with impurity, the layer 5 only includes in addition to iron and impurity Nitrogen, iron, carbon, boron, molybdenum, manganese, chromium, vanadium and titanium elements, the layer 6 in addition to iron and impurity only include nitrogen, iron, carbon, boron, molybdenum, Manganese, chromium and v element, the layer 7 in addition to iron and impurity only include nitrogen, iron, carbon, boron, molybdenum, manganese and chromium, the described 8th Layer except iron and impurity in addition to only include nitrogen, iron, carbon, boron, molybdenum and manganese element, described 9th layer in addition to iron and impurity only comprising nitrogen, iron, Carbon, boron and molybdenum element, the described ten layer only includes nitrogen, iron, carbon and boron element in addition to iron and impurity, the eleventh floor except iron and Only include nitrogen, iron, carbon outside impurity, the Floor 12 only includes nitrogen in addition to iron and impurity.
A kind of processing technology of extruding die for aluminum shaped material, includes the following steps：
（1）Prepare baslled iron material and is processed into the die main body with squeezing through-hole；
（2）The die main body is heated to 880-950 DEG C and carries out air-cooled normalizing；
（3）By the first layer of the die main body, the second layer, third layer, the 4th layer, layer 5, layer 6, layer 7, the 8th Layer, the 9th layer, the tenth layer and eleventh floor are placed in solid active carburizing medium and are heated to 900-950 DEG C, to described first Layer, the second layer, third layer, the 4th layer, layer 5, layer 6, layer 7, the 8th layer, the 9th layer, the tenth layer and eleventh floor into Row carburizing operates；
（4）The die main body is heated to 1000-1200 DEG C, then to the first layer, the second layer, in boron-containing solution Three layers, the 4th layer, layer 5, layer 6, layer 7, the 8th layer, the 9th layer and the tenth layer are quenched；
（5）The die main body is heated to 1000-1200 DEG C, then to the first layer, the second layer, in containing molybdenum solution Three layers, the 4th layer, layer 5, layer 6, layer 7, the 8th layer and the 9th layer are quenched；
（6）The die main body is heated to 1000-1200 DEG C, then to the first layer, the second layer, in manganese containing solution Three layers, the 4th layer, layer 5, layer 6, layer 7 and the 8th layer are quenched；
（7）The die main body is heated to 1000-1200 DEG C, then to the first layer, the second layer, in chromium-containing solution Three layers, the 4th layer, layer 5, layer 6 and layer 7 are quenched；
（8）The die main body is heated to 1000-1200 DEG C, then to the first layer, the second layer, in containing vanadium solution Three layers, the 4th layer, layer 5 and layer 6 are quenched；
（9）The die main body is heated to 1000-1200 DEG C, then to the first layer, the second layer, in titaniferous solution Three layers, the 4th layer and layer 5 are quenched；
（10）The die main body is heated to 1000-1200 DEG C, then in solution containing nickel to the first layer, the second layer, Third layer and the 4th layer are quenched；
（11）The die main body is heated to 1000-1200 DEG C, then in containing aluminum solutions to the first layer, the second layer and Third layer is quenched；
（12）The die main body is heated to 1000-1200 DEG C, then to the first layer and the second layer in tungstenic solution It is quenched；
（13）The die main body is heated to 1000-1200 DEG C, then the first layer is quenched in siliceous solution；
（14）Then the die main body is subjected to tempering 10-20 hours with the temperature of 600-650；
（15）The die main body is placed in nitriding box and carries out Nitrizing Treatment.
In the step（3）In, the carbonic acid titanate catalyst of 5-6% is added according to weight percent in charcoal.
Carburizing is carried out to the die main body using cementing pot；The cementing pot includes the first babinet, is set to the first babinet Interior and horizontal-extending cross bar, multiple carburized components on the cross bar, and heated in the first babinet first plus Thermal part；The carburized component includes the vertical bar for connecting with the cross bar and being arranged upward, first be sheathed in vertical bar Band carbon parts, are sheathed on the second band carbon parts on first band carbon parts top, and set on vertical bar lower part and are supported in first band The first support portion below carbon parts；The first band carbon parts include be in top and thinner first small diameter part of diameter, and In lower part and thicker the first large diameter part of diameter；Described second is sheathed on the upper end of first small diameter part with carbon parts, and Described second with first gap between carbon parts and first large diameter part with the accommodating die main body；The first band Carbon parts and second with carbon parts be the glass fibre containing charcoal powder and barium carbonate；
In the step（3）In, the second band carbon parts and first large diameter part of suitable dimension are selected, makes described second Band carbon parts are in the die main body both ends and the first layer, the second layer, third layer, the 4th with first large diameter part Layer, layer 5, layer 6, layer 7, the 8th layer, the 9th layer, the tenth layer and eleventh floor；First the second band carbon parts are taken Under, the die main body is placed on the first band carbon parts, the second band carbon parts are then placed on the first band On the carbon parts and top in the die main body, makes described second to be oozed to the upper end of the die main body with carbon parts Carbon makes the first band carbon parts carry out carburizing to the lower end of the die main body using the first large diameter part, makes described first thin Diameter portion carries out carburizing to the squeezing through-hole of the die main body.
The die main body is quenched using quenching box；The quenching box includes the second babinet, is passed through the second babinet Interior catheter and multiple quenched members arranged set on catheter upper side and along catheter；The quenched member include with The vertical duct that the catheter is connected to and is arranged upward, the first imbibition component being sheathed on vertical duct are sheathed on the first imbibition Second imbibition component of section upper, and set on vertical duct lower part and the second support portion for being supported in below the first imbibition component； The first imbibition component include be in top and thinner second small diameter part of diameter, and in lower part and diameter it is thicker second Large diameter part；The second imbibition component is sheathed on the upper end of second small diameter part, and the second imbibition component and described the There is the second gap for housing the die main body between two large diameter parts；It is equipped in the vertical duct parallel with the axis of vertical duct And the partition board vertical with the catheter, the lower end of the partition board and the bottom of the catheter link together, the partition board Upper end and the upper end of the vertical duct between there is the third space that flows through for liquid；The vertical duct is formed with multiple and institute State the first corresponding deflector hole of imbibition component；There is the catheter the first control in each quenched member upstream to open It closes and the second control in each quenched member downstream switchs；
In the step（4）In, the B solution containing boron element is configured, and select the second imbibition component and the institute of suitable dimension State the second large diameter part, make the second imbibition component and second large diameter part be in the die main body both ends and it is corresponding described in First layer, the second layer, third layer, the 4th layer, layer 5, layer 6, layer 7, the 8th layer, the 9th layer and the tenth layer；Keep boron molten Liquid enters catheter and flows through each quenched member up around each partition board, and B solution can penetrate each deflector hole and permeate It enters in the first imbibition component and the second imbibition component, first removes the second imbibition component, by the institute after heating It states die main body to be placed on the first imbibition component, the second imbibition component is then placed on the first imbibition component again The top for going up and being in the die main body makes the second imbibition component quench the upper end of the die main body, makes The first imbibition component quenches the lower end of the die main body using the second large diameter part, makes second small diameter part pair The squeezing through-hole of the die main body is quenched；B solution is around each partition board and to the first imbibition component and second Imbibition component carries out without interruption；
In the step（5）In, the molybdenum solution containing molybdenum element is configured, and select the second imbibition component and the institute of suitable dimension State the second large diameter part, make the second imbibition component and second large diameter part be in the die main body both ends and it is corresponding described in First layer, the second layer, third layer, the 4th layer, layer 5, layer 6, layer 7, the 8th layer and the 9th layer；Molybdenum solution is set to enter Catheter simultaneously flows through each quenched member up around each partition board, and molybdenum solution can be penetrated into through each deflector hole In the first imbibition component and the second imbibition component, first the second imbibition component is removed, by the mold after heating Main body is placed on the first imbibition component, and then the second imbibition component is placed on the first imbibition component and is located again In the top of the die main body, the second imbibition component is made to quench the upper end of the die main body, makes described One imbibition component quenches the lower end of the die main body using the second large diameter part, makes second small diameter part to the mould The squeezing through-hole of tool main body is quenched；Molybdenum solution is around each partition board and to the first imbibition component and the second imbibition portion Part carries out without interruption；
In the step（6）In, the manganese solution containing manganese element is configured, and select the second imbibition component and the institute of suitable dimension State the second large diameter part, make the second imbibition component and second large diameter part be in the die main body both ends and it is corresponding described in First layer, the second layer, third layer, the 4th layer, layer 5, layer 6, layer 7 and the 8th layer；Manganese solution is set to enter catheter simultaneously Each quenched member is flowed through up around each partition board, manganese solution can penetrate into described first through each deflector hole In imbibition component and the second imbibition component, first the second imbibition component is removed, the die main body after heating is placed on On the first imbibition component, then the second imbibition component is placed on again on the first imbibition component and is in the mould The top for having main body, makes the second imbibition component quench the upper end of the die main body, makes first imbibition portion Part quenches the lower end of the die main body using the second large diameter part, makes second small diameter part to the die main body Squeezing through-hole is quenched；Manganese solution connects the first imbibition component and the second imbibition component around each partition board Continuous supply；
In the step（7）In, the chromium solution containing chromium is configured, and select the second imbibition component and the institute of suitable dimension State the second large diameter part, make the second imbibition component and second large diameter part be in the die main body both ends and it is corresponding described in First layer, the second layer, third layer, the 4th layer, layer 5, layer 6 and layer 7；Make chromium solution enter catheter and upwards about It crosses each partition board and flows through each quenched member, chromium solution can penetrate into first imbibition portion through each deflector hole In part and the second imbibition component, first the second imbibition component is removed, the die main body after heating is placed on described On one imbibition component, then the second imbibition component is placed on again on the first imbibition component and is in the die main body Top, so that the second imbibition component is quenched the upper end of the die main body, the first imbibition component made to utilize Second large diameter part quenches the lower end of the die main body, keeps second small diameter part logical to the extruding of the die main body Hole is quenched；Chromium solution continuously supplies the first imbibition component and the second imbibition component around each partition board It answers；
In the step（8）In, the vanadium solution containing v element is configured, and select the second imbibition component and the institute of suitable dimension State the second large diameter part, make the second imbibition component and second large diameter part be in the die main body both ends and it is corresponding described in First layer, the second layer, third layer, the 4th layer, layer 5 and layer 6；Vanadium solution is set to enter catheter and up around each described Partition board and flow through each quenched member, vanadium solution can penetrate into the first imbibition component and second through each deflector hole In imbibition component, first the second imbibition component is removed, the die main body after heating is placed on first imbibition portion On part, then the second imbibition component is placed on the first imbibition component to and is in the top of the die main body again, So that the second imbibition component is quenched the upper end of the die main body, the first imbibition component is made to utilize the second particle size Portion quenches the lower end of the die main body, and second small diameter part is made to quench the squeezing through-hole of the die main body Fire；Vanadium solution carries out without interruption around each partition board and to the first imbibition component and the second imbibition component；
In the step（9）In, the titanium solution containing titanium elements is configured, and select the second imbibition component and the institute of suitable dimension State the second large diameter part, make the second imbibition component and second large diameter part be in the die main body both ends and it is corresponding described in First layer, the second layer, third layer, the 4th layer and layer 5；Make titanium solution enter catheter and up around each partition board and Each quenched member is flowed through, titanium solution can penetrate into the first imbibition component and the second imbibition portion through each deflector hole In part, first the second imbibition component is removed, the die main body after heating is placed on the first imbibition component, so The second imbibition component is placed on again on the first imbibition component afterwards and the top in the die main body, makes described the Two imbibition components quench the upper end of the die main body, make the first imbibition component using the second large diameter part to described The lower end of die main body is quenched, and second small diameter part is made to quench the squeezing through-hole of the die main body；Titanium is molten Liquid carries out without interruption around each partition board and to the first imbibition component and the second imbibition component；
In the step（10）In, configure the nickel solution containing nickel element, and select the second imbibition component of suitable dimension with Second large diameter part makes the second imbibition component be in the die main body both ends and corresponding institute with second large diameter part State first layer, the second layer, third layer and the 4th layer；So that nickel solution is entered catheter and is flowed through up around each partition board each The quenched member, nickel solution can be penetrated into through each deflector hole in the first imbibition component and the second imbibition component, First the second imbibition component is removed, the die main body after heating is placed on the first imbibition component, then will The second imbibition component is placed on again on the first imbibition component and the top in the die main body, makes described second to inhale Liquid component quenches the upper end of the die main body, makes the first imbibition component using the second large diameter part to the mold The lower end of main body is quenched, and second small diameter part is made to quench the squeezing through-hole of the die main body；Nickel solution around It crosses each partition board and the first imbibition component and the second imbibition component is carried out without interruption；
In the step（11）In, configure the aluminum solutions containing aluminium element, and select the second imbibition component of suitable dimension with Second large diameter part makes the second imbibition component be in the die main body both ends and corresponding institute with second large diameter part State first layer, the second layer and third layer；So that aluminum solutions is entered catheter and flows through each described quench up around each partition board Fiery component, aluminum solutions can be penetrated into through each deflector hole in the first imbibition component and the second imbibition component, first by institute It states the second imbibition component to remove, the die main body after heating is placed on the first imbibition component, then by described Two imbibition components are placed on again on the first imbibition component and the top in the die main body, make the second imbibition component The upper end of the die main body is quenched, makes the first imbibition component using the second large diameter part to the die main body Lower end is quenched, and second small diameter part is made to quench the squeezing through-hole of the die main body；Aluminum solutions bypass each institute It states partition board and the first imbibition component and the second imbibition component is carried out without interruption；
In the step（12）In, configure the tungsten solution containing wolfram element, and select the second imbibition component of suitable dimension with Second large diameter part makes the second imbibition component be in the die main body both ends and corresponding institute with second large diameter part State first layer and the second layer；So that tungsten solution is entered catheter and flow through each quenched member up around each partition board, Tungsten solution can be penetrated into through each deflector hole in the first imbibition component and the second imbibition component, first be inhaled described second Liquid component is removed, and the die main body after heating is placed on the first imbibition component, then by second imbibition portion Part is placed on again on the first imbibition component and the top in the die main body, makes the second imbibition component to the mould The upper end of tool main body is quenched, and the first imbibition component is made to be carried out to the lower end of the die main body using the second large diameter part Quenching, makes second small diameter part quench the squeezing through-hole of the die main body；Tungsten solution around each partition board and The first imbibition component and the second imbibition component are carried out without interruption；
In the step（13）In, configure the silicon solution containing element silicon, and select the second imbibition component of suitable dimension with Second large diameter part makes the second imbibition component be in the die main body both ends and corresponding institute with second large diameter part State first layer；So that silicon solution is entered catheter and flows through each quenched member up around each partition board, silicon solution meeting It penetrates into the first imbibition component and the second imbibition component through each deflector hole, first takes the second imbibition component Under, the die main body after heating is placed on the first imbibition component, is then placed on the second imbibition component again On the first imbibition component and top in the die main body, makes the second imbibition component to the die main body Upper end is quenched, and so that the first imbibition component is quenched to the lower end of the die main body using the second large diameter part, is made Second small diameter part quenches the squeezing through-hole of the die main body；Silicon solution is around each partition board and to described One imbibition component and the second imbibition component carry out without interruption.
The nitriding box includes third babinet, and the clamping that the die main body is clamped in third babinet fills It sets, is passed through in third babinet and stretches into the snorkel blown in the squeezing through-hole of die main body, it is right on third babinet to be set to The vacuumizing part that third babinet is vacuumized, and the second heating element for being heated in third babinet；The folder It includes that the die main body is clamped in horizontal-extending bearing beam and at least one be set on bearing beam to hold device Handgrip is clamped；The snorkel is parallel set on the lower section of the bearing beam, and the third babinet is formed with for the snorkel The sealing sliding eye of sliding is stretched into and seals, the snorkel is formed with multiple ventholes in the third babinet；
During carrying out Nitrizing Treatment to the die main body, at least one die main body is put into the third babinet In and by the gripping apparatus grips, so that the snorkel is stretched into the squeezing through-hole of the die main body, utilize the ventilation Pipe is passed through pressure-air, so that pressure-air is passed through venthole and blows to the die main body, at mainly squeezing through-hole Surface and surface pores in impurity blow off, so that the surface pores of the die main body is more clear totally；It is then shut off institute It states snorkel stopping and is passed through pressure-air, the third babinet is closed and is sealed, using the vacuumizing part to the third Babinet vacuumizes, and so that the die main body is in vacuum state, the air in the surface pores of the die main body is made also to be taken out It walks；It is then shut off the vacuumizing part, is passed through ammonia using the snorkel, and using second heating element to ammonia It is heated, so that ammonia is passed through venthole and blow to the die main body, second heating element keeps ammonia to be in 500 DEG C of -560 DEG C of temperature 3-80 hours make ammonia resolve into the activated nitrogen atom with infiltration function and to penetrating into the mold In main body.
Second heating element keeps ammonia to be in 550 DEG C of temperature 2-4 hours.
In the step（2）In, the die main body is heated to 880-950 DEG C and carries out air-cooled normalizing；In the step （14）In, the die main body is subjected to tempering 15 hours with the temperature of 620-630.
After adopting the above technical scheme, the present invention is in actual use, the first layer of die main body include mainly iron, Carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium, tungsten and element silicon, the second layer mainly include iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, Nickel, aluminium and wolfram element, third layer include mainly iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel and aluminium element, and the 4th layer includes mainly Iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium and nickel element, layer 5 include mainly iron, carbon, boron, molybdenum, manganese, chromium, vanadium and titanium elements, and the Six layers include mainly iron, carbon, boron, molybdenum, manganese, chromium and v element, and layer 7 includes mainly iron, carbon, boron, molybdenum, manganese and chromium, and the Eight layers include mainly iron, carbon, boron, molybdenum and manganese element, and the 9th layer includes mainly iron, carbon, boron and molybdenum element, and the tenth layer includes mainly Iron, carbon and boron element, eleventh floor include mainly iron and carbon, and Floor 12 includes mainly ferro element.Floor 12 is because of master To include ferro element, there is significant plastically deformed performance；The carbon having in eleventh floor can improve die main body Hardness, but plastic deformation ability is poor compared with Floor 12, intensity can be preferable than Floor 12；There is carbon member in tenth layer Element and boron element, so the tenth layer of quenching degree brought with stronger hardness and boron element, be convenient for the later stage quenching and Element permeates；There is carbon, boron and molybdenum element in 9th layer, so the 9th layer has stronger intensity and quenching degree, including Molybdenum element can improve the quenching degree and heat resistance of die main body, prevent temper brittleness, improve remanent magnetism and coercivity, but plasticity Deformability is poor compared with the tenth layer, and intensity can be than the tenth layer preferably；There is carbon, boron, molybdenum and manganese element in 8th layer, so 8th layer have stronger intensity, quenching degree, heat resistance and wearability, including manganese element can further enhance mold master The intensity and quenching degree of body, but plastic deformation ability is poor compared with the 9th layer, intensity can be than the 9th layer preferably；Layer 7 has There are carbon, boron, molybdenum, manganese and chromium, so layer 7 has stronger intensity, quenching degree, heat resistance and wearability, including Chromium can further enhance the quenching degree and wearability of die main body, improve the resistance to corrosion of die main body and anti-oxidant Effect, but plastic deformation ability is poor compared with the 8th layer, intensity can be than the 8th layer preferably；Layer 6 have carbon, boron, molybdenum, Manganese, chromium and v element, thus layer 6 have stronger intensity, quenching degree, heat resistance, wearability and toughness, including vanadium Element can enhance the quenching degree, intensity, toughness and wearability of die main body, but plastic deformation ability is compared with layer 7 Difference, intensity can be preferable than layer 7；Layer 5 has carbon, boron, molybdenum, manganese, chromium, vanadium and titanium elements, so layer 5 has relatively by force Intensity, quenching degree, heat resistance, wearability and toughness, including titanium elements can further enhance the intensity of die main body And toughness, the intercrystalline corrosion phenomenon of die main body is eliminated or mitigates, but plastic deformation ability is poor compared with layer 6, intensity It can be preferable than layer 6；4th layer has carbon, boron, molybdenum, manganese, chromium, vanadium, titanium and nickel element, thus the 4th layer have it is stronger strong Degree, quenching degree, heat resistance, wearability and toughness, including nickel element can further enhance the quenching degree, strong of die main body Degree and toughness, can improve the resistance to corrosion of die main body, but plastic deformation ability is poor compared with layer 5, intensity meeting It is preferable than layer 5；Third layer has carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel and aluminium element, so third layer is with stronger strong Degree, quenching degree, heat resistance, wearability, toughness and inoxidizability, including aluminium element can further enhance die main body Wearability, fatigue strength and inoxidizability, but plastic deformation ability is poor compared with the 4th layer, intensity can than the 4th layer compared with It is good；The second layer has carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium and wolfram element, so the second layer has stronger intensity, through hardening Property, heat resistance, wearability, toughness, inoxidizability and red hardness, including wolfram element can further enhance die main body Wearability, heat are by force with red hardness, but plastic deformation ability is poor compared with third layer, and intensity can be preferable than third layer； First layer has carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium, tungsten and element silicon, so first layer has stronger intensity, through hardening Property, heat resistance, wearability, toughness, inoxidizability and red hardness, including element silicon can further enhance die main body Hardness, but plastic deformation ability is poor compared with the second layer, intensity can be preferable than the second layer；Therefore by Floor 12 to first I.e. the impact strength, high-temperature capability, wear-resistant strength of die main body and corrosion resistance gradually significantly increase layer from outside to inside； It is the impact strength, high-temperature capability, wear-resistant strength and corrosion resistance of die main body from the inside to the outside by first layer to Floor 12 It can gradually die down, but plastically deformed performance gradually significantly increases, so the outer ring of die main body can internally enclose stress Deformable supports act on, and during carrying out extrusion forming to aluminium section bar, ensure that die main body is in direct contact position with aluminium stream On the basis of impact strength, high-temperature capability, wear-resistant strength and corrosion resistance, also assure that die main body gradually increases from the inside to the outside The maximum die main body outer surface of strong plastically deformed performance, especially amplitude of deformation is not easy to generate because expanded by heating etc. deforms Crackle, slight crack are even broken, to extend the service life of die main body.And die main body integrally has nitrogen, nitrogen member Element can be improved die main body case hardness, wearability, fatigue strength, seizure resistance, anti-air and superheated steam corrosive power, resist Temper softening ability, and reduce notch sensitivity.Compared with prior art, extruding die for aluminum shaped material of the invention, die main body Impact strength, high-temperature capability, wear-resistant strength and corrosion resistance from outside to inside gradually significantly increases, and is ensureing mold master Body is in direct contact position on the basis of high-strength high-performance with aluminium stream, and plastically deformed performance from the inside to the outside gradually significantly increases By force, the surface of die main body is not easy to crack because expanded by heating etc. deforms, slight crack is even broken, to extend die main body Service life.
The present invention also proposes a kind of processing technology of extruding die for aluminum shaped material, and solving not producing in the prior art has The defect of the extruding die for aluminum shaped material of foregoing advantages, with succinctly efficient, the at low cost effect of step.
Description of the drawings
Fig. 1 is the First partial structural schematic diagram of the present invention；
Fig. 2 is the partial sectional view of the present invention；
Fig. 3 is the second partial structural diagram of the present invention；
Fig. 4 is the third partial structural diagram of the present invention；
Fig. 5 is the partial structural diagram of the present invention.
In figure：
1- die main body 11- squeezing through-hole a1- first layer a2- second layer a3- third layer the 4th layer of a5- layer 5 of a4- A6- layer 6 a7- layer 7s the 8th layer of a8- the 9th layer of a9- the tenth layer of a11- eleventh floor a12- Floor 12s of a10-
10- cementing pots 101- the first babinet 102- cross bars
103- carburized component 1031- vertical bar 1032- first band carbon parts 1033- second is with carbon parts 1034- first Support part
The first heating elements of 104-
2- quenching boxes
The second babinets of 21-
22- catheters 221- first controls switch 222- second and controls switch
23- quenched member 231- vertical duct 2311- partition boards 232- the first imbibition component the second small diameter parts of 2321- 2322- Two the second gaps large diameter part 233- the second imbibition component 234- the second support portion 235- 236- third space 237- deflector holes
3- nitriding boxs
31- third babinets
Handgrip is clamped in 32- clamping device 321- bearing beams 322-
33- snorkel 331- ventholes
34- vacuumizing parts
The second heating elements of 35-.
Specific implementation mode
In order to further explain the technical solution of the present invention, being described in detail below by specific embodiment.
A kind of extruding die for aluminum shaped material of the present invention, as shown in Figs. 1-5, including die main body；
Include elemental carbon 0.25-0.45%, boron 0.0015-0.003%, molybdenum 0.6- according to weight percent in die main body 1 0.65%, manganese 0.25-0.35%, chromium 9-12%, vanadium 0.6-0.8%, titanium 0.04-0.15%, nickel 3-4%, aluminium 0.06-0.2%, Tungsten 1.5-1.8%, silicon 0.25-0.3%, nitrogen 0.12-0.18%, remaining is iron；
Die main body 1 includes radially first layer a1, second layer a2, third layer a3, the 4th layer of a4, layer 5 successively from the inside to the outside A5, layer 6 a6, layer 7 a7, the 8th layer of a8, the 9th layer of a9, the tenth layer of a10, eleventh floor a11 and Floor 12 a12；The One layer of a1, second layer a2, third layer a3, the 4th layer of a4, layer 5 a5, layer 6 a6, layer 7 a7, the 8th layer of a8, the 9th layer A9, the tenth layer of a10, eleventh floor a11 and Floor 12 a12 are integrally formed together；First layer a1 mainly include iron, carbon, boron, Molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium, tungsten and element silicon, second layer a2 include mainly iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium And wolfram element, third layer a3 include mainly iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel and aluminium element, the 4th layer of a4 includes mainly Iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium and nickel element, layer 5 a5 mainly include iron, carbon, boron, molybdenum, manganese, chromium, vanadium and titanium elements, Layer 6 a6 includes mainly iron, carbon, boron, molybdenum, manganese, chromium and v element, and layer 7 a7 includes mainly iron, carbon, boron, molybdenum, manganese and chromium Element, the 8th layer of a8 include mainly iron, carbon, boron, molybdenum and manganese element, and the 9th layer of a9 includes mainly iron, carbon, boron and molybdenum element, and the Ten layers of a10 include mainly iron, carbon and boron element, and eleventh floor a11 includes mainly iron and carbon, and Floor 12 a12 is mainly wrapped Containing ferro element.
The present invention in actual use, 1 first layer a1 of die main body mainly include iron, carbon, boron, molybdenum, manganese, chromium, vanadium, Titanium, nickel, aluminium, tungsten and element silicon, second layer a2 include mainly iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium and wolfram element, and the Three layers of main a3 will include iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel and aluminium element, the 4th layer of a4 include mainly iron, carbon, boron, molybdenum, Manganese, chromium, vanadium, titanium and nickel element, layer 5 a5 include mainly iron, carbon, boron, molybdenum, manganese, chromium, vanadium and titanium elements, and layer 6 a6 is main Including iron, carbon, boron, molybdenum, manganese, chromium and v element, layer 7 a7 includes mainly iron, carbon, boron, molybdenum, manganese and chromium, the 8th layer of a8 Include mainly iron, carbon, boron, molybdenum and manganese element, the 9th layer of a9 includes mainly iron, carbon, boron and molybdenum element, and the tenth layer of a10 is mainly wrapped Iron content, carbon and boron element, eleventh floor include mainly iron and carbon, and Floor 12 includes mainly ferro element.Floor 12 because Include mainly ferro element, there is significant plastically deformed performance；The carbon having in eleventh floor a11 can improve mold master The hardness of body 1, but plastic deformation ability is poor compared with Floor 12, intensity can be preferable than Floor 12；In tenth layer of a10 With carbon and boron element, so the tenth layer of a10 has the quenching degree that stronger hardness and boron element are brought, after being convenient for The quenching of phase and element infiltration；There is carbon, boron and molybdenum element, so the 9th layer of tool a9 has stronger intensity and quench in 9th layer of a9 Permeability, including molybdenum element can improve the quenching degree and heat resistance of die main body 1, prevent temper brittleness, improve remanent magnetism and Coercivity, but plastic deformation ability is poor compared with the tenth layer of a10, intensity can than the tenth layer a10 it is preferable；Have in 8th layer of a8 There are carbon, boron, molybdenum and manganese element, so the 8th layer of a8 has stronger intensity, quenching degree, heat resistance and wearability, including Manganese element can further enhance the intensity and quenching degree of die main body 1, but plastic deformation ability is compared with the 9th layer of a9 Difference, intensity can than the 9th layer a9 it is preferable；Layer 7 a7 has carbon, boron, molybdenum, manganese and chromium, so layer 7 a7 has relatively by force Intensity, quenching degree, heat resistance and wearability, including chromium can further enhance die main body 1 quenching degree and Wearability improves the resistance to corrosion and antioxidation of die main body 1, but plastic deformation ability is compared with the 8th layer of a8 Difference, intensity can than the 8th layer a8 it is preferable；Layer 6 a6 have carbon, boron, molybdenum, manganese, chromium and v element, so layer 6 a6 have compared with Strong intensity, quenching degree, heat resistance, wearability and toughness, including v element can enhance die main body 1 quenching degree, Intensity, toughness and wearability, but plastic deformation ability is poor compared with layer 7 a7, intensity can be preferable than layer 7 a7；The Five layers of a5 have carbon, boron, molybdenum, manganese, chromium, vanadium and titanium elements, thus layer 5 a5 have stronger intensity, quenching degree, heat resistance, Wearability and toughness, including titanium elements can further enhance the intensity and toughness of die main body 1, eliminate or mitigate mold The intercrystalline corrosion phenomenon of main body 1, but plastic deformation ability is poor compared with layer 6 a6, intensity can be preferable than layer 6 a6； 4th layer of a4 has carbon, boron, molybdenum, manganese, chromium, vanadium, titanium and nickel element, so the 4th layer has stronger intensity, quenching degree, heat strong Property, wearability and toughness, including nickel element can further enhance the quenching degree, intensity and toughness of die main body 1, can Improve the resistance to corrosion of die main body 1, but plastic deformation ability is poor compared with layer 5 a5, intensity can be than layer 5 a5 Preferably；Third layer a3 have carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel and aluminium element, so third layer a3 have stronger intensity, Quenching degree, heat resistance, wearability, toughness and inoxidizability, including aluminium element can further enhance the resistance to of die main body 1 Mill property, fatigue strength and inoxidizability, but plastic deformation ability is poor compared with the 4th layer of a4, intensity can than the 4th layer a4 compared with It is good；Second layer a2 have carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium and wolfram element, so second layer a2 have stronger intensity, Quenching degree, heat resistance, wearability, toughness, inoxidizability and red hardness, including wolfram element can further enhance mold master The wearability of body 1, heat are by force with red hardness, but plastic deformation ability is poor compared with third layer a3, and intensity can compare third Layer a3 is preferable；First layer a1 has carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium, tungsten and element silicon, so first layer has relatively by force Intensity, quenching degree, heat resistance, wearability, toughness, inoxidizability and red hardness, including element silicon can further increase The hardness of strong die main body 1, but plastic deformation ability is poor compared with second layer a2, intensity can be preferable than second layer a2；Cause This by Floor 12 a11 to first layer a1 i.e. from outside to inside the impact strength, high-temperature capability, wear-resistant strength of die main body 1 and Corrosion resistance gradually significantly increases；By first layer a1 to Floor 12 a12, i.e. the shock resistance of die main body 1 is strong from the inside to the outside Degree, high-temperature capability, wear-resistant strength and corrosion resistance gradually die down, but plastically deformed performance gradually significantly increases, so The outer ring of die main body 1 can internally enclose stress deformation supporting role, during carrying out extrusion forming to aluminium section bar, ensure Die main body 1 is in direct contact the basis of the impact strength at position, high-temperature capability, wear-resistant strength and corrosion resistance with aluminium stream On, also assure the plastically deformed performance that die main body 1 gradually increases from the inside to the outside, the especially maximum die main body of amplitude of deformation 1 outer surface is not easy to crack because expanded by heating etc. deforms, slight crack is even broken, and the longevity is used to extend die main body 1 Life.And die main body 1 is whole has a nitrogen, nitrogen can be improved die main body case hardness, wearability, fatigue strength, Seizure resistance, anti-air and superheated steam corrosive power, anti-temper softening ability, and reduce notch sensitivity.
In order to enhance the effect of each layer, influence of the other elements to equivalent layer performance is avoided, it is preferable that first layer a1 removes iron Only include nitrogen, iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium, tungsten and element silicon outside with impurity, second layer a2 removes iron and impurity Only include nitrogen, iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium and wolfram element outside, third layer a3 only includes in addition to iron and impurity Nitrogen, iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel and aluminium element, the 4th layer of a4 in addition to iron and impurity only include nitrogen, iron, carbon, boron, Molybdenum, manganese, chromium, vanadium, titanium and nickel element, layer 5 a5 only include nitrogen, iron, carbon, boron, molybdenum, manganese, chromium, vanadium and titanium in addition to iron and impurity Element, layer 6 a6 only include nitrogen, iron, carbon, boron, molybdenum, manganese, chromium and v element in addition to iron and impurity, and layer 7 a7 is except iron and miscellaneous Only include nitrogen, iron, carbon, boron, molybdenum, manganese and chromium outside matter, the 8th layer of a8 only includes nitrogen, iron, carbon, boron, molybdenum in addition to iron and impurity And manganese element, the 9th layer of a9 only include nitrogen, iron, carbon, boron and molybdenum element in addition to iron and impurity, the tenth layer of a10 is in addition to iron and impurity Only include nitrogen, iron, carbon and boron element, eleventh floor a11 only includes nitrogen, iron and carbon, Floor 12 a12 in addition to iron and impurity Only include nitrogen in addition to iron and impurity.For the present invention during being use, the element that each layer is included has difference, mold From innermost layer, contained element tapers off main body 1 outward, can be quenched to each layer of die main body 1 according to the difference of solution, The quality of die main body 1 can be improved.
A kind of processing technology of extruding die for aluminum shaped material, includes the following steps：
（1）Prepare baslled iron material and is processed into the die main body 1 with squeezing through-hole 11；In die main body 1 other than a small amount of impurity Only contain iron.
（2）Die main body 1 is heated to 880-950 DEG C and carries out air-cooled normalizing；Purpose is to improve material original structure, subtract Few band-like, elimination Widmannstatten structure, makes surface roughness attenuate, eliminates the unreasonable state of material streamline.
（3）By the first layer a1 of die main body 1, second layer a2, third layer a3, the 4th layer of a4, layer 5 a5, layer 6 A6, layer 7 a7, the 8th layer of a8, the 9th layer of a9, the tenth layer of a10 and eleventh floor a11 are placed in solid active carburizing medium simultaneously It is heated to 900-950 DEG C, to first layer a1, second layer a2, third layer a3, the 4th layer of a4, layer 5 a5, layer 6 a6, seven Layer a7, the 8th layer of a8, the 9th layer of a9, the tenth layer of a10 and eleventh floor a11 carry out carburizing operation；
（4）Die main body 1 is heated to 1000-1200 DEG C, then to first layer a1, second layer a2, third in boron-containing solution Layer a3, the 4th layer of a4, layer 5 a5, layer 6 a6, layer 7 a7, the 8th layer of a8, the 9th layer of a9 and the tenth layer of a10 quench Fire；It is quenched using B solution, first layer a1, second layer a2, third layer a3, the 4th layer of a4, layer 5 a5, can be improved The quenching degree of six layers of a6, layer 7 a7, the 8th layer of a8, the 9th layer of a9 and the tenth layer of a10.
（5）Die main body 1 is heated to 1000-1200 DEG C, then in containing molybdenum solution to first layer a1, second layer a2, Third layer a3, the 4th layer of a4, layer 5 a5, layer 6 a6, layer 7 a7, the 8th layer of a8 and the 9th layer of a9 are quenched；It uses Molybdenum solution is quenched, can improve first layer a1, second layer a2, third layer a3, the 4th layer of a4, layer 5 a5, layer 6 a6, The quenching degree and heat resistance of layer 7 a7, the 8th layer of a8 and the 9th layer of a9 prevent temper brittleness, improve remanent magnetism and coercivity.
（6）Die main body 1 is heated to 1000-1200 DEG C, then in manganese containing solution to first layer a1, second layer a2, Third layer a3, the 4th layer of a4, layer 5 a5, layer 6 a6, layer 7 a7 and the 8th layer of a8 are quenched；It is carried out using manganese solution Quenching, can improve the intensity of die main body 1, slacken and eliminate the harmful effect of sulphur, and can improve first layer a1, the second layer The quenching degree of a2, third layer a3, the 4th layer of a4, layer 5 a5, layer 6 a6, layer 7 a7 and the 8th layer of a8, manganese content are very high Die main body there is good wearability and other physical properties.
（7）Die main body 1 is heated to 1000-1200 DEG C, then in chromium-containing solution to first layer a1, second layer a2, Third layer a3, the 4th layer of a4, layer 5 a5, layer 6 a6 and layer 7 a7 are quenched；It is quenched using chromium solution, it can be with Improve first layer a1, second layer a2, third layer a3, the 4th layer of a4, layer 5 a5, layer 6 a6 and layer 7 a7 quenching degree and Wearability can improve the resistance to corrosion and antioxidation of die main body 1.
（8）Die main body 1 is heated to 1000-1200 DEG C, then in containing vanadium solution to first layer a1, second layer a2, Third layer a3, the 4th layer of a4, layer 5 a5 and layer 6 a6 are quenched；It is quenched using vanadium solution, first can be refined The grain structure of layer a1, second layer a2, third layer a3, the 4th layer of a4, layer 5 a5 and layer 6 a6 improve first layer a1, the The intensity of two layers of a2, third layer a3, the 4th layer of a4, layer 5 a5 and layer 6 a6, toughness and wearability are fused into when it in high temperature When austenite, the through hardening of first layer a1, second layer a2, third layer a3, the 4th layer of a4, layer 5 a5 and layer 6 a6 can be increased Property.
（9）Die main body 1 is heated to 1000-1200 DEG C, then in titaniferous solution to first layer a1, second layer a2, Third layer a3, the 4th layer of a4 and layer 5 a5 are quenched；It is quenched using titanium solution, first layer a1, second can be refined The grain structure of layer a2, third layer a3, the 4th layer of a4 and layer 5 a5, to improve first layer a1, second layer a2, third layer The intercrystalline corrosion phenomenon of die main body 1 can be eliminated or be mitigated to the intensity and toughness of a3, the 4th layer of a4 and layer 5 a5, titanium.
（10）Die main body 1 is heated to 1000-1200 DEG C, then in solution containing nickel to first layer a1, second layer a2, Third layer a3 and the 4th layer of a4 is quenched；It is quenched using nickel solution, first layer a1, second layer a2, third can be improved Quenching degree, intensity and the toughness of a3 and the 4th layer of a41 of layer, can improve first layer a1, second layer a2, third layer a3 and the 4th layer of a4 Resistance to corrosion.
（11）Die main body 1 is heated to 1000-1200 DEG C, then to first layer a1, second layer a2 in containing aluminum solutions It is quenched with third layer a3；It is quenched using aluminum solutions, the crystalline substance of first layer a1, second layer a2 and third layer a3 can be refined Grain tissue improves first layer a1, the toughness of second layer a2 and third layer a3 at low temperature, moreover it is possible to improve first layer a1, the second layer The inoxidizability of a2 and third layer a3 improve the wearability and fatigue strength of first layer a1, second layer a2 and third layer a3.
（12）Die main body 1 is heated to 1000-1200 DEG C, then to first layer a1 and second layer a2 in tungstenic solution It is quenched；Quenched using tungsten solution, can improve first layer a1 and second layer a2 red hardness and heat by force, and can Improve the wearability of first layer a1 and second layer a2.
（13）Die main body 1 is heated to 1000-1200 DEG C, then first layer a1 is quenched in siliceous solution； It is quenched using silicon solution, the hardness of first layer a1 can be improved, but plasticity and toughness decline, and contain in first layer a1 A certain amount of silicon can improve soft magnet performance.
（14）Then die main body 1 is subjected to tempering 10-20 hours with the temperature of 600-650；Make 1 performance of die main body and Size keeps stablizing.
（15）Die main body 1 is placed in nitriding box 3 and carries out Nitrizing Treatment.
Preferably, carburizing is carried out to die main body 1 using cementing pot 10；Cementing pot 10 includes the first babinet 101, is set to the One babinet, 101 interior and horizontal-extending cross bar 102, multiple carburized components 103 on cross bar 102, and it is set to the first babinet The first heating element 104 heated in 101；Carburized component 103 includes the vertical bar for connecting with cross bar 102 and being arranged upward 1031, the first band carbon parts 1032 being sheathed in vertical bar 1031 are sheathed on second band on 1032 top of first band carbon parts Carbon parts 1033, and set on 1031 lower part of vertical bar and it is supported in the first support portion 1034 of the lower section of first band carbon parts 1032； First band carbon parts 1032 include be in top and thinner first small diameter part of diameter, and in lower part and diameter it is thicker first Large diameter part；Second is sheathed on the upper end of the first small diameter part with carbon parts, and has between the second band carbon parts and the first large diameter part First gap of accommodating die main body 1；First band carbon parts 1032 and the second band carbon parts 1033 are to contain charcoal powder and carbon The glass fiber mesh or asbestos gauge of sour barium；
In step（3）In, the second band carbon parts 1033 and the first large diameter part of suitable dimension is selected, the second band carbon parts 1033 are made With the first large diameter part be in 1 both ends of die main body and first layer a1, second layer a2, third layer a3, the 4th layer of a4, layer 5 a5, Layer 6 a6, layer 7 a7, the 8th layer of a8, the 9th layer of a9, the tenth layer of a10 and eleventh floor a11；First by the second band carbon parts 1033 remove, and die main body 1 is placed on first band carbon parts 1032, and the second band carbon parts 1033 are then placed on the first carbon-bearing On the component 1032 and top in die main body 1 makes second to carry out carburizing to the upper end of die main body 1 with carbon parts 1033, So that first band carbon parts 1032 is carried out carburizing to the lower end of die main body 1 using the first large diameter part, makes the first small diameter part to mold The squeezing through-hole 11 of main body 1 carries out carburizing.
Preferably, die main body 1 is quenched using quenching box 2；Quenching box 2 includes the second babinet 21, is passed through second Catheter 22 in babinet 21 and multiple quenched members 23 arranged set on 22 upper side of catheter and along catheter 22；Quenching Component 23 includes the vertical duct 231 for being connected to catheter 22 and being arranged upward, the first imbibition component being sheathed on vertical duct 231 232, it is sheathed on the second imbibition component 233 on 232 top of the first imbibition component, and set on 231 lower part of vertical duct and be supported in Second support portion 234 of one imbibition component, 232 lower section；First imbibition component 232 includes being in top and diameter thinner second Small diameter part 2321, and in lower part and thicker the second large diameter part 2322 of diameter；Second imbibition component 233 is sheathed on the second thin footpath The upper end in portion 2321, and there is the second gap of accommodating die main body 1 between the second imbibition component 233 and the second large diameter part 2322 235；Partition board 2311 parallel with the axis of vertical duct 231 and vertical with catheter 22 is equipped in vertical duct 231, partition board 2311 Lower end and the bottom of catheter 22 link together, and have for liquid between the upper end and the upper end of vertical duct 231 of partition board 2311 The third space 236 flowed through；Vertical duct 231 is formed with multiple deflector holes corresponding with the first imbibition component 232 237；Drain Pipe 22 has the first control switch 221 in 23 upstream of each quenched member and the second control in 23 downstream of each quenched member Switch 222；The present invention in actual use, when the solution after heating enters quenching box 2, solution by catheter 22 into Enter vertical duct 231, solution is absorbed by deflector hole 237 by the first imbibition component 232 and the second imbibition component 233, then to mold The squeezing through-hole 11 of main body 1 quenches.It solves in the prior art since the heat dissipation of each working region of mold work belt type cavity is uneven And the problem of leading to cracked product, deformation or fracture, and its perfect heat-dissipating, product quality are higher, and mold uses the longevity Life length, production cost are relatively low.
In step（4）In, the B solution containing boron element is configured, and select the second imbibition component 233 and the of suitable dimension Two large diameter parts 2322 make the second imbibition component 233 be in 1 both ends of die main body and corresponding first layer with the second large diameter part 2322 A1, second layer a2, third layer a3, the 4th layer of a4, layer 5 a5, layer 6 a6, layer 7 a7, the 8th layer of a8, the 9th layer of a9 and Tenth layer of a10；So that B solution is entered catheter 22 and flows through each quenched member 23 up around each partition board 2311, B solution meeting It is penetrated into the first imbibition component 232 and the second imbibition component 233 through each deflector hole 237, first by the second imbibition component 233 remove, and the die main body 1 after heating is placed on the first imbibition component 232, are then placed on the second imbibition component 233 again On the first imbibition component 232 and top in die main body 1 makes the second imbibition component 233 carry out the upper end of die main body 1 Quenching, is made the first imbibition component 232 be quenched to the lower end of die main body 1 using the second large diameter part 2322, makes the second thin footpath Portion 2321 quenches the squeezing through-hole 11 of die main body 1；B solution is around each partition board 2311 and to the first imbibition component 232 It is carried out with the second imbibition component 233 without interruption；For the present invention during being use, this step can be only to first layer a1, second Layer a2, third layer a3, the 4th layer of a4, layer 5 a5, layer 6 a6, layer 7 a7, the 8th layer of a8, the 9th layer a9 and the tenth layer A10 carries out the quenching of B solution, and concise in technology is efficient.
In step（5）In, the molybdenum solution containing molybdenum element is configured, and select the second imbibition component 233 and the of suitable dimension Two large diameter parts 2322 make the second imbibition component 233 be in 1 both ends of die main body and corresponding first layer with the second large diameter part 2322 A1, second layer a2, third layer a3, the 4th layer of a4, layer 5 a5, layer 6 a6, layer 7 a7, the 8th layer of a8 and the 9th layer of a9； So that molybdenum solution is entered catheter 22 and flow through each quenched member 23 up around each partition board 2311, molybdenum solution can penetrate each water conservancy diversion Hole 237 penetrates into the first imbibition component 232 and the second imbibition component 233, first removes the second imbibition component 233, will Die main body 1 after heating is placed on the first imbibition component 232, and the second imbibition component 233 is then placed on the first imbibition portion again On the part 232 and top in die main body 1, makes the second imbibition component 233 quench the upper end of die main body 1, makes the One imbibition component 232 quenches the lower end of die main body 1 using the second large diameter part 2322, makes the second small diameter part 2321 to mould The squeezing through-hole 11 of tool main body 1 is quenched；Molybdenum solution is around each partition board 2311 and to the first imbibition component 232 and the second imbibition Component 233 carries out without interruption；For the present invention during being use, this step can be only to first layer a1, second layer a2, third layer A3, the 4th layer of a4, layer 5 a5, layer 6 a6, layer 7 a7, the 8th layer of a8 and the 9th layer of a9 carry out the quenching of molybdenum solution, work Skill is succinctly efficient.
In step（6）In, the manganese solution containing manganese element is configured, and select the second imbibition component 233 and the of suitable dimension Two large diameter parts 2322 make the second imbibition component 233 be in 1 both ends of die main body and corresponding first layer with the second large diameter part 2322 A1, second layer a2, third layer a3, the 4th layer of a4, layer 5 a5, layer 6 a6, layer 7 a7 and the 8th layer of a8；Make manganese solution into Enter catheter 22 and flow through each quenched member 23 up around each partition board 2311, manganese solution can penetrate each deflector hole 237 and permeate It enters in the first imbibition component 232 and the second imbibition component 233, first removes the second imbibition component 233, by the mould after heating Tool main body 1 is placed on the first imbibition component 232, and then the second imbibition component 233 is placed on the first imbibition component 232 and is located again In the top of die main body 1, the second imbibition component 233 is made to quench the upper end of die main body 1, makes the first imbibition component 232 quench the lower end of die main body 1 using the second large diameter part 2322, make the second small diameter part 2321 to die main body 1 Squeezing through-hole 11 is quenched；Manganese solution around each partition board 2311 and to the first imbibition component 232 and the second imbibition component 233 into Row is without interruption；The present invention during being use, this step can only to first layer a1, second layer a2, third layer a3, the 4th layer A4, layer 5 a5, layer 6 a6, layer 7 a7 and the 8th layer of a8 carry out the quenching of manganese solution, and concise in technology is efficient.
In step（7）In, the chromium solution containing chromium is configured, and select the second imbibition component 233 and the of suitable dimension Two large diameter parts 2322 make the second imbibition component 233 be in 1 both ends of die main body and corresponding first layer with the second large diameter part 2322 A1, second layer a2, third layer a3, the 4th layer of a4, layer 5 a5, layer 6 a6 and layer 7 a7；Chromium solution is set to enter catheter 22 and each quenched member 23 is flowed through up around each partition board 2311, chromium solution can penetrate into through each deflector hole 237 In one imbibition component 232 and the second imbibition component 233, first the second imbibition component 233 is removed, by the die main body 1 after heating It is placed on the first imbibition component 232, then the second imbibition component 233 is placed on again on the first imbibition component 232 and is in mold The top of main body 1 makes the second imbibition component 233 quench the upper end of die main body 1, and the first imbibition component 232 is made to utilize Second large diameter part 2322 quenches the lower end of die main body 1, makes squeezing through-hole of second small diameter part 2321 to die main body 1 11 are quenched；Chromium solution continuously supplies the first imbibition component 232 and the second imbibition component 233 around each partition board 2311 It answers；For the present invention during being use, this step can be only to first layer a1, second layer a2, third layer a3, the 4th layer of a4, five Layer a5, layer 6 a6 and layer 7 a7 carry out the quenching of chromium solution, and concise in technology is efficient.
In step（8）In, the vanadium solution containing v element is configured, and select the second imbibition component 233 and the of suitable dimension Two large diameter parts 2322 make the second imbibition component 233 be in 1 both ends of die main body and corresponding first layer with the second large diameter part 2322 A1, second layer a2, third layer a3, the 4th layer of a4, layer 5 a5 and layer 6 a6；Make vanadium solution enter catheter 22 and upwards about It crosses each partition board 2311 and flows through each quenched member 23, vanadium solution can penetrate into the first imbibition component through each deflector hole 237 Second imbibition component 233 in imbibition component 233, is first removed, the die main body 1 after heating is placed on the first suction by 232 and second On liquid component 232, then the second imbibition component 233 is placed on again upper on the first imbibition component 232 and in die main body 1 Side, makes the second imbibition component 233 quench the upper end of die main body 1, and the first imbibition component 232 is made to utilize the second large diameter part The lower end of 2322 pairs of die main bodies 1 quenches, and the second small diameter part 2321 is made to quench the squeezing through-hole 11 of die main body 1 Fire；Vanadium solution carries out the first imbibition component 232 and the second imbibition component 233 without interruption around each partition board 2311；This hair It is bright during being use, this step can be only to first layer a1, second layer a2, third layer a3, the 4th layer of a4, layer 5 a5 and the Six layers of a6 carry out the quenching of vanadium solution, and concise in technology is efficient.
In step（9）In, the titanium solution containing titanium elements is configured, and select the second imbibition component 233 and the of suitable dimension Two large diameter parts 2322 make the second imbibition component 233 be in 1 both ends of die main body and corresponding first layer with the second large diameter part 2322 A1, second layer a2, third layer a3, the 4th layer of a4 and layer 5 a5；Titanium solution is set to enter catheter 22 and up around each partition board 2311 and flow through each quenched member 23, titanium solution can penetrate into the first imbibition component 232 and second through each deflector hole 237 In imbibition component 233, first the second imbibition component 233 is removed, the die main body 1 after heating is placed on the first imbibition component 232 On, then the second imbibition component 233 is placed on the first imbibition component 232 to and is in the top of die main body 1 again, make the second suction Liquid component 233 quenches the upper end of die main body 1, makes the first imbibition component 232 using the second large diameter part 2322 to mold The lower end of main body 1 is quenched, and the second small diameter part 2321 is made to quench the squeezing through-hole 11 of die main body 1；Titanium solution around It crosses each partition board 2311 and the first imbibition component 232 and the second imbibition component 233 is carried out without interruption；The present invention is being to use Cheng Zhong, this step only can carry out titanium solution to first layer a1, second layer a2, third layer a3, the 4th layer of a4 and layer 5 a5 and quench Fire, concise in technology are efficient.
In step（10）In, the nickel solution containing nickel element is configured, and select the second imbibition component 233 and the of suitable dimension Two large diameter parts 2322 make the second imbibition component 233 be in 1 both ends of die main body and corresponding first layer with the second large diameter part 2322 A1, second layer a2, third layer a3 and the 4th layer of a4；Nickel solution is set to enter catheter 22 and be flowed through up around each partition board 2311 Each quenched member 23, nickel solution can penetrate into the first imbibition component 232 and the second imbibition component through each deflector hole 237 In 233, first the second imbibition component 233 is removed, the die main body 1 after heating is placed on the first imbibition component 232, then will Second imbibition component 233 is placed on again on the first imbibition component 232 and the top in die main body 1, makes the second imbibition component 233 The upper end of die main body 1 is quenched, makes the first imbibition component 232 using the second large diameter part 2322 under die main body 1 End is quenched, and the second small diameter part 2321 is made to quench the squeezing through-hole 11 of die main body 1；Nickel solution bypasses each partition board 2311 and the first imbibition component 232 and the second imbibition component 233 are carried out without interruption；The present invention during being use, this Step can only carry out first layer a1, second layer a2, third layer a3 and the 4th layer of a4 the quenching of nickel solution, and concise in technology is efficient.
In step（11）In, the aluminum solutions containing aluminium element are configured, and select the second imbibition component 233 and the of suitable dimension Two large diameter parts 2322 make the second imbibition component 233 be in 1 both ends of die main body and corresponding first layer with the second large diameter part 2322 A1, second layer a2 and third layer a3；So that aluminum solutions is entered catheter 22 and flows through each quenching portion up around each partition board 2311 Part 23, aluminum solutions can be penetrated into through each deflector hole 237 in the first imbibition component 232 and the second imbibition component 233, first will Second imbibition component 233 is removed, and the die main body 1 after heating is placed on the first imbibition component 232, then by the second imbibition portion Part 233 is placed on again on the first imbibition component 232 and the top in die main body 1, makes the second imbibition component 233 to die main body 1 upper end is quenched, and the first imbibition component 232 is made to be quenched to the lower end of die main body 1 using the second large diameter part 2322, The second small diameter part 2321 is set to quench the squeezing through-hole 11 of die main body 1；Aluminum solutions are around each partition board 2311 and to first Imbibition component 232 and the second imbibition component 233 carry out without interruption；For the present invention during being use, this step can be only to the One layer of a1, second layer a2 and third layer a3 carry out the quenching of aluminum solutions, and concise in technology is efficient.
In step（12）In, the tungsten solution containing wolfram element is configured, and select the second imbibition component 233 and the of suitable dimension Two large diameter parts 2322 make the second imbibition component 233 be in 1 both ends of die main body and corresponding first layer a1 with the second large diameter part 2322 With second layer a2；So that tungsten solution is entered catheter 22 and flows through each quenched member 23 up around each partition board 2311, tungsten solution It can be penetrated into the first imbibition component 232 and the second imbibition component 233 through each deflector hole 237, first by the second imbibition portion Part 233 is removed, and the die main body 1 after heating is placed on the first imbibition component 232, then covers the second imbibition component 233 again In on the first imbibition component 232 and top in die main body 1, make the second imbibition component 233 to the upper end of die main body 1 into Row quenching, makes the first imbibition component 232 be quenched to the lower end of die main body 1 using the second large diameter part 2322, makes second thin Diameter portion 2321 quenches the squeezing through-hole 11 of die main body 1；Tungsten solution is around each partition board 2311 and to the first imbibition component 232 and second imbibition component 233 carry out it is without interruption；The present invention during being use, this step can only to first layer a1 and Second layer a2 carries out the quenching of tungsten solution, and concise in technology is efficient.
In step（13）In, the silicon solution containing element silicon is configured, and select the second imbibition component 233 and the of suitable dimension Two large diameter parts 2322 make the second imbibition component 233 be in 1 both ends of die main body and corresponding first layer with the second large diameter part 2322 a1；So that silicon solution is entered catheter 22 and flow through each quenched member 23 up around each partition board 2311, silicon solution can penetrate each Deflector hole 237 penetrates into the first imbibition component 232 and the second imbibition component 233, first takes the second imbibition component 233 Under, the die main body 1 after heating is placed on the first imbibition component 232, the second imbibition component 233 is then placed on the first suction again On the liquid component 232 and top in die main body 1, makes the second imbibition component 233 quench the upper end of die main body 1, So that the first imbibition component 232 is quenched to the lower end of die main body 1 using the second large diameter part 2322, makes the second small diameter part 2321 The squeezing through-hole 11 of die main body 1 is quenched；Silicon solution is around each partition board 2311 and to the first imbibition component 232 and second Imbibition component 233 carries out without interruption.For the present invention during being use, this step only can carry out silicon solution to first layer a1 Quenching, concise in technology are efficient.
Preferably, in the step（2）In, the die main body is heated to 880-950 DEG C and carries out air-cooled normalizing； The step（14）In, the die main body is subjected to tempering 15 hours with the temperature of 620-630.Normalizing that this mode generates and It is more preferable to be tempered effect.
Preferably, nitriding box 3 includes third babinet 31, the folder that die main body 1 is clamped in third babinet 31 Device 32 is held, is passed through in third babinet 31 and stretches into the snorkel 33 blown in the squeezing through-hole 11 of die main body 1, be set to The vacuumizing part 34 that third babinet 31 is vacuumized on third babinet 31, and heated in third babinet 31 Second heating element 35；Clamping device 32 include horizontal-extending bearing beam 321 and it is at least one be set to bearing beam 321 On clamping handgrip 322 that die main body 1 is clamped；Snorkel 33 is parallel set on the lower section of bearing beam 321, third babinet 31 are formed with the sealing sliding eye that sliding is stretched into and sealed for snorkel 33, and snorkel 33 is formed with multiple in third babinet 31 Interior venthole 331；
During carrying out Nitrizing Treatment to die main body 1, at least one die main body 1 is put into third babinet 31 and is pressed from both sides The clamping of device 32 is held, so that snorkel 33 is stretched into the squeezing through-hole 11 of die main body 1, pressure-air is passed through using snorkel 33, Make pressure-air pass through venthole 331 to blow to die main body 1, by mainly squeezing through-hole 11 surface and surface it is thin Impurity in hole is blown off, and the surface pores of die main body 1 is made to be more clear totally；It is then shut off the stopping of snorkel 33 and is passed through high pressure Third babinet 31 is closed and is sealed, vacuumized to third babinet 31 using vacuumizing part 34, die main body 1 is made to be in by air Vacuum state makes the air in the surface pores of die main body 1 also be pumped, and avoids the sky in the surface pores of die main body 1 Gas has an impact the infiltration of follow-up nitrogen；It is then shut off vacuumizing part 34, ammonia is passed through using snorkel 33, and utilizes the Two heating elements 35 heat ammonia, so that ammonia is passed through venthole 331 and blow to die main body 1, the second heating part Part 35 keeps ammonia to be in 500 DEG C of -560 DEG C of temperature 3-80 hours, and ammonia is made to resolve into the activated nitrogen atom with infiltration function And to penetrating into die main body 1, the die main body 1 after nitriding can be made to obtain high case hardness, wearability, fatigue so strong Degree, seizure resistance and superheated steam corrosive power.
Preferably, the second heating element 35 keeps ammonia to be in 550 DEG C of temperature 2-4 hours.The present invention was actually using Cheng Zhong, the second heating element 35 keep ammonia to be in 550 DEG C of temperature 2-4 hours, can make the further efficient-decomposition of ammonia at Activated nitrogen atom with infiltration function simultaneously penetrates into die main body 1.
The product form of the present invention is not limited to this case diagram and embodiment, anyone carries out it the appropriate of similar thinking Changes or modifications all should be regarded as the patent category for not departing from the present invention.

Claims (9)

1. a kind of extruding die for aluminum shaped material, including die main body；It is characterized in that：According to weight percent in the die main body Including elemental carbon 0.25-0.45%, boron 0.0015-0.003%, molybdenum 0.6-0.65%, manganese 0.25-0.35%, chromium 9-12%, vanadium 0.6-0.8%, titanium 0.04-0.15%, nickel 3-4%, aluminium 0.06-0.2%, tungsten 1.5-1.8%, silicon 0.25-0.3%, nitrogen 0.12- 0.18%, remaining is iron；
The die main body radially from the inside to the outside successively include first layer, the second layer, third layer, the 4th layer, layer 5, the 6th Layer, layer 7, the 8th layer, the 9th layer, the tenth layer, eleventh floor and Floor 12；The first layer, the second layer, third layer, Four layers, layer 5, layer 6, layer 7, the 8th layer, the 9th layer, the tenth layer, eleventh floor and Floor 12 are integrally formed one It rises；The first layer includes mainly iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium, tungsten and element silicon, and the second layer is main Including iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium and wolfram element, the third layer include mainly iron, carbon, boron, molybdenum, manganese, Chromium, vanadium, titanium, nickel and aluminium element, described 4th layer includes mainly iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium and nickel element, and described the Five layers include mainly iron, carbon, boron, molybdenum, manganese, chromium, vanadium and titanium elements, and the layer 6 includes mainly iron, carbon, boron, molybdenum, manganese, chromium And v element, the layer 7 mainly include iron, carbon, boron, molybdenum, manganese and chromium, described 8th layer mainly comprising iron, carbon, boron, Molybdenum and manganese element, described 9th layer includes mainly iron, carbon, boron and molybdenum element, and the described ten layer mainly comprising iron, carbon and boron member Element, the eleventh floor include mainly iron and carbon, and the Floor 12 includes mainly ferro element.
2. a kind of extruding die for aluminum shaped material according to claim 1, it is characterised in that：The first layer is in addition to iron and impurity Only include nitrogen, iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium, tungsten and element silicon, the second layer only wraps in addition to iron and impurity Nitrogenous, iron, carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel, aluminium and wolfram element, the third layer in addition to iron and impurity only include nitrogen, iron, Carbon, boron, molybdenum, manganese, chromium, vanadium, titanium, nickel and aluminium element, described 4th layer in addition to iron and impurity only include nitrogen, iron, carbon, boron, molybdenum, Manganese, chromium, vanadium, titanium and nickel element, the layer 5 only include nitrogen, iron, carbon, boron, molybdenum, manganese, chromium, vanadium and titanium member in addition to iron and impurity Element, the layer 6 only include nitrogen, iron, carbon, boron, molybdenum, manganese, chromium and v element in addition to iron and impurity, the layer 7 except iron and Only include nitrogen, iron, carbon, boron, molybdenum, manganese and chromium outside impurity, described 8th layer except iron and impurity in addition to only comprising nitrogen, iron, carbon, Boron, molybdenum and manganese element, described 9th layer only includes nitrogen, iron, carbon, boron and molybdenum element in addition to iron and impurity, and the described ten layer is removed iron Only include nitrogen, iron, carbon and boron element outside with impurity, the eleventh floor only includes nitrogen, iron, carbon, institute in addition to iron and impurity It only includes nitrogen in addition to iron and impurity to state Floor 12.
3. a kind of processing technology based on the extruding die for aluminum shaped material in claims 1 or 2, which is characterized in that including following step Suddenly：
（1）Prepare baslled iron material and is processed into the die main body with squeezing through-hole；
（2）The die main body is heated to 880-950 DEG C and carries out air-cooled normalizing；
（3）By the first layer of the die main body, the second layer, third layer, the 4th layer, layer 5, layer 6, layer 7, the 8th Layer, the 9th layer, the tenth layer and eleventh floor are placed in solid active carburizing medium and are heated to 900-950 DEG C, to described first Layer, the second layer, third layer, the 4th layer, layer 5, layer 6, layer 7, the 8th layer, the 9th layer, the tenth layer and eleventh floor into Row carburizing operates；
（4）The die main body is heated to 1000-1200 DEG C, then to the first layer, the second layer, in boron-containing solution Three layers, the 4th layer, layer 5, layer 6, layer 7, the 8th layer, the 9th layer and the tenth layer are quenched；
（5）The die main body is heated to 1000-1200 DEG C, then to the first layer, the second layer, in containing molybdenum solution Three layers, the 4th layer, layer 5, layer 6, layer 7, the 8th layer and the 9th layer are quenched；
（6）The die main body is heated to 1000-1200 DEG C, then to the first layer, the second layer, in manganese containing solution Three layers, the 4th layer, layer 5, layer 6, layer 7 and the 8th layer are quenched；
（7）The die main body is heated to 1000-1200 DEG C, then to the first layer, the second layer, in chromium-containing solution Three layers, the 4th layer, layer 5, layer 6 and layer 7 are quenched；
（8）The die main body is heated to 1000-1200 DEG C, then to the first layer, the second layer, in containing vanadium solution Three layers, the 4th layer, layer 5 and layer 6 are quenched；
（9）The die main body is heated to 1000-1200 DEG C, then to the first layer, the second layer, in titaniferous solution Three layers, the 4th layer and layer 5 are quenched；
（10）The die main body is heated to 1000-1200 DEG C, then in solution containing nickel to the first layer, the second layer, Third layer and the 4th layer are quenched；
（11）The die main body is heated to 1000-1200 DEG C, then in containing aluminum solutions to the first layer, the second layer and Third layer is quenched；
（12）The die main body is heated to 1000-1200 DEG C, then to the first layer and the second layer in tungstenic solution It is quenched；
（13）The die main body is heated to 1000-1200 DEG C, then the first layer is quenched in siliceous solution；
（14）Then the die main body is subjected to tempering 10-20 hours with the temperature of 600-650；
（15）The die main body is placed in nitriding box and carries out Nitrizing Treatment.
4. a kind of processing technology according to claim 3, it is characterised in that：In the step（3）In, in charcoal according to The carbonic acid titanate catalyst of 5-6% is added in weight percent.
5. a kind of processing technology according to claim 4, it is characterised in that：The die main body is carried out using cementing pot Carburizing；The cementing pot includes the first babinet, interior set on the first babinet and horizontal-extending cross bar, multiple oozing on cross bar Carbon parts, and the first heating element for being heated in the first babinet；The carburized component includes being connect with the cross bar And the vertical bar being arranged upward, the first band carbon parts being sheathed in vertical bar are sheathed on the second of first band carbon parts top Band carbon parts, and set on vertical bar lower part and the first support portion for being supported in below first band carbon parts；First carbon-bearing portion Part includes being in top and thinner first small diameter part of diameter, and in lower part and thicker the first large diameter part of diameter；Described Two are sheathed on the upper end of first small diameter part with carbon parts, and have between the second band carbon parts and first large diameter part There is the first gap of the accommodating die main body；The first band carbon parts and the second band carbon parts are to contain charcoal powder and carbon The glass fibre of sour barium；
In the step（3）In, the second band carbon parts and first large diameter part of suitable dimension are selected, makes described second Band carbon parts are in the die main body both ends and the first layer, the second layer, third layer, the 4th with first large diameter part Layer, layer 5, layer 6, layer 7, the 8th layer, the 9th layer, the tenth layer and eleventh floor；First the second band carbon parts are taken Under, the die main body is placed on the first band carbon parts, the second band carbon parts are then placed on the first band On the carbon parts and top in the die main body, makes described second to be oozed to the upper end of the die main body with carbon parts Carbon makes the first band carbon parts carry out carburizing to the lower end of the die main body using the first large diameter part, makes described first thin Diameter portion carries out carburizing to the squeezing through-hole of the die main body.
6. a kind of processing technology according to claim 4, it is characterised in that：The die main body is carried out using quenching box Quenching；The quenching box includes the second babinet, the catheter being passed through in the second babinet and multiple is set to catheter upper side and edge The quenched member of catheter arrangement；The quenched member includes the vertical duct for being connected to the catheter and being arranged upward, is arranged In the first imbibition component on vertical duct, it is sheathed on the second imbibition component of the first imbibition section upper, and under vertical duct Portion and the second support portion being supported in below the first imbibition component；The first imbibition component include in top and diameter it is thinner The second small diameter part, and in lower part and thicker the second large diameter part of diameter；The second imbibition component is sheathed on described second The upper end of small diameter part, and there is house the die main body second between the second imbibition component and second large diameter part Gap；The partition board parallel and vertical with the catheter with the axis of vertical duct is equipped in the vertical duct, under the partition board It holds the bottom with the catheter to link together, has for liquid between the upper end of the partition board and the upper end of the vertical duct The third space flowed through；The vertical duct is formed with multiple deflector holes corresponding with the first imbibition component；The drain Managing has the first control switch in each quenched member upstream and the second control switch in each quenched member downstream；
In the step（4）In, the B solution containing boron element is configured, and select the second imbibition component and the institute of suitable dimension State the second large diameter part, make the second imbibition component and second large diameter part be in the die main body both ends and it is corresponding described in First layer, the second layer, third layer, the 4th layer, layer 5, layer 6, layer 7, the 8th layer, the 9th layer and the tenth layer；Keep boron molten Liquid enters catheter and flows through each quenched member up around each partition board, and B solution can penetrate each deflector hole and permeate It enters in the first imbibition component and the second imbibition component, first removes the second imbibition component, by the institute after heating It states die main body to be placed on the first imbibition component, the second imbibition component is then placed on the first imbibition component again The top for going up and being in the die main body makes the second imbibition component quench the upper end of the die main body, makes The first imbibition component quenches the lower end of the die main body using the second large diameter part, makes second small diameter part pair The squeezing through-hole of the die main body is quenched；B solution is around each partition board and to the first imbibition component and second Imbibition component carries out without interruption；
In the step（5）In, the molybdenum solution containing molybdenum element is configured, and select the second imbibition component and the institute of suitable dimension State the second large diameter part, make the second imbibition component and second large diameter part be in the die main body both ends and it is corresponding described in First layer, the second layer, third layer, the 4th layer, layer 5, layer 6, layer 7, the 8th layer and the 9th layer；Molybdenum solution is set to enter Catheter simultaneously flows through each quenched member up around each partition board, and molybdenum solution can be penetrated into through each deflector hole In the first imbibition component and the second imbibition component, first the second imbibition component is removed, by the mold after heating Main body is placed on the first imbibition component, and then the second imbibition component is placed on the first imbibition component and is located again In the top of the die main body, the second imbibition component is made to quench the upper end of the die main body, makes described One imbibition component quenches the lower end of the die main body using the second large diameter part, makes second small diameter part to the mould The squeezing through-hole of tool main body is quenched；Molybdenum solution is around each partition board and to the first imbibition component and the second imbibition portion Part carries out without interruption；
In the step（6）In, the manganese solution containing manganese element is configured, and select the second imbibition component and the institute of suitable dimension State the second large diameter part, make the second imbibition component and second large diameter part be in the die main body both ends and it is corresponding described in First layer, the second layer, third layer, the 4th layer, layer 5, layer 6, layer 7 and the 8th layer；Manganese solution is set to enter catheter simultaneously Each quenched member is flowed through up around each partition board, manganese solution can penetrate into described first through each deflector hole In imbibition component and the second imbibition component, first the second imbibition component is removed, the die main body after heating is placed on On the first imbibition component, then the second imbibition component is placed on again on the first imbibition component and is in the mould The top for having main body, makes the second imbibition component quench the upper end of the die main body, makes first imbibition portion Part quenches the lower end of the die main body using the second large diameter part, makes second small diameter part to the die main body Squeezing through-hole is quenched；Manganese solution connects the first imbibition component and the second imbibition component around each partition board Continuous supply；
In the step（7）In, the chromium solution containing chromium is configured, and select the second imbibition component and the institute of suitable dimension State the second large diameter part, make the second imbibition component and second large diameter part be in the die main body both ends and it is corresponding described in First layer, the second layer, third layer, the 4th layer, layer 5, layer 6 and layer 7；Make chromium solution enter catheter and upwards about It crosses each partition board and flows through each quenched member, chromium solution can penetrate into first imbibition portion through each deflector hole In part and the second imbibition component, first the second imbibition component is removed, the die main body after heating is placed on described On one imbibition component, then the second imbibition component is placed on again on the first imbibition component and is in the die main body Top, so that the second imbibition component is quenched the upper end of the die main body, the first imbibition component made to utilize Second large diameter part quenches the lower end of the die main body, keeps second small diameter part logical to the extruding of the die main body Hole is quenched；Chromium solution continuously supplies the first imbibition component and the second imbibition component around each partition board It answers；
In the step（8）In, the vanadium solution containing v element is configured, and select the second imbibition component and the institute of suitable dimension State the second large diameter part, make the second imbibition component and second large diameter part be in the die main body both ends and it is corresponding described in First layer, the second layer, third layer, the 4th layer, layer 5 and layer 6；Vanadium solution is set to enter catheter and up around each described Partition board and flow through each quenched member, vanadium solution can penetrate into the first imbibition component and second through each deflector hole In imbibition component, first the second imbibition component is removed, the die main body after heating is placed on first imbibition portion On part, then the second imbibition component is placed on the first imbibition component to and is in the top of the die main body again, So that the second imbibition component is quenched the upper end of the die main body, the first imbibition component is made to utilize the second particle size Portion quenches the lower end of the die main body, and second small diameter part is made to quench the squeezing through-hole of the die main body Fire；Vanadium solution carries out without interruption around each partition board and to the first imbibition component and the second imbibition component；
In the step（9）In, the titanium solution containing titanium elements is configured, and select the second imbibition component and the institute of suitable dimension State the second large diameter part, make the second imbibition component and second large diameter part be in the die main body both ends and it is corresponding described in First layer, the second layer, third layer, the 4th layer and layer 5；Make titanium solution enter catheter and up around each partition board and Each quenched member is flowed through, titanium solution can penetrate into the first imbibition component and the second imbibition portion through each deflector hole In part, first the second imbibition component is removed, the die main body after heating is placed on the first imbibition component, so The second imbibition component is placed on again on the first imbibition component afterwards and the top in the die main body, makes described the Two imbibition components quench the upper end of the die main body, make the first imbibition component using the second large diameter part to described The lower end of die main body is quenched, and second small diameter part is made to quench the squeezing through-hole of the die main body；Titanium is molten Liquid carries out without interruption around each partition board and to the first imbibition component and the second imbibition component；
In the step（10）In, configure the nickel solution containing nickel element, and select the second imbibition component of suitable dimension with Second large diameter part makes the second imbibition component be in the die main body both ends and corresponding institute with second large diameter part State first layer, the second layer, third layer and the 4th layer；So that nickel solution is entered catheter and is flowed through up around each partition board each The quenched member, nickel solution can be penetrated into through each deflector hole in the first imbibition component and the second imbibition component, First the second imbibition component is removed, the die main body after heating is placed on the first imbibition component, then will The second imbibition component is placed on again on the first imbibition component and the top in the die main body, makes described second to inhale Liquid component quenches the upper end of the die main body, makes the first imbibition component using the second large diameter part to the mold The lower end of main body is quenched, and second small diameter part is made to quench the squeezing through-hole of the die main body；Nickel solution around It crosses each partition board and the first imbibition component and the second imbibition component is carried out without interruption；
In the step（11）In, configure the aluminum solutions containing aluminium element, and select the second imbibition component of suitable dimension with Second large diameter part makes the second imbibition component be in the die main body both ends and corresponding institute with second large diameter part State first layer, the second layer and third layer；So that aluminum solutions is entered catheter and flows through each described quench up around each partition board Fiery component, aluminum solutions can be penetrated into through each deflector hole in the first imbibition component and the second imbibition component, first by institute It states the second imbibition component to remove, the die main body after heating is placed on the first imbibition component, then by described Two imbibition components are placed on again on the first imbibition component and the top in the die main body, make the second imbibition component The upper end of the die main body is quenched, makes the first imbibition component using the second large diameter part to the die main body Lower end is quenched, and second small diameter part is made to quench the squeezing through-hole of the die main body；Aluminum solutions bypass each institute It states partition board and the first imbibition component and the second imbibition component is carried out without interruption；
In the step（12）In, configure the tungsten solution containing wolfram element, and select the second imbibition component of suitable dimension with Second large diameter part makes the second imbibition component be in the die main body both ends and corresponding institute with second large diameter part State first layer and the second layer；So that tungsten solution is entered catheter and flow through each quenched member up around each partition board, Tungsten solution can be penetrated into through each deflector hole in the first imbibition component and the second imbibition component, first be inhaled described second Liquid component is removed, and the die main body after heating is placed on the first imbibition component, then by second imbibition portion Part is placed on again on the first imbibition component and the top in the die main body, makes the second imbibition component to the mould The upper end of tool main body is quenched, and the first imbibition component is made to be carried out to the lower end of the die main body using the second large diameter part Quenching, makes second small diameter part quench the squeezing through-hole of the die main body；Tungsten solution around each partition board and The first imbibition component and the second imbibition component are carried out without interruption；
In the step（13）In, configure the silicon solution containing element silicon, and select the second imbibition component of suitable dimension with Second large diameter part makes the second imbibition component be in the die main body both ends and corresponding institute with second large diameter part State first layer；So that silicon solution is entered catheter and flows through each quenched member up around each partition board, silicon solution meeting It penetrates into the first imbibition component and the second imbibition component through each deflector hole, first takes the second imbibition component Under, the die main body after heating is placed on the first imbibition component, is then placed on the second imbibition component again On the first imbibition component and top in the die main body, makes the second imbibition component to the die main body Upper end is quenched, and so that the first imbibition component is quenched to the lower end of the die main body using the second large diameter part, is made Second small diameter part quenches the squeezing through-hole of the die main body；Silicon solution is around each partition board and to described One imbibition component and the second imbibition component carry out without interruption.
7. a kind of processing technology according to claim 4, it is characterised in that：The nitriding box includes third babinet, is set to The clamping device that the die main body is clamped in third babinet is passed through in third babinet and stretches into the extruding of die main body The snorkel blown in through-hole, the vacuumizing part that third babinet is vacuumized on third babinet, and be set to The second heating element heated in third babinet；The clamping device includes horizontal-extending bearing beam, and at least one A clamping handgrip that the die main body is clamped on bearing beam；The snorkel is parallel to be set to carrying cross The lower section of beam, the third babinet, which is formed with, to be stretched into for the snorkel and seals the sealing sliding eye of sliding, the snorkel It is formed with multiple ventholes in the third babinet；
During carrying out Nitrizing Treatment to the die main body, at least one die main body is put into the third babinet In and by the gripping apparatus grips, so that the snorkel is stretched into the squeezing through-hole of the die main body, utilize the ventilation Pipe is passed through pressure-air, so that pressure-air is passed through venthole and blows to the die main body, at mainly squeezing through-hole Surface and surface pores in impurity blow off, so that the surface pores of the die main body is more clear totally；It is then shut off institute It states snorkel stopping and is passed through pressure-air, the third babinet is closed and is sealed, using the vacuumizing part to the third Babinet vacuumizes, and so that the die main body is in vacuum state, the air in the surface pores of the die main body is made also to be taken out It walks；It is then shut off the vacuumizing part, is passed through ammonia using the snorkel, and using second heating element to ammonia It is heated, so that ammonia is passed through venthole and blow to the die main body, second heating element keeps ammonia to be in 500 DEG C of -560 DEG C of temperature 3-80 hours make ammonia resolve into the activated nitrogen atom with infiltration function and to penetrating into the mold In main body.
8. a kind of processing technology according to claim 7, it is characterised in that：Second heating element keeps ammonia to be in 550 DEG C of temperature 2-4 hours.
9. a kind of processing technology according to claim 4, it is characterised in that：In the step（2）In, by the mold master Body is heated to 880-950 DEG C and carries out air-cooled normalizing；In the step（14）In, by the die main body with the temperature of 620-630 Carry out tempering 15 hours.
CN201711344200.9A 2018-03-19 2018-03-19 A kind of extruding die for aluminum shaped material and its processing technology Active CN108405646B (en)

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JP6226285B1 (en) * 2017-03-02 2017-11-08 株式会社ディ・ビー・シー・システム研究所 PROCESSING EQUIPMENT AND ITS MANUFACTURING METHOD, STRUCTURE AND ITS MANUFACTURING METHOD
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CN101942619A (en) * 2010-09-21 2011-01-12 常熟市建华模具有限责任公司 Glass mould material of alloy cast iron and preparation method thereof
EP3010024A4 (en) * 2013-06-12 2017-01-25 Hitachi, Ltd. Tubular body and method for manufacturing tubular body
CN103436798A (en) * 2013-07-11 2013-12-11 滁州市鑫隆机电有限公司 Preparation method for drawing-die steel material
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