CN109468578A - A kind of molding of automobile die and surface Hardening Treatment technique - Google Patents
A kind of molding of automobile die and surface Hardening Treatment technique Download PDFInfo
- Publication number
- CN109468578A CN109468578A CN201811578603.4A CN201811578603A CN109468578A CN 109468578 A CN109468578 A CN 109468578A CN 201811578603 A CN201811578603 A CN 201811578603A CN 109468578 A CN109468578 A CN 109468578A
- Authority
- CN
- China
- Prior art keywords
- die
- mold
- automobile die
- automobile
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- C23C8/20—Carburising
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
-
- 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
- C21D1/26—Methods of annealing
- C21D1/28—Normalising
-
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
-
- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
-
- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
Abstract
The present invention provides a kind of automobile die moulding process, include the following steps, understand the case where material strip, design material strip；Determine correct die casting parameter；Modify mold；Carry out die trial；Local directed complete set is carried out according to the effect of die trial, according to the effect of die trial to the adjustment on mold progress part after the completion of die trial；Die cast is carried out to mold；After mold molding, mold is cleared up.A kind of automobile die surface Hardening Treatment technique is provided simultaneously, comprising the following steps: automobile die surface clean；Automobile die surface preparation；Automobile die room temperature cooling is to room temperature；Carburizing；The plated film on automobile die surface.The plated film that the present invention passes through automobile die surface: one layer of anti-scratch coating is plated on the surface of automobile die, dry anti-scratch coating, the automobile die that obtains that treated, the addition of anti-scratch coating, the anti-scratch ability of automobile die is further increased, the present invention is ingenious in design, and method is reasonable, surface peening effect is good, is suitble to promote.
Description
Technical field
The present invention relates to automobile die fields, more particularly to a kind of molding of automobile die and surface Hardening Treatment technique.
Background technique
The forming method of automobile die is a kind of method of the part for automobile in in-mold molding, existing method at
Part quality is not high after type, has often been easy flaw, and does not also pay attention to the maintenance to mold, so that mold largely be lost.
Mold is as precise machining equipment, in continuous processing, especially stamping die, in continuous impacting with high pressure
Under, surface scratch easy to form, scratch is easy to impact workpiece, for this purpose, the present invention proposes automobile die surface peening
Processing method.
Summary of the invention
Based on this, it is necessary to a kind of molding of automobile die and surface Hardening Treatment technique are provided, to solve the above problems.
A kind of automobile die moulding process comprising step used below:
(1) the case where material strip, design material strip, is understood, understands the tolerance of part, material property, punching machine ton
Position, press bolster, jig frequency per minute, feed direction, feed level, the requirement of mould thickness, stock utilization, die life；
(2) correct die casting parameter is determined, the material and designed material strip provided according to client carries out parameter to mold
Setting；
(3) mold is modified, needs to check mold and modified according to the parameter of die casting；
(4) die trial is carried out, die trial is carried out with the mold trimmed according to the parameter set；
(5) local directed complete set is carried out according to the effect of die trial, part is carried out to mold according to the effect of die trial after the completion of die trial
On adjustment；
(6) die cast is carried out to mold, added raw materials into the mold of preheating, then apply pressure, raw material to compression leg
It melts at high temperature under high pressure, and type chamber is entered by the running gate system of mold, gradually hardened forming；
(7) mold is cleared up, it is cooling to part after mold molding, part is taken out out of mold, then mold is carried out clear
Reason.
A kind of automobile die surface Hardening Treatment technique, comprising the following steps:
(1) automobile die surface clean: being first 2.0~3.0% sodium carbonate caustic dip vapour with concentration to remove grease stain
Vehicle 15~25min of mold, temperature is 80~85 DEG C when cleaning；It then is 4.2~5.0% dilute sulphur in concentration for scale removal
20~25min is cleaned in acid；Automobile die is successively put into again in acetone soln, ethanol solution and deionized water ultrasound 40~
45min, to improve automobile die surface-active, drying is stand-by；
(2) automobile die surface preparation: the automobile die in (1) being put into normalizing furnace and carries out normalized treatment, 650~
1~2 hour or so is kept the temperature at 750 DEG C；It is quenched again after taking-up, is sent into heat-treatment furnace and is heated to 550~650 DEG C,
And keep the temperature 1~2 hour；Then, cooling with quenching oil, quenched part is sent into tempering furnace and is heated at 700~800 DEG C
High tempering processing is carried out, keeps the temperature 1~2 hour, then in 125~135 DEG C of progress lonneals, keeps the temperature 4~5 hours；
(3) automobile die room temperature cooling is to room temperature；
(4) carburizing: automobile die is heated to 900~980 DEG C, at heat preservation in carburizer in gaseous carburizing medium
Reason 3~4 hours is cooled to 120 DEG C, keeps the temperature 15~20 hours, is then cooled to room temperature；
(5) plated film on automobile die surface: plating one layer of anti-scratch coating on the surface of automobile die, dry anti-scratch coating,
The automobile die that obtains that treated.
The beneficial effects of the present invention are: being heated to 900 in gaseous carburizing medium in carburizer by automobile die
~980 DEG C, isothermal holding 3~4 hours, 120 DEG C are cooled to, 15~20 hours is kept the temperature, is then cooled to room temperature, vapour can be improved
The intensity of vehicle mold passes through the plated film on automobile die surface: plating one layer of anti-scratch coating on the surface of automobile die, dries anti-scratch
Coating, the automobile die that obtains that treated, the addition of anti-scratch coating further increase the anti-scratch ability of automobile die, the present invention
Ingenious in design, method is reasonable, and surface peening effect is good, is suitble to promote.
Specific embodiment
The preferred embodiments of the present invention will be described in detail below so that advantages and features of the invention can be easier to by
It will be appreciated by those skilled in the art that so as to make a clearer definition of the protection scope of the present invention.
A kind of automobile die moulding process comprising step used below:
(1) the case where material strip, design material strip, is understood, understands the tolerance of part, material property, punching machine ton
Position, press bolster, jig frequency per minute, feed direction, feed level, the requirement of mould thickness, stock utilization, die life；
(2) correct die casting parameter is determined, the material and designed material strip provided according to client carries out parameter to mold
Setting；
(3) mold is modified, needs to check mold and modified according to the parameter of die casting；
(4) die trial is carried out, die trial is carried out with the mold trimmed according to the parameter set；
(5) local directed complete set is carried out according to the effect of die trial, part is carried out to mold according to the effect of die trial after the completion of die trial
On adjustment；
(6) die cast is carried out to mold, added raw materials into the mold of preheating, then apply pressure, raw material to compression leg
It melts at high temperature under high pressure, and type chamber is entered by the running gate system of mold, gradually hardened forming；
(7) mold is cleared up, it is cooling to part after mold molding, part is taken out out of mold, then mold is carried out clear
Reason.
A kind of automobile die surface Hardening Treatment technique, comprising the following steps:
(1) automobile die surface clean: being first 2.0~3.0% sodium carbonate caustic dip vapour with concentration to remove grease stain
Vehicle 15~25min of mold, temperature is 80~85 DEG C when cleaning；It then is 4.2~5.0% dilute sulphur in concentration for scale removal
20~25min is cleaned in acid；Automobile die is successively put into again in acetone soln, ethanol solution and deionized water ultrasound 40~
45min, to improve automobile die surface-active, drying is stand-by；
(2) automobile die surface preparation: the automobile die in (1) being put into normalizing furnace and carries out normalized treatment, 650~
1~2 hour or so is kept the temperature at 750 DEG C；It is quenched again after taking-up, is sent into heat-treatment furnace and is heated to 550~650 DEG C,
And keep the temperature 1~2 hour；Then, cooling with quenching oil, quenched part is sent into tempering furnace and is heated at 700~800 DEG C
High tempering processing is carried out, keeps the temperature 1~2 hour, then in 125~135 DEG C of progress lonneals, keeps the temperature 4~5 hours；
(3) automobile die room temperature cooling is to room temperature；
(4) carburizing: automobile die is heated to 900~980 DEG C, at heat preservation in carburizer in gaseous carburizing medium
Reason 3~4 hours is cooled to 120 DEG C, keeps the temperature 15~20 hours, is then cooled to room temperature；
(5) plated film on automobile die surface: plating one layer of anti-scratch coating on the surface of automobile die, dry anti-scratch coating,
The automobile die that obtains that treated.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (2)
1. a kind of automobile die moulding process, which is characterized in that it includes step used below:
(1) the case where material strip, design material strip, is understood, understands the tolerance of part, material property, punching machine tonnage, punching
Table face, jig frequency per minute, feed direction, feed level, the requirement of mould thickness, stock utilization, die life；
(2) correct die casting parameter is determined, the material and designed material strip provided according to client carries out parameter to mold and set
It sets；
(3) mold is modified, needs to check mold and modified according to the parameter of die casting；
(4) die trial is carried out, die trial is carried out with the mold trimmed according to the parameter set；
(5) local directed complete set is carried out according to the effect of die trial, mold is carried out on part according to the effect of die trial after the completion of die trial
Adjustment；
(6) die cast is carried out to mold, added raw materials into the mold of preheating, then apply pressure to compression leg, raw material is in height
It is melted under warm high pressure, and type chamber is entered by the running gate system of mold, gradually hardened forming；
(7) mold is cleared up, it is cooling to part after mold molding, part is taken out out of mold, then mold is cleared up.
2. a kind of automobile die surface Hardening Treatment technique, which comprises the following steps:
(1) automobile die surface clean: being first 2.0~3.0% sodium carbonate caustic dip automobile moulds with concentration to remove grease stain
Has 15~25min, temperature is 80~85 DEG C when cleaning；It then is in 4.2~5.0% dilute sulfuric acids in concentration for scale removal
Clean 20~25min；Automobile die is successively put into 40~45min of ultrasound in acetone soln, ethanol solution and deionized water again,
To improve automobile die surface-active, drying is stand-by；
(2) automobile die surface preparation: the automobile die in (1) being put into normalizing furnace and carries out normalized treatment, and 650~750
1~2 hour or so is kept the temperature at DEG C；It is quenched again after taking-up, is sent into heat-treatment furnace and is heated to 550~650 DEG C, and protect
Temperature 1~2 hour；Then, cooling with quenching oil, quenched part is sent into tempering furnace and is heated to carry out at 700~800 DEG C
High tempering processing, keeps the temperature 1~2 hour, then in 125~135 DEG C of progress lonneals, keeps the temperature 4~5 hours；
(3) automobile die room temperature cooling is to room temperature；
(4) carburizing: automobile die is heated to 900~980 DEG C in carburizer in gaseous carburizing medium, and isothermal holding 3~
4 hours, 120 DEG C are cooled to, 15~20 hours is kept the temperature, is then cooled to room temperature；
(5) plated film on automobile die surface: one layer of anti-scratch coating is plated on the surface of automobile die, anti-scratch coating is dried, obtains
Treated automobile die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811578603.4A CN109468578A (en) | 2018-12-24 | 2018-12-24 | A kind of molding of automobile die and surface Hardening Treatment technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811578603.4A CN109468578A (en) | 2018-12-24 | 2018-12-24 | A kind of molding of automobile die and surface Hardening Treatment technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109468578A true CN109468578A (en) | 2019-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811578603.4A Pending CN109468578A (en) | 2018-12-24 | 2018-12-24 | A kind of molding of automobile die and surface Hardening Treatment technique |
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| Country | Link |
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| CN (1) | CN109468578A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110317930A (en) * | 2019-07-30 | 2019-10-11 | 河源市兴达源模具有限公司 | A kind of automobile die method for surface hardening |
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| CN104985155A (en) * | 2015-06-24 | 2015-10-21 | 东莞鸿图精密压铸有限公司 | Method for producing complex die-cast product with inclined holes by utilization of embedded inserts |
| CN108907005A (en) * | 2018-06-25 | 2018-11-30 | 江苏卡明模具有限公司 | A kind of forming method of automobile die |
| CN109023392A (en) * | 2018-10-15 | 2018-12-18 | 滁州市志航精密模具科技有限公司 | Automobile die method for surface hardening |
-
2018
- 2018-12-24 CN CN201811578603.4A patent/CN109468578A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020170697A1 (en) * | 2000-11-02 | 2002-11-21 | Keiji Nakahara | Method of manufacturing lightweight high-strength member |
| CN1709612A (en) * | 2004-06-17 | 2005-12-21 | 创宇科技工业股份有限公司 | Superthin-wall aluminium-alloy high-speed pressure casting method |
| CN101761266A (en) * | 2008-10-24 | 2010-06-30 | 吴江市天龙机械有限公司 | Die-casting process method for aluminum alloy handle |
| JP2012250273A (en) * | 2011-06-06 | 2012-12-20 | Kodama Imono Kk | Method for manufacturing aluminum die casting by cast iron die |
| CN104985155A (en) * | 2015-06-24 | 2015-10-21 | 东莞鸿图精密压铸有限公司 | Method for producing complex die-cast product with inclined holes by utilization of embedded inserts |
| CN108907005A (en) * | 2018-06-25 | 2018-11-30 | 江苏卡明模具有限公司 | A kind of forming method of automobile die |
| CN109023392A (en) * | 2018-10-15 | 2018-12-18 | 滁州市志航精密模具科技有限公司 | Automobile die method for surface hardening |
Non-Patent Citations (1)
| Title |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110317930A (en) * | 2019-07-30 | 2019-10-11 | 河源市兴达源模具有限公司 | A kind of automobile die method for surface hardening |
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Application publication date: 20190315 |