CN107937837A - A kind of manufacture method of high-performance Pharmic die - Google Patents
A kind of manufacture method of high-performance Pharmic die Download PDFInfo
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- CN107937837A CN107937837A CN201711150685.8A CN201711150685A CN107937837A CN 107937837 A CN107937837 A CN 107937837A CN 201711150685 A CN201711150685 A CN 201711150685A CN 107937837 A CN107937837 A CN 107937837A
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- 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
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
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- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/002—Heat treatment of ferrous alloys containing Cr
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- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
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- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
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- 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
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
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- 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
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
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- 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
- C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
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- 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
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- 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
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- 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
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- 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
- C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
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- 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
- C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
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- 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
- C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
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- Metallurgy (AREA)
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- Crystallography & Structural Chemistry (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses a kind of manufacture method of high-performance Pharmic die, include the following steps：（1）Raw material melting,（2）Annealing,（3）Primary quenching processing,（4）Secondary quenching processing,（5）Temper,（6）Cool down grinding process.Mould produced by the present invention has processing and manufacturing precision well, its yield rate cast can lift 3 ~ 5 percentage points, and the service life can improve more than 25%, have good value for applications.
Description
Technical field
The invention belongs to mould processing and manufacturing technology, and in particular to a kind of manufacture method of high-performance Pharmic die.
Background technology
At present, many mechanical parts are all produced by mould, and mould is as field of machining
Important element, due to its advantage in terms of cost is produced and processed, has had become product, the first choice of part processing.
Mould, is exactly the instrument for shaped article or part briefly.According to the difference of shaped article, mould is divided into metal
Mould and nonmetal mould, metal die are typically all to be formed by casting, raw material used in it and to the processing of raw material at
Reason method and the quality that later stage die casting produces are closely bound up, and when many medicines produce, mould is also highly important life
Production instrument, in order to lift the processing of mould using quality, it is necessary to constantly be improved above-mentioned technique.
The content of the invention
The purpose of the present invention is for it is existing the problem of, there is provided a kind of manufacture method of high-performance Pharmic die.
The present invention is achieved by the following technical solutions：
A kind of manufacture method of high-performance Pharmic die, includes the following steps：
（1）Raw material melting：
Raw material is put into progress melting processing in smelting furnace jointly by corresponding part by weight, after the completion of draw casting and cool down and must mix
Compound is spare；The mixture contains following component by percentage to the quality：C：0.9~1.3%、Si：1.1~1.7%、Mn：0.5
~1.6%、S：0.07~0.09%、Cr：7~9%、Mo：0.4~0.6%、Al：0.1~0.15%、K：0.2~0.5%、Sn：0.15~0.3%、
La：0.03~0.05%、Yb：0.01 ~ 0.04%, surplus is iron and inevitable impurity；
（2）Annealing：
To step（1）The mixture of gained is made annealing treatment, control annealing temperature be 880 ~ 920 DEG C, after the completion of it is spare；
（3）Primary quenching processing：
To step（2）Mixture after processing carries out primary quenching processing, and the temperature for controlling quenching is 1000 ~ 1100 DEG C, is completed
It is spare afterwards；
（4）Secondary quenching processing：
To step（3）Mixture after processing carries out secondary quenching processing, and the temperature for controlling quenching is 980 ~ 990 DEG C, after the completion of
It is spare；
（5）Temper：
To step（4）Mixture after processing carries out temper, and the temperature for controlling tempering is 700 ~ 740 DEG C, after the completion of it is spare；
（6）Cool down grinding process：
By step（5）Mixture after processing gets product mould after carrying out grinding process again after being cooled to room temperature.
Further, step（1）Described in mixture also contain Cu by percentage to the quality：0.15~0.45%.
Further, step（1）Described in mixture also contain V by percentage to the quality：0.2~0.5%.
Further, step（2）Described in the temperature annealed be preferably 900 DEG C.
Further, step（3）Described in the temperature that quenches be preferably 1050 DEG C.
Further, step（4）Described in the temperature that quenches be preferably 985 DEG C.
Further, step（5）Described in the temperature that is tempered be preferably 720 DEG C.
Further, step（6）Described in grinding process be to carry out mechanical grinding processing with emery wheel.
The present invention has the following advantages compared with prior art：
The present invention has carried out special Optimal improvements to the preparation process of mould processing, wherein first on the raw material components used in it
Rational adjustment collocation is carried out, K, Sn element of addition can play iron liquid catharsis, while can also promote flake graphite
Change to quasiflake graphite or even globular graphite, refined crystalline structure, improved wearability, intensity of material entirety etc., add
La, the Yb added can cooperate with the using effect of enhancing K, Sn element, while La, Yb element can also improve the metallographic structure knot of raw material
Structure, improves its heatproof, impact resistance characteristic, and under the common mating reaction of each element component, mold manufacturing has been effectively ensured
Material basis, and special working process operation has been carried out to mould, the quenching processing technology twice that uniqueness is set can be shown
The hardness and thermal shock resistance of lifting mould are write, further improves the use quality of mould.In the common of each processing step
Under mating reaction, mould produced by the present invention has processing and manufacturing precision well, its yield rate cast can lift 3 ~ 5 hundred
Branch, service life can improve more than 25%, have good value for applications.
Embodiment
Embodiment 1
A kind of manufacture method of high-performance Pharmic die, includes the following steps：
（1）Raw material melting：
Raw material is put into progress melting processing in smelting furnace jointly by corresponding part by weight, after the completion of draw casting and cool down and must mix
Compound is spare；The mixture contains following component by percentage to the quality：C：0.9%、Si：1.1%、Mn：0.5%、S：
0.07%、Cr：7%、Mo：0.4%、Al：0.1%、K：0.2%、Sn：0.15%、La：0.03%、Yb：0.01%, surplus is iron and can not
The impurity avoided；
（2）Annealing：
To step（1）The mixture of gained is made annealing treatment, control annealing temperature be 880 DEG C, after the completion of it is spare；
（3）Primary quenching processing：
To step（2）Mixture after processing carries out primary quenching processing, and the temperature for controlling quenching is 1000 DEG C, after the completion of it is standby
With；
（4）Secondary quenching processing：
To step（3）Mixture after processing carries out secondary quenching processing, and the temperature for controlling quenching is 980 DEG C, after the completion of it is spare；
（5）Temper：
To step（4）Mixture after processing carries out temper, and the temperature for controlling tempering is 700 DEG C, after the completion of it is spare；
（6）Cool down grinding process：
By step（5）Mixture after processing gets product mould after carrying out grinding process again after being cooled to room temperature.
Further, step（1）Described in mixture also contain Cu by percentage to the quality：0.15%.
Further, step（1）Described in mixture also contain V by percentage to the quality：0.2%.
Further, step（6）Described in grinding process be to carry out mechanical grinding processing with emery wheel.
Embodiment 2
A kind of manufacture method of high-performance Pharmic die, includes the following steps：
（1）Raw material melting：
Raw material is put into progress melting processing in smelting furnace jointly by corresponding part by weight, after the completion of draw casting and cool down and must mix
Compound is spare；The mixture contains following component by percentage to the quality：C：1.2%、Si：1.4%、Mn：1.1%、S：
0.08%、Cr：8%、Mo：0.5%、Al：0.13%、K：0.4%、Sn：0.22%、La：0.04%、Yb：0.03%, surplus is iron and can not
The impurity avoided；
（2）Annealing：
To step（1）The mixture of gained is made annealing treatment, control annealing temperature be 900 DEG C, after the completion of it is spare；
（3）Primary quenching processing：
To step（2）Mixture after processing carries out primary quenching processing, and the temperature for controlling quenching is 1050 DEG C, after the completion of it is standby
With；
（4）Secondary quenching processing：
To step（3）Mixture after processing carries out secondary quenching processing, and the temperature for controlling quenching is 985 DEG C, after the completion of it is spare；
（5）Temper：
To step（4）Mixture after processing carries out temper, and the temperature for controlling tempering is 720 DEG C, after the completion of it is spare；
（6）Cool down grinding process：
By step（5）Mixture after processing gets product mould after carrying out grinding process again after being cooled to room temperature.
Further, step（1）Described in mixture also contain Cu by percentage to the quality：0.30%.
Further, step（1）Described in mixture also contain V by percentage to the quality：0.35%.
Further, step（6）Described in grinding process be to carry out mechanical grinding processing with emery wheel.
Embodiment 3
A kind of manufacture method of high-performance Pharmic die, includes the following steps：
（1）Raw material melting：
Raw material is put into progress melting processing in smelting furnace jointly by corresponding part by weight, after the completion of draw casting and cool down and must mix
Compound is spare；The mixture contains following component by percentage to the quality：C：1.3%、Si： 1.7%、Mn：1.6%、S：
0.09%、Cr：9%、Mo：0.6%、Al：0.15%、K：0.5%、Sn：0.3%、La：0.05%、Yb：0.04%, surplus is iron and can not
The impurity avoided；
（2）Annealing：
To step（1）The mixture of gained is made annealing treatment, control annealing temperature be 920 DEG C, after the completion of it is spare；
（3）Primary quenching processing：
To step（2）Mixture after processing carries out primary quenching processing, and the temperature for controlling quenching is 1100 DEG C, after the completion of it is standby
With；
（4）Secondary quenching processing：
To step（3）Mixture after processing carries out secondary quenching processing, and the temperature for controlling quenching is 990 DEG C, after the completion of it is spare；
（5）Temper：
To step（4）Mixture after processing carries out temper, and the temperature for controlling tempering is 740 DEG C, after the completion of it is spare；
（6）Cool down grinding process：
By step（5）Mixture after processing gets product mould after carrying out grinding process again after being cooled to room temperature.
Further, step（1）Described in mixture also contain Cu by percentage to the quality：0.45%.
Further, step（1）Described in mixture also contain V by percentage to the quality：0.5%.
Further, step（6）Described in grinding process be to carry out mechanical grinding processing with emery wheel.
Find that the Foundry Production yield rate of mould produced by the present invention is than existing methods by the production operation of continuous 1 year
3 ~ 5 percentage points are improved, carries out finding that its service life improves more than 25% during life experiment, reduces the manufacturing well
Cost, improves economic benefit, has good practical value.
Claims (8)
1. a kind of manufacture method of high-performance Pharmic die, it is characterised in that include the following steps：
（1）Raw material melting：
Raw material is put into progress melting processing in smelting furnace jointly by corresponding part by weight, after the completion of draw casting and cool down and must mix
Compound is spare；The mixture contains following component by percentage to the quality：C：0.9~1.3%、Si：1.1~1.7%、Mn：0.5
~1.6%、S：0.07~0.09%、Cr：7~9%、Mo：0.4~0.6%、Al：0.1~0.15%、K：0.2~0.5%、Sn：0.15~0.3%、
La：0.03~0.05%、Yb：0.01 ~ 0.04%, surplus is iron and inevitable impurity；
（2）Annealing：
To step（1）The mixture of gained is made annealing treatment, control annealing temperature be 880 ~ 920 DEG C, after the completion of it is spare；
（3）Primary quenching processing：
To step（2）Mixture after processing carries out primary quenching processing, and the temperature for controlling quenching is 1000 ~ 1100 DEG C, is completed
It is spare afterwards；
（4）Secondary quenching processing：
To step（3）Mixture after processing carries out secondary quenching processing, and the temperature for controlling quenching is 980 ~ 990 DEG C, after the completion of
It is spare；
（5）Temper：
To step（4）Mixture after processing carries out temper, and the temperature for controlling tempering is 700 ~ 740 DEG C, after the completion of it is spare；
（6）Cool down grinding process：
By step（5）Mixture after processing gets product mould after carrying out grinding process again after being cooled to room temperature.
A kind of 2. manufacture method of high-performance Pharmic die according to claim 1, it is characterised in that step（1）Middle institute
State mixture and also contain Cu by percentage to the quality：0.15~0.45%.
A kind of 3. manufacture method of high-performance Pharmic die according to claim 1, it is characterised in that step（1）Middle institute
State mixture and also contain V by percentage to the quality：0.2~0.5%.
A kind of 4. manufacture method of high-performance Pharmic die according to claim 1, it is characterised in that step（2）Middle institute
The temperature for stating annealing is preferably 900 DEG C.
A kind of 5. manufacture method of high-performance Pharmic die according to claim 1, it is characterised in that step（3）Middle institute
The temperature for stating quenching is preferably 1050 DEG C.
A kind of 6. manufacture method of high-performance Pharmic die according to claim 1, it is characterised in that step（4）Middle institute
The temperature for stating quenching is preferably 985 DEG C.
A kind of 7. manufacture method of high-performance Pharmic die according to claim 1, it is characterised in that step（5）Middle institute
The temperature for stating tempering is preferably 720 DEG C.
A kind of 8. manufacture method of high-performance Pharmic die according to claim 1, it is characterised in that step（6）Middle institute
It is to carry out mechanical grinding processing with emery wheel to state grinding process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711150685.8A CN107937837A (en) | 2017-11-18 | 2017-11-18 | A kind of manufacture method of high-performance Pharmic die |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711150685.8A CN107937837A (en) | 2017-11-18 | 2017-11-18 | A kind of manufacture method of high-performance Pharmic die |
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| Publication Number | Publication Date |
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| CN107937837A true CN107937837A (en) | 2018-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711150685.8A Pending CN107937837A (en) | 2017-11-18 | 2017-11-18 | A kind of manufacture method of high-performance Pharmic die |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117660734A (en) * | 2024-01-31 | 2024-03-08 | 成都先进金属材料产业技术研究院股份有限公司 | Cold work die steel surface strengthening treatment method and cold work die steel |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103403207A (en) * | 2011-02-21 | 2013-11-20 | 日立金属株式会社 | Manufacturing method for cold-working die |
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2017
- 2017-11-18 CN CN201711150685.8A patent/CN107937837A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103403207A (en) * | 2011-02-21 | 2013-11-20 | 日立金属株式会社 | Manufacturing method for cold-working die |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117660734A (en) * | 2024-01-31 | 2024-03-08 | 成都先进金属材料产业技术研究院股份有限公司 | Cold work die steel surface strengthening treatment method and cold work die steel |
| CN117660734B (en) * | 2024-01-31 | 2024-06-04 | 成都先进金属材料产业技术研究院股份有限公司 | Cold work die steel surface strengthening treatment method and cold work die steel |
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