CN109898007A - A kind of preparation method of mould steel - Google Patents
A kind of preparation method of mould steel Download PDFInfo
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- CN109898007A CN109898007A CN201711286716.2A CN201711286716A CN109898007A CN 109898007 A CN109898007 A CN 109898007A CN 201711286716 A CN201711286716 A CN 201711286716A CN 109898007 A CN109898007 A CN 109898007A
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- hot rolling
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Abstract
The present invention provides a kind of preparation method of mould steel, it is characterised in that: the following steps are included: including (a) electric furnace smelting；(b) external refining；(c) vacuum outgas；D) electroslag remelting；It is sent into electroslag remelting device and is handled；(e) hot rolling cogging；It is sent into hot rolling continuous apparatus and carries out cogging；The hot rolling continuous apparatus includes pre-add hot stove, transport platform, roller mill and the reheating furnace set gradually；Safety box is wherein equipped between preheating furnace and the transport platform；Radiator is equipped in the safety box；It wherein pricks on roller machine and is successively arranged several roller assemblies, wherein the top of each roller assembly, which is equipped with to adjust, stablizes component；Rotating cabin is wherein equipped at the discharging of reheating furnace；Several universal wheels are equipped in the rotating cabin.The beneficial effects of the present invention are: design is rationally, and it is highly-safe, it can be improved the performance of mould steel and easy to operate, guarantee processing effect, raising working efficiency.
Description
Technical field
The present invention relates to a kind of preparation methods of mould steel.
Background technique
Mould steel is the steel grade for manufacturing the molds such as cold-punching mould, hot-forging die, compression mod.Mold is machine-building, radio instrument
The main machining tool of part is manufactured in the industrial departments such as table, motor, electric appliance.Preparation method currently used for processing mold steel is set
Count unreasonable, the size of the mould steel of hot-roll forming is inconsistent, and operating process design is not scientific, influences the efficiency and matter of processing
Amount.
Summary of the invention
The present invention provides a kind of preparation method of mould steel, and design is rationally, highly-safe, can be improved the performance of mould steel
And it is easy to operate, guarantee processing effect, improves working efficiency.
The present invention is achieved by the following technical solutions: a kind of preparation method of mould steel, it is characterised in that: including with
Lower step: including (a) electric furnace smelting；Smelting furnace material is sent into electric furnace and smelt, temperature is at 1650-1750 DEG C；
(b) molten steel is poured into ladle feeding refining furnace and heated by external refining, and temperature is at 1100-1250 DEG C；
(c) vacuum outgas: above-mentioned ladle is sent into vacuum degasser and carries out Fruit storage；
(d) electroslag remelting；It is sent into electroslag remelting device and is handled；(e) hot rolling cogging；It is sent into hot rolling continuous apparatus and carries out
Cogging；
The hot rolling continuous apparatus includes pre-add hot stove, transport platform, roller mill and the reheating furnace set gradually；It is wherein described pre-
Safety box is equipped between heating furnace and transport platform；Radiator is equipped in the safety box；The side of the transport platform is successively set
There are driving lever and conveying storehouse, the conveying storehouse is equipped with several delivery wheels；It wherein pricks on roller machine and is successively arranged several roll stacks
Part, wherein the top of each roller assembly, which is equipped with to adjust, stablizes component；Rotating cabin is wherein equipped at the discharging of reheating furnace；
Several universal wheels are equipped in the rotating cabin；Wherein the stable regulation component includes the tune being fixed on above the roller mill
Nodal axisn；Several slide plates are successively arranged in the adjustment axis；Wherein the slide plate is equipped with cylinder, the cylinder axis connection of the cylinder
Matching board；Wherein the matching board is equipped with to tight frame；It is described several spring levers are passed sequentially through to tight frame to be connect with contact roller
It is fixed；
First mould steel feeding pre-add hot stove is preheated, is then sent into transport platform by safety box, due on safety box
It equipped with transformer device is stablized, can be radiated in time using radiator to mould steel, then by driving lever, according to the rules
Requirement quantity by mould steel dial in conveying storehouse in, by conveying storehouse in delivery wheel, be sent in roller mill, pass through roll stacks
Part carries out roll processing to it, and the cylinder on stable regulation component drives matching board downward at the same time, makes spring lever band dynamic pressure
Bearing up pulley compresses mould steel, and spring lever improves tensile force, during guaranteeing that roller assembly rolls mould steel
Stability is finally sent into reheating furnace and carries out reheating operation, and the mould steel after heating is sent into the rotating cabin in rotation, is carried out
Phase mutual friction removes the burr dust on surface etc..
(f) it anneals.
A further improvement of the present invention is that: one end of the rotating cabin by slip ring sliding be fixed on it is described again plus
In hot stove, the fitness and accuracy of operation feeding are improved.
A further improvement of the present invention is that: the electroslag remelting device in step (d) includes safety board, wherein the safety
Platform is equipped with safety collar, wherein being cased with refining slag crystallization storehouse in the safety collar；Wherein one end of electrode column is placed in the refining slag knot
In brilliant storehouse and the other end connects support arm；Wherein connection support arm is equipped with power supply module compatible with the electrode column；Its
Described in support arm sliding be fixed on column spinner；The top of the column spinner is equipped with gear；Driving motor and gear rotation connect
It connects；The end of the both ends connection disassembling bar of the column spinner, the removal rod is rotatablely connected adaptor ring；Wherein each adaptor ring with
Gear engagement；The top in the refining slag crystallization storehouse is equipped with safety guard；The both ends of the safety guard are fixed on the safety collar；It is logical
It crosses power supply module to be powered to electrode column, operates it in refining slag crystallization storehouse to steel ingot, during operation
Flue gas etc. can be generated, is blocked using safety guard；Being rotated simultaneously using driving motor by gear drives adaptor ring to rotate, this
Sample can be finely adjusted the angle of column spinner, to adjust the position of electrode column.
A further improvement of the present invention is that: the furnace charge includes by weight percentage: C:0.89-1.05；Mo:
1.80-2.10；Cr:7.50-8.50；V:0.20-0.35；Mn:0.10-0.45；Si:0.80-1.10；P≤0.025；S≤
0.02。
The beneficial effects of the present invention are: design is rationally, and it is highly-safe, it can be improved the performance of mould steel and easy to operate,
Guarantee processing effect, improves working efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of draw-off gear of the present invention；
Fig. 2 is the partial enlarged view of a in Fig. 1；
Fig. 3 is electroslag remelting device structural schematic diagram of the invention.
Specific embodiment
The present invention is described in further detail by 1-3 with reference to the accompanying drawing:
The preparation method of a kind of mould steel of the present embodiment, comprising the following steps: include (a) electric furnace smelting；Smelting furnace material is sent
Enter and carry out being smelted in electric furnace, temperature is at 1650-1750 DEG C；
(b) molten steel is poured into ladle feeding refining furnace and heated by external refining, and temperature is at 1100-1250 DEG C；The furnace charge packet
It includes by weight percentage: C:0.89-1.05；Mo:1.80-2.10；Cr:7.50-8.50；V:0.20-0.35；Mn:0.10-
0.45；Si:0.80-1.10；P≤0.025；S≤0.02.
(c) vacuum outgas: above-mentioned ladle is sent into vacuum degasser and carries out Fruit storage；
(d) electroslag remelting；It is sent into electroslag remelting device and is handled；Electroslag remelting device includes safety board 1-1, wherein described
Safety board 1-1 is equipped with safety collar 1-2, wherein being cased with refining slag crystallization storehouse 1-3 in the safety collar 1-2；Wherein electrode column 1-4
One end is placed in the refining slag crystallization storehouse 1-3 and other end connection support arm 1-5；Wherein connection support arm 1-5 is equipped with and institute
State the compatible power supply module 1-6 of electrode column 1-4；Wherein the support arm 1-5 sliding is fixed on column spinner 1-7；The rotation
The top of rotary column 1-7 is equipped with gear 1-8；Driving motor 1-9 and gear 1-8 is rotatablely connected；The both ends of the column spinner 1-7 connect
The end of removal rod 1-10, the removal rod 1-10 are rotatablely connected adaptor ring 1-11；Wherein each adaptor ring 1-11 and gear 1-8
Engagement；The top of the refining slag crystallization storehouse 1-3 is equipped with safety guard 1-12；The both ends of the safety guard 1-12 are fixed on the safety
On ring 1-2.It is powered by power supply module 1-6 to electrode column 1-4, grasps it in refining slag crystallization storehouse 1-3 to steel ingot
Make, due to operation during can generate flue gas etc., blocked using safety guard 1-12；Driving motor 1-9 passes through gear 1-8
Rotation drives adaptor ring 1-11 rotation, can be finely adjusted in this way to the angle of column spinner 1-7, to adjust electrode column 1-4
Position；It is easily finely adjusted, guarantees the quality and highly-safe of processing, improve the reliability of operation.
(e) hot rolling cogging；It is sent into hot rolling continuous apparatus and carries out cogging；The hot rolling continuous apparatus includes setting gradually
Pre-add hot stove 1, transport platform 2, roller mill 3 and reheating furnace 4；Safety box is wherein equipped between the preheating furnace 1 and transport platform 2
5；Radiator 6 is equipped in the safety box 5；The side of the transport platform 2 is successively arranged driving lever 7 and conveying storehouse 8, the conveying
Storehouse 8 is equipped with several delivery wheels 9；It wherein pricks on roller machine 3 and is successively arranged several roller assemblies 10, wherein each roll
The top of component 10, which is equipped with to adjust, stablizes component；Rotating cabin 11 is wherein equipped at the discharging of reheating furnace 4；In the rotating cabin 11
Equipped with several universal wheels 12；Wherein the stable regulation component includes the adjustment axis 13 for being fixed on 3 top of roller mill；Institute
It states and is successively arranged several slide plates 14 in adjustment axis 13；Wherein the slide plate 14 is equipped with cylinder 15, the cylinder axis of the cylinder 15
Connect matching board 16；Wherein the matching board 16 is equipped with to tight frame 17；It is described that several spring levers are passed sequentially through to tight frame 17
18 are connected and fixed with contact roller 19.
First by mould steel feeding pre-add hot stove 1 preheat, then by safety box 5 be sent into transport platform 2 on, can and
Shi Liyong radiator 6 radiates to mould steel, then by driving lever 7, dials mould steel according to the quantity of the requirement of regulation
Enter to convey in storehouse 8, by the delivery wheel 9 in conveying storehouse 8, is sent in roller mill 3, it is carried out at roll by roller assembly 10
Reason, the cylinder 15 on stable regulation component drives matching board 16 to make spring lever 18 drive contact roller 19 to mould downwards at the same time
Tool steel is compressed, and spring lever 18 improves tensile force, guarantees the stabilization during roller assembly 10 rolls mould steel
Property, it is finally sent into reheating furnace 4 and carries out reheating operation, the mould steel after heating is sent into the rotating cabin 11 in rotation, is carried out
Phase mutual friction removes the burr dust on surface etc..It is high to improve manipulation accuracy, guarantees the effect of hot-roll forming, improves work effect
Rate.
(f) it anneals.
The beneficial effect of the present embodiment is: design is rationally, highly-safe, can be improved the performance of high-speed steel and operation side
Just, working efficiency is improved.
Claims (4)
1. a kind of preparation method of mould steel, it is characterised in that: the following steps are included: including (a) electric furnace smelting；By smelting furnace material
It is sent into electric furnace and smelted, temperature is at 1650-1750 DEG C；
(b) molten steel is poured into ladle feeding refining furnace and heated by external refining, and temperature is at 1100-1250 DEG C；
(c) vacuum outgas: above-mentioned ladle is sent into vacuum degasser and carries out Fruit storage；
(d) electroslag remelting；It is sent into electroslag remelting device and is handled；(e) hot rolling cogging；Be sent into hot rolling continuous apparatus in into
Row cogging；The hot rolling continuous apparatus includes the pre-add hot stove (1) set gradually, transport platform (2), roller mill (3) and reheats
Furnace (4)；Wherein safety box (5) are equipped between the preheating furnace (1) and transport platform (2)；Heat dissipation is equipped in the safety box (5)
Device (6)；The side of the transport platform (2) is successively arranged driving lever (7) and conveying storehouse (8), and the conveying storehouse (8) is equipped with several
A delivery wheel (9)；It wherein pricks on roller machine (3) and is successively arranged several roller assemblies (10), wherein each roller assembly
(10) top, which is equipped with to adjust, stablizes component；Wherein rotating cabin (11) are equipped at the discharging of reheating furnace (4)；The rotating cabin
(11) several universal wheels (12) are equipped in；Wherein the stable regulation component includes being fixed on above the roller mill (3)
Adjustment axis (13)；Several slide plates (14) are successively arranged on the adjustment axis (13)；Wherein the slide plate (14) is equipped with cylinder
(15), the cylinder axis connection matching board (16) of the cylinder (15)；Wherein the matching board (16) is equipped with to tight frame (17)；Institute
It states and several spring levers (18) are passed sequentially through to tight frame (17) is connected and fixed with contact roller (19)；
(f) it anneals.
2. a kind of preparation method of high-speed steel according to claim 1, it is characterised in that: one end of the rotating cabin (11)
It is fixed on the reheating furnace (4) by slip ring (20) sliding.
3. a kind of preparation method of high-speed steel according to claim 1, it is characterised in that: the electroslag remelting in step (d)
Device includes safety board (1-1), wherein the safety board (1-1) is equipped with safety collar (1-2), wherein the safety collar (1-2)
Inside it is cased with refining slag crystallization storehouse (1-3)；Wherein one end of electrode column (1-4) is placed in refining slag crystallization storehouse (1-3) and the other end
It connects support arm (1-5)；Wherein connection support arm (1-5) is equipped with the electrode column (1-4) compatible power supply module (1-
6)；Wherein support arm (1-5) sliding is fixed on column spinner (1-7)；The top of the column spinner (1-7) is equipped with gear
(1-8)；Driving motor (1-9) and gear (1-8) are rotatablely connected；The both ends connection disassembling bar (1-10) of the column spinner (1-7),
The end of the removal rod (1-10) is rotatablely connected adaptor ring (1-11)；Wherein each adaptor ring (1-11) is nibbled with gear (1-8)
It closes；The top of refining slag crystallization storehouse (1-3) is equipped with safety guard (1-12)；The both ends of the safety guard (1-12) are fixed on described
On safety collar (1-2).
4. a kind of preparation method of high-speed steel according to claim 1, it is characterised in that: the furnace charge includes by weight hundred
Divide ratio: C:0.89-1.05；Mo:1.80-2.10；Cr:7.50-8.50；
V:0.20-0.35；Mn:0.10-0.45；Si:0.80-1.10；P≤0.025；S≤0.02.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711286716.2A CN109898007A (en) | 2017-12-07 | 2017-12-07 | A kind of preparation method of mould steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711286716.2A CN109898007A (en) | 2017-12-07 | 2017-12-07 | A kind of preparation method of mould steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109898007A true CN109898007A (en) | 2019-06-18 |
Family
ID=66939455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711286716.2A Pending CN109898007A (en) | 2017-12-07 | 2017-12-07 | A kind of preparation method of mould steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109898007A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111647713A (en) * | 2020-04-29 | 2020-09-11 | 樟树市兴隆高新材料有限公司 | Electroslag treatment system for die steel production |
| CN113523650A (en) * | 2021-05-24 | 2021-10-22 | 江苏兴海特钢有限公司 | Method for processing high-strength corrosion-resistant stainless steel welding material for chemical industry |
| CN115289841A (en) * | 2022-08-01 | 2022-11-04 | 浙江杭真能源科技股份有限公司 | Vacuum steel-making electric furnace |
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| CN203886932U (en) * | 2014-05-28 | 2014-10-22 | 雷亚夫 | High-strength ultra-thin plate rolling mill |
| CN204012139U (en) * | 2014-07-29 | 2014-12-10 | 重庆松普电器有限公司 | Commutator segment flash trimmer |
| CN104294159A (en) * | 2014-08-25 | 2015-01-21 | 张家港市品杰模具材料有限公司 | Novel plastic die steel, preparation and heat treatment technology thereof |
| CN204470276U (en) * | 2015-03-15 | 2015-07-15 | 邯郸市科汇重工机械制造有限公司 | A kind of hot strip rolling treating apparatus |
| CN105886792A (en) * | 2016-06-13 | 2016-08-24 | 重庆钢铁(集团)有限责任公司 | Electroslag remelting system |
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2017
- 2017-12-07 CN CN201711286716.2A patent/CN109898007A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203886932U (en) * | 2014-05-28 | 2014-10-22 | 雷亚夫 | High-strength ultra-thin plate rolling mill |
| CN204012139U (en) * | 2014-07-29 | 2014-12-10 | 重庆松普电器有限公司 | Commutator segment flash trimmer |
| CN104294159A (en) * | 2014-08-25 | 2015-01-21 | 张家港市品杰模具材料有限公司 | Novel plastic die steel, preparation and heat treatment technology thereof |
| CN204470276U (en) * | 2015-03-15 | 2015-07-15 | 邯郸市科汇重工机械制造有限公司 | A kind of hot strip rolling treating apparatus |
| CN105886792A (en) * | 2016-06-13 | 2016-08-24 | 重庆钢铁(集团)有限责任公司 | Electroslag remelting system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111647713A (en) * | 2020-04-29 | 2020-09-11 | 樟树市兴隆高新材料有限公司 | Electroslag treatment system for die steel production |
| CN113523650A (en) * | 2021-05-24 | 2021-10-22 | 江苏兴海特钢有限公司 | Method for processing high-strength corrosion-resistant stainless steel welding material for chemical industry |
| CN115289841A (en) * | 2022-08-01 | 2022-11-04 | 浙江杭真能源科技股份有限公司 | Vacuum steel-making electric furnace |
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Application publication date: 20190618 |