CN106270357A - A kind of automotive hub and casting technique thereof - Google Patents
A kind of automotive hub and casting technique thereof Download PDFInfo
- Publication number
- CN106270357A CN106270357A CN201610786794.8A CN201610786794A CN106270357A CN 106270357 A CN106270357 A CN 106270357A CN 201610786794 A CN201610786794 A CN 201610786794A CN 106270357 A CN106270357 A CN 106270357A
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- China
- Prior art keywords
- wheel hub
- hub
- forging
- casting technique
- automotive hub
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/28—Making machine elements wheels; discs
- B21K1/40—Making machine elements wheels; discs hubs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/002—Hybrid process, e.g. forging following casting
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/10—Cast-iron alloys containing aluminium or silicon
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electroplating Methods And Accessories (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The invention discloses a kind of automotive hub and casting technique thereof, the casting technique of described automotive hub include choosing raw material, pre-forging, tentatively forge, forge again, x-ray inspection, heat treatment, machine finishing, detection and nine steps of application.Additionally, the invention provides a kind of automotive hub, this wheel hub is made up of the casting technique of above-mentioned automotive hub.The casting technique of a kind of automotive hub that the present invention provides can be greatly reinforced the intensity of wheel hub by the method using the present invention, thus ensures the safety of human pilot.The raw material of the automotive hub that the present invention provides is simple and easy to get, cheap, and the wheel hub prepared by the raw material of the present invention easily plates paint, can be greatly prolonged the retention time.
Description
Technical field
The invention belongs to mechanical field, be specifically related to a kind of automotive hub and casting technique thereof.
Background technology
Automotive hub is the wide drum-shaped supporting tire, metal parts that center is contained on axle in automobile tire.According to
The feature of different automobile types and demand, hub surface processes technique also can take different modes, is broadly divided into baking vanish and plating
Two kinds.It is less that the wheel hub of ordinary vehicle type considers in appearance, and thermal diffusivity is well a basic demand, and in technique, basic employing is baked
Paint processes, and the most first sprays then electricity roasting, and cost is both economical and color is beautiful, the retention time permanent, though vehicle scrapping,
The color of wheel hub is the most constant.It is all baking vanish that a lot of popular vehicle hub surfaces process technique, but expensive.Plating wheel hub is again
Divide the types such as the plating of electrosilvering, water power and pure plating.Although electrosilvering and water power plating wheel hub bright are lively, but the retention time
Shorter.
Additionally, the subject matter that existing automotive hub faces also resides in insufficient strength, have a strong impact on the peace of human pilot
Entirely.
Summary of the invention
For the deficiencies in the prior art, present invention is primarily targeted at a kind of automotive hub of offer and casting technique thereof.
For realizing aforementioned invention purpose, the technical solution used in the present invention includes:
A kind of casting technique of automotive hub, it include choosing raw material, pre-forging, tentatively forge, forge again, x-ray inspection, heat
Process, machine finishing, detection and nine steps of application,
Described pre-forging includes raw material being placed in melting in stove until becoming liquid, proceeds to enter in hydrostatic forging machine by liquid afterwards
Row forging prepares blank；
Described preliminary forging includes being placed in by blank in the mould that temperature is 350-450 DEG C forges, and is incubated 3-4h；
Described forging again includes that the material after tentatively forging is placed in the mould of 450-500 DEG C and forges, and is incubated 6-8h, system
Obtain wheel hub blank；
Described x-ray inspection includes using X-ray production apparatus that the wheel hub blank of forging is carried out x-ray inspection, to detect wheel hub blank
Whether there is casting flaw；
Described heat treatment includes putting into wheel hub blank heating 700-750 DEG C in stove, and is incubated 6-8h, standby；
Wheel hub blank after described machine finishing includes heat treatment carries out retrofit, makes the size of wheel hub meet pre-scale
Very little；
Described application includes being polished hub surface, and at its electroplating surface composite, and protect in hub surface spraying
Vernix.
Among some embodiments, described detection includes dynamic balancing detection and air-leakage test.
Among some more specific embodiment, described air-leakage test includes using hydraulic pressure test method to enter wheel hub
Row air-leakage test.
Among some more specifically embodiment, described hydraulic pressure test method includes that it is 0.6-that wheel hub is placed in pressure
Pressurize 60-90s in the water of 0.8MPa, whether observation has bubble to produce at wheel hub place.
Among some embodiments, described in meet material and include aluminium alloy.
Among some embodiments, described raw material includes the following component calculated by weight: 4-5 part carbon, 2-3 part
Silicon, 0.1-0.3 part manganese, 0.05-0.15 part phosphorus, 0.2-0.4 part sulfur, 1-3 part magnesium, 1-2 part stannum and 80-90 part ferrum.
Among some embodiments, described raw material includes the following component calculated by weight: 4.5 parts of carbon, 2.5 parts
Silicon, 0.2 part of manganese, 0.1 part of phosphorus, 0.3 part of sulfur, 2 parts of magnesium, 1.5 parts of stannum and 85 parts of ferrum.
Among some embodiments, described raw material also includes lanthanum, gadolinium and yttrium.
Among some embodiments, described raw material includes the following component calculated by weight: 4-5 part carbon, 2-3 part
Silicon, 0.1-0.3 part manganese, 0.05-0.15 part phosphorus, 0.2-0.4 part sulfur, 1-3 part magnesium, 1-2 part stannum, 0.1-0.3 part lanthanum, 0.2-0.4
Part gadolinium, 0.6-0.8 part yttrium and 80-90 part ferrum.
The invention provides a kind of automotive hub, this wheel hub is made up of the casting technique of above-mentioned automotive hub.
Compared with prior art, the invention have the advantages that
1. the casting technique that the invention provides a kind of automotive hub can be greatly reinforced wheel hub by the method using the present invention
Intensity, thus ensure the safety of human pilot.
2. the raw material of the automotive hub that the present invention provides is simple and easy to get, cheap, and is prepared by the raw material of the present invention
Wheel hub easily plate paint, the retention time can be greatly prolonged.
Detailed description of the invention
In view of deficiency of the prior art, inventor, through studying for a long period of time and putting into practice in a large number, is proposed the present invention's
Technical scheme.In conjunction with some embodiments, this technical scheme, its implementation process and principle etc. will be further explained as follows
Bright.
A kind of casting technique of automotive hub, it include choosing raw material, pre-forging, tentatively forge, forge again, X-ray is visited
Wound, heat treatment, machine finishing, detection and nine steps of application,
Described pre-forging includes raw material being placed in melting in stove until becoming liquid, proceeds to enter in hydrostatic forging machine by liquid afterwards
Row forging prepares blank；
Described preliminary forging includes being placed in by blank in the mould that temperature is 350-450 DEG C forges, and is incubated 3-4h；
Described forging again includes that the material after tentatively forging is placed in the mould of 450-500 DEG C and forges, and is incubated 6-8h, system
Obtain wheel hub blank；
Described x-ray inspection includes using X-ray production apparatus that the wheel hub blank of forging is carried out x-ray inspection, to detect wheel hub blank
Whether there is casting flaw；
Described heat treatment includes putting into wheel hub blank heating 700-750 DEG C in stove, and is incubated 6-8h, standby；
Wheel hub blank after described machine finishing includes heat treatment carries out retrofit, makes the size of wheel hub meet pre-scale
Very little；
Described application includes being polished hub surface, and at its electroplating surface composite, and protect in hub surface spraying
Vernix.
Among some embodiments, described detection includes dynamic balancing detection and air-leakage test.
Among some more specific embodiment, described air-leakage test includes using hydraulic pressure test method to enter wheel hub
Row air-leakage test.
Among some more specifically embodiment, described hydraulic pressure test method includes that it is 0.6-that wheel hub is placed in pressure
Pressurize 60-90s in the water of 0.8MPa, whether observation has bubble to produce at wheel hub place.
Among some embodiments, described in meet material and include aluminium alloy.
Among some embodiments, described raw material includes the following component calculated by weight: 4-5 part carbon, 2-3 part
Silicon, 0.1-0.3 part manganese, 0.05-0.15 part phosphorus, 0.2-0.4 part sulfur, 1-3 part magnesium, 1-2 part stannum and 80-90 part ferrum.
Among some embodiments, described raw material includes the following component calculated by weight: 4.5 parts of carbon, 2.5 parts
Silicon, 0.2 part of manganese, 0.1 part of phosphorus, 0.3 part of sulfur, 2 parts of magnesium, 1.5 parts of stannum and 85 parts of ferrum.
Among some embodiments, described raw material also includes lanthanum, gadolinium and yttrium.
Among some embodiments, described raw material includes the following component calculated by weight: 4-5 part carbon, 2-3 part
Silicon, 0.1-0.3 part manganese, 0.05-0.15 part phosphorus, 0.2-0.4 part sulfur, 1-3 part magnesium, 1-2 part stannum, 0.1-0.3 part lanthanum, 0.2-0.4
Part gadolinium, 0.6-0.8 part yttrium and 80-90 part ferrum.
The invention provides a kind of automotive hub, this wheel hub is made up of the casting technique of above-mentioned automotive hub.
Embodiment 1
A kind of casting technique of automotive hub, it include choosing raw material, pre-forging, tentatively forge, forge again, x-ray inspection, heat
Process, machine finishing, detection and nine steps of application,
Described pre-forging includes raw material being placed in melting in stove until becoming liquid, proceeds to enter in hydrostatic forging machine by liquid afterwards
Row forging prepares blank；
Described preliminary forging includes being placed in by blank in the mould that temperature is 350 DEG C forges, and is incubated 3h；
Described forging again includes that the material after tentatively forging is placed in the mould of 450 DEG C and forges, and is incubated 6h, prepares wheel hub
Blank；
Described x-ray inspection includes using X-ray production apparatus that the wheel hub blank of forging is carried out x-ray inspection, to detect wheel hub blank
Whether there is casting flaw；
Described heat treatment includes putting into wheel hub blank heating 700 DEG C in stove, and is incubated 6h, standby；
Wheel hub blank after described machine finishing includes heat treatment carries out retrofit, makes the size of wheel hub meet pre-scale
Very little；
Described application includes being polished hub surface, and at its electroplating surface composite, and protect in hub surface spraying
Vernix.
Among some embodiments, described detection includes dynamic balancing detection and air-leakage test.
Among some more specific embodiment, described air-leakage test includes using hydraulic pressure test method to enter wheel hub
Row air-leakage test.
Among some more specifically embodiment, described hydraulic pressure test method includes that it is 0.6MPa that wheel hub is placed in pressure
Water in pressurize 60-90s, observation wheel hub place at whether have bubble to produce.
Among some embodiments, described in meet material and include aluminium alloy.
Among some embodiments, described raw material includes the following component calculated by weight: 4 parts of carbon, 2 parts of silicon,
0.1 part of manganese, 0.05 part of phosphorus, 0.2 part of sulfur, 1 part of magnesium, 1 part of stannum and 80 parts of ferrum.
Among some embodiments, described raw material also includes lanthanum, gadolinium and yttrium.
Among some embodiments, described raw material includes the following component calculated by weight: 4 parts of carbon, 2 parts of silicon,
0.1 part of manganese, 0.05 part of phosphorus, 0.2 part of sulfur, 1 part of magnesium, 1 part of stannum, 0.1 part of lanthanum, 0.2 part of gadolinium, 0.6 part of yttrium and 80 parts of ferrum.
The invention provides a kind of automotive hub, this wheel hub is made up of the casting technique of above-mentioned automotive hub.
Embodiment 2
A kind of casting technique of automotive hub, it include choosing raw material, pre-forging, tentatively forge, forge again, x-ray inspection, heat
Process, machine finishing, detection and nine steps of application,
Described pre-forging includes raw material being placed in melting in stove until becoming liquid, proceeds to enter in hydrostatic forging machine by liquid afterwards
Row forging prepares blank；
Described preliminary forging includes being placed in by blank in the mould that temperature is 450 DEG C forges, and is incubated 4h；
Described forging again includes that the material after tentatively forging is placed in the mould of 500 DEG C and forges, and is incubated 8h, prepares wheel hub
Blank；
Described x-ray inspection includes using X-ray production apparatus that the wheel hub blank of forging is carried out x-ray inspection, to detect wheel hub blank
Whether there is casting flaw；
Described heat treatment includes putting into wheel hub blank heating 750 DEG C in stove, and is incubated 8h, standby；
Wheel hub blank after described machine finishing includes heat treatment carries out retrofit, makes the size of wheel hub meet pre-scale
Very little；
Described application includes being polished hub surface, and at its electroplating surface composite, and protect in hub surface spraying
Vernix.
Among some embodiments, described detection includes dynamic balancing detection and air-leakage test.
Among some more specific embodiment, described air-leakage test includes using hydraulic pressure test method to enter wheel hub
Row air-leakage test.
Among some more specifically embodiment, described hydraulic pressure test method includes that it is 0.8MPa that wheel hub is placed in pressure
Water in pressurize 60-90s, observation wheel hub place at whether have bubble to produce.
Among some embodiments, described in meet material and include aluminium alloy.
Among some embodiments, described raw material includes the following component calculated by weight: 5 parts of carbon, 3 parts of silicon,
0.3 part of manganese, 0.15 part of phosphorus, 0.4 part of sulfur, 3 parts of magnesium, 2 parts of stannum and 90 parts of ferrum.
Among some embodiments, described raw material also includes lanthanum, gadolinium and yttrium.
Among some embodiments, described raw material includes the following component calculated by weight: 5 parts of carbon, 3 parts of silicon,
0.3 part of manganese, 0.15 part of phosphorus, 0.4 part of sulfur, 3 parts of magnesium, 2 parts of stannum, 0.3 part of lanthanum, 0.4 part of gadolinium, 0.8 part of yttrium and 90 parts of ferrum.
The invention provides a kind of automotive hub, this wheel hub is made up of the casting technique of above-mentioned automotive hub.
Embodiment 3
A kind of casting technique of automotive hub, it include choosing raw material, pre-forging, tentatively forge, forge again, x-ray inspection, heat
Process, machine finishing, detection and nine steps of application,
Described pre-forging includes raw material being placed in melting in stove until becoming liquid, proceeds to enter in hydrostatic forging machine by liquid afterwards
Row forging prepares blank；
Described preliminary forging includes being placed in by blank in the mould that temperature is 400 DEG C forges, and is incubated 3.5h；
Described forging again includes that the material after tentatively forging is placed in the mould of 475 DEG C and forges, and is incubated 7h, prepares wheel hub
Blank；
Described x-ray inspection includes using X-ray production apparatus that the wheel hub blank of forging is carried out x-ray inspection, to detect wheel hub blank
Whether there is casting flaw；
Described heat treatment includes putting into wheel hub blank heating 725 DEG C in stove, and is incubated 7h, standby；
Wheel hub blank after described machine finishing includes heat treatment carries out retrofit, makes the size of wheel hub meet pre-scale
Very little；
Described application includes being polished hub surface, and at its electroplating surface composite, and protect in hub surface spraying
Vernix.
Among some embodiments, described detection includes dynamic balancing detection and air-leakage test.
Among some more specific embodiment, described air-leakage test includes using hydraulic pressure test method to enter wheel hub
Row air-leakage test.
Among some more specifically embodiment, described hydraulic pressure test method includes that it is 0.7MPa that wheel hub is placed in pressure
Water in pressurize 75s, observation wheel hub place at whether have bubble to produce.
Among some embodiments, described in meet material and include aluminium alloy.
Among some embodiments, described raw material includes the following component calculated by weight: 4.5 parts of carbon, 2.5 parts
Silicon, 0.2 part of manganese, 0.1 part of phosphorus, 0.3 part of sulfur, 2 parts of magnesium, 1.5 parts of stannum and 85 parts of ferrum.
Among some embodiments, described raw material also includes lanthanum, gadolinium and yttrium.
Among some embodiments, described raw material includes the following component calculated by weight: 4.5 parts of carbon, 2.5 parts
Silicon, 0.2 part of manganese, 0.1 part of phosphorus, 0.3 part of sulfur, 2 parts of magnesium, 1.5 parts of stannum, 0.2 part of lanthanum, 0.3 part of gadolinium, 0.7 part of yttrium and 85 parts of ferrum.
The invention provides a kind of automotive hub, this wheel hub is made up of the casting technique of above-mentioned automotive hub.
Should be appreciated that above-described embodiment is only technology design and the feature of the explanation present invention, its object is to allow and be familiar with this
The personage of item technology will appreciate that present disclosure and implements according to this, can not limit the scope of the invention with this.All
The equivalence change made according to spirit of the invention or modification, all should contain within protection scope of the present invention.
Claims (10)
1. the casting technique of an automotive hub, it is characterised in that: include choosing raw material, pre-forging, tentatively forge, forge again, X
Radiographic inspection, heat treatment, machine finishing, detection and nine steps of application,
Described pre-forging includes raw material being placed in melting in stove until becoming liquid, proceeds to enter in hydrostatic forging machine by liquid afterwards
Row forging prepares blank；
Described preliminary forging includes being placed in by blank in the mould that temperature is 350-450 DEG C forges, and is incubated 3-4h；
Described forging again includes that the material after tentatively forging is placed in the mould of 450-500 DEG C and forges, and is incubated 6-8h, system
Obtain wheel hub blank；
Described x-ray inspection includes using X-ray production apparatus that the wheel hub blank of forging is carried out x-ray inspection, to detect wheel hub blank
Whether there is casting flaw；
Described heat treatment includes putting into wheel hub blank heating 700-750 DEG C in stove, and is incubated 6-8h, standby；
Wheel hub blank after described machine finishing includes heat treatment carries out retrofit, makes the size of wheel hub meet pre-scale
Very little；
Described application includes being polished hub surface, and at its electroplating surface composite, and protect in hub surface spraying
Vernix.
The casting technique of automotive hub the most according to claim 1, it is characterised in that: described detection include dynamic balancing detection and
Air-leakage test.
The casting technique of automotive hub the most according to claim 2, it is characterised in that: described air-leakage test includes using water
Pressure method of testing carries out air-leakage test to wheel hub.
The casting technique of automotive hub the most according to claim 3, it is characterised in that: described hydraulic pressure test method includes wheel hub
Being placed in pressurize 60-90s in the water that pressure is 0.6-0.8MPa, whether observation has bubble to produce at wheel hub place.
The casting technique of automotive hub the most according to claim 1, it is characterised in that meet material described in: and include aluminium alloy.
The casting technique of automotive hub the most according to claim 1, it is characterised in that: described raw material includes counting by weight
The following component calculated: 4-5 part carbon, 2-3 part silicon, 0.1-0.3 part manganese, 0.05-0.15 part phosphorus, 0.2-0.4 part sulfur, 1-3 part magnesium, 1-
2 parts of stannum and 80-90 part ferrum.
The casting technique of automotive hub the most according to claim 6, it is characterised in that: described raw material includes counting by weight
The following component calculated: 4.5 parts of carbon, 2.5 parts of silicon, 0.2 part of manganese, 0.1 part of phosphorus, 0.3 part of sulfur, 2 parts of magnesium, 1.5 parts of stannum and 85 parts of ferrum.
8. according to the casting technique of automotive hub described in claim 6 or 7, it is characterised in that: described raw material also includes lanthanum, gadolinium
And yttrium.
The casting technique of automotive hub the most according to claim 6, it is characterised in that: described raw material includes counting by weight
The following component calculated: 4-5 part carbon, 2-3 part silicon, 0.1-0.3 part manganese, 0.05-0.15 part phosphorus, 0.2-0.4 part sulfur, 1-3 part magnesium, 1-
2 parts of stannum, 0.1-0.3 part lanthanum, 0.2-0.4 part gadolinium, 0.6-0.8 part yttrium and 80-90 part ferrum.
10. an automotive hub, it is characterised in that: this wheel hub is by the casting of automotive hub according to any one of claim 1-9
Technique is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610786794.8A CN106270357A (en) | 2016-08-31 | 2016-08-31 | A kind of automotive hub and casting technique thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610786794.8A CN106270357A (en) | 2016-08-31 | 2016-08-31 | A kind of automotive hub and casting technique thereof |
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| CN106270357A true CN106270357A (en) | 2017-01-04 |
Family
ID=57673137
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| CN201610786794.8A Pending CN106270357A (en) | 2016-08-31 | 2016-08-31 | A kind of automotive hub and casting technique thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107164699A (en) * | 2017-05-13 | 2017-09-15 | 合肥鼎鑫模具有限公司 | A kind of alloy mold and its application for automotive hub die casting |
| CN107695623A (en) * | 2017-09-23 | 2018-02-16 | 安徽福斯特铝制品股份有限公司 | High intensity, the automotive hub manufacture craft of high-cooling property |
| CN108817878A (en) * | 2018-07-21 | 2018-11-16 | 安徽启慧信息科技有限公司 | A kind of Machining Automobile Wheel Hub Mould processing technology |
| CN109807557A (en) * | 2019-01-28 | 2019-05-28 | 杭州海伦铸钢有限公司 | A kind of anchor cup casting technique |
| CN110252985A (en) * | 2019-04-11 | 2019-09-20 | 张玉燕 | A kind of manufacture craft of high-strength engineering machinery processing earrings |
| CN112355210A (en) * | 2020-10-22 | 2021-02-12 | 仪征常众汽车部件有限公司 | Forging method for automobile hub |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108817878A (en) * | 2018-07-21 | 2018-11-16 | 安徽启慧信息科技有限公司 | A kind of Machining Automobile Wheel Hub Mould processing technology |
| CN109807557A (en) * | 2019-01-28 | 2019-05-28 | 杭州海伦铸钢有限公司 | A kind of anchor cup casting technique |
| CN110252985A (en) * | 2019-04-11 | 2019-09-20 | 张玉燕 | A kind of manufacture craft of high-strength engineering machinery processing earrings |
| CN112355210A (en) * | 2020-10-22 | 2021-02-12 | 仪征常众汽车部件有限公司 | Forging method for automobile hub |
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Application publication date: 20170104 |