CN107695623A - High intensity, the automotive hub manufacture craft of high-cooling property - Google Patents
High intensity, the automotive hub manufacture craft of high-cooling property Download PDFInfo
- Publication number
- CN107695623A CN107695623A CN201710870476.4A CN201710870476A CN107695623A CN 107695623 A CN107695623 A CN 107695623A CN 201710870476 A CN201710870476 A CN 201710870476A CN 107695623 A CN107695623 A CN 107695623A
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- China
- Prior art keywords
- parts
- wheel hub
- forging
- manufacture craft
- hub
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- 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
- B21J5/02—Die forging; Trimming by making use of special dies ; Punching during forging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/02—Pressure casting making use of mechanical pressure devices, e.g. cast-forging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B27/00—Hubs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The invention discloses high intensity, the automotive hub manufacture craft of high-cooling property, the casting technique of the automotive hub include choosing raw material, pre-forging, tentatively forge, forge again, x-ray inspection, heat treatment, machine finishing, seven steps of detection and application.In addition, the invention provides a kind of automotive hub, the wheel hub is made up of the casting technique of above-mentioned automotive hub.High intensity provided by the invention, the automotive hub manufacture craft of high-cooling property can greatly reinforce the intensity of wheel hub by using the method for the present invention, so as to ensure the security of human pilot.The raw material of automotive hub provided by the invention is simple and easy to get, cheap, and the wheel hub for the raw material preparation for passing through the present invention easily plates paint, can greatly prolong the retention time.
Description
Technical field
The invention belongs to the technical field of automotive hub, and in particular to high intensity, the automotive hub of high-cooling property make work
Skill.
Background technology
Automotive hub is wide support the drum-shaped of tire, metal parts of the center on axle in automobile tire.According to
The feature and demand of different automobile types, hub surface handling process can also take different modes, be broadly divided into baking vanish and plating
Two kinds.The wheel hub of ordinary vehicle type considers less that thermal diffusivity is a basic demand well, is used substantially in technique roasting in appearance
Paint processing, i.e. first spraying and then electricity are roasting, and cost is both economical and color is beautiful, the retention time is permanent, even if vehicle scrapping,
The color of wheel hub is still constant.Many popular vehicle hub surface handling process are all baking vanish, but expensive.Electroplate wheel hub again
Divide the types such as electrosilvering, water power plating and pure plating.Although electrosilvering and water power plating wheel hub bright are lively, the retention time
It is shorter.
In addition, the subject matter that existing automotive hub faces also resides in insufficient strength, the peace of human pilot is had a strong impact on
Entirely.
The content of the invention
In view of the shortcomings of the prior art, it is a primary object of the present invention to provide high intensity, high-cooling property automotive hub
Manufacture craft.
To realize aforementioned invention purpose, the technical solution adopted by the present invention includes：
High intensity, the automotive hub manufacture craft of high-cooling property, it includes choosing raw material, pre-forging, tentatively forges, forges again, X
Seven radiographic inspection, heat treatment, machine finishing, detection and application steps,
The pre-forging includes raw material being placed in melting in stove until being changed into liquid, is transferred in hydrostatic forging machine by liquid afterwards
Blank is made in row forging；
The preliminary forging, which includes blank being placed in the mould that temperature is 350-450 DEG C, is forged, and is incubated 3-4h；
Described forge again is forged again including the material after preliminary forging is placed in 450-500 DEG C of mould, and is incubated 6-8h, is made
Obtain wheel hub blank；
The x-ray inspection includes carrying out x-ray inspection to the wheel hub blank of forging using X-ray production apparatus, to detect wheel hub blank
With the presence or absence of casting flaw；
The heat treatment, which includes wheel hub blank being put into stove, heats 700-750 DEG C, and is incubated 6-8h, standby；
The machine finishing includes the wheel hub blank after heat treatment carrying out retrofit, the size of wheel hub is met pre- scale
It is very little；
The application includes hub surface being polished, and in its electroplating surface composite, and spray and protect in hub surface
Vernix.
Among some embodiments, the detection includes dynamic balancing detection and air-leakage test.
Among some more specific embodiment, the air-leakage test includes entering wheel hub using hydraulic pressure test method
Row air-leakage test.
Among some more specifically embodiment, it is 0.6- that the hydraulic pressure test method, which includes wheel hub being placed in pressure,
Whether pressurize 60-90s in 0.8MPa water, observation wheel hub have bubble generation at place.
Among some embodiments, the material that meets includes aluminium alloy.
Among some embodiments, the raw material includes following component in parts by weight：4-5 part carbon, 2-3 parts
Silicon, 0.1-0.3 part manganese, 0.05-0.15 part phosphorus, 0.2-0.4 part sulphur, 1-3 part magnesium, 1-2 parts tin and 80-90 part iron.
Among some embodiments, the raw material includes following component in parts 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 sulphur, 2 parts of magnesium, 1.5 parts of tin and 85 parts of iron.
Among some embodiments, described raw material also includes lanthanum, gadolinium and yttrium.
Among some embodiments, the raw material includes following component in parts by weight：4-5 part carbon, 2-3 parts
Silicon, 0.1-0.3 part manganese, 0.05-0.15 part phosphorus, 0.2-0.4 part sulphur, 1-3 part magnesium, 1-2 parts tin, 0.1-0.3 parts lanthanum, 0.2-0.4
Part gadolinium, 0.6-0.8 parts yttrium and 80-90 part iron.
The invention provides a kind of automotive hub, the wheel hub is made up of the casting technique of above-mentioned automotive hub.
Compared with prior art, advantages of the present invention includes：
1. the invention provides high intensity, the automotive hub manufacture craft of high-cooling property by using the present invention method can
The intensity of wheel hub is greatly reinforced, so as to ensure the security of human pilot；
2. the raw material of automotive hub provided by the invention is simple and easy to get, cheap, and the raw material preparation for passing through the present invention
Wheel hub easily plates paint, can greatly prolong the retention time.
Embodiment
In view of deficiency of the prior art, inventor is able to propose the present invention's through studying for a long period of time and largely putting into practice
Technical scheme.The technical scheme, its implementation process and principle etc. will be further explained with reference to some embodiments as follows
It is bright.
High intensity, the automotive hub manufacture craft of high-cooling property, it includes choosing raw material, pre-forging, tentatively forges, forges again
Make, x-ray inspection, heat treatment, machine finishing, seven steps of detection and application,
The pre-forging includes raw material being placed in melting in stove until being changed into liquid, is transferred in hydrostatic forging machine by liquid afterwards
Blank is made in row forging；
The preliminary forging, which includes blank being placed in the mould that temperature is 350-450 DEG C, is forged, and is incubated 3-4h；
Described forge again is forged again including the material after preliminary forging is placed in 450-500 DEG C of mould, and is incubated 6-8h, is made
Obtain wheel hub blank；
The x-ray inspection includes carrying out x-ray inspection to the wheel hub blank of forging using X-ray production apparatus, to detect wheel hub blank
With the presence or absence of casting flaw；
The heat treatment, which includes wheel hub blank being put into stove, heats 700-750 DEG C, and is incubated 6-8h, standby；
The machine finishing includes the wheel hub blank after heat treatment carrying out retrofit, the size of wheel hub is met pre- scale
It is very little；
The application includes hub surface being polished, and in its electroplating surface composite, and spray and protect in hub surface
Vernix.
Among some embodiments, the detection includes dynamic balancing detection and air-leakage test.
Among some more specific embodiment, the air-leakage test includes entering wheel hub using hydraulic pressure test method
Row air-leakage test.
Among some more specifically embodiment, it is 0.6- that the hydraulic pressure test method, which includes wheel hub being placed in pressure,
Whether pressurize 60-90s in 0.8MPa water, observation wheel hub have bubble generation at place.
Among some embodiments, the material that meets includes aluminium alloy.
Among some embodiments, the raw material includes following component in parts by weight：4-5 part carbon, 2-3 parts
Silicon, 0.1-0.3 part manganese, 0.05-0.15 part phosphorus, 0.2-0.4 part sulphur, 1-3 part magnesium, 1-2 parts tin and 80-90 part iron.
Among some embodiments, the raw material includes following component in parts 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 sulphur, 2 parts of magnesium, 1.5 parts of tin and 85 parts of iron.
Among some embodiments, described raw material also includes lanthanum, gadolinium and yttrium.
Among some embodiments, the raw material includes following component in parts by weight：4-5 part carbon, 2-3 parts
Silicon, 0.1-0.3 part manganese, 0.05-0.15 part phosphorus, 0.2-0.4 part sulphur, 1-3 part magnesium, 1-2 parts tin, 0.1-0.3 parts lanthanum, 0.2-0.4
Part gadolinium, 0.6-0.8 parts yttrium and 80-90 part iron.
The invention provides a kind of automotive hub, the wheel hub is made up of the casting technique of above-mentioned automotive hub.
Embodiment 1
High intensity, the automotive hub manufacture craft of high-cooling property, it includes choosing raw material, pre-forging, tentatively forges, forges again, X
Seven radiographic inspection, heat treatment, machine finishing, detection and application steps,
The pre-forging includes raw material being placed in melting in stove until being changed into liquid, is transferred in hydrostatic forging machine by liquid afterwards
Blank is made in row forging；
The preliminary forging, which includes blank being placed in the mould that temperature is 350 DEG C, is forged, and is incubated 3h；
Described forge again is forged again including the material after preliminary forging is placed in 450 DEG C of mould, and is incubated 6h, and wheel hub is made
Blank；
The x-ray inspection includes carrying out x-ray inspection to the wheel hub blank of forging using X-ray production apparatus, to detect wheel hub blank
With the presence or absence of casting flaw；
The heat treatment, which includes wheel hub blank being put into stove, heats 700 DEG C, and is incubated 6h, standby；
The machine finishing includes the wheel hub blank after heat treatment carrying out retrofit, the size of wheel hub is met pre- scale
It is very little；
The application includes hub surface being polished, and in its electroplating surface composite, and spray and protect in hub surface
Vernix.
Among some embodiments, the detection includes dynamic balancing detection and air-leakage test.
Among some more specific embodiment, the air-leakage test includes entering wheel hub using hydraulic pressure test method
Row air-leakage test.
Among some more specifically embodiment, it is 0.6MPa that the hydraulic pressure test method, which includes wheel hub being placed in pressure,
Water in pressurize 60-90s, observation wheel hub where at whether have bubble generation.
Among some embodiments, the material that meets includes aluminium alloy.
Among some embodiments, the raw material includes following component in parts by weight：4 parts of carbon, 2 parts of silicon,
0.1 part of manganese, 0.05 part of phosphorus, 0.2 part of sulphur, 1 part of magnesium, 1 part of tin and 80 parts of iron.
Among some embodiments, described raw material also includes lanthanum, gadolinium and yttrium.
Among some embodiments, the raw material includes following component in parts by weight：4 parts of carbon, 2 parts of silicon,
0.1 part of manganese, 0.05 part of phosphorus, 0.2 part of sulphur, 1 part of magnesium, 1 part of tin, 0.1 part of lanthanum, 0.2 part of gadolinium, 0.6 part of yttrium and 80 parts of iron.
The invention provides a kind of automotive hub, the wheel hub is made up of the casting technique of above-mentioned automotive hub.
Embodiment 2
High intensity, the automotive hub manufacture craft of high-cooling property, it includes choosing raw material, pre-forging, tentatively forges, forges again, X
Seven radiographic inspection, heat treatment, machine finishing, detection and application steps,
The pre-forging includes raw material being placed in melting in stove until being changed into liquid, is transferred in hydrostatic forging machine by liquid afterwards
Blank is made in row forging；
The preliminary forging, which includes blank being placed in the mould that temperature is 450 DEG C, is forged, and is incubated 4h；
Described forge again is forged again including the material after preliminary forging is placed in 500 DEG C of mould, and is incubated 8h, and wheel hub is made
Blank；
The x-ray inspection includes carrying out x-ray inspection to the wheel hub blank of forging using X-ray production apparatus, to detect wheel hub blank
With the presence or absence of casting flaw；
The heat treatment, which includes wheel hub blank being put into stove, heats 750 DEG C, and is incubated 8h, standby；
The machine finishing includes the wheel hub blank after heat treatment carrying out retrofit, the size of wheel hub is met pre- scale
It is very little；
The application includes hub surface being polished, and in its electroplating surface composite, and spray and protect in hub surface
Vernix.
Among some embodiments, the detection includes dynamic balancing detection and air-leakage test.
Among some more specific embodiment, the air-leakage test includes entering wheel hub using hydraulic pressure test method
Row air-leakage test.
Among some more specifically embodiment, it is 0.8MPa that the hydraulic pressure test method, which includes wheel hub being placed in pressure,
Water in pressurize 60-90s, observation wheel hub where at whether have bubble generation.
Among some embodiments, the material that meets includes aluminium alloy.
Among some embodiments, the raw material includes following component in parts by weight：5 parts of carbon, 3 parts of silicon,
0.3 part of manganese, 0.15 part of phosphorus, 0.4 part of sulphur, 3 parts of magnesium, 2 parts of tin and 90 parts of iron.
Among some embodiments, described raw material also includes lanthanum, gadolinium and yttrium.
Among some embodiments, the raw material includes following component in parts by weight：5 parts of carbon, 3 parts of silicon,
0.3 part of manganese, 0.15 part of phosphorus, 0.4 part of sulphur, 3 parts of magnesium, 2 parts of tin, 0.3 part of lanthanum, 0.4 part of gadolinium, 0.8 part of yttrium and 90 parts of iron.
The invention provides a kind of automotive hub, the wheel hub is made up of the casting technique of above-mentioned automotive hub.
Embodiment 3
High intensity, the automotive hub manufacture craft of high-cooling property, it includes choosing raw material, pre-forging, tentatively forges, forges again, X
Seven radiographic inspection, heat treatment, machine finishing, detection and application steps,
The pre-forging includes raw material being placed in melting in stove until being changed into liquid, is transferred in hydrostatic forging machine by liquid afterwards
Blank is made in row forging；
The preliminary forging, which includes blank being placed in the mould that temperature is 400 DEG C, is forged, and is incubated 3.5h；
Described forge again is forged again including the material after preliminary forging is placed in 475 DEG C of mould, and is incubated 7h, and wheel hub is made
Blank；
The x-ray inspection includes carrying out x-ray inspection to the wheel hub blank of forging using X-ray production apparatus, to detect wheel hub blank
With the presence or absence of casting flaw；
The heat treatment, which includes wheel hub blank being put into stove, heats 725 DEG C, and is incubated 7h, standby；
The machine finishing includes the wheel hub blank after heat treatment carrying out retrofit, the size of wheel hub is met pre- scale
It is very little；
The application includes hub surface being polished, and in its electroplating surface composite, and spray and protect in hub surface
Vernix.
Among some embodiments, the detection includes dynamic balancing detection and air-leakage test.
Among some more specific embodiment, the air-leakage test includes entering wheel hub using hydraulic pressure test method
Row air-leakage test.
Among some more specifically embodiment, it is 0.7MPa that the hydraulic pressure test method, which includes wheel hub being placed in pressure,
Water in pressurize 75s, observation wheel hub where at whether have bubble generation.
Among some embodiments, the material that meets includes aluminium alloy.
Among some embodiments, the raw material includes following component in parts 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 sulphur, 2 parts of magnesium, 1.5 parts of tin and 85 parts of iron.
Among some embodiments, described raw material also includes lanthanum, gadolinium and yttrium.
Among some embodiments, the raw material includes following component in parts 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 sulphur, 2 parts of magnesium, 1.5 parts of tin, 0.2 part of lanthanum, 0.3 part of gadolinium, 0.7 part of yttrium and 85 parts of iron.
The invention provides a kind of automotive hub, the wheel hub is made up of the casting technique of above-mentioned automotive hub.
It should be appreciated that the technical concepts and features of above-described embodiment only to illustrate the invention, its object is to allow be familiar with this
The personage of item technology can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all
The equivalent change or modification made according to spirit of the invention, it should all be included within the scope of the present invention.
Claims (9)
1. the automotive hub manufacture craft of high intensity, high-cooling property, it is characterised in that：Including choosing raw material, pre-forging, preliminary forging
Make, forge again, X radiographic inspections, heat treatment, machine finishing, seven steps of detection and application,
The first step, the pre-forging include raw material being placed in melting in stove until being changed into liquid, and liquid is transferred into hydraulic pressure forging afterwards
Make and carry out forging obtained blank in machine；
Second step, the preliminary forging, which includes blank being placed in the mould that temperature is 350-450 DEG C, is forged, and is incubated 3-
4h；
3rd step, described forge again is forged again including the material after preliminary forging is placed in 450-500 DEG C of mould, and is incubated
6-8h, wheel hub blank is made；
4th step, the x-ray inspection includes carrying out x-ray inspection to the wheel hub blank of forging using X-ray production apparatus, with detection wheel
Hub blank whether there is casting flaw；
5th step, the heat treatment, which includes wheel hub blank being put into stove, heats 700-750 DEG C, and is incubated 6-8h, standby；
6th step, the machine finishing include the wheel hub blank after heat treatment carrying out retrofit, accord with the size of wheel hub
Close preliminary dimension；
7th step, the application include hub surface being polished, and in its electroplating surface composite, and in hub surface
Sprayed protection paint.
2. the automotive hub manufacture craft of high intensity according to claim 1, high-cooling property, it is characterised in that：The inspection
Survey includes dynamic balancing detection and air-leakage test.
3. the automotive hub manufacture craft of high intensity according to claim 2, high-cooling property, it is characterised in that：The gas
Close property detection includes carrying out air-leakage test to wheel hub using hydraulic pressure test method.
4. the automotive hub manufacture craft of high intensity according to claim 3, high-cooling property, it is characterised in that：The water
Pressure method of testing includes wheel hub being placed in pressurize 60-90s in the water that pressure is 0.6-0.8MPa, and whether observation wheel hub has gas at place
Bubble produces.
5. the automotive hub manufacture craft of high intensity according to claim 1, high-cooling property, it is characterised in that：The symbol
Condensation material includes aluminium alloy.
6. the automotive hub manufacture craft of high intensity according to claim 1, high-cooling property, it is characterised in that：The original
Material includes following component in parts 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 of sulphur, 1-3 part magnesium, 2 parts of tin of 1- and 80-90 part iron.
7. the automotive hub manufacture craft of high intensity according to claim 6, high-cooling property, it is characterised in that：The original
Material includes following component in parts by weight：4.5 parts of carbon, 2.5 parts of silicon, 0.2 part of manganese, 0.1 part of phosphorus, 0.3 part of sulphur, 2 parts of magnesium,
1.5 parts of tin and 85 parts of iron.
8. the automotive hub manufacture craft of the high intensity, high-cooling property according to claim 6 or 7, it is characterised in that：It is described
Raw material also include lanthanum, gadolinium and yttrium.
9. the automotive hub manufacture craft of high intensity according to claim 6, high-cooling property, it is characterised in that：The original
Material includes following component in parts 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 of sulphur, 1-3 part magnesium, 2 parts of tin of 1-, 0.1-0.3 parts lanthanum, 0.2-0.4 parts gadolinium, 0.6-0.8 parts yttrium and 80-90 part iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710870476.4A CN107695623A (en) | 2017-09-23 | 2017-09-23 | High intensity, the automotive hub manufacture craft of high-cooling property |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710870476.4A CN107695623A (en) | 2017-09-23 | 2017-09-23 | High intensity, the automotive hub manufacture craft of high-cooling property |
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| CN107695623A true CN107695623A (en) | 2018-02-16 |
Family
ID=61174313
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| CN201710870476.4A Pending CN107695623A (en) | 2017-09-23 | 2017-09-23 | High intensity, the automotive hub manufacture craft of high-cooling property |
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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 |
| CN110252985A (en) * | 2019-04-11 | 2019-09-20 | 张玉燕 | A kind of manufacture craft of high-strength engineering machinery processing earrings |
| CN112238704A (en) * | 2020-10-22 | 2021-01-19 | 十堰澳贝科技有限公司 | Rear hub optimized structure and manufacturing process thereof |
| CN113857403A (en) * | 2021-09-30 | 2021-12-31 | 合肥工业大学智能制造技术研究院 | Aluminum-magnesium-yttrium alloy isothermal die forging process |
| CN114196858A (en) * | 2021-12-13 | 2022-03-18 | 河北唐兴合金科技有限公司 | Light aluminum alloy hub with high yield strength and forging process thereof |
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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 |
| CN110252985A (en) * | 2019-04-11 | 2019-09-20 | 张玉燕 | A kind of manufacture craft of high-strength engineering machinery processing earrings |
| CN112238704A (en) * | 2020-10-22 | 2021-01-19 | 十堰澳贝科技有限公司 | Rear hub optimized structure and manufacturing process thereof |
| CN113857403A (en) * | 2021-09-30 | 2021-12-31 | 合肥工业大学智能制造技术研究院 | Aluminum-magnesium-yttrium alloy isothermal die forging process |
| CN114196858A (en) * | 2021-12-13 | 2022-03-18 | 河北唐兴合金科技有限公司 | Light aluminum alloy hub with high yield strength and forging process thereof |
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Application publication date: 20180216 |