CN102809048A - Channel aluminum alloy profile - Google Patents
Channel aluminum alloy profile Download PDFInfo
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- CN102809048A CN102809048A CN2011101430696A CN201110143069A CN102809048A CN 102809048 A CN102809048 A CN 102809048A CN 2011101430696 A CN2011101430696 A CN 2011101430696A CN 201110143069 A CN201110143069 A CN 201110143069A CN 102809048 A CN102809048 A CN 102809048A
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- shank
- stiffening rib
- hole
- aluminium alloy
- flute profile
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Abstract
The invention discloses a channel aluminum alloy profile comprising an upper leg part, a waist part and a lower leg part. The longitudinal section of the lower leg part of the profile comprises at least one hole in which a reinforcement bar is arranged. When the channel profile is used as a vehicle part, not only is the weight of the channel profile reduced, but also the strength is not reduced.
Description
Technical field
The present invention relates to the aluminium section bar processing technique field, relate in particular to a kind of flute profile aluminium alloy extrusions.
Background technique
Under the trend nervous in global energy, that oil price rises steadily, the low oil consumption of automobile becomes auto vendor, Consumer's focus day by day; And, compel down in the VE Vehicle Economy standard of European Union and U.S.'s increasingly stringent and tail-gas law, each auto vendor take every way reduce under the average fuel consumption of vehicle.It is reported that oil consumption and car weight have direct relation: vehicle complete vehicle weight reduces by 10%, and fuel efficiency can improve 6%～8%; 100 kilograms of the every minimizings of vehicle complete vehicle quality, fuel consumption per hundred kilometers can reduce by 0.3～0.6 liter; Vehicle weight reduces by 1%, and oil consumption can reduce by 0.7%.Therefore, under the situation that does not influence Safety performance, it is to reduce one of effective way of oil consumption that vehicle is carried out the lightweight processing, also is one of attraction of each big auto vendor new product of the whole world in the recent period.
At present, for guaranteeing running safety and stability, the automobile skeleton adopts the manufacturing of steel matter with each component more.Aluminum alloy certainly will become the light-weighted first-selection of the traffic tool and substitute material as the material representative of high tenacity, lightweight.So, aluminum alloy is processed into structure and the shape that more meets traffic tool lightweight target, be the aluminium processing industry trend of the coming years.
Summary of the invention
The embodiment of the invention provides a kind of flute profile aluminium alloy extrusions, the weight in the time of can effectively alleviating grooved profile and use as traffic tool component parts.
For realizing above-mentioned purpose, the embodiment of the invention provides following technological scheme:
The flute profile aluminium alloy extrusions comprises shank and waist, and shank is divided into shank and following shank, comprises at least one hole on the longitudinal section at the joining portion of shank, perhaps following shank and waist under this grooved profile, and this hole set inside has stiffening rib.
Preferably, this hole is shaped as V-arrangement, rectangle, circle, triangle or right-angled trapezium.
Preferably, the thickness of this hole is no more than 1/2 of said shank average thickness down.
Preferably, the thickness of this stiffening rib is not less than 1/5 of its place hole thickness.
Preferably, this hole and stiffening rib run through two surfaces of said section bar, and said Surface Vertical is in the stress surface of said section bar.
Preferably, this stiffening rib and said grooved profile joint are fillet.
Preferably, the length of this stiffening rib is identical with said grooved profile length.
Preferably, this stiffening rib is lineal shape, V-arrangement, arc, waveform or circular.
Preferably, this rectilinear stiffening rib is perpendicular to the described hole inwall, and the angle of perhaps rectilinear stiffening rib and described hole inwall is the 45-75 degree.
Compared with prior art, the present invention has following beneficial effect:
1, light weight: the density of iron is 7.86g/cm
3, the density of Common Straight Carbon Steel is 7.85g/cm
3, the density of high strength alloy steel is 7.82g/cm
3, and the density of fine aluminium is 2.70g/cm
3, the density of superduralumin is 2.85g/cm
3, learn that thus the density of aluminium is approximately about 1/3 of iron, steel, weight loss effect is obvious.In addition, the application's scheme is the inner section bar that has hole, and hole can be provided with size and location as required, further alleviates the quality of aluminium alloy extrusions, and part-structure weight can alleviate more than 50%.
2, intensity is high: the ratio of intensity of aluminum alloy and proportion-" specific strength " can reach 24～60kgf/mm
2, near or surpass the high-quality steel.
3, the position is flexible: therefore the joining portion of shank and waist under shank perhaps was positioned under hole was positioned at, can be provided with the position according to different demands, different load-carrying situation, different application environmental selection corresponding perforations.For example, under the stressed bigger situation of shank on the grooved profile, hole is arranged on down shank.And, the stiffening rib of varying number can be set, in the hole to gain in strength.
4, energy-conserving and environment-protective: produce 1 kilogram of electrolytic aluminium, domestic average energy consumption is 14 degree now; This kilogram electrolytic aluminium applies to automobile, field of traffic, can substitute 3 kilograms iron and steel.Because alleviating of automotive dead weight, in the life cycle of this automobile, the gasoline consumption with reducing 23 liters reduces by 2760 liters CO2 emission, and 23 liters gasoline equals 1288 degree from energy.Therefore as far as whole society's resource, drop into the aluminum alloy that 1 degree electricity is produced, after removing other and consuming, in the middle of using process, can practice thrift 92 degree electricity, have energy-saving and cost-reducing huge social benefit.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technological scheme of the prior art; To do to introduce simply to the accompanying drawing of required use among the embodiment below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the section bar schematic cross-section (hole is a right-angled trapezium) of the embodiment of the invention;
Fig. 2 is the section bar schematic perspective view of the embodiment of the invention;
Fig. 3 is the section bar schematic cross-section (hole is trapezoidal, and stiffening rib is arranged) of the embodiment of the invention;
Fig. 4 is the section bar schematic cross-section (hole is a quadrilateral arranged side by side) of the embodiment of the invention;
Fig. 5 is the section bar schematic cross-section (hole is a rectangle, and stiffening rib is arranged) of the embodiment of the invention;
Fig. 6 is the section bar schematic cross-section (hole is positioned at the joining portion of waist and shank) of the embodiment of the invention;
Fig. 7 is the section bar schematic cross-section (hole is a V-arrangement) of the embodiment of the invention;
Fig. 8 is the section bar schematic cross-section (hole is for circular) of the embodiment of the invention;
Wherein, 1, go up shank, 2, waist, 3, shank down, 4, hole, 5, stiffening rib.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technological scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiments.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment who is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
The embodiment of the invention is offered hole through the inside of shank on the aluminium grooved profile, and this hole set inside has stiffening rib; Weight reduction in proof strength.Stiffening rib is meant the profile structure of arranging along the grooved profile axial direction, and is main under the prerequisite that does not increase the grooved profile wall thickness, increases the intensity and the stability of structure, also can be described as stiffening plate, strengthening rib etc.
The length of stiffening rib can be consistent with the length of grooved profile, axially the two ends outer wall of grooved profile that joins.Stiffening rib and said grooved profile joint are fillet, and with the excessive phenomenon of concentrating that eliminates stress, the design of fillet also makes the die cavity filling more smooth.Stiffening rib can with an extrusion modling of grooved profile, the one that perhaps separately is welded after the extrusion modling does not influence the realization of the embodiment of the invention.It below is specific embodiment.
Embodiment one,
The flute profile aluminium alloy extrusions comprises shank and waist 2, and shank is the projection of grooved profile, and two-part up and down that shank is positioned at waist 2 tops and low side are respectively shank 1 and following shank 3; Support between the shank, attachment portion are waist 2.It is vertical that the grooved profile user mode is generally waist 2, and the outside of promptly going up shank 1 and/or following shank 3 is a stress surface.Wide or not wide, the right-hand member of end is provided with short hook or interior bending about last shank 1 and following shank 3, does not influence the application's enforcement.
Comprise at least one hole 4 under the grooved profile on the longitudinal section of shank 3, hole 4 set inside have stiffening rib 5.This hole 4 can reduce the section bar deadweight under to the little situation of section bar intensity effect, realizes the traffic tool (automobile, subway etc.) lightweight, energy saving purposes.This hole 4 can be in the section bar extrusion process with stiffening rib 5 and transforms moulding through mould, also can after extruding finishes, secondary operations form, and does not influence the application embodiment's realization.
Like Fig. 1 and shown in Figure 6, the position of hole 4 relates to the joining portion of shank 3, waist 2 and following shank 3 down, makes hole in weight reduction, farthest evenly to disperse stressed.
Embodiment two,
The flute profile aluminium alloy extrusions comprises shank 1, waist 2 and following shank 3, comprises at least one hole 4 under the section bar on the longitudinal section of shank 3.Can be provided with stiffening rib 5 in the hole 4, to remedy the section bar loss of strength.Like Fig. 3, Fig. 5, shown in Figure 8, stiffening rib 5 is different according to the shape of hole 4, can be lineal shape, V-arrangement, arc, waveform or circle etc. and the shape that hole adapts, and does not influence the application embodiment's realization.
Rectilinear stiffening rib 5 can be perpendicular to the inwall of hole 4, and perhaps rectilinear stiffening rib 5 has an angle with hole 4 inwalls, and preferable range is the 45-75 degree, and is as shown in Figure 3, and stiffening rib 5 is the 45-60 degree with hole 4 inwall angles, and shown in Figure 8 is 75 degree and 90 degree.
Embodiment three,
As shown in Figure 6, under the grooved profile hole 4 at shank 3 and waist 2 joining portion be shaped as a triangle, the triangle hypotenuse is inboard towards the joining portion, then can the pressure from last shank 1 surface be dispersed to down the inboard of shank 3 and waist 2.
Distance (being thickness) between any two limits of this triangle can be ignored the influence of bulk strength at 1/2 o'clock that is no more than the joining portion average thickness.The thickness of stiffening rib 5 is not less than 1/5 of its position hole 4 thickness, and the intensity that strengthens grooved profile is had a positive effect.
Embodiment four,
Shown in Fig. 1-8, the shape of grooved profile hole 4 can be V-arrangement, rectangle, circle, triangle or irregular shape, all effectively dispersive pressure and alleviate section bar and conduct oneself with dignity.
The shape of stiffening rib 5 can be lineal shape, V-arrangement, arc, waveform or circular, all effectively dispersive pressures.
Characteristics such as the position of hole 4, stiffening rib, thickness repeat no more with above-mentioned embodiment one to three.
More than flute profile aluminium alloy extrusions that the embodiment of the invention is provided carried out detailed introduction; Used concrete example among this paper principle of the present invention and mode of execution are set forth, above embodiment's explanation just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that on embodiment and application area, all can change can know that to sum up this description should not be construed as limitation of the present invention.
Claims (9)
1. flute profile aluminium alloy extrusions; Comprise shank and waist, shank is divided into shank and following shank, it is characterized in that; Shank under the said grooved profile, or the longitudinal section at the joining portion of said shank down and said waist on comprise at least one hole, the described hole set inside has stiffening rib.
2. flute profile aluminium alloy extrusions according to claim 1 is characterized in that, described hole be shaped as V-arrangement, rectangle, circle, triangle or right-angled trapezium.
3. flute profile aluminium alloy extrusions according to claim 1 is characterized in that, the thickness of described hole is no more than 1/2 of said shank average thickness down.
4. flute profile aluminium alloy extrusions according to claim 1 is characterized in that, the thickness of said stiffening rib is not less than 1/5 of its place hole thickness.
5. flute profile aluminium alloy extrusions according to claim 1 is characterized in that, described hole and said stiffening rib run through two surfaces of said section bar, and said Surface Vertical is in the stress surface of said section bar.
6. according to each described a kind of aluminum alloy flute profile section bar of claim 1 to 5, it is characterized in that said stiffening rib and said grooved profile joint are fillet.
7. according to each described flute profile aluminium alloy extrusions of claim 1 to 5, it is characterized in that the length of said stiffening rib is identical with said grooved profile length.
8. flute profile aluminium alloy extrusions according to claim 1 is characterized in that, said stiffening rib is lineal shape, V-arrangement, arc, waveform or circular.
9. flute profile aluminium alloy extrusions according to claim 8 is characterized in that, said rectilinear stiffening rib is perpendicular to the described hole inwall, and the angle of perhaps said rectilinear stiffening rib and described hole inwall is the 45-75 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110143069.6A CN102809048B (en) | 2011-05-30 | 2011-05-30 | Channel aluminum alloy profile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110143069.6A CN102809048B (en) | 2011-05-30 | 2011-05-30 | Channel aluminum alloy profile |
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| CN102809048A true CN102809048A (en) | 2012-12-05 |
| CN102809048B CN102809048B (en) | 2015-03-04 |
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| CN201110143069.6A Active CN102809048B (en) | 2011-05-30 | 2011-05-30 | Channel aluminum alloy profile |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20315498U1 (en) * | 2003-10-06 | 2004-01-08 | Horst Witte, Entwicklungs- Und Vertriebs Kg | Metal, preferably aluminum angled profiled piece has two arms with lengthwise groves in the middle of which a re holes parallel with the grooves |
| CN101239562A (en) * | 2007-02-09 | 2008-08-13 | 江苏凯特汽车部件有限公司 | Light weight method of low pressure casting aluminum alloy automobile wheel |
| CN201231753Y (en) * | 2008-05-23 | 2009-05-06 | 长春轨道客车股份有限公司 | Light sleeper |
| CN201694262U (en) * | 2010-06-13 | 2011-01-05 | 贾秉成 | Vehicle frame part |
| EP2284032A1 (en) * | 2009-07-28 | 2011-02-16 | Behr GmbH & Co. KG | Fixing frame, heat exchanger and vehicle |
| CN202082590U (en) * | 2011-05-30 | 2011-12-21 | 湖南晟通科技集团有限公司 | Groove-shaped aluminum alloy profile |
-
2011
- 2011-05-30 CN CN201110143069.6A patent/CN102809048B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20315498U1 (en) * | 2003-10-06 | 2004-01-08 | Horst Witte, Entwicklungs- Und Vertriebs Kg | Metal, preferably aluminum angled profiled piece has two arms with lengthwise groves in the middle of which a re holes parallel with the grooves |
| CN101239562A (en) * | 2007-02-09 | 2008-08-13 | 江苏凯特汽车部件有限公司 | Light weight method of low pressure casting aluminum alloy automobile wheel |
| CN201231753Y (en) * | 2008-05-23 | 2009-05-06 | 长春轨道客车股份有限公司 | Light sleeper |
| EP2284032A1 (en) * | 2009-07-28 | 2011-02-16 | Behr GmbH & Co. KG | Fixing frame, heat exchanger and vehicle |
| CN201694262U (en) * | 2010-06-13 | 2011-01-05 | 贾秉成 | Vehicle frame part |
| CN202082590U (en) * | 2011-05-30 | 2011-12-21 | 湖南晟通科技集团有限公司 | Groove-shaped aluminum alloy profile |
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| CN102809048B (en) | 2015-03-04 |
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Address after: Taoyuan County in Hunan province Changde city 415700 disk town Chuangyuan Industrial Park Patentee after: Suntown Technology Group Corporation Address before: Sheng Tong Industrial Park No. 109 Venus Road 410200 in Hunan province Changsha District of Wangcheng City Patentee before: Hunan Shengtong Technology Group Co., Ltd. |