CN102180136A - Car front anti-collision beam assembly suitable for family cars - Google Patents
Car front anti-collision beam assembly suitable for family cars Download PDFInfo
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- CN102180136A CN102180136A CN 201110108844 CN201110108844A CN102180136A CN 102180136 A CN102180136 A CN 102180136A CN 201110108844 CN201110108844 CN 201110108844 CN 201110108844 A CN201110108844 A CN 201110108844A CN 102180136 A CN102180136 A CN 102180136A
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Abstract
The invention discloses a car front anti-collision beam assembly suitable for family cars, which is used for solving the lightening and molding problems of the front anti-collision beams. The car front anti-collision beam assembly suitable for family cars comprises a crossbeam body and energy absorption boxes which are fixedly connected at two sides of the crossbeam body; after being improved, the crossbeam body consists of an upper tubular beam, a lower tubular beam and a connection plate; the tubular beams have O-shaped sections; and the upper and lower tubular beams are fixedly connected by the connection plate. In the invention, the crossbeam body consists of the two tubular beams and the connection plate; both the collision strength and the collision energy absorption of the O-shaped section structures of the tubular beams can be improved by more than 40% relative to the sections of other types of crossbeams under a same circumference condition; and under the condition of a same performance requirement, the section area of the material can be decreased, the weight of the product can be reduced and the design purpose of lightening the product can be realized. The O-shaped tubular beams can be bent at one time through an automatic multidimensional pipe bender so that the molding requirements are easy to satisfy and the manufacturing cost is greatly reduced.
Description
Technical field
The present invention relates to a kind of front anticollision beam of automobile assembly, belong to automobile technical field.
Background technology
Along with improving constantly of modern science and technology and living standard, middle-size and small-size car uses more and more general as walking-replacing tool, and particularly family-sized car has presented universal gesture.In order to satisfy the different consumer groups' demand, family saloon is different with the rule style of passing the imperial examinations at the provincial level in public service car and the commercial vehicle on design concept, and the family saloon design promptly will be considered economy, applicability, safety, considers the moulding that attracts eyeball again.Crashproof crossbeam is car design-calculated emphasis parts as the automotive front safety component before the automobile.The front anti-collision beam design should guarantee safety performance, satisfy the anterior modeling requirement of car load again, taking into account the requirement that the product weight-saving satisfies time-to-market weak point, low cost of manufacture simultaneously again, thereby the optimal design of preceding crashproof crossbeam, become the important goal that innovation is constantly studied by each car production producer.At present, crashproof crossbeam major part all adopts traditional punching press, Heat forming or roll-in to realize before the car, there are product development cycle length, frock expense height, take problems such as material is many, thereby cause front anticollision beam of automobile cost height, also be difficult for satisfying the needs of the anterior moulding of car load, improving the structure of front anticollision beam of automobile, is the key point that addresses the above problem.
Summary of the invention
The present invention is used to overcome the defective of above-mentioned prior art and provides a kind of and satisfying the front anticollision beam of automobile assembly that is applicable to family-sized car that reduces material usage under the collision energy-absorbing prerequisite, realizes the product light-weight design.
The alleged problem of the present invention solves by the following technical programs:
A kind of front anticollision beam of automobile assembly that is applicable to family-sized car, comprise cross-beam body, energy-absorbing box in the formation, the energy-absorbing box is fixed in the cross-beam body both sides, its special feature is: described cross-beam body is made up of upper and lower two tubular beams and connecting panel, described tubular beams is " O " tee section, by connecting panel upper and lower two tubular beams is connected and fixed.
The above-mentioned front anticollision beam of automobile assembly that is applicable to family-sized car, described cross-beam body is symmetrical arranged, it is divided into interlude A, two end section C and two transition phase B, two end sections are higher than interlude on the height direction, hold section, interlude for being horizontally disposed with for two, transition phase coupling end section and interlude, interlude and transition phase are 6 °-30 ° at the angle β of height direction.
The above-mentioned front anticollision beam of automobile assembly that is applicable to family-sized car, cross-beam body is arc in the horizontal direction, and wherein the relative interlude knuckle of transition phase α 1 is 6 °-30 °, and interlude is 6 °-30 ° with respect to two ends section knuckle α 2.
The above-mentioned front anticollision beam of automobile assembly that is applicable to family-sized car, described connecting panel is provided with three, and they are distributed on the cross-beam body interlude, and described upper and lower two tubular beams sizes of space are 10mm ~ 60mm.
The present invention is directed to family-sized car and some C-class lightweights, easily satisfy the designing requirement of moulding, the front anticollision beam assembly that is applicable to above-mentioned vehicle is improved, its cross-beam body is made up of two tubular beams and connecting panel, " O " type cross section structure of tubular beams under the same circumference condition than other types section of beam, impact strength and collision energy-absorbing all can improve more than 40%, reduced of the injury of positive bump to car body and occupant, therefore, under the condition of equal performance requriements, can reduce the material section area, reduce the weight of product, realize product light-weight design target." O " type tubular beams can once realize brake forming by automatic multidimensional pipe bending machine, easily satisfies modeling requirement, and reduces manufacturing cost greatly.In addition, with upper and lower two tubular beams weld togethers, there is neutral gear at the middle part, can increase anterior incoming air area by connecting panel, helps the automotive front heat radiation.
Description of drawings
Fig. 1 is a block diagram of the present invention;
Fig. 2 is a front view of the present invention;
Fig. 3 is the birds-eye view of Fig. 2;
Fig. 4 is the D-D cross sectional drawing (enlarged drawing) of Fig. 2;
Fig. 5 is an energy-absorbing box block diagram;
Fig. 6 is an energy-absorbing box front view;
Fig. 7 is the E-E cross sectional drawing of Fig. 6.
Label is as follows in the accompanying drawing: 1. energy-absorbing box, 1-1. groove, 1-2. reinforced rib, 2. cross-beam body, 2-1. tubular beams, 2-2. connecting panel.
The specific embodiment
Referring to Fig. 1, Fig. 2, the present invention's formation comprises cross-beam body 2 and energy-absorbing box 1, and the energy-absorbing box is fixed on the cross-beam body both sides, and cross-beam body 2 is made up of upper and lower two tubular beams 2-1 and connecting panel 2-2, and three connecting panel 2-2 are with upper and lower two tubular beams captive joints.
Referring to Fig. 2, Fig. 4, described tubular beams 2-1 is " O " tee section, and according to the vehicle difference, its internal diameter size is the 20-60 millimeter, and wall thickness dimension is the 1.0-3.0 millimeter." O " type cuts section bar under the same circumference condition, and with the cutting section bar property ratio of other types, impact strength and collision energy-absorbing all can improve more than 40%, have reduced the injury of positive bump to car body and occupant.Therefore, under the equal condition of performance requriements, can reduce the material section area, reduce the weight of product, realize the light-weight design target.Adopt " O " shape tubular beams structure, satisfy the moulding requirement easily, in the course of processing, can once realize brake forming at automatic multidimensional pipe bending machine according to the anterior moulding of car.Cross-beam body leaves 10mm ~ 60mm neutral in the middle of two tubular beams 2-1, be beneficial to air and pass through, and helps the automotive front heat radiation.
Referring to Fig. 2, Fig. 3, cross-beam body 2 is a symmetrical structure, and it is divided into two end section C, two transition phase B and interlude A, each segment length according to vehicle anterior moulding determine.Install and performance requriements according to cross-beam body, cross-beam body two ends section on the height direction is higher than interlude, and two ends section, interlude be for being horizontally disposed with, transition phase coupling end section and interlude, and interlude and transition phase are 6 °-30 ° at the angle β of height direction.Cross-beam body for being arc, for reducing stress concentration, is provided with knuckle α 1 at transition phase and interlude junction in the horizontal direction, and α 1 is 6 °-30 °, at interlude and section junction, two ends knuckle α 2 is set, and α 2 is 6 °-30 °.
Referring to Fig. 5-7, energy-absorbing box 1 adopts the saturated weldering of CO2 to be welded on the left and right two ends of cross-beam body.The energy-absorbing box is provided with reinforced rib 1-2, and to increase the crushing strength of energy-absorbing box, energy-absorbing box and cross-beam body junction are provided with the arc groove 1-1 with tubular beams 2-1 cylindrical coupling, so that make energy-absorbing box and cross-beam body paste the clothes seam.
Below provide a present invention to be used for the specific embodiment of household small-size car:
The internal diameter size of tubular beams 2-1 is 25.4 millimeters, wall thickness dimension is 1.0 millimeters, two tubular beams spacings are 20 millimeters, cross-beam body interlude and transition phase are 15 ° at the angle β of height direction, cross-beam body transition phase and interlude junction knuckle α 1 in the horizontal direction is 12 °, interlude and section junction, two ends knuckle α 2 are 18 °, and interlude A length is 650mm, and end section C length is that 150mm, transition phase B length are 160mm.
Claims (4)
1. front anticollision beam of automobile assembly that is applicable to family-sized car, it comprises cross-beam body (2), energy-absorbing box (1), the energy-absorbing box is fixed in the cross-beam body both sides, it is characterized in that: described cross-beam body (2) is made up of upper and lower two tubular beams (2-1) and connecting panel (2-2), described tubular beams is " O " tee section, and connecting panel is connected and fixed upper and lower two tubular beams.
2. the front anticollision beam of automobile assembly that is applicable to family-sized car according to claim 1, it is characterized in that: described cross-beam body (2) is symmetrical arranged, it is divided into interlude A, two end section C and two transition phase B, two end sections are higher than interlude on the height direction, hold section, interlude for being horizontally disposed with for two, transition phase coupling end section and interlude, interlude and transition phase are 6 °-30 ° at the angle β of height direction.
3. the front anticollision beam of automobile assembly that is applicable to family-sized car according to claim 2 is characterized in that: cross-beam body (2) is arc in the horizontal direction, wherein the relative interlude knuckle of transition phase α
1Be 6 °-30 °, interlude is with respect to two ends section knuckle α
2It is 6 °-30 °.
4. according to claim 1 or the 2 or 3 described front anticollision beam of automobile assemblies that are applicable to family-sized car, it is characterized in that: described connecting panel (2-2) is provided with three, they are distributed on the cross-beam body interlude, and described upper and lower two tubular beams sizes of space are 10mm ~ 60mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110108844 CN102180136A (en) | 2011-04-28 | 2011-04-28 | Car front anti-collision beam assembly suitable for family cars |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110108844 CN102180136A (en) | 2011-04-28 | 2011-04-28 | Car front anti-collision beam assembly suitable for family cars |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102180136A true CN102180136A (en) | 2011-09-14 |
Family
ID=44566477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110108844 Pending CN102180136A (en) | 2011-04-28 | 2011-04-28 | Car front anti-collision beam assembly suitable for family cars |
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| Country | Link |
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| CN (1) | CN102180136A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015681A (en) * | 2014-05-23 | 2014-09-03 | 河南速达电动汽车科技有限公司 | Novel rear anti-collision beam assembly of automobiles |
| DE102016200674A1 (en) | 2016-01-20 | 2017-07-20 | Thyssenkrupp Ag | Bumper for a vehicle |
| DE102016216317A1 (en) | 2016-08-30 | 2018-03-01 | Bayerische Motoren Werke Aktiengesellschaft | Bumper crossmember |
| CN114375266A (en) * | 2019-07-29 | 2022-04-19 | 形状集团 | Vehicle bumper extension with crush box bracket |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1697498A (en) * | 1927-05-31 | 1929-01-01 | American Chain & Cable Co | Tubular-bar bumper |
| CN1621273A (en) * | 2003-11-27 | 2005-06-01 | 铃木株式会社 | Mounting structure of bumper beam |
| CN201646614U (en) * | 2010-04-08 | 2010-11-24 | 凌云工业股份有限公司 | Small automobile front bumper |
| CN101952142A (en) * | 2008-01-22 | 2011-01-19 | 派格有限公司 | Transversal bumper support for motor vehicles |
-
2011
- 2011-04-28 CN CN 201110108844 patent/CN102180136A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1697498A (en) * | 1927-05-31 | 1929-01-01 | American Chain & Cable Co | Tubular-bar bumper |
| CN1621273A (en) * | 2003-11-27 | 2005-06-01 | 铃木株式会社 | Mounting structure of bumper beam |
| CN101952142A (en) * | 2008-01-22 | 2011-01-19 | 派格有限公司 | Transversal bumper support for motor vehicles |
| CN201646614U (en) * | 2010-04-08 | 2010-11-24 | 凌云工业股份有限公司 | Small automobile front bumper |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015681A (en) * | 2014-05-23 | 2014-09-03 | 河南速达电动汽车科技有限公司 | Novel rear anti-collision beam assembly of automobiles |
| DE102016200674A1 (en) | 2016-01-20 | 2017-07-20 | Thyssenkrupp Ag | Bumper for a vehicle |
| DE102016216317A1 (en) | 2016-08-30 | 2018-03-01 | Bayerische Motoren Werke Aktiengesellschaft | Bumper crossmember |
| US10864870B2 (en) | 2016-08-30 | 2020-12-15 | Bayerische Motoren Werke Aktiengesellschaft | Bumper cross beam |
| CN114375266A (en) * | 2019-07-29 | 2022-04-19 | 形状集团 | Vehicle bumper extension with crush box bracket |
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Application publication date: 20110914 |