CN201071063Y - Front beam of vehicle engine and vehicle - Google Patents
Front beam of vehicle engine and vehicle Download PDFInfo
- Publication number
- CN201071063Y CN201071063Y CNU2007200718510U CN200720071851U CN201071063Y CN 201071063 Y CN201071063 Y CN 201071063Y CN U2007200718510 U CNU2007200718510 U CN U2007200718510U CN 200720071851 U CN200720071851 U CN 200720071851U CN 201071063 Y CN201071063 Y CN 201071063Y
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- China
- Prior art keywords
- front cross
- cross rail
- automotive engine
- engine front
- flange
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- Expired - Fee Related
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Abstract
The utility model discloses a front crossbeam of automobile engine for connecting the left and right front longitudinal beams. The front crossbeam comprises a first portion, a second portion and a third portion, which are integrally formed, wherein the first portion and the third portion are positioned in the same plane, and the second portion is respectively adjacent to the first portion and the third portion and inwardly concaved with respect to the first portion and the third portion. The utility model also discloses an automobile equipped with the front crossbeam of automobile engine. The utility model improves the strength of the front crossbeam of automobile engine, and solves the overweight problem of the front crossbeam of automobile engine.
Description
Technical field
The utility model relates to a kind of automotive field, the automobile of particularly a kind of automotive engine front cross rail and this automotive engine front cross rail of application.
Background technology
Along with automobile progresses into ordinary consumption family as a kind of durable consumer goods, the rapid growth of Chinese automobile recoverable amount, traffic accident also climbs up and up, and the safety of automobile becomes topic concerned gradually.Along with national compulsory head-on crash standard is more and more strict, under the more and more rational this overall situation of customer's structure car, auto trade is all attached great importance to the safety performance that improves frontal crash of vehicles.Under the energy-saving and environmental protection situation of current sternness, by optimizing the body structure design, with and adapt to new collision rules, satisfy customer's consumption demand, the passive satety that improves vehicle frontal collision seems particularly important.
Because automobile behind head-on crash, must be avoided driving engine to be squeezed into the member cabin and the member is damaged.Therefore, driving engine front cross rail crucial effects that plays in head-on crash.Existing automaker is familiar with abundant inadequately to the safety of driving engine front cross rail, the driving engine front cross rail is only done structure design, its simple in structure but poor stability.Referring to Fig. 1,1 longitudinal direction of driving engine front cross rail shown in this figure is simple in structure, causes the head-on crash poor-performing.
Though the automaker who has has carried out strengthening design to the driving engine front cross rail, adopts high tensile steel plate, because tare can not get effective control, has increased oil consumption, has improved use cost.The automaker who has welds reinforcement on the driving engine front cross rail, but complex manufacturing, the part condemnation factor is big, has caused high productive costs.
Therefore, how solving the problem in the above-mentioned background technology, is the technical matters that those skilled in the art need solution at present badly.
The utility model content
The technical problems to be solved in the utility model provides a kind of automotive engine front cross rail, can strengthen the intensity of automotive engine front cross rail, solves the overweight problem of automotive engine front cross rail again.
The technical problems to be solved in the utility model provides a kind of automobile, can strengthen the intensity of automotive engine front cross rail, solves the overweight problem of automotive engine front cross rail again.
Particularly, the utility model provides a kind of automotive engine front cross rail, is used to connect left and right sides front side member, and described front cross rail comprises integrated first one, second one and the 3rd one; Described first one with described the 3rd one be positioned at same plane, described second one with described first one not adjacent with described third part and relative described first one with described the 3rd one cave inward.
Preferably, described first one and described the 3rd one cross-sectional plane are similarly " several " font; When described front cross rail was installed in the machinery space of automobile, described first one and described the 3rd one included flange and protrudes the lug boss that described flange has first step.
Preferably, described second one comprises described flange and protrudes the lug boss that described flange has second step and the 3rd step.
Preferably, the width range of described second step is 1/6 to 1/2 of described second an one lug boss width.
Preferably, distance is 4.5mm to 10mm between described second step and the 3rd step.
Preferably, described front cross rail further comprises the condenser mounting hole that is opened on described second one the 3rd step, described second cross-sectional plane that is positioned at described condenser mounting hole is specially described flange protruding upward, has the convex shape of second step and the 3rd step; Described condenser mounting hole has the sidewall perpendicular to described front cross rail bottom surface, and described sidewall and described the 3rd step form the 4th step.
Preferably, described second one medium position vertically is provided with reinforced rib, and described reinforced rib is specially the lug boss of the described reinforced rib adjacent surface of downward protrusion.
Preferably, has mild cross transition face between the second step of the lug boss of described second one reinforced rib position and the 3rd step.
Preferably, described front cross rail further comprises the engine protecting mounting hole that is opened on the described second one flange, offers the front bumper mounting hole on the flange of the opposite side of described second described relatively engine protecting mounting hole.
The utility model also provides a kind of automobile, comprises the automotive engine front cross rail, and described automotive engine front cross rail is used to connect left and right sides front side member, and described front cross rail comprises integrated first one, second one and the 3rd one; Described first one with described the 3rd one be positioned at same plane, described second one with described first one not adjacent with described third part and relative described first one with described the 3rd one cave inward.
Compare with above-mentioned prior art, because automotive engine front cross rail described in the utility model comprises integrated first one, second one and the 3rd one; Described first one with described the 3rd one be positioned at same plane, described second one with described first one not adjacent with described third part and relative described first one with described the 3rd one cave inward.Therefore automotive engine front cross rail described in the utility model has reduced front cross rail thickness in the prior art relatively under the prerequisite of proof strength.Therefore automotive engine front cross rail described in the utility model is in light weight a lot of with respect to the existing front cross rail of plate iron very that adopts, corresponding oil consumption, the corresponding use cost that reduces the customer of having reduced.Owing to had the 3rd one that caves inward, strengthened the intensity of front cross rail, and also the automotive engine front cross rail described in the utility model structure that is formed in one, processing technology is simple, and the part condemnation factor is low, has reduced productive costs.
Description of drawings
Fig. 1 is a prior art automotive engine front cross rail structural representation;
Fig. 2 is a driving engine front cross rail structural representation described in the utility model;
Fig. 3 is a driving engine front cross rail birds-eye view described in the utility model;
Fig. 4 is a driving engine front cross rail front view described in the utility model;
Fig. 5 is a driving engine front cross rail A-A face cutaway view shown in Figure 3;
Fig. 6 is a driving engine front cross rail B-B face cutaway view shown in Figure 3;
Fig. 7 is a driving engine front cross rail C-C face cutaway view shown in Figure 3;
Fig. 8 is a driving engine front cross rail D-D face cutaway view shown in Figure 3;
Fig. 9 is a driving engine front cross rail E-E face cutaway view shown in Figure 3;
Figure 10 is a driving engine front cross rail F-F face cutaway view shown in Figure 3;
Figure 11 is a driving engine front cross rail H-H face cutaway view shown in Figure 3.
The specific embodiment
The utility model provides a kind of automotive engine front cross rail, can strengthen the intensity of automotive engine front cross rail, solves the overweight problem of automotive engine front cross rail again.
The applicant bases oneself upon existing maturation process by various project organization of driving engine front cross rail and material behavior are analyzed after the optimization, provide a kind of and can satisfy every safety collision rules, mainly is based on the automotive engine front cross rail of head-on crash rules.And the utility model provides a kind of structure simple relatively, effectively reduces and produces and the automotive engine front cross rail of use cost.
For the structure of automotive engine front cross rail described in the utility model clearly is described, specify the embodiment of automotive engine front cross rail described in the utility model below in conjunction with accompanying drawing.
Referring to Fig. 2 to Fig. 4 and Figure 11, Fig. 2 is a driving engine front cross rail structural representation described in the utility model; Fig. 3 is a driving engine front cross rail birds-eye view described in the utility model; Fig. 4 is a driving engine front cross rail front view described in the utility model.Figure 11 is a driving engine front cross rail H-H face cutaway view shown in Figure 3.
The described automotive engine front cross rail 11 of the utility model embodiment is used to connect left and right sides front side member (not shown).Described automotive engine front cross rail 11 comprises integrated first one 111, second ones 112 and the 3rd ones 113.Described first one 111 is positioned at same plane with described the 3rd one 113, and described second one 112 caves inward with described first one 111 and described the 3rd one 113 adjacent respectively and relative described first one 111 and described the 3rd one 113.From Fig. 4 and Figure 11, can know and find out, first one 111, second ones 112 and the 3rd ones 113 position relation.
Because the described automotive engine front cross rail 11 of the utility model embodiment comprises integrated first one 111, second ones 112 and the 3rd ones 113.Described first one 111 is positioned at same plane with described the 3rd one 113, and described second one 112 caves inward with described first one 111 and described the 3rd one 113 adjacent respectively and relative described first one 111 and described the 3rd one 113.Therefore automotive engine front cross rail 11 described in the utility model is under the prerequisite of proof strength, and prior art has reduced front cross rail thickness relatively.Therefore automotive engine front cross rail 11 described in the utility model is in light weight a lot of with respect to the existing front cross rail of plate iron very that adopts, corresponding oil consumption, the corresponding use cost that reduces the customer of having reduced.Owing to had the 3rd one 113 that caves inward, strengthened the intensity of described automotive engine front cross rail 11, and also the automotive engine front cross rail 11 described in the utility model structure that is formed in one, processing technology is simple, and the part condemnation factor is low, has reduced productive costs.
In order to prevent engine overheat, generally in the machinery space of automobile, need to install condenser.Front cross rail 11 described in the utility model can also comprise and is opened in described second one 112 condenser mounting hole 14.So just condenser can be fixedly mounted on the described front cross rail 11, make that the dismounting maintenance is more convenient.
For the mounting bracket in the machinery space that reduces automobile, also offer front bumper (also claiming secondary bumper/spoiler) mounting hole 13 and engine protecting mounting hole 12 on second one 112 of described front cross rail 11.Front bumper mounting hole 13 preferable case are 4, and are evenly distributed in the flange of described second one 112 1 side.Engine protecting mounting hole 12 preferable case are 3, and are evenly distributed in the flange of opposite side in the described bumper mounting of second one 112 be equipped with hole 13.
A kind of concrete mounting means of engine protecting and front bumper: by 3 M8 project-welding nuts of stationary welding machine projection welding on engine protecting mounting hole 12,4 of projection welding M6 project-welding nuts on front bumper mounting hole 13 again.With left front longeron assembly in described front cross rail 11 and the machinery space and the welding of right front longeron assembly, form self-supporting body then.
Owing on second one 112 of described front cross rail 11, offered front bumper mounting hole 13 and engine protecting mounting hole 12, reduced unnecessary mounting bracket, simplified production procedure, guaranteed the conformability of producing in enormous quantities, saved productive costs.
The described automotive engine front cross rail 11 of the utility model embodiment have a good head-on crash barrier propterty.The described automotive engine front cross rail 11 of the utility model embodiment is gone forward side by side and is too much taken turns frontal collision test through the CAE simulation analysis of computer, shows to have good head-on crash barrier propterty.Proved the structure design of described automotive engine front cross rail 11 excellences of the utility model embodiment.
The simulation analysis of computer conclusion: in head-on crash, the described automotive engine front cross rail 11 of the utility model embodiment forms framed structure with left front longeron of vehicle body and right front longeron, strengthens vehicle body rigidity and intensity, prevents driving engine intrusion member cabin.Therefore, in the head-on crash process, the driving engine front cross rail can not have moderate finite deformation, and promptly the driving engine front cross rail does not have than big energy-absorbing.Computer simulation experiment shows that the described automotive engine front cross rail 11 of the utility model embodiment energy-absorbing when head-on crash takes place is very limited, only accounts for about 0.5%.This has illustrated the rare distortion in head-on crash of the described automotive engine front cross rail 11 of the utility model embodiment, has enough rigidity, has played extraordinary booster action.
By full scale vehicle collision state and simulation analysis of computer conclusion basically identical repeatedly: driving engine does not have obvious displacement, and the distortion of driving engine front cross rail is little, has confirmed that described automotive engine front cross rail 11 structural safetys of the utility model embodiment are reliable.
For the cross-sectional structure of automotive engine front cross rail 11 described in the utility model clearly is described, see also Fig. 5 to Figure 10.Fig. 5 is a driving engine front cross rail A-A face cutaway view shown in Figure 3; Fig. 6 is a driving engine front cross rail B-B face cutaway view shown in Figure 3; Fig. 7 is a driving engine front cross rail C-C face cutaway view shown in Figure 3; Fig. 8 is a driving engine front cross rail D-D face cutaway view shown in Figure 3; Fig. 9 is a driving engine front cross rail E-E face cutaway view shown in Figure 3; Figure 10 is a driving engine front cross rail F-F face cutaway view shown in Figure 3.
A-A face cutaway view is described first one 111 cross section view.Described first one 111 cross-sectional plane is similar " several " font.When described front cross rail 11 was installed in the machinery space of automobile, described first one 111 comprised flange 16 and protrudes the lug boss that described flange 16 has first step 17.
As shown in Figure 1, described the 3rd one 113 cross-sectional plane also is similar " several " font.Described the 3rd one 113 also comprises flange 16 and protrudes the lug boss that described flange 16 has first step 17.
B-B face cutaway view, C-C face cutaway view, D-D face cutaway view and E-E face cutaway view all are second one 112 cross section view.
The B-B face is the horizontal section of second 112 and first 111 transition portion, and described front cross rail 11 also can be offered cold finger via hole 20 in B-B face position.The C-C face is the step profile of front bumper mounting hole 13 and engine protecting mounting hole 12.The D-D face is the section of condenser mounting hole 14.
Described second one 112 medium position can also be provided with waling 15 in a longitudinal direction, and described waling 15 is specially the reinforced rib lug boss 22 of described waling 15 adjacent surfaces of downward protrusion.The E-E face is the horizontal section of waling 15.The F-F face is the longitudinal profile of waling 15.The distances that the reinforced rib lug boss 22 of described waling 15 protrudes described waling 15 adjacent surfaces downwards are 3 to 5mm.The reinforced rib lug boss 22 of described waling 15 is 1/12 to 1/10 of described front cross rail 11 entire length.
Described second one comprises flange 16 and protrudes the lug boss that described flange has second step 18 and the 3rd step 19.Described front cross rail 11 is in B-B face position, and the width of second step 18 is slightly larger than the width of the 3rd step 19.The width of second step 18 is about 1/2 of whole lug boss.The diff-H of second step 18 and the 3rd step 19 is 6 to 8mm.
Described front cross rail 11 is in C-C face position, and the width of second step 18 is less than the width of the 3rd step 19.The width of second step 18 is about 1/3 of whole lug boss.The diff-H of second step 18 and the 3rd step 19 is 4.5 to 7mm.
Described front cross rail 11 is in D-D face position, and the width of second step 18 is less than the width of the 3rd step 19.The width of second step 18 is about 1/6 to 1/5 of whole lug boss.The diff-H of second step 18 and the 3rd step 19 is 4.5 to 7mm.Described condenser mounting hole 14 has the sidewall 14a perpendicular to described front cross rail bottom surface, and described sidewall 14a and described the 3rd step 19 form the 4th step 21.
Described front cross rail 11 is in E-E face position, and the width of second step 18 is less than the width of the 3rd step 19.The width of second step 18 is about 1/6 to 1/5 of whole lug boss.The diff-H of second step 18 and the 3rd step 19 is 7 to 10mm.Has mild cross transition face between the second step 18 of the lug boss of described second one 112 waling 15 positions and the 3rd step 19.This transition face is 1/4 to 1/3 of a whole lug boss.
Distance is 5mm to 10mm between described second step 18 and the 3rd step 19.The width range of described second step 18 is 1/6 to 1/2 of described second one 112 a lug boss width.
The material of front cross rail 11 described in the utility model can be selected materials such as automobile specified cold-rolling steel 1.5/DC04 for use.Adopt common Sheet Metal Forming Technology can guarantee conformity of production, satisfy the auto-industry requirement of mass production.In welding process, only adopted attachment point welding machine and mobile welding generator, welding gear is general, and welding process is simple.
The variable section design form of front cross rail 11 described in the utility model is guaranteeing that vehicle body has on the basis of good head-on crash protective capacities, and its part itself has good punch forming characteristic.And its Sheet Metal Forming Technology and welding process are simple, and especially it only need be by blanking, moulding, and punching, trimming and piercing die four prefaces are promptly plastic.Only under the situation of 35-50%, the stock utilization of front cross rail 11 described in the utility model has surpassed 70% to particularly current automobile punching parts stock utilization, has saved productive costs greatly.
The utility model also provides a kind of automobile, comprises automotive engine front cross rail 11.Described automotive engine front cross rail 11 is used to connect left and right sides front side member, and described front cross rail 11 comprises integrated first one 111, second ones 112 and the 3rd ones 113.Described first one 111 is positioned at same plane with described the 3rd one 113, and described second one 112 caves inward with described first one 111 and described the 3rd one 113 adjacent respectively and relative described first one 111 and described the 3rd one 113.
Automobile described in the utility model can have above-mentioned any automotive engine front cross rail 11.
The above only is one of preferred plan of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also carry out some improvement to the utility model, all should belong to the scope of the utility model protection.For example, GPRS the design concept (rigidity non-deformable) of driving engine front cross rail in head-on crash, the shape of this part in just can appropriate change the utility model, perhaps adopt the cold-rolling steel of other different trades mark of various different vendors, suitably adjust this part thickness, many features such as cross sectional shape fully satisfy the protective action of driving engine front cross rail in head-on crash.
Claims (10)
1. an automotive engine front cross rail is used to connect left and right sides front side member, it is characterized in that, described front cross rail comprises integrated first one, second one and the 3rd one; Described first one with described the 3rd one be positioned at same plane, described second one with described first one not adjacent with described third part and relative described first one with described the 3rd one cave inward.
2. automotive engine front cross rail according to claim 1 is characterized in that, described first one and described the 3rd one cross-sectional plane are similarly " several " font; When described front cross rail was installed in the machinery space of automobile, described first one and described the 3rd one included flange and protrudes the lug boss that described flange has first step.
3. automotive engine front cross rail according to claim 2 is characterized in that, described second one comprises described flange and protrude the lug boss that described flange has second step and the 3rd step.
4. automotive engine front cross rail according to claim 3 is characterized in that, the width range of described second step is 1/6 to 1/2 of described second an one lug boss width.
5. automotive engine front cross rail according to claim 3 is characterized in that, distance is 4.5mm to 10mm between described second step and the 3rd step.
6. automotive engine front cross rail according to claim 3, it is characterized in that, described front cross rail further comprises the condenser mounting hole that is opened on described second one the 3rd step, described second cross-sectional plane that is positioned at described condenser mounting hole is specially described flange protruding upward, has the convex shape of second step and the 3rd step; Described condenser mounting hole has the sidewall perpendicular to described front cross rail bottom surface, and described sidewall and described the 3rd step form the 4th step.
7. automotive engine front cross rail according to claim 3 is characterized in that described second one medium position vertically is provided with reinforced rib, and described reinforced rib is specially the lug boss of the described reinforced rib adjacent surface of downward protrusion.
8. automotive engine front cross rail according to claim 7 is characterized in that, has mild cross transition face between the second step of the lug boss of described second one reinforced rib position and the 3rd step.
9. according to the arbitrary described automotive engine front cross rail of claim 1 to 8, it is characterized in that, described front cross rail further comprises the engine protecting mounting hole that is opened on the described second one flange, offers the front bumper mounting hole on the flange of the opposite side of described second described relatively engine protecting mounting hole.
10. an automobile comprises the automotive engine front cross rail, it is characterized in that, described automotive engine front cross rail is used to connect left and right sides front side member, and described front cross rail comprises integrated first one, second one and the 3rd one; Described first one with described the 3rd one be positioned at same plane, described second one with described first one not adjacent with described third part and relative described first one with described the 3rd one cave inward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200718510U CN201071063Y (en) | 2007-06-29 | 2007-06-29 | Front beam of vehicle engine and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200718510U CN201071063Y (en) | 2007-06-29 | 2007-06-29 | Front beam of vehicle engine and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201071063Y true CN201071063Y (en) | 2008-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200718510U Expired - Fee Related CN201071063Y (en) | 2007-06-29 | 2007-06-29 | Front beam of vehicle engine and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201071063Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101708737B (en) * | 2009-10-29 | 2011-06-08 | 力帆实业(集团)股份有限公司 | Front rail structure of automobile body |
| CN102279126A (en) * | 2011-06-30 | 2011-12-14 | 深圳市大族激光科技股份有限公司 | Method for determining material performance parameter by combination of testing and CAE simulation |
| CN103121066A (en) * | 2011-11-18 | 2013-05-29 | 北汽福田汽车股份有限公司 | Forming method for frame crossbeam |
| CN103770846A (en) * | 2012-10-17 | 2014-05-07 | 三菱自动车工业株式会社 | Cross member |
| CN105882761A (en) * | 2014-12-15 | 2016-08-24 | 金华职业技术学院 | Automobile engine compartment reinforcing cross beam assembly and automobile |
| CN108394470A (en) * | 2018-03-30 | 2018-08-14 | 南京天河汽车零部件股份有限公司 | Cabin suspension welding assembly |
-
2007
- 2007-06-29 CN CNU2007200718510U patent/CN201071063Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101708737B (en) * | 2009-10-29 | 2011-06-08 | 力帆实业(集团)股份有限公司 | Front rail structure of automobile body |
| CN102279126A (en) * | 2011-06-30 | 2011-12-14 | 深圳市大族激光科技股份有限公司 | Method for determining material performance parameter by combination of testing and CAE simulation |
| CN102279126B (en) * | 2011-06-30 | 2013-04-17 | 深圳市大族激光科技股份有限公司 | Method for determining material performance parameter by combination of testing and CAE simulation |
| CN103121066A (en) * | 2011-11-18 | 2013-05-29 | 北汽福田汽车股份有限公司 | Forming method for frame crossbeam |
| CN103121066B (en) * | 2011-11-18 | 2015-02-18 | 北汽福田汽车股份有限公司 | Forming method for frame crossbeam |
| CN103770846A (en) * | 2012-10-17 | 2014-05-07 | 三菱自动车工业株式会社 | Cross member |
| CN103770846B (en) * | 2012-10-17 | 2016-08-10 | 三菱自动车工业株式会社 | Frame cross |
| CN105882761A (en) * | 2014-12-15 | 2016-08-24 | 金华职业技术学院 | Automobile engine compartment reinforcing cross beam assembly and automobile |
| CN108394470A (en) * | 2018-03-30 | 2018-08-14 | 南京天河汽车零部件股份有限公司 | Cabin suspension welding assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI HUAPU GUORUN CAR CO., LTD. Free format text: FORMER OWNER: SHANGHAI HUAPU CAR CO., LTD. Effective date: 20091016 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20091016 Address after: Shanghai City, Jinshan District Fengjing Industrial Park, zip code: 201501 Co-patentee after: Shanghai Maple Automobile Co., Ltd. Patentee after: Shanghai Maple Guorun Automobile Co Address before: Shanghai City, Jinshan District Fengjing Industrial Park, zip code: 201501 Patentee before: Shanghai Maple Automobile Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080611 Termination date: 20130629 |