CN203148685U - Automobile body bending stiffness experiment loading device - Google Patents
Automobile body bending stiffness experiment loading device Download PDFInfo
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- CN203148685U CN203148685U CN 201320107181 CN201320107181U CN203148685U CN 203148685 U CN203148685 U CN 203148685U CN 201320107181 CN201320107181 CN 201320107181 CN 201320107181 U CN201320107181 U CN 201320107181U CN 203148685 U CN203148685 U CN 203148685U
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- connecting rod
- web joint
- bending stiffness
- support portion
- vehicle body
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Abstract
The utility model provides an automobile body bending stiffness experiment loading device which is used for being connected with a loading end. The automobile body bending stiffness experiment loading device comprises a beam, a first connecting rod and a second connecting rod. The beam and the loading end are connected in a spherical hinge manner. The joint of the beam and the loading end can be adjusted. The first connecting rod is located on one end of the beam and is connected with the beam. The joint of the first connecting rod and the beam can be adjusted. The second connecting rod is located on the other end of the beam and is connected with the beam. The joint of the second connecting rod and the beam can be adjusted. The automobile body bending stiffness experiment loading device provided by the utility model is more conducive to load applying compared with the traditional automobile body bending stiffness experiment loading device, and has the advantages of reasonable stress distribution, accurate delivery location, easy technology realization, compact structure, space saving and certain versatility.
Description
Technical field
The utility model relates to white car vehicle body experiment field, relates in particular to a kind of vehicle body bending stiffness experiment charger.
Background technology
The ability of vehicle body resistance to deformation mainly comprised bending stiffness and torsional rigidity when body stiffness referred to that vehicle in use is subjected to being unlikely to damaging the general external force of vehicle body.Bending stiffness is an important performance of body in white structure, must in time test the body in white bending stiffness early stage in design, comes the guaranteed performance requirement.
If tradition body in white bending stiffness charger adopts a loading end, often because the reason of additional torsional restraint causes the loading force skewness, also have charger and vehicle body contact point inaccurate, also can the impact analysis result.Another kind of charger adopts a plurality of loading ends, has increased the complexity of test so again greatly.
So there are problems such as loading force out of true, testing equipment complexity in body in white bending stiffness test at present, these problems are unfavorable for judgement and the simulation analysis of computer of test findings.
The utility model content
Technical problem to be solved in the utility model provides a kind of white car vehicle body bending stiffness experiment loading unit, and this vehicle body bending stiffness experiment loading unit can make to load simply to make again and be loaded with very high accuracy.
For solving the problems of the technologies described above, the utility model provides technical scheme as follows:
A kind of vehicle body bending stiffness experiment charger is used for being connected with loading end, comprising:
Crossbeam, described crossbeam adopts the mode of ball pivot to be connected with described loading end, and wherein, the link position that described crossbeam is connected with described loading end can be regulated;
First connecting rod, described first connecting rod are positioned at an end of described crossbeam, and are connected with described crossbeam, and wherein, the link position that described first connecting rod is connected with described crossbeam can be regulated;
Second connecting rod, described second connecting rod is positioned at the other end of described crossbeam, and is connected with described crossbeam, and wherein, the link position that described second connecting rod is connected with described crossbeam can be regulated.
Preferably, described vehicle body bending stiffness experiment charger also comprises:
First support portion, described first support zone be in an end of described first connecting rod, and be connected with described first connecting rod, and wherein, the link position of described first support portion and described first connecting rod can be regulated;
Second support portion, described second support zone be in the other end of described first connecting rod, and be connected with described first connecting rod, and wherein, the link position of described second support portion and described first connecting rod can be regulated.
Preferably, described first support portion and described second support portion are symmetrically distributed in the two ends of described first connecting rod, and described first support portion and described second support portion are in structure, identical in shape.
Preferably, described is that first support portion and described second support portion all are rectangle, and each support portion all comprises four end to end web joints, and wherein first web joint is relative with the 3rd web joint; Second web joint is relative with the 4th web joint.
Preferably, described first web joint is connected with the 4th web joint with described second web joint respectively by web member, and described the 3rd web joint is connected with the 4th web joint with described second web joint respectively by web member; Wherein, be respectively arranged with chute or a plurality of through hole at described second web joint and the 4th web joint, the link position that described chute or a plurality of through hole make described first web joint and described second web joint be connected with the 4th web joint is adjusting, and the link position that perhaps makes described the 3rd web joint and described second web joint be connected with the 4th web joint is adjusting.
Preferably, described web member is bolt.
Preferably, described vehicle body bending stiffness experiment charger also comprises:
First back-up block, described first back-up block is positioned at an end of described second connecting rod, and is connected with described second connecting rod, and wherein, the link position that described first back-up block is connected with described second connecting rod can be regulated;
Second back-up block, described second back-up block is positioned at the other end of described second connecting rod, and is connected with described second connecting rod, and wherein, the link position that described second back-up block is connected with described second connecting rod can be regulated.
Preferably, described first back-up block and described second back-up block are symmetrically distributed in the two ends of described second connecting rod, and described first back-up block and described second back-up block are in structure, identical in shape.
Preferably, described vehicle body bending stiffness experiment charger is made by ferrous materials.
Compared with prior art, the beneficial effects of the utility model are:
Novel body of a motor car bending stiffness experiment loading unit is compared with orthodox car vehicle body bending stiffness experiment loading unit and is more conducive to load and applies, and it is more reasonable that power is distributed, and it is more accurate to transmit the position, technology is easy to realize, compact conformation is saved the space, also has certain versatility.
Description of drawings
Fig. 1 is the fundamental diagram of the vehicle body bending stiffness experiment charger of the utility model embodiment;
Fig. 2 is the structural representation of the vehicle body bending stiffness experiment charger of the utility model embodiment;
Fig. 3 is the structural representation of the first connecting rod of the utility model embodiment;
Fig. 4 is the structural representation of first support portion of the utility model embodiment;
Fig. 5 is the structural representation of first back-up block of the utility model embodiment.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with the accompanying drawings and the specific embodiments the utility model is described in detail.At this, illustrative examples of the present utility model and explanation are used for explaining the utility model, but can not think restriction of the present utility model.
A kind of vehicle body bending stiffness experiment charger that provides among the utility model embodiment when being used for simulated automotive seat dialogue car vehicle body generation pressure, is judged the bending stiffness of white car vehicle body from the flexural deformation situation of white car vehicle body.Its fundamental diagram as shown in Figure 1, with reference to Fig. 1, an end of described vehicle body bending stiffness experiment charger 2 is connected with the ball pivot ways of connecting with loading end 1, described loading end 1 is existing equipment, repeats no more here.The other end of described vehicle body bending stiffness experiment charger 2 is pressed on the vehicle body 3 in the mode of face contact, when described loading end 1 imposed load, described vehicle body bending stiffness experiment charger 2 passes to described vehicle body 3 with this described load, therefore vehicle body 3 occurs bending and deformation, and the situation of being bent and deformed is judged the bending stiffness of vehicle body 3.
Fig. 2 is the structural representation of the vehicle body bending stiffness experiment charger of the utility model embodiment, and please in conjunction with Fig. 2, in embodiment of the present utility model, described vehicle body bending stiffness experiment charger preferably uses ferrous materials to make, and comprising:
Crossbeam 4, described crossbeam 4 is provided with the ball pivot connecting portion 7 that is connected for described loading end 1 at the place, centre position, be that described vehicle body bending stiffness experiment charger 2 adopts the mode of ball pivot to be connected with described loading end 1, this ball pivot ways of connecting can discharge the degree of freedom on X, Y, the Z direction, make that the load mode of described loading end 1 is versatile and flexible, be beneficial to load and apply, and select to be fit to loading direction according to different vehicles.
Wherein, place, centre position at described crossbeam 4 is provided with first groove 8, described ball pivot connecting portion 7 can slide in described first groove 8, thereby make described crossbeam 4 and the link position of described loading end 1 to regulate, this link position can be regulated, and makes capable distribution more reasonable, it is more accurate to transmit the position, in following link position can be regulated, its principle was identical therewith, below repeats no more.
First connecting rod 6, described first connecting rod 6 is positioned at an end of described crossbeam 4, and is connected with described crossbeam 4, and wherein, described first connecting rod 6 also can be regulated with the link position that described crossbeam 4 is connected.
Second connecting rod 5, described second connecting rod 5 is positioned at the other end of described crossbeam 4, and is connected with described crossbeam 4, and wherein, described second connecting rod 5 can be regulated with the link position that described crossbeam 4 is connected.
Wherein, described first connecting rod 6 and described second connecting rod 5 are identical on structure, shape, function.Present embodiment is example with first connecting rod 6, introduces described first connecting rod 6, and second connecting rod 5 in like manner.
Fig. 3 is the structural representation of the first connecting rod 6 of the utility model embodiment, in conjunction with Fig. 3, one end of described first connecting rod 6 is provided with second groove 9, end at described first connecting rod 6 also is provided with first support portion, described first support portion utilizes web member such as bolt to be connected with described first connecting rod 6 by described second groove 9, because the existence of described second groove 9 makes described first support portion can regulate with the link position that described first connecting rod 6 is connected.
The other end of described first connecting rod 6 also is provided with the 3rd groove 12, the other end at described first connecting rod 6 also is provided with second support portion, described second support portion utilizes web member such as bolt to be connected with described first connecting rod 6 by described the 3rd groove 12, because the existence of described the 3rd groove 12 makes described second support portion can regulate with the link position that described first connecting rod 6 is connected.
Wherein, described first support portion and described second support portion are set are the situation in order can better the simulated automotive seat contacting with vehicle body, thereby more truly to draw the bending stiffness of vehicle body.
Place, centre position at described first connecting rod 6 also is provided with projection 13, described first connecting rod 6 is connected with described crossbeam 4 by described protruding 13 top nuts 14, wherein, on described crossbeam 4, be provided with the 4th chute 15 with described first connecting rod 6 junctions, because the existence of described the 4th chute 15 makes described first connecting rod 6 can regulate with the link position that described crossbeam 4 is connected.
Described second connecting rod 5 principles are identical with the principle of described first connecting rod 6, repeat no more here.
In the utility model embodiment, described first support portion and described second support portion are symmetrically distributed in the two ends of described first connecting rod 6, and described first support portion and described second support portion are identical on structure, shape, function.
This enforcement new embodiment is example with described first support portion, introduces structure, shape, the function of described first support portion, and second support portion in like manner.
Fig. 4 is the structural representation of first support portion, and in conjunction with Fig. 4, described first support portion is rectangle, whenever comprises four end to end web joints, and wherein first web joint 16 is relative with the 3rd web joint 17; Second web joint 18 is relative with the 4th web joint 19.
Because Bai Chechenei is not necessarily smooth, especially in automotive interior front chair installation place, the space is smaller, is difficult to simulated automotive seat stressing conditions, so be provided with first back-up block 10 and second back-up block 11 that is symmetrical distribution in the distribution of the two ends of described second connecting rod 5.Described first back-up block 10 and described second back-up block 11 are identical on structure, shape, function, and present embodiment is example with described first back-up block 10, introduces structure, shape, the function of described first back-up block 10, and second back-up block 11 in like manner.
The structural representation of described first back-up block 10 in conjunction with Fig. 5, is provided with first threaded rod 22 with described second connecting rod 5 junctions as shown in Figure 5 on described first back-up block 10.Described first back-up block 10 utilizes described first threaded rod 22 to pass second groove 9 on the described second connecting rod 5, and utilizes web members such as bolt and described second connecting rod 5 to link together.Wherein, because the existence of described second groove 9 makes described first back-up block 10 can regulate with the link position that described second connecting rod 5 is connected.
In sum, this novel body of a motor car bending stiffness experiment loading unit is compared with orthodox car vehicle body bending stiffness experiment loading unit and is more conducive to load and applies, and it is more reasonable that power is distributed, it is more accurate to transmit the position, and technology is easy to realize compact conformation, save the space, also have certain versatility.
The above only is preferred implementation 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 make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (9)
1. a vehicle body bending stiffness experiment charger is used for being connected with loading end, it is characterized in that, comprising:
Crossbeam, described crossbeam adopts the mode of ball pivot to be connected with described loading end, and wherein, the link position that described crossbeam is connected with described loading end can be regulated;
First connecting rod, described first connecting rod are positioned at an end of described crossbeam, and are connected with described crossbeam, and wherein, the link position that described first connecting rod is connected with described crossbeam can be regulated;
Second connecting rod, described second connecting rod is positioned at the other end of described crossbeam, and is connected with described crossbeam, and wherein, the link position that described second connecting rod is connected with described crossbeam can be regulated.
2. vehicle body bending stiffness experiment charger according to claim 1 is characterized in that, also comprises:
First support portion, described first support zone be in an end of described first connecting rod, and be connected with described first connecting rod, and wherein, the link position of described first support portion and described first connecting rod can be regulated;
Second support portion, described second support zone be in the other end of described first connecting rod, and be connected with described first connecting rod, and wherein, the link position of described second support portion and described first connecting rod can be regulated.
3. vehicle body bending stiffness according to claim 2 is tested charger, it is characterized in that, described first support portion and described second support portion are symmetrically distributed in the two ends of described first connecting rod, and described first support portion and described second support portion are in structure, identical in shape.
4. vehicle body bending stiffness according to claim 3 is tested charger, it is characterized in that, described is that first support portion and described second support portion all are rectangle, and each support portion all comprises four end to end web joints, and wherein first web joint is relative with the 3rd web joint; Second web joint is relative with the 4th web joint.
5. vehicle body bending stiffness according to claim 4 is tested charger, it is characterized in that: described first web joint is connected with the 4th web joint with described second web joint respectively by web member, and described the 3rd web joint is connected with the 4th web joint with described second web joint respectively by web member; Wherein, be respectively arranged with chute or a plurality of through hole at described second web joint and the 4th web joint, the link position that described chute or a plurality of through hole make described first web joint and described second web joint be connected with the 4th web joint is adjusting, and the link position that perhaps makes described the 3rd web joint and described second web joint be connected with the 4th web joint is adjusting.
6. vehicle body bending stiffness experiment charger according to claim 5 is characterized in that described web member is bolt.
7. vehicle body bending stiffness experiment charger according to claim 1 is characterized in that, also comprises:
First back-up block, described first back-up block is positioned at an end of described second connecting rod, and is connected with described second connecting rod, and wherein, the link position that described first back-up block is connected with described second connecting rod can be regulated;
Second back-up block, described second back-up block is positioned at the other end of described second connecting rod, and is connected with described second connecting rod, and wherein, the link position that described second back-up block is connected with described second connecting rod can be regulated.
8. vehicle body bending stiffness according to claim 7 is tested charger, it is characterized in that, described first back-up block and described second back-up block are symmetrically distributed in the two ends of described second connecting rod, and described first back-up block and described second back-up block are in structure, identical in shape.
9. vehicle body bending stiffness experiment charger according to claim 1 is characterized in that, described vehicle body bending stiffness experiment charger is made by ferrous materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320107181 CN203148685U (en) | 2013-03-08 | 2013-03-08 | Automobile body bending stiffness experiment loading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320107181 CN203148685U (en) | 2013-03-08 | 2013-03-08 | Automobile body bending stiffness experiment loading device |
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| Publication Number | Publication Date |
|---|---|
| CN203148685U true CN203148685U (en) | 2013-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320107181 Expired - Fee Related CN203148685U (en) | 2013-03-08 | 2013-03-08 | Automobile body bending stiffness experiment loading device |
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| CN (1) | CN203148685U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352790A (en) * | 2015-11-28 | 2016-02-24 | 郑州飞机装备有限责任公司 | Adjustable mechanical test device with multiple degrees of freedom |
| CN110320019A (en) * | 2019-07-24 | 2019-10-11 | 北京建筑材料检验研究院有限公司 | Fatigue testing equipment for antidetonation suspension and support |
-
2013
- 2013-03-08 CN CN 201320107181 patent/CN203148685U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352790A (en) * | 2015-11-28 | 2016-02-24 | 郑州飞机装备有限责任公司 | Adjustable mechanical test device with multiple degrees of freedom |
| CN105352790B (en) * | 2015-11-28 | 2018-06-26 | 郑州飞机装备有限责任公司 | The adjustable mechanical testing equipment of multiple degrees of freedom |
| CN110320019A (en) * | 2019-07-24 | 2019-10-11 | 北京建筑材料检验研究院有限公司 | Fatigue testing equipment for antidetonation suspension and support |
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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: BEIJING AUTOMOBILE RESEARCH GENERAL INSTITUTE CO., Free format text: FORMER OWNER: BAIC MOTOR CO., LTD. Effective date: 20131205 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131205 Address after: 101300 Beijing, Shunyi District Shun Road, No. 25, room 5, 106 Patentee after: BEIJING AUTOMOBILE RESEARCH GENERAL INSTITUTE Co.,Ltd. Address before: 101300 Beijing City Renhe Town Shunyi District Shuanghe Street No. 99 Patentee before: BAIC MOTOR Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |