CN204296864U - A kind of frame crossbeam - Google Patents
A kind of frame crossbeam Download PDFInfo
- Publication number
- CN204296864U CN204296864U CN201420781833.1U CN201420781833U CN204296864U CN 204296864 U CN204296864 U CN 204296864U CN 201420781833 U CN201420781833 U CN 201420781833U CN 204296864 U CN204296864 U CN 204296864U
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- cross
- beam body
- connecting portion
- sidewall
- crossbeam
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Abstract
The utility model discloses a kind of frame crossbeam, comprise cross-beam body and the connection bracket being arranged on end, cross-beam body two ends, connection bracket comprises crossbeam connecting portion and longeron connecting portion, longeron connecting portion comprises in the first trapezoidal base plate and the first side wall, crossbeam connecting portion comprises the second rectangular base plate and the second sidewall, the first welding flange and the second flange of outwards bending is provided with in one end that longeron connecting portion is wider, one end of narrower one end and crossbeam connecting portion is connected as a single entity, and crossbeam connecting portion fastens and is fixed on the end of cross-beam body.The utility model on the basis meeting vehicle frame rigidity requirement, can meet the requirement of product diversity, the generalization degree of improving product.
Description
Technical field
The utility model relates to the parts of automobile, more specifically to a kind of frame crossbeam.
Background technology
Along with the rise of auto trade, automobile be configured in change with rapid changepl. never-ending changes and improvements, customer demand increase the variation and individualized development that facilitate product.Meet user expectation to tackle the market demand, each automobile vendor is constantly adjusting product line, in succession researches and develops new product, and along with increasing of product, the parts kind of automobile gets more and more, and handling cost is more and more higher.
Automobile chassis frame is as an important component part of commercial vehicle/comm..vehicle, and its comformability height directly determines the seriation degree of car load product and the size in scalable space, and existing cross member of frame is all disposal molding mostly, for Integral U-shaped punching press crossbeam as shown in Figure 5.Its mounting structure as shown in Figure 6, cross member of frame 2 is connected with longeron 3 by the flange of its end, two ends, the width of this vehicle frame can not adjust, bad adaptability, adverse effect is brought to the modification upgrading of car load, the crossbeam of different length can not repeatedly utilize, the probability that the cross member of frame of different in width uses basic vehicle crossbeam is too low, and the flange difference of crossbeam cannot be carried out general, cause the upgrading period of product longer, the general rate of mould is low, use of eliminating and can not expand on other products due to basic vehicle after parts thereof exploitation causes the mould of parts to be forced to scrap, cause the waste of R&D costs.
Summary of the invention
The purpose of this utility model is to provide a kind of frame crossbeam, and it on the basis meeting vehicle frame rigidity requirement, can meet the requirement of product diversity, the generalization degree of improving product.
Frame crossbeam described in the utility model, comprise cross-beam body, the section entirety of cross-beam body is U-shaped, the top of cross-beam body sidewall is to being outside equipped with welding flange, also comprise the connection bracket being arranged on end, cross-beam body two ends, this connection bracket comprises crossbeam connecting portion and longeron connecting portion, longeron connecting portion comprises in the first trapezoidal base plate, the first side wall upwards bent is respectively arranged with at two hypotenuses of the first base plate, crossbeam connecting portion comprises the second rectangular base plate, is respectively arranged with the second sidewall upwards bent on the forward and backward limit of the second base plate.
First base plate and the first side wall of the wider one end of longeron connecting portion are respectively arranged with the first welding flange and the second flange of outwards bending; The narrower one end of longeron connecting portion is connected with one end of crossbeam connecting portion, and one end of one end that the first base plate is narrower and the second top board is connected as a single entity, and the first side wall of this end is connected as a single entity with the second corresponding sidewall; Crossbeam connecting portion fastens and is fixed on the end of cross-beam body, and the second top board lower surface and cross-beam body end end face are fitted, and inner side and the cross-beam body side-wall outer side of the second sidewall are fitted.
Further, the second top board offers welding knock hole and bolt through-hole, the second top board is welded with cross-beam body end end face by welding knock hole and locates, and crossbeam coupling end is fixedly connected with beam-end through bolt through-hole by bolt; Second sidewall offers plug welding hole, and the second sidewall is by the sidewall weld of plug welding hole and cross-beam body end.The first side wall and the second sidewall are provided with the 3rd welding flange, and the 3rd welding flange overlaps with the flange on cross-beam body and welds.Ensure that weld strength and welding quality.
Further, the end face of cross-beam body is provided with the first reinforced rib, the junction of cross-beam body sidewall and cross-beam body sidewall flange is provided with the second reinforced rib.
Further, the first welding flange is provided with the 3rd reinforced rib, strengthens the intensity of the first welding flange.
Frame crossbeam described in the utility model is compared with existing Integral cross beam, the two ends of cross-beam body are connected with longeron by connection bracket, cross-beam body is the U-shaped girder construction of rule, its end does not have flange, flow forming can be adopted, need to make different beam structures according to the length of product, cross-beam body can convert different kinds as required, the variety of improving product.Connection bracket adopts above-mentioned trapezium structure, and the coupling end of itself and longeron wants large compared with the size of cross-beam body, and intensity is higher, good stability, is convenient to rail loads dispersion and transmits, and improves stability and the overall stiffness of vehicle frame of product structure.In the expansion R & D design process of subsequent product, directly can use other crossbeams and carry out mating or change the upgrading that connection bracket carries out existing crossbeam, the universalization of improving product, shorten new product development cycle.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of connection bracket in the utility model;
Fig. 3 is the structural representation of the utility model center member body;
Fig. 4 is the mounting structure schematic diagram of the utility model and longeron;
Fig. 5 is the structural representation of existing cross member of frame;
Fig. 6 is the mounting structure schematic diagram of existing cross member of frame and longeron.
Detailed description of the invention
In order to explain the technical solution of the utility model further, below in conjunction with accompanying drawing, the utility model is elaborated.
Shown in Fig. 1, Fig. 2 and Fig. 3, this frame crossbeam, comprise cross-beam body 2 and the connection bracket 1 being arranged on end, cross-beam body 2 two ends, the section entirety of cross-beam body 2 is U-shaped, the top of cross-beam body sidewall 22 is to being outside equipped with flange 23, the end face 21 of cross-beam body 2 is provided with the first reinforced rib 26 and the liquid-leaking nozzle 25 for application leakage, has bolt hole 27 at the end opens of end face.Cross-beam body sidewall 22 and the junction of cross-beam body sidewall flange 23 are provided with the second reinforced rib 24.
This connection bracket 1 comprises crossbeam connecting portion and longeron connecting portion, longeron connecting portion comprises in the first trapezoidal base plate 11, the first side wall 12 upwards bent is respectively arranged with at two hypotenuses of the first base plate 11, crossbeam connecting portion comprises the second rectangular base plate 16, is respectively arranged with the second sidewall 17 upwards bent on the forward and backward limit of the second base plate 16.
First base plate 11 and the first side wall 12 of the wider one end of longeron connecting portion are respectively arranged with the first welding flange 111 and the second flange 121 of outwards bending, the first welding flange 111 is provided with the 3rd reinforced rib 112.The narrower one end of longeron connecting portion is connected with one end of crossbeam connecting portion, one end of one end that first base plate 11 is narrower and the second top board 16 is connected as a single entity, the first side wall 12 of this end is connected as a single entity with the second corresponding sidewall 17, and the first side wall 12 and the second sidewall 17 are provided with the 3rd welding flange 122.Crossbeam connecting portion fastens and is fixed on the end of cross-beam body 2, and the second top board lower surface and cross-beam body end end face are fitted, and inner side and the cross-beam body side-wall outer side of the second sidewall are fitted.Second top board 16 offers welding knock hole 13 and bolt through-hole 14, second top board is welded with cross-beam body end end face located by welding knock hole 13, bolt passes bolt through-hole 14 and is fixedly connected with beam-end by crossbeam connecting portion with bolt hole 27.Second sidewall 17 offers plug welding hole 15, and the second sidewall 17 is by the sidewall weld of plug welding hole 15 with cross-beam body 2 end, and the 3rd welding flange 122 overlaps with flange 23 and welds.
During welding, in order to ensure precision and easy to assembly, connection bracket 1 is first welded by the knock hole that welds in connection bracket 1 with cross-beam body 2, and then be connected with cross-beam body 2 end bolt, connection bracket sidewall is by plug welding hole 15 and cross-beam body sidewall weld, after having welded, cross member of frame is welded with longeron 3 by the first welding flange 111 and the second welding flange 121.
Claims (4)
1. a frame crossbeam, comprise cross-beam body (2), the section entirety of cross-beam body is U-shaped, the top of cross-beam body sidewall (22) is to being outside equipped with flange (23), it is characterized in that: also comprise the connection bracket (1) being arranged on end, cross-beam body two ends, this connection bracket comprises crossbeam connecting portion and longeron connecting portion, longeron connecting portion comprises in trapezoidal the first base plate (11), the first side wall (12) upwards bent is respectively arranged with at two hypotenuses of the first base plate, crossbeam connecting portion comprises rectangular the second base plate (16), before the second base plate, back is respectively arranged with the second sidewall (17) upwards bent,
First base plate and the first side wall of the wider one end of longeron connecting portion are respectively arranged with the first welding flange (111) and the second flange (121) of outwards bending; The narrower one end of longeron connecting portion is connected with one end of crossbeam connecting portion, and one end of one end that the first base plate is narrower and the second top board is connected as a single entity, and the first side wall of this end is connected as a single entity with the second corresponding sidewall; Crossbeam connecting portion fastens and is fixed on the end of cross-beam body, and the second top board (16) lower surface and cross-beam body end end face are fitted, and inner side and the cross-beam body side-wall outer side of the second sidewall (17) are fitted.
2. frame crossbeam according to claim 1, it is characterized in that: on the second top board (16), offer welding knock hole (13) and bolt through-hole (14), second top board is welded with cross-beam body end end face by welding knock hole and locates, and crossbeam coupling end is fixedly connected with beam-end through bolt through-hole by bolt; Second sidewall (17) offers plug welding hole (15), second sidewall is by the sidewall weld of plug welding hole and cross-beam body end, the first side wall (12) and the second sidewall (17) are provided with the 3rd welding flange (122), and the 3rd welding flange overlaps with the flange (23) on cross-beam body (2) and welds.
3. frame crossbeam according to claim 2, is characterized in that: the end face (21) of cross-beam body (2) is provided with the first reinforced rib (26), and cross-beam body sidewall (22) and the junction of flange (23) are provided with the second reinforced rib (24).
4. frame crossbeam according to Claims 2 or 3, is characterized in that: the first welding flange (111) is provided with the 3rd reinforced rib (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420781833.1U CN204296864U (en) | 2014-12-12 | 2014-12-12 | A kind of frame crossbeam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420781833.1U CN204296864U (en) | 2014-12-12 | 2014-12-12 | A kind of frame crossbeam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204296864U true CN204296864U (en) | 2015-04-29 |
Family
ID=53102431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420781833.1U Active CN204296864U (en) | 2014-12-12 | 2014-12-12 | A kind of frame crossbeam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204296864U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106114625A (en) * | 2016-07-21 | 2016-11-16 | 北汽福田汽车股份有限公司 | Vehicle frame and there is its vehicle |
| CN106143617A (en) * | 2016-06-27 | 2016-11-23 | 奇瑞汽车股份有限公司 | A kind of automobile front subframe web beam structure |
-
2014
- 2014-12-12 CN CN201420781833.1U patent/CN204296864U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106143617A (en) * | 2016-06-27 | 2016-11-23 | 奇瑞汽车股份有限公司 | A kind of automobile front subframe web beam structure |
| CN106114625A (en) * | 2016-07-21 | 2016-11-16 | 北汽福田汽车股份有限公司 | Vehicle frame and there is its vehicle |
| CN106114625B (en) * | 2016-07-21 | 2019-10-22 | 北汽福田汽车股份有限公司 | Vehicle frame and vehicle with it |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |