CN110194115A - A kind of composite material bumper crossbeam assembly - Google Patents
A kind of composite material bumper crossbeam assembly Download PDFInfo
- Publication number
- CN110194115A CN110194115A CN201910456952.7A CN201910456952A CN110194115A CN 110194115 A CN110194115 A CN 110194115A CN 201910456952 A CN201910456952 A CN 201910456952A CN 110194115 A CN110194115 A CN 110194115A
- Authority
- CN
- China
- Prior art keywords
- composite material
- beam body
- crossbeam
- bumper
- crossbeam assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/023—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/03—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by material, e.g. composite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R2019/026—Buffers, i.e. bumpers of limited extent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
- B60R2019/1806—Structural beams therefor, e.g. shock-absorbing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
- B60R2019/1806—Structural beams therefor, e.g. shock-absorbing
- B60R2019/1833—Structural beams therefor, e.g. shock-absorbing made of plastic material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a kind of composite material bumper crossbeam assemblies, belong to automobile technical field, including composite material crossbeam, and the composite material crossbeam includes beam body and muscle body；Beam body is equipped with accommodating cavity, is made of continuous fiber composite material；Muscle body is fenestral fabric, is set in the accommodating cavity and connect with the beam body, is made of discontinuous fiber composite material.Composite material bumper crossbeam assembly proposed by the present invention, main body of the beam body as composite material crossbeam, is formed by continuous fiber composite material, while improving the crashworthiness of composite material bumper crossbeam assembly, is conducive to the light-weight design of vehicle body；Latticed muscle body is made of discontinuous fiber composite material, it is connect in accommodating cavity and with beam body, after beam body is hit, latticed muscle body can further function as the effect of shock absorbing, to improve the integrated buffer performance of composite material bumper crossbeam assembly.
Description
Technical field
The present invention relates to automobile technical field more particularly to a kind of composite material bumper crossbeam assemblies.
Background technique
The front and back end of automobile is equipped with bumper beam assembly.Bumper beam assembly plays absorption and mitigates foreign impacts
Power, the effect for protecting vehicle body and occupant safety.
Bumper crossbeam assembly generally comprises crossbeam and collision bumper in the prior art, connect with vehicle body, works as vehicle
Crossbeam can play the role of anticollision when colliding, and protect the safety of passenger on vehicle body and vehicle；Slow collision bumper is set to cross
The energy that collision generates is distributed on two collision bumpers by the two sides of beam, crossbeam as homogeneously as possible, makes energy maximum limit
Degree ground is absorbed by collision bumper, and impact force is delivered evenly to other energy-absorbing positions.
But in the prior art, crossbeam generally uses metal to make, and is unfavorable for the light-weight design of vehicle body, and car insurance
The cushion performance of thick stick crossbeam assembly needs to be further increased.
Summary of the invention
It is existing in the prior art to solve the purpose of the present invention is to provide a kind of composite material bumper crossbeam assembly
Crossbeam is unfavorable for the light-weight design of vehicle body, bumper crossbeam assembly cushion performance skill to be improved using metal production
Art problem.
As above design, the technical scheme adopted by the invention is that:
A kind of composite material bumper crossbeam assembly, including composite material crossbeam, the composite material crossbeam include:
Beam body is equipped with accommodating cavity, is made of continuous fiber composite material；
Muscle body is fenestral fabric, is set in the accommodating cavity and connect with the beam body, by discontinuous fiber composite wood
Material is made.
Wherein, the composite material crossbeam further includes edge sealing, and the edge sealing is arranged around the circumferential direction of the beam body, by described non-
Continuous fiber composite material is formed.
Wherein, the continuous fiber composite material is continuous fiber reinforced thermoplastic composite material, including thermoplastic resin
Material and reinforcing fiber materials.
Wherein, the discontinuous fiber composite material is that discontinuous fiber enhances thermoplastic composite, including thermoplasticity
Resin material and reinforcing fiber materials.
Wherein, the thermoplastic resin material is polypropylene or polyamide.
Wherein, the reinforcing fiber materials are by one of carbon fiber, basalt fibre or glass fibre or a variety of systems
At.
Wherein, the beam body is superimposed by continuous fiber reinforced thermoplastic composite material one-way tape by ply sequence.
Wherein, the beam body includes multiple regions, the continuous fiber reinforced thermoplastic composite wood in each region
Expect the number of plies of one-way tape between 20 layers to 35 layers.
It wherein, further include collision bumper, the collision bumper is connect with the composite material crossbeam.
Wherein, the beam body is equipped with reinforcement block, and the reinforcement block is made of the discontinuous fiber composite material, described
Reinforcement block with towing hook screwed pipe for connecting.
Composite material bumper crossbeam assembly proposed by the present invention, main body of the beam body as composite material crossbeam are equipped with and hold
Chamber is set, is formed by continuous fiber composite material, continuous fiber composite material has high-modulus and good impact property, and opposite
Be conducive to vehicle body while improving the crashworthiness of composite material bumper crossbeam assembly in metal quality more lightweight
Light-weight design；Latticed muscle body is made of discontinuous fiber composite material, is set in accommodating cavity and connect with beam body, when
After beam body is hit, latticed muscle body can further function as the effect of shock absorbing, to improve composite material insurance
The integrated buffer performance of thick stick crossbeam assembly.
Detailed description of the invention
Fig. 1 is the structural schematic diagram at a visual angle of composite material bumper crossbeam assembly provided in an embodiment of the present invention；
Fig. 2 is the structural representation at another visual angle of composite material bumper crossbeam assembly provided in an embodiment of the present invention
Figure；
Fig. 3 is the decomposition texture schematic diagram of composite material bumper crossbeam assembly provided in an embodiment of the present invention；
Fig. 4 is scheme of installation of the towing hook screwed pipe provided in an embodiment of the present invention in beam body.
In figure:
1, composite material crossbeam；11, beam body；12, edge sealing；13, muscle body；14, reinforcement block；
2, collision bumper；
3, towing hook screwed pipe；31, towing hook screwed pipe reinforced sheet；32, towing hook screwed pipe locking nut；
4, connector；41, connector reinforced sheet；
Specific embodiment
To keep the technical problems solved, the adopted technical scheme and the technical effect achieved by the invention clearer, below
In conjunction with attached drawing and pass through specific embodiment to further illustrate the technical scheme of the present invention.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing and it is not all.
In order to further decrease the weight of bumper, while improving the integrated buffer performance of bumper, the present embodiment
A kind of composite material bumper crossbeam assembly is provided, referring to figures 1-4, composite material bumper crossbeam assembly includes composite material
Crossbeam 1 and the collision bumper 2 being connect with composite material crossbeam 1；Specifically, the both ends of composite material crossbeam 1 are respectively provided with one
Collision bumper 2.
In the present embodiment, composite material crossbeam 1 includes beam body 11, edge sealing 12 and muscle body 13.Beam body 11 is answered by continuous fiber
Condensation material is made, and is equipped with accommodating cavity；Specifically, beam body 11 is formed with the accommodating cavity of U-shaped opening, and collision bumper 2 is opened set on U-shaped
The side of mouth.Have many advantages, such as high-modulus, high intensity, high tenacity using the beam body 11 that continuous fiber composite material makes, is protecting
Under the premise of demonstrate,proving 11 rigidity of beam body, intensity and energy absorption performance, the light-weight design of bumper crossbeam assembly is realized.
Edge sealing 12 is formed around the circumferential direction setting of beam body 11 by discontinuous fiber composite material.In the circumferential direction setting of beam body 11
After edge sealing 12, without carrying out deburring to beam body 11, speed of application can be improved when making composite material crossbeam 1, reduction is constructed into
This.
Muscle body 13 be fenestral fabric, be made of discontinuous fiber composite material, in the accommodating cavity of beam body 11 and with
Beam body 11 connects；The cost of discontinuous fiber composite material is relatively low relative to continuous fiber composite material, and use is discontinuous
Fibrous composite makes muscle body 13, can reduce production cost；The muscle body 13 of reticular structure is set in accommodating cavity and and beam body
11 connections, can increase the rigidity of composite material crossbeam 1 and in collision process to the absorption of energy, can further function as slow
Punching effect.Optionally, formed muscle body 13 single waffle slab with a thickness of between 1mm to 3mm.The layout of muscle body 13 is as needed
It is configured.
Continuous fiber composite material is continuous fiber reinforced thermoplastic composite material, continuous fiber reinforced thermoplastic composite wood
Material has many advantages, such as that intensity is high, light-weight, corrosion-resistant and environmentally friendly recyclable, specifically, in the present embodiment, continuous fiber reinforcement heat
Plastic composites include thermoplastic resin material and reinforcing fiber materials, i.e., it is using thermoplastic resin material as matrix, with even
Continue fiber as reinforcing material.Optionally, thermoplastic resin material is polypropylene or polyamide.Optionally, reinforcing fiber material
Material is by one of carbon fiber, basalt fibre or glass fibre or a variety of is made.In the present embodiment, continuous fiber reinforcement heat
Fiber quality content in plastic composites is between 50% to 75%.
Specifically, in the present embodiment, beam body 11 forms continuous fibre by continuous fiber reinforced thermoplastic composite material one-way tape
Laying, is combined to together by way of hot pressing, forms beam body 11 by dimension enhancing thermoplastic composite laying.Specifically, even
Continuous fiber reinforced thermolplastic composite material one-way tape is formed by continuous fiber and thermoplastic resin material pultrusion.Because enhancing is fine
Dimension material by one of carbon fiber, basalt fibre or glass fibre or it is a variety of be made, correspondingly, continuous fiber reinforcement is hot
Plastic composites laying can be the formation of one of carbon fiber one-way band, basalt one-way tape or glass fibre one-way tape
Laying, be also possible to two kinds or three kinds in carbon fiber one-way band, basalt one-way tape and glass fibre one-way tape combinations
The laying being mixed to form.
Beam body 11 is divided into multiple and different regions, the continuous fiber reinforcement in different regions according to rigidity, intensity requirement
The number of plies of thermoplastic composite laying is configured as needed.Optionally, beam body 11 is divided into 20 to 30 regions, each
The number of plies range in region is between 20 layers to 35 layers, and the thickness in different regions is between 3.2mm to 9.1mm.Such as beam body 11
Center position region the number of plies it is more relative to the number of plies of the lateral side regions of beam body 11.
In the present embodiment, discontinuous fiber composite material is that discontinuous fiber enhances thermoplastic composite, cost phase
For continuous fiber reinforced thermoplastic composite material, cost is relatively low.Specifically, discontinuous fiber enhances thermoplastic composite
Including thermoplastic resin material and reinforcing fiber materials, i.e., it is using thermoplastic resin material as matrix, using discontinuous fiber as
Reinforcing material.Optionally, thermoplastic resin material is polypropylene or polyamide.Optionally, reinforcing fiber materials be carbon fiber,
One of basalt fibre or glass fibre a variety of are made.In the present embodiment, non-continuous fiber reinforced thermolplastic composite wood
Fiber quality content in material is between 45% to 55%.
Further, in this embodiment beam body 11 is equipped with reinforcement block 14, reinforcement block 14 is by discontinuous fiber composite material
It is made, provides mounting plane for towing hook screwed pipe locking nut 32.Towing hook screwed pipe locking nut 32 is steel or aluminium.It drags
Hook screwed pipe 3 by steel or aluminium it is machined from.
Towing hook screwed pipe 3 is located therein on a collision bumper 2 and is arranged on reinforcement block 14, passes through towing hook screwed pipe
Locking nut 32 is lock on reinforcement block 14.In order to guarantee stability that towing hook screwed pipe 3 is connect with reinforcement block 14, towing hook screw thread
After pipe 3 sequentially passes through reinforcement block 14, towing hook screwed pipe reinforced sheet 31, then passes through towing hook screwed pipe locking nut 32 and lock onto reinforcement
On block 14.
Optionally, collision bumper 2 is that steel or aluminium are stamped to form.Towing hook screwed pipe 3 and a collision bumper 2
Connection.It should be noted that towing hook screwed pipe 3 is identical as the material of collision bumper 2, weld together convenient for the two.
Collision bumper 2 is connect by connector 4 with beam body 11.Optionally, connector 4 is rivet or bolt.To protect
Demonstrate,prove connection effect, can in assembly the locking glue of coated thread or structure glue.Specifically, in the present embodiment, connector 4 is riveting
Nail, rivet pass through connector reinforced sheet 41, are then passed through beam body 11 and connect with collision bumper 2, by beam body 11 and collision bumper 2
It connects and is fastened by nut.The setting of connector reinforced sheet 41 can guarantee the stabilization that beam body 11 is connect with collision bumper 2
Property.
In the present embodiment, when producing composite material bumper crossbeam assembly, beam body 11, edge sealing 12, muscle body 13 and reinforcement
Block 14 carries out machine-shaping in one set of die.Firstly, the laying of continuous fiber reinforced thermoplastic composite material is passed through hot pressing
Mode be complex as a whole to form beam body 11, then into the die cavity of mold injection and continuous fiber reinforced thermoplastic composite material
The discontinuous fiber of same matrix enhances thermoplastic composite, forms edge sealing 12, muscle body 13 and reinforcement block 14, has injected in this way
Cheng Hou, beam body 11, edge sealing 12, muscle body 13 and reinforcement block 14 are integrally formed, and guarantee the bonding strength between all parts, Jin Erbao
Demonstrate,prove the overall performance of composite material crossbeam 1.
In other examples, hot pressing first can also be passed through using continuous fiber reinforced thermoplastic composite material laying
Mode is complex as a whole to form beam body 11, and then beam body 11 is put into mold, enhances thermoplastic composite using discontinuous fiber
Material injection forms edge sealing 12, muscle body 13 and reinforcement block 14, after the completion of injecting in this way, beam body 11, edge sealing 12, muscle body 13 and reinforcement
Block 14 is integrally formed, and guarantees the bonding strength between all parts, and then guarantee the overall performance of composite material crossbeam 1.
Edge sealing 12 is connect by injection in a mold with beam body 11, is eliminated the trimming process step of beam body 11, is reduced compound
The construction technology period of material beam 1, to reduce construction cost.
Muscle body 13 is connect by injection in a mold with beam body 11, ensure that the connective stability of muscle body 13 Yu beam body 11,
The muscle body 13 when the impact force that beam body 11 is subject to is excessive is prevented to be detached from beam body 11.
The reinforcement block 14 of installation towing hook screwed pipe 3 is connected as one by way of injection with beam body 11, ensure that reinforcement
The stability that block 14 is connect with beam body 11.When needing trailer to draw automobile, if tractive force is excessive, reinforcement block 14 is set
Setting, which can be avoided, damages beam body 11.
It should be noted that continuous fiber reinforced thermoplastic composite material and discontinuous fiber enhance thermoplastic in the present embodiment
The matrix of property composite material is identical.Matrix is identical, just can guarantee when injecting edge sealing 12, muscle body 13 and reinforcement block 14, edge sealing 12,
Muscle body 13 and reinforcement block 14 can be connect with beam body 11 well.
Optionally, during being injection moulded to beam body 11, by towing hook screwed pipe reinforced sheet 31, connector reinforced sheet 41
It is embedded in the corresponding position of beam body 11, not only can be reduced the assembly process in later period, but also towing hook screwed pipe 3 and connection can be further strengthened
The stability that part 4 connects in beam body 11.
Embodiment of above only elaborates that the basic principles and features of the invention, the present invention are not limited by above embodiment
System, without departing from the spirit and scope of the present invention, the invention also has various changes and changes, and these changes and changes are all
It falls into scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (10)
1. a kind of composite material bumper crossbeam assembly, which is characterized in that including composite material crossbeam (1), the composite material
Crossbeam (1) includes:
Beam body (11) is equipped with accommodating cavity, is made of continuous fiber composite material；
Muscle body (13) is fenestral fabric, is set in the accommodating cavity and connect with the beam body (11), is answered by discontinuous fiber
Condensation material is made.
2. composite material bumper crossbeam assembly according to claim 1, which is characterized in that the composite material crossbeam
It (1) further include edge sealing (12), the edge sealing (12) is arranged around the circumferential direction of the beam body (11), by the discontinuous fiber composite wood
Material is formed.
3. composite material bumper crossbeam assembly according to claim 1, which is characterized in that the continuous fiber composite wood
Material is continuous fiber reinforced thermoplastic composite material, including thermoplastic resin material and reinforcing fiber materials.
4. composite material bumper crossbeam assembly according to claim 1, which is characterized in that the discontinuous fiber is compound
Material is that discontinuous fiber enhances thermoplastic composite, including thermoplastic resin material and reinforcing fiber materials.
5. according to the described in any item composite material bumper crossbeam assemblies of claim 3 or 4, which is characterized in that the thermoplastic
Property resin material be polypropylene or polyamide.
6. according to the described in any item composite material bumper crossbeam assemblies of claim 3 or 4, which is characterized in that the enhancing
Fibrous material is by one of carbon fiber, basalt fibre or glass fibre or a variety of is made.
7. composite material bumper crossbeam assembly according to claim 3, which is characterized in that the beam body (11) is by continuous
Fiber reinforced thermolplastic composite material one-way tape is superimposed by ply sequence.
8. composite material bumper crossbeam assembly according to claim 7, which is characterized in that the beam body (11) includes more
A region, the number of plies of the continuous fiber reinforced thermoplastic composite material one-way tape in each region 20 layers to 35 layers it
Between.
9. composite material bumper crossbeam assembly according to claim 1, which is characterized in that further include collision bumper
(2), the collision bumper (2) connect with the composite material crossbeam (1).
10. composite material bumper crossbeam assembly according to claim 1, which is characterized in that set on the beam body (11)
Have reinforcement block (14), the reinforcement block (14) is made of the discontinuous fiber composite material, the reinforcement block (14) be used for
Towing hook screwed pipe (3) connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910456952.7A CN110194115B (en) | 2019-05-29 | 2019-05-29 | Composite material bumper beam assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910456952.7A CN110194115B (en) | 2019-05-29 | 2019-05-29 | Composite material bumper beam assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110194115A true CN110194115A (en) | 2019-09-03 |
| CN110194115B CN110194115B (en) | 2021-01-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910456952.7A Active CN110194115B (en) | 2019-05-29 | 2019-05-29 | Composite material bumper beam assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110194115B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111619504A (en) * | 2020-05-28 | 2020-09-04 | 江苏理工学院 | Automobile composite pedestrian protection beam |
| CN112406755A (en) * | 2020-11-27 | 2021-02-26 | 中国第一汽车股份有限公司 | Bumper beam and preparation method thereof |
| CN114789755A (en) * | 2022-02-07 | 2022-07-26 | 中国第一汽车股份有限公司 | Composite material car body A column lower end reinforcing structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104010885A (en) * | 2011-12-21 | 2014-08-27 | 乐金华奥斯有限公司 | Bumper back beam with built-in fiber reinforced composite having hollow section, and bumper comprising same |
| EP2796326A1 (en) * | 2011-12-20 | 2014-10-29 | Honda Motor Co., Ltd. | Automobile fiber-strengthening resin member and method for producing automobile fiber-strengthening resin member |
| CN105691334A (en) * | 2016-03-07 | 2016-06-22 | 北京航空航天大学 | Bumper device integrally formed by metal/composite material |
| CN106240504A (en) * | 2015-06-05 | 2016-12-21 | 本田技研工业株式会社 | Vehicle bumper and the manufacture method of vehicle bumper |
| CN106696875A (en) * | 2015-11-09 | 2017-05-24 | 美国汽车研究协会有限公司 | Joining and reinforcing a composite bumper beam and a composite crush can for a vehicle |
-
2019
- 2019-05-29 CN CN201910456952.7A patent/CN110194115B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2796326A1 (en) * | 2011-12-20 | 2014-10-29 | Honda Motor Co., Ltd. | Automobile fiber-strengthening resin member and method for producing automobile fiber-strengthening resin member |
| CN104010885A (en) * | 2011-12-21 | 2014-08-27 | 乐金华奥斯有限公司 | Bumper back beam with built-in fiber reinforced composite having hollow section, and bumper comprising same |
| CN106240504A (en) * | 2015-06-05 | 2016-12-21 | 本田技研工业株式会社 | Vehicle bumper and the manufacture method of vehicle bumper |
| CN106696875A (en) * | 2015-11-09 | 2017-05-24 | 美国汽车研究协会有限公司 | Joining and reinforcing a composite bumper beam and a composite crush can for a vehicle |
| CN105691334A (en) * | 2016-03-07 | 2016-06-22 | 北京航空航天大学 | Bumper device integrally formed by metal/composite material |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111619504A (en) * | 2020-05-28 | 2020-09-04 | 江苏理工学院 | Automobile composite pedestrian protection beam |
| CN112406755A (en) * | 2020-11-27 | 2021-02-26 | 中国第一汽车股份有限公司 | Bumper beam and preparation method thereof |
| CN114789755A (en) * | 2022-02-07 | 2022-07-26 | 中国第一汽车股份有限公司 | Composite material car body A column lower end reinforcing structure |
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| Publication number | Publication date |
|---|---|
| CN110194115B (en) | 2021-01-01 |
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