CN209739169U - Instrument board beam - Google Patents
Instrument board beam Download PDFInfo
- Publication number
- CN209739169U CN209739169U CN201920232620.6U CN201920232620U CN209739169U CN 209739169 U CN209739169 U CN 209739169U CN 201920232620 U CN201920232620 U CN 201920232620U CN 209739169 U CN209739169 U CN 209739169U
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- connecting piece
- automobile body
- panel
- cross member
- main beam
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Abstract
The utility model provides an instrument board crossbeam, enclose connecting piece, automobile body right side and enclose preceding bounding wall connecting piece, automobile body floor connecting piece and steering column installed part before connecting piece, automobile body including main beam, automobile body left side. The connecting piece is enclosed on the automobile body left side and the connecting piece is enclosed on the automobile body right side and is located the both ends of main beam respectively. The front panel connecting piece of the automobile body is arranged on one side of the main cross beam, and the floor connecting piece of the automobile body and the steering column mounting piece are arranged on the other side of the main cross beam. The main beam, the connecting piece is enclosed on the left side of the vehicle body, the connecting piece is enclosed on the right side of the vehicle body, the connecting piece is arranged on the front wall of the vehicle body, the connecting piece is arranged on the floor of the vehicle body and the mounting piece of the steering column are integrally formed by plastic through injection molding. The main beam is provided with a reinforcing panel formed by die pressing of continuous fiber reinforced thermoplastic composite materials. The utility model discloses an instrument board crossbeam has the light, the intensity of quality height and corrosion-resistant characteristics.
Description
Technical Field
The utility model relates to an automobile parts technical field, in particular to instrument board crossbeam.
Background
The automobile instrument board beam supports equipment and decoration parts required by human-computer interface control, and forms a cab safety system together with other safety parts. The automobile instrument panel beam is a structural member for protecting a driver and passengers in an automobile, and the strength and the rigidity are important indexes for measuring the performance of the automobile instrument panel beam. In addition, to improve the fuel economy of automobiles, the weight reduction of automobiles has become a mainstream trend. However, the existing automobile instrument board beam also has the problems of large mass, easy rusting, corrosion and the like, and does not accord with the trend of light weight of the existing automobile.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing an instrument board crossbeam aims at solving above-mentioned technical problem.
In order to achieve the above object, the utility model provides an instrument board crossbeam, include: enclose connecting piece, automobile body right side in main beam, automobile body left side and enclose connecting piece, automobile body before enclosing panel connecting piece, automobile body floor connecting piece and steering column installed part, the automobile body left side is enclosed connecting piece and automobile body right side and is enclosed the connecting piece and locate respectively main beam's both ends, before the automobile body panel connecting piece locate one side of main beam, automobile body floor connecting piece with the steering column installed part is located main beam's opposite side, main beam automobile body left side is enclosed the connecting piece the automobile body right side is enclosed the connecting piece before the automobile body panel connecting piece automobile body floor connecting piece with the steering column installed part is by the integrative injection moulding of plastic, it is equipped with the reinforcement panel that is formed by continuous fibers reinforcing thermoplasticity combined material mould pressing in the main beam to press from both.
Preferably, the cross sections of the main cross beam and the reinforcement panel are both of a U-shaped structure, and the reinforcement panel is distributed along the length direction of the main cross beam and is clamped in the main cross beam.
Preferably, the main beam is provided with a molded opening position, and the reinforcing panel is exposed out of the molded opening position.
preferably, reinforcing ribs are distributed in the concave part of the main cross beam.
Preferably, the main beam, the connecting piece is enclosed on the left side of the vehicle body, the connecting piece is enclosed on the right side of the vehicle body, the connecting piece is arranged on the front panel of the vehicle body, the connecting piece is arranged on the floor of the vehicle body and the mounting piece of the steering column are integrally formed by injection molding of a nylon glass fiber composite material.
Preferably, the vehicle body floor connecting piece is provided with an instrument board mounting site, an auxiliary instrument board mounting site and an air conditioner box body mounting site, and the vehicle body floor connecting piece is further provided with a wire harness through hole and an air conditioner air duct through hole.
Preferably, the vehicle body floor connecting piece is further provided with a weight-reducing maintenance hole and a weight-reducing avoidance hole.
The utility model discloses instrument board crossbeam that technical scheme provided includes main beam, reinforcement panel and other spare parts, and wherein the reinforcement panel is formed by continuous fibers reinforcing thermoplasticity combined material mould pressing, and main beam and other spare part injection moulding, finally form the reinforcement panel and press from both sides the integrated into one piece's of locating main beam structure. Compare with the instrument board crossbeam of current metal material, the utility model discloses an instrument board crossbeam has that the quality is light, intensity is high and corrosion-resistant characteristics.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
fig. 1 is a schematic structural view of an embodiment of an instrument panel beam according to the present invention;
FIG. 2 is another schematic view of the structure of the instrument panel beam of FIG. 1;
FIG. 3 is a cross-sectional view of the instrument panel beam of FIG. 1;
FIG. 4 is a schematic view of the structure of a reinforcement panel in the instrument panel cross member shown in FIG. 1;
fig. 5 is a schematic flow chart of an embodiment of a manufacturing method of an instrument panel beam according to the present invention.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture, and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
An embodiment of the present invention provides an instrument panel beam 1, please refer to fig. 1 to 3, wherein fig. 1 is a schematic structural diagram of an embodiment of the instrument panel beam of the present invention; FIG. 2 is another schematic view of the structure of the instrument panel beam of FIG. 1; fig. 3 is a cross-sectional structure view of the instrument panel cross member shown in fig. 1.
The instrument panel cross member 1 includes a main cross member 10, a vehicle body left side wall attachment member 30, a vehicle body right side wall attachment member 40, a vehicle body dash panel attachment member 50, a vehicle body floor attachment member 60, and a steering column attachment member (not shown). The left side wall connecting piece 30 and the right side wall connecting piece 40 are respectively arranged at two ends of the main beam 10. The dash panel connection 50 is provided on one side of the main cross member 10, and the floor connection 60 and the steering column attachment are provided on the other side of the main cross member 10. The main cross beam 10, the vehicle body left side wall connecting piece 30, the vehicle body right side wall connecting piece 40, the vehicle body front wall connecting piece 50, the vehicle body floor connecting piece 60 and the steering column mounting piece are integrally formed by plastic through injection molding. The main cross member 10 has a reinforcement panel 20 formed by molding a continuous fiber reinforced thermoplastic composite material interposed therein.
The existing automobile instrument board beam usually adopts a No. 20 seamless steel pipe or a seam steel pipe as a main beam, each mounting bracket is generally a stamping sheet metal part and then is welded on the main beam, the problems of large mass, low precision, easy rusting and corrosion and the like exist, the carrying of the automobile instrument board beam can be influenced, the total weight of an automobile can be increased, and the existing automobile lightweight trend is not met. And the utility model discloses the instrument board crossbeam that technical scheme provided includes main beam, reinforcement panel and other spare parts, and wherein the reinforcement panel is formed by continuous fibers reinforcing thermoplasticity combined material mould pressing, and main beam and other spare parts are then through injection moulding process integrated into one piece, finally form the reinforcement panel and press from both sides the integrated into one piece's of locating the main beam structure. Compare with the instrument board crossbeam of traditional metal material, the utility model discloses an instrument board crossbeam has characteristics such as the quality is light, intensity is high and corrosion-resistant.
Further, as shown in fig. 3 and 4, the cross sections of the main beam 10 and the reinforcement panel 20 are both U-shaped, and the reinforcement panel 20 is distributed along the length direction of the main beam 10 and is clamped in the main beam 10. The reinforcement panel 20 is molded from a continuous fiber reinforced thermoplastic composite material, which contains long glass fibers and plastic, and has the highest overall index of specific strength and specific modulus among the existing structural materials. The continuous fiber reinforced thermoplastic composite material is firstly pressed into a thin sheet material by a large-tonnage hydraulic press, and the thin sheet material is required to be cut into a rectangular shape with a certain size before use due to the characteristics of high rigidity, high toughness and high strength, then the thermoplastic plastic inside the thin sheet material is softened by heating, and finally the thin sheet material is molded into a U-shaped structure. The U-shaped reinforcing panel 20 can be used as a main stress structure of the automobile instrument panel beam 1 to replace the existing metal reinforcing panel 20.
Further, as shown in fig. 1, the main beam 10 is provided with a molded opening 11, and the reinforcement panel 20 is exposed to the molded opening 11. It is understood that the mold includes a fixed mold and a movable mold, and the molding opening 11 is a point where the movable mold contacts the reinforcement insert, and the reinforcement panel 20 is changed from a flat plate shape to a U shape in the mold closing process by the cooperation of the movable mold and the fixed mold.
Further, as shown in fig. 2, reinforcing ribs 12 are distributed in the concave part of the main cross beam 10. It can be understood that the addition of a large number of transverse and diagonal rib designs to the recessed portions of the main cross member 10 can enhance the strength and rigidity of the instrument panel cross member 1.
Further, the main cross beam 10, the vehicle body left side wall connecting piece 30, the vehicle body right side wall connecting piece 40, the vehicle body front panel connecting piece 50, the vehicle body floor connecting piece 60 and the steering column mounting piece are integrally formed by injection molding of a nylon glass fiber composite material. The nylon glass fiber composite material has high strength characteristic and higher heat resistance characteristic, and is suitable for being used in the automobile.
Further, as shown in fig. 1, an instrument panel mounting site 61, a sub-instrument panel mounting site 62 and an air conditioning box mounting site (not shown in the drawings) are disposed on the vehicle body floor connecting member 60, and the vehicle body floor connecting member 60 is further provided with a wire harness through hole 63 and an air conditioning duct through hole 64. In addition, the vehicle body floor connecting piece 60 is also provided with a lightening maintenance hole 65 and a lightening avoiding hole 66.
The instrument panel cross member 1 according to the present embodiment is an integrated structure, and is composed of a reinforcement panel 20, a main cross member 10, and other components. The reinforcement panel 20, among other things, takes advantage of the high rigidity, high toughness, and high strength characteristics of the continuous fiber reinforced thermoplastic composite to serve as a skeleton in the instrument panel beam 1. The main beam 10 and other parts are integrally formed by plastic, and the plastic has high design flexibility and can be designed into a structure with a complex shape; in addition, the plastic and the thermoplastic composite material are both polymer materials, and the plastic and the thermoplastic composite material have high affinity and are favorable for fusion and bonding together. This embodiment technical scheme has alleviateed instrument board crossbeam 1's overall mass, has improved its bulk strength, effectively avoids it to take place to rust and chemical corrosion's phenomenon, and the instrument board crossbeam 1 of integral type structure can directly participate in the equipment of car as a module in addition, convenient and fast.
The instrument panel beam 1 is prepared by the following method, referring to fig. 5, the preparation method comprises the following steps:
And S1, heating the continuous fiber reinforced thermoplastic composite material sheet to obtain the softened continuous fiber reinforced thermoplastic composite material sheet.
It is understood that the continuous fiber reinforced thermoplastic composite sheet material, which has the characteristics of high rigidity, high toughness and high strength at normal temperature, must be softened by heating to allow the next molding step.
S2, placing the softened continuous fiber reinforced thermoplastic composite material sheet in an injection mold, closing the movable mold and the fixed mold, and carrying out mold pressing on the softened continuous fiber reinforced thermoplastic composite material sheet.
Specifically, the softened composite sheet is placed in a mold, the mold is closed, and the composite sheet is pressed into a predetermined shape by the shape of the movable mold and the fixed mold, thereby forming the reinforcing panel 20 made of the continuous fiber reinforced thermoplastic composite material.
S3, injecting molten plastic into the die cavity of the die processed in the step S2, and then carrying out pressure maintaining, cooling, die opening and product ejection to obtain the instrument panel beam 1 with the continuous fiber reinforced thermoplastic composite material reinforced panel 20.
It is understood that, after step S2, the molten plastic is continuously injected into the mold cavity, the molten plastic mold cavity is flowed and filled, and surrounds the reinforcement panel 20, and after pressure maintaining, cooling, mold opening and product ejection, the instrument panel beam 1 with the continuous fiber reinforced thermoplastic composite reinforcement panel 20 interposed is obtained. Preferably, the plastic is a nylon glass fiber composite material.
Further, the step S1 is preceded by the following steps: the continuous fiber reinforced thermoplastic composite material sheet is cut into rectangular sheets. It will be appreciated that cutting the composite sheet into rectangular pieces facilitates subsequent molding of the reinforcement panel 20 in a U-shaped configuration.
further, the step S2 further includes the following steps: the rectangular sheet-shaped continuous fiber-reinforced thermoplastic composite material sheet is press-molded into a reinforcing panel 20 having a U-shaped cross section by the cooperation of a movable mold and a fixed mold.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (7)
1. An instrument panel cross member, comprising: enclose connecting piece, automobile body right side in main beam, automobile body left side and enclose connecting piece, automobile body before enclosing panel connecting piece, automobile body floor connecting piece and steering column installed part, the automobile body left side is enclosed connecting piece and automobile body right side and is enclosed the connecting piece and locate respectively main beam's both ends, before the automobile body panel connecting piece locate one side of main beam, automobile body floor connecting piece with the steering column installed part is located main beam's opposite side, main beam automobile body left side is enclosed the connecting piece the automobile body right side is enclosed the connecting piece before the automobile body panel connecting piece automobile body floor connecting piece with the steering column installed part is by the integrative injection moulding of plastic, it is equipped with the reinforcement panel that is formed by continuous fibers reinforcing thermoplasticity combined material mould pressing in the main beam to press from both.
2. The instrument panel cross member of claim 1 wherein said main cross member and said reinforcement panel are each of a U-shaped configuration in cross section, said reinforcement panel being disposed along the length of said main cross member and sandwiched therebetween.
3. The instrument panel cross member of claim 2 wherein said main cross member defines a coined open area, said reinforcement panel being exposed at said coined open area.
4. The instrument panel cross member of claim 3 wherein the recessed portion of the main cross member has ribs disposed therein.
5. The instrument panel cross member of claim 4, wherein the main cross member, the left side body wall attachment member, the right side body wall attachment member, the dash panel attachment member, the floor body attachment member, and the steering column mounting member are integrally injection molded from a nylon fiberglass composite.
6. The instrument panel cross member of claim 5, wherein the vehicle body floor connecting member is provided with an instrument panel mounting site, a sub-instrument panel mounting site and an air conditioning box mounting site, and the vehicle body floor connecting member is further provided with a wire harness through hole and an air conditioning duct through hole.
7. The instrument panel beam of claim 6, wherein said body floor connection member is further provided with a weight-reducing service hole and a weight-reducing relief hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920232620.6U CN209739169U (en) | 2019-02-22 | 2019-02-22 | Instrument board beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920232620.6U CN209739169U (en) | 2019-02-22 | 2019-02-22 | Instrument board beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209739169U true CN209739169U (en) | 2019-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920232620.6U Active CN209739169U (en) | 2019-02-22 | 2019-02-22 | Instrument board beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209739169U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109720419A (en) * | 2019-02-22 | 2019-05-07 | 广州市银宝山新汽车零部件有限公司 | Dashboard cross member and preparation method thereof |
-
2019
- 2019-02-22 CN CN201920232620.6U patent/CN209739169U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109720419A (en) * | 2019-02-22 | 2019-05-07 | 广州市银宝山新汽车零部件有限公司 | Dashboard cross member and preparation method thereof |
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