High-strength engine hinge mounting plate assembly

Abstract

The utility model discloses a high-strength engine hinge mounting plate assembly which comprises an engine hood inner plate, an engine hood outer plate, a hinge reinforcing mounting plate and a projection welding nut, the engine hood inner plate is connected in the bottom of the engine hood outer plate, and the hinge reinforcing mounting plate is arranged between the engine hood inner plate and the engine hood outer plate. The hinge reinforcing mounting plate is arranged between the engine hood inner plate and the engine hood outer plate, the two projection welding nuts, the two welding positioning holes and the through hole are arranged in the hinge reinforcing mounting plate, the whole hinge reinforcing mounting plate is preferably a sheet metal part, the inner structure is integrally formed in a stamping mode, and the hinge reinforcing mounting plate is convenient to mount and dismount. The projection welding nut is connected with the inner surface of the hinge reinforcing mounting plate in a projection welding mode, the welding positioning hole is formed to facilitate positioning and use during welding, the through hole is formed to be used for electrophoresis, electrophoresis liquid can be discharged in time, and the liquid accumulation probability is effectively avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile manufacturing, in particular to a high-strength engine hinge mounting plate assembly. Background Art

[0002] The engine hood is an important part of the vehicle. While ensuring the exterior shape of the vehicle, it also plays an important role in isolating engine noise and protecting pedestrians. The engine hood hinge is an important safety component that can ensure the normal opening and closing of the engine hood, so the strength of the engine hood hinge installation point plays a vital role in the vehicle.

[0003] As part of the engine hood assembly, the hood hinge reinforcement mounting plate assembly provides a mounting point for the hinge while ensuring the strength of the mounting plate and the mounting point. The existing hood hinge reinforcement mounting plate assembly consists of a hinge reinforcement plate and a projection weld nut, wherein the hinge reinforcement plate is a sheet metal part formed by integral stamping, wherein the projection weld nut is assembled with the hinge reinforcement plate by welding and then welded to the inner plate of the engine hood, and there are two projection weld nuts, providing a mounting point for the hinge. The disadvantage of this structure is that it can only provide a hinge mounting point and a reinforcement effect on the hinge mounting point.

[0004] Secondly, the existing hinge reinforcement plate is an integrated stamping structure, and the inner surface lacks a reinforcement structure, which results in the reinforcement plate lacking compression resistance and shock resistance, and the service life is not long enough, and it is urgently needed to be developed. Utility Model Content

[0005] The purpose of the utility model is to provide a high-strength engine hinge mounting plate assembly to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-strength engine hinge mounting plate assembly, comprising an engine hood inner plate, an engine hood outer plate, a hinge reinforcement mounting plate and a projection welding nut, wherein the engine hood inner plate is connected to the bottom of the engine hood outer plate, and a hinge reinforcement mounting plate is arranged between the engine hood inner plate and the engine hood outer plate, and the hinge reinforcement mounting plate includes two projection welding nuts, welding positioning holes and through holes, and the sides of the two projection welding nuts are provided with welding positioning holes, and the through hole is located on the side of one of the welding positioning holes, and the hinge reinforcement mounting plate is a sheet metal part, and the forming method is one-piece stamping forming.

[0007] Preferably, the front side of the hinge reinforcement mounting plate is symmetrically connected to the front supporting claws.

[0008] Preferably, the rear side of the hinge reinforcement mounting plate is symmetrically connected with a rear supporting claw.

[0009] Preferably, the hinge reinforcement mounting plate is welded to the upper part of the engine hood inner panel and the lower part of the engine hood outer panel by means of spot welding.

[0010] Preferably, shock-absorbing reinforcement strips are provided at the four corners of the inner surface of the hinge reinforcement mounting plate.

[0011] Preferably, the interior of the front supporting claws and the rear supporting claws are connected with glue-coated grooves, and each glue-coated groove is coated with vibration-isolating glue.

[0012] Preferably, there are multiple welding points.

[0013] Preferably, the projection welding nut is welded to the hinge reinforcement mounting plate by projection welding.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] (1) This high-strength engine hinge mounting plate assembly is provided between the engine hood inner plate and the engine hood outer plate, and the hinge reinforcement mounting plate includes two projection welding nuts, two welding positioning holes and a through hole, wherein the hinge reinforcement mounting plate as a whole is preferably a sheet metal part, and the inner structure is formed by integral stamping, and the projection welding nut is connected to the inner surface of the hinge reinforcement mounting plate by projection welding, and the welding positioning hole is provided for positioning during welding, and the through hole is provided for timely removal of electrophoresis liquid during electrophoresis, thereby effectively avoiding the probability of liquid accumulation;

[0016] (2) This high-strength engine hinge mounting plate assembly increases the connection strength and stability between the engine hood inner plate by applying the vibration-isolating glue in the preset glue-coating grooves in the front support claws and the rear support claws, thereby improving the overall rigidity of the engine hood assembly. The setting of the welding point can realize the function of supporting the engine hood outer plate, thereby achieving "one piece for two purposes", which can not only provide a mounting point for the hinge, but also support the projection weld nut through the vibration-isolating glue, increase the connection between the projection weld nut, thereby improving the overall rigidity of the engine hood assembly, reducing the number of parts, and facilitating the lightweighting of the whole vehicle, reducing fuel consumption, and improving the design level of the whole vehicle;

[0017] (3) This high-strength engine hinge mounting plate assembly can achieve mutual support for the four corners of the hinge reinforcement mounting plate by setting up shock-absorbing reinforcement blocks, thereby improving the stability of the structure inside the hinge reinforcement mounting plate, increasing the pressure resistance and seismic resistance, and increasing the service life of the hinge reinforcement mounting plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the welding structure of the hinge reinforcement mounting plate and the engine hood inner plate and the engine hood outer plate of the utility model;

[0019] Figure 2 For this utility model Figure 1 A is a schematic diagram of the enlarged structure;

[0020] Figure 3 This is a schematic diagram of the top view of the structure of the hinge reinforcement mounting plate of the utility model;

[0021] Figure 4 This is a schematic diagram of the connection structure between the hinge reinforcement mounting plate and the front supporting claw and the rear supporting claw of the utility model;

[0022] Figure 5 For this utility model Figure 4 Enlarged structural diagram at B in the middle.

[0023] In the figure: 1. Engine hood inner panel; 2. Engine hood outer panel; 3. Hinge reinforcement mounting plate; 4. Front support claw; 5. Glue coating groove; 6. Vibration isolation glue; 7. Rear support claw; 8. Projection welding nut; 9. Welding positioning hole; 10. Through hole; 11. Shock-absorbing reinforcement block strip; 12. Welding point. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-5 The utility model provides an embodiment: a high-strength engine hinge mounting plate assembly, including an engine hood inner plate 1, an engine hood outer plate 2, a hinge reinforcement mounting plate 3 and a projection welding nut 8, wherein the engine hood inner plate 1 is connected to the bottom of the engine hood outer plate 2, and a hinge reinforcement mounting plate 3 is arranged between the engine hood inner plate 1 and the engine hood outer plate 2, wherein the hinge reinforcement mounting plate 3 includes two projection welding nuts 8, welding positioning holes 9 and through holes 10, and the projection welding nuts 8 are connected to the inner surface of the hinge reinforcement mounting plate 3 by projection welding, and the through holes 10 are arranged for timely removal of electrophoresis liquid during electrophoresis, thereby effectively avoiding the probability of liquid accumulation;

[0026] The sides of the two projection welding nuts 8 are both provided with welding positioning holes 9, and the welding positioning holes 9 are provided for positioning during welding;

[0027] The through hole 10 is located at the side of one of the welding positioning holes 9, and the hinge reinforcement mounting plate 3 is a sheet metal part formed by integral stamping.

[0028] The front side of the hinge reinforcement mounting plate 3 is symmetrically connected to the front supporting claw 4, and the rear side of the hinge reinforcement mounting plate 3 is symmetrically connected to the rear supporting claw 7. The vibration isolation glue 6 coated in the preset glue coating grooves 5 in the front supporting claw 4 and the rear supporting claw 7 is increased.

[0029] The hinge reinforcement mounting plate 3 is welded to the hood inner panel 1 and the hood outer panel 2 through welding points 12. The welding method is spot welding. The setting of the welding points 12 can realize the function of supporting the hood outer panel 2, thereby realizing "one piece and two uses". It can not only provide an installation point for the hinge, but also support the projection weld nut 8 through the vibration isolation glue 6, thereby increasing the connection between the projection weld nut 8.

[0030] Shock-absorbing reinforcement strips 11 are provided at the four corners of the inner surface of the hinge reinforcement mounting plate 3. The setting of the shock-absorbing reinforcement strips 11 can realize the mutual support of the four corners of the hinge reinforcement mounting plate 3, improve the stability of the structure inside the hinge reinforcement mounting plate 3, increase the compression resistance and seismic resistance, and improve the service life of the hinge reinforcement mounting plate 3;

[0031] The interior of the front supporting claw 4 and the rear supporting claw 7 are both connected with a glue coating groove 5 , and each glue coating groove 5 is coated with vibration isolation glue 6 .

[0032] There are a plurality of welding points 12 .

[0033] The projection welding nut 8 is welded to the hinge reinforcement mounting plate 3 by projection welding.

[0034] When the embodiment of the present application is in use: the hinge reinforcement mounting plate 3 is arranged between the engine hood inner plate 1 and the engine hood outer plate 2, and the hinge reinforcement mounting plate 3 includes two projection welding nuts 8, two welding positioning holes 9 and a through hole 10, wherein the hinge reinforcement mounting plate 3 is preferably a sheet metal part as a whole, and the inner structure is formed by integral stamping, and the projection welding nut 8 is connected to the inner surface of the hinge reinforcement mounting plate 3 by projection welding, the welding positioning hole 9 is provided for positioning during welding, and the through hole 10 is provided for timely removal of the electrophoresis liquid during electrophoresis, and the front support The vibration-isolating glue 6 coated in the preset glue-coating groove 5 in the claw 4 and the rear supporting claw 7 can increase the connection strength and stability between the engine hood inner panel 1, thereby improving the overall rigidity of the engine hood assembly. The setting of the welding point 12 can realize the function of supporting the engine hood outer panel 2, thereby realizing "one piece and two uses", which can not only provide an installation point for the hinge, but also support the projection weld nut 8 through the vibration-isolating glue 6, increase the connection between the projection weld nut 8, thereby improving the overall rigidity of the engine hood assembly, reducing the number of components, and contributing to the lightweight of the entire vehicle and reducing fuel consumption.

Claims

1. A high-strength engine hinge mounting plate assembly, characterized in that: The invention comprises an engine hood inner plate (1), an engine hood outer plate (2), a hinge reinforcement mounting plate (3) and a projection welding nut (8); the engine hood inner plate (1) is connected to the bottom of the engine hood outer plate (2); a hinge reinforcement mounting plate (3) is arranged between the engine hood inner plate (1) and the engine hood outer plate (2); the hinge reinforcement mounting plate (3) comprises two projection welding nuts (8), welding positioning holes (9) and through holes (10); the sides of the two projection welding nuts (8) are both provided with welding positioning holes (9); the through hole (10) is located on the side of one of the welding positioning holes (9); the hinge reinforcement mounting plate (3) is a sheet metal part formed by integral stamping.

2. A high-strength engine hinge mounting plate assembly according to claim 1, characterized in that: The front side of the hinge reinforcement mounting plate (3) is symmetrically connected to the front supporting claw (4).

3. A high-strength engine hinge mounting plate assembly according to claim 2, characterized in that: The rear side of the hinge reinforcement mounting plate (3) is symmetrically connected with a rear supporting claw (7).

4. A high-strength engine hinge mounting plate assembly according to claim 3, characterized in that: The hinge reinforcement mounting plate (3) is welded to the upper part of the engine hood inner plate (1) and the lower part of the engine hood outer plate (2) via welding points (12), and the welding method is spot welding.

5. A high-strength engine hinge mounting plate assembly according to claim 4, characterized in that: Shock-absorbing reinforcement blocks (11) are provided at the four corners of the inner surface of the hinge reinforcement mounting plate (3).

6. A high-strength engine hinge mounting plate assembly according to claim 2, characterized in that: The front supporting claw (4) and the rear supporting claw (7) are both connected to a glue-coated groove (5) inside, and each glue-coated groove (5) is coated with vibration-isolating glue (6).

7. A high-strength engine hinge mounting plate assembly according to claim 4, characterized in that: The number of the welding points (12) is multiple.

8. The high-strength engine hinge mounting plate assembly according to claim 1, characterized in that: The projection welding nut (8) is welded to the hinge reinforcement mounting plate (3) by projection welding.

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