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Front end structure for automobile

A technology for automobiles and structures, applied in the direction of superstructure, vehicle components, superstructure sub-assemblies, etc., can solve problems such as collision load cannot be dispersed and transmitted to body parts, safety degradation, etc.

Inactive Publication Date: 2009-04-08
MAZDA MOTOR CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0011] However, with such a structure, when a strong collision occurs, the collision load cannot be dispersed from the radiator fixing frame and transmitted to body parts such as individual skirt reinforcements.
Then there is a new problem of decreased safety in the event of a collision.

Method used

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  • Front end structure for automobile
  • Front end structure for automobile
  • Front end structure for automobile

Examples

Experimental program
Comparison scheme
Effect test

no. 1 approach

[0078] figure 1 It is a front view of an automobile employing the front structure according to the first embodiment of the present invention. figure 2 is a front perspective view of the front part of the vehicle body, image 3yes figure 1 Sectional view of line III-III. Figure 4 yes figure 1 Sectional view of line IV-IV in. Figure 5 It is a sectional view showing a fastening structure between the radiator fixing frame 5 and the fixing frame supporting member 6 at the center position in the vehicle width direction of the fixing frame supporting member 6 . Image 6 It is a cross-sectional view showing the fastening structure of the radiator fixing frame 5 and the fixing frame supporting member 6 at the left and right sides of the fixing frame supporting member 6 .

[0079] Hereinafter, the front, rear, and left and right of the above-mentioned automobile are simply referred to as front, rear, and left and right, and in the drawings, the front side of the automobile is re...

no. 2 approach

[0139] Figure 9 The second embodiment of the present invention is shown, and the fixing structure of the radiator fixing frame 5 and the central member portion 63 of the fixing frame support member 6 is different from the first embodiment. Note that the same components as those in the first embodiment are denoted by the same symbols, and descriptions thereof are omitted (the same applies to the third to sixth embodiments described later).

[0140] That is, in this embodiment, at the central position in the vehicle width direction of the central member portion 63 , the resin press-fit pin 166 is directed from the upper side of the flange portion 63b on the rear side of the component part 63A of the central member portion 63 toward the The upper part 51 of the radiator fixing frame 5 is press-fitted, and the flange part 63b on the rear side and the upper part 51 of the radiator fixing frame 5 are pressed and fixed together. In addition, the flange part 63b on the rear side and...

no. 3 approach

[0145] Figure 10 The third embodiment of the present invention is shown, and the fixing structure of the radiator fixing frame 5 and the center member portion 63 of the fixing frame support member 6 is different from the first and second embodiments.

[0146] That is, in this embodiment, a plurality of ( Figure 10 In the cross-sectional view, there are two) resin rupture parts 266, 266 with a cross-sectional approximate "U" shape, which fix the central member part 63 and the upper part 51 of the radiator fixing frame 5 together. The upper surfaces of the rupturing members 266, 266 are fastened and fixed to the rear flange portion 63b and the front flange portion 63c via the constituent member 63B. The following of the rupture parts 266, 266 are fastened and fixed on the top 51 of the radiator fixing frame 5 ( Figure 10 Bolts, etc. are omitted). It should be noted that the method of fixing the upper and lower surfaces of the rupture members 266, 266 is not limited to fast...

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PUM

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Abstract

The present invention discloses a front end structure for an automobile, which includes a resin-made shroud panel 5 supporting a radiator R. The front end structure further includes: a panel support member 6 supporting the shroud panel 5 against right and left front side frames 3, 3 and right and left apron rein members 4, 4; and joint parts 66, 68, 68 fixing an upper part 51 of the shroud panel 5 to the panel support member 6 and allowing, when an impact load works on the shroud panel 5 from the front of the automobile, the upper part 51 to separate from the panel support member 6.

Description

technical field [0001] The present invention relates to an automobile front structure, and more particularly, to an automobile front structure provided with a resin radiator fixing frame for supporting a heat exchanger such as a radiator. Background technique [0002] Conventionally, there is known an automobile front structure in which a heat exchanger such as a radiator is supported by a resin (radiator) fixing frame. With this front structure, the front part of the vehicle body can be modularized (componentized) and the assembly workability of the vehicle body can be improved. Therefore, this front structure has been adopted in many automobiles in recent years. [0003] However, there is a possibility that such a resin radiator fixing frame cannot sufficiently support the engine cover. [0004] As disclosed in, for example, U.S. Patent No. 6,216,810, on the upper part of the radiator fixing frame, a metal reinforcement member is integrally formed with an upper part exten...

Claims

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Application Information

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IPC IPC(8): B62D25/08B60R19/26B60R19/52
Inventor 寺田荣中山伸之枥冈孝宏
Owner MAZDA MOTOR CORP
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