JP2002287836A - Assembly structure of pedal unit - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an assembly structure of a pedal unit securing sufficient strength and rigidity to steering load and vibration without causing the weight increase of a vehicle and easily attaching and detaching a pedal unit to and from a dashboard panel. SOLUTION: Pedals and associated parts are mounted to a bracket 2 to constitute the pedal unit 1. The pedal unit 1 is fitted into an opening part 18 of the dashboard panel 17 from the outdoor side A, and a steering support 19 of framed structure shaped in frame shape along the outer edge part of the opening part 18 is fitted to the panel 17 from the indoor side B. The bracket 2 and the support 19 are fastened holding the outer edge part of the opening part between. A lower end part 21 of the support 19 is extended to a floor panel 22 and fastened to a front cross 23, and an upper end projecting part 26 of the support 19 is fastened to an instrument panel reinforcement 27.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pedal unit assembling structure for use in an automobile.

[0002]

2. Description of the Related Art Conventionally, in the manufacture of automobiles, a plurality of related parts have been unitized and integrated into one assembly in order to facilitate assembly work on an assembly line and reduce the number of work steps. For example, in Europe and the like, it has been already practiced to attach a pedal such as a brake pedal and related parts to a bracket to form a pedal unit, and to assemble the pedal unit to a dash panel.

[0003] When assembling this kind of pedal unit to a dash panel, the pedal unit is fitted into an opening formed in the dash panel from the outside of the room, and an outer edge portion of the opening is fitted to an outer edge portion of the opening. A steering support having a frame structure along the frame shape is addressed to the dash panel from the indoor side, and the bracket of the pedal unit and the steering support are fastened to each other with an outer edge portion of an opening of the dash panel interposed therebetween. I have to.

[0004]

However, in the prior art, both the pedal unit and the steering support are fastened to each other to assemble them at the required height of the dash panel. The dash panel must be strengthened by increasing the thickness of the dash panel to obtain sufficient strength and rigidity against the steering load and vibration of the steering input from the steering support, For this reason, there is a problem that the weight of the vehicle is increased.

[0005] Further, when the pedal unit is removed for maintenance or the like, the steering support is also removed, so that there is a problem that attaching and detaching the pedal unit to and from the dash panel requires a great deal of trouble. .

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and provides a pedal unit for a dash panel capable of obtaining sufficient strength and rigidity against steering load and vibration without increasing vehicle weight. It is an object of the present invention to provide a pedal unit assembling structure that can easily be attached and detached.

[0007]

According to the present invention, a pedal unit and its related parts are mounted on a bracket to constitute a pedal unit. The pedal unit is fitted into an opening of a dash panel from outside of the vehicle, and an outer edge of the opening. A steering support having a frame structure along a frame shape with respect to the portion is addressed to the dash panel from the indoor side, and the bracket of the pedal unit and the steering support are sandwiched between the outer edge portions of the openings of the dash panel. Conclude,
A pedal unit assembling structure, wherein a lower end portion of the steering support is extended to a floor panel and fastened to a front cross under the floor panel, and an upper end portion of the steering support is fastened to an instrument panel reinforcement. It is related to.

[0008] According to this structure, the steering support, which is a fastening partner across the dash panel of the pedal unit, is a frame member for vertically connecting the lower floor panel and the upper instrument panel reinforcement. Function, which greatly enhances the body rigidity and steering rigidity, so that the steering load and vibration input from the steering support can be improved without increasing the thickness of the dash panel. It will be allowed to be shared by Reinforces.

Further, even if the pedal unit is removed for maintenance or the like, the steering support is maintained at a predetermined position while being fixed to the floor panel or the floor panel. The attachment / detachment becomes easy, and the labor required for attaching / detaching the pedal unit is greatly reduced.

In practicing the present invention, for example, a brake pedal and a brake valve, a clutch pedal and a clutch master cylinder are mounted on a bracket of a pedal unit, and an accelerator pedal and its link mechanism are mounted on a steering support. It is good to do.

[0011]

Embodiments of the present invention will be described below with reference to the drawings.

FIGS. 1 to 5 show an embodiment of the present invention. In the drawings, reference numeral 1 denotes a pedal unit constituted by mounting pedals and related parts on a bracket 2, which is shown in FIG. In this example, as shown in FIG.
A brake pedal 3, a brake valve 4 operated by the brake pedal 3, a clutch pedal 5, and a clutch master cylinder 6 operated by the clutch pedal 5 are mounted.

Here, the bracket 2 of the pedal unit 1
Has a substantially rectangular shape (see FIG. 1) in front view, and has a plurality of bolt holes 7 formed on its outer edge portion as a substantially flat fastening flange portion. One of the shaft supports 8, 9, 10 is protruded, and each of the shaft supports 8, 9, 1, 1 is provided.
Left and right tilt shafts 11 and 12 rotatably supported by 0
On the other hand, the base ends of the brake pedal 3 and the clutch pedal 5 are integrally mounted.

Further, on the right side of the bracket 2 in FIG. 1, there is formed a valve accommodating portion 13 whose side surface shape protrudes in a triangular shape from the outdoor side A to the indoor side B as shown in FIG. On the left side of the bracket 2 in FIG. 1, there is formed a cylinder housing portion 14 whose side surface shape projects from the outdoor side A to the indoor side B in a triangular shape smaller than the valve housing portion 13 as shown in FIG.

As shown in FIGS. 1 and 3, the brake valve 4 is inserted into the former valve housing 13 from the outdoor side A.
The upper end of the brake valve 4 projects from the hole 15 formed in the upper slope of the valve accommodating portion 13 to the indoor side B so that the brake pedal 3 can be operated by tilting operation of the brake pedal 3. Is connected via a lever mechanism to the tilting shaft 11 of.

A clutch master cylinder 6 is attached to the latter cylinder housing portion 14 from the outdoor side A, and the clutch master cylinder 6 is inserted through a hole 16 formed in a slope above the cylinder housing portion 14. Is connected to the base end portion of the brake pedal 3 so that the upper end portion of the brake pedal 3 projects to the indoor side B and can be operated by the tilting operation of the brake pedal 3.

It is to be noted that the valve housing 13 and the cylinder housing 14 having the triangular side shapes as described above also function as reinforcing members for increasing the strength of the bracket 2 of the pedal unit 1. Of course.

As shown in FIGS. 3 and 4, the pedal unit 1 constructed as described above has an opening 18 which is open to the driver's seat side of a dash panel 17 which partitions the indoor side B from the outdoor side A. On the other hand, a steering support 19 having a frame structure extending along the frame shape with respect to the outer edge portion of the opening 18 of the dash panel 17 is fitted from the indoor side B to the dash panel 17 from the indoor side A. The bracket 2 of the pedal unit 1 is fastened to the bracket 2 via bolts and nuts 20 with the outer edge of the opening 18 of the dash panel 17 interposed therebetween.

For convenience of explanation, the pedal unit 1 in FIG. 3 is shown in a state where it is not broken (a state corresponding to the arrow II-II in FIG. 1), but actually, the pedal in FIG. The outer edge of the bracket 2 of the unit 1 is along the outer edge of the opening 18 of the dash panel 17 over the entire circumference.

Here, in the case of the conventional normal steering support, it was designed to be attached only to the dash panel 17, but in the steering support 19 of the present embodiment, the lower end portion 21 of the steering support 19 is attached to the floor panel. The front cross 2 extends along the floor panel 22 and has a lower end 21 extending in the vehicle width direction below the floor panel 22 to reinforce the dash panel 17.
3 is fastened via bolts and nuts 24.

Further, a pair of projecting portions 26, 26 extending upward are formed on a post supporting portion 25 at the upper end of the steering support 19 for supporting a steering post (not shown). 26, 26 are fastened to an instrument panel reinforce 27 (instrument panel reinforce) for fixing meters and audios by bolts and nuts 29 via a connector 28.

In this embodiment, as shown in FIG. 5, an accelerator pedal 30 is unitized together with a link mechanism 31 on a right side surface of the steering support 19 as viewed from the indoor side B, and a mounting fixture 32 is provided. The link mechanism 31 of the accelerator pedal 30 described above is a conventionally known mechanism for converting the tilting operation of the accelerator pedal 30 to the operation of a governor via an accelerator cable (not shown). Pointing to.

Thus, if such a configuration is adopted, the steering support 19, which is the fastening partner across the dash panel 17 of the pedal unit 1, is positioned between the lower floor panel 22 and the upper instrument panel reinforcement 27. Function as a frame member for connecting the vehicle body in the up-down direction, whereby the body rigidity and the steering rigidity are greatly enhanced. Therefore, the steering input from the steering support 19 can be performed without increasing the thickness of the dash panel 17. The load and the vibration are favorably shared by the floor panel 22 and the instrument panel reinforcement 27 and allowed.

Further, even if the pedal unit 1 is removed for maintenance or the like, the steering support 19 is maintained in a fixed state with the floor panel 22 and the state fastened to the floor panel 22. 17 can be easily attached to and detached from the pedal unit 1,
The labor required for attaching and detaching the pedal unit 1 is greatly reduced.

Therefore, according to the above embodiment, sufficient strength and rigidity against steering load and vibration can be obtained without increasing the vehicle weight by increasing the thickness of the dash panel 17 or the like. The pedal unit 1 can be easily attached to and detached from the dash panel 17 alone, and the labor required for attaching and detaching the pedal unit 1 can be greatly reduced. Easy to do.

Incidentally, the pedal unit assembling structure of the present invention
The present invention is not limited to the above-described embodiment, and the structure relating to the unitization of the pedal unit is not limited to the illustrated example. In addition, various changes can be made without departing from the scope of the present invention. It is.

[0027]

According to the pedal unit assembling structure of the present invention, various excellent effects as described below can be obtained.

(I) By making the steering support function as a frame member, the body rigidity and the steering rigidity can be greatly enhanced, so that the steering load and vibration can be sufficiently reduced without increasing the vehicle weight. High strength and rigidity can be obtained.

(II) The pedal unit can be easily attached to and detached from the dash panel alone, and the labor required for attaching and detaching the pedal unit can be greatly reduced. It can be carried out.

[Brief description of the drawings]

FIG. 1 is a front view of a pedal unit used in an example of an embodiment of the present invention.

FIG. 2 is an arrow view showing only a bracket as a single item viewed from the II-II direction in FIG. 1;

FIG. 3 is a sectional view showing an example of an embodiment of the present invention without breaking a pedal unit.

FIG. 4 is an exploded perspective view for explaining a fastening structure of the steering support of FIG. 3;

FIG. 5 is a front view showing only the steering support of FIG. 4 as a single item.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Pedal unit 2 Bracket 3 Brake pedal (pedals) 4 Brake valve (related parts) 5 Clutch pedal (pedals) 6 Clutch master cylinder (related parts) 17 Dash panel 18 Opening 19 Steering support 21 Lower end 22 Floor panel 23 Front cross 26 Projection 27 Instrument panel reinforcement 30 Accelerator pedal 31 Linkage mechanism A Outdoor side B Indoor side

Continued on the front page F term (reference) 3D003 AA01 AA11 AA15 BB02 CA05 CA09 DA08 3J070 AA32 BA71 BA81 BA85 DA02 EA32

Claims (2)

[Claims] A pedal unit and its related parts are mounted on a bracket to form a pedal unit. The pedal unit is fitted into an opening of a dash panel from the outside of the room, and is arranged along a frame with respect to an outer edge portion of the opening. A steering support having a simple frame structure is addressed to the dash panel from the indoor side, and the bracket of the pedal unit and the steering support are fastened to each other with an outer edge portion of an opening of the dash panel interposed therebetween, and a lower end of the steering support is provided. A pedal unit assembling structure, wherein a portion extends to a floor panel, is fastened to a front cross under the floor panel, and an upper end of the steering support is fastened to an instrument panel reinforcement. 2. The pedal according to claim 1, wherein a brake pedal and a brake valve, a clutch pedal and a clutch master cylinder are mounted on a bracket of the pedal unit, and an accelerator pedal and a link mechanism thereof are mounted on a steering support. Unit assembly structure.