JP2008114645A - Instrument panel module assembling structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To improve work efficiency in assembling an instrument panel module to a vehicle body. <P>SOLUTION: A bracket 66 which is a recessed part recessed onto the vehicle front side is disposed at a vertical wall part 22A of a cowl, and a fixed part 62 is formed at the vehicle front side end of a cowl-to-brace 58 of a bracket 44 modularized with an instrument panel 40. The fixed part 62 is inserted in the bracket 66 and fastened and fixed to the bracket 66 from the outside of a vehicle. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to an instrument panel module assembly structure.

  Instrument panel module assembly that fixes the instrument panel and instrument panel hose (steering member) and modularized steering mounting bracket to the cowl brace (cowl toe brace) assembled to the cowl from the bottom of the vehicle with bolts The structure is known (for example, refer to Patent Document 1).

In this instrument panel module assembly structure, the worker who performs the assembly work may need to perform operations such as squatting in the passenger compartment, so improvement is required to improve the workability of the worker. There is room.
JP 2000-38056 A

  In view of the above facts, the present invention aims to improve the workability of the work of assembling the instrument panel module to the vehicle body.

  The instrument panel module assembly structure according to claim 1 is disposed on an instrument panel disposed on a front portion of a vehicle compartment and on a vertical wall portion of a cowl disposed on a vehicle front side of the instrument panel. A concave portion recessed on the front side of the vehicle, a fixing portion inserted into the concave portion and fixed to the concave portion from the outside of the vehicle in the concave portion, and the instrument panel and a modularized bracket. And

  In the instrument panel module assembly structure according to claim 1, the instrument panel is disposed in the front part of the passenger compartment, and is recessed in the front side of the vehicle on the vertical wall part of the cowl disposed on the front side of the instrument panel. A recess is provided. A fixing portion provided on the instrument panel and the modularized bracket is inserted and fixed in the recess.

  Here, the fixing portion is fixed to the concave portion from the outside of the concave portion of the vehicle. For this reason, an assembling work with an unreasonable posture in the passenger compartment becomes unnecessary, so that the workability of the assembling work can be improved.

  The instrument panel module assembly structure according to claim 2 is the instrument panel module assembly structure according to claim 1, wherein the fixing portion is fixed to the recess from the outside of the vehicle width of the recess. It is characterized by that.

  In the instrument panel module assembly structure according to the second aspect, the fixing portion provided on the bracket is fixed to the concave portion disposed on the vertical wall portion of the cowl from the outside of the vehicle width of the concave portion. For this reason, compared with the case where the assembling work is performed from the front of the vehicle in the recessed portion, the assembling work can be performed at a position closer to the recessed portion, so that the workability of the assembling work can be further improved.

  The instrument panel module assembly structure according to claim 3 is the instrument panel module assembly structure according to claim 2, wherein the fixing portion is fixed to the recess from an oblique front of the vehicle of the recess. It is characterized by that.

  In the instrument panel module assembly structure according to claim 3, the fixing portion provided on the bracket is formed in the concave portion provided in the vertical wall portion of the cowl from the vehicle width outside the concave portion and the vehicle diagonally forward of the concave portion. It is supposed to be fixed. For this reason, the assembling work from a position away from the vertical wall portion of the cowl to the front of the vehicle is possible, and the work space is widened, so that the workability of the assembling work can be further improved.

  As described above, according to the present invention, it is possible to improve the workability of assembling the instrument panel module to the vehicle body.

  Next, an embodiment of the instrument panel module assembly structure of the present invention will be described with reference to FIGS.

  In the figure, the arrow FR indicates the vehicle front direction, the arrow UP indicates the vehicle upward direction, and the arrow IN indicates the vehicle width inside direction.

  As shown in FIG. 1, in the front part of the vehicle 10 according to the present embodiment, a dash panel 18 that partitions the vehicle compartment 14 and the engine room 16 is erected on the vehicle front end portion of the floor panel 19. A cowl 20 extends in the vehicle width direction on the upper side of the vehicle 18.

  The cowl 20 is coupled to a vehicle upper end portion of the dash panel 18 and is coupled to a cowl inner lower panel 22 having a substantially L-shaped section viewed from the vehicle width direction, and a vehicle rear end portion of the cowl inner lower panel 22. A cowl upper panel 26 that supports the vehicle lower end side of the glass 24, and a cowl inner upper panel (cowl front panel) 30 that is coupled to the vehicle front end portion of the cowl inner lower panel 22 and supports the vehicle rear end portion of the hood 28. Has been.

  The cowl inner lower panel 22 includes a vertical wall portion 22 </ b> A that forms the vehicle rear side wall portion of the cowl 20 and a bottom plate 22 </ b> B that forms the bottom wall portion of the cowl 20. Further, the cowl inner upper panel 30 constitutes a vehicle front side wall portion of the cowl 20. A box-shaped pedal bracket 50 that supports a pedal 48 such as an accelerator pedal is disposed on the lower side of the cowl 20.

  A steering device 32 is disposed in the front portion of the vehicle 10. The steering device 32 includes a steering shaft 36 having a steering wheel 34 coupled to a rear end portion of the vehicle, and a cylindrical steering column tube 38 that supports the steering shaft 36 so as to be rotatable about its central axis. A configured steering column 39 is provided.

  A vehicle front side end portion of the steering shaft 36 is connected to an intermediate shaft 54 via a universal joint 52, and the intermediate shaft 54 passes through a hole portion provided in a lower portion of the dash panel 18 and is engine room. 16 is connected to a steering gear box (not shown).

  An instrument panel 40 is disposed in the front part of the vehicle compartment 14. In the instrument panel 40, an instrument panel inhose (steering member) 42 extending in the vehicle width direction and a bracket 44 coupled to the instrument panel inhose 42 are disposed. In addition, a dashboard portion 40A is formed at the upper portion of the instrument panel 40 so as to project from the vicinity of the vehicle lower end portion of the windshield 24 toward the rear side of the vehicle, and various meters are provided at the lower portion of the dashboard portion 40A. The provided meter unit 46 is attached.

  The instrument panel hose 42 is disposed on the vehicle upper side of the steering column 38, and both ends in the vehicle width direction are coupled to vehicle body side portions (a pair of left and right front pillars not shown) via brackets (not shown). The instrument panel 40 is attached to the instrument panel hose 42 via a bracket (not shown).

  Further, the bracket 44 is coupled to the instrument panel hose 42, and is formed integrally with the steering support 56 having a flange portion 56A for fastening on both sides in the vehicle width direction, and the instrument panel inner hose 42 and the steering support. 56 and a cowl toe brace 58 extending forward of the vehicle. Note that the steering support 56 and the cowl toe brace 58 are not necessarily formed integrally, and both may be individually attached to the instrument panel hose 42.

  A pair of mounting brackets (column brackets) 60 are fastened to the steering support 56. The mounting bracket 60 has flange portions 60A formed on both sides in the vehicle width direction, and a U-shaped curved portion 60B formed in the center portion in the vehicle width direction. The flange portion 60A and the flange portion 56A are fastened, and the vehicle longitudinal direction rear side of the steering column 38 is supported by the curved portion 60B. As a result, the center portion of the steering device 32 in the vehicle front-rear direction is supported by the instrument panel hose 42 via the steering support 56.

  As shown in FIGS. 2 and 3, the cowl toe brace 58 has a flange portion 58A formed at both ends in the vehicle vertical direction, and a vertical wall portion 58B formed between the pair of flange portions 58A. A fixing portion 62 is formed at the vehicle front side end portion of the vertical wall portion 58B.

  The fixing portion 62 is a tapered small piece that protrudes in the vehicle width direction from the vehicle front side end portion of the vertical wall portion 58B and gradually becomes thin from the vehicle rear side to the front side. An inclined surface 62A that is inclined toward the vehicle width inside toward the front side is formed. In addition, the fixed portion 62 has a vehicle front side protruding from the vertical wall portion 58B to the vehicle front side, and a bolt insertion hole 64 is formed at a position protruding from the vertical wall portion 58B of the fixed portion 62 to the vehicle front side. A weld nut (not shown) to which the bolt 68 inserted through the insertion hole 64 is screwed is provided. A screw hole is formed in the weld nut along the normal direction of the inclined surface 62A.

  Further, as shown in FIG. 4, a rectangular hole 22 </ b> H through which the vehicle front side end portion of the fixed portion 62 is inserted is formed in the vertical wall portion 22 </ b> A of the cowl inner lower panel 22. In addition, a bracket 66 serving as a recess recessed toward the vehicle front side is disposed on the vertical wall portion 22A of the cowl inner lower panel 22. The bracket 66 is a box having a rectangular opening on the vehicle rear side and a rectangular bottom on the vehicle front side, and a flange portion 66B formed on the opening is welded to the peripheral portion of the hole 22H. Yes.

  As shown in FIGS. 2 and 3, the bracket 66 is formed with an inclined surface 66 </ b> A that is inclined inward in the vehicle width from the rear side to the front side of the vehicle and abuts against the inclined surface 62 </ b> A of the fixing portion 62. An insertion hole 70 through which the screw portion of the bolt 68 can be inserted is formed in the inclined surface 66A so as to face the screw hole 64. The inclined surface 66A and the inclined surface 62A are connected to the vehicle of the bracket 66 by the bolt 68. It is fastened and fixed from the outside of the width and obliquely forward of the vehicle.

  Further, as shown in FIG. 5, the vertical wall portion 58 </ b> B of the cowl toe brace 58 is connected to the outer peripheral portion of the instrument panel in hose 42 and the fastening fixing point along the tangent line L of the cross section viewed from the vehicle width direction of the instrument panel in hose 42. P is connected. Further, the cowl toe brace 58 is coupled to the steering support 56 with its width expanded toward the lower side of the vehicle.

  By the way, in this embodiment, in the assembly process of the front part of the vehicle body, first, the instrument panel 40, the meter unit 46, the steering device 32, the instrument panel inhose 42, and the bracket 44 are combined (modulated). ) A subassembly (hereinafter referred to as an instrument panel module) 100 is formed, and the instrument panel module 100 is assembled to the vehicle body side.

  In the assembly process of the instrument panel module 100, the shaft member (the steering shaft 36, the steering column 38, the intermediate shaft 54) of the steering device 32 is inserted into the instrument panel 40, and the mounting bracket 60 and the bracket 44 are cowled. The center portion and the rear portion of the steering column 38 in the vehicle front-rear direction are fixed to the steering support 56 of the instrument panel inhose 42 via the toe brace 58.

  In the assembly process of the instrument panel module 100 to the vehicle body side, first, the instrument panel module 100 is inserted into the vehicle compartment 14 from, for example, a front door opening (not shown) of the vehicle body, and the steering device 32 is inserted. The intermediate shaft 54 located at the lower end of the vehicle is inserted into the engine room 16 side, and the instrument panel module 100 is located behind the cowl 20 in the vehicle. In this state, both end portions in the vehicle width direction of the instrument panel hose 42 are fixed to the vehicle body side via brackets (not shown).

  Thereafter, the fixing portion 62 disposed at the vehicle front side end portion of the bracket 44 is inserted into the bracket 66 disposed on the vertical wall portion 22A of the cowl inner lower panel 22 from the vehicle compartment 14 side, and the bolt as described below. By fastening and fixing with 68, the assembling work of the instrument panel module 100 to the vehicle body is completed.

  Here, the bracket 66 is a recess recessed from the vertical wall portion 22A toward the vehicle front side, and the fixing portion 62 is a tapered small piece inserted into the bracket 66 and engaged with the vehicle front side, and the bolt 68 is inserted therethrough. A hole 70 is formed in the inclined surface 66A, which is a wall portion outside the vehicle width of the bracket 66, and a screw hole 64 into which the bolt 68 is screwed is inserted into the inclined surface 62A of the fixing portion 62 that contacts the inclined surface 66A. It faces 70.

  For this reason, as shown in FIG. 4, the work of fastening and fixing the fixing portion 62 to the bracket 66 with the bolts 68 can be performed from the vehicle width outside (vehicle outside) on the vehicle front side of the vertical wall portion 22A. Assembling work with an unreasonable posture in the passenger compartment becomes unnecessary, and the workability of the assembling work can be improved.

  Further, since the fastening tool 80 holding the bolt 68 can be inserted into the cowl 20 from between the vertical wall portion 22A and the cowl inner upper panel 30 and fastened and fixed, the cowl inner upper panel 30 can be fixed. There is no need to make a work hole for the fastening tool 80 to pass through. In addition, watertightness is secured between the bracket 66 and the vertical wall portion 22A by a welded portion. For this reason, since it is not necessary to add parts, such as a grommet for maintaining the watertightness of the cowl 20, cost can be reduced. Further, it is not necessary to pass the fastening tool 80 holding the bolt 68 through the working hole, and the fixing member such as the bolt 68 can be prevented from dropping from the fastening tool 80 during the work, so that the workability of the assembly work can be improved. Further efforts can be made.

  Further, the screw hole 64 is formed on the inclined surface 62A inclined inward of the vehicle width from the rear side to the front side of the vehicle along the normal direction of the inclined surface 62A, so that the fixing portion 62 is attached to the bracket 66. The work of fastening and fixing can be performed from the diagonally forward side of the bracket 66 in the vehicle. That is, the fastening and fixing work from a position away from the vertical wall portion 22A toward the front of the vehicle is possible, and the work space is widened, so that the worker of the fastening and fixing work can be further improved.

  Further, as shown in FIG. 5, the vertical wall portion 58 </ b> B of the cowl toe brace 58 is connected to the outer peripheral portion of the instrument panel in hose 42 and the fastening fixing point along the tangent line L of the cross section seen from the vehicle width direction of the instrument panel in hose 42. By connecting P, the bending mode generated at the fastening fixing point P due to the vibration of the steering device 32 in the gravitational direction (the direction of arrow A in FIG. 5) can be suppressed. Further, the rigidity of the vertical wall portion 58B of the cowl toe brace 58 is improved by coupling the vertical wall portion 58B of the cowl toe brace 58 to the steering support 56 as well as the instrument panel inboard hose 42. Therefore, the vibration of the steering device 32 in the direction of gravity can be achieved without increasing the rigidity of the cowl toe brace 58 by adding a reinforcing rib or increasing the wall thickness, that is, without increasing the weight of the cowl toe brace 58 as a whole. It is possible to suppress the breakage of the fixed point P due to.

  The present invention has been described in detail with respect to specific embodiments. However, the present invention is not limited to such embodiments, and various other embodiments are possible within the scope of the present invention. It is clear to the contractor. For example, in the present embodiment, the steering device 32 and the like are modularized with the instrument panel 40, but it is not essential to modularize them with the instrument panel 40, and other than these are the instrument panel 40 and the instrument panel 40. It may be modularized.

It is a sectional side view showing the front part of a vehicle provided with the instrument panel assembling structure concerning one embodiment of the present invention. It is a disassembled perspective view which expands and shows the instrument panel assembly structure which concerns on one Embodiment of this invention. It is a perspective view which expands and shows the instrument panel assembly structure concerning one embodiment of the present invention. It is a perspective view which shows the cowl arrange | positioned by the front part of a vehicle provided with the instrument panel assembly | attachment structure which concerns on one Embodiment of this invention. It is a side view which expands and shows the instrument panel assembly structure which concerns on one Embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Instrument panel module 20 Cowl 22A Vertical wall part 40 Instrument panel 44 Bracket 62 Fixed part 66 Bracket (recessed part)

Claims (3)

An instrument panel arranged in front of the passenger compartment;
A concave portion disposed on the vertical wall portion of the cowl disposed on the vehicle front side of the instrument panel, and recessed on the vehicle front side;
A fixing portion that is inserted into the recess and fixed to the recess from the outside of the recess is provided, the instrument panel and a modularized bracket,
An instrument panel module assembly structure characterized by comprising:   The instrument panel module assembly structure according to claim 1, wherein the fixing portion is fixed to the concave portion from the outside of the vehicle width of the concave portion.   The instrument panel module assembly structure according to claim 2, wherein the fixing portion is fixed to the concave portion from an oblique front of the concave portion of the vehicle.

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