JP2015030380A - Stabilizer attachment structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a stabilizer attachment structure which can remove a stabilizer from a suspension member in a state that the suspension member is fixed to a body.SOLUTION: By screw-fastening a stabilizer support bracket 18 to a suspension member rear cross 12B, the stabilizer support bracket 18 can be removed from the suspension member rear cross 12B when removing a stabilizer 16. Here, in the stabilizer support bracket 18, seat faces 18D1, 18E1 are arranged at a front side of a vehicle fore-and-aft direction rather than a seat face 18A, a clearance can be formed between a rear floor 40 and the bracket by an offset amount along the vehicle fore-and-aft direction between the seat faces 18D1, 18E1 and the seat face 18A. By this constitution, a tool insertion space can be secured, and the stabilizer support bracket 18 can be removed without removing a rear suspension member 12 from a body 14.

Description

  The present invention relates to a stabilizer mounting structure for a vehicle.

  For example, the invention described in Patent Document 1 discloses a structure in which a stabilizer is attached to a suspension member in advance via a stabilizer fixing member. The suspension member is lifted up and fixed to the body side. However, when it is desired to remove the stabilizer for repair or the like, it is necessary to remove the stabilizer fixing member screwed to the suspension member from the suspension member.

JP 2012-046070 A

  However, if a body or other interference parts are close to the vicinity of the head of the screw, the tool cannot be inserted and the screw cannot be loosened. Therefore, the suspension member must be removed from the body, resulting in a large repair work.

  In view of the above facts, an object of the present invention is to obtain a stabilizer mounting structure in which a stabilizer can be removed from the suspension member in a state where the suspension member is fixed to the body.

  In order to achieve the above object, the stabilizer mounting structure according to claim 1 according to the present invention is such that a stabilizer bracket for mounting a rod-shaped stabilizer arranged with the vehicle width direction as a longitudinal direction is screw-fastened, and a suspension member A stabilizer support bracket that is screwed to the stabilizer support bracket, a first screw fastening seating surface that is formed on the stabilizer support bracket and screw-fastens the stabilizer bracket, and the stabilizer support bracket is disposed around the stabilizer support bracket. The interference member is formed at a position offset from the first screw fastening seating surface in a direction away from the front and rear direction of the vehicle, and a second screw for fastening the stabilizer support bracket to the suspension member. It has, and the child entered into seat surface.

  In the stabilizer mounting structure according to the first aspect of the present invention, the stabilizer support bracket is screwed to the suspension member. The stabilizer support bracket is formed with a first screw fastening seating surface and a second screw fastening seating surface. The first screw fastening seating surface is a seating surface for screwing the stabilizer bracket to which the stabilizer is attached to the stabilizer support bracket, and the second screw fastening seating surface is a seat for screwing the stabilizer support bracket to the suspension member. Surface.

  Thus, the stabilizer can be removed by removing the stabilizer support bracket from the suspension member by screwing the stabilizer support bracket to which the stabilizer is attached to the suspension member.

  Here, in the stabilizer support bracket, the second screw fastening seating surface is formed so as to be offset from the interference component in a direction away from the interference component along the vehicle front-rear direction than the first screw fastening seating surface. Thereby, a clearance gap can be provided between a 2nd screw fastening seat surface and interference components. For this reason, it becomes possible to ensure a tool insertion space. Thus, by securing the tool insertion space, it is possible to remove the stabilizer support bracket without removing the suspension member from the body.

  A stabilizer mounting structure according to a second aspect of the present invention is the stabilizer mounting structure according to the first aspect of the present invention, wherein the stabilizer support bracket is formed to be removable along the surface of the suspension member. Has been.

  In the stabilizer mounting structure according to the second aspect of the present invention, when the screw fastened to the second screw fastening seating surface of the stabilizer support bracket is removed, the stabilizer support bracket can be removed along the surface of the suspension member. . For this reason, when removing the stabilizer support bracket, it is not necessary to secure a desorption stroke in the stabilizer support bracket.

  A stabilizer mounting structure according to a third aspect of the present invention is the stabilizer mounting structure according to the first or second aspect of the present invention, wherein the second screw fastening seating surface is formed along the vehicle vertical direction. The first screw fastening seating surface is formed so as to be inclined rearward in the vehicle front-rear direction as it goes downward in the vehicle vertical direction.

  In the stabilizer mounting structure according to the third aspect of the present invention, it is advantageous that the second screw fastening seating surface is formed along the vehicle vertical direction in consideration of workability when removing the screw. Further, the first screw fastening seating surface is formed in a state of being inclined rearward in the vehicle front-rear direction as it goes downward in the vehicle vertical direction, thereby avoiding interference with other interference components provided in the suspension member. be able to.

  As described above, the invention according to claim 1 has an excellent effect that the stabilizer can be removed from the suspension member while the suspension member is fixed to the body.

  According to the invention which concerns on Claim 2, it has the outstanding effect that the space saving of the stabilizer attachment part periphery can be achieved.

  According to the invention which concerns on Claim 3, the workability | operativity at the time of attachment or detachment of a stabilizer can be improved, and it has the outstanding effect that space saving around a stabilizer attachment part can be achieved.

It is a disassembled perspective view which shows the stabilizer attachment structure which concerns on embodiment of this invention seeing from a vehicle body diagonally rear side. It is the elements on larger scale which expanded the right side in the figure in FIG. FIG. 1 is a partially exploded perspective view showing a state in which a stabilizer support bracket constituting a part of a stabilizer mounting structure according to an embodiment of the present invention is fastened and fixed to a rear suspension member. (A) is sectional drawing which shows the state cut | disconnected along the AA line of FIG. 3, (B) is sectional drawing which shows the state cut | disconnected along the BB line shown in FIG. . It is sectional drawing which shows the state cut | disconnected along the BB line | wire shown in FIG. 3 in the stabilizer support bracket for demonstrating the effect | action of the stabilizer attachment structure which concerns on embodiment of this invention.

  A stabilizer mounting structure according to an embodiment of the present invention will be described with reference to the drawings. In addition, the arrow FR, arrow UP, and arrow W described appropriately in each figure respectively indicate the forward direction (traveling direction), the upward direction, and the vehicle width direction of the vehicle (automobile) to which the stabilizer mounting structure is applied.

(Configuration of stabilizer mounting structure)
First, the configuration of the stabilizer mounting structure 10 according to the present embodiment will be described. As shown in FIG. 1, the stabilizer mounting structure 10 is applied to a rear suspension member 12 as a suspension member. The rear suspension member 12 is supported by a rear side member (not shown) disposed along the vehicle front-rear direction on the outer side of the vehicle body (body) in the vehicle width direction, and is formed as a skeleton body having a substantially rectangular frame shape in plan view. Has been.

  Further, the rear suspension member 12 includes a suspension member front cross 12A disposed along the vehicle width direction and disposed at the front portion in the vehicle front-rear direction. A suspension member rear cross 12B disposed substantially parallel to the suspension member front cross 12A is provided on the rear side in the vehicle longitudinal direction of the suspension member front cross 12A. A pair of left and right side rails 12C are provided at both ends of the suspension member front cross 12A and the suspension member rear cross 12B in the vehicle width direction, and these members are connected by the side rails 12C.

  Although not shown, the rear suspension member 12 supports a rear differential gear box as a differential device constituting a drive system (power train) of an automobile. The rear suspension member 12 supports a rear suspension for supporting a rear wheel, to which power from the engine is transmitted, via the rear differential gear box.

  The suspension member rear cross 12B of the rear suspension member 12 is attached with a rod-shaped stabilizer 16 that is disposed with the vehicle width direction that suppresses the roll of the vehicle body when the vehicle turns as a longitudinal direction. Here, the stabilizer support brackets 18 can be fastened and fixed to the both ends of the suspension member rear cross 12B in the vehicle width direction on the substantially extended line of the side rail 12C.

  As shown in FIG. 2, the stabilizer support bracket 18 has a substantially inverted trapezoidal shape in plan view, and a seat surface 18 </ b> A as a first screw fastening seat surface is formed at the center along the vehicle width direction. Is provided. As shown in FIG. 4 (A), the seat surface 18A is formed in a state where the seat surface 18A is cut along the vehicle vertical direction and is inclined rearward in the vehicle front-rear direction as it goes downward in the vehicle vertical direction. Yes. As shown in FIG. 2, weld bolts 20 and 22 are fixed to the upper and lower portions of the seating surface 18A, respectively.

  Longitudinal walls 18B and 18C that are bent toward the front side in the vehicle front-rear direction are provided from both sides of the weld bolt 20 along the vehicle width direction, respectively. Fixing pieces 18D and 18E project toward the front. Seat surfaces 18D1 and 18D2 as second screw fastening seat surfaces are respectively provided on the upper portion of the fixed piece 18D, and seat surfaces 18E1 and 18E2 as second screw fastening seat surfaces are provided on the upper portion of the fixed piece 18E. Each is provided. That is, these seating surfaces 18D1, 18D2, 18E1, and 18E2 are arranged on the front side in the vehicle front-rear direction with respect to the seating surface 18A. Offset in the direction). Since the seating surfaces 18D1 and 18D2 and the seating surfaces 18E1 and 18E2 have substantially the same configuration, the description of the seating surfaces 18D1 and 18D2 will be omitted below.

  As shown in FIG. 4B, the seating surfaces 18E1 and 18E2 are formed along the vertical direction of the vehicle, and insertion holes 26 and 28 through which the bolts 24 can be inserted are formed in the seating surfaces 18E1 and 18E2, respectively. Has been. As shown in FIG. 5, the positions of the insertion holes 26 and 28 are set so as not to wrap with the stabilizer 16 in a side view of the vehicle when the stabilizer 16 is attached to the stabilizer support bracket 18. . Note that FIG. 5 is a cross-sectional view shown in FIG. 4A and a cross-sectional view shown in FIG.

  Further, as shown in FIG. 2, the stabilizer support bracket 18 is movable downward in the vehicle vertical direction along the surface 12B1 of the suspension member rear cross 12B when not fastened to the suspension member rear cross 12B. ing. That is, the stabilizer support bracket 18 is formed to be removable along the surface 12B1 of the suspension member rear cross 12B.

  A weld nut 30 is fixed to the suspension member rear cross 12B at a position where the stabilizer support bracket 18 is fastened, and the stabilizer support bracket 18 is attached in a state corresponding to the position of the weld nut 30. The stabilizer support bracket 18 is fastened and fixed to the suspension member rear cross 12 </ b> B by inserting the bolts 24 into the insertion holes 26 and 28 of the stabilizer support bracket 18 and fastening them to the weld nut 30.

  A stabilizer bracket 32 having a substantially U-shaped cross section can be fastened and fixed to the stabilizer support bracket 18. The stabilizer bracket 32 is disposed so as to be longitudinal in the vehicle vertical direction. Further, in the stabilizer bracket 32, flange portions 32B and 32C project from the both end portions of the holding portion 32A where the end portion in the longitudinal direction of the stabilizer 16 is held toward the vehicle upper side or the vehicle lower side, respectively. Insertion holes 34 and 36 through which weld bolts 20 and 22 provided in the stabilizer support bracket 18 can be inserted are formed in the center portions of the flange portions 32B and 32C, respectively.

  The stabilizer 16 is inserted into the insertion holes 34 and 36 provided in the flange portions 32B and 32C of the stabilizer bracket 32 while being held by the holding portion 32A via a rubber bush (not shown). The nut 38 is fastened to the weld bolts 20 and 22, respectively. Accordingly, the stabilizer 16 is attached to the stabilizer support bracket 18 via the stabilizer bracket 32. That is, the stabilizer 16 is attached to the suspension member rear cross 12B.

(Operation and effect of stabilizer mounting structure)
Next, functions and effects of the stabilizer mounting structure according to the present embodiment will be described. As shown in FIG. 2, the stabilizer support bracket 18 is formed with a seating surface 18A and seating surfaces 18E1 and 18E2. The seat surface 18 </ b> A is a seat surface for screwing the stabilizer bracket 32 to which the stabilizer 16 is attached to the stabilizer support bracket 18. On the other hand, the seat surfaces 18E1 and 18E2 are seat surfaces for screwing the stabilizer support bracket 18 to the suspension member rear cross 12B. As described above, since the seating surfaces 18D1 and 18D2 and the seating surfaces 18E1 and 18E2 have substantially the same configuration, the description of the seating surfaces 18D1 and 18D2 is omitted.

  Here, as shown in FIG. 5, the seating surfaces 18E1 and 18E2 are formed to be positioned on the front side in the vehicle front-rear direction with respect to the seating surface 18A. In general, as shown in FIG. 4 (A), a rear floor 40 as an interference component constituting a part of the body 14 is disposed on the rear side in the vehicle front-rear direction of the suspension member rear cross 12B. For this reason, in order to remove the stabilizer 16, it is necessary to avoid interference between the stabilizer bracket 32 and the rear floor 40. Therefore, in this case, it is necessary to secure a clearance L2 between the stabilizer bracket 32 and the rear floor 40 in consideration of the tool insertion space and the detachment stroke L1 of the stabilizer bracket 32.

  However, in this embodiment, the stabilizer support bracket 18 to which the stabilizer 16 is attached can be screwed to the suspension member rear cross 12B. Thereby, the stabilizer 16 can be removed by removing the stabilizer support bracket 18 from the suspension member rear cross 12B.

  As described above, in the stabilizer support bracket 18 shown in FIG. 5, the seating surfaces 18E1 and 18E2 are formed to be positioned on the front side in the vehicle front-rear direction with respect to the seating surface 18A. As a result, a gap L3 (> L2) can be provided between the seating surfaces 18E1 and 18E2 and the seating surface 18A and the rear floor 40 by an offset amount along the vehicle front-rear direction. For this reason, it becomes possible to ensure a tool insertion space.

  Thus, by securing the tool insertion space, the stabilizer support bracket 18 can be removed without removing the rear suspension member 12 from the body 14. Further, it is not necessary to provide a tool insertion space between the stabilizer bracket 32 and the rear floor 40. Thereby, space saving around the attachment part of the stabilizer 16 can be achieved.

  The stabilizer support bracket 18 is formed so as to be removable along the surface 12B1 of the suspension member rear cross 12B. For this reason, when the bolts 24 fastened to the seating surfaces 18E1 and 18E2 of the stabilizer support bracket 18 are removed, the stabilizer support bracket 18 can be removed along the surface 12B1 of the suspension member rear cross 12B. Therefore, when removing the stabilizer support bracket 18, it is not necessary to secure an attachment / detachment stroke in the stabilizer support bracket 18, and the space saving around the attachment portion of the stabilizer 16 can be further improved.

  Further, since the seat surfaces 18E1 and 18E2 are formed along the vehicle vertical direction, workability when removing the bolts 24 is improved. On the other hand, the seat surface 18A is formed in a state of being inclined rearward in the vehicle front-rear direction as it goes downward in the vehicle vertical direction. Thereby, interference with other interference components such as a vehicle height sensor 42 (see FIG. 4A) provided on the suspension member rear cross 12B can be avoided.

  Furthermore, the positions of the insertion holes 26 and 28 in the seating surfaces 18E1 and 18E2 are set so as not to wrap with the stabilizer 16 in a side view of the vehicle when the stabilizer 16 is attached to the stabilizer support bracket 18. Yes. Thereby, when removing the volt | bolt 24, work efficiency can be achieved so that it may not interfere with the stabilizer 16. FIG.

(Other embodiments)
In the present embodiment, as shown in FIG. 3, the weld nut 30 is fixed to the suspension member rear cross 12 </ b> B at a position where the stabilizer support bracket 18 is fastened, but the present invention is not limited to this. Although not shown, a weld bolt may be fixed in place of the weld nut 30. However, in this case, after removing the nut from the stabilizer support bracket fastened and fixed to the suspension member rear cross 12B, it is necessary to secure an attachment / detachment stroke for removing the stabilizer support bracket from the weld bolt.

  Further, in the present embodiment, as shown in FIG. 2, the stabilizer support bracket 18 is lowered in the vehicle vertical direction along the surface 12B1 of the suspension member rear cross 12B when not fastened to the suspension member rear cross 12B. It is possible to move to. However, in the present invention, the stabilizer support bracket 18 may be formed so as to be removable along the surface 12B1 of the suspension member rear cross 12B, and is not limited thereto. For example, the stabilizer support bracket 18 may be movable obliquely downward in the vehicle vertical direction along the surface 12B1 of the suspension member rear cross 12B.

  Further, the shape of the stabilizer support bracket 18 is not limited to a substantially inverted trapezoidal shape. Further, in the present embodiment, in the stabilizer support bracket 18, the seating surfaces 18D1, 18D2, 18E1, and 18E2 are disposed on the front side in the vehicle front-rear direction with respect to the seating surface 18A. In the present invention, these seating surfaces 18D1, 18D2, 18E1, and 18E2 may be offset with respect to the interference component in a direction away from the seating surface 18A along the vehicle front-rear direction. For this reason, depending on the positional relationship between the stabilizer 16 and the interference component, for example, the seat surfaces 18D1, 18D2, 18E1, and 18E2 may be disposed on the rear side in the vehicle front-rear direction with respect to the seat surface 18A.

  Furthermore, although the stabilizer 16 attached to the rear suspension member 12 has been described in the present embodiment, the stabilizer attached to the front suspension member (not shown) can also be applied.

  Although one embodiment of the present invention has been described above, the present invention is not limited to the above, and various modifications other than the above can be implemented without departing from the spirit of the present invention. Of course.

10 Stabilizer mounting structure 12 Rear suspension member (suspension member)
12A Suspension member front cross (suspension member)
12B1 Suspension member surface 14 Body (interference part)
16 Stabilizer 18 Stabilizer Support Bracket 18A Seat (first screw fastening seat)
18D1 seat (second screw fastening seat)
18D2 seating surface (second screw fastening seating surface)
18E1 seat (second screw fastening seat)
18E2 seating surface (second screw fastening seating surface)
32 Stabilizer bracket 40 Rear floor (interference parts)
42 Vehicle height sensor (interference parts)

Claims (3)

A stabilizer bracket for attaching a rod-shaped stabilizer arranged with the vehicle width direction as a longitudinal direction is screw-fastened, and a stabilizer support bracket screw-fastened to the suspension member;
A first screw fastening seating surface formed on the stabilizer support bracket for screwing the stabilizer bracket;
In the stabilizer support bracket, the stabilizer support is formed at a position offset with respect to an interference member arranged around the stabilizer support bracket in a direction of separating from the first screw fastening seating surface along the vehicle front-rear direction. A second screw fastening seat surface for screwing the bracket to the suspension member;
A stabilizer mounting structure having   The stabilizer mounting structure according to claim 1, wherein the stabilizer support bracket is formed so as to be removable along a surface of the suspension member.   2. The second screw fastening seating surface is formed along a vehicle vertical direction, and the first screw fastening seating surface is formed in a state where the second screw fastening seating surface is inclined rearward in the vehicle front-rear direction as it goes downward in the vehicle vertical direction. Or the stabilizer attachment structure of Claim 2.

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