JP2584943B2 - Automotive door hinge mounting structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door body which is openably and closably supported at a peripheral portion of a door opening, and a hinge member on a vehicle body fixed to the peripheral portion of the door opening, and fixed to the door body. The present invention relates to a door hinge mounting structure for an automobile, wherein the hinge member is connected to a door side hinge member by a rotation shaft.

[0002]

2. Description of the Related Art Conventionally, as a mounting structure of a door hinge for an automobile, for example, those disclosed in Japanese Patent Publication No. 3-24555 and Japanese Patent Publication No. 4-61151, and those shown in FIG. . That is, in both publications, the door body is moved in the vertical direction of the vehicle, which is the axis direction of the rotation axis of the hinge, the door body is attached and detached, and the fixing member for fixing the hinge is also performed from the axial direction. Is becoming more common.

[0006] In the apparatus shown in FIG. 6, the components of the hinge 1 are added, and the attaching / detaching direction of the door body 3 and the hinge 1 are added.
In some cases, the direction of engagement and disengagement of the fixing member 2 is made orthogonal to the axial direction of the rotation shaft 4 of the hinge 1 to improve the work.

[0004]

However, in such a conventional mounting structure of a door hinge for an automobile, the fixing member must be engaged and disengaged in a very narrow place in the two publications. In addition, when the door body is to be attached or detached, the door body must be moved up and down.For example, in the case of a front door, the front fender or the front door may be damaged in consideration of a gap with the front fender. It is necessary to perform the attaching and detaching work with sufficient consideration so as not to attach the work, and there is a problem that the working life is reduced.

FIG. 6 shows a problem that the number of components increases due to the addition of the components of the hinge 1 and the cost increases.

SUMMARY OF THE INVENTION The present invention has been made in view of such conventional problems, and an object of the present invention is to provide a mounting structure for an automobile door hinge which can improve work life and reduce costs. It is an object.

[0007]

SUMMARY OF THE INVENTION In order to achieve the above object, the gist of the present invention is that a door body (20) is supported on a peripheral portion (12) of a door opening (10) so as to be openable and closable. A hinge member (30) on the vehicle body side fixed to a peripheral portion (12) of the door opening (10) and the door body (20)
In a vehicle door hinge mounting structure in which a door-side hinge member (40) fixedly mounted on a vehicle is connected by a rotating shaft (50), a vehicle-body-side hinge member (30) and a door-side hinge member (40). The pivot shaft (50) is rotatably mounted on one side of the door body, and the door body (20) is mounted on the other of the vehicle body side hinge member (30) and the door side hinge member (40).
At the time of mounting, a fitting portion (45) is fitted so as to be non-rotatable with respect to the rotary shaft (50) and immovable in the axial direction from a mounting direction orthogonal to the axial direction of the rotary shaft (50). A member (60) for retaining the fitting (45) and the rotating shaft (50) fitted in the fitting (45) from a horizontal direction perpendicular to the mounting direction;
In which the rotary shaft (50) is prevented from being pulled out of the fitting portion (45).

[0008]

The hinge member (30) on the vehicle body side is fixed to the periphery (12) of the door opening (10), and the door body (2) is fixed.
The hinge member (40) on the door side is fixed to 0). Further, a rotating shaft (50) is rotatably mounted on one of the hinge member (30) on the vehicle body side and the hinge member (40) on the door side.

Next, the door body (20) is moved to the door opening (1).
Close to the periphery (12) of 0), the rotation axis (50)
The hinge member (30) on the vehicle body side and the hinge member (4
0) with the fitting part (45) on the other side from a mounting direction orthogonal to the axial direction of the rotating shaft (50). Thereby, the fitting portion (45) is connected to the rotating shaft (50).
, And cannot move in the axial direction.

Next, from the horizontal direction orthogonal to the mounting direction, a member (60) for retaining the fitting portion (45) and the rotating shaft (50) fitted in the fitting portion (45). Is penetrated, the rotation shaft (50) is prevented from coming off with respect to the fitting portion (45). Thereby, the door body (2
0) is openably and closably supported by a peripheral portion (12) of the door opening (10).

To remove the door body (20) from the peripheral portion (12) of the door opening (10), a member (60) for retaining the door is required.
Can be removed from the fitting portion (45) of the rotating shaft (50) and the hinge member (40) on the door side, and the door body (20) can be moved to the opposite side to the mounting direction.

[0012]

An embodiment of the present invention will be described below with reference to the drawings. 1 to 5 show one embodiment of the present invention. As shown in FIG. 2, a door body 20 is supported by a front pillar 12 which is a peripheral portion of the door opening 10 via a door hinge 30a so as to be openable and closable. The door body 20 is a front door, and includes an outer panel 21 and an inner panel 22.
Consisting of The door hinge 30a is connected to the front pillar 12
Hinge member 30 on the vehicle body side fixed to the door body 20 and the door body 20
And a hinge member 40 on the door side fixed to the front edge of the inner panel 22.

As shown in FIGS. 1 and 3 to 5, the hinge member 30 on the vehicle body side has an L-shaped base member 31 and an annular cross-section 32 provided at the tip end of the base member 31 integrally. It is formed in. The base member 31 is fixed to the front pillar 12 with a fastening bolt 38. The door-side hinge member 40 is a plate-like base plate 4 extending in the vertical direction.
1 and a fitting portion 45 located at the center in the vertical direction of the base plate 41 are integrally formed. Fitting part 45
On both side walls 46, screw holes 47 are screwed in a direction in which the fitting portion 45 is recessed, that is, in a horizontal direction orthogonal to the mounting direction. A base plate 41 is fixed to the front edge of the inner panel 22 of the door body 20.

The rotary shaft 50 has a small judgment surface shape portion 55 and a circular cross-section shape portion 51 chamfered so that both side surfaces are parallel.
Are integrally formed vertically. Small judgment surface shape part 5
5, a top flange 57 is formed at the upper end, a lower flange 53 is formed at the boundary between the small judgment surface shape portion 55 and the circular cross-section shape portion 51, and a small diameter is formed at the lower end portion of the circular cross-section shape portion 51. A swaged portion 52 having a circular cross section is formed. A through hole 56 is formed in the small determination surface shape portion 55 in a direction perpendicular to both side surfaces.

An annular cross section 32 of the hinge member 30 on the vehicle body side
, A circular cross-sectional shape portion 51 of the rotating shaft 50 is rotatably mounted on the shaft. A bush member 58 is fitted above and below the annular section 32, and a swaged member 59 is swaged to the swaged section 52 so that the rotating shaft 50 does not fall out of the annular section 32. The small determination surface shape portion 55 of the rotating shaft 50 is fitted to the fitting portion 45 of the hinge member 40 on the door side from a mounting direction orthogonal to the axial direction of the rotating shaft 50,
The hinge member 40 on the door side cannot rotate with respect to the rotation shaft 50, and has a top flange 57 and a lower flange 5.
3 fits into the fitting portion 45 from above and below, and cannot move in the axial direction.

A stopper member 60 is screwed into the screw hole 47 of the hinge member 40 on the door side. The retaining member 60 penetrates through the through hole 56 of the rotating shaft 50, and is inserted from the horizontal direction perpendicular to the mounting direction.
5 and the small judgment surface shape portion 55, and the rotating shaft 50 is prevented from being pulled out of the fitting portion 45.

Next, the operation will be described. Front pillar 12
The operation of attaching the door body 20 to the front pillar 12 is performed in advance by attaching the hinge member 30 on the vehicle body side to the front pillar 12 with the fastening bolt 3.
8 and the inner panel 2 of the door body 20.
The door side hinge member 40 is fastened to the front edge of
And fix it. Further, the rotating shaft 50 is rotatably mounted on the annular cross section 32 of the hinge member 30 on the vehicle body side.

Next, the front edge of the inner panel 22 of the door body 20 is brought closer to the front pillar 12, and the small judgment surface shape portion 55 of the rotating shaft 50 is inserted into the fitting portion 45 of the hinge member 40 on the door side. The rotary shaft 50 is fitted from a mounting direction orthogonal to the axial direction. Thereby, the fitting portion 4
5 cannot rotate with respect to the rotation shaft 50, and the top flange 57 and the lower flange 53 of the rotation shaft 50 are fitted into the fitting portion 45 from above and below, whereby the hinge member 40 on the door side rotates. It becomes impossible to move in the axial direction of the shaft 50.

At this time, the inner panel 2 of the door body 20
When the front edge portion 2 is brought closer to the front pillar 12, there is no need to move the door body 20 vertically.
At this time, the screw hole 47 of the hinge member 40 on the door side is used.
And the through-hole 56 of the rotating shaft 50 coincide with each other in the horizontal direction orthogonal to the mounting direction.

Next, a retaining member 60 is inserted into the screw hole 47 of the fitting portion 45 from a horizontal direction perpendicular to the mounting direction.
Is screwed, the retaining member 60 penetrates through the through-hole 56 of the rotating shaft 50, and is fitted to the fitting portion 45 and the small determination surface shape portion 55 of the rotating shaft 50 fitted in the fitting portion 45. The retaining member 60 is pierced, and the rotating shaft 50 is prevented from being pulled out of the fitting portion 45. Thereby, the door body 20 is supported by the front pillar 12 via the door hinge 30a so as to be openable and closable. The work of screwing the retaining member 60 into the screw hole 47 of the fitting portion 45 from a horizontal direction orthogonal to the mounting direction is performed in a wide space on the vehicle cabin side, so that the workability is easy.

To remove the door body 20 from the front pillar 12, a member 60 for retaining
6 and the screw hole 47 of the door-side hinge member 40, the door body 20 is moved in the direction opposite to the mounting direction, and the small judgment surface shape portion 55 of the rotating shaft 50 is fitted to the door-side hinge member 40. What is necessary is just to remove from the joint part 45. In the above embodiment, the rotary shaft 50 is mounted on the hinge member 30 on the vehicle body side, and the fitting portion 45 is provided on the hinge member 40 on the door side. May be provided, and the rotating shaft 50 may be mounted on the hinge member 40 side of the door.

[0022]

According to the mounting structure for a door hinge for an automobile according to the present invention, the door body is brought close to the peripheral edge of the door opening, and the rotating shaft is rotated between the hinge member on the vehicle body side and the hinge member on the door side. When the fitting portion is fitted in a mounting direction orthogonal to the axial direction of the rotating shaft, the fitting portion cannot rotate with respect to the rotating shaft and cannot move in the axial direction, and is orthogonal to the mounting direction. If the member for retaining is pierced from the horizontal direction to the fitting portion and the rotating shaft fitted into the fitting portion, the rotating shaft is prevented from being pulled out from the fitting portion. Therefore, there is no need to move the door body up and down when attaching and detaching work, for example, it is not necessary to work while taking care not to damage the front fender, and it is possible to improve workability and special parts Low cost because there is no additional It can be.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of an automobile door hinge mounting structure according to an embodiment of the present invention.

FIG. 2 is an explanatory view of a mounted state of a vehicle door hinge mounting structure according to an embodiment of the present invention.

FIG. 3 is a perspective view of an automobile door hinge mounting structure according to an embodiment of the present invention.

FIG. 4 is a sectional view of a main part of a mounting structure of a door hinge for an automobile, showing one embodiment of the present invention.

FIG. 5 is a cross-sectional view of a main part of a mounting structure of a door hinge for an automobile, showing one embodiment of the present invention.

FIG. 6 is an explanatory diagram of a mounting structure of a door hinge for an automobile showing a conventional example.

DESCRIPTION OF SYMBOLS 10 ... Door opening 12 ... Front pillar (peripheral part) 20 ... Door body 22 ... Inner panel 30a ... Door hinge 30 ... Body side hinge member 40 ... Door side hinge member 45 ... Fitting part 50 ... Rotation Shaft 60: retaining member

Claims (1)

(57) [Claims] 1. A door body hinge member fixedly mounted on a peripheral portion of a door opening, wherein a door body is supported on the peripheral portion of the door opening so as to be openable and closable, and a door side hinge member fixed on the door body. And a hinge assembly for an automobile, wherein the hinge assembly is connected to a hinge member on the vehicle body side and a hinge member on the door side.
The rotation shaft is rotatably mounted on the other side of the vehicle body side hinge member and the door side hinge member,
When the door body is mounted, a fitting portion is formed that fits from the mounting direction orthogonal to the axial direction of the rotary shaft so as to be non-rotatable with respect to the rotary shaft and immovable in the axial direction. A member for retaining is pierced through the fitting portion and the rotating shaft fitted into the fitting portion from a horizontal direction perpendicular to the fitting portion, so that the rotation shaft is prevented from being removed from the fitting portion. A mounting structure for a door hinge for an automobile.