JP2554818Y2 - Jig for positioning and fixing door checker - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a positioning and fixing of a door checker for fixing a door checker to a predetermined position of a door panel of an automobile having a pair of upper and lower door hinges with mounting bolts screwed from outside the door panel. About jigs.

[0002]

2. Description of the Related Art Conventionally, an operation of assembling a door checker to a door panel of an automobile has been performed in the following procedure. That is, in a door assembly line for assembling a single door, the door checker is temporarily fastened to the inner panel of the door with a mounting bolt. This temporary tightening is performed by loosely tightening the mounting bolts so that the position of the door checker can be finely adjusted. Next, after the door is hinged to the opening of the vehicle body in the vehicle body assembly line, the position of the door checker is finely adjusted and positioned, and then the mounting bolt is fully tightened and fixed. The work is completed by connecting the tip to the vehicle body side.

[0003]

In the above-mentioned conventional method, however, it is necessary to perform a positioning operation of the door checker and a final tightening operation of the mounting bolts at a connection portion between the narrow door and the vehicle body after the door is mounted on the vehicle body. In addition, the worker must perform the work in an unreasonable work posture, and there is a problem that workability is extremely poor.

The present invention has been made in view of the above circumstances, and provides a door checker positioning / fixing jig which can easily and accurately fix a door checker to a door panel before the door is mounted on a vehicle body. The purpose is to:

[0005]

According to the present invention, a door checker is mounted on a door panel of a vehicle having a pair of upper and lower door hinges by mounting bolts screwed into the door panel from outside the door panel. A jig for positioning and fixing a door checker for fixing, wherein upper and lower ends can be engaged with hinge pin holes of the pair of door hinges, and a telescopic support rod elastically urged in an extending direction; A guide member provided at a position at a predetermined distance from one end of the support rod and capable of contacting the surface of the door panel, and having a guide hole into which a socket of a tool for tightening a mounting bolt of the door checker can be fitted. It is characterized by becoming.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

1 to 4 show an embodiment of the present invention. FIG. 1 is a perspective view showing an opened automobile door, and FIG. 2 is an overall side view of a jig for positioning and fixing a door checker. 3
FIG. 4 is a view as viewed in the direction of arrow 3 in FIG. 2, and FIG. 4 is a view showing the state of use of the jig for positioning and fixing the door checker (as viewed in the direction of arrow 4 in FIG. 2).

As shown in FIG. 1, a door D for opening and closing an opening of a vehicle body B of an automobile has an inner panel 1 welded to an inner side of an outer panel constituting an outer skin thereof, and is opposed to a cabin of the inner panel 1. The surface to be covered is covered by the decorative plate 2. A pair of upper and lower door hinges 3 and 4 positioned and fixed to the front end face of the inner panel 1 are pivotally supported via a pair of hinge pins 7 and 8 to a pair of upper and lower door hinges 5 and 6 similarly fixed to the vehicle body B side. A door checker C is fixed to the inside of the inner panel 1 covered with the decorative plate 2 by two mounting bolts 9, and a connecting arm 10 of the door checker C is provided.
Is extended forward from the opening 1 ₁ formed on the front end face of the inner panel 1, it is pivotally supported via a connecting pin 12 to a bracket 11 provided on the vehicle body B.

As shown in FIGS. 2 to 4, the positioning and fixing jig Z includes a long upper rod 13 and a short lower rod 14.
Are connected in series.
Both hinge pin hole 4 engageable with tapered engagement end 14 ₁ to ₁ of the lower door hinge 4 fixed by a bolt 16 is correctly positioned on the vehicle body B is formed at the lower end of the lower rod 14 The upper end is a cylindrical connecting member 17 having a bottom.
It is fixed to the bottom of. On the other hand, the hinge pin hole 3 _1-engaging spherical mating end 13 ₁ of the upper door hinge 3, which is bolted 16 is correctly positioned on the vehicle body B is formed at the upper end of the upper rod 13 At the same time, its lower end is slidably fitted inside the connecting member 17. Connecting the lower end of the upper rod 13 which member 17 is fitted, is cutout 13 ₂ in the axial direction is formed, and the connection member 17 the upper rod 13 by the screw 18 is engaged with the notch 13 ₂ screwed into From the connecting member 17 is prevented. A spring 19 is contracted between the bottom of the connecting member 17 and the lower end of the upper rod 13 to push up the upper rod 13 and extend the support rod 15.

A cylindrical member 20 is fitted to the upper rod 13 and fixed by two bolts 21. Fixing the position of the tubular member 20, the engaging end portion 13 ₁ of the upper rod 13 as a reference, the distance from the mating end 13 ₁ is set in advance for each model so that L _1. The two long holes 22 ₁ of the plate-like member 22 which is welded to the tubular member 20, guide member 23 is secured by bolts 24. Then the distance L ₂ from the support rods 15 of the guide member 23 (i.e., the distance L ₂ from the upper rod 13 or the lower rod 14), the slot 22 ₁
And bolts 24 are adjusted for each model. Resin contact portion 23 capable of contacting the front end surface of inner panel 1 of door D
The _first guide member 23 integrally includes, along with the socket S of the nut runner holding said mounting bolts 9 for fixing the door checker C of below ₂ are two circular guide hole 23 through which fits , the connecting arm insertion hole 23 ₃ of the rectangle is formed between the two guide holes 23 _2.

As is apparent from FIG. 4, the door checker C is in a state of contact with the rear surface of the inner panel 1, the main body portion fixed by the mounting bolt 9 screwed into the nut 27 that is supported by the flange 25 ₁ with 25, connecting arm 10 which penetrates the guide hole 25 ₂ inside the main body portion 25 slidably, an opening 1 formed in the inner panel 1
Extend forward from _one . The connecting arm 10 is made of two spring plates bent in different shapes, that together with the step portion 10 ₁ in the middle portion corresponding to the half-open position of the door D is formed, the fully open position of the door D in its rear end Is fixed. Thus when opening the door D, the connecting arm 10 which is pivotally supported via a connecting pin 12 to a bracket 11 of the vehicle body B to the front end, the sliding contact of the guide hole 25 ₂ inside the main body 25 by the elastic force of the spring plate while drawn out, configured to provide sharp opening and closing feeling of the door D by frictional force of the spring plate at the stepped portion 10 ₁ at that time is changed.

Next, the operation of the embodiment of the present invention will be described.

In the door assembly line for assembling the door D as a single unit, before the decorative plate 2 is mounted on the inner surface of the inner panel 1 of the welded door D, the door checker C using the positioning and fixing jig Z is used. Is performed in the following procedure. First, the engaging end 13 ₁ of the upper rod 13 of the support rod 15 of the positioning and fixing jig Z is used.
The is engaged with the hinge pin hole 3 ₁ of the upper door hinge 3 secured to the inner panel 1 is raised while compressing the spring 19 to lower rod 14 and the connecting member 17 relative to the upper rod 13, the lower rod 14 engaging the engaging end 14 ₁ to the hinge pin hole 4 ₁ of the lower door hinge 4 fixed to the inner panel 1. Thus, the support rod 15 is supported at its upper and lower ends by the pair of upper and lower door hinges 3 and 4. At this time, the vertical position of the connecting member 17 fixed integrally with the upper rod 13 is the upper door hinge 3 fixed to the inner panel 1.
As a reference, it is positioned spaced a distance L ₁ thereunder.

[0014] Next, by rotating the guide member 23 together with the support rod 15 about the upper and lower ends of the support rod 15, is brought into contact the contact portions 23 ₁ on the front end face of the inner panel 1. Subsequently, as shown in FIG. 4, the door checker C is inserted into the inner panel 1 from the opening of the inner panel 1, and the flange 25 of the main body 25 is inserted.
₁ is brought into contact with the back surface of the inner panel 1, and the connecting arm 10 of the door checker C is connected to the opening 11 of the inner panel ₁ and the connecting arm insertion hole 23 of the guide member 23.
₃ to the outside. From this state, the socket S of the nut runner supporting the mounting bolt 9 is moved to the guide member 23.
Either it allowed one to fit the two guide holes 23 _2, mounting bolt 9 penetrating the rear surface side of the inner panel 1 from the front surface side
At the end of the door checker C to the flange 25 of the main body 25
_The nut 27 attached to ₁ is engaged. By rotating and driving the socket S of the nut runner, the mounting bolt 9 is screwed into the nut 27, and the door checker C is fixed at a predetermined position on the inner panel 1. When the tightening of one of the mounting bolts 9 is completed as described above, the guide member 2
3 by using the other of the guide hole 23 ₂ is tightening operation of the two first mounting bolts 9 are performed. The final tightening of the two mounting bolts 9 may be completed simultaneously at this time, or the final tightening of the mounting bolts 9 may be performed in a later step.

When the main body 25 of the door checker C is positioned and fixed as described above, the support rod 15 is contracted to remove the positioning and fixing jig Z from the door hinges 3 and 4, and then the connecting arm 10 is fixed. The work is completed by connecting the tip to the bracket 11 of the vehicle body B with the connecting pin 12.

The model is changed and the door checker C is changed.
In the case where the mounting position is different, the vertical position is adjusted by the bolt 21 and the horizontal position is adjusted again by the bolt 24 so that the position of the guide member 23 corresponds to the mounting position of the door checker C of the new model. Can be.

Although the embodiments of the present invention have been described in detail above, the present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the present invention described in the claims for utility model registration. It is possible to make design changes.

For example, in the embodiment, the vertical position of the guide member 23 is determined based on the upper door hinge 3 of the pair of upper and lower door hinges 3 and 4 of the door D, but based on the lower door hinge 4. It is also possible.

[0019]

As described above, according to the features of the present invention, the positioning and fixing jig is set at a correct position with reference to a door hinge fixed in a state of being pre-positioned to the door panel, and this positioning and fixing is performed. Since the mounting bolt of the door checker is tightened using the guide hole formed in the guide member of the tool, the door checker can be accurately positioned and fixed at a predetermined position of the door. Further, since the work of attaching the door checker can be performed before the door is attached to the vehicle body, the worker can easily complete the work without being forced to take an excessive posture.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an opened automobile door.

FIG. 2 is an overall side view of a positioning and fixing jig.

FIG. 3 is a view in the direction of arrows in FIG. 2;

FIG. 4 is a view showing a use state of the positioning and fixing jig (FIG. 2);
(View from four directions)

[Explanation of symbols]

1 ... inner panel (door panel) 3 ... door hinge 3 ₁ ... hinge pin hole 4 ... door hinge 4 ₁ ... hinge pin hole 9 ... mounting bolt 15 ····· Support rod 23 ··· Guide member 23 ₂ ··· Guide hole C ··· Door checker S ····· Socket

Claims (1)

(57) [Scope of request for utility model registration] 1. A door checker (C) at a predetermined position of a door panel (1) of an automobile having a pair of upper and lower door hinges (3, 4) with mounting bolts (9) screwed from outside the door panel (1). a positioning and fixing jig door checker for fixing the hinge pin hole of the pair of door hinge (3, 4) (3 _1, 4 ₁₎ upper and lower ends to the engageable, bullet in the direction of elongation An energized telescopic support rod (15), and provided at a position at a predetermined distance from one end of the support rod (15) and capable of contacting the surface of the door panel (1);
A guide hole (2) into which a socket (S) of a tool for tightening the mounting bolt (9) of the door checker (C) can be fitted.
3 comprising a guide member (23) having a _2), positioning and fixing jig door checker.