JPH0839364A - Door fitting jig for automobile - Google Patents

Abstract

PURPOSE:To perform a highly precise positioning and reduce the size and weight by preliminarily positioning and fixing a door hinge on a body side, and mounting a door thereon so as to position the door by a centering bolt. CONSTITUTION:In an L-shaped jig body 1 formed of a horizontal beam 2 and a vertical beam 3 connected to the front end of the horizontal beam 2, the vertical beam 3 has a vertical pair of hinge set blocks 5a, 5b for positioning and holding a door hinge on the vertical beam 3 in the car width, height and longitudinal directions, a front positioning pin 5 vertically and longitudinally adjustable and engaged with the standard hole of a front pillar, and a jig fixing clamp 7. The horizontal beam 2 has, on the rear end, a rear positioning pin 15 vertically and longitudinally adjustable and engaged with the standard hold of a center pillar.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door erection jig for attaching a door to a body in an automobile assembly line.

[0002]

2. Description of the Related Art Door installation for mounting doors on a body in an automobile assembly line is performed by setting doors to which door hinges are attached by a building jig on the basis of the body side so that many doors can be installed at the same position. Then, the door hinge was fastened to the body with bolts and the building jig was removed.

The structure is, as shown in FIG. 10, a horizontal rod 31 positioned parallel to the side shell 21 between the front pillar 19 and the center pillar 20 of the vehicle body, and a front pillar 19 connected to the front end of the horizontal rod 31. Using an L-shaped jig main body 30 composed of a vertical rod 32 positioned in parallel with the door mounting portion of the door, a door 33 having a door hinge in advance is set on the jig main body 30, and bolts (two upper and lower two) are attached to the body. ) Tighten and open the door 33 to open the jig body 30.
There is a stand type that resets.

Further, as shown in FIG. 11, a hinge mounting jig 35, a door receiving piece 36, a vacuum cup 37 for adsorbing a door, a door side reference pin 38 and a body side reference pin 3 are provided.
Using the rectangular frame 34 equipped with 9, the door 33 with the door hinge in front is set in the rectangular frame 34, the rectangular frame 34 is set in the body, and the bolts (two upper and lower) are tightened to the body, and the rectangular frame 34 is reset. There is a door assembly type.

[0005]

The table type shown in FIG. 10 is lightweight, inexpensive, easy to set / reset the construction jig, and has a door-side outer shape so that there is no door-side reference hole. Although there are possible advantages, there are problems that precision is difficult and variations occur, adjustment is difficult, and there are many body alignment points.

Further, the door assembly type shown in FIG. 11 is heavy and heavy, the cost is high, there are many adjustment parts, and a door side reference hole is required. If there is no door side reference hole, the door side reference hole is provided. It becomes the outer shape matching, and the workability is bad because there are many set and reset of the building jig of the rectangular frame 34.
Since the construction jig of the rectangular frame 34 is large, there is a problem that it takes up a stroke space.

An object of the present invention is to provide an automobile door erection jig that solves the above conventional problems.

[0008]

The gist of the present invention for achieving the above object is to provide a horizontal rod positioned parallel to a side shell between a front pillar and a center pillar of a vehicle body and a front end of the horizontal rod. In an L-shaped jig body composed of a vertical rod that is coupled and positioned in parallel with a door mounting portion of a front pillar, a pair of upper and lower members for positioning and holding a door hinge on the vertical rod in a vehicle width direction, a height direction, and a front-back direction. A hinge set block, which can be adjusted in the vertical direction and the front-back direction, and which includes a front positioning pin that engages with the reference hole of the front pillar, and a jig fixing clamp,
The rear end of the horizontal rod is provided with a rear positioning pin that can be adjusted in the vertical direction and the front-back direction and that engages with a reference hole of the center pillar.

[0009]

With the above structure, the door hinge itself is positioned on the hinge set block, and the door hinge itself is positioned and set on the body side through the jig body and fastened by bolts, and the jig body is removed from the body side. The door is fixed to the door hinge by a centering bolt and the hole of the door hinge is used as a guide to tighten the door to the door side.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. In FIG. 1, reference numeral 1 denotes a jig main body, which has an L-shaped configuration including a horizontal rod 2 and a vertical rod 3 connected to a front end of the horizontal rod 2, and a horizontal rod is provided at an L-shaped corner portion. A reinforcing member 4 is fixedly attached to the vertical rod 2 and the vertical rod 3.

On the vertical rod 3, a pair of upper and lower hinge set blocks 5a, 5b for positioning and holding the door hinge 10 (see FIG. 3) in the vehicle width direction W, the vertical direction H and the longitudinal direction L.
And a front positioning pin 6 capable of adjusting the vertical direction H and the front-back direction L, and a jig fixing clamp 7, and the rear end of the horizontal rod 2 can be adjusted in the vertical direction H and the front-back direction L. Rear positioning pin 16 is provided.

The pair of upper and lower hinge set blocks 5
As shown in FIG. 2, the a and 5b can be tilt-adjusted by the shim 9a on the upper support portion 8a of the support base 8 fixed to the vertical rod 3, and can be tilt-adjusted by the shim 9b on the lower support portion 8b. A pitch adjustment is supported by 9c.

The pair of upper and lower hinge set blocks 5
As shown in FIG. 3, the door hinge 10 positioned and held by a and 5b includes a first hinge mail 10a attached to the body side and a second hinge mail 10a attached to the door side connected to the first hinge mail 10a and the hinge pin 10c. The first hinge mail 10a has a bolt hole 11 for a tightening bolt, and the second hinge mail 1b.
A bolt hole 12 for a centering bolt is opened at 0b.

The door hinge 10 is positioned and held on the hinge set blocks 5a and 5b in the following manner. That is, as shown in FIG. 4, the first hinge mail 1
The vertical direction H is positioned with reference to the flanges on both sides of 0a, and the vehicle width direction W is positioned with reference to the mounting surface of the first hinge mail 10a, as shown in FIGS. 4 and 5. As shown by, the shape is processed so that the front-rear direction L is positioned based on the outer diameter of the hinge pin 10c.

As shown in FIG. 1, the front positioning pin 6 is attached to the L-shaped holder 13 fixed to the vertical rod 3, and as shown in FIG. Also, the shim 14b holds the vertical direction H so that it can be adjusted.

As shown in FIG. 1, the rear positioning pin 16 shown in FIG. 7 does not include the bracket 17 on the L-shaped holder 18 fixed to the rear end of the horizontal rod 2. As in the case of 6, the shim 14a causes the front-back direction L
Is held so that it can be adjusted, and the vertical direction H is held adjustable by the shim 14b.

As shown in FIG. 9, the door erection jig having the above-described structure is attached with the jig body 1 positioned between the front pillar 19 and the center pillar 20 in the door mounting opening of the body. As shown in FIG. 8, the positioning and mounting are provided in the front pillar 19 with a hole 22 for inserting a wire harness and in the center pillar 20 with a hole 23 for mounting a room lamp switch. Using these holes 22 and 23 as reference holes, engage the front positioning pin 6 with the hole 22 for inserting the wire harness, and engage the rear positioning pin 16 with the hole 23 for mounting the room lamp switch. As a result, the horizontal rod 2 is positioned parallel to the side shell 21, and the vertical rod 3 is positioned parallel to the door mounting portion of the front pillar 19.
In FIG. 8, 25a and 25b are mounting holes for bolting the first hinge mail 10a of the door hinge 10.

Since the present invention has the above-described structure, the door hinge 10 is provided with a pair of upper and lower hinge set blocks 5a,
5b as shown in FIGS. 4 and 5. As described above, the door hinges 10 set on the hinge set blocks 5a and 5b are positioned in the up-and-down direction H with reference to the flanges on both sides of the first hinge mail 10a, and based on the mounting surface of the first hinge mail 10a. The vehicle width direction W is positioned, and further, the front-rear direction L is positioned and held based on the outer diameter of the hinge pin 10c.

Then, the jig body 1 is set on the body. In order to set the jig body 1 on the body, the front positioning pin 6 is engaged with the wire harness insertion hole 22 provided in the front pillar 19, and the rear positioning pin 16 is provided in the center pillar 20. It engages with the hole 23 for mounting the room lamp switch.

As a result, the jig body 1 is positioned parallel to the side shell 21 between the front pillar 19 and the center pillar 20, and the vertical rod 3 is attached to the door of the front pillar 19, as shown in FIG. And a pair of upper and lower hinge set blocks 5a,
The bolt hole 11 of the first hinge mail 10a of the door hinge 10 which is positioned and held on the front pillar 19 is located on the front pillar 19.
The first hinge mail 10a is brought into contact with the door mounting surface of the front pillar 19 in phase with the mounting holes 25a and 25b provided in the front pillar 19.

Here, the jig main body 1 is clamped to the body by the jig fixing clamp 7, and the first hinge mail 10a of the door hinge 10 is fixed to the door mounting surface of the front pillar 19 by bolting.

The first hinge mail 1 of the door hinge 10
After fixing 0a to the body side, the jig fixing clamp 7
Is unclamped to reset the jig body 1 from the body, the door is brought into contact with the second hinge mail 10b, the centering bolt is inserted through the bolt hole 12, and the centering bolt is tightened to complete the installation of the door.

Therefore, the fixed position of the door hinge 10 is changed by changing the vehicle type. In such a case, the front positioning pin 6 and the rear positioning pin 16 are adjusted in the vertical direction H and the front-back direction L, and It is possible to respond immediately by adjusting the inclination and the pitch of the pair of upper and lower hinge set blocks 5a and 5b.

[0024]

As described above, according to the present invention, the door hinge is positioned and held on the jig main body, and is positioned and fixed to the body side first, and the door is positioned by the centering bolt to position the door. Since it is mounted, it can be mounted accurately at a predetermined position all at once without the need to adjust the position many times as in the past, and even if there is no reference hole on the door side, it can be positioned. Easy and highly accurate adjustment can be obtained by quantity control and adjustment.

Further, there is an advantage that the jig main body is reduced in size and weight, space is advantageous, and an inexpensive door erection jig can be provided.

[Brief description of drawings]

FIG. 1 is a perspective view of a car door erection jig according to the present invention.

FIG. 2 is a perspective view of a hinge set block.

FIG. 3 is a side view of a door hinge.

FIG. 4 is a front view showing a state in which a door hinge is positioned and held on a hinge set block.

FIG. 5 is a plan view showing a state in which a door hinge is positioned and held by a hinge set block.

FIG. 6 is a front view of a front positioning pin.

FIG. 7 is a sectional side view of the rear positioning pin.

FIG. 8 is a perspective view showing a door mounting portion of the body.

FIG. 9 is a perspective view showing a state where the door building jig of the present invention is positioned on the body.

FIG. 10 is a perspective view of a conventional stand type door building jig.

FIG. 11 is a perspective view of a conventional door assembly type door building jig.

[Explanation of symbols]

 1 Jig Body 2 Horizontal Rod 3 Vertical Rod 5a Hinge Set Block 5b Hinge Set Block 6 Front Positioning Pin 7 Jig Fixing Clamp 10 Door Hinge 16 Rear Positioning Pin

Claims (1)

[Claims] 1. A horizontal rod positioned parallel to a side shell between a front pillar and a center pillar of a vehicle body,
In an L-shaped jig body composed of a vertical rod connected to the front end of the horizontal rod and positioned parallel to the door mounting portion of the front pillar, a door hinge is attached to the vertical rod in the vehicle width direction, the height direction, and the front-back direction. A pair of upper and lower hinge set blocks for positioning and holding the upper and lower parts, a front positioning pin that can be adjusted in the vertical direction and the front-back direction and that engages with the reference hole of the front pillar, and a jig fixing clamp. An automobile door erection jig, characterized in that the rear end thereof is adjustable in the up-down direction and the front-rear direction, and has a rear positioning pin that engages with the reference hole of the center pillar.