JP2009040345A - Door hinge installing jig and door hinge installing method for automobile - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a door hinge installing jig and a door hinge installing method for an automobile in which accuracies of a clearance of a door parting part and a surface position can be guaranteed. <P>SOLUTION: The door hinge installing jig 20 is provided with a horizontal beam 2a positioned in a longitudinal direction of a vehicle body side surface or in a vehicle width direction, a vertical beam 2b connected to a prescribed position of the horizontal beam 2a and positioned in a vertical direction or the longitudinal direction, and a hinge installing part 11 connected to the prescribed position of the horizontal beam 2a to detachably set a hinge 15. The hinge installing part 11 is positioned by an outline reference of an edge portion 9 of a door installing part. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to an automobile door hinge mounting jig and a door hinge mounting method for mounting a door hinge to a body in an automobile assembly line.

Conventionally, as a jig used to attach an automobile door to a body, as described in Patent Document 1, a door hinge is first positioned and fixed on the body side, and the position of the door is obtained by a centering bolt. Thus, a door installation jig adapted to perform door attachment is known.
Further, as described in Patent Document 2, the jig shown in Patent Document 1 is modified to adjust the position of the rear door with respect to the rear fender and the position of the front door with respect to the rear door, which are usually performed in two steps. A technique that can be carried out once with a mounting jig is known.
JP-A-8-39364 Japanese Patent No. 3767335

However, since the positioning reference of the door hinge mounting jig is set as the body reference, it is difficult to guarantee the accuracy of the clearance between the door outer shape part and the side body part and the surface position, which are originally required as vehicle quality.
The cause of this problem is that in the conventional jig, the positioning reference of the jig is taken in the assembly reference hole of the side body part (front pillar, center pillar, rear pillar, etc.). When the accuracy change occurs in the parting part, it is impossible to cope with it, resulting in a gap in the parting part and poor surface accuracy.

Further, in the conventional jig, when the position of the hinge is finely adjusted, since each hinge mounting portion is individually adjusted, it takes time for the adjustment.
Specifically, the conventional jig is a mechanism that individually adjusts the position of the upper and lower door hinges relative to the jig up and down, left and right, and front and rear. It was necessary to adjust the hinge set), which took time.

  Also, with the conventional jig, as shown in FIG. 9, the front and rear hinges are attached using separate jigs (A and B shown in FIG. 9), so it is difficult to guarantee the accuracy of the front and rear door attachment. . Specifically, in the conventional jig, each of the front door and rear door jigs is a separate body. Therefore, different standards are adopted for the body, and individual variations are stacked, resulting in side bodies. There was a problem that the clearance and surface accuracy of the parting part of the front door and the rear door were poor.

That is, in the conventional hinge mounting jig, the hinge mounting portions are individually adjusted, and the mounting jigs for the front and rear doors are separate. When the hinge is attached to the hinge mounting position on the body side using a separate jig as described above, as shown in FIG. 9, each of the front and rear sides has a different reference (reference holes C, D, E and F shown in FIG. 9). ). When the door is built on the hinge attached to the body in this way, the hinge is attached on the basis of the body, so the gap between the side body and the door, or the gap and surface position between the door and the door, which is important as a vehicle ( It was difficult to guarantee the accuracy of the door surface position.
The present invention has been made in view of the above problems, and an object thereof is to provide an automobile door hinge mounting jig and a door hinge mounting method capable of guaranteeing accuracy of a clearance and a surface position of a parting portion of a door. .

  The problem to be solved by the present invention is as described above. Next, means for solving the problem will be described.

  That is, in claim 1, a recumbent body positioned in the vehicle body side longitudinal direction or the vehicle width direction, a vertical reed coupled to a predetermined position of the recumbent body and positioned in the up-down direction or the front-rear direction, and the horizontal surface A door hinge mounting jig for an automobile having a hinge mounting part coupled to a predetermined position of the bag and detachably setting the hinge, wherein the hinge mounting part is positioned based on an outer shape reference composed of an edge of the door mounting part. To do.

  According to a second aspect of the present invention, a plurality of hinges attached to the hinge attachment positions of the front and rear doors corresponding to the hinge attachment portions are attached to the hinge attachment positions of the front and rear doors in a state of being set integrally with the hinge attachment portions. is there.

  In Claim 3, the said hinge attaching part is an upper hinge set part, a lower hinge set part, the adjustment means which can adjust individually the support position of the said upper-and-lower hinge set part, and the support position of the said upper-and-lower hinge set part Is provided with adjustment means capable of collectively adjusting.

  According to a fourth aspect of the present invention, the door hinge mounting jig is held parallel to and slidable by a jig body and a holding means on the jig body, and the hinge mounting portion is positioned at the hinge mounting position on the basis of an external shape. Positioning means, and positioning of the jig body with respect to the body and positioning based on the outer shape reference of the positioning means are performed separately.

  According to a fifth aspect of the present invention, the jig body or the positioning means is variable in the horizontal direction or the vertical direction.

  According to a sixth aspect of the present invention, there is provided a jig main body for positioning with respect to the body, a hinge mounting portion, and held in parallel and slidable by the jig main body through a holding means, from the edge of the door mounting portion. A door hinge mounting method using a door hinge mounting jig provided with positioning means for positioning based on an outer shape reference, a first positioning step for positioning the jig body with respect to the body, and the positioning means in the vertical direction of the body Alternatively, it includes a second positioning step in which the hinge mounting portion is positioned by sliding in the front-rear direction and bringing the positioning means into contact with the outer shape reference formed by the edge of the door mounting portion.

  As effects of the present invention, the following effects can be obtained.

  According to the first aspect of the present invention, the vehicle body outline is directly used as the hinge attachment reference, so that the accuracy of the gap / surface position can be guaranteed when the door is attached.

  In claim 2, since the front and rear door hinges are set and attached with an integrated jig, the accuracy can be guaranteed without being affected by variations in the body and tools associated with the front and rear separate bodies.

  According to the third aspect, after adjusting the positions of the upper and lower door hinges, the positions of the body and the door (hinge) can be finely adjusted without changing the positional relationship between the upper and lower hinges.

  In Claim 4, it becomes possible to set a hinge attachment part on the basis of an external shape by separating a jig main body and a hinge attachment part.

  According to the fifth aspect, the vehicle body having a different shape can be generalized by adjusting the size of the jig body or the positioning means of the hinge.

  According to the sixth aspect of the present invention, since the vehicle body outer portion is directly used as a hinge attachment reference, the accuracy of the clearance / surface position can be guaranteed when the door is attached. Moreover, it becomes possible to set a hinge attachment part on the basis of an external shape by separating a jig main body and a hinge attachment part.

Next, embodiments of the invention will be described.
FIG. 1 is a schematic side view of a door hinge mounting jig for an automobile according to the present invention, FIG. 2 is a schematic plan view showing a positioning state (front-rear direction L reference) based on an outer shape reference, and FIG. 3 is a plan view showing a positioning state of a jig body. 4 is a schematic front view showing a positioning state based on the outer shape reference (height direction H reference), FIG. 5 is a schematic side view showing the individual adjustment mechanism and the collective adjustment mechanism of the hinge mounting portion, and FIG. FIG. 7 is a perspective view, FIG. 8 is a perspective view, and FIG. 9 is a schematic diagram showing a conventional door hinge mounting jig.
In the following description, the direction of the arrow shown in FIG.

First, the overall configuration of the automobile door hinge mounting jig according to the present invention will be described.
As shown in FIG. 1, the door hinge mounting jig 20 is disposed in parallel with the jig main body 1 and the jig main body 1 in parallel with a predetermined interval in the vehicle width direction through holding means (not shown). It is comprised from the positioning means 2 which positions the attachment part 11. As shown in FIG.

The jig body 1 has a horizontal bar 1a and a horizontal bar 1b which are positioned in the vertical direction on the side surface of the body 3, and is arranged in parallel in the vertical direction. In the middle part between the horizontal bar 1a and the horizontal bar 1b, A plurality of vertical rods 1c (three in this embodiment) positioned in the vertical direction are connected.
Further, a vertical gutter 1d is connected to the front part of each of the horizontal gutter 1a and the horizontal gutter 1b substantially perpendicular to the horizontal gutter 1a and 1b. A skewer 1e that connects 1a and the reed 1b diagonally is connected. A crank pressing portion 21 is provided at the front end portion of the horizontal bar 1a.
A front positioning pin (not shown) is provided at the front end of the horizontal bar 1b, and the front positioning pin is inserted into a reference hole 7 which is a positioning reference of the jig body 1 provided on the front pillar 4 of the body 3. The jig body 1 can be positioned with respect to the body 3 by being engaged. In the vicinity of the reference hole 7, a clamp holding portion 21 is provided at the tip of a protruding portion protruding forward from the middle portion of the vertical rod 1 d.
Further, a rear positioning pin 17 (shown in FIG. 3A) is provided at the rear end portion of the horizontal bar 1a, and the rear positioning pin 17 is provided on the rear body 6 of the body 3 of the jig body 1. The jig main body 1 can be positioned with respect to the body 3 by engaging with a reference hole 8 which is a positioning reference. In the vicinity of the reference hole 8, a clamp pressing portion 21 is provided at the tip of a protruding portion that protrudes rearward from the midway portion of the lean 1 e.
Thus, the jig body 1 uses the reference holes 7 and 8 provided in the body 3 as a positioning reference.

The positioning means 2 is provided with a reed 2a (one in this embodiment) positioned in the front-rear direction of the body 3, and a plurality of reciprocally positioned in the front-rear middle part of the reed 2a. One end of each of the vertical rods 2b (four in this embodiment) is connected. At the other end of each of the vertical rods 2b, there are provided a plurality of abutting portions 10 that abut on the respective lower edge portions 9 of the front door opening FR and the rear door opening R serving as a door mounting portion and perform positioning. ing.
Also, a leaning rod 2e is connected to the rear end of the horizontal rod 2a, and abutting portions 10 for abutting and positioning the rear edge 9 of the rear door opening R at both ends of the leaning rod 2e. Provided (in this embodiment, the abutment portion 10 is made of resin, for a total of six locations). In the horizontal rod 2a, the hinge mounting portions 11 are arranged in the vicinity of the front pillar 4 and the center pillar 5 of the body 3 via a collective adjustment mechanism 12 which is collective adjustment means described later. Thus, the positioning means 2 uses the outer shape reference formed by the respective edge portions 9 of the front door opening FR and the rear door opening R, which are door attachment portions, as a positioning reference.

Note that the configurations of the horizontal rods 1a and 1b, the vertical rod 1d and the inclined rod 1e of the jig body 1 and the horizontal rod 2a and the vertical rod 2b of the positioning means 2 are not particularly limited. The number of frames used, the number of reinforcing frames used, and the frame shape may be changed as appropriate in consideration of the strength of the entire 20 and the shape of the door opening.
Further, in this embodiment, the positioning direction of the reeds 1a and 1b of the jig body 1 and the reed 2a of the positioning means 2 with respect to the sedan type body 3 is the front-rear direction of the vehicle body side surface. However, in the case of hinge mounting of a hatchback type back door, which will be described later, the positioning direction of the reed is the vehicle width direction.
Further, in the present embodiment, the positioning direction of the vertical rod 1d of the jig body 1 and the vertical rod 2b of the positioning means 2 with respect to the sedan type front door opening FR and rear door opening R is the vertical direction. The present invention is not limited, and in the case of a sedan type hood hinge attachment, which will be described later, the vertical hook positioning direction is the longitudinal direction of the vehicle.

As shown in FIG. 5, the hinge mounting portion 11 is an individual adjustment that is an adjustment means capable of individually adjusting the vertical rod 11c, the upper and lower hinge set portions 11a and 11b, and the support positions of the upper and lower hinge set portions 11a and 11b. A mechanism 19 and a collective adjustment mechanism 12 that is an adjustment means capable of collectively adjusting a support position of a hinge mounting portion 11 to be described later are configured. The downboard 11c is connected to the downside 2a through a collective adjustment mechanism 12 in the middle of the downboard 11c.
Further, an upper hinge set portion 11 a is supported on the upper end portion of the hinge attachment portion 11, and a lower hinge set portion 11 b is supported on the lower end portion of the hinge attachment portion 11. A hinge 15 can be temporarily fixed to the upper hinge set portion 11a and the lower hinge set portion 11b by a hinge set clamp (not shown). Further, the respective support positions of the upper hinge set portion 11a and the lower hinge set portion 11b can be adjusted such as tilt adjustment and vertical pitch adjustment by an adjustment mechanism 19 using shims.

  Further, the hinge mounting portion 11 can adjust the pair of upper and lower hinge set portions 11a and 11b at once by adjusting shims (not shown) by the collective adjustment mechanism 12. Specifically, the inclination of the vertical hook 11c can be adjusted by adjusting a shim (not shown) around the fulcrum c. The collective adjustment mechanism 12 can adjust the pitch in the vertical direction, the front-rear direction, and the vehicle width direction by shims.

Further, the jig main body 1 and the positioning means 2 of the hinge mounting portion 11 are connected to each other while maintaining a predetermined interval via a rail portion and a rail clamping portion which are holding means (not shown). The holding means incorporates an elastic body such as a spring corresponding to the vertical direction and the front-rear direction, and the positioning means 2 is slidable in the vertical direction and the front-rear direction with respect to the jig body 1. Yes.
Usually, the positioning means 2 takes a relative position where it floats slightly above the jig body 1 from the position shown in FIG. That is, the positioning means 2 having the hinge mounting portion 11 and the jig main body 1 are configured separately, so that the positioning means 2 has a floating structure that is elastically movable in the vertical direction and the front-rear direction by the elastic body. It is configured.

In such a configuration, the operator lowers the door hinge mounting jig 20 from the diagonally upper side of the vehicle body to the vicinity of the front and rear door openings FR and R with respect to the body 3 on the production line. FIG. 3 (a) shows the positioning of the jig body 1 with respect to the body 3 by engaging the front positioning pins and the rear positioning pins 17 on the main body 1 with the reference holes 7 and 8 on the front and rear of the body. The jig body 1 is fixed by the jig fixing clamp 18 and the clamp holding portion 21 as shown in a schematic view in the vicinity of the reference hole 8 and (b) a schematic view in the vicinity of the clamp holding portion 21 (first positioning step). ).
Then, in a state where the jig body 1 is positioned and fixed with respect to the body 3, the operator slides the positioning means 2 held through the holding means from the jig body 1 backward and downward. The contact portions 10 are located at the edge 9 of the door opening, that is, the side shell edge 9 between the front pillar 4 and the center pillar 5, the side shell edge 9 and the rear pillar 6 between the center pillar 5 and the rear pillar 6. The movement adjustment is performed so as to contact the edge portion 9, the front and rear hinge mounting portions 11 and 11 are positioned, and temporarily fixed by a positioning means 2 fixing clamp (not shown) (second positioning step).
Then, each hinge 15 positioned at the hinge mounting position of the front and rear doors on the body 3 side (in this embodiment, two places on the front door and two places on the rear door and two places on the rear door each on the top and bottom) is bolted.
After all the hinges 15 are bolted to the body side, the fixing clamps that temporarily fix the positioning means 2 and the jig fixing clamps 18 that temporarily fix the jig body 1 are unclamped. Then, the door hinge mounting jig 20 is separated from the body 3, and the door is mounted to the front and rear door openings FR and R via the hinge 15 to complete the door mounting.

Next, detailed positioning setting of the jig body 1 and the positioning means 2 will be described with reference to FIG. 2, FIG. 3, or FIG.
As shown in FIG. 3, the jig body 1 is positioned by engaging front and rear positioning pins with the reference holes 7 and 8, and a plurality of jig fixing clamps 18 and clamp holding portions 21 corresponding thereto are used. Clamp and temporarily fix the jig body. In this way, the W-direction reference that determines the wide position (vehicle width direction position) of the door is set on the door hinge fastening surface (arrow S in FIG. 3) of the side body.
After the jig body 1 is positioned and temporarily fixed by the jig fixing clamp 18, the positioning means 2 is positioned. As shown in FIG. 2, as shown in FIG. The L-direction reference (body front-rear direction reference) that determines the front-rear position is set at the rear door matching portion (rear peer 6) of the side body. As shown in FIG. 4, the H-direction reference (vertical reference) that determines the height position of the door, that is, the height position of the hinge mounting portion 11, is the side body rocker matching portion (front door opening FR and rear door opening). Set to edge 9) of part R.

  When adjusting the hinge mounting position of the body 3 and the position of the hinge 15, the upper hinge set portion 11 a and the lower hinge set portion 11 b are individually adjusted by the shims described above, and the upper hinge provided on the hinge mounting portion 11 is adjusted. The set part 11a and the lower hinge set part 11b are vertically paired and can be adjusted by the shim in the length direction, the vehicle width direction, the height direction, and the inclination by the collective adjustment mechanism 12. By adopting such an adjustment method, the adjustment time can be shortened.

Next, another embodiment in which the door hinge mounting jig according to the present invention is applied to a construction part such as another door of an automobile will be described with reference to FIGS.
In the above-described embodiment, the door hinge mounting jig 20 for mounting the hinge 15 to the hinge mounting positions corresponding to the left and right front and rear doors of the sedan type vehicle has been described. Since the positioning means 2 is configured to be variable in the horizontal direction (the length direction of the horizontal fence) or the vertical direction (the length direction of the vertical fence), the present invention is also applied to the opening / closing portion of the vehicle other than the left and right doors. A door hinge mounting jig is applicable.

As a specific example, as shown in FIG. 6, when attaching the hood hinge 25 at the front of the vehicle, a reference (reference part G in FIG. 6) is taken as the outer shape of the parting part of the body 3 to contact the positioning means 2. The part is brought into contact with the reference part G to position the hinge attaching part, and the hinge is fixed to the hinge attaching position of the body 3 by bolt fastening in the same manner as in the case of the front and rear doors.
Similarly, the door hinge mounting jig of the present invention is applied to the attachment of the luggage hinge 35 at the rear of the vehicle as shown in FIG. 7 and the attachment of the back door hinge 45 at the rear of the hatchback type vehicle as shown in FIG. Is possible.

  In this way, the horizontal rod 2a positioned in the vehicle body side longitudinal direction or the vehicle width direction, the vertical rod 2b coupled to a predetermined position of the horizontal rod 2a and positioned in the vertical direction or the longitudinal direction, and the horizontal rod 2a A door hinge mounting jig 20 of an automobile provided with a hinge mounting portion 11 coupled to a predetermined position and detachably setting a hinge 15, wherein the hinge mounting portion 11 is formed by an edge 9 of the door mounting portion. By positioning based on the reference, since the outer reference is based on the outer reference as a hinge attachment reference, that is, the outer part of the vehicle body is directly used as a reference, the accuracy of the gap / surface position can be guaranteed when the door is attached.

  In addition, a plurality of hinges 15 attached to the hinge attachment positions of the front and rear doors corresponding to the hinge attachment parts 11 are attached to the hinge attachment positions of the front and rear doors in a state of being set integrally with the hinge attachment parts 11, Because the front and rear door hinges are set and attached with an integrated jig, accuracy that is not affected by variations in the body and jig associated with the front and rear separate bodies can be guaranteed.

  The hinge mounting portion 11 includes an upper hinge set portion 11a, a lower hinge set portion 11b, an adjusting means capable of individually adjusting the support positions of the upper and lower hinge set portions 11a and 11b, and the upper and lower hinge set portions 11a. By providing the collective adjustment means 12 capable of collectively adjusting the support position of 11b, the body and door (hinge) can be adjusted without changing the positional relationship between the upper and lower hinges after adjusting the positions of the upper and lower door hinges. Can be finely adjusted.

  Positioning for positioning the hinge mounting portion 11 at the hinge mounting position on the basis of the outer shape, the door hinge mounting jig 20 being held parallel and slidable to the jig main body 1 via the holding means. The jig body 1 and the hinge mounting portion 11 are separated by dividing the positioning of the jig body 1 with respect to the body 3 and the positioning of the positioning means 2 according to the outer shape reference. Thus, the hinge mounting portion 11 can be set on the basis of the outer shape. That is, the jig body 1 is based on the vehicle body (positioning with reference to the reference holes 7 and 8 provided on the vehicle body), and the hinge mounting portion 11 is positioned based on the external shape reference so that the door hinge mounting jig 20 can be easily handled. This makes it possible to improve both the hinge mounting accuracy and the door mounting accuracy.

  Since the jig main body 1 or the positioning means 2 is variable in the horizontal direction or the vertical direction, the jig main body 1 or the positioning means 2 can be used by adjusting the size of the jig main body 1 to a vehicle body having a different shape.

  Further, the front and rear doors which have a jig main body 1 for positioning with respect to the body 3 and a hinge mounting portion 11 and are held in parallel and slidable by the jig main body 1 via a holding means. A door hinge mounting method using a door hinge mounting jig provided with positioning means 2 for positioning based on an outer shape reference consisting of an edge portion 9 of the opening FR / R, wherein the jig body 1 is positioned relative to the body 3. One positioning step, the positioning means 2 is slid in the vertical direction or the front-rear direction of the body 3, and the positioning means 2 of the hinge mounting portion 11 is brought into contact with the outer shape reference formed by the edge 9 of the door mounting portion. And applying a vehicle door hinge mounting method including a second positioning step for positioning the mounting portion 11 to directly reference the vehicle body outer shape as a hinge mounting reference. Because you are, gap-surface position at the time of mounting the door can be guaranteed accuracy. Further, by separating the jig body 1 and the positioning means 2 having the hinge mounting portion 11, the hinge mounting portion 11 can be set on the basis of the outer shape.

The side surface schematic diagram of the door hinge attachment jig of the motor vehicle based on this invention. The plane schematic diagram which shows the positioning state (front-back direction L reference | standard) by the external shape reference | standard. The plane schematic diagram which shows the positioning state of a jig | tool main body. The front schematic diagram which shows the positioning state (height direction H reference | standard) by an external shape reference | standard. The side surface schematic diagram which shows the individual adjustment mechanism and collective adjustment mechanism of a hinge attachment part. The perspective view which shows another Example of this invention. Similarly perspective view. Similarly perspective view. The schematic diagram which shows the conventional door hinge attachment jig.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Jig body 2 Positioning means 2a Horizontal rod 2b Vertical rod 3 Body 9 Edge 11 Hinge attachment part 11a Upper hinge set part 11b Lower hinge set part 15 Hinge 20 Door hinge attachment jig FR / R Door opening part

Claims (6)

A recumbent body positioned in the vehicle body side longitudinal direction or the vehicle width direction;
A vertical gutter coupled to a predetermined position of the horizontal gutter and positioned in the vertical direction or the front-rear direction;
A door hinge mounting jig for an automobile comprising a hinge mounting part coupled to a predetermined position of the recumbent and detachably setting a hinge,
The hinge mounting portion is positioned according to the outer shape reference formed by the edge of the door mounting portion.
An automobile door hinge mounting jig characterized by the above. A plurality of hinges attached to the hinge attachment positions of the front and rear doors corresponding to the hinge attachment parts are attached to the hinge attachment positions of the front and rear doors in a state of being integrally set to the hinge attachment part.
The door hinge mounting jig for automobiles according to claim 1. The hinge mounting portion is
Upper hinge set,
Lower hinge set,
Adjusting means capable of individually adjusting the support position of the upper and lower hinge set parts;
An adjustment means capable of collectively adjusting the support position of the upper and lower hinge set portions;
The door hinge mounting jig for automobiles according to claim 1. The door hinge mounting jig is
A jig body;
The jig body is held in parallel and slidably through a holding means, and is configured with positioning means for positioning the hinge mounting portion at the hinge mounting position based on an outer shape reference.
Positioning with respect to the body of the jig body and positioning based on the outer shape reference of the positioning means are performed separately.
The door hinge mounting jig for automobiles according to claim 1.   5. The automobile door hinge mounting jig according to claim 4, wherein the jig body or the positioning means is variable in a horizontal direction or a vertical direction. A jig body for positioning with respect to the body;
A door hinge mounting jig having a hinge mounting part, and having a positioning means for holding the jig body parallel and slidable via a holding means and positioning based on an outer shape reference formed by an edge of the door mounting part. A door hinge mounting method,
A first positioning step for positioning the jig body relative to the body;
A second positioning step in which the positioning means is slid in the vertical direction or the front-rear direction of the body, the positioning means is brought into contact with an outer shape reference formed by an edge of the door mounting portion, and the hinge mounting portion is positioned;
The door hinge attachment method characterized by including.