JPH0715832Y2 - Door holding device in door installation and removal process - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a door holding device for holding a door in a door attaching and detaching process in manufacturing a vehicle.

[Conventional technology]

Conventionally, in the manufacture of vehicles, usually, after the painting process is completed, the doors are once removed from the vehicle body, the vehicle body and the doors are outfitted, and then the doors are attached to the vehicle body again. In that case, for example, when mounting the door on the vehicle body after outfitting, a dolly on which the door is mounted is laterally attached to the vehicle body, and an operator enters the vehicle interior from both left and right sides of the vehicle body and attaches the door.

[Problems to be solved by the device]

However, in that case, there is a problem that the door cannot be accurately attached to the vehicle body when the vehicle body leans due to the weight of the operator or the like. Further, conventionally, when mounting the door, for example, the door is positioned with respect to the vehicle body with reference to the lower surface of the side sill on the vehicle body side and the lower surface of the door, but in that case, since the vertical width of the side sill differs depending on the vehicle type,
There is a problem that a separate jig or the like is required for each vehicle type.

[Means for Solving the Problems]

A door holding device in a door attaching and detaching process according to the present invention is a door holding device provided with a holding device main body for holding a door in a door attaching and removing process, and is provided above the holding device main body. A supporting member for supporting the holding device main body in parallel in the front-rear direction, left-right direction, and rotatable in the vertical direction, and a supporting member slidably supported in the vertical direction by a cylinder provided in the holding device main body.
A door holding body for holding a door, and a clamp means provided on the door holding body for clamping the holding device main body to the vehicle body, the clamping means, abutting on the side sill upper surface of the door mounting opening of the vehicle body, A first positioning portion that performs positioning in the height direction and a second positioning portion that contacts the front portion of the door mounting opening of the vehicle body and performs positioning in the vehicle front-rear direction
Is provided.

[Action]

According to the above structure, when the vertical movement of the vehicle body occurs due to the weight of the operator or the like while the holding device is clamped to the vehicle body by the clamp means, the door holder is provided by the recliner provided in the body of the holding device. It is slid in the vertical direction to the position where the load on the holder is canceled. As a result, the relative vertical positions of the vehicle body and the door holder can be kept constant, so that the holding device body moves following the vehicle body while maintaining the clamped state. Therefore, the holding device main body does not move relative to the vehicle body, so that the door can be accurately removed from the vehicle body. The holding device can also be used for removing the door from the vehicle body.

Further, since the clamping means determines the clamp position of the holding device body to the vehicle body by the two positioning parts, the first positioning part and the second positioning part, the holding device body is accurately clamped at a predetermined position of the vehicle body. can do. Therefore, the door can be accurately attached to the vehicle body. In particular, the first positioning portion of the clamp means is brought into contact with the upper surface of the side sill of the door mounting opening of the vehicle body to perform positioning in the height direction, so that the body of the holding device main body is maintained even if the side sill has different vertical widths. The clamp position can be accurately positioned. Therefore, the same door holding device can be used to attach and detach the doors of a plurality of vehicle types.

〔Example〕

An embodiment of the present invention will be described below with reference to FIGS. 1 to 5.

As shown in FIG. 4, when the vehicle is manufactured, when the painting process is completed, the door is removed from the vehicle body at the door removal station 1, and then the vehicle body 2 is removed from the vehicle body as shown in FIG. While being transported along the side outfitting line 3, predetermined outfitting is performed in the vehicle interior or the like.

On the other hand, the left and right doors 4 and 4 removed from the vehicle body 2 are subjected to predetermined outfitting while being transported by the hangers 6 and 6 along the door side outfitting line 5 consisting of the right door outfitting line 5a and the left door outfitting line 5b. Be seen. Then, when the outfitting for the doors 4 and 4 is completed, the doors 4 and 4 are respectively hanger 6
6 is transferred to the holding device main body 8.8 in the door holding device 7 provided corresponding to the left and right doors 4 and 4.

Thereafter, the left and right doors 4 and 4 are moved in parallel with the vehicle body side outfitting line 3 by the synchronous rails (supporting members) 10 and 10 supporting the holding device body 8 and the doors to the vehicle body 2 at the door mounting station 11. After the positioning of 4.4 is performed, the door 4.4 is attached to the vehicle body 2.

2A and 2B show a door holding device 7 for holding the door 4 on the left side of the vehicle body.

The synchronous rail 10 in the door holding device 7 is attached to the fixed support portion 12 at the side of the vehicle body side outfitting line 3.
A pair of vertical rails 13 extending in the front-rear direction of the vehicle body 2
Equipped with 13. A vertical moving member 14 is supported on each vertical rail 13 via a pair of front and rear rollers 15, 15 so as to be movable in the front-back direction of the vehicle body 2.

By the vertical moving member 14 supported by each vertical rail 13, a pair of front and rear horizontal rails 16 and 16 extending in the vehicle width direction of the vehicle body 2 respectively.
A lateral moving member 17 is supported on each lateral rail 16 so as to be movable in the vehicle width direction of the vehicle body 2 via a pair of left and right rollers 18, 18.

A support member 19 is attached to each of the lateral moving members 17, 17, and a frame 20 extending in the vertical direction in the holding device body 8 is attached to the vertical shaft 20a provided at the upper end portion so as to be laterally offset. It is rotatably supported in the center. With the above configuration, the holding device main body 8 has the vertical rail 13
The movement along the vehicle front-rear direction along 13 and the movement along the lateral rails 16 and 16 in the vehicle width direction and the rotation around the vertical axis 20a are possible. Note that handles 20b, 20b are attached to both sides of the frame 20.

As shown in FIGS. 1 (a) and 1 (b), a support portion 21 is provided at the lower portion of the frame 20, and a door holder that holds the door 4 by the rollers 21a, 21a ... Attached to the support portion 21. The slide body 22 is supported by the slide plate 22a provided integrally so as to be movable in the vertical direction. An arm 23 extending in the horizontal direction is attached to the lower end of the slide body 22, and the arm 23 rotatably supports a plurality of rollers 29 supporting the lower end of the door 4. or,
An abutting portion 22b that abuts the inner surface of the door 4 and supports the door 4 is provided at the upper end of the slide body 22.

A clamp that positions the arm 23 supporting the door 4 and the slide body 22 with respect to the door mounting opening 25 of the vehicle body 2 at one end of the arm 23, and clamps the arm 23 and the slide body 22 in the door mounting opening 25. Means C are provided. That is, at one end of the arm 23, the arm
A projecting plate 24 projecting outward of 23 is attached, and the tip end of this projecting plate 24 is brought into contact with the upper surface 26a of the side sill 26 that regulates the lower end position of the door mounting opening 25 of the vehicle body 2 from above, A contact plate 24a is provided as a first positioning portion that positions the arm 23 and the slide body 22 with respect to the vehicle body 2 in the height direction.

Further, an arm 27 that once extends upward and then bends laterally is attached on the projecting plate 24, and a front portion 25a of the door attachment opening 25 is provided at the tip of the arm 27 (see FIG. 3). A contact portion 27a is provided as a second positioning portion that abuts against the vehicle body 2 and positions the arm 23 and the slide body 22 with respect to the vehicle body 2 in the vehicle front-rear direction, that is, in the transport direction of the vehicle body 2.

Further, at one end of the arm 23, a jig bar 28 as a third positioning portion that contacts the outer surface 26b of the side sill 26 and positions the arm 23 and the slide body 22 with respect to the vehicle body 2 in the vehicle width direction is provided. Is attached.

A cylinder 30 is attached to a lower portion of the arm 23, and a cylinder 30 is attached to a lower portion of the one end of the arm 23.
A lever 31 is supported by 30 to be rotated in the A and reverse A directions. At the tip of this lever 31, the lever 31
Is pressed in contact with the lower surface 26c of the side sill 26 in accordance with the rotation of the side sill 26, and the side sill 26 is held between the abutting plate 24a and the abutting plate 24a. Is provided.

On the frame 20, a balance cylinder extending vertically
33 is attached, and the piston rod 33a of this balance cylinder 33 is connected to the sliding plate 22a of the slide body 22. The balance cylinder 33 includes a slide body 22 and an arm.
With the lever 23 being clamped to the side sill 26 of the vehicle body 2, the slide body 22 and the arm 23 are configured to move up and down following the vertical movement of the vehicle body 2.

That is, the balance cylinder is based on the vertical movement of the vehicle body 2.
When a load is applied to the piston rod 33a of 33, the balance cylinder 33 moves the piston rod 33a in a direction of canceling the load to a position where the load is canceled, whereby the body 2 and the slide body 22 and the arm 23 are relatively moved. The vertical position is kept constant. Although not shown, the door holding device 7 for holding the door 4 on the right side of the vehicle body is configured symmetrically with the door holding device 7 on the left side of the vehicle body.

In the above configuration, when the door 4 is attached to the vehicle body 2, the door 4 on the hanger 6 is moved to the holding device main body 8,
The lower end of the door 4 is supported by the rollers 29, 29 ... And the inner surface of the door 4 is brought into contact with the contact portion 22b of the slide body 22.

Then, the holding device main body 8 is moved to the door mounting station 11 along the vertical rails 13. Then, if necessary, the holding device main body 8 is caused to move in the vehicle longitudinal direction along the vertical rails 13 and 13, and in the vehicle width direction along the horizontal rails 16 and 16, and the slide body 22 and the arm 23 are moved. Frame 20
The door 4 is positioned in the three-dimensional direction with respect to the vehicle body 2 while moving vertically with respect to the vehicle body 2, the contact plate 24a is brought into contact with the upper surface 26a of the side sill 26, and the contact portion 27a is placed in front of the door mounting opening 25. The jig bar 28 is brought into contact with the portion 25a, and further the jig bar 28 is brought into contact with the outer surface 26b of the side sill 26. When the positioning is completed, the lever 31 is rotated in the A direction by the cylinder 30, and the side sill 26 is held by the holding plate 32 and the contact plate 24a to clamp the slide body 22 and the arm 23 to the vehicle body 2.

Next, the operator enters the vehicle interior of the vehicle body 2 and attaches the positioned door 4 to the vehicle body 2. At this time, the slide body 22 and the arm 23 supported by the door 4 are clamped to the vehicle body 2, and when the vehicle body 2 moves up and down due to the weight of the worker, the action of the balance cylinder 33 causes the slide body 22 to slide. Since the body 22 and the arm 23 move up and down following the movement of the vehicle body 2, the vertical position of the door 4 with respect to the vehicle body 2 is kept constant. Therefore, the door 4 can be attached to the vehicle body 2 with extremely high accuracy.

In the above door holding device 7, the slide body 22 and the arm 23 relative to the vehicle body 2, that is, the vertical positioning of the door 4 is performed with reference to the upper surface 26a side of the side sill 26. The door holding device 7 can be shared by a plurality of vehicle types having different vertical widths.

In the above embodiment, the case where the door holding device 7 is used in the door mounting station 11 for performing the door mounting process has been described, but the door holding device 7 is also used in the door removing station 1 for performing the door removing process. It is possible.

[Effect of device]

As described above, the door holding device in the door mounting and removing process according to the present invention is a door holding device having a holding device main body for holding the door in the door mounting and removing process, and above the holding device main body. And a supporting member that supports the holding device main body so that the holding device main body can be translated in the front-rear direction and the left-right direction and that is rotatable in the vertical direction, and is supported slidably in the vertical direction by a cylinder provided in the holding device body. A door holder for holding the door, and clamp means provided on the door holder for clamping the holding device main body to the vehicle body, the clamp means being in contact with an upper surface of a side sill of a door mounting opening of the vehicle body. A first positioning portion that performs positioning in the height direction and a second positioning portion that contacts the front portion of the door mounting opening of the vehicle body to perform the vehicle body front-rear direction positioning. A configuration in which the-decided Me portion.

As a result, when the vertical movement of the vehicle body occurs due to the weight of the worker or the like while the holding device is clamped to the vehicle body by the clamp means, the door holding body is related to the door holding body by the cylinder provided in the holding device body. It is slid vertically to a position where it cancels the load. As a result, the relative vertical positions of the vehicle body and the door holder can be kept constant, so that the holding device body moves following the vehicle body while maintaining the clamped state. Therefore, relative movement of the holding device main body with respect to the vehicle body does not occur, so that the door can be accurately attached to the vehicle body. The holding device can also be used for removing the door from the vehicle body.

Further, since the clamping means clamps and positions the holding device body to the vehicle body by the two positioning parts, the first positioning part and the second positioning part, the holding device body can be accurately clamped at a predetermined position of the vehicle body. . In particular, the first positioning portion of the clamp means is brought into contact with the upper surface of the side sill of the door mounting opening of the vehicle body to perform positioning in the height direction, so that even if the vertical width of the side sill is different, the holding device body is attached to the vehicle body. The clamp position of can be accurately positioned. Therefore, the same door holding device can be used to attach and detach the doors of a plurality of vehicle types.

[Brief description of drawings]

1 to 5 show an embodiment of the present invention, wherein FIG. 1 (a) is an enlarged rear view of the main part of the door holding device, and FIG. 1 (b) is the main part of the door holding device. 2A is an enlarged plan view, FIG. 2A is a side view of the door holding device, FIG. 2B is a rear view of the door holding device, FIG. 3 is a schematic side view of the vehicle body, and FIG. FIG. 5 is a layout diagram showing a line layout, and FIG. 5 is a schematic plan view showing a vehicle body side fitting line and a door side fitting line. 2 is a vehicle body, 4 is a door, 7 is a door holding device, 8 is a holding device main body, 10 is a synchronous rail (support member), 22 is a slide body (door holding body), and 24a is a contact plate (first positioning portion). , 27a
Is a contact portion (second positioning portion), 33 is a balance cylinder (cylinder), and C is a clamp means.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Kunio Tamura, Inventor Kunio Tamura, 3-1, Shinchi, Fuchu-cho, Aki-gun, Hiroshima (56) References JP 59-23782 (JP, A)

Claims (1)

[Scope of utility model registration request] 1. A door holding device comprising a holding device main body for holding a door in a door mounting and dismounting process, the door holding device being provided above the holding device main body, and the holding device main body being movable in parallel in the front, rear, left and right directions. And a support member that is rotatably supported in the vertical direction, a door holder that is slidably supported in the vertical direction by a cylinder provided in the holding device body, and holds a door, and the door holder. A first positioning portion that is provided and that clamps the holding device body to the vehicle body, and that contacts the upper surface of the side sill of the door mounting opening of the vehicle body to perform positioning in the height direction. A door mounting and installation characterized by being provided with a second positioning portion that abuts on a front portion of a door mounting opening of the vehicle body and performs positioning in the vehicle front-rear direction. Door holding device in the removal process.