JPH07309269A - Installation device for long and heavy object - Google Patents

Abstract

PURPOSE:To provide a device which can install a long and heavy object easily and efficiently by one operator and possesses the excellent operation performance with a simple constitution. CONSTITUTION:An installation device for a long and heavy object is equipped with an elevator mechanism 14 installed on a basic board 12, supporting base 16 which is raised and lowered by the elevator mechanism 14 and is tiltable for the elevator mechanism 14, holding member 18 which is arranged in a shiftable manner through an advance/retreat mechanism 17 on the supporting base 16, and a suction mechanism 22 which suction-holds a bumper 20 installed on the holding member 18. Accordingly, the bumper 20 can be shifted easily in a variety of directions in the suction-held state on the holding member 18, and the installation work of the bumper 20 can be carried out efficiently and speedily through the work by one operator.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a long heavy object attachment device for holding a long heavy object and attaching the long heavy object to a mounting portion in a predetermined posture.

[0002]

2. Description of the Related Art For example, a bumper mounted on an automobile body is inevitably increased in size as the vehicle body is increased in size. Further, in recent years, bumpers painted in the same color as the exterior of the vehicle body have become mainstream, and large-sized and integrally-molded bumpers have been widely used due to the importance of design.

For this reason, it is necessary to carefully perform the work of attaching the bumper to the vehicle body while maintaining the appearance quality. Conventionally, two workers have installed the bumper from the parts loading position to the mounting position of the vehicle body. The work is carried in which the bumper is transported, positioned and adjusted with respect to the vehicle body, temporarily fixed with a nut or the like, and further tightened and fixed.

[0004]

By the way, in the above-mentioned prior art, two workers are required to mount the bumper on the vehicle body, but each worker takes charge of individual work steps. There is. Therefore, each worker
Each work process must be interrupted and the bumper mounting process must be performed in line with the timing of the flow of the line, resulting in a decrease in work efficiency. It has been pointed out that it is necessary to incorporate a process for performing work, and the work content is subject to many restrictions. Moreover, each worker carries out the work in a middle waist posture during a series of work steps from transporting the bumper from the component carrying-in position to fixing the bumper to the vehicle body, which causes a problem that working conditions are bad.

The present invention is intended to solve this type of problem and allows a single operator to easily and efficiently attach a long heavy object, and has a simple structure and operation. An object of the present invention is to provide a device for attaching a long heavy object having excellent properties.

[0006]

In order to achieve the above-mentioned object, the present invention provides a long object for holding a long heavy object and attaching the long heavy object to a mounting portion in a predetermined posture. An apparatus for attaching a heavy object, comprising an elevating mechanism provided on a base, a support member that is moved up and down by the elevating mechanism and can tilt with respect to the elevating mechanism, and an advancing and retracting mechanism on the supporting member. A holding member that is movably disposed through the holding member, and a suction mechanism that is provided on the holding member and holds the long heavy object by suction.

[0007]

In the long heavy object mounting apparatus according to the present invention, the long heavy object is supported by the lifting mechanism while being held by suction through the suction mechanism provided on the holding member. As the member moves up and down, the support member tilts as needed, and further, the holding member can be moved forward and backward on the support member. Therefore, a long heavy object can be easily moved in various directions, and one operator can
This long heavy object can be quickly and easily adjusted to a predetermined posture and attached to the attachment portion. Therefore,
The efficiency of the work of attaching the long heavy object can be easily performed, and the burden on the worker can be reduced at once.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A long heavy object attaching device according to the present invention will be described below with reference to the accompanying drawings.

1 to 3, reference numeral 10 indicates
The attachment apparatus which concerns on a present Example is shown. The mounting device 10 is provided with a lifting mechanism 14 provided on a base 12, and is lifted and lowered by the lifting mechanism 14 and
A supporting base (supporting member) 16 that can be tilted with respect to the holding base 18, a holding member 18 movably arranged on the supporting base 16 via an advancing / retreating mechanism 17, and a bumper (long member) provided on the holding member 18. And a suction mechanism 22 for sucking and holding the heavy object 20).

The base 12 is provided with wheel portions 26a to 26d for traveling with respect to a vehicle body (mounting portion) 24, and an air cylinder 28 constituting the lifting mechanism 14 is mounted on the base 12.
a and 28b are fixed. Air cylinders 28a, 28b
As shown in FIG. 3, the rods 30a and 30b projecting upward from the inside are inserted into both end edge portions of the support base 16 on the distal end side, and the support nuts 32a and 32b and the lock nuts 34a and 34b allow a predetermined clearance. H is formed. The support base 16 is configured to be tiltable via the clearance H. Instead of providing the clearance H, a spherical joint, a link ball or the like can be adopted.

A shock absorber (damping device) 36 is attached to the center of the rear end side of the support base 16 so as to be directed downward, and the shock absorber 36 adjusts the dial 38 to change the weight of the bumper 20. Correspondingly, it has a function that enables smooth ascent and descent operations.

At both ends of the support base 16 on the front end side,
L which is the advancing / retreating mechanism 17 for advancing / retreating the holding member 18
A pair of floor base members 40 forming an M (linear motion) guide are provided, and a mounting clearance is formed between the floor base member 40 and a mounting base member 42 provided on the lower surface of the holding member 18. ing. As will be described later, this mounting clearance is for allowing the holding member 18 to make a slight horizontal twist to the support base 16 in the horizontal direction. An ellipse elongated in a direction intersecting with the pin and a pin inserted into the ellipse.

Receiving members 46a and 46b and receiving members 48a and 48b for mounting the bumper 20 are disposed on both end edges of the holding member 18 on the front end side. This receiving member 4
6a, 46b and 48a, 48b are made of urethane so as not to damage the bumper 20.

Frame members 50a and 50b are provided on both edges of the rear end side of the holding member 18 so as to be directed upward, and suction pads 54a and 54b constituting the suction mechanism 22 are attached to the frame member 50a. The suction pads 54c and 54d forming the suction mechanism 22 are mounted to the frame member 50b via the mounting plates 56c and 56d, respectively. Mounting plate 56a
To 56d, a plurality of sets of mounting holes 58a to 58d, respectively.
Are formed vertically in multiple stages (three stages in the figure), and by selecting the mounting holes 58a to 58d, the height positions of the suction pads 54a to 54d can be set according to the change of the model of the bumper 20. it can.

A horizontal bar 6 is provided between the frame members 50a and 50b.
0 is provided, and the operation box 62 is fixed to the horizontal bar 60. This operation box 62 has a suction pad 54a.
Actuation switch 64 for performing suction by ~ 54d
And a raising switch 66 for driving the air cylinders 28a, 28b, and a lowering switch 68 for discharging the air in the air cylinders 28a, 28b to the outside.

Next, the air circuit of the mounting device 10 will be described. The conduit 72 connected to the air regulator set 70 mounted on the base 12 has a pressurizing conduit 76 and an open conduit via a check valve 74. The pressurizing pipe line 76 is branched to the line 78 and connected to the air cylinders 28a and 28b, while the open pipe line 78 is opened and closed by the lowering switch 68 (see FIG. 4).

Another conduit 80 is connected to the air regulator set 70, and the conduit 80 is connected to the ejectors 82a and 82b fixed to the frame members 50a and 50b.
Communicate with. The ejector 82a includes suction pads 54a and 5a.
The ejector 82b communicates with the suction pads 54b and 54d while communicating with the suction pad 54b and 54d.

The operation of the mounting device 10 thus constructed will be described.

First, the worker sets the bumper 20 to be attached to the vehicle body on the receiving members 46a, 46b and 48a, 48b of the holding member 18 and attaches the suction pads 54a to 54a.
The operation switch 64 is turned ON while being pressed against 4d. Therefore, the air regulator set 70 is connected to the conduit 80.
The ejectors 82a and 82b connected via the drive are driven, and the bumper 20 is suction-fixed to the holding member 18 under the suction action of the suction pads 54a to 54d. The suction pads 54a to 54d are adjusted in advance to a predetermined height according to the shape of the bumper 20 and the like. Further, by providing the air regulator set 70, it is possible to change the flow velocity in the air circuit.

At this time, the ejector 82a is attached to the suction pad 54.
The ejector 82b communicates with the suction pads 54b and 54d as well as the ejector 8a.
Even if a failure occurs in either one of 2a and 82b, the bumper 20 can be prevented from separating from the holding member 18.

Next, the base 12 is attached to the wheel portions 26a-26.
After being moved to a mounting work position corresponding to the vehicle body 24 via d, the raising switch 66 is operated and air is introduced into the air cylinders 28a, 28b to move the rods 30a, 3b.
0b rises, and the holding member 18 is integrated with the support base 16.
Is raised. As a result, the bumper 20 is moved to the vehicle body 24.
The mounting height is adjusted (see FIG. 5).

Further, the holding member 18 includes a rod 30a,
The rods 30a and 30b are tilted with the clearance H provided in 30b as a fulcrum, and the LM
A slight twist is imparted to the left and right through the mounting clearance formed between the floor base member 40 and the mounting base member 42 that form the guide. As a result, the bolt (not shown) on the bumper 20 side and the mounting hole (not shown) on the vehicle body 24 side are aligned.

Then, the bumper 20 is pushed downward through the holding member 18 and fitted into the vehicle body 24 (see FIG. 6). A shock absorber 36 is provided on the rear end side of the holding member 18 during the fitting operation of the bumper 20, and the shock absorber 36 enables a smooth tilting operation corresponding to the weight of the bumper 20.

After the bumper 20 is fitted to the vehicle body 24,
It is temporarily attached with a nut, the operation switch 64 is turned off, and the suction holding of the bumper 20 by the suction pads 54a to 54d is released. Then, the lowering switch 68 is turned on, the air in the air cylinders 28a and 28b is discharged to the outside, the holding member 18 is lowered, and the base 12 is retracted from the mounting work position. This completes the work of temporarily attaching the bumper 20 to the vehicle body 24.

Thus, in this embodiment, the bumper 20
The work of attaching the to the vehicle body 24 can be easily performed by one worker, and the work efficiency can be improved all at once. Moreover, the worker is in the middle waist position and the bumper 2
Since it is not necessary to handle 0, the burden on the worker can be reduced, and the bumper 20 can be positioned as if the worker actually held and positioned the bumper 20.
There is no risk of damaging the. Moreover, the mounting device 10
Has a simple structure and does not increase the manufacturing cost.

Further, the base 12 has wheel portions 26a to 26d.
Since it can be moved through the vehicle, it can be suitably used even when the stacking position of the bumper 20 and the vehicle body 24 are separated from each other. It is also possible to dispose a battery on the base 12 so that the base 12 can be automatically driven by driving a motor. Further, it is possible to make the entire mounting device 10 compact, mount the mounting device 10 on a robot hand (not shown), and configure it as an automatic mounting device by using a sensor and other control devices together.

Further, the mounting devices 10 are arranged on both sides of the assembly line, and one mounting device 10 follows the vehicle body 24 in synchronism with the line tact to mount the bumper 20 while mounting the other mounting device. In the device 10, the bumper 20 is set in advance corresponding to the next vehicle body 24. As a result, the mounting work of the bumper 20 is alternately performed by the two mounting devices 10,
The work of attaching the bumper 20 can be made more efficient.

In the present embodiment, the bumper 20 is used as the elongated heavy object, but the present invention is not limited to this and can be effectively applied to the work of attaching the windshield.

[0029]

EFFECTS OF THE INVENTION The long heavy object attaching apparatus according to the present invention has the following effects and advantages.

Since the long heavy object can be easily moved in various directions while being sucked and held by the holding member, one operator can quickly move the long heavy object to the mounting portion. Moreover, it can be easily adjusted and attached to a predetermined posture.
Therefore, the efficiency of the work of attaching the long heavy object can be easily performed with a simple configuration, and the burden on the operator can be reduced at once.

[Brief description of drawings]

FIG. 1 is a perspective view of an attachment device for a long heavy object according to an embodiment of the present invention.

FIG. 2 is a side view of the mounting device.

FIG. 3 is a front view of the mounting device.

FIG. 4 is an air circuit diagram of the mounting device.

FIG. 5 is a side view illustrating the operation of the attachment device.

FIG. 6 is a side view illustrating the operation of the mounting device.

[Explanation of symbols]

10 ... Attachment device 12 ... Base 14 ... Elevating mechanism 16 ... Support base 17 ... Advancement / retraction mechanism 18 ... Holding member 20 ... Bumper 22 ... Adsorption mechanism 24 ... Vehicle body 26a-26d
... Wheels 28a, 28b ... Air cylinders 30a, 30b
... Rod 36 ... Shock absorber 46a, 46b, 48a, 48b ... Receiving member 54a-54d ... Adsorption pad 56a-56d
… Mounting plate 62… Operation box

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Tsuneo Yamada 19 Matsuyama-cho, Moka-city, Tochigi Prefecture Honda Motor Co., Ltd. Tochigi Seisakusho (72) Inventor Yasushi Seike 19 Matsuyama-cho, Moka-shi, Tochigi Honda Motor Co. Within

Claims (2)

[Claims] 1. A long heavy object attaching device for holding a long heavy object and attaching the long heavy object to a mounting portion in a predetermined posture, comprising: an elevating device provided on a base. A mechanism, a supporting member that is moved up and down by the elevating mechanism and can tilt with respect to the elevating mechanism, a holding member movably disposed on the supporting member via an advancing and retracting mechanism, and a holding member And a suction mechanism for sucking and holding the long heavy object, the long heavy object attaching apparatus comprising: 2. The apparatus for mounting a long heavy object according to claim 1, wherein the base is provided with a wheel portion for traveling with respect to the mounting portion.