JPH0442222B2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] This invention is applicable to production factories, automated warehouses, etc.
The present invention relates to a traveling transport device used for transporting various products, parts, luggage, etc.

[Conventional technology]

Conventionally, as a conveyance device that runs along a single rail, as disclosed in Japanese Utility Model Application Publication No. 61-50067, a rail body with a sideways opening groove shape,
A rail consisting of an upper guide protrusion continuous to the lower surface of the upper groove side plate of the rail body and a lower guide protrusion continuous to the upper surface of the lower groove side plate of the rail body is supported by a stand and transported. A vehicle frame is provided with a running wheel that rolls on the upper surface of the lower guide protrusion, a lower guide roller that faces both sides of the lower guide protrusion, an upper auxiliary roller that faces the lower surface of the upper guide protrusion, and an upper part. 2. Description of the Related Art There is known a conveyance device having a structure in which upper guide rollers are attached to opposite sides of a guide protrusion.

However, in the case of the conventional conveying device, it is necessary to arrange guide rollers on both sides of each guide protrusion, so there is a problem that a large number of guide rollers are used.

As a countermeasure against this, as shown in FIGS. 10 and 11, an upper guide groove 3 is provided on the lower surface of the upper groove side plate 2 of the rail main body 1 having a side opening groove shape, and A lower guide groove 5 is provided on the upper surface of the plate 4 to constitute a rail 6, and a running wheel 9 placed on the bottom surface of the lower guide groove 5 is mounted on the frame 8 of the carrier 7 and is fitted into the lower guide groove 5. a lower guide roller 10 that is fitted into the upper guide groove 3; and an upper guide roller 11 that is fitted into the upper guide groove 3.
It is possible to install a

[Problem to be solved by the invention]

However, in the case of the conveyance device shown in FIGS. 10 and 11, when the conveyance vehicle 7 is set on the rail 6, each guide roller 10, 11 of the conveyance vehicle 7 is
It is necessary to fit the running wheels 9 into the respective guide grooves 3 and 5 from the end of the rail 6, and when removing the transport vehicle 7 from the rails 6 for repair of the transport vehicle, it is necessary to insert the transport vehicle 7 into the rails. This is complicated because the rail has to be moved to the end of the rail to remove it, and furthermore, if a bollard is attached to the end of the rail, it is necessary to remove the bollard, which is even more troublesome.

SUMMARY OF THE INVENTION An object of the present invention is to provide a traveling transport device that allows a transport vehicle to be easily attached to and removed from a rail having an upper guide groove and a lower guide groove at any position in the longitudinal direction of the rail.

[Means to solve the problem]

In order to achieve the above object, in the traveling conveyance device of the present invention, an upper guide groove 3 is provided on the lower surface of the upper groove side plate 2 of the rail main body 1 having a horizontal opening groove shape.
A lower guide groove 5 is provided on the upper surface of the lower groove side plate 4 of the rail main body 1 to form a rail 6, and a frame 8 of the transport vehicle 7 is provided.
The running wheels 9 attached to the lower guide groove 5
A lower guide roller 10 placed on the bottom surface of the groove and attached to the frame 8 is fitted into the lower guide groove 5, and an upper guide roller 11 fitted into the upper guide groove 3 is mounted on the roller support member 12. A groove-shaped support portion 23 is provided on the top of the horizontal mounting bracket 13 in the frame 8 and extends in the longitudinal direction of the rail,
The roller support member 12 is moved in the longitudinal direction of the rail and fitted into the groove-shaped support portion 23, and the bolt 14 inserted into the mounting bracket 13 from below is inserted into the female screw hole of the roller support member 12. 25, and the roller support member 12 is removably fixed to the mounting bracket 13 by the bolt 14.

[Effect]

When mounting the carrier 7 on the rail 6 at any position in the longitudinal direction of the rail, place the running wheels 9 of the carrier 7 on the bottom surface of the lower guide groove 5 of the rail 6 at any position in the longitudinal direction of the rail. At the same time, the lower guide roller 10 of the transport vehicle 7 is fitted into the lower guide groove 5, and then the roller support member 12 supporting the upper guide roller 11 is
After moving in the longitudinal direction of the rail at the bottom of the upper guide groove 3 and fittingly placing it on the groove-shaped support part 23 of the mounting bracket 13 on the frame 8 of the transport vehicle 7, the bolt 14 is inserted into the mounting bracket 13 from below. Insert it into the female threaded hole 25 of the roller support member 12.
to be screwed together.

Also, at any position in the longitudinal direction of the rail, the transport vehicle 7
When removing the roller from the rail 6, first remove the bolt 14, then move the roller support member 12 along with the upper guide roller 11 in the longitudinal direction of the rail to remove it from the mounting bracket 13, and then remove the carrier 7 from the rail 6.

〔Example〕

Next, the present invention will be explained in detail using illustrated examples.

1 to 9 show an embodiment of the present invention, in which a rail main body 1 having a horizontal opening groove shape is shown.
An upper guide groove 3 with a downwardly opening U-shaped cross section extending in the rail longitudinal direction is provided on the lower surface of the upper groove side plate 2 in the rail body 1, and an upper guide groove 3 is provided on the upper surface of the lower groove side plate 4 of the rail main body 1. A lower guide groove 5 with an upwardly opening U-shaped cross section extending in the longitudinal direction of the rail is provided at the lower part of the rail body 1, and a horizontal roller bearing surface extending in the longitudinal direction of the rail is provided at the lower part of the lower groove side plate 4 of the rail main body 1. 15
are provided to constitute a rail 6, which is manufactured by extrusion molding of an aluminum alloy.

The rail 6 configured as described above is arranged so that the groove of the rail opens laterally, and a large number of support members 16 are arranged at intervals in the longitudinal direction of the outer surface of the groove bottom plate 17 of the rail 6. The upper part of the support member 16 is attached to a support beam 1 installed on a beam of a building or the like.
9, it is suspended and supported by an inverted U-shaped hanging fitting 20 and bolts 21.

The lower part of a frame 8 is rotatably attached to the front and rear parts of the moving platform 22 in the transport vehicle 7 by a vertical shaft, and each frame 8 has a running wheel 9 and two wheels arranged at intervals in the longitudinal direction of the rail. The lower guide rollers 10 of each frame 8 are attached, and the running wheels 9 are placed on the bottom surface of the lower guide groove 5, and the lower guide rollers 10 are fitted into the lower guide groove 5. Mounting bracket 1 integrated in front and rear
3 is provided with a groove-shaped support portion 23 having an upwardly open U-shaped cross section and extending horizontally in the longitudinal direction of the rail.

The upper guide roller 11 is rotatably attached to a vertical shaft 24 fixed to the center of the roller support member 12, and female screw holes 25 are provided on both front and rear sides of the roller support member 12, so that the upper guide roller 11 The bolt is fitted into the upper guide groove 3, and the roller support member 12 is fitted and placed on the groove-shaped support portion 23 of the mounting bracket 13 from the front and back directions, and the bolt is inserted into the mounting bracket 13 from below. 14 is screwed into the female screw hole 25 of the roller support member 12, and the roller support member 12 is fixed to the mounting bracket 13 by the bolt 14.

A traveling drive device 26 consisting of an electric motor with a brake and a speed reducer is fixed to one frame 8, and a drive bevel gear 27 fixed to the output shaft of the drive device 26 drives one of the traveling wheels via a driven bevel gear 28. 9 is driven.

2 on the L-shaped holding member 29 extending in the front-rear direction.
The lifting prevention rollers 30 are rotatably mounted on horizontal shafts arranged at intervals in the front-rear direction, the holding member 29 is fixed to the frame 8 with bolts 31, and each lifting prevention roller 30 is arranged close to the roller bearing surface 15 on the rail 6, and the movable table 22
and a frame 8 attached to both its front and rear sides,
Each part supported by the frame 8 constitutes a transport vehicle 7.

The power supply contact wire 31 is disposed within the rail and is fixed to the groove bottom plate 17 by an insulating support 32 and bolts (not shown), and is connected to the casing 3 fixed to the lower part of the movable table 22.
3, a hoisting machine 35 comprising four drums 34 arranged at intervals in the front and rear and left and right directions.
is fixed, and a fiber belt 36 with a built-in conductive wire is wound around each drum 34, and one end of the fiber belt 36 with a built-in conductive wire is fixed to the drum 34, and the fiber belt with a built-in conductive wire is suspended from each drum. A hanging end portion of 36 is connected to an elevating member 37,
Furthermore, clamp members 39 for gripping the baggage storage bucket 38 are provided on both sides of the lifting member 37 in the width direction so as to move toward or away from each other. Clamp members 3 on both sides are attached to the left-hand threaded part and the right-hand threaded part of the threaded rod (not shown).
9 are screwed together, and the clamp members 39 on both sides are moved toward or away from each other by forward or reverse rotation of the electric motor.

At the middle part of the rail 6 in the longitudinal direction, the rail 6
When installing the transport vehicle 7 on the transport vehicle 7, first, as shown in FIGS. 7 and 8, the transport vehicle 7 from which the roller support member 12 with the upper guide roller 11 is removed
The running wheels 9 are placed on the bottom surface of the lower guide groove 5 in the rail 6, and the lower guide roller 10 is fitted into the lower guide groove 5. Next, with the upper guide roller 11 attached to the roller support member 12 fitted into the upper guide groove 3 of the rail 6, the roller support member 12 with the upper guide roller 11 is moved in the longitudinal direction of the rail, that is, in the front-rear direction. Then, the roller support member 12 is fitted and placed on the groove-shaped support portion 23 of the mounting bracket 13, and then the bolt 14 is inserted into the mounting bracket 13.
The roller support member 12 is inserted into the through hole from below and screwed into the female screw hole of the roller support member 12, and the roller support member 12 is tightened and fixed to the mounting bracket 13 using the bolt 14.

At any position in the longitudinal direction of the rail 6, the rail 6
When removing the transport vehicle 7 from the
The attached roller support member 12 is moved in the front-back direction and removed from the mounting bracket 13, and then the carrier 7 is removed from the rail 6.

〔Effect of the invention〕

Since this invention is configured as described above,
This produces the effects described below.

At any position in the longitudinal direction of the rail, the running wheels 9 of the carrier 7 are placed on the groove bottom surface of the lower guide groove 5 of the rail 6, and the lower guide rollers 10 of the carrier 7 are fitted into the lower guide groove 5. Then, the roller support member 12 supporting the upper guide roller 11 is moved in the longitudinal direction of the rail at the lower part of the upper guide groove 3, and is attached to the groove-shaped support part 23 of the mounting bracket 13 in the frame 8 of the transport vehicle 7. After fitting and mounting, by inserting the bolts 14 into the mounting bracket 13 from below and screwing them into the female threaded holes 25 of the roller support member 12, the transport vehicle 7 can be moved to any position in the longitudinal direction of the rail with respect to the rail 6. Since the roller support member 12 is fitted and mounted on the groove-shaped support portion 23 of the mounting bracket 13, it is easy to align the female screw hole 25 of the roller support member 12 and the bolt 14. In addition, the roller support member 12 can be firmly fixed to the mounting bracket 13 so that it does not move in the rail width direction, and when the transport vehicle 7 is to be removed from the rail 6, it is possible to simply use the bolts. After removing the roller support member 14 by pointing it downward, the roller support member 12 is attached to the upper guide roller 1.
1 in the longitudinal direction of the rail and removing it from the mounting bracket 13, the carrier 7 can be removed from the rail 6. Therefore, the carrier 7 can be easily removed from the rail 6 at any position in the longitudinal direction of the rail. I can do it.

[Brief explanation of drawings]

1 to 9 show an embodiment of the present invention, in which FIG. 1 is a side view of a traveling conveyance device, and FIG. 2 is a partially longitudinal side view showing a portion where a conveyance vehicle is attached to a rail. , FIG. 3 is a partially longitudinal front view of the same, FIG. 4 is a partially longitudinal front view showing the running conveyance device and the supporting state of the rail, and FIG. 5 is a partially longitudinal front view showing the upper guide roller attached to the roller support member. FIG. 6 is a vertical side view, FIG. 6 is a bottom view, FIG. 7 is a partially vertical front view showing the transport vehicle with the upper guide roller and roller support member removed and placed at a predetermined position on the rail, and FIG. 8 is a top view. FIG. 9 is a partially longitudinal side view showing a state in which a roller support member equipped with a guide roller is attached to a mounting bracket of a frame of a transport vehicle, and FIG. 9 is a plan view showing the vicinity of a traveling drive section of the transport vehicle. FIG. 10 is a partially longitudinal front view of a traveling conveyance device that does not belong to an embodiment of the present invention, and FIG. 11 is a partially longitudinal front view showing an enlarged view of a conveyor mounting portion of the traveling conveyance device. In the figure, 1 is the rail body, 2 is the upper groove side plate, 3 is the upper guide groove, 4 is the lower groove side plate, 5 is the lower guide groove, 6 is the rail, 7 is the transport vehicle, 8 is the frame, and 9 is the travel wheels, 10 is a lower guide roller;
11 is an upper guide roller, 12 is a roller support member, 13 is a mounting bracket, 14 is a bolt, 1
5 is a roller support surface, 16 is a support member, 18 is a bolt, 19 is a support beam, 20 is an inverted U-shaped hanging bracket, 2
2 is a moving table, 23 is a groove-shaped support, 25 is a female screw hole, 26 is a drive device, 30 is a lifting prevention roller, 35 is a winding machine, 36 is a fiber belt with a built-in conductive wire, and 39 is a clamp member.

Claims (1)

[Claims] 1. An upper guide groove 3 is provided on the lower surface of the upper groove side plate 2 of the rail body 1 having a horizontal opening groove shape, and a lower guide groove 5 is provided on the upper surface of the lower groove side plate 4 of the rail body 1, so that the rail 6 is constructed, and the running wheels 9 attached to the frame 8 of the conveyance vehicle 7 are placed on the groove bottom surface of the lower guide groove 5, and the lower guide rollers 10 attached to the frame 8 are placed on the groove bottom surface of the lower guide groove 5. 5 and the upper guide groove 3 is attached to the upper part of the roller support member 12, and extends in the longitudinal direction of the rail to the upper part of the horizontal mounting bracket 13 in the frame 8. A groove-shaped support part 23 is provided, and the roller support member 12 is moved in the longitudinal direction of the rail and fitted into and placed on the groove-shaped support part 23, and the bolt 14 inserted into the mounting bracket 13 from below is inserted. , a traveling conveyance device in which the roller support member 12 is screwed into the female threaded hole 25 of the roller support member 12, and the roller support member 12 is detachably fixed to the mounting bracket 13 by the bolt 14;