JPH101215A - Load carrying facility - Google Patents

Abstract

PROBLEM TO BE SOLVED: To surely carry even a load of round shape by a carriage by providing step difference parts positioned on both sides of a sorting conveyor and higher than the transfer surface of the sorting conveyor on the carriage. SOLUTION: The horizontal plate part of the L-shaped part 19 of a one-side upper cover 15 is fitted to the upper end part of the conveyor frame 22 of a sorting belt conveyor 14 by screws. The upper face of the upper cover 15 is positioned above the transfer surface 24 of the sorting belt conveyor 14, and a step difference part 25 higher than the transfer surface 24 is formed extending over the full length of the sorting belt conveyor 14. The horizontal plate part of the L-shaped part 20 of the other side upper cover 16 is fitted to the upper end part of the conveyor frame 28 of the sorting belt conveyor 14 by screws. The upper face of the upper cover 16 is positioned above the transfer surface 24, and a step difference part 29 positioned above the transfer surface 24 is formed extending over the full length of the sorting belt conveyor 14. Hereby, even a load of round shape can be surely carried by the carriage.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to, for example, a load carried on a transport vehicle that can travel on a traveling route,
The present invention relates to a load transfer facility that discharges goods from a transfer trolley at an arbitrary sorting position among a plurality of preset sorting positions.

[0002]

2. Description of the Related Art Conventionally, as a load transfer facility, there is one disclosed in, for example, JP-A-6-72539. That is, on the upper part of a plurality of traveling vehicles that can travel on the traveling route,
A sorting belt conveyor for discharging the load to the side with respect to the traveling route is provided. In addition, sorting chutes are installed at a plurality of preset sorting positions on the traveling route.

[0003] According to this, the load mounted on the sorting belt conveyor is conveyed on the traveling route by the traveling of the conveyor truck. And when you reach the target sorting position,
The sorting belt conveyor is driven, the load is discharged to the side, and is charged into a predetermined sorting chute to be sorted.

[0004]

However, in the above-mentioned conventional type, when the load has a round shape, the load rolls on the sorting belt conveyor in the direction of the traveling path when the transporting trolley travels, There was a problem that it fell down before and after the transporting cart. SUMMARY OF THE INVENTION An object of the present invention is to provide a load transport facility capable of reliably transporting a load having a round shape using a transport trolley.

[0005]

In order to achieve the above-mentioned object, the invention according to claim 1 of the present invention provides a method in which a load is transported to a transport vehicle that can travel on a travel route. A sorting conveyor for paying out to one side, wherein the transport trolley is provided with a step portion located on both sides of the sorting conveyor and higher than the transfer surface of the sorting conveyor. .

[0006] According to this, since a step portion that is higher than the transfer surface of the sorting conveyor is provided on both sides of the sorting conveyor, the load placed on the sorting conveyor can be moved in the width direction of the sorting conveyor. Even if it rolls, since the rolling of the load is stopped at the two step portions, it is possible to prevent the load from falling down to the front and rear of the transport vehicle.

According to a second aspect of the present invention, a guide surface for guiding a load in a transfer direction of a sorting conveyor is formed at both step portions. According to this, when the sorting conveyor is driven to discharge the load to the side of the transport trolley, the load is guided by the guide surface and is transferred by the sorting conveyor, so that the load is transferred to the side of the sorting conveyor during the transfer. It can be prevented from sticking out.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. As shown in FIGS. 1, 3, and 4,
Reference numeral 1 denotes a plurality of transport vehicles that are supported and guided by the travel rail 2 and travel on the travel route 3 while being connected to each other.

Each carrier 1 is composed of a pair of front and rear machine frames 4 and a connecting frame 5 connecting the upper portions of the two machine frames 4. The transport vehicles 1 adjacent to each other are connected via a connecting member 6. Both frames 4
The traveling rail 2 while supporting the carrier 1
An upper wheel 7 that rolls on the upper surface of the vehicle, a lower wheel 8 that rolls on the lower surface of the traveling rail 2, and a side wheel 9 that rolls on both side surfaces of the traveling rail 2 to prevent the lateral movement of the carrier 1. Is provided. A metal plate 10 forming a secondary conductor of the linear motor is provided between the intermediate portions of the two machine frames 4. Further, a linear motor 11 (stator) facing the metal plate 10 is provided on one side surface of the traveling rail 2, and the transport trolley 1 travels when the metal plate 10 obtains a thrust by the linear motor 11. .

A traveling route 3 is provided above each of the transport vehicles 1.
A belt conveyor 14 for discharging the load 12 to the left and right sides with respect to the direction, upper covers 15 and 16 located on both sides of the belt conveyor 14 for sorting, and a motor for driving the belt conveyor 14 for sorting. 17 are provided. The belt 42 of the sorting belt conveyor 14 has a load
Multiple projections to prevent the 12 from falling and to push out the load 12
43 is formed over the width direction of the belt 42. And
A pair of protrusions 43 is always located on the loading side of the belt 42, and the load 12 is located between the two protrusions 43.

[0011] In the carriages 1 adjacent to each other,
One upper cover 15 of one transport vehicle 1 and the other upper cover 16 of the other transport vehicle 1 are vertically overlapped, so that a gap between the two adjacent transport vehicles 1 is covered from above.

As shown in FIG. 2 and FIG. 3, hanging plates 18 are formed at both ends of the upper cover 15 so as to hang downward, and L ends at the end of the sorting belt conveyor 14 side. A shape portion 19 is formed. Also, the other upper cover 16
The L-shaped portion 20 is also provided at the end of the sorting belt conveyor 14 side.
Are formed.

The horizontal plate portion 19a of the L-shaped portion 19 of the one upper cover 15 is attached to the upper end of one conveyor frame 22 of the sorting belt conveyor 14 with a plurality of screws 23. The upper surface of one of the upper covers 15 attached in this manner is positioned higher than the transfer surface 24 of the sorting belt conveyor 14, so that one side of the sorting belt conveyor 14 A step 25 higher than the surface 24 is formed over the entire length of the sorting belt conveyor 14. Further, one end of the upper cover 15 opposite to the sorting belt conveyor 14 is supported by the connection frame 5 of the transport vehicle 1 via a support bracket 26.

The L-shaped part of the other upper cover 16
A horizontal plate portion 20a is attached to an upper end portion of the other conveyor frame 28 of the sorting belt conveyor 14 with a plurality of screws 23. The upper surface of the other upper cover 16 attached in this manner is positioned higher than the transfer surface 24,
Thereby, on the other side of the belt conveyor 14 for sorting,
A step portion 29 higher than the transfer surface 24 is formed over the entire length of the belt conveyor 14 for sorting.

Further, guide surfaces 30, 31 for guiding the load 12 in the transfer direction A of the sorting belt conveyor 14 are formed by the vertical plate portion 19b of the L-shaped portion 19 of the upper cover 15 and the upper cover 16 of the other. It is formed on the vertical plate portion 20b of the L-shaped portion 20.

As shown in FIG. 3, on the other side surface of the traveling rail 2, a guide line 35 is laid along a traveling route 3 via a hanger 34. The induction line 35 is formed by covering an insulated stranded wire (hereinafter, referred to as a litz wire) formed by collecting insulated thin strands with an insulator, for example, a resin material. Sinusoidal current is supplied.

Further, as shown in FIG.
Each group is connected to form a group.
In the machine frame 4, a pickup unit 36 facing the guide line 35 is provided. This pickup unit 36
As shown in FIG. 3, the ferrite 37, which is a magnetic member and has a cross section of an E-shape and is long in the direction of the traveling path 3, is provided on the ferrite 37, for example, for several tens of turns over the side of the central convex portion 37a. The pickup coil 38 is formed by winding a wire, and an electromotive force is generated by a magnetic flux generated by the induction line 35. The alternating current generated in the pickup coil 38 is rectified by a power supply circuit (not shown), The power is supplied to not only the leading transport vehicle 1 but also the other N transport vehicles 1 via the power supply line 39 laid via the connecting member 6.

Further, as shown in FIG.
A plurality of sorting chutes 41 are installed beside the, and the load 12 discharged from the sorting belt conveyor 14 of the carrier 1 is put into these sorting chutes 41.

The operation of the above configuration will be described below.
An electromotive force is generated in the pickup coil 38 of the leading carrier 1 by the magnetic flux generated in the induction line 35, and the alternating current generated by the electromotive force is first rectified by the leading carrier 1 to be a constant voltage. , The power is supplied from the leading carrier 1 to the succeeding carriers 1 in order.

Since all of the transport vehicles 1 connected to each other are driven by the linear motor 11 and travel on the traveling rail 2 at a constant speed, the load 12 mounted on the sorting belt conveyor 14 is transferred to the traveling route 3. Conveyed along. At this time, as shown in FIG. 2, even if the cylindrical load 12 rolls in the width direction of the sorting belt conveyor 14, the load 12 stops rolling at both step portions 25 and 29. 1 can be prevented from falling. 3 and 4
As shown in the figure, since the load 12 mounted on the sorting belt conveyor 14 is located between the pair of protrusions 43 on the belt 42, the load 12 is also prevented from falling down to the left and right of the transport trolley 1. it can. Therefore, even the load 12 having a cylindrical shape can be reliably transported by the transport trolley 1.

Then, the electric power supplied to each carrier 1 as described above drives the motor 17 to rotate and drive the sorting belt conveyor 14, and as shown in FIG.
Is delivered from the transport trolley 1 to the designated sorting chute 41, and the load 12 is sorted.

At this time, as shown in FIG. 2, the load 12 is guided by the guide surfaces 30, 31 of the two step portions 25, 29 and is transferred by the sorting belt conveyor 14, so that the load 12 is sorted during the transfer. Can be prevented from protruding to the side of the belt conveyor 14,
Therefore, the load 12 can be reliably and smoothly discharged. Furthermore, when the belt 42 rotates, even if the load 12 rotates or the surface of the belt 42 slips with respect to the load 12, the protrusions 43 forcibly push the load 12, so that the load 12 is reliably transported. It is paid out to the left and right sides of the cart 1.

In the above embodiment, since the load 12 mounted on the sorting belt conveyor 14 is surrounded by the two step portions 25 and 29 and the pair of projections 43, the load 12 is not only cylindrical but also spherical. It is possible to prevent the load 12 from falling off from the carrier 1.

In the above embodiment, the belt conveyor 14 is used as an example of the sorting conveyor, but a roller conveyor or a chain conveyor may be used.

[0025]

As described above, according to the first aspect of the present invention, a step portion higher than the transfer surface of the sorting conveyor is provided on both sides of the sorting conveyor. Even if the load placed on the sorting conveyor rolls in the width direction of the sorting conveyor, the rolling stops at both step portions, so that it is possible to prevent the load from falling down before and after the transport cart. Therefore, even a load having a round shape can be reliably transported by the transport trolley.

Further, according to the second aspect of the present invention, when the sorting conveyor is driven to discharge the load to the side of the transport trolley, the load is guided by the guide surface and is transferred by the sorting conveyor. The load can be prevented from protruding to the side of the sorting conveyor during the transfer, so that the load can be reliably and smoothly discharged.

[Brief description of the drawings]

FIG. 1 is a side view of a transport cart of a load transport facility according to an embodiment of the present invention.

FIG. 2 is a detailed view of a step portion provided on the transport vehicle.

FIG. 3 is a front view of the transport vehicle.

FIG. 4 is a plan view of the transport vehicle.

FIG. 5 is a partial perspective view of the load transport equipment.

FIG. 6 is a circuit configuration diagram of a load transport facility.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Conveyor truck 3 Travel route 12 Load 14 Sorting belt conveyor 24 Transfer surface 25, 29 Step 30, 31 Guide surface A Transfer direction

Claims (2)

[Claims] 1. A transporting vehicle that can travel on a traveling route, a sorting conveyor that discharges a load to a side of the traveling route is provided, and the transporting vehicle is positioned on both sides of the sorting conveyor. A load transporting facility characterized in that a step portion that is higher than a transfer surface of a sorting conveyor is provided. 2. The load transport equipment according to claim 1, wherein a guide surface for guiding the load in the transfer direction of the sorting conveyor is formed at both step portions.