JPH0533301A - Rail supporter for freight conveyor - Google Patents

Abstract

PURPOSE:To eliminate an adverse effect such as the damaging of the fixing section of a rail support to a floor and a leg body by easily installing a travelling rail at a sideways attitude and a downward attitude while efficiently enabling shipment by single bodies respectively in the rail support and the travelling rail, absorbing vibrations generated at the time of operation by a vibrationproof body and preventing transmission of vibrations to the ground side. CONSTITUTION:A rail support 20 for a travelling rail 10 guiding a travelling truck 1 is formed in an inverted J shape by a connecting section 21 in the vertical direction and a base section 22 in the left and right direction. The upper section of the connecting section 21 is bonded with one side face of the travelling rail 10, and the base section 22 is fixed through vibrationproof bodies 30 mounted at a plurality of positions in a lower section.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rail supporting device of a load carrying device which is used to support the rail in a load carrying device having a carriage guided by a rail and capable of traveling on a fixed route. It is a thing.

[0002]

2. Description of the Related Art Conventionally, as a load carrying device of this type, a structure disclosed in Japanese Patent Application Laid-Open No. 2-182611 has been provided. In this conventional configuration, a traveling rail having a C-shaped cross section is provided, and a traveling carriage that is supported and guided by the traveling rail and is capable of traveling on a fixed traveling route is provided. This traveling trolley has a movable body having a shape straddling the traveling rail as a main body, and a traveling roller supported by the traveling rail and a lateral shake preventing roller are provided on the movable body, and traveling on the upper surface of the movable body. There is a sorting conveyor that conveys in the left and right directions. Further, a roller is provided on the outer side surface of the movable body, and a running force is applied to the traveling carriage by fitting the roller to the screw.

Then, the front and rear of the traveling carriages are connected to each other to form a group, and one of the traveling carriages of this group is provided with a power supply rail laid along the inner side surface of the traveling rail. A collector is provided to receive power. Further, the other traveling vehicles of the group are supplied with power from the traveling vehicles provided with the current collectors via the wiring line.

[0004]

DISCLOSURE OF INVENTION Problems to be Solved by the Invention In the above-described load carrying device, the traveling rails are arranged by placing and fixing the traveling rails on the upper portions of the legs from the floor side, and therefore when the truck is traveling. Vibration of the vehicle is directly transmitted to the floor side, which has an adverse effect such as damage to the fixed portion of the traveling rail to the floor. In addition, it is not easy to connect the running rail to the leg because it must be in an upward posture from the floor side.Therefore, under the present circumstances, the leg and running rail are integrated in the factory and installed by inefficient transportation. It was shipped to the scene.

The object of the present invention is to prevent vibrations during traveling of a trolley from being transmitted to the floor side, and to install rails easily at the installation site and to ship from the factory in rail units. A point is to provide a rail support device for a carrier device.

[0006]

In order to achieve the above object, a rail supporting device for a load carrying device according to the present invention comprises a traveling rail,
A traveling carriage guided by the traveling rail, and a rail support for the traveling rail is formed in an inverted J shape by a vertical connecting portion and a horizontal base portion, and the upper portion of the connecting portion is While connecting to one side of the running rail,
The base part is fixed via vibration-damping bodies provided at a plurality of positions below the base part.

[0007]

According to the structure of the present invention, in order to support the traveling rail on the floor side, first, the rail support is erected at a predetermined position on the floor or legs. At that time, a vibration isolator is interposed between the lower part of the base portion and the floor or legs. Then, the side surface of the traveling rail can be connected to the upper portion of the rail support by abutting and fixing the side surface of the traveling rail to the connecting portion. When driving,
The vibration generated when the traveling carriage travels guided by the traveling rail can be absorbed by the vibration isolator, so that the vibration is not transmitted to the ground side.

[0008]

An embodiment of the present invention will be described below with reference to the drawings. In FIG. 8, reference numeral 1 denotes a traveling carriage that can travel freely on a fixed route while being connected to each other, and an upper portion thereof has a sorting conveyor 70 that conveys a load (object to be conveyed) 2 laterally to the traveling direction A. By the drive of the sorting conveyor 70, the load 2 is discharged to a plurality of sorting chutes 3 provided along a fixed route.

As shown in FIGS. 1 to 6, a freely fixed base frame 5 installed on a leg 4 is made of aluminum extruded material, and a plurality of side dovetail grooves 6 are symmetrically formed on both side surfaces thereof. And a lower surface dovetail groove portion 7 is formed on the lower surface thereof. A pair of left and right base frames 5 are arranged, and the inner surfaces facing each other at predetermined intervals in the length direction are connected by a connecting member 8 using the side dovetail groove portions 6, so that both base frames 5 are connected.
Are integrated at a predetermined interval in the width direction. Both base frames 5 are installed on the leg body 4 and are integrated with each other via a fixture 9 such as a bolt and nut.

A traveling rail 10 for guiding the traveling carriage 1.
Is made of aluminum extruded material, and the first dovetail grooves 11A and 11B are formed on both sides of the extruded material in order from top to bottom.
And second dovetail groove portions 12A and 12B and third dovetail groove portions 13A and 13B
And the fourth dovetail groove portions 14A and 14B are symmetrically formed over the entire length, and further the third dovetail groove portions 13A and 13B and the fourth dovetail groove portion 14 are formed.
Grooves 15A and 15B are formed between the grooves A and 14B.
The traveling rail 10 is arranged in a monorail type above the pair of base frames 5, and a plurality of positions in the length direction are supported by the base frame 5 side via rail supports 20.

The rail support 20 is made of casting,
An upside-down connecting part 21 and a left-right direction base part 22 are formed in an inverted J shape. Then, the upper portion of the connecting portion 21 is formed into a flat plate portion 23 in the vertical direction, and a convex portion 24 which can be fitted into the concave grooves 15A and 15B is formed on the outer surface of the flat plate portion 23, and the periphery of the convex portion 24 is formed. The bolt holes 25 are formed at a plurality of points. Further, vertical bolt holes 26 are formed at both ends of the base portion 22 in the left-right direction.

In order to support the traveling rail 10 on the side of the base frame 5 via the rail support 20, first, the rail support 20 is erected at a predetermined position. This can be done by screwing a bolt 27, which is passed through the bolt hole 26 from above, into a nut 28 arranged in the connecting member 8. At that time, a vibration isolator is provided between the base portion 22 and the connecting member 21. 30 intervenes. The vibration isolator 30 is made of, for example, a vibration isolator formed in a tubular shape, and is interposed between the base portion 22 and the connecting member 7 while being fitted onto the bolt 27.

The third dovetail groove portion 13B and the fourth dovetail groove portion 14 are used to connect the side surface of the traveling rail 10 to the upper portion of the connecting portion 21.
With the plate nut 31 positioned at B, the convex portion 24 is fitted into the concave groove 15B to bring the side surface into contact with the flat plate portion 23, and the bolt 32 passed through the bolt hole 25 from the lateral outside. It can be performed by screwing with the plate nut 31.

The traveling rail 10 is arranged in an oval shape, and thus the fixed route is a pair of parallel linear route portions 35 and a semicircular curved route connecting the start and end of these linear route portions 35. It is formed from the part 36.

A linear motor 40 using the first dovetail groove portion 11A and the fourth dovetail groove portion 14A is provided on one side surface of the traveling rail 10, that is, on a side surface opposite to the connecting surface of the rail support 20, at a plurality of locations. Is mounted so that its position can be freely changed in the rail length direction.

That is, a mounting bracket 41 is provided on the back side of the linear motor 40, and a bolt hole 42 is formed in the mounting bracket 41. Then, the first dovetail groove 11
With the plate nut 43 slidably positioned between A and the fourth dovetail groove portion 14A, the mounting bracket 41 of the linear motor 40 is brought into contact with one side surface, and then the bolt 44 passed through the bolt hole 42 from the outside is attached. The linear motor 40 can be attached to one side surface of the traveling rail 10 by being screwed into the plate nut 43.

At this time, by loosely tightening the bolts 44, the linear motor 40 can be moved along the rail length while sliding the plate nut 43 inside the first dovetail groove portion 11A and the fourth dovetail groove portion 14A. Can be repositioned in any direction, and the bolt 44 can be tightened tightly after reaching the desired position for the desired installation.

The second rail is provided on the other side of the traveling rail 10.
The power feeding rail 45 is provided using the dovetail groove 12B. That is, a protective rail 46 is arranged on the other side surface of the traveling rail 10, and the protective rail 46 is fixed to the other side surface of the traveling rail 10 via a nut 47 and a bolt 48 provided in the second dovetail groove portion 12B. It Then, on the outer surface of the protective rail 46, four power supply rails 45, which are composed of a three-phase AC power supply line and a ground line, are arranged.

Next, the traveling carriage 1 will be described with reference to FIGS. 4 and 5. The traveling carriage 1 is provided with the traveling rail 10
The main body (50) guided by the main body (50) and the sorting conveyor (70) provided on the upper part of the main body (50). The main body 50 has a pair (a plurality) of C-shaped frames 51 in the traveling direction when viewed from the traveling direction. That is, both frames 51 are manufactured in the same shape by casting, and the inverted L-shaped member 52 and the inverted L-shaped member 52 are formed.
It is formed in a C shape by a horizontal member 54 integrated with a lower end of the fixing member 53 via a fixing member 53. And a square plate-shaped secondary conductor
Fixing the front and rear edges of 55 to the inner surface of the vertical rod of the inverted L-shaped member 52
By fixing the front and rear edge portions of the plate 65 to the upper surface of the horizontal rod portion of the inverted L-shaped member 52 with a fixing member 66 while fixing them by 56, both frames 51 are secondary in a state in which a predetermined interval is provided in the traveling direction. They are integrated via the conductor 55 and the plate 65.

An upper bracket 58 is rotatably provided at the end of the horizontal rod portion of each inverted L-shaped member 52 via a vertical pin 57,
In these upper brackets 58, a pair of left and right lateral shake preventing rollers 59 that can freely come into contact with both upper side surfaces of the traveling rail 10,
An upper roller 60 is provided which can come into contact with the upper surface of the traveling rail 10. A lower bracket 62 is rotatably provided at an end of the horizontal member 54 via a vertical pin 61. The lower bracket 62 includes a pair of left and right members that can come into contact with both lower side surfaces of the traveling rail 10. A lateral shake preventing roller 63 and a lower roller 64 that can come into contact with the lower surface of the traveling rail 10 are provided.

The sorting conveyor 70 provided on the upper portion of the main body 50 thus constructed is composed of a pair of front and rear frames 71 and a conveyor device 72 arranged between the frames 71, and the frame 71 is the main body. It is linked to 50. The conveyor device 72 arranged between the frames 71 is a drive pulley.
73, a driven pulley 74, an endless belt 75 stretched between the pulleys 73, 74, a servo motor 76, a transmission device 77 for transmitting the rotation of the servo motor 76 to the drive pulley 73, and the like. .

A downward chassis 80 is arranged between the other ends of the frames 71, and an optical transmission unit 81 for exchanging signals with each sorting chute 3 side is provided on the outer surface side of the chassis 80. A controller 82 is provided. Also, the inverted L-shaped member 52
A servo amplifier 83 is arranged on the outer surface of the vertical rod. The control device 82, the servo amplifier 83, and the servo motor 76 are properly connected.

The traveling vehicles 1 configured as described above are connected to each other by the connecting device 85 and travel on a fixed route in the form of an endless train. That is, the connecting device 85 includes the vertical pin 57 at the rear end of the preceding traveling vehicle 1 and the vertical pin 57 at the front end of the following traveling vehicle 1.
It is provided between 57 and the connecting rod 86 with adjustable length.
The desired connection is achieved by connecting both ends of the to the vertical pin 57 via the spherical bearing 87.

As shown in the circuit configuration of FIG. 7, the traveling vehicles 1 form a group of every five vehicles, and only the leading traveling vehicle (hereinafter referred to as a parent vehicle) 1A in the traveling direction A has the group. Servo motor 76 from the power supply rail 45 to the upper bracket 58.
A collector 90 is provided to receive power (for example, as shown in FIG. 4).
reference). Then, power is supplied from the parent carriage 1A to another traveling carriage (hereinafter, referred to as a child carriage) 1B of the group through a wiring line 91.

As shown in FIG. 4, the base frame 5
Covers that surround both sides of the fixed path from the top to the top
92 are lined up. 93 is a carry-in conveyor, and the load 2 is carried in with the carry-in conveyor 93 connected to the sorting conveyor 70. 94 is a wiring duct.

In the above embodiment, the traveling vehicle 1 travels at a predetermined speed on a certain route by utilizing the attractive force and repulsive force of the magnet by the linear motor 40 and the secondary conductor 55. Then, while the power is being supplied to the servo motor 76 from the power supply rail 45 via the collector 90 or the wiring line 91, the control device
According to the signal sent to the optical transmission unit 81, the servomotor 76 can be rotated normally or reversely through the control device 82, and the load 2 on the belt 75 can be discharged to the sorting chute 3. The load 2 is carried in from the carry-in conveyor 93 to the sorting conveyor 70.

Since such traveling is of the linear motor type having no rotating portion, it can be carried out with almost no noise, vibration, failure or the like. Further, a slight vibration that is generated can be absorbed by the vibration isolator 30, so that the vibration will not be transmitted to the ground side at all.

Although the linear motor system is shown in the above embodiment, the traveling vehicle 1 may be driven by another system.

[0029]

According to the present invention having the above-described structure, when the traveling rail is erected, the rail support is erected with the vibration isolator interposed between the floor and the legs, and then the traveling rail is installed above the rail support. It can be done by connecting the side surfaces, and the running rail can be easily connected to the floor and legs in a horizontal position or a downward position, and the rail support and the running rail can be shipped individually and efficiently. ..

Further, at the time of driving, vibration generated when the traveling carriage travels while being guided by the traveling rail can be absorbed by the vibration isolator, whereby the vibration can be prevented from being transmitted to the ground side, and the rail support for the floor and legs can be prevented. It is possible to eliminate adverse effects such as damage to the fixing portion of the.

[Brief description of drawings]

FIG. 1 is a front view of a rail support portion showing an embodiment of the present invention.

FIG. 2 is a side view of the rail support part.

FIG. 3 is a vertical sectional front view of the traveling rail portion.

FIG. 4 is a partially cutaway front view of the load carrying device.

FIG. 5 is a side view of the cargo transport apparatus.

FIG. 6 is a schematic plan view showing the entire route.

FIG. 7 is a power supply circuit diagram of the cargo transport apparatus.

FIG. 8 is a partial perspective view of the cargo transport apparatus.

[Explanation of symbols]

 1 Traveling trolley 1A Parent trolley 1B Child trolley 2 Load (object to be transported) 4 Leg 5 Base frame 8 Connecting material 10 Traveling rail 11A 1st dovetail groove 11B 1st dovetail groove 12A 2nd dovetail groove 12B 2nd dovetail groove 13A No. 3 Dovetail 13B 3rd Dovetail 14A 4th Dovetail 14B 4th Dovetail 15A Recessed Groove 15B Recessed Groove 20 Rail Support 21 Connection 22 Base 24 Convex 30 Vibration Isolator 40 Linear Motor 41 Mounting Bracket 45 Power Supply Rail 46 Protective rail 50 Main body 51 Frame 55 Secondary conductor 70 Sorting conveyor 71 Frame 72 Conveyor device 76 Servo motor 82 Control device 90 Current collector 91 Wiring line

Claims (1)

Claim: What is claimed is: 1. A rail support for a traveling rail, comprising: a traveling rail and a traveling carriage guided by the traveling rail; and a vertical connecting portion and a lateral base portion. And an upper portion of the connecting portion is connected to one side surface of the traveling rail, and the base portion is fixed via vibration isolator provided at a plurality of lower portions thereof. Rail support device for load carrying device.