JP2004203583A - Handling device for high pressure gas container - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a handling device for a high pressure gas container capable of automating suspension work and work for removing suspension of the container for a hanger of a trolley conveyor to save labor and increasing safety. <P>SOLUTION: A conveyor device is constituted by hooking an annular opening part 13 provided at an upper end of a suspension device 12 mounted on a mouthpiece 11 of the high pressure gas container 10 on a lower end hook 3 of the hanger 2 attached turnably to the trolley conveyor 1 to convey the high pressure gas container 10 while it is suspended. It is provided with a hanger regulation device which is arranged in a carry-in region 5 of the trolley conveyor and regulates direction of the hanger 2 to the attitude at which a tip part 3a of the lower end hook 3 faces the direction of advance and a carry-in conveyor 15 for conveying the high pressure gas container 10 in such a way that the annular opening part 13 of the suspension device 12 comes to a position opposing to the tip part 3a of the lower end hook 3 in the carry-in region 5. While the hanger 2 moves in the carry-in region 5, the tip part 3a of the lower end hook 3 advances into the annular opening part 13 to suspend the high pressure gas container 10 through the suspension device 12 by the hanger 2. <P>COPYRIGHT: (C)2004,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
TECHNICAL FIELD The present invention relates to a loading / unloading handling device when a high-pressure gas container is hung on a hanger of a trolley conveyor and transported.
[0002]
[Prior art]
Conventionally, when transporting a high-pressure gas container by suspending it on a hanger of a trolley conveyor, an operator lifts the container and suspends and removes the container from the hanger, but the high-pressure gas container has a large weight of 70 kg. There was also a dangerous work. Even if a lifter is used for lifting and lowering the container, the lifting and lifting work on the hanger was performed manually by an operator, so that an operator working immediately before the lifter could fall over the container or contact the lifter. There was danger from doing so.
[0003]
Further, in order to automate the work of lifting the container, an unloading conveyor that operates in the traveling direction of the trolley conveyor is installed below the trolley conveyor, and the speed of the unloading conveyor is set to be higher than the speed of the trolley conveyor, and There is also known a handling device in which the height of a trolley conveyor is gradually lowered, and the container hung on a hanger is transferred to a carry-out conveyor so that the hanger is detached from a hanger attached to a base of the container. However, in this case, it is necessary to extend the carry-out conveyor in the same direction as the traveling direction of the trolley conveyor, which is not only costly but also difficult to lay out depending on the installation location. Further, there is a problem that the container shakes and falls when the container is transferred to the carry-out conveyor due to a speed difference between the trolley conveyor and the carry-out conveyor.
[0004]
[Problems to be solved by the invention]
The present invention has been made in view of the above circumstances, and is a high-pressure gas container handling device that automates hanging and unhanging operations of the container from a hanger of a trolley conveyor to save labor and enhance safety. It is intended to provide.
[0005]
[Means for Solving the Problems]
To achieve the above object, the present invention employs the following technical means.
[0006]
The handling device of the present invention for suspending a high-pressure gas container includes an annular opening provided at a lower end hook of a hanger rotatably attached to a trolley conveyor, and an upper end of a hanger attached to a base of the high-pressure gas container. In a conveyor device in which the high-pressure gas container is conveyed in a suspended state, the hanger is disposed in a carry-in area of the trolley conveyor, and the hanger is restricted in a posture in which a tip portion of the lower end hook faces a traveling direction. A hanger restricting device, and a carry-in conveyor for transferring the high-pressure gas container so that, in the carry-in area, the annular opening of the hanging device is located at a position facing the tip of the lower hook. While moving in the carry-in area, the tip of the lower end hook enters the annular opening, and is hung by the hanger through the hanging tool. Characterized in that it is configured to suspend the high-pressure gas container.
[0007]
Specific means of the hanger regulating device is constituted by a semicircular cam piece attached to the hanger, and a regulating plate disposed in the carry-in area in parallel with a traveling direction of the trolley conveyor, and When the arcuate side surface of the shaped cam piece rolls by abutting on the regulating plate, the direction of the tip of the lower end hook is regulated so as to face the traveling direction.
[0008]
The carry-in conveyor is configured to be activated by a signal of sequence control of the trolley conveyor or a signal by a passage detection sensor of the hanger or the high-pressure gas container, and to stop at a predetermined position.
[0009]
Next, the handling device of the present invention for performing the lifting operation of the high-pressure gas container is provided on the lower end hook of the hanger rotatably attached to the trolley conveyor, at the upper end of the hanging tool attached to the base of the high-pressure gas container. In the conveyor device in which the high-pressure gas container is conveyed in a suspended state by hooking the annular opening formed, the tip end of the lower end hook is disposed in the carrying area of the trolley conveyor in a direction opposite to the traveling direction. A hanger regulating device for regulating the direction of the hanger, a stopper for stopping the high-pressure gas container suspended from the hanger in the unloading area in the unloading position, and the high-pressure gas container stopped in the unhanging position. And a discharge device for discharging the high-pressure gas container from the lift table, wherein the discharge device is suspended from the hanger. When the high-pressure gas container moving in the discharge area comes into contact with the stopper and stops, and is mounted on the lift table, the lift table rises slightly, and the hanger moves the high-pressure gas container of the high-pressure gas container. It is characterized in that the lower end hook is disengaged from the annular opening of the hanging device by being shifted in the traveling direction from the hanging device.
[0010]
Specific means of the hanger restricting device includes a semicircular cam piece attached to the hanger, and a restricting plate disposed in the carry-out area in parallel with a traveling direction of the trolley conveyor, As the arcuate side surface of the shaped cam piece rolls by contacting the regulating plate, the direction of the tip of the lower end hook is regulated so as to be opposite to the traveling direction.
[0011]
The elevator is operated by a signal of sequence control of the trolley conveyor or a signal by a passage detection sensor of the hanger or the high-pressure gas container, and after rising to a predetermined position, detects that the hanger has come off the hanging device. It is configured to descend by the signal of the sensor.
[0012]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings.
[0013]
FIGS. 1 to 3 show a handling apparatus of the present invention for performing a suspending operation (loading operation) of a high-pressure gas container 10 on a trolley conveyor 1.
[0014]
A large number of hangers 2 are rotatably attached to the trolley conveyor 1 at predetermined intervals, and a hook 3 is provided at a lower end of each hanger 2. Further, a cam piece 4 having a semicircular shape in plan view, which constitutes a hanger regulating device described later, is fixed to an intermediate portion of each hanger 2.
[0015]
As shown in FIG. 1 and FIG. 2, the trolley conveyor 1 advances in a carry-in area 5 while being inclined upward from a horizontal direction. In the carry-in area 5, a hanger regulating plate 6 extending in parallel with the traveling direction of the trolley conveyor 1 is provided. Each hanger 2 has its lower end in the carry-in area 5 when the semicircular cam piece 4 moves along the regulating plate 6 and the arcuate side surface 4a of the cam piece 4 rolls by contacting the regulating plate 6. The orientation of each hanger 2 is regulated so that the tip 3a of the hook 3 is oriented in the traveling direction of the trolley conveyor 1, and the hanger regulating device is constituted by the semicircular cam piece 4 and the regulating plate 6.
[0016]
On the other hand, a hanger 12 for hanging the hanger 2 is attached to a base 11 of the high-pressure gas container 10. An annular opening 13 is provided at the upper end of the suspender 12 so that the lower end hook 3 of the hanger 2 can be engaged.
[0017]
The high-pressure gas container 10 is transported to a predetermined hanging position by a carry-in conveyor 15 installed below the carry-in area 5. At this time, the high-pressure gas container 10 is placed on the carry-in conveyor 15 in such a manner that the annular opening 13 of the suspender 12 faces the transport direction. As shown in FIG. 2, the carry-in conveyor 15 is disposed in a direction perpendicular to the traveling direction of the trolley conveyor 1, and has an annular opening 13 of the hanging member 12 of the high-pressure gas container 10 transported to the hanging position. However, when the high-pressure gas container 10 is conveyed to a position facing the tip 3a of the hook 3 of the hanger 2, the carry-in conveyor 15 is set to stop. Then, when the container 10 at the hanging position is hung on the hanger 2 and moves in conjunction with the progress of the trolley conveyor 1, the container 10 is moved by the passage detection sensor 16 and the hanger detection sensor 17 attached to the carry-in conveyor 15 (see FIG. 3). ), The carry-in conveyor 15 is operated again, and the next high-pressure gas container 10 is carried to the hanging position.
[0018]
Since the annular opening 13 of the high-pressure gas container 10 conveyed to the hanging position as described above is located opposite to the tip 3a of the hook 3 of the hanger 2 moving in the carry-in area 5, it moves in the traveling direction. The tip 3a of the lower end hook 3 of the hanger 2 enters the annular opening 13, the hook 3 engages with the annular opening 13, and the hanger 2 tilts and moves in the traveling direction of the trolley conveyor 1 as shown in FIG. Accordingly, the high-pressure gas container 10 hung on the hanger 2 via the hanger 12 separates from the carry-in conveyor 15 and is transferred in the traveling direction of the trolley conveyor 1.
[0019]
FIGS. 4 to 10 show a handling apparatus according to the present invention for performing an unhanging operation (unloading operation) of the high-pressure gas container 10 suspended and transferred on the hanger 2 of the trolley conveyor 1. FIG. The configurations of the trolley conveyor 1, the hanger 2, and the hanger 12 of the high-pressure gas container 10 are the same as those in the embodiment shown in FIGS.
[0020]
As shown in FIGS. 4 and 5, a hanger regulating plate 8 extending in parallel with the traveling direction of the trolley conveyor 1 is provided in the discharge area 7 of the trolley conveyor 1. In the carry-out area 7, each hanger 2 has its semicircular cam piece 4 moving along the regulating plate 8, and the arcuate side surface 4a of the cam piece 4 abutting against the regulating plate 8 to roll, so that the lower end of each hanger 2 moves. The orientation of each hanger 2 is regulated so that the tip 3a of the hook 3 is opposite to the traveling direction of the trolley conveyor 1, and the semicircular cam piece 4 and the regulating plate 8 constitute a hanger regulating device. .
[0021]
On the other hand, a lifting platform 20 is provided below the unhanging position of the carry-out area 7. The elevating table 20 is arranged so as to be able to ascend and descend within a base frame 21 having a U-shape in a plan view, and can be moved up and down by a cylinder device 22 attached to the base frame 21. A stopper 23 for the high-pressure gas container 10 is provided on one side of the elevating table 20, and a discharge cylinder device 24 is mounted on the rear side. Further, a roller conveyor 25 is arranged on the mounting floor of the elevating platform 20 in order to smoothly discharge the container 10. Further, a discharge roller conveyor 26 is disposed in front of the floor of the base frame 21 to discharge the container 10 discharged from the lift 20.
[0022]
When the high-pressure gas container 10 suspended on the hanger 2 of the trolley conveyor 1 is transferred to the discharge area 7, the semicircular cam piece 4 of the hanger 2 moves along the regulating plate 8, and the cam piece 4 When the arc-shaped side surface 4a abuts on the regulating plate 8 and rolls, the direction of the distal end 3a of the lower end hook 3 is regulated so as to be opposite to the traveling direction of the trolley conveyor 1. Then, when the container 10 comes to the hanging position, the container 10 comes into contact with the stopper 23 of the lift 20 and stops. When the container 10 stops at the hanging position, the elevator 20 is raised by a container passage detection sensor (not shown) or a sequence control signal of the trolley conveyor 1, and the container 10 is slightly lifted, and the lower end hook 3 of the hanger 2 is Stop at a height that can deviate from the annular opening 13 of. On the other hand, the hanger 2 whose direction is regulated as described above interlocks with the advance of the trolley conveyor 1, and the upper part of the hanger 2 tilts in the advancing direction with respect to the stopped container 10, and the lower end hook 3 is caused to recoil as shown in FIG. As shown, the swinging member 12 swings in the traveling direction, detaches from the annular opening 13 of the hanging member 12, and moves in the traveling direction. When it is detected by the sensor (not shown) that the hanger 2 has come off from the hanging member 12, the elevator 20 descends, and as shown in FIGS. 9 and 10, the roller conveyor 25 on the mounting floor surface is moved to the discharge roller conveyor. 26 and the same plane. Subsequently, the discharge cylinder device 24 operates to transfer the high-pressure gas container 10 from the roller conveyor 25 to the discharge roller conveyor 26 as shown in FIG. 10 and to carry out the container in a direction substantially perpendicular to the traveling direction of the trolley conveyor 1. .
[0023]
The lift 20 can be moved up and down by a signal for sequence control of the trolley conveyor 1 or a signal from a sensor for detecting the movement of the hanger 2 of the trolley conveyor 1 instead of the above-mentioned container passage detection sensor.
[0024]
【The invention's effect】
As described above, according to the handling device of the present invention, the operation of suspending and removing the high-pressure gas container with respect to the hanger of the trolley conveyor can be automated without requiring humans, and labor can be saved, and safety is high. . Moreover, the device is simple and the layout can be easily performed.
[Brief description of the drawings]
FIG. 1 is a schematic front view of a handling device of the present invention for suspending a high-pressure gas container.
FIG. 2 is a plan view of the same.
FIG. 3 is a side view of the same.
FIG. 4 is a schematic front view of the handling device of the present invention for performing a work of lifting off a high-pressure gas container.
FIG. 5 is a plan view of the same.
FIG. 6 is a side view of the same.
FIG. 7 is a front view showing a detached state of the hanger.
FIG. 8 is a side view of FIG. 7;
FIG. 9 is a front view showing a descending state of the lift table on which the high-pressure gas container suspended and removed is placed.
FIG. 10 is a side view showing a state in which the suspended high-pressure gas container is discharged.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Trolley conveyor 2 Hanger 3 Lower end hook 3a Tip 3 of hook 3 Semicircular cam piece 5 Carry-in area 6 Restriction plate 7 Discharge area 8 Restriction plate 10 High-pressure gas container 11 Base 12 Hanging tool 13 Annular opening 15 Carry-in conveyor 20 Table 21 Base frame 22 Cylinder device 23 Stopper 24 Discharge cylinder device 25 Roller conveyor 26 Roller conveyor for unloading

Claims (6)

The lower opening hook of the hanger rotatably attached to the trolley conveyor hooks the annular opening provided at the upper end of the hanger attached to the base of the high-pressure gas container, and the high-pressure gas container is conveyed in a suspended state. Conveyor equipment
A hanger restricting device disposed in a carry-in area of the trolley conveyor, for restricting a direction of the hanger in a position in which a tip end of the lower end hook faces a traveling direction;
In the carry-in area, a carry-in conveyor for transferring the high-pressure gas container such that the annular opening of the hanging device is located at a position facing the tip of the lower end hook,
While the hanger is moving in the carry-in area, the tip of the lower hook enters the annular opening, and the hanger is configured to hang the high-pressure gas container via the hanger by the hanger. A high-pressure gas container handling device. The hanger regulating device is constituted by a semicircular cam piece attached to the hanger, and a regulating plate disposed in the carry-in area in parallel with a traveling direction of the trolley conveyor,
2. The high-pressure gas container according to claim 1, wherein the arc-shaped side surface of the plate-shaped cam piece rolls by abutting on the regulating plate to roll so that the tip of the lower end hook is directed in the traveling direction. 3. Handling equipment. 3. The high-pressure system according to claim 1, wherein the carry-in conveyor is activated by a signal of sequence control of the trolley conveyor or a signal by a passage detection sensor of the hanger or the high-pressure gas container, and is stopped at a predetermined position. Gas container handling equipment. The lower opening hook of the hanger rotatably attached to the trolley conveyor hooks the annular opening provided at the upper end of the hanger attached to the base of the high-pressure gas container, and the high-pressure gas container is transported in a suspended state. Conveyor equipment,
A hanger restricting device disposed in a carry-out area of the trolley conveyor, the tip of the lower end hook restricting the hanger in a direction opposite to a traveling direction;
In the carry-out area, a stopper for stopping the high-pressure gas container suspended from the hanger at a suspended position,
An elevating table for mounting the high-pressure gas container stopped at the unhanging position,
A discharge device for discharging the high-pressure gas container from the lift table,
When the high-pressure gas container suspended in the hanger and moving in the discharge area comes into contact with the stopper and stops, and is placed on the elevator, the elevator rises slightly, and the hanger moves upward. The high-pressure gas container handling device, wherein the high-pressure gas container is displaced in the traveling direction from the hanging device so that a lower end hook of the high-pressure gas container is disengaged from the annular opening of the hanging device. . The hanger regulating device is constituted by a semicircular cam piece attached to the hanger, and a regulating plate disposed in the carry-out area in parallel with a traveling direction of the trolley conveyor,
5. The high pressure according to claim 4, wherein the arcuate side surface of the semicircular cam piece abuts on the restricting plate and rolls, whereby the tip of the lower end hook is regulated in a direction opposite to the traveling direction. Gas container handling equipment. The elevating platform is activated by a signal of sequence control of the trolley conveyor or a signal by a passage detection sensor of the hanger or the high-pressure gas container, and detects that the hanger has come off from the hanging device after rising to a predetermined position. The high-pressure gas container handling device according to claim 4 or 5, wherein the device is configured to descend by a signal of a sensor.

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