JPS6236934B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a transfer device for a transport trolley.

BACKGROUND ART Conventionally, a hanger rail for hanging a panel, hanger transport rails arranged above and below to transport the hanger rail a predetermined distance, and a hanger feeding device arranged between these hanger transport rails. Japanese Utility Model Application Publication No. 53-147091 has proposed a hanger conveying device which is equipped with the above-mentioned hanger rail and is configured to reciprocate by using upper and lower hanger conveying rails. However, with this one, the panel is pushed into the hanger rail and hung.
Further, it has a pushing means for pushing the empty hanger rail into a transfer unit arranged to move up and down at the end of the hanger transport rail, and a retracting means for retracting the empty hanger rail from the transfer unit, Moving the hanger rail was a hassle.

In addition, in 1983, a hanging type warehouse was developed, in which a bar that also served as a part of the conveyor rail was installed in the middle or on an extension of the rail, and another conveyor rail was installed to separate the bar from the rail and guide it into the warehouse. −
It is proposed as Publication No. 127366.

However, this method involves hanging a pipe frame on a hanger, moving the hanger along a conveyor rail, and when a plurality of hangers gather around a bar that also serves as a part of the conveyor rail, the bar moves along another conveyor rail. Furthermore, if a drop lifter was used to transfer cargo to an empty hanger, the entire device would become large, complicated, and expensive.

Problems to be Solved by the Invention It is an object of the present invention to solve the above-mentioned drawbacks and to provide a method for driving the work of transferring a load conveyed by a floor conveyor or hanger to an empty hanger or floor conveyor suspended from a trolley. We provide a transportation trolley transfer device that can perform simultaneous operations using the vertical swing of a conveyor, making the entire device more compact and simple than when using a conventional drop lifter, and making it cheaper. It's about doing.

Means for Solving the Problems The transportation trolley transfer device of the present invention drives a transverse guide rail that can be connected to an input fixed guide rail and an unloading fixed guide rail that are arranged parallel to each other at intervals. The driving conveyor is supported by a circulating trolley of a conveyor, and the driving conveyor is provided so as to be able to swing up and down about a position near the fixed guide rail on the carry-out side, and the transverse guide is located at a position connected to the fixed guide rail on the carry-in side. The present invention is characterized in that the rail is vertically movable, and a floor conveyor is provided below the transverse guide rail at a position connected to the fixed guide rail on the carry-in side.

Function: The hanger is transported along the fixed guide rail on the carry-in side, and the hanger is transferred to a transverse guide rail that can be connected to the fixed guide rail on the carry-in side, and the hanger is transferred to a transverse guide rail that is arranged parallel to the fixed guide rail on the carry-in side. The drive conveyor is swung up and down around a position close to the fixed guide rail on the side, and the transverse guide rail connected to the fixed guide rail on the carry-in side is moved up and down, and the load carried by the floor conveyor or hanger is moved up and down. After being transferred to an empty hanger or a floor conveyor, a circulating trolley of the driving conveyor moves the hanger suspended from the traversing guide rail, and furthermore, an unloading side that can be connected to the traversing guide rail supported by the trolley. Transport the hanger along the fixed guide rail.

Embodiment Hereinafter, an embodiment of the present invention will be described in detail based on the drawings.

In Fig. 1, 1 is a fixed guide rail on the hanger loading side, 2 is a fixed guide rail on the actual hanger unloading side, which is arranged parallel to the fixed guide rail 1 at a distance, and 3 is a fixed guide rail for loading empty hangers. A transfer device 4 is a floor conveyor 5 and a transfer device 3 is used for transferring.
This is a load that is carried to a predetermined position below.

As shown in FIG. 2, the transport trolley 7 on which the hanger 6 is suspended and guided by the fixed guide rails 1 and 2 is provided with a front trolley 8 and a rear trolley 9 at the front and rear. is a rail 10 arranged in parallel above the fixed guide rails 1 and 2.
Pusher 12 of drive chain 11 guided by
The dog 13 of the front trolley 8 is pushed back and propelled, and by moving up the driven lever 14 protruding forward from the front trolley 8, the dog 13 is lowered, removed from the pusher 12, and stopped.

Reference numeral 15 denotes an operating piece that projects rearward from the rear trolley 9 of the transport trolley 7, and the operating piece 15
By moving up the driven lever 14 of the front trolley 8 of the following conveying trolley 7, the approaching following conveying trolley 7 is automatically stopped.

In front of the transfer device 3 on the fixed guide rail 1 on the carry-in side, as shown in FIG. In order to do this, a back-and-forth reversing device 16 for the transport trolley 7 is installed. This reversing device 16 is equipped with a rotating rail 17 that horizontally rotates 180 degrees, and after the transport trolley 7 is transferred onto this rotating rail 17, the rotating rail 17 is rotated 180 degrees, and then the rotating rail 17 is The conveying trolley 7 is sent out onto the fixed guide rail 1a in front of the transfer device 3 by the trolley pushing means arranged in parallel. On this fixed guide rail 1a, the transport trolley 7 is transported to its end position by a further chain conveyor 18 with pushers.

As shown in FIGS. 3 to 5, the transfer device 3 is a transverse guide that can be connected to a fixed guide rail 1 on the loading side and a fixed guide rail 2 on the unloading side, which are arranged parallel to each other at intervals. The rail 22 is the drive conveyor 2
The driving conveyor 20 is supported by a circulating trolley 21 of 0, and is provided so as to be able to swing up and down about a position close to the fixed guide rail 2 on the carry-out side, and is connected to the fixed guide rail 1 on the carry-in side. The transverse guide rail 22 in the position is vertically movable.

The transfer device 3 is equipped with a plurality of, for example, three, transverse guide rails 22 supported at both ends by the respective trolleys 21 of the two rows of driving conveyors 20. 23
rotate the trolley 21 to the circulation guide rail 24.
By circulating each transverse guide rail 22 along the fixed guide rail 1 in front of the transfer device 3,
a and the fixed guide rails 2 on the discharge side, and the pitch between each transverse guide rail 22 is made equal to the interval between the fixed guide rails 1a and 2.

In addition, as shown in FIG. 4, the trolley 21 of the drive chain 23 has a traversing guide rail 22 that is connected to the trolley in order to precisely stop each traversing guide rail 22 in a connected state to the fixed guide rails 1a and 2. The guide rod 25 of the trolley 21 is biased in the forward direction of the trolley 21 by a compression coil spring 26, and the traverse guide rail 22 moves along the guide rod 25 within a certain range in the traverse direction (the direction of movement of the trolley 21) relative to the trolley 21. It is configured to be movable.

A stopper 27 is provided at the stop position of the transverse guide rail 22, and the stopper 27 is movable in and out.
After reaching the predetermined position where it connects to the stopper 27, the trolley 21 is moved forward slightly, and when the compression coil spring 26 is compressed, the drive chain 23
What is necessary is to control the driving conveyor 20 so as to stop.

As shown in FIG. 3, the drive conveyor 20 that circulates on the traverse guide rail 22 is a chain drive conveyor 20 located directly above and near the traverse guide rail 22 at position B where it connects to the fixed guide rail 2 on the discharge side. The wheel 28 is swingable up and down about the shaft 29, and the near end of the fixed guide rail 1 of the drive conveyor 20 is moved up and down by a cylinder unit (not shown) or other suitable means.

When the driving conveyor 20 is at the lower limit of movement as shown by the solid line in FIG. .

Furthermore, in order to prevent the hanger 6 suspended from the transport trolley 7 on the traverse guide rail 22 at position A from swinging unduly during the load scooping operation due to the upward movement of the drive conveyor 20, the hanger 6 is a steady rest rail 3 parallel to the direction of movement.
3 is provided and the transverse guide rail 22 is located at position A.
A steady rest guide roller 34 is provided that pinches the steady rest rail 33 from above and below when the hanger 6 is transferred thereto.

The guide roller 34 is pivotally supported by an elevating frame 35 that moves up and down in conjunction with a portion of the vertically swinging frame of the drive conveyor 20 located above position A, and the hanger 6 moves from position A to position B. When stacking, the steady rest rail 33 is configured to be able to escape from between the guide rollers 34 of the elevating frame 35.

Next, the operation of this embodiment will be explained.
When the driving conveyor 20 circulating on the traversing guide rail 22 is at the lower limit of movement as shown by the solid line in FIG. 3, one traversing guide rail 2 supported by a trolley 21 moved by a drive chain 23
2 is the fixed guide rail 1 on the loading side in front of the transfer device 3
Connect to a. Once position A has been reached (the other traverse guide rail 22 has now reached position B, where it connects to the fixed guide rail 2 on the unloading side),
The drive chain 23 is stopped, and then the transport trolley 7 waiting on the fixed guide rail 1a on the loading side
is transferred onto the transverse guide rail 22 by the feeder 30. At this time, the load 4 is carried by the floor conveyor 5 to a predetermined position below the transverse guide rail 22 at position A while being supported by the skid 31, and is waiting, and the load 4 is placed on the empty hanger on the conveyance trolley 7 that is being transferred. 6 load support part 6a
The skid 3 is on standby as shown by the solid line in Figure 3.
Move below both sides of 1.

When the transport trolley 7 reaches a predetermined position, the stopper 27 fixes the position of the traverse guide rail 22, and then, as shown by the imaginary line in FIG.
The load 4 on the skid 31 is lifted by the hanger 6 together with the skid 31 and floats from the floor conveyor 5. Thereafter, the drive chain 23 of the drive conveyor 20 is rotated to move the traverse guide rail 22 at position A toward position B, while moving the drive conveyor 20 down to its original position. When the transverse guide rail 22 supporting the transport trolley 7 on which the hanger 6 carrying the load 4 is suspended reaches the position B where it connects to the fixed guide rail 2 on the unloading side, the drive chain 23 is stopped and the transport trolley 7 is suspended. After releasing the stopper 27 for the drive chain 11, the transport trolley 7 on the traversing guide rail 22 is pulled onto the fixed guide rail 2 on the unloading side by the feeder 32 shown in FIG. The load 4 placed on the hanger 6 of the transport trolley 7 is transported to a predetermined location.

FIG. 6 shows another embodiment of the present invention, in contrast to the embodiment shown in FIG. The fixed guide rail 2 is configured as a fixed guide rail on the empty hanger delivery side, and the transverse guide rail 2
In the second part, the load 4 on the hanger 6 is transferred onto the floor conveyor 5 by vertically swinging movement of the driving conveyor.

Effects of the Invention As described above, according to the conveyance trolley transfer device of the present invention, a traversal trolley that can be connected to the loading side fixed guide rail and the unloading side fixed guide rail that are arranged parallel to each other with an interval is provided. A guide rail is supported by a circulating trolley of a driving conveyor, and the driving conveyor is provided so as to be swingable up and down about a position close to the unloading side fixed guide rail, and at a position connected to the loading side fixed guide rail. By making one of the traverse guide rails movable up and down, the transport trolley can be moved laterally between the fixed guide rail on the loading side and the fixed guide rail on the unloading side, which are spaced apart and parallel to each other in different positions. By using the vertical swing of the drive conveyor, it is possible to simultaneously transfer loads conveyed by a floor conveyor or hanger to an empty hanger or floor conveyor suspended from a trolley.

Furthermore, the entire device is more compact and simple than when using a conventional drop lifter, making it cheaper.

[Brief explanation of the drawing]

FIG. 1 is a schematic plan view showing a transport trolley transfer device according to an embodiment of the present invention, and FIG.
FIG. 3 is a front view of the transporting device of the transport trolley, FIG. 4 is an enlarged vertical sectional front view of the main part of FIG. 3, and FIG. 3 is an enlarged vertical sectional side view of the main part of FIG. 3, and FIG. 6 is a schematic plan view showing another embodiment of the present invention. 1, 1a...Fixed guide rail on the loading side, 2...
Fixed guide rail on the unloading side, 3... Transfer device, 4...
...Load, 5...Floor conveyor, 6...Hanger, 6a...Load support section, 7...Transportation trolley,
8...Front trolley, 9...Back trolley, 10
... Rail, 11 ... Drive chain, 12 ... Pusher, 13 ... Dog, 14 ... Driven lever, 15 ... Operation piece, 16 ... Reversing device, 17 ...
... Rotating rail, 18 ... Chain conveyor with pusher, 20 ... Conveyor for driving the traverse guide rail 22, 21 ... Trolley, 22 ... Traverse guide rail, 23 ... Drive chain, 24 ... Circulation guide rail, 25 ... Guide rod, 26 ... Compression coil spring, 27 ... Stopper, 28 ... Chain drive wheel, 29 ... Axis, 30, 32 ... Feeder, 31 ... Skid, 33 ... Steady rest rail, 34 ... ... Steady rest guide roller, 35...
...Lifting frame.

Claims (1)

[Claims] 1. A transverse guide rail that can be connected to an incoming fixed guide rail and an outgoing fixed guide rail that are arranged in parallel at intervals is supported on a circulating trolley of a driving conveyor, and the driving conveyor is connected to the outgoing side. The transverse guide rail is provided so as to be swingable up and down about a position close to the fixed guide rail, and the transverse guide rail located at a position connected to the carrying-in side fixed guide rail is movable up and down, and at a position connected to the carrying-in side fixed guide rail. A transport trolley transfer device characterized in that a floor conveyor is provided below the traverse guide rail.