JP2001139135A - Reinforced mat parallel conveying device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To relate to a device for conveying a plurality of reinforced mats in parallel, used as a core material in a panel in the production process of an aerated lightweight concrete(ALC) panel for example, and convey the plurality of reinforced mats in parallel in the lateral direction even if a reinforced mat conveying path is only one line. SOLUTION: A conveying stop means 1 for conveying the reinforced mat conveyed from the preceding process to the specified position and stopping there and a parallel conveying means 2 for conveying a plurality of mats in parallel to almost the right angle direction to the conveying direction are arranged in a line in the lateral direction within the conveying path of the reinforces mat M in the production process of the ALC panel, and a transferring means 3 for transferring the reinforced mat M stopped with the conveying stop means 1 onto the parallel conveying means 2 is installed, and the plurality of reinforced mats M are placed in parallel on the parallel conveying means 2 with the transferring means 3.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for transferring a plurality of reinforced mats used as a core material to a panel in a manufacturing process of, for example, lightweight cellular concrete (ALC) panels.

[0002]

2. Description of the Related Art In a panel manufacturing process as described above, a reinforcing bar mat used as a core material for the panel is provided.
The sheet is sequentially guided to the panel forming process by a conveying means such as a roller conveyor or a belt conveyor. At this time, the above-described reinforcing mat is usually carried in a temporarily assembled state onto the transporting means, and a required portion of the temporarily assembled reinforcing steel mat is placed on a worktable or the like provided on or near the transporting means. They are manually welded and then sent to the molding process.

FIG. 3 shows an example of a conventional reinforcing bar mat transporting means. In the transporting route of a reinforcing bar mat in a manufacturing process of an ALC panel or the like, a transporting means C serving also as a work table is provided. In the case shown in the figure, a roller conveyor having a large number of rollers C1 is used as the means C.
In the figure, A is a pre-transporting means for conveying the reinforcing bar mat M from a pre-process such as a reinforcing bar mat temporary assembling process, and B is a post-transporting unit for conveying a welded reinforced mat to a post-process such as a panel forming process. A roller conveyor, a belt conveyor, or the like is used as the conveying means A, B.

The front transport means A and the rear transport means B are arranged with their central axes shifted in the horizontal direction (perpendicular to the transport direction), and the transport means C is provided by the front transport means A shown by a solid line in FIG. Is movable to a position in front of the rear conveying means B shown in FIG. The transporting means C is initially arranged at the solid line position in FIG. 3, and the transporting means C continuously transports the reinforcing bar mat M transported by the preceding transporting means A, and transports the reinforcing bar mat by a stopper not shown in the figure. It is configured to stop at a predetermined position on the means C, and after carrying out the welding work of the reinforcing bar mat in this state, the conveying means C is moved together with the reinforcing bar mat M in FIG.
And the conveying means C and the rear conveying means B
This leads to a subsequent process.

[0005]

However, usually, only one rebar mat transfer path as described above is provided for one production line. Therefore, for example, in the case where a plurality of panels are simultaneously formed in one panel forming step (one mold) in a state where the plurality of panels are arranged in a lateral direction (a direction substantially orthogonal to the transport direction by the transport unit), a plurality of reinforced mats are required. Had to be arranged manually. In this case, it is difficult to perform a welding operation by arranging a plurality of rebar mats on the conveying means C at the same time. For this reason, in the related art, one by one is sequentially welded and temporarily placed temporarily in another place. However, there is a problem in that the welding is carried out after welding at another place or a workbench or the like, but it is inefficient.

The present invention has been proposed in view of the above problems, and even if there is only one line of the reinforced mat transfer path as described above, a plurality of reinforced mats can be transferred in a state of being arranged in a horizontal direction. It is an object of the present invention to provide a transport device capable of supplying the same. It is another object of the present invention to easily and simultaneously weld a plurality of rebar mats.

[0007]

Means for Solving the Problems To achieve the above object, a parallel transfer apparatus for reinforcing bars according to the present invention has the following constitution.

That is, a transport stop means for transporting the reinforcing bar mat conveyed from the previous process to a predetermined position and stopping it in the transport route of the reinforcing bar mat in the manufacturing process of the ALC panel and the like, and a plurality of reinforcing bar mats. A transfer means for transferring the rebar mat, which has been stopped by the transfer stop means, onto the parallel transfer means, while arranging side-by-side parallel transfer means for transferring in parallel with the transfer direction in a direction substantially perpendicular to the transfer direction. A plurality of rebar mats are arranged in parallel on the parallel transport means by the transfer means.

More specifically, for example, the above-mentioned transport stop means and the parallel transport means are each constituted by a roller conveyor having a plurality of rollers, and the transfer means is constituted by a chain conveyor capable of moving up and down. The chain conveyor is configured to protrude upward and downward between adjacent rollers of the roller conveyor.

The work of welding the reinforcing bar mats may be performed, for example, in a state where the reinforcing bar mats are placed on the above-mentioned transport stopping means and the parallel transport means, respectively.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be specifically described based on an embodiment shown in the drawings. FIG. 1 is a plan view showing an embodiment of a parallel transfer device for reinforcing bars according to the present invention, and FIG.
FIG. 2A is a cross-sectional view taken along line AA in FIG. 1, and FIG.

In the drawing, A is a pre-transporting means for conveying the reinforcing bar mat M from a pre-process such as a reinforcing mat temporary assembly process, and B is a post-conveying device for conveying the reinforcing bar mat M to a post-process such as a panel forming process. Transport means A and B are each configured by a roller conveyor, a belt conveyor, or the like.

At the front side of the above-mentioned front conveying means A and at the rear side of the rear conveying means B, there are provided conveyance stopping means 1 for conveying and stopping the reinforcing bar mat M conveyed from the preceding step to a predetermined position, respectively. A parallel transport means 2 for transporting a plurality of rebar mats M side by side in a direction substantially perpendicular to the transport direction is provided side by side, that is, in a direction substantially orthogonal to the transport direction by the means 1 and 2.

In the illustrated example, a roller conveyer comprising a plurality of rollers 10 and 20 each of which is driven to rotate in a predetermined direction is used as the transport stop means 1 and the parallel transport means 2. Although a stopper for stopping the reinforcing bar mat M conveyed from the front conveying means A at a predetermined position shown by a chain line in FIG. 1 is provided, it is omitted in the figure.

The rebar mat M is transferred by the transfer means 3 from the transfer stop means 1 to the parallel transfer means 2. As the transfer means 3, in this embodiment, the transfer stop means 1 is used. And a pair of chain conveyors 31 and 32 are provided below the parallel conveying means 2 respectively.

As shown in FIG. 2, the chain conveyors 31, 32 are respectively equipped with lifts 33, such as hydraulic cylinders.
The elevator 33 and the elevator 3 of the chain conveyor 31 are mounted on elevators 35 and 36 which move up and down by
5 is a carriage 38 that moves along a lateral guide rail 37.
The elevator 34 and the elevator 36 of the chain conveyor 32 are arranged and fixed on a fixed table 39, respectively.

The chain conveyors 31, 32 are moved up and down by the elevators 35, 36 so that the chain stoppers 31, 32 are adjacent to the rollers 10, 10, 20,. In this configuration, the reinforced mat M conveyed on the conveyance stopping means 1 is transferred onto the chain conveyor 31 and both chain conveyors 31 and 32 are driven. Chain conveyor 32
After moving the reinforced mat M up, the chain conveyor 32
Is lowered, the reinforcing bar mat M can be transferred onto the parallel transport means 2. In the figure, reference numeral 40 denotes a stopper for stopping the rebar mat M transferred on the chain conveyor 32 at a predetermined position, and the stopper 40 is configured to be moved up and down by an elevator 41 such as a hydraulic cylinder.

In the above arrangement, when the plurality of rebar mats M conveyed from the front conveyance means A are arranged side by side in a lateral direction and supplied to the rear conveyance means B, the carriage 38 is moved to the position shown in FIG. And the elevators 35 and 36 are lowered to move the chain conveyors 31 and 32 to a position below the rollers 10 and 20 of the transport stopping means 1 and the parallel transporting means 2.

In this state, when the transport operation of the transport stop means 1 (the rotation of the roller 10 in the present embodiment) is started, the first rebar mat M transported from the previous transport means A is moved to the transport stop means 1. After being fed upward, it comes into contact with a stopper not shown in the figure and stops at a position A in chain line in FIG. In this state, when the transport operation of the transport stopping means 1 is stopped and the elevators 35, 36 are raised, the chain conveyors 31, 3 are raised.
2 is a roller 1 of the conveyance stopping means 1 and the parallel conveyance means 2
The rebar mat M is moved above the positions 0 and 20 and the rebar mat M on the transport stopping means 1 is transferred onto the chain conveyor 31.

Next, when the carriage 38 is moved to the position shown in FIG. 2B and the chain conveyors 31 and 32 are driven to raise the stopper 40, the reinforced mat M on the chain conveyor 31 is moved onto the chain conveyor 32. Then, it comes into contact with the stopper 40 and stops at that position. In this state, when the chain conveyors 31 and 32 are stopped and the elevators 35 and 36 are lowered, the chain conveyors 31 and 32 move below the rollers 10 and 20, and the reinforcing bar mat M on the chain conveyor 32 is moved. Is transferred onto the parallel transport means 2.

Next, when the carriage 38 is returned to the position shown in FIG. 2A and the transport operation of the transport stop means 1 is resumed, the second reinforcing bar mat M transported from the previous transport means A is transported. After being fed onto the stopping means 1, it comes into contact with a stopper (not shown) and stops at the position indicated by the dashed line in FIG. In this state, the first rebar mat M is placed on the parallel transporting means 2 and the second rebar mat M is placed on the transport stopping means 1. The welding work of the reinforcing bar mats M can be performed separately and substantially simultaneously by automatic welding or the like.

When the welding of the first and second reinforcing bars M is completed as described above, the lift 3
5 and 36 are raised again, and after the second rebar mat M on the transport stopping means 1 is transferred onto the chain conveyor 31,
When the chain conveyors 31 and 32 are driven, the second reinforcing bar mat M on the chain conveyor 31 moves onto the chain conveyor 32 and is first transferred onto the conveyor 32.
Stops by contacting the second reinforced mat. In this state, after stopping the chain conveyors 31 and 32, the elevator 35,
When 36 is lowered, the first rebar mat M and the second rebar mat M are transferred onto the parallel transport means 2 in a state where they are juxtaposed in the horizontal direction.

In this state, by starting the transfer operation of the parallel transfer means 2 (rotation of the roller 20 in this embodiment), the first rebar mat M and the second rebar mat M are moved in the horizontal direction. The above-mentioned parallel transfer means 2
And can be transported and supplied to a post-process such as a panel forming process via the post-transporting means B.

Note that all of the above-mentioned transfer work and welding work can be automated, and in the above-described embodiment, two rebar mats are arranged and transferred in parallel. Mats can also be conveyed and supplied in parallel.

Further, in the above embodiment, a plurality of sets of chain conveyors 31 and 32 are provided below the transfer stopping means 1 and the parallel transfer means 2 as the transfer means 3, respectively. The chain conveyor may be provided over substantially the entire length of the transport stop means 1 and the parallel transport means 2 in the width direction.

The transfer means 3 is not limited to the chain conveyor as described above, and other transfer means may be used.
Use of a chain conveyor, particularly a material having a low frictional resistance with the reinforcing bar mat M, as in the above embodiment, makes it possible to prevent an excessive load from being applied to the reinforcing bar mat M, the stopper 40 or the chain conveyor, thereby causing wear and damage. There are advantages such as reduction as much as possible.

[0027]

As described above, the parallel transfer apparatus for reinforcing bars according to the present invention allows the reinforcing mats M transported from the preceding process to be transported in the transport path of the reinforcing bars M in the manufacturing process of ALC panels or the like. And a parallel transport means 2 for transporting a plurality of rebar mats side by side in a direction substantially perpendicular to the transport direction, and a transport stop means 1 for transporting and stopping a plurality of rebar mats. A transfer means 3 for transferring the rebar mats M stopped in 1 on the parallel transport means 2 is provided, and a plurality of rebar mats M are arranged in parallel on the parallel transport means 2 by the transfer means 3. Therefore, a plurality of rebar mats M can be easily and quickly arranged in parallel and conveyed. In addition, the welding operation of the reinforcing bar mat is performed by the above-described transport stopping means 1 and
Since it is only necessary to place the reinforcing bar mats on top of each other, the temporary placement of the reinforcing bar mats as in the conventional case and the need for a place or work table for welding work are reduced, reducing the installation space. And at the same time, there is an effect that work efficiency can be greatly improved.

[Brief description of the drawings]

FIG. 1 is a plan view showing an embodiment of a parallel transfer device for reinforcing bars according to the present invention.

FIG. 2A is a sectional view taken along line AA in FIG. (B)
FIG.

FIG. 3 is a plan view of a conventional reinforcing bar mat transfer device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Conveyance stop means 2 Parallel conveyance means 3 Transfer means 31, 32 Chain conveyor 33, 34 Elevator 35, 36 Elevating stand 37 Guide rail 38 Dolly 38 39 Fixed stand M Rebar mat

Claims (3)

[Claims] 1. A transport stop means for transporting a reinforcing bar mat conveyed from a previous process to a predetermined position and stopping it in a transport route of the reinforcing bar mat in a manufacturing process of an ALC panel or the like, and a plurality of reinforcing bar mats. A transfer means for transferring the rebar mat, which has been stopped by the transfer stop means, onto the parallel transfer means, while arranging side-by-side parallel transfer means for transferring in parallel with the transfer direction in a direction substantially perpendicular to the transfer direction. Prepared,
A parallel transfer device for reinforcing bars, wherein a plurality of reinforcing bars are arranged in parallel on the parallel transferring unit by the transfer unit. 2. The apparatus according to claim 1, wherein said transport stop means and said parallel transport means are each configured by a roller conveyor having a plurality of rollers, and said transfer means is configured by a chain conveyor capable of moving up and down. 2. The parallel transfer device for reinforcing rod mats according to claim 1, wherein the roller conveyer is configured to protrude and retract above adjacent rollers of the roller conveyor. 3. The parallel transfer device for reinforcing rod mats according to claim 1, wherein the reinforcing mats are welded in a state where the reinforcing mats are placed on the transport stopping means and the parallel transport means, respectively.