JPH082881A - Transfer device of structural member - Google Patents

Abstract

PURPOSE:To improve work efficiency so as to shorten the term of works for constructing a structure by requiring no process of taking down a structural member from an elevating device, because the structural member lifted by an elevating device is transferred to a carrying device by the continuous operation and thus omitting the above operation so as to realize labor-saving of operation. CONSTITUTION:A transfer loading arm 44 is put in its stand-by attitude along the side wall of a structure 1, a structural member 3 is raised to the substantially same height as that of the working floor 4 by an elevating device 2, and the transfer loading arm 44 is turned upward within the vertical plane by an oscillating device to be put in a support attitude, thereby scooping up the structural member 3 from below. Subsequently, a conveyer 45 provided on the transfer loading arm 44 is driven to draw the structural member 3 to the carrying device 40 side so as to transfer the structural member 3 to the carrying device 40.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure member transfer device for transferring members constituting a building to a working floor when constructing a structure such as a high-rise building.

[0002]

2. Description of the Related Art Generally, when constructing a structure such as a high-rise building, it is necessary to transport members constituting the building to a working floor. Conventionally, in order to transport the members constituting the building to the working floor, first, the member is lifted along the height direction of the structure by the vertical transporter, and then the member is removed from the vertical transporter and installed on the working floor. It is then moved to a horizontal carrier and horizontally moved to a predetermined location along the work surface of the work floor.

[0003]

The member lifted up to the working floor as described above cannot be transferred to the horizontal carrier unless it is once removed from the vertical carrier, so that the member carrying work is continuously performed. It is not possible to do so, and the work efficiency is decreasing.

Therefore, an object of the present invention is to provide a transfer device for structural members that can solve the above problems.

[0005]

[Means for Solving the Problems] The means for solving the problems in the present invention is a transfer of a structure member for transferring a structure member conveyed from below a structure to a work floor. A transportation device provided with an elevating device for elevating a member from below to substantially the same height as a working floor along a side wall of a structure, and a member lifted by the elevating device being provided on the working floor. Is provided with a transfer device that is rotatably supported in a vertical plane, and the transfer arm is provided below the transfer arm along a side wall of the structure. A swinging device that swings between a rotated standby posture and a supporting posture in which the member swings upward when the member rises to approximately the same height as the work floor by the lifting device and supports the member, and the transfer arm. Conveyor provided to convey members on the conveying device It is those having a bet.

[0006]

In the above means for solving the problems, the transfer arm is set in the standby posture along the side wall of the structure, and the member for the structure is lifted up to approximately the same height as the work floor by the elevating device to swing the transfer arm. By rotating up in the vertical plane by the so that the structure member is scooped up from the lower side in a supporting posture, then the conveyor provided on the transfer arm is driven to draw the structure member into the transport device side, The structural member is transferred to the transportation device.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the transfer device of the present invention will be described below with reference to the drawings. FIG. 1 is an overall perspective view of a transfer device according to an embodiment of the present invention in a use state, FIG. 2 is a perspective view showing a working floor of a structure, and FIG. 3 is an overall perspective view of a structure under construction.

The transfer device according to the embodiment of the present invention is
This is for transferring the structural member 3 carried by the lifting device 2 from below the structure 1 such as a high-rise building (on the ground) to the work floor 4 shown in FIGS. 2 and 3.

The structure of the elevating device 2 will now be described with reference to the perspective view of FIG. 4, the plan view of FIG. 5 and the side view of FIG. A pair of struts 5 are erected along the side surface height direction of the object 1,
A rectangular gripping body 6 is fitted onto each of the columns 5, and the gripping body 6 is
A plate-shaped base 7 which is attached along the height direction of the structure 1 by fitting a set pin 7a which has a predetermined height and is arranged on the upper end surface, is provided on the front surface of the The elevating device 2 is attached to the front surface of the base 7 via the elevating means 8 so as to be vertically movable.
Is an arm gripper 19 which is supported by a lifting member 9 guided by the lifting means 8 and a horizontal guide rail 17 formed on the front surface of the lifting member 9 so as to be reciprocally movable in the horizontal direction.
And a mounting arm 10 for mounting the structure member 3 supported by the arm gripper 19 so as to be swingable in a horizontal plane (for example, within a range of 180 °).

As shown in FIG. 3, the base 7 is piled up according to the height of the working floor 4 of the structure 1, and a plurality of the lifting devices 2 having the above-described structure are provided on the base 7 in the vertical direction. ing.

Further, for moving the arm gripping body 19 along the horizontal guide rail 17 so as to reciprocate in the horizontal direction, and for supporting the placing arm 10 so as to be swingable in a horizontal plane. Swinging means 12 of

The elevating means 8 is mounted on the base 7 side in the vertical direction, the rack 13 is mounted on the elevating member 9 side, and the pinion 14 is engaged with the rack 13 to roll, and the elevating member 9 is mounted on the elevating member 9. Attached to the base 7
The vertical guide rail 15 is provided on the front surface of the vertical guide rail 15, a vertical sliding member (slide member) 15a slidable on the vertical guide rail 15, and a lifting motor 16 for driving the pinion 14.

The moving means 11 has a sliding member 18 slidably fitted on the horizontal guide rail 17 and a moving motor 20 for moving the arm gripping body 19 in the horizontal direction.
The rocking means 12 is composed of a vertical shaft 21 that supports the base end portion of the placing arm 10 and a rocking motor 22 that rotates the vertical shaft 21 within a predetermined range. Has been done.

The mounting arm 10 has a base end having a vertical axis 2.
1, a first arm portion 23 attached to the arm gripping body 19, and a first arm portion 23 supported by lift means (for example, a hydraulic cylinder device) 24 so as to be vertically movable and in a horizontal direction. It is composed of a retractable second arm portion 25.

The second arm portion 25 is composed of a frame body 26 and an extension portion 28 attached to a guide groove 27 formed in a side portion of the frame body 26 via a roller R.
6, a hydraulic cylinder device 29 for expanding and contracting the extension portion 28 is attached, and a pair of members which can be moved toward and away from each other so as to project upward on the upper surface of the frame body 26 and hold the structure member 3 at the side portion. Gripping pieces 30 are provided, and a vacuum device 31 used for supporting the slab-shaped structural member 3 is provided on the upper surface of each of the distal end portion of the extension portion 28 and the base end portion of the frame body 26. There is.

Next, a procedure for delivering the structure member 3 to the upper side in the elevating device 2 will be described with reference to FIGS. FIG. 7 shows the arm gripper 19 and the mounting arm 1.
0 is a schematic plan view showing the movement of 0, and FIG. 8 is a schematic side view showing a state in which the second arm portion 25 is lifted in the lower lifting device 2.
FIG. 9 is a schematic side view of a state in which the columnar structure member 3 is placed and lifted on the second arm portion 25 of the lower lifting device 2, and FIG. 10 is shown in the second arm portion 25 of the upper lifting device 2. FIG. 11 is a schematic side view of a state where the columnar structure member 3 is placed, and FIG. 11 is a schematic state where the slab-shaped structure member 3 is placed and lifted on the second arm portion 25 of the lower lifting device 2. It is a side view.

First, in the lifting device 2 closest to the ground,
As shown by the solid line in FIG.
Then, the structure member 3 is rotated in a horizontal plane to be perpendicular to the side wall of the structure 1, and the structure member 3 is hung on both the second arm portions 25. At this time, by moving the arm gripper 19 in the horizontal direction by the moving means 11 according to the length of the structure member 3, the interval between both second arm portions 25 is adjusted to stabilize the structure member 3. , The structure member 3 by bringing the grip pieces 30 close to each other
To hold.

After doing this, the pair of lifting devices 2 closest to the ground are raised by the lifting means 8, and the pair of lifting devices 2 immediately above are lowered by the lifting means 8 to bring the upper and lower lifting devices 2 into contact with each other. Bring closer. At this time, in the lifting device 2 located immediately above, the mounting arm 10 is swung inward by the swinging means 12. And
After the upper and lower elevating devices 2 are brought close to each other, as shown in FIG. 8, the lifting means 24 is driven in the lower elevating device 2 to lift the second arm portion 25 to lift the structural member 3. .

Next, as shown in FIG. 9, the mounting arm 10 is swung outward in the horizontal plane by the swinging means 12 in the upper lifting device 2 so that the mounting arm 10 is attached to the side wall of the structure 1. Position it so that it is at a right angle.

Then, the gripping piece 30 of the lower elevating device 2 is separated, the upper elevating device 2 is raised by the elevating means 8, and the mounting arm 10 of the upper elevating device 2 causes the structural member 3 from the lower side. The upper and lowering device 2 is lifted, the gripping piece 30 of the upper lifting device 2 is approached to grip the structural member 3, and in the lower lifting device 2, the lifting means 24 is used.
Is contracted and lowered to mount the next structural member 3 on the mounting arm 44.

When the structure member 3 is to be transferred to the upper / lower device 2, the moving means 11 separates the arm grippers 19 from each other and the mounting arm 10 swings. Swing outward by 12.

Next, after raising the second arm portion 25 of the lower elevating device 2 as described above, this time the upper elevating device 2 is lifted.
The mounting arm 10 is rotated from the outside to the inside so as to be positioned in a direction perpendicular to the side wall of the structure 1, and the elevating device 2 above is lifted to move the structure member 3 by the mounting arm 10. Place as if scooping.

By repeating such an operation, the mounting arm 10 of the elevating device 2 in the upper direction of the structure member 3 is sequentially installed.
And the structure member 3 is lifted to the work floor 4 side.

Then, in the elevating device 2 below the elevating device 2 in the process of delivering the structure member 3, the delivery work of the structure member 3 to be transferred to the next working floor 4 side is performed. By doing so, the work efficiency can be improved.

As shown in FIG. 11, when the slab-shaped structural member 3 is transferred, the structural member 3 is moved up and down by each lifting device 2.
In the mounting arm 10, the structure member 3 is handed over to the vacuum device 31 and is sucked by the vacuum device 31, so that the structure member 3 is securely mounted and transferred to the mounting arm 10 of the upper lifting device 2. .

In each lifting device 2, the hydraulic cylinder device 29 is driven in accordance with the size of the structure member 3 to extend the extension part 28 of the second arm part 25 to ensure the structure. The working member 3 is placed.

Next, based on FIG. 1 and FIGS. 12 to 15, after the structure member 3 is lifted to the substantially same height position as the working floor 4 by the elevating device 2, the structure member 3 is worked. A transportation device provided on the floor 4 (for example, so-called FRA
Transfer device 41 for transferring to (for which CC is used) 40
The configuration of will be described.

This transfer device 41 comprises a support shaft 4 horizontally arranged on a base yard 42 installed on the working floor 4.
3, a plurality of transfer arms 44 supported by the support shaft 43 to be swingable in a vertical plane, and the structure member 3 is transferred onto the transfer device 40 provided on the transfer arms 44. And a conveyor 45 for working.

The support shaft 43 is movably supported by the base yard 42 by an elevating means composed of a rack and pinion mechanism, and the support shaft 43 is rotatably supported by the base yard 42 via a swinging means. , This swinging means
For example, a sprocket attached to the end of the support shaft 43,
It consists of a chain wound around this sprocket and a motor for driving this chain.

A control unit 46 and a power supply 47 for controlling the drive of the elevating means, the swinging means, and the conveyor 45 are provided in the central portion of the base yard 42, and both sides of the base yard 42 are elevators. Four
The maintenance room 49 has eight.

Further, as shown in FIG.
Is vertically and horizontally provided at a predetermined position on the work floor 4 and is used in combination with the assembling robot 50 and the moving robot 51.
In the above configuration, a procedure for lifting the structural member 3 to the height substantially the same as the work floor 4 by the uppermost lifting device 2 and then transferring the structural member 3 to the transport device 40 will be described.

As shown in FIG. 12, when the structure member 3 is lifted up to approximately the same height as the work floor 4 by the lifting device 2 located at the uppermost position by the above-described operation, the support shaft 43 is lifted by the lifting means. Is moved upward and the transfer arm 44 is rotated downward by the swinging means so that the transfer arm 44 is in a standby posture along the side wall of the structure 1.

Then, as shown in FIG. 13, the support shaft 43 is lowered by the elevating means so that the transfer arm 44 is lowered while being rotated downward. Then, as shown in FIG. The shaft 43 is rotated upward by 90 ° in the vertical plane so as to be in a supporting posture perpendicular to the side wall of the structure 1.

At this time, since the transfer arm 44 is descending, the transfer yard 44 is rotated while avoiding the base yard 42 downward, and the transfer arm 44 is inserted between the mounting arms 10 of the elevating device 2 for the structure. The member 3 is scooped up from below, and then the conveyor 45 provided on the transfer arm 44 is driven to draw the structure member 3 into the transport device 40 side. After the transfer arm 44 picks up the structure member 3, the lifting device 2
Is immediately lowered, and the elevating device 2 prepares for delivery of the next structural member 3.

Further, in the transfer device 41, after the structure member 3 is pulled in to the transport device 40 side by the conveyor 45, the transfer arm 44 is again rotated downward by the swinging means and the supporting shaft is supported by the elevating means. 43 is moved up to the original position and the transfer arm 44 is placed in the standby position, and the next structure member 3 is waited for being lifted.

The structural member 3 transferred to the carrying device 40 is carried to a predetermined place by another carrying device 40, the assembling robot 50, and the moving robot 51, and is assembled there.

As described above, according to the embodiment of the present invention, after the structural member 3 is lifted up to the same height as the working floor 4 by the uppermost lifting device 2, the transfer arm 44 scoops it up. Since it is automatically transferred to the transport device 40 on the working floor 4 continuously by the conveyor 45, the structure member 3 lifted by the elevating device 2 which has been conventionally performed,
It is possible to omit the work of temporarily lowering the elevator device 2 and moving it to a predetermined place. Therefore, labor saving of the work can be realized, and the construction period for constructing the structure 1 can be shortened.

Since the lifting device 2 is unitized by being mounted on the front surface of the base 7, the lifting device 2 can be easily installed along the height direction of the structure 1 by stacking the bases 7. it can.

In the above embodiment, the structure member 3 is lifted up to approximately the same height as the work floor 4 by the elevating device 2, and then the support shaft 43 is lowered to scoop up the structure member 3. The present invention is not limited to this, and regardless of the position of the elevating device 2, the support shaft 43 is lowered in advance to set the transfer arm 44 in the standby posture, and the transfer arm 44 is moved immediately after the structure member 3 arrives. The structure member 3 may be scooped up in a supporting posture, and by doing so, the working efficiency can be further improved as compared with the above embodiment.

In the above-described embodiment, the support shaft 43 is vertically movable to avoid the base yard 42, and is lowered when the structural member 3 is transferred to the carrying device 40 side. By setting the support shaft 43 at a position where the transfer arm 44 does not collide with the base yard 42 when the support posture of the support shaft 44 is set, it is not necessary to lower the support shaft 43.

Another embodiment of the elevating device 2 will now be described with reference to the enlarged side view of FIG. 16. This is to elevate and lower two lifting and lowering devices 2 to accommodate the delivery of a heavy structural member 3. The devices 2 are connected to each other via a connecting member 54 to form a single lifting device group 55, and a plurality of the lifting device groups 55 are vertically provided on the base 7.

The other structure is the same as that of the above-mentioned embodiment, and the description thereof will be omitted. In the above structure, the structural member 3 is attached to the mounting arm 10 of the lower lifting device 2 of the lower lifting device group 55.
Is mounted, and the lifting / lowering device group 55 is lifted by the lifting / lowering means 8 along the side wall of the structure 1. While the lifting / lowering device group 55 is being lifted, the lifting / lowering device group 55 is subjected to the same procedure as in the above-described embodiment. The structure member 3 from the lower lifting device 2 to the upper lifting device 2, the lower lifting device group 55 and the upper lifting device group 55 are brought close to each other, and the lower lifting device group 55 moves upward. The structure member 3 is delivered to the device group 55, the structure member 3 is lifted by the upper elevating device group 55 to substantially the same height as the work floor 4, and then the structure arm 3 is moved by the transfer arm 44. 4 is transferred to the carrier device 40.

According to this embodiment, since the lifting device group 55 is composed of the two lifting devices 2 on the upper and lower sides, the carrying capacity becomes large and the heavy structural member 3 can be lifted. .

In this embodiment, one lifting device group 55 is composed of two lifting devices 2. For example, three lifting devices 2 are connected by a connecting member 54, and the three lifting devices 2 are connected. By constructing one lifting device group 55 from the above, the carrying capacity can be further improved.

Another embodiment of the lifting device 2 is shown in FIG.
Describing based on a perspective view in the use state of the temporary placement machine 60, a temporary placement machine 60 for temporarily placing the structural member 3 on the base 7 and a suspension placed just above the temporary placement machine 60. The lifting device 2 is composed of the holding machine 61.

The temporary placement machine 60 includes a support base 63 mounted on the base 7 and a vertical shaft 6 mounted on the support base 63.
Can be rotated around 4 in a horizontal plane (eg 180 ° range)
And a temporary placement arm 65.

The hoisting machine 61 is rotatable about a support base 66 mounted on the base 7 and a vertical shaft 67 mounted on the support base 66 in a horizontal plane (for example, in a range of 180 °). It is composed of a suspension arm (made of shaped steel) 68 and suspension means 69 attached to the lower part of the suspension arm 68 for supporting the structural member 3.

As the suspending means 69, a winding tool 76 for the rope 75 attached to the lower surface of the suspending arm 68 and a suspending tool attached to the tip of the rope 75 (for example, an electromagnet is used. ) 77 and the winding tool 76 is movably supported by the roller R on the ridge (lower flange) 68a of the suspension arm 68.

In the above configuration, in the lowermost lifting device 2, the temporary placing arms 65 of both temporary placing machines 60 are rotated outward, for example, in the horizontal plane along the side walls of the structure 1, and the lifting machine is lifted. The suspension member 68 of 61 is rotated in a direction perpendicular to the side wall of the structure 1 to be placed on the ground.
The winding tool 76 is moved by the roller R in accordance with the position of, and the winding tool 76 is driven to pull out the rope 75 to lower the suspending tool 77, and the suction force of this suspending tool 77 causes the structure to move. The flange portion 78 of the working member 3 is supported.

Then, the winding tool 76 is driven again to drive the rope 7
By winding 5, the structure member 3 is temporarily placed in the machine 60.
Of the temporary placement arms 65 to a position slightly higher than the temporary placement arms 65 and then stopped, and then both the temporary placement arms 65 are rotated in a horizontal plane in a direction perpendicular to the side wall of the structure 1 to wind the winding tool 76.
The structure member 3 by driving the cord 75 and pulling out the cord 75.
And place it on the temporary placing arm 65,
Release the support in (support by magnetic force).

Next, in the upper elevating device 2, the temporary placing machine 6
The temporary holding arm 65 of 0 is rotated outward, the lifting arm 68 of the lifting machine 61 is rotated in the horizontal plane so as to be perpendicular to the side wall of the structure 1, and the lifting machine 2 in the lower lifting device 2 is lifted. 61
The hanging arm 68 of the above is rotated to the outside, and the winding tool 76 of the lifting device 2 above is driven to pull out the rope 75 to lift the lifting tool 77.
And the structure member 3 temporarily placed on the temporary placement arm 65 of the lower lifting device 2 is supported by this lifting tool 77, and the winding tool 76 is driven to wind up the rope 75. To raise the structure member 3 to a position slightly higher than the upper temporary placing arm 65, rotate the temporary placing arm 65 inward so as to be perpendicular to the side wall of the structure 1, and drive the winding tool 76. Pull out the rope body 75, and temporarily put the structure member 3 on the arm 65.
Place it temporarily on top.

By repeating the above operation, the structure members 3 are sequentially delivered to the upper elevating device 2, and after the structure members 3 have risen to approximately the same height as the working floor 4, the same as in the above-described embodiment. Then, the structure member 3 is transferred to the transport device 40 on the work floor 4 by the transfer arm 44 of the transfer device 41.

In the above embodiment, it is not necessary to temporarily lower the structure member 3 from the elevating device 2 even after the structure floor 3 is lifted to the same height as the working floor 4, and the structure member 3 is continuously transferred. Since it is transferred to the transportation device 40 on the work floor 4 by 41, labor saving can be realized and the construction period can be shortened.

In the above embodiment, the electromagnet is used as the lifting tool 77, but the invention is not limited to this.
A gripping piece that engages with the flange portion 78 of the structural member 3 such as a shape steel and is capable of gripping close to and away from each other is provided, and the structural member 3 is hung by gripping the structural member 3 by bringing the gripping piece close to each other, Alternatively, the gripping state may be released by separating the gripping pieces, and the structure member 3 may be temporarily placed on the temporary placing arm 65.

[0055]

As is apparent from the above description, according to the present invention, the elevating device raises the structure member to substantially the same height as the working floor, and the transfer arm is moved from the standby position along the side wall of the structure. The structure member is transported by continuous movements such as turning up in the vertical plane by the rocking device to scoop up the structure member from the lower side in a supporting posture and pulling the structure member to the carrier device side by the conveyor. Since it is transferred to the device, it is not necessary to temporarily lower the structure member lifted by the lifting device from the lifting device as in the conventional case, and labor saving can be realized by omitting this work, and therefore the work can be performed. Therefore, it is possible to improve the workability and shorten the construction period for constructing the structure.

[Brief description of drawings]

FIG. 1 is an overall perspective view of a transfer device according to an embodiment of the present invention in a use state.

FIG. 2 is a perspective view showing a working floor of the same structure.

FIG. 3 is an overall perspective view of a structure which is also under construction.

FIG. 4 is a perspective view showing the structure of the lifting device.

FIG. 5 is a plan view of the lifting device.

FIG. 6 is a side view of the lifting device.

FIG. 7 is a schematic plan view showing the movements of the arm gripper and the mounting arm.

FIG. 8 is a schematic side view of a state in which the second arm portion is lifted in the lower elevating device.

FIG. 9 is a schematic side view of a state in which the structural member is placed on the second arm portion of the lower elevating device and lifted.

FIG. 10 is a schematic side view of a state where a columnar structure member is placed on the second arm portion of the upper lifting device.

FIG. 11 is a schematic side view of a state in which a slab-shaped structural member is placed and lifted on the second arm portion of the lower elevating device.

FIG. 12 is a schematic side view showing the transfer arm in the upward movement state and in the standby posture.

FIG. 13 is a schematic side view showing a standby posture in which the transfer arm is also in a downward movement state.

FIG. 14 is a schematic side view of a state immediately after the transfer arm is in the support posture and supports the structural member.

FIG. 15 is a schematic side view of a state in which the transfer arm is in a supporting posture and the structural member is transferred to the transport device in the same manner.

FIG. 16 is an enlarged side view showing a usage state in another example of the lifting device.

FIG. 17 is a perspective view showing a usage state of the lifting device according to another embodiment.

[Explanation of symbols]

 1 Structure 2 Elevating Device 3 Structural Member 4 Working Floor 5 Support 7 Base 8 Elevating Means 9 Elevating Member 10 Mounting Arm 11 Moving Means 12 Swinging Means 15 Vertical Guide Rails 17 Horizontal Guide Rails 26 Frames 28 Extensions 40 Transporting device 41 Transfer device 44 Transfer arm 45 Conveyor 55 Elevating device group 60 Temporary placing machine 61 Lifting machine 65 Temporary placing arm 68 Suspending arm 75 Rope 76 Winding tool

Claims (1)

[Claims] 1. A structure member transfer device for transferring a structure member, which has been conveyed from below a structure, to a work floor, the member being arranged from below along a side wall of the structure. An elevating device is provided for raising to substantially the same height as the working floor, and a transfer device is provided for transferring a member lifted by the elevating device to a carrying device provided on the working floor. The apparatus has a transfer arm rotatably supported in a vertical plane, a standby posture in which the transfer arm is rotated downward along a side wall of the structure, and a member having a member substantially the same as the working floor due to an elevating device. A swinging device that swings upward between the support arm and the supporting posture for supporting the member when it rises to a height, and a conveyor that is provided on the transfer arm and that conveys the member onto the carrying device. A transfer device for a structural member, comprising: