JPH1076341A - Reinforced structure production equipment - Google Patents

Abstract

(57) [Summary] [Problem] To automate the production of a reinforcing bar structure. SOLUTION: A horizontal reinforcing bar supply device 2 for feeding a horizontal reinforcing bar.
A horizontal rebar lift device 21 for supporting horizontal rebars fed from the horizontal rebar supply device 2 horizontally and at equal intervals between adjacent horizontal rebars, and a supply auxiliary device for feeding vertical rebars Vertical rebar arrangement device 29 which vertically supports a vertical rebar fed from and can move along the horizontal rebar, a vertical rebar supported by the vertical rebar arrangement device 29 and a horizontal rebar lift An automatic tying device 65 for tying the intersections with the horizontal rebar supported by the device 21 is provided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a reinforced structure manufacturing facility.

[0002]

2. Description of the Related Art Conventionally, in assembling a reinforcing steel structure used for a reinforced concrete structure, a human arranging operation is mainly performed by arranging reinforcing bars vertically and horizontally and securing a crossing of the vertical and horizontal reinforcing bars with a mild steel wire. It is common to use this method.

[0003] In recent years, a moving device capable of transporting reinforcing bars of a predetermined shape arranged at predetermined intervals by human power, and an intersection of reinforcing bars of the reinforcing bar supplied by the moving device are automatically fixed. There has been proposed a reinforced structure manufacturing facility which comprises an intersection fixing device which can be used to automate a part of the reinforced structure manufacturing process.

[0004]

However, in the above-mentioned assembly work of the reinforcing steel structure by manual power, there is a problem that the quality of the product and the time required for the production largely depend on the technical ability of the worker. In the above-described rebar structure manufacturing equipment, there were problems such as the size and weight of the rebar structure to be manufactured were limited by the transfer capacity of the moving device, and the mesh structure of the rebar was also limited to a simple one. .

The present invention has been made in view of the above-mentioned circumstances, and has an object to provide a rebar structure manufacturing facility capable of assembling a rebar structure without relying on a special technician by automating a rebar arrangement operation and a fixing operation of a rebar intersection. It was done for the purpose.

[0006]

According to a first aspect of the present invention, there is provided a facility for manufacturing a reinforcing bar structure according to the present invention, wherein a first reinforcing bar for feeding a reinforcing bar extending laterally one by one. A rebar supply device, a horizontal bar support device for supporting rebars fed from the first rebar feeder horizontally and at equal intervals between adjacent rebars, and a rebar extending in the lateral direction.
A second rebar feeder for feeding the books one by one, and vertically supporting the rebar fed from the second rebar feeder and movable along the rebar supported by the horizontal rebar support device The apparatus includes a vertical bar supporting device, and a binding device that binds an intersection of a vertically extending reinforcing bar supported by the vertical bar supporting device and a horizontally extending reinforcing bar supported by the horizontal bar supporting device to each other.

According to a second aspect of the present invention, there is provided a rebar structure manufacturing apparatus, comprising: a first rebar feeder for feeding rebars extending in a lateral direction one by one; and a first rebar feeder. A horizontal reinforcing bar supporting device for supporting reinforcing bars fed from the device horizontally and at equal intervals between adjacent reinforcing bars, and a second reinforcing bar feeding device for feeding reinforcing bars extending in the horizontal direction one by one. ,
A vertical bar supporting device that vertically supports the reinforcing bar fed from the second reinforcing bar feeding device and is movable along the reinforcing bar supported by the horizontal bar supporting device; and supported by the vertical bar supporting device. And a welding device for welding the intersection of the vertically extending reinforcing bar and the horizontally extending reinforcing bar supported by the horizontal bar supporting device to each other.

[0008] In the rebar structure manufacturing facility according to the first aspect of the present invention, the horizontal bar supporting device is provided by the first rebar feeder.
The rebars fed one by one are supported horizontally and at equal intervals between adjacent rebars, and the vertical rebar support device vertically rebars the rebars fed one by one by the second rebar feeder. It moves along the reinforcing bar supported and supported by the horizontal bar supporting device and stops at a predetermined position, and the tying device is supported by the vertically extending reinforcing bar supported by the vertical bar supporting device and the horizontal bar supporting device. The intersections with the horizontally extending reinforcing bars are bound together.

Further, in the rebar structure manufacturing equipment according to the second aspect of the present invention, the lateral reinforcing bar supports the reinforcing bars fed one by one by the first reinforcing bar feeding device horizontally and between the adjacent reinforcing bars. Are supported at equal intervals, and the vertical bar supporting device vertically supports the reinforcing bars fed one by one by the second reinforcing bar feeding device, and along the reinforcing bars supported by the horizontal bar supporting device. The welding device moves and stops at a predetermined position, and the welding device welds an intersection of the vertically extending reinforcing bar supported by the vertical bar supporting device and the horizontally extending reinforcing bar supported by the horizontal bar supporting device to each other.

[0010]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 to FIG. 20 show an example of an embodiment of a reinforced structure manufacturing equipment according to the present invention.

In FIG. 1, reference numeral 1 denotes a production gantry having an H-shaped cross section, and the production gantry 1 is arranged so that the web is positioned horizontally.

The length of the manufacturing base 1 is substantially equal to the entire length of the reinforcing steel structure to be manufactured.

Reference numeral 2 denotes a horizontal reinforcing bar supplying device. The horizontal reinforcing bar supplying device 2 is provided on a traveling vehicle 3 traveling along the production gantry 1 as shown in FIG. And a rack / conveyor 4 which rotates toward the production gantry 1; and a supply unit which is disposed on the upper part of the traveling vehicle 3 downstream of the rack / conveyor 4 and rotates in the same direction as the rack / conveyor 4. And a conveyor 5.

The traveling carriage 3 has a guide roller 6 that rolls along the flange with the flange of the production gantry 1 interposed therebetween;
A traveling wheel 7 that rolls in a direction parallel to the direction in which the production gantry 1 is extended, and is formed so as to be driven by a drive device (not shown) so as to be able to travel along the production gantry 1 by itself, In addition, a laser length meter 8 is provided which can measure the distance of the entire apparatus from the system origin and detect its position.

The above-mentioned rack / conveyor 4 is horizontally supported at a predetermined height above the traveling vehicle 3 and has claws 9 projecting at predetermined intervals, and is orthogonal to the traveling direction of the traveling vehicle 3. And a sensor 12 for detecting a horizontal reinforcing bar 11 conveyed by the chain conveyor 10 at a predetermined position on one side of the tip portion.

The supply conveyor 5 is provided above the traveling carriage 3 and downstream of the rack / conveyor 4.
The cylinder 1 is provided so as to be able to move forward and backward in a direction perpendicular to the self-propelled direction, and is provided on the side of the rack / conveyor 4.
3 and a pawl 114 disposed on the conveyor trolley 14 and urged by a pawl spring 113 shown in FIG. A sensor 12 is formed by two chain conveyors 15 extending parallel to each other in a direction perpendicular to the running direction, and detects a horizontal reinforcing bar 11 conveyed by the chain conveyor 15.

A positioning device 16 for determining the position of the horizontal reinforcing bar 11 in the horizontal direction is provided on the chain conveyor 15 on the side of the rack / conveyor 4.

Reference numeral 111 denotes a reinforcement arrangement cylinder.
When the end of the horizontal reinforcing bar 11 is bent into an L shape, the end is pushed up to be in a horizontal state.

The positioning device 16 is provided so as to be rotatable in a direction orthogonal to the direction of rotation of the supply conveyor 5 and to extend circumferentially around a central portion in the longitudinal direction.
, A plurality of rollers 18, and each of the rollers 18 includes a motor 19 with an encoder and a proximity sensor 20.

Reference numeral 21 denotes a horizontal rebar lifting device. The horizontal rebar lifting device 21 is arranged at a predetermined interval in the longitudinal direction of the production gantry 1 and substantially at the center of the web of the production gantry 1 in the width direction. Frame 22, a column 23 standing upright on the frame 22, a driving device 24 provided inside the frame 22, a sprocket 25 of the driving device 24 and a rotatable top of the column 23. And a chain 28 having an upward hook 27 (see FIG. 4) which is attached to a sprocket 26 provided at the side and protrudes toward the horizontal reinforcing bar supply device 2 side.

Reference numeral 29 denotes an automatic vertical reinforcing bar arrangement device. The automatic vertical reinforcing bar arrangement device 29 includes, as shown in FIG. 8 and FIG. A rack 31 for a reinforcing bar provided on an upper part of the trolley 30 and having an inclined upper surface on the lower side of the production gantry 1, and a supply auxiliary device 3 provided at an end of the inclined upper surface of the rack 31 on the side of the production gantry 1
2 and a bar arrangement device 33 arranged on the trolley 30 on the side of the gantry 1 of the rack 31 so as to be parallel to the rack 31.
And a vertical reinforcing bar temporary placing table 34 provided on a side surface of the bogie 30 on the side of the production gantry 1.

The traveling carriage 30 has a guide roller 35 that rolls along the flange with the flange of the production gantry 1 interposed therebetween.
And a traveling wheel 36 that rolls in a direction parallel to the direction in which the production gantry 1 extends. The traveling wheel 36 is driven by a drive device (not shown) and is formed so as to be able to travel along the production gantry 1 by itself.
At the lower part of the side surface, there is provided a laser length gauge 37 that can measure the distance of the entire apparatus from the system origin and detect its position.

The rack 31 has an inclined upper surface 39 formed so that a plurality of vertical reinforcing bars 38 received from an upstream reinforcing bar supply device (not shown) can be horizontally arranged in a direction parallel to the production gantry 1 and stocked. A step 40 is formed near the end of the inclined upper surface 39 on the side of the production gantry 1 to form the inclined upper surface 3.
9 is slightly elevated on the side of the production base 1 and the inclined upper surface 39
The vertical reinforcing bar 38 is supplied so as to contact the step 40 and stop there.

As shown in FIG. 10, the supply auxiliary device 32 includes a step 4 provided on the inclined upper surface 39 of the rack 31.
0, a rebar supply cylinder 4 having a piston rod 41 which is disposed at a predetermined interval in the longitudinal direction of the rack 31 on the side of the counter 1 and has a piston rod 41 which can move up and down along the surface of the step 40.
2

Further, the supply auxiliary device 32 includes long and short arms 43 and 44 which are arranged at predetermined intervals in the longitudinal direction of the rack 31 on the side surface of the rack 31 on the side of the production gantry 1.
When the short arm 44 connected to the piston rod 46 of the supply auxiliary cylinder 45 provided below the rack 31 is driven, the long arm 43 moves in the width direction of the rack 31 The supply auxiliary plate 47 pivotally supported so as to be rotatable from a position orthogonal to the inclined upper surface 39 to a position coinciding with an extension in the width direction of the inclined upper surface 39.

The bar arrangement device 33 includes an arm 48 pivotally supported at one side in the longitudinal direction of the traveling vehicle 30 so as to be rotatable and extending in the longitudinal direction of the traveling vehicle 30, and a base 1 for manufacturing the traveling vehicle 30. Piston rod 49
11 is connected to the middle part of the arm 48 so that the arm 48 can be raised and lowered (FIG. 11).
And a reinforcing rod in which a piston rod 51 is disposed near the base and the distal end of the arm 48 so as to be able to advance and retreat toward the production gantry 1 side, and a reinforcing rod clamp 52 is connected to the distal end of the piston rod 51. It is formed by the cylinder 53.

The above-mentioned reinforcing bar clamp 52 is shown in FIGS.
As shown in FIG.
(3) a guide member 54 disposed so as to sandwich the mounting position and extending in a direction parallel to the advancing and retreating direction of the piston rod 51 of the reinforcement arrangement cylinder 53; a support bar 55 slidable guided by the guide member 54; A base plate 56 fixed to the tip of the support bar 55 (on the side of the production gantry 1)
And a grip portion 57 attached to the base plate 56.
The grip portion 57 is provided with an arm 48
A fixed claw 58 projecting in parallel with each other at a predetermined interval in the longitudinal direction of the fixed claw 58 and a shaft 59 provided between the fixed claw 58; 58
The fan 62 has a distal end capable of gripping the vertical reinforcing bar 38 by sandwiching the vertical reinforcing bar 38, and has a sector gear 60 on the base end side, and a motor 62 through an idle gear 61 meshing with the sector gear 60.
And a movable claw 63 driven by the

The vertical reinforcing bar temporary placing table 34 is arranged and fixed on the side of the traveling carriage 30 on the side of the production gantry 1 so as to be able to face the supply assisting plate 47 of the supply assisting device 32.
It has a V-shaped rebar receiving groove 64 at the upper end,
The vertical reinforcing bar 38 rolling on the long arm 43 is received by the above-described reinforcing bar receiving groove 64, and is formed so as to be able to stably support the vertical reinforcing bar 38.

Reference numeral 112 denotes a positioning stopper. The stopper 112 is provided on the side surface of the traveling carriage 30 near the base of the arm 48 so that the vertical reinforcing bar 38 can be positioned.

Numeral 65 denotes an automatic tying device. As shown in FIG. 15, the automatic tying device 65 moves along the production gantry 1 toward the anti-horizontal rebar supply device 2 side of the production gantry 1. A traveling vehicle 66 disposed thereon, a column 67 fixed to an upper portion of the traveling vehicle 66 and extending substantially vertically in parallel with each other at a predetermined interval in the width direction of the manufacturing gantry 1, and ascending and descending along the column 67. Two elevating frames 68, an elevating drive device 69 for driving the elevating frames 68 up and down, respectively, and slidably provided on the elevating frames 68 so as to be able to advance and retreat in the width direction of the production gantry 1. And a rebar gripping / restraining mechanism 70.

The traveling carriage 66 has a guide roller 71 which rolls along the flange with the flange of the production frame 1 interposed therebetween.
And a traveling wheel 72 that rolls in a direction parallel to the direction in which the production gantry 1 is extended, and is formed so as to be driven by a drive device (not shown) so as to be able to travel along the production gantry 1 by itself.
On the front surface, an optical sensor 73 capable of detecting the automatic vertical reinforcing bar arrangement device 29 is provided.

The lifting drive device 69 is provided with the support 6
7, two motors 75 having a sprocket 74 on the output shaft and spaced apart from each other by a predetermined distance in the vicinity of the base of the motor 7 and a position on the top of the column 67 facing the sprocket 74 provided on each of the motors 75. Sprocket 76, the sprocket 76 and the sprocket 74 of the motor 75
And a roller chain 77 wound around the roller chain 77 endlessly. By connecting the above-described lifting frames 68 to one link of each roller chain 77, the sprocket 74 and the roller chain 77 are driven by each motor 75. Each elevating frame 68 is formed so as to be able to elevate and lower.

The rebar gripping / restraining mechanism 70 includes a cylinder 79 having a piston rod 78 horizontally disposed substantially at the center of the front surface of the elevating frame 68 and having a piston rod 78 which moves toward and away from the production gantry 1. A guide member 80 disposed so as to sandwich the same and extending in a direction parallel to the direction in which the piston rod 78 of the cylinder 79 advances and retreats; a support bar 81 that can be guided and slid by the guide member 80;
The support bar 81 is formed by a base plate 82 fixed to a tip portion (the side of the production gantry 1) and a gripping restraint portion 83 attached to the base plate 82.

The gripping and restraining portion 83 is provided in FIG. 16 and FIG.
As shown in FIG. 7, a frame 85 is attached to the base plate 82 so as to be slidable in the vertical direction and has springs 84 at both ends in the sliding direction that can adjust the sliding range.
And a frame 86 having springs 84 attached to the frame 85 so as to be slidable in a horizontal direction parallel to the extending direction of the production gantry 1 and capable of adjusting a sliding range at both ends in the sliding direction. A stage 87 formed so as to be freely slidable in each of horizontal and vertical directions;
And a restraining device 88 protruding toward the production gantry 1 at a substantially central portion thereof, and a gripping device 89 at each of two locations on the upper side and one side of the restraining device 88.

As shown in FIG. 18, the restraining device 88 is formed in a semicircular shape so as to surround the intersection between the horizontal reinforcing bar 11 and the vertical reinforcing bar 38, and has a cable through which a binding wire 90 can be passed. A binding line guide 96 having a pair of claws 92 having a U-shaped groove 91, and an opening / closing mechanism 95 capable of closing the claws 92 by the repulsive force of a spring 93 and opening the same by an elliptical cam 94 driven by a motor; As shown in FIG. 19, a torsion device 102 having a frame 98 torsionally driven by a motor 97 and a fixture 101 along the frame 98 which is closed by the attraction of an electromagnet 99 and opened by the repulsion of a spring 100, , A binding wire drum 103 for supplying a binding wire 90 to a binding wire guide 96, a transport roller 104, and a cutter 105.
And the sensor 106.

The gripping device 89 is rotatably driven by a motor 107 and has a ball screw 108 provided with right and left reversed winding screws from the center to both ends in the longitudinal direction, and is fixed and supported in parallel with the ball screw 108. Formed by a linear shaft 109 and a set of claws 110 slidably supported by the linear shaft 109 and screwed onto the ball screw 108, and when the ball screw 108 is rotated, the claws 110 approach and separate from each other. I have.

The operation of the reinforced structure manufacturing equipment shown in FIGS. 1 to 20 will be described below.

For example, when manufacturing an L-shaped rebar structure, first, as shown in FIG.
The rails 115 for the horizontal reinforcing bar supply device 2 and the rails 116 for the automatic vertical bar reinforcing device 29 are arranged at predetermined intervals on the inner side of the production gantry 1 in the width direction. It is laid so as to be parallel to each other, and a rail 117 for the rebar gripping / restraining mechanism 70 is provided on the outside in the width direction of the manufacturing base 1.
Are laid so as to be parallel to the production gantry 1 at predetermined intervals.

The horizontal trolley supply device 2 is moved by operating the traveling carriage 3, a position measured by the laser length meter 8 is selected, and the horizontal reinforcement supply device 2 is stopped at a predetermined position.

Thereafter, the cylinder 13 of the supply conveyor 5
The supply conveyor 5 is operated in a direction approaching the rack / conveyor 4 and the carriage 14 of the supply conveyor 5 is moved so that the positioning device 16 of the supply / conveyor 5 is located below the tip of the rack / conveyor 4. Let it.

Next, the horizontal reinforcing bars 11 supplied one by one between the claws 9 on the chain conveyor 10 of the rack / conveyor 4 from the upstream side (not shown) are supplied to the sensor 12 provided at the tip end of the chain conveyor 10. By intermittently operating the chain conveyor 10 in response to a detection signal that has detected the movement of the horizontal reinforcing bars 11, the horizontal reinforcing bars 11 are supplied one by one to the supply conveyor 5 on the downstream side.

The supplied horizontal reinforcing bar 11 rests on the groove 17 of the roller 18 of the positioning device 16 of the feeding conveyor 5. When the horizontal reinforcing bar 11 is supplied onto the roller 18, the horizontal reinforcing bar 1
The motor 19 with the encoder drives the roller 18 by controlling the rotation speed of the motor based on the detection signal of the proximity sensor 20 that detects one side end of the horizontal reinforcing bar 11.
To a predetermined position in one side direction of the positioning device 16 and stops.

At the same time, the cylinder 13 of the supply conveyor 5
To move the carriage 140 to the horizontal rebar lift device 21 side, and stop the supply conveyor 5 at a predetermined position close to the horizontal rebar lift device 21.

Then, the supply conveyor 5 is operated and the horizontal reinforcing bar 11 on the rollers 18 of the positioning device 16 is scraped off by the claws 114 of the chain conveyor 15 of the supply conveyor 5 to be transferred onto the chain conveyor 15. It is transported to the horizontal rebar lift device 21 side.

The supply conveyor 5 also operates the chain conveyor 15 intermittently according to a detection signal that detects the movement of the horizontal reinforcing bar 11 of the sensor 12 provided on the chain conveyor 15, similarly to the rack / conveyor 4 described above. The horizontal rebars 11 are supplied one by one to the horizontal rebar lift device 21 on the downstream side.

The horizontal rebar 11 conveyed by the supply conveyor 5 and approaching the horizontal rebar lift device 21 is hooked on a hook 27 of a chain 28 driven via a sprocket 25 by a driving device 24 of the horizontal rebar lift device 21.
The chains 28 are lifted one by one.

At this time, the hook 1 of the chain conveyor 15 of the supply conveyor 5 is attached to the horizontal reinforcing bar 11 hooked on the hook 27.
The claw 114 urged by the claw spring 113 reverses and slips below the horizontal reinforcing bar 11.

In the case where the end of the horizontal reinforcing bar 11 is a bent reinforcing bar with hooks, the reinforcing bar assisting cylinder 111 provided on the side of the chain conveyor 15 is extended to extend the hook of the reinforcing bar. The portion is transferred to the hook 27 of the horizontal rebar lift device 21 while supporting the portion horizontally.

After the above operation is repeated, the horizontal reinforcing bar 11 is supplied to the upper end of the horizontal reinforcing bar lifting device 21 and the arrangement is completed, the horizontal reinforcing bar supplying device 2 is retracted to the evacuation space 118 and, instead, the automatic vertical reinforcing bar is automatically moved. Bar arrangement device 2
9, and the automatic binding device 65 is dispatched.

The traveling carriage 30 of the automatic vertical reinforcing bar arrangement device 29
Is operated to move the automatic vertical reinforcing bar arrangement device 29, select a position measured by the laser length gauge 37, and stop the automatic vertical reinforcing bar arrangement device 29 at a predetermined position.

Next, the supply auxiliary cylinder 45 is operated in the direction in which the piston rod 46 moves backward, so that the supply auxiliary plate 47 is moved.
Is rotated toward the vertical reinforcing bar temporary placing table 34 side.

Thereafter, the piston rod 41 of the reinforcing bar supply cylinder 42 of the supply assisting device 32 is operated upward, and the vertical reinforcing bar 38 abutting on the step 40 of the vertical reinforcing bars 38 arranged on the inclined upper surface 39 of the rack 31 is moved. By pushing up one, the manufacturing base 1 of the inclined upper surface 39 over the step 40
To the side.

The vertical reinforcing bar 38 sent out to the inclined upper surface 39 on the side of the production gantry 1 rolls along the inclined upper surface 39 and the long arm 43 located below the extension of the inclined upper surface 39 to temporarily hold the vertical reinforcing bar 34. And stops.

At this time, the vertical reinforcing bars 38 supplied to the rack 31 from the upstream equipment (not shown) and arranged on the inclined upper surface 39 roll along the inclined surface toward the lower side of the inclined upper surface 39, and are pushed up. The vertical reinforcing bar 38 arranged next to the set vertical reinforcing bar 38 contacts the step 40 and stops.

The supply auxiliary cylinder 45 is connected to the piston rod 4
6 is operated in the forward direction to rotate the long arm 43 of the supply auxiliary plate 47 toward the rack 31 and return to the original position.

Thereafter, the motor 62 of the rebar clamp 52 provided on the arm 48 of the rebar arrangement device 33 is actuated to move the movable claw 63 of the grip 57 through the idle gear 61 and the sector gear 60.
The gripping portion 57 is opened by rotating the reinforcing bar clamp 52 in a direction away from the fixing claw 58, and then the reinforcing bar clamp 52 is moved by operating the reinforcing rod cylinder 53 of the reinforcing bar device 33 in the direction in which the piston rod 51 advances. Approaching the vertical reinforcing bar 38 fitted in the reinforcing bar receiving groove 64 of FIG.

Further, by operating the motor 62 of the reinforcing bar clamp 52 and rotating the movable claw 63 of the gripper 57 in the direction approaching the fixed claw 58 via the idle gear 61 and the sector gear 60, the gripper 57 is moved. The vertical reinforcing bar 38 is gripped by closing.

The undulating cylinder 5 of the reinforcing bar device 33
When the arm 48 is pushed up by operating the piston rod 49 in the direction in which the piston rod 49 moves forward, the grip 5
The vertical reinforcing bar 38 gripped by 7 is held in a vertical state together with the arm 48.

Here, when the grip portion 57 is slightly loosened, the gripped vertical reinforcing bar 38 slips down, and its lower end abuts against the stopper 112 and stops, and the vertical position of the vertical reinforcing bar 38 is determined. Also, the bending of the vertical reinforcing bar 38 due to the bending that has occurred at the time of the horizontal state is removed.

After the gripping portion 57 is tightened again to completely grip the vertical reinforcing bar 38, the cylinder 5
By further operating the piston rod 3 in the direction in which the piston rod 51 moves forward, the vertical reinforcing bar 38 is pressed against the horizontal reinforcing bar 11 that is horizontally supported at a predetermined interval by the horizontal reinforcing bar supply device 2 as described above.

At this time, since the relative position between the horizontal reinforcing bar 11 and the vertical reinforcing bar automatic arranging device 29 is predetermined, in order to prevent the vertical reinforcing bar 38 from being excessively pressed against the horizontal reinforcing bar 11, the illustration is made. It is only necessary to adjust the position of the limit switch of the cylinder arrangement cylinder 53 which is not performed.

As described above, when the vertical reinforcing bar 38 is set at a predetermined position, the traveling bogie 6 of the automatic binding device 65
6 to move the automatic binding device 65,
The automatic tying device 65 is stopped at a position facing the automatic vertical reinforcing bar arrangement device 29 by detecting the automatic vertical reinforcing bar arrangement device 29 by the optical sensor 73 provided in 6.

Thereafter, each motor 75 of the lifting drive 69
To move the lifting frame 68 in the vertical direction via the sprocket 74 and the roller chain 77, and the horizontal reinforcing bar 11 is moved by a proximity sensor (not shown) which reacts to metal.
Is stopped and the lifting frame 68 is stopped at the intersection to be bound determined by the control device (not shown).

The claw 92 of the restraining device 88 is released by the cam 94 of the opening / closing mechanism 95 of the restraining device 88 of the gripping restraint portion 83 of the reinforcing bar gripping restraint mechanism 70, and the gripping device corresponding to the horizontal reinforcing bar of the gripping restraint portion 83. The motor 107 of each of the gripping devices 89 corresponding to the vertical rebar 89 and the vertical reinforcing bar 38 is operated to move the ball screw 1 in a direction in which the respective claws 110 are separated.
Then, the cylinder 79 of the rebar grasping and restraining mechanism 70 is actuated in the direction in which the piston rod 78 moves forward, so that the grasping and restraining portion provided at the distal end of the piston rod 78 is rotated. 83 to the intersection, and each claw 1 of each gripping device 89
The state where the horizontal reinforcing bar 11 and the vertical reinforcing bar 38 are present between 10.

Then, the respective motors 107 of the gripping devices 89 are operated to rotate the ball screw 108 in a direction in which the claws 110 approach each other, so that each of the claws 110 is moved to the horizontal reinforcing bar 11 and the vertical reinforcing bar 38. , The horizontal reinforcing bar 11 and the vertical reinforcing bar 3
And 8 are gripped.

At this time, when the horizontal reinforcing bar 11 and the vertical reinforcing bar 38 are not at an intermediate position between the claws 110, the frames 85, 86 of the stage 87 on which the gripping device 89 is mounted are slid in the horizontal and vertical directions. Since it is formed so as to be movable, the frames 85 and 86 of the stage 87 slide along the positions of the horizontal reinforcing bars 11 and the vertical reinforcing bars 38 to slide with the horizontal reinforcing bars 11 and the vertical reinforcing bars 38 and the claws. Absorbs the deviation from 110.

After the horizontal reinforcing bar 11 and the vertical reinforcing bar 38 are respectively gripped by the gripping devices 89 as described above, the cam 94 of the opening / closing mechanism 95 of the binding wire guide 96 of the restraining device 88 is rotated to rotate the same opening / closing mechanism 95. The claw 92 is closed so as to surround the intersection of the horizontal reinforcing bar 11 and the vertical reinforcing bar 38 by the repulsive force of the spring 93 of
2 is supplied with a binding wire 90.

When the binding wire 90 supplied to the claw 92 goes around the inside of the claw 92 and surrounds the intersection, the binding wire 90
Is detected by the sensor 106, the cutter 105 is operated, and the binding wire 90 is cut.

Thereafter, the fixture 101 of the twisting device 102
Is closed by the attraction force of the electromagnet 99 to sandwich the intersection of the binding wires 90, and the motor 97 of the twisting device 102 is operated to operate the fixing device 10 via the frame 98.
By twisting 1, the ends of the binding wires 90 are entangled to restrain the horizontal reinforcing bar 11 and the vertical reinforcing bar 38.

At this time, the torsion torque is detected by measuring the current of the motor 97 of the torsion device 102, and the torsion is performed until a predetermined torque is reached.

The reinforced structure completed as described above is
It is carried out by a lift (not shown).

In the rebar structure manufacturing facility shown in FIGS. 1 to 20, a horizontal rebar supply device 2 for disposing a horizontal rebar 11 and an automatic vertical rebar disposition device 2 for disposing a vertical rebar 38 are provided.
9 and an automatic tying device 65 for fixing the intersection of the horizontal reinforcing bar 11 and the vertical reinforcing bar 38 are individually unitized, so that the reinforcing bar structure can be automatically assembled. It is possible to flexibly respond to changes in the arrangement of the reinforcing bars, and the automatic tying device 65 for fixing the intersections of the reinforcing bars can move freely. It is possible to assemble in a compact manner, and further, it is possible to assemble a reinforcing steel structure without relying on special technicians.

FIGS. 21 and 22 show another embodiment of the reinforced structure manufacturing equipment of the present invention. In this embodiment, the reinforced structure manufacturing equipment of the present invention described above is used. Instead of the automatic binding device 65 in one example of the embodiment,
An automatic welding apparatus 119 shown in FIG. 22 is used.

In FIGS. 21 and 22, components denoted by the same reference numerals as those in FIGS. 1 and 15 represent the same components.

The automatic welding device 119 includes a traveling carriage 66 disposed on the side opposite to the horizontal reinforcing bar supply device 2 of the production gantry 1 substantially similar to the above-described automatic tying device 65 so as to travel along the production gantry 1. A support 67 fixed to the upper part of the traveling vehicle 66 and extending substantially vertically in parallel with each other at predetermined intervals in the width direction of the production gantry 1, and two lifting frames 68 capable of moving up and down along the support 67 And a lifting / lowering driving device 69 for driving the lifting / lowering frames 68 respectively.

The grip welding portion 120 attached to a base plate 82 slidably provided on the elevating frame 68 so as to be able to advance and retreat in the width direction of the production gantry 1 is provided.

As shown in FIG. 23, the grip welding portion 120 has a stage 87 formed by frames 85 and 86 so as to be freely slidable in horizontal and vertical directions. A welding device 121 protruding toward the production gantry 1 is provided at the center, and gripping devices 89 are provided at two locations on the upper side and one side of the welding device 121, respectively.

When the horizontal reinforcing bar 11 and the vertical reinforcing bar 38 are gripped by the claws 110 of the gripping device 89, the welding device 121 can occupy a position close to the intersection between the horizontal reinforcing bar 11 and the vertical reinforcing bar 38. Torch 122 formed in
(See FIG. 24).

Other than the above, the automatic binding device 6 shown in FIG.
There is no difference from 5.

In the rebar structure manufacturing equipment shown in FIGS. 21 and 22, the horizontal rebar supply device 2 for disposing the horizontal rebar 11, the automatic vertical rebar disposition device 29 for disposing the vertical rebar 38, the horizontal rebar 11 Since the automatic welding device 119 for fixing the intersection with the vertical reinforcing bar 38 is separately unitized, the reinforcing bar structure is formed so that the reinforcing bar structure can be automatically assembled. This makes it possible to flexibly cope with the problem, and the automatic welding device 119 for fixing the intersection of the reinforcing bars can move freely, so that the entire device can be made compact as compared with the case where the reinforcing bar structure is moved. Further, the reinforcing bar structure can be assembled without relying on special technicians.

The rebar structure manufacturing equipment of the present invention is not limited to the above-described embodiment, but may be, for example, a laser for selecting a stop position of a horizontal rebar supply device and a vertical rebar automatic bar arrangement device. It is needless to say that the sensor is used in place of the length meter, and that various changes can be made without departing from the scope of the present invention.

[0083]

As described above, according to the rebar structure manufacturing equipment of the present invention, the following various excellent effects can be obtained.

(1) Since the first rebar supply device, the horizontal rebar support device, the second rebar supply device, the vertical rebar support device, and the tying device or welding device are separately formed, the size and rebar arrangement method of the rebar are provided. Can respond flexibly to changes in

(2) Since the binding device or the welding device can be freely moved, the entire device can be made compact as compared with the case where the reinforced structure is moved.

(3) Since the reinforcing steel structure can be automatically assembled, a special technician as in the related art is not required.

[Brief description of the drawings]

FIG. 1 is a plan layout view showing an example of an embodiment of a reinforced structure manufacturing facility of the present invention.

FIG. 2 is a side view of the horizontal rebar supply device and the horizontal rebar lift device related to FIG. 1;

FIG. 3 is a detailed view of a pawl provided on a chain conveyor of the supply conveyor related to FIG. 2;

FIG. 4 is a detailed view of a pawl provided on a chain of the horizontal rebar lift device related to FIG. 2;

FIG. 5 is a perspective view showing the relationship between the rack and conveyor and the positioning device related to FIG. 2;

FIG. 6 is a perspective view of a positioning device related to FIG. 2;

FIG. 7 is a perspective view showing a relationship between a supply conveyor and a horizontal rebar lift device related to FIG. 2;

FIG. 8 is a side view of the automatic vertical reinforcing bar arrangement device related to FIG. 1;

FIG. 9 is a perspective view of the automatic vertical reinforcing bar arrangement device related to FIG. 8;

FIG. 10 is a side view of the supply auxiliary device related to FIG. 8;

FIG. 11 is a view taken in the direction of arrows XI-XI in FIG. 8;

FIG. 12 is a side view of the rebar clamp associated with FIG.

FIG. 13 is an enlarged detail view of the rebar clamp associated with FIG.

FIG. 14 is a view taken in the direction of arrows XIV-XIV in FIG. 13;

FIG. 15 is a side view of the automatic binding apparatus related to FIG. 1;

FIG. 16 is a side view of the grip restraint unit related to FIG. 15;

FIG. 17 is a view taken along the arrow XVII-XVII in FIG. 16;

FIG. 18 is a conceptual diagram of a binding line guide related to FIG.

19 is a conceptual diagram of the twisting device related to FIG.

FIG. 20 is a conceptual diagram of a binding wire drum and the like related to FIG.

FIG. 21 is a plan layout view showing another example of the embodiment of the reinforced structure manufacturing equipment of the present invention.

FIG. 22 is a side view of the automatic welding apparatus related to FIG. 21.

FIG. 23 is a side view of the grip weld associated with FIG. 22.

FIG. 24 is a conceptual diagram of a welding device related to FIG. 23;

[Explanation of symbols]

 2 Horizontal rebar supply device (first rebar supply device) 11 Horizontal rebar (rebar) 21 Horizontal rebar lift device (lateral rebar support device) 32 Supply auxiliary device (second rebar supply device) 33 Rebar arrangement device (longitudinal rebar) Supporting device) 38 Vertical rebar (rebar) 65 Automatic binding device (binding device) 119 Automatic welding device (welding device)

──────────────────────────────────────────────────続 き Continuation of the front page (51) Int.Cl. ⁶ Identification code Agency reference number FI Technical display location B23K 37/04 B23K 37/04 J B65B 27/00 B65B 27/00 Z (71) Applicant 000219406 Toa Construction Industry Co., Ltd. Yonbancho, Chiyoda-ku, Tokyo (71) Applicant 000222668 Toyo Construction Co., Ltd. 4-1-1, Koraibashi, Chuo-ku, Osaka-shi, Osaka (71) Applicant 000006208 Mitsubishi Heavy Industries, Ltd.Marunouchi, Chiyoda-ku, Tokyo 2-5-1 (71) Applicant 000182030 Wakatsuki Construction Co., Ltd. 1-4-7 Hamacho, Wakamatsu-ku, Kitakyushu-shi, Fukuoka (71) Applicant 000000099 Ishikawajima-Harima Heavy Industries Co., Ltd. 2-2-2 Otemachi, Chiyoda-ku, Tokyo No. 1 (72) Inventor Hidetoshi Takahashi 2-4-1 Hashimotocho, Kanagawa-ku, Yokohama-shi, Kanagawa Prefecture Inside the maintenance office (72) Inventor Koichi Ishihara 2-4-1, Hashimoto-cho, Kanagawa-ku, Yokohama-shi, Kanagawa Prefecture Inside the Yokohama Machinery Maintenance Office, Second Harbor Construction Bureau, Ministry of Transport (72) Inventor Mitsuru Sasaki 3 Hayabachi, Chiyoda-ku, Tokyo −16 Sumitomo Hanzomon Building, Coastal Development Technology Research Center (72) Inventor Kazuhiro Manabe 2-8-8 Koraku, Bunkyo-ku, Tokyo Goyo Construction Co., Ltd. (72) Inventor Yuji Douji Chiyoda-ku, Tokyo Yonbancho 5 Toa Construction Industry Co., Ltd. (72) Inventor Eiichi Makino 2-6-3 Hitotsubashi, Chiyoda-ku, Tokyo Inside Toyo Construction Co., Ltd. (72) Inventor Yoshitaro Tsuji Hyogo-ku, Kobe City, Hyogo Prefecture 1-1-1 Wadazakicho Mitsubishi Heavy Industries, Ltd.Kobe Shipyard (72) Inventor Mitsuru Fujimura 2-23-18 Shimomeguro, Meguro-ku, Tokyo Wakatsuki Construction Co., Ltd. (72) Inventor Kengo Matsuo Tokyo 3-1-1-15 Toyosu, Koto-ku Ishikawajima-Harima Heavy Industries Co., Ltd. Kunikarusenta in over

Claims (2)

[Claims] 1. A first rebar feeding device for feeding rebars extending in a lateral direction one by one, and a rebar fed from the first rebar feeding device is horizontally and adjacently spaced apart by a rebar. A horizontal reinforcing bar supporting device for supporting at equal intervals, a second reinforcing bar feeding device for feeding the reinforcing bars extending in the horizontal direction one by one, and a reinforcing bar fed from the second reinforcing bar feeding device. A vertical bar supporting device which is supported by the horizontal bar supporting device and is movable along the reinforcing bar supported by the horizontal bar supporting device; a vertically extending reinforcing bar supported by the vertical bar supporting device; and a horizontally extending bar supported by the horizontal bar supporting device. A tying device for tying the intersections with the reinforcing bars to each other. 2. A first rebar feeding device for feeding rebars extending in the lateral direction one by one, and a rebar fed from the first rebar feeding device is horizontally and adjacently spaced apart by a rebar. A horizontal reinforcing bar supporting device for supporting at equal intervals, a second reinforcing bar feeding device for feeding the reinforcing bars extending in the horizontal direction one by one, and a reinforcing bar fed from the second reinforcing bar feeding device. And a vertically extending reinforcing bar supported by the horizontal bar supporting device and movable along a reinforcing bar supported by the horizontal bar supporting device, and a vertically extending reinforcing bar supported by the vertical bar supporting device and a horizontally extending bar supported by the horizontal bar supporting device. Welding equipment for welding intersections with reinforcing bars to each other.