CN117300424A - Reinforcing bar welding equipment suitable for narrow space - Google Patents
Reinforcing bar welding equipment suitable for narrow space Download PDFInfo
- Publication number
- CN117300424A CN117300424A CN202311594658.5A CN202311594658A CN117300424A CN 117300424 A CN117300424 A CN 117300424A CN 202311594658 A CN202311594658 A CN 202311594658A CN 117300424 A CN117300424 A CN 117300424A
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- steel bar
- welding
- narrow space
- traveling
- connecting plate
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- 238000003466 welding Methods 0.000 title claims abstract description 146
- 230000003014 reinforcing effect Effects 0.000 title claims description 47
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 136
- 239000010959 steel Substances 0.000 claims abstract description 136
- 230000007246 mechanism Effects 0.000 claims abstract description 69
- 230000008093 supporting effect Effects 0.000 claims description 10
- 230000002457 bidirectional effect Effects 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 abstract description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 29
- 238000005192 partition Methods 0.000 description 11
- 238000005452 bending Methods 0.000 description 9
- 230000006872 improvement Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
Abstract
The present invention relates to a reinforcement welding apparatus adapted to a narrow space, comprising: the walking device can be arranged on the corresponding steel bar in the narrow space; the position adjusting mechanism is arranged on the walking device; the mounting seat is rotatably arranged on the position adjusting mechanism; two connecting plates rotatably connected to the mounting seat, and a clamping part is formed at the bottom; a rotary reset spring connected to the connection part of the connecting plate and the mounting seat; the base is arranged at the bottom of the connecting plate and is provided with a clamping groove, and a limit block capable of being pressed is arranged at the notch of the clamping groove; the welding mechanism is installed at the bottom of the base and can be adjusted in a lifting mode, and the welding mechanism can be adjusted in a rotating mode and is used for welding the joint of the steel bars. The invention is suitable for the operation environment in narrow space, and the connecting plate is connected with the base in a clamping way, so that the steel bar welding equipment can overcome the steel bar obstacle and automatically avoid the steel bar.
Description
Technical Field
The invention relates to the technical field of storage and taking of U ribs, in particular to a steel bar welding device suitable for a narrow space.
Background
An Luoqiao the steel tower is steel shell-concrete combined tower structure, and wherein the steel shell comprises inner and outer wallboard, vertical stiffening rib, horizontal angle steel and vertical angle steel, has formed a plurality of narrow spaces in the steel shell inside, and the reinforcing bar wears to place in the narrow space, and the reinforcing bar need with the stiffening rib welded fastening that corresponds in the steel shell, then dispatch and transport to the job site again, pour concrete in order to form corresponding steel shell-concrete combined tower structure in the steel shell again after the installation is put in place.
When the steel shell and the steel bar are processed in a factory, the steel shell is processed first, and then the steel bar is inserted and fixed into the steel shell. The size of the narrow space in the processed steel shell is about 500mm, the size of the narrow space at the local position is only about 350mm, so that the operator can hardly enter the narrow space to perform the welding operation of the steel bars, if the steel bar crossing position points in the steel shell are not welded, the steel bars are easy to deviate when the concrete is poured, and the strength of the structure is affected, and therefore, a new solution is needed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a steel bar welding device suitable for a narrow space, and solves the problem that the steel bar welding in the existing narrow space is difficult to realize.
The technical scheme for achieving the purpose is as follows:
the invention provides a steel bar welding device suitable for a narrow space, which is used for welding steel bars inserted in the narrow space, and comprises:
the walking device can be arranged on the corresponding steel bar in the narrow space and can walk along the corresponding steel bar;
the position adjusting mechanism is arranged on the traveling device and can adjust the position along the transverse direction and the vertical direction in a plane perpendicular to the traveling direction of the traveling device;
the mounting seat is rotatably arranged on the position adjusting mechanism;
two connecting plates rotatably connected to the mounting seat, wherein clamping parts are formed at the bottoms of the connecting plates;
a rotary reset spring connected to the connection part of the connecting plate and the mounting seat;
the base is arranged at the bottom of the connecting plate, a clamping groove is formed in the base corresponding to the clamping part, a limit block capable of being pressed is arranged at a notch of the base corresponding to the clamping groove, the limit block limits the clamping part when the clamping part is clamped in the clamping groove so as to prevent the clamping part from falling out of the clamping groove, when the connecting plate encounters a steel bar, the steel bar pushes the connecting plate to rotate, the clamping part presses the limit block so as to press the limit block downwards, the clamping part is further separated from the clamping groove, after the connecting plate passes over the corresponding steel bar, the connecting plate is reset under the action of a rotating reset spring, and the clamping part is clamped into the corresponding clamping groove again;
the welding mechanism is installed at the bottom of the base and can be adjusted in a lifting mode, and the welding mechanism can be adjusted in a rotating mode and is used for welding the joint of the steel bars.
The steel bar welding equipment can be suitable for the operation environment in a narrow space, the position of the welding mechanism is adjusted by walking of the walking device and matching with the transverse and vertical position adjustment of the position adjusting mechanism, so that the joint of steel bars in the narrow space is welded, the welding operation of the steel bars is finished, and the connecting plate is connected with the base in a clamping way, so that the steel bar welding equipment can cross steel bar barriers and avoid steel bars automatically.
The invention is suitable for the further improvement of the steel bar welding equipment in the narrow space, and is characterized in that the base is provided with a containing groove corresponding to the limiting block, a supporting spring is arranged in the containing groove and connected with the limiting block, and the supporting spring supports the limiting block so that part of the limiting block is positioned outside the containing groove.
The invention is suitable for the further improvement of the steel bar welding equipment in the narrow space, and the upper surface of the limiting block is an arc surface.
The invention is a further improvement of the steel bar welding equipment suitable for narrow space, which is characterized in that the traveling device comprises a traveling platform and at least one pair of pulley mechanisms which are arranged at the bottom of the traveling platform and have adjustable intervals;
the pulley mechanism comprises a swinging seat which is rotatably and adjustably arranged on the walking platform and two sliding wheels which are rotatably arranged on the swinging seat;
the periphery of the sliding wheel is covered with a magnet layer;
the position adjusting mechanism is arranged on the walking platform.
The invention is suitable for the further improvement of the steel bar welding equipment in the narrow space, and a plurality of springs are connected between the walking platform and the swinging seat, and the springs are arranged at intervals around the periphery of the rotating shaft of the swinging seat.
The invention is suitable for the further improvement of the steel bar welding equipment in the narrow space, wherein the walking platform is provided with a flange seat corresponding to the swing seat, and a through hole which is adapted to the rotating shaft of the swing seat is formed in the interior of the flange seat in a hollow manner;
the rotating shaft of the swinging seat is inserted into the through hole and can be adjusted in a vertical moving way along the through hole;
the spring support is connected between the flange seat and the swing seat.
The invention is suitable for the further improvement of the steel bar welding equipment in the narrow space, wherein a pair of sliding seats capable of being adjusted in a sliding way and a bidirectional telescopic driving piece which is supported and connected between the pair of sliding seats are arranged on the walking platform;
the bidirectional telescopic driving piece can be bidirectionally telescopic adjusted to adjust a pair of sliding seats to oppositely move or reversely move;
the pulley mechanisms are arranged on the corresponding sliding seats.
The invention is suitable for the further improvement of the reinforcement welding equipment in the narrow space, wherein at least two pairs of traveling wheels which can be telescopically adjusted are also arranged on the traveling platform;
each pair of walking wheels are oppositely arranged and can be abutted against corresponding structures in the narrow space through telescopic adjustment.
The invention is suitable for the further improvement of the steel bar welding equipment in the narrow space, and the walking platform is provided with a sensor close to the walking wheel.
The invention is suitable for the further improvement of the steel bar welding equipment in the narrow space, and further comprises a telescopic driving piece arranged between the base and the welding mechanism, wherein the telescopic driving piece is vertically arranged and carries the welding mechanism to carry out lifting adjustment through telescopic adjustment.
The steel bar welding equipment has the beneficial effects that:
the size of the steel bar welding device is smaller than that of a narrow space, and the steel bar welding device can be suitable for the working environment of the narrow space.
The steel bar welding equipment can walk along the corresponding steel bars, and can adapt to the bending condition of the steel bars by rotating and adjusting the swinging seat and moving up and down, so that the steel bars in the shell structure can be completely welded, and the structural stability is ensured.
The steel bar welding equipment can automatically avoid steel bar barriers, is provided with two connecting plates, and still keeps one connecting plate connected with the base in the process of avoiding the steel bars, so that the structural stability of a welding gun in the process of avoiding the steel bar barriers is ensured, and the use of the welding gun is not influenced.
The travelling wheel of the steel bar welding equipment is provided with the sensor, so that the obstacle can be automatically avoided.
The welding gun in the steel bar welding equipment can be adjusted in a vertical and horizontal moving mode, can be adjusted in a rotating mode, is flexible, is provided with the contact sensor at one side of the welding gun, and can be triggered to automatically weld when the contact position is detected.
Drawings
Fig. 1 is a schematic perspective view showing a state in which a reinforcing bar welding apparatus for a narrow space of the present invention is operated in a narrow space.
Fig. 2 is a side view showing a state in which the reinforcing bar welding apparatus for a narrow space according to the present invention is operated in a narrow space.
Fig. 3 is a schematic perspective view of a reinforcing bar welding apparatus for a narrow space according to the present invention.
Fig. 4 is a schematic perspective view showing another view of the reinforcing bar welding apparatus for a narrow space according to the present invention.
Fig. 5 is a schematic perspective view of a traveling device in a reinforcement welding apparatus for a narrow space according to the present invention.
Fig. 6 is a schematic perspective view showing another view of the traveling device in the reinforcement welding apparatus for a narrow space according to the present invention.
Fig. 7 is a schematic perspective view of a pulley mechanism in a reinforcing bar welding apparatus for a narrow space according to the present invention.
Fig. 8 is a cross-sectional view of a pulley mechanism in a reinforcing bar welding apparatus for a narrow space according to the present invention.
Fig. 9 is a schematic perspective view of a traveling wheel and an installation structure thereof in a reinforcement welding apparatus for a narrow space according to the present invention.
Fig. 10 is a schematic perspective view showing a position adjusting mechanism and a welding mechanism of the present invention applied to a reinforcing bar welding apparatus for a narrow space.
Fig. 11 is a side view of the structure shown in fig. 10.
Fig. 12 is a schematic view showing a structure in which a connection plate is separated from a base in the reinforcing bar welding apparatus for a narrow space according to the present invention.
Fig. 13 is a side view showing the connection of the connection plate and the welding mechanism in the reinforcing bar welding apparatus for a narrow space according to the present invention.
Detailed Description
The invention will be further described with reference to the drawings and the specific examples.
Referring to fig. 1, the present invention provides a bar welding apparatus for a narrow space, which is used for welding bars in a narrow space formed in a housing structure. The steel bar welding equipment can walk along the steel bars, can adapt to the bending condition of the steel bars, can automatically weld the steel bar crossing points in a narrow space, and ensures the firm stability of steel bar connection. When the steel bar welding equipment walks in a narrow space, the steel bar obstacle can be automatically avoided, and the arranged connecting plate is clamped with the base when the steel bar obstacle is avoided, so that the structural stability of the welding mechanism is ensured, and the use of the welding mechanism is not influenced. The structure of the reinforcing bar welding apparatus for a narrow space according to the present invention will be described with reference to the accompanying drawings.
Referring to fig. 1, there is shown a schematic perspective view of a reinforcing bar welding apparatus for a narrow space according to the present invention in a working state in a narrow space. Referring to fig. 3, there is shown a schematic perspective view of a reinforcing bar welding apparatus for a narrow space according to the present invention. The structure of the reinforcing bar welding apparatus of the present invention applied to a narrow space will be described with reference to fig. 1 and 3.
As shown in fig. 1 and 3, the reinforcement welding apparatus 20 for a narrow space according to the present invention is used for welding reinforcement inserted in a narrow space 12, and the reinforcement welding apparatus 20 includes a traveling device 21, a position adjusting mechanism 22, a mounting seat 23, a connection plate 24, a base 25, and a welding mechanism 26; the traveling device 21 can be placed on the corresponding reinforcing steel bars in the narrow space 12, the traveling device 21 can travel along the corresponding reinforcing steel bars, and the traveling device 21 can move from one side of the narrow space 12 to the other side; the position adjusting mechanism 22 is disposed on the traveling device 21, and the position adjusting mechanism 22 can perform position adjustment along the transverse direction and the vertical direction in the plane perpendicular to the traveling direction of the traveling device 21, so that the traveling device 21 travels, and the position adjusting mechanism 22 cooperates with the transverse direction and the vertical position adjustment to realize a three-dimensional adjusting function, wherein the traveling direction of the traveling device 21 can be regarded as the X-axis direction, the transverse position adjustment of the position adjusting mechanism 22 can be regarded as the Y-axis direction, and the vertical position adjustment of the position adjusting mechanism 22 can be regarded as the Z-axis direction. The mounting seat 23 is rotatably provided on the position adjusting mechanism 22, and the position adjusting mechanism 22 and the traveling device 21 can carry the mounting seat 23 to adjust the position. Two connection plates 24 are rotatably connected to the mounting base 23, and as shown in fig. 11 and 12, a clamping portion 241 is formed at the bottom of the connection plate 24; referring again to fig. 13, a rotary return spring 242 is provided at the junction between the connection plate 24 and the mount 23; the base 25 is arranged at the bottom of the connecting plate 24, the base 25 is provided with a clamping groove 251 corresponding to the clamping part 241, a pressing limiting block 252 is arranged at the notch of the base 25 corresponding to the clamping groove 251, and the limiting block 252 limits the clamping part 241 when the clamping part 241 is clamped in the clamping groove 251 so as to prevent the clamping part 241 from falling out from the clamping groove 251. When the connecting plate 24 encounters a steel bar, the steel bar pushes against the connecting plate 24 to enable the connecting plate 24 to rotate, the clamping part 241 at the bottom of the connecting plate 24 is about to rotate out of the clamping groove 251, the clamping part 241 extrudes the limiting block 252 to press down the limiting block 252, the continuous pushing action of the steel bar enables the clamping part 241 to deviate from the clamping groove 251, the steel bar can pass through the bottom of the connecting plate 24, after the connecting plate 24 passes over the steel bar, the connecting plate 24 rotates to reset under the action of the rotating reset spring 242, and the clamping part 241 is clamped into the corresponding clamping groove 251 again. The welding mechanism 26 is installed at the bottom of the base 25 in a lifting and adjusting manner, and the welding mechanism 26 is also rotatably adjusted and used for welding the joint of the reinforcing steel bars.
As shown in fig. 1 and 2, when the welding operation is performed by using the steel bar welding apparatus of the present invention, the steel bar welding apparatus is first placed in the narrow space 12, the travelling device is placed on the steel bar whose setting direction is identical to the length direction of the narrow space 12, the position of the mounting seat is adjusted by the position adjusting mechanism so that the welding mechanism approaches the position of the steel bar to be welded, the position of the crossing point of the steel bar to be welded is welded and fixed by the welding mechanism, the welding mechanism can be precisely adjusted to the crossing point of the steel bar to be welded by lifting adjustment, and then the crossing point is welded, after the welding mechanism is completed, the welding mechanism can be lifted for a certain distance and then rotated and adjusted for 180 ° and then lowered for a certain distance, so that the welding operation of the other side of the crossing point of the steel bar is realized, and thus the welding operation of the crossing point of the steel bar is completed. Running gear continues to walk forward along the reinforcing bar, when meetting again and setting up the reinforcing bar that the direction is unanimous with the width direction of narrow space 12, this reinforcing bar corresponds with the position of connecting plate, running gear's antedisplacement makes connecting plate and reinforcing bar contact, and then the spacing of reinforcing bar makes the connecting plate take place to rotate, the connecting plate rolls out from corresponding joint inslot, the connecting plate resets after crossing the reinforcing bar and re-clamps to corresponding joint inslot, the reinforcing bar is located between two connecting plates this moment, running gear continues the antedisplacement and makes the reinforcing bar contact with next connecting plate, repeat above-mentioned step can make the connecting plate cross corresponding reinforcing bar, automatic crossing reinforcing bar obstacle has been realized. With the forward movement of the traveling device, the steel bar welding equipment can complete the whole welding of the crossing points of the steel bars to be welded in a narrow space, and the welding of the next steel bar is performed after the welding of one steel bar is completed. The welding mechanism 26 can be arranged upwards through the rotation adjustment of the mounting seat, so that the steel bar welding equipment can also weld the steel bars above the travelling device.
In one embodiment of the present invention, as shown in fig. 11 and 12, a receiving groove is provided on the base 25 corresponding to the stopper 252, and a supporting spring is provided in the receiving groove and connected to the stopper 252, and the supporting spring supports the stopper 252 such that a portion of the stopper 252 is located outside the receiving groove. When the limiting block 252 is extruded, the supporting spring can be compressed downwards by the limiting block 252 so as to be pressed into the accommodating groove, and when the extrusion of the limiting block 252 is released, the limiting block 252 can be reset under the supporting action of the supporting spring.
Further, the upper surface of the limiting block 252 is a cambered surface.
Still further, the clamping portion 241 on the connecting plate 24 is in an inverted T shape, the clamping groove 251 on the base 25 is also in an inverted T shape, the notch of the clamping groove 251 is located at the side of the base 25, when the steel bar welding device 20 is placed, the running direction of the steel bar welding device 20 is defined as the front, and the notch of the clamping groove 251 is set towards the rear. In order to facilitate the clamping portion 241 of the connecting plate 24 to rotate out of the clamping groove 251 or rotate into the clamping groove 251, the size of the clamping groove 251 is larger than that of the clamping portion 241, so that a gap is left between the groove wall of the clamping groove 251 and the corresponding portion of the clamping portion 241. Further, the upper edge of the notch of the clamping groove 251 is provided with a chamfer surface, and each edge of the clamping portion 241 is chamfered to form a chamfer surface.
Still further, as shown in fig. 12 and 13, two connection lugs are provided at the bottom of the mounting seat 23 corresponding to the top of the connection plate 24, and the top of the connection plate 24 is inserted between the two connection lugs, and is further rotatably connected to the two connection lugs through a pin. The rotary reset spring 242 is a belleville spring, and is arranged at the joint of the mounting seat 23 and the connecting plate 24, one end of the belleville spring is connected with the bottom surface of the mounting seat 23, the other end of the belleville spring is connected with the connecting plate 24, the belleville spring is extruded when the connecting plate 24 rotates so as to generate elasticity, and when the connecting plate 24 passes over corresponding reinforcing steel bars, the elasticity of the belleville spring acts on the connecting plate 24 so as to enable the connecting plate 24 to rotate and reset.
The two connection plates 24 are arranged opposite to each other, and the distance between the two connection plates 24 should meet the requirement of rotation adjustment of the connection plates 24, that is, when the connection plates 24 are rotated and adjusted to the limit positions, a gap is left between the connection plates 24 and the other connection plate 24 without collision.
In one embodiment of the present invention, as shown in fig. 12 to 13, the reinforcing bar welding apparatus of the present invention further includes a telescopic driving member 271 installed between the base 25 and the welding mechanism 26, the telescopic driving member 271 being vertically disposed and being lifted and lowered by the telescopic adjustment with the welding mechanism 26. Preferably, the telescopic driving member 271 is a telescopic cylinder.
Further, the welding mechanism 26 includes a mounting plate 262 and a welding gun 261 vertically connected to the mounting plate 262, the mounting plate 262 is disposed below the base 25, the mounting plate 262 is connected to a telescopic driving member 271, and the telescopic adjustment of the telescopic driving member 271 can be carried by the mounting plate 262 for lifting adjustment, so that the position of the welding gun 261 is adjusted.
Preferably, a plurality of guides 272 are provided between the mounting plate 262 and the base 25, the guides 272 being telescopically adjustable to guide movement of the mounting plate 262 to improve stability during movement of the mounting plate 262. The guide member 272 includes a guide tube fixedly connected to the bottom of the base 25 and a guide rod inserted into the guide tube and connected to the mounting plate 262, and the guide rod is movable up and down with respect to the guide tube.
Still further, the welding gun 261 is rotatably and adjustably mounted on the mounting plate 262, and the welding gun 261 is connected to the bottom surface of the mounting plate 262 through a rotation adjusting member, and the rotation adjusting member can be used for carrying out rotation adjustment, so that the direction of the welding gun 261 can be adjusted, and further welding on two sides of a reinforcing steel bar intersection can be completed. The rotation adjusting piece can be a rotary cylinder or a rotation adjusting mechanism formed by a motor, a gear and a slewing bearing.
Still further, a support rod 263 is further connected to the bottom surface of the mounting plate 262, the support rod 263 is provided beside the welding gun 261, a contact sensor is provided on the bottom surface of the support rod 263, and the contact sensor can detect the welding position of the steel bar. When the contact sensor contacts a structure which is intersected with the steel bar, a detection signal is formed, then the telescopic driving piece 271 is extended downwards to enable the welding gun to be connected with the steel bar intersection point, the steel bar intersection point is welded, after the welding is completed, the telescopic driving piece 271 is retracted upwards, the rotation adjusting piece is rotated and adjusted by 180 degrees, the telescopic driving piece 271 is moved downwards to weld the other side of the steel bar intersection point, and therefore welding operation of one intersection point on the steel bar is completed. Preferably, the contact sensor is positioned further down than the welding gun when the welding gun is in an initial state (i.e., when the telescoping drive is not adjusting the position of the welding gun).
In one embodiment of the present invention, as shown in fig. 5 and 6, the traveling device 21 includes a traveling platform 211 and at least one pair of pulley mechanisms 212 provided at the bottom of the traveling platform 211 and having an adjustable distance therebetween; referring to fig. 7, the pulley mechanism 212 includes a swing seat 2121 rotatably mounted on the walking platform 211 and two pulleys 2122 rotatably mounted on the swing seat 2121; the periphery of the sliding wheel 2122 is covered with a magnet layer 2123; as shown in fig. 3 and 4, the position adjustment mechanism 22 is provided on the walking platform 211.
Specifically, the distance between the pulley mechanisms 212 is adjusted to enable the pulley mechanisms 212 to be clamped at two sides of the steel bar, the sliding wheels 2122 are adsorbed at the side parts of the corresponding steel bar through the magnet layers 2123, when the traveling device 21 travels forwards, the sliding wheels 2122 can rotate to move along the arrangement direction of the steel bar, and when encountering a bending part of the steel bar, the swinging seat 2121 can be adjusted in an adaptive manner to adapt to the bending condition of the steel bar.
As shown in fig. 3, the position adjustment mechanism 22 is provided on one side of the traveling platform 211, and a counterweight portion 2111 is provided on the side of the traveling platform 211 opposite to the position adjustment mechanism 22, whereby the force balance of the traveling platform 211 can be improved by providing the arrangement portion 2111.
As shown in fig. 3 and 10, the position adjusting mechanism 22 includes two vertical sliding modules 221 fixedly connected to corresponding sides of the walking platform 211 and a horizontal sliding module 222 connected to the two vertical sliding modules 221, wherein the two vertical sliding modules 221 can carry out movement adjustment along a vertical direction with the horizontal sliding module 222, the two vertical sliding modules 221 are synchronous adjustment, the horizontal sliding module 222 can carry out movement adjustment along the horizontal direction, a rotary cylinder 231 is connected to the horizontal sliding module 222, the rotary cylinder 231 is connected to the mounting seat 23, the rotary cylinder 231 can drive the mounting seat 23 to carry out rotation adjustment, and the horizontal sliding module 222 can carry out movement adjustment along the horizontal direction with the rotary cylinder 231. Preferably, the vertical slip module 221 and the horizontal slip module 222 may be rodless cylinders.
Further, as shown in fig. 5 and 7, a plurality of springs 2125 are connected between the walking platform 211 and the swing seat 2121, and the springs 2125 are disposed at intervals around the outer circumference of the rotation shaft 2124 of the swing seat 2121. By providing the spring 2125, the swing seat 2121 can be reset after the swing seat 2121 rotates. The initial setting direction of swing seat 2121 is unanimous with the setting direction of reinforcing bar, and when meetting the crooked position of reinforcing bar, movable pulley 2122 adsorbs in the lateral part of reinforcing bar, and this movable pulley 2122 can move along the trend of reinforcing bar, can carry swing seat 2121 to rotate so as to realize adapting to the crooked of reinforcing bar like this, after the crooked position of reinforcing bar, swing seat 2121 can be restored to the initial state under the effect of spring 2125.
Still further, as shown in fig. 5, 7 and 8, the walking platform 211 is provided with a flange seat 213 corresponding to the swing 2121, and a through hole 2131 adapted to the rotation shaft 2124 of the swing seat 2121 is formed in the interior of the flange seat 213; the rotation shaft 2124 of the swing seat 2121 is inserted into the through hole 2131 and can be adjusted to move up and down along the through hole 2131; spring 2125 is supportingly coupled between flange mount 213 and wobble mount 2121. The hole diameter of the through hole 2131 is larger than the diameter of the rotating shaft 2124, so that a certain adjusting gap is provided for the rotating shaft 2124, and the rotating shaft 2124 can have a certain inclination adjusting function. So swing seat 2121 not only can realize rotating regulation through pivot 2124, can also realize reciprocating regulation, can adapt to the two kinds of circumstances of lateral bending and the vertical bending of reinforcing bar, when meetting the lateral bending of reinforcing bar (namely the deformation of reinforcing bar emergence left and right directions) position, swing seat 2121 accessible rotation regulation is suited, when meetting the vertical bending of reinforcing bar (namely the deformation of reinforcing bar emergence vertical direction) position, swing seat 2121 accessible reciprocating regulation is suited, and swing seat 2121 still has the regulatory function of the inclination state of certain degree in the in-process of reciprocating regulation, after the bending position of reinforcing bar, swing seat 2121 accessible spring 2125 realizes the reset.
Preferably, the swing seat 2121 is elongated, the rotating shaft 2124 is disposed at a middle portion of the swing seat 2121, and the two sliding wheels 2122 are disposed at two end portions of the swing seat 2121. The sliding wheel 2122 is rotatably installed on the swinging seat 2121 through a shaft, an end cover connected with the shaft in the shaft hole is arranged on the swinging seat 2121 corresponding to the shaft hole, and a wear-resistant pad is arranged on the part of the swinging seat 2121 contacted with the sliding wheel 2122. The sliding wheel 2122 is made of nylon, the outer circumferential surface of the sliding wheel 2122 is a concave surface, the middle part of the concave surface is concave towards the inside of the sliding wheel 2122, and a magnet layer 2123 is attached to the concave surface. The nylon wheel has the advantage of light weight.
Further, as shown in fig. 6, the walking platform 211 is provided with a pair of sliding seats 214 capable of being slidably adjusted and a bidirectional telescopic driving member 215 supported and connected between the pair of sliding seats 214; the bidirectional telescopic driving piece 215 can be regulated in a bidirectional telescopic way so as to regulate the pair of sliding seats 214 to move in opposite directions or move in opposite directions; the pulley mechanism 212 is disposed on a corresponding sliding seat 214. The distance between the pair of sliding seats 214 is adjusted through the telescopic adjustment of the bidirectional telescopic driving piece 215, and then the sliding seats 214 carry pulley mechanisms 212 arranged on the sliding seats to carry out movement adjustment, so that the distance between the pair of pulley mechanisms 212 is adjusted, and the corresponding sliding wheels 2122 can clamp or loosen the steel bars.
Preferably, two sets of sliding seats 214 are provided, two sets of pulley mechanisms 212 are also provided, and 8 sliding wheels 2122 are provided, so that the structural stability of the walking platform can be improved.
Still preferably, the bi-directional telescopic driving member 215 is a bi-directional telescopic cylinder.
Still further, as shown in fig. 2, 5 and 6, at least two pairs of traveling wheels 216 are also disposed on the traveling platform 211, which can be telescopically adjusted; each pair of road wheels 216 is oppositely arranged and can be abutted against corresponding structures in the narrow space 12 through telescopic adjustment.
One pair of travelling wheels 216 in the two pairs of travelling wheels 216 is arranged at the front part of the travelling platform 211, the other pair of travelling wheels 216 is arranged at the rear part of the travelling platform 211, and the travelling wheels 216 can be abutted on corresponding structures at the narrow space 12 through telescopic adjustment, so that the stability of the travelling platform 211 in the moving process is improved.
As shown in fig. 6 and 9, a cylinder block 2163 is disposed at the bottom of the walking platform 211, a driving cylinder 2161 is disposed on the cylinder block 2163, a fixed base 2164 is disposed at an end of a cylinder rod of the driving cylinder 2161, and the driving cylinder 2161 can drive the fixed base 2164 to perform telescopic adjustment. The travel wheels 216 are rotatably mounted to the fixed base 2164. Preferably, the outer contour of the fixed seat 2164 is U-shaped.
Further, a driving motor 2162 is fixedly connected to the fixed base 2164, the driving motor 2612 is in driving connection with the travelling wheel 216, the travelling wheel 216 can be driven to rotate, the travelling platform 211 can be driven to move through the rotation of the travelling wheel 216, and the moving direction of the travelling platform 211 is unidirectional, namely, the travelling platform moves from one side to the other side of a narrow space.
Preferably, a sensor 217 is provided on the walking platform 211 adjacent to the walking wheel 216. The sensor 217 is in control connection with the driving cylinder 2161, and when the sensor 217 detects an obstacle (such as a steel bar whose arrangement direction is consistent with the width direction of the narrow space 12), the sensor 217 forms a control signal to control the driving cylinder 2161 to retract, so that the road wheel 216 can avoid the obstacle, and after the road wheel passes over the obstacle, the driving cylinder 2161 is extended again to make the road wheel stick to the corresponding structure.
As shown in fig. 1 and 2, the working flow of the reinforcement welding apparatus of the present invention will be described below using a bridge module as an example. It should be noted that, the bridge module is provided with three layers of reinforcing steel bars, but not limited to this, and the processed bridge module can also be provided with more layers of reinforcing steel bars, so that the reinforcing steel bar welding device of the invention can be applied to all the bridge modules.
The bridge module shown in fig. 1 and 2 comprises inner and outer wall plates (not shown in the drawings) which are oppositely arranged, wherein a plurality of vertical stiffening ribs and horizontal stiffening ribs are arranged on the inner wall plates, a plurality of partition plates 13 are arranged on the inner wall plates, a plurality of angle steels are uniformly distributed on the partition plates 13, steel bar perforations are formed in the partition plates 13 corresponding to the steel bars, a first steel bar 15 is perpendicular to the partition plates 13, three layers of steel bars are arranged along the height direction of the partition plates 13 to form a first layer of steel bars, a second layer of steel bars and a third layer of steel bars, at least two second steel bars 14 which are consistent with the arrangement direction of the partition plates 13 are arranged between two adjacent partition plates 13, the second steel bars 14 are placed on the corresponding first steel bars 15, and a narrow space 12 is formed by encircling the first steel bars 15, the second steel bars 14 and the two adjacent partition plates 13.
The end of the second reinforcing steel bar 14 on the second layer of reinforcing steel bar is fixed by spot welding to serve as a guide rail, the reinforcing steel bar welding device 20 is arranged on the second layer of reinforcing steel bar, the sliding wheel 2122 on the reinforcing steel bar welding device 20 is clamped on the second reinforcing steel bar 14 serving as the guide rail, the driving cylinder 2161 drives the traveling wheel 216 to extend to enable the traveling wheel 216 to prop against the corresponding partition 13, the position adjusting mechanism 22 adjusts the position of the welding gun 26, the welding gun 26 extends to the position of the first layer of reinforcing steel bar, when the contact sensor 264 detects the first reinforcing steel bar, the welding gun moves downwards to be adjusted to weld one side of an intersection of the second reinforcing steel bar 14, then the welding gun moves upwards to rotate 180 degrees, after welding of one intersection is completed, the driving motor 2162 drives the traveling wheel 216 to rotate so that the traveling device 21 moves forwards along the second reinforcing steel bar 14 serving as the guide rail, and the welding operation of the subsequent intersection is performed until the welding operation of the second reinforcing steel bar 14 is completed. When the connecting plate 24 encounters the first steel bar 15 in the second layer of steel bars in the forward moving process of the travelling device, the connecting plate 24 can pass over the corresponding first steel bar by rotating to automatically avoid the second layer of steel bars, when the sensor 217 on the travelling wheel 216 detects the angle steel connected with the partition plate 13, the driving cylinder 2161 is triggered to retract, and after the travelling wheel 216 passes over the angle steel, the driving cylinder 2161 extends out again to enable the travelling wheel 216 to abut against the partition plate 13 again. After the second reinforcing steel bar is welded by the reinforcing steel bar welding device 20, the second reinforcing steel bar of the first layer of reinforcing steel bars is welded by taking the second reinforcing steel bar of the second layer of reinforcing steel bars as a guide rail. After the welding of the first layer of reinforcing steel bars is completed, the position of the welding gun is adjusted through the position adjusting mechanism so as to weld the second layer of reinforcing steel bars, and after the welding of the second layer of reinforcing steel bars is completed, the rotatable adjusting mounting seat enables the welding gun to be arranged upwards, so that the welding gun can weld the third layer of reinforcing steel bars. Therefore, the steel bar welding equipment can finish welding the steel bars in the narrow space.
The present invention has been described in detail with reference to the embodiments of the drawings, and those skilled in the art can make various modifications to the invention based on the above description. Accordingly, certain details of the illustrated embodiments are not to be taken as limiting the invention, which is defined by the appended claims.
Claims (10)
1. A steel bar welding apparatus suitable for a narrow space for welding a steel bar inserted in the narrow space, characterized in that the steel bar welding apparatus comprises:
the walking device can be arranged on the corresponding steel bar in the narrow space and can walk along the corresponding steel bar;
the position adjusting mechanism is arranged on the traveling device and can adjust the position along the transverse direction and the vertical direction in a plane perpendicular to the traveling direction of the traveling device;
the mounting seat is rotatably arranged on the position adjusting mechanism;
two connecting plates rotatably connected to the mounting seat, wherein clamping parts are formed at the bottoms of the connecting plates;
a rotary reset spring connected to the connection part of the connecting plate and the mounting seat;
the base is arranged at the bottom of the connecting plate, a clamping groove is formed in the base corresponding to the clamping part, a limit block capable of being pressed is arranged at a notch of the base corresponding to the clamping groove, the limit block limits the clamping part when the clamping part is clamped in the clamping groove so as to prevent the clamping part from falling out of the clamping groove, when the connecting plate encounters a steel bar, the steel bar pushes the connecting plate to rotate, the clamping part presses the limit block so as to press the limit block downwards, the clamping part is further separated from the clamping groove, after the connecting plate passes over the corresponding steel bar, the connecting plate is reset under the action of a rotating reset spring, and the clamping part is clamped into the corresponding clamping groove again;
the welding mechanism is installed at the bottom of the base and can be adjusted in a lifting mode, and the welding mechanism can be adjusted in a rotating mode and is used for welding the joint of the steel bars.
2. The reinforcing bar welding apparatus for narrow spaces as set forth in claim 1, wherein the base is provided with a receiving groove corresponding to the stopper, a supporting spring is provided in the receiving groove, the supporting spring is connected with the stopper, and the supporting spring supports the stopper such that a portion of the stopper is located outside the receiving groove.
3. The reinforcing bar welding apparatus for narrow spaces as set forth in claim 1 or 2, wherein the upper surface of the stopper is a cambered surface.
4. The reinforcing bar welding apparatus for narrow spaces as set forth in claim 1, wherein the traveling means comprises a traveling platform and at least one pair of pulley mechanisms provided at the bottom of the traveling platform with an adjustable interval;
the pulley mechanism comprises a swinging seat which is rotatably and adjustably arranged on the walking platform and two sliding wheels which are rotatably arranged on the swinging seat;
the periphery of the sliding wheel is covered with a magnet layer;
the position adjusting mechanism is arranged on the walking platform.
5. The reinforcing bar welding apparatus for narrow spaces as set forth in claim 4, wherein a plurality of springs are connected between the traveling platform and the swing seat, the springs being disposed at intervals around the outer circumference of the rotation shaft of the swing seat.
6. The reinforcing bar welding apparatus for narrow spaces as set forth in claim 5, wherein a flange seat is provided on the traveling platform corresponding to the swing seat, and a through hole adapted to a rotation shaft of the swing seat is formed in an inner hollow of the flange seat;
the rotating shaft of the swinging seat is inserted into the through hole and can be adjusted in a vertical moving way along the through hole;
the spring support is connected between the flange seat and the swing seat.
7. The steel bar welding apparatus for narrow spaces as claimed in claim 4, wherein the traveling platform is provided with a pair of sliding seats slidably adjustable and a bi-directional telescopic driving member supportably coupled between the pair of sliding seats;
the bidirectional telescopic driving piece can be bidirectionally telescopic adjusted to adjust a pair of sliding seats to oppositely move or reversely move;
the pulley mechanisms are arranged on the corresponding sliding seats.
8. The steel bar welding equipment suitable for narrow spaces as claimed in claim 4, wherein at least two pairs of traveling wheels which can be telescopically adjusted are further arranged on the traveling platform;
each pair of walking wheels are oppositely arranged and can be abutted against corresponding structures in the narrow space through telescopic adjustment.
9. The reinforcing bar welding apparatus for narrow spaces as set forth in claim 8, wherein a sensor is provided on the traveling platform near the traveling wheel.
10. The reinforcing bar welding apparatus for narrow spaces as set forth in claim 1, further comprising a telescopic driving member installed between the base and the welding mechanism, the telescopic driving member being vertically disposed and being lifted and lowered by the telescopic adjusting means with the welding mechanism.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311594658.5A CN117300424B (en) | 2023-11-28 | 2023-11-28 | Reinforcing bar welding equipment suitable for narrow space |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311594658.5A CN117300424B (en) | 2023-11-28 | 2023-11-28 | Reinforcing bar welding equipment suitable for narrow space |
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| CN117300424A true CN117300424A (en) | 2023-12-29 |
| CN117300424B CN117300424B (en) | 2024-02-27 |
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| CN115178694A (en) * | 2022-08-04 | 2022-10-14 | 保利长大工程有限公司 | Cross steel bar welding mechanism |
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2023
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2006026668A (en) * | 2004-07-13 | 2006-02-02 | Kokuho:Kk | Welding carriage |
| CN110539098A (en) * | 2019-09-20 | 2019-12-06 | 上海隧道工程有限公司 | Automatic welding equipment and welding method for steel reinforcement cage robot |
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| CN117300424B (en) | 2024-02-27 |
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