A kind of grabbing equipment for section steel stacking

Abstract

The application discloses a kind of grabbing equipment for section steel stacking, it includes grabbing frame, walking component and two machine frames, the grabbing frame is movably installed between two machine frames by walking component for grabbing section steel, the machine frame is provided with Y-axis beam body along Y-axis, the walking component includes two groups of Y-axis walking group and two groups of Z-axis walking group, the Y-axis walking group is movably installed on Y-axis beam body and reciprocates along Y-axis, the Y-axis walking group is provided with a mounting seat, the Z-axis walking group is movably installed on mounting seat, and its bottom is installed with the grabbing frame to drive it to move up and down along Z-axis.The application does not need to use chain wheel and chain, Y-axis walking beam is embedded in Y-axis beam body, and Z-axis beam body is installed on mounting seat, which greatly saves the floor area of the equipment and the installation form is more simple and efficient.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of profile steel production equipment, and particularly relates to a grabbing device for profile steel stacking. BACKGROUND

[0002] Profile steels have various structures, among which I-beams, channel steels and angle steels are widely used in industrial buildings and metal structures, such as workshops, bridges, ships, agricultural vehicle manufacturing, power transmission towers, and transportation machinery, and are often used in combination. Flat steels are used as bridges, frames, fences, power transmission ships, vehicles, etc. in construction sites. Round steels and square steels are used as various mechanical parts, agricultural machine parts, tools, etc.

[0003] After being produced and shaped, profile steels need to be stacked and placed. The existing stacking device for C / Z profile steels is different from that for other profile steels. The stacking device does not need to be provided with a reversible grabbing structure, and the stacking operation is completed by direct grabbing and placing. However, the existing stacking device needs to grab and move C / Z profile steels to the stacking position, and needs to be provided with structures for upward and downward lifting and forward and backward movement. However, these structures are relatively complex, and most of them drive mechanical arms to move through motors, chains and sprockets. The installation is relatively complex, the accuracy is not high, a large space is occupied, and the structure demand for small size and easy installation cannot be met. Therefore, a grabbing structure for C / Z profile steel stacking is needed, which does not need to drive the mechanical arm to move through chains and sprockets, has a small size, and is easy to install. SUMMARY

[0004] The present application aims to provide a grabbing device for profile steel stacking.

[0005] To achieve the above-mentioned purpose, the present application adopts the following technical solutions:

[0006] A grabbing device for profile steel stacking, comprising a grabbing frame, a walking assembly and two machine frames, the grabbing frame is movably installed between the two machine frames by the walking assembly for grabbing profile steels, the machine frame is provided with a Y-axis beam body arranged along the Y-axis, the walking assembly comprises two groups of Y-axis walking groups and two groups of Z-axis walking groups, the Y-axis walking group is movably installed on the Y-axis beam body and reciprocates along the Y-axis, the Y-axis walking group is provided with a mounting seat, and the Z-axis walking group is movably installed on the mounting seat, and the bottom thereof is installed with the grabbing frame to drive the grabbing frame to move up and down along the Z-axis.

[0007] Further, the Y-axis walking group comprises a Y-axis walking beam, a Y-axis rack and a Y-axis gear, any one of the Y-axis walking groups is selected as the driving side and is provided with a Y-axis motor, and the other Y-axis walking group is the driven side, the Y-axis rack is arranged on the side wall of the Y-axis beam body, the Y-axis motor is arranged on the Y-axis walking beam, the output part of the Y-axis motor is installed with a first transmission shaft, the first transmission shaft is installed with two Y-axis gears and drives the Y-axis gears to move on the Y-axis rack, and drives the Y-axis walking beam to move along the Y-axis beam body.

[0008] Further, the Y-axis walking group further comprises a Y-axis guide rail and a Y-axis sliding block, the Y-axis guide rail is installed on the Y-axis beam body, and the Y-axis sliding block is arranged on the inner side wall of the Y-axis walking beam and is slidably installed with the Y-axis guide rail.

[0009] Further, the Y-axis guide rail has two and is arranged at the top and bottom of the Y-axis beam body respectively, the Y-axis sliding block has six and three groups are arranged at the upper and lower ends of the Y-axis walking beam respectively, and the Y-axis beam body is provided with a limiting stopper on the two side walls thereof for limiting the movement range of the Y-axis walking beam.

[0010] Further, the mounting seat is a U-shaped structure and is provided with a Z-axis sliding block on the inner wall thereof, the Z-axis walking group comprises a Z-axis guide rail, a Z-axis beam body, a Z-axis rack and a Z-axis gear, any one of the Z-axis walking groups is selected as the driving side and is provided with a Z-axis motor, the other Z-axis walking group is the driven side, the Z-axis guide rail is arranged on the side wall of the Z-axis beam body and cooperates with the Z-axis sliding block, the Z-axis beam body is movably installed on the mounting seat through the cooperation of the Z-axis guide rail and the Z-axis sliding block, the Z-axis rack is arranged on the Z-axis beam body, the output part of the Z-axis motor is installed on the Y-axis walking beam, the second transmission shaft is installed with the two Z-axis gears and drives the Z-axis gears to move on the Z-axis rack, thereby driving the Z-axis beam body to move up and down on the mounting seat.

[0011] Further, the Z-axis sliding block has two and is symmetrically arranged on the inner side wall of the mounting seat, the Z-axis beam body is correspondingly provided with two Z-axis guide rails and limiting stoppers are arranged on the two sides of the Z-axis guide rails for limiting the movement range of the Z-axis beam body.

[0012] Further, the Z-axis beam body is provided with an upper connecting seat at the bottom thereof, the grabbing frame is provided with a lower connecting seat matched with the upper connecting seat, and the upper connecting seat and the lower connecting seat are provided with matched mounting holes and are fixed by bolts.

[0013] Further, the grabbing frame is provided with a cross beam and a plurality of magnetic attraction assemblies are arranged on the cross beam at equal intervals for grabbing the profile steel, the magnetic attraction assembly comprises a mounting frame, a connecting frame and a magnetic attraction piece, the mounting frame is a tubular structure and is sleeved on the cross beam, the connecting frame is arranged at the bottom of the mounting frame and is connected with the magnetic attraction piece, and the magnetic attraction piece is connected with the background controller to generate magnetic attraction of the profile steel by power supply.

[0014] Further, the mounting frame and the cross beam are provided with aligned screw holes in the side walls and are fixed by bolts, the connecting frame comprises connecting columns, limiting plates, upper connecting plates, adjusting screws and lower connecting plates, the connecting columns are two in number and are fixed to the mounting frame, the limiting plates are arranged between the two connecting columns and are provided with two adjusting openings, the adjusting screws are two in number and are arranged in the two adjusting openings respectively, the upper connecting plates and the lower connecting plates are arranged at the top and the bottom of the two adjusting screws respectively, and the lower connecting plates are fixed to the magnetic members.

[0015] Further, the rack bottom is provided with a rack base for improving stability, and the rack base is installed on the ground and the rack by bolts respectively.

[0016] Compared with the background art, the present application has the following advantages after the above technical scheme is adopted.

[0017] The Y-axis walking group and the Z-axis walking group are arranged to drive the grabbing frame to move to grab the profile steel, the Y-axis walking group and the Z-axis walking group are respectively provided with motors and gears, the gears are installed by being engaged with the racks, the motors drive the gears on the two racks to move synchronously, drive the corresponding Y-axis walking beams to move forward and backward along the Y-axis beam bodies, and drive the corresponding Z-axis beam bodies to move up and down along the Z-axis sliders on the mounting seats, so that the Z-axis beam bodies drive the grabbing frame to move and the profile steel completes the stacking work, without using a chain wheel and a chain, the Y-axis walking beams are arranged in an embedded mode on the Y-axis beam bodies, and the Z-axis beam bodies are mounted on the mounting seats, so that the land occupation of the equipment is greatly saved and the installation form is simpler and more efficient. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0019] Figure 2 It is an exploded view of the driving side of the present application;

[0020] Figure 3 It is a front view of the present application;

[0021] Figure 4 It is Figure 3 It is a local enlarged view of A in the present application;

[0022] Figure 5 It is a top view of the present application;

[0023] Figure 6 It is a side view of the present application.

[0024] BRIEF DESCRIPTION OF DRAWINGS

[0025] Grabbing frame 1; rack 2; Y-axis walking group 3; Z-axis walking group 4; magnetic attraction assembly 5; cross beam 11; Y-axis beam body 21; mounting seat 31; Y-axis walking beam 32; Y-axis rack 33; Y-axis gear 34; Y-axis motor 35; first transmission shaft 36; Y-axis guide rail 37; Y-axis sliding block 38; Z-axis sliding block 41; Z-axis guide rail 42; Z-axis beam body 43; Z-axis rack 44; Z-axis gear 45; Z-axis motor 46; second transmission shaft 47; upper connecting seat 431; lower connecting seat 432; mounting frame 51; connecting frame 52; magnetic attraction piece 53; connecting column 521; limiting plate 522; upper connecting plate 523; adjusting screw 524; lower connecting plate 525. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application is further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and do not limit the present application.

[0027] It should be noted in the present application that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements of the present application must have a specific orientation, and therefore cannot be understood as a limitation on the present application. EMBODIMENT

[0028] Cooperation Figures 1 to 6 As shown, the present application discloses a kind of grabbing equipment for type steel stacking, including grabbing frame 1, walking assembly and two racks 2, grabbing frame 1 is movably installed between two racks 2 by walking assembly for grabbing type steel, and stacking operation is completed by driving grabbing frame 1 to move grabbing and placing type steel by walking assembly, the grabbing frame 1 is applied to the stacking operation of C / Z type steel, rack 2 is provided with Y-axis beam body 21 along Y axis, walking assembly includes two groups of Y-axis walking group 3 and two groups of Z-axis walking group 4, Y-axis walking group 3 is movably installed on Y-axis beam body 21 and reciprocates along Y axis direction, Y-axis walking group 3 is provided with a mounting seat 31, Z-axis walking group 4 is movably installed on mounting seat 31, and its bottom is installed with grabbing frame 1 to drive it to move up and down along Z axis direction.

[0029] Two racks 2 are preferably symmetrically arranged, one of the two racks 2 as the driving side, and the other as the driven side.

[0030] The rack 2 is welded with the Y-axis beam body 21, the Y-axis walking group 3 includes the Y-axis walking beam 32, the Y-axis rack 33 and the Y-axis gear 34, and any one of the Y-axis walking groups 3 is selected as the driving side and is provided with the Y-axis motor 35, and the other Y-axis walking group 3 is the driven side, for example, the left end rack 2 is the driving side, the Y-axis walking group 3 on the rack 2 is the driving side and is provided with the Y-axis motor 35, and the other rack 2 is not provided with the Y-axis motor 35.

[0031] The Y-axis rack 33 is arranged on the side wall of the Y-axis beam body 33 and is fixed by welding or bolt mounting, the Y-axis motor 35 is arranged on the Y-axis walking beam 32, the output part of the Y-axis motor 35 is provided with the first transmission shaft 36, the first transmission shaft 36 is mounted with the two Y-axis gears 34 and drives the two Y-axis gears 34 to move on the Y-axis rack 33, the mounting mode of the first transmission shaft 36 and the Y-axis gear is preferably connected by a mounting pipe or welded, the driving mode of the Y-axis motor 35 driving the first transmission shaft 36 is preferably through a driving speed reducer, the output part of the speed reducer is mounted with the first transmission shaft 36 and drives the two Y-axis gears 34 to rotate, the two first transmission shafts 36 can also be driven by a mechanical structure including a transmission gear, the mechanical structure is not limited in the embodiment, and the two first transmission shafts 36 can also be directly driven, the two first transmission shafts are respectively mounted with the Y-axis gears 34 and drive the Y-axis walking beam 32 to move along the Y-axis beam body 21.

[0032] The mounting seat 31 is mounted on the side wall of the Y-axis walking beam 32 by bolts or screws, the mounting seat 31 and the Y-axis walking beam 32 are provided with the aligned screw holes, the Y-axis walking beam 32 is a frame structure, the Y-axis beam body 21 is embedded in the Y-axis walking beam 32, the Y-axis walking beam 32 moves on the Y-axis rack 33 through the Y-axis gears 34 and then moves along the Y-axis beam body 21, and the direction of the Y-axis rack 33 is consistent with the Y-axis beam body 21.

[0033] The Y-axis walking beam 32 of the embodiment is preferably a C-shaped frame structure.

[0034] The Y-axis walking group 3 further includes the Y-axis guide rail 37 and the Y-axis sliding block 38, the Y-axis guide rail 37 is mounted on the Y-axis beam body 21, and the Y-axis sliding block 38 is arranged on the inner side wall of the Y-axis walking beam 32 and is slidably mounted with the Y-axis guide rail 37.

[0035] The Y-axis guide rail 37 has two and is arranged on the top and the bottom of the Y-axis beam body 21 respectively, the Y-axis sliding block 38 has six and three groups are arranged on the upper and lower ends of the Y-axis walking beam 32 respectively, and the Y-axis beam body 21 is provided with the limiting stopper on the two side walls for limiting the movement range of the Y-axis walking beam 32.

[0036] The mounting seat 31 is a U-shaped structure and is provided with a Z-axis sliding block 41 on the inner wall thereof, the Z-axis walking assembly 4 comprises a Z-axis guide rail 42, a Z-axis beam body 43, a Z-axis rack 44 and a Z-axis gear 45, and any one of the Z-axis walking assemblies 4 is selected as the driving side and is provided with a Z-axis motor 46, and the other Z-axis walking assembly 4 is the driven side, the Z-axis guide rail 42 is arranged on the side wall of the Z-axis beam body 43 and is matched with the Z-axis sliding block 41, the Z-axis beam body 43 is movably arranged on the mounting seat 31 through the cooperation of the Z-axis guide rail 42 and the Z-axis sliding block 41, the Z-axis rack 44 is welded or arranged on the Z-axis beam body 43 through bolts, the Z-axis motor 46 is arranged on the Y-axis walking beam 32, and the output portion of the Z-axis motor 46 is provided with a second transmission shaft 47, the second transmission shaft 47 is consistent with the first transmission shaft 36 in principle, the second transmission shaft 47 is arranged with the two Z-axis gears 45 and drives the Z-axis gears 45 to move on the Z-axis rack 44, so that the Z-axis beam body 43 moves up and down on the mounting seat 31.

[0037] The Z-axis beam body 43 is arranged in the mounting seat 31 in a U-shaped structure, and an upper tank chain rack is arranged on the top of the Z-axis beam body 43 and used for arranging a tank chain connected with the Z-axis motor 46 and a background controller.

[0038] The rack 2 is provided with a lower tank chain rack used for arranging a tank chain connected with the Y-axis motor 35 and the background controller.

[0039] The Z-axis motor 46 and the Y-axis motor 35 of the embodiment are arranged with motor bases at the bottom and are arranged on the corresponding positions of the Y-axis walking beam 32 through the motor bases.

[0040] The Z-axis sliding block 41 is arranged symmetrically on the inner side wall of the mounting seat 31, and the Z-axis beam body 43 is correspondingly provided with two Z-axis guide rails 42 and limiting stoppers arranged on the two sides of the Z-axis guide rails 42 and used for limiting the movement range of the Z-axis beam body 41.

[0041] The limiting stoppers of the Y-axis walking assembly 3 are arranged on the side wall of the Y-axis beam body 21 and are arranged on the two sides of the Y-axis rack 33 through welding or bolts, and the Y-axis walking beam 32 is preferably provided with fixed blocks matched with the limiting stoppers on the inner side wall thereof, the fixed blocks can be arranged on the two sides of the Y-axis gear, so that the Y-axis gear does not directly contact the limiting stopper, the movement of the Y-axis gear 34 is limited through the abutment of the fixed blocks and the limiting stoppers, and detection devices such as stroke counters and photoelectric sensors can also be arranged, which are not limited in the embodiment.

[0042] The limiting stoppers of the Z-axis walking assembly 4 are arranged on the side wall of the Z-axis beam body 43, and the limiting stoppers are arranged on the upper and lower sides of the Z-axis guide rail 42 through welding or bolts and are matched with the mounting seat 31 or the Z-axis sliding block 41, so as to limit the movement range thereof.

[0043] The limiting block is sleeved with a rubber sleeve or is provided with a rubber block on the outer wall for buffering.

[0044] The bottom of the Z-axis beam body 43 is provided with an upper connecting seat 431 welded on the bottom of the Z-axis beam body 43, the grabbing frame 1 is provided with a lower connecting seat 432 matched with the upper connecting seat 431, the lower connecting seat 431 is arranged on the grabbing frame 1 by welding, and the upper connecting seat 431 and the lower connecting seat 432 are provided with aligned mounting holes and are fixed by bolts.

[0045] The grabbing frame 1 is provided with a cross beam 11 and a plurality of magnetic attraction assemblies 5 are arranged on the cross beam 11 at equal intervals for grabbing the profile steel, the magnetic attraction assembly 5 comprises a mounting frame 51, a connecting frame 52 and a magnetic attraction piece 53, the mounting frame 51 is a tubular structure and is sleeved on the cross beam 11, the connecting frame 52 is arranged at the bottom of the mounting frame 51 and is connected with the magnetic attraction piece 53, and the magnetic attraction piece 53 is connected with the background controller and generates magnetic attraction of the profile steel by power supply.

[0046] The grabbing frame 1 and the cross beam 11 are preferably welded.

[0047] The mounting frame 51 and the cross beam 11 are provided with aligned screw holes in the side walls and are fixed by bolts, the connecting frame 52 comprises a connecting column 521, a limiting plate 522, an upper connecting plate 523, an adjusting screw rod 524 and a lower connecting plate 525, the connecting column 521 has two and is fixedly connected with the mounting frame 51, the connecting mode is preferably welding, the limiting plate 522 is arranged between the two connecting columns 521 and is provided with two adjusting openings, the adjusting screw rod 524 has two and is arranged in the two adjusting openings respectively for adjusting the height of the magnetic attraction piece 53 through threaded connection, the upper connecting plate 523 and the lower connecting plate 525 are arranged at the top and the bottom of the two adjusting screw rods 524 respectively, the adjusting screw rod 524 is rotatably arranged with the upper connecting plate 523 and the lower connecting plate 525 respectively, corresponding rotating holes are arranged, the connecting mode is preferably welding, and the lower connecting plate 525 is fixedly connected with the magnetic attraction piece 53, and the connecting mode is preferably welding.

[0048] The bottom of the rack 2 is provided with a rack base for improving stability, and the rack base is arranged on the ground and the rack 2 by bolts.

[0049] The magnetic attraction piece 32 is provided with at least two, preferably three, in the embodiment, the magnetic attraction piece is a metal piece and generates magnetic force by power supply, the principle is the prior art, and the embodiment will not be described here, and the magnetic attraction assembly 5 can also adopt an electromagnetic chuck.

[0050] The Z-axis motor 46 and the Y-axis motor 35 in the embodiment are both servo motors, the corresponding Y-axis walking beam and Z-axis beam body are driven by the servo motor to move to the program specified position to perform the action of attracting the profile steel, and then the profile steel is placed in order according to a certain placing rule, and the placing rule of the C / Z profile steel is the existing mode, and the embodiment will not be described here.

[0051] The Z-axis motor 46 and the Y-axis motor 35 are matched with reducers, are respectively installed with corresponding first transmission shafts 36 and second transmission shafts 47 through the reducers, drive corresponding two Y-axis gears 34 / two Z-axis gears 45 synchronous work through driving corresponding transmission shafts, the motor is arranged at the driving side, and the driven side is driven to work synchronously through the driving side.

[0052] The Y-axis walking beam of the driven side is provided with a rotating hole and is internally provided with a rotating bearing, a first rotating shaft is arranged in the rotating bearing and is installed with the Y-axis gear of the driven side, or a rotating part on the bearing is installed; similarly, a rotating seat is arranged on the Y-axis walking beam and is internally rotatably installed with a rotating bearing, a second transmission shaft is installed in the rotating bearing and is installed with the Z-axis gear, or a rotating part on the bearing is installed; the rotating part is preferably a rotating rod which is installed with the gear and the transmission shaft.

[0053] The Y-axis walking group 3 and the Z-axis walking group 4 are arranged to drive the grabbing frame 1 to move to grab the profile steel, wherein the Y-axis walking group 3 and the Z-axis walking group 4 are respectively provided with a motor and a gear through gear and rack engagement, the motor drives the gears on the two racks 2 to move synchronously, drives the corresponding Y-axis walking beam 32 to move forward and backward along the Y-axis beam body 21, and the corresponding Z-axis beam body 43 moves up and down along the Z-axis sliding block 41 on the mounting seat 31, the Z-axis beam body 43 drives the grabbing frame 1 to move, so that the profile steel is adsorbed and moved to complete the stacking work, without using a chain wheel and a chain, the Y-axis walking beam 32 is arranged in an embedded mode on the Y-axis beam body 43, and the Z-axis beam body 43 is installed on the mounting seat 31, so that the land occupation of the equipment is greatly saved, and the installation form is simple and efficient.

[0054] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A gripping device for stacking structural steel, characterized in that: The device includes a gripping frame, a traveling assembly, and two frames. The gripping frame is movably mounted between the two frames via the traveling assembly for gripping structural steel. Each frame has a Y-axis beam arranged along the Y-axis. The traveling assembly includes two sets of Y-axis traveling groups and two sets of Z-axis traveling groups. The Y-axis traveling groups are movably mounted on the Y-axis beam and reciprocate along the Y-axis. Each Y-axis traveling group has a mounting base. The Z-axis traveling groups are movably mounted on the mounting base, and their bottoms are connected to the gripping frame, driving it to move up and down along the Z-axis. The Y-axis traveling assembly includes a Y-axis traveling beam, a Y-axis rack, and Y-axis gears. One set of the Y-axis traveling assemblies is selected as the active side and equipped with a Y-axis motor, while the other set of the Y-axis traveling assemblies is the driven side. The Y-axis rack is installed on the side wall of the Y-axis beam, and the Y-axis motor is installed on the Y-axis traveling beam. Its output part is equipped with a first transmission shaft. The first transmission shaft is installed with the two sets of Y-axis gears and drives them to move on the Y-axis rack, thereby driving the Y-axis traveling beam to move along the Y-axis beam. The Y-axis traveling assembly also includes a Y-axis guide rail and a Y-axis slider. The Y-axis guide rail is mounted on the Y-axis beam, and the Y-axis slider is disposed on the inner side wall of the Y-axis traveling beam and is slidably mounted with the Y-axis guide rail. The mounting base is a U-shaped structure with a Z-axis slider on its inner wall. The Z-axis traveling assembly includes a Z-axis guide rail, a Z-axis beam, a Z-axis rack, and Z-axis gears. One set of the Z-axis traveling assemblies is selected as the active side and equipped with a Z-axis motor, while the other set is the driven side. The Z-axis guide rail is located on the side wall of the Z-axis beam and cooperates with the Z-axis slider. The Z-axis beam is movably mounted on the mounting base through the cooperation of the Z-axis guide rail and the Z-axis slider. The Z-axis rack is located on the Z-axis beam. The Z-axis motor is mounted on the Y-axis traveling beam, and its output part is equipped with a second drive shaft. The second drive shaft is installed with the two sets of Z-axis gears and drives them to move on the Z-axis rack, thereby driving the Z-axis beam to move up and down on the mounting base. The Z-axis slider has two sliders symmetrically arranged on the inner side wall of the mounting base. The Z-axis beam has two corresponding Z-axis guide rails and limit stops on both sides of the Z-axis guide rails to limit the range of motion of the Z-axis beam. The bottom of the Z-axis beam is provided with an upper connecting seat, and the gripping frame is provided with a lower connecting seat that cooperates with the upper connecting seat. The upper connecting seat and the lower connecting seat are provided with matching mounting holes and are fixed by bolts. The gripping frame has a crossbeam and multiple magnetic components are evenly spaced on the crossbeam for gripping steel. The magnetic components include a mounting frame, a connecting frame, and a magnetic element. The mounting frame is a tubular structure and is fitted onto the crossbeam. The connecting frame is located at the bottom of the mounting frame and is connected to the magnetic element. The magnetic element is connected to the background controller and generates magnetic attraction to the steel by being powered on. The mounting bracket and the crossbeam have aligning screw holes on their side walls and are fixed together with bolts. The connecting bracket includes connecting columns, limiting plates, upper connecting plates, adjusting screws, and lower connecting plates. There are two connecting columns, which are fixedly connected to the mounting bracket. The limiting plate is located between the two connecting columns and has two adjustment ports. There are two adjusting screws, which are respectively located in the two adjustment ports. The upper connecting plate and the lower connecting plate are respectively located at the top and bottom of the two adjusting screws. The lower connecting plate is fixedly connected to the magnetic suction component.

2. The gripping device for stacking structural steel as described in claim 1, characterized in that: The Y-axis guide rail has two rails, which are respectively set at the top and bottom of the Y-axis beam. The Y-axis slider has six sliders, which are set in groups of three at the top and bottom of the Y-axis traveling beam. The Y-axis beam has limit blocks on its two side walls to limit the range of motion of the Y-axis traveling beam.

3. The gripping device for stacking structural steel as described in claim 1, characterized in that: The bottom of the frame is provided with a frame base to improve stability, and the frame base is installed to the ground and the frame respectively by bolts.

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