CN223289251U - Truss group welding platform - Google Patents

Abstract

The utility model discloses a truss group welding platform which comprises a welding platform, wherein a steel bar storage rack is arranged on one side of the welding platform and used for storing steel bar beams used for welding truss groups, a movable welding assembly is arranged above the welding platform, the steel bar storage rack can insert the steel bar beams into the upper parts of a plurality of trusses to be welded on the welding platform, and the welding assembly can weld the steel bar beams and the trusses together to form the truss group. The truss group welding platform is high in automation degree, the steel bar storage rack is used for automatically providing the used steel bar beams for welding a plurality of trusses on the welding platform, the clamping and positioning assembly, the truss supporting assembly and the beam bearing assembly on the welding platform are matched, so that the positioning of a plurality of groups of trusses and the steel bar beams is accurate, the trusses and the steel bar beams are welded through pushing down and pressing up the welding assembly, the welding quality is stable and reliable, and the welding efficiency of the truss group is greatly improved.

Description

Truss group welding platform

Technical Field

The utility model relates to the field of constructional engineering, in particular to a truss group welding platform.

Background

At present, in order to accelerate construction progress and save materials, steel bar truss floors are favored by the engineering world, and more applications are in engineering. The steel bar truss floor support plate is characterized in that steel bars in a floor slab are processed into steel bar trusses in factories, galvanized steel plates are processed into profiled steel plates, the steel bar trusses and the galvanized steel plates are welded into an integral composite floor slab through resistance electric welding, construction loads are born by replacing a template scaffold in a construction stage, and the upper steel bars participate in structural stress in a use stage, so that the steel bar truss floor support plate is an economical, convenient, safe and reliable building floor slab material.

In recent years, the forms of steel bar truss floor support plates are also more and more diversified, and mainly comprise two types of metal templates and wooden templates, wherein a metal bottom die can be removed or not, and the wooden templates generally need to be removed. However, if the bottom plate is removed, time and labor are wasted, concrete is exposed, the bottom plate is required to be plastered and then scraped, and the bottom plate is not removed, so that a suspended ceiling is required to cover the bottom plate because the metal bottom plate cannot be plastered and scraped. Therefore, the applicant develops a disassembly-free truss plate, which embeds the lower part of a steel bar truss in concrete slurry, and realizes connection with the steel bar truss along with solidification molding of the concrete slurry, namely, connection of the bottom plate and the steel bar truss is completed in the process of producing the concrete bottom plate, thereby avoiding complex structure of the bottom plate caused by the attachment of the connecting part of the steel bar truss, and reducing the installation of the attachment connecting piece and workload of completing connection of the steel bar truss and the bottom plate through the connecting piece.

In the process of producing the truss plates, the steel bar trusses are usually placed in a mould one by one, then concrete slurry is paved in the mould, the truss plates are shaped after being compacted and smoothed by vibration, and the shaped truss plates can be used in constructional engineering. However, in actual production and processing, if the steel bar trusses are placed one by one manually, the labor intensity of workers is high, the production efficiency is low, and the consistency of the spacing and the height of the trusses cannot be ensured, so that the quality of the final truss plates is affected. Therefore, the applicant welds a plurality of steel bar trusses to form truss groups, only one truss group needs to be placed in a die, so that the production efficiency of truss plates is effectively improved, but truss plates are produced in a large scale, manual welding of the truss groups is adopted, the problems of high labor intensity and low production efficiency of workers are brought, and in addition, the welding technology of workers is very dependent, so that a truss group welding platform needs to be designed so as to improve the welding efficiency and quality of truss groups.

Disclosure of utility model

The utility model provides a truss group welding platform which has the effects of high production efficiency and stable welding quality. The specific technical scheme is as follows:

A truss group welding platform comprises a welding platform, wherein a steel bar storage rack is arranged on one side of the welding platform and used for storing steel bar beams used for welding truss groups, a movable welding assembly is arranged above the welding platform, the steel bar storage rack can insert the steel bar beams into the upper parts of a plurality of trusses to be welded on the welding platform, and the welding assembly can weld the steel bar beams and the trusses to form truss groups.

Further, clamping and positioning assemblies are arranged above the welding platform, two groups of clamping and positioning assemblies are symmetrically arranged above the welding frame so as to clamp and fix a plurality of groups of trusses on the welding frame.

Further, the clamping and positioning assembly comprises a positioning cylinder, the positioning cylinder is connected with the positioning plate, and the positioning cylinder can drive the positioning plate to move so as to push the plurality of groups of trusses to move and align the ends of the plurality of groups of trusses.

Further, the welding platform's top is provided with crossbeam bearing subassembly, and crossbeam bearing subassembly is used for the bearing to place the reinforcing bar crossbeam.

Further, the beam bearing assembly comprises a plurality of rollers, the surfaces of the rollers are provided with V-shaped grooves, the V-shaped grooves on the surfaces of the rollers are on the same straight line, the steel bar storage rack can push the steel bar beam into the V-shaped grooves on the surfaces of the rollers, and the rollers jointly bear the steel bar beam.

Further, the beam bearing assembly comprises a limit baffle assembly which is arranged on one side of the welding frame far away from the steel bar storage rack and corresponds to the connecting line of the V-shaped grooves on the surfaces of the rollers.

Further, the mobilizable setting of welding set spare is on the main frame, and the main frame includes the main frame, and the main frame sets up in welding platform and the top of reinforcing bar storage rack, and main frame's the downwardly extending all around is provided with the main leg, and the main leg links to each other with ground is fixed to make the main frame cover establish in welding platform and the top of reinforcing bar storage rack.

Further, the welding assembly comprises an upper welding assembly and a lower welding assembly, the upper welding assembly is arranged on the main frame and can move up and down relative to the main frame, the lower welding assembly is arranged on the welding platform and can move up and down relative to the welding platform, and the upper welding assembly and the lower welding assembly can simultaneously collide with the truss and the steel bar beam and complete welding.

Further, the steel bar storage rack comprises a bottom plate, a plurality of base plates are fixedly and vertically arranged on the bottom plate in an inclined mode, a plurality of base plates are arranged in parallel, a steel bar placing table is arranged on the side edges of the base plates, a steel bar beam can be placed in the steel bar placing table, a pushing table is arranged at the top of the base plates, a sliding plate is arranged on the side edges of the base plates in a bonding sliding mode, a jacking table is arranged on the side edges of the sliding plate, when the sliding plate slides from bottom to top, the jacking table can lift the steel bar beam in the steel bar placing table into the pushing table, a shifting block assembly is arranged above the pushing table, and the shifting block assembly can push the steel bar beam in the pushing table out to a welding platform.

Further, the number of the steel bar storage frames is two, the two steel bar storage frames are respectively connected with the fixed table and the movable table, and the steel bar storage frames arranged on the movable table can move relative to the movable table.

The truss group welding platform is high in automation degree, the steel bar storage rack is used for automatically providing the used steel bar beams for welding a plurality of trusses on the welding platform, the clamping and positioning assembly, the truss supporting assembly and the beam bearing assembly on the welding platform are matched, so that the positioning of a plurality of groups of trusses and the steel bar beams is accurate, the trusses and the steel bar beams are welded through pushing down and pressing up the welding assembly, the welding quality is stable and reliable, and the welding efficiency of the truss group is greatly improved.

The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

FIG. 1 is a perspective view of a truss set welding platform of the present utility model;

FIG. 2 is a perspective view of a welding platform of the present utility model;

FIG. 3 is a schematic view of the lower weld assembly and cross beam support assembly of the present utility model;

FIG. 4 is a schematic diagram of the connection of the upper welding assembly to the mobile frame of the present utility model;

Fig. 5 is a perspective view of a reinforcement bar storage rack of the reinforcement bar feeding apparatus of the present utility model;

FIG. 6 is a schematic view of the slide plate of the present utility model in an initial position;

Fig. 7 is an enlarged view of a portion a of fig. 6;

Fig. 8 is an enlarged view of a portion B of fig. 6;

FIG. 9 is a schematic view of the slide plate of the present utility model as it moves from an initial position to a raised position;

FIG. 10 is a schematic view of the slide plate of the present utility model in a raised position;

FIG. 11 is a schematic view of the slide plate of the present utility model as it moves from the raised position to the initial position;

FIG. 12 is a schematic view of the slide plate of the present utility model returning to an initial position;

fig. 13 is an enlarged view of a portion C of fig. 12.

Detailed Description

For a better understanding of the objects, functions and specific design of the present utility model, the truss set welding platform of the present utility model will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-13, the truss group welding platform comprises a welding platform 2, wherein one side of the welding platform 2 is provided with a steel bar storage rack 1, the steel bar storage rack 1 is used for storing steel bar cross beams 3 used for welding truss groups, a movable welding assembly 4 is arranged above the welding platform 2, the steel bar storage rack 1 can insert the steel bar cross beams 3 into the upper parts of a plurality of trusses to be welded on the welding platform 2, and the welding assembly 4 can weld the steel bar cross beams 3 and the trusses to form the truss group.

Specifically, as shown in fig. 1-4, the welding platform 2 comprises a welding frame 21, a clamping and positioning assembly 5, a truss supporting assembly 6 and a beam bearing assembly 7 are respectively arranged above two ends of the welding frame 21, the clamping and positioning assembly 5 can position and clamp a plurality of groups of trusses placed on the welding frame 21 so that the ends of the plurality of groups of trusses are aligned and fixed on the welding frame 21 to form a steel bar beam 3 to be welded, the truss supporting assembly 6 can play a role in supporting the trusses, and the beam bearing assembly 7 is used for bearing the steel bar beam 3 to be placed.

The welding frame 21 includes a rectangular upper frame 211 and a lower frame 212, the upper frame 211 includes four corners of upper legs, the lower frame 212 includes four corners of lower legs, and the upper legs are sleeved on the lower legs and can slide relative to the lower legs, so that the heights of the four corners of the upper frame 211 are adjusted to ensure the levelness of the upper surface of the upper frame 211. In order to facilitate the adjustment of the upper frame 211, the lower frame 212 is provided with a lifter 213, the movable end of the lifter 213 is connected with the upper support leg, the height of the upper support leg is automatically adjusted by the lifter 213, and the lifter 213 can be an existing turbine screw lifter 213.

The clamping and positioning assemblies 5 are two groups, and the two groups of clamping and positioning assemblies 5 are symmetrically arranged above the welding frame 21 so as to clamp and fix a plurality of groups of trusses on the welding frame 21. The clamping and positioning assembly 5 comprises a positioning cylinder 51, the positioning cylinder 51 is connected with a positioning plate 52, and the positioning cylinder 51 can drive the positioning plate 52 to move so as to push the multiple groups of trusses to move and align the ends of the multiple groups of trusses. The two positioning cylinders 51 of this embodiment are used to increase the thrust and clamping force of the positioning plate 52, the two positioning cylinders 51 are connected to one cylinder block 53, and two ends of the cylinder block 53 are connected to the positioning plate 52 by bolts and nuts. The angle of the locating plate 52 is adjusted by adjusting the nut position to ensure that the ends of the plurality of trusses are aligned.

It is noted that in order to enable the two sets of clamping and positioning assemblies 5 to clamp trusses of different length specifications. The clamping and positioning assembly 5 of the embodiment is fixedly arranged above the welding frame 21, the other clamping and positioning assembly 5 is connected with the movable seat 22, and the movable seat 22 can drive the clamping and positioning assembly 5 to move on the welding frame 21, so that the clamping and positioning assembly 5 can be matched with the fixedly arranged clamping and positioning assemblies 5 to position and clamp trusses with different length specifications. Specifically, a movable seat 22 is arranged below the welding platform 2, a clamping and positioning assembly 5 which is arranged in a movable manner is connected with a positioning bracket 54, one end of the positioning bracket 54 is connected with a positioning air cylinder 51, and the other end of the positioning bracket 54 is fixedly connected with the movable seat 22, so that the clamping and positioning assembly 5 is connected with the movable seat 22.

The truss support assembly 6 includes a support frame 61 matching the truss shape, the truss and the support frame 61 of this embodiment are triangular prism shapes, the support frame 61 is disposed on the welding frame 21, and the support frame 61 can support the truss. In order to make the truss support assembly 6 support the trusses of different length specifications, the truss support assembly 6 of this embodiment is two sets of, and a set of truss support assembly 6 is fixed to be set up in welding frame 21 top, and another set of truss support assembly 6 links to each other with backup pad 62 is fixed, and backup pad 62 slides and sets up in welding frame 21 upper surface, and backup pad 62 links to each other with removal seat 22 through support column 63, and removal seat 22 can drive truss support assembly 6 and remove on welding frame 21 to can cooperate with the truss support assembly 6 of fixed setting, support the truss of different length specifications.

As shown in fig. 3, the beam support assembly 7 includes a plurality of rollers 71, V-shaped grooves are formed on the surfaces of the rollers 71, the V-shaped grooves on the surfaces of the plurality of rollers 71 are on the same line, the steel bar storage rack 1 can push the steel bar beam 3 into the V-shaped grooves on the surfaces of the rollers 71, and the plurality of rollers 71 support the steel bar beam 3 together, so that the steel bar beam 3 and a plurality of trusses are welded together by the assembly to be welded 4 to form a truss group. It should be noted that, in order to limit the distance that the reinforcement bar beam 3 is pushed in by the reinforcement bar storage rack 1, the beam support assembly 7 includes a limit baffle assembly 72, and the limit baffle assembly 72 is disposed on a side of the welding frame 21 away from the reinforcement bar storage rack 1 and corresponds to a line connecting V-shaped grooves on the surfaces of the plurality of rollers 71, so that the reinforcement bar storage rack 1 can collide with the limit baffle assembly 72 when pushing in the reinforcement bar beam 3. The stop plate assembly 72 includes a stop plate that is connected to a stop cylinder that can adjust the position of the stop plate to accommodate the reinforcing bar cross beams 3 of different length specifications.

The roller 71 of the present embodiment is connected to a roller holder 73, the roller holder 73 is connected to a roller bracket 74, and the roller bracket 74 is used for fixing the roller holder 73. Preferably, in order to avoid deflection when the reinforcement bar storage rack 1 pushes the reinforcement bar beam 3 into the V-shaped groove of the roller 71, guide stoppers 75 are provided on both sides above the roller seat 73.

The two sets of beam support assemblies 7 of this embodiment are provided for welding two reinforcing bar beams 3 simultaneously, so that the two sets of beam support assemblies 7 can be used for welding trusses of different length specifications. The roller brackets 74 of the beam support assembly 7 are fixed on the fixed base 23, and the fixed base 23 is fixedly connected with the lower frame 212 of the welding platform 2, so that the rollers 71 are fixed on the upper surface of the welding frame 21. The roller support 74 of the other group of beam support assemblies 7 is fixed on the movable seat 22, and the movable seat 22 can drive the beam support assemblies 7 to move on the welding frame 21, so that the beam support assemblies 7 can be matched with the beam support assemblies 7 which are fixedly arranged to provide the steel bar beams 3 for welding trusses with different length specifications.

The fixed seat 23 and the movable seat 22 of the present embodiment are both disposed below the welding platform 2 and fixedly connected to the lower frame 212 of the welding platform 2. The movable base 22 includes a movable base 221 and a movable mounting plate 222, which are connected, a slider is disposed below the movable base 221, a linear guide assembly is fixedly disposed below the lower frame 212, and the slider below the movable base 221 is connected to the linear guide assembly and slides on the linear guide assembly, so as to implement movement of the movable base 22. Preferably, a moving seat driving assembly is fixedly arranged below the lower frame 212 of the present embodiment, and the moving seat driving assembly can drive the moving seat 22 to slide on the linear guide rail assembly, and the moving seat driving assembly can use the existing screw structure. The mobile mounting plate 222 is used to connect the truss support assembly 6 to the beam carrying assembly 7.

As shown in fig. 1 and 4, the welding assembly 4 is movably disposed on the main frame 8, the main frame 8 includes a main frame 81, the main frame 81 is disposed above the welding platform 2 and the reinforcement storage rack 1, main legs 82 are disposed around the main frame 81 in a downward extending manner, and the main legs 82 are fixedly connected to the ground, so that the main frame 81 is covered above the welding platform 2 and the reinforcement storage rack 1. A movable frame 83 is provided in the main frame 81, the movable frame 83 is movable left and right in the main frame 81, the welding assembly 4 is provided on the movable frame 83, and the welding assembly 4 is movable back and forth on the movable frame 83.

Specifically, in the present embodiment, racks are fixedly provided on the main frame 81, gears are provided on the moving frame 83, the gears are connected to a driving motor, and the gears are driven to rotate by the driving motor, thereby realizing movement on the main frame 81.

The welding components 4 of the present embodiment are two groups, the welding components 4 include an upper welding component 41 and a lower welding component 42, the two groups of upper welding components 41 are both disposed on the movable frame 83 and can move up and down relative to the movable frame 83, one group of lower welding components 42 is disposed on the fixed seat 23 of the welding platform 2 and can move up and down relative to the welding platform 2, the other group of lower welding components 42 is disposed on the movable seat 22 of the welding platform 2 and can move up and down relative to the welding platform 2, and the upper welding components 41 and the lower welding components 42 can simultaneously collide with the truss and the reinforcing steel bar beam 3 and complete welding.

As shown in fig. 4, the upper welding assembly 41 includes a plurality of upper electrodes 411, the plurality of upper electrodes 411 are fixed on an upper carriage 412, the upper carriage 412 is slidably connected with an upper welding frame 413, and an upper welding driving assembly is provided on the upper welding frame 413, and the upper welding driving assembly can drive the upper carriage 412 to move up and down, so as to drive the upper electrodes 411 to move up and down, and the upper welding driving assembly is preferably an air cylinder. It will be appreciated that the upper welding frame 413 opposite to the lower welding assembly 42 connected to the fixed base 23 is fixedly provided on the moving frame 83, and the upper welding frame 413 opposite to the lower welding assembly 42 connected to the moving base 22 is slidably provided on the moving frame 83, and the upper welding moving assembly is provided on the moving frame 83, and the upper welding moving assembly can drive the upper welding frame 413 to slide on the moving frame 83 so that the upper electrode 411 can be aligned with the welding position. The upper welding moving assembly can be a screw rod structure or a motor linear guide rail, and the existing worm wheel screw rod lifter 213 is adopted in the embodiment.

As shown in fig. 3, the two sets of lower welding assemblies 42 fixed on the fixed base 23 and the movable base 22 of the present embodiment have the same structure, and herein, the lower welding assembly 42 is illustrated as a lower welding assembly 42 fixed on the fixed base 23, and includes a resistor transformer 43 and a plurality of lower electrodes 421, the resistor transformer 43 is fixed on the fixed base 23 and connected to the plurality of lower electrodes 421, the lower ends of the lower electrodes 421 are connected to a lower welding driving assembly 422, the lower welding driving assembly 422 is fixed on the fixed base 23, the lower welding driving assembly 422 can drive the lower electrodes 421 to move up and down, and the plurality of lower electrodes 421 can lift the reinforcing bar beam 3 and collide with a plurality of trusses to be welded, and the lower welding driving assembly 422 is preferably an air cylinder.

As shown in fig. 5-13, the steel bar storage rack 1 comprises a bottom plate 12, a plurality of seat plates 13 are fixedly and vertically arranged on the bottom plate 12 in an inclined manner, the seat plates 13 are arranged in parallel, a steel bar placing table 131 is arranged on the side edges of the seat plates 13, a steel bar cross beam 3 can be placed in the steel bar placing table 131, a pushing table 132 is arranged at the top of the seat plates 13, a sliding plate 14 is arranged on the side edges of the seat plates 13 in a bonding sliding manner, a lifting table 141 is arranged on the side edges of the sliding plate 14, when the sliding plate 14 slides from bottom to top, the lifting table 141 can lift the steel bar cross beam 3 in the steel bar placing table 131 into the pushing table 132, a shifting block assembly 161 is arranged above the pushing table 132, and the shifting block assembly 161 can push the steel bar cross beam 3 in the pushing table 132 to a position to be welded. Preferably, the seat plate 13 is fixedly connected with a pushing baffle 162 matched with the pushing table 132 in shape, and the pushing baffle 162 and the pushing table 132 form a pushing groove, so that the contact area of the steel bar beam 3 to be pushed is increased, and the steel bar beam 3 is prevented from falling.

Specifically, as shown in fig. 6 to 12, the slide plate 14 includes an initial position and a lifting position, and the slide plate 14 is repeatedly movable between the initial position and the lifting position to lift the reinforcing bar cross beams 3 in the reinforcing bar placing table 131 into the pushing table 132 one by one. The reinforcement bar placing table 131 of this embodiment includes a placing surface 1311 and a stop surface 1312 which are connected, the jacking table 141 includes a bearing surface 1411 and a stop surface 1412 which are connected, the pushing table 132 includes a rolling surface 1321 and a stop surface 1322 which are connected, when the sliding plate 14 is in the initial position, the bearing surface 1411 is parallel to the placing surface 1311 and located below the placing surface 1311, the stop surface 1412 is parallel to the stop surface 1312 and located in front of the stop surface 1312, and when the sliding plate 14 is moved from the initial position to the lifting position, the bearing surface 1411 lifts the reinforcement bar beam 3 in the reinforcement bar placing table 131 upward, and it is noted that the distance between the stop surface 1412 and the stop surface 1312 is greater than the radius of the reinforcement bar beam 3 and less than 1.5 times the radius of the reinforcement bar beam 3, so that the jacking table 141 lifts only one reinforcement bar beam 3 at a time. When the slide plate 14 is in the lifting position, the bearing surface 1411 is parallel to the rolling surface 1321 and above the rolling surface 1321, and when the slide plate 14 moves from the lifting position to the initial position, that is, when the slide plate 14 moves downward, the bar beam 3 on the bearing surface 1411 falls onto the stop surface 1322 and rolls toward the rolling surface 1321 until it collides with the rolling surface 1321, thereby completing the lifting of the bar beam 3.

Preferably, the number of the reinforcement placing tables 131 in this embodiment is plural, the reinforcement placing tables are uniformly distributed on the side edges of the seat plate 13, the reinforcement storage grooves 133 are provided at the positions below the side edges of the seat plate 13, the reinforcement storage grooves 133 can store plural reinforcement beams 3, the sliding plates 14 are provided with plural jacking tables 141, the jacking tables 141 are in one-to-one correspondence with the reinforcement placing tables 131 and the reinforcement storage grooves 133, when the sliding plates 14 repeatedly move between the initial positions and the lifting positions, the reinforcement beams 3 in the reinforcement storage grooves 133 can be lifted up one by one into the reinforcement placing tables 131 above, the reinforcement beams 3 in each reinforcement placing table 131 are lifted up step by step, and the reinforcement beams 3 in the uppermost reinforcement placing table 131 are lifted up into the pushing tables 132 at the top. By providing the plurality of reinforcement placing tables 131, the distance that the slide plate 14 repeatedly moves can be reduced, and the reliability of lifting of the reinforcement beam 3 can be improved, and the probability of falling of the reinforcement beam 3 in the lifting process can be reduced.

The steel bar storage groove 133 is V-shaped, the steel bar storage groove 133 includes a first storage surface 1331, a bottom surface 1332 and a second storage surface, when the sliding plate 14 is at the initial position, the bearing surface 1411 of the lowest jacking platform 141 is parallel to the bottom surface 1332 and below the bottom surface 1332, the limiting surface 1412 is parallel to the first storage surface 1331 and in front of the first storage surface 1331, preferably, the length of the bottom surface 1332 is equal to the diameter of the steel bar beam 3, so that only one steel bar beam 3 can be accommodated on the bottom surface 1332, and the distance between the limiting surface 1412 and the first storage surface 1331 is greater than the radius of the steel bar beam 3 and less than 1.5 times the radius of the steel bar beam 3, so that the jacking platform 141 lifts only one steel bar beam 3 at a time. It should be noted that, when the sliding plate 14 is at the initial position, the limiting surface 1412 of the jack-up table 141 adjacent to the lowest jack-up table 141 is parallel to the first storage surface 1331 and is located behind the first storage surface 1331, so as to avoid affecting the lifting of the reinforcing bar beam 3.

When the slide plate 14 is in the lifting position, the bearing surface 1411 of the lowermost jacking table 141 is parallel to the placement surface 1311 of the lowermost reinforcement placement table 131 and is located above the placement surface 1311, and when the slide plate 14 is moved from the lifting position to the initial position, i.e., when the slide plate 14 moves downward, the reinforcement beam 3 on the bearing surface 1411 falls onto the placement surface 1311 and rolls toward the stopper surface 1312 until it collides with the stopper surface 1312, thereby completing the lifting of the reinforcement beam 3.

It should be noted that, when the sliding plate 14 moves downward, the limiting surface 1412 of the lowest lifting platform 141 is parallel to the first storage surface 1331 and is located in front of the first storage surface 1331, so that the reinforcing bar beam 3 in the reinforcing bar storage groove 133 can roll onto the bottom plate 12 only when the sliding plate 14 returns to the initial position. Similarly, since the stop surface 1312 of the reinforcement bar placement table 131 of each stage is parallel to the stop surface 1412 of the jack-up table 141 of the corresponding stage, and the stop surface 1412 is located in front of the stop surface 1312, the reinforcement bar beam 3 on the placement surface 1311 of the reinforcement bar placement table 131 can roll to a position abutting against the stop surface 1312 only when the slide plate 14 returns to the initial position.

All the sliding plates 14 of the present embodiment are connected to the driving assembly 17, the driving assembly 17 can drive the sliding plates 14 to move up and down repeatedly, the driving assembly 17 includes a lifting cylinder 171, the lifting cylinder 171 is fixed on the bottom plate 12 or the seat plate 13, the lifting cylinder 171 is connected to a lifting rod 172, the lifting rod 172 is fixedly connected to each sliding plate 14, and the sliding plates 14 can move repeatedly between the initial position and the lifting position through the extension and contraction of the lifting cylinder 171. Preferably, the sliding plate 14 is provided with a travel limit groove 142, the seat plate 13 is provided with a travel limit post 134, and the travel limit post 134 is inserted into the travel limit groove 142. When the sliding plate 14 is at the initial position, the stroke limit post 134 is located at the lower position of the stroke limit groove 142, and when the sliding plate 14 is at the lifting position, the stroke limit post 134 is located at the upper position of the stroke limit groove 142, and by arranging the stroke limit groove 142, the position accuracy of repeated movement of the sliding plate 14 can be improved, so that the accuracy and reliability of lifting the steel bar cross beam 3 are improved. It should be noted that, in order to reduce the resistance of the travel limit post 134 moving in the travel limit groove 142, a bearing is sleeved outside the travel limit post 134.

The pushing frame 18 is arranged above the seat plate 13, the pushing frame 18 is provided with a pushing component 181, the pushing component 181 is connected with the shifting block component 161, and the pushing component 181 can drive the shifting block component 161 to reciprocate so as to push out the reinforcing steel bar beam 3 in the pushing table 132 to a welding position. The pushing component 181 of this embodiment includes a pushing cylinder, where the pushing cylinder is connected to the dial block component 161, and drives the dial block component 161 to reciprocate by the pushing cylinder, where the pushing cylinder may be a rodless cylinder.

As shown in fig. 8, the dial assembly 161 includes a dial support 1611 and a dial plate 1612, the dial support 1611 is connected with the pushing cylinder, one end of the dial support 1611 away from the pushing cylinder extends toward the pushing table 132, the dial plate 1612 is fixedly disposed at one end of the dial support 1611 away from the pushing cylinder and perpendicular to the moving direction of the dial support 1611, and the area of the dial plate 1612 is larger than the cross-sectional area of the steel bar beam 3, so as to improve the reliability of pushing the steel bar beam 3.

As shown in fig. 5, the reinforcement storage rack 1 of the present embodiment further includes two side baffles 19, where the side baffles 19 are symmetrically disposed on two sides of the seat plate 13 near the edge of the bottom plate 12, and the side baffles 19 can prevent the reinforcement beam 3 from falling off from the seat plate 13 or the sliding plate 14. Preferably, the part of the side baffle 19 corresponding to the steel bar storage groove 133 is trapezoid with the lower part narrow and the upper part wide, so as to limit the steel bars in the steel bar storage groove 133 and prevent the steel bar cross beam 3 in the steel bar storage groove 133 from falling out when lifting and turning. The side baffle 19 and the reinforcing steel bar placing table 131 are identical in shape and the side edge surface of the side baffle 19 is arranged in front of the side edge surface of the seat plate 13, so that the limiting effect is achieved, and meanwhile, the area and the weight of the side baffle 19 are reduced.

The three seat boards 13 in this embodiment are uniformly arranged on the bottom board 12 at intervals, and the corresponding three sliding boards 14 are also arranged on the side of the seat board 13 in a lamination and sliding manner. The drive assembly 17 is arranged on the seat plate 13 in the intermediate position. Preferably, in order to reduce the weight of the whole device, the seat plate 13 is provided with a hollowed-out hole.

In order to cooperate with two sets of beam support members 7 on the welding platform 2, the two rebar storage racks 1 of this embodiment are respectively connected to the fixed stage 111 and the movable stage 112, and the rebar storage racks 1 disposed on the movable stage 112 are movable relative to the movable stage 112 so that the two rebar storage racks 1 can be aligned with the two beam support members 7, respectively.

The truss group welding platform is high in automation degree, the steel bar storage rack is used for automatically providing the used steel bar beams for welding a plurality of trusses on the welding platform, the clamping and positioning assembly, the truss supporting assembly and the beam bearing assembly on the welding platform are matched, so that the positioning of a plurality of groups of trusses and the steel bar beams is accurate, the trusses and the steel bar beams are welded through pushing down and pressing up the welding assembly, the welding quality is stable and reliable, and the welding efficiency of the truss group is greatly improved.

It should be noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model, and not for limiting the same, and although the present utility model has been described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the technical solution described in the above-mentioned embodiments may be modified or some technical features may be equivalently replaced, and these modifications or substitutions do not make the essence of the corresponding technical solution deviate from the spirit and scope of the technical solution of the embodiments of the present utility model.

Claims (10)

1. A truss group welding platform is characterized by comprising a welding platform, wherein a steel bar storage rack is arranged on one side of the welding platform and used for storing steel bar beams used for welding truss groups, a movable welding assembly is arranged above the welding platform, the steel bar storage rack can insert the steel bar beams into the upper parts of a plurality of trusses to be welded on the welding platform, and the welding assembly can weld the steel bar beams and the trusses together to form the truss group.

2. The truss set welding platform of claim 1, wherein two sets of clamping and positioning assemblies are arranged above the welding platform and symmetrically arranged above the welding frame to clamp and fix a plurality of sets of trusses on the welding frame.

3. The truss set welding platform of claim 2 wherein the clamping and positioning assembly includes a positioning cylinder coupled to the positioning plate, the positioning cylinder driving the positioning plate to move to push the plurality of sets of trusses to move and align the ends of the plurality of sets of trusses.

4. The truss set welding platform of claim 1 wherein a beam support assembly is disposed above the welding platform, the beam support assembly for supporting a rebar beam.

5. The truss set welding platform of claim 4 wherein the beam support assembly includes a plurality of rollers having V-shaped grooves on the surfaces thereof, the V-shaped grooves on the surfaces of the plurality of rollers being collinear, the bar storage rack being adapted to push the bar beam into the V-shaped grooves on the surfaces of the rollers, the plurality of rollers collectively supporting the bar beam.

6. The truss set welding platform of claim 5 wherein the beam support assembly includes a limit stop assembly disposed on a side of the welding frame remote from the rebar storage and corresponding to a line connecting the plurality of roller surface V-grooves.

7. The truss set welding platform of claim 1, wherein the welding assembly is movably disposed on a main frame, the main frame includes a main frame disposed above the welding platform and the reinforcement storage rack, main legs extending downwardly from a periphery of the main frame, the main legs being fixedly connected to the ground, such that the main frame is covered above the welding platform and the reinforcement storage rack.

8. The truss set welding platform of claim 7, wherein the welding assembly includes an upper welding assembly disposed on the main frame and movable up and down relative to the main frame, and a lower welding assembly disposed on the welding platform and movable up and down relative to the welding platform, the upper and lower welding assemblies being simultaneously in interference with the truss and the bar cross beam and completing the welding.

9. The truss set welding platform of claim 1, wherein the steel bar storage rack comprises a bottom plate, a plurality of base plates are fixedly and vertically arranged on the bottom plate in an inclined manner, the base plates are arranged in parallel, a steel bar placing table is arranged on the side edges of the base plates, a steel bar beam can be placed in the steel bar placing table, a pushing table is arranged at the top of the base plates, a sliding plate is arranged on the side edges of the sliding plate in a bonding sliding manner, a jacking table is arranged on the side edges of the sliding plate, when the sliding plate slides from bottom to top, the jacking table can lift the steel bar beam in the steel bar placing table into the pushing table, a shifting block assembly is arranged above the pushing table, and the shifting block assembly can push the steel bar beam in the pushing table out to the welding platform.

10. The truss set welding platform of claim 9, wherein the number of the bar storage racks is two, the two bar storage racks are connected to the fixed stage and the movable stage, respectively, and the bar storage racks provided on the movable stage are movable with respect to the movable stage.