Fixing device for steel structure welding

Abstract

The utility model provides a fixing device for welding a steel structure, which comprises a turntable component, a fixing component and a fixing component, the turntable component comprises a bearing disc and an arc-shaped guide slide rail arranged on the bearing disc, and a shaft rod is arranged at the center of the bearing disc; the fixed supporting table is arranged on one side of the bearing disc, the rotating supporting table comprises a rotating plate rotationally connected with the shaft rod and an outer limiting plate arranged at the end, away from the shaft rod, of the rotating plate, a guide rod is arranged on the rotating plate, and the guide rod slides on the guide sliding rail; a locking disc is arranged on the shaft rod, a first locking rod perpendicular to the rotating plane of the rotating supporting table is arranged on the locking disc, and a second locking rod is arranged on the outer limiting plate. The double-layer locking effect of the first locking rod and the second locking rod can achieve stepless conversion under clamping, and the situation that the machining angle is limited is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to steel structure processing technical field especially relates to a fixed device for steel structure welding. BACKGROUND

[0002] Steel structure is the structure of steel material composition, is one of main building structure types. The structure is mainly composed of steel beam, steel column, steel truss and other components made of sectional steel and steel plate, and adopts rust removal and rust prevention processes such as silanization, pure manganese phosphating, water washing and drying, galvanizing.

[0003] In steel structure construction, part of steel structure is welded in advance to form a prefabricated structure in a processing plant, reducing the assembly workload on site. During welding, two parts of steel structure are welded at a specific angle according to processing needs. Usually, one part of steel structure is fixed, and the other part of steel structure is rotated around the fixed steel structure to adjust the angle relationship. After adjustment, it needs to be fixed in position to avoid angle deviation during welding. The device structure for angle adjustment and limiting in the prior art mostly adopts a single limiting structure. In order to compensate for the poor angle fixing effect caused by the single limiting structure, most angle fixing devices cannot achieve stepless adjustment, and there is a problem of limited processing angle. UTILITY MODEL CONTENTS

[0004] The utility model provides a fixed device for steel structure welding, which aims to solve the problem of poor angle fixing effect caused by the single limiting structure of the device structure for angle adjustment and limiting. Most angle fixing devices cannot achieve stepless adjustment, and there is a problem of limited processing angle.

[0005] The utility model is implemented as follows: a fixed device for steel structure welding includes:

[0006] A turntable assembly includes a bearing disc and an arc-shaped guide rail provided on the bearing disc. A shaft is provided at the center of the bearing disc.

[0007] A fixed support table is provided on one side of the bearing disc, and a rotating support table includes a rotating plate rotatably connected to the shaft and an outer limiting plate provided at the end of the rotating plate away from the shaft. A guide rod is provided on the rotating plate and slides in the guide rail.

[0008] A locking disc is provided on the shaft. A first locking rod perpendicular to the rotating plane of the rotating support table is provided on the locking disc. A second locking rod is provided on the outer limiting plate. When the angle adjustment of the fixed support table and the rotating support table is completed, the first locking rod abuts against the rotating plate, and the second locking rod abuts against the side wall of the guide rail.

[0009] Preferably, the guide rail is provided with a guide groove for accommodating the guide rod parallel to the end surface of the rotating support platform rotating plane, and the outer wall of the guide rail is provided with a side limiting groove, and the second locking rod is abutted in the side limiting groove.

[0010] Preferably, the rotating plate is provided with a bearing, and the rotating plate is assembled on the shaft rod through the bearing.

[0011] Preferably, the locking disc is provided with a plurality of groups of locking holes arranged in an annular array, and when the rotating plate is located below the corresponding locking hole, the first locking rod is assembled in the locking hole above the rotating plate, and the first locking rod is abutted on the rotating plate through the locking disc.

[0012] Preferably, the outer ring side of the bearing is further provided with a limiting groove, and the end of the first locking rod is abutted on the limiting groove.

[0013] Preferably, the second locking rod is arranged parallel to the rotating plane of the rotating support platform.

[0014] Compared with the prior art, the embodiment of the application has the following beneficial effects:

[0015] The fixing device for steel structure welding provided by the utility model mainly forms a double-layer locking effect through the downward abutting force of the first locking rod on the rotating plate from the vertical direction and the friction force between the second locking rod and the guide rail, limits the rotation of the rotating plate, fixes the angle between the fixed support platform and the rotating support platform, thereby improving the fixing effect of the rotating support platform in the machining process, and realizing stepless transformation under the double-layer locking effect and reducing the occurrence of machining angle limitation. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a structural schematic view of a fixing device for steel structure welding provided by the utility model.

[0017] Figure 2 is a structural schematic view of a rotating disc assembly of a fixing device for steel structure welding provided by the utility model.

[0018] Figure 3 is a structural schematic view of a side surface of a fixing device for steel structure welding provided by the utility model.

[0019] Figure 4 is a structural schematic view of the top view of a fixing device for steel structure welding provided by the utility model.

[0020] Figure 5 is a structural schematic view of a rotating support platform of a fixing device for steel structure welding provided by the utility model.

[0021] BRIEF DESCRIPTION OF DRAWINGS

[0022] 100, rotating disc assembly; 110, bearing disc; 120, guide slide rail; 121, side limiting groove; 122, guide groove; 130, shaft; 140, locking disc; 150, first locking rod;

[0023] 200, fixed support table;

[0024] 300, rotating support table; 310, rotating plate; 320, bearing; 330, outer limiting plate; 340, limiting groove; 350, second locking rod; 360, guide rod. DETAILED DESCRIPTION

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description herein is for describing particular embodiments only and is not intended to be limiting of the application; the present application will be described with reference to the drawings in which is shown by way of illustration the application in accordance with embodiments described herein in which:

[0026] Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase "in an embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily all directed to the same embodiment, or to a single alternative embodiment.

[0027] The utility model embodiment provides a kind of fixed device for steel structure welding, as shown in Figures 1-5 As shown, the fixed device for steel structure welding comprises:

[0028] Rotating disc assembly 100, the rotating disc assembly 100 includes bearing disc 110 and arc-shaped guide slide rail 120 arranged on bearing disc 110, and the center of bearing disc 110 is provided with shaft 130;

[0029] Fixed support table 200 and rotating support table 300, the fixed support table 200 is arranged on one side of bearing disc 110, and the rotating support table 300 includes rotating plate 310 rotatably connected with shaft 130 and outer limiting plate 330 arranged on the end of rotating plate 310 away from shaft 130, and the rotating plate 310 is provided with guide rod 360, and the guide rod 360 slides in guide slide rail 120;

[0030] The shaft 130 is provided with a locking disc 140, the locking disc 140 is provided with a first locking rod 150 perpendicular to the rotating plane of the rotating support table 300, the outer limiting plate 330 is provided with a second locking rod 350, when the angle adjustment of the fixed support table 200 and the rotating support table 300 is completed, the first locking rod 150 abuts on the rotating plate 310, and the second locking rod 350 abuts on the guide slide rail 120;

[0031] In the embodiment, the fixed support table 200 adopts the prior art, the fixed support table 200 and the rotating support table 300 are provided with clamps for fixing steel structures, here the clamps can be processed to clamp and need to adopt appropriate clamps, here the clamp structure is not described in detail, the clamp is mainly connected with the fixed support table 200 and the rotating support table 300 through a threaded connection mode, and the fixed support table 200 and the rotating support table 300 are provided with a plurality of groups of bolt fixing screw holes; the fixed support table 200 generally fixes a part of steel structures, and another part of steel structures is fixed on the rotating support table 300 through the clamp, another part of steel structures is dragged to rotate by the rotating support table 300, the included angle between the two parts of steel structures is changed, and the processing included angle between the two parts of steel structures is completed;

[0032] In the embodiment, the rotating support table 300 mainly forms a double-layer locking effect through the downward abutting force of the first locking rod 150 on the rotating plate 310 from the vertical direction and the friction force between the second locking rod 350 and the guide slide rail 120, the rotation of the rotating plate 310 is limited, the angle between the fixed support table 200 and the rotating support table 300 is fixed, and therefore the fixing effect of the rotating support table 300 in the processing process is improved; in the application, the rotating support table 300 utilizes two groups of different direction limiting modes to ensure the fixing effect of the rotating support table 300, on the basis of maintaining the fixing effect, stepless transformation can be realized, and the situation that the processing angle is limited is reduced.

[0033] As a preferred embodiment in the embodiment, the rotating plate 310 is provided with a bearing 320, the rotating plate 310 is assembled on the shaft 130 through the bearing 320, and the outer ring side of the bearing 320 is further provided with a limiting groove 340, and the tail end of the first locking rod 150 abuts on the limiting groove 340;

[0034] The locking disc 140 is provided with a plurality of groups of locking holes in a ring array, when the rotating plate 310 is located below the corresponding locking hole, the first locking rod 150 is assembled in the locking hole above the rotating plate 310, and the first locking rod 150 penetrates the locking disc 140 and abuts on the rotating plate 310;

[0035] In the embodiment, the spacing between the locking holes needs to be less than the width of the rotating plate 310, so that when the rotating plate 310 rotates to any position of the limiting groove 340, the rotating plate 310 is always located below the locking hole. By assembling the first locking rod 150 in the locking hole above the rotating plate 310, the first locking rod 150 penetrates the locking disc 140 and abuts against the rotating plate 310 in the limiting groove 340. The end of the first locking rod 150 is provided with a frosted surface structure to enhance the friction between the first locking rod 150 and the limiting groove 340.

[0036] As a preferred embodiment in the embodiment, the guide rail 120 is provided with a guide groove 122 accommodating the guide rod 360 parallel to the end surface of the rotating support table 300 rotating plane. During the rotation of the rotating plate 310, the guide rod 360 slides along the guide groove 122 during the rotation of the rotating plate 310. The guide rod 360 provides support force for the end of the rotating plate 310 away from the shaft 130.

[0037] The outer wall of the guide rail 120 is provided with a side limiting groove 121. The second locking rod 350 abuts against the side limiting groove 121 after penetrating the outer limiting plate 330. The structure of the second locking rod 350 and the side limiting groove 121 is the same as that of the first locking rod 150 and the limiting groove 340. Here, the second locking rod 350 is arranged parallel to the rotating plane of the rotating support table 300. The second locking rod 350 is limited with the rotating disc assembly 100 in a different way from the first locking rod 150. Different limiting methods are used to enhance the angle fixing effect between the fixed support table 200 and the rotating support table 300.

[0038] It should be noted that for the foregoing embodiments, in order to simply describe, they are all expressed as a series of action combinations, but those skilled in the art should know that the present application is not limited by the described action sequence, because according to the present application, some steps can be performed in other order or simultaneously. Secondly, those skilled in the art should know that the embodiments described in the specification all belong to preferred embodiments, and the actions and modules involved are not necessarily necessary for the present application.

[0039] The above examples are only used to illustrate the technical solutions of the present application, and are not intended to limit the protection scope of the present application. Obviously, the described examples are only some of the embodiments of the present application, not all the embodiments. Based on these examples, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application. Although the present application has been described in detail with reference to the above examples, those of ordinary skill in the art can still combine, add or delete the features in the embodiments of the present application according to the circumstances without creative labor, so as to obtain different other technical solutions which do not deviate from the concept of the present application in essence, and these technical solutions also fall within the scope of the present application.

Claims

1. A fixing device for steel structure welding, characterized in that, include: A turntable assembly (100) includes a support plate (110) and an arc-shaped guide rail (120) disposed on the support plate (110). A shaft (130) is provided at the center of the support plate (110). A fixed support platform (200) and a rotating support platform (300) are provided. The fixed support platform (200) is located on one side of the bearing plate (110). The rotating support platform (300) includes a rotating plate (310) rotatably connected to the shaft (130) and an outer limiting plate (330) located at the end of the rotating plate (310) away from the shaft (130). A guide rod (360) is provided on the rotating plate (310), and the guide rod (360) slides on the guide rail (120). The shaft (130) is provided with a locking disc (140), and the locking disc (140) is provided with a first locking rod (150) perpendicular to the rotation plane of the rotating support platform (300). The outer limiting plate (330) is provided with a second locking rod (350). After the angle of the fixed support platform (200) and the rotating support platform (300) is adjusted, the first locking rod (150) abuts against the rotating plate (310), and the second locking rod (350) abuts against the side wall of the guide rail (120).

2. The fixing device for steel structure welding as described in claim 1, characterized in that, The guide rail (120) has a guide groove (122) on its end face parallel to the rotation plane of the rotating support platform (300) to accommodate the guide rod (360). The outer wall of the guide rail (120) has a side limiting groove (121), and the second locking rod (350) abuts against the side limiting groove (121).

3. The fixing device for steel structure welding as described in claim 2, characterized in that, The rotating plate (310) is provided with a bearing (320), and the rotating plate (310) is assembled on the shaft (130) through the bearing (320).

4. A fixing device for steel structure welding as described in claim 3, characterized in that, The locking disc (140) has a ring array of several sets of locking holes. When the rotating plate (310) is located below the corresponding locking hole, the first locking rod (150) is assembled in the locking hole located above the rotating plate (310). The first locking rod (150) passes through the locking disc (140) and abuts against the rotating plate (310).

5. A fixing device for steel structure welding as described in claim 4, characterized in that, The outer ring side of the bearing (320) is also provided with a limiting groove (340), and the end of the first locking rod (150) abuts against the limiting groove (340).

6. A fixing device for steel structure welding as described in claim 5, characterized in that, The second locking rod (350) is arranged parallel to the rotation plane of the rotating support platform (300).

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