Positioning and aligning device for steel structure

Abstract

The utility model discloses a positioning and aligning device for a steel structure. The positioning and aligning device comprises a workbench, two steel plates, a sliding type centering positioner, a fixed type centering positioner and a smoke purification assembly, wherein supporting legs are welded to the outer walls of the four corners of the bottom of the workbench. Two steel plates can be centered and positioned through the sliding type centring positioner and the fixed type centring positioner, then the connecting block is controlled to move through contraction of the piston rod of the air cylinder, the sliding seat slides and gets close to the fixed seat, and therefore the two steel plates can be accurately positioned and aligned. The situation that the butt joint of the two steel plates is staggered is avoided, and then the subsequent welding quality is guaranteed; and the smoke purification assembly is arranged, smoke generated in the welding process can be sucked to the ventilation opening through a smoke suction fan, the sucked smoke can be adsorbed and purified through an activated carbon plate, and therefore pollution of the smoke to the surrounding environment can be reduced to a certain degree.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structure welding auxiliary tools, in particular to a positioning and alignment device for steel structures. Background Art

[0002] When welding steel plates, a positioning and alignment device is required to secure and align the steel to ensure subsequent welding quality. A search revealed that patent application number 202221881839 discloses a positioning and alignment device for steel structures, which includes a support platform, a fixing platform, and a clamping assembly. While this patent has certain advantages, it has the following areas that require improvement in actual operation:

[0003] First, during the fixing process, it is not convenient to align the two steel plates. In the subsequent alignment process, the two steel plates cannot be accurately positioned and aligned. The joints of the two steel plates are prone to misalignment, and the subsequent welding quality cannot be guaranteed.

[0004] Secondly, it does not have the function of fume purification, and a large amount of fume will be generated during the subsequent welding process, causing certain pollution to the surrounding environment. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a positioning and alignment device for steel structures.

[0006] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0007] A positioning and alignment device for a steel structure comprises a workbench with support legs welded to the outer walls of the four corners of the bottom, two steel plates, a sliding centering positioner, a fixed centering positioner and a smoke purification component;

[0008] The sliding centering positioner comprises a sliding seat slidably connected to the workbench, a No. 1 slide groove provided on the top of the sliding seat, a No. 1 bidirectional screw rotatably mounted in the No. 1 slide groove, two No. 1 T-shaped positioning rods symmetrically screwed on two opposite threaded ends of the No. 1 bidirectional screw, and a No. 1 rotating handle welded to the outer wall of one end of the No. 1 bidirectional screw;

[0009] A cylinder is fixedly installed on the bottom outer wall of the workbench, a connecting block is fixedly connected to the piston rod of the cylinder, and the top outer wall of the connecting block is fixed to the bottom outer wall of the sliding seat.

[0010] Preferably, a slide is provided on the top of the workbench, and the outer wall of the connecting block is slidably connected to the inner wall of the slide.

[0011] Preferably, the fixed centering locator includes a fixed seat fixedly connected to the workbench, a No. 2 slide groove opened on the top of the fixed seat, a No. 2 bidirectional screw rotatably installed in the No. 2 slide groove, two No. 2 T-shaped positioning rods symmetrically threaded on the two opposite threaded ends of the No. 2 bidirectional screw, and a No. 2 turning handle welded to the outer wall of one end of the No. 2 bidirectional screw.

[0012] Preferably, the outer walls of the two No. 1 T-shaped positioning rods are both slidably connected to the inner wall of the No. 1 sliding groove.

[0013] Preferably, the smoke purification component includes a ventilation hole opened on the top of the workbench, an insertion channel opened in the ventilation hole, an activated carbon plate inserted in the insertion channel, and a smoke extraction fan fixedly installed on the outer wall of the bottom of the workbench.

[0014] Preferably, a permanent magnet sheet is fixedly embedded in the vent, and an iron block attracted to the permanent magnet sheet is fixed on the outer wall of one side of the activated carbon plate.

[0015] Preferably, the outer walls of the two No. 2 T-shaped positioning rods are both slidably connected to the inner wall of the No. 2 sliding groove.

[0016] The beneficial effects of the utility model are:

[0017] 1. The utility model can align the two steel plates through the sliding centering positioner and the fixed centering positioner. Then, the piston rod of the cylinder is retracted to control the movement of the connecting block, and then the sliding seat fixed on the top of the connecting block will slide and move closer to the fixed seat. In this way, the two steel plates can be accurately positioned and aligned, avoiding misalignment at the joint of the two steel plates, thereby ensuring the subsequent welding quality;

[0018] 2. A smoke purification component is provided, which can suck the smoke generated during the welding process to the ventilation port through the smoke extraction fan. The smoke sucked in will be adsorbed and purified by the activated carbon plate, which can reduce the pollution caused by the smoke to the surrounding environment to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall front-view three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the three-dimensional structure of the bottom of the workbench in the present utility model;

[0021] Figure 3 It is a schematic diagram of the three-dimensional structure of the sliding centering positioner and the fixed centering positioner in the utility model;

[0022] Figure 4 This is a three-dimensional enlarged structural diagram of the smoke purification component area in the present utility model.

[0023] In the figure: 1. Workbench; 2. Sliding seat; 3. No. 1 bidirectional screw; 4. No. 1 T-type positioning rod; 5. No. 1 turning handle; 6. Cylinder; 7. Connecting block; 8. Slide; 9. Fixed seat; 10. No. 2 bidirectional screw; 11. No. 2 T-type positioning rod; 12. No. 2 turning handle; 13. Insert; 14. Activated carbon plate; 15. Smoke exhaust fan; 16. Permanent magnet; 17. Iron block; 18. Steel plate. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0025] Example 1, reference Figure 1-3 , a positioning and alignment device for steel structures, comprising a workbench 1 with support legs welded to the outer walls of the four corners of the bottom, two steel plates 18, a sliding centering locator and a fixed centering locator;

[0026] In this embodiment, the sliding centering positioner includes a sliding seat 2 slidably connected to the workbench 1, a No. 1 slide groove opened on the top of the sliding seat 2, a No. 1 bidirectional screw 3 rotatably installed in the No. 1 slide groove, two No. 1 T-shaped positioning rods 4 symmetrically screwed on the two opposite threaded ends of the No. 1 bidirectional screw 3, and a No. 1 rotating handle 5 welded to the outer wall of one end of the No. 1 bidirectional screw 3, and the outer walls of the two No. 1 T-shaped positioning rods 4 are slidably connected to the inner wall of the No. 1 slide groove;

[0027] Furthermore, a cylinder 6 is fixedly mounted on the bottom outer wall of the workbench 1, a connecting block 7 is fixedly connected to the piston rod of the cylinder 6, and the top outer wall of the connecting block 7 is fixed to the bottom outer wall of the sliding seat 2;

[0028] Furthermore, a slideway 8 is provided on the top of the workbench 1, and the outer wall of the connecting block 7 is slidably connected to the inner wall of the slideway 8;

[0029] In this embodiment, the fixed centering positioner includes a fixed base 9 fixedly connected to the workbench 1, a No. 2 slide groove opened on the top of the fixed base 9, a No. 2 bidirectional screw 10 rotatably installed in the No. 2 slide groove, two No. 2 T-shaped positioning rods 11 symmetrically screwed on the two opposite threaded ends of the No. 2 bidirectional screw 10, and a No. 2 handle 12 welded to the outer wall of one end of the No. 2 bidirectional screw 10. The outer walls of the two No. 2 T-shaped positioning rods 11 are slidably connected to the inner wall of the No. 2 slide groove;

[0030] During the specific implementation of this embodiment: first, the two steel plates 18 to be welded are placed on the sliding seat 2 and the fixed seat 9 in sequence. At this time, the No. 1 bidirectional screw 3 is controlled to rotate by the No. 1 turning handle 5. Then, under the limit of the No. 1 slide groove, the two No. 1 T-shaped positioning rods 4 threadedly connected to the No. 1 bidirectional screw 3 will align and move together to accurately position the steel plates 18 placed on the sliding seat 2;

[0031] Secondly, the second bidirectional screw 10 is controlled to rotate by the second turning handle 12, and then under the limit of the second slide groove, the two second T-shaped positioning rods 11 threadedly connected to the second bidirectional screw 10 will align and move closer to accurately align the steel plate 18 placed on the fixed seat 9;

[0032] Finally, the movement of the connecting block 7 is controlled by contracting the piston rod of the cylinder 6, and then the sliding seat 2 fixed on the top of the connecting block 7 will slide and move closer to the fixed seat 9, so that the two steel plates 18 can be accurately positioned and aligned, avoiding misalignment at the joint of the two steel plates 18, thereby ensuring the subsequent welding quality.

[0033] Example 2, reference Figure 2-4 , This embodiment is optimized on the basis of embodiment 1, specifically: a positioning and alignment device for a steel structure, further comprising a smoke purification component;

[0034] In this embodiment, the smoke purification assembly includes a vent opened on the top of the workbench 1, an insert 13 opened in the vent, an activated carbon plate 14 inserted into the insert 13, and a smoke fan 15 fixedly installed on the outer wall of the bottom of the workbench 1;

[0035] Furthermore, a permanent magnet sheet 16 is fixedly embedded in the vent, and an iron block 17 that is attracted to the permanent magnet sheet 16 is fixed to the outer wall of one side of the activated carbon plate 14, so as to effectively fix the activated carbon plate 14;

[0036] During the specific implementation of this embodiment, the smoke generated during the welding process can be sucked to the ventilation port by the exhaust fan 15, and the sucked smoke will be adsorbed and purified by the activated carbon plate 14, which can reduce the pollution caused by the smoke to the surrounding environment to a certain extent.

[0037] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A positioning and alignment device for a steel structure, comprising a workbench (1) with support legs welded to the outer walls of the four corners of the bottom and two steel plates (18), characterized in that: Also included are a sliding centering locator, a fixed centering locator, and a fume extraction assembly; The sliding centering positioner comprises a sliding seat (2) slidably connected to the workbench (1), a No. 1 slide groove opened on the top of the sliding seat (2), a No. 1 bidirectional screw (3) rotatably installed in the No. 1 slide groove, two No. 1 T-shaped positioning rods (4) symmetrically screwed on two opposite threaded ends of the No. 1 bidirectional screw (3), and a No. 1 rotating handle (5) welded to the outer wall of one end of the No. 1 bidirectional screw (3); A cylinder (6) is fixedly mounted on the bottom outer wall of the workbench (1); a connecting block (7) is fixedly connected to the piston rod of the cylinder (6); and a top outer wall of the connecting block (7) is fixed to the bottom outer wall of the sliding seat (2).

2. A positioning and alignment device for steel structures according to claim 1, characterized in that: A slideway (8) is provided on the top of the workbench (1), and the outer wall of the connecting block (7) is slidably connected to the inner wall of the slideway (8).

3. A positioning and alignment device for steel structures according to claim 1, characterized in that: The fixed centering positioner comprises a fixed seat (9) fixedly connected to the workbench (1), a No. 2 slide groove opened on the top of the fixed seat (9), a No. 2 bidirectional screw (10) rotatably installed in the No. 2 slide groove, two No. 2 T-shaped positioning rods (11) symmetrically screwed on two opposite threaded ends of the No. 2 bidirectional screw (10), and a No. 2 rotating handle (12) welded to the outer wall of one end of the No. 2 bidirectional screw (10).

4. A positioning and alignment device for steel structures according to claim 1, characterized in that: The outer walls of the two No. 1 T-shaped positioning rods (4) are both slidably connected to the inner wall of the No. 1 sliding groove.

5. A positioning and alignment device for steel structures according to claim 1, characterized in that: The smoke purification component comprises a ventilation opening provided on the top of the workbench (1), an insert (13) provided in the ventilation opening, an activated carbon plate (14) inserted into the insert (13), and a smoke extraction fan (15) fixedly mounted on the outer wall of the bottom of the workbench (1).

6. A positioning and alignment device for steel structures according to claim 5, characterized in that: A permanent magnet sheet (16) is fixedly embedded in the vent, and an iron block (17) that is attracted to the permanent magnet sheet (16) is fixed on an outer wall of one side of the activated carbon plate (14).

7. A positioning and alignment device for steel structures according to claim 3, characterized in that: The outer walls of the two No. 2 T-shaped positioning rods (11) are both slidably connected to the inner wall of the No. 2 chute.

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