Automatic welding device for steel structure building

Abstract

The utility model relates to the technical field of steel structure building welding, and discloses an automatic welding device for a steel structure building, which comprises a processing machine tool, a waste collecting mechanism is arranged at the top of the processing machine tool, and a limiting mechanism is arranged at the top of the waste collecting mechanism. Welding mechanical arms are symmetrically arranged on the two sides of the waste collecting mechanism. According to the automatic welding device for the steel structure building, a welding mechanical arm is used for welding and fixing a building steel structure through an electric welding head of the welding mechanical arm, a servo motor conveniently drives a clamping assembly to rotate to adjust the clamping direction, an electric lifting rod conveniently controls the clamping height, a first air cylinder drives a steel structure clamping plate to stretch out and draw back, and the clamping width is conveniently controlled; a second air cylinder drives two steel structure clamping plates to stretch out and draw back so that the steel pipes can be conveniently clamped and fixed, the steel pipes in different directions can be conveniently fixed, a fixing shell is matched with a limiting clamping groove through a limiting clamping plate to limit and fix a welding slag collecting drawer, and the welding slag collecting drawer can conveniently collect welding slag.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structure building welding, in particular to an automatic welding device used for steel structure buildings. Background Art

[0002] Steel structure is a structure mainly composed of steel materials and is one of the main types of building structures. The structure is mainly composed of steel beams, steel columns, steel trusses and other components made of steel sections and steel plates. The components or parts are usually connected by welds, bolts or rivets.

[0003] In the prior art, welding is a crucial link in the manufacturing and processing of large steel structures. The tooling platform can provide stable support to ensure that the workpiece will not move or deform during the welding process, thereby ensuring the welding quality.

[0004] However, when welding on the tooling platform in the prior art, it is inconvenient to flexibly clamp and fix the steel structure, it is inconvenient to perform automatic welding, and it is inconvenient to collect and clean the welding waste slag. Therefore, there is an urgent need for an automatic welding device for steel structure buildings. Utility Model Content

[0005] The purpose of the utility model is to provide an automatic welding device for steel structure buildings to solve the problems in the above-mentioned background technology that it is inconvenient to flexibly clamp and fix steel structure parts, perform automatic welding, and collect and clean welding waste slag when welding on the tooling platform.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatic welding device for steel structure buildings, comprising a processing machine tool, a waste collection mechanism is arranged on the top of the processing machine tool, a limiting mechanism is arranged on the top of the waste collection mechanism, welding robot arms are symmetrically arranged on both sides of the waste collection mechanism, the limiting mechanism comprises a slide rail, a slider adapted to the slide rail is slidably arranged on the top of the slide rail, a connecting base plate is arranged on the top of the connecting base plate, a servo motor is arranged on the top of the servo motor, and a clamping assembly is arranged on the top of the servo motor.

[0007] As a preferred technical solution of the utility model, the clamping assembly includes an electric lifting rod, a connecting block is provided at the top of the electric lifting rod, one end of the first cylinder is symmetrically connected to the two sides of the connecting block, the other end of the first cylinder is connected to one of the steel structure clamps, one end of the second cylinder is connected to the bottom of one side of one of the steel structure clamps, and the other end of the second cylinder is connected to another steel structure clamp.

[0008] As a preferred technical solution of the utility model, the waste collection mechanism includes a fixed shell, and the two side openings of the fixed shell are respectively slidably provided with welding slag collection drawers adapted thereto, and an auxiliary groove is opened on the top of one side of the welding slag collection drawer.

[0009] As a preferred technical solution of the utility model, a limit slot is symmetrically provided on the other side of the welding slag collection drawer, and a limit card plate matched with the limit slot is provided on the middle inner wall of the fixed shell.

[0010] As a preferred technical solution of the utility model, limiting support plates are symmetrically arranged on both sides of the slide rail, and the inner wall of the limiting support plate is rotatably provided with forward and reverse screws, one end of the forward and reverse screws is connected and fixed to the AC motor by setting a coupling, and the forward and reverse screws are movably connected to the slider by setting a nut seat.

[0011] As a preferred technical solution of the utility model, a fixed base is symmetrically arranged at the bottom of the processing machine, and the two ends of the telescopic support rod are respectively connected between the fixed base and the processing machine, and the two ends of the shock-absorbing spring are respectively connected between the fixed base and the processing machine.

[0012] As a preferred technical solution of the utility model, the shock-absorbing spring is movably wound around the outside of the telescopic support rod.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The automatic welding device for steel structure buildings uses its own electric welding head to weld and fix the building steel structure. The AC motor drives the positive and negative lead screws to rotate. The positive and negative lead screws drive the slider to maintain symmetrical linear movement on the slide rail through the nut seat, so as to facilitate the control of the spacing of the clamping components. The servo motor drives the clamping components to rotate and adjust the clamping direction. The electric lifting rod is convenient for controlling the clamping height. The first cylinder drives the steel structure clamping plate to extend and retract, which is convenient for controlling the clamping width. The second cylinder drives the two steel structure clamping plates to extend and retract to facilitate clamping and fixing of the steel pipe, which is convenient for fixing steel pipes in different directions and convenient for assisting the welding robot arm to perform automatic welding;

[0015] 2. The automatic welding device for steel structure buildings has a fixed shell that limits and fixes the welding slag collection drawer through a limit card plate and a limit card slot. The welding slag collection drawer is convenient for collecting welding slag through the top opening of the fixed shell. The auxiliary groove facilitates the pulling out of the welding slag collection drawer. The shock-absorbing spring cooperates with the telescopic support rod to buffer and absorb the vibration generated between the fixed base frame and the processing machine tool, thereby improving the stability of the limit. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the limiting mechanism of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the waste collection mechanism of the utility model;

[0019] Figure 4 It is a partial structural diagram of the waste collection mechanism of the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the clamping assembly of the utility model;

[0021] Figure 6 This is a schematic diagram of the welding slag collection drawer structure of the utility model.

[0022] In the figure: 1. Processing machine tool; 2. Waste collection mechanism; 201. Fixed shell; 202. Welding slag collection drawer; 203. Auxiliary groove; 204. Limiting card slot; 205. Limiting card plate; 3. Limiting mechanism; 301. Slide rail; 302. Limiting support plate; 303. Sliding block; 304. Connecting base plate; 305. Servo motor; 306. Forward and reverse screw; 307. AC motor; 38. Clamping assembly; 381. Electric lifting rod; 382. Connecting block; 383. First cylinder; 384. Steel structure clamp; 385. Second cylinder; 4. Welding robot arm; 5. Fixed base frame; 6. Telescopic support rod; 7. Shock-absorbing spring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 6The utility model provides a technical solution: an automatic welding device for steel structure buildings, comprising a processing machine 1, a waste collection mechanism 2 is arranged on the top of the processing machine 1, a limiting mechanism 3 is arranged on the top of the waste collection mechanism 2, welding mechanical arms 4 are symmetrically arranged on both sides of the waste collection mechanism 2, the limiting mechanism 3 comprises a slide rail 301, a slider 303 adapted thereto is slidably arranged on the top of the slide rail 301, a connecting bottom plate 304 is arranged on the top of the connecting bottom plate 304, and a A servo motor 305 is arranged, and limited support plates 302 are symmetrically arranged on both sides of the slide rail 301. A positive and negative lead screw 306 is rotatably arranged on the inner wall of the limited support plate 302. One end of the positive and negative lead screw 306 is connected and fixed to the AC motor 307 by setting a coupling. The positive and negative lead screw 306 is movably connected to the slider 303 by setting a nut seat. A clamping assembly 38 is arranged on the top of the servo motor 305. The clamping assembly 38 includes an electric lifting rod 381. A connecting block 382 is arranged on the top of the electric lifting rod 381. The connecting block The two sides of 382 are symmetrically connected to one end of the first cylinder 383, the other end of the first cylinder 383 is connected to one of the steel structure clamps 384, the bottom of one side of one of the steel structure clamps 384 is connected to one end of the second cylinder 385, the other end of the second cylinder 385 is connected to another steel structure clamp 384, the welding robot arm 4 welds and fixes the building steel structure through its own electric welding head, drives the forward and reverse screws 306 to rotate through the AC motor 307, and the forward and reverse screws 306 drive the slider 306 through the nut seat The symmetrical linear movement is maintained on the slide rail 301, so as to facilitate the control of the spacing of the clamping assembly 38. The servo motor 305 facilitates the clamping assembly 38 to rotate and adjust the clamping direction. The electric lifting rod 381 facilitates the control of the clamping height. The first cylinder 383 drives the steel structure clamping plate 384 to extend and retract, so as to facilitate the control of the clamping width. The second cylinder 385 drives the two steel structure clamping plates 384 to extend and retract, so as to facilitate the clamping and fixing of the steel pipe, and facilitate the fixing of the steel pipes in different directions, so as to facilitate the automatic welding of the auxiliary welding robot arm 4.

[0025] The waste collection mechanism 2 includes a fixed shell 201, and the two side openings of the fixed shell 201 are respectively slidably provided with welding slag collection drawers 202 adapted thereto, an auxiliary groove 203 is provided on the top of one side of the welding slag collection drawer 202, and a limit card slot 204 is symmetrically provided on the other side of the welding slag collection drawer 202, and a limit card plate 205 adapted to the limit card slot 204 is provided on the middle inner wall of the fixed shell 201, and a fixed base frame 5 is symmetrically provided at the bottom of the processing machine tool 1, and the two ends of the telescopic support rod 6 are respectively connected between the fixed base frame 5 and the processing machine tool 1, and the fixed base frame 5 and The two ends of a shock-absorbing spring 7 are respectively connected between the processing machine tools 1. The shock-absorbing spring 7 is movably wound around the outside of the telescopic support rod 6. The fixed shell 201 limits and fixes the welding slag collecting drawer 202 through the limiting card plate 205 and the limiting card slot 204. The welding slag collecting drawer 202 is convenient for collecting welding slag through the top opening of the fixed shell 201. The auxiliary groove 203 facilitates the pulling and pulling of the welding slag collecting drawer 202. The shock-absorbing spring 7 cooperates with the telescopic support rod 6 to facilitate the buffering and absorption of the vibration generated between the fixed base frame 5 and the processing machine tool 1, thereby improving the stability of the limit.

[0026] Working principle: First, the welding robot arm 4 uses its own electric welding head to weld and fix the building steel structure, and drives the positive and negative screws 306 to rotate through the AC motor 307. The positive and negative screws 306 drive the slider 303 to maintain symmetrical linear movement on the slide rail 301 through the nut seat, so as to facilitate the control of the spacing of the clamping assembly 38. The servo motor 305 conveniently drives the clamping assembly 38 to rotate and adjust the clamping direction. The electric lifting rod 381 facilitates the control of the clamping height. The first cylinder 383 drives the steel structure clamping plate 384 to extend and retract, which is convenient for controlling the clamping width. The second cylinder 385 drives the two steel structure clamping plates The 384 telescopic structure is convenient for clamping and fixing the steel pipe, fixing the steel pipe in different directions, and assisting the welding robot arm 4 to perform automatic welding. The fixed shell 201 limits and fixes the welding slag collecting drawer 202 through the limiting card plate 205 and the limiting card slot 204. The welding slag collecting drawer 202 is convenient for collecting welding slag through the top opening of the fixed shell 201. The auxiliary groove 203 is convenient for pulling and pulling the welding slag collecting drawer 202. The shock-absorbing spring 7 cooperates with the telescopic support rod 6 to buffer and absorb the vibration generated between the fixed base frame 5 and the processing machine tool 1, so as to improve the stability of the limit.

[0027] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. An automatic welding device for steel structure buildings, characterized in that: The invention comprises a processing machine tool (1), wherein a waste collection mechanism (2) is arranged on the top of the processing machine tool (1), a limiting mechanism (3) is arranged on the top of the waste collection mechanism (2), welding mechanical arms (4) are symmetrically arranged on both sides of the waste collection mechanism (2), the limiting mechanism (3) comprises a slide rail (301), a sliding block (303) adapted thereto is slidably arranged on the top of the slide rail (301), a connecting base plate (304) is arranged on the top of the sliding block (303), a servo motor (305) is arranged on the top of the connecting base plate (304), and a clamping assembly (38) is arranged on the top of the servo motor (305).

2. The automatic welding device for steel structure buildings according to claim 1, characterized in that: The clamping assembly (38) comprises an electric lifting rod (381), a connecting block (382) is provided at the top end of the electric lifting rod (381), one end of a first cylinder (383) is symmetrically connected to both sides of the connecting block (382), the other end of the first cylinder (383) is connected to one of the steel structure clamps (384), the bottom of one side of one of the steel structure clamps (384) is connected to one end of a second cylinder (385), and the other end of the second cylinder (385) is connected to another steel structure clamp (384).

3. The automatic welding device for steel structure buildings according to claim 1, characterized in that: The waste collection mechanism (2) comprises a fixed shell (201), and welding slag collection drawers (202) adapted thereto are slidably disposed at openings on both sides of the fixed shell (201), and an auxiliary groove (203) is provided at the top of one side of the welding slag collection drawer (202).

4. The automatic welding device for steel structure buildings according to claim 3 is characterized in that: A limit card slot (204) is symmetrically provided on the other side of the welding slag collection drawer (202), and a limit card plate (205) adapted to the limit card slot (204) is provided on the middle inner wall of the fixed housing (201).

5. The automatic welding device for steel structure buildings according to claim 1, characterized in that: Limiting support plates (302) are symmetrically arranged on both sides of the slide rail (301), and a forward and reverse lead screw (306) is rotatably arranged on the inner wall of the limiting support plate (302), one end of the forward and reverse lead screw (306) is connected and fixed to an AC motor (307) by means of a coupling, and the forward and reverse lead screw (306) is movably connected to a slider (303) by means of a nut seat.

6. The automatic welding device for steel structure buildings according to claim 1, characterized in that: A fixed base frame (5) is symmetrically arranged at the bottom of the processing machine tool (1), and two ends of a telescopic support rod (6) are respectively connected between the fixed base frame (5) and the processing machine tool (1), and two ends of a shock-absorbing spring (7) are respectively connected between the fixed base frame (5) and the processing machine tool (1).

7. The automatic welding device for steel structure buildings according to claim 6, characterized in that: The shock absorbing spring (7) is movably wound around the outside of the telescopic support rod (6).

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