Auxiliary welding structure for angle iron flange

Abstract

The utility model discloses a welding auxiliary structure for an angle iron flange, and relates to the technical field of angle iron flange machining. The welding device comprises a welding table, supporting legs are fixedly connected to the bottom of the welding table, and a fixing device and a dismounting device are arranged on the welding table; the fixing device comprises a bearing plate, the bottom of the bearing plate is fixedly connected with an elastic supporting rod, an air bag is arranged below the bearing plate, the bottom of the air bag is fixedly connected with an air inlet pipe and an air conveying pipe, and the side, away from the air bag, of the air conveying pipe is fixedly connected with an air pressure cabin. After an angle iron flange is placed at the top of a bearing plate, an elastic supporting rod is extruded through the weight of the angle iron flange, the elastic supporting rod shrinks and drives the bearing plate to descend, an air bag is extruded while the bearing plate descends, and the air bag conveys internal air into an air pressure cabin through an air conveying pipe; and the air pressure cabin can drive the air pressure rod and the fixing plate to fix the angle iron flange, and practicability is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of angle iron flange processing, in particular to a welding auxiliary structure for angle iron flanges. Background Art

[0002] Angle iron flange refers to the angle iron or angle iron that is rolled and bent by special equipment. After processing, the two sides of the angle iron are still vertical at 90° without turning the edges. And there are no wrinkles. It is generally used for the connection of components. Among them, round and square angle iron flanges are more common.

[0003] According to the public disclosure of an auxiliary device for automatic welding of angle iron flanges for production and processing of spiral duct machines (publication number: CN 212350922 U), including a base plate, both ends of the upper surface of the base plate are welded and fixed with a vertical plate, the interior of the vertical plate is provided with a first slide groove, the interior of the first slide groove is slidably connected with a slider, one end of the slider is integrally formed with a hand-held head, and the other end of the slider is welded and fixed with a clamping plate, the inner surface of the clamping plate is screwed with a spring connected by a screw. In the above application, a spring sheet is designed inside the clamping plate and a pressing pad is designed at the end of the spring sheet to avoid the auxiliary device from being inconvenient to press and fix the angle iron flange when in use, and the angle iron flange is easy to loosen during installation, which is inconvenient to operate. When the clamping plate is fixed at a certain position, the angle iron flange is placed in the middle position of the two clamping plates, and the pressing pad is pressed against the surface of the angle iron flange by the elastic deformation of the spring sheet, so that the angle iron flange is tightened and easy to operate. However, the above application cannot quickly fix the angle iron flange and needs to be fixed manually, which is cumbersome, time-consuming and labor-intensive, affects work efficiency, and is not practical. Utility Model Content

[0004] The utility model aims to provide a welding auxiliary structure for an angle iron flange, which solves the existing problems through a fixing device and a disassembling device.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is a welding auxiliary structure for angle iron flange, comprising a welding platform, the bottom of which is fixedly connected with a supporting leg, and a fixing device and a disassembly device are arranged on the welding platform;

[0007] The fixing device includes a load-bearing plate, the bottom of which is fixedly connected to an elastic support rod, an airbag is arranged below the load-bearing plate, the bottom of the airbag is fixedly connected to an air inlet pipe and an air supply pipe, the side of the air supply pipe away from the airbag is fixedly connected to an air pressure cabin, the side of the air pressure cabin is slidably connected to an air pressure rod, the side of the air pressure rod away from the air pressure cabin is fixedly connected to a fixing plate, and the side of the air pressure cabin away from the air pressure rod is provided with an exhaust valve.

[0008] Furthermore, the top of the welding table is fixedly connected with an elastic support rod, an airbag and an air pressure cabin, and the number of the elastic support rods is four. The welding table can effectively weld the angle iron flange.

[0009] Furthermore, there are two air pressure chambers, and the two air pressure chambers are symmetrically arranged. After gas is injected into the air pressure chamber, the air pressure rod and the fixing plate can be effectively driven to move.

[0010] Furthermore, the material of the fixing plate is rubber, and the fixing plate is arranged on both sides of the load-bearing plate. The fixing plate can effectively fix the two sides of the angle iron flange.

[0011] Furthermore, the disassembly device includes a gear, a gear rod 1 is arranged above the gear, and the gear rod 1 is slidably connected to the inner side of the limit block 1, and a gear rod 2 is arranged below the gear, and the gear rod 2 is slidably connected to the inner side of the limit block 2, and a connecting rod is fixedly connected to the side of the gear rod 2, and the disassembly device can effectively release the fixed state of the diagonal iron flange.

[0012] Furthermore, the gear is fixedly connected to the outside of the exhaust valve, the gear is meshed with gear rod 1, the gear is meshed with gear rod 2, a grip rod is fixedly connected to the side of gear rod 1, and the meshing of the gear with gear rods 1 and 2 can effectively open the exhaust valve.

[0013] Furthermore, the limit block 1 and the limit block 2 are both fixedly connected to one side of the pressure cabin close to the exhaust valve, the number of the gear rods 2 is fixed, and a connecting rod is fixedly connected between the two gear rods 2, and the limit block 1 can effectively limit the gear rod 1.

[0014] The utility model has the following beneficial effects:

[0015] 1. The utility model uses a fixing device, and after the angle iron flange is placed on the top of the load-bearing plate, the weight of the angle iron flange can be used to squeeze the elastic support rod, and the elastic support rod will shrink and drive the load-bearing plate to descend. When the load-bearing plate descends, the airbag will be squeezed, and the airbag will transport the internal gas to the air pressure cabin through the air pipe. The air pressure cabin will drive the air pressure rod and the fixing plate to fix the angle iron flange, and the utility model is very practical.

[0016] 2. The utility model uses a disassembly device, which can push the gear rod 1 to move after the angle iron flange is welded, so that the gear rod 1 will mesh with the gear, and the gear will mesh with the gear rod 2, and the gear rod 2 will move in the opposite direction to the gear rod 1, and the exhaust valve will be opened at the same time to release the fixed state of the angle iron flange, thereby further enhancing the practicality of the entire device.

[0017] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0019] Figure 1 It is a schematic diagram of the three-dimensional appearance structure of the utility model;

[0020] Figure 2 It is a three-dimensional side structural schematic diagram of the utility model;

[0021] Figure 3 It is a schematic diagram of the three-dimensional cross-sectional structure of the utility model;

[0022] Figure 4 It is an enlarged structural schematic diagram of the fixing device of the utility model;

[0023] Figure 5 It is an enlarged structural schematic diagram of the disassembly device of the utility model.

[0024] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0025] 1. Welding table; 2. Support legs; 3. Fixing device; 31. Load-bearing plate; 32. Elastic supporting rod; 33. Air bag; 34. Air intake pipe; 35. Air supply pipe; 36. Air pressure chamber; 37. Air pressure rod; 38. Fixing plate; 39. Exhaust valve; 4. Disassembly device; 41. Gear; 42. Gear rod 1; 43. Limit block 1; 44. Gear rod 2; 45. Limit block 2; 46. Connecting rod. DETAILED DESCRIPTION

[0026] 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 of 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.

[0027] See also Figure 1-5 The utility model is a welding auxiliary structure for angle iron flange, comprising a welding platform 1, a supporting leg 2 is fixedly connected to the bottom of the welding platform 1, and a fixing device 3 and a disassembly device 4 are arranged on the welding platform 1;

[0028] The fixing device 3 includes a load-bearing plate 31, the bottom of which is fixedly connected to an elastic support rod 32, an air bag 33 is arranged below the load-bearing plate 31, the bottom of the air bag 33 is fixedly connected to an air inlet pipe 34 and an air supply pipe 35, the air supply pipe 35 is fixedly connected to a pressure chamber 36 on the side away from the air bag 33, a pressure rod 37 is slidably connected to the side of the pressure chamber 36, a fixing plate 38 is fixedly connected to the side of the pressure rod 37 away from the pressure chamber 36, and an exhaust valve 39 is arranged on the side of the pressure chamber 36 away from the pressure rod 37.

[0029] The top of the welding platform 1 is fixedly connected with an elastic support rod 32, an air bag 33 and an air pressure cabin 36. There are four elastic support rods 32. The welding platform 1 can effectively weld the angle iron flange.

[0030] There are two air pressure chambers 36 , and the two air pressure chambers 36 are symmetrically arranged. After gas is injected into the air pressure chamber 36 , the air pressure rod 37 and the fixing plate 38 can be effectively driven to move.

[0031] The fixing plate 38 is made of rubber and is disposed on both sides of the load-bearing plate 31 . The fixing plate 38 can effectively fix both sides of the diagonal iron flange.

[0032] The disassembly device 4 includes a gear 41, a gear rod 42 is arranged above the gear 41, and the gear rod 42 is slidably connected to the inner side of a limit block 43. A gear rod 44 is arranged below the gear 41, and the gear rod 44 is slidably connected to the inner side of a limit block 45. A connecting rod 46 is fixedly connected to the side of the gear rod 44. The disassembly device 4 can effectively release the fixed state of the diagonal iron flange.

[0033] The gear 41 is fixedly connected to the outside of the exhaust valve 39, the gear 41 meshes with the gear rod 1 42, the gear 41 meshes with the gear rod 2 44, the side of the gear rod 1 42 is fixedly connected with a grip rod, and the meshing of the gear 41 with the gear rod 1 42 and the gear rod 2 44 can effectively open the exhaust valve 39.

[0034] The limit block 1 43 and the limit block 2 45 are both fixedly connected to one side of the pressure chamber 36 close to the exhaust valve 39, the number of the gear rods 44 is fixed, and a connecting rod 46 is fixedly connected between the two gear rods 44, and the limit block 1 43 can effectively limit the gear rod 1 42.

[0035] The utility model, through the fixing device 3, can squeeze the elastic support rod 32 through the weight of the angle iron flange after placing the angle iron flange on the top of the bearing plate 31, and the elastic support rod 32 will shrink and drive the bearing plate 31 to descend. When the bearing plate 31 descends, it will squeeze the air bag 33, and the air bag 33 will transport the internal gas to the air pressure chamber 36 through the air pipe 35. The air pressure chamber 36 will drive the air pressure rod 37 and the fixing plate 38 to fix the angle iron flange, which is highly practical. The utility model, through the disassembly device 4, can move the gear rod 1 42 after the angle iron flange is welded, and the gear rod 1 42 will mesh with the gear 41, and the gear 41 will mesh with the gear rod 2 44, and the gear rod 2 44 will move in the opposite direction with the gear rod 1 42, and at the same time, the exhaust valve 39 will be opened to release the fixing state of the angle iron flange, further enhancing the practicality of the entire device.

[0036] A specific application of this embodiment is: first place the angle iron flange on the top of the load-bearing plate 31, the angle iron flange will squeeze the load-bearing plate 31 and the elastic support rod 32 by its own weight, the elastic support rod 32 will shrink and drive the load-bearing plate 31 to descend, and the air bag 33 will be squeezed during the descent of the load-bearing plate 31. After being squeezed, the air bag 33 will transport the internal gas to the inside of the air pressure cabin 36 through the air pipe 35, and the air pressure cabin 36 will drive the air pressure rod 37 and the fixing plate 38 to move to effectively fix the two sides of the angle iron flange. After the fixing is completed, the welding operation can be carried out, which is very practical. After the welding is completed, the gear rod 42 can be pushed to move by holding the grip rod , gear rod 1 42 will mesh with gear 41, and gear 41 will mesh with gear rod 2 44. At this time, gear rod 1 42 and gear rod 2 44 move in opposite directions, which can effectively open the exhaust valves 39 on the air pressure cabins 36 on both sides, and the gas in the air pressure cabins 36 will be discharged, and the air pressure rod 37 and the fixing plate 38 will return to their original positions, releasing the fixing state of the angle iron flange. After the angle iron flange is removed, the elastic support rod 32 will drive the load-bearing plate 31 to return to its original position, and the airbag 33 will not continue to be squeezed. The airbag 33 will allow external gas to enter its interior through the air inlet pipe 34, so that it will return to its expanded state, which is convenient for next use, further enhancing the practicality of the entire device.

[0037] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0038] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A welding auxiliary structure for angle iron flange, comprising a welding table (1), characterized in that: The bottom of the welding platform (1) is fixedly connected to a support leg (2), and the welding platform (1) is provided with a fixing device (3) and a disassembly device (4); The fixing device (3) comprises a load-bearing plate (31), the bottom of which is fixedly connected to an elastic support rod (32), an air bag (33) is arranged below the load-bearing plate (31), the bottom of which is fixedly connected to an air intake pipe (34) and an air supply pipe (35), a side of the air supply pipe (35) away from the air bag (33) is fixedly connected to an air pressure chamber (36), a side of the air pressure chamber (36) is slidably connected to an air pressure rod (37), a side of the air pressure rod (37) away from the air pressure chamber (36) is fixedly connected to a fixing plate (38), and a side of the air pressure chamber (36) away from the air pressure rod (37) is provided with an exhaust valve (39).

2. The welding auxiliary structure for angle iron flange according to claim 1, characterized in that: The top of the welding platform (1) is fixedly connected with an elastic support rod (32), an air bag (33) and an air pressure chamber (36), and the number of the elastic support rods (32) is four.

3. The welding auxiliary structure for angle iron flange according to claim 2 is characterized in that: The number of the air pressure chambers (36) is two, and the two air pressure chambers (36) are arranged in a symmetrical state.

4. The welding auxiliary structure for angle iron flange according to claim 3 is characterized in that: The material of the fixing plate (38) is rubber, and the fixing plate (38) is arranged on both sides of the load-bearing plate (31).

5. The welding auxiliary structure for angle iron flange according to claim 4, characterized in that: The disassembly device (4) comprises a gear (41), a gear rod 1 (42) is arranged above the gear (41), the gear rod 1 (42) is slidably connected to the inner side of a limit block 1 (43), a gear rod 2 (44) is arranged below the gear (41), the gear rod 2 (44) is slidably connected to the inner side of a limit block 2 (45), and a connecting rod (46) is fixedly connected to the side of the gear rod 2 (44).

6. The welding auxiliary structure for angle iron flange according to claim 5, characterized in that: The gear (41) is fixedly connected to the outside of the exhaust valve (39), the gear (41) is meshed with the first gear rod (42), the gear (41) is meshed with the second gear rod (44), and the side of the first gear rod (42) is fixedly connected with a grip rod.

7. The welding auxiliary structure for angle iron flange according to claim 6, characterized in that: The limit block 1 (43) and the limit block 2 (45) are both fixedly connected to one side of the air pressure chamber (36) close to the exhaust valve (39), the number of the gear rods 2 (44) is fixed, and a connecting rod (46) is fixedly connected between the two gear rods 2 (44).

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