Welding fixture for welding machine

Abstract

The utility model discloses a welding fixture for a welding machine, which relates to the technical field of welding machines, and comprises a placing plate and a mounting hole, a positioning component and a limiting piece are arranged on the outer side of the placing plate, the positioning component comprises a clamping piece, the clamping piece comprises a first supporting plate and a second supporting plate, and the included angle between the first supporting plate and the second supporting plate is also 90 degrees. A positioning groove is formed between the first supporting plate and the second supporting plate, the central axis of the positioning groove and the center of the connecting line of the first supporting plate and the second supporting plate are located on the same straight line, and a clamping base is arranged at the top of the positioning groove. According to the welding clamp for the welding machine, steel square pipes needing to be welded are placed on the first supporting plate and the second supporting plate respectively, so that a vertical welding area between the square pipes needing to be welded is located in the positioning groove, and the two sides of the clamping base are always kept parallel to the first supporting plate and the second supporting plate; therefore, the welding stability is guaranteed, and meanwhile, the accuracy of the vertical angle of the welding area is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of welding machines, in particular to a welding fixture for welding machines. Background Art

[0002] A welding machine is a device used to weld metal or other materials. It heats a welding rod or wire to a high temperature, causing it to melt and fuse with the surfaces of the workpieces, thus joining the workpieces together. Welding machines are widely used in manufacturing, construction, and maintenance.

[0003] When welding, a clamp is usually set to ensure the stability of welding. The existing Chinese patent with the authorization announcement number CN219746841 U discloses a clamp for a welding machine. By setting a clamping component, it can effectively clamp and fix the vertically placed steel plate to prevent the steel plate from shaking during the welding process, resulting in welding dislocation, improving welding accuracy and reducing welding difficulty.

[0004] When the welding machine needs to perform vertical angle combination welding on two steel square tubes, one steel square tube is usually placed on the workbench, and then the steel square tube is held for welding. However, during the welding process, the held steel square tube is prone to shaking, resulting in deviation of the weld position, making the weld not fine enough and causing welding failure. Utility Model Content

[0005] In view of the above-mentioned existing welding machine, when it is necessary to perform vertical angle combination welding on two steel square tubes, one steel square tube is usually placed on a workbench, and then the steel square tube is held by hand for welding. However, during the welding process, the handheld steel square tube is prone to shaking, which leads to the position deviation of the weld, making the weld not fine enough and causing welding failure. The utility model is proposed.

[0006] Therefore, the utility model aims to provide a welding fixture for a welding machine, which aims to locate the vertical welding area between the square tubes to be welded in the positioning groove through the first and second support plates which are perpendicular to each other, and ensure the stability during welding through the clamping seat.

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: a welding fixture for a welding machine, comprising a placement plate and mounting holes, the mounting holes are located on both sides of the placement plate, a positioning assembly and a limiter are arranged on the outer side of the placement plate, and the limiters are distributed on both sides of the placement plate;

[0008] The positioning assembly includes a clamping member, and the clamping member includes a first support plate and a second support plate, the first support plate and the second support plate are respectively connected to two sides of the placement plate, and the angles between the first support plate and the placement plate are both ninety degrees, and the angle between the first support plate and the second support plate is also ninety degrees;

[0009] A positioning groove is provided between the first support plate and the second support plate, and the central axis of the positioning groove and the center of the line connecting the first support plate and the second support plate are on the same straight line;

[0010] A clamping seat is provided at the top of the positioning groove, and the clamping seat is arranged between the first supporting plate and the second supporting plate, and is used for clamping the steel square pipe to be welded.

[0011] As a preferred solution of the welding fixture for the welding machine of the utility model, the cross-section of the clamping seat is V-shaped, rubber sleeves are installed at both ends of the clamping seat, and the two sides of the clamping seat are respectively arranged parallel to the first support plate and the second support plate.

[0012] As a preferred solution of the welding clamp for the welding machine described in the utility model, a docking seat is arranged on the inner side of the clamping seat, the clamping seat is connected to the docking seat by an adjusting bolt, and the adjusting bolt passes through one end of the clamping seat and penetrates the entire docking seat, and a socket is also opened on the inner side of the docking seat.

[0013] As a preferred solution of the welding fixture for the welding machine described in the utility model, the positioning component also includes an assembly part, the assembly part includes a rotating shaft, one end of the rotating shaft is located in the docking seat, the other end of the rotating shaft is fixedly connected with a threaded column, and the rotating shaft is threadedly connected to the placement plate through the threaded column.

[0014] As a preferred solution of the welding fixture for the welding machine of the utility model, one end of the rotating shaft located in the docking seat is provided with an annular groove, the outer side of the annular groove is provided with an assembly bolt, and the rotating shaft is movably connected in the docking seat through the assembly bolt.

[0015] As a preferred solution of the welding fixture for the welding machine described in the utility model, the limiting member includes a slide rail, which is respectively fixedly mounted on the first support plate and the second support plate on the side away from the placement plate, and a slider is movably connected to the outer side of the slide rail, and the slider is threadedly connected to the slide rail through a screw.

[0016] As a preferred solution of the welding fixture for the welding machine of the utility model, wherein: an inclined groove is provided on a side of the sliding block away from the screw rod, and a rubber pad is fixedly installed on the outer side of the inclined groove.

[0017] Beneficial effects of the utility model:

[0018] 1. By placing the steel square tubes to be welded on the first support plate and the second support plate respectively, the vertical welding area between the square tubes to be welded is located in the positioning groove, and the two sides of the clamping seat are always parallel to the first support plate and the second support plate, thereby ensuring stability during welding and ensuring the accuracy of the vertical angle of the welding area.

[0019] 2. By passing the square tube through the positioning groove and using the corresponding extended slider to cooperate with the clamping seat to fix the square tube on the first pallet or the second pallet, it is convenient to weld the tube placed on the first pallet or the second pallet to any position on the square tube passing through the positioning groove at a vertical angle, thereby meeting the vertical welding requirements at different positions on the square tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0021] Figure 1 The utility model is a schematic diagram of the overall structure of the welding fixture for the welding machine.

[0022] Figure 2 The utility model is an exploded schematic diagram of a welding fixture for a welding machine.

[0023] Figure 3 The utility model is a schematic diagram of the structure of the first support plate and the second support plate of the welding fixture for the welding machine.

[0024] Figure 4 The utility model is an exploded schematic diagram of the assembly parts of the welding fixture for the welding machine.

[0025] Figure 5 The utility model is a schematic diagram of the structure of the limiter of the welding fixture for the welding machine.

[0026] Description of reference numerals:

[0027] 1. Placement plate; 2. Mounting hole; 3. Positioning assembly; 31. Clamping piece; 311. First support plate; 312. Second support plate; 313. Positioning groove; 314. Clamping seat; 315. Rubber sleeve; 316. Docking seat; 317. Adjusting bolt; 318. Socket; 32. Assembly part; 321. Rotating shaft; 322. Threaded column; 323. Ring groove; 324. Assembly bolt; 4. Limiting piece; 41. Slide rail; 42. Slider; 43. Screw; 44. Bevel groove; 45. Rubber pad. DETAILED DESCRIPTION

[0028] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0029] Example 1

[0030] Reference Figure 1-5 , which is the first embodiment of the utility model, provides a welding fixture for a welding machine, the welding fixture for a welding machine includes a placement plate 1 and a mounting hole 2, the mounting hole 2 is located on both sides of the placement plate 1, a positioning assembly 3 and a limiter 4 are arranged on the outer side of the placement plate 1, the limiter 4 is distributed on both sides of the placement plate 1, the positioning assembly 3 includes a clamping member 31, the clamping member 31 includes a first support plate 311 and a second support plate 312, the first support plate 311 and the second support plate 312 are respectively connected to both sides of the placement plate 1, and the angles between the first support plate 311 and the second support plate 312 and the placement plate 1 are both ninety degrees, the angle between the first support plate 311 and the second support plate 312 is also ninety degrees, and a positioning groove 313 is arranged between the first support plate 311 and the second support plate 312 The central axis of the positioning groove 313 and the center of the line connecting the first support plate 311 and the second support plate 312 are on the same straight line. A clamping seat 314 is arranged on the top of the positioning groove 313. The clamping seat 314 is arranged between the first support plate 311 and the second support plate 312, and is used to clamp the steel square tube to be welded. The placement plate 1 can be used in two states of hanging and laying by screws in the mounting hole 2. The first support plate 311 and the second support plate 312 are symmetrically installed on both sides of the placement plate 1 through a welding process. The angle between the square tubes in the area of ​​the positioning groove 313 on the first support plate 311 and the second support plate 312 is ninety degrees, and the square tubes are fixed by the clamping seat 314 during welding. Stability.

[0031] The cross-section of the clamping seat 314 is V-shaped, and rubber sleeves 315 are installed at both ends of the clamping seat 314, and the two sides of the clamping seat 314 are respectively arranged parallel to the first support plate 311 and the second support plate 312. When the clamping seat 314 moves, the central axis of the clamping seat 314 and the central axis of the positioning groove 313 are always on the same straight line, that is, the two sides of the clamping seat 314 are always parallel to the first support plate 311 and the second support plate 312, and the friction between the clamping seat 314 and the square tube is increased by the rubber sleeve 315, so that the square tube is not easy to detach.

[0032] A docking seat 316 is provided on the inner side of the clamping seat 314, and the clamping seat 314 is connected to the docking seat 316 by an adjusting bolt 317, and the adjusting bolt 317 passes through one end of the clamping seat 314 and penetrates the entire docking seat 316. A socket 318 is also provided on the inner side of the docking seat 316, and the clamping seat 314 is fixedly installed on the outer side of the docking seat 316 by the adjusting bolt 317, and the clamping seat 314 of different models can be replaced by adjusting the bolt 317.

[0033] The positioning component 3 also includes an assembly part 32, which includes a rotating shaft 321. One end of the rotating shaft 321 is located in the docking seat 316, and the other end of the rotating shaft 321 is fixedly connected with a threaded column 322. The rotating shaft 321 is threadedly connected to the placement plate 1 through the threaded column 322. When the threaded column 322 rotates, the rotating shaft 321 keeps rotating synchronously and moves to the side close to the docking seat 316, thereby realizing the height change of the clamping seat 314 connected to the docking seat 316.

[0034] An annular groove 323 is provided at one end of the rotating shaft 321 in the docking seat 316, and an assembly bolt 324 is provided on the outer side of the annular groove 323. The rotating shaft 321 is movably connected to the docking seat 316 through the assembly bolt 324. The rotating shaft 321 passes through the annular groove 323, so that when the rotating shaft 321 rotates, the docking seat 316 does not rotate, and the assembly bolt 324 passes through the socket 318 to be connected with the docking seat 316, thereby facilitating the disassembly of the device.

[0035] The limiting member 4 includes a slide rail 41, which is fixedly mounted on the first support plate 311 and the second support plate 312 on the side away from the placement plate 1. A slider 42 is movably connected to the outer side of the slide rail 41. The slider 42 is threadedly connected to the slide rail 41 through a screw 43. When the corresponding screw 43 rotates, the slider 42 can move in a direction parallel to the slide rail 41, thereby extending the length of the first support plate 311 or the second support plate 312.

[0036] An inclined groove 44 is provided on the side of the slider 42 away from the screw rod 43, and a rubber pad 45 is fixedly installed on the outer side of the inclined groove 44. When the slider 42 reaches the maximum moving distance, it just touches the first support plate 311 and the second support plate 312, which is equivalent to being an extension line of the first support plate 311 or the second support plate 312, or the slider 42 squeezes the tube above the first support plate 311 or the second support plate 312 to fix the vertical welding positions at different positions on the square tube, thereby meeting the vertical welding requirements at different positions on the square tube.

[0037] The first and second brackets 311 and 312 are used to fix the fixing portions of the fixing plates 314, and the fixing portions 315 are used to fix the fixing portions of the fixing plates 314. While ensuring stability during welding, the vertical angle of the welding area is accurate. When the square tube is long, the corresponding screws 43 on the slide rails 41 are screwed respectively, so that the sliders 42 threadedly connected to the screws 43 move along the direction parallel to the slide rails 41 and approach each other. When the maximum moving distance is reached, the sliders 42 contact each other to form a vertical angle. The extended sliders 42 act as the extension lines of the first support plate 311 and the second support plate 312, so that the welding area of ​​the square tube is located between the sliders 42, or the square tube is passed through the positioning groove 313, and the corresponding extended sliders 42 cooperate with the clamping seat 314 to fix the square tube on the first support plate 311 or the second support plate 312, so that it is convenient to place the tube above the first support plate 311 or the second support plate 312 and fix it at a vertical angle to any position on the square tube passing through the positioning groove 313, thereby meeting the vertical welding requirements at different positions on the square tube.

[0038] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A welding fixture for a welding machine, comprising a placement plate (1) and mounting holes (2), wherein the mounting holes (2) are located on both sides of the placement plate (1), characterized in that: A positioning assembly (3) and a limiting member (4) are provided on the outer side of the placement plate (1), and the limiting members (4) are distributed on both sides of the placement plate (1); The positioning assembly (3) comprises a clamping member (31), and the clamping member (31) comprises a first support plate (311) and a second support plate (312), the first support plate (311) and the second support plate (312) are respectively connected to two sides of the placement plate (1), and the angles between the first support plate (311) and the placement plate (1) are both ninety degrees, and the angle between the first support plate (311) and the second support plate (312) is also ninety degrees; A positioning groove (313) is provided between the first supporting plate (311) and the second supporting plate (312), and the central axis of the positioning groove (313) and the center of the line connecting the first supporting plate (311) and the second supporting plate (312) are located on the same straight line; A clamping seat (314) is provided at the top of the positioning groove (313). The clamping seat (314) is arranged between the first supporting plate (311) and the second supporting plate (312) and is used to clamp the steel square tube to be welded.

2. A welding fixture for a welding machine according to claim 1, characterized in that: The cross section of the clamping seat (314) is V-shaped, and rubber sleeves (315) are installed at both ends of the clamping seat (314), and the two sides of the clamping seat (314) are respectively arranged parallel to the first support plate (311) and the second support plate (312).

3. A welding fixture for a welding machine according to claim 2, characterized in that: A docking seat (316) is provided on the inner side of the clamping seat (314), and the clamping seat (314) is connected to the docking seat (316) via an adjusting bolt (317), and the adjusting bolt (317) passes through one end of the clamping seat (314) and penetrates the entire docking seat (316), and a plug hole (318) is also provided on the inner side of the docking seat (316).

4. A welding fixture for a welding machine according to claim 1, characterized in that: The positioning assembly (3) also includes an assembly part (32), the assembly part (32) includes a rotating shaft (321), one end of the rotating shaft (321) is located in the docking seat (316), the other end of the rotating shaft (321) is fixedly connected to a threaded column (322), and the rotating shaft (321) is threadedly connected to the placement plate (1) via the threaded column (322).

5. A welding fixture for a welding machine according to claim 4, characterized in that: An annular groove (323) is provided at one end of the rotating shaft (321) located in the docking seat (316), and an assembly bolt (324) is provided on the outer side of the annular groove (323). The rotating shaft (321) is movably connected to the docking seat (316) via the assembly bolt (324).

6. The welding fixture for a welding machine according to claim 1, characterized in that: The limiting member (4) comprises a slide rail (41), wherein the slide rail (41) is fixedly mounted on the first support plate (311) and the second support plate (312) on the side away from the placement plate (1), respectively, and a slider (42) is movably connected to the outer side of the slide rail (41), and the slider (42) is threadedly connected to the slide rail (41) via a screw rod (43).

7. A welding fixture for a welding machine according to claim 6, characterized in that: An inclined groove (44) is provided on a side of the sliding block (42) away from the screw rod (43), and a rubber pad (45) is fixedly installed on the outer side of the inclined groove (44).

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