Welding device for trailer ball seat machining

Abstract

The utility model relates to the technical field of welding processing equipment, and discloses a welding device for trailer ball seat processing, which comprises a base, a turnover plate, a first positioning seat and a second positioning seat, the turnover plate is positioned on the surface of the base, and support plates are fixedly arranged on two sides of the surface of the base. The two sides of the overturning plate are rotationally connected with the two supporting plates through rotating shafts, and a limiting mechanism is arranged at the end of one rotating shaft. The first positioning seat and the second positioning seat are fixedly arranged on the two sides of the surface of the overturning plate respectively, a ball seat is arranged in the first positioning seat, a square tube connecting body is arranged in the second positioning seat, and positioning bolts for positioning the ball seat and the square tube connecting body are inserted into the side walls of the first positioning seat and the second positioning seat. According to the welding device, the ball seat and the square tube connecting body can be positioned and welded, the welding accuracy is improved, handheld welding is not needed, meanwhile, the ball seat and the square tube connecting body can be turned over and welded, and the welding efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding processing equipment, in particular to a welding device used for processing a trailer ball seat. Background Art

[0002] A trailer ball is also called a trailer hook, a ball-type rear tow hook or a tow bar, a traction bar, etc. As a connecting piece between a trailer and a towed vehicle, a trailer ball is widely used and is usually installed at the rear of a car.

[0003] The existing trailer ball generally consists of a ball seat, a square tube connector and a ball. During the processing, the ball seat and the square tube connector need to be welded together. Since the ball seat is a curved structure and the square tube connection is a straight structure, a positioning fixture is required during welding. However, the conventional positioning fixture cannot effectively position the ball seat and the square tube connector, and cannot be turned over after positioning, resulting in low welding efficiency. Therefore, a welding device for trailer ball seat processing is proposed. Utility Model Content

[0004] The utility model aims to solve the problems raised by the background technology and proposes a welding device for processing a trailer ball seat.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A welding device for processing a trailer ball seat comprises a base, a flip plate, a first positioning seat and a second positioning seat, wherein the flip plate is located on the surface of the base, support plates are fixedly provided on both sides of the surface of the base, both sides of the flip plate are rotatably connected to the two support plates via a rotating shaft, and a limiting mechanism is provided at one end of the rotating shaft; the first positioning seat and the second positioning seat are respectively fixedly provided on both sides of the surface of the flip plate, a ball seat is provided inside the first positioning seat, a square tube connector is provided inside the second positioning seat, and positioning pins for positioning the ball seat and the square tube connector are inserted into the side walls of the first positioning seat and the second positioning seat.

[0007] Preferably, the limiting mechanism includes a limiting plate, a limiting pin and a limiting sleeve, the limiting plate is fixedly arranged on the end of the rotating shaft, the limiting pin is inserted into the side wall of the limiting plate, the limiting sleeve is fixedly arranged on the side of the support plate, and the limiting sleeve is plugged into and matched with the limiting pin.

[0008] Preferably, there are two limit sleeves, and the two limit sleeves are distributed at 180°.

[0009] Preferably, the first positioning seat adopts a curved structure, and the first positioning seat and the second positioning seat are arranged in opposite distribution.

[0010] Preferably, a welding opening is provided on the surface of the flip plate and is located below the opposing positions of the first positioning seat and the second positioning seat.

[0011] Preferably, the positioning latch and the limiting latch are both magnetic latches.

[0012] Compared with the prior art, the utility model provides a welding device for processing a trailer ball seat, which has the following beneficial effects:

[0013] 1. The welding device for processing a trailer ball seat has a first positioning seat, a second positioning seat and a positioning pin, and the ball seat and the square tube connector can be respectively inserted into the first positioning seat and the second positioning seat, and then the ball seat and the square tube connector are positioned inside the first positioning seat and the second positioning seat by the positioning pin, and the ball seat and the square tube connector are butt-jointed, and the connection between the ball seat and the square tube connector can be welded at this time.

[0014] 2. The welding device for processing the trailer ball seat is provided with a limit plate, a limit pin and a limit sleeve. The flip plate can be rotated through the rotating shafts on both sides, so that the ball seat and the square tube connector can be turned over. The limit pin and the limit sleeve are plugged in and matched to fix the position of the limit plate, thereby fixing the position of the flip plate, and realizing stable welding of the ball seat and the square tube connector.

[0015] The parts not involved in the device are the same as the existing technology or can be implemented by using the existing technology. The utility model can position and weld the spherical seat and the square tube connector, improve the welding accuracy, and do not need hand-held welding. At the same time, the spherical seat and the square tube connector can be turned over and welded, which improves the welding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural schematic diagram of a welding device for processing a trailer ball seat proposed by the utility model;

[0017] Figure 2 for Figure 1 A magnified view of the structure of part A in the middle.

[0018] In the figure: 1. base; 2. flip plate; 3. first positioning seat; 4. second positioning seat; 5. support plate; 6. rotating shaft; 7. spherical seat; 8. square tube connector; 9. positioning pin; 10. limiting plate; 11. limiting pin; 12. limiting sleeve; 13. welding port. DETAILED DESCRIPTION

[0019] 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 of the embodiments.

[0020] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0021] Reference Figure 1 A welding device for processing a trailer ball seat comprises a base 1, a flip plate 2, a first positioning seat 3 and a second positioning seat 4. The flip plate 2 is located on the surface of the base 1. Support plates 5 are fixedly arranged on both sides of the surface of the base 1. Both sides of the flip plate 2 are rotatably connected to the two support plates 5 through a rotating shaft 6. The first positioning seat 3 and the second positioning seat 4 are respectively fixedly arranged on both sides of the surface of the flip plate 2. The first positioning seat 3 adopts a curved structure. The first positioning seat 3 and the second positioning seat 4 are arranged in opposite distribution. A ball seat 7 is arranged inside the first positioning seat 3, and a square seat is arranged inside the second positioning seat 4. Tube connector 8, the side walls of the first positioning seat 3 and the second positioning seat 4 are plugged with positioning pins 9 for positioning the ball seat 7 and the square tube connector 8, the ball seat 7 and the square tube connector 8 can be inserted into the first positioning seat 3 and the second positioning seat 4 respectively, and then the ball seat 7 and the square tube connector 8 are positioned inside the first positioning seat 3 and the second positioning seat 4 by the positioning pins 9, and the ball seat 7 and the square tube connector 8 are butt-jointed, at this time the connection between the ball seat 7 and the square tube connector 8 can be welded, and this process does not require holding the ball seat 7 and the square tube connector 8, thereby improving the accuracy of welding.

[0022] Reference Figure 1 , Figure 2 , a limiting mechanism is provided at the end of one of the rotating shafts 6, the limiting mechanism includes a limiting plate 10, a limiting latch 11 and a limiting sleeve 12, the limiting plate 10 is fixedly arranged at the end of the rotating shaft 6, the limiting latch 11 is plugged into the side wall of the limiting plate 10, the limiting sleeve 12 is fixedly arranged on the side of the supporting plate 5, and the limiting sleeve 12 is plugged into and matched with the limiting latch 11, the number of the limiting sleeves 12 is two, and the two limiting sleeves 12 are distributed at 180°, the flip plate 2 can be rotated by the rotating shafts 6 on both sides, so that the ball seat 7 and the square tube connector 8 can be turned over, and then the limiting latch 11 and the limiting sleeve 12 are plugged into and matched, so that the position of the limiting plate 10 is fixed, thereby fixing the position of the flip plate 2, and the ball seat 7 and the square tube connector 8 can be turned over and welded, thereby improving the welding efficiency.

[0023] Reference Figure 1A welding opening 13 is provided on the surface of the flip plate 2 and below the opposing positions of the first positioning seat 3 and the second positioning seat 4. The welding opening 13 can provide a moving space for the welding head to increase the angle range of welding.

[0024] Reference Figure 1 , Figure 2 The positioning latch 9 and the limiting latch 11 are both magnetic latches, and the design of the magnetic structure enables the positioning latch 9 and the limiting latch 11 to be firmly plugged.

[0025] When in use, the staff first puts the spherical seat 7 and the square tube connector 8 into the first positioning seat 3 and the second positioning seat 4 respectively, and then positions the spherical seat 7 and the square tube connector 8 into the first positioning seat 3 and the second positioning seat 4 through the positioning pin 9, so that the positioning pin 9 connects the spherical seat 7 together, and the welding operation can be carried out at this time. After the positioning pin 9 welds one side of the spherical seat 7, the manual hand pulls the limit pin 11 on one side to move the limit pin 11 out from the inside of the limit sleeve 12. At this time, the flip plate 2 can be rotated through the rotating shafts 6 on both sides to turn the spherical seat 7 and the square tube connector 8 over. After turning over, the other side of the spherical seat 7 and the square tube connector 8 can be directly welded, thereby achieving fast and accurate welding.

[0026] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A welding device for processing a trailer ball seat, comprising a base (1), a flip plate (2), a first positioning seat (3) and a second positioning seat (4), characterized in that: The flip plate (2) is located on the surface of the base (1), and support plates (5) are fixedly provided on both sides of the surface of the base (1). Both sides of the flip plate (2) are rotatably connected to the two support plates (5) via a rotating shaft (6), and a limiting mechanism is provided at the end of one of the rotating shafts (6); The first positioning seat (3) and the second positioning seat (4) are respectively fixedly arranged on both sides of the surface of the flip plate (2); a ball seat (7) is arranged inside the first positioning seat (3); a square tube connector (8) is arranged inside the second positioning seat (4); and positioning pins (9) for positioning the ball seat (7) and the square tube connector (8) are inserted into the side walls of the first positioning seat (3) and the second positioning seat (4).

2. A welding device for trailer ball seat processing according to claim 1, characterized in that: The limiting mechanism comprises a limiting plate (10), a limiting latch (11) and a limiting sleeve (12); the limiting plate (10) is fixedly arranged at the end of the rotating shaft (6); the limiting latch (11) is plugged into the side wall of the limiting plate (10); the limiting sleeve (12) is fixedly arranged on the side of the supporting plate (5); and the limiting sleeve (12) is plugged into and matched with the limiting latch (11).

3. A welding device for processing a trailer ball seat according to claim 2, characterized in that: The number of the limiting plug sleeves (12) is two, and the two limiting plug sleeves (12) are arranged at a 180° distribution.

4. A welding device for trailer ball seat processing according to claim 1, characterized in that: The first positioning seat (3) adopts a curved structure, and the first positioning seat (3) and the second positioning seat (4) are arranged in an opposite distribution.

5. A welding device for processing a trailer ball seat according to claim 1, characterized in that: A welding opening (13) is provided on the surface of the flip plate (2) and below the opposing positions of the first positioning seat (3) and the second positioning seat (4).

6. A welding device for trailer ball seat processing according to claim 2, characterized in that: The positioning latch (9) and the limiting latch (11) are both magnetic latches.

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