Welding clamping device

Abstract

The utility model discloses a welding clamping device which comprises a base, the upper side of the base is fixedly connected with a supporting column, the upper end of the supporting column is fixedly connected with a bearing disc, the upper side of the bearing disc is fixedly connected with a first sliding rod, and the first sliding rod is connected with a first connecting ring in a sliding mode. The outer side of the first connecting ring is fixedly connected with a second sliding rod, the second sliding rod is slidably connected with a second connecting ring, the lower side of the second connecting ring is fixedly connected with a connecting rod, the other end of the connecting rod is fixedly connected with a supporting plate, the supporting plate is in threaded connection with an adjusting bolt, and the lower end of the adjusting bolt is rotatably connected with a fixing plate. Through holes are formed in the supporting plates on the two sides of the adjusting bolt, guide rods are fixedly connected to the fixing plates on the two sides of the adjusting bolt, and the guide rods are connected with the through holes in a sliding mode. Through the structure, the problem of poor flexibility is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding equipment, in particular to a welding clamping device. Background Art

[0002] Welding, also known as fusion, is a manufacturing process and technology that joins metals or other thermoplastic materials by heating, high temperature or high pressure. There are many sources of energy for modern welding, including gas flame, arc, laser, electron beam, friction and ultrasonic. In the process of welding metal workpieces, in order to ensure the stability and accuracy of welding, corresponding clamping devices are generally used.

[0003] When applying for a patent, a Chinese patent with the patent number CN206982050U was found through searching: A workpiece clamping device for a welding tool, including a workpiece clamping device body and an upper clamping tooth, one end of the workpiece clamping device body is welded with a lower clamping tooth, the upper clamping tooth is connected to the upper part of the lower clamping tooth through a lead screw, and the middle position of the gripping rod is connected to a bracket through a central rotating shaft. However, when in use, the welded part is clamped in a fixed manner and cannot be adjusted, and the flexibility is poor; therefore, improvement is needed. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a welding clamping device which solves the problem of poor flexibility.

[0005] The utility model also provides the above-mentioned welding clamping device, comprising: a base, a support column fixedly connected to the upper side of the base, a receiving plate fixedly connected to the upper end of the support column, a first sliding rod fixedly connected to the upper side of the receiving plate, a first connecting ring slidably connected to the first sliding rod, a second sliding rod fixedly connected to the outer side of the first connecting ring, a second connecting ring slidably connected to the second sliding rod, a connecting rod fixedly connected to the lower side of the second connecting ring, the other end of the connecting rod is fixedly connected to the support plate, an adjusting bolt is threadedly connected to the support plate, the lower end of the adjusting bolt is rotatably connected to the fixing plate, through holes are provided on the support plates on both sides of the adjusting bolt, guide rods are fixedly connected to the fixing plates on both sides of the adjusting bolt, and the guide rods are slidably connected to the through holes.

[0006] According to the welding clamping device, the first connecting ring and the second connecting ring are threadedly connected to fixing bolts on their outer sides, and are both provided with annular grooves inside, and arc-shaped clamping plates are provided in the annular grooves. The outer ends of the fixing bolts are fixedly connected to rotating rods, and the inner ends are rotatably connected to the arc-shaped clamping plates.

[0007] According to the welding clamping device, a second rubber pad is fixedly connected to the inner side of the arc-shaped clamping plate.

[0008] According to the welding clamping device, a first rubber pad is fixedly connected to the upper side of the fixing plate.

[0009] According to the welding clamping device, the other ends of the first sliding rod and the second sliding rod are both fixedly connected to the limiting plate.

[0010] The utility model has the following beneficial effects:

[0011] In the utility model, the first connecting ring and the second connecting ring are respectively slidably connected on the first sliding rod and the second sliding rod. During welding, the rotating rod outside the first connecting ring and the second connecting ring can be rotated, and the rotating rod drives the fixing bolt to rotate, so that the arc-shaped clamping plate is pressed tightly against the sliding rod. Compared with the previous method, the operation is simple, the flexibility is good, and the adjustment at any angle can be performed.

[0012] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0014] Figure 1 This is a structural diagram of a welding clamping device of the utility model;

[0015] Figure 2 for Figure 1 A magnified view of the structure at center A;

[0016] Figure 3 This is an internal structural diagram of a connecting ring of a welding clamping device of the utility model;

[0017] Figure 4 This is another structural diagram of a connecting ring of a welding clamping device of the utility model.

[0018] Legend:

[0019] 1. Base; 2. Support column; 3. Receiver plate; 4. First slide bar; 5. First connecting ring; 51. Annular groove; 52. Arc clamping plate; 53. Fixing bolt; 54. Turn bar; 55. Second rubber pad; 6. Second connecting ring; 7. Second slide bar; 8. Connecting rod; 9. Support plate; 91. Through hole; 10. Fixing plate; 101. First rubber pad; 11. Adjusting bolt; 12. Guide rod; 13. Limiting plate. DETAILED DESCRIPTION

[0020] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0021] Reference Figure 1-4 The utility model embodiment is a welding clamping device, which includes a base 1, a support column 2 is fixedly connected to the upper side of the base 1, a receiving plate 3 is fixedly connected to the upper end of the support column 2, the receiving plate 3 can be used to place welding rods and welding tools during welding, and can also catch the falling welding slag during overhead welding, which has good practicality, a first sliding rod 4 is fixedly connected to the upper side of the receiving plate 3, a first connecting ring 5 is slidably connected to the first sliding rod 4, a second sliding rod 7 is fixedly connected to the outer side of the first connecting ring 5, and the other ends of the first sliding rod 4 and the second sliding rod 7 are fixedly connected to the limiting plate 13 The second slide bar 7 is slidably connected with the second connecting ring 6, the lower side of the second connecting ring 6 is fixedly connected with the connecting rod 8, the other end of the connecting rod 8 is fixedly connected with the supporting plate 9, the supporting plate 9 is threadedly connected with the adjusting bolt 11, the lower end of the adjusting bolt 11 is rotatably connected with the fixing plate 10, the supporting plate 9 on both sides of the adjusting bolt 11 is provided with through holes 91, the fixing plate 10 on both sides of the adjusting bolt 11 is fixedly connected with the guide rod 12, the guide rod 12 is slidably connected with the through hole 91, and the upper side of the fixing plate 10 is fixedly connected with the first rubber pad 101;

[0022] The first connecting ring 5 and the second connecting ring 6 are threadedly connected to the outer side with a fixing bolt 53, and both are provided with an annular groove 51 inside, an arc-shaped clamping plate 52 is provided in the annular groove 51, the outer end of the fixing bolt 53 is fixedly connected to a rotating rod 54, and the inner end is rotatably connected to the arc-shaped clamping plate 52, and the inner side of the arc-shaped clamping plate 52 is fixedly connected to a second rubber pad 55 to increase the friction between the arc-shaped clamping plate 52 and the sliding rod to make it more stable.

[0023] Working principle: When in use, place the weldment between the support plate 9 and the fixed plate 10, then rotate the adjusting bolt 11 to make the fixed plate 10 close to the support plate 9 to fix the weldment, and then rotate the rotating rod 54 on the outside of the first connecting ring 5 and the second connecting ring 6. The rotating rod 54 drives the fixing bolt 53 to rotate, so that the arc-shaped clamping plate 52 is pressed against the sliding rod. It is simple to operate, has good flexibility, and can be adjusted at any angle.

[0024] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A welding clamping device, characterized in that: include: A base (1), wherein a support column (2) is fixedly connected to the upper side of the base (1), a receiving plate (3) is fixedly connected to the upper end of the support column (2), a first sliding rod (4) is fixedly connected to the upper side of the receiving plate (3), a first connecting ring (5) is slidably connected to the first sliding rod (4), a second sliding rod (7) is fixedly connected to the outer side of the first connecting ring (5), a second connecting ring (6) is slidably connected to the second sliding rod (7), a connecting rod (8) is fixedly connected to the lower side of the second connecting ring (6), the other end of the connecting rod (8) is fixedly connected to a support plate (9), an adjusting bolt (11) is threadedly connected to the support plate (9), a fixing plate (10) is rotatably connected to the lower end of the adjusting bolt (11), through holes (91) are provided on the support plate (9) located on both sides of the adjusting bolt (11), guide rods (12) are fixedly connected to the fixing plate (10) located on both sides of the adjusting bolt (11), and the guide rods (12) are slidably connected to the through holes (91).

2. A welding clamping device according to claim 1, characterized in that: The first connecting ring (5) and the second connecting ring (6) are threadedly connected to fixing bolts (53) on the outside and are both provided with annular grooves (51) inside. An arc-shaped clamping plate (52) is provided inside the annular grooves (51). The outer ends of the fixing bolts (53) are fixedly connected to rotating rods (54), and the inner ends are rotatably connected to the arc-shaped clamping plate (52).

3. A welding clamping device according to claim 2, characterized in that: A second rubber pad (55) is fixedly connected to the inner side of the arc-shaped clamping plate (52).

4. A welding clamping device according to claim 3, characterized in that: A first rubber pad (101) is fixedly connected to the upper side of the fixing plate (10).

5. A welding clamping device according to claim 4, characterized in that: The other ends of the first sliding rod (4) and the second sliding rod (7) are both fixedly connected to a limiting plate (13).

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