Multifunctional welding clamp for intermediate frequency welding machine

Abstract

The utility model belongs to the technical field of welding, and particularly relates to a multifunctional welding fixture for an intermediate frequency welding machine, which comprises a bottom plate, a first supporting seat, a second supporting seat, a third supporting seat, a left limiting plate and a right limiting plate are mounted on the upper end face of the bottom plate, and a lifting cylinder is mounted on the upper end face of the first supporting seat. The upper end face of the lifting air cylinder is fixedly connected with a connecting piece, the upper end face of the connecting piece is connected with an inclined rod, the upper end face of the inclined rod is fixedly connected with a top supporting seat, the upper end face of the second supporting seat is fixedly connected with a pipe limiting block, and the outer end face of the pipe limiting block is fixedly connected with a guide piece. By arranging various clamping devices capable of adjusting the installation number and direction, the welding device is suitable for welding workpieces of various shapes and sizes, has various functions, can meet the requirements of various welding tasks, improves the utilization rate of equipment, is simple in structure and convenient to operate, and can remarkably reduce the labor intensity of operators and improve the welding efficiency.

Description

Technical Field

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

[0002] With the rapid development of industrial technology, welding technology has occupied an increasingly important position in the manufacturing industry. Medium frequency welding machines are widely used in the welding of various metal materials due to their high efficiency, energy saving, and stable welding quality. As an important auxiliary equipment in the welding process, the technological origin of welding fixtures can be traced back to the early development stage of welding technology. Welding fixtures are widely used in various industries, including automobile manufacturing, aerospace, machinery manufacturing, electronic equipment, etc. In the automobile manufacturing industry, welding fixtures are mainly used for body welding, engine and suspension system manufacturing and other key components; in the aerospace industry, welding fixtures are used to ensure the welding connection of high-precision equipment such as aircraft engines, satellites and spacecraft.

[0003] The following problems exist:

[0004] Existing traditional welding fixtures often have single functions, cannot meet the welding needs of complex workpieces, and have problems such as low positioning accuracy. Utility Model Content

[0005] In view of the shortcomings of the existing technology, the utility model provides a multifunctional welding fixture for a medium frequency welding machine, which solves the problems of single function, difficulty in meeting the welding requirements of complex workpieces, and low positioning accuracy.

[0006] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a multifunctional welding fixture for a medium frequency welding machine, comprising a base plate, the upper end surface of the base plate being fixedly mounted with a first support seat, a second support seat, a third support seat and left and right limit plates, the upper end surface of the first support seat being fixedly mounted with a lifting cylinder, the upper end surface of the lifting cylinder being fixedly connected with a connecting plate, the upper end surface of the connecting plate being fixedly connected with a tilting rod, the upper end surface of the tilting rod being fixedly connected with a top support seat, the upper end surface of the second support seat being fixedly connected with a pipe limit block, and the outer end surface of the pipe limit block being fixedly connected with a guide plate.

[0007] As an optimal technical solution of the present invention, the upper end face of the third support seat is fixedly connected to a fixing frame and a clamping fixing rod, the upper end of the clamping fixing rod is connected to a main clamping fixing plate, the inner end of the main clamping fixing plate is fixedly connected to a connecting head, the lower end of the connecting head is fixedly connected to a cylinder, the outer end face of the clamping fixing rod is fixedly connected to a secondary clamping plate, the lower part of the secondary clamping plate is fixedly connected to a telescopic moving rod, and the end of the telescopic moving rod away from the secondary clamping plate is fixedly connected to the clamping fixing rod.

[0008] As an optimal technical solution of the present invention, the upper end surface of the base plate is fixedly connected to a tightening fixing seat, and tightening limit blocks are fixedly installed on the end surfaces of both sides of the tightening fixing seat. A tightening lifting rod is arranged inside the tightening limit block, and the upper end surface of the tightening lifting rod is fixedly connected to a tightening piece.

[0009] As an optimal technical solution of the present invention, the inner end surfaces of the left and right limit plates are fixedly installed with left and right limit blocks, the interior of the left and right limit blocks are provided with left and right limit block moving shafts, and the inner end surfaces of the left and right limit block moving shafts are fixedly connected with clamping plates.

[0010] Compared with the prior art, the present invention has the following beneficial effects:

[0011] This utility model is suitable for welding workpieces of various shapes and sizes by providing various clamping devices with adjustable installation quantity and direction. It is particularly suitable for the field of high-precision welding. It has diverse functions and can adapt to the needs of various welding tasks, improve the utilization rate of equipment, has a simple structure, and is easy to operate. It can significantly reduce the labor intensity of operators and improve welding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the isometric structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the top view of the structure of the utility model;

[0014] Figure 3 This is a schematic diagram of the main structure of the utility model;

[0015] Figure 4 It is a right side structural schematic diagram of the present utility model.

[0016] In the figure: 1. Base plate; 2. First support seat; 3. Lifting cylinder; 4. Tilt rod; 5. Second support seat; 6. Pipe limit block; 7. Connecting plate; 8. Top support seat; 9. Left and right limit blocks; 10. Connecting head; 11. Cylinder; 12. Third support seat; 13. Guide plate; 14. Clamping plate; 16. Fixed frame; 17. Main clamping plate; 18. Top clamping plate; 19. Left and right limit plates; 20. Top clamping seat; 21. Left and right limit block moving shaft; 22. Top limit block; 23. Auxiliary clamping plate; 24. Top lifting rod; 25. Clamping fixing rod; 26. Telescopic moving rod. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0018] Example

[0019] See also Figure 1-4 The utility model provides the following technical solutions: a multifunctional welding fixture for a medium frequency welding machine, comprising a base plate 1, the upper end surface of the base plate 1 is fixedly mounted with a first support seat 2, a second support seat 5, a third support seat 12 and left and right limit plates 19, the upper end surface of the first support seat 2 is fixedly mounted with a lifting cylinder 3, the upper end surface of the lifting cylinder 3 is fixedly connected with a connecting piece 7, the upper end surface of the connecting piece 7 is fixedly connected with a tilting rod 4, the upper end surface of the tilting rod 4 is fixedly connected with a top support seat 8, the upper end surface of the second support seat 5 is fixedly connected with a pipe limit block 6, and the outer end surface of the pipe limit block 6 is fixedly connected with a guide piece 13.

[0020] In this embodiment, the base plate 1 is evenly provided with through holes for fixing various types of clamps. The first support seat 2, the second support seat 5 and the third support seat 12 are symmetrically arranged in two groups, all of which are fixed to the base plate 1 with bolts. The connecting piece 7 and the tilting rod 4 are one-piece castings. The top support seat 8 is used to complete the fixation of the workpiece to be processed, and the pipe limit block 6 is used to fix the columnar profile. At the same time, the number of each fixed structure can be increased or decreased according to the actual workpiece to be processed.

[0021] Specifically, the upper end face of the third support seat 12 is fixedly connected to the fixing frame 16 and the clamping fixing rod 25, the upper end of the clamping fixing rod 25 is connected to the main clamping fixing plate 17, the inner end of the main clamping fixing plate 17 is fixedly connected to the connecting head 10, the lower end of the connecting head 10 is fixedly connected to the cylinder 11, the outer end face of the clamping fixing rod 25 is fixedly connected to the auxiliary clamping plate 23, the lower part of the auxiliary clamping plate 23 is fixedly connected to the telescopic moving rod 26, and the end of the telescopic moving rod 26 away from the auxiliary clamping plate 23 is fixedly connected to the clamping fixing rod 25.

[0022] In this embodiment, the middle part of the main clamping fixing plate 17 is fixed to the upper part of the clamping fixing rod 25 in a hinged manner, and the auxiliary clamping plate 23 is also fixed to the side of the clamping fixing rod 25 in a hinged manner. The auxiliary clamping plate 23 and the main clamping fixing plate 17 cooperate with the fixing frame 16 to clamp the workpiece.

[0023] Specifically, the upper end surface of the base plate 1 is fixedly connected to a tightening fixing seat 20, and tightening limit blocks 22 are fixedly installed on the end surfaces of both sides of the tightening fixing seat 20. A tightening lifting rod 24 is arranged inside the tightening limit block 22, and the upper end surface of the tightening lifting rod 24 is fixedly connected to a tightening piece 18.

[0024] In this embodiment, when the jacking structure is used for welding, the welded workpieces are placed on the same horizontal plane. The jacking fixing seat 20 is fixed with bolts and can also be changed in position according to different workpieces.

[0025] Specifically, the inner end surfaces of the left and right limit plates 19 are fixedly mounted with left and right limit blocks 9 , the interiors of the left and right limit blocks 9 are provided with left and right limit block moving shafts 21 , and the inner end surfaces of the left and right limit block moving shafts 21 are fixedly connected with clamping pieces 14 .

[0026] In this embodiment, four left and right limit plates 19 are provided, which are connected by bolts and have ribs for strengthening the strength. At the same time, multiple fixing holes are provided, and the fixing height of the left and right limit blocks 9 can be changed according to different workpieces.

[0027] The working principle and usage process of the present invention are as follows: the staff adjusts the installation quantity of the first support seat 2, the second support seat 5, the third support seat 12 and the left and right limit plates 19 according to the workpiece to be processed. For the columnar workpiece, the workpiece enters the pipe limit block 6 through the guide plate 13, and is lifted to the appropriate position by the clamping plate 18 under the operation of the clamping limit block 22. Then the left and right limit blocks 9 are controlled to start working so that the clamping plate 14 clamps the workpiece to be processed. For sheet-like workpieces, the main clamping fixing plate 17, the auxiliary clamping plate 23 and the fixing frame 16 are used for clamping and fixing. The main clamping fixing plate 17 and the auxiliary clamping plate 23 are opened and closed by the operation of the cylinder 11 and the telescopic moving rod 26, thereby realizing the clamping and fixing of the sheet-like workpiece.

[0028] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A multifunctional welding fixture for a medium frequency welding machine, comprising a bottom plate (1), characterized in that: The upper end surface of the base plate (1) is fixedly mounted with a first support seat (2), a second support seat (5), a third support seat (12) and left and right limit plates (19); the upper end surface of the first support seat (2) is fixedly mounted with a lifting cylinder (3); the upper end surface of the lifting cylinder (3) is fixedly connected with a connecting plate (7); the upper end surface of the connecting plate (7) is fixedly connected with a tilting rod (4); the upper end surface of the tilting rod (4) is fixedly connected with a top support seat (8); the upper end surface of the second support seat (5) is fixedly connected with a pipe limit block (6); the outer end surface of the pipe limit block (6) is fixedly connected with a guide plate (13).

2. The multifunctional welding fixture for a medium frequency welding machine according to claim 1, characterized in that: The upper end surface of the third support seat (12) is fixedly connected to a fixing frame (16) and a clamping and fixing rod (25); the upper end of the clamping and fixing rod (25) is connected to a main clamping and fixing plate (17); the inner end of the main clamping and fixing plate (17) is fixedly connected to a connecting head (10); the lower end of the connecting head (10) is fixedly connected to a cylinder (11); the outer end surface of the clamping and fixing rod (25) is fixedly connected to a secondary clamping plate (23); the lower part of the secondary clamping plate (23) is fixedly connected to a telescopic movable rod (26); the end of the telescopic movable rod (26) away from the secondary clamping plate (23) is fixedly connected to the clamping and fixing rod (25).

3. The multifunctional welding fixture for a medium frequency welding machine according to claim 1, characterized in that: The upper end surface of the base plate (1) is fixedly connected to a tightening fixing seat (20), and tightening limit blocks (22) are fixedly installed on the end surfaces of both sides of the tightening fixing seat (20). A tightening lifting rod (24) is provided inside the tightening limit block (22), and the upper end surface of the tightening lifting rod (24) is fixedly connected to a tightening piece (18).

4. The multifunctional welding fixture for a medium frequency welding machine according to claim 1, characterized in that: The inner end surfaces of the left and right limit plates (19) are fixedly mounted with left and right limit blocks (9), the interiors of the left and right limit blocks (9) are provided with left and right limit block moving shafts (21), and the inner end surfaces of the left and right limit block moving shafts (21) are fixedly connected with clamping pieces (14).

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