Fixing clamp for welding

Abstract

The utility model belongs to the technical field of fixing clamps, and particularly relates to a welding fixing clamp which comprises a base, a stand column is fixedly connected to the upper surface of the base, a first fixing plate is fixedly connected to one side of the stand column, a rotating assembly is arranged on the first fixing plate, and a rotating column is rotationally connected to one side of the stand column in a penetrating mode. Through the arrangement of the servo motor, the threaded rod, the movable plate, the sliding ring, the second rotating frame, the movable rod, the first rotating frame, the sliding block, the clamping plate, the clamping disc and the like, the servo motor drives the threaded rod to rotate, the threaded rod drives the movable plate to move, the movable plate drives the sliding ring to move, and the clamping disc drives the movable plate to move. The sliding ring drives the moving rod to move through the second rotating frame, the moving rod drives the sliding blocks to slide through the first rotating frame, the three sliding blocks drive the corresponding clamping plates to conduct three-point clamping on the 304 stainless steel closed valve, and the clamping stability is improved.

Description

Technical Field

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

[0002] Welding fixtures are process equipment that can accurately position and reliably tighten weldments to facilitate assembly and welding of weldments and ensure the accuracy of the weldment structure. Actively promoting and using tooling and fixtures that are compatible with product structures in modern weldment production plays a very important role in improving product quality and accelerating welding production.

[0003] However, in the existing equipment, most of the two sides of the 304 stainless steel closed valve are clamped and fixed for welding. Since the 304 stainless steel closed valve is cylindrical, the stability is poor when clamping the two sides, which is not conducive to welding by the workers. Therefore, a welding fixing fixture is proposed. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and provides a welding fixing fixture.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a welding fixing fixture, including a base, a column is fixedly connected to the upper surface of the base, a first fixing plate is fixedly connected to one side of the column, a rotating assembly is provided on the first fixing plate, a rotating column is rotatably connected to one side of the column, a fixing frame is fixedly connected to one side of the rotating column, a connecting column is rotatably provided inside the fixing frame, an adjusting column is fixedly provided on the connecting column, a sliding rod is fixedly connected to one side of the adjusting column, a second fixing plate is fixedly connected to the bottom of the adjusting column, a clamping structure is provided on the second fixing plate, a third fixing plate is fixedly connected to one side of the fixing frame, and an angle adjustment assembly is provided on the third fixing plate.

[0006] As a further description of the above technical solution:

[0007] The rotating assembly includes a first rotating rod that is rotatably connected to one side of the first fixed plate, one side of the first rotating rod is fixedly connected to a first rotating disk, one end of the first rotating rod is fixedly connected to a first worm, one side of the rotating column is fixedly connected to a first worm wheel, and the first worm wheel is meshingly connected to the first worm.

[0008] As a further description of the above technical solution:

[0009] The angle adjustment assembly includes a second rotating rod that passes through and is rotatably connected to the upper surface of the third fixed plate, a second rotating disk is fixedly connected to one side of the second rotating rod, a second worm is fixedly connected to one end of the second rotating rod, a second worm wheel is fixedly connected to one side of the connecting column, and the second worm wheel is meshingly connected to the second worm wheel.

[0010] As a further description of the above technical solution:

[0011] The clamping structure includes a clamping plate fixedly connected to one side of the sliding rod, three sliding grooves are opened on one side of the clamping plate, a sliding block is slidably connected in each of the sliding grooves, one side of each of the sliding blocks is fixedly connected to the clamping plate, and the other side of each of the sliding blocks is fixedly connected to the first rotating frame.

[0012] As a further description of the above technical solution:

[0013] A sliding ring is slidably connected to the sliding rod, and three second rotating frames are fixedly connected to one side of the sliding ring. The interior of each second rotating frame is rotatably connected to a moving rod, and one end of each moving rod is rotatably connected to the interior of the corresponding first rotating frame.

[0014] As a further description of the above technical solution:

[0015] A threaded rod is rotatably connected to one side of the second fixed plate, a movable plate is threadedly connected to the threaded rod, an upper surface of the movable plate is fixedly connected to one side of the sliding ring, a servo motor is fixedly connected to one side of the second fixed plate, and an output shaft of the servo motor is fixedly connected to one end of the threaded rod.

[0016] The utility model has the following beneficial effects:

[0017] 1. Compared with the prior art, the fixing fixture for welding is provided with a servo motor, a threaded rod, a movable plate, a sliding ring, a second rotating frame, a movable rod, a first rotating frame, a sliding block, a clamping plate and a clamping disk, etc. The servo motor drives the threaded rod to rotate, the threaded rod drives the movable plate to move, the movable plate drives the sliding ring to move, the sliding ring drives the movable rod to move through the second rotating frame, the movable rod drives the sliding block to slide through the first rotating frame, and the three sliding blocks drive the corresponding clamping plates to clamp the 304 stainless steel closed valve at three points, thereby improving the stability of the clamping.

[0018] 2. Compared with the prior art, the fixing fixture for welding is provided with a first rotating disk, a first worm, a first worm wheel, a second rotating rod, a second rotating disk, a second worm and a second worm wheel, etc. The first rotating disk drives the first worm through the first rotating rod, the first worm drives the first worm wheel to rotate, the first worm wheel drives the rotating column to rotate, the clamping disk is driven to rotate through the fixed frame, the adjusting column and the sliding rod to rotate the stainless steel closed valve, and then the second rotating disk is rotated, the second gripping disk drives the second worm through the second rotating rod, the second worm drives the second worm wheel to rotate, the second worm wheel drives the adjusting column to move through the connecting column, the adjusting column drives the 304 stainless steel closed valve to move through the sliding rod, and the angle of the 304 stainless steel closed valve can be freely adjusted according to the needs of the staff, which is convenient for the staff to weld and is beneficial to improving the welding quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a three-dimensional structural schematic diagram of a welding fixing fixture proposed by the utility model;

[0020] Figure 2 A plan view of a welding fixture proposed by the utility model;

[0021] Figure 3 This is a schematic diagram of a rotating structure and an angle adjustment structure of a welding fixing fixture proposed by the utility model;

[0022] Figure 4 This is a schematic diagram of a clamping structure of a welding fixing fixture proposed by the utility model;

[0023] Figure 5 This is an exploded view of a clamping structure of a welding fixing fixture proposed by the utility model;

[0024] Figure 6 The three-dimensional structural schematic diagram of the 304 stainless steel closed valve proposed by the utility model.

[0025] Legend:

[0026] 1. Base; 2. Post; 3. First fixed plate; 4. Rotating column; 5. Fixed frame; 6. Adjusting column; 7. Third fixed plate; 8. Sliding rod; 9. Second fixed plate; 10. Clamping structure; 101. Servo motor; 102. Threaded rod; 103. Moving plate; 104. Sliding ring; 105. Second rotating frame; 106. Moving rod; 107. First rotating frame; 108. Sliding block; 109. Clamping plate; 110. Clamping disk; 11. Rotating assembly; 111. First rotating disk; 112. First worm; 113. First worm wheel; 12. Angle adjustment assembly; 121. Second rotating rod; 122. Second rotating disk; 123. Second worm; 124. Second worm wheel. DETAILED DESCRIPTION

[0027] 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 in 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.

[0028] Reference Figures 1 to 6 The utility model provides a welding fixing fixture: comprising a base 1, a column 2 is fixedly connected to the upper surface of the base 1, a first fixing plate 3 is fixedly connected to one side of the column 2, a rotating assembly 11 is provided on the first fixing plate 3, a rotating column 4 is rotatably connected to one side of the column 2, a fixing frame 5 is fixedly connected to one side of the rotating column 4, a connecting column is rotatably provided inside the fixing frame 5, an adjusting column 6 is fixedly provided on the connecting column, a sliding rod 8 is fixedly connected to one side of the adjusting column 6, a second fixing plate 9 is fixedly connected to the bottom of the adjusting column 6, a clamping structure 10 is provided on the second fixing plate 9, a third fixing plate 7 is fixedly connected to one side of the fixing frame 5, and an angle adjustment assembly 12 is provided on the third fixing plate 7;

[0029] Reference Figure 2 and Figure 3 In order to achieve the purpose of rotating the clamping disk 110, the rotating assembly 11 includes a first rotating rod that is rotatably connected to one side of the first fixed plate 3, one side of the first rotating rod is fixedly connected to a first rotating disk 111, one end of the first rotating rod is fixedly connected to a first worm 112, one side of the rotating column 4 is fixedly connected to a first worm wheel 113, the first worm wheel 113 is meshed with the first worm 112, the first rotating disk 111 drives the first worm 112 through the first rotating rod, the first worm 112 drives the first worm wheel 113 to rotate, the first worm wheel 113 drives the rotating column 4 to rotate, and the clamping disk is driven to rotate through the fixed frame 5, the adjusting column 6 and the sliding rod 8, the 304 stainless steel closed valve is rotated, and the welding angle is adjusted;

[0030] Reference Figure 1 , Figure 2 and Figure 3In order to adjust the angle of the clamping disk 110, the angle adjustment assembly 12 includes a second rotating rod 121 that is rotatably connected to the upper surface of the third fixed plate 7, a second rotating disk 122 is fixedly connected to one side of the second rotating rod 121, a second worm 123 is fixedly connected to one end of the second rotating rod 121, a second worm gear 124 is fixedly connected to one side of the connecting column, the second worm gear 124 is meshed with the second worm 123, the second rotating disk 122 drives the second worm 123 through the second rotating rod 121, the second worm gear 123 drives the second worm gear 124 to rotate, the second worm gear 124 drives the adjusting column 6 to move through the connecting column, the adjusting column 6 drives the 304 stainless steel sealed valve to move through the sliding rod 8, the angle of the 304 stainless steel sealed valve can be freely adjusted according to the needs of the staff, it is convenient for the staff to weld, and it is beneficial to improve the welding quality;

[0031] Reference Figure 2 , Figure 4 and Figure 5 In order to achieve the purpose of clamping, the clamping structure 10 includes a clamping plate 110 fixedly connected to one side of the sliding rod 8, and three sliding grooves are opened on one side of the clamping plate 110, each of which is slidably connected with a sliding block 108, and each sliding block 108 moves closer to or away from the center point of the clamping plate 110 along the corresponding sliding groove, and one side of each sliding block 108 is fixedly connected to the clamping plate 109, and the other side of each sliding block 108 is fixedly connected to the first rotating frame 107, and a sliding ring 104 is slidably connected to the sliding rod 8, and one side of the sliding ring 104 is fixedly connected to three second rotating frames 105, and each second rotating frame 105 is rotatably connected to a moving rod 106, and one end of each moving rod 106 is rotatably connected to the inside of the corresponding first rotating frame 107. A threaded rod 102 is rotatably connected to one side of the fixed plate 9, and a movable plate 103 is threadedly connected to the threaded rod 102. The upper surface of the movable plate 103 is fixedly connected to one side of the sliding ring 104. A servo motor 101 is fixedly connected to one side of the second fixed plate 9. The output shaft of the servo motor 101 is fixedly connected to one end of the threaded rod 102. The servo motor 101 drives the threaded rod 102 to rotate, and the threaded rod 102 drives the movable plate 103 to move. The movable plate 103 drives the sliding ring 104 to move. The sliding ring 104 drives the movable rod 106 to move through the second rotating frame 105. The movable rod 106 drives the sliding block 108 to slide through the first rotating frame 107. The three sliding blocks 108 drive the corresponding clamping plates 109 to clamp the 304 stainless steel closed valve at three points to improve the stability of the clamping.

[0032] Working principle: Place one side of the 304 stainless steel sealed valve on one side of the clamping disk 110, then the servo motor 101 drives the threaded rod 102 to rotate, the threaded rod 102 drives the moving plate 103 to move, the moving plate 103 drives the sliding ring 104 to move, the sliding ring 104 drives the moving rod 106 to move through the second rotating frame 105, the moving rod 106 drives the sliding block 108 to slide through the first rotating frame 107, the three sliding blocks 108 drive the corresponding clamping plates 109 to clamp the 304 stainless steel sealed valve at three points to improve the clamping stability, then the staff rotates the first rotating disk 111, the first rotating disk 111 drives the first worm 112 through the first rotating rod, the first A worm 112 drives the first worm wheel 113 to rotate, the first worm wheel 113 drives the rotating column 4 to rotate, and drives the clamping disk to rotate through the fixed frame 5, the adjusting column 6 and the sliding rod 8, so as to rotate the 304 stainless steel closed valve, and then rotates the second rotating disk 122, the second rotating disk 122 drives the second worm 123 through the second rotating rod 121, the second worm 123 drives the second worm wheel 124 to rotate, the second worm wheel 124 drives the adjusting column 6 to move through the connecting column, and the adjusting column 6 drives the 304 stainless steel closed valve to move through the sliding rod 8, and freely adjusts the angle of the 304 stainless steel closed valve according to the needs of the staff, which is convenient for the staff to weld and is conducive to improving the welding quality.

[0033] Finally, it should be noted that the above is only 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 can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A welding fixture, comprising a base (1), characterized in that: The upper surface of the base (1) is fixedly connected with a column (2), one side of the column (2) is fixedly connected with a first fixed plate (3), the first fixed plate (3) is provided with a rotating assembly (11), one side of the column (2) is rotatably connected with a rotating column (4), one side of the rotating column (4) is fixedly connected with a fixed frame (5), the interior of the fixed frame (5) is rotatably provided with a connecting column, an adjusting column (6) is fixedly provided on the connecting column, one side of the adjusting column (6) is fixedly connected with a sliding rod (8), the bottom of the adjusting column (6) is fixedly connected with a second fixed plate (9), the second fixed plate (9) is provided with a clamping structure (10), one side of the fixed frame (5) is fixedly connected with a third fixed plate (7), the third fixed plate (7) is provided with an angle adjustment assembly (12).

2. A welding fixture according to claim 1, characterized in that: The rotating assembly (11) comprises a first rotating rod which penetrates and is rotatably connected to one side of a first fixed plate (3); a first rotating disk (111) is fixedly connected to one side of the first rotating rod; a first worm (112) is fixedly connected to one end of the first rotating rod; a first worm wheel (113) is fixedly connected to one side of the rotating column (4); and the first worm wheel (113) is meshingly connected to the first worm (112).

3. A welding fixture according to claim 1, characterized in that: The angle adjustment assembly (12) comprises a second rotating rod (121) penetrating and rotatably connected to the upper surface of the third fixed plate (7); a second rotating disk (122) is fixedly connected to one side of the second rotating rod (121); a second worm (123) is fixedly connected to one end of the second rotating rod (121); a second worm gear (124) is fixedly connected to one side of the connecting column; and the second worm gear (124) is meshingly connected to the second worm gear (123).

4. A welding fixture according to claim 1, characterized in that: The clamping structure (10) comprises a clamping plate (110) fixedly connected to one side of the sliding rod (8), three sliding grooves are opened on one side of the clamping plate (110), a sliding block (108) is slidably connected in each of the sliding grooves, one side of each of the sliding blocks (108) is fixedly connected to the clamping plate (109), and the other side of each of the sliding blocks (108) is fixedly connected to the first rotating frame (107).

5. A welding fixture according to claim 4, characterized in that: A sliding ring (104) is slidably connected to the sliding rod (8); three second rotating frames (105) are fixedly connected to one side of the sliding ring (104); a moving rod (106) is rotatably connected inside each of the second rotating frames (105); and one end of each of the moving rods (106) is rotatably connected to the inside of a corresponding first rotating frame (107).

6. A welding fixture according to claim 5, characterized in that: One side of the second fixed plate (9) is rotatably connected to a threaded rod (102), a movable plate (103) is threadedly connected to the threaded rod (102), an upper surface of the movable plate (103) is fixedly connected to one side of a sliding ring (104), one side of the second fixed plate (9) is fixedly connected to a servo motor (101), an output shaft of the servo motor (101) is fixedly connected to one end of the threaded rod (102).

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