Angle-adjustable welding fixture

Abstract

The angle-adjustable welding fixture comprises a welding frame, the welding frame comprises a first metal workpiece and a fixture frame, two limiting nuts are arranged on the front side of the fixture frame, first threaded rods are arranged in the two limiting nuts, a supporting plate is fixedly installed on one side of the fixture frame, and a second threaded rod is arranged on the other side of the fixture frame. A limiting lantern ring is arranged on the upper end face of the supporting plate, a guide groove is formed in the limiting lantern ring, a bolt is arranged in the guide groove, a movable frame is arranged on the outer wall of the limiting lantern ring, a positioning plate is arranged on the rear side of the movable frame, and two hinge seats are arranged on the front side of the positioning plate. And second threaded rods are arranged in the two hinge seats, and clamping plates are arranged at one ends of the second threaded rods, so that multi-angle rotating welding of metal workpieces can be achieved, the metal welding accuracy and fastening performance are improved, and practicability is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of metal welding, in particular to a welding fixture with adjustable angle. Background Art

[0002] Welding fixtures are used to fix the processing object during metal welding operations so that it occupies the correct position to receive the processing device. In the field of welding, it is often necessary to weld bent pipes, that is, to splice two pipes together to form a specific angle between them, and then weld the two independent pipes at the connection position to weld them into an integral bent pipe, so that the metal can be stably clamped and accurately welded.

[0003] The existing patent with publication number CN218638970U proposes an angle-adjustable welding fixture, which is provided with a workbench, a placement plate, a fixing mechanism, and a locking assembly; the placement plate includes a rotating shaft arranged on both sides of the placement plate; the fixing mechanism is arranged on the placement plate and is used to fix the object to be welded; the locking assembly includes a gear fixedly sleeved on the rotating shaft, and a locking member and a driving mechanism slidably connected to the workbench, the locking member is connected to the driving mechanism, and the locking member can be driven to lock the gear to prevent the rotation of the rotating shaft.

[0004] Although the above welding fixture can adjust the angle of the fixture to a certain extent during welding, it is not stable enough when clamping the metal plate, and the welding is not accurate enough after the fixture angle is adjusted. It is easy to offset and cause welding size deviation, which affects the welding process efficiency, increases cost losses, and reduces the use of the fixture. In response to the above problems, we proposed an angle-adjustable welding fixture for improvement and upgrade Utility Model Content

[0005] The purpose of the utility model is to provide a welding fixture with adjustable angle to solve the problems raised in the above background technology.

[0006] In order to solve the above problems, the following technical solutions are provided:

[0007] A welding fixture with adjustable angle is designed, including a welding frame, the welding frame includes a first metal workpiece and a fixture frame, two limit nuts are arranged on the front side of the fixture frame, first threaded rods are arranged inside the two limit nuts, a support plate is fixedly installed on one side of the fixture frame, a limit ring is arranged on the upper end surface of the support plate, a guide groove is opened inside the limit ring and a bolt is arranged inside the guide groove, a moving frame is arranged on the outer wall of the limit ring and a positioning plate is arranged on the rear side of the moving frame, two hinged seats are arranged on the front side of the positioning plate, second threaded rods are arranged inside the two hinged seats and a clamping plate is arranged at one end of the second threaded rod.

[0008] Furthermore, a first metal workpiece is arranged at the upper end of the welding frame, a mounting groove is opened inside the clamp frame and the first metal workpiece is arranged inside the mounting groove, and the limiting nut is fixedly mounted on the clamp frame.

[0009] Furthermore, the first threaded rod and the limiting nut are threadedly connected, and two ends of the first threaded rod are respectively fixedly connected with a rotating handle and a pressing plate.

[0010] Furthermore, the limiting collar is fixedly mounted on the support plate, a slot is provided inside the movable frame, the bolt is arranged inside the slot, and the outer wall of the bolt is threadedly connected with two connecting buckles.

[0011] Furthermore, the positioning plate is fixedly mounted on the movable frame, the two hinge seats are fixedly arranged on the front side of the positioning plate, and the second threaded rod is threadedly connected to the hinge seat.

[0012] Furthermore, a rotating handle and a clamping plate are respectively fixedly mounted at both ends of the second threaded rod, and one end of the clamping plate is fittedly connected to the second metal workpiece.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. The utility model device is provided with a clamp frame, a first threaded rod, a second threaded rod, a limiting collar, a bolt, a movable frame, a clamping plate and other components. The first threaded rod is driven to rotate on two limiting nuts by rotating a handle, so that the first threaded rod drives the pressure plate to fix the first metal workpiece, and then the rotating handle on the positioning plate is rotated to drive the second threaded rod to rotate on the hinge seat, and then the clamping plate is driven to fix it, the connecting buckle on the rotating bolt is loosened, and then the movable frame is driven to slide in the guide groove on the limiting collar, and then the connecting buckle is locked and fixed to it, the workpiece can be adjusted at multiple angles before welding, which is beneficial to improving the welding accuracy and tightness, improving the welding processing efficiency, and having a simple structure.

[0015] With reference to the following description and drawings, specific embodiments of the present invention are disclosed in detail, indicating the manner in which the principles of the present invention can be adopted. It should be understood that the embodiments of the present invention are not limited in scope. Within the spirit and scope of the appended claims, the embodiments of the present invention include many changes, modifications and equivalents. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1This is a schematic diagram of the overall structure of an angle-adjustable welding fixture of the utility model;

[0018] Figure 2 This is a partial structural schematic diagram of an angle-adjustable welding fixture of the utility model;

[0019] Figure 3 for Figure 2 A schematic diagram of a partial cross-sectional structure at the rear side;

[0020] Figure 4 for Figure 2 Schematic diagram of the split structure.

[0021] In the figure: 1. welding frame; 2. clamp frame; 3. first threaded rod; 4. limiting nut; 5. support plate; 6. limiting collar; 7. bolt; 8. movable frame; 9. second metal workpiece; 10. second threaded rod; 11. positioning plate; 12. rotating handle; 13. pressing plate; 14. guide groove; 15. mounting groove; 16. connecting buckle; 17. notch; 18. hinge seat; 19. clamping plate; 20. first metal workpiece. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] like Figure 1 - Figure 4 As shown, the present embodiment provides a welding fixture with adjustable angle, including a welding frame 1, the welding frame 1 includes a first metal workpiece 20 and a fixture frame 2, two limit nuts 4 are arranged on the front side of the fixture frame 2, a first threaded rod 3 is arranged inside the two limit nuts 4, a support plate 5 is fixedly installed on one side of the fixture frame 2, a limit collar 6 is arranged on the upper end surface of the support plate 5, a guide groove 14 is opened inside the limit collar 6 and a bolt 7 is arranged inside the guide groove 14, a moving frame 8 is arranged on the outer wall of the limit collar 6 and a positioning plate 11 is arranged on the rear side of the moving frame 8, two articulated seats 18 are arranged on the front side of the positioning plate 11, a second threaded rod 10 is arranged inside the two articulated seats 18 and a clamping plate 19 is arranged at one end of the second threaded rod 10.

[0024] Preferably, a first metal workpiece 20 is arranged at the upper end of the welding frame 1, a mounting groove 15 is opened inside the clamp frame 2 and the first metal workpiece 20 is arranged inside the mounting groove 15, a limit nut 4 is fixedly installed on the clamp frame 2, so as to stably fix the first metal workpiece 20, the first threaded rod 3 and the limit nut 4 are threadedly connected, and the two ends of the first threaded rod 3 are respectively fixedly connected with a rotating handle 12 and a pressing plate 13, so that the first threaded rod 3 drives the pressing plate 13 to move to position the first metal workpiece 20, a limit collar 6 is fixedly installed on the support plate 5, a notch 17 is opened inside the movable frame 8, the bolt 7 is arranged inside the notch 17, and the outer wall of the bolt 7 is threadedly connected with two connecting buckles 16, so as to fix the movable frame 8 with the bolt 7 after the angle is adjusted.

[0025] Preferably, the positioning plate 11 is fixedly mounted on the movable frame 8, two hinged seats 18 are fixedly arranged on the front side of the positioning plate 11, and the second threaded rod 10 and the hinged seat 18 are threadedly connected, so that the second threaded rod 10 can drive the clamping plate 19 to move, and the rotating handle 12 and the clamping plate 19 are fixedly mounted at both ends of the second threaded rod 10, and one end of the clamping plate 19 is fittedly connected to the second metal workpiece 9, so that the clamping plate 19 can be driven to clamp and fix the second metal workpiece 9.

[0026] The use principle and use process of the utility model are as follows: the staff fixes the first metal workpiece 20 on the welding frame 1, and then slides the mounting groove 15 on the clamp frame 2 onto the first metal workpiece 20. At this time, the staff manually turns the rotating handle 12 to drive the first threaded rod 3 to rotate on the two limit nuts 4, so that it drives the pressure plate 13 at one end of the first threaded rod 3 to fix the first metal workpiece 20. Then, the second metal workpiece 9 is placed on the moving frame 8. At this time, the staff rotates the rotating handle 12 on the positioning plate 11 to drive the second threaded rod 10 to rotate on the hinge seat 18, and then drives the clamping plate 19 to fix it. According to the size of the second metal workpiece 9 and the port size, the connecting buckle 16 on the rotating bolt 7 is loosened, and then the moving frame 8 is driven to slide in the guide groove 14 on the limit collar 6, and it is adjusted to the corresponding angle according to the welding size of the workpiece, and then the connecting buckle 16 is locked and fixed. Finally, the staff accurately welds the two workpieces.

[0027] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0028] In the description of this embodiment, the terms "upper", "lower", "right", etc., are based on the directions or positions shown in the drawings, and are only for the convenience of description and simplified operation, 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 cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

Claims

1. An angle-adjustable welding fixture, characterized in that: The invention comprises a welding frame (1), wherein the welding frame (1) comprises a first metal workpiece (20) and a fixture frame (2), wherein two limiting nuts (4) are arranged on the front side of the fixture frame (2), wherein the first threaded rod (3) is arranged inside the two limiting nuts (4), wherein a support plate (5) is fixedly mounted on one side of the fixture frame (2), wherein a limiting collar (6) is arranged on the upper end surface of the support plate (5), wherein a guide groove (14) is provided inside the limiting collar (6), and a bolt (7) is arranged inside the guide groove (14), wherein a moving frame (8) is arranged on the outer wall of the limiting collar (6), and a positioning plate (11) is arranged on the rear side of the moving frame (8), wherein two hinge seats (18) are arranged on the front side of the positioning plate (11), wherein second threaded rods (10) are arranged inside the two hinge seats (18), and a clamping plate (19) is arranged at one end of the second threaded rod (10).

2. The angle-adjustable welding fixture according to claim 1, characterized in that: A first metal workpiece (20) is arranged at the upper end of the welding frame (1), a mounting groove (15) is provided inside the clamp frame (2) and the first metal workpiece (20) is arranged inside the mounting groove (15), and the limiting nut (4) is fixedly mounted on the clamp frame (2).

3. The angle-adjustable welding fixture according to claim 1, characterized in that: The first threaded rod (3) and the limiting nut (4) are threadedly connected, and the two ends of the first threaded rod (3) are respectively fixedly connected with a rotating handle (12) and a pressing plate (13).

4. The angle-adjustable welding fixture according to claim 1, characterized in that: The limiting collar (6) is fixedly mounted on the support plate (5); a notch (17) is provided inside the movable frame (8); the bolt (7) is arranged inside the notch (17); and the outer wall of the bolt (7) is threadedly connected to two connecting buckles (16).

5. The angle-adjustable welding fixture according to claim 1, characterized in that: The positioning plate (11) is fixedly mounted on the moving frame (8), the two hinge seats (18) are fixedly arranged on the front side of the positioning plate (11), and the second threaded rod (10) and the hinge seat (18) are threadedly connected.

6. The angle-adjustable welding fixture according to claim 1, characterized in that: A rotating handle (12) and a clamping plate (19) are respectively fixedly mounted on both ends of the second threaded rod (10), and one end of the clamping plate (19) is fittedly connected to the second metal workpiece (9).

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