Multi-angle welding equipment for friction stir welding

Abstract

The utility model relates to the technical field of welding, and provides friction stir welding multi-angle welding equipment which comprises an equipment frame, a top frame and a welding equipment body, the top frame is fixed to the top of the equipment frame, the welding equipment body is arranged outside the top frame, rectangular openings are formed in the side surface and the lower surface of the equipment frame, and fixed purification assemblies are arranged in the rectangular openings. The transverse lead screw is installed in the top frame, a pair of sliding ways is arranged in the top frame, a movable frame is connected to the sliding ways in a sliding mode, the movable frame is connected with the transverse lead screw in a threaded fit mode, and the transverse lead screw is controlled by a motor to rotate. By means of the technical scheme, the problems that in the prior art, a friction stir welding device in the prior art is inconvenient to weld a right-angle structure or an inclined structure with a certain angle, the fixing angle of a workpiece needs to be repeatedly adjusted, the firmness of the fixing mode is poor, and the situation of sliding possibly occurs in the machining process are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding, and specifically, to a friction stir welding multi-angle welding device. Background Art

[0002] A friction stir welding device is a technology that uses the heat generated by the friction between a high-speed rotating welding tool and a workpiece to be welded to melt and locally fuse the material of the workpiece to be welded, and forms a weld seam under the extrusion of the welding tool. The friction stir welding device can complete the welding of long weld seams, large cross-sections, and different positions at one time, with low residual stress and low cost. However, the friction stir welding devices in the prior art are relatively inconvenient for welding right angles or inclined structures with a certain angle. It is necessary to repeatedly adjust the fixing angle of the workpiece, and the fixing method has poor firmness, and sliding may occur during the processing.

[0003] Therefore, improvements are made to the above problems. Summary of the Utility Model

[0004] The utility model provides a friction stir welding multi-angle welding device, which solves the problems in the prior art that the friction stir welding device in the prior art is relatively inconvenient for welding right angles or inclined structures with a certain angle, it is necessary to repeatedly adjust the fixing angle of the workpiece, and the fixing method has poor firmness, and sliding may occur during the processing.

[0005] The technical solution of the utility model is as follows: It includes

[0006] a device frame, a top frame and a welding device main body. The top frame is fixed on the top of the device frame, and the welding device main body is arranged outside the top frame;

[0007] a pair of rectangular openings and a fixed purification component. The rectangular openings are opened on the side surface and the lower surface of the device frame, and the fixed purification component is arranged in the rectangular openings;

[0008] an angle control component. The angle control component is arranged outside the top frame. The angle control component includes a transverse lead screw. The transverse lead screw is installed in the top frame. A pair of slideways are arranged in the top frame. A moving frame is slidably connected to the slideways. The moving frame is in threaded fit with the transverse lead screw, and the transverse lead screw is controlled to rotate by a motor.

[0009] As a further technical solution, a through opening is opened on the side surface of the moving frame, and a plurality of guide rods are arranged in the through opening. An adjusting frame is slidably connected to the guide rods. The adjusting frame is slidably attached to the inner wall of the through opening. A control cylinder is installed on the adjusting frame, and the output end of the control cylinder is connected to a mounting frame.

[0010] As a further technical solution, an outer frame is provided on one side of the adjustment frame. An adjustment motor is installed on the side surface of the outer frame. A driving gear is provided at the output end of the adjustment motor. A rack is provided on the surface of the moving frame. The rack has the same arc as the surface of the moving frame, and the rack meshes with the driving gear.

[0011] As a further technical solution, a circular opening is formed on the surface of the mounting frame. The main body of the welding equipment is fixed at the bottom of the mounting frame. A pressure rod is installed on the moving frame. The pressure rod is located within the circular opening, and a pressing block is provided at the output end of the pressure rod.

[0012] As a further technical solution, the fixed purification component includes a pair of fixed cylinders. The fixed cylinders are installed within the rectangular opening. The output ends of the fixed cylinders are connected to a fixed frame. The two fixed frames are relatively at 90°.

[0013] As a further technical solution, an air cavity is formed within the fixed frame. One side of the air cavity is an open structure. A smoking purification device is installed on the outer surface of the equipment frame. A pair of air pipes are provided at the output end of the smoking purification device. One end of the air pipe is communicated with the air cavity.

[0014] As a further technical solution, a plurality of stabilizing bases are provided at the bottom of the equipment frame.

[0015] As a further technical solution, the open part of the air cavity is located at the side end faces and the upper end face of the pair of fixed frames.

[0016] As a further technical solution, the lower end face of the pressing block is an inwardly concave arc surface, and the inwardly concave part at the bottom of the pressing block is an anti-slip structural surface.

[0017] The working principle and beneficial effects of the present utility model are as follows:

[0018] 1. In the present utility model, an angle control component is provided. Through the interaction of structures such as the horizontal lead screw, moving frame, guide rod, adjustment frame, control cylinder, adjustment motor, driving gear, pressure rod, and pressure block, the adjustment frame can move and adjust the inclination angle guided by the structure of the moving frame, and the main body of the welding equipment can be flexibly adjusted according to the curvature of the workpiece surface, capable of processing various angles, and maintaining the stability during the welding process through the cooperation of the pressure rod and the pressure block, having a good processing effect.

[0019] 2. In the present utility model, a fixed purification component is provided. Through the interaction of structures such as the fixed cylinder, fixed frame, cylinder, and smoking purification device, the workpiece can be clamped in the middle with a 90° structural distribution, and the smoke can be continuously absorbed and purified and then discharged during the welding process. Description of the Drawings

[0020] The present utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0021] Figure 1 is a schematic structural view of the present utility model;

[0022] Figure 2 is an axonometric view of the present utility model;

[0023] Figure 3 is an axonometric view of the present utility model from another perspective;

[0024] Figure 4 is an axonometric view of the present utility model from yet another perspective;

[0025] In the figure: 1, equipment rack; 2, top rack; 3, welding equipment main body; 4, rectangular opening; 5, angle control assembly; 5-1, horizontal lead screw; 5-2, slideway; 5-3, moving rack; 5-4, through opening; 5-5, guide rod; 5-6, adjustment rack; 5-7, control cylinder; 5-8, mounting rack; 5-9, outer rack; 5-10, adjustment motor; 5-11, driving gear; 5-12, rack; 5-13, circular opening; 5-14, pressure rod; 5-15, pressing block; 6, fixed purification assembly; 6-1, fixed cylinder; 6-2, fixed rack; 6-3, air chamber; 6-4, smoking purification equipment; 6-5, air pipe; 7, stable base. Specific Embodiments

[0026] Next, in combination with the embodiments of the present utility model, the technical solutions in the embodiments of the present utility model will be clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the present utility model.

[0027] As Figures 1 to 4 shown, this embodiment proposes a friction stir welding multi-angle welding device, including

[0028] equipment rack 1, top rack 2 and welding equipment main body 3. The top rack 2 is fixed on the top of the equipment rack 1, and the welding equipment main body 3 is arranged outside the top rack 2;

[0029] a pair of rectangular openings 4 and a fixed purification assembly 6. The rectangular openings 4 are opened on the side surface and the lower surface of the equipment rack 1, and the fixed purification assembly 6 is arranged in the rectangular openings 4;

[0030] The angle control component 5 is arranged outside the top frame 2. The angle control component 5 includes a transverse lead screw 5-1. The transverse lead screw 5-1 is installed in the top frame 2. A pair of slide ways 5-2 are arranged in the top frame 2. A moving frame 5-3 is slidably connected to the slide ways 5-2. The moving frame 5-3 is connected to the transverse lead screw 5-1 through a threaded fit. The transverse lead screw 5-1 is controlled to rotate by a motor. A through hole 5-4 is formed on the side surface of the moving frame 5-3. A number of guide rods 5-5 are arranged in the through hole 5-4. An adjustment frame 5-6 is slidably connected to the guide rods 5-5. The adjustment frame 5-6 is slidably attached to the inner wall of the through hole 5-4. A control cylinder 5-7 is installed on the adjustment frame 5-6. The output end of the control cylinder 5-7 is connected to a mounting frame 5-8. An outer frame 5-9 is arranged on one side of the adjustment frame 5-6. An adjustment motor 5-10 is installed on the side surface of the outer frame 5-9. A driving gear 5-11 is arranged at the output end of the adjustment motor 5-10. A rack 5-12 is arranged on the surface of the moving frame 5-3. The rack 5-12 has the same arc as the surface of the moving frame 5-3. The rack 5-12 meshes with the driving gear 5-11. A circular hole 5-13 is formed on the surface of the mounting frame 5-8. The main body 3 of the welding equipment is fixed at the bottom of the mounting frame 5-8. A pressure rod 5-14 is installed on the moving frame 5-3. The pressure rod 5-14 is located in the circular hole 5-13. A pressing block 5-15 is arranged at the output end of the pressure rod 5-14.

[0031] In this embodiment, in order to achieve the effect of welding at multiple angles, an angle control component 5 is designed. A transverse lead screw 5-1 and a slideway 5-2 are installed in the top frame 2. A moving frame 5-3 is connected to the transverse lead screw 5-1 and the slideway 5-2, and the movement of the moving frame 5-3 can be controlled by a transverse screw. The overall structure of the moving frame 5-3 is arc-shaped. A through hole 5-4 is formed on the side surface of the moving frame 5-3, and a plurality of guide rods 5-5 are installed inside. An adjusting frame 5-6 is slidably sleeved on the guide rods 5-5. The adjusting frame 5-6 can move along the arc curve of the moving frame 5-3. An outer frame 5-9 is arranged on one side of the adjusting frame 5-6. An adjusting motor 5-10 and a driving gear 5-11 are installed on the outer frame 5-9. A rack 5-12 is arranged on the surface of the moving frame 5-3. The driving gear 5-11 meshes with the rack 5-12. When the driving gear 5-11 rotates, it can drive the adjusting frame 5-6 to move in the through hole 5-4 to achieve the effect of adjusting the angle. A control cylinder 5-7 is arranged at the other end of the adjusting frame 5-6. The output end of the control cylinder 5-7 is connected to a mounting frame 5-8. The welding equipment main body 3 is arranged at the bottom of the mounting frame 5-8. The mounting frame 5-8 can be controlled to move downward by the control cylinder 5-7 to achieve the effect of the welding equipment main body 3 drilling into the workpiece. A circular opening 5-13 is formed at the top of the mounting frame 5-8 to avoid the position of the control cylinder 5-7. A pressure rod 5-14 is arranged at the top of the mounting frame 5-8. The pressure rod 5-14 is a telescopic structure with a spring inside, and a downward pressing force can be generated at the lower end through the elastic force. The output end of the pressure rod 5-14 is provided with a pressing block 5-15. When the welding equipment main body 3 drills into the workpiece, the pressing block 5-15 will also press on the surface of the moving frame 5-3 through the elastic force of the pressure rod 5-14 to reinforce the mounting frame 5-8 and prevent loosening during welding.

[0032] Furthermore, the fixed purification component 6 includes a pair of fixed cylinders 6-1. The fixed cylinders 6-1 are installed in the rectangular opening 4. The output end of the fixed cylinder 6-1 is connected to a fixed frame 6-2. The two fixed frames 6-2 are relatively at 90°. An air cavity 6-3 is formed inside the fixed frame 6-2. One side of the air cavity 6-3 is an open structure. A smoking purification device 6-4 is installed on the outer surface of the equipment frame 1. A pair of air pipes 6-5 are arranged at the output end of the smoking purification device 6-4. One end of the air pipe 6-5 is communicated with the air cavity 6-3.

[0033] In this embodiment, in order to achieve the effect of pressing and fixing the workpiece and continuously purifying it, a fixed purification component 6 is designed. Two fixed cylinders 6-1 are arranged in the rectangular opening 4. A fixed frame 6-2 is arranged at the output end of the fixed cylinder 6-1. The fixed frame 6-2 can be controlled to be pressed down by the fixed cylinder 6-1, and the workpieces are squeezed together by the two fixed frames 6-2. An air cavity 6-3 is opened in the fixed frame 6-2 and is an open structure. A smoking purification device 6-4 is installed on the outside of the equipment frame 1, and an air pipe 6-5 is arranged at the output end for connecting the air cavity 6-3, so that the air cavity 6-3 can continuously generate suction to absorb the pressure during welding.

[0034] Furthermore, a plurality of stable bases 7 are provided at the bottom of the equipment rack 1 .

[0035] In this embodiment, a plurality of stable bases 7 are provided at the bottom of the equipment frame 1 so that the equipment frame 1 can maintain overall stability during the processing.

[0036] Furthermore, the opening portion of the air cavity 6-3 is located on the side end surfaces and the upper end surfaces of a pair of fixing frames 6-2.

[0037] In this embodiment, the opening is provided on the end surface, so that smoke generated by friction and dispersed in the surrounding area can be easily absorbed during the fixing process.

[0038] Furthermore, the lower end surface of the clamping block 5-15 is a concave arc surface, and the concave portion at the bottom of the clamping block 5-15 is an anti-slip structural surface.

[0039] In this embodiment, the anti-slip effect of the surface of the clamping block 5-15 and the movable frame 5-3 is increased by combining the concave arc surface with the anti-slip structure, making the fit more firm.

[0040] When processing is required, place the workpiece on the surface of the equipment frame 1 and dock it, start the fixed cylinder 6-1 to control the fixed frame 6-2 to press the workpiece, and start the adjustment motor 5-10 to drive the gear 5-11 and the rack 5-12 to move the position of the adjustment frame 5-6 according to the angle of the welding position of the workpiece. After reaching the angle, start the control cylinder 5-7 to move the welding equipment body 3 downward to drill into the workpiece, start the transverse screw 5-1 to control the moving frame 5-3 to start moving, start welding during the movement, and start the smoke purification equipment 6-4 during the welding process to make the air cavity 6-3 continuously absorb smoke, and discharge the smoke after purification.

[0041] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. 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 friction stir welding multi-angle welding device, characterized in that including a device rack (1), a top rack (2) and a welding equipment main body (3), wherein the top rack (2) is fixed to the top of the device rack (1), and the welding equipment main body (3) is arranged outside the top rack (2); a pair of rectangular openings (4) and a fixed purification component (6), wherein the rectangular openings (4) are formed in the side surface and the lower surface of the device rack (1), and the fixed purification component (6) is arranged in the rectangular openings (4); an angle control component (5), which is arranged outside the top rack (2). The angle control component (5) includes a transverse lead screw (5-1), the transverse lead screw (5-1) is installed in the top rack (2), a pair of slide ways (5-2) are arranged in the top rack (2), a moving rack (5-3) is slidably connected to the slide ways (5-2), the moving rack (5-3) is in threaded fit connection with the transverse lead screw (5-1), and the transverse lead screw (5-1) is controlled to rotate by a motor.

2. The friction stir welding multi-angle welding device according to claim 1, characterized in that, A through opening (5-4) is formed in the side surface of the moving rack (5-3), a plurality of guide rods (5-5) are arranged in the through opening (5-4), an adjustment rack (5-6) is slidably connected to the guide rods (5-5), the adjustment rack (5-6) is in sliding fit with the inner wall of the through opening (5-4), a control cylinder (5-7) is installed on the adjustment rack (5-6), and the output end of the control cylinder (5-7) is connected with a mounting rack (5-8).

3. The friction stir welding multi-angle welding device according to claim 2, characterized in that, An outer rack (5-9) is arranged on one side of the adjustment rack (5-6), an adjustment motor (5-10) is installed on the side surface of the outer rack (5-9), a driving gear (5-11) is arranged at the output end of the adjustment motor (5-10), a rack (5-12) is arranged on the surface of the moving rack (5-3), the rack (5-12) has the same arc as the surface of the moving rack (5-3), and the rack (5-12) is meshed with the driving gear (5-11).

4. The friction stir welding multi-angle welding device according to claim 3, wherein A circular opening (5-13) is formed in the surface of the mounting rack (5-8), the welding equipment main body (3) is fixed to the bottom of the mounting rack (5-8), a pressure rod (5-14) is installed on the moving rack (5-3), the pressure rod (5-14) is located in the circular opening (5-13), and a pressing block (5-15) is arranged at the output end of the pressure rod (5-14).

5. The friction stir welding multi-angle welding device according to claim 1, wherein The fixed purification component (6) includes a pair of fixed cylinders (6-1), the fixed cylinders (6-1) are installed in the rectangular openings (4), the output ends of the fixed cylinders (6-1) are connected with fixed frames (6-2), and the two fixed frames (6-2) are relatively at 90°.

6. The friction stir welding multi-angle welding device according to claim 5, characterized in that, An air cavity (6-3) is formed in the fixed frame (6-2), one side of the air cavity (6-3) is of an open structure, a smoking purification device (6-4) is installed on the outer surface of the device rack (1), a pair of air pipes (6-5) are arranged at the output end of the smoking purification device (6-4), and one end of each air pipe (6-5) is communicated with the air cavity (6-3).

7. A friction stir welding multi-angle welding device according to claim 1, characterized in that, A plurality of stabilizing bases (7) are arranged at the bottom of the device rack (1).

8. The friction stir welding multi-angle welding device according to claim 6, characterized in that, The opening part of the air cavity (6-3) is located on the side end faces and the upper end face of a pair of the fixing brackets (6-2).

9. The friction stir welding multi-angle welding device according to claim 4, wherein, The lower end face of the pressing block (5-15) is an inwardly concave arc surface, and the inwardly concave part at the bottom of the pressing block (5-15) is an anti-slip structural surface.

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