Automatic welding tool

Abstract

The utility model discloses an automatic welding tool which comprises a machine frame, a working box is installed on the top of the machine frame, a cross beam is installed on the top wall of the working box, and the front face of the cross beam is connected with a downward pressing air cylinder through a hinge. The front-and-back moving air cylinder is installed, the front-and-back moving air cylinder extends and retracts to drive the front-end push plate to move, the push plate drives the top moving table to move front and back, and the upper front-and-back moving device is driven to move front and back, so that the position of the moving device is convenient to adjust, the front-and-back moving device operates to drive the upper sliding table to move front and back, and the sliding tables move front and back. The sliding table supports the top lead screw and the guide rod, the guide rod fixes the top locking mechanism, the locking mechanism is installed on the outer side of the lead screw, the rotating handle rotates to drive the bottom end lead screw to rotate, the lead screw drives the outer side internal thread ring to move up and down through threads, the guide ring on one side of the internal thread ring is installed on the outer side of the guide rod, and the guide ring stably and vertically moves up and down. The position of the welding gun head can be conveniently and flexibly adjusted, and the applicability of the device is improved.

Description

Technical Field

[0001] This utility model relates to the field of automatic welding technology, specifically to an automatic welding fixture. Background Technology

[0002] Welding, as an important means of connection, is widely used in all aspects of industrial production and manufacturing. Welding efficiency and welding quality directly determine the production efficiency and product quality of the final product.

[0003] Patent document CN216633150U discloses an automatic welding fixture, which discloses "an automatic welding fixture comprising two parallel ground rails for guidance and support, two column assemblies slidably connected to the ground rails, a crossbeam mounted between the two column assemblies, a sliding frame mounted on the crossbeam, and a welding arm with at least three degrees of freedom mounted on the sliding frame; the sliding frame and the crossbeam have a lifting mechanism for height adjustment";

[0004] The existing automatic welding fixtures lack a structure that allows for flexible adjustment of the welding position, resulting in a relatively limited welding range. Utility Model Content

[0005] The purpose of this utility model is to provide an automatic welding fixture to solve the technical problem mentioned in the background art that the automatic welding fixture lacks an auxiliary structure for flexibly adjusting the welding position and has a relatively limited welding range.

[0006] To achieve the above objectives, this utility model provides the following technical solution: an automatic welding fixture, comprising: a frame, a work box mounted on the top of the frame, a crossbeam mounted on the top wall of the work box, and a downward pressure cylinder connected to the front of the crossbeam via a hinge;

[0007] A guide rail is installed on the top of the frame, a sliding block is movably installed on the outer side of the guide rail, a moving platform is installed on the top of the sliding block, a push plate is installed on the bottom of the moving platform, and a front-to-back moving cylinder is installed at the rear end of the push plate. The front-to-back moving cylinder is installed above the electrical box.

[0008] The top of the movable platform is equipped with a forward and backward moving device, and a sliding platform is movably mounted above the forward and backward moving device. A lead screw is mounted on the top of the sliding platform, and a rotating handle is mounted on the top of the lead screw. A guide rod is mounted on the top of the sliding platform, and a locking mechanism is mounted on the outside of the lead screw. The locking mechanism is mounted on the top of the guide rod.

[0009] Preferably, a guide ring is movably mounted on the outer side of the guide rod, an internal threaded ring is mounted on one side of the guide ring, the internal threaded ring is mounted on the outer side of the lead screw, a support arm is mounted on the front side of the internal threaded ring, and a clamp is mounted on the front end of the support arm.

[0010] Preferably, a welding torch head is installed through the inner side of the fixture.

[0011] Preferably, a servo motor is installed through the top wall of the frame, and a turntable is installed on the top of the servo motor via a connecting rod. The turntable rotates above the frame and is located directly below the downward cylinder.

[0012] Preferably, the front of the work box is connected to a door via hinges.

[0013] Preferably, an electrical box is mounted on the front of the frame, and a touch screen is mounted on the inside of the electrical box.

[0014] Preferably, the bottom of the frame is equipped with casters.

[0015] Compared with the prior art, the beneficial effects of this utility model are:

[0016] 1. This utility model is equipped with a front and rear moving cylinder. The extension and retraction of the front and rear moving cylinders drive the front push plate to move. The push plate drives the top moving platform to move back and forth, which in turn drives the upper front and rear moving device to move back and forth, making it easy to adjust the position of the moving device. The operation of the front and rear moving device drives the upper sliding platform to move back and forth. The sliding platform supports the top lead screw and guide rod. The guide rod is fixed to the top locking mechanism. The locking mechanism is installed on the outside of the lead screw. The rotation of the handle drives the bottom lead screw to rotate. The lead screw drives the outer inner thread ring to move up and down through the thread. One side of the inner thread ring is installed on the outside of the guide rod. The guide ring moves up and down smoothly and vertically, which makes it easy to flexibly adjust the position of the welding gun head and improves the applicability of the device.

[0017] 2. This utility model is equipped with a servo motor and a pressing cylinder. The pressing cylinder extends and presses against the top of the workpiece to ensure the stability of the part. The frame is fixed to the servo motor. The operation of the servo motor drives the output end connecting rod to rotate. The rotation of the connecting rod drives the top turntable to rotate. The rotation of the turntable drives the top workpiece to rotate, which in turn adjusts the angle of the workpiece, making it convenient for the welding torch head to perform circumferential welding and improving the overall welding quality. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0019] Figure 2 This is a front structural diagram of the present invention;

[0020] Figure 3 This is a side view of the present invention.

[0021] Figure 4 This is a schematic diagram of the lead screw structure of this utility model;

[0022] Figure 5 This is a schematic diagram of the support arm structure of this utility model.

[0023] In the diagram: 1. Frame; 2. Electrical box; 3. Touch screen; 4. Fuma wheel; 5. Work box; 6. Door; 7. Guide rail; 8. Sliding block; 9. Moving table; 10. Forward and backward moving device; 11. Forward and backward moving cylinder; 12. Push plate; 13. Sliding table; 14. Lead screw; 15. Internal threaded ring; 16. Rotary handle; 17. Locking mechanism; 18. Support arm; 19. Fixture; 20. Welding torch head; 21. Turntable; 22. Crossbeam; 23. Downward pressing cylinder; 24. Servo motor; 25. Guide ring; 26. Guide rod. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0025] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," and "the other end," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0026] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installed," "equipped with," and "connected," etc., should be interpreted broadly. 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 an indirect connection through an intermediate medium; it can be a connection within two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0027] Please see Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5An automatic welding fixture includes: a frame 1, a work box 5 mounted on the top of the frame 1, a door 6 connected to the front of the work box 5 via a hinge, a crossbeam 22 mounted on the top wall of the work box 5, and a pressing cylinder 23 connected to the front of the crossbeam 22 via a hinge.

[0028] The frame 1 is fixed to the top working box 5, the working box 5 is fixed to the inner crossbeam 22, the crossbeam 22 is fixed to the downward pressing cylinder 23, the downward pressing cylinder 23 extends and abuts against the top of the workpiece to press the part and ensure the stability of the part.

[0029] A guide rail 7 is installed on the top of the frame 1. A sliding block 8 is movably installed on the outer side of the guide rail 7. A moving platform 9 is installed on the top of the sliding block 8. A push plate 12 is installed on the bottom of the moving platform 9. A front and rear moving cylinder 11 is installed at the rear end of the push plate 12. The front and rear moving cylinder 11 is installed above the electrical box 2.

[0030] The frame 1 is fixed to the top guide rail 7, and the guide rail 7 limits the outer sliding block 8 to ensure that the sliding block 8 can move linearly back and forth and prevent the moving platform 9 from deviating. The electrical box 2 is fixed to the top front and rear moving cylinder 11. The front and rear moving cylinder 11 extends and retracts to drive the front push plate 12 to move. The push plate 12 drives the top moving platform 9 to move back and forth, and drives the upper front and rear moving device 10 to move back and forth, so as to facilitate the adjustment of the position of the moving device 10.

[0031] Please see Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 The top of the moving platform 9 is equipped with a front-to-back moving device 10. A sliding platform 13 is movably mounted above the front-to-back moving device 10. A lead screw 14 is mounted on the top of the sliding platform 13. A rotating handle 16 is mounted on the top of the lead screw 14. A guide rod 26 is mounted on the top of the sliding platform 13. A locking mechanism 17 is mounted on the outside of the lead screw 14. The locking mechanism 17 is mounted on the top of the guide rod 26. A guide ring 25 is movably mounted on the outside of the guide rod 26. An internal threaded ring 15 is mounted on one side of the guide ring 25. The internal threaded ring 15 is mounted on the outside of the lead screw 14.

[0032] The forward and backward moving device 10 drives the upper sliding table 13 to move back and forth. The sliding table 13 supports the top lead screw 14 and guide rod 26. The guide rod 26 is fixed to the top locking mechanism 17. The locking mechanism 17 is installed on the outside of the lead screw 14. When the user rotates the handle 16, the handle 16 drives the bottom lead screw 14 to rotate. The lead screw 14 drives the outer inner thread ring 15 to move up and down through the thread. One side of the inner thread ring 15, the guide ring 25, is installed on the outside of the guide rod 26. The guide ring 25 moves up and down smoothly and vertically.

[0033] A support arm 18 is mounted on the front side of the internal threaded ring 15, a clamp 19 is mounted on the front end of the support arm 18, and a welding gun head 20 is mounted through the inner side of the clamp 19.

[0034] The internal threaded ring 15 is fixed to the front support arm 18, which remains stable. The support arm 18 is fixed to the front clamp 19, which is fixed to the inner welding gun head 20. The internal threaded ring 15 adjusts its height, which drives the support arm 18 and the clamp 19 to adjust their positions. The welding gun head 20 is placed against the rear of the workpiece, and the welding gun head 20 moves to weld the workpiece.

[0035] Please see Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 A servo motor 24 is installed through the top wall of the frame 1. A turntable 21 is installed on the top of the servo motor 24 via a connecting rod. The turntable 21 rotates above the frame 1 and is located directly below the pressing cylinder 23.

[0036] The frame 1 is fixed with a pair of servo motors 24. The operation of the servo motors 24 drives the output end connecting rod to rotate. The rotation of the connecting rod drives the top turntable 21 to rotate. The rotation of the turntable 21 drives the top workpiece to rotate, and the workpiece can be adjusted to adjust the angle, so that the welding gun head 20 can perform ring welding and improve the overall welding.

[0037] Please see Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 An electrical box 2 is mounted on the front of the frame 1, and a touch screen 3 is mounted on the inside of the electrical box 2.

[0038] The frame 1 is fixed to the front electrical box 2, and the electrical box 2 is fixed to the inner touch screen 3. The user operates the electrical box 2 through the touch screen 3, which facilitates the user's control of the device.

[0039] Please see Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 The bottom of the frame 1 is equipped with a fuma wheel 4;

[0040] The 4-wheel support supports the top frame 1. The rotation of the 4-wheel drives the device to move, making it convenient for the user to move the device.

[0041] Working principle: The frame 1 is fixed to the top guide rail 7, which limits the outer sliding block 8 to ensure that the sliding block 8 can move linearly back and forth, preventing the moving platform 9 from deviating. The electrical box 2 is fixed to the top back and forth moving cylinder 11. The extension and retraction of the back and forth moving cylinder 11 drives the front push plate 12 to move. The push plate 12 drives the top moving platform 9 to move back and forth, which in turn drives the upper back and forth moving device 10 to move back and forth, facilitating the adjustment of the position of the moving device 10. The operation of the back and forth moving device 10 drives the upper sliding platform 13 to move back and forth. The sliding platform 13 supports the top lead screw 14 and guide rod 26. The guide rod 26 is fixed to the top locking mechanism 17. The locking mechanism 17 is installed on... On the outside of the lead screw 14, the user rotates the handle 16, which drives the bottom lead screw 14 to rotate. The lead screw 14 drives the outer inner thread ring 15 to move up and down through the thread. One side of the inner thread ring 15 is a guide ring 25 installed on the outside of the guide rod 26. The guide ring 25 moves up and down smoothly and vertically. The height adjustment of the inner thread ring 15 drives the support arm 18 and the clamp 19 to adjust their positions. The welding gun head 20 is placed against the back of the workpiece. The welding gun head 20 moves to weld the workpiece. The servo motor 24 runs and drives the output end connecting rod to rotate. The rotation of the connecting rod drives the top turntable 21 to rotate. The rotation of the turntable 21 drives the top workpiece to rotate, and the angle of the workpiece is adjusted to facilitate the welding gun head 20 to perform ring welding and improve the overall welding.

[0042] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. An automated welding fixture, characterized by, Include: The top of the rack (1) is installed with a work box (5), the top wall of the work box (5) is installed with a crossbeam (22), the front of the crossbeam (22) is connected with a lower pressing cylinder (23) through a hinge; The top of the rack (1) is installed with a guide rail (7), the outer side of the guide rail (7) is movably installed with a sliding block (8), the top of the sliding block (8) is installed with a moving table (9), the bottom of the moving table (9) is installed with a push plate (12), the rear end of the push plate (12) is installed with a front and rear moving cylinder (11), and the front and rear moving cylinder (11) is installed above the electrical box (2); The top of the moving table (9) is installed with a front and rear moving device (10), the upper side of the front and rear moving device (10) is movably installed with a sliding table (13), the top end of the sliding table (13) is installed with a lead screw (14), the top end of the lead screw (14) is installed with a handle (16), the top of the sliding table (13) is installed with a guide rod (26), the outer side of the lead screw (14) is installed with a locking mechanism (17), and the locking mechanism (17) is installed at the top end of the guide rod (26).

2. An automatic welding tool according to claim 1, characterized in that: The outer side of the guide rod (26) is movably installed with a guide ring (25), one side of the guide ring (25) is installed with an internal thread ring (15), the internal thread ring (15) is installed on the outer side of the lead screw (14), the front of the internal thread ring (15) is installed with a support arm (18), and the front end of the support arm (18) is installed with a clamp (19).

3. An automatic welding tool according to claim 2, characterized in that: The inner side of the clamp (19) is installed with a welding gun head (20).

4. An automatic welding tool according to claim 1, characterized in that: The top wall of the rack (1) is installed with a servo motor (24), the top of the servo motor (24) is installed with a rotating table (21) through a connecting rod, the rotating table (21) rotates above the rack (1), and the rotating table (21) is located directly below the lower pressing cylinder (23).

5. An automatic welding tool according to claim 1, characterized in that: The front of the work box (5) is connected with a door body (6) through a hinge.

6. An automatic welding tool according to claim 1, characterized in that: The front of the rack (1) is installed with an electrical box (2), and the inner side of the electrical box (2) is installed with a touch screen (3).

7. An automatic welding tool according to claim 1, characterized in that: The bottom of the rack (1) is installed with a foma wheel (4).

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