Welding tool for flange and connecting plate of pump

Abstract

The utility model discloses a welding tool for a flange and a connecting plate of a pump, which relates to the field of pump body processing and comprises a supporting platform, a bottom plate mounted on one side of the supporting platform and a three-axis servo module mounted on the other side of the supporting platform, a flange positioning disc is arranged in the center of the bottom plate, and a plurality of positioning pins are mounted on the flange positioning disc. The flange and the connecting plate are sequentially installed and positioned on the flange positioning disc, and corner air cylinders are arranged on the bottom plate on the two sides of the flange positioning disc and used for pressing the connecting plate and the flange; the three-axis servo module is used for being connected with and driving the welding gun, so that the welding gun moves in the horizontal direction, the vertical direction and the vertical direction, and therefore the flange and the connecting plate are welded. The welding process of the flange and the connecting plate is simplified, automatic welding can be completed through one-time clamping, labor intensity and production cost are reduced, and production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of pump body processing, in particular to a welding tool for a pump flange and a connecting plate. Background Art

[0002] like Figure 1 As shown, the flange (1') and the pump connecting plate (2') are currently welded using a manual welding process. This process is labor-intensive, inefficient, and expensive during mass production. The flange and connecting plate are positioned manually by visual docking, which results in a large degree of freedom. Parts are prone to misalignment during welding, resulting in an unstable process and difficulty ensuring consistent welding quality. Furthermore, the flange and connecting plate are in contact in a free state, leaving a gap at the welding site (3'), making welding difficult and the weld unsightly. Utility Model Content

[0003] The purpose of the utility model is to overcome the shortcomings of the existing technology and provide a pump flange and connecting plate welding tool, simplifying the flange and connecting plate welding process, one-time clamping can automatically complete the welding, reducing labor intensity and production costs, and improving production efficiency.

[0004] The purpose of the present utility model is achieved through the following technical solutions: the flange and connecting plate welding tool of this pump includes a support platform, a base plate installed on one side of the support platform and a three-axis servo module installed on the other side of the support platform. A flange positioning plate is arranged in the center of the base plate, and a plurality of positioning pins are installed on the flange positioning plate so that the flange and the connecting plate are installed and positioned on the flange positioning plate in sequence. Angle cylinders are arranged on the base plates on both sides of the flange positioning plate for pressing the connecting plate and the flange; the three-axis servo module is used to connect and drive the welding gun so that the welding gun moves in the horizontal, vertical and vertical directions, thereby welding the flange and the connecting plate.

[0005] As a further technical solution, a pad is fixed in the center of the base plate, and the flange positioning plate is fixed on the pad. Pin holes are opened through the flange positioning plate for installing positioning pins. The positioning pins pass through the holes on the flange and the connecting plate in turn to achieve positioning.

[0006] As a further technical solution, the three-axis servo module includes a vertical linear module fixed on a supporting platform, the vertical linear module is installed on the vertical linear module for sliding in the vertical direction, the horizontal linear module is installed on the vertical linear module for sliding in the vertical direction, and a slider plate is provided on the horizontal linear module for sliding in the horizontal direction for fixing the welding gun seat, and the welding gun is installed on the other end of the welding gun seat through a connecting rod.

[0007] As a further technical solution, the base plate adopts a quick-change fixing plate to facilitate rapid assembly and disassembly and change of shapes.

[0008] As a further technical solution, the support platform adopts a lifting platform to facilitate height adjustment.

[0009] The beneficial effects of the utility model are:

[0010] 1. Optimize the welding process of flange and connecting plate, use the three-axis servo module to automatically control the movement of the welding gun, and complete the welding automatically in one clamping, reducing labor intensity and production costs and improving production efficiency;

[0011] 2. Change the welding positioning method of flange and connecting plate. The two are positioned by the positioning pins on the flange positioning plate, which improves the reliability of positioning, ensures the stability of production process and the consistency of welding quality;

[0012] 3. During welding, the angle cylinder presses the flange and the connecting plate tightly, eliminating the gap between the two in the free state of the welding part, reducing the difficulty of welding operation and ensuring the beauty of the weld. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural diagram of the prior art.

[0014] Figure 2 This is a schematic diagram of the main structure of the present utility model.

[0015] Figure 3 It is a schematic diagram of the three-dimensional structure of the utility model.

[0016] Figure 4 It is a schematic diagram of the three-dimensional structure of the flange and the connecting plate when they are welded and positioned in the present invention.

[0017] Figure 5 This is a schematic diagram of the top view of the structure of the flange and the connecting plate when they are welded and positioned in the present invention.

[0018] Figure 6 This is a structural diagram of the three-axis servo module in the utility model.

[0019] Figure 7 It is a structural schematic diagram of the flange positioning plate in the utility model.

[0020] Description of reference numerals: flange 1', pump connecting plate 2', welding part 3';

[0021] Flange 1, connecting plate 2, flange positioning plate 3, angle cylinder 4, base plate 5, support platform 6, three-axis servo module 7, welding gun 8, spacer block 9, positioning pin 10, vertical linear module 11, vertical linear module 12, horizontal linear module 13, slider plate 14, welding gun seat 15, connecting rod 16, pin hole 17. DETAILED DESCRIPTION

[0022] The following is a detailed introduction to the present invention with reference to the accompanying drawings:

[0023] Example: As shown in the attached Figures 2 to 7 As shown, the flange and connecting plate welding fixture of this pump includes a flange 1, a connecting plate 2, a flange positioning plate 3, a rotary cylinder 4, a base plate 5, a support platform 6, a three-axis servo module 7, a welding gun 8, a spacer block 9, a positioning pin 10, a vertical linear module 11, a vertical linear module 12, a horizontal linear module 13, a slider plate 14, a welding gun seat 15, a connecting rod 16 and a pin hole 17.

[0024] Reference Attachment Figure 2 、 3 , a base plate 5 is installed on the left side of the support platform 6, and a three-axis servo module 7 is installed on the right side of the support platform 6. Figure 4 、 5 As shown, a spacer block 9 is fixedly installed at the center of the bottom plate 5, and the flange positioning plate 3 is fixed on the spacer block 9 by bolt connection for support. Figure 7 As shown, the flange positioning plate 3 is also provided with a plurality of pin holes 17, each of which is provided with a positioning pin 10. During welding, the positioning pins 10 are sequentially passed through the holes on the flange 1 and the connecting plate 2 to achieve positioning, so that the flange 1 and the connecting plate 2 are sequentially installed and positioned on the flange positioning plate 3. Furthermore, a rotation cylinder 4 is provided on each of the base plates 5 on both sides of the flange positioning plate 3. During welding, the rotation cylinder 4 is activated to press the connecting plate 2 and the flange 1 against the flange positioning plate 3.

[0025] like Figure 3 、 6 As shown, the three-axis servo module 7 includes a vertical linear module 11, a vertical linear module 12, and a horizontal linear module 13. The vertical linear module 11 is fixed to the support platform 6. The vertical linear module 12 is mounted on the vertical linear module 11 in a vertical sliding manner. The horizontal linear module 13 is mounted on the vertical linear module 12 in a vertical sliding manner. A slider plate 14 is mounted on the horizontal linear module 13 in a horizontal sliding manner. One end of a welding gun holder 15 is fixedly connected to the slider plate 14. The other end of the welding gun holder 15 is mounted on the welding gun 8 via a connecting rod 16. The three-axis servo module 7 drives the welding gun 8 to move in the horizontal, vertical, and vertical directions, thereby welding the flange 1 and the connecting plate 2.

[0026] Preferably, the base plate 5 adopts a quick-change fixing plate. When welding and changing parts of different models, it is only necessary to loosen the connecting bolts between the support platform 6 and the quick-change fixing plate (base plate 5). The overall purpose of rapid change can be achieved, which is convenient for rapid loading and unloading and changing.

[0027] Preferably, the support platform 6 is a lifting platform, which is convenient for flexibly adjusting the height according to the part model.

[0028] The working process of this utility model:

[0029] Before welding, adjust the tooling and prepare all components according to the part model. Align the holes in flange 1 with the locating pins 10 on flange locating plate 3, and position and install the flange according to the flange holes. Align the holes in connecting plate 2 with the locating pins 10 to position connecting plate 2 on flange 1. Then, activate the swivel cylinder 4 to press connecting plate 2 and flange 1 against flange locating plate 3. Activate the three-axis servo module 7 and adjust the position of the welding gun 8 to automatically weld flange 1 and connecting plate 2.

[0030] Explanation of terms:

[0031] 1. Flange: a part welded to the connecting plate;

[0032] 2. Connecting plate: a part welded to the flange;

[0033] 3. Flange positioning plate: a part equipped with positioning pins to position the flange and connecting plate;

[0034] 4. Angle cylinder: a part that is used to press and fix the flange and the connecting plate during positioning welding;

[0035] 5. Quick-change fixing plate: placed on the work surface of the support base, used to install different types of welding components and accessories;

[0036] 6. Support base: a part used to connect, fix and carry all components;

[0037] 7. Servo module: a module installed on the support base to drive the welding gun to weld parts;

[0038] 8. Welding gun: A module installed on the servo module responsible for welding parts.

[0039] It is understandable that for those skilled in the art, any equivalent replacement or change of the technical solution and the concept of the utility model should fall within the scope of protection of the claims attached to the utility model.

Claims

1. A welding tool for a pump flange and a connecting plate, characterized by: The invention comprises a supporting platform (6), a base plate (5) installed on one side of the supporting platform (6), and a three-axis servo module (7) installed on the other side of the supporting platform (6); a flange positioning plate (3) is arranged at the center of the base plate (5); a plurality of positioning pins (10) are installed on the flange positioning plate (3), so that the flange (1) and the connecting plate (2) are sequentially installed and positioned on the flange positioning plate (3); and an angle cylinder (4) is arranged on the base plate (5) on both sides of the flange positioning plate (3) for pressing the connecting plate (2) and the flange (1); and the three-axis servo module (7) is used to connect and drive a welding gun (8) so that the welding gun (8) moves in three directions: horizontal, vertical, and vertical, so as to weld the flange (1) and the connecting plate (2).

2. The pump flange and connecting plate welding fixture according to claim 1, characterized in that: A padding block (9) is fixedly mounted at the center of the base plate (5), and a flange positioning plate (3) is fixed on the padding block (9). A pin hole (17) is provided through the flange positioning plate (3) for installing a positioning pin (10). The positioning pin (10) sequentially passes through holes on the flange (1) and the connecting plate (2) to achieve positioning.

3. The pump flange and connecting plate welding fixture according to claim 1, characterized in that: The three-axis servo module (7) includes a vertical linear module (11) fixed on a supporting platform (6), a vertical linear module (12) slidably mounted on the vertical linear module (11) in a vertical direction, a horizontal linear module (13) slidably mounted on the vertical linear module (12) in a vertical direction, a slider plate (14) slidably mounted on the horizontal linear module (13) in a horizontal direction for fixing a welding gun seat (15), and the other end of the welding gun seat (15) is mounted with a welding gun (8) via a connecting rod (16).

4. The pump flange and connecting plate welding fixture according to claim 1, characterized in that: The bottom plate (5) adopts a quick-change fixing plate, which is convenient for quick assembly and disassembly and changing of shapes.

5. The pump flange and connecting plate welding fixture according to claim 1, characterized in that: The supporting platform (6) is a lifting platform, which is convenient for adjusting the height.

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