Splicing tool for welding type suspensions of multiple vehicle types

Abstract

The utility model discloses a point splicing tool for a welding type suspension of multiple vehicle types. The point splicing tool comprises a tool flat plate, the square box positioning structure is installed on the tool flat plate and used for jacking the square box placed on the square box support to be attached to the side positioning plate; the fan-shaped plate positioning structure is mounted on the tool flat plate and used for attaching the two fan-shaped plates to the square box; and the lower box positioning structure is mounted on the tool flat plate and used for attaching the lower box sub-assembly to the two sector plates. According to the point splicing tool for the welding type suspensions of the multiple vehicle types, the production requirements of the welding type suspensions of the multiple vehicle types and the multiple sizes are met, the purpose that one set of tool is shared by replacing the supports used by the corresponding vehicle types and moving part of the supports can be achieved, the problem that the size error of manual point splicing of the suspensions is large is solved, and the production efficiency is improved. The automation degree of equipment is improved, and the problem of long working time of manual point splicing is solved.

Description

Technical Field

[0001] The utility model relates to a joint tool for welding suspensions of multiple vehicle models, belonging to the technical field of welding. Background Art

[0002] Welded suspensions are a complex product category. The production process involves welding subassemblies together before final assembly, where dimensional tolerances must be maintained. Currently, this process is often done manually, which results in varying dimensions for each assembly. Furthermore, manual adjustments take a long time, resulting in low production efficiency. Summary of the Invention

[0003] In response to the problems existing in the above-mentioned prior art, the utility model provides a splicing tool for welding suspensions of multiple models, which can be used for the overall splicing of suspensions of multiple models and different sizes, effectively improving the qualified rate of splicing in one time and greatly shortening the splicing time.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts a joint assembly tool for welding suspension of multiple models, comprising:

[0005] Tooling flatbed;

[0006] The square box positioning structure is installed on the tooling flat plate. The square box positioning structure includes a square box support, a side cylinder support, a side cylinder and a side positioning plate. The side positioning plate and the side cylinder support are located on both sides of the square box support. The side cylinder is installed on the side cylinder support. The side cylinder is used to push the square box placed on the square box support until it fits into the side positioning plate.

[0007] The fan-shaped plate positioning structure is installed on the tooling plate. The fan-shaped plate positioning structure includes a fixed support and a movable support. The fixed support and the movable support are installed with a cylinder, a support sleeve positioning seat, a fan-shaped plate support and an outer width component. The fan-shaped plate positioning structure is used to fit the two fan-shaped plates to the square box;

[0008] The lower box positioning structure is installed on the tooling plate. The lower box positioning structure includes a rotating clamping rod. The rotating clamping rod is installed on a fixed support and a movable support. The lower box positioning structure is used to fit the lower box subassembly with the two fan-shaped plates.

[0009] In some embodiments, a top plate is installed at the end of the cylinder rod of the side cylinder.

[0010] In some embodiments, the fixed support is mounted on the tooling plate via a fixed base, and the fixed support is mounted with a left cylinder, a support sleeve positioning seat, and a sector plate support;

[0011] The movable support is installed on the tooling flat plate through a movable base, and a right cylinder, a support sleeve positioning seat and a sector plate support are installed on the movable support.

[0012] In some embodiments, the outer width assembly includes an outer width positioning plate and an outer width adjusting plate. The outer width positioning plate is installed on the sector plate support on one side of the fixed support, and the outer width adjusting plate is installed on the sector plate support on one side of the movable support.

[0013] In some embodiments, a plurality of mounting holes are formed in the movable base, and the movable support is connected to the movable base by bolts.

[0014] In some embodiments, positioning shafts are installed at the ends of the cylinder rods of the left cylinder and the right cylinder.

[0015] In some embodiments, lower box pressing seats are installed on the tops of the fixed support and the movable support, and the two ends of the rotary pressing rod are respectively movably connected to the lower box pressing seats.

[0016] In some embodiments, cylinder switch valves for cylinder control are installed on the fixed support and the movable support.

[0017] In some embodiments, a screw rod capable of rotating and pressing the lower box sub-assembly is installed on the rotary pressing rod.

[0018] Compared with the prior art, the dotting tooling for the welded suspension of multiple vehicle models of the present utility model meets the production requirements of welded suspensions of multiple models and sizes. By replacing the supports used for corresponding vehicle models and moving some supports, the purpose of sharing a set of tooling can be achieved. It solves the problem of large dimensional errors in manual dotting of suspensions, improves the degree of equipment automation, and solves the problem of long manual dotting time. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without creative efforts.

[0020] Figure 1 is a schematic structural diagram of the present utility model;

[0021] Figure 2 is the main use structural view of the present utility model;

[0022] Figure 3 is the three-dimensional use structural diagram of the present utility model;

[0023] In the figure: 1, tooling flat plate; 2, fixed base; 3, fixed support; 4, cylinder switch valve; 5, left cylinder; 6, lower box pressing seat; 7, outer width positioning plate; 8, rotating pressing rod; 9, support sleeve positioning seat; 10, right cylinder; 11, moving support; 12, moving base; 13, sector plate support; 14, outer width adjusting plate; 15, top plate; 16, side cylinder; 17, side cylinder support; 18, square box support; 19, side positioning plate; 20, square box; 21, sector plate; 22, lower box sub-assembly. Specific implementation manner

[0024] To make the purpose, technical solution and advantages of the present utility model clearer, the technical solution of this application will be described in detail below through the drawings and specific embodiments. It should be understood that the specific features in the embodiments of this application and the embodiments are detailed descriptions of the technical solution of this application, rather than limitations on the technical solution of this application. Without conflict, the technical features in the embodiments of this application and the embodiments can be combined with each other.

[0025] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as "left" and "right" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation on the protected content of the present utility model.

[0026] As Figure 1 、 Figure 2 and Figure 3 shown, a spot welding tooling for multi-vehicle welded suspensions includes a tooling flat plate 1, a square box positioning structure, a sector plate positioning structure, and a lower box positioning structure;

[0027] The square box positioning structure is installed on the tooling flat plate 1. The square box positioning structure includes a square box support 18, a side cylinder support 17, a side cylinder 16, and a side positioning plate 19. The side positioning plate 19 and the side cylinder support 17 are located on both sides of the square box support 18. The side cylinder 16 is installed on the side cylinder support 17, and the side cylinder 16 is used to push the square box 20 placed on the square box support 18 to fit with the side positioning plate 19;

[0028] The sector plate positioning structure is installed on the tooling flat plate 1. The sector plate positioning structure includes a fixed support 3 and a moving support 11. A cylinder, a support sleeve positioning seat 9, a sector plate support 13, and an outer width assembly are installed on the fixed support 3 and the moving support 11. The sector plate positioning structure is used to fit two sector plates 21 with the square box 20;

[0029] The lower box positioning structure is installed on the tooling flat plate 1. The lower box positioning structure includes a rotary pressing rod 8. The rotary pressing rod 8 is installed on the fixed support 3 and the moving support 11. The lower box positioning structure is used to fit the lower box sub-assembly 22 with two sector plates 21.

[0030] In some embodiments, as Figure 1 shown, a top plate 15 is installed at the end of the cylinder rod of the side cylinder 16. The square box 20 is protected by the top plate 15 to avoid direct hard contact between the side cylinder 16 and the square box 20.

[0031] In some embodiments, as Figure 1 shown, the fixed support 3 is installed on the tooling flat plate 1 through a fixed base 2. A left cylinder 5, a support sleeve positioning seat 9 and a sector plate support 13 are installed on the fixed support 3;

[0032] The moving support 11 is installed on the tooling flat plate 1 through a moving base 12. A right cylinder 10, a support sleeve positioning seat 9 and a sector plate support 13 are installed on the moving support 11. Through components such as the cylinders, the support sleeve positioning seats 9 and the sector plate supports 13 on the fixed support 3 and the moving support 11, the two sector plates 21 are fitted with the square box 20.

[0033] In some embodiments, as Figure 1 shown, the outer width assembly includes an outer width positioning plate 7 and an outer width adjusting plate 14. The outer width positioning plate 7 is installed on the sector plate support 13 on one side of the fixed support 3. The outer width adjusting plate 14 is installed on the sector plate support 13 on one side of the moving support 11. The sector plate 21 is roughly positioned by the outer width positioning plate 7 and accurately positioned by the outer width adjusting plate 14.

[0034] In some embodiments, as Figure 1 shown, a plurality of mounting holes are formed in the moving base 12. The moving support 11 is connected to the moving base 12 by bolts. The moving support 11 is horizontally moved according to the mounting hole positions on the moving base 12, which can meet the production requirements of welded suspensions for different vehicle models.

[0035] In some embodiments, as Figure 1 shown, positioning shafts are installed at the ends of the cylinder rods of the left cylinder 5 and the right cylinder 10. The positioning shafts are connected to the sector plate fixing sleeves, and the positioning is more accurate.

[0036] In some embodiments, as Figure 1As shown, lower box pressing seats 6 are installed on the tops of the fixed support 3 and the movable support 11. Both ends of the rotary pressing rod 8 are movably connected to the two lower box pressing seats 6. For example, the rotary pressing rod 8 and the lower box pressing seat 6 are connected by a pin shaft. When the pin shaft at one end is removed, the rotary pressing rod 8 can rotate along the pin shaft at the other end, making it more convenient to use.

[0037] In some embodiments, as Figure 1 shown, a cylinder switch valve 4 for cylinder control is installed on the fixed support 3 and the movable support 11, facilitating the adjustment and control of the left cylinder 5, the right cylinder 10, and the side cylinder 16.

[0038] In some embodiments, as Figure 1 shown, a screw rod is installed on the rotary pressing rod 8 by threading. By rotating the screw rod, the lower box sub-assembly 22 can be pressed to fit with the sector plate 21.

[0039] The specific installation process is as follows:

[0040] 1) First, place the tooling flat plate 1 on the ground;

[0041] 2) Fix the movable base 12, the fixed base 2, the side cylinder support 17, the square box support 18, and the side positioning plate 19 on the tooling flat plate 1 according to the installation dimension requirements;

[0042] 3) Install the fixed support 3 on the fixed base 2 and install the movable support 11 on the movable base 12;

[0043] 4) Connect the positioning shafts of the left cylinder 5 and the right cylinder 10 respectively, and install them on the fixed support 3 and the movable support 11 respectively. Connect the top plate 15 to the side cylinder 16 and install it on the side cylinder support 17;

[0044] 5) Install the sector plate supports 13 on the fixed support 3 and the movable support 11 respectively. Install the outer width positioning plate 7 on the sector plate support 13 on one side of the fixed support 3, and install the outer width adjustment plate 14 on the sector plate support 13 on one side of the movable support 11;

[0045] 6) Symmetrically install the two lower box pressing seats 6 on the tops of the fixed support 3 and the movable support 11. Install multiple support sleeve positioning seats 9 on the tops of the fixed support 3 and the movable support 11 respectively. Connect the rotary pressing rod 8 movably to the two lower box pressing seats 6, and a screw rod for pressing is installed on the rotary pressing rod 8.

[0046] The usage process is as follows, in combination with Figure 2 、 Figure 3 shown:

[0047] 1) Use a traveling crane to hoist and place the square box 20 in the welded suspension on the square box support 18. Open the side cylinder 16, and the top plate 15 on the side cylinder 16 will push the square box 20 until it fits against the side positioning plate 19.

[0048] 2) Use a traveling crane to hoist and place the sector plate 21 on the sector plate support 13. Open the left cylinder 5 and the right cylinder 10. The positioning shafts on the two cylinders are sleeved inside the sector plate fixed sleeve along the track, and the sector plate 21 is pushed until it fits against the outer width positioning plate 7.

[0049] 3) Fine-tune the distance between the outer end faces of the two sector plates 21 by turning the outer width adjustment plate 14 to meet the dimensional requirements.

[0050] 4) Use a traveling crane to hoist the lower box sub-assembly 22 to fit against the upper arc of the sector plate 21, and the support sleeve fits against the support sleeve positioning seat 9 at each location.

[0051] 5) After the position dimensions of the lower box sub-assembly 22 are adjusted correctly, turn the rotary pressing rod 8 to the upper part of the lower box sub-assembly 22, and rotate the screw on the rotary pressing rod 8 to press it tightly, so that the lower box sub-assembly 22 fits tightly against the sector plates 21 on the left and right sides.

[0052] 6) After the worker checks that all dimensions are normal, perform welding point positioning on each component.

[0053] 7) After the spot welding operation is completed, close the three cylinders and retract them to the initial position. Loosen one end of the rotary pressing rod 8 and turn it to one side, and use a traveling crane to hoist the workpiece away from the tooling plate 1.

[0054] 8) When producing welded suspensions for different vehicle models, the following adjustments can be made to meet the production requirements:

[0055] ① Adjust the height of the rotary pressing rod 8 on the lower box pressing seat 6.

[0056] ② Add or replace different square box supports 18.

[0057] ③ Horizontally move the movable support 11 according to the hole positions on the movable base 12.

[0058] ④ Add or replace different sector plate supports 13.

[0059] The spot welding tooling for the welded suspension of multiple vehicle models of the present utility model meets the production requirements of welded suspensions of multiple models and sizes. By replacing the supports used for the corresponding vehicle models and moving some supports, the purpose of sharing a set of tooling can be achieved. It solves the problem of large dimensional errors in manual spot welding of suspensions, improves the automation degree of the equipment, and solves the problem of long manual spot welding time.

[0060] In addition, those skilled in the art can understand that although some of the embodiments described herein include certain features contained in other embodiments rather than other features, the combination of features of different embodiments also means that it is within the protection scope of the present utility model and forms different embodiments. For example, in the above embodiments, those skilled in the art can use them in a combined manner according to the known technical solutions and the technical problems to be solved by this application.

Claims

1. A stitching tooling for welded suspensions of multiple vehicle models, characterized in that, Comprising: Tooling flat plate (1); Square box positioning structure, installed on the tooling flat plate (1), the square box positioning structure includes a square box support (18), a side cylinder support (17), a side cylinder (16) and a side positioning plate (19), the side positioning plate (19) and the side cylinder support (17) are located on both sides of the square box support (18), the side cylinder (16) is installed on the side cylinder support (17), and the side cylinder (16) is used to push the square box (20) placed on the square box support (18) to fit with the side positioning plate (19); Sector plate positioning structure, installed on the tooling flat plate (1), the sector plate positioning structure includes a fixed support (3) and a movable support (11), cylinders, a support sleeve positioning seat (9), a sector plate support (13) and an outer width assembly are installed on the fixed support (3) and the movable support (11), and the sector plate positioning structure is used to fit two sector plates (21) with the square box (20); Lower box positioning structure, installed on the tooling flat plate (1), the lower box positioning structure includes a rotary pressing rod (8), and the rotary pressing rod (8) is installed on the fixed support (3) and the movable support (11), and the lower box positioning structure is used to fit the lower box sub-assembly (22) with two sector plates (21).

2. The spotting tool for a multi-vehicle welded suspension according to claim 1, characterized in that, A top plate (15) is installed at the end of the cylinder rod of the side cylinder (16).

3. The ganging tool for a welded suspension of multiple vehicle models according to claim 1, characterized in that, The fixed support (3) is installed on the tooling flat plate (1) through a fixed base (2), and a left cylinder (5), a support sleeve positioning seat (9) and a sector plate support (13) are installed on the fixed support (3); The movable support (11) is installed on the tooling flat plate (1) through a movable base (12), and a right cylinder (10), a support sleeve positioning seat (9) and a sector plate support (13) are installed on the movable support (11).

4. A fitting tool for multi-vehicle welded suspension according to claim 3, characterized in that The outer width assembly includes an outer width positioning plate (7) and an outer width adjusting plate (14), the outer width positioning plate (7) is installed on the sector plate support (13) on one side of the fixed support (3), and the outer width adjusting plate (14) is installed on the sector plate support (13) on one side of the movable support (11).

5. A spotting tool for a multi-vehicle welded suspension according to claim 3, characterized in that, A plurality of mounting holes are formed in the movable base (12), and the movable support (11) is connected to the movable base (12) by bolts.

6. A stitching tool for a multi-vehicle welded suspension according to claim 3, characterized in that, Positioning shafts are installed at the ends of the cylinder rods of the left cylinder (5) and the right cylinder (10).

7. A dotting tool for a multi-vehicle welded suspension according to claim 3, characterized in that Lower box pressing seats (6) are installed at the tops of the fixed support (3) and the movable support (11), and the two ends of the rotary pressing rod (8) are respectively movably connected to the lower box pressing seats (6).

8. A spot welding tooling for multi-vehicle welded suspensions according to claim 3, characterized in that, Cylinder switch valves (4) for cylinder control are installed on the fixed support (3) and the movable support (11).

9. A stitching tool for a multi-vehicle welded suspension according to claim 1, characterized in that, A screw capable of rotating and pressing the lower box sub-assembly (22) is installed on the rotary pressing rod (8).

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