Welding positioning device capable of freely moving in XY plane

Abstract

The utility model relates to the technical field of welding equipment, in particular to a welding positioning device capable of freely moving in an XY plane, which comprises a support frame, a moving component, a positioning table and a clamping mechanism, the moving component is mounted on the support frame, the positioning table is connected onto the moving component, and the clamping mechanism is mounted on the positioning table; the positioning table comprises a bottom plate and a supporting plate, the bottom plate and the supporting plate are connected through a plurality of connecting columns, two holding rods are fixedly connected to the upper end of the supporting plate, the multiple sets of clamping mechanisms are connected to the supporting plate, and the multiple sets of clamping mechanisms are the same in structure; the clamping mechanism comprises an air cylinder fixing plate, a fixing support A, a fixing support B and a fixing support C. By means of the clamping mechanism, firm clamping and quick releasing of the workpiece in the welding process are guaranteed, the special-shaped workpiece can be effectively clamped, movement or deformation of the workpiece in the welding machining process is reduced, and machining consistency and repeatability are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of welding equipment, in particular to a welding positioning device capable of realizing free movement in an XY plane. Background Art

[0002] At present, welding of automobile workpieces is one of the most critical links in the automobile manufacturing process. During the welding process, it is very important to ensure the correct positioning and clamping of the workpiece. Usually, equipment such as fixtures, clamps and positioning devices are used to ensure the accurate position and stability of the welded parts, thereby ensuring the welding quality.

[0003] However, the existing welding positioning device has the following technical problems:

[0004] 1. The existing clamping devices are unstable for clamping special-shaped workpieces with complex geometric shapes. The workpieces are prone to move or deform during the welding process, which affects the welding quality and reduces the consistency and repeatability of the product.

[0005] 2. Traditional welding positioning devices usually cannot move freely in the XY plane, or the range of movement is limited, making it difficult to adapt to the diverse welding position requirements of complex structure workpieces. This will limit the flexibility of welding operations and affect welding accuracy and efficiency, especially when processing irregular shaped parts.

[0006] Therefore, a welding positioning device that can realize free movement in the XY plane is needed to solve the above technical problems. Utility Model Content

[0007] The utility model aims to overcome the deficiencies in the prior art and provides a welding positioning device that can realize free movement in the XY plane. The utility model is provided with multiple groups of clamping mechanisms on the support plate. The clamping mechanisms ensure the firm clamping and quick release of the workpiece during the welding process, and can effectively clamp special-shaped workpieces, reduce the movement or deformation of the workpiece during the welding process, and ensure the consistency and repeatability of the processing.

[0008] The technical solution adopted by the utility model to solve the above technical problems is: a welding positioning device capable of realizing free movement in an XY plane, comprising a support frame, a moving assembly, a positioning platform and a clamping mechanism, wherein the moving assembly is mounted on the support frame, the positioning platform is connected to the moving assembly, and the clamping mechanism is mounted on the positioning platform;

[0009] The positioning platform includes a bottom plate and a support plate, the bottom plate and the support plate are connected by a plurality of connecting columns, two gripping rods are fixedly connected to the upper end of the support plate, and the clamping mechanism is provided with a plurality of groups, the plurality of groups of clamping mechanisms are connected to the support plate, and the structures of the plurality of groups of clamping mechanisms are the same;

[0010] The clamping mechanism includes a cylinder fixing plate, a fixing bracket A, a fixing bracket B and a fixing bracket C, and the cylinder fixing plate, the fixing bracket A, the fixing bracket B and the fixing bracket C are all fixedly connected to the upper end of the support plate;

[0011] The cylinder fixing plate is fixedly connected with a driving cylinder A, the output end of the driving cylinder A is drivingly connected with a driving rod A, and a supporting arm is fixedly connected to the driving rod A;

[0012] The fixed bracket A is fixedly connected with a clamping block A, and the fixed bracket C is fixedly connected with a clamping block B. The clamping block A and the clamping block B are respectively arranged on the left and right sides of the support arm;

[0013] The fixed bracket B is fixedly connected to a cylinder fixing seat, a driving cylinder B is fixedly connected to the cylinder fixing seat, a driving rod B is drivingly connected to the output end of the driving cylinder B, and a clamping plate for clamping a workpiece is fixedly connected to the end of the driving rod B.

[0014] Furthermore, the moving component includes a guide seat and a slide, the guide seat is fixedly connected to the upper end of the support frame, a linear guide A is fixedly connected to the guide seat, the slide is arranged at the upper end of the guide seat, the slide and the linear guide A are slidably connected to each other, a linear guide B is fixedly connected to the slide, and the base plate and the linear guide B are slidably connected to each other.

[0015] Furthermore, a gap is left between the clamping block A and the support arm, and a gap is left between the clamping block B and the support arm.

[0016] Furthermore, a plurality of shock-absorbing columns are connected between the bottom plate and the support plate, and the shock-absorbing columns are elastic rubber columns.

[0017] Furthermore, a toggle switch A and a toggle switch B are connected to the support plate, the toggle switch A and the driving cylinder A are connected via a pipeline, and the toggle switch B and the driving cylinder B are connected via a pipeline.

[0018] Furthermore, a plurality of caster brackets are fixedly connected to both sides of the support frame, and casters are installed on the caster brackets.

[0019] The advantages of the utility model are: the utility model provides a welding positioning device that can realize free movement in the XY plane, and has the following technical effects:

[0020] 1. The utility model is provided with multiple groups of clamping mechanisms on the support plate. The clamping mechanisms are exquisitely designed. Before the workpiece is welded, the workpiece can be placed on the support arm. The driving cylinder A can be driven to drive the driving rod A to retract, so that the two sides of the workpiece are clamped between the clamping block A and the support arm, and the clamping block B and the support arm. Then, the driving cylinder B can be driven to drive the driving rod B to extend, and the workpiece is pressed and positioned by the clamping block, which ensures the firm clamping and rapid release of the workpiece during welding, can effectively clamp special-shaped workpieces, reduces the movement or deformation of the workpiece during welding, and ensures the consistency and repeatability of processing.

[0021] 2. The utility model enables the positioning table to move freely on the XY plane through the design of the moving components (including the guide seat, the slide, the linear guide A and the linear guide B), thereby improving the work efficiency and welding quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 2 It is an enlarged structural schematic diagram of the positioning platform in the utility model;

[0025] Figure 3 It is an enlarged structural schematic diagram of the clamping mechanism in the utility model;

[0026] Figure 4 It is a schematic diagram of the structure of the clamping mechanism when the workpiece is not clamped;

[0027] Figure 5 It is a schematic diagram of the enlarged structure of the workpiece;

[0028] in:

[0029] 1. Support frame; 2. Guide seat; 3. Linear guide rail A;

[0030] 4. Slide; 5. Linear guide rail B; 6. Positioning table;

[0031] 601, bottom plate; 602, support plate; 603, shock absorbing column;

[0032] 604, connecting column; 605, grip; 606, toggle switch A;

[0033] 607, toggle switch B; 7, clamping mechanism; 701, fixed bracket A;

[0034] 7011, clamping block A; 702, cylinder fixing plate; 703, driving cylinder A;

[0035] 704, driving rod A; 705, supporting arm; 706, fixing bracket B;

[0036] 707, cylinder fixing seat; 708, driving cylinder B; 709, driving rod B;

[0037] 710, clamping plate; 711, fixing bracket C; 7111, clamping block B;

[0038] 8. Workpiece; 9. Caster bracket; 10. Caster. DETAILED DESCRIPTION

[0039] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0040] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are 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 therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. The terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it 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 an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0041] Embodiment 1:

[0042] Figure 1 It is a three-dimensional structural schematic diagram of the utility model. Figure 2 This is an enlarged structural diagram of the positioning platform in the utility model. Figure 3 It is an enlarged structural diagram of the clamping mechanism in the utility model. Figure 4 It is a schematic diagram of the structure of the clamping mechanism when the workpiece is not clamped. Figure 5 It is a schematic diagram of the enlarged structure of the workpiece;

[0043] like Figure 1 , Figure 2 , Figure 3 and Figure 4 and Figure 5 A welding positioning device capable of realizing free movement in an XY plane is shown, comprising a support frame 1, a moving assembly, a positioning table 6 and a clamping mechanism 7, wherein the moving assembly is mounted on the support frame 1, the positioning table 6 is connected to the moving assembly, and the clamping mechanism 7 is mounted on the positioning table 6;

[0044] The positioning platform 6 includes a base plate 601 and a support plate 602, wherein the base plate 601 and the support plate 602 are connected by a plurality of connecting columns 604, and a stable positioning platform is formed by the base plate 601 and the support plate 602, and a plurality of shock-absorbing columns 603 are connected between the base plate 601 and the support plate 602, and the shock-absorbing columns 603 are elastic rubber columns, which can absorb vibrations during operation, protect precision welding operations from external vibration interference, ensure welding quality, reduce welding errors, improve welding quality, and extend the service life of the equipment. The utility model is fixedly connected to the upper end of the support plate 602 with two gripping rods 605 for operators to hold, so as to facilitate manual movement of the positioning platform 6 to the desired position, thereby simplifying the adjustment process of the welding position.

[0045] The clamping mechanism 7 in the utility model is provided with multiple groups, and the multiple groups of clamping mechanisms 7 are all connected to the support plate 602, and the structures of the multiple groups of clamping mechanisms 7 are the same; the clamping mechanism 7 includes a cylinder fixing plate 702, a fixing bracket A701, a fixing bracket B706 and a fixing bracket C711, and the cylinder fixing plate 702, the fixing bracket A701, the fixing bracket B706 and the fixing bracket C711 are all fixedly connected to the upper end of the support plate 602; the cylinder fixing plate 702 is fixedly connected with a driving cylinder A703, and the output end of the driving cylinder A703 is drivingly connected with a driving rod A704, and a supporting arm 705 is fixedly connected to the driving rod A704; the fixing bracket A701 is fixedly connected with a clamping block A7011, and the fixing bracket C711 is fixedly connected with a clamping block B7111, and the clamping blocks A7011 and B7111 are respectively arranged on the left and right sides of the supporting arm 705; the fixing The support B706 is fixedly connected with a cylinder fixing seat 707, and a driving cylinder B708 ​​is fixedly connected with the cylinder fixing seat 707. A driving rod B709 is drivingly connected to the output end of the driving cylinder B708, and a clamping plate 710 for clamping the workpiece 8 is fixedly connected to the end of the driving rod B709. A gap is left between the clamping block A7011 and the supporting arm 705, and a gap is left between the clamping block B7111 and the supporting arm 705, so that the two ends of the workpiece 8 can be clamped. The side edges are clamped between the clamping block A7011 and the support arm 705, and between the clamping block B7111 and the support arm 705. Specifically, the driving cylinder A703 can be used to drive the driving rod A704 to retract, thereby clamping the two side edges of the workpiece 8 between the clamping block A7011 and the support arm 705, and between the clamping block B7111 and the support arm 705. Then, the driving cylinder B708 ​​can be used to drive the driving rod B709 to extend, and the workpiece 8 can be pressed and positioned by the clamping plate 710.

[0046] The moving assembly in the utility model includes a guide seat 2 and a slide 4. The guide seat 2 is fixedly connected to the upper end of the support frame 1. A linear guide rail A3 is fixedly connected to the guide seat 2. The guide seat 2 provides guidance and support for the movement of the slide 4 to ensure a smooth and accurate sliding process. The slide 4 is arranged at the upper end of the guide seat 2. The slide 4 and the linear guide rail A3 are slidably connected to each other. A linear guide rail B5 is fixedly connected to the slide 4. The bottom plate 601 and the linear guide rail B5 are slidably connected to each other. The slide 4 is a slidable component installed on the guide seat 2. By connecting with the linear guide rail A 3, free movement in the Y direction can be achieved. The floor can be freely moved in the X direction by cooperating with the linear guide B5. The utility model enables the positioning table 6 to move freely in the XY plane through the design of the moving components (including the guide seat 2, the slide 4, the linear guide A3 and the linear guide B5), thereby improving the work efficiency and welding quality. Specifically, when the welding position needs to be adjusted, the positioning table 6 can be moved forward and backward and left and right by manually holding the grip 605, and the operator can easily adjust the welding position.

[0047] The utility model is connected with a toggle switch A606 and a toggle switch B607 on the support plate 602, the toggle switch A606 and the driving cylinder A703 are connected by a pipeline, and the toggle switch B607 and the driving cylinder B708 ​​are connected by a pipeline. The toggle switch A606 and the toggle switch B607 equipped in the utility model can directly control the driving cylinder A703 and the driving cylinder B708 ​​respectively through a pipeline (not shown in the figure), thereby realizing a simple control of the clamping mechanism 7, having a high degree of automation, reducing the labor intensity of the operator, and improving the working efficiency. The utility model is fixedly connected with a plurality of caster brackets 9 on both sides of the support frame 1, and casters 10 are installed on the caster brackets 9, so as to facilitate the movement and rearrangement of the entire device in the workplace, increase the flexibility and convenience of use, and is particularly suitable for production environments that require frequent transfers between different workstations.

[0048] Working principle: Before welding the workpiece 8, place the workpiece 8 on the support arm 705, turn on the toggle switch A606, and drive the drive rod A704 to retract by driving the cylinder A703, so that the two sides of the workpiece 8 are clamped between the clamping block A7011 and the support arm 705, and between the clamping block B7111 and the support arm 705. Then, turn off the toggle switch A606, turn on the toggle switch B607, and drive the drive rod B709 to extend by driving the cylinder B708, and press the workpiece 8 into position by the clamping plate 710, thereby ensuring the firm clamping and quick release of the workpiece 8 during welding, and effectively clamping the special-shaped workpiece 8.

[0049] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments can still be modified, or some or all of the technical features therein can be replaced by equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A welding positioning device capable of realizing free movement in an XY plane, comprising a support frame (1), a moving assembly, a positioning platform (6) and a clamping mechanism (7), wherein the moving assembly is mounted on the support frame (1), the positioning platform (6) is connected to the moving assembly, and the clamping mechanism (7) is mounted on the positioning platform (6); It is characterized in that The positioning platform (6) comprises a base plate (601) and a support plate (602), wherein the base plate (601) and the support plate (602) are connected via a plurality of connecting columns (604), and two gripping rods (605) are fixedly connected to the upper end of the support plate (602), and the clamping mechanism (7) is provided with a plurality of groups, and the plurality of groups of clamping mechanisms (7) are all connected to the support plate (602), and the structures of the plurality of groups of clamping mechanisms (7) are the same; The clamping mechanism (7) comprises a cylinder fixing plate (702), a fixing bracket A (701), a fixing bracket B (706) and a fixing bracket C (711); the cylinder fixing plate (702), the fixing bracket A (701), the fixing bracket B (706) and the fixing bracket C (711) are all fixedly connected to the upper end of the support plate (602); The cylinder fixing plate (702) is fixedly connected to a driving cylinder A (703), the output end of the driving cylinder A (703) is drivingly connected to a driving rod A (704), and a supporting arm (705) is fixedly connected to the driving rod A (704); The fixed bracket A (701) is fixedly connected with a clamping block A (7011), and the fixed bracket C (711) is fixedly connected with a clamping block B (7111), and the clamping block A (7011) and the clamping block B (7111) are respectively arranged on the left and right sides of the supporting arm (705); The fixed bracket B (706) is fixedly connected to a cylinder fixing seat (707), a driving cylinder B (708) is fixedly connected to the cylinder fixing seat (707), a driving rod B (709) is drivingly connected to the output end of the driving cylinder B (708), and a clamping plate (710) for clamping a workpiece (8) is fixedly connected to the end of the driving rod B (709).

2. A welding positioning device capable of free movement in the XY plane according to claim 1, characterized in that: The moving assembly comprises a guide seat (2) and a slide (4); the guide seat (2) is fixedly connected to the upper end of the support frame (1); a linear guide rail A (3) is fixedly connected to the guide seat (2); the slide (4) is arranged at the upper end of the guide seat (2); the slide (4) and the linear guide rail A (3) are slidably connected to each other; a linear guide rail B (5) is fixedly connected to the slide (4); and the base plate (601) and the linear guide rail B (5) are slidably connected to each other.

3. The welding positioning device capable of free movement in the XY plane according to claim 1, characterized in that: A gap is left between the clamping block A (7011) and the supporting arm (705), and a gap is left between the clamping block B (7111) and the supporting arm (705).

4. The welding positioning device capable of free movement in the XY plane according to claim 1, characterized in that: A plurality of shock-absorbing columns (603) are connected between the bottom plate (601) and the support plate (602), and the shock-absorbing columns (603) are elastic rubber columns.

5. The welding positioning device capable of realizing free movement in the XY plane according to claim 1, characterized in that: The support plate (602) is connected to a toggle switch A (606) and a toggle switch B (607). The toggle switch A (606) and the driving cylinder A (703) are connected via a pipeline, and the toggle switch B (607) and the driving cylinder B (708) are connected via a pipeline.

6. The welding positioning device capable of realizing free movement in the XY plane according to claim 1, characterized in that: A plurality of caster brackets (9) are fixedly connected to both sides of the support frame (1), and casters (10) are mounted on the caster brackets (9).

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