Sheet metal part welding positioning structure

Abstract

The utility model provides a sheet metal part welding and positioning structure, which relates to the technical field of welding and positioning, and comprises a base, a supporting platform, a movable platform, a fixed positioning and clamping component and a movable positioning and clamping component, the rotary driving assembly drives the movable platform installed through a rotating shaft to rotate on the supporting platform, the movable positioning and clamping assembly is arranged on the edge of the upper portion of the movable platform through a first supporting piece, and the fixed positioning and clamping assembly is arranged on the edge of the upper portion of the supporting platform through a second supporting piece. According to the utility model, the fixed positioning and clamping assembly fixed above the supporting platform and the movable positioning and clamping assembly which is positioned above the movable platform and can rotate at an angle are arranged, so that two different positions of a workpiece can be clamped and positioned by utilizing the fixed positioning and clamping assembly and the movable positioning and clamping assembly; and the welding position can be fully exposed, and the welding convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding positioning, in particular to a sheet metal welding positioning structure. Background Art

[0002] Sheet metal is a comprehensive cold processing technology for thin metal plates (usually less than 6mm), including shearing, punching / cutting / combining, folding, welding, riveting, splicing, forming (such as car body), etc. Its notable feature is that the thickness of the same part is consistent. The products processed by the sheet metal industry are called sheet metal parts.

[0003] Sheet metal parts have the characteristics of diverse structural formation, and the need for positioning structures is high during welding. When the positioning structure can adapt to the positioning and clamping of different sheet metal parts, it is helpful to save time for replacing the positioning structure and save processing costs; while the positioning structure in the prior art has a single function, and can often only be clamped and fixed symmetrically from both sides of the sheet metal part, with low flexibility in use, and cannot adjust the positioning position according to actual welding needs. Therefore, the utility model proposes a sheet metal welding positioning structure to solve the shortcomings of the prior art. Utility Model Content

[0004] In view of the above problems, the purpose of the utility model is to provide a sheet metal welding positioning structure. By providing a fixed positioning clamping assembly fixed above a supporting platform, and a movable positioning clamping assembly located above a movable platform and capable of angular rotation, the fixed positioning clamping assembly and the movable positioning clamping assembly can be used to clamp and position two different positions of the workpiece, thereby fully exposing the welding position and facilitating improving the convenience of welding.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A sheet metal welding positioning structure comprises a base, a support platform, a movable platform, a fixed positioning clamping assembly and a movable positioning clamping assembly, wherein the support platform is provided inside the base, a lifting mechanism is installed on the base, the support platform is connected to the lifting mechanism, a movable platform is provided above the support platform, the movable platform is rotatably installed with the support platform through a rotating shaft, a rotary drive assembly is provided on one side above the support platform, the rotary drive assembly drives the movable platform installed through the rotating shaft to rotate on the support platform, a movable positioning clamping assembly is provided at the upper edge of the movable platform through a first support member, and a fixed positioning clamping assembly is provided at the upper edge of the support platform through a second support member;

[0007] The fixed positioning clamping assembly and the movable positioning clamping assembly have the same structure, and both include an adjustable fixing frame, a bidirectional screw, a guide rail, a positioning clamping plate and a rotating wheel. An adjustable fixing frame is provided on one side of the first support member and the second support member. A bidirectional screw is rotatably provided inside the adjustable fixing frame, and a guide rail is provided inside the adjustable fixing frame. Two groups of positioning clamping plates are symmetrically provided, and one end of the two groups of positioning clamping plates are threadedly connected to the bidirectional screw, and one end of the two groups of positioning clamping plates are slidably connected to the guide rail. The rotating wheel is installed on the shaft portion at the upper end of the bidirectional screw.

[0008] Further improvements are: the lifting mechanism includes a linear screw, a guide rod and a servo motor, and cavities are provided on both sides of the base. A linear screw is rotatably provided in the cavity on one side, and a guide rod is provided in the cavity on the other side. One end of the support platform passes through a through groove on one side of the cavity and is threadedly connected to the linear screw, and the other end of the support platform passes through a through groove on one side of the cavity and is slidably connected to the guide rod. The linear screw is driven by a servo motor.

[0009] Further improvement is that the rotary drive assembly includes a drive shaft, a drive gear, a gear ring and a drive motor, a drive shaft is rotatably provided on one side above the support platform, the drive shaft is driven by the drive motor, a drive gear is installed on the drive shaft, the gear ring is installed on the outer wall of the movable platform, and the drive gear is meshed with the gear ring.

[0010] A further improvement is that an anti-skid pad is provided on the inner side of the positioning clamping plate, and the size of the anti-skid pad is adapted to the size of the clamping surface of the positioning clamping plate.

[0011] A further improvement is that the adjustable fixed frame includes a first telescopic cylinder and a fixed frame, the first support member and the second support member are each provided with a first telescopic cylinder on one side, the first telescopic cylinder output end is provided with a fixed frame, and the bidirectional screw and guide rail are both installed inside the fixed frame.

[0012] Further improvements are: the first support member and the second support member have the same structure, both including a second telescopic cylinder and a base, the second telescopic cylinder is respectively arranged at the upper edge of the movable platform and the upper edge of the supporting platform, the base is arranged at the output end of the second telescopic cylinder, and the first telescopic cylinder is installed on one side of the base.

[0013] The beneficial effects of the utility model are as follows: the utility model provides a fixed positioning clamping assembly fixed on the support platform, and provides a movable positioning clamping assembly located on the movable platform and capable of rotating at an angle, so that the fixed positioning clamping assembly and the movable positioning clamping assembly can be used to clamp and position two different positions of the workpiece, so that the welding position can be fully exposed, which is convenient for improving the convenience of welding; the fixed positioning clamping assembly and the movable positioning clamping assembly of the utility model can both realize independent position height adjustment, so that the positioning structure of the utility model can meet the positioning and clamping of sheet metal parts of different shapes, and has high adaptability;

[0014] By connecting the support platform with the lifting mechanism, the height of the entire support platform can be adjusted, which is convenient for operators of different heights to perform welding operations, and the convenience of use is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 This is a top view schematic diagram of the installation structure of the movable platform of the utility model;

[0017] Figure 3 It is a schematic top view of the fixed positioning clamping assembly and the movable positioning clamping assembly of the utility model in the first working state;

[0018] Figure 4 This is a top view of the second working state structure of the fixed positioning clamping component and the movable positioning clamping component of the utility model

[0019] Figure 5 This is a schematic diagram of the first state of height adjustment of the fixed positioning clamping assembly and the movable positioning clamping assembly of the utility model;

[0020] Figure 6 It is a schematic diagram of the second state of height adjustment of the fixed positioning clamping assembly and the movable positioning clamping assembly of the utility model.

[0021] Wherein: 1. base; 2. support platform; 3. movable platform; 4. fixed positioning clamping assembly; 5. movable positioning clamping assembly; 6. lifting mechanism; 601. linear screw; 602. guide rod; 603. servo motor; 7. rotating shaft; 8. rotary drive assembly; 801. drive shaft; 802. drive gear; 803. gear ring; 804. drive motor; 9. first support member; 10. second support member; 11. adjustable fixing frame; 1101. first telescopic cylinder; 1102. fixed frame; 12. bidirectional screw; 13. guide rail; 14. positioning splint; 15. rotating wheel; 16. anti-slip pad; 17. second telescopic cylinder; 18. base. DETAILED DESCRIPTION

[0022] In order to deepen the understanding of the present invention, the present invention will be further described in detail below in conjunction with an embodiment. The embodiment is only used to explain the present invention and does not constitute a limitation on the protection scope of the present invention.

[0023] according to Figure 1-6 As shown, this embodiment proposes a sheet metal welding positioning structure, including a base 1, a support platform 2, a movable platform 3, a fixed positioning clamping assembly 4 and a movable positioning clamping assembly 5. The base 1 is provided with a support platform 2 inside, and a lifting mechanism 6 is installed on the base 1. The support platform 2 is connected to the lifting mechanism 6. A movable platform 3 is provided above the support platform 2. The movable platform 3 is rotatably installed with the support platform 2 through a rotating shaft 7. A rotary drive assembly 8 is provided on one side above the support platform 2. The rotary drive assembly 8 drives the movable platform 3 installed through the rotating shaft 7 to rotate on the support platform 2. A movable positioning clamping assembly 5 is provided at the upper edge of the movable platform 3 through a first support member 9, and a fixed positioning clamping assembly 4 is provided at the upper edge of the support platform 2 through a second support member 10;

[0024] The fixed positioning clamping assembly 4 and the movable positioning clamping assembly 5 have the same structure, and both include an adjustable fixing frame 11, a bidirectional screw 12, a guide rail 13, a positioning clamping plate 14 and a rotating wheel 15. The first support member 9 and the second support member 10 are both provided with an adjustable fixing frame 11 on one side. The adjustable fixing frame 11 is rotatably provided with a bidirectional screw 12, and the adjustable fixing frame 11 is provided with a guide rail 13. The positioning clamping plates 14 are symmetrically provided with two groups, and one end of the two groups of positioning clamping plates 14 are threadedly connected to the bidirectional screw 12, and one end of the two groups of positioning clamping plates 14 are slidably connected to the guide rail 13. The rotating wheel 15 is installed on the shaft portion at the upper end of the bidirectional screw 12.

[0025] When the sheet metal welding positioning structure of the utility model positions the sheet metal to be welded, firstly, the height of the support platform 2 on the lifting mechanism 6 is adjusted according to the operator's needs, and then the sheet metal is clamped and positioned using the fixed positioning clamping component 4 and the movable positioning clamping component 5, wherein the position of the movable positioning clamping component 5 can be achieved by the rotary drive component 8 driving the movable platform 3 to rotate an angle, thereby meeting the positioning requirements.

[0026] The lifting mechanism 6 includes a linear screw 601, a guide rod 602 and a servo motor 603. Both sides of the base 1 are provided with cavities. A linear screw 601 is rotatably provided in the cavity on one side, and a guide rod 602 is provided in the cavity on the other side. One end of the support platform 2 passes through a through slot on one side of the cavity and is threadedly connected to the linear screw 601. The other end of the support platform 2 passes through a through slot on one side of the cavity and is slidably connected to the guide rod 602. The linear screw 601 is driven by the servo motor 603. The servo motor 603 is started to drive the linear screw 601 to rotate, and then the support platform 2 threadedly connected to the linear screw 601 is lifted and lowered on the linear screw 601 and the guide rod 602.

[0027] The rotary drive assembly 8 includes a drive shaft 801, a drive gear 802, a gear ring 803 and a drive motor 804. A drive shaft 801 is rotatably provided on one side above the support platform 2. The drive shaft 801 is driven by a drive motor 804. A drive gear 802 is installed on the drive shaft 801. The gear ring 803 is installed on the outer wall of the movable platform 3. The drive gear 802 is meshed with the gear ring 803. By starting the drive motor 804 to drive the drive shaft 801 to rotate, the drive gear 802 installed on the drive shaft 801 drives the movable platform 3 installed with the gear ring 803 to rotate, thereby adjusting the position of the movable positioning clamping assembly 5 located on the movable platform 3.

[0028] The inner side of the positioning clamping plate 14 is provided with an anti-skid pad 16, and the size of the anti-skid pad 16 is adapted to the size of the clamping surface of the positioning clamping plate 14. The anti-skid pad 16 can improve the positioning and clamping stability of the positioning clamping plate 14 on the sheet metal part.

[0029] The adjustable fixing frame 11 includes a first telescopic cylinder 1101 and a fixed frame 1102. The first supporting member 9 and the second supporting member 10 are both provided with the first telescopic cylinder 1101 on one side. The output end of the first telescopic cylinder 1101 is provided with a fixed frame 1102. The bidirectional screw 12 and the guide rail 13 are both installed inside the fixed frame 1102. By setting the adjustable fixing frame 11, the clamping position of the positioning clamping plate 14 in the horizontal direction can be changed to achieve the positioning and clamping of sheet metal parts of different horizontal lengths.

[0030] The first support member 9 and the second support member 10 have the same structure, and both include a second telescopic cylinder 17 and a base 18. The second telescopic cylinder 17 is respectively arranged at the upper edge of the movable platform 3 and the upper edge of the support platform 2. The base 18 is arranged at the output end of the second telescopic cylinder 17, and the first telescopic cylinder 1101 is installed on one side of the base 18. The first support member 9 and the second support member 10 can adjust the position height of the fixed positioning clamping assembly 4 and the movable positioning clamping assembly 5 in the longitudinal direction, so as to meet various positioning and clamping needs.

[0031] The utility model provides a fixed positioning clamping component 4 fixed on the top of the support platform 2, and a movable positioning clamping component 5 located above the movable platform 3 and rotatable at an angle, so that the fixed positioning clamping component 4 and the movable positioning clamping component 5 can be used to clamp and position two different positions of the workpiece, which can fully expose the welding position and facilitate improving the convenience of welding; the fixed positioning clamping component 4 and the movable positioning clamping component 5 of the utility model can both achieve independent position height adjustment, so that the positioning structure of the utility model can meet the positioning and clamping of sheet metal parts of different shapes, and has high adaptability; the height adjustment of the entire support platform 2 can be achieved by connecting the support platform 2 with the lifting mechanism 6, which is convenient for operators of different heights to perform welding operations, and the convenience of use is greatly improved.

[0032] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A sheet metal welding positioning structure, characterized in that: The invention comprises a base (1), a support platform (2), a movable platform (3), a fixed positioning clamping component (4) and a movable positioning clamping component (5), wherein the support platform (2) is provided inside the base (1), a lifting mechanism (6) is installed on the base (1), the support platform (2) is connected to the lifting mechanism (6), a movable platform (3) is provided above the support platform (2), the movable platform (3) is rotatably installed with the support platform (2) via a rotating shaft (7), a rotary drive component (8) is provided on one side above the support platform (2), the rotary drive component (8) drives the movable platform (3) installed via the rotating shaft (7) to rotate on the support platform (2), a movable positioning clamping component (5) is provided at the upper edge of the movable platform (3) via a first supporting member (9), and a fixed positioning clamping component (4) is provided at the upper edge of the support platform (2) via a second supporting member (10); The fixed positioning clamping assembly (4) and the movable positioning clamping assembly (5) have the same structure, and both comprise an adjustable fixing frame (11), a bidirectional screw (12), a guide rail (13), a positioning clamping plate (14) and a rotating wheel (15). The first support member (9) and the second support member (10) are both provided with an adjustable fixing frame (11) on one side. The bidirectional screw (12) is rotatably provided inside the adjustable fixing frame (11), and the guide rail (13) is provided inside the adjustable fixing frame (11). Two groups of positioning clamping plates (14) are symmetrically provided. One end of the two groups of positioning clamping plates (14) are both threadedly connected to the bidirectional screw (12), and one end of the two groups of positioning clamping plates (14) are both slidably connected to the guide rail (13). The rotating wheel (15) is mounted on the shaft portion at the upper end of the bidirectional screw (12).

2. A sheet metal welding positioning structure according to claim 1, characterized in that: The lifting mechanism (6) comprises a linear screw (601), a guide rod (602) and a servo motor (603); cavities are provided on both sides of the base (1); a linear screw (601) is rotatably provided in the cavity on one side, and a guide rod (602) is provided in the cavity on the other side; one end of the support platform (2) passes through a through slot on one side of the cavity and is threadedly connected to the linear screw (601); the other end of the support platform (2) passes through a through slot on one side of the cavity and is slidably connected to the guide rod (602); the linear screw (601) is driven by the servo motor (603).

3. The sheet metal welding positioning structure according to claim 1, characterized in that: The rotary drive assembly (8) comprises a drive shaft (801), a drive gear (802), a gear ring (803) and a drive motor (804); a drive shaft (801) is rotatably provided on one side above the support platform (2); the drive shaft (801) is driven by the drive motor (804); a drive gear (802) is mounted on the drive shaft (801); the gear ring (803) is mounted on the outer wall of the movable platform (3); and the drive gear (802) meshes with the gear ring (803).

4. The sheet metal welding positioning structure according to claim 1, characterized in that: An anti-skid pad (16) is provided on the inner side of the positioning clamping plate (14), and the size of the anti-skid pad (16) is adapted to the size of the clamping surface of the positioning clamping plate (14).

5. The sheet metal welding positioning structure according to claim 1, characterized in that: The adjustable fixed frame (11) comprises a first telescopic cylinder (1101) and a fixed frame (1102); the first support member (9) and the second support member (10) are both provided with the first telescopic cylinder (1101) on one side; the output end of the first telescopic cylinder (1101) is provided with the fixed frame (1102); the bidirectional screw (12) and the guide rail (13) are both installed inside the fixed frame (1102).

6. A sheet metal welding positioning structure according to claim 5, characterized in that: The first support member (9) and the second support member (10) have the same structure, and both comprise a second telescopic cylinder (17) and a base (18); the second telescopic cylinder (17) is respectively arranged at the upper edge of the movable platform (3) and the upper edge of the support platform (2); the base (18) is arranged at the output end of the second telescopic cylinder (17); and the first telescopic cylinder (1101) is installed on one side of the base (18).

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