Spin riveting mechanism

Abstract

The utility model discloses a spin riveting mechanism, which belongs to the technical field of spin riveting machines and comprises a fixing table, a driving motor is fixedly connected to the inner side wall of a fixing shell, a rotating shaft is fixedly connected to the output end of the driving motor, and a first connecting block is hinged to one end, away from the driving motor, of the rotating shaft. A telescopic rod is fixedly connected to the end, away from the rotating shaft, of the first connecting block, a second connecting block is fixedly connected to the telescopic end of the telescopic rod, a riveting rod is hinged to the end, away from the telescopic rod, of the second connecting block, and a groove is formed in the outer side wall of the riveting rod. According to the spin riveting mechanism, the driving motor drives the rotating shaft to rotate, under connection of the telescopic rod, the rotating shaft can drive the riveting rod to rotate in the equipment shell, the riveting rod and the equipment shell are limited through the groove, the rotating angle of the riveting rod can be adjusted by adjusting the length of the telescopic rod, and therefore the spin riveting angle and range can be adjusted; therefore, frequent replacement of the rivet head of the rivet rod is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of rotary riveting machines, and in particular relates to a rotary riveting mechanism. Background Art

[0002] In metal processing, machinery manufacturing, automobile, aviation, construction and other industries, riveting technology has always occupied an important position. Riveting technology is a technology that uses specific equipment and methods to form a firm connection between rivets and workpieces.

[0003] When the rotary riveting mechanism is riveting the workpiece, the rivet is expanded by rotating the rivet rod. However, due to the different workpieces, different rivets need to be used. Due to the different rivets, the processing angle and range of the rivet rod on the rivet are different. The rivet rod angle of the rotary riveting mechanism is usually not easy to adjust, so the rotary riveting mechanism needs to be replaced, which leads to low rotary riveting efficiency.

[0004] In order to solve the above problems, a rotary riveting mechanism is proposed in the present application. Utility Model Content

[0005] In view of the problems in the related technology, the utility model proposes a rotary riveting mechanism to overcome the above technical problems existing in the existing related technology.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A rotary riveting mechanism comprises a fixed platform, the outer side wall of the fixed platform is fixedly connected to a limit ring, the inner side wall center of the limit ring is slidably connected to a device housing, the top center of the device housing is fixedly connected to a fixed housing, the inner side wall of the fixed housing is fixedly connected to a drive motor, the output end of the drive motor is fixedly connected to a rotating shaft, the end of the rotating shaft away from the drive motor is hinged to a first connecting block, the end of the first connecting block away from the rotating shaft is fixedly connected to a telescopic rod, the telescopic end of the telescopic rod is fixedly connected to a second connecting block, the end of the second connecting block away from the telescopic rod is hinged to a rivet rod, and the outer side wall of the rivet rod is provided with a groove.

[0008] Preferably, an outer side wall of the device housing is fixedly connected with a fixing ring, a top of the fixing ring is fixedly connected with a cylinder, and a telescopic end of the cylinder is fixedly connected with a limiting ring.

[0009] By providing the fixing ring and the cylinder, the fixing ring can be driven by the cylinder to move up and down on the top of the limiting ring, thereby driving the device housing to move up and down inside the limiting ring.

[0010] Preferably, the bottom of the fixed platform is fixedly connected to a base, the top of the base is fixedly connected to an adjusting platform, the interior of the adjusting platform is slidably connected to an adjusting rod, and the top of the adjusting rod is fixedly connected to a lifting platform.

[0011] By arranging the base, the adjustment platform, the adjustment rod and the lifting platform, the adjustment rod can be extended and retracted inside the adjustment platform, so that the adjustment rod can drive the lifting platform to move up and down, and the limit ring can be kept stable through the base.

[0012] Preferably, a limiting strip is fixedly connected to one side of the fixed platform close to the adjusting rod, and a limiting groove matched with the limiting strip is formed on the outer side wall of the lifting platform.

[0013] By setting the limit strip, the limit groove opened on the outer wall of the lifting platform is matched with the limit strip, so that the limit strip limits the lifting platform to prevent the lifting platform from shaking when moving.

[0014] Preferably, a processing plate is fixedly connected to the top of the lifting platform, a fixing plate is fixedly connected to the top of the processing plate, a spring is fixedly connected to the outer wall of the fixing plate, and a clamping plate is fixedly connected to one end of the spring away from the fixing plate.

[0015] By arranging the processing plate, the fixing plate, the spring and the clamping plate, the clamping plate is driven by the spring to move on the top of the processing plate, so that the clamping plates installed on both sides can fix the workpiece.

[0016] Preferably, a slide groove is provided on the top of the processing plate, and a limiting block is fixedly connected to the bottom of the clamping plate.

[0017] By setting the limit block and the slide groove, the limit block installed at the bottom of the clamping plate is adapted to the slide groove, so that the limit block can limit the clamping plate to prevent the clamping plate from shaking when moving.

[0018] To sum up, the technical effects and advantages of the utility model are as follows: the rotary riveting mechanism drives the rotating shaft to rotate through the driving motor, and under the connection of the telescopic rod, the rotating shaft can drive the rivet rod to rotate inside the equipment housing, and the rivet rod and the equipment housing are limited by the groove. By adjusting the length of the telescopic rod, the rotation angle of the rivet rod can be adjusted, so that the angle and range of the rotary riveting can be adjusted, thereby avoiding frequent replacement of the rivet head of the rivet rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the utility model cylinder and its related structures;

[0021] Figure 3For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0022] Figure 4 This is a schematic diagram of the clamping plate of the utility model and its related structures.

[0023] In the figure: 1. fixed platform; 2. limiting ring; 3. equipment housing; 4. fixed housing; 5. driving motor; 6. rotating shaft; 7. first connecting block; 8. telescopic rod; 9. second connecting block; 10. rivet rod; 11. groove; 12. fixed ring; 13. cylinder; 14. base; 15. adjusting platform; 16. adjusting rod; 17. lifting platform; 18. limiting strip; 19. processing plate; 20. fixed plate; 21. spring; 22. clamping plate; 23. limiting block; 24. slide groove. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] Reference Figure 1-3 A rotary riveting mechanism includes a fixed platform 1, the outer wall of the fixed platform 1 is fixedly connected to a limit ring 2, the center of the inner wall of the limit ring 2 is slidably connected to a device housing 3, the device housing 3 is inserted at the center of the limit ring 2, so that the height of the device housing 3 can be adjusted inside the limit ring 2, a fixed housing 4 is fixedly connected to the top center of the device housing 3, the inner wall of the fixed housing 4 is fixedly connected to a driving motor 5, the driving motor 5 is limited and fixed by the fixed housing 4 to prevent the driving motor 5 from shaking during operation, the output end of the driving motor 5 is fixedly connected to a rotating shaft 6, the end of the rotating shaft 6 away from the driving motor 5 is hinged with a first connecting block 7, and the first connecting One end of the connecting block 7 away from the rotating shaft 6 is fixedly connected to a telescopic rod 8, and the telescopic end of the telescopic rod 8 is fixedly connected to a second connecting block 9. One end of the second connecting block 9 away from the telescopic rod 8 is hinged to a rivet rod 10. The rotating shaft 6 and the rivet rod 10 are hinged to the telescopic rod 8 through the first connecting block 7 and the second connecting block 9, so that the rotating shaft 6 can drive the rivet rod 10 to rotate inside the device housing 3, and the inclination angle of the rivet rod 10 can be adjusted through the telescopic rod 8, so that the processing angle and range of the rivet rod 10 can be adjusted. A groove 11 is provided on the outer side wall of the rivet rod 10, and the rivet rod 10 is rotatably connected to the bottom of the device housing 3 through the groove 11, and the angle of the rivet rod 10 can be adjusted.

[0026] Reference Figure 1-2The outer wall of the equipment housing 3 is fixedly connected with a fixing ring 12, and the top of the fixing ring 12 is fixedly connected with a cylinder 13. The telescopic end of the cylinder 13 is fixedly connected to the limit ring 2. The fixing ring 12 is installed on the outer wall of the equipment housing 3. The fixing ring 12 can be driven by the cylinder 13 to adjust the height, so that the fixing ring 12 can drive the equipment housing 3 to move up and down inside the limit ring 2, and the distance between the rivet head and the workpiece can be adjusted.

[0027] Reference Figure 1 and Figure 4 The bottom of the fixed table 1 is fixedly connected with a base 14, the top of the base 14 is fixedly connected with an adjusting platform 15, the inside of the adjusting platform 15 is slidably connected with an adjusting rod 16, and the top of the adjusting rod 16 is fixedly connected with a lifting platform 17. The fixed table 1 can be supported and limited by the base 14 to avoid collapse during processing. The adjusting rod 16 is moved up and down inside the adjusting platform 15, so that the adjusting rod 16 can drive the lifting platform 17 to be raised and lowered.

[0028] Reference Figure 4 The fixed platform 1 is fixedly connected to a limit strip 18 on one side close to the adjusting rod 16, and a limit groove matched with the limit strip 18 is provided on the outer wall of the lifting platform 17. The limit strip 18 is installed on the outer wall of the fixed platform 1, and a limit strip 18 is provided on one side of the lifting platform 17 close to the limit strip 18 to match with the limit strip 18, so that the limit strip 18 can limit the lifting platform 17 to prevent the lifting platform 17 from shaking when moving up and down.

[0029] Reference Figure 4 A processing plate 19 is fixedly connected to the top of the lifting platform 17, a fixing plate 20 is fixedly connected to the top of the processing plate 19, a spring 21 is fixedly connected to the outer wall of the fixing plate 20, and a clamping plate 22 is fixedly connected to the end of the spring 21 away from the fixing plate 20. The processing plate 19 is installed on the top of the lifting platform 17, so that the spring 21 squeezes the clamping plate 22 when the fixing plate 20 is limited, so that the clamping plate 22 clamps the workpiece under the squeezing of the spring 21 to prevent the workpiece from shaking during processing.

[0030] Reference Figure 4 A slide groove 24 is provided at the top of the processing plate 19, and a limit block 23 is fixedly connected to the bottom of the clamping plate 22. The slide groove 24 provided at the top of the processing plate 19 is adapted to the limit block 23 installed at the bottom of the clamping plate 22, so that when the clamping plate 22 moves, it drives the limit block 23 to move inside the slide groove 24, so that the clamping plate 22 can be limited by the limit block 23 to prevent the clamping plate 22 from shaking when it moves.

[0031] Working principle: The height of the lifting platform 17 is adjusted by adjusting the rod 16, so that the lifting platform 17 drives the workpiece to be located directly below the rivet rod 10, and the spring 21 drives the clamping plate 22 to clamp and fix the workpiece to prevent the workpiece from shaking during processing. The telescopic rod 8 is adjusted to make the telescopic rod 8 drive the rivet rod 10 to adjust the angle, and the driving motor 5 drives the rotating shaft 6 to rotate. Under the connection of the telescopic rod 8, the rivet rod 10 is rotated inside the equipment housing 3, and the height between the fixing ring 12 and the limit ring 2 is adjusted by the cylinder 13, so that the fixing ring 12 drives the equipment housing 3 to move up and down inside the limit ring 2, so that the rivet rod 10 can process the workpiece.

[0032] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A riveting mechanism, comprising a fixing table (1), characterized in that: The outer side wall of the fixed platform (1) is fixedly connected to a limit ring (2); the center of the inner side wall of the limit ring (2) is slidably connected to a device housing (3); the center of the top of the device housing (3) is fixedly connected to a fixed housing (4); the inner side wall of the fixed housing (4) is fixedly connected to a drive motor (5); the output end of the drive motor (5) is fixedly connected to a rotating shaft (6); the end of the rotating shaft (6) away from the drive motor (5) is hinged to a first connecting block (7); the end of the first connecting block (7) away from the rotating shaft (6) is fixedly connected to a telescopic rod (8); the telescopic end of the telescopic rod (8) is fixedly connected to a second connecting block (9); the end of the second connecting block (9) away from the telescopic rod (8) is hinged to a rivet rod (10); and the outer side wall of the rivet rod (10) is provided with a groove (11).

2. A riveting mechanism according to claim 1, characterized in that: A fixing ring (12) is fixedly connected to the outer wall of the device housing (3), a cylinder (13) is fixedly connected to the top of the fixing ring (12), and a telescopic end of the cylinder (13) is fixedly connected to the limiting ring (2).

3. A riveting mechanism according to claim 1, characterized in that: The bottom of the fixed platform (1) is fixedly connected to a base (14), the top of the base (14) is fixedly connected to an adjustment platform (15), the interior of the adjustment platform (15) is slidably connected to an adjustment rod (16), and the top of the adjustment rod (16) is fixedly connected to a lifting platform (17).

4. A rotary riveting mechanism according to claim 3, characterized in that: A limiting strip (18) is fixedly connected to one side of the fixed platform (1) close to the adjusting rod (16), and a limiting groove matching the limiting strip (18) is provided on the outer side wall of the lifting platform (17).

5. A riveting mechanism according to claim 3, characterized in that: The top of the lifting platform (17) is fixedly connected to a processing plate (19), the top of the processing plate (19) is fixedly connected to a fixing plate (20), the outer side wall of the fixing plate (20) is fixedly connected to a spring (21), and one end of the spring (21) away from the fixing plate (20) is fixedly connected to a clamping plate (22).

6. A riveting mechanism according to claim 5, characterized in that: A slide groove (24) is provided on the top of the processing plate (19), and a limit block (23) is fixedly connected to the bottom of the clamping plate (22).

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