Linkage type riveting mechanism

Abstract

The utility model relates to the technical field of riveting mechanisms, in particular to a linkage type riveting mechanism. The device comprises a driving part, a first longitudinal part, a transverse part and second longitudinal parts, the driving part is connected with the first longitudinal part, the first longitudinal part is transversely connected with the transverse part, the two second longitudinal parts are correspondingly connected to the two ends of the first longitudinal part, and inclined grooves are symmetrically formed in the two second longitudinal parts; and the two corresponding riveting assemblies are arranged, a workpiece to be riveted is placed between the two riveting assemblies, each riveting assembly comprises a follower embedded into the corresponding inclined groove, and when the second longitudinal part moves in the direction away from the driving part, the followers drive the riveting assemblies to be close to the workpiece to be riveted. According to the riveting device, it can be guaranteed that the workpieces are evenly stressed during riveting, and the yield of the riveted workpieces is increased.

Description

Technical Field

[0001] The present application relates to the technical field of riveting mechanisms, and in particular to a linked riveting mechanism. Background Art

[0002] Riveting is a process of connecting two workpieces by riveting a riveting machine. Currently, when riveting workpieces, multiple cylinders are generally used to drive multiple riveting blocks to achieve riveting of the workpieces.

[0003] Since multiple cylinders are used to drive multiple riveting blocks, it cannot be guaranteed that the riveting strength of each riveting block is the same, which can easily lead to uneven force on the workpiece during riveting, affecting the yield rate of the riveted workpiece. Utility Model Content

[0004] In order to ensure that the workpiece is evenly stressed during riveting and improve the yield rate of the riveted workpiece, the present application provides a linked riveting mechanism, which adopts the following technical solution:

[0005] A linked riveting mechanism comprises: a machine platform; a linked component, arranged on the machine platform, comprising: a driving member, a first longitudinal member, a transverse member, and a second longitudinal member, wherein the driving member is connected to the first longitudinal member, the first longitudinal member is transversely connected to the transverse member, the second longitudinal member is provided in two pieces, and is correspondingly connected to the two ends of the first longitudinal member, and the two second longitudinal members are symmetrically provided with inclined grooves; a riveting component, which is provided in two corresponding pieces, and a workpiece to be riveted is placed between the two riveting components, and the riveting component comprises a follower embedded in the inclined groove, wherein when the second longitudinal member moves in a direction away from the driving member, the follower brings the riveting component closer to the workpiece to be riveted.

[0006] By adopting the above technical solution, the driving member drives the first longitudinal member, the transverse member, the second longitudinal member and the follower in sequence, and cooperates with the inclined grooves symmetrically arranged on the two second longitudinal members. The follower moves in the inclined groove, which can make the two riveting components move closer to the two sides of the workpiece to be riveted along the movement trajectory of the follower, so as to achieve that the two riveting components are driven by one driving member to process the workpiece to be riveted at the same time. The whole process realizes linked movement, which can ensure that the workpiece to be riveted is evenly stressed during riveting, thereby improving the yield rate of the riveted workpiece.

[0007] Optionally, the linkage assembly also includes: a first limiting member fixed on the machine platform, used to abut the transverse member, and the first limiting member is provided with a sliding groove for the first longitudinal member to slide; a buffer member, arranged at both ends of the transverse member, used to abut the riveting assembly as the transverse member moves.

[0008] By adopting the above technical solution, the first longitudinal member is set to slide in the groove of the first limiting member, so as to achieve the limitation of the first longitudinal member, so as to ensure that the first longitudinal member can drive the transverse member to move along a straight line; buffer members are set at both ends of the transverse member, which can abut the riveting assembly when the transverse member moves, so as to play a role of buffering and positioning.

[0009] Optionally, a floating joint is provided at one end of the driving member connected to the first longitudinal member, and a first clamping groove is provided on the first longitudinal member corresponding to the floating joint.

[0010] By adopting the above technical solution, a floating joint is provided at one end of the driving member, and a first clamping groove is provided on the first longitudinal member corresponding to the floating joint, so that the driving member can be connected to the first longitudinal member, and its structure can facilitate assembly of the two.

[0011] Optionally, a second clamping groove is provided on the second longitudinal member, and clamping protrusions are provided at two ends of the transverse member close to the machine platform corresponding to the second clamping groove.

[0012] By adopting the above technical solution, a second snap-in groove is provided on the second longitudinal member, and corresponding snap-in protrusions are provided at both ends of the transverse member, so that the second longitudinal member and the transverse member can be connected, and the structure can facilitate the assembly of the two.

[0013] Optionally, the riveting assembly includes: a fixing member and a riveting member, the riveting member is fixed on the fixing member, and the fixing member is provided with a through groove for fixing the follower.

[0014] By adopting the above technical solution, the riveting part is fixed on the fixing part so that it can move closer to the workpiece to be riveted along the movement trajectory of the follower, thereby realizing the processing of the workpiece to be riveted; the through groove is arranged on the fixing part so that the follower can be conveniently fixed on the fixing part, so that when the driving part is driven, the various components can be driven to move in conjunction, so as to realize the movement of the riveting part in the direction of the workpiece to be riveted.

[0015] Optionally, the riveting part further includes: a fixed block and a riveting knife, the fixed block is fixed on the fixed part, one end of the riveting knife is fixed on the fixed block, and the other end processes the workpiece to be riveted as the follower moves.

[0016] By adopting the above technical solution, one end of the riveting knife is fixed on the fixing member via the fixing block, and can move toward the direction of the workpiece to be riveted as the fixing member moves, so as to realize the processing of the workpiece to be riveted.

[0017] Optionally, the riveting member further includes: an abutment member, which is located above the riveting knife and has one end fixed to the fixed block, and the other end is used to abut the workpiece to be riveted as the follower moves.

[0018] By adopting the above technical solution, the abutment member can be arranged to position and fix the product before the riveting tool processes the workpiece to be riveted.

[0019] Optionally, the riveted component further includes: a second limiting component, one end of which is connected to the abutting component, and the other end of which is connected to the fixing block.

[0020] By adopting the above technical solution, the second limiting member can be used to limit and fix the abutting member.

[0021] Optionally, the abutting member is provided with an oblong hole, and the second limiting member is provided with a through hole corresponding to the oblong hole.

[0022] By adopting the above technical solution, an oblong hole is provided on the abutment member, and a corresponding through hole is provided on the second limiting member, and the two can be fixed by a fixing member such as a screw. In addition, the oblong hole is provided on the abutment member, and the length of the abutment member can be flexibly adjusted based on needs.

[0023] Optionally, the through-groove is an oblong hole structure, wherein the position of the follower in the through-groove can be adjusted based on the position of the workpiece to be riveted.

[0024] By adopting the above technical solution, the through groove is set as an oblong hole structure, which can facilitate the operator to flexibly adjust the position of the follower based on the position of the workpiece to be riveted.

[0025] In summary, the present application includes at least one of the following beneficial technical effects:

[0026] 1. The driving member drives the first longitudinal member, the transverse member, the second longitudinal member and the follower in sequence, and cooperates with the inclined grooves symmetrically arranged on the two second longitudinal members. The follower moves in the inclined groove, so that the two riveting assemblies can move closer to the two sides of the workpiece to be riveted along the movement trajectory of the follower, so as to achieve that the two riveting assemblies are driven by one driving member to process the workpiece to be riveted at the same time. The whole process realizes linked movement, which can ensure that the workpiece to be riveted is evenly stressed during riveting, thereby improving the yield rate of the riveted workpiece.

[0027] 2. The first longitudinal member is arranged to slide in the groove of the first limiting member, so as to limit the position of the first longitudinal member and ensure that the first longitudinal member can drive the transverse member to move along a straight line; buffer members are arranged at both ends of the transverse member, which can abut against the riveting assembly when the transverse member moves, thereby playing a role of buffering and positioning.

[0028] 3. The riveting part is fixed on the fixing part so that it can move closer to the workpiece to be riveted along the movement trajectory of the follower, thereby realizing the processing of the workpiece to be riveted; the through groove is arranged on the fixing part so that the follower can be conveniently fixed on the fixing part, so that when the driving part is driven, the various components can be driven to move in conjunction, thereby realizing the movement of the riveting part toward the workpiece to be riveted. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 A schematic diagram of the three-dimensional structure of a linked riveting mechanism disclosed in an embodiment of the present application;

[0030] Figure 2 for Figure 1 A three-dimensional structural schematic diagram of a linkage assembly in a linkage riveting mechanism shown;

[0031] Figure 3 for Figure 1 A schematic diagram of the structure of a top view of a riveting assembly in a linked riveting mechanism is shown;

[0032] Figure 4 for Figure 1 A schematic diagram of a partial exploded structure of a riveting assembly in a linked riveting mechanism shown;

[0033] Figure 5 for Figure 1 A schematic diagram of a partial exploded structure of a riveting assembly in a linked riveting mechanism is shown.

[0034] Description of reference numerals:

[0035] 10. Machine; 20. Linkage assembly; 21. Driving member; 211. Floating joint; 22. First longitudinal member; 221. First clamping groove; 23. Transverse member; 24. Second longitudinal member; 241. Inclined groove; 242. Second clamping groove; 25. First stop member; 251. Slide groove; 26. Buffer member; 30. Riveting assembly; 31. Follower; 32. Fixing member; 321. Through groove; 33. Riveting member; 331. Fixing block; 332. Riveting knife; 333. Abutting member; 3331. Oblong hole; 334. Second stop member; 3341. Through hole. DETAILED DESCRIPTION

[0036] The following is a further detailed description of this application.

[0037] The present application embodiment discloses a linked riveting mechanism. Figure 1 A linkage riveting mechanism includes: a machine table 10 and a linkage assembly 20 and a riveting assembly 30 arranged on the machine table 10, wherein the linkage assembly 20 is connected to the riveting assembly 30 to realize the processing of the workpiece to be riveted.

[0038] See also Figure 2The linkage assembly 20 includes a driving member 21 and a first longitudinal member 22, a transverse member 23, and a second longitudinal member 24 connected to the driving member 21 in sequence. The linkage of the first longitudinal member 22, the transverse member 23, and the second longitudinal member 24 is achieved by driving the driving member 21. The driving member 21 can be a telescopic cylinder. The first longitudinal member 22 is transversely connected to the transverse member 23. The second longitudinal member 24 is provided with two to connect the two ends of the transverse member 23 respectively, so that the transverse member 23 can simultaneously drive the two second longitudinal members 24 to perform linear motion.

[0039] See also Figure 2 and Figure 3 The riveting assembly 30 is provided with two corresponding second longitudinal members 24, and the workpiece to be riveted is placed between the two riveting assemblies 30. In order to achieve the two riveting assemblies 30 to move closer to the workpiece to be riveted, based on the linkage effect of the driving member 21, symmetrical inclined grooves 241 are provided on the two second longitudinal members 24, and the shape can be as follows: Figure 2 As shown in the figure, driven by the driving member 21, the follower 31 moves in the inclined groove 241 of the second longitudinal member 24. Based on the movement trajectory of the follower 31, it is possible to drive two riveting assemblies 30 to approach the workpiece to be riveted at the same time through one driving member 21 to process it, thereby ensuring that the workpiece to be riveted is subjected to uniform force during riveting, thereby improving the yield rate of the riveted workpiece.

[0040] In order to facilitate the installation of the driving member 21 and the first longitudinal member 22, in this embodiment, the connection method of the driving member 21 and the first longitudinal member 22 can be as follows: Figure 2 As shown in the figure, a floating joint 211 is provided at one end of the driving member 21 connected to the first longitudinal member 22, and a first clamping groove 221 is provided on the first longitudinal member 22 corresponding to the floating joint 211. The floating joint 211 is clamped in the first clamping groove 221 to achieve the connection between the two.

[0041] See also Figure 2 In order to ensure that the first longitudinal member 22 moves in a straight line under the drive of the driving member 21, the linkage assembly 20 also includes a first limit member 25, which is fixed on the machine platform 10 and has a slide groove 251 for the first longitudinal member 22 to slide in a straight line.

[0042] The slide groove 251 and the driving member 21 are arranged on a straight line, which can ensure the linear movement of the first longitudinal member 22 . Meanwhile, the transverse member 23 is located on the first limiting member 25 , and the first limiting member 25 can also support the transverse member 23 .

[0043] See also Figure 2The linkage assembly 20 also includes a buffer member 26, which can play a certain buffering role during the movement of the linkage assembly. The buffer members 26 are two respectively arranged at both ends of the cross member 23, so as to respectively abut against the two riveting assemblies 30 for buffering when the cross member 23 moves.

[0044] An elastic member may be disposed on the abutting end of the buffer member 26 to achieve a better buffering effect, but this is not a limitation.

[0045] See also Figure 2 and Figure 4 In order to facilitate the connection between the two second longitudinal members 24 and the transverse member 23, a second clamping groove 242 is provided on the second longitudinal member 24, and a clamping protrusion (not shown in the figure) is provided at both ends of the transverse member 23 close to the machine 10 corresponding to the second clamping groove 242. By clamping the clamping protrusion in the second clamping groove 242 of the second longitudinal member 24, the connection between the two can be achieved, thereby ensuring the linkage of the two.

[0046] The second engaging groove 242 can be Figure 2 In the shape shown, the engaging protrusion is arranged corresponding to the second engaging groove 242. Of course, this is not limited in this embodiment, as long as the engaging protrusion is adapted to the second engaging groove 242.

[0047] See also Figure 3 and Figure 4 The riveting assembly 30 includes a fixing member 32 and a riveting member 33 . The riveting member 33 is fixed on the fixing member 32 . The fixing member 32 is provided with a through groove 321 for fixing the follower 31 .

[0048] Among them, the shape of the follower 31 can be a circular cylinder, which is fixed to the fixing member 32 through a nut in the through groove 321, so that when the second longitudinal member 24 moves, the follower 31 drives the riveting member 33 toward the workpiece to be riveted along the trajectory of the inclined groove 241 on the second longitudinal member 24.

[0049] See also Figure 3 The shape of the through slot 321 can be an oblong hole 3331 structure, and the position of the follower 31 in the through slot 321 can be flexibly adjusted based on the position of the workpiece to be riveted.

[0050] See also Figure 5 The riveting member 33 also includes: a fixed block 331 and a riveting knife 332. The fixed block 331 is fixed to the fixed member 32 and is used to fix the riveting knife 332. One end of the riveting knife 332 is fixed to the fixed block 331, and the other end follows the movement of the follower 31 to process the workpiece to be riveted. The shape of the riveting knife 332 can be as follows Figure 5 As shown in, it is not limited here.

[0051] Furthermore, the riveting member 33 further includes: an abutment member 333 , which is located above the riveting knife 332 and has one end fixed on the fixing block 331 , and the other end is used to abut against the workpiece to be riveted along with the movement of the follower 31 .

[0052] The abutment member 333 can be set to position and fix the product before the riveting knife 332 processes the riveted workpiece. Figure 4 As shown in, it is not limited here.

[0053] Furthermore, the riveting member 33 further includes: a second limiting member 334, one end of which is connected to the abutting member 333, and the other end of which is connected to the fixing block 331, for limiting and fixing the abutting member 333. The shape of the second limiting member 334 can be as follows: Figure 5 As shown in , a through slot 321 is provided for the abutment member 333 to be inserted into, and then fixed through the screw hole on the second limiting member 334 .

[0054] In order to facilitate the adjustment of the length of the abutment member 333 , an oblong hole 3331 may be provided on the abutment member, corresponding to the through hole 3341 on the second limiting member 334 . The length of the abutment member 333 may be adjusted by adjusting the position of the screw in the oblong hole 3331 .

[0055] In summary, the embodiment of the present application discloses a linked riveting mechanism, which sequentially drives the first longitudinal member 22, the transverse member 23, the second longitudinal member 24 and the follower 31 through the driving member 21, and cooperates with the inclined grooves 241 symmetrically arranged on the two second longitudinal members 24. The follower 31 moves in the inclined grooves 241, so that the two riveting assemblies 30 can move closer to the two sides of the workpiece to be riveted along the movement trajectory of the follower 31 to achieve the processing of the workpiece to be riveted. The whole process realizes linked movement, which can ensure that the workpiece to be riveted is uniformly stressed during riveting, thereby improving the yield rate of the riveted workpiece; the first longitudinal member 22 is arranged to move in the groove of the first limit member 25. The first longitudinal member 22 can be limited by sliding, so as to ensure that the first longitudinal member 22 can drive the transverse member 23 to move along a straight line; buffer members 26 are provided at both ends of the transverse member 23, which can abut against the riveting assembly 30 when the transverse member 23 moves, so as to play a role of buffering and positioning; the riveting member 33 is fixed on the fixing member 32, so that it can move closer to the workpiece to be riveted along the movement trajectory of the follower 31, so as to realize the processing of the workpiece to be riveted; the through groove 321 is provided on the fixing member 32, so that the follower 31 can be conveniently fixed on the fixing member 32, so as to drive various components to move in conjunction when the driving member 21 is driven, so as to realize the driving of the riveting member 33 to move in the direction of the workpiece to be riveted.

[0056] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A linked riveting mechanism, characterized in that: include: Machine (10); A linkage assembly (20) is arranged on the machine platform (10), comprising: a driving member (21), a first longitudinal member (22), a transverse member (23) and a second longitudinal member (24), wherein the driving member (21) is connected to the first longitudinal member (22), the first longitudinal member (22) is transversely connected to the transverse member (23), and two second longitudinal members (24) are provided, which are connected to the two ends of the first longitudinal member (22) respectively, and the two second longitudinal members (24) are symmetrically provided with inclined grooves (241); The riveting assemblies (30) are arranged in two corresponding ones, and a workpiece to be riveted is placed between the two riveting assemblies (30). The riveting assemblies (30) include a follower (31) embedded in the inclined groove (241), wherein when the second longitudinal member (24) moves in a direction away from the driving member (21), the follower (31) brings the riveting assembly (30) closer to the workpiece to be riveted.

2. The linked riveting mechanism according to claim 1, characterized in that: The linkage assembly (20) further comprises: A first limiting member (25) is fixed on the machine platform (10) and is used to abut against the transverse member (23), and the first limiting member (25) is provided with a sliding groove (251) for the first longitudinal member (22) to slide; Buffer members (26) are arranged at both ends of the transverse member (23) and are used to abut against the riveting assembly (30) as the transverse member (23) moves.

3. The linked riveting mechanism according to claim 1, characterized in that: One end of the driving member (21) connected to the first longitudinal member (22) is provided with a floating joint (211), and the first longitudinal member (22) is provided with a first clamping groove (221) corresponding to the floating joint (211).

4. The linked riveting mechanism according to claim 1, characterized in that: The second longitudinal member (24) is provided with a second clamping groove (242), and the two ends of the transverse member (23) close to the machine platform (10) correspond to the second clamping groove (242) and are provided with clamping protrusions.

5. The linked riveting mechanism according to claim 1, characterized in that: The riveting assembly (30) further comprises: a fixing member (32) and a riveting member (33); the riveting member (33) is fixed to the fixing member (32); and the fixing member (32) is provided with a through groove (321) for fixing the follower (31).

6. The linked riveting mechanism according to claim 5, characterized in that: The riveting piece (33) comprises: a fixed block (331) and a riveting knife (332), wherein the fixed block (331) is fixed to the fixed piece (32), one end of the riveting knife (332) is fixed to the fixed block (331), and the other end processes the workpiece to be riveted as the follower (31) moves.

7. The linked riveting mechanism according to claim 6, characterized in that: The riveting member (33) further comprises: an abutment member (333) located above the riveting knife (332) and having one end fixed to the fixed block (331), and the other end used to abut against the workpiece to be riveted as the follower (31) moves.

8. The linked riveting mechanism according to claim 7, characterized in that: The riveting piece (33) further comprises: a second limiting piece (334), one end of which is connected to the abutting piece (333) and the other end of which is connected to the fixing block (331).

9. The linked riveting mechanism according to claim 8, characterized in that: The abutting member (333) is provided with an oblong hole (3331), and the second limiting member (334) is provided with a through hole (3341) corresponding to the oblong hole (3331).

10. The linked riveting mechanism according to claim 5, characterized in that: The through-groove (321) is an oblong hole (3331) structure, wherein the position of the follower (31) in the through-groove (321) can be adjusted based on the position of the workpiece to be riveted.

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