Riveting machine with automatic feeding function

Abstract

The utility model discloses an automatic feeding riveting machine, which belongs to the technical field of riveting machines and comprises a riveting machine body, and a rivet feeding component for feeding rivets is mounted on the riveting machine body. The riveting machine body is provided with a workpiece feeding assembly used for feeding workpieces. The workpiece feeding assembly comprises a feeding assembly and a pushing assembly, and a moving assembly is installed on the riveting machine body. By means of the mode, automatic feeding of workpieces can be achieved, the workpieces do not need to be manually placed on the connecting blocks, and manpower and time are saved; when the rivet moves upwards, the upper end of the rivet is directly embedded into a central round hole of the workpiece, and the dislocation phenomenon is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of riveting machines, in particular to an automatic feeding riveting machine. Background Art

[0002] A riveting machine is a device used to connect metal parts together. During the riveting process, rivets or rivet nuts are inserted into pre-drilled holes, and then pressure is applied by the riveting machine to deform the rivets and fix them to the connected metal parts, thereby achieving the purpose of connection.

[0003] Chinese patent CN212397974U discloses a riveting machine, which includes a fixed frame, a platform arranged on the fixed frame and used to place the parts to be riveted, a pressing assembly arranged on the fixed frame movably and used to press down the rivet, and a cylinder arranged directly below the platform.

[0004] However, this patent cannot realize automatic loading of the parts to be riveted. During riveting, the parts to be riveted need to be placed on the platform manually, and then the riveting is performed, which wastes manpower and time.

[0005] Based on this, the utility model designs an automatic feeding riveting machine to solve the above problems. Utility Model Content

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides a riveting machine with automatic feeding.

[0007] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] An automatic feeding riveting machine comprises a riveting machine body;

[0009] A rivet feeding assembly for feeding rivets is installed on the riveting machine body;

[0010] A workpiece loading assembly for loading the workpiece is installed on the riveting machine body;

[0011] The workpiece feeding assembly comprises a feeding assembly and a pushing assembly, both of which are connected to the riveting machine body, and the pushing assembly is connected to the moving assembly;

[0012] A moving assembly is installed on the riveting machine body.

[0013] Furthermore, the rivet feeding assembly includes a third cylinder, a feeding rail, a rivet pushing rail, a pushing plate and a connecting groove. The third cylinder is fixedly connected to the rear end of the riveting machine main body frame, and the rivet pushing rail is fixedly connected to the middle of the top of the riveting machine main body forming part. The pushing plate is embedded in the pushing groove of the rivet pushing rail and is slidably connected to the rivet pushing rail. The output end of the third cylinder is fixedly connected to the rear end of the pushing plate, and a connecting groove is provided on the pushing plate. The feeding rail is fixedly connected to the left side of the riveting machine main body forming part, and the right end of the feeding rail is fixedly connected to the rivet pushing rail, and the feeding groove of the feeding rail is connected to the connecting groove.

[0014] Furthermore, the left end of the feeding rail is connected to an output end of an external vibration plate.

[0015] Furthermore, the feeding assembly includes a feeding pipe, a first cylinder, a slider, a first fixed block, a first L-shaped plate, a second L-shaped plate, a slide groove, a mounting plate and a second fixed block. The lower end of the feeding pipe passes through a circular hole on the mounting plate and is fixedly connected to the mounting plate. The output end of the first cylinder is fixedly connected to the slider, the slider is slidably connected to the lower end of the mounting plate, the front end of the slider is fixedly connected to the first fixed block and the second fixed block, the first fixed block is located behind the mounting plate, the second fixed block is located in front of the mounting plate, the second fixed block is fixedly connected to the second L-shaped plate, the first fixed block is fixedly connected to the first L-shaped plate, and two slide grooves are provided on the feeding pipe, the slide grooves are slidably connected to the first L-shaped plate and the second L-shaped plate respectively, and the top height of the first L-shaped plate is higher than the top height of the second L-shaped plate.

[0016] Furthermore, the mounting plate is fixedly connected to the right end of the main frame of the riveting machine, and the first cylinder is fixedly connected to the rear end of the main frame of the riveting machine.

[0017] Furthermore, the pushing assembly includes a second cylinder, a workpiece pushing rail and a pushing block. The workpiece pushing rail is fixedly connected to the front end of the forming part of the riveting machine body, the left end of the workpiece pushing rail is connected to the moving assembly, the right end of the workpiece pushing rail is fixedly connected to the second cylinder, the output end of the second cylinder is fixedly connected to the pushing block, the pushing block is fitted and slidably connected to the workpiece pushing rail, and the workpiece pushing rail is located directly below the loading pipe.

[0018] Furthermore, the moving assembly includes a motor, a fixed plate, a linear guide, a moving part, a connecting rod, a roller, a spring, a connecting block, a circular groove, a positioning groove, a stopper and a threaded rod. The left and right sides of the lower end of the bracket of the riveting machine body are fixedly connected with fixed plates, the inner end of the fixed plate is rotatably connected with the threaded rod, the left end of the left fixed plate is fixedly connected with the motor, the output end of the motor is fixedly connected with the threaded rod, the guide rail of the linear guide is fixedly connected to the lower end of the bracket of the riveting machine body, the upper end of the slider of the linear guide is fixedly connected with a moving part, the moving part is threadedly connected to the threaded rod, and the connecting block is fixedly connected to the riveting At the front end of the nail pushing rail, a circular groove is provided on the connecting block, the upper end of the connecting rod is embedded in the circular groove and slidably connected to the circular groove, a positioning groove is provided on the upper end of the connecting rod, and the lower end of the connecting rod is rotatably connected to a roller, the roller is rollingly connected to the moving part, a spring is sleeved on the connecting rod, and the two ends of the spring are respectively fixedly connected to the connecting block and the connecting rod, a stopper is fixedly connected to the left end of the connecting block, and the moving part includes a left horizontal section, a middle inclined section and a right horizontal section connected in sequence, and the connection between the left horizontal section and the right horizontal section and the middle inclined section adopts an arc transition connection, and the height of the right horizontal section is higher than that of the left horizontal section.

[0019] Furthermore, the right end of the connecting block is fixedly connected to the workpiece pushing rail.

[0020] The utility model has the following technical effects:

[0021] When the utility model is feeding the rivet, the external vibration plate moves the rivet into the feeding rail of the rivet feeding assembly, and the vibration plate continuously feeds and drives the rivet to move rightward in the feeding rail into the connecting groove, and the third cylinder drives the push plate to move forward along the rivet pushing rail, and the rivet pushing rail drives the rivet to move forward under the limiting action of the connecting groove until the rivet is moved to the riveting position of the moving assembly, thereby completing the rivet feeding;

[0022] When the workpiece is loaded, the first cylinder drives the slider to move forward, the slider drives the first fixed block and the second fixed block to move forward, the first fixed block drives the first L-shaped plate to move forward and insert into the upper slide groove, so as to separate a workpiece in the loading tube from the other workpieces, and at the same time, the second fixed block drives the second L-shaped plate to move forward and disengage from the lower slide groove, and the separated workpiece falls from the loading tube into the workpiece pushing rail below due to gravity, and the workpieces are unloaded one by one through the cooperation of the first L-shaped plate and the second L-shaped plate. After unloading is completed, the first cylinder drives the second L-shaped plate to move forward and insert into the upper slide groove, so as to separate a workpiece in the loading tube from the other workpieces. The movable slider moves backward, and the slider drives the first fixed block and the second fixed block to move backward. The first fixed block drives the first L-shaped plate to move backward and disengage from the upper slide slot. At the same time, the second fixed block drives the second L-shaped plate to move forward and insert into the lower slide slot. The workpiece in the feeding tube falls on the second L-shaped plate under the action of gravity, preparing for the next feeding. Then the second cylinder drives the push block to move left in the workpiece pushing rail, and the push block drives the workpiece to move left until the left end of the workpiece hits the stop block. The workpiece is limited under the joint action of the stop block and the push block.

[0023] The utility model can realize automatic loading of workpieces, and does not need to manually place the workpieces on the connecting blocks, thus saving manpower and time;

[0024] During riveting, the third cylinder drives the rivet to move onto the connecting block and falls into the positioning groove due to gravity. At this time, the spring is in a compressed state, and the motor drives the threaded rod to rotate. The threaded rod drives the moving part to move rightward under the guiding action of the linear guide rail, and the connecting rod slides downward along the circular groove under the elastic action of the spring, and the connecting rod drives the roller to move downward. At the same time, the roller rolls along the upper end of the moving part, and the connecting rod drives the positioning groove and the rivet to move downward until the upper end of the rivet is flush with the upper end of the connecting block, and then the workpiece is loaded, and the workpiece is limited under the joint action of the stopper and the pusher block, and the motor drives the threaded rod to rotate, and the threaded rod drives the moving part to move leftward under the guiding action of the linear guide rail, and the roller rolls along the upper end of the moving part, thereby driving the roller to move upward, and the roller drives the connecting rod to slide upward along the circular groove to compress the spring, and the connecting rod drives the positioning groove and the rivet to move upward and reset, and then the riveting end of the riveting machine body moves downward to rivet the workpiece and the rivet.

[0025] The stopper and the pusher block of the utility model limit the position of the workpiece, and when the rivet moves upward, the upper end of the rivet is directly embedded in the central circular hole of the workpiece without misalignment. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0027] Figure 1 A three-dimensional diagram of an automatic feeding riveting machine of the utility model Figure 1 ;

[0028] Figure 2 This is a front view of an automatic feeding riveting machine of the utility model;

[0029] Figure 3 A three-dimensional diagram of an automatic feeding riveting machine of the utility model Figure 2 ;

[0030] Figure 4 A three-dimensional diagram of an automatic feeding riveting machine of the utility model Figure 3 ;

[0031] Figure 5 A three-dimensional diagram of an automatic feeding riveting machine of the utility model Figure 4 ;

[0032] Figure 6 For along Figure 2 AA direction cross-sectional view;

[0033] Figure 7 for Figure 4 The enlarged view of point B in the middle;

[0034] Figure 8 for Figure 6 Enlarged view of point C in the middle.

[0035] The numbers in the figure represent:

[0036] 1. Riveting machine body; 2. Moving assembly; 21. Motor; 22. Fixed plate; 23. Linear guide; 24. Moving part; 25. Connecting rod; 26. Roller; 27. Spring; 28. Connecting block; 29. ​​Round groove; 210. Positioning groove; 211. Stopper; 212. Threaded rod; 3. Workpiece feeding assembly; 31. Feeding assembly; 311. Feeding pipe; 312. First cylinder; 313. Sliding block; 3 14. First fixed block; 315. First L-shaped plate; 316. Second L-shaped plate; 317. Slide groove; 318. Mounting plate; 319. Second fixed block; 32. Pushing assembly; 321. Second cylinder; 322. Workpiece pushing rail; 323. Pushing block; 4. Rivet loading assembly; 41. Third cylinder; 42. Loading rail; 43. Rivet pushing rail; 44. Pushing plate; 45. Connecting groove; 5. Workpiece. DETAILED DESCRIPTION

[0037] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment 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.

[0038] The utility model is further described below in conjunction with embodiments.

[0039] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0040] In some embodiments, please refer to the attached instructions. Figure 1-8 , an automatic feeding riveting machine, comprising a riveting machine body 1;

[0041] The riveting machine body 1 is provided with a rivet feeding assembly 4 for feeding rivets;

[0042] The riveting machine body 1 is provided with a workpiece loading assembly 3 for loading the workpiece 5;

[0043] The workpiece feeding assembly 3 includes a feeding assembly 31 and a pushing assembly 32, both of which are connected to the riveting machine body 1, and the pushing assembly 32 is connected to the moving assembly 2;

[0044] A moving component 2 is installed on the riveting machine body 1 .

[0045] The rivet feeding assembly 4 feeds the rivet and moves the rivet to the riveting position of the moving assembly 2. The moving assembly 2 drives the rivet to move downward. The feeding assembly 31 and the pushing assembly 32 realize the loading of the workpiece 5 and move the workpiece 5 to the riveting position of the moving assembly 2. The moving assembly 2 drives the rivet to move upward so that the upper end of the rivet is embedded in the central circular hole of the workpiece 5. The riveting end of the riveting machine body 1 presses down to rivet the workpiece 5 and the rivet.

[0046] The rivet feeding assembly 4 includes a third cylinder 41, a feeding rail 42, a rivet pushing rail 43, a pushing plate 44 and a connecting groove 45. The third cylinder 41 is fixedly connected to the rear end of the frame of the riveting machine body 1. The rivet pushing rail 43 is fixedly connected to the middle of the top of the forming part of the riveting machine body 1. The pushing plate 44 is embedded in the pushing groove of the rivet pushing rail 43 and is slidably connected to the rivet pushing rail 43. The output end of the third cylinder 41 is fixedly connected to the rear end of the pushing plate 44. The pushing plate 44 is provided with a connecting groove 45. The feeding rail 42 is fixedly connected to the left side of the forming part of the riveting machine body 1. The right end of the feeding rail 42 is fixedly connected to the rivet pushing rail 43, and the feeding groove of the feeding rail 42 is connected to the connecting groove 45.

[0047] The left end of the feeding rail 42 is connected to the output end of the external vibration plate.

[0048] When rivets are fed, the external vibration plate moves the rivets into the feeding rail 42 of the rivet feeding assembly 4, and the vibration plate continues to feed and drives the rivets to move rightward in the feeding rail 42 into the connecting groove 45, and the third cylinder 41 drives the push plate 44 to move forward along the rivet pushing rail 43, and the rivet pushing rail 43 drives the rivet to move forward under the limiting action of the connecting groove 45 until the rivet is moved to the riveting position of the moving assembly 2, thereby completing the rivet feeding;

[0049] The feeding assembly 31 includes a feeding tube 311, a first cylinder 312, a slider 313, a first fixed block 314, a first L-shaped plate 315, a second L-shaped plate 316, a slide groove 317, a mounting plate 318 and a second fixed block 319. The lower end of the feeding tube 311 passes through a circular hole on the mounting plate 318 and is fixedly connected to the mounting plate 318. The output end of the first cylinder 312 is fixedly connected to the slider 313, and the slider 313 is slidably connected to the lower end of the mounting plate 318. The front end of the slider 313 is fixedly connected to the first fixed block 314 and a second fixed block 319, the first fixed block 314 is located behind the mounting plate 318, the second fixed block 319 is located in front of the mounting plate 318, the second fixed block 319 is fixedly connected with the second L-shaped plate 316, the first fixed block 314 is fixedly connected with the first L-shaped plate 315, the feeding tube 311 is provided with two sliding grooves 317, the sliding grooves 317 are respectively slidably connected with the first L-shaped plate 315 and the second L-shaped plate 316, and the top height of the first L-shaped plate 315 is higher than the top height of the second L-shaped plate 316.

[0050] The mounting plate 318 is fixedly connected to the right end of the frame of the riveting machine body 1 , and the first cylinder 312 is fixedly connected to the rear end of the frame of the riveting machine body 1 .

[0051] The pushing assembly 32 includes a second cylinder 321, a workpiece pushing rail 322 and a pushing block 323. The workpiece pushing rail 322 is fixedly connected to the front end of the forming part of the riveting machine body 1. The left end of the workpiece pushing rail 322 is connected to the moving assembly 2. The right end of the workpiece pushing rail 322 is fixedly connected to the second cylinder 321. The output end of the second cylinder 321 is fixedly connected to the pushing block 323. The pushing block 323 is slidably connected to the workpiece pushing rail 322. The workpiece pushing rail 322 is located directly below the loading tube 311.

[0052] When the workpiece 5 is loaded, the first cylinder 312 drives the slide block 313 to move forward, the slide block 313 drives the first fixed block 314 and the second fixed block 319 to move forward, the first fixed block 314 drives the first L-shaped plate 315 to move forward and insert into the upper slide groove 317, so as to separate a workpiece 5 in the loading tube 311 from the other workpieces 5, and at the same time, the second fixed block 319 drives the second L-shaped plate 316 to move forward and disengage from the lower slide groove 317, and the separated workpiece 5 falls from the loading tube 311 into the workpiece pushing rail 322 below due to gravity, and the workpieces 5 are unloaded one by one through the cooperation of the first L-shaped plate 315 and the second L-shaped plate 316. After unloading is completed, the first cylinder 312 drives the slide block 31 3 moves backward, the slider 313 drives the first fixed block 314 and the second fixed block 319 to move backward, the first fixed block 314 drives the first L-shaped plate 315 to move backward and disengage from the upper slide groove 317, and at the same time, the second fixed block 319 drives the second L-shaped plate 316 to move forward and insert into the lower slide groove 317, and the workpiece 5 in the feeding tube 311 falls on the second L-shaped plate 316 under the action of gravity, preparing for the next feeding, and then the second cylinder 321 drives the push block 323 to move leftward in the workpiece pushing rail 322, and the push block 323 drives the workpiece 5 to move leftward until the left end of the workpiece 5 abuts against the stopper 211, and the workpiece 5 is limited under the joint action of the stopper 211 and the push block 323;

[0053] The utility model can realize automatic loading of the workpiece 5, and does not need to manually place the workpiece 5 on the connecting block 28, thus saving manpower and time;

[0054] The moving assembly 2 includes a motor 21, a fixed plate 22, a linear guide 23, a moving part 24, a connecting rod 25, a roller 26, a spring 27, a connecting block 28, a circular groove 29, a positioning groove 210, a stopper 211 and a threaded rod 212. The left and right sides of the lower end of the bracket of the riveting machine body 1 are fixedly connected with the fixed plate 22, the inner end of the fixed plate 22 is rotatably connected with the threaded rod 212, the left end of the left fixed plate 22 is fixedly connected with the motor 21, the output end of the motor 21 is fixedly connected with the threaded rod 212, the guide rail of the linear guide 23 is fixedly connected to the lower end of the bracket of the riveting machine body 1, and the slider of the linear guide 23 A moving part 24 is fixedly connected to the upper end, and the moving part 24 is threadedly connected to the threaded rod 212. The connecting block 28 is fixedly connected to the front end of the rivet pushing rail 43. A circular groove 29 is provided on the connecting block 28. The upper end of the connecting rod 25 is embedded in the circular groove 29 and is slidably connected to the circular groove 29. A positioning groove 210 is provided at the upper end of the connecting rod 25. The lower end of the connecting rod 25 is rotatably connected to the roller 26, and the roller 26 is rollingly connected to the moving part 24. A spring 27 is sleeved on the connecting rod 25, and both ends of the spring 27 are fixedly connected to the connecting block 28 and the connecting rod 25 respectively. A stopper 211 is fixedly connected to the left end of the connecting block 28.

[0055] The moving member 24 includes a left horizontal section, a middle inclined section and a right horizontal section which are connected in sequence. The connection between the left horizontal section and the right horizontal section and the middle inclined section is connected by an arc transition. The height of the right horizontal section is higher than that of the left horizontal section.

[0056] The right end of the connecting block 28 is fixedly connected to the workpiece pushing rail 322 .

[0057] During riveting, the third cylinder 41 drives the rivet to move onto the connecting block 28, and falls into the positioning groove 210 due to gravity. At this time, the spring 27 is in a compressed state, and the motor 21 drives the threaded rod 212 to rotate. The threaded rod 212 drives the moving part 24 to move to the right under the guidance of the linear guide 23. The connecting rod 25 slides downward along the circular groove 29 under the elastic action of the spring 27. The connecting rod 25 drives the roller 26 to move downward. At the same time, the roller 26 rolls along the upper end of the moving part 24. The connecting rod 25 drives the positioning groove 210 and the rivet to move downward until the upper end of the rivet is aligned with the upper end of the connecting block 28. The workpiece 5 is flushed, and then the workpiece 5 is loaded, and the workpiece 5 is limited under the joint action of the stopper 211 and the pusher block 323, the motor 21 drives the threaded rod 212 to rotate, the threaded rod 212 drives the moving part 24 to move leftward under the guidance of the linear guide rail 23, the roller 26 rolls along the upper end of the moving part 24, thereby driving the roller 26 to move upward, the roller 26 drives the connecting rod 25 to slide upward along the circular groove 29 to compress the spring 27, the connecting rod 25 drives the positioning groove 210 and the rivet to move upward and reset, and then the riveting end of the riveting machine body 1 moves downward to rivet the workpiece 5 and the rivet;

[0058] The stopper 211 and the pusher block 323 of the utility model limit the position of the workpiece 5. When the rivet moves upward, the upper end of the rivet is directly embedded in the central circular hole of the workpiece 5 without misalignment.

[0059] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention 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 may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A riveting machine with automatic feeding, comprising a riveting machine body (1), characterized in that: The riveting machine body (1) is provided with a rivet feeding assembly (4) for feeding rivets; The riveting machine body (1) is provided with a workpiece loading assembly (3) for loading the workpiece (5); The workpiece loading assembly (3) comprises a loading assembly (31) and a pushing assembly (32), wherein the loading assembly (31) and the pushing assembly (32) are both connected to the riveting machine body (1), and the pushing assembly (32) is connected to the moving assembly (2); A moving component (2) is installed on the riveting machine body (1).

2. The automatic feeding riveting machine according to claim 1, characterized in that: The rivet feeding assembly (4) comprises a third cylinder (41), a feeding rail (42), a rivet pushing rail (43), a pushing plate (44) and a connecting groove (45); the third cylinder (41) is fixedly connected to the rear end of the frame of the riveting machine body (1); the rivet pushing rail (43) is fixedly connected to the middle of the top of the forming part of the riveting machine body (1); the pushing plate (44) is embedded in the pushing groove of the rivet pushing rail (43) and is slidably connected to the rivet pushing rail (43); the output end of the third cylinder (41) is fixedly connected to the rear end of the pushing plate (44); the pushing plate (44) is provided with a connecting groove (45); the feeding rail (42) is fixedly connected to the left side of the forming part of the riveting machine body (1); the right end of the feeding rail (42) is fixedly connected to the rivet pushing rail (43); and the feeding groove of the feeding rail (42) is connected to the connecting groove (45).

3. The automatic feeding riveting machine according to claim 2, characterized in that: The left end of the feeding rail (42) is connected to the output end of the external vibration plate.

4. The automatic feeding riveting machine according to claim 3, characterized in that: The feeding assembly (31) comprises a feeding pipe (311), a first cylinder (312), a slider (313), a first fixed block (314), a first L-shaped plate (315), a second L-shaped plate (316), a slide groove (317), a mounting plate (318) and a second fixed block (319); the lower end of the feeding pipe (311) passes through a circular hole on the mounting plate (318) and is fixedly connected to the mounting plate (318); the output end of the first cylinder (312) is fixedly connected to the slider (313); the slider (313) is slidably connected to the lower end of the mounting plate (318); the front end of the slider (313) is fixedly connected to the first fixed block (319); The first fixing block (314) and the second fixing block (319) are respectively provided, wherein the first fixing block (314) is located behind the mounting plate (318), and the second fixing block (319) is located in front of the mounting plate (318). The second fixing block (319) is fixedly connected with the second L-shaped plate (316), and the first fixing block (314) is fixedly connected with the first L-shaped plate (315). The feeding tube (311) is provided with two sliding grooves (317), and the sliding grooves (317) are respectively slidably connected with the first L-shaped plate (315) and the second L-shaped plate (316). The top height of the first L-shaped plate (315) is higher than the top height of the second L-shaped plate (316).

5. The automatic feeding riveting machine according to claim 4, characterized in that: The mounting plate (318) is fixedly connected to the right end of the frame of the riveting machine body (1), and the first cylinder (312) is fixedly connected to the rear end of the frame of the riveting machine body (1).

6. The automatic loading riveting machine according to claim 5, characterized in that: The pusher assembly (32) comprises a second cylinder (321), a workpiece pusher rail (322) and a pusher block (323); the workpiece pusher rail (322) is fixedly connected to the front end of the forming part of the riveting machine body (1); the left end of the workpiece pusher rail (322) is connected to the moving assembly (2); the right end of the workpiece pusher rail (322) is fixedly connected to the second cylinder (321); the output end of the second cylinder (321) is fixedly connected to the pusher block (323); the pusher block (323) is slidably connected to the workpiece pusher rail (322); and the workpiece pusher rail (322) is located directly below the loading tube (311).

7. The automatic loading riveting machine according to claim 6, characterized in that: The moving assembly (2) comprises a motor (21), a fixed plate (22), a linear guide rail (23), a moving part (24), a connecting rod (25), a roller (26), a spring (27), a connecting block (28), a circular groove (29), a positioning groove (210), a stopper (211) and a threaded rod (212). The left and right sides of the lower end of the bracket of the riveting machine body (1) are fixedly connected with the fixed plate (22). The inner end of the fixed plate (22) is rotatably connected with the threaded rod (212). The left end of the left fixed plate (22) is fixedly connected with the motor (21). The output end of the motor (21) is fixedly connected with the threaded rod (212). The guide rail of the linear guide rail (23) is fixedly connected to the lower end of the bracket of the riveting machine body (1). The upper end of the slider of the linear guide rail (23) is fixedly connected with the moving part (24). The moving part (24) is threadedly connected with the threaded rod (212). The connecting block (28) is fixedly connected to the front end of the rivet push rail (43), the connecting block (28) is provided with a circular groove (29), the upper end of the connecting rod (25) is embedded in the circular groove (29) and is slidably connected to the circular groove (29), the upper end of the connecting rod (25) is provided with a positioning groove (210), the lower end of the connecting rod (25) is rotatably connected to a roller (26), the roller (26) is rollingly connected to the moving member (24), the spring (27) is sleeved on the connecting rod (25), the two ends of the spring (27) are respectively fixedly connected to the connecting block (28) and the connecting rod (25), the left end of the connecting block (28) is fixedly connected to a stopper (211), the moving member (24) comprises a left horizontal section, a middle inclined section and a right horizontal section connected in sequence, the connection between the left horizontal section and the right horizontal section and the middle inclined section is connected by an arc transition, and the height of the right horizontal section is higher than that of the left horizontal section.

8. The automatic loading riveting machine according to claim 7, characterized in that: The right end of the connecting block (28) is fixedly connected to the workpiece pushing rail (322).

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