Rivet mounting mechanism

Abstract

The utility model provides a rivet mounting mechanism, and belongs to the technical field of mechanical assembly. The mechanism comprises a feeding assembly, a mounting assembly and a material table. The feeding assembly comprises a clamping nozzle, a guide plate and a supporting frame, the clamping nozzle is arranged on the guide plate, the guide plate is slidably connected to the supporting frame, a discharging opening of the clamping nozzle is aligned to the mounting hole, a feeding opening is formed in the side face of the clamping nozzle and communicates with the discharging opening, and the guide plate slides on the supporting frame in the axial direction of the mounting hole; the mounting assembly comprises a first driving device and a transmission block, the output end of the first driving device is fixedly connected with the transmission block, and the end, away from the first driving device, of the transmission block is in transmission connection with the rivet; a boss used for positioning a to-be-connected piece is arranged on the material table, the shape of the boss is matched with that of the to-be-connected piece, a riveting groove is formed in the position, aligned with the mounting hole, of the material table, and the end of the rivet can deform in the riveting groove. According to the rivet mounting mechanism, rivets can be efficiently and accurately mounted, the assembling efficiency can be improved, and manpower resources are saved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical assembly, in particular to a rivet installation mechanism. Background Art

[0002] A rivet is a nail-shaped object used to connect two parts (or components) with a through hole and a cap at one end. In riveting, the riveted parts are connected by their own deformation or interference.

[0003] Rivets, as a common fastener, are an important component for riveting parts to ensure the stability of the structure without affecting the use, and are used in the assembly and connection of various products. In the prior art, the installation and positioning of rivets are inaccurate, which is prone to errors and omissions. However, manual installation of rivets is labor-intensive, inefficient, and costly. Therefore, designing a device that can efficiently and accurately install rivets is conducive to improving the efficiency of mechanical assembly and saving human resources. Utility Model Content

[0004] The utility model aims to provide a rivet installation mechanism, which can install rivets efficiently and accurately, thereby improving assembly efficiency and saving human resources.

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

[0006] The utility model provides a rivet installation mechanism, comprising:

[0007] Material table, used to place the parts to be connected;

[0008] A feeding assembly, used for conveying rivets to the mounting holes of the parts to be connected;

[0009] The mounting assembly is used to drive rivets into mounting holes and rivet together with the parts to be connected.

[0010] Furthermore, the feeding assembly includes a nozzle, a guide plate and a support frame. The nozzle is arranged on the guide plate, and the guide plate is slidably connected to the support frame. The outlet of the nozzle is aligned with the mounting hole. A feed port is provided on the side of the nozzle, and the feed port and the outlet are connected. The guide plate slides on the support frame along the axial direction of the mounting hole.

[0011] Furthermore, the installation assembly includes a first driving device and a transmission block, the output end of the first driving device is fixedly connected to the transmission block, and one end of the transmission block away from the first driving device is transmission-connected to the rivet.

[0012] Furthermore, a boss for positioning the parts to be connected is provided on the material table, and the shape of the boss matches the shape of the parts to be connected.

[0013] Furthermore, a rivet groove is provided on the material table at a position aligned with the mounting hole, and the end of the rivet can be deformed in the rivet groove to achieve riveting between the part to be connected and the rivet.

[0014] Furthermore, a guide groove is provided on the material table, a guide rod is slidably connected in the guide groove, the end face of the guide rod is aligned with the center of the mounting hole, the diameter of the guide rod is smaller than the diameter of the mounting hole, and a first elastic member is provided between the guide groove and the guide rod.

[0015] Furthermore, a clamping assembly for clamping the parts to be connected is provided on the guide plate. The clamping assembly includes a pressing head and a second elastic member. The pressing head is slidably connected to the guide plate, and the second elastic member is arranged between the pressing head and the guide plate.

[0016] Furthermore, a second driving device is arranged below the material table, and the second driving device is transmission-connected to the bottom of the guide rod.

[0017] Furthermore, a plurality of material platforms are provided, and the material platforms are evenly distributed on the conveying component, and the conveying component is used to transport the material platforms to the feeding component.

[0018] Furthermore, the transmission assembly includes a turntable, and the turntable is transmission-connected to a third driving device.

[0019] Compared with the prior art, the beneficial effects of the utility model are:

[0020] Ability to install rivets efficiently and accurately, which is beneficial to improving assembly efficiency and saving human resources;

[0021] The rivet installation mechanism provided by the utility model conveys the rivet to the installation hole of the part to be connected through the clamping nozzle and the guide plate, and the rivet is conveniently added through the feeding port provided on the side of the clamping nozzle. The clamping nozzle is slidably connected through the guide plate and the support frame to keep the clamping nozzle away from the material table, which is convenient for replacing the part to be connected; the transmission block is driven by the first driving device to drive the rivet into the installation hole so that the rivet and the part to be connected are riveted together; the positioning of the part to be connected is facilitated by the setting of the boss; the deformation of the rivet end after the rivet is driven into the installation hole is controlled by the riveting groove to complete the riveting between the part to be connected and the rivet; the guide rod passes through the installation hole and abuts against the end of the rivet, so that the rivet follows the guide rod to retreat when inserted, is quickly and accurately inserted into the installation hole, and is riveted with the part to be connected; the clamping assembly is set to fix the part to be connected in a direction perpendicular to the part to be connected; and the efficiency of riveting the part to be connected and the rivet is improved by transporting multiple material tables to the feeding assembly through the conveying assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 A schematic diagram of the three-dimensional structure of a rivet installation mechanism provided in an embodiment of the utility model;

[0023] Figure 2 for Figure 1 Structural diagram of the middle support frame and the material table;

[0024] Figure 3 for Figure 1 Cross-sectional view of the guide rod inside the middle material table.

[0025] The markings in the accompanying drawings are: 1. parts to be connected; 2. rivets; 3. nozzles; 4. guide plates; 5. support frames; 6. first driving devices; 7. transmission blocks; 8. bosses; 9. riveting grooves; 10. guide rods; 11. first elastic parts; 12. pressure heads; 13. second elastic parts; 14. second driving devices; 15. material tables; 16. turntables. DETAILED DESCRIPTION

[0026] The technical solution of the present application is further described in detail below in conjunction with specific implementation methods.

[0027] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and should not be construed as limitations on the present application. In the absence of conflict, the embodiments of the present application and the technical features in the embodiments may be combined with each other.

[0028] This embodiment provides a rivet installation mechanism, such as Figure 1-3 As shown, it includes: a material table 15 for placing the parts to be connected 1;

[0029] A feeding assembly, used for conveying the rivet 2 to the mounting hole of the part 1 to be connected;

[0030] The mounting assembly is used to drive the rivet 2 into the mounting hole and rivet it to the part 1 to be connected.

[0031] In this embodiment, Figure 1-3 As shown, the feeding assembly includes a nozzle 3, a guide plate 4 and a support frame 5. The nozzle 3 is fixedly connected to the guide plate 4, and the guide plate 4 is slidably connected to the support frame 5 through a guide rail and a slider. The discharge port of the nozzle 3 is aligned with the mounting hole. A feed port is obliquely provided on the side of the nozzle 3, and the feed port and the discharge port are connected. Rivets 2 can be added to the feed port manually, or by a feeding device external to the feed port. A fourth driving device is installed on the support frame 5. Driven by the fourth driving device, the guide plate 4 slides up and down on the support frame 5 along the axial direction of the mounting hole. In this embodiment, an insertion port can be opened at the top of the nozzle 3, and the insertion port is connected to the discharge port for transmission connection between the installation assembly and the rivet 2 in the nozzle 3. The rivet 2 is pushed out of the discharge port of the nozzle 3 and inserted into the mounting hole to complete the riveting.

[0032] In this embodiment, Figure 2-3 As shown, the installation assembly includes a first drive device 6 and a transmission block 7. The output end of the first drive device 6 is fixedly connected to the transmission block 7. The end of the transmission block 7 away from the first drive device 6 is transmission-connected to the rivet 2. The transmission block 7 is rod-shaped. The first drive device 6 adopts a cylinder to control costs.

[0033] In this embodiment, Figure 1 As shown, a boss 8 for positioning the part to be connected 1 is provided on the material table 15. The shape of the boss 8 matches the shape of the part to be connected, and while positioning the part to be connected 1, it limits the horizontal displacement of the part to be connected 1.

[0034] In this embodiment, Figure 1-3 As shown, a rivet groove 9 is provided on the material table 15 at a position aligned with the mounting hole, and the end of the rivet 2 can be deformed in the rivet groove 9 to realize riveting between the part to be connected 1 and the rivet 2. The rivet groove 9 is a groove with an arc-shaped cross-section. A guide groove is provided on the material table 15, and a guide rod 10 is slidably connected in the guide groove. The end face of the guide rod 10 is aligned with the center of the mounting hole, and the diameter of the guide rod 10 is smaller than the diameter of the mounting hole. The bottom of the rivet groove 9 is connected to the guide groove, and a first elastic member 11 is provided between the guide groove and the guide rod 10. The first elastic member 11 adopts a spring. In this embodiment, the first elastic member 11 is sleeved on the guide rod 10, and one end of the first elastic member 11 is connected to the upper end of the groove. The other end of the first elastic member 11 is connected to the bottom of the guide rod 10. A second driving device 14 is arranged under the material table 15. The second driving device 14 is connected to the bottom of the guide rod 10 in a transmission manner, so that the guide rod 10 extends out of the guide groove for guiding. The second driving device 14 adopts a cylinder. The first elastic member 11 resets the guide rod 10 after the guiding is completed. In this embodiment, the first elastic member 11 can also be connected to the lower end of the guide groove at one end and the bottom of the guide rod 10 at the other end. At the initial moment, the first elastic member 11 pushes the guide rod 10 out of the guide groove for guiding. When riveting is performed, the first elastic member 11 is compressed under the action of external force, and the guide rod 10 retracts into the guide groove.

[0035] In this embodiment, Figure 2 As shown, the guide plate 4 is also provided with a clamping assembly for clamping the connected part 1, the clamping assembly includes a pressing head 12 and a second elastic member 13, the pressing head 12 is slidably connected to the guide plate 4, the second elastic member 13 is arranged between the pressing head 12 and the guide plate 4, and the second elastic member 13 is a spring.

[0036] In this embodiment, Figure 1 As shown, four material tables 15 are provided, and the four material tables 15 are evenly distributed on the conveying component. The conveying component is used to transport the material tables 15 to the feeding component. The conveying component includes a turntable 16, and the turntable 16 is transmission-connected to a third drive device, and the third drive device drives the turntable 16 to rotate.

[0037] When using the device, first place the part to be connected 1 on the material table 15, then control the transmission component to rotate, turn the material table 15 to the bottom of the feeding component, so that the discharge port of the clamping nozzle 3 is aligned with the mounting hole of the part to be connected 1 on the material table 15, and drive the guide plate 4 to slide downward through the fourth driving device, so that the pressure head 12 contacts the part to be connected 1 and compresses the second elastic member 13, and the part to be connected 1 is pressed on the material table 15 under the restoring force of the second elastic member 13, and then control the second driving device 14 to push out the guide rod 10 so that the guide rod 10 passes through the mounting hole. The rivet 2 is filled into the feed port of the clamping nozzle 3, and the rivet 2 falls to the discharge port through the feed port. At this time, the bottom of the rivet 2 is connected with the top of the guide rod 10, and the first driving device 6 is started, so that the transmission block 7 squeezes the rivet 2, and drives the guide rod 10 to return to the guide groove. The rivet 2 follows the guide rod 10 through the mounting hole. Under the action of the first driving device 6, the bottom of the rivet 2 is deformed in the riveting groove 9, completing the riveting of the rivet 2 and the part 1 to be connected. Then the fourth driving device is controlled to make the guide plate 4 slide upward, and the above steps are repeated to rivet multiple parts 1 to be connected.

[0038] The rivet installation mechanism provided in this embodiment can efficiently and accurately install the rivet 2, which is beneficial to improving the assembly efficiency and saving human resources;

[0039] The rivet installation mechanism provided in this embodiment conveys the rivet 2 to the installation hole of the part to be connected 1 through the clamping nozzle 3 and the guide plate 4, and facilitates the addition of the rivet 2 through the feed port provided on the side of the clamping nozzle 3. The guide plate 4 and the support frame 5 are slidably connected to keep the clamping nozzle 3 away from the material table 15, so as to facilitate the replacement of the part to be connected 1; the first driving device 6 drives the transmission block 7 to drive the rivet 2 into the installation hole and rivet the rivet 2 and the part to be connected 1; the boss 8 is provided to facilitate the positioning of the part to be connected 1; the riveting groove 9 is used to connect the rivet 2 to the part to be connected. The deformation of the end of the rivet 2 is controlled after the rivet 2 is driven into the installation hole to complete the riveting between the part to be connected and the rivet 2; the guide rod 10 is passed through the installation hole to abut against the end of the rivet 2, so that the rivet 2 follows the guide rod 10 to retreat when inserted, and is quickly and accurately inserted into the installation hole and riveted with the part to be connected 1 to complete the riveting; through the setting of the clamping component, the part to be connected 1 is fixed in a direction perpendicular to the part to be connected 1; by transporting multiple material tables 15 to the feeding component through the conveying component, the efficiency of riveting between the part to be connected 1 and the rivet 2 is improved.

[0040] The above are only preferred implementations of the utility model. It should be pointed out that for those skilled in the art, several modifications and improvements can be made without departing from the concept of the utility model. These should also be regarded as the protection scope of the utility model. These will not affect the effect of the implementation of the utility model and the practicality of the patent.

Claims

1. A rivet installation mechanism, characterized in that: include: A material table (15) for placing the parts to be connected (1); A feeding assembly, used for conveying the rivet (2) to the mounting hole of the part to be connected (1); An installation assembly, used for driving the rivet (2) into the installation hole for riveting with the part to be connected (1); The feeding assembly comprises a nozzle (3), a guide plate (4) and a support frame (5); the nozzle (3) is arranged on the guide plate (4); the guide plate (4) is slidably connected to the support frame (5); the discharge port of the nozzle (3) is aligned with the mounting hole; a feed port is arranged on the side of the nozzle (3); the feed port is connected to the discharge port; and the guide plate (4) slides on the support frame (5) along the axial direction of the mounting hole; The mounting assembly comprises a first driving device (6) and a transmission block (7), wherein an output end of the first driving device (6) is fixedly connected to the transmission block (7), and an end of the transmission block (7) away from the first driving device (6) is drivingly connected to the rivet (2); The material table (15) is provided with a boss (8) for positioning the part to be connected (1), and the shape of the boss (8) matches the shape of the part to be connected (1); the material table (15) is provided with a rivet groove (9) at a position aligned with the mounting hole, and the end of the rivet (2) can be deformed in the rivet groove (9) to achieve riveting between the part to be connected (1) and the rivet (2).

2. The rivet installation mechanism according to claim 1, characterized in that: The material table (15) is provided with a guide groove, a guide rod (10) is slidably connected in the guide groove, an end surface of the guide rod (10) is aligned with the center of the mounting hole, a diameter of the guide rod (10) is smaller than a diameter of the mounting hole, and a first elastic member (11) is provided between the guide groove and the guide rod (10).

3. The rivet installation mechanism according to claim 2, characterized in that: The guide plate (4) is also provided with a clamping assembly for clamping the member to be connected (1), the clamping assembly comprising a pressing head (12) and a second elastic member (13), the pressing head (12) being slidably connected to the guide plate (4), and the second elastic member (13) being arranged between the pressing head (12) and the guide plate (4).

4. The rivet installation mechanism according to claim 3, characterized in that: A second driving device (14) is provided below the material platform (15), and the second driving device (14) is transmission-connected to the bottom of the guide rod (10).

5. The rivet installation mechanism according to claim 1 or 4, characterized in that: A plurality of material tables (15) are provided, and the material tables (15) are evenly distributed on a conveying component, and the conveying component is used to transport the material tables (15) to the feeding component.

6. The rivet installation mechanism according to claim 5, characterized in that: The transmission assembly comprises a turntable (16), and a third driving device is transmission-connected to the turntable (16).

Images