CN209792520U - Rivet automatic feeding device - Google Patents

Abstract

The utility model discloses an automatic feeding device for rivets. The key points of the technical scheme are: a support plate and a vibrating plate fixed on the support plate are included. A servo motor is fixed on the U-shaped plate, the end of the motor shaft of the servo motor is connected with a first screw, the outer thread of the first screw is connected with a threaded tube, and the threaded tube is installed at the bottom of the support plate , a fixed block is also fixed on the support plate, a chute is opened in the fixed block, a stopper is slidably connected in the chute, the cylinder block of the cylinder is also fixed on the fixed block, and the fixed block A transparent pipe connected with the chute is also welded on the block; the automatic feeding of rivets can be realized by using the device, and the height of the vibrating plate on the support plate can be adjusted to facilitate adding rivets to the vibrating plate; and the device makes the rivet fall The location is more precise.

Description

A rivet automatic feeding device

technical field

The utility model relates to the field of riveting automation, in particular to an automatic feeding device for rivets.

Background technique

In modern industrial production, riveting is a commonly used connection method. It is a non-detachable connection that uses rivets to connect more than two rivets together. The traditional method is to manually use a rivet gun to rive one by one. The strength is high and the quality of riveting is greatly affected by the level of workers' work. Therefore, some industries have begun to use automatic riveting machines to connect workpieces. The current automatic riveting machine is manually loaded, and its disadvantages are: manual loading still requires continuous uninterrupted operation of the workers, and the labor intensity is also relatively large; manual loading is greatly affected by the proficiency of the workers, and After the feeding error, the riveting work must be interrupted, the continuity is poor, and the efficiency is low.

The existing Chinese patent with the publication number CN108672641A discloses a rivet automatic feeding mechanism, including a vibrating plate and a feeding chute. The outlet end of the feeding trough is provided with a feeding telescopic assembly and a feeding switch assembly through a fixed frame. The feeding telescopic assembly includes The first slide rail and the feeding cylinder are vertically arranged on the fixed frame. The feed switch assembly includes a bottom plate, a second slide rail, switch block one and switch block two. The end of the material guide groove away from the outlet end of the feed groove is provided with a feed hole, and the switch block 1 and the switch block 2 are slidably connected to the second slide rail.

Although the above-mentioned automatic feeding device for rivets can realize the automatic feeding of rivets, there are still some shortcomings in the automatic feeding device for rivets mentioned above: one, the height of the device cannot be flexibly adjusted, and it is more difficult to add rivets to the vibrating plate. Inconvenient; 2. The position of the rivet is not guided, and the rivet cannot be accurately dropped into the rivet hole of the workpiece; 3. The height of the workpiece cannot be adjusted according to the process.

Utility model content

Aiming at the problems mentioned in the background technology, the purpose of this utility model is to provide an automatic rivet feeding device to solve the problems mentioned in the background technology.

The above-mentioned technical purpose of the utility model is achieved through the following technical solutions:

An automatic rivet feeding device, comprising a support plate and a vibrating plate fixed on the support plate, a rail is connected to the exit of the vibrating plate, and the support plate is slidably connected in the opening of the 匚-shaped plate. A servo motor is fixed on the U-shaped plate, the motor shaft end of the servo motor is connected with a first screw, and the outer thread of the first screw is connected with a threaded tube, and the threaded tube is installed and fixed on the support The bottom of the plate, the support plate is also fixed with a fixed block, a chute is opened in the fixed block, a stopper is slidably connected in the chute, and the end of the track extends into the chute Among them, the cylinder body of the cylinder is also fixed on the fixed block, the end of the piston rod of the cylinder is fixed on the block, the block is provided with a through hole for the rivet to pass through, and the fixed block A transparent pipe communicating with the chute is also welded on the top, and a workpiece placement plate for placing workpieces is slidably connected to the support plate along the vertical direction.

By adopting the above technical scheme, the device can be used to realize the automatic feeding of rivets. When the servo motor is started, the servo motor can drive the first screw to rotate in the tube, and can drive the support plate to slide vertically in the opening of the U-shaped plate. The height of the vibrating plate on the support plate can be adjusted, and rivets can be easily added to the vibrating plate; after the rivet passes through the vibrating plate and reaches the track, it will enter the middle of the fixed block. After the cylinder is activated, the cylinder can drive the block to slide in the chute, and the block The block can restrict the rivet from entering/not entering the transparent pipe from the through hole on the block, which is convenient for the control of the rivet. After the rivet enters the through hole in the block, it can accurately fall from the end of the transparent pipe to the workpiece placement plate The rivet hole of the workpiece makes the rivet drop position more accurate; and since the workpiece placing plate can be adjusted in vertical position, the height of the workpiece placing plate can be adjusted according to the process.

Preferably, a fixing plate is installed on the support plate, a second screw is threaded inside the workpiece placing plate, one end of the second screw is rotatably connected in the fixing plate, and the fixing plate is also fixed There is a guide rod, and a guide hole for the guide rod to pass is opened on the workpiece placing plate.

By adopting the above technical solution, when the second screw is rotated, the workpiece placing plate can be driven to adjust its position above the fixing plate, and the existence of the guide rod and the guide hole can guide the vertical sliding of the workpiece placing plate.

Preferably, two mounting rods are welded and fixed on the fixing plate, and two slots for clamping the mounting rods are opened on the support plate, and the two mounting rods are connected to the support plate respectively. are connected by the first locking bolt.

By adopting the above technical solution, the fixing plate can be conveniently installed on the support plate by using the mounting rod, and the operator can insert the mounting rod into the slot during installation, and then tighten the first locking bolt.

Preferably, the end of the motor shaft of the servo motor is fixed with a first collar, the end of the first screw is fixed with a second collar, and the outside of the first collar and the second collar are in common Threaded connections have threaded collars.

By adopting the above technical solution, the first screw can be easily installed on the end of the motor shaft of the servo motor. When installing the first screw, the operator can connect the first collar and the second collar, and then tighten the threaded collar. Realize the installation of the first screw rod.

Preferably, the threaded tube is welded and fixed on the bottom of the mounting plate, and the mounting plate is connected to the support plate through several second locking bolts.

By adopting the above technical solution, the threaded tube can be conveniently installed on the bottom surface of the supporting plate by using the mounting plate and the second locking bolt.

Preferably, two guide blocks are fixed on the support plate, and guide slots for vertical sliding of the guide blocks are opened on the U-shaped plate.

By adopting the above technical solution, the vertical sliding of the support plate can be guided by the cooperation of the guide block and the guide groove.

Preferably, several pads are fixed on the top of the workpiece placing plate.

By adopting the above technical solution, the spacer can support the workpiece, so that the rivet can be completely dropped into the rivet hole in the workpiece.

Preferably, a disk is fixed at the end of the second screw, and a handle rod is eccentrically fixed on the side of the disk facing away from the second screw.

By adopting the above technical solution, it is convenient for the operator to drive the second screw to rotate by rotating the handle rod on the disc.

In summary, the utility model mainly has the following beneficial effects:

1. The device can be used to realize the automatic feeding of rivets. When the servo motor is started, the servo motor can drive the first screw to rotate in the tube, and can drive the support plate to slide vertically in the opening of the 匚-shaped plate, and can adjust the support plate The height of the upper vibrating plate makes it easy to add rivets to the vibrating plate;

2. After the rivet passes through the vibrating plate and reaches the track, it will enter the fixed block. After the cylinder is activated, the cylinder can drive the block to slide in the chute, and the block can restrict the rivet from entering/not entering into the through hole on the block. Inside the transparent pipe, it is convenient to control the rivet. After the rivet enters the through hole in the block, it can accurately drop from the end of the transparent pipe to the rivet hole of the workpiece on the workpiece placement plate, making the rivet drop position more accurate;

3. Since the vertical position of the workpiece placing plate can be adjusted, the height of the workpiece placing plate can be adjusted according to the process.

Description of drawings

Fig. 1 is one of structural schematic diagrams of automatic rivet feeding device;

Figure 2 is an enlarged view of A in Figure 1;

Fig. 3 is the second structural diagram of the rivet automatic feeding device;

Fig. 4 is an enlarged view of B in Fig. 3;

Fig. 5 is one of the structural sectional views of the rivet automatic feeding device;

Figure 6 is an enlarged view at C in Figure 5;

Fig. 7 is the second structural sectional view of the rivet automatic feeding device;

Fig. 8 is an enlarged view of D in Fig. 7 .

Reference signs: 1. Support plate; 2. Vibration plate; 3. Track; 4. U-shaped plate; 5. Servo motor; 6. First screw; 7. Threaded tube; 8. Fixed block; 9. Chute ; 10, block; 11, cylinder; 12, through hole; 13, transparent pipe; 14, workpiece placement plate; 15, fixed plate; 16, second screw rod; 17, guide rod; 18, guide hole; 19, installation Rod; 20, card slot; 21, first locking bolt; 22, first collar; 23, second collar; 24, threaded ring sleeve; 25, mounting plate; 26, second locking bolt; 27, Guide block; 28, guide groove; 29, pad; 30, disc; 31, handle bar.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Referring to Fig. 1, an automatic rivet feeding device includes a support plate 1 and a vibrating plate 2 fixed on the support plate 1. In order to realize automatic rivet feeding, rivets for riveting are placed in the vibrating plate 2, and the vibrating plate 2 The vibration can drive the rivet to leave the vibrating plate 2, enter the track 3 from the exit of the vibrating plate 2, and then enter the designated position on the workpiece with the setting of the track 3; the vibrating plate 2 is the prior art, and it can choose Foshan Jingzhen The rivet vibrating plate produced by science and technology 2.

Referring to Figure 1, in order to facilitate the operator to adjust the height of the support plate 1, it is convenient to add rivets to the vibrating plate 2, and the support plate 1 is slidably connected to the opening of the 匚-shaped plate 4, and a servo is fixed on the 匚-shaped plate 4. The motor 5 is connected with a first screw 6 at the end of the motor shaft of the servo motor 5, and a threaded tube 7 is threaded on the outside of the first screw 6, and the threaded tube 7 is installed and fixed on the bottom of the support plate 1, when When the servo motor 5 is started, the servo motor 5 can drive the first screw 6 to rotate in the tube, can drive the support plate 1 to slide vertically in the opening of the U-shaped plate 4, and can adjust the height of the vibrating plate 2 on the support plate 1, The rivets can be conveniently added to the vibrating plate 2 .

Referring to Fig. 3, Fig. 7 and Fig. 8, in order to make the rivet fall onto the workpiece accurately, a fixed block 8 is also fixed on the support plate 1, and a chute 9 is opened in the fixed block 8, and slides in the chute 9. Move and be connected with block 10, wherein the end of track 3 stretches in the chute 9, the cylinder block of cylinder 11 is also fixed on fixed block 8, the piston rod end of cylinder 11 is fixed on the block 10, A through hole 12 for the rivet to pass is opened on the block 10, and a transparent pipe 13 communicating with the chute 9 is also welded on the fixed block 8. After the rivet passes through the vibrating plate 2 and reaches the track 3, it will enter the fixed block 8 In the middle, after starting the cylinder 11, the cylinder 11 can drive the stopper 10 to slide in the chute 9, and the stopper 10 can restrict the rivet from entering/not entering the transparent pipe 13 from the through hole 12 on the stopper 10, which is convenient for the rivet control, after the rivet enters the through hole 12 in the block 10, it can drop accurately from the end of the transparent pipe 13 to the rivet hole of the workpiece on the workpiece placement plate 14, making the falling position of the rivet more accurate; and on the support plate 1 A workpiece placement plate 14 for placing workpieces that is slidably connected in the vertical direction is provided on the top. Since the workpiece placement plate 14 can adjust the vertical position, the height of the workpiece placement plate 14 can be adjusted according to the process.

With reference to Fig. 2 and Fig. 4, carry out height adjustment in order to drive workpiece placing plate 14, on support plate 1, fixed plate 15 is installed, is connected with second screw rod 16 in workpiece placing plate 14 internal threads, and one end of second screw rod 16 Rotation is connected in the fixed plate 15, also is fixed with guide bar 17 on the fixed plate 15 simultaneously, offers the guide hole 18 that passes for guide bar 17 on the workpiece placement plate 14, when rotating the second screw rod 16, can drive The workpiece placement plate 14 is adjusted in position above the fixed plate 15 , and the existence of the guide rod 17 and the guide hole 18 can guide the vertical sliding of the workpiece placement plate 14 .

Referring to Fig. 1 and Fig. 2, in order to install and fix the fixed plate 15 on the support plate 1, two installation rods 19 are welded and fixed on the fixed plate 15, and two mounting rods 19 are provided on the support plate 1 for clamping. Draw-in slot 20, at the same time connect the two mounting rods 19 with the support plate 1 through the first locking bolt 21, use the mounting rod 19 to easily install the fixing plate 15 on the support plate 1, when installing, the operator can Insert the mounting rod 19 into the slot 20, and then tighten the first locking bolt 21.

Referring to Fig. 5 and Fig. 6, in order to install and fix the screw to the motor shaft end of the servo motor 5 for convenience, a first collar 22 is fixed at the motor shaft end of the servo motor 5, and a first collar 22 is fixed at the end of the first screw 6. Two collars 23, while the outer common threads of the first collar 22 and the second collar 23 are connected with a threaded collar 24, the first screw 6 can be easily installed on the motor shaft end of the servo motor 5, when installing the first When the screw rod 6 is used, the operator can dock the first collar 22 and the second collar 23, and then tighten the threaded collar 24 to realize the installation of the first screw rod 6; in order to facilitate the installation of the threaded tube 7 to the support plate 1 At the bottom, the threaded tube 7 is welded and fixed on the bottom of the mounting plate 25, and the mounting plate 25 is connected with the support plate 1 through four second locking bolts 26, and the mounting plate 25 and the second locking bolts 26 can be used to facilitate the installation. The threaded tube 7 is installed on the bottom surface of the support plate 1 .

With reference to Fig. 7 and Fig. 8, in order to control the stable vertical sliding of the support plate 1 in the opening of the U-shaped plate 4, two guide blocks 27 are fixed on the support plate 1, and the guide blocks 27 are provided on the U-shaped plate 4. 27 vertically sliding guide groove 28, utilizing the cooperation of guide block 27 and guide groove 28 can guide the vertical sliding of support plate 1.

Referring to Fig. 2 and Fig. 4, in order to prop up the workpiece on the workpiece placement plate 14, four spacers 29 are fixed on the top of the workpiece placement plate 14, and the spacers 29 can support the workpiece, so that the rivets can be completely dropped into the workpiece Rotate the second screw rod 16 for the convenience of the operator, the end of the second screw rod 16 is fixed with a disc 30, and the disc 30 is eccentrically fixed with a handle bar 31 on the side away from the second screw rod 16. , by turning the handle bar 31 on the disk 30, it is convenient for the operator to drive the second screw rod 16 to rotate.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (8)

1. The utility model provides a rivet automatic feeding device, includes backup pad (1) and fixes vibration dish (2) on backup pad (1), the exit of vibration dish (2) is connected with track (3), its characterized in that: the support plate (1) is connected in an opening of an Contraband-shaped plate (4) in a sliding manner, a servo motor (5) is fixed on the Contraband-shaped plate (4), a first screw rod (6) is connected to the end of a motor shaft of the servo motor (5), a threaded pipe barrel (7) is connected to the outer portion of the first screw rod (6) in a threaded manner, the threaded pipe barrel (7) is fixedly installed at the bottom of the support plate (1), a fixing block (8) is further fixed on the support plate (1), a sliding groove (9) is formed in the fixing block (8), a stop block (10) is connected to the sliding groove (9) in a sliding manner, the end portion of the rail (3) extends into the sliding groove (9), a cylinder body of a cylinder (11) is further fixed on the fixing block (8), the end portion of a piston rod of the cylinder (11) is fixed on the stop block (10), and a through hole (12) for a rivet to pass, the fixed block (8) is further welded with a transparent pipeline (13) communicated with the sliding groove (9), and the supporting plate (1) is connected with a workpiece placing plate (14) used for placing workpieces in a sliding mode in the vertical direction.

2. An automatic rivet feeding device according to claim 1, characterized in that: the fixing plate is characterized in that a fixing plate (15) is installed on the supporting plate (1), a second screw rod (16) is connected to the workpiece placing plate (14) in a threaded mode, one end of the second screw rod (16) is rotatably connected into the fixing plate (15), a guide rod (17) is further fixed on the fixing plate (15), and a guide hole (18) for the guide rod (17) to penetrate through is formed in the workpiece placing plate (14).

3. an automatic rivet feeding device according to claim 2, characterized in that: fixed plate (15) are gone up welded fastening and are had two installation poles (19), seted up two on backup pad (1) and supplied the joint draw-in groove (20) of installation pole (19), two installation pole (19) respectively with connect through first locking bolt (21) between backup pad (1).

4. An automatic rivet feeding device according to claim 1, characterized in that: a first shaft collar (22) is fixed at the end of a motor shaft of the servo motor (5), a second shaft collar (23) is fixed at the end of the first screw rod (6), and a threaded ring sleeve (24) is connected to the outer portions of the first shaft collar (22) and the second shaft collar (23) in a threaded mode.

5. An automatic rivet feeding device according to claim 1, characterized in that: the threaded pipe barrel (7) is fixedly welded at the bottom of a mounting disc (25), and the mounting disc (25) is connected with the support plate (1) through a plurality of second locking bolts (26).

6. An automatic rivet feeding device according to claim 1, characterized in that: two guide blocks (27) are fixed on the supporting plate (1), and a guide groove (28) for the guide blocks (27) to vertically slide is formed in the Contraband-shaped plate (4).

7. An automatic rivet feeding device according to claim 1, characterized in that: the top of the workpiece placing plate (14) is fixed with a plurality of cushion blocks (29).

8. An automatic rivet feeding device according to claim 2, characterized in that: a disc (30) is fixed at the end part of the second screw rod (16), and a handle rod (31) is eccentrically fixed on one surface of the disc (30) departing from the second screw rod (16).