Rivet feeding mechanism of riveting machine

Abstract

The utility model belongs to the technical field of machining, and particularly relates to a rivet feeding mechanism of a riveting machine, which comprises a rivet distributing seat, a first rivet groove is arranged on the rivet distributing seat, a sliding block driven by a power device is arranged in the rivet distributing seat in a sliding mode, and the sliding block is provided with a first working position and a second working position. The sliding block is provided with a second rivet groove used for containing rivets and an air hole communicated with the second rivet groove, the rivet distributing base is provided with an air inlet hole and a rivet outlet hole, the air inlet hole is communicated with an air injection pipeline, the rivet outlet hole is communicated with a rivet conveying pipe, and when the sliding block is located at the first working position, the second rivet groove is communicated with the first rivet groove. Rivets in the first rivet groove enter the second rivet groove; when the sliding block is located at the second working position, the sliding block blocks the rivets in the first rivet groove, the second rivet groove is not communicated with the first rivet groove, the vent hole is communicated with the air inlet hole, and the air injection pipeline inputs air into the air inlet hole to push the rivets in the second rivet groove into the rivet conveying pipe through the rivet outlet hole. The utility model has the advantages of few parts, simple structure and low production cost.

Description

Technical field:

[0001] The utility model belongs to the technical field of mechanical processing, in particular to a nail feeding mechanism of a riveting machine. Background technology:

[0002] The Chinese utility model patent (Announcement No. CN208728623U, application date 2018.08.16, announcement No. 2019.04.12) discloses a conveying mechanism of a riveting machine, comprising: a first base, having a sliding groove for the rivet to slide downward, and the first base also having a first through hole; a movable block, arranged on one side of the sliding groove, capable of reciprocating relative to the first base, and the movable block having a first working position and a second working position; a limit assembly, mounted on the movable block, the limit assembly comprising two limit members, the two limit members are an upper limit member and a lower limit member, the upper limit member and the lower limit member are arranged in an upper and lower misaligned manner, when the movable block is in the first working position, the upper limit member covers the sliding groove, and the lower limit member no longer covers the sliding groove, the upper limit member is used to cooperate with the rivet rod of the rivet to prevent the rivet from sliding downward, the rivet between the two limit members can slide downward under the action of gravity, when the movable block is in the second working position, the upper limit member no longer covers the sliding groove, and the lower limit member covers the lower working position. The cover slides in the slot, the rivet slides downward under the action of gravity and cooperates with the lower limiter, and the lower limiter rod is used to prevent the rivet from sliding further downward; the first driving element is used to drive the movable block to move back and forth, so that the movable block switches between the first working position and the second working position, and releases the rivets one by one; the hollow air intake shaft is located below the limiter assembly, and the first end of the air intake shaft has a first notch, and the first notch is used for the rivet passing through the limiter assembly to fall into the air intake shaft, the first end of the air intake shaft is slidably matched with the first through hole, and the second end of the air intake shaft is used to be connected to the jet pipeline, and the jet pipeline is used to input gas to one side of the air intake shaft; the second driving element is used to drive the air intake shaft to move back and forth, so that the first notch switches between inside the first through hole and directly below the sliding slot; the rivet slide tube (i.e., the rivet delivery tube), one end of which is connected to the first through hole, and is used to receive the rivet from the air intake shaft when the first notch is located in the first through hole and the jet pipeline inputs gas to the air intake shaft, and output the rivet from the other end. The conveying mechanism also includes a vibrating plate, the discharge port of which is connected to the upper end of the sliding groove; the first through hole is connected to the sliding groove; and the movement direction of the movable block is perpendicular to the direction of the slide groove.

[0003] The disadvantage of the conveying mechanism of the above-mentioned riveting machine is that the mechanism for feeding the rivets on the vibrating plate into the rivet conveying pipe one by one includes a sliding groove, a movable block, a first driving element, an air intake shaft, and a second driving element. There are many parts, and the limit assembly structure is complex and the production cost is high. Summary of the invention:

[0004] The utility model aims to provide a nail feeding mechanism of a riveting machine, which has fewer parts, a simple structure and low production cost.

[0005] The utility model is achieved in this way:

[0006] A nail feeding mechanism of a riveting machine comprises a nail separation seat, the nail separation seat is provided with a rivet groove 1 for receiving the rivet conveyed by a vibration plate, a slider driven by a power device is slidably arranged in the nail separation seat, the slider has a first working position and a second working position, the slider is provided with a rivet groove 2 for placing the rivet, and a vent hole connected to the rivet groove 2, the nail separation seat is provided with an air inlet hole and a rivet outlet hole, the air inlet hole is connected to an air jet pipeline, and the rivet outlet hole is connected to a rivet conveying pipe, when the slider is in the first working position, the rivet groove 2 is connected to the rivet groove 1, and the rivet in the rivet groove 1 enters the rivet groove 2; when the slider is in the second working position, the slider blocks the rivet in the rivet groove 1, and the rivet groove 2 is not connected to the rivet groove 1, the vent hole is connected to the air inlet hole, and the gas input into the air inlet hole by the air jet pipeline pushes the rivet in the rivet groove 2 into the rivet conveying pipe through the rivet outlet hole.

[0007] In the above-mentioned nail feeding mechanism of a riveting machine, more than two exit tracks are provided on the vibrating plate, the number of the nail feeding mechanisms is the same as the number of the exit tracks, and each exit track leads to its own rivet slot one.

[0008] In the above-mentioned nail feeding mechanism of a riveting machine, the air inlet hole and the rivet outlet hole are coaxially arranged, and the slider is arranged between the air inlet hole and the rivet outlet hole.

[0009] In the above-mentioned nail feeding mechanism of a riveting machine, the power device is an air cylinder, an oil cylinder or a linear motor.

[0010] In the above-mentioned rivet feeding mechanism of a riveting machine, the rivet slot one and the rivet slot two are both T-slots adapted to the rivets.

[0011] In the above-mentioned nail feeding mechanism of a riveting machine, the first rivet groove is a T-slot adapted to the rivet, the second rivet groove is a straight groove adapted to the rod of the rivet, and a fixed stopper and a sliding stopper for blocking the rivet head are provided above the slider, the fixed stopper is fixed on the slider, the sliding stopper is driven by a driving device, and has a first working position and a second working position, when the sliding stopper is in the first working position, the sliding stopper leaves the slider; when the sliding stopper is in the second working position, the sliding stopper is located above the slider to block the rivet head.

[0012] In the above-mentioned nail feeding mechanism of a riveting machine, the fixed stopper and the sliding block are an integrated structure.

[0013] In the above-mentioned nail feeding mechanism of a riveting machine, the driving device is an air cylinder, an oil cylinder or a linear motor.

[0014] In the above-mentioned nail feeding mechanism of a riveting machine, it also includes a mounting plate for placing the nail feeding mechanism, the mounting plate is provided with a fixed block, the fixed block is provided with an L-shaped mounting frame, the horizontal plate of the L-shaped mounting frame is arranged on the fixed block, the vertical plate of the L-shaped mounting frame is provided with a connecting plate, the upper end of the connecting plate is provided with an assembly plate, the assembly plate is arranged obliquely to the connecting plate, and the nail seat is arranged on the assembly plate.

[0015] In the above-mentioned nail feeding mechanism of a riveting machine, the connecting plate is a vertical plate, and a waist-shaped hole is arranged vertically along the length direction on the connecting plate. The screws pass through the waist-shaped hole and are screwed to the vertical plate of the L-shaped mounting frame. The screws pass through the horizontal plate of the L-shaped mounting frame and are screwed to the fixed block. The screws pass through the assembly plate and are screwed to the nail seat 1.

[0016] In the above-mentioned nail feeding mechanism of a riveting machine, the connecting plate and the assembly plate are an integrated structure.

[0017] The outstanding advantages of the utility model compared with the prior art are:

[0018] 1. The nail feeding mechanism of the utility model includes three parts: a nail separation seat, a slider and a power device, with fewer parts, simple structure and low production cost;

[0019] 2. The vibrating plate of the utility model is provided with more than two exit tracks, the number of nail feeding mechanisms is the same as the number of exit tracks, each exit track leads to its own rivet slot, and independently feeds nails, effectively preventing the nails from being stuck due to inconsistent nail feeding speeds of the exit tracks of the vibrating plate. Description of the drawings:

[0020] Figure 1 It is a three-dimensional diagram of the utility model;

[0021] Figure 2 It is a top view of the utility model;

[0022] Figure 3 It is a three-dimensional diagram of the nail base, power device and driving device of the utility model;

[0023] Figure 4 It is a three-dimensional diagram of the slider, power device and driving device of the utility model;

[0024] Figure 5 It is a three-dimensional diagram of the slider of the utility model.

[0025] Figure numerals: 1. nail seat; 2. vibration plate; 3. rivet; 4. rivet slot one; 5. slider; 6. rivet slot two; 7. vent; 8. air inlet; 9. rivet hole; 10. fixed block; 11. sliding block; 12. mounting plate; 13. fixed block; 14. L-shaped mounting frame; 15. connecting plate; 16. assembly plate. Specific implementation method:

[0026] The present invention is further described below with reference to specific embodiments. Figure 1 —5:

[0027] Embodiment 1:

[0028] A nail feeding mechanism of a riveting machine comprises a nail separation seat 1, the nail separation seat 1 is provided with a rivet groove 4 for receiving a rivet 3 delivered by a vibration plate 2, a slider 5 driven by a power device is slidably arranged in the nail separation seat 1, the slider 5 has a first working position and a second working position, the slider 5 is provided with a rivet groove 6 for placing the rivet 3, and a vent hole 7 connected to the rivet groove 6, the nail separation seat 1 is provided with an air inlet hole 8 and a rivet outlet hole 9, the air inlet hole 8 is connected to an air jet pipeline, The rivet hole 9 is connected to the rivet conveying pipe. When the slider 5 is in the first working position, the rivet slot 2 6 is connected with the rivet slot 1 4, and the rivet 3 in the rivet slot 1 4 enters the rivet slot 2 6; when the slider 5 is in the second working position, the slider 5 blocks the rivet 3 in the rivet slot 1 4, and the rivet slot 2 6 is not connected with the rivet slot 1 4, the vent hole 7 is connected with the air inlet hole 8, and the gas input from the jet pipeline to the air inlet hole 8 pushes the rivet 3 in the rivet slot 2 6 into the rivet conveying pipe through the rivet hole 9.

[0029] The working principle of the utility model is as follows: Figure 1-5 As shown, the vibration plate 2 conveys the rivet 3 to the rivet slot 1 4. When the slider 5 is in the first working position, the rivet 3 in the rivet slot 1 4 is pushed into the rivet slot 2 6. When the power device drives the slider 5 to move to the second working position, the slider 5 blocks the rivet 3 in the rivet slot 1 4, preventing it from moving further. The gas input into the air inlet 8 by the jet pipeline pushes the rivet 3 in the rivet slot 2 6 into the rivet conveying pipe through the rivet outlet hole 9. Then the power device drives the slider 5 to move to the first working position, and this process repeats.

[0030] The nail feeding mechanism of the utility model comprises three parts, namely, a nail separation seat 1, a sliding block 5 and a power device, has fewer parts, a simple structure and low production cost.

[0031] In order to adapt to products that require more than two rivets 3, the vibration plate 2 is provided with more than two outlet tracks, the number of the nail feeding mechanism is the same as the number of the outlet tracks, and each outlet track leads to its own rivet slot 4. The utility model sets the number of nail splitting seats 1 to be the same as the number of the outlet tracks, and independently feeds nails, effectively preventing the nail splitting from being stuck due to inconsistent nail feeding speeds of the outlet tracks of the vibration plate 2. In this embodiment, the vibration plate 2 is provided with three outlet tracks, and correspondingly, three nail splitting seats 1 are provided.

[0032] In order to better deliver the rivet 3 in the second rivet groove 6 into the rivet delivery pipe, the air inlet hole 8 and the rivet outlet hole 9 are coaxially arranged, and the slider 5 is arranged between the air inlet hole 8 and the rivet outlet hole 9.

[0033] Preferably, the power device is a cylinder, an oil cylinder or a linear motor. In this embodiment, the power device is a cylinder fixedly connected to the nail base 1, and the piston rod of the cylinder is connected to the slider 5.

[0034] The structure of the rivet slot 1 4 and the rivet slot 2 6 is as follows: Figure 3 , 4 As shown, the rivet groove 1 4 is a T-shaped groove adapted to the rivet 3, the rivet groove 2 6 is a straight groove adapted to the rod of the rivet 3, and a fixed stopper 10 and a sliding stopper 11 for blocking the head of the rivet 3 are provided above the slider 5. The fixed stopper 10 is fixed on the slider 5, and the sliding stopper 11 is driven by a driving device and has a first working position and a second working position. When the sliding stopper 11 is in the first working position, the sliding stopper 11 leaves the slider 5; when the sliding stopper 11 is in the second working position, the sliding stopper 11 is located above the slider 5 to block the head of the rivet 3. During the movement of the slider 5, the driving device drives the sliding stopper 11 to move away from the slider 5 to avoid interference with the slider 5. When the sliding stopper 11 of the present embodiment is in the first working position, the sliding stopper 11 leaves the sliding block 5, so that the rivet 3 in the rivet groove 1 4 can enter the rivet groove 2 6. When the sliding stopper 11 is in the second working position, the sliding stopper 11 is located above 5 to block the head of the rivet 3, thereby effectively preventing the rivet 3 from being deflected and stuck.

[0035] Furthermore, the fixed stopper 10 and the sliding block 5 are an integrated structure.

[0036] Preferably, the driving device is a cylinder, an oil cylinder or a linear motor. In this embodiment, the driving device is a cylinder fixedly connected to the nail base 1, and the piston rod of the cylinder is connected to the sliding stopper 11.

[0037] Installation structure of nail feeding mechanism: Figure 1 , 2 The device also includes a mounting plate 12 for placing the nail feeding mechanism, a fixing block 13 is provided on the mounting plate 12, an L-shaped mounting frame 14 is provided on the fixing block 13, a horizontal plate of the L-shaped mounting frame 14 is provided on the fixing block 13, a connecting plate 15 is provided on the vertical plate of the L-shaped mounting frame 1, an assembly plate 16 is provided on the upper end of the connecting plate 15, and the assembly plate 16 is arranged obliquely to the connecting plate 15, and the nail separation seat 1 is arranged on the assembly plate 16, so that the nail separation seat 1 can be installed obliquely to better connect with the rivet delivery pipe. In the embodiment, the inclination angle between the assembly plate 16 and the connecting plate 15 is 135°.

[0038] The specific connection structure of the nail seat 1, the assembly plate 16, the connecting plate 15, the L-shaped mounting frame 14, and the fixed block 13: the connecting plate 15 is a vertical plate, and a waist-shaped hole arranged vertically along the length direction is provided on the connecting plate 15. The screws pass through the waist-shaped holes and are screwed to the vertical plate of the L-shaped mounting frame 14. The screws pass through the horizontal plate of the L-shaped mounting frame 14 and are screwed to the fixed block 13. The screws pass through the assembly plate 16 and are screwed to the nail seat 1.

[0039] Furthermore, the connecting plate 15 and the assembly plate 16 are an integrated structure.

[0040] Embodiment 2:

[0041] The structure of this embodiment is basically the same as that of the above-mentioned embodiment 1, and the main difference is that the rivet groove 1 4 and the rivet groove 2 6 are both T-slots adapted to the rivet 3, with a simple structure, fewer parts and low cost.

[0042] The above embodiment is only one of the preferred embodiments of the present utility model, and is not intended to limit the scope of implementation of the present utility model. Therefore, any equivalent changes made based on the shape, structure, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A nail feeding mechanism of a riveting machine, characterized in that: The invention comprises a nail separation seat (1), wherein the nail separation seat (1) is provided with a rivet groove (4) for receiving a rivet (3) delivered by a vibration plate (2), wherein a slider (5) driven by a power device is slidably arranged inside the nail separation seat (1), wherein the slider (5) has a first working position and a second working position, wherein the slider (5) is provided with a rivet groove (6) for placing the rivet (3), and a vent hole (7) connected to the rivet groove (6), wherein the nail separation seat (1) is provided with an air inlet hole (8) and a rivet outlet hole (9), wherein the air inlet hole (8) is connected to an air jet pipeline, and the rivet outlet hole (9) is connected to a rivet outlet hole (9). ) is connected to the rivet delivery pipe, when the slider (5) is in the first working position, the rivet slot two (6) is connected to the rivet slot one (4), and the rivet (3) in the rivet slot one (4) enters the rivet slot two (6); when the slider (5) is in the second working position, the slider (5) blocks the rivet (3) in the rivet slot one (4), and the rivet slot two (6) is not connected to the rivet slot one (4), the vent hole (7) is connected to the air inlet hole (8), and the gas input from the air jet pipeline to the air inlet hole (8) pushes the rivet (3) in the rivet slot two (6) into the rivet delivery pipe through the rivet outlet hole (9).

2. The nail feeding mechanism of a riveting machine according to claim 1, characterized in that: The vibration plate (2) is provided with more than two exit tracks, the number of the nail feeding mechanisms is the same as the number of the exit tracks, and each exit track leads to its own rivet slot one (4).

3. The nail feeding mechanism of a riveting machine according to claim 1, characterized in that: The air inlet hole (8) and the rivet hole (9) are coaxially arranged, and the slider (5) is arranged between the air inlet hole (8) and the rivet hole (9).

4. The nail feeding mechanism of a riveting machine according to claim 1, characterized in that: The power device is a pneumatic cylinder, an oil cylinder or a linear motor.

5. The nail feeding mechanism of a riveting machine according to claim 1, characterized in that: The rivet groove one (4) and the rivet groove two (6) are both T-shaped grooves that match the rivet (3).

6. The nail feeding mechanism of a riveting machine according to claim 1, characterized in that: The rivet groove 1 (4) is a T-shaped groove matched with the rivet (3), the rivet groove 2 (6) is a straight groove matched with the rod of the rivet (3), and a fixed stopper (10) and a sliding stopper (11) are provided above the slider (5) for blocking the head of the rivet (3). The fixed stopper (10) is fixed on the slider (5), and the sliding stopper (11) is driven by a driving device and has a first working position and a second working position. When the sliding stopper (11) is in the first working position, the sliding stopper (11) leaves the slider (5); when the sliding stopper (11) is in the second working position, the sliding stopper (11) is located above the slider (5) to block the head of the rivet (3).

7. The nail feeding mechanism of a riveting machine according to claim 1, characterized in that: The invention also comprises a mounting plate (12) for placing the nail feeding mechanism, wherein a fixing block (13) is provided on the mounting plate (12), an L-shaped mounting frame (14) is provided on the fixing block (13), a horizontal plate of the L-shaped mounting frame (14) is arranged on the fixing block (13), a connecting plate (15) is provided on the vertical plate of the L-shaped mounting frame (14), an assembly plate (16) is provided at the upper end of the connecting plate (15), the assembly plate (16) is arranged obliquely to the connecting plate (15), and the nail separation seat (1) is arranged on the assembly plate (16).

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