CN219504108U

CN219504108U - Pressure riveting device

Info

Publication number: CN219504108U
Application number: CN202320400952.7U
Authority: CN
Inventors: 钱丰; 罗永奎; 黄建文
Original assignee: Ruiente Intelligent Equipment Dongguan Co ltd
Current assignee: Ruiente Intelligent Equipment Dongguan Co ltd
Priority date: 2023-03-06
Filing date: 2023-03-06
Publication date: 2023-08-11
Anticipated expiration: 2033-03-06

Abstract

The utility model discloses a press riveting device, which is characterized in that during working, a vibrating disc is used for feeding rivet pulling nuts to a moving table one by one, the moving table is used for feeding the rivet pulling nuts to the lower part of a gripper for gripping by the gripper, the gripper is used for feeding the gripped rivet pulling nuts to a feeding frame for clamping, then a servo driving mechanism of a press riveting mechanism drives a pressing piece to move downwards to approach a material frame, a magnetic adsorption piece at the lower end of the pressing piece is used for sucking the rivet pulling nuts and then continuously moves downwards to approach a workpiece to be riveted, during the process, the pressing piece can force a first clamping part and a second clamping part to loosen the rivet pulling nuts so that the rivet pulling nuts can move downwards together with the pressing piece until the rivet pulling nuts are pressed into the workpiece to be riveted by the pressing piece, and the cooperation of the moving seat, the gripper and the material frame is used as a conveying structure of the rivet pulling nuts.

Description

Pressure riveting device

Technical Field

The utility model relates to the technical field of press riveting equipment, in particular to a press riveting device.

Background

The rivet nut is a novel fastening riveting piece which is specially used for thin plates and thin-wall pipes, and is pressed into and fixed on a workpiece to be riveted by a riveting press.

The whole structure and the flow of the riveting press on the market are basically the same, but the feeding mechanism of the rivet nut conveys the rivet nuts to wait for riveting one by one through the pipeline, the rivet nuts have various specifications, some sizes are larger, some sizes are smaller, and the feeding mechanism is used for conveying the rivet nuts with larger sizes, and the pipeline is blocked due to the fact that the pipeline is not matched with the rivet nuts, so that the feeding of the rivet nuts fails, the riveting press efficiency is affected, and the riveting press cost is improved.

Disclosure of Invention

The main objective of the present utility model is to provide a press riveting device, which aims to solve the problems mentioned in the background art.

In order to achieve the above purpose, the utility model provides a press riveting device, which comprises a frame, a material bracket, a vibration disc, a moving table, a material rack, a gripper and a press riveting mechanism;

the material support is fixedly arranged on the frame and used for placing a workpiece to be riveted;

the vibration disc is arranged on the frame and used for conveying the rivet nut;

the movable table is movably arranged on the frame, the movable table is provided with a material level for inserting the partial lower end of the rivet nut, one side of the material level, which is close to the discharge port of the vibration disc, is opened, the movable table can move between a position for enabling the material level to be aligned with the discharge port of the vibration disc, in which the open port for feeding the rivet nut in the material level enters the material level, and a position for driving the rivet nut in the material level to be far away from the discharge port of the vibration disc in a staggered manner, and a first telescopic cylinder is used for driving the movable table to do the movement;

the material rack is arranged at a position above the frame corresponding to the material support, the tail end of the material rack is pivotally provided with a first clamping part and a second clamping part through a torsion spring, and the first clamping part and the second clamping part can swing between the clamping and loosening positions of the rivet nut;

the gripper is movably arranged on the rack, can reciprocate at a position between the movable table and the material rack, and is used for grabbing a rivet nut on the movable table and sending the rivet nut to the first clamping part and the second clamping part for clamping;

the riveting mechanism comprises a pressing piece with a magnetic adsorption piece at the lower end part and a hydraulic driving mechanism, wherein the pressing piece is vertically positioned at the position above the material rack, the hydraulic driving mechanism can drive the pressing piece to move down, the lower end part of the pressing piece is propped against the material rack or to move up and away from the material rack, the magnetic adsorption piece sucks the rivet nut on the material rack in the descending process of the pressing piece, meanwhile, the pressing piece forces the first clamping part and the second clamping part to loosen the rivet nut, and the pressing piece drives the sucked rivet nut to move down and close to the material rack until the rivet nut is pressed onto a workpiece to be riveted on the material rack.

According to the technical scheme, the vibrating tray for conveying the blind rivet nuts, the material support for placing the workpiece to be riveted, the movable table for inserting the lower end of the part of the blind rivet nuts, the material rack for clamping the blind rivet nuts, the gripper for grabbing the blind rivet nuts and the riveting mechanism for pressing the blind rivet nuts into the workpiece to be riveted are respectively arranged on the rack, during operation, the blind rivet nuts are fed to the movable table one by the vibrating tray, the blind rivet nuts are fed to the lower part of the gripper for grabbing by the movable table, the gripper feeds the grabbed blind rivet nuts to the material rack for clamping, then the servo driving mechanism of the riveting mechanism drives the pressing piece to descend to be close to the material rack, the blind rivet nuts are continuously descended to be close to the workpiece to be riveted after being sucked by the magnetic adsorption piece at the lower end of the pressing piece, during the period, the first clamping part and the second clamping part can be forced to loosen the blind rivet nuts so that the blind rivet nuts can descend together with the pressing piece until the pressing piece is pressed into the workpiece to be riveted, the blind rivet nuts are matched with the movable seat, the gripper and the material rack to serve as a conveying structure of the blind rivet nuts, and the blind rivet nuts are produced in various applicable modes, and the production efficiency is improved, and the production efficiency is low, and the production efficiency is improved.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a mating view of a material support, a mobile station, a material rack, and a gripper;

fig. 3 is an assembly diagram of a mobile station and a mounting bracket.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, in the embodiment of the present utility model, directional indications (such as up, down, left, right, front, rear, top, bottom, inner, outer, vertical, lateral, longitudinal, counterclockwise, clockwise, circumferential, radial, axial … …) are referred to, and the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first" or "second" etc. in the embodiments of the present utility model, the description of "first" or "second" etc. is only for descriptive purposes, and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides a press riveting device.

In the embodiment of the utility model, as shown in fig. 1 to 3, the press riveting device comprises a frame 1, a material bracket 2, a vibration disc 3, a movable table 4, a material rack 5, a grip 6 and a press riveting mechanism;

the material support 2 is fixedly arranged on the frame 1 and is used for placing a workpiece to be riveted;

the vibration disc 3 is arranged on the frame 1 and is used for conveying the rivet nut;

the movable table 4 is movably arranged on the frame 1, the movable table 4 is provided with a material level 41 for inserting the partial lower end of the rivet nut, one side of the material level 41, which is correspondingly close to the discharge hole of the vibration disc 3, is opened, the movable table 4 can move between the position for aligning the material level 41 with the discharge hole of the vibration disc 3 and enabling the open hole of the material level 41 for inserting the rivet nut and driving the rivet nut in the material level 41 to be far away from the discharge hole of the vibration disc 3 in a staggered manner, and a first telescopic cylinder 42 is used for driving the movable table 4 to do the movement;

the material rack 5 is arranged at a position of the frame 1 corresponding to the material bracket 2, the tail end of the material rack 5 is pivotally provided with a first clamping part 51 and a second clamping part 52 through a torsion spring, and the first clamping part 51 and the second clamping part 52 can swing between the clamping and loosening positions of the rivet nut;

the gripper 6 is movably arranged on the frame 1, can reciprocate at a position between the mobile station 4 and the material frame 5, and is used for gripping a rivet nut on the mobile station 4 and sending the rivet nut to the first clamping part 51 and the second clamping part 52 for clamping;

the riveting mechanism comprises a pressing piece 71 with a magnetic adsorption piece at the lower end part and a servo driving mechanism 72, the pressing piece 71 is vertically positioned at the position above the material rack 5, the servo driving mechanism 72 can drive the pressing piece 71 to move down to enable the lower end part of the pressing piece 71 to prop against the material rack 2 or lift away from the material rack 2, the magnetic adsorption piece attracts the rivet nut on the material rack 5 in the descending process of the pressing piece 71, meanwhile, the pressing piece 71 forces the first clamping part 51 and the second clamping part 52 to loosen the rivet nut, and the pressing piece 71 drives the attracted rivet nut to move down to be close to the material rack 2 until the rivet nut is pressed into a workpiece to be riveting on the material rack 2.

Specifically, a mounting frame 8 is further provided, and the mobile station 4 is movably mounted on the mounting frame 8 through the cooperation of the first sliding rail and the first sliding block.

Specifically, the discharge end of the vibration disc 3 is provided with a pipeline 31 for conveying the rivet nut, the free end of the pipeline 31 is fixedly mounted on the mounting frame 8, and a first avoiding hole is formed in the mounting frame 8 corresponding to the position of the end opening of the pipeline 31, so that the rivet nut in the pipeline 31 enters the material level 41 on the mobile station 4 through the first avoiding hole.

Specifically, the second avoiding hole 411 that suits with the grabbing portion of the gripper 6 is arranged on one side of the material level 41, the second avoiding hole 411 is communicated with the material level 41, the mounting frame 8 is provided with a third avoiding hole 81, and the mobile station 4 drives the rivet nut to move until the second avoiding hole 411 and the third avoiding hole 81 are aligned, so that the gripper 6 can grab the rivet nut.

Specifically, the gripper 6 includes a support 61, and a first clamping arm 62 and a second clamping arm 63 movably mounted on the support 61, and the first clamping arm 62 and the second clamping arm 63 can be driven to move between abutting and separating positions by a second telescopic cylinder (not shown) or a linear motor so as to grab a blind rivet nut located in the material level 41 or loosen the blind rivet nut.

Specifically, the riveting machine further comprises a third telescopic cylinder 64 and a fourth telescopic cylinder (not shown), the cylinder body of the third telescopic cylinder 64 is vertically movably mounted on the frame 1 through the matching of the second sliding block and the second sliding rail, the end portion of the piston rod of the third telescopic cylinder 64 is fixedly connected with the gripper 6 and used for driving the gripper 6 to do descending or ascending actions, the first clamping arm 62 and the second clamping arm 63 are close to the material level 41 to grab the rivet nut and drive the rivet nut to be far away from the material level 41, the cylinder body of the fourth telescopic cylinder is fixedly mounted on the frame 1, the piston rod of the fourth telescopic cylinder is fixedly connected with the cylinder body of the third telescopic cylinder 64, the piston rod of the fourth telescopic cylinder drives the third telescopic cylinder 64 to drive the gripper 6 to move between the positions above the frame 8 and above the material frame 5 through the telescopic action of the fourth telescopic cylinder, after the gripper 6 grabs the rivet nut is driven to move to the position above the material frame 5 through the driving of the fourth telescopic cylinder, and then the gripper 6 is driven to descend through the third telescopic cylinder 64 to drive the gripper 6 to rivet nut to the position to be far away from the material level 41, and the first clamping part and the second clamping part 52.

Specifically, the material rack 5 is movably mounted on the frame 1 through the cooperation of the third sliding block and the third sliding rail, and can move between a position where the first clamping portion 51 and the second clamping portion 52 are vertically aligned with the material support 2, and a position where the first clamping portion 51 and the second clamping portion 52 are vertically aligned with the gripper 6, and a fifth telescopic cylinder 53 is further provided for driving the material rack 5 to do the movement.

Specifically, the material support 2 includes base 21 and shaft-like support piece 22, support piece 22 vertical fixed mounting is in base 21, and support piece 22 upper end cover is equipped with top spring 23 and external member 24, and the top and the external member 24 elasticity of top spring 23 offset, and external member 24 top is equipped with the screens 241 that are fit with the riveting hole on the work piece that waits to rivet for wait to rivet the riveting hole card of work piece and go into and wait to press and rivet.

Specifically, a control system electrically connected with the vibration disc 3, the movable table 4, the gripper 6 and the press riveting mechanism is further provided for controlling the vibration disc 3, the movable table 4, the gripper 6 and the press riveting mechanism to perform corresponding actions.

Specifically, a control panel 9 is further provided, and the control panel 9 is electrically connected with the control system, and is used for manually controlling the vibration disc 3, the mobile station 4, the gripper 6 and the riveting mechanism to perform corresponding actions and displaying working states of the vibration disc 3, the mobile station 4, the gripper 6 and the riveting mechanism.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. The press riveting device is characterized by comprising a frame (1), a material support (2), a vibration disc (3), a moving table (4), a material rack (5), a gripper (6) and a press riveting mechanism;

the material support (2) is fixedly arranged on the frame (1) and is used for placing a workpiece to be riveted;

the vibration disc (3) is arranged on the frame (1) and is used for conveying the rivet nut;

the movable table (4) is movably arranged on the frame (1), the movable table (4) is provided with a material level (41) for inserting the lower end of a part of the rivet nut, one side of the material level (41) which is close to a discharge hole of the vibration disc (3) is opened, the movable table (4) can move between the position for enabling the material level (41) to be aligned with the discharge hole of the vibration disc (3) and enabling the open hole of the material level (41) to enter the material level (41) and the position for driving the rivet nut in the material level (41) to be far away from the discharge hole of the vibration disc (3) in a staggered manner, and a first telescopic cylinder (42) is used for driving the movable table (4) to do the movement;

the material rack (5) is arranged at a position above the frame (1) corresponding to the material support (2), a first clamping part (51) and a second clamping part (52) are pivotally arranged at the tail end of the material rack (5) through torsion springs, and the first clamping part (51) and the second clamping part (52) can swing between positions for clamping and loosening the rivet nut;

the gripper (6) is movably arranged on the frame (1) and can reciprocate at a position between the mobile station (4) and the material rack (5) and is used for gripping a rivet nut on the mobile station (4) and sending the rivet nut to the first clamping part (51) and the second clamping part (52) for clamping;

the riveting mechanism comprises a pressing piece (71) with a magnetic absorption part at the lower end part and a servo driving mechanism (72), wherein the pressing piece (71) is vertically positioned at the position above the material rack (5), the servo driving mechanism (72) can drive the pressing piece (71) to downwards move the lower end part of the pressing piece (71) to prop against the material rack (2) or to ascend away from the material rack (2), the magnetic absorption part absorbs the rivet nut on the material rack (5) in the descending process of the pressing piece (71), meanwhile, the pressing piece (71) forces the first clamping part (51) and the second clamping part (52) to loosen the rivet nut, and the pressing piece (71) drives the absorbed rivet nut to continuously descend to be close to the material rack (2) until the rivet nut is pressed into a workpiece to be riveted on the material rack (2).

2. The clinching apparatus of claim 1, wherein: the mobile station is further provided with a mounting frame (8), and the mobile station (4) is movably mounted on the mounting frame (8) through the cooperation of the first sliding rail and the first sliding block.

3. The clinching apparatus of claim 2, wherein: the discharge end of vibration dish (3) is equipped with pipeline (31) that are used for carrying and draw riveting nut, the free end fixed mounting of pipeline (31) in mounting bracket (8), mounting bracket (8) correspond pipeline (31) open-ended position and are equipped with first hole of dodging to draw riveting nut in pipeline (31) and get into material level (41) on mobile station (4) through first hole of dodging.

4. The clinching apparatus of claim 2, wherein: the utility model discloses a rivet nut is drawn to the material level (41), including material level (41) and handle (6), material level (41) one side is equipped with second avoidance hole (411) with the grabbing portion looks adaptation of handle (6), and second avoidance hole (411) and material level (41) intercommunication, mounting bracket (8) are equipped with the third and dodge hole (81), and mobile station (4) drive and draw the rivet nut and move to make second avoidance hole (411) and third dodge hole (81) when aligning, can supply handle (6) to snatch and draw the rivet nut.

5. The clinching apparatus of claim 1, wherein: the gripper (6) comprises a support (61) and a first clamping arm (62) and a second clamping arm (63) which are movably mounted on the support (61), and the first clamping arm (62) and the second clamping arm (63) can be driven to move between the abutting and separating positions through a second telescopic cylinder or a linear motor so as to grab a blind rivet nut in the material level (41) or loosen the blind rivet nut.

6. The clinching apparatus of claim 5, wherein: the automatic riveting machine is characterized by further comprising a third telescopic cylinder (64) and a fourth telescopic cylinder, wherein the cylinder body of the third telescopic cylinder (64) is vertically movably mounted on the frame (1) through the matching of the second sliding block and the second sliding rail, the piston rod end of the third telescopic cylinder (64) is fixedly connected with the gripper (6) and used for driving the gripper (6) to do descending or ascending motion, the first clamping arm (62) and the second clamping arm (63) are close to the material level (41) to grab the rivet nut and drive the rivet nut to be far away from the material level (41), the cylinder body of the fourth telescopic cylinder is fixedly mounted on the frame (1), the piston rod of the fourth telescopic cylinder is fixedly connected with the cylinder body of the third telescopic cylinder (64) so as to drive the gripper (6) to move between the position above the mounting frame (8) and the position above the material frame (5) through the telescopic motion of the piston rod of the fourth telescopic cylinder, and after the gripper (6) grabs the rivet nut can be driven by the driving of the fourth telescopic cylinder to drive the gripper (6) to drive the rivet nut to move to the material frame (5) to the position above the material frame (41), and then drive the rivet nut to move to the second clamping portion (52) through the third telescopic cylinder (64) to drive the third telescopic cylinder to drive the gripper to move the gripper to the rivet nut to be far from the material level (52).

7. The clinching apparatus of claim 6, wherein: the material rack (5) is movably mounted on the frame (1) through the matching of the third sliding block and the third sliding rail, and can move between the positions where the first clamping part (51) and the second clamping part (52) are vertically aligned with the material support (2) and the positions where the first clamping part (51) and the second clamping part (52) are vertically aligned with the gripping hand (6), and a fifth telescopic cylinder (53) is further arranged and used for driving the material rack (5) to do the movement.

8. The clinching apparatus of claim 1, wherein: the material support (2) comprises a base (21) and a rod-shaped supporting piece (22), wherein the supporting piece (22) is vertically and fixedly arranged on the base (21), a top spring (23) and a sleeve piece (24) are sleeved at the upper end of the supporting piece (22), the top end of the top spring (23) is elastically abutted against the sleeve piece (24), and a clamping position (241) which is matched with a riveting hole on a workpiece to be riveted is arranged at the top end of the sleeve piece (24) so that the riveting hole of the workpiece to be riveted can be clamped in and is waiting for riveting.

9. The clinching apparatus of claim 1, wherein: the control system is also provided with a vibrating disc (3), a movable table (4), a grip (6) and a press riveting mechanism, and is used for controlling the vibrating disc (3), the movable table (4), the grip (6) and the press riveting mechanism to perform corresponding actions.

10. The clinching apparatus of claim 9, wherein: the automatic riveting machine is characterized by further comprising a control panel (9), wherein the control panel (9) is electrically connected with the control system and is used for manually controlling the vibration disc (3), the mobile station (4), the grip (6) and the riveting mechanism to perform corresponding actions and displaying the working states of the vibration disc (3), the mobile station (4), the grip (6) and the riveting mechanism.