阅读说明：本技术 一种旋铆行程可调的旋铆装置 (Spin-riveting device with adjustable spin-riveting stroke ) 是由 吕技伟 周智勇 赵鹏 段夫兴 沈克雨 于 2020-12-31 设计创作，主要内容包括：本发明公开了一种旋铆行程可调的旋铆装置,属于旋铆装置领域,包括：机架,机架上设置有安装架、旋铆机头和工作平台,安装架包括第一驱动电机、丝杆和滑块,第一驱动电机固定安装在安装架上,丝杆设置在安装架内部,丝杆一端通过联轴器连接第一驱动电机的输出端,滑块套设在丝杆上,滑块穿设于安装架上的隔离板,旋铆机头通过安装板固定安装在滑块上,工作平台对应设置在旋铆机头下方,待加工工件放置在工作平台上。本发明公开的一种旋铆行程可调的旋铆装置,旋铆机头在铆接加工过程中行程可改变,实现在同一工序内不同平面上的铆钉窝合。(The invention discloses a spin riveting device with adjustable spin riveting stroke, belonging to the field of spin riveting devices and comprising: the frame, be provided with the mounting bracket in the frame, rivet aircraft nose and work platform soon, the mounting bracket includes first driving motor, lead screw and slider, first driving motor fixed mounting is on the mounting bracket, the lead screw sets up inside the mounting bracket, the output of the first driving motor of coupling joint is passed through to lead screw one end, the slider cover is established on the lead screw, the division board on the mounting bracket is worn to locate by the slider, rivet the aircraft nose soon and pass through mounting panel fixed mounting on the slider, work platform corresponds the setting and rivets aircraft nose below soon, treat that the processing work piece places on work platform. According to the rotary riveting device with the adjustable rotary riveting stroke, the stroke of the rotary riveting machine head can be changed in the riveting process, and riveting on different planes in the same procedure is realized.)

1. The utility model provides a spin-on rivet stroke adjustable spin-on rivet device which characterized in that includes: the riveting device comprises a rack (1), wherein a mounting rack (2), a rotary riveting machine head (3) and a working platform (4) are arranged on the rack (1), the mounting rack (2) comprises a first driving motor (21), a lead screw (22) and a sliding block (23), the first driving motor (21) is fixedly mounted on the mounting rack (2), the lead screw (22) is arranged inside the mounting rack (2), one end of the lead screw (22) is connected with the output end of the first driving motor (21) through a coupler (24), the sliding block (23) is sleeved on the lead screw (22), the sliding block (23) is penetrated through a partition plate (25) on the mounting rack (2), the rotary riveting machine head (3) is fixedly mounted on the sliding block (23) through a mounting plate (5), and the working platform (4) is correspondingly arranged below the rotary riveting machine head (3), and the workpiece to be processed is placed on the working platform (4).

2. A spin-riveting apparatus with adjustable spin-riveting stroke according to claim 1, characterized in that the two ends of the screw rod (22) are fixedly arranged in the mounting frame (2) through a supporting seat (221).

3. A spin-riveting apparatus with adjustable spin-riveting stroke according to claim 1, characterized in that the separation plate (25) is provided with at least one slide rail (6), and the mounting plate (5) is slidably connected to the slide rail (6).

4. A spin riveting device with adjustable spin riveting stroke according to claim 3, characterized in that the separation plate (25) is provided with two parallel slide rails (6), the two slide rails (6) are symmetrically arranged at two sides of the slide block (23), and the mounting plate (5) is slidably connected to the slide rails (6).

5. A spin-riveting apparatus with adjustable spin-riveting stroke according to claim 1, characterized in that the spin-riveting head (3) comprises a clamp (31), a second driving motor (32) and a riveting head (33), the clamp (31) is fixedly arranged on the mounting plate (5), the second driving motor (32) is fixedly arranged on the clamp (31), and the riveting head (33) is connected with the output end of the second driving motor (32).

6. A spin-riveting device with adjustable spin-riveting stroke according to claim 5, characterized in that a torque detector is arranged in the second driving motor (32).

7. A device according to claim 1 or 5, characterized in that said first (21) and second (32) driving motors are servomotors.

Technical Field

The invention belongs to the field of spin riveting devices, and particularly relates to a spin riveting device with an adjustable spin riveting stroke.

Background

The spin riveting machine utilizes punching machine equipment and a special connecting die to form a stress-free concentrated internal mosaic round point with certain tensile strength and shear strength through an instant strong high-pressure processing process according to the cold extrusion deformation of the material of the plate, and then two layers or multiple layers of plates with different materials and different thicknesses can be connected.

The common single-head spin riveting machine in the market mainly comprises a pneumatic mode and a hydraulic mode, after the stroke of the spin riveting machine head is adjusted, the stroke can not be changed in the riveting process, and when the riveting nails are not on the same plane, riveting can not be completed at one time.

Disclosure of Invention

The invention aims to: the utility model provides a spin riveting device that the stroke of spin riveting aircraft nose can be changed in riveting course of working, the realization is in the same process rivet nest on different planes closes.

In order to achieve the purpose, the invention adopts the following technical scheme: a spin-riveting device with adjustable spin-riveting stroke comprises: the frame, be provided with the mounting bracket in the frame, rivet aircraft nose and work platform soon, the mounting bracket includes first driving motor, lead screw and slider, first driving motor fixed mounting is on the mounting bracket, the lead screw sets up inside the mounting bracket, the output of the first driving motor of coupling joint is passed through to lead screw one end, the slider cover is established on the lead screw, the division board on the mounting bracket is worn to locate by the slider, rivet the aircraft nose soon and pass through mounting panel fixed mounting on the slider, work platform corresponds the setting and rivets aircraft nose below soon, treat that the processing work piece places on work platform.

As a further description of the above technical solution:

the two ends of the screw rod are fixedly arranged in the mounting frame through the supporting seat.

As a further description of the above technical solution:

at least one sliding rail is arranged on the isolation plate, and the mounting plate is connected to the sliding rail in a sliding mode.

As a further description of the above technical solution:

the partition plate is provided with two parallel slide rails, the two slide rails are symmetrically arranged on two sides of the slide block, and the mounting plate is connected to the slide rails in a sliding manner.

As a further description of the above technical solution:

the spin riveting machine head comprises a clamp, a second driving motor and a riveting head, the clamp is fixedly installed on the installation plate, the second driving motor is fixedly installed on the clamp, and the riveting head is connected with the output end of the second driving motor.

As a further description of the above technical solution:

a torsion detector is arranged in the second driving motor.

As a further description of the above technical solution:

the first driving motor and the second driving motor are servo motors.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. according to the riveting machine head, the torque is output by the first driving motor arranged on the mounting frame, so that the stroke of the riveting machine head is flexibly controlled, and riveting on different planes in the same process is realized. The implementation process of the stroke control of the specific rivet head comprises the following steps: the first driving motor transmits the rotating torque to the screw rod (specifically, a ball screw rod can be adopted) through the coupler, the slide block on the screw rod moves up and down according to the rotating direction of the screw rod, and the slide block drives the riveting machine head to move up and down linearly. The riveting aircraft nose is through the mounting panel of sliding connection on two slide rails, the further linearity of guaranteeing the motion.

2. In the invention, the second driving motor outputs the rotating torque force, so that the riveting head completes the process riveting action. In addition, a torsion detector is arranged in the second driving motor and used for detecting the torque torsion value of the rivet joint surface of the rivet joint and the product rivet, the torsion value is correspondingly referred to the torsion value required by riveting rivets of different products, and if the torsion value is lower than or higher than the range of the torsion value, the riveting machine gives an alarm in real time. Therefore, the self-detection mechanism of missing riveting, wrong riveting and poor riveting of the rivet of the product to be riveted can be realized.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a spin-riveting device with an adjustable spin-riveting stroke.

Fig. 2 is a perspective view of a spin riveting head in a spin riveting device with an adjustable spin riveting stroke.

Fig. 3 is a schematic structural view of a spin riveting head in a spin riveting device with an adjustable spin riveting stroke.

Illustration of the drawings:

1. a frame; 2. a mounting frame; 21. a first drive motor; 22. a screw rod; 221. a supporting seat; 23. a slider; 24. a coupling; 25. a separator plate; 3. riveting a machine head; 31. a clamp; 32. a second drive motor; 33. riveting a joint; 4. a working platform; 5. mounting a plate; 6. a slide rail.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a spin-riveting device with adjustable spin-riveting stroke comprises: frame 1, be provided with mounting bracket 2 in frame 1, rivet aircraft nose 3 and work platform 4 soon, mounting bracket 2 includes first driving motor 21, lead screw 22 and slider 23, first driving motor 21 fixed mounting is on mounting bracket 2, lead screw 22 sets up inside mounting bracket 2, the output of the first driving motor 21 of shaft coupling 24 connection is passed through to lead screw 22 one end, 23 covers of slider are established on lead screw 22, the division board 25 on mounting bracket 2 is worn to locate by slider 23, rivet aircraft nose 3 soon passes through 5 fixed mounting on slider 23 of mounting panel, work platform 4 corresponds the setting and rivets aircraft nose 3 below soon, treat that the processing work piece places on work platform 4. Two ends of the screw rod 22 are fixedly arranged in the mounting frame 2 through a supporting seat 221. The spin riveting head 3 comprises a clamp 31, a second driving motor 32 and a riveting head 33, wherein the clamp 31 is fixedly arranged on the mounting plate 5, the second driving motor 32 is fixedly arranged on the clamp 31, and the riveting head 33 is connected with the output end of the second driving motor 32.

At least one sliding rail 6 is arranged on the isolation plate 25, and the mounting plate 5 is connected to the sliding rail 6 in a sliding manner. The division plate 25 is provided with two parallel slide rails 6, the two slide rails 6 are symmetrically arranged on two sides of the slide block 23, and the mounting plate 5 is slidably connected on the slide rails 6 to ensure the linear stroke of the up/down movement of the spin riveting head 3.

The torque detector is arranged in the second driving motor 32, so that a self-detection mechanism for rivet missing, wrong and poor riveting of a product to be riveted can be conveniently realized. .

The first drive motor 21 and the second drive motor 32 are servo motors, and control accuracy is improved.

The working principle is as follows: the rotary riveting machine head outputs torque through a first driving motor arranged on the mounting frame, the stroke of the rotary riveting machine head is flexibly controlled, and riveting nest closing on different planes in the same process is realized. The implementation process of the stroke control of the specific rivet head comprises the following steps: the first driving motor transmits the rotating torque to the screw rod (specifically, a ball screw rod can be adopted) through the coupler, the slide block on the screw rod moves up and down according to the rotating direction of the screw rod, and the slide block drives the riveting machine head to move up and down linearly. The riveting aircraft nose passes through the mounting panel of sliding connection on two slide rails, guarantees the linearity of motion. The second driving motor outputs rotating torque force, so that the riveting head completes the process riveting action. In addition, a torsion detector is arranged in the second driving motor and used for detecting the torque torsion value of the rivet joint surface of the rivet joint and the product rivet, the torsion value is correspondingly referred to the torsion value required by riveting rivets of different products, and if the torsion value is lower than or higher than the range of the torsion value, the riveting machine gives an alarm in real time. Therefore, the self-detection mechanism of missing riveting, wrong riveting and poor riveting of the rivet of the product to be riveted can be realized.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.