阅读说明：本技术 一种基于软件定义的智能防呆电动螺丝刀 (Intelligent fool-proof electric screwdriver based on software definition ) 是由 刘鹏 于 2021-07-20 设计创作，主要内容包括：本发明涉及一种基于软件定义的智能防呆电动螺丝刀,本发明包括壳体和扭螺丝组件,所述扭螺丝组件包括用于输出扭矩的转轴、驱动系统、检测系统、第一控制器以及电源,所述驱动系统包括用于带动所述转轴旋转的旋转驱动装置,所述检测系统包括扭力检测装置,所述第一控制器根据所述扭力检测装置所检测到的扭力对所述旋转驱动装置进行控制；所述扭螺丝组件还包括AI防呆模块,所述AI防呆模块包括显示屏、摄像头以及第二控制器,所述第一控制器还根据所述第一控制器的对比结果对所述旋转驱动装置进行控制和/或对报警装置进行控制。本发明不仅提升生产效率和保护产品螺丝眼的安全而且也大大的避免了人为的误操作对产品造成损害。(The invention relates to an intelligent fool-proof electric screwdriver based on software definition, which comprises a shell and a screw twisting assembly, wherein the screw twisting assembly comprises a rotating shaft for outputting torque, a driving system, a detection system, a first controller and a power supply, the driving system comprises a rotary driving device for driving the rotating shaft to rotate, the detection system comprises a torque detection device, and the first controller controls the rotary driving device according to the torque detected by the torque detection device; turn round screw subassembly and still include AI and prevent slow-witted module, AI prevents slow-witted module and includes display screen, camera and second controller, first controller is still right according to the contrast result of first controller the rotation driving device is controlled and/or is controlled alarm device. The invention not only improves the production efficiency and protects the safety of the product screw hole, but also greatly avoids the damage of the product caused by artificial misoperation.)

1. An intelligent foolproof electric screwdriver based on software definition is used for screwing a screw on a product, the intelligent fool-proof electric screwdriver comprises a shell and a screw twisting component arranged on the shell, the screw twisting component comprises a rotating shaft for outputting torque, a driving system for driving the rotating shaft to act, a detection system for detecting the rotating shaft, a first controller for controlling the driving system according to detection information of the detection system and a power supply for supplying power to an electric component of the screw twisting component, the driving system comprises a rotary driving device for driving the rotating shaft to rotate, the detection system comprises a torsion detection device for detecting torsion borne by the rotating shaft, the first controller controls the rotation driving device according to the torsion detected by the torsion detecting device;

the torsion screw assembly is characterized by further comprising an AI fool-proofing module, wherein the AI fool-proofing module comprises a display screen for displaying standard assembly information of the current screw and the product, a camera for photographing actual assembly information of the current screw and the product, and a second controller for comparing the actual assembly information with the standard assembly information and feeding back a comparison result to the first controller, and the first controller controls the rotation driving device and/or controls the alarm device according to the comparison result of the first controller.

2. The intelligent fool-proof electric screwdriver based on the software definition as claimed in claim 1, wherein the casing comprises a first casing and a second casing which are detachably connected, the first controller and the power supply are arranged in the first casing, the rotary driving device and the torque driving device are arranged in the second casing, the first casing is provided with a first plugging structure, the second casing is provided with a second plugging structure, the first controller and the power supply are electrically connected with the first plugging structure, and the driving system and the detecting system are electrically connected with the second plugging structure.

3. The intelligent fool-proof electric screwdriver according to claim 1, wherein the standard assembly information and the actual assembly information comprise screw model, product model and screwing process.

4. The intelligent fool-proof electric screwdriver based on the software definition is characterized in that the driving system further comprises a telescopic driving mechanism, the telescopic driving mechanism comprises a telescopic driving device and a torsion adjusting plate, a telescopic part of the telescopic driving device is connected with the torsion adjusting plate through pull rods on two sides, the rotary driving device is installed on a fixed frame, the fixed frame is movably arranged between the telescopic driving device and the torsion adjusting plate, a spring is installed between the fixed frame and the torsion adjusting plate, the telescopic driving device drives the torsion adjusting plate to reciprocate back and forth through the pull rods on two sides, and the torsion adjusting plate extrudes the spring to control the distance between the torsion adjusting plate and the rotary driving device.

5. The intelligent foolproof electric screwdriver according to claim 1, wherein the housing is provided with a button for inputting a torque value to the first controller and an LED display screen for displaying the torque value.

6. The intelligent foolproof electric screwdriver according to claim 1, wherein the camera and the second controller are in network transmission via MQTT protocol.

7. The intelligent foolproof electric screwdriver according to claim 1, wherein said rotary driving device and said first controller are connected through a CAN bus.

8. The intelligent fool-proof electric screwdriver based on the software definition as claimed in claim 1, wherein the first controller is an MCU controller.

9. The intelligent foolproof electric screwdriver according to claim 1, wherein the rotation driving device comprises a rotating motor and a speed reducer, the speed reducer is connected to a power output end of the rotating motor, and the rotating shaft is connected to a power output end of the speed reducer.

Technical Field

The invention relates to the technical field of screw tightening equipment, in particular to an intelligent fool-proof electric screwdriver based on software definition.

Background

At high performance server trade, especially mainboard assembly factory, the quality of threaded fastener assembly will directly influence the assembly quality and the operational reliability of whole server, traditional assembly factory, the order that the workman beaten the screw is all accomplished by workman's memory, requirement to the workman is than higher, the workman can take place the screw model occasionally and beat the mistake, the order of beating the screw leads to the fact easily doing over again, some screw holes forget to beat the screw, influence assembly efficiency also can lead to the fact the destruction of product, how to avoid the above-mentioned condition is the technical problem that the field is waited to solve urgently.

Disclosure of Invention

Therefore, the invention aims to solve the technical problems that workers sometimes make wrong types of screws, the sequence of screwing easily causes reworking, some screw holes forget screwing and the like in the prior art.

In order to solve the technical problems, the invention provides an intelligent fool-proof electric screwdriver based on software definition, the intelligent fool-proof electric screwdriver is used for screwing a screw on a product and comprises a shell and a screw twisting component arranged on the shell, the screw twisting component comprises a rotating shaft for outputting torque, a driving system for driving the rotating shaft to act, a detection system for detecting the rotating shaft, a first controller for controlling the driving system according to detection information of the detection system and a power supply for supplying power to an electric component of the screw twisting component, the driving system comprises a rotary driving device for driving the rotating shaft to rotate, the detection system comprises a torsion detection device for detecting torsion borne by the rotating shaft, the first controller controls the rotation driving device according to the torsion detected by the torsion detecting device;

turn round screw subassembly and still include AI and prevent slow-witted module, AI prevents slow-witted module including the display screen that is used for showing the standard assembly information of current screw and product, be used for the camera of shooing actual assembly information of current screw and product and be used for comparing actual assembly information and standard assembly information and feeding back the comparison result to the second controller of first controller, first controller still according to the comparison result of first controller is right rotary drive device controls and/or controls alarm device.

Further, the casing includes first shell and the second shell of detachable connection, first controller with the power is established in the first shell, rotary driving device with torsion drive arrangement locates in the second shell, first shell is equipped with first plug structure, the second shell is equipped with second plug structure, first controller with the power with first plug structure electricity is connected, actuating system with detecting system with second plug structure electricity is connected.

Further, the standard assembly information and the actual assembly information include a screw model, a product model, and a screwing process.

Further, actuating system still includes flexible actuating mechanism, flexible actuating mechanism includes flexible drive arrangement and torque adjustment board, flexible drive arrangement's telescopic part with the torque adjustment board is connected through the pull rod of both sides, rotary drive arrangement installs in a fixed frame, fixed frame mobilizable locating flexible drive arrangement with between the torque adjustment board, fixed frame with the spring is equipped with between the torque adjustment board, flexible drive arrangement drives through the both sides pull rod reciprocating motion is front-back to the torque adjustment board, the extrusion of torque adjustment board spring control the torque adjustment board with distance between the rotary drive arrangement.

Furthermore, the shell is provided with a key for inputting a torsion value to the first controller and an LED display screen for displaying the torsion value.

Further, the camera and the second controller perform network transmission through an MQTT protocol.

Further, the rotation driving device and the first controller are connected through a CAN bus.

Further, the first controller is an MCU controller.

Furthermore, the rotary driving device comprises a rotary motor and a speed reducer, the speed reducer is connected to the power output end of the rotary motor, and the rotating shaft is connected to the power output end of the speed reducer.

Compared with the prior art, the technical scheme of the invention has the following advantages:

1) according to the intelligent fool-proof electric screwdriver based on software definition, the AI fool-proof module can compare actual assembly information with standard assembly information and feed back the actual assembly information to the first controller, and meanwhile, the first controller gives out corresponding early warning and prompting.

2) The intelligent fool-proof electric screwdriver based on software definition can directly input a specified torsion value to control the torsion of the electric screwdriver, and simultaneously, a detection system is added to realize the functions of torsion feedback and self calibration.

Drawings

In order that the present disclosure may be more readily and clearly understood, the following detailed description of the present disclosure is provided in connection with specific embodiments thereof and the accompanying drawings, in which,

FIG. 1 is a schematic view of the electric screwdriver of the present invention;

fig. 2 is a diagram of the working structure of the present invention.

The specification reference numbers indicate: 10. a first housing; 11. a first controller; 12. a power source; 20. a second housing; 21. a rotating shaft; 22. a rotation driving device; 23. a torsion detection device; 24. a telescopic driving device; 25. a torsion adjusting plate; 26. a pull rod; 27. a spring; 28. a fixing frame is provided.

Detailed Description

The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.

It should be noted that the following detailed description is exemplary and is intended to provide further improvements to the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise. In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only relational terms determined for convenience in describing structural relationships of the parts or elements of the present disclosure, and do not refer to any parts or elements of the present disclosure, and are not to be construed as limiting the present disclosure. In the present disclosure, terms such as "fixedly connected", "connected", and the like are to be understood in a broad sense, and mean either a fixed connection or an integrally connected or detachable connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present disclosure can be determined on a case-by-case basis by persons skilled in the relevant art or technicians, and are not to be construed as limitations of the present disclosure.

Referring to fig. 1 and 2, as shown in the drawings, an intelligent fool-proof electric screwdriver based on software definition, the intelligent fool-proof electric screwdriver is used for screwing a screw on a product and comprises a shell and a screw twisting component arranged on the shell, the screw twisting assembly comprises a rotating shaft 21 for outputting torque, a driving system for driving the rotating shaft to act, a detection system for detecting the rotating shaft, a first controller 11 for controlling the driving system according to detection information of the detection system, and a power supply 12 for supplying power to electric parts of the screw twisting assembly, the driving system comprises a rotation driving device 22 for driving the rotation shaft 21 to rotate, the detecting system comprises a torsion detecting device 23 for detecting the torsion applied on the rotation shaft, the first controller 11 controls the rotation driving device 22 according to the torque detected by the torque detecting device 23;

the twist screw assembly further comprises an AI fool-proofing module, the AI fool-proofing module comprises a display screen for displaying standard assembly information of the current screw and the product, a camera for photographing actual assembly information of the current screw and the product, and a second controller for comparing the actual assembly information with the standard assembly information and feeding back a comparison result to the first controller 11, and the first controller 11 further controls the rotation driving device 22 and/or controls the alarm device according to the comparison result of the first controller 11.

In the above, the AI fool-proofing module can compare actual assembly information with standard assembly information and feed back the actual assembly information to the first controller, and the first controller gives out corresponding early warning and prompt

In a preferred embodiment of the present invention, the housing includes a first housing 10 and a second housing 20 detachably connected to each other, the first controller 21 and the power source 21 are disposed in the first housing 10, the rotation driving device 22 and the torsion detecting device 23 are disposed in the second housing 20, the first housing 10 is provided with a first plug structure, the second housing 20 is provided with a second plug structure, the first controller 20 and the power source 21 are electrically connected to the first plug structure, and the driving system and the detecting system are electrically connected to the second plug structure.

In a preferred implementation manner of this embodiment, the standard assembly information and the actual assembly information include a screw model, a product model, and a screw screwing process.

In a preferred embodiment of this embodiment, the driving system further includes a telescopic driving mechanism, the telescopic driving mechanism includes a telescopic driving device 24 and a torsion adjusting plate 25, a telescopic portion of the telescopic driving device 24 is connected to the torsion adjusting plate 25 through two side pull rods 26, the rotary driving device 22 is mounted on a fixed frame 28, the fixed frame 28 is movably disposed between the telescopic driving device 24 and the torsion adjusting plate 25, a spring 27 is mounted between the rotary driving device 22 and the torsion adjusting plate 25, the telescopic driving device 24 drives the torsion adjusting plate 25 to reciprocate back and forth through the two side pull rods 26, and the torsion adjusting plate 25 extrudes the spring 27 to control a distance between the torsion adjusting plate 25 and the rotary driving device 22.

In a preferred embodiment of the present invention, the housing is provided with a button for inputting the torque value to the first controller and an LED display screen for displaying the torque value.

In the above, the screwdriver can directly input the designated torque value to control the torque of the electric screwdriver, and meanwhile, the detection system is added to realize the functions of torque feedback and self calibration

In a preferred implementation manner of this embodiment, the camera and the second controller perform network transmission through an MQTT protocol.

In the above, the MQTT protocol has the characteristics of simplicity, easy implementation, QoS support, small message and the like.

In a preferred embodiment of the present embodiment, the rotation driving device 22 and the first controller 11 are connected by a CAN bus.

In the above, the CAN bus has a long transmission distance, high real-time performance, high anti-electromagnetic interference capability and low cost.

In a preferred embodiment of this embodiment, the first controller 11 is an MCU controller.

In the above, the MCU controller may specifically employ stm32 or raspberry pi.

In a preferred embodiment of the present invention, the rotation driving device 22 includes a rotating electric machine and a speed reducer, the speed reducer is connected to a power output end of the rotating electric machine, and the rotating shaft is connected to a power output end of the speed reducer.

The invention provides an intelligent fool-proof electric screwdriver based on software definition, which introduces the principle of the invention as follows:

the invention comprises a torsion adjusting part and an AI fool-proof alarm part:

the torsion adjusting part controls the telescopic driving device 24 by the first controller 11 to drive the torsion adjusting plate 25 to extrude the spring 27 for maximum torsion adjustment. The telescopic driving device 24 moves linearly forwards and backwards to drive the pull rod 26 to drive the torque adjusting plate 25 to move forwards and backwards to extrude the spring 27 so as to achieve the function of electric adjustment, and a large amount of experimental data prove that the closer the distance between the torque adjusting plate 25 and the rotary driving device 22 is, the greater the torque output by the screwdriver is, the linear relationship is, otherwise, the smaller the torque is, so that the purpose of controlling the torque by controlling the telescopic distance of the telescopic driving device 24 is achieved. By comparing the feedback torque value of the torque detecting device 23 of the cutter head with the torque value of the AI terminal, the first controller 11 can realize the torque value and the self-calibration function to the user setting. One end of the electric screwdriver rotating shaft is connected with the torsion detection device 23, the other end of the electric screwdriver rotating shaft can be connected with screwdriver bits of various types, so that PID closed-loop control of an actuating mechanism (a telescopic driving device 24), a controlled object (the screwdriver bits) and a measuring unit (the torsion detection device 23) is formed on hardware, starting and stopping of screwing screws of a motor controlled by the PID are gentle and stable, and the screwdriver bits and the screws can be effectively prevented from sliding.

The AI fool-proofing alarm part comprises a display screen for displaying the standard assembly information of the current screw and the product, a camera for photographing the actual assembly information of the current screw and the product, and a second controller for comparing the actual assembly information with the standard assembly information and feeding back the comparison result to the first controller 11. The display screen displays the model of the next screw to be screwed, the model of the screw, the sequence of the next screw to be screwed and the condition of the screw which is lacked in the product, the camera photographs the model of the product, the behavior of the worker for screwing, the model of the screw, the sequence of screwing and the screw eye of the product and uploads the photographed image to the second controller, the second controller carries out real-time artificial intelligence recognition and collects the data of the controller to make standard judgment and feed the standard judgment back to the first controller 11 and the front end to make corresponding early warning and prompt, and the safety of the worker, the screw and the product is guaranteed.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.