CN112792772A

CN112792772A - Intelligent torque system

Info

Publication number: CN112792772A
Application number: CN202011606778.9A
Authority: CN
Inventors: 杜威; 胡万里; 黄石生; 屈俊杰; 林飞
Original assignee: Changsha Ruibote Technology Co ltd
Current assignee: Changsha Ruibote Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-05-14
Anticipated expiration: 2040-12-30
Also published as: CN112792772B

Abstract

The invention provides an intelligent torque system, which comprises: the main controller is respectively in communication connection with the torque wrench controller and the sleeve selection controller, the torque wrench controller is in communication connection with the torque wrench, the sleeve selection controller is in communication connection with the sleeve selector, the main controller respectively controls the torque wrench and the sleeve selector to be matched with each other according to the internal process flow of the main controller, the structure is simple, the use is convenient, a complete and compatible torque management system is provided, all tightening tools of different brands and models can be centrally managed, more convenience is brought to production line processing and maintenance, the anti-error and anti-leakage functions of bolt tightening operation are realized, a wireless signal transmission mode is adopted, an operation record report can be automatically generated, and meanwhile, the authority management function of operators is also realized, is particularly suitable for the flow line operation of workshops.

Description

Intelligent torque system

Technical Field

The invention relates to the field of intelligent torque wrench device technology, intelligent control technology and automatic control technology, in particular to an intelligent torque system.

Background

In the general assembly process of mechanical equipment, the linking and fastening of parts are the most basic and critical processes, and with the improvement of quality requirements, more effective means, equipment and systems are needed to fully ensure the quality of products and provide system-level error-proofing measures, such as ensuring the tightening torque, the times, automatically avoiding processing products which are unqualified in the previous process sequence, and the like. The data of the product in the processing process can be automatically recorded in the whole process, and the information provided by the database has important significance for the process, quality assurance, production, equipment maintenance and enterprise management.

From the fixed torque spanner to the digital display spanner, the linking and fastening process gradually evolves from a manual mode to tool-level quality assurance, but the quality determination is determined by an operator, and the final tightening torque is directly influenced by the speed and the strength of the tightening action, even the mood.

The most recent tightening tools now provide for the storage of tightening data, which can be retrieved or uploaded from a history record, if necessary, but after all require additional time, and are only tool-level error protection. Some tools also provide a communication interface to communicate with the attached management software, but the tools have obviously different purposes, functions and communication modes, so that the tools cannot be compatible, and the tools cannot share and centrally store the data because the software is completely different.

Disclosure of Invention

Aiming at the problems in the prior art, the intelligent torque system provided by the invention provides a complete and compatible torque management system, can be used for carrying out centralized management on all tightening tools of different brands and models, and brings more convenience to the processing and maintenance of a production line.

In order to achieve the purpose, the invention adopts the following technical scheme:

an intelligent torque system comprising: the main controller is respectively in communication connection with the torque wrench controller and the sleeve selection controller, the torque wrench controller is in communication connection with the torque wrench, the sleeve selection controller is in communication connection with the sleeve selector, and the main controller respectively controls the torque wrench and the sleeve selector to be matched with each other according to the internal process flow of the main controller.

In one embodiment, the sleeve selector includes a sleeve support, a sleeve and a sleeve sensor, the sleeve and the sleeve sensor are disposed on the sleeve support, the sleeve sensor is used for sensing a position of the sleeve, the sleeve sensor transmits a sensing signal to the sleeve selection controller and the main controller, and the main controller controls the torque wrench to cooperate with the correct sleeve to perform a fixing operation according to a process flow inside the main controller and the sensing signal of the sleeve sensor.

In one embodiment, the main controller comprises an identity verification module, a bolt management module, a part management module, a program management module, a sleeve management module and a process editing module;

the identity authentication module is used for identifying and authenticating identity information of the current operator and opening partial or all system functions corresponding to the identity level of the operator;

the bolt management module is used for editing and determining bolt specifications and sleeve specifications required by fastening operation;

the part management module is used for editing the name and the drawing number standard number of a part drawing included in the fastening operation;

the program management module is used for editing the serial number of the fixed program and the serial number and the torque value of the included torque wrench;

the sleeve management module is used for editing the matching condition of the sleeve distributor and the sleeve model;

the process editing module is used for generating and editing the process flow required by system fastening operation.

In one embodiment, the process flow comprises the name of the part drawing, the drawing number standard number, the number of the bolt in the drawing, the bolt specification, the socket specification, the number of the torque wrench, the number of the fixing program, the bolt state information, the torque value, the deviation range of the torque value, the coordinate information of the bolt fixing position in the drawing and the image of the currently processed part.

In one embodiment, the process flow includes an image of the currently processed parts showing the position and status of the bolt currently being tightened.

In one embodiment, the device further comprises a work abnormity processing module, wherein the work abnormity processing module is used for processing the situations of unqualified tightening, repair requirement and part midway replacement in the work.

In one embodiment, the system further comprises a debugging module, wherein the debugging module is used for debugging and determining different process flows to meet fixed operation of different products.

In one embodiment, the process flow can be directly imported into the main controller after being edited by external equipment.

In one embodiment, the main controller further comprises a storage unit, and the storage unit is used for storing operation data information contained in the operation process of the system, uploading the operation data information to a cloud end, and allowing relevant personnel to inquire and download the operation data information.

In one embodiment, the main controller communicates with the torque wrench controller through a TCP/IP protocol, the torque wrench controller wirelessly communicates with a bluetooth module inside the torque wrench through an internal bluetooth module, the main controller communicates with the sleeve selection controller through a serial port 232, and the sleeve selection controller acquires a state of the sleeve selector through an IO.

Compared with the prior art, the intelligent torque system provided by the invention has the advantages that the structure is simple, the use is convenient, the complete and compatible torque management system is provided, all tightening tools of different brands and models can be managed in a centralized manner, more convenience is brought to production line processing and maintenance, the error-proof and leakage-proof functions of bolt tightening operation are realized, an operation record report can be automatically generated by adopting a wireless signal transmission mode, the authority management function of operators is realized, and the intelligent torque system is particularly suitable for the production line operation of workshops.

Drawings

Fig. 1 is a schematic view of the frame structure of the present invention.

Detailed Description

As shown in fig. 1, an intelligent torque system includes: the main controller is respectively in communication connection with the torque wrench controller and the sleeve selection controller, the torque wrench controller is in communication connection with the torque wrench, the sleeve selection controller is in communication connection with the sleeve selector, and the main controller controls the torque wrench and the sleeve selector to be matched with each other according to the internal process flow of the main controller.

Preferably, the main controller communicates with the torque wrench controller through a TCP/IP protocol, the torque wrench controller realizes wireless communication with the torque wrench through an internal Bluetooth module, the main controller communicates with the sleeve selection controller through a serial port 232, and the sleeve selection controller acquires the state of the sleeve selector through IO.

Specifically, the sleeve selector comprises a sleeve support, a sleeve and a sleeve sensor, the sleeve and the sleeve sensor are arranged on the sleeve support, the sleeve sensor is used for sensing the position of the sleeve, the sleeve sensor transmits a sensing signal to the sleeve selection controller and the main controller, the main controller controls the torque wrench to be matched with a correct sleeve to perform fixing operation according to the process flow inside the main controller and the sensing signal of the sleeve sensor, otherwise, the torque wrench is locked and cannot operate.

Specifically, the main controller comprises an identity authentication module, a bolt management module, a part management module, a program management module, a sleeve management module and a process editing module;

the process editing module is used for generating and editing a process flow required by system fastening operation.

Preferably, the process flow comprises the name of the part drawing, the standard number of the drawing, the number of the bolt in the drawing, the specification of the bolt, the specification of the sleeve, the number of the torque wrench, the number of the fixed program, the state information of the bolt, the torque value, the deviation range of the torque value, the coordinate information of the fixed position of the bolt in the drawing and the image of the currently processed part.

Further, the position and the state of the bolt to be screwed currently are displayed in the image of the currently processed part contained in the process flow; the position of the bolt to be screwed currently is displayed by a coordinate numerical value, the state of the bolt to be screwed currently is represented by a small circular colored dot, the bolt to be screwed is qualified, green is displayed, the bolt to be screwed is unqualified, red is displayed, and the bolt to be screwed is yellow.

Preferably, the device further comprises a work abnormity processing module, wherein the work abnormity processing module is used for processing the situations of unqualified tightening, repair and part replacement in the middle of the work.

Preferably, the system further comprises a debugging module, wherein the debugging module is used for debugging and determining different process flows so as to meet the fixed operation of different products.

Preferably, the process flow can be directly imported into the main controller after being edited by external equipment.

Preferably, the main controller further comprises a storage unit, and the storage unit is used for storing operation data information contained in the operation process of the system, and uploading the operation data information to the cloud end for relevant personnel to inquire and download.

Preferably, the UPS is further included for stabilizing the voltage input to the system and preventing the voltage instability from damaging the system.

The operation process of the intelligent torque system provided by the invention is as follows:

1. power on and off

1.1, rotating a power switch clockwise, and lighting a power indicator light to indicate that an external power supply is switched on;

1.2 after the external power supply is switched on, the UPS does not output voltage at the moment, so the system can not be started temporarily;

when the ON/MUTE key ON the main controller is pressed for 1.3 long, about 1S, the beep is heard, the key is released, about 0.5S, and the UPS starts to work. Outputting a voltage of about 220V, wherein the torque system can be started normally;

1.4 after the UPS works, the OFF/ENTER key on the main controller is pressed for a long time, and after a tick is heard, the UPS output voltage becomes 0V;

1.5 finally, the power switch is rotated anticlockwise, and the external power supply is turned off.

2. Torque system on and off

2.1, pressing a power switch key of the industrial personal computer, and starting the industrial personal computer;

2.2 after the industrial personal computer is automatically started, the torque monitoring software is automatically started;

on a software interface after startup, except that the 'login', 'logout' and 'shutdown' buttons are available, other buttons are unavailable; and clicking 'power off', closing the system, and normally closing the industrial personal computer after the system is normally closed.

3. Torque system log-in and log-out

3.1 click the 'login' button on the interface, login interface:

after the account number and the correct password are input, the system can correspondingly open the functions of the system according to the authority of the user, and interfaces displayed by software are different.

Authority 4 (administrator): the highest authority can operate the buttons in all software, and can manage other users.

Authority 3 (engineer): secondary authority, except that user information cannot be managed, can operate all buttons of the system.

Authority 2 (quality inspector): the account password can be modified, the name of a product to be processed can be selected, the product number is input, the system is started and stopped, and errors in the operation of the system are reset.

Authority 1 (operator): the account password can be modified, the name of a product to be processed can be selected, the product number is input, and the system is started and stopped; and simultaneously, the status bar of the system software can display the current login user level and the user name.

3.2 if the system is logged in by an administrator, the user information can be managed at this time. And the user management button is clicked, so that the operations of adding, modifying, deleting and the like can be performed on the user in the system.

If a user logs in at a level lower than the administrator, only the current user's password can be modified at this time. Click on the "modify password" button:

the original password is firstly input, then the new password is input, and only when the input original password is consistent with the current user password, the password can be successfully modified by clicking 'modification'. The next time login is performed, the new password can be used for login.

Clicking the 'logout' button on the interface, the authority is reduced to 0 (without any operation authority), and all the buttons are not available.

4. Bolt management

4.1 click the "bolt management" button on the interface,

managing according to the size of the bolt and the sleeve actually used in the system: sleeves of corresponding sizes are matched according to the sizes of the bolts, and the sleeves can be added, modified and deleted as a set of complete bolt information.

5. Parts management

5.1 click the "parts management" button on the interface,

the management is carried out according to the parts actually used in the system, and one standard number figure number corresponds to one part. Such as motor mounting, support plate mounting, etc.; and correspondingly, operations such as adding, modifying, deleting and the like can be carried out on the parts.

6. Program management

6.1 click the "program management" button on the interface,

and (4) recording a program according to the actual program parameters of the tightening gun in the system, and providing operations such as addition, modification, deletion and the like.

7. Sleeve arrangement

7.1 after all the bolt information needed by the system is input, clicking a 'sleeve configuration' button on the interface,

the drop-down menu for each selector lists the specifications of the cartridges present in the current system, and assigns the correct cartridge to each selector based on the actual cartridge conditions on the cartridge holder. After the allocation is completed, the window is closed, the system prompts whether to save the current configuration, and confirms that the point is 'yes', or else, the point is 'no'.

8. Process editing

8.1 when the bolt management, the part management and the program management are finished, the technological parameters of the product can be edited. Clicking a 'process management' button on the interface,

selecting a product name, the system automatically loads relevant process parameters of the current product into a process parameter list,

one of the technological parameters is selected by a mouse, the system can automatically load the picture of the current part into the system,

if the coordinates of the current part are available, the system will automatically draw the current bolt position into the picture, indicated in the form of a circle and a number, i.e. the bolt number,

and if the current bolt position needs to be added or modified, a mouse is used for double clicking the position of the actual bolt on the picture. The identification of the bolt is synchronously drawn into the picture.

The process parameters of the selected row are automatically filled into the upper drop-down text and input text box.

Wherein the drawing number standard number is bound with the part (i.e. corresponding to the information recorded for the part management, and if the information is not recorded, no display is performed).

The bolt is bound to the sleeve (i.e., corresponding to the information entered for the bolt management, not displayed if this information is not entered).

And binding the tightening gun number with the actually corresponding program number in the tightening gun, and automatically displaying the program number stored in the current tightening gun by the system in a pull-down list form after the tightening gun is selected.

When the program number is selected, the information related to the program information is displayed and is assigned to the torque setting value.

8.2 the user can select from the drop-down list box and input the text box for input according to the actual process parameters, and then click to modify and update the current parameters, or add a new process parameter. If a certain parameter is not needed, it can be deleted. And finally, saving the process parameters of the current product in a file.

9. Normal operating conditions

9.1 after logging in the system, the user can select the product name, and the system can automatically load the process parameters of the current product into the process parameter list.

In the parameter loading process, the system can automatically compare the parameters in the process file with the bolt information, the part information and the program information which are input in the system, if the information in the process file cannot be found in the input information, an alarm can be given, and red is displayed in the prompt box.

9.2 after logging in the system, inputting the current product number in the product numbers, and clicking a 'start' button on the interface.

9.3 after the process flow starts, the first display prompt in the assembly description column, and the prompt information comprises: the type of the sleeve, the number of the tightening gun and the size of the bolt,

9.4 operating personnel takes off the sleeve from the sleeve support according to the prompt message, adorns on the rifle of screwing up that corresponds, and the rifle of screwing up can normally screw up the operation this moment.

9.5 the operator normally pulls the trigger of the tightening gun to tighten the bolt, the indication point of the bolt being tightened shows yellow, and after the tightening is finished, the indication point shows green, and the unqualified indication point shows red. In the work guidance picture, the bolt being tightened is yellow, and the bolt qualified in tightening is green.

And loading the pictures in the operation guidance according to the part names in the current process parameters, and loading the pictures of the parts in the next process when one part is switched to another part after being screwed down.

10. Error handling

10.1 when the tightening is not qualified, the indication point displays red, if the tightening gun is not qualified after 3 times of continuous tightening, the indication point can be lightened to be red, and the buzzer can sound, so that a user with the authority of more than 2 (quality inspectors) needs to log in, and then a reset button is clicked, so that the error can be cleared. And after the error is cleared, the tightening gun is unlocked, and unqualified bolts can be continuously tightened.

10.2 when a certain bolt on the product can not be screwed down any more and needs to be repaired, the system can be stopped first, then the technological parameter of another product name is loaded, the unfinished result can be emptied at the moment, and if the product needs to be screwed down any more, the parameter of the product name is loaded, the product number is input, and a new technological process is started.

10.3 if the last unfinished rework product needs to be tightened, the number of the last unfinished product can be found in the product number drop down list. If not, the system needs to be shut down and restarted, and the system will load the incomplete product number into the product number drop-down list.

11. Debugging

11.1 when a new product exists and the technological parameters need to be debugged, a 'debugging' button can be clicked to enter a debugging mode.

An operator can select a tightening gun and then select a program matched with the tightening gun, whether the program is selected for tightening or not is determined according to listed program parameters, the trigger can be buckled for tightening, the tightening effect can be checked after the tightening is finished, and meanwhile, the tightening result can be displayed.

12. Job guidance picture offline editing

12.1 under the folder that the system corresponds, newly-built the folder, name with the product name, then take a picture to each part of the product that needs to be processed, store under the product name folder, name with the part name, the picture can be read from the appointed route when the system runs.

13. Off-line editing of process parameters

13.1 after the process files required by the tightening operation are edited by Excel software, the process files are named by the names of the current products and are stored in a folder corresponding to the system, and the files of the folder can be automatically read when the system is started.

14. Data query

14.1 starting the browser, inputting a user name and a password in a corresponding website, pressing an enter key or clicking to log in, namely entering a data query interface.

14.2 can directly inquire all data, or inquire according to the provided conditions, namely time, product name, product number, drawing number standard number, part name and the like.

15. Data download

15.1 click 'file download' on the data inquiry interface, and download can be carried out according to the prompt information of the system.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An intelligent torque system, comprising: the main controller is respectively in communication connection with the torque wrench controller and the sleeve selection controller, the torque wrench controller is in communication connection with the torque wrench, the sleeve selection controller is in communication connection with the sleeve selector, and the main controller respectively controls the torque wrench and the sleeve selector to be matched with each other according to the internal process flow of the main controller.

2. An intelligent torque system as claimed in claim 1, wherein the sleeve selector comprises a sleeve support, a sleeve and a sleeve sensor, the sleeve and the sleeve sensor are disposed on the sleeve support, the sleeve sensor is used for sensing the position of the sleeve, the sleeve sensor transmits a sensing signal to the sleeve selection controller and the main controller, and the main controller controls the torque wrench to cooperate with the correct sleeve to perform fixing operation according to the process flow inside the main controller and the sensing signal of the sleeve sensor.

3. The intelligent torque system of claim 2, wherein the master controller comprises an identity verification module, a bolt management module, a part management module, a program management module, a sleeve management module and a process editing module;

4. An intelligent torque system as claimed in claim 3, wherein the process flow comprises the name of the part drawing, drawing number standard number, number of bolt in drawing, bolt specification, socket specification, torque wrench number, fixed program number, bolt status information, torque value deviation range, coordinate information of bolt fixing position in drawing, and image of currently processed part.

5. The intelligent torque system as claimed in claim 4, wherein the current processing part image included in the process flow shows the position and state of the bolt to be tightened.

6. The intelligent torque system as claimed in claim 3, further comprising a work exception handling module for handling situations of failed tightening, need of repair and part replacement in the middle of a work.

7. The intelligent torque system as claimed in claim 3, further comprising a commissioning module for commissioning and determining different process flows to meet fixed operations of different products.

8. The intelligent torque system as claimed in claim 3, wherein the process flow can be edited by external equipment and then directly introduced into the main controller.

9. The intelligent torque system as claimed in claim 1, wherein the main controller further comprises a storage unit, and the storage unit is used for storing operation data information contained in the operation process of the system, uploading the operation data information to a cloud end, and allowing relevant personnel to inquire and download the operation data information.

10. The intelligent torque system as claimed in claim 1, wherein the main controller communicates with the torque wrench controller via TCP/IP protocol, the torque wrench controller communicates with the torque wrench controller via an internal bluetooth module to implement wireless communication with the torque wrench via an internal bluetooth module, the main controller communicates with the sleeve selection controller via a serial port 232, and the sleeve selection controller collects the status of the sleeve selector via IO.