CN114415593A - Internet-based numerical control machine tool remote operation system - Google Patents
Internet-based numerical control machine tool remote operation system Download PDFInfo
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- G—PHYSICS
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
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- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/406—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by monitoring or safety
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- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisions for transferring data to distant stations, e.g. from a sensing device
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- G—PHYSICS
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Abstract
The invention discloses an internet-based remote operation system of a numerical control machine, which comprises a remote operation system and a machine tool, wherein a registration two-dimensional code is arranged on the left side surface of the machine tool, an operation screen is arranged on the front side surface of the machine tool, a light detector is arranged on the periphery of the lower side of the machine tool, the area enclosed by the light detector is set as a limit area, the remote operation system comprises a correlation subsystem, an analysis subsystem and a terminal display subsystem, a plurality of mobile phone terminals are electrically connected between the remote operation system and the correlation subsystem as well as between the remote operation system and the terminal display subsystem, the correlation subsystem is electrically connected with the terminal display subsystem through the analysis subsystem, the correlation subsystem is used for real-name use registration of the machine tool and acquisition and transmission of related data in use, the analysis subsystem is used for data receiving and program analysis, the invention has the characteristic of improving the use safety and the normalization of the machine tool.
Description
Technical Field
The invention relates to the technical field of machine tool use, in particular to an Internet-based remote operation system of a numerical control machine tool.
Background
Whether a precise remote monitoring type operating system is lacked in the aspect of the use specification of a numerical control machine tool or not always leads internal workers to be incapable of using the machine tool orderly, meanwhile, the numerical control machine tool often requires that the workers do not leave the vicinity of the machine tool in the use process, mainly aiming at the use safety of the machine tool, according to big data statistics, if the machine tool is long in machining time and high in protection function, most of the workers leave the vicinity of the machine tool to carry out other work, which is allowed under certain conditions, but when the workers leave the machine tool, in order to improve the whole work efficiency, under the condition that equipment is not vacant, other workers are allowed to carry out program input first, but the safety of executing the program cannot be ensured, if the program is disturbed by people, the real-time tracking cannot be carried out, if the machine tool is used, electronic real-name system registration is carried out, and specification division is carried out according to the use condition, the control terminal is convenient to control the using condition of the machine tool. Therefore, it is necessary to design a remote operation system of a numerically controlled machine tool based on the internet, which can improve the safety and the normative of the machine tool in use.
Disclosure of Invention
The invention aims to provide an internet-based remote operation system of a numerical control machine tool, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: a numerical control machine tool remote operation system based on the Internet comprises a remote operation system and a machine tool, wherein a registered two-dimensional code is installed on the left side surface of the machine tool, an operation screen is arranged on the front side surface of the machine tool, a light detector is arranged on the periphery of the lower side of the machine tool, an area defined by the light detector is set as a limit area, and the remote operation system comprises a correlation subsystem, an analysis subsystem and a terminal display subsystem;
the remote operation system, the association subsystem and the terminal display subsystem are electrically connected with a plurality of mobile phone ends, the association subsystem is electrically connected with the terminal display subsystem through the analysis subsystem, the association subsystem is used for registering real name use of the machine tool and acquiring and transmitting related data in use, the analysis subsystem is used for receiving and analyzing the data, and the terminal display subsystem is used for judging program execution safety in operation and calculating operation behavior normativity.
According to the technical scheme, the association subsystem comprises a code scanning connection module, an execution judgment module, a program control module and a detection module, the code scanning connection module comprises a personnel database and a real name display unit, the program control module comprises an execution unit and a reservation unit, the detection module comprises a thermal sensing detection unit and a border crossing detection unit, and the analysis subsystem comprises a data transmission module, a program analysis module and a waiting index statistics module;
the code scanning connection module is electrically connected with the registered two-dimensional code, the execution judgment module is electrically connected with the program control module, the thermal sensing detection unit is electrically connected with the operation screen, the border-crossing detection unit is electrically connected with the light detector, the program analysis module is electrically connected with the program control module, and the waiting index counting module is electrically connected with the mobile phone terminal.
According to the technical scheme, the code scanning connection module is used for registering and using a machine tool, the personnel database is used for setting the use permission of the machine tool, and non-internal workers cannot use the machine tool, the real name display unit is used for registering the real name of a user or a scanner and transmitting the login information to the terminal display subsystem, the execution judgment module is used for confirming whether the code scanning machine tool is used or not, the execution unit is used for executing a program, the reservation unit is used for inputting and storing the next program when the machine tool runs the previous program so as to facilitate subsequent calling and execution, the detection module is used for detecting the behavior of the user inputting the next program so as to improve the execution safety of the previous program, the data transmission module is used for registering and detecting data transmission, the program analysis module is used for analyzing the previous program and predicting the remaining time, and transmitting the data to a waiting index statistical module, wherein the waiting index statistical module is used for estimating waiting time according to related data, transmitting the result to a mobile phone end of a user and confirming the mobile phone end of a code scanner using the machine tool.
According to the technical scheme, the operation method of the correlation subsystem and the analysis subsystem is as follows:
s1: a personnel database is established, real name registration associated with a mobile phone end is carried out, and the real name registration is stored in a code scanning connection module and a terminal display subsystem, so that internal workers can use the system conveniently;
s2: the method comprises the steps that a user scans a registered two-dimensional code by using a mobile phone terminal, a code scanning connection module directly identifies the authority of the user, after successful identification, login information of the user is temporarily stored in a real-name display unit, if a machine tool pasted with the registered two-dimensional code is not used by a person, an execution judgment module directly allows the user to use the machine tool, then the user inputs a program through an operation screen, after the program is confirmed, an 'execution' button on the operation screen is clicked, a protection door of the machine tool is locked with the machine tool, the execution unit is started at the same time, the login information of the user is also transmitted to a terminal display subsystem, the program can be paused until the program is finished or the user scans the code again to stop the program, and the lock is unlocked between the protection door and the machine tool;
s3: during execution of S2, the program analysis module counts the execution time of the program, the mobile phone end of the user acquires the residual time data in real time, and if the processing time is too long, the user can carry the mobile phone end away from the vicinity of the machine tool to remotely monitor the machine tool in work;
s4: when the machine tool is executing the program, later workers can also scan the registered two-dimensional code through the mobile phone end, the code scanner is generally called, the login information of the code scanner is temporarily stored in the real name display unit, and meanwhile, the mobile phone end of the code scanner can display the remaining time of the program running in the execution process obtained by the waiting index counting module and the estimated execution time of the program which is registered in front of the worker but not executed;
s5: after scanning the code, the mobile phone end can also display whether a machine tool instruction is used in the execution judgment module, if the code scanner determines not to use the machine tool and directly clicks 'no', the real-name display unit deletes the temporarily stored code scanner login data, if the code scanner determines to use the machine tool and directly clicks 'yes', the code scanner login data is directly stored in the terminal display subsystem, the reservation unit is started, and the code scanner inputs and stores the program;
s6: after code scanning person carries out program input and input, in order to improve the security of executing the program, detection module detects code scanning person's action, improves the standardization of staff to the lathe use simultaneously.
According to the above technical solution, the calculation formula of the remaining time in S4 is as follows:
wherein T is 0i＝0，THandleThe remaining time of the executing program, T, displayed by the user's mobile phoneThe residue is leftThe remaining time after inputting a plurality of programs displayed by the mobile phone end of the user and the code scanner, m is the number of programs input between the code scanner and the user, when m is 0,
user's mobile phone terminal display TThe residue is left＝THandleThe code-scanning-free is illustrated.
According to the technical scheme, the terminal display subsystem comprises a safety judgment module, a terminal warning module and a normative statistics module, wherein the safety judgment module is used for carrying out safety calculation on dangers generated by executing a program when a user is far away from a machine tool and other code scanners, the terminal warning module is used for carrying out warning level judgment according to a safety calculation result, and the normative statistics module is used for carrying out operation behavior normative evaluation according to real-time behaviors of workers and recording the operation behavior normative evaluation in the terminal display subsystem.
According to the technical scheme, the specific operation steps of S6 are as follows:
s61: when a user executes a program, the detection module detects the behaviors of surrounding code scanners, the thermal sensing detection unit is associated with keys on the operation screen except for keys for inputting the program, the number of times of pressing the associated keys, namely the thermal sensing times, can be acquired through a thermal sensing technology, when the code scanners input respective programs, the associated keys are pressed to influence the program being executed, and the thermal sensing detection unit transmits the acquired thermal sensing times to the safety judgment module;
s62: when the program is executed, the light detector is started to detect the periphery of the machine tool, when a person steps on an area detected by the light detector, the emitted light can be reflected back by the light under the shielding of a human body, the light detector senses the reflected light and detects the retro-reflection time at the same time, and then safety judgment is carried out, wherein the light detector does not work when each section of program starts to be input to the input end period, and when the program is ended, the light detector stops working.
According to the technical scheme, the operation method of the terminal display subsystem comprises the following steps:
a1: when a user carries out remote monitoring on a program, the mobile phone end carries out program safety calculation on the program being executed, the safety of the program is related to the remaining time, the heat induction times and the light ray retro-reflection data, a risk coefficient of light ray retro-reflection is defined and is recorded as delta, when the number of light ray retro-reflection beams is more and the light ray retro-reflection time is longer, the frequency of entering the boundary area is high, the time of staying in the boundary area of the machine tool after the program input is ended is long, the risk coefficient is high, and the delta is defined accordinglyj＝sj*tjJ is the number of retroreflection times of light, when the light detector works, the first time code-scanning person blocks the light detector and leaves the light detector, the result is marked as the first time light retroreflection, deltajIs the risk coefficient of the jth ray retroreflection, tjThe duration of the jth light ray retroreflection, sjSetting delta for the number of the j-th return light0＝0；
A2: the terminal warning module performs logic analysis on the data acquired by the A1, performs warning level classification, and transmits the classification result to a mobile phone end of a user in real time, so that the user can timely protect the program being executed;
a3: after the program of the user is finished, the mobile phone end of the next code scanner acquires whether to execute the instruction in the execution unit, if not, the mobile phone end of the next code scanner skips over the code scanner, and the mobile phone end of the next code scanner continues to acquire whether to execute the instruction until the mobile phone end of the last code scanner which inputs the program receives whether to execute the instruction;
a4: the behavior normalization evaluation can be carried out according to the behaviors of the code scanner, and the behavior normalization of the working personnel is carried out by means of the addition and subtraction division, so that the working personnel can use the machine tool more normatively and effectively in order.
According to the technical scheme, the addition and subtraction rules of A4 are as follows:
when the code scanner chooses to abandon the execution program, the normative statistical module in the terminal display subsystem deducts the operation standard scores of the corresponding working personnel, when the code scanner chooses to continue the execution program, if the code scanner can not reach the vicinity of the machine tool within the specified time, the normative statistical module deducts the operation standard scores of the working personnel and automatically records the operation standard scores in the terminal display subsystem, in addition, when the program is input, the thermal frequency generated by the program is transmitted to the normative statistical module, when the thermal frequency is within a certain limit value A, the program is determined to be unintentionally pressed and not to be deducted, when the code scanner executes the program within the specified time, the program can be added, when the user does not reach the machine tool side according to the specified time at the mobile phone end and scans and registers the two-dimensional code, the system deducts the user when the processing is determined to be finished, therefore, under the remote operation, the evaluation on the behavior normalization of the staff is realized.
According to the technical scheme, the safety calculation formula is as follows:
in the formula, P1To judge the value, P2Setting the thermal induction times as C, S for the safety valueGeneral assemblyThe total number of beams, T, emitted by the light detectorGeneral assemblyK is the total time of the execution of the user program, k is the total number of retroreflections of the light measured during the execution of the user program,
for the risk coefficient summation during program execution, will
And sGeneral assemblyTGeneral assemblyPerforming numerical comparison when
I.e. P2When the value is 1, setting the safety limit value;
when no other code scanner needs to use the machine tool, the program execution safety is high, and the warning level is set as I level;
when P1 is equal to 0,
when the user needs to use the machine tool, the user needs to quickly return to the vicinity of the machine tool, and the warning level is set as level II;
when P is present1Not equal to 0, according to P2And C, performing safety judgment when P is2When the temperature is less than or equal to 1 and C is less than or equal to 10, the product of the thermal induction times generated by the code scanner and the sum of the danger coefficients is not higher than a safety limit value, and a person mistakenly presses an associated key or mistakenly enters a limit area, so that the alarm level is set to be I level, and when P is less than or equal to P, the alarm level is set to be I level2When the number of times that a person presses the associated key is higher than or equal to 1 and C is more than 10, the warning level is set to be level II, and the executing program is in the condition of lower safety, when P is less than or equal to 12When the frequency is more than 1 and C is less than or equal to 10, the frequency of the person walking back and forth in the boundary area is higher, the warning level is set to be II, and when P is less than or equal to 102And when the safety is higher than 1 and C is higher than 10, the executed program is in a condition of extremely low safety, the warning level is set to be level III, the mobile phone end of the user is subjected to an alarm transmitted by the terminal display subsystem to indicate that the user returns to the vicinity of the machine tool within a limited time, otherwise, the user performs specification deduction in a specification statistical module.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, by arranging the remote operation system, according to the electronic real name registration used by the machine tool, the mobile phone terminal can be used for carrying out program execution safety data transmission on a user, and carrying out standard division and addition and subtraction on the use condition of a worker, so that the use standardization of the machine tool is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a signal connection schematic of the present invention;
FIG. 3 is a schematic diagram of the system of the present invention;
in the figure: 1. a machine tool; 2. an operation screen; 3. registering the two-dimensional code; 4. a light detector.
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. 1-3, the present invention provides the following technical solutions: a remote operation system of a numerical control machine tool based on the Internet comprises a remote operation system and a machine tool 1, wherein a registered two-dimensional code 3 is installed on the left side surface of the machine tool 1, an operation screen 2 is arranged on the front side surface of the machine tool 1, a light detector 4 is arranged on the periphery of the lower side of the machine tool 1, an area surrounded by the light detector 4 is set as a boundary area, and the remote operation system comprises a correlation subsystem, an analysis subsystem and a terminal display subsystem;
the remote operation system, the association subsystem and the terminal display subsystem are electrically connected with a plurality of mobile phone ends, the association subsystem is electrically connected with the terminal display subsystem through the analysis subsystem, the association subsystem is used for registering real-name use of the machine tool 1 and acquiring and transmitting relevant data in use, the analysis subsystem is used for receiving data and analyzing programs, the terminal display subsystem is used for judging program execution safety in operation and calculating operation behavior normalization, the remote operation system is arranged, according to electronic real-name registration used by the machine tool, the mobile phone ends can be used for transmitting program execution safety data to a user, and standard addition and subtraction are carried out on use conditions of working personnel, so that the use normalization of the machine tool is improved.
The correlation subsystem comprises a code scanning connection module, an execution judgment module, a program control module and a detection module, the code scanning connection module comprises a personnel database and a real name display unit, the program control module comprises an execution unit and a reservation unit, the detection module comprises a thermal sensing detection unit and a border crossing detection unit, and the analysis subsystem comprises a data transmission module, a program analysis module and a waiting index statistical module;
the code scanning connecting module is electrically connected with the registered two-dimensional code 3, the execution judging module is electrically connected with the program control module, the thermal sensing detecting unit is electrically connected with the operating screen 2, the border-crossing detecting unit is electrically connected with the light detector 4, the program analyzing module is electrically connected with the program control module, and the waiting index counting module is electrically connected with the mobile phone end.
The code scanning connection module is used for registering and using the machine tool 1, the personnel database is used for setting the use authority of the machine tool 1, non-internal workers cannot use the machine tool, the real-name display unit is used for registering the real name of a user or a scanner and transmitting the login information to the terminal display subsystem, the execution judgment module is used for confirming whether the code scanning machine tool 1 is used, the execution unit is used for executing the program, the reservation unit is used for inputting and storing the next program when the machine tool 1 runs the previous program so as to facilitate subsequent calling and execution, the detection module is used for performing behavior detection on the user inputting the next program so as to improve the safety of the execution of the previous program, the data transmission module is used for registering and detecting the transmission of data, the program analysis module is used for analyzing the previous program and predicting the remaining time, and transmitting the data to the waiting index counting module, the waiting index counting module is used for estimating the waiting time according to the related data, transmitting the result to the mobile phone end of the user and confirming the mobile phone end of the code scanner using the machine tool 1.
The operation method of the correlation subsystem and the analysis subsystem is as follows:
s1: a personnel database is established, real name registration associated with a mobile phone end is carried out, and the real name registration is stored in a code scanning connection module and a terminal display subsystem, so that internal workers can use the system conveniently;
s2: a user scans a registered two-dimensional code 3 by using a mobile phone terminal, a code scanning connection module directly identifies the authority of the user, after successful identification, login information of the user is temporarily stored in a real-name display unit, if the machine tool 1 pasted with the registered two-dimensional code 3 is not used by a person, an execution judgment module directly allows the user to use the machine tool 1, then the user inputs a program through an operation screen 2, after the program is confirmed, an 'execution' button on the operation screen 2 is clicked, a protection door of the machine tool 1 is locked with the machine tool 1, the execution unit is started at the same time, the login information of the user is also transmitted to a terminal display subsystem, the program can be paused until the program is finished or the user stops the program by scanning again, and the lock is unlocked between the protection door and the machine tool 1;
s3: during execution of S2, the program analysis module counts the execution time of the program, the mobile phone end of the user acquires the residual time data in real time, and if the processing time is too long, the user can carry the mobile phone end away from the vicinity of the machine tool 1 to remotely monitor the machine tool 1 in work;
s4: when the machine tool 1 is executing programs, later workers can also scan the registered two-dimensional codes 3 through the mobile phone terminal, generally name a code scanner, register information of the code scanner is temporarily stored in the real name display unit, and meanwhile, the mobile phone terminal of the code scanner can display the remaining time of the executing programs, calculated by the waiting index counting module, of the executing programs and the estimated execution time of the programs which are registered in front of the workers but are not executed;
s5: after scanning the code, the mobile phone end can also display whether to use a machine tool 1 instruction in the execution judgment module, if the code scanner determines not to use the machine tool 1 and directly clicks 'no', the real-name display unit deletes the temporarily stored code scanner login data, if the code scanner determines to use the machine tool 1 and directly clicks 'yes', the code scanner login data is directly stored in the terminal display subsystem, the reservation unit is started, and the code scanner inputs and stores the program;
s6: after code scanner carries out the program input and the input is ended, in order to improve the security of executing the program, detection module detects code scanner's action, improves the standardization of staff to lathe 1 use simultaneously.
The calculation formula of the remaining time in S4 is as follows:
wherein T is 0i＝0，THandleThe remaining time of the executing program, T, displayed by the user's mobile phoneThe residue is leftThe remaining time after inputting a plurality of programs displayed by the mobile phone end of the user and the code scanner, m is the number of programs input between the code scanner and the user, when m is 0,
user's mobile phone terminal display TThe residue is left＝THandleThe code-scanning-free is illustrated.
The terminal display subsystem comprises a safety judgment module, a terminal warning module and a normative statistic module, wherein the safety judgment module is used for keeping away from the machine tool 1 when a user, other code scanners carry out safety calculation on dangers generated by executing programs, the terminal warning module is used for carrying out warning grade judgment according to safety calculation results, and the normative statistic module is used for carrying out operation behavior normative evaluation according to real-time behaviors of workers and recording the operation behavior normative evaluation in the terminal display subsystem.
The specific operation steps of S6 are as follows:
s61: when a user program is executed, the detection module detects the behaviors of surrounding code scanners, the thermal sensing detection unit is associated with keys on the operation screen 2 except for keys for inputting programs, the number of times of pressing the associated keys, namely the thermal sensing times, can be acquired through a thermal sensing technology, when the code scanners perform respective program input, the associated keys are pressed to influence the program being executed, and the thermal sensing detection unit transmits the acquired thermal sensing times to the safety judgment module;
s62: when the program is executed, the light detector 4 is started to detect the periphery of the machine tool 1, when a person steps on an area detected by the light detector 4, the emitted light can be reflected by the light under the shielding of a human body, the light detector 4 senses the reflected light and detects the retroreflection time at the same time, and then safety judgment is carried out, wherein the light detector 4 does not work when each section of program starts to be input to the input end period, and when the program is ended, the light detector 4 stops working.
The operation method of the terminal display subsystem is as follows:
a1: when a user carries out remote monitoring on a program, the mobile phone end carries out program safety calculation on the program being executed, the safety of the program is related to the remaining time, the heat induction times and the light ray retro-reflection data, a risk coefficient of light ray retro-reflection is defined and is recorded as delta, when the number of light ray retro-reflection beams is more and the light ray retro-reflection time is longer, the frequency of entering the boundary area is high, the time of staying in the boundary area of the machine tool 1 after the program input is ended is long, the risk coefficient is high, and delta is defined accordinglyj＝sj*tjJ is the number of retroreflection times of the light, when the light detector 4 works, the first time code scanner shields the light detector 4 and leaves the light detector, which is marked as the first time light retroreflection, deltajIs the risk coefficient of the jth ray retroreflection, tjThe duration of the jth light ray retroreflection, sjSetting delta for the number of the j-th return light0＝0；
A2: the terminal warning module performs logic analysis on the data acquired by the A1, performs warning level classification, and transmits the classification result to a mobile phone end of a user in real time, so that the user can timely protect the program being executed;
a3: after the program of the user is finished, the mobile phone end of the next code scanner acquires whether to execute the instruction in the execution unit, if not, the mobile phone end of the next code scanner skips over the code scanner, and the mobile phone end of the next code scanner continues to acquire whether to execute the instruction until the mobile phone end of the last code scanner which inputs the program receives whether to execute the instruction;
a4: the behavior normalization evaluation can be carried out according to the behaviors of the code scanner, and the behavior normalization of the working personnel is carried out by means of the addition and subtraction division, so that the working personnel can use the machine tool 1 more normatively and effectively in order.
The addition and subtraction rules of A4 are as follows:
when the code scanner chooses to abandon the execution program, the normative statistical module in the terminal display subsystem deducts the operation standard of the corresponding operator, when the code scanner chooses to continue the execution program, if the code scanner can not reach the vicinity of the machine tool 1 within the specified time, the normative statistical module deducts the operation standard of the operator and automatically records the operation standard in the terminal display subsystem, in addition, when the program is input, the thermal frequency generated by the program is transmitted to the normative statistical module, when the thermal frequency is within a certain limit value A, the program is determined to be unintentionally pressed and not to be deducted, when the code scanner executes the program within the specified time, the addition processing can be carried out, when the user does not reach the machine tool 1 according to the specified time at the mobile phone end and scans and registers the two-dimensional code 3, the processing of the workpiece is determined to be finished, the system also deducts the scores of the users, so that the assessment of the behavior normative of the workers is realized under the remote operation.
The safety calculation formula is as follows:
in the formula, P1To judge the value, P2Setting the thermal induction times as C, S for the safety valueGeneral assemblyThe total number of beams, T, emitted by the light detector 4General assemblyK is the total time of the execution of the user program, k is the total number of retroreflections of the light measured during the execution of the user program,
for the risk coefficient summation during program execution, will
And sGeneral assemblyTGeneral assemblyPerforming numerical comparison when
I.e. P2When the value is 1, setting the safety limit value;
when no other code scanner needs to use the machine tool 1, the program execution safety is high, and the warning level is set as level I;
when P is present1＝0，
When the user needs to use the machine tool 1, the user needs to quickly return to the vicinity of the machine tool 1, and the warning level is set as level II, which indicates that other code scanners need to use the machine tool 1 and the user program is executed completely, so that the risk that other people can use the workpiece exists;
when P is present1Not equal to 0, according to P2And C, performing safety judgment when P is2When the temperature is less than or equal to 1 and C is less than or equal to 10, the product of the thermal induction times generated by the code scanner and the sum of the danger coefficients is not higher than a safety limit value, and a person mistakenly presses an associated key or mistakenly enters a limit area, so that the alarm level is set to be I level, and when P is less than or equal to P, the alarm level is set to be I level2When the number of times that a person presses the associated key is higher than or equal to 1 and C is more than 10, the warning level is set to be level II, and the executing program is in the condition of lower safety, when P is less than or equal to 12When the frequency is more than 1 and C is less than or equal to 10, the frequency of the person walking back and forth in the boundary area is higher, the warning level is set to be II, and when P is less than or equal to 102When the safety is higher than 1 and C is higher than 10, the executed program is in a condition of extremely low safety, the warning level is set to be level III, the mobile phone end of the user is informed by the alarm transmitted by the terminal display subsystem to indicate that the user returns to the vicinity of the machine tool 1 within a limited time, otherwise, the user performs standard deduction in a standard statistical module.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a digit control machine tool remote operation system based on internet, includes remote operation system and lathe (1), its characterized in that: the remote control system comprises a machine tool (1), a registration two-dimensional code (3) is installed on the left side surface of the machine tool (1), an operation screen (2) is arranged on the front side surface of the machine tool (1), a light detector (4) is arranged on the periphery of the lower side of the machine tool (1), an area surrounded by the light detector (4) is set as a limit area, and the remote operation system comprises a correlation subsystem, an analysis subsystem and a terminal display subsystem;
the remote operation system, the association subsystem and the terminal display subsystem are electrically connected with a plurality of mobile phone ends, the association subsystem is electrically connected with the terminal display subsystem through the analysis subsystem, the association subsystem is used for registering real name use of the machine tool (1) and acquiring and transmitting relevant data in use, the analysis subsystem is used for receiving and analyzing the data, and the terminal display subsystem is used for judging program execution safety in operation and calculating operation behavior normative.
2. The remote operation system of numerically controlled machine tool based on internet as claimed in claim 1, wherein: the correlation subsystem comprises a code scanning connection module, an execution judgment module, a program control module and a detection module, the code scanning connection module comprises a personnel database and a real name display unit, the program control module comprises an execution unit and a reservation unit, the detection module comprises a thermal sensing detection unit and a border crossing detection unit, and the analysis subsystem comprises a data transmission module, a program analysis module and a waiting index statistical module;
the code scanning connection module is electrically connected with the registered two-dimensional code (3), the execution judgment module is electrically connected with the program control module, the thermal sensing detection unit is electrically connected with the operation screen (2), the border crossing detection unit is electrically connected with the light detector (4), the program analysis module is electrically connected with the program control module, and the waiting index counting module is electrically connected with the mobile phone terminal.
3. The remote operation system of numerically controlled machine tool based on internet as claimed in claim 2, wherein: the code scanning connection module is used for registering and using the machine tool (1), the personnel database is used for setting the use permission of the machine tool (1) and non-internal working personnel can not use the machine tool, the real name display unit is used for registering the real name of a user or a scanner and transmitting the login information to the terminal display subsystem, the execution judgment module is used for confirming whether the code scanning machine tool (1) is used, the execution unit is used for executing the program, the reservation unit is used for inputting and storing the next program when the machine tool (1) runs the previous program so as to facilitate subsequent calling and execution, the detection module is used for performing behavior detection on the user who inputs the next program so as to improve the execution safety of the previous program, the data transmission module is used for registering and detecting data transmission, and the program analysis module is used for analyzing the previous program and predicting the remaining time, and transmitting the data to a waiting index statistical module, wherein the waiting index statistical module is used for estimating waiting time according to related data, transmitting the result to a mobile phone end of a user and confirming the mobile phone end of a code scanner using the machine tool (1).
4. The remote operation system of numerically controlled machine tool based on Internet as claimed in claim 3, wherein: the operation method of the related subsystem and the analysis subsystem is as follows:
s1: a personnel database is established, real name registration associated with a mobile phone end is carried out, and the real name registration is stored in a code scanning connection module and a terminal display subsystem, so that internal workers can use the system conveniently;
s2: the user utilizes the mobile phone end to scan the registered two-dimensional code (3), the code scanning connection module directly identifies the authority of the user, after the identification is successful, login information of the user is temporarily stored in the real-name display unit, if the machine tool (1) pasted with the registered two-dimensional code (3) is not used by people, the execution judgment module directly allows the user to use the machine tool (1), then the user enters a program through the operation screen (2), after the program is confirmed, an 'execution' button on the operation screen (2) is clicked, a protection door of the machine tool (1) is locked with the machine tool (1), the execution unit is started at the same time, the login information of the user is also transmitted to the terminal display subsystem, the program can be suspended until the program is finished or the user stops the program after the code scanning, and the protection door is unlocked with the machine tool (1);
s3: during execution of S2, the program analysis module counts the execution time of the program, the mobile phone end of the user acquires the residual time data in real time, and if the processing time is too long, the user can carry the mobile phone end to leave the vicinity of the machine tool (1) to remotely monitor the machine tool (1) in work;
s4: when the machine tool (1) is executing programs, later workers can also scan the registered two-dimensional codes (3) through the mobile phone terminal, the two-dimensional codes are generally called code scanners, the login information of the code scanners is temporarily stored in the real name display unit, and meanwhile, the mobile phone terminal of the code scanner can display the remaining time of the program running in the execution, which is obtained by the waiting index counting module, and the estimated execution time of the program which is registered in front of the worker but not executed;
s5: after scanning the code, the mobile phone end can also display whether to use a machine tool (1) instruction in the execution judgment module, if the code scanner determines not to use the machine tool (1) and directly clicks 'no', the real-name display unit deletes the temporarily stored code scanner login data, if the code scanner determines to use the machine tool (1) and directly clicks 'yes', the code scanner login data is directly stored in the terminal display subsystem, the reservation unit is started, and the code scanner inputs and stores the program;
s6: after the code scanner inputs the program and finishes inputting, in order to improve the safety of executing the program, the detection module detects the behavior of the code scanner and simultaneously improves the standardization of the use of the machine tool (1) by the working personnel.
5. The remote operation system of numerically controlled machine tool based on Internet as claimed in claim 4, wherein: the calculation formula of the remaining time in S4 is as follows:
Wherein T is 0i＝0，THandleThe remaining time of the executing program, T, displayed by the user's mobile phoneThe residue is leftThe remaining time after inputting a plurality of programs displayed by the mobile phone end of the user and the code scanner, m is the number of programs input between the code scanner and the user, when m is 0,
user's mobile phone terminal display TThe residue is left＝THandleThe code-scanning-free is illustrated.
6. The remote operation system of numerically controlled machine tool based on Internet as claimed in claim 5, wherein: the terminal display subsystem comprises a safety judgment module, a terminal warning module and a normative statistics module, wherein the safety judgment module is used for carrying out safety calculation on dangers generated by executing a program when a user is far away from the machine tool (1) and other code scanners, the terminal warning module is used for carrying out warning level judgment according to a safety calculation result, and the normative statistics module is used for carrying out operation behavior normative evaluation according to real-time behaviors of workers and recording the operation behavior normative evaluation in the terminal display subsystem.
7. The remote operation system of numerically controlled machine tool based on Internet as claimed in claim 6, wherein: the specific operation steps of the S6 are as follows:
s61: when a user program is executed, the detection module detects the behaviors of surrounding code scanners, the thermal sensing detection unit is associated with keys on the operation screen (2) except for keys for inputting programs, the pressed times of the associated keys, namely the thermal sensing times, can be acquired through a thermal sensing technology, when the code scanners perform respective program input, the pressed times of the associated keys can influence the programs being executed, and the thermal sensing detection unit transmits the acquired thermal sensing times to the safety judgment module;
s62: when a program is executed, the light detector (4) is started to detect the periphery of the machine tool (1), when a person steps on an area detected by the light detector (4), emitted light can be reflected back under the shielding of a human body, the light detector (4) senses the reflected light and detects the retro-reflection time at the same time, and then safety judgment is carried out, wherein the light detector (4) does not work during the period from the beginning to the end of input of each section of program, and when the program is ended, the light detector (4) stops working.
8. The remote operation system of numerically controlled machine tool based on internet as claimed in claim 7, wherein: the operation method of the terminal display subsystem is as follows:
a1: when a user carries out remote monitoring on a program, the mobile phone end carries out program safety calculation on the program being executed, the safety of the program is related to the remaining time, the heat induction times and the light ray retro-reflection data, the risk coefficient of light ray retro-reflection is defined and is recorded as delta, when the number of light ray retro-reflection beams is more and the light ray retro-reflection time is longer, the frequency of entering the boundary area is high, the time of staying in the boundary area of the machine tool (1) after the program input is ended is long, the risk coefficient of the light ray retro-reflection beams is high, and delta is defined accordinglyj＝sj*tjJ is the number of the retroreflection times of the light, when the light detector (4) works, the first time code scanner shields the light detector (4) and leaves the light detector, the first time light retroreflection is recorded as deltajIs the risk coefficient of the jth ray retroreflection, tjThe duration of the jth light ray retroreflection, sjSetting delta for the number of the j-th return light0＝0；
A2: the terminal warning module performs logic analysis on the data acquired by the A1, performs warning level classification, and transmits the classification result to a mobile phone end of a user in real time, so that the user can timely protect the program being executed;
a3: after the program of the user is finished, the mobile phone end of the next code scanner acquires whether to execute the instruction in the execution unit, if not, the mobile phone end of the next code scanner skips over the code scanner, and the mobile phone end of the next code scanner continues to acquire whether to execute the instruction until the mobile phone end of the last code scanner which inputs the program receives whether to execute the instruction;
a4: the behavior normalization evaluation can be carried out according to the behaviors of the code scanner, and the behavior normalization of the worker is carried out by means of the addition and subtraction division, so that the worker can use the machine tool (1) more normatively and effectively in order.
9. The remote operation system of numerical control machine based on internet according to claim 8, wherein: the addition and subtraction rules of A4 are as follows:
when a code scanner selects to abandon the execution program, a normative statistical module in a terminal display subsystem deducts the operation standard scores of corresponding workers, when the code scanner selects to continue to execute the program, if the code scanner cannot reach the vicinity of a machine tool (1) within a specified time, the normative statistical module deducts the operation standard scores of the workers and automatically records the operation standard scores in the terminal display subsystem, in addition, when the program is input, the thermal frequency generated by the program is transmitted to the normative statistical module, when the thermal frequency is within a certain limit value A, the program is determined to be unintentionally pressed and not to be deducted, when the code scanner executes the program within the specified time, the score adding processing can be carried out, when a user does not reach the machine tool (1) according to the specified time at a mobile phone end and scans and registers a two-dimensional code (3), the workpiece is determined to be processed, the system also deducts the scores of the users, so that the assessment of the behavior normative of the workers is realized under the remote operation.
10. The remote operation system of numerical control machine based on internet according to claim 9, wherein: the safety calculation formula is as follows:
in the formula, P1To judge the value, P2Setting the thermal induction times as C, S for the safety valueGeneral assemblyIs the total beam number T of the light emitted by the light detector (4)General assemblyK is the total time of the execution of the user program, k is the total number of retroreflections of the light measured during the execution of the user program,
for the risk coefficient summation during program execution, will
And sGeneral assemblyTGeneral assemblyPerforming numerical comparison when
I.e. P2When the value is 1, setting the safety limit value;
when no other code scanner needs to use the machine tool (1), the safety of program execution is high, and the warning level is set as level I;
when P is present1＝0，
When the user needs to use the machine tool (1) for other code scanners, the program of the user is executed, the risk that other people can use the workpiece exists, the safety is low, the user needs to quickly return to the vicinity of the machine tool (1), and the warning level is set to be II level;
when P is present1Not equal to 0, according to P2And C, performing safety judgment when P is2When C is less than or equal to 1 and less than or equal to 10, the sum of the thermal induction times and the danger coefficient generated by the code scanner is describedThe product of (A) is not higher than the safety limit value, and a person mistakenly presses the associated key or mistakenly enters the limit area, so that the alarm level is set to be I level when P is2≤1，C>10, when P indicates that the number of times that a person presses the associated key is higher, the alarm level is set to II level, and the program in execution is in the state of lower safety2>When C is less than or equal to 1 and 10, the frequency of the person walking back and forth in the boundary area is higher, the warning level is set to be II, and when P is less than or equal to 102>1，C>10, when the program in execution is in a condition of extremely low safety, the warning level is set to be level III, the mobile phone end of the user is subjected to an alarm transmitted by the terminal display subsystem to indicate that the user returns to the vicinity of the machine tool (1) within a limited time, otherwise, the user performs specification deduction in the specification statistical module.
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