CN110209108A - A kind of small-sized on-line machining production line control method and system - Google Patents
A kind of small-sized on-line machining production line control method and system Download PDFInfo
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- CN110209108A CN110209108A CN201910492565.9A CN201910492565A CN110209108A CN 110209108 A CN110209108 A CN 110209108A CN 201910492565 A CN201910492565 A CN 201910492565A CN 110209108 A CN110209108 A CN 110209108A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/054—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/11—Plc I-O input output
- G05B2219/1103—Special, intelligent I-O processor, also plc can only access via processor
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Abstract
The invention discloses a kind of small-sized on-line machining production line control method and systems, its client carries out online product selection and payment by the HTML paying website server that public network and chained address access Intranet, and the conversion between public network and Intranet is realized by the routing setting of chained address and related software；The call back function of the HTML paying website of Intranet is analyzed to judge the validity of payment information, effective payment information is filtered out and obtains the general character string information including product process data；General character string information including product process data is decomposed into ASCII character character string, the ASCII character character string after being recombinated according to ASCII character character string of the corresponding communication protocol to decomposition；The trapezoid figure program that ASCII character character string after recombination is converted into PLC is sent to PLC, the PLC of small-sized on-line machining production line completes the processing of corresponding order according to the trapezoid figure program of PLC, to realize the real-time processing of online order and synchronously completing for automatic assembly line processing tasks.
Description
Technical field
The invention belongs to automate manufacture field, and in particular to a kind of small-sized on-line machining production line control method and be
System.
Background technique
Automatic assembly line refers to a kind of productive organization that Product Process process is realized by automatic machinery system, generally
Core control element is used as by PLC (programmable controller), its main feature is that in the case where unmanned intervene by regulated procedure or
The process that instruction is operated or controlled automatically, all machinery equipments all press unified beat operating, and production process height connects
It is continuous.
Mainly each work station of the tissue in the form of local area network communication cooperates automatic assembly line at this stage, with internet
Order information separation, produces ultrahigh in efficiency in batches, but product overloading is serious, inventory cost is high with selling cost.From professional skill
It is seen in the angle of art, the development of automatic production line is divided into four-stage: industry 1.0, industry 2.0, industry 3.0 and industry
4.0.Most of domestic medium-sized and small enterprises are in the level of industry 2.0 with industry 3.0 at present, and intelligent level is not high, although by
Automatic assembly line can efficiently carry out product batch production, but the processing of order relies on manual operation to complete substantially, it is difficult to real
When online order respond, processing tasks are automatically performed according to the generation of order.
The process of automatic assembly line is that each website in local area network cooperates, and is automatically performed product processing, it
The processing tasks that direct-on-line obtains order information and real-time response order are difficult to, for middle-size and small-size automatic assembly line more
Obviously.This defect or insufficient consequence, be mainly reflected in product huge stocks, sacrifice small lot order and customized orders,
It cannot achieve real time orders response by the very high and online configuration software of the corresponding O&M cost of MES system development cost.
Patent document CN201710284006.X discloses a kind of long-range control method of stalk fermentation Biogas production,
It is carried out command signal by Wireless remote control network transmission to control point and monitoring point by preset program remote
Process control, data transmission, long-range control and the transmission for realizing that Biogas generates are reported, also be can solve to a certain extent remote
Journey On-line Control PLC, but have the defects that certain: signal conversion is carried out by network relays such as DTU or RTU, by relay
Hardware I/O limitation, amount of signal transmission is few, and signal response efficiency is low, and be easy to cause dropout, and reliability and stability are equal
It is unable to satisfy the requirement of online order real-time response.
Summary of the invention
Aiming at the above defects or improvement requirements of the prior art, the present invention provides a kind of small-sized on-line machinings to produce line traffic control
Method and system processed, it includes that product is processed that the paying website screening server by the way that Intranet is arranged, which goes out effective payment information to obtain,
General character string information including product process data is decomposed into ASCII character character string simultaneously by the general character string information of data
Recombination, is sent to PLC for the trapezoid figure program that the ASCII character character string after recombination is converted into PLC, to realize the reality of online order
When processing and automatic assembly line processing tasks synchronously complete.
To achieve the above object, according to one aspect of the present invention, a kind of small-sized on-line machining production line traffic control is provided
Method, specific steps are as follows:
S1. client is produced online by the HTML paying website server that public network and chained address access Intranet
The conversion between public network and Intranet is realized in product selection and payment by the routing setting of chained address and related software；Point
The call back function of the HTML paying website of Intranet is analysed to judge the validity of payment information, effective payment information is filtered out and is wrapped
Include the general character string information of product process data；
S2. the general character string information including product process data is decomposed into ASCII character character string, according to corresponding logical
Believe the ASCII character character string after agreement recombinates the ASCII character character string of decomposition；；
S3. the trapezoid figure program that the ASCII character character string after recombination is converted into PLC small-sized on-line machining is sent to produce
The PLC of line, the PLC of small-sized on-line machining production line complete the processing of corresponding order according to the trapezoid figure program of PLC.
As a further improvement of the present invention, question and answer are used between the server of the HTML paying website of client and Intranet
Communication and single thread non-blocking asynchronous communication pattern.
As a further improvement of the present invention, the routing setting of chained address includes that domain name and routed path are arranged, domain name
The HTML paying website server for being set as setting Intranet in locally accessed address and port, software is penetrated by Intranet
Realize that outer net may have access to Intranet with binding domain name；Routed path is set as corresponding function access address in setting http service.
As a further improvement of the present invention, step S2 specifically: using JavaScript scripting language will include product
The general character string information of process data is decomposed into ASCII character character string, according to the specific requirement of serial communication protocol to decomposition
ASCII character character string recombinated after ASCII character character string.
As a further improvement of the present invention, the ASCII character character string after recombination is converted into the tool of the trapezoid figure program of PLC
Body process are as follows: baud rate, data bit, check code, stop position and the communication of communication are defined to the ASCII character character string after recombination
Port content is reconverted into the trapezoid figure program of PLC.
To achieve the above object, other side according to the invention provides a kind of small-sized on-line machining production line traffic control
System processed, the system include HTML paying website server, message processing module and the Order Processing mould of sequentially connected Intranet
Block, small-sized on-line machining production line by PLC connection Order Processing module,
The HTML paying website server of Intranet accesses for realizing client and carries out online product selection and payment, visitor
Family end the conversion between public network and Intranet is realized by the routing setting and related software of public network and chained address；Point
The call back function of the HTML paying website of Intranet is analysed to judge the validity of payment information, effective payment information is filtered out and is wrapped
The general character string information for including product process data is sent to message processing module；
Message processing module is used to the general character string information including product process data being decomposed into ASCII character character
String, the ASCII character character string hair after being recombinated according to ASCII character character string of the corresponding communication protocol to decomposition
Give Order Processing module；
Order Processing module is used to for the trapezoid figure program that the ASCII character character string after recombination is converted into PLC being sent to small
The PLC of the PLC of type on-line machining production line, small-sized on-line machining production line complete corresponding order according to the trapezoid figure program of PLC
Processing.
As a further improvement of the present invention, question and answer are used between the server of the HTML paying website of client and Intranet
Communication and single thread non-blocking asynchronous communication pattern.
As a further improvement of the present invention, the routing setting of chained address includes that domain name and routed path are arranged, domain name
The HTML paying website server for being set as setting Intranet in locally accessed address and port, software is penetrated by Intranet
Realize that outer net may have access to Intranet with binding domain name；Routed path is set as corresponding function access address in setting http service.
As a further improvement of the present invention, message processing module will be added using JavaScript scripting language including product
The general character string information of number evidence is decomposed into ASCII character character string, according to the specific requirement of serial communication protocol to decomposition
ASCII character character string recombinated after ASCII character character string.
As a further improvement of the present invention, the ASCII character character string after recombination is converted into the tool of the trapezoid figure program of PLC
Body process are as follows: baud rate, data bit, check code, stop position and the communication of communication are defined to the ASCII character character string after recombination
Port content is reconverted into the trapezoid figure program of PLC.
In general, through the invention it is contemplated above technical scheme is compared with the prior art, have below beneficial to effect
Fruit:
A kind of small-sized on-line machining of the invention produces line control method and system, passes through the paying website of setting Intranet
Screening server goes out effective payment information and obtains the general character string information including product process data, will include that product processes number
According to general character string information be decomposed into ASCII character character string and recombinate, convert PLC for the ASCII character character string after recombination
Trapezoid figure program be sent to PLC, to realize the real-time processing of online order and synchronously completing for automatic assembly line processing tasks,
Avoid the huge stocks of product in warehouse；It solves the problems, such as to sacrifice small lot order and customized orders, even if order information
It, can also automatic processing on real-time for a product；Solve the problems, such as that system development costs, O&M cost are high, only to it is existing from
Dynamic line production system carries out lightweight transformation, and improvement cost is low；Solving online configuration software cannot achieve real time orders sound
Problem is answered, online order information can be transmitted directly to automatic assembly line control unit, be immediately performed the processing tasks of product.
A kind of small-sized on-line machining of the invention produces line control method and system, and server uses Node.JS system
The clog-free asynchronous communication mechanism of single thread avoids information occlusion, reduces server workload, completes on-line machining in real time and appoints
Business, while PLC directly acquires machining information by serial port protocol, does not need the relays hardware information transferring element such as DTU, RTU,
Hardware cost reduces, and theoretically can receive infinite number of processing request in the same time, it is limited to eliminate Hardware I/O points
Defect directly eliminates the process of platform of internet of things online configuration and monitoring, has saved platform of internet of things lease expenses and flow
Expense, while the ability for receiving signal is also significantly larger than the working efficiency of DTU, RTU hardware contact on-off.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of small-sized on-line machining production line control method of the embodiment of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
In addition, as long as technical characteristic involved in the various embodiments of the present invention described below is each other not
Constituting conflict can be combined with each other.The present invention is described in more detail With reference to embodiment.
Fig. 1 is a kind of schematic diagram of small-sized on-line machining production line control method of the embodiment of the present invention.As shown in Figure 1,
The specific steps of this method are as follows:
S1. client carries out online product by the HTML paying website server that public network and chained address access Intranet
The conversion between public network and Intranet is realized in selection and payment by the routing setting of chained address and related software；Analysis
To judge the validity of payment information, filter out effective payment information is included the call back function of the HTML paying website of Intranet
The general character string information of product process data；
Specifically, the server of the HTML paying website of server by utilizing Node.JS programing system, client and Intranet it
Between using question and answer communication and single thread non-blocking asynchronous communication pattern, may be implemented even if internet communication is busy, channel is gathered around
In the case where squeezing, Order Processing information also can be accurately and effectively obtained；After client accesses HTML paying website and completes payment,
Server foreground sends information to background server by Socket.io module, is arranged in Socket.io module
Label of " shujutijiao " field as question and answer is sent by socket.once function in HTML payment system
The content (i.e. product type and product quantity information) that " shujutijiao " label includes；Backstage is by executing socket.on letter
Number is monitored " shujutijiao " label information, product type and product quantity information to be processed can be obtained in real time；
Client accesses HTML paying website by chained address, and the routing setting of the chained address includes domain name and routing
Path setting, the setting of domain name i.e. setting server locally accessed address (such as 127.0.0.1) and port (such as
3000) software, is penetrated by Intranet, Intranet is switched into public network, and (domain name can be bought binding domain name in other large-scale websites, false
Fixed domain name herein is www.AAAA.com)；Routed path setting passes through the http.createServer function in http service
Setting access address (such as plctest, then the address of client access HTML paying website is exactly www.AAAA.com/
plctest)；
The HTML paying website of Intranet includes that the payments such as product type and product quantity select information, as an example,
The HTML paying website web page of Intranet includes a product type combobox, a product quantity input field and a payment
The information of button, selection information " chanpinleixing " field description of product type combobox, product quantity is used
" chanpinshuliang " field description completes payment by clicking payment button, after the completion of payment, passes through socket.io
Function, by product type and product quantity information, by " chanpinleixing " field and " chanpinshuliang " field
Description information is sent to server；
S2. the general character string information including product process data is decomposed into ASCII character character string, according to corresponding logical
Believe the ASCII character character string after agreement recombinates the ASCII character character string of decomposition；
General character string information including product process data is decomposed by ASCII character using JavaScript scripting language
Character string, according to the specific format of the serial communication protocols such as RS232/RS485 and programmable controller about access operation code, behaviour
It counts the specific requirement in serial communication protocol, the ASCII after being recombinated to the ASCII character character string of decomposition
Code character string；
Specifically, it is distributed according to the address product process data PLC, for example, the product quantity of product type 1 issues PLC's
The product quantity of D0, product type 2 issue the D1 of PLC；Using serial port protocol specification as example, serial port protocol specification is STX+CMD+
Element addresses+BYTE number of words+data content+ETX+ check code, ASCII character conversion operation: STX 02, serial communication starting mark
Will；CMD is 31, data write-in；Element addresses are configured that (initial address in the area D, Mitsubishi is 1000, therefore according to PLC type number
The address of D0 is 1000+0*2=1000, its 4 numbers is changed to corresponding ASCII character, as 31 30 30 30)；BYTE
Number of words depend on product type quantity (such as there are two types of product, need the D0 toward PLC, be respectively written into production quantity in D1, that
30 34) BYTE number of words is 2*2=4, and ASCII character is；Data content is product quantity (such as the product 1 of corresponding processing
30 36 30 33) quantity is 03, and the product quantity of product 2 is 06, then data are 0603, corresponding ASCII character is data
The length of content depends on product type；ETX is end mark 03；Check code is that above-mentioned all data are added by 16 systems, is taken
Two afterwards；
S3. the trapezoid figure program that the ASCII character character string after recombination is converted into PLC small-sized on-line machining is sent to produce
The PLC of line, the PLC of small-sized on-line machining production line complete the processing of corresponding order according to the trapezoid figure program of PLC.
The trapezoid figure program that ASCII character character string after recombination is converted into PLC is sent to PLC, i.e., to recombination after
ASCII character character string defines baud rate, data bit, check code, stop position and the communication port content of communication, it is ensured that PC service
The setting of device corresponding ports is consistent with the setting of plc communication port, converts the ASCII character character string after recombination to the ladder of PLC
Shape figure program is sent to PLC, i.e., turns the information such as the product type, the product quantity that contain in the ASCII character character string after recombination
The trapezoid figure program that chemical conversion PLC is easy to store with execute can be connected by serial ports and be passed to PLC (programmable controller), used
Event driven mode, the single thread non-blocking asynchronous event binding with client on-line payment, settable PC server and PLC
Serial communication format, PC server generate ASCII character be sent to PLC and PLC made to execute operation, therefore, PC server need
Setting format that corresponding PLC can receive for signal transformat, (such as Mitsubishi PLC is set in serialport module
Set baudRate:9600, autoOpen:false, parity: " even ", dataBits:7, stopBits:1, i.e. baud rate are
9600, even parity check, data bit 7, stop position be 1 etc.), it can be achieved that on-line machining information effective transmitting, rely on serial ports transmitting
Signal is controlled, avoids that the Hardware Is such as DTU/RTU/O response speed is slow, control number of signals is limited, the high defect of equipment cost, and
Work order information loss is not will cause.Controlling automatic assembly line and completing order part is analysis and place of the PLC according to message information
Reason carries out the automatic complete of online order processing tasks as a result, the ladder diagram logical program for judging the corresponding storage of PLC and executing
At not will cause the maloperation that no order is also processed automatically because there is correct programmed logic to judge.
A kind of small-sized on-line machining production line control system, the system include the HTML paying website of sequentially connected Intranet
Server, message processing module and Order Processing module, wherein small-sized on-line machining production line connects Order Processing by PLC
Module,
The HTML paying website server of Intranet accesses for realizing client and carries out online product selection and payment, visitor
Family end the conversion between public network and Intranet is realized by the routing setting and related software of public network and chained address；Point
The call back function of the HTML paying website of Intranet is analysed to judge the validity of payment information, effective payment information is filtered out and is wrapped
The general character string information for including product process data is sent to message processing module；
Specifically, it is communicated and the non-resistance of single thread between client and the server of the HTML paying website of Intranet using question and answer
Asynchronous communication model is filled in, may be implemented also can accurately and effectively obtain even if in the case where internet communication is busy, channel is crowded
Obtain Order Processing information；After client accesses HTML paying website and completes payment, server foreground passes through Socket.io module
Background server is sent information to, label of " shujutijiao " field as question and answer is set in Socket.io module,
In HTML payment system by socket.once function send " shujutijiao " label include content (i.e. product type and
Product quantity information)；Monitored by executing socket.on function on backstage " shujutijiao " label information, it can obtain in real time
Product type and product quantity information to be processed；
Client accesses HTML paying website by chained address, and the routing setting of the chained address includes domain name and routing
Path setting, the setting of domain name i.e. setting server locally accessed address (such as 127.0.0.1) and port (such as
3000) software, is penetrated by Intranet, Intranet is switched into public network, and (domain name can be bought binding domain name in other large-scale websites, false
Fixed domain name herein is www.AAAA.com)；Routed path setting passes through the http.createServer function in http service
Setting access address (such as plctest, then the address of client access HTML paying website is exactly www.AAAA.com/
plctest)；
The HTML paying website of Intranet includes that the payments such as product type and product quantity select information, as an example,
The HTML paying website web page of Intranet includes a product type combobox, a product quantity input field and a payment
The information of button, selection information " chanpinleixing " field description of product type combobox, product quantity is used
" chanpinshuliang " field description completes payment by clicking payment button, after the completion of payment, passes through socket.io
Function, by product type and product quantity information, by " chanpinleixing " field and " chanpinshuliang " field
Description information is sent to server；
Message processing module is used to the general character string information including product process data being decomposed into ASCII character character
String, the ASCII character character string hair after being recombinated according to ASCII character character string of the corresponding communication protocol to decomposition
Give Order Processing module；
Message processing module uses JavaScript scripting language by the general character string information including product process data
Be decomposed into ASCII character character string, according to the specific format of the serial communication protocols such as RS232/RS485 and programmable controller about
The specific requirement of access operation code, operand in serial communication protocol is recombinated to obtain to the ASCII character character string of decomposition
ASCII character character string after recombination；
Specifically, message processing module is distributed according to the address product process data PLC, for example, the product number of product type 1
Amount issues the D0 of PLC, and the product quantity of product type 2 issues the D1 of PLC；Using serial port protocol specification as example, serial port protocol rule
Model is STX+CMD+ element addresses+BYTE number of words+data content+ETX+ check code, ASCII character conversion operation: STX 02, string
Port communications beginning flag；CMD is 31, data write-in；Element addresses are configured the (initial address in the area D, Mitsubishi according to PLC type number
It is 1000, therefore the address of D0 is 1000+0*2=1000, its 4 numbers are changed to corresponding ASCII character, as 31 30
30 30)；The quantity that BYTE number of words depends on product type (such as there are two types of product, needs the D0 toward PLC, is respectively written into D1
30 34) production quantity, then BYTE number of words is 2*2=4, ASCII character is；Data content is the product quantity of corresponding processing
(such as the quantity of product 1 is 03, the product quantity of product 2 is 06, then data are 0603, corresponding ASCII character is 30 36
30 33), and the length of data content depends on product type；ETX is end mark 03；Check code is that above-mentioned all data press 16
System is added, two after taking；
The trapezoid figure program that Order Processing module is used to convert the ASCII character character string after recombination to PLC is sent to
PLC, the PLC of small-sized on-line machining production line complete the processing of corresponding order according to the trapezoid figure program of PLC.
The trapezoid figure program that ASCII character character string after recombination is converted into PLC is sent to PLC by Order Processing module, i.e.,
Baud rate, data bit, check code, stop position and the communication port content of communication are defined to the ASCII character character string after recombination,
Ensure that the setting of PC server corresponding ports is consistent with the setting of plc communication port, the ASCII character character string after recombination is converted
It is sent to PLC for the trapezoid figure program of PLC, i.e., by the product type contained in the ASCII character character string after recombination, product quantity
Etc. information be converted to PLC be easy to store with execute trapezoid figure program, can by serial ports connect pass to PLC (PLC technology
Device), using event driven mode, single thread non-blocking asynchronous event binding with client on-line payment, settable PC clothes
The serial communication format of business device and PLC, the ASCII character that PC server generates are sent to PLC and PLC are made to execute operation, therefore, PC
Server needs to set signal transformat to format that corresponding PLC can receive (such as Mitsubishi PLC, in serialport
BaudRate:9600, autoOpen:false, parity are set in module: " even ", dataBits:7, stopBits:1, i.e.,
Baud rate is 9600, even parity check, data bit 7, stop position be 1 etc.), it can be achieved that on-line machining information effective transmitting, rely on
Serial ports transmitting control signal, avoids that the Hardware Is such as DTU/RTU/O response speed is slow, control number of signals is limited, and equipment cost is high
Defect, and not will cause work order information loss.It is point of the PLC according to message information that control automatic assembly line, which completes order part,
Analysis and processing result judges the corresponding storage of PLC and the ladder diagram logical program that executes, carry out online order processing tasks certainly
It is dynamic to complete, because there is correct programmed logic to judge, it not will cause the maloperation that no order is also processed automatically.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should all include
Within protection scope of the present invention.
Claims (10)
1. a kind of small-sized on-line machining produces line control method, which is characterized in that specific steps are as follows:
S1. client carries out online product choosing by the HTML paying website server that public network and chained address access Intranet
It selects and pays, the conversion between public network and Intranet is realized by the routing setting of chained address and related software；In analysis
For the call back function of the HTML paying website of net to judge the validity of payment information, filtering out effective payment information and obtaining includes producing
The general character string information of product process data；
S2. the general character string information including product process data is decomposed into ASCII character character string, according to corresponding communication protocols
Discuss the ASCII character character string after being recombinated to the ASCII character character string of decomposition；
S3. the trapezoid figure program that the ASCII character character string after recombination is converted into PLC is sent to small-sized on-line machining production line
PLC, the PLC of small-sized on-line machining production line complete the processing of corresponding order according to the trapezoid figure program of PLC.
2. a kind of small-sized on-line machining according to claim 1 produces line control method, which is characterized in that client with it is interior
Using question and answer communication and single thread non-blocking asynchronous communication pattern between the server of the HTML paying website of net.
3. a kind of small-sized on-line machining according to claim 1 or 2 produces line control method, which is characterized in that the chain
The routing setting for being grounded location includes that domain name and routed path are arranged, the HTML paying website service for being set as setting Intranet of domain name
Device penetrates software by Intranet and binding domain name realizes that outer net may have access to Intranet in locally accessed address and port；Routing
Path is set as corresponding function access address in setting http service.
4. a kind of small-sized on-line machining according to any one of claim 1-3 produces line control method, which is characterized in that
Step S2 specifically: be decomposed into the general character string information including product process data using JavaScript scripting language
ASCII character character string is recombinated according to ASCII character character string of the specific requirement of serial communication protocol to decomposition
ASCII character character string afterwards.
5. a kind of small-sized on-line machining production line control method described in -4 according to claim 1, which is characterized in that described heavy
ASCII character character string after group is converted into the detailed process of the trapezoid figure program of PLC are as follows: to the ASCII character character string after recombination
Baud rate, data bit, check code, stop position and the communication port content of definition communication are reconverted into the trapezoid figure program of PLC.
6. a kind of small-sized on-line machining production line control system, which includes the HTML paying website clothes of sequentially connected Intranet
Be engaged in device, message processing module and Order Processing module, small-sized on-line machining production line by PLC connection Order Processing module,
It is characterized in that,
The HTML paying website server of the Intranet accesses for realizing client and carries out online product selection and payment, visitor
Family end the conversion between public network and Intranet is realized by the routing setting and related software of public network and chained address；Point
The call back function of the HTML paying website of Intranet is analysed to judge the validity of payment information, effective payment information is filtered out and is wrapped
The general character string information for including product process data is sent to message processing module；
The message processing module is used to the general character string information including product process data being decomposed into ASCII character character
String, the ASCII character character string hair after being recombinated according to ASCII character character string of the corresponding communication protocol to decomposition
Give Order Processing module；
The Order Processing module is used to for the trapezoid figure program that the ASCII character character string after recombination is converted into PLC being sent to small
The PLC of the PLC of type on-line machining production line, small-sized on-line machining production line complete corresponding order according to the trapezoid figure program of PLC
Processing.
7. a kind of small-sized on-line machining production line control system according to claim 6, which is characterized in that client with it is interior
Using question and answer communication and single thread non-blocking asynchronous communication pattern between the server of the HTML paying website of net.
8. a kind of small-sized on-line machining production line control system according to claim 6 or 7, which is characterized in that the chain
The routing setting for being grounded location includes that domain name and routed path are arranged, the HTML paying website service for being set as setting Intranet of domain name
Device penetrates software by Intranet and binding domain name realizes that outer net may have access to Intranet in locally accessed address and port；Routing
Path is set as corresponding function access address in setting http service.
9. a kind of small-sized on-line machining production line control system a method according to any one of claims 6-8, which is characterized in that
The message processing module is decomposed the general character string information including product process data using JavaScript scripting language
For ASCII character character string, recombinated to obtain weight according to ASCII character character string of the specific requirement of serial communication protocol to decomposition
ASCII character character string after group.
10. a kind of small-sized on-line machining production line control system, feature according to any one of claim 6-9 exist
In the ASCII character character string after the recombination is converted into the detailed process of the trapezoid figure program of PLC are as follows: to the ASCII after recombination
Baud rate, data bit, check code, stop position and the communication port content that code character string defines communication are reconverted into the ladder of PLC
Shape figure program.
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