CN101556475A - Real-time tracking system for processing materials and production process based on radio frequency technique - Google Patents

Abstract

The invention relates to an implementation method of real-time acquisition and tracking of processing materials and production process in manufacturing shops by using radio frequency technique. The method configures radio frequency devices on manufacturing resources (mainly including manufacturing equipments, production employees, standard containers and key components) in the manufacturing shops, formalizes the setting of work process among the manufacturing resources and the definition and interaction of dynamic information, and designs and develops a set of application service relevant to hardware, manufacturing process, real-time information of in-process material, production management, and the like by adopting a Web Service technology so as to conduct real-time acquisition and tracking of the implementation status in the manufacturing process, thus effectively solving the problems caused by the lack of real-time information from the production process in the existing manufacturing shops, and providing an effective solution for 'transparent manufacturing', 'digital precise production', 'decision-making and optimization based on real-time data of the production', etc.

Description

Processing materials and production run real-time tracking system based on wireless radio-frequency

Technical field

The present invention relates to a kind ofly manufacturing shop layer processing materials and production run be carried out real-time tracking system with wireless radio-frequency.

Background technology

The real-time information collection of manufacturing shop implementation and Dynamic Tracing Technology are to solve that seamless integrated and enterprise produces the gordian technique of optimizing with control between enterprise's management last time and the bottom control based on the workshop real-time information.In recent years, although with Enterprise Resources Planning (Enterprise Resource Planning, ERP), MRP (Manufacturing Resource Planning, MRP II) etc. for the tension management system of representative with digital control processing unit, DNC (Distributed Numerical Control, DNC) etc. obtained certain performance for the promotion and application of automatic technology in process industry of representative, but also exposed corresponding problem, be mainly reflected in:

(1) manufacturing shop is difficult to the real-time information in the manufacture process is obtained and uploaded, and makes manufacture process just as " black box operation ", is difficult to satisfy the demand of workshop Real-Time Scheduling and production management, is unfavorable for improving the operational efficiency of production line;

(2) although manufacturing execution system (Manufacturing Execution System, MES), but there is not ripe solution at the real-time collection of manufacture process service data relevant method and this difficult problem of mechanism MES in order to the bi-directional that realizes information between enterprise's tension management and the bottom control and seamless integrated yet.

Therefore, at collection, transmission and the dynamic tracking of the real-time manufacturing information of manufacturing shop, academia and industry member have been carried out extensive studies both at home and abroad, and propose following solution:

(1) the brand-new manufacturing resource (as manufacturing equipment, machining center etc.) of exploitation, make it to have that information can be gathered, networking and characteristics such as addressableization, and can by be configured on the industrial real-time ethernet that connects manufacturing cell and compatible communications protocol (as TCP/IP, WI-FI wireless telecommunications etc.), thus make it to have the function of " can gather and handle occurent multidate information on this manufacturing resource ";

(2) the application of advanced new technology is carried out " configuration/transformation " to the existing resource of making, adopt the pattern of " the new hardware+new technology+existing resource of making ", carry out " transformation " by " configuration " existing hardware and software engineering to making resource, and then the function with " can gather and handle occurent multidate information on this manufacturing resource " that is.

First kind of scheme helps thoroughly changing the present situation of manufacturing system, quickens the transition of traditional manufacturing system to advanced manufacturing system.In fact, construct the basic technology of this device model and research and develop, as product J etControl, the JetNode of German Jetta company, JetWeb etc.; The networked machining center of China Little Big Man company exploitation etc.But in China, particularly at medium and small sized enterprises, adopt this scheme not meet the actual conditions of the most medium and small sized enterprises of China, at first develop and produce brand-new networked software and hardware and must possess abundant manpower, material resources, financial resources and technical support, enterprise need expend huge fund for this reason, secondly can cause the idle of a large amount of traditional soft, hardware resource.Second kind of scheme is as a kind of transition scheme, certain research and application have been obtained, as the CyberCut project that the integrated manufacturing laboratory in Berkeley branch school of California, USA university is born, its target is exploitation can be carried out product design and manufacturing fast on Internet networking dispersion manufacturing basic environment and service.At the networked integration problem of traditional manufacturing resource, it adopts the Agent technology to realize encapsulation mechanism and networked interface to CNC equipment.At home, adopt the research and the practice of " new hardware+new technology+tradition is made resource " also extensively to carry out, typically have the proposition of Hong Kong University's manufacturing system and engineering department the manufacturing resource to be configured system of systems and implementation framework to obtain the real-time information of respectively making resource with wireless radio-frequency; Xi'an Communications University's Mechanical Academy adopts to the method for the additional Web server of traditional numerical control device and obtains real-time manufacturing information on this equipment in the mode by artificial input template; The mode that School of Information Technology of Guangdong University of Technology is adopted as the additional wireless card reading device of traditional manufacturing equipment is to obtain the real-time manufacturing information that occurs on this manufacturing equipment etc.The achievement in research of present second kind of scheme is mainly reflected in system architecture aspect and some corresponding product prototype aspects, want large-scale application also to have practical problems, there is it to use read write line cost height at present, is that to adopt embedded programming pattern (upgrading difficulty, poor expandability) to wait not enough that as the product of School of Information Technology of Guangdong University of Technology still above-mentioned achievement in research provides good reference to enforcement of the present invention and application to the information acquisition of read write line.

Summary of the invention

The object of the present invention is to provide a kind of processing materials and production run real-time tracking system based on wireless radio-frequency.The present invention gathers in real time to the information of production run, and then make to manufacture process information, particularly the production run of manufacturing operation and material carry out real-time follow-up, solve current manufacturing shop effectively and be derived from the problem that the production run real-time information causes tension management system and production bottom-up information to disconnect, and then be that " making transparent ", " digitizing is accurately produced " and " based on the decision-making and the optimization of production real time data " provide effective solution and support owing to lacking.

For achieving the above object, the technical solution used in the present invention is: comprise the less radio-frequency equipment configuration module that is used to gather material information and production run real-time information, based on the real-time production information acquisition module of wireless radio-frequency, based on the real-time production information masterplate of XML, based on the real-time production information tracking module of workflow with based on the real-time production information visualization model of many views;

The said less radio-frequency equipment configuration module that is used to gather material information and production run real-time information is the basis of realizing processing materials and production run are carried out real-time follow-up, this module is that radio frequency read/write and radio frequency electronic tag and manufacturing resource distribution realize producing the collection of multidate information with the less radio-frequency hardware device, said manufacturing resource is meant the Manufacturing Worker relevant with manufacturing activities, produce required material, the container and the production equipment of carrying material, on production equipment, dispose radio frequency read/write, the Manufacturing Worker, produce required material, dispose radio frequency electronic tag on the container of carrying material;

Said real-time production information acquisition module based on wireless radio-frequency is to after making resource distribution at the radio frequency read/write of employing wireless radio frequency hardware device and radio frequency electronic tag, utilize computer communication technology, Radio Transmission Technology is gathered the multidate information of production run, promptly by the real-time status information change of radio frequency read/write fixing on the production line, and send these information to real-time production information masterplate based on XML to the collection reflection production run of the real-time information of the electronic tag that moves;

Said real-time production information masterplate based on XML is that the real-time production information that the real-time production information acquisition module based on wireless radio-frequency collects is standardized and standardization, promptly adopt the XML technology that production information is classified and design the attribute of all kinds of manufacturing informations, i.e. identification information on manufacturing equipment, input information, collecting device information, quality information based on operation, the work at present employee information, manufacturing operation information, material information is set up based on the XML information model, the complicated description of manufacturing information in real time that realization produces the manufacturing equipment layer, storage and transmission, when real-time information is gathered, at first produce a standard XML information masterplate example, simultaneously, the information of the electronic tag that collects dynamically is filled into the XML information masterplate example of new generation according to the identification information of this electronic tag according to the categorical attribute of XML information model, this XML example by other system by storing based on the technology of Web and transmitting;

Said real-time production information tracking module based on workflow adopts workflow modeling to each link and the production procedure of production run, according to the real-time information on each working node of this modelling and based on the mapping relations between the real-time production information masterplate of XML, make the real-time information of less radio-frequency equipment collection transfer to each flow nodes of production run by the XML masterplate;

Said real-time production information visualization model based on many views is used to realize the visualization display to the production run real-time information, realize tracking by integration, many views of statistics employing mode to production information to production information, structure is followed the tracks of view based on the real-time production information of equipment, follows the tracks of view and follows the tracks of view based on staff's real-time production information based on the real-time production information based on equipment of product BOM.

(emphasis is to manufacturing equipment because the present invention is from the manufacturing resource of manufacturing enterprise's bottom, volumetric standard, material, at goods, and Manufacturing Worker) starts with, adopt " wireless radio-frequency " to be configured by the manufacturing resource that bottom is participated in production run, the dynamic data that equipment is produced in actual production process is gathered in real time, and then the information of gathering is carried out standardization and sent this information to based on many views real-time production information visualization model by Web Service technology based on the workflow of actual production process and standard XML template, realization is to the real-time collection and the tracking of manufacturing shop production process information, and is final for realizing " making transparent ", " digitizing is accurately produced " and " based on the decision-making and the optimization of production real time data " lays the foundation.The applied technology of the present invention relates to wireless technology, the electronization based on Web, digitizing, serviceization, at linearize and coordination technique.

Description of drawings

Fig. 1 is system architecture figure of the present invention;

Fig. 2 is the arrangement plan that the present invention is used to gather the less radio-frequency equipment configuration module of material information and production run real-time information;

Fig. 3 is the process flow diagram that the present invention is based on the real-time production information acquisition module of wireless radio-frequency;

Fig. 4 is the structural drawing that the present invention is based on the real-time production information masterplate of XML;

Fig. 5 is the structural drawing that the present invention is based on the real-time production information tracking module of workflow;

Fig. 6 is the system assumption diagram that the present invention is based on the real-time production information visualization model of many views.

Embodiment

Below in conjunction with accompanying drawing the present invention is described in further detail.

Referring to Fig. 1, the present invention includes: be used to gather the less radio-frequency equipment configuration module of material information and production run real-time information, based on the real-time production information acquisition module of wireless radio-frequency, based on the real-time production information masterplate of XML, based on the real-time production information tracking module of workflow with based on five modules of real-time production information visualization model of many views.The present invention makes resource for the tradition of current manufacturing shop provides a kind of wireless radio-frequency to be configured to realize that the information to production run gathers in real time, and then adopt Web Service technology to realize the real-time follow-up of manufacture process execution information, cause the tension management system and produce the problem that bottom-up information disconnects owing to shortage is derived from the production run real-time information with the current manufacturing shop of effective solution.

Referring to Fig. 2, the present invention carries out correspondingly " configuration " by tradition is made resource (volumetric standard that mainly comprises manufacturing equipment, manufacturer and carrying material) employing wireless radio frequency technology, realization is gathered the real-time production information of making resource, and then by the Web scheme based on Java transmitting in real time with processing of collection is carried out dynamic tracking and visual with realization to production information.The configuration that the present invention adopts wireless radio-frequency that resource is made in the workshop mainly comprises following several respects:

Manufacturing equipment: be manufacturing equipment configuration radio frequency read/write equipment, by radio-frequency antenna being set and regulating the induction range that antenna reads electronic tag, enter this equipment electronic tag is equipped with other make resources just can be by dynamic perception, and then the dynamic manufacturing information on this manufacturing equipment gathered;

Manufacturing Worker: for each Manufacturing Worker is equipped with radio frequency electronic tag, by electronic tag and Manufacturing Worker are bound, just can be configured with the manufacturing resource perception of radio frequency read/write when later on this employee enters workshop, and then can realize information interaction between this Manufacturing Worker and other manufacturing resources is gathered and write down to the Manufacturing Worker's that is equipped with electronic tag multidate information;

Key components and parts: for each key components and parts is equipped with radio frequency electronic tag, by electronic tag and key components and parts are bound, just can be configured with the manufacturing resource perception of radio frequency read/write when later on this key components and parts enters different production equipment, and then can realize information interaction between this key components and parts and other manufacturing resources is gathered and write down to the multidate information of the key components and parts that is equipped with electronic tag;

The container of carrying material: be the container outfit radio frequency electronic tag of each carrying material, by container with electronic tag and carrying material, just can be configured with the manufacturing resource perception of radio frequency read/write when later on this container enters workshop, and then can realize the container of this carrying material and the information interaction between other manufacturing resources are gathered and write down to the multidate information of the container that is equipped with electronic tag;

The main RFID hardware configuration of making resource sees the following form in the workshop.

Make resource	RFID equipment	Purpose
			The porch, workshop	Read write line	Be used for obtaining automatically the incident that takes place with the porch, workshop
Toolroom	Read write line	Be used for obtaining automatically which instrument which goes back event information by borrowing of which employee constantly at
			The workshop inventory area	Read write line	Be used for obtaining automatically turnover material real-time information in this inventory area
Crucial machining center/equipment	Read write line	Be used for obtaining automatically the manufacturing activities information on this equipment/machining center
			The Manufacturing Worker	Electronic tag	Be used to identify the corresponding work personnel
The carrier material container	Electronic tag	Be used to identify corresponding loading container and material information
			Key components and parts	Electronic tag	Be used for sign accordingly in product information
Valuable instrument	Electronic tag	Be used to identify corresponding tool information

By the employing wireless radio frequency technology, make traditional manufacturing resource (as the volumetric standard of manufacturing equipment, Manufacturing Worker and carrying material etc.) finally form a series ofly to have more high efficiency, flexibility and reliability, I/O is transparent and digitizing, networking, visual " intelligent " with wireless data transfer capability made resource.

The present invention realized manufacturing resource the most basic under the formula of system modeling formerly (volumetric standard of manufacturing equipment, Manufacturing Worker and carrying material etc.) design and development to production system with the collection and the tracking of its manufacturing implementation real-time information.In fact, just can realize neatly a plurality of manufacturing cells (being the workshop in the real society), manufacturing system (corresponding to the manufacturing enterprise of reality society) and the collection and the tracking of striding manufacture process execution information in enterprise's production model (corresponding to the coalition of companies in the real society) by these being made resources are carried out different combinations according to its institutional framework and its real-time information collection that provides and follow-up service (Web Service) being configured.

Referring to Fig. 2, the less radio-frequency equipment configuration module that is used to gather material information and production run real-time information of the present invention is the pacing items that real-time information is gathered to production run.The less radio-frequency equipment disposition that is used to gather material information and production run real-time information mainly is to be target with the production run manufacturing information that will gather, by the real-time information of making resource being gathered realizing making resource (producers) configuration less radio-frequency hardware device.Its concrete configuration strategy is: settle radio frequency read/write for the manufacturing resource such as the manufacturing equipment of stationkeeping, give transportable manufacturing resource distribution radio frequency electronic tag, enter near the manufacturing equipment when moving the manufacturing resource like this, the less radio-frequency card-reading apparatus that is placed in the manufacturing equipment end just can detect the information of mobile manufacturing resource, thereby just can finish dynamically obtaining the real-time information of production run based on hardware device.

Referring to Fig. 3, have only radio frequency signal is collected on the terminal, could handle and realize tracking it real-time information by system.Real-time production information acquisition module based on wireless radio-frequency of the present invention is on the basis of the less radio-frequency equipment configuration module of gathering material information and production run real-time information, adopts the radio network technique and the computer interface communication technology to realize obtaining the radio frequency read/write Information Monitoring.Its specific implementation process is as follows:

(1) at first according to the content of the type design corresponding electronic label of making resource

(2) when the manufacturing resource that has electronic tag moves to the manufacturing equipment annex that is mounted with frequency read/write, frequency read/write reads and this manufacturing resource corresponding electronic label content based on radio-frequency technique;

(3) this electronic labeling information at first is read in the frequency read/write by wireless radio-frequency, by interfacing, as USB, COM, bluetooth etc. this information is sent to server simultaneously.

Referring to Fig. 4, in process of production, manufacture process information relates to diversity and complicacy, has only complicated and diversified information is classified and standardization could be followed the tracks of for follow-up production run based on real-time manufacturing information and lays the foundation.Real-time production information masterplate C based on XML of the present invention carries out standardization to the real-time information that collects, and relates to different manufacturing resources according to manufacture process, adopts the XML technology definition to be made the information node of resource from difference.Based on this XML standard information template, the multidate information of a manufacturing of every collection resource then upgrades the attribute of the information node of XML according to the classification of converting to breath.

Referring to Fig. 5,, need carry out refinement to the production status of each link of making resource for the production live telecast on each manufacturing equipment of real-time follow-up.Real-time production information tracking D based on workflow of the present invention adopts workflow technology that standardization is carried out in the activity of making resource and carries out active by events corresponding, message and obtain.The groundwork flow process is as follows:

(1) Manufacturing Worker's state of going to work: before the Manufacturing Worker came manufacturing equipment, the radio frequency read/write that is placed in this equipment end detected this employee's electronic tag, showed that this Manufacturing Worker is in the working state;

(2) employee obtains task status: background information system (as dispatching system) shows and distributes current production task and its production place of giving this employee according to this employee's job number information;

(3) production standby condition: the rfid interrogator basis that is placed on the manufacturing equipment detects the manufacturing resource that other are mounted with electronic tag, as carry the container of raw material, important tool etc., detect whether possess the essential condition that on this equipment, can produce with this real-time information, if meet, change step (4) over to,, accurately point out the manufacturing resource of current disappearance if do not meet;

(4) production status: be placed in rfid interrogator on the manufacturing equipment detect current producing in product information, specifically be to be placed in electronic tag on the key components and parts to obtain this information by detection, promptly by detecting this state when goods enter worktable and when going out worktable, this state and this goods are all made state (as producing, produce and finish) information binding; And then follow the trail of each real-time production information at goods, and concern the accurate use information of calculating raw material according to the product material, and these real-time production information data are handled according to the real-time production information tracking D that preceding method sends to based on workflow;

(5) task completion status: repeat (3), (4) finish the production task of current order of classes or grades at school until this Manufacturing Worker.

Referring to Fig. 6, because in the production run, the managerial personnel of different role need handle different data messages, as workshop yardman care is the execution status of task information and the equipment working condition information of collection in worksite, what technical management person was concerned about is process quality information, what company manager was concerned about is accumulative total information etc., these data are directed to the data acquisition instrument on the production line, data recording on the production line the most full and accurate information in production scene, therefore for an enterprise, need be to the information of the gathering processing of classifying, promptly data are got up by certain hierarchical organization, and these numerical value are put in order, analysis finally is treated to the information that helps decision maker's decision-making to the local message that disperses to be converted into succinctly analysis chart or statistical form intuitively.To making the real-time information of resource in the production run,, combination mapping overanxious accordingly by source data is carried out obtains serving many views outputs of different user to the visual E of real-time production information based on many views of the present invention according to less radio-frequency equipment.

From the angle of production,

(1) part level manufacturing operation information trace:, manufacturing progress msg, cost information and quality information that a certain detailed programs (client's manufacturing operation) part level task is relevant are inquired about in real time, follow the tracks of, analyzed and handle to be basic data from carrying out relevant information with the device level operation.

(2) component-level manufacturing operation information trace: on the basis that part level task is followed the tracks of, manufacturing progress msg, cost information and quality information that a certain detailed programs component-level task is relevant are inquired about in real time, follow the tracks of, analyzed and handle.

(3) product level manufacturing operation information trace: on the basis that part level task, component-level task are followed the tracks of, manufacturing progress msg, cost information and quality information that a certain detailed programs product level task is relevant are inquired about in real time, follow the tracks of, analyzed and handle.

From the angle of manufacturing enterprise,

(1) device level manufacturing operation information trace: the manufacturing operation on each equipment carries out the real-time follow-up and the processing of process cost information, operation implementation progress information, process quality control information and equipment working condition information etc. in the enterprise to being invested in.

(2) cell level manufacturing operation information trace: on the basis of device level manufacturing operation information trace, each manufacturing operation carries out the real-time follow-up and the processing of manufacturing cost information, implementation progress information, quality of production information and cell level schedule information etc. in the manufacturing cell to being invested in.

(3) enterprise-level manufacturing operation information trace: on the basis of device level/cell level manufacturing operation information trace, carry out the real-time follow-up and the processing of manufacturing cost information, implementation progress information, quality of production information and enterprise-level schedule information etc. to being invested in the manufacturing enterprise projects.

Concrete track algorithm is as follows:

Manufacturing operation progress chasing algorithm is divided into following aspect to the tracking of manufacturing operation progress and the mode of gathering:

1) operation is made progress calculation process level and is made the basis that the tracking of progress is reckoning part, parts, product, manufacturing cell/enterprise's manufacturing schedule.

If RT _ProcessThe actual implementation progress of expression current time operation, CT _ProcessThis operation actual execution time of expression current time, PT _ProcessThis operation of expression current time is estimated completion date, then

2) part manufacturing progress is calculated and to be established part P and have m operation, RT _PartThe actual implementation progress of expression this part of current time, then

3) parts manufacturing progress is calculated and to be established components A and have n part, RA _AssemblyThe actual implementation progress of expression these parts of current time, CT _{Process[i, j]}The j procedure actual execution time of expression current time part i, PT _{Process[i, j]}Completion T.T. is estimated in the j road of part i in these parts of expression current time, then

4) product manufacturing progress is calculated and to be established product P ro and have r parts, RA _ProductThe actual implementation progress of expression these parts of current time, CT _{Process[i, j, k]}Expression current time procedure actual execution time, PT _{Proess[i, j, k]}The k procedure of the part j of parts i is estimated completion T.T. in this product of expression current time, then

5) being invested in manufacturing cell/manufacturing enterprise the manufacturing operation progress calculates concrete computing method and is: carry out statistical computation according to the kind that is invested in part/parts in manufacturing cell/enterprise/product and quantity by the progress computing method of above-mentioned part/parts/product and draw, do not launching narration here.

B. manufacturing operation cost tracing algorithm is in making implementation, tracking to manufacturing cost is in order to allow enterprise management level in time understand the cost information that current manufacturing operation consumed, when real cost of production departs from projected cost, can in time adopt an effective measure production cost is controlled.From the notion of producing as can be known, a product is so that the product that part is the series of processes operation.At a product level/component-level/part level manufacturing operation, the cost of its consumption mainly comprises two big classes: a class is called technology cost (as fee of material, direct labor's wage, equipment use and depreciation cost, equipment dynamic fuel cost etc.) for the cost directly related with technological process, accounts for the 70%-75% of total cost; Another kind of is the cost (ventilating with water rate, traffic expense etc. as administrative personnel's wage, illuminating and heating) that constitutes no direct relation with technology.

1) calculating of operation manufacturing cost is to carrying out the basis of cost tracing in part/parts/product/manufacturing cell/enterprise based on the manufacturing cost track algorithm research of operation.At the operation time cost, there are different time cost computing method in different manufacturing enterprises.At present, typical time cost accounting method has: standard cost method, quota cost method, Target Costing.Although there is different time cost accounting methods in different manufacturing enterprises, it adjusts foundation all is fixed according to technology cost content haply.

If CT _ProcessRepresent the current actual manufacturing cost of certain procedure, T _ProcessThis operation actual execution time of expression current time, unit is man-hour, C _ProcessThe manufacturing cost of representing this operation, unit is (unit/man-hour), then

CT _Process=T _Process(man-hour) * C _Proess(unit/man-hour)

2) part/parts/cost of goods manifactured is calculated in this article, the product manufacturing operation is planned as a series of part levels and makes the subtask, and finally be planned as the set that the operation level is made the subtask, the operation level is made the basic comprising unit that the subtask is defined as manufacturing operation.

If CT _TotalBe the total cost that part/parts/product level manufacturing operation expends, C in the processing and manufacturing process _MaterialBe material cost, E _MaterialBe the unit weight price of the blank material of product/parts/part, unit is a unit/kilogram; W _MaterialBe the weight of product/parts/part blank, unit is a kilogram; Then

${\mathrm{CT}}_{\mathrm{total}}=C_{\mathrm{material}}+{\mathrm{CT}}_{\mathrm{process}}^{\mathrm{total}}$

In the formula, C _Material=E _MaterialW _Material, CT _Process ^TotalEstablishing the operation quantity that part/parts/product comprised for the operation total cost is n, then

${\mathrm{CT}}_{\mathrm{process}}^{\mathrm{total}}=\underset{i=1}{\overset{n}{\mathrm{\Σ}}}{\mathrm{CT}}_{\mathrm{process}\left[i\right]}$

Finally obtaining the total cost that product level manufacturing operation expends in the processing and manufacturing process is shown below:

3) the concrete computing method of manufacturing cost consumption calculations are in manufacturing cell/manufacturing enterprise: carry out statistical computation according to the kind that is invested in part/parts in manufacturing cell/enterprise/product and quantity by the method for cost accounting of above-mentioned part/parts/product and draw.

The present invention has adopted up-to-date wireless radio-frequency aspect hardware configuration, be the solution that adopts based on Java platform and Web Service technology at software design and development.This system that makes has the advantage of following several respects:

Wireless radio-frequency is present more advanced and ripe method aspect identification automatically, realizes that with this real-time information collection to shop layer manufacturing resource has high speed, advantage such as accurate, stable, reliable; Simultaneously, along with the development and the widespread use of wireless radio-frequency, the cost of its read write line and electronic tag can reduce greatly;

Owing to adopt Web Service framework, system has good expandability and dirigibility, the user can dispose (increasing or deletion) its service that needs most (Service) according to the actual demand of self, only interested as the certain user in the real-time information collection and the follow-up service of material in the manufacture process, only with this service of selection;

System upgrade is easy, only needs the Web Service that upgrades remote service to serve the renewal that can reach total system; Inherited the advantage of Java " once compiling, operation everywhere " and stable operation.

Claims (1)

1, based on the processing materials and the production run real-time tracking system of wireless radio-frequency, it is characterized in that: comprise the less radio-frequency equipment configuration module that is used to gather material information and production run real-time information, based on the real-time production information acquisition module of wireless radio-frequency, based on the real-time production information masterplate of XML, based on the real-time production information tracking module of workflow with based on the real-time production information visualization model of many views;

The said less radio-frequency equipment configuration module that is used to gather material information and production run real-time information is the basis of realizing processing materials and production run are carried out real-time follow-up, this module is that radio frequency read/write and radio frequency electronic tag and manufacturing resource distribution realize producing the collection of multidate information with the less radio-frequency hardware device, said manufacturing resource is meant the Manufacturing Worker relevant with manufacturing activities, produce required material, the container and the production equipment of carrying material, on production equipment, dispose radio frequency read/write, the Manufacturing Worker, produce required material, dispose radio frequency electronic tag on the container of carrying material;

Said real-time production information acquisition module based on wireless radio-frequency is to after making resource distribution at the radio frequency read/write of employing wireless radio frequency hardware device and radio frequency electronic tag, utilize computer communication technology, Radio Transmission Technology is gathered the multidate information of production run, promptly by the real-time status information change of radio frequency read/write fixing on the production line, and send these information to real-time production information masterplate based on XML to the collection reflection production run of the real-time information of the electronic tag that moves;

Said real-time production information masterplate based on XML is that the real-time production information that the real-time production information acquisition module based on wireless radio-frequency collects is standardized and standardization, promptly adopt the XML technology that production information is classified and design the attribute of all kinds of manufacturing informations, i.e. identification information on manufacturing equipment, input information, collecting device information, quality information based on operation, the work at present employee information, manufacturing operation information, material information is set up based on the XML information model, the complicated description of manufacturing information in real time that realization produces the manufacturing equipment layer, storage and transmission, when real-time information is gathered, at first produce a standard XML information masterplate example, simultaneously, the information of the electronic tag that collects dynamically is filled into the XML information masterplate example of new generation according to the identification information of this electronic tag according to the categorical attribute of XML information model, this XML example by other system by storing based on the technology of Web and transmitting;

Said real-time production information tracking module based on workflow adopts workflow modeling to each link and the production procedure of production run, according to the real-time information on each working node of this modelling and based on the mapping relations between the real-time production information masterplate of XML, make the real-time information of less radio-frequency equipment collection transfer to each flow nodes of production run by the XML masterplate;

Said real-time production information visualization model based on many views is used to realize the visualization display to the production run real-time information, realize tracking by integration, many views of statistics employing mode to production information to production information, structure is followed the tracks of view based on the real-time production information of equipment, follows the tracks of view and follows the tracks of view based on staff's real-time production information based on the real-time production information based on equipment of product BOM.

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