CN102880137A - Control method and device for production line processes - Google Patents
Control method and device for production line processes Download PDFInfo
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- CN102880137A CN102880137A CN2012103597053A CN201210359705A CN102880137A CN 102880137 A CN102880137 A CN 102880137A CN 2012103597053 A CN2012103597053 A CN 2012103597053A CN 201210359705 A CN201210359705 A CN 201210359705A CN 102880137 A CN102880137 A CN 102880137A
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Abstract
The invention relates to a control method and a control device for production line processes. The control method comprises the following steps that: an upper computer sets respective unique process information for the production line processes, distributes one or more processing stations to each process, selects a specific process and generates a process list according to a production line processing task of a workpiece, and updates the process list according to the change requirement of the production line processing task of the workpiece; and the upper computer sends a control instruction to a controller according to the processes in the updated process list and the distributed processing station information through a data communication line after receiving station information of the workpiece to be processed, and the controller controls rail transmission of the workpiece on a production line along a material transmission line. By the method, the production line processes can be changed on line under a single task according to the actual requirement, and can be flexibly and conveniently adjusted without shutdown according to the actual production condition, production resources are redistributed, the production efficiency of the production line is improved, and cost is reduced.
Description
Technical field
The present invention relates to the industrial control technology field, control method and the device of the streamline operation that particularly can adjust as required under a kind of single task.
Background technology
Streamline production is to formulate in a certain order different operations, reasonably gives each workstation work allocation, and for example whole garment production can be regarded the streamline that workstation connects with the series connection form as.The corresponding workstation website allotment of each operation relates to equipment, personnel adjustment on traditional discrete flow waterline, very trouble.When the fault of the adjustment that personnel occur or equipment, need to adjust operation, ask for leave such as the workman on when production line, cause to find and new personnel that operation that this workman finishes is mated fully process, need that the operation that this workman finish is split into two or more operations and jointly finished by different workmans; Perhaps in the process of producing, find that original operation arranges unreasonable, divide excessive refinement such as operation, the workpiece wheel turns waste of time and causes whole work efficiency to reduce, and needs original two or more operations are merged into a new operation; Perhaps because the adjustment of technique needs original part operation is deleted, increase new operation; For these situations, owing to can't realize online operation adjustment and setting, present way creates a new task often, distribute new process flow according to new demand for this task, original workpiece of having reached the standard grade continues processing according to old process flow, and the workpiece of newly reaching the standard grade is then processed according to new process flow.
This processing mode makes same batch task by artificial a plurality of tasks that split on the one hand, causes the confusion of inconvenience and workman's operation of management; On the other hand, create frequently new task, give reaching the standard grade, managing and bring extra work of workpiece, also can't reach flexibly and effectively restructuring, adjustment to equipment, personnel, cause the waste of the low and resource of production efficiency.
Summary of the invention
The present invention is directed to the problem that existing streamline operation can't be adjusted flexibly, redistribute personnel, equipment according to the needs of actual conditions, a kind of control method of novel streamline operation is provided, the method can realize streamline operation such as the online change such as increase, deletion and merging under the single task according to actual needs, adjust flexibly and easily the streamline operation, improve the efficient that streamline is produced, reduced cost.The invention still further relates to a kind of control device of streamline operation.
Technical scheme of the present invention is as follows:
A kind of control method of streamline operation, it is characterized in that, be that the streamline operation is set unique separately process information and distributed one or more processing websites for each operation simultaneously by host computer first, host computer is selected certain working procedure according to the streamline processing tasks of workpiece and is generated the operation tabulation, and host computer upgrades the operation tabulation according to the operation change request of the streamline processing tasks of workpiece again; Host computer is after receiving the site information of workpiece to be processed, pass through data telecommunication line road direction controller sending controling instruction according to the operation in the operation tabulation of having upgraded and the processing station dot information of distribution, on streamline, carry out track transmission along the material transferring circuit by controller control workpiece again.
Described streamline in the control method of streamline operation is preferably the clothes process line.
The operation change of described streamline processing tasks comprises the some operations of deletion, this moment, host computer was with the wish deletion operation deletion in the operation tabulation, obtain subsequent handling and the preposition operation of this deletion operation, the subsequent handling of preposition operation in the operation tabulation that should delete simultaneously operation is set to delete the subsequent handling of operation, and the preposition operation of the subsequent handling of this deletion operation in the operation tabulation is set to the preposition operation of this deletion operation; When the operation to be processed of existing workpiece on the production line was wish deletion operation, the operation to be processed of the described workpiece of host computer was set to the subsequent handling of wish deletion operation.
The operation change of described streamline processing tasks comprises increases one or more operations, when ad-hoc location increases some operations, described host computer distributes website for this increase operation and the process information of this increase is added in the operation tabulation, obtain subsequent handling and the preposition operation of this increase operation, the subsequent handling of preposition operation in the operation tabulation that should increase simultaneously operation is set to the operation of this increase, and the preposition operation of the subsequent handling of this increase operation in the operation tabulation is set to the operation of this increase; When the operation to be processed of existing workpiece on the production line is the subsequent handling of described increase operation, the operation to be processed of the described workpiece of host computer is set to the operation of described increase, and controls described workpiece by controller and enter a website that distributes for described increase operation and process.
The operation change of described streamline processing tasks comprises the operation that merging is adjacent, and this moment, host computer was deleted the operation that will merge in the operation tabulation, created simultaneously a new operation and distributed website; When the operation to be processed of existing workpiece on the production line during for an operation in the operation that will merge, the new operation that the operation to be processed of the described workpiece of host computer is set to create, host computer is controlled described workpiece by controller and is entered a website that distributes for the new operation that creates and process.
The operation change of described streamline processing tasks comprises the one or more operations of fractionation, when an operation splits into a plurality of operation sequence, operation back during described host computer is tabulated operation before this fractionation increases the operation sequence after the fractionation and is followed successively by each the operation sequence allocation website after splitting successively, delete simultaneously the front operation of described fractionation, first operation of the operation sequence after the subsequent handling of the preposition operation of the operation before splitting in the operation tabulation is set to split; During operation before the operation to be processed of existing workpiece on the production line is described fractionation, first operation of operation sequence after the operation to be processed of the described workpiece of host computer is set to split is controlled described workpiece by host computer by controller and is entered a website that distributes for first operation of the operation sequence after splitting and process.
A kind of control device of streamline operation, comprise on the workpiece that is arranged in the streamline or the identification tag on the conveyer of workpiece, the outlet read write line that arranges respectively in the entrance read write line that arranges respectively of ENTRANCE and each exit of each processing website, it is characterized in that, also comprise host computer and controller, described host computer is that the streamline operation is set unique separately process information and distributed one or more processing websites for each operation simultaneously, host computer is selected certain working procedure according to the streamline processing tasks of workpiece and is generated the operation tabulation, and host computer upgrades the operation tabulation according to the operation change request of the streamline processing tasks of workpiece again; Described entrance read write line and outlet read write line transmit it to host computer after reading the information of the identification tag on the conveyer of workpiece or workpiece, host computer sends the workpiece action steering order according to the operation in the operation tabulation of having upgraded and the processing website of distribution to controller, again by the transmission of controller control workpiece on streamline.
Described streamline in the control device of streamline operation is preferably the clothes process line.
The operation change of the described streamline processing tasks in the control device of streamline operation is the one or more operations of deletion; Or merge adjacent operation; Or split one or more operations; Or increase one or more operations.
When the operation change of streamline processing tasks is the some operations of deletion, host computer is with the wish deletion operation deletion in the operation tabulation, obtain subsequent handling and the preposition operation of this deletion operation, the subsequent handling of preposition operation in the operation tabulation that should delete simultaneously operation is set to delete the subsequent handling of operation, and the preposition operation of the subsequent handling of this deletion operation in the operation tabulation is set to the preposition operation of this deletion operation;
When the change of the operation of streamline processing tasks is when ad-hoc location increases some operations, host computer distributes website for this increase operation and the process information of this increase is added in the operation tabulation, obtain subsequent handling and the preposition operation of this increase operation, the subsequent handling of preposition operation in the operation tabulation that should increase simultaneously operation is set to the operation of this increase, and the preposition operation of the subsequent handling of this increase operation in the operation tabulation is set to the operation of this increase;
When the change of the operation of streamline processing tasks is when merging adjacent operation, host computer creates the operation deletion that will merge in the operation tabulation simultaneously a new operation and distributes website;
When the change of the operation of streamline processing tasks is when an operation is split into a plurality of operation, operation back during host computer is tabulated operation before this fractionation increases the operation sequence after the fractionation and is followed successively by each the operation sequence allocation website after splitting successively, delete simultaneously the front operation of described fractionation, first operation of the operation sequence after the subsequent handling of the preposition operation of the operation before splitting in the operation tabulation is set to split.
When the change of the operation of streamline processing tasks is that website that the operation of the some operations of deletion and described deletion is distributed is when comprising workpiece, when the deletion operation be last operation, the operation to be processed of described host computer workpiece is set to the preposition operation of described deletion operation; When the operation of deletion did not have preposition operation not have subsequent handling yet, described host computer was with the workpiece information initializing corresponding to operation of deletion;
When the change of the operation of streamline processing tasks is that the operation to be processed of the workpiece of the operation place website that will merge of described deletion is set to the operation as combining process of described establishment when merging adjacent operation.
Technique effect of the present invention is as follows:
The control method of streamline operation of the present invention, be that the streamline operation is set unique separately process information and distributed one or more processing websites for each operation simultaneously by host computer first, host computer is selected certain working procedure according to the processing tasks under the workpiece and is generated the operation tabulation, sets simultaneously unique separately process information each procedure can be identified in host computer; Host computer upgrades the operation tabulation according to the operation change request of streamline processing tasks, and send the workpiece action steering order according to the operation in the operation tabulation of upgrading and the processing website of distribution to controller, can staff redeployment occur according to actual conditions so just, carry out the increase of streamline operation during the changes such as equipment adjustment, deletion, split and merging etc. changed online, flexible adjustment streamline operation, solved the corresponding website of existing streamline operation at equipment, the problem of the low and wasting of resources of the production efficiency that the frequent new task that creates causes during personnel adjustment, and same batch task is caused management inconvenience and workman to operate chaotic problem by artificial a plurality of tasks that split into because the flow process of the process flow under the new task that creates and original operation exists simultaneously to have avoided existing streamline operation, the method of the present invention can realize according to actual needs that streamline operation under the single task is when change occurs, realized the online updating of operation in the streamline and flexibly control, realize the allocation optimum of resource, improve the efficient that streamline is produced, reduced cost.
The preferred streams waterline is the clothes process line, the method of the invention is the control method of clothes process line operation like this, clothes processing has the characteristics of streamline, whole garment production is the streamline that work connects with the series connection form, this clothes process line operation buckles, orders sleeve etc. as ordering all be to formulate in a certain order different operations, reasonably each operation distributed to one or more processing websites.Described clothes process line is applicable to control method of the present invention, the corresponding processing website of clothes process line operation carries out the change request of clothes process line operation when equipment, personnel adjustment, upgrade inner operation tabulation by host computer and again controller is sent the workpiece action steering order, thereby adjust flexibly clothes process line operation.
The operation change of streamline processing tasks can be the one or more operations of deletion; Or merge adjacent operation; Or split one or more operations; Or increase one or more operations etc., host computer upgrades the operation tabulation according to the operation change request of different streamline processing tasks, as when deleting a certain operation, host computer obtains the front and back operation of this deletion operation and should delete operation deletion from the operation tabulation, the front and back operation that to delete simultaneously operation in the operation tabulation respectively corresponding subsequent handling and preposition operation adjust setting, thereby automatically more new process tabulation, and the operation from the operation tabulation of upgrading selects website to process the workpiece to be processed of deleted operation, host computer can come to send instruction to controller according to the concerned process steps information in the operation tabulation of having upgraded after receiving the workpiece information of website, like this, controller just can directly be controlled the action of entering the station and set off of workpiece according to the order of the host computer that receives, thereby whole the realization the online modification of streamline operation and flexibly control, realization is to the dynamic adjustment of a certain processing tasks production procedure, and then the allocation optimum of realization resource and the maximization of efficient.
The control device of streamline operation of the present invention, by host computer and controller are set, host computer is selected certain working procedure and is generated the operation tabulation according to the streamline processing tasks of workpiece, host computer also upgrades the operation tabulation according to the operation change request of the streamline processing tasks of workpiece, by the entrance read write line and the outlet read write line read identification tag information and with this communication to host computer, host computer sends instruction according to each the relevant process information in the operation of the having upgraded tabulation of inside to controller, finally by the transmission of controller control workpiece on streamline.When needs change the operation of certain processing tasks, carry out distributing rationally of production technology and the resources of production by host computer, relevant information in the operation tabulation of updating maintenance, then revise on the streamline still the process information to be processed at the workpiece of producing, and the work flow by controller working control workpiece, make it meet up-to-date operation setting, guarantee the correctness of workpiece processing, thereby control device of the present invention can be realized according to the actual requirements the streamline operation under the single task and occur as increasing, deletion, flexible control when merge and fractionation etc. changes, concrete such as the one or more operations of deletion, merge adjacent operation, split one or more operations, increase the online changes such as one or more operations, solve the problem that existing streamline operation exists, realize the online dynamically adjustment of streamline operation, need not to stop work and to adjust production procedure according to practical condition, carry out the reallocation of the resources of production, improved the efficient that streamline is produced.Described control device hardware is realized simple, and cost is low, the operating process advantages of simple.
Description of drawings
Fig. 1 is the preferred structure schematic diagram of the control device of streamline operation of the present invention.
Fig. 2 is the workflow diagram of control device when certain streamline operation of deletion of streamline operation of the present invention.
Fig. 3 is the workflow diagram of control device when increasing certain streamline operation of streamline operation of the present invention.
Fig. 4 is the workflow diagram of control device when merging adjacent streamline operation of streamline operation of the present invention.
Fig. 5 is the workflow diagram of control device when splitting the streamline operation of streamline operation of the present invention.
Fig. 6 is the process flow diagram of the control method of streamline operation of the present invention.
Each label lists as follows among the figure:
The 1-host computer; The 2-controller; 3-material transferring circuit; The 4-tie line.
Embodiment
The present invention will be described below in conjunction with accompanying drawing.
The present invention relates to a kind of control device of streamline operation, this device preferred structure schematic diagram as shown in Figure 1, in this embodiment, describe as an example of the clothes process line example, then device of the present invention is the control device of clothes process line operation, is a kind of control device of realizing the streamline operation that can adjust as required under the single task.A processing tasks in the clothes process line is the process of clothes from the material piece to the ready-made clothes in order to finish a certain style, size or color generally.This process is comprised of a plurality of orderly manufacturing procedures, as above collar, upper sleeve, sealing bag etc.On the clothes process line, these operations need to be distributed to respectively one or more processing websites, concrete website number of distributing need to be determined according to the working (machining) efficiency of reality.As shown in Figure 1, clothes to be processed (being workpiece) carry out track transmission along material transferring circuit 3 on streamline, this track comprises annular main orbit and is connected the ENTRANCE of respectively processing website (or referred to as website), a track of exit (or being called website entrance, outlet).Each website distributes along described main orbit and arranges, workpiece can enter a certain processing website along a track via the website ENTRANCE on the main orbit and process, after machining, workpiece can be got back to main orbit via the exit of described website from a track and continue to transmit, and then according to the setting to the work flow of workpiece, enter into the processing website that subsequent processing distributes.
The control device of streamline operation of the present invention comprises on the workpiece that is arranged in the streamline or the identification tag on the conveyer of workpiece (or being called the work ID label), and this work ID label can be the RFID label, is used for this workpiece of unique identification; ENTRANCE and exit difference inlet porting read write line and outlet read write line at each processing website, control device of the present invention also comprises host computer 1 and controller 2, host computer 1 is used for arranging the concrete work flow of workpiece, the concrete transfer path of monitoring workpiece, and the working (machining) efficiency of each website of statistical study.Control procedure is finished by controller 2 by host computer 1, and this embodiment middle controller 2 is preferably the PLC(programmable logic controller (PLC)).
Wherein, the entrance read write line that arranges respectively of each website and outlet read write line are used for reading the work ID label on the workpiece, workpiece transmits at main orbit, when it processes the entrance read write line of website by certain, work ID label information on the workpiece that the entrance read write line reads can send host computer to, judges by host computer whether workpiece enters this website and process; When workpiece after certain website machines, the outlet read write line of the outlet setting that the work ID label information on the workpiece also can be by this website sends host computer to, host computer upgrades the website that this workpiece next process will go.Each entrance read write line all links to each other with host computer by tie line 4 with the outlet read write line, preference data communication line 4 is CAN bus or Ethernet, host computer 1 links to each other with controller 2, controller 2 links to each other with the gate out switch of the entry switch that is arranged on the website entrance and website outlet, shown in Fig. 1 dotted line, be electrically connected, host computer 1 links to each other with PLC, and PLC controls described entry switch and gate out switch.
Host computer is that each operation of streamline is all set unique separately process information and distributed one or more processing websites for each operation simultaneously among the present invention, suppose the total N procedure of streamline processing, host computer distributes a unique process information for each operation, these unique process informations are called again operation ID, be that each operation has an operation ID, this ID is unique in system scope, be followed successively by A1, A2, An can be called the set of all process steps the operation storehouse, and each operation in the operation storehouse has the operation title of own correspondence and one or more processing websites that host computer distributes for each operation.For example, the operation name of the operation A1 in the operation storehouse is called XXX, and the website of distribution is website 1,3 and 5, and the operation name of operation A2 is called YYY, and the website of distribution is website 2,4 and 5, and the operation name of operation An is called, and the website of distribution is website 18.
Host computer is selected certain working procedure and is generated the operation tabulation according to the streamline processing tasks of workpiece, that is to say, host computer is that the production task of workpiece arranges the streamline work flow according to processing technology, the streamline work flow is comprised of orderly specific operation, and operation tabulation of corresponding generation.Host computer is selected specific manufacturing procedure according to the streamline processing tasks of workpiece from the operation storehouse, operation can be multiplexing, that is to say that same operation may reside in operation tabulation corresponding to various flows waterline processing tasks; But for a given streamline processing tasks, the operation in its corresponding operation tabulation is unique.When a certain operation is used for a processing tasks, when namely entering into an operation tabulation, host computer can also arrange an order sequence number for it, and this order sequence number represents operation in the position of operation tabulation, for the process sequence of indicating this operation.Here the previous operation that certain operation is adjacent is called the preposition operation of this operation, a rear operation is called subsequent handling, host computer can be safeguarded the orderly operation tabulation of generation, for any one operation in the operation tabulation, host computer can get access to its preposition operation and subsequent handling, can obtain in other words its preposition operation ID and subsequent handling ID.For example, the processing tasks 1 of certain workpiece is the processing shirt, host computer is selected the operation tabulation of certain working procedure and generation for it and is orderly A1, A4, A6 and A2 etc., the processing tasks 2 of another kind of workpiece is the processing Western-style trousers, and host computer is selected the operation tabulation of certain working procedure and generation for it and is orderly A2, A5, A6 and A7 etc.
When the work flow of a certain processing tasks changes, or the balance in order to produce, realize the optimization of production efficiency, need to adjust manufacturing procedure, this moment, host computer elder generation upgraded the operation tabulation according to the operation change request of the streamline processing tasks of workpiece.Workpiece under this processing tasks transmits at streamline, when it passes through the entrance read write line of certain website or exports read write line, work ID label information on the conveyer of workpiece or workpiece (namely workpiece information) can send host computer to and process, host computer can be present according to this workpiece the processing situation, for example determine completed operation and operation to be processed, in conjunction with the process information in the operation tabulation of having upgraded, follow-up process to workpiece is adjusted, the PC control workpiece transmits according to the processing website of the manufacturing procedure of new adjustment and distribution and processes, be that host computer sends the workpiece action steering order according to the operation in the operation tabulation of having upgraded and the processing website of distribution to controller, again by the transmission of controller control workpiece on streamline.
The change of online manufacturing procedure comprises increase, deletion, merging and the fractionation etc. of operation on the streamline, below the main course of work of describing streamline operation device of the present invention in the one or more operations of deletion, when merging adjacent operation, split one or more operations and increasing one or more operation.
When the operation change of streamline processing tasks was some operations of deleting in a certain processing tasks, host computer upgraded the operation tabulation according to the change request of streamline operation.Specifically comprise: host computer is with this wish deletion operation deletion in the operation tabulation, obtain subsequent handling and the preposition operation of this deletion operation, the subsequent handling of preposition operation in the operation tabulation that should delete simultaneously operation is set to delete the subsequent handling of operation, and the preposition operation of the subsequent handling of this deletion operation in the operation tabulation is set to the preposition operation of this deletion operation.Such as wish deletion operation A, host computer obtains first preposition operation A-and the subsequent handling A+ of wish deletion operation A, and then the subsequent handling of operation A-is set to A+, and the preposition operation of operation A+ is set to A-.
Specific works flow process figure as shown in Figure 2, when obtaining the front and back operation of wish deletion operation, can increase the determining step whether its front and back operation exists, if the front and back operation exists then host computer to finish aforesaid operations, the process information in the new process tabulation is more carried out the determining step whether website that this wish deletion operation distributes comprises workpiece again; Or the front and back operation does not all exist and then carries out the determining step whether website that wish deletion operation distributes comprises workpiece to be processed.When the website that distributes when wish deletion operation did not have workpiece, this operation deletion was complete; When the website that distributes when wish deletion operation comprised workpiece, if the subsequent handling of wish deletion operation exists, the operation to be processed of host computer workpiece was set to the subsequent handling of wish deletion operation and selects a website for this subsequent handling distribution to process; If wish deletion operation is last operation, namely it does not have subsequent handling, and the host computer just operation to be processed of workpiece is set to the preposition operation of wish deletion operation, and selects a processing website of this preposition operation to distribute to workpiece to be processed; If when the operation of wish deletion did not have preposition operation not have subsequent handling yet, host computer was with the corresponding workpiece information initializing of this processing tasks.
Specific embodiment one: in certain task that comprises 10 road manufacturing procedures, the tabulation of host computer operation comprises each operation ID:A1, A2 ..., A10, when the deletion three process, namely deleting operation ID is the corresponding operation of A3.
Deletion operation A3 in the operation tabulation, be that host computer is with the process information A3 deletion in the operation tabulation, upgrade simultaneously the information of the preposition operation A2 of A3, the subsequent handling of A2 is set to the subsequent handling A4 of A3, and the preposition operation of A4 is set to the preposition operation A2 of A3.If the website that A3 distributes does not have workpiece to be processed, then delete procedure finishes.If comprise workpiece to be processed in the website that A3 distributes, obtain the information of these workpiece, and the operation to be processed of these workpiece is modified as the subsequent handling A4 of A3, and from the website that A4 distributes, select a website as the following process website of workpiece.Simultaneously operation to be processed is that these workpiece of A3 are reentered in the backbone and turn round, the entrance read write line of certain website reads the information of work ID label and sends host computer to, the processing tasks information that host computer is corresponding according to the acquisition of information workpiece of work ID label, and according to the relevant information of the processing website of the operation to be processed of the workpiece in the tabulation of the operation upgraded and distribution thereof, judge whether workpiece enters the station, then send the instruction of entering the station to PLC if enter the station, by the transmission of PLC control workpiece on streamline.From the workpiece of the new completion of processing of operation A2, then according to new operation tabulation, select A4 as new operation to be processed, and from the website that distributes for operation A4, select a website as the following process website.
Specific embodiment two: when deletion the tenth procedure, namely deleting operation ID is the corresponding operation of A10.Because operation A10 finishes operation, does not have next operation.So host computer with operation A10 after operation tabulation deletion, need to the operation tabulation in the subsequent handling of operation A9 be set to sky.Be workpiece among the A10 for operation to be processed on the streamline, its operation to be processed be modified as the preposition operation of A10, i.e. operation A9, and from the website that distributes for operation A9, select a website as new following process website.These workpiece are placed into again running in the backbone, and again enter into the processing website of operation A9, determine it is to enter new follow-up operation (if in the end adding again new operation after the deletion A10), perhaps completion (no longer adding new operation after the deletion A9) by A9.
When the change of the operation of processing tasks on the streamline is when increasing some operations, host computer upgrades the operation tabulation according to the change request of streamline operation.When the change of the operation of processing tasks on the streamline is when ad-hoc location increases some operations, at first add the information (unique operation ID, operation title etc.) of this operation A by host computer, then operation is distributed the processing website for this reason, if the operation A that wish increases is Already in the operation storehouse then need not again to add, host computer joins operation A in the merit sequence table of certain task afterwards, and its position is according to the setting that needs of processing technology.Host computer obtains preposition operation A-and the subsequent handling A+ of this increase operation A, the subsequent handling of preposition operation A-in the operation tabulation that should increase simultaneously operation A is set to the operation A of this increase, and the preposition operation of the subsequent handling A+ of this increase operation A in the operation tabulation is set to the operation A of this increase.
Specific works flow process figure as shown in Figure 3, obtaining when increasing the front and back of operation (or newly-increased operation A) operation, can set up the determining step whether its front and back operation exists, if operation exists then host computer to finish aforesaid operations before and after it, upgrade the process information in the corresponding operation tabulation of processing tasks; Operation increases complete if its front and back operation does not all exist then.Be the workpiece of A-for operation to be processed on the production line, after the processing of finishing operation A-, its follow-up manufacturing procedure is set to newly-increased operation A, and selects a website as the following process website from the processing website that distributes for newly-increased operation A; Be the workpiece of operation after A+ or the A+ for operation to be processed, continue to process according to original flow process.
Specific embodiment three: between the first operation of certain processing tasks and second operation work, increase a new operation, can be regarded as the new operation A11 of increase between operation A1 and A2.
Increase a new operation A11 in the operation tabulation, host computer is A1 with the preposition process information of operation A11, and subsequent handling is revised as A2.Subsequent handling with A1 is modified as A11 by original A2 simultaneously, and the preposition operation of A2 is revised as A11 by A1.Operation to be processed be the workpiece of A1 cross its processing website the outlet read write line time, this outlet read write line reads the information of described work ID label and sends this information to host computer, host computer is according to the information of the work ID label of reading, in conjunction with the operation tabulation of upgrading, the operation to be processed of this workpiece is made as A11, and from the website of distributing to operation A11, selects the website of minimum number to be processed as the following process website of this workpiece.When the departures of this workpiece and when entering into backbone and transmitting, control device of the present invention can be controlled the processing that following process website that this workpiece enters setting is finished operation A11.
When the change of the operation of streamline processing tasks is when merging adjacent operation, host computer upgrades the operation tabulation according to the change request of streamline operation.Specifically comprise: host computer creates the operation deletion that will merge in the operation tabulation simultaneously a new operation and distributes website, and the operation to be processed of the workpiece of the operation place website that merge of deletion is set to the operation as combining process of described establishment.Merge the increase that the operation of adjacent operation can be by operation and delete two steps and finish, host computer can increase first a new operation after the operation sequence that will merge, the corresponding informations such as unique operation ID, title are set for it, and be that the new conduct of adding merges purpose operation distribution processing website afterwards, if the operation of adding is Already in the operation storehouse, then need not again to add, directly from the operation storehouse, select into operation tabulation and get final product.In the merit sequence table of processing tasks, the operation of newly adding is placed after the combining process, and the deletion operation that will merge then realizes the operation of adding the adjacent operation that replaceable operation chain will merge with new, and set its preposition and related information subsequent handling, workflow diagram as shown in Figure 4.Host computer is after finishing merit sequence table renewal, judge again whether the operation sequence that wish merges comprises workpiece to be processed, if then the operation merging is complete not comprise workpiece to be processed, otherwise the method for just deleting according to foregoing operation, the operation to be processed of workpiece is adjusted to the follow-up operation of the operation sequence that will merge of deletion, the purpose operation as combining process that namely newly increases, and from the website of distributing to the purpose operation that newly increases, select the website of minimum number to be processed as the following process website of workpiece, combining process is finished.
Specific embodiment four: merge the 3rd, 4 and 5 these three process of certain processing tasks, can be regarded as combining process A3, A4, A5.The operation of this combining process is finished by deletion operation and two steps of increase operation.At first increasing a new operation in the back of operation A5 and distributing operation ID is A11, the new process after this operation merges as A3, A4, A5, and the increase process of operation and specific embodiment three be described, and to increase the process of new operation in the middle of A1 and A2 identical.Afterwards, with operation A3～A5 deletion, the process of deletion is identical with the process of specific embodiment one described deletion operation.Like this, the original workpiece of operation A3～A5 is reallocated the website to new operation A11, operation to be processed is modified as A11 simultaneously, workpiece is placed in the backbone and moves, when the entrance read write line gets access to the information (namely workpiece information) of work ID label and is sent to host computer, host computer is judged according to the relevant information in the merit sequence table after upgrading, is made workpiece enter into the processing website of operation A11.
When the change of the operation of processing tasks in the streamline is when an operation is split into a plurality of operation, host computer upgrades the operation tabulation according to the change request of streamline operation.Specifically comprise: the operation back during host computer is tabulated operation before this fractionation increases the operation sequence after the fractionation and is followed successively by each the operation sequence allocation website after splitting successively, delete simultaneously the front operation of described fractionation, first operation of operation sequence after the subsequent handling of the preposition operation of the operation before splitting in the operation tabulation is set to split is so that workpiece to be processed enters the website that first operation of the operation sequence after the fractionation is distributed.The operation that splits operation equally can be by operation increase and delete two steps and finish, specific works flow process figure as shown in Figure 5, at first after the operation that will split, increase the operation sequence after splitting, and in the operation tabulation, be placed on the back that wish splits operation, then delete the operation that wish splits, and the subsequent handling of its preposition operation is set to first operation of new operation sequence of adding; Then judge whether split operation comprises workpiece, then the operation fractionation is complete if do not comprise workpiece, otherwise just according to the method for operation deletion, the workpiece in the operation that will split is assigned to first operation of the operation sequence after splitting, and the fractionation of operation is finished.
Specific embodiment five: the 5th procedure of certain processing tasks is split, in other words conj.or perhaps operation A5 is split into A11 and this two procedures of A12.The operation of this fractionation operation is by increasing operation and deleting two steps of operation and finish.At first add respectively operation A11 and A12 in the back of operation A5, wherein the preposition operation of A11 is arranged to A5, and subsequent handling is arranged to A12, and the preposition operation of A12 is set to A11, and subsequent handling is set to the subsequent handling A6 of A5.With operation A5 deletion, after operation A5 deletion, the preposition operation of operation A11 is revised the preposition operation of A5, i.e. operation A4, and the subsequent handling of operation A4 also is modified as operation A11.According to the method for operation deletion, all operations to be processed are that the operation to be processed of the workpiece of operation A5 is modified to operation A11 on the streamline, are workpiece Choice and process website in the distribution website of operation A11 simultaneously.These workpiece are placed in the backbone and turn round.When certain website ENTRANCE of workpiece process, the entrance read write line of ENTRANCE reads the information (namely workpiece information) of work ID label and sends to host computer, host computer judges according to the relevant information in the operation tabulation after upgrading whether workpiece enters the station, and by send the operation that the instruction realization is entered the station to PLC.
The invention still further relates to a kind of control method of streamline operation, the method process flow diagram as shown in Figure 6.At first, host computer is that the streamline operation is set unique separately process information and distributed one or more processing websites for each operation simultaneously, then, host computer is selected certain working procedure and is generated the operation tabulation according to the streamline processing tasks of workpiece, there are sequence relation in each operation in the operation tabulation and its front and back operation, and namely host computer can be determined preposition operation and the subsequent handling of each operation in the operation tabulation; Host computer upgrades the operation tabulation according to the operation change request of the streamline processing tasks of workpiece again; Host computer is after receiving the site information of workpiece to be processed, send the workpiece action steering order according to the operation in the operation tabulation of having upgraded and the relevant informations such as processing website of distribution by data telecommunication line road direction controller, on streamline, carry out track transmission along the material transferring circuit by controller control workpiece again.
The control method of streamline operation of the present invention can be controlled for clothes process line operation, and controller is preferably PLC, PLC can control entry switch and the gate out switch on the website that this streamline operation distributes flexibly and easily, host computer is after receiving the workpiece information of website, process information and context and website distribution condition in the operation tabulation that generates and stores under can the streamline processing tasks according to this workpiece, determine whether open the instruction that the website entry switch is knocked off the inbound instruction of part or opened website gate out switch clearance workpiece to the PLC transmission, PLC can control the transmission action of workpiece in the streamline operation after receiving the above-mentioned workpiece action steering order of host computer.After workpiece is finished the processing of current operation, by the material transferring circuit described workpiece is transported to website that follow-up operation distributes and continues processing and maybe will finish the workpiece of processing tasks and send described system.
Control method of the present invention is a kind of control method of the streamline operation that can adjust as required under single task, especially the streamline operation increase, control method when the demand such as deletion, merging, fractionation need to be upgraded, this control method has realized that the operation under the setting different task is tabulated and it is finished the real-time online adjustment in host computer, cooperate again PLC jointly to finish the work, realize the streamline operation increase, delete, merge, when splitting to the automatic control of workpiece in the streamline operation.
When the operation change request of streamline processing tasks is the some operations of deletion, in the control method of streamline operation of the present invention, host computer upgrades the operation tabulation according to the demand of the deletion operation of streamline operation, host computer is with this wish deletion operation deletion in the operation tabulation, obtain subsequent handling and the preposition operation of this deletion operation, the subsequent handling of preposition operation in the operation tabulation that should delete simultaneously operation is set to delete the subsequent handling of operation, the preposition operation of the subsequent handling of this deletion operation in the operation tabulation is set to the preposition operation of this deletion operation, and particular flow sheet also can be with reference to figure 2.When the website that distributes when the operation that will delete comprises workpiece, the operation to be processed of this workpiece is adjusted into subsequent handling or the preposition operation of the deletion operation that gets access to, and from the website that this subsequent handling or preposition operation are distributed, selects concrete website to process these workpieces to be processed.When the operation to be processed of existing workpiece on the production line was deleted operation for wish just, host computer was set to the subsequent handling of wish deletion operation according to the operation to be processed of this workpiece of above-mentioned steps.
When processing tasks need to increase some operations on streamline, in the control method of streamline operation of the present invention, host computer distributes website for this increase operation and the process information of this increases operation is added to during operation tabulates, obtain subsequent handling and the preposition operation of this increase operation, the subsequent handling of preposition operation in the operation tabulation that should increase simultaneously operation is set to the operation of this increase, the preposition operation of the subsequent handling of this increase operation in the operation tabulation is set to the operation of this increase, and particular flow sheet also can be with reference to figure 3.When the operation to be processed of existing workpiece on the production line increases the subsequent handling of operation for this, the operation to be processed of this workpiece of host computer is set to the operation of this increase, and enters as a website of this increases operation distribution by controller control workpiece and to process.In other words, finish when preposition operation has new workpiece, operation to be processed is the operation of this increase thereafter, and selects website to process this workpiece from the website that the operation of this increase is distributed.For the workpiece of operation to be processed for the subsequent handling of increase operation, continue to process according to original flow process.
Operation change request at the streamline processing tasks is when merging adjacent streamline operation, in the control method of streamline operation of the present invention, the operation of this combining process is finished by deletion operation and two steps of increase operation, host computer is with the operation deletion that will merge in the operation tabulation, create simultaneously a new operation and distribute website, the operation to be processed of the workpiece of the operation place website that merge of deletion is set to the operation as combining process of described establishment.Particular flow sheet also can be with reference to figure 4.Certainly, also can after the operation sequence that will merge, increase first a new operation, as merging purpose operation afterwards and distributing website; Delete again the operation that will merge.When the operation to be processed of existing workpiece on the production line during for an operation in the operation that will merge, the operation to be processed of this workpiece of host computer is set to the new operation as combining process that creates, and host computer is controlled this workpiece by controller and entered a website that distributes for the operation as combining process of this new establishment and process.
Operation change request at the streamline processing tasks is when splitting adjacent streamline operation, in the control method of streamline operation of the present invention, the operation of this fractionation operation is finished by deletion operation and two steps of increase operation, operation back during host computer is tabulated operation before this fractionation increases the operation sequence after the fractionation and is followed successively by each the operation sequence allocation website after splitting successively, delete simultaneously the front operation of described fractionation, first operation of operation sequence after the subsequent handling of the preposition operation of the operation before splitting in the operation tabulation is set to split is so that workpiece to be processed enters the website that first operation of the operation sequence after the fractionation is distributed.Particular flow sheet also can be with reference to figure 5.During operation before the operation to be processed of existing workpiece on the production line is described fractionation, first operation of operation sequence after the operation to be processed of the described workpiece of host computer is set to split is controlled described workpiece by host computer by controller and is entered a website that distributes for first operation of the operation sequence after splitting and process.
Should be pointed out that the above embodiment can make the invention of those skilled in the art's comprehend, but do not limit the present invention in any way creation.Therefore, although this instructions has been described in detail the invention with reference to drawings and Examples, but, those skilled in the art are to be understood that, still can make amendment or be equal to replacement the invention, such as increase, deletion, merging, the split process in the operation of other position.In a word, all do not break away from technical scheme and the improvement thereof of the spirit and scope of the invention, and it all should be encompassed in the middle of the protection domain of the invention patent.
Claims (11)
1. the control method of a streamline operation, it is characterized in that, be that the streamline operation is set unique separately process information and distributed one or more processing websites for each operation simultaneously by host computer first, host computer is selected certain working procedure according to the streamline processing tasks of workpiece and is generated the operation tabulation, and host computer upgrades the operation tabulation according to the operation change request of the streamline processing tasks of workpiece again; Host computer is after receiving the site information of workpiece to be processed, pass through data telecommunication line road direction controller sending controling instruction according to the operation in the operation tabulation of having upgraded and the processing station dot information of distribution, on streamline, carry out track transmission along the material transferring circuit by controller control workpiece again.
2. method according to claim 1 is characterized in that, described streamline is the clothes process line.
3. method according to claim 1 and 2, it is characterized in that, the operation change of described streamline processing tasks comprises the some operations of deletion, this moment, host computer was with the wish deletion operation deletion in the operation tabulation, obtain subsequent handling and the preposition operation of this deletion operation, the subsequent handling of preposition operation in the operation tabulation that should delete simultaneously operation is set to delete the subsequent handling of operation, and the preposition operation of the subsequent handling of this deletion operation in the operation tabulation is set to the preposition operation of this deletion operation; When the operation to be processed of existing workpiece on the production line was wish deletion operation, the operation to be processed of the described workpiece of host computer was set to the subsequent handling of wish deletion operation.
4. method according to claim 1 and 2, it is characterized in that, the operation change of described streamline processing tasks comprises increases one or more operations, when ad-hoc location increases some operations, described host computer distributes website for this increase operation and the process information of this increase is added in the operation tabulation, obtain subsequent handling and the preposition operation of this increase operation, the subsequent handling of preposition operation in the operation tabulation that should increase simultaneously operation is set to the operation of this increase, and the preposition operation of the subsequent handling of this increase operation in the operation tabulation is set to the operation of this increase; When the operation to be processed of existing workpiece on the production line is the subsequent handling of described increase operation, the operation to be processed of the described workpiece of host computer is set to the operation of described increase, and controls described workpiece by controller and enter a website that distributes for described increase operation and process.
5. method according to claim 1 and 2 is characterized in that, the operation change of described streamline processing tasks comprises the operation that merging is adjacent, and this moment, host computer was deleted the operation that will merge in the operation tabulation, created simultaneously a new operation and distributed website; When the operation to be processed of existing workpiece on the production line during for an operation in the operation that will merge, the new operation that the operation to be processed of the described workpiece of host computer is set to create, host computer is controlled described workpiece by controller and is entered a website that distributes for the new operation that creates and process.
6. method according to claim 1 and 2, it is characterized in that, the operation change of described streamline processing tasks comprises the one or more operations of fractionation, when an operation splits into a plurality of operation sequence, operation back during described host computer is tabulated operation before this fractionation increases the operation sequence after the fractionation and is followed successively by each the operation sequence allocation website after splitting successively, delete simultaneously the front operation of described fractionation, first operation of the operation sequence after the subsequent handling of the preposition operation of the operation before splitting in the operation tabulation is set to split; During operation before the operation to be processed of existing workpiece on the production line is described fractionation, first operation of operation sequence after the operation to be processed of the described workpiece of host computer is set to split is controlled described workpiece by host computer by controller and is entered a website that distributes for first operation of the operation sequence after splitting and process.
7. the control device of a streamline operation, comprise on the workpiece that is arranged in the streamline or the identification tag on the conveyer of workpiece, the outlet read write line that arranges respectively in the entrance read write line that arranges respectively of ENTRANCE and each exit of each processing website, it is characterized in that, also comprise host computer and controller, described host computer is that the streamline operation is set unique separately process information and distributed one or more processing websites for each operation simultaneously, host computer is selected certain working procedure according to the streamline processing tasks of workpiece and is generated the operation tabulation, and host computer upgrades the operation tabulation according to the operation change request of the streamline processing tasks of workpiece again; Described entrance read write line and outlet read write line transmit it to host computer after reading the information of the identification tag on the conveyer of workpiece or workpiece, host computer sends the workpiece action steering order according to the operation in the operation tabulation of having upgraded and the processing website of distribution to controller, again by the transmission of controller control workpiece on streamline.
8. device according to claim 7 is characterized in that, described streamline is the clothes process line.
9. according to claim 7 or 8 described devices, it is characterized in that, the operation change of described streamline processing tasks is the one or more operations of deletion; Or merge adjacent operation; Or split one or more operations; Or increase one or more operations.
10. device according to claim 9, it is characterized in that, when the operation change of streamline processing tasks is the some operations of deletion, host computer is with the wish deletion operation deletion in the operation tabulation, obtain subsequent handling and the preposition operation of this deletion operation, the subsequent handling of preposition operation in the operation tabulation that should delete simultaneously operation is set to delete the subsequent handling of operation, and the preposition operation of the subsequent handling of this deletion operation in the operation tabulation is set to the preposition operation of this deletion operation;
When the change of the operation of streamline processing tasks is when ad-hoc location increases some operations, host computer distributes website for this increase operation and the process information of this increase is added in the operation tabulation, obtain subsequent handling and the preposition operation of this increase operation, the subsequent handling of preposition operation in the operation tabulation that should increase simultaneously operation is set to the operation of this increase, and the preposition operation of the subsequent handling of this increase operation in the operation tabulation is set to the operation of this increase;
When the change of the operation of streamline processing tasks is when merging adjacent operation, host computer creates the operation deletion that will merge in the operation tabulation simultaneously a new operation and distributes website;
When the change of the operation of streamline processing tasks is when an operation is split into a plurality of operation, operation back during host computer is tabulated operation before this fractionation increases the operation sequence after the fractionation and is followed successively by each the operation sequence allocation website after splitting successively, delete simultaneously the front operation of described fractionation, first operation of the operation sequence after the subsequent handling of the preposition operation of the operation before splitting in the operation tabulation is set to split.
11. device according to claim 10, it is characterized in that, when the change of the operation of streamline processing tasks is that website that the operation of the some operations of deletion and described deletion is distributed is when comprising workpiece, when the deletion operation be last operation, the operation to be processed of described host computer workpiece is set to the preposition operation of described deletion operation; When the operation of deletion did not have preposition operation not have subsequent handling yet, described host computer was with the workpiece information initializing corresponding to operation of deletion;
When the change of the operation of streamline processing tasks is that the operation to be processed of the workpiece of the operation place website that will merge of described deletion is set to the operation as combining process of described establishment when merging adjacent operation.
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