CN101804725B - Software and hardware combination multi-grade exception processing method of full-automatic precise screen printer - Google Patents
Software and hardware combination multi-grade exception processing method of full-automatic precise screen printer Download PDFInfo
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Abstract
The invention relates to a software and hardware combination multi-grade exception processing method of a full-automatic precise screen printer, and provides a multi-grade exception division processing mechanism, which adopts multithreading to design a monitoring and processing module, provides multi-grade exception processing means and puts part of exceptions into a hardware module according to exception grades to process exception conditions in real time. The method comprises the following steps: 1, establishing a background to operate the multithreading; 2, establishing a hardware independent exception I/0 processing module by using PLC; 3, if interactive exceptions of failure occur, giving an alarm through equipment immediately; 4 processing the failure by users. The software and hardware combination multi-grade exception processing method has the advantages that: the exception processing of software and hardware combination is adopted to improve the exception processing speed of the equipment and reduce the resource occupancy rate of software controlled by programs; and the exception grades are divided, flexible processing modes are provided for the users, and the operation time of the equipment is improved by using a warning mechanism.
Description
Technical field
The present invention relates to a kind of full-automatic precise screen printer soft and hardware in conjunction with multi-grade exception processing method, be applicable to the abnormality processing of semiconductor applications fully-automatic equipment.
Background technology
In semiconductor production, described full-automatic precise screen printer comprises the mechanisms such as automatic feeding, discharge, transmission, images match location, printing, baking oven heating, cooling, a kind of large-scale, complicated, high-accuracy equipment, containing 17 linear electric machines, each mechanism moves and equipment requirement unmanned simultaneously, UPH product effect is high, easy care and operation, so complete a set of abnormal monitoring must be had, whole equipment was removed in real time, accurately caught to display, warning, treatment mechanism all exceptions, ensure that equipment high efficiency, high stability are run.
The traditional exception handling of semiconductor equipment is usually complete in software control, which not only adds the resources occupation rate of computer system, and causes response processing speed also not high.Do not carry out graduation process to fault in addition, rear all shutdown of fault generation runs even only ejection dialog box explanation, operation underaction.
Chinese patent " a kind of monitoring of computer applied algorithm and abnormality eliminating method " (application number: 200610104447.9) disclose a kind of monitoring and abnormality eliminating method, its method opens program process and abnormal monitoring process, the modules of monitoring application program is removed with abnormal monitoring treatment progress, and use abnormality processing process transfer application process, application process can be terminated when abnormal generation and restart application process.Although Synchronization Design is comparatively complicated between multithreading, process expense compared with thread is comparatively large, and simultaneously not as close relation between multithreading, inconvenient communication and exchanges data mutually, be not easy to management especially.Said method is only limitted to software view simultaneously, does not use hardware module to go process abnormal, greatly have impact on the real-time of abnormality processing.
Summary of the invention
Technical problem to be solved by this invention is to provide one can improve abnormality processing speed, and provides the full-automatic precise screen printer soft and hardware of user flexibility processing method in conjunction with multi-grade exception processing method.
The technical solution adopted for the present invention to solve the technical problems:
Step of the present invention is as follows:
One, running background multithreading is set up:
Following worker thread is set up in this program process inside of Control System Software of described printing machine:
A, abnormal registration and catastrophe failure processing threads, be called for short A module;
B, I/0 state and fault-signal monitoring thread, be called for short B module;
C, malfunction coefficient thread, be called for short C module;
D, function logic module thread, be called for short D module;
Described D module is described printing machine all mechanisms active threads, comprises feeding module, these 5 threads of module after two pawl module, printing module, stokehold module and stove;
The priority of described worker thread is identical and lower than the UI thread of process, namely described worker thread performs on backstage;
Two, use PLC to set up the independent abnormal I/0 processing module of hardware, be called for short E module; Described E module uses all I/0 type warnings of PLC process and fault, all warning points is together in parallel, according to " start button " on panel, generic failure is pressed group and be together in parallel; Arbitrary I/0 warns fault to occur then to jump to alarm address trigger alarm; Arbitrary I/0 generic failure occurs then to jump to the corresponding panel start button address and trigger command according to its place group, and namely make it start " stopping " by changing output I/0 level, the operation of other mechanism is unaffected;
Three, fault occurs alternately extremely, and equipment is reported to the police immediately:
First fault is divided into 3 kinds of grades, namely warns fault, generic failure and catastrophe failure;
Described warning fault refers to that I/0 warns fault; Described generic failure comprises I/0 generic failure and logic generic failure;
(1) fault is warned:
When there is warning fault, E module captures immediately, and alarm user, B module is monitored in real time and is read out current I/0 warning fault message, and A module reads and registers this warning fault message, and user is read by the display of C module, D module is still run automatically, does not shut down; After having served as certain hour, I/0 in B module warns fault-signal to result in the not enough and interrupt run of certain module service condition in D module; Process circuit: E-B-A-C and B-D;
(2) I/0 generic failure:
When there is I/0 generic failure, E module captures immediately, and the starting switch of the part body station of being correlated with by I/0 output processing is " stopping ", B module is monitored in real time and is read out current I/0 generic failure information, A module reads and registers this information, each inside modules now in D module because each organization switch signal service condition becomes " stopping " from " startup " in B module, thus makes relevant each mechanism module all out of service, is namely equivalent to hard interruption; User calls the display of A module information this abnormal show in " fault " hurdle of fault dialog box by C module; Process route: E-B-A-C and B-D, each route is thread and executed in parallel because of module;
(3) logic generic failure in D module:
In D module, a certain inside modules there occurs logic generic failure, then the automatic weaken rock of this module, to be circulated self-locking, report to the police and described source of trouble details, and in internal circular B module, then internal delivery fault message is to A module registers by while; B module triggers the amendment of E module again and stops panel " startup " the press button state that this module is relevant to be " stopping " after receiving information, other module is unaffected, and user goes read failure information by C module and processes; Process route: D-B-E-A-C:
(4) catastrophe failure:
During catastrophe failure, certain module generation catastrophe failure in D module then sends information immediately, and the labor of registering catastrophe failure is to A module, then D module photos and sending messages is to B module, and B module notice E module triggers and stops " startup " button on all panels to be halted state; The critical failure information that A module receives D module can perform catastrophe failure processing scheme immediately: namely suddenly stop all motors and run, passback thread exits event to D module, and all internal thread of all modules of D inside modules exit; Process route: D-A-C, D-B-E, circuit is thread and executed in parallel because of module;
Four, user malfunction process:
User first pushes for emergency reset, cancels buzzer warning, then opens C module dialog box and check fault message, processes accordingly according to fault message situation;
(1) fault is warned:
User can temporarily need not process, and this is temporary transient reminding user, and equipment " can interrupt " because current facility module and out of service firmly in the near future, and at this moment user operationally or stop post processing;
(2) generic failure:
The generic failure that user directly processes comprises I/0 generic failure and logic generic failure, and presses relevant " startup " button on device panel, recovers automatically to run; The process of described step 3 and step 4 is then repeated when not eliminating fault;
(3) catastrophe failure:
User must reinitialize described equipment, and initialize internal opens up all logic functional block threads of D inside modules again, after success and by described device panel start button recover complete machine automatically run namely in D module each module automatically run.
Beneficial effect of the present invention is as follows:
(1) have employed the abnormality processing that soft and hardware combines, improve the abnormality processing speed of equipment, and reduce the resources occupation rate of program controlled software;
(2) divide exception level, and user flexibility processing mode is provided, use aposematic mechanism to improve operation hours.
Accompanying drawing explanation
Figure l is system schematic of the present invention.
Fig. 2-4 are the partial design figure of E module of the present invention.
Fig. 5 is the schematic diagram of " material loading tray is full " warning fault diagnosis example.
Fig. 6 is the abnormality processing flow chart of I/0 generic failure.
One, in figure l and Fig. 5, l, feeding module, 2, two pawl module, 3, printing module, 4, stokehold module, 5, module after stove, 6, tablet, 7, feeding manipulator, 8, hard limited block, 9, tray, 10, the full sense switch of tray, 11, upper material level has disc detection switch, A, A module, B, B module, C, C module, D, D module, E, E module.
Two, Fig. 6 is described as follows:
In figure 6, all abnormal informations occurred of A module registers, all I/0 signal conditions of B module monitors comprise I/0 generic failure point failure situation, separately can modify to the output state of I/0.C module provides abnormal show dialog box.D module is all mechanisms active threads.The module that dashed interval in Fig. 6 is opened is all perform simultaneously, and described dotted line calls situation.
Detailed description of the invention
Abnormality eliminating method of the present invention is illustrated below in conjunction with Fig. 1-6.
The concrete steps of abnormality eliminating method of the present invention are as follows:
One, running background multithreading is set up:
Following worker thread is set up in this program process inside of Control System Software of described printing machine:
A, abnormal registration and catastrophe failure processing threads, be called for short A module;
B, I/0 state and fault-signal monitoring thread, be called for short B module;
C, malfunction coefficient thread, be called for short C module;
D, function logic module thread, be called for short D module;
Described D module is described printing machine all mechanisms active threads, comprises feeding module (1), two pawl module (2), print
These 5 threads of module (5) after brush module (3), stokehold module (4) and stove;
The priority of described worker thread is identical and lower than the UI thread of process, namely described worker thread performs on backstage;
Two, use PLC to set up the independent abnormal I/0 processing module of hardware, be called for short E module; Described E module uses all I/0 type warnings of PLC process and fault, all warning points is together in parallel, according to " start button " on panel, generic failure is pressed group and be together in parallel; Arbitrary I/0 warns fault to occur then to jump to alarm address trigger alarm; Arbitrary I/0 generic failure occurs then to jump to the corresponding panel start button address and trigger command according to its place group, and namely make it start " stopping " by changing output I/0 level, the operation of other mechanism is unaffected;
Three, fault occurs alternately extremely, and equipment is reported to the police immediately:
First fault is divided into 3 kinds of grades, namely warns fault, generic failure and catastrophe failure: described warning fault refers to that I/0 warns fault; Described generic failure comprises I/0 generic failure and logic generic failure;
(1) fault is warned:
When there is warning fault, E module captures immediately, and alarm user, B module is monitored in real time and is read out current I/0 warning fault message, and A module reads and registers this warning fault message, and user is read by the display of C module, D module is still run automatically, does not shut down; After having served as certain hour, I/0 in B module warns fault-signal to result in the not enough and interrupt run of certain module service condition in D module; Process circuit: E-B-A-C and B-D;
Citing: as occurred " material loading tray is full ", this is because a collection of tablet on a upper tray complete by gripper of manipulator after, this tray is fed conveyer belt and then comes in again a new tray to front transfer, because a upper tray just takes getting dish last position of station, new tray then can not deliver to during front transfer next time, but new tray last consignment of tablet (maximum 40) takes not yet, then equipment still can run to this batch of material sheet and taken.This is any instant can waiting for that in new tray, tablet is not taken away entirely, or in new tray, tablet is entirely taken away and can not to be moved ahead and feeding module stops getting again, automatically can run, see Fig. 5 after taking.
(2) I/0 generic failure:
When there is I/0 generic failure, E module captures immediately, and the starting switch of the part body station of being correlated with by I/0 output processing is " stopping ", B module is monitored in real time and is read out current I/0 generic failure information, A module reads and registers this information, each inside modules now in D module because each organization switch signal service condition becomes " stopping " from " startup " in B module, thus makes relevant each mechanism module all out of service, is namely equivalent to hard interruption; User calls the display of A module information this abnormal show in " fault " hurdle of fault dialog box by C module; Process route: E-B-A-C and B-D, each route is thread and executed in parallel because of module;
Citing: when " equipment material loading safety door is opened ", external gas source pressure are inadequate etc., all panel start buttons are also switched to " stoppings " pattern by equipment alarm, arrestment operation, see Fig. 6.
(3) logic generic failure in D module:
In D module, a certain inside modules there occurs logic generic failure, then the automatic weaken rock of this module, to be circulated self-locking, report to the police and described source of trouble details, and in internal circular B module, then internal delivery fault message is to A module registers by while; B module triggers the amendment of E module again and stops panel " startup " the press button state that this module is relevant to be " stopping " after receiving information, other module is unaffected, and user goes read failure information by C module and processes; Process route: D-B-E-A-C:
Citing: " Furnace-front mechanical hand gets sheet failure ", illustrate that Furnace-front mechanical hand fails to pick up tablet from the specific station printing conveyer belt, now stokehold module mechanism quits work, and other module mechanism still can run.
(4) catastrophe failure:
During catastrophe failure, certain module generation catastrophe failure in D module then sends information immediately, and the labor of registering catastrophe failure is to A module, then D module photos and sending messages is to B module, and B module notice E module triggers and stops " startup " button on all panels to be halted state; The critical failure information that A module receives D module can perform catastrophe failure processing scheme immediately: namely suddenly stop all motors and run, passback thread exits event to D module, and all internal thread of all modules of D inside modules exit; Process route: D-A-C, D-B-E, circuit is thread and executed in parallel because of module;
Citing: " printing table Y-axis is moved unsuccessfully: tracking error is overproof " then system motor all " suddenly stops ", and in D mechanism, 5 large modules all exit automatically, and all panel start buttons are all in " stopping " state.
Four, user malfunction process:
User first pushes for emergency reset, cancels buzzer warning, then opens C module dialog box and check fault message, according to
Fault message situation processes accordingly;
(1) fault is warned:
User can temporarily need not process, and this is temporary transient reminding user, and equipment " can interrupt " because current facility module and out of service firmly in the near future, and at this moment user operationally or stop post processing;
(2) generic failure:
The generic failure that user directly processes comprises I/0 generic failure and logic generic failure, and presses relevant " startup " button on device panel, recovers automatically to run; The process of described step 3 and described step 4 is then repeated when not eliminating fault;
(3) catastrophe failure:
User must reinitialize described equipment, and initialize internal opens up all logic functional block threads of D inside modules again, after success and by described device panel start button recover complete machine automatically run namely in D module each module automatically run.
Claims (1)
1. full-automatic precise screen printer soft and hardware is in conjunction with a multi-grade exception processing method, it is characterized in that its step is as follows:
One, running background multithreading is set up:
Following worker thread is set up in this program process inside of Control System Software of described printing machine:
A, abnormal registration and catastrophe failure processing threads, be called for short A module;
B, I/0 state and fault-signal monitoring thread, be called for short B module;
C, malfunction coefficient thread, be called for short C module;
D, function logic module thread, be called for short D module;
Described D module is described printing machine all mechanisms active threads, comprise feeding module (1), these 5 threads of module (5) after two pawl module (2), printing module (3), stokehold module (4) and stove;
The priority of described worker thread is identical and lower than the UI thread of process, namely described worker thread performs on backstage;
Two, use PLC to set up the independent abnormal I/0 processing module of hardware, be called for short E module; Described E module uses all I/0 type warnings of PLC process and fault, all warning points is together in parallel, according to " start button " on panel, generic failure is pressed group and be together in parallel; Arbitrary I/0 warns fault to occur then to jump to alarm address trigger alarm; Arbitrary I/0 generic failure occurs then to jump to the corresponding panel start button address and trigger command according to its place group, and namely make it start " stopping " by changing output I/0 level, the operation of other mechanism is unaffected;
Three, fault occurs alternately extremely, and equipment is reported to the police immediately:
First fault is divided into 3 kinds of grades, namely warns fault, generic failure and catastrophe failure;
Described warning fault refers to that I/0 warns fault; Described generic failure comprises I/0 generic failure and logic generic failure;
(1) fault is warned:
When there is warning fault, E module captures immediately, and alarm user, B module is monitored in real time and is read out current I/0 warning fault message, and A module reads and registers this warning fault message, and user is read by the display of C module, D module is still run automatically, does not shut down; After having served as certain hour, I/0 in B module warns fault-signal to result in the not enough and interrupt run of certain module service condition in D module; Process circuit: E-B-A-C and B-D;
(2) I/0 generic failure:
When there is I/0 generic failure, E module captures immediately, and the starting switch of the part body station of being correlated with by I/0 output processing is " stopping ", B module is monitored in real time and is read out current I/0 generic failure information, A module reads and registers this information, each inside modules now in D module because each organization switch signal service condition becomes " stopping " from " startup " in B module, thus makes relevant each mechanism module all out of service, is namely equivalent to hard interruption; User calls A module information by C module, shows in this abnormal " fault " hurdle arriving fault dialog box; Process route: E-B-A-C and B-D, each route is thread and executed in parallel because of module;
(3) logic generic failure in D module:
In D module, a certain inside modules there occurs logic generic failure, then the automatic weaken rock of this module, to be circulated self-locking, report to the police and described source of trouble details, and in internal circular B module, then internal delivery fault message is to A module registers by while; B module triggers the amendment of E module again and stops panel " startup " the press button state that this module is relevant to be " stopping " after receiving information, other module is unaffected, and user goes read failure information by C module and processes; Process route: D-B-E-A-C;
(4) catastrophe failure:
During catastrophe failure, certain module generation catastrophe failure in D module then sends information immediately, and the labor of registering catastrophe failure is to A module, then D module photos and sending messages is to B module, and B module notice E module triggers and stops " startup " button on all panels to be halted state; The critical failure information that A module receives D module can perform catastrophe failure processing scheme immediately: namely suddenly stop all motors and run, passback thread exits event to D module, and all internal thread of all modules of D inside modules exit; Process route: D-A-C, D-B-E, circuit is thread and executed in parallel because of module;
Four, user malfunction process:
User first pushes for emergency reset, cancels buzzer warning, then opens C module dialog box and check fault message, processes accordingly according to fault message situation;
(1) fault is warned:
User can temporarily need not process, and this is temporary transient reminding user, and equipment " can interrupt " because current facility module and out of service firmly in the near future, and at this moment user operationally or stop post processing;
(2) generic failure:
The generic failure that user directly processes comprises I/0 generic failure and logic generic failure, and presses relevant " startup " button on device panel, recovers automatically to run; The process of described step 3 and step 4 is then repeated when not eliminating fault;
(3) catastrophe failure:
User must reinitialize described equipment, and initialize internal opens up all logic functional block threads of D inside modules again, after success and by described device panel start button recover complete machine automatically run namely in D module each module automatically run.
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5753699B2 (en) * | 2011-02-09 | 2015-07-22 | 富士機械製造株式会社 | Printing work support device |
| CN103020772B (en) * | 2012-12-12 | 2016-04-20 | 中国南方电网有限责任公司超高压输电公司广州局 | A kind of method utilizing list management information system |
| CN104752265B (en) * | 2013-12-31 | 2017-09-01 | 北京北方微电子基地设备工艺研究中心有限责任公司 | The helium leakage alert processing method and system of semiconductor equipment |
| CN114495316A (en) * | 2022-02-15 | 2022-05-13 | 北京半导体专用设备研究所（中国电子科技集团公司第四十五研究所） | Data monitoring method and device for precision motion platform |
| CN114282177B (en) * | 2022-03-07 | 2022-05-20 | 中体彩印务技术有限公司 | Printing data security protection method and system |
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| DE19715101A1 (en) * | 1997-04-11 | 1998-10-15 | Saechsisches Inst Fuer Die Dru | Method for controlling graphical systems such as printing machines |
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