CN101539604B - Wiring detection system and wiring detection method - Google Patents
Wiring detection system and wiring detection method Download PDFInfo
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- CN101539604B CN101539604B CN200910038748XA CN200910038748A CN101539604B CN 101539604 B CN101539604 B CN 101539604B CN 200910038748X A CN200910038748X A CN 200910038748XA CN 200910038748 A CN200910038748 A CN 200910038748A CN 101539604 B CN101539604 B CN 101539604B
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Abstract
The invention provides a wiring detection system and a wiring detection method. The wiring detection system comprises a singlechip which is connected in series with a computer and is connected with an address latch and a data bus driver, the address latch is connected with a gate circuit and an encoder, and the gate circuit, the encoder and the data bus driver are connected with a wiring board by a bidirectional data latch. The wiring detection method serially reads a wiring scheme, outputs start node numbers according to the wiring scheme, sends out test electric signals for wiring operation, reads a terminal node state, judges and detects whether connection is finished or not and displays a result according to a finishing situation so as to realize the detection of the wiring connection. The invention can realize the high-efficiency production, decreases the production cost, can lower the quality requirements of operators, saves the labor cost, does not need complex professional training, saves the educational training cost and working hour, reduces tool equipment modification cost, lessens wiring errors and improves the production qualified rate and the product quality.
Description
[technical field]
The present invention relates to electromechanics and communication and make the field, refer in particular to detection system and detection method in the production run.
[background technology]
In process of producing product, always there is defective products because of a variety of causes, in the elevator manufacture process, the distribution operation is a rigorous and complicated operation, then can cause whole distribution to go wrong and to operate if any operating mistake, to detect distribution exactly at last ring of production run, avoid problematic product outflow market and the problem in the production run is in time found correction in time.Traditional operation sees also shown in Figure 1, at first can carry out the distribution of reserving calibrating terminal and employ, W3W, WC1, WB1 etc. are the connection terminal of wire harness among the figure, when assembling, being arranged in the wiring stage finishes assembling, need reserve 1: 1 rigging position of terminal on dull and stereotyped tool.In the computer lcd screen, show the guiding wiring, observe the wire segment for the treatment of that computer screen guides according to the wiring personnel, get material from hopper, then according to computer prompting or memory, with line segment cloth on distribution is employed, according to computer prompting order, good all line segments of cloth successively, as shown in Figure 2.Traditional tester and detection method all are after production comes out, and whether reexamine product has the production fault to produce in manufacture process.Such inspection, though can check out " fault " position of product, the generation that still can not stop fault when the fault of checking out is carried out " reprocessing ", also can cause the increase of production cost.One speech covers it, and traditional tester is the inspection of the production fault of product being carried out " passive ".Even if spend huge detection, reprocess cost, also " having produced " production fault is overhauled, is repaired in expectation.If but could in time eliminate the generation of fault in process of production, the product yield could be improved into greatly, and reduce production costs.
Therefore, provide a kind of production fault, the wiring detection method that reduces production costs, enhances productivity and Wiring detection system stopped in fact for necessary.
[summary of the invention]
The object of the present invention is to provide a kind of production fault, the wiring detection method that reduces production costs, enhances productivity and Wiring detection system stopped.
For realizing the object of the invention, provide following technical scheme:
The invention provides a kind of Wiring detection system and wiring detection method, this Wiring detection system comprises the single-chip microcomputer connected in series with computing machine, this single-chip microcomputer link address latch and data bus driver, address latch connects gate circuit and code translator, and gate circuit and code translator are connected terminal block with data bus driver by the bi-directional data latch.
By serial communication exchange command and data, adopt the mutual conversion between A/D converter multichannel card and MAX232 realization RS232 and the Transistor-Transistor Logic level between single-chip microcomputer and the principal computer.Single chip circuit need be exported 1000 I/O lines, is used for being connected with the elevator simulation terminal block.Because a wiring point both can be the beginning node, can be again terminal note, so the I/O line should have bidirectional data transmission function, so adopt the bi-directional data latch.System utilizes code translator to carry out address decoding, is used for each sheet latch of gating.Data bus need add bus driver, to increase the carrying load ability of bus.And can adopt light lotus root element to carry out photoelectricity and isolate, prevent that external interference signals from sealing in detection system, improve the reliability of system.
Adopt a kind of wiring detection method of this Wiring detection system, this method comprises the steps: that single-chip microcomputer serial from computing machine reads the distribution scheme, then according to distribution scheme output beginning node number, and send the test electric signal so that the distribution operation, read in the terminal note state then, judge to detect connect and whether to finish, if do not finish then return and continue to read in the terminal note state, if connection has been finished then demonstration connection and finished, return at last and read next distribution scheme again.
This distribution scheme is to import computing machine in advance, screen prompt operating personnel's wiring.System's transmission test electric signal connects with the prompting distribution and detection connection accuracy in this method, and this electric signal can be auditory tone cues or photoelectricity prompting.Can set pilot lamp on the wiring direction of online bunch material, " backbone pilot lamp " set in place at trunk, the part of every line branch is set " branch line pilot lamp ", on origin or beginning, not-go-end, hopper, be provided with by " end points pilot lamp ", when this wire rod of computer prompting cloth, " the end points pilot lamp " of origin or beginning, not-go-end, hopper will be in the normal bright state of flicker; " backbone pilot lamp ", " branch line pilot lamp " sequential loop are beated glittering; When the good wire rod of cloth, during wire test Passs, all pilot lamp are closed.
After all the distribution scheme is finished, can detect all connecting lines by integrated testability, mistakes such as whether demonstration exists connects more, serial connection.This integrated testability scheme comprises the steps: that single-chip microcomputer serial from computing machine reads the distribution scheme, then according to distribution scheme output beginning node number, and transmission test electric signal, order is read in the terminal note state then, record terminal note state, judge whether to run through terminal note, continue to read and write down the terminal note state as not running through then to return, just select next beginning node number if run through the terminal note state, judging whether whole nodes have been tested finishes, if not then return information begin the step serial and read next distribution scheme, tested until whole nodes and finished, analyze Wiring connected state, show that whole nodes connect the result.Just can from real result, clearly recognize whole distribution performance.
Wiring detection system of the present invention and method contrast prior art, the present invention has the following advantages:
Can realize high efficiency production, reduce production costs, can reduce operator's competency profiling, save labor cost, need not complicated professional training, save the educational training cost, save man-hour, deduct frock and transform expense, reduce the distribution mistake, improved production qualification rate and product quality.
[description of drawings]
Fig. 1 and Fig. 2 stay the distribution of calibrating terminal to employ and the distribution result schematic diagram for existing;
Fig. 3 and Fig. 4 employ and the distribution result schematic diagram for the distribution that the present invention is provided with pilot lamp;
Fig. 5 is a Wiring detection system structured flowchart of the present invention;
Fig. 6 is a distribution automatic testing method process flow diagram of the present invention;
Fig. 7 is a distribution integrated testability method flow diagram of the present invention.
[embodiment]
See also Fig. 5, Wiring detection system of the present invention comprises the single-chip microcomputer connected in series with computing machine, by serial communication exchange command and data, adopt the mutual conversion between A/D converter multichannel card and MAX232 realization RS232 and the Transistor-Transistor Logic level between single-chip microcomputer and the principal computer.Single chip circuit I/O line is used for being connected with the simulation terminal block.This single-chip microcomputer link address latch and data bus driver, address latch connects gate circuit and code translator, and system utilizes code translator to carry out address decoding, is used for each sheet latch of gating.Data bus need add bus driver, to increase the carrying load ability of bus.Gate circuit and code translator are connected terminal block with data bus driver by the bi-directional data latch.Because a wiring point both can be the beginning node, can be again terminal note, so the I/O line should have bidirectional data transmission function, so adopt the bi-directional data latch.As shown in Figure 5, this single-chip microcomputer also connects crystal oscillating circuit and reset circuit; And can adopt light lotus root element to carry out photoelectricity and isolate, prevent that external interference signals from sealing in detection system, improve the reliability of system.Single-chip microcomputer also is connected with hummer to make auditory tone cues, also is connected with the demonstration output of display circuit as testing result in addition.
See also Fig. 6, wiring detection method comprises the steps: that single-chip microcomputer serial from computing machine reads the distribution scheme, then according to distribution scheme output beginning node number, and send the test electric signal so that the distribution operation, read in the terminal note state then, judge to detect connect and whether to finish, if do not finish then return and continue to read in the terminal note state, if connection has been finished then demonstration connection and finished, return at last and read next distribution scheme again.
It detects principle is that computing machine is according to connection plan, the numbering of screen display two wiring point M, N, indication operating personnel wiring, give single chip microcomputer test system with the numbering serial transfer of two points simultaneously, single-chip microcomputer is tested M, N by the expansion I/O line, sends the test electric signal by the beginning node M, detects terminal note N then and whether receives this electric signal, if receive, computing machine is given in then loopback ' successful connection signal '.Otherwise wait for that the staff finishes wiring.
System's transmission test electric signal connects with the prompting distribution and detection connection accuracy in this method, as shown in Figure 3 and Figure 4, carried out the reservation calibrating terminal before this, the distribution of wiring directing LED pilot lamp is employed, as shown in Figure 3, set pilot lamp on the wiring direction of online bunch material, " backbone pilot lamp " set in place at trunk, the part of every line branch is set " branch line pilot lamp ", in origin or beginning, not-go-end, be provided with on the hopper by " end points pilot lamp ", when this wire rod of computer prompting cloth, origin or beginning, not-go-end, " the end points pilot lamp " of hopper will be in the normal bright state of flicker; " backbone pilot lamp ", " branch line pilot lamp " sequential loop are beated glittering; When the good wire rod of cloth, during wire test Passs, all pilot lamp are closed.Then, carry out the prompting of next bar wiring automatically.Can distinguish backbone, branch line, origin or beginning, not-go-end, hopper with the pilot lamp of different colours.
The wiring personnel are as long as material is got in the flicker of LED lamp from the hopper, the position of employing the flicker of LED lamp by distribution with moved towards to have assembled line segment just.Current line segment assembles, and current line segment test Pass indicates the LED lamp of current line segment to extinguish; Automatically carry out the LED lamp of next line segment, get material, wiring prompting.According to the order that computer is controlled automatically, quick successively good all line segments of cloth.
After all the distribution scheme is finished, can detect all connecting lines by integrated testability, mistakes such as whether demonstration exists connects more, serial connection.As shown in Figure 7, the distribution scheme is read in single-chip microcomputer serial from computing machine, then according to distribution scheme output beginning node number, and transmission test electric signal, order is read in the terminal note state then, record terminal note state, judge whether to run through terminal note, continue to read and write down the terminal note state as not running through then to return, just select next beginning node number, judge whether whole nodes have been tested to finish if run through the terminal note state, if then return information does not begin the step serial and reads next distribution scheme, tested until whole nodes and to have finished, analyzed Wiring connected state, shown that whole nodes connect results.Just can from real result, clearly recognize whole distribution performance.
Wiring detection system of the present invention and detection method, by LED lamp real-time prompting, the mode of operation of " user-friendly camera ", " skilled worker " to operator operates, and become to need not any thinking, high rhythm, simple repeated operation, can reduce operator's competency profiling, save labor cost, need not complicated professional training, save the educational training cost, realize high efficiency production; The LED lamp of flicker has well " fool proof " (preventing error in operation) effect, the wiring effect can be provided more than 40%, and wire harness complex effects more is obvious more.The use of band LED lamp Wiring detection system, the process sequence of harness wiring has been carried out in strictness.Feasible each section wire rod with wire harness of ring-type wiring can be determined the radius-of-curvature around ring substantially.Therefore, each of wire harness section wire rod all can accurately be formulated line segment length, need not length in reserve.Save material cost, shear the time of wire rod when also saving wiring, save man-hour, deduct frock and transform expense, reduce the distribution mistake, improved production qualification rate and product quality.
The above is preferred embodiment of the present invention only, and protection scope of the present invention is not limited thereto, and anyly all belongs within the protection domain of the present invention based on the equivalent transformation on the technical solution of the present invention.
Claims (8)
1. Wiring detection system, it is characterized in that, it comprises the single-chip microcomputer connected in series with computing machine, this single-chip microcomputer link address latch and data bus driver, address latch connects gate circuit and code translator, and gate circuit and code translator are connected terminal block with data bus driver by the bi-directional data latch.
2. Wiring detection system as claimed in claim 1 is characterized in that, this system further is connected light lotus root element and carries out the photoelectricity isolation between single-chip microcomputer expansion IO unit and gating latch.
3. Wiring detection system as claimed in claim 1 is characterized in that this system further connects output circuit.
4. Wiring detection system as claimed in claim 1 is characterized in that, this system further comprises hummer or the pilot lamp that is connected on the single-chip microcomputer.
5. the Wiring detection system of employing such as claim 1～4 carries out the method that distribution detects, and it is characterized in that it comprises the steps:
(1) the distribution scheme is read in serial;
(2) according to distribution scheme output beginning node number;
(3) send the test electric signal;
(4) read in the terminal note state;
(5) judge to detect connect and whether to finish,, entering next step if connect to have finished if do not finish then return step (4) and continue to read in the terminal note state;
(6) the demonstration connection is finished, and returns step (1).
6. wiring detection method as claimed in claim 5 is characterized in that, wherein step (3) is to be used as testing the electric signal way of output by pilot lamp is set at wiring direction.
7. wiring detection method as claimed in claim 6 is characterized in that, in backbone, branch line, origin or beginning, not-go-end, hopper position the different colours pilot lamp is set respectively.
8. a method of carrying out the distribution whole detection is characterized in that it comprises the steps:
(1) the distribution scheme is read in serial;
(2) according to distribution scheme output beginning node number;
(3) send the test electric signal;
(4) order is read in the terminal note state and is write down the terminal note state;
(5) judge whether to run through terminal note, then return step (4), just enter next step if run through the terminal note state as not running through;
(6) select next beginning node number;
(7) judge whether whole nodes have been tested and finish, if then do not return step (1), if all nodes have been tested to finish and just entered next step;
(8) analyze Wiring connected state, show that whole nodes connect the result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910038748XA CN101539604B (en) | 2009-04-20 | 2009-04-20 | Wiring detection system and wiring detection method |
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|---|---|---|---|
| CN200910038748XA CN101539604B (en) | 2009-04-20 | 2009-04-20 | Wiring detection system and wiring detection method |
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| CN101539604A CN101539604A (en) | 2009-09-23 |
| CN101539604B true CN101539604B (en) | 2011-07-20 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI122474B (en) * | 2010-12-01 | 2012-02-15 | Kone Corp | LIFT SAFETY CONNECTION AND METHOD FOR DETERMINING THE FUNCTIONAL FAILURE OF A LIFT SAFETY CONNECTION |
| CN102486504A (en) * | 2010-12-01 | 2012-06-06 | 江苏蓝源电子科技有限公司 | Wire work indicator lamp |
| CN103344871A (en) * | 2013-06-24 | 2013-10-09 | 泰州洛克电子有限公司 | Circuit logic detector |
| CN103713230B (en) * | 2013-12-27 | 2016-04-20 | 深圳宝龙达信息技术股份有限公司 | Wire test system and method |
| CN107727998A (en) * | 2016-08-10 | 2018-02-23 | 杭州新马电梯有限公司 | A kind of elevator control cabinet distribution detector |
| CN110426582B (en) * | 2019-08-07 | 2021-10-15 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | Line detection system |
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| CN2216254Y (en) * | 1994-11-25 | 1995-12-27 | 陈继平 | Microcomputerized multiplex cable and conductor tester |
| CN1131746A (en) * | 1994-11-28 | 1996-09-25 | 住友电装株式会社 | Device for inspecting wiring harness |
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| CN101539604A (en) | 2009-09-23 |
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Owner name: HITACHI BUILDING EQUIPMENT MANUFACTURING (TIANJIN) Free format text: FORMER OWNER: HITACHI ELEVATOR(CHINA) CO., LTD. Effective date: 20131101 |
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Effective date of registration: 20131101 Address after: 301802 Beijing Tianjin New Town Industrial Zone, Baodi Economic Development Zone, Tianjin Patentee after: HITACHI BUILDING EQUIPMENT MANUFACTURING (TIANJIN) Co.,Ltd. Address before: 511430 Panyu District, Guangdong, Dashi Town, stone North Industrial Zone Patentee before: HITACHI ELEVATOR (CHINA) Co.,Ltd. |
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Address after: 301802 No.1 Road, Baodi Jiuyuan Industrial Park, Tianjin Patentee after: Hitachi Elevator (Tianjin) Co.,Ltd. Address before: 301802 Beijing-Tianjin New City Industrial Park, Baodi Economic Development Zone, Tianjin Patentee before: HITACHI BUILDING EQUIPMENT MANUFACTURING (TIANJIN) Co.,Ltd. |
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