CN101739875A - Device for realizing test experiments and method thereof - Google Patents
Device for realizing test experiments and method thereof Download PDFInfo
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- CN101739875A CN101739875A CN200910189377A CN200910189377A CN101739875A CN 101739875 A CN101739875 A CN 101739875A CN 200910189377 A CN200910189377 A CN 200910189377A CN 200910189377 A CN200910189377 A CN 200910189377A CN 101739875 A CN101739875 A CN 101739875A
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Abstract
The invention relates to the field of teaching experiments and discloses a device for realizing test experiments and a method thereof. The control circuit module scans a virtual connection in a virtual connection test panel at a certain time interval and judges whether the connection is right or not based on the scanning situation of the virtual connection, if the connection is right, corresponding virtual switch-on marking signals are given, control signals are correspondingly generated to control the gating of an actual circuit module corresponding to the virtual connection according to the interior gating command and the virtual switch-on making signals; and only if the virtual connection in the virtual connection test panel passes the test, the gating of the actual circuit module corresponding to the virtual connection is controlled, and the control of the switch-on of an actual connection circuit is completed. Since the test signal current loaded on the virtual connection test panel is low, the wrong connection can not cause damage to devices, thereby effectively preventing the device damage caused by the wrong connection, facilitating the test experiment, perfecting the function and being convenient for maintenance.
Description
Technical field
The present invention relates to the education experiment field, in particular a kind of devices and methods therefor of realizing test experiments.
Background technology
In the prior art, the side circuit that test experiments all adopts carries out wiring, and under the situation of wiring error, experimental facilities easily is damaged, and has potential safety hazard.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The devices and methods therefor that the purpose of this invention is to provide a kind of simple in structure, safe and reliable realization test experiments.
Technical scheme of the present invention is as follows:
A kind of device of realizing test experiments, wherein, comprise virtual wiring test panel, the PC control signaling module, and the control circuit module that connects with virtual wiring test panel, PC control signaling module respectively, and the side circuit module that is connected with described control circuit module;
Described PC control signaling module is used to receive the internal gating instruction of manual setting, and described internal gating instruction is sent to control circuit module;
Described control circuit module is used for every certain time interval, scan the virtual wiring in the virtual wiring test panel, and according to the virtual wiring situation that scans, judge whether wiring is correct, if wiring is correct, provide corresponding virtual connection marking signal, simultaneously, judge whether internal signal is connected, produce corresponding internal gating instruction; And according to described internal gating instruction and virtual connection marking signal generation control signal corresponding, control and the corresponding side circuit module of virtual wiring gating.
Described device, wherein, described control circuit module comprises:
The internal control signal gating unit that is connected with the PC control signaling module is used for according to described internal gating instruction, and the break-make of control internal signal produces corresponding inner make-and-break signal and sends to logic judgment unit;
The test signal output unit is used for according to certain time interval, and the pulse signal that sends fixed frequency is to described virtual wiring test panel;
The feedback signal unit is used for scanning the virtual wiring of virtual wiring test panel, and returns corresponding pulse signal according to described virtual wiring;
The logic judgment unit that is connected with described test signal output unit, feedback signal unit, internal control signal gating unit respectively, be used for returning corresponding pulse signal according to described virtual wiring, judge whether virtual wiring is correct,, then provide corresponding connection marking signal if correct; And with described inner make-and-break signal and described connection marking signal formation logic trigger pip.
Described device, wherein, described control circuit module also comprises, the logic control element that is connected with logic judgment unit, be used for producing control signal corresponding, with control control and the corresponding side circuit module of virtual wiring gating according to described logical triggering signal.
Described device, wherein, described control circuit module also comprises, the miscue module is used for then feeding back the prompting of virtual wiring error when virtual wiring error.
Described device, wherein, it also comprises:
The motion control instruction module that is connected with the side circuit module, motion control object respectively,
Described motion control instruction module is used to produce the instruction that the motion control object is controlled, and whether realizes control to described motion control object by side circuit module gating.
Described device, wherein, virtual wiring test panel surface distributed is provided with the virtual wiring test panel of frequency conversion, the virtual wiring test panel of AC servo, the virtual wiring test panel of power supply, the virtual wiring test panel of terminal strip, the virtual wiring test panel of DC servo, the virtual wiring test panel of body and/or the virtual wiring test panel of stepper drive.
A kind of method that realizes test experiments wherein, may further comprise the steps:
A, control circuit scan the virtual wiring in the virtual wiring test panel every certain time interval;
B, according to scanning virtual wiring situation, judge whether wiring correct;
If the C wiring is correct, provides corresponding virtual connection marking signal, and produce control signal corresponding, control and the corresponding side circuit module of virtual wiring gating according to the internal gating instruction and the virtual connection marking signal of manual setting.
Described method wherein, also comprises step before the described steps A:
A1, test signal output unit are according to certain time interval, and the pulse signal that sends fixed frequency is to described virtual wiring test panel.
Described method, wherein, described step C also comprises:
C1, logic judgment unit return corresponding pulse signal according to described virtual wiring, judge whether virtual wiring is correct, if correct, then provide corresponding connection marking signal; And with described inner make-and-break signal and described connection marking signal formation logic trigger pip;
C2, logic control element produce control signal corresponding according to described logical triggering signal, with control control and the corresponding side circuit module of virtual wiring gating.
Described method, wherein, described step C also comprises:
If the virtual wiring error of C3, the prompting of then feeding back virtual wiring error.
The devices and methods therefor of realization test experiments provided by the present invention, owing to adopt described control circuit module every certain time interval, scan the virtual wiring in the virtual wiring test panel, and according to the virtual wiring situation that scans, judge whether wiring is correct,, provide corresponding virtual connection marking signal if wiring is correct, and according to described internal gating instruction and virtual connection marking signal generation control signal corresponding, control and the corresponding side circuit module of virtual wiring gating; Virtual wiring test passes in the virtual wiring test panel is just controlled and the corresponding side circuit module of virtual wiring gating, finishes control physical cabling circuit and connects; Because it is very little to be carried in the current test signal of virtual wiring test panel, wrong can not cause damage to equipment yet, can effectively prevent because the device damage that wiring error causes is conveniently carried out test experiments, and its perfect in shape and function, easy to maintenance.
Description of drawings
Fig. 1 is the structured flowchart of the device of the realization test experiments that provides of the embodiment of the invention;
Fig. 2 is the FB(flow block) of first kind of embodiment of the method for realization test experiments among the present invention;
Fig. 3 is the FB(flow block) of second kind of embodiment of the method for realization test experiments among the present invention.
Embodiment
For making purpose of the present invention, technical scheme and advantage clearer, clear and definite, below the utility model is further described with reference to the accompanying drawing embodiment that develops simultaneously.
Realize the device of test experiments in the invention process, as shown in Figure 1, comprise: comprise virtual wiring test panel 100, PC control signaling module 300, and the control circuit module 200 that connects with virtual wiring test panel 100, PC control signaling module 300 respectively, and the side circuit module 400 that is connected with described control circuit module 200.
Wherein, described virtual wiring test panel 100 surface distributed are provided with a plurality of experimental implementation modules, such as being the virtual wiring test panel of frequency conversion, the virtual wiring test panel of AC servo, the virtual wiring test panel of terminal strip, the virtual wiring test panel of DC servo, the virtual wiring test panel of body, the virtual wiring test panel of stepper drive etc.It can be set to dissimilar virtual wiring test panels according to the difference of teaching requirement, for example can adopt the combination of AC servo, DC servo, stepper drive or frequency conversion etc.Wherein, the virtual wiring test panel of terminal strip, the virtual wiring test panel of body are necessary, replacing and combination that other virtual wiring test panels can be random.
Described PC control signaling module 300 is used to receive the internal gating instruction of manual setting, and described internal gating instruction is sent to control circuit module 200.The internal gating instruction of described manual setting is meant that assigning the internal signal gating by motion controller instructs to control circuit module 200, controls its internal signal gating.Send the instruction of internal signal gating to logic judgment unit;
Described control circuit module 200 every certain time interval, adopts the little current signal of safety, scans virtual wiring in the virtual wiring test panel as pulse signal, and according to the virtual wiring situation of scanning, judges whether wiring is correct; If wiring is correct, provide corresponding virtual connection marking signal; At this moment, need judge also whether internal signal is connected, produce the instruction of respective inner gating; And according to described internal gating instruction and virtual connection marking signal generation control signal corresponding, control and the corresponding side circuit module of virtual wiring gating.Be virtual wiring on the described virtual wiring test panel errorless after, provide corresponding virtual connection marking signal, can add teacher and assign the internal signal gating by motion controller and instruct, and then the control side circuit is communicated with to control circuit module.Like this, the device of the realization test experiments that the embodiment of the invention provided, the damage of having avoided wrong pair of connecting wires system to cause fully, because control circuit scans the high-low level of virtual wiring test panel, electric current is very little, wrong can not cause damage to equipment yet.A plurality of experimental implementation modules in the virtual wiring test panel 100 can be random replacing and combination, can finish the experiment of multinomial content.
Further, realize the device of test experiments in the invention process, as shown in Figure 1, its described control circuit module can comprise:
The internal control signal gating unit 240 that is connected with PC control signaling module 300 is used for according to described internal gating instruction, and the break-make of control internal signal produces corresponding inner make-and-break signal and sends to logic judgment unit 230; Whether the break-make of internal control signal gating unit 240 internal signals is to connect by the internal hardware circuit that sets within it, and produces the instruction of respective inner gating.
Test signal output unit 210 is used for according to certain time interval, and the pulse signal that sends fixed frequency is to described virtual wiring test panel 100; The pulse signal of the fixed frequency of its transmission adopts the very little high-low level pulse signal of electric current.
The logic judgment unit that is connected with described test signal output unit 210, feedback signal unit 220, internal control signal gating unit 240 respectively, be used for returning corresponding pulse signal according to described virtual wiring, judge whether virtual wiring is correct, if correct, then provide corresponding connection marking signal; Simultaneously, need judge also whether the internal signal of internal control signal gating unit 240 is connected, produce corresponding internal gating instruction; And with described inner make-and-break signal and described connection marking signal formation logic trigger pip.
The logic control element 250 that is connected with logic judgment unit 230 is used for producing control signal corresponding according to described logical triggering signal, with control control and the corresponding side circuit module of virtual wiring gating.
For example; described inner make-and-break signal can be connected by a logical AND gate with described connection marking signal, like this, can reach the dual test protection; such as, student experimenting is judged at the virtual correct logic judgment unit that passes through control circuit inside earlier of line that connects on the test panel.After judging that virtual wiring is correct, teacher checks, give the internal gating instruction of a PC control signal again, the gating of control internal signal, two and signal by controlling the side circuit gating again, finish control physical cabling circuit and connect, can effectively prevent because the device damage that wiring error causes, conveniently carry out test experiments, and its perfect in shape and function, easy to maintenance.
Certainly teacher can instruct by a directly given internal gating, as " 1 ", other are all finished the judgement of the virtual wiring correctness of experiment by logic judgment unit 230, correct described connection marking signal is " 1 ", virtual wiring error then is " 0 ", also can well prevent the device damage that wiring error causes by logical AND gate, because during wiring error, be " 0 ", side circuit can not gating.
Further, described control circuit module comprises that also miscue module (not identifying among the figure) is used for then feeding back the prompting of virtual wiring error when virtual wiring error.
Realize the device of test experiments in the invention process, as shown in Figure 1, it also comprises:
The motion control instruction module 600 that is connected with side circuit module 400, motion control object 500 respectively.Described motion control instruction module 600 is used to produce the instruction that motion control object 500 is controlled, and whether realizes control to described motion control object by side circuit module 400 gatings.Wherein, described motion control object 500 can be motor, frequency converter, sensor etc.
Therefore, the device of realization test experiments of the present invention, after the virtual wiring of virtual wiring test panel 100 connected correctly, the judgement through logic judgment unit 230 provided corresponding virtual connection marking signal, as the logical one signal; If the respective inner control signal is also by gating at this moment, i.e. internal gating instruction also is the logical one signal, and logic judgment unit then can send gating signal to logic control element, makes the side circuit module by gating; Finish control physical cabling circuit and connect, at this moment, can come the controlled motion controlling object by motion control instruction.Can effectively prevent because the device damage that wiring error causes is conveniently carried out test experiments, and its perfect in shape and function, easy to maintenance.
Based on the device of above-mentioned realization test experiments, the embodiment of the invention also provides a kind of method that realizes test experiments, may further comprise the steps: as shown in Figure 2,
30, the test signal output unit is according to certain time interval, and the pulse signal that sends fixed frequency is to described virtual wiring test panel;
31, control circuit scans the virtual wiring in the virtual wiring test panel every certain time interval;
32, according to the virtual wiring situation of scanning, judge whether virtual wiring is correct, if judge that virtual wiring is correct, then execution in step 33, incorrect then execution in step 34; Be that logic judgment unit returns corresponding pulse signal according to described virtual wiring, judge whether virtual wiring is correct;
If 33 wiring are correct, provide corresponding virtual connection marking signal, and produce control signal corresponding, control and the corresponding side circuit module of virtual wiring gating according to the internal gating instruction and the virtual connection marking signal of manual setting; Step 33 specifically comprises: if 01 correct, then provide corresponding connection marking signal; And with described inner make-and-break signal and described connection marking signal formation logic trigger pip; 02, logic control element produces control signal corresponding according to described logical triggering signal, with control control and the corresponding side circuit module of virtual wiring gating;
If 34 virtual wiring error, the prompting of then feeding back virtual wiring error;
35, after signal is normal, can finish the four axes motion control function.
The present invention realize test experiments method preferred forms its may further comprise the steps, as shown in Figure 3:
Step 901: the test signal output unit is according to certain time interval, and the pulse signal that sends fixed frequency is to virtual wiring test panel;
Step 902: control circuit scans the virtual wiring in the virtual wiring test panel every certain time interval;
Step 903:, judge whether virtual wiring is correct according to the virtual wiring situation of scanning;
Step 904: produce virtual connection marking signal;
Simultaneously, step 910, the control of PC control signaling module produce the internal gating instruction;
Step 911, judge whether the internal signal of internal control signal gating unit is connected;
Step 912, the corresponding internal gating instruction of generation;
With step 904 and step 912 change step 920 over to, with described inner make-and-break signal and described connection marking signal formation logic trigger pip;
Step 921, logic control element produce control signal corresponding according to described logical triggering signal, with control control and the corresponding side circuit module of virtual wiring gating;
Step 922, according to side circuit module gating, carry out four axes motion control.
The devices and methods therefor of realization test experiments provided by the invention in sum,, owing to adopted the design of a plurality of virtual wiring test panels and control circuit module, and control by control circuit module, realization is to the wiring demonstration operation of various driving circuits, made things convenient for test experiments, and it is simple in structure, and is easy to operate, is suitable for the needs of education experiment.The most important thing is to introduce method and relevant hardware that the butted line situation detects, under the situation of wiring error, system can provide effective protection, prevents its damage to equipment, is a kind of simple in structure, safe and reliable test patch panel.
Should be understood that application of the present invention is not limited to above-mentioned giving an example, for those of ordinary skills, can be improved according to the above description or conversion that all these improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (10)
1. device of realizing test experiments, it is characterized in that, comprise virtual wiring test panel, the PC control signaling module, and the control circuit module that connects with virtual wiring test panel, PC control signaling module respectively, and the side circuit module that is connected with described control circuit module;
Described PC control signaling module is used to receive the internal gating instruction of manual setting, and described internal gating instruction is sent to control circuit module;
Described control circuit module is used for every certain time interval, scan the virtual wiring in the virtual wiring test panel, and according to the virtual wiring situation that scans, judge whether wiring is correct, if wiring is correct, provide corresponding virtual connection marking signal, simultaneously, judge whether internal signal is connected, produce corresponding internal gating instruction; And according to described internal gating instruction and virtual connection marking signal generation control signal corresponding, control and the corresponding side circuit module of virtual wiring gating.
2. device according to claim 1 is characterized in that, described control circuit module comprises:
The internal control signal gating unit that is connected with the PC control signaling module is used for according to described internal gating instruction, and the break-make of control internal signal produces corresponding inner make-and-break signal and sends to logic judgment unit;
The test signal output unit is used for according to certain time interval, and the pulse signal that sends fixed frequency is to described virtual wiring test panel;
The feedback signal unit is used for scanning the virtual wiring of virtual wiring test panel, and returns corresponding pulse signal according to described virtual wiring;
The logic judgment unit that is connected with described test signal output unit, feedback signal unit, internal control signal gating unit respectively, be used for returning corresponding pulse signal according to described virtual wiring, judge whether virtual wiring is correct,, then provide corresponding connection marking signal if correct; Simultaneously, judge whether the internal signal of internal control signal gating unit is connected, produce corresponding internal gating instruction; And with described inner make-and-break signal and described connection marking signal formation logic trigger pip.
3. device according to claim 2, it is characterized in that, described control circuit module also comprises, the logic control element that is connected with logic judgment unit, be used for producing control signal corresponding, with control control and the corresponding side circuit module of virtual wiring gating according to described logical triggering signal.
4. device according to claim 3 is characterized in that, described control circuit module also comprises, the miscue module is used for then feeding back the prompting of virtual wiring error when virtual wiring error.
5. device according to claim 1 is characterized in that it also comprises:
The motion control instruction module that is connected with the side circuit module, motion control object respectively,
Described motion control instruction module is used to produce the instruction that the motion control object is controlled, and whether realizes control to described motion control object by side circuit module gating.
6. device according to claim 1, it is characterized in that, virtual wiring test panel surface distributed is provided with the virtual wiring test panel of frequency conversion, the virtual wiring test panel of AC servo, the virtual wiring test panel of power supply, the virtual wiring test panel of terminal strip, the virtual wiring test panel of DC servo, the virtual wiring test panel of body and/or the virtual wiring test panel of stepper drive.
7. a method that realizes test experiments is characterized in that, may further comprise the steps:
A, control circuit scan the virtual wiring in the virtual wiring test panel every certain time interval;
B, according to scanning virtual wiring situation, judge whether virtual wiring correct;
If the C wiring is correct, provide corresponding virtual connection marking signal, simultaneously, judge whether internal signal is connected, produce corresponding internal gating instruction, and according to internal gating instruction and virtual connection marking signal generation control signal corresponding, control and the corresponding side circuit module of virtual wiring gating.
8. method according to claim 7 is characterized in that, also comprises after the described step C:
D, according to side circuit module gating, carry out four axes motion control.
9. method according to claim 7 is characterized in that, also comprises step before the described steps A:
A1, test signal output unit are according to certain time interval, and the pulse signal that sends fixed frequency is to described virtual wiring test panel.
10. method according to claim 7 is characterized in that, described step C also comprises:
C1, logic judgment unit return corresponding pulse signal according to described virtual wiring, judge whether virtual wiring is correct, if correct, then provide corresponding connection marking signal, if virtual wiring error, the prompting of then feeding back virtual wiring error; Simultaneously, judge whether the internal signal of internal control signal gating unit is connected, produce corresponding internal gating instruction; And with described inner make-and-break signal and described connection marking signal formation logic trigger pip;
C2, logic control element produce control signal corresponding according to described logical triggering signal, with control control and the corresponding side circuit module of virtual wiring gating.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101893775A CN101739875B (en) | 2009-12-26 | 2009-12-26 | Device for realizing test experiments and method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101893775A CN101739875B (en) | 2009-12-26 | 2009-12-26 | Device for realizing test experiments and method thereof |
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| CN101739875A true CN101739875A (en) | 2010-06-16 |
| CN101739875B CN101739875B (en) | 2011-06-22 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680274A (en) * | 2013-12-26 | 2014-03-26 | 江苏大学 | Automatic detection method and device for connection wire of electrical experimental facility |
| CN105489109A (en) * | 2016-02-15 | 2016-04-13 | 苏州哈工海渡工业机器人有限公司 | Universal practical training platform for modularized six-axis robot |
| CN105489082A (en) * | 2016-02-15 | 2016-04-13 | 苏州哈工海渡工业机器人有限公司 | Modularized underactuated parallel robot practical training table |
| CN105551335A (en) * | 2016-02-15 | 2016-05-04 | 苏州哈工海渡工业机器人有限公司 | Modular robot palletizer training platform |
| CN105590494A (en) * | 2016-02-15 | 2016-05-18 | 苏州哈工海渡工业机器人有限公司 | Modularized Scara horizontal joint robot practical training platform |
-
2009
- 2009-12-26 CN CN2009101893775A patent/CN101739875B/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680274A (en) * | 2013-12-26 | 2014-03-26 | 江苏大学 | Automatic detection method and device for connection wire of electrical experimental facility |
| CN103680274B (en) * | 2013-12-26 | 2016-01-20 | 江苏大学 | A kind of connection wire of electrical experimental facility automatic testing method and device |
| CN105489109A (en) * | 2016-02-15 | 2016-04-13 | 苏州哈工海渡工业机器人有限公司 | Universal practical training platform for modularized six-axis robot |
| CN105489082A (en) * | 2016-02-15 | 2016-04-13 | 苏州哈工海渡工业机器人有限公司 | Modularized underactuated parallel robot practical training table |
| CN105551335A (en) * | 2016-02-15 | 2016-05-04 | 苏州哈工海渡工业机器人有限公司 | Modular robot palletizer training platform |
| CN105590494A (en) * | 2016-02-15 | 2016-05-18 | 苏州哈工海渡工业机器人有限公司 | Modularized Scara horizontal joint robot practical training platform |
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| Publication number | Publication date |
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| CN101739875B (en) | 2011-06-22 |
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Granted publication date: 20110622 Termination date: 20131226 |