CN201600596U - Automatic delivery testing device for servo drivers - Google Patents
Automatic delivery testing device for servo drivers Download PDFInfo
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- CN201600596U CN201600596U CN2009202956137U CN200920295613U CN201600596U CN 201600596 U CN201600596 U CN 201600596U CN 2009202956137 U CN2009202956137 U CN 2009202956137U CN 200920295613 U CN200920295613 U CN 200920295613U CN 201600596 U CN201600596 U CN 201600596U
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Abstract
An automatic delivery testing device for servo drivers relates to the field of servo drivers and aims to resolve problems that servo drivers can not be tested comprehensively because only keying tests for switching value input interfaces and pulse value input interfaces can be implemented at present and human factors are multiple, thereby resulting in low pass rate of products, unreasonable parameter and discreteness. The automatic delivery testing device comprises an industrial personnel computer, and is characterized in that a main board of the industrial personnel computer is plugged with a switching value signal output board, a switching value signal input board, an A/D input board, a D/A output board, a pulse value signal output board and a pulse value signal input board. The industrial personnel computer is combined with the boards plugged with the same so as to automatically test servo drivers, thereby reducing human factors, increasing test accuracy, reducing labor intensity, realizing accurate parameter adjustment without adopting specific adjusting instruments, completing test at a time, improving test efficiency and simplifying test process.
Description
[technical field]
The utility model relates to the servo-driver field, refers to servo-driver dispatch from the factory full-automatic detection method and device especially.
[background technology]
Servo-driver is widespread use numerically-controlled machine, package packing machine, dyeing textile machinery, robot or the like industry, to satisfy various mechanically operated needs.In order to improve the servo-driver product percent of pass, before the servo-driver packing, must detect servo-driver.Detecting content has the recovery adjustment of all input/output port functions, servo-driver parameter.Input/output port comprises that switch value input interface, switching value output interface, pulsed quantity input interface, analog quantity input interface, scrambler output interface, open collector output interface, analog quantity monitor output interface.Servo-driver is when test, need just can carry out the test of postorder after some parameter adjustments of servo-driver in advance, need again parameter is recovered after test finishes, select parameter as control mode, in testing process, can change, after detection finishes, revert again.On the other hand, servo-driver comprises the analog quantity input interface, the simulation output interface, owing to use operational amplification circuit in the analog quantity processing procedure, in the operational amplification circuit resistance not the brigadier caused input to detect, output has bigger error, so servo-driver has been taked software compensation, software compensation method exchanges integral coefficient and two parameters of zero drift compensate, the zero drift of input is the end value that input short-circuit condition servo-driver is sampled, should be 0, the adjustment coefficient of input for the sample result value of servo-driver when importing full scale deduct zero drift after divided by the theory of correspondences end value of full scale value.Determine and the zero drift and the adjustment coefficient of input of the zero drift of output and adjustment coefficient determine that mode is similar.Present switch amount input port, pulsed quantity input port are detected, and human factor is many, and can't bring problems such as product percent of pass is low, parameter is unreasonable, discreteness is big to the servo-driver complete detection.
[utility model content]
The technical assignment of the technical problems to be solved in the utility model and proposition is that the prior art scheme is improved and improved, a kind of servo-driver dispatch from the factory full-automatic detection method and device are provided, simple to reach detecting operation, detect comprehensively, accuracy of judgement, and the low purpose of servo-driver fraction defective after detecting.For this reason, the utility model is taked following technical scheme:
The servo-driver automatic detection device that dispatches from the factory, comprise industrial computer, described industrial computer comprises CPU, mainboard, storer and display, it is characterized in that: the mainboard of described industrial computer is plugged with switching value signal output board, switching value signal tablet, A/D tablet, D/A output board, pulsed quantity signal output board and pulsed quantity signal tablet; Described switching value signal output board is connected with switch value input interface in the servo-driver; Described switching value signal tablet is connected with switching value output interface in the servo-driver; Described A/D tablet is connected with simulation output interface in the servo-driver; Described D/A output board is connected with analog input interface in the servo-driver; Described pulsed quantity signal output board is connected with pulsed quantity input interface in the servo-driver; Described pulsed quantity signal tablet is connected with pulsed quantity output interface in the servo-driver.Industrial computer and each integrated circuit board combination of pegging graft with it detect automatically to servo-driver, have reduced human factor, improve accuracy in detection, have reduced labour intensity, have increased substantially the servo-driver qualification rate.
As the further of technique scheme improved and replenish, the utility model also comprises following additional technical feature:
Described industrial computer contains serial port; Be connected by serial port between servo-driver and the industrial computer, the transmission pin of the serial port of servo-driver, receive pin respectively with the reception pin of the serial port of industrial computer, send pin and be connected.
Described industrial computer is connected with alarm set, and described alarm set comprises flashlamp and acoustical generator.When detection finishes, if the content of makeing mistakes is arranged, then carry out sound and flashing light alarm, and in the display of industrial computer, show the content of makeing mistakes; If error-free information, then prompting detects the information that finishes and prepare to enter next cover detection.
Beneficial effect: industrial computer and each integrated circuit board combination of pegging graft with it detect automatically to servo-driver, reduce human factor, improve accuracy in detection, have reduced labour intensity, have increased substantially the servo-driver qualification rate.Industrial computer carries out zero drift to the analog input delivery outlet and adjusts coefficient and determine that parameter adjustment is accurate, avoids adopting specialized equipment to set up, and one-time detection finishes, and improves detection efficiency.And industrial computer detects adjustment automatically, and saving in order to detect needs and adjust the servo-driver parameter in advance, when detection finishes and with the adjustment process repeatedly of parameter readjustment, simplifies testing process, further improves detection efficiency.
[description of drawings]
Fig. 1 is the utility model structure principle chart;
Fig. 2 is the utility model workflow diagram.
[embodiment]
Below in conjunction with Figure of description the technical solution of the utility model is described in further detail.
As shown in Figure 1, the servo-driver full-automatic detection apparatus that dispatches from the factory comprises industrial computer, switching value signal output board, switching value signal tablet, A/D tablet, D/A output board, pulsed quantity signal output board, pulsed quantity signal tablet and alarm set, and switching value signal output board is connected with switch value input interface in the servo-driver; Switching value signal tablet is connected with switching value output interface in the servo-driver; The A/D tablet is connected with simulation output interface in the servo-driver; The D/A output board is connected with analog input interface in the servo-driver; Pulsed quantity signal output board is connected with pulsed quantity input interface in the servo-driver; Pulsed quantity signal tablet is connected with pulsed quantity output interface in the servo-driver, industrial computer contains serial port, be connected by serial port between servo-driver and the industrial computer, the transmission pin of the serial port of servo-driver, receive pin respectively with the reception pin of the serial port of industrial computer, send pin and be connected.Wherein industrial computer adopts and grinds Chinese workers PC-610, switching value signal output board adopts and to grind magnificent PCLD-785, switching value signal tablet adopt grind magnificent PCLD-728, A/D tablet adopt grind magnificent PCL-813B, D/A output board adopt grind magnificent PLC-728, pulsed quantity signal output board adopt grind magnificent PCI-1760U, pulsed quantity signal tablet adopts and grinds magnificent PCI-1750.
As shown in Figure 2, the utility model course of work is as follows:
1) the servo-driver switch value input interface detects step, be used to detect the industrial computer gauge tap amount signal output board output high level or the low level of servo-driver, if it is consistent with servo-driver switch value input interface level and output board output level that switching value signal tablet connects, when promptly being low level or high level, judge that then the servo-driver switch value input interface is correct, otherwise the judgement switch value input interface is made mistakes, and this step comprises step 11 and step 12; Step 11: industrial computer drives that be connected in the switching value signal output board all switching value signals with switch value input interface in the servo-driver be behind the high level behind the certain hour, industrial computer sends to servo-driver and obtains servo-driver switch value input interface status command, servo-driver detects servo-driver switch value input interface state, and testing result sent to industrial computer in the serial port communication mode, after obtaining, does industrial computer as judging: if the servo-driver return results all is high level then carry out step 12; If as long as the servo-driver return results has low level, then in industrial computer record and demonstration " which switch value input interface is made mistakes " information; Step 12: industrial computer drives that be connected in the switching value signal output board all switching value signals with switch value input interface in the servo-driver be after the low level behind the certain hour, industrial computer sends to servo-driver and obtains servo-driver switch value input interface status command, servo-driver detects servo-driver switch value input interface state, and testing result sent to industrial computer in the serial port communication mode, after obtaining, does industrial computer as judging: if the servo-driver return results all is low level then carries out next step; If as long as the servo-driver return results has high level, then in industrial computer record and demonstration " which switch value input interface is made mistakes " information;
2) servo-driver switching value output interface detects step, industrial computer sends and puts servo-driver switching value output interface is the instruction of low level or high level, if the level and the desired level of industrial computer of the switching value signal tablet that connects with servo-driver switching value output interface are consistent, when promptly being low level or high level, judge that then servo-driver switching value output interface is correct, otherwise judgement switching value output interface is made mistakes, and this step comprises step 21 and step 22; Step 21: industrial computer to servo-driver send put servo-driver switching value output interface and be the high level certain hour after, industrial computer reads with switching value output interface in the servo-driver and is connected all switching value signals in the switching value signal tablet, does after industrial computer reads as judging: if to read the result all be high level then carry out step 22; As long as low level is arranged, then in industrial computer record and demonstration " which switching value output interface is made mistakes " information if read the result; Step 22: industrial computer to servo-driver send put servo-driver switching value output interface and be the low level certain hour after, industrial computer reads with switching value output interface in the servo-driver and is connected all switching value signals in the switching value signal tablet, does after industrial computer reads as judging: if to read the result all be low level then carry out next step; As long as high level is arranged, then in industrial computer record and demonstration " which switching value output interface is made mistakes " information if read the result;
3) servo-driver pulsed quantity input interface detects step, pulse plate output some pulses that industrial computer control is connected with servo-driver pulsed quantity input interface, ordering about servomotor rotates, if the actual pulse quantity of servomotor feedback is consistent with the number of pulses of pulse plate output, judge that then servo-driver pulsed quantity input interface is correct, otherwise judgement pulsed quantity input interface is made mistakes; Be specially: industrial computer is to servo-driver sends pulsed quantity input interface test initiation command in the serial port communication mode after, industrial computer is to be connected the pulse of exporting some and frequency in the pulsed quantity signal output board with pulsed quantity input interface in the servo-driver, the pulsed quantity that the servo-driver statistics receives, simultaneously, the servo driver drives servomotor rotates, sending pulsed quantity input interface test to servo-driver in the serial port communication mode up to industrial computer ceases and desist order, industrial computer is before the servo-driver transmission is ceased and desisted order, some and frequency pulse transmission work have been finished, after servo-driver is received and is ceased and desisted order, servo-driver sends to industrial computer with the number of pulses that receives, industrial computer and industrial computer compare to the number of pulses that servo-driver sends, if quantity is inequality, then industrial computer writes down and demonstration " the pulsed quantity input interface is made mistakes " information;
4) servo-driver code device signal output interface detects step, industrial computer sends rotation command to servo-driver makes motor move with certain rotating speed, if the pulse signal quantity of the pulsed quantity signal tablet that connects with servo-driver coded signal output interface is consistent with the number of pulses of industrial computer requirement rotating speed, judge that then servo-driver code device signal output interface is correct, otherwise judgement code device signal output interface is made mistakes; Be specially: industrial computer sends to servo-driver and rotates order, command context has comprised that the servo driver drives motor rotates a fixing turn with certain rotating speed, in the servomotor rotation process, industrial computer detects aspect two: A, industrial computer ceaselessly read the pulsed quantity signal tablet signal that is connected with code device signal output interface in the servo-driver, and with rotating cycle with revolve to turn around and need the product of number of pulses to compare, if quantity is inequality, the industrial computer record also shows " the code device signal output interface is made mistakes " information; B, industrial computer ceaselessly read the pulsed quantity signal tablet signal that is connected with open collector output interface in the servo-driver, and compare with rotating cycle quantity, if quantity is inequality, the industrial computer record also shows " the open collector output interface is made mistakes " information; Wherein the detection step of B aspect is 5) servo-driver open collector output interface detection step;
6) servo-driver analog input interface zero drift set-up procedure, it is zero that industrial computer is put the D/A output board output valve that is connected with servo-driver analog input interface, and assign the order of servo-driver analog input sampling interface, servo-driver is to the sampled value of each interface zero drift value as the corresponding interface; Be specially: it is 0 that industrial computer drives the D/A output board output quantity that is connected with servo-driver analog input interface, send analog input interface acquisition to servo-driver, command context comprises analog input interface number, D/A output board output value, after servo-driver is received acquisition, interface to appointment is sampled, and sampled value is filled into the zero drift of the corresponding interface;
7) servo-driver analog input interface is adjusted the coefficient determining step, it is maximal value that industrial computer is put the D/A output board output valve that is connected with servo-driver analog input interface, and assign the order of servo-driver transmission analog input sampling interface, servo-driver is adjusted coefficient with the difference of sampled value and zero drift and the merchant of D/A output board output valve as the analog quantity of corresponding input interface; Be specially: it is maximal value that industrial computer drives the D/A output board output quantity that is connected with servo-driver analog input interface, send analog input interface acquisition to servo-driver, command context comprises analog input interface number, D/A output board output value, after servo-driver is received acquisition, interface to appointment is sampled, and the difference that sampled value is deducted zero drift is filled into the analog quantity interface adjustment coefficient of the corresponding interface divided by the merchant of D/A output board output quantity maximal value;
8) servo-driver simulation output interface zero drift set-up procedure, industrial computer sends simulation output interface zero drift test command, after servo-driver receives order, the simulation output interface value of appointment is made as zero, every the time, servo-driver sends to industrial computer and obtains the zero drift order, industrial computer is sampled to A/D tablet the corresponding interface of simulation output interface, sampled value is sent to servo-driver, and servo-driver is with the numerical value that the receives zero drift value as the simulation output interface; Be specially: industrial computer sends simulation output interface zero drift test initiation command with serial port communication, command context also comprises test interface number, after servo-driver receives order, with the simulation output interface of specified interface number is zero, after the certain time, servo-driver sends to industrial computer and obtains the zero drift order, specified interface in the A/D tablet of industrial computer collection and simulation output interface, the collection numerical value that comes out is sent to servo-driver in the serial port communication mode, and servo-driver receives the zero drift that this numerical value will be filled into the simulation output interface;
9) servo-driver simulation output interface is adjusted the coefficient determining step, servo-driver simulation output interface links to each other with the A/D tablet, industrial computer sends simulation output interface coefficient adjustment test command, after servo-driver receives order, each simulation output interface value is made as maximal value, every the time, servo-driver sends to industrial computer and obtains the coefficient order, industrial computer is sampled to the corresponding interface in the A/D tablet, and sampled value sent to servo-driver, servo-driver with the difference of this sampled value and zero drift with the analog quantity coefficient of peaked merchant as corresponding output interface is set; Be specially: industrial computer sends the simulation output interface with serial port communication and adjusts coefficient test initiation command, command context also comprises test interface number, after servo-driver receives order, with the simulation output interface of specified interface number is maximal value, after the certain time, servo-driver sends to obtain to industrial computer adjusts the coefficient order, specified interface in the A/D tablet of industrial computer collection and simulation output interface, the collection numerical value that comes out is sent to servo-driver in the serial port communication mode, and servo-driver receives difference that this numerical value deducts this numerical value zero drift is filled into the simulation output interface divided by the merchant of maximal value adjustment coefficient;
10) remind step, detect when finishing,, then carry out sound and flashing light alarm, and in the display of industrial computer, show the content of makeing mistakes if the content of makeing mistakes is arranged; If error-free information, then prompting detects the information that finishes and prepare to enter next cover detection.
Connect below in testing process, at first installing: PCLD-785 is connected with switch value input interface in the servo-driver; PCLD-728 is connected with switching value output interface in the servo-driver; PCL-813B is connected with simulation output interface in the servo-driver; PLC-728 is connected with analog input interface in the servo-driver; PCI-1760U is connected with pulsed quantity input interface in the servo-driver; PCI-1750 is connected with pulsed quantity output interface in the servo-driver; The transmission pin of servo-driver serial port, receive pin respectively with the reception pin of the serial port of industrial computer, send pin and be connected, ground wire is connected between the two; Servo-driver is connected with servomotor; Servo-driver is connected with the mains.Secondly, in industrial computer, have corresponding software realize according to steps in sequence Test Switchboard amount input interface, switching value output interface, pulsed quantity input interface make mistakes, open collector output interface, analog input interface, simulation output interface, if 5 testing results in front are wrong, then can point out, if do not have mistake then can show to detect normally, 4 testing results in back can be issued servo-driver in the serial port communication mode.
Claims (3)
1. the servo-driver automatic detection device that dispatches from the factory, comprise industrial computer, described industrial computer is provided with CPU, mainboard, storer and display, it is characterized in that: the mainboard of described industrial computer is plugged with switching value signal output board, switching value signal tablet, A/D tablet, D/A output board, pulsed quantity signal output board and pulsed quantity signal tablet; Described switching value signal output board is connected with switch value input interface in the servo-driver; Described switching value signal tablet is connected with switching value output interface in the servo-driver; Described A/D tablet is connected with simulation output interface in the servo-driver; Described D/A output board is connected with analog input interface in the servo-driver; Described pulsed quantity signal output board is connected with pulsed quantity input interface in the servo-driver; Described pulsed quantity signal tablet is connected with pulsed quantity output interface in the servo-driver.
2. the servo-driver according to claim 1 automatic detection device that dispatches from the factory, it is characterized in that: described industrial computer contains serial port; Be connected by serial port between servo-driver and the industrial computer, the transmission pin of the serial port of servo-driver, receive pin respectively with the reception pin of the serial port of industrial computer, send pin and be connected.
3. the servo-driver according to claim 2 automatic detection device that dispatches from the factory, it is characterized in that: described industrial computer is connected with alarm set, and described alarm set comprises flashlamp and acoustical generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202956137U CN201600596U (en) | 2009-12-31 | 2009-12-31 | Automatic delivery testing device for servo drivers |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202956137U CN201600596U (en) | 2009-12-31 | 2009-12-31 | Automatic delivery testing device for servo drivers |
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| CN201600596U true CN201600596U (en) | 2010-10-06 |
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| CN2009202956137U Expired - Fee Related CN201600596U (en) | 2009-12-31 | 2009-12-31 | Automatic delivery testing device for servo drivers |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101776875B (en) * | 2009-12-31 | 2012-05-30 | 卧龙电气集团股份有限公司 | Automatic factory test method and device for servo driver |
| CN105467306A (en) * | 2015-12-25 | 2016-04-06 | 珠海格力电器股份有限公司 | Testing method and testing equipment of digital interface circuit of servo drive |
-
2009
- 2009-12-31 CN CN2009202956137U patent/CN201600596U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101776875B (en) * | 2009-12-31 | 2012-05-30 | 卧龙电气集团股份有限公司 | Automatic factory test method and device for servo driver |
| CN105467306A (en) * | 2015-12-25 | 2016-04-06 | 珠海格力电器股份有限公司 | Testing method and testing equipment of digital interface circuit of servo drive |
| CN105467306B (en) * | 2015-12-25 | 2018-02-02 | 珠海格力智能装备技术研究院有限公司 | The method of testing and test equipment of servo-driver digital interface circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101006 Termination date: 20111231 |