CN102207538A - Multifunctional dry reed pipe tester - Google Patents
Multifunctional dry reed pipe tester Download PDFInfo
- Publication number
- CN102207538A CN102207538A CN2011100516897A CN201110051689A CN102207538A CN 102207538 A CN102207538 A CN 102207538A CN 2011100516897 A CN2011100516897 A CN 2011100516897A CN 201110051689 A CN201110051689 A CN 201110051689A CN 102207538 A CN102207538 A CN 102207538A
- Authority
- CN
- China
- Prior art keywords
- control unit
- resistance
- micro
- dry reed
- tongue tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The invention discloses a multifunctional dry reed pipe tester, comprising a dry reed pipe tester body, a micro-control unit, input equipment, output equipment, a CR (contact resistance) testing module, an AT (acoustic transmit) testing module, a cylinder driving component, a sensor input component, and a power supply, wherein the input equipment is used for setting and selecting a parameter; the output equipment is used for displaying a system parameter and information sent by the micro-control unit; the CR testing module is used for measuring and modulating the contact resistance of the dry reed pipe to be tested, and transmitting a modulation signal to the micro-control unit connected with the CR testing module for analyzing and calculating; the AT testing module is used for measuring an AT value of the dry reed pipe to be tested, and transmitting the AT value to the micro-control unit connected with the AT testing module; the cylinder driving component is used for driving a cylinder to act; the sensor input component is used for feeding back position or state information of the cylinder or the dry reed pipe to be tested to the micro-control unit; and the power supply is used for providing electric energy for the components. The multifunctional dry reed pipe tester is used for mechanically testing flexibility of various dry reed pipes, and is little in testing error, and reliable in result.
Description
Technical field
The present invention relates to a kind of tongue tube tester, relate in particular to a kind of tongue tube tester that is mainly used in the tongue tube sensitivity test.
Background technology
The sensitivity of tongue tube is an important parameter of tongue tube, and the magnetic field intensity of tongue tube junction closure is instigated in said sensitivity, or the ampere turns of outer magnetizing coil.Select tongue tube, three key elements are arranged, the one, the current capacity of contact, the 2nd, physical dimension, the 3rd, sensitivity, the sensitivity of wherein measuring tongue tube will relate to the measurement of tongue tube AT value usually, and said AT value refers to the ampere turns of outer magnetizing coil, is the product of electric current and the outer magnetizing coil number of turn when making tongue tube adhesive or release conditions.At present, the AT value is one of most important parameter of tongue tube factory inspection, is the important indicator of quality control.Different tongue tube products has different AT values, can measure the different AT values of multiple product in order to make same machine, traditional method of testing, as shown in Figure 1, be to move along guide rail 102 by cylinder 101 in the manual adjustment test fixture, drive magnet 104 displacements,, measure the AT value to detect the state of dissimilar tongue tubes to be measured 103.The method mechanization degree is poor, and test error is big, and test result is unreliable.
Summary of the invention
Defective in view of above-mentioned prior art exists the objective of the invention is to propose a kind of multifunctional dry reed pipe tester.
Purpose of the present invention will be achieved by the following technical programs:
A kind of multifunctional dry reed pipe tester, comprise a tongue tube tester body and a micro-control unit, described tongue tube tester body comprises cylinder, described cylinder is arranged on the test fixture, the top of described cylinder is provided with magnet, be placed with tongue tube to be measured on the described anchor clamps, the described tongue tube to be measured of described magnet alignment; Also comprise: input equipment, comprise keyboard and time code-disc, be connected with described micro-control unit by cable, be used for parameter setting and selection; Output device is used to show systematic parameter and the information sent by micro-control unit; The CR test module is used to measure and modulate the contact resistance of tongue tube to be measured, and described modulation signal imported into to the described micro-control unit that is attached thereto carries out analytical calculation; The AT test module is used to measure the AT value of tongue tube to be measured, and described AT value is imported in the described micro-control unit that is attached thereto; Be provided with controller in the described AT test module, described controller is connected with the lower limit comparer with upper limit comparer respectively; The output terminal of one floatingpotential device respectively with described AT test module in upper limit comparer and the backward end of lower limit comparer be connected, the PWM1 output terminal of controller connects the passive low ventilating filter that is composed in series by resistance R 2 and capacitor C 1, resistance R 2 is connected the positive input of upper limit comparer by resistance in series R1, capacitor C 1 ground connection, resistance R 2 is connected with an end of resistance R 3 with the node place of capacitor C 1, and the other end of described resistance R 3 is connected into controller; The PWM2 output terminal of controller connects the passive low ventilating filter that is composed in series by resistance R 6 and capacitor C 2, resistance R 6 is connected the positive input of lower limit comparer by resistance in series R4, capacitor C 2 ground connection, resistance R 6 is connected with an end of resistance R 5 with the node place of capacitor C 2, and the other end of described resistance R 5 is connected into controller; The air cylinder driven assembly is used to drive described cylinder and moves, and comprises one group of electromagnetic valve group that is connected in described micro-control unit; The sensor input module is used for the position or the status information of described cylinder, tongue tube to be measured are fed back to micro-control unit, comprises one group of sensor groups that is connected in described micro-control unit; And power supply, be used to above-mentioned each element that electric energy is provided.
Further, above-mentioned multifunctional dry reed pipe tester, wherein: also comprise the pilot lamp and the hummer that are connected with described micro-control unit.
Further, above-mentioned multifunctional dry reed pipe tester, wherein: described output device is a LCD display.
Further, above-mentioned multifunctional dry reed pipe tester, wherein: also comprise communication module, be used for the test data of described micro-control unit is uploaded to PC or directly is uploaded to the webserver that the interface shape of described communication module comprises serial ports, USB or Ethernet.
Multifunctional dry reed pipe tester of the present invention need not the manual adjustments measuring mechanism, can test to mechanization the sensitivity of multiple tongue tube, and test error is little, reliable results.Added communication module simultaneously, test result can be uploaded to the computer or the webserver and preserve.
Following constipation closes the embodiment accompanying drawing, the specific embodiment of the present invention is described in further detail, so that technical solution of the present invention is easier to understand, grasp.
Description of drawings
Fig. 1 is the structural representation of prior art AT test module;
Fig. 2 is the electrical schematic diagram of the embodiment of the invention;
Fig. 3 is the electrical schematic diagram of the AT test module of the embodiment of the invention.
Embodiment
The present invention will be described below by specific embodiment, but the present invention is not limited thereto.
Embodiment
Present embodiment multifunctional dry reed pipe tester, as shown in Figures 2 and 3, comprise: a tongue tube tester body and a micro-control unit 7, described tongue tube tester body comprises cylinder 43, described cylinder 43 is arranged on the test fixture, the top of described cylinder 43 is provided with magnet 44, is placed with tongue tube 41 to be measured on the described anchor clamps, and described magnet 44 is aimed at described tongue tube 41 to be measured; Input equipment comprises keyboard 1 and time code-disc 11, is connected with described micro-control unit 7 by cable, is used for parameter setting and selection; Output device comprises LCD display 2, is used to show systematic parameter and the information sent by micro-control unit 7; The CR test module is used to measure and modulate the contact resistance of tongue tube 41 to be measured, and described modulation signal imported into to the described micro-control unit 7 that is attached thereto carries out analytical calculation; AT test module 4 is used to measure the AT value of tongue tube 41 to be measured, and described AT value is imported in the described micro-control unit 7 that is attached thereto; Be provided with controller 33 in the described AT test module 4, described controller 33 is connected with lower limit comparer 32 with upper limit comparer 31 respectively; The output terminal of one floatingpotential device 42 respectively with described AT test module in upper limit comparer 31 and the backward end of lower limit comparer 32 be connected, the PWM1 output terminal of controller 33 connects the passive low ventilating filter that is composed in series by resistance R 2 and capacitor C 1, resistance R 2 is connected the positive input of upper limit comparer 31 by resistance in series R1, capacitor C 1 ground connection, resistance R 2 is connected with an end of resistance R 3 with the node place of capacitor C 1, and the other end of described resistance R 3 is connected into controller 33; The PWM2 output terminal of controller 33 connects the passive low ventilating filter that is composed in series by resistance R 6 and capacitor C 2, resistance R 6 is connected the positive input of lower limit comparer 32 by resistance in series R4, capacitor C 2 ground connection, resistance R 6 is connected with an end of resistance R 5 with the node place of capacitor C 2, and the other end of described resistance R 5 is connected into controller 33; Air cylinder driven assembly 5 is used to drive described cylinder 43 and moves, and comprises one group of electromagnetic valve group 51 that is connected in described micro-control unit 7; Sensor input module 6 is used for the position or the status information of described cylinder 43, tongue tube to be measured 41 are fed back to micro-control unit 7, comprises one group of sensor groups 61 that is connected in described micro-control unit 7; Communication module 12 is used for the test data of described micro-control unit 7 is uploaded to PC or directly is uploaded to the webserver, and the interface shape of described communication module 12 comprises serial ports, USB or Ethernet; And power supply 8, be used to above-mentioned each element that electric energy is provided.Comprise that in addition pilot lamp 9 is connected with micro-control unit 7 with hummer 10.Described pilot lamp 9 can indicate preparation (ready), busy (busy) respectively, by (pass) and defective (fail) four kinds of states.
The application present embodiment may further comprise the steps:
1. start:
(1) start back system carries out initialization, and all parts are resetted, and LCD display 2 shows opening initialization information;
(2) show after initialization finishes and treat machine information, READY pilot lamp 9 is bright, and floatingpotential device 42 is to bottom position;
(3) under holding state, select the product item number by keyboard 1 and LCD display 2, and by setting AT value (maximal value and minimum value) and CR value (maximal value and minimum value) all over code-disc 11;
2. begin test:
(1) tongue tube 41 to be measured is put to test position, pressed and begin test behind the testing button;
(2) at tongue tube 41 off-state testing high voltages to be measured; If Hi-pot test is the result pass through, then continue test, otherwise withdraw from, pilot lamp 9 and LCD display 2 have corresponding prompting, and hummer 10 sends prompting or warning;
(3) move cylinder, measure the AT value of tongue tube 41 to be measured;
3.AT value measurement method:
(1) converts distance signal to voltage signal (apart from ∝ voltage) by floatingpotential device 42;
(2) the cylinder stroke is fixed, micro-control unit 7 detects the position of displacement potentiometer 42 in real time, the pairing position of AT value of its position and setting is compared, when the arrival of the position of floatingpotential device 42 sets the AT value, external circuit can send signal to micro-control unit 7, reads the state of tongue tube 41 to be measured this moment; For normal qualified tongue tube, during the AT value coupling of the position of floatingpotential device 42 and setting, tongue tube can move, otherwise is defective.
4. measurement result:
After test was finished, system the interface of test data (no matter testing success or failure) by communication module 12 can be uploaded to computer or the webserver is preserved.
Wherein, the electrical principle of AT test module is as follows:
1. the input comparison reference voltage (Vref) of upper limit comparer 31 and lower limit comparer 32 is to set by the pwm signal of controller 33 outputs:
Vref＝DutyCycle×Vcc
Wherein DutyCycle is the dutycycle of pwm signal; Vcc is a supply voltage;
2. the comparison input voltage of upper limit comparer 31 and lower limit comparer 32 is from the output voltage (Vin) of straight-line displacement potentiometer 42 (abbreviation potentiometer), the intermediate active end of potentiometer 42 drives by cylinder 43, thereby converts the run location of cylinder 43 to correspondent voltage signal (Vin);
3. feedback resistance R3, R5 return the transmission of feedback information of reference voltage (Vref) to controller 33, can be finely tuned pwm signal by related algorithm (as PID) by controller 33;
4. input voltage and the output voltage for upper limit comparer 31 and lower limit comparer 32 has following relation: during Vin＞Vref, Vout is a low level; During Vin＜Vref, Vout is a high level; Therefore, when cylinder 43 drove potentiometers 42 and moves to potentiometer 42 output voltage V in and equate follow-up reforwarding row with Vref, the conversion of high-low level can take place in the output of upper limit comparer 31 and lower limit comparer 32.Whether controller 33 determines by judging this conversion constantly whether cylinder 43 has moved to the position that sets, and detects the state of tongue tube 41 to be measured this moment then, qualified to judge the AT value.
When embodiments of the invention are measured the AT value of tongue tube, by the position of real-time detection displacement potentiometer 42, and compare, thereby whether the AT value of judging tongue tube is qualified with set definite value; Because setting value can convert corresponding comparing voltage value to automatically by metering circuit, thereby replace traditional method of testing, need not manual adjustments cylinder stroke (the AT values that different cylinder strokes is corresponding different), can test to mechanization the sensitivity of multiple tongue tube, test error is little, reliable results.Added communication module simultaneously, test result can be uploaded to the computer or the webserver and preserve.
Claims (4)
1. multifunctional dry reed pipe tester, it is characterized in that: comprise a tongue tube tester body and a micro-control unit, described tongue tube tester body comprises cylinder, described cylinder is arranged on the test fixture, the top of described cylinder is provided with magnet, be placed with tongue tube to be measured on the described anchor clamps, the described tongue tube to be measured of described magnet alignment; Also comprise:
Input equipment comprises keyboard and time code-disc, is connected with described micro-control unit by cable, is used for parameter setting and selection;
Output device is used to show systematic parameter and the information sent by micro-control unit;
The CR test module is used to measure and modulate the contact resistance of tongue tube to be measured, and described modulation signal imported into to the described micro-control unit that is attached thereto carries out analytical calculation;
The AT test module is used to measure the AT value of tongue tube to be measured, and described AT value is imported in the described micro-control unit that is attached thereto; Be provided with controller in the described AT test module, described controller is connected with the lower limit comparer with upper limit comparer respectively; The output terminal of one floatingpotential device respectively with described AT test module in upper limit comparer and the backward end of lower limit comparer be connected, the PWM1 output terminal of controller connects the passive low ventilating filter that is composed in series by resistance R 2 and capacitor C 1, resistance R 2 is connected the positive input of upper limit comparer by resistance in series R1, capacitor C 1 ground connection, resistance R 2 is connected with an end of resistance R 3 with the node place of capacitor C 1, and the other end of described resistance R 3 is connected into controller; The PWM2 output terminal of controller connects the passive low ventilating filter that is composed in series by resistance R 6 and capacitor C 2, resistance R 6 is connected the positive input of lower limit comparer by resistance in series R4, capacitor C 2 ground connection, resistance R 6 is connected with an end of resistance R 5 with the node place of capacitor C 2, and the other end of described resistance R 5 is connected into controller;
The air cylinder driven assembly is used to drive described cylinder and moves, and comprises one group of electromagnetic valve group that is connected in described micro-control unit;
The sensor input module is used for the position or the status information of described cylinder, tongue tube to be measured are fed back to micro-control unit, comprises one group of sensor groups that is connected in described micro-control unit; And
Power supply is used to above-mentioned each element that electric energy is provided.
2. multifunctional dry reed pipe tester according to claim 1 is characterized in that: also comprise the pilot lamp and the hummer that are connected with described micro-control unit.
3. multifunctional dry reed pipe tester according to claim 1 is characterized in that: described output device is a LCD display.
4. multifunctional dry reed pipe tester according to claim 1, it is characterized in that: also comprise communication module, be used for the test data of described micro-control unit is uploaded to PC or directly is uploaded to the webserver, the interface shape of described communication module comprises serial ports, USB or Ethernet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110051689 CN102207538B (en) | 2011-03-03 | 2011-03-03 | Multifunctional dry reed pipe tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110051689 CN102207538B (en) | 2011-03-03 | 2011-03-03 | Multifunctional dry reed pipe tester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102207538A true CN102207538A (en) | 2011-10-05 |
| CN102207538B CN102207538B (en) | 2013-05-08 |
Family
ID=44696470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110051689 Active CN102207538B (en) | 2011-03-03 | 2011-03-03 | Multifunctional dry reed pipe tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102207538B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103310094A (en) * | 2013-04-23 | 2013-09-18 | 哈姆林电子(苏州)有限公司 | Method for regulating AT value of reed pipe |
| CN105093106A (en) * | 2015-09-08 | 2015-11-25 | 吉林大学 | Digital ampere-turn instrument based on single chip microcomputer |
| CN105203892A (en) * | 2015-10-30 | 2015-12-30 | 江西金程智能科技有限公司 | Reed switch characteristic testing method and reed switch characteristic tester |
| CN105242203A (en) * | 2015-10-30 | 2016-01-13 | 江西金程智能科技有限公司 | Reed switch pulse signal quality analysis method and analysis system |
| CN105929329A (en) * | 2016-07-01 | 2016-09-07 | 苏州工业园区服务外包职业学院 | Apparatus and method for detecting tongue tube |
| CN106226695A (en) * | 2016-08-31 | 2016-12-14 | 合肥邦立电子股份有限公司 | A kind of tongue tube automatic detection system |
| CN110231561A (en) * | 2019-06-17 | 2019-09-13 | 王爱华 | A kind of method of magnetic reed switch test |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01294318A (en) * | 1988-02-16 | 1989-11-28 | Oki Electric Ind Co Ltd | Reed switch testing device |
| JPH0560820A (en) * | 1991-09-03 | 1993-03-12 | Fujitsu Ltd | Device and method for testing reed switch |
| KR20010069846A (en) * | 2001-05-15 | 2001-07-25 | 안희욱 | Testing apparatus for the operational characteristics of mgnetic reed swtich |
| CN201615929U (en) * | 2010-03-04 | 2010-10-27 | 济南中森机械制造有限公司 | Reed pipe detector |
| CN101900791A (en) * | 2010-06-30 | 2010-12-01 | 海洋王照明科技股份有限公司 | Tool for detecting reed switch |
| CN202013375U (en) * | 2011-03-03 | 2011-10-19 | 哈姆林电子(苏州)有限公司 | Multifunctional reed switch testing device |
-
2011
- 2011-03-03 CN CN 201110051689 patent/CN102207538B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01294318A (en) * | 1988-02-16 | 1989-11-28 | Oki Electric Ind Co Ltd | Reed switch testing device |
| JPH0560820A (en) * | 1991-09-03 | 1993-03-12 | Fujitsu Ltd | Device and method for testing reed switch |
| KR20010069846A (en) * | 2001-05-15 | 2001-07-25 | 안희욱 | Testing apparatus for the operational characteristics of mgnetic reed swtich |
| CN201615929U (en) * | 2010-03-04 | 2010-10-27 | 济南中森机械制造有限公司 | Reed pipe detector |
| CN101900791A (en) * | 2010-06-30 | 2010-12-01 | 海洋王照明科技股份有限公司 | Tool for detecting reed switch |
| CN202013375U (en) * | 2011-03-03 | 2011-10-19 | 哈姆林电子(苏州)有限公司 | Multifunctional reed switch testing device |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103310094A (en) * | 2013-04-23 | 2013-09-18 | 哈姆林电子(苏州)有限公司 | Method for regulating AT value of reed pipe |
| CN105093106A (en) * | 2015-09-08 | 2015-11-25 | 吉林大学 | Digital ampere-turn instrument based on single chip microcomputer |
| CN105203892A (en) * | 2015-10-30 | 2015-12-30 | 江西金程智能科技有限公司 | Reed switch characteristic testing method and reed switch characteristic tester |
| CN105242203A (en) * | 2015-10-30 | 2016-01-13 | 江西金程智能科技有限公司 | Reed switch pulse signal quality analysis method and analysis system |
| CN105929329A (en) * | 2016-07-01 | 2016-09-07 | 苏州工业园区服务外包职业学院 | Apparatus and method for detecting tongue tube |
| CN106226695A (en) * | 2016-08-31 | 2016-12-14 | 合肥邦立电子股份有限公司 | A kind of tongue tube automatic detection system |
| CN106226695B (en) * | 2016-08-31 | 2019-08-02 | 合肥邦立电子股份有限公司 | A kind of tongue tube automatic detection system |
| CN110231561A (en) * | 2019-06-17 | 2019-09-13 | 王爱华 | A kind of method of magnetic reed switch test |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102207538B (en) | 2013-05-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102207538B (en) | Multifunctional dry reed pipe tester | |
| CN103713238B (en) | The double-colored trouble indicator that warning current value can be established | |
| CN101650411A (en) | Universal power-aging testing system | |
| CN104933928A (en) | Practical training device capable of detecting wiring correctness of circuit automatically | |
| CN207424074U (en) | Battery modules detection device | |
| CN201072597Y (en) | Automatic detection instrument for aviation electronic flight instrument | |
| CN103487775A (en) | Intelligent digital micro resistor standard device | |
| CN104459604B (en) | Automatic tester applied to intelligent ammeter production line | |
| CN103777169A (en) | Electric energy metering transformer simulation verification system | |
| CN108152734B (en) | Testing system and testing method for valve overhaul | |
| CN103698691A (en) | Automatic detection calibration device and automatic detection calibration method of electric car bridge board | |
| CN202013375U (en) | Multifunctional reed switch testing device | |
| CN103542877B (en) | A kind of calibration steps of aircraft starter box synthetic inspection tester | |
| CN102592530A (en) | Detecting equipment of liquid crystal display module | |
| CN107543574B (en) | Automatic detector for high-temperature aging test of airborne sensor and operation method | |
| CN102841273A (en) | Method for testing input/output of equipment | |
| CN104501871A (en) | OPC (OLE for process control) based electromagnet performance test system | |
| CN205829654U (en) | Power equipment communication test instrument | |
| CN105158675A (en) | Circuit board test method and system | |
| CN107131352A (en) | A kind of collection data storage, video monitoring, the intellective electropneumatic valve positioner of signal feedback function | |
| KR101542211B1 (en) | Method for analyzing performance of LVDT | |
| CN207924093U (en) | A kind of test system for the maintenance of valve class | |
| CN104833875A (en) | Transformer secondary side load matching device and automatic matching method | |
| CN205156843U (en) | Displacement sensor test system based on labVIEW | |
| CN204807318U (en) | Multipurpose sensor detection case for automobile engine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |