CN201575817U - Running position detecting and counting device with gear-rack transmission mode - Google Patents
Running position detecting and counting device with gear-rack transmission mode Download PDFInfo
- Publication number
- CN201575817U CN201575817U CN2009202548725U CN200920254872U CN201575817U CN 201575817 U CN201575817 U CN 201575817U CN 2009202548725 U CN2009202548725 U CN 2009202548725U CN 200920254872 U CN200920254872 U CN 200920254872U CN 201575817 U CN201575817 U CN 201575817U
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- receiving converter
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Abstract
The utility model discloses a running position detecting and counting device with gear-rack transmission mode which is characterized by comprising a gear motion sensor that is arranged at one corresponding side of a gear, wherein the gear motion sensor is connected with a signal receiving convertor. After a signal of gear motion is detected by the gear motion sensor and the signal detected by the gear motion sensor is received by the signal receiving convertor, the running position detecting and counting device carries out the operations of judgment of the motion direction of the gear, conversion of counting, and display and output of the counting. By utilizing an inductance approach switch and detecting counting of a transmission gear, a position of a machine is determined; by a calculating and switching circuit, the rotation direction and the number of teeth of a driven gear are monitored; and by circuit switching treatment, the position and degree of opening of the corresponding mechanical equipment are calculated, therefore, the accurate monitoring of the position of the equipment by an operator is guaranteed, and the reliability for detecting the position of the machine is improved.
Description
Technical field
The utility model technology relates to a kind of pick-up unit that is used for plant equipment, is that the run location of gear-tooth bar transmission mode detects counting assembly specifically.
Background technology
Have a large amount of plant equipment in the harbour handling system by open gear-tooth bar transmission mode driving.In the middle of normal operation, need to monitor in real time the position of these equipment.The domestic measurement of generally adopting encoder techniques to carry out position signalling at present.But since these equipment works in the middle of the environment of strong motion, high humility, high dust, frequent start-stop, scrambler and drive very easily corrosion of steel wire backguy, clamping stagnation or damage.And scrambler is because the strong electromagnetic of variable-frequency motor, and error often appears in reading, causes the erroneous judgement of equipment operator to device location, influence loading and unloading production operation.Nearly 20,000 yuan of the market purchasing price of rotary encoder and auxiliary device thereof has greatly increased the cost of daily servicing.
Summary of the invention
In view of above-mentioned present situation, the utility model provides the run location of a kind of gear-tooth bar transmission mode to detect counting assembly, utilize and detect the device that transmission gear counts to determine mechanical location, by calculating conversion, the monitoring driving gear sense of rotation and the number of teeth, calculate the position or the aperture of corresponding plant equipment, guaranteed the accurate monitoring of operating personnel device location.
The run location of gear of the present utility model-tooth bar transmission mode detects counting assembly, and correspondence one side that is included in gear is provided with motion sensor; This motion sensor is connected with the signal receiving converter.When motion sensor detects the signal of gear movement, after the signal receiving converter receives the inductor signal, carry out that the gear movement direction is judged, the counting conversion, show, the output counting.
According to such scheme, mentioned motion sensor is made up of three inductance approach switches, is mainly used in the detection of gear motion, and sends the signal of gear movement.
Further, the signal receiving converter comprises switching-through relay, direction judgement relay, computing integrated circuit and 4 demonstration charactrons compositions.Carrying out the gear movement direction by the signal receiving converter judges, counts conversion, shows, exports counting.
In above-mentioned, the computing integrated circuit selects 8031 for use.
In a word, the utility model adopts the step-by-step counting measuring method through running test, Inspection Certificate, and it is feasible fully to finish the mechanical location detection method.Near the survey measurements of switch pick-up unit, very high with the measurement degree goodness of fit of rotary encoder, basic satisfied design accuracy in advance, the match operation personnel control requirement.It mainly embodies: 1 antijamming capability is apparently higher than the original system pattern.Mainly due to detecting data is the pulse signal of a switching value, does not have continuous communication transmission, can avoid the additional interference of a large amount of electromagnetism harmonic wave of operation field to the data communication fully.And further strengthened interference free performance again owing to improve operating voltage.2 adopt noncontacting measurement, have solved a series of influences to mechanical system such as original insurmountable mechanical shock, humidity, dust,, once adjust basic Maintenance free except that Switch main body being installed additional simple anti-pounding the anticollision.3 devices are installed on coal second phase dispenser and have eight covers.Another profound significance is that present harbour handling system adopts gear-tooth bar transmission mode in a large number, as tippler, car pusher and positioning car etc.This type of detection method can be expanded and be applied to other main equipments, as the redundant measure of safeguard protection, can replace the inlet device of complex and expensive.The also necessity protection that can measure as a kind of scrambler plays a role with the pattern of redundancy.4 these devices are installed simple, need not to change former physical construction, also need not complicated mechanical processing.Device itself is cheap, and main three switch prices only are about 1,800 yuan.Compared with the original device cost only is 1/10th.
Description of drawings
Fig. 1 is a gear movement inductor scheme of installation;
Fig. 2 is detector switch and the signal receiving converter circuit interface figure in the gear movement inductor;
Fig. 3 is after the 1# detector switch is transferred through signal receiving converter circuit relay K1, at the catenation principle figure of direction judgement, counting circuit;
Fig. 4 is after the 2# detector switch is transferred through signal receiving converter circuit relay K2, at the catenation principle figure of direction judgement, counting circuit;
Fig. 5 is after the 3# detector switch is transferred through signal receiving converter circuit relay K3, at the catenation principle figure of direction judgement, counting circuit;
Fig. 6 is the principle schematic that detector switch is judged the gear movement direction;
Fig. 7 be detector switch behind signal receiving converter circuit switch, signal receiving converter internal relay is judged the principle schematic of gear movement direction;
Fig. 8 is the conversion equipment theory diagram;
Fig. 9 is a signal receiving converter external interface circuit schematic diagram;
Figure 10 is signal receiving converter internal judgment gear movement direction, counting relay schematic diagram;
Figure 11 is that direction is judged loop interlock relay schematic diagram;
Figure 12 be the two-way counting of integrated circuit, and the distance, aperture transfer principle block diagram;
Figure 13 is a signal receiving converter data presentation panel layout.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
Run location by gear shown in Figure 1-tooth bar transmission mode detects counting assembly, in drive pin gear 1 one sides the gear movement inductor 3 that is used for the detection of gear motion is installed, and corresponding with drive pin gear 1; This gear movement inductor 3 is connected with the signal receiving converter of peripheral hardware.Motion sensor 3 in the present embodiment is to adopt three near switch S Q1, SQ2, SQ3 composition.Its inspection side formula is tooth top 2 and three sense of rotation and the motion numbers of teeth that detect open gear near switch S Q1, SQ2, SQ3 conducting order when rotating by drive pin gear 1.The signal receiving converter of present embodiment comprises that switching-through relay K1, K2, K3, direction judge that relay K 11, K12, K13, K21, K22, K23, computing integrated circuit 8031 and 4 show charactron, motion state lamp, adjust button and form.After the signal receiving converter receives the inductor signal, carry out the gear movement direction and judge, count conversion, show, export counting.
In order to guarantee certain accuracy of detection, in a tooth pitch size, adopt the detector switch near switch S Q1, SQ2, SQ3 formation of three equidistant arrangements, therefore can bring up to 3 times of levels to the resolution of monodentate tooth pitch.Therefore, satisfying the range of size that the mutual safe distance of detector switch itself (36 millimeters) can not exceed the monodentate distance simultaneously again, in gear width dimensions scope.So the mode that adopts oblique line to arrange solves this problem.
In above-mentioned, the center line of the SQ2 detector switch that requirement mediated when gear movement inductor 3 was installed should be concordant with the axis of gear shaft.
Fig. 2 has provided detector switch and the signal receiving converter circuit interface figure in the gear movement inductor.Three are connected to switching-through relay K1, K2, K3 in the signal receiving converter near switch S Q1, SQ2, SQ3.Should be called the 1# detector switch near switch S Q1; Be called the 2# detector switch near switch S Q2; Be called the 3# detector switch near switch S Q3.Three are connected to signal receiving converter 1#-3# port (see figure 8) near switch S Q1, SQ2, SQ3; Signal receiving converter 1#-3# port is connected to internal forwarding relay K 1, K2, K3.During near switch S Q1, SQ2, SQ3 conducting, be attached thereto the also conducting of relay that connects, backward the one-level signal transmission circuit.
After Fig. 3 has provided 1# detector switch SQ1 process signal receiving converter circuit relay K1 switching, at the catenation principle figure of direction judgement, counting circuit.After the contact parallel connection of relay K 21 and relay K 13, with a section of the coil of the contact series connection pilot relay K11 of the contact of K1, KT1; Relay K 11 connects between the contact of the contact of K1 and KT1.Relay K 12 is with after the contact of K22 is in parallel, with the f section of the coil of the contact series connection pilot relay K23 of the contact KT1 of K1; Relay K 23 connects between the contact of the contact of K1 and KT1.
After Fig. 4 has provided 2# detector switch SQ2 process signal receiving converter circuit relay K2 switching, at the catenation principle figure of direction judgement, counting circuit.Relay K 23 is with after the contact of relay K 11 is in parallel, with the b section of the coil of the contact series connection pilot relay K12 of the contact KT2 of K2; Relay K 12 connects between the contact of the contact of K2 and KT2.Relay K 13 is with after the contact of K21 is in parallel, with the coil e section of the contact series connection pilot relay K22 of the contact of K2 and KT2; Relay K 22 connects between the contact of the contact of K2 and KT2.
After Fig. 5 has provided 3# detector switch process signal receiving converter circuit relay K3 switching, at the catenation principle figure of direction judgement, counting circuit.Relay K 22 is with after the contact of relay K 12 is in parallel, with the c section of the coil of the contact series connection pilot relay K13 of the contact of K3 and KT3; Relay K 13 connects between the contact of the contact of K3 and KT3.Relay K 11 is with after the contact of K23 is in parallel, with the d section of the coil of the contact series connection pilot relay K21 of the contact of K3 and KT3; Relay K 21 connects between the contact of the contact of K3 and KT3.
Fig. 6 has provided the principle schematic of detector switch judgement gear movement direction.When gear was rotated counterclockwise, flashboard moved up, and order is close between tooth top and the detector switch SQ1 → SQ2 → SQ3; Detector switch SQ1 → SQ2 → SQ3 → SQ1 conducting that circulates in order.Otherwise gear clockwise rotates, and flashboard moves down, and tooth top is with close in order near switch S Q3 → SQ2 → SQ1; Near switch S Q3 → SQ2 → SQ1 → SQ3 according to the order conducting that circulates.
Hence one can see that, when detecting switch by SQ1 → SQ2 or SQ2 → SQ3, SQ3 → SQ1 conducting, just can judge that flashboard is to do upward movement.And when detecting switch, just can judge that flashboard is to do descending motion by SQ3 → SQ2 or SQ2 → SQ1, SQ1 → SQ3 conducting.
Fig. 7 be detector switch behind signal receiving converter circuit switch, signal receiving converter internal relay is judged the principle schematic of gear movement direction.Owing to be connected to internal relay K1, relay K 2, relay K 3 near switch S Q1, SQ2, SQ3, so the connection order of relay K 1, relay K 2, relay K 3 also can illustrate the exterior mechanical motion conditions.When relay be rotated counterclockwise into upward to; Otherwise relay clockwise rotates and is downward direction.And,, can calculate the relative motion number of teeth of tooth bar so calculate the motion number of teeth of driven wheel owing to be that the tooth tooth meshes one to one between gear and the tooth bar.
Fig. 8 is the conversion equipment theory diagram.Three are passed through detector switch interface 1#-3# near switch S Q1, SQ2, SQ3 and are connected with signal receiving converter internal forwarding relay K 1, K2, K3, handle through direction and counting decision circuitry, one-level counting computing circuit transmits signal backward, handle by counting computing integrated circuit (8031), show the gear movement direction and the motion number of teeth by the motion state data display equipment at last.
Fig. 9 is a signal receiving converter external interface circuit schematic diagram.Detect three of usefulness near switch S Q1, SQ2, SQ3 by 1#, 2#, 3# interface, be connected to internal relay K1, K2, K3.When gear movement when a certain detector switch, detector switch through the relay conversion, provides pulse signal to the next stage circuit with the gear movement responded to.SQ4, SQ5 are respectively the spacing up and down of flashboard system motion mechanism (detected system motion mechanism), they respectively with low bit check interface 4#, the internal relay K4 of signal receiving converter; High bit check interface 5#, internal relay K5 connect, and are used for determining system's initial position numerical value.
Figure 10 is signal receiving converter internal judgment gear movement direction, counting relay schematic diagram.Direction is judged the loop: when the baffle plate transmission gear rotate counterclockwise, when baffle plate moves upward, gear teeth tips will be approaching with detector switch SQ1 → SQ2 → SQ3 → SQ3 successively, and make relay K 1, K2, K3 also conducting successively.And corresponding with it relay K 11, K12, K13 respectively electric, counting rises.
When the baffle plate transmission gear clockwise rotate, when baffle plate moves downward, gear teeth tips will be approaching with detector switch SQ3 → SQ2 → SQ1 → SQ3 successively, and make its conducting successively, and with three corresponding three relay K 21 of switch, K22, K23 respectively electric, counting descends.
The rise and fall transfer principle: baffle plate all might move the variation of direction at any time with the position, for example: when baffle plate during in propradation, the tooth top of gear rests on the position of detector switch SQ1, this moment, relay K 11 must conduct, ifs circuit detects detector switch SQ2 conducting, and then relay K 12 gets electric continuation rising counting; And electric circuit inspection is to being detector switch SQ3 conducting, so relay K 21 will get electric, then the counting that descends.
Figure 11 is that direction is judged loop interlock relay schematic diagram.Chain loop: relay K 1, the K2 output contact electronical time relay KT1 that is connected in parallel; Relay K 1, the K3 output contact electronical time relay KT2 that is connected in parallel; Relay K 2, the K3 output contact electronical time relay KT3 that is connected in parallel.Relay K 1, K2, K3 start two electronical time relays after wherein any one is switched on, and these two time relays disconnect the corresponding counts loop.The setting of this partial circuit is in order to allow arbitrary detector switch conducting, make direction at the corresponding levels judge with counting relay get electric after, excision previous stage counting circuit after a time cycle.This circuit has overcome the difficult problem that the traditional relay circuit can't be realized three groups of circuit interlocks.
Figure 12 be the two-way counting of integrated circuit, and the distance, aperture transfer principle block diagram.Counting and aperture conversion loop: rising counting relay K11, K12, K13 are connected with counter register 401123 rising interfaces, and decline counting relay K21, K22, K23 are connected with counter register 401123 decline interfaces.The count pulse number of degrees of counter register 401123 interpretations, the calculating through subtraction register 401125 and division register 401126 is stored in reading in the display register 401128.The effective travel of flashboard is 1000 millimeters, when design of dispatching from the factory with these 1000 millimeters 100 apertures that are converted to the operator's console screen display.During this was transformed, flashboard was in 1000 millimeters stroke, and the counting of testing circuit is 51 digits, and 1.964 apertures are amounted to by a digit.Numerical value in the register 401128 is the opening value of flashboard.
Figure 13 is a signal receiving converter data presentation panel layout.Its display panel rises and descends and two raftings moving status indicator lamp 1-6; 4 show charactron; Be positioned at following setting key, number of teeth directionkeys; Apart from key.Adjustment method: press setting key 5S and enter system's setting, press the number of teeth+-the key assignments tooth bar number of teeth; Press distance to be provided with+-the key assignments stroke distances.And then drive the gearing that is detected, and make it pass through low bit check or high bit check switch, then can finish system's setting.
Claims (3)
1. the run location of gear-tooth bar transmission mode detects counting assembly, it is characterized in that correspondence one side that is included in gear (1) is provided with gear movement inductor (3); This gear movement inductor (3) is connected with the signal receiving converter.
2. by the described counting and detecting device of claim 1, it is characterized in that the gear movement inductor is made up of three inductance approach switches.
3. by the described counting and detecting device of claim 1, it is characterized in that the signal receiving converter comprises switching-through relay, direction judgement relay, computing integrated circuit and 4 demonstration charactrons compositions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202548725U CN201575817U (en) | 2009-12-01 | 2009-12-01 | Running position detecting and counting device with gear-rack transmission mode |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202548725U CN201575817U (en) | 2009-12-01 | 2009-12-01 | Running position detecting and counting device with gear-rack transmission mode |
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| Publication Number | Publication Date |
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| CN201575817U true CN201575817U (en) | 2010-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009202548725U Expired - Lifetime CN201575817U (en) | 2009-12-01 | 2009-12-01 | Running position detecting and counting device with gear-rack transmission mode |
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| CN (1) | CN201575817U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102108698A (en) * | 2010-12-20 | 2011-06-29 | 上海三一科技有限公司 | Automatic detection control device for heavy rammer |
| CN102261890A (en) * | 2011-04-19 | 2011-11-30 | 长沙中联重工科技发展股份有限公司 | Rotation angle measuring equipment |
| CN103020567A (en) * | 2012-12-25 | 2013-04-03 | 河南华润电力首阳山有限公司 | Ore separation barrel distinguishing system |
| CN103236817A (en) * | 2013-05-16 | 2013-08-07 | 湖南长重机器股份有限公司 | Novel industrial equipment safety device |
| CN103674519A (en) * | 2013-11-25 | 2014-03-26 | 武汉船用机械有限责任公司 | Device and method for testing displacement adapting mechanisms of ship lifts |
| CN103803271A (en) * | 2014-02-24 | 2014-05-21 | 江苏新美星包装机械股份有限公司 | Beverage bottle counting detection device on conveyer belt of beverage filling production line |
| CN107144308A (en) * | 2017-07-07 | 2017-09-08 | 宁波如意股份有限公司 | A kind of displacement and speed detector and its detection method |
| CN107733427A (en) * | 2017-11-13 | 2018-02-23 | 新疆广陆能源科技股份有限公司 | Electronic digital display table and ram preventer |
| CN110986728A (en) * | 2019-12-18 | 2020-04-10 | 常州市新创智能科技有限公司 | Gear meter counting device and meter counting method |
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2009
- 2009-12-01 CN CN2009202548725U patent/CN201575817U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102108698A (en) * | 2010-12-20 | 2011-06-29 | 上海三一科技有限公司 | Automatic detection control device for heavy rammer |
| CN102108698B (en) * | 2010-12-20 | 2012-07-11 | 上海三一科技有限公司 | Automatic detection control device for heavy rammer |
| CN102261890A (en) * | 2011-04-19 | 2011-11-30 | 长沙中联重工科技发展股份有限公司 | Rotation angle measuring equipment |
| CN102261890B (en) * | 2011-04-19 | 2013-06-05 | 中联重科股份有限公司 | Rotation angle measuring equipment |
| CN103020567A (en) * | 2012-12-25 | 2013-04-03 | 河南华润电力首阳山有限公司 | Ore separation barrel distinguishing system |
| CN103020567B (en) * | 2012-12-25 | 2016-06-08 | 河南华润电力首阳山有限公司 | A kind of ore separation barrel judgement system |
| CN103236817A (en) * | 2013-05-16 | 2013-08-07 | 湖南长重机器股份有限公司 | Novel industrial equipment safety device |
| CN103236817B (en) * | 2013-05-16 | 2016-08-10 | 湖南长重机器股份有限公司 | A kind of industrial equipment safety device and gear counter |
| CN103674519B (en) * | 2013-11-25 | 2016-04-13 | 武汉船用机械有限责任公司 | A kind of ship lift displacement adapts to test unit and the test method of mechanism |
| CN103674519A (en) * | 2013-11-25 | 2014-03-26 | 武汉船用机械有限责任公司 | Device and method for testing displacement adapting mechanisms of ship lifts |
| CN103803271A (en) * | 2014-02-24 | 2014-05-21 | 江苏新美星包装机械股份有限公司 | Beverage bottle counting detection device on conveyer belt of beverage filling production line |
| CN107144308A (en) * | 2017-07-07 | 2017-09-08 | 宁波如意股份有限公司 | A kind of displacement and speed detector and its detection method |
| CN107144308B (en) * | 2017-07-07 | 2024-02-13 | 宁波如意股份有限公司 | Displacement and speed detection device and detection method thereof |
| CN107733427A (en) * | 2017-11-13 | 2018-02-23 | 新疆广陆能源科技股份有限公司 | Electronic digital display table and ram preventer |
| CN107733427B (en) * | 2017-11-13 | 2023-12-26 | 新疆广陆能源科技股份有限公司 | Electronic digital display meter and ram blowout preventer |
| CN110986728A (en) * | 2019-12-18 | 2020-04-10 | 常州市新创智能科技有限公司 | Gear meter counting device and meter counting method |
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| GR01 | Patent grant | ||
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Granted publication date: 20100908 |