CN107765315A - Device for fast detecting and method under a kind of hydraulic cylinder magnet ring wire - Google Patents
Device for fast detecting and method under a kind of hydraulic cylinder magnet ring wire Download PDFInfo
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- CN107765315A CN107765315A CN201711158134.6A CN201711158134A CN107765315A CN 107765315 A CN107765315 A CN 107765315A CN 201711158134 A CN201711158134 A CN 201711158134A CN 107765315 A CN107765315 A CN 107765315A
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- hydraulic cylinder
- magnet ring
- magnetic scale
- power lines
- battery snap
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
- G01V3/081—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices the magnetic field is produced by the objects or geological structures
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- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
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Abstract
Device for fast detecting and method under a kind of hydraulic cylinder magnet ring wire, belong to hydraulic cylinder Measuring error device and method technical field, for entering quick detection under line to hydraulic cylinder magnet ring.Its technical scheme is：The present invention is connected using external power supply with+24Vdc power lines, the 0Vdc power lines of magnetic scale, after the induction rod insertion hydraulic cylinder of magnetic scale, can judge magnet ring state in hydraulic cylinder by observing the red green LED display lamps in sensor skull end.The present invention is the pioneering of hydraulic cylinder magnet ring detection means and method, solves long-term insoluble problem with very simple apparatus and method, and contribution is made that for the detection of hydraulic cylinder magnet ring.The present invention is simple in construction, easy to operate; it can be realized in the case where avoiding disassembling hydraulic cylinder and magnet ring is fast and effeciently detected; therefore the hot phenomena such as shutting down for just finding to do over again and its trigger caused by magnet ring missing after hydraulic cylinder is reached the standard grade is avoided; overhaul efficiency is substantially increased, saves a large amount of man-hours.
Description
Technical field
The present invention relates to a kind of device and method for entering quick detection under line to hydraulic cylinder magnet ring, belongs to hydraulic cylinder detection
Maintenance of equipment and method and technology field.
Background technology
Magnetostrictive displacement sensor in steel rolling equipment at present（Abbreviation magnetic scale）Hydraulic cylinder is using more, magnetic scale hydraulic cylinder tool
Have the advantages that precision is high, frequency response is fast, measurement range is big and is easy to implement automation.It is limited to steel rolling environment, magnetic scale is most of
Using built-in installation, that is, insert inside hydraulic cylinder.There is a magnet ring on magnetic scale, magnet ring is located on induction rod, first by magnet ring and piston
It is fixed, induction rod is inserted in hydraulic cylinder afterwards.Magnet ring is located inside hydraulic cylinder, and not disassembling hydraulic cylinder can not check.Such as magnet ring
Lacking or coming off will cause magnetic scale to detect failure, and extremely difficult investigation diagnosis of failure, especially changes the hydraulic cylinder reprocessed and be more easy at this
There is the situation of magnet ring missing.There is hair when the phenomenon that magnet ring fails to cause detecting maintenance delay in advance, does over again in production
It is raw, thus new hydraulic cylinder and reprocessing is carried out before hydraulic cylinder is reached the standard grade magnet ring detection confirm it is particularly important, to avoid to new hydraulic cylinder
And reprocess secondary disassemble of hydraulic cylinder progress and check magnet ring caused waste a large amount of man-hours, and shorten hydraulic cylinder service life.
So far, do not have in industry it is online under the apparatus and method that are used for quickly detecting to hydraulic cylinder magnet ring, how
Complete to be used for quickly detecting hydraulic cylinder magnet ring as insoluble technical barrier so far under line.
The content of the invention
The technical problems to be solved by the invention are to provide device for fast detecting and method under a kind of hydraulic cylinder magnet ring wire, this
Kind detection means and method can fast and effeciently detect hydraulic cylinder in the case where avoiding carrying out secondary disassemble to hydraulic cylinder
Magnet ring state, realize under line to the quick detection of hydraulic cylinder magnet ring.
Solve above-mentioned technical problem technical scheme be：
Device for fast detecting under a kind of hydraulic cylinder magnet ring wire, it is made up of battery snap, power supply and magnetic scale, and power supply is connected with battery snap
Connect, the positive pole and negative pole of the positive pole and negative pole of power supply respectively with battery snap are connected in series ,+24Vdc the power lines and battery of magnetic scale
The positive pole of button is connected, and the 0Vdc power lines of magnetic scale are connected with the negative pole of battery snap.
Device for fast detecting under above-mentioned hydraulic cylinder magnet ring wire, the magnetic scale and the magnetic scale model one used during hydraulic cylinder works
Cause, the end of the induction rod of magnetic scale exceedes magnet ring installation site at least 100mm.
Quick determination method under a kind of hydraulic cylinder magnet ring wire using above-mentioned detection device, it is carried out using following steps：
A. device for fast detecting under hydraulic cylinder magnet ring wire is assembled, the positive pole of battery snap, negative pole is electric with the+24Vdc of magnetic scale respectively
Source line, 0Vdc power lines are connected, and switch on power after connection, confirm the red green LED display lamps state in sensor skull end, red green
Lamp lights simultaneously, represents that magnetic scale enters detection state；
B. the magnetic scale hole protector for the hydraulic cylinder for needing to detect is opened, keeps the cleaning in magnetic scale hole, avoid enter into debris；
C. by the induction rod insertion hydraulic cylinder of magnetic scale, the red green LED display lamps in sensor skull end are observed：
Red light, green light keep luminance, represent magnet ring missing, need to reinstall magnet ring；
Red light extinguishes, and green light lights, and represents that magnet ring is normal；
Red light, green light extinguish, and represent that magnetic scale is not powered on, need to check power supply and wiring condition；
D. the induction rod of magnetic scale is taken out, recovers magnetic scale hole protection device, magnetic scale is cleaned and disconnects the wiring of magnetic scale and battery snap, it is complete
Magnet ring into the hydraulic cylinder detects.
Quick determination method under above-mentioned hydraulic cylinder magnet ring wire, connect+24Vdc the electricity of the positive pole of battery snap, negative pole and magnetic scale
When source line, 0Vdc power lines, remaining cable of magnetic scale is individually wound using insulating tape, avoids interference with detection.
Present invention has the advantages that：
The present invention is connected using external power supply with+24Vdc power lines, the 0Vdc power lines of magnetic scale, when the induction rod of magnetic scale is inserted
After entering hydraulic cylinder, magnet ring state in hydraulic cylinder can be judged by observing the red green LED display lamps in sensor skull end.
The present invention is the pioneering of hydraulic cylinder magnet ring detection means and method, solves length with very simple apparatus and method
Phase insoluble problem, significant contribution is made that for the detection of hydraulic cylinder magnet ring.Detection means and method the structure letter of the present invention
It is single, easy to operate, it can be realized in the case where avoiding carrying out secondary disassemble to hydraulic cylinder and magnet ring is fast and effeciently detected, because
This avoids the hot phenomena such as shutting down for just finding to do over again and its trigger caused by magnet ring missing after hydraulic cylinder is reached the standard grade, and substantially increases
Overhaul efficiency, save a large amount of man-hours.
Brief description of the drawings
Fig. 1 is device for fast detecting structural representation under hydraulic cylinder magnet ring wire.
Marked in figure as follows：Battery snap 1, power supply 2 ,+24Vdc power lines 3,0Vdc power lines 4, cable sleeve 5, sensor
Skull 6, magnetic scale 7, induction rod 8, magnet ring 9, hydraulic cylinder 10.
Embodiment
Device for fast detecting and method can avoid carrying out secondary tear open to hydraulic cylinder under the hydraulic cylinder magnet ring wire of the present invention
Hydraulic cylinder magnet ring state is fast and effeciently detected in the case of solution, is realized under line to the quick detection of hydraulic cylinder magnet ring.
Device for fast detecting is made up of battery snap 1, power supply 2 and magnetic scale 7 under hydraulic cylinder magnet ring wire.
Shown in figure, power supply 2 is connected with battery snap 1, the positive pole and negative pole of power supply 2 respectively with the positive pole of battery snap 1 and
Negative pole is connected in series, and+24Vdc the power lines 3 of magnetic scale 7 are connected with the positive pole of battery snap 1,0Vdc power lines 4 and the electricity of magnetic scale 7
The negative pole of pond button 1 is connected.
In actual use, the power supply of different colours crust can be respectively adopted in+24Vdc power lines 3,0Vdc power lines 4
Line is distinguished, to facilitate connection.
Shown in figure, the magnetic scale model that magnetic scale 7 uses when being worked with hydraulic cylinder 10 is consistent, and the induction rod 8 of magnetic scale 7 is inserted into
In hydraulic cylinder 10, the end of the induction rod 8 of magnetic scale 7 exceedes magnet ring installation site at least 100mm.One embodiment of the present of invention is
Milling train roll shifting hydraulic cylinder, magnetic scale 7 select MTS-R magnetic scales.
Shown in figure, quick determination method is carried out using following steps under hydraulic cylinder magnet ring wire：
A. device for fast detecting under hydraulic cylinder magnet ring wire is assembled, by the positive pole of battery snap 1, the negative pole+24Vdc with magnetic scale 7 respectively
Power line 3,0Vdc power lines 4 are connected, and switch on power 2 after connection, confirm the red green LED display lamps shape in end of sensor skull 6
State, traffic lights light simultaneously, represent that magnetic scale 7 enters detection state；
B. the magnetic scale hole protector for the hydraulic cylinder 10 for needing to detect is opened, keeps the cleaning in magnetic scale hole, avoid enter into debris；
C. the induction rod 8 of magnetic scale 7 is inserted in hydraulic cylinder 10, the red green LED display lamps in end of observation sensor skull 6：
Red light, green light keep luminance, represent magnet ring missing, need to reinstall magnet ring；
Red light extinguishes, and green light lights, and represents that magnet ring is normal；
Red light, green light extinguish, and represent that magnetic scale 7 is not powered on, need to check power supply 2 and wiring condition；
D. the induction rod 8 of magnetic scale 7 is taken out, recovers magnetic scale hole protection device, magnetic scale 7 is cleaned and disconnects connecing for magnetic scale 7 and battery snap 1
Line, complete the magnet ring detection of the hydraulic cylinder 10.
Connect the positive pole of battery snap 1 ,+24Vdc the power lines 3 of negative pole and magnetic scale 7,0Vdc power lines 4 when, magnetic scale 7 its
Remaining cable is individually wound using insulating tape, avoids interference with detection.
The principle and detection process of the present invention is as follows：
Magnetostrictive displacement sensor（Abbreviation magnetic scale）Using magnetostriction principle, one is produced by the way that two different magnetic fields are intersecting
Strain-pulse signal accurately measures position.Measuring cell is induction rod 8, and the sensing element in induction rod 8 is by special
Made of magnetostriction materials.After+24Vdc power lines 3,0Vdc power lines 4 when magnetic scale 7 are powered, the end of sensor skull 6 is red
Green LED display lamps green light is brightened, and its electronic room can produce current impulse, and the current impulse is transmitted in induction rod 8, so as to feel
Answer and a circumferential magnetic field is produced outside bar 8, when the magnetic field and be enclosed on induction rod 8 as magnetic caused by the movable magnet ring of change in location
When field is intersecting, a mechanical wave pulse signal of strain can be produced due to magnetostrictive effect, in induction rod 8, this strain machine
Tool wave pulse signal is transmitted with fixed speed of sound, and quickly detected by electronic room, now the end of sensor skull 6 is red
Green LED display lamps green light, red light go out, and represent that magnet ring state is normal.Conversely, when failing to detect magnet ring, in induction rod 8 not
It can produce and strain mechanical wave pulse signal, program coding can make the red green LED display lamps green light in the end of sensor skull 6, red light
Go out, represent magnet ring miss status.
Claims (4)
- A kind of 1. device for fast detecting under hydraulic cylinder magnet ring wire, it is characterised in that：It is by battery snap（1）, power supply（2）And magnetic scale （7）Composition, power supply（2）With battery snap（1）It is connected, power supply（2）Positive pole and negative pole respectively with battery snap（1）Positive pole and negative Pole is connected in series, magnetic scale（7）+ 24Vdc power lines（3）With battery snap（1）Positive pole be connected, magnetic scale（7）0Vdc power supplys Line（4）With battery snap（1）Negative pole be connected.
- 2. device for fast detecting under hydraulic cylinder magnet ring wire according to claim 1, it is characterised in that：The magnetic scale（7）With Hydraulic cylinder（10）The magnetic scale used during work（7）Model is consistent, magnetic scale（7）Induction rod（8）End exceed magnet ring（9）Installation Position at least 100mm.
- A kind of 3. quick determination method under hydraulic cylinder magnet ring wire using above-mentioned detection device, it is characterised in that：It is using following Step is carried out：A. device for fast detecting under hydraulic cylinder magnet ring wire is assembled, by battery snap（1）Positive pole, negative pole respectively with magnetic scale（7）+ 24Vdc power lines（3）, 0Vdc power lines（4）It is connected, switches on power after connection（2）, confirm sensor skull（6）End is red Green LED display lamps state, traffic lights light simultaneously, represent magnetic scale（7）Into detection state；B. hydraulic cylinder needs detected（10）Magnetic scale hole protector open, keep the cleaning in magnetic scale hole, avoid enter into miscellaneous Thing；C. by magnetic scale（7）Induction rod（8）Insert hydraulic cylinder（10）In, observe sensor skull（6）The red green LED in end is shown Lamp：Red light, green light keep luminance, represent magnet ring（9）Missing, need to reinstall magnet ring（9）；Red light extinguishes, and green light lights, and represents magnet ring（9）Normally；Red light, green light extinguish, and represent magnetic scale（7）It is not powered on, power supply and wiring condition need to be checked；D. magnetic scale is taken out（7）Induction rod（8）, recover magnetic scale hole protection device, clean magnetic scale（7）And disconnect magnetic scale（7）With electricity Detain in pond（1）Wiring, complete the hydraulic cylinder（10）Magnet ring（9）Detection.
- 4. quick determination method under hydraulic cylinder magnet ring wire according to claim 3, it is characterised in that：Connect battery snap（1） Positive pole, negative pole and magnetic scale（7）+ 24Vdc power lines（3）, 0Vdc power lines（4）When, magnetic scale（7）Remaining cable use Insulating tape is individually wound, and avoids interference with detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711158134.6A CN107765315A (en) | 2017-11-20 | 2017-11-20 | Device for fast detecting and method under a kind of hydraulic cylinder magnet ring wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711158134.6A CN107765315A (en) | 2017-11-20 | 2017-11-20 | Device for fast detecting and method under a kind of hydraulic cylinder magnet ring wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107765315A true CN107765315A (en) | 2018-03-06 |
Family
ID=61280257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711158134.6A Withdrawn CN107765315A (en) | 2017-11-20 | 2017-11-20 | Device for fast detecting and method under a kind of hydraulic cylinder magnet ring wire |
Country Status (1)
| Country | Link |
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| CN (1) | CN107765315A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106483567A (en) * | 2015-09-01 | 2017-03-08 | 空中客车英国运营有限责任公司 | Position sensing apparatus and method and associated component, system, the vehicles and unit |
| CN114130836A (en) * | 2021-11-03 | 2022-03-04 | 武汉钢铁有限公司 | Rolling mill intermediate roll shifting connecting device with high-precision positioning function |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006292467A (en) * | 2005-04-07 | 2006-10-26 | Sony Corp | Position detector |
| CN202793303U (en) * | 2012-08-03 | 2013-03-13 | 新会康宇测控仪器仪表工程有限公司 | Split type magnetostrictive displacement sensor |
| CN106643451A (en) * | 2017-01-09 | 2017-05-10 | 首钢京唐钢铁联合有限责任公司 | Built-in magnetic ring detection device of pneumatic cylinder |
-
2017
- 2017-11-20 CN CN201711158134.6A patent/CN107765315A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006292467A (en) * | 2005-04-07 | 2006-10-26 | Sony Corp | Position detector |
| CN202793303U (en) * | 2012-08-03 | 2013-03-13 | 新会康宇测控仪器仪表工程有限公司 | Split type magnetostrictive displacement sensor |
| CN106643451A (en) * | 2017-01-09 | 2017-05-10 | 首钢京唐钢铁联合有限责任公司 | Built-in magnetic ring detection device of pneumatic cylinder |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106483567A (en) * | 2015-09-01 | 2017-03-08 | 空中客车英国运营有限责任公司 | Position sensing apparatus and method and associated component, system, the vehicles and unit |
| CN106483567B (en) * | 2015-09-01 | 2020-12-18 | 空中客车英国运营有限责任公司 | Position sensing device and method, and related assembly, system, vehicle and unit |
| CN114130836A (en) * | 2021-11-03 | 2022-03-04 | 武汉钢铁有限公司 | Rolling mill intermediate roll shifting connecting device with high-precision positioning function |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180306 |