CN208239238U - A kind of photo-electric roller wears on-line measuring device - Google Patents
A kind of photo-electric roller wears on-line measuring device Download PDFInfo
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- CN208239238U CN208239238U CN201820918353.3U CN201820918353U CN208239238U CN 208239238 U CN208239238 U CN 208239238U CN 201820918353 U CN201820918353 U CN 201820918353U CN 208239238 U CN208239238 U CN 208239238U
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Abstract
The utility model discloses a kind of photo-electric roller wears on-line measuring devices, belong to hot rolling detection technique field.The device includes Photoelectric Detection module, signal processing module and human-computer interaction module；Photoelectric Detection module includes light source, optical fiber, sensor probe and photodetector；The light that light source issues is transmitted to sensor probe through optical fiber, the optical signal that roll surface variation causes sensor probe to receive changes, optical signal is sent to photodetector by sensor probe, and the optical signal received is converted into electric signal by photodetector, and is transferred to signal processing module.Signal processing module includes filter circuit, amplifying circuit and data collecting card, and the host computer that electric signal is transferred to human-computer interaction module after processing sends alarm signal and is transmitted to mobile terminal to mill control system, and by real-time measurements.The utility model improves productivity and product quality, reduces production cost and rejection rate, and facilitates rolling scaduled formulation.
Description
Technical field
The utility model belongs to hot rolling detection technique field more particularly to a kind of photo-electric roller wears on-line checking dress
It sets.
Background technique
China is world steel manufacturing center；In China, the enormous amount of milling train and roll；Roll is as the main of milling train
One of processing and consumable part are the parts that entire milling train is easier damage.
The degree of wear of roll has important influence to the operation of rolling and rolling result in hot rolling；The abrasion of roll can be straight
Change original roller type is connect, the variation of roll gap is in turn resulted in, thickness setting, control precision and the plate shape of Strip are caused not
Benefit influences, and eventually leads to the reduction of product quality；And the degree of wear of roll also will affect rolling scaduled formulation, determine
The stability of the entire technical process of Rolling production；In addition, if not paid attention to the wear intensity of roll, can also make
At the increase of enterprise's production cost.Therefore, the wear intensity for understanding roll in real time is the key that guarantee the Strip quality of production.
Currently, solving influence of the roll wear to product quality also rests on periodic replacement and reconditioning roll, but due to
The period of roll change is fixed, and cannot grasp the real-time change of roller wears in time within the rolling cycle, make the quality of Strip very
It is difficult to guarantee.
Utility model content
In view of the problems of the existing technology, the utility model provides a kind of photo-electric roller wears on-line checking dress
It sets, roller wears data can be obtained in time during the rolling process.
The photo-electric roller wears on-line measuring device, comprising: Photoelectric Detection module, signal processing module and people
Machine interactive module；Wherein, Photoelectric Detection module and signal processing module together constitute measurement module.
Photoelectric Detection module includes light source, optical fiber, sensor probe and photodetector；Wherein, sensor probe includes
Detection sensor probe and reference sensor probe；
The detection sensor probe and reference sensor probe is both designed as light transmit-receive integrated type, including is encapsulated in one
The single mode optical fiber and large core fiber risen；Wherein single mode optical fiber is located at center as transmitting terminal, around around several big core diameter light
Fibre is used as receiving end；
Several detection sensor probes arrange point-blank along the axial direction of roll, and face is contacted with rolled piece
Tested roller surface above；Reference sensor probe totally two is located in a straight line with detection sensor probe, and installs
The both ends above the tested roller surface not contacted with rolled piece；
The light that light source issues is transmitted to detection sensor probe simultaneously through optical fiber and reference sensor is popped one's head in, detection sensor
Probe perception obtains the variation of roll surface, and the optical signal that roll surface variation causes detection sensor probe to receive becomes
Change, the changed optical signal received is sent to photodetector, photodetector through optical fiber by detection sensor probe
It is responsible for signal conversion, the optical signal received is converted into electric signal, and be transferred to signal processing module.Reference sensor probe
The reflected light signal received is sent to photodetector through optical fiber, photodetector is responsible for signal conversion, by what is received
Optical signal is converted into electric signal, and is transferred to signal processing module.
Signal processing module is made of signal processing circuit, and the signal processing circuit includes filter circuit, amplification electricity
Road and data collecting card, the electric signal after filter circuit and amplifying circuit are acquired and are transferred to man-machine by data collecting card
Interactive module.
Human-computer interaction module includes host computer and mobile terminal；Host computer carries out into one the data that data collecting card uploads
The processing of step obtains the wear intensity and wear intensity versus time curve of current time roll, and is directed to roller wears
More than setting the limit of wear amount the case where to mill control system send alarm signal；And by result be transmitted to mobile terminal into
Row is checked and is controlled.
Utility model has the advantages that
1) a kind of, photo-electric roller wears on-line measuring device, may be implemented under hot rolling environment, to strip mill
The wear intensity of working roll carries out on-line measurement, reduces replacement working roll number, improves productivity and product quality, reduction are produced into
Sheet and rejection rate, and facilitate rolling scaduled formulation.
2), a kind of photo-electric roller wears on-line measuring device, using distributed measurement method, in conjunction with roll wear
The experience curve of degree determines the installation site of sensor probe, and sensor probe is fixedly mounted, can be to avoid the measurement of scan-type
Mode bring movement mechanism error.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of photo-electric roller wears on-line measuring device of the utility model；
Fig. 2 is a kind of sensor probe partial enlargement of photo-electric roller wears on-line measuring device of the utility model
Figure.
In figure, 1- Photoelectric Detection module；2- signal processing module；3- human-computer interaction module；4- roll to be measured；
101- light source；102- optical fiber；103- sensor probe；104- photodetector；201- signal processing circuit；301-
Host computer；302- mobile terminal；1031- outer enclosure；1032- single mode optical fiber；1033- large core fiber；
Specific embodiment
The specific implementation method of the utility model is described in detail with reference to the accompanying drawing.
The photo-electric roller wears on-line measuring device, as shown in Figure 1, comprising: Photoelectric Detection module 1, signal
Processing module 2 and human-computer interaction module 3；Wherein, Photoelectric Detection module 1 and signal processing module 2 together constitute measurement module.
Photoelectric Detection module 1 includes light source 101, optical fiber 102, sensor probe 103 and photodetector 104；Wherein, it passes
Sensor probe 103 includes detection sensor probe and reference sensor probe；
The sensor probe and reference sensor probe are both designed as light transmit-receive integrated type, including what is be packaged together
Single mode optical fiber 1032 and large core fiber 1033；Wherein single mode optical fiber 1032 is located at center as transmitting terminal, around around several
Large core fiber 1033 is used as receiving end；Light is emitted via single mode optical fiber 1032；Receiving end surrounds single mode optical fiber 1032 by a circle
Large core fiber 1033 constitute；All optical fiber front end shares one piece of lens, the fibre of the focuses of lens in single mode optical fiber 1032
Core.
Several detection sensor probes arrange point-blank along the axial direction of roll, and face is contacted with rolled piece
Tested roller surface above；
The radially installed position of each sensor probe 103 refers to the initial distance of sensor probe 103 Yu roller surface,
The namely operating distance of sensor probe 103.According to the reception light of the optical power of incident optical 102 and photodetector 104
Power is calculated by Lambert-Beer's law, and on this basis, is modified according to experimental result；
Each one reference sensor of installation of the position difference not contacted simultaneously with rolled piece above 4 both ends of roll to be measured is visited
Head, reference sensor probe totally two are located in a straight line with detection sensor probe, and the data measured are as reference
Value.According to the data that reference point measurement obtains, the data of measurement point are handled, by vibration, rotary motion in measurement process
The brings influence such as thermal deformation of error, rack filters out.A temperature sensing is respectively placed near each sensor probe 103
Device, environment temperature when acquisition testing, the temperature compensated reference as optical path.
The light that light source 101 issues is transmitted to detection sensor probe simultaneously through optical fiber 102 and reference sensor is popped one's head in, detection
Sensor probe perception obtains the variation of roll surface, the optical signal that roll surface variation causes detection sensor probe to receive
It changes, the changed optical signal received is sent to photodetector through optical fiber 102 by detection sensor probe
104, photodetector 104 is responsible for signal conversion, the optical signal received is converted into electric signal, and be transferred to signal processing mould
Block 2.The reflected light signal received is sent to photodetector 104, photodetector through optical fiber 102 by reference sensor probe
104 responsible signal conversions, are converted into electric signal for the optical signal received, and be transferred to signal processing module 2.
Signal processing module 2 is made of signal processing circuit 201, the signal processing circuit 201 include filter circuit,
Amplifying circuit and data collecting card, the electric signal after filter circuit and amplifying circuit, are acquired and are transmitted by data collecting card
To human-computer interaction module 3.
Human-computer interaction module 3 includes host computer 301 and mobile terminal 302；The number that host computer 301 uploads data collecting card
According to being further processed, by comparing the reception data that analysis detection sensor probe and reference sensor are popped one's head in, obtain
The wear intensity and wear intensity versus time curve of current time roll, and be more than the abrasion set for roller wears
The case where limiting quantity, sends alarm signal to mill control system；Simultaneously by result be transmitted to mobile terminal 302 check and
Control.
Host computer 301 and mobile terminal 302 can control the start and stop of on-line measuring device, real-time display current time roll
Wear intensity and wear intensity versus time curve, and provide historical data look facility.When roll is near or above mill
When the limiting quantity of damage, host computer 301 issues alarm signal to mill control system automatically.Mobile terminal 302 need to install and be based on
The APP program of Android technology, so that it may realize it is long-range checking and controlling, realize it is unattended.
Working principle is as follows:
Detection sensor probe and reference sensor are determined according to the experience curve of roller wears for tested roll
Behind the number of probe, axially mounted position and radially installed position, each detection sensor probe is installed and reference sensor is visited
Head；The light that light source issues is transmitted to each detection sensor probe through optical fiber and reference sensor is popped one's head in, each detection sensor probe
The variation of optical signal caused by the abrasion of tested roll is perceived with reference sensor probe, and is sent to photodetector and is converted into
Electric signal is transferred to after signal processing module the processing such as is filtered, amplifies, be sent into after being acquired by data collecting card host computer into
Row subsequent processing.
Host computer is further processed, and connects by comparing what analysis detection sensor probe and reference sensor were popped one's head in
Data are received, realize the start and stop of control detection system, the wear intensity and wear intensity of real-time display current time roll is at any time
Change curve, and historical data look facility is provided；When limiting quantity of the roll near or above abrasion, host computer issues automatically
Alarm signal is to mill control system；Mobile terminal realization is long-range to be checked and controls, and is realized unattended.
Claims (5)
1. a kind of photo-electric roller wears on-line measuring device characterized by comprising Photoelectric Detection module, signal processing
Module and human-computer interaction module；Wherein, Photoelectric Detection module and signal processing module together constitute measurement module；
Photoelectric Detection module includes light source, optical fiber, sensor probe and photodetector；Wherein, sensor probe includes detection
Sensor probe and reference sensor probe；
The detection sensor probe and reference sensor probe is both designed as light transmit-receive integrated type, including what is be packaged together
Single mode optical fiber and large core fiber；Wherein single mode optical fiber is located at center as transmitting terminal, around makees around several large core fibers
For receiving end；
Several detection sensor probes arrange point-blank along the axial direction of roll, and the quilt that face is contacted with rolled piece
It surveys above roller surface；Reference sensor probe totally two is located in a straight line with detection sensor probe, and is mounted on not
Both ends above the tested roller surface contacted with rolled piece；
The light that light source issues passes through optical fiber while being sent to detection sensor probe and reference sensor probe, detection sensor probe
Perception obtains the variation of roll surface, and the optical signal that roll surface variation causes detection sensor probe to receive changes,
The changed optical signal received is sent to photodetector through optical fiber by detection sensor probe, and photodetector is responsible for
Signal conversion, is converted into electric signal for the optical signal received, and be transferred to signal processing module；Reference sensor probe will connect
The reflected light signal received is sent to photodetector through optical fiber, and photodetector is responsible for signal conversion, the light received is believed
Number it is converted into electric signal, and is transferred to signal processing module；
Signal processing module is made of signal processing circuit, the signal processing circuit include filter circuit, amplifying circuit and
Data collecting card, the electric signal after filter circuit and amplifying circuit, is acquired by data collecting card and is transferred to human-computer interaction
Module；
Human-computer interaction module includes host computer and mobile terminal；Host computer carries out the data that data collecting card uploads further
Processing, obtains the wear intensity and wear intensity versus time curve of current time roll, and be more than for roller wears
The case where limit of wear amount of setting, issues alarm signal to mill control system；And result is transmitted to mobile terminal and is looked into
It sees and controls.
2. a kind of photo-electric roller wears on-line measuring device as described in claim 1, which is characterized in that the single mode
Optical fiber front end is added with lens, all optical fiber front end common lens, the fibre core of the focuses of lens in single mode optical fiber.
3. a kind of photo-electric roller wears on-line measuring device as described in claim 1, which is characterized in that the sensing
Device probe is parallel to roller surface and along the installation site of roll axial direction, installation number, spacing and arrangement mode all in accordance with rolling
The wear intensity experience curve of roller determines；The radial distance of each sensor probe and roller surface to be measured is according to the light function of incident optical
The received optical power of rate and photodetector is obtained by Lambert-Beer's law, and is modified according to experimental result.
4. a kind of photo-electric roller wears on-line measuring device as described in claim 1, which is characterized in that each of described
Sensor probe nearby respectively places a temperature sensor.
5. a kind of photo-electric roller wears on-line measuring device as described in claim 1, which is characterized in that described is upper
Machine and mobile terminal can control the start and stop of on-line measuring device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820918353.3U CN208239238U (en) | 2018-06-13 | 2018-06-13 | A kind of photo-electric roller wears on-line measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820918353.3U CN208239238U (en) | 2018-06-13 | 2018-06-13 | A kind of photo-electric roller wears on-line measuring device |
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| CN208239238U true CN208239238U (en) | 2018-12-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108693062A (en) * | 2018-06-13 | 2018-10-23 | 北京金自天正智能控制股份有限公司 | A kind of photo-electric roller wears online test method and device |
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2018
- 2018-06-13 CN CN201820918353.3U patent/CN208239238U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108693062A (en) * | 2018-06-13 | 2018-10-23 | 北京金自天正智能控制股份有限公司 | A kind of photo-electric roller wears online test method and device |
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