CN201924237U - Wireless real-time monitor system for rubber-covered rollers - Google Patents
Wireless real-time monitor system for rubber-covered rollers Download PDFInfo
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- CN201924237U CN201924237U CN2010206758015U CN201020675801U CN201924237U CN 201924237 U CN201924237 U CN 201924237U CN 2010206758015 U CN2010206758015 U CN 2010206758015U CN 201020675801 U CN201020675801 U CN 201020675801U CN 201924237 U CN201924237 U CN 201924237U
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Abstract
A wireless real-time monitor system for rubber-covered rollers belongs to the technical field of monitor systems for rubber-covered rollers and comprises a miniature temperature and pressure sensor and a rotation speed sensor. Output signals of the miniature temperature and pressure sensor and the rotation speed sensor are transmitted to a signal amplifier via data wires, the signals are connected to a microprocessor by the signal amplifier after being amplified, the microprocessor is in wireless communication connection with a wireless receiver, and the wireless receiver is sequentially connected with an external microprocessor and a computer terminal. The monitor system can provide evidence for a managers to adjust technical parameters at real time, can accumulate experience for the manager to determine the optimal technical parameters of the rollers, can provide historical data for accidental damage of the rollers, and avoids conflicts between a paper mill and a roller surface coating manufacturer due to damage of coating of the rollers.
Description
Technical field
The utility model belongs to rubber roll monitoring system technical field, is specifically related to a kind of monitoring system that is used for rubber roll operational factors such as wireless real-time monitoring roll gap pressure, temperature and rotating speed.
Background technology
In the prior art, because rubber roll is at a high speed relative rotary part, lack cost-effective monitoring and control device.Such as paper industry, paper is that also drying, surface treatment (comprising coating, applying glue), press polish form by a series of dewatering elements dehydration behind the approach flow.In this course, the rubber roll squeezing of press section, the rubber roll size press of applying glue portion, press polish in the ornamenting operation all is that the pressure by rubber roll and rubber roll, rubber roll and hard roller, rubber roll and drying cylinder obtains, on modern high-speed paper machine, payload between roller and the roller is up to more than the 350KN/m, maximum speed even surpass 2000m/min.Under so harsh service condition, roller can produce deflection deformation because of gravity, pressure, torsion, the local heat of giving birth to, and local irregularities's distortion, very easily cause roller transverse pressure inequality, thereby cause roller to damage (comprise that clad can destroys, spindle nose damages), and the roller annex damage (damage of bearings, frame is damaged) etc. phenomenon happen occasionally, cause enormous economic loss to paper plant.
Because operator's error, the inaccuracy of instrument also can cause the roll pressure imbalance.
The formation of paper is the chemistry and the physical process of a complexity in addition, the factor that influences its quality has a lot, operating stress problems is wherein topmost factor, paper is in forming process, to in pressing, can form a nip at roller through a series of roller to pressing, paper web can be subjected to the certain pressure extruding by nip the time.Guarantee the horizontal uniformity of paper web, just must accomplish the horizontal uniformity of nip between the roller, otherwise just cause paper surface inhomogeneous, second-rate, severe patient, paper machine operation is undesired, and through normal off paper, this is to make papermaker's pain in the neck.
At present, aspect the horizontal uniformity control of paper machine, paper machine manufacturer and paper plant have all carried out exploring widely, wish to find a kind of practicable method.
The nip test is exactly wherein a kind of method, after this method is the roller installation, to make carbon copies paper gasket between two blank sheet of paper, lie between two rollers, the both sides balance is forced into authorized pressure then, and roller can not rotate, keep the certain hour release, take out carbon paper and blank sheet of paper, measurement carbon paper is stayed the nip impression on the blank sheet of paper, to determine whether nip has problems.Obviously, though this method has certain reference value, have obvious limitation, what its was measured is static nip, roller in running up, dynamic changes such as heat build-up, stress relaxation, hysteresis loss, it is just powerless.
Another method just is to use crown controlled roll series.Its method is to use a thin-wall case, in have one processing oil piping system core, both cooperate the back as the squeezing roller, after paper web goes out this roll nip, machine is provided with a horizontal on-line monitoring system, this system scans the paper web cross direction profiles, to draw horizontal data (comprising horizontal moisture content distribution, elasticity, thickness, glossiness), then data are passed to computer, send instruction by computer again and give oil path control system, can by control module determine whether pair of rollers in high change.This roller can be divided into two kinds of manufacturing structures, first deflection roller, can only control roller whole in high change; It two is subregion crown controlled rolls, it can change middle high distribution of the horizontal regional area of roller, at present, this kind control mode is because cost too high (be general roller tens of times), and running environment there is requirement, the ornamenting position of paper can only be applied to, and, also this system can be used at present without any manufacturer for the more abominable position of working environments such as press section, sizing applicator.
Summary of the invention
At the problem that prior art exists, the purpose of this utility model is to design the technical scheme that a kind of rubber roll wireless real time monitoring system is provided.
Described rubber roll wireless real time monitoring system, it is characterized in that comprising temperature, pressure microsensor and speed probe, temperature, pressure microsensor and output signal of speed sensor are transferred to signal amplifier through data wire, signal amplifier amplifies the back with signal and connects microprocessor, the microprocessor radio communication connects wireless receiver, and wireless receiver connects external microprocessor and terminal successively.
Described rubber roll wireless real time monitoring system is characterized in that described temperature, pressure microsensor is fixedly set on the roll body or embedding is arranged in the polymer material layer.
Described rubber roll wireless real time monitoring system is characterized in that described speed probe is fixedly set on the roll body or embedding is arranged in the polymer material layer.
Described rubber roll wireless real time monitoring system is characterized in that described signal amplifier and microprocessor are arranged at the roll body end face.
Described rubber roll wireless real time monitoring system is characterized in that being provided with on the described microprocessor the peripheral IC/IO ECP Extended Capabilities Port more than three or three, and peripheral IC/IO ECP Extended Capabilities Port can connect reservoir module, wireless transmitter module and wireless switching control module.
Described rubber roll wireless real time monitoring system is characterized in that described temperature, pressure microsensor axially is provided with three rows in roll body or polymer material layer, and distribution angle is 120 ° between row.
Described rubber roll wireless real time monitoring system is characterized in that described speed probe is arranged on apart from 250-350mm place, roll body end.
Above-mentioned rubber roll wireless real time monitoring system, reasonable in design, adopt the implanted micro sensor, be distributed in the rubber roll, can measure in real time the operational factor of rubber roll, operational factor comprises pressure, temperature and rotating speed etc.Use monitoring system of the present utility model to provide foundation for the real-time adjusting process parameter of manager (pressure), can accumulate experience for the manager determines roller optimum technology parameter (middle height, hardness, clad can kind), can avoid paper plant and roller clad can manufactory to produce dispute because of the roller clad can damages for the roller accidental damage provides historical data.
Description of drawings
Fig. 1 is the structural representation of rubber roll;
Fig. 2 is the structural representation of rubber roll wireless real time monitoring system.
Among the figure: the 1-roll body; The 2-polymer material layer; 3-temperature, pressure microsensor; The 4-speed probe; The 5-signal amplifier; The 6-microprocessor; The 7-wireless receiver; The 8-external microprocessor; The 9-terminal.
The specific embodiment
Further specify the utility model below in conjunction with Figure of description.
As shown in Figure 1, in the prior art, paper industry squeezing press polish operation, the calendering of plastics industry, multiple working, the rubber roll of using in the sheet material processing operation of steel and iron industry comprise roll body 1 and coat the polymer material layer 2 that is arranged on roll body 1 outer surface.
As shown in Figure 2, wireless real time monitoring system of the present utility model comprises temperature, pressure microsensor 3 and speed probe 4, and temperature, pressure microsensor 3 and speed probe 4 can be fixedly set on the roll body 1 or embedding is arranged in the polymer material layer 2.Temperature, pressure microsensor 3 and speed probe 4 can adopt omnibearing implantation, promptly fixedly install three row's temperature, pressure microsensors 3 on the axial direction of roll body 1, and distribution angle is 120 ° between row; Or embedding is provided with three row's temperature, pressure microsensors 3 on the axial direction of polymer material layer 2, and distribution angle is 120 ° between row.One or more speed probe 4 can be set in the whole system, and speed probe 4 mainly is arranged on apart from 250-350mm place, roll body 1 end.
Temperature, pressure microsensor 3 can be connected signal amplifier 5 by data wire with speed probe 4, and signal is transferred to signal amplifier 5, and signal amplifier 5 is transferred to microprocessor 6 after by data wire signal being amplified.Signal amplifier 5 and microprocessor 6 all are that embedding is arranged in the polymer material layer 2.Microprocessor has three peripheral IC/IO port expansions, is respectively applied for reservoir module, wireless transmitter module, wireless switching control module are installed.Reservoir module can write down temperature, pressure, rotating speed historical data, can download after the data of record are treated to shut down in the future to preserve to be used for analyzing; Wireless transmitter module can be launched wireless signal to outside wireless receiver 7, and temperature, pressure, three kinds of signals of rotating speed can be launched and accept to the wireless reception module in wireless transmitter module and the wireless receiver 7.Wireless receiver 7 is passed to external microprocessor 8 with signal, and external microprocessor 8 is handled after terminal 9 is output as the roller service data by special-purpose software; Perhaps transfer to printer prints and go out figure and tabulation.
The implantation of temperature, pressure microsensor 3 and speed probe 4 is keys of technology in the utility model.
The utility model adopts a plurality of sensors to carry out parallel connection, and adopts the multi-interface data line to arrange, to avoid every sensor one data lines, brings difficulty for the roll surface encapsulate.
In actual encapsulation process, relate to a plurality of processes of encapsulate moulding, comprise encapsulate, sulfuration (high temperature).For general sensor, can sustain curing temperature (135～140 ℃) difficulty that seems comparatively, therefore, must selection can bear the sensor of high temperature.If encapsulate is a polyurethane rubber roller, then can adopt the rotation non-mould moulding process, and this technology must not vulcanize, during encapsulate, sizing material is a flowable state, then adopts general microsensor just can satisfy the demands.
For radially reaching axial implantation than multisensor at roller, and roller girth and length are variable, sensor production merchant carries out the modularization manufacturing, be that sensor is connected by data wire, can produce endless, rubber roll manufacturer need only cut arbitrarily according to the roller size, and like this, will become helps producing and making.
For the fixing means of sensor in roller, can adopt directly fixing, indirect securement dual mode according to the difference of encapsulated form.1) fixedly is that sensor is fixed on the roll body directly, can adopts screw to fix.This kind mode is suitable for the liquid cast polyurethane cladding, when roll body 1 after treatment, directly temperature, pressure microsensor 3 and speed probe 4 are fixed in roll body 1 roll surface with screw, casting is during sizing material, and liquid polymer then can cover temperature, pressure microsensor 3 and speed probe 4 and data wire fully and wrap up.What deserves to be mentioned is, in order not influence sizing material bonding to sensor and data wire, cleaning to temperature, pressure microsensor 3 and speed probe 4 and data wire seems necessary, available Kai Muluoke carries out surface treatment, like this, can guarantee that temperature, pressure microsensor 3 becomes as a whole with speed probe 4 and data wire fully with polymer material layer 2, can the use of polymer material layer 2 not impacted that this manufacture method does not need after cure.
2) adopt indirect securement, the rubber roll that is laminated with for multilayer for polymer material layer 2, can on roll body 1, coat primer layer earlier, to (clean through surface treatment then, brushing Kai Muluoke) temperature, pressure microsensor 3 and speed probe 4 embed in the glue-line with data wire, coat the face glue-line again after covering with a little sizing material.This method need be vulcanized, and therefore, must select resistant to elevated temperatures sensor and data wire.This data wire can be with resistant to elevated temperatures polyimides as clad material, and can not adopt General Purpose Rubber and general plastics as clad material.During coating, data wire must cause the roller end face, so that the sulfuration back connects with amplifier and processor.
The signal that sensor is collected transmits and processing is vital.
After treating that roller is finished sulfuration,, can assemble signal amplifier 5 and microprocessor 6 through car, mill Surface Machining (car, mill Surface Machining do not note the end data wire is caused damage).Microprocessor 6 is a multistation device, can adopt 16 RISC mixed signals of super low-power consumption MSP430 microprocessor of Texas Instruments (TI), and it has a plurality of peripheral IC/IO port expansions, and a plurality of modules can be installed.Because of the sensor of implanting coating has at least more than 20, microprocessor 6 and processing module will have 20 above data channel at least.
In the running, sensor in roller axial direction and radial direction implantation, after the roller pressurization, coating pressure is passed to temperature, pressure microsensor 3, the pressure that 3 perception of temperature, pressure microsensor are subjected to, it changes a strong and weak signal of telecommunication that changes into according to the big young pathbreaker of pressure, and the signal of telecommunication reaches signal amplifier 5 through data wire, reach microprocessor 6 through the signal of telecommunication that amplifies, change data into after microprocessor 6 is handled and be stored in reservoir module.On the other hand, the data of handling through microprocessor 6 are emitted to wireless receiver 7 through wireless transmitter module in the mode of radio signal again.In fact, roller is the pressure size of each point sensor and axial each point sensor senses radially, the last signal of telecommunication that all changes strong and weak variation into, this processing with signal of telecommunication of strong and weak variation characteristic through the special-purpose dynamic signal analysis software of outer computer, can change it into graph data or table data that each point pressure changes, wherein graph data is a dynamic data, but can intercept pressure data on arbitrary historical time point by special dynamic signal analysis software, like this, by enquiry of historical data, just can determine the operational circumstances and the ruuning situation of roller.
Pressure, temperature over-range warning function also can be set in system.To avoid the long-time unfavorable operation of roller.
Also can adopt business-like Japanese AWA6290A type multichannel dynamic signal analyzer that the data that collect are analyzed and handled.And do not need to dispose in addition computer.This analyzer can be chosen dynamic analysis software such as pressure, temperature, rotating speed as required.
Claims (7)
1. rubber roll wireless real time monitoring system, it is characterized in that comprising temperature, pressure microsensor (3) and speed probe (4), the output signal of temperature, pressure microsensor (3) and speed probe (4) is transferred to signal amplifier (5) through data wire, signal amplifier (5) amplifies the back with signal and connects microprocessor (6), microprocessor (6) radio communication connects wireless receiver (7), and wireless receiver (7) connects external microprocessor (8) and terminal (9) successively.
2. rubber roll wireless real time monitoring system as claimed in claim 1 is characterized in that described temperature, pressure microsensor (3) is fixedly set on the roll body (1) or embedding is arranged in the polymer material layer (2).
3. rubber roll wireless real time monitoring system as claimed in claim 1 is characterized in that described speed probe (4) is fixedly set on the roll body (1) or embedding is arranged in the polymer material layer (2).
4. rubber roll wireless real time monitoring system as claimed in claim 1 is characterized in that described signal amplifier (5) and microprocessor (6) are arranged at roll body (1) end face.
5. rubber roll wireless real time monitoring system as claimed in claim 1, it is characterized in that being provided with on the described microprocessor (6) the peripheral IC/IO ECP Extended Capabilities Port more than three or three, peripheral IC/IO ECP Extended Capabilities Port can connect reservoir module, wireless transmitter module and wireless switching control module.
6. rubber roll wireless real time monitoring system as claimed in claim 2 is characterized in that described temperature, pressure microsensor (3) axially is provided with three rows in roll body (1) or polymer material layer (2), and distribution angle is 120 ° between row.
7. rubber roll wireless real time monitoring system as claimed in claim 3 is characterized in that described speed probe (4) is arranged on apart from 250-350mm place, roll body (1) end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206758015U CN201924237U (en) | 2010-12-23 | 2010-12-23 | Wireless real-time monitor system for rubber-covered rollers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206758015U CN201924237U (en) | 2010-12-23 | 2010-12-23 | Wireless real-time monitor system for rubber-covered rollers |
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| Publication Number | Publication Date |
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| CN201924237U true CN201924237U (en) | 2011-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010206758015U Expired - Lifetime CN201924237U (en) | 2010-12-23 | 2010-12-23 | Wireless real-time monitor system for rubber-covered rollers |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104266782A (en) * | 2014-10-11 | 2015-01-07 | 枣庄学院 | Rubber covered roller operating pressure monitoring device |
| CN105307786A (en) * | 2013-06-18 | 2016-02-03 | 苹果公司 | Pressure-sensing rollers for lamination systems |
| CN106823996A (en) * | 2017-02-10 | 2017-06-13 | 宁夏百辰工业产品设计有限公司 | It is a kind of that adjusting module is cut down to the de- ball of roller Squeezinggranulator |
| CN108699773A (en) * | 2016-02-25 | 2018-10-23 | 维美德技术有限公司 | The method, system and computer program product of the condition monitoring of continuous elements for being moved in fiber web or paper finishing machine |
| CN112848190A (en) * | 2021-01-04 | 2021-05-28 | 北京机科国创轻量化科学研究院有限公司 | Real-time monitoring method and device for fiber content of thermoplastic blank |
-
2010
- 2010-12-23 CN CN2010206758015U patent/CN201924237U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105307786A (en) * | 2013-06-18 | 2016-02-03 | 苹果公司 | Pressure-sensing rollers for lamination systems |
| CN104266782A (en) * | 2014-10-11 | 2015-01-07 | 枣庄学院 | Rubber covered roller operating pressure monitoring device |
| CN108699773A (en) * | 2016-02-25 | 2018-10-23 | 维美德技术有限公司 | The method, system and computer program product of the condition monitoring of continuous elements for being moved in fiber web or paper finishing machine |
| CN106823996A (en) * | 2017-02-10 | 2017-06-13 | 宁夏百辰工业产品设计有限公司 | It is a kind of that adjusting module is cut down to the de- ball of roller Squeezinggranulator |
| CN112848190A (en) * | 2021-01-04 | 2021-05-28 | 北京机科国创轻量化科学研究院有限公司 | Real-time monitoring method and device for fiber content of thermoplastic blank |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110810 |
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| CX01 | Expiry of patent term |