WO2019072462A1 - Mobile vorrichtung zum erfassen der zustands- und betriebsparameter von schwingmaschinen, damit ausgerüstete schwingmaschine sowie verfahren zum erfassen der betriebs- und zustandsparameter von schwingmaschinen - Google Patents
Mobile vorrichtung zum erfassen der zustands- und betriebsparameter von schwingmaschinen, damit ausgerüstete schwingmaschine sowie verfahren zum erfassen der betriebs- und zustandsparameter von schwingmaschinen Download PDFInfo
- Publication number
- WO2019072462A1 WO2019072462A1 PCT/EP2018/074146 EP2018074146W WO2019072462A1 WO 2019072462 A1 WO2019072462 A1 WO 2019072462A1 EP 2018074146 W EP2018074146 W EP 2018074146W WO 2019072462 A1 WO2019072462 A1 WO 2019072462A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sensor
- sensor units
- vibrating
- mobile device
- coordinate system
- Prior art date
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/025—Measuring arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0066—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by exciting or detecting vibration or acceleration
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
Definitions
- Mobile device for detecting the state and operating parameters of vibrating machines, vibrating machine equipped therewith and methods for detecting the operating and state parameters of vibrating machines
- the invention relates to a mobile device for detecting the state and operating parameters of vibrating machines according to the preamble of
- Patent claim 1 further comprising a vibrating machine equipped therewith according to claim 13 and a method for detecting the operating and
- Vibratory machines of the type mentioned are known as, for example, vibrating screens, vibrating conveyors, oscillating dryers and the like, but also as sieves with a load-bearing effect, such as, for example, tensioning wave sieves. They are used, inter alia, in the continuous processing of bulk materials and are characterized by a mode in which the structural components necessary for functional performance are subjected to predetermined oscillations, by the action of which on the bulk material the desired process result is achieved. For example, the screen coverings of vibrating screens become one
- the aim is to detect and evaluate the state and operating parameters of a vibrating machine at predetermined time intervals in order to detect an impending failure of components and / or components early and, if necessary, to be able to take timely countermeasures.
- Vibrating body and a force acting on the vibrating body Richterreger described.
- the object of the invention is, by
- Another task is to simplify and shorten the measuring process.
- Patent claim 1 a vibrating machine with the features of
- Patent claim 13 and a method with the features of
- Patent claim 14 solved.
- the basic idea of the invention lies in a spatially differentiated detection of the vibration behavior over all relevant areas of the entire vibrating machine.
- the basic idea of the invention lies in a spatially differentiated detection of the vibration behavior over all relevant areas of the entire vibrating machine.
- Orientation in space and any relative position to the vibrating machine can be arranged on this.
- suitable surfaces on the vibrating machine can therefore be selected with the greatest possible freedom and during assembly eliminates alignment of the sensor units in a predetermined target position. This considerably simplifies the assembly process and also shortens the assembly times.
- This advantage is particularly useful in large vibrating machines as they are used for example in heavy industry, since there are a large number of sensor units distributed over the entire vibrating machine to assemble, as well as in mobile devices with each new use with a corresponding assembly effort of a vibrating machine to be implemented to the other.
- Inventive device obtained measurement results by a consistently high accuracy.
- the location-specific measured values are determined with each sensor unit, with a device according to the invention not only the vibration behavior of the vibrating machine as a whole but differentiated according to the respective installation location of the sensor units can be detected.
- suitable selection of the mounting locations can be determined in this way the specific vibration behavior of individual machine components such as the Siebbelags, Siebrahmens, Richterregers, insulation frame and the like.
- the four corners of the screen frame suitable mounting locations, in each of which a sensor unit is arranged.
- further sensor units additionally two sensor units are arranged approximately centrally on the longitudinal sides of the screen frame and / or two
- Sensor units in the end regions of the exciter traverse.
- the operator of a device according to the invention is free in the selection of the number and positioning of the sensor units.
- a particularly preferred embodiment of the invention provides a time-synchronous measurement in all sensor units. To synchronize the measurement processes thereby start signals are generated and at the same time to all sensor units
- the start signal is interposed between an evaluation unit and sensor units
- Communication module / gateway to the sensor units sparked, preferably in IEEE standard 802.15.4.
- the evaluation opens up the possibility of comparing the measured values of locally separated sensor units taking into account the phase correlation. In this way, it is not only determined to what extent oscillation frequency, amplitude and angle at different points of the vibrating machine match, but it is also recognized whether a phase-shifted oscillation of the left and / or front part of the vibrating machine against the right and / or rear part occurs , As a result, one obtains information about self - deformations of the
- the measurement data obtained in the individual sensor units are temporarily stored in local data memories and transmitted to the evaluation unit after completion of a measurement run.
- This has the advantage that the measurement data can be checked for plausibility and completeness before it is transmitted, ie only arrive at the evaluation unit for data records that have been found to be correct.
- a preferred embodiment of the invention provides a router which establishes the compatibility of the sensor network with the evaluation unit.
- a router which establishes the compatibility of the sensor network with the evaluation unit.
- commercially available computers, laptops or tablets can be used as the evaluation unit, which normally communicate in the IEEE 802.1 standard 1.
- a protocol converter is interposed in the communication chain. The router and / or the protocol converter can do this in the
- Communication module / gateway integrated, which further increases the compactness and mobility of the device.
- the transformed and / or evaluated data can be output in a simple embodiment of the invention as arithmetic values alphanumerically.
- their visualization is preferred, for example, on a wireframe model of a vibrating machine which is output on a monitor or display of the evaluation unit.
- a different vibration behavior of the vibrating machine can be detected, located and analyzed immediately in this way.
- Vibrating machine in the form of a vibrating screen, but without it
- Oscillation dryers, clamping corrugated screens and the like are the following
- FIG. 1 is an oblique view of a vibrating machine according to the invention on its first longitudinal side
- FIG. 2 shows an oblique view of the vibrating machine shown in FIG. 1 on its second longitudinal side opposite the first side
- Fig. 3 is an oblique view of a sensor unit of the in Figs. 1 and 2
- Figs. 1 and 2 show a vibrating machine 1 according to the invention in the form of a vibrating screen.
- An essential part of the vibrating machine 1 is a screen frame 2 with two in the lateral distance plane-parallel to each other, approximately triangular side walls 3, along its base over a number
- the crossbeams 4 form with their top a support for one of a variety L Lucassreiter 6 with arranged thereon Siebbelag 7 screen deck 8 screen frame 2 with screen deck 8 result in a rigid screen box 9, which receives the bulk material and subjecting a simultaneous separation during operation with simultaneous linear promotion ,
- a rectangular insulating frame 10 is provided at a slight distance below the screen frame 2, on which the screen frame 2 is supported by a plurality of groups of first spring elements 1 1.
- the insulating frame 10 is in turn firmly anchored by means of second spring elements 12 and vibration damper 13 in the ground.
- the vibrating machine 1 is equipped with a Richterreger 14, which in bearings 15 at the ends of
- Exciter Traverse 5 is rotatably mounted.
- the judge exciter 1 has in the region of the bearing 15 in each case an axis of excitation to the excitation 5 5 parallel first shaft, sitting on the two-sided supernatant each have a gear and an imbalance mass, and a corresponding second shaft with gear and imbalance mass.
- the two gears are in meshing engagement with each other and thus ensure an opposite rotation of the two shafts at the same speed.
- the imbalance masses sit on the waves in such a way that they produce in their interaction a vibration pulse, whose vector relative to a horizontal plane the angle ⁇ includes, the screen box 9 so a linear
- a arranged on a column 23 rotary drive 24 is provided, which rotatably connected via a propeller shaft to the first shaft.
- An intermediate shaft 25 in turn connects the two first waves of the Richterregers. 5
- the vibrating machine 1 is a permanent dynamic
- a mobile device suitable for this purpose comprises at least four, in
- These components may be housed together in a suitcase, which optionally receives other peripheral devices such as a charging station, a rechargeable battery, a power supply and the like.
- the sensor unit 26 ', 26 “, 26”' has a cuboid housing 30 with a front side 31 and a rear side 32. For the detachable attachment of the
- a magnet 33 is disposed on the rear side 32.
- a magnet 33 is disposed on the rear side 32.
- charging contacts several LEDs for status display and an ON-OFF switch provided.
- MEMS micro-electro-mechanical component
- Acceleration sensors are arranged orthogonal to one another so that their measuring axes define a local coordinate system with the spatial axes Xi, Yi and Zi. At least one of the acceleration sensors simultaneously has the functionality of a gravity sensor to detect the orientation of the gravity vector G in the local coordinate system Xi, Yi, Zi. Further functional units of a sensor unit 26 ', 26 ", 26"' are a memory for temporarily storing the measured data from the acceleration sensors, a radio module for the
- Corner regions of the screen frame 2 is arranged. In the present case, this is on the outside of the ends of the side walls 3 immediately above the local
- the communication module / gateway 27 controls the data traffic to and from the sensor units 26 ', 26 ", 26"' and assumes the function of a
- the communication module / gateway 27 additionally has the functionality of a
- incoming data to the other standard.
- gateway 27 and router 28 are connected to each other via a data cable.
- the evaluation unit 29 consists essentially of a mobile electronic data processing system, such as a laptop or tablet computer.
- the evaluation unit 29 has a data input module, for example for inputting control commands, a memory module where reference data, limit values, measurement data from the sensor units and the like are stored, a computing module for retrieving, processing and outputting data, and a data output module, for example a display for visualization the processed data or an interface for transferring the processed data to a printer or another computer, which is connected to the evaluation unit 29, for example via the Internet.
- a mobile device is suitable both for carrying out resonance analyzes and for carrying out vibration analyzes.
- goal of Resonance analysis is to determine natural frequencies of a vibrating machine 1 in order to determine suitable operating frequencies.
- the vibration analysis serves to determine the characteristic vibration behavior of the vibrating machine during operation.
- the measuring method in both cases begins to put the mobile device in readiness for measurement. For this, it must be ensured that all electrical and electronic components are supplied with sufficient electrical energy for the measuring process. In addition, the components of the device are to be switched on, connected to each other and activated in the network.
- the sensor units 26 ', 26 ", 26"' attached to meaningful points of the vibrating machine 1.
- a sensor unit 26 'in the four corners of the screen frame 2 is arranged, if possible at the level of Siebbelags 7 to the vibration behavior in the region of
- Material task and the material delivery differentiated to be determined on the left side of the screen and right side of the screen.
- sensor units 26 can be arranged "approximately centrally between the sensor units 26 'of a machine side.” Other suitable locations are the end areas of the exciter beam 5, where in each case a sensor unit 26 "" is attached.
- Sensor unit 26 ', 26 “, 26”' in the space or in the plane of the mounting surface is arbitrary, since the inclination of a sensor unit 26 ', 26 “, 26”' with respect to the vertical via the gravity sensor is known.
- the gravity vector G defines with the acceleration vector the swing plane of the vibrating machine 1, from which the exact spatial orientation of the local coordinate system Xi, Yi, Zi can be determined.
- the measuring process is started at standstill of the vibrating machine 1 by corresponding input to the evaluation unit 29 in all sensor units 26 ', 26 ", 26”' synchronously within a time window of 0.05 ms and then the vibrating machine 1 by applying a one-off Exciting pulse set in vibration, for example by a hammer blow.
- each sensor unit 26 ', 26 ", 26"' determines the amplitude of the acceleration as a function of
- Acceleration sensors defined local coordinate system Xi, Yi, Zi and store the measurement data over the duration of the measurement process in the local
- Vibrating machine 1 started.
- the vibrating machine 1 is thus during operation during operation and oscillates in the predetermined by the Richterreger 14 operating frequency.
- the acceleration sensors of the sensor units 26 ', 26 ", 26"' record the acceleration amplitude in the axes of the local coordinate system Xi, Yi, Zi and store the measurement data over the duration of the measurement process in the local data memory.
- Communication module / gateway 27 transmitted there converted into the IEEE standard 802.1 1 and transmitted via the router 28 to the evaluation unit 29.
- the higher-order coordinate system Xo, Yo, Zo can be, for example, an orbital coordinate system in which the Zo axis corresponds to the vertical, the Xo axis of the horizontal pointing in the conveying direction of the vibrating machine 1 and the Yo axis of the perpendicular to the other two axes Lateral, which is thus aligned transversely to the conveying direction.
- the superordinate coordinate system Xo, Yo, Zo can be predetermined by the oscillating motion of the vibrating machine 1, in which the Zo axis is determined by the resultant of the vibrating direction to which it is parallel to the axis, the Xo axis in the plane of oscillation perpendicular to the Z axis. Axis is located and the Yo-axis in turn is perpendicular to the other two axes.
- the transformation of the measured data is based on the individual
- Sensor units 26 ', 26 “, 26”' respectively determined by the gravity sensor inclination of the local coordinate system Xi, Yi, Zi in the rocker plane. After the transformation has been carried out, for each sensor unit 26 ', 26 “, 26”', time-synchronized acceleration data, which is based on a uniform coordinate system and therefore comparable, can be obtained by simple integration in
- Operating parameters of the vibrating machine 1 such as vibration frequency, amplitude, swing angle, phase synchronism of the vibration behavior at different locations of the vibrating machine 1 derive and evaluate the occurrence of intrinsic deformations in machine operation and eigenmodes of the vibratory machine 1 at a standstill and machine operation.
- evaluation unit 29 After preparation of these data in the evaluation unit 29 can be on a display or screen, for example, frequency spectra with Eigen- and
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2018348907A AU2018348907B2 (en) | 2017-10-10 | 2018-09-07 | Mobile device for detecting the state parameters and operating parameters of vibrating machines, vibrating machine equipped with such a device, and method for detecting the operating and state parameters of vibrating machines |
CA3088427A CA3088427C (en) | 2017-10-10 | 2018-09-07 | Mobile device for detecting the operating parameters of vibrating machines, and a method for use of the device |
RU2020112171A RU2730716C1 (ru) | 2017-10-10 | 2018-09-07 | Мобильное устройство для определения параметров состояния и рабочих параметров вибрационных машин, вибрационная машина, оснащенная таким устройством, и способ определения рабочих параметров и параметров состояния вибрационных машин |
CN201880065529.8A CN111247411B (zh) | 2017-10-10 | 2018-09-07 | 检测振动机的移动装置、配备有该装置的振动机和检测方法 |
BR112020004376-1A BR112020004376B1 (pt) | 2017-10-10 | 2018-09-07 | Dispositivo móvel para detectar os parâmetros de estado e parâmetros de operação de máquinas vibradoras; máquina vibradora; e método para detectar a operação e parâmetros de estado de máquinas vibradoras |
ZA2020/01136A ZA202001136B (en) | 2017-10-10 | 2020-02-24 | Mobile device for detecting the state parameters and operating parameters of vibrating machines, vibrating machine equipped with such a device, and method for detecting the operating and state parameters of vibrating machines |
US16/846,011 US20200240870A1 (en) | 2017-10-10 | 2020-04-10 | Mobile device for detecting the state parameters and operating parameters of vibrating machines, vibrating machine equipped with such a device, and method for detecting the operating and state parameters of vibrating machines |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102017009373.3A DE102017009373B3 (de) | 2017-10-10 | 2017-10-10 | Mobile Vorrichtung zum Erfassen der Zustands- und Betriebsparameter von Schwingmaschinen, damit ausgerüstete Schwingmaschine sowie Verfahren zum Erfassen der Betriebs- und Zustandsparameter von Schwingmaschinen |
DE102017009373.3 | 2017-10-10 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US16/846,011 Continuation US20200240870A1 (en) | 2017-10-10 | 2020-04-10 | Mobile device for detecting the state parameters and operating parameters of vibrating machines, vibrating machine equipped with such a device, and method for detecting the operating and state parameters of vibrating machines |
Publications (1)
Publication Number | Publication Date |
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WO2019072462A1 true WO2019072462A1 (de) | 2019-04-18 |
Family
ID=63557453
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2018/074146 WO2019072462A1 (de) | 2017-10-10 | 2018-09-07 | Mobile vorrichtung zum erfassen der zustands- und betriebsparameter von schwingmaschinen, damit ausgerüstete schwingmaschine sowie verfahren zum erfassen der betriebs- und zustandsparameter von schwingmaschinen |
Country Status (10)
Country | Link |
---|---|
US (1) | US20200240870A1 (de) |
CN (1) | CN111247411B (de) |
AU (1) | AU2018348907B2 (de) |
BR (1) | BR112020004376B1 (de) |
CA (1) | CA3088427C (de) |
CL (1) | CL2020000605A1 (de) |
DE (1) | DE102017009373B3 (de) |
RU (1) | RU2730716C1 (de) |
WO (1) | WO2019072462A1 (de) |
ZA (1) | ZA202001136B (de) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110562675A (zh) * | 2019-09-29 | 2019-12-13 | 武汉大学 | 多源震动盘及零件姿态调整方法 |
CN110926737A (zh) * | 2019-11-28 | 2020-03-27 | 上海大学 | 一种基于深度图像的筛板故障智能监测方法 |
EP3954472A4 (de) * | 2019-04-12 | 2023-01-04 | Satake Corporation | Betriebsüberwachungssystem für siebvorrichtung |
EP3954471A4 (de) * | 2019-04-12 | 2023-04-05 | Satake Corporation | Siebvorrichtung |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102021120494B3 (de) | 2021-08-06 | 2023-01-26 | Sandvik Mining and Construction Deutschland GmbH | Verfahren und vorrichtung zur resonanzanalyse einer schwingmaschine |
DE102021131189B3 (de) | 2021-11-29 | 2023-02-16 | Sandvik Mining and Construction Deutschland GmbH | Verfahren und System zum Messen von Schwingungen einer Schwingmaschine |
CN115169409B (zh) * | 2022-07-18 | 2023-05-09 | 四川省公路规划勘察设计研究院有限公司 | 基于滑窗的桥梁结构自振频率识别、预警方法及设备 |
CN116429364B (zh) * | 2023-06-13 | 2023-08-29 | 成都实时技术股份有限公司 | 用于信息处理板的试验震动设备 |
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DE102008019578B4 (de) | 2008-04-18 | 2010-11-11 | Wacker Neuson Se | Vorrichtung und Verfahren zum Erkennen von Schäden an einer Arbeitsmaschine |
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-
2017
- 2017-10-10 DE DE102017009373.3A patent/DE102017009373B3/de active Active
-
2018
- 2018-09-07 WO PCT/EP2018/074146 patent/WO2019072462A1/de active Application Filing
- 2018-09-07 RU RU2020112171A patent/RU2730716C1/ru active
- 2018-09-07 CN CN201880065529.8A patent/CN111247411B/zh active Active
- 2018-09-07 CA CA3088427A patent/CA3088427C/en active Active
- 2018-09-07 BR BR112020004376-1A patent/BR112020004376B1/pt active IP Right Grant
- 2018-09-07 AU AU2018348907A patent/AU2018348907B2/en active Active
-
2020
- 2020-02-24 ZA ZA2020/01136A patent/ZA202001136B/en unknown
- 2020-03-10 CL CL2020000605A patent/CL2020000605A1/es unknown
- 2020-04-10 US US16/846,011 patent/US20200240870A1/en not_active Abandoned
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WO2013165346A1 (en) * | 2012-04-30 | 2013-11-07 | Hewlett-Packard Development Company | Notification based on an event identified from vibration data |
WO2015117750A1 (de) | 2014-02-07 | 2015-08-13 | Schenck Process Gmbh | Schwingmaschine |
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EP3954472A4 (de) * | 2019-04-12 | 2023-01-04 | Satake Corporation | Betriebsüberwachungssystem für siebvorrichtung |
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CN110562675B (zh) * | 2019-09-29 | 2021-02-19 | 武汉大学 | 多源震动盘及零件姿态调整方法 |
CN110926737A (zh) * | 2019-11-28 | 2020-03-27 | 上海大学 | 一种基于深度图像的筛板故障智能监测方法 |
Also Published As
Publication number | Publication date |
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US20200240870A1 (en) | 2020-07-30 |
AU2018348907B2 (en) | 2021-06-17 |
BR112020004376A2 (pt) | 2020-09-08 |
CN111247411A (zh) | 2020-06-05 |
AU2018348907A1 (en) | 2020-03-12 |
CL2020000605A1 (es) | 2020-08-14 |
CA3088427A1 (en) | 2019-04-18 |
CN111247411B (zh) | 2023-01-06 |
ZA202001136B (en) | 2023-07-26 |
CA3088427C (en) | 2022-05-31 |
DE102017009373B3 (de) | 2019-05-16 |
BR112020004376B1 (pt) | 2024-03-12 |
RU2730716C1 (ru) | 2020-08-25 |
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