CN205032376U - Belt screen face adheres to circular vibrating screen controlling means of vibrator - Google Patents
Belt screen face adheres to circular vibrating screen controlling means of vibrator Download PDFInfo
- Publication number
- CN205032376U CN205032376U CN201520786622.1U CN201520786622U CN205032376U CN 205032376 U CN205032376 U CN 205032376U CN 201520786622 U CN201520786622 U CN 201520786622U CN 205032376 U CN205032376 U CN 205032376U
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- vibrator
- vibration
- frequency
- screen
- sensor
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
- B07B13/14—Details or accessories
- B07B13/18—Control
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- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model provides a belt screen face adheres to circular vibrating screen controlling means of vibrator which characterized in that: regard as whole controlling means's core component with the PLC controller, the PLC controller respectively with audible -visual annunciator, LCD liquid crystal display, converter, touch -sensitive screen MPI, power module, communication module, and the signal acquisition and processing module be connected, converter and motor, transmission system, the vibration exciter is consecutive connects, the PLC controller is connected through adhering to the vibrator lead wire and adhering to the vibrator, circular vibrating screen respectively with the driver, adhere to vibrator, level sensor, current sensor, amplitude sensor and be connected, level sensor, current sensor, amplitude sensor are connected with the signal acquisition and processing module respectively, PLC controller output control signal give the converter, the rotational frequency transform of converter control motor makes the vibration exciter carry out variant -frequency vibration. The advantage is: make the vibration exciter carry out variant -frequency vibration, the energy can be saved consumption by a wide margin by converter control motor frequency translation, adhere to the oscillation mode of the complex vibration frequency that vibrator and vibration exciter formed, give the screening scope of operation with the vibration wave propagation of difference, improve screening efficiency, alleviateed the screen net hole in the screening and the phenomenon blockked up has often appeared.
Description
Technical field
The utility model relates to vibratory sieve technical field, particularly relates to a kind of circular shale shaker control device with compass screen surface external vibrator.
Background technology
Vibratory sieve, as universal machine, has been widely used in each industrial department, makes it pass through to put on the vibration of sieve nest, makes material loosening, layering, thoroughly sieves, and convey materials, reach material screening object.Circular shale shaker is mainly made up of parts such as screen box, bracing or strutting arrangement, vibrator, bracing or strutting arrangement, motors.Screen box is the chief component of circular shale shaker, is also to join one of the parts that shake.Circular shale shaker is operationally by drive motors, by belt transmission, drive the rotation of vibrator, make vibrator create exciting force due to the cause of the eccentric mass on vibrator, and under the effect of the exciting force on vibrator, the screen box of vibratory sieve is similar to the orbiting motion of circular motion.When material enters screen box from the charging aperture of screen box upper end, due to the motion of screen box, material is made to there has also been kinetic energy, thus material also and then starts to do level throw motion on screen cloth, the screen cloth of the material being greater than screen cloth still in screen box moves, because charging aperture and discharging opening have certain difference in height, so the material being finally greater than screen cloth bore can be discharged from discharging opening.The material being less than screen cloth bore then can fall on lower one deck screen cloth, carries out screening again.Thus, material on compass screen surface with its intrinsic frequency, vibrate under a fixing frequency, can not according to being carried out the different situations such as granularity, humidity, viscosity of the material of sieving and grading, its intrinsic vibration frequency of real-time change, the sieve screen apertures of compass screen surface in its screening process is caused often to occur clogging, or there is heel and toe wear compass screen surface phenomenon, cause the problem occurring that its service life is short, energy power consumption large, screening production efficiency is low thus.Therefore, a kind of technical scheme is needed to solve the problem.
Summary of the invention
Technical problem to be solved in the utility model overcomes the deficiencies in the prior art, a kind of circular shale shaker control device with compass screen surface external vibrator is provided, being converted by Frequency Converter Control electric machine frequency makes vibrator carry out variant-frequency vibration, saves energy resource consumption significantly; The mode of vibration of the complex vibration frequency that external vibrator and vibrator are formed, passes to screening operation face by different vibration waves, improves screening efficiency, and the phenomenon blocked often appears in the sieve screen apertures alleviated in screening.
For achieving the above object, the utility model realizes by the following technical solutions:
A kind of circular shale shaker control device with compass screen surface external vibrator, it is characterized in that: the core component using PLC as whole control device, PLC is connected with audible-visual annunciator, LCD liquid crystal display screen, frequency converter, touch-screen MPI, power module, communication module and signal acquisition process module respectively; Described frequency converter is connected successively with motor, transmission system, vibrator; PLC is connected with external vibrator by external vibrator lead-in wire; Circular shale shaker is connected with driver, external vibrator, level sensor, current sensor, amplitude sensor respectively; Level sensor, current sensor, amplitude sensor are connected with signal acquisition process module respectively; Described PLC exports control signal to frequency converter, and the rotational frequency conversion of Frequency Converter Control motor makes vibrator carry out variant-frequency vibration.
Compared with prior art, the beneficial effects of the utility model are:
The utility model installs external vibrator below screen cloth, PLC can according to the difference being sized material, thus carry out electric machine frequency conversion make vibrator variant-frequency vibration, energy resource consumption can be saved significantly, and motor is directly installed outside sieve box side plate, drastically increase vibration efficiency, external vibrator and vibrator have different vibration frequencies, force direction, oscillation trajectory, compass screen surface amplitude variations scope is wide, adopt the mode of vibration of multiple vibration frequency, just different vibration waves can be passed to screening operation face, material particles now on compass screen surface is subject to the power effect of various amplitude and different frequency, its screening percentage is improved, finally reach the object improving screening efficiency, screen cloth chocking-up degree also can reduce simultaneously, make sieving actoion more efficient, this can improve screening efficiency, alleviate compass screen surface wearing and tearing, reduce energy resource consumption, improve vibratory sieve service life.
Accompanying drawing explanation
Fig. 1 is band compass screen surface attachment vibration circular shale shaker structural representation front view.
Fig. 2 is band compass screen surface attachment vibration circular shale shaker structure side view.
Fig. 3 is band compass screen surface attachment vibration circular shale shaker A direction view.
Fig. 4 is composition structural representation of the present utility model.
In figure: 1-screen box, 2-feed end bracing or strutting arrangement, 3-transmission system, 4-exhaust end bracing or strutting arrangement, the left exhaust end bracing or strutting arrangement of 4-1, the right exhaust end bracing or strutting arrangement of 4-2, 5-motor, 6-compass screen surface, 7-external vibrator goes between, 8-compass screen surface gripper shoe, 9-external vibrator, 10-external vibrator retainer ring, 11-vibrator, 12-PLC controller, 13-audible-visual annunciator, 14-LCD LCDs, 15-frequency converter, 16-touch-screen MPI, 17-power module, 18-communication module, 19-signal acquisition process module, 20-level sensor, 21-current sensor, 22-amplitude sensor, 23-circular shale shaker.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is further illustrated:
As shown in Figure 1-Figure 3, a kind of circular shale shaker 23 with compass screen surface external vibrator, comprise screen box 1, screen box 1 is supported by feed end bracing or strutting arrangement 2 and exhaust end bracing or strutting arrangement 4, vibrator 11 and compass screen surface 6 is provided with in screen box 1, be provided with external vibrator 9 below compass screen surface 6, be fixed in compass screen surface gripper shoe 8 by external vibrator retainer ring 10, external vibrator 9 is connected with PLC 12 by external vibrator lead-in wire 7.
As shown in Figure 4, the utility model control system comprises transmission system 3, motor 5, external vibrator lead-in wire 7, external vibrator 9, vibrator 11, PLC 12, audible-visual annunciator 13, LCD liquid crystal display screen 14, frequency converter 15, touch-screen MPI16, power module 17, communication module 18, signal acquisition process module 19, level sensor 20, current sensor 21, amplitude sensor 22, circular shale shaker 23.
PLC 12 is PLC (CPU315-2DP) of a Siemens S7-300 series, PLC 12 as whole control device core goes between 7 with external vibrator respectively, audible-visual annunciator 13, LCD liquid crystal display screen 14, frequency converter 15, touch-screen MPI16, power module 17, communication module 18, signal acquisition process module 19 is connected, motor 5 respectively with frequency converter 15, transmission system 3 is connected, vibrator 11 is respectively at transmission system 3, circular shale shaker 23 is connected, external vibrator 9 goes between 7 with external vibrator respectively, circular shale shaker 23 is connected, level sensor 20, current sensor 21, amplitude sensor 22 respectively with signal acquisition process module 19, circular shale shaker 23 is connected.
Transmission system 3 is the mechanical driving devices for power transmission between motor 5 and vibrator 11, external vibrator 9 is mounted in the extraneous vibration bar device below compass screen surface 6, be connected with PLC 12 by external vibrator lead-in wire 7, compass screen surface 6 is caused to produce vibration by its vibration, it is manual works that its working method has two kinds: one to be timing working, two, makes compass screen surface 6 screen cloth produce certain vibration frequency, amplitude; Produce vibration frequency that vibration frequency, amplitude and vibrator 11 produce thus, amplitude be synthesized together, can form, vibration frequency, the amplitude of the distinctive combination frequency vibration of the utility model.
PLC 12 monitors the ruuning situation of whole control device, is completed the control of the logic control part such as input, output signal, detection signal of all control device transmissions and executive component and carry out real-time data exchange processing by PLC 12.
Audible-visual annunciator 13: when level sensor 20, current sensor 21, amplitude sensor 22 detect that equipment operation exception appears in vibratory sieve, a kind of signalling alarm equipment of warning signal is sent to operator, to carry out timely repair and maintenance to unit exception by sound and various light.
LCD liquid crystal display screen 14 is display sections of whole control device, is the standard output of system, the ruuning situation such as various parameters, data, image that display level sensor 20, current sensor 21, amplitude sensor 22 detect; Can show the optimum configurations situation of vibratory sieve simply and flexibly, display section also comprises the display of LED light in addition, LED light circuit and LCD liquid crystal display screen with the use of, make displaying contents more simple and clear.
Frequency converter 15 is the electric control appliances being controlled motor 5 by the working power Frequency Patterns of change motor 5, frequency converter close to the inner portion IGBT cut-off the voltage and the frequency that adjust out-put supply, the supply voltage required for it is provided according to the actual needs of motor, and then reach energy-conservation, the object of speed governing, frequency converter 15 makes motor 5 achieve constant power output.In addition, frequency converter 15 also has a lot of defencive functions, as overcurrent, overvoltage, overload protection etc.
Touch-screen MPI16 is touch-screen MPI keyboard, is the standard input of system, is provided with 6 buttons, is reset key, acknowledgement key, increment key, depreciation key, upturning key, downturning key respectively.Be equipped with each button to adapt to changeable process control, realize the main order control of whole control system, signal designation; Can realize controlling two kinds of control modes manually and automatically.
Power module 17 is power supplys that whole control device is used, comprise+5V ,-5V ,+12V ,+24V dc source, power for giving chip, radiating circuit, output driving circuit, first with transformer, 220V AC power is converted to the alternating current of 36V and 40V, convert alternating current to direct current by rectifier bridge again, obtain galvanic current source finally by simple LC filter circuit.
Communication module 18 selects RS485 serial communication circuit to design, the connection be used between PLC 12 and host computer or drive unit, need telecommunication circuit to complete connection, the transmission speed rate that RS485 circuit has reaches as high as 10Mbp/s, represents 1 in communication logic and 0 respectively during work with the positive and negative of voltage difference (2-6V) that RS485 communicates between two wires.
Signal acquisition process module 19 comprises the circuit such as amplifier, wave filter, A/D conversion, prevent distorted signals to greatest extent, application negative-feedback principle and wave filter increase the stability of amplifying signal, also need multiple filtering and amplifying circuit, carry out amplification filtering to received signal, from Low-Pass Second Order Filter to high-pass filter below; The function of A/D conversion is Received signal strength through amplifying, enter A/D conversion after filtering, the data transformed is stored in host computer memory after analog quantity is changed into digital quantity.
Level sensor 20 is the sensors can experienced material level and convert usable output signal to, and the utility model adopts contactless ultrasonic wave level sensor, and to a branch of ultrasonic wave of material table surface launching during work, after its reflection, sensor receives this back wave again.If the velocity of sound is certain, the time come and gone according to sound wave just can calculate the distance of material level, namely measures material level position, can measure material level under the situation of vibratory sieve work.
Current sensor 21 is a kind of checkout gears, the operating current that real-time detection control system sets according to material characteristic is carried out by current transformer and ammeter, and the current signal detected is fed back to PLC 12, PLC 12 controls motor 5 rotating speed according to the power output size of the bias adjustment frequency converter 15 between setting value and value of feedback, makes system stable operation under setting electric current operating mode.
Amplitude sensor 22 is resistance-strain type vibrating sensors, to express a kind of vibrating sensor of testee mechanical oscillation amount with resistance change, distortion is produced because it is subject to measured power, and the strain ga(u)ge of attachment on it is out of shape together, distortion is converted to the change of resistance value by strain ga(u)ge again, thus can measure the multiple physical quantitys such as displacement.
As one preferred embodiment, PLC 12 can according to the granularity being sized material, humidity, viscosity, weight, the differences such as kind, thus by frequency converter 15 carry out motor 5 frequency of supply convert make vibrator 11 variant-frequency vibration, because motor 5 frequency of supply and its power consumption are three cubed relation, so when motor 5 frequency of supply is transformed to 25HZ by 50HZ, when making its power consumption be only 50HZ 1/8, thus, when vibrating screen classifier is operated in below 50HZ, when its screening efficiency peaks, energy resource consumption can be saved significantly, and motor 5 directly installs sieve box side plate, drastically increase vibration efficiency.
As one preferred embodiment, external vibrator 9 and vibrator 11 have different vibration frequencies, force direction, oscillation trajectory, compass screen surface amplitude variations scope is wide, thus, the mode of vibration of the complex vibration frequency that external vibrator 9 and vibrator 11 are formed, different vibration waves being passed to screening operation face, improves screening efficiency, often there is the phenomenon blocked in the sieve screen apertures alleviated in screening; Material particles now on compass screen surface is subject to the power effect of various amplitude and different frequency, its screening percentage is improved, finally reaches the object improving screening efficiency, screen cloth chocking-up degree also can reduce simultaneously, make sieving actoion more efficient, can screening efficiency be improved further.
Be only general principle of the present utility model above, not impose any restrictions the utility model, every foundation the utility model carries out equivalent variations and modification to it, all within the category of the art of this patent protection scheme.
Claims (1)
1. the circular shale shaker control device with compass screen surface external vibrator, it is characterized in that: the core component using PLC as whole control device, PLC is connected with audible-visual annunciator, LCD liquid crystal display screen, frequency converter, touch-screen MPI, power module, communication module and signal acquisition process module respectively; Described frequency converter is connected successively with motor, transmission system, vibrator; PLC is connected with external vibrator by external vibrator lead-in wire; Circular shale shaker is connected with driver, external vibrator, level sensor, current sensor, amplitude sensor respectively; Level sensor, current sensor, amplitude sensor are connected with signal acquisition process module respectively; Described PLC exports control signal to frequency converter, and the rotational frequency conversion of Frequency Converter Control motor makes vibrator carry out variant-frequency vibration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520786622.1U CN205032376U (en) | 2015-10-10 | 2015-10-10 | Belt screen face adheres to circular vibrating screen controlling means of vibrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520786622.1U CN205032376U (en) | 2015-10-10 | 2015-10-10 | Belt screen face adheres to circular vibrating screen controlling means of vibrator |
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| Publication Number | Publication Date |
|---|---|
| CN205032376U true CN205032376U (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520786622.1U Expired - Fee Related CN205032376U (en) | 2015-10-10 | 2015-10-10 | Belt screen face adheres to circular vibrating screen controlling means of vibrator |
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| Country | Link |
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| CN (1) | CN205032376U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105855160A (en) * | 2016-06-13 | 2016-08-17 | 卢笛 | High-frequency screen with automatic amplitude adjusting function and automatic adjusting method implemented by high-frequency screen |
| CN106182493A (en) * | 2016-06-30 | 2016-12-07 | 禹州市远大塑料电器有限责任公司 | A kind of phenolic molding compound material screen material controls device |
| CN106345687A (en) * | 2016-08-22 | 2017-01-25 | 安徽工程大学机电学院 | Industrial screening system formed based on automatic working procedure |
| CN109513610A (en) * | 2018-11-10 | 2019-03-26 | 江苏华升面粉有限公司 | A kind of shiver system suitable for flour mill |
| CN110052395A (en) * | 2019-04-30 | 2019-07-26 | 中铁工程服务有限公司 | A kind of dregs screening plant and method for sieving for shield-tunneling construction |
| GB2571941A (en) * | 2018-03-13 | 2019-09-18 | Weir Minerals Africa Pty Limited | Minerals processing |
| WO2021058387A1 (en) * | 2019-09-27 | 2021-04-01 | Thyssenkrupp Industrial Solutions Ag | Method and device for controlling and regulating a screening device, and use |
| CN113953176A (en) * | 2021-10-18 | 2022-01-21 | 江苏徐工工程机械研究院有限公司 | Vibrating screen and control system thereof |
-
2015
- 2015-10-10 CN CN201520786622.1U patent/CN205032376U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105855160A (en) * | 2016-06-13 | 2016-08-17 | 卢笛 | High-frequency screen with automatic amplitude adjusting function and automatic adjusting method implemented by high-frequency screen |
| CN105855160B (en) * | 2016-06-13 | 2018-03-06 | 卢笛 | The high-frequency screen and Automatic adjustment method of a kind of automatic adjusting amplitude |
| CN106182493A (en) * | 2016-06-30 | 2016-12-07 | 禹州市远大塑料电器有限责任公司 | A kind of phenolic molding compound material screen material controls device |
| CN106345687A (en) * | 2016-08-22 | 2017-01-25 | 安徽工程大学机电学院 | Industrial screening system formed based on automatic working procedure |
| GB2571941A (en) * | 2018-03-13 | 2019-09-18 | Weir Minerals Africa Pty Limited | Minerals processing |
| GB2571941B (en) * | 2018-03-13 | 2021-01-13 | Weir Minerals Africa Pty Limited | Vibration screen sensing mechanism and monitoring system |
| CN109513610A (en) * | 2018-11-10 | 2019-03-26 | 江苏华升面粉有限公司 | A kind of shiver system suitable for flour mill |
| CN110052395A (en) * | 2019-04-30 | 2019-07-26 | 中铁工程服务有限公司 | A kind of dregs screening plant and method for sieving for shield-tunneling construction |
| WO2021058387A1 (en) * | 2019-09-27 | 2021-04-01 | Thyssenkrupp Industrial Solutions Ag | Method and device for controlling and regulating a screening device, and use |
| CN113953176A (en) * | 2021-10-18 | 2022-01-21 | 江苏徐工工程机械研究院有限公司 | Vibrating screen and control system thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160217 Termination date: 20201010 |
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| CF01 | Termination of patent right due to non-payment of annual fee |