CN105498912A - Belly expansion detecting device of crank slide block type multi-bin pipe mill and belly pre-expansion control method - Google Patents
Belly expansion detecting device of crank slide block type multi-bin pipe mill and belly pre-expansion control method Download PDFInfo
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- CN105498912A CN105498912A CN201510983796.1A CN201510983796A CN105498912A CN 105498912 A CN105498912 A CN 105498912A CN 201510983796 A CN201510983796 A CN 201510983796A CN 105498912 A CN105498912 A CN 105498912A
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- tube mill
- swollen tripe
- tube
- detection head
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/1805—Monitoring devices for tumbling mills
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C25/00—Control arrangements specially adapted for crushing or disintegrating
Abstract
The invention discloses a belly expansion detecting device of a crank slide block type multi-bin pipe mill and a belly pre-expansion control method, and relates to the technical field of pipe mill detecting devices. The device is characterized in that the upper part of a detecting port (12) is sealed through a pipe mill top cover (2); a detecting device is mounted in the detecting port (12), and includes a hollow cylinder (5); a detecting head (4) for touching the internal of the pipe mill is mounted at the bottom end in the hollow cylinder (5); the upper end of the detecting head (4) is connected with a crank slide block component; one side of the top end of the crank slide block component is connected with a generator (8); and the detecting head (4) can drive the crank slide block component to move up and down. The device and the belly pre-expansion control method can detect a belly expansion state of the pipe mill, and can adjust the work of the pipe mill in real time to enable the pipe mill to work in a belly pre-expansion state at early stage of belly expansion.
Description
Technical field
Crank block type multi-compartment tube grinding machine is swollen tripe checkout gear and pre-swollen tripe regulate and control method, relates to tube mill checkout gear and technical field.
Background technology
Tube mill is fine grinding equipment very important in the modern industry, is widely used in building materials, metallurgy, ore dressing, electric power and chemical industry grinding production field.Large Tube grinding machine generally has multiple bin, and its production capacity is very high, when with partition panel grinding mill barrel being divided into the bin of two, three or four different lengths, is called multi-compartment tube grinding machine.Doubly, the time that material experiences in tube mill is longer, and product fineness is even, and comminution ratio is larger for the large 2-7 of length diameter group that the multi-compartment tube grinding machine place different with short bobbin grinding machine is only it.In multi-compartment tube grinding machine, grinding mill barrel is separated into some bins by partition panel, in each storehouse, coordinates abrasive body, so just make the fine grinding of material carry out stage by stage by storehouse, thus obtain higher grinding efficiency according to material fine grinding situation.
In tube mill production process, most important fault is exactly swollen tripe phenomenon, tube mill is swollen tripe, referring to (as large in sand return amount, raw ore quantitative change is large) for a certain reason makes the material quantitative change feeding tube mill large, exceeded the maximum tonnage capacity of tube mill permission itself and can not arrange out, the amount that tube mill is discharged is less than the inventory entering tube mill, and mineral aggregate accumulates gradually in tube mill, make tube mill lose ore grinding effect, this phenomenon is called the swollen tripe of tube mill.The harm of tube mill is swollen tripe is very large, swollen tripe not only makes tube mill lose (or reduction) milling action to ore, destroy the steady operation of ore grinding, and process swollen tripe and also will cause the fluctuation of feed ore concentration and fineness to subsequent job, have impact on normally carrying out of subsequent job; In addition, serious swollen tripe can cause tube mill, ore feeder, sand return case, bearing, gear etc. to be hit load and damaging.After tube mill is swollen tripe, generally take to stop mineral aggregate supply, increase and process to the mode of mineral water, when swollen tripe phenomenon is more serious, also will adopts water under high pressure, manually unload the more complicated mode such as mill.Swollen tripe phenomenon has had a strong impact on the production efficiency of tube mill.And if design a kind of swollen tripe checkout gear, realize the detection of tube mill before swollen tripe, and the real-time adjustment of tube mill work is realized according to detection data, make tube mill real-time working in swollen tripe pre-swollen tripe state in earlier stage, then effectively can avoid the generation of the swollen tripe fault of tube mill, ensure that tube mill normally runs, realize the maximization of tube mill operating efficiency, realize industry energy conservation consumption reduction object.
Summary of the invention
The technical problem to be solved in the present invention is: overcome the deficiencies in the prior art, there is provided a kind of energy detector tube grinding machine swollen tripe state, and can adjust in real time tube mill work, make tube mill be operated in the multi-compartment tube grinding machine swollen tripe checkout gear of swollen tripe pre-swollen tripe state in earlier stage and pre-swollen tripe regulate and control method.
The technical solution adopted for the present invention to solve the technical problems is: the swollen tripe checkout gear of this crank block type multi-compartment tube grinding machine, comprise the detection mouth be opened on tube mill casing, detection mouth is cylindrical hole outwardly, the equal correspondence of each bin of tube mill is provided with one and detects mouth, tube mill is supported to install and driven by frequency conversion generator by support and rotates, tube mill is equipped with blower fan and mineral aggregate belt conveyor simultaneously, blower fan and mineral aggregate belt conveyor are all controlled by control system, described detection mouth top is by tube mill top seal, detect installation detecting device in mouth, described checkout gear comprises hollow cylinder, hollow cylinder inner bottom is installed, the detection head contacting tube mill inside bottom hollow cylinder is stretched out in detection head lower end, detection head upper end connecting crank slide block assembly, side, crank block assembly top connects generator, detection head lower end is cylinder, cylinder can contact tube mill inside, detection head can drive crank block assembly to move up and down,
Described crank block assembly comprises hollow sliding block and top shoe, sliding block top coaxial sleeve is in top shoe, back-moving spring is installed in sliding block and top shoe inside, sliding block bottom connects detection head, top shoe top is connected the power shaft of generator with crank by connecting rod, generator connection detection circuit, testing circuit connects outside signal processing module, signal processing module connection control system.Generator is fixedly mounted on top shoe side.When detection head moves up by material pressure effect, sliding block and top shoe are upwards subjected to displacement simultaneously, and drive crank to rotate, and the power shaft of crank handle turns generator rotates, electrical power generators, generation current.When acting on detection head without material, detection head is homing under action of reset spring.
Described hollow cylinder top compresses to be arranged on by compact heap and detects in mouth, and compact heap is fixed by nut, and hollow cylinder bottom connects the protection head stretching out and detect mouth, and detection head is arranged in protection head.Protection head can effectively prevent detection head from damaging.
Be provided with sealing ring between described detection head and protection head, sealing ring embeds and is arranged in the groove of detection head circumference.Sealing ring effectively can prevent material from entering and detect mouth inside, raising accuracy of detection.
Described testing circuit is connection signal processing module wirelessly, and signal processing module connects a wireless launcher, and the signal that testing circuit detects wirelessly is transmitted to control system by wireless launcher.Wireless mode is easy for installation, without the need to the connection of complexity, simplifies package unit installation procedure, and does not hinder tube mill to rotate, and is to ensure that tube mill operates and the key device of signal transmission smoothly.
One utilizes crank block type multi-compartment tube grinding machine swollen tripe checkout gear to carry out pre-swollen tripe regulate and control method, comprises the steps:
The first step, equipment are installed: mounting pipe grinding machine also fixes commissioning device to operating position, installation detecting device in the detection mouth of tube mill;
Second step, the work of simulative tube grinding machine the swollen tripe state of calibrating tube grinding machine, show that detection head is in the time T0 in material under tube mill swollen tripe state: detect mouth by tube mill and add a small amount of ballstone to tube mill inside, starting frequency conversion generator drives tube mill to rotate with normal operating rate, start mineral aggregate belt conveyor with normal operating rate to tube mill delivered inside material, tube mill is normally worked, simultaneously, operator personal monitoring tube mill internal state, if normal operation, improve mineral aggregate belt conveyor speed, improve mineral aggregate and add speed, continue monitoring, until tube mill wherein arbitrary bin enter swollen tripe state, the detection head recorded in each bin is in the time T0 in material, then T0 be this model tube mill grind this material time, when there is swollen tripe state, detection head is in the time in material,
3rd step, normally to work, and carry out Real-time Collection to the rotate a circle signal that exports and time of tube mill, the detection head recorded in each bin is in the time T in material respectively;
4th step
,according to time T data regulating tube grinding machine in pre-swollen tripe state running: the data signal of control system acknowledge(ment) signal processing module feedback, and judge digital time length T, according to the numerical values recited of time T, send command adapted thereto and control mineral aggregate belt conveyor and blower fan work, make tube mill keep pre-swollen tripe state running.
The method that the inner arbitrary bin of operator personal monitoring tube mill enters swollen tripe state comprises and mainly comprises the following aspects:
1), tube mill main generator ammeter indicator current is in continuous decline;
2), tube mill operating sound is dull, and noise diminishes, and does not almost hear the impact of steel ball and rushes down the sound fallen;
3), tube mill has ore pulp outwards to overflow to ore deposit end;
4), outlet mineral aggregate starts thicker, and sand return amount is strengthening gradually, and effluent concentration increases, granularity is thicker;
5), flotation froth has significant change, and floating agent effect is lacked of proper care, and mineralising phenomenon weakens.
Described according to time T data regulating tube grinding machine in the determination methods of pre-swollen tripe state running is:
1), when the time T numerical value of bins all in tube mill is less than the T0*80% of this bin, tube mill runs lower than pre-swollen tripe state, control system sends instruction, progressively strengthens the speed of service of blower fan and mineral aggregate belt conveyor, progressively strengthens the mineral aggregate input of the first bin;
2), when the time T numerical value of bin arbitrary in tube mill equals the T0*80% of this bin, tube mill keeps pre-swollen tripe state to run, and control system sends instruction, makes rotation speed of fan keep stable, and the speed of mineral aggregate travelling belt keeps stable;
3), when the time T numerical value of bin arbitrary in tube mill is greater than the T0*80% of this bin, tube mill is broken through pre-swollen tripe state control system and is sent instruction, reduce the speed of mineral aggregate travelling belt, gradually reduce the mineral aggregate input quantity of bin, and keep rotation speed of fan constant;
4), when the time T numerical value of bin arbitrary in tube mill is greater than the T0*90% of this bin, tube mill is about to enter swollen tripe state, control system controls blower fan and rotates with maximal rate, stop the operation of mineral aggregate travelling belt simultaneously, the mineral aggregate of the first bin is stopped to input, until time T numerical value equals T0*80%, tube mill is run in pre-swollen tripe state.
The concrete grammar of the time T that record detection head is in material is: ballstone rotates in tube mill casing with material, when not having ballstone to impact detection head lower end, detection head and sliding block and top shoe all do not produce displacement upwards, the power shaft of crank and generator does not rotate, no current produces, testing circuit can't detect electric current, and signal processing module no signal produces; When there being ballstone to impact detection head lower end cylinder, detection head and sliding block and top shoe produce displacement upwards, the power shaft of crank and generator rotates, generator has electric current to produce, testing circuit detects electric current and current signal is passed to signal processing module, change into data signal to export, the time simultaneously recording data signal generation is T, then T is the time that detection head is in material.
Compared with prior art, the beneficial effect that the technique scheme of this crank block type multi-compartment tube grinding machine swollen tripe checkout gear and pre-swollen tripe regulate and control method has is:
1, the swollen tripe state of energy detector tube grinding machine is put forward in this invention, and can adjust in real time tube mill work, tube mill is made to be operated in the pre-swollen tripe state in swollen tripe early stage: installation detecting device in the detection mouth of tube mill, checkout gear can realize the detection to tube mill materials inside, the signal detected transfers to signal processing module by testing circuit, signal is changed and is transferred to control system by signal processing module, control system sends different instructions according to the difference of signal to frequency conversion generator or blower fan, thus make tube mill continue to remain on pre-swollen tripe state operation, prevent tube mill from occurring swollen tripe phenomenon.
2, during tube mill work, utilizing tube mill materials inside to rotate the power produced makes it to top offset to make ballstone collision detection head, when detection head moves up, sliding block and top shoe are upwards subjected to displacement simultaneously, and driving crank to rotate, the power shaft of crank handle turns generator rotates, electrical power generators, generation current, thus produce signal and be passed to signal processing module and export.When acting on detection head without ballstone, detection head is homing under action of reset spring.Find through test of many times, such design makes detection head more accurately sensitive, improves accuracy in detection.This crank block type multi-compartment tube grinding machine swollen tripe checkout gear and pre-swollen tripe regulate and control method first crank block type drive electrical generators generation technology are applied to tube mill inside to detect, fill up the technological gap in this field, tube mill on-line checkingi field tool has been of great significance.
3, ball mill can be made to continue to run in pre-swollen tripe state, effectively can avoid the generation of the swollen tripe fault of tube mill, ensure that tube mill normally runs, ensure that normally carrying out of subsequent job; The equipment such as tube mill, ore feeder, sand return case, bearing, gear is prevented to be hit load and damaging, available protecting device security; And the maximization of tube mill operating efficiency can be made, realize industry energy conservation consumption reduction object.
4, rational in infrastructure, improve service life and accuracy of detection: detection head is arranged in protection head.Protection head can effectively prevent detection head from damaging, and is provided with sealing ring between detection head and protection head, and sealing ring embedding is arranged in the groove of detection circumference.Sealing ring effectively can prevent material from entering and detect mouth inside, raising accuracy of detection.
Accompanying drawing explanation
Fig. 1 is the assembling schematic diagram of the swollen tripe checkout gear of this crank block type multi-compartment tube grinding machine.
Fig. 2 is the structural front view of checkout gear.
Fig. 3 is that the A-A of Fig. 2 is to structure sectional view.
Fig. 4 is the partial enlarged drawing at B place in Fig. 3.
Wherein: 1, tube mill casing 2, tube mill top cover 3, support 4, detection head 5, hollow cylinder 6, back-moving spring 7, material 8, generator 9, crank 10, testing circuit 11, sliding block 12, detect mouth 13, sealing ring 14, compact heap 15, protection 16, top shoe.
Detailed description of the invention
Fig. 1 ~ 4 are most preferred embodiments of the present invention, and below in conjunction with accompanying drawing 1 ~ 4, the present invention will be further described.
With reference to accompanying drawing 1-4: crank block type multi-compartment tube grinding machine is swollen tripe checkout gear, crank block type multi-compartment tube grinding machine is swollen tripe checkout gear, comprise the detection mouth 12 be opened on tube mill casing 1, detection mouth 12 is cylindrical hole outwardly, the equal correspondence of each bin of tube mill is provided with one and detects mouth 12, tube mill is supported to install and driven by frequency conversion generator by support 3 and rotates, tube mill is equipped with blower fan and mineral aggregate belt conveyor simultaneously, blower fan and mineral aggregate belt conveyor are all controlled by control system, it is characterized in that: described detection mouth 12 top is sealed by tube mill top cover 2, detect installation detecting device in mouth 12, described checkout gear comprises hollow cylinder 5, hollow cylinder 5 inner bottom installs the detection head 4 of contact tube mill inside, detection head 4 lower end is cylinder, cylinder can contact tube mill inside, detection head 4 upper end connecting crank slide block assembly, side, crank block assembly top connects generator, detection head 4 can drive crank block assembly to move up and down, crank block assembly comprises hollow sliding block 11 and top shoe 16, sliding block 11 and top shoe 16 link together with one heart, back-moving spring 6 is installed in sliding block 11 and top shoe 16 inside, sliding block 11 bottom connects detection head 4, top shoe 16 top connects connecting rod (invisible in figure) and crank 9, crank 9 connects the power shaft of generator, generator is fixedly mounted on top shoe 16 side, after detection head 4 is subject to the impact of ballstone, sliding block 11 is driven to rise, ballstone repeats to impact detection head 4, top shoe 16 is made to realize reciprocal lifting in the effect of back-moving spring 6, top shoe 16 drives crank 9 to rotate by connecting rod, the power shaft of crank 9 drive electrical generators rotates, generator connection detection circuit 10, testing circuit 10 connects outside signal processing module, signal processing module connection control system.
Concrete, signal processing module adopts wireless transmission current transformer, and wireless transmission current transformer can the signal of telecommunication that sends of wireless receiving testing circuit 10 be converted into data signal.Wireless transmission current transformer connection control system, control system can control in frequency conversion generator frequency converter and the blower fan of outside.
Wireless transmission current transformer in above-described embodiment also can be used instead without data collecting card.Its effect is all be data signal by transform electrical signals, and sends to control system.
Hollow cylinder 5 top compresses to be arranged on by compact heap 14 and detects in mouth 12, and compact heap is fixed by nut, and hollow cylinder 5 bottom connects the protection 15 of stretching out and detecting mouth 12, and detection head 4 is arranged in protection 15.Be provided with sealing ring 13 between detection head 4 and protection head, sealing ring 13 embeds and is arranged in the groove of detection head 4 circumference.
One utilizes crank block type multi-compartment tube grinding machine swollen tripe checkout gear to carry out pre-swollen tripe regulate and control method, comprises the steps:
The first step, equipment are installed: mounting pipe grinding machine also fixes commissioning device to operating position, installation detecting device in the detection mouth 12 of tube mill;
Second step, the work of simulative tube grinding machine the swollen tripe state of calibrating tube grinding machine, show that detection head 4 is in the time T0 in material 7 under tube mill swollen tripe state: detect mouth 12 by tube mill and add a small amount of ballstone to tube mill inside, starting frequency conversion generator drives tube mill to rotate with normal operating rate, start mineral aggregate belt conveyor with normal operating rate to tube mill delivered inside material, tube mill is normally worked, simultaneously, operator personal monitoring tube mill internal state, if normal operation, improve mineral aggregate belt conveyor speed, improve mineral aggregate and add speed, continue monitoring, until tube mill wherein arbitrary bin enter swollen tripe state, the detection head 4 recorded in each bin is in the time T0 in material 7, then T0 be this model tube mill grind this material time, when there is swollen tripe state, detection head 4 is in the time in material 7,
3rd step, normally to work, and carry out Real-time Collection to the rotate a circle signal that exports and time of tube mill, the detection head 4 recorded in each bin is in the time T in material 7 respectively;
4th step
,according to time T data regulating tube grinding machine in pre-swollen tripe state running: the data signal of control system acknowledge(ment) signal processing module feedback, and judge digital time length T, according to the numerical values recited of time T, send command adapted thereto and control mineral aggregate belt conveyor and blower fan work, make tube mill keep pre-swollen tripe state running.
According to time T data regulating tube grinding machine in the determination methods of pre-swollen tripe state running be:
1), when the time T numerical value of bins all in tube mill is less than the T0*80% of this bin, tube mill runs lower than pre-swollen tripe state, control system sends instruction, progressively strengthens the speed of service of blower fan and mineral aggregate belt conveyor, progressively strengthens the mineral aggregate input of the first bin;
2), when the time T numerical value of bins all in tube mill equals the T0*80% of this bin, tube mill keeps pre-swollen tripe state to run, and control system sends instruction, makes rotation speed of fan keep stable, and the speed of mineral aggregate travelling belt keeps stable;
3), when the time T numerical value of bins all in tube mill is greater than the T0*80% of this bin, tube mill is broken through pre-swollen tripe state control system and is sent instruction, reduce the speed of mineral aggregate travelling belt, gradually reduce the mineral aggregate input quantity of bin, and keep rotation speed of fan constant;
4), when the time T numerical value of bins all in tube mill is greater than the T0*90% of this bin, tube mill is about to enter swollen tripe state, control system controls blower fan and rotates with maximal rate, stop the operation of mineral aggregate travelling belt simultaneously, the mineral aggregate of the first bin is stopped to input, until time T numerical value equals T0*80%, tube mill is run in pre-swollen tripe state.
The concrete grammar of the time T that record detection head 4 is in material 7 is: ballstone rotates in tube mill casing 1 with material 7, when not having ballstone to impact detection head 4 lower end, detection head 4 and sliding block 11 and top shoe 16 all do not produce displacement upwards, the power shaft of crank 9 and generator does not rotate, no current produces, testing circuit 10 can't detect electric current, and signal processing module no signal produces; When there being ballstone to impact detection head 4 lower end cylinder, detection head 4 and sliding block 11 and top shoe 16 produce displacement upwards, the power shaft of crank 9 and generator rotates, generator has electric current to produce, testing circuit 10 detects electric current and current signal is passed to signal processing module, change into data signal to export, the time simultaneously recording data signal generation is T, then T is the time that detection head 4 is in material 7.
The above is only preferred embodiment of the present invention, and be not restriction the present invention being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the Equivalent embodiments of equivalent variations.But everyly do not depart from technical solution of the present invention content, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (7)
1. the swollen tripe checkout gear of crank block type multi-compartment tube grinding machine, comprise the detection mouth (12) be opened on tube mill casing (1), detection mouth (12) is cylindrical hole outwardly, the equal correspondence of each bin of tube mill is provided with one and detects mouth (12), tube mill is supported to install and driven by frequency conversion generator by support (3) and rotates, tube mill is equipped with blower fan and mineral aggregate belt conveyor simultaneously, blower fan and mineral aggregate belt conveyor are all controlled by control system, it is characterized in that: described detection mouth (12) top is by tube mill top cover (2) sealing, detect mouth (12) interior installation detecting device, described checkout gear comprises hollow cylinder (5), hollow cylinder (5) inner bottom installs detection head (4), hollow cylinder (5) bottom is stretched out in detection head (4) lower end, detection head (4) upper end connecting crank slide block assembly, side, crank block assembly top connects generator (8),
Described crank block assembly comprises hollow sliding block (11) and top shoe (16), sliding block (11) top coaxial sleeve is in top shoe (16), back-moving spring (6) is installed in sliding block (11) and top shoe (16) inside, sliding block (11) bottom connects detection head (4), top shoe (16) top is connected the power shaft of generator (8) by connecting rod and crank (9), generator (8) connection detection circuit (10), testing circuit (10) connects outside signal processing module, signal processing module connection control system.
2. the swollen tripe checkout gear of crank block type multi-compartment tube grinding machine according to claim 1; it is characterized in that: described hollow cylinder (5) top compresses to be arranged on by compact heap (14) to be detected in mouth (12); compact heap is fixed by nut; hollow cylinder (5) bottom connects the protection head (15) stretching out and detect mouth (12), and detection head (4) is arranged in protection head (15).
3. the swollen tripe checkout gear of crank block type multi-compartment tube grinding machine according to claim 2; it is characterized in that: be provided with sealing ring (13) between described detection head (4) and protection head (15), sealing ring (13) embeds and is arranged in the groove of detection head (4) circumference.
4. the swollen tripe checkout gear of crank block type multi-compartment tube grinding machine according to claim 1, it is characterized in that: described testing circuit (10) wirelessly connection signal processing module, signal processing module connects a wireless launcher, and the signal that testing circuit (10) detects wirelessly is transmitted to control system by wireless launcher.
5. utilize the one described in any one of claim 1-4 to utilize crank block type multi-compartment tube grinding machine swollen tripe checkout gear to carry out pre-swollen tripe regulate and control method, it is characterized in that, comprise the steps:
The first step, equipment install: mounting pipe grinding machine to operating position, installation detecting device in the detection mouth (12) of tube mill;
Second step, the work of simulative tube grinding machine the swollen tripe state of calibrating tube grinding machine, show that detection head (4) is in the time T0 in material (7) under tube mill swollen tripe state: add a small amount of ballstone to tube mill inside, starting frequency conversion generator drives tube mill to rotate with normal operating rate, start mineral aggregate belt conveyor with normal operating rate to tube mill delivered inside material, tube mill is normally worked, simultaneously, operator personal monitoring tube mill internal state, if normal operation, improve mineral aggregate belt conveyor speed, improve mineral aggregate and add speed, continue monitoring, until tube mill wherein arbitrary bin enter swollen tripe state, the detection head (4) recorded in each bin is in the time T0 in material (7), then T0 be this model tube mill grind this material time, when there is swollen tripe state, detection head (4) is in the time in material (7),
3rd step, normally to work, and carry out Real-time Collection to the rotate a circle signal that exports and time of tube mill, the detection head (4) recorded in each bin is in the time T in material (7) respectively;
4th step, according to time T data regulating tube grinding machine in pre-swollen tripe state running: the data signal of control system acknowledge(ment) signal processing module feedback, and judge digital time length T, according to the numerical values recited of time T, send command adapted thereto and control mineral aggregate belt conveyor and blower fan work, make tube mill keep pre-swollen tripe state running.
6. one according to claim 5 utilizes crank block type multi-compartment tube grinding machine swollen tripe checkout gear to carry out pre-swollen tripe regulate and control method, it is characterized in that: described according to time T data regulating tube grinding machine in the determination methods of pre-swollen tripe state running is:
1), when the time T numerical value of bins all in tube mill is less than the T0*80% of this bin, tube mill runs lower than pre-swollen tripe state, control system sends instruction, progressively strengthens the speed of service of blower fan and mineral aggregate belt conveyor, progressively strengthens the mineral aggregate input of the first bin;
2), when the time T numerical value of bin arbitrary in tube mill equals the T0*80% of this bin, tube mill keeps pre-swollen tripe state to run, and control system sends instruction, makes rotation speed of fan keep stable, and the speed of mineral aggregate travelling belt keeps stable;
3), when the time T numerical value of bin arbitrary in tube mill is greater than the T0*80% of this bin, tube mill is broken through pre-swollen tripe state control system and is sent instruction, reduce the speed of mineral aggregate travelling belt, gradually reduce the mineral aggregate input quantity of bin, and keep rotation speed of fan constant;
4), when the time T numerical value of bin arbitrary in tube mill is greater than the T0*90% of this bin, tube mill is about to enter swollen tripe state, control system controls blower fan and rotates with maximal rate, stop the operation of mineral aggregate travelling belt simultaneously, the mineral aggregate of the first bin is stopped to input, until time T numerical value equals T0*80%, tube mill is run in pre-swollen tripe state.
7. one according to claim 5 utilizes crank block type multi-compartment tube grinding machine swollen tripe checkout gear to carry out pre-swollen tripe regulate and control method, it is characterized in that: the concrete grammar of the time T that record detection head (4) is in material (7) is: ballstone rotates in tube mill casing (1) with material (7), when not having ballstone to impact detection head (4) lower end, detection head (4) and sliding block (11) and top shoe (16) all do not produce displacement upwards, the power shaft of crank (9) and generator (8) does not rotate, no current produces, testing circuit (10) can't detect electric current, signal processing module no signal produces, when there being ballstone to impact detection head (4) lower end cylinder, detection head (4) and sliding block (11) and top shoe (16) produce displacement upwards, the power shaft of crank (9) and generator (8) rotates, generator (8) has electric current to produce, testing circuit (10) detects electric current and current signal is passed to signal processing module, change into data signal to export, the time simultaneously recording data signal generation is T, then T is the time that detection head (4) is in material (7).
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| CN201510983796.1A CN105498912B (en) | 2015-12-24 | 2015-12-24 | Tripe detection means that crank block type multi-compartment tube grinding machine is swollen and pre-swollen tripe regulation and control method |
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| CN201510983796.1A CN105498912B (en) | 2015-12-24 | 2015-12-24 | Tripe detection means that crank block type multi-compartment tube grinding machine is swollen and pre-swollen tripe regulation and control method |
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| CN105498912B CN105498912B (en) | 2018-01-19 |
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| CN2714153Y (en) * | 2004-04-23 | 2005-08-03 | 范伟红 | Ring-shaped horizontal sand mill |
| CN2870979Y (en) * | 2005-12-31 | 2007-02-21 | 中材建设有限公司 | Large single-side and four-sliding caterpillar tube mill |
| CN102824944A (en) * | 2012-09-25 | 2012-12-19 | 范伟红 | Bead mill |
| CN104069917A (en) * | 2014-07-01 | 2014-10-01 | 山东理工大学 | Ball mill impact force detection device and impact force detection and ball mill speed regulation method |
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| CN105498912B (en) | 2018-01-19 |
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