CN104999565B - A kind of high-precision dry-mixed mortar production line intellectuality electric control system - Google Patents
A kind of high-precision dry-mixed mortar production line intellectuality electric control system Download PDFInfo
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- CN104999565B CN104999565B CN201510481041.1A CN201510481041A CN104999565B CN 104999565 B CN104999565 B CN 104999565B CN 201510481041 A CN201510481041 A CN 201510481041A CN 104999565 B CN104999565 B CN 104999565B
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- sand
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C9/00—General arrangement or layout of plant
- B28C9/006—General arrangement or layout of plant comprising a multicompartment silo with the mixing device, e.g. a mixing screw, fitted directly at the underside of the silo, e.g. with proportioning means at the exit of the silo
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/02—Controlling the operation of the mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C9/00—General arrangement or layout of plant
- B28C9/008—Plant adapted for mixing materials lying on the ground, e.g. in sectors
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The present invention relates to a kind of high-precision dry-mixed mortar production line intellectuality electric control system, is made up of powder delivery system, sand material delivery system, material title system, mixing and blending machine, dust collecting system and finished product assembly system.Powder delivery system in the system solves the problems, such as material precision controlling difficulty in traditional approach by connecting electrothermal relay, contactor and frequency converter access, while live motor operation situation can be monitored；The setting of dust collecting system greatly reduces dust pollution in dry-mixed mortar production process; dust collecting system can adjust size of current using the control mode of motor protector connection contactor simultaneously; and save electrical control cubicles space; mixing and blending machine uses the control mode of soft start; mixing and blending machine is changed to soft starting mode; avoid starting overcurrent tripping, solve the problems, such as that hardware is easily damaged during traditional star triangle start mode frequent starting.
Description
Technical field
The present invention relates to mortar production field, more particularly to a kind of high-precision dry-mixed mortar production line intelligent electric gas control
System processed.
Background technology
The species of dry powder sand product is a lot, wherein raw material and production technology that every kind of product needs are different, simultaneously
The density variation of product also results in the difference of the mode of production.The electric control system of dry-mixed mortar production line intellectuality at present is most
It is relatively thin weak in terms of the monitoring to proportioning materials precision, the side in material title system control aspect using air switch connection contactor
Formula, air switch tripping operation can occur during operation but the situation of contactor still adhesive, so this control mode must also give
Air switch increases monitoring for protection device, very expends electrical control cubicles inner space.In addition, existing dry-mixed mortar production line is intelligent
For electric control system using star triangle control mode control mixing and blending machine, wiring is various, can be to hard in the case of frequent starting
Part is caused damage, it is impossible to which the actual conditions of motor are monitored well.
The content of the invention
In order to solve traditional dry-mixed mortar production line intellectuality electric control system proportioning materials precision, material claim control with
And the deficiency of mixing and blending machine control aspect, the present invention provide following technical scheme：
A kind of high-precision dry-mixed mortar production line intellectuality electric control system, dispensed by powder delivery system, sand material
System, material title system, mixing and blending machine, Manual material feeding device, dust collecting system and finished product assembly system composition；The powder is matched somebody with somebody
System is sent to include filler bin, powder screw device；The sand material delivery system includes dry sand storehouse, dry sand elevator；The material claims
System includes that powder claims, dry sand blanking claims and the temporary title of sand；The dust collecting system includes powder material storehouse top dust collection device and set
Put the bag collection device in packaging system；The powder material storehouse top dust collection device is using motor protector connection contactor
Control mode；The finished product assembly system includes batch charger in bulk and packaging system, and the packaging system includes packaging and conveyed
Spiral, packaging temporary bucket, packing machine and packed products conveyer belt；
The filler bin setting is multigroup, is connected respectively by transfer pipeline one with powder screw device, the transfer pipeline one
On be provided with manual adjusting valve, the powder screw device passes through electrothermal relay, contactor and frequency converter and accesses power supply；The powder
Material spiral organ connects powder by transfer pipeline two and claimed, and the powder claims the controlling party using motor protector connection contactor
Formula；The powder claims to connect mixing and blending machine by transfer pipeline three, and Pneumatic butterfly valve is provided with the transfer pipeline three；
The dry sand lab setting is multigroup, and the sand material in dry sand storehouse connects dry sand blanking scale by transfer pipeline four, described defeated
Send and hand operated gate valve and pneumatic arc valve are provided with pipeline four；The dry sand blanking claims to connect dry sand by transfer pipeline five
Elevator, pneumatic arc valve is provided with the transfer pipeline five；The dry sand elevator is temporary by the connection sand of transfer pipeline six
Deposit title；The sand is temporary to be claimed to connect mixing and blending machine by transfer pipeline seven, and pneumatic arc is provided with the transfer pipeline seven
Valve；The dry sand blanking is claimed and the temporary control mode for claiming to be connected contactor using motor protector of sand；
The Manual material feeding device includes Manual material feeding mouth and Manual material feeding motor, and the Manual material feeding motor is using electricity
Motivation protector connects the control mode of contactor；The Manual material feeding device connects mixing and blending machine by transfer pipeline eight,
Pneumatic butterfly valve is provided with the transfer pipeline eight；
The mixing and blending machine use soft start control mode, the mixing and blending machine mainly include mixing part and
Finished product temporary storing bin, the finished product temporary storing bin vibrating motor using motor protector connection contactor control mode, it is described into
Magnetic valve, flow-aiding device and level control system are additionally provided with product temporary storing bin；The mixing and blending machine passes through transfer pipeline
Nine connect finished product delivery systems, and pneumatic arc valve and pneumatic bifurcated valve are provided with the transfer pipeline nine, described pneumatically to divide
Fork valve connects batch charger in bulk and packaging conveyor screw respectively；
The packaging conveyor screw connection packaging is temporary to struggle against, and the temporary bucket of packaging manually pack by push-pull valve connection
Machine, the packing machine connect packed products conveyer belt.
Further, the dry sand elevator head bearing end installs encoder additional, and encoder will rotate output signal and pass
Deliver to system PLC and carry out inter-process, situation about stopping suddenly to judge elevator to occur in the process of running；The dry sand carries
Rise machine control circuit part and also add current monitor.Encoder is installed additional in elevator head bearing end, for detecting axle
Whether socket end is rotating.Encoder will rotate output signal and be sent to system PLC system progress inter-process, to judge elevator
Occur situation about stopping suddenly in the process of running, also reduce the situation of elevator putty to a certain extent.Lifting in addition
Machine installs current surveillance additional, and when monitoring current is more than 1.15 times of elevator rated current, alarm signal is transmitted to PLC system,
Judgement processing is carried out by internal processes.
Further, the powder screw device accesses power supply by electrothermal relay, contactor and frequency converter.The frequency conversion
Device L1-L3 pin connect three-phase input, and LI1 pin meet switch KA5, and for controlling the start and stop of frequency converter, LI3 pin meet speed-sensitive switch KA6,
U, V, W pin are inverter output terminal, are connected to the powder screw device of different capacity by contactor, electrothermal relay, during work, institute
State the start and stop that frequency converter controls each powder screw device successively.
Further, the optional power of powder screw device is 11kW, 9.2kW, 7.5kW, by frequency converter successively
The powder screw device of selection connection different capacity, to reach the precision controlling to different material.
Further, the finished product temporary storing bin charge level controller includes two level-sensing devices of height, and level-sensing device signal is to switch
Signal form exports, when finished product bucket is in low material position, it is allowed to which the material that upper strata mixer mixes is drained into finished bin；Finished bin exists
Forbid mixer automatic discharge during high charge level, the action executing mode all performs processing by PLC systems.
Further, the finished product temporary storing bin flow-aiding device mainly includes air compressor machine, magnetic valve and solenoid valve control dress
Put, the magnetic valve connects air compressor machine, and the magnetic valve controller connects magnetic valve to control its intermittence to be opened and closed.It is main to make
With being exactly in discharge to allow material to possess more preferable flow effect.Source of the gas is provided by air compressor machine, is realized and supplied by magnetic valve
The through and off of gas, the stream time is helped to turn off a period of time with discontinuity mode operation after connecting a period of time, followed according to this pattern
Inscription of loop, until discharge terminates to stop.
Further, the powder material storehouse top dust collection device is mainly by vibrating motor, top cylinder case, vibrating disk, filter cylinder, close
Sealed tube case, protection network, connection clip, welded flange composition, the cabin top dust collection device are connected by welded flange with filler bin,
The top cylinder case is arranged on dust arrester installation top, top connection protection network；The sealing drum case is located at below the cylinder case of top, with
Top cylinder case is connected by vibrating disk, and the sealing drum case is tightly connected by connecting clip with welded flange, the filter cylinder position
It is connected inside sealing drum case and with vibrating disk；The vibrating disk connecting vibration motor.When bulk cement pump truck is to storehouse internal powder conveying
There is certain pressure difference during material, inside and outside cement bin, gas is discharged from inside to outside by storehouse, and using filter cylinder by dust-filtering, it is empty to reach purification
The effect of gas, the protection network that top is set can prevent spray dust from outwards spraying.
The dry-mixed mortar production line intellectuality electric control system of the present invention, access Frequency Converter Control powder screw device, solution
The problem of material precision controlling difficulty in traditional approach of having determined, while live motor operation situation can be monitored.The present invention
With the air switch of motor protector substitution traditional mortar production line intellectuality electric control system, electrical control cubicles sky is saved
Between, while also have the effect for adjusting size of current.Mixing and blending machine is also changed to soft starting mode by the present invention, avoids starting excessively stream
Tripping operation, solves the problems, such as that hardware is easily damaged during traditional star triangle start mode frequent starting.
Brief description of the drawings
Fig. 1, the present invention broad flow diagram
Fig. 2, finished product assembly system primary structure schematic diagram
Fig. 3, powder screw device motor and frequency converter circuit connection diagram
Fig. 4, material claim the circuit connection diagram of motor control
Fig. 5, mixing and blending machine connection soft initiator circuit diagram
In figure：1-9 corresponds to transfer pipeline one to nine respectively；10th, frequency converter；11st, powder screw device, 12, motor
Embodiment
A kind of high-precision dry-mixed mortar production line intellectuality electric control system, dispensed by powder delivery system, sand material
System, material title system, mixing and blending machine, Manual material feeding device, dust collecting system and finished product assembly system composition；The powder is matched somebody with somebody
System is sent to include filler bin, powder screw device 11；The sand material delivery system includes dry sand storehouse, dry sand elevator；The material claims
System claims including powder, dry sand blanking claims and sand is temporary claims；The dust collecting system include powder material storehouse top dust collection device and
It is arranged on the bag collection device of packaging system；The powder material storehouse top dust collection device is using motor protector connection contactor
Control mode；The finished product assembly system includes batch charger in bulk and packaging system, and it is defeated that the packaging system includes packaging
Square auger, packaging temporary bucket, packing machine and packed products conveyer belt；
The filler bin sets three groups, and respectively filler bin one, filler bin two and filler bin three, three groups of filler bins lead to respectively
Cross transfer pipeline 1 to be connected with three powder screw devices 11, manual adjusting valve, the hand are provided with the transfer pipeline 1
Dynamic adjusting valve has the functions such as water conservancy diversion, cut-off, regulation, throttling, non-return, shunting or overflow release, and the powder screw device 11 leads to
Overtemperature relay, contactor and frequency converter 10 access power supply；The powder screw device 11 connects powder by transfer pipeline 22
Claim, the powder claims the control mode using motor protector connection contactor；The powder claims to connect by transfer pipeline 33
Mixing and blending machine is connect, Pneumatic butterfly valve is provided with the transfer pipeline 33；The Pneumatic butterfly valve mainly does block valve use；
The dry sand lab setting is multigroup, and the sand material in dry sand storehouse connects dry sand blanking scale by transfer pipeline 44, described defeated
Send and hand operated gate valve and pneumatic arc valve are provided with pipeline 44；The hand operated gate valve supports the use with discharger, mainly
For controlling the flow of sand material；The pneumatic arc valve is used for the unloading in dry sand storehouse；The dry sand blanking claims to pass through transfer pipeline
55 connect dry sand elevators, and pneumatic arc valve is provided with the transfer pipeline 55；The dry sand elevator passes through delivery pipe
Road 66 connects the temporary title of sand；The sand is temporary to be claimed to connect mixing and blending machine by transfer pipeline 77, on the transfer pipeline 77
It is provided with pneumatic arc valve；The dry sand blanking is claimed and the temporary controlling party for claiming to be connected contactor using motor protector of sand
Formula；
The Manual material feeding device includes Manual material feeding mouth and Manual material feeding motor, and the Manual material feeding motor is using electricity
Motivation protector connects the control mode of contactor；The Manual material feeding device connects mixing and blending machine by transfer pipeline 88,
Pneumatic butterfly valve is provided with the transfer pipeline 88；
As shown in figure 5, the mixing and blending machine uses the control mode of soft start, the mixing and blending machine mainly includes stirring
Part and finished product temporary storing bin are mixed, the finished product temporary storing bin vibrating motor connects the controlling party of contactor using motor protector
Formula, magnetic valve, flow-aiding device and level control system are additionally provided with the finished product temporary storing bin；The mixing and blending machine passes through
Transfer pipeline 99 connects finished product delivery system, and pneumatic arc valve and pneumatic bifurcated valve are provided with the transfer pipeline 99,
The pneumatic bifurcated valve connects batch charger in bulk and packaging conveyor screw respectively；The soft initiator uses Schneider ATS22
Series, logic input LI 1 meets hand switch SB2 respectively and automatic switch KA21, LI2 meet hand switch SB1 and automatic respectively
Switch KA20, the LI1 and start and stop of the LI2 pin as the input control mixer of soft initiator.Start electricity using soft initiator
During motivation 12, the output voltage of IGCT gradually increases, and motor ramps up, until IGCT turns on entirely, the work of motor 12
Make in the mechanical property of rated voltage, realize smooth startup, reduce starting current, avoid starting overcurrent tripping.Treat motor
12 when reaching rated revolution, and start-up course terminates, and soft initiator has completed the IGCT of task from bypass contactor substitution is employed,
Run well for motor 12 and rated voltage is provided, to reduce the thermal losses of IGCT, extended the service life of soft initiator, carry
Its high operating efficiency, makes power network avoid harmonic pollution again.Soft initiator also provides soft stop function simultaneously, and soft stop opens with soft
For dynamic process on the contrary, voltage gradually reduces, revolution gradually decreases to zero, avoids torque shock ends caused by free parking.
The packaging conveyor screw connection packaging is temporary to struggle against, and the temporary bucket of packaging manually pack by push-pull valve connection
Machine, the packing machine connect packed products conveyer belt.
The dry sand elevator head bearing end installs encoder additional, and encoder is sent to system by output signal is rotated
PLC carries out inter-process, situation about stopping suddenly to judge elevator to occur in the process of running；The dry sand hoister control
Circuit part also adds current monitor.Encoder is installed additional in elevator head bearing end, for whether detecting bearing end
Rotating.Encoder will rotate output signal and be sent to system PLC systems progress inter-process, to judge that elevator is being run
During there is situation about stopping suddenly, also reduce the situation of elevator putty to a certain extent.Other elevator installs additional
Current surveillance, when monitoring current is more than 1.15 times of elevator rated current, alarm signal is transmitted to PLC system, by inside
Program carries out judgement processing.
As shown in figure 3, the powder screw device 11 accesses power supply by electrothermal relay, contactor and frequency converter 10.Institute
Frequency converter 10 is stated using Schneider ATV31 series, L1-L3 pin connect three-phase input, and LI1 pin meet switch KA5, for controlling frequency converter
10 start and stop, it is the output end of frequency converter 10 that LI3 pin, which connect speed-sensitive switch KA6, U, V, W pin, is connected to by contactor, electrothermal relay
The powder screw device 11 of different capacity, during work, the frequency converter 10 controls the start and stop of each powder screw device 11 successively.
The 11 optional power of powder screw device is 11kW, 9.2kW, 7.5kW, is selected successively by frequency converter 10
The powder screw device 11 of different capacity is connected, to reach the precision controlling to different material.
The finished product temporary storing bin charge level controller includes two level-sensing devices of height, and level-sensing device signal is defeated in the form of switching signal
Go out, when finished product bucket is in low material position, it is allowed to which the material that upper strata mixer mixes is drained into finished bin；Finished bin is prohibited in high charge level
Only mixer automatic discharge, the action executing mode are all handled by PLC system execution.
The finished product temporary storing bin flow-aiding device mainly includes air compressor machine, magnetic valve and magnetic valve controller, the electricity
Magnet valve connects air compressor machine, and the magnetic valve controller connects magnetic valve to control its intermittence to be opened and closed.Main function be exactly
Material is allowed to possess more preferable flow effect during discharge.Source of the gas is provided by air compressor machine, by magnetic valve realize the logical of supply with
It is disconnected, help the stream time to turn off a period of time after connecting a period of time, run according to this cycle of modes with discontinuity mode operation,
Until discharge terminates to stop.
The powder material storehouse top dust collection device is mainly by vibrating motor, top cylinder case, vibrating disk, filter cylinder, sealing drum case, anti-
Protecting wire net, connection clip, welded flange composition, the cabin top dust collection device are connected by welded flange with filler bin, the top
Cylinder case is arranged on dust arrester installation top, top connection protection network；The sealing drum case is located at below the cylinder case of top, with top cylinder case
Connected by vibrating disk, the sealing drum case is tightly connected by connecting clip with welded flange, and the filter cylinder is located at sealing drum
It is connected inside case and with vibrating disk；The vibrating disk connecting vibration motor.
Using it is above-mentioned according to desirable embodiment of the present invention as enlightenment, it is complete by above-mentioned description, relevant staff
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention'.This invention it is technical
Scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (6)
- A kind of 1. high-precision dry-mixed mortar production line intellectuality electric control system, it is characterised in that：By powder delivery system, Sand material delivery system, material title system, mixing and blending machine, dust collecting system and finished product assembly system composition；The powder dispatching system System includes filler bin, powder screw device；The sand material delivery system includes dry sand storehouse, dry sand elevator；The material claims system bag Include that powder claims, dry sand blanking claims and sand is temporary claims；The dust collecting system includes powder material storehouse top dust collection device and is arranged on The bag collection device of packaging system；The powder material storehouse top dust collection device connects the control of contactor using motor protector Mode；The finished product assembly system includes batch charger in bulk and packaging system, the packaging system include packaging conveyor screw, Packaging temporary bucket, packing machine and packed products conveyer belt；The filler bin setting is multigroup, is connected with powder screw device by transfer pipeline one, is set on the transfer pipeline one respectively Manual adjusting valve is equipped with, the powder screw device passes sequentially through electrothermal relay, contactor and frequency converter access power supply；The powder Material spiral organ connects powder by transfer pipeline two and claimed, and the powder claims to be connected with motor protector connection contactor；It is described Powder claims to connect mixing and blending machine by transfer pipeline three, and Pneumatic butterfly valve is provided with the transfer pipeline three；The dry sand lab setting is multigroup, and the sand material in dry sand storehouse connects dry sand blanking scale, the delivery pipe by transfer pipeline four Hand operated gate valve and pneumatic arc valve are provided with road four；The dry sand blanking claims to connect dry sand lifting by transfer pipeline five Machine, pneumatic arc valve is provided with the transfer pipeline five；The dry sand elevator connects the temporary title of sand by transfer pipeline six； The sand is temporary to be claimed to connect mixing and blending machine by transfer pipeline seven, and pneumatic arc valve is provided with the transfer pipeline seven；Institute Dry sand blanking is stated to claim and the temporary control mode for claiming to be connected contactor using motor protector of sand；Manual material feeding mouth and Manual material feeding motor are additionally provided with mixing and blending machine, the Manual material feeding motor uses motor Protector connects the control mode of contactor；The Manual material feeding device connects mixing and blending machine by transfer pipeline eight, described Pneumatic butterfly valve is provided with transfer pipeline eight；The mixing and blending machine uses the control mode of soft start, and the mixing and blending machine mainly includes mixing part and finished product The coupling part of temporary storing bin, the mixing part and finished product temporary storing bin performs valve by cylinder and controls break-make；The finished product is kept in Storehouse vibrating motor connects the control mode of contactor using motor protector, and electromagnetism is additionally provided with the finished product temporary storing bin Valve, flow-aiding device and charge level controller；The mixing and blending machine connects finished product delivery system by transfer pipeline nine, described defeated Send and pneumatic arc valve and pneumatic bifurcated valve are provided with pipeline nine, the pneumatic fork valve does not connect batch charger and bag in bulk Fill conveyor screw；The packaging conveyor screw connection packaging keeps in bucket, and manually push-pull valve connects packing machine, institute to the temporary bucket of packaging State packing machine connection packed products conveyer belt；The dry sand elevator head bearing end installs encoder additional, and rotation output signal is sent to system PLC and entered by encoder Row inter-process, situation about stopping suddenly to judge elevator to occur in the process of running；The dry sand hoister control circuit Part also adds current monitor.
- 2. a kind of high-precision dry-mixed mortar production line intellectuality electric control system as claimed in claim 1, its feature exist In：The frequency converter L1-L3 pin connect three-phase input, and LI1 pin meet switch KA5, and for controlling the start and stop of frequency converter, LI3 pin connect height Speed switch KA6, U, V, W pin are inverter output terminal, and the powder screw of different capacity is connected to by contactor, electrothermal relay Device.
- A kind of 3. high-precision dry-mixed mortar production line intellectuality electric control system as claimed in claim 1, it is characterised in that： The powder screw device power is respectively set to 11kW, 9.2kW, 7.5kW.
- A kind of 4. high-precision dry-mixed mortar production line intellectuality electric control system as claimed in claim 1, it is characterised in that： The finished product temporary storing bin charge level controller includes two level-sensing devices of height, and level-sensing device signal is exported in the form of switching signal, treated as Product bucket is in low material position, it is allowed to which the material that upper strata mixer mixes is drained into finished bin；Finished bin forbids mixing in high charge level Machine automatic discharge, the action executing mode are all handled by PLC system execution.
- A kind of 5. high-precision dry-mixed mortar production line intellectuality electric control system as claimed in claim 1, it is characterised in that： The finished product temporary storing bin flow-aiding device mainly includes air compressor machine, magnetic valve and magnetic valve controller, the magnetic valve connection Air compressor machine, the magnetic valve controller connect magnetic valve to control its intermittence to be opened and closed.
- A kind of 6. high-precision dry-mixed mortar production line intellectuality electric control system as claimed in claim 1, it is characterised in that： The powder material storehouse top dust collection device is mainly by vibrating motor, top cylinder case, vibrating disk, filter cylinder, sealing drum case, protection network, company Clip, welded flange composition are connect, the cabin top dust collection device is connected by welded flange with filler bin, and the top cylinder case is set On dust arrester installation top, top connection protection network；The sealing drum case is located at below the cylinder case of top, passes through vibration with top cylinder case Disk is connected, and the sealing drum case is tightly connected by connecting clip and welded flange, the filter cylinder be located at sealing drum case inside and It is connected with vibrating disk；The vibrating disk connecting vibration motor.
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| CN201510481041.1A CN104999565B (en) | 2015-08-07 | 2015-08-07 | A kind of high-precision dry-mixed mortar production line intellectuality electric control system |
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| CN201510481041.1A CN104999565B (en) | 2015-08-07 | 2015-08-07 | A kind of high-precision dry-mixed mortar production line intellectuality electric control system |
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