CN107861461A - A kind of warehouse Intelligent-counting on-line detecting system based on PLC - Google Patents
A kind of warehouse Intelligent-counting on-line detecting system based on PLC Download PDFInfo
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- CN107861461A CN107861461A CN201711322544.XA CN201711322544A CN107861461A CN 107861461 A CN107861461 A CN 107861461A CN 201711322544 A CN201711322544 A CN 201711322544A CN 107861461 A CN107861461 A CN 107861461A
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- 238000001514 detection method Methods 0.000 claims abstract description 46
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/054—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/11—Plc I-O input output
- G05B2219/1103—Special, intelligent I-O processor, also plc can only access via processor
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Abstract
The invention discloses a kind of warehouse Intelligent-counting on-line detecting system based on PLC, it is related to warehouse intelligent management technical field.The warehouse Intelligent-counting on-line detecting system based on PLC, including space framework, transmission mechanism, sliding equipment, drive mechanism and PLC control system, the cargo height in cargo storage area is detected by the ranging detection module set on sliding equipment, and feed back to PLC control system, the goods number that PLC control system can obtain whole cargo storage area total items and often arrange according to the height of single goods and the row of detection, without manually being counted, make the storage condition of the understanding articles from the storeroom of storekeeper personnel promptly and accurately, economic loss caused by avoiding miscount, it is also aware which position of warehouse has rest position simultaneously, it is convenient newly to enter putting for goods, make storehouse management more intelligent and simple.
Description
Technical field
The invention belongs to warehouse intelligent management technical field, more particularly to a kind of warehouse Intelligent-counting based on PLC are online
Detecting system.
Background technology
Automatic stored development, is used widely rapidly in warehousing industry, automatic stored to have very wide prospect.Storehouse
The accurate counting of goods is stored and sold critically important to articles from the storeroom in storehouse.In recent years, warehouse system was constantly developing, right
The storage condition of goods, stacking form certain standard.But counting aspect or artificial counting for articles from the storeroom,
This has resulted in miscount caused by being influenceed by factors such as the experiences, visual fatigue, sense of responsibility of people, is made in goods outbound
Into quantity mistake so that existing physicals quantity and the quantity of record are on not, causing huge economic loss.
Based on this, the present invention proposes a kind of warehouse Intelligent-counting on-line detecting system based on PLC, for being deposited to warehouse
Goods carries out on-line real time monitoring, storekeeper personnel is understood the storage situation of goods in stock in real time, prevents because goods frequently flows
Dynamic to cause data to be grasped inaccurate, causes goods to leak into or more and then caused economic loss.
The content of the invention
In view of the shortcomings of the prior art, the present invention provides a kind of warehouse Intelligent-counting on-line detecting system based on PLC.
The present invention is that solve above-mentioned technical problem by the following technical solutions：A kind of warehouse intelligence based on PLC
Count on-line detecting system, including space framework, transmission mechanism, sliding equipment, drive mechanism and PLC control system；It is described
The output end of PLC control system is connected with the input of the drive mechanism, the output end of the drive mechanism and the transmission
Mechanism connects；The transmission mechanism is crossed on the opposite sides at the top of the space framework, and the sliding equipment is crossed on described
Another opposite sides at the top of space framework, and the sliding equipment is in contact with the transmission mechanism, in contact friction force
Effect lower sliding body is reciprocatingly slided；Multiple ranging detection modules, and ranging have been arranged side by side on the sliding equipment
Detection module is corresponding with cargo storage position；The ranging detection module is connected with the input of the PLC control system；
Under the control of the PLC control system, drive mechanism drives transmission mechanism action, so as to drive sliding equipment described
The top of space framework is reciprocating, and the goods of corresponding deposit position is high inside the ranging detection module detection space framework
Degree, and transmit to the PLC control system and handled, the quantity of cargo storage is obtained according to the height of each goods.
Further, the transmission mechanism is pulley gear, and the pulley gear includes belt pulley sheet
Body and belt, the belt are connected on the outer peripheral face of the pulley body, the central shaft of the pulley body with it is described
The output end connection of drive mechanism, the belt are in contact with the sliding equipment；The pulley body is arranged on described vertical
The opposite sides of body frame roof.
Further, the sliding equipment includes guide rail, sliding block and connecting rod；Relative two at the top of the space framework
The guide rail is respectively symmetrically provided with the crossbeam of side；Slidably connect the sliding block respectively on guide rail；The sliding block and cunning
Connected between block by connecting rod；Multiple ranging detection modules, the connection have been arranged side by side in the upper surface of the connecting rod
The lower surface of bar is in contact with the transmission mechanism.
Further, the drive mechanism is stepper motor, and the stepper motor passes through motor-drive circuit and the PLC
The output end connection of control system.
Further, the stepper motor uses stepper motor with encoder, PLC control system send pulse signal to
Motor-drive circuit, motor-drive circuit provides corresponding electric current for stepper motor makes its operation, and encoder detects stepping electricity
Machine sends when running to the position for needing to reach and feeds back signal to PLC control system, and PLC control system stops according to feedback signal
Pulse signal is sent, makes stepper motor out of service, current location is ceaselessly fed back by encoder to PLC control system, is made
The angle that PLC control system rotates according to value of feedback and desired value adjustment rotor.
Further, the PLC control system includes PLC, single-chip minimum system, display screen, operation button
And power module；The PLC respectively with the single-chip minimum system, display screen, operation button and power supply mould
Block connects；The power module is also connected with the single-chip minimum system, display screen respectively, for being provided for each circuit module
Power supply；The ranging detection module is connected by the single-chip minimum system with the PLC；The PLC
Output end be connected with the input of the drive mechanism.
Further, the operation button includes start button, stop button and scram button.
Further, the PLC control system also includes proximity switch and auxiliary reclay；The proximity switch passes through institute
Auxiliary reclay is stated to be connected with the PLC；The proximity switch and auxiliary reclay are each close to open including multiple
Close a corresponding auxiliary reclay；The proximity switch is separately positioned on the both ends of sliding block.
Further, the single-chip minimum system, power module, motor-drive circuit and auxiliary reclay are respectively provided with
In switch board；The operation button is arranged in the cabinet door of the switch board, and finger is additionally provided with the cabinet door of the switch board
Show lamp, the indicator lamp is connected with the PLC.
Compared with prior art, the warehouse Intelligent-counting on-line detecting system provided by the present invention based on PLC, including it is vertical
Body framework, transmission mechanism, sliding equipment, drive mechanism and PLC control system, detected by the ranging set on sliding equipment
Module detects to the cargo height in cargo storage area, and feeds back to PLC control system, and PLC control system is according to single goods
The goods number that the height of thing and the row of detection can obtain whole cargo storage area total items and often arrange, without people
Work is counted, and is made the storage condition of the understanding articles from the storeroom of storekeeper personnel promptly and accurately, is passed through caused by avoiding miscount
Ji loss, while it is also aware which position of warehouse has rest position, it is convenient newly to enter putting for goods, make storehouse management more intelligence
Can and it is simple；The present invention is driven by driving stepper motor transmission mechanism, the frictional force between transmission mechanism and sliding equipment
Under effect, sliding equipment is driven to move back and forth, so that the goods of each position of detection of ranging detection module by rows is high
Degree, had both reached the purpose of all freight detections in warehouse, and had reduced the use number of ranging detection module again, reduce cost；
Stepper motor is the stepper motor of device to be encoded, PLC control system is controlled stepper motor by the feedback signal of encoder
Rotating speed, so as to control the translational speed of sliding equipment；The detecting system accuracy of detection of the present invention is high, and equipment is easy for installation, safeguards
Cost is low, low cost, has very high practical value, is promoted suitable for a wide range of.
Brief description of the drawings
In order to illustrate more clearly of technical scheme, the required accompanying drawing used in being described below to embodiment
It is briefly described, it should be apparent that, drawings in the following description are only one embodiment of the present of invention, general for this area
For logical technical staff, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of the warehouse Intelligent-counting on-line detecting system based on PLC of the present invention；
Fig. 2 is the structured flowchart of PLC control system of the present invention；
Wherein：1- columns, 2- crossbeams, the storage area of 3- goods, 4- belts, 5- guide rails, 6- sliding blocks, 7- connecting rods, 8- fixed blocks,
9- stepper motors, 10- ranging detection modules, 11- switch boards, 12- operation buttons, 13- indicator lamps.
Embodiment
With reference to the accompanying drawing in the embodiment of the present invention, the technical scheme in the present invention is clearly and completely described,
Obviously, described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made,
Belong to the scope of protection of the invention.
As shown in figure 1, a kind of warehouse Intelligent-counting on-line detecting system based on PLC provided by the present invention, including it is vertical
Body framework, transmission mechanism, sliding equipment, drive mechanism and PLC control system；Space framework is by more root posts 1 and Duo Gen
The square cubic framework that crossbeam 2 connects and composes, the middle cavity of space framework is the storage area 3 of goods, cargo storage area 3
Bottom is provided with supporting plate, and cargo storage area 3 is collectively formed by supporting plate, column 1 and crossbeam 2, and column 1 and crossbeam 2 are as branch
Support, using aluminium section bar material.
Transmission mechanism is pulley gear, and pulley gear includes pulley body and belt 4, and belt 4 connects
It is connected on the outer peripheral face of pulley body, pulley body is rotatably arranged on the longitudinal direction at the top of space framework（Or laterally）With respect to two
Side, make whole pulley gear horizontal（Or longitudinal direction）It is crossed on the top of space framework.Sliding equipment includes two guide rails
5th, two sliding blocks 6 and two connecting rods 7；Two guide rails 5 are respectively symmetrically fixedly installed at the top of space framework laterally（It is or vertical
To）On the crossbeam 2 of opposite sides（The both ends of guide rail 5 are fixed by two fixed blocks 8）；It is slidably connected respectively on two guide rails 5
There is sliding block 6；Connected between sliding block 6 and sliding block 6 by two connecting rods 7, and two connecting rods 7 be arranged in parallel at grade
（Ensure that ranging detection module 10 is horizontally arranged in connecting rod 7）；Upper surface between two connecting rods 7 has been arranged side by side more
Individual ranging detection module 10, the lower surface of two connecting rods 7 are in contact with belt 4, in rubbing for belt 4 and the lower surface of connecting rod 7
Wipe under power effect, band movable slider 6 slides along guide rail 5, so that ranging detection module 10 detects the goods in cargo storage area 3
Highly.Pulley body is rotatably arranged on space framework longitudinal direction（Or laterally）The centre position of opposite sides, belt 4 and transverse direction
（Or longitudinal direction）The guide rail 5 of opposite sides is parallel（The length of belt 4 is adapted with guide rail 5）, and it is vertical with connecting rod 7, make two sideslips
The tractive force of block 6 is equal, ensures that two sliding blocks 6 are synchronous；Ranging detection module 10 is driven to carry out goods stacking using sliding equipment
The detection of height, it is possible to reduce the usage quantity of ranging detection module 10, reduce cost.The length of guide rail 5 and cargo storage area 3
Length be adapted so that ranging detection module 10 detects goods since first row, to the last a row, avoids neutral gear being present
Area（Without cargo storage below the path that i.e. ranging detection module 10 is back and forth run）, reduce detection efficiency.
Drive mechanism uses stepper motor 9 with encoder, the output end of stepper motor 9 and the central shaft of pulley body
Connection, it is that pulley body rotates to set and provides driving energy by stepper motor 9, its rotation is driven, so that with movable slider 6 along leading
Rail 5 moves back and forth；Rotating forward, reversion and the rotor rotational angle of stepper motor 9 control by PLC control system.
As shown in Fig. 2 PLC control system include PLC, single-chip minimum system, display screen, operation button 12 with
And power module；PLC is connected with single-chip minimum system, display screen, operation button 12 and power module respectively；Electricity
Source module is also connected with single-chip minimum system, display screen respectively, and power supply is provided for each circuit module；Ranging detection module 10 is logical
Single-chip minimum system is crossed to be connected with PLC, and a 10 corresponding single-chip minimum system of each ranging detection module, it is real
The now synchronization of each data acquisition of ranging detection module 10, and synchronous transfer to PLC is handled.PLC it is defeated
Go out end to be connected with the input of stepper motor 9 by motor-drive circuit, control the action of stepper motor 9.Display screen is using tactile
Display screen is controlled, both parameter setting can be carried out by display screen（Such as the height of single goods）, testing result can be shown again,
The testing result includes goods and stacks total quantity of height, the quantity of goods that each position is stacked and goods in stock etc..Behaviour
Making button 12 includes start button, stop button and scram button；Start button is used for the beginning for controlling detection, and stop button is used
In the stopping of control detection, scram button is used for the stopping in case of emergency controlling detection, and start button passes through one first
Auxiliary reclay and the input of PLC connect, and make the enabling signal in input to PLC more stable.
PLC control system also includes proximity switch and the second auxiliary reclay；Proximity switch passes through the second auxiliary reclay
It is connected with PLC；Proximity switch and the second auxiliary reclay are including multiple, during each proximity switch is corresponding one second
Between relay；Proximity switch is separately positioned on the both ends of each sliding block 6, for detect sliding block 6 in reciprocatory movement whether
Move into place, when sliding block 6 moves into place（I.e. close to fixed block 8）When, proximity switch will approach letter by the second auxiliary reclay
PLC number is fed back to, PLC controls the stopping or rotating of stepper motor 9 according to approach signal, avoids sliding
More than defined position（Exceed the fixed block 8 at the both ends of guide rail 5）.Proximity switch is controlled by the second auxiliary reclay and PLC
The input connection of device, ensure that the stabilization of input signal.
The input of power module is connected with external ac power source, and its output end passes through the 3rd auxiliary reclay and breaker
The power end with PLC, touching display screen and single-chip minimum system is connected respectively, is powered for each several part, and pass through
3rd auxiliary reclay and breaker realize the break-make control of power supply.
Single-chip minimum system, power module, motor-drive circuit, the first auxiliary reclay, the second auxiliary reclay,
Three auxiliary reclays, breaker are arranged in switch board 11；Operation button 12 is arranged in the cabinet door of switch board 11, convenient
Operation；Indicator lamp 13 is additionally provided with the cabinet door of switch board 11, indicator lamp 13 is connected with PLC；Indicator lamp 13 divides for red
Indicator lamp, green indicating lamp and yellow indicator lamp；Red led is malfunction indicator lamp, when breaking down, red instruction
Lamp is bright, and green indicating lamp is relay indicating light, represents normal operation, and yellow indicator lamp is waits indicator lamp, when ranging detects mould
It is progress by rows, when detecting a row, it is necessary to wait several seconds for when block 10 carries out cargo height detection（3~5S）Just examine
Next row is surveyed, yellow indicator lamp is bright to be represented in detection wait state；Storekeeper personnel are made to grasp present invention inspection by indicator lamp 13
The working condition of examining system.Touching display screen can be arranged on the side of space framework, facilitate storekeeper personnel arrange parameter and reading
Take result；PLC can be positioned close to the bottom of the space framework of touching display screen side, convenient installation and wiring；
Switch board 11 can be arranged on on the space framework of touching display screen homonymy, so that switch board 11, PLC and touch-control show
Wiring between display screen.Part circuit and element are arranged in switch board 11, make whole device easy for installation, simple to operate,
It is and attractive in appearance.
The operation principle of the warehouse Intelligent-counting on-line detecting system of the present invention：PLC sends pulse signal to electricity
Drive circuit, motor-drive circuit provides corresponding electric current for stepper motor 9 with encoder makes its operation, so as to drive skin
Belt wheel transmission device is driven, and in the presence of frictional force, sliding block 6 is moved back and forth along guide rail 5, so that ranging detection module
The cargo height of deposit position is corresponded in 10 detection space framework middle cavities, and the detection signal is passed through into the minimum system of single-chip microcomputer
System feeds back to PLC, and PLC can obtain according to the height of single goods, detection signal and the row of detection
The goods number and the total items of whole warehouse storage that each position is stacked, and shown on touching display screen.Stepping electricity
Rotating forward, reversion and the rotor rotational angle of machine 9 control by PLC control system, when encoder detects that stepper motor 9 is run
During to the position for needing to reach, it will send and feed back signal to PLC, PLC stops sending arteries and veins according to feedback signal
Signal is rushed, makes stepper motor 9 out of service, current location is ceaselessly fed back by encoder to PLC, makes PLC controls
The angle that device rotates according to feedback signal and desired value adjustment rotor, so as to control the speed of stepper motor 9 and ranging to detect
The displacement of module 10.
In the present embodiment, PLC selects Siemens's S7-300 PLCs；Single-chip minimum system is 51 single
Piece machine minimum system, its single-chip microcomputer model STC89C52RC；Touching display screen is touched using 7 cun of model TPC7062KT
Screen；Motor-drive circuit is the drive circuit based on model TB6600 stepper motor driver chip；The both ends of sliding block 6, often
End sets a proximity switch, sets 4 proximity switches altogether, is corresponding with 4 the second auxiliary reclays；Ranging detection module 10
Using distance measuring sensor, in the present embodiment, using 4 distance measuring sensors, the quantity of distance measuring sensor is with often arranging cargo storage
The quantity of position is equal（I.e. often row has 4 cargo storage positions）, i.e., the goods of one distance measuring sensor one deposit position of detection
Thing height.
Above disclosed is only the embodiment of the present invention, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, can readily occur in change or modification, all
It should be included within the scope of the present invention.
Claims (10)
- A kind of 1. warehouse Intelligent-counting on-line detecting system based on PLC, it is characterised in that：Including space framework, transmission mechanism, Sliding equipment, drive mechanism and PLC control system；The input of the output end of the PLC control system and the drive mechanism End connection, the output end of the drive mechanism are connected with the transmission mechanism；The transmission mechanism is crossed on the space framework The opposite sides at top, the sliding equipment are crossed on another opposite sides at the top of the space framework, and the skate machine Structure is in contact with the transmission mechanism, and sliding equipment is reciprocatingly slided in the presence of contact friction force；In the skate machine Multiple ranging detection modules are arranged side by side on structure, and ranging detection module is corresponding with cargo storage position；The ranging inspection Module is surveyed to be connected with the input of the PLC control system；Under the control of the PLC control system, drive mechanism drives transmission mechanism action, so as to drive sliding equipment described The top of space framework is reciprocating, and the goods of corresponding deposit position is high inside the ranging detection module detection space framework Degree, and transmit to the PLC control system and handled, the quantity of cargo storage is obtained according to the height of each goods.
- 2. Intelligent-counting on-line detecting system in warehouse as claimed in claim 1, it is characterised in that：The transmission mechanism is belt Wheel transmission device, the pulley gear include pulley body and belt, and the belt is connected to the belt pulley sheet On the outer peripheral face of body, the central shaft of the pulley body is connected with the output end of the drive mechanism, the belt with it is described Sliding equipment is in contact；The pulley body is arranged on the opposite sides at the top of the space framework.
- 3. Intelligent-counting on-line detecting system in warehouse as claimed in claim 1, it is characterised in that：The sliding equipment includes leading Rail, sliding block and connecting rod；The guide rail is respectively symmetrically provided with the crossbeam of opposite sides at the top of the space framework； The sliding block is slidably connected on guide rail respectively；Connected between the sliding block and sliding block by connecting rod；In the connecting rod Multiple ranging detection modules have been arranged side by side in upper surface, and the lower surface of the connecting rod is in contact with the transmission mechanism.
- 4. Intelligent-counting on-line detecting system in warehouse as claimed in claim 1, it is characterised in that：The drive mechanism is stepping Motor, the stepper motor are connected by motor-drive circuit with the output end of the PLC control system.
- 5. Intelligent-counting on-line detecting system in warehouse as claimed in claim 4, it is characterised in that：The stepper motor uses band The stepper motor of encoder.
- 6. Intelligent-counting on-line detecting system in warehouse as claimed in claim 1, it is characterised in that：The PLC control system bag Include PLC, single-chip minimum system, display screen, operation button and power module；The PLC respectively with institute State single-chip minimum system, display screen, operation button and power module connection；The power module also respectively with the monolithic Machine minimum system, display screen connection, for providing power supply for each circuit module；The ranging detection module passes through the single-chip microcomputer Minimum system is connected with the PLC；The output end of the PLC is connected with the input of the drive mechanism.
- 7. Intelligent-counting on-line detecting system in warehouse as claimed in claim 6, it is characterised in that：The operation button includes opening Dynamic button, stop button and scram button.
- 8. Intelligent-counting on-line detecting system in warehouse as claimed in claim 6, it is characterised in that：The PLC control system is also Including proximity switch and auxiliary reclay；The proximity switch is connected by the auxiliary reclay with the PLC；Institute Stating proximity switch and auxiliary reclay includes multiple, the corresponding auxiliary reclay of each proximity switch；The proximity switch It is separately positioned on the both ends of sliding block.
- 9. Intelligent-counting on-line detecting system in warehouse as claimed in claim 8, it is characterised in that：The minimum system of the single-chip microcomputer System, power module and auxiliary reclay are arranged in switch board；The operation button is arranged at the cabinet of the switch board Men Shang, indicator lamp is additionally provided with the cabinet door of the switch board, the indicator lamp is connected with the PLC.
- 10. the warehouse Intelligent-counting on-line detecting system as described in claim 6 or 9, it is characterised in that：The PLC From Siemens's S7-300 PLCs；The single-chip minimum system is 51 single-chip minimum systems, its single-chip microcomputer model For STC89C52RC；The display screen uses model TPC7062KT 7 cun of touch-screens.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711322544.XA CN107861461A (en) | 2017-12-12 | 2017-12-12 | A kind of warehouse Intelligent-counting on-line detecting system based on PLC |
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| CN201711322544.XA CN107861461A (en) | 2017-12-12 | 2017-12-12 | A kind of warehouse Intelligent-counting on-line detecting system based on PLC |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109497831A (en) * | 2018-12-29 | 2019-03-22 | 南宁职业技术学院 | Intelligent drinking machine control device |
| CN113821002A (en) * | 2021-04-29 | 2021-12-21 | 宁波舜宇智能科技有限公司 | Sorting control system |
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| CN113821002B (en) * | 2021-04-29 | 2024-03-08 | 宁波舜宇智能科技有限公司 | Sorting control system |
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