CN110562652B - Electric power spare part intelligence warehouse based on thing networking - Google Patents
Electric power spare part intelligence warehouse based on thing networkingDownload PDFInfo
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- CN110562652B CN110562652BCN201910694890.3ACN201910694890ACN110562652BCN 110562652 BCN110562652 BCN 110562652BCN 201910694890 ACN201910694890 ACN 201910694890ACN 110562652 BCN110562652 BCN 110562652B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
- B65G1/0492—Storage devices mechanical with cars adapted to travel in storage aisles
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Abstract
Translated fromChinese
Description
Technical Field
The invention relates to the technical field of spare part warehouses, in particular to an intelligent power spare part warehouse based on the Internet of things.
Background
With the continuous expansion of the scale of the power grid, the operation and maintenance tasks of the power grid are continuously increased. With the increase of the demand and the use of spare parts of the power grid. The spare part warehouse of the regional power grid bears the functions of storing, keeping, checking and taking spare parts required by power grid construction and operation and maintenance, and is an important infrastructure for guaranteeing the operation of the power grid. With the development of economy, the power consumption of users is increased, and the loss caused by the fault and power failure of the power grid is increased day by day. In order to guarantee user rights and interests and social welfare, a rapid power grid fault restoration technology gradually becomes an important development direction of a power grid. With the development of the technology of the internet of things, a large amount of data provided by the internet of things are intelligently analyzed, and fault source information, spare parts and equipment required by fault repair can be provided. However, the storage of spare parts and equipment is still a common warehouse, and the spare parts and equipment need to be manually searched and carried. The efficiency of manual searching and carrying is low, mistakes are easy to make, and the development of a power grid fault rapid repairing technology is hindered. Therefore, an intelligent warehouse for electric power spare parts needs to be developed.
For example, chinese patent CN109146374A, published 2019, 1 month and 4 days, an intelligent warehouse integration implementation method includes the following steps: building four subsystems forming the warehouse integrated system; then, intelligent equipment in four subsystems distributed in a warehouse is communicated with distributed I/O slave stations, and the distributed I/O slave stations are connected to a controller master station through a bus, so that digital information exchange and process control of the subsystems in the warehouse integrated system are realized; the four subsystems receive data of a server ERP system, so that the warehouse integrated system can upwards transmit data and synchronize information with the server, and downwards connect and communicate with intelligent equipment to realize data acquisition and intelligent control; the four subsystems are connected with the dispatching and monitoring system through the Ethernet communication module so as to realize dispatching management and process monitoring. The implementation method has high integration level and convenient implementation, and can be popularized and used in small and medium warehouses in the whole country of a power grid company. But it has only realized in the intelligent warehouse the most for simple data butt joint, can not realize the quick look for and the transport of article, can not provide the guarantee for the quick restoration of grid fault.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the technical problem that the warehouse of the existing power system cannot quickly find and carry spare parts is solved. The utility model provides an electric power spare part intelligence warehouse based on thing networking of quick location spare part and transport.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the utility model provides an electric power spare part intelligence warehouse based on thing networking, includes a plurality of tray, dolly and server, the ground in warehouse is drawn dolly route and landmark, a plurality of the tray is arranged in dolly route both sides, and the tray bottom is equipped with the built on stilts district that is used for the dolly to pass through, and warehouse ground is equipped with gets the goods district, the tray is equipped with the tray two-dimensional code, and the spare part information in the tray is identified to the tray two-dimensional code, the dolly includes main camera, vice camera, steering mechanism, walking wheel, chassis, saddle, elevating system, communication module and controller, main camera is installed on the chassis upper surface for shoot the tray two-dimensional code, the saddle passes through elevating system and installs on chassis upper portion, walking wheel and steering mechanism are installed respectively in the chassis lower part, vice camera is installed in the chassis lower part for shoot the landmark, main camera is installed in the chassis lower part, The auxiliary camera, the steering mechanism, the walking wheel and the lifting mechanism are all connected with the controller, the controller is in communication connection with the server through the communication module, and the server runs the warehouse entry module, the warehouse entry query module and the warehouse exit module. The landmarks are color blocks, bar codes, or two-dimensional codes.
The control method of the scheme comprises the following steps: the server receives spare part requirements sent by a power grid emergency repair center, finds the position of the required spare part on the tray by inquiring the in-warehouse records, and sends the requirements to the car controller. The trolley controller controls the trolley to move to the position corresponding to the tray along the trolley path and move into the position below the tray, and then the supporting platform is lifted through the lifting mechanism to jack up the tray to enable the tray to be separated from the ground. Then the trolley controller controls the trolley to move to a goods taking area along the trolley path, the tray is placed downwards to be in contact with the ground, and then the trolley moves out of the tray to take goods or wait for the next spare part. When the spare parts in the trays in the goods taking area are taken out, the trolley moves the trays from the goods taking area to the original position in a similar goods taking mode. When the spare parts are put in storage, the trolley firstly moves an empty tray to the goods taking area, the two-dimensional code of the tray is updated after the spare parts are put in and registered in the server, and then the trolley moves the tray to the original position and reports the tray to the server. The warehousing module, the in-warehouse query module and the ex-warehouse module are all easy to implement in the prior art, and are not described herein again.
Preferably, the trolley path has an extension which extends below the pallet for guiding a trolley into below the pallet.
Preferably, the auxiliary cameras comprise a pair of longitudinal auxiliary cameras and a pair of transverse auxiliary cameras, the trolley path comprises two parallel paths, the pair of longitudinal auxiliary cameras are arranged on the lower surface of the chassis in the moving direction of the travelling wheel of the trolley, the pair of transverse auxiliary cameras are arranged on the lower surface of the chassis in the normal direction of the moving direction of the travelling wheel of the trolley, the pair of transverse auxiliary cameras are respectively used for shooting the two parallel paths, the pair of longitudinal auxiliary cameras are used for shooting a landmark, the landmark is a two-dimensional code landmark, the arrangement position of the landmark is matched with the pair of longitudinal auxiliary cameras, and the pair of longitudinal auxiliary cameras and the pair of transverse auxiliary cameras are both connected with the controller. The position of the trolley path in the visual field of the transverse auxiliary camera is calibrated in advance, and when the trolley deviates from the trolley path, the transverse auxiliary camera can capture the trolley path in time and correct the trolley path according to the deviation degree. The calibration distance between the longitudinal auxiliary camera and the center of the trolley is calibrated in advance, when the ground mark is captured by the longitudinal auxiliary camera, the center of the trolley can be aligned with the ground mark after the trolley moves the calibration distance.
The lifting mechanism comprises a lifting motor, a worm wheel, a worm, a chain, a driving chain wheel, a plurality of driven chain wheels, a plurality of lead screws and a plurality of core columns, the lifting motor is fixedly arranged on the upper part of a chassis, the worm is fixedly connected with the output end of the lifting motor, the worm wheel is rotatably arranged on the chassis, the worm wheel is matched with the worm, the driving chain wheel is concentrically and fixedly connected with the worm wheel, the driven chain wheels are rotatably arranged on the chassis and are provided with through holes with internal threads, a plurality of lead screws are respectively matched with the internal threads of the chain wheels to form thread pairs, the middle parts of the lead screws are provided with cavities for containing the core columns along the axial direction, a plurality of core columns are fixedly arranged on the chassis, the core columns are sleeved in the cavities in the middle parts of the lead screws and prevent the lead screws from rotating, the chain is in transmission connection with, the lifting motor is connected with the controller. The lifting motor drives the worm and the worm wheel to rotate, the worm wheel drives the driving chain wheel to rotate, the driving chain wheel drives all driven chain wheels to rotate through the chain, the chain wheel drives the screw rod to ascend or descend through the internal thread, the core column prevents the screw rod from rotating relative to the base plate, and the screw rod can be supported in an auxiliary mode.
Preferably, the walking wheel comprises a walking motor, a transmission mechanism, a pair of driving wheels and a pair of driven wheels, the driving wheels and the driven wheels are all rotatably installed on the lower portion of the chassis, the driving wheels are connected with the walking motor through the transmission mechanism, the transmission mechanism is a transmission mechanism with a self-locking function, the walking motor is a stepping motor or a servo motor with a speed reducer, and the walking motor is connected with the controller.
Preferably, the steering mechanism comprises an electric push rod, a steering seat, an angular displacement sensor, a steering motor, a transmission part and a steering support disc, the electric push rod is arranged at the lower part of the chassis, the steering seat is arranged at the movable end of the electric push rod, the steering motor is fixedly arranged on the steering seat, the steering support disc is rotatably arranged on the steering seat and is connected with the steering motor through the transmission part, the angular displacement sensor is arranged between the steering seat and the steering support disc to detect the angular displacement of the steering support disc relative to the steering seat, and the electric push rod, the angular displacement sensor and the steering motor are all connected with the controller. When the direction needs to be adjusted, the supporting platform is firstly lowered, so that the trolley does not bear load any more; then the electric push rod electric steering seat moves downwards, the steering support disc is contacted with the ground, and then the whole trolley is jacked up, so that the trolley travelling wheel is separated from the ground a little; and then the steering motor works to drive the trolley to steer, whether the trolley is steered in place can be judged according to the angular displacement sensor, and at the moment, whether the steering is finished or not is judged through the transverse auxiliary camera.
Preferably, the tray two-dimensional code comprises a substrate, a locking device, a plurality of string shafts, a plurality of spacers and a plurality of magnetic columns, wherein the plurality of magnetic columns and the spacers are all strung on the string shafts, the magnetic columns are separated by the spacers, the plurality of string shafts are arranged in parallel and mounted on the substrate, the substrate is fixedly mounted on the tray, the magnetic pole direction of the magnetic columns is along the normal direction of the string shafts, two magnetic poles of the magnetic columns are respectively coated with different colors, and the locking device is mounted on the substrate and used for locking the rotation of the magnetic columns; the trolley is further provided with a tray two-dimensional code modifying magnetic head, a driving circuit and a magnetic head moving device, the tray two-dimensional code modifying magnetic head is installed on the trolley through the magnetic head moving device, the magnetic head comprises electromagnets, the number and the arrangement positions of the electromagnets are matched with the magnetic columns, the magnetic head moving device drives the tray two-dimensional code modifying magnetic head to be aligned to the magnetic columns, the electromagnets are connected with the driving circuit, the driving circuit is provided with a current direction reversing control end, and the current direction reversing control end is connected with the controller. When the magnetic head is aligned with the magnetic column, the center of the magnetic field generated by the magnetic head should have a small amount of offset with the axis of the magnetic column to accelerate the rotation of the magnetic column. The magnetic field produced by the magnetic head should have a smaller range of influence than the magnetic field of the magnetic pole itself. The magnetic heads are aligned to each magnetic column, the electromagnets of the magnetic heads generate corresponding magnetic field directions under the control of the controller to drive the magnetic columns to rotate, so that the required color surfaces rotate to one side close to the magnetic heads, the updating of the two-dimensional codes can be completed, and the rotation of the magnetic columns is locked by the locking device after the updating is completed. After spare parts in the tray are replaced, the tray two-dimensional code is updated by the method, new two-dimensional codes do not need to be printed and pasted again, and management is convenient. The two poles of the magnetic column are preferably coated with black and white, respectively.
Preferably, the tray two-dimensional code further comprises a modifying locking plate, a back plate and a plurality of springs, platforms are machined on two magnetic poles of the magnetic column, modifying unlocking holes are machined in four corners of the base plate and are counter bores, ejector pins matched with the modifying unlocking holes are further installed on the trolley, contact pins are arranged in four corners of the back plate and are smaller than the diameters of the counter bores, through holes are machined in the bottoms of the counter bores, the contact pins are inserted into the through holes, the lengths of the contact pins are larger than the depths of the through holes, ends of the contact pins inserted into the through holes are expanded to form round caps, the springs are installed between the round caps and the bottoms of the counter bores, the modifying locking plate is fixedly installed on one side, close to the base plate, of the back plate, the modifying locking plate is abutted against the platforms of the magnetic column when the stroke is closest to the base, the modified locking plate is spaced from the tandem axis by a distance greater than the radius of the magnetic column. When the tray two-dimensional code needs to be updated, the thimble is pushed into the modification unlocking hole, the back plate is driven to move through the round cap, the modification locking plate is driven to be separated from the magnetic column, the magnetic column can rotate, after modification is completed, namely the magnetic column rotates, the thimble moves out first, the electromagnet still keeps a magnetic field at the moment, the modification locking plate is abutted against the magnetic column again, the magnetic column is locked, and then the magnetic field of the electromagnet is stopped.
Preferably, a damping device is arranged between the magnetic column and the string shaft. Excessive rotation of the magnetic column, jitter and resistance to small amounts of magnetic field disturbances are avoided by the damping means.
Preferably, still include elevating platform and lifter, the warehouse has a plurality of layers of storage layer, the storage layer has all been painted dolly route and ground mark, connects through the support column between the storage layer, the elevating platform has the position of lining up every layer of storage layer and ground in the stroke, the elevating platform is installed at the lifter expansion end, the lifter is installed subaerially, the lifter is connected with the server, the lifter is hydraulic pressure lifter or electric lift pole.
The substantial effects of the invention are as follows: the trolley is guided to move to the lower portion of the tray corresponding to the spare parts through the trolley path and the landmark, the tray is lifted through the lifting mechanism, then the tray is moved to the goods taking area, the required spare parts are placed in the goods taking area in advance through an instruction of an emergency repair center before the emergency repair vehicle arrives, the time for searching and carrying the spare parts can be effectively saved, and the repair efficiency of power grid faults is improved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment.
FIG. 2 is a schematic cross-sectional view of the embodiment.
FIG. 3 is a schematic view of a cart according to an embodiment of the present invention.
Fig. 4 is a schematic view of a bottom structure of a cart according to an embodiment.
Fig. 5 is a schematic structural diagram of an elevating mechanism according to an embodiment.
FIG. 6 is a schematic view of a lead screw installation according to an embodiment.
Fig. 7 is a schematic structural view of a two-dimensional code of a second tray according to an embodiment.
FIG. 8 is a schematic view of the installation of the second magnetic pillar according to the embodiment.
FIG. 9 is a schematic illustration of the locking mechanism of the second embodiment.
FIG. 10 is a schematic view of unlocking the second locking device according to the embodiment.
Wherein: 1. pallet, 2, landmark, 3, cart path, 4, cart, 5, lift table, 6, goods taking area, 7, support column, 8, pallet two-dimensional code, 9, lifting rod, 10, main camera, 11, pallet, 12, chassis, 13, transverse auxiliary camera, 14, driving wheel, 15, driven wheel, 16, steering support disc, 17, longitudinal auxiliary camera, 18, worm, 19, worm wheel, 20, driving chain wheel, 21, lead screw, 22, core column, 23, driven chain wheel, 24, chain, 25, lifting motor, 26, base plate, 27, magnetic column, 28, modification unlocking hole, 29, back plate, 30, mounting foot, 31, round cap, 32, spacer, 33, string shaft, 34, spring, 35, pin, 36, modification locking plate.
Detailed Description
The following provides a more detailed description of the present invention, with reference to the accompanying drawings.
The first embodiment is as follows:
the utility model provides an electric power spare part intelligence warehouse based on thing networking, as shown in fig. 1, this embodiment includes a plurality of tray 1,dolly 4,elevating platform 5,lifter 9 and server, as shown in fig. 2, the warehouse has a plurality of layers of storage layer, the storage layer is all drawn dolly route 3 andlandmark 2, connect throughsupport column 7 between the storage layer, elevatingplatform 5 has the position of lining up every layer of storage layer and ground in the journey,elevating platform 5 installs at the 9 expansion end of lifter,lifter 9 installs underground,lifter 9 is connected with the server,lifter 9 ishydraulic pressure lifter 9 orelectric lifter 9. The ground of the warehouse is provided with a trolley path 3 and alandmark 2, a plurality of pallets 1 are arranged on two sides of the trolley path 3, the trolley path 3 is provided with an extension area, and the extension area of the trolley path 3 extends into the lower part of the pallet 1 and is used for guiding atrolley 4 to enter the lower part of the pallet 1. Tray 1 bottom is equipped with the frame dead zone that is used fordolly 4 to pass through, and warehouse ground is equipped with getsgoods district 6, and tray 1 is equipped with tray two-dimensional code 8, and 8 sign spare part information in the tray 1 of tray two-dimensional code. As shown in fig. 3 and 4, the trolley 4 comprises a main camera 10, a pair of longitudinal auxiliary cameras 17, a pair of transverse auxiliary cameras 13, a steering mechanism, a traveling wheel, a chassis 12, a pallet 11, a lifting mechanism, a communication module and a controller, wherein the main camera 10 is installed on the upper surface of the chassis 12 and used for shooting a pallet two-dimensional code 8, the pallet 11 is installed on the upper portion of the chassis 12 through the lifting mechanism, the traveling wheel and the steering mechanism are respectively installed on the lower portion of the chassis 12, the auxiliary cameras are installed on the lower portion of the chassis 12 and used for shooting a landmark 2, the trolley path 3 comprises two parallel paths, the pair of longitudinal auxiliary cameras 17 are arranged on the lower surface of the chassis 12 along the moving direction of the traveling wheel of the trolley 4, the pair of transverse auxiliary cameras 13 are arranged on the lower surface of the chassis 12 along the normal direction of the moving direction of the traveling wheel of the trolley 4, and the pair of transverse auxiliary cameras, the pair of longitudinal auxiliary cameras 17 are used for shooting the landmark 2, the landmark 2 is the two-dimensional code landmark 2, the arrangement position of the landmark 2 is matched with the pair of longitudinal auxiliary cameras 17, and the pair of longitudinal auxiliary cameras 17 and the pair of transverse auxiliary cameras 13 are connected with the controller. Themain camera 10, the pair of longitudinalauxiliary cameras 17, the pair of transverseauxiliary cameras 13, the steering mechanism, the walking wheels and the lifting mechanism are all connected with the controller, the controller is in communication connection with the server through the communication module, and the server runs the warehouse entry module, the warehouse entry query module and the warehouse exit module. Thelandmark 2 is a color block, a bar code or a two-dimensional code. The position of the trolley path 3 in the visual field of the transverseauxiliary camera 13 is calibrated in advance, and when thetrolley 4 deviates from the trolley path 3, the transverseauxiliary camera 13 can capture the deviation in time and correct the deviation according to the deviation degree. The calibration distance between the longitudinalauxiliary camera 17 and the center of thetrolley 4 is calibrated in advance, and when thelandmark 2 is captured by the longitudinalauxiliary camera 17, the center of thetrolley 4 can be aligned with thelandmark 2 after thetrolley 4 moves the calibration distance.
As shown in fig. 5 and 6, the lifting mechanism includes a lifting motor 25, a worm wheel 19, a worm 18, a chain 24, a driving sprocket 20, a plurality of driven sprockets 23, a plurality of lead screws 21 and a plurality of core columns 22, the lifting motor 25 is fixedly mounted on the upper portion of the chassis 12, the worm 18 is fixedly connected with the output end of the lifting motor 25, the worm wheel 19 is rotatably mounted on the chassis 12, the worm wheel 19 is matched with the worm 18, the driving sprocket 20 is concentrically and fixedly connected with the worm wheel 19, the driven sprockets 23 are rotatably mounted on the chassis 12 and are provided with through holes with internal threads, the plurality of lead screws 21 are respectively matched with the internal threads of the sprockets to form thread pairs, cavities for accommodating the core columns 22 are axially formed in the middle portions of the lead screws 21, the plurality of core columns 22 are fixedly mounted on the chassis 12, the core columns 22 are sleeved in the cavities in the middle portions of the lead screws 21 and prevent the lead, the upper parts of the screw rods 21 are connected with the supporting platform 11, and the lifting motor 25 is connected with the controller. The liftingmotor 25 drives theworm 18 and theworm wheel 19 to rotate, theworm wheel 19 drives the chain wheel to rotate, the drivingchain wheel 20 drives all the drivenchain wheels 23 to rotate through thechain 24, the chain wheels drive thescrew rod 21 to ascend or descend through internal threads, thecore column 22 prevents thescrew rod 21 from rotating relative to thechassis 12, and thescrew rod 21 can be supported in an auxiliary mode. The walking wheel comprises a walking motor, a transmission mechanism, a pair of drivingwheels 14 and a pair of drivenwheels 15, the drivingwheels 14 and the drivenwheels 15 are both rotatably installed on the lower portion of thechassis 12, the drivingwheels 14 are connected with the walking motor through the transmission mechanism, the transmission mechanism is a transmission mechanism with a self-locking function, the walking motor is a stepping motor or a servo motor with a speed reducer, and the walking motor is connected with the controller. The steering mechanism comprises an electric push rod, a steering seat, an angular displacement sensor, a steering motor, a transmission part and asteering support disc 16, wherein the electric push rod is arranged at the lower part of thechassis 12, the steering seat is arranged at the movable end of the electric push rod, the steering motor is fixedly arranged on the steering seat, thesteering support disc 16 is rotatably arranged on the steering seat, thesteering support disc 16 is connected with the steering motor through the transmission part, the angular displacement sensor is arranged between the steering seat and thesteering support disc 16 and is used for detecting the angular displacement of thesteering support disc 16 relative to the steering seat, and the electric push rod, the angular displacement sensor and the steering motor are. When the direction needs to be adjusted, the supportingplatform 11 is firstly lowered, so that thetrolley 4 does not bear load any more; then the electric push rod electric steering seat moves downwards, thesteering support plate 16 is contacted with the ground, and then thewhole trolley 4 is jacked up, so that the travelling wheels of thetrolley 4 are separated from the ground a little; and then the steering motor works to drive thetrolley 4 to steer, whether the steering is completed or not can be judged according to the angular displacement sensor, and at the moment, the transverseauxiliary camera 13 is used for judging whether the steering is completed or not.
The control method of the embodiment comprises the following steps: the server receives spare part requirements sent by a power grid first-aid repair center, finds the position of the required spare part on the tray 1 by inquiring the in-warehouse records, and sends the requirements to the controller of thetrolley 4. Thetrolley 4 controller controls thetrolley 4 to move to the position corresponding to the pallet 1 along the trolley path 3 and move into the position below the pallet 1, and then thepallet 11 is lifted by the lifting mechanism to jack up the pallet 1 to be separated from the ground. Thetrolley 4 is then controlled by thetrolley 4 controller to move along the trolley path 3 to the pick-uparea 6 and lower the pallet 1 to contact the ground, and then thetrolley 4 is moved out of the pallet 1 to pick up or wait for the next spare part. When the spare parts in the pallet 1 in thepick zone 6 are taken out, thetrolley 4 moves the pallet 1 from thepick zone 6 back to the original position in a similar manner to pick. When spare parts are put in a warehouse, thetrolley 4 firstly moves an empty tray 1 to thegoods taking area 6, updates the two-dimensional code 8 of the tray after the spare parts are put in and registered in the server, and then moves the tray 1 to the original position by thetrolley 4 and reports the tray to the server. The warehousing module, the in-warehouse query module and the ex-warehouse module are all easy to implement in the prior art, and are not described herein again.
The beneficial effect of this embodiment does: lead 4 the tray 1 below that the dolly moved the spare part and correspond through dolly route 3 andlandmark 2, drive thesaddle 11 through elevating system and lift up tray 1, then remove tray 1 to getgoods district 6, can reach before the vehicle of salvageing, through the instruction at salvageing center, place required spare part in the district of gettinggoods 6 in advance, can effectively practice thrift the look for and the handling time of spare part for the repair efficiency of grid fault.
Example two:
in this embodiment, a specific improvement is made on the tray two-dimensional code 8 on the basis of the first embodiment. As shown in fig. 7, the tray two-dimensional code 8 includes a substrate 26, a locking device, a plurality of serial shafts 33, a plurality of spacers 32 and a plurality of magnetic columns 27, the plurality of magnetic columns 27 and the spacers 32 are all serially connected to the serial shafts 33, the magnetic columns 27 are separated by the spacers 32, the plurality of serial shafts 33 are arranged in parallel on the substrate 26, the substrate 26 is fixedly mounted on the tray 1 through four corner mounting feet 30, as shown in fig. 8, the magnetic pole direction of the magnetic column 27 is along the normal direction of the serial shafts 33, two magnetic poles of the magnetic column 27 are respectively coated with different colors, and the locking device is mounted on the substrate 26 and used for locking the rotation of the magnetic column 27; the trolley 4 is further provided with a tray two-dimensional code 8 modification magnetic head, a driving circuit and a magnetic head moving device, the tray two-dimensional code 8 modification magnetic head is installed on the trolley 4 through the magnetic head moving device, the magnetic head comprises electromagnets with the number and the arrangement positions matched with the magnetic columns 27, the magnetic head moving device drives the tray two-dimensional code 8 modification magnetic head to align to the magnetic columns 27, the electromagnets are connected with the driving circuit, the driving circuit is provided with a current direction reversing control end, and the current direction reversing control end is connected with the controller. When the magnetic head is aligned with themagnetic pole 27, the magnetic field generated by the magnetic head should have a small offset from the axis of themagnetic pole 27 to accelerate the rotation of themagnetic pole 27. The magnetic field produced by the head should have a smaller range of influence than the magnetic field of themagnetic pillar 27 itself. The magnetic head is aligned with eachmagnetic column 27, the electromagnet of the magnetic head generates a corresponding magnetic field direction under the control of the controller, themagnetic columns 27 are driven to rotate, the required color surface is rotated to one side close to the magnetic head, the updating of the two-dimensional code can be completed, and the rotation of themagnetic columns 27 is locked by the locking device after the updating is completed. After spare parts in the tray 1 are replaced, the tray two-dimensional code 8 can be updated by adopting the method, new two-dimensional codes do not need to be printed and pasted again, and management is convenient. The two poles of themagnetic column 27 are preferably coated with black and white, respectively.
As shown in fig. 9 and 10, the two-dimensional tray code 8 further includes a modifying locking plate 36, a back plate 29 and a plurality of springs 34, wherein two magnetic poles of the magnetic column 27 are respectively processed with a platform, four corners of the base plate 26 are processed with modifying unlocking holes 28, the modifying unlocking holes 28 are counter bores, the cart 4 is further provided with ejector pins matched with the modifying unlocking holes 28, four corners of the back plate 29 are provided with insertion pins 35, diameters of the insertion pins 35 are smaller than diameters of the counter bores, through holes are processed at bottoms of the counter bores, the insertion pins 35 are inserted into the through holes, lengths of the insertion pins 35 are larger than depths of the through holes, ends of the insertion pins 35 inserted into the through holes are expanded to form round caps 31, the springs 34 are installed between the round caps 31 and bottoms of the counter bores, the modifying locking, the modified locking plate 36 abuts the platform of the magnetic column 27, and the distance from the modified locking plate 36 to the axis of the string shaft 33 is greater than the radius of the magnetic column 27 when the back plate 29 travels furthest away from the base plate 26. When the two-dimensional code 8 of the tray needs to be updated, the thimble is pushed into themodification unlocking hole 28, theback plate 29 is driven to move through theround cap 31, and then themodification locking plate 36 is driven to be separated from themagnetic column 27, so that themagnetic column 27 can rotate, after the modification is completed, namely after themagnetic column 27 is rotated, the thimble is moved out first, at the moment, the electromagnet still keeps a magnetic field, themodification locking plate 36 is again abutted to themagnetic column 27, themagnetic column 27 is locked, and then the magnetic field of the electromagnet is stopped. A damping device is arranged between themagnetic column 27 and the string shaft 33. Excessive rotation of themagnetic column 27, jitter and resistance to small amounts of magnetic field disturbances are avoided by damping means. The rest of the structure is the same as the first embodiment.
The beneficial effect of this embodiment does: when spare part information changes, can accomplish the update of information through updating tray two-dimensional code 8, need not carry out printing and pasting of new two-dimensional code, whole process can automize and accomplish, and the operating efficiency is high.
The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.
Claims (9)
1. An intelligent warehouse of electric spare parts based on the Internet of things, which is characterized in that,
the warehouse comprises a plurality of trays, trolleys and servers, wherein a trolley path and a landmark are drawn on the ground of the warehouse, the trays are arranged on two sides of the trolley path, an overhead area for the trolley to pass through is arranged at the bottom of each tray, a goods taking area is arranged on the ground of the warehouse, each tray is provided with a tray two-dimensional code, the tray two-dimensional code identifies spare part information in each tray, each trolley comprises a main camera, an auxiliary camera, a steering mechanism, a walking wheel, a chassis, a pallet, a lifting mechanism, a communication module and a controller, the main camera is mounted on the upper surface of the chassis and used for shooting the tray two-dimensional code, the pallet is mounted on the upper portion of the chassis through the lifting mechanism, the walking wheel and the steering mechanism are respectively mounted on the lower portion of the chassis, the auxiliary cameras are mounted on the lower portion of the chassis and used for shooting the landmark, and the main camera, the auxiliary cameras, the steering mechanism, the walking, the controller is in communication connection with the server through a communication module;
the tray two-dimensional code comprises a substrate, a locking device, a plurality of string shafts, a plurality of spacers and a plurality of magnetic columns, wherein the plurality of magnetic columns and the spacers are all stringed on the string shafts, the magnetic columns are separated by the spacers, the plurality of string shafts are arranged in parallel and installed on the substrate, the substrate is fixedly installed on the tray, the magnetic pole direction of the magnetic columns is along the normal direction of the string shafts, two magnetic poles of the magnetic columns are respectively coated with different colors, and the locking device is installed on the substrate and used for locking the rotation of the magnetic columns;
the trolley is further provided with a tray two-dimensional code modifying magnetic head, a driving circuit and a magnetic head moving device, the tray two-dimensional code modifying magnetic head is installed on the trolley through the magnetic head moving device, the magnetic head comprises electromagnets, the number and the arrangement positions of the electromagnets are matched with the magnetic columns, the magnetic head moving device drives the tray two-dimensional code modifying magnetic head to be aligned to the magnetic columns, the electromagnets are connected with the driving circuit, the driving circuit is provided with a current direction reversing control end, and the current direction reversing control end is connected with the controller.
2. The intelligent warehouse for electric power spare parts based on the Internet of things as claimed in claim 1,
the trolley path is provided with an extension area, and the extension area of the trolley path extends below the tray and is used for guiding the trolley to enter the position below the tray.
3. The intelligent warehouse for electric power spare parts based on the Internet of things according to claim 1 or 2,
the pair of longitudinal auxiliary cameras are used for shooting landmarks, the landmarks are two-dimensional code landmarks, the arrangement positions of the landmarks are matched with the pair of longitudinal auxiliary cameras, and the pair of longitudinal auxiliary cameras and the pair of transverse auxiliary cameras are both connected with the controller.
4. The intelligent warehouse for electric power spare parts based on the Internet of things according to claim 1 or 2,
the lifting mechanism comprises a lifting motor, a worm wheel, a worm, a chain, a driving chain wheel, a plurality of driven chain wheels, a plurality of lead screws and a plurality of core columns, the lifting motor is fixedly arranged on the upper part of a chassis, the worm is fixedly connected with the output end of the lifting motor, the worm wheel is rotatably arranged on the chassis, the worm wheel is matched with the worm, the driving chain wheel is concentrically and fixedly connected with the worm wheel, the driven chain wheels are rotatably arranged on the chassis and are provided with through holes with internal threads, a plurality of lead screws are respectively matched with the internal threads of the chain wheels to form thread pairs, the middle parts of the lead screws are provided with cavities for containing the core columns along the axial direction, a plurality of core columns are fixedly arranged on the chassis, the core columns are sleeved in the cavities in the middle parts of the lead screws and prevent the lead screws from rotating, the chain is in transmission connection with, the lifting motor is connected with the controller.
5. The intelligent warehouse for electric power spare parts based on the Internet of things according to claim 1 or 2,
the walking wheel includes walking motor, drive mechanism, a pair of drive wheel and a pair of follow driving wheel, the drive wheel and all rotate from the driving wheel and install in the chassis lower part, the drive wheel passes through drive mechanism and is connected with the walking motor, drive mechanism is the drive mechanism who has self-locking function, the walking motor is for having step motor or the servo motor of speed reducer, the walking motor is connected with the controller.
6. The intelligent warehouse for electric power spare parts based on the Internet of things according to claim 1 or 2,
steering mechanism includes electric putter, turns to seat, angle displacement sensor, turns to motor, driving medium and steering wheel, electric putter installs in the chassis lower part, turn to the seat and install at the electric putter expansion end, turn to motor fixed mounting on turning to the seat, the steering wheel rotates and installs on turning to the seat, the steering wheel passes through the driving medium and is connected with the steering motor, angle displacement sensor installs between turning to seat and steering wheel, detects the angle displacement of the relative steering wheel seat of steering wheel, electric putter, angle displacement sensor and steering motor all are connected with the controller.
7. The intelligent warehouse for electric power spare parts based on the Internet of things as claimed in claim 1,
the locking device comprises a modified locking plate, a back plate and a plurality of springs, two magnetic poles of the magnetic columns are both provided with a platform, modification unlocking holes are processed at four corners of the base plate, the modification unlocking holes are counter bores, the trolley is further provided with ejector pins matched with the modification unlocking holes, contact pins are arranged at four corners of the back plate, the diameter of the contact pin is smaller than that of the counter bore, a through hole is processed at the bottom of the counter bore, the contact pin is inserted into the through hole, the length of the contact pin is larger than the depth of the through hole, the end of the contact pin inserted into the through hole is expanded to form a round cap, the spring is arranged between the round cap and the bottom of the counter bore, the modification locking plate is fixedly arranged on one side of the back plate close to the base plate, when the stroke of the back plate is closest to the base plate, the modification locking plate is abutted to the magnetic column platform, and when the stroke of the back plate is furthest away from the base plate, the distance between the modification locking plate and the axis of the string shaft is greater than the radius of the magnetic column.
8. The intelligent warehouse for electric power spare parts based on the Internet of things as claimed in claim 1,
and a damping device is arranged between the magnetic column and the string shaft.
9. The intelligent warehouse for electric power spare parts based on the Internet of things according to claim 1 or 2,
still include elevating platform and lifter, the warehouse has a plurality of layers of storage layer, the storage layer has all been painted dolly route and land mark, connects through the support column between the storage layer, the elevating platform has the position of lining up every layer of storage layer and ground in the journey, the elevating platform is installed at the lifter expansion end, the lifter is installed subaerially, the lifter is connected with the server, the lifter is hydraulic pressure lifter or electric lift pole.
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| CN110562652A (en) | 2019-12-13 |
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