Background technology
In order to realize article quick identification and information system management; Generally adopt barcode technology that article are identified; In order to improve the recognition efficiency and the reliability of single grade decals article, ultra-high frequency RFID technology is applied in some gradually and is worth in the higher article, like clothes, shoes and hats, wine etc.; Generally adopt automatic identification equipment to realize the fast data collection in present single grade ultrahigh frequency RFID supply chain management; Improve and warehouse-in efficiency and supply chain diaphaneity; One cover automatic identification equipment generally comprises PC, conveyer, reading and writing device system (containing read write line, feeder line, antenna), shielding passage; FCL decals goods directly is put on the conveyer; Conveyer carries Full Container Load through the shielding passage with certain speed, and passage ability shielded radio frequency signal avoids misreading other labels beyond the Full Container Load on the current conveyer; The internal read one-writing system realizes the identification rapidly and accurately of not unpacking of Individual Items in the case, and the article RFID data that recognize are sent to PC carry out data handing.
But; Existing UHF automatic identification equipment has following shortcoming: 1, chest is placed directly on the conveyer of containing metal composition; And container article RFID label is generally non-anti-metal tag, the RFID label of bottommost disturbed by metal to cause discerning or recognition effect poor; 2, label antenna generally is a linear polarization; Reading performance is not different yet simultaneously with angle in the relative reading and writing device antenna of label antenna position; Generally speaking, reading performance is very poor when label antenna length direction and reading and writing device antenna Surface Vertical, and reading performance was fine when the label antenna plane was parallel with the reading and writing device antenna surface; And the article RFID label in the container is a ccasual in the relative position and the angle of when vanning and reading and writing device antenna, and the automatic identification equipment skip rate present based on this reason is very high; 3, use PC, reliability is low, and inconveniences such as operating personal operation keyboard waste time and energy.
Summary of the invention
The utility model technical issues that need to address have provided a kind of UHF automatic identification equipment that can make the container rotation, are intended to solve the above problems.
In order to solve the problems of the technologies described above, the utility model is realized through following technical scheme:
The utility model comprises: conveyer mechanism; The shielding passage of a built-in read-write system passes in described conveyer mechanism; In described conveyer mechanism, settle one can be reciprocal Rotary tray; In have the article container of ultrahigh frequency electronic tag to be placed on the described Rotary tray.
Compared with prior art, the beneficial effect of the utility model is: the non-metal Rotary tray supports the FCL article, has avoided the influence of conveyer bottom metal to electronic tag reading performance in the case, has improved the reading performance of container bottom article tag; The Rotary tray that is loaded with article is run into wheel flutter and can be produced and rotatablely move in motion process; Changed the relative angle between article tag and the reading and writing device antenna; Avoided the very big uncertainty of the reading performance that the randomness of article tag position brings, reduced skip rate article tag identification; The industrial computer that has touch function, its functional reliability is better than PC, the operation of being more convenient for.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail:
Visible by Fig. 1, Fig. 2: the utility model comprises: conveyer mechanism 2; The shielding passage 3 of a built-in read-write system (not shown) passes in described conveyer mechanism 2; In described conveyer mechanism 2, settle one can be reciprocal Rotary tray 4; In have the article container 1 of ultrahigh frequency electronic tag to be placed on the described Rotary tray 4.
Described read-write system links to each other with the touch industrial computer 5 of fixed in position outside shielding passage 3.
The contact position is a non-metallic material between described Rotary tray 4 and the container 1.
The technical matters that the utility model will solve is in order to overcome influence, the label antenna relative reading and writing device antenna position that can't avoid metal pair RFID electronic tag reading performance that prior art self produces and position to the influence of skip rate, the PC influence to simple operation property; A kind of UHF automatic identification equipment of article rotation is provided, and it has realized reducing influence, reduction label skip rate, raising reliability and the simple operation property of metal pair RFID label.
The utility model comprises touch industrial computer, conveyor system, read-write system (containing read write line, feeder line, antenna), shielding passage; Wherein conveyor system comprises basic machine, belt, Rotary tray, wheel flutter, sensor, motor and PLC control system; Conveyor system realizes that the initial sum of FCL article stops to detect; Assurance is separated the image data of front and back case article; The control of sense of motion, speed, length of the halt realizes in motion process, being rotated reducing the skip rate of FCL article, and PLC detecting sensor signal also carries out communication and data exchange with touch industrial computer; Passage ability shielded radio frequency signal avoids misreading other labels beyond the Full Container Load on the current conveyer; Reading and writing device system realizes the identification rapidly and accurately of not unpacking of Individual Items in the case, and the article RFID data that recognize are sent to touch industrial computer carry out data handing; Touch industrial computer is the control core of total system; Be responsible for control conveyor system and reading and writing device system also and its swap data; Accept the instruction of operating personal through man machine interface, carry out data exchange through various wired or wireless interfaces and upper computer management system.
REID is a kind of emerging automatic identification technology; It is to utilize wireless radio frequency mode to carry out the noncontact bidirectional data communication; To reach the purpose of target recognition and swap data; It can be used to follow the tracks of and manage nearly all physical object, all has wide practical use in various fields such as automation of industry, business automation, communications and transportation control and management, false proof and military affairs.Difference according to working frequency range; The RFID technology can also be divided into low frequency (135kHz below), high frequency (13.56MHz), UHF (860~960MHz) and several types in microwave (more than the 2.4GHz) etc.; Wherein the super high frequency radio frequency recognition technology has that read or write speed is fast, memory capacity is big, decipherment distance is far away and reads while write advantage such as a plurality of labels, thereby has obtained using widely.
As shown in Figure 1, the utility model comprises touch industrial computer 5, conveyor system 2, read-write system (containing read write line, feeder line, a plurality of antenna), shielding passage 3, and the shielding passage covers the centre portion of conveyer; Read-write system is installed in the shielding channel interior; Touch industrial computer is installed in the side of shielding passage, and wherein conveyor system comprises basic machine, belt, Rotary tray, wheel flutter, sensor, motor and PLC control system, and is as shown in Figure 2; Rotary tray 4 is placed on basic machine and the belt; Wheel flutter 21 and sensor are contained in the side of basic machine, are uploaded to industrial computer behind the signal of PLC through sensor to a decals chest arrival, and industrial computer control read-write system is started working; Read the single article article tag in the container; Be placed on container on the Rotary tray and in this motion process, can run into rotor wheel twice and produce twice and rotatablely move, greatly reduce the skip rate, container continues along with Rotary tray another transducing signal of motion triggers forward; PLC passes to industrial computer with the end signal that reads of this container; Industrial computer receives that back control read-write system stops to read, and simultaneously the label data of this case goods that is read is handled, and upper management system is preserved and passed to the words that all read then with data; Do not report to the police entirely if read, can this case goods be read or hand-held set reads once more; So far one case goods reads and finishes, and can next case goods be put into and discern, and circulation always can be discerned many casees goods continuously.
The utility model working process is following: during warehouse-in; Industrial computer obtains storage bill through the upper computer management system; Operating personal will be put container in storage and discerned through the UHF automatic identification equipment, and industrial computer compares article RFID label data and storage bill in the container that collects, as unanimity then operating personal can confirm the warehouse-in; To report to the police and the generated error detail as inconsistent, thereby accomplish in-stockroom operation; During outbound; Industrial computer obtains the outbound list through the upper computer management system; Operating personal is discerned the outbound container through the UHF automatic identification equipment, industrial computer will collect in the container article RFID label data and outbound singly compare, as unanimity then operating personal can confirm outbound; To report to the police and the generated error detail as inconsistent, thereby accomplish the outbound operation.
Though more than described the specific embodiment of the utility model; But those skilled in the art is to be understood that; These only are casehistorys, under the prerequisite of principle that does not deviate from the utility model and essence, can make numerous variations or modification to these embodiments; Therefore, the protection domain of the utility model is limited appended claims.