CN103208042A - Fork truck and running management system of fork truck - Google Patents
Fork truck and running management system of fork truck Download PDFInfo
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- CN103208042A CN103208042A CN2013100179958A CN201310017995A CN103208042A CN 103208042 A CN103208042 A CN 103208042A CN 2013100179958 A CN2013100179958 A CN 2013100179958A CN 201310017995 A CN201310017995 A CN 201310017995A CN 103208042 A CN103208042 A CN 103208042A
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Abstract
The invention provides a fork truck and a running management system of the fork truck, which can effectively utilize universality and convenience of a manned fork truck and perform reliable inventory management and work condition management. The fork truck, together with a running management unit (2) performs data transmission and reception through wireless communications. The fork truck has a driving unit (3), a self-position identification unit (4), a state identification unit (5), a state report unit (6) which transmits position information (J1), loading information (J2) of cargo (W), vehicle departure/parking information (J3), and unloading position information (J4) of the cargo (W) to the running management unit (2), and a loading object report unit (7) which transmits identification codes (C) of the cargo (W) to the running management unit (2). Driving indication data (D1) and operation indication data (D2) transmitted from the running management unit (2) are regulated according to the data transmitted from the state report unit (6) and the loading object report unit (7).
Description
Technical field
The present invention relates to the operation management system of a kind of fork truck and fork truck, particularly relate to a kind of improvement with fork truck and fork truck operation management system of operational guidance function.
Background technology
In the past, as loaded operation assisting (below, be called the operational guidance function) fork truck, made up wireless handie-talkie, radio modem and display, radio modem and notebook computer, PDA(Personal Digital Assistant: personal digital assistant) etc. fork truck is by extensive practicability (for example, with reference to patent documentation 1).
In addition, as the orientation management in the warehouse, general site of storage at goods and goods shows the method for the identification marking of bar coded sticker etc., but because to the identification marking trouble is installed in whole site of storages, proposed to have utilized the orientation management (for example, with reference to patent documentation 2) of GPS.
In addition, the fork truck that possesses the operational guidance function receives the indication of the operation of system computer from operational management, system operator, the driver carries out cargo handling operation according to the operation indication with fork truck, the data of the meaning that the transmission operation is finished when the end of job, have enough functions as the indication of the operation in the operation management system of manned fork truck of a series of operations of management management, but do not have enough functions to the management of the inventory locations of goods with as the management of the working condition of the fork truck of cargo gear.
In addition, under the situation of the keeping as the goods multilayer is loaded, in order to take out following goods, need to be positioned at top goods and move to other place in advance, but about the movement of this goods, just then need additionally to set up flow chart by the operational guidance function and under the situation of manned fork truck, indicate to the operator.
And, paying close attention to the safety of goods, the person can easily move manned fork truck then to have the driving experience, therefore also worries the extraction, stolen of night, the off-day goods that generation is taken care of.
For generation and the inhibition state of affairs of knowing this state of affairs rapidly takes place, need to monitor manned fork truck.
In addition, in manned fork truck, though have the advantage of the goods of carrying uncertain shape efficiently, but for the conveyance (going out warehouse-in) that can carry out goods efficiently, need shift and place coming out earlier of making to enter earlier, to have the people to drive to carry out under the situation that this transfer places, what have goods goes out to put in storage long and operating efficiency of activity duration such problem that descends.
In addition, in the orientation management that has utilized GPS, need the position detection error of absorption or correction GPS to use, its processing is miscellaneous.
Patent documentation 1: TOHKEMY 2002-167012 communique
Patent documentation 2: TOHKEMY 2005-35751 communique
Summary of the invention
The present invention in view of above-mentioned in the past fork truck and the existing problem of operational system of fork truck, its purpose is to provide a kind of and can effectively utilizes versatility, the convenience of the manned fork truck that possesses the operational guidance function and carry out reliable stock control and the fork truck of working condition management, and a kind of fork truck of security of effective utilization, equipment control and the goods that can improve unpiloted laborsavingization and equipment and the operation management system of fork truck are provided.
In order to reach above-mentioned purpose, fork truck of the present invention, the transmission of carrying out data by radio communication with the operational management unit receives, and this fork truck is characterised in that, possess: travel unit makes fork truck travel according to travel designation data and operation designation data from the operational management unit; Own location identification unit, the own position of identification fork truck; State recognition unit, the working condition of identification fork truck; The status report unit sends to described operational management unit with the positional information of the fork truck by described own location identification unit identification, the dispatching a car of hosting Information, the fork truck/parking information of goods by described state recognition unit identification and the loading position information of the goods by own location identification unit and state recognition unit identification; And tote report unit, the identification code of reading displayed on goods also sends to described operational management unit with this identification code, wherein, according to from described status report unit and the data that send of tote report unit regulate travel designation data and the operation designation data that sends from the operational management unit.
In this case, described travel unit can comprise the indication mechanism of the operation designation data that demonstration sends from the operational management unit and the designation data of travelling and be used for there to be people's mode to carry out the mobility operation mechanism of the mobility operation of fork truck.
In addition, described travel unit can comprise for the actuator of the mobility operation of carrying out fork truck in unmanned mode and the control gear of controlling this actuator according to the operation designation data that sends from the operational management unit and the designation data of travelling.
In addition, described travel unit can include the people and drive the unit, unmanned unit and switch unit, wherein, someone drives the indication mechanism of the operation designation data that the unit comprises that demonstration sends from the operational management unit and the designation data of travelling and is used for there to be people's mode to carry out the mobility operation mechanism of the mobility operation of fork truck, unmanned unit comprises that switch unit switches has the people to drive unit and unmanned unit for the actuator of the mobility operation of carrying out fork truck in unmanned mode and the control gear of controlling this actuator according to the operation designation data that sends from the operational management unit and the designation data of travelling.
And the adjusting of travel designation data and the operation designation data that sends from the operational management unit is to decide track that fork truck exercises and the loading and unloading operation content of goods according to the hosting Information of the positional information of fork truck, goods and loading position information.
In addition, in order to reach identical purpose, the operation management system of fork truck of the present invention is characterised in that, uses described fork truck, according to from described status report unit and the data that send of tote report unit manage the working condition of fork truck and the Inventory Performance of goods.
In addition, can use described unmanned or have the people unmanned and with the fork truck of driving, send according to the loading position information from described status report unit shipment and to be used for from by the " loaded " position of the goods of operational management Single Component Management and the required goods transposing data of first-in first-out that the upper-lower position under the situation that multilayer is loaded carries out goods, the fork truck that receives these data when finishing based on the driving from the operation designation data of operational management unit and the designation data of travelling by the unmanned driving of carrying out the transposing of goods.
According to fork truck of the present invention, undertaken by radio communication possessing in the fork truck that the transmission of data receives with the operational management unit: travel unit makes fork truck travel according to travel designation data and operation designation data from the operational management unit; Own location identification unit, the own position of identification fork truck; State recognition unit, the working condition of identification fork truck; The status report unit sends to described operational management unit with the positional information of the fork truck by described own location identification unit identification, the dispatching a car of hosting Information, the fork truck/parking information of goods by described state recognition unit identification and the loading position information of the goods by own location identification unit and state recognition unit identification; And tote report unit, the identification code of reading displayed on goods also sends to described operational management unit with this identification code, wherein, according to from described status report unit and the data that send of tote report unit regulate travel designation data and the operation designation data that sends from the operational management unit, therefore comprise and the inventory locations multilayer of goods is loaded and the situation of keeping can be carried out the management of goods reliably, can send travel reliably designation data and operation designation data from the operational management unit to fork truck, and will be recorded in the operational management unit as the working condition of the fork truck of cargo gear, can know rapidly that fork truck is at night, whether move off-day, and then can prevent the extraction of goods, stolen.
In addition, described travel unit comprises the indication mechanism of travel designation data and operation designation data that demonstration sends from the operational management unit and is used for there to be people's mode to carry out the mobility operation mechanism of the mobility operation of fork truck, can provide a kind of thus and can effectively utilize versatility, the convenience of the manned fork truck that possesses the operational guidance function and carry out reliable stock control and the fork truck of working condition management.
In addition, described travel unit comprises for the actuator of the mobility operation of carrying out fork truck in unmanned mode and the control gear of controlling this actuator according to the operation designation data that sends from the operational management unit and the designation data of travelling, can carry out the management of reliable stock control and working condition thus in unpiloted fork truck.
In addition, described travel unit includes the people and drives the unit, unmanned unit and switch unit, wherein, someone drives the indication mechanism of the operation designation data that the unit comprises that demonstration sends from the operational management unit and the designation data of travelling and is used for there to be people's mode to carry out the mobility operation mechanism of the mobility operation of fork truck, unmanned unit comprises for the actuator of the mobility operation of carrying out fork truck in unmanned mode and the control gear of controlling this actuator according to the operation designation data that sends from the operational management unit and the designation data of travelling, switch unit switches has the people to drive unit and unmanned unit, can switch the someone thus and drive with unmanned, carry out the stock control of goods and the working condition management of fork truck while effectively utilize people/unpiloted strong point.
In addition, operation management system according to fork truck of the present invention, use described fork truck according to from described status report unit and the data that send of tote report unit manage the working condition of fork truck and the Inventory Performance of goods, the Inventory Performance management of reliable goods can be carried out thus, and the inhibition that the extraction of goods W, stolen such state of affairs take place can be expected.
In addition, use described unmanned or have the people unmanned and with the fork truck of driving, send according to the loading position information from described status report unit shipment and to be used for from by the " loaded " position of the goods of operational management Single Component Management and the required goods transposing data of first-in first-out that the upper-lower position under the situation that multilayer is loaded carries out goods, the fork truck that receives these data is driven by the unmanned transposing of carrying out goods when finishing based on the driving from the operation designation data of operational management unit and the designation data of travelling, utilize night thus, the operation that the time on off-day etc. brings the upper-lower position of the goods of changing the multilayer loading improves the operating efficiency of the loading and unloading of the goods W on daytime on ordinary days.
Description of drawings
Fig. 1 is the synoptic diagram of the manned fork truck in the expression fork truck of the present invention.
Fig. 2 is that expression has the people unmanned and with the synoptic diagram of the fork truck of driving in the described fork truck.
Fig. 3 is the synoptic diagram of the unpiloted fork truck in the described fork truck of expression.
Fig. 4 is the guide look of the function that possesses of each fork truck of expression.
Fig. 5 is the guide look of the difference of expression own position judgement unit and own position deduction unit.
Fig. 6 represents the motion flow of manned fork truck of the operation management system of fork truck of the present invention.
Fig. 7 represents the motion flow from the manned fork truck of the operation indication of the upper system in the described operation management system.
Fig. 8 represents then Fig. 7 process flow diagram afterwards.
Fig. 9 represents the motion flow by the manned fork truck of the operation indication of the account ticket in the operation management system of described fork truck etc.
Figure 10 represents the motion flow of unpiloted fork truck of the operation management system of described fork truck.
Figure 11 represents the motion flow from the unpiloted fork truck of the operation indication of the upper system in the operation management system of described fork truck.
Figure 12 represents to illustrate the motion flow that the indicator's that shunts the operation of the operation management system of described fork truck distributes.
Figure 13 is the stereographic map of summary of the state in expression logistics warehouse.
Figure 14 represents the flow process of the transposing of the goods that multilayer is loaded.
Flow process under the situation of the transposing that the generation multilayer is loaded during till Figure 15 represents to finish from the outbound to the outbound.
Description of reference numerals
1: fork truck; 2: the operational management unit; 3: travel unit; 3A: the someone drives the unit; 3B: unmanned unit; 30: mobility operation mechanism; 31: indication mechanism; 32: actuator; 33: control gear; 34: switch unit; 4: own location identification unit; 5: state recognition unit; 6: the status report unit; 7: tote report unit; C: identification code; D1: the designation data of travelling; D2: operation designation data; J1: positional information; J2: hosting Information; J3: dispatch a car/parking information; J4: loading position information; W: goods.
Embodiment
Below, the embodiment of fork truck of the present invention is described with reference to the accompanying drawings.
[embodiment 1]
An embodiment of expression fork truck of the present invention among Fig. 1 ~ Fig. 4.
This fork truck 1 possesses: travel unit 3, and constitute the transmission of carrying out data by radio communication and operational management unit 2 and receive, according to travel designation data D1 and operation designation data D2 from operational management unit 2 fork truck 1 is travelled; Own location identification unit 4, the own position of identification fork truck 1; State recognition unit 5, the working condition of identification fork truck 1; Status report unit 6 sends to operational management unit 2 with the positional information J1 of the fork truck 1 by 4 identifications of own location identification unit, the dispatching a car of hosting Information J2, fork truck 1/parking information J3 of goods W by state recognition unit 5 identifications and the loading position information J4 of the goods W by own location identification unit 4 and state recognition unit 5 identifications; Tote report unit 7, reading displayed sends to operational management unit 2 at the identification code C of goods W and with identification code C, wherein, according to from status report unit 6 and the data that send of tote report unit 7 regulate 2 travel designation data D1 and the operation designation data D2 that send from the operational management unit.
Thus, can comprise and the inventory locations multilayer of goods W be loaded and the situation of keeping manages, can be from operational management unit 2 to fork truck 1 send state with fork truck 1 travel reliably accordingly designation data D1 and operation designation data D2, and will be recorded in the operational management unit 2 as the working condition of the fork truck 1 of cargo gear, can know rapidly night, off-day fork truck 1 whether move, and then can prevent the extraction, stolen of goods W.
In addition, in the present embodiment, ground system 2A and upper system 2B are referred to as operational management unit 2, suitably are divided into ground system 2A and upper system 2B describes, but also can be by a system and arranging that comprises two functions.
And, between operational management unit 2 and fork truck 1, carry out radio communication that the transmission of data receives the positional information J1 of the designation data D1 that travels, operation designation data D2, fork truck 1, the dispatching a car of hosting Information J2, fork truck/parking information J3 etc. of goods W by state recognition unit 5 identifications are carried out two-way communication, for example with the use of IEEE802.11b standard the WLAN etc. of the charged ripple of 2.4GHz use and be communication media, the transmission of carrying out data between the transmitter-receiver S2 of the transmitter-receiver S1 of fork truck 1 side and operational management unit 2 sides receives.
In addition, become communicating by letter of the 1:N that communicates with a plurality of fork trucks 1 this moment from operational management unit 2.
The status report unit that own location identification unit 4 is fork trucks 1 described later reads its positional information J1 in the place of the location recognition of carrying out fork truck 1.
Recognition methods as own position, if can be provided in the place that fork trucks 1 such as floor, shelf pass through the function of recognizing site in fork truck 1 driving process, then be not particularly limited, but in the present embodiment, on the floor, shelf printing or bonding strip shape code, two-dimensional bar.Be not only the discrete location recognition (the park way address of goods W) in the address unit in transfer place, but also be pasted on the path of fork truck 1, can also grasp the position on the path that fork truck 1 passes through thus.
By replacing bar code, two-dimensional bar, and bury underground or attaching rfid (Radio Frequency Identification: radio-frequency (RF) identification), identify discrete position in the same manner with the situation of bar code on ground etc.
In addition, in unpiloted fork truck, under the situation of the guiding control of travelling following the trail of tape, optics band, detect the reflecting plate laid along guide line or the detected member of the iron plate that connect in the guide line by detections such as proximity transducers etc. by reflective photoelectric sensor, obtain the relative position of the reference position of starting point with respect to fork truck 1 etc., can be identified as positional information J1.
And with have the people drive with unpiloted system in, do not guarantee travelling with unmanned identical track when having the people to drive, the equipment of therefore wishing can to differentiate the position as bar code, two-dimensional bar in wide scope uses and is detecting unit.
The similar function of recognition function as the own position that has with own location identification unit 4, the estimation function of own position is arranged (in the own location identification unit 4 in the present embodiment, the recognition function and the estimation function that comprise own position, but the own location identification unit of main explanation.）。
The recognition function of the own position of Cai Yonging is grasped the current location of fork truck 1 discretely with address unit in the present embodiment.On the other hand, in the estimation function of own position, grasp the position of fork truck 1 with continuous quantity.
In the estimation function of own position, come recognizing site discretely with RFID, the bar code that in own location identification unit 4, adopts, generation pulse to the rotary encoder of the synchronous pulse of the rotation that is equipped in gyrosensor on the fork truck and generation and running vehicle wheel is counted, by the distance of travelling with carry out computing by the direction that gyrosensor obtains and make the deviation with discrete known position become known coordinate, infer the position of oneself thus.
In addition, estimation function as own position, can also use SLAM(Simultaneous Localization and Mapping: synchronously the location with build figure) technology infers the position of oneself, this SLAM technology is operated laser by the laser scanning device on the car body that is arranged on fork truck 1, by the distance of the object around measuring with the laser of radial irradiation from laser scanning device, check to infer oneself position of (fork truck 1) with the map of measuring in advance.This with described later independently travel corresponding.
The recognition function of the own position that own location identification unit 4 has (own location recognition function) and the difference table of own position deduction function are shown among Fig. 5.Both also can possess both sides, but needn't necessarily possess both sides, as long as possess the function of any.
In addition, in unpiloted fork truck, when driving automatically, need own position deduction function in order independently to travel, own position discrimination function is any additional things in guiding control.
State recognition unit 5 is unit of the dispatching a car of hosting Information J2, fork truck 1/parking information J3 of identification goods W, hosting Information J2 can be stated from the loading of identifying goods W on the fork by the goods W that detects by tote report unit 7 identifications described later, dispatch a car/rotation of the running vehicle wheel that parking information J3 can be by detecting fork truck 1 identifies.
Specifically, under the situation of battery type fork truck, the signal, the signal wire of initiating signal etc. that drives the oil pressure pump of fork of action display lamp that can take out driving signal, the brake of the motor that travels easily carries out.
In addition, under the situation of using the engine type fork truck, can by suitably append the oil pressure detection, speed detection sensor waits status recognition.
Hosting Information J2 can be imported by the driver when the loading of goods W is finished in manned fork truck, dispatch a car in addition/parking information J3 can also identify by own location identification unit 4.
In addition, the loading position information J4 of goods W is according to synthetically identifying by own location identification unit 4 and state recognition unit 5 both recognition data.
At this moment, under the situation of multilayer lade W, by the elevation information of additional fork, can in the information J4 of the loading position of goods W, add the information that multilayer is loaded.
Status report unit 6 has following function: become under the situation about can move at the power supply of connecting fork truck 1, report is by the function of the positional information J1 of the current location of the fork truck 1 of own location identification unit 4 identifications; And with the hosting Information J2 as the beginning of the loading action of goods W and ending message by state recognition unit 5 identification, as the starting of travelling of fork truck 1, stop and the dispatching a car of the information of the variation of driving condition/parking information J3 reports to the function of operational management unit 2.
Tote report unit 7 reading displayed on goods W identification code C and identification code C sent to operational management unit 2, specifically has following function: read as the bar code (data as bar code have Item Title, lot number etc.) of pasting or be printed on the identification code C of goods W by barcode reader, and the Item Title of goods W, lot number etc. are reported to operational management unit 2.
Barcode reader is will ride over transport object by wired portable reader that the operator operates by the driver to read in manned fork truck, reports to operational management unit 2 thus.
In unpiloted fork truck, when loading action by the barcode reader of the front end of the body that is installed in fork truck 1 or fork automatically read paste or be printed on goods W regulation the bar code installation site bar code and report to operational management unit 2.
In addition, under manned situation, also with unpiloted situation similarly, can automatically read and report to operational management unit 2.
In addition, operational management unit 2 has the travel job scheduling function of travel designation data D1 and operation designation data D2 that designation data D1 and operation designation data D2 and adjusting dispatch of scheduling.
In scheduling feature, mainly according to the positional information J1 of the current location of fork truck 1 with as the track (designation data of travelling D1) that current location is namely loaded the position, unloading position decides fork truck 1 to exercise of the goods W that becomes the loading and unloading object, and determine the concrete loading and unloading operation content (operation designation data D2) of goods W and send to fork truck 1.
In addition, fork truck 1 of the present invention can be applied to manned fork truck, unpiloted fork truck and the fork truck that the unmanned and usefulness of people is arranged, when constituting manned fork truck, travel unit 3 comprises the indication mechanism 31 of demonstration 2 travel designation data D1 and operation designation data D2 that send from the operational management unit, and be used for there to be people's mode to carry out the mobility operation mechanism 30 of the mobility operation of fork truck 1, provide a kind of thus and can be used as manned fork truck, can effectively utilize the versatility of the manned fork truck that possesses the operational guidance function, convenience, and carry out the fork truck 1 of reliable stock control and working condition management.
In addition, when constituting unpiloted fork truck, as shown in Figure 3, travel unit 3 comprises for the actuator 32 of the mobility operation of carrying out fork truck 1 in unmanned mode and according to 2 travel designation data D1 and the operation designation data D2 that send control the control gear 33 of actuator 32 from the operational management unit, unpiloted fork truck can be used as thus, the management of reliable stock control and working condition can be in unpiloted fork truck, carried out.
In addition, when constituting the fork truck of the unmanned and usefulness of people, as shown in Figure 2, travel unit 3 includes the people and drives unit 3A, unmanned unit 3B and switch unit 34, someone drives unit 3A and comprises the indication mechanism 31 of demonstration 2 travel designation data D1 and operation designation data D2 that send from the operational management unit and be used for there to be people's mode to carry out the mobility operation mechanism 30 of the mobility operation of fork truck 1, unmanned unit 3B comprises for the actuator 32 of the mobility operation of carrying out fork truck 1 in unmanned mode and according to 2 travel designation data D1 and the operation designation data D2 that send control the control gear 33 of actuator 32 from the operational management unit, switch unit 34 switches has the people to drive unit 3A and unmanned unit 3B, on one side thereby can switch the someone thus drives and the unmanned people of having effectively utilized/unpiloted strong point, carry out the stock control of goods W and the working condition management of fork truck 1 on one side.
Fig. 4 is the manned fork truck of having summed up the carrier state function of reporting, the figure of people's function unmanned and that possess with fork truck, unmanned fork truck is arranged.
The operation management system of the fork truck of the present invention that has utilized above-mentioned fork truck 1 then, is described.
The operation management system of this fork truck uses above-mentioned fork truck 1, according to from status report unit 6 and the data that send of tote report unit 7 manage the working condition of fork truck 1 and the Inventory Performance of goods W.
The motion flow of the manned fork truck of this operation management system specifically, is described according to Fig. 6 ~ Fig. 9.
As mentioned above, in this manned fork truck, possess status report unit 6 and tote report unit 7 is arranged.
And, when the primary power of fork truck 1 becomes ON, this state is sent to operational management unit 2 with communication mode, this state of record in operational management unit 2.
In addition, identify the beginning of travelling of fork truck 1, the event that stops, address information, the loading in the identification of position identification point, the action of unloading by own location identification unit 4, state recognition unit 5, send to operational management unit 2 and be recorded in operational management unit 2 as separately data, manage the working condition of fork truck 1 and the Inventory Performance of goods W thus.
In addition, the operation management system of the operation of the manned fork truck of upper system 2B use and management by a plurality of ground system 2A of the management in the operational management unit 2 comes to provide the motion flow under the situation of indication of operation to be illustrated among Fig. 7 to fork truck 1.
At first, upper system 2B selects the ground system 2A of the necessary goods W of management from operational management unit 2, as the operation indication and indicate with communication mode from upper system 2B terrestrial system 2A, the ground system 2A that receives indication is on the operational guidance display device that is presented at fork truck 1 and this content is notified to fork truck with communication with the operation indication (designation data of travelling D1 and operation designation data D2) of distributing to the fork truck 1 that this ground system 2A manages.
And, by tote report unit 7, the goods of being confirmed institute's conveyance by barcode reader is appointed goods W, and be recorded as tracked information, report with communication that hosting Information J2 terrestrial system 2A(operational management unit 2 as goods) ground system 2A reports to the upper system 2B line item of going forward side by side.
Undertaken as after the reading of the bar code of the identification code C of goods W by the driver, move goods W to loading position till the back unload goods W in unloading position.
As the report of the state variation of travelling, stopping of the loading of goods W, unloading, fork truck 1, with the address passed through in travelling, to load the address, unload set address be that the address information of the discrete location information identified of own position discrimination function reports to operational management unit 2.
At this moment, loading operation and unloading operation add the elevation information of fork and send under the situation that multilayer is loaded, but only being under the situation that keeps flat goods W of one deck, can omit the elevation information of fork.
When unloading goods W in unloading position, the driver is input to the end device of operational guidance with the meaning of this end of job, reports to ground system 2A thus, and reports to upper system 2B from ground system 2A.
Upper system 2B receives the situation that the end of job of fork truck 1 is given in indication via ground system 2A, whether retrieval has ensuing operation, if operation is arranged then this fork truck 1 is distributed in this operation, ground system 2A to this fork truck 1 of management sends travel designation data D1 and operation designation data D2, and the data that 1 transmission sends from upper system 2B from ground system 2A to fork truck are carried out the operation indication.
In order to carry out the actual driver behavior of fork truck 1, indicate job content via ground system 2A to the driver from upper system 2B by manned driver, the driver carries out operation according to this indication.
The indication of operation is single indication, or once provide a plurality of indications, according to the working condition of the amount of operation, fork truck 1 and difference.
This operational management unit 2(is in the situation that comprises ground system 2A and upper system 2B) be characterised in that, irrelevant with having or not of the operation of upper system 2B, the content that will change under the situation that the state variation of fork truck 1 produces reports to ground system 2A with communication, according to driven by the operation managed indication (designation data of travelling D1 and operation designation data D2) fork truck 1 during, can grasp the working condition of fork truck 1 and as the movement of the goods W of transport object, carry out reliable stock control.
In addition, by adopting this system, can expect the inhibition that the extraction of this goods W, stolen such state of affairs take place.
Under the situation of the extraction of carrying out goods W etc., the driver who has malice is difficult to expect for this reason and prepares the warehouse that fork truck arrived keeping goods W afterwards, can be the extraction that the fork truck that possesses the function for monitoring in the driving prevents goods W by expressing therefore.
The key of general commercially available fork truck has only several combinations, in only by lock management on common, just can mobile fork truck by taking standby key, therefore abundant inadequately aspect the inhibition crime, by adopting the operation management system of the working condition that can manage fork truck 1, can improve the inhibition of stolen grade.
In addition, beyond the operation indication of upper system 2B, also be in the utilization of reality, also to indicate operation with the account ticket sometimes.
Motion flow in this case is illustrated among Fig. 9.
The driver of fork truck 1 drives according to the indication of account ticket, operation barcode reader when lade W is appended to common manned operation with reading the operation of ID of the goods W that loads and the input of carrying out the end of job to the end device of operational guidance when unloading operation finishes.
Thus, upper system 2B can grasp the progress situation of the operation of indicating with the account ticket when the conclude report of the report of the ID of the goods W that has received status report, carrying, operation.
The motion flow of the unpiloted fork truck of this operation management system then, is described according to Figure 10 ~ Figure 11.
In unmanned, carry out the operation of being indicated by upper system 2B in the mode of automatic driving.Barcode reader is ridden over the method that reads the ID of goods W as the bar code of the identification code C of goods W in that the people is arranged is the driver in driving, but in driving automatically, as tote report unit 7, read the bar code of pasting or being printed on assigned position by the barcode reader of the body that is installed in fork truck or fork front end.
The running method that fork truck 1 travels in the mode of automatic driving, has following method etc.: comprise for the actuator 32 of the mobility operation of carrying out fork truck 1 in unmanned mode with actuator 32 and realizes travel unit 3 according to the control gear 33 that 2 travel designation data D1 and the operation designation data D2 that send from the operational management unit control by constituting, tape, the zone of reflections are laid in guide line, travel, carry out in the point of crossing the own position that the guiding of branch, interchange controls and infer in travelling along this line and independently travel.But these are extensive general application technologies in general unmanned conveyance car, also can carry out with arbitrary method in the present embodiment.
The distribution of the indication of shunting of the fork truck 1 that the operational management unit 2 in the operation management system of this fork truck carries out then, is described according to Figure 12.
From the report of the ID of operational management unit 2 receive statuss reports, goods W, the end of operation, the information that operational management unit 2 will upgrade the state of fork truck 1 offers the assignor that shunts (operator) or computing machine.
Under assignor's the situation of shunting, the picture that provides the state of state of progress, the current location of the fork truck 1 that can travel, operation to be updated to last state in real time from operational management unit 2 show and can clearly represent not start building operation, finish operation, active job, distribute operation but the picture of the work progress that is not performed shows that the assignor that shunts distributes indication by checking this picture state to fork truck 1.
In computer control, computing machine judges that the operation identical operations of carrying out with the above-mentioned assignor that shunts carries out this operation.
At this moment, the evaluation index that minimizes etc. of operating range that imports equalization, the fork truck 1 of the work ratio of fork truck 1 to distribute operation to fork truck 1.By the distribution of the indication of shunting like this, can carry out the operational management of fork truck 1 efficiently.
In addition, use the unpiloted fork truck in the fork truck of the present invention or the fork truck of the unmanned and usefulness of people is arranged, can construct following operation management system: transmission will according to from the loading position information J4 of status report unit 6 shipment W from the data by the required transposing goods W of the " loaded " position of the goods W of operational management unit 2 management and first-in first-out that the upper-lower position under the situation that multilayer is loaded carries out goods W, the fork truck 1 that receives these data is when the driving that is through with from the operation designation data D2 of operational management unit 2 and the designation data D1 that travels, by the unmanned driving of carrying out the transposing of goods W.
Usually, for the outbound of goods W, the goods W of outbound be in the 1st layer and on it mounting will shift earlier under the situation of goods W place to compile to advance in the timetable.Carry out operational management, thereby make the moment that to carry out the 1st layer conveyance the 2nd layer transfer placement end, the 1st layer transport object conveyance is distributed to fork truck to the indication of outbound position.
But, in the loading and unloading operation of the goods W on daytime on ordinary days, carry out this transfer placement and can cause operating efficiency significantly to descend.
Therefore, the driving of the transposing of the goods W that multilayer is loaded is described according to Figure 14 ~ Figure 15, wherein in the operational management of the fork truck of this operation management system with night, off-day equal time change the operation of the upper-lower position of the goods that multilayer loads, improve the loading and unloading operation efficient of the goods W on daytime on ordinary days.
Generally, as shown in figure 13, in the logistics warehouse of reality, under the situation of the goods W below 2 layers of loading of carrying, before the goods W below carrying, need at first top goods W to be shifted the place that is placed into other.
The goods of putting the warehouse into distinguishes when warehouse-in under the situation of when outbound, and the top goods W that places that needs to be positioned at the goods W of following predetermined outbound moves to other place or the goods W on upper strata moved to the upper strata of other goods W from lower floor.
But owing to carry out this operation after distributing the outbound indication to fork truck 1, the conveyance efficient of goods W will descend.
Namely, by day (daytime on ordinary days that cargo handling operation is particularly arranged) put in storage in the warehouse with outbound, so long as the portion on night, off-day carries out the time band of these operations, then by there being the people unmanned and drive fork truck 1 at night in unpiloted mode with type or unpiloted fork truck 1 and shift placement, so that can carry out the outbound operation of next day efficiently.
And, in this operation management system, the driving flow process of warehouse-in with from the 1st layer of the place close to entrance sequentially the mode of arrangement of goods W carry out operation, if the 1st layer does not have the room, then use top the 2nd layer as the 1st layer goods W.
The transfer of goods W place be will predetermined outbound goods and the goods of entry time point morning be made as preferentially, and move to close to the entrance the 1st layer.
Do not have under the situation in room at the 1st layer, as mentioned above, shift placement to the 2nd layer close to entrance, at this moment, owing to shifted placement, and manage on be positioned over the 1st layer goods W, no longer to place the mode that shifts the goods W that places.
More than, according to embodiment the operation management system of fork truck of the present invention and fork truck is described, but the present invention is not limited to the structure that above-described embodiment is put down in writing, and can suitably change its structure in the scope that does not exceed its spirit.
Utilizability on the industry
The invention provides a kind of can effectively utilize versatility, the convenience of the manned fork truck that possesses the operational guidance function and carry out reliable stock control and the operation management system of the fork truck of working condition management and fork truck and have unpiloted laborsavingization and equipment effective utilization, can improve the such characteristic of security of equipment control and goods, the purposes of operation management system of fork truck that therefore can be used in the fork truck of the loading and unloading of carrying out goods and carry out the loading and unloading of goods.In addition, this operation management system can be applied to have used the cargo handling management in the warehouse of overhead crane.
Claims (7)
1. a fork truck carries out the transmission reception of data with the operational management unit by radio communication, and this fork truck is characterised in that to possess:
Travel unit makes fork truck travel according to travel designation data and operation designation data from the operational management unit;
Own location identification unit, the own position of identification fork truck;
State recognition unit, the working condition of identification fork truck;
The status report unit sends to described operational management unit with the positional information of the fork truck by described own location identification unit identification, the dispatching a car of hosting Information, the fork truck/parking information of goods by described state recognition unit identification and the loading position information of the goods by own location identification unit and state recognition unit identification; And
Tote report unit, the identification code of reading displayed on goods also sends to described operational management unit with this identification code,
Wherein, according to from described status report unit and the data that send of tote report unit regulate travel designation data and the operation designation data that sends from the operational management unit.
2. fork truck according to claim 1 is characterized in that,
Described travel unit comprises the indication mechanism of the operation designation data that demonstration sends from the operational management unit and the designation data of travelling and is used for there to be people's mode to carry out the mobility operation mechanism of the mobility operation of fork truck.
3. fork truck according to claim 1 is characterized in that,
Described travel unit comprises for the actuator of the mobility operation of carrying out fork truck in unmanned mode and the control gear of controlling this actuator according to the operation designation data that sends from the operational management unit and the designation data of travelling.
4. fork truck according to claim 1 is characterized in that,
Described travel unit includes the people and drives the unit, unmanned unit and switch unit, wherein, someone drives the indication mechanism of the operation designation data that the unit comprises that demonstration sends from the operational management unit and the designation data of travelling and is used for there to be people's mode to carry out the mobility operation mechanism of the mobility operation of fork truck, unmanned unit comprises that switch unit switches has the people to drive unit and unmanned unit for the actuator of the mobility operation of carrying out fork truck in unmanned mode and the control gear of controlling this actuator according to the operation designation data that sends from the operational management unit and the designation data of travelling.
5. according to claim 1,2,3 or 4 described fork trucks, it is characterized in that,
The adjusting of travel designation data and the operation designation data that sends from the operational management unit decides track that fork truck exercises and the loading and unloading operation content of goods according to the hosting Information of the positional information of fork truck, goods and loading position information.
6. an operation management system is characterized in that,
Right to use requires 1,2,3,4 or 5 described fork trucks, according to from described status report unit and the data that send of tote report unit manage the working condition of fork truck and the Inventory Performance of goods.
7. an operation management system is characterized in that,
Right to use requires 3 or 4 described fork trucks, send according to the loading position information from described status report unit shipment and to be used for from by the " loaded " position of the goods of operational management Single Component Management and the required goods transposing data of first-in first-out that the upper-lower position under the situation that multilayer is loaded carries out goods, the fork truck that receives these data when finishing based on the driving from the operation designation data of operational management unit and the designation data of travelling by the unmanned driving of carrying out the transposing of goods.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-007279 | 2012-01-17 | ||
| JP2012007279A JP2013147301A (en) | 2012-01-17 | 2012-01-17 | Fork lift truck, and operation management system for the same |
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| Publication Number | Publication Date |
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| CN103208042A true CN103208042A (en) | 2013-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100179958A Pending CN103208042A (en) | 2012-01-17 | 2013-01-17 | Fork truck and running management system of fork truck |
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| JP (1) | JP2013147301A (en) |
| CN (1) | CN103208042A (en) |
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