CN101881647A - Remote automatic weighing system - Google Patents
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- CN101881647A CN101881647A CN2010101915391A CN201010191539A CN101881647A CN 101881647 A CN101881647 A CN 101881647A CN 2010101915391 A CN2010101915391 A CN 2010101915391A CN 201010191539 A CN201010191539 A CN 201010191539A CN 101881647 A CN101881647 A CN 101881647A
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Abstract
The invention relates to a remote automatic weighing system, which comprises a billet static roller way balancer, dynamic and static rail weighers or static truck scale, and a camera, a large screen, an alarm and a signal lamp arranged in the weighing field and connected with a monitor and a video tape recorder of a measurement center through a local area network; a weighing instrument of the billet static roller way balancer, the static rail weigher or the static truck scale is connected with a passive transducer and a central computer of the measurement center through a passive transducer and the local area network; a laser detector or an electro-magnetic inductor or an approach switch arranged on the billet static roller way balancer, the dynamic and static rail weighers or the static truck scale is connected with a relay and the central computer of the measurement center through the local area network; and the signal lamp and the alarm of the weighing field are connected with an alarm of the measurement center through the relay and the local area network. Through the remote automatic weighing system, the weighing field is not attended by any person, and the problem of weighing in different places is solved through the network and the effective management means.
Description
Technical field
The present invention relates to a kind of weighing system, particularly a kind of remote automatic weighing system.
Background technology
At present, the weighing and metering of manufacturing enterprise is any work pattern of a scale mostly.Especially the weighing and metering between the factory border because space, on-the-spot place is narrow and small limited and environment is abominable, is difficult to build the perfect metering room of modernization, has brought very big difficulty to weighing and metering; Simultaneously, be accompanied by production-scale continuous expansion, being on the increase of weighing and metering point all will arrange metrological personnel on duty, and the not full contradiction of workload becomes increasingly conspicuous.For a long time, the train transporting supplies measures or measure gross weight, tare weight on same track scale, perhaps at different track scale metering gross weight, tare weight, by phone circular weight data, just can draw net weight then.By liaison mode, there is the phenomenon that reports an error, also the title person's of increase department workload; Cross gross weight, tare weight and be chosen in samely, cause the transportation by railroad anxiety.Equally, truck scale gross weight, tare weight metering all are to deserve to be called at same pound to check the weight, and just can draw net weight.Crossing hair, tare weight samely, causing the check the weight load inequality of weighing apparatus point of automobile, some places are extremely busy, and some places are very not busy.
Summary of the invention
The purpose of this invention is to provide a kind of on-the-spot unattended remote automatic weighing system of weighing, solve the problem of weighing in the strange land by network and effective ladder of management.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of remote automatic weighing system, and comprise the billet static roller way weighing apparatus, dynamically reach static state railroad track scale or static truck scale, also comprise:
1. can monitor video camera, giant-screen, alarm and the signal lamp of the on-the-spot panorama of weighing and be connected with the monitor and the video recorder of measurement centre on-the-spot installation of weighing by LAN (Local Area Network);
2. the weighing instrument of billet static roller way weighing apparatus, static state railroad track scale or static truck scale is connected with the passive transducer and the central computer of measurement centre by passive transducer and LAN (Local Area Network);
3. be installed in the laser detector on the billet static roller way weighing apparatus or be installed in dynamically and the magneto-electric induction device on static state railroad track scale or the static truck scale or be connected with the relay and the central computer of measurement centre by LAN (Local Area Network) near switch;
4. the on-the-spot signal lamp of weighing is connected with the warning device of measurement centre by relay and LAN (Local Area Network) with alarm;
5. the unit program of weighing is installed on the computing machine at the scene, the networking program of weighing is installed on the server of measurement centre, the two kinds of logics of weighing that realize that unit is weighed and networking is weighed.
The transmission signal wire that described passive transducer is based on RS-232 interface can externally provide the electric current of 15mA, can need not outer power supply source by sending on the signal wire acquisitions+9V and-9V power supply, converts RS-232 interface to two line half-duplex RS-485 interfaces; Described RS-232 and RS-485 serial data communication interface, be 1970 by EIA (Electronic Industries Association, one of asynchronous transmission standard interface of EIA) being formulated.Serial communication just can will carry out exchanges data at a distance of the weight display of 3 kms and the central computer of measurement centre like this, realizes remote transmission.
The described laser detector that is installed on the billet static roller way weighing apparatus collects after steel billet enters the signal of metering roller-way, stops after electric control system controls metering roller-way slows down automatically; The signal that steel billet enters the metering roller-way reaches central computer by LAN (Local Area Network) through the 24V of measurement centre relay simultaneously, closure is installed in the switching value integrated circuit board of central computer, and central computer just can be gathered by the data that passive transducer and LAN (Local Area Network) send continuously weighing instrument; After the central computer image data, provide the end signal of weighing, pass the on-site computer of weighing back, light the operator's console signal lamp, extinguish through time-delay by LAN (Local Area Network) through switching value integrated circuit board and 24V relay; After electric-control system was received the end signal of weighing simultaneously, steel billet was sent in the starting of control metering roller-way, and long-range Weighing finishes.
When weighing instrument shows that through giant-screen or computer interface the weighing platform truth of a matter can't follow the tracks of back when zero, " zero clearing " button that the operator can click on the central computer interface carries out long-range zero clearing; When the detecting instrument at central computer or scene breaks down, gathers the appearance mistake, can carry out human metering to the scene by alarm, phone, signal lamp notifying operation personnel, the operator of measurement centre can watch the weight of on-the-spot giant-screen to show by the monitoring picture of video camera.
Described be installed in dynamically and static state railroad track scale on the magneto-electric induction device or collect gross weight or the tare weight compartment enters dynamically and behind the signal of static state railroad track scale near switch, the weighing instrument that dynamically reaches static state railroad track scale comprises the marshalling information of coach number, nature of goods, source, whereabouts and the data of gross weight or tare weight, typing central computer by LAN (Local Area Network) to continuous transmission of the computing machine of measurement centre; Central computer calculates net weight automatically and prints marshalling information and the metering voucher by gross weight, the tare weight of license number with correspondence; Network hinders when interrupting for some reason, and marshalling information and gross weight or tare weight data deposit the on-site computer of weighing in, guarantees the normal operation of metering; Behind the network recovery, the on-site computer of weighing will deposit the server of measurement centre in more for information about, carry out network measurement and print marshalling information and the metering voucher; When the detecting instrument at central computer or scene breaks down, gathers the appearance mistake, can carry out human metering to the scene by alarm, phone, signal lamp notifying operation personnel, the operator of measurement centre can watch the weight of on-the-spot giant-screen to show by the monitoring picture of video camera.
Describedly be installed in the magneto-electric induction device on the static truck scale or collect after gross weight or tare weight automobile enter the signal of static truck scale near switch, the weighing instrument of static truck scale sends the data of the transit information and gross weight or the tare weight that comprise vapour license number, nature of goods, source, whereabouts, typing central computer by LAN (Local Area Network) continuously to the central computer of measurement centre; Central computer calculates net weight automatically and prints the complete list that comprises transit information and metering by gross weight, the tare weight of license number with correspondence; Network hinders when interrupting for some reason, transit information and gross weight or tare weight data deposit on-site computer in, guarantee the normal operation of metering, on-site computer will deposit the server of measurement centre in more for information about behind the network recovery, carry out network measurement and print the complete list that comprises transit information and metering.When the detecting instrument at central computer or scene breaks down, gathers the appearance mistake, can carry out human metering to the scene by alarm, phone, signal lamp notifying operation personnel, the operator of measurement centre can watch the weight of on-the-spot giant-screen to show by the monitoring picture of video camera.
Beneficial effect of the present invention is:
1, the on-the-spot unattended remote automatic weighing system of weighing changes any job run pattern of checking the weight of a traditional scale, actively pushes forward the managing process of high efficiency operation; Alleviation reaches the purpose that increases the people that a little reduces, do not increase metering weighing apparatus room because of production scale constantly enlarges the not enough day by day contradiction with personnel, improves employee's operating environment.
2, realize track scale or truck scale strange land metering gross weight, tare weight, promptly at ground metering gross weight, in another ground metering tare weight or marshalling, by Network Transmission information and calculate net weight automatically and print comprise transit information and metering draw complete list automatically, overcome automobile and crossing hair, tare weight samely, the busy not busy uneven drawback of the weighing apparatus point that causes checking the weight.
3, system integration expense is low, is easy to implement, and long transmission distance, easy and simple to handle, be easy to promote.
4, fault-tolerance is strong.At network just often, can normally measure; When network breaks down, all data all are stored in client, client also can be carried out normal metrological operation; On network just often, automatically switch to network and cross the weighing apparatus pattern, the steadily normal operation of assurance system.
5. have journal function, can write down weigh, the process of marshalling, typing; When the metering doubt, but the back tracking operation process is convenient to handle the metering objection.
Description of drawings
Fig. 1 is the remote automatic weighing system synoptic diagram.
Fig. 2 is a billet static roller way weighing device structural representation.
Fig. 3 is a magneto-electric induction device scheme of installation.
Fig. 4 is near the switch scheme of installation.
Embodiment
The present invention is further described below in conjunction with drawings and Examples.
Embodiment 1 is as shown in Figure 1, 2: a kind of billet static roller way weighing apparatus of remote automatic weighing system, be installed in laser detector 2 on the billet static roller way weighing apparatus and collect after steel billet 3 enters the signal of metering roller-way 1, stop after electric control system controls metering roller-way 1 slows down automatically.The signal that steel billet 3 enters metering roller-way 1 reaches central computer by LAN (Local Area Network) through the 24V of measurement centre relay simultaneously, closure is installed in the switching value integrated circuit board of central computer, and central computer just can be gathered by the data that passive transducer and LAN (Local Area Network) send continuously weighing instrument 7; After the central computer image data, provide the end signal of weighing, pass the on-site computer of billet static roller way weighing apparatus back, light the operator's console finish lamp 4 of weighing, extinguish through time-delay by LAN (Local Area Network) through switching value integrated circuit board and 24V relay.After electric-control system was received the end signal of weighing simultaneously, steel billet 3 was sent in 1 starting of control metering roller-way, and long-range Weighing finishes.
When weighing instrument 7 shows that through giant-screen or computer interface the weighing platform truth of a matter can't follow the tracks of back when zero, " zero clearing " button that the operator can click on the central computer interface carries out long-range zero clearing.When the detecting instrument at central computer or scene breaks down, gathers the appearance mistake, can carry out human metering to the scene by alarm 5, phone, signal lamp 4 notifying operation personnel, the operator of measurement centre can watch the weight of on-the-spot giant-screen 6 to show by the monitoring picture of video camera 8.
The transmission signal wire that described passive transducer is based on RS-232 can externally provide the electric current of 15mA, can need not outer power supply source by sending on the signal wire acquisitions+9V and-9V power supply; Convert RS-232 interface to two line half-duplex RS-485 interfaces, serial communication just can will carry out exchanges data at a distance of the weight display of 3 kms and the central computer of measurement centre like this, realizes remote transmission.
Embodiment 2 is shown in Fig. 1,3,4: a kind of dynamic and static state railroad track scale of remote automatic weighing system, be installed in the magneto-electric induction device 9 on the rail 11 of track scale or collect after gross weight or tare weight compartment enter the signal of static state railroad track scale near switch 10, the weighing instrument that dynamically reaches static state railroad track scale comprises the marshalling information of coach number, nature of goods, source, whereabouts and the data of gross weight or tare weight, typing central computer by LAN (Local Area Network) to continuous transmission of the central computer of measurement centre; Central computer calculates net weight automatically and prints marshalling information and the metering voucher by gross weight, the tare weight of license number with correspondence.Network hinders when interrupting for some reason, marshalling information and gross weight or tare weight data deposit on-site computer in, guarantee the normal operation of metering, on-site computer will deposit the server of measurement centre in more for information about behind the network recovery, carry out network measurement and print marshalling information and the metering voucher.When the detecting instrument at central computer or scene breaks down, gathers the appearance mistake, can carry out human metering to the scene by alarm, phone, signal lamp notifying operation personnel, the operator of measurement centre can watch the weight of on-the-spot giant-screen to show by the monitoring picture of video camera.
Embodiment 3: a kind of static truck scale of remote automatic weighing, be installed in the magneto-electric induction device 9 on the static truck scale or collect after gross weight or tare weight automobile enter the signal of motortruck scale near switch 10, to the continuous data that send the transit information and gross weight or the tare weight that comprise vapour license number, nature of goods, source, whereabouts of the central computer of measurement centre, computing machine is gone at the record center to the weighing instrument of static truck scale by LAN (Local Area Network); Central computer calculates net weight automatically and prints the complete list that comprises transit information and metering by gross weight, the tare weight of license number with correspondence.Network hinders when interrupting for some reason, and transit information and gross weight or tare weight data deposit on-site computer in, guarantees the normal operation of metering, and on-site computer is carried out network measurement again and printed the complete list that comprises transit information and metering behind the network recovery.
Static truck scale is checked the weight and was divided into gross weight, crosses tare weight, prints three steps of complete list, when crossing gross weight and tare weight, can write down license number and weight information, also comprises information such as the name of an article, source, whereabouts, invoice number according to management expectancy.The present invention can solve the problem of weighing in the strange land, crosses gross weight on a ground, crosses tare weight on another ground, by network exchange information.When network interrupts, calculate function and start alternative scheme automatically, promptly unit is crossed weighing apparatus, all data all are stored in client, wait network just often, postpone after 10 seconds, automatically perform data and recover, the unit data are returned to server, automatically switch to network and cross the weighing apparatus pattern.Also have log recording function in addition, energy recording operation situation is convenient to handle the metering objection.
The static truck scale of the remote automatic weighing programmed logic of weighing is as follows:
1. cross into factory's gross weight; Advancing factory's material must cross gross weight earlier after tare weight, if existing this car gross weight in the database covers old gross weight record with new gross weight.
2. crossing into, overhead weighs; Cross when into overhead is heavy, whether inquiry has the gross weight record of this car, if having, prints complete list; If no, prompting will be crossed gross weight earlier.
3. cross the tare weight that dispatches from the factory; The material that dispatches from the factory must be crossed tare weight earlier after gross weight, if existing this railway carriage is heavy in the database, covers old tare weight record with new tare weight.
4. cross the gross weight that dispatches from the factory; Cross when dispatching from the factory gross weight, whether inquiry has the tare weight record of this car, if having, prints complete list; If no, prompting will be crossed tare weight earlier.
5. cross gross weight in the factory, tare weight; Material can be crossed gross weight or tare weight arbitrarily earlier in the factory, and when crossing gross weight, whether if having this railway carriage weigh, have, print complete list, if do not have, add the gross weight new record if checking.When crossing tare weight, check whether this car gross weight is arranged,, print complete list,, add the tare weight new record if do not have if having.
6. proper network is crossed the weighing apparatus logic; Proper network is weighed, and server meets above-mentioned logic, and client is also carried out above-mentioned logic simultaneously, to realize backup.
7. network interrupts being weighed logic; When network interrupts, the above-mentioned logic of client executing only.
8. the data of having no progeny in the network are recovered; When network recovery is normal, carry out following logic: reading client all-network state is the record of network interrupt identification, the uploading onto the server an of rule; Comprise that gross weight recovers, tare weight recovers, complete single the recovery.
9. daily record; Write down true-time operation information such as gross weight, tare weight, but the trace-back operation process is convenient to handle the metering objection.
Claims (5)
1. a remote automatic weighing system comprises the billet static roller way weighing apparatus, dynamically reaches static state railroad track scale or static truck scale, it is characterized in that: also comprise
[1] can monitor video camera (8), giant-screen (6), alarm (5) and the signal lamp (4) of the on-the-spot panorama of weighing and be connected with the monitor and the video recorder of measurement centre on-the-spot installation of weighing by LAN (Local Area Network);
[2] billet static roller way weighing apparatus, the weighing instrument (7) that dynamically reaches static state railroad track scale or static truck scale are connected with the passive transducer and the central computer of measurement centre by passive transducer and LAN (Local Area Network);
[3] be installed in the laser detector (2) on the billet static roller way weighing apparatus or be installed in dynamically and the magneto-electric induction device (9) on static state railroad track scale or the static truck scale or be connected with the relay and the central computer of measurement centre by LAN (Local Area Network) near switch (10);
[4] signal lamp (4) at the scene of weighing is connected with the warning device of measurement centre by relay and LAN (Local Area Network) with alarm (5);
[5] the unit program of weighing is installed at the scene on the computing machine, the networking program of weighing is installed on the server of measurement centre, the two kinds of logics of weighing that realize that unit is weighed and networking is weighed.
2. a kind of remote automatic weighing system according to claim 1, it is characterized in that: the transmission signal wire that described passive transducer is based on RS-232 interface can externally provide the electric current of 15mA, can need not outer power supply source by sending on the signal wire acquisitions+9V and-9V power supply; Convert RS-232 interface to two line half-duplex RS-485 interfaces, serial communication just can will carry out exchanges data at a distance of the weight display of 3 kms and the central computer of measurement centre like this, realizes remote transmission.
3. a kind of remote automatic weighing system according to claim 1, it is characterized in that: the described laser detector (2) that is installed on the billet static roller way weighing apparatus collects after steel billet (3) enters the signal of metering roller-way (1), and electric control system controls metering roller-way (1) stops after slowing down automatically; The signal that steel billet (3) enters the metering roller-way reaches central computer by LAN (Local Area Network) through the 24V of measurement centre relay simultaneously, closure is installed in the switching value integrated circuit board of central computer, and central computer just can be gathered by the data that passive transducer and LAN (Local Area Network) send continuously weighing instrument (7); After the central computer image data, provide the end signal of weighing, pass the on-site computer of weighing back, light operator's console signal lamp (4), extinguish through time-delay by LAN (Local Area Network) through switching value integrated circuit board and 24V relay; After electric-control system was received the end signal of weighing simultaneously, steel billet (3) was sent in control metering roller-way (1) starting, and long-range Weighing finishes; When weighing instrument (7) shows that through giant-screen or computer interface the weighing platform truth of a matter can't follow the tracks of back when zero, " zero clearing " button that the operator can click on the central computer interface carries out long-range zero clearing; When the detecting instrument at central computer or scene breaks down, gathers the appearance mistake, can carry out human metering to the scene by alarm (5), phone, signal lamp (4) notifying operation personnel, the operator of measurement centre can watch the weight of on-the-spot giant-screen to show by the monitoring picture of video camera (8).
4. a kind of remote automatic weighing system according to claim 1, it is characterized in that: described be installed in dynamically and static state railroad track scale on magneto-electric induction device (9) or collect gross weight or the tare weight compartment enters dynamically and behind the signal of static state railroad track scale near switch (10), the weighing instrument that dynamically reaches static state railroad track scale comprises the marshalling information of coach number, nature of goods, source, whereabouts and the data of gross weight or tare weight, typing central computer by LAN (Local Area Network) to continuous transmission of the central computer of measurement centre; Central computer calculates net weight automatically and prints marshalling information and the metering voucher by gross weight, the tare weight of license number with correspondence; Network hinders when interrupting for some reason, and marshalling information and gross weight or tare weight data deposit the on-site computer of weighing in, guarantees the normal operation of metering; Behind the network recovery, the on-site computer of weighing will deposit the server of measurement centre in more for information about, carry out network measurement and print marshalling information and the metering voucher; When the detecting instrument at central computer or scene breaks down, gathers the appearance mistake, can carry out human metering to the scene by alarm (5), phone, signal lamp (4) notifying operation personnel, the operator of measurement centre can watch the weight of on-the-spot giant-screen to show by the monitoring picture of video camera.
5. a kind of remote automatic weighing system according to claim 1, it is characterized in that: describedly be installed in the magneto-electric induction device (9) on the static truck scale or collect after gross weight or tare weight automobile enter the signal of static truck scale near switch (10), the weighing instrument of static truck scale sends the data of the transit information and gross weight or the tare weight that comprise vapour license number, nature of goods, source, whereabouts, typing central computer by LAN (Local Area Network) continuously to the central computer of measurement centre; Central computer calculates net weight automatically and prints the complete list that comprises transit information and metering by gross weight, the tare weight of license number with correspondence; Network hinders when interrupting for some reason, transit information and gross weight or tare weight data deposit on-site computer in, guarantee the normal operation of metering, on-site computer will deposit the server of measurement centre in more for information about behind the network recovery, carry out network measurement and print the complete list that comprises transit information and metering.When the detecting instrument at central computer or scene breaks down, gathers the appearance mistake, can carry out human metering to the scene by alarm (5), phone, signal lamp (4) notifying operation personnel, the operator of measurement centre can watch the weight of on-the-spot giant-screen to show by the monitoring picture of video camera.
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| CN2010101915391A CN101881647A (en) | 2010-06-04 | 2010-06-04 | Remote automatic weighing system |
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Application publication date: 20101110 |