CN103185631A - Stock ground self-service weighing system - Google Patents
Stock ground self-service weighing system Download PDFInfo
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- CN103185631A CN103185631A CN2011104585805A CN201110458580A CN103185631A CN 103185631 A CN103185631 A CN 103185631A CN 2011104585805 A CN2011104585805 A CN 2011104585805A CN 201110458580 A CN201110458580 A CN 201110458580A CN 103185631 A CN103185631 A CN 103185631A
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Abstract
The invention discloses a stock ground self-service weighing system which comprises a base station, a charging hopper, a discharge door, an electronic weighing instrument, a sampling device, a programmable logic controller (PLC), a weighing instrument, a weight display large screen, a weight note printer and a computer. The base station is provided with a discharging platform, the electronic weighing instrument is placed above the base station, the charging hopper is installed on a bearing platform, a motor-driven discharging door is placed on the side edge of the charging hopper, an inclined discharging guide plate is placed inside the charging hopper, a sampling hole is formed in the discharging guide plate, a motor-driven sampling device corresponding to the sampling hole is installed on the discharging guide plate, the motor-driven parts of the discharging door and the sampling device is connected with the PLC, a weighing sensor is installed below the bearing platform, the weighing sensor of the electronic weighing instrument is connected with the weighing instrument through the PLC controller, and the weight display large screen and the computer are connected with the weighing instrument. The structure is simple, construction is easy, investment is small, the process of sampling and the weight of samples are easy to control, and discharging is very convenient.
Description
Technical field
The present invention relates to the self-service system of weighing in a kind of stock ground, refer in particular to a kind of unmanned that weighs, need not empty wagons, simultaneously can realize unloading, take a sample, weigh, unloading package integral, and take a sample, weigh, the system of weighing that discharging can realize robotization.
Background technology
The flow process of weighing that needs the enterprise of outsourcing bulk materials or department at present all is that loaded vehicle reaches sampling place earlier and takes a sample, and reaches the weighbridge place again and crosses loaded vehicle, reaches the stock ground afterwards and unloads, and drives back to the weighbridge place at last and crosses empty wagons.Because link is many, the cycle is long, and the owner of cargo or driver even the owner of cargo, driver and inner weighman personnel gang up, and are easy to carry out filling it up with water tank, fuel tank such as loaded vehicle empty wagons emptying water tank, fuel tank; The doping inferior raw material; Two different cars of profile identical weight overlap board (loaded vehicle excessively of Heavy Weight, the lightweight empty wagons of crossing); Even loaded vehicle various evildoings such as repeat to weigh, bring enormous economic loss for enterprise or department.For this reason, enterprise or department must drop into a large amount of human resources concrete managements and advance factory's goods and materials metering and sampling, take various methods to prevent and hit various lawbreaking activitiess.Yet link is many, the cycle is long owing to weigh and take a sample, not only play tricks easy, inefficiency, also increased very big difficulty also for management, though expended the great amount of manpower resource, also difficulty reaches desirable effect, various lawbreaking activitiess still happen occasionally, and are difficult to stop.For a big enterprise or department, needed the bulk materials of outsourcing easily in tens million of tons in 1 year, in the link of weighing and take a sample mistake is arranged slightly, will produce enormous economic loss.
The base this, the inventor had had once researched and developed the self-service system of weighing in a kind of stock ground, see Chinese invention patent 201020643307.0, comprise base station, charging hopper, bearing platform, Dump gate, electronic scale, sampler, the PC controller, weighing instrument, weight shows giant-screen, the single printer of sign indicating number and computing machine, base station has unload platform and the hole of unloading, charging hopper is installed in the hole of unloading, the bottom of charging hopper is contained on the bearing platform, Dump gate is installed on the bearing platform, the below of bearing platform is equipped with electronic scale, the LOAD CELLS of electronic scale is connected with weighing instrument by the PC controller, weight shows that giant-screen is connected with weighing instrument with computing machine, and sampler tilts to be installed in the position of expecting process when unload in the charging hopper top.
Wherein, Dump gate is installed on the push rod of discharging hydraulic cylinder, Dump gate is driven by the discharging hydraulic cylinder and opens or closes, the discharging hydraulic cylinder is connected with Oil pump electrical machinery, Oil pump electrical machinery is connected with the Oil pump electrical machinery alternating current electromagnetic valve, and this Oil pump electrical machinery alternating current electromagnetic valve is connected with three-phase supply by switch and is connected with the PC controller with dc rectifier by button.Dump gate by about each two totally four form, the door pillar of the bottom of charging hopper is provided with the gate slot that embeds for Dump gate, about Dump gate is installed respectively each two on the push rod of totally four discharging hydraulic cylinders, four discharging hydraulic cylinders all are connected transmission with an Oil pump electrical machinery.
Sampler comprises a sampling motor, one sampler barrel, one sample tap opening controller, half pipe shape sample guide, one funnel-form sample guide, one sample receiver, first pedestal, second pedestal, the 3rd pedestal, the 4th pedestal, the sampling motor is installed on first pedestal, the sampler barrel of one band sample tap is installed on the output shaft of sampling motor, in the position of sampler barrel sample tap sample tap opening controller is installed, the sampler barrel right-hand member is installed on second pedestal by bearing, left end is installed semicircle tubular specimen guide by bearing in the sampler barrel, semicircle tubular specimen guide right-hand member is fixed on the 3rd pedestal, funnel-form sample guide is installed on the 4th pedestal of below, sample receiver is placed in funnel-form sample guide below, the sampling motor is connected with sampling motor alternating current electromagnetic valve, and this sampling motor alternating current electromagnetic valve is connected with three-phase supply by switch and is connected with the PC controller with dc rectifier by button.Sampler can be arranged side by side one or more as required, arranges many and can obtain better effect.The sample tap of the sampler barrel of sampler, semicircle tubular specimen guide and sample tap opening controller run through whole charging hopper.
During use, earlier at IC-card card reader insertion IC-card or to computer input information, lorry reaches on the base station and unloads then, goods is put in the charging hopper, the running of controlling the switch of weighing process, Dump gate and sampling motor by the variation of output signals of LOAD CELLS with stop, reaching automatically weigh, sampling automatically, the automatic purpose of discharging.
201020643307.0 the beneficial effect of " the self-service system of weighing in a kind of stock ground " is:
One, " car ", " goods " separation are weighed: need not with car band car personnel; Need not to check and whether carry non-raw material article in fuel tank, water tank and the car secretly; Save the great amount of manpower resource; Stop the behavior of playing tricks such as to carry secretly as fuel tank, water tank and with car; Stop to repeat the behavior of weighing, reduced management difficulty to greatest extent;
Two, need not empty wagons, and stopped empty wagons and play tricks, reduced by 1/2 number of times that weighs; Reduce and weigh the time, shorten the residence time of automobile, slow down traffic congestion; Stop as behaviors of playing tricks such as empty wagons cover board weigh;
Three, the information except weight such as license number, material name, place of production title, Business Name can be imported computing machine automatically by the IC-card card reader, avoid trouble and the mistake of artificial input, improve the efficient of weighing.
Four, the merging of unloading, take a sample, weigh: increase work efficiency, reduce management difficulty;
Five, sampling is even, and is simple efficient: prevent adulteration, simplify sample procedure;
Six, realize easily, with low cost: as can to utilize existing electronic scale and the computing machine system of weighing to transform, save cost;
Seven,, unmanned, need not the weighman personnel, weigh, each link such as discharging controls automatically, realizes the automatic assembly line operation, greatly increase work efficiency.
But the discharging control of this structure partly is hydrostatic control, and the discharging position is by bottom discharge, and the discharging inconvenience is sampled as dynamic sampling, and the process of sampling and the amount of sample are not easy control, and structure is comparatively complicated, implements to have certain difficulty, and input is many.
In view of this, the inventor has carried out further research, develops the self-service system of weighing in a kind of stock ground again, and with simplified structure, convenient enforcement reduced investment, and this case produces thus.
Summary of the invention
The purpose of this invention is to provide the self-service system of weighing in a kind of stock ground, this system architecture is simple, it is convenient to implement, small investment can realize the unmanned that weighs, and " goods ", " car " separation is weighed, need not empty wagons, can realize uniform sampling at the each several part of raw material, unload, take a sample, weigh and can in this system, finish in the lump, and take a sample, weigh, discharging can realize robotization.
To achieve these goals, solution of the present invention is:
The self-service system of weighing in a kind of stock ground, comprise base station, charging hopper, Dump gate, electronic scale, sampler, the PLC controller, weighing instrument, weight shows giant-screen, the single printer of sign indicating number and computing machine, base station has unload platform, the base station top is equipped with electronic scale, charging hopper is installed on the bearing platform of electronic scale, the side of charging hopper is equipped with the Dump gate that is opened and closed by electronic control, be provided with the discharging guided plate of inclination in the charging hopper, the discharging guided plate is provided with thief hole, the corresponding sample hole, below of discharging guided plate is equipped with the sampler by electronic control, the electronic control section of Dump gate and sampler is connected with the PLC controller, the bearing platform below is equipped with LOAD CELLS, the LOAD CELLS of electronic scale is connected with weighing instrument by the PLC controller, and weight shows that giant-screen is connected with weighing instrument with computing machine.
Above-mentioned base station forms bearing, and LOAD CELLS is installed on the bearing.
Above-mentioned Dump gate by about each two form, Dump gate is installed in the bottom of charging hopper both sides, Dump gate is realized opening and closing by the rotation of discharging alternating current electromagnetic valve control discharging motor, the discharging motor is connected with the discharging alternating current electromagnetic valve, and this discharging alternating current electromagnetic valve is connected with three-phase supply by switch and is connected with the PLC controller with dc rectifier by button.
Be provided with the discharging guided plate of two inclinations in the above-mentioned charging hopper, the discharging guided plate is provided with eight thief holes and eight samplers is installed, sampler comprises a sampler barrel, two sample tap controllers, a sampling motor, a sample tap controller transmission shaft locating device, a sampling control motor transmission gear, two sample tap controller transmission gears, a sampling alternating current electromagnetic valve, a sample guide, a sample guide fixator and a sample receiver, sampler barrel is fixed on the discharging guided plate, on the sampler barrel, lower opening is respectively by the sample tap controller transmission shaft sample tap controller that is pivoted, two sample tap controllers become 90 ° of vertical installations, sample tap controller transmission shaft is installed in sampler barrel on one side by sample tap controller transmission shaft locating device, the sampling motor is fixed on the discharging guided plate, sample tap controller transmission gear on the sample tap controller transmission shaft is connected transmission by sampling control motor transmission gear with the sampling motor, the upper shed of sampler barrel is over against thief hole, the under shed of sampler barrel is connected to sample receiver by the sample guide, the sample guide is installed in discharging guided plate below by sample guide fixator, the sampling motor is connected with the sampling alternating current electromagnetic valve, and the sampling alternating current electromagnetic valve is connected with three-phase supply by switch and is connected with the PLC controller with dc rectifier by button.System is fixed on two discharging guided plates in the charging hopper by space diverse location branch by eight samplers, and sample guide tail end pools together, and institute's sample thief can be entered in the sales kit (SK) together.
On the above-mentioned unload platform parking space detector is installed, parking space detector is connected with the PLC controller, for detection of the state of the vehicle turnover unload platform that weighs.
After adopting such scheme, the present invention partly changes the discharging control of hydrostatic control into Electric Machine Control, change the discharging position into the side discharging by bottom discharge, to take a sample changes static sampling into by dynamic sampling, and after the improvement, structure is simpler, it is easier to implement, input still less, the process of sampling and the amount of sample are controlled easily, discharging is more convenient.
Description of drawings
Fig. 1 is vertical view of the present invention, is graphic simplicity, and the perspective view of sampler and Dump gate does not draw among the figure;
Fig. 2 is the A-A cut-open view of Fig. 1 and the vertical positional relationship figure of sampler, the sampler in left side that only draws among the figure, and the sampler on right side is not drawn;
Fig. 3 is the vertical view of Dump gate;
Fig. 4 is the front view of Dump gate;
Fig. 5 is that the C of sampler is to view;
Fig. 6 is the D-D cut-open view of Fig. 5 sampler;
Fig. 7 is the vertical view of sample guide;
Fig. 8 is the B-B revolved sectional view of sample guide;
Fig. 9 is circuit controling drawing of the present invention.
Main label declaration
LOAD CELLS 22 bearing platforms 24
IC-card card reader 25 weighing instruments 26
Single printer 27 computing machines 28 of sign indicating number
Weight large screen display 29
Discharging guided plate 30 charging hoppers 31
Thief hole 32 Dump gate mounting holes 33
Discharging motor 34 discharging motor transmission gears 35
Discharging door-hinge 36 Dump gate 37
Dump gate transmission gear 38 discharging alternating current electromagnetic valves 39
Sampler 4 sampler barrel fixed orifices 41
Sample tap controller transmission shaft 44 sampling motors 45
Sample tap controller transmission shaft locating device 46
Sampling control motor transmission gear 47
Sample tap controller transmission gear 48 sample tap controllers 49
Sampling alternating current electromagnetic valve 410 sample guides 411
The control railing group of unloading 5 railing pedestals 51
Railing control motor alternating current electromagnetic valve 54 parking space detectors 55
Dc rectifier 61 scram buttons 62
Three-phase supply 65
Embodiment
See also Fig. 1 to shown in Figure 9, preferred embodiment of the present invention, the self-service system of weighing in a kind of stock ground comprises that mainly base station 11, charging hopper 31, Dump gate 37, electronic scale 2, sampler 4, PLC controller 7, weighing instrument 26, weight show giant-screen 29, the single printer 27 of sign indicating number and computing machine 28.
Charging hopper 31 is installed on the bearing platform 24 of electronic scale 2, and Dump gate 37 is to be opened and closed by electronic control, and Dump gate 37 is installed in the Dump gate mounting hole 33 of charging hopper 31 both sides by discharging door-hinge 36.The Dump gate 37 of this embodiment by about each two form, with easy-unloading.Two Dump gate 37 link to each other with discharging motor 34 by Dump gate transmission gear 38, discharging motor transmission gear 35, discharging motor 34 is connected with three-phase supply 65 by switch 64 with discharging alternating current electromagnetic valve 39, and be connected with PLC controller 7 with dc rectifier 61 by button 63, by PLC controller 7 control discharging alternating current electromagnetic valve 39 and discharging motors 34, thereby control opening or closing of Dump gate 37.Be easy-unloading and sampling, in charging hopper 31, tilt two discharging guided plates 30 are installed that discharging guided plate 30 is provided with thief hole 32.
Sampler 4 is by electronic control.Sampler 4 corresponding sample holes 32 are installed in the below of discharging guided plate 30.This embodiment is provided with the discharging guided plate 30 of two inclinations in charging hopper 31, the position of material process is provided with eight thief holes 32 when discharging guided plate 30 is unloaded, making things convenient for direct sample to examine goods, and below eight thief holes 32, be tiltedly installed with eight samplers 4 respectively.Sampler 4 comprises a sampler barrel 42, two sample tap controllers 43 and 49, a sampling motor 45, a sample tap controller transmission shaft locating device 46, a sampling control motor transmission gear 47, two sample tap controller transmission gears 48, a sampling alternating current electromagnetic valve 410, a sample guide 411, a sample guide fixator 412 and a sample receiver 413, sampler barrel 42 is fixed on the discharging guided plate 30 by sampler barrel fixed orifice 41, on the sampler barrel 42, lower opening is established a sample tap controller 43 and 49 respectively, sample tap controller 43, sample tap controller 49, sample tap controller transmission gear 48 is installed on the sample tap controller transmission shaft 44,49 one-tenth 90 ° vertical installations of sample tap controller 43 and sample tap controller; Sample tap controller transmission shaft 44 is installed on the sampler barrel 42 discharging guided plate 30 on one side by sample tap controller transmission shaft locating device 46, sampling motor 45 is fixed on the discharging guided plate 30, and the sample tap controller transmission gear 48 on the sample tap controller transmission shaft 44 is connected transmission by the sampling control motor transmission gear 47 that is installed on sampling motor 45 output shafts with sampling motor 45.The upper shed of sampler barrel 42 is over against thief hole 32, the under shed of sampler barrel 42 is connected to sample receiver 413 by sample guide 411, sample guide 411 is fixedly mounted on discharging guided plate 30 belows by sample guide fixator 412, and sample receiver 413 is placed on the discharging opening below of the bottom of sample guide 411.Sampling motor 45 is connected with sampling alternating current electromagnetic valve 410, and this sampling alternating current electromagnetic valve 510 is connected with three-phase supply 65 by switch 64, and is connected with PLC controller 7 with dc rectifier 61 by button 63.System is fixed on two discharging guided plates 30 in the charging hopper 31 by space diverse location branch by eight samplers 4, and sample guide 411 tail ends pool together, and institute's sample thief can be entered in the sample receiver 413 together.The running angle of sampling motor 45 is controlled by the output signal of LOAD CELLS 21 with the process of weighing and the switch of Dump gate 37.
In addition, in order to increase the security of control, operation, on the connection line of button 63 and dc rectifier 61 scram button 62 has been installed also.
This embodiment principle of work is: operating personnel press " startup " button 63, initialization is carried out in system's energising: PLC controller 7 detects railing control motor alternating current electromagnetic valve 54 to know whether railing 53 is in closed condition, as non-closed condition, then railing control motor 52 drive railings 53 are in closed condition; PLC controller 7 detects discharging alternating current electromagnetic valve 39, whether is in closed condition to know Dump gate 37, and as non-closed condition, PLC controller 7 control discharging alternating current electromagnetic valves 39 make Dump gate 37 be in closed condition; PLC controller 7 detects sampling alternating current electromagnetic valve 410, to know the angle of sample tap controller 43 and sample tap controller 49, thereby learn whether sampler barrel 42 is in the end opening open mode of closing suitable for reading, as the non-end opening open mode of closing suitable for reading, PLC controller 7 control sampling alternating current electromagnetic valves 410 make sampler barrel 42 be in the end opening open mode of closing suitable for reading; LOAD CELLS 21 output initialize signals are to PLC controller 7, and PLC controller 7 sends to weighing instrument 26 after LOAD CELLS 21 output initialize signals are used as the zero-signal processing, and weighing instrument 26 and weight show that giant-screen 29 shows that weight are 0.
Initialization finishes, and PLC controller 7 sends initialization and finishes signal to computing machine 28, and computing machine 28 sends the information of voice prompt prompt system and can start working.Computing machine 28 sends information of voice prompt prompting driver and insert IC-card in IC-card card reader 25, the driver inserts IC-card in IC-card card reader 25, computing machine 28 reads in weighing software to information except weight such as the license number that stores in the IC-card 25, material name, place of production title, Business Names by weighing software and sends information of voice prompt afterwards and point out the driver to unload, transmit control signal simultaneously to PLC controller 7, PLC controller 7 makes railing control motor 52 open railing 53 by control railing control motor alternating current electromagnetic valve 54; Driver's unload platform 12 of moveing backward begins to unload.
Unload and finish, PLC controller 7 detects LOAD CELLS 22 output signals to be stopped to change, delay time 10 seconds (delay time can freely be set according to actual conditions), if retransmit sensor 21 output signal no changes in delay time, steady software and the electronic scale 2 of computing machine 28 begin to weigh.Weigh and finish, computing machine 28 is saved in the data of weighing in the database together with information such as the license number that read in from IC-card just now, material name, place of production title, Business Names by weighing software, prints yard list by sign indicating number list printer 27 again and send information of voice prompt prompting driver that to take sign indicating number away single.
45 rotations of PLC controller 7 control sampling AC electromagnetic coil 410 control sampling motors make sampler barrel 42 be in open mode; PLC controller 7 sends to unload finishes signal to computing machine 28, computing machine 28 sends information of voice prompt prompting driver driving empty wagons and leaves unload platform 12, when LC controller 7 detects the information that the vehicle that returns leaves unload platform 12 from parking space detector 55, PLC controller 7 control railings control motor alternating current electromagnetic valves 54 make railing control motor 52 drive railings 53 to be in closed condition.
Above-described embodiment and graphic and non-limiting product form of the present invention and style, any person of an ordinary skill in the technical field all should be considered as not breaking away from patent category of the present invention to its suitable variation or modification of doing.
Claims (5)
1. self-service system of weighing in stock ground, it is characterized in that: comprise base station, charging hopper, Dump gate, electronic scale, sampler, the PLC controller, weighing instrument, weight shows giant-screen, the single printer of sign indicating number and computing machine, base station has unload platform, the base station top is equipped with electronic scale, charging hopper is installed on the bearing platform of electronic scale, the side of charging hopper is equipped with the Dump gate that is opened and closed by electronic control, be provided with the discharging guided plate of inclination in the charging hopper, the discharging guided plate is provided with thief hole, the corresponding sample hole, below of discharging guided plate is equipped with the sampler by electronic control, the electronic control section of Dump gate and sampler is connected with the PLC controller, the bearing platform below is equipped with LOAD CELLS, the LOAD CELLS of electronic scale is connected with weighing instrument by the PLC controller, and weight shows that giant-screen is connected with weighing instrument with computing machine.
2. the self-service system of weighing in a kind of stock ground as claimed in claim 1 is characterized in that: above-mentioned base station forms bearing, and LOAD CELLS is installed on the bearing.
3. the self-service system of weighing in a kind of stock ground as claimed in claim 1, it is characterized in that: above-mentioned Dump gate by about each two form, Dump gate is installed in the bottom of charging hopper both sides, Dump gate is realized opening and closing by the rotation of discharging alternating current electromagnetic valve control discharging motor, the discharging motor is connected with the discharging alternating current electromagnetic valve, and this discharging alternating current electromagnetic valve is connected with three-phase supply by switch and is connected with the PLC controller with dc rectifier by button.
4. the self-service system of weighing in a kind of stock ground as claimed in claim 1, it is characterized in that: the discharging guided plate that is provided with two inclinations in the above-mentioned charging hopper, the discharging guided plate is provided with eight thief holes and eight samplers is installed, sampler comprises a sampler barrel, two sample tap controllers, a sampling motor, a sample tap controller transmission shaft locating device, a sampling control motor transmission gear, two sample tap controller transmission gears, a sampling alternating current electromagnetic valve, a sample guide, a sample guide fixator and a sample receiver, sampler barrel is fixed on the discharging guided plate, on the sampler barrel, lower opening is respectively by the sample tap controller transmission shaft sample tap controller that is pivoted, two sample tap controllers become 90 ° of vertical installations, sample tap controller transmission shaft is installed in sampler barrel on one side by sample tap controller transmission shaft locating device, the sampling motor is fixed on the discharging guided plate, sample tap controller transmission gear on the sample tap controller transmission shaft is connected transmission by sampling control motor transmission gear with the sampling motor, the upper shed of sampler barrel is over against thief hole, the under shed of sampler barrel is connected to sample receiver by the sample guide, the sample guide is installed in discharging guided plate below by sample guide fixator, the sampling motor is connected with the sampling alternating current electromagnetic valve, and the sampling alternating current electromagnetic valve is connected with three-phase supply by switch and is connected with the PLC controller with dc rectifier by button.
5. the self-service system of weighing in a kind of stock ground as claimed in claim 1, it is characterized in that: on the above-mentioned unload platform parking space detector is installed, parking space detector is connected with the PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104585805A CN103185631A (en) | 2011-12-31 | 2011-12-31 | Stock ground self-service weighing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104585805A CN103185631A (en) | 2011-12-31 | 2011-12-31 | Stock ground self-service weighing system |
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| CN103185631A true CN103185631A (en) | 2013-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011104585805A Pending CN103185631A (en) | 2011-12-31 | 2011-12-31 | Stock ground self-service weighing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110991958A (en) * | 2019-11-29 | 2020-04-10 | 中核第四研究设计工程有限公司 | Automatic radioactive material warehousing method and device and terminal equipment |
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Application publication date: 20130703 |