CN202748115U - Weighing device - Google Patents
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- CN202748115U CN202748115U CN 201220457413 CN201220457413U CN202748115U CN 202748115 U CN202748115 U CN 202748115U CN 201220457413 CN201220457413 CN 201220457413 CN 201220457413 U CN201220457413 U CN 201220457413U CN 202748115 U CN202748115 U CN 202748115U
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Abstract
The utility model relates to the field of measurement, and particularly relates to a weighing device, which can improve weighing capacity, increase batching capacity, and meet production requirements. Meanwhile, the weighing device can weigh the weight of materials more precisely. The weighing device comprises a plurality of feeders, a plurality of weighing devices, a plurality of weighing sensors and a controller, wherein the feeders are provided with valves used for discharging the materials; each weighing device is used for placing the material discharged by each feeder; each weighing device is provided with the weighing sensor which is used for weighing the material in the weighing device; and the controller is connected with the valves of the feeders and the weighing sensors of the weighing devices so as to receive weight data sent by the plurality of the weighing sensors simultaneously, matches the weight data with preset proportion of multiple kinds of materials, and controls on-off of the valve of each feeder respectively according to the matching results.
Description
Technical field
The utility model relates to metering field, is specifically related to a kind of weighing device.
Background technology
Along with the growth demand of animals and plants to various nutrient elements, the development of mixed fertilizer industry is more and more rapider.The mixed fertilizer industry is that multiple fertilizer is mixed according to predetermined proportioning (following animals and plants ratio to the demand of various nutrients in growth course) more, thereby obtains meeting the compound fertilizer of user demand.In order to make multiple fertilizer satisfy predetermined proportioning, need to weigh respectively to every kind of fertilizer.
Traditional mixed fertilizer industry generally adopts belt conveyer scale as mixing weighing device.Belt conveyer scale is that material is placed on the belt, make material with belt continuously by and material is carried out the device of automatic weighing at this in by process.Comprise multiple belt conveyer scale in the prior art, every kind of belt conveyer scale exists the difference except the preparation at weighing apparatus, all is provided with the belt that passes through for material.
Because belt conveyer scale will be finished material during by belt at material and weigh, and in order to guarantee result's accuracy, can only allow a kind of material by belt, thereby can only weigh to a kind of material at every turn at every turn.In the mixed fertilizer of needs preparation, contain several fertilizer and use belt balance weighing several times with regard to needs, so just so that the efficient of weighing is lower, especially when containing tens of kinds or more kinds of fertilizer in the mixed fertilizer, the ability of weighing of belt conveyer scale just seems more low, thereby so that the batching ability is low, can't satisfy need of production.
The utility model content
The utility model provides a kind of weighing device, can improve the ability of weighing.
The utility model provides a kind of weighing device, comprising:
A plurality of blanking devices, it is respectively arranged be used to the valve of transferring material;
A plurality of weighing apparatus, wherein, each weighing apparatus is used for holding the material that each described blanking device is transferred;
A plurality of LOAD CELLS, wherein, each described weighing apparatus place is provided with described LOAD CELLS, and described LOAD CELLS is used for the material of described weighing apparatus is weighed;
Controller, its respectively with the described valve at each described blanking device place be connected the described LOAD CELLS at weighing apparatus place and be connected, the a plurality of weight datas that send to receive simultaneously a plurality of described LOAD CELLS, and mate according to a plurality of described weight datas and the proportioning of default various materials, and control respectively the described valve opening at each described blanking device place or close according to the result of coupling.
Weighing device by the utility model provides, can bring following beneficial effect:
Can improve the ability of weighing.Weighing device of the present utility model is provided with a plurality of blanking devices be used to transferring material, accordingly, is provided with a plurality of weighing apparatus, the material of transferring to hold blanking device, and material weighed.Corresponding blanking device of each weighing apparatus, and simultaneously various materials being weighed, thus the ability of weighing of weighing device can be improved, satisfy Production requirement.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in below describing only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawing illustrated embodiments other embodiment and accompanying drawing thereof.
Fig. 1 is the structural representation of a kind of embodiment of weighing device of the present utility model.
Embodiment
Below with reference to accompanying drawing the technical scheme of each embodiment of the utility model is carried out clear, complete description, obviously, described embodiment only is a part of embodiment of the present utility model, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are resulting all other embodiment under the prerequisite of not making creative work, all belong to the scope that the utility model is protected.
The utility model provides a kind of weighing device, comprising:
A plurality of blanking devices, it is respectively arranged be used to the valve of transferring material;
A plurality of weighing apparatus, wherein, each weighing apparatus is used for holding the material that each described blanking device is transferred;
A plurality of LOAD CELLS, wherein, each described weighing apparatus place is provided with described LOAD CELLS, and described LOAD CELLS is used for the material of described weighing apparatus is weighed;
Controller, its respectively with the described valve at each described blanking device place be connected the described LOAD CELLS at weighing apparatus place and be connected, the a plurality of weight datas that send to receive simultaneously a plurality of described LOAD CELLS, and mate according to a plurality of described weight datas and the proportioning of default various materials, and control respectively the described valve opening at each described blanking device place or close according to the result of coupling.
In an embodiment of the present utility model, with reference to Fig. 1, weighing device of the present utility model is provided with a plurality of blanking devices 101.Various materials is deposited in respectively in the different blanking devices, and material level detector switch 101a is set at the blanking device place, blanking device is the container with certain altitude, is preferably the back taper funnel, material level detector switch 101a is arranged on the certain altitude place of blanking device 101.Whether the material level detector switch can arrive by the infrared detection material desired height position place of blanking device, when arriving, beams back signal to controller, and material dispensing device (for example being mobile dispensing vehicle) stops to the blanking device convey materials.Whether the material level detector switch also can sufficient by the time detecting material, when the material dispensing device has been carried the material of the schedule time to blanking device, the material level detector switch is beamed back signal to controller, and material dispensing device (for example being mobile dispensing vehicle) stops to the blanking device convey materials.In blanking device place (below) valve 101b(valve is set and can for the feed opening of adjustable openings size, be preferably operated pneumatic valve), transfer material for blanking device.Weighing device also is provided with a plurality of weighing apparatus 102 simultaneously, and preferably, weighing apparatus is identical with the number of blanking device, to hold respectively the material that blanking device is transferred.Weighing apparatus is used for holding the material that blanking device is transferred, and the LOAD CELLS 102a that arranges by the weighing apparatus place weighs to material.LOAD CELLS detects the weight of the material in the weighing apparatus in real time, and the weight data that detects is sent to controller.Controller mates a plurality of these weight datas of various materials weight proportion with the various materials that sets in advance, when data that the weight data of certain material that one of them LOAD CELLS detects requires near weight proportion (for example the weight data of this moment reached data that weight proportion requires 90% and more than) time, the valve at the blanking device place that holds this kind material is turned in controller control down, and the data that require at weight data and weight proportion very near the time, as for critical value (for example the weight data of this moment reached data that weight proportion requires 99% and more than) time, the valve that the blanking device place that holds this kind material is closed in controller control is finished weighing to this kind material simultaneously.Various materials is carried out above-mentioned weighting manner simultaneously.The utility model is provided with a plurality of blanking devices and a plurality of weighing apparatus simultaneously, can carry out transferring and weighing of material to various materials simultaneously respectively, improves ability and the batching ability of weighing.The utility model uses blanking device splendid attire material, and uses weighing apparatus that material is weighed, and weighing of various materials is separate, so can weigh to various materials simultaneously, has greatly improved the ability of weighing.Preferably, blanking device and weighing apparatus use bucket-shaped structure, little (belt conveyer scale will arrange the movement travel of belt because bucket-shaped structure is than the space that belt conveyer scale takies, larger so take up room), and the cost than belt conveyer scale is little, so it is more excellent than the structure that a plurality of belt conveyer scales are set that a plurality of bucket-shaped structures are set.
In an embodiment of the present utility model, with reference to Fig. 1, weighing device of the present utility model further is provided with controller, such as the programmable logic controller (PLC) PLC105 among the figure, to finish weighing to material in the process of transferring material at blanking device.The LOAD CELLS 102a at weighing apparatus 102 places is sent to controller in real time with the weight data of material, controller obtains the weight that every kind of material requires according to the proportioning of material, compare between the weight data that controller detects LOAD CELLS and the weight data of desired material, preferably, when the weight data that detects when LOAD CELLS approaches the weight data of the material that requires, for example meet the requirements of material weight data 90% the time, the valve of controller control blanking device reduces its opening degree, and when reaching requirement valve-off.So just can finish in the process the weighing of material transferring of material, be met the material of the weight of ratio requirement.Controller can be controlled the weighing process of various materials simultaneously, weighs and prepares burden when realizing various materials.
In each embodiment of the present utility model, preferably, described valve is operated pneumatic valve;
And/or,
Each described weighing apparatus lays respectively at the below of each described blanking device;
And/or,
Described LOAD CELLS is resistance strain type sensor;
And/or,
At least a in a plurality of described blanking devices, a plurality of described weighing apparatus has hopper construction.
In an embodiment of the present utility model, with reference to Fig. 1, valve 101b is operated pneumatic valve, is convenient to be connected with controller, and is automatically controlled by controller and to open or to close.
In an embodiment of the present utility model, a plurality of weighing apparatus are separately positioned on the below of each blanking device, so that material is directly transferred to weighing apparatus from blanking device, can simplify the structure of weighing device simultaneously.
In an embodiment of the present utility model, with reference to Fig. 1, LOAD CELLS 102a is resistance strain type sensor.Resistance strain gage in the resistance strain type sensor has the strain effect of metal, namely produces under external force mechanical deformation, thereby makes resistance value that corresponding variation occur thereupon.Resistance strain type sensor is sensitiveer, detects data more accurate.
In an embodiment of the present utility model, blanking device and weighing apparatus can be designed to hopper shape structure, not only save the space that takies, and are convenient to the blanking of material.
In each embodiment of the present utility model, preferably, described controller is programmable logic controller (PLC) PLC, and its inside is provided with the memory module be used to the proportioning of storing described default various materials.
In each embodiment of the present utility model, preferably, described controller comprises: load module, it is used for reading the proportioning of the described default various materials of user's input, and the proportioning of described default various materials is sent to described memory module.
In an embodiment of the present utility model, controller is PLC.The essence of PLC is a kind of computing machine that is exclusively used in Industry Control, can be to various control functions such as weighing process carry out controlling with editing.Preferably, be provided with memory module among the PLC, be used for the weight proportion of storage various materials, make weighing apparatus according to this proportioning that prestores material of weighing, thus the batching of realization.Preferably, memory module can be storage card.Preferably, controller further comprises: load module for example is keyboard-type load module or touch screen type load module.The user can input in real time by load module the proportioning of various materials, realizes preparing burden according to interim weight of material proportioning in process of production.Load module can be sent to memory module with the weight proportion of the various materials that reads, and controller is finished weighing process according to weight proportion control blanking device and the weighing apparatus of the material in the memory module.
In each embodiment of the present utility model, preferably, described weighing device further comprises:
Signal converter, it is arranged between described LOAD CELLS and the described controller, is used for weight signal is converted to electric signal;
And/or,
Data display equipment, it is connected with described LOAD CELLS, is used for showing the weight data that described LOAD CELLS detects.
In an embodiment of the present utility model, with reference to Fig. 1, can be in weighing device signalization converter 107, this signal converter is connected with controller with LOAD CELLS respectively, and the weight signal that LOAD CELLS detects is converted to the electric signal that controller can be identified, be convenient to the reading of information between controller and the LOAD CELLS.
In an embodiment of the present utility model, with reference to Fig. 1, data display equipment 108 can be set in weighing device, it is connected with LOAD CELLS, is used for the weight data that the demonstration LOAD CELLS detects, and is convenient to the weight data that the user reads material.Preferably, data display equipment 108 is connected with signal converter 107, is used for showing the weight data after signal converter is converted to electric signal with weight signal.
In each embodiment of the present utility model, preferably, described weighing device further comprises:
Accumulator, it is arranged on the below of a plurality of described weighing apparatus, the various materials of transferring to store simultaneously a plurality of described weighing apparatus;
Stirrer, it is arranged on described accumulator below, so that the various materials in the described accumulator is stirred.
In an embodiment of the present utility model, with reference to Fig. 1, accumulator 103 is set below a plurality of weighing apparatus 102, be used for holding the various materials of a plurality of weighing apparatus, and various materials is carried out premixed.Preferably, stirrer 104 is set further below accumulator 103, so that the various materials in the accumulator is stirred.Preferably, accumulator also is bucket-shaped structure, saves the space take, is convenient to simultaneously blanking in the stirrer.
In embodiment of the present utility model as shown in Figure 1, the dispenser different material of providing and delivering respectively in a plurality of blanking devices 101, when material level detector switch 101a detects material and has has provided and delivered q.s, material level detector switch 101a is to programmable logic controller (PLC) PLC105 transmitted signal, and PLC sends the signal that stops material dispensing to dispenser.By the manual weight proportions of input various materials of load module 106, load module 106 is sent to memory module among the PLC with this weight proportion.PLC controls a plurality of blanking devices 101 according to this weight proportion and transfers different materials to a plurality of weighing apparatus 102 respectively by valve 101b simultaneously, a plurality of LOAD CELLS 102a that a plurality of weighing apparatus place arranges respectively are sent to respectively PLC with the weight of various materials, when the weight of the material that detects when LOAD CELLS satisfied preset blending ratio, PLC by-pass valve control 101b closed.The weight signal that LOAD CELLS 102a detects is converted to the electric signal that PLC can read by signal converter 107, the weight data of the electric signal after synchronous signal converter 107 will be changed is sent to data display equipment 108, and is shown as the data that the user can read by data display equipment.When various materials all finish weigh after, the various materials in a plurality of weighing apparatus is delivered to carries out pre-stored in the accumulator 103, be delivered to again in the stirrer 104 and stir.
In an embodiment of the present utility model, first the material in a plurality of blanking devices to be transferred respectively to a plurality of weighing apparatus by valve, the process of transferring of various materials can be carried out simultaneously.Namely carry out weighing of material in the process transferring of material, weight data to the material in the weighing apparatus detects in real time, and weight data sent non-controller, controller mates according to the weight data of the various materials that detects and the proportioning of default various materials and controls respectively the valve opening at each blanking device place or cut out according to the result of coupling.Finish weighing and proportioning of various materials.
In each embodiment of the present utility model, preferably, the weight data that described controller detects according to described LOAD CELLS is controlled the unlatching size of described valve, so that the weight of material in the described weighing apparatus satisfies the weight proportion of various materials;
And/or,
Described controller is controlled the unlatching size of described valve according to the timing time of described timer, so that the weight of material in the described weighing apparatus satisfies the weight proportion of various materials.
In an embodiment of the present utility model, from the process that blanking device is transferred to weighing apparatus, namely finish the weighing process of material at material.In this weighing process, can detect by LOAD CELLS the weight data of material, and this weight data sent to controller, preferably, can send in real time data, controller is according to the unlatching size of the valve at this Data Control blanking device place that detects, preferably, when the data of the material that detects approached the data that satisfy predetermined weight proportion, controller controllable valve door reduced it and opens size, reduce the efficient of transferring of material, the material in the weighing apparatus is moved closer in the weight that requires.During being equal in weight of the material of the weight data of the material that detects when LOAD CELLS and predetermined ratio requirement, the controller by-pass valve control is closed.
In an embodiment of the present utility model, from the process that blanking device is transferred to weighing apparatus, namely finish the weighing process of material at material.In this weighing process, can transfer by the timer metering feeder time of material, and this time data (can calculate corresponding weight data by time data) sent to controller, preferably, can send in real time data, controller is according to the unlatching size of the valve at this time data control blanking device place that detects, preferably, when the time data that detects approaches the time data that satisfies predetermined weight proportion, controller controllable valve door reduces it and opens size, reduce the efficient of transferring of material, the material in the weighing apparatus is moved closer in the weight that requires.When the time data that detects when LOAD CELLS equated with the corresponding time of weight of the material of predetermined ratio requirement, the controller by-pass valve control was closed.
In each embodiment of the present utility model, preferably, the proportioning of described default various materials is pre-stored.
In each embodiment of the present utility model, preferably, the proportioning of described default various materials is inputted in real time for user in use.
In each embodiment of the present utility model, preferably, the described ratio requirement of the weight of various materials be pre-stored or in use the user by the input of described load module.Pre-stored is in the pre-stored memory module in controller, can satisfy like this large-scale production of existing mixed fertilizer.The user is input as when producing by described load module in use, and the user inputs the weight proportion of material temporarily by load module, and this load module can be keyboard-type or touch-screen type input structure, and this kind situation can satisfy the Iterim Change requirement when producing.Preferably, in use, also can carry out real time modifying to the described proportioning of the weight of pre-stored various materials by load module, can partly revise or all revise, the interim change needs when producing to satisfy use flexibly.
After the various materials that satisfies proportioning stirred, can be met the mixed fertilizer of requirement.
By the weighing device that each embodiment of the present utility model provides, can bring following at least a beneficial effect:
1. can improve the ability of weighing.Weighing device of the present utility model is provided with a plurality of blanking devices be used to transferring material, accordingly, is provided with a plurality of weighing apparatus, the material of transferring to hold blanking device, and material weighed.Corresponding blanking device of each weighing apparatus, and simultaneously various materials being weighed, thus the ability of weighing of weighing device can be improved, satisfy Production requirement.
2. weighing results is more accurate.Be provided with in the weighing apparatus of the present utility model be used to the LOAD CELLS of weighing, preferably use resistance strain type sensor, LOAD CELLS can detect in real time to the weight of material, and the detection effect of sensor is more sensitive, can be so that weighing results is more accurate.
3. the memory function that has the weight proportion of various materials.In the controller in the utility model memory module can be set, the weight proportion that is used for the storage various materials, further, controller of the present utility model also can arrange load module, can read in real time the weight proportion of the various materials of user's input, and finish weighing to various materials according to this weight proportion.
The various embodiment that the utility model provides can be as required in any way mutually combination, the technical scheme that obtains by this combination is also in scope of the present utility model.
Obviously, those skilled in the art can carry out various changes and modification to the utility model and not break away from spirit and scope of the present utility model.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also comprises these changes and modification interior.
Claims (10)
1. a weighing device is characterized in that, comprising:
A plurality of blanking devices, it is respectively arranged be used to the valve of transferring material;
A plurality of weighing apparatus, wherein, each weighing apparatus is used for holding the material that each described blanking device is transferred;
A plurality of LOAD CELLS, wherein, each described weighing apparatus place is provided with described LOAD CELLS, and described LOAD CELLS is used for the material of described weighing apparatus is weighed;
Controller, its respectively with the described valve at each described blanking device place be connected the described LOAD CELLS at weighing apparatus place and be connected, the a plurality of weight datas that send to receive simultaneously a plurality of described LOAD CELLS, and mate according to a plurality of described weight datas and the proportioning of default various materials, and control respectively the described valve opening at each described blanking device place or close according to the result of coupling.
2. weighing device as claimed in claim 1 is characterized in that, described valve is operated pneumatic valve.
3. weighing device as claimed in claim 1 is characterized in that, each described weighing apparatus lays respectively at the below of each described blanking device.
4. weighing device as claimed in claim 1 is characterized in that, described LOAD CELLS is resistance strain type sensor.
5. weighing device as claimed in claim 1 is characterized in that, at least a in a plurality of described blanking devices, a plurality of described weighing apparatus has hopper construction.
6. weighing device as claimed in claim 1 is characterized in that, described controller is programmable logic controller (PLC) PLC, and its inside is provided with the memory module be used to the proportioning of storing described default various materials.
7. weighing device as claimed in claim 6 is characterized in that, described controller comprises: load module, it is used for reading the proportioning of the described default various materials of user's input, and the proportioning of described default various materials is sent to described memory module.
8. weighing device as claimed in claim 1 is characterized in that, further comprises:
Signal converter, it is arranged between described LOAD CELLS and the described controller, is used for weight signal is converted to electric signal.
9. weighing device as claimed in claim 1 is characterized in that, further comprises:
Data display equipment, it is connected with described LOAD CELLS, is used for showing the weight data that described LOAD CELLS detects.
10. such as each described weighing device of claim 1-9, it is characterized in that, further comprise:
Accumulator, it is arranged on the below of a plurality of described weighing apparatus, the various materials of transferring to store simultaneously a plurality of described weighing apparatus;
Stirrer, it is arranged on described accumulator below, so that the various materials in the described accumulator is stirred.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220457413 CN202748115U (en) | 2012-09-07 | 2012-09-07 | Weighing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220457413 CN202748115U (en) | 2012-09-07 | 2012-09-07 | Weighing device |
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| CN202748115U true CN202748115U (en) | 2013-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220457413 Expired - Fee Related CN202748115U (en) | 2012-09-07 | 2012-09-07 | Weighing device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818614A (en) * | 2012-09-07 | 2012-12-12 | 北京贝瑞德生物科技有限公司 | Weighing device and method |
| CN104132723A (en) * | 2014-08-07 | 2014-11-05 | 山东金宇实业股份有限公司 | Dosing mechanism and medicine conveying system |
| CN104316154A (en) * | 2014-09-25 | 2015-01-28 | 张家港市繁昌机械有限公司 | Multi-material weighing method |
| CN105326071A (en) * | 2015-10-28 | 2016-02-17 | 无锡康斯坦特动力科技有限公司 | Proportioner for chestnuts roasted with sugar |
| CN106984239A (en) * | 2017-05-24 | 2017-07-28 | 中消安科技实业（深圳）有限公司 | A kind of PUR Full automatic material preparation device and its application method |
| CN111495270A (en) * | 2020-06-10 | 2020-08-07 | 川田机械制造(上海)有限公司 | Device for metering a discharge and corresponding method |
| CN114904453A (en) * | 2022-05-17 | 2022-08-16 | 广西强强碳素股份有限公司 | Accurate batching system for production and calcination process of prebaked anode for aluminum electrolysis |
-
2012
- 2012-09-07 CN CN 201220457413 patent/CN202748115U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818614A (en) * | 2012-09-07 | 2012-12-12 | 北京贝瑞德生物科技有限公司 | Weighing device and method |
| CN104132723A (en) * | 2014-08-07 | 2014-11-05 | 山东金宇实业股份有限公司 | Dosing mechanism and medicine conveying system |
| CN104316154A (en) * | 2014-09-25 | 2015-01-28 | 张家港市繁昌机械有限公司 | Multi-material weighing method |
| CN104316154B (en) * | 2014-09-25 | 2016-08-24 | 张家港市繁昌机械有限公司 | Various materials Weighing method |
| CN105326071A (en) * | 2015-10-28 | 2016-02-17 | 无锡康斯坦特动力科技有限公司 | Proportioner for chestnuts roasted with sugar |
| CN106984239A (en) * | 2017-05-24 | 2017-07-28 | 中消安科技实业（深圳）有限公司 | A kind of PUR Full automatic material preparation device and its application method |
| CN111495270A (en) * | 2020-06-10 | 2020-08-07 | 川田机械制造(上海)有限公司 | Device for metering a discharge and corresponding method |
| CN114904453A (en) * | 2022-05-17 | 2022-08-16 | 广西强强碳素股份有限公司 | Accurate batching system for production and calcination process of prebaked anode for aluminum electrolysis |
| CN114904453B (en) * | 2022-05-17 | 2023-12-29 | 广西强强碳素股份有限公司 | Accurate feed proportioning system of calcination process is produced with prebaked anode to aluminium electrolysis |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20140907 |
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| EXPY | Termination of patent right or utility model |