CN202244135U - Metering system for liquid quantitative package production line - Google Patents
Metering system for liquid quantitative package production line Download PDFInfo
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- CN202244135U CN202244135U CN201120331780XU CN201120331780U CN202244135U CN 202244135 U CN202244135 U CN 202244135U CN 201120331780X U CN201120331780X U CN 201120331780XU CN 201120331780 U CN201120331780 U CN 201120331780U CN 202244135 U CN202244135 U CN 202244135U
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Abstract
The utility model provides a metering system for a liquid quantitative package production line. The metering system comprises a computer and weighing meters in the same amount with package stations in the production line. The weighing meters on the liquid quantitative package production line send an acquired weight signal of each package product to a computer, and after receiving the weight signal, the computer confirms and saves the net content of the package product. In the utility model, each weighing meter sends the weight data of the package product to the computer and the computer records the net content of the package product, so that the net content of the package product can be accurately confirmed to meet the requirements on corresponding technical specification of the net content.
Description
Technical field
The utility model relates to liquid quantitative packaging production line metering outfit, relates in particular to a kind of liquid quantitative packaging production line metering system.
Background technology
The liquid quantitative packaging production line is widely used in multiple technologies fields such as petrochemical complex, food and drink, medicine, and the net content of liquid quantitative packaging product and our interests are also very tight.Pointed out that the average actual net content of quantification packing commodity should mark net content more than or equal to it in batches in the corresponding metering technology normalized of country.And under the background of the big production of machinery, the manufacturing scale of liquid quantitative packaging product is very huge, and also very fast of speed of production.Therefore both guaranteeing speed, satisfying the corresponding requirements of metering technology normalized again, also do not reducing under the situation of gauging loss simultaneously, the metering ability of metering system just seems particularly important.
Fig. 1 is the metering system structural representation that is directed against the liquid quantitative packaging production line in the prior art, and this metering system comprises: the main body rack assembly 1 of weighing, weighing instrument 4, packing container 5, electro-optical tubes 6 and filling liquid PLC7 (not shown in figure 1).The upper brace of main body rack assembly 1 of weighing is placed corresponding packing container 5, contain fluid in the packing container 5.Weighing instrument 4 is connected the bottom of the upper brace at packing container 5 places; The gravimetric value that obtains packaging product sends to PLC7; Electro-optical tubes 6 is connected the rear portion of the main body rack assembly 1 of weighing; Place corresponding packing container 5 when this upper brace of weighing main body rack assembly 1, this electro-optical tubes 6 is positioned at the side of packing container 5, apart from the certain distance of this packing container 5.
This metering system confirms that liquid decides the method for the tare weight of packaging product and comprise: electro-optical tubes 6 monitors after packing container 5 puts in place, to the control signal that PLC7 sends, and the information zero clearing of filling liquid PLC7 to preserving, and carry out fill operations.Weighing instrument 4 is measured packing container 5 and in-to-in liquid weight thereof, when weight reaches setting value, transmits control signal to PLC7; And the weight signal that obtains of will weighing sends to PLC7; PLC7 stops can, and preserves the weight signal of this product according to the control signal that receives.
Based on metering system of the prior art; In the prior art when confirming the weight of liquid quantitative packaging product; Owing to can only detect the current signal that product-filled weight reaches setting value that carries out among the PLC7; Can not write down actual product weight numerical value, obtain the weight of portioned product through the mode of sampling under therefore can only line, according to certain rule the product of liquid quantitative packaging production line production carried out sampling inspection by variables afterwards; Again the sampling observation data are calculated described point, mapping and analysis, thereby confirm the net weight of liquid quantitative packaging product.
But at present,, inspected by random samples the restriction of method owing to adopt the method for sampling observation to confirm the net weight of liquid quantitative packaging product; When speed of production is higher; Want to make the data of extraction to have certain representativeness, then the frequency of sampling observation can not be too low, and the frequency of sampling observation is high slightly; Then meeting equipment there is higher requirement, causes the work capacity of data typing to increase.The mode that tares through aviation value in addition also can cause data distortion, and the mode of sampling observation itself can't cover all products, therefore can't confirm the value of net content accurately.
The utility model content
The utility model provides a kind of liquid quantitative packaging production line metering system, in order to solve the inaccurate problem of net content of metering liquid quantitative package product of production line in the prior art.
The utility model provides a kind of liquid quantitative packaging production line metering system, and said metering system comprises: computing machine with the identical weighing instrument of manufacturing line packaging product station quantity;
Weighing instrument is positioned on the liquid quantitative packaging product manufacturing line, obtains the weight signal of current each packaging product, and the weight signal that obtains is sent in the computing machine through connection;
Computing machine is connected with each weighing instrument through connection, receives and write down the weight signal that each weighing instrument sends, and according to the weight signal that receives, confirms the net content and the preservation of current each packaging product.
Preferably, said metering system also comprises: with said computing machine bonded assembly warning device;
Whether said computing machine, the net content of current each packaging product of judging record less than the net content threshold value of preserving, and when confirming this net content less than the net content threshold value of preserving, sends warning signal to said warning device;
Said warning device receives said warning signal and warning.
Preferably, said metering system also comprises: deformation part and the strain-gauge identical with weighing instrument quantity;
Each deformation part is positioned on the support of liquid quantitative packaging product manufacturing line, obtains the pressure that corresponding packaging product loads, and produces deformation;
Said strain-gauge sticks on the deformation part and connects with corresponding weighing instrument, converts the deformation of deformation part into weight signal and sends to cooresponding weighing instrument.
Each strain-gauge is obtained the pressure that corresponding packaging product loads, and converts this pressure into weight signal and sends to cooresponding weighing instrument.
Preferably, said computing machine is connected with each weighing instrument through the RS232 interface.
Preferably, said computing machine comprises telltale, shows the net content of current each packaging product of confirming.
Preferably, said metering system also comprises: chopping machine;
Said computing machine is connected with said chopping machine through connection, and the net content of current each packaging product of confirming is sent to said chopping machine;
Said chopping machine is connected with said computing machine through connection, receives the net content and the printing of current each packaging product of said computing machine transmission.
The utility model provides a kind of liquid quantitative packaging production line metering system; This metering system comprises that computing machine reaches and the identical weighing instrument of manufacturing line packaging product station quantity; Wherein, be positioned at liquid quantitative packing and produce each weighing instrument on the line, the weight signal of current each packaging product that gets access to is sent in the computing machine; After computing machine receives this weight signal, confirm the net content and the preservation of current each packaging product.Because each weighing instrument sends to the weight signal of current each packaging product in the computing machine in the utility model; Net content through current each packaging product of computer recording; Therefore can confirm the net content of each packaging product accurately; The equipment of can in time adjusting that notes abnormalities, thus satisfy the requirement of the relevant art standard of net content.
Description of drawings
Fig. 1 is the metering system structural representation that is directed against the liquid quantitative packaging production line in the prior art;
Fig. 2 overlaps the metering system structural representation for this liquid quantitative packaging production line that the utility model provides more;
The connection structure scheme drawing of this liquid quantitative packaging production line metering system that Fig. 3 provides for the utility model.
The specific embodiment
For the net content of each packaging product on the accurate metering liquid quantitative package manufacturing line, the utility model provides a kind of liquid quantitative packaging production line metering system.
Below in conjunction with Figure of description, the utility model is elaborated.
This liquid quantitative packaging production line multistation metering system structural representation that Fig. 2 provides for the utility model; Wherein, Each station metering system comprises: the main body rack assembly 1 of weighing, weighing instrument 4, packing container 5, electro-optical tubes 6 and PLC7 (not shown); And this metering system also comprises: deformation part 2, strain-gauge 3 and computing machine 8 (not shown)s; The quantity of deformation part 2, strain-gauge 3, weighing instrument 4 is identical with the quantity of manufacturing line packaging product station in metering system, and computing machine is a cover.
Many manufacturing line metering systems can a shared computing machine, perhaps every computing machine manufacturing line multistation metering system use of confession separately.
Wherein, weigh annexation and the concrete structure of main body rack assembly 1, packing container 5, electro-optical tubes 6 and PLC7 is identical with prior art.
Wherein, the upper brace of the main body rack assembly 1 of weighing is placed corresponding packing container 5, contain fluid in the packing container 5.
Electro-optical tubes 6 is connected on the main body rack assembly 1 of weighing, and places corresponding packing container 5 when this upper brace of weighing main body rack assembly 1, and this electro-optical tubes 6 is positioned at the side of packing container 5, apart from the certain distance of this packing container 5.
When packing container 5 is placed on the upper brace of the main body rack assembly 1 of weighing, when electro-optical tubes 6 is sensed packing container 5 and put in place, send signal to PLC7, PLC7 sends open command to the filling control valve after receiving signal, the beginning fill operations.
Bottom at each main body rack assembly 1 upper brace of weighing is connected with a deformation part 2, and through the pressure that deformation part 2 can perception be weighed and loaded on main body rack assembly 1 upper brace, this deformation part 2 produces distortion under this pressure.
The surface of each deformation part 2 is pasted with strain-gauge 3, and a strain part 3 is connected with a weighing instrument 4 through lead.Because strain-gauge 3 sticks on the surface of deformation part 2, so strain-gauge 3 can be according to the deformation of deformation part 2, with this deformation convert into weight signal send to its through lead bonded assembly weighing instrument 4.
The pressure of weighing and loading on main body rack assembly 1 upper brace, the pressure that this upper brace is caused for each packaging product.When main body rack assembly 1 upper brace is weighed in packing container 5 arrival of packaging product; Because the action of gravity of packing container 5; Deformation part 2 produces deformation, and along with the variation from less to more of 5 liquid that hold in the packing container, the deformation of deformation part 2 also constantly increases; This deformation is obtained and is converted into electric signal by strain-gauge 3 and sends to weighing instrument 4, makes weighing instrument 4 obtain the weight signal of current packaging product.
Strain-gauge 3 converts deformation into electric signal, and weighing instrument 4 is weight signal intuitively with this electrical signal conversion, and for example the weight data value finishes in can, sends to computing machine 8 after in stable condition.
The connection structure scheme drawing of this liquid quantitative packaging production line metering system that Fig. 3 provides for the utility model.Concrete, all weighing instruments 4 are positioned on the liquid quantitative packaging product manufacturing line, and each weighing instrument 4 not only is connected with PLC7, also is connected with strain-gauge 3 and computing machine 8.Each weighing instrument 4 obtains the weight of current each packaging product; When the weight of current packaging product reaches the thick can amount of setting value; Weighing instrument 4 sends signal to PLC7, and PLC7 control stops thick can and gets into smart fill operations, and weighing instrument sends signal to PLC when reaching expected value; PLC7 sends and to stop the can of can order fulfillment, and weight signal that will this current packaging product through and computing machine 8 between connection send in the computing machine 8.
The foregoing description is a kind of preferable real-time mode of the utility model; Each weighing instrument 4 is when obtaining the weight signal of current each packaging product; Finish in can; After in stable condition the weight signal that obtains is sent in the computing machine, so that the net content of current each packaging product of computer recording.
Perhaps, each weighing instrument 4 can obtain through cooresponding LOAD CELLS 9 when obtaining the weight signal of current each packaging product.The LOAD CELLS 9 identical with weighing instrument 4 quantity is positioned on the support of liquid quantitative packaging product manufacturing line, obtains the pressure that current each packaging product loads, and converts this pressure into weight signal and sends to cooresponding weighing instrument 4.
Said computing machine 8 is connected with each weighing instrument 4 through the RS232 interface.
Net content at current each packaging product that computing machine 8 will be confirmed is kept in the specific data bank; Simultaneously; Computing machine can also be according to the relevant information of current can; For example the filling time, information such as the product of can, teams and groups and order of classes or grades at school are kept at the relevant information of can and the net content of confirming in the data bank in the lump.Because the process of whole can is that continuing of going round and beginning again carries out, so the net content of current each packaging product of computer recording, thereby realize all standing of net content data, promptly accurately obtain the net content of each packaging product.
And this metering system also comprises: with said computing machine 8 bonded assembly warning devices 10.
Whether said computing machine 8, the net content of current each packaging product of judge confirming less than the net content threshold value of preserving, and when confirming this net content less than the net content threshold value of preserving, sends warning signals to said warning device 10;
Said warning device 10 receives said warning signal and warning.
Get access to the net content of each packaging product timely for the ease of the user, this computing machine comprises: telltale shows the net content of current each packaging product of confirming.
In addition, for the ease of the user net content of each packaging product of getting access to is analyzed, this metering system also comprises: chopping machine 11;
Said computing machine 8 is connected with said chopping machine through connection, and the net content of current each packaging product of confirming is sent to said chopping machine 11;
Said chopping machine 11 is connected with said computing machine through connection, receives the net content and the printing of current each packaging product of said computing machine transmission.
After the net content of each packaging product in having obtained setting-up time length; Can analyze the net content of each packaging product in this setting-up time length; If the net content of each packaging product is general on the low side or higher in this setting-up time length, can adjust the relevant device on the filling production lines.For example when net content general when higher; Then possibly be that the control channel time delay is longer between weighing instrument and the PLC; The value of the weight of perhaps setting in the weighing instrument is bigger, when perhaps PLC controls filling production lines response slower or the like, therefore can be according to the net content of the packaging product of preserving in the computing machine; Equipment to responding on the filling production lines is adjusted, and then further helps improving the qualification rate of packaging product net content.
Owing to utilize combining closely of computing machine and each weighing instrument in the metering system of the utility model; Carry out data acquisition, mathematical operation and signal analysis and processing; Obtain the net content of each packaging product, obtained the net content information of each packaging product to greatest extent, reduced labour intensity simultaneously; When also having eliminated artificial sampling observation during the course automatically, the tare weight of deduction is to inspect the error that the average weight of empty bucket is brought at random by random samples.
Because the signal that the utility model can be gathered is comparatively complete; Both can carry out record to each packaging product continuous data; Can also monitor the packing material tare weight, and the relevant information of the can of pouring process, thereby quality condition and other working process of monitoring packaging product; Realize quality management indirectly, also can be used for macro-check simultaneously packaging product.Through the network and the teletransmission function of computing machine, can realize information sharing easily and intervene control.
The utility model provides a kind of liquid quantitative packaging production line metering system; This metering system comprises that computing machine reaches and the identical weighing instrument of manufacturing line packaging product quantity; Wherein, be positioned at liquid quantitative packing and produce each weighing instrument on the line, the weight signal of current each packaging product that gets access to is sent in the computing machine; After computing machine receives this weight signal, confirm the net content and the preservation of current each packaging product.Because each weighing instrument sends to the weight signal of current each packaging product in the computing machine in the utility model; Confirm the net content of current each packaging product through computing machine; Therefore can confirm the net content of each packaging product accurately, thereby satisfy the requirement of the relevant art standard of net content.
Obviously, those skilled in the art can carry out various changes and modification to the utility model and not break away from the spirit and the scope of the utility model.Like this, belong within the scope of the utility model claim and equivalent technologies thereof if these of the utility model are revised with modification, then the utility model also is intended to comprise these changes and modification interior.
Claims (6)
1. liquid quantitative packaging production line metering system is characterized in that said metering system comprises: computing machine with the identical weighing instrument of manufacturing line packaging product station quantity;
Weighing instrument is positioned on the liquid quantitative packaging product manufacturing line, obtains the weight signal of current each packaging product, and the weight signal that obtains is sent in the computing machine through connection;
Computing machine is connected with each weighing instrument through connection, receives and write down the weight signal that each weighing instrument sends, and according to the weight signal that receives, confirms the net content and the preservation of current each packaging product.
2. metering system as claimed in claim 1 is characterized in that, said metering system also comprises: with said computing machine bonded assembly warning device;
Whether said computing machine, the net content of current each packaging product of judging record less than the net content threshold value of preserving, and when confirming this net content less than the net content threshold value of preserving, sends warning signal to said warning device;
Said warning device receives said warning signal and warning.
3. according to claim 1 or claim 2 metering system is characterized in that said metering system also comprises: deformation part and the strain-gauge identical with weighing instrument quantity;
Each deformation part is positioned on the support of liquid quantitative packaging product manufacturing line, obtains the pressure that corresponding packaging product loads, and produces deformation;
Said strain-gauge sticks on the deformation part and connects with corresponding weighing instrument, converts the deformation of deformation part into weight signal and sends to cooresponding weighing instrument.
4. metering system as claimed in claim 1 is characterized in that, said computing machine is connected with each weighing instrument through the RS232 interface.
5. metering system as claimed in claim 1 is characterized in that said computing machine comprises telltale, shows the net content of current each packaging product of confirming.
6. like claim 1 or 5 described metering systems, it is characterized in that said metering system also comprises: chopping machine;
Said computing machine is connected with said chopping machine through connection, and the net content of current each packaging product of confirming is sent to said chopping machine;
Said chopping machine is connected with said computing machine through connection, receives the net content and the printing of current each packaging product of said computing machine transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120331780XU CN202244135U (en) | 2011-08-29 | 2011-08-29 | Metering system for liquid quantitative package production line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120331780XU CN202244135U (en) | 2011-08-29 | 2011-08-29 | Metering system for liquid quantitative package production line |
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| CN202244135U true CN202244135U (en) | 2012-05-30 |
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| CN201120331780XU Expired - Fee Related CN202244135U (en) | 2011-08-29 | 2011-08-29 | Metering system for liquid quantitative package production line |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103786933A (en) * | 2012-10-29 | 2014-05-14 | 中国石油化工股份有限公司 | Online SPC analysis system and method for metering process capability of gravimetric filling equipment |
| CN104166394A (en) * | 2014-08-21 | 2014-11-26 | 上海朗脉洁净技术股份有限公司 | Weighing room control system and method and programmable logic controller |
| CN105829248A (en) * | 2013-12-20 | 2016-08-03 | 阿奎斯&阿奎斯股份有限公司 | Device and process for reloading an ammonia cartridge for reduction of nitrogen oxides by selective catalytic reduction in a vehicle |
| CN106370278A (en) * | 2016-08-29 | 2017-02-01 | 安徽凯达能源科技有限公司 | Coal automatic weighing device |
| CN109812709A (en) * | 2019-03-26 | 2019-05-28 | 广东云蛙智造有限公司 | A kind of high viscosity liquid raw material quantitative transmission device |
| CN113290708A (en) * | 2021-06-01 | 2021-08-24 | 郑州水工机械有限公司 | One-machine double-control stirring station control system |
-
2011
- 2011-08-29 CN CN201120331780XU patent/CN202244135U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103786933A (en) * | 2012-10-29 | 2014-05-14 | 中国石油化工股份有限公司 | Online SPC analysis system and method for metering process capability of gravimetric filling equipment |
| CN103786933B (en) * | 2012-10-29 | 2016-05-18 | 中国石油化工股份有限公司 | The online SPC analytical system of Weighing type bulking equipment metering process ability and method |
| CN105829248A (en) * | 2013-12-20 | 2016-08-03 | 阿奎斯&阿奎斯股份有限公司 | Device and process for reloading an ammonia cartridge for reduction of nitrogen oxides by selective catalytic reduction in a vehicle |
| CN104166394A (en) * | 2014-08-21 | 2014-11-26 | 上海朗脉洁净技术股份有限公司 | Weighing room control system and method and programmable logic controller |
| CN106370278A (en) * | 2016-08-29 | 2017-02-01 | 安徽凯达能源科技有限公司 | Coal automatic weighing device |
| CN109812709A (en) * | 2019-03-26 | 2019-05-28 | 广东云蛙智造有限公司 | A kind of high viscosity liquid raw material quantitative transmission device |
| CN109812709B (en) * | 2019-03-26 | 2024-05-24 | 广东云蛙智造有限公司 | High-viscosity liquid raw material quantitative conveying device |
| CN113290708A (en) * | 2021-06-01 | 2021-08-24 | 郑州水工机械有限公司 | One-machine double-control stirring station control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20120829 |