CN102226709A - Automatic weight detection machine and weight detection method - Google Patents
Automatic weight detection machine and weight detection method Download PDFInfo
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- CN102226709A CN102226709A CN2011100934205A CN201110093420A CN102226709A CN 102226709 A CN102226709 A CN 102226709A CN 2011100934205 A CN2011100934205 A CN 2011100934205A CN 201110093420 A CN201110093420 A CN 201110093420A CN 102226709 A CN102226709 A CN 102226709A
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Abstract
The invention relates to a weight detection apparatus, especially to an automatic weight detection machine and a weight detection method. The automatic weight detection machine comprises conveyer belts of three sections, wherein the conveyer belts of three sections are placed on a support and are placed end to end; besides, the conveyer belts of three sections respectively are an input belt, a weighing platform of a weighing conveyor and an output belt. A signal output terminal of a high-precision weighing sensor of the weighing platform of the weighing conveyor is connected with a signal input terminal of a programmable controller by an A/D converter. A control terminal of the programmable controller is connected with a rejection alarm device located at the output belt. The control terminal of the programmable controller is also further connected with a driving mechanism of the conveyer belts of three sections. in the prior art, the processes of weighing products one by one to determining whether the product weights reach the qualified standard and making a distinguish are carried out in a manual way, so that the technical problems of low working efficiency and poor accuracy are caused. However, according to the invention, the above-mentioned problems can be solved. The accuracy of product weight and the working speed are enhanced, so that continuous work of product production and a packaging line can be cooperated better.
Description
Technical field
The present invention relates to weighing device, particularly a kind of automatic check weighing machine and check weighing method.
Background technology
At present, can weigh continuously and compare dynamic object on production or packaging line, the main employing has the LOAD CELLS belt feeder of weighing of (comprising the high-precision weighing sensor).During use, object enters the belt feeder weighing platform of weighing continuously and weighs one by one, its weight shows by the display device that is connected with LOAD CELLS, and the staff distinguishes qualified product and underproof product in manually-operated mode by the display result of display device.The work efficiency of this traditional mode of operation is lower, and staff's working strength is bigger, and is easy to generate error.
Summary of the invention
The object of the present invention is to provide a kind of automatic check weighing machine and check weighing method, mainly solve existing weighing one by one and differentiate the operation that product weight is whether qualified and distinguish by manual type, the technical matters of inefficiency, poor accuracy, it has improved the accuracy of product weight and the speed of work, helps cooperating production, packaging line to carry out continual work.
For achieving the above object, technical scheme of the present invention is.
A kind of automatic check weighing machine is characterized in that: it is included in vertical connected head-to-tail three sections conveying belt of laying on the support, and three sections conveying belt are respectively the input belts, weigh belt feeder weighing platform and output belt; The signal output part of the high-precision weighing sensor of the described belt feeder weighing platform of weighing is connected to the signal input part of Programmable Logic Controller by A/D converter; The control end of Programmable Logic Controller connects on the rejecting warning device that is positioned at output belt place; The control end of described Programmable Logic Controller also further connects the driving mechanism of three sections conveying belt.
Described automatic check weighing machine is characterized in that: the input/output port of described Programmable Logic Controller connects liquid crystal touch screen.
A kind of check weighing method, it is characterized in that: use aforesaid automatic check weighing machine, concrete steps are: the at first heavy belt feeder weighing platform of symmetry zero setting, put the measured piece of a standard weights, and by input media set up standard weight upper lower limit value and be kept among the Programmable Logic Controller PLC; Start conveying device, regulate the speed of belt, make the speed of product on the belt feeder weighing platform of weighing suitable with product on production line speed, input belt and output belt speed are slightly faster than the speed of the belt of weighing, and setting completed connects production line; Measured piece is separated when entering the input belt to advance, to guarantee on the belt feeder weighing platform of weighing, having only 1 measured piece advancing, when measured piece enters when weighing the belt feeder weighing platform, the high-precision weighing sensor obtains the information of product weight, digital signal by A/D converter weight is through the PLC Treatment Analysis, to the weight of this product qualified judging whether, the qualified product of weight is with producing the next procedure that belt enters production line, the defective alarm of product weight sounds, and the flush trimmer action is released production line to the underproof product of weight.
Compared with prior art, the invention has the beneficial effects as follows: the present invention can be to weigh the continuously device of comparison of dynamic object.Be applied to product weight had and make online weight detecting on the production line of requirement and differentiate.Solved and differentiated by manually weighing one by one in the past whether qualified falling behind operated, thereby improved the accuracy of product weight and the speed of work.The existing operating rate of the present invention is that per minute is more than 60.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is an electric component structured flowchart of the present invention.
Embodiment
See also Fig. 1,2, it is the structural representation of a kind of automatic check weighing machine of the present invention.As shown in the figure: it is included in vertical connected head-to-tail three sections conveying belt of laying on the support 1, and three sections conveying belt are respectively input belts 2, weigh belt feeder weighing platform 3 and output belt 4; The signal output part of the high-precision weighing sensor 31 of the described belt feeder weighing platform 3 of weighing is connected to the signal input part of Programmable Logic Controller 33 by A/D converter 32; The control end of Programmable Logic Controller 33 connects on the rejecting warning device 5 that is positioned at output belt 4 places; The control end of described Programmable Logic Controller 33 also further connects the driving mechanism of three sections conveying belt.The input/output port of described Programmable Logic Controller 33 connects liquid crystal touch screen 6.Certainly, Programmable Logic Controller 33 described in the present invention also can connect other input, output unit, adopt keyboard such as input media, output unit adopts printer 7, its purpose mainly is that the important parameters (as: upper lower limit value of specification product weight) in the Programmable Logic Controller 33 are set, revised, and the weight of product is printed or shows.
When the present invention uses, input belt 2 links to each other with the last process of production line and sends into product (measured piece), the belt feeder weighing platform 3 of weighing is intervals of the weight detecting of single product (measured piece), output belt 4 is that whether qualified product (measured piece) differentiate weight interval after weight detecting, as the qualified next procedure of then being sent into production line, release production line as the defective other rejecting alarm mechanism of output belt that then is installed in of weight by belt.
Principle of work of the present invention and process, the product (measured piece) of a standard weights is put at first symmetrical heavy belt feeder weighing platform 3 zero setting, by liquid crystal touch screen 6 upper lower limit value of weight is set and is kept among the Programmable Logic Controller PLC 33 according to technical requirement.Start conveying device, regulate the speed of belt, make the speed of product on the belt feeder weighing platform of weighing suitable, input belt 2 and export belt 4 speed slightly faster than the speed of the belt of weighing with product on production line speed.Setting completed connects production line.Product (measured piece) is separated when entering the input belt to advance, to guarantee having only 1 product (measured piece) advancing on the belt feeder weighing platform 4 of weighing.When product (measured piece) enters when weighing belt feeder weighing platform 4, high-precision weighing sensor 31 obtains the information of product weight, and the digital signal by high-speed a/d converter 32 weight is through PLC 33 Treatment Analysis, to the weight of this product qualified judging whether.The qualified product of weight is with producing the next procedure that belt enters production line.The defective alarm of product weight sounds, and the flush trimmer action is released production line to the underproof product of weight.
Key problem in technology point of the present invention: the zero-bit in LOAD CELLS is handled, and has adopted advanced automatic zero point tracking technique, makes sensor clocklike refresh zero-bit under the situation of product-free (measured piece); Liquid crystal touch screen is set the back to every work of the present invention and is sent instruction to PLC, controls electric topworks by PLC and finishes compulsory exercise.
Programmable Logic Controller PLC described in the present invention can use the S7-200 PLC of Siemens, described touch-screen can adopt the touch-screen product of Siemens, it is the frequency control belt conveyer scale of GH36-TDG-1400 or the small-sized frequency control belt conveyer scale of selecting big and weighing apparatus for use that the described belt feeder weighing platform 4 of weighing can be selected model for use, and these belt conveyer scales all carry the high-precision weighing sensor.
For the device for eliminating among the present invention 5,,, then can adopt structures such as cylinder pusher or fork device if the weight ratio of measured object is bigger if the weight ratio less (as ampoule) of measured object then can adopt the automatic inflatable body by PLC control.
The above is preferred embodiment of the present invention only, is not to be used for limiting practical range of the present invention.Be that all equivalences of doing according to the content of the present patent application claim change and modification, all should be technology category of the present invention.
Claims (3)
1. automatic check weighing machine, it is characterized in that: it is included in vertical connected head-to-tail three sections conveying belt of laying on the support (1), and three sections conveying belt are respectively input belts (2), the belt feeder weighing platform (3) and export belt (4) of weighing; The signal output part of the high-precision weighing sensor (31) of the described belt feeder weighing platform (3) of weighing is connected to the signal input part of Programmable Logic Controller (33) by A/D converter (32); The control end of Programmable Logic Controller (33) connects and is positioned on the rejecting warning device (5) that output belt (4) locates; The control end of described Programmable Logic Controller (33) also further connects the driving mechanism of three sections conveying belt.
2. automatic check weighing machine according to claim 1 is characterized in that: the input/output port of described Programmable Logic Controller (33) connects liquid crystal touch screen (6).
3. check weighing method, it is characterized in that: use automatic check weighing machine as claimed in claim 1 or 2, concrete steps are: at first heavy belt feeder weighing platform (3) zero setting of symmetry, put the measured piece of a standard weights, and by input media set up standard weight upper lower limit value and be kept at Programmable Logic Controller PLC(33) in; Start conveying device, regulate the speed of belt, make the speed of product on the belt feeder weighing platform of weighing suitable with product on production line speed, input belt (2) and output belt (4) speed are slightly faster than the speed of the belt of weighing, and setting completed connects production line; Measured piece is separated when entering the input belt to advance, to guarantee on the belt feeder weighing platform (4) of weighing, having only 1 measured piece advancing, when measured piece enters when weighing belt feeder weighing platform (4), high-precision weighing sensor (31) obtains the information of product weight, digital signal by A/D converter (32) weight is through PLC(33) Treatment Analysis, to the weight of this product qualified judging whether, the qualified product of weight is with producing the next procedure that belt enters production line, the defective alarm of product weight sounds, and the flush trimmer action is released production line to the underproof product of weight.
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| CN2011100934205A CN102226709A (en) | 2011-04-14 | 2011-04-14 | Automatic weight detection machine and weight detection method |
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| CN2011100934205A CN102226709A (en) | 2011-04-14 | 2011-04-14 | Automatic weight detection machine and weight detection method |
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Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102564539A (en) * | 2011-12-29 | 2012-07-11 | 大连佳林设备制造有限公司 | Weighing and removing machine |
| CN103713597A (en) * | 2013-12-23 | 2014-04-09 | 大连佳林设备制造有限公司 | Electric control system for weighing and rejecting machine |
| CN104801499A (en) * | 2015-04-30 | 2015-07-29 | 中山新永一测控设备有限公司 | High-speed analog conversion electronic system for weighing equipment |
| CN105000352A (en) * | 2015-07-29 | 2015-10-28 | 广州追远电气机械有限公司 | Weighing control device of glaze sprinkling machine |
| CN105241530A (en) * | 2015-11-20 | 2016-01-13 | 无锡正佳自控***设备有限公司 | High-speed weighing scale |
| CN105253521A (en) * | 2015-11-20 | 2016-01-20 | 无锡正佳自控***设备有限公司 | High-speed automatic checkweigher |
| CN105784535A (en) * | 2016-05-11 | 2016-07-20 | 苏州大学 | Drilling and evaluating system for rectangular rubber material |
| CN106338326A (en) * | 2016-08-29 | 2017-01-18 | 芜湖凯尔电气科技有限公司 | Green battery weighing device |
| CN106428671A (en) * | 2016-10-14 | 2017-02-22 | 深圳万发创新进出口贸易有限公司 | Packing and weighing system |
| CN106428818A (en) * | 2016-09-20 | 2017-02-22 | 无锡大东机械制造有限公司 | Control method of weighing re-inspection scale |
| CN106670117A (en) * | 2016-12-20 | 2017-05-17 | 芜湖市诺康生物科技有限公司 | Continuous weighing detection device for health-care products |
| CN106742377A (en) * | 2016-12-29 | 2017-05-31 | 天津福瑞正美机电科技有限公司 | Bar winding cigarette online weighing detection means |
| CN106840344A (en) * | 2017-04-04 | 2017-06-13 | 承递自动化设备（昆山）有限公司 | A kind of dynamic weighing instrument |
| CN107764683A (en) * | 2017-11-30 | 2018-03-06 | 广西三威林产工业有限公司 | Sanded board is weighed separation system |
| CN107782425A (en) * | 2017-09-25 | 2018-03-09 | 安徽中马橡塑制品有限公司 | A kind of molding film automatic weighing system |
| CN107876420A (en) * | 2017-11-22 | 2018-04-06 | 广东生和堂健康食品股份有限公司 | A kind of automatic device for eliminating of weighing |
| CN108759996A (en) * | 2018-06-19 | 2018-11-06 | 马鞍山市北大益丰环保科技有限责任公司 | A kind of rock wool production belt of weighing device and rock wool board assembly line |
| CN108792015A (en) * | 2018-05-29 | 2018-11-13 | 和县小辣椒电子商务有限公司 | A kind of e-commerce product logistics transmission packaging auxiliary device |
| CN109499912A (en) * | 2018-12-29 | 2019-03-22 | 上海多科电子科技有限公司 | Weight detector and weight detecting select method |
| CN109514833A (en) * | 2018-12-29 | 2019-03-26 | 苏州金纬机械制造有限公司 | Stirring control system for pipe production line |
| CN109850281A (en) * | 2018-11-29 | 2019-06-07 | 武汉华星光电技术有限公司 | Product packaging monitoring device |
| CN112139060A (en) * | 2020-09-17 | 2020-12-29 | 昆明理工大学 | Online conveying weighing detection device and detection method thereof |
| CN112478325A (en) * | 2020-12-11 | 2021-03-12 | 河南中烟工业有限责任公司 | Method for detecting weight of boxed cigarettes |
| CN115138573A (en) * | 2022-07-08 | 2022-10-04 | 苏州巴斯曼机电科技有限公司 | Qualified detection device of mechanical equipment accessories |
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Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102564539A (en) * | 2011-12-29 | 2012-07-11 | 大连佳林设备制造有限公司 | Weighing and removing machine |
| CN103713597A (en) * | 2013-12-23 | 2014-04-09 | 大连佳林设备制造有限公司 | Electric control system for weighing and rejecting machine |
| CN104801499A (en) * | 2015-04-30 | 2015-07-29 | 中山新永一测控设备有限公司 | High-speed analog conversion electronic system for weighing equipment |
| CN105000352A (en) * | 2015-07-29 | 2015-10-28 | 广州追远电气机械有限公司 | Weighing control device of glaze sprinkling machine |
| CN105241530A (en) * | 2015-11-20 | 2016-01-13 | 无锡正佳自控***设备有限公司 | High-speed weighing scale |
| CN105253521A (en) * | 2015-11-20 | 2016-01-20 | 无锡正佳自控***设备有限公司 | High-speed automatic checkweigher |
| CN105784535A (en) * | 2016-05-11 | 2016-07-20 | 苏州大学 | Drilling and evaluating system for rectangular rubber material |
| CN106338326A (en) * | 2016-08-29 | 2017-01-18 | 芜湖凯尔电气科技有限公司 | Green battery weighing device |
| CN106428818A (en) * | 2016-09-20 | 2017-02-22 | 无锡大东机械制造有限公司 | Control method of weighing re-inspection scale |
| CN106428671A (en) * | 2016-10-14 | 2017-02-22 | 深圳万发创新进出口贸易有限公司 | Packing and weighing system |
| CN106670117A (en) * | 2016-12-20 | 2017-05-17 | 芜湖市诺康生物科技有限公司 | Continuous weighing detection device for health-care products |
| CN106670117B (en) * | 2016-12-20 | 2018-10-12 | 芜湖市诺康生物科技有限公司 | A kind of health products consecutive weighings detection device |
| CN106742377A (en) * | 2016-12-29 | 2017-05-31 | 天津福瑞正美机电科技有限公司 | Bar winding cigarette online weighing detection means |
| CN106742377B (en) * | 2016-12-29 | 2024-03-15 | 天津福瑞正美机电科技有限公司 | Online weighing and detecting device for strip-wrapped cigarettes |
| CN106840344A (en) * | 2017-04-04 | 2017-06-13 | 承递自动化设备（昆山）有限公司 | A kind of dynamic weighing instrument |
| CN107782425A (en) * | 2017-09-25 | 2018-03-09 | 安徽中马橡塑制品有限公司 | A kind of molding film automatic weighing system |
| CN107876420A (en) * | 2017-11-22 | 2018-04-06 | 广东生和堂健康食品股份有限公司 | A kind of automatic device for eliminating of weighing |
| CN107764683A (en) * | 2017-11-30 | 2018-03-06 | 广西三威林产工业有限公司 | Sanded board is weighed separation system |
| CN108792015A (en) * | 2018-05-29 | 2018-11-13 | 和县小辣椒电子商务有限公司 | A kind of e-commerce product logistics transmission packaging auxiliary device |
| CN108759996A (en) * | 2018-06-19 | 2018-11-06 | 马鞍山市北大益丰环保科技有限责任公司 | A kind of rock wool production belt of weighing device and rock wool board assembly line |
| CN109850281A (en) * | 2018-11-29 | 2019-06-07 | 武汉华星光电技术有限公司 | Product packaging monitoring device |
| CN109499912A (en) * | 2018-12-29 | 2019-03-22 | 上海多科电子科技有限公司 | Weight detector and weight detecting select method |
| CN109514833A (en) * | 2018-12-29 | 2019-03-26 | 苏州金纬机械制造有限公司 | Stirring control system for pipe production line |
| CN112139060A (en) * | 2020-09-17 | 2020-12-29 | 昆明理工大学 | Online conveying weighing detection device and detection method thereof |
| CN112478325A (en) * | 2020-12-11 | 2021-03-12 | 河南中烟工业有限责任公司 | Method for detecting weight of boxed cigarettes |
| CN115138573A (en) * | 2022-07-08 | 2022-10-04 | 苏州巴斯曼机电科技有限公司 | Qualified detection device of mechanical equipment accessories |
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Application publication date: 20111026 |