CN205785676U

CN205785676U - Beer bottle vacuum leak on-line detecting system

Info

Publication number: CN205785676U
Application number: CN201620657738.XU
Authority: CN
Inventors: 李培乐; 赵贵权; 徐汉超; 吴剑锋
Original assignee: Suzhou Hulk System Detects Technology Co Ltd
Current assignee: Suzhou Hulk System Detects Technology Co Ltd
Priority date: 2016-06-28
Filing date: 2016-06-28
Publication date: 2016-12-07
Anticipated expiration: 2026-06-28

Abstract

This utility model provides a kind of beer bottle vacuum leak on-line detecting system, at least includes: photoswitch, for the electromagnetic pulse generating means, sonic transducer, signal conditioning circuit, serial ports, FPGA and the device for eliminating that encourage the bottle cap of beer bottle to vibrate；Described electromagnetic pulse generating means, device for eliminating are connected with described FPGA respectively, and described FPGA connects described photoswitch；Described sonic transducer is connected with described signal conditioning circuit, and described signal conditioning circuit is connected with described FPGA by serial ports；Described sonic transducer is near beer bottle streamline.This beer bottle vacuum leak on-line detecting system is capable of the automatic detection of beer bottle airtight quality, and detection efficiency is high and accuracy in detection is high and simple to operate, can alleviate labor strength and production cost.

Description

Beer bottle vacuum leak on-line detecting system

Technical field

This utility model relates to a kind of detecting system, particularly relates to a kind of beer bottle vacuum leak on-line detecting system.

Background technology

In beer production, beer bottle sealing property is an important indicator of beer product quality.Therefore medicated beer Bottle gas leak detection device has wide application market in the relevant industries such as food, beverage and medical packaging.Existing sealing Mechanics effect that container detection method major part is based on the pressure differential inside and outside container and produces or acoustic efficiency carry out detecting, It is broadly divided into 10 classes: vacuum meter detection method, manually beat inspection method, capping deformation ocular estimate, change and cover external pressure method, deformation Degree detection method, optical method, supercritical ultrasonics technology, Hydrostatic injection, eddy current detection method and direct Detection Method.Domestic conventional detection is close The method of envelope container performance has: beat inspection method, vacuum meter detection method, machinery telemetry and single probe electric vortex method by hand.Every kind of side Method has its feature and specific range of application.

Manually beating inspection method is to beat sealing container with artificial hand device, determines whether certain vacuum degree according to sound, This method is completely by physiology impression and the experience of people, and the affected by many factors and amount of labour is big, and easily error and the amount of labour are big.

Vacuum meter detection method is a kind of destructive measurement, is only applicable to seal container and takes a sample test.Vacuum meter detection method is by one Root draw point pipe inserts and seals in container, and needle tubing outer end is connected with vacuum meter, observes this list index yawing moment and reading, it is judged that be No qualified.Therefore, this measuring method has certain destructiveness, is only used for sealing container and takes a sample test.

Machinery telemetry accuracy of detection is low, and speed is slow.Machinery telemetry, is to survey at a cover for sealed container machinery installed above Microdevice, measures the concavo-convex amount of cover for sealed container elastic deformation, but its accuracy of detection is low and speed is slow.

Single probe electric vortex method several method earlier above has had relatively much progress, belongs to non-destroyed measurement, and it is to utilize electricity whirlpool Stream range measurement principle, is measured the concavo-convex amount that beer bottle lid elastic deformation produces, represents vacuum or pressure in tank, carried out by computer Data acquisition, draws measurement result.Although this method range accuracy is the highest, but still suffer from some deadly defects: first, select It is the most unreliable that the edge certain point of lid makees benchmark.The cap surface mechanically deform impact produced in system lid and capping procedure is very big, this Plant deflection and exceed far away current vortex sensor minimum resolution distance tens the most thousands of times, make accurately to measure concavo-convex lid and lose Meaning.Second, easily affected by mechanical vibration, sealed container mechanical vibration on line conveyor very serious, this to cover Certain point is the most unworkable as the method for datum mark, therefore inapplicable makees kinetic measurement.

Utility model content

The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of beer bottle vacuum leak On-line detecting system, is used for solving the above-mentioned problems in the prior art.

For achieving the above object and other relevant purposes, this utility model provides following technical scheme:

A kind of beer bottle vacuum leak on-line detecting system, at least includes: photoswitch, for encouraging the bottle cap of beer bottle Electromagnetic pulse generating means, sonic transducer, signal conditioning circuit, serial ports, FPGA and the device for eliminating of vibration；Described electromagnetism arteries and veins Rushing generating means, device for eliminating to be connected with described FPGA respectively, described FPGA connects described photoswitch；Described sound senses Device is connected with described signal conditioning circuit, and described signal conditioning circuit is connected with described FPGA by serial ports；Described sound senses Device is near beer bottle streamline.

Preferably, described photoswitch arranges beer bottle streamline side or top.

Preferably, described sonic transducer is located at directly over beer bottle streamline.

Preferably, described FPGA is also connected with ARM system, and described ARM system includes that data acquisition module, waveform show mould Block, output control module and data recordin module.

As it has been described above, beer bottle vacuum leak on-line detecting system of the present utility model, have the advantages that

Owing to described electromagnetic pulse generating means, device for eliminating are connected with described FPGA respectively, described FPGA connects There is described photoswitch；Described sonic transducer is connected with described signal conditioning circuit, and described signal conditioning circuit passes through serial ports It is connected with described FPGA；When beer bottle is through photoswitch, and photoswitch produces and triggers signal, and the most described electromagnetic pulse is sent out Generating apparatus will produce electromagnetic pulse, and the bottle cap vibration of the beer bottle of excitation process, sonic transducer can receive from bottle cap Acoustic reflection signals, then detection signal is amplified processing by signal conditioning circuit, and by Serial Port Transmission to FPGA, FPGA leads to Cross virtual detecting system and frequency, die-away time and the short-time rating of reflected signal are analyzed comparison to judge whether medicated beer is deposited At gas leak phenomenon, if substandard product being detected, triggering device for eliminating and being rejected, it is achieved that beer bottle airtight quality from Dynamic detection, detection efficiency is high and accuracy in detection is high and simple to operate, alleviate labor strength and production cost.

Accompanying drawing explanation

Fig. 1 is shown as beer bottle vacuum leak on-line detecting system schematic diagram of the present utility model.

Fig. 2 is shown as ARM system connection figure of the present utility model.

Element numbers explanation

1	Photoswitch
		2	Electromagnetic pulse generating means
3	Sonic transducer
		4	Signal conditioning circuit
5	Serial ports
		6	FPGA
7	Device for eliminating
		8	ARM system
81	Data acquisition module
		82	Waveform display module
83	Output control module
		84	Data recordin module

Detailed description of the invention

By particular specific embodiment, embodiment of the present utility model being described below, those skilled in the art can be by this Content disclosed by description understands other advantages of the present utility model and effect easily.

Refer to Fig. 1 to Fig. 2.It should be clear that structure depicted in this specification institute accompanying drawings, ratio, size etc., the most only in order to Coordinate the content disclosed in description, understand for those skilled in the art and read, being not limited to this utility model Enforceable qualifications, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or size Adjust, under not affecting effect that this utility model can be generated by and the purpose that can reach, all should still fall at this utility model In the range of disclosed technology contents can be contained.Meanwhile, in this specification cited as " on ", D score, " left ", The term of " right ", " middle " and " one " etc., is merely convenient to understanding of narration, and it is enforceable to be not used to limit this utility model Scope, being altered or modified of its relativeness, changing under technology contents without essence, enforceable when being also considered as this utility model Category.

As it is shown in figure 1, this utility model provides a kind of beer bottle vacuum leak on-line detecting system, at least include: photoelectricity Switch 1, the electromagnetic pulse generating means 2 for encouraging the bottle cap of beer bottle to vibrate, sonic transducer 3, signal conditioning circuit 4, string Mouth 5, FPGA6 and device for eliminating 7；Described electromagnetic pulse generating means 2, device for eliminating 7 are connected with described FPGA6 respectively, Described FPGA6 connects described photoswitch 1；Described sonic transducer 3 is connected with described signal conditioning circuit 4, and described signal Modulate circuit 4 is connected with described FPGA6 by serial ports 5；Described sonic transducer 3 is near beer bottle streamline；Preferably, described sound Sensor 3 is located at directly over beer bottle streamline.

Preferably, described photoswitch 1 arranges beer bottle streamline side or top.

Improving further as this utility model, described FPGA6 is also connected with ARM system 8, and described ARM system 8 includes data Acquisition module 81, waveform display module 82, output control module 83 and data recordin module 84.Acquisition module is used for triggering string Mouthful, read and gather signal；The signal that FPGA6 is utilized serial acquisition to come in by waveform display module 82 carries out waveform and shows, also may be used To show spectrum waveform；Output control module 83 is used for exporting device for eliminating 7 and triggers signal；Logging modle is used for recording detection number According to, see Fig. 2.

The vibration natural frequency of the bottle cap of beer bottle and pressure of the inside of a bottle have certain relation, as good in fruit product airtight quality Without gas leak phenomenon, in beer bottle, normal pressure should be between-0.08MPa to-0.09MPa.If adding one to beer bottle capping Impulsive force, allows its free oscillation, and free oscillation frequency now is just relevant with vacuum in tank.In general, vacuum is the highest, Closure surface tension force is the biggest, and frequency of vibration is the highest.With reference to Fig. 1, described electromagnetic pulse generating means 2 can produce electromagnetic pulse, The bottle cap vibration of the beer bottle of its excitation process, sonic transducer 3 can receive the acoustic reflection signals from bottle cap, then signal Detection signal is amplified processing by modulate circuit 4, is transmitted to FPGA6, FPGA6 by virtual detecting system pair by serial ports 5 The frequency of reflected signal, die-away time and short-time rating are analyzed comparison to judge whether medicated beer exists gas leak phenomenon, if inspection Measure substandard product then to trigger device for eliminating 7 and rejected, it is achieved that the automatic detection of beer bottle airtight quality.

Beer bottle vacuum leak on-line detecting system kind of the present utility model detection can complete detection in moment, it is not necessary to right Product carries out special pretreatment, both can be with contact measurement, it is also possible to non-contact detection, and it is right to be very suitable on production line Product carries out automatization's Non-Destructive Testing.

In sum, this utility model provides beer bottle vacuum leak on-line detecting system, described electromagnetic pulse to occur Device 2, device for eliminating 7 are connected with described FPGA6 respectively, and described FPGA6 connects described photoswitch 1；Described sound senses Device 3 is connected with described signal conditioning circuit 4, and described signal conditioning circuit 4 is connected with described FPGA6 by serial ports 5；Work as medicated beer Bottle is when photoswitch 1, and photoswitch 1 produces and triggers signal, and the most described electromagnetic pulse generating means 2 will produce electromagnetism Pulse, the bottle cap vibration of the beer bottle of excitation process, sonic transducer 3 can receive the acoustic reflection signals from bottle cap, then Detection signal is amplified processing by signal conditioning circuit 4, is transmitted to FPGA6, FPGA6 by virtual detection system by serial ports 5 Unite and frequency, die-away time and the short-time rating of reflected signal be analyzed comparison to judge whether medicated beer exists gas leak phenomenon, If substandard product being detected, triggering device for eliminating 7 and being rejected, it is achieved that the automatic detection of beer bottle airtight quality, detection Efficiency is high and accuracy in detection is high and simple to operate, alleviate labor strength and production cost.So, this practicality is new Type effectively overcomes various shortcoming of the prior art and has high industrial utilization.

Above-described embodiment only illustrative principle of the present utility model and effect thereof are new not for limiting this practicality Type.Above-described embodiment all can be carried out by any person skilled in the art under spirit and the scope of the present utility model Modify or change.Therefore, all art have usually intellectual without departing from the spirit disclosed in this utility model Modify with all equivalences completed under technological thought or change, must be contained by claim of the present utility model.

Claims

1. a beer bottle vacuum leak on-line detecting system, it is characterised in that at least include: photoswitch (1), be used for encouraging Beer bottle bottle cap vibration electromagnetic pulse generating means (2), sonic transducer (3), signal conditioning circuit (4), serial ports (5), And device for eliminating (7) FPGA(6)；Described electromagnetic pulse generating means (2), device for eliminating (7) respectively with described FPGA(6) Be connected, described FPGA(6) connect have described photoswitch (1)；Described sonic transducer (3) and described signal conditioning circuit (4) phase Connect, and described signal conditioning circuit (4) be by serial ports (5) and described FPGA(6) it is connected；Described sonic transducer (3) is near medicated beer Bottle streamline.

Beer bottle vacuum leak on-line detecting system the most according to claim 1, it is characterised in that: described photoswitch (1) beer bottle streamline side or top are set.

Beer bottle vacuum leak on-line detecting system the most according to claim 1, it is characterised in that: described sonic transducer (3) it is located at directly over beer bottle streamline.

Beer bottle vacuum leak on-line detecting system the most according to claim 1, it is characterised in that: described FPGA(6) also Being connected with ARM system (8), described ARM system (8) includes that data acquisition module (81), waveform display module (82), output control mould Block (83) and data recordin module (84).