CN208125244U - A kind of on-line weighing system can be used for vibration environment - Google Patents
A kind of on-line weighing system can be used for vibration environment Download PDFInfo
- Publication number
- CN208125244U CN208125244U CN201820217845.XU CN201820217845U CN208125244U CN 208125244 U CN208125244 U CN 208125244U CN 201820217845 U CN201820217845 U CN 201820217845U CN 208125244 U CN208125244 U CN 208125244U
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- China
- Prior art keywords
- hopper
- flexible hinge
- pressure sensor
- line weighing
- vibration environment
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- Weight Measurement For Supplying Or Discharging Of Specified Amounts Of Material (AREA)
Abstract
The utility model relates to a kind of on-line weighing systems that can be used for vibration environment, using 32 embedded controllers as core, using the acquisition of high-speed AD data, Wavelets Filtering Algorithm combination BP neural network algorithm, realize the on-line weighing of small-sized shelling process equipment discharging.The utility model includes mechanical part and detection control section, the mechanical part includes hopper, direct current generator, screw rod screw pair, discharge port switchs baffle and flexible hinge, detecting control section includes material position-detection sensor, pressure sensor and device controller, pressure sensor is mounted on the bottom of hopper, and support entire hopper, pass through pressure sensor real-time detection inventory and data are transmitted to device controller, material position-detection sensor links together with hopper, monitor whether pressure sensor is faulty, play the role of safety guarantee, to realize the on-line weighing of hopper.
Description
Technical field
The utility model relates to a kind of on-line weighing systems that can be used for vibration environment, and in particular to one kind is used primarily in vibration
Weighing under dynamic processing environment, using pressure sensor, hopper and self-emptying integral structure, to discharging real―time precision measurment
System.
Background technique
With the development of science and technology life, Intelligent Machining gradually enters into people's lives, and the degree of automation is got in process
Come higher, quantitative processing and accurate measurement are an important link during modern processing, the raising of productionization degree
Labour cost is not only saved, but also working efficiency is also greatly improved.The prior art carries out dynamic measurement also not to discharging
Enough maturations, especially under complex environment, such as JiuJiang 707 Institute of Precision Mechatronics SCI&TECH Co., Ltd.；The limited public affairs of cigarette industry in Jiangxi
Department makes the country prosperous cigar mill identified patent applications CN201210276837.X " a kind of Modular structure electronic belt weigher ", in belt
Lower placement weighing sensor, belt is in the ceaselessly continuous dynamic measurement of push material implementation forward.This weighing structural failure is big,
The especially occupied space dynamic online weighing that cannot achieve small space material greatly.
Utility model content
The technical problems to be solved in the utility model is how to design the algorithm of reasonable mechanical structure and data processing, is obtained
To a kind of on-line weighing system that can be used for vibration environment, to realize that real-time, precision intelligence weighs under vibration.
To achieve the above objectives, the technical scheme adopted by the utility model is that：
A kind of on-line weighing system can be used for vibration environment, including mechanical part and detection control section；
The mechanical part includes hopper 15, direct current generator 4, screw rod screw pair 5, discharge port switch baffle 6 and flexibility
Hinge, the flexible hinge include preceding flexible hinge 10, rear flexible hinge 11, left flexible hinge 2 and right flexible hinge 7；
The detection control section includes material position-detection sensor 3, pressure sensor 12 and device controller；
The top of the hopper 15 passes through front, rear, left and right flexible hinge respectively and connect with vibratory equipment, the hopper 15
Upper left-hand be equipped with material position-detection sensor 3, for monitoring whether pressure sensor 12 faulty, plays safety guarantee
Effect, the leading flank of the hopper 15 are equipped with discharge port and switch baffle 6, and the direct current generator 4 passes through screw rod screw pair 5 and discharging
Mouth switch baffle 6 connects, and the lower part of the hopper 15 is equipped with the discharge port 9 extended forward, and the bottom of hopper 15 is equipped with pressure
Sensor 12, pressure sensor 12 support entire hopper 15, are transmitted to equipment control for real-time detection inventory and data
Device, the device controller for being acquired to the data of pressure sensor 12, analog-to-digital conversion and filtering processing, to realize
The on-line weighing of hopper 15.
On the basis of above scheme, the preceding flexible hinge 10, rear flexible hinge 11, left flexible hinge 2 and right flexibility
The both ends of hinge 7 are connect with hopper 15 and vibratory equipment respectively by corresponding hinge bracket 1.
On the basis of above scheme, the right side of the discharge port switch baffle 6 is equipped with switch mouth position switch bracket 8.
On the basis of above scheme, it is successively arranged aperture position from top to bottom on the switch mouth position switch bracket 8
Switch 13 and critical point position switch 14.
On the basis of above scheme, the flexible hinge uses elastic material, using elastic material micro-strain and certainly
The characteristic of recovery, constrains vibration in structure, reduces the influence that front, rear, left and right vibrate symmetrical accuracy of measurement.
On the basis of above scheme, the device controller high frequency acquires data, and by wavelet filter to upper and lower
Vibration signal is filtered, and effectively reduces the influence for vibrating up and down symmetrical accuracy of measurement.
On the basis of above scheme, the wavelet filter combines BP neural network algorithm, makes the on-line weighing
System has the function of deep learning.
On the basis of above scheme, the device controller is 32 embedded controllers.
Beneficial effect：
The utility model relates to a kind of on-line weighing systems that can be used for vibration environment, are used primarily in vibration machining environment
Under, using pressure sensor, hopper and self-emptying integral structure, real-time accurate weighing carried out to discharging, this system can be with
Suitable for different space sizes, under different vibration environments, by the method for deep learning, effective decomposed signal has been extracted
With signal, the accurate on-line weighing of hopper is realized with minimum cost.
Detailed description of the invention
The utility model has following attached drawing：
Fig. 1 is the on-line weighing system three-dimensional overall structure figure that the utility model can be used for vibration environment；
Fig. 2 is the on-line weighing internal system structure chart one that the utility model can be used for vibration environment；
Fig. 3 is the on-line weighing internal system structure chart two that the utility model can be used for vibration environment；
Fig. 4 is the wavelet filtering schematic diagram for the on-line weighing that the utility model can be used for vibration environment；
Fig. 5 is the BP neural network algorithm principle figure for the on-line weighing that the utility model can be used for vibration environment；
Fig. 6 is the work flow diagram for the on-line weighing system that the utility model can be used for vibration environment.
In figure：
1：Hinge bracket, 2：Left flexible hinge, 3：Material position-detection sensor, 4：Direct current generator, 5：Screw rod screw pair,
6：Discharge port switchs baffle, 7：Right flexible hinge, 8：Switch mouth position switch bracket, 9：Discharge port, 10：Preceding flexible hinge, 11：
Flexible hinge, 12 afterwards：Pressure sensor, 13：Aperture position switch, 14：Critical point position switch, 15：Hopper.
Specific embodiment
1-6 and embodiment with reference to the accompanying drawing, are further described specific embodiment of the present utility model.Following reality
It applies example to be only used for clearly illustrating the technical solution of the utility model, and cannot be used as a limitation the protection of limitation the utility model
Range.
If attached drawing 2-3 can be used for shown in the on-line weighing internal system structure chart and attached drawing 1 of vibration environment, which includes
Mechanical part and detection control section, the mechanical part include that hopper 15, direct current generator 4, screw rod screw pair 5, discharge port are opened
It closes baffle 6 and flexible hinge, the flexible hinge includes preceding flexible hinge 10, rear flexible hinge 11, left flexible hinge 2 and the right side
Flexible hinge 7；The detection control section includes material position-detection sensor 3, pressure sensor 12 and device controller；Its
In all around four hinge one end be connected on vibratory equipment, the other end is connected on hopper 15, everywhere connect all by cutting with scissors
Chain bracket 1 connects, and such as the both ends of left flexible hinge 2 are connect with hopper 15 and vibratory equipment respectively by hinge bracket 1, the material
The upper left-hand of bucket 15 is equipped with material position-detection sensor 3, for monitoring whether pressure sensor 12 is faulty, plays safety
Guaranteeing role, the leading flank of the hopper 15 are equipped with discharge port and switch baffle 6, the direct current generator 4 by screw rod screw pair 5 with
Discharge port switchs baffle 6 and connects, and the lower part of the hopper 15 is equipped with the discharge port 9 extended forward, and the bottom of hopper 15 is equipped with
Pressure sensor 12, pressure sensor 12 support entire hopper 15, and for real-time detection inventory and data are transmitted to equipment
Controller, the device controller for being acquired to the data of pressure sensor 12, analog-to-digital conversion and filtering processing, thus
Realize the on-line weighing of hopper 15.
As shown in figure 4, being wavelet filtering principle, by setting the threshold value of suitable Decomposition order and every layer of wave band, pressure
Signal is divided into the suitable number of plies and different band signals, gives up interference signal, extracts useful signal.
As shown in figure 5, being BP neural network algorithm principle, wavelet filtering principle is nested in BP neural network and calculated by this patent
In method, by input sample data, system can obtain the suitable wavelet decomposition number of plies and threshold by back-propagation algorithm automatically
Value rationally decomposes the signal of acquisition, obtains useful signal, by the function of deep learning, can reach under different vibration environments
To the effect of accurate weighing.
As shown in fig. 6, the on-line weighing system is during the work time, discharge port is detected by critical point position switch 14 first
Whether 9 close, if being not turned off, then direct current generator 4 drives discharge port to switch baffle 6 and closes discharge port by screw rod screw pair 5
9, then material is entered by the upper port of hopper 15, and pressure sensor 12 supports the almost all of power of 15 up and down direction of hopper,
So pressure change can be passed to device controller by pressure sensor 12 in hopper 15, device controller is to pressure sensor
12 carry out analog acquisition, and pass through analog-to-digital conversion, and FIR filter is recycled effectively to be filtered to signal is vibrated up and down, and
Front and back and side-to-side vibrations are then absorbed by the damping action of front, rear, left and right flexible hinge, thus in terms of structure and data processing
The influence for vibrating symmetrical accuracy of measurement is reduced simultaneously.If pressure sensor 12 fails, feed always, material position-detection sensor
3 are used as an alert locations sensor, and when detecting that material reaches this position, hopper 15 has been expired, then sends data to equipment
Controller, device controller control mechanical part and stop processing charging.When the data that pressure sensor 12 detects reach requirement
When value, device controller can also control mechanical part and stop processing charging.
On-line weighing system described in the utility model for vibration environment, electric-mechanic control system, accuracy are high, cost compared with
It is low, it is highly-safe.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these change
It also should be regarded as the protection scope of the utility model into retouching.
The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.
Claims (7)
1. a kind of on-line weighing system that can be used for vibration environment, it is characterised in that：Including mechanical part and detection control section；
The mechanical part include hopper (15), direct current generator (4), screw rod screw pair (5), discharge port switch baffle (6) and
Flexible hinge, the flexible hinge include preceding flexible hinge (10), rear flexible hinge (11), left flexible hinge (2) and right flexibility
Hinge (7)；
The detection control section includes material position-detection sensor (3), pressure sensor (12) and device controller；
The top of the hopper (15) passes through front, rear, left and right flexible hinge respectively and connect with vibratory equipment, the hopper (15)
Upper left-hand be equipped with material position-detection sensor (3), for monitoring whether pressure sensor (12) faulty, plays safety
Guaranteeing role, the leading flank of the hopper (15) are equipped with discharge port switch baffle (6), and the direct current generator (4) passes through screw rod spiral shell
It revolves secondary (5) to connect with discharge port switch baffle (6), the lower part of the hopper (15) is equipped with the discharge port (9) extended forward, hopper
(15) bottom is equipped with pressure sensor (12), and pressure sensor (12) supports entire hopper (15), is used for real-time detection object
Data are simultaneously transmitted to device controller by doses, and the device controller is for adopting the data of pressure sensor (12)
Collection, analog-to-digital conversion and filtering processing, to realize the on-line weighing of hopper (15).
2. can be used for the on-line weighing system of vibration environment as described in claim 1, it is characterised in that：The preceding flexible hinge
(10), the both ends of rear flexible hinge (11), left flexible hinge (2) and right flexible hinge (7) pass through corresponding hinge bracket
(1) it is connect respectively with hopper (15) and vibratory equipment.
3. can be used for the on-line weighing system of vibration environment as claimed in claim 2, it is characterised in that：The flexible hinge is adopted
Vibration is constrained in structure, is reduced using elastic material micro-strain and self-healing characteristic with elastic material
Front, rear, left and right vibrate the influence of symmetrical accuracy of measurement.
4. can be used for the on-line weighing system of vibration environment as described in claim 1, it is characterised in that：The discharge port switch
The right side of baffle (6) is equipped with switch mouth position switch bracket (8).
5. can be used for the on-line weighing system of vibration environment as claimed in claim 4, it is characterised in that：The switch mouth position
Aperture position switch (13) and critical point position switch (14) are successively arranged on switch bracket (8) from top to bottom.
6. can be used for the on-line weighing system of vibration environment as described in claim 1, it is characterised in that：The device controller
High frequency acquires data, and is filtered by wavelet filter to signal is vibrated up and down, and effectively reduces up-down vibration weighing
The influence of precision.
7. can be used for the on-line weighing system of vibration environment as claimed in claim 6, it is characterised in that：The device controller
For 32 embedded controllers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820217845.XU CN208125244U (en) | 2018-02-08 | 2018-02-08 | A kind of on-line weighing system can be used for vibration environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820217845.XU CN208125244U (en) | 2018-02-08 | 2018-02-08 | A kind of on-line weighing system can be used for vibration environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208125244U true CN208125244U (en) | 2018-11-20 |
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ID=64207245
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820217845.XU Expired - Fee Related CN208125244U (en) | 2018-02-08 | 2018-02-08 | A kind of on-line weighing system can be used for vibration environment |
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| CN (1) | CN208125244U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168661A (en) * | 2018-02-08 | 2018-06-15 | 中国农业大学 | A kind of on-line weighing system available for vibration environment |
-
2018
- 2018-02-08 CN CN201820217845.XU patent/CN208125244U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168661A (en) * | 2018-02-08 | 2018-06-15 | 中国农业大学 | A kind of on-line weighing system available for vibration environment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181120 Termination date: 20200208 |