CN211477339U - Electronic belt scale for improving material flow stability - Google Patents
Electronic belt scale for improving material flow stability Download PDFInfo
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- CN211477339U CN211477339U CN202020050708.9U CN202020050708U CN211477339U CN 211477339 U CN211477339 U CN 211477339U CN 202020050708 U CN202020050708 U CN 202020050708U CN 211477339 U CN211477339 U CN 211477339U
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- Prior art keywords
- belt scale
- belt
- electronic belt
- electronic
- material flow
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- 239000000463 material Substances 0.000 title claims abstract description 23
- 238000005303 weighing Methods 0.000 claims abstract description 27
- 230000001105 regulatory effect Effects 0.000 abstract description 3
- 230000001276 controlling effect Effects 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Abstract
The utility model relates to an electronic belt conveyor scale for improving material flow stability belongs to the conveyer belt equipment field. This electronic belt conveyor scale includes: the carrier roller is positioned below the belt and used for supporting the conveying belt and the materials; the bracket is used for fixing the belt weigher; the weighing sensor and the speed measuring sensor are respectively responsible for converting the detected weight and speed into electric signals and transmitting the electric signals to the junction box; the junction box is used for collecting and transmitting the electric signals to the instrument; the instrument controls the speed regulating motor by controlling the frequency converter through a fuzzy PID control module in the controller; and then the frequency of the feeding machine is adjusted by the speed adjusting motor, so that the aim of controlling the material flow is fulfilled. The utility model discloses electronic belt scale makes material flow remain stable to the ratio that makes the system is more accurate.
Description
Technical Field
The utility model belongs to the technical field of electronic belt conveyor scale technique and specifically relates to an electronic belt conveyor scale for improving material flow stability is related to.
Background
The electronic belt scale is an automatic weighing apparatus which continuously weighs bulk materials on a conveying belt without subdividing the mass or interrupting the movement of the conveying belt, and is mainly classified according to a loader: a weigh table carrier, a conveyor carrier; sorting by belt speed: single speed belt weigher, variable speed belt weigher.
When raw materials are continuously and dynamically weighed, the flow needs to be adjusted and controlled to achieve accurate proportioning, and if the proportioning does not meet the requirement, raw materials are wasted, and the production efficiency is affected. The prior electronic belt weighers are only used for measuring the weight of materials and cannot adjust the flow rate of the materials, and belt weighers are used for adjusting the flow rate of the materials, but the accuracy of the prior electronic belt weighers is not very high, and the stability is very common.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electronic belt scale for improving the stability of material flow in order to overcome the defects of the prior art.
The purpose of the utility model can be realized through the following technical scheme:
the utility model provides an electronic belt scale for improving material flow stability, includes the belt scale body, the belt scale body embeds there are weighing sensor and tacho sensor, weighing sensor with tacho sensor is connected with the instrument of weighing behind the terminal box separately, the instrument of weighing is connected with the controller that comprises traditional PID control module and fuzzy PID control module, the controller is connected with buncher through the converter, buncher is connected in order to adjust feed flow stability with the batcher.
Further, a hopper is further arranged on the feeding machine.
Furthermore, the belt scale body comprises a driving wheel, a tail wheel and a belt covering the driving wheel and the tail wheel in a wrapping mode.
Further, the driving wheel is supported on the ground through a support.
Furthermore, the tail wheel is supported on the ground through a support.
Furthermore, a carrier roller is further arranged in a space formed by the driving wheel, the tail wheel and the belt.
Further, the carrier roller is supported on the ground through a support.
Furthermore, the weighing sensor and the speed measuring sensor are symmetrically arranged at the positions of two sides of the carrier roller.
Furthermore, the carrier roller adopts a bracket type grooved carrier roller, reduces friction, is arranged on two sides of the conveying belt, prevents the conveying belt from deviating and enables the belt to run stably and reliably.
Furthermore, the hopper is formed by stamping a galvanized sheet, the front wall and the rear wall of the hopper are connected in an arc shape with a slight inclination angle, so that the materials are prevented from being gathered and sinking and floating in the hopper.
Furthermore, photoelectric speed measuring sensors are selected as the speed measuring sensors, and steel S-shaped weighing sensors are selected as the weighing sensors.
Further, the feeding device is an electromagnetic vibration feeding type feeding device, and the feeding device can be more than one.
Compared with the prior art, the utility model has the advantages of it is following:
(1) the utility model discloses control many batchers by a control machine, work between each batcher is interconnect again, and the given volume is revised along with current actual ratio moreover, so reasonable material ratio problem of realization that can be fine.
(2) The utility model discloses fuzzy controller is a control based on rule, and it adopts language type control rule, through fuzzy logic and approximate inference's method, with on-the-spot operating personnel's control experience or relevant expert's knowledge formalization, modeling, becomes the control model that the computer can accept, lets the computer replace the people and carries out effectual control, so has the characteristics of easily operating.
(3) The utility model discloses in introduce fuzzy control after, it is fine to adjust the effect when the deviation appears in the system receives the interference, has solved former feed proportioning system and has had great error, and dynamic characteristic is unsatisfactory, and the metering accuracy and the batching speed problem of system have been improved greatly to the control accuracy and the batching speed when overshoot is great.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
in the figure, 1: a belt; 2: a speed measuring sensor; 3: a weighing sensor; 4: a carrier roller; 5: a hopper; 6: a drive wheel; 7: a tail wheel; 8: a support; 9: a junction box; 10: a weighing instrument; 11: a controller; 12: a conventional PID control module; 13: a fuzzy PID control module; 14: a frequency converter; 15: a speed-regulating motor; 16: a feeding machine.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1, the utility model discloses the hopper 5 of device is located the belt weigher left, be batcher 16 under the hopper, the left side wheel is drive wheel 6, the right side wheel is tailwheel 7, weighing sensor 3 and tacho sensor 2 are equipped with respectively under the belt 1, two terminal boxes 9 are connected respectively to weighing sensor 3 and tacho sensor 2, be equipped with buncher 15 under left side drive wheel 6, buncher 15 and converter 14, a controller 11, weighing instrument 10 is connected, bearing roller 4 plays the effect of supporting material on belt 1 down and support 8 is equipped with, under belt 1, drive wheel 6, support 8 is equipped with respectively under the tailwheel 7. The weighing sensor 3 and the speed measuring sensor 2 are respectively connected with the weighing instrument 10 through the junction box 9, the weighing instrument 10 is connected with the controller 11, the frequency converter 14 and the speed regulating motor 15, and finally a complete loop is formed. The controller 11 uses a fuzzy PID controller, wherein a traditional PID control module 12 and a fuzzy PID control module 13 are used, and the weighing sensor 3 and the speed measuring sensor 2 are symmetrically distributed on two sides of the middle carrier roller 4.
The utility model discloses an operation principle as follows:
when materials in the storage bin are thrown onto the material distribution belt by the feeding equipment and reach a weighing point along with the belt, the weight of the materials is converted into an electric signal by the weighing sensor, the speed value of the belt is converted into the electric signal by the speed measurement sensor, the signals are gathered by the junction box and then sent into the weighing instrument, and the instrument performs corresponding operation and processing on the collected signals and finally converts the collected signals into instantaneous flow and accumulated flow. Meanwhile, the weighing instrument outputs a standard control signal to the speed regulating motor through the fuzzy PID control of the controller to regulate the feeding speed, so that the material flow is kept stable, and finally the proportioning of the system is more accurate.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides an electronic belt scale for improving material flow stability, a serial communication port, including the belt scale body, the belt scale body embeds there are weighing sensor (3) and speed sensor (2), weighing sensor (3) with speed sensor (2) are connected with weighing instrument (10) after terminal box (9) respectively, weighing instrument (10) are connected with controller (11) of constituteing by traditional PID control module (12) and fuzzy PID control module (13), controller (11) are connected with buncher (15) through converter (14), buncher (15) are connected with batcher (16) in order to adjust feed flow stability.
2. The electronic belt scale for improving the flow stability of materials according to claim 1, characterized in that the feeding machine (16) is further provided with a hopper (5).
3. The electronic belt scale of claim 1, wherein the belt scale body comprises a driving wheel (6), a tail wheel (7) and a belt (1) covering the driving wheel (6) and the tail wheel (7).
4. An electronic belt scale according to claim 3, characterized in that the driving wheel (6) is supported on the ground by a support (8).
5. The electronic belt scale according to claim 3, wherein the tail pulley (7) is supported on the ground through a bracket (8).
6. The electronic belt scale of claim 3, wherein the driving wheel (6) and the tail wheel (7) form a space with the belt (1) and are provided with carrier rollers (4).
7. The electronic belt scale of claim 6, wherein the carrier roller (4) is supported on the ground by a bracket (8).
8. The electronic belt scale for improving the flow stability of materials according to claim 6, wherein the weighing sensor (3) and the speed sensor (2) are symmetrically arranged at two sides of the supporting roller (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020050708.9U CN211477339U (en) | 2020-01-10 | 2020-01-10 | Electronic belt scale for improving material flow stability |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020050708.9U CN211477339U (en) | 2020-01-10 | 2020-01-10 | Electronic belt scale for improving material flow stability |
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CN211477339U true CN211477339U (en) | 2020-09-11 |
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CN202020050708.9U Expired - Fee Related CN211477339U (en) | 2020-01-10 | 2020-01-10 | Electronic belt scale for improving material flow stability |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114906629A (en) * | 2022-06-06 | 2022-08-16 | 中国中材国际工程股份有限公司 | Cantilever scraper chain structure |
CN113884168B (en) * | 2021-10-10 | 2024-07-12 | 河南中烟工业有限责任公司 | Belt scale type glue applying amount detection control method |
-
2020
- 2020-01-10 CN CN202020050708.9U patent/CN211477339U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113884168B (en) * | 2021-10-10 | 2024-07-12 | 河南中烟工业有限责任公司 | Belt scale type glue applying amount detection control method |
CN114906629A (en) * | 2022-06-06 | 2022-08-16 | 中国中材国际工程股份有限公司 | Cantilever scraper chain structure |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200911 |
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CF01 | Termination of patent right due to non-payment of annual fee |