CN112345046A - Intelligent weighing and feeding device and method for production line - Google Patents
Intelligent weighing and feeding device and method for production line Download PDFInfo
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- CN112345046A CN112345046A CN202011312040.1A CN202011312040A CN112345046A CN 112345046 A CN112345046 A CN 112345046A CN 202011312040 A CN202011312040 A CN 202011312040A CN 112345046 A CN112345046 A CN 112345046A
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- bin
- weighing
- feeding
- gate
- discharging
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G13/00—Weighing apparatus with automatic feed or discharge for weighing-out batches of material
- G01G13/24—Weighing mechanism control arrangements for automatic feed or discharge
- G01G13/28—Weighing mechanism control arrangements for automatic feed or discharge involving variation of an electrical variable which is used to control loading or discharge of the receptacle
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G13/00—Weighing apparatus with automatic feed or discharge for weighing-out batches of material
- G01G13/02—Means for automatically loading weigh pans or other receptacles, e.g. disposable containers, under control of the weighing mechanism
- G01G13/022—Material feeding devices
Abstract
The invention provides an intelligent weighing and feeding device and a feeding method for a production line, which comprise a feeding bin, a weighing bin and a discharging bin, wherein a first gate is arranged at the discharging port of the feeding bin, a feeding speed adjusting device is arranged on the first gate, a feeding port of the weighing bin is arranged below the discharging port of the feeding bin, a weighing sensor is arranged at the upper end of the weighing bin, a second gate is arranged at the discharging port of the weighing bin, a driving device for driving the second gate to open or close the discharging port of the weighing bin is arranged on the second gate, the feeding speed adjusting device and the driving device are connected with a weighing sensor circuit through a controller, the discharging bin is covered outside the weighing bin, and the discharging port of the discharging bin is arranged below the discharging port of the weighing bin. According to the intelligent weighing and feeding device and the intelligent weighing and feeding method for the production line, the size of the gate of the feeding bin can be effectively adjusted according to the dynamic instruction of the control center by using the feeding speed adjusting device, so that quick and slow feeding is realized, the material flow speed is adjusted, and the dynamic weighing precision is effectively improved.
Description
Technical Field
The invention relates to the technical field of feeding equipment, in particular to an intelligent weighing and feeding device and method for a production line.
Background
Weighing materials is an important link in industrial production and trade circulation, and a weighing device or a weighing instrument is an indispensable measuring tool. With the expansion of industrial and agricultural production and commodity circulation, the demand of the whole society on the weighing apparatus is increased sharply, and the old lever type mechanical scale used in the past can not meet the requirements of automation and management automation of the modern society. Since the 60's of the 20 th century, electronic scale technology has gradually matured and replaced mechanical scales due to rapid development of sensor technology and electronic technology. The advent of microelectronic processors made electronic weighing techniques possible, particularly in the early 20 th 70 s. The weighing machine has the main characteristics of rapidness, accuracy, convenient operation, elimination of personal errors, function diversification and the like. The weighing device is not only a single instrument for providing weight data, but also an important component of an industrial control system and a commercial management system, promotes the automation of industrial production and the modernization of management, shortens the operation time, improves the operation conditions, reduces the consumption of energy and materials, improves the product quality and the like.
With the clear proposal of mouth number of 2025 manufactured in China and 4.0 in Germany industry, the automatic products of the domestic automatic weighing apparatus and the automatic weighing apparatus are mainstream products in the domestic market in 20 years in the future. The material conveying, batching, stirring, forming, packaging and stacking integrated digital production line has become the inevitable choice of industrial production lines of a plurality of large enterprises: high precision, environmental protection, energy saving and automation. The automation and informatization of the standard weighing apparatus is the trend of 10-20 years in the future.
The weighing device is widely applied to various fields of national economy, and remarkable economic benefit is achieved. However, in this aspect of China, products are few, functions are single, dynamic weighing precision is low, and weighing automation degree is low, so that improvement of the existing weighing device and development and research of a modern intelligent weighing system with complete functions are imperative.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the invention provides an intelligent weighing and feeding device and method for a production line, aiming at overcoming the defects of difficulty in combination of weighing and feeding ring sections, low dynamic weighing precision, low weighing automation degree and the like in an automatic production line in the prior art.
The technical scheme adopted for solving the technical problems is as follows: an intelligent weighing and feeding device of a production line comprises a feeding bin, a weighing bin and a discharging bin, wherein the feeding bin and the weighing bin comprise bin bodies with large upper parts and small lower parts, a first gate is arranged at a discharging port of the feeding bin, a first sliding chute matched with the gate is arranged on the side wall of the feeding bin, the first gate is in sliding connection with the first sliding chute, a feeding speed adjusting device for adjusting the matching area of the first gate and the discharging port of the feeding bin is arranged on the first gate, a feeding port of the weighing bin is arranged below the discharging port of the feeding bin, a weighing sensor is arranged at the upper end of the weighing bin, a second gate is arranged at the discharging port of the weighing bin, a driving device for driving the second gate to open or close the discharging port of the weighing bin is arranged on the second gate, the feeding speed adjusting device and the driving device are both connected with the weighing sensor through a controller, and the discharging bin is covered outside the weighing bin, the discharge opening of the discharge bin is arranged below the discharge opening of the weighing bin.
The first gate slides into or out of the discharge opening of the upper storage bin along the first sliding groove and is used for closing or opening the discharge opening of the upper storage bin, the first gate prevents the materials from entering the weighing bin when closing the discharge opening of the upper storage bin, and the first gate opens the materials to enter the weighing bin; the weighing sensor is used for measuring the materials in the weighing bin; the second gate is used for opening or closing the discharge opening of the weighing bin, and the second gate prevents the materials from entering the discharge bin when closing the discharge opening of the weighing bin; the discharge opening of the discharge bin is arranged above the production line and used for feeding materials to the production line.
The feeding rate adjusting device is connected with the weighing sensor through a controller and is used for adjusting the size of an opening of a discharging opening of the feeding bin according to the amount of materials in the weighing bin, when the amount of the materials in the weighing bin is small, the weighing sensor transmits signals to the controller, the controller controls the feeding rate adjusting device to completely open the first gate, and the materials are fed into the weighing bin at the maximum rate; when the weight of the material in the weighing bin approaches to the preset value of the weighing sensor, the weighing sensor transmits a signal to the controller, and the controller controls the feeding speed adjusting device to close the gate opening of the first gate, so that the feeding speed is reduced; when the weight of the materials in the weighing bin reaches the preset value of the weighing sensor, the weighing sensor transmits signals to the controller, the controller controls the feeding speed adjusting device to completely close the first gate, the feeding into the weighing bin is stopped, meanwhile, the controller controls the driving device to open the second gate, the materials are discharged to the discharging bin, and the discharging bin discharges the materials to the production line.
Further, the feeding rate adjusting device comprises a first air cylinder and a three-position five-way electromagnetic valve used for controlling the extension length of the first air cylinder, the driving device comprises a second air cylinder, and the three-position five-way electromagnetic valve and the second air cylinder are connected with the weighing sensor through a controller.
Further, for accurate measurement, the weighing sensor main body is arranged on the top wall of the discharging bin, one side wall of the weighing bin is connected with the output end of the weighing sensor, and the other side wall which is arranged oppositely is hinged with the top wall of the discharging bin.
Furthermore, an L-shaped mounting foot rest is arranged on the first cylinder body, the L-shaped mounting foot rest is matched with the bottom of the first cylinder body and one end close to the output end, and the L-shaped mounting foot rest is arranged on the top wall of the discharging bin through a mounting base.
The first cylinder is installed and fixed by an L-shaped installation foot rest matched with a screw hole at the front end cover through a screw, and the installation foot rest can bear large overturning moment and is suitable for occasions with the load movement direction consistent with the axis of the piston rod.
Further, be equipped with on the feed bin discharge opening lateral wall with first gate complex slide rail, be equipped with on the bin discharge opening lateral wall of weighing with second gate complex slide rail.
Adopt gate and slide rail cooperation, have the guide effect, can prevent to leak the material, can avoid material weight to lead to cylinder output bending deformation greatly simultaneously, extension cylinder life.
Furthermore, can play the cushioning effect during for the material loading, damage to the material during reduction material loading that can be fine all is equipped with the curved surface lateral wall that is used for the buffering material loading on feed bin, the storehouse of weighing and the discharge bin.
The invention also provides a feeding method of the intelligent weighing and feeding device of the production line, which comprises the following steps:
a) when the weighing bin is empty, the weighing sensor sends a signal to the controller, the controller respectively sends signals to the feeding speed adjusting device and the driving device, the feeding speed adjusting device controls the first gate to completely open the discharging opening of the feeding bin, the driving device controls the second gate to completely close the discharging opening of the weighing bin, then the materials are fed into the feeding bin, and the materials fall into the weighing bin from the feeding bin;
b) when the weight of the materials in the weighing bin is close to the preset value of the weighing sensor, the weighing sensor sends a signal to the controller, the controller sends a signal to the feeding speed adjusting device, and the feeding speed adjusting device controls the first gate to gradually close the discharging opening of the feeding bin so as to reduce the speed of the feeding bin for discharging the materials into the weighing bin;
c) when the weight of the materials in the weighing bin reaches a preset value of the weighing sensor, the weighing sensor sends a signal to the controller, the controller sends a signal to the feeding speed adjusting device, the feeding speed adjusting device controls the first gate to completely close the discharging opening of the feeding bin, then the controller sends a signal to the driving device, and the driving device controls the second gate to rapidly open the discharging opening of the weighing bin and discharge the materials into the discharging bin;
d) and after the materials in the weighing bin are completely emptied, the weighing sensor sends a signal to the controller, the controller sends a signal to the feeding speed adjusting device and the driving device respectively, the feeding speed adjusting device controls the first gate to open the discharge opening of the feeding bin completely, and the driving device controls the second gate to close the discharge opening of the weighing bin completely to perform next round of feeding.
The invention has the beneficial effects that: according to the intelligent weighing and feeding device and the intelligent weighing and feeding method for the production line, the size of the gate of the feeding bin can be effectively adjusted according to the dynamic instruction of the control center by using the feeding speed adjusting device, so that quick and slow feeding is realized, the material flow speed is adjusted, and the dynamic weighing precision is effectively improved; utilize material loading speed adjusting device and discharge apparatus to cooperate, unified after weighing to transfer the material, ensured the precision of weighing once more, improved automation line's production efficiency greatly.
Drawings
The invention is further illustrated by the following figures and examples.
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;
FIG. 2 is an enlarged schematic view of A of FIG. 1;
FIG. 3 is a schematic view of the state of the first cylinder and the three-position five-way solenoid valve when the weighing bin is empty;
FIG. 4 is a schematic view of the state of the first cylinder and the three-position five-way solenoid valve when the weight of the material in the weigh bin is about to approach the preset value of the weigh sensor;
FIG. 5 is a schematic diagram showing the state of the first cylinder and the three-position five-way solenoid valve when the weight of the material in the weighing bin reaches the preset value of the weighing sensor;
fig. 6 is a schematic diagram of the state of the first cylinder and the three-position five-way electromagnetic valve after the materials in the weighing bin are completely discharged.
In the figure: 1. go up feed bin, 2, weigh the storehouse, 3, the discharge bin, 4, first gate, 5, weighing sensor, 6, second gate, 7, first cylinder, 8, tribit five-way solenoid valve, 9, second cylinder, 10, L shape installation foot rest, 11, mounting base.
Detailed Description
The present invention will now be described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram, and merely illustrates the basic structure of the present invention in a schematic manner, and therefore it shows only the constitution related to the present invention.
As shown in fig. 1-2, the intelligent weighing and feeding device for the production line comprises a feeding bin 1, a weighing bin 2 and a discharging bin 3, wherein the feeding bin 1 and the weighing bin 2 comprise bin bodies with large upper parts and small lower parts, curved side walls for buffering feeding are arranged on the feeding bin 1, the weighing bin 2 and the discharging bin 3, the feeding bin 1, the weighing bin 2 and the discharging bin 3 are matched with each other to form a buffering type bin body, and the whole device is erected right above an automatic production line.
Go up 1 discharge opening department of feed bin and be equipped with first gate 4, go up 1 lateral wall of feed bin on be equipped with the first spout of gate complex, first gate 4 and first spout sliding connection, be equipped with the material loading rate adjusting device who is used for adjusting first gate 4 and last 1 discharge opening cooperation area of feed bin on the first gate 4, material loading rate adjusting device includes first cylinder 7 and is used for controlling the tribit five-way solenoid valve 8 of 7 stretching out length of first cylinder. The automatic unloading device is characterized in that an L-shaped mounting foot rest 10 is arranged on the cylinder body of the first cylinder 7, the L-shaped mounting foot rest 10 is matched with the bottom of the cylinder body of the first cylinder 7 and one end close to the output end, and the L-shaped mounting foot rest 10 is arranged on the top wall of the unloading bin 3 through a mounting base 11.
The 2 material loading mouths of the weighing bin are arranged below the discharge opening of the material loading bin 1, the upper end of the weighing bin 2 is provided with a weighing sensor 5, the main body of the weighing sensor 5 is arranged on the top wall of the material unloading bin 3, one side wall of the weighing bin 2 is connected with the output end of the weighing sensor 5, and the other side wall which is arranged relatively is hinged with the top wall of the material unloading bin 3. The discharge opening of the weighing bin 2 is provided with a second gate 6, the second gate 6 is provided with a driving device for driving the second gate 6 to open or close the discharge opening of the weighing bin 2, the driving device comprises a second cylinder 9, and the three-position five-way electromagnetic valve 8 and the second cylinder 9 are both in line connection with the weighing sensor 5 through a controller.
The 3 covers of discharge material silo locate the 2 outsides in the storehouse of weighing, the 3 discharge openings in discharge material silo locate the 2 discharge openings in the storehouse of weighing below.
Go up and be equipped with on the 1 discharge opening lateral wall of feed bin with first gate 4 complex slide rail, be equipped with on the 2 discharge opening lateral walls of storehouse of weighing with second gate 6 complex slide rail.
The feeding method comprises the following steps:
a) as shown in fig. 3, when the weighing bin 2 is empty, the weighing sensor 5 sends a signal to the controller, the controller controls the three-position five-way electromagnetic valve 8 to be powered on from left to right, the first air cylinder 7 does not act, the first gate 4 opens all the discharge openings of the upper bin 1, the second air cylinder 9 controls the second gate 6 to close all the discharge openings of the weighing bin 2, then the materials are loaded into the upper bin 1, and the materials fall into the weighing bin 2 from the upper bin 1;
b) as shown in fig. 4, when the weight of the material in the weighing bin 2 is about to approach a preset value of the weighing sensor 5, the weighing sensor 5 sends a signal to the controller, the controller controls the left side of the three-position five-way electromagnetic valve 8 to be powered on first, the valve core of the first air cylinder 7 moves rightwards, the first gate 4 closes the discharge opening of the upper bin 1 gradually, the piston of the first air cylinder 7 is controlled to be pushed out to a set position, the left side of the three-position five-way electromagnetic valve 8 is powered off, and the first air cylinder 7 stops acting, so that the blanking speed of the upper bin 1 into the weighing bin 2 is reduced;
c) as shown in fig. 5, when the weight of the material in the weighing bin 2 reaches a preset value of the weighing sensor 5, the weighing sensor 5 sends a signal to the controller, the controller controls the left side of the three-position five-way electromagnetic valve 8 to be electrified, the valve core of the first air cylinder 7 moves rightwards, the piston of the first air cylinder 7 is pushed out to the maximum stroke, the first gate 4 completely closes the discharge opening of the upper bin 1, then the controller controls the second air cylinder 9 to contract rapidly, the second gate 6 opens the discharge opening of the weighing bin 2, and the material is discharged into the discharge bin 3;
d) as shown in fig. 6, after the materials in the weighing bin 2 are completely emptied, the weighing sensor 5 sends a signal to the controller, the controller controls the right side of the three-position five-way electromagnetic valve 8 to be electrified, the valve core of the first cylinder 7 moves to the left, the first gate 4 is controlled to completely open the discharge opening of the feeding bin 1, meanwhile, the second cylinder 9 is controlled by the controller to rapidly extend out, and the discharge opening of the weighing bin 2 is completely closed by the second gate 6 to perform next round of feeding.
The controller model is STM32F103 manufactured by seiko semiconductor corporation.
Directions and references (e.g., up, down, left, right, etc.) may be used in the present disclosure only to aid in the description of features in the figures. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the claimed subject matter is defined only by the appended claims and equivalents thereof.
In light of the foregoing description of preferred embodiments in accordance with the invention, it is to be understood that numerous changes and modifications may be made by those skilled in the art without departing from the scope of the invention. The technical scope of the present invention is not limited to the contents of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. The utility model provides a production line intelligence loading attachment that weighs which characterized in that: comprises an upper bin (1), a weighing bin (2) and a discharging bin (3), wherein the upper bin (1) and the weighing bin (2) comprise bin bodies with big top and small bottom, a first gate (4) is arranged at a discharging opening of the upper bin (1), a first sliding chute matched with the gate is arranged on the side wall of the upper bin (1), the first gate (4) is in sliding connection with the first sliding chute, a feeding speed adjusting device used for adjusting the matching area of the first gate (4) and the discharging opening of the upper bin (1) is arranged on the first gate (4), a feeding opening of the weighing bin (2) is arranged below the discharging opening of the upper bin (1), a weighing sensor (5) is arranged at the upper end of the weighing bin (2), a second gate (6) is arranged at the discharging opening of the weighing bin (2), and a driving device used for driving the second gate (6) to open or close the discharging opening of the weighing bin (2) is arranged on the second gate (6), the feeding rate adjusting device and the driving device are connected with the weighing sensor (5) through a line through a controller, the discharging bin (3) is covered on the outer side of the weighing bin (2), and the discharging opening of the discharging bin (3) is arranged below the discharging opening of the weighing bin (2).
2. The intelligent weighing and feeding device for the production line as claimed in claim 1, wherein: the feeding rate adjusting device comprises a first air cylinder (7) and a three-position five-way electromagnetic valve (8) used for controlling the extending length of the first air cylinder (7), the driving device comprises a second air cylinder (9), and the three-position five-way electromagnetic valve (8) and the second air cylinder (9) are connected with the weighing sensor (5) through a controller in a line mode.
3. The intelligent weighing and feeding device for the production line as claimed in claim 1 or 2, wherein: the main body of the weighing sensor (5) is arranged on the top wall of the discharging bin (3), one side wall of the weighing bin (2) is connected with the output end of the weighing sensor (5), and the other side wall which is arranged oppositely is hinged with the top wall of the discharging bin (3).
4. The intelligent weighing and feeding device for the production line as claimed in claim 2, wherein: be equipped with L shape installation foot rest (10) on first cylinder (7) cylinder body, L shape installation foot rest (10) and first cylinder (7) cylinder body bottom and the one end cooperation that is close to the output, L shape installation foot rest (10) are located on discharge bin (3) roof through mounting base (11).
5. The intelligent weighing and feeding device for the production line as claimed in claim 1, wherein: go up on the feed bin (1) discharge opening lateral wall be equipped with first gate (4) complex slide rail, be equipped with on the discharge opening lateral wall of storehouse (2) of weighing with second gate (6) complex slide rail.
6. The intelligent weighing and feeding device for the production line as claimed in claim 1, wherein: go up feed bin (1), weigh storehouse (2) and all be equipped with the curved surface lateral wall that is used for buffering the material loading on discharge bin (3).
7. The loading method of the intelligent weighing and loading device of the production line according to any one of claims 1 to 6 is characterized in that: the method comprises the following steps:
a) when the weighing bin (2) is empty, the weighing sensor (5) sends a signal to the controller, the controller respectively sends a signal to the feeding rate adjusting device and the driving device, the feeding rate adjusting device controls the first gate (4) to completely open the discharge opening of the feeding bin (1), the driving device controls the second gate (6) to completely close the discharge opening of the weighing bin (2), then the feeding is carried out in the feeding bin (1), and the material falls into the weighing bin (2) from the feeding bin (1);
b) when the weight of the materials in the weighing bin (2) is close to the preset value of the weighing sensor (5), the weighing sensor (5) sends a signal to the controller, the controller sends a signal to the feeding speed adjusting device, and the feeding speed adjusting device controls the first gate (4) to gradually close the discharging opening of the feeding bin (1) so as to reduce the blanking speed of the feeding bin (1) into the weighing bin (2);
c) when the weight of the materials in the weighing bin (2) reaches a preset value of the weighing sensor (5), the weighing sensor (5) sends a signal to a controller, the controller sends a signal to a feeding speed adjusting device, the feeding speed adjusting device controls a first gate (4) to completely close a discharging opening of the feeding bin (1), then the controller sends a signal to a driving device, the driving device controls a second gate (6) to rapidly open the discharging opening of the weighing bin (2), and the materials are discharged into a discharging bin (3);
d) the material in the weighing bin (2) is completely emptied, the weighing sensor (5) sends a signal to the controller, the controller sends a signal to the feeding speed adjusting device and the driving device respectively, the feeding speed adjusting device controls the first gate (4) to open the discharge opening of the feeding bin (1) completely, and the driving device controls the second gate (6) to close the discharge opening of the weighing bin (2) completely to perform next round of feeding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011312040.1A CN112345046A (en) | 2020-11-20 | 2020-11-20 | Intelligent weighing and feeding device and method for production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011312040.1A CN112345046A (en) | 2020-11-20 | 2020-11-20 | Intelligent weighing and feeding device and method for production line |
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| CN112345046A true CN112345046A (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011312040.1A Pending CN112345046A (en) | 2020-11-20 | 2020-11-20 | Intelligent weighing and feeding device and method for production line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115200681A (en) * | 2022-09-15 | 2022-10-18 | 安徽高哲信息技术有限公司 | Automatic unloading weighing device |
-
2020
- 2020-11-20 CN CN202011312040.1A patent/CN112345046A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115200681A (en) * | 2022-09-15 | 2022-10-18 | 安徽高哲信息技术有限公司 | Automatic unloading weighing device |
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