CN113928871B - Method for weighing feed in feeding of easy-to-operate hydraulic stepping feeder - Google Patents
Method for weighing feed in feeding of easy-to-operate hydraulic stepping feeder Download PDFInfo
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- CN113928871B CN113928871B CN202111103914.7A CN202111103914A CN113928871B CN 113928871 B CN113928871 B CN 113928871B CN 202111103914 A CN202111103914 A CN 202111103914A CN 113928871 B CN113928871 B CN 113928871B
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- feeding
- forklift
- safety grating
- weight
- weighing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/32—Filling devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/005—Control arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/02—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads
- B65G65/04—Loading or unloading machines comprising essentially a conveyor for moving the loads associated with a device for picking-up the loads with pick-up shovels
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/054—Input/output
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses a feeding weighing method in feeding of an easy-to-operate hydraulic stepping feeder, which relates to the field of stepping feeding and comprises the following steps: a weight sensor is arranged at the bottom of the feeding container, and a safety grating and a signal lamp are arranged at the top opening of the feeding container; the weight sensor, the safety grating and the signal lamp are automatically controlled by a PLC controller; the forklift is used for feeding the feeding container for the first time; before each time the feeding container is emptied, the shovel head of the forklift is ready for feeding, the weight Wi and the time Ti at the moment are recorded, and the weight Wi and the corresponding weighing time Ti are recorded after the feeding is completed; weight B is obtained by weight measurement at the moment A, wherein A is more than Tn; so that in the course of time t0 to time a, the weight of the material fed by the feeder is calculated by the following formula: sigma (sigma) i [(Wi‑wi)+(Ti‑ti)V]-B. The invention can accurately realize the calculation of the feeding quantity of the materials in the feeding process, and has simple and reliable operation and high automation.
Description
Technical Field
The invention relates to the field of stepping feeding, in particular to a feeding weighing method in feeding of an easy-to-operate hydraulic stepping feeder.
Background
The hydraulic stepping feeder is used for feeding the biogas reaction tank, and also has a weighing function under the condition of realizing the function of self uniform discharge so as to monitor the single-day feeding amount of the biogas production area.
The weight sensor can be added on the base of the hydraulic stepping feeder for monitoring the whole weight in real time, and the preliminary weighing scheme is as follows: the storage bin of the stepping feeder is piled up by a forklift before the feeding system is operated, the weighing is W1 at the moment, then the feeding system is operated, the weighing is W2 at any time point in the feeding process, and the fed quantity is W1-W2 at the time point.
However, this preliminary solution has the disadvantage that: the feeding needs to be started after the forklift feeding is completed, so the time of the forklift feeding needs to be calculated into the production takt. However, the forklift is only operated immediately before the feeding system is operated, and the effective time of the actual operation is the feeding time of the forklift. Therefore, this method makes the production efficiency low, and feeding while feeding and continuous feeding cannot be achieved.
In summary, under the situation of the shortage of production beats, there is a need for an effective solution that can meet the requirement that a forklift operator can feed materials at any time according to the situation of the remaining materials in the stepper without affecting the weighing function of the stepper.
Disclosure of Invention
The invention aims to solve the technical problem of providing a feeding weighing method in feeding of an easy-to-operate hydraulic stepping feeder so as to solve the problem in the background art.
In order to achieve the above purpose, the invention adopts the following technical scheme:
a feeding weighing method in feeding of an easy-to-operate hydraulic stepping feeder comprises the following steps:
s1: a weight sensor is arranged at the bottom of the feeding container, and a safety grating and a signal lamp are arranged at the top opening of the feeding container; the weight sensor, the safety grating and the signal lamp are automatically controlled by a PLC controller;
s2: the forklift is used for feeding the feeding container for the first time;
s3: starting a feeder to start feeding work;
s4: before each emptying of the feeder vessel, the forklift feeds in the following manner: the shovel head of the forklift is carried with materials to shield the safety grating, the PLC controller controls the weight sensor to weigh and record the weight Wi after detecting the shielding signal of the shovel head to the safety grating, after weighing is completed, the PLC controller sends out a signal to enable a signal lamp to be lightened, a driver on the forklift pours the materials into a feeding container after the signal lamp is lightened, then the shovel head is retracted and leaves the safety grating, when the safety grating detects that the shovel head leaves, a release signal is sent to the PLC controller, the PLC controller immediately controls the weight sensor to weigh again and record the weight Wi, the signal lamp is closed, and the system is restored; after n times of feeding, the PLC controller records Wi and Wi measured in each feeding process, wherein i=1 to n;
s5: the PLC controls the weight sensor to measure weight at the moment A to obtain B, wherein A is more than Tn, and Tn is the time corresponding to the moment of Wn measurement;
s6: during the time t0 to time a, the weight of the material fed by the feeder is calculated by the following formula:
∑ i (Wi-wi)-B。
the signal lamp is set as a three-color signal lamp.
The top opening of the feeding container is set to be a rectangular opening, and the safety grating is arranged above one length of the rectangular opening.
The transmitting end and the receiving end of the safety grating are respectively fixed at two long end points of the top opening of the feeding container.
When the forklift is feeding, feeding is always carried out above the forklift feeding area between the transmitting end and the receiving end of the safety grating.
The signal lamp is arranged outside the feeding area of the forklift and is arranged close to the safety grating.
The signal lamp is arranged above a wide strip of the top opening of the feeding container.
An optical correlation switch is arranged in front of the safety grating; the optical correlation switch is arranged on the walking path of the forklift; when the shovel head of the forklift shields the safety grating, the front wheel of the forklift just shields the optical correlation switch.
In S4, the premise of measuring the weight wi is that the safety grating and the optical correlation switch are both shielded.
In S4, the premise of measuring the weight Wi is that the safety grating and the optical correlation switch are both unmasked.
Compared with the prior art, the invention has the advantages that the calculation of the feeding amount of the materials in the feeding process can be realized, the operation is simple, and the automation is high.
Drawings
FIG. 1 is a schematic view of a feeder of the present invention;
fig. 2 is a schematic view of the feeder of the present invention in use.
In the figure, 1, a feeding container, 2, a weight sensor, 3, a safety grating, 4, a signal lamp, 5 and an optical correlation switch.
Detailed Description
The following describes specific embodiments of the present invention with reference to the drawings.
As shown in fig. 1 to 2, the method for weighing the feed in the feeding of the easy-to-operate hydraulic stepping feeder comprises the following steps:
s1: a weight sensor 2 is arranged at the bottom of the feeding container 1, and a safety grating 3 and a signal lamp 4 are arranged at the top opening of the feeding container 1; the weight sensor 2, the safety grating 3 and the signal lamp 4 are automatically controlled by a PLC controller;
s2: the forklift is used for feeding the feeding container 1 for the first time;
s3: starting a feeder to start feeding work;
s4: before each emptying of the feeder container 1, the forklift feeds in the following way: the shovel head of the forklift is carried with materials to shield the safety grating 3, the PLC controller controls the weight sensor 2 to weigh and record the weight Wi after detecting the shielding signal of the shovel head to the safety grating 3, after weighing is completed, the PLC controller sends out a signal to enable the signal lamp 4 to be lightened, a driver on the forklift can see the signal lamp 4 to be lightened and then pour the materials into the feeding container 1, then the shovel head is retracted and leaves the safety grating 3, when the safety grating 3 detects that the shovel head leaves, a release signal is sent to the PLC controller, the PLC controller immediately controls the weight sensor 2 to weigh again and record the weight Wi, the signal lamp 4 is closed, and the system is restored; after n times of feeding, the PLC controller records Wi and Wi measured in each feeding process, wherein i=1 to n;
s5: at the time A, the PLC controls the weight sensor 2 to measure the weight to obtain B, wherein A is more than Tn, and Tn is the time corresponding to the time when Wn is measured;
s6: during the time t0 to time a, the weight of the material fed by the feeder is calculated by the following formula:
∑ i (Wi-wi)-B。
the signal lamp 4 is set as a three-color signal lamp 4.
The top opening of the feeding container 1 is set to be a rectangular opening, and the safety grating 3 is arranged above one long part of the rectangular opening.
The emitting end and the receiving end of the safety grating 3 are respectively fixed at two long end points of the top opening of the feeding container 1.
When the forklift is feeding, feeding is always performed above the forklift feeding area between the transmitting end and the receiving end of the safety grating 3.
The signal lamp 4 is arranged outside the forklift feeding area and adjacent to the safety grating 3.
The signal lamp 4 is arranged above a wide strip of the top opening of the feed container 1.
An optical correlation switch 5 is arranged in front of the safety grating 3; the optical correlation switch 5 is arranged on the walking path of the forklift; when the shovel head of the forklift shields the safety grating 3, the front wheel of the forklift just shields the optical correlation switch 5.
In S4, the premise of measuring the weight wi is that the safety grating 3 and the optical correlation switch 5 are both shielded.
In S4, the premise of measuring the weight Wi is that the safety grating 3 and the optical correlation switch 5 are both unmasked.
The safety grating 3 and the optical correlation switch 5 are arranged, so that double insurance can be realized, on one hand, any fault can be checked, and on the other hand, the shielding and the shielding release can be confirmed to be triggered by the forklift and are not other interference objects.
Here, the default forklift feed speed is fast, so the amount of feed in the process can be ignored. Such simplification may make the operation process simpler and the operation speed faster.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should be covered by the protection scope of the present invention by making equivalents and modifications to the technical solution and the inventive concept thereof.
Claims (9)
1. The feeding weighing method in the feeding of the easy-to-operate hydraulic stepping feeder is characterized by comprising the following steps of:
s1: a weight sensor (2) is arranged at the bottom of the feeding container (1), and a safety grating (3) and a signal lamp (4) are arranged at the opening at the top of the feeding container (1); the weight sensor (2), the safety grating (3) and the signal lamp (4) are automatically controlled by a PLC controller, and an optical correlation switch (5) is arranged in front of the safety grating (3); the optical correlation switch (5) is arranged on the walking path of the forklift; when the shovel head of the forklift shields the safety grating (3), the front wheel of the forklift just shields the optical correlation switch (5);
s2: the forklift is used for feeding the feeding container (1) for the first time;
s3: starting a feeder to start feeding work;
s4: before each emptying of the feed container (1), the forklift feeds in the following way: the shovel head of the forklift is carried with materials to shield the safety grating (3), the PLC controller controls the weight sensor (2) to weigh and record the weight Wi after detecting the shielding signal of the shovel head to the safety grating (3), after weighing is completed, the PLC controller sends a signal to enable the signal lamp (4) to be lightened, a driver on the forklift can see the signal lamp (4) to be lightened and then pour the materials into the feeding container (1), then the shovel head is retracted and leaves the safety grating (3), when the safety grating (3) detects that the shovel head leaves, a release signal is sent to the PLC controller, the PLC controller immediately controls the weight sensor (2) to weigh again and record the weight Wi, and the signal lamp (4) is closed, and the system is restored; after n times of feeding, the PLC controller records Wi and Wi measured in each feeding process, wherein i=1 to n;
s5: at the time A, the PLC controls the weight sensor (2) to measure the weight to obtain B, wherein A is more than Tn, and Tn is the time corresponding to the time when Wn is measured;
s6: during the time t0 to time a, the weight of the material fed by the feeder is calculated by the following formula: sigma i (Wi-Wi) -B.
2. Method for weighing feedstock in a feed of an easy-to-operate hydraulic stepper feeder according to claim 1, characterized in that the signal lamp (4) is set as a trichromatic signal lamp (4).
3. The method for weighing the feed in the feeding of the easy-to-operate hydraulic stepping feeder according to claim 1, wherein the top opening of the feeding container (1) is set to be a rectangular opening, and the safety grating (3) is arranged above one long of the rectangular opening.
4. A method for weighing feedstock in a feed of an easy-to-operate hydraulic stepper feeder according to claim 3, characterized in that the emitting end and the receiving end of the safety grating (3) are fixed to two long end points of the top opening of the feeding container (1), respectively.
5. The method for weighing the feed in the feed of the easy-to-operate hydraulic stepping feeder according to claim 4, characterized in that the feed is always performed above the forklift feeding area between the transmitting end and the receiving end of the safety grating (3) when the forklift is feeding.
6. The method for weighing the feedstock in the feeding of the easy-to-operate hydraulic stepping feeder according to claim 5, characterized in that the signal lamp (4) is arranged outside the forklift feeding area and adjacent to the safety grating (3).
7. The method for weighing the feedstock in the feeding of the easy-to-operate hydraulic stepping feeder according to claim 6, wherein the signal lamp (4) is arranged above a width of the top opening of the feeding container (1).
8. The method for weighing the feedstock in the feeding of the easy-to-operate hydraulic stepping feeder according to claim 1, characterized in that in S4, the premise of measuring the weight wi is that both the safety grating (3) and the optical correlation switch (5) are shielded.
9. The method for weighing feedstock in a feed of an easy-to-operate hydraulic stepper feeder according to claim 1 or 8, characterized in that in S4, the premise of measuring the weight Wi is that both the safety grating (3) and the optical correlation switch (5) are unmasked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111103914.7A CN113928871B (en) | 2021-09-22 | 2021-09-22 | Method for weighing feed in feeding of easy-to-operate hydraulic stepping feeder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111103914.7A CN113928871B (en) | 2021-09-22 | 2021-09-22 | Method for weighing feed in feeding of easy-to-operate hydraulic stepping feeder |
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| Publication Number | Publication Date |
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| CN113928871A CN113928871A (en) | 2022-01-14 |
| CN113928871B true CN113928871B (en) | 2023-07-07 |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8515627B2 (en) * | 2008-12-23 | 2013-08-20 | Caterpillar Inc. | Method and apparatus for calculating payload weight |
| CN203862367U (en) * | 2014-06-10 | 2014-10-08 | 南阳中联卧龙水泥有限公司 | Front reciprocating-type feeding device of crusher |
| CN106088187A (en) * | 2016-06-06 | 2016-11-09 | 郑州市小石头信息技术有限公司 | Forklift material loads intelligent identifying system |
| CN207511467U (en) * | 2017-10-16 | 2018-06-19 | 青岛黄海学院 | A kind of intelligence section source grain purchasing machine |
| CN110329791B (en) * | 2019-07-10 | 2021-03-19 | 南京恒高挤出装备有限公司 | Continuous weighing and metering feeder and method for measuring flow velocity of feeder |
| CN110354960A (en) * | 2019-07-31 | 2019-10-22 | 佛山市鑫瑞丰机电有限公司 | A kind of ceramic raw material intelligence wet production line |
| CN110963315A (en) * | 2019-11-05 | 2020-04-07 | 江西和美陶瓷有限公司 | Vertical blanking non-bridging feeding machine and control method thereof |
| CN111196513A (en) * | 2020-02-27 | 2020-05-26 | 中国水利水电第九工程局有限公司 | Discharging device and concrete warehousing method |
| CN213678925U (en) * | 2020-11-17 | 2021-07-13 | 桂林电子科技大学 | Forklift-type intelligent grain collecting device |
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Effective date of registration: 20230509 Address after: Room 211, 2nd Floor, 101, 2nd Floor, Building 2, No. 1 Courtyard, Jiaodao West Street, Doudian Town, Fangshan District, Beijing, 102400 Applicant after: BIO New Energy Technology Co.,Ltd. Address before: Room 603, building e, No. 666, shengxia Road, Pudong New Area, Shanghai 201203 Applicant before: Bio energy (Shanghai) Co.,Ltd. |
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