CN113928871A - Feeding and weighing method in feeding of hydraulic step-feeding material machine easy to operate - Google Patents
Feeding and weighing method in feeding of hydraulic step-feeding material machine easy to operate Download PDFInfo
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- CN113928871A CN113928871A CN202111103914.7A CN202111103914A CN113928871A CN 113928871 A CN113928871 A CN 113928871A CN 202111103914 A CN202111103914 A CN 202111103914A CN 113928871 A CN113928871 A CN 113928871A
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- feeding
- forklift
- feed
- weight
- safety grating
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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 and weighing method in feeding of an easy-to-operate hydraulic step-feed material machine, which relates to the field of step-feed materials 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 an opening at the top of the feeding container; the weight sensor, the safety grating and the signal lamp are automatically controlled by a PLC controller; feeding the feeding container for the first time by using a forklift; before the feeding container is emptied each time, recording the weight Wi and the time Ti at the moment when a shovel head of the forklift is ready for feeding, and recording the weight Wi and the corresponding weighing time Ti after feeding is finished; measuring the weight at the moment A to obtain the weight B, wherein A is more than Tn; so that during the time t0 to the time A, the material is fedThe weight of the material given is calculated by the following formula: sigmai[(Wi‑wi)+(Ti‑ti)V]-B. The invention can accurately realize the calculation of the feeding amount of the material in the feeding process, and has simple and reliable operation and high automation.
Description
Technical Field
The invention relates to the field of step feeding materials, in particular to a feeding and weighing method in feeding of an easy-to-operate hydraulic step feeding material machine.
Background
The hydraulic step feeding machine is used for feeding the biogas reaction tank, and has a weighing function under the condition of realizing the function of uniform discharging of the material, so as to monitor the single-day feeding amount of the gas making area.
Can increase weighing transducer on hydraulic pressure step feed material machine base and be used for the whole weight of real-time supervision, preliminary weighing scheme is: before the feeding system is operated, the storage bin of the stepping feeding machine is fully piled by a forklift, the weight is W1, then the feeding system works, the weight is W2 at any time point in the feeding process, and the fed amount at the time point is W1-W2.
However, the disadvantages of this preliminary solution are: the feeding is started after the feeding of the forklift is finished, so that the feeding time of the forklift needs to be calculated according to the production rhythm. But the forklift feeding only works immediately before the feeding system operates, and the effective time of the real work is the feeding time of the forklift. Therefore, the method causes low production efficiency, and feeding while feeding and continuous feeding cannot be realized.
In summary, under the situation of short production cycle, an effective solution is needed that can satisfy the situation that the forklift operator can feed the materials at any time according to the situation of the residual materials in the step-feeding material machine without affecting the weighing function of the step-feeding material machine under the situation that the feeding system continuously operates.
Disclosure of Invention
The invention aims to solve the technical problem of providing a feeding and weighing method in the feeding of an easy-to-operate hydraulic step-feeding material machine, so as to solve the problems in the background art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a feeding and weighing method in feeding of an easy-to-operate hydraulic step-feeding material machine 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 an opening at the top of the feeding container; the weight sensor, the safety grating and the signal lamp are automatically controlled by a PLC controller;
s2: feeding the feeding container for the first time by using a forklift;
s3: starting a feeder to start feeding;
s4: before each emptying of the feed container, the forklift is fed in the following manner: the forklift is characterized in that a shovel head of the forklift carries a material to shield a safety grating, a PLC (programmable logic controller) controls a weight sensor to weigh and record weight Wi after detecting a shielding signal of the forklift shovel head to the safety grating, after weighing is completed, the PLC sends a signal to enable a signal lamp to light up, a driver on the forklift pours the material into a feeding container after seeing that the signal lamp lights up, then withdraws the shovel head and leaves the safety grating, the safety grating sends a release signal to the PLC when detecting that the shovel head leaves, the PLC immediately controls the weight sensor again to weigh and record the weight Wi, the signal lamp is turned off, and the system is restored; after n times of feeding, the PLC controller records Wi and Wi measured in each feeding process, wherein i is 1-n;
s5: at the moment A, the PLC controller controls the weight sensor to measure the weight to obtain B, wherein A is more than Tn, and Tn is the corresponding time when Wn is measured;
s6: during the period from 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 long strip 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 used for feeding, the feeding is always carried out above a 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 close to the safety grating.
The signal lamp is arranged above one width 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 a 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 weight wi is measured on the premise that both the safety grating and the optical correlation switch are shielded.
In S4, the weight Wi is measured on the premise that both the safety grating and the optical correlation switch are unblocked.
Compared with the prior art, the method 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 embodiments of the present invention with reference to the drawings.
As shown in fig. 1 to fig. 2, the feeding and weighing method in the feeding process of the easy-operation hydraulic step-feeding material machine of the invention comprises the following steps:
s1: a weight sensor 2 is arranged at the bottom of a feeding container 1, and a safety grating 3 and a signal lamp 4 are arranged at an 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;
s2: feeding the feeding container 1 for the first time by using a forklift;
s3: starting a feeder to start feeding;
s4: before each emptying of the feed container 1, the forklift is fed in the following manner: the shovel head of the forklift carries a material to shield the safety grating 3, the PLC controller controls the weight sensor 2 to weigh and record the weight Wi after detecting a shielding signal of the shovel head of the forklift 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 pours the material into the feeding container 1 after seeing that the signal lamp 4 is lightened, then the shovel head is retracted and leaves the safety grating 3, the safety grating 3 sends a release signal to the PLC controller when detecting that the shovel head leaves, the PLC controller immediately controls the weight sensor 2 again to weigh and record the weight Wi, the signal lamp 4 is closed, and the system is recovered; after n times of feeding, the PLC controller records Wi and Wi measured in each feeding process, wherein i is 1-n;
s5: at the moment A, the PLC controller controls the weight sensor 2 to measure weight to obtain B, wherein A is more than Tn, and Tn is the corresponding time when Wn is measured;
s6: during the period from 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 as a rectangular opening, and the safety grating 3 is arranged above one long strip of the rectangular opening.
The transmitting 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 used for feeding, the feeding is always carried out above a forklift feeding area between the transmitting end and the receiving end of the safety grating 3.
The signal lamp 4 is arranged outside the feeding area of the forklift and close to the safety grating 3.
The signal lamp 4 is arranged above one width of the top opening of the feeding container 1.
An optical correlation switch 5 is arranged in front of the safety grating 3; the optical correlation switch 5 is arranged on a 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 weight wi is measured on the premise that both the security grating 3 and the optical correlation switch 5 are shielded.
In S4, the weight Wi is measured on the premise that both the safety grating 3 and the optical correlation switch 5 are unblocked.
The safety grating 3 and the optical correlation switch 5 are arranged, so that double insurance can be realized, on one hand, faults occurring in any one of the safety grating and the optical correlation switch can be checked, and on the other hand, shielding and shielding removal can be confirmed to be triggered by a forklift instead of other interferents.
Here the default forklift feeding speed is faster, so the amount fed in the process can be neglected. Such simplification can make the operation process simpler and the operation speed faster.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (10)
1. An easy-to-operate feeding and weighing method in a hydraulic step-feeding material machine 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 an 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;
s2: feeding the feeding container (1) for the first time by using a forklift;
s3: starting a feeder to start feeding;
s4: before each emptying of the feeding container (1), the forklift is fed in the following way: the forklift is characterized in that a shovel head of the forklift carries a material to shield a safety grating (3), a PLC (programmable logic controller) controls a weight sensor (2) to weigh and record weight Wi after detecting a shielding signal of the forklift shovel head on the safety grating (3), the PLC sends a signal to enable a signal lamp (4) to light up after the PLC detects that the forklift shovel head shields the safety grating, a driver on the forklift pours the material into a feeding container (1) after seeing that the signal lamp (4) lights up, then withdraws the shovel head and leaves the safety grating (3), the safety grating (3) sends a release signal to the PLC when detecting that the shovel head leaves, the PLC immediately controls the weight sensor (2) again to weigh and record the weight Wi, the signal lamp (4) is turned off, and the system is restored; after n times of feeding, the PLC controller records Wi and Wi measured in each feeding process, wherein i is 1-n;
s5: at the moment A, the PLC controller controls the weight sensor (2) to measure the weight to obtain B, wherein A is more than Tn, and Tn is the corresponding time when Wn is measured;
s6: during the period from time t0 to time a, the weight of the material fed by the feeder is calculated by the following formula:
∑i(Wi-wi)-B。
2. the method for weighing the feed in the feed of the easy-to-operate hydraulic step-feed material machine according to the claim 1, characterized in that the signal lamp (4) is set as a three-color signal lamp (4).
3. The method for weighing the feed in the feed of the easy-to-operate hydraulic step-feed material machine as claimed in claim 1, wherein the top opening of the feed container (1) is set as a rectangular opening, and the safety light barrier (3) is set above one length of the rectangular opening.
4. The feeding and weighing method in the feeding of the easy-to-operate hydraulic step-feed material machine as claimed in claim 3, characterized in that the emitting end and the receiving end of the safety grating (3) are respectively fixed at the two long end points of the top opening of the feeding container (1).
5. The method for feeding and weighing in the easy-to-operate hydraulic step-feed material machine according to claim 4, characterized in that when the forklift is feeding, the feeding is always carried out above the forklift feeding area between the transmitting end and the receiving end of the safety grating (3).
6. The method for weighing the feeding of the easy-to-operate hydraulic step-feed material machine according to claim 5, characterized in that the signal lamp (4) is arranged outside the feeding area of the forklift and adjacent to the safety light grating (3).
7. The method for weighing the feeding material in the feeding of the easy-operating hydraulic step-feed material machine as claimed in claim 6, wherein the signal lamp (4) is arranged above one width of the top opening of the feeding container (1).
8. The feeding and weighing method in the feeding of the easy-operating hydraulic step-feeding feeder according to the claim 1 is characterized in that in S1, an optical correlation switch (5) is arranged in front of the safety grating (3); the optical correlation switch (5) is arranged on a 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).
9. The method for weighing the feed in the feed of the easy-operating hydraulic step-feed feeder according to claim 8, wherein in S4, the premise of measuring the weight wi is that the safety grating (3) and the optical correlation switch (5) are shielded.
10. Method for weighing feed in feed of hydraulic step-feed feeder in accordance with claim 8 or 9, characterized in that in S4, the weight Wi is measured on the premise that both the safety light barrier (3) and the optical correlation switch (5) are unblocked.
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 true CN113928871A (en) | 2022-01-14 |
| CN113928871B CN113928871B (en) | 2023-07-07 |
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Citations (9)
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| US20100161185A1 (en) * | 2008-12-23 | 2010-06-24 | 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 |
| CN110329791A (en) * | 2019-07-10 | 2019-10-15 | 南京恒高挤出装备有限公司 | Continous way Weighing feeder and feeder measurement of rate of flow method |
| 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 |
-
2021
- 2021-09-22 CN CN202111103914.7A patent/CN113928871B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100161185A1 (en) * | 2008-12-23 | 2010-06-24 | 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 |
| CN110329791A (en) * | 2019-07-10 | 2019-10-15 | 南京恒高挤出装备有限公司 | Continous way Weighing feeder and feeder measurement of rate of flow method |
| 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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| CN113928871B (en) | 2023-07-07 |
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