CN110040529A - Cache bin level adjusting system and method - Google Patents
Cache bin level adjusting system and method Download PDFInfo
- Publication number
- CN110040529A CN110040529A CN201910314960.8A CN201910314960A CN110040529A CN 110040529 A CN110040529 A CN 110040529A CN 201910314960 A CN201910314960 A CN 201910314960A CN 110040529 A CN110040529 A CN 110040529A
- Authority
- CN
- China
- Prior art keywords
- material position
- value
- time
- threshold value
- batcher
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 136
- 238000001514 detection method Methods 0.000 claims abstract description 36
- 230000003139 buffering effect Effects 0.000 claims description 31
- 230000001105 regulatory effect Effects 0.000 claims description 16
- 230000002045 lasting effect Effects 0.000 claims description 15
- 239000003245 coal Substances 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005453 pelletization Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011143 downstream manufacturing Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
- B65G43/08—Control devices operated by article or material being fed, conveyed or discharged
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Conveyors (AREA)
Abstract
The invention discloses a buffer bin material level adjusting system and a method, wherein the adjusting system comprises: the detection unit is used for acquiring and outputting the current level value in the cache bin; the control unit is used for receiving the current material level value output by the detection unit and comparing the current material level value with a preset material level threshold value; if the current material level value is smaller than the minimum value of the preset material level threshold value, the control unit sends a feeding reduction instruction to the feeder; and if the current material level value is larger than the maximum value of the preset material level threshold value, the control unit sends a feeding increasing instruction to the feeder. The automatic control of the buffer bin in the middle of the roll pressing can be realized, the manual control mode is completely replaced, the feeding amount of the quantitative feeder can be adjusted according to the preset bin position limitation, the timeliness of the adjustment of the quantitative feeder under the buffer bin in the middle of the roll pressing is improved, the labor intensity is reduced, and the manpower is liberated.
Description
Technical field
The present invention relates to iron and steel smelting technology field, in particular in a kind of pelletizing production buffering chamber material position regulating system and
Method.
Background technique
Pellet is one of primary raw material of blast furnace ironmaking.Pelletizing production process includes raw material preparation, ingredient, pelletizing, roasting
The master operations such as burning.High pressure roll-in is a kind of raw material preparation i.e. pretreating process that current pelletizing industry generallys use, for mentioning
The specific surface area of high iron ore concentrate improves balling property.
It is matched to roll squeezer by travelling belt mechanical irrigation that the process flow of high pressure roll-in is generally raw material i.e. fine iron breeze
In intermediate buffer storehouse, it is conveyed to roll squeezer using the frequency conversion constant feeder under buffering chamber, the material by roll-in passes through again
Equipment of conveyer transports downstream process to.In daily production, roll-in intermediate buffer storehouse material position can be with upstream feeding coal or roll-in
The adjustment for the treatment of capacity changes and changes.In change procedure, if material position persistently increases, there can be the risk for risking storehouse；Such as fruit
Position continues to decline until basic hole capital after selling all securities supplies the material come directly in height first is that will lead to roll squeezer fracture second is that will lead to upstream
Constant feeder is hit in the case of drop, constant feeder supporting carrier roller is caused to damage, when needing largely to shut down after carrying roller damage
Between replaced.So in daily production, generally requiring operator's moment pays close attention to roll process operation screen, according to roller
The situation of change in pressure intermediate buffer storehouse adjusts the feeding coal of constant feeder under storehouse in time, to keep position in storehouse to balance.Such operation
There are two outstanding problems for method, first is that special messenger is needed to operate and monitor, waste of manpower, second is that manually guarding reliability not
Foot, there are certain risks for risking storehouse and hole capital after selling all securities.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of buffering chamber material position regulating system and methods, at least partly
Solve the problems, such as it is above-mentioned at least one.
To solve the above-mentioned problems, the present invention provides a kind of buffering chamber material position regulating system, comprising:
Detection unit, the detection unit is for acquiring and exporting the current material position value in buffering chamber；
Control unit, described control unit are used to receive the current material position value of the detection unit output, and will currently expect
Place value is compared with default material position threshold value；
If current material position value is less than the minimum value of default material position threshold value, described control unit is issued to reduce to batcher and be given
Material instruction；If current material position value is greater than the maximum value of default material position threshold value, described control unit is issued to increase to batcher and be given
Material instruction.
Further, further includes:
First time detection unit, the first time detection unit reduce feed for acquiring and exporting the batcher
Lasting period first time；
Described control unit is also used to receive period first time, and period first time is preset with first
Duration compares, when the period first time duration reaches first preset durations, the control
Unit processed is issued to the detection unit starts acquisition instructions.
Further, further includes:
Second time detection unit, the second time detection unit increase feed for acquiring and exporting the batcher
Lasting second time period；
Described control unit is also used to receive the second time period, and the second time period is preset with second
Duration compares, when the second time period duration reaches second preset durations, the control
Unit processed is issued to the detection unit starts acquisition instructions.
Further, if current material position value is in the range of presetting material position threshold value, described control unit is pre- through third
If the duration issues to the detection unit starts acquisition instructions.
Further, the minimum value of the default material position threshold value is 20 tons, and the maximum value of the default material position threshold value is
60t, the set amount that the batcher single reduces feed is 10 ton/hours, and the set amount that batcher single increases feed is 20
Ton/hour, first preset durations, second preset durations and the third preset durations are
300 seconds.
The present invention also provides a kind of buffering chamber material position adjusting methods, comprising the following steps:
S1: acquiring and exports the current material position value in buffering chamber；
S2: current material position value is compared with default material position threshold value, if current material position value is less than default material position threshold value most
Small value, then enter step S3；If current material position value is greater than the maximum value of default material position threshold value, S4 is entered step；
S3: it is issued to batcher and reduces feed instruction；
S4: it is issued to batcher and increases feed instruction.
Further, in step s3 further include:
S31:, which acquiring, and exports the batcher reduces feed lasting period first time；
S32: period first time is compared with the first preset durations, is continued when period first time
Time when reaching first preset durations, return step S1.
Further, in step s3 further include:
S33:, which acquiring, and exports the batcher increases the lasting second time period of feed；
S34: the second time period is compared with the second preset durations, when the second time period continues
Time when reaching second preset durations, return step S1.
Further, in step s 2, if current material position value is in the range of presetting material position threshold value, the control is single
Member return step S1 after third preset durations.
Further, the minimum value of the default material position threshold value is 20 tons, and the maximum value of the default material position threshold value is
60t, the set amount that the batcher single reduces feed is 10 ton/hours, and the set amount that batcher single increases feed is 20
Ton/hour, first preset durations, second preset durations and the third preset durations are
300 seconds.
Buffering chamber material position adjusting method provided by the present invention and system, by detecting current material position value, and with default material
Position threshold value compares, and according to comparison result and the automatic output increment of preset strategy or decrement instruction, so as to realize to roller
The automatic control in intermediate buffer storehouse is pressed, completely instead of the mode of manual control, can be limited according to preset position in storehouse to quantitatively giving
The feeding coal of material machine is adjusted, and is improved the timeliness that constant feeder adjusts under roll-in intermediate buffer storehouse, is reduced labour
Intensity has liberated manpower.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural block diagram of specific embodiment of buffering chamber material position regulating system provided by the present invention；
Fig. 2 is that Fig. 1 is a kind of flow chart of specific embodiment of buffering chamber material position adjusting method provided by the present invention.
Description of symbols:
100- detection unit 200- control unit 300- batcher
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Referring to FIG. 1, Fig. 1 is a kind of structure of specific embodiment of buffering chamber material position regulating system provided by the present invention
Block diagram.
In a specific embodiment, buffering chamber material position regulating system provided by the invention is used for the roller of pellet processing
The material position in intermediate buffer storehouse is pressed to adjust.The regulating system includes detection unit 100 and control unit 200, wherein the detection is single
Member 100 can be specially the material positions such as level-sensing device sensing for acquiring and exporting the current material position value in buffering chamber, detection unit 100
Device.Described control unit 200 is used to receive the current material position value that the detection unit 100 exports, and by current material position value and in advance
If material position threshold value compares.If current material position value is less than the minimum value of default material position threshold value, described control unit 200 is to feed
Machine 300, which issues, reduces feed instruction, reduces and is fed settable single set amount, when each triggering command, with set amount reduction
Feed；If current material position value is greater than the maximum value of default material position threshold value, described control unit 200 is issued to batcher 300 to be increased
Addition materials instruction, increasing feed may also set up single set amount, when each triggering command, is increased with the set amount and is fed.
In above-mentioned specific embodiment, detection unit 100 can start to acquire current material position value according to instruction, can also be with
Current material position value is acquired in real time, in order to provide a system to the reaction time, can choose the mode for receiving and instructing and start acquisition.Tool
Body, which further includes first time detection unit 100, and the first time detection unit 100 is for acquiring and defeated
The batcher 300, which is reduced, out is fed lasting period first time；When described control unit 200 is also used to receive described first
Between the period, and period first time is compared with the first preset durations, it is lasting when period first time
When time reaches first preset durations, described control unit 200 starts acquisition to the detection unit 100 sending and refers to
It enables.At this point, continue for after a certain period of time reducing feed, it is fed caused surge bunker material accumulation in order to avoid reducing for a long time,
The acquisition and comparison process of current material position value need to be repeated again, so as to adjust the work of upstream device according to present case in time
Make state.
Further, regulating system further includes the second time detection unit 100, and the second time detection unit 100 is used
Increase the lasting second time period of feed in acquiring and exporting the batcher 300；Described control unit 200 is also used to receive
The second time period, and the second time period is compared with the second preset durations, when second time
When period duration reaches second preset durations, described control unit 200 is issued to the detection unit 100
Start acquisition instructions.At this point, continue for after a certain period of time increasing feed, caused surge bunker is fed in order to avoid increasing for a long time
Material is very few, the acquisition and comparison process of current material position value need to be repeated again, so as to adjust down in time according to present case
Swim the working condition of equipment.
Further, if current material position value is in the range of default material position threshold value, described control unit 200 is through the
Three preset durations are issued to the detection unit 100 starts acquisition instructions.In this way, current collected material position is in time
In the range of default material position threshold value, after third preset durations, and repeated acquisition and comparison process again are needed, thus
Realize the timely adjustment of material position.
Specifically, the minimum value of the default material position threshold value is 20 tons, and the maximum value of the default material position threshold value is 60t,
The set amount that the batcher single reduces feed is 10 ton/hours, batcher single increase the set amount of feed be 20 tons/it is small
When, first preset durations, second preset durations and the third preset durations are 300 seconds.
During the work time, relevant parameter is preset, sets the minimum value H1 of default material position threshold value as 20t, the maximum of default material position threshold value
Value H2 is set as 60t；Set reduce feed setting value K1 as 10t/h, increase feed setting value K2 be 20t/h；Setting first
Preset durations T1, the second preset durations T2 and third preset durations T3 are 300S；Current material position value is set
For X, and the X that will test is compared with preset H1 and H2；If 20≤X≤60, constant feeder under storehouse is not fed
Amount is adjusted, and is carried out the accumulative of period 300S, after reaching cycle time 300S, is detected current material position value again；If X < 20,
The feeding coal that constant feeder is reduced by the setting value K1, that is, 10t/h for reducing feed carries out the accumulative of period 300S, reaches after adjustment
To after cycle time 300S, current material position value is detected again；If X > 60, it is fixed to increase by the setting value K2, that is, 20t/h for increasing feed
The feeding coal for measuring batcher carries out the accumulative of period 300S, after reaching cycle time 300S, detects current material position again after adjustment
Value.
Buffering chamber material position regulating system provided by the present invention detects current material position value by detection unit, and passes through control
Unit processed is compared with default material position threshold value, and according to comparison result and the automatic output increment of preset strategy or decrement instruction, from
And can be realized the automatic control to roll-in intermediate buffer storehouse, it, can be according to preset storehouse completely instead of the mode of manual control
Position limitation is adjusted the feeding coal of constant feeder, improve constant feeder under roll-in intermediate buffer storehouse adjust it is timely
Property, labor intensity is reduced, manpower has been liberated.
In addition to above-mentioned regulating system, the present invention also provides a kind of buffering chamber material position adjusting methods, as shown in Fig. 2, this method
The following steps are included:
S1: acquiring and exports the current material position value in buffering chamber；
S2: current material position value is compared with default material position threshold value, if current material position value is less than default material position threshold value most
Small value, then enter step S3；If current material position value is greater than the maximum value of default material position threshold value, S4 is entered step；If current material
When place value is in the range of default material position threshold value, described control unit return step S1 after third preset durations；
S3: it is issued to batcher and reduces feed instruction；
S31:, which acquiring, and exports the batcher reduces feed lasting period first time；
S32: period first time is compared with the first preset durations, is continued when period first time
Time when reaching first preset durations, return step S1；
S4: it is issued to batcher and increases feed instruction.
S41:, which acquiring, and exports the batcher increases the lasting second time period of feed；
S42: the second time period is compared with the second preset durations, when the second time period continues
Time when reaching second preset durations, return step S1.
Specifically, the minimum value of the default material position threshold value is 20 tons, and the maximum value of the default material position threshold value is 60t,
The set amount that the batcher single reduces feed is 10 ton/hours, batcher single increase the set amount of feed be 20 tons/it is small
When, first preset durations, second preset durations and the third preset durations are 300 seconds.
During the work time, relevant parameter is preset, sets the minimum value H1 of default material position threshold value as 20t, the maximum of default material position threshold value
Value H2 is set as 60t；Set reduce feed setting value K1 as 10t/h, increase feed setting value K2 be 20t/h；Setting first
Preset durations T1, the second preset durations T2 and third preset durations T3 are 300S；Current material position value is set
For X, and the X that will test is compared with preset H1 and H2；If 20≤X≤60, constant feeder under storehouse is not fed
Amount is adjusted, and is carried out the accumulative of period 300S, after reaching cycle time 300S, is detected current material position value again；If X < 20,
The feeding coal that constant feeder is reduced by the setting value K1, that is, 10t/h for reducing feed carries out the accumulative of period 300S, reaches after adjustment
To after cycle time 300S, current material position value is detected again；If X > 60, it is fixed to increase by the setting value K2, that is, 20t/h for increasing feed
The feeding coal for measuring batcher carries out the accumulative of period 300S, after reaching cycle time 300S, detects current material position again after adjustment
Value.
Buffering chamber material position adjusting method provided by the present invention, by detecting current material position value, and with default material position threshold value
It compares, and according to comparison result and the automatic output increment of preset strategy or decrement instruction, so as to realize among roll-in
The automatic control of buffering chamber can be limited according to preset position in storehouse to constant feeder completely instead of the mode of manual control
Feeding coal is adjusted, and is improved the timeliness that constant feeder adjusts under roll-in intermediate buffer storehouse, is reduced labor intensity, is solved
Manpower is put.
It should be noted last that the above specific embodiment is only used to illustrate the technical scheme of the present invention and not to limit it,
Although being described the invention in detail referring to example, those skilled in the art should understand that, it can be to the present invention
Technical solution be modified or replaced equivalently, without departing from the spirit and scope of the technical solution of the present invention, should all cover
In the scope of the claims of the present invention.
Claims (10)
1. a kind of buffering chamber material position regulating system characterized by comprising
Detection unit (100), the detection unit (100) is for acquiring and exporting the current material position value in buffering chamber；
Control unit (200), described control unit (200) are used to receive the current material position value of the detection unit (100) output,
And current material position value is compared with default material position threshold value；
If current material position value is less than the minimum value of default material position threshold value, described control unit (200) is issued to batcher (300)
Reduce feed instruction；If current material position value is greater than the maximum value of default material position threshold value, described control unit (200) is to batcher
(300) it issues and increases feed instruction.
2. buffering chamber material position regulating system as described in claim 1, which is characterized in that further include:
First time detection unit (100), the first time detection unit (100) is for acquiring and exporting the batcher
(300) it reduces and is fed lasting period first time；
Described control unit (200) is also used to receive period first time, and period first time is pre- with first
It is described when the period first time duration reaches first preset durations if the duration compares
Control unit (200) Xiang Suoshu detection unit (100), which issues, starts acquisition instructions.
3. buffering chamber material position regulating system as claimed in claim 2, which is characterized in that further include:
Second time detection unit (100), the second time detection unit (100) is for acquiring and exporting the batcher
(300) increase and be fed lasting second time period；
Described control unit (200) is also used to receive the second time period, and the second time period is pre- with second
It is described when the second time period duration reaches second preset durations if the duration compares
Control unit (200) Xiang Suoshu detection unit (100), which issues, starts acquisition instructions.
4. buffering chamber material position regulating system as claimed in claim 3, which is characterized in that if current material position value is in default material position
When in the range of threshold value, described control unit (200), which is issued through third preset durations to the detection unit (100), to be started
Acquisition instructions.
5. buffering chamber material position regulating system as claimed in claim 4, which is characterized in that the minimum value of the default material position threshold value
Be 20 tons, the maximum value of the default material position threshold value is 60t, the batcher single reduce the set amount of feed be 10 tons/it is small
When, the set amount that batcher single increases feed is 20 ton/hours, and first preset durations, described second, which are preset, holds
Continuous time and the third preset durations are 300 seconds.
6. a kind of buffering chamber material position adjusting method, which comprises the following steps:
S1: acquiring and exports the current material position value in buffering chamber；
S2: current material position value is compared with default material position threshold value, if current material position value is less than the minimum value of default material position threshold value,
Then enter step S3；If current material position value is greater than the maximum value of default material position threshold value, S4 is entered step；
S3: it is issued to batcher and reduces feed instruction；
S4: it is issued to batcher and increases feed instruction.
7. buffering chamber material position adjusting method as claimed in claim 6, which is characterized in that in step s3 further include:
S31:, which acquiring, and exports the batcher reduces feed lasting period first time；
S32: period first time is compared with the first preset durations, when period first time is lasting
Between when reaching first preset durations, return step S1.
8. buffering chamber material position adjusting method as claimed in claim 7, which is characterized in that in step s3 further include:
S33:, which acquiring, and exports the batcher increases the lasting second time period of feed；
S34: the second time period is compared with the second preset durations, when the second time period is lasting
Between when reaching second preset durations, return step S1.
9. buffering chamber material position adjusting method as claimed in claim 8, which is characterized in that in step s 2, if current material position value
When in the range of default material position threshold value, described control unit return step S1 after third preset durations.
10. buffering chamber material position adjusting method as claimed in claim 9, which is characterized in that the minimum of the default material position threshold value
Value is 20 tons, and the maximum value of the default material position threshold value is 60t, the batcher single reduce the set amount of feed be 10 tons/
Hour, the set amount that batcher single increases feed is 20 ton/hours, and first preset durations, described second are preset
Duration and the third preset durations are 300 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910314960.8A CN110040529A (en) | 2019-04-18 | 2019-04-18 | Cache bin level adjusting system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910314960.8A CN110040529A (en) | 2019-04-18 | 2019-04-18 | Cache bin level adjusting system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110040529A true CN110040529A (en) | 2019-07-23 |
Family
ID=67277819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910314960.8A Pending CN110040529A (en) | 2019-04-18 | 2019-04-18 | Cache bin level adjusting system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110040529A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113353648A (en) * | 2021-08-09 | 2021-09-07 | 北京建工资源循环利用投资有限公司 | Dosing method and apparatus |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04286521A (en) * | 1991-03-15 | 1992-10-12 | Kubota Corp | Screw type supply device |
| CN101339115A (en) * | 2008-08-20 | 2009-01-07 | 中冶长天国际工程有限责任公司 | Mixture density checking method and system |
| CN102431663A (en) * | 2011-07-20 | 2012-05-02 | 银川高新区日昌自动包装机制造有限公司 | Multiple-material feeder, packer adopting same, and multiple-material feeding method |
| CN103009481A (en) * | 2012-12-10 | 2013-04-03 | 三一重工股份有限公司 | Method and system for controlling concrete emptying and pumping |
| CN103523493A (en) * | 2013-10-31 | 2014-01-22 | 厦门烟草工业有限责任公司 | Control method and device for coming out of cabinet of tobacco cabinet type feeding machine |
| CN204588163U (en) * | 2015-05-04 | 2015-08-26 | 天津美腾科技有限公司 | Based on the rapid automobile quantifying and loading system that existing silo is transformed |
| CN105923174A (en) * | 2016-06-02 | 2016-09-07 | 北京长峰金鼎科技有限公司 | Weighing and charging device capable of realizing controlled feeding |
| CN106032963A (en) * | 2015-03-09 | 2016-10-19 | 江苏正华机电科技有限公司 | Cooler and automatic temperature and humidity adjusting method thereof |
| CN107758374A (en) * | 2017-10-24 | 2018-03-06 | 芜湖新兴铸管有限责任公司 | Flux feeding device |
| CN208166067U (en) * | 2018-01-22 | 2018-11-30 | 李福金 | A kind of positive pressure material feeder |
-
2019
- 2019-04-18 CN CN201910314960.8A patent/CN110040529A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04286521A (en) * | 1991-03-15 | 1992-10-12 | Kubota Corp | Screw type supply device |
| CN101339115A (en) * | 2008-08-20 | 2009-01-07 | 中冶长天国际工程有限责任公司 | Mixture density checking method and system |
| CN102431663A (en) * | 2011-07-20 | 2012-05-02 | 银川高新区日昌自动包装机制造有限公司 | Multiple-material feeder, packer adopting same, and multiple-material feeding method |
| CN103009481A (en) * | 2012-12-10 | 2013-04-03 | 三一重工股份有限公司 | Method and system for controlling concrete emptying and pumping |
| CN103523493A (en) * | 2013-10-31 | 2014-01-22 | 厦门烟草工业有限责任公司 | Control method and device for coming out of cabinet of tobacco cabinet type feeding machine |
| CN106032963A (en) * | 2015-03-09 | 2016-10-19 | 江苏正华机电科技有限公司 | Cooler and automatic temperature and humidity adjusting method thereof |
| CN204588163U (en) * | 2015-05-04 | 2015-08-26 | 天津美腾科技有限公司 | Based on the rapid automobile quantifying and loading system that existing silo is transformed |
| CN105923174A (en) * | 2016-06-02 | 2016-09-07 | 北京长峰金鼎科技有限公司 | Weighing and charging device capable of realizing controlled feeding |
| CN107758374A (en) * | 2017-10-24 | 2018-03-06 | 芜湖新兴铸管有限责任公司 | Flux feeding device |
| CN208166067U (en) * | 2018-01-22 | 2018-11-30 | 李福金 | A kind of positive pressure material feeder |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113353648A (en) * | 2021-08-09 | 2021-09-07 | 北京建工资源循环利用投资有限公司 | Dosing method and apparatus |
| CN113353648B (en) * | 2021-08-09 | 2021-11-02 | 北京建工资源循环利用投资有限公司 | Dosing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106647663B (en) | Intelligent production control system for disc pelletizing and control method thereof | |
| EP2310132B1 (en) | Method and equipment for controlling crushing process | |
| CN104163330B (en) | A kind of control method gathering and processing sample delivery rate | |
| CN107552149A (en) | A kind of kibbler roll roll gap gap self-checking device and method of work | |
| CN110040529A (en) | Cache bin level adjusting system and method | |
| CN108345281B (en) | Method for controlling ore feeding lumpiness ore blending in ore dressing process | |
| CN209452014U (en) | Sand making machine is fed amount control system | |
| CN108300852A (en) | Device and method for controlling moisture of pellet mixture | |
| CN106048111A (en) | Blast furnace burden screening control method | |
| CN107608397A (en) | LF refining adjusts the device and method of ladle bottom blowing argon flow amount during standing | |
| CN105652796B (en) | A kind of cotton processing quality on-line intelligence detection and control method | |
| CN209440879U (en) | A kind of quantitative automatic feeding device for steel scrap cooked flake wrapping machine | |
| CN102266819B (en) | High-efficient high-quality hotching control method for steam coal | |
| CN114950635B (en) | Feeding method of high-pressure roller mill capable of automatically stabilizing material level | |
| CN114959149A (en) | Method for automatically controlling adding amount of lump materials processed by blast furnace main channel | |
| CN109186272A (en) | Sintered compound feed bin level control system and method | |
| CN104062213A (en) | Online detection method for granularity of sintered mixture | |
| CN103599839A (en) | Method and device for obtaining optimal ore feeding capacity of ore mill | |
| CN109331984B (en) | Expert intelligent configuration cloud control system and control method for ball mill | |
| CN110007696A (en) | Automatic bin dumping control system and method | |
| CN107597852A (en) | Cold-rolling mill emulsion energy-saving control system | |
| CN112934453A (en) | Intelligent control system and method for ore discharge port of cone crusher | |
| CN107572266A (en) | A kind of quantitative high speed feeding system equipment of BUTON rock asphalt and its feed technique | |
| CN201068460Y (en) | Blast furnace charging-free car simulated test device | |
| CN107876157A (en) | A kind of method of the iron standby chemical industry iron powder of desulfurization slag |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190723 |