CN105480732B - A kind of batch (-type) dose delivery system and its control method - Google Patents
A kind of batch (-type) dose delivery system and its control method Download PDFInfo
- Publication number
- CN105480732B CN105480732B CN201510447156.9A CN201510447156A CN105480732B CN 105480732 B CN105480732 B CN 105480732B CN 201510447156 A CN201510447156 A CN 201510447156A CN 105480732 B CN105480732 B CN 105480732B
- Authority
- CN
- China
- Prior art keywords
- spine
- storage bin
- oar
- driver
- motor
- 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.)
- Expired - Fee Related
Links
Landscapes
- Weight Measurement For Supplying Or Discharging Of Specified Amounts Of Material (AREA)
Abstract
The invention discloses a kind of batch (-type) dose delivery system and its control method, including storage bin, the first motor, the second motor, feed system, the first spine oar, the second spine oar, weigh hopper, pedestal, control system, the first driver for driving the first electric motor operation and the second driver for driving the second electric motor operation；First spine oar and the second spine oar are installed in storage bin successively from top to bottom, feed system is connected with the charging aperture at the top of storage bin, the bottom of storage bin is provided with the adjustable discharging opening of aperture, the output shaft of first motor is connected with the drive shaft of the first spine oar, and the output shaft of the second motor is connected with the drive shaft of the second spine oar；The control system includes the weighing sensor of man-machine interactive system, controller and the weight for measuring weigh hopper, and the input of controller is connected with the output end of weighing sensor.The present invention can efficiently, accurately complete quantitative feed, it is simple in construction.
Description
Technical field
The invention belongs to conveyer technical field, is related to a kind of batch (-type) dose delivery system and its control method.
Background technology
During bulk goods automatic weighing, undertaken usually using conveying worm to electronic scale equipment accurate feeding
Task.To meet the needs of high-precision weighing, the general rotary speed using direct current generator or frequency modulation motor control feeding screw.
The feeding process of conveying worm can be divided into three feeding stages, i.e. quick feeding stage, at a slow speed feeding stage, crawl feeding rank
Section.Efficient feeding when starting is weighed, spiral quickly propels feeding；When weight of material reaches coarse adjustment feed value, spiral switchs at a slow speed
Material is promoted, material is progressively more nearly setting value；When weight of material is sufficiently close to set weighing value, spiral switchs to crawl side
Formula accurate feeding；In crawl feeding process, measured by electronic scale and main control unit and calculate its weight whether reach setting value will
Ask, when reaching setting value requirement, weighing terminates.
Existing conveying worm carries out automatic weighing using threaded engagement electronic scale is gradually driven, and the weighing operating time be present
It is long, the problems such as feeding of spiral crawl exceedes setting value and allowable error sometimes.
Double-spiral structure conveying worm is improved to drawbacks described above, but increases system architecture complexity, meanwhile, powder
Differential feeding operation is not supported with the cutting stock precision of particle mixture.
The content of the invention
The shortcomings that it is an object of the invention to overcome above-mentioned prior art, there is provided a kind of batch (-type) dose delivery system and
Its control method, the system and its control method can efficiently, accurately complete quantitative feed, it is simple in construction.
To reach above-mentioned purpose, batch (-type) dose delivery system of the present invention includes storage bin, the first motor, the
Two motor, feed system, the first spine oar, the second spine oar, weigh hopper, pedestal, control system, for driving the first motor
First driver of work and the second driver for driving the second electric motor operation；
First spine oar and the second spine oar are installed in storage bin successively from top to bottom, feed system and entering at the top of storage bin
Material mouth is connected, and the bottom of storage bin is provided with the adjustable discharging opening of aperture, the drive of the output shaft of the first motor and the first spine oar
Moving axis is connected, and the output shaft of the second motor is connected with the drive shaft of the second spine oar；
Weigh hopper is located on pedestal, the discharging opening of storage bin described in the entrance face of weigh hopper, is fixed with pedestal
For the 3rd driver of the discharging opening folding for driving storage bin；
The control system includes man-machine interactive system, controller and the weight for measuring weigh hopper and weighed
Sensor, the input of controller are connected with the output end of weighing sensor, the output end of controller and the first driver
The input of input, the input of the second driver and the 3rd driver is connected, man-machine interactive system and controller phase
Connection.
The output end of weighing sensor passes sequentially through ADC converters and digital filter and is connected with the input of controller
Connect.
The discharge outlet of the weigh hopper bottom is provided with plate valve, and plate valve is connected with for driving the plate
The three-motor of valve.
Controller is connected with man-machine interactive system by RS232 interface.
First spine oar is installed with the second spine oar by clutch coaxial, and the second spine oar is three leaf spine paddle structures, the first spine oar
For more pitch list leaf spine paddle structures；
First motor is connected by the first reductor and sprocket wheel with the first spine oar；
Second motor is connected by timing belt and the second reductor with the second spine oar.
Some electromagnetic vibrators are installed, the quantity of electromagnetic vibrator is 4, and 4 electromagnetic vibrations on the outer wall of storage bin
Dynamic device is uniformly distributed circumferentially；
Also include being used for fixing the support of storage bin, the side of storage bin upper surface and the side of support by axis connection,
The top of storage bin and the top of support are connected by spring, and upper limit position switch and lower position switch, the upper limit are provided with support
Bit switch is located at the top of lower position switch, and when the material increase in storage bin, storage bin moves downward, when in storage bin
When material is reduced, storage bin moves upwards, and when not having material in storage bin, the top of storage bin connects with upper limit position switch
Touch, when the weight of material in storage bin is equal to preset value, storage bin is in contact with lower position switch, the output of upper limit position switch
The output end of end and lower position switch is connected with the control terminal of feed system.
The quantitative conveyance control method of batch (-type) of the present invention comprises the following steps：
1) target weight information is inputted into controller by man-machine interactive system, weighing sensor detection weigh hopper
Bare weight information, and the bare weight information is forwarded in controller, controller produces first according to the target weight information and driven
Dynamic information, the second activation bit and the 3rd activation bit, the first driver are electronic according to first activation bit driving first
Machine controls the rotating speed of the first spine oar, and the second driver drives second Motor Control the second spine oar according to second activation bit
Rotating speed so that the first spine oar and the second spine oar stirring storage bin in material, the 3rd driver according to the described 3rd driving
The aperture of discharging opening, makes the material in storage bin fall in weigh hopper in information control storage bin；
Weighing sensor obtains the weight information of weigh hopper according to preset sample frequency, and by the weight of current weigh hopper
Amount information is forwarded in controller, and controller obtains being currently able to drop to the weight of material P (n) in weigh hopper, wherein,
P (n)=k1s (n)+k2p (n+k, od, rs)-k3q (n, od, rs)-δ (n)
S (n) is the weight information of the weigh hopper of current weighing sensor output, and p (n+k) is according to first k times reception
The stagnant empty weight of material that the weight information of weigh hopper estimates, q (n) are to fall behind symmetrical retransmit under material to impact caused by sensor
Component, δ (n) are the overall noise value of system, and od is the aperture of discharging opening in storage bin, and rs is the rotating speed of the second spine oar；K1, k2 and
K3 is respectively s (n), p (n+k) and q (n) coefficient；
When being currently able to drop to the weight of material P (n) in weigh hopper and being equal to goal-selling weight, then the 4th is produced
Control signal, the 5th control signal and the 6th control signal, the first driver close the first electricity according to the 4th activation bit
Motivation, the second driver close the second motor according to the 5th activation bit, and the 3rd driver is according to the described 6th driving
The closing of discharging opening in information control storage bin.
The aperture of discharging opening is according to the maximum discharge quantity of target weight, the discharging opening of user preset and biography of weighing in storage bin
The sample frequency of sensor determines.
The sample frequency of the weighing sensor is 500Hz-1000Hz.
The invention has the advantages that：
Batch (-type) dose delivery system and its control method of the present invention at work, are examined in real time by weighing sensor
Weight during weigh hopper zero load is surveyed, controller controls the rotating speed of the first spine oar, the second spine according to default target weight information
The rotating speed of oar and the discharging opening aperture of storage bin, make the material in storage bin drop in weigh hopper, pass through weighing sensor
Weigh hopper weight information is gathered according to default sample frequency, obtains the weight of material that can be dropped in weigh hopper, its
In, impact component, storing that the weight of material that can drop in weigh hopper is dropped in weigh hopper according to current material
The weight of the weight of stagnant empty bulk cargo and the weigh hopper of current weighing sensor output between the discharging opening and weigh hopper in storehouse
Information is calculated, and when that can drop to the target weight that the weight of material in weigh hopper is user preset, then controls the
One motor and the second motor are stopped, and control the discharging opening closure in storage bin, so as to which accurate, efficient realize quantitatively is sent
Material, the structure of system is simple, easy to operate, and practicality is extremely strong, and reduces production cost, meets the precision of bulk cargo automatic weighing
It is required that.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the schematic diagram of control system in the present invention；
Wherein, 1 it is lower position switch, 2 be upper limit position switch, 3 be the first spine oar, 4 be the first reductor, 5 is the second spine
Oar, 6 be storage bin, 7 be electromagnetic vibrator, 8 be the 3rd driver, 9 be discharging opening, 10 be weigh hopper, 11 be the 3rd electronic
Machine, 12 be pedestal, 13 be weighing sensor, 14 be controller, 15 be RS232 interface, 16 be the first driver, 17 be the second drive
Dynamic device.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings：
With reference to figure 1 and Fig. 2, batch (-type) dose delivery system of the present invention includes storage bin 6, the first motor, the
Two motor, feed system, the first spine oar 3, the second spine oar 5, weigh hopper 10, pedestal 12, control system, for drive first
First driver 16 of electric motor operation and the second driver 17 for driving the second electric motor operation；First spine oar 3 and
Second spine oar 5 is installed in storage bin 6 successively from top to bottom, and feed system is connected with the charging aperture at the top of storage bin 6, storing
The bottom in storehouse 6 is provided with the adjustable discharging opening 9 of aperture, and the output shaft of the first motor is connected with the drive shaft of the first spine oar 3, the
The output shaft of two motor is connected with the drive shaft of the second spine oar 5；Weigh hopper 10 is located on pedestal 12, weigh hopper 10
The discharging opening 9 of storage bin 6 described in entrance face, the 3rd of the folding of discharging opening 9 for driving storage bin 6 is fixed with pedestal 12
Driver 6；The control system includes man-machine interactive system, controller 14 and the weight for measuring weigh hopper 10
Weighing sensor 13, the input of controller 14 are connected with the output end of weighing sensor 13, the output end of controller 14 with
The input of the input of first driver 16, the input of the second driver 17 and the 3rd driver 6 is connected, man-machine
Interactive system is connected with controller 14.
It should be noted that the output end of weighing sensor 13 passes sequentially through ADC converters and digital filter and control
The input of device 14 is connected, and the discharge outlet of the bottom of weigh hopper 10 is provided with plate valve, and plate valve is connected with for driving
The three-motor 11 of the plate valve is moved, controller 14 is connected with man-machine interactive system by RS232 interface 15, and first
Spine oar 3 is installed with the second spine oar 5 by clutch coaxial, and the second spine oar 5 is three leaf spine paddle structures, and the first spine oar 3 is more pitch
Single leaf spine paddle structure；First motor is connected by the first reductor 4 and sprocket wheel with the first spine oar 3；Second motor passes through
Timing belt and the second reductor are connected with the second spine oar 5, and some electromagnetic vibrators 7, electromagnetism are provided with the outer wall of storage bin 6
The quantity of vibrator 7 is 4, and 4 electromagnetic vibrators 7 are uniformly distributed circumferentially.
In addition, present invention additionally comprises the support for fixing storage bin 6, the side of the upper surface of storage bin 6 and the side of support
Face is connected by axis connection, the top of storage bin 6 and the top of support by spring, be provided with support upper limit position switch 2 and
Lower position switch 1, upper limit position switch 2 are located at the top of lower position switch 1, when the material increase in storage bin 6, storage bin 6
Move downward, when the material in storage bin 6 is reduced, storage bin 6 moves upwards, when there is no material in storage bin 6, storage bin
6 top is in contact with upper limit position switch 2, when the weight of material in storage bin 6 is equal to preset value, storage bin 6 and lower limit
Switch 1 is in contact, and the output end of upper limit position switch 2 and the output end of lower position switch 1 are connected with the control terminal of feed system
Connect.
The quantitative conveyance control method of batch (-type) of the present invention comprises the following steps：
1) target weight information is inputted into controller 14 by man-machine interactive system, weighing sensor 13 detects material of weighing
The bare weight information of bucket 10, and the bare weight information is forwarded in controller 14, controller 14 is according to the target weight information
The first activation bit, the second activation bit and the 3rd activation bit are produced, the first driver 16 is according to first activation bit
The rotating speed of first the first spine of Motor Control oar 3 is driven, the second driver 17 is according to the electricity of second activation bit driving second
Motivation controls the rotating speed of the second spine oar 5, so that the material in the first spine oar 3 and the second spine oar 5 stirring storage bin 6, the 3rd drives
Dynamic device 6 controls the aperture of discharging opening 9 in storage bin 6 according to the 3rd activation bit, the material in storage bin 6 is fallen to title
In heavy burder bucket 10；
Weighing sensor 13 obtains the weight information of weigh hopper 10 according to preset sample frequency, and by current weigh hopper
10 weight information is forwarded in controller 14, and controller 14 obtains being currently able to the weight of material dropped in weigh hopper 10
P (n), wherein,
P (n)=k1s (n)+k2p (n+k, od, rs)-k3q (n, od, rs)-δ (n)
S (n) is the weight information of the weigh hopper 10 of current weighing sensor 13 output, and p (n+k) is to be connect according to first k times
The stagnant empty weight of material that the weight information of the weigh hopper 10 of receipts estimates, q (n) are to fall behind the symmetrical sensor 13 that retransmits under material to produce
Raw impact component, δ (n) are the overall noise value of system, and od is the aperture of discharging opening 9 in storage bin 6, and rs is the second spine oar 5
Rotating speed；K1, k2 and k3 are respectively s (n), p (n+k) and q (n) coefficient；
When the weight of material P (n) for being currently able to drop in weigh hopper 10 is equal to goal-selling weight, then is produced
Four control signals, the 5th control signal and the 6th control signal, the first driver 16 close the according to the 4th activation bit
One motor, the second driver 17 close the second motor according to the 5th activation bit, and the 3rd driver 6 is according to described the
The closing of discharging opening 9 in six activation bits control storage bin 6.
The aperture of discharging opening 9 is according to target weight, the discharging opening 9 of user preset maximum discharge quantity and title in storage bin 6
The sample frequency for retransmitting sensor 13 determines.
The sample frequency of the weighing sensor 13 is 500Hz-1000Hz.
The diameter 15mm of first spine oar 3, pitch 100mm, the radius of gyration are 50+N × 50mm, and N is the first spine oar 3 to the
The pitch number of two spine oars 5, per pitch list spine oar, one group of all spine oars two in the first spine oar 3 are installed by 180 degree angle, often
Group spine oar angle=360 degree/spine oar group number, so that spine oar accepts equilibrium；A diameter of 100mm of second spine oar 5, spine oar angle
120 degree, when the bulk cargo viscosity of conveying easily bonds, it can suitably increase the quantity of the first spine oar 3 and the second spine oar 5, increase
To convey material stirring push act on, when the first spine oar 3 rotates, bulk goods by Action of Gravity Field through discharging opening 9 fall into
Enter weigh hopper 10 to be counted weight, while the servo-actuated assistance of the second spine oar 5 promotes bulk cargo to fall；When second spine oar 5 rotates, regulation subtracts
The small aperture of discharging opening 9, a small amount of bulk goods are promoted to flow out；The rotating speed and opening and closing time of first spine oar 3 and the second spine oar 5 are controlled
Device 14 controls.
Claims (7)
- A kind of 1. quantitative conveyance control method of batch (-type), it is characterised in that based on batch (-type) dose delivery system, the batch (-type) Dose delivery system includes storage bin (6), the first motor, the second motor, feed system, the first spine oar (3), the second spine oar (5), weigh hopper (10), pedestal (12), control system, for drive the first electric motor operation the first driver (16), with And for driving the second driver (17) of the second electric motor operation；First spine oar (3) and the second spine oar (5) are installed in storage bin (6) successively from top to bottom, feed system and storage bin (6) The charging aperture at top is connected, and the bottom of storage bin (6) is provided with the adjustable discharging opening of aperture (9), the output shaft of the first motor It is connected with the drive shaft of the first spine oar (3), the output shaft of the second motor is connected with the drive shaft of the second spine oar (5)；Weigh hopper (10) is located on pedestal (12), the discharging opening of storage bin (6) described in the entrance face of weigh hopper (10) (9) the 3rd driver (8) of discharging opening (9) folding for driving storage bin (6), is fixed with pedestal (12)；The control system includes man-machine interactive system, controller (14) and the weight for measuring weigh hopper (10) Weighing sensor (13), the input of controller (14) are connected with the output end of weighing sensor (13), controller (14) The input of the input of output end and the first driver (16), the input and the 3rd driver (8) of the second driver (17) End is connected, and man-machine interactive system is connected with controller (14)；The output end of weighing sensor (13) passes sequentially through the input phase of ADC converters and digital filter and controller (14) Connection；Also include being used for the support for fixing storage bin (6), the side of storage bin (6) upper surface and the side of support are connected by axle Connect, the top of storage bin (6) and the top of support are connected by spring, and upper limit position switch (2) and lower limit are provided with support Switching (1), upper limit position switch (2) is located at the top of lower position switch (1), when the material increase in storage bin (6), storage bin (6) move downward, when the material in storage bin (6) is reduced, storage bin (6) moves upwards, when not having material in storage bin (6) When, the top of storage bin (6) is in contact with upper limit position switch (2), when the weight of material in storage bin (6) is equal to preset value, Storage bin (6) is in contact with lower position switch (1), and the output end of upper limit position switch (2) and the output end of lower position switch (1) are equal It is connected with the control terminal of feed system；Comprise the following steps：1) by man-machine interactive system, into controller (14), input target weight information, weighing sensor (13) detect material of weighing The bare weight information of bucket (10), and the bare weight information is forwarded in controller (14), controller (14) is according to the target weight Measure information and produce the first activation bit, the second activation bit and the 3rd activation bit, the first driver (16) is according to described first Activation bit drives the rotating speed of first Motor Control the first spine oar (3), and the second driver (17) is believed according to the described second driving The rotating speed of breath second Motor Control the second spine oar (5) of driving, so that the first spine oar (3) and the second spine oar (5) stirring storing Material in storehouse (6), the 3rd driver (8) control opening for discharging opening (9) in storage bin (6) according to the 3rd activation bit Degree, makes the material in storage bin (6) fall in weigh hopper (10)；Weighing sensor (13) obtains the weight information of weigh hopper (10) according to preset sample frequency, and by current weigh hopper (10) weight information is forwarded in controller (14), and controller (14) obtains being currently able to drop in weigh hopper (10) Weight of material P (n), wherein,P (n)=k1s (n)+k2p (n+k, od, rs)-k3q (n, od, rs)-δ (n)S (n) is the weight information of the weigh hopper (10) of current weighing sensor (13) output, and p (n+k) is to be connect according to first k times The stagnant empty weight of material that the weight information of the weigh hopper (10) of receipts estimates, q (n) are to fall behind symmetrical retransmit under bulk cargo material to feel Impact component caused by device (13), δ (n) are the overall noise value of system, and od is the aperture of discharging opening (9) in storage bin (6), and rs is The rotating speed of second spine oar (5)；K1, k2 and k3 are respectively s (n), p (n+k) and q (n) coefficient；When the weight of material P (n) for being currently able to drop in weigh hopper (10) is equal to goal-selling weight, then the 4th is produced Activation bit, the 5th activation bit and the 6th activation bit, the first driver (16) close the according to the 4th activation bit One motor, the second driver (17) close the second motor according to the 5th activation bit, and the 3rd driver (8) is according to institute State the closing of discharging opening (9) in the 6th activation bit control storage bin (6).
- 2. the quantitative conveyance control method of batch (-type) according to claim 1, it is characterised in that weigh hopper (10) bottom The discharge outlet in portion is provided with plate valve, and plate valve is connected with the three-motor (11) for driving the plate valve.
- 3. the quantitative conveyance control method of batch (-type) according to claim 1, it is characterised in that controller (14) and man-machine friendship Mutual system is connected by RS232 interface (15).
- 4. the quantitative conveyance control method of batch (-type) according to claim 1, it is characterised in that the first spine oar (3) and second Spine oar (5) is installed by clutch coaxial, and the second spine oar (5) is three leaf spine paddle structures, and the first spine oar (3) is more pitch list leaf spine Paddle structure；First motor is connected by the first reductor (4) and sprocket wheel with the first spine oar (3)；Second motor is connected by timing belt and the second reductor with the second spine oar (5).
- 5. the quantitative conveyance control method of batch (-type) according to claim 1, it is characterised in thatSome electromagnetic vibrators (7) are installed, the quantity of electromagnetic vibrator (7) is 4, and 4 electricity on the outer wall of storage bin (6) Magnetic vibrator (7) is uniformly distributed circumferentially.
- 6. the quantitative conveyance control method of batch (-type) according to claim 1, it is characterised in that discharging opening in storage bin (6) (9) aperture is according to the sampling frequency of the target weight of user preset, discharging opening (9) maximum discharge quantity and weighing sensor (13) Rate determines.
- 7. the quantitative conveyance control method of batch (-type) according to claim 1, it is characterised in that the weighing sensor (13) Sample frequency be 500Hz-1000Hz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510447156.9A CN105480732B (en) | 2015-07-27 | 2015-07-27 | A kind of batch (-type) dose delivery system and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510447156.9A CN105480732B (en) | 2015-07-27 | 2015-07-27 | A kind of batch (-type) dose delivery system and its control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105480732A CN105480732A (en) | 2016-04-13 |
| CN105480732B true CN105480732B (en) | 2017-12-05 |
Family
ID=55668080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510447156.9A Expired - Fee Related CN105480732B (en) | 2015-07-27 | 2015-07-27 | A kind of batch (-type) dose delivery system and its control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105480732B (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106179126B (en) * | 2016-08-19 | 2018-07-06 | 佛山市嘉沃农业科技合伙企业（有限合伙） | Quantitative liquid feeding device and its application method |
| CN106347881A (en) * | 2016-11-19 | 2017-01-25 | 张红伟 | Vibrating hopper |
| CN107472924A (en) * | 2017-08-23 | 2017-12-15 | 南通澳润建材科技有限公司 | Automatic weighing charging machine |
| CN107585594B (en) * | 2017-09-07 | 2019-04-12 | 新昌县益旭龙机械科技有限公司 | A kind of carbon dust intermittent feed device |
| CN107551305A (en) * | 2017-09-14 | 2018-01-09 | 四川省农业科学院蚕业研究所 | A kind of intelligent control amount applies the reciprocating sieve of powder |
| CN108163493B (en) * | 2017-12-21 | 2019-07-12 | 吉林市晟源冶金渣环保综合利用有限公司 | Powder material weighing controls equipment and control method |
| CN110182449B (en) * | 2019-06-28 | 2020-06-26 | 浙江喜盈门啤酒有限公司 | Hop storage device in beer brewing process |
| CN110654872A (en) * | 2019-10-23 | 2020-01-07 | 潍坊新希望六和饲料科技有限公司 | Uniform-speed discharging mechanism of pneumatic conveying pipeline for feed discharging |
| CN110789779A (en) * | 2019-11-11 | 2020-02-14 | 无锡大东机械制造有限公司 | Control method, device and system for secondary feeding |
| CN111439604A (en) * | 2020-04-18 | 2020-07-24 | 杨明清 | Concrete accelerator conveyor |
| CN111765950A (en) * | 2020-06-18 | 2020-10-13 | 上海空间电源研究所 | Automatic weighing mechanism for thermal battery isolation powder |
| CN112193745A (en) * | 2020-09-28 | 2021-01-08 | 天长市永南橡塑制品有限公司 | Automatic weighing and feeding mechanism for tire rubber blocks |
| CN114476411A (en) * | 2020-11-11 | 2022-05-13 | 湖南冠一颜料有限公司 | Sorting unit of red seed crystal of iron oxide |
| CN114472884A (en) * | 2020-11-12 | 2022-05-13 | 石门县顺超科技发展有限公司 | Metallurgical powder charging system |
| CN112673769B (en) * | 2020-12-23 | 2022-04-05 | 农业农村部南京农业机械化研究所 | Automatic calibrating device and method for seeding rate and fertilizing rate of seeder |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4762422A (en) * | 1986-03-14 | 1988-08-09 | Luca Toncelli | Device for automatically controlling the density and viscosity of the abrasive mixture and the quantity of metallic middlings used in the sawing of granite or hard stone |
| JPH10185663A (en) * | 1996-12-27 | 1998-07-14 | Sekisui Chem Co Ltd | Screw feeder |
| JP2005170482A (en) * | 2003-12-12 | 2005-06-30 | Ricoh Co Ltd | Method and apparatus for filling fine powder |
| CN202848659U (en) * | 2012-08-28 | 2013-04-03 | 天津菲斯特机械设备有限公司 | Pulverized coal stable feeding intermediate bunker device for pulverized coal bunker feeding system |
| CN203127792U (en) * | 2013-03-19 | 2013-08-14 | 合肥工业大学 | Metering device for powder and particles |
| CN204197701U (en) * | 2014-09-26 | 2015-03-11 | 鞍钢股份有限公司 | Automatic eliminating device for suspension of storage bin of disk feeder |
| CN104724515A (en) * | 2015-03-13 | 2015-06-24 | 福建省南安市海特机械有限公司 | Anti-clogging numerical control feeding machine |
| CN204823309U (en) * | 2015-07-27 | 2015-12-02 | 西安建筑科技大学 | Intermittent type formula ration conveying system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101650213A (en) * | 2009-09-03 | 2010-02-17 | 浙江湖州正导线缆有限公司 | Device for monitoring storage amount of container |
-
2015
- 2015-07-27 CN CN201510447156.9A patent/CN105480732B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4762422A (en) * | 1986-03-14 | 1988-08-09 | Luca Toncelli | Device for automatically controlling the density and viscosity of the abrasive mixture and the quantity of metallic middlings used in the sawing of granite or hard stone |
| JPH10185663A (en) * | 1996-12-27 | 1998-07-14 | Sekisui Chem Co Ltd | Screw feeder |
| JP2005170482A (en) * | 2003-12-12 | 2005-06-30 | Ricoh Co Ltd | Method and apparatus for filling fine powder |
| CN202848659U (en) * | 2012-08-28 | 2013-04-03 | 天津菲斯特机械设备有限公司 | Pulverized coal stable feeding intermediate bunker device for pulverized coal bunker feeding system |
| CN203127792U (en) * | 2013-03-19 | 2013-08-14 | 合肥工业大学 | Metering device for powder and particles |
| CN204197701U (en) * | 2014-09-26 | 2015-03-11 | 鞍钢股份有限公司 | Automatic eliminating device for suspension of storage bin of disk feeder |
| CN104724515A (en) * | 2015-03-13 | 2015-06-24 | 福建省南安市海特机械有限公司 | Anti-clogging numerical control feeding machine |
| CN204823309U (en) * | 2015-07-27 | 2015-12-02 | 西安建筑科技大学 | Intermittent type formula ration conveying system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105480732A (en) | 2016-04-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105480732B (en) | A kind of batch (-type) dose delivery system and its control method | |
| CN204823309U (en) | Intermittent type formula ration conveying system | |
| CN202063536U (en) | Double-speed-regulation continuous metering feeding device for spiral conveyer and omniseal belt conveyer scale | |
| CN107715727A (en) | The more component proportioning materials devices of screw and its controller | |
| CN107673083A (en) | Screw material blanking device and its controller based on variable Rate study | |
| CN104960940B (en) | A kind of more powder component Automatic batching equipments | |
| CN101890760A (en) | Weight loss weighing device for continuously feeding materials and weighing control method | |
| CN107720311A (en) | Screw rod weight-loss type material blanking machine and its controller based on neutral net | |
| CN103808370B (en) | The solid flow detection means and application method of a kind of volume metering method | |
| CN104229167A (en) | Weighing feeder | |
| CN101554753B (en) | Cement supply online calibration system of stable soil plant mix equipment | |
| CN107572016A (en) | The more component material blanking devices of vertical and its controller | |
| CN105444857A (en) | Automatic batching and weighing system | |
| CN217605106U (en) | High-precision feed weight-reducing scale | |
| CN108726205A (en) | A kind of continuous, uniform, the accurate charging gear of powder | |
| CN202442769U (en) | High-precision powder scale | |
| CN205274770U (en) | Weighing feeder | |
| CN206327934U (en) | A kind of coating automatic charging device | |
| CN202382833U (en) | Speed governing metering screw weighing device | |
| CN107661728A (en) | Vertical proportioning materials device and its controller based on variable Rate study | |
| CN209601647U (en) | Drum-type unstacker | |
| CN107684847A (en) | The more component proportioning materials methods of screw | |
| CN202116001U (en) | Bulk conveying system | |
| CN206500048U (en) | A kind of vertical fertilizer compounding machine | |
| CN109250672A (en) | A kind of electronic metering particle sauce bottle placer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171205 Termination date: 20200727 |