CN108414040A - Herb powder precise metering instrument based on stepper motor - Google Patents
Herb powder precise metering instrument based on stepper motor Download PDFInfo
- Publication number
- CN108414040A CN108414040A CN201810245705.8A CN201810245705A CN108414040A CN 108414040 A CN108414040 A CN 108414040A CN 201810245705 A CN201810245705 A CN 201810245705A CN 108414040 A CN108414040 A CN 108414040A
- Authority
- CN
- China
- Prior art keywords
- powder
- leading screw
- stepper motor
- feeding pipe
- metering instrument
- 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.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F13/00—Apparatus for measuring by volume and delivering fluids or fluent solid materials, not provided for in the preceding groups
- G01F13/001—Apparatus for measuring by volume and delivering fluids or fluent solid materials, not provided for in the preceding groups for fluent solid material
- G01F13/003—Apparatus for measuring by volume and delivering fluids or fluent solid materials, not provided for in the preceding groups for fluent solid material comprising a conveyor belt
-
- 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
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/46—Devices for emptying otherwise than from the top using screw conveyors
Abstract
The present invention provides the herb powder precise metering instrument based on stepper motor, belongs to delicate metering field.Including powder feeding pipe (1), hopper (3), leading screw (9), shaft coupling (11), filler chamber (13), motor (14), driver (15), controller (16)；The leading screw (9) is set in powder feeding pipe (1), one end of powder feeding pipe (1) is connected with filler chamber (13), hopper (3) is set to filler chamber (13) top, and it is communicated with filler chamber (13), leading screw (4) one end is fixed on connector, bearing (12) inner ring is positioned by connector (18) between centers, bearing (12) outer ring is mounted on end cap (17), end cap (17) is secured by bolts in filler chamber (13), the input shaft of connector (18) stretches out the hole of end cap (17), and it is fixed on shaft coupling (11).The present invention provides a kind of simple structure and reasonable design, technologically advanced, easy to operate, safe and reliable herb powder precise metering instrument.
Description
Technical field
The invention belongs to delicate metering fields, more particularly to the herb powder precise metering instrument based on stepper motor.
Background technology
Traditional decoction have the characteristics that absorb fast, effect rapidly, convenient for being added and subtracted with disease, but the preparation side of traditional Chinese medicine decoction
Method does not catch up with the paces of social change increasingly.
Part Chinese medicine is ground to fine powder and swallows or be packed into what capsule was taken, it is many it is artificial cure the disease, health care, beauty etc. need
Want, evolution after asking traditional Chinese physician to feel the pulse, but because it is busy, be pressed for time, it is fried take inconvenience, after just pharmacy being allowed to crush Chinese medicine directly
Bath is drunk, or is packed into capsule, in order to carry.
Therefore occur herb powder heat preservation under traditional Chinese medicine theory guidance and be soaked decoction, use Chinese medicine corase meal
On the basis of traditional Chinese medicine decoction preparation method, it then follows Chinese medicine pharmacology is theoretical.With exempt to decoct, be simply easy to make, drug has
It imitates ingredient and leaches the advantages that complete.Modern study also turns out that the leaching rate of the bagged instant preparation prepared with Chinese medicine corase meal is higher than traditional soup
Agent.In order to ensure that the precision of dose, the delicate metering of herb powder are just particularly important.
Currently, powder measuring device in the market, is directed to particulate species material, such as bio-fertilizer, feed, additive, agriculture mostly
Medicine, veterinary drug etc..And it is equipped with automatic Level control, can pack, can transport.But for the metering of herb powder, in existing market
Medicinal powder agent prescription uses weighting manner, but Chinese medicine preparation quality very little, measures in grams, precision is difficult to ensure.In the market
Still without a kind of special precision measuring instrument, and existing powdery type metering device there are measuring accuracies not high, easy dust
Pollution, not easy cleaning, the problems such as performance is unstable.
Invention content
It is an object of the invention to solve the problems of the above-mentioned prior art, the herb powder based on stepper motor is provided
Precise metering instrument can realize the accurate measurement to herb powder, and precision is high, is not easy dust pollution, easy cleaning, performance can
It leans on.
The present invention adopts the following technical scheme that：
Herb powder precise metering instrument based on stepper motor includes powder feeding pipe 1, hopper 3, leading screw 9, shaft coupling 11, filler
Room 13, motor 14, driver 15, controller 16；
The leading screw 9 is set in powder feeding pipe 1, and one end of powder feeding pipe 1 is connected with filler chamber 13, and hopper 3, which is set to, to be filled out
Expect 13 top of room, and communicated with filler chamber 13,9 one end of leading screw is fixed on connector, and 12 inner ring of bearing passes through between connector shaft
Positioning, 12 outer ring of bearing are mounted on end cap, and end cap is secured by bolts in filler chamber 13, and the axis of connector 18 stretches out end cap
Hole, and be fixed on shaft coupling 11；
The output shaft of motor 14 also is secured on shaft coupling 11, and driver 15 is electrically connected with motor 14, driver 15 and control
16 electric signal of device processed is connected, and the leading screw 9 is matched with powder feeding pipe 1, and the thread groove of leading screw 9 carries powder medium secretly, and leading screw is every
Turn certain angle, the amount for the powder medium that thread groove is taken out of is kept constant, and the rotation in powder feeding pipe 1 of leading screw 4 makes powder medium phase
It travels forward for powder feeding pipe 1.
Preferably, the structure of the hopper 3 is back taper funnel structure, and in the company of hopper 3 and filler chamber 13
The place of connecing is equipped with stirring pawl 10.
Preferably, 16 inside of controller is embedded computer, it completes Display panel, key-press input, driving
The function of stepper motor, transmission data, controller 16 further include a display 8, and display 8 is touch display 8, embedded meter
Calculation machine receives control letter by NFC mechanicss of communication, WIFI, RS485 bus or by 8 mode of manual operation touch display
Number, to realize that feeding controls the feeding of signal.
Preferably, the motor 14 is stepper motor.
Further, more than one precision feeder layered arrangement in a ring, and be installed on holder 6.
Further, 1 lower section of powder feeding pipe of the precision feeder is funnel 2, and funnel 2 is connected with curved tube 4, funnel 2
The position being connected with curved tube 4 is provided with piston 7, and the outlet of curved tube 4 corresponds to support plate 5, and support plate 5 is installed on holder 6.
Beneficial effects of the present invention：
(1) present invention be not only simple in structure, reasonable design, and it is of low cost, realize it is convenient.
(2) use volumetric method measure, be equipped with reliable photodetector system (being not drawn into figure), can be automatically performed metering,
The functions such as blanking, pack, sealing, counting.
(3) advanced microcomputer controller, Driving Stepping Motor is used to control step-length, performance is stable, it is easy to adjust, detect
Accurately.
(4) stepless speed regulation is used, while can configure different cutting agencies and reaching the packaging to pulvis article not of the same race.
(5) integrate electromechanical, full Chinese (or English) display screen, using advanced microcomputer chip controller, adapted
High-precision stepper motor, controller complete synchronization, fixed length, positioning and the speed of complete machine, accurate measurement moment are made to be achieved.
(6) speed vibrating feed corrects error in feed motor fast vibration early period quickening delivery rate, later stage electricity automatically
Machine, which vibrates at a slow speed, reduces charging rate, and error can carry out tracking correction automatically caused by material proportion and material position change, real
Now high-precision is packed.
(7) high-quality stainless steel, such as specific powder feeding pipe leading screw, the dust-proof easy cleaning of anti-corrosion are used with material contact portion.
(8) compatibility is strong, is easily used cooperatively with other packaging facilities, such as the sack filling machine packed, the baling press of packing.It is logical
It crosses in the drug collection box that the drug of submitting is transmitted on planker by funnel and curved tube, mechanical arm or transmission device can be passed through
The collection box for installing medicine is sent to packaging system to be packaged.
(9) applied widely, it is easy to use, it is not limited by production site.
Description of the drawings
Fig. 1 is the single tube structure schematic diagram of the present invention；
Fig. 2 is the vertical view of the present invention；
Fig. 3 is the side view I of the present invention；
Fig. 4 is the electrical schematic diagram of the present invention；
Fig. 5 is the side view II of the present invention；
Fig. 6 is the side view III of the present invention；
Fig. 7 is the front view of the present invention.
In figure：1- powder feeding pipes, 2- funnels, 3- hoppers, 4- curved tubes, 5- support plates, 6- holders, 7- pistons, 8- touch screens are shown
Device, 9- leading screws, 10- stirrings pawl, 11- shaft couplings, 12- bearings, 13- filler chamber, 14- motors, 15- drivers, 16- controllers.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, the technical solution below in the present invention carries out clear
Chu is fully described by, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
1 embodiment 1 of embodiment is the preparation of single powder medium
As shown in figs. 1-7, the herb powder precise metering instrument based on stepper motor, including powder feeding pipe 1, hopper 3, leading screw 9,
Shaft coupling 11, filler chamber 13, motor 14, driver 15, controller 16.
The leading screw 9 is set in powder feeding pipe 1, and one end of powder feeding pipe 1 is connected with filler chamber 13, and hopper 3, which is set to, to be filled out
Expect 13 top of room, and communicated with filler chamber 13,9 one end of leading screw is fixed on connector, and 12 inner ring of bearing passes through between connector shaft
Positioning is fixed, and 12 outer ring of bearing is mounted on end cap, and end cap is secured by bolts in filler chamber 13, and the input shaft of connector is stretched
Go out the hole of end cap, and is fixed on shaft coupling 11；
The output shaft of motor 14 also is secured on shaft coupling 11, and driver 15 is electrically connected with motor 14, driver 15 and control
16 electric signal of device processed is connected, and the leading screw 9 is matched with powder feeding pipe 1, and the thread groove of leading screw 9 carries powder medium secretly, and leading screw is every
Turn certain angle, the amount of the powder medium that thread groove is taken out of is to maintain constant, and the rotation in powder feeding pipe 1 of leading screw 9 makes powder be situated between
Matter travels forward relative to powder feeding pipe 1.
Preferably, the structure of the hopper 3 is back taper funnel structure, and in the company of hopper 3 and filler chamber 13
The place of connecing is equipped with stirring pawl 10.
Preferably, 16 inside of controller is embedded computer, it completes Display panel, key-press input, driving
The function of stepper motor, transmission data, controller 16 further include a display 8, and display 8 is touch display 8.
Operating personnel operate IC card will need the material conveyed to input embedded computer by radio frequency line；
Or operating personnel are wirelessly connected using equipment such as mobile phones by WIFI and embedded computer, realize feeding control
The input of signal；
Or operating personnel input the input that feeding controls signal using equipment such as tablet computers by RS485 buses；
Or operating personnel realize that feeding controls the feeding of signal by 8 mode of touch-screen display；
Preferably, the motor 14 is stepper motor.
The operating process of embodiment 1：
When drug control personnel according to prescription to controller 16 input need a mass powder medium A (or directly manipulation
Touch-screen display 8, touch-screen display CPU send signal by RS485 to corresponding controllers 16), controller 16 passes through control
Respective actuator 15 processed realizes the submitting of corresponding powder medium A.
Since A powder mass of medium is a, the leading screw for the precision feeder that control powder medium A is sent out rotates corresponding screw pitch
α, at this point, the powder of a mass is just sent in funnel, a, α meets linear relation：
A=α * β (β is unit screw pitch powder feeding quality)
2 embodiment 2 of embodiment is the embodiment of the various powders medium transmission of the present invention.
Herb powder precise metering instrument based on stepper motor, including powder feeding pipe 1, hopper 3, leading screw 9, shaft coupling 11, fill out
Expect room 13, motor 14, driver 15, controller 16.
The leading screw 9 is set in powder feeding pipe 1, and one end of powder feeding pipe 1 is connected with filler chamber 13, and hopper 3, which is set to, to be filled out
Expect 13 top of room, and communicated with filler chamber 13,9 one end of leading screw is fixed on connector, and 12 inner ring of bearing passes through between connector shaft
Positioning is fixed, and 12 outer ring of bearing is mounted on end cap, and end cap is secured by bolts in filler chamber 13, and the input shaft of connector is stretched
Go out the hole of end cap, and is fixed on shaft coupling 11；
The output shaft of motor 14 also is secured on shaft coupling 11, and driver 15 is electrically connected with motor 14, driver 15 and control
16 electric signal of device processed is connected, and the leading screw 9 is matched with powder feeding pipe 1, and the thread groove of leading screw 9 carries powder medium secretly, and leading screw 9 exists
Rotation, makes powder medium travel forward relative to powder feeding pipe 1, leading screw is every to turn certain angle, the powder that thread groove is taken out of in powder feeding pipe 1
It is constant to expect that the amount of medium is to maintain, powder medium will make accurate transmission with leading screw 9.
The structure of the hopper 3 is back taper funnel structure, and is installed in the junction of hopper 3 and filler chamber 13
There is stirring pawl 10.
Preferably, 16 inside of controller is embedded computer, it completes Display panel, key-press input, driving
The function of stepper motor, transmission data, controller 16 further include a display 8, and display 8 is touch display 8.
Operating personnel operate IC card will need the material conveyed to input embedded computer by radio frequency line；
Or operating personnel's cell phone apparatus etc. is wirelessly connected by WIFI and embedded computer, realizes that feeding controls signal
Input；
Or operating personnel input the input that feeding controls signal using equipment such as tablet computers by RS485 buses；
Or operating personnel realize that feeding controls the feeding of signal by 8 mode of touch-screen display；
It is preferred that the model TJC8048T070_011 models of touch-screen display.1-9 can be selected logical by live touch screen
The corresponding commodity in road, the purchasing model of specific such as Self-help vending machine sold goods select required drug, by swiping the card by touch screen
Or cell phone application selection cargo, payment.
The motor 14 is stepper motor.
More than one precision feeder layered arrangement in a ring, and be installed on holder 6, the precision is sent
1 lower section of powder feeding pipe of glassware is funnel 2, and since funnel 2 and precision feeder are closely to be connected, slitless connection passes through 2 He of funnel
The medicinal powder of submitting is sent in the drug collecting packing box on pallet 5 by curved tube 4, and the medicinal powder of submitting is directly sent in packing box, no
It can overflow, as long as there is the rotation of any one leading screw, powder medium will be sent into funnel 2, funnel 2 and 4 phase of curved tube with linear relationship
Even, the position that funnel 2 is connected with curved tube 4 is provided with piston 7, and the outlet of curved tube 4 corresponds to support plate 5, and support plate 5 is installed on holder 6.
It is preferred that using 6 identical precision feeders on same layer holder, equidistant annular arrangement, each precision is sent
Glassware is separately configured an independent controller and realizes different feed appliance independent controls, certainly can according to production cost and needs
To use more precision feeders of a controller independent control.Be arranged multiple feed appliances purpose be to be put into simultaneously it is a variety of
Powder, convenient for formula, without frequently replacing different raw materials.
The operating process of embodiment 2：
When drug control personnel need the powder medium A of a mass according to prescription to main control unit input, b mass is needed
Powder medium B, touch display screen 8 send signal by RS485 to corresponding controllers, and controller 16 is by controlling respective actuator
15 realize the submitting of corresponding powder medium A, while the submitting by controlling 15 corresponding medium B powder of driver.
Since A powder mass of medium is a, the leading screw for the precision feeder that control powder medium A is sent out rotates corresponding screw pitch
α, at this point, the powder of a mass is just sent in funnel, a, α meets linear relation：
A=α * β (β is unit screw pitch powder feeding quality)
Ibid, the precision feeder that controller control powder medium B is sent out sends out the powder medium of b mass.Control powder
The leading screw for the precision feeder that medium B is sent out rotates corresponding screw pitch Y, at this point, the powder of b mass is just sent in funnel, b, Y meet
Linear relation：
B=Y* β (β is unit screw pitch powder feeding quality)
A powders medium is sent out by feed pipe with B powders medium, is fallen in funnel 2, after being sufficiently mixed, opens powder feeding
Button, piston 7 are opened, and A powders medium is entered by curved tube on the vessel in support plate 5 with B powders medium, complete A powder media
With the accurate powder feeding process of B powder media.
Consumer can pass through the main control unit of cell phone application, radio-frequency card and precision feeder.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features；
And these modifications or replacements, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (6)
1. the herb powder precise metering instrument based on stepper motor, including powder feeding pipe (1), hopper (3), leading screw (9), shaft coupling
(11), filler chamber (13), motor (14), driver (15), controller (16)；
The leading screw (9) is set in powder feeding pipe (1), and one end of powder feeding pipe (1) is connected with filler chamber (13), and hopper (3) is set
It is placed in filler chamber (13) top, and is communicated with filler chamber (13), leading screw (9) one end is fixed on connector (18), bearing (12)
Inner ring is positioned by connector (18) between centers and is fixed, and bearing (12) outer ring is mounted on end cap, and end cap (17) is bolted
In in filler chamber (13), connector (18) stretches out the hole of end cap, and is fixed on shaft coupling (11)；
The output shaft of motor (14) also is secured on shaft coupling (11), and driver (15) is electrically connected with motor (14), driver
(15) it is connected with controller (16) electric signal, which is characterized in that the leading screw (9) is matched with powder feeding pipe (1), leading screw (4)
Rotation, makes powder medium travel forward relative to powder feeding pipe (1) in powder feeding pipe (1), and the thread groove entrainment powder of leading screw (4) is situated between
Matter, leading screw is every to turn certain angle, and the amount for the powder medium that thread groove is taken out of is kept constant, and realizes inching.
2. the herb powder precise metering instrument according to claim 1 based on stepper motor, which is characterized in that the material
The structure of bucket (3) is back taper funnel structure, and is equipped with stirring pawl in the junction of hopper (3) and filler chamber (13)
(10)。
3. the herb powder precise metering instrument according to claim 1 or 2 based on stepper motor, which is characterized in that described
Controller (16) inside be embedded computer, it have Display panel, key-press input, Driving Stepping Motor, transmission data
Function, controller (16) further includes a display (8), and display (8) is touch display, and embedded computer passes through NFC
Mechanics of communication, WIFI, RS485 bus connect suspension control signal by manual operation touch display (8) mode, to realize
Feeding controls the feeding of signal.
4. the herb powder precise metering instrument according to claim 1 based on stepper motor, which is characterized in that the electricity
Machine (14) is stepper motor.
5. the herb powder precise metering instrument according to claim 1 based on stepper motor, which is characterized in that described one
A above herb powder precise metering instrument based on stepper motor layered arrangement in a ring, and be installed on holder (6).
6. the herb powder precise metering instrument according to claim 5 based on stepper motor, which is characterized in that be based on stepping
It is funnel (2) below the powder feeding pipe (1) of the herb powder precise metering instrument of motor, funnel (2) is connected with curved tube (4), funnel (2)
The position being connected with curved tube (4) is provided with piston (7), and the outlet of curved tube (4) corresponds to support plate (5), and support plate (5) is installed on holder
(6) on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810245705.8A CN108414040A (en) | 2018-03-23 | 2018-03-23 | Herb powder precise metering instrument based on stepper motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810245705.8A CN108414040A (en) | 2018-03-23 | 2018-03-23 | Herb powder precise metering instrument based on stepper motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108414040A true CN108414040A (en) | 2018-08-17 |
Family
ID=63133263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810245705.8A Pending CN108414040A (en) | 2018-03-23 | 2018-03-23 | Herb powder precise metering instrument based on stepper motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108414040A (en) |
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| CN107512597A (en) * | 2017-09-19 | 2017-12-26 | 中国计量大学 | The more component material baiting methods of screw based on variable Rate study |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000211747A (en) * | 1999-01-22 | 2000-08-02 | Kooken Engineering:Kk | Constant quantity feeding device of powder and grain |
| JP2007176701A (en) * | 2005-11-30 | 2007-07-12 | Sinto Brator Co Ltd | Powder and grain fixed volume supply device and powder and grain fixed volume supply method |
| CN201614155U (en) * | 2009-11-20 | 2010-10-27 | 沈阳北方交通重工有限公司 | Novel variable-frequency speed regulation spiral conveyer |
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| EP2853865A1 (en) * | 2013-09-27 | 2015-04-01 | Cavadistrib. Inc. | Dosing apparatus |
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| CB03 | Change of inventor or designer information |
Inventor after: Li Jianyuan Inventor after: Shi Zhiqi Inventor after: Wang Baige Inventor after: Xie Chaoyang Inventor after: Han Dongchen Inventor after: Li Jinchuan Inventor after: Shao Bingmei Inventor after: Li Yan Inventor before: Li Jianyuan Inventor before: Shi Zhiqi Inventor before: Wang Baige Inventor before: Xie Chaoyang Inventor before: Han Dongchen Inventor before: Li Jinchuan Inventor before: Shao Bingmei Inventor before: Li Yan |
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