CN107323706A - A kind of novel high-precision packing scale - Google Patents
A kind of novel high-precision packing scale Download PDFInfo
- Publication number
- CN107323706A CN107323706A CN201710649656.XA CN201710649656A CN107323706A CN 107323706 A CN107323706 A CN 107323706A CN 201710649656 A CN201710649656 A CN 201710649656A CN 107323706 A CN107323706 A CN 107323706A
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- China
- Prior art keywords
- hopper
- micro
- feeding machine
- scale
- door
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B1/00—Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
- B65B1/30—Devices or methods for controlling or determining the quantity or quality or the material fed or filled
- B65B1/32—Devices or methods for controlling or determining the quantity or quality or the material fed or filled by weighing
- B65B1/34—Adjusting weight by trickle feed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B1/00—Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
- B65B1/04—Methods of, or means for, filling the material into the containers or receptacles
- B65B1/06—Methods of, or means for, filling the material into the containers or receptacles by gravity flow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B37/00—Supplying or feeding fluent-solid, plastic, or liquid material, or loose masses of small articles, to be packaged
- B65B37/005—Supplying or feeding fluent-solid, plastic, or liquid material, or loose masses of small articles, to be packaged by endless belts or chains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B57/00—Automatic control, checking, warning, or safety devices
- B65B57/10—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of articles or materials to be packaged
- B65B57/14—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of articles or materials to be packaged and operating to control, or stop, the feed of articles or material to be packaged
Abstract
The invention discloses a kind of novel high-precision packing scale, including the first hopper, drawing-in device, belt conveyor, belt conveyor motor, the second hopper, the second hopper discharge door, bag clamping device, bag, auxiliary deferent, weighing sensor, the second hopper feed door, servomotor, micro feeding machine, regulation door, the 3rd hopper, hopper, hopper door, belt conveyor shell.The present invention is on the basis of the basic weighing precision of original packing scale, set up micro charger, micro error after original packing scale is weighed is directly entered hopper by computer feedback by micro feeding machine transmission end, and with hopper door while blowing, so as to improve the weighing precision of scale, making the precision of scale has original ± 20 30 grams to bring up to ± 35 grams, and does not influence the speed of original scale, and micro feeding machine is driven by control system by servomotor.Suitable for the packing scale occasion of various materials, various packing scales can be just applied to as long as changing the feeding manner and drive device of micro charger.
Description
Technical field
The present invention relates to a kind of packing scale, specially a kind of novel high-precision packing scale, belong to packing scale manufacture and design plus
Work technical field.
Background technology
With the development of material flow industry, most material is required to quantitative package.At present, ration package scale generally divides three
Plant form, i.e. band feeder, blade feeding hopper and auger feeding.Common packing scale on the market, after startup, weighs at present
Control system can open feeding gate and be fed, and its feed-type is fast charging and slow charging two-stage feed-type.Normal conditions
Under, packing scale equipment is first fed soon when charging.When material reaches it is a certain amount of when (be typically desired value
90% or so), fast charging link will be automatically stopped, and enter slow feeding stage.Then final setting value is reached in weight of material
When, feeding gate can be closed automatically, into weighing link.Packing scale system can also be detected to bag clamping device simultaneously, and
And material is put into packaging bag, material discharges the rear automatic Dump gate for closing scale hooper.Unstow after material, packaging bag falls automatically
Descend and carry out seam bag, be then delivered to next station.
It mainly includes six parts, is respectively：Speed feeding device, weighing unit, seam bag conveying device, pneumatic system
System, dust pelletizing system and quantitative package control instrument etc..Wherein, weighing unit influences whether actual packaging speed and accurate
Degree.Its electrical control gear mainly includes weighing displaying controller, electric components and switch board etc., and main actions make whole
Individual system is according to program set in advance, orderly work.This Traditional Packing is mainly used in feed, chemical industry, grain and oil etc.
Industry.Its precision is limited by speed Casing design and instrument dispatch control system, on the market 20 ~ 70KG packagings of the type
Scale, plays 5-7 bags monobucket scale is per minute, or double-hopper scale is per minute plays 10-13 bags, and mean accuracy is not above ± 20 grams/bag.
Traditional Packing scale is mainly used in the industries such as feed, chemical industry, grain and oil.For belt feeding, it uses adhesive tape to make
For conveying device.Such as Chinese patent notification number CN102910302B discloses " Belt Conveying feeding type electronic quantitative packing scale ", its
Top is provided with feed well, and the lower section of feed well is provided with belt conveyor, and the lower section of belt conveyor transmission end is provided with hopper,
Discharge outlet below hopper is provided with installation folder band mechanism and weighing sensor on scale hooper, scale hooper.When it runs, material is only
Scale hooper can be entered by hopper.
The content of the invention
The purpose of the present invention is that provides a kind of novel high-precision packing scale to solve the above problems, of the invention
Advantage is that device employs fast plus+slow plus+feed supplement mode, and it can significantly improve the precision of quantitative package.
The present invention is achieved through the following technical solutions above-mentioned purpose, a kind of novel high-precision packing scale, including the first material
Drawing-in device is set below bucket, the second hopper and the 3rd hopper, first hopper, and the first hopper side sets belt defeated
Machine shell is sent, the drawing-in device, which is included, installs regulation door, the Belt Conveying above belt conveyor, the belt conveyor
Machine one end sets the Belt Conveying motor, and the lower section of described belt conveyor one end sets the second hopper, second hopper
It is mounted with top setting the second hopper feed door, the second hopper discharge door of the second feed hopper bottom setting, the scale body micro-
Conveying worm is measured, the trace quantity helix conveyer is driven by servomotor, auxiliary is set below the trace quantity helix conveyer
It is provided with conduit, and subsidiary conduit and can detect whether that material passes through its internal detection means（Photoelectricity）, the trace quantity helix
3rd hopper is set on conveyer, and the 3rd hopper is connected with the first hopper, and the second hopper side is installed several and claimed
Sensor is retransmitted, and the subsidiary conduit is interconnected with the hopper, and bag clamping device is set below the second hopper discharge door,
Packaging bag is set below the bag clamping device.
It is preferred that, in order that the weight of weighing sensor energy the second hopper of balanced transmission, improves the precision of packing scale, it is some
The individual weighing sensor is evenly distributed on the outside of the second hopper.
It is preferred that, in order that regulation door can effectively control material bed thickness on belt, the regulation door is passed with the belt
The machine shell of sending is movably connected.
It is preferred that, in order that material can controlledly enter the second hopper, the second hopper feed door and the skin
Belt conveyor shell is movably connected.
It is preferred that, in order that micro feeding machine has enough powered belt animal material, the servomotor and the micro feed supplement
Machine is electrically connected.
It is preferred that, in order that material can be fallen directly into bag after being conveyed through micro feeding machine, the accessory channel bottom
It is communicated to by the gap of the second material mouth discharge door and the hopper above the bag clamping device.
The beneficial effects of the invention are as follows：First, the present invention on the basis of weighing substantially, and packing scale is additionally arranged micro feed supplement
Machine and subsidiary conduit.To the actual weight claimed and the weight demarcated relatively after, its micro difference is by control instrument and PLC
Control micro feeding machine that directly material is added rapidly in scale body through conduit, and with sluice gate of weighing while blowing, throws material
Enter into packaging bag.Thus on the premise of packing scale speed is not influenceed, the precision of packaging is set to be significantly improved.By original
Average ± 20-30 grams of often bag to bring up to every bag average ± 3-5 grams.Micro feeding machine is provided with below the drawing-in device, it is micro
Feed supplement machine inlet is interconnected with raw material cabin, and micro feeding machine discharging opening is intercommunicated by subsidiary conduit and the scale body phase,
Servomotor clutch end is connected with micro feeding machine power intake.Using above-mentioned technical proposal, micro feeding machine is used
Servomotor drives, and with quick control instrument technology, can effectively improve weighing precision.
Second, the present invention uses belt conveyor, can meet the material requirement of part poor fluidity, improves ration package scale
The scope of application.Regulation door is set above belt conveyor, material bed thickness on belt can be effectively controlled.When the quick feeding of needs
When, expand the distance between regulation door lower end and belt, now, material thickness；When needing feeding at a slow speed, reduce under regulation door
The distance between end and belt, it is now, material bed thin.The belt of belt conveyor preferably selects food grade materials.
3rd, the present invention sets up the 3rd hopper, and the 3rd hopper can obtain raw material with raw material cabin or with other
Place connection.
4th, the present invention is evenly distributed on the outside of the second hopper, 3 weighing sensor energy using 2-4 weighing sensor
The weight of equilibrium the second hopper of transmission, improves the precision of packing scale.
5th, control system：The mode that the control system that the design is used controls for weighing instrument+computer or PLC, also may be used
To be controlled with touch-screen and industrial computer, when the packing scale work period starts, outside computer or PLC control
The second hopper feed door is opened, the second hopper discharge door is closed in outside computer or PLC control, and said process is main
Charging process.Material is sent to the second hopper by drawing-in device, and weighing sensor is passed to weight data by weighing instrument
Weight data is previously provided with external computer or PLC, external computer or PLC, actual weighing weight is calculated
Data weigh the difference of weight data with setting, according to above-mentioned difference and pre-set scale parameter, computer or PLC controls
Device processed calculates the number of turns that micro feeding machine needs to rotate, according to the number of turns for needing to rotate, computer or PLC control servo
Driver motor rotates the corresponding number of turns, i.e., micro feeding machine carries out outside benefit weight to the material in the second hopper, realized
Higher weighing precision.
Brief description of the drawings
Fig. 1 is integral planar structural representation of the present invention.Fig. 2 shows for the structure of servomotor, micro feeding machine and conduit
It is intended to.
In figure：1st, the first hopper, 2, drawing-in device, 3, belt conveyor, 4, belt conveyor motor, 5, regulation door, 6,
Second hopper feed door, the 7, second hopper, 8, weighing sensor, the 9, second hopper discharge door, the 10, the 3rd hopper, 11, servo electricity
Machine, 12, micro feeding machine, 13, subsidiary conduit, 14, scale body, 15, bag clamping device, 16, packaging bag.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer to shown in Fig. 1, a kind of novel high-precision packing scale, including the first hopper 1, the second hopper 7 and the 3rd hopper
10, the lower section of the first hopper 1 sets drawing-in device 2, and drawing-in device 2 includes belt conveyor 3, and the top of belt conveyor 3, which is installed, adjusts
Section door 5, one end of belt conveyor 3 sets Belt Conveying motor 4, and the lower section of the one end of belt conveyor 3 sets the second hopper 7, the
The top of two hopper 7 sets the second hopper feed door 6, the bottom of the second hopper 7 sets the second hopper discharge door 9, and scale body side is set
Servomotor 11 is put, the side of servomotor 11 is installed and the 3rd hopper 10 is set above picotrace feeding machine 12, micro feeding machine, the
Several weighing sensors 8 are installed in the side of two hopper 5, and the micro lower section of feeding machine 12 sets subsidiary conduit 13, and subsidiary conduit 13
On be provided with and can detect whether that material passes through the detection means inside its（Photoelectricity）, the side of subsidiary conduit 13 sets scale body 14, micro-
Measure feeding machine 12 to be interconnected by subsidiary conduit 13 and scale body 14, the lower section of the second hopper discharge door 9 sets bag clamping device 15, folder
The lower section of bagging apparatus 15 sets packaging bag 16.
As a kind of technical optimization scheme of the present invention, hopper 1 is mutually interconnected by the 3rd hopper 10 with micro feeding machine 12
Logical, the micro lower end of feeding machine 12 is interconnected with conduit 13, and conduit 13 is interconnected with scale body 14.
As a kind of technical optimization scheme of the present invention, several weighing sensors 8 are evenly distributed on outside the second hopper 7
Side, enables the weight of the second hopper 7 of balanced transmission of weighing sensor 8, improves the precision of packing scale.
As a kind of technical optimization scheme of the present invention, the 11, Ke Yishi of power, i.e. Fig. 1 used in Fig. 1 micro feeding machine
Servomotor, or other power set.
The present invention is in normal work, and most of material passes sequentially through the first hopper 1, drawing-in device 2, the second hopper 7 and entered
Enter scale body 14, and eventually enter into the packaging bag 16 controlled by bag clamping device 15；Small part material passes sequentially through the 3rd hopper
10th, micro feeding machine 12 enters in scale body 14, and eventually enters into the packaging bag 16 controlled by bag clamping device 15.Material is whole
Into after bag 16, packaging bag 16 is unclamped one packing cycle of completion by bag clamping device 15.
The above-mentioned course of work can be combined with automatically controlling.For example, being controlled using weighing instrument and outside computer or PLC
Device processed.As shown in figure 1, material is sent to the second hopper 7 by drawing-in device 2, weighing sensor 8 is by weighing instrument by weight
Data transfer is previously provided with weight data in outside computer or PLC, calculated to external computer or PLC
It is actual to weigh the difference that weight data weighs weight data with setting, according to above-mentioned difference and pre-set scale parameter,
Computer or PLC calculate the number of turns that micro feeding machine needs to rotate, i.e., micro feeding machine directly carries out mending weight to scale body,
The process and the process of hopper blanking to packaging bag are carried out simultaneously, that is, aid in charging process.Servomotor 11 is used in auxiliary charging
Micro feeding machine is driven, charging precision is high, and detection means is provided with conduit 13（Photoelectricity）Material can detect whether by conduit,
Prevent from blocking, if photoelectricity can not receive detection signal during feeding machine work, judge to block above conduit or without material, PLC controls
Device sends alarm.
Existing national measurement requirement under, the packing scale of domestic and international high-quality, weigh 20 to 50Kg when, error ± 20-30g；Fortune
After the present invention, add and mend weight method process, weighting error of the present invention can be controlled in ± 3-5g.
Under optimum state, servomotor 11 rotates the action for carrying out mending weight and the second hopper discharge door 9 opens synchronous progress,
Expect that packaging bag is generally required 1.2 ~ 1.5 seconds under discharge door, and servomotor 11 drives micro feeding machine benefit to arrive packaging bag again
Process about 1.2 seconds, therefore, feed supplement need not take the extra time, it is achieved thereby that in the case where not changing packing speed
Improve precision.
Embodiment two
As shown in figure 1, the present embodiment and embodiment one are essentially identical, unlike：It is used as a modification of the present invention, feeding dress
It is provided with regulation door 5 above belt conveyor 3, the belt of belt conveyor 3 to put 2.Belt conveyor 3 is electromechanical by Belt Conveying
Machine 4 drives.
When needing quick feeding, expand the distance between the regulation lower end of door 5 and belt, now, material thickness；Work as needs
At a slow speed during feeding, the distance between the regulation lower end of door 5 and belt are reduced, it is now, material bed thin.Regulation regulation door 5 can but not
It is limited to the movable end drive shaft rotation of cylinder, i.e. cylinder, the axle of rotation drives regulation door 5 to rotate, so as to change regulation door 5 lower end
The distance between with belt.
During work, the second hopper feed door 6 and regulation door 5 are opened in outside computer or PLC control, outside
The second hopper discharge door 9 is closed in computer or PLC control, other identical with embodiment one.
Embodiment three
As shown in figure 1, the present embodiment and embodiment two are essentially identical, unlike：As a modification of the present invention, belt is defeated
Send machine 3 to transmit end to be interconnected by the 3rd hopper 10 and the second hopper 5, the micro charging aperture of feeding machine 12 and the 3rd hopper 10
It is interconnected.
Material during now auxiliary charging can pass sequentially through the first hopper 1, drawing-in device 2, the 3rd hopper 10, micro-
Measure feeding machine 12, subsidiary conduit 13 and enter scale body 14.It is other identical with embodiment two.
Example IV
As shown in figure 1, the present embodiment is essentially identical with the various embodiments described above, unlike：As a modification of the present invention, claim
It is 2-4 to retransmit the number of sensor 8, and weighing sensor 8 is evenly distributed on the outside of the second hopper 7.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the claim involved by limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (6)
1. a kind of novel high-precision packing scale, including the first hopper（1）, the second hopper（7）With the 3rd hopper（10）, its feature exists
In：First hopper（1）Lower section sets drawing-in device（2）, the drawing-in device（2）Include belt conveyor（3）, the skin
Band conveyer（3）Top is installed by regulation door（5）, the belt conveyor（3）One end sets the Belt Conveying motor（4）, institute
State belt conveyor（3）The lower section of one end sets the second hopper（7）, second hopper（7）Top sets the second hopper feed
Door（6）, second hopper（7）Bottom sets the second hopper discharge door（9）, the scale body case（14）Side sets servo
Motor（11）, the servomotor（11）The micro feeding machine in side（12）, second hopper（7）Avris is installed several and weighed
Sensor（8）, the micro feeding machine（12）Lower section sets subsidiary conduit（13）, and subsidiary conduit（13）On be provided with it is detectable
Whether there is material to pass through its internal detection means（Photoelectricity）, and micro feeding machine（12）Pass through the subsidiary conduit（13）With it is described
Scale body（14）It is interconnected, the second hopper discharge door（9）Lower section sets bag clamping device（15）, the bag clamping device（15）Under
Side sets packaging bag（16）.
2. a kind of novel high-precision packing scale according to claim 1, it is characterised in that：3rd hopper（10）Can be with
It is connected to first hopper（1）On, the belt conveyor can also be connected to（3）Lower section feeding.
3. a kind of novel high-precision packing scale according to claim 1, it is characterised in that：The micro feeding machine（12）On
Face connects the 3rd hopper（10）, the micro feeding machine（12）The subsidiary conduit is connected directly below（13）, it is described to lead
Pipe (13) is directly installed on the scale body（14）It is internal.
4. a kind of novel high-precision packing scale according to claim 1, it is characterised in that：Second hopper（7）Pass through
After weighing sensor is weighed, there is the micro feeding machine underweight part（12）It is directly appended to scale body（14）In, and with
Second hopper discharge door（9）Work simultaneously, material is delivered and arrives packaging bag（16）In.
5. a kind of novel high-precision packing scale according to claim 1, it is characterised in that：The micro feeding machine（12）For
One positive displacement feeding device, can use the various positive displacement feed profiles such as belt, vibrations, auger, scraper plate, material separating disc.
6. a kind of novel high-precision packing scale according to claim 1, it is characterised in that：The micro feeding machine（12）
It may be mounted at the top of second hopper and the scale body（7）, the bag clamping device（15）And packaging bag（16）Etc. being easy to
From anywhere in blanking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710649656.XA CN107323706A (en) | 2017-08-02 | 2017-08-02 | A kind of novel high-precision packing scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710649656.XA CN107323706A (en) | 2017-08-02 | 2017-08-02 | A kind of novel high-precision packing scale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107323706A true CN107323706A (en) | 2017-11-07 |
Family
ID=60200049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710649656.XA Pending CN107323706A (en) | 2017-08-02 | 2017-08-02 | A kind of novel high-precision packing scale |
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| Country | Link |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107796498A (en) * | 2017-11-24 | 2018-03-13 | 广州功骏自动化科技有限公司 | A kind of rare mineral powder large range high precision weighing system and its Weighing method |
| CN108820278A (en) * | 2018-07-13 | 2018-11-16 | 德州支点机械科技有限公司 | A kind of packaging scale and device |
| CN109335107A (en) * | 2018-11-19 | 2019-02-15 | 上海崇和船舶重工装备有限公司 | A kind of bagging and weighing disc loading apparatus applied in euphausia superba |
| CN110356637A (en) * | 2019-08-06 | 2019-10-22 | 安徽环态生物能源科技开发有限公司 | A kind of blanking device of biological particles automatic packaging machine |
| CN112623359A (en) * | 2018-04-03 | 2021-04-09 | 成都宇亨智能设备科技有限公司 | Method for weighing traditional Chinese medicine formula particles by dosing |
| CN113022960A (en) * | 2021-03-23 | 2021-06-25 | 郑州大学 | Combined weighing system capable of preventing materials from being damaged |
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| CN102514744A (en) * | 2011-12-31 | 2012-06-27 | 常州市常衡精工自动化设备有限公司 | Packing scale for high-water-content soap grain |
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| CN204623877U (en) * | 2015-04-13 | 2015-09-09 | 江苏正华机电科技有限公司 | A kind of packing scale |
| CN204916242U (en) * | 2015-09-07 | 2015-12-30 | 石家庄聚力特机械有限公司 | Electronic automatic ration packing scale |
| CN207328878U (en) * | 2017-08-02 | 2018-05-08 | 江苏正华机电科技有限公司 | A kind of novel high-precision packing scale |
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| CN102514744A (en) * | 2011-12-31 | 2012-06-27 | 常州市常衡精工自动化设备有限公司 | Packing scale for high-water-content soap grain |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107796498A (en) * | 2017-11-24 | 2018-03-13 | 广州功骏自动化科技有限公司 | A kind of rare mineral powder large range high precision weighing system and its Weighing method |
| CN112623359A (en) * | 2018-04-03 | 2021-04-09 | 成都宇亨智能设备科技有限公司 | Method for weighing traditional Chinese medicine formula particles by dosing |
| CN112623359B (en) * | 2018-04-03 | 2022-08-09 | 成都宇亨智能科技有限公司 | Method for weighing traditional Chinese medicine formula particles by dosing |
| CN108820278A (en) * | 2018-07-13 | 2018-11-16 | 德州支点机械科技有限公司 | A kind of packaging scale and device |
| CN108820278B (en) * | 2018-07-13 | 2024-04-05 | 德州支点机械科技有限公司 | Packing scale and device |
| CN109335107A (en) * | 2018-11-19 | 2019-02-15 | 上海崇和船舶重工装备有限公司 | A kind of bagging and weighing disc loading apparatus applied in euphausia superba |
| CN110356637A (en) * | 2019-08-06 | 2019-10-22 | 安徽环态生物能源科技开发有限公司 | A kind of blanking device of biological particles automatic packaging machine |
| CN113022960A (en) * | 2021-03-23 | 2021-06-25 | 郑州大学 | Combined weighing system capable of preventing materials from being damaged |
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