CN204142340U - A kind of static frequency change controls storehouse formula scale Weighing system - Google Patents
A kind of static frequency change controls storehouse formula scale Weighing system Download PDFInfo
- Publication number
- CN204142340U CN204142340U CN201420452965.XU CN201420452965U CN204142340U CN 204142340 U CN204142340 U CN 204142340U CN 201420452965 U CN201420452965 U CN 201420452965U CN 204142340 U CN204142340 U CN 204142340U
- Authority
- CN
- China
- Prior art keywords
- weighing system
- batcher
- frequency change
- storage bin
- static frequency
- 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.)
- Active
Links
Landscapes
- Weight Measurement For Supplying Or Discharging Of Specified Amounts Of Material (AREA)
Abstract
A kind of static frequency change controls storehouse formula scale Weighing system, the technical matters that existing static weighing the measuring precision is too low in order to solve, error is comparatively large, affect products obtained therefrom quality, the technical scheme adopted is that Weighing system comprises metering and conveying device, is arranged on storage bin above metering and conveying device, key is: described Weighing system also comprises batcher, the discharging opening of batcher is communicated with the charging aperture of storage bin, batcher is fixed with the variable speed drive mechanism regulating batcher delivery rate.Technique effect uses the storage bin of low capacity without material stock dead angle instead, being fixed on by storage bin and 3 ~ 4 weighing capacities are housed is on the belt conveyer scale of the LOAD CELLS of 0.5t, 1 ~ 2t material is carried out multiple batches of error compensation feed weigh, reduce weighing capacity, improve measuring accuracy and the accuracy of static weighing system, reduce the error of measurement, ensure that the quality of products obtained therefrom better.
Description
Technical field
The utility model belongs to static weighing equipment technical field, relates to a kind of static weighing system, and the static frequency change especially for alloy or resistance to material controls storehouse formula scale Weighing system.
Background technology
Resistance to material have high temperature resistant, anticorrosive, heat resistanceheat resistant is shaken, the comprehensive premium properties such as resistance to erosion, alloy is the material with metallic character synthesized by two or more metal and the certain method of nonmetal warp, along with the development of atomic energy technology, space technology, new energy technology, alloy or resistance to material metallurgy, chemical industry, oil, machine-building, etc. the application in industrial circle more and more extensive.Because the raw materials used granularity of alloy is large, heavier-weight, profile tens kilograms is not to hundreds of kilogram etc., in the majority and the profile of the raw materials used powder-material of resistance to material be also tens kilograms to hundreds of kilogram not etc., the metering and conveying device of existing Weighing system is the belt conveyer scale with LOAD CELLS, the quantity of LOAD CELLS is 3 ~ 4, the weighing capacity of LOAD CELLS is 2t, the too large precision of LOAD CELLS range is inadequate, and storage bin is the square cone storehouse having dead angle, dead angle retains material, this static weighing system is utilized once directly to weigh the alloy of 1 ~ 2t or resistance to material, actual metered precision is at most 2%, control accuracy preferably also just can reach 4%, and the synthesis precision required is 2 ~ 5 ‰.Measuring accuracy is too low, and the error of measurement is too large, can affect the quality of products obtained therefrom.
Summary of the invention
The purpose of this utility model is too low in order to solve existing static weighing the measuring precision, error is larger, affect the technical matters of products obtained therefrom quality, in order to address these problems, we devise a kind of static frequency change and control storehouse formula scale Weighing system, use the storage bin of low capacity without material stock dead angle instead, being fixed on by storage bin and 3 ~ 4 weighing capacities are housed is on the belt conveyer scale of the LOAD CELLS of 0.5t, utilize belt feeder that 1 ~ 2t material is carried out multiple batches of error compensation feed to weigh, reduce weighing capacity, improve measuring accuracy and the accuracy of static weighing system, reduce the error of measurement, ensure that the quality of products obtained therefrom better.
The concrete technical scheme that the utility model adopts is: a kind of static frequency change controls storehouse formula scale Weighing system, comprise metering and conveying device, be arranged on storage bin above metering and conveying device, key is: described Weighing system also comprises batcher, the discharging opening of batcher is communicated with the charging aperture of storage bin, batcher is fixed with the variable speed drive mechanism regulating batcher delivery rate.
Described batcher is the inner screw feeder with screw axis, and screw axis is fixedly connected with the output shaft of variable speed drive mechanism, and screw axis is provided with helical blade.
Described batcher is belt feeder, and variable speed drive mechanism is fixedly connected with the frame of belt feeder.
Described metering and conveying device is the belt conveyer scale with LOAD CELLS, and the quantity of LOAD CELLS is 3 ~ 4, and the weighing capacity of each LOAD CELLS is 0.5t.
Described variable speed drive mechanism is buncher.
Described storage bin is made up of with the conical storehouse being positioned at lower end the cylindrical bin being positioned at upper end, and cylindrical bin is communicated with conical storehouse.
The measuring accuracy of described belt conveyer scale is 1 ‰.
The control accuracy of described screw feeder is 1 ‰.
The beneficial effects of the utility model are: for the first time after feed, metering and conveying device weighs, complete to contrast with setting material value after single batch of total amount first is weighed and draw difference, according to differed from weight, produce second batch of feed that new desired value carries out error compensation, the method of batch weighing improves measuring accuracy and the accuracy of static weighing system, reduces measuring error, ensure that the quality of products obtained therefrom better.User can select the type of batcher according to actual needs, and with practical requirement, wherein, screw feeder is used for the raw material of resistance to material of powdery, and belt feeder is used for the alloy raw material of conveying granular, and convenient and practical, synthesis precision is 1 ~ 3 ‰.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model first embodiment.
Fig. 2 is the structural representation of the utility model second embodiment.
In accompanying drawing, 1 represents storage bin, and 2 represent variable speed drive mechanism, and 3 represent screw axis, and 4 represent screw feeder, and 5 represent helical blade, and 6 represent belt feeder, and 7 represent belt conveyer scale.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
Embodiment 1: as shown in Figure 1, a kind of static frequency change controls storehouse formula scale Weighing system, comprise metering and conveying device, be arranged on the storage bin 1 above metering and conveying device, batcher, the discharging opening of batcher is communicated with the charging aperture of storage bin 1, batcher is fixed with the variable speed drive mechanism 2 regulating batcher delivery rate, variable speed drive mechanism 2 is buncher, metering and conveying device is be the belt conveyer scale 7 of the LOAD CELLS of 0.5t with 3 ~ 4 weighing capacities, the measuring accuracy of belt conveyer scale 7 is 1 ‰, batcher is the inner screw feeder 4 with screw axis 3, for the raw material of resistance to material of powdery, the control accuracy of screw feeder 4 is 1 ‰, screw axis 3 is fixedly connected with the output shaft of variable speed drive mechanism 2, screw axis 3 is provided with helical blade 5, variable speed drive mechanism 2 drives screw axis 3 to rotate together with helical blade 5, the lower end of screw feeder 4 discharging opening is blind end, upper end is openend, overflow discharge method is adopted to carry out first batch of feed, after feed completes, belt conveyer scale 7 carries out first time weighing, then load weighted mass transport is gone out, then, new desired value is produced according to differed from weight, overflow discharge method is adopted to carry out secondary feeding, when reaching required weight, variable speed drive mechanism 2 stops operating, complete feed, improve measuring accuracy and the accuracy of static weighing system, reduce measuring error, ensure that the quality of products obtained therefrom better.Overflow discharge method can control feeding coal more accurately, further increases measuring accuracy and the accuracy of static weighing system.
As to further improvement of the utility model, storage bin 1 is made up of the cylindrical bin being positioned at upper end and the conical storehouse that is positioned at lower end, and cylindrical bin is communicated with conical storehouse, without material stock dead angle, further increases measuring accuracy and accuracy.
Embodiment 2, as shown in Figure 2, batcher is belt feeder 6 as different from Example 1, for the alloy raw material of conveying granular, variable speed drive mechanism 2 is fixedly connected with the frame of belt feeder 6, variable speed drive mechanism 2 drives belt feeder 6 to rotate together, carry out first batch of feed, after feed completes, belt conveyer scale 7 carries out first time weighing, then load weighted mass transport is gone out, then, new desired value is produced according to differed from weight, carry out secondary feeding, when reaching required weight, variable speed drive mechanism 2 stops operating, complete feed, improve measuring accuracy and the accuracy of static weighing system, reduce measuring error, ensure that the quality of products obtained therefrom better.
In sum, thisly utilize high-precision metering and conveying device to carry out the method weighed in batches, make system synthesis precision can reach 1 ~ 3 ‰, substantially increase measuring accuracy and the accuracy of static weighing system, reduce measuring error, ensure that the quality of products obtained therefrom better.
Claims (7)
1. a static frequency change controls storehouse formula scale Weighing system, comprise metering and conveying device, be arranged on storage bin (1) above metering and conveying device, it is characterized in that: described Weighing system also comprises batcher, the discharging opening of batcher is communicated with the charging aperture of storage bin (1), batcher is fixed with the variable speed drive mechanism (2) regulating batcher delivery rate, described storage bin (1) is made up of with the conical storehouse being positioned at lower end the cylindrical bin being positioned at upper end, and cylindrical bin is communicated with conical storehouse.
2. a kind of static frequency change according to claim 1 controls storehouse formula scale Weighing system, it is characterized in that: described batcher is the inner screw feeder (4) with screw axis (3), screw axis (3) is fixedly connected with the output shaft of variable speed drive mechanism (2), screw axis (3) is provided with helical blade (5).
3. a kind of static frequency change according to claim 1 controls storehouse formula scale Weighing system, it is characterized in that: described batcher is belt feeder (6), and variable speed drive mechanism (2) is fixedly connected with the frame of belt feeder (6).
4. a kind of static frequency change according to claim 1 controls storehouse formula scale Weighing system, it is characterized in that: described metering and conveying device is the belt conveyer scale (7) with LOAD CELLS, the quantity of LOAD CELLS is 3 ~ 4, and the weighing capacity of each LOAD CELLS is 0.5t.
5. a kind of static frequency change according to claim 1 controls storehouse formula scale Weighing system, it is characterized in that: described variable speed drive mechanism (2) is buncher.
6. a kind of static frequency change according to claim 4 controls storehouse formula scale Weighing system, it is characterized in that: the measuring accuracy of described belt conveyer scale (7) is 1 ‰.
7. a kind of static frequency change according to claim 2 controls storehouse formula scale Weighing system, it is characterized in that: the control accuracy of described screw feeder (4) is 1 ‰.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420452965.XU CN204142340U (en) | 2014-08-12 | 2014-08-12 | A kind of static frequency change controls storehouse formula scale Weighing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420452965.XU CN204142340U (en) | 2014-08-12 | 2014-08-12 | A kind of static frequency change controls storehouse formula scale Weighing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204142340U true CN204142340U (en) | 2015-02-04 |
Family
ID=52419020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420452965.XU Active CN204142340U (en) | 2014-08-12 | 2014-08-12 | A kind of static frequency change controls storehouse formula scale Weighing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204142340U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114136412A (en) * | 2021-11-29 | 2022-03-04 | 徐州圣能科技有限公司 | High-precision quantitative feeding belt scale |
| CN114414011A (en) * | 2021-12-14 | 2022-04-29 | 湖南中联重科新材料科技有限公司 | Control method and device for metering screw, controller and metering screw |
-
2014
- 2014-08-12 CN CN201420452965.XU patent/CN204142340U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114136412A (en) * | 2021-11-29 | 2022-03-04 | 徐州圣能科技有限公司 | High-precision quantitative feeding belt scale |
| CN114136412B (en) * | 2021-11-29 | 2023-08-22 | 徐州圣能科技有限公司 | High-precision quantitative feeding belt scale |
| CN114414011A (en) * | 2021-12-14 | 2022-04-29 | 湖南中联重科新材料科技有限公司 | Control method and device for metering screw, controller and metering screw |
| CN114414011B (en) * | 2021-12-14 | 2024-04-12 | 中联重科新材料科技有限公司 | Control method and device for metering screw, controller and metering screw |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203678285U (en) | Mixed fertilizer batching feeder | |
| CN205262563U (en) | Hopper scale | |
| CN107673083A (en) | Screw material blanking device and its controller based on variable Rate study | |
| CN201959766U (en) | Automatic batching system | |
| CN204823309U (en) | Intermittent type formula ration conveying system | |
| CN103273582B (en) | The static mixing system of a kind of High Precision Automatic weight-loss type and method for mixing thereof | |
| CN204142340U (en) | A kind of static frequency change controls storehouse formula scale Weighing system | |
| CN107512597A (en) | The more component material baiting methods of screw based on variable Rate study | |
| CN104457942A (en) | Precision batching system and method | |
| CN202609540U (en) | Quantitative feeding system | |
| CN205076443U (en) | Meticulous batching feed system | |
| CN202983623U (en) | Frequency-variable feeding device for batching system | |
| CN207860615U (en) | A kind of powder quantitative package measurement structure | |
| CN105366382A (en) | Batching device for uniformly and continuously measuring microscale solid powder and particles | |
| CN203832768U (en) | Iron Buddha tea automatic weighing device | |
| CN204269212U (en) | A kind of accurate feed proportioning system | |
| CN212369918U (en) | Adjustment system for desulfurizer and circulating ash of electrolytic flue gas semi-dry desulfurization system | |
| CN205575114U (en) | Food processing is automatic material conveying device for raw materials | |
| CN105419956B (en) | A kind of production method and equipment of powdery composition containing MES of good fluidity | |
| CN201746059U (en) | Powder metering and conveying device | |
| CN202420632U (en) | Quantitative packing scale based on combined compensation principle | |
| CN216037483U (en) | Automatic batching device | |
| CN206853619U (en) | Small Universal superposing type automatic doser | |
| CN103229935B (en) | Secondary dosing and mixing system applied to processing rice noodles | |
| CN204325105U (en) | A kind of production unit preparing liquid crystal substrate glass Preblend |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |