CN201352146Y - Anti-blocking structure of powder measurement scale - Google Patents
Anti-blocking structure of powder measurement scale Download PDFInfo
- Publication number
- CN201352146Y CN201352146Y CNU2008200609541U CN200820060954U CN201352146Y CN 201352146 Y CN201352146 Y CN 201352146Y CN U2008200609541 U CNU2008200609541 U CN U2008200609541U CN 200820060954 U CN200820060954 U CN 200820060954U CN 201352146 Y CN201352146 Y CN 201352146Y
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- China
- Prior art keywords
- valve
- staving
- powder
- blocking structure
- barrel body
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- Expired - Fee Related
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
- Basic Packing Technique (AREA)
Abstract
The utility model relates to an anti-blocking structure of a powder measurement scale; in the prior art, the material discharged are easily blocked as the taper of a tapered barrel is too high, which is caused by the large volume of a box body type discharging valve; the anti-blocking structure comprises a material inlet, a rack, a weighing element, a barrel body, a vibration device and a butterfly valve, and is characterized in that the barrel body is a cone with the conicity controlled within 40 degrees; and a butterfly-shaped discharging valve with the volume less than that of the box body type discharging valve, sensitive action and thorough material discharge is selected as the butterfly valve. The anti-blocking structure has the positive effects that as the butterfly valve with small volume and sensitive action is adopted to replace the original box body type discharging valve with larger volume, the barrel body is lengthened on the condition that the height of the rack is not changed, therefore, the taper of the conic barrel body becomes smaller, the resistance in material discharge is reduced, the blockage of powder raw materials in the weighing process is prevented, and the supply of raw materials in the production process is ensured.
Description
Technical field
The utility model relates to the raw material measurement technology in a kind of plastics rolling equipment, and particularly relating to raw material is the structure of the metering platform scale of powder.
Technical background
The production run of plastics calenderings from raw material metering → mixing stirring → close (opening) refining → filtration roll → a lot of operations such as calendering formation finish.In this process, the promptness and the degree of accuracy of raw material metering have a significant impact follow-up production technology.The structure of present powder material weighing platform scale is: feeding mouth is positioned at the top of frame and is welded as a whole with frame, staving is fixed by 3 sensing elements of weighing on the frame, staving is that right cylinder and cone are welded, the cone angle is between 50 °～80 °, on the scalene cone of staving, fix a vibrating device with auxiliary discharge, fix a box-type blow-off valve (seeing Fig. 1 for details) that takes up room bigger at discharge gate place, the lower end of staving, there is the defective that discharge is unclean, weighing precision is not high in this blow-off valve in the use.Plastic raw materials mainly divides two kinds of powder and liquid, wherein, and a kind of (CaCO of powder material
3), be subjected to the influence of its physical characteristics, pipeline carry or the charging basket weighing in discharge caking and resulting in blockage easily freely or when clean not, cause next procedure not finish smoothly.
A reason of line clogging is that the powder material self character causes, and another reason and device structure have much relations, because staving conical surface angle is bigger, powder is subjected to the corresponding increase of resistance when discharge, and discharge smoothly; Can't install because of box-type blow-off valve volume is excessive.
Summary of the invention
In order to prevent the powder latch up phenomenon in the use of powder metering platform scale, it is the purpose of this utility model place that a kind of powder metering platform scale anti-blockage structure is provided.The technical solution of the utility model is that the structure of improving staving and powder blow-off valve is improved the latch up phenomenon of measuring platform scale.The utility model is to realize this technical scheme by following concrete technical measures: a kind of powder metering platform scale anti-blockage structure, comprise: feeding mouth, frame, loading component, staving, vibrating device, dish valve, it is characterized in that described staving top is right cylinder, the bottom is a cone, the tapering of cone is controlled in 40 °, and staving all adopts stainless steel mirror board to be welded; Described dish valve selects for use volume less than the box-type blow-off valve, be active in one's movements, the dish-shaped blow-off valve that discharge is clean, feeding mouth of the present utility model is made with stainless steel mirror board, be positioned at the top of frame and be one with the frame weldering, frame adopts the shaped steel welding production, angle respectively is on 120 ° the outer wall of three loading component apportion stavings, one end of each loading component is fixed on the frame, the other end and bucket outer wall are fixed, make staving and institute's whole load-bearing of weighing material on weighing unit, to reach the purpose of weighing-up wave by loading component output, staving all adopts the stainless steel mirror board welding to make, top is right cylinder, the bottom is a cone, and the tapering of circular conical surface is controlled in 40 °, fixes a vibrating device on the circular conical surface of staving, can produce a certain amount of vibration force during its action, auxiliary discharge action, last load weighted powder plastic raw materials can all be discharged by the dish valve, and the design feature of dish valve is that volume is little, be active in one's movements, discharge is clean.A kind of course of work that possesses the powder metering platform scale of anti-blockage structure is such: when powder material the past one pipeline conveying system enters the inner chamber of staving successively by feeding mouth, loading component begins action simultaneously, the signal that how much carries out according to the powder material amount is exported, when reaching the weighing numerical value that configures, feeding mouth stops charging, and begin discharge by signalisation dish valve, when discharge finishes soon, vibrating device begins action, helps emptying of material, after all having arranged, the dish valve cuts out, opened by dish valve feedback signal notice feeding mouth simultaneously, the beginning charging repeats above action.
Good effect of the present utility model has been to adopt volume dish valve little, that be active in one's movements to replace the huger box-type blow-off valve of original volume, thereby under the situation that does not change bracket height, have ready conditions staving is elongated, the cone tapering is diminished, resistance when reducing discharge, prevent the obstruction in the powder material weighing process, guaranteed the raw material supply in the production run.
Description of drawings
Fig. 1: the prior art powder metering platform scale structural representation that adopts the box-type blow-off valve;
Fig. 2: the concrete structure synoptic diagram of the utility model powder metering platform scale anti-blockage structure;
The meaning that each Reference numeral is expressed as follows among the figure:
1----feeding mouth 2----frame
3----loading component 4----staving
5----vibrating device 6----dish valve
Embodiment
The utility model is described in further detail below in conjunction with embodiment and accompanying drawing 2:
Present embodiment is the plastics powder metering platform scale anti-blockage structure that a kind of weighing specification is 120Kg, four feeding mouths 1 and middle bleeder vent are made with stainless steel mirror board, be located on the panel of staving 4 of top of frame 2 and with the frame weldering and be one, rectangle frame 2 adopts the shaped steel welding productions; Angle respectively is on the outer wall of the loading component 3 apportion stavings 4 of dress MS-1 sensor in 120 ° three, one end of each loading component 3 is fixed on the frame 2, the other end and staving 4 outer walls are fixed, the whole load-bearing of plastics powder that make staving 4 and institute's weighing are on weighing unit 3, to reach the purpose of weighing-up wave by loading component output, staving 4 all adopts the stainless steel mirror board welding to make, top is the right cylinder of ∮ 1000mm, the bottom is a cone, the tapering of circular conical surface is 39 °, staving 4 highly is 1200mm, on the circular conical surface of staving 4, fix a vibrating device 5, can produce a certain amount of vibration force during its action, auxiliary discharge action, last load weighted powder plastic raw materials can all be discharged by the pneumatic dish valve 6 of ∮ 200mm, and the design feature of the pneumatic dish valve 6 of ∮ 200mm is that volume is little, be active in one's movements, discharge is clean.A kind of course of work that possesses the plastics powder metering platform scale of anti-blockage structure is such: when plastics powder material the past one pipeline conveying system enters the inner chamber of staving 4 successively by feeding mouth 1, loading component 3 begins action simultaneously, the signal that how much carries out according to the powder material amount is exported, when reaching the weighing numerical value that configures, feeding mouth 1 stops charging, and by signalisation dish valve 6 beginning discharges, when discharge finishes soon, vibrating device 5 begins action, helps emptying of plastics powder, after all having arranged, dish valve 6 cuts out, opened by dish valve 6 feedback signals notice feeding mouth 1 simultaneously, the beginning charging repeats above action.
Claims (1)
1. powder metering platform scale anti-blockage structure, comprise: feeding mouth [1], frame [2], loading component [3], staving [4], vibrating device [5], dish valve [6], the top that it is characterized in that described staving [4] is right cylinder, the bottom is a cone, the tapering of cone is controlled in 40 °, and staving [4] all adopts stainless steel mirror board to be welded; Described dish valve [6] is selected the dish-shaped blow-off valve of volume less than the box-type blow-off valve for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200609541U CN201352146Y (en) | 2008-12-01 | 2008-12-01 | Anti-blocking structure of powder measurement scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200609541U CN201352146Y (en) | 2008-12-01 | 2008-12-01 | Anti-blocking structure of powder measurement scale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201352146Y true CN201352146Y (en) | 2009-11-25 |
Family
ID=41375535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200609541U Expired - Fee Related CN201352146Y (en) | 2008-12-01 | 2008-12-01 | Anti-blocking structure of powder measurement scale |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201352146Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106052817A (en) * | 2016-06-27 | 2016-10-26 | 武汉泽元科技有限公司 | Efficient material metering device |
| CN111811628A (en) * | 2020-08-11 | 2020-10-23 | 上海曼孚机电控制工程有限公司 | Method for improving weighing precision of stock tower in farm |
-
2008
- 2008-12-01 CN CNU2008200609541U patent/CN201352146Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106052817A (en) * | 2016-06-27 | 2016-10-26 | 武汉泽元科技有限公司 | Efficient material metering device |
| CN111811628A (en) * | 2020-08-11 | 2020-10-23 | 上海曼孚机电控制工程有限公司 | Method for improving weighing precision of stock tower in farm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091125 Termination date: 20121201 |