CN203830254U - Screen drum structure of powder screening machine - Google Patents
Screen drum structure of powder screening machine Download PDFInfo
- Publication number
- CN203830254U CN203830254U CN201420056351.XU CN201420056351U CN203830254U CN 203830254 U CN203830254 U CN 203830254U CN 201420056351 U CN201420056351 U CN 201420056351U CN 203830254 U CN203830254 U CN 203830254U
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- China
- Prior art keywords
- screen drum
- screen
- materials
- packs
- central shaft
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Abstract
The utility model relates to a screen drum structure of a powder screening machine. The screen drum structure comprises a screen body and a screen drum. The screen drum is horizontally arranged in the screen body, a central shaft of the screen drum is connected with a motor, a screen cloth is arranged on the screen drum, a plurality of beating plates are arranged in the screen drum, the beating plates are connected with the central shaft through a beating plate support, the beating plates are evenly distributed on the inner side of the screen cloth of the screen drum, the beating plates are composed of a plurality of blades in a saw tooth shape, and all the blades have the same inclined angle or the same spiral angle. Compared with the prior art, the advantages of a centrifugal screen and the advantages of a vibration screen are combined, and the problem that materials are prone to blocking screen holes is solved. The screen drum structure is ideal in effect of screening fine materials and sticky materials, raw materials are saved, the screening efficiency is high, the screened materials are better in quality, less pollution is produced, and the screen drum structure is particularly applicable to amino molding plastics and other materials with high sieving requirements.
Description
Technical field
The utility model relates to a kind of sieving machine, especially a kind of for sieving the screen drum structure of amino film plastics sieving machine.
Background technology
Screening plant is widely used in the industries such as agricultural byproducts, food, medicine, feed, chemical industry, the energy and uses.Traditional screening plant involving vibrations screening machine, cylinder round sifter, airflow shifting machine; its shortcoming is in screening process; material easily stops up sieve aperture; be difficult for sieve thoroughly; therefore screening efficiency is lower; especially the less solid particle of screen cloth oscillatory type sieve diameter; be subject to sometimes the moisture of particle and the restriction of viscosity in material; moisture is crossed conference makes material produce granulationization tendency; make the particle that originally can be used as screenings because uniting as oversize; and discharged by the upper outlet of sieve, cause waste.More seriously, the conference of solid particle material viscosity makes solarization face knot layer, and then causes screening machine can not normally complete screening task.
At present, in to the preparation of different powders and application, a lot of multi-form sieve powder devices have been there are.In existing sieving machine conducting powder grain screening process, common employing wind send or helical feed mode is carried powder, and employing wind is sent the sieving machine of row conveying to because wind regime affects, and can cause some impurity to enter into material with wind regime, cause product impure, thereby reduced the quality of screening product.
Utility model content
The purpose of this utility model is to provide a kind of by the screen drum structure of the centrifugal sieving machine combining with vibratory sieve principle, is applicable to screening more sticky material and superfine material, and material is difficult for stopping up sieve aperture, thoroughly sieves effectively, and screening efficiency is high.
The utility model is achieved by the following technical solution:
The screen drum structure of sieving machine, comprises sieve nest and screen drum, in described sieve nest, is provided with screen drum, the top of screen drum one end is provided with feed hopper, and screen drum other end bottom is provided with thick discharge bucket, screen drum be provided with below thin discharge bucket, in described sieve nest, be provided with the screen drum of horizontal setting, the central shaft of screen drum is connected with motor; Described screen drum is provided with screen cloth, in screen drum, be provided with some re-packing, re-pack and be connected with central shaft by the support that re-packs, described in the uniform inner side that is arranged on screen drum screen cloth that re-packs, described re-packing consists of some blades that are made as zigzag fashion, and all blades are all provided with identical inclination angle or helical angle.
As optimal technical scheme of the present utility model, described in the re-pack inclination angle of blade be 25 degree to 30 degree.
As optimal technical scheme of the present utility model, described in the re-pack inclination angle of blade be 28 degree.
As optimal technical scheme of the present utility model, described in the support that re-packs be provided with eccentric cylinder, the support that re-packs is connected with eccentric cylinder and is made as overall structure.
As optimal technical scheme of the present utility model, the end of described screen drum central shaft is provided with drive, drive is connected with motor wheel by belt, the periphery of described drive, belt and motor wheel is provided with case, case is provided with detachable rear plate near a side of sieve nest, and making case whole is enclosed construction.
The beneficial effects of the utility model are: with respect to prior art, the utility model is rational in infrastructure, good seal performance, and material is difficult for contaminated.During sieving machine work, material enters in machine from feed hopper, and compass screen surface is thrown in the strike that re-packs that is subject to certain inclination angle, and moves as spiral centrifugal along compass screen surface, and the powder in material just by screen out, discharge from the port of export by oversize like this.Because the support that re-packs is provided with eccentric cylinder, and the formation of the rubber blanket between sieve nest and supporting leg vibrational system, after start, screen drum screen cloth ceaselessly vibrates, thereby makes material be easy to sift out from screen cloth.
The utility model combines the advantage of screen centrifuge and vibratory sieve, has solved the problem that material easily stops up sieve aperture.The utility model is desirable especially for the effect of sieving thinner material and more sticky material, not only save raw material, screening efficiency is high, and the quality of material after screening is better, pollute still less, be specially adapted to amino film plastics and other sieves exigent material.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation that the utility model re-packs;
Fig. 3 is the left TV structure schematic diagram of Fig. 2.
In figure: 1, sieve nest; 2 feed hoppers; 3, thick discharge bucket; 5, screen drum; 6, gas outlet; 10, drive; 11 cases; 12, central shaft; 13, screen cloth; 14, sieve plate; 15, re-pack; 16, the support that re-packs.
The specific embodiment
As shown in Figure 1 to Figure 3, the screen drum structure of sieving machine, comprise sieve nest 1, feed hopper 2, discharge bucket, screen drum 5 and motor, sieve nest 1 is provided with feed hopper 2 and discharge bucket, discharge bucket is comprised of thick discharge bucket 3 and thin discharge bucket, in sieve nest 1, be provided with screen drum 5, the length of screen drum 5 can have two kinds of specifications, be divided into 1000mm and 1800mm, the longer screening effect of screen drum 5 is better, the top of screen drum 5 one end is provided with feed hopper 2, screen drum 5 other end bottoms are provided with thick discharge bucket 3, below screen drum 5, be provided with thin discharge bucket, sieve nest 1 is provided with two gas outlets 6, in sieve nest 1, be provided with the screen drum 5 of horizontal setting, the central shaft 12 of screen drum 5 is connected with motor, motor drives central shaft 12 runnings by drive 10, drive 10 is located at the outside of sieve nest 1, drive 10 outsides are provided with motor case 11, plate after motor case 11 is connected with near a side of sieve nest 1, the black powder that prevents rubber strip wearing and tearing enters finished product.
In the present embodiment, screen drum 5 comprises screen cloth 13 and sieve plate 14, in screen drum 5, be provided with and somely re-pack 15, re-pack and 15 by the support 16 that re-packs, be connected with central shaft 12, the 15 uniform inner sides that are arranged on screen drum 5 screen clothes 13 re-pack, re-packing 15 consists of some blades that are made as zigzag fashion, and each blade is provided with identical inclination angle or helical angle, re-packs 15 to produce centrifugal force and high velocity air while running up; The support 16 that re-packs is provided with eccentric cylinder, and the support 16 that re-packs is connected with eccentric cylinder and is made as overall structure, and owing to there being certain laying particular stress on (adjustable), after start, sieve nest can ceaselessly vibrate.Material enters sieve nest 1 and is subject to re-packing of constant slope after interior and hits and throw to compass screen surface, and move as spiral centrifugal along compass screen surface, powder in material just by screen out like this, oversize is discharged from the port of export, acting in conjunction due to centrifugal motion, high velocity air and vibration, the utility model is specially adapted to the more sticky granular material of screening, and screening effect is very good.
Re-packing of the utility model screen drum consists of some blades that are made as zigzag fashion, and the inclination angle of blade is generally between 25 to 30 degree, and the present embodiment is preferably 28 degree.The described support that re-packs is provided with eccentric cylinder, due to the existence of eccentric cylinder, and ceaselessly vibration after sieving machine start.The utility model eccentric cylinder also has the adjustable feature laying particular stress on.
During work, material is subject to the re-packing strike of constant slope after entering in machine and throws to compass screen surface, and for the helical movement along compass screen surface, powder in material just by screen out like this, oversize is discharged from the port of export, due to the effect of centrifugal force and vibration force, desirable especially to the granular material effect that screen is more sticky.Motor case is provided with rear plate near a side of sieve nest, and the effect of rear plate is to prevent that the black powder that rubber strip wearing and tearing produce from entering finished product; Sieve nest gas outlet with wire screen hoop jail, prevents that in sieve nest, material is excessive when work.
Claims (5)
1. the screen drum structure of a sieving machine, comprise sieve nest and screen drum, in described sieve nest, be provided with screen drum, the top of screen drum one end is provided with feed hopper, screen drum other end bottom is provided with thick discharge bucket, below screen drum, be provided with thin discharge bucket, it is characterized in that: in described sieve nest, be provided with the screen drum of horizontal setting, the central shaft of screen drum is connected with motor; Described screen drum is provided with screen cloth, in screen drum, be provided with some re-packing, re-pack and be connected with central shaft by the support that re-packs, described in the uniform inner side that is arranged on screen drum screen cloth that re-packs, described re-packing consists of some blades that are made as zigzag fashion, and all blades are all provided with identical inclination angle or helical angle.
2. the screen drum structure of sieving machine according to claim 1, is characterized in that: described in the re-pack inclination angle of blade be 25 degree to 30 degree.
3. the screen drum structure of sieving machine according to claim 2, is characterized in that: described in the re-pack inclination angle of blade be 28 degree.
4. according to the screen drum structure of sieving machine described in claim 1 or 2, it is characterized in that: described in the support that re-packs be provided with eccentric cylinder, the support that re-packs is connected with eccentric cylinder and is made as overall structure.
5. the screen drum structure of sieving machine according to claim 1, it is characterized in that: the end of described screen drum central shaft is provided with drive, drive is connected with motor wheel by belt, the periphery of described drive, belt and motor wheel is provided with case, case is provided with detachable rear plate near a side of sieve nest, and making case whole is enclosed construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420056351.XU CN203830254U (en) | 2014-01-29 | 2014-01-29 | Screen drum structure of powder screening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420056351.XU CN203830254U (en) | 2014-01-29 | 2014-01-29 | Screen drum structure of powder screening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203830254U true CN203830254U (en) | 2014-09-17 |
Family
ID=51508145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420056351.XU Expired - Fee Related CN203830254U (en) | 2014-01-29 | 2014-01-29 | Screen drum structure of powder screening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203830254U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106311417A (en) * | 2015-06-19 | 2017-01-11 | 吉必圣粮食机械制造（北京）有限公司 | Wheat bran cutting machine |
| CN106391476A (en) * | 2016-11-28 | 2017-02-15 | 新乡市振英机械设备有限公司 | Net cleaning device for horizontal type airflow screen |
| CN106582956A (en) * | 2016-11-30 | 2017-04-26 | 常州市双强机械制造有限公司 | Breaker plate for breaker |
-
2014
- 2014-01-29 CN CN201420056351.XU patent/CN203830254U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106311417A (en) * | 2015-06-19 | 2017-01-11 | 吉必圣粮食机械制造（北京）有限公司 | Wheat bran cutting machine |
| CN106391476A (en) * | 2016-11-28 | 2017-02-15 | 新乡市振英机械设备有限公司 | Net cleaning device for horizontal type airflow screen |
| CN106582956A (en) * | 2016-11-30 | 2017-04-26 | 常州市双强机械制造有限公司 | Breaker plate for breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20150129 |
|
| EXPY | Termination of patent right or utility model |