CN203830255U - Screening machine - Google Patents

Screening machine Download PDF

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Publication number
CN203830255U
CN203830255U CN201420057145.0U CN201420057145U CN203830255U CN 203830255 U CN203830255 U CN 203830255U CN 201420057145 U CN201420057145 U CN 201420057145U CN 203830255 U CN203830255 U CN 203830255U
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CN
China
Prior art keywords
screen
screen drum
sieve nest
sieving machine
sieve
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Expired - Fee Related
Application number
CN201420057145.0U
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Chinese (zh)
Inventor
王璨
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Individual
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Individual
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Priority to CN201420057145.0U priority Critical patent/CN203830255U/en
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Publication of CN203830255U publication Critical patent/CN203830255U/en
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Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a screening machine which comprises a screen, a feeding hopper, discharging hoppers and a screen drum. Air outlets are formed in the screen. The horizontally-arranged screen drum is arranged in the screen. A center shaft of the screen drum is connected with a motor. A screen net is arranged on the screen drum. A plurality of beating plates are arranged in the screen drum, connected with the center shaft through beating plate supports, evenly distributed on the inner side of the screen net of the screen drum and formed by a plurality of blades arranged to be of sawtooth shapes. All the blades have the same dip angles. An eccentric cylinder is arranged on each beating plate support. The beating plate supports and the eccentric cylinders are connected and arranged to be of integral structures. By means of the screening machine, the advantages of a centrifugal screen and the advantages of a vibrating screen are combined, and the problem that screen meshes are prone to blocking by materials is solved. The effect of the screening machine on screening the fine materials and the sticky and greasy materials is quite ideal, the raw materials are saved, the screening efficiency is high, the screened materials are better in quality and less in pollution, and the screening machine is particularly suitable for amidogen molding compounds and other materials with the quite-high screening requirements.

Description

A kind of sieving machine
Technical field
The utility model relates to a kind of sieving machine, especially a kind of Centrifugal vibration sieving machine for amino film plastics screening.
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 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:
A kind of sieving machine, comprise sieve nest, supporting leg, feed hopper, discharge bucket, screen drum and motor, described supporting leg be located at sieve nest below, sieve nest is provided with feed hopper and discharge bucket, described discharge bucket is comprised of thick discharge bucket and thin discharge bucket, in 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, above described sieve nest, be provided with gas outlet, described supporting leg is provided with motor, in 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; The described support that re-packs is provided with eccentric cylinder, and 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 both sides of described screen drum central shaft are respectively equipped with bearing bracket, bearing bracket is located at the outside of described sieve nest, and bearing bracket is respectively equipped with outside framework oil seal near a side of screen drum, and the inner side of outside framework oil seal is respectively equipped with baffle plate.
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.
As optimal technical scheme of the present utility model, the two ends of described sieve nest are respectively equipped with sieve plate, and sieve plate is connected with sieve nest by embedded mode, between sieve plate and sieve nest, are provided with sealing gasket.
As optimal technical scheme of the present utility model, described sieve plate is provided with open slot, and sieve plate is made as easy-to-dismount connected mode by the screw rod with star-like handle and sieve nest.
As optimal technical scheme of the present utility model, above described sieve nest, be provided with at least two gas outlets, gas outlet is provided with wire screen.
As optimal technical scheme of the present utility model, the order number of described wire screen is 80 order to 120 orders.
As optimal technical scheme of the present utility model, between described sieve nest and supporting leg, be provided with rubber blanket.
As optimal technical scheme of the present utility model, described leg outer side sieve nest be below also provided with rubber blanket, described rubber blanket is butyronitrile rubber goods.
As optimal technical scheme of the present utility model, described supporting leg lower end is provided with universal caster wheel.
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.Screen drum and while re-packing High Rotation Speed, on sieve nest, two gas outlets that are covered with wire screen can the inside and outside pressure of balance sieve nest, is conducive to material and moves in order, avoids disorderly interference in air flow material movement in sieve nest, thereby raising screening efficiency, and can effectively reduce excessive Dust Capacity.
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; 4, thin discharge bucket; 5, screen drum; 6, gas outlet; 7, supporting leg; 8, castor; 9 motors; 10, drive; 11 cases; 12, central shaft; 13, screen cloth; 14, sieve plate; 15, re-pack; 16, the support that re-packs; 17, bearing block; 18, outside framework oil seal; 19, baffle plate; 20, rubber blanket.
The specific embodiment
As shown in Figure 1 to Figure 3, a kind of sieving machine, comprise sieve nest 1, supporting leg 7, feed hopper 2, discharge bucket, screen drum 5 and motor 9, supporting leg 7 be located at sieve nest 1 below, on supporting leg, 7 are connected with castor 8, can freely promote, 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 4, 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 4, sieve nest 1 is provided with two gas outlets 6, supporting leg 7 is connected with motor 9, 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 9, motor 9 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.Between supporting leg 7 and sieve nest 1, be provided with rubber blanket 20, when opening, shutting down, can play cushioning effect, when machine is worked, be also easy to sieve nest simultaneously and produce shake.
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.
Described in the present embodiment, the both sides of screen drum 5 central shafts 12 are respectively equipped with bearing bracket 17, bearing bracket 17 is located at the outside of sieve nest 1, bearing bracket 17 is respectively equipped with outside framework oil seal 18 near a side of screen drum 5, the inner side of outside framework oil seal 18 is provided with baffle plate 19, form sealing device and make dust be difficult for leaking, pollutant is also difficult for entering sieve nest.
The utility model sieving machine is provided with two gas outlets on sieve nest, in the time of can balance screen drum High Rotation Speed, produce the pressure of air-flow, thereby be conducive to screening and the movement of material in screen drum, screening efficiency and discharging quality have been improved, greatly reduce the Dust Capacity that overflows sieve nest simultaneously, improve and produce and working environment.
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.
Described screen drum central shaft both sides are respectively equipped with bearing block, and bearing block is located at the outside of sieve nest, and the inner side of outside framework oil seal is respectively equipped with baffle plate, and baffle plate can prevent the damage of dust to bearing, also can prevent flour dust overflow simultaneously.Described 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.The castor 8 that described supporting leg is installed, is convenient to sieve nest and moves freely.

Claims (10)

1. a sieving machine, comprise sieve nest, supporting leg, feed hopper, discharge bucket, screen drum and motor, described supporting leg be located at sieve nest below, sieve nest is provided with feed hopper and discharge bucket, described discharge bucket is comprised of thick discharge bucket and thin discharge bucket, in 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: above described sieve nest, be provided with gas outlet, described supporting leg is provided with motor, in 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; The described support that re-packs is provided with eccentric cylinder, and the support that re-packs is connected with eccentric cylinder and is made as overall structure.
2. sieving machine according to claim 1, it is characterized in that: the both sides of described screen drum central shaft are respectively equipped with bearing bracket, bearing bracket is located at the outside of described sieve nest, and bearing bracket is respectively equipped with outside framework oil seal near a side of screen drum, and the inner side of outside framework oil seal is respectively equipped with baffle plate.
3. sieving machine according to claim 1 and 2, 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.
4. sieving machine according to claim 1, is characterized in that: the two ends of described sieve nest are respectively equipped with sieve plate, and sieve plate is connected with sieve nest by embedded mode, between sieve plate and sieve nest, is provided with sealing gasket.
5. sieving machine according to claim 4, is characterized in that: described sieve plate is provided with open slot, and sieve plate is made as easy-to-dismount connected mode by the screw rod with star-like handle and sieve nest.
6. sieving machine according to claim 1, is characterized in that: above described sieve nest, be provided with at least two gas outlets, gas outlet is provided with wire screen.
7. sieving machine according to claim 6, is characterized in that: the order number of described wire screen is 80 order to 120 orders.
8. sieving machine according to claim 1, is characterized in that: between described sieve nest and supporting leg, be provided with rubber blanket.
9. according to the sieving machine described in claim 1 or 8, it is characterized in that: below described leg outer side sieve nest, be also provided with rubber blanket, described rubber blanket is butyronitrile rubber goods.
10. sieving machine according to claim 1, is characterized in that: described supporting leg lower end is provided with universal caster wheel.
CN201420057145.0U 2014-01-29 2014-01-29 Screening machine Expired - Fee Related CN203830255U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420057145.0U CN203830255U (en) 2014-01-29 2014-01-29 Screening machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420057145.0U CN203830255U (en) 2014-01-29 2014-01-29 Screening machine

Publications (1)

Publication Number Publication Date
CN203830255U true CN203830255U (en) 2014-09-17

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ID=51508146

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420057145.0U Expired - Fee Related CN203830255U (en) 2014-01-29 2014-01-29 Screening machine

Country Status (1)

Country Link
CN (1) CN203830255U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103752496A (en) * 2014-01-29 2014-04-30 王璨 Screening machine
CN106944201A (en) * 2017-04-11 2017-07-14 重庆市合川区鑫蘘桃片有限公司 A kind of sieving machine and Jing Yin sieving machine
CN112169936A (en) * 2020-08-26 2021-01-05 浙江旭璟健康科技有限公司 Chinese torreya powder processingequipment

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103752496A (en) * 2014-01-29 2014-04-30 王璨 Screening machine
CN103752496B (en) * 2014-01-29 2016-03-23 王璨 A kind of sieving machine
CN106944201A (en) * 2017-04-11 2017-07-14 重庆市合川区鑫蘘桃片有限公司 A kind of sieving machine and Jing Yin sieving machine
CN112169936A (en) * 2020-08-26 2021-01-05 浙江旭璟健康科技有限公司 Chinese torreya powder processingequipment
CN112169936B (en) * 2020-08-26 2021-10-22 浙江旭璟健康科技有限公司 Chinese torreya powder processingequipment

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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