CN108262091B - Screening machine - Google Patents
Screening machine Download PDFInfo
- Publication number
- CN108262091B CN108262091B CN201810266245.7A CN201810266245A CN108262091B CN 108262091 B CN108262091 B CN 108262091B CN 201810266245 A CN201810266245 A CN 201810266245A CN 108262091 B CN108262091 B CN 108262091B
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- Prior art keywords
- screen
- cylinder body
- adjusting
- induction
- machine body
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/286—Feeding devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Abstract
The patent relates to the field of material screening and discloses a screening machine, which comprises a machine body, wherein a feed inlet is arranged at the top of the machine body, two ends of the feed inlet are hinged with opening and closing plates, and two opening and closing plates are connected with an adjusting device for adjusting the feed amount; two crushing rollers are arranged at the top of the machine body, and cams are arranged on the rotating shafts of the two crushing rollers; two screens are movably connected in the machine body; a plurality of connecting springs are arranged between the two screens, and the left end and the right end of each screen are respectively provided with a supporting device and a shaking device, and the shaking devices can be triggered when one end of each screen is pressed down; the bottom of the machine body is provided with a material gathering port, an induction device is arranged below the material gathering port, and the induction device is matched with the adjusting device. According to the scheme, the entering quantity of the materials can be regulated according to the discharging quantity of the materials, the phenomenon that the screening efficiency is low due to overlarge bearing of the screen is avoided, the materials can be gradually dispersed, and the materials can be prevented from being accumulated on the screen.
Description
Technical Field
The invention belongs to the field of material screening.
Background
The problem that current sieve separator frequently appears the screen cloth damage in the screening process, because people when using the sieve separator, most all pour the material in the sieve separator once only and screen, this kind of screening mode causes the screen cloth bearing too big very easily, the problem that screening efficiency is low, and the disposable pouring of material makes the material pile up in a certain position of screen cloth very easily, and the screening efficiency of screen cloth has further been reduced to the piled material.
Disclosure of Invention
The invention aims to provide a screening machine which aims to solve the problem that screening efficiency is affected due to overlarge screen load bearing in the background art.
In order to achieve the aim, the basic scheme of the invention provides a screening machine, which comprises a machine body, wherein the top of the machine body is provided with a feed inlet, two ends of the feed inlet are hinged with opening and closing plates, and two opening and closing plates are connected with an adjusting device for adjusting the feed amount; two mutually matched crushing rollers are arranged in the machine body, cams are arranged on the rotating shafts of the two crushing rollers, and the positions of the two cams are staggered; two screens positioned below the crushing roller are movably connected in the machine body, and the screen positioned above can be propped against the cam; a plurality of connecting springs are arranged between the two screens, the left end and the right end of each screen are respectively provided with a supporting device for providing supporting force for the screen and a shaking device for shaking the screen left and right, the supporting devices and the shaking devices are arranged on the side wall of the machine body, and the shaking devices can be triggered when one end of the screen is pressed down; the bottom of the machine body is provided with a material gathering port, a sensing device for sensing the impulse of the material gathering port is arranged below the material gathering port, and the sensing device is matched with the adjusting device.
The principle of the basic scheme is as follows: initially, the openings formed at the bottoms of the two opening and closing plates allow material to enter.
During operation, pour the material into in the feed inlet, in entering the organism along the opening that two opening plates formed and fall between two crushing rollers, the material is broken more carefully under the interact of two crushing rollers, and the material after the breakage falls on two screens in proper order.
The two crushing rollers respectively drive the two cams to rotate in the rotating process, and the two cams respectively prop against the screen mesh positioned above. When the cam offsets with the screen cloth, the cam can be with the one end downwardly extrusion of screen cloth and cam contact for the screen cloth produces the slope, can make the screen cloth produce the swing on the one hand, thereby accelerates the screening efficiency of screen cloth, on the other hand also can let the material of concentrating on the screen cloth middle part disperse gradually, prevents that the material from wholly piling up in the below of two crushing rollers.
One end of screen cloth and cam contact can trigger the device that rocks at the in-process of being pushed down, rocks the device and can make the screen cloth rock about, has further accelerated the dispersion and the screening efficiency of material.
Because be equipped with connecting spring between two screens, the screen cloth that is located the top can drive the screen cloth that is located the below through connecting spring and produce corresponding motion to dispersion and the screening efficiency of material have been accelerated.
After the material screening is finished, the material can be gathered on the material gathering port, and falls onto the sensing device along the material gathering port, impact force is generated on the sensing device, so that the sensing device and the adjusting device are linked, the opening formed at the bottoms of the two opening and closing plates is enlarged, and more materials enter the machine body for screening. The larger the impact force of the material on the sensing device is, the more the discharged material is, the less the material stays on the screen at the moment, and the screen can receive more material and screen the material at the moment; the larger the impact force applied to the reaction device, the larger the opening formed by the two opening plates, so that more materials enter the machine body, and the entering amount of the materials is matched with the acceptable amount of the screen.
The beneficial effect of this basic scheme lies in:
(1) According to the scheme, the entering quantity of the materials can be regulated according to the discharging quantity of the materials, the phenomenon that the screening efficiency is low due to overlarge bearing of the screen is avoided, the materials can be gradually dispersed, and the materials can be prevented from being accumulated on the screen;
(2) The opening and closing plate of the scheme can realize the adjustment of the bottom opening of the opening and closing plate through the cooperation of the adjusting device, so that the feeding amount of materials is adjusted, and the adjusting mode is simple and convenient;
(3) According to the adjusting device, through the cooperation of the adjusting device and the sensing device, the size of the opening at the bottom of the opening plate can be adjusted through the impact force generated by the material on the sensing device, so that the entering amount of the material is matched with the acceptable amount of the screen, and the problems of material accumulation and low screening efficiency of the screen are prevented;
(4) The cam of the scheme is matched with the screen mesh positioned above, so that the screen mesh can swing, the screening efficiency of the screen mesh is accelerated, the materials concentrated in the middle of the screen mesh can be gradually dispersed, and the materials are prevented from being fully accumulated below the two crushing rollers;
(5) The connecting springs are arranged between the two screens, and the screen above can drive the screen below to move correspondingly through the connecting springs, so that the dispersion and screening efficiency of materials are accelerated;
(6) The supporting device can provide supporting force for the screen mesh to prevent the screen mesh from falling down in the working process;
(7) According to the scheme, the swing generated by the screen mesh can be utilized to trigger the swinging device, additional power is not required to be added, and the production cost is reduced;
(8) The screen cloth can be rocked left and right to rock the device of this scheme, has further accelerated the dispersion and the screening efficiency of material.
Scheme II: the support device is a basic scheme, and comprises a movable groove which is formed in the machine body, and a first spring which is transversely connected with the screen and a second spring which is vertically connected with the screen are fixedly connected in the movable groove. The first spring can provide transverse supporting force for the screen, and the second spring can provide vertical supporting force for the screen, so that the screen can move stably in the transverse direction and the vertical direction.
Scheme III: in a second preferred aspect, the shaking device includes a first pushing unit transversely connected to the end of the screen and a second pushing unit vertically connected to the end of the screen, where the first pushing unit is matched with the second pushing unit. The first pushing unit can enable the screen to move in the transverse direction, the second pushing unit can enable the screen to move in the vertical direction, and the first pushing unit and the second pushing unit are matched with each other, so that the introduction of a power mechanism can be reduced, the cost is reduced, and the structure is simplified.
Scheme IV: the first pushing unit comprises a first cylinder body arranged in the movable groove, a first sliding block is connected in the first cylinder body in a sliding mode, a first ejector rod is fixedly connected to the first sliding block, a first push plate is fixedly connected to one end, away from the first cylinder body, of the first ejector rod, and the first push plate is hinged to the end portion of the screen. The screen cloth is through the cooperation with first push pedal, first ejector pin, first slider and first cylinder body, can make the screen cloth produce the motion in the lateral direction.
Scheme five: the second pushing unit comprises a second cylinder body arranged in the movable groove, the bottom of the second cylinder body is communicated with the bottom of the first cylinder body, a second sliding block is connected in the second cylinder body in a sliding mode, a second ejector rod is hinged to the top of the second sliding block, and one end, away from the second cylinder body, of the second ejector rod is hinged to the bottom of the screen. The screen cloth through with the cooperation of second push pedal, second ejector pin, second slider and second cylinder body, can make the screen cloth produce the swing in vertical direction.
Scheme six: the adjusting device comprises an adjusting cylinder body arranged on a machine body, an adjusting sliding block is slidably connected in the adjusting cylinder body, an adjusting connecting rod capable of extending out of the adjusting cylinder body is fixedly connected at the bottom of the adjusting sliding block, two ends of the adjusting connecting rod are hinged with opening and closing connecting rods, and two opening and closing connecting rods are hinged with two opening and closing plates respectively. The opening and closing plate can be matched with the opening and closing connecting rod, the adjusting sliding block and the adjusting cylinder body to adjust the size of the bottom openings of the two opening and closing plates, so that the feeding amount of materials is adjusted, and the adjusting mode is simple and convenient.
Scheme seven: the induction device comprises an induction cylinder body arranged on the machine body, wherein the bottom of the induction cylinder body is communicated with the top of the adjusting cylinder body, an induction sliding block is connected in the induction cylinder body in a sliding mode, an induction connecting rod capable of extending out of the induction cylinder body is fixedly connected to the top of the induction sliding block, and a flow dividing plate is fixedly connected to the top of the induction connecting rod; and a reset spring is connected between the bottom of the induction sliding block and the bottom of the induction cylinder body. Through cooperation between flow distribution plate, response connecting rod, response slider, response cylinder body and the regulation cylinder body, can utilize the impact force that the material produced to the flow distribution plate to adjust opening bottom of the plates size, make the entering quantity of material become assorted with the acceptable quantity of screen cloth, prevent that the screen cloth from appearing the material and piling up, the problem that screening efficiency is low.
Scheme eight: preferably, the two sides of the sensing device are respectively provided with a conveying device for conveying materials out of the machine body. The conveying device can timely convey the screened materials out of the machine body, and the materials are prevented from being accumulated in the machine body.
Scheme nine: the transmission device comprises a transmission mechanism positioned at the side of the sensing device, and a through hole for the transmission mechanism to pass through is formed in the side part of the machine body. The materials which are screened can be timely conveyed out of the machine body through the matching of the conveying mechanism and the through holes.
Drawings
FIG. 1 is a schematic view of a screening machine according to an embodiment of the present invention;
fig. 2 is an enlarged view of a in fig. 1.
Detailed Description
The following is a further detailed description of the embodiments:
reference numerals in the drawings of the specification include: the device comprises a machine body 1, a feed inlet 2, an opening and closing plate 3, an opening and closing connecting rod 4, an adjusting connecting rod 5, an adjusting sliding block 6, an adjusting cylinder body 7, a crushing roller 8, a cam 9, a screen 10, a movable groove 11, a first spring 12, a second spring 13, a first cylinder body 14, a first sliding block 15, a first ejector rod 16, a first push plate 17, a second cylinder body 18, a second sliding block 19, a second push rod 20, a material collecting opening 21, an induction cylinder body 22, an induction sliding block 23, an induction connecting rod 24, a flow dividing plate 25, a reset spring 26, a conveying mechanism 27 and a through hole 28.
An example is substantially as shown in figures 1 and 2:
the screening machine mainly comprises a machine body 1, an adjusting device, an opening and closing plate 3, a feeding hole 2, a crushing roller 8, a cam 9, a screen 10, a supporting device, a shaking device, a material collecting hole 21, an induction device and a conveying device. The feed inlet 2 is arranged at the upper end of the machine body 1, and two opening and closing plates 3 are respectively hinged on the side walls at two sides of the feed inlet 2. The adjusting device mainly comprises an adjusting cylinder body 7, an adjusting slide block 6, an adjusting connecting rod 5 and an opening and closing connecting rod 4, wherein the adjusting cylinder body 7 is arranged at the top of the machine body 1, the adjusting slide block 6 is slidably connected in the adjusting cylinder body 7, the top end of the adjusting connecting rod 5 is welded with the adjusting slide block 6, two opening and closing connecting rods 4 are hinged to two sides of the bottom of the adjusting connecting rod 5, and the two opening and closing connecting rods 4 are respectively hinged to the bottoms of the two opening and closing plates 3. Two mutually matched crushing rollers 8 are arranged on the upper part of the machine body 1, cams 9 are arranged on the rotating shafts of the two crushing rollers 8, and the positions of the two cams 9 are staggered.
Two screens 10 swing joint are in the middle part of organism 1, and both ends all are provided with strutting arrangement and rocking device about two screens 10, and strutting arrangement mainly comprises movable groove 11, first spring 12 and second spring 13, and movable groove 11 opens on the lateral wall of organism 1, and first spring 12 transversely links to each other with screen 10, and second spring 13 vertically links to each other with screen 10. The shaking device mainly comprises a first pushing unit transversely connected with the end part of the screen 10 and a second pushing unit vertically connected with the end part of the screen 10, wherein the first pushing unit mainly comprises a first cylinder 14, a first sliding block 15, a first ejector rod 16 and a first push plate 17, the first cylinder 14 is arranged in the movable groove 11, the first sliding block 15 is slidably connected in the first cylinder 14, one end of the first ejector rod 16 is connected with the first sliding block 15, the other end of the first ejector rod 16 is connected with the first push rod, and the first push rod is hinged with the end part of the screen 10. The second pushing unit mainly comprises a second cylinder body 18, a second sliding block 19 and a second push rod 20, wherein the second cylinder body 18 is arranged in the movable groove 11, and the bottom of the second cylinder body 18 is connected with the bottom of the first cylinder bottom through a communicating pipe; the second slider 19 is slidably connected in the second cylinder 18, and the top of the second slider 19 is hinged to the bottom of the second ejector rod, and the top of the second ejector rod is hinged to the bottom of the screen 10.
The material collecting opening 21 is arranged at the bottom of the machine body 1, the sensing device is arranged right below the material collecting opening 21 and mainly comprises a sensing cylinder 22, a sensing sliding block 23, a sensing connecting rod 24, a flow dividing plate 25 and a return spring 26, the sensing cylinder 22 is arranged at the bottom of the machine body 1, and the bottom of the sensing cylinder 22 is communicated with the top of the adjusting cylinder 7 through a communicating pipe; the induction sliding block 23 is slidably connected in the induction cylinder 22, the bottom end of the induction connecting rod 24 is welded on the induction sliding block 23, and the top end of the induction connecting rod 24 extends out of the induction cylinder 22 and is welded with the splitter plate 25; a return spring 26 is welded between the induction slide 23 and the bottom of the induction cylinder 22.
The conveying device is arranged on two sides of the sensing device, and mainly comprises a conveying mechanism 27 and a through hole 28, wherein the conveying mechanism 27 is positioned below the side part of the sensing device, and the through hole 28 through which the conveying mechanism 27 can pass is formed in the side wall of the bottom of the machine body 1.
Initially, the openings formed at the bottoms of the two opening and closing plates 3 allow the material to enter.
During operation, material is poured into the feed inlet 2, the material enters the machine body 1 along the opening formed by the two opening and closing plates 3 and falls between the two crushing rollers 8, the material is crushed more finely under the interaction of the two crushing rollers 8, and the crushed material sequentially falls onto the two screens 10.
The two crushing rollers 8 respectively drive the two cams 9 to rotate in the rotating process, and the two cams 9 respectively prop against the screen 10 positioned above. When cam 9 offsets with screen cloth 10, cam 9 can be with screen cloth 10 and the one end of cam 9 contact extrusion downwards for screen cloth 10 produces the slope, can make screen cloth 10 produce the swing on the one hand, thereby accelerates screen cloth 10's screening efficiency, on the other hand also can let the material that gathers in screen cloth 10 middle part disperse gradually, prevents that the material from wholly piling up in the below of two crushing rollers 8.
One end of the screen 10, which is contacted with the cam 9, pushes the second sliding block 19 to slide downwards through the second ejector rod in the process of being pressed down, so that gas at the bottom of the second cylinder 18 is extruded into the bottom of the first cylinder 14, and the gas entering the first cylinder 14 pushes the screen 10 to move far through the first sliding block 15, the first ejector rod 16 and the first push plate 17, so that the screen 10 shakes left and right, and the dispersion and screening efficiency of materials are further accelerated.
Because the connecting springs are arranged between the two screens 10, the screens 10 positioned above can drive the screens 10 positioned below to generate corresponding movement through the connecting springs, so that the dispersion and screening efficiency of materials are accelerated.
After the material screening is finished, the material is collected on the material collecting opening 21, and falls onto the flow distribution plate 25 along the material collecting opening 21, impact force is generated on the flow distribution plate 25, the sensing connecting rod 24 and the sensing sliding block 23 are pushed by the impact force to move downwards, so that gas at the bottom of the sensing cylinder 22 is extruded into the adjusting cylinder 7, the gas entering the adjusting cylinder 7 drives the two opening and closing plates 3 to swing downwards through the adjusting sliding block 6, the adjusting connecting rod 5 and the two opening and closing connecting rods 4, and accordingly openings formed at the bottoms of the two opening and closing plates 3 are enlarged, and more materials enter the machine body 1 for screening. The greater the impact force of the material on the diverter plate 25, the more material is discharged, the less material is retained in the screen 10 at this time, and the screen 10 can receive more material and screen the material; the larger the impact force received by the splitter plate 25, the larger the opening formed by the two opening plates 3, so that more material enters the machine body 1, and the amount of the material entering the machine body is matched with the acceptable amount of the screen 10.
The material that drops on the flow distribution plate 25 gradually slides to the conveying mechanism 27, and the conveying mechanism 27 passes through the through hole 28 and gradually conveys the material to the outside of the machine body 1, so that people can conveniently carry out the next processing on the material.
The foregoing is merely exemplary embodiments of the present invention, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present invention, and these should also be considered as the scope of the present invention, which does not affect the effect of the implementation of the present invention and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (3)
1. The screening machine comprises a machine body, wherein a feed inlet is formed in the top of the machine body, and the screening machine is characterized in that two ends of the feed inlet are hinged with opening and closing plates, and two opening and closing plates are connected with an adjusting device for adjusting feed amount; the adjusting device comprises an adjusting cylinder body arranged on the machine body, an adjusting sliding block is connected in the adjusting cylinder body in a sliding way, an adjusting connecting rod capable of extending out of the adjusting cylinder body is fixedly connected to the bottom of the adjusting sliding block, two ends of the adjusting connecting rod are hinged with opening and closing connecting rods, and the two opening and closing connecting rods are hinged with the two opening and closing plates respectively; two mutually matched crushing rollers are arranged in the machine body, cams are arranged on the rotating shafts of the two crushing rollers, and the positions of the two cams are staggered; two screens positioned below the crushing roller are movably connected to the middle part of the machine body, and the screen positioned above can be propped against the cam; a plurality of connecting springs are arranged between the two screens, the left end and the right end of each screen are respectively provided with a supporting device for providing supporting force for the screen and a shaking device for shaking the screen left and right, the supporting devices and the shaking devices are arranged on the side wall of the machine body, and the shaking devices can be triggered when one end of the screen is pressed down; the supporting device comprises a movable groove which is arranged on the machine body, and a first spring which is transversely connected with the screen and a second spring which is vertically connected with the screen are fixedly connected in the movable groove; the shaking device comprises a first pushing unit transversely connected with the end part of the screen and a second pushing unit vertically connected with the end part of the screen, and the first pushing unit is matched with the second pushing unit; the first pushing unit comprises a first cylinder body arranged in the movable groove, a first sliding block is connected in the first cylinder body in a sliding way, a first ejector rod is fixedly connected to the first sliding block, a first push plate is fixedly connected to one end, far away from the first cylinder body, of the first ejector rod, and the first push plate is hinged to the end of the screen; the second pushing unit comprises a second cylinder body arranged in the movable groove, the bottom of the second cylinder body is communicated with the bottom of the first cylinder body, a second sliding block is connected in the second cylinder body in a sliding manner, a second ejector rod is hinged to the top of the second sliding block, and one end, far away from the second cylinder body, of the second ejector rod is hinged to the bottom of the screen; the bottom of the machine body is provided with a material gathering port, an induction device for inducing the impulse of the material gathering port is arranged below the material gathering port, and the induction device is matched with the adjusting device; the induction device comprises an induction cylinder body arranged on the machine body, the bottom of the induction cylinder body is communicated with the top of the adjusting cylinder body, an induction sliding block is connected in the induction cylinder body in a sliding mode, an induction connecting rod capable of extending out of the induction cylinder body is fixedly connected to the top of the induction sliding block, and a flow dividing plate is fixedly connected to the top of the induction connecting rod; and a reset spring is connected between the bottom of the induction sliding block and the bottom of the induction cylinder body.
2. The screening machine of claim 1, wherein: the two sides of the sensing device are respectively provided with a conveying device for conveying materials out of the machine body.
3. The screening machine of claim 2, wherein: the conveying device comprises a conveying mechanism positioned at the side edge of the sensing device, and a through hole for the conveying mechanism to pass through is formed in the side part of the machine body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810266245.7A CN108262091B (en) | 2018-03-28 | 2018-03-28 | Screening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810266245.7A CN108262091B (en) | 2018-03-28 | 2018-03-28 | Screening machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108262091A CN108262091A (en) | 2018-07-10 |
| CN108262091B true CN108262091B (en) | 2023-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810266245.7A Active CN108262091B (en) | 2018-03-28 | 2018-03-28 | Screening machine |
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| CN (1) | CN108262091B (en) |
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