CN111389712A

CN111389712A - Feed screening device

Info

Publication number: CN111389712A
Application number: CN202010283620.6A
Authority: CN
Inventors: 牛智有; 张伟健; 刘梅英; 皇甫季璇; 邵恺怿
Original assignee: Huazhong Agricultural University
Current assignee: Huazhong Agricultural University
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2020-07-10
Anticipated expiration: 2040-04-13
Also published as: CN111389712B

Abstract

The application discloses a feed screening device which comprises a material receiving chute, a screening part and a transfer part, wherein the screening part is used for screening feed in the material receiving chute; the screening component comprises a rack, a screen and a vibrator which are arranged on the rack; the transfer part comprises a material taking box positioned below a material taking port of the material receiving chute, the material taking box is provided with a material receiving cavity, a material guide pipe communicated with the material receiving cavity is fixed at the bottom of the material taking box, and the screen is positioned below a material discharging port of the material guide pipe; the material receiving cavity is internally provided with a material pushing plate which is contacted with the bottom side of the material taking box, and the material pushing plate is provided with a driving part which drives the material pushing plate to horizontally slide along a first direction so as to push the feed in the material taking box to the material guide pipe. Utilize fodder sieving mechanism can realize getting the material to the automation that comes from the fodder that connects the material elephant trunk respectively, whether the screening net of automatic screening and automatic identification breaker is damaged, reduced workman's work load, improved work efficiency.

Description

Feed screening device

Technical Field

The application relates to the technical field of feed screening, especially, relate to a feed screening device

Background

With the rapid development of the feed industry, the feed breeding scale of China is gradually enlarged, the requirements of the breeding industry on the quality and quantity of the feed are improved, and large feed blocks are crushed by a mill crusher and then screened, and then transferred to a warehouse for storage through a material receiving chute.

However, in order to prevent the screening net in the crusher from being damaged, the fodder in the feeding chute needs to be sampled manually, and the screening and sampling are performed manually to judge whether the screening net is damaged or not, so that the steps are complicated, and the efficiency is low.

Disclosure of Invention

The embodiment of the application provides a fodder sieving mechanism to solve the manual work and take a sample to the ejection of compact of breaker, and whether the manual work screening sample is damaged in order to judge the screen mesh, the step is loaded down with trivial details, the lower technical problem of efficiency.

In order to solve the above problems, the technical scheme provided by the invention is as follows:

a feed screening device, characterized in that, feed screening device includes:

the material receiving chute is obliquely arranged, and a material taking port is arranged at the lower side part of the material receiving chute;

the screening component is used for screening the feed in the feed chute and comprises a rack, a screen and a vibrator, wherein the screen and the vibrator are arranged on the rack;

the transferring component is used for transferring the feed in the material receiving chute to the screening component and comprises a material taking box positioned below a material taking port of the material receiving chute, the material taking box is provided with a material receiving cavity, a material guide pipe communicated with the material receiving cavity is fixed at the bottom of the material taking box, and the screen is positioned below a material discharging port of the material guide pipe; the material receiving cavity is internally provided with a material pushing plate which is contacted with the bottom side of the material taking box, and the material pushing plate is provided with a driving part which drives the material pushing plate to horizontally slide along a first direction so as to push the feed in the material taking box to the material guide pipe.

In some embodiments, the driving part includes a first motor, a gear connected to a transmission shaft of the first motor in a transmission manner, and a rack matched with the gear, the first motor is fixed at the outer side of the material taking box, and the rack is arranged along the first direction and penetrates through the side wall of the material taking box to be fixedly connected with the material pushing plate.

In some embodiments, the transfer part further comprises a transfer pipe, one end of the transfer pipe is fixedly connected with the material receiving chute and encloses the material taking port, and the other end of the transfer pipe is fixedly connected with the material taking box and encloses the material taking port;

the fodder sieving mechanism still includes the part of keeping in that is arranged in connecing the fodder in the material elephant trunk to keeping in, the part of keeping in is including being located the feed inlet of getting the magazine and taking the flitch of opening and close with control feed inlet, the size that connects the flitch matches with the size of feed inlet, connect the flitch to rotate with the axial of getting the magazine around first pivot through the first pivot that a level set up and be connected, first pivot sets up in the one end that connects the flitch to keep away from the electrode, the inboard of getting the magazine is fixed with the drive and connects the flitch to rotate the cylinder around first pivot, the telescopic link of cylinder with connect the.

In some embodiments, a jog switch for controlling the opening and closing of the air cylinder is arranged on the inner side wall of the material taking box, the jog switch is arranged opposite to the material pushing plate and is located on one side, away from the first motor, of the material pushing plate, and the air cylinder drives the material receiving plate to rotate downwards to open the feeding hole when the material pushing plate presses the jog switch.

In some embodiments, a collection member is disposed directly below the blanking opening of the screen; the collecting part comprises a support and a collecting box which is arranged on the support and used for receiving the blanking on the first screen, a spring is vertically arranged below the collecting box, one end of the spring is fixedly connected with the support, and the other end of the spring is fixedly connected with the collecting box; be provided with the press switch that a control siren opened and close on the support, press switch is located collects the box below, collects the box and presses press switch when collecting the box and receiving the fodder of predetermineeing weight, and the siren starts.

In some embodiments, a baffle for controlling the opening and closing of the blanking port is arranged at the blanking port of the screen, the baffle is connected with the frame body of the screen in a rotating manner around the axial direction of the second rotating shaft through a horizontally arranged second rotating shaft, and a second motor for driving the baffle to rotate around the second rotating shaft so as to open and close the blanking port is arranged on the frame body of the screen.

In some embodiments, the collection member and the screening member are separate and spaced apart from each other.

The beneficial effects of the invention application are as follows: utilize fodder sieving mechanism can realize getting the material to the automation that comes from the fodder that connects the material elephant trunk respectively, whether the screening net of automatic screening and automatic identification breaker is damaged, reduced workman's work load, improved work efficiency.

Drawings

The technical solution and other advantages of the present application will become apparent from the detailed description of the embodiments of the present application with reference to the accompanying drawings.

FIG. 1 is a schematic structural diagram of a feed screening apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a material receiving chute, a temporary storage component and a transfer component according to an embodiment of the present invention;

FIG. 3 is a schematic view of the structure of a collecting member according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a screen according to an embodiment of the present invention.

Reference numerals:

10. a material receiving chute; 11. a material taking port; 20. a temporary storage component; 21. a material receiving plate; 22. a first rotating shaft; 23. a cylinder; 30. a screening component; 31. a frame; 32. screening a screen; 321. a blanking port; 33. a vibrator; 40. a transfer member; 41. taking the material box; 42. a material guide pipe; 421. a feeding port; 43. a material pushing plate; 44. a first motor; 45. a gear; 46. a rack; 47. a transfer tube; 50. a collecting member; 51. a support; 52. a collection box; 53. a spring; 54. a slide bar; 55. a fixed block; 61. a jog switch; 62. a push switch; 71. a baffle plate; 72. a second rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

A feed screening device is shown in figures 1 and 2 and comprises a receiving chute 10, a temporary storage part 20 for temporarily storing feed in the receiving chute 10, a screening part 30 for screening the feed in the receiving chute 10 and a transfer part 40 for transferring the feed in the receiving chute 10 to the screening part 30.

Specifically, connect material elephant trunk 10 to be used for accepting the fodder that shifts after the broken screening of breaker, connect the slope setting of material elephant trunk 10, connect the lower side portion of material elephant trunk 10 to be provided with one and get material mouth 11.

Specifically, the screening part 30 includes a frame 31, a screen 32 and a vibrator 33 installed on the frame 31, and is used for screening the fodder in the feeding chute 10, and judging whether the screen net in the crusher is broken according to the screening result.

Specifically, the transfer component 40 includes a material taking box 41 located below the material taking port 11 of the material receiving chute 10, the material taking box 41 has a material receiving cavity, a material guide pipe 42 communicated with the material receiving cavity is fixed at the bottom of the material taking box 41, and the screen 32 is located below the material discharging port 421 of the material guide pipe 42; a material pushing plate 43 contacting with the bottom side of the material taking box 41 is arranged in the material receiving cavity, and a driving part for driving the material pushing plate 43 to horizontally slide along a first direction so as to push the feed in the material taking box 41 to the material guide pipe 42 is distributed on the material pushing plate 43.

The driving part comprises a first motor 44, a gear 45 connected to a transmission shaft of the first motor 44 in a transmission manner, and a rack 46 matched with the gear 45, the first motor 44 is fixed on the outer side of the material taking box 41, and the rack 46 is arranged along a first direction and penetrates through the side wall of the material taking box 41 to be fixedly connected with the material pushing plate 43.

It should be noted that, a direction indicated by a double-headed arrow in fig. 2 is a first direction, the first motor 44 may be a servo motor, after the discharged material in the crusher is received by the material receiving chute 10, a part of the feed sample falls into the material receiving cavity of the material receiving box 41 through the material taking port 11, at this time, the material pushing plate 43 is located at a preset position, the feed falls into one side of the material pushing plate 43 close to the material guiding pipe 42, at this time, the gear 45 is driven to rotate by the first motor 44, so as to drive the rack 46 to move in a direction close to the material guiding pipe 42, so as to push the feed in the material receiving cavity to the material guiding pipe 42 and discharge the feed through the material discharging port 421 of the material guiding pipe 42, after the feed is completely discharged, the first motor 44 drives the material pushing plate 43 to move to the; the vibrating machine 33 vibrates to drive the screen 32 to vibrate so as to screen the fodder, and after the screening is accomplished, if there is a large amount of particle diameters to be greater than on the material in screen 32 aperture is left on the screen 32, the screening net that can judge the breaker appears damaged, need not the manual work and gets material and screening, and the step is simple, convenient and fast.

It should be noted that, the first motor 44 is used for driving the gear 45 to rotate, so as to drive the rack 46 and the material pushing plate 43 to move, so that the feed in the material taking box 41 can be uniformly discharged onto the screen 32 within a certain time, and the feed is prevented from being hardened or agglomerated, so that the screen 32 can conveniently screen the feed.

Specifically, the transfer part further comprises a transfer pipe 47, one end of the transfer pipe 47 is fixedly connected with the material receiving chute 10 and contains the material taking opening 11, and the other end of the transfer pipe 47 is fixedly connected with the material taking box 41 and comprises a material feeding opening.

Specifically, the temporary storage component 20 includes a material receiving plate 21 located at the feed inlet of the material taking box 41 to control the opening and closing of the feed inlet, the size of the material receiving plate 21 is matched with the size of the feed inlet, the material receiving plate 21 is connected with the material taking box 41 through a first rotating shaft 22 horizontally arranged and axially rotated around the first rotating shaft 22, the first rotating shaft 22 is arranged at one end of the material receiving plate 21 far away from the electrode, the inner side of the material taking box 41 is fixed with a cylinder 23 driving the material receiving plate 21 to rotate along the first rotating shaft 22, and the telescopic rod of the cylinder 23 is connected with one end of the material receiving plate 21 close to the electrode.

When the material pushing plate 43 pushes the material in the material taking box 41 to the material guide tube 42, the material receiving plate 21 is in a horizontal state, the feed inlet is closed at the moment, the material receiving chute 10 conveys the feed to a warehouse for storage and the like, meanwhile, the feed to be sampled is positioned on the material receiving plate 21, the material receiving chute 10 does not need to stop working during sampling, and sampling can be carried out at any time, so that the idle time of the feed screening device is shortened, and the working efficiency is improved.

Specifically, a jog switch 61 for controlling the opening and closing of the cylinder 23 is arranged on the inner side wall of the material taking box 41, the jog switch 61 is arranged opposite to the material pushing plate 43 and is located on one side of the material pushing plate 43 away from the first motor 44, and when the material pushing plate 43 presses the jog switch 61, the cylinder 23 drives the material receiving plate 21 to rotate downwards to open the feeding hole.

When the material pushing plate 43 moves to the preset position, the inching switch 61 is pressed, the air cylinder 23 drives the material receiving plate 21 to rotate downwards to open the feed inlet, the feed on the material receiving plate 21 falls into the material taking box 41, and the feed is positioned on one side of the material pushing plate 43 close to the material guide pipe 42 at the moment, so that the material receiving plate 21 can discharge the feed in the material taking box 41 conveniently; after the preset time, the first motor 44 drives the material pushing plate 43 to move towards the material guiding pipe 42, the inching switch 61 is reset, and the air cylinder 23 drives the material receiving plate 21 to rotate upwards to close the material inlet, so that the operation is convenient and fast.

As shown in fig. 1 and 3, the feed screening apparatus further includes a collecting member 50 located directly below the blanking opening 321 of the screen 32.

Specifically, the collecting part 50 comprises a bracket 51 and a collecting box 52 arranged on the bracket 51 and used for receiving the blanking on the screen 32, a spring 53 is vertically arranged below the collecting box 52, one end of the spring 53 is fixedly connected with the bracket 51, and the other end of the spring 53 is fixedly connected with the collecting box 52; the bracket 51 is provided with a press switch 62 for controlling the opening and closing of an alarm, the press switch 62 is positioned below the collecting box 52, when the collecting box 52 receives feed with preset weight, the collecting box 52 presses the press switch 62, and the alarm is started.

In the screening process, the material that the particle diameter is less than the mesh of screen cloth 32 falls down from screen cloth 32, and the material that the particle diameter is greater than the mesh of screen cloth 32 stays on screen cloth 32 and falls into through blanking mouth 321 and collect box 52, and when collecting the big granule fodder in the box 52 more and more, it moves down and presses push switch 62 to collect box 52, and the siren sounds the screening net problem of reminding staff's breaker, and is simple and convenient, safe high-efficient.

Specifically, a sliding rod 54 is fixed on the bottom of the collecting box 52, a fixing block 55 sleeved on the sliding rod 54 is fixed on the support 51, and the sliding rod 54 is connected with the fixing rod in a vertical sliding manner to prevent the collecting box 52 from inclining.

Specifically, as shown in fig. 4, a baffle 71 for controlling the opening and closing of the blanking port 321 is disposed at the blanking port 321 of the screen 32, the baffle 71 is connected to the frame body of the screen 32 through a second rotating shaft 72, the second rotating shaft 72 is horizontally disposed, and the frame body of the screen 32 is provided with a second motor (not shown in the figure) for driving the baffle 71 to rotate around the second rotating shaft 72 to open and close the blanking port 321.

It should be noted that the second motor is a servo motor, the baffle 71 is used to prevent small granulated feeds from falling into the collection box 52 in the process of screening the feeds by the screen 32, the second motor can be set according to the screening period of the feeds by the screen 32, so that the second motor is started periodically, the baffle 71 is driven to rotate to open the blanking port 321, large granulated feeds stacked at the blanking port 321 fall into the collection box 52, and after the feeds are discharged, the baffle 71 is driven by the second motor to return to the original position.

Further, the collecting member 50 and the sieving member 30 are provided independently and separately from each other. Thereby preventing the vibration of the sieving member 30 from causing the collecting container 52 in the collecting member 50 to press the press switch 62 by mistake.

The invention has the beneficial effects that: the feed screening device can be used for automatically taking the feed from the material receiving chute 10, automatically screening and automatically identifying whether a screening net of the crusher is damaged or not, so that the workload of workers is reduced, and the working efficiency is improved.

In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

The principle and the implementation of the present application are explained by applying specific examples, and the above description of the embodiments is only used to help understanding the technical solution and the core idea of the present application; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure as defined by the appended claims.

Claims

1. A feed screening device, characterized in that, feed screening device includes:

2. The feed screening device according to claim 1, wherein the driving part comprises a first motor, a gear in transmission connection with a transmission shaft of the first motor, and a rack matched with the gear, the first motor is fixed on the outer side of the material taking box, and the rack is arranged along the first direction and penetrates through the side wall of the material taking box to be fixedly connected with the material pushing plate.

3. The feed screening device according to claim 2, wherein the transfer part further comprises a transfer pipe, one end of the transfer pipe is fixedly connected with the receiving chute and encloses the material taking port, and the other end of the transfer pipe is fixedly connected with the material taking box and encloses the material taking port;

4. The feed screening device according to claim 3, wherein a jog switch for controlling the opening and closing of the cylinder is arranged on the inner side wall of the material taking box, the jog switch is arranged opposite to the material pushing plate and is positioned on one side of the material pushing plate away from the first motor, and the cylinder drives the material receiving plate to rotate downwards to open the feed inlet when the jog switch is pressed by the material pushing plate.

5. The feed screening apparatus according to claim 1, wherein a collecting member is provided directly below the blanking port of the screen; the collecting part comprises a support and a collecting box which is arranged on the support and used for receiving the blanking on the first screen, a spring is vertically arranged below the collecting box, one end of the spring is fixedly connected with the support, and the other end of the spring is fixedly connected with the collecting box; be provided with the press switch that a control siren opened and close on the support, press switch is located collects the box below, collects the box and presses press switch when collecting the box and receiving the fodder of predetermineeing weight, and the siren starts.

6. The feed screening device according to claim 5, wherein a baffle plate for controlling the opening and closing of the blanking port is arranged at the blanking port of the screen, the baffle plate is connected with the frame body of the screen through a second rotating shaft which is horizontally arranged in a rotating manner around the axial direction of the second rotating shaft, and a second motor for driving the baffle plate to rotate around the second rotating shaft so as to open and close the blanking port is arranged on the frame body of the screen.

7. A feed screening apparatus according to claim 5 wherein the collection member is spaced from and independent of the screening member.