阅读说明：本技术 一种饲料生产用分级筛选装置 (Feed production is with classified screening device ) 是由 王登锋 李梅 杨红广 于 2020-06-17 设计创作，主要内容包括：本发明公开了一种饲料生产用分级筛选装置,包括第一框体、第二框体、螺纹柱和筛网板,所述第一框体和所述第二框体通过连接柱固定连接,所述第一框体和所述第二框体之间设有间隔,所述第一框体和所述第二框体一个角侧边位置均设有螺纹通孔,所述第一框体和所述第二框体设有的螺纹通孔轴向重合,所述筛网板为矩形且一个角侧边边缘处开设有卡口,所述筛网板形状与所述第一框体和所述第二框体的形状相同。本发明设计合理,本装置可以有效的对待筛选的饲料放置到筛网板上然后操持筛选装置进行晃动,从而完成对饲料的筛选,同时还可以在使用过程中根据筛选需要更换不同孔径大小规格的筛网板。(The invention discloses a grading screening device for feed production, which comprises a first frame body, a second frame body, a threaded column and a screen plate, wherein the first frame body and the second frame body are fixedly connected through a connecting column, a space is arranged between the first frame body and the second frame body, threaded through holes are formed in the positions of the side edges of one corner of the first frame body and the second frame body, the threaded through holes formed in the first frame body and the second frame body are axially overlapped, the screen plate is rectangular, a bayonet is formed in the edge of one corner of the screen plate, and the shape of the screen plate is the same as that of the first frame body and that of the second frame body. The device has reasonable design, can effectively place the feed to be screened on the screen plate and then hold the screening device to shake, thereby completing the screening of the feed, and simultaneously can replace the screen plates with different aperture sizes and specifications according to the screening requirement in the using process.)

1. The utility model provides a hierarchical sieving mechanism is used in feed production which characterized in that: comprises a first frame body (1), a second frame body (2), a threaded column (7) and a screen plate (4), wherein the first frame body (1) and the second frame body (2) are fixedly connected through a connecting column (6), a space is arranged between the first frame body (1) and the second frame body (2), threaded through holes (8) are respectively arranged at the side edge positions of one corner of the first frame body (1) and the second frame body (2), the threaded through holes (8) arranged on the first frame body (1) and the second frame body (2) are axially superposed, the screen plate (4) is rectangular, a bayonet (9) is arranged at the edge of one corner side edge, the shape of the screen plate (4) is the same as that of the first frame body (1) and the second frame body (2), a threaded through hole (8) is arranged at the edge of the other corner side edge of the screen plate (4), and the bayonet (9) is a circular through hole with an opening, the thickness of sieve otter board (4) is less than first framework (1) with the interval that is equipped with between second framework (2), bayonet socket (9) can the lock be in on spliced pole (6) and make sieve otter board (4) can for spliced pole (6) to the interval internal rotation, work as sieve otter board (4) rotate to when in the interval, screw through-hole (8) that sieve otter board (4) were equipped with first framework (1) with screw through-hole (8) axial repetition that second framework (2) were equipped with, screw post (7) top fixedly connected with rotor plate (5), screw post (7) run through and screw sieve otter board (4) with first framework (1) with screw through-hole (8) that second framework (2) were equipped with.

2. The feed production classifying and screening device according to claim 1, wherein: sieve plate (4) are including sieve plate (41), No. two sieve plate (42) and No. three sieve plate (43), sieve plate (41) with No. two sieve plate (42) with the aperture diverse of the screen cloth of No. three sieve plate (43).

3. The feed production classifying and screening device according to claim 1, wherein: the outer side of the screen plate (4) is fixedly connected with a handle (3) used for rotating the screen plate (4).

[ technical field ] A method for producing a semiconductor device

The invention relates to the field of feed production, in particular to a grading and screening device for feed production.

[ background of the invention ]

The breaker for feed production all needs to sieve the material after the breakage treatment to the material to the breakage and handles, consequently needs the sieve material instrument of a simple and convenient operation, and current sieving mechanism's screening efficiency is low simultaneously, and the aperture of sieve material net is all fixed, generally can only carry out once screening, can not satisfy actual sieve material work demand.

Therefore, a grading and screening device for feed production is provided.

[ summary of the invention ]

The invention mainly aims to provide a graded screening device for feed production, which is characterized in that when the graded screening device is used, feed to be screened is placed on a screen plate, then the screening device is operated to shake, so that the screening of the feed is completed, then, the screen plates with different pore sizes and specifications are required to be replaced according to the screening requirement in the using process, and the problems in the background technology can be effectively solved.

In order to achieve the purpose, the invention adopts the technical scheme that:

a graded screening device for feed production comprises a first frame body, a second frame body, a threaded column and a screen plate, wherein the first frame body and the second frame body are fixedly connected through a connecting column, a space is arranged between the first frame body and the second frame body, threaded through holes are formed in the positions of one corner side edge of the first frame body and the second frame body, the threaded through holes formed in the first frame body and the second frame body are axially overlapped, the screen plate is rectangular, a bayonet is formed in the edge of one corner side edge of the screen plate, the shape of the screen plate is the same as that of the first frame body and the second frame body, the threaded through hole is formed in the edge of the other corner side edge of the screen plate, the bayonet is a circular through hole with an opening, the thickness of the screen plate is smaller than the space formed between the first frame body and the second frame body, the bayonet can be buckled on the connecting column, and the screen plate can rotate towards the space relative to the connecting column, when the screen plate rotates to the inside of the interval, the thread through holes formed in the screen plate are axially repeated with the thread through holes formed in the first frame body and the second frame body, the top of the thread column is fixedly connected with a rotating plate, and the thread column penetrates through and screws the screen plate with the thread through holes formed in the first frame body and the second frame body.

Further, the sieve plate includes sieve plate, No. two sieve plate and No. three sieve plate, No. one sieve plate with No. two sieve plate with No. three sieve plate's mesh opening diverse.

Further, the outer side of the screen plate is fixedly connected with a handle used for rotating the screen plate.

Compared with the prior art, the invention has the following beneficial effects: this device can be effectual will treat the fodder of screening and place the sieve mesh board on then hold the sieving mechanism and rock to the completion is to the screening of fodder, can also change the sieve mesh board of different aperture size specifications according to the screening needs simultaneously in the use.

[ description of the drawings ]

Fig. 1 is a schematic view of the overall structure of a grading and screening device for feed production according to the present invention.

Fig. 2 is a schematic structural view of a sifting plate of the grading and screening device for feed production in a rotating state.

Fig. 3 is a schematic structural diagram of a first sieve plate, a second sieve plate and a third sieve plate of the classifying and screening device for feed production.

Fig. 4 is a schematic view of a connection structure of a first frame and a second frame of the grading and screening device for feed production according to the present invention.

Fig. 5 is a schematic view of the installation of the bayonet and the connecting column of the grading and screening device for feed production.

Fig. 6 is a schematic view of the graded screening device for feed production according to the present invention after the mounting of the bayonet and the connecting column is completed.

Fig. 7 is a schematic structural view of a threaded column of the grading and screening device for feed production.

In the figure: 1. a first frame body; 2. a second frame body; 3. a handle; 4. a screen plate; 5. a rotating plate; 6. connecting columns; 7. a threaded post; 8. a threaded through hole; 9. a bayonet; 41. a first screen plate; 42. a second screen plate; 43. and a third screen plate.

[ detailed description ] embodiments

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-7, a classifying and screening device for feed production comprises a first frame body 1, a second frame body 2, a threaded column 7 and a screen plate 4, wherein the first frame body 1 and the second frame body 2 are fixedly connected through a connecting column 6, a space is arranged between the first frame body 1 and the second frame body 2, a threaded through hole 8 is arranged at one corner side position of the first frame body 1 and the second frame body 2, the threaded through holes 8 arranged on the first frame body 1 and the second frame body 2 are axially overlapped, the screen plate 4 is rectangular, a bayonet 9 is arranged at one corner side edge, the shape of the screen plate 4 is the same as that of the first frame body 1 and the second frame body 2, a threaded through hole 8 is arranged at the other corner side edge of the screen plate 4, the bayonet 9 is a circular through hole with an opening, the thickness of the screen plate 4 is smaller than the space arranged between the first frame body 1 and the second frame body 2, the bayonet 9 can be buckled on the connecting column 6 and enables the screen plate 4 to rotate in the interval relative to the connecting column 6, when the screen plate 4 rotates in the interval, a threaded through hole 8 arranged on the screen plate 4 is axially repeated with threaded through holes 8 arranged on the first frame body 1 and the second frame body 2, a rotating plate 5 is fixedly connected to the top of the threaded column 7, and the threaded column 7 penetrates through and screws the screen plate 4 and the threaded through holes 8 arranged on the first frame body 1 and the second frame body 2.

The screen plate 4 comprises a first screen plate 41, a second screen plate 42 and a third screen plate 43, and the aperture of the first screen plate 41 is different from that of the second screen plate 42, and that of the third screen plate 43 are different from that of the first screen plate.

Wherein, the outer side of the screen plate 4 is fixedly connected with a handle 3 used for rotating the screen plate 4.

The invention relates to a graded screening device for feed production, in particular to a device for screening feed, when in use, the feed to be screened is placed on a screen plate 4 and then the screening device is operated to shake, thereby completing the screening of the feed, then, the screen plate 4 with different aperture sizes and specifications is required to be replaced according to the screening requirement in the use process, and the specific operation process is as follows: the bayonet 9 of the screen plate 4 is buckled on the connecting column 6, the specific buckling process is shown in fig. 5, the bayonet 9 is a circular through hole with an opening, the opening of the bayonet 9 is plugged into the connecting column 6, the bayonet 9 can rotate around the connecting column 6 at the moment, and the schematic diagram of the bayonet 9 completely buckled in the connecting column 6 state is shown in fig. 6.

When the screen plate 4 rotates to the inside of the interval, the thread through hole 8 formed in the screen plate 4 is axially overlapped with the thread through holes 8 formed in the first frame body 1 and the second frame body 2, the rotary plate 5 is fixedly connected to the top of the thread column 7, the thread column 7 penetrates through and screws the screen plate 4 and the thread through holes 8 formed in the first frame body 1 and the second frame body 2, and the screen plate 4 is fixed between the first frame body 1 and the second frame body 2 at the moment, so that the installation of the whole device is completed.

The fixed connection mode is welding or riveting.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.