CN114733759A

CN114733759A - Mechanical automation raw materials sieving mechanism

Info

Publication number: CN114733759A
Application number: CN202210300747.3A
Authority: CN
Inventors: 洪松
Original assignee: Jinxiong Nantong Intelligent Technology Co ltd
Current assignee: Jinxiong Nantong Intelligent Technology Co ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-07-12

Abstract

The invention discloses a mechanical automatic raw material screening device, which comprises an outer shell, wherein a first screen is fixedly arranged at the bottom of the outer shell, the outer wall of the outer shell is fixedly provided with a supporting frame, a box body is arranged inside the outer shell, the bottom end of the box body is positioned at the top end of the first screen and is fixedly provided with a second screen, the inner wall of the outer shell is positioned at the outer wall of the box body and is embedded with balls, the inner wall of the outer shell and the outer wall of the box body are provided with annular chutes, the mechanical automatic raw material screening device achieves the purpose of conveniently adjusting the aperture size of the superposed first screen and second screen by matching the parts such as the outer shell, the first screen, the box body, the second screen, the balls and the like, thereby it is more comprehensive that the raw materials sieves to use through the cooperation of parts such as locating pin, pull ring, fixed plate and spring, reached and carried out the effect fixed in location to first screen cloth and second screen cloth after adjusting the mesh size.

Description

Mechanical automation raw materials sieving mechanism

Technical Field

The invention belongs to the technical field of mechanical automation, and particularly relates to a mechanical automation raw material screening device.

Background

In order to process raw materials into finished products with certain specifications in the processing process of some chemical raw materials and chemical production, a series of chemical processes such as raw material pretreatment, chemical reaction, separation and refining of reaction products and the like are often required, the raw materials are different in size, and the raw materials with different sizes can be used for processing different chemical machinery semi-finished products, so that the raw materials are required to be mechanically and automatically screened and classified before the processing of the chemical raw materials.

It should be noted that, in the following description,

firstly, the existing mechanical automatic raw material screening device can only screen raw materials once, and the remaining raw materials after screening need to be moved into devices with different screens for secondary screening, so that the working efficiency is reduced;

secondly, when the staff fed in raw materials too much, a large amount of raw materials come too late to screen and pile up on the filter screen top to lead to the filter screen to take place to block up, influence the device and carry out normal work.

The foregoing is in the scope of the inventor's knowledge and does not necessarily constitute prior art.

Disclosure of Invention

In order to solve the problems in the background art, the invention aims to provide a mechanical automatic raw material screening device.

In order to achieve the purpose, the invention provides a mechanical automatic raw material screening device, which comprises an outer shell, wherein a first screen is fixedly arranged at the bottom of the outer shell, a support frame is fixedly arranged on the outer wall of the outer shell, a box body is arranged inside the outer shell, a second screen is fixedly arranged at the bottom end of the box body, which is positioned at the top end of the first screen, balls are embedded in the inner wall of the outer shell, which is positioned at the outer wall of the box body, an annular chute is formed between the inner wall of the outer shell and the outer wall of the box body, a fixed block is fixedly arranged on the outer wall of the box body, a positioning pin penetrating into the support frame is arranged inside the fixed block, a positioning hole is formed at the top end of the support frame, a pull ring is fixedly connected at the top end of the positioning pin, a fixed plate is fixedly arranged above the support frame, and a spring is sleeved on the outer wall of the positioning pin, which is positioned above the fixed plate, the fixed feed inlet that is provided with in top of box, the top of box is provided with the pivot that runs through the inner wall of box, the bottom of pivot is located the inner wall fixedly connected with stirring rod of second screen cloth, the top fixedly connected with motor of pivot, the fixed stopper that is provided with of outer wall of pivot.

In one example, the bottom of shell body and box sets up to hemisphere type structure, and the aperture size of first screen cloth is the same with the aperture size of second screen cloth to the inner wall of first screen cloth closely laminates with the outer wall of second screen cloth.

In one example, the outer walls of the balls are matched with the inner wall of the annular sliding groove, the outer shell and the box body form a rotating structure through the balls, and the two groups of balls are symmetrically arranged on the outer wall of the box body.

In one example, a through hole matched with the outer wall of the positioning pin is formed in the fixing block, one end of the spring is fixedly connected with the bottom end of the fixing block, and the other end of the spring is fixedly connected with the top end of the fixing plate.

In one example, the outer wall of the positioning pin is matched with the inner wall of the positioning hole, the number of the positioning holes is three, and the three positioning holes are equidistantly arranged at the top end of the support frame.

In one example, the quantity of stopper is two sets ofly, and two sets of stoppers set up respectively in the top and the bottom of box to the stirring rod sets up to the arc structure.

The mechanical automatic raw material screening device provided by the invention can bring the following beneficial effects:

the mesh size adjusting device has the advantages that the purpose of conveniently adjusting the aperture size of the overlapped first screen and second screen is achieved through the matched use of parts such as the outer shell, the first screen, the box body, the second screen and balls, so that raw materials are screened more comprehensively, and the effect of positioning and fixing the first screen and the second screen after the mesh size is adjusted is achieved through the matched use of parts such as the positioning pins, the pull rings, the fixing plates and the springs;

secondly, use through the cooperation of parts such as pivot, stirring rod, motor and stopper, reached the purpose of accelerating raw materials screening speed to avoided a large amount of raw materials to come too late the screening to pile up on the filter screen top and lead to blockking up, influenced the device and carried out normal work.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is a schematic sectional view from above of the present invention;

FIG. 3 is a schematic top view of the outer casing of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 1 according to the present invention.

In the drawings: 1. an outer housing; 2. a first screen; 3. a support frame; 4. a box body; 5. a second screen; 6. a ball bearing; 7. an annular chute; 8. a fixed block; 9. positioning pins; 10. positioning holes; 11. a pull ring; 12. a fixing plate; 13. a spring; 14. a feed inlet; 15. a rotating shaft; 16. a stirring rod; 17. a motor; 18. and a limiting block.

Detailed Description

In order to more clearly explain the overall concept of the invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "central," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the indicated orientations and positional relationships based on the drawings for ease of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.

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, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. In the description of the present specification, reference to the description of the terms "one aspect," "some aspects," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same aspect or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any one or more aspects or examples in a suitable manner.

As shown in fig. 1 to 4, an embodiment of the present invention provides a mechanical automated raw material screening device, which includes an outer casing 1, a first screen 2 is fixedly disposed at the bottom of the outer casing 1, a support frame 3 is fixedly disposed on the outer wall of the outer casing 1, a box body 4 is disposed inside the outer casing 1, a second screen 5 is fixedly disposed at the bottom end of the box body 4, which is located at the top end of the first screen 2, balls 6 are embedded in the inner wall of the outer casing 1, which is located at the outer wall of the box body 4, an annular chute 7 is disposed at the inner wall of the outer casing 1 and the outer wall of the box body 4, a fixing block 8 is fixedly disposed on the outer wall of the box body 4, a positioning pin 9 penetrating into the support frame 3 is disposed inside the fixing block 8, a positioning hole 10 is disposed at the top end of the support frame 3, a pull ring 11 is fixedly connected to the top end of the positioning pin 9, a fixing plate 12 is fixedly disposed above the support frame 3, the top cover that the outer wall of locating pin 9 is located fixed plate 12 has spring 13, and the fixed feed inlet 14 that is provided with in top of box 4, the top of box 4 are provided with the pivot 15 that runs through the inner wall of box 4, and the bottom of pivot 15 is located the inner wall fixedly connected with stirring rod 16 of second screen cloth 5, the top fixedly connected with motor 17 of pivot 15, and the fixed stopper 18 that is provided with of the outer wall of pivot 15.

Specifically, the bottom of shell body 1 and box 4 sets up to hemisphere type structure, and the aperture of first screen cloth 2 is the same with the aperture size of second screen cloth 5 to the inner wall of first screen cloth 2 closely laminates with the outer wall of second screen cloth 5, is convenient for adjust the mesh size that first screen cloth 2 and second screen cloth 5 formed.

Specifically, the outer wall of ball 6 agrees with the inner wall of annular spout 7 mutually, and shell body 1 passes through ball 6 with box 4 and constitutes revolution mechanic to two sets of balls 6 symmetry sets up the outer wall at box 4, is convenient for make shell body 1 rotate at the outer wall of box 4 through ball 6 rolls in annular spout 7.

Specifically, the through-hole that agrees with mutually with locating pin 9 outer wall is seted up to the inside of fixed block 8, and the one end of spring 13 and the bottom fixed connection of fixed block 8 to the other end of spring 13 and the top fixed connection of fixed plate 12, the locating pin 9 of being convenient for slides in the inside of fixed block 8, and resets through the elastic deformation of spring 13.

Specifically, the outer wall of locating pin 9 agrees with mutually with the inner wall of locating hole 10, and the quantity of locating hole 10 is three groups to three groups of locating holes 10 equidistance are seted up on the top of support frame 3, are convenient for insert in locating hole 10 through locating pin 9 and fix a position outer casing 1 and box 4.

Specifically, the number of the limiting blocks 18 is two, and the two limiting blocks 18 are respectively arranged at the top end and the bottom end of the box body 4, and the stirring rod 16 is of an arc-shaped structure, so that the limiting support is conveniently performed through the limiting blocks 18 when the rotating shaft 15 rotates.

The working principle is as follows: according to the figure 1, raw materials are poured into a box body 4 through a feeding hole 14, the raw materials are filtered through meshes after the first screen 2 and the second screen 5 are overlapped, at the moment, a motor 17 is started, the motor 17 drives a rotating shaft 15 to rotate, the rotating shaft 15 drives a stirring rod 16 to rotate, the limiting support is carried out through a limiting block 18, the raw materials are stirred when the stirring rod 16 rotates, the screening speed of the raw materials is accelerated, and the problem that the meshes are blocked due to the fact that a large amount of raw materials are not screened and accumulated at the top end of the second screen 5 to influence the normal work of the device is avoided;

according to the drawings of fig. 1-4, pulling a pull ring 11, the pull ring 11 drives a positioning pin 9 to slide upwards in a fixed block 8, the bottom end of the positioning pin 9 is pulled out of a positioning hole 10, meanwhile, the positioning pin 9 drives a fixed plate 12 of an outer wall to move upwards to extrude a spring 13, at this time, a box body 4 is rotated, the box body 4 rotates in an annular chute 7 through rolling of balls 6, the box body 4 drives a second screen 5 to rotate at the top end of a first screen 2, when meshes of the first screen 2 and the second screen 5 after overlapping become larger step by step, the pull ring 11 is loosened, the spring 13 recovers deformation to drive the positioning pin 9 to reset, the bottom end of the positioning pin 9 is inserted into the positioning hole 10 at the top end of a support frame 3 to position and fix the outer shell 1 and the box body 4, when sieving, a container is placed at the bottom end of the first screen 2, sieved raw materials with different sizes are classified in sequence, and finally, the raw materials which have larger volume and cannot be sieved in the box body 4 are poured out through a feed port 14, therefore, raw materials are screened more comprehensively through multi-level screening, and the mechanical automatic raw material screening device is the working principle.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A mechanical automation raw material screening device is characterized by comprising an outer shell, wherein a first screen is fixedly arranged at the bottom of the outer shell, a support frame is fixedly arranged on the outer wall of the outer shell, a box body is arranged inside the outer shell, a second screen is fixedly arranged at the bottom end of the box body, which is positioned at the top end of the first screen, balls are embedded in the inner wall of the outer shell, which is positioned at the outer wall of the box body, an annular chute is formed between the inner wall of the outer shell and the outer wall of the box body, a fixed block is fixedly arranged on the outer wall of the box body, a positioning pin penetrating into the support frame is arranged inside the fixed block, a positioning hole is formed at the top end of the support frame, a pull ring is fixedly connected at the top end of the positioning pin, a fixed plate is fixedly arranged above the support frame, a spring is sleeved on the outer wall of the positioning pin, which is positioned above the fixed plate, the fixed feed inlet that is provided with in top of box, the top of box is provided with the pivot that runs through the inner wall of box, the bottom of pivot is located the inner wall fixedly connected with stirring rod of second screen cloth, the top fixedly connected with motor of pivot, the fixed stopper that is provided with of outer wall of pivot.

2. The mechanically automated feedstock screening apparatus of claim 1, wherein: the bottom of shell body and box sets up to hemisphere type structure, and the aperture of first screen cloth is the same with the aperture size of second screen cloth to the inner wall of first screen cloth closely laminates with the outer wall of second screen cloth.

3. The mechanically automated feedstock screening apparatus of claim 1, wherein: the outer wall of ball agrees with mutually with the inner wall of annular spout, and the shell body passes through the ball with the box and constitutes revolution mechanic to two sets of ball symmetry sets up the outer wall at the box.

4. The mechanically automated feedstock screening apparatus of claim 1, wherein: the through-hole that agrees with mutually with the locating pin outer wall is seted up to the inside of fixed block, and the one end of spring and the bottom fixed connection of fixed block to the other end of spring and the top fixed connection of fixed plate.

5. The mechanically automated feedstock screening apparatus of claim 1, wherein: the outer wall of the positioning pin is matched with the inner wall of the positioning holes, the number of the positioning holes is three, and the three groups of positioning holes are equidistantly arranged at the top end of the supporting frame.

6. The mechanically automated feedstock screening apparatus of claim 1, wherein: the number of the limiting blocks is two, the two limiting blocks are respectively arranged at the top end and the bottom end of the box body, and the stirring rod is of an arc-shaped structure.