CN209866622U - A vibrating screening machine with multi-level fine classification - Google Patents

Abstract

The utility model discloses a categorised vibrations screening machine is refine to multistage, fight including box and well screening, the dashpot has been seted up to the lower extreme of box inside, the feed inlet is installed to the upper end of box, and the downside of feed inlet is provided with screening and fights, go up screening and fight both ends all through jack-post and lift groove and box interconnect about, and the upside of jack-post is provided with the main cam, the outer end of main cam is connected with the motor simultaneously, the right-hand member of main cam passes through drive wheel and drive belt and assistance cam interconnect, and the front end of main cam passes through the spliced pole and assists cam interconnect, the lower extreme of jack-post is fixed with the back shaft, well screening is fought and is set up the downside of fighting at last screening, the downside that well screening was fought is provided with down screening and is fought, the inside right-hand member of box passes through support frame and slider. This multistage categorised vibrations screening machine that refines not only is convenient for carry out multistage screening to the material, is convenient for increase device overall stability simultaneously, noise abatement pollution.

Description

A vibration screening machine with multi-level fine classification

technical field

The utility model relates to the technical field of material screening, in particular to a vibrating screening machine for multi-level fine classification.

Background technique

The screening machine uses the relative movement between the bulk material and the screen surface to make part of the particles pass through the screen holes, and divide the sand, gravel, crushed stone and other materials into different levels of vibrating screening mechanical equipment according to the particle size. The vibrating screen is also called vibrating screen. Vibrating screen machines and screening machines are screening machines that use the reciprocating rotary vibration generated by the vibration of the vibrator to work. According to the different principles of vibrating screens, they can be divided into circular vibrating screens and linear vibrating screens.

However, at present, most screening machines can only screen materials once, and cannot perform multi-stage screening of materials according to requirements, which affects the processing progress of the work. In view of the above problems, an innovative design is carried out on the basis of the original vibrating screening machine.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides a vibrating screening machine with multi-level fine classification, which solves the problem that most screening machines can only screen materials once, and cannot perform multi-level screening on materials according to requirements. , A problem that affects the processing progress of the work.

(2) Technical solution

In order to achieve the above purpose, the utility model provides the following technical solutions: a vibrating screening machine for multi-level fine classification, including a box body and a middle screening bucket, a buffer tank is opened inside the lower end of the box body, and the buffer tank A buffer column is fixed inside, and a buffer spring is wrapped around the buffer column. A feed inlet is installed on the upper end of the box, and an upper screening bucket is arranged on the lower side of the feed inlet, and the inner left end of the upper screening bucket is The upper screening net is installed, the left and right ends of the upper screening bucket are connected to the box through the shaft column and the lifting groove, and the upper side of the shaft column is provided with a main cam, and the outer end of the main cam is connected to a motor , the right end of the main cam is connected to the auxiliary cam through a transmission wheel and a transmission belt, and the front end of the main cam is connected to the auxiliary cam through a connecting column. The blocks and telescopic slots are connected with the support sleeve, and the support sleeve is provided with a support spring inside, the middle screening bucket is arranged on the lower side of the upper screening bucket, and the middle screening net is installed inside the middle screening bucket. The lower side of the middle screening bucket is provided with a lower screening bucket, and the inside of the lower screening bucket is equipped with a lower screening net, and the lower side of the lower screening bucket is provided with a discharge port. The right end is connected to the upper movable box through a support frame and a slide block, and a lower movable box is arranged on the lower side of the upper movable box, and the lower end of the lower movable box is connected to the box body through a clamping block and a slot.

Preferably, the buffer tank constitutes a shock absorbing device through a buffer column, a buffer spring and a box, and the initial length of the buffer spring is equal to the length of the buffer column.

Preferably, the mesh diameter of the upper screening net is larger than that of the middle screening net, and the diameter of the middle screening net is larger than that of the lower screening net.

Preferably, the shaft column forms a lifting mechanism with the box body through the lifting groove, and there are two shaft columns symmetrically distributed with respect to the vertical axis of the box body.

Preferably, the main cam constitutes a transmission mechanism with the auxiliary cam through a transmission wheel and a transmission belt, and the outer surface of the transmission wheel and the inner surface of the transmission belt both have a sawtooth structure.

Preferably, the support shaft constitutes a telescopic mechanism through the support spring, the telescopic slot and the support sleeve, and the initial length of the support spring is equal to the depth of the telescopic slot.

Preferably, the lower movable box forms a sliding mechanism with the box body through the clamping block and the clamping groove, and the sliding direction of the sliding mechanism is left and right sliding.

(3) Beneficial effects

The utility model provides a vibrating screening machine for multi-level fine classification. Has the following beneficial effects:

(1) For the vibration screening machine with multi-level fine classification, the structure of the buffer tank and the box increases the overall stability of the device and reduces the noise pollution generated during the operation of the device. The upper screen, the middle screen and the The structure of the lower screening net is convenient for the whole device to carry out multi-stage screening of the material, which increases the screening efficiency of the device. The structure of the shaft column and the box body is convenient for vibrating the material, and at the same time increases the working stability of the device.

(2) In the vibrating screening machine with multi-level fine classification, the structure of the main cam and the auxiliary cam reduces the electric energy required for the device to work and saves the cost. At the same time, the structure of the transmission wheel and the transmission belt increases the transmission of the motor to the auxiliary cam. Efficiency, the structure of the support shaft and the support sleeve facilitates the upward movement of the shaft column, cooperates with the main cam to stabilize the vibration frequency of the device, and the structure of the lower movable box and the box body is convenient for the user to take out and clean the lower movable box, increasing the use efficiency of the device .

Description of drawings

Fig. 1 is a schematic diagram of the front structure of the utility model;

Fig. 2 is a schematic view of the side structure of the utility model;

Fig. 3 is a schematic view of the structure of the utility model;

Fig. 4 is a schematic diagram of an enlarged structure at A in Fig. 1 of the present invention.

In the figure: 1, box body; 2, buffer tank; 3, buffer column; 4, buffer spring; 5, feed inlet; 6, upper screening bucket; 7, upper screening net; 8, shaft column; Main cam; 10, motor; 11, transmission wheel; 12, transmission belt; 13, auxiliary cam; 14, connecting column; 15, lifting groove; 16, supporting shaft; 17, fixed block; 20, support spring; 21, middle screening bucket; 22, middle screening net; 23, lower screening bucket; 24, lower screening net; 25, discharge port; 26, upper movable box; 27, slide block ; 28, the support frame; 29, the lower movable box; 30, the block; 31, the slot.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Figure 1-4, the utility model provides a technical solution: a vibration screening machine with multi-level fine classification, including a box body 1, a buffer tank 2, a buffer column 3, a buffer spring 4, and a feed port 5 , upper screening bucket 6, upper screening net 7, shaft column 8, main cam 9, motor 10, transmission wheel 11, transmission belt 12, auxiliary cam 13, connecting column 14, lifting groove 15, support shaft 16, fixed block 17 , telescopic groove 18, support sleeve 19, support spring 20, middle screening bucket 21, middle screening net 22, lower screening bucket 23, lower screening net 24, discharge port 25, upper movable box 26, slider 27 , the support frame 28, the lower movable box 29, the block 30 and the draw-in groove 31, the inside of the lower end of the box body 1 is provided with a buffer groove 2, and the inside of the buffer groove 2 is fixed with a buffer column 3, and the periphery of the buffer column 3 is wrapped with The buffer spring 4, the upper end of the box body 1 is equipped with a feed port 5, and the lower side of the feed port 5 is provided with an upper screening bucket 6, and an upper screening net 7 is installed at the inner left end of the upper screening bucket 6. The left and right ends of the screening bucket 6 are connected with the box body 1 through the shaft column 8 and the lifting groove 15, and the upper side of the shaft column 8 is provided with a main cam 9, and the outer end of the main cam 9 is connected with a motor 10. The right end of cam 9 is interconnected with auxiliary cam 13 by transmission wheel 11 and transmission belt 12, and the front end of main cam 9 is interconnected with auxiliary cam 13 by connecting column 14, and the lower end of shaft column 8 is fixed with supporting shaft 16, and supporting shaft 16 The lower end of the lower end is connected with the support sleeve 19 through the fixed block 17 and the telescopic groove 18. At the same time, the inside of the support sleeve 19 is provided with a support spring 20. The middle screening bucket 21 is arranged on the lower side of the upper screening bucket 6, and the middle screening bucket The inside of 21 is equipped with a middle screening net 22, the lower side of the middle screening bucket 21 is provided with a lower screening bucket 23, and the inside of the lower screening bucket 23 is equipped with a lower screening net 24, and the bottom of the lower screening bucket 23 The lower side is provided with a discharge port 25, and the inner right end of the casing 1 is interconnected with the upper movable box 26 by a support frame 28 and a slide block 27, and the lower side of the upper movable box 26 is provided with a lower movable box 29, and the lower movable box The lower end of 29 is connected to the box body 1 through the block 30 and the slot 31;

The buffer tank 2 forms a shock absorbing device through the buffer column 3 and the buffer spring 4 and the box body 1, and the initial length of the buffer spring 4 is equal to the length of the buffer column 3, and the structure of the buffer slot 2 and the box body 1 increases the overall stability of the device , reducing the noise pollution generated during the operation of the device.

The mesh diameter of last screening net 7 is greater than the mesh diameter of middle screening net 22, and the diameter of middle screening net 22 is greater than the mesh diameter of lower screening net 24, last screening net 7, middle screening net 22 and lower sieve The structure of the sub-network 24 is convenient for the whole device to carry out multi-stage screening of the materials, increasing the screening efficiency of the device.

The shaft column 8 forms a lifting mechanism with the box body 1 through the lifting groove 15, and there are two shaft columns 8 symmetrically distributed about the vertical axis of the box body 1. The structure of the shaft column 8 and the box body 1 is convenient for vibrating the material, and at the same time increases The working stability of the device.

The main cam 9 forms a transmission mechanism through the transmission wheel 11 and the transmission belt 12 and the auxiliary cam 13, and the outer surface of the transmission wheel 11 and the inner surface of the transmission belt 12 are in a sawtooth structure, and the structure of the main cam 9 and the auxiliary cam 13 reduces the work of the device. The required electric energy saves the cost, and the structure of the transmission wheel 11 and the transmission belt 12 increases the transmission efficiency of the motor 10 to the auxiliary cam 13.

The support shaft 16 constitutes a telescopic mechanism through the support spring 20, the telescopic groove 18 and the support sleeve 19, and the initial length of the support spring 20 is equal to the depth of the telescopic groove 18, and the structure of the support shaft 16 and the support sleeve 19 facilitates the upward movement of the shaft post 8, Cooperate with the main cam 9 to stabilize the vibration frequency of the device.

Lower movable box 29 constitutes a sliding mechanism by clamping block 30 and draw-in groove 31 and casing 1, and the sliding direction of this sliding mechanism is to slide left and right, and the structure of lower movable box 29 and casing 1 is convenient for the user to lower movable box 29. Take it out and clean it up to increase the efficiency of the device.

When in use, according to Figure 1 and Figure 3, the user first connects the motor 10 to an external power supply, and turns on the motor 10, so that the motor 10 drives the main cam 9 to rotate, and the main cam 9 is driven by the connecting column 14 and the transmission wheel 11 The auxiliary cam 13 rotates, and when the protrusions of the main cam 9 and the auxiliary cam 13 rotate downward, the pressing shaft column 8 moves to the lower end of the lifting groove 15, and the shaft column 8 presses the supporting shaft 16 to the inside of the telescopic groove 18 Move, so that the shaft column 8 drives the upper screening bucket 6, the middle screening bucket 21 and the lower screening bucket 23 move downward, and the support spring 20 in the compressed state gives the support shaft 16 to move to the upper end of the telescopic groove 18, The shaft column 8 is moved upwards, and the upper screening bucket 6, the middle screening bucket 21 and the lower screening bucket 23 are moved upwards to form a reciprocating motion and improve the screening efficiency of the device.

According to Figure 2 and Figure 4, during use, the upper screen 7 screens out the larger magazines in the boring, and collects them through the upper movable box 26, and the structure of the middle screen 22 is convenient for finer materials. Sieve, collect through the lower movable box 29 on the right side at the same time, and finally the lower sieving net 24 subdivides the material, and flows out through the discharge port 25, and is received by the user in a container to complete the overall screening of the device Operation, this is the working principle of the vibrating screening machine with multi-level refinement classification, and the contents not described in detail in this specification all belong to the prior art known to those skilled in the art.

To sum up, in this vibrating screening machine with multi-level fine classification, the structure of the buffer tank 2 and the box body 1 increases the overall stability of the device and reduces the noise pollution generated during the operation of the device. The structure of the screening net 22 and the lower screening net 24 is convenient for the whole device to carry out multi-stage screening of the material, which increases the screening efficiency of the device. Work stability, and the structure of the main cam 9 and the auxiliary cam 13 reduces the electrical energy required for the device to work, saving costs. At the same time, the structure of the transmission wheel 11 and the transmission belt 12 increases the transmission efficiency of the motor 10 to the auxiliary cam 13, supporting the shaft The structure of 16 and support sleeve 19 is convenient to push the shaft column 8 to move upwards, cooperate with the main cam 9 to stabilize the vibration frequency of the device, the structure of the lower movable box 29 and the box body 1 is convenient for the user to take out and clean the lower movable box 29, and increase the device usage efficiency.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. A vibratory screening machine for multi-stage fine classification, comprising a casing (1) and a middle screening bucket (21), characterized in that: a buffer tank (2) is provided inside the lower end of the casing (1) , and the interior of the buffer tank (2) is fixed with a buffer column (3), while the outer periphery of the buffer column (3) is wrapped with a buffer spring (4), and the upper end of the box (1) is equipped with a feed port (5) , and the lower side of the feed inlet (5) is provided with an upper screening bucket (6), while an upper screening net (7) is installed on the inner left end of the upper screening bucket (6), and the upper screening bucket (6) The left and right ends of ) are connected to the box body (1) through the shaft column (8) and the lifting groove (15), and the upper side of the shaft column (8) is provided with a main cam (9), and the main cam (9) The outer end of the main cam (9) is connected with the motor (10), the right end of the main cam (9) is connected to the auxiliary cam (13) through the transmission wheel (11) and the transmission belt (12), and the front end of the main cam (9) is connected through the connecting column (14) is mutually connected with auxiliary cam (13), and the lower end of described shaft column (8) is fixed with supporting shaft (16), and the lower end of supporting shaft (16) is connected with fixed block (17) and telescopic slot (18) The support sleeves (19) are connected to each other, and the inside of the support sleeve (19) is provided with a support spring (20). The middle screening bucket (21) is arranged on the lower side of the upper screening bucket (6), and the middle screening bucket (21) The inside of the bucket (21) is equipped with a middle screening net (22), the lower side of the middle screening bucket (21) is provided with a lower screening bucket (23), and the inside of the lower screening bucket (23) is equipped with The lower screening net (24), while the lower side of the lower screening bucket (23) is provided with a discharge port (25), the inner right end of the box (1) passes through the support frame (28) and the slide block (27) It is connected with the upper movable box (26), and the lower side of the upper movable box (26) is provided with the lower movable box (29), and the lower end of the lower movable box (29) passes through the clamping block (30) and the draw-in groove (31) Connect with the box body (1). 2. A vibrating screening machine with multi-level fine classification according to claim 1, characterized in that: the buffer tank (2) is connected to the box body (1) through the buffer column (3) and the buffer spring (4). A shock absorbing device is formed, and the initial length of the buffer spring (4) is equal to the length of the buffer column (3). 3. The vibratory screening machine of a kind of multi-stage refinement classification according to claim 1, is characterized in that: the mesh diameter of described upper screening net (7) is greater than the mesh diameter of middle screening net (22), and The diameter of the middle screening net (22) is greater than the mesh diameter of the lower screening net (24). 4. A vibrating screening machine with multi-level fine classification according to claim 1, characterized in that: the shaft column (8) constitutes a lifting mechanism through the lifting groove (15) and the box body (1), and the shaft There are two columns (8) symmetrically distributed about the vertical axis of the box body (1). 5. A vibrating screening machine with multi-level fine classification according to claim 1, characterized in that: the main cam (9) is formed by a transmission wheel (11) and a transmission belt (12) and an auxiliary cam (13) transmission mechanism, and the outer surface of the transmission wheel (11) and the inner surface of the transmission belt (12) are all in a sawtooth structure. 6. A vibratory screening machine with multi-level refinement and classification according to claim 1, characterized in that: the support shaft (16) connects with the support sleeve (19) through the support spring (20) and telescopic groove (18) A telescopic mechanism is formed, and the initial length of the support spring (20) is equal to the depth of the telescopic groove (18). 7. A vibration screening machine for multi-level fine classification according to claim 1, characterized in that: the lower movable box (29) is connected with the box body (1) through the block (30) and the slot (31) ) constitute a sliding mechanism, and the sliding direction of the sliding mechanism is to slide left and right.