CN211587418U

CN211587418U - Vibration screening machine

Info

Publication number: CN211587418U
Application number: CN201921495430.XU
Authority: CN
Inventors: 胡凤鸣; 黄向阳; 王海红; 梁海伟
Original assignee: Suzhou Minghuo Intelligent Equipment Co ltd
Current assignee: Suzhou Minghuo Intelligent Equipment Co ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-09-29
Anticipated expiration: 2029-09-10

Abstract

The utility model discloses a vibration screening machine, include: the screening device comprises a screening device body, a rack and a driving assembly arranged on the rack; the screening device body is connected with the driving assembly; the screening device body comprises a screening cavity and a discharge chamber which are sequentially arranged from top to bottom, and a through hole is formed in the joint of the screening cavity and the discharge chamber; the end part of the screening cavity is provided with a first discharge port, the end part of the discharge chamber is provided with a second discharge port, and projections formed on a horizontal plane by the first discharge port and the second discharge port are mirror images of each other; a sieve body with an opening at one end part is placed in the screening cavity, and sieve holes are formed in the bottom of the sieve body; the screen body cover is arranged on the through hole. The screening machine can screen two materials with different specifications according to the required material size, the materials are screened in a grading way at one time, and the screen body in the screening machine can be replaced; easy operation and high degree of automation.

Description

Vibration screening machine

Technical Field

The utility model relates to a sieve separator, concretely relates to vibrations sieve separator.

Background

The operation of classifying a group of particles having a wide particle size range into grades by particle size (or volume) using a sieve is called screening. In current industrial production, the crushed materials are often required to be divided into different size fractions through a screen surface, and finally qualified materials are obtained. The most common screening machines utilize the relative motion of the particulate material and the screening surface to allow part of the particles to pass through the screening holes, thereby classifying the materials such as sand, gravel, crushed stone, etc. into different grades according to the particle size.

However, the screening machines in the current market generally cannot perform continuous discharging and feeding in the screening process, and after screening raw materials are fed to a screening machine for screening, an operator needs to manually collect the screened materials, and then performs the next feeding screening after the collection is completed; and the vibration screening machine in the current market can only screen materials with single specification, and the automation degree is not high.

A new vibration screening machine is needed to be designed, so that materials with different specifications can be screened according to the required material size, the materials are automatically classified and screened at one time, and a screen body in the screening machine can be replaced according to the actual requirement of the specification of the materials to be screened; simple structure, easy operation and high degree of automation.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a vibration screening machine, which can screen two materials with different specifications according to the required material size, and screen the materials in a grading way at one time, and the screen body in the screening machine can be replaced; easy operation and high degree of automation.

In order to solve the technical problem, the utility model provides a vibration screening machine, include: the screening device comprises a screening device body, a rack and a driving assembly arranged on the rack; the screening device body is connected with the driving assembly; the screening device body comprises a screening cavity and a discharge chamber, wherein the screening cavity is used for screening materials, the discharge chamber is used for discharging the screened residual materials, and a through hole is formed in the joint of the screening cavity and the discharge chamber; the end part of the screening cavity is provided with a first discharge port, the end part of the discharge chamber is provided with a second discharge port, and projections formed on a horizontal plane by the first discharge port and the second discharge port are mirror images of each other; a sieve body with an opening at one end part is placed in the screening cavity, and sieve holes are formed in the bottom of the sieve body; the screen body cover is arranged on the through hole.

Preferably, an inclined guide plate I is further arranged in the screening cavity, a contraction opening I is formed in the screening cavity by the guide plate I, and the contraction opening I is connected with the discharge opening I.

Preferably, a second oblique guide plate is arranged in the discharge chamber; one end of the second guide plate is connected with the side wall of the discharge chamber, the second guide plate forms a second contraction opening in the discharge chamber, and the second contraction opening is connected with the second discharge opening; the projections of the first guide plate and the second guide plate on the horizontal plane are mirror images of each other.

Preferably, the vibration screening machine comprises a feeding port, the feeding port is arranged above the screening device body through a supporting plate, and the width of the feeding port is smaller than that of the screening device body; the feeding port comprises an upper feeding port with a rectangular cross section and a lower feeding port mutually connected with the upper feeding port; the lower feed inlet is in a conical shape with a large opening at the upper end and a small opening at the lower end; the inner walls of the upper feeding opening and the lower feeding opening are smooth.

Preferably, a frequency modulator for controlling the voltage and the frequency of the vibration is arranged beside the rack, the frequency modulator is electrically connected with the driving assembly, a touch display screen is arranged on the frequency modulator, and the touch display screen is connected with the control end of the frequency modulator through a peripheral circuit.

Preferably, a first material collecting bin is arranged below the first material outlet, a second material collecting bin is arranged below the second material outlet, and the first material collecting bin is arranged beside the second material collecting bin; the first material collecting bin and the second material collecting bin are both located on the rack.

Preferably, the inner walls of the two sides of the screen body are connected with a discharging plate for smoothing materials, and the discharging plate is positioned above the screen holes.

Preferably, the driving assembly comprises a vibration motor and a vibration exciter electrically connected with the vibration motor; the bottom of the discharge chamber is supported on the vibration exciter through an elastic element, and the vibration exciter is used for driving the discharge chamber to vibrate.

Preferably, the bottom of the frame is provided with supporting feet, and foot pads for reducing the ground pressure of the frame are bonded to the bottoms of the supporting feet; the supporting legs are internally provided with reinforcing ribs for reinforcing the bearing capacity of the supporting legs, and the reinforcing ribs are cylindrical.

Preferably, handles which are convenient for taking out the collecting bins are arranged on the side surfaces of the first collecting bin and the second collecting bin.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model arranges the screening device body and the discharge chamber for discharging the screened residues; the continuous screening can be carried out on two materials with different specifications, the materials can be automatically and continuously discharged, and the operation of extra personnel is not needed; moreover, the screening machine can classify materials only through one-time screening, the screening effect is good, the labor intensity is greatly saved, and the labor efficiency is improved.

2. The utility model discloses a setting can drive the drive assembly of sieving mechanism body motion can drive sieving mechanism body and the vibrations of discharge chamber high frequency low noise ground many times, and vibrations are effectual, can carry out quick screening with the material, and convenient operation and degree of automation are very high.

3. The utility model arranges the screen body and arranges the screen holes at the bottom of the screen body, and the peripheral edge of the screen body is buckled in the screening cavity; when the screen frame is damaged in long-time use, can change the screen frame is quick.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is a schematic structural view of the utility model after the screen body is taken out.

The device comprises a material inlet 1, a support plate 2, a screen body 3, a discharge chamber 4, a frame 5, a touch display screen 6, a material collecting bin II 7, a material collecting bin I8, a handle 9, a guide plate I10, a vibration motor 21, supporting legs 22, reinforcing ribs 23, a vibration exciter 24, a frequency modulator 25, an upper material inlet 26, a lower material inlet 27, a screen mesh 31, a sieve mesh 32, a screening device body 41, a through hole 42, a discharge hole I43 and a discharge hole II 44.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the utility model discloses a vibration screening machine, include:

the screening device comprises a screening device body 41, a frame 5 and a driving component arranged on the frame 5; the screening device body 41 is connected to a drive unit.

The screening device body 41 comprises a screening cavity for screening materials and a discharge chamber 4 for discharging the screened residual materials, which are sequentially arranged from top to bottom, and a through hole 42 is formed at the joint of the screening cavity and the discharge chamber 4; the end part of the screening cavity is provided with a first discharge port 43, the end part of the discharge chamber 4 is provided with a second discharge port 44, and projections formed on the horizontal plane by the first discharge port 43 and the second discharge port 44 are mirror images of each other; a sieve body 3 with an open end is arranged in the screening cavity, and the bottom of the sieve body 3 is provided with a sieve pore 32; the screen body 3 is covered on the through hole 42. The inner walls of the two sides of the screen body 3 are connected with a discharging plate for smoothing materials, and the discharging plate is positioned above the screen holes 32.

Install screen frame 3 in above-mentioned screening chamber, through above-mentioned drive assembly, sieving mechanism body 41 can vibrate and drive screen frame 3 vibrations, and the industrial material that needs to sieve makes jumping motion on screen cloth 31, and the slightly littleer material of specification drops through sieve mesh 32, and the material of staying on screen frame 3 can be followed discharge gate 43 and is transmitted away.

An oblique guide plate I10 is further arranged in the screening cavity, the guide plate I10 forms a first contraction opening in the screening cavity, and the first contraction opening is connected with a first discharge opening 43. A second oblique guide plate is arranged in the discharge chamber 4; one end of the second guide plate is connected with the side wall of the discharge chamber 4, the second guide plate forms a second contraction opening in the discharge chamber 4, and the second contraction opening is connected with the second discharge opening 44; the projections of the first guide plate 10 and the second guide plate on the horizontal plane are mirror images of each other. In the screening process of the vibration screening machine, materials left on the screen body 3 are discharged from the discharge hole I43 through the guiding action of the guide plate I10; the material falling in the discharge chamber 4 is discharged from the second discharge hole 44 under the guiding action of the second guide plate; can continuously discharge, and has high discharging efficiency. The materials screened and remained in the screening device body 41 can not fall out of the screening machine, and the loss of industrial materials is reduced.

The vibration screening machine comprises a feeding port 1, wherein the feeding port 1 is arranged above the screening device body 41 through a supporting plate 2. The width of the feeding port 1 is smaller than that of the screening device body 41; the feeding port 1 comprises an upper feeding port 26 with a rectangular cross section and a lower feeding port 27 connected with the upper feeding port 26, and the lower feeding port 27 is in a conical shape with a large opening at the upper end and a small opening at the lower end; the inner walls of the upper feeding port 26 and the lower feeding port 27 are both smooth, industrial materials to be screened are poured into the lower feeding port 1, the lower feeding port 27 is arranged to be conical, the lower end opening of the lower feeding port 27 is smaller than the width of the screening device body 41, the materials cannot fall to the ground from the feeding port 1, material loss is reduced, and screening efficiency is improved.

The driving assembly comprises a vibration motor 21 and an exciter 24 electrically connected with the vibration motor 21. The side of above-mentioned frame 5 is provided with the frequency modulator 25 that is used for controlling the voltage and the frequency of putting the vibration, above-mentioned frequency modulator 25 and drive assembly electric connection, sets up a touch display screen 6 on the frequency modulator 25, and above-mentioned touch display screen 6 can be through peripheral circuit and frequency modulator 25's control end interconnect, can change the vibration frequency and the vibration range of vibrations sieve separator through adjusting above-mentioned frequency modulator 25, can make the degree of automation of above-mentioned vibrations sieve separator higher.

A first material collecting bin 8 is arranged below the first discharge port 43, and a second material collecting bin 7 is arranged below the second discharge port 44; the first collecting bin 8 and the second collecting bin 7 are both arranged on the frame 5; the side of the first collecting bin 8 and the second collecting bin 7 is provided with a handle 9, and the handle 9 can be used for taking out the collecting bins conveniently. The shape and the area of the cross section of the first collecting bin 8 are the same as those of the cross section of the second collecting bin 7; the height of the first collecting bin 8 is larger than that of the second collecting bin 7, materials discharged from the first discharging port 43 and the second discharging port 44 can enter different collecting bins respectively, and industrial materials of two specifications cannot be mixed together.

The vibration exciter 24 is connected to the bottom of the discharge chamber 4, and the vibration exciter 24 is used for driving the discharge chamber 4 to vibrate. The vibration seat can uniformly drop the materials in the discharge chamber 4 into the second material collecting bin 7.

The bottom of the frame 5 is provided with supporting feet 22, and the bottom of the supporting feet 22 is adhered with a foot pad for reducing the pressure of the frame 5 to the ground. The supporting foot 22 is provided with a reinforcing rib 23 for reinforcing the bearing capacity of the supporting foot 22, and the reinforcing rib 23 is cylindrical.

The working principle is as follows: industrial materials to be screened are poured from the material inlet 1, the screen body 3 is arranged in a screening cavity in the screening device body 41, the screening device body 41 can vibrate through the driving assembly, the industrial materials to be screened do jumping motion on the screen body 3, and the materials with smaller specifications can fall into the discharge chamber 4 through the screen holes 32; the screened material left on the screen body 3 is conveyed from the screening opening I to the collecting bin I8 through the guiding action of the guide plate I10; the industrial materials falling in the discharging chamber 4 are guided by the second guide plate, and the materials in the discharging chamber 4 are conveyed into the second collecting bin 7 through the second discharging port 44. Industrial materials can be continuously screened and continuously discharged; when the material specification that needs the screening changes, perhaps when the sieve body 3 leads to the sieve of sieve machine long time work to have the damage, new sieve body 3 of change that can be quick, the screening efficiency of vibrations screening machine is very high to the degree of automation of screening machine is high, the artificial operation that has significantly reduced.

The embodiment needs to be supplemented with that: the utility model discloses constitute by concrete hardware structures such as frequency modulator 25, some hardware has the participation of software program in the operation, and the software program of supplementary local operation is current software program that can duplicate, does not constitute the innovation point of this application.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A vibratory screening machine, comprising:

the screening device comprises a screening device body, a rack and a driving assembly arranged on the rack; the screening device body is connected with the driving assembly;

the screening device body comprises a screening cavity and a discharge chamber, wherein the screening cavity is used for screening materials, the discharge chamber is used for discharging the screened residual materials, and a through hole is formed in the joint of the screening cavity and the discharge chamber; the end part of the screening cavity is provided with a first discharge port, the end part of the discharge chamber is provided with a second discharge port, and projections formed on a horizontal plane by the first discharge port and the second discharge port are mirror images of each other;

a sieve body with an opening at one end part is placed in the screening cavity, and sieve holes are formed in the bottom of the sieve body; the screen body cover is arranged on the through hole.

2. The vibratory screening machine of claim 1 wherein said screening chamber further includes a first angled deflector positioned within said screening chamber, said first deflector forming a first constriction within said screening chamber, said first constriction being connected to said first discharge port.

3. The vibratory screening machine of claim 2 wherein a second angled deflector is disposed within said discharge chamber; one end of the second guide plate is connected with the side wall of the discharge chamber, the second guide plate forms a second contraction opening in the discharge chamber, and the second contraction opening is connected with the second discharge opening; the projections of the first guide plate and the second guide plate on the horizontal plane are mirror images of each other.

4. The vibratory screening machine of claim 3 including a feed inlet, said feed inlet being disposed above said screening apparatus body by a support plate, said feed inlet having a width less than the width of said screening apparatus body; the feeding port comprises an upper feeding port with a rectangular cross section and a lower feeding port mutually connected with the upper feeding port; the lower feed inlet is in a conical shape with a large opening at the upper end and a small opening at the lower end; the inner walls of the upper feeding opening and the lower feeding opening are smooth.

5. The vibration screening machine of claim 4, wherein a frequency modulator for controlling the vibration voltage and frequency is disposed beside the frame, the frequency modulator is electrically connected to the driving assembly, and a touch display screen is disposed on the frequency modulator and connected to the control terminal of the frequency modulator through a peripheral circuit.

6. The vibratory screening machine of claim 5, wherein a first material collecting bin is disposed below said first material outlet, a second material collecting bin is disposed below said second material outlet, and said first material collecting bin is disposed beside said second material collecting bin; the first material collecting bin and the second material collecting bin are both located on the rack.

7. The vibratory screening machine of claim 6 wherein a discharge plate is attached to the inner walls of both sides of said screen body for smoothing material, said discharge plate being positioned above said screen openings.

8. The vibratory screening machine of claim 7, wherein said drive assembly includes a vibratory motor and an exciter electrically connected to said vibratory motor; the bottom of the discharge chamber is supported on the vibration exciter through an elastic element, and the vibration exciter is used for driving the discharge chamber to vibrate.

9. The vibratory screening machine of claim 1 wherein the bottom of said frame is provided with support feet, the bottom of said support feet having foot pads bonded thereto for reducing the ground pressure of said frame; the supporting legs are internally provided with reinforcing ribs for reinforcing the bearing capacity of the supporting legs, and the reinforcing ribs are cylindrical.

10. The vibratory screening machine of claim 8 wherein the sides of said first collection bin and said second collection bin are each provided with a pull for facilitating removal of said collection bins.