CN219253258U

CN219253258U - High-precision linear vibration screening mechanism

Info

Publication number: CN219253258U
Application number: CN202223609421.3U
Authority: CN
Inventors: 郑忠华; 余帅; 王丹; 张位年; 林万焕
Original assignee: Zhejiang Fuda Alloy Materials Technology Co Ltd
Current assignee: Zhejiang Fuda Alloy Materials Technology Co Ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-27
Anticipated expiration: 2032-12-28

Abstract

The utility model provides a high-precision linear vibration screening mechanism, which belongs to the technical field of screening devices and comprises a frame and a mounting frame, wherein a vibration assembly is arranged between the frame and the mounting frame, a screen plate is arranged on the mounting frame, the vibration assembly is used for vibrating the screen plate in a linear direction, fixed plates are arranged on two sides of the mounting frame, a compression cylinder is arranged in the middle of the fixed plate, fixed seats are arranged on two sides of the compression cylinder, a connecting rod is arranged in the fixed seats in a sliding manner, a driving rod of the compression cylinder and the lower part of the connecting rod are connected with a pressing plate, and the pressing plate is propped against the screen plate; according to the utility model, the pressing plate is driven by the pressing cylinder to press or loosen the screen plate, so that the screen plate can be replaced quickly, the convenience of screen plate replacement is improved, the screen plate is applicable to screening of different materials, the application range of the lifting mechanism is widened, and meanwhile, the screen plate is pressed by the cylinder, so that the screen plate is not flying out in the vibration process, and the screen plate is stable and reliable.

Description

High-precision linear vibration screening mechanism

Technical Field

The utility model relates to the technical field of screening devices, in particular to a high-precision linear vibration screening mechanism.

Background

The screen is woven by metal wires or fiber wires, can remove and recycle suspended matters of different types and sizes, and has the advantages of simplicity, high efficiency, low operation cost and the like. The screening device is a device for distinguishing materials according to the sizes of particle diameters, and mainly compares the sizes of the sieve pore diameters on the sieve plate with the sizes of the particle diameters of the materials, so that the purposes of distinguishing and selecting required particles are achieved.

At present, different screens or sieve plates can be used for screening different materials, and in the prior art, as disclosed in China patent with publication number of CN209935213U, a vibrator screening device is disclosed, which comprises a sieve plate and a vibration chassis, wherein the sieve plate cover is arranged on the upper part of the vibration chassis, the sieve plate cover is connected with the vibration chassis through bolts, the sieve plate replacement process in the structure is more troublesome, a plurality of bolts are required to be disassembled and assembled, and the practicability is poor.

Disclosure of Invention

The utility model aims to overcome the defects and the shortcomings of the prior art and provides a high-precision linear vibration screening mechanism.

The technical scheme adopted by the utility model is as follows: the utility model provides a high-accuracy straight line vibration screening mechanism, is including frame and mounting bracket, be provided with vibration subassembly between frame and the mounting bracket, be provided with the sieve on the mounting bracket, vibration subassembly is used for making the sieve vibrate in the straight line direction, the mounting bracket both sides all are provided with the fixed plate, the fixed plate middle part is provided with compresses tightly the cylinder, the both sides that compress tightly the cylinder all are provided with the fixing base, the slip is provided with the connecting rod in the fixing base, the lower part connection of the actuating lever and the connecting rod that compress tightly the cylinder has the clamp plate, the clamp plate supports to press on the sieve.

The machine frame is provided with electromagnetic valves which are respectively connected with the two compression cylinders.

The vibration assembly comprises a driving motor arranged on the frame, a first belt wheel connected with the driving motor, linkage wheels arranged on two sides of the first belt wheel and a second belt wheel arranged on the outer sides of the two linkage wheels, wherein a synchronous belt is tensioned on the first belt wheel, the two linkage wheels and the two second belt wheels, two second belt wheels are connected with a rotating shaft, and an eccentric cam is arranged between the rotating shaft and the mounting frame.

The frame is including the mounting panel and with the mounting panel parallel arrangement's two pivot fixed plates, driving motor, first band pulley, two linkage wheels and two second band pulleys all set up on the mounting panel, the axis of rotation both ends are connected with the pivot fixed plate through first bearing and mounting panel respectively.

The lower extreme of mounting bracket both sides all is provided with the lug, eccentric cam periphery is provided with the second bearing and is connected with the lug.

The mounting plate middle part is provided with the opening, be provided with the motor fixed plate in the opening, the motor fixed plate both sides are provided with waist type hole, the open-ended both sides are provided with the connecting hole with waist type hole adaptation, the mounting plate is being located motor fixed plate top and is provided with adjusting screw, adjusting screw's lower extreme butt is in the motor fixed plate.

The mounting frame is provided with a discharging material channel and is positioned below the sieve plate.

One side of the sieve plate is connected with a baffle plate.

The beneficial effects of the utility model are as follows: according to the utility model, the pressing plate is driven by the pressing cylinder to press or loosen the screen plate, so that the screen plate can be replaced quickly, the convenience of screen plate replacement is improved, the screen plate is applicable to screening of different materials, the application range of the lifting mechanism is widened, and meanwhile, the screen plate is pressed by the cylinder, so that the screen plate is not flying out in the vibration process, and the screen plate is stable and reliable.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that it is within the scope of the utility model to one skilled in the art to obtain other drawings from these drawings without inventive faculty.

FIG. 1 is a schematic diagram of the present utility model;

FIG. 2 is a second schematic diagram of the present utility model;

FIG. 3 is a schematic view of a vibration assembly of the present utility model;

FIG. 4 is a partial schematic view of the first embodiment of the present utility model;

FIG. 5 is a cross-sectional view of the present utility model;

FIG. 6 is a schematic diagram of a portion of a second embodiment of the present utility model;

in the figure, 1-frame, 101-mounting plate, 102-rotating shaft fixing plate, 103-opening, 104-motor fixing plate, 105-waist-shaped hole, 106-connecting hole, 107-adjusting screw, 2-mounting frame, 21-lug, 3-vibration component, 31-driving motor, 32-first belt pulley, 33-linkage wheel, 34-second belt pulley, 35-synchronous belt, 36-rotating shaft, 37-eccentric cam, 4-sieve plate, 5-fixing plate, 6-compressing cylinder, 61-driving rod, 7-fixing seat, 8-connecting rod, 9-pressing plate, 10-electromagnetic valve, 11-first bearing, 12-second bearing, 13-discharging channel and 14-baffle.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.

It should be noted that, in the embodiments of the present utility model, all the expressions "first" and "second" are used to distinguish two entities with the same name but different entities or different parameters, and it is noted that the "first" and "second" are only used for convenience of expression, and should not be construed as limiting the embodiments of the present utility model, and the following embodiments are not described one by one.

The terms of direction and position in the present utility model, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., refer only to the direction or position of the drawing. Accordingly, directional and positional terms are used to illustrate and understand the utility model and are not intended to limit the scope of the utility model.

As shown in fig. 1 to 6, an embodiment of the present utility model is provided:

the utility model provides a high-accuracy straight line vibration screening mechanism, is including frame 1 and mounting bracket 2, be provided with vibration subassembly 3 between frame 1 and the mounting bracket 2, be provided with sieve 4 on the mounting bracket 2, the sieve 4 adopts high accuracy sieve, guarantees that product screening precision reaches within 0.02 mm. The vibration subassembly 3 is used for making the screen plate 4 vibrate in sharp direction, mounting bracket 2 both sides all are provided with fixed plate 5, fixed plate 5 middle part is provided with compresses tightly cylinder 6, the both sides that compress tightly cylinder 6 all are provided with fixing base 7, the slip is provided with connecting rod 8 in the fixing base 7, the lower part that compresses tightly actuating lever 61 and connecting rod 8 of cylinder 6 is connected with clamp plate 9, clamp plate 9 supports to press on screen plate 4, compresses tightly screen plate 4 or unclamps screen plate 4 through compressing tightly cylinder 6 drive clamp plate 9, realizes quick replacement screen plate 4, promotes the convenience that screen plate 4 changed, can be applicable to the screening of different materials, and hoist mechanism's application scope adopts the cylinder to compress tightly the screen plate simultaneously and guarantees not to fly out at vibration in-process, and is stable and reliable.

The electromagnetic valve 10 is arranged on the frame 1, the electromagnetic valve 10 is respectively connected with the two compression cylinders 6, and the action of the cylinders is controlled by the on-off of the electromagnetic valve 10, so that the controllability is good.

The vibration assembly 3 comprises a driving motor 31 arranged on the frame 1, a first belt wheel 32 connected with the driving motor 31, coupling wheels 33 arranged on two sides of the first belt wheel 32 and a second belt wheel 34 arranged on the outer sides of the two coupling wheels 33, wherein the first belt wheel 32, the two coupling wheels 33 and the two second belt wheels 34 are tensioned with a synchronous belt 35, the two second belt wheels 34 are connected with a rotating shaft 36, an eccentric cam 37 is arranged between the rotating shaft 36 and the mounting frame 2 and connected with the driving motor 31, the eccentric cam 37 converts the rotating motion of the servo motor into linear motion, the servo motor can set the rotating speed at will through the setting of a control program, and the vibration plate has the functions of adjusting the amplitude and the rotating speed with high precision, and can be suitable for different products by matching different sieve plates 4.

Further, the frame 1 includes a mounting plate 101 and two rotating shaft fixing plates 102 parallel to the mounting plate 101, the driving motor 31, the first pulley 32, the two linkage pulleys 33 and the two second pulleys 34 are all disposed on the mounting plate 101, two ends of the rotating shaft 36 are respectively connected with the rotating shaft fixing plates 102 through the first bearing 11 and the mounting plate 101, the fixing structures on two sides are firm and reliable, and meanwhile, the first bearing 11 can reduce the friction coefficient in the moving process and ensure the rotation precision. The lower ends of both sides of the mounting frame 2 are provided with lugs 21, in this embodiment, four lugs 21 are provided in total, and the outer circumference of the eccentric cam 37 is provided with a second bearing 12 connected with the lugs 21.

Further, the middle part of mounting panel 101 is provided with opening 103, be provided with motor fixing plate 104 in the opening 103, motor fixing plate 104 both sides are provided with waist type hole 105, the both sides of opening 103 are provided with the connecting hole 106 with waist type hole 105 adaptation, mounting panel 101 is provided with adjusting screw 107 in motor fixing plate 104 top, adjusting screw 107's lower extreme butt is in motor fixing plate 104, can adjust driving motor's position, promotes suitability and adjustability.

Specifically, a discharging material channel 13 is arranged on the mounting frame 2 and is positioned below the screen plate 4, and the discharging material channel 13 can be used for discharging qualified products or unqualified products.

Specifically, a baffle 14 is connected to one side of the screen plate 4 to prevent the material from flying out of the baffle 14 side.

The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides a high-precision linear vibration screening mechanism, including frame (1) and mounting bracket (2), its characterized in that, be provided with vibration subassembly (3) between frame (1) and mounting bracket (2), be provided with sieve (4) on mounting bracket (2), vibration subassembly (3) are used for making sieve (4) vibrate in the straight line direction, mounting bracket (2) both sides all are provided with fixed plate (5), fixed plate (5) middle part is provided with compresses tightly cylinder (6), the both sides that compress tightly cylinder (6) all are provided with fixing base (7), the fixing base (7) are provided with connecting rod (8) in the sliding, the lower part that compresses tightly actuating lever (61) and connecting rod (8) of cylinder (6) is connected with clamp plate (9), clamp plate (9) support and press on sieve (4).

2. The high-precision linear vibration screening mechanism according to claim 1, wherein the frame (1) is provided with electromagnetic valves (10), and the electromagnetic valves (10) are respectively connected with two compression cylinders (6).

3. The high-precision linear vibration screening mechanism according to claim 1, wherein the vibration assembly (3) comprises a driving motor (31) arranged on the frame (1), a first belt wheel (32) connected with the driving motor (31), two linkage wheels (33) arranged on two sides of the first belt wheel (32) and a second belt wheel (34) arranged on the outer sides of the two linkage wheels (33), synchronous belts (35) are tensioned on the first belt wheel (32), the two linkage wheels (33) and the two second belt wheels (34), two second belt wheels (34) are connected with rotating shafts (36), and eccentric cams (37) are arranged between the rotating shafts (36) and the mounting frame (2).

4. A high-precision linear vibration screening mechanism according to claim 3, wherein the frame (1) comprises a mounting plate (101) and two rotating shaft fixing plates (102) parallel to the mounting plate (101), the driving motor (31), the first belt wheel (32), the two linkage wheels (33) and the two second belt wheels (34) are all arranged on the mounting plate (101), and two ends of the rotating shaft (36) are respectively connected with the rotating shaft fixing plates (102) through a first bearing (11) and the mounting plate (101).

5. The high-precision linear vibration screening mechanism according to claim 4, wherein lugs (21) are arranged at the lower ends of two sides of the mounting frame (2), and a second bearing (12) is arranged on the periphery of the eccentric cam (37) and connected with the lugs (21).

6. The high-precision linear vibration screening mechanism according to claim 4, wherein an opening (103) is formed in the middle of the mounting plate (101), a motor fixing plate (104) is arranged in the opening (103), waist-shaped holes (105) are formed in two sides of the motor fixing plate (104), connecting holes (106) matched with the waist-shaped holes (105) are formed in two sides of the opening (103), an adjusting screw (107) is arranged above the motor fixing plate (104) on the mounting plate (101), and the lower end of the adjusting screw (107) is abutted to the motor fixing plate (104).

7. A high-precision linear vibration screening mechanism according to claim 1, wherein the mounting frame (2) is provided with a discharge channel (13) and is positioned below the screen plate (4).

8. A high-precision linear vibration screening mechanism according to claim 1, wherein a baffle (14) is connected to one side of the screen plate (4).