CN209613511U - A kind of low-noise vibration screen for screening of aggregate - Google Patents

Abstract

The utility model discloses a kind of low-noise vibration screens for screening of aggregate, including cabinet, the left side of the cabinet is equipped with rack, and rack is connected with ground, and the top left side of rack is equipped with first motor, and first motor is hinged and connected with rack, and the right side of first motor is equipped with the second motor, and the second motor is hinged and connected with rack, and first motor and the second electrical connection of motor, and synchronous backward rotates, the output end of the first motor and the second motor is equipped with shaft joint.This is used for the low-noise vibration screen of screening of aggregate, pass through the cooperation between sieve, spring pocket, screw rod, under the action of thin oil case and shaft, the interval for sieving line in length and breadth is adjusted to different size by position of the screw rod on crossbeam, first compressed spring can reduce the noise that cabinet is generated in screening, second compressed spring can reduce the vibration generated when cabinet screening, extend the service life of cabinet, be suitble to promote the use of.

Description

A kind of low-noise vibration screen for screening of aggregate

Technical field

The utility model relates to mining machinery technical field, specially a kind of low-noise vibrating for screening of aggregate Sieve.

Background technique

Vibrating screen is the commonly used sieving machine of enterprise, and screening, classification, washing as material, are dehydrated it at de-mediated With the height of screening plant production efficiency and the degree of energy saving, to directly affect the economic benefit of enterprise, vibrating screen exists China starts late, and the development in China substantially has following several stages: (1) stage, (3) research and development rank are copied in import stage, (2) Section, (4) new product development stage, vibrating screen are worked using vibration force caused by vibrator exciting, vibrator exciting institute The vibration force forced vibration sieve of generation generates movement in cycles, and oscillation trajectory is that generally have circle, linear type etc., tradition Circular shale shaker, screen(ing) machine use one group of eccentric block vibration exciter or single eccentric shaft type vibration excitor, motion profile be circle, screen box And compass screen surface can do the vibration of circular trace under the action of vibration excitor, thus make material bed loose on compass screen surface and be tossed, So that fine particle stage material is penetrated material bed and is discharged by sieve pore, in the prior art, such as application No. is 201810542436.1 utility model patent includes seat and the vibrating screen main body that is mounted on the base, and pedestal includes four supports Frame, each support frame upper end are equipped with vibrating spring and connect with the trunnion in vibrating screen main body, and vibrating screen main body includes for sieving Divide the upper screen and lower screen of material, upper screen and lower screen two sides are equipped with side plate, are equipped with support between two side plates The support rod of upper screen and lower screen, in the present embodiment, upper screen and lower screen are obliquely installed, and two sieves are downward Inclination is the discharge port of vibrating screen, and certainly, in other embodiments, vibrating screen may be linear vibrating screen, upper screen and Lower screen is horizontally disposed；It may also set up any number of sieves such as three, four in vibrating screen main body, though the utility model Right structure is simple, but there are many deficiencies and defect, and in existing equipment, the design of upper screen and lower screen, which exists, to be lacked It falls into, in use, upper screen and lower screen are fixed in view of these situations, upper screen and lower screen are fixed on two sides On side plate, it is not easy to adjust the granularity for being not applied for different ore raw materialss, and in use, vibrating screen main body is kept away Shake ineffective, noise is big, to avoid above-mentioned technical problem, it is necessory to provide a kind of low noise for screening of aggregate Vibrating screen is to overcome the defect in the prior art.

Utility model content

It is above-mentioned to solve the purpose of this utility model is to provide a kind of low-noise vibration screen for screening of aggregate The problem of being proposed in background technique.

To achieve the above object, the utility model provides the following technical solutions: a kind of low noise for screening of aggregate The left side of sound vibrating screen, including cabinet, the cabinet is equipped with rack, and rack is connected with ground, and the top left side of rack is set Have first motor, and first motor is hinged and connected with rack, and the right side of first motor be equipped with the second motor, and the second motor with Rack is hinged and connected, and first motor and the second electrical connection of motor, and synchronous backward rotates, the first motor and the second electricity The output end of machine is equipped with shaft joint, and the output with the output end of first motor and the second motor respectively of two shaft joints End key connection, and the inside of shaft joint is equipped with shaft, and shaft is hinged and connected with shaft joint, and the left and right ends of shaft are equipped with Thin oil case, and the inside of thin oil case is equipped with axle bed, and the bottom of axle bed is equipped with eccentric block, and two eccentric blocks and axle bed are cut with scissors Connect connected, the inside of the axle bed is equipped with bearing, and bearing and axle bed are rotatablely connected, and bearing, axle bed and thin oil case with turn Axis socket is connected, and the inner right side of the cabinet is equipped with feed inlet, and the inside left of cabinet is equipped with discharge port, the cabinet Bottom is equipped with crossbeam, and crossbeam is hinged and connected with cabinet, and the left and right ends of the crossbeam are equipped with spring pocket, and six bullets Spring set is connected with crossbeam socket, and the inside of spring pocket is equipped with the first compressed spring, and the first compressed spring and spring pocket are hinged It is connected, and the bottom of spring pocket is equipped with the second compressed spring, and the second compressed spring and spring pocket are hinged, and two springs Ground beam is equipped between set, and spring pocket is hinged and connected with ground beam, the inside of the cabinet is equipped with sieve, and the bottom of sieve is equipped with Screw rod, and screw rod be it is multiple, and screw rod is hinged and connected with crossbeam, and sieve is made of horizontal sieve line and the vertical line that sieves, and horizontal sieve line with Vertical sieve line is more, and the both ends of every vertical sieve line and horizontal sieve line are provided with fixed ring, and fixed ring is hinged and connected with screw rod.

Preferably, be equipped with hanging ring at the top of the first motor and the second motor, and hanging ring respectively with first motor and Second motor is weldingly connected, and hanging ring is for connecting external hanging apparatus when moving first motor or the second motor.

Preferably, the outer cover of the thin oil case is equipped with washer, and washer is rubber material, close for carrying out to thin oil case Envelope.

Preferably, it is equipped at left and right sides of the enclosure top and chooses ear, and chosen ear described in four and be weldingly connected with cabinet, And ear is chosen for connecting external hanging apparatus when movable chassis.

Preferably, the top of the sieve is equipped with pressing plate, and pressing plate is used to sieve being fixed on crossbeam, plays to sieve Fixed effect.

Compared with prior art, the utility model has the beneficial effects that this is used for the low-noise vibrating of screening of aggregate Sieve, by the cooperation between sieve, spring pocket, screw rod, under the action of thin oil case and shaft, passes through position of the screw rod on crossbeam It sets and the interval for sieving line in length and breadth is adjusted to different size, be successively intensively used for fine screen, every is sieved the overlapping distribution of line so that sieve in length and breadth Line is in close contact, and prevents from sieving line sideslip when screened ore raw material, can be by changing the distribution of sieve line to be adapted to not Same material screening, is widely used, has saved cost, under the action of the first compressed spring and the second compressed spring, the first pressure Contracting spring can reduce the noise that cabinet is generated in screening, and the second compressed spring can reduce the vibration generated when cabinet screening It is dynamic, extend the service life of cabinet, so that traditional shaker upper screen and lower screen is overcome to be fixed on the side plate of two sides, It is not easy to adjust the granularity for being not applied for different ore raw materialss, and in use, the shock-proof effect of vibrating screen main body Bad, the big disadvantage of noise overcomes that existing vibrating screen damping effect is bad, and noise is big, and the single disadvantage of utility function mentions High this is used for the working efficiency and service life of the low-noise vibration screen of screening of aggregate, also allows existing for sandstone bone More approvals can be commercially available in the low-noise vibration screen of material screen point, improve the low noise for screening of aggregate The product quality of sound vibrating screen saves the purchase cost of user, avoids the low-noise vibrating for screening of aggregate The wasting of resources of sieve is suitble to promote the use of.

Detailed description of the invention

Fig. 1 is the annexation figure of cabinet, rack and spring base；

Fig. 2 is first motor, the annexation figure of the second motor and thin oil case；

Fig. 3 is the diagrammatic cross-section of thin oil case；

Fig. 4 is the first compressed spring, the annexation figure of the second compressed spring and crossbeam.

In figure: 1, cabinet, 2, feed inlet, 3, discharge port, 4, rack, 5, first motor, the 6, second motor, 7, spring pocket, 8, crossbeam, 9, ground beam, the 10, first compressed spring, 11, shaft joint, 12, thin oil case, 13, hanging ring, 14, shaft, 15, sieve, 16, Second compressed spring, 17, axle bed, 18, bearing, 19, eccentric block, 20, pressing plate, 21, choose ear, 22, washer, 23, screw rod.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of low noise vibration for screening of aggregate Dynamic sieve, including cabinet 1, cabinet 1 sieves ore raw materials for containing ore raw materials, by the different steel of several thickness Plate is welded, and has certain strength and stiffness, is the chief component of screen(ing) machine, and the left and right sides at 1 top of cabinet is all provided with Ear 21 is chosen, and four are chosen ear 21 and are weldingly connected with cabinet 1, and chooses ear 21 and be used to connect external hanging apparatus when movable chassis 1, The left side of cabinet 1 is equipped with rack 4, and rack 4 is for fixing first motor 5 and the second motor 6, by four pillars and two channel steel groups At, support screen box, pillar must vertically and ground when installation, the channel steel below two pillars, and rack 4 is connected with ground, and The top left side of rack 4 is equipped with first motor 5, and first motor 5 is hinged and connected with rack 4, and the right side of first motor 5 is equipped with Second motor 6, the model SF-09L of first motor 5 and the second motor 6, for driving eccentric block 19 and axle bed 17 to rotate, the One motor 5 and the second motor 6 do it is synchronous, when reversely rotating, exciting force caused by eccentric block 19 is being parallel to motor output The axis direction of axis is cancelled out each other, and is stacked as a resultant force in the direction perpendicular to motor shaft, therefore the motion profile of sieve 15 is one The output shaft of straight line, first motor 5 and the second motor 6 has an inclination angle with respect to compass screen surface, in exciting force and ore raw materials from gravity Under force action, along the circumferential direction make continuous sling movement on horizontal compass screen surface, ore raw materials is being tossed loose layering It travels forward while through sieve 15, the process completing grading again and again and being fed forward, to reach to mine The purpose that stone raw material is screened and is classified, and the second motor 6 is hinged and connected with rack 4, and first motor 5 and the second motor 6 Be electrically connected, and synchronous backward rotates, the top of first motor 5 and the second motor 6 is equipped with hanging ring 13, and hanging ring 13 respectively with First motor 5 and the second motor 6 are weldingly connected, and hanging ring 13 is for connecting external hang when moving first motor 5 or the second motor 6 The output end of assembling device, first motor 5 and the second motor 6 is equipped with shaft joint 11, and shaft joint 11 is had using flexible shaft joint Buffering, vibration damping and improve shafting dynamic property effect, and two shaft joints 11 respectively with the output end of first motor 5 and second The output end of motor 6 is keyed, and the inside of shaft joint 11 is equipped with shaft 14, and shaft 14 drives axle bed 17 and 19 turns of eccentric block It is dynamic, and shaft 14 is hinged and connected with shaft joint 11, and the left and right ends of shaft 14 are equipped with thin oil case 12, thin oil case 12 is for containing Lubricating oil is filled, and the inside of thin oil case 12 is equipped with axle bed 17, axle bed 17 is used for fixed rotating shaft 14 and bearing 18, and the bottom of axle bed 17 Portion is equipped with eccentric block 19, and eccentric block 19 generates centrifugal force in rotation, and two eccentric blocks 19 are hinged and connected with axle bed 17, axle bed 17 inside is equipped with bearing 18, and bearing 18 rotates shaft 14 more smooth for reducing resistance, and bearing 18 and axle bed 17 Rotation connection, and bearing 18, axle bed 17 and thin oil case 12 are connected with the socket of shaft 14, the outer cover of thin oil case 12 is equipped with washer 22, and washer 22 is rubber material, for being sealed to thin oil case 12, the inner right side of cabinet 1 is equipped with feed inlet 2, and machine The inside left of case 1 is equipped with discharge port 3, and the bottom of cabinet 1 is equipped with crossbeam 8, and crossbeam 8 is used for standing screw 23, and crossbeam 8 and machine Case 1 is hinged and connected, and the left and right ends of crossbeam 8 are equipped with spring pocket 7, and spring pocket 7 is for fixing the first compressed spring 10 and second Compressed spring 16 carries out the processing of vibration damping and noise reduction to cabinet 1, and six spring pockets 7 are connected with the socket of crossbeam 8, and spring pocket 7 Inside be equipped with the first compressed spring 10, the coefficient of elasticity of the first compressed spring 10 is between 10-100N/CM, for reducing machine The vibration that case 1 is generated in screening, and then the noise generated when screening is reduced, and the first compressed spring 10 and spring pocket 7 are hinged Be connected, and the bottom of spring pocket 7 is equipped with the second compressed spring 16, the coefficient of elasticity of the second compressed spring 16 be 10-50M/CM it Between, for reducing the shaking that cabinet 1 when screening generates, extends the service life of cabinet 1, prevent vibration from being transmitted to ground, prop up simultaneously Hold the total weight of screen box, when installation, spring must be parallel to ground, and the second compressed spring 16 and spring pocket 7 are hinged, and two Ground beam 9 is equipped between a spring pocket 7, bottom of the ground beam 9 for fixed spring set 7 carries out bottom reinforcing, and bullet to spring pocket 7 Spring set 7 is hinged and connected with ground beam 9, and the inside of cabinet 1 is equipped with sieve 15, and sieve 15 has mild steel, brass, bronze, stainless steel wire It is suitable for different types of ore raw materials etc. several sieves, the top of sieve 15 is equipped with pressing plate 20, and pressing plate 20 is used for sieve 15 are fixed on crossbeam 8, fixed effect are played to sieve 15, and the bottom of sieve 15 is equipped with screw rod 23, and screw rod 23 is more A, the quantity of screw rod 23 is between 50-100, and for the density of adjustable screen 15, and screw rod 23 is hinged and connected with crossbeam 8, and Sieve 15 is made of horizontal sieve line and vertical sieve line, and horizontal sieve line and vertical sieve line are more, and the both ends of every vertical sieve line and horizontal sieve line It is provided with fixed ring, and fixed ring is hinged and connected with screw rod 23.

A kind of low-noise vibration screen for screening of aggregate, this be used for the low-noise vibration screen of screening of aggregate by Cabinet 1, feed inlet 2, discharge port 3, rack 4, first motor 5, the second motor 6, spring pocket 7, crossbeam 8, ground beam 9, first compress Spring 10, shaft joint 11, thin oil case 12, hanging ring 13, shaft 14, sieve 15, the second compressed spring 16, axle bed 17, bearing 18, partially Heart block 19, pressing plate 20 choose the components such as ear 21 and washer 22 composition, the main fit dimension of reply components before assembling, especially It is that interference fit size and phase closing precision are checked, when Same Part is fastened with more than one piece screw (bolt), each screw (bolt) It needs to intersect, symmetrically, gradually, uniformly tighten, in use, in use, launching ore raw materials, ore into cabinet 1 by feed inlet 2 Raw material enters cabinet 1 and falls on sieve 15, and there is discharge port 3 in the left side of sieve 15, facilitates the access of ore raw materials, connects the first electricity The external power supply of machine 5 and the second motor 6, first motor 5 and the second motor 6, which are powered, to be rotated, first motor 5 and the second motor 6 Be connected respectively with shaft 14 by shaft joint 11, shaft 14 driven to rotate, shaft joint 11 using flexible shaft joint, have buffering, Vibration damping and the effect for improving shafting dynamic property, shaft joint 11 drive the eccentric block 19 in shaft 14 and thin oil case 12 on axle bed 17 Rotation, to generate exciting force, when first motor 5 and the second motor 6 do synchronous, reverse rotation, produced by eccentric block 19 Exciting force cancel out each other in the axis direction for being parallel to motor output shaft, the direction perpendicular to motor shaft be stacked as one resultant force, Therefore the motion profile of sieve 15 is a straight line, and the output shaft of first motor 5 and the second motor 6 has an inclination angle, In with respect to compass screen surface Exciting force and ore raw materials along the circumferential direction make continuous sling movement on horizontal compass screen surface under the force action of gravity, Ore raw materials travels forward while being tossed loose layering through sieve 15, completes grading and forward again and again The process of conveying can be used for realization in assembly line and be turned into automatically to achieve the purpose that screen ore raw materials and be classified Industry has the characteristics that low energy consumption, high-efficient, structure is simple, easy-maintaining, full-closed structure overflows without dust and dissipates, sieves mesh number 325 Mesh can screen out 7 kinds of varigrained ore raw materialss, and bearing 18 and the lubrication of shaft 14 use thin oil lubricant, and effect is good, effectively drops Low 22 temperature of bearing；It is simultaneously even more to solve the predicament that northern China winter traditional shaker does not start, sieve 15 is flexible Type sieve is adjusted by flexible to required size, to adapt to the size of various ore raw materialss, sieve 15 include it is a plurality of in length and breadth Line is sieved, the concentration for sieving line in length and breadth determines the size of material screening, sieves the overlapping distribution of line, i.e., first vertical sieve line setting in length and breadth First horizontal top for sieving line, second is indulged sieve line and first vertical sieve line rear setting separated by a distance in first horizontal sieve First horizontal top for sieving line is arranged in after the vertical sieve line of third root and second vertical sieve line are separated by a distance in the lower section of line, according to It is secondary to analogize, multiple vertical sieve lines are set, and second horizontal sieve line and the rear setting separated by a distance of first horizontal sieve line are vertical at first The top for sieving line is arranged in the lower section of second vertical sieve line, the top of the vertical sieve line of third root is arranged in, and so on setting it is multiple The both ends of horizontal sieve line, every vertical sieve line and horizontal sieve line are provided with fixed ring, and fixed ring is fixed on screw rod 23, by adjusting spiral shell Position of the bar 23 on crossbeam 8 successively can intensively be used for fine screen to the density for controlling sieve line in length and breadth, and every is sieved line in length and breadth and overlapped Distribution prevents from sieving line sideslip when screened ore raw material so that sieve line close contact, can pass through the distribution for changing sieve line To be adapted to different material screenings, it is widely used, has saved cost, be mounted with three groups of bullets in the horizontal direction perpendicular to crossbeam 8 Spring set 7, compares with traditional vibrating screen, is laterally added to the second compressed spring 16 in the bottom of cabinet 1, is added in the longitudinal direction First compressed spring 10, the second compressed spring 16 can effectively reduce the vibration of 1 bottom of cabinet, and the first compressed spring 10 can It plays on the surface of the noise that reduction cabinet 1 is generated in screening, 7 first compressed spring year 10 of spring pocket and the second compressed spring 16 Uniformly fixed effect, is also convenient to later maintenance work, is conducive to grab and support to complete, this is used for screening of aggregate Low-noise vibration screen screening work.

In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot It is construed as a limitation of the present invention.

In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral； It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of low-noise vibration screen for screening of aggregate, including cabinet (1), it is characterised in that: the cabinet (1) Left side is equipped with rack (4), and rack (4) is connected with ground, and the top left side of rack (4) is equipped with first motor (5), and first Motor (5) is hinged and connected with rack (4), and the right side of first motor (5) is equipped with the second motor (6), and the second motor (6) and machine Frame (4) is hinged and connected, and first motor (5) and the second motor (6) are electrically connected, and synchronous backward rotates, the first motor (5) be equipped with shaft joint (11) with the output end of the second motor (6), and two shaft joints (11) respectively with first motor (5) the output end key connection of output end and the second motor (6), and the inside of shaft joint (11) is equipped with shaft (14), and shaft (14) it is hinged and connected with shaft joint (11), and the left and right ends of shaft (14) are equipped with thin oil case (12), and thin oil case (12) Inside is equipped with axle bed (17), and the bottom of axle bed (17) is equipped with eccentric block (19), and two eccentric blocks (19) and axle bed (17) it is hinged and connected, the inside of the axle bed (17) is equipped with bearing (18), and bearing (18) and axle bed (17) are rotatablely connected, and axis It holds (18), axle bed (17) and thin oil case (12) to be connected with shaft (14) socket, the inner right side of the cabinet (1) is equipped with charging Mouth (2), and the inside left of cabinet (1) is equipped with discharge port (3), the bottom of the cabinet (1) is equipped with crossbeam (8), and crossbeam (8) Be hinged and connected with cabinet (1), the left and right ends of the crossbeam (8) are equipped with spring pocket (7), and six spring pockets (7) with Crossbeam (8) socket is connected, and the inside of spring pocket (7) is equipped with the first compressed spring (10), and the first compressed spring (10) and bullet Spring set (7) is hinged and connected, and the bottom of spring pocket (7) is equipped with the second compressed spring (16), and the second compressed spring (16) and bullet Spring set (7) hingedly, and is equipped with ground beam (9) between two spring pockets (7), and spring pocket (7) is hinged and connected with ground beam (9), The inside of the cabinet (1) be equipped with sieve (15), and the bottom of sieve (15) be equipped with screw rod (23), and screw rod (23) be it is multiple, And screw rod (23) is hinged and connected with crossbeam (8), and sieve (15) is made of horizontal sieve line and vertical sieve line, and horizontal sieve line and vertical sieve line are More, and the both ends of every vertical sieve line and horizontal sieve line are provided with fixed ring, and fixed ring is hinged and connected with screw rod (23).

2. a kind of low-noise vibration screen for screening of aggregate according to claim 1, it is characterised in that: described Be equipped with hanging ring (13) at the top of one motor (5) and the second motor (6), and hanging ring (13) respectively with first motor (5) and second Motor (6) is weldingly connected, and hanging ring (13) is for connecting external hanging apparatus when moving first motor (5) or the second motor (6).

3. a kind of low-noise vibration screen for screening of aggregate according to claim 1, it is characterised in that: described dilute The outer cover of fuel tank (12) is equipped with washer (22), and washer (22) is rubber material, for being sealed to thin oil case (12).

4. a kind of low-noise vibration screen for screening of aggregate according to claim 1, it is characterised in that: the machine The left and right sides at the top of case (1), which is equipped with, chooses ear (21), and chooses ear (21) described in four and be weldingly connected with cabinet (1), and choose ear (21) it is used to connect external hanging apparatus when movable chassis (1).

5. a kind of low-noise vibration screen for screening of aggregate according to claim 1, it is characterised in that: the sieve The top of net (15) is equipped with pressing plate (20), and pressing plate (20) is used to sieve (15) being fixed on crossbeam (8), rises to sieve (15) To fixed effect.