CN101972741B - Triaxial elliptical orbit vibrating screen - Google Patents

Triaxial elliptical orbit vibrating screen Download PDF

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Publication number
CN101972741B
CN101972741B CN 201010520454 CN201010520454A CN101972741B CN 101972741 B CN101972741 B CN 101972741B CN 201010520454 CN201010520454 CN 201010520454 CN 201010520454 A CN201010520454 A CN 201010520454A CN 101972741 B CN101972741 B CN 101972741B
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vibration
track
exciter
elliptical
screen
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CN101972741A (en
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徐文彬
李素妍
杨永柱
苗健
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Anshan Anzhong Mining Machinery Co ltd
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Anshan Heavy Duty Mining Machinery Co Ltd
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Abstract

The invention provides a triaxial elliptical orbit vibrating screen, and belongs to the vibration screening machinery field. The vibrating screen is designed aiming at the disadvantages of complicated structure, high manufacturing cost and difficulty in adjustment and maintenance of the existing triaxial elliptical orbit vibrating screen. In the invention, three single-shaft vibration exciters are arranged on a side board of a screen frame in parallel or in an inverted triangle shape with two exciters above and one exciter below, wherein, the vibration exciter at the middle or lower part is connected with a motor drive device, and the vibration orbit is in a rounded shape; the two vibration exciters at the two sides or upper part are connected with a gear synchronizer through a universal drive shaft, an input shaft of the gear synchronizer is connected with the other motor drive device, and the vibration orbit is in a straight shape; and the rounded vibration orbit and the straight vibration orbit are combined into an elliptical vibration orbit. The screen box of the vibrating screen vibrates for screening operation based on the elliptical vibration orbit. The triaxial elliptical orbit vibrating screen has the characteristics of simple structure, convenient adjustment and maintenance, better adaptability to screening of various materials and the like.

Description

Three-axis elliptic track vibratory sieve
Technical field
The invention belongs to the vibration screening machinery field, mainly relate to by three one-eccentric rotor type vibrators be exciting source, oscillation trajectory is oval-shaped three-axis elliptic track vibratory sieve.
Background technology
The version of existing three-axis elliptic track vibratory sieve mainly contains: three vibrating shafts are arranged in a straight line, through parameters such as three, etc. number of teeth intermeshed gear connect, drive by the motor belt drive unit, make the screen box of vibratory sieve form oval oscillation trajectory.Another kind of version is that three vibrating shafts are connected with the gear synchronized through universal drive shaft; The electric-motor drive device is connected with the gear synchronized, drives synchronized and three vibrator work, makes the screen box of vibratory sieve form oval oscillation trajectory.Above version exists travelling gear to participate in vibration, complex structure, high, the inconvenient and higher deficiency of fault rate in service of amplitude adjustment of manufacturing cost.The three-axis elliptic track vibratory sieve of this structure is owing to be three vibrating shafts relating operations that are meshing with each other, so also difficulty relatively of adjustment vibrating direction angle.
Summary of the invention
The purpose of this invention is to provide a kind of three-axis elliptic track vibratory sieve, simple in structure, the adjustment and easy to maintenance of this vibratory sieve all have adaptability preferably for the screening of various materials.
The present invention realizes through following measure; The screen box, vibrator, vibration damping support device and the transmission gear for electric motor that mainly are made up of screen frame and compass screen surface are formed; It is characterized in that: three-axis elliptic track vibratory sieve has three one-eccentric rotor type vibrators; Be installed on the side plate of screen frame, the center line of vibrator is vertical with the side plate of screen frame; The installation arrangement mode of three vibrators is one of following dual modes:
The center of a, three vibrators is set up in parallel point-blank, is installed on the side plate of screen frame, and the vibrator in the middle of being positioned at is connected with a transmission gear for electric motor; Two vibrators that are positioned at both sides are connected with the gear synchronized through universal drive shaft, and the power shaft of gear synchronized is connected with another transmission gear for electric motor;
The center of b, three vibrators is top two, following one del setting, is installed on the side plate of screen frame, is positioned at following vibrator and is connected with a transmission gear for electric motor; Be positioned at two top vibrators and be connected with the gear synchronized through universal drive shaft, the power shaft of gear synchronized is connected with another transmission gear for electric motor.
Be positioned at middle or following vibrator by transmission gear for electric motor driving and generating circular vibration track; Be positioned at both sides or top two vibrators through universal drive shaft and gear synchronized; Drive synchronous incorgruous rotation by transmission gear for electric motor; Produce the straight-line oscillation track, the adjusting range of its vibrating direction angle is 30～60 °; Form the barycenter of the vibrator force action line of straight-line oscillation track, form on the force action line that is centered close to straight-line oscillation track vibrator of circular vibration track vibrator through the vibratory sieve screen box; Circular vibration track and straight-line oscillation track synthesize the elliptical vibration track.
The shape of elliptical vibration track is that the eccentric mass of eccentric block on the vibrator can be adjusted, and can change the size of elliptical vibration track major axis and minor axis thus.The major axis of elliptical vibration track is by the eccentric mass adjustment that is positioned on both sides or top two vibrators; The minor axis of elliptical vibration track is by the eccentric mass adjustment that is positioned on the middle or following vibrator.
In order to adapt to the demand of screening different material screening, the compass screen surface of vibratory sieve is 1～3 layer, and the inclination angle of compass screen surface is 0～30 °, and the shape of compass screen surface is broken line shape or linear.
The invention has the beneficial effects as follows that the centre of three one-eccentric rotor type vibrators or following one are connected with transmission gear for electric motor, both sides or top two are connected with transmission gear for electric motor with the gear synchronized through universal drive shaft.Under the driving of transmission gear for electric motor, make the circular vibration track of formation and straight-line oscillation track synthesize the elliptical vibration track.The elliptic vibration track of the position of vibrator and formation can be according to the needs arrangement and the adjustment of design.Have simple in structure, adjustment and characteristics such as easy to maintenance, adaptability is preferably all arranged for the screening of various materials.
Description of drawings
Fig. 1 is a structural representation of the present invention, and Fig. 2 is that vibrator is the sketch map that del is arranged, Fig. 3 is the vertical view of Fig. 1.1 is screen frame among the figure, the 2,3, the 4th, and vibrator, the 5th, compass screen surface, the 6th, vibration damping support device; 7, the 8th, transmission gear for electric motor, the 9th, gear synchronized, the 10th, universal drive shaft; K is the barycenter of vibratory sieve screen box, and L is the force action line of straight-line oscillation track vibrator, and α is a vibrating direction angle.
The specific embodiment
Below in conjunction with the description of drawings embodiments of the invention, the screen box, vibrator, vibration damping support device 6 and the transmission gear for electric motor that mainly are made up of screen frame 1 and compass screen surface 5 are formed.Three-axis elliptic track vibratory sieve has the vibrator 2,3,4 of three single shafts, is installed on the side plate of screen frame 1, and the center line of vibrator is vertical with the side plate of screen frame 1.Three vibrator settings arranged side by side, equidistant point-blank are positioned at middle vibrator 3 and are connected with transmission gear for electric motor 7; Two vibrators 2,4 that are positioned at both sides are connected with gear synchronized 9 through universal drive shaft 10, and the power shaft of gear synchronized 9 is connected with transmission gear for electric motor 8.Gear synchronized 9 is not participated in vibration.
Another embodiment is, three vibrators are the three-axis elliptic track vibratory sieve that del is provided with, and the center that is positioned at following vibrator 3 is on be positioned on two vibrators 2 and 4 the force action line L.Being positioned at following vibrator 3 is connected with transmission gear for electric motor 7; Be positioned at two top vibrators 2,4 and be connected with gear synchronized 9 through universal drive shaft 10, the power shaft of gear synchronized 9 is connected with transmission gear for electric motor 8.Gear synchronized 9 is not participated in vibration.
The oscillation trajectory of the vibrator 3 that directly is connected with transmission gear for electric motor 7 is circular; The oscillation trajectory of two vibrators that are connected with transmission gear for electric motor 8 through universal drive shaft 10 and gear synchronized 9 is rectilinear; Circular vibration track and straight-line oscillation track synthesize oval-shaped oscillation trajectory, and the vibrating direction angle α of vibratory sieve is 45 °.The force action line L of straight-line oscillation track vibrator 2,4 is through the barycenter K of vibratory sieve screen box, on the force action line L that is centered close to straight-line oscillation track vibrator of circular vibration track vibrator.The compass screen surface of vibratory sieve is an individual layer, and shape is a broken line shape.

Claims (3)

1.一种三轴椭圆轨迹振动筛，主要由筛框和筛面构成的筛箱、激振器、减振支撑装置和电机传动装置组成，其特征是：三轴椭圆轨迹振动筛有三个单轴激振器 （ 2,3,4 ），安装在筛框⑴的侧板上，激振器的中心线与筛框⑴的侧板垂直；三个激振器的安装排列方式是以下两种方式之一： 1. A three-axis elliptical track vibrating screen, mainly composed of a screen box, a vibration exciter, a vibration damping support device and a motor transmission device composed of a screen frame and a screen surface, is characterized in that: the three-axis elliptical track vibrating screen has three single Shaft vibrator (2,3,4), installed on the side plate of the screen frame ⑴, the center line of the exciter is perpendicular to the side plate of the screen frame ⑴; the installation arrangement of the three exciters is the following two One of the ways: a、三个激振器的中心并列设置在一条直线上，安装在筛框⑴的侧板上，位于中间的激振器⑶与一个电机传动装置⑺连接；位于两侧的两个激振器（2、4）通过万向传动轴⑽与齿轮同步器⑼连接，齿轮同步器⑼的输入轴与另一个电机传动装置⑻连接； a. The centers of the three exciters are arranged side by side on a straight line and installed on the side plate of the screen frame ⑴. The exciter ⑶ in the middle is connected to a motor transmission ⑺; the two exciters on both sides (2, 4) Connect with the gear synchronizer ⑼ through the cardan shaft ⑽, and the input shaft of the gear synchronizer ⑼ is connected with another motor transmission device ⑻; b、三个激振器的中心呈上面两个、下面一个的倒三角形设置，安装在筛框⑴的侧板上，位于下面的激振器⑶与一个电机传动装置⑺连接；位于上面的两个激振器（2、4）通过万向传动轴⑽与齿轮同步器⑼连接，齿轮同步器⑼的输入轴与另一个电机传动装置⑻连接； b. The centers of the three exciters are arranged in an inverted triangle with the upper two and the lower one, and are installed on the side plate of the screen frame (1), and the lower vibrator (3) is connected to a motor transmission (7); the upper two The two exciters (2, 4) are connected to the gear synchronizer ⑼ through the cardan shaft ⑽, and the input shaft of the gear synchronizer ⑼ is connected to another motor transmission device ⑻; 位于中间或下面的激振器⑶由一个电机传动装置⑺驱动产生圆振动轨迹，位于两侧或上面的两个激振器（2、4）通过万向传动轴⑽和齿轮同步器⑼，由另一个电机传动装置⑻驱动同步异向旋转，产生直线振动轨迹，其振动方向角α的调整范围为30～60°；形成直线振动轨迹的激振器（2、4）的合力作用线通过振动筛筛箱的质心K，形成圆振动轨迹激振器⑶的中心位于直线振动轨迹激振器的合力作用线L上；圆振动轨迹和直线振动轨迹合成为椭圆振动轨迹。 The exciter ⑶ located in the middle or below is driven by a motor transmission ⑺ to generate a circular vibration track, and the two exciters (2, 4) located on both sides or above pass through the cardan shaft ⑽ and the gear synchronizer ⑼. Another motor transmission device ⑻ drives synchronous counter-rotation to produce a linear vibration trajectory, and the adjustment range of the vibration direction angle α is 30-60°; the resultant force line of the exciter (2, 4) forming the linear vibration trajectory The center of mass K of the sieve box forms the center of the circular vibration track exciter ⑶ on the resultant force line L of the linear vibration track exciter; the circular vibration track and the linear vibration track are synthesized into an elliptical vibration track. 2.根据权利要求1所述的三轴椭圆轨迹振动筛，其特征是：椭圆振动轨迹的形状即激振器 （ 2,3,4 ）上偏心块的偏心质量可以调整，椭圆振动轨迹的长轴由位于两侧或上面的两个激振器（2、4）上的偏心质量调整；椭圆振动轨迹的短轴由位于中间或下面的激振器⑶上的偏心质量调整。 2. The three-axis elliptical track vibrating screen according to claim 1, characterized in that: the shape of the elliptical vibration track, that is, the eccentric mass of the eccentric block on the exciter (2, 3, 4) can be adjusted, and the length of the elliptical vibration track The axis is adjusted by the eccentric mass on the two exciters (2, 4) located on the sides or above; the minor axis of the elliptical vibration trajectory is adjusted by the eccentric mass on the exciter ⑶ located in the middle or below. 3.根据权利要求1所述的三轴椭圆轨迹振动筛，其特征是：振动筛的筛面⑸是1～3层，筛面⑸的倾角为0～30°，筛面⑸的形状是折线形或直线形。 3. The three-axis elliptical orbit vibrating screen according to claim 1, characterized in that: the screen surface (5) of the vibrating screen has 1 to 3 layers, the inclination angle of the screen surface (5) is 0-30°, and the shape of the screen surface (5) is folded. linear or rectilinear.
CN 201010520454 2010-10-18 2010-10-18 Triaxial elliptical orbit vibrating screen Active CN101972741B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117358592A (en) * 2023-08-30 2024-01-09 湖州恒通机械设备有限公司 Triaxial elliptical screen and operation method thereof

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CN107127146A (en) * 2017-06-20 2017-09-05 鞍山重型矿山机器股份有限公司 Large-sized multiple layer penetrates method for sieving and screening machine
CN109967347A (en) * 2019-03-25 2019-07-05 日昌升集团有限公司 A kind of triple axle vibrating screen
AU2021359640A1 (en) * 2020-10-16 2023-05-11 Sandvik Rock Processing Australia Pty Limited Vibrating screen control arrangements
CN113751310A (en) * 2021-09-07 2021-12-07 浙江通惠矿山机械有限公司 A three-axis vibrating screen
CN117798056B (en) * 2024-01-29 2026-03-20 北京科技大学 A vibrating screen with adjustable motion trajectory and a screening method

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US3226989A (en) * 1961-11-07 1966-01-04 Litton Industries Inc Vibratory screen systems
US3704631A (en) * 1971-07-21 1972-12-05 Rex Chainbelt Inc Adjustable phase two shaft vibrator
CN2460227Y (en) * 2000-12-22 2001-11-21 西南石油学院 Multiaxis self-synchronizing translation elliptic vibration screen
CN1546242A (en) * 2003-01-09 2004-11-17 陈彦彬 Multiple shaft rod drive exciting apparatus for vibrating screen
CN101310872A (en) * 2007-05-22 2008-11-26 杨永柱 Triaxiale self-synchronizing elliptical vibrating screen
CN101690931A (en) * 2009-10-15 2010-04-07 鞍山重型矿山机器股份有限公司 Vibrating screen with spherical track
CN101690930A (en) * 2009-10-15 2010-04-07 鞍山重型矿山机器股份有限公司 Vibrating screen with spiral track
CN201871477U (en) * 2010-10-18 2011-06-22 鞍山重型矿山机器股份有限公司 Triaxial elliptical vibrating screen

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3226989A (en) * 1961-11-07 1966-01-04 Litton Industries Inc Vibratory screen systems
US3704631A (en) * 1971-07-21 1972-12-05 Rex Chainbelt Inc Adjustable phase two shaft vibrator
CN2460227Y (en) * 2000-12-22 2001-11-21 西南石油学院 Multiaxis self-synchronizing translation elliptic vibration screen
CN1546242A (en) * 2003-01-09 2004-11-17 陈彦彬 Multiple shaft rod drive exciting apparatus for vibrating screen
CN101310872A (en) * 2007-05-22 2008-11-26 杨永柱 Triaxiale self-synchronizing elliptical vibrating screen
CN101690931A (en) * 2009-10-15 2010-04-07 鞍山重型矿山机器股份有限公司 Vibrating screen with spherical track
CN101690930A (en) * 2009-10-15 2010-04-07 鞍山重型矿山机器股份有限公司 Vibrating screen with spiral track
CN201871477U (en) * 2010-10-18 2011-06-22 鞍山重型矿山机器股份有限公司 Triaxial elliptical vibrating screen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117358592A (en) * 2023-08-30 2024-01-09 湖州恒通机械设备有限公司 Triaxial elliptical screen and operation method thereof

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Effective date of registration: 20210701

Address after: 114051 Liaoning city of Anshan province high tech Zone Anqian Road No. 294

Patentee after: Anshan Anzhong Mining Machinery Co.,Ltd.

Address before: Anshan City, Liaoning Province victory road 114042 Lishan District No. 900

Patentee before: ANSHAN HEAVY DUTY MINING MACHINERY Co.,Ltd.