CN102580910A - Single-shaft vibration exciter with linear motion trail - Google Patents
Single-shaft vibration exciter with linear motion trail Download PDFInfo
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- CN102580910A CN102580910A CN2012100119736A CN201210011973A CN102580910A CN 102580910 A CN102580910 A CN 102580910A CN 2012100119736 A CN2012100119736 A CN 2012100119736A CN 201210011973 A CN201210011973 A CN 201210011973A CN 102580910 A CN102580910 A CN 102580910A
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Abstract
The invention discloses a single-shaft vibration exciter with linear motion trail, which comprises a vibrating box, a base and an eccentric shaft. The eccentric shaft is arranged on the vibrating box, and a trail-transferring mechanism is arranged on each of the four corners between the vibrating box and the base. The trail-transferring mechanism comprises a trail-transferring rod, a spring, a spring seat and a supporting shaft fixed onto the vibrating box. The trail-transferring rod is arranged between the vibrating box and the base in an inclined manner, the upper end of the trail-transferring rod is vertically hinged to the supporting shaft, and the lower end of the trail-transferring rod is hinged to the base. The upper end of the spring is also vertically hinged to the supporting shaft, and the lower end of the spring is fixed onto the base by the aid of the spring seat. The single-shaft vibration exciter with the linear motion trail has the advantage that the design of the orbit-transferring mechanism is used to change the circular motion trail into the linear motion trail so that the effect and efficiency of vibration excitation are enhanced.
Description
Technical field
The present invention relates to the vibrating machine technical field, relate in particular to the vibrator assembly that is applied to vibratory sieve or two kinds of equipment of feeding machine in the mining machinery, a kind of single shaft straight-line trajectory exciting device of more specifically saying so.
Background technology
These two kinds of equipment employing single shafts of vibratory sieve or feeding machine are most typical structures as vibrator in the middle of the disintegrating machine industry, also are most widely used machines.
The movement locus that one-eccentric rotor type vibrator produces is a circumference, and the existing normal orientation vibration of circular motion track component has tangential direction vibration component again, and such advantage is that critical material is difficult for plug-hole on screen cloth.But this circular motion with just change former movement locus after the spring motion of vibration in the casing combines, directly consequence is that material has only screening motion up and down, and does not have horizontal feed move (horizontal component is atomic).So all use in the equipment of one-eccentric rotor type vibrators that the vibration casing is stereotyped all to be needed tiltingly on the market, produce horizontal feed so that utilize gravity and move.Also just because of tilting reason, material falls hurriedly, sieves insufficiently, and screening effect is also undesirable.
To this situation; People have designed a kind of twin shaft vibrator again; The movement locus that the twin shaft vibrator produces is a straight line; As long as vibrating direction angle just can be regulated in the eccentric phase angle through changing twin shaft, make the existing screening campaign vertically of material that the conveying campaign of horizontal direction arranged again, so when adopting twin shaft vibrator after vibration casing just can horizontal positioned to use.It has been no small number just that the cost light of a right vibrating shaft is calculated volume weight, in addition is that a twin shaft exciting assembly is set.Moreover, need open vibrator during twin shaft vibrator adjustment deflection and the dismounting gear ring is realized, extremely inconvenient, very easily make mistakes when adjusting voluntarily by the user.
Summary of the invention
The objective of the invention is to fall, sieve insufficient, the not high defective of screening effect hurriedly to material in the above-mentioned prior art one-eccentric rotor type vibrator; A kind of movement locus that has changed original one-eccentric rotor type vibrator assembly apparatus is provided, thereby has reached abundant, the effective single shaft straight-line trajectory exciting device of screening.
In order to reach above purpose, the present invention realizes through following technical scheme: a kind of single shaft straight-line trajectory exciting device, involving vibrations casing, base and vibrating shaft, vibrating shaft are arranged on the vibration casing; Be respectively arranged with one on four jiaos between vibration casing and the base and become the trailer structure, it is characterized in that, described change trailer structure comprises change rail bar, spring, spring base and back shaft; Back shaft is fixed on the vibration casing; Become oblique being arranged in of rail bar and vibrate between casing and the base, the upper end that becomes the rail bar is vertically hinged on the back shaft, and the lower end is hinged on the base; The upper end of spring also is vertically hinged on the back shaft, and the lower end is fixed on the base through spring base.
Design feature of the present invention is that (1) still adopts single shaft as exciting source; (2) utilize the combination that becomes rail bar and spring in the change trailer structure to prop up the vibration casing; Change the structure of always only utilizing spring; Make and become the rail bar in the time spent of doing of playing support; Also play the effect that changes original one-eccentric rotor type vibrator movement locus, and make spring in the middle of exciting, play exciting and the effect of holding power; (3) the vibration casing need not tiltingly, can be horizontally disposed with use.
The equipment of configuration one-eccentric rotor type vibrator under the prior art, vibration casing is stereotyped all needs tiltingly for it, and the present invention still uses one-eccentric rotor type vibrator, but can realize that the vibration casing horizontal that the twin shaft vibrator could be realized is provided with characteristics, and this is a remarkable result of the present invention.
Utilization becomes the design of trailer structure, and the circular motion track of one-eccentric rotor type vibrator is become straight-line trajectory, has promoted exciting efficiency; Be core technology of the present invention: it is the center of circle with its lower fulcrum that the inertia force of vibrating shaft drives change rail bar; With the supreme fulcrum length of its lower fulcrum is that radius is done a bit of oscillating motion (very short because of camber line, be approximately straight line, self elasticity of concrete amplitude and exciting vibration spring is closely bound up); This motion has limited the circular motion track of former one-eccentric rotor type vibrator; Become the circular motion track and be straight-line trajectory, be similar to the straight-line trajectory that the twin shaft vibrator produces, as long as just can regulate vibrating direction angle through changing the magnitude of inclination that becomes the rail bar.So eliminate material under original circular motion track to have only screening motion up and down and do not had the defective of horizontal feed motion, made the existing screening campaign vertically of material that the conveying campaign of horizontal direction arranged again.
After having increased above-mentioned tilting servicing units such as change rail bar, it is machine-made tilting that the vibration casing in the one-eccentric rotor type vibrator equipment is changed, and realizes the horizontal positioned use, makes material screening more abundant, and screening effect is desirable more.
The stress of spring is more reasonable: spring arranges that vertically because of receiving the motoricity of movement locus horizontal direction, side direction is under pressure, behind the long duration of action, and flexural deformation easily, the exciting effect can slowly go down.After the also oblique layout of spring, vertically become the rail bar to comply with the direction of excitation angle, make the suffered stress of spring remain at its axial direction, eliminated above defective, prolonged spring service life.
Beneficial effect: (1) is simple in structure, easy to manufacture; (2) operation and maintenance is convenient, especially regulates vibrating direction angle; (3) stress of spring is more reasonable, and prolong service life.
As preferably, said change rail bar is perpendicular to the fixedly axial line setting of vibrating shaft.
The circular motion track of former one-eccentric rotor type vibrator is on plane, vibrating shaft end face place, to move; If with not on this plane; The consequence of bringing is unstable, little shaking, even kills motionlessly, arranges perpendicular to the fixedly axial line of vibrating shaft becoming the rail bar; On this plane, synthetic movement locus is stable, desirable more with the movement definition on the change rail bar.
As preferably, the change rail bar of the change trailer structure between vibration casing and the base on four jiaos is arranged in parallel.
All become rail bar keeping parallelisms arranges, make motion that inertia force by vibrating shaft drives more in order, unified, final synthetic more reasonable with original one-eccentric rotor type vibrator circular motion.
As preferably, said change rail bar and the perpendicular layout of spring.
The stress of spring is more reasonable: spring arranges that vertically because of receiving the motoricity of movement locus horizontal direction, side direction is under pressure, behind the long duration of action, and flexural deformation easily, the exciting effect can slowly go down.After the also oblique layout of spring, vertically become the rail bar to comply with the direction of excitation angle, make the suffered stress of spring remain at its axial direction, eliminated above defective, prolonged spring service life.
As preferably, the lower end that becomes the rail bar is hinged on the arc adjuster, and spring base also is fixed on this arc adjuster, and arc adjuster is arranged on the base; Arc adjuster comprises pedestal, arc skateboard and arc guide barrel, and arc guide barrel is arranged on the pedestal, and arc skateboard is arranged in the arc guide barrel and by clamping screw and locks.
Acute angle in the angle of change rail bar and vibration casing place horizontal plane is vibrating direction angle, and deflection is to be determined by the angle of inclination that becomes the rail bar, so become the tilt adjustment of rail bar for ease, arc adjuster is set.Can between 0-90 °, adjust in theory, in 30 °～60 ° scopes, adjust usually.
As preferably, become the trailer structure and also include supporting seat, supporting seat is fixed on the vibration casing, and back shaft is fixed on the supporting seat.
Vibration casing side-to-side vibrations balance is good, and vibrating effect is good.Transformation to old product is easy, directly on former vibration casing, bores screw hole, installs supporting seat through bolt then, is welded to back shaft on the supporting seat again.Even can supporting seat and back shaft be cast as integrative-structure, then convenient easy.
Description of drawings
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is a movement locus sketch map of the present invention.
Among the figure: 1-vibrates casing, the 2-base, and the 3-vibrating shaft, 4-becomes rail bar, 5-spring, 6-spring base, 7-back shaft, 8-supporting seat, 9-pedestal, 10-arc guide barrel, 11-arc skateboard, 12-clamping screw.
The specific embodiment
Below in conjunction with concrete embodiment and accompanying drawing the present invention is further described.
Embodiment: as shown in Figure 1; A kind of single shaft straight-line trajectory exciting device; Involving vibrations casing 1, base 2 and vibrating shaft 3, vibrating shaft 3 are arranged on the vibration casing 1, vibrate to be respectively arranged with the change trailer structure that Siping City's row is arranged on four jiaos between casing 1 and the base 2.
Each structure that becomes the trailer structure is following: back shaft 7 is fixed on the supporting seat 8 on the vibration casing 1.Become rail bar 4 oblique being arranged between vibration casing 1 and the base 2, the upper end that becomes rail bar 4 is vertically hinged on the back shaft 7, and the lower end is hinged on the arc skateboard 11, becomes the fixedly axial line setting of rail bar 4 perpendicular to vibrating shaft 3.
The upper end of spring 5 also is vertically hinged on the back shaft 7, and the lower end is fixed on the arc skateboard 11 through spring base 6.Become rail bar 4 and spring 5 perpendicular layouts.
Above-described only is preferred implementation of the present invention; Should be pointed out that the those of ordinary skill in the art, under the prerequisite that does not break away from core technology characteristic of the present invention; Can also make some improvement and modification, these improvement and modification also should be regarded as protection scope of the present invention.
Claims (7)
1. single shaft straight-line trajectory exciting device, involving vibrations casing, base and vibrating shaft, vibrating shaft are arranged on the vibration casing; Be respectively arranged with one on four jiaos between vibration casing and the base and become the trailer structure, it is characterized in that, described change trailer structure comprises change rail bar, spring, spring base and back shaft; Back shaft is fixed on the vibration casing; Become oblique being arranged in of rail bar and vibrate between casing and the base, the upper end that becomes the rail bar is vertically hinged on the back shaft, and the lower end is hinged on the base; The upper end of spring also is vertically hinged on the back shaft, and the lower end is fixed on the base through spring base.
2. single shaft straight-line trajectory exciting device according to claim 1 is characterized in that, said change rail bar is perpendicular to the fixedly axial line setting of vibrating shaft.
3. single shaft straight-line trajectory exciting device according to claim 2 is characterized in that, the change rail bar of the change trailer structure between vibration casing and the base on four jiaos is arranged in parallel.
4. single shaft straight-line trajectory exciting device according to claim 1 is characterized in that, becomes rail bar and the perpendicular layout of spring.
5. according to claim 1 or 2 or 3 or 4 described single shaft straight-line trajectory exciting devices, it is characterized in that the lower end that becomes the rail bar is hinged on the arc adjuster, spring base also is fixed on this arc adjuster, and arc adjuster is arranged on the base; Arc adjuster comprises pedestal, arc skateboard and arc guide barrel, and arc guide barrel is arranged on the pedestal, and arc skateboard is arranged in the arc guide barrel and by clamping screw and locks.
6. according to claim 1 or 2 or 3 or 4 described single shaft straight-line trajectory exciting devices, it is characterized in that become the trailer structure and also include supporting seat, supporting seat is fixed on the vibration casing, back shaft is fixed on the supporting seat.
7. single shaft straight-line trajectory exciting device according to claim 5 is characterized in that, becomes the trailer structure and also includes supporting seat, and supporting seat is fixed on the vibration casing, and back shaft is fixed on the supporting seat.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210011973.6A CN102580910B (en) | 2012-01-04 | 2012-01-04 | A kind of single-shaft vibration exciter with linear motion trail |
| RU2014102539/03A RU2567250C2 (en) | 2011-06-28 | 2012-06-27 | Vibrator for sieving and feed of material |
| US14/129,963 US9433977B2 (en) | 2011-06-28 | 2012-06-27 | Single-shaft track-changeable vibration exciter |
| PCT/CN2012/077574 WO2013000402A1 (en) | 2011-06-28 | 2012-06-27 | Single-shaft track-changeable vibration exciter |
| AU2012276117A AU2012276117B2 (en) | 2011-06-28 | 2012-06-27 | Single-shaft track-changeable vibration exciter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210011973.6A CN102580910B (en) | 2012-01-04 | 2012-01-04 | A kind of single-shaft vibration exciter with linear motion trail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102580910A true CN102580910A (en) | 2012-07-18 |
| CN102580910B CN102580910B (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210011973.6A Expired - Fee Related CN102580910B (en) | 2011-06-28 | 2012-01-04 | A kind of single-shaft vibration exciter with linear motion trail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102580910B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2776751A (en) * | 1952-07-15 | 1957-01-08 | Skb Schuechtermann & Kremer Ba | Shaking screens |
| DE19539150A1 (en) * | 1995-10-20 | 1996-03-14 | Willy Laukemann | Vibration drive for oscillators allowing variable oscillations during operation |
| CN201659085U (en) * | 2009-12-30 | 2010-12-01 | 鞍山重型矿山机器股份有限公司 | Vibrating mesh screen with variable motion trail |
| CN201823699U (en) * | 2010-09-20 | 2011-05-11 | 西南石油大学 | Line oscillating screen with single exciting motor |
| CN102247944A (en) * | 2011-06-28 | 2011-11-23 | 义乌市黑白矿山机械有限公司 | Single-shaft horizontally-arranged variable-track vibration exciter |
| CN202398514U (en) * | 2012-01-04 | 2012-08-29 | 浙江黑白矿山机械有限公司 | Excitation device with single-axis linear motion track |
-
2012
- 2012-01-04 CN CN201210011973.6A patent/CN102580910B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2776751A (en) * | 1952-07-15 | 1957-01-08 | Skb Schuechtermann & Kremer Ba | Shaking screens |
| DE19539150A1 (en) * | 1995-10-20 | 1996-03-14 | Willy Laukemann | Vibration drive for oscillators allowing variable oscillations during operation |
| CN201659085U (en) * | 2009-12-30 | 2010-12-01 | 鞍山重型矿山机器股份有限公司 | Vibrating mesh screen with variable motion trail |
| CN201823699U (en) * | 2010-09-20 | 2011-05-11 | 西南石油大学 | Line oscillating screen with single exciting motor |
| CN102247944A (en) * | 2011-06-28 | 2011-11-23 | 义乌市黑白矿山机械有限公司 | Single-shaft horizontally-arranged variable-track vibration exciter |
| CN202398514U (en) * | 2012-01-04 | 2012-08-29 | 浙江黑白矿山机械有限公司 | Excitation device with single-axis linear motion track |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102580910B (en) | 2016-08-03 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CP03 | Change of name, title or address |
Address after: 321083 Shaojia Village, Yangbu Town, Wucheng District, Jinhua City, Zhejiang Province Patentee after: Zhejiang Shengda Machine Co., Ltd. Address before: 32 2006 Shaojia Village, Yangbu Town, Jinhua City, Zhejiang Province Patentee before: Zhejiang B & W Mining Machinery Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20200104 |