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WO2017016664A1 - Excitatrice et machine vibrante avec excitatrice - Google Patents

Excitatrice et machine vibrante avec excitatrice Download PDF

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Publication number
WO2017016664A1
WO2017016664A1 PCT/EP2016/001305 EP2016001305W WO2017016664A1 WO 2017016664 A1 WO2017016664 A1 WO 2017016664A1 EP 2016001305 W EP2016001305 W EP 2016001305W WO 2017016664 A1 WO2017016664 A1 WO 2017016664A1
Authority
WO
WIPO (PCT)
Prior art keywords
shaft
gears
richterreger
bearings
bearing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2016/001305
Other languages
German (de)
English (en)
Inventor
Herman DE JONG
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qlar Europe GmbH
Original Assignee
Schenck Process GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schenck Process GmbH filed Critical Schenck Process GmbH
Priority to AU2016299439A priority Critical patent/AU2016299439B2/en
Priority to CN201680043618.3A priority patent/CN107848715B/zh
Publication of WO2017016664A1 publication Critical patent/WO2017016664A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G27/00—Jigging conveyors
    • B65G27/10—Applications of devices for generating or transmitting jigging movements
    • B65G27/16—Applications of devices for generating or transmitting jigging movements of vibrators, i.e. devices for producing movements of high frequency and small amplitude
    • B65G27/18—Mechanical devices
    • B65G27/20—Mechanical devices rotating unbalanced masses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/10—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of mechanical energy
    • B06B1/16—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of mechanical energy operating with systems involving rotary unbalanced masses
    • B06B1/161—Adjustable systems, i.e. where amplitude or direction of frequency of vibration can be varied
    • B06B1/166—Where the phase-angle of masses mounted on counter-rotating shafts can be varied, e.g. variation of the vibration phase

Definitions

  • the invention relates to a Richterreger / Exciter for a vibrating conveyor and / or a vibrating screen according to the preamble of claim 1.
  • Richterreger be used to drive vibrating machines, such as vibrating conveyors and vibrating screens.
  • the exciters have the advantage that they can introduce defined force in one direction and defined mechanical loads in a vibrating machine.
  • the vibration data are independent of loads due to the bulk material.
  • a Richterregger has two waves aligned with imbalance masses. These imbalance masses are synchronized by the built-in gear transmission to gegensinnigem circulation with the same speed. The components of the centrifugal forces acting in the direction of the line a add up to the resulting force F. The components perpendicular to the line a cancel each other out.
  • a Richterreger for a vibrating conveyor and / or a vibrating screen on two shafts which are rotatably mounted on at least two bearings in a housing.
  • These bearings have a bearing inner ring and a bearing outer ring between which the rolling or rolling elements are arranged. All bearings have a so-called bearing clearance I or bearing clearance, depending on the selected tolerance. This is the measure around which the bearing inner ring
  • CONFIRMATION COPY from one end position in the other relative to the bearing outer ring can be moved in the radial direction.
  • At least one imbalance weight is attached to the shafts in each case. This can be designed so that it has recordings for additional weights.
  • the gear To drive the imbalance weight and the shaft each have a gear is mounted torque transmitting to the respective shaft.
  • the gear usually has a receiving hole through which the shaft engages.
  • a feather key extension is provided in the receiving hole, which is positively engaged with a corresponding fuse on the shaft.
  • the gears which are driven in opposite directions, have a toothing, which mesh with each other in operative relationship.
  • the gears are set eccentrically to the axis of the respective shaft at this.
  • gears each have a receiving hole for the respective shaft whose central axis is arranged with an offset x to the gear center axis.
  • the respective shafts have a shaft shoulder which engages through a central receiving hole of the gear, wherein the axis of the shaft shoulder is arranged with an offset x to the axis of the respective shaft.
  • This arrangement also produces an eccentricity of the toothing of the toothed wheels with respect to the shaft. Again, the backlash can be ensured in the operation of the Richterregers in a predetermined tolerance range.
  • the solution according to the invention additionally start-up problems and heat voltages can be prevented. As a result, the wear of the teeth of the gears and the bearing is significantly reduced.
  • the bearing clearances I of the two bearings and the eccentricity x of the toothed wheels to the respective shafts are preselected such that the toothed wheels have a backlash j during operation which is less than or equal to a predetermined one over the entire circumference of the toothed wheels Maximum value and greater than or equal to a predetermined minimum value.
  • the imbalance weight is arranged on the side of a radially extending outwardly extending keyway extension. Especially when inserting a key in the Keyway extension, for rotationally fixed attachment of the gear to the respective shaft, the assembly time can be reduced, which culminates in reduced installation costs. It is also advantageous if the center of the receiving hole is offset in the direction of the imbalance weight or in the direction of the centrifugal force of the imbalance weight, viewed from the center of the gear wheel.
  • An advantageous embodiment is also characterized in that for the two shafts two identical and same amount of bearing clearance bearing, such as rolling or sliding bearings, are used, which are preferably also similar from wave to wave in this regard. It is then better to use identical parts, which results in a simplified assembly and lower costs. If the bearing, preferably all bearings, are designed as (pendulum) roller, barrel or ball bearings, it is possible to resort to development results already available.
  • bearing clearance bearing such as rolling or sliding bearings
  • the invention also relates to a vibrating machine, such as a vibrating conveyor or a vibrating screen with a rectifier according to the invention.
  • Fig. 1 shows a vibrating machine with a Richterregger invention in one
  • Fig. 4 shows a cross section through an in-use judge exciter of Figs.
  • FIG. 5 shows a cross section through a bearing from FIG. 4 along the line V
  • FIG. 6 shows a cross section through a bearing from FIG. 4 along the line VI
  • FIG. 7 shows a side view of a gear with a receiving hole, in which a
  • Shaft is rotatably
  • Fig. 8 is a schematic representation of two gears, which are each mounted on a shaft.
  • a vibrating machine 1 according to the invention is shown, which is designed as a vibrating conveyor or vibrating screen, with an inventive Richterreger 2 is attached to it.
  • the Richterreger 2 brings force in the direction of arrows 3 in the vibrating machine.
  • Fig. 2 the Richterreger 2 is shown from the side. It has two shafts 4, on each of which at least one unbalance weight 5 / an imbalance mass is attached.
  • the two shafts 4 are rotatably mounted in a housing 6.
  • each of the two shafts 4 carries two unbalanced weights 5. These are arranged at a shaft with distance from each other, while the unbalance weights of the second wave are arranged directly next to each other.
  • the space requirement and the distance between the two Shafts are optimized to each other, since the imbalance weights of a wave use the space of the other two imbalance weights in their movement.
  • each shaft 4 has a gear 7.
  • the two gears 7 have on their outer side a spur toothing, for example.
  • a toothing 8 formed as a spur or helical gearing.
  • the two formed as external teeth gears 8 of the two gears 7 are in meshing engagement with each other. In this case, there is a backlash j between the individual flanks of the toothing 8.
  • Each shaft 4 is rotatably supported via two bearings 9.
  • the imbalance weights / imbalance masses 5 are present, which can also be referred to as swing segments / can be formed.
  • the arrows 10, the centrifugal forces are indicated, which occur during operation of the Richterregers 2.
  • By the rotation of the shafts 4, these are also bent, which forces an axial movement of the flywheel segments towards each other and the gears 7 away from each other.
  • an eccentricity x of a receiving hole 1 of the toothed wheel 7, in which the shaft 4 is inserted is held up.
  • the receiving hole may be formed as a bore, in particular receiving bore 12. It is then designed in the manner of a through hole. It has a wall 13 which possesses a feather key extension 14 on one side.
  • Fig. 8 and the eccentricity offset x between the center of the shaft 4 and the respective gear 7 is shown. Ideally, this corresponds to the eccentricity x of the bearing inner ring 91 relative to the stationary bearing outer ring 92.
  • the eccentricity of the teeth 8 compensates for the eccentricity resulting from the bearing clearance.
  • the eccentricity is dependent on the theoretical bearing clearance.
  • Rolling body rolling elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigging Conveyors (AREA)
  • Retarders (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)

Abstract

L'invention concerne une excitatrice pour un transporteur vibrant et/ou un tamis vibrant, comprenant deux arbres (4), qui sont montés rotatifs dans un logement par le biais d'au moins deux coussinets chacun, les coussinets comportant un jeu prédéfini et, sur chaque arbre, est fixé respectivement un poids de balourd et est appliquée respectivement une roue dentée (7) pour la transmission du couple sur l'arbre (4) respectif, les roues dentées (7) comportant chacune une denture (8), lesquelles sont en relation fonctionnelle pour s'engrener l'une avec l'autre. L'invention prévoit que les roues dentées (7) sont fixées aux arbres de manière excentrique par rapport à l'axe de l'arbre (4) respectif. L'invention concerne également une machine vibrante (1) équipée d'une telle excitatrice.
PCT/EP2016/001305 2015-07-30 2016-07-28 Excitatrice et machine vibrante avec excitatrice Ceased WO2017016664A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU2016299439A AU2016299439B2 (en) 2015-07-30 2016-07-28 Directional force exciter and vibrating machine with directional force exciter
CN201680043618.3A CN107848715B (zh) 2015-07-30 2016-07-28 定向激振器和具有定向激振器的振动机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015009698.2 2015-07-30
DE102015009698.2A DE102015009698B4 (de) 2015-07-30 2015-07-30 Richterreger und Schwingmaschine mit Richterreger

Publications (1)

Publication Number Publication Date
WO2017016664A1 true WO2017016664A1 (fr) 2017-02-02

Family

ID=56555356

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2016/001305 Ceased WO2017016664A1 (fr) 2015-07-30 2016-07-28 Excitatrice et machine vibrante avec excitatrice

Country Status (4)

Country Link
CN (1) CN107848715B (fr)
AU (1) AU2016299439B2 (fr)
DE (1) DE102015009698B4 (fr)
WO (1) WO2017016664A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113025810B (zh) * 2021-02-26 2023-02-28 北京理工大学 一种热态盘类构件低应力高能声束制造方法及装置
GB2624857B (en) 2022-11-25 2024-11-27 Weir Minerals Australia Ltd Exciter

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58167316A (ja) * 1982-03-29 1983-10-03 Shinko Electric Co Ltd 振動コンベヤ
JPH03275180A (ja) * 1990-03-22 1991-12-05 Matsuda Astec Kk 不等速ギヤを用いた遠心力発生装置
US20040045877A1 (en) * 2000-08-09 2004-03-11 Peter Rubie Exciter apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE387682C (de) * 1922-08-01 1924-01-02 Stephan Froelich & Kluepfel Kurbeltriebwerk fuer Schuettelrinnen mit rundlaufendem Antriebsmittel
DE1072191B (fr) * 1954-07-21
DE1875977U (de) * 1961-04-29 1963-07-18 Schenck Gmbh Carl Schwingfoerdervorrichtung.
DE3922169A1 (de) * 1989-07-06 1991-01-17 Mueller Herne Pumpen Masch Rotationsvibrator
CN100529477C (zh) * 2004-10-30 2009-08-19 陈启方 多根偏心轴并联安装的同步驱动机构
CN1807924A (zh) * 2005-01-22 2006-07-26 大连大学 惯性振动机械噪声控制方法及低噪声惯性振动机械
CN100354482C (zh) * 2005-07-07 2007-12-12 孙孝庆 一种振动式疏浚头
CN102787544B (zh) * 2011-05-16 2017-08-25 池州腾虎机械科技有限公司 压路机的一种定向振动轮

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58167316A (ja) * 1982-03-29 1983-10-03 Shinko Electric Co Ltd 振動コンベヤ
JPH03275180A (ja) * 1990-03-22 1991-12-05 Matsuda Astec Kk 不等速ギヤを用いた遠心力発生装置
US20040045877A1 (en) * 2000-08-09 2004-03-11 Peter Rubie Exciter apparatus

Also Published As

Publication number Publication date
CN107848715B (zh) 2019-10-01
CN107848715A (zh) 2018-03-27
DE102015009698A1 (de) 2017-02-02
DE102015009698B4 (de) 2017-05-04
AU2016299439A1 (en) 2018-02-01
AU2016299439B2 (en) 2019-04-04

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