EP4532092A1 - Dispositif de pivotement le long d'une trajectoire - Google Patents

Dispositif de pivotement le long d'une trajectoire

Info

Publication number
EP4532092A1
EP4532092A1 EP23728779.2A EP23728779A EP4532092A1 EP 4532092 A1 EP4532092 A1 EP 4532092A1 EP 23728779 A EP23728779 A EP 23728779A EP 4532092 A1 EP4532092 A1 EP 4532092A1
Authority
EP
European Patent Office
Prior art keywords
pivot
container
pivot bearing
lever
articulated
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.)
Granted
Application number
EP23728779.2A
Other languages
German (de)
English (en)
Other versions
EP4532092B1 (fr
Inventor
Bernhard Hukelmann
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.)
Hs Tumbler GmbH
Original Assignee
Hs Tumbler 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 Hs Tumbler GmbH filed Critical Hs Tumbler GmbH
Publication of EP4532092A1 publication Critical patent/EP4532092A1/fr
Application granted granted Critical
Publication of EP4532092B1 publication Critical patent/EP4532092B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
    • B01F31/20—Mixing the contents of independent containers, e.g. test tubes
    • B01F31/26—Mixing the contents of independent containers, e.g. test tubes the containers being submitted to a wobbling movement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
    • B01F31/20—Mixing the contents of independent containers, e.g. test tubes
    • B01F31/201—Holders therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
    • B01F2035/35—Use of other general mechanical engineering elements in mixing devices
    • B01F2035/352—Bearings

Definitions

  • first lever and/or the second lever are opposite each other at their second ends their first ends, which are articulated on the first swivel arm, are driven back and forth by an eccentric drive.
  • Each lever can be driven by a separate eccentric drive, each of which has a motor, or both levers can be driven by a common eccentric drive, which, for example, has or consists of a gear driven by a common motor.
  • the first lever is preferably pivotally articulated with its first end on the first pivot arm or on the container holder, for example in a pivot bearing that allows pivoting about its axis of rotation.
  • the second lever independently of the first lever or like it, has its first end pivotally connected to the first swivel arm or to the container holder, for example in a pivot bearing that allows pivoting about its axis of rotation.
  • the first pivot arm can be mounted at its first end by means of a first pivot bearing and the container receptacle arranged at the second end of the first pivot arm can be articulated by means of a second pivot bearing.
  • Each pivot bearing can be a ball joint or a universal joint.
  • the container receptacle can be firmly connected to a section of the first pivot arm, which is articulated on the second pivot bearing opposite the first pivot bearing, the first ends of the first and second levers being attached to an area that is part of the container receptacle and/or fixed to the container receptacle is connected, in particular to the section of the first pivot arm which is articulated on the second pivot bearing opposite the first pivot bearing, are pivotally articulated.
  • the device is connected to the drive of the first lever and the second lever for back and forth Movement is set up for the back and forth movement of the container receptacle along a trajectory in all three spatial directions in that the first swivel arm, through its articulation in the first swivel bearing, carries out a movement of its second end and the container receptacle arranged thereon over a vertex, which, for example, leads to a back and forth Movement along the longitudinal axis of the first swivel arm leads.
  • the device has only one swivel arm, also referred to as the first swivel arm.
  • the device preferably has a second swivel arm which is arranged parallel to the first swivel arm, in particular between a frame and the container holder.
  • the second pivot arm is articulated at its first end in a third pivot bearing and is connected to the container holder at its opposite second end.
  • the first and third pivot bearings are preferably constructed the same.
  • the first and third pivot bearings have a common first axis of rotation, e.g. a carrier rotatably mounted about its longitudinal axis, with first ends of the first and second pivot arms pivotally articulated on this carrier at a distance from one another about a second axis of rotation perpendicular to the longitudinal axis of the carrier.
  • the device according to the invention has the advantage that it is driven by two rotary motors with eccentric drive or one rotary motor with gear and eccentric and, for example, has no linear drive and no linear guides or link guides.
  • the back and forth movement of the container holder can, for example, extend over a distance of at least 1.5 mm, more preferably at least 3 mm, more preferably at least 1 cm, more preferably at least 2 cm or at least 5 cm, at least 10 cm or at least 15 cm, for example up to 50 cm, up to 30 cm or extend to 20 cm. More preferably, the eccentric drives for moving the container back and forth are harmoniously controlled along a trajectory.
  • the back and forth movement of the container holder is non-linear and can be sinusoidal, loop-shaped or arcuate, preferably running along a trajectory that preferably lies in the plane or is two-dimensional.
  • the container receptacle is driven to move back and forth along at least one trajectory, which is achieved by superimposing the reciprocating movement along at least two axes that lie at an angle to one another, preferably two of the axes in the plane of the cross section of the container to be attached to the container receptacle lie, can be generated, the back and forth movement along each axis taking place at different frequencies and / or with a phase offset.
  • the trajectory can be generated by superimposing the back and forth movement along two or three axes with different frequencies and / or with a phase offset and has a sequence of path segments, at least one of which, preferably each, exactly a complete back and forth movement along the Axis along which the reciprocating movement with the lower frequency occurs, comprises or consists of the superimposed reciprocating movements with the higher frequency or the same frequency, each optionally with a phase offset, along the other axis or axes.
  • the lower frequency of the complete back and forth movement forms the frequency of the sequence of path segments.
  • At least one of the eccentric drives, preferably both, is controlled to rotate at the frequency.
  • the device is set up to drive the container holder for the container along a trajectory, which is formed by superimposing the back and forth movement along at least two superimposed linear or arcuate axes of movement that are at an angle to one another, the back and forth movement along the axes take place at different frequencies and/or with a phase offset.
  • the movement axes along which the overlapping back and forth movements run at different frequencies and/or with a phase offset form the trajectory along which the back and forth movement of the container holder and the container attached to it takes place.
  • the trajectory which is adjustable or predetermined by the different frequencies and/or the phase offset of the superimposed movements of the container receptacle along at least two axes of movement, accelerates solids and/or liquids as components and a mixture of these relative to the container which is attached to the container receptacle.
  • the back and forth movement of the container causes the components in the container and the mixture of these to move against the inner wall of the container.
  • a trajectory can be formed by at least two superimposed individual vibrations, preferably a trajectory is similar to the trajectory that can be generated by superimposing back and forth movements along at least two linear or arcuate axes of movement at different frequencies and / or by phase offset.
  • a back and forth movement along a trajectory which is similar to the back and forth movement along linear or arcuate movement axes that are superimposed on one another, have different frequencies and/or have a phase offset from one another.
  • a trajectory is not a circular path.
  • the difference in frequencies can be, for example, at least 0.01 Hz and/or 0.01% to 900%.
  • the phase offset of the back and forth movements along the linear axes can be, for example, from 0.01° to 180°, preferably 1 to 179° of 360°, which corresponds to a complete back and forth movement. 0.01 to 180° of a complete back and forth 360° of movement equals 0.0028% to 50% of a full reciprocation, 1 to 179° of 360° equals 0.28% to 49.7% of a full reciprocation.
  • the linear or arcuate axes of movement are, for example, perpendicular or at another angle, for example 5° to 85° to one another, in particular in the plane of the cross section of the container and/or perpendicular to a central axis of a container attached to the container holder.
  • the trajectory contains at least one straight section, the end of which is, for example, a vertex of the trajectory at which the solids and/or liquids and the mixture of these are accelerated from the container wall or against the container wall.
  • these back and forth movements can be coupled to one another by a gear or a link guide and driven by a motor.
  • a transmission driven by a motor which adjusts the back and forth movement along the trajectory, can have a fixed transmission ratio between the superimposed movements along each axis, or an adjustable transmission ratio, e.g. a continuously or stepwise switchable transmission.
  • the transmission can be subject to slip, e.g. have a belt drive or be a friction gear.
  • the reciprocating movement along each of the axes of movement may be driven by a separate motor, where for the purposes of the invention the lower output speed is the frequency of the reciprocating movement and forms the frequency of the sequence of path segments.
  • the speed of each drive motor can be controlled, fixed or variable over the duration of the process.
  • the device allows the trajectory to specifically accelerate the solids and/or liquids as components and the mixture of these in a defined direction to a specific location on the inner wall of the container.
  • the geometry of the container and its inner wall in conjunction with the trajectory can support the mixing process, so that the trajectory can be adjusted depending on the shape and size of the container cross-section.
  • the device is set up to move solids and/or liquids and the mixture of these vertically against the container wall with a controllable acceleration is significantly greater than the acceleration due to gravity and is therefore essentially independent of the acceleration due to gravity.
  • the acceleration can be at least 15 m/s 2 , preferably 25 m/s 2 , preferably at least 50 m/s 2 or at least 100 m/s 2 or at least 200 m/s 2 or at least 350 m/s 2 , for example up to 500 m/s 2 in each case.
  • the device can be set up to accommodate the container and a container attached to it with an acceleration of at least 20 m/s 2 or at least 100 m/s 2 , for example at least 200 m/s 2 , preferably up to 1000 m/s 2 or to accelerate up to 300 m/s 2 along the path segments, for example in a vertex of the path segments.
  • the back and forth movement includes the back and forth movement along a path curve, which comprises at least two, preferably at least three, more preferably at least four different path segments, each of which has at least one apex and preferably merges into one another in time sequence, preferably under program control.
  • Each of the movement axes along which the movements are superimposed to form a trajectory can be linear or arcuate, so that the non-linear movement of the container holder along a sequence of path segments is generated from the superimposition of the movements along two movement axes.
  • the vertices and intermediate sections of a path segment are determined by the frequency difference and/or the phase position of the superimposed back and forth movements along at least two axes.
  • the device can be set up to change the frequency difference and/or the phase position during the back and forth movement.
  • FIG. 3 shows a further embodiment of the device
  • the first pivot arm 10 is formed by two parallel partial arms which are articulated on both sides of the carrier 3.
  • the second end 12 of the first carrier 10 is pivotally connected to a container holder 13 about an axis which is arranged parallel to the axis of the pivot bearing 4.
  • the device has a second pivot arm 20, which is arranged parallel to the first pivot arm 20 and is articulated with its first end 21 and opposite its second end 22 to a third pivot bearing 23.
  • first and second levers 14a, 14b can be arranged at an angle of, for example, 85 to 45° or up to 60° to the longitudinal axis of the first pivot arm 10.
  • the first lever 14a is driven to move back and forth along its longitudinal axis by a first eccentric drive 17a articulated at its second end 16a.
  • the second lever 14b is driven to move back and forth along its longitudinal axis by a second eccentric drive 17b articulated at its second end 16b.
  • the second lever 14b is also pivotally articulated with its first end 15b on the first pivot arm 10 in the area that is firmly connected to the container holder 13.
  • the container holder 13 is connected to the first pivot arm 10 in that the first ends 15a, 15b of the first and second levers 14a, 14b are articulated to an area that is part of the container holder 13 and/or fixed to the container holder 13 is connected, in particular are articulated on a section 12a of the first pivot arm 10, which is articulated on the second pivot bearing 18 opposite the first pivot bearing 1, the container receptacle being firmly connected to this section 12a.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)

Abstract

L'invention concerne un dispositif s'utilisant comme mécanisme d'entraînement, au moyen duquel une cavité de réception de récipient (13) et un récipient fixé dessus peuvent être entraînés et guidés à force le long d'une trajectoire. L'invention concerne également un procédé de traitement d'ingrédients, en particulier de mélanges, dans un récipient qui est entraîné et guidé à force au moyen dudit dispositif le long d'une trajectoire. Le dispositif présente un bras pivotant (10) articulé au niveau d'un premier palier pivotant (1) fixe, le palier pivotant étant conçu de manière à pivoter le long de deux axes, qui sont agencés perpendiculairement à l'axe longitudinal du premier bras pivotant, le dispositif présente également une cavité de réception ménagée à une extrémité (12) du bras pivotant, située à l'opposé du palier pivotant, un premier levier (14a) entraîné en va-et-vient, qui est articulé sur le bras pivotant à une certaine distance du palier pivotant et un second levier (14b) entraîné en va-et-vient, qui est articulé sur le premier bras pivotant à une certaine distance du palier pivotant, le premier levier et le second levier étant conçus de manière à déplacer le premier bras pivotant autour des deux axes du premier palier pivotant.
EP23728779.2A 2022-05-27 2023-05-26 Dispositif de pivotement le long d'une trajectoire Active EP4532092B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102022205325.7A DE102022205325A1 (de) 2022-05-27 2022-05-27 Vorrichtung zum Schwenken entlang einer Bahnkurve
PCT/EP2023/064286 WO2023227793A1 (fr) 2022-05-27 2023-05-26 Dispositif de pivotement le long d'une trajectoire

Publications (2)

Publication Number Publication Date
EP4532092A1 true EP4532092A1 (fr) 2025-04-09
EP4532092B1 EP4532092B1 (fr) 2025-12-24

Family

ID=86692860

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23728779.2A Active EP4532092B1 (fr) 2022-05-27 2023-05-26 Dispositif de pivotement le long d'une trajectoire

Country Status (4)

Country Link
US (1) US20250339826A1 (fr)
EP (1) EP4532092B1 (fr)
DE (1) DE102022205325A1 (fr)
WO (1) WO2023227793A1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5608693A (en) * 1993-05-07 1997-03-04 Richards; Jeffrey Non-linear vibration device
ITBO20020671A1 (it) * 2002-10-23 2004-04-24 Corob Spa Miscelatore per prodotti fluidi e metodo di miscelazione
FR2952312B1 (fr) * 2009-11-10 2011-12-02 Jean Boquet Appareil pour la vibration de tubes contenant des echantillons
EP2669000B1 (fr) * 2010-11-03 2019-05-01 Eppendorf Ag Dispositif de mélange doté d'un palier pour un dispositif de réception, procédé de mélange associé, et l'utilisation d'un tel dispositif de mélange
CN207287307U (zh) 2017-10-17 2018-05-01 临泉金大复合肥有限公司 一种复合肥加热振动搅拌装置

Also Published As

Publication number Publication date
DE102022205325A1 (de) 2023-11-30
WO2023227793A1 (fr) 2023-11-30
EP4532092B1 (fr) 2025-12-24
US20250339826A1 (en) 2025-11-06

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