EP1454679A1 - Dispositif de tamisage - Google Patents

Dispositif de tamisage Download PDF

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Publication number
EP1454679A1
EP1454679A1 EP04450042A EP04450042A EP1454679A1 EP 1454679 A1 EP1454679 A1 EP 1454679A1 EP 04450042 A EP04450042 A EP 04450042A EP 04450042 A EP04450042 A EP 04450042A EP 1454679 A1 EP1454679 A1 EP 1454679A1
Authority
EP
European Patent Office
Prior art keywords
vibrating body
screening device
elastic
cheeks
eccentric
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
EP04450042A
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German (de)
English (en)
Other versions
EP1454679B1 (fr
Inventor
Peter Schöberl
Stefan Ebenbauer
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.)
Binder und Co AG
Original Assignee
Statec Anlagentechnik 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 Statec Anlagentechnik GmbH filed Critical Statec Anlagentechnik GmbH
Publication of EP1454679A1 publication Critical patent/EP1454679A1/fr
Application granted granted Critical
Publication of EP1454679B1 publication Critical patent/EP1454679B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/48—Stretching devices for screens
    • B07B1/485—Devices for alternately stretching and sagging screening surfaces

Definitions

  • the invention relates to a screening device with a first vibrating body, which is provided with first cross members, and a second vibrating body, which with is provided second cross beams, which first and second cross beams alternating are arranged and have clamping devices so that elastic screen coverings can be clamped between a first and a second cross member, and one Drive unit which is directly coupled to the first vibrating body and via which the first vibrating body is positively guided, so that the clamped elastic screen coverings between an extended and a compressed layer back and forth be moved.
  • Such a screening device prevents due to the generation of vibrations in the screen linings otherwise with time the holes to be screened through the material to be screened.
  • the one Sieve webs lined up alternate periodically between the stretched and the compressed position back and forth and cause a extraordinary high acceleration of the material to be screened in the vertical direction ensures that the sieve coverings also with high material moisture and long sieving time are constantly kept free of deposits.
  • To generate the sieve vibration becomes a support structure forming the first vibrating body with first Cross beams excited by a drive unit to circular movements, wherein the supporting structure with a mass part, which is the second vibrating body trains and is provided with second cross members, connected via a spring element is.
  • This elastic coupling of the supporting structure and the mass part results in one phase-shifted movement of the same, due to which the respective between first and second cross members clamped screen coverings alternately stretched and be upset. It depends on the vibration amplitude of the screen pads the spring element coupling between the support structure and the mass part very strong from loading by screenings, so that the screening accuracy strongly with that on the Screening material content varies.
  • the object of the invention is therefore to provide a screening device of the type mentioned specify in which the amplitude of the screen vibration largely independent of the Height of the sieve load remains, and which one from external influences unaffected sieving result and effective sieving, especially of Difficult to screen screenings with a simple and compact structure.
  • a technically simple to implement form of the drive unit can be in Development of the invention by a rotary drive unit, preferably by be an engine.
  • the drive shaft of the motor with an eccentric shaft is connected, and that the eccentric shaft at least one an eccentric crank comprehensive single-eccentric, and that the eccentric crank with the first Vibrating body is coupled and the eccentric shaft guided in the second vibrating body is.
  • a simple eccentric can be built relatively narrow, which makes the Overall width of the device according to the invention can be kept small. On Stock exchange can be done easily, that's what Bearing diameter relatively large and requires correspondingly large recesses.
  • An alternative embodiment of the invention may consist in that the second vibrating body with the drive unit or another drive unit directly coupled and positively guided over this.
  • the forced guidance of the two vibrating bodies required for the sieving process can are generated according to a further embodiment of the invention in that the Drive shaft of the motor is connected to an eccentric shaft, which is connected to both first and the second vibrating body is directly coupled. This allows both vibrating bodies are driven via a common drive shaft, so that the provision of a further drive unit is not necessary.
  • the eccentric shaft can have at least one of a first and a vibrating body have second eccentric crank composite double eccentric, the first eccentric crank with the first vibrating body and the second eccentric crank with is coupled to the second vibrating body.
  • the eccentricity e of the at least one single eccentric or double eccentric be adjustable in a predetermined range.
  • first and second eccentric crank of the double eccentric relative to Eccentric shaft are offset by 180 °, so the relative movement between the both vibrating bodies can be maximized. However, if necessary, another one Value of the displacement between the eccentric cranks can be selected.
  • Another variant of the invention can consist in that the second vibrating body is arranged within the first vibrating body.
  • first vibrating body is formed by two parallel outer cheeks through the first cross member are interconnected, and the second vibrating body by two within the parallel outer cheeks arranged, parallel inner cheeks is formed by the second cross members are connected to one another and which in turn are parallel to the two outer cheeks are arranged. So that is the excitement of the first and second Vibrating body possible through a drive unit positioned alone on one side.
  • the top edges of the two inner cheeks each according to a further embodiment of the invention be angled, and the second cross member on the angled upper edges rest.
  • the drive torque is introduced in a particularly preferred manner approximately in the center of mass of the device according to the invention, the Eccentric shaft with the two double eccentrics approximately in the middle and halfway
  • the height of the sieving device extends transversely to the longitudinal extent of the same.
  • a structurally simple, yet effective storage of the first Vibrating body can be achieved in that the two outer cheeks of the first vibrating body by means of support spring elements with respect to the substrate are supported.
  • each screening device is under a heavy load from the Subjected to screenings subjected to a very large wear of the screen has the consequence that the sieve quality deteriorates.
  • at least one partially perforated, preferably concavely curved feed surface is provided be to which the in the alternately arranged cross members of the first and second Immediately adjoin the vibrating body of clamped sieve linings. So that's from Impact of the part of the screen material fed from a pouring device Screening device not involved in the screening process, which is why this area Sieving result can not negatively affect.
  • the unperforated Feed area can be used as for perforated screen coverings, in particular the first vibrating body in the task area has at least two task cross members have between which one or more toppings, preferably unperforated Sieve coverings can be clamped, which form the feed surface.
  • the delivery area is also subject to increased mechanical stress, which is why it is advantageous if a substantially horizontal in the delivery area Support surface is formed, on which one side in one of the cross members of the first Swing body clamped screen covering extends.
  • the invention relates to a screening device with a first vibrating body, which is provided with first cross members and a second oscillating body, which is provided with second cross members, which first and second cross members are arranged alternately and have clamping devices so that elastic Sieve coverings can be clamped between a first and a second cross member are, and a drive unit which is directly coupled to the first vibrating body is and over which the first vibrating body is positively guided, so that the clamped elastic screen coverings between a straight and a compressed Position to be moved back and forth, the first vibrating body and the second Vibrating body with each other by at least one elastic coupling element are connected, the first and the second vibrating body substantially elastically vibrationally coupled along a coupling axis, in particular with the Features of a screening device according to the invention described above.
  • the first and the two are coupled second vibrating body through an elastic coupling element to the movement of the first vibrating body for the phase-shifted drive of the second To use vibrating body.
  • the shear elastic used Coupling elements are only for one-way vibration load designed, and are therefore designed to accommodate movements that are outside this coupling axis, as is the case with circular movements, not suitable. Such known coupling elements hold such a load did not stand.
  • the object of the invention is therefore a screening device of the aforementioned type specify with which also elastic couplings between two vibrating bodies are possible, the relative movements of which go beyond a linear movement.
  • a simple design of the coupling element according to the invention can be achieved if the further coupling axis is oriented normal to the coupling axis.
  • the at least one elastic coupling element is a leaf spring and comprises two shear-elastic elements, the two shear-elastic elements at one end of the leaf spring and on opposite sides thereof with the latter and are connected to one of the outer cheeks of the first vibrating body and that other end of the leaf spring with one of the inner cheeks of the second vibrating body connected or vice versa. Movements normal to the leaf spring axis are from this balanced during movements along the leaf spring axis of the am Leaf spring end attached shear elastic elements experience a compensation.
  • a very favorable movement coupling for circular relative movements can be achieve when the at least one elastic coupling element has an annular, comprises elastic element which on its outer circumference from one Ring outer diameter adapted, hollow cylindrical holder is surrounded and in its inner circumference is a cylindrical adapted to the inner ring diameter Console element engages, the hollow cylindrical bracket with one of the External cheeks of the first vibrating body and the cylindrical bracket element with one the inner cheeks of the second vibrating body or vice versa.
  • the ring-shaped, elastic element as Be cylindrical ring, the thickness between the inner ring diameter and has a constriction in the outer ring diameter, the ratio of Ring outer diameter to inner ring diameter is greater than 2.5. With the help of Constriction can affect the spring stiffness.
  • the at least one elastic coupling element Outer console element and a coaxially arranged projecting into it Include inner console element, being parallel to the coupling axis and parallel to the normal further coupling axis of the elastic coupling element Kirund Compression springs between opposite surfaces of the interior and Outside console element are arranged.
  • a further embodiment of the invention can consist in that the at least one elastic coupling element and a bracket angle enclosing intermediate frame, wherein shear elastic elements along the Coupling axis of the elastic coupling element between opposite Surfaces of the bracket angle and the intermediate frame are arranged, and others shear-elastic elements along the further coupling axis of the elastic Coupling element between opposite surfaces of the intermediate frame and support angles positioned outside the intermediate frame are arranged, and that the bracket angle with one of the inner cheeks of the second vibrating body and the Support bracket are connected to one of the outer cheeks of the first vibrating body.
  • Bracket bracket, intermediate frame and support bracket enable the clamping of the shear-elastic elements in an effective manner along the two coupling axis.
  • the use of shear elastic elements results in a very robust and reliable coupling between the two vibrating bodies.
  • the screening device shown in FIGS. 3, 4 and 5 has a first oscillating body 1 with first cross members 8 and a second oscillating body 2 with second cross members 9 which, in operation, comprises a screen path formed from a plurality of screen linings 21 Move vibrations.
  • the second vibrating body 2 is now opposite the first Vibrating body 1 positively guided.
  • Each acting on the first vibrating body 1 Torque is always related to the second vibrating body 2, which is why in operation the vibration amplitude of the screen linings are kept largely constant can.
  • a drive form of this type is shown in detail in Fig.20, the rest of the The device corresponds to that of FIGS. 3, 4 and 5.
  • the drive shaft 13 of the motor 3 is connected to an eccentric shaft 6, which has at least one eccentric crank 33 comprehensive single eccentric, which has a bearing 35 with the first Vibrating body 1 is coupled.
  • the eccentric shaft 6, however, is in a bearing 36 of the second vibrating body 2, so that the first vibrating body 1 acting torque corresponding to the second vibrating body 2 is exercised.
  • Fig. 21 shows the reversal of the drive principle shown in Fig. 20, which also falls under the scope of the invention, the eccentric crank 33 over the Bearing 36 is coupled to the second vibrating body 2 and the eccentric shaft 6 in Bearing 35 of the first vibrating body 1 is guided.
  • the device uses a double eccentric, the second Vibrating body 2 directly coupled to the drive unit, the motor 3 and via this is forced.
  • the second oscillating body 2 can also be used another drive unit to be positively driven, moving the two Vibrating body 1, 2 via a common drive unit 3 is less expensive and results in better vibration behavior of the screening device.
  • Screen coverings 21 periodically between an extended and a compressed position moves, which results in the sieve vibration, which ensures that the Holes in the sieve coverings 21 cannot be laid through the material to be sieved.
  • 3 is the State of the maximum vertical deflection of the cross beams 8 and 9 shown.
  • the type of perforation of the screen coverings 21 can be any within the scope of the invention vary.
  • the preferred operating frequency of the Screening device according to the invention is at a speed of rotation of the motor 3 in Range from 400 to 1000 rpm reached.
  • the drive shaft 13 of the motor 3 is in FIGS. 3 and 4 with the eccentric shaft 6 connected to both the first 1 and the second vibrating body 2 directly is coupled.
  • the first vibrating body 1 is preferably formed by two parallel outer cheeks 11 are interconnected by the first cross member 8, and the second Vibrating body 2 by two arranged within the parallel outer cheeks 11, parallel inner cheeks 12 formed by the second cross member 9 with each other are connected and which in turn are arranged parallel to the two outer cheeks 11 are.
  • the first 1 and the second oscillating body 2 can be parallel Carry out rotary movements so that a suitable stretching and compressing movement of the individually clamped screen coverings 21 made of plastic, rubber or the like Material can be made, can be produced, making highest Accelerations from the screen pads 21 can be transferred to the screenings.
  • FIGS. 3, 4 and 5 A special feature of the construction of the device shown in FIGS. 3, 4 and 5 is given by the attachment of the first and second cross members 8, 9. While the first cross member 8 with its end face butt on the inside of the outer cheeks 11 connected to these, the second cross members 9 lie on the angled Upper edges of the two inner cheeks 12 and are by transverse plates with the Connected inside the inner cheeks 12. This will build up the inner cheeks 12 simplified to the extent that there are no recesses for the movement stroke of the first cross member 8 must be provided.
  • the eccentric shaft 6 extends normal to the two outer cheeks 11 and two inner cheeks 12 through them and has two double eccentrics 4, 5 with first cranks 30 and second cranks 31, which with the first and the second Vibrating bodies 1, 2 are coupled. It can be any other mechanically equivalent Arrangement can be chosen that serves the same purpose.
  • the first cranks 30 of the Double eccentrics 4, 5 are in the first bearings 35 of the outer cheeks 11 and the second Cranks 31 of the double eccentrics 4, 5 in second bearings 36 of the inner cheeks 12 added.
  • the double eccentrics 4, 5 connected to both oscillating bodies 1, 2 lead into these a circular, positively driven movement.
  • the first 30 are preferred and the second eccentric crank 31 offset relative to the eccentric shaft 6 by 180 °.
  • This Dislocation that can also take on a different value within the scope of the invention, causes an increased in the operating state of the screening device according to the invention Relative movement or amplitude of the vibrating bodies 1, 2.
  • Per revolution of the Eccentric shaft 6 each compresses and stretches the screen coverings 21. This process causes the so-called trampoline effect, through which Acceleration values up to 55g can be transferred to the screenings. From the Accelerations achieved can be measured variables for the sieving capacity and the sieving quality be derived.
  • the eccentricity e (FIG. 4) of the double eccentrics 4, 5 is adjustable in a predetermined range by the double eccentric 4, 5 as interchangeable bushings can be attached to the eccentric shaft 6.
  • About the eccentricity e and the displacement of the Eccentric cranks and the drive speed of the motor 3 can be the operating point the device according to the invention can be adjusted as required.
  • the right choice the frequency and the vibration amplitude of the sieve vibration is crucial for that Quality of the screening result.
  • the eccentricity e1 can be varied using the single eccentric results in a narrower design, but requires a larger bearing diameter than with a double eccentric.
  • eccentric shafts can also be used to drive the first and the second Vibrating body 1, 2 may be provided, but it has been found that an approximate no or only a few eccentric shaft 6 running through the center of gravity causes disturbing vibrational resonances.
  • the eccentric shaft 6 therefore runs preferably with the two double eccentrics 4, 5 approximately in the longitudinal center and on half the height of the screening device transversely to the longitudinal extent of the same.
  • the two outer cheeks 11 of the first vibrating body 1 are by support spring elements 20 supported against the ground, which is the vibration movement of the first vibrating body 1.
  • FIG. 1 and 2 show an embodiment in which the entire invention Screening device is held in an inclined position by support bracket 38 to prevent locomotion of the material to be screened from the feed area 17 through the screening device in the direction of Delivery area 18 to promote.
  • the motor 3 is on a support frame 39 in one positioned higher than the ground.
  • the realization of a defined movement sequence of the second vibrating body 2, which is only anchored via the shaft bearing, is by coupling the first and second vibrating body 1, 2 via one or more elastic coupling elements 70, 71, 72, 73, as shown by way of example in FIGS. 12 to 19, guaranteed.
  • the spring constant of Coupling elements defined. Through an optimal adjustment of the spring constant can reduce the bearing load occurring in the operating state to a minimum become.
  • the coupling of the second vibrating body 2 to the first vibrating body 1 by the elastic coupling element 70, 71, 72, 73 causes that from the The resulting forces are absorbed, stored and vibrated in turn are delivered to the vibrating bodies 1, 2, which minimizes the Driving forces is used.
  • the first and second vibrating bodies 1, 2 are elastic Coupling element 70, 71, 72, 73, as shown in FIGS. 12 to 19, along a coupling axis 107 and along at least one further coupling axis 108 elastic vibration coupling.
  • the outer cheeks 11 and the inner cheeks 12 have a total of four coupling elements 70 arranged, which is shown in Fig.12, 13 in detail.
  • the elastic shows Coupling element 70 is a leaf spring 80 which is normal to one of the main sides Inner cheeks 12 of the second vibrating body 2 and one of the outer cheeks 11 of the first vibrating body 1 is arranged and two shear-elastic elements 82, e.g. Push rubber blocks with the two push-elastic elements 82 at one end the leaf spring 80 and on opposite sides thereof with this and with the an outer cheek 11 are connected.
  • the outer cheek 11 screwed bracket 81 with the shear-elastic elements 82 and with the screwed intermediate leaf spring end.
  • the other end of the leaf spring 80 is connected to the one inner cheek 12 via a console 83, preferably screwed.
  • the elastic coupling element 71 an annular, elastic member 90 which on its outer periphery from one Ring outer diameter adapted, hollow cylindrical bracket 91.94 is surrounded. In its inner circumference is gripped by a cylindrical one adapted to the inner ring diameter Console element 92, the hollow cylindrical holder 91, 94 with one of the Outer cheeks 11 of the first vibrating body 1 and the cylindrical bracket element 92 with one of the inner cheeks 12 of the second vibrating body 2 or vice versa connected, in particular screwed.
  • the annular, elastic element 90 is designed as a cylindrical ring, the thickness of which between the inner ring diameter d and the outer ring diameter D one Has constriction, the ratio of the outer ring diameter D to Inner ring diameter d is greater than 2.5.
  • the inside and outside of the annular element can this to the outside and towards the inside on an outer 98 and an inner metal ring 99 e.g. be vulcanized so that there is an inseparable connection, the inner metal ring 99 e.g. due to a slight press fit firmly with the cylindrical Console element 92 is connected.
  • the outer metal ring 99 is so with annular, elastic element 90 in the hollow cylindrical holder 91, 94 pressed in that the outer metal ring 99 is firmly connected to it and in annular, elastic member 90 a radially along its outer circumference sets internal bias which ensures that the annular, elastic Element 90 in the plane of movement by the relative movement of the two Vibrating body 1, 2 is not subjected to tensile stress in any direction.
  • the Movement stroke can e.g. 5 to 20mm.
  • the annular design of the elastic element e.g. Rubber member relative movements between the first 1 and the second vibrating body 2 not only in the direction of the normal axes 107, 108 but in all directions immediately converted into radial stretching or compression. by virtue of of the acting prestress, the annular, elastic element 90 only becomes overall pressed and not pulled.
  • the coupling of the annular element 90 can be done in The scope of the invention can also be designed differently from that shown in FIGS. 14, 15.
  • a Use of the elastic coupling element 71 is shown in FIGS. 1 and 2.
  • the elastic Coupling element 72 comprises a box-shaped outer console element 101 and an in this projecting, coaxially arranged, tubular inner console element 102, wherein parallel to the coupling axis 107 and parallel to the normal normal one Coupling axis 108 of the elastic coupling element 72 tension and compression springs 103, 104 between opposite surfaces of the interior 102 and Outer console element 101 are arranged.
  • the tension and compression springs 103, 104 thus run perpendicular to each other, so that both components of the movement in vertically as well as horizontally as elastic deformations in Direction of the normal axes 107, 108 corresponding to the respective elastic Form constants of the tension and compression springs 103, 104.
  • the embodiment according to FIGS. 18, 19 is elastic Shear deformation of the elastic coupling element 73 aligned, the one Consoles bracket 113 and an intermediate frame 112 surrounding this, wherein along the coupling axis 107 of the elastic coupling element 73 between opposite surfaces of the bracket angle 113 and the Intermediate frame 112 shear elastic elements 114 are arranged, and along the another coupling axis 108 of the elastic coupling element 73 between opposite surfaces of the intermediate frame 112 and outside the Intermediate frame 112 positioned support brackets 110 further shear elastic Elements 111 are arranged.
  • the bracket angle 113 is one of the Inner cheeks 12 of the second vibrating body 2 connected, in particular screwed and it is the support bracket 110 with one of the outer cheeks 11 of the first Vibrating body 1 connected, in particular screwed. More equivalents Embodiments of the elastic coupling element are not explicitly mentioned, can, however, be implemented by a person skilled in the art without inventive considerations.

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  • Combined Means For Separation Of Solids (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
EP04450042A 2003-03-07 2004-03-01 Dispositif de tamisage Expired - Lifetime EP1454679B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT3432003 2003-03-07
AT0034303A AT411874B (de) 2003-03-07 2003-03-07 Siebvorrichtung

Publications (2)

Publication Number Publication Date
EP1454679A1 true EP1454679A1 (fr) 2004-09-08
EP1454679B1 EP1454679B1 (fr) 2010-11-03

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EP (1) EP1454679B1 (fr)
AT (2) AT411874B (fr)
DE (1) DE502004011838D1 (fr)

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DE102013018873B3 (de) * 2013-11-12 2014-11-27 Schenck Process Gmbh Siebvorrichtung
CN106733611A (zh) * 2016-12-20 2017-05-31 贵州芭田生态工程有限公司 具有自清洁结构的直线筛
CN107838021A (zh) * 2017-12-12 2018-03-27 郑州诚合信息技术有限公司 一种超细天然珍珠粉筛分装置
DE102016011817A1 (de) * 2016-10-05 2018-04-05 Hein, Lehmann Gmbh Spannwellensiebmaschine mit optimierter Siebbelagbefestigung
DE102016011816A1 (de) 2016-10-05 2018-04-05 Hein, Lehmann Gmbh Spannwellensiebmaschine mit optimierter Transportleistung
CN108607803A (zh) * 2018-06-14 2018-10-02 吴淳 三轴式圆振动筛
CN108855894A (zh) * 2018-08-03 2018-11-23 安徽理工大学 一种手摇式水射流磨料筛装置
CN109290191A (zh) * 2017-11-08 2019-02-01 刘全义 螺旋筛理的网带筛及使用方法和用途
CN111001558A (zh) * 2019-12-18 2020-04-14 广西安硕尔安全技术有限责任公司 座式耦合振动筛分机
CN113318977A (zh) * 2020-09-29 2021-08-31 湖南海联食品有限责任公司 一种果实大小分离装置
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CN114210559A (zh) * 2021-12-22 2022-03-22 遂宁安通商品混凝土有限公司 砂石骨料生产系统
CN114273210A (zh) * 2021-12-20 2022-04-05 徐州安高新型建材产业技术研究院有限公司 一种高尘砂石料的预处理装置及预处理方法
CN114377958A (zh) * 2021-12-27 2022-04-22 罗邦任 一种建筑施工沙石筛选分类装置
CN115007297A (zh) * 2022-06-24 2022-09-06 内蒙古民族大学 一种负压贴合式蒙药用药材回旋处理装置
CN116060286A (zh) * 2022-12-07 2023-05-05 西南石油大学 含同轴弹性耦合三激振电机的双轴四激振电机椭圆振动筛
CN116984089A (zh) * 2023-09-26 2023-11-03 河南佑民生物科技股份有限公司 一种干燥制粒机

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DE102013218003A1 (de) 2013-09-09 2015-03-12 Wacker Chemie Ag Klassieren von Polysilicium
EP3714996A1 (fr) * 2019-03-29 2020-09-30 Binder + Co AG Dispositif de tamisage
CN114226227B (zh) * 2021-12-17 2023-12-26 朱亚凤 一种建筑工程用物料筛选设备

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DE1206372B (de) * 1964-09-26 1965-12-09 Albert Wehner Siebrost
AT379088B (de) * 1984-02-10 1985-11-11 Binder Co Ag Siebvorrichtung
EP0208221A2 (fr) * 1985-07-12 1987-01-14 Hein, Lehmann Aktiengesellschaft Appareil à tamiser

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1206372B (de) * 1964-09-26 1965-12-09 Albert Wehner Siebrost
AT379088B (de) * 1984-02-10 1985-11-11 Binder Co Ag Siebvorrichtung
EP0208221A2 (fr) * 1985-07-12 1987-01-14 Hein, Lehmann Aktiengesellschaft Appareil à tamiser

Cited By (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015070968A1 (fr) 2013-11-12 2015-05-21 Schenck Process Gmbh Dispositif de tamisage
CN105636713A (zh) * 2013-11-12 2016-06-01 申克公司 筛分装置
AU2014350608B2 (en) * 2013-11-12 2017-09-07 Sandvik Rock Processing Australia Pty Limited Screening device
AU2014350608C1 (en) * 2013-11-12 2018-01-18 Sandvik Rock Processing Australia Pty Limited Screening device
DE102013018873B3 (de) * 2013-11-12 2014-11-27 Schenck Process Gmbh Siebvorrichtung
CN105636713B (zh) * 2013-11-12 2019-04-09 申克普若赛斯欧洲有限公司 筛分装置
DE102016011817A1 (de) * 2016-10-05 2018-04-05 Hein, Lehmann Gmbh Spannwellensiebmaschine mit optimierter Siebbelagbefestigung
DE102016011816A1 (de) 2016-10-05 2018-04-05 Hein, Lehmann Gmbh Spannwellensiebmaschine mit optimierter Transportleistung
CN106733611A (zh) * 2016-12-20 2017-05-31 贵州芭田生态工程有限公司 具有自清洁结构的直线筛
CN109290191A (zh) * 2017-11-08 2019-02-01 刘全义 螺旋筛理的网带筛及使用方法和用途
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EP1454679B1 (fr) 2010-11-03
DE502004011838D1 (de) 2010-12-16
ATA3432003A (de) 2003-12-15
ATE486670T1 (de) 2010-11-15
AT411874B (de) 2004-07-26

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