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EP1010508A1 - Tamis à rouleaux ou machine d'épandage - Google Patents

Tamis à rouleaux ou machine d'épandage Download PDF

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Publication number
EP1010508A1
EP1010508A1 EP99122802A EP99122802A EP1010508A1 EP 1010508 A1 EP1010508 A1 EP 1010508A1 EP 99122802 A EP99122802 A EP 99122802A EP 99122802 A EP99122802 A EP 99122802A EP 1010508 A1 EP1010508 A1 EP 1010508A1
Authority
EP
European Patent Office
Prior art keywords
roller
machine according
scattering machine
ring
screen
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
EP99122802A
Other languages
German (de)
English (en)
Other versions
EP1010508B1 (fr
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.)
Siegelkamp Maschinen- und Anlagenbau & Co GmbH
Original Assignee
G Siempelkamp GmbH and Co KG
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 G Siempelkamp GmbH and Co KG filed Critical G Siempelkamp GmbH and Co KG
Publication of EP1010508A1 publication Critical patent/EP1010508A1/fr
Application granted granted Critical
Publication of EP1010508B1 publication Critical patent/EP1010508B1/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
    • B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
    • B07B13/04—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices according to size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
    • B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
    • B27N3/08—Moulding or pressing
    • B27N3/10—Moulding of mats
    • B27N3/14—Distributing or orienting the particles or fibres
    • B27N3/143—Orienting the particles or fibres
    • 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
    • B07B1/12—Apparatus having only parallel elements
    • B07B1/14—Roller screens
    • B07B1/15—Roller screens using corrugated, grooved or ribbed rollers

Definitions

  • the invention relates to a roller screen or scattering machine for Classifying or scattering wood chips, fibers or the like, with at least one set of rollers consisting of several Aligned parallel to each other, same direction of rotation having rollers, which together form a roller bed form, which extends across its length transverse to the rollers and a feed end for the screened or spreading material and a discharge end for coarse material, with each roller with its Top side defining the roller bed level towards the discharge end rotates and a plurality at the same axial distance from each other spaced ring grooves, which are separated from each other Ring webs are separated, the outer surface of the roller form, and with adjacent rollers so assigned to each other are that the ring webs of one roller the ring grooves of the neighboring Roller opposite and with these - in plan view seen on the roller bed level - largely on its circumference closed chip throughflow openings, perpendicular to the roller bed level form.
  • the invention further relates to the use of such Roller screen or spreading machine.
  • the invention has for its object the screening or classifying effect to improve the machine described above.
  • the leading tooth flank of the rotating teeth exercises the particles of the screened or scattered material have a throwing effect, so that blockages of the roller set avoided and an accelerated Transport of the coarse goods in particular to the discharge end be guaranteed. Only the leading ones give active impulses Tooth flanks, while those falling on the back of the teeth Particles simply slide off from there. By the opposite each other ring web teeth rotating through a chip diaphragm opening will also clog these chip diarrhea openings prevented.
  • the separation effect can essentially can be adjusted by changing the roller speed. For this, several can be connected in series, each with roller sets equipped with variable drives can be provided.
  • the separation effect can also be influenced by choosing different ones radial tooth heights possible. So can the last Rollers have ring web teeth with maximum tooth height.
  • each ring groove it is possible to smooth the bottom of each ring groove to train. It has been developed for certain areas of application however proven to be advantageous, albeit the bottom of each ring groove by teeth adjoining one another in the circumferential direction is formed, the contour of which corresponds to the ring web teeth, the teeth of the ring groove in relation to the ring web teeth Circumferential direction offset by a fraction of a tooth pitch are and in the radial direction the tooth back of the axially adjacent Slightly protrude from the ring bar teeth.
  • the throwing effect described above is particularly effective, if the leading tooth flank with the through the Tooth root radius includes an angle of about 45 °.
  • each roller consists of individual prefabricated, rings on a roll body, wherein the roller body made of solid rod or thick-walled Pipe material can exist.
  • the rings can be the same width from e.g. 3 mm, the rings forming the ring grooves have an outer diameter that is opposite the outer diameter the rings forming the ring webs around e.g. only about 2 mm is smaller.
  • FIG 1 shows a roller screen or spreading machine for classifying or on scattering wood chips, fibers or the like.
  • a roller set 1 which consists of several axially parallel Side by side, same direction of rotation 2 (see Figure 5) comprising rollers 3, which together form a roller bed that is transverse in length to the Rolls 3 extends and a task end A for the screen or Spreading material and a discharge B for coarse material.
  • Every roller 3 rotates with its upper side defining the roller bed plane towards the discharge end B and has a plurality of in the same axial distance from each other spaced ring grooves 4 (see Figure 2), which are separated from each other by ring webs 5, the form the outer surface of the roller 3.
  • the ring grooves 4 and so that the separating ring webs 5 are each in planes standing perpendicular to the roller axis 6, with neighboring ones Rollers 3 are assigned to each other so that the ring webs 5th one roller 3 opposite the ring grooves 4 of the adjacent roller and with them - in top view of the roller bed level seen - on their circumference largely closed, vertical to the roller bed level, however, open chip throughflow openings 7 form, as can be seen in Figure 2.
  • the width b the ring webs 5 maximum as large as that of the ring grooves 4.
  • Figure 2 also shows that between two neighboring Rollers 3 formed a straight gap 8 in plan view is.
  • the roller 3 consists of individual prefabricated, on a roller body 9 wound rings 10, 11.
  • the roller body 9 made of solid rod or thick-walled tube material consist.
  • FIGS. 3 and 4 recognize that the rings 10 of larger diameter that in Figure 2 schematically shown ring webs 5, the rings 11 smaller In contrast, the diameter embedded between two ring webs Form ring grooves 4.
  • each leading tooth flank 12a is steeper than the next one, up to the base 12b of the next one Tooth flank 12a falling tooth back 12c.
  • the closes leading tooth flank 12a with the tooth flank 12b Radius r an angle ⁇ of about 45 °.
  • Figure 6 also leaves recognize that each tooth back 12c of the ring web teeth 12 with the tangent to its flight circle has an angle ⁇ of Includes 3 ° -6 °.
  • the teeth 12 of the ring grooves 4 are similar to those of the ring webs 5 trained, but this in the circumferential direction by one Fraction of a tooth pitch t, preferably less than one half tooth pitch t offset.
  • Figure 5 shows that the Annular groove teeth 12 in the radial direction of the tooth back 12c slightly protrude axially adjacent ring web teeth 12.
  • the ring web teeth 12 form one Incline 13, which is shown schematically in Figure 3.
  • this slope 13 the opposite of the adjacent roller is the same Has slope height.
  • the rings 10, 11 are in the axial direction by right-hand and left-hand nuts 14a and 14b braced against each other.
  • the rings 10, 11 with the roller body 9 the rings with a nose 15 ( Figure 5) in a down the length of the roller body 9 engage extending groove.
  • a projection on which the rings 10, 11th be pushed on with a recess in their inner ring contour can.
  • the separating effect of the roller screen or - Spreading machine can be adjusted by changing the roller speed. They can also form larger chip diarrhea openings 7 two or more identical rings 10 or 11 can be arranged axially next to each other.
  • the width b of a ring 10 or 11 e.g. 3 mm.
  • each ring 10 or 11 e.g. Have 16-20 teeth 12 and at an outer diameter D of about 70 - 80 mm (middle layer machines) are per ring 14 - 24 teeth provided.
  • With wide Spreading machines have outside diameters of up to 100 mm.
  • the radial tooth height h depends on the application and is in Top layer machines about 1 - 3 mm and in middle layer machines about 2 - 8 mm.
  • the ring groove teeth are opposite the ring web teeth in the direction of rotation 2 only by an angle ⁇ of offset about 4 °.
  • each roller 3 can be supported at both ends in pillow block bearings 16 his.
  • the roller surface is designed to be wear-resistant, preferably chrome-plated.
  • Figure 7 shows a top layer spreading machine 17 with a chip bunker 18 for receiving the screen or grit 19, with a Bunker belt 20, which shows the screenings 19 in the direction of Promotes arrow to a discharge point, with in the chip bunker 18 arranged leveling rollers 21 for the screenings 19 and one scraping the pre-conveyed screenings 19 at the discharge point Spiked roller 22.
  • a drop area below the drop area is a provided with sieves 23 wind chamber 24, in the for horizontal register air flow symbolized by arrows 25 are arranged, which are connected to an air blower 26 are.
  • roller set 1 which acts as a roller screen works, so chip diarrhea openings 7 of the same size has and serves for the separation of coarse material 27, which over the Roll set 1 migrates from the feed end A to the discharge end B. and is dropped into a screw 28.
  • FIG. 8 differs from the top layer spreading machine 17 7 only in that the roller set 1 here as Dosing device works, that is to classify the spreading material 19 serves.
  • the size of the chip diarrhea openings shown in Figure 2 7 therefore increases from A to B. Any coarse material will also thrown into the screw 28 here.
  • FIG. 9 shows a top layer spreading machine, at the chip flow is mechanically and pneumatically resolved.
  • the chip bunker 18 corresponds with its internals 20, 21, 22 in essential of the embodiment according to FIG. 7.
  • the sieve or Scatter 19 is thus from the bunker belt 20 in through the leveling rollers 21 equalized funding amount promoted and at the end the bunker belt 20 with the support of a rotating spiked roller 22, which can also be a rotating brush on one roller set 1 formed by spreading rollers.
  • a rotating spiked roller 22 which can also be a rotating brush on one roller set 1 formed by spreading rollers.
  • a coarse-part screw 28 is arranged downstream of the roller set 1.
  • FIG. 10 shows a middle layer spreading machine 29. This is running the sieve or grit 19 to be introduced into the chip bunker 18 first via a roller set 1 working as a roller screen, the the coarse material already excretes and throws into the screw 28. The screened material is collected by a conveyor belt 30 and dropped in the chip bunker 18. That of his bunker band 20 thrown off screen or grit 19 is in one here device not of interest divided into two sub-streams and then arrives on a forming belt 31, as is also shown in Figures 7 to 9 is provided.
  • FIG. 11 differs from that of Figure 10 only in that by the as a roller screen Working or set of rolls 1 passing through sieve or grit 19 falls directly into the chip bunker 18.
  • Figure 12 shows in its lower part in a schematic representation a plant corresponding to FIG. 9, in which the chip flow to be resolved mechanically and pneumatically.
  • the Screening or scattering material is more common Conveyed from a bunker belt 20 and at the end of the belt Support of a rotating brush 32 on one by spreader rollers formed roller set 1 thrown off.
  • the roller set 1 At a clear distance below the roller set 1 is the usual one Form ribbon 31, which is in the direction of the arrow and thus rotates counter to the conveying direction 33 of the roller set 1, to achieve the chip scattering pattern shown in the upper part of FIG however, was stopped.
  • Air suction device 34 is above the forming belt 31 a free suction channel 35 is formed, the length of which is at least of the roller set 1 corresponds.
  • a pneumatic resolution to that in the upper Part of the chip scattering image shown in FIG. 12 leads. This Scattering pattern has occurred at a speed of rotation of the spreader rollers 3 of 325 rpm and at an air speed generated by the suction of 1.1 m / s. The spread was over a Period of 30 seconds with the ribbon 31 stopped.
  • the scatter diagram shows that the highest spreading height below the first spreading rollers of the roller set 1 shows that this maximum is considerably lower lies as without an air suction device, which causes a strong pull apart of the scatter pattern on the forming belt, the Extension of the spread pattern caused by the air extraction until far below the bunker belt 20.

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Combined Means For Separation Of Solids (AREA)
  • Paper (AREA)
EP99122802A 1998-12-14 1999-11-17 Tamis à rouleaux ou machine d'épandage Expired - Lifetime EP1010508B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19857498A DE19857498C1 (de) 1998-12-14 1998-12-14 Walzensiebmaschine und deren Verwendung
DE19857498 1998-12-14

Publications (2)

Publication Number Publication Date
EP1010508A1 true EP1010508A1 (fr) 2000-06-21
EP1010508B1 EP1010508B1 (fr) 2003-10-15

Family

ID=7890950

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99122802A Expired - Lifetime EP1010508B1 (fr) 1998-12-14 1999-11-17 Tamis à rouleaux ou machine d'épandage

Country Status (7)

Country Link
US (1) US6257414B1 (fr)
EP (1) EP1010508B1 (fr)
KR (1) KR100331246B1 (fr)
CN (1) CN1191133C (fr)
BR (1) BR9907482A (fr)
CA (1) CA2292173C (fr)
DE (2) DE19857498C1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003043749A1 (fr) * 2001-11-23 2003-05-30 Raumaster Oy Criblage de copeaux de bois
DE10206594A1 (de) * 2002-02-15 2003-08-28 Dieffenbacher Gmbh Maschf Streustation zum Streuen von beleimten Streugütern insbesondere Holzspänen
WO2020244876A1 (fr) * 2019-06-07 2020-12-10 Ipco Germany Gmbh Rouleau de saupoudrage pour un dispositif de distribution

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DE10020890A1 (de) * 2000-04-28 2001-10-31 Dieffenbacher Schenck Panel Vorrichtung zum Streuen von Streugut auf eine kontinuierlich bewegte Unterlage
DE10206595A1 (de) * 2002-02-15 2003-08-28 Dieffenbacher Gmbh Maschf Streustation zum homogenen Streuen von beleimten Streugütern insbesondere Holzspänen
ATE355225T1 (de) * 2003-04-08 2006-03-15 Hmh Maschinenhandel Vorrichtung zum zuführen pharmazeutischer produkte zu blisterpackungen
US7117996B1 (en) * 2003-04-29 2006-10-10 Key Technology Inc. Adjustable object size grader
CN100441281C (zh) * 2003-08-05 2008-12-10 东丽株式会社 含有无机粉末的糊剂及其制造方法以及等离子显示板用构件的制造方法
DE202008011509U1 (de) * 2008-08-29 2008-10-30 Binos Gmbh Vorrichtung zur Streuung eines Vlieses
DE202009010983U1 (de) 2009-05-07 2011-06-15 Doppstadt Familienholding GmbH, 42555 Siebmaschine, insbesondere Sternsiebmaschine
CN101596485B (zh) * 2009-06-29 2011-07-06 中冶长天国际工程有限责任公司 一种杂物分离装置及杂物分离方法
DE102011077514A1 (de) * 2011-06-14 2012-12-20 Dieffenbacher GmbH Maschinen- und Anlagenbau Verfahren und Vorrichtung zur Beleimung von Partikeln, die aus zur Herstellung von Werkstoffplatten geeigneten Fasern und/oder Spänen bestehen
KR101305130B1 (ko) * 2011-07-26 2013-09-12 현대자동차주식회사 폐차 잔재물의 폴리우레탄 폼 및 섬유 선별 장치
CN103657509B (zh) * 2013-11-21 2015-08-26 山东赛特建材有限公司 玻璃纤维短丝分散机
CN104307730A (zh) * 2014-09-28 2015-01-28 扬州高扬机电制造有限公司 一种异形交错式拨轮筛分机
US9403193B1 (en) 2015-05-29 2016-08-02 Charles A. Picard, Jr. Roller apparatus
US10111385B2 (en) 2016-06-24 2018-10-30 Jackrabbit Nut harvester with separating disks
CN106914403B (zh) * 2017-03-12 2020-03-13 方都 一种滚动筛及其筛选方法
CN106914406A (zh) * 2017-03-17 2017-07-04 杭州金知科技有限公司 一种筛选设备
CN107812561A (zh) * 2017-12-12 2018-03-20 成都利君实业股份有限公司 一种高压辊打散分级闭路粉磨环保系统
DE102017011798B4 (de) * 2017-12-20 2020-09-03 Lig Gmbh Vorrichtung zum Trennen von Aufgabegut
AU2019250353B2 (en) 2018-04-10 2024-02-15 Georg Schons Sorting device for sorting out coins
DE102018005187C5 (de) * 2018-07-02 2025-01-23 Doppstadt Beteiligungs Gmbh Trennvorrichtung
CN108636754B (zh) * 2018-07-27 2023-08-25 四川皇龙智能破碎技术股份有限公司 一种大筛面筛分机
CN109499835A (zh) * 2018-11-13 2019-03-22 新疆泰宇达环保科技有限公司 一种硅废料回收系统的后处理装置
CN109395821A (zh) * 2018-12-10 2019-03-01 徐州铭山路桥机械设备制造有限公司 路桥施工用破碎筛分装置
US11432463B2 (en) 2019-02-08 2022-09-06 Jackrabbit, Inc. Nut harvester with a removable assembly and a method of replacing a removable assembly of a nut harvester
CN111802680B (zh) * 2019-04-12 2024-08-30 秦皇岛烟草机械有限责任公司 一种用于烟叶筛分的筛辊及烟叶筛分装置
CN111420877A (zh) * 2020-05-07 2020-07-17 扬州泰富特种材料有限公司 一种造球辊式筛分机侧挡板
CN112317293A (zh) * 2020-09-21 2021-02-05 江苏大学 一种多轴滚动式清选筛分装置及水稻联合收割机
CN113083707B (zh) * 2021-03-20 2022-07-22 珠海达明科技有限公司 一种芯片测试自动化产线的芯片等级分选装置及方法
CN113751302A (zh) * 2021-09-16 2021-12-07 图布新 一种机械加工用便于维修和更换的辊筛连接固定装置
CN115625130B (zh) * 2022-12-07 2023-04-07 黑龙江省农业科学院绥化分院 一种水稻种子分离筛选及分排装置
CN116849271B (zh) * 2023-07-14 2024-01-19 凤庆县三宁茶业有限责任公司 一种红茶发酵装置
CN117753510B (zh) * 2024-02-22 2024-04-30 新乡市亿龙养护设备有限公司 一种骨料筛分设备

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US2966267A (en) * 1958-08-21 1960-12-27 James R Dunbar Apparatus for materials classification
EP0328067A2 (fr) * 1988-02-12 1989-08-16 Acrowood Corporation Procédé et dispositif pour le triage de copeaux trop fins et trop épais
EP0601986A1 (fr) * 1992-12-08 1994-06-15 Sunds Defibrator Loviisa Oy Chambre de soufflage
US5377848A (en) * 1991-03-21 1995-01-03 Consilium Bulk Babcock Oy Roller screen for screening bulk material, especially wood chips
WO1997009129A1 (fr) * 1995-09-06 1997-03-13 Rotom Verkstäder Ab Rotor a disques de tamisage
WO1998040173A1 (fr) * 1997-03-12 1998-09-17 Pal S.R.L. Dispositif a rouleaux servant a separer des granulats et des particules presentant differentes granulometries, et machine de formation correspondante mettant en oeuvre ce dispositif

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DE1190411B (de) * 1958-08-07 1965-04-08 James R Dunbar Klassierungsrost
US4871073A (en) * 1987-10-02 1989-10-03 National Ecology, Inc. Disc screen separator device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2966267A (en) * 1958-08-21 1960-12-27 James R Dunbar Apparatus for materials classification
EP0328067A2 (fr) * 1988-02-12 1989-08-16 Acrowood Corporation Procédé et dispositif pour le triage de copeaux trop fins et trop épais
US5377848A (en) * 1991-03-21 1995-01-03 Consilium Bulk Babcock Oy Roller screen for screening bulk material, especially wood chips
EP0601986A1 (fr) * 1992-12-08 1994-06-15 Sunds Defibrator Loviisa Oy Chambre de soufflage
WO1997009129A1 (fr) * 1995-09-06 1997-03-13 Rotom Verkstäder Ab Rotor a disques de tamisage
WO1998040173A1 (fr) * 1997-03-12 1998-09-17 Pal S.R.L. Dispositif a rouleaux servant a separer des granulats et des particules presentant differentes granulometries, et machine de formation correspondante mettant en oeuvre ce dispositif

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003043749A1 (fr) * 2001-11-23 2003-05-30 Raumaster Oy Criblage de copeaux de bois
DE10206594A1 (de) * 2002-02-15 2003-08-28 Dieffenbacher Gmbh Maschf Streustation zum Streuen von beleimten Streugütern insbesondere Holzspänen
WO2020244876A1 (fr) * 2019-06-07 2020-12-10 Ipco Germany Gmbh Rouleau de saupoudrage pour un dispositif de distribution
US11911935B2 (en) 2019-06-07 2024-02-27 Ipco Germany Gmbh Spreader roll for a distributing device

Also Published As

Publication number Publication date
CA2292173C (fr) 2003-03-18
CA2292173A1 (fr) 2000-06-14
DE59907366D1 (de) 2003-11-20
EP1010508B1 (fr) 2003-10-15
DE19857498C1 (de) 2000-06-15
KR100331246B1 (ko) 2002-04-06
BR9907482A (pt) 2000-08-15
CN1256975A (zh) 2000-06-21
KR20000052454A (ko) 2000-08-25
US6257414B1 (en) 2001-07-10
CN1191133C (zh) 2005-03-02

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