WO2005007306A1 - Verfahren und vorrichtung zum vereinzeln von briefen - Google Patents
Verfahren und vorrichtung zum vereinzeln von briefen Download PDFInfo
- Publication number
- WO2005007306A1 WO2005007306A1 PCT/DE2004/001163 DE2004001163W WO2005007306A1 WO 2005007306 A1 WO2005007306 A1 WO 2005007306A1 DE 2004001163 W DE2004001163 W DE 2004001163W WO 2005007306 A1 WO2005007306 A1 WO 2005007306A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- conveyor belt
- axis
- rotation
- letters
- retaining
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C1/00—Measures preceding sorting according to destination
- B07C1/02—Forming articles into a stream; Arranging articles in a stream, e.g. spacing, orientating
- B07C1/04—Forming a stream from a bulk; Controlling the stream, e.g. spacing the articles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S209/00—Classifying, separating, and assorting solids
- Y10S209/90—Sorting flat-type mail
Definitions
- the invention relates to a method for separating letters, in which irregularly spaced and disorderly accumulations of letters transported on a conveyor belt in a continuous stream are predominantly not superimposed and largely homogeneous over the
- the invention also includes a device suitable for carrying out the method.
- An automated separating and sorting line usually has a conveyor belt on which the boxes or sacks delivered at irregular intervals are emptied, as a result of which irregularly spaced, disorderly accumulations of letters form on the conveyor belt.
- the letters arranged in this way on the conveyor belt are then usually fed to one or more successive separating devices with the aim of converting the above-described arrangement of the letters, which consists of disorderly clusters, into one which consists of letters which are largely not overlapping and largely homogeneously located on the conveyor belt and thus corresponds to a continuous flow of letters that are not superimposed and largely homogeneously distributed on the conveyor belt.
- An arrangement of separating devices for separating letters is specified in US Pat. No. 2,905,309, in particular in FIG. 1 there.
- the letters first reach a first conveyor belt over an inclined plane, which conveys the letters to a second conveyor belt via a weighing board that influences the control of the conveyor belt.
- This second conveyor belt feeds the letters to a further separating device, which consists of a rotating drum with protruding thin strips or "fingers” which pull or push the letters from the conveyor belt individually into a shaft.
- the drum is transverse over the conveyor belt attached to the conveying direction so that the strips can touch the conveyor belt, and the drum rotates in the described device in such a way that the strips move in the conveying direction if they are below the axis of rotation.
- the invention has for its object to provide a method for separating letters, in which even extensive on the conveyor belt, irregularly spaced and disorderly accumulations of letters reliably in a continuous stream of mostly non-stacked and largely homogeneous letters distributed across the conveyor belt in be transferred to trouble-free series operation.
- the method is particularly suitable for the separation of randomly transported standard letters which have formats comparable to the formats DIN B6 or DIN C6, DIN long, DIN C5 or larger formats, for example in the case of large letters used.
- Such letters are typically unsorted in boxes or sacks at a transshipment point of a delivery delivered to the company in order to be sorted there and prepared for further dispatch.
- the invention also includes a device suitable for carrying out the method, in which an axis of rotation arranged transversely to a conveying direction of a conveyor belt, horizontally and above the conveyor belt and one or more in a radial alignment with respect to the axis of rotation are attached to the axis of rotation and around it there are rotating restraining plates, the rotating restraining plates being drivable in such a way that in at least one operating state of the device they have a speed component in a direction opposite to the conveying direction of the conveyor belt if they are below the axis of rotation.
- the axis of rotation and the restraint plate are arranged in such a way that the letters fed on the conveyor belt of the device are accumulated in front of the restraint plate if the axis of rotation is in a position in which the restraint plate is at right angles vertically downward with the Conveyor belt forms.
- This position of the axis of rotation and the restraining plate should be referred to here as the starting position so that it can be referred to below.
- the letters thrown upwards or erected can, by means of a moving movement of the rotating retaining plate and favored by the dynamic pressure building up in front of the device, succeed in reaching the downstream area of the conveyor belt over the axis of rotation.
- the rotational movement has the result that, during a period of movement, a gap between the restraining plate and the conveyor belt opens and closes again, through which some of the letters jammed at the bottom in the starting position into the area of the conveyor belt located away from the conveyor be promoted.
- Conveyor belt in which the letters are largely homogeneously distributed on the conveyor belt and mostly do not lie one above the other.
- the efficiency of the method according to the invention can be increased by attaching two or more retaining shields in radial alignment with respect to the axis of rotation, a particularly preferred embodiment of the invention being distinguished by the fact that there are equal angular distances between the retaining shields.
- This makes it possible to reduce the extent of the shields in the radial direction with respect to the axis of rotation compared to the case with only one shield and still achieve the same congestion effect as in this case, since these are purely from the surface of the shields standing perpendicular to the conveyor belt results.
- the extent of the gap formed between the conveyor belt and the shields during the rotation depends on the radial extension of the shields and is reduced in the embodiment with several shields compared to the embodiment with one shield.
- the frequency of the periodic sequence resulting from the application of the method according to the invention is increased in the embodiment with several shields with the rotational frequency of the axis of rotation remaining constant compared to the execution with only one shield, so that a very high volume of letters can also be processed.
- one or more of the restraining plates have a smaller radial extension than at least one other plate, as a result of which a gap remains between the conveyor belt and a restraining plate with a smaller radial extension even if this plate is directed vertically downwards in the direction stands on the conveyor belt, which gap of letters in the lower layer of the accumulation pent up in front of the device can be passed.
- the radio-side end piece is designed to be elastic in order to avoid damage to the pushed-back letters and to promote the throwing up and taking of the letters by a whip effect.
- a further increase in the efficiency of the method according to the invention for separating letters can be achieved in that the separation by rotating
- Restraint shields according to the above-described method according to the invention are preceded by a first separation of letters, which is carried out with the aid of a restraint device.
- this first, preceding separating device consists of a retaining plate which is attached to a downward hanging axis transversely to the conveying direction, the fastenings of which permit oscillation back and forth and the end piece of which is preferably elastic.
- the first separating device is designed so that it can be passed through by an accumulation of letters, the ones in the accumulation Letters are then separated using the method according to claim 1.
- FIG. 1 shows a cross section through a device for separating letters with two retaining plates with a viewing direction in the conveying direction
- Fig. 3 shows a cross and a longitudinal section through the first separating device, which can precede the device shown in the other figures.
- Letters are conveyed to the device in irregularly spaced, disorderly piles on a conveyor belt 1 or 1 '.
- the part of the conveyor belt 1 moving in the conveying direction rests on a support surface 2, is deflected at the end of the conveying path and is returned under the support surface 2.
- the returned part 1 'of the conveyor belt is in frictional contact on a rotating roller 3, which, driven by a motor 4, which is not specified here, ensures the drive of the conveyor belt.
- the device for separating letters attached to the conveyor device has a mounting frame which spans the conveyor device and is fastened to the lateral boundaries 5 and 5 'of the conveyor belt.
- the frame consists of a frame construction fixed to the device with the lateral boundaries 5 and 5 'with side tubes 6 and 6' standing vertically upwards on the conveyor belt, as well as a cross strut 7 through which a thread is driven downwards in the direction of the conveyor belt 1 is.
- a screw 8 is screwed into the thread, which at its end facing the conveyor belt 1 is fastened centrally and rotatably to the cross strut 9 of another, movable part of the frame, which is held in position by the screw 8.
- the movable part of the frame also has lateral tubes 10 and 10 ', which are connected at their upper ends facing away from the conveyor belt 1 to the cross strut 9 and which the lateral tubes 6 and 6' of the part of the part which is fixedly connected to the conveyor Sheath the frame so that the side tubes 6 and 6 'serve as a guide for the side tubes 10 and 10' of the movable part of the frame.
- downward receiving devices 11 and 11' are fastened, on which a rotary axis 12 is rotatably mounted and attached in such a way that it moves the conveyor belt parallel to the ones described above Cross struts 7 and 9 spanned.
- the distance between the axis of rotation 12 and the conveyor belt 1 can be varied by rotating the screw 8, which can be carried out with the aid of a crank 13 attached to the end of the screw 8 above the cross strut 7.
- the axis of rotation 12 is surrounded within the lateral boundaries 5 and 5 'by a roller 14, on which the retaining plates 15 and 15' are fixed and attached in such a way that they are arranged in the radial direction with respect to the axis of rotation 12 and at equal angular distances from one another.
- an end piece 16 made of an elastic material is fastened, which end piece 16 is to extend close to the conveyor belt 1 in the position of the axis of rotation 12 and the retaining plates 15 and 15 'shown in FIGS. 1 and 2, in order to achieve the invention - to be able to effectively carry out appropriate procedures for separating letters.
- Another restraint plate 15 has no elastic end piece and thus has a smaller radial extent than the restraint plate 15 provided with the end piece 16.
- V-belt 17 used can of course be replaced by equivalent devices.
- V-belt it is possible to use a motor lying in the rotating roller or a motor plugged on directly from the outside - in particular as a direct drive.
- the adjustability can also be realized here.
- the height adjustment shown can also take place, for example, in that the receptacle of the separator in the side walls of the conveyor belt is designed to be height-adjustable.
- a height adjustment in several - in particular two or three - stages is just as suitable as a stepless adjustment.
Landscapes
- Sorting Of Articles (AREA)
- Sheets, Magazines, And Separation Thereof (AREA)
- Combined Means For Separation Of Solids (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Attitude Control For Articles On Conveyors (AREA)
- Auxiliary Devices For And Details Of Packaging Control (AREA)
- Structure Of Belt Conveyors (AREA)
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04738617A EP1646455B1 (de) | 2003-07-10 | 2004-06-07 | Verfahren und vorrichtung zum vereinzeln von briefen |
CA002531354A CA2531354A1 (en) | 2003-07-10 | 2004-06-07 | Method and device for separating letters |
AU2004257384A AU2004257384B2 (en) | 2003-07-10 | 2004-06-07 | Method and device for separating letters |
DE502004007446T DE502004007446D1 (de) | 2003-07-10 | 2004-06-07 | Verfahren und vorrichtung zum vereinzeln von briefen |
US10/564,304 US7469789B2 (en) | 2003-07-10 | 2004-06-07 | Method and device for separating letters |
JP2006517943A JP2007506626A (ja) | 2003-07-10 | 2004-06-07 | 書簡の分離方法及び装置 |
IL173038A IL173038A0 (en) | 2003-07-10 | 2006-01-09 | Method and device for separating letters |
NO20060337A NO20060337L (no) | 2003-07-10 | 2006-01-23 | Fremgangsmate og anordninger for sortering av brev |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10331410.5 | 2003-07-10 | ||
DE10331410A DE10331410B4 (de) | 2003-07-10 | 2003-07-10 | Verfahren und Vorrichtung zum Vereinzeln von Briefen |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005007306A1 true WO2005007306A1 (de) | 2005-01-27 |
Family
ID=34041784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2004/001163 WO2005007306A1 (de) | 2003-07-10 | 2004-06-07 | Verfahren und vorrichtung zum vereinzeln von briefen |
Country Status (12)
Country | Link |
---|---|
US (1) | US7469789B2 (de) |
EP (1) | EP1646455B1 (de) |
JP (1) | JP2007506626A (de) |
AT (1) | ATE399064T1 (de) |
AU (1) | AU2004257384B2 (de) |
CA (1) | CA2531354A1 (de) |
DE (2) | DE10331410B4 (de) |
IL (1) | IL173038A0 (de) |
NO (1) | NO20060337L (de) |
RU (1) | RU2346758C2 (de) |
WO (1) | WO2005007306A1 (de) |
ZA (1) | ZA200601162B (de) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2905309A (en) * | 1957-11-14 | 1959-09-22 | Emerson Radio & Phonograph Cor | Mail handling apparatus |
DE1198283B (de) * | 1960-09-08 | 1965-08-05 | Telefunken Patent | Einrichtung zur dosierten Abgabe von flachen Gegenstaenden, wie insbesondere Postsendungen |
FR1442267A (fr) * | 1963-10-25 | 1966-06-17 | Automatisme Cie Gle | Dispositif pour étaler des objets plats |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3126201A (en) * | 1964-03-24 | Stripping device | ||
DE512940C (de) * | 1930-11-25 | Mix & Genest Akt Ges | Einrichtung zum Ausbreiten von gestapeltem Gut auf Foerdermittel | |
CH273832A (de) * | 1950-07-21 | 1951-02-28 | Hess Arthur | Tablettenzufuhreinrichtung. |
US2961085A (en) * | 1957-09-11 | 1960-11-22 | Emerson Radio & Phonograph Cor | Mail handling apparatus |
DE2552157C3 (de) * | 1975-11-20 | 1980-01-24 | Bison-Werke Baehre & Greten Gmbh & Co Kg, 3257 Springe | Vorrichtung zum Herstellen von Blöcken aus mit einem hydraulischen Bindemittel, vorzugsweise Zement, versetzten lignozellulosehaltigen Teilchen |
JPS641033Y2 (de) * | 1981-03-20 | 1989-01-11 | ||
GB8701577D0 (en) * | 1987-01-24 | 1987-02-25 | Kalamazoo Plc | Machines for collating forms |
JPH03232615A (ja) * | 1990-02-05 | 1991-10-16 | Kubota Corp | 農作物の選別用搬出装置 |
DE4128636A1 (de) * | 1991-08-29 | 1993-03-04 | Bold Joerg | Verfahren zur gleichfoermigen verteilung von streugut auf ein kontinuierlich laufendes band und vorrichtung zur durchfuehrung des verfahrens |
US5507380A (en) * | 1994-09-20 | 1996-04-16 | Hamma; John C. | Stacked package separating system |
-
2003
- 2003-07-10 DE DE10331410A patent/DE10331410B4/de not_active Expired - Fee Related
-
2004
- 2004-06-07 AU AU2004257384A patent/AU2004257384B2/en not_active Ceased
- 2004-06-07 JP JP2006517943A patent/JP2007506626A/ja active Pending
- 2004-06-07 US US10/564,304 patent/US7469789B2/en not_active Expired - Fee Related
- 2004-06-07 RU RU2005140738/12A patent/RU2346758C2/ru not_active IP Right Cessation
- 2004-06-07 WO PCT/DE2004/001163 patent/WO2005007306A1/de active IP Right Grant
- 2004-06-07 AT AT04738617T patent/ATE399064T1/de not_active IP Right Cessation
- 2004-06-07 EP EP04738617A patent/EP1646455B1/de not_active Expired - Lifetime
- 2004-06-07 DE DE502004007446T patent/DE502004007446D1/de not_active Expired - Lifetime
- 2004-06-07 CA CA002531354A patent/CA2531354A1/en not_active Abandoned
-
2006
- 2006-01-09 IL IL173038A patent/IL173038A0/en not_active IP Right Cessation
- 2006-01-23 NO NO20060337A patent/NO20060337L/no not_active Application Discontinuation
- 2006-02-09 ZA ZA200601162A patent/ZA200601162B/en unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2905309A (en) * | 1957-11-14 | 1959-09-22 | Emerson Radio & Phonograph Cor | Mail handling apparatus |
DE1198283B (de) * | 1960-09-08 | 1965-08-05 | Telefunken Patent | Einrichtung zur dosierten Abgabe von flachen Gegenstaenden, wie insbesondere Postsendungen |
FR1442267A (fr) * | 1963-10-25 | 1966-06-17 | Automatisme Cie Gle | Dispositif pour étaler des objets plats |
Also Published As
Publication number | Publication date |
---|---|
JP2007506626A (ja) | 2007-03-22 |
US20070164506A1 (en) | 2007-07-19 |
DE10331410B4 (de) | 2007-12-20 |
DE502004007446D1 (de) | 2008-08-07 |
CA2531354A1 (en) | 2005-01-27 |
US7469789B2 (en) | 2008-12-30 |
NO20060337L (no) | 2006-01-23 |
IL173038A0 (en) | 2006-06-11 |
EP1646455A1 (de) | 2006-04-19 |
AU2004257384B2 (en) | 2009-01-22 |
AU2004257384A1 (en) | 2005-01-27 |
ATE399064T1 (de) | 2008-07-15 |
ZA200601162B (en) | 2007-05-30 |
EP1646455B1 (de) | 2008-06-25 |
RU2005140738A (ru) | 2006-08-27 |
RU2346758C2 (ru) | 2009-02-20 |
DE10331410A1 (de) | 2005-02-10 |
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