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CA1215342A - Selecting and sorting device with independently controlled conveyer elements for unloading - Google Patents

Selecting and sorting device with independently controlled conveyer elements for unloading

Info

Publication number
CA1215342A
CA1215342A CA000413516A CA413516A CA1215342A CA 1215342 A CA1215342 A CA 1215342A CA 000413516 A CA000413516 A CA 000413516A CA 413516 A CA413516 A CA 413516A CA 1215342 A CA1215342 A CA 1215342A
Authority
CA
Canada
Prior art keywords
carriages
endless
conveyor
lengthwise direction
endless rail
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.)
Expired
Application number
CA000413516A
Other languages
French (fr)
Inventor
Francesco Canziani
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.)
Individual
Original Assignee
Individual
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
Priority claimed from IT25859/81A external-priority patent/IT1140188B/en
Priority claimed from IT8222482A external-priority patent/IT1152067B/en
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA1215342A publication Critical patent/CA1215342A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G17/00Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
    • B65G17/30Details; Auxiliary devices
    • B65G17/32Individual load-carriers
    • B65G17/34Individual load-carriers having flat surfaces, e.g. platforms, grids, forks
    • B65G17/345Individual load-carriers having flat surfaces, e.g. platforms, grids, forks the surfaces being equipped with a conveyor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/22Devices influencing the relative position or the attitude of articles during transit by conveyors
    • B65G47/26Devices influencing the relative position or the attitude of articles during transit by conveyors arranging the articles, e.g. varying spacing between individual articles
    • B65G47/28Devices influencing the relative position or the attitude of articles during transit by conveyors arranging the articles, e.g. varying spacing between individual articles during transit by a single conveyor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2201/00Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
    • B65G2201/02Articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2207/00Indexing codes relating to constructional details, configuration and additional features of a handling device, e.g. Conveyors
    • B65G2207/18Crossing conveyors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Branching, Merging, And Special Transfer Between Conveyors (AREA)
  • Discharge Of Articles From Conveyors (AREA)
  • Intermediate Stations On Conveyors (AREA)

Abstract

ABSTRACT

The device includes a series of conveying and unloading planes, each consisting of a small rotary belt, driven by an electric motor, all pulled along a fixed path which consists of a monorail.
Power supply to the motors which drive the small belts takes place through sliding contacts and fixed feed bars, located at the unloading stations, so that each belt is controlled independently from the others as regards speed and direction of rotation.

Description

~1S3~Z
,` ~

The present lnvention provides for a devi.ce for sr-~lect:ing and snrtirlg objects, of ti~e type cnnsisting of a serles of con~eylrlg p~anes, pull.ed along a f`:lxed path, able to unload the objects carried at. predetermilled unloading statlons.
Each of these planes consists of a sma:Ll rotaly be.Lt conveyer powered by an electric motor, preferably D.C. A specia.l characteristic oF the dev.ice according to the invelltioll is the possibility each small bel.t has of beirlg controlled independently of all the others, and in a different manner, so that sliding motion can be cornmanded in one or the other dirertion, and at different speeds, as unlc)ading requires.
Anothrr charactr?ristic of the device accordiny to tne inven-tion is that it can rnove along twisting paths, even including curves in the ilorizontal plane or rising or loweriny sections Directing devices that are part of existing technology are well known, such as those used in large post offices to sort mail,or in mail order cornpanies, or wherever ~here is a need to select and di.stribute a large number of products which can differe in bulk and weight, channeling them towards clearly defined and distinct co:llecti.on points.
Some of these appliances consist of continuous belt conveyers with deviators or similar devices placed along thelrl, corltrol-led by electronnechanical devices which perform unloading of the objects carried, for example towards other helt convey(?rs Other devices consist of a series of platf`orms carrled ~along a fixed path which interact with opportulle devicrs whlch cause them to tilt and perform the unloadin(~ operclti(lrl as ~41S34Z

I` ~ 1 i 1` CCi .
~hese knowll (Irvices, howr?~er, pre-ent substantial limits.
Some cannot follow irregu.lar patlls, an(i in acldltlon unloadirlg takr?s placr in the same way For all the obJr?ct, c~arrir?d, wh:ich is a big limltation.
In the case, for exarrlplr-n, of a sorting systrril sr?rvir)g a nurnter of machine tools, this li.mitatior) :is esprcially xtrong In fact each machine tool is fed, according to the machini.r)c~
operation it performs, at a quite sperif`ic rhythrn, and as a consequencc the workpieces must reach i.t at speeds which differ from machirle too:l. to machirle tool.
Consequerltly the belt conveyers carrying workpieces to ti)r?sr?
macllines each run at diff`erent speeds, and thus it woul(i be best if the objects unloacled on these belts reach thern at a speed near that of the belt itself.
li)e utility of a sorting cievl.ce that perrnits the obJecls to be unloaded at different speeds dependirlg on which unload-ing station is being fed, or even at the sime station, appear~
clear.
The present invention, to solve the problr?m as describerl, proposes a sorting and directing dev~ce whrrr the convcyir~
planes each consist of a rotary belt, powered by a pernl.lnrnt.
magnet D.C. type elrctric motor, and pl)i:lcci alollc~ a fix~(i path.
These small belts are mol.lrltrd on a frame whicl) slidc,, .ul)l)()r ted by idle whr?els and pulled by a cnalrl powcrc(l f`or c\l~)le by an electric motor, along a mor)()rail. f'alr~ of f`red L)ar are placed parallel tQ this monorail. Sliding contacts run on these bars, providing the power necessary for the motors which drive the small belts.
Each of these pairs of feed bars is placed at an unloading or collec~ing station, and each is independent from the others. This permits the power supplied to each motor to be varied,-permitting unloading to be done on one side or on the other, and at the required speed, by simply inverting power supply polarity or varying voltage.
More specifically, the invention is a device for sorting and directing objects, essentially comprising:
a stationary endless rail having a lengthwise direction and extending along a plurality of object collecting stations spaced from one another; a plurality of con-veyor carriages and means mounting said carriages for displacement over said endless rail and in said lengthwise direction; carriage motor means for displacing said carriages along said lengthwise direction of said endless rail; wherein each of said conveyor carriages comprises an endless conveyor mounted thereon for travel in directions at right angles to said lengthwise direction of said endless rail, said conveyor carriages each further com-prising permanent magnet D.C. electric motor means for moving said endless conveyor in said directionsat said right angles to said lengthwise direction; said device also comprising: electric feed bars for energizing said permanent magnet D.C. motor means; said electric feed bars being mounted in pairs at each of said spaced col-lecting stations, the bars of each pair being located on opposite sides of said endless rail; an object feed conveyor belt located above said endless rail and said carriage conveyors for feeding objects onto said con-veyors of said carriages, and a synchronizing control unit operatively connected to said feed conveyor belt to cause feeding of objects onto selected ones of said carriage conveyors and operatively connected to selected ones of said pairs of electric feed bars to cause discharge of said objects into a selected one of said col-lecting stations corresponding to said selected feed bars.
An embodiment of the invention will now be described with reference to the appended drawing wherein:
Fig. 1 is a partial side view, cut-away, of a device made in accordance with the invention, Figure 2 is a top plan view of the device of Figure l;
Figure 3 is a cross-section view of a device made according to the invention, taken at right angles to the feed direction.
With reference to Fig. 1, the device includes a frame 1 supporting a monorail 2 along which, pulled by a chain (not shown in the figure) and powered by an electric motor 3 or by similar devices of a known type, travel a series of carriages 4 of which only one is illustrated in Figure 1.
Monorail 2 (Figure 3) follows an endless path, which can be contained in a vertical plane, as shown in Figure 3, or in a horizontal plane, or any variation in between. This support monorail has a T shaped cross-section.

1~

Each carriage 4 includes frame 5, rnounted on monorail 2 using idle wheels 6, 7 and 8.
Of these idle wheels pairs 6 and 7, with horizontal axes, serve to support frame ~, and alternatively rest on the horizontal member of monorail 2, depending on whether carria-ge 5 is above or below the monorail.
Wheel pair ~, with a vertical axis, serves to guide carriage 4.
This layout, which permits use of a single support rail, perrnits the carriages to move even along a winding path, with a layout as desired.
Each frame 5 carries, using rol]er pair 9 and lO, small rota-ry belt 11, which moves in a direction at right angles to the feed direction of carriage 5.
This small belt conveyer is powered by an electric motor, preferably a permanent magnet D.C. type, not illustrated in the figure.
Fixed feed bar pairs 12 are installed along the path of mono-rail 2, at each unloadiny station. Each pair of feed bars is independent from the others, and extends approximately the entire length of the unloading station.
Ihe motor for driving small belt 11 gets its power directly from these fixed bars, using a pair of brushes, or sliding contacts, indicated by number 13.
Feed belts 14 are also included (fig. 1), to deposit the objects to be sorted onto srnall belts 11. Belts l4 are placed abo~e t path oi carrlages 4, and are collnectcd to deviceb, . ~

~ 5~42 preferably electronic, and not illustrated in the drawing, which control their operation.
This takes place as follows:
the objects to be sorted, carried by belt 14, fall on small belts 11 while carriages 5 are being pulled along monorail 2.
To do this there is a synchronizing control unit, which commands unloading of the objects on belt 14.
This control unit, which can be programmed, can be activated either by a machine operator or by an automatic monitor, for example a monitor of bar codes.
This control unit, depending on the final destination of the object, commands belt 14 to perform unloading, for example on the first belt 11 that is Free, and subsequently sets controls so that, when the small belt passes by the preselec-ted unloading station, the fixed bars are fed with the volta-ge required to perform unloading.
Consequently, when each carriage 5, with its relative small belt 11, passes by a predetermined unloading station, the system can be regulated to select both the polarity and the amount of voltage of the current that passes through feed bar~ ;
12 to reach the motors which drive the small belts, causing them to rotate in one direction or the other, depending on the polarity selected, and at a preselected unloading speed, in function of the voltage.
This makes it possible to exploit the special features offere by permanent magnet D.C. motors, permitting simple control of the su~st ial accelerati~n charncteristics thnt distinguish ~ 534Z

this type of apparatus, so that, for example, the objects are unloaded on other belt conveyers at approximately the same speed as that of the conveyers they fall on.
An expert in this sector can perform numerous modifications or variants to this embodiment, without, however, exiting from coverage or protection as provided by the present inven-on.

I

Claims (3)

The embodiments of the invention in which an exclusive property or privilege is claimed are defined as follows:
1. A device for sorting and directing objects, comprising: a stationary endless rail having a lengthwise direction and extending along a plurality of object col-lecting stations spaced from one another a plurality of conveyor carriages and means mounting said carriages for displacement over said endless rail and in said lengthwise direction; carriage motor means for displacing said carriages along said lengthwise direction of said endless rail; wherein each of said conveyor carriages comprises an endless conveyor mounted thereon for travel in directions at right angles to said lengthwise direction of said endless rail, said conveyor carriages each further com-prising permanent magnet D.C. electric motor means for moving said endless conveyor in said directionsat said right angles to said lengthwise direction; said device also comprising: electric feed bars for energizing said permanent magnet D.C. motor means; said electric feed bars being mounted in pairs at each of said spaced collecting stations, the bars of each pair being located on opposite sides of said endless rail; an object feed conveyor belt located above said endless rail and said carriage conveyors for feeding objects onto said conveyors of said carriages, and a synchronizing control unit operatively connected to said feed conveyor belt to cause feeding of objects onto selected ones of said carriage conveyors and operatively connected to selected ones of said pairs of electric feed bars to cause discharge of said objects into a selected one of said collecting stations corresponding to said selected feed bars.
2. A device as claimed in claim 1, wherein said endless rail is T-shaped in cross-section including a rectangular horizontal section and wherein said carriage mounting means comprise rollers rotatably movable on opposite faces of said rectangular horizontal section.
3. A device as claimed in claim 2, wherein said pairs of electric feed bars are independent of one another.
CA000413516A 1981-12-24 1982-10-15 Selecting and sorting device with independently controlled conveyer elements for unloading Expired CA1215342A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
IT25859A/81 1981-12-24
IT25859/81A IT1140188B (en) 1981-12-24 1981-12-24 PERFECTED SORTING EQUIPMENT
IT22482A/82 1982-07-21
IT8222482A IT1152067B (en) 1982-07-21 1982-07-21 Sorting and dispatching device e.g. for mail order

Publications (1)

Publication Number Publication Date
CA1215342A true CA1215342A (en) 1986-12-16

Family

ID=26328210

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000413516A Expired CA1215342A (en) 1981-12-24 1982-10-15 Selecting and sorting device with independently controlled conveyer elements for unloading

Country Status (12)

Country Link
JP (1) JPS6396028U (en)
AT (1) AT391428B (en)
BE (1) BE895228A (en)
CA (1) CA1215342A (en)
CH (1) CH651805A5 (en)
DE (1) DE3238754A1 (en)
DK (1) DK154478C (en)
ES (1) ES8400980A1 (en)
FR (1) FR2518906B1 (en)
GB (1) GB2111933B (en)
NL (1) NL190476C (en)
SE (1) SE8206012L (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2140371A (en) * 1983-05-27 1984-11-28 Francesco Canziani Conveying devices
IT8420722V0 (en) * 1984-02-03 1984-02-03 Francesco Canziani TROLLEY IN PARTICULAR FOR SORTING MACHINES WITH INDEPENDENT OPERATING PLATE.
IT1209579B (en) * 1984-08-08 1989-08-30 Macario Varese As SYSTEM FOR THE SORTING OF PACKAGES, WITH AUTONOMOUS HANDLING TROLLEYS.
IT1176933B (en) * 1984-10-11 1987-08-18 Francesco Canziani APPARATUS FOR THE TRANSPORT AND SORTING OF PACKAGES, WITH AUTOMOTIVE TROLLEYS
IT211603Z2 (en) * 1985-12-20 1989-04-07 Canziani Francesco TRANSPORT AND UNLOADING UNIT FOR SORTING OBJECTS.
IT1197265B (en) * 1986-09-24 1988-11-30 Francesco Canziani METHOD FOR THE CONTROLLED OPERATION OF THE DEVICES FOR THE DISCHARGE OF THE TRANSPORTED OBJECTS, IN SORTING EQUIPMENT
JPH0676136B2 (en) * 1988-03-24 1994-09-28 オークラ輸送機株式会会社 Carrier
US4938335A (en) * 1988-05-23 1990-07-03 Francesco Canziani Method and devices for controlling the unloading of the items in an automatic sorting plant
IT1217695B (en) * 1988-05-23 1990-03-30 Francesco Canziani METHOD AND DEVICES FOR THE CONTROL OF THE DISCHARGE FUNCTIONS OF THE OBJECTS IN AN AUTOMATIC SORTING SYSTEM
IT1217694B (en) * 1988-05-23 1990-03-30 Francesco Canziani METHOD FOR THE CONTROL OF THE EXACT POSITIONING OF THE OBJECTS TO BE SORTED IN AN AUTOMATIC SORTING SYSTEM
JPH0798569B2 (en) * 1990-02-14 1995-10-25 株式会社椿本チエイン 3D automatic sorting device
ES2126840T5 (en) * 1994-09-06 2006-03-01 Siemens Ag CLASSIFICATION SYSTEM OF TRANSVERSAL RIBBONS.
EP0814994B1 (en) * 1995-04-03 2000-01-12 CEGELEC AEG Anlagen- und Automatisierungstechnik GmbH Track-guided transport system with power and data transmission
DE19512523A1 (en) * 1995-04-03 1996-10-10 Daimler Benz Ag Track-guided transport system for goods conveying
IT1275470B (en) * 1995-07-04 1997-08-07 Francesco Canziani DEVICE TO CONTROL THE MOVEMENT OF THE LOADING / UNLOADING BELT OF A TRANSPORT TROLLEY IN PARTICULAR FOR SORTING EQUIPMENT
IT1276145B1 (en) 1995-11-16 1997-10-27 Cml Handling Technology S P A SORTING EQUIPMENT WITH OBJECT TRANSPORT CELLS ON OVERLAYING SHELVES
IT1276144B1 (en) * 1995-11-16 1997-10-27 Cml Handling Technology S P A APPARATUS AND METHOD FOR LOADING OBJECTS ON A SORTING MACHINE WITH TRANSPORT PLANS ON TWO LEVELS
IT237285Y1 (en) * 1995-11-16 2000-09-05 Cml Handling Technology S P A DISCHARGE HOPPER FOR SORTING EQUIPMENT
DE10035810A1 (en) * 2000-07-22 2002-01-31 Abb Patent Gmbh Device and method for handling objects, in particular luggage
SE0201646L (en) * 2001-11-05 2003-05-06 Flexlink Components Ab Transport device and transfer station
US6749194B2 (en) 2001-12-05 2004-06-15 Lockheed Martin Corporation Drop pocket stack height and object count monitoring system and method
CZ2010135A3 (en) * 2010-02-23 2011-06-08 Bronze, S.R.O. Landing block for reduction of vibration tranfer and step noise and process for producing thereof

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AT89137B (en) * 1918-03-02 1922-08-10 Hans Knudsen Haller System for the automatic conveying and distribution of objects.
FR2066948B1 (en) * 1969-11-03 1977-07-08 Crisplant As
FR2096810B1 (en) * 1970-07-01 1973-10-19 Jeumont Schneider
GB1418022A (en) * 1972-02-29 1975-12-17 Crisplant As Conveyor systems
DE2211642A1 (en) * 1972-03-10 1973-09-20 Richard Dipl Ing Kirchheim TARGETED COMPONENTS CONVEYOR AND DISTRIBUTION DEVICE
FR2209304A1 (en) * 1972-10-14 1974-06-28 Rapistan Inc LUGGAGE IDENTIFICATION DEVICE
JPS49120361A (en) * 1973-03-27 1974-11-18
JPS5310338A (en) * 1976-07-15 1978-01-30 Mitsubishi Electric Corp Method of forming metallic films to be fixed on surface of aluminum films
JPS5534186U (en) * 1978-08-28 1980-03-05
IT1131422B (en) * 1980-03-14 1986-06-25 Studsvik Energiteknik Ab FLAME RETURN GASKET

Also Published As

Publication number Publication date
NL8204082A (en) 1983-07-18
DK449982A (en) 1983-06-25
DE3238754A1 (en) 1983-07-07
CH651805A5 (en) 1985-10-15
ES517051A0 (en) 1983-10-16
DK154478C (en) 1989-06-12
SE8206012L (en) 1983-06-25
GB2111933A (en) 1983-07-13
NL190476C (en) 1994-03-16
ATA403182A (en) 1990-04-15
FR2518906B1 (en) 1988-08-19
JPS6396028U (en) 1988-06-21
ES8400980A1 (en) 1983-12-16
FR2518906A1 (en) 1983-07-01
BE895228A (en) 1983-03-31
DK154478B (en) 1988-11-21
AT391428B (en) 1990-10-10
DE3238754C2 (en) 1988-11-17
SE8206012D0 (en) 1982-10-22
GB2111933B (en) 1985-12-04
NL190476B (en) 1993-10-18

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