IL30901A - A labelling device - Google Patents

Description

A labelling i The inventio relates to a device for the fixation of sel adhesive in particular on articles having a such as grape A labelling is frost Patent Specification which a oarrier belt carrying the adhesive labels is pulled device around a deflection At said edge the labels loosen due to their carrier belt and are then with their adhesive laye turning upwards to a In this known the consists of a conveying in the range of the deflection edge extends parallel to the conveying direction of the labels loosening Said conveying belt over and carries on the the adhesive layer of which turns loosening a the deflection articles be labelled are then pressed above the lying on conveying Vith this known machine there may the bottoms of lipsticks be provided with adhesive A further labelling device is known from 10 of Patent Specification in which the carrier belt is pulled intermittently from a device around a deflection edge by way of actuating a hand lever in such manner that each operation cycle one adhesive label is with its adhesive laye turning into the donation The front part of the label being loosened from the carrier belt and being placed with its side on an elastic The has thus the form of a rolls the label in such a manner against the to be labelled that rticle is moved by hand over the These are not suitable for labelling articles having cylindrical or spherical The object of the present invention is to design a with which in particular convex articles may be provided in a quick operation with adhesive labels and which may quickly be adapted to the shape of the article to be In a device in which the adhesive labels are forwarded with the adhesive layer turning intermittently or individually to a label lifter said object is solved according to the present invention which consists in a device for the fixation adhesive labels in which a carrying the labels intermittently pulled from a device around a device at which the labels loosen due to their om the and are then forwarded with their adhesive layer turning upwards to a label characterised in that the is provided with a flexible which pad is made of elastic foam rubber or foam synthetic material said lifter is arranged movably upwards and a carrier for the articles to be labelled is in a distance above which carrier has the form of a bowl being convex at least around one the convexity corresponding substantially to the convexity of the goods to be said carrier has at its bottom opening through which the label being placed inside the lifter in the donating position is pressed against the bottom side of the article being present on the carrier when the is moved The surface of the flexible pad should preferably be adaptable to the curvature of the articles to be of a spherical whereas for bananas or the like it has preferably the of an oblong In orde that sensitive goods should not be hurt whe they are placed quickl on the goods said carrier is provided with a In case that the labelling device according to present invention is provided vith an electrical drive for the actuation of the upwards movable and of the device of the carrier a contactor is situated on the Said contactor vhen a article is placed on the a drive which at first causes the with in donating position label to be present against the article to be and when the has returned to its startin said drive causes the device of the carrier belt to be moved in order to forward a The itself be designed as a in that it is designed to be movable and to be least one spring in starting position and being further with a inovablo contact of an electrical control which switches the drive of the and of the device of the carrier In such a spontaneously operating labelling the articles to be labelled may be forwarded the in quick The the articles lies on the carrier the contactor responds and label being situated in the donating position is by the against the Before the following article whic to be labelled reaches the position the device has again brought forward a label to donating The may be part of conveyer trough so that all which the conveyer trough and thus stay for short time on are provided with contactor also steer the movement of a securin device being arranged above the which securing device keeps the article to be labelled being forwarded the conveyer trough to the for suc a short time which is sufficient to press the label against article being kep for a short In a furthe of the labelling device according to the present invention it is suggested to design the carrie as actuating organ of the so that is movable downwards against a spring force and that it is coupled with the and the device of the carrier belt in such a manner tha the the id lowered the together with the label being in the donating position is pressed against the article and the device is brought in and when the is raise the lowering of tho is caused and by the force of the previously stretched spring the pulling movement of the device is The drive of this labelling machine is actuated by pressing the to labelled towards the Further details and advantages of the device according to the present invention become apparent the following description in two of the device according to the present invention are described in detail vith reference to the accompanying without being limited by In these 1 shows a longitudinal section of a labelling machine according to the present 2 a section along line of 3 shows a section along line of 4 shows a side and 5 shows a front view of an electrically steered driven labelling according to the present invention In the devices illustrated in the drawings self adhesive labels which adhere on carrier belt are forwarded intermittently to presses label the adhesive layer of which turns upwards and which is loosened from 2 through opening 4 of 5 against part of article 6 being placed on 2 is pulled front 7 intermittently around deflection device At deflection device one label 1 is each due to from 2 falls on lifter 3 with its adhesive layer turning 3 is Upwards placed inside the In distance above 3 5 is When an article 6 is placed ready for labelling on then due to by an electrical contact switch or mechanically actuated upwards and label being in donating through opening 4 of 5 against In order that label should be pressed equally vith all its surface article 3 provided vith a elastic pad 10 rubber or of synthetic strongly convex or the are to be it is advantageous to adapt the sur ace of pad 10 to the curvature of the article to be so that the edges of the label are pressed as firm against the article as is the middle part of the 5 has the of owl and is adapted to th shape of article 6 to be For the labelling of fruits such as lemons fruits and the 3 has the of a spherical 5 is provided at its surface vith an 11 in order that in particular pears and other should not be in the device illustrated in 1 to is designed as actuation 12 presses 5 via which lever 17 is svingable around horizontal into the starting is provided vith two perpendicular rods rods 14 are guided displaceably at both sides of 3 in frame Perpendicular 14 are connected together via horizontal guide the of arm of lever Short arm 18 of 17 device device 7 consists of a movable elide 20 which is conducted in slots 21 of frame 9 is moved back and forwards by lever Short arm 18 of leve 17 engages via bolt 19 oblique guides 22 of 20 is provided with clamping which is swingable Elastic 25 of jaw 24 2 between itself upper horizontal wall 26 of when latter is moved by 12 in the direction the drawing to the A second 28 is placed around fixed axle 28 serves to secure carrier belt 2 when 20 is moved opposite the 20 is conducted i 29 which may be removed or swinged off the remaining frame The lower ends 32 of oblique guides o 20 are open sp that bolts 19 may protrude from these oblique guides when together with is removed from the remaining frame order dispose for disturbances at device Label lifter 3 conducted movably upwards in slots 40 in frame 9 and is carried by short arm 41 of a lever which lever 42 is around horizontal axle The longer arm 44 of lever 4 in the starting position along stop which connected to frame because tension spring 46 pulls 3 downwards in the starting arm 44 acts together with downwards pointing 47 of 5 so that when 5 is pressed downwards projection 47 via pulley an 44 of lever 42 and arm 41 of lever 42 pushes 3 Surface 49 of 44 which in contact with pulley 48 is plane and rests in the starting position together with surface 50 of frame Pulley 51 placed on 41 of lever Pulley 51 rests adjacent to plane bottom part 52 of 3 and is evingable around axle 53 which axle 53 extends parallel to axle 43 of lever Pulley 43 at projection 47 of 5 is around axle 54 which axle 54 extends also parallel to 43 of lever Te 46 engaging directly at lifter 3 is with its other end at bolt which bolt is screwed into bottom of frame being designated for the labels being loosened 2 at is arranged above 3 only a little higher than Said 55may be swung or pushed out of the movement range of 3 when latter travels 55 consists of two substantially horizontally standing 55 which are ewingable outwards around perpendicular axles which are made of glue repelling material possess cants 57 which came in contact only with the edges of labels 1 which are loosened from Said 57 as seen in the transportation starting front the sides of deflection pulley 8 object of guiding device 55 is to secure that labels 1 are at deflection pulley 8 from 2 are reliably forwarded to lifter vings which stand during the transport of the label above 3 or its pad prevent that label which is loosened from which still adheres with its back edge at turns over and falls back on 2 with its adhesive layer turning further 57 round labels or also quadratic o labels adhering diagonally on 2 are centered in the cause of the loosening procedure so that labels 1 loosened from fall always in the same position on pad 59 at the upper sections of 14 to swing wings 55 which are around axles When 5 is pressed 59 butt against levers 60 which are connected with wings 55 and the latter are swung outwards to the Shortly before 3 is pressed upwards b 5 via lever wings 55 set the way upwards free for 3 or for pad Ends of lever 60 protrude sidewards frame 30 so that wings 55 may also be swung out at Wings 55 may thus also be swung manualljry which i in particular advantageous when a new is to The begining of is inserted into the device through until it leaves the latter above pad 10 and below adhesive labels 1 are removed from 2 is thereafte conducted via 66 and 67 and inserted into canal 68 of 20 until the begining of 2 device from opening 55 outwards while passed through 65 and while 2 is conducted around 8 in order not to disturb these aws 24 and 28 open spontaneously 2 is Before coming from a reaches it passes roller 70 ing out of Roller 70 rests at the end of lever which be moved forwards and is swingable around axle 70 serves to form a loose loop between said and entrance of Lever 72 is displacable via it is placed around and it via lever which is swingable around axle with axle 15 which is fixedly connected to carrier 5 is pressed do rolle resting adjacent is pushed so that loose loop formed between and entrance opening 5 travels 20 carrier belt 2 to a certain extent around so a label falls on pad 10 and returns to the positio illustrated in device 7 operating vith great precision must when 2 is drawn not often o the As the result of th fact that vhen 2 drawn off none or ve y small forces act at the forces appearing at pulley are also Brake 80 resting elastically with small at nea to the entrance maintains tight inside the The length of 2 deflection pulley 8 and 2 of 20 can be adjusted vith which is placed vertically displaceable inside the device so that the position of the label be 8 can also be adjusted relatively to the 67 is rotatable aroun axle which is displaceable slot 83 of 84 and by a knurled The device illustrated in to 3 designated for the labelling of oranges operates as followss While controlling and packing each orange 6 is taken into one hand and on the padded bowl of 5 together vith orange 6 to be labelled is pressed downwards about 4 cm as the result of which label 1 is spontaneously against orange While 5 together with 6 is pressed there are at first the long arms of 77 thereafter also arm 44 of lover 42 downwards and 60 of are pressed in the direction o Thus following actions 12 acting on shor arm 18 of lever is 20 moved against the roller 70 is outwards towards arriving from lever arms 60 of 55 are pressed by 59 is the so that wings 55 swing outwards out of the range of pad and 44 of leve 42 is downwards and thereby lever arm 41 of lever 42 is pressed upwards and thus 10 of fter 3 with label resting thereon is pressed through opening 4 of 5 against orange orange 6 is from the bowl of 5 the following actions 46 pulls 3 together with pad 10 back in the starting lever 42 also returns into the ng 12 unstresses and presses 5 back in starting position and pushes 24 of which has caught with 25 carrier belt in the starting 59 set 60 of 55 so that are pulled back by springe into pulley 70 is pulled back before the label transport so that 2 1 is loose before opening and in the cause of the movement of 20 one label 1 is loosened butts with the front edge against 57 of wings 55 and falls with the adhesive turnin upwards on pad device is then again in starting Operations to occur in the course of about to 1 that 60 to 12 apples or the like may bo provided vith adhesive labels in tho course of 60 minutes with the new device according to the present At that side of pad 10 turning away om de pulle 8 90 is which gib 90 extends about to over tho surface of pad 10 label 90 is provided in to secure that the labels in the course being great speed from 2 at always he same position relative to pad and thus also to opening 4 of Since pad 10 is of foam rubber or foam synthetic 90 pushed outwards when 10 pressed against article 6 to be So that 90 may easily turn towards the side turning away from when pad 10 presses label against article there is provided a slot between pad 10 and adjacent frame which slot is with lip li 93 is connected tp pad The illustrated rests at arm which turn is screwed frame 30 of the bowl of 5 is exchangeable against a bowl having in that 14 are by fixed at the bowl of carrier 4 and 5 illustrate fully operating labelling in which part of conveyor trough the travelling up of 3 and the intermittently forthcoming advance of labels is actuated by those articles which to be which passing through conveyer trough These articles which pass through trough shaped conveyer trough 100 for bulbs or such apples or Conveyer trough 100 may be also in such a manner that cylindrical objects such bottles or the like may be provided with labels in an which be lowered to a small extent is designed as It is situated around axle and is secured in the starting position by table spring In the starting position rests adjacent stop Movable contact 105 switch 106 is arranged on lever 104 being connected to carrier is contact actuates at first drive 110 of securing device 112 which is swingable around axle so that the article being situated on is secure for a short time and then contact 105 actuates drive 115 which causes the travelling up of 120 the device of which consists of 121 and springy adjacent resting 122 can switched on end switch which switch 123 is directl actuated by 3 returning back into its starting position Drives 115 and 120 for securing device for 3 and for device respectively are in the illustrated Magnet 115 against the force of adjustable spring back in its startin position so that the pressing force with which 3 and pad 10 press label being in donating against article 6 should be Spring the spring force of which is adjustable by screw thus presses label being in donatin against article while magnet 115 is without due to the response of steering svitch Then 115 again attracts and brings 3 back in its starting as the result of which spring 116 is again intermittently Transport wheel 121 by 120 via click 125 around such an angle that a label 1 is each time loosened from 2 at de 8 and thereafter falls donatin position oh pad Click 125 is pressed by 126 against pins 127 of transport wheel is 55 which takes care of a suppl of labels being loosened from 2 onto pad consists also in embodiment of two sidewards swip Wings 55 are outwards around horizontal axles 129 and are flexibl straps so that 3 travels upwards wings 55 awin Securing device 112 is an oblique standing object of this ring is to keep the balls passing conveyer trough for a short time and in case that articles to are very to effect a pressure on article which is opposite tha effected by 3 and pad insufficientOCRQuality

Claims (1)

1. - 17 -. 30901/2 . ' ' ' · . ' · ' Claims 1. · Device for the fixation of selfr-adhesiye labels in which a carriers-belt carrying the labels is intermittently pulled from a draw-off device around a deflection-device at which the labels loosen themselves*■ due to their stiffness, from . the carrier-belt and re then forwarded with their adhesive layer turning upwards to a label-lifter, characterised in that the label-lifter is provided with a flexible pad, which pad is made of elastic from rubber or from synthetic material said label-lifter is arranged movably upwards and a carrier for the articles to be labelledis provided, in a distance above said label-lifter, which carrier has the form of a bowl being convex at least around one axis, the convexity corresponding substantially to the convexity of the goods to be labelledj said carrier has at itB bottom an opening through which the label being placed inside the label-lifte in the donating positio is pressed against the bottom side of the article being present on the carrier when the label-lifter is moved upwards* 2* Device according to Claim 1» characterised in that the surface of the pad is adapted to the curvature of the article to be labelled* > J* Device according to Claim 1 or 2» characterised in that the shape of the bowl* is adapted to the form of the article to be labelled, e.g. oranges, bananas, bottles, tins, and that said bowl has an elastic padding* 4. > Device according to any of Claims 1 to 3, characterised in that the goods-carrier is easily exchangeable. - 19 - 30901/2 5, Device according to any of Claims 1 to 4, characterised in that a contactor of a steering-switch responding to the article to be labelled is arranged in the range of the goods-carrier,, which contactor is electrically connected with the drive for, the movement of the label-lifter and of the draw-off device of the carrier belt in such a manner that the travelling up of the 'label-lifter together with the label being in donating position is actuated when the article to be labelled lies on the goods-carrier and after the label-lifter has returned in its starting position the draw-off device of the carrier-belt is actuated for the advance of a label. ' ' -6. Device according to Claim 5» characterised in that the goods- carrier, which can be lowered against the force of a spring, is connected to a movable con act of the electrical steering switch, which contact switches the; drive for the label-lifter and the drive for the draw-off device. 7. Device according to Claim 5 or 6,' characterised in that the goods-carrier is a part of a conveyer trough and a device for securing the article during the labelling operation is arranged above the goods-carrier. 30901/2 - 19 Device according to any of Claims 1 to 7, characterised in that the goods-carrier which is designed as actuating organ of the device, is conducted movable for about some centimeters downwards against the force of a spring and is coupled with the label-lifter and the draw-roff device of the carrier-belt in such a manner that the moment the goods-carrier is lowered the label-lifter together with the label being in the donating position is pressed against the article and the draw-off device is brought in grip position and when the goods-carrier is raised the lowering of the label-lifter is caused and by the force of the previously stretched spring the pulling movement of the draw-off device of the carrier-belt is actuated. Device according to Claim 8, characterised in that the goods-carrier is provided with two perpendicular guiding-rods, which rods are guided displaceable at both sides of the label-lifter in a frame and are connected via a horizontal axle below the label-lifter, said axle coupling the goods-carrier with the movement-mechanism of the draw-off device. Device according to Claim 8 or 9, characterised in that the draw-off device consists of a clamplslide, which when movin in the draw-off direction catches the carrier-belt and takes it with for a certain distance and which moves free in the opposite direction and in that said clamp-slide is coupled with the goods-carrier via a two-arm lever, which lever is swingable around a horizontal sxle, whereby the long arm of the lever engages, via a bolt, oblique guides of the clamp-slide, whereas the long arm of the lever - 20 - possesses at its end a longitudinal guide into which engages the axle at the guiding rods of the goods-carrier. 11. Device according to Claim 10, characterised in that the lower ends of the oblique guides of the clamp-slide are open and the clamp-slide is longitudinally-displaceable placed in a frame part, which part can be removed or swung off the remaining frame . 12·. Device according to any of Claims 1 to 11, characterised in that the upper cant of the pad which adjoins the deflection edge is, when the label-lifter is in starting position, a few mm (e.g. 5 mm) below and, as seen in the transport direction, before the deflection device and the labei-lifter is movable oblique upwards along the goods-carrier. 13. Device according to Claim 12, characterised in that both sides of the label-lifter are conducted in oblique slots of the frame. , 14. Device according to any of Claims 1 to 13, characterised in that the movement of the label being loosened from the carrier-belt is restricted by a stop at that side of the pad turning away from the deflection-device. 15. Device according to Claim 14, characterised in that a tight-lip is connected to the pad at the side turning away from the deflection-device, which lip is situated adjacent the adjoining frame-wall and over-bridges the slot between the frame-wall and the label-lifter. 30901/2 21 - 16. Device according to any of Claims 1 to 15, characterised in that the supply of the labels and the return of the carrier-belt after the deflection of 180° at the deflection- pulley or edge is directed substantially parallel to the surface of the pad. 17. Device according to any of Claims 1 to 16, characterised in that a guiding device, which is designated for the labels being loosened from the carrier-belt, is arranged above the label-lifter only a little higher than the deflection- device, said guiding-device being movable out of the movement range of the label-lifter, when the latter is raised. 18. Device according to Claim 17, characterised in that the guiding-device consists of two horizontal wings, which are arranged outwards movable or swingable on both sides of the label-lifter. 19. Device according to Claim 18, characterised in that the wings possess guiding-cants which come in contact only with the edges of the labels which are loosened from the carrier- belt, which cants extend, as seen in the transportation direction, starting from both sides of the deflection- device obliquely inwards. 20 o Device according to any of Claims 17 to 19, characterised in that the guiding-device is coupled with the label-lifter in such a manner that when the label-lifter travels upwards the guiding-device is moved out of the movement-range of the label-lifter* - 22 - 21· Device according to any of Claims 17 to 19, characterised in that the guiding-device is coupled with the downwards movable goods-carrier in such a manner that when the goods- carrier is lowered the guiding-device is moved out of the movement-range of the label-lif er. 22. Device according to any of Claims 8 to 21, characterised in that the label-lifter is carried by an arm of a two- arm lever which is swingable around a horizontal axle, the other arm of the lever acting together with a downwards pointing projection of the goods-carrier and being pressed downwards when the goods-carrier is moved downwards. 23. Device according to Claim 22, characterised in that the lever carrying the label-rlifter rests in the starting position along a stop which stop is connected to the frame. 24. Device according to Claim 23, characterised in that the label-lifter is a part being conducted in slots of the frame, which is kept by a tension-spring in the starting position. 25. Device according to any of Claims 22 to 24, characterised in that at the end of that arm of the lever which carries the label-lifter rests, adjacent to the plane bottom part of the label-lifter, a pulley, which is rotatable around an axle extending parallel to the swinging- axle of the lever. * 30901/2 - 23 - * 26. Device according to any of Claims 22 to 25, characterised ih that that surface of the lever which pomes in contact with the projection of the goods carrier is together with the surface of the frame and that at the projection of the goods-carrier rests a pulley which is rotatable around an axle extending parallel to the swinging-axle of the lever. 27· Device for the fixation of self-adhesive labels, substantially as hereinbefore described with reference to the accompanying drawings* For the Applicants Dr. Yitzhak Hess