US2368759A - Automatic glue applying machine - Google Patents
Automatic glue applying machine Download PDFInfo
- Publication number
- US2368759A US2368759A US434431A US43443142A US2368759A US 2368759 A US2368759 A US 2368759A US 434431 A US434431 A US 434431A US 43443142 A US43443142 A US 43443142A US 2368759 A US2368759 A US 2368759A
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- Prior art keywords
- roll
- glue
- receptacle
- gluing
- blade
- Prior art date
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65C—LABELLING OR TAGGING MACHINES, APPARATUS, OR PROCESSES
- B65C9/00—Details of labelling machines or apparatus
- B65C9/20—Gluing the labels or articles
- B65C9/22—Gluing the labels or articles by wetting, e.g. by applying liquid glue or a liquid to a dry glue coating
Definitions
- gluing machines and more particularly to an ordinary gluing machine of the type employed in conjunction with labelapplying or wrapping machines for placing upon the inner facing of the labelor wrapper the adhesive by which it is attached to a package.
- An important object of the invention is the provision in this type of machine of an arrangement whereby cleansing of the glue-applying roller, or rollers, the gluing roll itself and of the remaining portions of the mechanism is greatly simplified and the accessibility of the various elements of the machine is greatly improved.
- Another and important object of the invention is the provision in this type of mechanism of means whereby the gluing mechanism may be bodily shifted from an operative position where it overlies a glue receptacle to an inoperative position where it overlies, and is partially immersed in, a receptacle for a washing fluid, or to any position intermediate the operative and inoperative po'sitions, thereby increasing the accessibility of the mechanism and facilitating cleansing thereof.
- Another object of the invention is the provision of a driving means for the glue-applying roll and the liquid-applying means which is operable in all positions of the glue-applying roll.
- a further object of the invention is the provision of a novel and improved means for supplying glue to the glue-applying roll which is readily acliustable to determine the amount of glue delivered to the glue-applying roll and which is so constructed that it serves as a means for agitating the glue in the glue-supplying reservoir without causing the frothing thereof ordinarily resulting from the use of the ordinary partially immersed glue-applying roll.
- Another objectof the invention is the provision of a novel and improved means for supplying the blanks to be glued to the gluing roll, including a vacuumv pick-up having associated therewith means whereby the extent through which'vacuum is applied to the wrappers or the like may be regulatedand distributed across the width of the same.
- a still further object of the invention is the provision of means whereby the vacuum pick-up may be regulated as to the point of application of vacuum thereto so that the time of pick-up and release of the sheet may be closely regulated.
- a still further object is the provisionaof means whereby the height of an associated stack of wrappers or the like may be closely regulated to thus insure proper operation of the vacuumpickup means.
- Fig.1 is a. rear elevation of a gluing machine constructed in accordance with my invention
- Fig. 2 is a side elevation thereof, portions of the casing being removed or broken away;
- Fig. 3 is a section on line 3-3, Figure 1;
- Fig. 4 is asection on line 4-4, Fig. 1 and showing the elements of the machine in the position of rest;
- Fig. 5 is a section on line 5-5, Fig. 1;
- Fig. 6 is a fragmentary section on line 6-6, Fig. 3;
- Fig. 7 is a section on line 'I-l, Fig. 1;
- Figs. 8 and 9 are sections similar to that of Fig. 7 but showing additional positions of the mechanism
- Fig. 10 is a fragmentary applying mechanism
- Fig. ll is a section on line l
- Fig. 12 is a fragmentary plan view of the paper feeding mechanism
- Fig. 13 is a section on line l3-l3 of Fig.12;
- the machine illustrated operates as a feeder of glued blanks to a wrapping machine (not herein shown) supplying ping machine by a .conveyer belt Ill.
- the machine comprises a base 15 mounting a suitable drive motor II from which base arise frame eleparticularly to the draw- .glued blanks to the wrapand I! for con-.
- the gluing mechanism (Flgs. 4 to 7) comprises a structure mounted at the front of the machine in frame elements l2 and I3 for oscillation, and
- oscillation may be imparted by a handshown as comprising a shaft 30 upon which, at
- is mounted for rotation.
- through pinions 32 and 33 drives a shaft 34 (Figs. 3 and 6) which extends along arm 24 and at its outer end has 1 driving connection as at 35 with gluing roll 26 and glue-applying roll 21.
- Ann 25 has projecting from its outer face a pivot pin 36 (Figs. and
- connection indicated generally at 39, includes a friction clutch 40 arranged to yield in event anything materially resists'rotation of crank 31 or oscillation of stub shafts 28 or their associated buckets 29.
- the crank of pivot pin 36 is connected to a crank 4
- is longer than crank 31, with the result that stub shafts 26 oscillate alternately withdrawing buckets 29 from and moving them into prox imity to roll 21.
- the mechanism just described constitutes a .quadric-crank train of that type ordinarily employed when it is desired that motion of a train actuated element be accelerated in one direction and the acceleration be, insofar as possible," uniform.
- the buckets in their movement approach the roll at a constantly increasing speed so that there is little tendency to spill the contents until the movement toward the roll is abruptly checked. A substantially corresponding deceleration occurs in'opposite movement of the buckets.
- the buckets 29 are submerged either in glue pan 43 or in the water pan 44 if the gluing'mechanism is at either limit of its motion as determined by handwheel-operated worm 22 and segment 23.
- the buckets have their outer ends in the form of relatively deep receptacles and have a sloping bottom wall which, when the bucket is in its elevated position, has its inner edge arranged in close proximity to the roll 21, so that the glue elevated by the bucket is caused to flow against the surface of the roll 21 and thus be transferred to the roll 26.
- the extent of the approach of the inner edge of the bucket to the roll 21 may be regulated through the adjustable connecting rod 42 herei inbefore noted.
- Glue-applying roll 21 is, as illus-" is effected through hand screws 46 so that prox-,
- imity of the applying roll to gluing roll '26, and accordingly the thickness of the applied glue layer upon the roll 26, may be regulated.
- each stripper blade 50 has its shank 5
- the surface of collar 53 has formed therein a notch 54 against the upper wall of which bears the. free end of a spring 55 secured to the blade 50 adjacent the outer end of the shank thereof.
- this spring is engaged with this wall, the stripper blade will bear with a given tension against the surface. of the-roll 26, the applied tension being regulated entirely by spring 55. It will be noted that the inner end of the spring is.
- the gluing apparatus is continually driven.
- Motor drives main drive shaft l4 through belt60 and pulley Blank-feeding mechanism Operation of the blank-feeding mechanism, with the exception of main feeding roll- 68 which is driven from gear 66through idler 69,-is conends of a. guide roll 49 coacting with the gluing" trolled by cam 2
- Rock 7 Initially engages shaft 28 has secured thereto a pair of arms 18 the upper ends of which rotatably support a vacuum pick-up tube 1I an end of which projects through a slot 12 in the frame member I3 and is flexibly connected, as at 13, with a source of suction.
- is connected on demand to gear 85 through a single revolution clutch mechanism 14 tripping of which is 'eifected' through a linkeandlever mechanism operated from the wrapping machine and indicated generally at 15.
- the cam is illustrated in what maybe the rest position, at which it is halted upon completion 01' each revolution of clutch ",the corresponding position of the associated mechanism being shown in Fig. 4.
- the suction nozzles 18 of vacuum tube II are arranged above and directed downwardly toward the stack 01' blanks B from which'individual blanks are to be fed to the glue-applying mechanism, being held in this position by engagement of a pinion 11 on tube 1
- the tube 1I includes a constantly open central nozzle and a plurality of nozzles arranged at either side thereof which are controlled by a valve mechanism comprising a smallrod 88 extending longitudinally of the bore of tube TI and equipped with segmental valve elements 88 for controlling the nozzles.
- a valve mechanism comprising a smallrod 88 extending longitudinally of the bore of tube TI and equipped with segmental valve elements 88 for controlling the nozzles.
- a valve mechanism comprising a smallrod 88 extending longitudinally of the bore of tube TI and equipped with segmental valve elements 88 for controlling the nozzles.
- segmental valve elements 88 for controlling the nozzles.
- the end of the rod is projected through one end of tube H and equipped with an operating knob 81 having apointer 88 coacting with a, dial 88 serving as an indication as to which of the nozzles is eflective.
- brackets 88 adjustment of these brackets about the pivots thereof being effected as by means of control rods 8
- Rotatably mounted in the upper ends of brackets 88 is an idler feeding r011 82 and pivotally supported from the shaft of this roll is a feed plate edge of the feed plate upon which a feed blank may be maintained at a common horizontal level imparted to the feed rolhcams 84 are secured to the standards I2 and I8 and the feed .plate' is equipped with arms 85 having rollers engaged in grooves in these cams.
- the suction nozzles elevate the top termed- 83.
- Blank level control the shaft is an arm having its terminal inclined cam I88 I84 bearing a trip I85 and adapted for coactlon with an which, after a predetermined rearward movement of the paper-feeding mechanism, causes the arm I84to depress and thus elevate the feeler from the stack. This same depression releases the trip I88 from engagement with a pawl I81 which controls the feed of the blanks upwardly provided the same shall have been engaged by the trip. If the level of the blank stack is suillciently low, spring I82 will cause an elevation of the trip to a point such that it will engage the lower end of the pawl,
- a roll, a receptacle for glue, a receptacle for a washing fluid, means sion of the buckets in the cleansing liquid will cleanse the same. Attention is directed to the fact that with the parts in the dotted line position of Fig. 2, all portions of the mechanism which are subjected to collection 'of glue are made readily accessible since at this time the main feed roll, and idler feedrolls will be fully exposed. 7 r
- a stationary'receptacle for glue In gluing apparatus of the type described, a stationary'receptacle for glue, a stationary receptacle for a washing fluid, a gluing roll, means to selectively arrange the roll above either receptacle, means to supply liquid from either of said receptacles to the roll, means to rotate the roll in either, of said positions, and means from the spirit of the invention, 1. do v to selectively position the roll above either receptacle, means moving with said roll from either to the other of said positions to supply liquid from either'of said receptacles to the roll, and a common means for rotating the roll and operating the liquid-supplying meansin both said positions. 7 r l 4.
- a stationaryreceptaclefor glue In gluing apparatus of the type described, a stationaryreceptaclefor glue, a stationary receptacle for a washing fluid, a roll positionable albove either receptacle, means to supply liquid from either of said receptacles to the roll, means to rotate the roll in either of said positions, means to operate theiiquid-supplying means in either of said positions, stationary blank feeding means with which the roll is associated when operatively positioned above the glue receptacle, andmeans to move the roll to either of said positions or to any intermediate position therebetween.
- an assembly comprising a gluing roll, a glueapplying roll associated with the gluing roll to apply liquid thereto, a stationary glue receptacle, a stationary washing fluid receptacle, means to selectively position the assembly above said receptacles, means, to rotate the rolls of the assembly when associated with either receptacle, and means to transfer liquid from either receptacle to the gluing roll.
- the assembly when positioned above the glue receptacle having both said rolls arranged abov the level thereof, and when positioned above the washing fluid receptacle having said glue-applying roll partially immersed therein, and means for supplying glue'fro-m the glue receptacle to' the glue5applying roll when said assembly is positioned above said glue 1'87- ceptacle.
- an assembly comprising a gluing roll, a glue-' therein, and means for supplying glue from the gluereceptacle to the glue-applying roll when said assembly is positioned above said glue receptacle comprising an oscillatory bucket element which when the assembly isdisposed above the washing fluid receptacle is immersed in the i washing iluidg i 8.
- glue receptacle comprising an oscillatory bucket ele-, ment which when the assembly is disposed above the washing fluid receptacle is immersed in the washing fluid, a shaft bearing said oscillatory member, and a quadric crank train connecting one of said rolls and said shaft and adapted to move the bucket elements toward theglue-apply ing roll with an accelerated motion.
- a support adjacent the roll a plurality of members adjustable longitudinally of the support, a blade oscillatably mounted upon each of said members, and a spring extending between each blade and its associated member, the member having a notch, and said spring when engaged in said notch urging the blade toward the roll, and when disengaged from said notch, re-
- an assembly comprising a gluing roll, a glueapply liquid thereto, aglu receptacle, a washing fluid receptacle, means to selectively position the assembly above said receptacles, means to rotate the rolls of the assembly when associated with either receptacle, the assembly when positioned above the'glue receptacle having both said rolls arranged above the level thereof, and when positioned above the washing fluid receptacle having said glue-applying roll partially immersed therein, and means for supplying glue from the glue receptacle to the glue-applying roll'when said assembly. is positioned above said glue receptacle, the last named means being immersed in the washing fluid when the assembly is positioned in operative relation to the washing fluid receptacle.
- a roll and means to strip a sheet from the roll comprising a support adjacent the roll, a plurality of members adjustable longitudinally of the support, a stripper blade oscillatably mounted upon each of said members, and a spring extending spring when engaged in-s'aid notch andagainst the end wall'thereoi urgingthe stripper blade toward the roll, antle when-disengaged irom said notch, releasingpressure on the stripperjblade' and acting tohol'dithe blade in any selected position, said member being rot'atably adjustable, to
- alroll and means to strip a sheet from the roll comprising a supp rt adjacent the roll, a plurality of members on the support, a stripper blade oscillatab-ly mounted upon each of said members, and an elastic element extending between each blade and its associated member, said elastic element having engagement with the blade and member in one relative position of the blade and member exerting pressure urging the blade toward the roll, and in all otherrelative positions thereof acting to release such pressure on the blade;
- a roll and means to strip a sheet from the roll comprising a support adjacent the roll, a plurality of members on the support, a stripper blade oscillatably mounted upon each of said members, and an elastic element extending between each blade and its associated member, said elastic element having engagement with the blade and member in one relative position of the blade and member exerting pressure urging the blade toward the roll, and in all other relative positions thereof acting to release such pressure on the blade and in certain of such relative positions to hold the blade in the selected position.
- a stationary receptacle for glue a stationary receptacle for a, washing fluid, a roll positionable above either receptacle, means to supply liquid from either of said'receptacles to the roll, means to rotate the roll in either of said positions, means to operate, the liquid-supplyin means in either of said positions, blank feeding means with which the roll is associated when operatively positioned above the glue receptacle, and means to move the roll to either oi said positions o to any intermediate position therebetween, said blank feeding means including a roll directly cooperating with the first-named roll and moving therewith as the first-named roll is shifted to position it above either receptacle.
- a stationary receptacle for glue a stationary receptacle for a washing fluid
- a roll positionable above eithe receptacle means to supply liquid from either of said receptacles to the roll, means to rotate the roll in either of said positions.
- gluing apparatus in the, type described, a stationary receptacle for glue, a stationary receptacle for a washing fluid, a roll positionable above either receptacle, means to supply liquid from either of said receptacles to the roll, means to rotate the roll in either or said positions, means to operate the liquid-supplying means'in either of said positions, blank feeding means with which the roll is associated when operative y p sitioned above the glue receptacle, and
- each stripper blade and its associated member having a notch
- said 6, p 2,368,769 7 means'to move the roll to either of said posibers, and an elastic element extending hetween tions
- said blank feeding means including a roll each blade and its associated member, said elasdirectly cooperating with the first-named roll tic element having engagement with the vblade and moving therewith as'the first-named roll is and member in one relative position of the blade shifted to position it above either receptacle. 5 and member exerting pressure u rging the blade 7 8- In anparatusof the type descri ed, a roll.
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Description
Feb. 6, 1945. r w. J, HAESSLER 2,368,759
'AUTOMATIC GLUE APPLYIfiG MACHINE A I Filed March712; 1942 11 Sheets-Shut 2 7 Feb. 6, 1945. w HAESSLER 2,368,759
AUTOMATIC GLUE APPLYING MACHINE Fil ed March 12, 1942 11 Sheets-Shee t s IIIIIIIIIIIIIII II Feb. 6, 1945- w. J. HAESSLER AUTOMATIC GLUE APPLYING MACHINE 11 Sheets-Sheet 4 Filed March 12, 1942 Feb. 6, 1945. w. J. HAESSLER 2,368,759
AUTOMATIC GLUE APPLYING MACHINE Filed March 12,1942 11 Sheets-Sheet s Inn?- mism- Feb. 6, 1945. w J HAESSLER 2,368,759
AUTOMATIC GLUE APPLYING MACHINE Filed March 12, 1942 ll Sheets-Sheet 6 1945- w. J. HAE SSLER ,36
AUTOMATIC GLUE APPLYING MACHINE Filed March 12, 1942 ll Sheets-Sheet '7 fave-1a? 1r J'Eear w-Febifl, 1945; A w. J. HAVESSLER 2,
AUTOMATIC GLUE APPLYING MACHINE Filed March 12, 1942 11 Sheets-Shet'B Fell w. J. HAESSLER 2,368,759
AUTOMATIC GLUE APPLYING MACHINE Filed March 12, 1942 11 Sheets-sheaf. 9
' Feb. 6, 1945.
w. J. HAESSLER- 2,368,759 AUTOMATIC GLUE APPLYING MACHINE I Filed March 12, 1942 ll Sheets-Sheet 1O 1945- w. J. HAESSLER AUTOMATIC GLUE APPLYING MACHINE Filed March 12, 1 942 11 Sheets-Sheetll Patented Feb. 6, 1945 UNITED STATES PATENT I oFFlcs AUTOMATIC GLUE APPLYING MACHINE William J. Haessler, Philadelphia, Pa., assignor 'to High Production Machine 00., Inc., Philadelphia, Pa., a corporation of Pennsylvania Application March 12, 1242, Serial No. 434,431
18 Claims.
'I'hisinve'ntion relates to gluing machines, and more particularly to an ordinary gluing machine of the type employed in conjunction with labelapplying or wrapping machines for placing upon the inner facing of the labelor wrapper the adhesive by which it is attached to a package.
An important object of the invention is the provision in this type of machine of an arrangement whereby cleansing of the glue-applying roller, or rollers, the gluing roll itself and of the remaining portions of the mechanism is greatly simplified and the accessibility of the various elements of the machine is greatly improved.
Another and important object of the invention is the provision in this type of mechanism of means whereby the gluing mechanism may be bodily shifted from an operative position where it overlies a glue receptacle to an inoperative position where it overlies, and is partially immersed in, a receptacle for a washing fluid, or to any position intermediate the operative and inoperative po'sitions, thereby increasing the accessibility of the mechanism and facilitating cleansing thereof.
Another object of the invention is the provision of a driving means for the glue-applying roll and the liquid-applying means which is operable in all positions of the glue-applying roll.
A further object of the invention is the provision of a novel and improved means for supplying glue to the glue-applying roll which is readily acliustable to determine the amount of glue delivered to the glue-applying roll and which is so constructed that it serves as a means for agitating the glue in the glue-supplying reservoir without causing the frothing thereof ordinarily resulting from the use of the ordinary partially immersed glue-applying roll.
Another objectof the invention is the provision of a novel and improved means for supplying the blanks to be glued to the gluing roll, including a vacuumv pick-up having associated therewith means whereby the extent through which'vacuum is applied to the wrappers or the like may be regulatedand distributed across the width of the same.
A still further object of the invention is the provision of means whereby the vacuum pick-up may be regulated as to the point of application of vacuum thereto so that the time of pick-up and release of the sheet may be closely regulated.
A still further object is the provisionaof means whereby the height of an associated stack of wrappers or the like may be closely regulated to thus insure proper operation of the vacuumpickup means.
.These andother objects I attain .by the con struction shown in the accompanying drawings wherein, for the purpose .of illustration, I have shown a preferred embodiment of my invention and wherein: 7
Fig.1 is a. rear elevation of a gluing machine constructed in accordance with my invention;
Fig. 2 is a side elevation thereof, portions of the casing being removed or broken away;
Fig. 3 'is a section on line 3-3, Figure 1;
Fig. 4 is asection on line 4-4, Fig. 1 and showing the elements of the machine in the position of rest;
Fig. 5 is a section on line 5-5, Fig. 1;
Fig. 6 is a fragmentary section on line 6-6, Fig. 3;
Fig. 7 is a section on line 'I-l, Fig. 1;
Figs. 8 and 9 are sections similar to that of Fig. 7 but showing additional positions of the mechanism;
Fig. 10 is a fragmentary applying mechanism;
Fig. llis a section on line l|--I|, Fig. 10;
Fig. 12 is a fragmentary plan view of the paper feeding mechanism;
Fig. 13 is a section on line l3-l3 of Fig.12;
plan view of the glue- 1 Figs. 14, 15, 16 and 17 are sections on lines H-H,
l5l5, I8l8 and |'|--l'l of Fig. 13;
Fig. 18 is a section on line l8-l8, Fig. 12; Fig. 19 is a fragmentary plan view, illustrating the construction of the paper feeler; Fig. 20 is a section on line 20-20, Fig. 5; Fig. 21 is an elevational view of the pneumatic feed roll adjustment; Fig. 22 is a section on line 2222, Fig. 21; Fig. 23 is a sect'ion on line 23-23, Fig. 6; and Fig. 24 is a section on linen- 24, Fig. 23.. Referring now more ings, the machine illustrated operates as a feeder of glued blanks to a wrapping machine (not herein shown) supplying ping machine by a .conveyer belt Ill. The machine comprises a base 15 mounting a suitable drive motor II from which base arise frame eleparticularly to the draw- .glued blanks to the wrapand I! for con-.
'2 aacam an oscillatory 26 mounted in frame elements I2 and Irish actuating cam 2| and associated mechanisms hereinafter described.
Glue-milling mechanism The gluing mechanism (Flgs. 4 to 7) comprises a structure mounted at the front of the machine in frame elements l2 and I3 for oscillation, and
to which oscillation may be imparted by a handshown as comprising a shaft 30 upon which, at
the outer face of frame element |2, a gear 3| is mounted for rotation. Gear 3| through pinions 32 and 33 drives a shaft 34 (Figs. 3 and 6) which extends along arm 24 and at its outer end has 1 driving connection as at 35 with gluing roll 26 and glue-applying roll 21. Ann 25 has projecting from its outer face a pivot pin 36 (Figs. and
connection, indicated generally at 39, includes a friction clutch 40 arranged to yield in event anything materially resists'rotation of crank 31 or oscillation of stub shafts 28 or their associated buckets 29. The crank of pivot pin 36 is connected to a crank 4| on the associated stub shaft 28 by a connecting rod 42, adjustable as to length. Crank 4| is longer than crank 31, with the result that stub shafts 26 oscillate alternately withdrawing buckets 29 from and moving them into prox imity to roll 21. The mechanism just described constitutes a .quadric-crank train of that type ordinarily employed when it is desired that motion of a train actuated element be accelerated in one direction and the acceleration be, insofar as possible," uniform. In the present instance, the buckets in their movement approach the roll at a constantly increasing speed so that there is little tendency to spill the contents until the movement toward the roll is abruptly checked. A substantially corresponding deceleration occurs in'opposite movement of the buckets.
As the buckets 29 are withdrawn from roll 21, they are submerged either in glue pan 43 or in the water pan 44 if the gluing'mechanism is at either limit of its motion as determined by handwheel-operated worm 22 and segment 23. The buckets have their outer ends in the form of relatively deep receptacles and have a sloping bottom wall which, when the bucket is in its elevated position, has its inner edge arranged in close proximity to the roll 21, so that the glue elevated by the bucket is caused to flow against the surface of the roll 21 and thus be transferred to the roll 26. The extent of the approach of the inner edge of the bucket to the roll 21 may be regulated through the adjustable connecting rod 42 herei inbefore noted. Glue-applying roll 21 is, as illus-" is effected through hand screws 46 so that prox-,
imity of the applying roll to gluing roll '26, and accordingly the thickness of the applied glue layer upon the roll 26, may be regulated. The
Once the paper has contacted properly withthe glue, the paper will tend to cling to the gluing roll 26 and for this reason the gluing roll is equipped with a series of stripper blades 50. Each stripper blade 50 has its shank 5| rotatably mounted in a collar 52 adjustably secured to the shaft 41 as by means of thumbscrew 53. The surface of collar 53 has formed therein a notch 54 against the upper wall of which bears the. free end of a spring 55 secured to the blade 50 adjacent the outer end of the shank thereof. As long as this spring is engaged with this wall, the stripper blade will bear with a given tension against the surface. of the-roll 26, the applied tension being regulated entirely by spring 55. It will be noted that the inner end of the spring is. at a desired maximum tension, engagedwith what may be termed radially outer portion of the upper end wall of notch 54. 'If any attempt is made to increase the tension of the spring beyond this desired maximum as, for examplaby loosening thumb screw 53 and rotating the collar 52 clockwise, the spring will recede from the notch 54 and will cease to apply its pressure to the blade and will hold it away from the surface of the roll. The holding feature of the constructionis highly important in an ordinary machine of this character in that probably a dozen stripper blades will be employed. In an ordinary structure where movement of the stripper blade to an inoperative position involves a. change in the spring setting, adjustment of the tension of blades newly applied to the'roll is essential. If, on the other hand, unused blades are left in contactwith the roll they must be cleaned as frequently as those actually used in the stripping operation. When the spring isin the groove butout of engagement with the end wall thereof, all pressure is removed from the blade. This structure serves to prevent damage to the rolls quite commonly resulting In its operativeposition, shown in solid lines in Fig. 7, the guide roll 49 is driven through a gear 56, secured to the shaft51 of roll 26 at the inner face of the arm 24, and a pinion 58 secured to the shaft of guide roll 49 (see Figs. 10
and 11).
- During operation of- 'the machine, the gluing apparatus is continually driven. Motor drives main drive shaft l4 through belt60 and pulley Blank-feeding mechanism Operation of the blank-feeding mechanism, with the exception of main feeding roll- 68 which is driven from gear 66through idler 69,-is conends of a. guide roll 49 coacting with the gluing" trolled by cam 2| actuating rock shaft 20. Rock 7 Initially engages shaft 28 has secured thereto a pair of arms 18 the upper ends of which rotatably support a vacuum pick-up tube 1I an end of which projects through a slot 12 in the frame member I3 and is flexibly connected, as at 13, with a source of suction. Cam 2|, is connected on demand to gear 85 through a single revolution clutch mechanism 14 tripping of which is 'eifected' through a linkeandlever mechanism operated from the wrapping machine and indicated generally at 15. In'Flg. 2 the cam is illustrated in what maybe the rest position, at which it is halted upon completion 01' each revolution of clutch ",the corresponding position of the associated mechanism being shown in Fig. 4. In this position of the mechanism the suction nozzles 18 of vacuum tube II are arranged above and directed downwardly toward the stack 01' blanks B from which'individual blanks are to be fed to the glue-applying mechanism, being held in this position by engagement of a pinion 11 on tube 1| with a rack 18 secured to the frame member I2. Initial movement of the cam shifts the tube 1| in the direction of the arrow of Fig. 21, this movement bringing the mechanismlto the position shown in Fig. 7, and bringing one arm 18 of a toggle mechanism, generally designated at 88, into engagement with the cam 8I and tripping the toggle mechanism causes closure of a valve 82 normally open to the atmosphere thereby instituting suction in the vacuum tube II; The succeeding movement 01 the cam reverses the direction of operation of the tube and this reversed operation rotates the tube to cause the same to pick up, through nozzles 18, the top blank of the pile and elevate the forward edge thereof. The continued rearward movement of the tube completes the V feeding of the blank and finally brings the second arm 83 of toggle mechanism 88 into engagement with a cam 84 which trips the'toggle and opens the valve-82 breaking the vacuum to release the blank. The final movement of'the'cam restores the tube 1I to'the. rest position illustrated in Fig. 4.
The tube 1I includes a constantly open central nozzle and a plurality of nozzles arranged at either side thereof which are controlled by a valve mechanism comprising a smallrod 88 extending longitudinally of the bore of tube TI and equipped with segmental valve elements 88 for controlling the nozzles. As more clearly seen from a comparison of Figs. 15, 16 and 17, these valve elements are so constructed that one, or three of the side nozzles of the tube may be opened as desired. The end of the rod is projected through one end of tube H and equipped with an operating knob 81 having apointer 88 coacting with a, dial 88 serving as an indication as to which of the nozzles is eflective.
Plvotally supported upon arms 18 is a pair of brackets 88 adjustment of these brackets about the pivots thereof being effected as by means of control rods 8|. Rotatably mounted in the upper ends of brackets 88 is an idler feeding r011 82 and pivotally supported from the shaft of this roll is a feed plate edge of the feed plate upon which a feed blank may be maintained at a common horizontal level imparted to the feed rolhcams 84 are secured to the standards I2 and I8 and the feed .plate' is equipped with arms 85 having rollers engaged in grooves in these cams. As the mechanism. inmoves rearwardly from the position in Fig. 7, the suction nozzles elevate the top termed- 83. In order that the forward despite the arcuate movement III and bearing a pawl I ratchet wheel II3 blank 0! the'lpile and feed'the blank upwardly between the forward edgeof feed plate .88 and the main or driven feed roll 88. As the rearward motion continues, the forward edge of the blank is clamped between the driven feed roll and idler feed roller 82 and thus fed between the gluin roll 28 and the guide roll 488 The blank is removed from the gluing roll by the doctor blades 58, coining to rest upon conveyer I8 by which it is delivered to the wrapping machine.
Blank level control the shaft is an arm having its terminal inclined cam I88 I84 bearing a trip I85 and adapted for coactlon with an which, after a predetermined rearward movement of the paper-feeding mechanism, causes the arm I84to depress and thus elevate the feeler from the stack. This same depression releases the trip I88 from engagement with a pawl I81 which controls the feed of the blanks upwardly provided the same shall have been engaged by the trip. If the level of the blank stack is suillciently low, spring I82 will cause an elevation of the trip to a point such that it will engage the lower end of the pawl,
an oscillatory pawl carrier I I 8 pivoted about shaft I2 coacting with a secured to shaft III. This likewise associated therewith a The tail. II8 of the ratchet wheel has hold ing pawl I I4.
tion of the stack level at the time when deter.-
' Operation In the operation of the machine, the gluingmechanism, as
previously stated, operates-com I88 coacting with a segment I8I- portion of the gluing 1 tion of Fig. 2. In this I provided this fluid is :tinuously to apply a thinlayer of glue to the giuing roll 26. Assuming that theparts are in the position illustrated in Figs. 2' and! and that into operation, time being substantially vertically directed and extending downwardly to the upper surface of the blank stack; Continued operation of the ,cam 2| causes a rearward movement of the blank-feeding mechanism accompanied by a pro- 3 tation of the tube H in the direction of the ar j rows of Figs. 8 and 9. This motion results in the blank being picked up and elevated into engagement'with the main feeding roller 68, following which the idler feed roller 92 clamps the blank to the main feeding roller and causes it to be fed between gluing roll 26 and guide roll 49. The paper-feeding mechanism then returns to its normal position illustrated in Figs.
2 and 4. The glued blank is doctored from the gluing r011 by blades 50 and is removed by conveyor l0. V I
In the event it becomes necessary to cleanse the gluing or glue-applying rolls, or any other mechanism, the operator through hand-wheel-operated worm. 22 shifts the gluing mechanism to the dotted line posiposition of the mechanism, as more clearly shown in Fig. 2, the roll 21 is partially immersedin the washing fluid, at its normal level. Should below its normal level,- the this time will be immersed the fluid be slightly buckets 29, which at 1 in the liquid of the washing fluid container, al-
though ineifective to actually distribute liquid across the face of the roll 21 through a baling action, will set up a wave action of the liquid v in the container, bring the surface thereof into contact with this roll. Liquid picked up by the roll 21 will serve to cleanse the surface of the same and will be transmitted to the roll 26, likewise, cleansing this roll. Obviously, the immer either of saidvpositions.
3. In gluing apparatus, a roll, a receptacle for glue, a receptacle for a washing fluid, means sion of the buckets in the cleansing liquid will cleanse the same. Attention is directed to the fact that with the parts in the dotted line position of Fig. 2, all portions of the mechanism which are subjected to collection 'of glue are made readily accessible since at this time the main feed roll, and idler feedrolls will be fully exposed. 7 r
In some cases it may become desirable to reg ulate the point at which the suction nozzles come into effective engagement with the blank. This may be accomplished by making rack 18 adjustable upon a curved track H9. Longitudinal adjustment is attained through screw I20, and adjustment retained through 'a wedging screw HI. 7 7 'Since the structure illustrated is, obviously, capable of considerable modification without departing not wish to be understood as limiting myself thereto except as hereinafter claimed.
I claim: 1. In gluing apparatus of the type described, a stationary'receptacle for glue, a stationary receptacle for a washing fluid, a gluing roll, means to selectively arrange the roll above either receptacle, means to supply liquid from either of said receptacles to the roll, means to rotate the roll in either, of said positions, and means from the spirit of the invention, 1. do v to selectively position the roll above either receptacle, means moving with said roll from either to the other of said positions to supply liquid from either'of said receptacles to the roll, and a common means for rotating the roll and operating the liquid-supplying meansin both said positions. 7 r l 4. In gluing apparatus of the type described, a stationaryreceptaclefor glue, a stationary receptacle for a washing fluid, a roll positionable albove either receptacle, means to supply liquid from either of said receptacles to the roll, means to rotate the roll in either of said positions, means to operate theiiquid-supplying means in either of said positions, stationary blank feeding means with which the roll is associated when operatively positioned above the glue receptacle, andmeans to move the roll to either of said positions or to any intermediate position therebetween. r
5. In gluing apparatus of the type described, an assembly comprising a gluing roll, a glueapplying roll associated with the gluing roll to apply liquid thereto, a stationary glue receptacle, a stationary washing fluid receptacle, means to selectively position the assembly above said receptacles, means, to rotate the rolls of the assembly when associated with either receptacle, and means to transfer liquid from either receptacle to the gluing roll.
6.;In, luing'apparatus of the-type described, an assembly comprising a gluing .roll, a glue-applying roll associatediwith the gluing roll toapply liquid thereto, a glue receptacle, a washin fluid receptacle, means to selectively position the assembly above said receptacles, means to rotate the rolls of the assembly when. associated with either receptacle, the assembly when positioned above the glue receptacle having both said rolls arranged abov the level thereof, and when positioned above the washing fluid receptacle having said glue-applying roll partially immersed therein, and means for supplying glue'fro-m the glue receptacle to' the glue5applying roll when said assembly is positioned above said glue 1'87- ceptacle.
7. In gluing apparatus of the type described,
an assembly comprising a gluing roll, a glue-' therein, and means for supplying glue from the gluereceptacle to the glue-applying roll when said assembly is positioned above said glue receptacle comprising an oscillatory bucket element which when the assembly isdisposed above the washing fluid receptacle is immersed in the i washing iluidg i 8. In gluing apparatus'oi the type described,
an assembly'comprising a gluing roll, a glue-applying roll "associated'with'the gluing roll toape ply liquid thereto, a glue receptacle, awashing fluid receptacle, means to selectively position the assembly above said receptacles, means to rotate the rolls of the assembly whenassociated with either receptacle, the assembly when positioned above the glue receptacle having both said rolls arranged above the levelthereof, and when positioned above the washing fluid-receptacle having said glue-applying roll partially immersed therein, means for supplying glue from the glue receptacle to the glue-applying roll when said assembly is positioned above said. glue receptacle comprising an oscillatory bucket ele-, ment which when the assembly is disposed above the washing fluid receptacle is immersed in the washing fluid, a shaft bearing said oscillatory member, and a quadric crank train connecting one of said rolls and said shaft and adapted to move the bucket elements toward theglue-apply ing roll with an accelerated motion.
9. In apparatus of the type described, a roll,
and means to doctor a sheet from the roll comprising a support adjacent the roll, a plurality of members adjustable longitudinally of the support, a blade oscillatably mounted upon each of said members, and a spring extending between each blade and its associated member, the member having a notch, and said spring when engaged in said notch urging the blade toward the roll, and when disengaged from said notch, re-
leasing pressure on the blade andacting to hold the blade in any selected position. v 10. In gluing apparatus of the type described,
an assembly comprising a gluing roll, a glueapply liquid thereto, aglu receptacle, a washing fluid receptacle, means to selectively position the assembly above said receptacles, means to rotate the rolls of the assembly when associated with either receptacle, the assembly when positioned above the'glue receptacle having both said rolls arranged above the level thereof, and when positioned above the washing fluid receptacle having said glue-applying roll partially immersed therein, and means for supplying glue from the glue receptacle to the glue-applying roll'when said assembly. is positioned above said glue receptacle, the last named means being immersed in the washing fluid when the assembly is positioned in operative relation to the washing fluid receptacle.
12. In apparatus of the type-described, a roll, and means to strip a sheet from the roll comprising a support adjacent the roll, a plurality of members adjustable longitudinally of the support, a stripper blade oscillatably mounted upon each of said members, and a spring extending spring when engaged in-s'aid notch andagainst the end wall'thereoi urgingthe stripper blade toward the roll, antle when-disengaged irom said notch, releasingpressure on the stripperjblade' and acting tohol'dithe blade in any selected position, said member being rot'atably adjustable, to
thereby regulate the pressure engagement between the blade and roll. V
13. In a paratus or the type described, alroll, and means to strip a sheet from the roll comprising a supp rt adjacent the roll, a plurality of members on the support, a stripper blade oscillatab-ly mounted upon each of said members, and an elastic element extending between each blade and its associated member, said elastic element having engagement with the blade and member in one relative position of the blade and member exerting pressure urging the blade toward the roll, and in all otherrelative positions thereof acting to release such pressure on the blade; 7
14. In apparatus of the type described, a roll, and means to strip a sheet from the roll comprising a support adjacent the roll, a plurality of members on the support, a stripper blade oscillatably mounted upon each of said members, and an elastic element extending between each blade and its associated member, said elastic element having engagement with the blade and member in one relative position of the blade and member exerting pressure urging the blade toward the roll, and in all other relative positions thereof acting to release such pressure on the blade and in certain of such relative positions to hold the blade in the selected position.
15. In gluing apparatus of the type described, a stationary receptacle for glue, a stationary receptacle for a, washing fluid, a roll positionable above either receptacle, means to supply liquid from either of said'receptacles to the roll, means to rotate the roll in either of said positions, means to operate, the liquid-supplyin means in either of said positions, blank feeding means with which the roll is associated when operatively positioned above the glue receptacle, and means to move the roll to either oi said positions o to any intermediate position therebetween, said blank feeding means including a roll directly cooperating with the first-named roll and moving therewith as the first-named roll is shifted to position it above either receptacle.
16. In gluing apparatus of the type described, a stationary receptacle for glue, a stationary receptacle for a washing fluid, a roll positionable above eithe receptacle, means to supply liquid from either of said receptacles to the roll, means to rotate the roll in either of said positions.
means to operate theliquld-supplying means in either oi. said positions, stationary blank reeding means with which theroll is;associatedwhenn operatively positioned above the glue receptacle, and means to move the roll to either of said positions. a
'17. In, gluing apparatusoi the, type described, a stationary receptacle for glue, a stationary receptacle for a washing fluid, a roll positionable above either receptacle, means to supply liquid from either of said receptacles to the roll, means to rotate the roll in either or said positions, means to operate the liquid-supplying means'in either of said positions, blank feeding means with which the roll is associated when operative y p sitioned above the glue receptacle, and
between each stripper blade and its associated member, the member having a notch, and said 6, p 2,368,769 7 means'to move the roll to either of said posibers, and an elastic element extending hetween tions, said blank feeding means including a roll each blade and its associated member, said elasdirectly cooperating with the first-named roll tic element having engagement with the vblade and moving therewith as'the first-named roll is and member in one relative position of the blade shifted to position it above either receptacle. 5 and member exerting pressure u rging the blade 7 8- In anparatusof the type descri ed, a roll. toward the roll, and in certain relative posiand meansto strlp a sheet from the roll comtions thereof acting to hold the blade in a, se'-. pri in 8- supp rt adi T 'p y lected position where it is in selected relation of members on the support, a. stripper blade to the roll. oscillatably mounted upon each of. saidvmem- 1 f V J. HAESSLER,
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US434431A US2368759A (en) | 1942-03-12 | 1942-03-12 | Automatic glue applying machine |
US569555A US2397258A (en) | 1942-03-12 | 1944-12-23 | Sheet feeding mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US434431A US2368759A (en) | 1942-03-12 | 1942-03-12 | Automatic glue applying machine |
Publications (1)
Publication Number | Publication Date |
---|---|
US2368759A true US2368759A (en) | 1945-02-06 |
Family
ID=23724215
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US434431A Expired - Lifetime US2368759A (en) | 1942-03-12 | 1942-03-12 | Automatic glue applying machine |
Country Status (1)
Country | Link |
---|---|
US (1) | US2368759A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2444878A (en) * | 1944-10-30 | 1948-07-06 | Marsh Stencil Machine Company | Gumming machine |
US2559908A (en) * | 1950-01-24 | 1951-07-10 | Elmer E Hearing | Heated take-off blade or pick for gluers |
US2605740A (en) * | 1947-11-29 | 1952-08-05 | Taylor Edgar Forward | Machine for applying adhesive to paper and the like |
US3000347A (en) * | 1958-10-16 | 1961-09-19 | Charles F Schaefer | Adhesive applying apparatus |
US4047885A (en) * | 1976-05-26 | 1977-09-13 | Xerox Corporation | Rotating wick oil dispensing system |
NL1008683C2 (en) * | 1998-03-23 | 1999-09-24 | Tekon Holding B V | Device for successively placing labels on objects. |
-
1942
- 1942-03-12 US US434431A patent/US2368759A/en not_active Expired - Lifetime
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2444878A (en) * | 1944-10-30 | 1948-07-06 | Marsh Stencil Machine Company | Gumming machine |
US2605740A (en) * | 1947-11-29 | 1952-08-05 | Taylor Edgar Forward | Machine for applying adhesive to paper and the like |
US2559908A (en) * | 1950-01-24 | 1951-07-10 | Elmer E Hearing | Heated take-off blade or pick for gluers |
US3000347A (en) * | 1958-10-16 | 1961-09-19 | Charles F Schaefer | Adhesive applying apparatus |
US4047885A (en) * | 1976-05-26 | 1977-09-13 | Xerox Corporation | Rotating wick oil dispensing system |
NL1008683C2 (en) * | 1998-03-23 | 1999-09-24 | Tekon Holding B V | Device for successively placing labels on objects. |
EP0945354A1 (en) * | 1998-03-23 | 1999-09-29 | Tekon Holding B.V. | Apparatus for gluing and applying labels on objects |
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