Патент USA US2412137код для вставки
Dec. 3, 1946. H. A. FINK 2,412,137 CROWN C>AP CONVEYING SYSTEM Filed Jan. 17, 1944 aw . 3 Sheets-Sheet _1 Dec. 3, 1946; H. ‘A. FINK , 2,412,137 CROWN CAP CONVEYING SYSTEM Filed Jan. 17, 1944 Sheets-Sheet 2 Dec. 3, 1946. 2,412,137 H. A. FINK cnowu CAP CONVEYING sys'nm Filed Jan. 17', 1944 3 Sheets-Sheet 3 ‘la-'Inu1 Patented Dec. 3, 1946 t 2,412,137 l - UNITED; STATES , PATENT OFFICE 2,412,137 ( ' 'caown carcomrmc'srsrm HenryLFink,PelhamManor,N.Y-,aulgnorto Continental Can company, Inc., New York, N. Y, a corporation of New York ' Application January 11; 1944, Serial No. 518,572 zcwm. (or. Isa-2o) This invention relates to mechanism for con ‘ hopper or receptacle, and mechanism for con trolling the feeding of work articles and more particularly to mechanism for automatically ap portioning thefeeding of work articlesto the trolling the passage of articles overthe‘dividing , way - e 3 is a section on the line 3-3 of Fig individual machines of groups or batteries of ma 5. ure 2. a chines adapted to perform similar and/or suc _ Figure 4 is an end elevation of the hopper or cessive operations on the articles. Mechanism receptacle and associated control mechanism as embodying the invention is especially adaptedfor viewed from the left of Figure‘3. use in the making of crown caps but may be Figure 5 is an enlarged scale fragmentary sec used in connection with other manufacturing op‘ tion on the line 5-5 of Figure 2 showing a erations. ‘switch and operating cam forming part of the ' An object of the invention is to provide an ' - control mechanism. Figure 6 is a'wiring diagram. improved arrangement of a plurality of ma- - chines for performing similar operations on work articles in ‘combination with means for convey ing articles to the machines and automatic con; trol mechanism for so apportioning the feeding of articles from the conveying means to the re spective machines as to insure that each machine is The illustrative embodiment of the invention shown diagrammatically in Figures 1 and 1‘ in cludes a machine group A including a press 'A1 for forming crown cap blanks from ?at sheet material. Formed blanks‘ are delivered by an elevating conveyor A2 to a horizontal travelling ' will always be furnished with an adequate sup 20 feeding conveyor B. Three similar machines C1, ply of articles to be worked upon. C’,‘and C3 for inserting cork discs in the press Another object of the invention is to provide equipment of the character referred to which is especially adapted for use in the manufacturing of crown caps. ’ _ v " cap blanks are deployed along the conveyor B and are equipped respectively with hoppers or receptacles D, D’, D3 for containing supplies of 25 cap blanks in which the cork discs are to be in . A further object of the invention is to pro ' serted by the associated machines Cl, C’, and C3. vide mechanism responsive to piling up of work Pressed blanks are delivered from the conveyor articles in a receptacle for operating a de?ec .3 to the hoppers D1, D’, D3 respectively over di tor gate to discontinue delivery of articles from viding ways of passage E1, E", and E3. Mecha a travelling conveyor to the receptacle while the 30. nism to be described later automatically con conveyor continues to run. ' trols the ?ow of cap blanks over thevdividing Other objects of the invention will become ap ways in accordance with the size of the supply parent from a reading of the following-detailed of blanks in-the respectively associated recep description of a representative embodiment of tacles or hoppers. Cap blanks and cork discs the invention, the appended claims, and the ac 35 assembled by the machines C1, C’, and C3 are companying drawings. In the drawings: deposited respectively upon conveyors F1, F2, and F3 which discharge onto conveyors G1, G’, and _ ' Figure 1 is a diagrammatic plan view show G3 which in turn deliver the assemblies to a ing a preferred arrangement of a primary ma single inclined elevating conveyor H. Any sur chine for preparing articles, such as cross cap 40 plus cap blanks which are carried by the con blanks, three machines for performing similar veyor B past all three cork disc inserting ma-~ subsequent operation on the articles such as in chines are de?ected laterally by a ba?le I so as to serting cork discs in cap blanks, and mechanism fall into a surplus receiving receptacle or chute J. for conveying articles from the primary machine The assembled cap blanks and cork discs are to the other three machines and then away from 45 discharged from- the elevating conveyor H to a said other three machines. horizontal feeding conveyor K along which are Figure 1a is a diagrammatic plan view show deployed three similar machines L1, L2, and L3 ing a preferred arrangement of three additional adapted to insert paper discs in the cap blanks machines for performing further similar opera and glue them in place on the cork discs. The tions on the articles, such as inserting paper discs 50 machines L1, L2, and L3 are provided respectively in assembled caps and cork discs, and mechanism with hoppers or receptacles M1, M1, and M3 adapt for conveying articles from the [three machines ed to hold a supply of assembled caps and cork shown in Figure 1 to said additional machines discs so as to provide for continuous feeding of and then away from them. It is intended that such assemblies into the paper disc inserting ma Figure lEL be read as a continuation of Figure 1, v. chines. Automatic mechanism to he described as though the two figures were joined along the later controls the flow of cap and cork disc as semblies from the feeding conveyor K over di viding ways N1, N’, and N3 respectively to the hoppers M1, M’, M“. Caps ?tted with the paper for transporting articles from the conveyor to the 60 discs by the machines L1, L’, and L3 are carried line H. " Figure2 is a top plan view of a feeding con- veyor, a hopper or receptacle, a dividing way 2,418,187 3 . ' under pressure is admitted to the cylinder it. A spring I! connected under tension between the in turn deliver the completed caps to a receiving box Q. Surplus‘ assemblies of caps and cork discs 'armtandailxedpostllurgesthearmpto rock'the gate to the position shown in full lines. that is the position'in which it does not de?ect ' which the conveyor K carries past all three ma chines L1, L1, and L’ are de?ected laterally by an articles to the dividing way E1. Admission of inclined baiile B so as to fall into a surplus receiv ing receptacle or chute S. 4 ward the right as viewed in Figure 2, when fluid on‘ respectively by conveyors O1. 0', and O" which discharge'upon conveyors P‘. P‘, and P‘ which 1 ?uidunder pressure to the cylinder’ I 2 is con _ trolled by electrically operated valve mechanism In its general nature the mechanism for, auto matically controlling the .‘delivery of articles to 10 ii. The cylinder l2 and valve mechanism ii are not shown in detail since they may be of any the'receptacles D‘, D’, D: and M1, M’, M‘ is_.re sponsive to the quantities of articles in the recep . suitable or conventional construction. tacles for determining whether\ the articles . tors l8 and I‘! lead to the mechanism it and are included in an electric circuit, the controlling of carried by the feeding conveyors are diverted to the machines or are‘ passed on to succeeding ma Conduc 16 which is described hereinafter. . when less than the predetermined supply of chines. The mechanism operates to e?ect de livery of articles to a given receptacle when the supply therein is at a predetermined minimum articles is in the receptacle D1 the electricalcir- ' the supply in the receptacle D2 is at or below the dividing way E‘. In the form shown a horizon cuit will be completed throughv the conductors l6 and I1 so that the valve mechanism I! will and to discontinue the delivery as soon as the supply builds up to a predetermined maximum. 20 admitpressure into the cylinder I! to force the rod‘ Ii outwardly and swing the gate ‘I to the Thus, considering the 'cork disc inserting ma diverting position shown in dash ‘lines in Figure chine C1, when the supply of cap blanks in the 2. Novel control mechanism is responsive to the receptacle D1 decreases to a predetermined min piling up of articles in the receptacle D1 for imum, cap blanks'carried by the conveyor 13 are de?ected so as to flow over the dividing way El 25 breaking the circuit through the conductors |6—|'| and the valve mechanism ii for reliev . into the receptacle D1. When the supply in the ing the pressure in the cylinder 12 and enabling receptacle D1‘ is raised to the predetermined the spring I! to contract and swing the gate 1 maximum the control mechanism operates to back to its full line position so as to permit arti permit the cap blanks to be carried by the con veyor B past the dividing way E1. Assuming that 30 cles to be carried by the conveyor B past the tally disposed shaft i8 is mounted by standards i9 and 20 carried by the receptacle D1. An op will operate to divert ‘cap blanks over the divid erating member generally designated 2| is pivot ing way 1322 into the receptacle D’. The supply ing of articles to the receptacles D’, L‘, IF, and I.‘3 35 ally' mounted by the shaft l8, and depends into predetermined minimum, the control mechanism is controlled similarly so as to insure that all of the hoppers or receptacles will be fed from time . to time and will not become empty. vthe receptacle D1 so as to extend transversely to the direction of feeding of articles from the divid ing way E1 to the receptacle. The operating Figures 2 to '6 inclusive show a preferred form ' member 2| comprises spaced hangers 22-22 The conveyor B is carried by a frame I to or below a predetermined minimum. of mechanism for controlling the diverting of 40 clamped to the shaft I 8 as at 23-43 and a plate 2! secured to the hangers as at 2.5. The lower articles to the dividing ways. The mechanism portion 26 of the plate 24 is inclined downwardly associated with each of the dividing ways E1, E1, and toward the lower or dischargeiend of the E3, and N1, N‘, W is 'the same so that a descrip dividing way E1. tion of the- controlling mechanism associated The operating member 2| will be substantially with the dividing way E1 will serve also as a de ,in the normal position shown in Figure 3 when scription of the mechanism associated with each the supply of articles in the receptacle D1 is at of the other dividing ways. ' which the upper end of the dividing way E1 is secured as at 2. The lower end of the dividing . When ar ticles discharged, by the dividing way lil1 pile up in the receptacle D1 to a predetermined maxi mum amount, they will pile or crowd against the way E1 is supported upon thereceptacle D1 by operating member 2! so as to swing it clockwise brackets 3. The dividing way E1 is inclined as viewed in Figure 3. The provision or the in downwardly from the conveyor B to the recep clined lower plate portion 26 insures that the tacle D1 so that articles de?ected into the divid ing way will slide into the receptacle. 55 member 2i will be swung to operating position in response to the predetermined piling of arti A bracket 4 secured to the conveyor frame I cles within the receptacle D1 without being held is formed with an oil'set and upwardly project back by articles which may have passed under ing bearing sleeve 5 which pivotally' mounts the the member 2| before being piled up and into .pintle 6 of a de?ecting gate member 1 adapted to be moved to the ineifective position shown in 60 contact with the member 2 l. Swinging of the operating member II in re full lines in Figure 2 for permitting articles to sponse to piling up of articles is utilized for open be carried by the conveyor B .past the dividing ing the electric circuit which energizes the valve way E1 or to be moved to the effective position mechanism II. To this end a cam 2l'formed shown in dash lines for de?ecting articles from with a low part 28 and a rise 29 is secured to the the conveyor B to the dividing way E1. A collar shaft i8 for cooperation with the plunger 30 of 8 secured to the upper end of the pintle 6 rests a micro switch it mounted on a bracket 32 in upon the top of the sleeve 5 for supporting the tegral with the standard I9. The switch 3| is gate ‘I and holding it spaced a little above the adapted to be closed when the plunger 30 is ex conveyor B. Mechanism for actuating or swinging the gate 70 tended as shown in Figure 5 wherein the cam 21 is illustrated as occupying a position correspond _ ‘I selectively to its two positions referred to above ing to the position of the operating member 2| includes an arm 9 fast with the gate. The arm shown in Figure 3. when the operating member 81s connected through a. link ill to a rod I I which 2i is swung in response to piling of articles in extends into a ?uid pressure cylinder i2 and is adapted to be projected outwardly, that is to 76 the receptacle D1 the cam rise 29 presses the 2,412,137 time. When the supply of articles in- the re ceptacle D1 is at the predetermined maximum, the associated gate 1 will be moved to non-divert Current for energizing the valve mechanism I5 ing position so as to discontinue delivery of under control of the switch 3| is' furnished by a articles over the dividing way" E1 without stopping supply line including conductors 33 and 34 shown the feeding conveyor B. If the machine C1 should in Figure 6. The conductor I 6 previously referred break down ‘the built-up supply of articles in to leads from the conductor 33 to the valve mech the receptacle D1 will automatically e?ect‘dis anism i5, and the conductor l1 leads from the continuing ofthe delivery of articles over the di valve mechanism I5 through the switch 3| to a conductor 35 which leads through a cutout switch 10 viding way E1 so that the articles'will not build up and over?ow the receptacle D1 but will be carried 36 to the supply line conductor 34. It will be‘ ap past the machine C1 to the machines C2 and C3.v parent that when the supply 01’ articles in the - Production of the machines C2 and C3 can con receptacle D! is at or below a predetermined mini tinue while the machine C1 is being repaired. If mum the operating member 2| will be in the po sition shown in Figure 3, the .cam 21 will be in 15 repairs can be e?ected within a reasonably short time the machines L1, L2, and L3 will not become the position shown in Figure 5, and the switch‘ starved for work articles because the supply of 3| will be closed, so that the valve mechanism articles already in the receptacles M1, M3, and i5 will be connected across the line 33—34 by M3 will serve as a cushion for the associated ma means of the conductors l3 and II, the switch I 3|, the conductor .35 and the switch 38. When, 2,0 chines to draw upon. The mechanism shown by way of illustration however, the articles pile up in the receptacle embodies the invention in the form now preferred D1 to a predetermined maximum, causing the op but it will be understood that changes may be erating member 2| to be swung clockwise from made without departing from the invention as the position shown inFigure 3, the switch 3| switch plunger 30 inwardly to break the electri cal circuit. _ will be opened so as to deenergize the valve mech 25 de?ned in the claims. I claim: anism l5 and permit the spring l3 to move the 1. In automatic control mechanism for article gate ‘I away from its article diverting position so conveyors the combination of a conveyor having as to discontinue delivery of articles over the di viding way E1 to the reception D1. a dividing way of passage; a receptacle for re ' When the supply or articles in the receptacle 30 ceiving articles from said dividing way; a de D1 is lessened to the predetermined minimum the "?ector gate; means mounting said gate to be moved selectively to an effective position for de operating member 2| will swing back to the po ?ecting articles from said conveyor to said divid sition shown in Figure 3 so as to relieve‘ the ing way or to an ineffective position in which it ‘ plunger 30 and e?ect closing of the switch 3| does not de?ect the articles to said dividing way; and energizing oi’ the valve mechanism It. This spring means urging said gate to one of said will cause ?uid under pressure to be admitted to positions; ?uid pressure operated means for mov the cylinder I! to project the rod | | outwardly ing said gate to the other of said positions; elec- and swing the gate ‘I back to its article diverting position. Supplying or articles over the dividing ' trical means for controlling the operation of said (5 way E1 to the receptacle D1 will then be resumed. 40 ?uid pressure operated means; a shaft; a plate secured to said shaft; means pivoting said shaft As previously stated the mechanism for con and plate to swing about a substantially horizon trolling the diverting of articles Over the dividing tal axis with the plate depending into said re ways E3, E3, L1, L’, and I.3 is the same as the ' ceptacle whereby said plate is adapted to be mechanism for controlling the ?ow or articles over by articles piled up in saidreceptacle; a the dividing way E1. Figure 6 shows diagram 45 swung cam on said shaft; and a switch operable by said matically the electrical connections associated cam for controlling said electrical means. with the control mechanism for the dividing ways 2. In automatic control mechanism for article E1, E's‘, and E3. Similar electrical connections are ‘ conveyors the combination or a conveyor having provided for the control mechanism associated a dividing way of passage; a de?ector gate; means 50 with the dividing ways N. N’, and N’. mounting saidggate to be moved selectively to an The capacity or the press A1 is greater than effective position for de?ectingsarticles from said the combined capacities of each group 01' ma conveyor to said dividing way or to an ineiIective chines C1, C". C3, and L1, L1, and 11'. In a pre position in which it does not'de?ect-the articles to ferred arrangement for use in the manufacturing said dividing way; spring means urging said gate 01’ crown caps, the ‘press A1 has a capacity or to one 01' said positions; ?uid pressure operated production rate of 1600 cap blanks per minute and ' means for moving said gate to the other of said each or the machines Cl, C’. C’, and U, L’, and IP positions; electrical means forv controlling the has a capacity of 533 caps per minute. Thus, operation of said ?uid pressure operated means; a plate having an inclined bottom portion; means quate supply of work articles will be maintained 60 pivoting said plate to swing about a substantially in the hoppers or receptacles in readiness to be horizontal axis and to depend into said receptacle, received and worked upon by each of the ma the inclination of said plate bottom portion be . chines C‘, C", C3 and U, L’, I). I! any one of ing downwardly and towards‘ the point of dis the machines should be disabled the others will charge of articles from said dividing way into said continue to operate so that it will not be neces receptacle whereby said plate is adapted to be when all 01' the machines are operating an ade sary tov shut down the whole production line. This advantage is obtained by controlling the diverting or articles iron: the conveyors B and K to the several dividing ways in response to the amounts or articles in the receptacles and with ‘ out stopping the feed conveyors 1B and K at any ‘swung by articles piled up in said receptacle; a cam movable in’ response to such swinging or ' said plate; and a switch operable by said cam for 10. controlling said electrical means. i HENRY A. ‘PINK.