DK145673B - MACHINE FOR WHICH OUT OF A TIRE CAN BE MADE TO CONTAINERS CALCULATED FITTINGS - Google Patents

MACHINE FOR WHICH OUT OF A TIRE CAN BE MADE TO CONTAINERS CALCULATED FITTINGS Download PDF

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Publication number
DK145673B
DK145673B DK104972AA DK104972A DK145673B DK 145673 B DK145673 B DK 145673B DK 104972A A DK104972A A DK 104972AA DK 104972 A DK104972 A DK 104972A DK 145673 B DK145673 B DK 145673B
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Prior art keywords
punching
belt
machine according
mechanisms
machine
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DK104972AA
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Danish (da)
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DK145673C (en
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H E Nordgren
P Klockarns
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Nefab Plywoodemballage Ab
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02Advancing work in relation to the stroke of the die or tool
    • B21D43/028Tools travelling with material, e.g. flying punching machines

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Making Paper Articles (AREA)
  • Punching Or Piercing (AREA)
  • Veneer Processing And Manufacture Of Plywood (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)

Description

145673145673

Opf indelsen angår en maskine af den i krav 1 * s indledende del angivne art.The invention relates to a machine of the kind specified in the preamble of claim 1 *.

Sådanne maskiner kendes f.eks. fra de engelske patentskrifter nr. 1+03.729 og 1+71.160. Fælles for maskinerne iføl-5 ge disse to patentskrifter er imidlertid, at driften er intermitterende, dvs. at båndet bringes til standsning og holdes stillestående, når stanseorganerne skal gennemtrænge båndet til udstansning af fastgørelsesfligene. Yderligere indeholder disse kendte maskiner kun en enkelt stansemekanisme, hvor-10 i samtlige de til udstansaning af fastgørelsesfligene fornødne stanseorganer er anbragte. Disse kendte maskiner har derfor ikke alene en relativt ringe kapacitet, men det er også begrænset, hvor mange fastgørelsesflige et enkelt beslag kan udformes med, ligesom også den maksimale længde af et beslag 15 er begrænset.Such machines are known e.g. from the British Patents Nos. 1 + 03,729 and 1 + 71,160. However, common to the machines of these two patents is that the operation is intermittent, ie. the belt being stopped and held stationary when the punching means are to penetrate the belt for punching the fastening tabs. Further, these known machines contain only a single punching mechanism in which all the punching means necessary for stamping the fastening tabs are provided. Therefore, these known machines not only have a relatively poor capacity, but are also limited in how many fastening tabs a single bracket can be designed with, as well as the maximum length of a bracket 15 is limited.

Formålet med opfindelsen er at angive en maskine af den omhandlede art, der med stor kapacitet muliggør fremstilling af beslag med en hvilken som helst ønsket længde og med et kun af deres dimensioner begrænset antal fastgørelsesflige 20 pr. længdeenhed.SUMMARY OF THE INVENTION The object of the invention is to provide a machine of the present invention which enables, with great capacity, the manufacture of fittings of any desired length and with a number of fastening tabs 20 limited by their dimensions only. unit length.

Ifølge opfindelsen er dette opnået ved den i krav 1's kendetegnende del angivne udformning. Som følge af, at de indbyrdes uafhængige stansemekanismer, der hver under udstansningsoperationen bevæger sig sammen med og med samme hastig-25 hed som båndet, kan de forskellige stansemekanismer arbejde indbyrdes uafhængigt, f.eks. således, at de forskellige stansemekanismer udfører et forskelligt antal stanseoperationer enhed pr. båndlængde^ hvilket, såfremt båndet skulle være stillestående under hver stanseoperation, ville kræve alt for 30 mange standsninger og genigangsætninger af båndeis fremføring med tilhørende væsentlig reduktion af maskinens kapacitet, medens samtidigt styringen af de enkelte stansemekanismers arbejdsbevægelser ved hjælp af en fælles programmeringsmekanisme sikrer, at de pr. båndlængdeenhed udstansede 35 fastgørelsesflige, ved samme indstilling af programmeringsmekanismen , altid vil have samme ønskede indbyrdes fordeling langs båndet.According to the invention this is achieved by the design of the characterizing part of claim 1. Because the mutually independent punching mechanisms each move during the punching operation together with and at the same speed as the belt, the different punching mechanisms may work independently, e.g. so that the different punching mechanisms perform a different number of punching operations per unit. band length ^ which, should the tape be stationary during each punching operation, would require too many 30 stops and re-instances of the ice cream's feed with the associated substantial reduction in machine capacity, while at the same time controlling the working movements of the individual punching mechanisms by means of a common programming mechanism ensuring the pr. the tape length unit punched 35 fastening tabs, at the same setting of the programming mechanism, will always have the same desired spacing along the tape.

.. 145673 2.. 145673 2

Fordelagtigt kan desuden udformningen ifølge opfindelsen være som angivet i krav 2, så at det af flere gennem-stansninger i en stansemekanisme svækkede bånd ved en påfølgende stanseoperation i en anden stansemekanisme udsættes 5 for færre stansninger, som det lettere kan modstå, uden at der opstår uønskede deformationer.Advantageously, the design according to the invention may also be as claimed in claim 2, so that, by a number of punches in one punching mechanism, weakened strips in a subsequent punching operation in another punching mechanism are exposed to fewer punches which it can more easily withstand without causing unwanted deformations.

Endvidere kan ifølge opfindelsen udformningen være som angivet i krav 3, således at båndet uanset unøjagtigheder i synkroniseringen mellem de forskellige stansemekanismer i -10 hver af disse fastholdes i forhold til mekanismens stanseorganer, idet båndets fleksibilitet muliggør udligning af eventuelle synkroniseringsforskelle.Furthermore, according to the invention, the configuration may be as claimed in claim 3, so that the band, regardless of inaccuracies in the synchronization between the various punching mechanisms in -10 each, is retained in relation to the punching means of the mechanism, the flexibility of the band allowing to compensate for any synchronization differences.

Yderligere kan ifølge opfindelsen udformningen være som angivet i krav hvorved det bliver muligt at opnå en kraf-15 tig understøtning af de enkelte stanseorganer under stanseoperationerne, hvilket er af væsentlig betydning under hensyntagen til de relativt store kraftpåvirkninger, som finder sted mellem bånd og stanseorganer under en stanseoperation.Further, according to the invention, the configuration may be as claimed in which it will be possible to obtain a strong support for the individual punching means during the punching operations, which is of significant importance, taking into account the relatively large force effects which take place between bands and punching means during a punching operation.

Denne udformning medfører også, at det bliver muligt på sim-20 pel måde at lade stansemekanismerne have på hver sin side af båndet beliggende dele, der samarbejder under en stanseoperation, men alligevel efter en sådan under mekanismens tilbageføring uhindret lader mekanismen bevæge sig relativt til båndet.This configuration also makes it possible to simply allow the punching mechanisms to have portions located on either side of the belt cooperating during a punching operation, yet, after such, during the return of the mechanism, the mechanism allows the mechanism to move relative to the belt. .

25 I dette tilfælde kan udformningen ifølge opfindelsen desuden være som angivet i krav 5, hvorved det bliver muligt på simpel måde at sikre, at hver stansemekanismes fremføring tilpasses båndets fremføringshastighed uanset unøjagtigheder i synkroniseringen mellem de forskellige stansemekanismer.In this case, the design according to the invention can furthermore be as set out in claim 5, whereby it is possible in a simple way to ensure that the advance of each punching mechanism is adapted to the conveying speed of the belt regardless of inaccuracies in the synchronization between the different punching mechanisms.

30 Endvidere kan det i nævnte tilfælde ifølge opfindelsen være fordelagtigt, såfremt udformningen også er som angivet i krav 6, hvorved den tilstræbte synkronisering mellem de forskellige stansemekanismers bevægelser kan gøres så god som muligt, idet der kan sikres en forholdsvis nøjagtig tidsmæssig ud-35 løsning af de forskellige uafhængigt drevne stansemekanismer uanset slip i deres drivmidler.Furthermore, in the said case according to the invention, it may be advantageous if the configuration is also as defined in claim 6, whereby the desired synchronization between the movements of the various punching mechanisms can be made as good as possible, ensuring a relatively accurate temporal solution. of the various independently driven punching mechanisms regardless of slip in their propellants.

145873 3145873 3

Ifølge opfindelsen kan endvidere udformningen være som angivet i krav 7, så at det under fligudstansningen er matricen, der presser båndet ned mod stanseorganerne, og de udstansede og udpressede fastgørelsesflige således strækker sig op-5 ad fra båndet og derfor ikke generer dettes videre fremføring, hvorved komplicerede styrebaner for båndets videre fremføring undgås. I dette tilfælde kan ifølge opfindelsen udformningen også være som angivet i krav 8, således at der sikres en nøjagtig styring af båndet under bevægelsen gennem stanse-10 mekanismen samtidig med, at det sikres, at båndet skydes væk fra stanseorganet efter udstansningen, og stanseorganet således ikke kan forhindre den påfølgende frie bevægelse af båndet i forhold til stansemekanismen.In addition, according to the invention, the configuration may be as claimed in claim 7, so that during the die cutting, the die presses the belt down against the punching means and the stamped and extruded fastening tabs thus extend upwards from the belt and therefore do not interfere with its further advance. thereby avoiding complicated control paths for further conveyance of the tape. In this case, according to the invention, the configuration may also be as claimed in claim 8, so as to ensure accurate control of the belt during movement through the punching mechanism while at the same time ensuring that the belt is pushed away from the punching member after the punching and thus the punching means cannot prevent the subsequent free movement of the belt relative to the punching mechanism.

Endvidere kan ifølge opfindelsen udformningen være som 15 angivet i krav 9, hvorved det er muligt at opnå en meget nøjagtig synkronisering af de forskellige stansemekanismer, selv om disse har indbyrdes uafhængige drivmekanismer. Er yderligere ifølge opfindelsen udformningen som angivet i krav 10 opnås-den fordel, at det på simpel måde er muligt at indstil-20 le maskinen til fremstilling af beslag med forskellig længde.Furthermore, according to the invention, the configuration may be as set forth in claim 9, whereby it is possible to obtain a very accurate synchronization of the various punching mechanisms, although these have mutually independent driving mechanisms. Further, according to the invention, the configuration as set out in claim 10 has the advantage that it is simply possible to adjust the machine to produce various length fittings.

. Mest hensigtsmæssigt er en mekanisme af den omhandlede art ifølge opfindelsen udformet som angivet i krav 10, så at omstilling fra en beslaglængde til en anden blot behøver at kræve en indstilling af programmeringscylinderens omdrejnings-25 tal, hvilket ifølge opfindelsen ved en udformning som den i krav 11 og fortrinsvis yderligere som den i krav 12 angivne på simpel måde kan tilpasses efter båndets fremføringshastighed .. Most suitably, a mechanism of the present invention is embodied as claimed in claim 10, so that switching from one bracket length to another simply requires an adjustment of the programming speed of the programming cylinder, which according to the invention in a configuration such as the one in claim 11, and preferably further, such as that set forth in claim 12, can be simply adapted to the conveying speed of the belt.

Opfindelsen vil i det følgende blive nærmere forklaret 30 under henvisning til tegningen, på hvilken fig. 1 viser en udførelsesform for en maskine ifølge opfindelsen, set fra siden, fig. 2 maskinen, set fra oven, fig. 3 en i maskinen indgående stansemekanisme, vist 35 prespektivisk og delvis i snit, fig. U en del af en i maskinen indgående stansemekanisme, vist i væsentlig større målestok og delvis i snit, 145673 4 - fig. 5 en i maskinen indgående presse, vist i stor målestok og i perspektiv, fig. 6 en i maskinen indgående programmeringsmekanisme, vist prespektivisk og delvis i snit, og .-5 fig. 7 A-H fragmentariske dele af bånd, der er bearbej dede i forskellige bearbejdningsstationer.The invention will be explained in more detail below with reference to the drawing, in which: FIG. 1 is a side view of an embodiment of a machine according to the invention; FIG. 2 shows the machine from above; FIG. 3 shows a punching mechanism included in the machine, shown in perspective and partly in section; FIG. U part of a punching mechanism included in the machine, shown on a substantially larger scale and partly in section, 145673 4 - fig. 5 shows a large-scale and perspective view of the press included in the machine; FIG. 6 shows a programming mechanism included in the machine, shown in perspective and partly in section, and FIG. 7 A-H fragmentary portions of ribbons machined at various machining stations.

I fig. 1 og 2 er en første stansemekanisme i sin helhed betegnet med 1, en anden stansemekanisme med 2, en tredje stansemekanisme med 3, en fjerde stansemekanisme med k samt en 10 femte stansemekanisme med 5. Et lager for båndformet materi-- ale er betegnet med 6, medens en programmeringsmekanisme er betegnet med 7· 8 betegner en station til prægning af af stivningsspor i båndet, og 9 en profilformer. 10 betegner generelt en presse, hvori båndet bibringes udbugtninger af 15 en senere beskrevet art. 11 betegner en afklipper, medens 12 endelig betegner bånd, der skal formes til beslag.In FIG. 1 and 2 are a first punching mechanism as a whole denoted by 1, a second punching mechanism by 2, a third punching mechanism by 3, a fourth punching mechanism by k, and a 10th fifth punching mechanism by 5. A ribbon bearing material is denoted by 6, while a programming mechanism is denoted by 7 · 8 denotes a station for embossing stiffening grooves in the strip, and 9 denotes a profile mold. 10 generally denotes a press in which the belt is provided with bends of a later type. 11 denotes a mower, while 12 finally denotes ribbons to be formed for fittings.

Fig. 7 A-H viser de forskellige trin ved ud fra to til at begynde med flade, langstrakte bånd at fremstille et beslag af ønsket form. I fig. 7A vises, hvorledes de enkelte 20 bånd i et første operationstrin bibringes med den viste indbyrdes afstand fra hinanden beliggende grupper 13' af fastgørelsesflige 13, se fig. 7A, hvor hver gruppe omfatter et første antal, i dette tilfælde tre, flige. Dette første operationstrin foretages i den i fig. 1 og 2 viste første stan-25 semekanisme 1. I den anden stansemekanisme 2 foretages næste operationstrin, ved hvilket der i båndene udformes yderligere grupper 13'’ af fastgørelsesflige, se fig. 7B, hver af hvilke grupper 13'' omfatter et andet antal fastgørelsesflige,nemlig to. I den tredje stansemekanisme 3 udstanses end-30 nu yderligere grupper 13''', se fig. 7C, som hver omfatter et tredje antal fastgørelsesflige, nemlig en. Med de tre først stansemekanismer 1-3 udstanses der således grupper af fastgørelsesflige, som i hvert bånd danner en fligrække, der med undtagelse af med visse intervaller tilbagevendende 35 partier 1k, ved hvilke der senere skal udstanses bukningsudskæringer, er uniform.FIG. 7 A-H illustrate the various steps by starting from two, starting with flat, elongated bands, a bracket of the desired shape. In FIG. 7A is shown how in each of the first operation steps the 20 bands are provided with the spaced apart groups 13 'of fastening tabs 13, shown in FIG. 7A, wherein each group comprises a first number, in this case three, tabs. This first operation step is performed in the embodiment shown in FIG. 1 and 2, the first punch mechanism 1 is shown. In the second punch mechanism 2, the next operation step is performed, in which further groups 13 '' of fastening tabs are formed, see FIG. 7B, each of which groups 13 '' comprise a different number of fastening tabs, namely two. Finally, in the third punching mechanism 3 additional groups 13 '' are cut out, see fig. 7C, each comprising a third number of fastening tabs, namely one. Thus, with the first three punching mechanisms 1-3, groups of fastening tabs are cut out, which in each band form a row of tabs, with the exception of recurring portions 1k at certain intervals, at which later bending cuts are to be cut out, are uniform.

145873 5 I fig. 7D vises, hvorledes der hensigtsmæssigt midt på hvert bånd og forløbende i båndets længderetning udstanses aflange huller eller slidser 15· Disse har til formål at give plads for et beslag, som skal samles eller sammen-5 kobles med et af båndstykket senere fremstillet beslag. Det kan dreje sig om et tværbeslag eller et låsebeslag, som skal kobles sammen med det foreliggende beslag. At hullerne i dette tilfælde er anbragt midt på båndet beror på, at båndet senere gives et V-formet tværsnitsprofil med lige store flan-10 ger. Heraf følger at hullerne 15 kommer til at ligge netop i grænseområdet mellem flangerne. Hullerne 15 udstanses i den fjerde stansemekanisme U.In FIG. 7D is illustrated how to expediently punch out elongate holes or slits in the middle of each belt and extending lengthwise of the belt 15. These are intended to provide space for a bracket to be assembled or coupled to a bracket made later. It may be a cross bracket or a lock bracket which must be coupled to the present bracket. The holes in this case are positioned in the middle of the belt due to the later being given a V-shaped cross-sectional profile with equal flanges. It follows that the holes 15 will lie precisely in the boundary region between the flanges. The holes 15 are punched in the fourth punching mechanism U.

Af fig. 7E fremgår det, at trekantformede udtagninger 16 udstanses i båndet for derved at tillade en f.eks. vinkel-15 ret bukning af et senere V-formet beslag. Ved den viste udformning er udtagningerne 16 beliggende på samme side af båndets midte som fastgørelsesfligene 13, og udtagningerne strækker sig fra båndets kant ind til båndets midte. På denne måde afbryder udtagningerne den ene V-flange, hvorved den 20 anden flange let kan bukkes. Det skal også noteres, at udtagningerne er udstansede netop ved de partier 1U af båndet, der ikke opviser fastgørelsesflige. Udtagningerne 16 udstanses i den femte stansemekanisme 5· I fig. 7F vises, at båndene udformes med afstivende 25 spor 17 ved den båndkant, som er beliggende midt imellem fastgørelsesfligene. Disse spor 17 udpresses i prægestationen 8.In FIG. 7E, it appears that triangular recesses 16 are punched in the belt thereby allowing a e.g. angular bending of a later V-shaped bracket. In the embodiment shown, the recesses 16 are located on the same side of the center of the belt as the fastening tabs 13, and the recesses extend from the edge of the belt to the center of the belt. In this way, the recesses interrupt one V-flange, whereby the other 20 flange can be easily bent. It should also be noted that the cutouts are punched precisely at the portions 1U of the tape that do not exhibit fastening tabs. The recesses 16 are punched in the fifth punching mechanism 5 · In fig. 7F, it is shown that the straps are formed with stiffening grooves 17 at the belt edge located midway between the fastening tabs. These tracks 17 are extruded in the embossing station 8.

I fig. 7G anskueliggøres, hvorledes båndene bibringes V-formet eller retvinklet tværsnitsprofil, hvorved der dannes to i vinkel mod hinanden rettede flanger 18 og 19· Det sker 30 i profilformeren 9.In FIG. 7G is illustrated how the bands are imparted to the V-shaped or right-angled cross-sectional profile, thereby forming two angularly flanged flanges 18 and 19 · 30 occur in the profile former 9.

I fig. 7H vises, at der i flangerne 18 i tilslutning til de aflange huller 15 udpresses udbugtninger 20. Disse skal rumme de foran omtalte andre beslag, som senere kobles sammen med det af det foreliggende bånd fremstillede beslag.In FIG. 7H, it is shown that in the flanges 18 adjacent to the elongate holes 15, protuberances 20 are extruded. These must accommodate the aforementioned other fittings, which are later coupled to the fittings made by the present belt.

35 Udbugtningerne har derfor en højde over for flangen i øvrigt, som mindst er lig med det andet beslags tykkelse. Udbugtningerne 20 frembringes i den efter profilformeren 9 anbragte presse 10.35 The bends therefore have a height above the flange, which is at least equal to the thickness of the second bracket. The bends 20 are produced in the press 10 arranged after the profile former 9.

145673 6 I et sidste trin klippes det således udformede bånd ved hjælp af afklipperen 11 i stykker af forudbestemt længde under dannelse af bukkelige beslag, der er færdige til efter bukningen at anbringes på beholderdele ved inddrivning 5 af fastgørelsesfligene i beholderens vægge.In a final step, the tape thus formed is cut by means of the mower 11 into predetermined length pieces to form bendable fittings, which are finished after being bent on container parts by retraction 5 of the fastening tabs in the walls of the container.

Båndene fremføres kontinuerligt fra lageret 6, og hver bearbejdningsmekanisme bringes til under en stanse- eller arbejdsoperation at bevæge sig i båndenes fremføringsretning med i det væsentlige samme hastighed som båndene, og mekanis-10 merne føres efter udført arbejdsoperation tilbage til udgangsstilling.The belts are continuously fed from the bearing 6, and each machining mechanism is caused to move in a punching or working operation in the conveying direction of the belts at substantially the same speed as the belts, and the mechanisms are returned to the starting position after work operation.

I det efterfølgende henvises der atter til fig. 1 og 2, hvoraf det fremgår, at lageret 6 består af et spil 21, som rummer to båndruller 12a og 12b. Båndene kan således vikles 15 af rullerne, som, når de er tomme, erstattes med nye ruller ved af- og påsætning af spillet 21's sidestykker 22. Fra spillet løber båndene ind i serien af stansemekanismer over en lederulle 23, der er anbragt på en arm 2k. På denne arm kan der med fordel være anbragt en fotocelle-anordning 25, 20 som varskor, når båndrullerne er opbrugt, og som via en ikke vist hovedstrøm-afbryder afbryder samtlige bearbejdningsmekanismers arbejdsfunktioner, så at båndene kan sammenføjes med bånd fra nye båndruller i spillet.Referring again to FIG. 1 and 2, it can be seen that the bearing 6 consists of a winch 21 which contains two belt rollers 12a and 12b. The belts can thus be wound 15 by the rollers which, when empty, are replaced by new rollers by removing and installing the side pieces 22 of the game 21. From the game, the belts run into the series of punching mechanisms over a guide roller 23 disposed on an arm 2k. On this arm, a photocell device 25, 20 may be advantageously arranged as a warning chord when the tape rollers are exhausted and which interrupts the working functions of all processing mechanisms by means of a not shown main switch, so that the tapes can be joined with tapes from new tape rollers in play. .

Da stansemekanismerne 1-5 og også afklipperen 11 i prin-25 cippet er opbyggede på samme måde, vil i det efterfølgende kun en enkelt stansemekanisme blive nærmere beskrevet, idet der henvises til fig. 3. Den her viste stansemekanisme udviser et hus 26, som på undersiden har to rørformede fatninger 27, der er forskydelige langs et par på et stativ 28 mon-30 terede styr 29, der er parallelle med båndene 12's længderetning. Huset 26 forskydes frem og tilbage ved hjælp af en f.eks. pneumatisk drivbar stempelstang 30 i en med stativet 28 fast forbundet cylinder 31· Stempelstangen 30 er forbundet med en fra husets underside nedad ragende arm 32. Huset 35 26, som i fig. 3 er vist i udgangsstilling, kan stoppes i udgangsstillingen ved hjælp af en vippelig spærhage 33, som, 145673 7 når den spærrer, griber ind i et spærrehul i en fra huset udragende del 3¼. Spærhagen 33 er med fordel bevægelig i og ud af spærrende stilling ved hjælp af en ad pneumatisk, hydraulisk eller elektrisk vej påvirkelig stempel- eller cy-5 linderanordning 35. Modsat spærhagen 33 er der anbragt en beskyttelsesgrænsestillingsafbryder 36, som har til formål at afbryde funktionerne af stanse- eller den tilsvarende mekanisme, dersom huset utilsigtet og fejlagtigt skulle komme til at bevæge sig til sin i fig. 3 venstre yderstilling.Since the punching mechanisms 1-5 and also the mower 11 of the principle are constructed in the same way, in the following only a single punching mechanism will be described in more detail with reference to FIG. 3. The punching mechanism shown here exhibits a housing 26 having on the underside two tubular sockets 27 slidable along a pair of guides 29 mounted on a support 28 parallel to the longitudinal direction of the belts 12. The housing 26 is displaced back and forth by means of e.g. pneumatically driven piston rod 30 in a cylinder 31 fixedly connected to the frame 28. The piston rod 30 is connected to an arm projecting downwardly from the underside of the housing 32. The housing 26 26, as in FIG. 3 is shown in the starting position, can be stopped in the starting position by means of a tiltable locking catch 33 which, when locked, engages in a locking hole in a portion 3¼ projecting from the housing. The locking bar 33 is advantageously movable in and out of the locking position by means of a pneumatic, hydraulically or electrically actuated piston or cylinder device 35. Opposite the locking bar 33, a protective limit switch 36 is provided for the purpose of interrupting the functions. of the punching or the corresponding mechanism, should the housing inadvertently and erroneously move to its position in FIG. 3 left outer position.

10 Øverst i huset 26 er der fastgjort en lodret hydraul- cylinder 37, for en i lodret retning frem og tilbage bevægelig stempelstang 38. Dennes bevægelse nedefter frembringes ved tilførsel af hydraulmedium til cylinderen gennem en første ledning 39, medens bevægelse i modsat retning for-15 årsages ved tilførsel af medium gennem en anden ledning kO.At the top of the housing 26 is mounted a vertical hydraulic cylinder 37, for a reciprocally movable piston rod 38. Its downward movement is produced by supplying hydraulic medium to the cylinder through a first conduit 39, while movement in the opposite direction. 15 is caused by supply of medium through a second line kO.

Begge ledninger 39 og 1+0 er bøjelige, så at huset 26 kan forskydes, og består fordelagtigt af gummislanger. Forneden er stempelstangen 38 gennem et led hl forbundet med en presseplade h2, som kan glide langs med opretstående søjlestyk-20 ker 1+3 på en fodplade hl·, der er fastgjort til husets neder-ste, vandrette del k*?. På fodpladen 1+1+ er der fastgjort et styreelement h6, som, når der er tale om en af de fastgørelsesfligene udstansende stansemekanismer 1-3, udgøres af en plade med to kantlister, der styrer båndene 12 i side-25 retningen og rager ind over dele af båndene, samt en midterste, ligeledes over dele af båndene ragende midterliste. Pladen er fastgjort til standere, som eftergiveligt er nedtrykkelige i fodpladen hl·.Both wires 39 and 1 + 0 are flexible so that the housing 26 can be displaced and advantageously consists of rubber hoses. Below, the piston rod 38 is connected through a link h1 to a pressing plate h2, which can slide along upright column pieces 1 + 3 on a foot plate h1 attached to the lower horizontal portion of the housing. On the footplate 1 + 1 + there is attached a control element h6 which, in the case of one of the fastening tabs punching mechanisms 1-3, is constituted by a plate with two edge strips which guide the strips 12 in the lateral direction and protrude over parts of the bands, as well as a middle one, also over parts of the bands bearing the center strip. The plate is attached to stands which are resiliently depressable in the foot plate hl ·.

Til huset 26's nederste del h5 er fastgjort en konsol 30 h7, som bærer en fastholder eller medbringer h8. Denne fast holder omfatter et anlægslegeme h9, som kan klemme båndene 12 fast mellem sig og konsollens overside. Legemet h9 er anbragt på undersiden af en i lodret retning om et led eller en tap 50 svingelig arm 51, hvis yderende er svingeligt forbundet 35 med en stempelstang 52 i en hydraulcylinder 53, som er ophængt i tappe 5l· og drejelig om disse. Tappene 50 og 5l· er anbragt i fra konsollen opadragende støtter henholdsvis 55 og 56. Hydraulcylinderen står i forbindelse med en hydraulisk væske- • ··" · 145673 8 pumpe eller -kilde gennem to bøjelige ledninger 57 og 58, af hvilke der kun ses en i fig. 3, jævnfør dog fig. 2. Den beskrevne fastholder 48 har til formål at fastholde båndene under hver stanseoperation og herved på betryggende måde 5 sikre, at båndene ikke utilsigtet forskydes i forhold til den pågældende mekanisme.Attached to the lower part h5 of the housing 26 is a bracket 30 h7, which carries a retainer or carrier h8. This fixed holder comprises a abutment body h9 which can clamp the straps 12 firmly between it and the upper side of the bracket. The body h9 is disposed on the underside of a swivel arm 51 vertically about a joint or pin 50, the outer end of which is pivotally connected 35 to a piston rod 52 of a hydraulic cylinder 53 suspended in pivot 5l and rotatable therewith. The pins 50 and 5l are located in upwardly supporting brackets 55 and 56 from the console. The hydraulic cylinder is connected to a hydraulic fluid pump or source through two flexible lines 57 and 58, of which only The purpose of the described retainer 48 is to maintain the bands during each punching operation and thereby to ensure in a safe manner 5 that the bands are not inadvertently displaced relative to the mechanism concerned.

Til stansemekanismen hører endvidere et antal grænse-'stillingsafbrydere, af hvilke to, 59 og 60, er vist i fig. 3.Also included in the punching mechanism are a number of limit switches, two of which, 59 and 60, are shown in FIG. Third

Disse regulerer stempelmekanismen 37,38's og fastholderen 48's 10 bevægelser.These control the movement of the piston mechanism 37,38 and the retainer 48.

Af fig. 1 og 2 fremgår, at der er anbragt en hydraulisk væskepumpe 61 ved hver stansemekanisme 1-5, ligesom der er anbragt en pumpe 62 ved afklipperen 11. Pumperne 61 er tilsluttede såvel ledningerne 39 og 40 til cylinderen 37 som led-15 ningerne 57 og 58 til cylinderen 53· Pumpen 62 er fælles for afklipperen 11 og pressen 10. Ved hver stansemekanisme 1-5 er der desuden anbragt en trykluftskilde 63 til driv-ning af stempelmekanismen 30,31, ligesom der findes en for afklipperen 11 og pressen 10 fælles trykluftskilde 64, der 20 står i forbindelse med afklipperens, henholdsvis pressens drivmekanisme 30-31. Skønt trykluftskilden 64 på denne måde er fælles for afklipperen og pressen, skal det dog bemærkes, at disses bevægelser kan reguleres uafhængigt af hinanden, fortrinsvis ad elektrisk vej.In FIG. 1 and 2, it appears that a hydraulic fluid pump 61 is provided at each punching mechanism 1-5, as well as a pump 62 at the mower 11. The pumps 61 are connected to both the conduits 39 and 40 to the cylinder 37 as well as the conduits 57 and 58 to the cylinder 53 · The pump 62 is common to the mower 11 and the press 10. In addition, at each punching mechanism 1-5, a compressed air source 63 for operating the piston mechanism 30,31 is provided, as well as a common for the mower 11 and the press 10. compressed air source 64 which 20 communicates with the mower 30-31 of the mower and press, respectively. However, although the compressed air source 64 in this way is common to the mower and the press, it should be noted that their movements can be controlled independently of each other, preferably by electrical means.

25 I fig. 4 vises i større målestok og i perspektiv en del af stansemekanismen 2. Det fremgår, at styreelementet 46 har form som en plade 65, der har to yderkantlister 66 og 67, som rager noget ind over båndene, samt en T-formet midterliste 68. Pladen 65 er fastgjort til standere 69, som er ned-30 trykkelige i fodpladen 44 i fig. 3 mod virkningen af fjedre.In FIG. 4 is shown on a larger scale and in perspective a part of the punching mechanism 2. It can be seen that the control element 46 is shaped like a plate 65, which has two outer edge strips 66 and 67 which project somewhat over the strips, and a T-shaped center strip 68. The plate 65 is attached to stands 69 which are depressible in the foot plate 44 of FIG. 3 against the action of springs.

Det egentlige stanseorgan 70 består af fra fodpladen 44 eller til denne hørende dele opadragende stifter, som svarer til de i fig. 4 ikke viste huller eller gennemføringer i pladen 65· Dette stanseorgan har en i forhold til et vandret plan 35 skråtstillet overflade, hvis højest beliggende del er spids eller skarp, medens dets lavest beliggende del er mere eller 145673 9 mindre blødt afrundet. På pressepladen 1(2's underside er der anbragt matricer 71 med fordybninger 72 med samme tværsnitsprofil som stanseorganet 70. Det ses, at pressepladen k2, når den bevæger sig nedefter, trykker styrepladen 65 ned-5 efter, hvilket igen medfører, at listerne 66,67 og 68 skyder båndene 12 i retning nedefter, hvorved stanseorganerne 70 udstanser opadrettede fastgørelsesflige 13, når de skærer igennem båndene og trænger op i fordybningerne 72. Når pressepladen k2 vender tilbage til sin udgangsstilling, føres 10 også styrepladen 65 op til den i fig. k viste stilling, fordi standerne 69 er fjederpåvirkede. Herved går styrepladen tilbage til en rent styrende og båndene bærende funktion.The actual punching member 70 consists of upwardly extending pins which extend upwardly from the footplate 44 or associated with the parts corresponding to those shown in FIG. 4 holes or passages not shown in the plate 65 · This die has an inclined surface relative to a horizontal plane 35, the highest part of which is pointed or sharp, while its lowest part is more or less softly rounded. On the underside of the pressing plate 1 (2), matrices 71 with recesses 72 having the same cross-sectional profile as the punching member 70 are placed. It is seen that the pressing plate k2 as it moves downwards depresses the guide plate 65, which in turn causes the moldings 66, 67 and 68, the belts 12 slide downwardly, whereby the punching means 70 extends upwardly fastening tabs 13 as they cut through the belts and penetrate the recesses 72. When the pressing plate k2 returns to its initial position, the guide plate 65 is also brought up to that of FIG. k because the stands 69 are spring-actuated, thereby returning the guide plate to a purely guiding and belt-supporting function.

At fastgørelsesfligene 13 på den foran beskrevne måde udstanses i retning opefter er særdeles fordelagtigt, idet 15 båndene derved ganske enkelt kan videreføres gennem de øvrige stansemekanismer med deres plane underside hvilende på styre- eller bæreelementerne 1(6, medens fligene får fri.The punching tabs 13 in the manner described above are punched in the upward direction is particularly advantageous, since the strips can thereby simply be passed through the other punching mechanisms with their flat underside resting on the guide or support elements 1 (6) while the tabs are released.

De foran anførte enkeltheder er fælles for alle tre stansemekanismer 1, 2 og 3 til udstansning af fastgørelses-20 flige. De eneste forskelle mellem disse stansemekanismer er kun, at den første stansemekanisme 1 har tre stanseorganer 70 for hvert bånd, den anden stansemekanisme 2 har to organer 70 og den tredje stansemekanisme 3 har ét organ 70 for hvert bånd.The above details are common to all three punching mechanisms 1, 2 and 3 for stamping fastening tabs. The only differences between these punching mechanisms are only that the first punching mechanism 1 has three punching means 70 for each band, the second punching mechanism 2 has two means 70, and the third punching mechanism 3 has one body 70 for each band.

25 Derimod er den fjerde og den femte stansemekanisme an derledes udformede. Således er stanseorganet i disse stansemekanismer fastgjort til pressepladen h2 og derved bevægeligt mod faste matricer fastgjorte til fodpladen kk. Den fjerde stansemekanisme 1(- har et skærende stanseorgan med af-30 langt profil svarende til hullet 15's form, medens den femte stansemekanisme 5's stanseorganer er trekant- eller vinkelformede til frembringelse af de trekantede udtagninger 16.25 On the other hand, the fourth and fifth punching mechanisms are thus designed. Thus, the punching means of these punching mechanisms is attached to the press plate h2 and thereby movable against solid matrices attached to the foot plate kk. The fourth punching mechanism 1 (- has a longitudinal cutting cutter member 30 corresponding to the shape of the hole 15, while the punching means of the fifth punching mechanism 5 are triangular or angular to produce the triangular recesses 16.

I fig. 5 ses pressen 10 i perspektiv og bagved denne afklipperen 11.In FIG. 5, the press 10 is viewed in perspective and behind this mower 11.

35 Pressen 10 består i lighed med den tidligere beskrevne fastholder 1(8 af en i lodret retning svingelig arm 73, som på undersiden har et presselegeme 7*+ med to nedad rettede, skråtstillede presseflader 75 og 76. Presselegemet er be- 145673 10 vægeligt mod og fra et sæde 77, der har to vinkelformede kanaler 78 og 79· I hver af disse kanaler eller i kanalernes flader findes fordybninger 80 og 81 med i det mindste nogen dybde, hvilke fordybninger er beliggende lige under presse-5 legemet 7^· Når presselegemet presses ned mod et i kanalen værende V-formet bånd 12 og klemmer dettes ene flange mod kanalens flade og fordybningen, dannes der en udbugtning 20 i flangen. Ligesom stansemekanismerne 1-5 er pressen 10 bevægelig i vandret retning, idet værktøjet er anbragt på styr 10 og er flytbart ved hjælp af en stempelcylindermekanisme 30, 31-Like the previously described retainer 1 (8), the press 10 consists of a vertical arm swivel arm 73, which has on the underside a pressing member 7 * + with two downwardly directed inclined pressing faces 75 and 76. The pressing member is movable towards and from a seat 77 having two angular channels 78 and 79 · In each of these channels or in the surfaces of the channels there are recesses 80 and 81 having at least some depth, which recesses are located just below the press body 7 When the pressing member is pressed down against a V-shaped band 12 which is in the channel and clamps its one flange against the surface of the channel and the recess, a bulge 20 is formed in the flange. Like the punching mechanisms 1-5, the press 10 is movable in a horizontal direction, with the tool placed on guide 10 and is removable by means of a piston cylinder mechanism 30, 31-

Som det yderligere fremgår af fig. 5, har afklipperen 11 skær 82, der er fastgjorte til pressepladen b2. Skærene 82 afklipper båndene 12 ved lodret bevægelse mod et sæde 83.As further shown in FIG. 5, the mower 11 has cutters 82 attached to the press plate b2. The inserts 82 cut the straps 12 by vertical movement against a seat 83.

15 Også afklipperen er bevægelig i vandret retning, så at den kan følge båndene.15 The mower is also movable in a horizontal direction so that it can follow the straps.

Af fig. 1 og 2 fremgår, at profilformeren 9 i dette tilfælde har seks par valser 8H for hvert bånd, hvilke valser er anbragte på et stativ 85. Valserne drives af et system 20 af kæder 86, der er koblede til en motor 8j. Valserne er således anbragte, at den øverste valse i hvert par ligger an mod kun den ene af de under valsningen tilblivende flanger på båndet, nemlig den flange eller halvdel 18, som er fri for fastgørelsesflige. De underste valser ligger derimod an 25 mod og bærer begge flanger. Som antydet i fig. 1 sker der på konventionel måde en successiv valsning, idet de øverste valser ligger dybere nede i de underste valser ved stationens slutning end ved dens begyndelse. Valseparrene er i dette tilfælde indrettede til at trække eller fremføre båndene fra 30 lageret 6.In FIG. 1 and 2, it appears that in this case, the profile former 9 has six pairs of rollers 8H for each belt, which rollers are mounted on a frame 85. The rollers are driven by a system 20 of chains 86 coupled to a motor 8j. The rollers are arranged so that the top roller of each pair abuts against only one of the flanges remaining during the rolling, namely the flange or half 18 which is free of attachment tabs. The lower rollers, on the other hand, lie against 25 and carry both flanges. As indicated in FIG. 1, in a conventional manner, successive rolling occurs, the upper rollers being lower in the lower rolls at the station's end than at its beginning. In this case, the roller pairs are arranged to pull or feed the belts from the bearing 6.

Den før profilformeren 9 beliggende prægestation 8 har to valser eller ruller 88, som er udformede med vulster til prægning af afstivningssporene 17- Valserne 88 kan med fordel drives ved hjælp af det samme kædesystem 86, som anven-35 des til drivning af profilvalserne 8¼.The embossing station 8 located in front of the profile former 9 has two rollers or rollers 88 which are formed with beads for embossing the stiffening grooves 17- The rollers 88 can advantageously be driven by the same chain system 86 used to drive the profile rolls 8¼.

De i maskinen indgående mekanismer er programstyrede.The mechanisms included in the machine are program controlled.

De væsentligste enheder til tilvejebringelse af programstyringen er vist i fig. 6. Anlægget omfatter således en program- 145873 11 meringsmekanisme, der generelt er betegnet med 89» og som gennem elkabler 90 er forbundet med en impulsgiver 91. Denne er ved hjælp af på tegningen ikke viste kabler elektrisk forbundet med hver stansemekanisme 1-5, pressen 10 og afklip-5 peren 11. Programmeringsmekanismen 89 omfatter dels en udskiftelig cylinder 92, som på sin overflade er forsynet med rækker af udragende fremspring 93, dels en på en støtte 9¾ anbragt dåse 95 med et antal kontakter 96, som er anbragte midt ud for rækkerne af fremspring 93. Disse er anbragte i 10 et mønster, som danner et forud bestemt program, og er indrettede til under cylinderens rotation at påvirke kontakterne 96 og omstille disse til frembringelse af en given arbejds-impuls. Hver række af fremspring og tilhørende kontakter betjener et bearbejdningsapparatur, f.eks. en stansemekanis-15 me. Cylinderen 92 er udskifteligt anbragt på en roterbar aksel 97, der foruden i støtten 9*» er lejret i en yderligere støtte 98. På akselen er anbragt et indstillingshjul 99, der er indrettet til at drive akselen, og som er forskydeligt langs akselen ved hjælp af en holder 100, der er forskydelig 20 langs styrebjælker. 101 ved hjælp af en skrue 102. Hjulet 99's periferi, der med fordel er gummibeklædt, ligger med friktion an mod en konisk tromle 103, som gennem en tandhjulsforbindelse 10U står i forbindelse med et affølehjul 105, der er indrettet til at ligge an mod båndene 12 og afføle disses 25 fremføringshastighed. Akselen 97 er ligesom styrebjælkerne 101 anbragt parallelt med en frembringer på den koniske tromle, så at hjulet 99 kan forskydes under opretholdelse af dets friktionsindgreb med tromlen. Programcylinderen 92 kan således drives ved hjælp af affølehjulet gennem tandhjuls-30 forbindelsen 101», tromlen 103, hjulet 99 og akselen 97, og dens omdrejningshastighed ved konstant båndfremføringshastighed kan øges ved forskydning af hjulet 99 i retning mod tromlen 103's tykkeste ende, hvorved hjulet 99 bringes til at rotere med større hastighed. Ønskes en lavere cylinder-35 omdrejningshastighed forskydes hjulet 99 i modsat retning.The main units for providing the program control are shown in FIG. Thus, the system comprises a programming mechanism, generally designated 89 ", which is connected through a power cable 90 to an impulse transmitter 91. This is electrically connected to each punching mechanism 1-5 by means of cables not shown in the drawing. press 10 and cutter 11. Programming mechanism 89 comprises partly a replaceable cylinder 92 which is provided on its surface with rows of projecting projections 93 and partly a can 95 mounted on a support 9¾ with a plurality of contacts 96 positioned in the middle out of the rows of projections 93. These are arranged in a pattern which forms a predetermined program, and is adapted to actuate contacts 96 during rotation of the cylinder and to adjust them to produce a given working pulse. Each row of projections and associated contacts operate a machining apparatus, e.g. and punching mechanism-15 ms. The cylinder 92 is interchangeably mounted on a rotatable shaft 97 which, in addition to the support 9 *, is housed in a further support 98. An adjustment wheel 99 is arranged on the shaft which is adapted to drive the shaft and which is displaceable along the shaft by means of of a holder 100 slidable 20 along guide beams. 101 by means of a screw 102. The circumference of the wheel 99, which is advantageously rubber-coated, abuts frictionally against a tapered drum 103 which, through a gear connection 10U, communicates with a sensing wheel 105 arranged to abut the belts. 12 and sense their feed rate 25. The shaft 97, like the guide beams 101, is arranged in parallel with a generator on the tapered drum so that the wheel 99 can be displaced while maintaining its frictional engagement with the drum. Thus, the program cylinder 92 can be driven by means of the sensing wheel through the gear connection 101 ", the drum 103, the wheel 99 and the shaft 97, and its speed of rotation at constant belt feed rate can be increased by displacing the wheel 99 towards the thickest end of the drum 103, whereby the wheel 99 caused to rotate at greater speed. If a lower cylinder-35 speed is desired, the wheel 99 is displaced in the opposite direction.

Den beskrevne maskine arbejder på følgende måde: Den motor 87, f.eks. en elmotor, som driver valserne 81», indstilles til en vis konstant drivhastighed. Herved føres 12 U5673 båndene ved hjælp af valserne 84 fra lageret 6 og gennem de forskellige bearbejdningsmekanismer. Fremføringen gennem pressen 10 og afklipperen 11, som er beliggende efter profilvalserne, er mulig takket være båndenes relative stivhed.The described machine operates as follows: The motor 87, e.g. an electric motor driving the rollers 81 »is set to a certain constant driving speed. Hereby, the 12 U5673 belts are guided by the rollers 84 from the bearing 6 and through the various machining mechanisms. The feed through the press 10 and the mower 11, which is located after the profile rollers, is possible thanks to the relative stiffness of the bands.

5 Det er derfor fuldt tilstrækkeligt at fremføre båndene kun ved hjælp af profilvalserne, selv om også andre fremføringsorganer er tænkelige. Når båndene 12 bevæger sig, roterer affølehjulet 105 med en bestemt,konstant hastighed og driver programcylinderen 92 således, at denne opnår en hastighed, 10 der er afhængig dels af båndets fremføringshastighed, dels af hjulet 99's indstilling i forhold til den koniske tromle 103. Fremspringene 93 påvirker under cylinderens omdrejning kontakterne 96, som gennem impulsgiveren 91 sender impulser til de forskellige bearbejdningsmekanismer 1, 2, 3, 15 4,.5, 10 og 11.5 It is therefore fully sufficient to convey the belts only by means of the profile rollers, although other conveying means are also conceivable. As the belts 12 move, the sensing wheel 105 rotates at a certain constant speed and drives the program cylinder 92 to achieve a speed 10 which is dependent partly on the conveying speed of the belt and partly on the setting of the wheel 99 relative to the tapered drum 103. The projections 93, during rotation of the cylinder, the contacts 96 transmit impulses to the various processing mechanisms 1, 2, 3, 15 4, 5, 10 and 11 through the pulse encoder 91.

Når den i fig. 3 viste stansemekanisme modtager en startimpuls fra impulsgiveren 91, frigøres spærhagen 33, hydraul-væske føres til cylinderen 37 således, at pressepladen 42 bevæger sig nedefter, og anlægslegemet 4-9 bringes til ved ar-20 men 51’s svingning at fastklemme og fastholde båndene. Samtidigt bringes stempelstangen 30 til at bevæge sig ind i cylinderen 31 med i det væsentlige samme hastighed som båndenes fremføringshastighed, hvorved hele stansehuset 26 følger med båndene i disses fremføring. Takket være denne medføl-25 gende bevægelse forekommer i båndenes længderetning ingen relativ bevægelse mellem bånd og stanseorgan, og derved bliver stansearbejdet udført lige så nøjagtigt og godt, som hvis båndene og stansemekanismen begge stod stille. Når stanseorganet har fuldført en stanseoperation, og fastgørelsesflig, 30 hul eller udtagning er udformet, bevæger pressepladen, anlægslegemet og stansehuset sig tilbage til deres respektive udgangsstillinger, hvorefter spærhagen 33 bringes til at spærre.When in FIG. 3 receives a starting pulse from the pulse encoder 91, the pawl 33 is released, hydraulic fluid is fed to the cylinder 37 such that the pressing plate 42 moves downward, and the abutment body 4-9 is caused to clamp and hold the straps by the oscillation of the arms 51. At the same time, the piston rod 30 is caused to move into the cylinder 31 at substantially the same speed as the conveying speed of the belts, whereby the entire punch housing 26 follows the belts in their advance. Thanks to this accompanying movement, in the longitudinal direction of the straps, no relative movement between the belt and the punching means occurs, and thus the punching work is performed as accurately and well as if the straps and the punching mechanism were both standing still. When the punching means has completed a punching operation and the fastening tab, hole or recess is formed, the pressing plate, abutment body and punching housing move back to their respective starting positions, after which the locking bar 33 is brought to lock.

Dette forløb styres ved hjælp af systemet af grænsestillingsafbrydere. Arbejdscyklussen gentages derefter i afhængighed 35 af det forhåndenværende program på programcylinderen 92.This process is controlled by the system of limit switches. The duty cycle is then repeated in dependency 35 of the existing program on the program cylinder 92.

Efterhånden som båndene passerer de forskellige bearbejdningsmekanismer, formes de til beslag til kasser eller 145873 13 .As the ribbons pass through the various machining mechanisms, they are molded into box brackets or 145873 13.

beholdere af forskellige dimensioner. I en, to eller ved alle stansemekanismerne 1-3 udformes fastgørelsesfligene 13 med samme indbyrdes afstand. Disse stansemekanismer samarbejder således indbyrdes, at de arbejder i det tempo eller 5 med de arbejdsslag pr. tidsenhed, som i afhængighed af båndenes fremføringshastighed giver den jævneste fordeling af fligene. Således kan f.eks. den første stansemekanisme 1 bringes til at stanse to gange, medens den anden og tredje stansemekanisme, henholdsvis 2 og 3, i det samme tidsrum kun 10 stanser én gang. Variationsmulighederne er her nærmest ubegrænsede. I den fjerde stansemekanisme udstanses de aflange huller 15· Den indbyrdes afstand mellem disse beror på det endelige beslags anvendelsesmåde, dvs. om og hvor mange tvær- eller andre beslag, der skal sammenkobles med beslaget 15 ved monteringen af en beholder. Stansemekanismens arbejds-cyklus og dermed afstanden mellem hullerne styres af en af fremspringsrækkerne på programcylinderen 92. I den femte stansemekanisme 5 udstanses udtagningerne 16, som muliggør bukning af beslaget. Også denne mekanismes arbejdscyklus 20 styres af en fremspringsrække på programcylinderen, hvorfor udtagningernes indbyrdes afstande kan fastlægges i afhængighed af den ønskede kantlængde hos beslaget. Når båndene passerer prægestationen 8, præges der afstivningsspor 17· I profilformestationen 9 bibringes båndene det V-formede 25 tværsnitsprofil. I pressen 10 frembringes udbugtningerne 20 i båndene. Endelig afklippes disse i ønskede længder ved afklipperen 11. De således fremstillede beslag kan fra af-klipperen kastes ned på et opsamlingsbord, som tømmes efter passende tidsrum.containers of different dimensions. In one, two or all of the punching mechanisms 1-3, the fastening tabs 13 are formed with the same spacing. These punching mechanisms cooperate so that they work at that pace or 5 with the working strokes per minute. unit of time which, depending on the conveying speed of the belts, gives the smoothest distribution of the tabs. Thus, e.g. the first punching mechanism 1 is stopped twice, while the second and third punching mechanisms 2 and 3, respectively, during the same period only 10 stops once. The possibilities of variation are almost unlimited here. In the fourth punching mechanism, the elongated holes are punched 15 · The distance between these depends on the method of use of the final bracket, ie. whether and how many transverse or other brackets to be coupled to bracket 15 when mounting a container. The work cycle of the punching mechanism and thus the distance between the holes is controlled by one of the protrusion rows on the program cylinder 92. In the fifth punching mechanism 5, the recesses 16 are punched, which enable bending of the bracket. Also, the working cycle 20 of this mechanism is controlled by a projection row on the program cylinder, so the mutual distances of the recesses can be determined depending on the desired edge length of the bracket. As the bands pass through the embossing station 8, stiffening grooves 17 are marked. In the profile forming station 9, the bands are imparted to the V-shaped cross-sectional profile. In the press 10, the bulges 20 are produced in the bands. Finally, these are cut to desired lengths at the mower 11. The fittings thus produced can be thrown from the mower onto a collection table which is emptied after a suitable period of time.

30 Beslagenes længde kan ændres ved ændring af indstil lingshjulet 99's indstilling i forhold til den koniske tromle 103. Dersom der ønskes lange beslag, indstilles hjulet i nærheden af tromlens smalle ende, hvorved programcylinderen 92 får forholdsvis lav omdrejningshastighed. Af dette 35 følger, at der gives forholdsvis få arbejdsimpulser til afklipperen 11, og at en relativt stor længde af de med konstant fremføringshastighed løbende bånd når at passere af- 145673 111· klipperen, inden afklipperen går i gang. Omvendt gælder det, at hjulet 99 indstilles i nærheden af tromlens tykke ende, dersom der ønskes korte heslag, hvorved afklipperen kommer til at arbejde med kortere tidsintervaller.The length of the fittings can be changed by changing the setting of the adjusting wheel 99 relative to the tapered drum 103. If long fittings are desired, the wheel is adjusted near the narrow end of the drum, giving the program cylinder 92 a relatively low rotational speed. It follows from this that relatively few working impulses are given to the mower 11 and that a relatively large length of the conveyor belt running at a constant feed rate passes through the mower before the mower starts. Conversely, the wheel 99 must be set near the thick end of the drum if short blades are desired, thereby allowing the mower to work at shorter intervals.

5 Andre stanseorganer kan anbringes i maskinen til udform ning af beslag på anden måde end vist i fig. 7· Det er også muligt at udkoble en eller flere stansemekanismer eller bearbejdningsmekanismer fra den som eksempel viste maskine, f.eks. den fjerde stansemekanisme 1* samt pressen 10, dersom 10 beslagene ikke skal sammenkobles med andre beslag. Dersom der ønskes lige beslag uden bukninger, frakobles den femte stansemekanisme 5. Endvidere er det muligt at drive de forskellige bearbejdningsmekanismer på anden måde end pneumatisk eller hydraulisk. Profilformeren 9 behøver ikke nød-15 vendigvis at udgøres af valser, men kan bestå af faste, stive presseorganer, som presser båndene i V-form.5 Other punching means may be placed in the machine for forming fittings other than shown in FIG. 7 · It is also possible to disengage one or more punching or machining mechanisms from the exemplary machine, e.g. the fourth punching mechanism 1 * and the press 10, if the 10 fittings are not to be connected with other fittings. If straight fittings without bends are desired, the fifth punching mechanism 5 is disengaged. Furthermore, it is possible to operate the various machining mechanisms by means other than pneumatic or hydraulic. The profile former 9 need not necessarily consist of rollers, but may consist of rigid, rigid pressing means which compress the bands in V-shape.

Claims (8)

145673 Patentkrav.145673 Patent Claims. 1. Maskine, hvormed der ud fra et bånd kan fremstilles til beholdere beregnede beslag af den art, der udviser udragende fastgørelsesflige (13* , 13'' og 13'''), som er 5 bestemte til at inddrives i beholderens vægge, hvilken maskine har et forråd (6) for båndet (12), to eller flere sæt stanseorganer (70) til udstansning mindst af disse fastgørelsesflige fra båndet, samt en afklipningsmekanis-me (11), hvormed båndet kan overklippes til beslagsstyk-10 ker med ønsket længde, kendetegnet ved, at stanseorganerne (70) er anbragte i indbyrdes adskilte stansemekanismer (1, 2 og 3), som på i og for sig kendt måde hver for sig er bevægelige frem og tilbage i båndets (12) længderetning og således, at de dels bevæger sig sam-15 men med båndet under dettes kontinuerlige fremføring fra forrådet mod afklipningsmekanismen (11) samtidig med, at stanseorganerne udstanser båndet, dels efter endt udstansning vender tilbage til en udgangsstilling, og at maskinen har en programmeringsmekanisme (89), som er indrettet 20 til at styre de enkelte stansemekanismers (1, 2 og 3) ar-bejdsbevægelser i afhængighed af det ønskede antal fastgørelsesflige (1.3', 13'' og eller 13111) per længdeenhed af båndet (12).A machine by which a strap can be made for containers designed for containers of the kind exhibiting protruding fastening tabs (13 *, 13 '' and 13 '' ') which are intended to be recovered in the walls of the container, which machine has a supply (6) for the belt (12), two or more sets of punching means (70) for punching at least of these fastening tabs from the belt, and a clipping mechanism (11) by which the belt can be cut into brackets 10 with the desired length, characterized in that the punching means (70) are arranged in mutually separated punching mechanisms (1, 2 and 3), which in a known manner are individually movable back and forth in the longitudinal direction of the belt (12) and so that they move together with the belt during its continuous advance from the stock towards the clipping mechanism (11), at the same time as the punching means extends the belt, and after the punching is returned to an initial position and the machine has a programming mechanism (89) which e r is adapted 20 to control the working movements of the individual punching mechanisms (1, 2 and 3) depending on the desired number of fastening tabs (1.3 ', 13' 'and or 13111) per unit length of the belt (12). 2. Maskine ifølge krav 1,’ kendetegnet ved, 25 at de forskellige stansemekanismer (i, 2 og 3) udviser et forskelligt antal, fra et og større, stanseorganer (70).Machine according to Claim 1, characterized in that the different punching mechanisms (i, 2 and 3) exhibit a different number of punching means (70). 3. Maskine ifølge krav 1 eller 2, kendetegnet ved, at hver enkelt stansemekanisme (1, 2 og 3) er fast forbundet med en fastholder (h8) til under stanseoperatio- 30 nen indbyrdes ubevægeligt at fastholde båndet (12) i forhold til stansemekanismen (1, 2 eller 3) under sikring af en nøjagtig ens fremføringshastighed af denne og den del af båndet (12), som den skal bearbejde. 145673 Maskine ifølge krav 1,2 eller 3, kendetegnet ved, at stansemekanismen har et hus (26), som hæres af et eller fortrinsvis flere styr (29) » langs hvilket eller hvilke huset er forskydeligt. 5 5* Maskine ifølge krav l·, kendetegnet ved, at huset er bevægeligt ved hjælp af en frem- og tilbagegående, f.eks. pneumatisk drevet, stempel-cylindermekanis-me (30).Machine according to Claim 1 or 2, characterized in that each punching mechanism (1, 2 and 3) is firmly connected to a retainer (h8) for holding the belt (12) relative to each other during the punching operation with respect to the punching mechanism. (1, 2 or 3) while ensuring an exact uniform feed rate thereof and the portion of the belt (12) to be processed. Machine according to claim 1,2 or 3, characterized in that the punching mechanism has a housing (26) which is cured by one or preferably several guides (29) along which the housing (s) is slidable. Machine according to claim 1, characterized in that the housing is movable by a reciprocating device, e.g. pneumatically driven, piston-cylinder mechanism (30). 6. Maskine ifølge krav 1» eller 5,kendeteg-10 net ved, at huset (26) er afspærreligt i udgangsstillingen ved hjælp af en frigørlig spærreindretning (33), f.eks. en hage.Machine according to claim 1 »or 5, characterized in that the housing (26) is lockable in its initial position by a releasable locking device (33), e.g. a chin. 7· Maskine ifølge et hvilket som helst af kravene 1-6, kendetegnet ved, at hver stansemekanisme (1, 15. og 3) dels har faste opadrettede stanseorganer (70), dels en over disse anbragt matrice (71), hvorhos stanseorganerne er indrettede til at trænge gennem båndet og ind i fordybninger (72) i matricen i retning nedefra og opad under udstansning fra båndet af nedefra og opad ret-20 tede fastgørelsesflige.Machine according to any one of claims 1 to 6, characterized in that each punching mechanism (1, 15 and 3) has fixed upstanding punching means (70) and a die (71) disposed thereon, the punching means being adapted to penetrate through the belt and into recesses (72) in the matrix in a downward and upward direction during punching from the belt of downward and upwardly fastening tabs. 8. Maskine ifølge krav 7, kendetegnet ved, at stanseorganerne (70) er anbragte under et fjedrende, båndet bærende bæreelement (65).Machine according to claim 7, characterized in that the punching means (70) are arranged under a resilient, belt-supporting support element (65). 9· Maskine ifølge et hvilket som helst af kravene 1 -25 8, kendetegnet ved, at programmeringsmeka nismen (89) har dels en udskiftelig programmeringscylinder (92) med fremspring (93), som udgør et program, og dels et antal strømkontakter (96), der er forbundne med en impulsgiver (91) og indrettede til at påvirkes af 30 fremspringene (93), hvorhos programmeringscylinderen er drejelig i afhængighed af båndets (12) fremføringshastighed.Machine according to any one of claims 1 to 25 8, characterized in that the programming mechanism (89) has partly a replaceable programming cylinder (92) with projections (93) constituting a program and partly a plurality of power contacts (96). ), which are connected to an impulse sensor (91) and arranged to be affected by the projections (93), the programming cylinder being rotatable depending on the speed of the conveyor (12).
DK104972A 1971-03-29 1972-03-07 MACHINE FOR WHICH OUT OF A TIRE CAN BE MADE TO CONTAINERS CALCULATED FITTINGS DK145673C (en)

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SE04051/71A SE347175B (en) 1971-03-29 1971-03-29
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JP (1) JPS5523693B2 (en)
BE (1) BE781356A (en)
CA (1) CA966772A (en)
CH (1) CH543910A (en)
DE (1) DE2215075C2 (en)
DK (1) DK145673C (en)
FI (1) FI65929C (en)
FR (1) FR2131494A5 (en)
GB (1) GB1349500A (en)
IE (1) IE36148B1 (en)
IT (1) IT954550B (en)
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CA966772A (en) 1975-04-29
FI65929B (en) 1984-04-30
BE781356A (en) 1972-07-17
NO137310B (en) 1977-10-31
NL168151B (en) 1981-10-16
NO137310C (en) 1978-02-08
DK145673C (en) 1983-07-18
IE36148B1 (en) 1976-09-01
IE36148L (en) 1972-09-29
DE2215075C2 (en) 1982-12-23
CH543910A (en) 1973-11-15
US3797428A (en) 1974-03-19
GB1349500A (en) 1974-04-03
FI65929C (en) 1984-08-10
IT954550B (en) 1973-09-15
JPS5523693B2 (en) 1980-06-24
DE2215075A1 (en) 1972-10-19
SE347175B (en) 1972-07-31
FR2131494A5 (en) 1972-11-10
JPS4844165A (en) 1973-06-25
NL7203864A (en) 1972-10-03

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