US474545A - Box-making machine - Google Patents

Box-making machine Download PDF

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US474545A
US474545A US474545DA US474545A US 474545 A US474545 A US 474545A US 474545D A US474545D A US 474545DA US 474545 A US474545 A US 474545A
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box
strip
folding
presser
adjustable
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/04Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
    • B23P19/041Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts for disassembling pallets

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  • My invention relatesiomaohinery for makl ing wooden boxes, such as cigar-boxes, honeyboxes, and, in fact, any kind of rectangular boxes, no matter for what purpose used.
  • the boxes produced from my machinery ⁇ are formed from a single piece or strip of wood grooved continuously near one edge and folded around a separate bottom piece, which fits in the groove7 the free ends of the strip being then secured together, forming a linished box.
  • honey-boxes which are simply bottomless frames, the strips are simply folded and the free ends secured together.
  • the strips from which the box-frames are formed are prepared previous to being placed -in the machine by being scored transversely at proper intervals by a suitable saw or cutter, and are then fed in quantities to the machine, which then proceeds automatically to select a strip, to fold it around the bottom piece, to secure the free ends, and to discharge the finished box, a complete box being made at each revolution of the driving-shaft.
  • Figure l is a plan View of the machine with the upper crossheads omitted and parts in section.
  • Fig. 2 is a vertial section on line .fr or ot' Fig. l.
  • Fig. 2 is a detail of the head of the stripholder.
  • Fig. 3 is a front view with parts in section.
  • Fig. 3a ⁇ is a plan view of a strip to be folded.
  • Fig. 3* is adetail view of the fold- ⁇ ing-wings.
  • Fig. a is an enlarged section on line y y of Fig. 2, looking from Vthe rear of the machine.
  • Fig. 5 is an enlarged plan View ofthe presser-arms for the strip and bottom,
  • Fig. 6 is an enlarged View of the presser-arms, the discharge-arms, and the operating mechanism therefor.
  • Fig. 7 is an end elevation of the strip-holder, the feedslide, and operating mechanism therefor, with parts in section.
  • Fig. 8 is a plan view ofthe parts beneath the table.
  • A is the bed of the machine, B the legs, and D the driving-shaft, having the pulley E secured thereto.
  • the table has an extension A', and on this is located the strip-holder F, of sufficient depth to contain twenty or thirty strips of one-fourth inch thickness.
  • the holder is composed of posts ff, arranged in pairs upon grooved cross-bars f3, those of each pair diverging upwardly from each other to facilitate placing the strips between and being adjustable toward and from each other by the screw-rodf, connected to a slotted bar f2, which is secured to the front posts, so that when the screwis turned by the hand-wheel the front posts will be adjusted altogether, moving for ⁇ the purpose in the grooves of the cross-bars.
  • the strips are placed in a pile Within the holder, having been previously scored transversely at properintervals, so thatthey maybe folded into rectangular form, the grooves being V shape to makea neat corner when folded .and the ends having interlocking dovetails or tongues and grooves. If the bottom is to be placed in the strip to make a complete box, then the strip is grooved longitudinally near one edge; butif the strip is to be formed into a simple rectangular frame then this groove is omitted. l
  • Fig. 3 it will be seen that the strips are scored transversely at three places, and the posts of the holder are adjusted opposite these scores, each pair being independently adjustable by a screw-rod f4, engaging with the cross-bar f3, there being a separate screwrod and cross-bar for each pair of posts.
  • the parts can be adjusted to the scores in different lengths of strips, and in order to permit this adjustment, as also the widening of the holder by the screw f', before described, the bar f2 is slotted to receive the bolts f5.
  • Each post is hollow and has ports fopposite IOC the scores, and a flexible connection f7 from a steam-supply leads to each pair of posts, so
  • the strips will be thoroughly steamed at the scores when they reach the bottom of the pile, the steam passing through the scores and beneath the lower strip through the grooves fs of the cross-bars, in which the bases of the posts slide. This enables the the strips to fold easily and prevents breaking. It will be seen that the steam-conduits are thus adjustable, and I do not wish to confine myself to the precise form, the adjustability being the important feature.
  • the front or head of the holder is formed by a plate F', carried by a bracket fg, adjustable in the table A and to suit different lengths of strips, and also adjustable vertically for different thicknesses.
  • the plate is adjusted so that its lower edge is slightly above vthe table to permit the passage of one strip ata time beneath.
  • the feed-slide G extends centrally through the lower part of the holder and the pile of strips reststhereon. It has a shoulder G', Figs.
  • the feed-slide has an extension g beneath the table, which has rackteeth, into which mesh the gear-wheel H on the shaft h', supported in a bracket h2 beneath the table.
  • the shaft has a beveled pinion h3, into which mesh alternately the segmental gears 72, on the main shaftzand on each side of the pinion, so that areciprocatory movement is imparted to the feed-slide, the shaft h and wheel II being turned first one way by one gear 7L and then the other way by the second gear.
  • These gears are adjustable on the shaft, so that the interval between the end of one movement and the beginning of the other may be varied-to suit different conditions in the work, so that a longer or shorter pause may be obtained at the left-hand Vlimit of the feedslides ystroke to regulate the steaming to
  • the feed-slide is adjustable on the rack-bar g by means of the screw-rod 27, the bar being slotted at 28, Fig.
  • the shoulder maybe regulated as toits positionin relation to different lengths of strips.
  • the feed-slide pushes the strip to the former, consisting of two plates I I', arranged on edge supported on the table by their base-plates t'.
  • the inner ends of these former plates are elevated above the table to permit .the strips to pass beneath and the stroke of the slide G insures the correct placing of the strip, so that the scores thereof will be in proper relation to the plates I I for folding.
  • a guide-plate 154 moves vertically through the table, and this gages the lateral position of the strip, the edge of which bears thereagainst, being forced and held in position by the yielding presser-rod Y, Figs. l, 5, and 6. This rod reciprocates longitudinally and strikes against the edge of the strip, so
  • adjustable notched pitman 01:3 moves the presser-rod.
  • the notched pitman engages a pin 3 on the presser-rod, and by lifting the hooked end 4: any notch may be engaged,and
  • the stroke of the presser-rod is regulated v approximately to the width of the strip, while any excess is neutralized by the slot-andspring connection Q04 between the Vbar and the lever rc2, the spring yielding after the rod contacts with the strip, thus avoiding jamming and injuring the same.
  • the presserrod vis held normally back by a spring 5, connected thereto and to va standard 6.
  • the former I I' is adjustable for various sizes of boxes by a screw-rod' 7, engaging with a projection from the base of the plate t.
  • the strips may be folded to make open frames or may be combined with bottoms, and in the latter casethe bottoms are placed in position in the longitudinal grooves of the strip immediately after the strip is positioned in front of the guide-plate i4 and pressed by the rod Y.
  • the bottoms are held by inclined ways IV, carried by plates ,NV which are supported by standards Q Q' on the table in rear of the guide tt.
  • the strips are set onedge upon the ways WV and incline backward slightly.
  • the forward bottom bears against the stop-flanges w of Athe plates W" and is held in this position by the pressure from the bottoms in rear of it and from the feed-arm 7X, which depends from a shaft S, journaled in the standards Q Q', and has an arm 9, provided with an adjustable Weight.
  • the ways IV do not extend all the Way forward to the flanges tu, but leave an opening w', Fig. 2, for the downward passage of the bottom to engage the strip. All of these parts are adjustable for different sizes of boxes.
  • the ways W are slotted and held to the plates W' by screws and are adjustable to increase or diminish the size of the opening w' for different thicknesses of material by the screws W2, carried by the plates WV'.
  • a spring-plate t6 holds the plate t2 in normal position, so that, the shoulders Z2 will strike the upper edge of the bottom as said arms move down.
  • the forward bottom of the series is forced down through the opening .w in an inclined position. Its lower edge strikes the upper beveled edge of the guide t4, by which it is directed forward, and it is forced down between the front face of the guide and the rear ends of the presser-bars Y', which have frictionrollers Z and are under tension of springs 14, connected to the plates of the former and to the presser-bars.
  • the folding-arm M hereinafter described, and in order to allow the bottom to assume a vertical position as it presses down between the spring presser-bars Y and the guide the arms t are carried by the hinged plate t3, which is under tension of the spring tf, and the arms thus swing forward as the bottom is forced to its place.
  • the spring t is riveted to the plate t2 and the crosshead T, and consists of a flat strip.
  • the bottom having been properly seated, the strip is folded about it by the wings K K and thefolding-arm M.A
  • the wings lie in a slot 16, flush with the table, and are pivoted to blocks 17.
  • One of these blocks is adjustable in the slot, being clamped in any position by the screws and plates 1S, Fig. G.
  • the wings are grooved on their under sides and are operated to fold by a cross-head L, which has standards Z Z carrying rollers Z2 Z2, which bear upon the grooved under side of the wings and elevate them as the cross-head rises, the wing K folding the first section 1 of the strip, Fig. 3, and the wing K raising the sections 3 et, it being longer for this purpose, it being understood that the bottom is seated in the section 2.
  • This action folds the strip up against the former I I. Three sides of the box have thus been formed, and the fourth is formed by the arm M, folding down the last section 4 to engage the upper edge of the first section.
  • the cross-head L is raised by a cam H on the shaft, which tilts an arm 2l on a rock-shaft 22,journaled in hangers 23 beneath the table.
  • This rock-shaft has arms 2l, which engage rollers 25 on the cross-head, so that the crosshead is raised when the cam lifts the arm 2l.
  • a weight 25 tends to counterbalance the cross-head.
  • the standards Z Z are adjustable in the slot 2G of the cross-head and are changed to suit the adjustment of the wings.
  • the folding-arm M is pivoted to the cross'- brace M2, extending between the vertical standards M ou the table. It is held in ncrmal position off to one side of the former I I', Fig.
  • the folding-arm is adjustable as to length, as at 32, and comprises two extensions 83, which have rollers at their ends.
  • the eXtensions are sufficiently far apart to pass on each side of the reduced portion of the wing K in folding over the last section.
  • the cross-head M3 is provided with rack-bars 34, which mesh with pinions 35 on a shaft 36, extending between the standards M. These pinions also mesh with racks 37 on the cross-head T, before mentioned, and thus give motion to said cross-head to operate the bottom-feeding arms t up and down.
  • the cross-heads move in opposite directions, so that the bottom is fed by the downward movement of the cross-head T, while the other cross-head is moving up and retracting the folding-arm M, and vice versa.
  • the folding-arm is swung down, the feed-arms t are retracted.
  • Springs 50 press the wings back into normal position. These springs are of light material and their force is not sufficient to affect the folded condition of the box in any way; but after the folded box is pushed to the rear the springs then act upon the wings to tilt them slightly, when they will fall by their own weight.
  • the strip having been folded about the bottom, as thus far described, the next action is to move the box to the rear, into what is called the p1esser-box, which comprises the two standards Q Q and presser mechanism.
  • the guide-plate t* is moved below the surface of the table, so as to offer no obstruction to the passage of the box to the rear.
  • the main arm has a cross-bar 40 formed therewith, which extends loosely through an opening in the arm N2 and through a slot 4l in the former-plate I', so that the arm N2 will be moved with the arm N', while it may be adjusted laterally with the former-plate I without being disconnected, t-he crossfbar 40 being long enough for the greatest lateral adjustment.
  • the slide is guided' by a bracket n, and is moved by a pitman 43,I1 ⁇ igs. 2 and 6, connected to alever n',
  • the pressing mechanism Figs. l, 2, and 4 consists ofl two plates P P', projecting through an opening in the standard Q' and each pi votally supported by its shaft p.
  • the plate P presses the side of the box and is adjustably connected with its shaft by its shank p' and set-screw 46,whi1e the plate P,which presses the end of the box, is adjustable by its screwthreaded shank, which passes through its shank p.
  • the end presser-plate is held up to bear upon the table P by a spring 46.
  • Both platesy may be thus adj usted laterally toward and from the passage a' for different-sized boxes, and they may also be adjusted vertically by a screw-rod 47, which passes through a cross-bar 48 of the standard Q' and is connected to a collar 49 on the upper shaft p.
  • the shafts p are j ournaled one above the other in sliding boxes p2, which move in ways p2 of the standard Q', and thus by turning the screw the presserl mechanism may be moved vertically as a whole for different-sized boxes.
  • the box when pushed back by the slide N, passes its interlocking ends under the projecting edge ofthe presserplate P and in front of the edge of the end presser-plate P', and when the operating-rod p4 is drawn upon the upper plate is forced down, carrying with it the plate P', both plates describing arcs of circles' from their respective centers.
  • the side of the box is forced down by the plate P, and as the shaft of the other plate isin alower plane the edge describes an outward arc and presses the end of the box, it in effect sliding along the under surface of the upper plate.
  • Therod p4' is operated from a cam pon the same shaft through a lever p, pivoted in a bracket 'pl beneath the table.
  • a weight P2 on an arm P2 of the lower shaft p returns the presser mechanism to normal position after the cam p5 has acted.
  • the rod p4 is screw-threaded and'adjustably connected to the presser-plate P by a'nut 59, and by this the proper adjustment is aided.
  • the plate O, Fig. 5 is held by headed rods 50, connected to collars 5l on the lower shaft 1J, and springs 52 press the plates outward to bear upon the box. rlhe tension is regulated by screws 53, which pass through elongated collars 54I on the ends of rods 55, connected'to the plate O. The collars encircle the shaft p loosely, and the screws bear thereon.
  • the standard Q of the presser-box is adjustable laterally in the ways formed in the table and is moved by the screw Z', Figs. l and 4,
  • a strip-holder consisting of pairs of posts, means for adjusting vsaid pairs, and means for adjusting the posts of'each pair, substantially as described.
  • Vfolding mechanism In a box-machine and in combination, Vfolding mechanism, a strip-feed slide G and means for moving it, consisting of the rackextension g, the gear-wheel H, the pinion, and the segmental gears meshing alternately with said pinion, substantially as described.
  • the table, lthe feed-slide operatin g along the table-surface to force the strip into place, the former above the'tablesurface to permit the strip to pass beneath, a folding mechanism in the line of movement of the strip, and a guide t4 at the end of the former and to one side of the folding mechanism, against which the strip bears when moved by the feed-slide, substantially as described.
  • the table, the strip-feed slide and folding' mechanism, the dischargeslide, and means for operating the same consist-ing of the lever a', the arms n3 n.5, connected thereto below and above the pivot, and the cam-wheelX,having'a stud,substantially as described.
  • the table, the strip-feed slide, the former having a vertical and a horizontal pressure-surface and folding mechanism, a presser mechanism in rear of the former, and a discharge-slide to move the box from the former to the presser mechanism.
  • the adjustable former In a box-machine, the adjustable former, the folding-Wings, one of which is adjustable, and an adjustable folding-arm, substantially as described.
  • the folding mechanism with feeding mechanism for the strips and bottoms, the Ways WV, having an opening w at their forward ends, and means for adjusting the Ways, substantially as described.
  • a machine for making boxes by folding grooved Wooden strips around bottom-blanks consisting, essentially, of the following elements: a holder for the strips, a pusher for placing the strips separately in position to be 4o folded, mechanism for folding the grooved strips around the bottoms, and pressing devices for uniting the free ends, all substantially as described.

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Description

'7 Sheets-Sheet 1.
(No Model.)
R. L. oooNs. BOX MAKING MACHINE.
No. 474,545. Patented May 10,1892.
(No M0441.) 7 Asums-sheen 2. R. L. GOONS. 4 BOX MAKING MACHINE.
4\10."`474,545.V Patented May 1o,l 1892.
'a 'Jf (No Model.) 7 Sheets-Sheet 4V R. L. GOONS. 4
BOX MAKING MAGHINB. No. 474,545. Patented May 10, 1892.
(No Model.) 7 Sheets-Sheet 5.
R. L. GooNs. BOX MAKING MACHINE.
No. 474,545. Patented May 10, 1892.
ma Norms Psrsns co., pauw-umn., msumurcn, u c.
(No Modgl.) 7 Sheets-Sheet 6.
B.; L.. GOONS. Box MAKING MACHINE.
No. 474,545.r Patented May 1o, 1892.
7. t e e h s .w me `Av h S 7 R N .M S
HU NA 0M 0 G CN .M Lm Dm.
X 0 B m. d 0 M o W Patented May 1.0;, 1892.
2,70%? .@oa @Mun f Ku@ l Y l 1 MM UNTTED STATES PATENT OFFICE.
ROLLIN L. COONS, OF IIONESDALE, PENNSYLVANIA.
BOX-MAKING MACHINE.
SPECIFICATION forming part of Letters Patent No. 474,545, dated May 10, 1892. Application filed January 22, 1891. Serial No. 378,737. (No model.)
To all whom, t may concern:
Be it known that I, ROLLIN L. CooNs, a citizen of the United States of America, residing at I-Ionesdale, in the county of Wayne and State of Pennsylvania, have invented certain new and useful Improvements in Box-Making Machines, of which the following is a specification.
My invention relatesiomaohinery for makl ing wooden boxes, such as cigar-boxes, honeyboxes, and, in fact, any kind of rectangular boxes, no matter for what purpose used. The boxes produced from my machinery` are formed from a single piece or strip of wood grooved continuously near one edge and folded around a separate bottom piece, which fits in the groove7 the free ends of the strip being then secured together, forming a linished box. For honey-boxes, which are simply bottomless frames, the strips are simply folded and the free ends secured together. The strips from which the box-frames are formed are prepared previous to being placed -in the machine by being scored transversely at proper intervals by a suitable saw or cutter, and are then fed in quantities to the machine, which then proceeds automatically to select a strip, to fold it around the bottom piece, to secure the free ends, and to discharge the finished box, a complete box being made at each revolution of the driving-shaft.
It is the object of my invention to render the machine capable of making boxes of various sizes and from strips of various thicknesses by making the operating parts adjustable.
It is a further object of my invention to subject the 'strips to the action of steam just previous to their being folded, so that they will fold easily and without breaking.
In the accompanying drawings, Figure l is a plan View of the machine with the upper crossheads omitted and parts in section. Fig. 2 is a vertial section on line .fr or ot' Fig. l. Fig. 2 is a detail of the head of the stripholder. Fig. 3 is a front view with parts in section. Fig. 3a` is a plan view of a strip to be folded. Fig. 3* is adetail view of the fold- `ing-wings. Fig. a is an enlarged section on line y y of Fig. 2, looking from Vthe rear of the machine. Fig. 5 is an enlarged plan View ofthe presser-arms for the strip and bottom,
the discharge-arms, and the presser-box, with parts in section. Fig. 6 is an enlarged View of the presser-arms, the discharge-arms, and the operating mechanism therefor. Fig. 7 is an end elevation of the strip-holder, the feedslide, and operating mechanism therefor, with parts in section. Fig. 8 is a plan view ofthe parts beneath the table.
In the drawings, A is the bed of the machine, B the legs, and D the driving-shaft, having the pulley E secured thereto. The table has an extension A', and on this is located the strip-holder F, of sufficient depth to contain twenty or thirty strips of one-fourth inch thickness. The holder is composed of posts ff, arranged in pairs upon grooved cross-bars f3, those of each pair diverging upwardly from each other to facilitate placing the strips between and being adjustable toward and from each other by the screw-rodf, connected to a slotted bar f2, which is secured to the front posts, so that when the screwis turned by the hand-wheel the front posts will be adjusted altogether, moving for `the purpose in the grooves of the cross-bars. The strips are placed in a pile Within the holder, having been previously scored transversely at properintervals, so thatthey maybe folded into rectangular form, the grooves being V shape to makea neat corner when folded .and the ends having interlocking dovetails or tongues and grooves. If the bottom is to be placed in the strip to make a complete box, then the strip is grooved longitudinally near one edge; butif the strip is to be formed into a simple rectangular frame then this groove is omitted. l
In Fig. 3 it will be seen that the strips are scored transversely at three places, and the posts of the holder are adjusted opposite these scores, each pair being independently adjustable by a screw-rod f4, engaging with the cross-bar f3, there being a separate screwrod and cross-bar for each pair of posts. By this the parts can be adjusted to the scores in different lengths of strips, and in order to permit this adjustment, as also the widening of the holder by the screw f', before described, the bar f2 is slotted to receive the bolts f5. Each post is hollow and has ports fopposite IOC the scores, and a flexible connection f7 from a steam-supply leads to each pair of posts, so
- the thickness of the strips.
that the strips will be thoroughly steamed at the scores when they reach the bottom of the pile, the steam passing through the scores and beneath the lower strip through the grooves fs of the cross-bars, in which the bases of the posts slide. This enables the the strips to fold easily and prevents breaking. It will be seen that the steam-conduits are thus adjustable, and I do not wish to confine myself to the precise form, the adjustability being the important feature.
The front or head of the holder is formed by a plate F', carried by a bracket fg, adjustable in the table A and to suit different lengths of strips, and also adjustable vertically for different thicknesses. The plate is adjusted so that its lower edge is slightly above vthe table to permit the passage of one strip ata time beneath. vAt the other end of the holder there .is a similar head F5 to guide and confine the strips. The feed-slide G extends centrally through the lower part of the holder and the pile of strips reststhereon. It has a shoulder G', Figs. l and 3,'whicl1 when moved to the extreme left permits the lower strip to fall into ,position to be fed to the right beneath the head F into position to be folded, the shoulder engaging with the end of the strip lwhen it moves to the right. The feed-slide has an extension g beneath the table, which has rackteeth, into which mesh the gear-wheel H on the shaft h', supported in a bracket h2 beneath the table. The shaft has a beveled pinion h3, into which mesh alternately the segmental gears 72, on the main shaftzand on each side of the pinion, so that areciprocatory movement is imparted to the feed-slide, the shaft h and wheel II being turned first one way by one gear 7L and then the other way by the second gear. These gears are adjustable on the shaft, so that the interval between the end of one movement and the beginning of the other may be varied-to suit different conditions in the work, so that a longer or shorter pause may be obtained at the left-hand Vlimit of the feedslides ystroke to regulate the steaming to The feed-slide is adjustable on the rack-bar g by means of the screw-rod 27, the bar being slotted at 28, Fig. In this way the shoulder maybe regulated as toits positionin relation to different lengths of strips. The feed-slide pushes the strip to the former, consisting of two plates I I', arranged on edge supported on the table by their base-plates t'. The inner ends of these former plates are elevated above the table to permit .the strips to pass beneath and the stroke of the slide G insures the correct placing of the strip, so that the scores thereof will be in proper relation to the plates I I for folding. A guide-plate 154 moves vertically through the table, and this gages the lateral position of the strip, the edge of which bears thereagainst, being forced and held in position by the yielding presser-rod Y, Figs. l, 5, and 6. This rod reciprocates longitudinally and strikes against the edge of the strip, so
vas to force the same rmly against the guide 154, in which position it holds the strip while the bottom is being placed and the strip folded. It is held to the table and guided by clips l and is operated from a Wheel X on the main shaft, which carries a presser-roller 2. A lever fr, pivoted beneath the table, is struck by this roller, and through the bar 5c', lever x2,
and adjustable notched pitman 01:3 moves the presser-rod. The notched pitman engages a pin 3 on the presser-rod, and by lifting the hooked end 4: any notch may be engaged,and
thus the stroke of the presser-rod is regulated v approximately to the width of the strip, while any excess is neutralized by the slot-andspring connection Q04 between the Vbar and the lever rc2, the spring yielding after the rod contacts with the strip, thus avoiding jamming and injuring the same. The presserrod vis held normally back by a spring 5, connected thereto and to va standard 6. The former I I' is adjustable for various sizes of boxes by a screw-rod' 7, engaging with a projection from the base of the plate t. As before stated, the strips may be folded to make open frames or may be combined with bottoms, and in the latter casethe bottoms are placed in position in the longitudinal grooves of the strip immediately after the strip is positioned in front of the guide-plate i4 and pressed by the rod Y. The bottoms are held by inclined ways IV, carried by plates ,NV which are supported by standards Q Q' on the table in rear of the guide tt. The strips are set onedge upon the ways WV and incline backward slightly. The forward bottom bears against the stop-flanges w of Athe plates W" and is held in this position by the pressure from the bottoms in rear of it and from the feed-arm 7X, which depends from a shaft S, journaled in the standards Q Q', and has an arm 9, provided with an adjustable Weight. The ways IV do not extend all the Way forward to the flanges tu, but leave an opening w', Fig. 2, for the downward passage of the bottom to engage the strip. All of these parts are adjustable for different sizes of boxes. The ways W are slotted and held to the plates W' by screws and are adjustable to increase or diminish the size of the opening w' for different thicknesses of material by the screws W2, carried by the plates WV'. These plates are guided in inclined slots 10 in the standards Q Q', and are adjusted vertically by screwrods 1], engaging brackets 12 of the plates which project through the slots 10. Clips l0 on the plates W' embrace the edges of the standards, serving to hold and guide the plates. The feed-arm is also adjustable, as shown in Fig. 4 at 13. The forward bottom is forced down into the groove of the strip by vertically reciprocating arms t' having shoulders t2 at their lower ends which engage the upper edge of the bottoms. The arms are slotted and are adjustably supported by a slotted plate 3, which is hinged to a cross- IOC IIO
` into slots in the presser-bars.
head T, operating vertically, as hereinafter described. A spring-plate t6 holds the plate t2 in normal position, so that, the shoulders Z2 will strike the upper edge of the bottom as said arms move down. When this occurs, the forward bottom of the series is forced down through the opening .w in an inclined position. Its lower edge strikes the upper beveled edge of the guide t4, by which it is directed forward, and it is forced down between the front face of the guide and the rear ends of the presser-bars Y', which have frictionrollers Z and are under tension of springs 14, connected to the plates of the former and to the presser-bars. These bars slide within the former and are held to the former-plates I I by headed screws and rollers 15, projecting By the aid of the guide t and vthe spring presser-bars Y bottoms are accurately directed to the grooves in the strips. The fingers 5 on the feed-arms t overlap the upper edge of the bottom and hold it firmly. The strips and the feed-ar1ns t incline backwardly, and thus space is left for the operation of. the folding-arm M, hereinafter described, and in order to allow the bottom to assume a vertical position as it presses down between the spring presser-bars Y and the guide the arms t are carried by the hinged plate t3, which is under tension of the spring tf, and the arms thus swing forward as the bottom is forced to its place. The spring t is riveted to the plate t2 and the crosshead T, and consists of a flat strip. The bottom having been properly seated, the strip is folded about it by the wings K K and thefolding-arm M.A The wings lie in a slot 16, flush with the table, and are pivoted to blocks 17. One of these blocks is adjustable in the slot, being clamped in any position by the screws and plates 1S, Fig. G. The wings are grooved on their under sides and are operated to fold by a cross-head L, which has standards Z Z carrying rollers Z2 Z2, which bear upon the grooved under side of the wings and elevate them as the cross-head rises, the wing K folding the first section 1 of the strip, Fig. 3, and the wing K raising the sections 3 et, it being longer for this purpose, it being understood that the bottom is seated in the section 2. This action folds the strip up against the former I I. Three sides of the box have thus been formed, and the fourth is formed by the arm M, folding down the last section 4 to engage the upper edge of the first section.
The cross-head L is raised by a cam H on the shaft, which tilts an arm 2l on a rock-shaft 22,journaled in hangers 23 beneath the table. This rock-shaft has arms 2l, which engage rollers 25 on the cross-head, so that the crosshead is raised when the cam lifts the arm 2l. A weight 25 tends to counterbalance the cross-head. The standards Z Z are adjustable in the slot 2G of the cross-head and are changed to suit the adjustment of the wings. The folding-arm M is pivoted to the cross'- brace M2, extending between the vertical standards M ou the table. It is held in ncrmal position off to one side of the former I I', Fig. S, by a spring 27, andis forced down to fold over the fourth section by a roller 28, carried by a cross-head M3, moving vertically in the standards M', which have ways or grooves to receive the projections on the cross-head. The cross-head is moved bya pitman M4, connected thereto by a pin 80, extending through a slot in the standard. The pitman is connected to a face-wheel 29 on the main shaft. Vhen the cross-head moves down, the roller bears on the curved part of the folding-arm and swings it downward over the former, folding the last section of the strip over so that the notched edge thereof will interlock with the upturned edge of the first section, which has been folded by the wing K. The bottom is now seated in the groove of each section which is folded about it, and the box is ready to be tightened by pressure upon the interlocking ends and then discharged, as will be hereinaftel1 described. The Wings when raised strike springOX, Fig. 5, which serveto throw the wings back when the cross-head falls.
The folding-arm is adjustable as to length, as at 32, and comprises two extensions 83, which have rollers at their ends. The eXtensions are sufficiently far apart to pass on each side of the reduced portion of the wing K in folding over the last section. The cross-head M3 is provided with rack-bars 34, which mesh with pinions 35 on a shaft 36, extending between the standards M. These pinions also mesh with racks 37 on the cross-head T, before mentioned, and thus give motion to said cross-head to operate the bottom-feeding arms t up and down. The cross-heads move in opposite directions, so that the bottom is fed by the downward movement of the cross-head T, while the other cross-head is moving up and retracting the folding-arm M, and vice versa. I/Vhen the folding-arm is swung down, the feed-arms t are retracted. Springs 50 press the wings back into normal position. These springs are of light material and their force is not sufficient to affect the folded condition of the box in any way; but after the folded box is pushed to the rear the springs then act upon the wings to tilt them slightly, when they will fall by their own weight. The strip having been folded about the bottom, as thus far described, the next action is to move the box to the rear, into what is called the p1esser-box, which comprises the two standards Q Q and presser mechanism. In order to allow this, the guide-plate t* is moved below the surface of the table, so as to offer no obstruction to the passage of the box to the rear. This is done by a cam B on the main shaft, which strikes a lever u, pivoted to a hanger 38 beneath the table. The lever is connected to the guide by a rod U, which is hinged to the guide. Suitable ways u are secured to the table for the guide to move in. The guide is elevated after the cam leaves the roller by a weight u2 on the end of the lever,
IOO
and this has an adjustable stop-screw a3, by which the height of the guide above the table may be regulated. While the guide is depressed, the box is moved into the presser-box by the discharge-slide N, which moves between the plates I I of the former, and consists of a main arm N' and a supplemental arm N2. Each arm slides against the inner side of one of the spring presser-bars Y', the said bars having slots y to receive the pins 39 on the discharge-slide. The main arm has a cross-bar 40 formed therewith, which extends loosely through an opening in the arm N2 and through a slot 4l in the former-plate I', so that the arm N2 will be moved with the arm N', while it may be adjusted laterally with the former-plate I without being disconnected, t-he crossfbar 40 being long enough for the greatest lateral adjustment. The slide is guided' by a bracket n, and is moved by a pitman 43,I1`igs. 2 and 6, connected to alever n',
pivoted to a hanger 42 beneath the table. The lower end of this lever is connected by'a bar n2 to the arm n2, pivoted between the table and extending'in to range of a roller 44V on the wheel X, secured tothe main shaft. When the roller strikes the arm n3, the discharge-slide operated thereby forces the box rearward into the presser-box, where it is pressed upon by a spring O and where it is retained for the final pressure, which securely interlocks the notched ends and completes the box. The slide, after forcing the box into the presseris returned to normal position positively and quickly by the same roller striking a bent-arm 'm5, pivoted beneath the table, which is connected to the lever n" above the pivot by'a rod 45. This frees the space for the feeding of Aa fresh strip and bottom-blank which now takes place, and the folding of which.
. goes on simultaneously with the final pressure of the box just folded.
The pressing mechanism, Figs. l, 2, and 4, consists ofl two plates P P', projecting through an opening in the standard Q' and each pi votally supported by its shaft p. The plate P presses the side of the box and is adjustably connected with its shaft by its shank p' and set-screw 46,whi1e the plate P,which presses the end of the box, is adjustable by its screwthreaded shank, which passes through its shank p. The end presser-plate is held up to bear upon the table P by a spring 46. Both platesy may be thus adj usted laterally toward and from the passage a' for different-sized boxes, and they may also be adjusted vertically by a screw-rod 47, which passes through a cross-bar 48 of the standard Q' and is connected to a collar 49 on the upper shaft p. The shafts p are j ournaled one above the other in sliding boxes p2, which move in ways p2 of the standard Q', and thus by turning the screw the presserl mechanism may be moved vertically as a whole for different-sized boxes. Theparts being properly adjusted, the box, when pushed back by the slide N, passes its interlocking ends under the projecting edge ofthe presserplate P and in front of the edge of the end presser-plate P', and when the operating-rod p4 is drawn upon the upper plate is forced down, carrying with it the plate P', both plates describing arcs of circles' from their respective centers. The side of the box is forced down by the plate P, and as the shaft of the other plate isin alower plane the edge describes an outward arc and presses the end of the box, it in effect sliding along the under surface of the upper plate. Therod p4' is operated from a cam pon the same shaft through a lever p, pivoted in a bracket 'pl beneath the table. A weight P2 on an arm P2 of the lower shaft p returns the presser mechanism to normal position after the cam p5 has acted. The rod p4 is screw-threaded and'adjustably connected to the presser-plate P by a'nut 59, and by this the proper adjustment is aided. The plate O, Fig. 5, is held by headed rods 50, connected to collars 5l on the lower shaft 1J, and springs 52 press the plates outward to bear upon the box. rlhe tension is regulated by screws 53, which pass through elongated collars 54I on the ends of rods 55, connected'to the plate O. The collars encircle the shaft p loosely, and the screws bear thereon.
The standard Q of the presser-box is adjustable laterally in the ways formed in the table and is moved by the screw Z', Figs. l and 4,
\ which passes through a collar z2, held to the .base of the standard by a set-screw z2. completed boxes are forced rearwardly and The discharged from the machine by the newly- ,folded boxes, which are pushed :rearward in the presser-box by the discharge-slide N.
It will be noticed that all the parts that act directly upon any part of the box are adjust- .able to suit different sizes and thicknesses,
lengths, and widths.
I claim as my inventionl. In a box-machine and in combination with folding mechanism, a strip-holder consisting of pairs of posts, means for adjusting vsaid pairs, and means for adjusting the posts of'each pair, substantially as described.
2. In a box-machine and in combination, folding mechanism, a strip-holder having adj ustable posts, and steam-supply pipes leading to the adjustable posts, whereby the strip may be subjected to steam at different points, substantially as described.
3. In a box-machine and in combination, Vfolding mechanism, a strip-feed slide G and means for moving it, consisting of the rackextension g, the gear-wheel H, the pinion, and the segmental gears meshing alternately with said pinion, substantially as described.
4. In a box-machine and in combination with folding mechanism, a strip-holder, and a steam-supply pipe leading thereto, substantially as described.
5. In a box-machine and in combination, folding mechanism, a strip-feed slide, the segmental gears 7L, having connections to the feed- IOC IIC
slide .for operating it, said gears being adjustable in relation to each other, substantially as described.
6. In combination, in a box-machine, a stripholder, a table, a former, folding` means operating through an opening in the table, the table, a feed-slide to push the strips over the folding means, and a folding-arm, substantially as described. L
7. In a machine for making boxes from Wooden strips, the combination of an adjustable folding-form, pivoted folding-wings, a folding-arm, and a driving-shaft, and connecnections between said driving-shaft, foldingwings, and folding-arm, substantially as described.
8. I n a machine for making boxes, the combination of alaterally-adj ustablefolding-form, the pivoted folding-Wings, one of which is adjustable, the driving-shaft, and connection between said driving-shaft and folding-wings, substantially as described.
9. In combination, the table, lthe feed-slide operatin g along the table-surface to force the strip into place, the former above the'tablesurface to permit the strip to pass beneath, a folding mechanism in the line of movement of the strip, and a guide t4 at the end of the former and to one side of the folding mechanism, against which the strip bears when moved by the feed-slide, substantially as described.
10. In combination, the table, the former, the feed-slide for moving the strip beneath the former, a guide t4 for the strip at the end of the former, a presser-rod operating within the former, and the folding-wings operating about the former, substantially as described.
1l. In combination, the table, the strip-feed slide and folding mechanism, a guide for the strip, an adjustable presser-rod Y, and a yielding connection afin the operating means, substantially as described.
.12. In combinatiomthe table, the `strip-feed slide and folding mechanism, a guide t4 for the str1p,.a discharge-slide N, and means for retracting the guide, substantially as described.
13. In combination, the table, the strip-feed slide and folding mechanism, a verticallymovable guide, the lever` u, connected thereto, the cam for depressing the guide, and the Weight having the adjustable stop a3, substantially as described.
.14. In combination, the table, the strip-feed slide and folding' mechanism, the dischargeslide, and means for operating the same, consist-ing of the lever a', the arms n3 n.5, connected thereto below and above the pivot, and the cam-wheelX,having'a stud,substantially as described.
15. In combination, the former adjustable laterally and the discharge-slide adjustable therewith, substantially as described.
16. In combination, the table, the strip-feed slide and folding mechanism,means for feeding the bottoms to the strips, and a guide t",
against which the strip bears and which directs the bottom into place, substantially as described.
17. In combination, `the table, the stripholder, feed-slide and folding mechanism, the bottom-feeding means, thegnide t4, andi the spring presser-bars y to direct and hold the bottoms, substantially as described.
1S. The combination of the holder for the box-bottoms, a verticall y-moving arm for placing the box-bottoms successively in position, and a folding mechanism for folding the previously-grooved strip around the bottom, substantially as described.
19. The combination of a holder for the box-bottoms, a vertically-moving arm for placing the box-bottoms successively in position, folding mechanism for folding the previouslyprepared grooved strip around the bottom, means for placing the folded box under the presser-bar P, and the presser-bar for uniting the free ends of the folded strips and thus completing the boX, substantially as described.
20. In combination, the table, the former, the folding-wings K K', one of which is adjustable toward and from the other, and means for operating the folding-wings, consisting of the cross-head L, with operating` connections to the main shaft, substantially as described.
21. In combination,the former, the foldingarm M, and the Wings, the presser-bar l? in reai of the former,having connections to the main shaft, and the discharge-slide N, operating to move the folded box from the former to the presser-bar,substantially as described.
22. In combination, the table, the strip-feed slide, the former having a vertical and a horizontal pressure-surface and folding mechanism, a presser mechanism in rear of the former, and a discharge-slide to move the box from the former to the presser mechanism.
23. In combination, the table, the strip-feed slide, the former, the folding mechanisrmand a presser-box consisting of the adjustable standards Q Q', a presser-bar P, and operating mechanism therefor.
M. In combination,the former, the folding mechanism, and an adjustable presser with operating means for pressing the box vertically and laterally.
25. In combination,thetable`, the strip-feed slide, the former and folding mechanism, a presser-bar P, operating vertically, and a second bar for pressing the box laterally, said bars being arranged to press at the corner of the box, substantially as described.
26. In coinbination,the table, the strip-feed slide, the former and folding mechanism, a presser mechanism, including the presser-bars P and P', and means for adjusting said bars laterally and vertically, substantially as described.
27. In combination, the former, the folding mechanism, the presser-box and presser mech- IOO IIO
anism, the spring-plate O in the presser-box, l arm, of the'ways W for the box-bottom blanks,
and a discharge-slide, substantially as described.
28. In a box-machine, the adjustable former, the folding-Wings, one of which is adjustable, and an adjustable folding-arm, substantially as described.
29. In combination, the folding mechanism, with feeding mechanism for the strips and bottoms, the Ways WV, having an opening w at their forward ends, and means for adjusting the Ways, substantially as described.
30. In combination, the folding mechanism, with feeding mechanism for the strips and bottoms, the ways NV, and the vertically-adjustable plates W', carrying said ways, substantially as described.
31. In a box-machine, the combination of the folding-Wings, the upper folding-arm, Ways WV, forming a chute or holder for the box-bottom blanks, land a sliding cross-head, as T, for feeding the bottom-blanks singly downward, substantial] y as described.
32. In a machine for making boxes, the combination, with the folding-Wings and foldingand the cross-head T, having the feed-arms 15 t and the spring t6, substantially as described.
33. In combination, the strip-feed slide, the 3o folding-Wings, the upper folding-arm, the cross-head Msfor operating the same, thefeedarms for the bottoms, the cross-head T, and the racks and pinion connection between the cross-heads, substantially as described.
34. A machine for making boxes by folding grooved Wooden strips around bottom-blanks, consisting, essentially, of the following elements: a holder for the strips, a pusher for placing the strips separately in position to be 4o folded, mechanism for folding the grooved strips around the bottoms, and pressing devices for uniting the free ends, all substantially as described. l
In testimonywhereof I affix my signature in 45 presence of two witnesses.
ROLLIN L. COONS.
Vitnesses:
SIDNEY CooNs, C. M. KELLY.
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