US1869639A - Conveyer tilting section - Google Patents

Conveyer tilting section Download PDF

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US1869639A
US1869639A US484123A US48412330A US1869639A US 1869639 A US1869639 A US 1869639A US 484123 A US484123 A US 484123A US 48412330 A US48412330 A US 48412330A US 1869639 A US1869639 A US 1869639A
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section
gate
tiltable
crates
valve
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US484123A
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Arthur L Washburne
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SPARKLETTS BOTTLED WATER Corp
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SPARKLETTS BOTTLED WATER CORP
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B21/00Packaging or unpacking of bottles
    • B65B21/02Packaging or unpacking of bottles in or from preformed containers, e.g. crates
    • B65B21/14Introducing or removing groups of bottles, for filling or emptying containers in one operation

Definitions

  • the present invention relates to a conveyer having carrier mechanism for transporting bottles in crates in upright position and having a tiltable section adapted for two positions, one in line with the other conveyer sections for travel of bottles and the other with the tilting section in unloading position, to
  • Such al device having any 0I all Of the OllOW- ing features: means halting conveyance of bottles until a selected number of crates and bottles have accumulated on a tilting section; means to tilt the section with the crates and bottles so accumulated to unloading position;
  • FIG. 1 is a plan view of the structure shown in Fig.
  • Fig. 3 is an end elevation in section as seen on the line 3 3 of Fig. 1;
  • Fig. 4 is a fragmentary view similar to Fig. 3 showing the tilting section in unloading position;
  • Fig. 5 is an Serial No. 484,123.
  • Fig. 6 is a section as seen on the line 8--6 of Fig. 5;
  • F ig. 7 is a plan view partly in section of the gate operating valve mechanism as seen on the line 7 7 of Fig. 8; and
  • Fig. 8 is an elevation of the structure shown in Fig. 7.
  • the device comprises a conveyer having a tilting section A which bridges an interruption in the main conveyer whose adjacent sections are marked B1 and B2 and is rocked by motive means C.
  • a sub-conveyor D In front of the main conveyor is a sub-conveyor D for bottles removed from the crates.
  • the main conveyer sections B1 and B2 are shown having live rollers at their adjacent ends.
  • the subconveyer is shown as a chain type of conveyer.
  • a supporting frame for the main eonveyer sections comprises posts 10 and 11 and-suitable braces not shown which support side bars 12 and 13 in which are journalled live carrier rollers 14.
  • a tilting section spanning the space.
  • the tilting section comprises side bars 15 and 16 having journalled therebetween live rollers 17.
  • a slat side 18 extends from front bar 15 and a shorter slat side 19 from the rear bar 16.
  • the slat side 18 serves as a shelf to support crates and bottles when the tilting section is positioned in unloading position as shown in Fig. 4i.
  • Extending across and supporting bars 15 and 16 are sills 2O and 21 overhanging bar 16.
  • Journalled on the overhanging ends of sills and 21 is a drive shaft 22.
  • a segmental gear s3 having a cut out sector 24 within which side bar 16 is welded or otherwise secured, thus beine' secured to the frame of the tilting platform.
  • Shaft 22 is journalled at its ends in bearing brackets 25.
  • a bearing 2G is journalled on each bracket and secured to a sill, as sill 20 in Fig. 8.
  • the tilting platform is pivotally connected to the main conveyor frame.
  • Shaft 22 has keyed thereto a gear 27.
  • a counter shaft 28 having keyed thereto a gear 29 meshing with gear 27, see Figs. 2 and 5.
  • the gear 29 is arranged to describe a planetary motion about gear 27 when the tilting platform is rocked keeping at all times in mesh with gear 27.
  • Gears 30 and 31 are keyed to shaft 22 and mesh with pinions 32 and 33 mounted on shafts 34 and 35 journalled in bearings 36 and 37 on the end sections B1 and B2 of the main conveyer supporting frame.
  • Shaft 28 has fixed to it bevel gears 3 8, one for each roller 17 on the tilting platform.
  • Rollers 17 have stub shafts to which are fixed bevel gears 39. Thus, the rollers 17 will be positively driven from shaft 28.
  • Pinions 32 and 33 have bevel teeth 40 to mesh with bevel pinions carried by rollers 14 of the main conveyer.
  • Bevel gears 39 are mounted on shafts 34 and 35 to mesh with corresponding gears connected to rollers 14.
  • the specific structure shown only drives a few end rollers of the main conveyer sections.
  • the drive shaft 22 is suitably operated by a motor not shown. Thus, at all times in all positions of the tilting platform rollers 14, and 17, are positively driven.
  • a cylinder having a plunger 43 reciprocatingly mounted therein.
  • a rod 44 carrying a rack 45 at its end.
  • Rack 45 meshes with gear Raising of the plunger causes turning of gear 23 and rocking downwardly of the tilting platform.
  • Cylinder 42 is double acting having ports controlled by a piston valve 48 operating in a valve box in a well known manner to alternately place the ports in communication with inlet line 49I and exhaust line 50 for motive fluid.
  • Valve piston 48 is manually controlled.
  • a collar 51 affixed to its stein has a link 52 pivotally secured thereto and at the other end to a crank arm on a crank shaft 54 jonrnalled in a staizdard 55.
  • a handle 56 At the front end of the crank is a handle 56. By rocking the handle 56 piston valve 48 may be raised and lowered and thereby the tilting of the platform controlled.
  • a gate is provided at th-e discharge end of the tilting section for projection into the path of the crate filled bottles when the latter are travelling thereon and for retraction to permit empty crates to leave.
  • T he gate comprises a plate 57 movable upwardly and downwardly between the discharge end of the tilting section A an d the adjacent main conveyer section B1.
  • the plate 57 is mounted upon a plunger 58 rcciprocatingly disposed in a cylinder 59 forming a single acting air motor and having a conduit 60 for air to pass to and from the cylinder.
  • Valve mechanism shown best in Figs.
  • a valve stem 68 having a valve head 69 for controlling the ports in seat 62 and a head 70 on the outside of the casing for controlling the ports in seat 67. Heads 69 and 70 are so spaced on stem 68 that when one is seated on its seat the other is off its-seat.
  • a collar 71al on the valve stem has a compression spring 72a seated between it and the valve seat 62 tending to hold Valve head 68 seated and valve head 70 unseated.
  • cylinder 59 is connected to the atmosphere and plunger 58 due to its weight and that of gate 57 would fall placing the gate in retracted position.
  • valve head 70 is seated to close the connection of cylinder 59 to the atmosphere and to open it to air under pressure by way of pipe the inlet ports in seat 62 and pipe 60.
  • a snap-over means comprising a tog'- gle 71 including links havingA a knuckle 72 formed by clevises and a pin securing a tappet rod 73 therein.
  • the outer link is pivoted to the stationary base.
  • Tappet rod 73 is guided in brackets 74 and 75 mounted on the base. and the rod extends beyond both bracket-s.
  • One end of the rod designated by 73a is disposed in the path of the frame of the tilting platform, the other end designated by 7 3b is disposed to be engaged by the finger 76 which extends laterally from a shaft rod 77.
  • the rod 77 is journalled in upright position projecting above rail 16 and has an arm 78 arranged to extend along the direction of the conveyer travel. It has an idler roller at the end for engaging the sides of the crates.
  • the arm 78, rod 77 and finger 76 constitute a control.
  • Cylinder 59 will be connected to the atmosphere and gate 57 retracted or lowered.
  • inger 76 On return of the platform to the position shown in Fig. 3, inger 76 will be returned but will not disturb the position of the tappet rod 73.
  • the gate remains open. If the crate or crates maintaining arm 78 in outer position are removed as by travel along the conveyer runway, arm 78 is swung inward by spring 79 to its normal position moving the tappet rod 73 to straighten the toggle 71 and project the gate. Another crate positioned to engage arm 78 outward will not disturb the valve mechanism and the gate remains elevated. The platform must then be swung downward to buckle the toggle and retract the gate.
  • the operation is as follows: the platform is in runway closed position as shown in Fig. 3. Toggle 71 is straight and gate 57 elevated. Bottles in crates are conveyed to th-e tilting platform in groups to fill the latter, such as five bottles and crates. The operator then turns handle 56 and the platform is lowered to the position shown in Fig. fi. The platform frame kicks tappet 78 to buckle the toggle and gate 57 is lowered. The o'perator then removes the bottles from the crates in the manner indicated by dotted lines in Fig. 4 and handle 56 is turned to restore the platform. At all times, the live rollers operate and when the crates are upright. they will pass onto section Bl.
  • a convever for transporting crates containing bottles comprising a frame work. carrier rollers on said frame work. a tiltable frame section. a front wall in said tiltable section for crates to rest against in unloading position, live carrier rollers in said frame work disposed in said tiltable section and in adiacent sections of the remaining frame work; a roller drive shaft line extending along one side of said frame work and geared to said live carrier rollers, means pivoting said tiltable frame section about said live shaft; and motor mechanism for swinging said tiltable section.
  • a conveyer for transporting crattrr containing bottles comprising a frame work for carriers and having a tiltable frame section positionable in loading and unloading position; said tiltable frame section being pivotally mounted on an aXis extending longitudinaily of said conveyer; motor me" nism for swinging said frame section throi its tilting movement, a gate at the down side of said tilting section projectable into the path of crates and retractable therefrom, means to operate said gate having a control normally positioned to cause said gate to be projected when said tilting section is in loading position and positioned by said crates to enable retraction of said gate, said means being operated by said tilting section in unloading position to cause retraction of said gate.
  • a conveycr for transg'iorting crates cortaining bottles comprising a frame work for carriers and having a tiltable frame section positionable in loading and unloading position; said tiltable fralne section being pivotally mounted on an axis disposed at one lateral edge of the frame work and extending longitudinally of said conveyer; manually controlled motor mechanism for swinging said frame section through the tilting movement; a gate at the down side of said tilting section projectable into the path of crates and retractable therefrom, means to operate said gate having a control normally positioned to cause said gate to be projected when said tilting section is in loading position and positioned by said crates to enable retraction of said gate, said means being operated by said tilting section in unloading position to cause retraction of said gate.
  • conveyer for transporting crates containing bottles comprising a frame work, carrier rollers on said frame work, a tiltable frame section positionable in loading and unloading positions, live carrier rollers in said frame work disposed in said tiltable section and in adjacent sections of the ren'iaining frame work; a roller drive shaft extending along one side of said frame work and geared to said live carrier rollers, means pivoting said tiltable frame section about said shaft; motor mechanism for swinging said tiltable section; a gate at the down side of said tilting ⁇ section projectable into the path of crates and retractable therefrom, means to operate said gate having a control normally position-ed to cause said gate to be projected when said tilting section is in l-iadii'ig po and positioned by said crates to enable retraction of said gate, said means being operated by said tilting section in unloading position to cause retraction of said gate.
  • a conveyer for transporting crates containing bottles comprising a frame work having stationary frame sections with a tiltable frame section therebetween, live carrier roller in said frame work disposed in said tiltable section and in said stationary frame sections; an intermediate carrier driven shaft extending aiong one side of said tilting section and geared to the carrier rollers thereon, end shafts on the remaining frame technik geared to carrier rollers thereon, a drive shaft extending along said frame work spanning the tiltable section and journalled on the stationary sections; means gearing said end shafts to said drive shaft and gears arranged in planetary formation gearing said drive shaft to said intermediate shaft, means pivotally mounting said tiltable section on said drive shaft; and motor mechanism for swinging said tiltable section.
  • a conveyer for transporting crates containing bottles comprising a frame work having stationary frame sections with a tiltable frame section therebetween, live carrier roller in said frame work disposed in said tiltable section and in said stationary frame sections; an intermediate carrier driven shaft extending along one side of said tilting section and geared to the carrier rolcrs thereon, end shafts on the remaining frame work geared to carrier rollers thereon, a drive shaft extending along said frame work spanning the tiltable section and journalled on the stationary sections; means gearing said end shafts to said drive shaft and gears arranged in planetary formation gearing said drive shaft to said intermediate shaft, means pivotally mounting said tiltable section on said drive shaft; motor mechanism for swinging said tiltable section comprising ⁇ a gear secured to said tiltable section, a rack engaged with said gear, a fluid actuated motor to reciprocate said rack and a manually controlled valve to operate said motor.
  • valve operating means positionable to move the latter to dead lool( position or to clear said valve operating means and enable it to be positioned in retraction position.
  • said control havingl an element operated by crates in said tiltable section to position the control in clearing position, said valve operating means being engaged by said tilting section in unloading position to position the valve operating means in retraction position.
  • a conveyer for transporting crates containing bottles comprising a frame work having a tiltable frame section positionable in loading and unloading positions; said tiltable frame section being pivotally mounted on an axis extending longitudinally of said conreyer; motor mechanism for swinging said frame section through its tilting movement; a gate disposed at the down side of said tiltable section projectable into the path of crates being transported and retractable therefrom, a fluid actuated motor connected to said gate to operate the latter, a valve to control admission of actuating fluid to said motor having positions to cause said motor to project said gate and to effect retraction thereof, snapover means connected to said valve to operate the latter and having a dead center position wherein said valve is positioned to canse said motor to project said gate, means tending to move said snap-over means over center to position said valve to effect retraction of said gate, a control for operation on said snap-over means positionable to move the latter to dead center position or to clear said snap-over means and enable it to be positioned in over center position,
  • a conveyer for transporting crates containing bottles comprising a frame work, carrier rollers on said frame work, a tiltable frame section positionable in loading and unloading positions, live carrier rollers in said frame work disposed in said tiltable section and in adjacent sections of the remaining frame work; a roller drive shaft line extending along one side of said frame work and geared to said live carrier rollers, means pivoting said tiltable frame section about said shaft; motor mechanism for swinging said tiltable section; and a gate disposed at the down side of said tiltable section projectable into the path of crates being transported and retractable therefrom, a fluid actuated motor connected to said gate to operate the latter, a valve to control admission of actuating fluid to said motor having positions to cause said motor to project said gate and to effect retraction thereof, valve operating means connected to said valve to actuate the latter and having a dead lock position wherein said valve is positioned to cause said motor to project said gate, means tending to move said valve operating means from dead lock position to retraction position, to effect re
  • a conveyer for transporting crates containing bottles comprising a frame Work, carrier rollers on said frame work, a tiltable frame section positionable in loading and unloading positions, live carrier rollers in said frame Work disposed in said tiltable section and in adjacent sections of the remaining frame work; a roller drive shaft line eX- tending along one side of said frame work and geared to said live carrier rollers, means pivoting said tiltable frame section about said shaft; motor mechanism for swinging said tiltable sections; a gate disposed at the down side of said tiltable section projectable into the path of crates being transported and retractable therefrom, a fluid actuated motor connected to said gate to operate the latter, a valve to control admission of actuating fluid to said motor having positions to cause said motor to project said gate and to effect retraction thereof, snap-over means connected to said valve to operate the latter and haring a dead center position wherein said valve is positionedtocausesaidmotorto project said gate, means tending to move said snap-over means over center to position said valve to
  • a conveyer for transporting crates containing bottles comprising a frame Work having stationary frame sections with a tiltable frame section therebetween, live carrier roller in said frame work disposed in said tiltable section and in said stationary frame sections; an intermediate carrier driven shaft extending along one side of said tilting section and geared to the carrier rollers thereon, end shafts on the remaining frame Work geared to carrier rollers thereon, a drive shaft extending along said frame work spanning the tiltable section and journalled on the stationary sections; means gearinfr said end shafts to said drive shaft and gears arranged in planetary formation gearing said drive shaft to said intermediate shaft, means pivotally mounting said tiltable section on said drive shaft; motor mechanism for swinging said tiltable section.
  • valve operating means connected to said valve to actuate the latter and having a dead lock position wherein said valve is positioned to cause said motor to project said gate, means tending to move said valve operating means from dead lock position to retraction position to effect retraction of said gate, a control for operation of said valve operating means positionable to move the latter to dead lock position or to clear said valve operating means and enable it to be positioned in retraction position, said control having an element operated by crates in said tiltable section to position the control in clearing position, said valve operating means being engaged by said tilting section in un-f loading position to position the valve operating means in retraction position.
  • a conveyer for transporting crates containing bottles comprising a frame work having stationary frame sections With a tiltable frame section therebetween, live carrier rollers in said frame Work disposed in said tiltable section and in said stationary frame sections; a gate disposed at the down side of said tiltable section projectable into the path of crates being transported and retractable therefrom, a fluid actuated motor connected to said gate to operate the latter, a Valve to control admission of actuating fluid to said motor having positions to cause said motor to project said gate and to effect retraction thereof, a snap-over means connected to said valve to operate the latter and having a dead center position wherein said valve is positioned to cause said motor to project said gate, means tending to move said snap-over means over center to position said valve t-o effect retraction of said gate, a control for operation on said snap-Over means positionable to move the latter to dead center position or to clear said snap-over means and enable it to be positioned in over center position, said control having an element operated by crates in said
  • a conveyer for transporting crates containing bottles comprising a frame work having stationary frame sections with a tiltable frame section therebetween, live carrier rollers in said frame work disposed in said tiltable section and in said stationary frame sections; an intermediate carrier driven shaft extending along one side of said tilting section and geared to the carrier rollers thereon, and shafts on the remaining frame Work geared to carrier rollers thereon, a
  • a conveyer for transporting crates containing bottles comprising a frame work having stationary frame sections with a tiltable frame section therebetween, live carrier rollers in said frame work disposed in said tiltable section and in said stationary frame' sections; an intermediate carrier driven shaft extending along one side of said tilting section and geared to the carrier rollers thereon, and shafts on the remaining frame work geared to carrier rollers thereon, a drive shaft extending along said frame work spanning the tiltable section and ournalled on the stationary sections; means gearing said end shafts to said drive shaft and gears arranged in planetary formation gearing said drive shaft to said intermediate shaft, means pivotally mounting said tiltable section on said drive shaft; and motor mechanism for swinging said tiltable section comprising a gear secured to said tiltable section, a rack engaged with said gear, a fluid actuated motor to reciprocate said rack and a manually controlled valve to operate said motor; and a gate disposed at the down side of said tiltable section projectable into the path of crates being transported and retractable therefrom, a

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  • Mechanical Engineering (AREA)
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Description

Au8- 2 1932- A. L. wAs'HBuRNE 1,869,639
CONVEYER TILTING SECTION Filed Sept. 24. 1930 5 Sheets-Sheet l /4- INVENTOR HR man. L Was//u/vs.
I BY WMM/M2M@ ATToRNEYs Au8 2, 1932 A. l.. wAsHBURNE 1,869,639
CONVEYER TILTING SECTION Filed Sept. 24, 1950 I5 Sheets-Sheet 2 M 77Mg faz'zzefy Aug. 2, 1932.
A. L. WASHBURNE CONVEYER TILTING SECTION Filed Sept. 24, 1950 3 Sheets-Sheet S 66 a 79 'o' zzv mnu lllnl nl Q *73 o 7 '2 72a o fa 75 73 INVENT R RTHl/RL. HsHsuRA/f.
BY WMM( Wd@ ATTORNEY Patented Aug. 2, 1932 l: ARTHUR L. WASHBURNE, OF LOS ANGELES, CALIFORNIA, ASSIGNOR T SPARKLETES BOTTLED WATER CORPORATION, 0F LOS ANGELES, CALIFORNIA, A CORPORATION OF CALIFORNIA CONVEYER TIL'II'NG SECTION Application ilcd September 24, 1930.
In the transport of bot-tles in crates by means of a conveyer, it is often desirable to remove the bottles from the crates at a selected location along the line of conveyance and to continue transport of the empty crates. Such operations are employed in beverage bottling plants where large bottles to be cleaned are conveyed in their crates adjacent w a bottle auxiliary conveyer or cleaning machine, there removed from the crates, transferred to the auxiliary conveyer and the crates continued in their transport to another point. The present invention relates to a conveyer having carrier mechanism for transporting bottles in crates in upright position and having a tiltable section adapted for two positions, one in line with the other conveyer sections for travel of bottles and the other with the tilting section in unloading position, to
dispose the crates containing bottles on their sides. This enables convenient removal and then restoration of the empty crates to upright position for further conveyance.
The objects of this invention are to provide f'f.; Such al device having any 0I all Of the OllOW- ing features: means halting conveyance of bottles until a selected number of crates and bottles have accumulated on a tilting section; means to tilt the section with the crates and bottles so accumulated to unloading position;
means to restore the empty crates to upright position and continue their travel while another set of crates and bottles are accumulated l on the tilting section; and means to coordii* nate the aforementioned operations.
is a plan view of the structure shown in Fig.
1 with the auxiliary conveyer omitted; Fig. 3 is an end elevation in section as seen on the line 3 3 of Fig. 1; Fig. 4 is a fragmentary view similar to Fig. 3 showing the tilting section in unloading position; Fig. 5 is an Serial No. 484,123.
end elevation partly in section and on an enlarged scale showing details of the gearing for operating the rollers, the section being taken on lines 5-5 of Fig. 2 and 6; Fig. 6 is a section as seen on the line 8--6 of Fig. 5; F ig. 7 is a plan view partly in section of the gate operating valve mechanism as seen on the line 7 7 of Fig. 8; and Fig. 8 is an elevation of the structure shown in Fig. 7.
Referring more particularly to Figs. 1 to 4 inclusive, the device comprises a conveyer having a tilting section A which bridges an interruption in the main conveyer whose adjacent sections are marked B1 and B2 and is rocked by motive means C. In front of the main conveyor is a sub-conveyor D for bottles removed from the crates. The main conveyer sections B1 and B2 are shown having live rollers at their adjacent ends. The subconveyer is shown as a chain type of conveyer.
A supporting frame for the main eonveyer sections comprises posts 10 and 11 and-suitable braces not shown which support side bars 12 and 13 in which are journalled live carrier rollers 14. In the space between sections Bl and B2 of the main conveyer is a tilting section spanning the space.
The tilting section comprises side bars 15 and 16 having journalled therebetween live rollers 17. A slat side 18 extends from front bar 15 and a shorter slat side 19 from the rear bar 16. The slat side 18 serves as a shelf to support crates and bottles when the tilting section is positioned in unloading position as shown in Fig. 4i. Extending across and supporting bars 15 and 16 are sills 2O and 21 overhanging bar 16. Journalled on the overhanging ends of sills and 21 is a drive shaft 22. Idly mounted on the shaft 22 is a segmental gear s3 having a cut out sector 24 within which side bar 16 is welded or otherwise secured, thus beine' secured to the frame of the tilting platform. Shaft 22 is journalled at its ends in bearing brackets 25. s
A bearing 2G is journalled on each bracket and secured to a sill, as sill 20 in Fig. 8. Thus, the tilting platform is pivotally connected to the main conveyor frame. Shaft 22 has keyed thereto a gear 27.
1 dournalled on bar 16 is a counter shaft 28 having keyed thereto a gear 29 meshing with gear 27, see Figs. 2 and 5. The gear 29 is arranged to describe a planetary motion about gear 27 when the tilting platform is rocked keeping at all times in mesh with gear 27. Gears 30 and 31 are keyed to shaft 22 and mesh with pinions 32 and 33 mounted on shafts 34 and 35 journalled in bearings 36 and 37 on the end sections B1 and B2 of the main conveyer supporting frame. Shaft 28 has fixed to it bevel gears 3 8, one for each roller 17 on the tilting platform. Rollers 17 have stub shafts to which are fixed bevel gears 39. Thus, the rollers 17 will be positively driven from shaft 28. Pinions 32 and 33 have bevel teeth 40 to mesh with bevel pinions carried by rollers 14 of the main conveyer. Bevel gears 39 are mounted on shafts 34 and 35 to mesh with corresponding gears connected to rollers 14. The specific structure shown only drives a few end rollers of the main conveyer sections. The drive shaft 22 is suitably operated by a motor not shown. Thus, at all times in all positions of the tilting platform rollers 14, and 17, are positively driven.
To tilt the platform hydraulically operated motor mechanism is provided. Upstanding from a base 41 is a cylinder having a plunger 43 reciprocatingly mounted therein. To the plunger is attached a rod 44 carrying a rack 45 at its end. Rack 45 meshes with gear Raising of the plunger causes turning of gear 23 and rocking downwardly of the tilting platform. To counterbalance the platform a yoke 46 is fixed to the tilting platform frame and carries removable counterweights 47. Cylinder 42 is double acting having ports controlled by a piston valve 48 operating in a valve box in a well known manner to alternately place the ports in communication with inlet line 49I and exhaust line 50 for motive fluid. Valve piston 48 is manually controlled. A collar 51 affixed to its stein has a link 52 pivotally secured thereto and at the other end to a crank arm on a crank shaft 54 jonrnalled in a staizdard 55. At the front end of the crank is a handle 56. By rocking the handle 56 piston valve 48 may be raised and lowered and thereby the tilting of the platform controlled.
Due to the employment of live rollers,
groups of crates and bottles would travel over the tilting section in closed position unless halted thereon. To this end a gate is provided at th-e discharge end of the tilting section for projection into the path of the crate filled bottles when the latter are travelling thereon and for retraction to permit empty crates to leave. T he gate comprises a plate 57 movable upwardly and downwardly between the discharge end of the tilting section A an d the adjacent main conveyer section B1. The plate 57 is mounted upon a plunger 58 rcciprocatingly disposed in a cylinder 59 forming a single acting air motor and having a conduit 60 for air to pass to and from the cylinder. Valve mechanism shown best in Figs. 7 and 8 is provided to control the inlet of air under pressure and its discharge. It comprises a casing 61 having a bore with a valve seat 62 at one end. A head 63 is provided with an inlet connection 64 for air under pressure supplied by way of a pipe 65. The other head 66 has a central bore for a valve stem and ports surrounding it to provide a discharge valve seat 67. Slidably mounted in casing 61 is a valve stem 68 having a valve head 69 for controlling the ports in seat 62 and a head 70 on the outside of the casing for controlling the ports in seat 67. Heads 69 and 70 are so spaced on stem 68 that when one is seated on its seat the other is off its-seat. A collar 71al on the valve stem has a compression spring 72a seated between it and the valve seat 62 tending to hold Valve head 68 seated and valve head 70 unseated. In this position, cylinder 59 is connected to the atmosphere and plunger 58 due to its weight and that of gate 57 would fall placing the gate in retracted position. In inward position of the valve stem 68, valve head 70 is seated to close the connection of cylinder 59 to the atmosphere and to open it to air under pressure by way of pipe the inlet ports in seat 62 and pipe 60.
To operate the valve stem 68 it has jointed thereto a snap-over means comprising a tog'- gle 71 including links havingA a knuckle 72 formed by clevises and a pin securing a tappet rod 73 therein. The outer link is pivoted to the stationary base. Tappet rod 73 is guided in brackets 74 and 75 mounted on the base. and the rod extends beyond both bracket-s. One end of the rod designated by 73a is disposed in the path of the frame of the tilting platform, the other end designated by 7 3b is disposed to be engaged by the finger 76 which extends laterally from a shaft rod 77. The rod 77 is journalled in upright position projecting above rail 16 and has an arm 78 arranged to extend along the direction of the conveyer travel. It has an idler roller at the end for engaging the sides of the crates. The arm 78, rod 77 and finger 76 constitute a control.
Assuming, there is a crate on the platform at the arm 78 and the platform is in closed or upper position, arm 78 will then be held outward by the crate and linger 76 outward as shown in Fig. 7. Assume that toggle 71 is straight. It will. remain in straight position. the links being in center and linger 76 clearing the end 73?) of the tappet rod. Gate 57 will be projected or closed. 1f the platform is swung to lower position shown in Fin. 4. the frame of the platform will engage end 73a of the tappet rod buckling the toggle to the position shown in Fig. 7. Y Finger 76 will with shaft 77 be positioned away frein the tappet rod to clear the latter. Cylinder 59 will be connected to the atmosphere and gate 57 retracted or lowered. On return of the platform to the position shown in Fig. 3, inger 76 will be returned but will not disturb the position of the tappet rod 73. The gate remains open. If the crate or crates maintaining arm 78 in outer position are removed as by travel along the conveyer runway, arm 78 is swung inward by spring 79 to its normal position moving the tappet rod 73 to straighten the toggle 71 and project the gate. Another crate positioned to engage arm 78 outward will not disturb the valve mechanism and the gate remains elevated. The platform must then be swung downward to buckle the toggle and retract the gate.
The operation is as follows: the platform is in runway closed position as shown in Fig. 3. Toggle 71 is straight and gate 57 elevated. Bottles in crates are conveyed to th-e tilting platform in groups to fill the latter, such as five bottles and crates. The operator then turns handle 56 and the platform is lowered to the position shown in Fig. fi. The platform frame kicks tappet 78 to buckle the toggle and gate 57 is lowered. The o'perator then removes the bottles from the crates in the manner indicated by dotted lines in Fig. 4 and handle 56 is turned to restore the platform. At all times, the live rollers operate and when the crates are upright. they will pass onto section Bl. As the last crate of the group passes from the tilting platform` arm 78 is swung inward to cause finger 76 to straighten the toggle and open the valve to admit air under pressure to cylinder 59. The gate 57 is then raised and is ready to receive another group of bottles and crates. The cycle may then be repeated.
`What I claim is l. A convever for transporting crates containing bottles comprising a frame work. carrier rollers on said frame work. a tiltable frame section. a front wall in said tiltable section for crates to rest against in unloading position, live carrier rollers in said frame work disposed in said tiltable section and in adiacent sections of the remaining frame work; a roller drive shaft line extending along one side of said frame work and geared to said live carrier rollers, means pivoting said tiltable frame section about said live shaft; and motor mechanism for swinging said tiltable section.
2. A conveyer for transporting crattrr containing bottles comprising a frame work for carriers and having a tiltable frame section positionable in loading and unloading position; said tiltable frame section being pivotally mounted on an aXis extending longitudinaily of said conveyer; motor me" nism for swinging said frame section throi its tilting movement, a gate at the down side of said tilting section projectable into the path of crates and retractable therefrom, means to operate said gate having a control normally positioned to cause said gate to be projected when said tilting section is in loading position and positioned by said crates to enable retraction of said gate, said means being operated by said tilting section in unloading position to cause retraction of said gate.
3. A conveycr for transg'iorting crates cortaining bottles comprising a frame work for carriers and having a tiltable frame section positionable in loading and unloading position; said tiltable fralne section being pivotally mounted on an axis disposed at one lateral edge of the frame work and extending longitudinally of said conveyer; manually controlled motor mechanism for swinging said frame section through the tilting movement; a gate at the down side of said tilting section projectable into the path of crates and retractable therefrom, means to operate said gate having a control normally positioned to cause said gate to be projected when said tilting section is in loading position and positioned by said crates to enable retraction of said gate, said means being operated by said tilting section in unloading position to cause retraction of said gate.
conveyer for transporting crates containing bottles comprising a frame work, carrier rollers on said frame work, a tiltable frame section positionable in loading and unloading positions, live carrier rollers in said frame work disposed in said tiltable section and in adjacent sections of the ren'iaining frame work; a roller drive shaft extending along one side of said frame work and geared to said live carrier rollers, means pivoting said tiltable frame section about said shaft; motor mechanism for swinging said tiltable section; a gate at the down side of said tilting` section projectable into the path of crates and retractable therefrom, means to operate said gate having a control normally position-ed to cause said gate to be projected when said tilting section is in l-iadii'ig po and positioned by said crates to enable retraction of said gate, said means being operated by said tilting section in unloading position to cause retraction of said gate. Y
5. A conveyer for transporting crates containing bottles comprising a frame work having stationary frame sections with a tiltable frame section therebetween, live carrier roller in said frame work disposed in said tiltable section and in said stationary frame sections; an intermediate carrier driven shaft extending aiong one side of said tilting section and geared to the carrier rollers thereon, end shafts on the remaining frame werk geared to carrier rollers thereon, a drive shaft extending along said frame work spanning the tiltable section and journalled on the stationary sections; means gearing said end shafts to said drive shaft and gears arranged in planetary formation gearing said drive shaft to said intermediate shaft, means pivotally mounting said tiltable section on said drive shaft; and motor mechanism for swinging said tiltable section.
A conveyer for transporting crates containing bottles comprising a frame work having stationary frame sections with a tiltable frame section therebetween, live carrier roller in said frame work disposed in said tiltable section and in said stationary frame sections; an intermediate carrier driven shaft extending along one side of said tilting section and geared to the carrier rolcrs thereon, end shafts on the remaining frame work geared to carrier rollers thereon, a drive shaft extending along said frame work spanning the tiltable section and journalled on the stationary sections; means gearing said end shafts to said drive shaft and gears arranged in planetary formation gearing said drive shaft to said intermediate shaft, means pivotally mounting said tiltable section on said drive shaft; motor mechanism for swinging said tiltable section comprising` a gear secured to said tiltable section, a rack engaged with said gear, a fluid actuated motor to reciprocate said rack and a manually controlled valve to operate said motor.
7. l conveycr for transporting crates containing bottles comprising a framel work having a tiltable frame section positionable in loading and unloading positions; said tiltable frame section being pivotally mounted on an axis extending longitudinally of said conveyer; motor mechanism for swinging said frame section through its tilting movement; and a gate disposed at the down side of said tiltable section projectablo into the path of crates being transported and retractable therefrom, a fluid actuated motor connected to said gate to operate the latter, a valve to control admission of actuating fluid to said motor having positions to cause said motor to project said gate and to effect retraction thereof, valve operating means connected to said valve to actuate the latter and having a dead lock position wherein said valve is positioned to cause said motor to project said gate, means tending to move said valve operating means from dead lock position to retraction position to effect retraction of said gate. a control for operation on said valve operating means positionable to move the latter to dead lool( position or to clear said valve operating means and enable it to be positioned in retraction position. said control havingl an element operated by crates in said tiltable section to position the control in clearing position, said valve operating means being engaged by said tilting section in unloading position to position the valve operating means in retraction position.
8. A conveyer for transporting crates containing bottles comprising a frame work having a tiltable frame section positionable in loading and unloading positions; said tiltable frame section being pivotally mounted on an axis extending longitudinally of said conreyer; motor mechanism for swinging said frame section through its tilting movement; a gate disposed at the down side of said tiltable section projectable into the path of crates being transported and retractable therefrom, a fluid actuated motor connected to said gate to operate the latter, a valve to control admission of actuating fluid to said motor having positions to cause said motor to project said gate and to effect retraction thereof, snapover means connected to said valve to operate the latter and having a dead center position wherein said valve is positioned to canse said motor to project said gate, means tending to move said snap-over means over center to position said valve to effect retraction of said gate, a control for operation on said snap-over means positionable to move the latter to dead center position or to clear said snap-over means and enable it to be positioned in over center position, said control having an element operated by crates in said tiltable section to position the control in snap-over clearing position, said snap-over means being engaged by said tilting section in unloading position to position the snap-over means over center.
9. A conveyer for transporting crates containing bottles comprising a frame work, carrier rollers on said frame work, a tiltable frame section positionable in loading and unloading positions, live carrier rollers in said frame work disposed in said tiltable section and in adjacent sections of the remaining frame work; a roller drive shaft line extending along one side of said frame work and geared to said live carrier rollers, means pivoting said tiltable frame section about said shaft; motor mechanism for swinging said tiltable section; and a gate disposed at the down side of said tiltable section projectable into the path of crates being transported and retractable therefrom, a fluid actuated motor connected to said gate to operate the latter, a valve to control admission of actuating fluid to said motor having positions to cause said motor to project said gate and to effect retraction thereof, valve operating means connected to said valve to actuate the latter and having a dead lock position wherein said valve is positioned to cause said motor to project said gate, means tending to move said valve operating means from dead lock position to retraction position, to effect retraction of said gate, a control for operation on said valve operating means positionable to move the latter to dead lock position or to clear said valve operating means and enable it to be positioned in retraction position, said control having an element operated by crates in said tiltable section to position the control in clearing position, said valve operating means being engaged by said tilting section in unloading position to position the valve operating means in retraction position.
10. A conveyer for transporting crates containing bottles comprising a frame Work, carrier rollers on said frame work, a tiltable frame section positionable in loading and unloading positions, live carrier rollers in said frame Work disposed in said tiltable section and in adjacent sections of the remaining frame work; a roller drive shaft line eX- tending along one side of said frame work and geared to said live carrier rollers, means pivoting said tiltable frame section about said shaft; motor mechanism for swinging said tiltable sections; a gate disposed at the down side of said tiltable section projectable into the path of crates being transported and retractable therefrom, a fluid actuated motor connected to said gate to operate the latter, a valve to control admission of actuating fluid to said motor having positions to cause said motor to project said gate and to effect retraction thereof, snap-over means connected to said valve to operate the latter and haring a dead center position wherein said valve is positionedtocausesaidmotorto project said gate, means tending to move said snap-over means over center to position said valve to effect retraction of said gate, a control for operation on said snap-over means positionable to move the latter to dead center position or to clear said snap-over means and enable it to be positioned in over center position, said control having an element operated by crates in said tiltable section to position the control in snapover clearing position, said snap-over means being engaged by said tilting section in unloading position to position the snap-over means over center.
l1. A conveyer for transporting crates containing bottles comprising a frame Work having stationary frame sections with a tiltable frame section therebetween, live carrier roller in said frame work disposed in said tiltable section and in said stationary frame sections; an intermediate carrier driven shaft extending along one side of said tilting section and geared to the carrier rollers thereon, end shafts on the remaining frame Work geared to carrier rollers thereon, a drive shaft extending along said frame work spanning the tiltable section and journalled on the stationary sections; means gearinfr said end shafts to said drive shaft and gears arranged in planetary formation gearing said drive shaft to said intermediate shaft, means pivotally mounting said tiltable section on said drive shaft; motor mechanism for swinging said tiltable section. and a gate disposed at the down side of said tiltable section projectable into the path of crates being transported and retractable therefrom, a fluid actuated motor connected to said gate to operate the latter, a valve to control admission of actuating fluid to said motor having positions to cause said motor to project said gate and to effect retraction thereof, valve operating means connected to said valve to actuate the latter and having a dead lock position wherein said valve is positioned to cause said motor to project said gate, means tending to move said valve operating means from dead lock position to retraction position to effect retraction of said gate, a control for operation of said valve operating means positionable to move the latter to dead lock position or to clear said valve operating means and enable it to be positioned in retraction position, said control having an element operated by crates in said tiltable section to position the control in clearing position, said valve operating means being engaged by said tilting section in un-f loading position to position the valve operating means in retraction position.
l2. A conveyer for transporting crates containing bottles comprising a frame work having stationary frame sections With a tiltable frame section therebetween, live carrier rollers in said frame Work disposed in said tiltable section and in said stationary frame sections; a gate disposed at the down side of said tiltable section projectable into the path of crates being transported and retractable therefrom, a fluid actuated motor connected to said gate to operate the latter, a Valve to control admission of actuating fluid to said motor having positions to cause said motor to project said gate and to effect retraction thereof, a snap-over means connected to said valve to operate the latter and having a dead center position wherein said valve is positioned to cause said motor to project said gate, means tending to move said snap-over means over center to position said valve t-o effect retraction of said gate, a control for operation on said snap-Over means positionable to move the latter to dead center position or to clear said snap-over means and enable it to be positioned in over center position, said control having an element operated by crates in said tiltable section to position the control in snap-over clearing position, said snapover means being engaged by said tilting section in unloading position to position the snap-over means over center.
13. A conveyer for transporting crates containing bottles comprising a frame work having stationary frame sections with a tiltable frame section therebetween, live carrier rollers in said frame work disposed in said tiltable section and in said stationary frame sections; an intermediate carrier driven shaft extending along one side of said tilting section and geared to the carrier rollers thereon, and shafts on the remaining frame Work geared to carrier rollers thereon, a
drive shaft extending along said frame Work spanning the tiltable section and journalled on the stationary sections; means gearing said end shafts to said drive shaft and gears arranged in planetary formation gearing said drive shaft to said intermediate shaft, means pivotally mounting said tiltable section on said drive shaft; and motor mechanism for swinging said tiltable section comprising a gear secured to said tiltable section, a rack engaged with said gear, a Huid actuated motor to reciprocate said rack and a manually controlled valve to operate said motor; and a gate disposed at the down side of said tiltable section projectable into the path of crates being transported and retractable therefrom, a fluid actuated motor connected to said gate to operate the latter, a valvc to control admission of actuating fluid to said motor having positions to cause said motor to project said gate and to effect retraction thereof, valve operating means connected to said valve to actuate the latter and having a dead lock position wherein said valve is positioned to cause said motor to project said gate, means tending to move said valve operating means from dead lock position to retraction position to effect retraction of said gate, a control for operation on said valve operating means positiona-ble to move the latter to dead lock position or to clear said valve operating means and enable it to be positioned in retraction position, said control having an element operated by crates in said tiltable section to position the control in clearing position, said valve operating means being engaged by said tilting section in unloading position to position the valve operating means in retraction position.
14. A conveyer for transporting crates containing bottles comprising a frame work having stationary frame sections with a tiltable frame section therebetween, live carrier rollers in said frame work disposed in said tiltable section and in said stationary frame' sections; an intermediate carrier driven shaft extending along one side of said tilting section and geared to the carrier rollers thereon, and shafts on the remaining frame work geared to carrier rollers thereon, a drive shaft extending along said frame work spanning the tiltable section and ournalled on the stationary sections; means gearing said end shafts to said drive shaft and gears arranged in planetary formation gearing said drive shaft to said intermediate shaft, means pivotally mounting said tiltable section on said drive shaft; and motor mechanism for swinging said tiltable section comprising a gear secured to said tiltable section, a rack engaged with said gear, a fluid actuated motor to reciprocate said rack and a manually controlled valve to operate said motor; and a gate disposed at the down side of said tiltable section projectable into the path of crates being transported and retractable therefrom, a fluid actuated motor connected to said gate to operate the latter, a valve to control admission of actuating fluid to said motor having positions to cause said motor to project said gate and to effect retraction thereof, snap-over means connected to said valve to operate the latter and having a dead center position wherein said valve is positioned to cause said motor to project said gate, means tending to move said snap-over means over center to position said valve to effect retraction of said gate, a control for operation on said snap-over means positionable to move the latter to dead center position or to clear said snap-over means and enable it to be positioned in over center position, said control having an element operated by crates in said tiltable section to position the control in snapover clearing position, said snap-over means being engaged by said tilting section in unloading position to position the snap-over means over center.
In witness that I claim the foregoing I have hereunto subscribed my name this 19th day of September, 1930.
ARTHUR L. WASHBURNE.
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4556783A (en) * 1983-11-14 1985-12-03 Trinity Industrial Corporation Heat welding apparatus
US5160013A (en) * 1991-10-07 1992-11-03 Mcdowell International Packaging Systems, Inc. Automatic bottle-turning machine and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4556783A (en) * 1983-11-14 1985-12-03 Trinity Industrial Corporation Heat welding apparatus
US5160013A (en) * 1991-10-07 1992-11-03 Mcdowell International Packaging Systems, Inc. Automatic bottle-turning machine and method

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