afforded through the use of the "Y" section. A third advan- vertical orientation the knife 60 is immediately below the
tage is that the conveyor 21 is readily positioned close to the nip roll 47, 48. The knife 60 is a commercially available
overall machine and in a partially nested relationship for the knife sold under the trademark Exaire® by Exaire of
supply of products to be bagged to the accumulator/diverter Cincinnatti, Ohio as Model No. 2006SS.
20. 5 As the web 17 is fed downwardly along its path of travel,
An advantageous feature of the construction of the frame from the air knife 60 is directed downwardly, as indicated
10 is the provision of cut outs in lower portions of the arms by TML61'l? develoP ^ <£ F betweLen *e w* 331(1
27, 28 of the upstanding section and at other places in the me Plate 52; P18 ^provides lubncationwhich avoids any
frame. These cut outs coact with the base 23 to delineate tendency of fhe web bemg fed to stick to the plate 52 due to
... . „ , . , . . . ,„ residue, static electricity or other causes,
triangle openings, one of which is shown at 37 in FIG. 2. to ■ Jl .
These openings both faciUtate cleaning and sterilization of °°cef jndbag63,FIG 5,is apprcpnatelylocatedalong
the machine, Ind also reduce costs because they obviate the a Path °f f^3 .hof Posl^g « * « d.
. - The cylinder 64 shifts horns 65 to a bag opening position
needforaweldateachcutoutlocationaswouldberequired, ... in na s m a CQrresponding to that
but for the cut outs.
Since it is intended that the machine will usually be 15 Patent. Once the horns are in their bag opening position" a
relatively, permanently positioned in a processing faciUty, clamp cylinder 66 is actuated to clamp retention pad 67
but it is also anticipated that the floor of such a facility will against the positioned bag. This clamping provides support
not be perfectly level, leveling feet 38 are provided adjust- for the bag 63 as a product is deposited in it and also
ably to support the machine. resistance to bag movement for bag separation when the nip
A right angle support section 40 is mounted atop the 20 rolls are reversed to separate the bags in the manner
upstanding section and the horizontal section. This support described in greater detail in the referenced Chicken Bagger
section 40 supports the accumulator/diverter 20. The support Patent
section also optionally supports a programmable imprinter A ba8 opening air knife 68 is positioned above the nip
41whichispreferablyofthetypesoldbytheassigneeunder 10118 to * downwardly against the bag 63 as it is
the designation PI-4000 and which is described in greater 25 br0U8htomt0 lts fading position. Air from the bag opening
detail in copending application Ser. No. 08/090/896, filed on ^ *8 faact!ons t0 sufficlf^ °Pen me ba8t0 P6TM1 me
Jul. 12, 1993, under the title Web Imprinting Apparatus and hora 65 t0 Zmn entrylnto me ba8 °Pemng
Method. In operation, the web 17 is fed from the .supply station 15
upwardly along the path 18. The feed motor 49 is jogged to
The Feed and Load Station Assemblies 12,13 30 feed the web between the nip rolls 47, 48 and thus down
In that the feed and load station assemblies 12, 13 are W^.Th" bafSUpp0Iti* adjfed t0 ****** orientation
mirrorimages ofone another, only the right hand, as viewed and adjustments are made between a known web position
in HO. 1,assembly 13, will be described in detail. The ^^Ma^W^(^tof,t
assemblies are mounted on a common shaft 43. The shaft in „ *at *? end ba%6318 ^pnately orientated downstream
turn is rotatably mounted in a clamp 44. The clamp 44 tiom me mp roUs- .
permits rotative adjustment of the shaft 43 and the supported 0nce me machme 18 set UP ^e feed motor 4918 energized
assemblies 12, 13 to a desired orientation anywhere in an t0 fee<* an ^d bag 63 to the load station. As the end bag is
adjustment range from the horizontal position shown in solid bemg fef - ^air knife 60 is operating to create and maintain
lines in FIGS. 1 and 2 to a vertical orientation. The clamp 44 „ a f air between the bag and the plate 52. Once feed is
in turn is connected to a channel 45 that depends from the 40 *DPP«1 <*" baS °Pemn8 air knife 68 is operating to open the
upstanding section leg 25. The clamp 44, and with it the ba§ 63 md hoTM 6418 *en actuated t0 P°8lUon
shaft 43 as well as the assemblies 12,13, is adjustable to a thc horn8 ln ba8- Momentarily after the horns are
desired height by selectively securing it at an appropriate positioned, the clamp cylinder 65 is actuated to clamp the
height on the post 45 baS aS?TMst me horns. Aproduct is then gravity fed, when the
r-. Li •' 1 A ■ * . .. i-i • 45 orientation of FIGS. 4 and 5 is employed, into the bag 63.
The assembly 13 mcludes a pair of counter rotatable mp r„.f. *^a- * A I Jj
n Am Ao A \ c A ; » . • , ^ A The feed motor 49 is reversed to separate the now loaded
rolls 47,48. A stepper feed motor 49 is dnvingly connected , . , _ , ... . . . .
* ±1. • ii • i. • u 1* -a Ti71 ^ bag from the web. The horn cylinder 64 is again energized
to the mp roll 48 via a chain or cog belt 50. Rotation of the . 6 . . - .' . .e .. .
ii ,c ■ ^ , i • j. rL- A ■ It/-, s to return the horns from their bag opening to their storage
roll 48 in a counter clockwise direction as viewed in FIG. 5 ... . , , ., . „ j x~ „
•ii ^ A i*. ■ , ,„ m , . . .. c position and the loaded bag is removed from the machine,
wmfeed&eweb lJalongitspathlS Qockwiserotation of 50 5^^^ me feed motor 49 is again energized to feed the
the roll 48 is used to retractJte web for bag separationma web and me ^ is repeated. manner corresponding to that described and claimed m
greater detail in the Chicken Bagger Patent The Accumulator/Diverter 20
The assembly includes a depending air director plate 52. The Accumulator/Diverter 20 has an upper inlet open 70
When the assembly 13 is in its horizontal position as shown 55 and a spaced pair of outlet openings 71, 72 respectively
in FIGS. 4 and 5, the plate 52 is vertical and immediately aligned with the load station assemblies 12,13. The diverter
behind the path of bag travel. The plate 52 includes rear- 20 has a baffle 74 adjustably mounted in its top opening 70.
wardly extending flanges 53 which provide stiffening for the The baffle 74 is preferably curved to coact with conveyor
plate. In addition the flanges are slotted at 55. A bag support dividers or spacers 75. Successive ones of the divers 75
56 is secured to the flanges 53 by fasteners 57 each of which 60 delineate product spaces 76. As a conveyor belt or chain 77
extends through a selected one of the elongated slots 55. The passes around an end drum 78 one of the dividers 75 coacts
bag supports are also slotted at 58 so that the bag support is with the baffle 74 to retain a product in the succeeding
both vertically adjustable relative to fhe plate 52 and adjust- product space 76 after a preceding product has been dropped
able fore and aft and angularly as indicated by phantom lines into the accumulator/diverter 20. Thus, the baffle and the
in FIG. 5. 65 dividers function to provide spacing between successive
An air knife 60 is secured to the plate 52 near its top as product discharges from the conveyor into the accumulator/
viewed in FIGS. 4 and 5. Thus with the assembly 13 in a diverter.