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Патент USA US2598077

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May 27, 1952
Filed Jan. 28, 1950
q'osrw 42 550,54
Patented May 27, 1952
Gustav A. Seidel, Mellen, Wis., assignor ‘to
Splicedwood Corporation, Mellen, Wis., a cor
poration of Wisconsin
Application January 28, 1950, Serial No. 141,069
12 Claims. (0!. 294—67)
This invention relates to improved apparatus
for placing beams in a baling press.
floor level to shoulder level, or even higher.
Furthermore, the beams must be passed over
In the following speci?cation and disclosure
the top‘of the bale into alignment with and in.- '
the invention will be exempli?ed with reference
sertion' into the recesses of the platen.
to the placing of I-beams on top of a bale of
It is the principal object of this invention to
plywood panels in a press, but it will be under
provide means for loading, lifting, aligning and
stood that my invention is useful in and adapt
inserting beam elements to be used for the pur
able to many press and clamping operations.
pose above described.
The process of compressing plywood panels
More particularly stated, it is an object of this
after the adhesive has been spread upon the 10 invention to provide a combination lifting device
several laminations is a batch operation. The
and template to space and locate, lift and insert
assembled panels of plywood are made into a
heavy utility beams.
bale consisting of several layers of plywood inter
Another object of this invention is ‘to provide
spaced by bale reenforcing panels, known as caul
a lifting device for the purpose described wherein
boards. The bale is faced, top and bottom, with 15 the support for beams is so disposed that the
thick panels called head boards. This stack of
properly spaced and arranged beam elements
plywood, caul boards, and head boards, is com
have considerable of their length projected in
pressed in a vertical action hydraulic press, but
overhanging cantilevered relationship to the.
the drying and curing operation cannot be car
margin of the lifting device and the overhanging
ried out in the press itself and the contents of 20 portion is freely receivable invany receptor for
the press must be removed and stored in a tightly
the overhanging ends.
clamped bale until the adhesive has cured. Since
Other objects will be more apparent upon an
the baling or clamping pressure is exceedingly
examination of the following disclosure.
great, it is necessary that a fairly large number
In the drawings:
of structural beams, usually steel I-beams, be
Fig. 1 is a perspective view of the I-beam loader
placed transversely to the length of the bale,
shown carrying one I-beam for- illustration pur
both on the top and on the bottom of it. The
number of beams used depends, of course, upon
Fig. 2 is a view in end elevation of the I-beam
the length of the plywood pack being compressed.
For instance, in a particular plywood factory
Fig. 3 is a fragmentary side elevational view
where I use my invention, the I-beams are placed
one foot apartvand a four foot by eight foot
panel area would require eight beams above and
a like number below.
The I-beams for the top of the bale are placed
showing an I-beam about to be delivered onto a
bale of plywood.
Fig. 4 is a detail view of the I-beam loader sup
port elements taken from the end of a supported
on the bale after the stacked bale contents are
positioned in the hydraulic press and ?t into re
cesses of the upper press platen. The beams
Fig. 5 is a view in end elevation of the bale
with the beams inserted prior to the removal of
are, of course, long enough to extend beyond the
limits of the bale on each side and the beams on
the top and bottom of the bale are connected
and clamped in pairs, with the beam on the top
of the bale connected and clamped to its mate on
Fig. 6 is a perspective view of a ?nished bal
after removal from the press in condition for
the bottom by steel forged yoke clamps. These
clamps are interconnected by a turnbuckle ar
While the bale is compressed, the
turnbuckles on each set of beams are tightened
to hold the bale in a compressed state after it is
the bale from the press.
The I-beam loader consists primarily of a car
rying frame comprising spaced carrying rails l
and 2 which are connected in parallel relation
by means of tie rods 3 and a centrally disposed
channel 4. Tie rods 3 and channel 4 are so
shaped and disposed as to position carryingrail
2 at an elevated horizontal level with relation
removed from the press for storage orcuring.
to carrying rail I when the loader is resting
When plywood sheets of considerable width are 50 'upon a ?at surface as shown in Fig. 2. Feet 5,
to be baled it is evident that the I-beams must
which are secured to the under side of carrying
be of considerable size and weight so that manual
rail 2, serve to support the framework in stable
lifting and positioning of such I-beams, particu
larly ‘at the top of the bale, is an arduous task,
entailing the lifting of individual beams from
floor position.
Both the low side carrying rail l. and thehigh
side carrying rail 2 are provided with means for
the support and alignment of the required num
rail I of the frame is abruptly arrested against
ber of I-beams 6 which are to be loaded on the
the top 29 of the press. The momentum of the
I-beams disengages the respective beams from
the pins 8 and clips II to continue the beams
frame in spaced parallel arrangement trans
versely of the rails as shown in Fig. 1. Such
support means includes, on the high side carry
ing rail 2, inwardly projecting, spaced suspen—
sion pegs 8‘ between“ which page the web ID ‘of
the I-bea'm_ 6 is‘ con?ned and- upon which the
under surface of upper ?ange 9 of the I-beam
rests, as best shown in Figs. 3 and 4. Stability
of the I-beam as so positioned is insured by
on over the rollers and onto the top of the bale.
The loading frame may now be Withdrawn for
use elsewhere.
As is best shown in Fig. 5 the top platen 21 of
the press is adapted to this work by bolting a
series of fixed I-beams 28 thereto. The bottom
flanges SI of the beams 28 act as a platen or
discontinuous plate to exert pressure against
overhanging clip II. This clip will‘ not permit
headboard 32 which is interposed between the
the beam end to lift while the lifting and place
plywood stack 26 and the ?anges 3L The ?xed
lng operations are carried out.
The low side carrying railv l is provided‘ with 15 beams 28 are spaced to provide channels or
recesses therebetween to receive the baling beams
spaced pairs of upstanding guide pegs I2 and
B delivered by the loading frame. The fixed
with a support roller 14 for each pair. The
beams 28 have more widely spaced ?anges than
rollers are rotatably mounted in side brackets
the‘ baling beams so as to provide ample clear
I3. The bearing surfaces of the rollers‘ are ele
vated above the top surface of rail I, so as to 20 ance space for reception of the baling beams
before or after the bale has been compressed.
provide a- clearance» I5 therebetweem as best
As‘ is frequently the case the initial serving of
shown in- Fig.3; The rollers are aligned com
the beams may not adequately position them on
plementary with-the-space between the upstand
the bale and the beam ends may project unduly
ing guide pegs »I2;so that the loaded I-beam 8
rests upon the-roller Ht between. the guide pegs 25 from the top edge of the bale. For the purpose
of simultaneously completing the service the
I2/.~ The distance between carrying? rails i and
loading? frame may be swung away from the
2-» is made slightlygreater than; one half the
bale and then toward the bale to‘ project the low
normal length of the I-beam.) Thus, when the
side rail I simultaneously against said projecting
I-beam'is properly loaded" on the’ frame, its cen
ter- of gravity wi-l-l'be» disposed immediately in 30 ends to uniformly bodily move the beams to such
position that only minor manual shifting need
teriorly of carrying rail- i. ri’he support of the
be done to properly position the beams in the
respective beams on the frame ‘may be likened
to'acantilever arrangement;- the entire-frame
recesses of the press platen.
. ‘It is‘ to- be noted that»each-__load_ing frame is
Upon clamping the paired baling beams‘ to
gether (Fig. 6) the platen 21 with its ?xed beams
28 may be lifted and the bale removed from the
press and taken to storage for curing.
provided normally-g with eight- sets» of rollers,
guide‘ pegs'suspension pegs and clips. each set
nection with the accompanying drawings it is
worleacting'as a- cantilever support'for the por
tions" of the beams projecting‘. beyond‘ the car- ryingrail l;-
of‘- which is so“ spaced- as‘ to, properly align“ the
loaded I-beams for ultimate engagement» with
in-the'recess'o-f-the press‘platen; Of- course‘the
size of the framerand number- of sets may be
varied depending on the bale areaeto be-covered.
The loaded‘frame may be-1lifted~mechanically, .
as by; a: power" crane or- the like,~by= means of- a
From the foregoing‘ description taken in con
seen that a novel apparatus for" loading I-beams
on the top of a bale of plywo'od'is disclosed. By
the use? of this apparatus all the I-beams are
loaded at floor level and are simultaneously lifted
and delivered onto the-top of the bale in‘ proper
spaced relation for seating engagement-with the
press platen recesses.
tripodal suspension rig or bail comprising‘ rod
1. In a beam loader the combination of a load
like'leg‘s- I8, IS-and 20-. Legs‘ I8-and IQ-are se
ing' frame having-parallel carrying rails in spaced
cured, near the opposite ends of carrying rail
'Ipto brackets 21 which are provided with aper 50 connection, suspension means for the frame, and
transversely aligned complementary means at
tures 22 for‘ engagement with the‘ hooked ends
each of said" rails for the guided‘ and aligned
of rods I8 and I9. Leg 2B of the'tripodal sus
transverse support of beamson the frame; one-of
pension rigis offset from rail‘ I, and is hooked
said means being laterally open to‘provide a way
to‘crossr channel 4- through aperture 23 there
over which-the beams may be-delivered laterally
in. Legs IQ and 29 are provided with adjust
from the loader.
able turnbuckles 24~ whereby the lifting force
2.->The device of claim 1 wherein one of said
maybe adjusted‘ with respect‘ to the balance of
carrying rails is horizontallyroifset from vthe other
the I-beams on the frame. The other ends of
each-leg‘ I8; 18 and 20~mutuallyjoin at they-lift
of said rails.
3-.- The' device of claim’ 1 wherein the trans
ing c1evis'25.
versely aligned support means for the beams
In operation the I-beams are loaded on the
comprises the combination throne of said rails
frame at ?oor level. When completely loaded
of longitudinally spaced inwardly projecting sup
it-rw‘ill berobserved'that the ends of each I-beam
port pegs and‘ overhanging guide clips and the
will considerably overhang low side carrying rail
I; the entire arrangement being balanced‘ on a 65 combination on the other of said carrying rail-of
longitudinally spaced upstanding guide pegs and
center of gravity disposed immediately inside of
support rollers associatedtherewith whereby the
carrying rail I and below the clevis 25. The
beams may be supported and delivered outwardly
loader is lifted‘by means of the tripodal suspen
from ‘said frame over said rollers.
sion rig to a level along-side the top of bale
4. The combination of claim 1 wherein the sup
26 which‘ is positioned in the hydraulic press. 70
port- means comprises atripodal system ofssus
Only a top frame member 29 of‘ the press is illus
pension rods, two of the legs of which are secured
near the ends of one of said carrying rails and
The I-beam 6 may be simultaneously delivered
the other leg of which is attached to the-frame-at
from the frame and onto- the top ‘1 of the bale
‘?shy-manually push-ing'the'frame until “low side 75 a- point~oifset from-said rail. one-of- saidi?rst
mentioned legs and said last mentioned leg hav
ing adjusting means whereby the frame may be
tilted with respect to its support means.
9. In a device of the character described a
carrying frame comprising parallel carrying rails
in spaced connection, the distance between said
rails being- slightly greater than one-half the
length of the beams intended to be transversely
5. In a beam loader the combination of a load
ing frame comprising spaced parallel rails, cross
members connecting said spaced parallel rails,
carried thereon, and means connected to the re
means associated with said rails for simultaneous
delivery of the beam load comprising in attach
ment with one of said rails a series of spaced
spective rails for supporting beams in cantile
vered relation to said frame.
10. A beam lifting and positioning device in
cluding a ?rst rail for support of a mid point of
inwardly projecting pairs of beam guide pegs,
and in attachment with the other of said rails
a beam, at second rail connected to said ?rst rail
and positioned for engagement with an end por
tion of the beam to maintain the beam in canti
complementary longitudinally spaced pairs of up
standing guide pegs and support rollers between
the pegs of said pairs, and means for lifting the
levered relation with said ?rst rail, and a lifting
frame-work with its beam load comprising a tri 15 bail connected to said lifting and positioning de
podal suspension system including adjustable le'gs
vice whereby-to, maintain the beam in approxi
mately horizontal position supported by said bail.
a?ixed near the ends of one of said carrying rails
and at an intermediate point on one of the cross
11. The device of claim 10 wherein the ?rst rail
is carried by said bail at a lower level than the
6. In a device of the character described a 20 second rail and the second rail is positioned to
abut an end of the beam.
loading frame comprising parallel carrying rails
in spaced connection, one of which rails being
horizontally o?set from the other of said rails,
one of said rails being provided with upstanding
12. The device of claim 10 wherein the ?rst
rail is carried-by said bail at a lower level than
the second rail and the second rail is positioned
longitudinally spaced pairs of beam guide pegs 25 to abut an end of the beam, said second rail hav
and complementary longitudinally spaced beam
ing means projecting laterally thereof toward
support rollers between the pegs of said pairs.
'7. The device of claim 6 wherein the other of
said rails is provided with longitudinally spaced
the ?rst rail for preventing beam movement up
wardly or downwardly with respect to said sec
ond rail, said beam being free to be movably pro
inwardly projecting guide clips and longitudi 30 jected laterally from its abutted relation to said
nally spaced inwardly projecting pairs of guide
second rail.
pegs for the guided support of the ends of the
loaded beams.
8. In a beam loader the combination‘ with a
loading frame comprising carrying rails connect
The following references are of record in the
?le of this patent:
ed in spaced parallel relation by a plurality of
cross members, of a tripodal suspension support
of said rails and three suspension rods, two of
said suspension support rods having spaced sus up 9 1,291,437
Desch __________ __ Jan. 14, 1919
pensive connection with one of said rails and the
McWane _________ __ Oct. 28, 1930
other rod having suspensive connection with a
Jolly ____________ _. Dec. 8, 1936
cross member, at least one of said rods having ad
justing means whereby to adjust the position of
said clevis respecting said rails.
means comprising a lift clevis offset toward one
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