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Патент USA US2405867

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Aug. 13, ‘1946.
H. H. WHEELER
2,405,867 '
WRAPPER PREPARING MECHANiSM FOR CIGAR MACHINES _
_\Fi1ed Dec. 20, 1940
_
3 Sheets-Sheet 1
" HENRY
._ INVENTOR
l1.w
EL
. 3
BY
_
TTORNEY
_
I
-
Aug» 13, 1946.
‘
_
H. H, WHEELER
2,405,867
WRAPPER PREPARING MECHANISM FOR CIGAR MACHINES
Filed Dec. 20, 1946
WI
,5 Sheets-Sheet 2
/.7lI4a£91
INVENTOR
HEN RY H.WHEELER
/ A v
ORNEY‘
Aug” 13, 1946.
H. H. WHEELER
2,405,867
WRAPPER PREPARING MECHANISM FOR CIGAR MACHINES
Filed Dec. 20, 1940
5 Sheets-Sheet 3_
INVEN TOR.
- HENRY H. WH§£LER
'
ATTORNEY.‘
2,405,867.
Patented Aug. 13, 1946
"
res PATENT OFFlQ
s'r
l
’
2,405,867
WRAPPER PREPARING MECHANISM FOR
7 CIGAR MACHINES
Henry H. Wheeler, Brooklyn, N. Y., assignor to
International Cigar Machinery Company, a cor
poration of New Jersey
Application December 20, 1940, Serial No. 370,923
10 Claims. (Cl. 131—101)
-
1
- Referring to Fig. 1, leaf tobacco W is served
by an operator to one of the dies II! of an inter
This invention relates to cigar machines; more
particularly to mechanisms for cutting sections
from leaf tobacco spread‘on the die of the cutting
bed. The main object of the invention is to pro
vide an improved mechanism for cutting wrap
pers wherein a reciprocatory member underlying
the wrapper cutting bed has an upwardly extend
ing arm carrying a set of cutting rollers in a posi
mittently reVOlVing duplex die turret H, such as
disclosed in my application Serial Number 183,405,
tion above said member to sever a wrapper from
by the transverse movement of the cutting rollers
?led - January 5, v1938, on which Patent No.
2,316,828 was issued April 20, 1943. At the com
pletion of one-half revolution, the turret dwells
and the wrapper W is cut from the served leaf
leaf tobacco on said cutting bed. In prior con 10 I2 and I3 across the die. After the return of
the cutting rollers to their starting position as
structions, wherein the cutting rolls are sup
seen in Fig. 1, the die head II) with the cut wrap
ported‘on a swinging arm which carries them to
per W ascends to a'position (not shown) to en
. and fro over the die, the friction of the rolls upon
gage with the bottom surface of a wrapper car
the die is considerably greater due- to the over
hang of the arm from its pivot. Moreover the 15 rier (not shown) of the type disclosed in the
above mentioned application, which at the time
arcuate movement of the cutting rolls over the
is in receiving position above'the die. The trans
fer of the wrapper W from the die to the carrier
flag end of the die occasionally cut the ?ag end
of the wrapper improperly.
’
is performed in the same manner as disclosed in
Another object is to provide a safety device for
interrupting the movement of the cutter rolls 20 my application heretofore mentioned and there
fore a more complete description of the same is
over the die when there is an obstruction, such
as the attendants hand in their path, during
deemed unnecessary.
.
The wrapper cutter unit is mounted on a stud
their forward or backward movement. To this
I4, Figs. 1, 2 and 3, supported by a bracket I5
end there is provided a device for incapacitating
the mechanism for traversing the cutter rolls 25 having ,a base It so formed and ?tted as to slide
along .the. rail or slideeway ll of a pedestal l8
whenever there is an obstruction in the path of
secured to the bed I9 of the machine, the rail
the cutter during their forward or return stroke
ll underlying the die dwelling at the wrapper-v and automatically rehabilitating said‘mechanism
cutting station and the bracket I5 having a por
in the same cycle of the machine.‘ Alternatively,
in a modi?ed construction, the movement of the 30 tion overhanging said die. The slide bracket I5
is provided with gibs 2c and 2| holding the same
cutter rolls will be interrupted until the obstruc
in engagement with its rail and the gib 2I also
tion is removed, and. then will be resumed. serves to support one end of a link 22 connecting
7 With these and other objects not specifically
to the upper end of a lever 23 loosely mounted on
mentioned in view the invention consists in
certain constructions and combinations herein~ 35 a sleeve 24 slipped over a stationary shaft 25 of
the machine, A cam lever 26, which is also
after fully described and then speci?cally set
loosely mounted on sleeve 24,‘ at its upper end
forth in the claims hereunto appended.
./
carries a cam roller 21' engaging in a track 28 of
a drum cam 29 which is fastened on a driven
~ In the accompanying drawings which form a
part of this specification and in which like char
shaft 30 of the machine. A washer 3| made from
leather or similar material is placed between the
hubs of the wrapper cutter operating lever 23 and
acters of reference indicate the same or like
parts:
i
'
-
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Fig. l is a side elevation showing the improved
the cam lever 26 and serves as a friction clutch,
so that in case of an obstruction in the path of
Wrapper preparing mechanism;
Fig. 2 is a fragmentary sectional end elevation
on line 2-2 of Fig. l;
.
45 the wrapper cutting rolls I2 and IS, the main
lever 23 can stop'while permitting the cam lever
26 to continue its stroke without serious injury to
said rollers or to the obstruction, which might be
Fig. 3 is an enlarged plan view of the cutter
roller mechanism;
Fig.4 is a sectional detail view of a portion of
the operator’s hand.
7
the device of Fig. 3;
The frictional engagement of levers 23 and 2B
Fig. 5 is a sectional end elevation of a modi?ed V50
is maintained by means of a nut 32 on the end of
form of mechanism for actuating thecutter rolls;
sleeve 24, said nut being so adjusted as to nor
Fig. 6 is a cross-section on the line 6-6 of Fig.
mally permit the above mentioned levers to travel
3; and
a
. . I
' in unison but the adjustment should be so set that
. ‘Fig. 7 is a side elevation of the structure shown
inFig.
5.
'
'
.
"
“
"
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55
.the lever 23 can be stalled when the cutting rolls
2,405,867
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4
encounter an obstruction in their path. A nut 33
is provided to lock the members in position after
the ?nal adjustments have been made.
A bracket 34, Figs. 1 and 2, attached to or form
ing a part of bed It) may be arranged to arrest
the backward travel of slide i5 and thereby re
set the slide in its original position relative to
the construction shown‘ in my co-pending appli
cation, Serial No. 183,405 on which the above
mentioned Patent No. 2,316,828 was issued to a
sprocket 341 (Fig. '7) adjacent the other side.
To the chain 99, by means of pins 342 protrud
ing therefrom is attached the carriage l?? which
carries a stud 343 to which the holder of the
cutter rollers 24B is clamped. The arm I00 is
the cam lever Zt, in case the movement of the
cutter rolls has been obstructed during their
forward travel over the die and the slide thereby
displaced relative to cam lever 26. A similar
'10
provided with rollers 344 by which it is suspend
ed from a track 345 ai?xed to frame 33'! and
extending along the chain 98. The gear 349 is
detachably fastened in driving engagement with
bracket I34 may be arranged at the other end
of the path of the slide IE to re~set the slide in
gear 98 by means of a ball-end plunger 346 held
its original position, in case the movement of the
by a spring '34‘! in a steel socket 3&8 inserted into
cutter rolls has been obstructed during the return 15 the web of gear 98, this method of attachment
or backward stroke of the slide.
constituting a safety device against accidents to
The cutting rolls [2 and I3, Figs. 1 and 3, turn
the operator, as the plunger 346 will be forced
on studs 36 and 31', respectively, which on one
out of socket 348, thus stopping the chain, in
end are eccentric to their larger bearing portion
case the cutting rollers or their carrier arm en
so that the rolls can be accurately aligned with 20 counter a major obstacle. This arrangement
provides a desirable and valuable safety control
for wrapper or binder preparing mechanisms,
the die surface IE1.‘ Since the mounting of said
rollsjis the same as shown and described‘ in my
application, Serial Number 243,799, ?led Decem
since it makes it unlikely for the attendant to be
injured seriously by the cutting rolls due to the
issued June 16, 1942, a ‘detailed description of 25 fact that driving engagement between the car
the same is omitted in the interest of brevity.
riage I00 and rack 91 is broken whenever an
The stud 38 is pivotally supported from stud M
operator’s hand or other obstruction placed in
by a bracket 33 having bearings 39 connected
the path engages with the moving carriage and
by a web till while the "stud 31 is similarly sup
stops it. Reciprocation of the carriage once
ported by a bracket M‘having a bearing 42.
30 being interrupted will not be resumed until gear
_A bracket 43 having bearingsdll is secured to
93 is rotated to seat pin 346 in socket 348. The
stud Hi and is provided with an extension I55
construction shown in Figs. 5 and 7 and de
supporting two stop screws 46 and d?‘ which en
scribed above is similar to that shown in my co-~
gage the tail portions 48 and 49 extending from
pending application, Serial Number 183,405,
web 40 and hub 42, respectively. Bracket 43 also 35 ?led January 5, 1938, on which Patent 2,316,822
has wings 59, Figs. 3 and 4, carryingadjus'ting
Was issued on April 20, 1943, of which this appli
screws 51 which are provided to bear against the
cation constitutes a continuation in part.
end of compression springs 52. con?ned in aper
What is claimed is:
ber 3, 1938, on which Patent No; 2,287,004 was
tures 53 in the corner portions 54' of bracket 38,
1. In a cigar machine having a die, a support
said springs tending to holdtail 43 in engage 40 slidably mounted for rectilinear movement to
ment with stop ‘screw 45. The bracket 43 is
and fro along said die, a cutting roller supported
equipped with adjusting screws’ ‘55 adapted to
from said support in position to coact with the
bear against the end of compression springs 55
con?ned in apertures 57 provided in lugs 58 of’
bracket 4|, said springs tending tomaintain the .
engagement of tall 49 with stop screw 131.‘ By
‘turning the stop screws 45 and 41 and also screws
SI and 55, the'vertical position of the cutting rolls
die to sever a section from leaf tobacco thereon,
a sprocket chain connected to said support for
moving the same to and fro along said die, a
sprocket driving said sprocket chain, a pinion,
a rack meshing with said pinion, a rotatable
member coaxial with said pinion and connected
to said sprocket, for driving the same, and a de
l2, l3 and their tension against the die ‘surface
can be precisely adjusted to provide the proper 50 vice connecting said member and said pinion
pressure for ‘cutting various grades of leaf to~
whereby said member revolves with said pinion
bacco.
and drives said sprocket to reciprocate said sup
The present adjustment of the cutting rolls is
port, said device being yieldable to disconnect
an improvement over previoussarrangements'in
said pinion and member when there is an ob
that the adjusting members are more accessible
struction in the path of movement of said cutter
thereby permitting the operator tov quickly and
roll.
with less trouble make the necessary adjustments
2. In a cigar machine vhaving a cutting die, the
from time to time to accommodate different con
ditions,
Referring to Figs. 5 and '7, a‘cam actuated
lever (not shown) is connected by a link 96 to
a rack 91, which meshes with a gear 98 and there
by causes the reciprocation of a chain ‘99, ‘and
hence of the carrier l 30 of the cutting rollers 2“;
which is connected to the chain 99 ina manner
which will be presently described. The rack 91
actuated by thelink'95 meshes with a'gear. 98
loosely mounted on the hub ‘of a second gear 349
mounted on a stud 336 supported by a frame 33‘!
combination with a member mounted for recti
linear movement to and fro along said die, a cut
ter roll supported from said member in position
to coact with said cutting die to sever a section
from leaf tobacco on the die, a cam lever having
a horizontal‘ fulcrum, an arm pivotally mounted
on said fulcrum and connected to said member,
1 and a frictional connection interposed between
said lever and arm whereby an obstruction hav
ing a predetermined minimum resistance in the
path of said cutter roll, while ‘the latter is mov
ing forwardly or backwardly, will interrupt the
attached to bed plate 236. 'The gear 349 meshes 70 movement of ‘said member through slippage of
said arm on the frictional connection ‘between it
with a gear 338fast on a shaft 339 turning in a
bearing of frame 331 and carrying ‘a' sprocket 340.
This sprocket drives ‘the chain 99 which extends
‘from one side :or the bed 215 of the wrapper'die,
and said lever.
, 3. In a cigar machine having a cutting die, the
combination with a member mounted for recti
(Fig. ‘7) mounted on the turret H5 which has 75 linear movement to and fro along said die, acut
2,405,867
5
6
ter roll supported from Said member in position
imparting movement to said chain and thereby
reciprocating said carriage.
8. In a cigar machine, cutting mechanism for
to coact with said cutting die to sever a section
from leaf tobacco on the die, a cam-actuated
lever, an arm connected to said member, and a
frictional connection between said lever and arm
whereby an obstruction in the path of said cutter
roll will interrupt the movement of said member
through slippage of said arm on the frictional
connection between it and said lever, and devices
forming binders or wrappers from tobacco leaves.
comprising a carriage, cutting rollers mounted
upon said carriage, and means for reciprocating
said carriage at least once during each cycle of
said machine, said means including an endless
chain connected to said carriage, driving gears, a
disposed at the ends of the path of movement of 10 rack coacting with one of said gears for impart
ing movement to said chain and thereby recip
said member to engage the latter and thereby dis
rocating said carriage, said driving gears includ
placev said arm into the position it had with re
ing a ?xed and a loose gear detachably secured
spect to the lever prior to obstruction of said out
together, and yielding means detachably holding
ter roll.
4. In a cigar machine, the combination with a 15 said gears in driving engagement.
9. In a cigar machine having a cutting die, the
support movable over a cutting die, of a cutter
combination with a horizontal support movable
roll carried on said support in position to coact
with the cutting die, an actuator for moving said
horizontally to and fro underneath said die, an
arm extending upwardly from said support, cut
support with the cutter roll over the die, a mem
ber connected to said support, a frictional con
nection between said actuator and said member
whereby the movement of said support will be in
terrupted, while said actuator continues moving,
when there is an obstruction in the path of the
cutter roll over the die, and means arranged to
engage the support and displace it into its initial
position relative to said actuator, which it had
prior to the obstruction of the movement of said
cutter roll over the die.
5. In a cigar machine, a die, a tobacco leaf sec
tion cutter cooperating with said die and com
20 ting rollers mounted on said arm for movement
to and fro above the die and arranged to coact
with the die to sever a section from leaf tobacco
thereon, an oscillating actuator, an oscillatory
member connected to said support, means fric
tionally connecting said member to said actuator
to horizontally move said support to and fro to
carry the cutter rollers to and fro over the die,
said connecting means being yieldable to permit
the oscillatory member to remain stationary and
30 thereby cause termination of the movement of
said support while said actuator continues to
prising a carriage, cutting rollers mounted on sald
carriage for cooperation with said die, means for
reciprocating said carriage to move said rollers
across said die, said means including an endless
move, whenever there is an obstruction in the
path of the rollers offering a predetermined mini
chain attached to said carriage, driving mech
anism for reciprocating said chain and a safety
device for disconnecting said driving mechanism
to prevent movement of said carriage whenever
operating automatically after removal of the ob
an obstruction is placed in its path.
6. In a cigar machine, a die, a tobacco leaf sec
tion cutter cooperating with said die and com
prising a carriage, cutting rollers mounted on said
mum resistance as they move forwardly or back
wardly over the die, and said connecting means
struction during the movement of said actuator
to cause said member to resume its movement
with said actuator and thereby move said support.
40
10. In a cigar machine having a cutting die, the
combination with a horizontal support movable
horizontally to and fro along said die, cutter
rollers supported from said support for move
carriage for cooperation with said die, means for
reciprocating said carriage to move said rollers 45 ment to and fro over the die and arranged to
across said die, said means including an endless
chain attached to said carriage, driving mech
anism for reciprocating said chain and a safety
coact with the die to sever a section from leaf
_ tobacco thereon, an oscillating actuator, a mem
her connected to said support and a yielding con
nection between said actuator and member for
to prevent movement of said carriage whenever 50 moving the latter horizontally to and fro to carry
the cutter rollers to and fro over the die where
an obstruction is placed in its path, said safety
by the movement of said support will be termi
device comprising ball and socket members
nated, whenever there is an obstruction in the
mounted on the driving mechanism, and means
path of the rollers offering a predetermined mini
for holding said members in yielding driving en
device for disconnecting said driving mechanism
gagement.
55 mum resistance as they move forwardly or back
wardly over the die, while said actuator continues
to move whereby said actuator will be displaced
relatively to said support, and a device operating
comprising a carriage, cutting rollers mounted
automatically after removal of the obstruction, to
upon said carriage, and means for reciprocating
said carriage at least once during each cycle of 60 displace said support to the same position which
it occupied relative to said actuator prior to said
said machine, said means including an endless
obstruction of the rollers.
.
chain connected to said carriage, driving gears,
HENRY
H.
WHEELER.
and a rack coacting with one of said gears for
'7. In a cigar machine, cutting mechanism for
forming binders or wrappers from tobacco leaves,
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