close

Вход

Забыли?

вход по аккаунту

?

код для вставки
Oct. 1, 1946. I >
A. R. PALMER '
'
2,408,679
'DOUGH DIVIDING MACHINE
Filed June 12, .1944 '
_
'2 Sheets-Sheet 1
I Oct. 1‘, 1946
.
.\l
\.
M
A. k. PALMER
'
' DQUGH bIVIDING MACHINE
v _
Filed June 12, 1944
,
2,408,679
2 sheets-sheet 2
Patented Oct. ‘ 1, 1946
2,408,679
2.408.679. j} ' '
_
vnoncn DIVIDIN'GI'MA'CHINE
> AustinRichard‘Palmer, Peterborough', England,
assignor vto i»Baker Perkii'is'li'llimited, jrli’etie'r- ’
borough, : England ‘
Application June 12, 1944,.ser‘iai N0. 539,924
‘
.
'
‘
In Great Britain May;19, 1943
1
V
dClaims. (Grains; 1
.
This invention relates to dough dividing ma
,olfirodand when removed or unfastened to free
chines of the single or multi-pocket type wherein
the ram means is reciprocated by cam or like ac
tion through lever means or other operative con
the parts for sliding relative movement.
In the accompanying drawings:
' , ,Figure 1 isan elevation, partly in section, show
nections. In such machines when adapted for
dividingv one or other of two weights of dough
pieces, the ram means makesthe same length of
:ingv the' main parts oi-a divider, with the improved
two‘part connecting rod,
1 Figure 2>is a longitudinal section
strokehwhen delivering the dough-for ?lling the
necting rod, and
v
'
V
I
k
of the con
‘
pockets for one weight as for the other. For
' Figure 3 is a cross section at 3-3 of Figure2
example, ina divider adapted to divide piecesof 10 showing the coupling pin in position. 7
dough using either pockets; for making dough
pieces for a 2-lb. loaf or for a l-lbn loaf, the di- .
vicling reciprocating stroke of the ramis the same
in both cases.
‘
‘ ,In, carrying the invention into effect as de
scribed by way of example as applied to a dough
dividing; machine of ‘the character described in
British. Patent No. 435,166 of which Messrs. Baker.
'
I, vAn aim of the invention is to provide improve 15 Perkins Limited‘ are the registered proprietors the
ments calculated to reduce wear and strain on
connecting rod uniting the auxiliary or bell-crank
the mechanical parts of the machine‘ and to re
duce the pressure or felling action caused by the
lever. I carried bythe main lever 2 operated by
the cam 2' and the ram 3 is replaced by the im
proved connecting rod 4.
pocket‘ ?lling stroke of the ram means'to a mini
mum with a view to effecting a consequent'im
v The improved connectingrod 4 is formed in
provement in the quality of the divided ‘dough.
two‘ parts the rear part 5 having an axial bore 5
According to the invention means are provided
entering itsforward end for receiving and'guid
which are adapted tov afford di?erential ram
ing'ajrearwardly directed spindle 1 provided on
strokes selectively employable according to the
the'other orrforward part 8 of the rod. This bore
Weight of the dough piece to be divided.
25 6 isalso provided with a counter bore 9 in which
; The invention also consists in a lost motion
is housed a relatively light compression‘ spring
device andv resilient or bu?er means interposed
in which surrounds the spindle ‘I and is seated
between the ram and. its operating cam or like
against the bottom of thecounter bore and .
power means and capable of being brought into
operation'when it is intended to divide dough
30
pieces according to the lesser weightsofdough
for;which the machine is- designed, to impart a
shorter cushioned dividing stroke to the ram than
when the machine is set for dividing the weights
‘of dough for the larger loaves.
bore 9. Z‘Atitsforward‘end, the enlargement 12
is provided with a shoulder or stop l3 adapted to
function as‘an‘ abutment for the forward end I 4
of the rear part5 of the rod after the latter has
‘
In one form of the invention as applied to a
divider in which the ram, means is driven by a
moved forwardly and compressed the spring H]
to the‘ desired extent during the dividing stroke,
and so that towards the termination of such
cam-actuated bell-crank'or other lever through
a connecting rod, the latter is formed in two parts
capable of alternatively being setYtooperate as
‘strokethe two parts -5 and 8 are caused to oper
.40 ate ‘ as a'solid thrustv member.
a.solid rod between ?xed centresgfor thelarger '
weights of dough and, freed _for the vsmaller
weights so that one, part of the rod may slide
relatively to the other to ‘afford lostmotion for
a‘ portion‘ of the dividing stroke- against the’ re
silience of spring means until, towards the con
clu‘sion of the dividing stroke, an abutment is met
against a shoulder llv formed vby an enlargement.
[2 on the spindle 'L-the enlargement I2 being also
adapted to slide and be guided in the counter
‘Anys‘uitablemeans may be provided for pre
venting the two parts separating on the rearward
stroke, for example the spindle 1 of the forward
part 8 may have a longitudinal ?at or recess [5
45 formed thereon adapted to be engaged by a ?xed.
limitwpin Iii-passing transversely through the
rear part 5 of the rod so that when the parts 5
and 8 are separated to the desired maximum ex
which causes the parts of the rod to impart a
tent
the transverse pinv I8 comes into contact
solid thrust.
,
v50 with the shouldered end I‘! of the longitudinal
The selective or alternative operation may be
?at I5 and prevents further extension of the com
e?ected or controlled by a manually operable
posite rod.
locking device, catch, removable pin or the like
Any suitable means may be provided for look
adapted when in position or operation to lock
ing the parts 5 and 8 in their position of maxi
the two parts together to constitute the solid’ form 55 mum extension and enabling the rod 4 with the v
2,408,679
3
parts in this position to function as a solid mem
ber, for example the spindle bore 6 in the rear
part 5 may have a transverse bore l8 passing
through it in a position adjacent the limit pin [6.
This transverse bore I8 is adapted to receive a
continue until the limit pin [6 meets the shoulder
I‘! on the spindle ?at or recess I5 when the pin
[6 will pick up the spindle and the forward por
tion 8 of the rod 4 will terminate its rearward
stroke in the extended position together with the
removable locking pin IS the end of which may
rear part 5 of the rod.
be forked and carry a pivoted tongue or latch
2i! which is adapted to be moved into a longi
tudinal position when the locking pin I9 is to
be removed, and into a transverse position in or-'
der to act as a cross stop to prevent accidental
removal of the pin. The locking pin I9 may have
not only functions as a shock absorber or damper
on the forward stroke but also serves to bring
a knurled or other manipulating head or handle
It will be observed that the housed spring l0
gradual pressure to bear upon the dough when
the smaller weight pieces are being delivered.
The spring Hi additionally functions to assist in
‘returning the forward part 8 of the rod 4 to its
normal or extended position on the rearward
2| and between the head and the rear part5 of '
stroke of the ram.
15
the connection rodv a compressing spring 22 is
I claim;
I
provided to hold the latch 20 up to its ‘work and
,1. A dough dividing machine comprising a
retain it securely in the latched position“ A
measuring compartment, reciprocating ram
chain may be provided one end of which is se- ,
means feeding dough into said compartment, a
cured to the locking pin while the other end may
pivotally mounted lever, a coupling rod connected
be anchored to a convenient part of the ma 20 to said ram, means comprising a lost motion
chine so that the locking pin it may not be lost.
transmission connecting the coupling rod and
When it is desired that the two-part connecting
said lever, said transmission incorporating a
rod 4 should operate as a solid thrust member
spring buffer device, and a rotary cam for oscil
for dividing dough pieces for 2-lb. loaves, the
'
‘lating
said lever through yielding means.
locking pin 59 is placed in position when it backs
2. A dough dividing machine comprising a
up and serves as an abutment for the end of the
spindle ‘i of the forward portion 8 of the rod. In
this position the spindle l is also locked by the
limit pin it engaging the end ll of the flat 15
measuring compartment, reciprocating ram
means feeding ‘dough into said compartment, piv
otally mounted lever means, coupling means be
on the spindle, preventing any relative move 30 tween said lever and ram, said coupling means
‘incorporating a lost motion transmission and a
ment of the parts 5 and 8 of the connecting rod
buffer device, and cam means for oscillating the
on the rear stroke of the ram.
lever ‘means for reciprocating the ram.
In order to set the machine for dividing dough
3. A dough dividing machine comprising a
pieces for l-lb. loaves all that it is necessary to do
measuring compartment, a reciprocating ram
is to make the appropriate adjustment vof the
ram stop or the like in the division box 23 for
feeding dough into said compartment, a pivoted
lever, cam means for oscillating said lever, a two
giving the l~lb. pocket capacity and to remove
the locking pin [9 from behind the spindle ‘I. By
this last operation the parts 5 and 8 of the con
part coupling rod connecting said lever to said
ram, a lost motion connection between the two
parts of said coupling rod, and spring buffer
means between the parts of said coupling rod,
necting rod 4 are freed and the rear part 5 is ca
pable of sliding forwardly upon the forward part
8 against the resistant action of the dough and
the resilience of the spring H3 around the spindle
‘i.
and means for rendering the lost motion means
inoperative so that the coupling rod operates as
a solid rod, the arrangement being such that the
lost motion device functions to impart a shorter
cushioned stroke to the ram, when dividing the
:lesser weights of dough for which it is designed,
while when dividing larger weights of dough “the
lost motion device is rendered inoperative and
In this case as the bell-crank lever l is oscil
lated to drive the ram 3 forwardly the rear part '
5' of the connecting rod commences to slide on
the forward part 8 of the rod. This sliding ac
tion continues until the front 'end M of the rear
part abuts against the shoulder I3 on the ‘for
ward enlargement and the two parts move to
gether as one functioning as a solid rod.
the coupling rod operates as a solid rod.
4. A dough dividing machine comprising a
measuring compartment, a reciprocating ram
The
sliding movement from the initial position until
the rearward part meets the shoulder l3 serves
after the manner of a controlled lost motion ‘de
vice, which is progressively and automatically 'ab
sorbed according to the resistance of the dough
feeding dough into said compartment, a pivoted
cam operated lever, a coupling rod connecting
55 the lever to the ram, said coupling rod being
in ?lling the l-lb. chamber or chambers of the di
vision box. The longitudinal extent of the .lost
motion movement‘is chosen to :suit the ‘shorter
stroke which it is calculated is best SUitGd'TfOI‘ the 60
treatment for the dough pieces for ‘the ,1--llb.
loaves.
'
’
formed in two parts telescoping one within the
other, va :buifer spring located between said parts,
the inner part having a :slot, the outer part hav
ing a ‘pin engaging the slot and forming there
with narlost ;.motion connect-ion, said outer part
having va transverse aperture for receiving a dis
,placeable locking pin to engage the ‘inner part
ofthe rod when one end of said slot engages said
The initial rearward movement ‘of the ramis
pin to ‘render the lost motion coupling inoperative
accompanied by an extension of the two parts "5
whenlthe coupling rod is to operate as a solid rod.
and a under the in?uence of ‘the dough suction 65
AUSTIN RICHARD ‘PALMER.
and the housed spring Ii]. This extension will
Документ
Категория
Без категории
Просмотров
0
Размер файла
396 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа