close

Вход

Забыли?

вход по аккаунту

?

Патент USA US3091980

код для вставки
June 4, 1963
J. P. LANNEN
3,091,970
AUTOMATIC UNIVERSAL BALANCE TESTING MACHINE
Filed Sept. 22, 1958
18 Sheets-Sheet 1
f
m"
5:.
_____
5;;__MiGI\
,,.
5:
5:
L:
_____
_____
INVENTOR.
JOJ£PH P LANA/6W
.6.
ATTORNE
June 4, 1963
J. P. LANNEN
3,091,970
AUTOMATIC UNIVERSAL BALANCE TESTING MACHINE
Filed Sept. 22, 1958
18 Sheets-Sheet 2
INVENTOR.
JOSEPH P LANNEN
BY
J/ZTTORNEY a
June 4, 1963
J. P. LANNEN
3,091,970
AUTOMATIC UNIVERSAL BALANCE TESTING MACHINE
Filed Sept. 22, 1958
wimq
18 Sheets-Sheet 3
v______
o
n:
,._ _ _
N2
mm
\K
.91ml
\
\
,
a
‘
INVENTOR
JOSEPH P lAN/Vf/V
BY
j/il TTORIVE Y Z
June 4, 1963
J. P. LANNEN
3,091,970
AUTOMATIC UNIVERSAL BALANCE TESTING MACHINE
Filed Sept. 22, 1958
18 Sheets-Sheet 4
IN VEN TOR.
JUSEPH 1‘? L ANNEN
BY
trme/vey z
June 4, 1963
J. P. LANNEN
3,091,970
AUTOMATIC UNIVERSAL BALANCE TESTING MACHINE
Filed Sept. 22, 1958
18 Sheets-Sheet 5
INVENTOR. '
JOSEPH P LANA/EN.
BY
ATTORNEY
June 4, 1963
J. P. LANNEN
3,091,970
I AUTOMATIC UNIVERSAL ‘BALANCE: TESTING MACHINE -
Filed Sept. 22, 1958
18 Sheets-Sheet 6
F:
5:
Th
~
5
l;
:1
i:
__
v.
Q.
J,
i
2‘
i
.____
:
__
I
INVENTOR.v
JOSEPH 1P 1. fM/NEN
BY
AAA TTORNEY
June 4, 1963
J. P. LANNEN
'
3,091,970
AUTOMATIC UNIVERSAL BALANCE TESTING MACHINE
Filed Sept. 22, 1958
l8
HF"
3*FIMLWHT
l
18 Sheets-Sheet 7
I
1
III
I
l
INVENTOR.
JOSEPH P l?N/VE/V
BY
_
.M
ATTORNEY
June 4, 1963
J. P. LANNEN .
3,091,970
AUTOMATIC UNIVERSAL BALANCE TESTING MACHINE
Filed Sept. 2,1958
18 Sheets-Sheet 8
M
=iéss“W
"i;
_ch11:
_.gh:_vav
y
N:
K
_Z
:_M
- - E,
mm
7
i. IWQ
::
ma
@.___:_____
"m
.m
i;
a:,
ATTORNEY
June 4, 1963
.1. P. LANNEN
3,091,970
INVENTOR.
,.
(I
JOSEPH PLANNEN
BY
AAATTO/P/VEYR '
'
June 4, 1963
3,091,970
J. P. LANNEN
AUTOMATIC UNIVERSAL BALANCE TESTING MACHINE
Filed Sept. 22, 1958
l8 Sheets-Sheet 10
INVENTOR.
dasfPh’ PL ANNE/v
BY
)AATTOR/VKYZ
June 4, 1963
J. P. LANNEN
‘ 3,091,970
AUTOMATIC UNIVERSAL BALANCE TESTING MACHINE
Filed Sept. 22, 1958
18 Sheets-Sheet 11
A514
866
91
Ill" '| 1'|
(
-'
l,
>
W 'kqMj Jae
1
I
Hull
\
>
‘
l
'
.
i
I
m’
M513‘
T
/4/1
39.7“
I
$ ’:
A
14.:
' _ : 97
I
‘E1
$
E
88 I4
HI
I
‘I
E3;
911
/4,4 %
~
: BK
?t, 14A
'
98
87b
“86b
> A /s7
@ ’1
9m
____ “I _ T
w)
'
Q
INVENTOR.
JOSEPH pm/v/vz/v
"Jim"?
’
June 4, 1963
J. P. LANNEN
3,091,970
AUTOMATIC UNIVERSAL BALANCE TESTING MACHINE
Filed Sept. 22, 1958
l8 Sheets-Sheet 12
Jw
INVENTQR.
EmkdW6.”
My
N
p
M
NN
June 4, 1963
~ J. P. LANNEN
3,091,970
AUTOMATIC UNIVERSAL BALANCE TESTING MACHINE
Filed Sept. 22, 1958
18 Sheets-Sheet 15
H5. J5
/23a
1
\ m.
II
I23
/
I23
£75. 517A
I3
I380
INVENTOR.
JOSEPH P L ANNE/v BY
JA/ITTORNEY a
June 4, 1963
3,091,970
J, P. LANNEN
AUTOMATIC UNIVERSAL BALANCE TESTING MACHINE
Filed Sept. 22, 1958
18 Sheets-Sheet 14
W!‘ W? H‘ WI
I56
L/OLYEIDH .P L ANNEN
ATTORNEY Z
June 4, 1963
J. P. LANNEN
3,091,970
AUTOMATIC UNIVERSAL BALANCE TESTING MACHINE
Filed Sept. 22, 1958
18 Sheets-Sheet 15
INVENTOR.
/
/
JOSEPH P L/INNEN
BY
3AA TTORNEY a
June 4, 1963
J. P. LANNEN
3,091,970
AUTOMATIC UNIVERSAL BALANCE TESTING MACHINE
Filed Sept. 22,. 1958
18 Sheets-Sheet l6
96
6
h A! “HI A
g______________
v______________
_4
Al W ‘M 1 !], WA
BY
7
.
.
June 4, 1963
J. P. LANNEN
3,091,970
AUTOMATIC UNIVERSAL BALANCE TESTING MACHINE
Filed Sept. 22, 1958
18 Sheets-Sheet 17
Im{LE33:
FE
;____
1_
,_N
m
Ell
k
$6
as
m5
9
1.“
5H,.
ITI .%M\\\. l- :
wTAiml”’$-?iIaw
M
JH
Q\RN
lI- m
r
6.
ATTORNEY
June 4, 1963
J. P. LANNEN
3,091,970
AUTOMATIC UNIVERSAL BALANC E TESTING MACHINE
Filed Sept. 22, 1958
1s Sheets-Sheét 18
L_______
~42:
molaw
w 5:
M:4IA
q
u
m
?im3M14.
i3 bl
f.:3
.1:
INVEN TOR.
JOSEPH P L ANNEN
Q1
ETTORNE )’
United States Patent 0
..
1C€
1
3,091,970
AUTOMATIC UNIVERSAL BALANCE TESTING
MACHINE
Joseph P. Lannen, Detroit, Mich, assignor to Micro
Poise Engineering and Sales Company, Detroit, Mich.,
a partnership
Filed Sept. 22, 1958, Ser. No. 762,414
3,091,970
Patented June 4, 1963
2
and timing will be established between their operations.
These and various other objects are attained by the
method and construction hereinafter described and illus
trated in the accompanying drawings, wherein:
FIG. 1 is a top plan view of the complete machine,
indicating two circular work-pieces in dash lines.
FIG. 2 is a longitudinal vertical section taken on the
8 Claims. (Cl. 73—483)
line 2-2 of FIG. 1, the elevator being in its lower posi
tion.
This invention relates to machines and methods for 10
FIG. 3 is an upward continuation of FIG. 2, showing
testing work-pieces as to their universal balance and par
the elevator in its raised position, with a work-piece in
ticularly for determining both the amount of any un
balanced weight and its particular radial location with re
a partially advanced position on the elevator, the trans
fer arm being swung midway between its two positions
spect to the vertical axis of a work-piece. The inven
shown in FIG. 1.
tion may be considered an improvement upon the subject 15
FIG. 4 is a vertical section of the lower portion of
matter of ‘Patent 2,792,725, issued to me May 21, 1957.
the machine taken transversely thereof on the line 4—4
In the identi?ed patent, after disposal of a work-piece
of FIG. 2.
,
on a universally pivotal carrier, there may be initiated
FIG. 4A is a fragmentary section taken approximately
a cycle of operations including determination of amount
on the line 4A~4A of FIG. 2, showing to a larger scale
and radial direction of unbalance, a rotative actuation 20 and in more complete section a portion of the mechanism
of the piece to dispose its concentration of unbalanced
appearing in FIG. 4.
weight beneath a cutting tool, and actuation of such tool
FIG. 5 is a fragmentary vertical section taken on the
to the extent requisite to correct unbalance.
line 5—-5 of FIG. 2, and particularly showing a univer
An object of the present invention is to adapt work
sally pivoted work carrier.
pieces to be successively and automatically delivered to 25
FIG. 6 is a vertical section on the line 6--6 of FIG.
the pivotal carrier of a testing machine, as the ?rst step
4, particularly showing a pair of coacting control heads
of an operating cycle and to be automatically ejected
‘for gauging work unbalance.
from the machine as the ?nal step of such cycle.
FIG. 7 is a top plan view of the same, taken on the
Another object is to adapt the machineto so mark
line 7-7 of FIG. 6.
each piece during an operating cycle as to indicate both
FIG. 7A is a fragmentary vertical section taken on
the amount and radial direction of any unbalance.
the line 7A—7A of FIG. 7 and particularly showing one
Another object is to effect both aforesaid markings in
of several adjusting screws for a control head.
substantial concurrence.
FIG. 8 is a fragmentary vertical section on the line
Another object is to automatically mark the pieces, as
8—8 of FIG. 7, showing control means for a limit switch.
aforesaid, in a manner affording ready eventual removal 35
FIG. 9 is a fragmentary vertical section on the line
of the markings, while avoiding their premature disturb
9—9
of FIG. 7 and showing another limit switch and its
ance or accidental removal.
Another object is to employ drops of initially molten
Wax or the like as a marking medium, such drops imme
diately cooling, solidifying and adhering, when deposited
upon a work-piece.
Another object is to adapt the machine to selectively
apply markings of various colors, signifying various
control means.
FIG. 10 is a horizontal section on the line lit-10 of
FIG. 6, showing a mutually tangential relation of a pair
of control heads, which in FIG. 6 appear in a coaxial re
lation.
FIG. 11 is a fragmentary vertical section on the line
11—11 of FIG. 4, primarily showing a spiral spring and
amounts of weight which must ‘be applied to or removed
from a work-piece to correct an unbalance automatically 45 means for winding such spring and regulating its stress.
FIG. 12 is a top plan view of said spring and its con
detected by the machine.
,
trols, taken on the line 12—12 of FIG. 11.
Another object is to equip such a machine with an
FIG. 12A is an elevational detail view of a bumper
automatic elevator initially and singly receiving pieces
mounting ring appearing in FIGS. 11 and 12.
to he tested and serving in an initial uptravel to raise each
FIG. 13 is a vertical sectional view on the line 13—13
piece, as received, into engagement by a mechanism for
transferring such piece to vertical axial alignment with
a pivotal carrier suited to subject the piece to a balance—
testing or other operation, the elevator then lowering the
piece to a seat on such carrier.
50 of FIG. 1, showing a rotary wax-dispensing device ‘for
marking a workpiece to indicate its radial direction of
unbalance.
FIG. 14 is a horizontal sectional View of such device,
Another object is to adapt the aforementioned transfer 55 taken on the line 14—14 of FIG. 13.
FIG. 14A is a fragmentary elevational view of said
mechanism, in shifting a piece from an initial position
on the elevator to a ?nal position thereon, to eject a
previously tested or otherwise treated piece from the
machine.
Another object is to adapt the described elevator, in
device taken on the line 14A—14A of FIG. 13.
FIG. 15 enlarges a portion of FIG. 1 and is a top plan
view of a wax~dispensing device for marking work to in
dicate its amount of unbalance, if any.
FIG. 16 is a vertical sectional view of said indicator,
upward travel, to carry two work-pieces, ‘one of which
taken on the line 16—-1‘6 of FIG. 15.
has just been delivered to the machine, the other having
FIG. 17 is a front elevational view of the same indi
been tested or otherwise treated upon the aforementioned
cator.
carrier.
FIG. 18 is a horizontal sectional view of said indicator,
Another object is to provide a pair of coacting control 65
taken on the line .18-—18 of FIG. 16.
_
heads for gauging the amount and indicating the radial
FIG. 19 is a fragmentary enlargement of a portion of
direction of unbalance of work-piece, and to provide in
an improved manner for effecting and controlling a rela
FIG. 1, showing a limit switch and means for controlling
tive travel of such heads.
such switch responsive to loading of a work-piece on the
Another object is to so automatically control the bal
70 elevator.
ance-testing mechanism, elevator-operating mechanism,
‘FIG. 20 is a sectional elevation of such switch and con
and work-marking mechanism that a required sequence
trol means, taken on the line 20-420 of ‘FIG. 19.
3,091,970
3
FIG. 20A is a cross-section of said means, taken on
the line 2tlA—2tlA of FIG. 20.
4
the piston rod is driven to the right (FIGS. 25 and 26),
its travel is imparted to the rack-bar by the housing 210,
the spring maintains its expansion, and the resultant rota
FIG. 21 is a fragmentary elevational view on the line
tion of the pinion 18 serves to lower the sliding sleeve 17.
2.1-21 of FIG. 1, showing the control of two limit
When the drive is to the left, the spring 21a is somewhat
switches by a vertical rock-shaft, and means for rocking
compressed before such drive takes effect on the rack and
such shaft.
pinion to raise the sleeve 17. This avoids any undue
‘FIG. 22 is a horizontal sectional view of the same, taken
wedging of the sleeve 17 in its raised position, due to
on the line 22-22 of FIG. 21.
gradual inclination of the cam faces 17a, since the spring
‘FIG. 23 is a fragmentary vertical cross section, taken
on the line 23-23 of FIG. 2, showing a limit‘switch and 10 ‘21a will undergo a slight further compression in prefer
ence to wedging the pins 26 against the raised sleeve.
its control mechanism.
A limit switch LS9 surmounts the base 1 in proximity to
FIG. 24 is a vertical sectional view taken on the line
the spring housing 210 and is controlled by a bell crank.
24—24 of FIG. 1 and primarily showing drive means for
21g whose power arm bears on siad spring housing. An
the aforementioned radius—indicating, wax-ejecting mark
15 annular cam 21]‘ ?xed on the piston rod 21b is adapted
ing device.
to effect upward or downward rocking of said bell crank
FIG. 25 is a cross-section on the lineZS-ZS of FIG. 5,
according as said housing is driven to the left (FIG. 25)
enlarged to show a rack and pinion drive mechanism.
FIG. 26 is a similar view, in partial section, showing
another position of such mechanism.
or right (FIG. 26). This results in opening or closing the
switch LS9 according as the sleeve 17 is raised or lowered.
FIG. 27 is a diagram of electrical features of the ma 20 The function of the switch LS9 is hereinafter explained.
chine.
Tilting Control Head (FIG. 6)
Work Carrier and Its Universal Pivot (FIG. 5)
Rigidly secured, as by screws 22a, to and beneath the
?ange 12a of the sleeve 12, is the inverted hub 22 of a
surmounting the hollow base 1 of the machine is a
plate 2 welded or otherwise rigidly secured to such base. 25 spider having three, or some other plurality of projections
Upstanding from such plate is a tubular post 4 ‘clamped
to the plate by a nut 5. Slidably ?tted in and projecting
22b normally occupying a horizontal plane, and rigidly
mounting parallel downwardly extending rods 23, equi
distant from the vertical axis established by the universal
pivot 9 when said carrier is in balance. Said rods extend
in the base on lugs 3a rigidly depending from the plate 2. 30 freely through openings 24- in the plate 2 and are thus
afforded such swinging as is induced by tilting of the
Set into the top portion of the pin 6 is a short vertical
carrier. The rods 23 terminate in the lower portion of
length of ?exible wire % forming a universal pivot. The
the base and have their lower ends rigidly interconnected
upper end of such wire is rigidly carried by and at the
by a normally horizontal spider 25. Rigidly and centrally
axisyof said pin, and its lower end centrally mounts and
suspends a work carrier 16 Whose upstanding tubular hub 35 surmounting such spider, is a hollow metallic control
head 26 having an inverted frusto-conical upper portion
10a has an interior lug 1% a?ixed to said wire. The hub
27. The interior chamber of such head opens upwardly
10a has adequate annular clearance from the pin to afford
through and conforms to the upward ?are of such por
a requisite slight tilting of the carrier, and the pin has a
tion.
slot 11 opening in its periphery to adequately clear the
It will now be evident that the carrier 10, spider 22,
free portion of said wire and accommodate and afford 40
22b,
rods 23, spider 25, and head 26 jointly form a verti
working clearance to the lug 1%. A sleeve 12 concen
cally elongated balancing unit, and that an axis of equi
trically encloses the hub 10a, and has a ‘flange 12a resting
librium for such unit is established by the universal pivot
on the carrier 10. An adapter 12b is carried by the sleeve
9, and that such axis may diverge from the ?xed vertical
12-, and a work-piece 13 may be slip-?tted on the adapter
pivot axis proportionately and responsive to any tilting of
for balance testing purposes. A universal pivot of the
type above described is disclosed in greater detail in my 45 the-work carrier 10. It is essential to accurately center
the head 26 at said axis of equilibrium of the balancing
Patent 2,349,288, issued May 23, 1944.
unit. By means of three set screws 26a, installed upon
Relief Provision for Universal Pivot (FIGS. 5, 25, 26)
the spider and adjustable along radii of said head, the
latter may be adjusted in any lateral direction to- assure
When a work-piece is being applied to or removed from
the described carrier, it is highly desirable to safeguard 50 its desired centering.
the pivot wire 9 vfrom consequent stresses which might
Sliding Rotary Control Head (FIG. 6)
otherwise damage or break such wire. For this purpose,
Coacting
with the head 26, within and normally up
a sleeve 17 is slidably fitted on the post 4 and is afforded
wardly spaced from the latter, is a smaller metallic head
a slight up or down actuation responsive to rotation of
a pinion 18 journaled on said post and seated on the plate 55 28, having an inverted frusto-conical periphery, inclined
in parallelism with the ?ared inner face of the head 26,
2. Such pinion may be driven by a rack-bar 1S’: and car
when the two heads are coaxial. To adapt the head 28 for
ries a pair of upstanding headed pins 20. The lower end
travel along the ?xed vertical axis determined by the
face of the sleeve has duplicate helical cam inclinations
universal pivot 9, such head is rigidly held by a nut 29
17a seated on the heads of said pins, whereby a partial
on the lower end of an upright shaft 30, slidable and
revolution of the pinion will slightly raise or lower the 60 rotatable
within a vertically elongated bearing 31. The
sleeve. -In raised position, the sleeve slightly elevates the
latter is rigidly clamped at its upper end by a nut 32 to
carrier 10 and thus relieves the universal pivot. When
a cross-bar 33 suitably ?xed within the base 1.
lowered, the sleeve sufficiently clears the carrier to afford
Slidable up and down on the bearing 31 is a sleeve 34
the latter a slight requisite tilting about the universal pivot.
65 formed with a coarse exterior screw thread and having
The rack-bar 19 derives its sliding actuation from a fluid
a vertically elongate slot 35. A roller 36 journaled on a
motor 21 of piston and cylinder type.
pin 37 radially projecting from the bearing 31 is so ?tted
Referring now particularly to FIGS. 25 and 26, it is
in the slot 35 as to prevent rotation of said sleeve, while
preferred to interpose a coiled spring 21a between the
a?ording the latter its intended up and down travel. An
rack-bar 19 and a piston rod 21b included in said ?uid 70 annular ?ange 38 rigidly carried by the shaft 30‘ is set
motor, such rod having an extension 21c forming a tubu
into a recess in the lower end of the sleeve 34 and is re
lar housing for the spring. The rack rigidly carries a bolt
tained in such recess by a ?ange 39o interiorly formed
on an insulating collar3~9 threaded on the sleeve. This
21d extending centrally into and headed within the hous
permits a rotation of the shaft 30 independent of the
ing ‘21c, and the spring reacts between the head of such
sleeve, while requiring the shaft to participate in sliding
bolt and ‘the housing end adjoined to the rack-bar. When
above the post is a pin 6 seated at its lower end on the head
of an adjusting screw 7 threaded in a plate 8 carried with
Документ
Категория
Без категории
Просмотров
0
Размер файла
2 033 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа