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Патент USA US2369600

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Feb.‘ 13, 1945.
A c, NELSEN
2,369,600 _
COMBINATION LATHE-TOOL
Filed Oct. 13, 1943 ‘
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VIrNVENTOR.
mired-s 6/
ielsen
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BY
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Feb. 13, 1945.
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A. c. NIELSEN
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2,369,600
COMB INAT ION LATHE-TOOL
Filed Oct. 13, 1943
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4 Sheets-Sheet 2
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INVENTOR.
I jndraas 812/3150?’
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wawad?'
31/275.
Feb. 13, 1945'. _
A_ c. NELSEN
'
2,369,600
COMBINATION LATHE-TOOL
Filed Oct. 13,’ 1943
4 Sheets-Sheet 3
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INVENTOR,
?dreaw 5. j’Viélselz .
BY
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,yl/
Feb. 13, 1945.
A. c. NIELSEN
2,369,600
COMBINATION LATHE-TOOL
Filed 061;. 13, 1943
4 Sheets-Sheet 4
Patented Feb. 13, 1945
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'7 2,369,600"
UNITED I STATES" . PATENT‘, OFFICE
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2,369,600}
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COMBINATION LATHE-roof.
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, ‘ Andreas G. Nielsen, East Cleveland, Ohio
Application October 13, 1943,‘Serial;-'No. 506,120‘, I I
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1o1ami.
(CL-29448)
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plates, removed from thejcheek carrying post. _
mgmeu is'ia‘ "view ‘in side elevation‘ of the
cheek plate shown, in Figure ‘10 looking in the
directionof vthearrows B--B in-Figure 10 to
dividually mounted cutters or bits well under;
stood by others skilled in the art.
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Figure 10 isa top plan view of one of the cheek
/ My inventionj'relates broadly to a combinae I
tion lathe-tool, comprising one or several inc-v
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The object of this invention is to provide va
simple construction having efficient means for
the purpose of facilitating the tool setting pref
illlustrate the position
therein.
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of " the
chamber ‘50
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. Figure 12 is a top plan view of the shouldered
I paratory to turning.
.The stop- engaging member mounted in ‘the
base has a slight. rotationalmovement to com:
nut 39 with its socket?llister head cap screw 52.
Figure 13 is; a side ‘view of the shouldered nut
pensate for the exact want of alignment of‘ the
Figure 14 is a plan view of the stop engaging
shown in Fig. 12.
stop receiving groove formed in the removably
and adjustably mounted stop member or mem-,
bers in the tool carrying member, thus obviate
ing the effort of positioning the tool mounting
to an exact index marking as is usual withgjla
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member (l5 mounted in‘ the base l0, clearly shown
in position in Figure 2.
construction, combination and‘tarrangement ‘of
parts hereinafter set forth as shown by the ac,
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Figure .15 'is' aside view of the stop engaging
it
member shown‘ in Figure 14.
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Figure 16 is a‘ front View of the stop engaging
tool mounted on a compound rest on a lathe;~
I The invention consists substantially in the
member shownlin Figures 14 and 15.
t
Figure 17 is a side view of the stop engaging
20 member and the handle by means of which it is
' manually voperated in thebase.
Figure 18 is an end view of the handle shown in
companying drawings and ?nally pointed out in
the appended claim.
.7
"
Figure 17 ‘illustrating- the position’ of the ec
Reference is to be had to the accompanying.
drawings forming a part of thisvspeci?cation in I
centric; pin thereon. ‘
Figure lis‘ a top plan view of the combina
tion lathe-tool, one of the closure plates 66 has
been removed to show the arcuate slot in the
member being provided with a boring bar, the
I Figure 19 is. a ‘top plan view of a variant of a
which like reference characters‘ indicate corre-' 25 tool
carrying‘ member that may be mounted on
sponding parts throughout the several‘ views. :
the base shown in Figure 2, the tool carrying
plate 31,, and its approximate position therein
between the cheek carrying posts.
._
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30
in'Figure l9.
}
illustrating the approximate position of the stop
engaging member l5, and the handle l6 by means:
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Figure 4 is a side .view of the ‘T' shaped
member shown in Figure 3.
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I Figure 5 is a sectional view taken on line ,A—-A
in Fig. 1.
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Figures 19‘ and 20.
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"I‘hebase ‘l0 isformed with an eccentric II,
and a: perpendicular cylindrical tubular member
of Figure
which it3 is
ismanipulated.
an end' view ‘of the
_ rTI _shaped
) I
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'_
"Figureh21 is'a plan view of the groovedring
that may be adjustably mounted in the recess
provided‘in the tool carrying member shown in
Figure 2 isaplan view of the base and further
member.
boring barpbeing shown fragmentary}
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“Figure 20 is a side view of the variant shown
40
.
' Figure 5A is a bottom viewof Figure 5 taken
I? havinga common center with the eccentric.
The upper endl3 of‘ the aforesaid cylindrical
member is provided with an external screwthread
|4_for the reception of thefnut 33. In the base
there is provided a vertically positioned movable
stop engagingvmember l5 which is manipulated
‘by. meansof the handle l6~..
on the line C--C, the base has been removed to
disclose the recess in the tool carrying member, 45 ,g .The stop’ engaging member comprises a’ solid
cylindrical portion“ having its periphery in
and also the removably mounted adjusta le.
te'rrupted to provide a ?at surface as at’ Hi. In
segmental
Figure 6 sections
is a planinview
the of
recess.
one of the segments
separated from the tool carrying member. "
Figure '7 is an edge elevation of the segment
the cylindrical portion there is provided atrans
so
verse groove l9‘for the reception of the eccen
trically positioned pin 23 integrally.‘ formed on
the‘ end of the cylindrical portion 22-of the han
shown
, Figure
in 8Fig.
is a6. plan
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view of
' one
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of the closure
dle l6.
plates separated from the tool carrying member.’
member is reduced‘ and is adapted to engage in
Figure 9 is an edge elevation of thewclosurjei
plate shown in Figure 8.
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The, portion 2| of the stop engaging I
a groove formed in the segment or ring herein-.
to
after
described.
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2,369,600
In-the solid cylindrical portion 22 of the han
dle l6 there is provided a through bore 24 adapt
ed to receive-the pin 25, the portion 26 of which
projects beyond the cylindrical portion and is
52 threaded therein are shown in Figs. 12 and Y13.
In the plate portion 31 of g the tool carrying
member 3| adjacent its bottom surface there is
provided ?xedly mounted horizontally extending
adapted to engage the upper wall of the eloni
gated recess 21 formed in the underside of the
base. Detail views of the stop engaging mem
ber and the handle are shown in Figs. 14, 15, 16
and 17. The recess 21 in the base is shown in
studs 42, 43 and 44, all alike, one being provided
for each cheek plate, these studs are shown clear
ly in the bottom view of the tool carrying mem
ber 3| in Fig. 5A.
In the face of each of the cheek plate carrying
Figs. 1 and 2 in [dotted lines, and the relation of 10 posts there is provided a vertically extending par
the portion “28 ‘of?the .pin in the recess is also
allelgroove'45, seeposition of the grooves in Fig. 1.
shown vin Figs. 1 and 2. A detail viewv of the pin
The surface remote from the groove is angularly
extending out from the cylindrical portion 22 of ‘ inclined as illustrated in Fig. 1 at 46. .
the handle I6 is shown in Figs. 17 and 18.
The projecting portion 26 of the pin. iszadapt- .1;
The cheek plate 41 in which the tool bit 48 is
ed to limit the rotational movement of the han
dle to 180° in its movement in the base'by'en-"PT
gaging the upper wall of the- recess :21 formed; ._
therein. When the handle is turned clock-wise,
the stop engaging member is released from the‘? 520
groove formedin the segment or ringmounted
in the recess formed inthe tool carrying mem
ber, and when turned‘counter-clockwise it is
moved upward into the groove. .The movement
removablyand adjustably secured by means of
the set screw 54 is machined to ?t the cheek plate
carrying post‘ with‘ accuracy; and the integrally
formed rib 4.9 on .the cheek plate slidingly ?ts in
the groove 45 formed in the cheek plate carrying
post ‘and is adapted to keep the cheek plate in
_ exact alignment thereon as ,well as to assist in
taking the thrust .on the tool bit in the machin
ing operation. In the cheek plate there is pro
vided a chamber 50. remote from the ribv 49 but
is impartedto the stop' engaging member by 25 parallel therewith that extends from its bottom
means of the eccentric pin 23on the. end of the
cylindrical portion of the‘handle acting as a cam
surface part way up its length and into which one
The T shaped member 28 isadapted to ?t. in
the slot provided to receive the same‘in the con
the cheek plate upward on the cheek plate carry
ing post‘ to adjust the height of the tool bit car
ried thereby, and’ when the'set'screw 5| is screwed
upward the cheek plate may be manually forced
downward to properly position vthe tool bit rela
tive to the stock ‘being machined. The socket
of the ?xedly, mounted horizontally extending
in the transverse groove l9 formed in the stop
studs may extend. The chamber 50 in the cheek
engaging member. The aforesaid movement
‘plate is shown in the bottom view of the tool car
transmitting means is, longitudinally mounted
rying member in Fig. 5A,, and also in the detail
in the base In, see Fig. 1. The stopengaging 30- views of the cheek plate shown in Figs. 10 and 11.
member has a slightrotationalslack‘in the base
A set screw 5| in the cheek plate extends vertical
to compensate for want of exactalignmentv of
ly downward into the chamber 50, and is adapted
the groove formed in the segment .orring. In
to engage the horizontally extending stud projecti
the arrangementof the parts shown in the de- : ing from the plate portion of the .tool carrying
tail assembled view shownin Fig.,17, itwill be I member thereinto. See position of the afore
noted that the end of the cylindrical‘ portion ‘22
mentioned studsin Fig. 5A.
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is spaced apart a short distance .from the ‘?at
When the socket. ?llister head cap screw 52 in
face l8 on the stop engaging member, this con
the counterbore 53, in the cheek plate 41 is re
struction allows the stop engaging member to
leased in the nut 39 mounted in the cheek plate
rotate slightly to enter the groove, in the. segmentv
carrying post, the. setscrew 5| in the cheek plate
or ring should it be out of. exactalignment with
with its tool bit 48 may be'screwed down against
the portion 2 I
the stud extending into the chamber 50 to force
ventional compound rest. on a standard lathe, and
the base l0 isheld in. clamped position‘ thereon by
means of a socket ?llister head cap screw 29-that
extends down through the perpendicular cylin
drical portion on the base to thread‘ into vthe 50 ?llister head cap screw 52 is adapted to clamp the
threaded bore 30 provided therein to'receivethe
same. The aforementioned T shaped member
28 and the socket ?llister head can screw 2915
provided to clamp the base on the. compound, rest
of the lathe, well understood by those skilled. in‘
the art.
"
On the base there is removably mounted a ro-.
tatable tool carrying member 3| and is held there
on by meansof friction washer 32 and the nut
'33. The tool carrying member is providedwith
applurality of spaced perpendicular cheek plate
carrying posts as at 34, 35and 36,.shown in .the
plan view Fig. .1. As these cheek plate carrying.
posts are all of similar. construction, it. is thought
cheek plate‘against‘the cheek plate carrying post
through its cooperation with the shouldered nut.
The tool bit is held in position in the cheek
plate by means of the set screw 54 that is threaded
into the cheek plate and engages the tool bit as
shown in the detail view in Fig. 11.
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In the bottom surface of the plate portion '31
there is provided an annular recess 55 concentric '
with the eccentric II on the base I'll, in which an
annular ring 56 as shown in'Fig. 21 or a plurality
of segmental sections such‘as‘that shown in‘the
bottom view in Fig. 5A at 51, 58 and 59 may be' ad—
justably andz-removably mounted ‘ therein.
The ringor segment‘ may be provided with one
that a description of one of them willsu?iceifor 65 or more stop engaging grooves as "shown at 60
all. The check plate carrying post is integrally
formed with the plate portion. 3| of the toolcar
rying member and is provided with a vertically
extending elongated through slot.38 for the re
ception of :theslidably mounted nut 39, which is
provided "witha treaded’bore 40 and a shoulder
4| atone-end, provided to prevent the nut slipping
through the slot formed in the cheek plate carry
and 6|, see Fig. -21,~orv as at 62-.in the segment.
See detail views'8 and 1, also the segments ‘in
place in the bottom view-Fig. 5A.
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In the plate portion .31zthere is provided_a plu-v
rality-of curved or arcu'ate- elongated slots posi
tioned between the cheek plate carrying posts
disposed in~a circle as at ‘63, “and 65. See the
position of the aforesaid slots in the- dotted lines
ing post’ in which it is mounted. Detail views of
the‘nut 39'with a socket ?llister'head cap screw. 75 in Fig. 5A, also in Fig.1 under the closure plates
66. In Fig, 1, one of the closure. plates “has been
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2,369,600
cess ‘formed in the bottom surface thereof, an
removed to clearly showthe position of the ar
cuate slot in the plate portion 31, and the seg—
‘ment below in the recess.
eccentric portion on its upper surface,‘ a perpen
dicular cylindrical tubular portion concentric
with the ‘eccentric,the'upperend of which-is
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" A closure plate 66 is provided'for each of the
provided with an external screwthread, a handle
aforesaid arcuate slots, and each is provided
with a hole 61 through it for the reception of a
socket ?llister head cap screw 68 that extends
having a cylindrical portion having a through
bore therein and aneccentrically positioned pin
threaded bore in the segment oryring adapted
to receive the same. The socket ?llister head
von the endthere'of', longitudinally mounted in
the base, a pin mounted in the through bore in
the cylindrical portion of the handle and hav
ing a portion thereof projecting therefrom to
cap screw is provided to hold the closure plate
in place over the arcuate slot, and also to secure
handle in the base, a stop engaging member
1 through the closure plate, the plate portion 3‘!
, of‘ the tool carrying member '3! to engage in a
engage the upper wall of the elongated'recess ~
formed in the base to limit the rotation of the ‘
the segment or ring» in‘ place in therecess 55,
The curved or 15 mounted in'the base vertically to the longitu- I
' before and after adjustment.
dinally mounted handle, having a reduced up
per portion, and having a ?at surface formed
arcuate slots are provided'to permit the adjust
~ment of thetool carrying member3l on the base
rotationally. The closure plate 66 is adapted to
thereon having a transverse groove formed
therein to receive the eccentrically positioned
keep the metal chips out of the slots, and also
pin on the handle, the handle being adapted to
to act as a friction washer under the socket 20 actuate the stop engaging member through the
?llister head cap screw.
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,
eccentrically positioned pin- thereon acting as a '
cam in the transverse groove, a tool, carrying
, When it is necessary to adjust the tool bit
rotationally relative to the stock being machined,
p the predetermined socket ?llister head cap screw‘ .
member comprising a plate having an’annular
is released, thus releasing the segment or ring 25 recess formed in the under surface thereof con
centric with the eccentric on the base, a plu
in the recess 55, after which the tool carrying
rality of perpendicular arranged cheek plate
carrying posts integral with the plate portion,
member may be rotated slightly to the right or
ytlieleft to bring the tool bit in to proper posi
tion, and when properly positioned the released
the plate portion having arcuate slots formed
therein‘ between the cheek plate carrying posts,‘
socket ?llister» head cap screw is tightened, 30 the
plate carrying posts each being pro
securing the tool carrying member in position on 'Videdcheek
with a vertical elongated vthrough?slot,
the base.‘
and having adjacent thereto a ‘parallel vertical
It, is obvious that the down-time for tool
groove, ?xedly mounted longitudinally'extending
grinding and resetting is cut down to, a mini
studs mounted in the plate portion adjacent its
mum, and production may be vstepped up. Fur
thermore the tool bit is solidly clamped and sup
ported with a minimum of overhang.
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35
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lower surface, acheek plate removably and ad
justably mounted on‘ each cheek plate carrying
post and provided with an integral rib and
also having a chamber formed therein parallel
the; rib‘ but remote therefrom, the rib engag
in Fig. 2 to illustrate how various tool carrying‘ 40, to
ing] in the parallel groove in the cheek carrying
‘
vmembersmay
be ‘substituted thereon. To re
post,’ and the chamber receiving one of, the
move the tool carrying member and replace it
I In the variant shown in Figs. 19 and 20, a bor
ing bar holder 69 is mounted on the base‘shown
?xedly mounted longitudinally extending studs,
with another, the nut 33 and the washer 32 are
aiset screw in the cheek plate and extending
the stud extending
placed on the base, the washer and nut .restored 45 ‘into the chamber to engage
thereinto,
a
'socket
?llister
head
cap‘ screw in
to their respective place, then the ring or seg
the cheek plate adapted to hold the cheek plate
ments are adjusted to meet the exigencies of use.
on the cheek plate carrying post through its co
A face plate for a lathe is shown at 10 with a
operation with a shouldered nut slidably mount
standard lathe dog 1| mounted on a piece of
stock centered on a lathe center mounted in the to ed in the vertical elongated through slot in the
cheek- plate carrying post, ‘a tool bit removably
headstock spindle in the vwell known manner
_ removed and the selected tool carrying member,
and familiar to those skilled in the'art. ‘The
and adjustably mounted in the cheek plate and
combination lathe-tool, with one of its tool bits
grooved segments removably and adjustably
in operative position is shown in Figure 1. .
held j therein by a set screw, a plurality of
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mounted in‘ the recess in the plate portion, a
It is believed that the operation of the com
bination lathe-tool will be clear, in. view of the
closure I plate having a hole therethrough to
foregoing description which has been given in -
connection with that of the construction.
cover an arcuate slot in'the plate portion, ,a
.socket ?llister head cap screw passing through
the hole in the closure plate and down through
thearcuate
slot formed in the plate portion tov '
60
engage in a threaded bore in the segment
ing'from the spirit or essential attributes there- '
mounted in the recess in the plate'portion to
of;' and'I therefore desire that the present em
secure the segment, a friction washer mounted
' bodiments to be considered in all respects as
on the cylindrical tubular portion and a, nut
illustrative and not restrictive, reference being
had to the appended claim rather than to the 65 threaded thereon to secure the tool carrying
member ‘on the base, and a socket ?llister head
foregoing description to indicate the scope‘ of the
, cap screw passing down through thecylindrical
tubularv portion and threadedly engaging a-T
Having thus described my invention, What I
I am aware that ‘my invention may be em- -
bodied in other speci?c forms without depart
invention.
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-~ shapedmember cooperating therewith to secure -
claim
is:
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In a device of the class described, comprising,
in combination, a base having an elongated re
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the device on a lathe.
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ANDREAS C.. NIELSEN.
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