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Патент USA US2405825

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Aug, 1&19546.
A. GRUNOW
DIE SET
Original Filed April '5, 1945
-'
INVENTOR.‘
?atented Aug. 153, 1946
2,405,825
,
2,405,825
DIE SET ‘
Alfred Grunow, Nutley, N. .i.
Griginal application April 5, 1945, Serial No.
586,794. Divided and this application October
5, 1945, Serial No. 620,544
4 Claims.
(Cl. 164-418)
1
.
2
My invention relates to improvements in die
pensive repairs causing suspension of its oper
sets and especially, has reference to and is illus
trated in the accompanying drawing as applied
Of course it will be understood that various
to the guide post bearings thereof, which bear
modi?cations may be made in the construction
ings are adjustable longitudinally and rotation
and arrangement of parts without departing
ally, thereby providing for the taking up of wear
from the spirit ofv the invention as claimed.
and insuring more correct and uniform action.
- I claim:
This application is a division of my co-pending
1. A die set having movable and immovable
patent application Ser. No. 586,794.
parts, guide posts secured therebetween, tapered
Referring to said drawing, Fig. 1 illustrates in 10 holes in one of said parts in alignment with said
front elevation, parts being broken away, a por
post's, tapered bearings in said holes surrounding
ation.
'
.
tion of one side of a die set embodying an appli
said posts, said bearings being contractable to
cation of my invention, and Fig. 2 is an enlarged
take up the wear between said posts and said
detail of the upper portion thereof.
bearings, and means for adjusting said bearings.
l indicates the die-shoe or holder in which is 15
2. A die set having movableand immovable
secured the guide post 2, and 3, 4% indicate the
nut and jam-nut respectively, threadably engag
parts, guide posts secured therebetween, tapered
ing the bushing 55, slotted alternately from top
posts, tapered bearings in said holes surrounding
said posts, said bearings being contractable to
holes in one of said parts in alignment with said
and bottom as shown at t, i’, said bushing being
threaded externally as indicated at 3.
The 20 take up the wear between said posts and said
bearings, and external means for adjusting said
bushing is seated in tapered hole 9 in the
punch holder Ill, and guides its travel or recipro
cation on guide post 2, annular grooves ll serv
bearings.
3. A die set having movable and immovable
ing to retain the grease or lubrication therefor.
parts, guide posts secured therebetween, tapered
In applying my invention, the punch holder it 25 holes in one of said parts in alignment with said
with its bearing bushing 9 is pushed down on
posts, tapered bearings in said holes surrounding
guide post 2, over which nuts 3 and it have already
been dropped. These nuts are then engaged and
tightened upon the lower threaded end of the
said posts, said bearings being contracta-ble to
take up the wear between said posts and said
bearings, and means for adjusting said bearings
bushing, nut 3 being ?rst tightened against the 30 longitudinally and rotatably.
underside of the holder plate I!) and then look
4. A die set having movable and immovable
nut Ll.
parts, guide posts secured therebetween, tapered
Any wear developing between the post 2 and
bushing 5 may be taken up by nuts 3 and 4, and
any unevenness or lateral wear due to slight mis
alignment, may be recti?ed by rotating the bush
ing 5 before tightening nuts 3, 4. Thus simple,‘
holes in one of said parts in alignment with said
posts, tapered hearings in said holes surrounding
35 said posts, said bearings being contractable to
take up the wear between said posts and said
bearings, and threadably engaging means for
quickly adjustable, and inexpensive means are
provided for safeguarding the die from undue
wear, destructive lateral distortion and for ex
drawing said contractable
through said tapered holes.
40
bearings .axially
ALFRED GRUNOW.
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