The gunsmith's manual : $b A complete handbook for the American gunsmith, being a practical guide to all branches of the tradeStelle, J. Parish (James Parish)
History
The gunsmith's manual : $b A complete handbook for the American gunsmith, being a practical guide to all branches of the trade
Stelle, J. Parish (James Parish)
Gunsmithing
_Vise Appendages._—The best vise for general use is one made by C.
Parker, Meriden, Conn., and is termed a “swivel” vise. To the bench is
attached a round plate of iron, and on this plate the vise turns to
right or left as may be desired. It is held in position by screwing up
a nut by means of a handle underneath the bench. The jaws are of steel,
and a small projection back of the jaws, formed like a small anvil,
is very convenient for bending work or to lay work upon for cutting,
working with prick punch, etc. The width of jaws of No. 22, the size
that is most convenient, is three and five-eighths inches, the weight
about thirty-five or forty pounds, and the price about eight dollars, or
perhaps a little more. This vise is shown in Fig. 17.
[Illustration: FIGURE 17.]
As the jaws of the vise where the steel faces come together are cut like
a file and tempered, they will necessarily mar or bruise the work. Pieces
of brass or copper must be bent so as to be retained in place and at the
same time cover the file-like surface of the jaws. Pieces of leather,
common belt leather, upon which a little beeswax has been spread, may be
placed between the jaws, and by forcing them together with the screw the
leather will be retained in place. In holding barrels, stocks, and for
stocking a fixture made like the cut, Fig. 18, is best. Two pieces of
thin board, or even two pieces of a wide barrel stave may make it. The
opening is for the purpose of “straddling” the square box of the vise
that encloses the screw. Nail a piece of wood about an inch and a half
thick across the bottom part, before the opening is made, and also nail a
thin piece across the top of the pieces, being careful to sink the nail
heads to as to not mar the work. The top ends of the fixture must come
even with the top of the vise jaws.
[Illustration: FIGURE 18.]
For holding screws without damaging the heads use a pair of false jaws
made of cast brass, like those shown in Fig. 19. The heads being held in
the indentations formed along the upper edges of the fixture. For holding
rods or small square pieces without injury a similar pair of false jaws
are made which are shown in Fig. 20.
[Illustration: FIGURE 19.]
[Illustration: FIGURE 20.]
For holding articles that are tapering a fixture is required like that
given in Fig. 21. The yoke clasps the neck of the vise, and is held in
place by a set-screw. The upright pin is received in the yoke by turning
on a screw cut for the purpose, and by turning this up or down, the
triangular piece at the upper part is made to accommodate itself to the
height of the vise. The back angular corner of this piece has a bearing
against the jaw of the vise, and the opening made between the other jaw
of the vise and the front of this angular piece will be the same as the
piece of work that is held between the two.
[Illustration: FIGURE 21.]
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