Deeds of a great railway : $b A record of the enterprise and achievements of the London and North-Western Railway company during the Great WarDarroch, G. R. S. (George Richard Sutton)
History
Deeds of a great railway : $b A record of the enterprise and achievements of the London and North-Western Railway company during the Great War
Darroch, G. R. S. (George Richard Sutton)
London and North-Western Railway; World War, 1914-1918 -- Transportation
The rough forging of a shell body, rolled and pressed to suitable
dimensions from a steel billet, is an uncouth-looking object,
resembling as much as anything one of those upright earthenware
umbrella-stands to be found in any cheap furnishing store; and with a
view to licking it into shape, to turning it as quickly as possible
into the smoothly finished article it was destined to become, Mr.
Cooke's representative, on his return from Woolwich, having, as a
preliminary, set in motion the machinery necessary for a supply of
gauges, forthwith proceeded to improvise a further series of machines
and tools, calculating the nature and number required for a given
output of shells per month, and mapping out a plan whereby the
various operations should follow one another from start to finish in
correct and regular sequence. How important is the strict adherence
to a regular sequence of operations is borne out by the fact that
a shell might easily be ruined in the event of any operation being
performed out of its turn. A convenient and suitable _locale_ in
which to lay out this shell-manufacturing plant was found available
in a previously unoccupied extension of the new fitting shop; and as
in the case of fuse manufacture at the old works fitting shop, so in
the present instance, members of the fair sex were destined to figure
prominently--a little band of neatly attired novices, some 150 strong,
speedily responding to the call, and ranging themselves under the
immediate supervision of a suitable quorum of expert mechanics of the
sterner sex.
[Illustration: 6-INCH SHELL MANUFACTURE IN THE NEW FITTING SHOP, CREWE
WORKS. [_To face p. 112._]
A multiple cutter-milling machine, formerly habituated to the
peace-time art of facing locomotive cylinders, suddenly found itself
saddled with a row of a dozen shell forgings, the open ends of which it
faced to a correct distance from the inside of the base. Thenceforward,
engine and turret-lathes deftly manipulated by our little friends of
the fair element bore the onus of the succeeding operations.
Ordinary engine lathes were eminently suitable for operations such as
centring, rough and finished turning, grooving and external blending
and turning copper bands. Then, thanks to the facility with which the
various tools can be swung round in the lathe-turret and brought to
bear on the work, turret-lathes were employed on operations such as
rough and finished boring, internal blending, recessing and facing.
Rough turning on a fluted mandrel, rough and finished boring, and
internal blending, in a concentric chuck secured to the face-plate of
the lathe, are operations quickly disposed of.
"Blending," needless to say, produces in the mind an impression of
smoothness and of harmony: smoothness unscored, that is, of the walls
and base; harmony complete between the two, and indispensable.
Public-domain text, read in full here on John Shaqi.
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