US825634A - Method of rolling plates and sheets. - Google Patents

Description

PATBNTED JULY 1o, 1906.

C. W. BRAY. METHOD 0F ROLLING PLATES AND SHEETS.

A'PPLIGATION FILED FEB.9.1903.

4 SHEETS-SHEET l.

INVENTOR il( /u/aw a; 122/ PATENTED JULY 10, 1906. C. W. BRAY.

METHOD 0F ROLLING PLATES AND SHEETS.

APPLICATION FILED PBB.9,1903.

4 SHEETS-SHEET 2,

INVENTOR No. 825,634. PATENTED JULY l0, 1906.

C. W. BRAY. METHOD 0F ROLLING PLATES AND SHEETS.

APPLICATION FILED FBB.9, 1903.

4 SHEETS-SHEET 3.

wlTN SSES Q 'N ,L @Lf/fw PATBNTED JULY 10, 1906.

o. W. BRAY. METHOD 0E ROLLING ELATES AND SHEETS.

APPLICATION FILED FBB.9,1903.

4 SHEETS-SHEET 4 WITNESSES tri hij

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CHARLES W. BRAY, OF PITTSBURG, PENNSYLVANIA, ASSIGNOR TO AMERICAN TlN PLATE COMPANY, OF ORANGE, NEW JERSEY, A CORPORATION OF NEW JERSEY.

METHOD OF ROLLING PLATES AND SHEETS.

N0. 825,634. Specification of Letters Patent. Patented July 10, 1906.

Application filed February 9 1903. Serial No. 142,448.

To all whom it may @n/067%: sprocket-chains 21 over supporting-plates 22,

Beit known that I, CHARLES W. BRAY, of and thence by successive chains 23 and 24 55 Pittsburg, Allegheny county, Pennsylvania, over the separated supports and 26. The have invented a new and useful Method of ack is thus fed forward until the front ends 5 Rolling Plates and Sheets, of which the folof the sheet strikes stop-fingers 27, dependin lowing is a full, clear, and exact description, from a rack-bar 28, supported in overhea reference being had to the accompanying guides 29. The rackactuating pinion 60 drawings, forming part of this specification, also engages another oppositelyextending in whichrack-bar 31, having a de ending finger 32,

ro Figure 1 is a diagrammatic plan view of which may swing forward y, as indicated in apparatus yarranged in accordance with my dotted lines in Fig. 3, but is stopped a ainst invention. Fig. 2 is a diagrammatic side eleswinging backwardly beyond a vertica posi- 65 vation of the same. Fi 3 is a top plan view tion. The bearings 33 for thev rack 31 and of the squaring-up and s ear mechanism for a an overhead frame 34, preferably consisting of 15 pack. Fi .4 is a side elevation of the squarthose for the rack- 28 are both carried from ing-up an pusher mechanism for the shears; a channel secured to a cross-bar on the housand Fig. 5 is an end elevation, partly in secings, with its outer end carried on supports 35, 70 tion, of the pack adjusting and shearing within which may-be mounted a shaft 36, mechanism. Y havin a sprocket-wheel connected by chains zo My invention relates to the rollin of black 37 wit a sprocket on the shaft, carrying the lates or sheets, and is designed to essen the inion 30. The shaft 36 carries a han abor and reduce lthe cost of producing such wheel by which the fingers 27 and 32 may be 75 sheets or lates.

y simultaneously moved toward or away from Tn the rawin s, referring to Figs'. 1 and 2, each other, and after the ends of the packhave 2 5 2. 3, and 4 are eating-furnacesmto which l been stopped by fingers 27 the o erator actuthe bars are fed through rear o enings 5.

ates the and-wheel to draw t e fingers to- The bars ,which are heated in the rnaces in ward each other, and thus center up the pack a continuous manner, are pushed out through and bring it into correct position relative to the the front openings 6 to feed-tables 7, leading shears. In the transverse s aces between the 3o to a feeding apparatus 8 at the entrance to the carrying sprocket-wheels or the chains 21,

continuous or tandem mill. The first portion 23, and 24 and beyond the last sprocketof this mill I have shown as consisting of six wheel 1 provide three pushers 38, which con- 85 sets of rolls 9, 10, 11, 12, 13, and14, arranged sist of hollow slides movable on transverse in tandem with suitable feeding devices 15 rods 39 and carrying bent and pivoted push- 3 5 between them. The metal bars after passin fingers 40.l The lower parts of the slides are singly and successively through these fixe connected by pivotal lin s 41 with lever-arms passes, pass between feed-rollers 16, which are 42, which project from a' common shaft 43, 90 driven and which feed the metal into the which is rocked by hand-lever 44. When matchin mechanism 17. This matcher is the hand-lever is pushed forward, the. push- 4o preferab yarranged as shown and described in fin ers will act u'oon the side ed e of the pack my copending application,Serial No. 141,320, an force it forwardly within aring guides filed January 31, 1903, and from it the pack 45, leadin to the rotary shears. Y is fed out between feed-rolls 18 and into two I have s own the shear-blades as being five further sets of tandem rolls 19 and 20, ar-

in number, the outer ones trimming the edges, 45 ranged in line with the first set with suitable while the inner ones divide the pack into four fee mechanism 15 between them. The packs. These rotary shear-blades 46 are pack formed in the matcher is rerolled in the secured to the shafts 47, sulported in suit- 10'0 succeeding sets, and is thus elongated to a able bearings 48, the shearades workin len th which is undesirable for finish-rolling, through slots in the guide 45. In front o 5o an l sever the pack transversely before rethe rotary shears are placed feed-out rollers heating for-f`1nishing- Thus, as shown in 49,which feed out the severed packs. These Fi s. 3, 4, and 5, the Itpack issuing from the packs slide down the inclined chute 50 and 105 rol s 20 is carried orwardly by parallel drop upon the tilting support 51 of truck 52.

and then nished by rolling upon a single fin- ,l

ishingdnill, if thinner gages are desired. I pre er ack. After shearing s rolled pack, if it is t reeply and heavy sheets are to be formed, I preferabl heat and finish-roll the pack as it 1s sheare with these three layers. If lighter gages 'are to be formed, I prefer to either shear the pack of'twice the length desired and then acks to orma pack of a larger number of ayers for finish-rollin The advantages o rem the shearing of a reducing the number my invention result pack of sheets, thus of handlings and,

further, from rolling, forming a pack, rerollingv the pack, and then shearing the rolled pack te ferm the packs, which are then reheated and finished on th mill. l

-Many changes may be made in the form.

a departing double each pack before nish-rollling er t0 together` tWe or three ofthe cut ordinary single Iinishingnd arrangrement ofthe apparatus Without om my invention.

I claun- 1 1. The method of rolling black plates or ably match either two or three plates I sheets, which consists in producinfgaplurality 1n the matchingudevice to form the o of plates of a gage suitable for rming into a pack, then matchin the plates to form a pack, rolling the matced pack, shearing the pack transversel and then nishing each 'severed pack Wit out repiling; substantially as described.

2. The method of rolling black plates or sheets, consisting in rolling the `plates separately, forming a pack, rolling the pack, shearing the pack transversely, reheating the severed packs, and nishing each ack on av single finishing-mill; substantial y as de scribed. In testimony whereof I have hereunto set my hand.

l C. W. BRAY. Witnesses:

Gmo. B. BLEMING,

` H. CORWIN.

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