US1321176A - By mis-sue e - Google Patents

Description

H. W. WINTER, DECD. n. s. noms. Anmmsrnnrmx.

SHIHING MACHINE.

APPUCAYION FILED APR. Il. 191B. 1 ,321 ,176. rammed Nov. 11, 1919. 2 SHEETS-SHEET l.

B y HER Aira/iwf?? H. W. WINTER, DECD. n. E. AuAMs,ADn|u1srnATnrx. SPLH'ING MACHINE.

1,321,176. APPucvMmu msn APH. u. ma.

Patented Nov. 11, 1919.

2 SHEETS-SHEET 2.

Fig@ 1 AWE/vim /vf/vfr 144 W//vrf/Z man //u z /f f. ADA/ms, vom d5r Afm/Mfr corner to corner of Ythe *10 perspective showing Ythe strip:

the

ife being; received in diametrically oppopiteylshapedgroves in holder. The longitudinal position of the knife Iin the `holder is determined by/a back stop in the form' of'lfE avi'- g''a conical-'inward end *which Y Ynia Yrfoove'in the rear end knife, tlifv seid arm being mounted upon 'aV rod 'gadifbing engaged fby a thumb-nut 65 threaded on said rod'. 'e pressure of the work age-inst the edge of the knife holds the knife a ainst the stop, said being adjustabe by means Yofthe.thumb-nut 65 to determine the longitudinal position of the knife. strip to form two of angular movement of the knife passes fands, or,as shown inV F ig. 7, diagonally through the. point of the back stop .61 Vand fimn a point spaced from the upper righteoincldes with the axis of the cylindrical hand corner tofa point similarly located lnlfejholdersaid.holder being singularly with respect'to the lower left-hand corner to movable 1n a stationary cylindrical carrier formtwoMcKay welts. Y Y 67 having a slot 6.9 in the stem thereof to The Vshaft 17V of the Vupper feed roll is {'eCelVe e SeleW bOlt 7l by which itis admmmted in a Justably fastenedin vertical position to the arms 2O.Y 21, the hubs at the ends of the arms frame of the machine. It should ibe particureniote from Vthe bearing being fastto a. rock larly noted that the axis of angular move.- shaft 25; and the shaft 119 of the lower feed ment 0f the splittingV knife 15 asses midroll is similarly carried by arms 22, 23 the Way between the feedrolls an is located remote ends of which are loose upon s ro- 1n a vertical plane, which intersects thefeed tary shaft 2. An arm 31, which is integral rolls midwayV "between their ends. In other with the huh of the arms 22, 23, has rack words, when@d sheet of stock is placed with teeth at, its upper end which mesh with Simi-f its edgeagainst the gage 73 thereby cutting lar teeth formed on the lower end of ani olf a strip the width of which iseqnal tothe .arm 29, said latter arm being fast tothe the gage and thestripping l pingjsiifs sienes spnteegetif@ @peeling upon a piece of stock, and

Fi r. 8 is a perspective of the knife holder :1nd mifef I The" illustrative vmachinev is-similar in its mode of operation to that ofthe machine of Patent No. 1,025,556, granted May 7, 1912. A sheet of stock 10G such as leather isrfed by an upper feed roll 9 and a lower feed roll 11 to a knife 13 Ywhich cuts astrip from the sheet and to ari Yinclined'Y knifeA 15 which splits the strip on an angle. The cut Vof the knife 15 may extend diagonally from distance between rock shaft 25. A'spring, not shown, oon- =knife 1.3,'the axis of angular movement of nects the arms 2U and 22 and continually j he sphtting knife 15 passes longitudinally urges them toward each other, the limit ofi hrough the center of the strip. Thel purpose of this construction, as will presently the feed 1.0115, y .i appeanis to cause a strip of given width to any suitable form. When the rolls are sepa-` .I e divlded into two` beveled strips of .e nal `fScross-sectionV at Y all corresponding points irrespective of variations in the thickness of If; theoriginel strip. y Inforder to canse an the splitting knife to ta ance with theextent Vof feed rolls,and consequently in accordance the: thickness of the stock at the point at which it is being splitst approach of the arms, Y.

purpose of this construction being .tomain-f tain the center of theV forward end of the strip of stock in line with the axis of angular movement of the splitting knife irre spective of variations in thickness of the stock, as will presently be described more in detail. Y Y y The lower feed roll is driven directly from a large gear 37 onthe driving shaft 39 which meshes with a gear 41 on the shsftof the Y A, I Y lower feedV rol The upper feed rollV is arm ofa bell-crank. lever 81, pizoted to the driven from the lower feed roll by floating frame of theniaohine at 83 and having at gears 43, 45 which mesh respeetivelywith the lupperend of its vertical arm a roll- 85. gear 19 on the shaft 19 and with a geen 47 V'llhis roll is received in a slot 87 formed in a on the shaft 17 aswell asp-with erich other. diskY 89Which fastened tothe bearing of The shafts of the vlimiting gears `43,'4f51nne A y Vherupper feed roll by screws connected with each other vley links 5,1 and 91 t e stemsof which pass through arcuate respectively with the shafts 19 and 17.E .by slotsl in the/disk and arethreaded into links 53, 55. Ylifthg this construction `the Y Y Y the bearing. It 1s thusrp) ssible to adjust separation of the rolls 9..and 11 does not y changing the disturb theV mesh ofthe drivin gears.

` .disk angularly and The stripping knife 13 1s adjustably ularrmovemen't of e placeV 1n accordnngnler lnclinatienbf the slot '89, to deterclamped in e split holder by a pinch-bolt :nine the Ventv ut of` angnlerniovement which Y is-niparted to the-Splitillg kllifefl by a The splitting lgniferis .slidably mountedg'in Kgigvfen extent of vbodily ,increment of Vthe a vylinclrical holder 59, the beveled sidesozf .npperfeedrolli g l, Y

0 means being spaced a.

'an angularly movable knife, and connecting means between the knife and one of 'the members for automatically varying the inclination of the knife in accordance with the i extent of separation of the members.

18. A machine of the class described, hevin combination, e tool for operating upon a. piece of ebook,l means for feeding the stock to the tool, said tool and feeding art, and auxiliary feeding Ineens for f mg the last portion of the stock to the tool.

19. A machine of the class described, hev- Uopiea of this' patent may be obtained tot ave cents each, by addressing the in combination, n tool for operating upon 'n piece of stock, means for feeding the stock to the tool, a. continuousl operated auxiliary feed member past. Whic the stock is fed, and means for rendering said member effective when the rear end of the stock has passed it.

In testimony whereof I have signed my neme to this specification.

MILLIE E. ADAMS,

Administrado of the estate of Henry W.

Winter, deceased.

ing,

"Commissioner of Patents.

Washington, D. 0."

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