US1924431A - Saw setting machine - Google Patents

Description

9 1933- F. 1.. ZINGHEIM 1,924,431

' SAW SETTING MACHINE Filed April 30. 1932 3 Sheets-Sheet 1 N I nvenlor flwnclk'lozm s ZaWJea'a' R l Aug. 29, 1933. F. L. ZINGHEIM 1,924,431

SAW SETTING MACHINE Filed. April 30, 1932 3 Sheets-Sheet 2 F. ii 7 f 6 26 I /d J7- 5 A! 0 Z if i 4? JJ- 4; /4

47 I I c: A W 4 47 gun l i W a flltorney 1933- F. L. ZINGHEIM SAW SETTING MACHINE Filed April 30, 1932 3 Sheets-Sheet 3 mkcis' oazisZby/Zew f1 lforngy Patented Aug. 29, it I in 1 1 9 431 W SETTING Mamm l. Francis Louis Zingheim, San'Jose, Calif; i .janplistion Ap il 30, 1932. Serial, n c'otfii f iqv 5 I 3 claimsfi. (cram-.62) v V I V *This invention relates to improvements inset I (See FigkBi') This spring 22 normally maintains ting the teeth of saws. v i r I the plungerur'ged-upwardly; j

Theprincipal' object of'this invention is to Numeral 23 represe'ntswan arcuateshaped provide a'saw set"which=.can be adjustedsto set hammerhead, on which extends the shank24,

the teeth of various types'and sfizes'of saws. the said shank being provided witha= foot, 25 60. a

An'other importantobject f the invention is through Which the b01t 6 n to' provide a saw set which can be trip operated which e a 24 w ngable. This boltjf= 26 or direct manually operated. V I passes-"through? the side walls -6 and1i's' Still another important object of theinven equippedfwith 'a' 'Wing-nut 'ZTZ-WheI'ebyQthe bolt tion is to provide-a saw set which canb'eadcan b'b v becoming p c d fr m I J'usted to vars the tension of thehammer, therethe walls. I p w c i r by controllingthe force thereof in operation. OOt 5 iS p ov d dwith ac1awf28which is j i th'r i po t t objects nd d a t g f engageable withthe shoulder 29 on the trip bar the inventionwillbecome apparent to the reader the'lattelybeing dab he guide 31 and of the-following specification, 4 normally'rnaintainedurgedupwardlyagainst the ;7

In the-drawings: stop 32 bythejspring 33'which has itsglower Figure 1 represents a side elevational .view of end connectedito th 34-Whi1e l pp d. the-novel machine. 3 connects to the anchor member 35 on the upper Fig. 2 represents a frontfraginentary eleva Plate 77 a "-1" i 1 i tiona1 view f-the m hi 7 -On'- the bar '30 bppositethe lug 34 is the'aper- Fig, {3 represents a vertical sectional; view tur d 11g 36 from which depe t l b e through the machine. Y I hook 3'7. This'hook 37 can be engagedwith the Fig. 4 represents a, horizontal sectional view e 38 at e of t nn c rod taken substantially on line 4-4 of Fig.3. 39-.f10m which extends the. foot pedal arm 40, 1

h "2 Fig; 5 represents a. side elevational view. of the, the hook 3'7 canbe disengaged, and the'ho'ok. 1. i I

novel machine showing the circular saw'. mount 41, engaged h h ye Connecting attached thereto rod 39, whereby the hammer33-canbe operated Fig. 6 represents a sectional view taken sub-j y bythe foot peda14o without'the assist stantially on line 6 6 of Fig. 5. am o t trip ar 30. i j f Fig. 7 represents a cross sectional'view taken h hook 41 i connected iooseiyf 1. at .42 ubstantially line 7 7. f Fig.5; theshank 24adjacent the head 23. An adjustv Referring t t drawings wherein like able spring 43 isinterposed between the hammer. me'rals' designate like parts it can be seen that Shank and h enh0ringmean$ 'i i the machine comprises a pair of side walls '5--6 many maintaining the m in i desired 65 projecting outwardlyjfmm wan plates 7 h position by operation by the foot pedal 40. The wall plate '1 having a keytslot 9 thereinfor 'rehammer 23 i Obviwsly disposediimmediafielyj ceiving asuitable stud of theheaded type which overtiie. piungei 16 so ihatiwhn the m e i i I V of. course acts as a hanger when securing "818-1 pulled downwardly w Swing'iihe plunger ments are being disposed through or removed" when the ii i is attache? i Q from the opening 10 which further'secures the pedai q i i e full? force of the foot sidewalls 56 to a supporting structure. exertion will b m a i 'v A block 11 is secured between thewalls 56' However wheniihe hook 37 is attached to the r by a bolt 12 extending therethrough and through is gedal *Sa i the t P t i i 1 i the said side walls 5 and 6, and" this block- 11 6 has an upstanding member 13 provided 7 with outward projections 14 and 15 having register each'plate eachof these guides including a transversely extending block 46 Ion; p m for receiving plunger rec'eivingabolt 47 op'erating in a horizontalfslot 3 l6 WhlCh has a suitably formed lower end 17 f each s 11' f h m e b '60; complementary with the counter-sunk beveled vided with a longitudinally extending-I 5 8 pla e r a v 18, e latter b i located n through which theaforementioned bolt extends, the block 11 and secured thereto by a, screw 19. th b lt being provided with a wing nut. 49', v

The p u 16 is q pp d with a collar 20 whereby .theaguide members 45 can be firmly H and interposed between this collar .20 and the secured to the said'side walls, y p H w 55 pro ection 14 is a coiledcompressiblespring '22. Each of these guides-45 is provided. with a f ii".

A pair of guide'memb'ers 4545'arefprovidedf i v whereby circular'saws can be accommodated. 'In place of the guide 45-45, plates 52 are support- 7 ed by the forementioned bolts 12 and 27 and from ea'ch of these plates extends the leg 53 of a claim as new is:

duced extension', and an arcuate-shaped finger 51 which issufliciently curved to avoid the teethof the saw, while at the same time riding on the top surface of the saw inwardly of the teeth as in the manner substantially shown in Fi 1. r M

Fig. 5 shows a slight modification in the form of an attachment for the setting machine U-shaped frame generally referred to by nu meral 54 in Fig.6. i I r V Numeral 55'represents a slidable blockhaving a pair of transversely extendinggrooves 56-56 in the bottom side thereof f or receiving the leg portions 53 of the frame 54; Numeral 57 repre V released to strike against the work by gravity.

2. In a saw setting machine, a hammer, mansents a clamp plate having a pair of narrow ribs 58-58 onthe ends thereof for abutting en gagement withthe said leg portions 53; a

'A .bolt 59 extends downwardlythrough the block 56 and through the plate 57 where it; is equipped with a wing nut 60, thus permitting the block and clamp to be clamped against the leg portions 53 of the frame 54.

f "The block 55 is provided with a circular openingthei-ein for receiving the: cup 60, which is conical, at its lower portion as at 61. bottom portion of the cup 60'has an'opening therethrough, thru which the threaded shank 62 of the cone63 extends. This. cone 63 is inversely disposedrdownwardly through the central opening in the circular saw 64 so that the shank 62 thereof will depend downwardly through the cup 60 and through the opening in. the lower portion thereof, wherethe shank is equipped with a wing nut [65, whichwhen threaded inwardly'on' the shank, wedges the cone 63 against the door and prevents displace- The apex ment of the door from theblock 55. Thus the saw is firmly supported in place withits teeth interposed between the aforementioned plunger 1. In a saw setting machine, a hammer, man

ual operating means for the hammer, and interchangeable means between the operating means and the hammer whereby the hammer is operated directly against the work by force or ual operating means for the hammer, and interchangeable means between the operating means and the hammer whereby thehammer'is operated directly against-the work by force or:

released to strike against the work by gravity; and a sprin fo normallyurging-the hammer toward the work. v 1 l g 3. Ina saw setting machinaa'hammer, manual operating means for thehammen' and-interchangeable means between the operatingmeans and the hammer whereby the hammer is operated directly against the work by force or released to strike against the work by gravity,

said hammer being swingably mountecha foot extension on the fulcrum end of the hammer, said interchangeable means including a trip 'deviceengageable with the said foot and a detachable connection extending from the head end of the hammer.

FRANCIS Loors ZIN HEIM;

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