Plan of semi-permanent small mill

MISSING IMAGE

Material Information

Title:
Plan of semi-permanent small mill
Series Title:
Report ;
Added title page title:
Small sawmill improvement
Practical pointers to field agencies
Physical Description:
1, 1 leaves : ill. ; 27 cm.
Language:
English
Creator:
Telford, C. J
Forest Products Laboratory (U.S.)
Publisher:
USDA, Forest Service, Forest Products Laboratory
Place of Publication:
Madison, Wis
Publication Date:

Subjects

Subjects / Keywords:
Sawmills   ( lcsh )
Genre:
federal government publication   ( marcgt )
non-fiction   ( marcgt )

Notes

General Note:
Caption title.
General Note:
"Contributed by C J. Telford, ... December 8, 1941."--P.1.

Record Information

Source Institution:
University of Florida
Rights Management:
All applicable rights reserved by the source institution and holding location.
Resource Identifier:
aleph - 029311315
oclc - 229915871
System ID:
AA00020563:00001

Full Text
*/U i T
FORI ST PRODUCTS LABORAT jRY t FRLS I u. II 'IC
U. S. DEPARTMENT Oi ARIt- ULTL RL
.4S2223 (Layo6ts)*
SMALL SAWMILL IMPROVEMENT '"
PRACTICAL POINTERS TO FIELD AGENCIES
PLA <-:,' -P-^ *' ..'" 5,T ^. lL. 21Z


Operators cutting up to 2CCL;. board feet at a sat custorarily send about
.b,0 for movin and installing, equiuent, pu t mill direcJly o, t ,a ro itd
and provide little or no _i lit er (see .4'72222)*. 7ith a fu t o V betJen 2'0 .l
1,000M1 board feet the installation ccs Ls na be u- to ,3 as Oa eui of ct-
in.-: a simple shelter (s1e .4522:1)*. Tle equipment is usually on se -naund or
on a floor at -roun level. Wit a orosctive cut of moe' t an 1, toa
feet an cxpcr ii tu1 u to in l, in i uildne and instalia ion is j stif d.
Such mills are ( ;uip -- to produce ..ee.. 1 ar boa.....r our '1 a
minimuin of labor. follovIin_:- ilu ivs sp ciflcatiors !or such a layout.

The mill ib nutporid a: l.t 4;t fod s. ofr
at 6-foot intorvJls for t -. l. .-,t, .-' d'; A. i l a spaci of f .,-,t tt'>:en
individual pirs across t -ill. ii xcct t in a five s,.ri..s a -.1 fralt of t1'
mill to the sa: arc soaced 4 f:t b;tw. .n li2vi uSl pirs (s.. .*d (levwtion).
A t'1a,: floc Is 1con inuous except .I' r, t..e o;r ui bas- rt o- t`o und
and tbe ,i-ace uer t-ie unit, drivE belt, an to the lo hul-u m-echanisr is un-
floored and may serve as a sav% filin. space. A blower de1-livers s.v/dust from
the headsaw an:d ed -.r and a conveyor belt delivers slabs and edian"s to .lie ref-
use chain at }e rear -:' te mill and thence to t.- burner placed at least 75
feet frcn the mill. Thc luneaor after passing t-roua{h thl ;'ravi b; dip tank
(.4244)* is piled for transportation to ard or .lsow-:re outside the mill op-
posite the tank (.4S241)j*. The craw consists of at least 7 men as follows: one
mr-m to haul up logs, a deck man, sawvyer, tail sa..'r, .. ., -,
operator, and pile-out man. The oquivalint to 100 -a .. -
use. for power. Approxi:matoly 11,000 board foot of La rd
feet for piers, and 2,400 square. fo..,t of roofin- af\

The plan is dra'>n to scale and *alcy sizes re based on 1n
that the drive pl -11':, to the _-2-_sa',Sx has a lia. ter f 17-aun { ms and to he
i 2term.ciLiat e s aft 20 in ces, eac. tumrin- at 1,00r.: ... 0 I c sua- sted
speels for various pieces of equipment mre as folio a i. ,0'd.
haul 100 lineoal fe t ner minute, edrer sa,'s ,000 r. -'f.
trimn savs 1 ,; r.p.m., slab-conveyor belt a.d refus e. '
per minute.

The drive shl on the po'>7 unit 'as a dia .a r of 3-1/ iI c ,ofs,
the intermediat s'iift 3 ind.ies, oIf 11owur 1-7/8 inc es, iof trim sa,' and con-
ve yors 2 inc s. T .e driv t Itt t lto .e adsaO.-: .-sourld C_*t ..s. O" inc':s
wide, to tse intermdate s t 1) ino'h.,. fro'- i i-jre .dia 2 -, sat to :.
shaft 8 i-.c"esJl, .'- ti4sa: y d-v 1 "o criave it 6 in c.s, from it.r-
mcdiiate shaft to s& con itrm- at e --id all1 b I's beyond o o. o v 'a ta.ns-
mission 6 inc Es;-fro. i- .-. f tc 'dpcr 6 inc Xs, fom: i.t:. 2mdiate
s2n-'' to blover 5 h__ -,s. .'.7 ., 2.13 vyin sl ,bs ics I inches ,idedc a d
lwUs in th'e trash 'a. .'.' -'. ;:,- -pL3ced I et apart.
S- Contrib ted by C. J. Telford,
ii .* "" 1/ Forest Products Laboratory,
eU De bur 8, 1941

IMainntained at Madison, Wisconsin in cooperation with the University of Wisconsin.
*See outline in Small Sawmill Improvement Working Plan, March 1930, for explanation of indexing system proposed.
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September 11, 1944

U. S. Forest Produots laboratory
Madison, Wlisconin

Gentlemen:

In oheoking my redorda on receipt of the publications
recently forwarded me, I note that Z see= to hate all of
the series of SWILL S AWNILL I PRVlSU release in the
eortais of miueographs to. R899 nnopt the folloitngs

899- R899-
28Sfi-6 4Uvrq4F-1




we 0 so --45- -- ~
would be ad mnouh to forward a copy of eaoh to a.

mThaning you for the favor, I a



Very truly your


J*. Le V.OODWLI





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UNIVERSITY OF FLORIDA


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