Autool PR2 Installation And Operating Instructions Manual

Automatic

Grind ing Machine & Eng.

Co.

Ltd"

PADIHAM ROAD,SABDEN, BLACKBURN, LANCS.

8B69EW

E

NGLAND

.

Tal.

0282

(PadihamJ771838173821

Cables: AUTOGRIND,

PADIHAM'

( \

AUTOOL

GRINDER

,,

_M_O_D_E_L_P_R_2

__

)

Installation

and

Operating

Instructions

Parts

Identification

-

www.DaltonsWadkin.com

Page

1

'AU

TOOL

' PROFILE

GRINDER

MGDEL

PR/2

Teclmical

Specification

Grinding Wheal

diameter

'"

~.

9

in"

)

GrinHng

Wheel

width

5

~

.

Grinding

Wh

eel

bore

"

in

••

Output

of

Grinding

Wh

eel

Mo

tor~

,

>,.

standard

It

bp

.

on requ

est

.

12

ins.

Maximum

longth

of

cut t erbead

Maximum

diameter

of

cutting

circle

Output

of

coolant

pump

motor

Coolant

tank

~ap&city

14t

ins.

(standard)

O.lR

bp.

Over

..

ll

heig

ht Vorking vidth V

orking

depth

40

litrH

1600

mm

.

1450

mon.

1100 mm.

Eloctrical

s

upply

required.

Control

voltage

220-580

volt.

3

ph

..

se

50/60Ilz.(Standard)

110

volts

ATT~::NTION

Safety

Precaution"

Note

th<>

various

~

af"ty

poi

nh

glVe

n b

elo

;(

and

in

the

text

and ob5

0rva

t h

em

when

operating the

m ..

chine.

Isolate

the

machine

before

touching

or

changing

a

~beel

and

vhen

setting

up

.

Carefully

fo11o"

the

machine

off

...

ait

safety

instructions

vhen

until

the wbeel

comes

to

changing a ...

heel

.

re.t

before

mal,i"g

After s ...

itching

any

adjugtment.

Rest

th~

o

arricge

in

th"

rm.r

position

~h

"n ~e

tting

up,

changing

over

a

cuttcrhe"d

,

"hitting

El.

knife

or

holder

and

"hen

dressing

th"

.... heel

.

Gently

lover

the

cutterhead

s~sembly

onto

the

machi

ne.

DO

NOT

DROP. These

cutters

cu

t.

" ..

tch

your hands

and

fingers

and keep

th"m

out

of

the

~ay.

Do

not

fully

tighte

n

either

a

knife

or a holder,

nor

loo~en

them

from

fully

tight

vhiht

the

cutt"rhe"d

is

on the

grinder.

Fully

tighten

knive~

and

holders

immediately

after

removal

from the

grinder

•

..

hen

in the

area

and

u~ing

the

machine

V ..

ar

~uit!l.bly

approved

goggle~

or

a

visor

.

Nev er

run a grinding

head

vithout

all

the

guards

in

place.

Check

the

~bcel

fo

r

~le

..

ran~

o

a.

lld

the

guards

for

security

before

starting

up.

Grind wet,

but

do

not

run

cool

..

nt

against

a

$t&tiona

ry

vheel.

Note

that

the

vheel

is

of

vitrified

bond

..

hich

by

its

natur"

i

~

hard

and

brit

t l e .

Becau~c

of

this,

and

it~

thickne~"

,

exe

rci

se

ca.ntion

vhen

applying

s

ide

pressure.

Read

and folIo

...

the

instruction.

given

in

this

manual,

and

"ark in

",ccordance

vHh

good

safety

and

oper"tional

practi

ce

s .

www.DaltonsWadkin.com

2

7-

- +

23

P W . 1

I , Ha.",\

...

heel

for

fin~

for"'ard ,novemc

n t of

grinding

head

2 .

Spotlight

switc

h

3 ,

Locli

for 1 "no

fOl

'

"",vd

mOY"rn'>nt

of

grinding

head

4 .

Locating

lev,,,' for

""ivi>!

mOv""".'llt.

5.

[.eveT

for

s,"ivel

rrl

o,-"ment

6 . Uppe r

cuoh

n t pipe

7 .

Spotlight

8 .

Knit

" SlIPP01't

9 .

H"nd")",,,\

for

left_hand

adjubtablu

e"nt

r "

1O.1!"",I~·h

c

ul

Ll

"cd

to

rotal

..

""ttcrh,',,d

" h

~n

!p'inding

to

m"int~in

CO

l1ouct het,,,

.,,,, i

<Hif

<l

and

s u

pport

.

11 • Cutter )1<'lld

12.T"mplRl~

holdn

13.]!,,"dle

for cOll

trollinK

move me

nt

of

cllrri"ge

14.Elho~·

re

.•

t

15.Sample

turning

16.nllnd"hecl

for

a<l,jn.<ting rest

po.ition

of cnrri

age

17.H,," d"h~,,1

for

po"itioning

carriage.

18.I,ocl,scre"~

for

17.

19

.Contr

ol

pus

h bu

ttons

.

20.Coohwt

filter

-

"ash

ou t r

egu

larl

y ,

unsoro"

to

remove.

21 .

Cool

..

nt

pULlp

22.Conlant

t a

nk

_ ..

c

ces~

from

r"

.. r

23.Contrel

tap fur

lo"

"r

cool

..

"t

jet

24.Control tap

for

upper

coola

nt jet

25.Lock

for

27.

26 , S"

ing ,,,,ay

cover for

t"o_

~p~e

d

drivg.

27

.

Ha"d"h

~d

for

,,

(!jU~tilll(

cle!tranCd

engle

19

www.DaltonsWadkin.com

Page 2

I N'nlOIltlCT

I(!;

The

machine haB

been

deeigned

primarily

tor

grinding

hexagon

cylinde

r

head~

ae

used

On manual

end

eutoaatic

shap

ing lathes. By

using

a

ts~plate

ehaped

to

the

rever~e

of

the

turning

pToftle

required, the kni

ves

are

accurately

fOnl~

to

the

correct

profUe

each ti_

thoy

are

ground _ without reliance

on

the

traditional

grinding ,kill

. .

Accuracy

and

repeatability

of profi

le

is

gu

arsnteed

regardh

••

at

the

ahear

.nd

cutting

angh

.

ot

the

kniv

u and

of

the

8ty

le

.nd pattern

ot

the he.d being used

.

By

grinding

knives

'in .itu'

on t he h

e.d

to

b,

used,

knif

e

sotting

ia

e

liminat

ed

Dnd, in

f act,

groater

."cur.cy

of one

knife

profile

to

the

n,.t

ia

poa.ibl.

than "ith

conventional

grinding

and

set

tin

g .

The

front

.nd

side

clearance

englel

ere variable

and,

once

.et, remain

correct

for

all shear

and

cutting

.ngle.

of

knivel in

.ny

set_up.

I n

e~pha.izing

that

I.e.

ekill

ie requi

red

to

profile

grind

using

this

..

chine

,

it

would be iapn,

dent

to

e.p

loy

en

ope

rator without

knovledge

or

skills . The

uae

of

thia

..

chi

ne ,

of

cou r

se, 8ti

ll

requir

e'

the

traditional

sk

ill

..

in

knife

.nd

holder

nhcHon

and

fitt

i ng.

but

the

.ccuucy

"ith

..

hich

it

can

fa""

c","ple

" pr

ofi

lea, .nd the

speci.l

features

it

_bodi .. , in

lI.ny

c

••

oa

f~cilit~t8

sirnplifie

~ti

on

nf

knife 8et_up8 by

allo~ing

knivee

to

co~plete

JIIore

than

one

8ec

tion

of

turning

.

fNSTALLATION

Vh

on

the

m~chine

i s

to

be inatalled

on

n 6

in. thick 80l

id concr

ete

tloor

no

apeciel

found~tions

..

re

r"<tuired

.

Cut

4"

squo.

re

ho l ee

tor

r.g

both"

sho

'om

on

tho

foundat

ion

plan.

A good

"oodon

Cloor i . alae

8uitable,

and

co.ch

8crev'

..

y be

u.ed

.

.!J.tting

the Hachin.

T .. o

lifting

eye

• •

re

provided

.t

the

Tear

of

the

machine

and sling

. ahou

ld

pass

around

the

..

achine

b~8e

.. nd

to

the inside

of

the

support

real.

a .... 8

at

the

front

.

Remove

the

temporary

suppor

t s

locking the movemen

ts

in place

and

secure

the

work

table

i n

position

if

suppli

ed .ep .. ro,te

(locllt

i ng s t

uds

provide

accurate

dignment)

,

Fit

ting

th~

M

,,,

,hine

CarufuUy

levol

tbe

machine.

usini

j.c:k

acre

".

in

the

t~

pped

holes

provided

,

placiuB a level

on

the

.rbor

and

on

the etylu

s vee

_"

.. y • •

Grout

the

"",chin

e

in

position "ith

liquid

ceme

nt,

Aft

er

.llo

..

ing

time

for

the

grout

to

.et

coupletely,

tighten

the

holt

••

nd

egain

check

for level

.

The

electrical

cabling

bet

..

een

",otors

and

control

gear

ia

complet ed

betor.

the

... chi ne

is

de'!"'tched, together ..

Hh a ahort lead

tro", the

hol.tor

fOT

connection

to

the

factory

supply

via a junction

box

or

an

approv

ed 3

pha.e

plUII

Bnd

socket

.

The

colouT

codings

are

,_

Ei

thar

J

cablu

bra"" _ live

(hot)

1

cable

Greon/Yello

" -

Eo.

rth

(groun

d )

Or

1

ceb

l .

aed

live

(hot)

1

"able

Yello..

live

(hot)

1

cable

Blu

e

live

(hot)

1

cabla

Green/lello"

-

...

rth

(ground

)

www.DaltonsWadkin.com

\

'0

-

~

\

~-

,

\

FIO.2.

Pi

t

of

template

to

u.mple

.

-I-

++

-~---

FIG.}.

M&

rk the

template

for

cylind

er end and positi on8

ot

hold

&r s and

knive.,

-

\

www.DaltonsWadkin.com

o

\

/A

//

E

+

~

¥,,-

_,

~

_

C

_

PIG.4 .

Clearanc

..

of

cutt

i"i

I

+-

'C'

r ..

"", i ,,~

"nd

sit

"on~ta,,

~

ear anglee

.

\

I'IG.5.

Tho

grindin

""gl

es B

.t

g ""

gh

,.

A & C v ..

;;,:;::

;;~;;;-;;-;:::o,---

_.J

according

,0

cutting

F

IG.

6 .

Grind

'

1n,

"n,le

s

v

...

ry

"'''1'0

•••

alt".r-c,,~

.,- "

.

....

1 • •

www.DaltonsWadkin.com

Page

3

Check

that

the

cabling

and

fu~e~

to the

main

distribution

board

corru~pond

to

the

details

on

the

machine

electrical

plato

.

It

is

important that

the

grinding

",heel

grinds

in

..

do"n"ard

direction,

i,e.

clock"ise

rotation

"'hen

vie""d

from

the

left

hand

side

of

the

machine

.

If

thi~

is

not

the

case,

reverse

any

two

connections

of

the live

(hot)

cable

• •

The

pump

motor

(21)

is

wired

prior

to des

patch

and

~hould

be

correct

"hen

the

correct

direction

of

rotation

has

been

e ~

tablished

with

the

grind;ng

"'he"l

motor

. Howeve

r,

check

the

rotation

by

noting

the arrow cest

on

the

impellor

c ..

~ing

.

SETTING

THE

GRINDER

Grinding Coolant

The

coolant

tank

(22)

should

be

filled

with

a.

coolant

cOMisting

of

soluble

oil

and

water.

Add

oil

to

the

mixture

as

recommended,

usually

in

the

ratio

of

one par t

or

soluble

oil

to

)0

pa.rts

of

water.

Replace

the

coola

nt

by

a

fresb

mix

every

2-4

""ek~.

'AUTOOL'

~upply

a

suitahle

concentrated

~

oluhlc

but

the

follo

...

ing

are

also

$uitable:_

Shell-Mex and

B.P.Ltd.

Vacuum

Oil Co.

Fitting

the

Cutterhead

Shell

Dromus

10

Solvac

Clear

T

he

cutterhead

must

be

fitted

to

an "rbor

prior

to

mounting

on

the

m ..

chine

.

The

arbor

and

type

of

fitting

varies

according

to

the

types

of

hesd

to

be

m

ounted.

Shaping

Lathe

Cuttcrhead~

Pairs

of

short

hush

es

..

re

provided

to

correspond

to

the

size

of

the

shaping

lathe

arhor

(one

pair

is

provided

for

"nch

size

of

arbor

u

~ed).

Lock

the

se

on

the

grinding

machine

arbor,

as

needed,

to

~upport

the

ends

of

the

hesd

in

the

required

positio

n.

(Note

the

marks

on

the

arbor

indicating

the

maximum

traverse

positions

of

the

t fl.ble) .

Insert

the

arbor and

hushes

into

the

cutterhcad

and

temporarily

lock

in

place using

the

securing

scre

" s

on

the

latter.

Moulder

and Shaper

Cutterheads

Select

the

appropriate

arbor

and

bush"s

requir

ed

and

lock

the

head

to

the

srhor,

generfl.lly

in

a

~imilar

manner

to

that

used

on

the

parent

machine.

Us e

the

spacing

collar

snd

end

nuts

to pos

ition

and/or

se

cure

the

cutterheads

as

requir

ed .

Fitting

the

Arbor

Sm

ear a little

grea

se int o

the

centre.

of

the

arbor

snd

SCre"

on

the

end

collars (56)

(if

not

already

in

use

for

locking

the

cutterhead

in pos

itio

n).

Gently

place

the

arbor

unit

on

the

machine

table

so

that

the end

collars

reat

in

the

supports

sdjscont

to

the

centres

(57)

See

Pig.2L

DO

NOT

DROP

THE

ARBOR

INTO

THE

SUPPORTS. Screw

i n

the

lefthand

centre

(9)

to

grip

the

arbor

sufficiently

tight

to

t ..

ke

up

any

play

"hiht

retaining

a f

ree

rotnry movement

.

Rele

..

~"

screws (18)

_ under

the

rubber

cover

_ a nd

turn

handwheel

(17) until

the

cutterhcad

balances

"hen

in

the

grinding

position.

Lock

8CreWS

(18)

www.DaltonsWadkin.com

!!2i! T

he ettect

of t i

lti

ng

the vheel

to

gi¥e

clearance

to

ri

ght

end

lItt.

PI

G. 8

1.

Nandvheel

for

fine

for

verd

feed

of

grinding

head

J .

Lock

for

I and

grindinl

~

heel

I~ivel

movement

4 .

Locating

lever for

"~ivel

movement

of

grinding

head

(l

ocate.

with

~hu

l

vertical or

tiltad

5

or

10

degree.

to

right

or

left

.

5.

Svivel

.avem

ent

lever

8 .

Knife

~uppo

r t

10 . Handv

heel

for rot"ting

cutterh.ad

11.

Cutterhead

13 . Handle

tor

controlling

. ovement

of

carriago.

2

8.

Ilandv

heel

f or

BlUe

..

d,i"$t

ment

of

~tylu

• •

(indicating

collar

for

28,

lock vith

zero

,..rk

oppodte

pointer

vhon

stylus

has

heen

positioned

).

29.

Lock for

28 .

30 . lI"ndw

heel

for forvar

d and ba

ckvard

moveme

nt

of

styl"

• •

www.DaltonsWadkin.com

Page

4

Templa

t e

Preparation

The template.

(49)

u"od

to

guide

t he

table

during

grinding

can

be

made

from

.heet

iron

or "teel

of about

1/16"

thick

and

s bould

be

accurately

formed

to

the

reverse

of

the

turned

profile

required

,

Le.

~o

that

the

profile

accurately

fits the

turning,

see

Fig

. 2.

}'or

turningg of

above 10"

in

length

the

template

is

made

in

t wo

or more

sections

each

corresponding

in

length

to

one

or

more

cylinder

up

to a combined

length

of

10",

plus

a s

uitable

overlap where

abbutting

any

adjacent

cylinder

,

Template

width

should

be

not

less than

2" a t

any

point

and

the

back

edge

must

be

paralle

l

to

the

centre

line

of

the

turning

"hen held

against

th

e

latter

.

The

distance

is

nominal, but

must

be

common

to

a l l

templete

.ections

f

orrJing a complete

""t. (See

aho

note" on off_set

centres

under

'O

perating

the Grinder

').

Carefully

mark

on

each

template

the

exa

ct

position

of

the

cylinder

ends

snd

,

for

convenience,

the

po.ition

of the hol

der

. and

knife_width

coverage

. , "

ee

Fig

.

3.

It

i.

suggested

thst

standing

.et_ups

are

reground

initially

before

attempting

ne~

se

t_up

..

Thi

~

viII

a llow

special

t~chniqu

e~

to

be

perfected befo

r e

att~

mpting

cOMpletely

new

work.

During

this

time

short-cuts

in

getti

ng

sud

the pO"5ibHitie

s

of

using

knives

to

cover

more

than

One

.ection

of tur

ning

vi

II

become

apparent

_

to

the

benefit

of "ubsequent

.e

t_ups.

P

or

more

detai

l;

$ee 'Operating

Techniques

'.

GRINDI

NG

W

HEEL

ADJUSTm.:NTS

Both

the

m ..

in

..

n~

side

clearance anghs

..

re

sdju ~t able

snd

should

be

se t

according

to

the

nature

of

the

work

and

the

knife

charact

eris

tics.

Main

Cle

..

rance

AnKle

The

main

clearance

locked

by

the

lock

above

or

belov

the

is

possible

.

s n

gIe

is

adjusted

by

lever

(25)

. A

scale

tilting

centre

line

.

haudwheel

(27)

and tbe movemMt

is

indicates the

height

of

t he

wheel

Adjustment

of

between

200 and

40°

Unlike

hand_ground

cutter

s ,

the

clearsnce

angle remai

ns

consistant

regsrdle9

~

of

the

~

h ea r

or

cutting

angle

of

the

knife,

even

though

t he

ground

angle

on

the

knife

vsrie.

betwe

en

different

knive5

and

from

edge

to

edge

of

e ..

ch

$he

sr_

cut kni f e .

Th

i s

gives a consistant

clearance

betwe

en

the

heel

of

the

knife

and

the

stock

and

doe., in

fact, considerably

5implify

grinding

proceedure

,

5ee Figs

4, 5 and

6.

For ,"ost "ark a clearance

angle

('C',

Fil:

••

l)

of

27t

O

suffices

, and

this

is

su

ggested

as a starting

figure

.

Below

21!Othe

cutting

edge

is

"t

ronger (as

needed

for

hard

timbers)

but

clearance

is

COrre$pondingly

le

~ s

.

Angles greater

thsn

27~"

a

re

u~e

d

only

for

very "oft

timber~,

on

larger

diameter

turning.

or

~Inall

diameter

head

s ,

to

dlo"

more

honing

bet"een

regrind

$ ,

or

when "

subsequently

grinding

a

second

..

ry

clearsnce

angle

.

(0"

on

the

scale

i s

:!7~

clearance

angle)

.

Once

set, the

clesran~e

angle

needs

no fur

ther

adjustment

for

sny

individual

so

t-up,

..

nd

remains

cons

t ..

nt

regard

less

of

whe

el vesr

.

www.DaltonsWadkin.com

if

ro'

rr

""'

0

®

/'

I1

PIG.9

Swivel locating lever

in

cent

..

e

po~ition

giving

vertical

set

ting

of

grinding

wheel.

-l

0 0

@)

/

3

4

31

32

0

FIG.lO

Swivel

loc~ting

lever

in

extreme

right

position

giving

10°

clearance

of

grinding

wheel.

3. Lock

for swivel

and

forward

feed

movement

of

grinding

wheel

.

4.Swivel

locating

lever.

31.Swivel

locating

lever

locator

plate

32

Main

grinding

he

ad

support

.

FIG.

Il

Consi"tancy

of

clearance

angle~

A & B

irrespective

of

varying shear

angle

.

www.DaltonsWadkin.com

Page 5

Si de

Clearance Angh

Thia

can

be

set

for

either

SO

or

100

el.eranee

to

right

or

left

or

to

00 (vertical)

position, aee Fig.

1 .

The sv i v

el .ovement

i.

controlled

by handl

ever

(5)

end

locked

by

lever

(J),

see

Pi~$.

8, 9 and 10 .

Lever

(4) locates

the

head

i n the

vertic

al po

sition

or

to

give SO

or

100

right

or l.ft lide clearance

.

Depress

the

lever

end to

roh

... e the

1001\ whil

s t

applying

dovn ....

rd

pro

u u

re

to

lever

(5)

to

b ..

lanca

the

head

auombly

.

lI"to.te

tho

hoo.d

to

the

required

poaitlon,

rele

... e

lev

er

(4)

.. nd l

ock

by

lever

(3)

.

Nnrmall y

SO

cleaTance

..

ill suf

f i

ce

fOT

.oat

work and

thi

a ia

suggested

as

an

initial

set

ting. By

tilting

the head,

the

grinding

"'h

eel gri

nds

at

SO

or

100

to the

plane of rotation

and

gives

..

cons

is t

ant

degree

of

clea

ran

ce

to

all

kniv

es

reg

..

rdle

.. s of

shear

angle

, See

Pig. 11.

NOTE

: No

alterntion

of

t he main

or

.ide

de

.. r ..

nce

""gle

is

n

ece

. s ..

ry

...

hen

ct'"nging bet"'een

l~

f t

..

nd

right

..

ngled knives,

or batw

ee n knives

of

diff

er e

nt shasr

sngle

sesting

.

MOUNTING

TIlE

VII~:F.L

Remove

the

guard aid

e pl ..

te,

nut

and

outer flange

.

Clean

all mating

faeee

.

Check

th

e

~h

.ol

for soundne

ss

end, if

correct, fit

",ith

•

com

pr e~

8ive

$ondvich

..

a.~her

bet~een

tho

~h ee

I

.. nd

each

flange

.

Note

the

thTead

of

the

securing

nut

before

tightening

or slackening

.

Do

not over_tigh

ten when securing ,

..

nd

be

sure

to repl

sce

t he

sido

ilullrd .

Check

that

the whoel le

free

to

rot

ate

before

starting

under

power. A

llew

a

new

..

heel

t o

run

f r

ee

under

pow

er

for a fav

~ inut

es

with

all

personnel standing

veil

cleer

.

Should a grinding

wheel

dis

integrate vhil

s t on the

..

chine,

check

the spindl

e,

flangea

and

gu

..

rd

thorOUihly

for d ....

ge

before

fitting

a

further

wheel .

Take note

of

any

'afe

ty

regula.tiona app

..

rot

..

ining

to

grinding wheel usage

.

Dres

s t he

wheel

be fo

re

".e

.

www.DaltonsWadkin.com

<

6--rn

43

FIG.12

Adjustments

of

knife support

and

dresser

,

shoving

di&mond

dre8ser

in

position

.

3

7.

Knife Support

Assembly

.

38. Diamond

Dre~"er

.

39.

Rotary movement

of

a8~embly

to

change

f~om

knife

gupport

to dres.er and vice v

ers&,

also vhen

dressing

the

whee l

square,

at

an

angle

or

to

width,

40. Adjusting

"ere" for

alignment

of

37

_ $

ea

method

of

checking

Fi r..JG

page

16

.

41.

Adjusting

screw &8sembly _ rotate

dovnwards

to

allow

knife

~

uppo

.. t

o.uu)"bly

to

ha

rotated.

Se

t

horizontally

to

aliw'

..

s"e,a~ly.

42.

Lock

for

rotary

movem ..

nt 39.

43. Knife

Support

(interchange"ble)

44.

Lock

for

8wivel

movement 45

45. Swivel

moveman t used when

h ..

U-roWld

dressing,

or

when

" ..

tting

dresser

for

8qu"r~,

"ngle

or side

dreuing

of

grinding

vh

eel

.

46.

Scale

and

indicator

~hoY ~vivel

movement

setting

.

40

www.DaltonsWadkin.com

START

ING

AND

STOPPING

mE

MACHINE

The c

ontr

oh

aru

-

I H

Control Box 19

Pu.1I

button

to

"tart

the

moto r .

(note

the .afe

ty

precautions above)

.

I'u"h

button

t o

~t

.. r t

the

lubricant

p"",p.

(do

no t

run the

pumpo

\(ith the

\(heel

~tll.tio""ry

)

Po.I

eh

button

to

stop

both

grind

ing

ho .. d mot

or

and

p...mp

. (AutDMatic

10ck-off,

to.lrn

to

relea

se

before

.t

.. rti ng

...,ton

).

holator

(15) -(for

.atety

r"Uon~

180111.1.11.

the

machine

bofore

setting

up

).

~ING

mE

GRINDING IIlmEL

Pa

ge 6

Before

grinding

C<)IlImenCM, and

.. t

int

erv

.. h

during the

grinding _equenc

e ,

dress the wheel

to

maintll.in i

t.

corroet pro

file

and

po.ition

reletiv@

to

the

stylu$,

and

to

retain s cleall cutting

f .. ce,

sce Pig

• • 12 and

13.

The

diamond

dre

••

er

is

~ounted

on

the

oppo.ite

end

of

asaembly

(J7)

to

the

knife

support

.

To

b~ing

it

into the

operative

po,ltion

turn

ass

embly

(4

1)

dovn

to cleer, rel

ease lever (42)

and rotate the

e.e

..

bly until

thu

di","ond

i ~

uppaJ'nlO''\..

Turn

aue",b

l y

(41)

to

the

h"rizonl.&

l p"

"i'\.ion

and

rotld

e

(37)

until

H

abu

'\.'\.s

scre\(

(40),

'\.hell

8ecu

re by

lever

(42)

. Abut'\.

""umbly

(H)

IIgain,t

8cro

W (4

0)

bo'\.h

\(bell

drcning

~o

a

lIalt_round

~e

ction

ane1 who)\

USilll:

the

kni

te

~uJlJlnrt

,

"",1

~

ecure

hy

leve

r (42

).

NOT,; Aecur

.. t e

abu

tt

..

ellt ag .. ins

'\.

BCra

...

(40)

is

ah801utely

euenti

.. l wh8n

Ilrindi

nr,

shear-cut knives

S$

t.ilure

to

do

thi

~

llI/ly

ruult

i n inaccuracy

of

radial

heir.ht

ot

fini

shed knivu.

PeriDllicaUy

chec

k t.he u

Uirtt: of

adju.Unll

scre

"

(40)

""

describad

on

Pac

e

16,

rho

" he

el

can

he dr.'led

'\.0 a)

a h

air_ro

und,

b)

8qu

are-acros,

or c )

angled

protile, bu'\.

tor

..

".t

wc

rk a half_rOund

,ec

tion

is used.

Square-across and

angled

profil

es are

ueed for

internal

corners

(1I.1'\.houlI'h

..

11

overl

apping

knife

techniq

ue

can

be "

sod) or

",hen

grinding

extrs cleer

anc e on knivoB.

Se

.. lat

er

Ilotu

on 'Operating Tec

hlliques'.

Dre.~in 8

to a half-round

sect

ion

(Fig.

1)

Relea~e

s

ecuring

SCrew

(44)

~ o

a l lo\(

the

assembly

(37)

to

. w

ivel

'\.hr

ough

1800 (45)

. Check

that

the

diamond

clear.

the whe

el

vh ell

the

la'\.'\.er

is

'\.urned

by hand

and

'\.he dree,er

~

vivel

led

th

rou/l'h

ih

full movemen

t . I f

not

, II.dju.

t.

as

la'\.er d08cribod

.

~i'\.h

'\.

he wheel

vertic

al

and

runn

ing

, and

with

lock

(l)

released

, t ood

the

...

heel

'\.

over

da

the dreue

r ,

usin

g halld

... hqel

(1), vh1h

t

I

wivelling

the

drosler

left

and

right

through

the

full 1800 rnovemen'\.

. COlltinue

until

the

whe

el

1, f

ully

dre~_ed,

th

on

lock (l) and

stop the

vh ee

l.

Thi.

action

dre.

~e8

the vheol

'\.0

profil

e .. nd

'\.

0 a

zero

poa i'\.i on _

which

ensurea

accurate

r eg i e

'\.rati"n

.

Do

no'\.,

therefo

re ,

r

e~e

'\.

the vheel

posi'\.ion

in

any

way except

aa ne.ded for s

ide clearance

grinding

.

www.DaltonsWadkin.com

1\

/

'-

PIG.1)

Halt_round dreuing

.

PIG 17

PIll

14

Si

de

Dr"~8ing

PIG

15

Squa

r e

DUBBing

16. Handvheel

for

po.itionin~

carriage

.)

vhen

checking

knivee

against

pattern

,

b)

eo

that

knives

cleer

elbov

rest

vhen

resting

or,

PIG.16.

!

ngt.

Dreui"i'

t)

'0

that

knives

ere

veIL

clear

ot

vh • .,l

vhen

dra

••

ing

wheel.

)). I!andlever

for

locking

bucl,,,t

34

in

PO$ i tio

n

34.

Brackot

for

16

35 .

C&rriago

36.

he

ahart

-

www.DaltonsWadkin.com

Page

7

Dressing

ov~r_thick

"he

"h

(Fig.H)

Vh

eel"

may

vary

in

thickness

and

can

be

dressed

true

immediately after

fac

e

dre~sing

.

S"ivel

th

e

dre~s6r

to

its

extreme

rig

h t h!lnd

position

and

lock

~cre~

(44).

Release

lever

(42),

and

rotate

t he di!lmond

clear

of

the

vh~el.

Vi

t h

the

vheel

running, rotate

the

di!lmond

acro'

~

to

dre~s

tho

side

of

t he

"hed

.

Stop

the

"he

el

and

repeat

"ith

the

oppo~ite

side

.

This usually

requires

doing

once

vith

each

vheel,

there!lfter

face

dres

8

only

.

Dr~~~ing

to

a squ

are

acro~g

or angl

ed

~ection

(Figs.IS

!lnd

16)

Set

the

indicator

against

sca

l e

(46)

to

zero

for squo.r e

across

or

at

the

requi.red

a"gle, then

lock

scre~

(44)

. R

el"ase lever (42

).

Check

the

di(l,mond

and

..

heel

tor

clearance

and

!ldjus

t

if

neceuo.ry.

'o'ith

the vhael

running, rot

ate

the

dr

a~~nr

acros~

the vheel

until

th

e latter

i

~

fully

profiled

.

After

dres~ing,

rotate

th

e

!l~

sem bly

until

the knife

~

upport

i~

upp~rmost,

~xactly

cen

tra

l , !lnd

square

to

the

arbor, then

lock

lever

(42)

and

(44).

NOTE:

The

m!lchine

is

primarily

designed

f.or

use

"ith

half_round

sec

tion

..

heel$

•. Vhaeh

of

any

othaT

~actio

n

m!ly

foul

the

knif<l

~upport

nece8~itating

!l

rear"ard

adjustment

of

the

grinding

"heel before use

.

KNIFE

SUPPORTS

K

nife

~upport~

(8)

are

provided

for

360, 45

0

a

nd

55

0

shesr

angle

holder~.

All

..

re

reversible

for

left

or

right

h!lnd

she!lr. Cle!lll

mating

faces

befor~

fitting

and ensure

th!lt

the

suppor

t

S~!lts

on

the

locating

do"el

before

securing

. Tho

supports

..

ro

jig

bored

for use

"ith

the

special

securi

ng

bolts

provided.

U8e

only

the.e

bolts.

Grind

all

knivM

of

identic8.1

angle

!lnd

hund

of

shear

in soquence

before

changing

the

support

. By

dressing

the

"hoel prior

to

tin!ll grinding

,

accur

..

te

alignment

is aS$ured regardless

of

the ol·

der

in

..

hich

knives

are

actually

ground.

ALIGNING

CU'M'ERHEAD

AND

TD

1PLATE

Set

the cuttorhaad

on

the

a r

bor

so

that

i h

full

cutting vidth

i s

vithin

the

table traverse

relative

to

the

grindinf(

"heel.

NOTE

A maximum

tr

..

ver"e

of

1 2

in. is

provided

.

'o'h

en

.. t

raver

se

in

excess

of

thi~ i~

n ..

"d

..

<1

,

grind p ....

r t

of

tit

..

cutterhea,l,

then

shift

both

cutterhe

.. d

an,\

tomplate

sidevays

to

r.rind

the

reCl8.ind"r.

Vith

the

,..h

",,}

upright

~e

t

the

table

~uch

that

one

end

of

the hex

agon!ll

disc

and

the

.. heel

!llilln exactly

USing

!l

straight

edge.

Fit a plain

~

tylu~.

Fit the

corresponding

template

(49)

..

nd

"djust

it

,

"hil

st

keeping

it back

ugainst

the

fence

pegs

(51)

Fig 21,

so

that

the

di

~ c

end

line

on

the

template

correctly

aligns ..

ith

the

~ty1u

s,

usin

g a

~q

uare,

Pig.

18

.

www.DaltonsWadkin.com

PIG.18

Method

of

a l

igning

hexagon dis c

with

wheel

using

~traight

edge

D,

and

to

"et

templete

line

to

stylus

E

using a square

F.

PIG.19

Styl\l~

Assembly.

47.

stylus

in

position

48.

Lock.crew

for

47

(locks

against

milled flat

on

st,'lus

)

FIG .

ZO

Correct stylus

setting

for

left and

ri¥ht

hand

she

s r

support$

.

www.DaltonsWadkin.com

Pllga

8

Lock

the

template

in

position

.

Begin

...

ith

the

stylus

in

its

mid_cro

••

_

traverse

position

,

than

use

h,,"dwhe~l

(28)

for

final,

fine

setting

,

(after

ralessing

lock

29)

.

STYLUS Sf:Lr:CTION

AND

SETrING

Th,.ee

Ilre

provided,

coded

A,

C

and

E,

also

Il

plllin

stylus

.

Select

the

correct

stylus

according

to

the

holder

shear

angle

and

....

in

clell,.ance

angle

in

use

by

referring

to

the

chart.

Pit

the

~tylus

(47)

and

secure

ag

..

inst

the

fl

.. t

using

lockscrev

(48),

Fig

19,

so

that

the

point

is

towards

th~

operator

and at

the

sam~

side

as

the

high

point

of

the

knife

support,

see

Pig. 20.

Note

that

each stylus

can

be

reversed

end

for

ond

for

use

vith

a

left

or

right

hand

shesr

holder

.

Th"

~ t

ylu"

(47)

is

used

to

cro

..

to

tho

ex

..

et

turning

profile

throughout

the

cutting

"idth (See 'Operating

Techniques'

for

method

of

use)

.

C"o"~-

..

dj

u.,

tmen

t

The

s t

ylus

can

be

cros8_a(iju"ted

using hand"hoel

(28)

llnd

locked

by

(29).

Once

set

("h~n

aligning cut

terhead

llnd tem

plate)

it

shou

l d

roma

in

undist

urhe

d

throughout

the

complete

cutterhe"d

grinding

.

It

c"n,

however,

be

used

to

regul"te

additional

side

grinding

clearance

on

non_cutting

section

s

of

eac

h

knife

where

this

is

thought

necessary (see 'Ope,.ating Techniques'.

Normally

one

compl~to

rotation

of

the

h"nd"heel

"ill

t orm

sufficient

extra

clear"nce

...

here

needed, but

having

done

this

be sure to ret

urn

the

original

setting

before

commencing

furthor

work.

A

graduated

100so

indicator

ring

is

provi~ed

for

moro

accurate

off

and

re_setting,

having

a

2ero

lino

vhich

"

aligned

to a pointer

vhen

tha

setting

has

initially

been

made. Thi"

is

locked

hy

an

alIen

key

•

.£!>ttorhead

diameter

adjustm~nt

Th e

cutting

diameter

of

the

cutterhead

ia

regulated

by

front

to

rear

setting

of

the stylUS. Fine

adjustmont

h

provided

by handvheal

(30).

No

lock

iB

required.

H,wing

once

Bet

the

,tylus

,

the

adjustment

is

normally left

undisturbed

throug

hout

the

grinding

of

the com

plete

cutte,.head

,

correction

for

"heel

vo

.. r

boing

made

each

ti

.. e the

"heel

is dressed.

Stylus

adjustment can

be

made, for ex"",ple,

"'hen

rogrinding

damaged

kriives

or

vhen

blanking

,

but such

knives then

need

resetting

and

the stylus

re_set

to

its

original

position

.

FITTTIlG

AND USI

NG A SAMPLE

TURNING

(Fig.21)

A

s""'ple

t u

rning

c"n

he

fitted

as a guide

when

positioning

knife

bl"nks,

"hen

re_""tting

knives

during

""grinding,

wh

en

Checking

finished

knife

profiles

and

w

hen

adding

extrn

relief aft

e,.

final

profile

grinding

.

(See 'Op",.ating

Techniques'

).

www.DaltonsWadkin.com

"

,.

1":J--_57

PIG.2

1

Sa~ple

turning

fix

ture

47.

Stylus

.

49.

Template

12. Template

Holder

50.

Template

~ecuring

scre"s

<adj

ust

screws

nellr

adg"

to

correct

for

diffar-nnt thickness

of

template)

.

51.

Fence

peg~

.

13. Carriage

handle.

52.

Adjust"ble

contre

for

~Il.mple.

53 .

Brncket

for

52

(can

be

reversed

or

placed

in ~i

de

or

outside

supports

to

suit

various

length

~

of

sample

).

1

4.

Elbow

rest

54.

Lock

lever for locking

awnpl"

or

albo

"

re~t

in

position

.

15.

Swople

55 .

Bracket

for

controlling

p03ition

of

~wnple

turning

..

nd

elboW"

re3t.

56.

Arbor

collar.

57.

Cup

supports

collar

.md

"rbor

"hilst

being

centred.

www.DaltonsWadkin.com

Page 9

The

turning

il

held

bot~een

ad

justable

contres

(52)

whi

ch are

initial

ly

lot

parallel

f.<)

the

arbor

~hen

thu

centru

,

swivel

bar

and

arbor

are

.ll

level.

S~ing

the

centres

to

this

P08'

tion

on

the

swivol

bar

and

eec

ure

.

Vith

the

turning

between

the

centre8,

adjuet

both

centres

auch

that

an

appropriate aection

of

the

turning

aligna

with

the

corrupond

ing

knife.

Lock

the

centree,

then,

for

final

tine

eetting.

uee

the

table croaa

-

.owo.ent. (par

eho

rt

turninga fix th.

centrel

within the

traae, reversing

if nec

auary

.

Por

long

turninga ule

an

.xtended bllr)

.

U

se

adjus

ting

handwheel

(16) lIee

Fig

21

,

for

final

fine lIetting

of

cutterhead

to

patte

rn.

By

pus

hing

against

levor

knob

OH,

the cutterhead

is

te~porarlly

ahifted

out

of

contact

with

the tur

ning _ .,

,ometi.ea

ne

eded "h

en

rotating

a

cutte

rhead

contain

ing

aome

knive

a

inco~pletely

ground _ but

then

return

.

automatical

ly

to

the

original

eetting.

Vh

en

reverting

f.<)

grinding, return

the

arm

rest

and • ....,pl.

turning

to

their

original

position.

,"oving

the

work

table

for

"ard

as

required

. The relit

and

operative

positions

of

the ..

rm

rest

ond sample

can

be

varied

by

adjusting

brad,et

(55). (Su 'Opeuti

ng Technique,' for

off_

set

ccntru

) . Use

handwheel

(16) t o

give a bsck

position

of

the

cutterhead

80

that

the

knive

8

clear

the

erm r

est

when

rotated

.

OPERATING

THE GRI

Jil!l8R

CAUTIo.'1

no

NOT

fully

t i

ghten

either

a hol de r

or a knife,

nor

looa

an them from

fully

tight

, w

hilst

mounted on

the

grinde

r.

Pre_Ioosen

any

knife

Or

holder

befor

e

mounting

on

the

~ehine

( i f

.dju.~ent

~y

be

needed)

and

fully

tighten

i~ediately

after

r

emo

v~l

.

Take

care

that

no

furth

er

ahift

tak

es

place

on

final

tighte

ning

•

www.DaltonsWadkin.com

GmERAL

OPEIL\TICtI

A l"ay

~

grir><l

"et.

The

d i

rection

and

no"

of

coolant

frOll

both

the

overhead

jot

and

e i

de jet

..

are

controllable

by

shiftinc the

jets

and

by

regulating

tap

s

(2)

/lnd

(24

).

Do

not

run

c"obnt

agsinat

... stat

ionary

vheel

.

GRINDING

BUNKS

Method

nf

blank

ins

Set

the

"hoel

vertical.

Yi

th the

knit

e r

elting

on

the

appropriAte

sup

port

make a

.eriee

nf

straight

cnU

a t

"bout 5 1Ml. pitch

until

the rough

profile

is

tormed

. (To fortll

cut,

o!

clo~or

pitch

"n"ld

re.u

it

in

applying

side

pressure

to

the

vheel

vhich

could

cauUl

tracture in

~"tre

.. e circlIOlshnco8)

.

In

tha

atome

vay

grind

&vay

all the

unev

an

projection"

r&maining

betore

f i

nelly

traversing

the

knit

e

tully

acrou

(aee

later

notes

on

tinal

end

regrindins

knives)

.

Regular

Stylus

Sattinn

Knitll

s.lLtt.ina

.i

..

eut

..

ide

.t.ha...soo

pe

ot

Lb.ia in.a.t.r_

ue-tioll

book-but. ne"

.....

tbal.

...... .

aftect

s

the

grinding

_othod

.

a)

A~sw,'ing

that

.hort holder.

""d

ahort knives

are "sed

for

the

l a

rge

s t

dlo.meter

of

turning.

set

the

stylus

vhiht

grinding

ono

of

the80

knives

.

Adju.t

the

stylus

progre.sively

towards the

rear

until

the

tull

vidth

ot

knite

i s

fully

for.ed

.

Uso

this

stylU8

8ettlng

vhen

grinding

the ra-aining

blanks.

b)

Alternatively.

adjust

the

~tylua

ror

..

ach

knife

individually

a.

needed

to roughly

form

the

profile

acrou

the

full

width

.

Check

the

knivu agnin

s t

the

sMlpla

pattorn

and

either

re-set

or

further

grind

the

.. (at

the

dhcretion

of

the

operator}

un t

il thoya

ll

align. Fino.lly

rough

grind

a t

tho

average

stylus

setting

so

e8t

..

bli

.h~d

.

Strlug

Setting

vhen

uaing

Support

Sugments

Roughly

grilld

all

knive8

as

st

b).

Check

them

against

the s ...

ple

turning

and

note

those

needing

further

griooing

or

re_etting.

Select

and

fit

suitable

seRDent.

to

give .ini

mal

grinding

and/or

re_

setting

of

the

knives.

Set

the

stylus

t,o

the

ugment

(aee

full

notea

in

"Final

end

Regrinding

or

Knives")

.

Re_set

..

nd re_

grind

all

knives

t o

this

nev

stylus

aetting

.

Frequoncv

ot

vlo

nol

'Iro~sinS

Regular

wh

eel

dreSSing

is

not

essen

tial

wh

en

rough

grinding

except

i mae

dlately

betnTe a final

light

grind vhen

sett

ing the

atylus

or vhen

ca-p

leting

knive

s •

• e

vheel

vear

takea

place

it

ia

an

advantage

to

periodically

advance

the

..

heel

to

..

intoin

slightly

_nre

than normal

c l

earence

between wheel

and

support.

To

Qven

out

vhoel

vear,

which

is

unbalanced

..

nd

uneven,

rnugh

grind

right

and

left

hand

s h

ear

kn;vos alt

ernativoly.

www.DaltonsWadkin.com

Page

11

I'INAL

AI"I

REGRINDUIG

01' KNIVES

Met.h<>d

of

Grindl.ns

Trav<>r$e th&

knitu

(ully

across

th

<)

.... heel. maintaining

contAct

bet

....

"en

knife and support

by

rot"ting

h,."d

...

l>o<>1

(10)

..

nd

bet"een

template

and

aty

lu"

by

m~no&vering

handle

(13).

8ee

Pig.

8.

Contact

between

templ

..

te

and

stylus

ie

indicated

by

lamp

(2).

Note

that

such

contact

"ill

be

preven

ted

in

the

initi

.. l

stagea

by

contact bet"een

knite

and

wheel.

grinding

be1ns

complete

only

"hen

the

light

r ...... ine

on

during

rull

traveree

or

the

knire

acroe.

a

nevly

dressed

"he,l.

It

"ill

h"

f<>und

euhr

to

tr

..

veue

de"nwanl

• •

beginning

"ith

the knife

re.ting

<>n the

high

point

of

the

aupport and

to the side

or the

....

heel

.

!leg

in

tho

traverse

....

i t h

only

nor,1ln81

tor

......

rd

pressure

01>

hand

(13)

•

..

l1o"'ng

the

a."cmbly

to

move

out

as the

...

heel

cont

ach

the

knife

- s o

..

voiding

oxceesive

grinding

prea"ure.

/lover

apply

heavy

forvard

pressure

ag"'nst

hAndlG

(13).

use

it

to

guide the

templ&te

around the

stylu~

allow

ing

the wheel to

grind

fr

eely

,

With

e~perience.

it

will

be round

~hat

certa

in

shoar englee

and/or

profiles

"ill

allo~

trsversing

in

both

directions.

but

initially

thll

..

hould

be

attempted

ooly_uth

-.lov_

sheaL.angLc..

amLpla.in..p-"".t.ilItll.

Grindinu

side

cloar

..

ne

..

Uuri.Hlr

iniU

al

profiling

use the

grinding

...

heel

in

the

vsrtica!

position

,

Add

aide

clearance

hy

tilting

the "heel

tovards

the

high

point

of

the

knife

suppor

t anrl re_

grind

.

Wh

pn

grinding

knife

profiles

~hi

ch

CovGr eec

tioru!

intended

to

be

~ orked

by

opposite

hAnd

ahear

knives.

i.e.

multiple

bead

~ork.

grind

a

second

time

vith

the

vheel

til

tod a ...

ay

fr_

the

high

point

of the

knife

.upport

.

This

add"

cloarance

to

the

non_cutting

sections

.

(See

notu

on

multiple

beAds

.

also

I'ig.ll vhuro

'A '

eho""

clearance

of

non_cutting

edlre!

and 'B'

clearance

or

cutting

edges)

.

R~gular

Stylus

Set

ting

Check

that

auftichnt

charance

exists

on

each

cutterhead

(ne

oded

to

form

the

complete

turning)

to

allow

further

'in

.itu·

grindine

ot

knives

"ithout

the grinding

vhael

fouling

Any

holder.

If

cle

aran

ce

exi.t

• •

choos

e a

knife

having

moet

naturAl vear _ not

chippad

cuttin

g

'''Ige.

and

grind

thi

..

"Uht

adjusting

the stylu! until

the

edge

ia

fully

restor

ed. Rugrind

the rem

aind

or

lOt

th18

s t

ylus "otUng (see

notee

on

'

Op,rnting

Technique.'

for

chipped

knive$) .

If

there

i a

insutlichnt

clearance,

then

re-.et

all

kniv

e.

torv.rd

by

an

appropriato

....

ount. us.ng

the

....

plo

turning

for

setting

purpos

...

..

nd

regrind

...

above.

G

rinrling

~h

en

usin«

Sos-ents

Set the

~tyl"$

in

c<>

rrect

relation$hl.p

to

the aegment

(see

nGte

belov)

..

nd

ro-set

all

knivoo

on

their

holders luch

th

.. t

their

cutting

edges

are

then

fu

lly restored

on

gri))di))g

.

(Assuming

th"t

.. n

even

amount

of

grind

i .

needed

on Gach

knif

e .

the

,ample turning

can

be

u.ed

....

hen

re-setting

knlv

ea

eHor spacinC

thi. frOll

the

initiel

cu

tting

circle

by

the

appropria

te

amount)

.

Alternatively.

"ithout

tlrat

re-setting

any

knite.

grindina

ean

he

carried

out

by

adjusting

th,

$tylua

fo

r eACh

knih

individually.

Naturally.

though.

the

knive.

"ill

then

require ro-aotting

and

the

degree

or

accuracy

achieveble

www.DaltonsWadkin.com

I

!2~

Setting

of

dial

to

~egment

.

FIG.23. Setting

of

knifo

to

diRl

.

PIG.

24.

Init~

'101

grinding

of

internal

corner

.

58.

Hound-no

59

.

Knife

47. Stylus

49. Template

~ed

grinding

wheel

•

,

"

I;'

,

, ,

I

';

"

..

.,

•

I ,

,

~,

.

'"

$rrq

F1G

.25.

Final

grlndlng

of

lnternal

corner

.

.7

+"

q

58, Squar"

across

"heel

(an

angle

n<t"ded

to

give

..

square

grind)

59. Knife

47. Stylus

..

/ 4-9

49. Template

, /

'"

www.DaltonsWadkin.com

P ..

ge

12

by

t he

method

previously

desc

rib

"<l.

"ill not.

bR

realized

.

NOTE

,

If

the

support

801~me

nt

c .. n

be

finely

a'ljusted

in

heieht

by

shirnrr.ing,

or

can

be

s h

ifhd

si

deways

to

contact

..

nother

$ection

of

t"nd_llf~

of

8nltt.

llor

diameter, th

Bn

it mey

be

possible

to

recrind

all

knives "'itho

ut

re_setting

_ "'h

ich

w

ill

make

the

task

easier

.

This

pouibility

$

hould

be

n

otod

vhffn

initi

..

U,Y

se

t

HIll(

the

cutterhead.

Stylu$

utting

"hen using

..

Support

S"Rment

Profile

gri

nd

the

knife

fitted

in

line

"ith

the support

segment.

Fit

t he

optional

di

.. l g ..

ugc

"no

set

it

to

register

"geinst

the

segment.

Zero

t he

dial

en this setting

by

rotatillt(

the

outer

ring, "0"

Fig.

22.

1I0ne

...

.. y

the kni

f"

"ir"

e<l.ge

, t h

en

d,.o."

tha r,re,m<l.

].nif"

ou1""aro8

until

it

registers

the

correct

..

mount

in

..

dvanco

of

t he

sel~ment

rn"<l.in!!,,

and

secure,s

.. " Pig

.

23

. (Tho

nermal

..

mount

i s

10/1000

in., hut

thi

s may

v ..

ry

.. t

the

d i

scretion

of

the operator

accordin!!,

to

the ,liarncter

and

length

of

the

...

orkp

i ..

co

o.nd

the

numbcr

of

"eg""'nt~

""edj

.

lii

th

the

knife

secured, "et

it

on

the

~"pport

and

all ..

inat

the

nevly-dre

~$ed

"h

eel

.

Fin

ely

adju

.• t the

stylus

until

the "h",,1

just

contacts

the

lmife

"'loan

the

template

is

in

contact

...

ith

the

~tylu"

.

Regrin<l.ing

Chipped KnivcB

Kn

ivM having

chipped

ad!:"s

~hould

be

a<l.van

ce<l.

step

by

step

on

t h

eir

holder3

during

grindin!!

until ( ... HIt

the

stylus

i n

th"

oriCi

n",l

setting

"nil.

the

"heel freshly

dressed)

the

c

hip

~

"re

completely

r.round eut.

Altern"tively

,

progressively

re

t r .. ct

the

stylus

during

grinding

until

t he

chips

"re com

plete

l y

I:ronn(l

out .

Reset

looth

the lmife

..

n<l. stylu .. , then

fin

..

lly

re!!,r i

nd

the

knife

for

..

hsolute

a cc

uracy

.

Fre<!uency

of

I/heel

Dres~inH

Alv

..

y~

..

et

the wheel

,·or

tical

bufore

dre.sinSJ

(s e e

previeu

~

notes

).

Reguhr

wh

eel

<l.ressing

is

essonti"l

to

guarantee

..

ccuracy

ef

profile

and

knife

regi8traUon

as,

due

tu

the

nature

of

the

operation.

IIheel

wear

i s

unbalan~

ed

an<l.

uneven. For

hest results

pr

offrMsively

a nd

lil(htly grind

..

11

knive

s

or

the

~

ame

hand

a"d

""gle

of

shear

i

ll

t

he

same ""y

and

then

i n

reverse

sequence,

,Iressing

the

vha

e l

het"""n sequence".

(The

technique

is

~imilar

to

that

"h'm

lFinding

plan

er

J<nive~

all

their

cutterhe

.. d ).

Pinally

grind

using a freshly

,lresse(1

"'heel

ai~ai)]st

,,11

the~e

knives

he

fora

changing

to

the

oth~r

I",ives.

liHEEJ, DRESSER

MAINTENANCE

The

di

.. m

ond

dresser

is

correctly

set

befo

r e

,\aspatch

ano

sheuld req uire

no

f u

rther

attontion

a

plLrt

fro",

cleaning

en

,\

I~rea"illg

the

movement!! .

Pcriodically

check

the

dianond

for

"e"r

and

..

dj""t

,,~

needed

( ..

fter

relo"

~i ng

the

locknut)

ill1til

it

barely

contacts

tho

inner

flanGe

side

of

the

"heel

"hen

set

to

dress

t he

vheel

to "idth

(see

.

Ensure

for

thh

setting

th

.. t

the

grin<ling

head

is

correct

ly

~oRt",I

,

verticel

and the

... heel

fitted ,,·ith

the

correct

thickn~

s~

of

cornprc3sive

paper

"asher.

www.DaltonsWadkin.com

1:12.:12

Alt"rnative

method

of

for.ing

6

c<>rn

er

with

overlapping

knivos

.

58. Roun d-

n<>sed "hee

l

st

knife.

59.

Fir

47

. S

ty

.19 .

Fi

n

'"'

t t

...,p

latc.

, "

,

-,.

~

,

~

<

-'

I

I'

f.!.!!.:.ll

.

Second

n

ag

..

to

26

58 . Round_

n08ed "hee

l

60.

Socond

kn ife.

47. Stylus .

5.

r

----

,

61. Socond

int"r

cbangoablo

tomplsto.

"

et

cj

7.'

..

.0

,

,,·

1/

(

-

( ,

, ' ,

/'"

-'

!!I:

trrm1

------

f--

+9

www.DaltonsWadkin.com

hge

1)

OP8RATING TECHNIQUES

Sguar~_ln

and

Deep

Radi

,,~

Kniv

e~

IIh

en

regrindiuC", fin

e adj us t ,nent

for

grin

d de

pth

is

in a radial

direction

only, L e. kn

ife

.. dgc3

p"rallel

t o the

"rbor

ar e f

ully res

tored,

"hilst

tbo

~e

a t

righ

t

angl

e ~

(to

f o

rm squar

e

~

hould

e r ~

)

are merely

~ki"'

med.

For

m o~t

ornament.a.1

"or

k slIch adjustme

nt

" uffic

es, but

for

squa~e

or

ne

a ~

s

quure

ed g~

$

a sr:lall sid

e"ays adjustment

of

the knife is

necessary

to

proper

l y

re~tor

e

3

uch

edge

s.

The mo

s t c

onvenient

~ay

is

to slight

l y l oosen thp.

holder

prior

to

f i

tting

on

"the

grind"r, tben

fractionally

move the

holder

(rath

er

than the

knife)

to give th

e s

ide\lay3 adj U3tment ne e

ded

_ l e

aving

the stylus

a$ set _

and

r~-grind.

Aiternativ,ely, the

~id e

\l"y

~

..

dju$tm~nt

of

the

.tylu~

could

be used

for

thi

s pu

rpose

to

give

very

fine control,

after

vhich

the

holder

and .tylus

hoth

\lil

l r e

quire

re-setting

accordingly.

Sg~are

External

Corn

er 3

Square

external corners

of turnings

can

be

form

ed

hy

grinding

i nt

ernal

corn~r

S

in

the

knive

s us

ing square

or

angled

vheels.

The

sequence

is

to

form to

gonaral

shape

using the

half-round

vheel

"hich

then

leave

s "

small

r ..

diu~

.. t

the

intern"l

corner

of

the

knife

.

This

radiu

s may,

in

fact,

be

accept

..

ble

but,

if

not,

the

corner

c .. n be

ground

by u3ing

the

normal

stylus

and

temploto

but

an

angled vheel,

grinding

vith

the

corner

of

the

llI.tter.

The

angla of

the

~heel

varie

s ..

ccording

to

the shear

angle

of

the

holder,

the clearance

angle

.. nd

the

pattern

angl e

and

is

best

es t ..

blished

by

ex

perimentation.

(The ..

ngle $hould

be

noted

on

the

gr

..

duation. and

recorded

for

future

use), see

Pig

s .

2:4' and

25.

Alternatively,

overlapping

knives can

be us

ed.

Thi~

gives a clean

corner

\lhieh

i $ eas

ier

to

maintain

by

honing

than

an

internal

corner

on a

knif

e .

Tvo

~eparate,

interchangeable

and

overl

..

pping

templ

.. tes

are

used

for

this

purpose,

as

~ho\ln

in

Pigs.

26 .. nd 27.

After

u.

ing the

fir

st

templ

..

te

to

grind

the

appropriate

knife,

its

end

i.

regis to

red

by

u$ing a temporary

end $

top

. The

template

18

then

replac

ed by

the

second

one

to

register

against

the

."me

end

stop

and

the

remaining

knives

ground.

Obviously the

templates

must

correspond exactly

in

\lidth

and

length.

VIlere

the

turning

incorporate

s s

evcral

such

corner

. ,

t~o

overlapping

templates

on

ly

are

needed

,

as

shololli. In

this

cau

identification

of

the

actual

working

edges

by

colouring

i s essential.

The e

ctual

shape

of

the

non-~orking

profile

i .

not

important,

but

should

continue

the

vorking

line

to

beyond

the

knite

edge

used

to

form

it _ unl

es s

it

then

interferes

"ith

a

further

$ection

of

profile,

.ee

Pigs.

2:8 & 29.

Multiple

Bead.

The

normal

practice

is

to

use

separate

knives

for

each

section

of

beading,

resulting

in

overcrowding

of

knives and

holders on

finely

detailed vork.

By s

kilful

use

of

the

grinder

it

is po.s

ible

in

many ins t an

ce.

to

form more

than

one s

ection

\lith a $ing1e

knif

e ,

skipping

over

any

int.ermediate section

vhich

requires

forming

by & knife

of

oppo s

ite

hand

$hear.

The s

ection

skipped

requires additional

relief

grinding

on

the

knife

profile

at

thi

s

point.

The

technique

for

this varies

according

to the

profile

, as follovs,-

www.DaltonsWadkin.com

,

I

H

I .

·1

I

,

I

,

PIGS .

28

and

29

Two

te~pl&te

s

used

interchangeably tor

a

turning

having 4 extern

al

cOrner

s a t ' X'

Sections ac

t UAlly

used are betw

een

arrO~"

.

PI

GS.

}O

and

31. Le

ft

and

right

hand .

hear

knives

each f

orming

pa r t

of

two

bA

. d.

and

gr ound u

aing

the side

ad j us

tment

of

the stylu

s _ (Us

ing

the in

dicating

coll

ar

28

to

a

llo

~

ex

act

re_setting

of

the stylus)

.

H

/

www.DaltonsWadkin.com

Page

14

Square

Joined

Bead

~

Where

the

beads

are

joined

with a short

section

parallel

to

the

centrelinc,

the

side

adjustment

feature

of

the

stylus

is

used

. By

using

this

section

of

the

stylus,

the

non-cutting

section

of

the

knife

profile

is rel

ieved

by

approximately

Imm.

(1/25

in.)

measured

axially.

This

giveB

approximately

1

o'Wt'l.

eharane

..

between

the

non_cutting

point

of

the

knife

and

the

base

of

the

bead, which

gradually

reduces

as

the

point

of

the

bead

is

approached

blending

with

the

profile

at

abo

ut

SO/lOo

short

of

the

apex,

see

Figs.

)0

and

31 .

The

. ame

relative

clearance

is

giv~n

to all

moulds

formed

with a parallel

joining

section,

Or

...

here a continuous

enrve

is

formed.

Thi.

relieved

section

of

stylus

is,

in

fact,

used

for

all

general

purpose

work

with

the

exception

of

vees

and

vee_joined

moulds.

Resctting

is

realized

by

turning

handwhc"l

(28)

to

register

the

mark

against

the

pointer

.

Vee

Joined

Beads

Typical

ve

e-joined

beeds are

shown

in

Fills.

28, 29

and )2.

These

cannot

be

formed

using

the

side

sdjustment

fe

ature

of

the

stylus

.. s

by

So

doing

off-set

points

would

be

cre~ted

(although

the

necessary

relief

of

the

non_cutti.ng

sections

of

kJ,ives

would

be

formed

automntic&lly)

.

It

i s

necessary

,

therefore,

to

us e

the

normal setti

ng

of

the

stylus,

but

in

this

case

all

knives

~re

then

ground

exactly

to

profil

e .

Thore

~re

three

alternative

method.

of

grinding

the

required relief, as

fo11o"s:_

a)

Profile

the

knife

initi.~lly

USi.ng

tho

normal sottinll

of

the

stylus,

Pig. 32.

Adjust the

stylus

sideways

by

one

full

tUrn,

then

grind

the

non_cutting

sections

of

profile

, s

topping

.hort

of

the

voe

point

. The

reBult

will

be

as

"hown

on

Fig )).

Reset

the

stylus

to

the

m~rk.

(Use

the

indicator

collo,r

to

allow

exact

resetting

of

the stylus).

b)

Profile

the

knife

initially

using a conventio'nal

template

and

normal

sotting

of

s t

ylus, see

Fig. 32.

Replace

the

templa

t e

with

a

gener,>!

purpo

s e

one

having a right-angle,

cut_out,

and

set

the

radial

f"ce

of

this

to

a l

ign

with the

vec.

Fit

an

ond stop

to

limit

the

traverse

movement

to

between

the

vee

and

short

of

the

apGx

of

the

bead

. By u

.o

of

this template

(and

by adj

usti

ng

the

stylus

as

requirod),

the

knife

Can

be

accur

..

tely

relieved

on

the

non-cutting

section

by

grinding-out

a

right

engle,

Fig

. 34 , As

the

machine

~etting

i.

totally

upset

by

this

process

it

is

best

undertaken

after

fully

profiling

the

cutterhoad

.

The

right

angled

grind

is

not

critical,

however,

and

n~ed

be

repeated

only

infre1uently,

perhaps

after

every

3rd

or

4th

rcgrind.

Vhere bea

ds

are

narro", USe

an

angled

wheel.

c)

Prepare

two intorch"ngeable

templates,

one

for each

hand

of

shear

(though

still

covering

tbe

full

"idth

of

profile

bei

ng

ground).

So

profile

each

that

the

necessary

relief

is

incorporated

at

the

appropriate

sections

.

U"e

the

t1o'O

templates

in sequence

to

profile

and

relief

grind

automatical

l y .

Ensure

that

the

templates

accurately

interchange

"nd

use

an

end

stop

for

positive

ra_location,Fig.35.

www.DaltonsWadkin.com

FIG.)2.

Profiled

knives

usi

ng a

conventional

template

and

full section

of

stylus

.

FIG. 33

Grin

ding

relief

on

the

non-outting

portion

using

side

adjustment

of

the

stylus

in

conjunction

~ith

the

indicating

collar

.

I

www.DaltonsWadkin.com

Page

15

Decorative

Vees

(See

Pige

,

)2-)5)

Use

one

t~pl.te

for

the

Iquare

external

cornere

.

vee

knives

as follo"8'_

_

in

body

in

the

_nner

already

ducribed

ror

Use

interchangeable

t

e.plat~8

to

for.

th

e

a)

Single

te1l\plat e

hclmiqu<l.

Porm a

tingle t ...

plate

to

the

exut

voe

elo{l,p. need<ld

{l,nd inithlly

un

it

to

for

m

~"act

vee

profiles

on

both

h ..

"

d~

of

s

henr

knivee

.

Fi t

an

cnd

~top

to

the

tompilt.te

in

lino

...

ith

the

vee

and

to

Gxpoa e

tha

non_cutting

section

of

the

profile

(tor

the

hand

of

ahea

r

or

knife

being

ground)

.

Grind

U

described

under

a)

in

'Ves Join

ed

Bo

..

ds

' ) .

0)

US"

two

t ....

pl.tes

"ith

built

in

roller

....

described

under

c)

in

'Vee

Joined

Bead

" .

Con~entionlll

Si

de

Relier

or

Knivu

,

(Fig

H)

It

h cowrton

to

side

relleve

knhu

...

here

thay

project

beyond

the

intended

v l

dth-on_cut

.

Thi.

proceu

can

be

w,dertekcn

on

the

II'rinder

after

inltl

.. l

profi

ling the

kniv.s

..

crou

thdr

full

... idt

h.

It

h c ..

rried

out

by

uaing

sqU

{I,ro or

lIngled

genoral

purpo$e

tcmplntc8

.

Width

a"d

depth

on

..

ut

aro

controlled

by the

stylus ad

just..enh

.

Tho

progr~

n

of

relief

grinding

Is

but

judged

by

comparing

thll

ground

knife

" i

th

.. "

""'plc

turning

.

Suffici~nt

..

" H

ef should

be

ground

in

the knife

~o

liS

to

require

no

further

relier

gr

inding

. .

Kniv

....

forming

beads

"ith

parallel

join

ing

sections

vould

nor~lly

bo

relieved

at

right

angles

just

...

hort

or

the

at the

join, but

alloving

an

ovarial'

at

tbe

cTest

.

Knive.

fo

..

inll'

veea

voul(,

normally

be

relie~"d

at

right

angle" just beyond

the

actual

yee

. Th .. e x

act

profile

or

knife

at

this

.action

i s

loft

to

the

discretion

of

the

opt'rator

. Unlike

vith

hand grinding

it

Is

sccurft.tely

controlled

by

the

stylus

setting

and

the te-plat"

shap8

used

.

When

.id

..

relievi"g

closely_.paced

boads,

dress the

..

h~el

t o

an

a"gled profile

.

Truing Support

S"flTlle"h

Support

segments

ca"

be

trued

and/or

reduced

to small

er

o~rating

diam

e t

er

on

tho

llrinder. Mount

the

eugment.

in

position

on

the

aleeve

snd

...

cure

.

Fit

a

strAight_edged

,

parsll

.. l te-pl{l,te

and a pl

..

in stylu...

Square

dreee

tho vheel

and

rOtOOve

the

kni

re

.upport

.

Rot.a~

the

cutterhead

under

control ot the

h.ndwheel

_ ..

hllat

adv

.. ncill$l;

it

by

fine

adjustment

or

the

atylUI

t.o

eng

.. ge the

segment

with

the wheol.

Continue

until

the see-ent

i.

rully

trued

.

Nor~lly

the

segment

~'ill

be

given.

nat

face.

but

it

.... y

be

an

advantage

to

fa

..

a s

lightly

roundod

conto.ct face

. Xn thi s

esse

for.

.. t

.,.

pla

te

to

the

profile

required

snd

UB@ a h{l,lt-Tound

...

heel

profile

....

ith • plaln

~tylus

.

At

..

"ch

fresh

~et

tin

g

in

dopth-on_cut

,

trsck

tully

acrou

tho

.agment

atep

by

et6p

by adju3ting

the t"ble cross_traverse

esch

t ime sw

eepi

ng

through

the

complGto

arc

of

both

segm ..

nt.

forming

a p .. ir. IIh ..

re

aegments

sre

consider

"b

ly

out or true,

initially

trim u.ing the equre "cross

wheel .

www.DaltonsWadkin.com

FIG.34. Grinding reliaf

~"ing

~

second,

general

purpose

temp

late

with a right_angled

cut

out.

FIG.

35.

Grinding reliaf

using two

interchangeable

templ~tes.

(one

only

shown).

www.DaltonsWadkin.com

P&ge

16

Vhere

off_set

centres

are

used, the

exact

amount

of

off-~et

should

be

decided

be

foro preparing

templates

. The

back

edge

of

the template

s

hould then

be

off_set

from the s

ample

centreline

by the

same

emount

pro-rata

the

length of

the

template

.

Care

should

be

taken

to

ensure

common

dimensions

where

adjacent

templ

a t

es

overlap

on long

tllrnings

.

'o'hon

fitting

..

sample

turning

to

the

grinder,

use the

optional

oft_set

c.mtre

in

place

of

one

regular

centre

and

set

accordingly.

~e

"l'l,/

" 1

~h

F

.'V

"-

"

,

}(\

,~

, ,

,

' .

I I ,

, .

,

1

-,

I I

,

,I

,

KN'IFE

SUPPORT

ASSEMlII:{

ALIGNMENT

AdjusLrnent screw

(40)

i s

correctly

se

t when

the

"",chine

is

despatched

from

our

wcrks.

It. setting

should, ho

...

ever

, he

checked

perio(licelly

and

corrected

if

need be,

as

follov8

: -

Dress the

wheel

to

.. half_rollnd

soction

.

Vh

~n

re_setting

the

IIssembly

(37)

for

r,rinding

ensure

tbat

it

abutts screv

(40)

and

8ecure

by

lever

(42).

Fit

the

450 knife

support

IInd

tilt

the

wheel

.. s

Fig.J6

.1. Measure

a nd

note the

gap

between

the

knife

~upport

and

the

gdnding

"heel

u~iT\ji

feeler

guo.ges

(F).

Revp.r8p.

the

knif~ ~upport

and

wheel

ti

l t

a

~

Fig. 36.2

o.nd

again

use

feeler

I(a"g"~

(

F)

to

meo.sure

the

gill' bet"

eon

the

knife

~

upport

o.r,d

t

he

...

heel.

The ":""1'

shoul,\

be identical

in

hot

h

c

..

~es

.

If

the

gap

is not

ident

i ca

l, adju

st

scre

w

(40) accord

ingly,

re-set

assemhly

(7)

to

abutt

it

..

nd

re_check.

,

2i

,

As

.. fin,,1

chec

k,

grin<\

both

left

and

right

h ..

nd

~

hear

cutter

~

to a straight

and

parallel

ter,'pIate

..

nd

check tor

equal

contllct

against

..

parallol

turning

,

•

www.DaltonsWadkin.com

usn.'G

THE

SQUARE

CORNrn

STYLUS

The squ

are

cornar

styl

us

car,

he

fitted

in

..

ny

one

of

fgur pos

ihons

and

i s

used with

a SqUAre

wheel

Or

one

dre~$fid

to

a)O

angle,

see

panels

below.

Us e

with

450 shear

a"cles

OI.nd

25°_30°

cle

a r a

nce

angles

.

To

prevent

excessive

wheel

we

.. r ,

form the

"utter

profiles

with

the

.

st

..

nd

..

rd half-round

secti,,,,

vheel.

UBe

the square

corner

stylus

method

...

erely

to

rem()Ve

and

sq"

...

ro-up

t he

rem&ining

internal

r ..

dius.

U

se

the

stylus

fine

scre"

..

djustrnent.

to

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PR/2

Electric..!

The PR/2

Electrical

Circuit

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2 Mains

Grinder

Moto

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Am Type AM/80/KX2

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push

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control

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m

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tr

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12

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output

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inspection

l ..

mp

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light.

Customer's

m ..

ins

voltage

through

cont

ac"ors

to

motor. Motors

..

re

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Svitch

Control

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Pump

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Stop

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main

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110

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control

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IML

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main

motor

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12

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s"oiitch

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IHL

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to

the stylus

indicator

light.

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whon the

templato

is

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the

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grinding

whe

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motor

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fh" electric

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built

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F ..

ul~

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number

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tr

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...

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the

use

of

the

el~ctrica

l

s

chematic

drawing

.

www.DaltonsWadkin.com

Autool PR2 Installation And Operating Instructions Manual

Specifications and Main Features

Frequently Asked Questions

User Manual