Newlong NP-7A Bedienungsanleitung

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ACHTUNG

VERTETZUNGSGEFAHR

BEINICHT

BEACHTEN DER FOLGENDEN

VORSICHTSMASSNAHMEN!

1. DIE

UMGEBUNGDERMASCHINE

MUSSFREI

SEINVONGEFAHREN

QUELLEN

WIE

FEUER,

WASSER,OI, ASTITTUND

ALLEN

ANDERENDINGEN,

DIEVERLETZUNGEN

vERURSACneTXOrururru.

e.geNUrzEN

srE

DrEMAScHINENtcHTtN

DERUMGEBUNG

VONEXPLOSIVEN

ODER

WASSER.DIEMASCHINE

ISTNICHTGEGEN

ExPLoSIoNENoDER

wASSER

cescxUrzr.

3. voR oeM eeoIENENDERMASCHINEESRT

BEDIENUNGSANLEITUNG

LESEN.

4. DIEMASCHINE

NURAN ZUGELASSENE

NETZSPANNUNGANSCHLIESSEN.

5. DIEMASCHINE

MUSS

GEERDETSEIN.

6. DIEMASCHINEMUSSVONNETZSPANNUNG

(UND LUFTVERSORGUNG)

GETRENNT

WERDEN,BEVORWARTUNGSARBEITEN,

JUSTAGENUNDREINIGUNGDURcHceTUnnT

WERDENTOruruEru.

7. DIE MASCHINE

DARF NICHTOHNE

SCHUTZHAUBENUNDABDECKUNGEN

BETRIEBENWERDEN.

8. MESSER,NADEL,RIEMENSCHEIBE.

RIEMEMUNDALLEBEWEGLICHEN

TEILE

NrcHTeeRUHReNwENNDrE

MAScHINE

uUrr.

9. DIE MAScHINESoLLTE AUcH TUn

WARTUNG,JUSTAGE,REINIGUNGODER

LAGERUNG

AUF

SAUBEREMUNDEBENEM

UNTERGRUNDSTEHEN.

10.

DASZUVERWENDENDE

MATERIAL

MUSS

DEN

MASCHTNENANGABEN

ENTSPRECHEN.

11.

NUR

ORIGINAL"NEWLONG"

ERSATZTEILE

VERWENDEN.

AVERTlSSEMENT

AfiENTIOru

A CEQU'EN

CASDE

PAS

OBSERVER

LES

ARTICLES

SECURITE

CI,DESSOUS,

PEUTPROVOAUER

UNACCIDENT.

t. vEnlrtezs'tL

N'yApAS,

AUToUR

DELA

MACHINE,DE TELLE

CHOSE

QUI PEUT

PROVOQUER

UNACCIDENT

COMMELEFEU,DE

L'EAU,DEL'HUILE

ou DEla ulttEne

COMBUSTIBLE.

2. cETTEMAcHINEN'ESTNlrNEl<pLosrBtusEerur

hrpeRuElglusEE,

oottc

NEL'[musEz

pas

UNEPLACE

OUICOMPORTEUNRISOUE

D'ExplostoN

oueurA

UNE

possnllnE

MOUILLER.

3. NEMANOUEZPAS

DELIRELE MANUEL

D'INSTRUCTION

AVANTDEMETTRELA

MACHINE

ENMARCHE.

4. NEMETTEZ

PASLAMACHINEENMARCHE

AVECUN AUTREVOLTAGE

QUE CELU]

O'lt'tOnUE.

s.vEnrnez

sr LAPRrsEDE

TERREEST

coRREcTEMem

coruruecrEe.

6. NE

MANQUEZPASDE

COUPERLECOURANT

(FrLE

GAzcopRtMEynvaui L'ENTRETIEN,

CHANGEMENTDEPIECE.

I.AMISE

AUPOINTOU

LENETTOYAGE

DEI.AMACHINE.

7. NEMETTEZPASLAMACHINE

ENMARCHE

AVECLE

COUVERCLEOULACOUVERTURE

eruuvEg.

8. NETOUCHEZPAS

TELLES

PARTIES

QUI

BOUGENTCOMME

LECOUPOIR,

TAIGUILLE,

POUUE.

tA COURROEETC.PENDANT

I.AMISE

MARCHE

DELAMACHINE

9. LORSDEL'ENTRETION.

LECHANGEMENT

prEce,

MtsEAU

porNTou

LEMATNTENANcE

DELA

MACHINE,

METTEZ-LA

AUNEPLACE

PI.ATE.

to.vEnrrrez

srvorRE

uanEnrA

couone

s'ADAPTEA r-l spEctFtcATroN

DELA

MACHINE

11,N'EMpLoyu

pAS

D'AUTRE

pEceoueCELLE

DECONVENABLE

.'NEVYLONG'"

CONTENS

SPECIF|CATIONS ----...'

THE

POINTSBEFORE

OPERATION ...... ..'

PREPARATIONFOR

START"

" "'.':' " " "1v

1. Oiling ...........3

2. Needle

Setting .i..............3

3. Threading..... ........3

START -.....4

ADJUSTMENTS .........5

1.ThreadTension :

"...' ........5

2. Position

Needle

andLooper ......5

3. PositionofFeedDog..

4. Pressure

Presser

Foot

. ...........5

5. PresserFootLifter ....'.......5

6. HowtouseHook' '.'.".'..'.'......5

REPLACINGPARTS .

....6

LUBRTCATOR -----7

1. Operation

..'.. '

........7

2. Maintenance.. --....--.7

3. Troubleshooting .......7

8. MAINTENANCE .'.J.....8

9. ORDERINGPARTS .... ..O

NUMERICALINDEX

PARTS ....26.27

DIAGRAMOFSCREW.NUT&

WASHER ....28

-t

3. PREPARATION

FOR

START

l.Oiling

(Fig.1)

Oiling is imperative

to keepthemachinein good

operating

condition.

Pouroil in thereservoir

(capacity

45 cc).To begin

theflow of oil to the

machine,

pushthebuffonof thelubricator

tentimes

continuously

before

starting

themachine.This

shoulddispense

enoughoil for an averagerunning

of four hoursunder

normaloperating

conditions.Do

notrunthemachine

withoutoil asit couldcausesa

machinefailureorbreak

down.

2.Needle

Setting(Fig.2,

3,4)

Tum thepulley until Needle

Bar reaches

its highest

position.

LoosenNeedieBarClamping

Nut,andset

Needlein theBarasdeepas

it will go.

Besure

to set

aNeedlewith itsconcave

part

facing

correctly

towardtheLooper.Fix Clamping

Nut

tightly, otherwise

Needlemay comelooseduring

operation

andbreak.

3.Threading(Fig.5)

The machine

is deliveredbeingthreaded

to show

youproper

threadingof themachine,which

isshown

in Fig.5, for identification.Follow theguide

numbersI to7ofFis.s.

Fig. 1

7"1

//' //l

A(((

Fig.2

Fig.3

O,@Thread

Eyelet

,A-

[3'

Ienston Ljlsc

@Thread

Eyelet

-3-

5. ADJUSTMENTS

lmportant! .

When

adjusting

the

machineor

replacing

parts,

always

disconnect

theElectricCord

from

the

power

source.

Thisisimportantinview

ofsafetytotheoperatorand

adjuster.

ThreadTension

(Fig.10)

Thethreadtensionspringispreset

atthefactoryto

sewPPwovenclothbags.

If someadjustmentis

needed,first loosenscrew@ (ql64S+0005)

and

adjustthe thread

tensionnut @ (245092)

asper

Fig.l0. Whentheadjustment

is finished,retighten

screwtolockthethreadtensionnut.

If this is not done.the stitchwill not remain

uniform.

2.Positionof Needleand Looper(Fig.11)

Loopermustpass

theconcave

partof Needlewith

clearance

of 0.1 mm as shown in Fig.11.

Adjustmentof the clearancecanbe doneafter

loosening

the

screwofLooperRocker.

3.Position of Feed Dog (Fig.12)

When installinga new feeddog ensurethat it is

positionedcorrectly onto the feed dog carrier

block andlightly tightenthefixing screw.Check

thatthefeeddogteethare2.8mmabovethethroat

platewhenthefeeddogis in thehighest

position

beforefinaltighteningofthefixing screw.

4.Pressure

ofPresser

Foot

Whento adjustthepressure

of PresserFoot,take

outNeedleBarGuardandloosenScrewof Presser

Bar Connection.Move up Presser

Barto increase

the pressureand down to decrease.

After the

adjustment,tightentheScrew

firmly.

5.PressureFootLifter

The PresserFootLifter is usedto lift thePresser

Foot andpull out a bag from underthePresser

Foot in case

of a problemsuchasbagor thread

jamming.

6.Howtouse

Hook

(Part

No.241151)

TheHook on thePulleyCoveris usedto installa

ShoulderBeltoraHanger.

Fig. 10

2.8

Feed

Dog

(244111)

Throat

Plate

(244122)

Feed

Dog

StopperScrew

(3/1

6S32034) Fig.12

-5-

. LUBRICATOR

l.Operation

The

lubricator

comprises

apump

andareservoir.

The reservoir

holds max45 cc of oil. @ffectiveoil

volume

is28cc.)

Usemineralotl22- 32 cSt

at4O"C

@g.

Tellusorl#32).

To operate

thelubricator:

1.Firstunscrew

thereservoir

cap

byhalfa

tum.x

2.Push

thebuttonto its lowestposition

(stroke:

12mm).

When

released,

thebuttonwill automatically

retum

to itsoriginalposition.

4.Lastly,

tighten

thecapto prevent

oil leak

during

operation.

x Repeated

working

onthebutton

withoutfirstloosening

thecapmay

produce

negative

pressure

inthe

reservoir,

and

thedustin

the

atmospheremay

easily

introduced

init

when

thecap

loosened.

3.Troubleshooting

Trouble

2.Maintenance

Keep

offdustorforeign

marterwhen

tofill oil

(They may cause

jamming of the pistonandthe

check

valve).

2.Rate

of discharge

is fixed andnot adjustable

(0.08cc

per

push).

3.{ hightemperatures,grease

mayrunalongpoints

(9. This is normal,grease

beingused

whenthe

lubricator

was

assembled

in ourplant.

4.Reservoiris made

of high densitypolyethyiene.

Keepoff fire andrefrainfrom usingorganic,

benzene,

orxylene

chemicals

forcleaning.

Check

periodically

for correctworking of the

pump.

(Repeat

oil feed

andlook attheoil rhrough

the

discharge

pipe.)

Remedy

Replace

lubricator.

Replacelubricator.

Replace

lubricator.

Replacelubricator.

Tiehten plus or

luDncator. Replace

Oil notfed.

Full strokemovement

not

obtainable.

Buttonwill notretrun.

Oil leakfrom@

[.owoillevel.

Dustattached

on theinterior

wallof the

pumping

chamber.

Dustaccumulated,

or break

spnng.

Womoutor displaced

sealof

O-Rins.

Wo*Jut or displaced

sealof

packing.

Loose

plug.

PUSH-BUTTONLUBRICATORModel:NP-7A

push

button

stroke

O-ring

pump

body

reservo spnng

piston

PISTON

STROKE:12mm

RESERVOIB

CAPACITY:45

EFFECTIVE

OIL

VOLUME:28

DISCHARGE

RATE:

0.08cc

perpush

pumping

chamber

check

valve

spring

plug

discharge

nozzle

-7 -

8. MAINTENANCE

Cleanthemachineattheendof theday's

work, and lmportant !

oil thebushings,

shaft,

etc.thatarenotlubricated

by The motor body should not be ope.ned

for the

a lubricator.

Wipe dustandotherforeignmatter

off maintenance.

the FeedDog teethLooper andThroatPlateeyelet

wheretheyareeasily

gathered. When adjustingthe machineor replacing parts,

Careshouldbetakento keepthemachinl f^reefrom alwaysdisconnect

theElectric Cord from thepower

dust,

especially

whento leaveit unused

for some source.

time' This is importantin view of safetyto the operator

and

adiuster.

[ruores

cARRYTNcAND

sroRAGE]

1.Carrythemachinein astoragebox.

2. Afterthe useof the maching,remove

theplug,

cleanthe dirt, takethe threadfrom the machine

andthen

putit intoastoragebox.

We suggest

you to usea soft brushto cleanthe

rear

of themachine.

3.Never storethemachineunderthe sunlieht

dried

orwetcondition.

lcAUrroNl

When

operate

themachine,

donot

putit

onthetable.

Themachine

is notatable

toptype.

-8-

6. REPLACING

PARTS

For replacement

or adjustment

of Ball Rod, refer to

Fig.l3.

Takeout Screw

C anddisconnect

RodEnd@ fro*

Needle

Bar Lever @. aft"t loosening

theNut @,

acljust

theclearance

between

Connecting

Rod@ and

RodEnd@, ,o thatNeedle

Barmoves

in the

center

theclearance

between

theupperandlowerPresser

Bar

Bushings.(Needle

Barstrokeis37mm).

To fix EccenfficCam C on Main Shaft@, tighten

theScrews

@ and

@on Main Shaft

@ (gccentric

Cu- C should

contactSpacer

@ Sigttrty.;.

Thepositionof Needle

is adjusted

sothatthedistance

between

the point of Needle(at irs highestposition)

andThroatPlateis 13mm, afterloosening

screwon

NeedleBarCornection

Assembly

@ in Fig.13.

O Screw11/64540084

noo

End64o4oo1

@ NeedleBar

Lever242051A

@ttut

true

@Connecting

RodAssembly

242011A

@ NeedleBar

ConnectionAssembly

242101A

@ Eccentric

Cam

(parl

ConnectingRod

Assembly)

242011

@lrlainshaft 241102

@ dscre* 11/64540001

@Spacer241161

Adjust LooperDrive Cam@ When necessary

follows:(Refer

toFig.14.1. J

a)ApplytheScrews

(?) and

(? onthetaper

of Main

Shaft

b)AdjustAnn

(B)@,sothatLooper

Drive

Cu- @

andArm (A) I move

smoottrly.Afteradjusting,

fix the

Screw

(Q)

tightly.

c)The

clearance

berweenLooper

DriveCam

(f and

4t* @ iseffected

by Spring

@. Loor"nScrew

@ and

turnSpring

Supporter

@ to adjusr

the

pressure

of Spring

@. erct adjusting

tighten

the

_ Screw

(N tofasten

Spring

Supporter(Q.

Otvtain

shaft241102

@d Screw151u528524

@LooperDrive

Carn243012

Looper

RockerShaftArm

(B)

243081

@LooperRocker

ShaftArm

(A)

243071

ScrewlorLooper

Rocker

ShaftArm

(B)

11/64540009

O Spring243131

SpringSupporter

243121

Screwfor

SpringSupporter

Block

11/64540003

9,4mm

Fig.13

Fig.14

-6-

. SPECIFICATIONS

o This

BagClosingMachineisdesigned

foruse

inthe

lightindustries.

TECHNICAL DETAILS

Speed(sec/bug)' "'5-6

Seam ' 'Single

ThreadChainStitch

StitchRange(mm

) "' ' .'8.5 (fixed)

Revolution(rpm.) " '1,600t

125

Needle "';' 'DNxl-#25

Thread(vinylon,synthetic

orcotton) '' '2016

Bag

MaterialToBeClosed '' '' 'Kraft Paper,PP/PEWoven

Cloth,Cotton,

Hessian,

Jute

DriveMotor '220Y(65W),230V

-240V(70W)

Power

Supply 220V.,A.C.

(Output

65W)

I |

230V

-240Y.,

A.C.

(Output

70W)

pcs.

roll

pce.

can

pce.

2. THE

POINTS

BEFORE

OPERATION

o Oil thearea

throughwhichthreadpasses,

the

tensiondisc,the

thread

guide,

looper,

etc.

(Note:An anticorrosive

agentisappliedto themachines

atthefactory,

in orderto prevent

rusting.It

isnecessary

to useoil toremove

thisagent.orit mayprevent

thethread

frompassing

somoothelli)

o confirm that

the

machine

has

beenthreaded

perFig,5in themanual.

o confirm that

the

machine

has

been

lubricated

per

Fig.1in the

manual.

- 60Hz,Single

Phase

NetWeight(kg)

' ' ' '6 kgsIncludingThreadCone.

MachineDimension(mm.) 361(L)x246(W)x321(H)

PackingDimension(cft.)' "" "2.5

I STANDARDACCESSORIES

1. NeedlesDNxl-#25 """"5

2. ThreadVinylon 2016

3. ScrewDriver'

4. NeedleBarSpanner

' ' '

5. Oil ..

6. Hexason

Socket

Screw

I. )Crew Dflver

-2-

WARNING

PERSONAL INJURY MAY

RESULT IF THE FOLLOWING

SAFETY PRECAUTIONS

ARE

NOT OBSERVED.

1.BESURE

THEAREASURROUNDING

MACHINE

IS FREE OF ALL

HAZARDS

SUCH

ASFIRE,

WATER, OIL, RUBBISHOR ANYTHING

THAT

CANCAUSE INJURY.

2.DO NOT OPERATE MACHINE IN AN

EXPLOSIVE AREA OR UNDER WET

CONDITIONS.

THE MACHINE

IS NOTAN

EXPLOS]ON

- PROOF TYPE NORWATER-

PROOF.

3.DO NOT OPERATE MACHINE BEFORE

READINGINSTRUCTIONMANUAL.

4.DONOT OPERATEMACHINEON VOLTAGES

OTHERTHAN

SPECIFIEDFORTHEMACHINE.

5.BE SURE MACHINEIS CONNECTEDTO

BUILDINGELECTRICAL

SAFFTY

GROUND

(EARTH).

6.BE SURE POWER

(AND

ArR SUPPLY)tS

OFF BEFORE PERFORMING MACHINE

MAINTENANCE,

PARTS REPLACEMENT,

ADJUSTMENTS

OR CLEANING.

7.DO NOT OPERATEMACHINEWITH

GUARDS

AND COVERSREMOVED.

8.DO NOT TOUCH KNIFE,NEEDLE,PULLEY,

BELTANDMOVINGPARTSWHENMACHINE

IS INOPERATION.

g.BE

SUREMACHINEIS PLACEDON ASMOOTH

(LEVEL)

SURFACEWHEN PERFORMTNG

MAINTENANCE,PARTS REPLACEMENT,

ADJUSTMENTS,

CLEANINGOR STORAGE.

1O.BE

SURE THE MATERIALTO BE SEWN

OR CLOSEDCOMPLIESWITHTHEMACHINE

SPECIFICATIONS.

11.DONOT USE SPAREPARTSOTHERTHAN

"NEWLONG"

GENUINEPARTS.

PFIEtrAUGION

NOSEGUIRLASINSTRUCCIONES

OUE SE DETALLANPUEDE

RESULTARPERJUDICIALPARA

SUSALUD.

1.ASEGURARASEOUE ALREDEDOR

DE LA

MAQUINA.NOHAYANINGUNELEMENTOCOMO

FUEGO,AGUA,ACEITEUOTROS

QUE

PUEDAN

OCASIONAR

ALGUNACCIDENTE.

2.NO

USAR

LAMAQUINAENNINGUNAREA

QUE

TENGA RIESGO DE EXPLOSIONOBAJO

CONDICIONESDEHUMEDAD.

LAMAQUINANO

SOLO

EL TIPOA PRUEBADEEXPLOSION,

SINOELTIPOA PRUEBADEAGUA.

3.USARLAMAQUINA,DESPUESDEHABER

LEIDO

CON DETENIMIENTO EL MANUAL DE

INSTRUCCIONES.

4.NOUSAR LA MAQUINARIACON VOLTAJES

DIFERENTESALOSESPECIFICADOSPARALA

MISMA.

5.ASEGURARSEDE QUE LA MAQUINAESTA

CONECTADA A UNA ZONA ELECTRICADE

SEGURIDADCON TOMADE TIERRA.

6.ASEGURARSEDEDESCONECTARLAMAQUINA

ANTESDEPROCEDER

ASUMANTENIMIENTO,

SUSTITUCIONDEPIEZAS.AJUSTEY LIMPIEZA

DELAMAQUINA.

7.NO USAR LA MAOUINACON OBJETOS

EXTRANOS,NICUANDOTENGAUNATAPADERA

ABIERTA.

8.NOTOCARLASCUCHILLAS,AGUJAS,POLEAS,

CORREAS

Y PARTESMOVILESCUANDOLA

MAQUINAESTA

EN FUNCIONAMIENTO.

9.ASEGURARSEDE QUE

LAMAQUINAESTAEN

UN LUGAR

APROPIADOPARAPROCEDERAL

MANTENIMIENTO,RECAMBIO

DE PIEZAS,

AJUSTES,LIMPIEZAOALMACENAJE.

10.

ASEGURARSE

QUE

ELMATERIALACOSER

ENTRADENTRODE LASESPECIFICACIONES

DE LAMAQUINA.

11.NOUSARNINGUNAPIEZADERECAMBIOQUE

NOSEANEWLONG.

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