HIGHLEAD HLK-1510 User manual

HLK-1510
ELECTRONIC PATTERN SEWING MACHINE
Instruction Manual
Parts Catalog
SHANGHAI HUIGONG NO.3 SEWING MACHINE FACTORY
From the library of: Superior Sewing Machine & Supply LLC

Thistechnicalmanualexplainstheinstructionshowtooperateandmaintainthesewing
machine．AllinformationinthistechnicalManualaresubjecttochangewithoutnotice ．
ShangHai
ShangHai
ShangHai
ShangHaiHuiGong
Hui Gong
HuiGong
HuiGongCORPROTATION
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Reprintingthepartsor all ofthistechnicalmanualisnotallowedwithoutpermission．
FOR
FOR
FOR
FORYOUR
YOUR
YO UR
YOURSAFETY!
SAF ETY!
SAFETY!
SAFETY!
Ifyouoperatethesewingmachinefirsttime，pleasemakesuretoreadthefollowing
instructionsforyoursafetyandproperoperation．
Inthistechnicalmanual。thenoticeCAUTION
CAUTION
CAUTION
CAUTIONismentionedatsomeparagraphtoattractyour
attentionforthesafety．Pleasekeepitinmindwheneveryouworkwiththesewingmachine．
CAUTION
CAUTION
CAUTION
CAUTIONisusedasthenoticetowarnapossibledangertocauseawound
Explanations
Explanations
Explanations
Explanationsfor
for
f or
forthe
the
th e
thewarning
war ning
warning
warningsigns
sig ns
signs
signs
NO
Warningsign
Meaningsofwarningsign
1
2
3
Cautionforsewingmachineoperation：
Warningtooperatethesewingmachine
withoutsafetyguardsandtoprohibitdoing
anyoperationexceptsewingwhilethe
poweristurnedon．
<Interpretationofsign>
·Donotoperatewithoutfingerguard，eye
guard ， beltcoverandothersafetydevices ．
·Beforethreading，changingneedleand
bobbinclearing ， oilingetc ． switchoffmain
switch．
Cautionforawoundonthefingers：
Warningtoapossibledangertocausea
woundonthefingersunderthespecified
operation．
Cautionforthefingers：
Warningtoapossibledangertobecaught
thefingersinthemachineunderthe
specifiedoperation．
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1. Temperature and humidity
During operating：
The atmosphere temperature should not exceeded more 350 ℃( 9 5° F ) or less 5°C(41°F)．
During transportation：
The atmosphere temperature should not exceeded more 55°C(131°F) or less -10°C(18°F).
The relative humidity in the atmosphere should not exceeded more 85％or less 45％．
2. Atmosphere for the machine operation
In the atmosphere filled with dust or corrosive gas．
In the atmosphere filled with flammable or explosive gas．
3. Power source voltage
In the place where the power fluctuation exceeds more or less 10％of the fixed power voltage．
In the place where the power source cannot supply enough voltage to keep the motor running．
4. Power source voltage
In the place where the power fluctuation exceeds more or less 10％of the fixed power voltage．
In the place where the power source cannot supply enough voltage to keep the motor running．
5. Noise
In the place near a high frequency transmitter or a high frequency welder．
In the place filled with strong electromagnetic radiation or magnetic field．
Caution
★For avoiding the sewing machine from the troubles，please do not operate the sewing
machine under the following conditions．
From the library of: Superior Sewing Machine & Supply LLC

----- CONTENTS -----
1STRUCTURE OF THE SEWING MACHINE............................................................................................... 1
2SPECI FICATION ........................................................................................................................................... 2
3INSTALLATION.............................................................................................................................................3
3-1 Installation of the control box........................................................................................................................... 3
3-2 Installation of the power switch........................................................................................................................ 3
3-3 Installation of the oil pan.................................................................................................................................. 3
3-4 Installation of the sewing machine head........................................................................................................... 4
3-5 Installation of the spindle motor....................................................................................................................... 4
3-6 Connection of the operation panel.................................................................................................................... 5
3-7 Connection of the electric cables...................................................................................................................... 5
3-8 Installation of the thread stand.......................................................................................................................... 6
4LUBRICATION............................................................................................................................................... 7
4-1 Filling the oil tank............................................................................................................................................ 7
4-2 Oiling...............................................................................................................................................................7
5PROPER OPERATION...................................................................................................................................7
5-1 Installation of the needle .................................................................................................................................. 7
5-2 Threading the upper thread...............................................................................................................................8
5-3 Winding the bobbin thread
............................................................................................................................... 8
5-4 Settling the bobbin........................................................................................................................................... 9
5-5 Setting the bobbin case................................................................................................................................... 10
6PROPER SEWING........................................................................................................................................ 10
6-1 Operation of the halt switch ........................................................................................................................... 10
6-2 The sewing operation..................................................................................................................................... 11
6-3 Adjustment of the thread tension.................................................................................................................... 12
7STANDARDADJUSTMENT ....................................................................................................................... 13
7-1 Adjustment of the needle bar position............................................................................................................ 13
7-2 Adjustment of the position between the needle and the shuttle hook.............................................................. 14
7-3 Adjustment of the clearance between the shuttle hook and the needle............................................................ 14
7-4Adjustment of the clearance between the driver and the needle...................................................................... 15
7-5 Adjustment of the thread guide ...................................................................................................................... 15
7-6 Adjustment of the presser foot ....................................................................................................................... 16
7-7 Adjustment of the wiper................................................................................................................................. 19
7-8 Adjustment of the bobbin winder................................................................................................................... 19
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7-9 Adjustment of the work holder....................................................................................................................... 20
7-10Adjustment of the trimmer cam follower ....................................................................................................... 20
7-11 Adjustment of the position for the movable knife point.................................................................................. 21
7-12Adjustment of the fixed knife position........................................................................................................... 21
7-13Adjustment of the thread take up spring swing stroke.................................................................................... 22
7-14Adjustment of the thread take up spring tension............................................................................................. 22
7-15Adjustment of the thread tail after the trimming............................................................................................. 22
7-16Cancellation of the trimming function............................................................................................................ 22
7-17Adjustment of the upper thread tension release.............................................................................................. 23
7-18Adjustment of the mechanical home position................................................................................................. 23
7-19Adjustment of the X-Y table contact pressure................................................................................................ 25
7-20Adjustment of the X timing belt tension......................................................................................................... 25
7-21Adjustment of Y stepping motor position....................................................................................................... 25
8MAINTENANCE.......................................................................................................................................... 26
8-1 Cleaning......................................................................................................................................................... 26
8-2 Disposing of oil waste.................................................................................................................................... 26
9BAD SEWING CONDITION＆ITS CAUSEAND REM EDY.................................................................... 27
PARTS CATALOG
A. ARM BED &IT'S ACCESSORIES（一） ....................................................................................................31
B. ARM BED &IT'S ACCESSORIES（二） ....................................................................................................34
C. SEWING MECHANISM（一） ...................................................................................................................37
D. SEWING MECHANISM（二） ...................................................................................................................40
E. X-Y TABLE MECHANISM（一）...............................................................................................................42
F. X-Y TABLE MECHANISM（二）...............................................................................................................44
G. CABLE COMPONENT & DETECTOR MECHANISM...............................................................................46
H. WORK HOLDER MECHANISM(AIR OPERATED)...................................................................................48
J. PRESSER FOOT MECHANISM...................................................................................................................51
K. PRESSER BAR LIFTING MECHANISM.....................................................................................................53
L. THREAD TRIMMING MECHANISM .........................................................................................................55
M. WIPER MECHANISM ..................................................................................................................................58
N. OIL LUBRICATION MECHANISM.............................................................................................................60
R. ACCESSORIES .............................................................................................................................................62
From the library of: Superior Sewing Machine & Supply LLC

—1 —
1STRUCTURE OFTHE SEWING MACHINE
HLK-1510 electronic pattern sewing machine is constructed with the following main parts
○
1Sewing machine head ②Thread stand ③O peration P anel ④C ontrolU nit
⑤H a lt s w itc h ⑥Work holder foot switch ⑦Wooden Table ⑧Steel stand
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—2 —
2SPECI FICATION
Sewing area：X-Direction(left／right) 100mm
Y-Direction(forward／backward) 100mm
Maximum sewing speed：2500 rpm
Sewing speed：10 steps variable from 200 to 2500 rpm
Stitch length：0.1 to 12.7mm
Stitch type：Single needle lock stitch
Needle bar stroke ：41.2 mm
Thread take up lever stroke：68mm
Class of needle：DP × 17#16(the standard specification)
Wiper system ：Back to forward wiping system(the standard specification)
Presser foot lift：15 mm(18mm max)
Presser foot stroke：Variable from 4mm to 10mm(4mm is standard)
Work holder lift：25 mm
Hook：Large size shuttle hook
Bobbin case：With non racing spring
Bobbin：Large size aluminum bobbin
Thread trimmer system: Horizontal engagement with fixed knife and movable knife
Lubrication system: Manual oiling and replenishment with the oil braids from the oil tanks
Lubrication oil：White machining oil
X—Y drive system：Stepping motor and X-Direction timing belt drive
Y-Direction gear Intermittent or continuous feeding
Machine dimension：1，200mm (W)× 740mm (L)×1，220mm (H)
main motor: 450W
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—3 —
3INSTALLATION
Caution
★The machine should be installed by the specialists who have enough experience for the sewing machine
installations．
★All the necessary electric wiring should be done by electric engineers who are qualified for the electric
wiring．
★If any damage or fault is found on the machine at the installation，please do not operate until it is
repaired．
★Please do not operate the sewing machine with excessive modifications from the standard specification.
3-1 Installation of the control box
If the control box is purchased without
assembling to the table, the control box has
to be installed underneath the table. Please
install the control box with the instruction in
the paragraph
3-2 Installation of the power switch
If the power switch is purchased
without assembling to the table，the
power switch has to be attached with
the following procedure．
(1) Mount the power switch○
1with the wood
screw
(2) Fix the electric cords with the staples
○
2underneath the table as shown on
the figure．
○
3
(3) Hook up the connector
underneath the table．
○
8of the power
switch○
1to the control box○ 7
(4) Attach the power plug
．
○
5to another end of the power switch cord○ 4．Connection of the foot switch
Connect the foot switch○
6to the control box
3-3 Installation of the oil pan
○
7 .The foot switch is enclosed in the accessory box．
(1) Fix the oil pan○
1at its four corners on the table top with four.
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—4 —
3-4 Installation of the sewing machine head
Caution
★For the safety，please make sure to carry the
sewing machine head by more than two
people．
(1) Make sure to hold the machine table
with the caster stopper.
(2) Fit the rubber cushion pads○
3into the
each hole
(3) Put the sewing machine head on the
table top and set the each leg
○
4on the tabletop ．The
rubber cushion pads are enclosed in the
accessory box．
○5to the
each rubber cushion pad
(4) Attach two hinges
○3
○
6 temporarily，make the setting screw
(5) At this time，take notice that the E-shaped snap ring on the front side hinge must be come to the backside，
and E-shaped snap ring on the backside hinge must be come to the front．
○
7fastening on the left side surface of the
machine bed ．
(6) These parts are all enclosed in the accessory box．
(7) Fit the screw holes○
9of the hinges○ 6to the bolt setting holes○ 8ong the table top then，pass the bolt○ 10
through these holes and fasten the bolt○
10 to fix the hinges○ 6with the flat washers○ 11 ，the spring
washers○
12 and the nuts ○ 13
(8) Fasten firmly hexagonal socket head set screws
．
○
7，which set the hinges○ 6 temporarily then，fix the
hinges○
6
(9) Insert the headrest
perfectly．
○
14 into the hole
○
15 on the tabletop．
3-5 Installation of the spindle motor
If the spindle motor has been removed from
the machine for the adjustment or the like,
fix the spindle motor as the procedure
described right.
(1) Spindle motor according to right: put
the signal cord upward.
(2) Adjust the plane of the motor shaft
alignment of the left on the motor
mounting holes, 45 ° Angle adjustment.
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—5 —
3-6 Connection of the operation panel
Please connect the operation panel with the instructions of operation panel manual enclosed in the packing．
3-7 Connection of the electric cables
Please make sure to
ground the place
where there is a
mark. Failure to do so
may cause electric
shock and/or
malfunction.
(1) Connect the machine head and the control
box with cables as shown on the figure.
(2) Hold the dangling cables under the table
with accessory tie holders and cord ties.
(3) At this time, please check whether the
cables are not pulled when tilting the
sewing machine.
(4) Control box back and socket as shown on
the below figure
(5) Printed circuit board wiring as shown on the top of next page
X4: Spindle motor power X5: Spindle motor signal X6: RS-232C（selection）
X7: Operation panel X8: Foot switch X9：Electromagnet output
X10：RS-232C（selection）X11: Control signal one X12: Expand I /0
X13: Control signal two X14: X spindle stepping motor X15: Y spindle stepping motor
G: Grounding wires
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—6 —
3-8 Installation of the thread stand
（1）Assemble the
thread stand with the
instructions enclosed in
the packing．
（2）Fit the thread
stand ○
1
（3）Fix the thread
stand
in the thread
stand holeg on the
tabletop．
○1firmly from the
rear side of the table
with tightening the
nut ○
4and the
washers○
2 ,○ 3．
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—7 —
4LUBRICATION
Caution
★Please make sure to turn power switch off before oiling．
★Please make sure to put some oil before starting the operation of the brand new machine or
NOTE : Please use high quality white machining oil．
4-1 Filling the oil tank
Pour the oil through the oil
hole○
1to the oil tank○ 2on the
machine arm ．Move the work
holder by hand to the right end
then，machine bed．Please Pour the
oil through the oil hole○
4 to the
oil tank，fill with the oil over level
mark
4-2 Oiling
○
5of the oil tank．
Put some oil to red marked oil
holes(NO.○
7～
5PROPER OPERATION
○
10 )．
5-1 Installation of the needle
Caution
★Please make sure to turn the power switch OFF before installing or replacing the needle．
★Please pay attention for the fingers not to be wounded by the needlepoint．
(1) Loosen the needle set screw○
1then，
Insert the new needle○
2until the needle
head is reached the end of the hole of the
needle bar○
3
(2) Fasten the setting screw
．
○
1with facing
the needle groove○
4to the front
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—8 —
5-2 Threading the upper thread
★Please make sure to turn the power switch off before threading the upper thread．
★Please thread the upper thread with referring to the below figures．
5-3 Winding the bobbin thread
★Please make sure to pull the upper thread out of the needle before winding the bobbin thread
(1) Turn the power switch ON．
(2) Press the READY key on the
operation panel twice slowly. Firstly
Press, the work holder moves to home
position．Secondly, the interface for data
input will be shown.
(3) Press the SELECTION key on the
operation panel to select the
BOBBIN-WIND key , then press
the ENTER key ，at this time, work
holder goes down．
(4) Then ，Wind mode window will be
appeared．(the background color is blue)
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—9 —
(5) Pass through the thread from the thread
stand○
4as shown on the right figure .
then ，wind the thread to the empty
bobbin ○
5in the arrow mark “a”
direction couple times and insert the
bobbin○
5into the bobbin winder
(6) Push the adjust lever
○
6．
○
7
(7) Step on the gray color start foot switch
in the arrow mark
“b” direction．
○8
．The thread is kept winding to the
Bobbin
(8) When the bobbin becomes full of the
thread，the adjust lever
○
5while the gray color start
switch is stepping on．
○
6
(9) Step the gray foot switch to exit winding mode, and press the Escape key to back to the standard
operation interface．
is returned to
the original position．
(10) To wind the bobbin thread during the sewing operation，carry out above (2) to (7) procedure，then，the
bobbin winding is performed automatically．
5-4 Settling the bobbin
(1) Set the bobbin○
2into the bobbin case
(2) Pull the bobbin thread
○
1．
○
3into the slit○ 4and pass the
thread through the thread hole○
5
(3) At this time，pull the bobbin thread
．
○
3then，check with
the bobbin○
2if it is rotaled to the arrow direction．if it is
not，set the bobbin○
2into the bobbin case○ 1over again
to get the proper rotation.
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—10 —
5-5 Setting the bobbin case
(1) Set the needle bar to its highest position then，open the cylinder cover○
1
(2) Open the bobbin case latch lever
．
○
2fully then，fit it securely in the inner hook
[NOTE]Please pull the bobbin thread about 2.5mm out of the thread hole(NO.4)of the bobbin case．
○
3．
6PROPER SEWING
6-1 Operation of the halt switch
If an incident such as a thread breakage，needle breakage and any other incidents are happened during the
sewing operation，please hit immediately the halt switch．The sewing machine running is stopped instantly．
Caution
★Before start the sewing operation，please make sure the location of the halt switch and keep it in mind the
function and how to use it．
★Please keep away the hands and the face from the needle during the sewing operation.
(1) Press the HALT switch ○
1
(2) Remove the cause of the abnormality．
，All
operations will stop，and the sewing
machine will stop at the needle UP state
without trimming the thread．
(3) To continue sewing，turn the HALT
switch to the right．The switch will be
unlocked．Next，press the Escape key
on the operation panel，then press
key to select the key or other
key. in the end ，press key，and
work holder will go up and return to the
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—11 —
home position.
(4) When the start switch○
2
Caution
(left)is pressed again，the operation will start ．
★Depending on the shape of the work holder，the collision may be happened with the work holder and the
presser foot while the work holder is on the way back to the home position．For avoidance of this accident，
before starting the sewing operation . program the work holder returning home with the operation panel of
the control box to trace the sewing pattern．
6-2 The sewing operation
Caution
★It is very dangerous to operate the sewing machine without the safety guards(Eye guard：belt cover，Link cover，
Finger guard etc．)．
★Please make sure to always operate the sewing machine with the safety guards．
★Please do not put unnecessary articles except for the sewing operation on the tabletop．
★Please keep the hands and the face away from the needle．
(1) Turn the power switch○1
(2) In sewing interface, press to
return to the interface of data input.
ON.
The collision may be happened with
the work holder and the presser foot
depending on the work holder shape
when the work holder is moved to
original position.
(3) In the interface of data input, press to
select the ,then press to
enter the interface for selecting the
mode(as shown in the figure righe)
(4) After mode selecting end , back
to the interface of data input, press
to select ,then enter the the
interface for selecting pattern number ,
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—12 —
(5) Back to the interface of data input,
press ,then enter the Sewing
Interface(the background color is blue)
(6) When the start switch ○
2(left) is
pressed，the work holder
For the details ,please
refer to the
instructions on the
technical manual
[Operation Panel].
○
3will go
down ,the operation will start .
6-3 Adjustment of the thread tension
The thread tension between the upper and bosom thread should be balanced in the best condition．
When the upper thread tension is well balanced with the bobbin thread tension，both threads are interlocked
along the centerline of fabric layers as shown on the below figures．
NOTE Normally weaker bobbin thread tension brings better sewing quality．
So it is prefer to set bobbin thread tension first and then set upper thread tension．
(1) Bobbin thread tension
Adjust the bobbin thread tension with the thread tension adjusting screw○
2on the bobbin case○ 1．The
thread tension becomes loose if turn the thread tension adjusting screw○
2to the counter clockwise，and the
From the library of: Superior Sewing Machine & Supply LLC

—13 —
thread tension becomes tight if turn it to the clockwise．
(2) Upper thread tension
Adjust the upper thread tension based on the bobbin thread tension．For this adjustment，turn the thread
tension adjusting nut○3．The upper tread tension becomes tight if turn the thread tension adjusting nut
7STANDARDADJUSTMENT
○
3to
the clockwise，and the upper thread tension becomes loose if turns it to the counter clock wise．
Caution
★Please make sure to turn the power switch OFF before adjust the sewing machine．
★If the adjustment is required under the power switch is ON，keep the start foot switch away from the foot．
★Be careful not to be wounded by the needle or the inner hook point．
★Please make sure to put the safety guards(Eye guard，Belt guard，Link cover and finger guard etc．)back on the
original location after the sewing machine adjustment．
7-1 Adjustment of the needle bar position
(1) Turn the power switch OFF．
(2) Turn the sewing machine
pulley by hand then，stop the
needle bar○
1
(3) Remove the rubber plug
at the lowest
position．
○
2
from the face plate then，
loosen the needle bar holder
setscrew
(4) Move the needle bar
○
3．
○1to the position where the needle bar timing mark A is matched to the needle bar
bushing bottom line○
4then，tighten the needle bar holder setscrew ○ 3
NOTE：If the needle class is DP×5，match the needle bar timing mark B to the needle bar bushing bottom
line
．
○
4．
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—14 —
7-2 Adjustment of the position between the needle and the shuttle hook
(1) Turn the power switch OFF．
(2) Turn the sewing machine pulley by
hand then，move up the needle bar○
1
from the lowest position and stop it at
the position
NOTE：If the needle class is DP×5，
match the needle bar timing mark D to
the needle bar bushing bottom line
○
2where the needle bar
timing mark C is matched to the needle
bar bushing bottom line．
○
2
(3) Open the cylinder cover
．
○
2
(4) Remove the bobbin case
．
○
3
(5) Turn the hook retainer lever
．
○
5then，
remove the hook retainer
(6) Loosen the driver setscrew
○
6．
○9then，
move the driver(No.10)and adjust the
shuttle hook point○
7to be matched
with the center line○
8
(7) After the adjustment，tighten the driver setscrew
of the needle．
○
9and put the bobbin case○ 4，the hook retainer○ 6and
the hook retainer lever○
5back to the original location then close the cylinder cover○ 9
7-3 Adjustment of the clearance between the shuttle hook and the needle
.
(1) Please take the same procedures as above paragraph 7-2．from(1) to(5)．
(2) Loosen the outer hook setscrew○
3and turn the eccentric pin
(3) After the adjustment，securely tighten the outer hook setscrew
○
4so that the clearance between the shuttle
hook point and the needle becomes 0.05～0.1 mm．
○
3and put the hook retainer and the
bobbin case back to the original location then，close the cylinder cover ○
5．
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—15 —
7-4 Adjustment of the clearance between the driver and the needle
(1) Please take the same procedures as above
paragraph 7-2．from(1)to(5)．
(2) Please make sure the clearance between
the shuttle hook point and the needle has
been adjusted 0.05～0.1 mm at above
procedure 7-3 Adjustment of the
clearance between the shuttle hook and
the needle．
(3) Loosen the driver setscrew○
1and turn the eccentric pin○ 2so that the clearance between the driver○ 3
and the needle
(4) After the adjustment，securely tighten the driver setscrew
○
4can become 0．
○1and put the hook retainer and the bobbin case
back to the original location then，close the cylinder cover
7-5 Adjustment of the thread guide
○
5．
(1) Remove the E-shaped snap ring○
3which is engaging the movable knife○ 2and the link ○ 1then，loosen
the setscrews ○
4and remove the sliding plate(S) ○ 5
(2) Loosen the setscrews
．
○
10 and move the thread guide○ 6to the position where the needle center line○ 8
divides the needle groove○
7evenly and the rear side line ○ 9of the needle is aligned with the
shoulder○
9of the thread guide○ 6．At this time，make sure that there is some clearance between the
hook retainer and the thread guide
(3) After the adjustment，engage the
link
○
6at least the upper thread can be passed smoothly through
it(standard clearance is 0.8mm)．If this clearance is too wide，it causes the trimming failure and if this
clearance is too narrow，it causes the sewing condition disturbance，the trimmed upper thread tail uneven
and the locking up the hook with the upper thread．
○
1of the trimmer mechanism
with the movable knife ○
2with
the E shaped snap ring ○
3and put
the sliding plate(S) ○
5back on the
original location then，tighten the
setscrews○
4．At this time，set the
sliding plate(S) ○
5so that the
needle ○
11 can come down to the
center ○
12 of the needle hole of the
needle plate．
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