HIGHLEAD GL13118-1 Instruction Manual

HIGH

LEAD

GL13118-1

Blindstitch machine

Instruction

Manual

Parts Catalog

SHANGHAI HUIGONG

N0.3

SEWING MACHINE FACTORY

From the library of: Diamond Needle Corp

INDEX

BriefInstruction

.............................

;

.......................................

Main Specification

..................................•...............................

Installation

and

Preparation

.................•....................................

A. Installation

........................................................................

1. Take Machine Head out

11.

Install the Stand

m. Install the Machine

IV. Install the Cloth Plate Assy

Preparation

........................................................................

Clean the Machine

11.

Check the Machine

m. Lubricate the Machine

Operation

................................................................................

Rotation and Speed

...............................................................

Needle Selection

..................................................................

Needles and Thread

..............................................................

Replace Needles

..................................................................

Threading

..........................................................................

Pressing in and out..

.............................................................

Skip Stitch Device

..............................................................

Feed Dog Adjustment..

...........................................................

Adjustment

.............................................................................

Adjust Stitch Length

...............................................................

Adjust Needle Penetration

........

·'

...............................................

Adjust the Pressing Plate

..........................................................

Adjust Needle and Needle Plate

..................................................

1. Back and Forth Position

11. Up and Down Position

From the library of: Diamond Needle Corp

111.

Left End Position

IV. Needle Stroke

Spreader Position Adjustment

...................................................

Standard Position

n. Left and Right Position

111.

Up and Down Position

1v.

Back and Forth Position

F. Feed Lifting Position Adjustment.

..............................................

1. Left and Right Position

n. Back and Forth Position

111.

Assembling and Disassembling the Feed Lifting Wheel

Adjust Presser Feet Pressure

.....................................................

H. Adjust Thread Tension

............................................................

6. Machine Supply

.........................................................................

7. Standard Accessories

...................................................................

Parts List

A. Arm and Bed

Main Shaft Mechanism

Feed Dog and Needle Shaft Assy

Spreader Mechanism

E. Needle Plate Assy

F. Presser Foot Mechanism

Feed Lifting Mechanism

H. Knee Lifter Mechanism

I. Thread Tension Mechanism

Cloth plate Assy

From the library of: Diamond Needle Corp

Briefinstruction

This model is designed with needle bar

take

thread

and

spreader

mechanism

catch thread loop producing Stitch 103 and straight blind stitch seam by

one arched needle and one spreader. Also it is equipped with regulation mechanism

adjust presser foot pressure, thread tension, stitch length, feed lifting, presser

foot

left

and feed ratio for blind stitching light

medium heavy weight fabrics or sewing

operations, such

trousers cuff, lap, fore pant

suit, etc.

is requested

read this instruction manual carefully before operating the machine,

for best machine performance.

2. Main Specification

(!)Max. Sewing speed

(2)Max. Stitch length

(3)Feed ratio

(

4)Presser foot lift

(5)Needle

(6)Thread

(7)Motor power

(8)Measurements

(9)Gross weight

2500 r.p.m.

3mm-8mm

1:1

2:1

7mm

GLX 1 NM75-100 (LWX 6T 3#-4#)

14.5-7.5 tex cotton

14.8-7.4 tex terylene cotton

270W

510X360X245

24.5kgs

3. Installation and Preparation

A. Installation

Take Machine Head out

When taking machine head out

the packing, be careful not

damage

the exposed parts such

thread tension, thread guide etc.

Don't dispose

any packing material before checking

with the packing

list in order

avoid any parts missing.

n. Install the Stand

First assemble back brace and treadle brace with left and right legs,

then set treadle holders to treadle brace.

b. Install motor onto table.

c. Set table onto stand with washers and wood screws.

d. Connect motor

and

treadle lever

draw bars. After adjusting treadle

position, tighten the nuts for draw barjoint and treadle.

111.

Install the machine

From the library of: Diamond Needle Corp

Put Cushion

Brace

Cushion

Cushion E, Machine Head A

onto the table, then put Bolt F through holes, Washer G and Washer

H and tighten Nut I (Fig.

finally.

Assemble Knee Lifting Bar

Bushing L to long shaft. Tighten

the

bushing when 1em is obtained between the knee lifting bar and table

(fig. 2).

Set V-belt N

the machine pulley and align motion pulley with

machine pulley. After adjusting motor position and the V-belt tension,

tighten the nuts for the motor.

Set motor switch on the right underside

the table.

~t~-~:A

-+-~

""G

:--a

Fig. I

'·c

--~

IV. Install the cloth plate assy (Fig. 3)

'!"""

'•

,o-

["'" l

,,_,>'-\1_'-,

• '5.5c

L 1cm

Fig.2

Set Support A

the machine head by Screw

Tighten Screw G into Shaft C, then put Shaft C into the hole

Support

set Retainer F and tighten Screw

Be sure the cloth

plate rotates

freely.

Insert Pin D into Bushing

and tighten the screw.

Adjust the height

Cloth Plate E and tighten Screw I.

Preparation

Clean the machine

Clean

off

anti-rust grease from the machine parts with soft cloth

and

gasoline before using a new machine

a machine idle for a long time.

n. Check the machine

The machine parts may get loose or deformed by strong jolt

transportation. Check the machine carefully by turning machine pulley to see

there

any collision, noise

looseness. Be sure the machine

in good

condition before

rum1ing

it.

m. Lubricate the machine

Fill the oiling holes with a few drops

machine oil before operating the

machine (Fig. 4), making sure all the movable parts are well lubricated, then

run the machine at

low

speed for a few minutes. A new machine is requested

From the library of: Diamond Needle Corp

to be oiled at least twice per shift.

avoid c;ontamination on sewing fabrics

be sure to clean the machine after oiling and running idle.

C:=J

Fig. 3 Fig. 4

Operation

Rotation

and

Speed

The machine pulley should rotate clockwise viewing from right side

the

machine. It is suggested

use a new machine at a speed less than 1800r.p.m. for the

first 60 days. After this period you may operate the machine at a higher speed.

Needle Selection

Be sure to use the needles GLX 1 NM75-1

OO(LW

X6T 3#-4#). A different

needle size is required for different sewing fabric.

C. Needle

and

Thread

Please refer to the table below for the selection

needles and thread.

Thread Size

Needle Size Sewing Fabric

Cotton Terylene Cotton

7.5tex 7.4tex 130 Plain cloth, terylene cotton, nylon

9.5tex Cotton, wool, medium heavy fabric

100 14.5tex 14.8tex Corduroy, heavy wool heavy duty fabric

Replace Needles (Fig.

Fig. 5

Fig.6

From the library of: Diamond Needle Corp

After turning machine pulley to bring the needle to left end, and adjust the

feed lifting dial

loosen Screw B and replace the old needle with a new

one. Make sure the needle shank is

the center

the left guide slot

the

needle plate. Finally tighten Screw B and adjust the feed lifting dial back

the original position. After replacing the needle properly.

there

a bar on

needlepoint

the needle

bent or blunt; you must replace it for proper

sewing performance.

Threading

(Fig.

Tum the machine pulley

bring the needle

the left end and thread the

machine

shown in the figure.

F. Pressing in

and

out

Before sewing push Knee Lifter A

knee rightward (Fig.

to bring down

Presser Foot B and Feed Lifting Wheel C, then insert sewing fabric under Needle

Plate

Sewing fabric will be pressed under the presser foot when releasing the knee

lifter.

After sewing tum* machine pulley to bring the needle to the left end, then tum

back the machine pulley

let

the thread down from the spreader. Sewing fabric can

be taken out easily when lowering the presser foot by knee.

Fig. 7

G. Skip Stitch Device

Fig. 8

Feed ratio adjusting knob can be found

lower right side

the machine (Fig.

8a). When skip stitch is required (blind stitch ratio

2:1

tum the handle forward (to

the operator), as shown in

Fig.

8b.

Skip stitch

finally available for light weight

material. For non-skip stitch, tum the handle back, as shown in Fig. 8c.

Feed Dog Adjustment (Fig. 9)

Feed dog lifting regulator can be found on the right side

machine arm. Tum

Feed Dog Lifting Regulation A clockwise to raise feed dog for heavy weight material.

Tum Feed Dog Lifting Regulator counterclockwise to lower the feed dog for light

weight fabric.

Adjustment

From the library of: Diamond Needle Corp

Adjust stitch length (Fig. 10)

Press down the button

left hand while turning the machine pulley by right

hand. After you hear a click, keep depressing button

and

turning machine pulley until

the figure

left side

machine pulley aligns with the scale.

the stitch length

required

smaller than the figure shown on the scale, tum the machine pulley

clockwise, or tum counterclockwise for longer stitch length.

r~tc;;--~·

Graduation

Fig. 9 Fig. 10

B. Adjust Needle Penetration

A feed lifting wheel regulator can be found in the middle

lower

arm

the

machine. It consists

Knob A

and

Indicator B (Fig.

). The height

Feed

Lifting

Wheel C decides stitching thickness. Adjust stitching

per the exposed stitches. Tum

the knob clockwise to lower the feed lifting wheel for reduced stitching thickness, or

tum the knob counterclockwise

raise the feed lifting wheel for increased stitching

thickness.

Fig.

Fig. 12

C. Adjust the Pressing Plate (Fig. 12)

This blind stitch machine

equipped with

all-purpose needle plate available

for tooth light and heavy weight fabrics. When sewing adjust Pressing Plate A

per

the thickness

the sewing material. When adjusting, tum Screw B clockwise for

increased pressure for heavy weight fabric, or tum Screw B counterclod.-wise

for

reduced pressure for light weight fabric.

Adjust Needle

and

Plate

Back and Forth Position

Needle B should be in the center

Left Guide Slot C

the needle plate

(Fig. 13a).

the needle

not positioned properly, loosen Screw A

and

move

From the library of: Diamond Needle Corp

Needle Clamp D back

and

forth (Fig. l3b

After adjustment, tighten the screw

gam.

Fig. 13a Fig. 13b Fig. 14

and Down Position (Fig.

14)

There are three checkpoints for the

and down position

the needle:

The clearance between the needle and the bottom

Left Guide Slot

C should be less than 0.3mm;

The needle should be just in touch with the bottom

the right guide

slot (KL arched surface). Wrong positioning will cause the problems

like needle like breakage, thread breakage, skipping,

etc.

Wben

adjusting, loosen Screw H and I

move the needle plate up and

down

the correct position. After adjustment, tighten screws again.

(Fig.IS)

Fig.

nr.

Left End Position

•

Fig. 16

The needlepoint should be flush with Right Side F

the left guide slot

the needle plate (Fig.

16)

When adjusting, tum the left end pulley

bring the needle

the left

end.

not positioned correctly, loosen screw A (Fig. 13b) and turn the needle

clamp. Tighten the screw when the proper position is obtained.

IV. Needle Stroke

The needle stroke decides the right end

the needle movement. Wben

the needle moves

the right end, the distance between the needlepoint

and

the right side

the needle plate should be almost 2mm (Fig. 17)

From the library of: Diamond Needle Corp

..,

'2_

Fig. 17 Fig. 18

When adjusting, remove the cover

the upper arm, insert the

screwdriver into Hole H, loosen Screw G and turn Pin F till the correct

needle stroke is obtained. (fig. 18)

Spreader

Position

Adjustment

1. Standard Position

The standard position

the spreader is obtained

Crarik A and Shaft

B. When assembling align the dot on the crank with the center

the V slot

the shaft. (fig.

19)

11.

Left and Right Position

When the long finger point

the spreader touches the center line

the

needle, the distance between the center

the long finger point and the left

edge

the needle hole should be almost 2mm. (Fig. 20)

A c

Fig. 19 Fig. 20

When adjusting

a) Loosen Bolt

and move Eccentric Bushing D left and right. Tighten Bolt

E again when the correct position is obtained. (Fig. 21)

b) Turn the machine pulley to see

Spreader F collides with Point G

Needle Guard K (Fig. 22).

it does move the eccentric bushing left a little.

Adjust the relative position for the dot on the crarik to the V slot. When

adjusting the left and right position

the spreader, you must base on the

specific conditions and choose suitable steps for adjustment.

111.

and down Position

The clearance between the long finger point and the needle should be

Jess

From the library of: Diamond Needle Corp

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