Máy may 2 kim thiết bị và sữa chửa máy may

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two - needle sewing machine
TEACHER: NGUYEN NGOC CHAU
Group 7:
•Nguyen Thi Huong
•Tran Kim Ngoc
•Nguyen Anh Thu


1. INTRODUCE MACHINE

Two needle sewing machine fixed


1. INTRODUCE MACHINE

two needle sewing machine removable

Specificatons
T-8720C

Start backtacking
and continuous
backtacking
speed
End backtacking
speed
Feed dog height
Weight

－

T-8752C
250 － 1,800sti/min

－

1,000sti/min

－

1,000sti/min

1 mm

42.5kg

Belt drive
mechanism
－

Control circuit
Power supply

T-8750C

－

Machine head

Arm pocket size
Arm bed size
Bobbin winder
Machine head
drive
Motor

T-8722C
250 － 1,800sti/min

－
－

Machine head49.5kg
Control box3.1kg
Operation panel
G50:0.6kg,G10:0.4kg

Machine head
43kg

Machine head50kg
Control box3.1kg
Operation panel
G50:0.6kg,G10:0.4kg

120 mm × 264 mm
517.5 －－ ×178mm
Included in machine arm
Direct drive
Belt drive
mechanism
mechanism
AC servo motor
－
(4-pole,550W)
Microprocessor
－
Single-phase 100-

(4-pole,550W)
Microprocessor
Single-phase 100-

120 － , 200-240V

120 － , 200-240V

－

Direct drive
mechanism
AC servo motor

3-phase 200-240V,

3-phase 200-240V,

380-415V
400VA

380-415V
400VA


2. THE FEATURES OF MACHINE
Characteristics
Upper thread
Lower thread

•Sttch knot
0572M

•Push the fabric by the needle and aliasing


Characteristics

•Bearing supine

•Lubricaton system using propeller pumps
•Two needle sewing machine fixed have 1 needle shaft
•Two needle sewing machine removable have 2 needle
shaft


One needle shaf

Two needle shaf


3. MANUALS



Move the stop lever (1) to the “L” positon.

Move the stop lever (1) to the “R” positon.
•Press the push lever (2).
•The stop lever (1) will then return
to its original positon
automatcally.



4. OPERATING PRINCIPLE

When

thehands
rotary(1)
crank
->straps(5)->puli
teeth(11)->Cam
push feed
->rod
machine
(16)
vertical
translation
thanks
the
sewing
shakes
of needle
bar(46)->
slider(47)->
connecting
bar(49)->
thesewing
drive
shaf(25)->
shakes
hands(39)
-> rod
sewing
machine(40)
dog
(15)

machine
bar
(23)down
and
shakes
hands(24)
>moves
needle
bar
upshakes
and
in cylindrical
frame(9)
upconnecting
andmoves
down->
hands(41)->
shakemetal
shaf(44)
twist the
shake


THANK YOU !