1. Product name: Eyelet buttonhole machine. 2. Model: TBH-9820A-02 (Upper and bottom thread cutting, short thread thread). TBH-9820A-01 (Upper and bottom thread cutting, long thread ending). TBH-9820A-00 (Upper thread cutting). 3. Max. sewing speed 2500spm. 4. Appllication: Suitable for buttonholes of thin and medium thick material like suit ,overcoat，working clothes and pants. 5. Key words: Eyelet button hole machine
1. High production efficiency with Max. sewing speed 2500spm.
TBH-9820A series eyelet button hole sewing adopts the equipment structure suitable for high-speed driving and reach a maximum sewing machine of 2500 rpm. The servo control of thickness of components in the strengthening needle pole,cloth-sending device and needle pole rotation device shortens the operation time,which decreases by 12% compared with the traditional.
2. Operation Board Of Easy Manipulation
TBH-9820A series eylet button hole sewing machine has liquid crystal display（LCD）,supported by icon and character display When setting or checking pictures and changing sewing mode,it is easy to understand and operate.
3. Large Machine Mouth Realizes Convenient Operation
The deep machine mouth provides ample space, which enables the cloth to be spread in a flat plate most suitable for the sewing of vertical button hole and trousers pocket the shape of machine arm offers good vision of needle area,through which the operator may observe sewing process can not only continuously sew the longitudinal button holes of female’s overcoat, but also improve the production efficiency of overcoats and fabrics made of raw materials.
The eyelet button hole machine is mainly applied for buttonholes of thin and medium thick material like suit, overcoat，working clothes and pants.
TBH-9820A-00 Electronic Eyelet Button hole Sewing Machine （Upper thread cutting）
TBH-9820A-01 Electronic Eyelet Button hole Sewing Machine （Upper and bottom thread cutting, longer thread）
TBH-9820A-02 Electronic Eyelet Button hole Sewing Machine （Upper and bottom thread cutting, short thread
Upper thread cutting device
Upper thread cutting device
Long line cutting
Short thread cutting
Bottom thread cutting device
Long ending thread cutting
Short ending thread cutting
Round eyelet hole：8-50mm
Straight button hole：5-50mm
Round eyelet hole：
Straight button hole：
Press foot length (standard)
Shim length (standard)
Shim length (attachment)
Zigzag sewing width
(In mechanical conditions, it is 4.0mm wide at most and the zigzag sewing width is 5.0 at most.)
Original setting (factory-leaving setting)
Length of fastened sewing of stream line
Press foot height
Standard height 12mm(highest16mm)
Double pedal switch
Intermittent cloth-sending of 3 pulse motors （X, Y, ）
Machine needle 4
DO& 558 Nm80 - Nm120
Machine needle (factory-leaving setting)*5
DO x 558 Nm100
Do x 558 Nm90
Do x 558 Nm110
Languages supported by operation board
If there are any problems, the inner setting with urgent stop function and driven by safe circuit will automatically stop the machine
Upper shaft motor
AC-servo motor 550W
Main regulator：0.5 mpa Hammer-pressure regulator：0.4mpa
Air consumption volume
43.2 liter/minute (8 cycles/minute)
Machine head: 120 kg / Control box:14.2-16.2 kg.
Power/ power consumption
Single phase100V/200V， Three phases 200V/220V/380V/400V
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