Juki Industrial Sewing Machine Catalog

Button Sewing Machine

LK-1903B/BR35 (with button feeder) LK-1903B Computer-controlled, High-speed, Lockstitch, Button Sewing Machine The machine achieves sewing speed of 2,700sti/min. The machine's starting, stopping, thread-trimming and automatic presser lifting speeds have been increased to significantly shorten total cycle time. With our original horizontal forced feed mechanism, the button carrier sets a button in position so that the operation is simplified. Furthermore, operator fatigue is reduced since what operator needs to do is only setting material and pressing a pedal.

LK-1903B

LK-1903B/BR35

Model name

Max. sewing speed

2,700sti/min

Type: Round-shaped, flat button (2-holed, 4-holed) Size: φ 10 ～φ 18mm

Type: Round-shaped, flat button Size: φ 8~ φ 32mm (standard φ 8~ φ 20mm)

Button size

0.1~10mm (0.1mm step)

Stitch length Lift of the work clamp foot Number of standard patterns Number of data that can be input Memory method

Max. 13mm

Max. 11mm

50 patterns

200 patterns (for up to 150 patterns, sewing data can be added.)

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Internal-organs memory

LK-1903B

Automatic feed mode, non-feed mode, and small-lot sewing mode

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Button feed mode

Needle (at the time of delivery)

DP×17 (#14)

MB-1800A/BR10 (with button feeder) MB-1800B (with wiper unit) Computer-controlled, Dry-head, High-speed, Single-thread, Chainstitch Button Sewing Machine

The machine is able to independently sew various stitching shapes such as U-shaped stitching, X-shaped stitching and Z-shaped stitching. The machine has 55 different stitching patterns as standard. In addition to the sewing shapes, the buttonhole intervals and number of stitches can also be changed on the operation panel.

Model name

MB-1800S

MB-1800B

MB-1800A/BR10

1,800sti/min Crosswise feed 0 ～ 10mm, Lengthwise feed 0 ～ 6.5mm Crosswise feed 0 ～ 4.0mm, Lengthwise feed 0 ～ 4.0mm

Max. sewing speed Amount of feed

Type: Round-shaped flat buttons

Applicable buttons

Size: φ 10 ～φ 28mm

Size: φ 10 ～φ 18mm

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Stitching shape

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Automatic feed mode, non-feed mode, and small-lot sewing mode

Button feed mode

TQ × 7 (#16) #14 ～ #20

Needle

MB-1800A/BR10

MB-1377 (quick stitch shape changing mechanism) MB-1373 Single-thread, Chainstitch, Button Sewing Machine (thread-fray-prevention ON/OFF changeover mechanism)

The machine is provided as standard with a "thread-fray-prevention ON/OFF changeover mechanism" to help produce beautiful seams with added durability. Stitch shape can quickly be changed over between and button-hole configurations. (only for MB-1377)

Model name

MB-1373

MB-1377

1,500 sti/min 8, 16, and 32 stitches 2.5 ～ 6.5mm

Max. sewing speed Number of stitches Feed length (crosswise feed) Feed length (lengthwise feed) Stitching shape

0 ～ 6.5mm

0 ～ 4.5mm

Shank button, Wrapped-around button, Snap, Label, Metal button, Stay button (exclusive attachments have to be used)

Applicable button

φ 10 ～φ 28mm 1.8 ～ 3.5mm (options max. 5mm) TQ × 1 (#16) #14 ～ 20

Button size Thickness of button Needle

MB-1377

21