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Promach Machinery Sdn Bhd
45, Jalan Mutiara Emas 5/16,
Taman Mount Austin,
81100 Johor Bahru,
Johor, Malaysia.
+607-3528355

 +607-3529355
+607-3525355

Our Products

     EXAC Brand GH Series Big Bore Gap Bed Lathe Machine ---    EXAC brand GH Series Big Bore Gap Bed Lathe    ---

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大孔径马鞍车床

PRODUCT FEATURES:
The surface of the bed ways is supersonic frequency hardened and precision ground with a long service life. The design of the main drive is optimized and the gears in the headstock are precision ground. The noise of the machine is low and its sound is pleasing to hear.
The spindle bore size is 80mm. The spindle system is high in rigidity and accuracy. There is no vibration when turning with a cutting depth of 10mm
There is no need for change gears. The machine can turn about 200 kinds of metric. Whitworth, module and D.P. Threads including special whit worth threads such as 7-1/2,9-1/2,10-1/2,11,11-1/2,13,13-1/2,19,27 t.p.i and pipe threads.
An automatic stopping device is used to realize automatic stop for the machining of a certain length workpiece, which is safe and reliable. A pedal or electromagnetic braking device stops the machine quickly and effectively.

产品特点:
床身导轨经超音频淬火后精磨,寿命长。主传动结构优化,齿轮经精密磨削,整机噪音低。
主轴通孔Φ80mm,主轴系统刚性好,单边切削10mm无振动。
无需调换挂轮能车削公制、英制、模数、径节等近200种螺纹,并能车削每英寸7-1/2、9-1/2、10-1/2、11 11-1/2、13 13-1/2、19、27牙特殊英制螺纹和管螺纹。
设有全长定程装置,安全可靠。主传动采用日本本田摩托车制动装置,制动快,效果好。
 

SPECIFICATIONS:

ITEM

     

GH-1860ZX

GH-1840ZX

GH-1640ZX

Max. swing over bed

mm

Φ460(18")

Φ410(16")

Max. swing over carriage

mm

Φ290(10-4/5")

Φ25010")

* Max. swing over gap

mm

Φ700(27-1/2")

Φ660(26")

*Max. length of work piece(two centers)

mm

1500(60”) 1000(40”)

1000(40”)

*Effective length of gap

mm

200(8")

Spindle nose

mm

Φ80(3-1/8")

Spindle taper of bore

 

M.T.No.7

Number of speeds

 

12

Range of speeds

rpm

42~1800 or 25~1800

42~1800 or 25~1800

Thread cutting  for Metric pitch threads

Range/No.

0.5~20mm/24

Thread cutting  for Whit-worth pitch threads

Range/No.

72~1.5/8 t.p.i/61

Thread cutting for Module  threads

Range/No.

96~3.-1/4 D.P/45

Thread cutting for D.P. threads

Range/No.

0.25~10 M.P/20

Range of feeds for longitudinal

mm

0.04~2.46(0.0015"-0.0913")

Range of feeds for cross

mm

0.02~1.23(0.005"-0.0365")

Tailstock sleeve dia.

mm

Φ75(3")

Tailstock taper of bore

mm

M.T.No.5

M.T.No.4

Tailstock sleeve max.  travel

mm

130(5")

Max. travel of compound rest

mm

100(4")

Max. cross slide travel

mm

280 (11")

Max. size of tool shank(WxH)

mm

25×25(1”×1")

Power of main motor

kw

5.5

Overall dimensions(L×W×H)

mm

2810x1000x 1295

2310x1000x 1255

2310x1100x 1275

Net weight

kg

2650

2350

2300

Width of Bed

mm

            335

335

335