GOSAN MACHINERY CO., LTD

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MODEL

VARIABLE-SPEED LATHE

Model: 1540AV, 1560AV, 1740AV, 1760AV

FEATURES:

˙Heavy duty geared head; hardened and ground gears.

˙58mm. 2-1/4inch hole through spindles.

˙3-point supported spindle using 2 precision taper roller bearings and 1 ball bearing.

˙12 steps spindle speeds 20 – 2000 rpm. shift in geometric progression.

˙Forced spray lubrication system used for headstock.

˙Quick-change universal gearbox for inch, metric, DP, MP, threading, and multiple thread.

˙One shot lubrication pump supply oil cross slide and bed-ways.

˙Adjustable overload clutch in apron to ensure proper cutting load.

˙Cross slide screw permanently immersed in oil and supported by thrust bearing.

˙One piece casting base for maximum rigidity.

特點

1. 電磁剎車,縮短剎車反應時間,保護使用者安全。

2. 床頭齒輪採用熱處理及齒部研磨處理,降低運轉噪音。

3. 公英制齒輪箱,方便公英制車牙規格切換。

4. 床身經熱處理及研磨加工,延長使用年限。

5. 床頭採用滾柱軸承三點支撐,搭配機械式強制潤滑系統,降低噪音,延長軸承使用年限。

6. 床鞍手壓式潤滑系統,提供床鞍,滑板及床軌潤滑。

7. 床裙手輪採用符合歐規密閉式,避免自動進給產生捲入危險。

8. 床裙配備有機械式過載保護機構,當自動進給發生碰撞會立即停止。

9. 四方型歐洲風格設計不同日式車床外型。

10. 前方排除鐵屑設計,後方不需預留空間,方便使用者清出鐵屑。

BRIEF SPECIFICATION

BRIEF SPECIFICATION
MODEL	1540A/1540AV	1560A/1560AV	1740A/1740AV	1760A/1760AV
NOMINAL SIZE
Swing over Bed	380mm 15in		434mm 17in
Swing over Cross Slide	225mm 8-7/8in		277mm 10-7/8in
Height of Center	191mm 7-1/2in		217mm 8-1/2in
Distance Between Centers	1000mm 40in	1500mm 60in	1000mm 40in	1500mm 60in
BED
Width of Bedways	300mm 12in		300mm 12in
Swing over Gap	580mm 23in		630mm 25in
Length of gap	250mm 10in		250mm 10in
SPINDLE
Spindle nose mounting	D1-6” CAMLOCK
Spindle bore	58mm 2-1/4in
Taper of spindle bore	M.T. No.#6
Number of spindle speeds	12(Variable speed change : 3steps for AV type)
Range of spindle speeds	20 - 2000 R.P.M. (Variable speed change:10-2000R.P.M. for AV type)
CARRIAGE
Total travel of cross slide	235mm 9-1/4 in
Total travel of top slide	130mm 5-1/4 in
Max. size cutting tool	25mm 1 in
TAIL STOCK
Total travel of tailstock barrel	125mm. 5 in
Taper in tailstock barrel	M.T No. #4
Diameter of barrel	Dia. 58mm. Dia. 2-1/4 in
THREADS
Lead screw diameter & pitch	Dia. 32mm. pitch 6mm Dia. 1-1/4” 4 T.P.I.
Number of inch threads	48
Range of inch threads	2 - 72 TPI
Number of metric pitches	48
Range of metric pitches	0.2 - 14 mm
Number of Diametral pitches	24
Range of Diametral pitches	8.-.60 D.P.
Number of Module pitches	24
Range of Module pitches	0.2 - 3.5 MOD.
FEEDS
Range of longitudinal feeds	0.04-1.00mm./rev. 0.0015-0.04in./rev.
Range of cross feeds	0.02-0.50mm./rev. 0.0075-0.02in./rev.
MOTOR
Main spindle motor	3.75KW. 5 HP Electrical Brake
Coolant pump motor	0.09KW. 1/8 HP
Machine net weight	1400 Kgs	1600 Kgs	1500 Kgs	1700 Kgs

We reverse the right to modify and improve our products.