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PRODUCTS SHOW
CONTACT US
Tel: 0086 916 2298015
 
Fax: 0086 916 2296146
 
E-mail: export@hjmtc.cn  
 
E-mail: hehengrong@hotmail.com
Complete set of precision worm

SK7763×40 CNC worm grinding machine

hits:169 createtime:2017-08-15 10:48:16

Finished parts

【Main use】

This machine is used to grind various cylindrical worms (ZA, ZN, ZI, ZK, ZC1), and also can be used to grind trapezoidal screws。

【NC system configuration】

1、SIEMENS 828D SL system, controlling 5 NC axes,3 of them in a linkage。

2、No. of programmable axes: five

Axis Z: carriage longitudinal traverse

(With grating scale)           full close-looped

Axis X: wheelhead cross feed         

(With grating scale)           full close-looped

Axis C: rotation of work spindle

(With angular encoder)         full close-looped

Axis V: vertical feed of dresser slider

Axis W: horizontal feed of dresser

【Working accuracy】

The accuracy of worm ground can be obtained in accordance with the stipulation specified in the GB

When starts Z=1~2, grade 5 (module≤25), grade 6(module>25)

When starts Z≥3, grade 6(module≤25), grade7(module>25)

【Technical characteristics】

1、Two diamond discs moving simultaneously to dress grinding wheel into required thread profiles

2、The wheel spindle speed can be regulated steplessly

3、The adjustment of helix angle is done and locked manually

4、An AC servo motor directly drives the two diamond discs

5、A dynamic balancing system can be provided to the machine at extra cost

6、The lognitudinal traverse of wheel head carriage is driven by a DC motor

7、A full-closed housing and an oil-mist extractor are provided with the machine to purify working environment

【Main specification parameters】

1、Max. mounting diameter  630mm
2、Max. center distance 4350mm
3、Max. grinding diameter 500mm
4、Min. grinding diameter 50mm
5、Max.stroke of carriage 4000mm
6、Module of worm to be machined 4~40
7、Max. helix angle ±40°
8、Thread start 1~99(any)
9、Max. thread lead 300mm
10、Work spindle speed 0.5~30r/min
11、Max. peripheral speed 45m/s
12、Wheel size
O.D×I.D×Width 600×305×25mm
O.D×I.D×Width 600×305×32mm
O.D×I.D×Width 600×305×40mm
O.D×I.D×Width 600×305×60mm
O.D×I.D×Width 600×305×80mm
13、Max. workpiece weight 1500kg
14Overall dimension (L x W x H) 8300×2500×2300mm
15、Machine weight appro.24 ton

Copyright of: Shaanxi Hanjiang Machine Tool Co., Ltd.  Record number: 05008229 -1  

 Tel: 0086 916 2296 146      135 0916 8925  Fax:0086 916 2296 146 

Address: Hedongdian Town, Hanzhong City, Shaanxi Province, China   E-mail:export@hjmtc.cn  hehengrong@hotmail.com