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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 miniature ball

SK7405 CNC screw grinding machine

hits:200 createtime:2017-08-15 11:14:28

Finished parts

【Main use】

This machine is mainly used to grind precisely thread grooves of small screw for batch manufacturing

【NC system configuration】

1、CNC system

SIEMENS 828D,controlling 3 NC axes

2、NC axis details

Axis Z: Longitudinal table traverse

(With grating scale)        full close-looped

Axis X: Cross feed of wheelhead

(With grating scale)        full close-looped

Axis C: Rotation of work spindle

(With circular grating scale)   full close-looped

【Working accuracy】

Accuracy class obtainable (single-rib)

2π at a periodic pitch                            0.004mm

Over the entire length of screw                    0.006mm

Roughness                                          Ra 0.32μm

【Technical characteristics】

1、Equipped with an automatic clamping mechanism to achieve fast clamping of workpiece

2、An auto-alignment device to match pre-cut thread groove is provided

3、Wheel dressing is conducted by a formed diamond roller to effectively achieve wheel dressing

4、Multi-rib grinding process can make a high production of screw grinding

5、Single-rib grinding process can realize a high precision of screw grinding

    6、A full-closed housing and an efficient centrifugal oil mist exhauster are

【Main specification parameters】

1、Max. diameter to be mounted 50mm
2、Center distance 150mm
3、Max. grinding diameter 50mm
4、Min. grinding diameter 2mm
5、Max. thread grinding length  120mm
6、Pitch range 0.25~12mm
7、Max. helix angle 左6°右6°
8、Thread start number 1~45(any)
9、Work spindle speed 1~80 r/min
10、Max. wheel velocity 50m/s
11、Wheel size 350×10×203mm
12、Overall dimension(L×W×H) 1600mm×1700mm×1900mm
13、machine weight Appro. 2500Kg

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