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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 automobile ste

SK7420×750 CNC Screw Grinding Machine

hits:465 createtime:2017-08-15 15:14:24

Finished parts

【Main use】

The machine is used to grind steering screws, ball-screws, triangle and ACME threads as well

【NC system configuration】

1、SIEMENS 838D, controlling 4 NC axes

2、Programmable axes descriptions

Axis Z: Longitudinal table traverse    full close-looped

Axis X: Cross feed of wheelhead        full close-looped

Axis V: Vertical feed of dresser

Axis C: Rotation of work spindle       full close-looped

【Working accuracy】

Obtainable class of ball screws: P1 (byChina’s national standard)

Obtainable class of ACME screws: P6 (ByChina’s national standard)

【Technical characteristics】

1、Wheel dressing is made by a formed diamond roller

2、Adopting a newly-developed workhead structure doubles work spindle speed, thus increasing greatly machine productivity

3、Special-built soft program makes the machine have automatic grinding cycle, wheel dressing and self-compensation for wheel dressing amount

4、The non-contact alignment device is provided to realize fast pitch-matching

5、Efficient centrifugal oil mist exhauster is employed on the machine

6、Special-made clamping fixture can be equipped with the machine as per users particular workpeice(s)

7、Online wheel balancing system can be provided as optional accessory on the machine

【Main specification parameters】

1、Max. diameter mounted 200mm
2、Max. center distance 750mm
3、Max. thread diameter to be ground 200mm
4、Min. thread diameter to be ground 10mm
5、Max. table traverse 700mm
6、Pitch range 1-24mm
7、Max. helix angle 30°L,30°R
8、No. of starts  1~99(any)
9、rapid table traverse speed 3000mm/min
10、rapid wheelhead approach & withdrawal speed 1000mm/min
11、work spindle speed 0.5-120r/min
12、Wheel linear spped 45m/s
13、Wheel size
       Diameter 400~300mm
       Width 10、20mm
14、Max. workpiece weight 25㎏
15、Overall dimension (L×W×H) 2700×2100×1950mm
16、Machine weight approx.6000kg

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