Counterbore Rough OD Turning Ring Groove Pin Boss Hole for piston machining

2

German Rexroth linear guide H class

3

Japan THK screw 3C 0.008

4

Guangshu system 980TB3i

5

Servo spindle, GR2000 servo drive

6

110SJT motor, BS200 transformer

7

Equipped with Jiahe hydraulic chuck and rotary cylinder

8

Electric is a domestic first-line brand

9

LED Work Light

10

Machining center base Hydraulic station

2

Maximum piston height

mm

30≤H≤110

4

Spindle speed range

（rpm）

100～4500

5

Spindle servo

（KW）

3.7

6

X/Z axis servo torque

（NM）

≥4

7

X/Z axis rapid traverse speed

（m/min）

X≥4Z≥8

8

Spindle nose circular runout

mm

≤0.002（JB/T8324.1-96)

9

End surface runout

mm

≤0.002（JB/T8324.1-96)

10

Positioning accuracy X

±0.01（JB/T8324.1-96)

11

Repeat positioning accuracy X

±0.003（JB/T8324.1-96)

12

Average reverse difference

≤500mm

±0.005（JB/T8324.1-96)

13

Positioning accuracy Z

±0.01（JB/T8324.1-96)

14

Repeat positioning accuracy Z

±0.003（JB/T8324.1-96)

15

Average reverse difference Z

≤500mm

±0.005（JB/T8324.1-96)

16

Trial cutting roundness

0.005

17

Trial cutting cylindricity

L=100 D=φ30  0.015

18

Trial cutting flatness

D=100 d=φ30  0.018

19

Counterbore diameter CMK

±0.012

±0.01 CMK≥1.33