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Inverted Planetary Roller Screw Nut

Inverted Planetary Roller Screw Nut

Screw-Nut

  1. ISO 3408-3 precision grades 3, 5, and 7

  2. High-speed operation

  3. Short stroke

  4. Medium load capacity

  5. Highly customizable

  6. Direct load application to the push rod

  7. Integrated electromechanical actuator design

Product Parameters

Technical DataTechnical Data

Central screw dia. (mm)

10.5

10.5

10.5

12

12

13.5

15

18

18

21

21

24

24

Lead (mm)

2

3

3.5

2

3

2

2

2

3

2

3

2

3

D0(mm)

17

17

17

20

20

-

-

-

-

-

-

-

-

Number of thread starts

3

3

3

3

3

3

3

3

3

3

3

3

3

Screw (mm)

Helix angle

3.47

5.2

6.06

3.04

4.55

2.7

2.43

2.03

3.04

1.74

2.6

1.52

2.28

d1

10.75

10.875

10.75

12.25

12.38

13.75

15.25

18.25

18.375

21.25

21.375

24.25

24.375

d0

10.5

10.5

10.5

12

12

13.4

15

18

18

21

21

24

24

d2

10.26

10.15

10.1

11.765

11.65

13.264

14.764

17.764

17.646

20.764

20.646

23.764

23.646

Nut (mm)

D1min

24

24

24

26

26

30

32

38

38

45

45

50

50

L1max

140

140

140

160

160

180

200

240

240

280

280

280

280

Dynamic load Ca

KN

10.72

11.44

12.11

13.2

14.16

14.32

22.16

28.96

31.28

43.6

47.68

59.04

65.12

Static load C0a

KN

16.64

12.8

10.02

21.68

18.79

23.12

44.16

61.76

59.92

84.8

83.84

128.8

129.2

Stiffness coefficient Fk

N2/3/μm

26.08

18

11.53

29.2

20.78

29.76

40.8

47.2

37.52

54

43.36

64.96

52.8

Axial clearance

mm

0.03

0.04

0.04

0.03

0.04

0.03

0.03

0.03

0.04

0.03

0.04

0.03

0.04

Forward efficiency

%

83

85

87

82

84

81

80

78

82

76

80

74

79

Reverse efficiency

%

81

83

84

79

81

78

76

73

79

71

77

67

75


Overall DimensionsOverall Dimensions

Product DrawingProduct Drawing

After ServiceAfter Service

To provide solid support for all after-sales services, ensuring service quality and efficiency:

1. National service outlets:Establishing service outlets and testing centers in major industrial cities in China to achieve regional service coverage and shorten on-site service response time;

2. Original factory engineering team:All service engineers have undergone professional training and assessment, possess the ability to debug, repair, and calibrate sensors/joint modules throughout the entire process, and are certified to work;

3. Standardized service process:Establish a standardized process from service acceptance, fault diagnosis, solution, service execution, and after-sales follow-up to ensure that every service is recorded, tracked, and guaranteed;

4. Service quality follow-up:After all services are completed, Follow up with customers within 72 hour, collect customer feedback, and continuously optimize service processes and quality.

Promise to quickly solve problems within 12 hours, 7x24Timely response within hours,36on-site maintenance within hours.

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