Product Description
Features:
1.small size, light weight, simple operation, easy maintenance, long life
2. Lifting force(KN) :from 5 to 500
3. Acme screw type(SJA)
4. Screw Jack top fitting shape:R type(Cylindrical shape),T(flange shape),S(screw shape),H(flat shape)
5. Two structure:rotating screw in upright and inverted type(screw rotating,Nut moving along axial direction)
translating screw in upright and inverted type(screw rotating and moving along axial direction)
A type:lead screw (nut) moving up direction
B type:lead screw (nut) moving down direction
with protection(P)
With anti-rotation(F)
Typical Model Data
|
Model |
|
SJA5 |
SJA10 |
SJA20 |
SJA50 |
SJA80 |
SJA100 |
SJA200 |
SJA300 |
|
Max Lift Force(KN) |
|
5 |
10 |
20 |
50 |
80 |
100 |
200 |
300 |
|
Screw Specs |
|
Tr18*4 |
Tr20*4 |
Tr30*6 |
Tr40*7 |
Tr50*8 |
Tr60*9 |
Tr80*12 |
Tr100*16 |
|
Gear Ratio |
V1 |
1:4 |
1:4 |
1:6 |
1:7 |
1:8 |
1:8 |
1:8.75 |
1:10.25 |
|
L1 |
1:16 |
1:16 |
1:24 |
1:28 |
1:32 |
1:32 |
1:35 |
1:41 |
|
|
Stroke per input 1RPM (mm) |
V1 |
1 |
1 |
1 |
1 |
1 |
1.125 |
1.371 |
1.56 |
|
L1 |
0.25 |
0.25 |
0.25 |
0.25 |
0.25 |
0.281 |
0.343 |
0.39 |
|
|
Max Input Power (KW) |
V1 |
0.3 |
0.57 |
1.14 |
2.2 |
2.5 |
3 |
4 |
7 |
|
L1 |
0.15 |
0.27 |
0.55 |
1.1 |
1.5 |
2.2 |
3.5 |
5.5 |
|
|
Start Torque when Full Loading (Nm) |
V1 |
4.2 |
8 |
18 |
48.5 |
75 |
100 |
265 |
460 |
|
L1 |
1.5 |
3.1 |
6.7 |
20 |
30 |
41 |
106 |
180 |
|
|
Efficiency when Start |
V1 |
0.24 |
0.25 |
0.19 |
0.18 |
0.17 |
0.18 |
0.17 |
0.18 |
|
L1 |
0.16 |
0.16 |
0.12 |
0.11 |
0.1 |
0.11 |
0.11 |
0.12 |
|
|
Efficiency when 1500RPM |
V1 |
0.34 |
0.35 |
0.33 |
0.32 |
0.31 |
0.33 |
0.33 |
0.33 |
|
L1 |
0.25 |
0.25 |
0.24 |
0.23 |
0.22 |
0.23 |
0.22 |
0.23 |
|
|
No Load Torque (Nm) |
V1 |
0.11 |
0.29 |
0.4 |
0.84 |
1.85 |
2.1 |
2.8 |
3.8 |
|
L1 |
0.09 |
0.18 |
0.29 |
0.59 |
1.12 |
1.4 |
2.1 |
3.1 |
|
|
Gearbox Weight (kg) |
|
3.2 |
5 |
8.5 |
21.5 |
36 |
58 |
75 |
110 |
|
Weight per adding 100mm acme screw (kg) |
|
0.36 |
0.5 |
0.75 |
1.52 |
2.44 |
3.02 |
4.5 |
6.8 |
Screw Jack Systems Solution:
