Low backlash right angle servo worm reducer

Low backlash right angle servo worm reducer
high precision worm equipment is an ideal substitute for precision planetary gearbox,the gear manufacturer can substantially reduce the expense of using precision planetary gearbox

The designer’s ideal solution is to rotate 90 degrees to install the servo motor drive systems

Worm shaft in series could be driven by 1 motor to attain synchronous result of multiple worm tires. It’s been used in programmed polishing cellular phone shell and other equipments
Servo worm gear units have three types : 45 – 50 – 55 – 63 – 75 – 90 ,with dual lead worm drive.Still left and best flank of worm shaft working with different lead angle,causing tooth thickness gradual change,To be able to approach worm shaft and change backlash.

Low backlash Features :

— Worm equipment gyration backlash could be adjusted to significantly less than 1 arc.
— Reducer could be re-adjusted the gap after using .
— Input with coupling : reliable without backlash .
— Output using conical clamping band couplings : reliable without backlash.

Applications :

Precision rotary motion

— Reducing the sound and vibration that’s caused by the strain change and the change of cutting force.
— reducing the noise and impact that is due to the corotation and reverse.
— By reducing worm abrasion.
— Increasing worm output response speed .

Precision Indexing device

— CNC machine, assembly range, cutting machine, transmitting lines, etc.
— Indexing device,accurate studying mechanism require accurate motion occasions .

Speed changing situations

— Reducing the noises and the impact that is caused by speed change.
— Lessening the worm abrasion that is caused by speed changes.
Low rotation Make decision :

The following headings contain information on essential components for selection and correct make use of gearbox.
For certain data on the gearbox collection,start to see the relevant chapters.
OUTPUT TORQUE
1、Rated output torque
Mn2 [Nm]
The torque that can be transmitted continuously through the output shaft, with the apparatus unit operated under something factor fs = 1.
2、Required torque
Mr2 [Nm]
The torque demand based on application requirement. It is suggested to be add up to or significantly less than torque Mn2 the gearbox under study is rated for.
3、Calculated torque
Mc2 [Nm]
Computational torque value to be used when choosing the gearbox. It is calculated considering the needed torque Mr2 and service aspect fs, as per the partnership here after:
POWER
1、Rated input power
Pn1 [kW]
The parameter can be found in the gearbox rating charts and represents the KW which can be safely transmitted to the gearbox, predicated on input speed n1 and service factor fs= 1.
2、Rated output power
Pn2 [kW]
This value may be the power transmitted at gearbox output. it really is calculated with the next formulas:
EFFICIENCY
Efficiency is a parameter which has a major effect on the sizing of certain applications, and basically is determined by gear pair designelements.
The mesh info table on page 9 shows dynamic efficiency (n1=1400)and static efficiency values.
Remember that these values are just achieved after the unit features been run in and reaches the working temperature.
1、Dynamic efficiency
[ηd]
The dynamic efficiency may be the relationship of power delivered at output shaft P2 to power applied at input shaft P1:

2、Static efficiency
[ηs]
Efficiency obtained at start-up of the gearbox. Although this is generally not significant issue for helical gears, it could be instead critical when choosing worm gearmotors working under intermittent duty.
SERVICE FACTOR [ fs ]
The service factor (fs ) will depend on the operating conditions the gearbox is subjected to the parameters that require to be taken under consideration to choose the most sufficient servies factor properly comprise:
1. kind of load of the managed equipment : A – B – C
2. length of daily working time: hours/day(△)
3. start-up regularity: starts/hour (*)
TYPE OF LOAD: A good – uniform, fa≤0.3
B – moderate shocks, fa≤3
C – heavy shocks, fa≤10
fa=Je/Jm
–Je(kgm2) minute of the exterior inertia reduced at the get shaft
–Jm(kgm2) minute of inertia of motor
–If fa>10 please contact our Technical Service
A good -Screw feeders for light resources, fans, assembly lines, conveyor belts for light materials, tiny mixers, lifts, cleaning devices, fillers, control machines.
B -Winding gadgets, woodworking machine feeders, items lifts, balancers,threading equipment, medium mixers, conveyor belts for large materials,winches, sliding doorways, fertilizer scrapers, packing machines, cement mixers, crane mechanisms, milling cutters, folding machines, gear pumps.
C -Mixers for heavy resources, shears, presses, centrifuges, rotating works with, winches and lifts for serious materials, grinding lathes, rock mills, bucket elevators, drilling devices, hammer mills, cam presses, folding equipment, turntables, tumbling barrels, vibrators, shredders.
series includes a 90 degree insight via helical bevel equipment,and its large tapered roller bearings also help to make it ideal for high radial and axial forces. PAR right angle reducer features an exceptionally short, light but rigid housing and full compatibility with standard motor adapters.PAR right angle planetary gearbox combines the features of a compact right angle gearbox and those of a conventional planetary gearbox.Highest Accuracy, Highest Torque and Quiet Operation are provided by 100% optimized Helical Gearing.

With the compact structure but powerful design, PAR right angle planetary gearbox is ideal option for movement control applications wherein the power flow needs to be redirected. So that it can support users to save lots of the running expense and increase the transmission performance. The input flange measurements of PAR right angle gearbox is open to be customized, so, it is appropriate for any makes of the servo brushless DC motors, motors and stepper motors.
1) High quality lightweight aluminum alloy die cast gearbox
2) High accuracy worm equipment and worm shaft
3) Less sound and lower temperature increase
4) Easy mounting and linking, high efficiency
5) Power: 0.06-16 kW
6) Output torque: 1.8-1, 596 N. M
Output speed: 14-280rpm
If Double Gearbox, output speed: 0.3-14rpm.

7) Ratio: 5-100
8) Inner packing: Carton; Outer packing: Plywood circumstance.
9) Model number: RV 030, 040, 050, 063, 075, 090, 110, 130, 150
1,Worm gear gyration backlash could be adjusted to less than 1 arc.
2,Reducer can be re-adjusted the gap after working with.
3,Source with coupling : reliable without backlash.
4,Output working with conical clamping ring couplings : reliable without backlash.
5,Torque up to 7300Nm.
6,With servo coupling input.
7,Shrink disk(optional) for easy intergration.
8,Dual lead worm drive.
9,The ideal solution to reduce costs in servomotor application rather than bevel planetary gearheads.

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