worm reduction

Our regular 700 Series – the heart of Ever-Power velocity reducer products – has been serving industry reliably for over 10 years. Its proven modular style has set the sector standard for overall performance and may be the most imitated product in today’s worm gear rate reducer market. But why accept a knock-off when you can have the initial – from Ever-Power.
Specifications
11 basic solitary reduction sizes
8 basic double reduction sizes
1/6 – 25 HP
5:1 – 100:1 ratios single reduction
100:1 – 3600:1 ratios double reduction
Non-flanged, NEMA C-face quill, and coupled input styles
Projecting and hollow result shafts
Projecting diameters from 1/2″ to 2-1/4″
Hollow output bore diameters from 5/8″ to 3-7/16″ (with over 20 bore sizes in stock)
Product Features
The 700 Series’ huge oil reservoir provides efficient heat dissipation and lubrication for longer operating existence.
Its multi-position mounting versatility allows for installation in virtually any position.
Housings are straddle-milled, best and bottom level, for precise alignment of horizontal and vertical bases.
Internal baffles assure positive, leak-free venting.
The 700 Series’ rugged housing, fabricated of fine-grained, gear-quality cast iron, provides optimum strength for optimum durability, in addition to greater precision during worm and gear alignment.
Ever-Power 700 Series high-strength bronze worm equipment is straddle mounted between heavy-duty tapered roller bearings to increase thrust and overhung load capacities, sizes 713-760.
Our 700 Series’ high-strength steel output shaft assures capacity for high torque and overhung loads.
Pipe plugs allow easy fill, level, and drain in virtually any mounting position.
The 700 Series’ super-finished oil-seal diameters on both input and output shafts extend seal lifestyle.
Both 2D and 3D CAD drawings are Worm Reducer available in our eCatalog.
Ever-Power worm gearboxes have earned a popularity to be an industry benchmark worldwide. Our success came from our relentless drive for quality with state-of-the-art technology, all and will be offering worm gearboxes are affordable prices. High versatility accorded through a wide choice of mounting choices, shaft configurations and electric motor interfaces, makes the Ever-Power worm gearbox the default choice for the industry. The helical-worm and the double-worm version, with or without the torque limiter, soon add up to the advantage, creating a highly versatile drive system.
Ever-Power Worm gearboxes provide high torque with low rate gear ratio. Being basic and compact in style, these gears can achieve higher gear ratio compared to the helical gears. These worm reduction gears having screw type qualities act like helical gears, but its helix position is typically comparatively bigger) and its body is generally quite long in the axial path. The gears in these gearboxes can be correct or left-handed depending upon the purpose.
Mounting option include universal housing, part flanges, foot (horizontal and vertical), shaft mounted with torque arm. Obtainable in Solid shafts (solitary or dual), with torque arm or torque limiter.
Worm reduction gears features
Principles
A worm gear is a kind of interlocking gear made up of a worm shaft and worm wheel. The worm is certainly shaped such as a screw and the worm wheel is certainly a type of gear machined to possess a tooth profile with the same configuration.
The procedure of a worm gear is comparable with that of a bolt and nut. The principle is equivalent to a nut that has been fixed so that it cannot rotate and for that reason progresses in the axial path when the bolt is definitely turned.
The look of a worm gear is thought of through the relationship between the rack and spur gear on the center plane of the worm wheel.
Features
High reduction ratio One rotation of the worm rotates the worm wheel simply by one tooth. Due to this, in a 1 speed decrease gears, the wheel can be manufactured therefore that it will be rotated 1/60 (1/120 in unique applications).
Orthogonal shaft The shafts are aligned orthogonally due to the structure. This feature makes it possible to layout the turning tranny direction at the right angle.
The arbitrariness of the rotation direction The screw direction of the worm could be clockwise or counterclockwise (generally clockwise). You’ll be able to change the rotation direction of the worm wheel by changing the screw path.
A wide variety of shaft layouts The wide variety of shaft layouts is among the top features of interlocking gears.For instance, right shaft output, still left shaft output, dual shaft input and dual shaft output, etc., combine for a complete of 14 types (Physique 2) and, if attachment orientations are included, you’ll be able to pick from over 40 layouts.
Low noise, low vibration The interlocking of the worm and worm wheel is definitely characteristic since the contact is usually linear and the relative slide is great. In comparison to rolling power transmission, noise and vibration are extremely low. Because of this, this technology is used to drive medical devices, elevators and escalators, etc.
The primary specifications of worm reduction gears
MA Series(Small)
Center distance(mm) 32,40
Reduction ratio 10,20,30,40,50,60
Input capacity(kW) 0.1～1(at an input of 1800 rpm)
Output torque(N・m) 20～66
Input speed(rpm) 0～1800
MA Series(Medium)
Center distance(mm) 50,63,80,100,125,140,160
Reduction ratio 10,15,20,25,30,40,50,60
Input capacity(kW) 0.4～30(at an input of 1800 rpm)
Output torque(N・m) 900～3570
Input speed(rpm) 0～1800
S Series
Center distance(mm) 50,60,70,80,100,120,135,155,175,200,225,250,300,350,400,450,500
Reduction ratio 10,15,20,25,30,40,50,60
Input capacity(kW) 0.3～255(at an input of 1800 rpm)
Output torque(N・m) 50～56600
Input speed(rpm) 0～1800
Key points when choosing a worm reduction gears
Selection
When choosing a worm reduction gears, the procedures for selecting the right gear are described in the maker catalogs and the series and models should be selected according to those procedures. Particular care ought to be taken in crucial areas such as selecting the strain index, calculating the overhang load and examining the heat rated capacity from the manufacturer.
Cautions during use
When using a worm reduction gears, heat produced through the initial period of use is high and running-in operation at 1/4, 1/2 and 3/4 of rated torque for eight hour periods is key to sufficiently attaining the performance of the worm reduction gears.
Maintenance and inspection
After completing running-in procedure (approximately 50 hours), it is necessary to improve the lubricating oil and also to change the lubricating oil after that about 1 time each year according to the operation manual supplied by the manufacturer.
Product Description
The Worm Decrease Gear Box is supplied by our company is of high-quality. Our products are created through the use of premium quality material and enhance technology at our vendors end. These are widely used in a variety of sectors. Our products are often available at an extremely low market prices.
Motor Mount Frame Options
TEC Motors, worm decrease gearbox.
Option A-160 B5 Body, Flange Mount.
Option B-132 B14 Frame, Face Mount.
Option C-100/112 B5 Frame, Flange Install.
High efficiency and safe operation. High load capacity and overload functions. Result Torque = (Power (kW) x 9550 (Constant))/ Gearbox result speed (rpm).
Higher ratios available on request reliant on service factor (40:1, 50:1, 60:1, 80:1, 100:1)
DESCRIPTION
Wormgears of the VF series are milestones for the sector worldwide. They succeeded in combining uncompromising quality with stateoftheart technology amd renown price effectiveness.Absolute versatility is distributed by the wide selection of several mounting options, shaft configurations and electric motor interface, all offered as standard. The helicalworm and the doubleworm edition, with or without the torque limiter, also accumulate, creating a highly versatile drive system.
ADDITIONAL INFORMATION
AMP
0.42 A
EFFICIENCY
84%
HP
0.12
KW
0.09
RATIO
7
RPM
200
TEMPERATURE RATING
20 level C TO 80 level C
TORQUE
4 Nm
HSN
8483.40.00
WARRANTY PERIOD
12 Months
The worm reduction gears can be found in two series: X and H.
The series X, featuring a worm and worm wheel set, comes in versions XA with shaft and XF-XC with mounting provisions for motor.
Version XF (bell casing + coupling) provides great versatility to suit a broad range of applications and provides higher efficiency compared to the compact collection XC, where the emphasis is on space effectiveness.
Series H supplies the same features since series X with an extra plus: a spur gear pre-stage at the input end provides higher efficiency and a broader selection of ratios compared to the X series.
Frame sizes 110 and 90 include a cast-iron casing cast enbloc, whereas smaller sizes use die-cast aluminium housings. The worm shaft is produced from casehardened and hardened alloy metal and ground-finished.
The worm wheel has a cast iron hub with cast bronze insert. Hollow result shaft is supplied as standard.
Broad range of options available:
second input, output flange, single or double extension result shaft, torque limiter with through cable, torque arm.