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superiortransmissioninc-products-EP-WPA бір жылдамдықты редуктор — 0,13-тен 9 литрге дейінгі май сыйымдылығы сериясы

EP-WPA бір жылдамдықты редуктор - 0,13-тен 9 л-ге дейінгі май сыйымдылығы

The EP-WPA series is a single stage right-angle worm-gear speed reducer designed for applications that require smooth torque transmission, compact installation space, and consistent performance over extended duty cycles. Available in frame sizes from 40 to 250 mm center distance, with oil capacities ranging from 0.13 L to 9.0 L, this series provides system designers with a highly scalable single speed gear reducer platform suitable for conveyors, packaging lines, material handling systems, and general industrial machinery.

Each unit in the WPA lineup follows a standard right-angle input/output shaft configuration, with multiple shaft orientation options (A through E) allowing integration flexibility across different machine layouts. The worm and worm wheel pairing delivers self-locking characteristics at low ratios, which adds a passive safety benefit in vertical-drive or hold-load applications. With gear ratios spanning 1/5 through 1/60, the EP-WPA covers a practical speed reduction range suited to the majority of motor-driven industrial setups.

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EP-WPA Single Speed Reducer — 0.13 to 9 L Oil Capacity Series

A precision-engineered бір жылдамдықты редуктор built for demanding industrial drive applications. Every бір жылдамдықты редуктор in this series delivers reliable worm gear speed reduction across a wide range of frame sizes, ratios, and shaft configurations — offering long service life, compact design, and quiet operation.

Technical Specifications — EP-WPA Series

The table below lists the full dimensional and capacity data for the EP-WPA бір сатылы жылдамдықты төмендеткіш series of the бір жылдамдықты редуктор family. All external dimensions are in millimeters (mm); oil capacity in liters (L); weight in kilograms (kg). On mobile devices, scroll horizontally to view all columns.

Өлшемі Қатынас А AB B BB CC H HL М N E F G Z HS U T×V LS S W×Y Салмағы (кг) Oil (L)
40 — 143 87 114 74 40 138 40 90 100 70 80 13 10 25 12 4×2.5 28 14 5×3 4 0.13
50 — 175 108 150 97 50 176 50 120 140 95 110 15 12 30 12 4×2.5 40 17 5×3 7 0.17
60 1/5 198 120 168 112 60 204 60 130 150 105 120 20 12 40 15 5×3 50 22 7×4 10 0.22
70 1/10 231 140 194 131 70 236 70 150 190 115 150 20 15 40 18 6×3 60 28 7×4 15 0.60
80 1/15 261 160 214 142 80 268 80 170 220 135 180 20 15 50 22 7×4 65 32 10×4.5 20 0.85
100 1/20 322 190 254 169 100 336 100 190 270 155 220 25 15 50 25 7×4 75 38 10×4.5 35 1.50
120 1/25 371 219 282 190 120 430 120 230 320 180 260 30 18 65 30 7×4 85 45 12×4.5 60 3.20
135 1/30 422 249 317 210 135 480 135 250 350 200 290 30 18 75 35 10×4.5 95 55 16×6 80 3.60
147 1/40 432 255 320 210 147 460 123 253 350 200 280 32 18 75 35 10×4.5 95 55 16×6 98 3.70
155 1/50 497 295 382 252 155 531 135 275 390 220 320 35 21 85 40 12×5 110 60 18×7 110 3.80
175 1/60 534 314 388 255 175 600 160 310 430 250 350 40 21 85 45 14×5.5 110 65 18×7 150 4.60
200 — 580 342 456 319 200 666 175 360 480 290 390 40 24 95 50 14×5.5 125 70 20×7.5 215 6.50
250 — 703 420 552 385 250 800 200 460 560 380 480 45 28 110 60 18×7 145 90 25×9 360 9.00

All dimensions in mm. Oil capacity in L. Weight in kg. Specifications subject to customization on request for any бір жылдамдықты редуктор model.

superiortransmissioninc-products-EP-WPA Single Speed Reducer-0.13 to 9 L Oil Capacity Series-draft

Five Key Advantages of the EP-WPA Single Speed Reducer

① Wide Size Range

Frame sizes from 40 to 250 mm center distance cover light-duty conveyor drives through heavy industrial applications, giving engineers a scalable single speed gear reducer solution within a single product family. By standardizing on this бір жылдамдықты редуктор, you avoid switching suppliers or adapting mounting interfaces.

② Multiple Shaft Directions

Five configurable shaft direction options (A, B, C, D, E) let installers match the single speed reducer transmission layout to the machine frame without complex couplings or right-angle adapters. This makes the бір жылдамдықты редуктор highly adaptable, reducing assembly cost and potential misalignment points.

③ Broad Gear Ratio Selection

Ratios from 1/5 to 1/60 make this бір жылдамдықты редуктор adaptable to a wide spectrum of output speed requirements — from relatively fast auxiliary drives at 1/5 down to slow-speed, high-torque actuation systems at 1/60 — all within the same housing series.

④ Self-Contained Oil Bath Lubrication

The sealed oil-bath design eliminates the need for external grease re-lubrication schedules. Precision-ground surfaces and carefully calculated oil volumes (0.13 L to 9.0 L by frame size) keep operating temperatures stable and gear surface wear minimal across continuous-duty cycles for this бір жылдамдықты редуктор.

⑤ Direct Mounting Compatibility

Standard flanged foot-mount base with 4-bolt Z pattern allows direct motor coupling without custom adapters. The EP-WPA бір жылдамдықты редуктор integrates cleanly with standard IEC-frame электр қозғалтқыштары, reducing procurement complexity for system builders and OEM assemblers worldwide.

How the Single Speed Reducer Works

At the core of the EP-WPA бір жылдамдықты редуктор is the interaction between a helical-threaded worm shaft and a bronze worm wheel. The worm shaft — coupled to the motor input — rotates around its horizontal axis and drives the worm wheel through continuous sliding and rolling contact along the tooth flanks. Because the gear ratio is determined by the ratio of worm wheel teeth to the worm's lead (number of thread starts), very high ratios can be achieved in a single mesh without requiring multi-stage gearing. This single stage right-angle worm-gear speed reducer design provides high torque. This is the fundamental advantage of a бір жылдамдықты редуктор: compact packaging at high ratio.

The motion transfer is inherently smooth due to the oblique contact angle between worm and wheel, which distributes load across multiple tooth contacts simultaneously. This characteristic reduces vibration and operating noise compared to spur or helical gear pairs, making the WPA series a preferred бір жылдамдықты редуктор in noise-sensitive environments such as food processing lines, textile machinery, and automated assembly equipment. The right-angle shaft arrangement allows a 90° change in rotational axis direction within a single housing, saving space compared to inline reducer configurations.

Oil-bath lubrication keeps the gear mesh continuously wetted, carrying away heat generated by sliding friction at the worm contact zone. The oil volume for each frame size is factory-specified to ensure the worm is adequately submerged at rest yet does not over-fill the housing, which would create churning losses. This balance is one reason EP-WPA бір жылдамдықты редуктор units run cooler and more efficiently than generic replacement reducers on the market.

worm gear speed reducer working principle

Materials & Construction Quality

Material selection in the EP-WPA бір жылдамдықты редуктор directly governs service life, load capacity, and thermal performance. The housing is precision cast from high-grade grey cast iron, chosen for its excellent vibration damping, dimensional stability under fluctuating thermal cycles, and machinability. For demanding applications requiring elevated structural integrity, ductile iron housing is available on select frame sizes, providing significantly improved impact and shock load resistance without increasing housing weight proportionally.

The worm shaft is manufactured from 20CrMnTi alloy steel, carburized and case-hardened to achieve a surface hardness typically in the HRC 58–62 range while retaining a tough, ductile core. This combination resists pitting and scuffing fatigue that shortens service life in high-cycle or intermittent-shock loading conditions. The mating worm wheel is produced from centrifugal-cast phosphor bronze (CuSn10P), a material selected specifically for its low friction coefficient against hardened steel, excellent conformability under running-in loads, and thermal conductivity — all critical in a бір жылдамдықты редуктор where sliding contact generates continuous heat at the mesh interface.

Bearing positions use deep groove ball bearings or taper roller bearings (depending on frame size and load direction) selected to handle the combined radial and axial thrust loads inherent in worm drive geometry. Output shaft sealing is achieved with lip-type radial shaft seals rated for continuous service in oil splash environments, maintaining leak-free operation across the full temperature range typical of industrial бір жылдамдықты редуктор қолданбалар.

precision machining single speed reducer components

Қолдану сценарийлері

The EP-WPA бір жылдамдықты редуктор is designed to fit directly into a wide range of power transmission layouts where right-angle shaft routing, moderate-to-high gear ratios, and compact envelope are required. Below are the primary application segments where this series performs reliably.

Конвейер және материалдарды өңдеу

Belt conveyors, roller conveyors, and chain-driven transfer systems in warehousing, distribution, and manufacturing plants rely on the stable low-speed, high-torque output of a бір жылдамдықты редуктор. The self-locking tendency at higher ratios adds a secondary safety benefit when loaded conveyors must hold position during emergency stops.

Қаптау машиналары

Filling, capping, labeling, and wrapping equipment depends on precise, repeatable output speeds with minimal backlash and vibration. The smooth meshing characteristics of the WPA бір жылдамдықты редуктор translate directly into product quality by eliminating jitter in indexing and positioning mechanisms common in packaging lines.

Food & Beverage Processing

Mixer drives, auger feeders, and agitator shafts in food processing require sealed, hygienic, and corrosion-aware gearbox designs. EP-WPA бір жылдамдықты редуктор units with food-grade lubricant fill can be specified for applications where incidental lubricant contact with product is a regulatory concern — common in Australian, UK, and EU food plant environments.

Agricultural Equipment

Grain auger drives, seeder metering mechanisms, and irrigation pivot gearboxes frequently use worm gear reducers due to their ability to deliver large output torque from small input motors in space-constrained machinery frames. A durable бір жылдамдықты редуктор handles the cyclic and intermittent loading profiles typical of field equipment reliably across seasonal operating cycles.

Gate & Door Actuators

Industrial gate drives, overhead door openers, and barrier systems use the inherent self-locking property of high-ratio worm pairs to hold position without braking power. A бір жылдамдықты беріліс редукторы in this application eliminates the need for a separate holding brake. Utilizing a бір жылдамдықты редуктор reduces system cost and potential failure points.

Textile & Printing Machinery

Warp beam drives, fabric tensioning rolls, and printing cylinder drives require ultra-smooth torque delivery at carefully controlled output speeds. The low-noise, low-vibration characteristics of the EP-WPA бір жылдамдықты редуктор make it a preferred choice in textile mills and printing facilities where mechanical noise contributes directly to operator fatigue and product consistency issues.

Өндіруші туралы

With more than a decade of focused experience in mechanical power transmission, our engineering and production team has built deep expertise across the full spectrum of industrial drive components. Our product range spans agricultural gearboxes, бір жылдамдықты редуктор units, planetary gear drives, power take-off shafts, hydraulic cylinders, gears, chains, and motors — all developed and produced within our own manufacturing facility. This breadth of in-house capability means we can support OEM and system integrators with matched component sets rather than isolated products.

Our facility holds ISO 9001:2015 certification, and quality control runs from incoming raw material verification through gear profile inspection, assembly torque checks, and final oil-fill testing before dispatch. Every бір жылдамдықты редуктор is fully tested to guarantee performance. We produce a wide range of standard and non-standard industrial and agricultural gearboxes and assemblies using materials including ductile iron, cast iron, cast steel, precision cast steel, and cast aluminum. Gears, sprockets, worm gears, pulleys, worms, shafts, and other precision mechanical components are also manufactured in-house, allowing us to maintain tolerance and finish quality across mating parts.

Шеберхана

worm gearbox manufacturing workshop
drilling and milling machining center
speed reducer factory production
worm reducer assembly line

Ұқсас өнімдер

The EP-WPA бір жылдамдықты редуктор is designed for seamless integration with matched drive components from our catalogue. Pairing it with the right motor or a compatible gearbox from our full range simplifies procurement and ensures optimized system performance from a single supply source.

Электр қозғалтқыштары

Our standard-frame электр қозғалтқыштары are dimensionally matched to bolt directly onto the EP-WPA бір жылдамдықты редуктор input flange, eliminating the need for intermediate adapters. Single-phase and three-phase models covering the torque range required by WPA sizes 40 through 250 are available, letting you specify a complete single speed reducer transmission package from a single source.

electric motors for single speed reducer

Full Worm Gearbox Range

Beyond the WPA бір жылдамдықты редуктор model, our full құрт редукторы series includes NMRV, WPS, WPO, WPX, and other configuration types covering hollow shaft, flange mount, and motor-coupled designs. Whether you need an NMRV worm reducer, a premium worm reducer, or a high-torque worm gearbox for a demanding industrial application, our range provides complete coverage with consistent quality standards across all variants.

worm gearbox full range

Жиі қойылатын сұрақтар

Q1. What is a single speed gear reducer and how does it differ from a multi-stage gearbox used in heavy industrial conveyor drives?

A reduction gear achieves the target output speed in one gear mesh stage — in the case of a worm type, through a single worm-and-wheel pair. Multi-stage gearboxes cascade two or more meshes in series to reach very high ratios. The advantage of a бір сатылы жылдамдықты төмендеткіш is its smaller physical footprint compared to a standard multi-stage gearbox, while keeping all the core attributes of a rugged бір жылдамдықты редуктор. Multi-stage designs are better suited to ratios beyond 1/60 where power efficiency across multiple meshes is a design priority.

Q2. Which gear ratio in the EP-WPA series is best for a slow-speed packaging line motor drive in a UK food manufacturing facility?

For a packaging line requiring a very low output speed with high output torque from a standard 4-pole motor (approximately 1400 rpm input), ratios in the 1/40 to 1/60 range — available in WPA sizes 147 through 175 — are typically the right fit. The 1/50 ratio on the WPA 155 is particularly popular in UK packaging OEM applications because it delivers a stable 28 rpm output and is compact enough for standard machine frame integration.

Q3. How do I properly install and orient a WPA single speed reducer on a horizontal motor shaft for an Australian agricultural conveyor?

Start by confirming your shaft direction requirement matches one of the five бір жылдамдықты редуктор options (A through E). For horizontal motor input and horizontal output in the same plane, orientation A is standard. Ensure the oil fill level plug is on the correct side for the chosen mounting position — the WPA housing is designed so that correct orientation maintains the oil bath at the worm mesh point. Torque arm or foot-mount bolting should use M-series fasteners to the specified tightening torque for the frame size. Refer to the shaft key dimensions (W×Y) in the specification table when machining the motor coupling.

Q4. What are the main disadvantages of a single speed reducer compared to helical gear reducers in high-duty-cycle industrial applications?

The primary disadvantage of a бір жылдамдықты редуктор is lower mechanical efficiency relative to helical or spur gear types, particularly at higher ratios where the worm lead angle is shallow. Efficiency in the 1/40–1/60 range typically falls in the 60–75% band, compared to 95%+ for a single-stage helical gear. This means more input power is converted to heat rather than useful output torque. For continuous-duty, high-power applications this can be a significant running cost factor. However, for intermittent or moderate-duty cycles, the compactness and self-locking benefits of a бір жылдамдықты редуктор often outweigh the efficiency difference.

Q5. Can the EP-WPA single speed reducer be customized with a hollow output shaft or flange mount for a Canadian material handling OEM build?

Yes. As a direct manufacturing source, we support customized бір жылдамдықты редуктор configurations including hollow output bore, extended shafts, flange-mounted output faces, and modified mounting foot patterns. For Canadian OEM material handling builds, common customizations include metric-to-inch shaft bore conversion and modified keyway dimensions to suit local shaft standards. Contact our engineering team with your duty cycle data, required output torque, and spatial constraints, and we will specify the appropriate WPA бір жылдамдықты редуктор frame size and configuration.

Редактор: PXY

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