WPDKS Single Speed Cast Iron Worm Reducer — WP Series

The WPDKS triple-feature worm reducer integrates D-type split housing, S-type top-entry IEC flange, and K-type hollow bore output. Sizes 40–250 mm, ratio 1/5–1/60, weights 5–350 kg. Maximum function, minimum component count — one unit replaces gearbox, adaptor, and output coupling in overhead shaft-mount applications.

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WPDKS Triple-Feature Cast Iron Worm Reducer — Product Overview

O WPDKS is the most fully specified single-speed worm reducer in the WP series, combining all three auxiliary features in one FC20+ cast iron housing. The D-type split housing enables in-situ worm wheel maintenance. The S-type top-entry IEC flange mounts the motor overhead without an adaptor plate. The K-type hollow bore output accepts the driven shaft directly without a coupling.

For overhead-driven shaft-mount applications — food processing conveyors, pharmaceutical agitators, packaging turntables — the WPDKS eliminates the motor adaptor, the output coupling, and the teardown downtime from a single drive station simultaneously.

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WPDKS triple D+K+S feature cast iron worm reducer overhead shaft mount

WPDKS Worm Reducer Specifications

WPDKS worm reducer dimension drawing triple feature DKS configuration

Parametre Özellikler
Seri Tek Hızlı
Konut Yapısı D tipi bölünmüş dökme demir
Giriş Yapılandırması IEC motor flange, top entry (S-type)
Çıkış Yapılandırması Hollow bore — K-type through-hole
İndirgeme Oranı 1/5–1/60
Merkez Mesafesi 40–250 mm
Montaj D-split housing, S-top IEC input, K hollow output
Konut Malzemesi FC20+ gri dökme demir (GG20)
Sonsuz Dişli Çark Malzemesi Kalay-bronz ZCuSn10Pb1
Sonsuz Dişli Mil Malzemesi 20CrMnTi, 55–60 HRC yüzey
Yağlama N220–N320 (−30°C–40°C); N320–N460 (40°C–65°C)
Maksimum Yağ Sıcaklığı 95°C sürekli
Ağırlık Aralığı 5–350 kg
Özel Bölüm D+K+S triple function: split housing + hollow bore + top-entry IEC flange

Boyut ve Performans Verileri

Boyut Oran Giriş Gücü (kW) Çıkış Torku (Nm) A (mm) AB (mm) B (mm) BB (mm) Ağırlık (kg)
40 1/5 0.12 5–25 135 75 85 40 5
50 1/5 0.18 8–40 151 83 105 50 8
60 1/5 0.37 11–73 167 91 110 60 10.5
70 1/5–1/10 0,37–0,75 23–70 200/202 109/111 130 70 17
80 1/5–1/10 0,75–1,5 43–154 225 125 150 80 25
100 1/5–1/15 1.5 58–344 280 148 160 100 38
120 1/5–1/25 2.2–3.0 72–521 333 181 175 120 60
135 1/5–1/30 3.0–4.0 122–690 375 202 210 135 85
155 1/5–1/60 4.0–5.5 145–1260 448 247 256 155 120
175 1/5–1/60 5,5–7,5 210–1450 481 262 282 175 150
200 1/5–1/60 7.5–11.0 623–2856 543 285 320 200 218
250 1/5–1/60 11.0–15.0 850–3025 615 330 400 250 350

WPDKS Worm Reducer — Core Features

■ D-Split Housing — Cover Off, Motor Stays

Split below the IEC flange joint. Remove the housing top cover without touching the motor bolts — full worm wheel access with the overhead motor in place.

■ S-Type IEC Flange — Motor Bolts On Overhead

Top-entry IEC 72-1 flange eliminates the motor adaptor and the lateral motor projection. Motor mounts in four bolts from above — the most compact overhead motor drive in the WP series.

■ K-Type Hollow Bore — No Output Coupling

H7-tolerance through-bore accepts the driven shaft directly. No coupling hardware — shorter installed drive length, no coupling lubrication, no coupling fatigue failure.

■ Three Components Replaced by One

WPDKS replaces motor adaptor + worm reducer + output coupling. Reduces BOM count by two SKUs, installation time by approximately 55%, and total drive length by 80–250 mm across the size range.

■ FC20+ Cast Iron — Suitable for Wash-Down Environments

Cast iron resists cleaning chemical exposure in food and pharmaceutical installations better than aluminium. The WPDKS sealing system maintains ingress protection in wet cleaning cycle environments.

■ Output Torque to 3,025 Nm — Full WP Rating

Triple features do not reduce torque capacity. The WPDKS size 250 delivers the same 850–3,025 Nm as the WPDA and WPDKA at each ratio — the worm gear internals are identical.

WPDKS Worm Reducer — Industry Applications

WPDKS worm reducer food processing and pharmaceutical overhead shaft applications

⚔ Food Processing Conveyors

Overhead IEC motor keeps electrical connections away from food contact zones. Hollow bore eliminates the coupling exposed to washdown cleaning chemicals. Split housing enables hygienic inspection access without motor removal.

☵ Pharmaceutical & Chemical Agitators

Clean, compact drive configuration with no external coupling hardware minimises contamination risk around vessel openings. Annual inspection via split cover with motor in-place reduces validated maintenance procedure complexity.

⚒ Packaging Turntable & Indexing Drives

WPDKS achieves the minimum overhead drive envelope for packaging machine turntable and index station drives — overhead motor, direct shaft bore, and in-situ maintenance all in a single compact unit.

⚊ Overhead Conveyor & Elevator Head Drives

In applications with restricted headroom above the drive, WPDKS overhead motor configuration and compact housing achieve the lowest total installed height in the WP product series.

Ever Power Manufacturing Quality — WPDKS Worm Reducer

Ever Power WPDKS worm reducer manufacturing and testing

■ ISO 9001:2000 Sertifikalı

Her bir ünite ISO 9001:2000 kalite yönetim standardına uygun olarak üretilmektedir. Hammadde denetimi, süreç içi kontroller ve son testler belgelendirilmekte ve her bir ünitenin seri numarasına kadar takip edilebilmektedir.

■ CE İşareti — AB Makine Direktifi 2006/42/EC

CE uyumluluğunun tam olması, mekanik güç aktarımı için Avrupa güvenlik ve tasarım standartlarına uyumu teyit ederek AB, İngiltere, Avustralya ve Yeni Zelanda pazarlarına ihracatı desteklemektedir.

■ Sevkiyat Öncesi Testler: Gürültü, Sızıntı, Tork

Her bir ünite sevkiyat öncesinde üç testten geçer: nominal yükte 68 dB(A)'nın altında gürültü, 30 dakikalık basınç sızıntısı testi ve nominal değerin ±5% aralığında tork iletimi. Uygun olmayan üniteler yeniden işlenir, sevk edilmez.

■ FC20+ Malzeme Sertifikasyonu

Gövde dökümleri, FC20 sınıfı için fabrika sertifikalarıyla doğrulanır: minimum 220 MPa çekme dayanımı, 160–200 HB sertlik. 135 ve üzeri boyutlarda ultrasonik kusur testi yapılır.

WPDKS Worm Reducer — Customer Reviews

★★★★★

“WPDKS on our food processing conveyor head drives. Overhead IEC motor, hollow bore on the head shaft, split housing for cleaning inspections — three requirements satisfied with one unit. Excellent.”

Adelaide — T.B.
★★★★★

“Used WPDKS-100 on our overhead-driven mixer shafts. Direct motor overhead, shaft through the bore, split cover for annual inspection without motor removal. Reduced maintenance time by 60%.”

Christchurch — H.M.
★★★★★

“WPDKS drives our packaging machine turntable shafts. D+K+S gave us the smallest possible overhead drive envelope in a very constrained machine layout. No compromises needed.”

Tokyo — S.K.
★★★★☆

“Very functional unit. Triple DKS combination is the right choice for our overhead shaft-mount agitator drives. Would like better documentation on oil volume for combined S+K orientation.”

Cape Town — L.D.

Frequently Asked Questions — WPDKS Worm Reducer

▶ What is the difference between WPDKS and WPDKA?
Both have D-split housing and K-type hollow bore. The WPDKA uses an A-type IEC input (motor from the side). The WPDKS uses an S-type IEC input (motor from above). Choose WPDKA for side-motor configurations; choose WPDKS when the motor must be overhead.
▶ How does the WPDKS top cover open with the overhead motor in place?
The D-type split line is below the IEC motor flange joint. The top cover is removed by undoing the housing split-line bolts — the motor flange bolts remain untouched. Full worm wheel access is available with the motor remaining bolted overhead.
▶ What driven shaft diameters does the WPDKS K-bore accept?
Bore diameters match the WPKA and WPKS series: 18.8 mm (size 40) through 90 mm (size 250). See the full table for each size. All keyways are GB/T 1095 standard.
▶ Can the WPDKS torque arm be positioned on any side of the housing?
The torque arm boss is located on the side of the housing. The reaction bracket position can be adjusted to suit the available anchor point on the machine frame. Contact Ever Power applications engineering if your installation geometry requires a non-standard torque arm orientation.
▶ What is the WPDKS maximum output torque?
The WPDKS size 250 delivers 850–3,025 Nm, identical to the WPDA and WPDKA since the worm gear internals are the same across all WP 250 variants. The D+K+S features affect mounting configuration only, not torque rating.

Get Your WPDKS Quote Today

Ever Power'a uygulama gereksinimlerinizi (tork, oran, montaj ve şaft boyutları) bildirin. Mühendislik ekibimiz 24 saat içinde yanıt verecektir. OEM özel spesifikasyonları, toplu fiyatlandırma ve küresel nakliye seçenekleri mevcuttur.