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China wholesaler NOSEN electric motor screw jack as speed reducer for machine factory near me manufacturer

NOSEN electric motor screw jack

Machine ScrewJack-RNScrew Jack RN-series
(1) With excellent quality
(2) Reasonable price
(3) Promise to delivery on time
(4) Large output torque
(5) Safe,reliable, economical and durable
(6) Stable transmission, quiet operation
(7) High heat-radiating efficiency, high carrying ability
(8) Every product must be tested before sending


Worm Gear Screw Jack

RN-0.5T, 1T, 2T, 3T, 5T, 10T, 15T, 20T, 30T, 40T, 50T, 100T



Housing:Casting iron

Worm Gear:phosphor bronze(optional:zinc alloy)

Worm shaft: heated treated steel C45

Screw:Steel C45

Paper carton,Plywood box / per set(With foam board inside)

Taper Roll Bearing


1 year

Input Power:

In industrial machine: Food stuff,Ceramics, OEM Service Customized Long Tail Propeller Shaft For Boat with High Quality chemical, aswell as packing, printing, dyeing,woodworking, glass and plastics…..

IEC Flange:

Synthetic & Mineral


RN-0.5T ,1T,2T,3T,5T,10T,15T,20T,30T,40T,50T,100T

Load Capacity

Travel Stroke

Screw Type
Translating Screw,Keyed Screw ,Rotating Screw

Self-Locking Trapezoidal Screw,Worm Gear,Worm Shaft,Taper Roll Bearing,
Housing Grease Oil Sealing etc

Top End
Top Plate ,Clevis End ,Threaded End ,Plain End and U head

Lifting,Lowering,Pushing,Pulling and Rolling Linear Motions

Single Unit ,In Pairs or Multi-Units Arrangement Available

>Product info

1.Selected CZPT of screw jack

> Electric power Inline High speed transmission planetary ratio gear gearbox reducer Product pictures


Relatived products

Packaging & ShippingTrade infoTrade terms:CIF FOB EXW
Payment Terms: L/C,T/T Western Union
Delivery Time:5-7working days after deposit.
Packaging Detail:Standard exporting package
Shipping: By sea,by air and by express delivery


Company InformationNosen company has 10 years experience in this line ,
Have accumulated our special experieneand methods to control the quality through the whole process.

The customized service we provide has helped our worldwide customers solve lots of problems.
You can find more information of us website :

>Company profile

NOSEN M&E Technology Co.,Ltd was established in 2003 ,Our products have been widely used in the Middle East,Europe , Southeast Asia ,USA and so on.
High quality and reasonable price is our way to show respect to our customers.We have passed “ISO9001:2008 Quality Management System”and we got SGS ,Utility Model Patent Certificate .

Our ServicesPre-sale services:

NOSEN engineers help clients consider all safety factors, select correct models step by step ,
Auto Cad & PDF drawing and layout for clients’ engineers reference.
(With High quality ,reasonable price and excellent services )
After-sale service:

Expert sales teams, familiar with I&E regulation, ensure goods shipment smoothly.
Follow up the exported goods from time to time, and make a report for monthly meeting.

During warranty period, any problem of “NOSEN” products, after we confirmed, we will ship a new 1 to replace.


Q: Why choose NOSEN ?
A:1.Professional Mechanical manufacture for years with full experience .
Own factory, you could share direct factory price,Quality guaranteed by our QC.

Q:What paying methods do you accept?
A:T/T and West Union

Q:What ‘s the time of delivery?
A:It’s subject to your order quantity and our production schedule,
Usually,7-15 working days for production after receipt of payments

Q: What is your guarantee period?
A: NOSEN provides 1 (one) year quality guarantee for the products from your purchase date,
except the human damage and force manure factor.

Contact InfoJack NosenNOSEN M&E TECHNOLOGY CO.,LTDT: 86 769 85644651F: 86 769 85644652Skype: j.kuang88Web: http:// .cn
PS: Any questions or special requirements, Crown Automotive 52853641AD Front Drive Shaft for 11-18 Jeep Grand Cherokee WK2 and Quadra-Trac II please feel free to contact us !

How to Determine the Quality of a Worm Shaft

There are many advantages of a worm shaft. It is easier to manufacture, as it does not require manual straightening. Among these benefits are ease of maintenance, reduced cost, and ease of installation. In addition, this type of shaft is much less prone to damage due to manual straightening. This article will discuss the different factors that determine the quality of a worm shaft. It also discusses the Dedendum, Root diameter, and Wear load capacity.
worm shaft

Root diameter

There are various options when choosing worm gearing. The selection depends on the transmission used and production possibilities. The basic profile parameters of worm gearing are described in the professional and firm literature and are used in geometry calculations. The selected variant is then transferred to the main calculation. However, you must take into account the strength parameters and the gear ratios for the calculation to be accurate. Here are some tips to choose the right worm gearing.
The root diameter of a worm gear is measured from the center of its pitch. Its pitch diameter is a standardized value that is determined from its pressure angle at the point of zero gearing correction. The worm gear pitch diameter is calculated by adding the worm’s dimension to the nominal center distance. When defining the worm gear pitch, you have to keep in mind that the root diameter of the worm shaft must be smaller than the pitch diameter.
Worm gearing requires teeth to evenly distribute the wear. For this, the tooth side of the worm must be convex in the normal and centre-line sections. The shape of the teeth, referred to as the evolvent profile, resembles a helical gear. Usually, the root diameter of a worm gear is more than a quarter inch. However, a half-inch difference is acceptable.
Another way to calculate the gearing efficiency of a worm shaft is by looking at the worm’s sacrificial wheel. A sacrificial wheel is softer than the worm, so most wear and tear will occur on the wheel. Oil analysis reports of worm gearing units almost always show a high copper and iron ratio, suggesting that the worm’s gearing is ineffective.


The dedendum of a worm shaft refers to the radial length of its tooth. The pitch diameter and the minor diameter determine the dedendum. In an imperial system, the pitch diameter is referred to as the diametral pitch. Other parameters include the face width and fillet radius. Face width describes the width of the gear wheel without hub projections. Fillet radius measures the radius on the tip of the cutter and forms a trochoidal curve.
The diameter of a hub is measured at its outer diameter, and its projection is the distance the hub extends beyond the gear face. There are two types of addendum teeth, one with short-addendum teeth and the other with long-addendum teeth. The gears themselves have a keyway (a groove machined into the shaft and bore). A key is fitted into the keyway, which fits into the shaft.
Worm gears transmit motion from two shafts that are not parallel, and have a line-toothed design. The pitch circle has two or more arcs, and the worm and sprocket are supported by anti-friction roller bearings. Worm gears have high friction and wear on the tooth teeth and restraining surfaces. If you’d like to know more about worm gears, take a look at the definitions below.
worm shaft

CZPT’s whirling process

Whirling process is a modern manufacturing method that is replacing thread milling and hobbing processes. It has been able to reduce manufacturing costs and lead times while producing precision gear worms. In addition, it has reduced the need for thread grinding and surface roughness. It also reduces thread rolling. Here’s more on how CZPT whirling process works.
The whirling process on the worm shaft can be used for producing a variety of screw types and worms. They can produce screw shafts with outer diameters of up to 2.5 inches. Unlike other whirling processes, the worm shaft is sacrificial, and the process does not require machining. A vortex tube is used to deliver chilled compressed air to the cutting point. If needed, oil is also added to the mix.
Another method for hardening a worm shaft is called induction hardening. The process is a high-frequency electrical process that induces eddy currents in metallic objects. The higher the frequency, the more surface heat it generates. With induction heating, you can program the heating process to harden only specific areas of the worm shaft. The length of the worm shaft is usually shortened.
Worm gears offer numerous advantages over standard gear sets. If used correctly, they are reliable and highly efficient. By following proper setup guidelines and lubrication guidelines, worm gears can deliver the same reliable service as any other type of gear set. The article by Ray Thibault, a mechanical engineer at the University of Virginia, is an excellent guide to lubrication on worm gears.

Wear load capacity

The wear load capacity of a worm shaft is a key parameter when determining the efficiency of a gearbox. Worms can be made with different gear ratios, and the design of the worm shaft should reflect this. To determine the wear load capacity of a worm, you can check its geometry. Worms are usually made with teeth ranging from one to four and up to twelve. Choosing the right number of teeth depends on several factors, including the optimisation requirements, such as efficiency, weight, and centre-line distance.
Worm gear tooth forces increase with increased power density, causing the worm shaft to deflect more. This reduces its wear load capacity, lowers efficiency, and increases NVH behavior. Advances in lubricants and bronze materials, combined with better manufacturing quality, have enabled the continuous increase in power density. Those three factors combined will determine the wear load capacity of your worm gear. It is critical to consider all three factors before choosing the right gear tooth profile.
The minimum number of gear teeth in a gear depends on the pressure angle at zero gearing correction. The worm diameter d1 is arbitrary and depends on a known module value, mx or mn. Worms and gears with different ratios can be interchanged. An involute helicoid ensures proper contact and shape, and provides higher accuracy and life. The involute helicoid worm is also a key component of a gear.
Worm gears are a form of ancient gear. A cylindrical worm engages with a toothed wheel to reduce rotational speed. Worm gears are also used as prime movers. If you’re looking for a gearbox, it may be a good option. If you’re considering a worm gear, be sure to check its load capacity and lubrication requirements.
worm shaft

NVH behavior

The NVH behavior of a worm shaft is determined using the finite element method. The simulation parameters are defined using the finite element method and experimental worm shafts are compared to the simulation results. The results show that a large deviation exists between the simulated and experimental values. In addition, the bending stiffness of the worm shaft is highly dependent on the geometry of the worm gear toothings. Hence, an adequate design for a worm gear toothing can help reduce the NVH (noise-vibration) behavior of the worm shaft.
To calculate the worm shaft’s NVH behavior, the main axes of moment of inertia are the diameter of the worm and the number of threads. This will influence the angle between the worm teeth and the effective distance of each tooth. The distance between the main axes of the worm shaft and the worm gear is the analytical equivalent bending diameter. The diameter of the worm gear is referred to as its effective diameter.
The increased power density of a worm gear results in increased forces acting on the corresponding worm gear tooth. This leads to a corresponding increase in deflection of the worm gear, which negatively affects its efficiency and wear load capacity. In addition, the increasing power density requires improved manufacturing quality. The continuous advancement in bronze materials and lubricants has also facilitated the continued increase in power density.
The toothing of the worm gears determines the worm shaft deflection. The bending stiffness of the worm gear toothing is also calculated by using a tooth-dependent bending stiffness. The deflection is then converted into a stiffness value by using the stiffness of the individual sections of the worm shaft. As shown in figure 5, a transverse section of a two-threaded worm is shown in the figure.

China wholesaler NOSEN electric motor screw jack as speed reducer for machine factory  near me manufacturer China wholesaler NOSEN electric motor screw jack as speed reducer for machine factory  near me manufacturer

in Jalandhar India sales price shop near me near me shop factory supplier Yx3 Ce Approved Y2 Sereis Three Phase Asynchronous Electric Motor AC Induction Motor for Food Machine manufacturer best Cost Custom Cheap wholesaler

  in Jalandhar India  sales   price   shop   near me   near me shop   factory   supplier Yx3 Ce Approved Y2 Sereis Three Phase Asynchronous Electric Motor AC Induction Motor for Food Machine manufacturer   best   Cost   Custom   Cheap   wholesaler

PersonnelOur income folks are nicely educated to accommodate your requests and talk English for your usefulness. The new merchandise contain a series of large-tech and substantial high quality chains and sprockets and gears, this sort of as chains and gearboxes for agricultural machineries, metallurgical chains, escalator action-chains, high-speed tooth chains, timing chains, self-lubrication chains, among which have sort higher speed tooth chain for vehicle branch dynamic box and aerial chains fill in the blanks of chain in China. we provide chromed bar and tubes for hydualic and pheumatic cylinders.

YX3 CE Accredited Y2 Sereis a few phase Asynchronous Electric powered EPT AC induction motor for food EPTT


NOTES: Make sure you kindly know that Y OR Y2 series is our outdated designs which not incEPTTd effectiveness meanings, now all altered to YX3/YE2(IE2), YE3(IE3), YE4(IE4) which named with Eifficiency appropriately.

Purposes: Can be utilized in the EPTTs in which steady responsibility is essential, normal programs like

  • EPTs
  • Enthusiasts
  • EPTTs
  • EPT tools
  • Production sector

EPTT Description

  • Body sizes: sixty three to 355M/L
  • Rated output: .12 to 400kW
  • Voltage: 380V
  • Frequency: 50Hz or 60Hz
  • Poles: 2, four, six, eight,ten
  • Effectiveness levels: IE2
  • Obligation Cycle: S1
  • Enclosure: IC411 – TEFC
  • Insulation course: F
  • Degree of safety: IP55/56/65/sixty six
  • Services Issue: 1.
  • Regreasing system: Frame 250 and above

Attributes: Lovely profile, substantial efficiency and strength saving (Level three of GB18613-2012), low noise, little vibration, reliable managing.

Optional Attributes:
Insulation Course:H
Thermal Security:body up to 132(incEPTT), with
PTC Thermistor, EPT or PT100
Other people mountings
Defense Diploma:IP56, IP65, IP66
EPT:Lip seal, Oil seal
Space Heater, EPTT shaft finishes
Drain Hole

Mounting Kind:
Traditional mounting variety and ideal body dimension are given in pursuing table(with quot radic quot)

Body standard sort derived variety
B3 B5 B35 V1 V3 V5 V6 B6 B7 B8 V15 V36 B14 B34 V18
63~112 radic radic radic radic radic radic radic radic radic radic radic radic radic radic radic
132~160 radic radic radic radic radic radic radic radic radic radic radic radic
a hundred and eighty~280 radic radic radic radic
315~355 radic radic radic

If there is no other request in the orEPTTor settlement, terminal box stXiHu (West EPT) Dis.Hu (West EPT) Dis.rd placement is at the rigEPTT facet of the frame knowledge above may possibly be altered with no prior recognize.

Present Area

Quality Service


EPT EPT Generation Workshop and Circulation Chart

Hundreds of Certificates, Honors and far more Firm information you should go to quotABOUT US quot
Welcome to contact us straight…


  in Jalandhar India  sales   price   shop   near me   near me shop   factory   supplier Yx3 Ce Approved Y2 Sereis Three Phase Asynchronous Electric Motor AC Induction Motor for Food Machine manufacturer   best   Cost   Custom   Cheap   wholesaler

  in Jalandhar India  sales   price   shop   near me   near me shop   factory   supplier Yx3 Ce Approved Y2 Sereis Three Phase Asynchronous Electric Motor AC Induction Motor for Food Machine manufacturer   best   Cost   Custom   Cheap   wholesaler