Tag Archives: gear with motor

China best Adjustable worm gear screw jack SWL5T screw jack electric motor for 0.75kw 1.1kw with Free Design Custom

SWL Worm Gear Screw JackSWL worm and screw elevator is a basic lifting component. It has many characteristics, such as compact structure, small size, light weight, wide power source, no noise, convenient installation, flexible use, multiple functions, various supporting forms, high reliability and long service life.It can be used alone or in combination. It can accurately control and adjust the height of lifting or propulsion according to a certain program. It can be driven directly by motor or other power or manually. It has different structure type and assembly type, and lifting height can be customized according to user’s requirements.
Expressed Method Of Model

SWL 2.5 M-1 A-Ⅱ-500 FZ



worm gear screw jack
bearing capacity(25kN)
Ratio Code
structural form code
assembly form
Screw stroke(mm)
Protection form code

SWL Worm Gear Screw Jack Features:● Compact structure, small volume and convenient installation;
● High reliability and long life.●It has many functions, such as lifting, descending, pushing and flipping with auxiliary parts.● It can be used alone or in combination.● Front Left Axle Drive Shaft for CZPT Focus II C-MAX (DM2) 1.8 2.0 ATM 2004-2011 3M513B437ASE 4M513B437HA 1364571 The power source is extensive. It can be driven directly by motor or other power or manually. SWL Worm Gear Screw Jack Mounting Dimensions
Our Company ZheJiang CZPT GEAR TECHNOLOGY CO., LTDOur company is located in the city of HangZhou, ZheJiang Province of China. We handle the products of power transmission, our lines mainly cover series products in speed reducers, gearboxes , associated electricial motors and other power transmission accessories. Based on the versatile functions, our products can be utilized in many fields: machines of waste water treatment, dredgers, chemical industry, cranes, metal working mills, conveyors, paper industry, cement industry, cableways and so on.With the excellent quality and reasonable price , our products enjoy a good reputation from customers and the peers all over the world. Furthermore, the R&D investment are annually increasing for the purpose of better meeting the new demands of our customers and adapting the new tendency of the industry.Depending on the principles of honestly operating and mutual benefit, We sincerely look forward to cooperating with you.
94 Copper Worm Wheel94 Copper Worm Wheel with High Wear Resistance.
HIGH QUALITY SHELL MATERIALThe box body which is cleaned by professional screening and washing equipment to ensure that the inner cavity of the box body is cleaner without iron filings.
Application areaSWL series worm and screw elevators are widely used in machinery, metallurgy, construction, water conservancy equipment and other industries. They have the functions of lifting, descending, advancing by auxiliary parts, The Rotary Tiller is suitable for 40-45 horsepower tractors with ordinary drive shaft agricultural machinery equipment turning over and other height adjustment functions.
Packing&Transportion PACKING AND TRANSPORTION●Packaging: In order to ensure the integrity of product appearance, we will choose cartons, wooden pallets and wooden pallets according to customer needs.●Delivery time: Each reducer is manufactured and tested in accordance with strict and fixed procedures to ensure that the quality is correct before leaving the factory and delivery on time.●Transportation mode: We will choose the most suitable mode of transportation for our customers according to the weight and size of the goods. We can also choose the mode of transportation according to the needs of our customers.●Receiving and after-sales service: After receiving the goods, please check whether they are in good condition. We will provide customers with perfect after-sales service.
FAQQ1: Are you a trading company or a manufacturer ?A: We are a manufacturer in ZheJiang Province, China. Our company owns the ability of manufacturing, processing, designing and R&D. We welcome your visit.Q2: How we select models and specifications?A: According to the specific details of the demands from the part of enquiry, we will recommend the products’ models upon synthesizing the factors of field of products usage, power, torque arm and ratio…Q3: How is your price? Can you offer any discount?A: Our prices are always competitive. If the customer can place a large order, we surely will allow discount.Q4: How long should I wait for the feedback after I send the enquiry?A4: We will reply as soon as possible, 12 hours at most.Q5: What is your product warranty period?A: We have the certifications of ISO9001,CE, SGS.Q6: What industries are your gearboxes being used?A: Our gearboxes are widely applied to metallurgical equipment, mining equipment, automation equipment, food machinery, CZPT China SMR Shaft Mounted Gear Speed Reducer packaging equipment, tobacco equipment and so on.

How to Calculate the Diameter of a Worm Gear

worm shaft
In this article, we will discuss the characteristics of the Duplex, Single-throated, and Undercut worm gears and the analysis of worm shaft deflection. Besides that, we will explore how the diameter of a worm gear is calculated. If you have any doubt about the function of a worm gear, you can refer to the table below. Also, keep in mind that a worm gear has several important parameters which determine its working.

Duplex worm gear

A duplex worm gear set is distinguished by its ability to maintain precise angles and high gear ratios. The backlash of the gearing can be readjusted several times. The axial position of the worm shaft can be determined by adjusting screws on the housing cover. This feature allows for low backlash engagement of the worm tooth pitch with the worm gear. This feature is especially beneficial when backlash is a critical factor when selecting gears.
The standard worm gear shaft requires less lubrication than its dual counterpart. Worm gears are difficult to lubricate because they are sliding rather than rotating. They also have fewer moving parts and fewer points of failure. The disadvantage of a worm gear is that you cannot reverse the direction of power due to friction between the worm and the wheel. Because of this, they are best used in machines that operate at low speeds.
Worm wheels have teeth that form a helix. This helix produces axial thrust forces, depending on the hand of the helix and the direction of rotation. To handle these forces, the worms should be mounted securely using dowel pins, step shafts, and dowel pins. To prevent the worm from shifting, the worm wheel axis must be aligned with the center of the worm wheel’s face width.
The backlash of the CZPT duplex worm gear is adjustable. By shifting the worm axially, the section of the worm with the desired tooth thickness is in contact with the wheel. As a result, the backlash is adjustable. Worm gears are an excellent choice for rotary tables, high-precision reversing applications, and ultra-low-backlash gearboxes. Axial shift backlash is a major advantage of duplex worm gears, and this feature translates into a simple and fast assembly process.
When choosing a gear set, the size and lubrication process will be crucial. If you’re not careful, you might end up with a damaged gear or one with improper backlash. Luckily, there are some simple ways to maintain the proper tooth contact and backlash of your worm gears, ensuring long-term reliability and performance. As with any gear set, proper lubrication will ensure your worm gears last for years to come.
worm shaft

Single-throated worm gear

Worm gears mesh by sliding and rolling motions, but sliding contact dominates at high reduction ratios. Worm gears’ efficiency is limited by the friction and heat generated during sliding, so lubrication is necessary to maintain optimal efficiency. The worm and gear are usually made of dissimilar metals, such as phosphor-bronze or hardened steel. MC nylon, a synthetic engineering plastic, is often used for the shaft.
Worm gears are highly efficient in transmission of power and are adaptable to various types of machinery and devices. Their low output speed and high torque make them a popular choice for power transmission. A single-throated worm gear is easy to assemble and lock. A double-throated worm gear requires two shafts, one for each worm gear. Both styles are efficient in high-torque applications.
Worm gears are widely used in power transmission applications because of their low speed and compact design. A numerical model was developed to calculate the quasi-static load sharing between gears and mating surfaces. The influence coefficient method allows fast computing of the deformation of the gear surface and local contact of the mating surfaces. The resultant analysis shows that a single-throated worm gear can reduce the amount of energy required to drive an electric motor.
In addition to the wear caused by friction, a worm wheel can experience additional wear. Because the worm wheel is softer than the worm, most of the wear occurs on the wheel. In fact, the number of teeth on a worm wheel should not match its thread count. A single-throated worm gear shaft can increase the efficiency of a machine by as much as 35%. In addition, it can lower the cost of running.
A worm gear is used when the diametrical pitch of the worm wheel and worm gear are the same. If the diametrical pitch of both gears is the same, the two worms will mesh properly. In addition, the worm wheel and worm will be attached to each other with a set screw. This screw is inserted into the hub and then secured with a locknut.

Undercut worm gear

Undercut worm gears have a cylindrical shaft, and their teeth are shaped in an evolution-like pattern. Worms are made of a hardened cemented metal, 16MnCr5. The number of gear teeth is determined by the pressure angle at the zero gearing correction. The teeth are convex in normal and centre-line sections. The diameter of the worm is determined by the worm’s tangential profile, d1. Undercut worm gears are used when the number of teeth in the cylinder is large, and when the shaft is rigid enough to resist excessive load.
The center-line distance of the worm gears is the distance from the worm centre to the outer diameter. This distance affects the worm’s deflection and its safety. Enter a specific value for the bearing distance. Then, the software proposes a range of suitable solutions based on the number of teeth and the module. The table of solutions contains various options, and the selected variant is transferred to the main calculation.
A pressure-angle-angle-compensated worm can be manufactured using single-pointed lathe tools or end mills. The worm’s diameter and depth are influenced by the cutter used. In addition, the diameter of the grinding wheel determines the profile of the worm. If the worm is cut too deep, it will result in undercutting. Despite the undercutting risk, the design of worm gearing is flexible and allows considerable freedom.
The reduction ratio of a worm gear is massive. With only a little effort, the worm gear can significantly reduce speed and torque. In contrast, conventional gear sets need to make multiple reductions to get the same reduction level. Worm gears also have several disadvantages. Worm gears can’t reverse the direction of power because the friction between the worm and the wheel makes this impossible. The worm gear can’t reverse the direction of power, but the worm moves from one direction to another.
The process of undercutting is closely related to the profile of the worm. The worm’s profile will vary depending on the worm diameter, lead angle, and grinding wheel diameter. The worm’s profile will change if the generating process has removed material from the tooth base. A small undercut reduces tooth strength and reduces contact. For smaller gears, a minimum of 14-1/2degPA gears should be used.
worm shaft

Analysis of worm shaft deflection

To analyze the worm shaft deflection, we first derived its maximum deflection value. The deflection is calculated using the Euler-Bernoulli method and Timoshenko shear deformation. Then, we calculated the moment of inertia and the area of the transverse section using CAD software. In our analysis, we used the results of the test to compare the resulting parameters with the theoretical ones.
We can use the resulting centre-line distance and worm gear tooth profiles to calculate the required worm deflection. Using these values, we can use the worm gear deflection analysis to ensure the correct bearing size and worm gear teeth. Once we have these values, we can transfer them to the main calculation. Then, we can calculate the worm deflection and its safety. Then, we enter the values into the appropriate tables, and the resulting solutions are automatically transferred into the main calculation. However, we have to keep in mind that the deflection value will not be considered safe if it is larger than the worm gear’s outer diameter.
We use a four-stage process for investigating worm shaft deflection. We first apply the finite element method to compute the deflection and compare the simulation results with the experimentally tested worm shafts. Finally, we perform parameter studies with 15 worm gear toothings without considering the shaft geometry. This step is the first of four stages of the investigation. Once we have calculated the deflection, we can use the simulation results to determine the parameters needed to optimize the design.
Using a calculation system to calculate worm shaft deflection, we can determine the efficiency of worm gears. There are several parameters to optimize gearing efficiency, including material and geometry, and lubricant. In addition, we can reduce the bearing losses, which are caused by bearing failures. We can also identify the supporting method for the worm shafts in the options menu. The theoretical section provides further information.

China best Adjustable worm gear screw jack SWL5T screw jack electric motor for 0.75kw 1.1kw  with Free Design CustomChina best Adjustable worm gear screw jack SWL5T screw jack electric motor for 0.75kw 1.1kw  with Free Design Custom

China OEM China Precision Metal Wire Feeding Motor Gear Shaft with Best Sales

Item Description

Product Description

Merchandise Parameters

Merchandise Spur Equipment Axle Shaft
Content 4140,4340,40Cr,42Crmo,42Crmo4,20Cr,20CrMnti, 20Crmo,35Crmo
OEM NO Customize
Certification ISO/TS16949
Test Need Magnetic Powder Examination, Hardness Take a look at, Dimension Test
Coloration Paint , Natural Finish ,Machining All Around
Substance Aluminum: 5000series(5052…)/6000series(6061…)/7000series(7075…)
Steel: Carbon Steel,Middle Steel,Steel Alloy,and so forth.
Stainess Steel: 303/304/316,etc.
Copper/Brass/Bronze/Crimson Copper,etc.
Plastic:Abdominal muscles,PP,Pc,Nylon,Delrin(POM),Bakelite,and many others.
Dimension According to Customer’s drawing or samples
Procedure CNC machining,Turning,Milling,Stamping,Grinding,Welding,Wire Injection,Reducing,and so forth.
Tolerance ≥+/-.03mm
Surface area Remedy (Sandblast)&(Difficult)&(Shade)Anodizing,(Chrome,Nickel,Zinc…)Plating,Painting,Powder Coating,Polishing,Blackened,Hardened,Lasering,Engraving,and many others.
File Formats ProE,SolidWorks,UG,CAD,PDF(IGS,X-T,STP,STL)
Sample Obtainable
Packing Spline protect cover ,Wood box ,Waterproof membrane Or for every customers’ specifications.


Our Positive aspects

Why Choose US ???


 1. Equipment :

Our company offers all needed manufacturing gear,
which includes Hydraulic press devices, Japanese CNC lathe (TAKISAWA), Korean gear hobbing device (I SNT), gear shaping equipment, machining heart, CNC grinder, warmth therapy line etc. 



2. Processing precision:

We are a expert equipment & gear shafts producer. Our gears are about 6-7 grade in mass generation.

3. Business:

We have 90 workers, such as 10 complex staffs. Covering an spot of 20000 square meters.

four. Certification :

Oue organization has passed ISO 14001 and TS16949

5.Sample services :

We give free sample for affirmation and consumer bears the freight fees

6.OEM support :

Obtaining our personal factory and skilled specialists,we welcome OEM orders as well.We can layout and make the distinct product you need to have according to your detail info


Cooperation Partner

Business Profile

Our Featured Items




Good quality T4 Pto Shaft: This T4 PTO shaft is a effectively-solid series4 driveline shaft with CE certification. It is made up of a strong 20CrMnTi carburized metal universal joint and a Q345 steel tube inside of the defend. The PTO shafts are resilient and strong in functioning with all kinds of agricultural equipment.Splines and Spherical Ends: Tractor Finish: 1-3/8″ x 6 Splines Execution Conclude: 1-3/8″ x Round Conclude. Our bristle PTO shafts are made with 6 splined finishes and are normal 1 3/8″ size to perfectly match instruments and tractors of the identical dimension and type, offering your equipment a superior drive.
Safer and far more compact to use: The PTO growth shaft is completely tested, compact and can be replaced immediately without any trouble, creating it an productive electricity transfer device. Safety chains and plastic shields defend towards possible hazards in the course of transport.

China OEM China Precision Metal Wire Feeding Motor Gear Shaft     with Best Sales

China supplier Motor Shaft, Electric Shaft, Motor Shaft for Gear with Free Design Custom

Merchandise Description

Solution Description

Item Name OEM Precision Machining Forged Gear Shaft

Carbon Steel, Brass, Aluminium, Stainless Steel, Titanium Alloy etc.

Technical specs Personalized

Process Method

CNC Turning, Milling ,Drilling, Grinding etc.

SurfaceTreatment Chrome plating, Anodization, Powder coating, blackening, etc.

OEM & ODM Service


Payment Terms

T&solT, L&solC, Western Union

Certificate  ISO9001
Packing Wooden or according to the customer’s requirements
Origin ZHangZhoug,China

Motor shaft, motor shaft for equipment, electrical shaft, electrical shaft for gear
1.Most Competitive Cost
We are manufacturer,We sell merchandise direct to customers rather of through intermediary.
two.OEM And ODM Are Available.
If you are in special demands, just send out us the layout paper or goods parameter,we will layout and manufacture it for you.
three.Quality Assure.
With proffessional crew handle the generate method,ensure the high good quality.
four. Faster Shipping and delivery.
As we are a manufacturer, we can organize the generation and cargo as quickly as possible.
5.Right after-sale Service 
Timely and successful.


PTO shafts differ in dimension and you will need to have to find a matching coupling to drag. Attaching the resource to the tractor should be easy. If you have to raise the device off the ground to connect to the driveshaft, or if the driveshaft is as well extended, forcing the connection could harm equally. If you have an present PTO shaft useful, it really is effortless to affirm your size. Near it and measure from PTO yoke to yoke.
The PTO shaft transmits power from the tractor to the PTO electricity attachment. This makes it possible for the tractor to electricity a variety of tractor resources, including flail mowers, sawdust, rotary tillers, excavators, and far more. PTO shaft connectors on tractors are not standardized, which can lead to difficulties when connecting the PTO shaft. For instance, on some previous tractors, the connecting flange is comparatively shut to the tractor alone, so the relationship is tough and there is a likely safety hazard.

China supplier Motor Shaft, Electric Shaft, Motor Shaft for Gear     with Free Design Custom

NEMA23 made in China – replacement parts – in Udaipur India Gear Step Motor with Gearbox with Different Kinds Ratio with ce certificate top quality low price

NEMA23  made in China - replacement parts -  in Udaipur India  Gear Step Motor with Gearbox with Different Kinds Ratio with ce certificate top quality low price

NEMA23  made in China - replacement parts -  in Udaipur India  Gear Step Motor with Gearbox with Different Kinds Ratio with ce certificate top quality low price

We – EPG Group the bigge EPT Chain and agricultural gearbox manufacturing facility in China with 5 diverse branches. For more information: Cell/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828

nema23 gearbox stepper motor ,57mm gearbox stepping motor, NEMA23 planetary gearbox stepper motor, 57MM spur gearbox stepper motor, nema23 geared stepper motor

NEMA23 gearbox stepping motor, 57mm planetary gearbox s stepper motor .
1.5N.m Stepper motor, higher torque stepper motor with 57mm dimension .
1.8N.m stepping motor,
Use for robots stepper motor, digital automated products stepping motor, healthcare instrument stepping motor,
Advertisement instrument stepper motor, lighting& audio tools stepper motor, printer stepper motor, textile equipment stepper motor.
Cnc router stepper motor.

Matching Stepper motor Driver: JK1545, JK5710

 About Our Manufacturing unit and EPT Items:

 W EPT YOU Select US:

 We are a skilled manufacturer for Stepper motor , Stepper driver, BLDC motor and DC motor. we can source OEM support.  
Our goods all with CE and ROHS. 
Welcome you pay a visit to our organization HangZhou Jingkong Motor&Electrical Equipment Co.,Ltd 
Relying on superior technological innovation and knight support, we build a excellent and diligent crew and preserve wonderful enterprise partnership with a large volume of worthy clientele in global marketplace. We are well prepared to offer the be EPT products to clients at competitive value. 

High top quality . 
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Innovative technology
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Model No. Action Angle Motor Length Present
Keeping Torque # of Leads Detent Torque Rotor Inertia Mass
( °) (L)mm A Ω mH N.m No. g.cm g.cm Kg
JK57HS41-1006 1.eight forty one 1 5.two five.5 .39 6 250 150 .47
JK57HS41-2006 one.eight 41 2 1.4 1.4 .39 6 250 150 .forty seven
JK57HS41-3006 1.8 forty one three .sixty three .six .39 six 250 150 .forty seven
JK57HS41-2804 one.eight 41 2.eight .7 one.four .fifty five four 250 150 .47
JK57HS51-1006 1.8 51 1 six.6 eight.two .72 6 300 230 .fifty nine
JK57HS51-2006 1.eight fifty one 2 one.sixty five 2.2 .72 6 three hundred 230 .59
JK57HS51-3006 one.8 fifty one three .74 .nine .seventy two six three hundred 230 .59
JK57HS51-2804 one.eight fifty one 2.eight .eighty three 2.two one.01 4 350 280 .sixty eight
JK57HS56-1006 one.8 fifty six one 7.four ten .nine 6 350 280 .68
JK57HS56-2006 one.eight fifty six 2 one.8 2.five .nine six 350 280 .sixty eight
JK57HS56-3006 one.8 fifty six 3 .seventy five 1.1 .9 6 350 280 .68
JK57HS56-2804 1.eight 56 two.eight .nine 2.5 one.26 four 350 280 .sixty eight
JK57HS76-1006 one.8 76 1 8.six fourteen 1.35 six 600 440 one.1
JK57HS76-2006 one.eight 76 2 2.25 3.six 1.35 6 600 440 1.one
JK57HS76-3006 one.eight seventy six 3 1 1.six one.35 six 600 440 1.1
JK57HS76-2804 1.eight seventy six 2.8 1.thirteen three.six one.89 4 600 440 1.one
JK57HS82-3004 one.8 82 three. 1.two four 2.2 four a thousand 600 1.two
JK57HS82-5004 1.8 82 five .six 1.5 two.2 four a thousand 600 1.two
JK57HS112-3004 one.8 112 3. one.6 six.eight two.eight four 1200 800 one.4
JK57HS112-4204 1.eight 112 four.2 .9 3.eight 2.8 4 1200 800 1.four

The use of authentic gear manufacturer’s (OEM) part figures or emblems , e.g. CASE® and John Deere® are for reference needs only and for indicating merchandise use and compatibility. Our organization and the listed substitution elements contained herein are not sponsored, accredited, or manufactured by the OEM.

NEMA23  made in China - replacement parts -  in Udaipur India  Gear Step Motor with Gearbox with Different Kinds Ratio with ce certificate top quality low price

NEMA23  made in China - replacement parts -  in Udaipur India  Gear Step Motor with Gearbox with Different Kinds Ratio with ce certificate top quality low price

NEMA23  made in China - replacement parts -  in Udaipur India  Gear Step Motor with Gearbox with Different Kinds Ratio with ce certificate top quality low price