China Best Sales Agricultural Parts Harrow Plough Discs Notched Disc Smooth Harrow Discs Disc Harrow Parts near me factory

Product Description

Agricultural parts Harrow Plough Discs notched disc smooth harrow discs disc harrow parts 
PRODUCT DESCRIPTION

Material: 65Mn Steel
Hardness: HRC38-45, HRC43-48
Thickness: 3.0-12.5mm
Size/dimension: 12″-44″(300mm-1120mm)
Edge of Disc Blade: Round or Notched.
Shape: Flat,Concave or Wavy
MOQ: 50-100 pcs
Surface treatment: Powder Painting
Colors Blue or black ( matt or bright), Made to your order
Center hole type Square, Round, Hexagon, Clover Leaf, Optional
Hole size 22x27mm, 42x42mm, optional
Working depth 200mm, 300mm
Packing Iron frame box and customization according to different shipment term

Main manufacturing process:
(1)  Cutting materials
(2)  Heat treatment
(3)  Pressure type
(4)  Quenching
(5)  Tempering
(6)  Baking varnish
Main Features:
(1) Good Elasticity
(2) High Hardness
(3) Excellent Wear Resistance
(4) Short Delivery time
(5) Competitive price
 

                                                                                         Harrow &Plough Disc Blade
Dia. Concavity   Thickness
MM INCH MM MM
255 10 12 3
305 12 19 3
330 13 25 3
355 14 38 3
410 15 38~50 3
430 17 57 3,4
460 18 38~60 3,4
480 19 57 3,4
510 20 44~63 3,4,5
535 21 63 3,4,5
560 22 60~85 4,5,6
585 23 75~90 4,5.6
610 24 75~95 4,5,6
660 26 86~115 5,6,7,8
710 28 100~130 5,6,7,8
760 30 120~135 6,7,8,10,12
810 32 120~140 8,10,12
910 36 120-200 8,10,12
960 38 120-200 8,10,12

 
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OUR COOPERATION WITH CUSTOMER

CERTIFICATES

FAQ

Q1: Are you a factory or trading company?

We are a factory with self-supported import and export right. 

Q2: How can I trust on your company?

We are a fully registered manufacture and exporting company by China Export Registration Authorities. Moreover, our products have been exporting to a number of countries including Switzerland, Russia, Spain, Netherlands, Australia, Peru, Thailand, Pakistan, Indonesia, Tanzania, Nigeria, South Africa, Sudan, Congo etc. The good faith, punctual, strict quality control and reasonable price, throughout is the pledge we to each customer.

Q3: Where is your factory located? How can I visit there?

Our factory is located in HangZhou City, ZheJiang Province, China.  About 1 hour away from HangZhou Airport. All our clients are warmly welcomed to visit us!

Q4: How can I place an order from your website?

It is very easy.Once you find the implement you need on our website and place an inquiry against it, or, get to the inquiry section and leave us a message there with name, country and phone number, we will get in touch with you at the earliest. You can also e-mail us directly or join us on live chat for instantaneous answers.

Q5: How can I make the payment?

Payment is made via Telegraphic Transfer (T/T) through the bank against the proforma invoice.
30% as prepayment and the balance when the goods are ready for shipping.
Irrevocable L/C at sight could be also accepted.

Q6: What’s the Payment terms?

FOB, the price of the implement without sea shipment costs.

CIF,  including the unit cost + marine insurance + Shipment charges to your destination port.

CFR, including the unit cost + Shipment charges to your destination port.

Q7: At which port do you usually ship the good?

We usually ship goods via HangZhou, ZheJiang , HangZhou, ZheJiang port of China.

Q8. How about the Warranty ?

12 months warranty from the time of the goods arrive at destination.

COMPANY INFORMATION

1) 20 years of manufacturing expenrience in the field of general machineries. 
2) Professional engineers and test equipments to ensure the quality of each machine.
3) Factory direct selling at competitive prices. 
4) Good parts assembled, strictly quality control system.
5) Compact structure, beautiful appearance,small volume, light weight, fuel consumption is low, the power is great
6) Start convenient easy, low noise,little vibration,smooth operation,reliable performance.
7) OEM welcome, small order acceptable, ample supply and prompt delivery.

Our Competitive Advantages
1) Most kinds of models, advanced technology, long performance life.
2) We are manufacturer and we have our own export right.
3) High quality, competitive price & good after-sales service.
4) Long exporting history to many countries, positive customer feedback from abroad.
5) We can supply sample, and also all the spare parts. 
6) As your design for the package and brands
 
“Top quality, Competitive price, Good after-sales service” is our three big advantage.
Welcome to contact us at any time, sincerely hope we could have cooperation with you. 
Have a nice day.

 

Calculating the Deflection of a Worm Shaft

In this article, we’ll discuss how to calculate the deflection of a worm gear’s worm shaft. We’ll also discuss the characteristics of a worm gear, including its tooth forces. And we’ll cover the important characteristics of a worm gear. Read on to learn more! Here are some things to consider before purchasing a worm gear. We hope you enjoy learning! After reading this article, you’ll be well-equipped to choose a worm gear to match your needs.
worm shaft

Calculation of worm shaft deflection

The main goal of the calculations is to determine the deflection of a worm. Worms are used to turn gears and mechanical devices. This type of transmission uses a worm. The worm diameter and the number of teeth are inputted into the calculation gradually. Then, a table with proper solutions is shown on the screen. After completing the table, you can then move on to the main calculation. You can change the strength parameters as well.
The maximum worm shaft deflection is calculated using the finite element method (FEM). The model has many parameters, including the size of the elements and boundary conditions. The results from these simulations are compared to the corresponding analytical values to calculate the maximum deflection. The result is a table that displays the maximum worm shaft deflection. The tables can be downloaded below. You can also find more information about the different deflection formulas and their applications.
The calculation method used by DIN EN 10084 is based on the hardened cemented worm of 16MnCr5. Then, you can use DIN EN 10084 (CuSn12Ni2-C-GZ) and DIN EN 1982 (CuAl10Fe5Ne5-C-GZ). Then, you can enter the worm face width, either manually or using the auto-suggest option.
Common methods for the calculation of worm shaft deflection provide a good approximation of deflection but do not account for geometric modifications on the worm. While Norgauer’s 2021 approach addresses these issues, it fails to account for the helical winding of the worm teeth and overestimates the stiffening effect of gearing. More sophisticated approaches are required for the efficient design of thin worm shafts.
Worm gears have a low noise and vibration compared to other types of mechanical devices. However, worm gears are often limited by the amount of wear that occurs on the softer worm wheel. Worm shaft deflection is a significant influencing factor for noise and wear. The calculation method for worm gear deflection is available in ISO/TR 14521, DIN 3996, and AGMA 6022.
The worm gear can be designed with a precise transmission ratio. The calculation involves dividing the transmission ratio between more stages in a gearbox. Power transmission input parameters affect the gearing properties, as well as the material of the worm/gear. To achieve a better efficiency, the worm/gear material should match the conditions that are to be experienced. The worm gear can be a self-locking transmission.
The worm gearbox contains several machine elements. The main contributors to the total power loss are the axial loads and bearing losses on the worm shaft. Hence, different bearing configurations are studied. One type includes locating/non-locating bearing arrangements. The other is tapered roller bearings. The worm gear drives are considered when locating versus non-locating bearings. The analysis of worm gear drives is also an investigation of the X-arrangement and four-point contact bearings.
worm shaft

Influence of tooth forces on bending stiffness of a worm gear

The bending stiffness of a worm gear is dependent on tooth forces. Tooth forces increase as the power density increases, but this also leads to increased worm shaft deflection. The resulting deflection can affect efficiency, wear load capacity, and NVH behavior. Continuous improvements in bronze materials, lubricants, and manufacturing quality have enabled worm gear manufacturers to produce increasingly high power densities.
Standardized calculation methods take into account the supporting effect of the toothing on the worm shaft. However, overhung worm gears are not included in the calculation. In addition, the toothing area is not taken into account unless the shaft is designed next to the worm gear. Similarly, the root diameter is treated as the equivalent bending diameter, but this ignores the supporting effect of the worm toothing.
A generalized formula is provided to estimate the STE contribution to vibratory excitation. The results are applicable to any gear with a meshing pattern. It is recommended that engineers test different meshing methods to obtain more accurate results. One way to test tooth-meshing surfaces is to use a finite element stress and mesh subprogram. This software will measure tooth-bending stresses under dynamic loads.
The effect of tooth-brushing and lubricant on bending stiffness can be achieved by increasing the pressure angle of the worm pair. This can reduce tooth bending stresses in the worm gear. A further method is to add a load-loaded tooth-contact analysis (CCTA). This is also used to analyze mismatched ZC1 worm drive. The results obtained with the technique have been widely applied to various types of gearing.
In this study, we found that the ring gear’s bending stiffness is highly influenced by the teeth. The chamfered root of the ring gear is larger than the slot width. Thus, the ring gear’s bending stiffness varies with its tooth width, which increases with the ring wall thickness. Furthermore, a variation in the ring wall thickness of the worm gear causes a greater deviation from the design specification.
To understand the impact of the teeth on the bending stiffness of a worm gear, it is important to know the root shape. Involute teeth are susceptible to bending stress and can break under extreme conditions. A tooth-breakage analysis can control this by determining the root shape and the bending stiffness. The optimization of the root shape directly on the final gear minimizes the bending stress in the involute teeth.
The influence of tooth forces on the bending stiffness of a worm gear was investigated using the CZPT Spiral Bevel Gear Test Facility. In this study, multiple teeth of a spiral bevel pinion were instrumented with strain gages and tested at speeds ranging from static to 14400 RPM. The tests were performed with power levels as high as 540 kW. The results obtained were compared with the analysis of a three-dimensional finite element model.
worm shaft

Characteristics of worm gears

Worm gears are unique types of gears. They feature a variety of characteristics and applications. This article will examine the characteristics and benefits of worm gears. Then, we’ll examine the common applications of worm gears. Let’s take a look! Before we dive in to worm gears, let’s review their capabilities. Hopefully, you’ll see how versatile these gears are.
A worm gear can achieve massive reduction ratios with little effort. By adding circumference to the wheel, the worm can greatly increase its torque and decrease its speed. Conventional gearsets require multiple reductions to achieve the same reduction ratio. Worm gears have fewer moving parts, so there are fewer places for failure. However, they can’t reverse the direction of power. This is because the friction between the worm and wheel makes it impossible to move the worm backwards.
Worm gears are widely used in elevators, hoists, and lifts. They are particularly useful in applications where stopping speed is critical. They can be incorporated with smaller brakes to ensure safety, but shouldn’t be relied upon as a primary braking system. Generally, they are self-locking, so they are a good choice for many applications. They also have many benefits, including increased efficiency and safety.
Worm gears are designed to achieve a specific reduction ratio. They are typically arranged between the input and output shafts of a motor and a load. The 2 shafts are often positioned at an angle that ensures proper alignment. Worm gear gears have a center spacing of a frame size. The center spacing of the gear and worm shaft determines the axial pitch. For instance, if the gearsets are set at a radial distance, a smaller outer diameter is necessary.
Worm gears’ sliding contact reduces efficiency. But it also ensures quiet operation. The sliding action limits the efficiency of worm gears to 30% to 50%. A few techniques are introduced herein to minimize friction and to produce good entrance and exit gaps. You’ll soon see why they’re such a versatile choice for your needs! So, if you’re considering purchasing a worm gear, make sure you read this article to learn more about its characteristics!
An embodiment of a worm gear is described in FIGS. 19 and 20. An alternate embodiment of the system uses a single motor and a single worm 153. The worm 153 turns a gear which drives an arm 152. The arm 152, in turn, moves the lens/mirr assembly 10 by varying the elevation angle. The motor control unit 114 then tracks the elevation angle of the lens/mirr assembly 10 in relation to the reference position.
The worm wheel and worm are both made of metal. However, the brass worm and wheel are made of brass, which is a yellow metal. Their lubricant selections are more flexible, but they’re limited by additive restrictions due to their yellow metal. Plastic on metal worm gears are generally found in light load applications. The lubricant used depends on the type of plastic, as many types of plastics react to hydrocarbons found in regular lubricant. For this reason, you need a non-reactive lubricant.

China Best Sales Agricultural Parts Harrow Plough Discs Notched Disc Smooth Harrow Discs Disc Harrow Parts     near me factory China Best Sales Agricultural Parts Harrow Plough Discs Notched Disc Smooth Harrow Discs Disc Harrow Parts     near me factory