Customized agricultural machinery CNC turning metal industrial Milling Parts
CNC turning / CNC milling service
Stainless Steel , Aluminum , Copper , Iron , Plastic etc.
Customized Size , Make Appointed Size to Match Your Products.
Design and Advise
Design and Skilled Support, Put Your Good Ideal into Reality.
| 1.100% inspection on critical dimension; 100% on appearance.
2.Third Party inspection available upon requirement
|Video Techincal Support, Online Support, Engineers
Free of Sample Cost. Normally is USD 35~110 per Style If Special Design We Need Sample Charge, Can Refund when You Have Official Bulk Order.
Common products 1-7 days after received drawing and payment
1-25 days after order with prepayment based on products structure and quantity
Only 30% Deposit, Make Your Floating Capital More Effective.
By Air or Sea. If Choose by Air, it is Faster Like You Purchase from Local Market.
OEM / ODM
Quality control standards
1.Consistent calibration and inspection tool
2.Optional XRF analysis report
3.Well-equipped inspection department
4.Materials inspection by IQC
5.FQC will check the products
6.100% inspected by OQC before shipping
7.Designated area for nonconforming products
8.Root cause analysis of unqualified
Industry, Mining, Marine, Public Utilities,Automatic machine, Medical device, Automobile, Electric appliance etc
|SS201,SS301,SS303, SS304, SS316, SS416 etc.
|mild steel, Carbon steel, 4140, 4340, Q235, Q345B, 20#, 45# etc.
|HPb63, HPb62, HPb61, HPb59, H59, H68, H80, H90 etc.
|C11000,C12000,C12000, C36000 etc.
|AL6061, Al6063, AL6082, AL7075, AL5052, A380 etc.
|A36, 45#, 1213, 12L14, 1215 etc.
|Polishing, Passivating, Sandblasting, Laser engraving
|Zinc plating, Oxide black, Nickel plating, Chrome platingk, Carburized, Powder Coated
|Clear Anodized, Color Anodized, Sandblast Anodized, Chemical Film,Brushing,Polishing
Medical / dental instruments
Pumps and general connections
Fixing and movable equipment
HangZhou Jieni Machinery Parts Co., Ltd. was established in 2008 and is located in HangZhou, which is next to HangZhou, ZHangZhoug.
We are a manufacturer specializing in OEM customized high-precision parts for various industries. We can design, manufacture and assemble according to customer drawings or sample requirements Various mechanical parts and metal parts. The company has a comprehensive process technology and advanced machinery and equipment, with CNC lathes,
CNC machining centers, turning and milling CNC, precision automatic lathes, various instrument lathes, drilling machines
and other mechanical equipment. Products are widely used in automobiles, machinery and equipment, household appliances, etc. Electrical appliances, household sanitary ware, medical equipment, toys, handicrafts and other fields. We
not only provide OEM services, but also provide you with professional technical support and the best production plan for equipment and parts. We specialize in rapid prototyping, rapid processing, small batch and mass production manufacturing of customized parts. We produce more than 10,000 kinds of parts every year, with rich processing experience, we can turn everything into reality. Short delivery time, 24-hour response, full-step QC inspection, and strict compliance with the confidentiality agreement.
Since the establishment of the company, we have adhered to the business policy of "Quality First, Customer First, Credit First", and always try our best to meet the potential needs of customers. The trend of economic globalization is developing with irresistible forces. Our company is sincerely willing to cooperate with enterprises all over the world to achieve a CZPT situation. Welcome to visit the factory! !We look forward to working with you!
1. Can design and customize products with small batch orders according to the customer's drawings.
2. Propose the best solution according to the customer's product, and adopt the best production plan to reduce costs.
3.We have many years of production experience, if there is a conflict between product design and actual production, we
can propose the best modification to meet the actual use of the product.
4.First-class product quality and perfect after-sales service.
5. Factory Outlet.
1.Q: Are you a trading company or a factory?
A: We are a factory
2. Q: How long is your delivery time?
A: Samples are generally 3-7 days; bulk orders are 10-25 days, depending on the quantity and parts requirements.
3. Do you provide samples? Is it free or extra?
A: Yes, we can provide samples, and we will charge you based on sample processing. The sample fee can be refunded
after placing an order in batches.
4Q: Design drawing service
A: Our main business is to undertake drawing processing. For customers who don't know much about drawing, we also provide design and drawing services. You need to provide samples or sketches.
5Q. About drawing confidentiality
A: The processed samples and drawings are strictly confidential and will not be disclosed to anyone else.
6. Q: How do you guarantee your products?
A: Every product is manufactured in a certified workshop. We provide customers with certificates to ensure quality, and
we can also provide samples for your testing before mass production.
How to Design a Forging Spur Gear
Before you start designing your own spur gear, you need to understand its main components. Among them are Forging, Keyway, Spline, Set screw and other types. Understanding the differences between these types of spur gears is essential for making an informed decision. To learn more, keep reading. Also, don't hesitate to contact me for assistance! Listed below are some helpful tips and tricks to design a spur gear. Hopefully, they will help you design the spur gear of your dreams.
Forging spur gears
Forging spur gears is 1 of the most important processes of automotive transmission components. The manufacturing process is complex and involves several steps, such as blank spheroidizing, hot forging, annealing, phosphating, and saponification. The material used for spur gears is typically 20CrMnTi. The process is completed by applying a continuous through extrusion forming method with dies designed for the sizing band length L and Splitting angle thickness T.
The process of forging spur gears can also use polyacetal (POM), a strong plastic commonly used for the manufacture of gears. This material is easy to mold and shape, and after hardening, it is extremely stiff and abrasion resistant. A number of metals and alloys are used for spur gears, including forged steel, stainless steel, and aluminum. Listed below are the different types of materials used in gear manufacturing and their advantages and disadvantages.
A spur gear's tooth size is measured in modules, or m. Each number represents the number of teeth in the gear. As the number of teeth increases, so does its size. In general, the higher the number of teeth, the larger the module is. A high module gear has a large pressure angle. It's also important to remember that spur gears must have the same module as the gears they are used to drive.
Set screw spur gears
A modern industry cannot function without set screw spur gears. These gears are highly efficient and are widely used in a variety of applications. Their design involves the calculation of speed and torque, which are both critical factors. The MEP model, for instance, considers the changing rigidity of a tooth pair along its path. The results are used to determine the type of spur gear required. Listed below are some tips for choosing a spur gear:
Type A. This type of gear does not have a hub. The gear itself is flat with a small hole in the middle. Set screw gears are most commonly used for lightweight applications without loads. The metal thickness can range from 0.25 mm to 3 mm. Set screw gears are also used for large machines that need to be strong and durable. This article provides an introduction to the different types of spur gears and how they differ from 1 another.
Pin Hub. Pin hub spur gears use a set screw to secure the pin. These gears are often connected to a shaft by dowel, spring, or roll pins. The pin is drilled to the precise diameter to fit inside the gear, so that it does not come loose. Pin hub spur gears have high tolerances, as the hole is not large enough to completely grip the shaft. This type of gear is generally the most expensive of the three.
Keyway spur gears
In today's modern industry, spur gear transmissions are widely used to transfer power. These types of transmissions provide excellent efficiency but can be susceptible to power losses. These losses must be estimated during the design process. A key component of this analysis is the calculation of the contact area (2b) of the gear pair. However, this value is not necessarily applicable to every spur gear. Here are some examples of how to calculate this area. (See Figure 2)
Spur gears are characterized by having teeth parallel to the shafts and axis, and a pitch line velocity of up to 25 m/s is considered high. In addition, they are more efficient than helical gears of the same size. Unlike helical gears, spur gears are generally considered positive gears. They are often used for applications in which noise control is not an issue. The symmetry of the spur gear makes them especially suitable for applications where a constant speed is required.
Besides using a helical spur gear for the transmission, the gear can also have a standard tooth shape. Unlike helical gears, spur gears with an involute tooth form have thick roots, which prevents wear from the teeth. These gears are easily made with conventional production tools. The involute shape is an ideal choice for small-scale production and is 1 of the most popular types of spur gears.
Spline spur gears
When considering the types of spur gears that are used, it's important to note the differences between the two. A spur gear, also called an involute gear, generates torque and regulates speed. It's most common in car engines, but is also used in everyday appliances. However, 1 of the most significant drawbacks of spur gears is their noise. Because spur gears mesh only 1 tooth at a time, they create a high amount of stress and noise, making them unsuitable for everyday use.
The contact stress distribution chart represents the flank area of each gear tooth and the distance in both the axial and profile direction. A high contact area is located toward the center of the gear, which is caused by the micro-geometry of the gear. A positive l value indicates that there is no misalignment of the spline teeth on the interface with the helix hand. The opposite is true for negative l values.
Using an upper bound technique, Abdul and Dean studied the forging of spur gear forms. They assumed that the tooth profile would be a straight line. They also examined the non-dimensional forging pressure of a spline. Spline spur gears are commonly used in motors, gearboxes, and drills. The strength of spur gears and splines is primarily dependent on their radii and tooth diameter.
SUS303 and SUS304 stainless steel spur gears
Stainless steel spur gears are manufactured using different techniques, which depend on the material and the application. The most common process used in manufacturing them is cutting. Other processes involve rolling, casting, and forging. In addition, plastic spur gears are produced by injection molding, depending on the quantity of production required. SUS303 and SUS304 stainless steel spur gears can be made using a variety of materials, including structural carbon steel S45C, gray cast iron FC200, nonferrous metal C3604, engineering plastic MC901, and stainless steel.
The differences between 304 and 303 stainless steel spur gears lie in their composition. The 2 types of stainless steel share a common design, but have varying chemical compositions. China and Japan use the letters SUS304 and SUS303, which refer to their varying degrees of composition. As with most types of stainless steel, the 2 different grades are made to be used in industrial applications, such as planetary gears and spur gears.
Stainless steel spur gears
There are several things to look for in a stainless steel spur gear, including the diametral pitch, the number of teeth per unit diameter, and the angular velocity of the teeth. All of these aspects are critical to the performance of a spur gear, and the proper dimensional measurements are essential to the design and functionality of a spur gear. Those in the industry should be familiar with the terms used to describe spur gear parts, both to ensure clarity in production and in purchase orders.
A spur gear is a type of precision cylindrical gear with parallel teeth arranged in a rim. It is used in various applications, such as outboard motors, winches, construction equipment, lawn and garden equipment, turbine drives, pumps, centrifuges, and a variety of other machines. A spur gear is typically made from stainless steel and has a high level of durability. It is the most commonly used type of gear.
Stainless steel spur gears can come in many different shapes and sizes. Stainless steel spur gears are generally made of SUS304 or SUS303 stainless steel, which are used for their higher machinability. These gears are then heat-treated with nitriding or tooth surface induction. Unlike conventional gears, which need tooth grinding after heat-treating, stainless steel spur gears have a low wear rate and high machinability.