Tag Archives: machining cnc

China Good quality Custom Made Cnc Machining Delrin Plastic Shift Knob Weight Stainless Steel Titanium Aluminum Metal Gear Car Shifter Knob with Best Sales

CNC Machining or Not: Cnc Machining
Type: Broaching, DRILLING, Etching / Chemical Machining, Laser Machining, Milling, Other Machining Services, Turning, Wire EDM, Rapid Prototyping
Material Capabilities: Aluminum, Brass, Bronze, Hardened Metals, Stainless steel, Steel Alloys, Titanium
Micro Machining or Not: Micro Machining
Model Number: RXCC-2210113
Name: Custom Cnc Machining Plastic Shift Knob Metal Gear Car Shifter Knob
Material: Stainless Steel, Aluminum, Titanium alloy, POM Delrin, etc
Size: Customzied
Process: Cnc turning, milling, machining
Surface finish: Sandblasting, Anodized, Statement Geometric Acrylic Chain Long Earrings For Women candy color Resin Drop Earrings Jewelry Rubber coated, etc.
Roughness: Ra0.8-1.6
Tolerance: +/-0.01
MOQ: 5 pcs
Certification: ISO 9001:2015
Logo: Custom Logo by laser or machining, silk screen.
Packaging Details: 1.Usual packing: By pearl cotton/bubble bag/plastic wrap + carton box , 0.5-15kg/carton box.2.Special packing(for large part/large quantity order): By pearl cotton/bubble bag/plastic wrap +carton box+wooden box.3.As customers’ requirement for cnc machining parts.
Port: HangZhou

Products Display

Custom Made Cnc Machining Delrin Plastic Shift Knob Weight Stainless Steel Titanium Aluminum Metal Gear Car Shifter Knob
ProcessCNC turning, cnc milling, cnc machining,deburr, anodizing, electroplating,etc.
MaterialAluminum, stainless steel, steel, titanium alloy, Delrin, POM, etc.
Tolerance+ / -0.005, +/-0.1mm
RoughnessRa 0.6~1.6 or N7
FinishedAs requirement. Anodizing, hard anodizing, Vacuum plating, glass bead blasting, etc.
Logo / markCan be customized. Laser engraving or silk screen, etc.
ApplicationAuto parts, High precision BKM series hypoid helical gearbox 1 hp gear motor used gear box small motor gearbox Automotive parts, Automobile parts, etc.
CertificationISO 9001 certification
Inspection100% inspection before delivery
DeliverySample:1-2 weeks, Mass production: 3-6 weeks. Negotiated as your drawing.
Above pictures are only for our process reference. These are private products. Not sale for others. If you have any inquiry, Please send drawing to us. Factory Show RuiXing MFG is a direct manufacturer specialized in customized machining service. We are located in ShenZhen,China. We founded in 2005 and have 17 years more experience of cnc machining. We passed ISO 9001-2015 certification. RuiXing covered 2208 square meter and equipped 45 sets cnc turning milling machine.Our service focus on the professional machining service for Industry Automation, Auto parts, Aerospace parts , Knitting / sewing machine Parts, Instruments & Meters, Sensor, Medical Equipment, Beauty & Personal Care , Consumer electronics and hardware, etc.RuiXing are specialized in CNC machining for more than 17 years more. And we are devoted to become professional manufacturer of machining parts . We are well-experienced at all kinds of CNC metal & plastic parts. Also provide surface finished including anodizing, electroplating,Vacuum plating, powder coating, painting, Manufacturer 316 Stainless Steel Swivel Pulleys 40mm Marine Boat Accessories CZPT Block polishing, heat treatment, laser engraving, laser welding and assembly, etc. Main Product CNC aluminum parts CNC brass & copper parts CNC stainless steel parts CNC steel parts CNC CZPT Titanium CNC parts Sheet metal / stamping CNC laser cutting 3D printing Surface finished Customer Review Packing and Delivery Packing for cnc machining parts:1.Usual packing: By pearl cotton/bubble bag/plastic wrap + carton box , 0.5-15kg/carton box.2.Special packing(for large part/large quantity order): By pearl cotton/bubble bag/plastic wrap +carton box+wooden box.3.As customers' requirement for cnc machining parts. Delivery for cnc machining parts:We can provide the best,safest and the most efficient transport and related services to meet your transport needs. By FedEx,UPS,TNT, DHL, Sea, Train. As your requirement. FAQ Q1: Are you direct manufacturer or trade company ? A1: We are direct manufacturer of customized CNC machining parts. We own our factory founded in 2005.Q2: When were you founded? How long have you been in CNC machining service?A2: Our factory founded in 2005. We have been in CNC machining service for 17 years more. Q3: Did you pass ISO certification?A3: We passed ISO 9001: 2015 certification. Also passed SGS certification. Q4: How long can I get a quote after sending drawing? A4: Usually within 12 hours for common parts. If complex parts, Please send 3D file, We will reply to you within 24 hours. Q5: Can you CZPT NDA?A5: Yes, We can CZPT NDA to keep your drawing and design to secret. Q6: How about the lead time for sample and mass production?A6: Generally, 1-2 weeks for samples, 3-4 weeks for mass production.Q7: How can I know the production process without visiting the factory?A7: You can watch videos on line by phone. And usually we will offer detailed production schedule with digital pictures and videos which show the machining progress.Q8: How to ensure products quality?A8: We strictly do IQC, PQC, 100% FQC inspection before surface finish, Last FQC 100% inspection after surface finish before delivery.Also we can provide QC sheet and material SGS report for every delivery by mail or as you need.Q9: How can I get products package information when delivery?A9: We will take package pictures to you and tell you tracking number at the first time, China manufacturer for worm gear box gearbox helical bevel gear Then we will continue to follow up until you received package. Title goes here.Semi-Automatic PET Bottle Blowing Machine Bottle Making Machine Bottle Moulding MachinePET Bottle Making Machine is suitable for producing PET plastic containers and bottles in all shapes.


How to Compare Different Types of Spur Gears

When comparing different types of spur gears, there are several important considerations to take into account. The main considerations include the following: Common applications, Pitch diameter, and Addendum circle. Here we will look at each of these factors in more detail. This article will help you understand what each type of spur gear can do for you. Whether you're looking to power an electric motor or a construction machine, the right gear for the job will make the job easier and save you money in the long run.

Common applications

Among its many applications, a spur gear is widely used in airplanes, trains, and bicycles. It is also used in ball mills and crushers. Its high speed-low torque capabilities make it ideal for a variety of applications, including industrial machines. The following are some of the common uses for spur gears. Listed below are some of the most common types. While spur gears are generally quiet, they do have their limitations.
A spur gear transmission can be external or auxiliary. These units are supported by front and rear casings. They transmit drive to the accessory units, which in turn move the machine. The drive speed is typically between 5000 and 6000 rpm or 20,000 rpm for centrifugal breathers. For this reason, spur gears are typically used in large machinery. To learn more about spur gears, watch the following video.
The pitch diameter and diametral pitch of spur gears are important parameters. A diametral pitch, or ratio of teeth to pitch diameter, is important in determining the center distance between two spur gears. The center distance between two spur gears is calculated by adding the radius of each pitch circle. The addendum, or tooth profile, is the height by which a tooth projects above the pitch circle. Besides pitch, the center distance between two spur gears is measured in terms of the distance between their centers.
Another important feature of a spur gear is its low speed capability. It can produce great power even at low speeds. However, if noise control is not a priority, a helical gear is preferable. Helical gears, on the other hand, have teeth arranged in the opposite direction of the axis, making them quieter. However, when considering the noise level, a helical gear will work better in low-speed situations.


The construction of spur gear begins with the cutting of the gear blank. The gear blank is made of a pie-shaped billet and can vary in size, shape, and weight. The cutting process requires the use of dies to create the correct gear geometry. The gear blank is then fed slowly into the screw machine until it has the desired shape and size. A steel gear blank, called a spur gear billet, is used in the manufacturing process.
A spur gear consists of two parts: a centre bore and a pilot hole. The addendum is the circle that runs along the outermost points of a spur gear's teeth. The root diameter is the diameter at the base of the tooth space. The plane tangent to the pitch surface is called the pressure angle. The total diameter of a spur gear is equal to the addendum plus the dedendum.
The pitch circle is a circle formed by a series of teeth and a diametrical division of each tooth. The pitch circle defines the distance between two meshed gears. The center distance is the distance between the gears. The pitch circle diameter is a crucial factor in determining center distances between two mating spur gears. The center distance is calculated by adding the radius of each gear's pitch circle. The dedendum is the height of a tooth above the pitch circle.
Other considerations in the design process include the material used for construction, surface treatments, and number of teeth. In some cases, a standard off-the-shelf gear is the most appropriate choice. It will meet your application needs and be a cheaper alternative. The gear will not last for long if it is not lubricated properly. There are a number of different ways to lubricate a spur gear, including hydrodynamic journal bearings and self-contained gears.

Addendum circle

The pitch diameter and addendum circle are two important dimensions of a spur gear. These diameters are the overall diameter of the gear and the pitch circle is the circle centered around the root of the gear's tooth spaces. The addendum factor is a function of the pitch circle and the addendum value, which is the radial distance between the top of the gear tooth and the pitch circle of the mating gear.
The pitch surface is the right-hand side of the pitch circle, while the root circle defines the space between the two gear tooth sides. The dedendum is the distance between the top of the gear tooth and the pitch circle, and the pitch diameter and addendum circle are the two radial distances between these two circles. The difference between the pitch surface and the addendum circle is known as the clearance.
The number of teeth in the spur gear must not be less than 16 when the pressure angle is twenty degrees. However, a gear with 16 teeth can still be used if its strength and contact ratio are within design limits. In addition, undercutting can be prevented by profile shifting and addendum modification. However, it is also possible to reduce the addendum length through the use of a positive correction. However, it is important to note that undercutting can happen in spur gears with a negative addendum circle.
Another important aspect of a spur gear is its meshing. Because of this, a standard spur gear will have a meshing reference circle called a Pitch Circle. The center distance, on the other hand, is the distance between the center shafts of the two gears. It is important to understand the basic terminology involved with the gear system before beginning a calculation. Despite this, it is essential to remember that it is possible to make a spur gear mesh using the same reference circle.

Pitch diameter

To determine the pitch diameter of a spur gear, the type of drive, the type of driver, and the type of driven machine should be specified. The proposed diametral pitch value is also defined. The smaller the pitch diameter, the less contact stress on the pinion and the longer the service life. Spur gears are made using simpler processes than other types of gears. The pitch diameter of a spur gear is important because it determines its pressure angle, the working depth, and the whole depth.
The ratio of the pitch diameter and the number of teeth is called the DIAMETRAL PITCH. The teeth are measured in the axial plane. The FILLET RADIUS is the curve that forms at the base of the gear tooth. The FULL DEPTH TEETH are the ones with the working depth equal to 2.000 divided by the normal diametral pitch. The hub diameter is the outside diameter of the hub. The hub projection is the distance the hub extends beyond the gear face.
A metric spur gear is typically specified with a Diametral Pitch. This is the number of teeth per inch of the pitch circle diameter. It is generally measured in inverse inches. The normal plane intersects the tooth surface at the point where the pitch is specified. In a helical gear, this line is perpendicular to the pitch cylinder. In addition, the pitch cylinder is normally normal to the helix on the outside.
The pitch diameter of a spur gear is typically specified in millimeters or inches. A keyway is a machined groove on the shaft that fits the key into the shaft's keyway. In the normal plane, the pitch is specified in inches. Involute pitch, or diametral pitch, is the ratio of teeth per inch of diameter. While this may seem complicated, it's an important measurement to understand the pitch of a spur gear.


The main advantage of a spur gear is its ability to reduce the bending stress at the tooth no matter the load. A typical spur gear has a face width of 20 mm and will fail when subjected to 3000 N. This is far more than the yield strength of the material. Here is a look at the material properties of a spur gear. Its strength depends on its material properties. To find out what spur gear material best suits your machine, follow the following steps.
The most common material used for spur gears is steel. There are different kinds of steel, including ductile iron and stainless steel. S45C steel is the most common steel and has a 0.45% carbon content. This type of steel is easily obtainable and is used for the production of helical, spur, and worm gears. Its corrosion resistance makes it a popular material for spur gears. Here are some advantages and disadvantages of steel.
A spur gear is made of metal, plastic, or a combination of these materials. The main advantage of metal spur gears is their strength to weight ratio. It is about one third lighter than steel and resists corrosion. While aluminum is more expensive than steel and stainless steel, it is also easier to machine. Its design makes it easy to customize for the application. Its versatility allows it to be used in virtually every application. So, if you have a specific need, you can easily find a spur gear that fits your needs.
The design of a spur gear greatly influences its performance. Therefore, it is vital to choose the right material and measure the exact dimensions. Apart from being important for performance, dimensional measurements are also important for quality and reliability. Hence, it is essential for professionals in the industry to be familiar with the terms used to describe the materials and parts of a gear. In addition to these, it is essential to have a good understanding of the material and the dimensional measurements of a gear to ensure that production and purchase orders are accurate.

China Good quality Custom Made Cnc Machining Delrin Plastic Shift Knob Weight Stainless Steel Titanium Aluminum Metal Gear Car Shifter Knob with Best SalesChina Good quality Custom Made Cnc Machining Delrin Plastic Shift Knob Weight Stainless Steel Titanium Aluminum Metal Gear Car Shifter Knob with Best Sales
editor by Cx 2023-07-11

China 18CrNiMnMoA Customized Material High Demand Cheap Price Bike Gears Customized OEM CNC Machining intered Fixed Gear Pinion Gears worm gear winch

Issue: New
Guarantee: 1.5 many years
Form: Pinion
Relevant Industries: Other
Bodyweight (KG): four
Showroom Place: None
Movie outgoing-inspection: Presented
Equipment Take a look at Report: Presented
Advertising Type: Common Item
Guarantee of main parts: 1 Calendar year
Core Elements: PLC
Substance: Brass, 18CrNiMnMoA or tailored
Processing: Milling, forging, turning,hobbing,equipment shaping, equipment shaving,deburring,
Standard or Nonstandard: Nonstandard
Tooth Profile: Herringbone Equipment
Strain Angle: twenty
Certification: IATF 16949:2016
Heat remedy: Normalizing,Carburizing
Floor remedy: Shot blasting
Tooth Type: other
Provider: Personalized OEM CNC Machining
Quality: Tolerance Essential
After Guarantee Service: No service
Packaging Details: Method 1:Shrink movie+wood boxMethod 2:cardboard box+palletMethod 3:Export wood caseMethod 4: custom made packing as customer’s need
Port: FOB HangZhou/ZheJiang

Goods Description

OEM ServicesZHangZhoug Shengyi Equipment Co.,Ltd
Offered Content:Brass,Copper,Carbon Steel,Stainless Metal,Steel Alloy,Aluminum Alloy,and so forth.
Heat Therapy:Annealing,Quenching,Nitriding,Hardening,Tempering, Balancing Device Twin Casco Flex Shaft Shredder Switch 3-Pin Carbon Fiber Pool Cue Drive Bicycle Axle Shaft Normalizing,and so on.
Tolerance:As for each drawing.(+/-.05mm,+/-.01mm)
Area Treatment:Zinc-Plated,Nickel-Plated,Chrome-Plated,Anodize,Phosphating,Chemical Blackening,Salt Bath Nitriding,and so on.
Direct Time:20-45Days Depends On Portions and complexity
Application:Forklift,Crane,Teach,Truck,Lawnmower,Rail Street Euipment,health care system, industrial equipment, car, electrical appliance,Automation device,other industries, Wholesalers Stainless Steel 18k Gold Plated 8mm,10mm,12mm,14mm,16mm Cuban Hyperlink Chains Dropshipping and so forth,
Payment Term:L/C at sightT/T thirty% deposit and balanced 70% to pay just before shipment.
Port Of Loading:ZheJiang or HangZhou,etc.
Generation Products:CNC Machining centre,CNC Lathe,Grinding Equipment,Milling Machine,Sawing Equipment,Welding Machine,Hydraulic Press Machine,Drilling and Tapping Equipment,Gear Shaping Machine,etc.
Inspection Products:Digital Penumatic Measuring Instrument,A few Coodinate Detection Products,Rockwell Hardness Tester,Digital Ultrasonic Flaw Detector,Surface area Roughness Measuring Instrument,Leeb Hardness Tester,Cladding Measuring Instrument,Salt Spraying Tester,Equipment Measurement Heart,etc.
QC:1.Incoming substance will be checked before manufacturing.2.Stringent processing good quality handle.three.100% inspection just before shipment.four.We are dependable for product high quality to the stop person.
Bundle:Approach 1:Carton box or corrugated cartonMethod 2:Wood situation or picket crateMethod 3: Iron basket or plastic basketMethod 4: Pallet
After-sales Provider:We will comply with up products for clients and support to resolve problems following revenue.
We are a OEM manufacturing unit to source equipment elements according to the drawings oe samples.Tiny purchase or sample get is appropriate.
Merchandise Display Sheet Steel FabricationRacks Forging Areas Casting Elements CNC Machining Components Brake Disc Equipment Gear Shaft Processing ASSEMBLY oneASSEMBLY 2 ASSEMBLY 3ASSEMBLY 4 ASSEMBLY 5ASSEMBLY 6


Synthesis of Epicyclic Gear Trains for Automotive Automatic Transmissions

In this article, we will discuss the synthesis of epicyclic gear trains for automotive automatic transmissions, their applications, and cost. After you have finished reading, you may want to do some research on the technology yourself. Here are some links to further reading on this topic. They also include an application in hybrid vehicle transmissions. Let's look at the basic concepts of epicyclic gear trains. They are highly efficient and are a promising alternative to conventional gearing systems.

Synthesis of epicyclic gear trains for automotive automatic transmissions

The main purpose of automotive automatic transmissions is to maintain engine-drive wheel balance. The kinematic structure of epicyclic gear trains (EGTs) is derived from graph representations of these gear trains. The synthesis process is based on an algorithm that generates admissible epicyclic gear trains with up to ten links. This algorithm enables designers to design auto gear trains that have higher performance and better engine-drive wheel balance.
In this paper, we present a MATLAB optimization technique for determining the gear ratios of epicyclic transmission mechanisms. We also enumerate the number of teeth for all gears. Then, we estimate the overall velocity ratios of the obtained EGTs. Then, we analyze the feasibility of the proposed epicyclic gear trains for automotive automatic transmissions by comparing their structural characteristics.
A six-link epicyclic gear train is depicted in the following functional diagram. Each link is represented by a double-bicolor graph. The numbers on the graph represent the corresponding links. Each link has multiple joints. This makes it possible for a user to generate different configurations for each EGT. The numbers on the different graphs have different meanings, and the same applies to the double-bicolor figure.
In the next chapter of this article, we discuss the synthesis of epicyclic gear trains for automotive automatic transaxles. SAE International is an international organization of engineers and technical experts with core competencies in aerospace and automotive. Its charitable arm, the SAE Foundation, supports many programs and initiatives. These include the Collegiate Design Series and A World In Motion(r) and the SAE Foundation's A World in Motion(r) award.


The epicyclic gear system is a type of planetary gear train. It can achieve a great speed reduction in a small space. In cars, epicyclic gear trains are often used for the automatic transmission. These gear trains are also useful in hoists and pulley blocks. They have many applications in both mechanical and electrical engineering. They can be used for high-speed transmission and require less space than other types of gear trains.
The advantages of an epicyclic gear train include its compact structure, low weight, and high power density. However, they are not without disadvantages. Gear losses in epicyclic gear trains are a result of friction between gear tooth surfaces, churning of lubricating oil, and the friction between shaft support bearings and sprockets. This loss of power is called latent power, and previous research has demonstrated that this loss is tremendous.
The epicyclic gear train is commonly used for high-speed transmissions, but it also has a small footprint and is suitable for a variety of applications. It is used as differential gears in speed frames, to drive bobbins, and for the Roper positive let-off in looms. In addition, it is easy to fabricate, making it an excellent choice for a variety of industrial settings.
Another example of an epicyclic gear train is the planetary gear train. It consists of two gears with a ring in the middle and the sun gear in the outer ring. Each gear is mounted so that its center rotates around the ring of the other gear. The planet gear and sun gear are designed so that their pitch circles do not slip and are in sync. The planet gear has a point on the pitch circle that traces the epicycloid curve.
This gear system also offers a lower MTTR than other types of planetary gears. The main disadvantage of these gear sets is the large number of bearings they need to run. Moreover, planetary gears are more maintenance-intensive than parallel shaft gears. This makes them more difficult to monitor and repair. The MTTR is also lower compared to parallel shaft gears. They can also be a little off on their axis, causing them to misalign or lose their efficiency.
Another example of an epicyclic gear train is the differential gear box of an automobile. These gears are used in wrist watches, lathe machines, and automotives to transmit power. In addition, they are used in many other applications, including in aircrafts. They are quiet and durable, making them an excellent choice for many applications. They are used in transmission, textile machines, and even aerospace. A pitch point is the path between two teeth in a gear set. The axial pitch of one gear can be increased by increasing its base circle.
An epicyclic gear is also known as an involute gear. The number of teeth in each gear determines its rate of rotation. A 24-tooth sun gear produces an N-tooth planet gear with a ratio of 3/2. A 24-tooth sun gear equals a -3/2 planet gear ratio. Consequently, the epicyclic gear system provides high torque for driving wheels. However, this gear train is not widely used in vehicles.


The cost of epicyclic gearing is lower when they are tooled rather than manufactured on a normal N/C milling machine. The epicyclic carriers should be manufactured in a casting and tooled using a single-purpose machine that has multiple cutters to cut the material simultaneously. This approach is widely used for industrial applications and is particularly useful in the automotive sector. The benefits of a well-made epicyclic gear transmission are numerous.
An example of this is the planetary arrangement where the planets orbit the sun while rotating on its shaft. The resulting speed of each gear depends on the number of teeth and the speed of the carrier. Epicyclic gears can be tricky to calculate relative speeds, as they must figure out the relative speed of the sun and the planet. The fixed sun is not at zero RPM at mesh, so the relative speed must be calculated.
In order to determine the mesh power transmission, epicyclic gears must be designed to be able to "float." If the tangential load is too low, there will be less load sharing. An epicyclic gear must be able to allow "float." It should also allow for some tangential load and pitch-line velocities. The higher these factors, the more efficient the gear set will be.
An epicyclic gear train consists of two or more spur gears placed circumferentially. These gears are arranged so that the planet gear rolls inside the pitch circle of the fixed outer gear ring. This curve is called a hypocycloid. An epicyclic gear train with a planet engaging a sun gear is called a planetary gear train. The sun gear is fixed, while the planet gear is driven.
An epicyclic gear train contains several meshes. Each gear has a different number of meshes, which translates into RPM. The epicyclic gear can increase the load application frequency by translating input torque into the meshes. The epicyclic gear train consists of 3 gears, the sun, planet, and ring. The sun gear is the center gear, while the planets orbit the sun. The ring gear has several teeth, which increases the gear speed.
Another type of epicyclic gear is the planetary gearbox. This gear box has multiple toothed wheels rotating around a central shaft. Its low-profile design makes it a popular choice for space-constrained applications. This gearbox type is used in automatic transmissions. In addition, it is used for many industrial uses involving electric gear motors. The type of gearbox you use will depend on the speed and torque of the input and output shafts.

China 18CrNiMnMoA Customized Material High Demand Cheap Price Bike Gears Customized OEM CNC Machining intered Fixed Gear Pinion Gears     worm gear winchChina 18CrNiMnMoA Customized Material High Demand Cheap Price Bike Gears Customized OEM CNC Machining intered Fixed Gear Pinion Gears     worm gear winch
editor by Cx 2023-06-23

China Good quality Customized CNC Machining Helical Teeth Metal Steel Gear with Hardening worm and wheel gear

Product Description

Customized CNC Machining Helical Teeth Metal Steel Gear with Hardening



S45C steel, Stainless steel 304, Plastic, Brass, 42CrMo,20CrMnTi and so on

Heat treatment

Hardening and Tempering, High Frequency Quenching,Carburizing etc

Surface treatment

Blacking, Polishing, Anodization, Chrome Plating, Zinc Plating, Nickel Plating


Precision cutting machines. Lathes. Milling machines. Grinders. Automated mechanical systems. Automated warehousing systems.

Machining process:

Hobbing, Milling, Drilling, Shaving, Grinding

         1. Type: spur gear, helical gear, bevel gear, worm gear, ring gear etc.
         2. Material: carbon steel, alloy steel, stainless steel, nylon, POM , plastic
         3. Treatment: teeth hardened, zinc, quenching, black oxide, color zinc
         4. OEM & Standard:Standard size according to the catalog.OEM size, hub, hole, keyway and
         set screw, all can produce according to your drawing.
         5. Gear drive advantages:High transmission accuracy, high transmission efficiency, reliable work
         and long service life.

        Our Service:
        1. Competitive price
        2. High quality products
        3. OEM service
        4. 24 hours online service
        5. Professional technical service
        6. Sample available

       1. We are a professional manufacturer specializing in manufacturing various metal parts, including 
       CNC precision automatic lathe machined parts, automatic lathe parts, milling machined parts, wire 
       cutting machined parts etc. 


       2.With experienced technical engineers and modern inspection equipment, our factory can help you to 
       lower cost at the moment of worldwide financial crisis. 


       3.We are committed to focusing on the client's demand and satisfaction, and to providing high quality 
       products at competitive prices according to your drawings or samples. Special parts for your special 


       4.Our strong R&D and QC department can control the products to meet your strict requirment, 100% 
       inspection on critical dimensions with high accuracy +/-0.01-0.005mm. 


       5.We are committed to focusing on the client's demand and satisfaction, and to providing high quality 
       products at competitive prices according to your drawings or samples. Special parts for your special 


       6.Although the business has become more difficult since competition increased, our products have 
       sold well in recent years. As a matter of fact, our parts are being exported to more than 10 countries 
       and regions. And they're always received favourably.

       Our Main Product:
       1. Gear and Rack
       2. Ball Screw and Nut
       3. Linear Xihu (West Lake) Dis. and Block
       4. Sprocket and Roller Chain
       5. Timing Pulley and Timing Belt

       Gear can be used on many machines,like lathe machine, cutting machine, cnc machine and engraving
       machine etc; It can also be used in many fields, machinery, construction, building, manufacturing,
       industrial etc.


      Usually we wrap the gears with bubble wrap, then put the gears in a carton, and finally seal the
      carton tightly.We can also make the package according to customers' demands.


       Q: Are you factory or trading company?

       A:Truly we are a factory over 60 years. We located in HangZhou City, ZheJiang Province, near
       HangZhou port.


       Q: What is your production range?

       A: Gears, impellers, shaft; shaft couplings; end cover; cnc machining parts,etc.


       Q: How long can I get some samples for checking and what about the price?

       A: Normaly samples will be done within 3-5 days. 
       The sample cost depends on the information (size, material, finish, etc.). 
       We will return the sample cost when you place order.


       Q:How is the warranty of the products quality control?

       A:We hold the tightend quality controlling from very begining to the end and aim at 100% error free.


       Q:How to get an accurate quotation?
       A:If you are interested in our products, please provide us with below information: 


       If there is something you are demanding or interested, please feel free to contact with
       us, we will feedback within 12 hours.

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car
Hardness: Soft Tooth Surface
Gear Position: External Gear
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Double Helical Gear
Material: Cast Steel
US$ 1/Piece
1 Piece(Min.Order)

Request Sample



Customized Request


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 one 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 one 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 one 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, one of the most significant drawbacks of spur gears is their noise. Because spur gears mesh only one 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 two 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 two 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.

China Good quality Customized CNC Machining Helical Teeth Metal Steel Gear with Hardening worm and wheel gearChina Good quality Customized CNC Machining Helical Teeth Metal Steel Gear with Hardening worm and wheel gear
editor by CX 2023-06-07

China High Quality CNC Machining Plastic Gears worm and wheel gear

Item Description

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