|Place of Origin:||
HangZhou , China (Mainland)
Non-Standard Product / Customize Product
Iron, Steel, Brass, Copper, Aluminum and Stainless Steel
Gear Hobbing, Shaping, Shaving, Grinding and CNC Machining
Anti-rust Treatment, Heat Treatment, Polishing and Coating Treatment
HRC 28~32, HRC 40~44, HRC 58~62
|Rust Protection Time:||
2 Years Maximun
|Tooth Profile Precision:||
GB 5~8 level (AGMA 10~13 level)
GB / ISO / DIN / JIS / AGMA
2D / 3D Drawing / Sample
Packaging & Delivery
|Packaging Details:||Anti-rust Paper, Small Box and Carton|
|Delivery Detail:||20 ~ 30 days|
|Material||Carbon Steel||SAE1571, SAE1045, Cr12, 40Cr, Y15Pb, 1214L……|
|Alloy Steel||20CrMnTi, 16MnCr5, 20CrMnMo, 41CrMo, 17CrNiMo5……|
|Brass/Bronze||HPb59-1, H70, CuZn39Pb2, CuZn40Pb2, C38000, CuZn40……|
Gear Hobbing, Gear Milling, Gear Shaping, Gear Broaching,
Gear Shaving, Gear Grinding and Gear Lapping
|Modules||1.0, 1.25, 1.5, 1.75, 2.0, 2.25, 2.5……8.0|
|Tolerance Control||Outer Diameter||±0.005 mm|
|Length Dimension||±0.05 mm|
|Teeth Accuracy||DIN Class 4, ISO/GB Class 4, AGMA Class 13, JIS Class 0|
|Heat Treatment||Quenching & Tempering, Carburizing & Quenching, High-frequency Hardening, Carbonitriding……|
|Surface Treatment||Blacking, Polishing, Anodization, Chrome Plating, Zinc Plating, Nickel Plating……|
|Standard||European, American or Britain Standard|
As your one-stop source, AT PRECAST,we design, manufacturer and distribute precast concrete accessories including the Lifting Systems and Anchoring systems Coil and Ferrule Inserts. for Concrete and Prefabricated area.
As a leader in developing concrete accessory products, our main goal is to produce products that are safer, faster and more cost efficient.
With more than totally 50 years working experience, our entire staff is dedicated to provide you with the best customer service and competitive prices. Our sales force are able to answer your questions quickly and offer you technical support .
100% quality manufacturing.
We guarantee that our products meet your supplied specifications
Extremely competitive pricing
Delivery to your port or front door
4 —- 8 week lead times
We handle all paperwork
Partial container orders
Flexible payment options
Unique tooling options
Full range of packaging options from bulk to retail ready
Complete testing services available
1. Where is your location?
We are located in HangZhou City of China and are closed to Airport. It takes 30minuts by car from Liuting Airport our company.
2. How long has the company been established?
AT INDUSTRY was established in 2009. There is 6 years exporting experiences.
3. How many employees do you have?
Administration / sales 4
Engineering / design as our partner 8
Production as our partners 120
Quality assurance / inspection 10
4. Which countries do you export to?
U.S.A, Germany, France, Italy, UK, Brazil, Middle east of Asia, Thailand,
5. What proportion of your goods are exported?
100% of our production are exported to all over the world.
6. How long does it take to receive samples?
a) Pattern:30-45days after order
b) Sample:30days after pattern finishing.
c) The lead time is the general production period and does not include the transportation time.
7. New product development process
Got tooling order and sample order with 50% deposit—Hold a meeting with the relation dept. to ensure the developing schedule—Design pattern, fixture and gauge and making them in our house—mold steel buying—Machining—Inspection—Send out the sample with initial inspection report.
8. How long is the manufacturing lead time?
Mass Production: 90days after sample approval by yours.
The lead time is the general production period including the transportation time.
We could make some special production arrangement effectively if customer has urgent need.
9. What basis can we buy goods?
We generally offer customers prices FOB& CIF (Carriage, Insurance & Freight). The CIF includes the freight cost to your nominated sea port.
We do provide clearance of goods which needs to be handled by a local freight forwarder.
All local costs and taxes are the responsibility of the buyer. We are happy to offer advisement on shipping if required.
10. What are the payment terms?
Payment terms are negotiable and will improve for long term customers.
During the initial stages, we request 50% of tooling fee in advance with the balance payable on acceptance of samples.
Production orders can be negotiable. We prefer 50% deposit and the balance by T/T before sails. But sometimes T/T 30 days after sails would also acceptable.
11. Which currency can we buy in?
We can deal in USD / Euro currency / GBP.
12. How long does it take to ship goods from China by sea?
It takes about 5 weeks to European ports plus 1 week customs clearance, so you can get the container within 6 to 7 weeks. It takes about 2 weeks to east coast and 3 weeks to west coast US ports. All sea goods are shipped from HangZhou Port.
13. How long does it take to ship goods from China by air?
It takes about 7 days to all major destinations.
14. Can we visit the factory to conduct an audit?
Yes, you are welcome to visit our partner factory by prior agreement.
15. How do we retain client confidentiality?
We are happy to CZPT Confidentiality Agreements with customers and will honor them.
16. Which languages do we do business in?
Although we do business with many countries around the world, we can only communicate effectively in Chinese English.
All information supplied should therefore be supplied in this form.
17. Is there a minimum volume of business required to conduct international purchasing?
There are no minimum volumes, but the prices of the goods, plus the fixed costs of importing makes it more economical to buy in high volumes. All potential customers will be assessed on an individual basis to determine if it appears a viable option for all parties to develop a relationship.
18. What type of parts you are specialized in?
Our business contains 2 areas,
one is for construction precast including lifting system, rigging hardware metal parts.
Another is customized metal business of quality sand castings, investment castings, lost foam castings, hot forgings, cold forgings, stampings, machined parts, injectionmolded plastics parts, etc.
19. Which kind of equipments do you have?
Forging friction press 160Ton, 300Ton, 630Ton, 1200Ton
Casting CZPT of 200kg, 500kg,1000kgs, 2000kgs
Press of 63ton, 120tons
CNC Machining center
CNC Vertical Lathe
CNC Lathe center
|Application:||Motor, Electric Cars, Motorcycle, Industry|
|Gear Position:||Internal Gear|
|Manufacturing Method:||Cast Gear|
|Toothed Portion Shape:||Spur Gear|
Benefits and Uses of Miter Gears
If you’ve ever looked into the differences between miter gears, you’re probably wondering how to choose between a Straight toothed and Hypoid one. Before you decide, however, make sure you know about backlash and what it means. Backlash is the difference between the addendum and dedendum, and it prevents jamming of the gears, protects the mating gear surfaces, and allows for thermal expansion during operation.
Spiral bevel gears
Spiral bevel gears are designed to increase efficiency and reduce cost. The spiral shape creates a profile in which the teeth are cut with a slight curve along their length, making them an excellent choice for heavy-duty applications. Spiral bevel gears are also hypoid gears, with no offsets. Their smaller size means that they are more compact than other types of right-angle gears, and they are much quieter than other types of gear.
Spiral bevel gears feature helical teeth arranged in a 90-degree angle. The design features a slight curve to the teeth, which reduces backlash while increasing flexibility. Because they have no offsets, they won’t slip during operation. Spiral bevel gears also have less backlash, making them an excellent choice for high-speed applications. They are also carefully spaced to distribute lubricant over a larger area. They are also very accurate and have a locknut design that prevents them from moving out of alignment.
In addition to the geometric design of bevel gears, CZPT can produce 3D models of spiral bevel gears. This software has gained widespread attention from many companies around the world. In fact, CZPT, a major manufacturer of 5-axis milling machines, recently machined a prototype using a spiral bevel gear model. These results prove that spiral bevel gears can be used in a variety of applications, ranging from precision machining to industrial automation.
Spiral bevel gears are also commonly known as hypoid gears. Hypoid gears differ from spiral bevel gears in that their pitch surface is not at the center of the meshing gear. The benefit of this gear design is that it can handle large loads while maintaining its unique features. They also produce less heat than their bevel counterparts, which can affect the efficiency of nearby components.
Straight toothed miter gears
Miter gears are bevel gears that have a pitch angle of 90 degrees. Their gear ratio is 1:1. Miter gears come in straight and spiral tooth varieties and are available in both commercial and high precision grades. They are a versatile tool for any mechanical application. Below are some benefits and uses of miter gears. A simple explanation of the basic principle of this gear type is given. Read on for more details.
When selecting a miter gear, it is important to choose the right material. Hard faced, high carbon steel is appropriate for applications requiring high load, while nylon and injection molding resins are suitable for lower loads. If a particular gear becomes damaged, it’s advisable to replace the entire set, as they are closely linked in shape. The same goes for spiral-cut miter gears. These geared products should be replaced together for proper operation.
Straight bevel gears are the easiest to manufacture. The earliest method was using an indexing head on a planer. Modern manufacturing methods, such as the Revacycle and Coniflex systems, made the process more efficient. CZPT utilizes these newer manufacturing methods and patented them. However, the traditional straight bevel is still the most common and widely used type. It is the simplest to manufacture and is the cheapest type.
SDP/Si is a popular supplier of high-precision gears. The company produces custom miter gears, as well as standard bevel gears. They also offer black oxide and ground bore and tooth surfaces. These gears can be used for many industrial and mechanical applications. They are available in moderate quantities from stock and in partial sizes upon request. There are also different sizes available for specialized applications.
Hypoid bevel gears
The advantages of using Hypoid bevel and helical gears are obvious. Their high speed, low noise, and long life make them ideal for use in motor vehicles. This type of gear is also becoming increasingly popular in the power transmission and motion control industries. Compared to standard bevel and helical gears, they have a higher capacity for torque and can handle high loads with less noise.
Geometrical dimensioning of bevel/hypoid bevel gears is essential to meet ANSI/AGMA/ISO standards. This article examines a few ways to dimension hypoid bevel and helical gears. First, it discusses the limitations of the common datum surface when dimensioning bevel/helical gear pairs. A straight line can’t be parallel to the flanks of both the gear and the pinion, which is necessary to determine “normal backlash.”
Second, hypoid and helical gears have the same angular pitch, which makes the manufacturing process easier. Hypoid bevel gears are usually made of two gears with equal angular pitches. Then, they are assembled to match one another. This reduces noise and vibration, and increases power density. It is recommended to follow the standard and avoid using gears that have mismatched angular pitches.
Third, hypoid and helical gears differ in the shape of the teeth. They are different from standard gears because the teeth are more elongated. They are similar in appearance to spiral bevel gears and worm gears, but differ in geometry. While helical gears are symmetrical, hypoid bevel gears are non-conical. As a result, they can produce higher gear ratios and torque.
Crown bevel gears
The geometrical design of bevel gears is extremely complex. The relative contact position and flank form deviations affect both the paired gear geometry and the tooth bearing. In addition, paired gears are also subject to process-linked deviations that affect the tooth bearing and backlash. These characteristics require the use of narrow tolerance fields to avoid quality issues and production costs. The relative position of a miter gear depends on the operating parameters, such as the load and speed.
When selecting a crown bevel gear for a miter-gear system, it is important to choose one with the right tooth shape. The teeth of a crown-bevel gear can differ greatly in shape. The radial pitch and diametral pitch cone angles are the most common. The tooth cone angle, or “zerol” angle, is the other important parameter. Crown bevel gears have a wide range of tooth pitches, from flat to spiral.
Crown bevel gears for miter gear are made of high-quality materials. In addition to metal, they can be made of plastic or pre-hardened alloys. The latter are preferred as the material is less expensive and more flexible than steel. Furthermore, crown bevel gears for miter gears are extremely durable, and can withstand extreme conditions. They are often used to replace existing gears that are damaged or worn.
When selecting a crown bevel gear for a miter gear, it is important to know how they relate to each other. This is because the crown bevel gears have a 1:1 speed ratio with a pinion. The same is true for miter gears. When comparing crown bevel gears for miter gears, be sure to understand the radii of the pinion and the ring on the pinion.
Shaft angle requirements for miter gears
Miter gears are used to transmit motion between intersecting shafts at a right angle. Their tooth profile is shaped like the mitre hat worn by a Catholic bishop. Their pitch and number of teeth are also identical. Shaft angle requirements vary depending on the type of application. If the application is for power transmission, miter gears are often used in a differential arrangement. If you’re installing miter gears for power transmission, you should know the mounting angle requirements.
Shaft angle requirements for miter gears vary by design. The most common arrangement is perpendicular, but the axes can be angled to almost any angle. Miter gears are also known for their high precision and high strength. Their helix angles are less than ten degrees. Because the shaft angle requirements for miter gears vary, you should know which type of shaft angle you require before ordering.
To determine the right pitch cone angle, first determine the shaft of the gear you’re designing. This angle is called the pitch cone angle. The angle should be at least 90 degrees for the gear and the pinion. The shaft bearings must also be capable of bearing significant forces. Miter gears must be supported by bearings that can withstand significant forces. Shaft angle requirements for miter gears vary from application to application.
For industrial use, miter gears are usually made of plain carbon steel or alloy steel. Some materials are more durable than others and can withstand higher speeds. For commercial use, noise limitations may be important. The gears may be exposed to harsh environments or heavy machine loads. Some types of gears function with teeth missing. But be sure to know the shaft angle requirements for miter gears before you order one.
editor by CX 2023-05-24