Item Description
Heung Kong Precision Technological innovation Co., Ltd. is located in HangZhou Town, the main city of substantial-conclude manufacturing in the ZheJiang -Hong Kong-Macao Higher Bay Region, China. It is a specialist market and trade organization concentrating on the layout and manufacture of precision metallic and plastic areas.
Heung Kong Precision Engineering Co., Ltd. is a collaborative innovation cooperation device of the Innovation Heart of HangZhou College of Technological innovation. It has nearly 10 secure and reliable partners in the Pearl River Delta, delivering consumers with competitive charges and high-good quality customized merchandise processing companies.
Our expert crew is made up of many engineers in the discipline of CNC machining with a lot more than fifteen many years. The business provides clients with continuous and trustworthy companies and generates value for consumers by developing a mature, stable and high-high quality provide chain.
Company deal with: No. 17, Xihu (West Lake) Dis. Highway, Xihu (West Lake) Dis.cheng District, HangZhou Town, ZheJiang Province
Product & Service
CNC machining generally refers to laptop electronic control precision machining, CNC machining lathes, CNC machining milling equipment, CNC machining boring and milling devices, and so forth.
CNC machining positive aspects:
1. The number of tooling is tremendously decreased, and intricate tooling is not required to procedure parts with complex shapes. If you want to modify the shape and dimensions of the element, you only require to modify the element processing program, which is suitable for new solution advancement and modification.
2. The processing good quality is stable, the processing precision is substantial, and the repeatability is substantial, which is ideal for the processing needs of aircraft.
three. The creation effectiveness is high in the situation of multi-assortment and little batch manufacturing, which can lessen the time for creation preparation, equipment device adjustment and procedure inspection, and lowers the cutting time owing to the use of the best reducing amount.
four. It can procedure sophisticated profiles that are tough to method by traditional strategies, and even procedure some unobservable processing elements.
Automatic lathe is a substantial-efficiency, large-precision, reduced-sounds instrument-type automatic lathe. It is an computerized processing device tool that controls the processing system through a cam (CNC is also a type of automatic lathe, below refers to a non-CNC automated lathe).
Positive aspects of automated lathe processing:
1. Computerized processing: no guide operation is required, and sophisticated components can be processed concurrently with external circle, spherical floor, conical floor, arc area, stage, groove, embossing, drilling, tapping, die, chopping and other processes. It can be completed in 1 processing.
2.Large handle precision: the precision of the device tool spindle can get to .003mm, the wonderful adjustment of the slider is controlled by a micrometer, and the dimensional management precision can reach .005mm. The bare minimum cutting feed can be controlled to .005, and the roughness of the areas (copper parts) can be as minimal as Ra0.04-.08.
three. Computerized feeding: the feeding mechanism routinely feeds the major shaft, and the machine instantly stops and alarms when the substance is completed, and the processing procedure does not demand handbook viewing of the substance, achieving a entirely automatic production procedure. One operator can run several equipment at the same time.
4. Substantial production efficiency: a machining approach is concluded for every revolution of the cam. Several tools can be cut at the exact same time, the processing efficiency is really substantial, and the processing effectiveness has the rewards that CNC cannot match.
Sheet metallic processing is called sheet metallic processing. Sheet metallic areas are slender-plate components areas that can be processed by stamping, bending, stretching and other means.
The main processes are:
Stress riveting, expanding riveting, pulling mother, pulling riveting, riveting, chamfering, bending, forming, chopping, blanking, blanking, punching, punching convex hull, punching and tearing, punching, tapping, leveling , Again enamel, drilling, chamfering, punching, countersinking, flattening, punching mesh, reaming.
The resources commonly employed in sheet steel processing are cold-rolled sheet (SPCC), very hot-rolled sheet (SHCC), galvanized sheet (SECC, SGCC), copper (CU), brass, crimson copper, beryllium copper, aluminum sheet (6061, 5052 , 1571, 1060, 6063, duralumin, etc.), stainless steel (SUS301, SUS304).
Stamping processing is the generation technologies of item parts with certain shape, dimension and functionality by indicates of the electrical power of conventional or special stamping tools, so that the sheet metal is right subjected to deformation pressure in the mould and deformed. It is 1 of the principal techniques of plastic operating (or press operating) of metals.
Benefits of stamping processing:
1.The manufacturing effectiveness of stamping processing is large, and the operation is handy, and it is effortless to recognize mechanization and automation. The amount of strokes of normal presses can get to dozens of moments for each moment, and the higher-pace force can get to hundreds or even 1000’s of times per minute, and 1 punching piece could be acquired for each stamping stroke.
2. Considering that the die ensures the measurement and condition accuracy of the stamping elements, and normally does not damage the surface top quality of the stamping areas, and the lifestyle of the die is normally extended, the high quality of the stamping is stable and the interchangeability is good.
3. Stamping can procedure areas with a wide range of dimensions and complex shapes, this sort of as stopwatches as tiny as clocks, as large as car longitudinal beams, covering parts, etc., additionally the chilly deformation hardening influence of the material throughout stamping, the power and stiffness of stamping are increased.
four. Stamping usually does not make chips and scraps, consumes less content, and does not require other heating equipment, so it is a substance-saving and vitality-preserving processing strategy, and the expense of stamping areas is minimal.
Surface area treatment method is a method of artificially forming a area layer with distinct mechanical, actual physical and chemical properties of the substrate on the surface area of the substrate.
The goal of surface treatment is to fulfill the corrosion resistance, put on resistance, decoration or other unique useful specifications of the product.
The most generally employed surface area treatment processes are:
Anodizing, electrophoresis, electroplating, PVD, powder coating, metallic wire drawing, sandblasting, polishing, etching, and so on.
1) What’s your benefit?
We supply non-regular/OEM/tailored provider.
We have secure and high-quality source chain to provide you with constant and reliable services.
two) How before long can I get your quotation?
We generally estimate inside twenty several hours. If you are really urgent, pls get in touch with us or tell us in your e-mail.
three) Will my design and style drawing be risk-free soon after you get it?
Yes, we can sign the NDA prior to you send the style file.
4) Offered for personalized design drawings?
Indeed. The design file structure is DWG, DXF,DXW, IGES, Action, PDF and so on.
5) Do you offer samples?
Sure. Just need sample expense.The sample price could be refunded in mass generation.
six) What is the foremost time?
It depends on the quantity, Generally 7-21 times right after buy verified.
| Service |
CNC Machining
|
| Automatic Lathe Machining | |
|
Sheet Metal Fabrication
|
|
|
Stamping Parts
|
|
|
Surface Treatment
|
|
| Material |
Aluminum
|
|
Stainless Steel, Steel
|
|
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Brass
|
|
|
Copper
|
|
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Plastic
|
|
| Surface treatment | Sandblasting, Anodizing Color, Blackenning, Zinc\Nickl Plating, Polishing And Brushing,Etc. |
| MOQ | Quantity is not limited, small order can be accepted |
|
Drawing Format
|
STEP, CAD, STP, DWG, DXF, PDF, Gis, etc Or Samples
|
|
Delivery Time
|
5-25 Days, Depends on the quantities
|
|
Tolerance
|
+/- 0.01mm
|
|
QC
|
100% Inspection before shipment
|
|
OEM&ODM
|
We can design for you or production products same as your drawing
|
| Service |
CNC Machining
|
| Automatic Lathe Machining | |
|
Sheet Metal Fabrication
|
|
|
Stamping Parts
|
|
|
Surface Treatment
|
|
| Material |
Aluminum
|
|
Stainless Steel, Steel
|
|
|
Brass
|
|
|
Copper
|
|
|
Plastic
|
|
| Surface treatment | Sandblasting, Anodizing Color, Blackenning, Zinc\Nickl Plating, Polishing And Brushing,Etc. |
| MOQ | Quantity is not limited, small order can be accepted |
|
Drawing Format
|
STEP, CAD, STP, DWG, DXF, PDF, Gis, etc Or Samples
|
|
Delivery Time
|
5-25 Days, Depends on the quantities
|
|
Tolerance
|
+/- 0.01mm
|
|
QC
|
100% Inspection before shipment
|
|
OEM&ODM
|
We can design for you or production products same as your drawing
|
Hypoid Bevel Vs Straight Spiral Bevel – What’s the Difference?
Spiral gears come in many different varieties, but there is a fundamental difference between a Hypoid bevel gear and a Straight spiral bevel. This article will describe the differences between the two types of gears and discuss their use. Whether the gears are used in industrial applications or at home, it is vital to understand what each type does and why it is important. Ultimately, your final product will depend on these differences.
Hypoid bevel gears
In automotive use, hypoid bevel gears are used in the differential, which allows the wheels to rotate at different speeds while maintaining the vehicle’s handling. This gearbox assembly consists of a ring gear and pinion mounted on a carrier with other bevel gears. These gears are also widely used in heavy equipment, auxiliary units, and the aviation industry. Listed below are some common applications of hypoid bevel gears.
For automotive applications, hypoid gears are commonly used in rear axles, especially on large trucks. Their distinctive shape allows the driveshaft to be located deeper in the vehicle, thus lowering the center of gravity and minimizing interior disruption. This design makes the hypoid gearset one of the most efficient types of gearboxes on the market. In addition to their superior efficiency, hypoid gears are very easy to maintain, as their mesh is based on sliding action.
The face-hobbed hypoid gears have a characteristic epicycloidal lead curve along their lengthwise axis. The most common grinding method for hypoid gears is the Semi-Completing process, which uses a cup-shaped grinding wheel to replace the lead curve with a circular arc. However, this method has a significant drawback – it produces non-uniform stock removal. Furthermore, the grinding wheel cannot finish all the surface of the tooth.
The advantages of a hypoid gear over a spiral bevel gear include a higher contact ratio and a higher transmission torque. These gears are primarily used in automobile drive systems, where the ratio of a single pair of hypoid gears is the highest. The hypoid gear can be heat-treated to increase durability and reduce friction, making it an ideal choice for applications where speed and efficiency are critical.
The same technique used in spiral bevel gears can also be used for hypoid bevel gears. This machining technique involves two-cut roughing followed by one-cut finishing. The pitch diameter of hypoid gears is up to 2500 mm. It is possible to combine the roughing and finishing operations using the same cutter, but the two-cut machining process is recommended for hypoid gears.
The advantages of hypoid gearing over spiral bevel gears are primarily based on precision. Using a hypoid gear with only three arc minutes of backlash is more efficient than a spiral bevel gear that requires six arc minutes of backlash. This makes hypoid gears a more viable choice in the motion control market. However, some people may argue that hypoid gears are not practical for automobile assemblies.
Hypoid gears have a unique shape – a cone that has teeth that are not parallel. Their pitch surface consists of two surfaces – a conical surface and a line-contacting surface of revolution. An inscribed cone is a common substitute for the line-contact surface of hypoid bevel gears, and it features point-contacts instead of lines. Developed in the early 1920s, hypoid bevel gears are still used in heavy truck drive trains. As they grow in popularity, they are also seeing increasing use in the industrial power transmission and motion control industries.
Straight spiral bevel gears
There are many differences between spiral bevel gears and the traditional, non-spiral types. Spiral bevel gears are always crowned and never conjugated, which limits the distribution of contact stress. The helical shape of the bevel gear is also a factor of design, as is its length. The helical shape has a large number of advantages, however. Listed below are a few of them.
Spiral bevel gears are generally available in pitches ranging from 1.5 to 2500 mm. They are highly efficient and are also available in a wide range of tooth and module combinations. Spiral bevel gears are extremely accurate and durable, and have low helix angles. These properties make them excellent for precision applications. However, some gears are not suitable for all applications. Therefore, you should consider the type of bevel gear you need before purchasing.
Compared to helical gears, straight bevel gears are easier to manufacture. The earliest method used to manufacture these gears was the use of a planer with an indexing head. However, with the development of modern manufacturing processes such as the Revacycle and Coniflex systems, manufacturers have been able to produce these gears more efficiently. Some of these gears are used in windup alarm clocks, washing machines, and screwdrivers. However, they are particularly noisy and are not suitable for automobile use.
A straight bevel gear is the most common type of bevel gear, while a spiral bevel gear has concave teeth. This curved design produces a greater amount of torque and axial thrust than a straight bevel gear. Straight teeth can increase the risk of breaking and overheating equipment and are more prone to breakage. Spiral bevel gears are also more durable and last longer than helical gears.
Spiral and hypoid bevel gears are used for applications with high peripheral speeds and require very low friction. They are recommended for applications where noise levels are essential. Hypoid gears are suitable for applications where they can transmit high torque, although the helical-spiral design is less effective for braking. For this reason, spiral bevel gears and hypoids are generally more expensive. If you are planning to buy a new gear, it is important to know which one will be suitable for the application.
Spiral bevel gears are more expensive than standard bevel gears, and their design is more complex than that of the spiral bevel gear. However, they have the advantage of being simpler to manufacture and are less likely to produce excessive noise and vibration. They also have less teeth to grind, which means that they are not as noisy as the spiral bevel gears. The main benefit of this design is their simplicity, as they can be produced in pairs, which saves money and time.
In most applications, spiral bevel gears have advantages over their straight counterparts. They provide more evenly distributed tooth loads and carry more load without surface fatigue. The spiral angle of the teeth also affects thrust loading. It is possible to make a straight spiral bevel gear with two helical axes, but the difference is the amount of thrust that is applied to each individual tooth. In addition to being stronger, the spiral angle provides the same efficiency as the straight spiral gear.
Hypoid gears
The primary application of hypoid gearboxes is in the automotive industry. They are typically found on the rear axles of passenger cars. The name is derived from the left-hand spiral angle of the pinion and the right-hand spiral angle of the crown. Hypoid gears also benefit from an offset center of gravity, which reduces the interior space of cars. Hypoid gears are also used in heavy trucks and buses, where they can improve fuel efficiency.
The hypoid and spiral bevel gears can be produced by face-hobbing, a process that produces highly accurate and smooth-surfaced parts. This process enables precise flank surfaces and pre-designed ease-off topographies. These processes also enhance the mechanical resistance of the gears by 15 to 20%. Additionally, they can reduce noise and improve mechanical efficiency. In commercial applications, hypoid gears are ideal for ensuring quiet operation.
Conjugated design enables the production of hypoid gearsets with length or profile crowning. Its characteristic makes the gearset insensitive to inaccuracies in the gear housing and load deflections. In addition, crowning allows the manufacturer to adjust the operating displacements to achieve the desired results. These advantages make hypoid gear sets a desirable option for many industries. So, what are the advantages of hypoid gears in spiral gears?
The design of a hypoid gear is similar to that of a conventional bevel gear. Its pitch surfaces are hyperbolic, rather than conical, and the teeth are helical. This configuration also allows the pinion to be larger than an equivalent bevel pinion. The overall design of the hypoid gear allows for large diameter shafts and a large pinion. It can be considered a cross between a bevel gear and a worm drive.
In passenger vehicles, hypoid gears are almost universal. Their smoother operation, increased pinion strength, and reduced weight make them a desirable choice for many vehicle applications. And, a lower vehicle body also lowers the vehicle’s body. These advantages made all major car manufacturers convert to hypoid drive axles. It is worth noting that they are less efficient than their bevel gear counterparts.
The most basic design characteristic of a hypoid gear is that it carries out line contact in the entire area of engagement. In other words, if a pinion and a ring gear rotate with an angular increment, line contact is maintained throughout their entire engagement area. The resulting transmission ratio is equal to the angular increments of the pinion and ring gear. Therefore, hypoid gears are also known as helical gears.
