Solution Description
01. Solution Description
| Merchandise Description | ||
| Items | Title | Roller Skate Equipment |
| Items category | rubber molded merchandise | |
| Substance | EPDM,NR,SBR,Nitrile, Silicone, Fluorosilicone, Neoprene, Urethane(PU), Polyacrylate(ACM), Ethylene Acrylic(AEM), HNBR, Butyl(IIR), plastic like content (TPE, PU, NBR, silicone, NBR+TPE and many others) | |
| Measurement | All measurement and thickness accessible. | |
| Form | able of all shapes as for each drawing | |
| Colour | Natural,black, Pantone code or RAL code, or as for every client’s samples or requirements | |
| Hardness | 20°~90° Shore A, normally 30°~80° Shore A. | |
| Surface ending | Texture (VDI/MT normal, or created to client’s sample), polished (high polish, mirror polish), easy, portray, powder coating, printing, electroplating and so on. | |
| Drawing | 2d or 3D draiwng in any graphic/photo structure is Okay | |
| Totally free sample | Sure | |
| OEM/OEM | Indeed | |
| Application | Family, electronics, for vehicles like GM, Ford, Renault, Honda. Equipment, clinic, petrochemical, Military and Aerospace etc. | |
| Market | Europe, North America, Oceania | |
| Top quality certification | ISO 90001:2008, TS16949, Fda, Achieve, ROHS, SGS | |
| QC | Every single order creation will get a lot more than 10 instances normal examine and 5 fives moments random verify by our professional QC. Or by Third party appointed by buyer | |
| Mould | Molding Approach | Injection molding, mold processing, extrusion |
| Mould variety | processing mildew, injection mold, extrusionmold | |
| Devices | 350T vacuum urgent device and other pressing machine at 300T,250T and so on | |
| Tooling gear | Rubber rigidity tester, Rubber vulcanization instrument, Durometer, calipers, ageing oven | |
| Cavity | one~400 cavities | |
| Mould Existence | three hundred,000~1,00,000 instances | |
| Production | Production capacity | finish each mildew of item in 3 minutes and operating on 3 shifts inside 24 hours |
| Mould direct time | 15~35 times | |
| Sample lead time | three~5 days | |
| Production time | normally fifteen~30 days, must be verified before buy | |
| Loading port | HangZhou, ZheJiang , HangZhou or as required | |
02. Business Profile
HangZhou Brother Rubber firm was proven in 1996 calendar year, Found in HangZhou,China. We are an OEM/ODM expert company centered on answers of rubber and plastic merchandise. It represents high top quality and is backed up by our staff of top quality assurance professionals and our ISO 9001 and TS 16949 certifications. Its plant occupies above 2500 square meters of land.
Our main consumers arrive from Europe,The us and Oceanica, Example: British isles, United states, Spain, Denmark,Germany, Australia, Finland .
Our strengths are our potential to answer quickly and proficiently to buyer needs, superb quality specifications, and best notch comply with-up provider. Our sturdy engineering group supports our potential to give exceptional quality and on-time delivery. Our track record is primarily based on excellent credit, good quality and services which is highly appreciated by customers in European and North American market place. With experienced and secure management staff, sophisticated products and foremost technology, seasoned advertising and marketing staff, a excellent reputation between our clients, the Group is producing each work to develop the new manufacturer of rubber, plastic items, metallic items, mildew processing in the entire world.
“leadship via top quality and service, To create price for clients is making a long term for ourselves” as our motto. Welcome overseas pals to go to our business. Looking ahead to your assist much more!
Place of work:
Our sale place of work is positioned in HangZhou city downtown, ZheJiang Province, China. It is in 2~3 several hours travel length to the two our manufacturing facility and airport or sea port in HangZhou. It is also convenient to satisfy clients from distinct nations.
Products and materials:
Our organization is engaged in manufacture Rubber and plastic elements. The main products contain molded rubber elements, Extrusion silicone tube/strip, silicone sponge tube, Injection plastic areas, Extrusion plastic areas, Rubber sponge parts, PVC dipping.
We make these parts in accordance to the drawings or samples from clients with various condition,dimension and color , Case in point rubber rings, bellows, seals,hose,plug,bumper and so on, The primary rubber raw substance is EPDM,NR,SBR,Nitrile, Silicone, Fluorosilicone, Viton(FKM), Neoprene, Urethane(PU), Polyacrylate(ACM), Ethylene Acrylic(AEM), HNBR, Butyl(IIR) with 30~90 Shore A hardness. The principal plastic raw materials is PP, PA, PE, POM, Computer, PVC, PS, PVC, TPE, TPR, TPU ,Santoprene. Particularly we have gain in rubber seals and car rubber parts, We have developed several elements for some automotive enterprise like,Rover,BMW, Opel, GM, Ford, Renault, Honda.
Profound experience:
Our engineers and QC authorities are engaged in rubber plastic market more than 23 a long time. Our core management crew has wealthy experience and deep comprehending of rubber and plastic advancement.
Generation potential:
Manufacturing unit is operating 24 several hours by 3 shifts every day, It requires only 3 minutes to finish 1 mold of merchandise. (If 1 mould has fifty cavities, then we can create 50PCS of products in 3 minutes). Creation equipment which includes 350T vacuum urgent equipment, 300T pressing device, 250T devices and more other people.
Good quality handle and examination:
It has far more than 10 instances of good quality check out for every order, starting from raw materials check out to bundle check. Every generation line has at minimum 2 QC workers for random verify and standard check. Test: manufactory testing device consists of rubber tension tester, rubber vulcanization instrument, durometer, calipers, ageing oven for Density test, Elongation at break, Bonding energy, Pulling force examination, twisting power check, Rergarding other take a look at like anti-high/minimal temperature which will be examined by 3rd Celebration Screening Center as buyer necessary.
Sale services:
Each and every salesman need to be in provider following strictly skilled with productions knowledge and buyer-services specifications. Be skilled in exporting company method and English conversation.
|
US $10-15 / Set | |
200 Sets (Min. Order) |
###
| Usage: | Agricultural, Industrial, Medical, Vehicle, Electronic, Household |
|---|---|
| Material: | Polyurethane Rubber |
| Item Name: | Roller Skate Base |
| Other Materials: | Nr, EPDM, SBR, Cr, NBR, Silicon Rubber, Acm, FKM |
| MOQ: | 200 Sets |
| Transport Package: | Plastic Bag and Cartons Outside |
###
| Samples: |
US$ 0/Piece
1 Piece(Min.Order) |
|---|
###
| Customization: |
Available
|
|---|
###
| Product Description | ||
| Products | Name | Roller Skate Gear |
| Products category | rubber molded product | |
| Material | EPDM,NR,SBR,Nitrile, Silicone, Fluorosilicone, Neoprene, Urethane(PU), Polyacrylate(ACM), Ethylene Acrylic(AEM), HNBR, Butyl(IIR), plastic like material (TPE, PU, NBR, silicone, NBR+TPE etc) | |
| Size | All size and thickness available. | |
| Shape | capable of all shapes as per drawing | |
| Color | Natural,black, Pantone code or RAL code, or as per client’s samples or requirements | |
| Hardness | 20°~90° Shore A, usually 30°~80° Shore A. | |
| Surface finishing | Texture (VDI/MT standard, or made to client’s sample), polished (high polish, mirror polish), smooth, painting, powder coating, printing, electroplating etc. | |
| Drawing | 2D or 3D draiwng in any image/picture format is OK | |
| Free sample | Yes | |
| OEM/OEM | Yes | |
| Application | Household, electronics, for vehicles like GM, Ford, Renault, Honda. Machinery, hospital, petrochemical, Military and Aerospace etc. | |
| Market | Europe, North America, Oceania | |
| Quality certification | ISO 90001:2008, TS16949, FDA, REACH, ROHS, SGS | |
| QC | Every order production will get more than 10 times regular check and 5 fives times random check by our professional QC. Or by Third party appointed by customer | |
| Mold | Molding Process | Injection molding, mold processing, extrusion |
| Mould type | processing mold, injection mold, extrusionmold | |
| Machines | 350T vacuum pressing machine and other pressing machine at 300T,250T and so on | |
| Tooling equipment | Rubber tension tester, Rubber vulcanization instrument, Durometer, calipers, ageing oven | |
| Cavity | 1~400 cavities | |
| Mould Life | 300,000~1,00,000 times | |
| Production | Production capacity | finish each mold of product in 3 minutes and working on 3 shifts within 24 hours |
| Mold lead time | 15~35 days | |
| Sample lead time | 3~5 days | |
| Production time | usually 15~30 days, should be confirmed before order | |
| Loading port | Hangzhou, Shanghai, Ningbo or as required | |
|
US $10-15 / Set | |
200 Sets (Min. Order) |
###
| Usage: | Agricultural, Industrial, Medical, Vehicle, Electronic, Household |
|---|---|
| Material: | Polyurethane Rubber |
| Item Name: | Roller Skate Base |
| Other Materials: | Nr, EPDM, SBR, Cr, NBR, Silicon Rubber, Acm, FKM |
| MOQ: | 200 Sets |
| Transport Package: | Plastic Bag and Cartons Outside |
###
| Samples: |
US$ 0/Piece
1 Piece(Min.Order) |
|---|
###
| Customization: |
Available
|
|---|
###
| Product Description | ||
| Products | Name | Roller Skate Gear |
| Products category | rubber molded product | |
| Material | EPDM,NR,SBR,Nitrile, Silicone, Fluorosilicone, Neoprene, Urethane(PU), Polyacrylate(ACM), Ethylene Acrylic(AEM), HNBR, Butyl(IIR), plastic like material (TPE, PU, NBR, silicone, NBR+TPE etc) | |
| Size | All size and thickness available. | |
| Shape | capable of all shapes as per drawing | |
| Color | Natural,black, Pantone code or RAL code, or as per client’s samples or requirements | |
| Hardness | 20°~90° Shore A, usually 30°~80° Shore A. | |
| Surface finishing | Texture (VDI/MT standard, or made to client’s sample), polished (high polish, mirror polish), smooth, painting, powder coating, printing, electroplating etc. | |
| Drawing | 2D or 3D draiwng in any image/picture format is OK | |
| Free sample | Yes | |
| OEM/OEM | Yes | |
| Application | Household, electronics, for vehicles like GM, Ford, Renault, Honda. Machinery, hospital, petrochemical, Military and Aerospace etc. | |
| Market | Europe, North America, Oceania | |
| Quality certification | ISO 90001:2008, TS16949, FDA, REACH, ROHS, SGS | |
| QC | Every order production will get more than 10 times regular check and 5 fives times random check by our professional QC. Or by Third party appointed by customer | |
| Mold | Molding Process | Injection molding, mold processing, extrusion |
| Mould type | processing mold, injection mold, extrusionmold | |
| Machines | 350T vacuum pressing machine and other pressing machine at 300T,250T and so on | |
| Tooling equipment | Rubber tension tester, Rubber vulcanization instrument, Durometer, calipers, ageing oven | |
| Cavity | 1~400 cavities | |
| Mould Life | 300,000~1,00,000 times | |
| Production | Production capacity | finish each mold of product in 3 minutes and working on 3 shifts within 24 hours |
| Mold lead time | 15~35 days | |
| Sample lead time | 3~5 days | |
| Production time | usually 15~30 days, should be confirmed before order | |
| Loading port | Hangzhou, Shanghai, Ningbo or as required | |
The Difference Between Planetary Gears and Spur Gears
A spur gear is a type of mechanical drive that turns an external shaft. The angular velocity is proportional to the rpm and can be easily calculated from the gear ratio. However, to properly calculate angular velocity, it is necessary to know the number of teeth. Fortunately, there are several different types of spur gears. Here’s an overview of their main features. This article also discusses planetary gears, which are smaller, more robust, and more power-dense.
Planetary gears are a type of spur gear
One of the most significant differences between planetary gears and spurgears is the way that the two share the load. Planetary gears are much more efficient than spurgears, enabling high torque transfer in a small space. This is because planetary gears have multiple teeth instead of just one. They are also suitable for intermittent and constant operation. This article will cover some of the main benefits of planetary gears and their differences from spurgears.
While spur gears are more simple than planetary gears, they do have some key differences. In addition to being more basic, they do not require any special cuts or angles. Moreover, the tooth shape of spur gears is much more complex than those of planetary gears. The design determines where the teeth make contact and how much power is available. However, a planetary gear system will be more efficient if the teeth are lubricated internally.
In a planetary gear, there are three shafts: a sun gear, a planet carrier, and an external ring gear. A planetary gear is designed to allow the motion of one shaft to be arrested, while the other two work simultaneously. In addition to two-shaft operation, planetary gears can also be used in three-shaft operations, which are called temporary three-shaft operations. Temporary three-shaft operations are possible through frictional coupling.
Among the many benefits of planetary gears is their adaptability. As the load is shared between several planet gears, it is easier to switch gear ratios, so you do not need to purchase a new gearbox for every new application. Another major benefit of planetary gears is that they are highly resistant to high shock loads and demanding conditions. This means that they are used in many industries.
They are more robust
An epicyclic gear train is a type of transmission that uses concentric axes for input and output. This type of transmission is often used in vehicles with automatic transmissions, such as a Lamborghini Gallardo. It is also used in hybrid cars. These types of transmissions are also more robust than conventional planetary gears. However, they require more assembly time than a conventional parallel shaft gear.
An epicyclic gearing system has three basic components: an input, an output, and a carrier. The number of teeth in each gear determines the ratio of input rotation to output rotation. In some cases, an epicyclic gear system can be made with two planets. A third planet, known as the carrier, meshes with the second planet and the sun gear to provide reversibility. A ring gear is made of several components, and a planetary gear may contain many gears.
An epicyclic gear train can be built so that the planet gear rolls inside the pitch circle of an outer fixed gear ring, or “annular gear.” In such a case, the curve of the planet’s pitch circle is called a hypocycloid. When epicycle gear trains are used in combination with a sun gear, the planetary gear train is made up of both types. The sun gear is usually fixed, while the ring gear is driven.
Planetary gearing, also known as epicyclic gear, is more durable than other types of transmissions. Because planets are evenly distributed around the sun, they have an even distribution of gears. Because they are more robust, they can handle higher torques, reductions, and overhung loads. They are also more energy-dense and robust. In addition, planetary gearing is often able to be converted to various ratios.
They are more power dense
The planet gear and ring gear of a compound planetary transmission are epicyclic stages. One part of the planet gear meshes with the sun gear, while the other part of the gear drives the ring gear. Coast tooth flanks are used only when the gear drive works in reversed load direction. Asymmetry factor optimization equalizes the contact stress safety factors of a planetary gear. The permissible contact stress, sHPd, and the maximum operating contact stress (sHPc) are equalized by asymmetry factor optimization.
In addition, epicyclic gears are generally smaller and require fewer space than helical ones. They are commonly used as differential gears in speed frames and in looms, where they act as a Roper positive let off. They differ in the amount of overdrive and undergearing ratio they possess. The overdrive ratio varies from fifteen percent to forty percent. In contrast, the undergearing ratio ranges from 0.87:1 to 69%.
The TV7-117S turboprop engine gearbox is the first known application of epicyclic gears with asymmetric teeth. This gearbox was developed by the CZPT Corporation for the Ilyushin Il-114 turboprop plane. The TV7-117S’s gearbox arrangement consists of a first planetary-differential stage with three planet gears and a second solar-type coaxial stage with five planet gears. This arrangement gives epicyclic gears the highest power density.
Planetary gearing is more robust and power-dense than other types of gearing. They can withstand higher torques, reductions, and overhung loads. Their unique self-aligning properties also make them highly versatile in rugged applications. It is also more compact and lightweight. In addition to this, epicyclic gears are easier to manufacture than planetary gears. And as a bonus, they are much less expensive.
They are smaller
Epicyclic gears are small mechanical devices that have a central “sun” gear and one or more outer intermediate gears. These gears are held in a carrier or ring gear and have multiple mesh considerations. The system can be sized and speeded by dividing the required ratio by the number of teeth per gear. This process is known as gearing and is used in many types of gearing systems.
Planetary gears are also known as epicyclic gearing. They have input and output shafts that are coaxially arranged. Each planet contains a gear wheel that meshes with the sun gear. These gears are small and easy to manufacture. Another advantage of epicyclic gears is their robust design. They are easily converted into different ratios. They are also highly efficient. In addition, planetary gear trains can be designed to operate in multiple directions.
Another advantage of epicyclic gearing is their reduced size. They are often used for small-scale applications. The lower cost is associated with the reduced manufacturing time. Epicyclic gears should not be made on N/C milling machines. The epicyclic carrier should be cast and tooled on a single-purpose machine, which has several cutters cutting through material. The epicyclic carrier is smaller than the epicyclic gear.
Epicyclic gearing systems consist of three basic components: an input, an output, and a stationary component. The number of teeth in each gear determines the ratio of input rotation to output rotation. Typically, these gear sets are made of three separate pieces: the input gear, the output gear, and the stationary component. Depending on the size of the input and output gear, the ratio between the two components is greater than half.
They have higher gear ratios
The differences between epicyclic gears and regular, non-epicyclic gears are significant for many different applications. In particular, epicyclic gears have higher gear ratios. The reason behind this is that epicyclic gears require multiple mesh considerations. The epicyclic gears are designed to calculate the number of load application cycles per unit time. The sun gear, for example, is +1300 RPM. The planet gear, on the other hand, is +1700 RPM. The ring gear is also +1400 RPM, as determined by the number of teeth in each gear.
Torque is the twisting force of a gear, and the bigger the gear, the higher the torque. However, since the torque is also proportional to the size of the gear, bigger radii result in lower torque. In addition, smaller radii do not move cars faster, so the higher gear ratios do not move at highway speeds. The tradeoff between speed and torque is the gear ratio.
Planetary gears use multiple mechanisms to increase the gear ratio. Those using epicyclic gears have multiple gear sets, including a sun, a ring, and two planets. Moreover, the planetary gears are based on helical, bevel, and spur gears. In general, the higher gear ratios of epicyclic gears are superior to those of planetary gears.
Another example of planetary gears is the compound planet. This gear design has two different-sized gears on either end of a common casting. The large end engages the sun while the smaller end engages the annulus. The compound planets are sometimes necessary to achieve smaller steps in gear ratio. As with any gear, the correct alignment of planet pins is essential for proper operation. If the planets are not aligned properly, it may result in rough running or premature breakdown.
editor by czh 2023-01-21